--- /dev/null
+2004-12-31 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/19042
+ * tree-sra.c (decide_block_copy): Force use_block_copy false
+ for complex values.
+
+2004-12-31 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/17799
+ * function.c (use_register_for_decl): Check DECL_IGNORED_P instead
+ of DECL_ARTIFICIAL.
+ (assign_parms_augmented_arg_list): Set DECL_IGNORED_P.
+ * c-decl.c (build_compound_literal): Likewise.
+ * dwarf2asm.c (dw2_force_const_mem): Likewise.
+ * gimplify.c (create_artificial_label): Likewise.
+ * tree-inline.c (expand_call_inline): Likewise.
+ * var-tracking.c (vt_initialize): Likewise.
+ * tree-outof-ssa.c (create_temp): Copy DECL_IGNORED_P.
+
+2004-12-31 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/19211
+ * config/darwin.c (machopic_legitimize_pic_address): If the orig
+ is subregister return orig.
+
+2004-12-31 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-scalar-evolution.c (instantiate_parameters_1): Copy the
+ expression only if needed.
+
+2004-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-hpux.h (HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+
+2004-12-31 Hans-Peter Nilsson <hp@bitrange.com>
+
+ PR target/18701
+ * combine.c (combine_simplify_rtx): Do not allow paradoxical
+ subregs of MEM.
+
+ PR target/18701
+ * combine.c (gen_lowpart_for_combine): When stripping SUBREG of
+ MEM, adjust imode and isize.
+
+2004-12-30 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (hfa_element_mode): Return false for
+ zero-sized top-level aggregates.
+
+2004-12-30 Jan Hubicka <jh@suse.cz>
+
+ PR target/18019
+ * i386.md (movqi_1): Fix -Os instruction choice.
+
+2004-12-30 Steven Bosscher <stevenb@suse.de>
+
+ * global.c (regclass_intersect): Remove.
+ (mark_reg_use_for_earlyclobber): Use reg_classes_intersect_p instead.
+
+2004-12-30 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_function_value): Use PARALLEL for
+ aggregates with XF/XCmode.
+
+2004-12-29 Richard Henderson <rth@redhat.com>
+
+ * target.h (targetm.calls.arg_partial_bytes): New.
+ * target-def.h (TARGET_ARG_PARTIAL_BYTES): New.
+ * calls.c (store_unaligned_arguments_into_pseudos): Update for
+ partial in bytes.
+ (load_register_parameters): Likewise.
+ (store_one_arg): Likewise.
+ (initialize_argument_information): Use targetm.calls.arg_partial_bytes.
+ (emit_library_call_value_1): Likewise.
+ * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
+ (emit_push_insn): Update for partial in bytes.
+ * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * function.c (assign_parm_find_entry_rtl): Use
+ targetm.calls.arg_partial_bytes. Update for result in bytes.
+ (locate_and_pad_parm): Update for partial in bytes.
+ * system.h (FUNCTION_ARG_PARTIAL_NREGS): Poison.
+ * targhooks.c (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): New.
+ * targhooks.h (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Declare.
+ * doc/tm.texi (TARGET_ARG_PARTIAL_BYTES): Rename and update from
+ FUNCTION_ARG_PARTIAL_NREGS.
+
+ * config/arc/arc.h, config/c4x/c4x.h, config/i386/i386.h,
+ config/i860/i860.h, config/m68hc11/m68hc11.h, config/m68k/m68k.h,
+ config/pdp11/pdp11.h, config/s390/s390.h, config/stormy16/stormy16.h,
+ config/xtensa/xtensa.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+
+ * config/alpha/alpha.c (alpha_arg_partial_bytes): New.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/alpha/alpha.h, config/alpha/unicosmk.h,
+ config/alpha/vms.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+
+ * config/arm/arm.h (FUNCTION_ARG_PARTIAL_NREGS): Move ...
+ * config/arm/arm.c (arm_arg_partial_bytes): ... here.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+
+ * config/cris/cris.h (FUNCTION_ARG_PARTIAL_NREGS): Move ...
+ * config/cris/cris.c (cris_arg_partial_bytes): ... here.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+
+ * config/fr30/fr30.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/fr30/fr30.c (fr30_arg_partial_bytes): Rename from
+ fr30_function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/fr30/fr30-protos.h: Update.
+
+ * config/frv/frv.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/frv/frv.c (frv_arg_partial_bytes): Rename from
+ frv_function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/frv/frv-protos.h: Update.
+
+ * config/ia64/ia64.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/ia64/ia64.c (ia64_arg_partial_bytes): Rename from
+ ia64_function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/ia64/ia64-protos.h: Update.
+
+ * config/iq2000/iq2000.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/iq2000/iq2000.c (iq2000_arg_partial_bytes): Rename from
+ function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/iq2000/iq2000-protos.h: Update.
+
+ * config/m32r/m32r.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/m32r/m32r.c (m32r_arg_partial_bytes): Rename from
+ function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/m32r/m32r-protos.h: Update.
+
+ * config/mcore/mcore.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/mcore/mcore.c (mcore_arg_partial_bytes): Rename from
+ mcore_function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/mcore/mcore-protos.h: Update.
+
+ * config/mips/mips.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/mips/mips.c (mips_arg_partial_bytes): Rename from
+ function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/mips/mips-protos.h: Update.
+
+ * config/mn10300/mn10300.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/mn10300/mn10300.c (mn10300_arg_partial_bytes): Rename from
+ function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/mn10300/mn10300-protos.h: Update.
+
+ * config/ns32k/ns32k.h (FUNCTION_ARG_PARTIAL_NREGS): Move ...
+ * config/ns32k/ns32k.c (ns32k_arg_partial_bytes): ... here.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+
+ * config/pa/pa.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/pa/pa.c (pa_arg_partial_bytes): Rename from
+ function_arg_partial_nregs. Handle 32-bit. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/pa/pa-protos.h: Update.
+
+ * config/rs6000/rs6000.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Rename from
+ function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/rs6000/rs6000-protos.h: Update.
+
+ * config/sh/sh.h (FUNCTION_ARG_PARTIAL_NREGS): Move ...
+ * config/sh/sh.c (sh_arg_partial_bytes): ... here.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+
+ * config/sparc/sparc.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/sparc/sparc.c (sparc_arg_partial_bytes): Rename from
+ function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/sparc/sparc-protos.h: Update.
+
+ * config/v850/v850.h (FUNCTION_ARG_PARTIAL_NREGS): Remove.
+ * config/v850/v850.c (v850_arg_partial_bytes): Rename from
+ function_arg_partial_nregs. Adjust to return bytes.
+ (TARGET_ARG_PARTIAL_BYTES): New.
+ * config/v850/v850-protos.h: Update.
+
+2004-12-30 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.h (ASM_OUTPUT_INTERNAL_LABEL): Define.
+ * config/mmix/mmix.c (mmix_asm_output_internal_label): New
+ function.
+ * config/mmix/mmix-protos.h (mmix_asm_output_internal_label):
+ Prototype.
+
+2003-12-29 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): True.
+
+2004-12-29 Jeff Law <law@redhat.com>
+
+ * tree-outof-ssa.c (insert_backedge_copies): New function.
+ (rewrite_out_of_ssa): Use it.
+
+2004-12-29 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/18179
+ * tree-vectorizer.c (vect_get_base_and_offset): Call get_inner_reference
+ and vect_analyze_offset_expr.
+ (vect_create_addr_base_for_vector_ref): Build address_base by combining
+ base and initial_offset fields of vect_stmt_info.
+ (vect_update_inits_of_dr): Update offset of data-ref instead of its
+ access-fn. Remove argument.
+ (vect_update_inits_of_drs): Call vect_update_inits_of_dr with new
+ arguments.
+ (vect_compute_data_ref_alignment): Check misalignment info in
+ vect_stmt_info. Remove argument.
+ (vect_compute_data_refs_alignment): Call vect_compute_data_ref_alignment
+ with correct argument.
+ (vect_analyze_data_ref_access): Check access info in vect_stmt_info.
+ (vect_analyze_pointer_ref_access): Update step and initial_offset fields
+ of vect_stmt_info.
+ (vect_get_memtag_and_dr): Call vect_get_base_and_offset and set the
+ fields of stmt_vec_info.
+ (vect_analyze_data_refs): Find vectype and pass it to
+ vect_get_memtag_and_dr.
+ (vect_get_first_index): Remove.
+ (vect_compute_array_base_alignment): Remove.
+ (vect_compute_array_ref_alignment): Remove
+ (vect_create_data_ref_ptr): Use TYPE_SIZE_UNIT instead GET_MODE_SIZE.
+ (vect_gen_niters_for_prolog_loop): Use TREE_CONSTANT instead
+ host_integerp.
+ (vectorizable_load): Use size arithmetics.
+
+2004-12-29 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/18179
+ * tree-vectorizer.c (vect_get_base_and_offset): Rename (previous name
+ vect_get_base_and_bit_offset).
+ (vect_get_memtag_and_dr): Rename (previous name vect_get_symbl_and_dr).
+
+2004-12-29 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/18179
+ * tree-vectorizer.h (struct _stmt_vec_info): Add new fields:
+ initial_offset, step, misalignment and base_aligned_p and macros
+ to access them.
+ * tree-vectorizer.c (vect_analyze_offset_expr): New function.
+ (new_stmt_vec_info): Initialize the new fields of stmt_vec_info.
+
+ (vect_create_data_ref_ptr): Fix printings.
+
+2004-12-29 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/18179
+ * tree-vectorizer.c (vect_get_symbl_and_dr): Reorganize. Add memtag
+ retrieval.
+ (vect_analyze_data_refs): Remove memtag retrieval.
+
+2004-12-28 Richard Henderson <rth@redhat.com>
+
+ PR inline-asm/15740
+ * gimplify.c (gimplify_asm_expr): Move resolve asm names ...
+ * c-typeck.c (build_asm_expr): ... here. Validate input
+ constraints. Mark memory inputs addressable.
+
+2004-12-28 Hans-Peter Nilsson <hp@bitrange.com>
+
+ PR target/18321
+ * config/mmix/mmix.c (mmix_expand_epilogue): Change type of
+ variable offset to HOST_WIDE_INT. Remove obsolete comment. Fix
+ spacing.
+
+2004-12-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * fold-const.c (fold_build_cleanup_point_expr): For a RETURN_EXPR,
+ we only need a cleanup point expression when the expression on the
+ left hand side of the MODIFIY_EXPR inside the return has side
+ effects.
+
+2004-12-28 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (vect_mark_relevant) First argument changed from
+ varray_type to varray_type*.
+ (vect_mark_stmts_to_be_vectorized): Pass &worklist instead of worklist
+ when calling vect_mark_relevant.
+
+2004-12-28 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
+ generate non-offsettable DImode lo_sum addresses.
+
+2004-12-28 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/19103
+ * loop-iv.c (iv_number_of_iterations): Fix typo.
+
+2004-12-28 Andreas Jaeger <aj@suse.de>
+
+ * genrecog.c (compute_predicate_codes): Avoid warning.
+
+2004-12-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * vax.c (vax_address_cost, vax_rtx_cost): Correct casts.
+ (vax_rtx_cost): Handle small offsets for both PLUS and MINUS.
+
+2004-12-27 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (thread_across_edge): Remove broken code to
+ avoid threading into a loop.
+
+2004-12-27 Richard Henderson <rth@redhat.com>
+
+ PR target/17406
+ * config/i386/i386.c (ix86_expand_prologue): Add REG_FRAME_RELATED_EXPR
+ note for allocate_stack_worker insn.
+
+2004-12-27 Jason Merrill <jason@redhat.com>
+
+ * doc/tm.texi (TARGET_RELAXED_ORDERING): Document.
+ * target.h (struct gcc_target): Add relaxed_ordering field.
+ * target-def.h (TARGET_RELAXED_ORDERING): Define default.
+ (TARGET_INITIALIZER): Add it.
+ * config/alpha/alpha.c (TARGET_RELAXED_ORDERING): Define.
+ * config/ia64/ia64.c (TARGET_RELAXED_ORDERING): Define.
+ * config/rs6000/rs6000.c (TARGET_RELAXED_ORDERING): Define.
+ * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define.
+
+2004-12-27 Roger Sayle <roger@eyesopen.com>
+
+ PR driver/16118
+ * doc/invoke.texi: Document the interaction between -save-temps
+ and -x.
+
+2004-12-27 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_eliminate_indexed_memrefs):
+ Do not break apart constant pool addresses.
+ (rs6000_emit_move): Only force source into REG if target is MEM.
+
+2004-12-27 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/19148
+ * gimplify.c (gimplify_cond_expr): Add post_p parameter.
+ (gimplify_modify_expr_rhs): Adjust call to gimplify_cond_expr.
+ (gimplify_expr): Likewise.
+
+2004-12-27 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.h (UNITS_PER_SIMD_WORD): Don't use MMX/3DNOW.
+
+2004-12-26 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_gimplify_va_arg): Also pass the result
+ of type_natural_mode to examine_argument.
+
+ * config/i386/i386.md (mov<MMXMODEI>_internal_rex64): New.
+ (movv2sf_internal_rex64): New.
+ (mov<MMXMODEI>_internal): Use no register preferences at all.
+ (movv2sf_internal): Likewise.
+
+2004-12-26 Richard Henderson <rth@redhat.com>
+
+ * simplify-rtx.c (simplify_relational_operation_1): Don't simplify
+ plus/minus across EQ for floating-point.
+
+2004-12-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/17643
+ * pa.c (pa_function_ok_for_sibcall): Sibcalls are not ok when
+ generating code for the portable runtime.
+
+2004-12-25 Richard Henderson <rth@redhat.com>
+
+ * expr.c (clear_storage): Validate CONST0_RTX extant. Special case
+ complex modes.
+
+2004-12-25 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/19078
+ * tree-ssa-loop-ivopts.c (determine_use_iv_cost_generic,
+ determine_use_iv_cost_outer): Fix computing of cost for the original
+ bivs.
+ (dump_use): Handle case related_cands == NULL.
+
+2004-12-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ PR target/19059
+ * config/avr/avr.c (avr_mcu_types): Move attiny{13,2313} from avr4
+ to avr2.
+ * config/avr/avr.h (LINK_SPEC): Ditto.
+ * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
+
+2004-12-25 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/19137
+ * config/rs6000/rs6000.md (movti_power, movti_string): Relax
+ operand[1] predicate to input_operand, and add r<-n alternative.
+ Move TImode const_double_operand splitter to where it belongs.
+
+2004-12-25 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/19147
+ * config/rs6000/rs6000.md (andsi3_internal7, andsi3_internal8): Delete.
+
+2004-12-24 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (*fix_trunc{d,s,h}i_1):
+ Rename to *fix_trunc{d,s,h}i_i387.
+ (fix_trunc{d,s}fdi2): Reorder tests.
+
+2004-12-24 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR debug/14638
+
+ * tree.h (DECL_DEBUG_ALIAS_OF): New macro.
+ * var-tracking.c (track_expr_p): Don't disqualify tracking of variables
+ that are aliases of variables we want to track, unless the
+ original variable is also ignored for debugging purposes.
+ (VARIABLE_HASH_VAL): Use DECL_UID, so that this is deterministic.
+ * tree-outof-ssa.c (create_temp): Note who we are a debug alias of.
+ * dwarf2out.c (dwarf2out_var_location): Add us to the location of
+ the decl we are an alias of.
+
+2004-12-24 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/19142
+ * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Allow
+ DFmode for 32-bit again.
+
+2004-12-23 Roger Sayle <roger@eyesopen.com>
+
+ * reload.c (regno_clobbered_p): Add a gcc_assert that regno
+ refers to a hard register.
+
+2004-12-23 Mark Mitchell <mark@codesourcery.com>
+
+ * gimplify.c (gimplify_modify_expr_rhs): Use types_compatible_p.
+
+2004-12-23 DJ Delorie <dj@redhat.com>
+
+ * genrecog.c (did_you_mean_codes): New.
+ (compute_predicate_codes): Fail unmatched codes.
+
+2004-12-23 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add
+ assert for machine=mips for !TARGET_IRIX.
+ * config/mips/linux.h: Remove machine=mips assert.
+ * config/mips/netbsd.h: Ditto.
+ * config/mips/openbsd.h: Ditto.
+
+2004-12-23 Dale Johannesen <dalej@apple.com>
+
+ * tree.c (iterative_hash_expr): Canonicalize builtins.
+
+2004-12-23 Alexandre Oliva <aoliva@redhat.com>
+
+ PR target/16819
+ * calls.c (load_register_parameters): Don't call use_regs when
+ nregs is zero.
+
+2004-12-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/17746
+ * expr.c (get_inner_reference): Add 'keep_aligning' parameter.
+ Break on aligning VIEW_CONVERT_EXPR nodes on STRICT_ALIGNMENT
+ platforms only if keep_aligning is true.
+ (expand_assignment): Adjust call to get_inner_reference.
+ (expand_expr_addr_expr_1): Likewise.
+ (expand_expr_real_1): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * dwarf2out.c (loc_descriptor_from_tree_1): Likewise.
+ * fold-const.c (optimize_bit_field_compare): Likewise.
+ (decode_field_reference): Likewise.
+ (split_address_to_core_and_offset): Likewise.
+ * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
+ * tree.h (get_inner_reference): Adjust prototype.
+
+2004-12-23 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (override_options): Revert last change
+ wrt fancy 387 math.
+
+2004-12-23 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (one_cmpl<mode>2, and<mode>3, andnot<mode>3,
+ ior<mode>3, iornot<mode>3, xor<mode>3, xornot<mode>3): New macroized
+ vector operate patterns.
+
+2004-12-23 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_vector_move): Tidy.
+ (ix86_expand_vector_move_misalign): New.
+ (ix86_misaligned_mem_ok): Remove.
+ (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove.
+ * config/i386/i386-protos.h: Update.
+ * config/i386/i386.md (SSEMODEI): Rename from SSEINT16.
+ (MMXMODEI): Rename from MMXINT8.
+ (SSEMODE, MMXMODE, movmisalign<mode>): New.
+
+2004-12-23 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/16405
+ * gimplify.c (gimplify_modify_expr_rhs): Handle
+ INDIRECT_REF/ADDR_EXPR combinations.
+
+2004-12-22 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_expand_mov): Split out ...
+ (alpha_expand_movmisalign): ... misaligned vector support.
+ (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/alpha.md (VEC): New macro.
+ (movv8qi, movv4hi, movv2si): Compress with VEC.
+ (movv8qi_fix, movv4hi_fix, movv2si_fix): Likewise.
+ (movv8qi_nofix, movv4hi_nofix, movv2si_nofix): Likewise.
+ (movmisalign<mode>): New.
+
+2004-12-22 Richard Henderson <rth@redhat.com>
+
+ * optabs.h (OTI_movmisalign, movmisalign_optab): New.
+ * optabs.c (init_optabs): Create it.
+ * genopinit.c (optabs): Initialize it.
+ * expr.c (expand_expr_real_1) <MISALIGNED_INDIRECT_REF>: Use it.
+ * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
+ * target-def.h (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove.
+ * target.h (vectorize.misaligned_mem_ok): Remove.
+ * targhooks.c (default_vect_misaligned_mem_ok): Remove.
+ * doc/md.texi (movmisalign): New.
+ * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove.
+
+2004-12-22 Richard Henderson <rth@redhat.com>
+
+ * config/i386/emmintrin.h (_mm_loadh_pd): Don't cast pointer arg
+ to __v2si.
+ (_mm_storeh_pd, _mm_loadl_pd, _mm_storel_pd): Likewise.
+ * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use double* or
+ const double* for __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
+ __builtin_ia32_storehpd, __builtin_ia32_storelpd.
+ (ix86_expand_builtin): Update to match.
+ (ix86_expand_vector_init): Use sse2_loadlpd.
+ * config/i386/i386.md (vec_setv2df): Use sse2_loadlpd, sse2_loadhpd.
+ (vec_extractv2df): Use sse2_storelpd, sse2_storehpd.
+ (sse2_storehpd, sse2_loadhpd, sse2_storelpd, sse2_loadlpd): New.
+ (sse2_movhpd): Remove.
+
+2004-12-23 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/18751
+ * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Return
+ false for anything larger than 32 bits in 32-bit code.
+
+2004-12-22 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (btsq, btrq, btcq): Fix modes.
+ (bt peepholes): Likewise.
+
+ * varasm.c (force_const_mem): Call set_mem_align.
+
+2004-12-22 Richard Henderson <rth@redhat.com>
+
+ * config/i386/predicates.md (sse_comparison_operator): Fix
+ typo in ieee test.
+ (arith_or_logical_operator): Downcase codes.
+
+2004-12-23 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/18511
+ * reload1.c (emit_output_reload_insns): Check if OLD is a hard
+ register before calling regno_clobbered_p.
+ * reload.c: Update comment for regno_clobbered_p.
+
+2004-12-22 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (override_options): Respect user disable of
+ fancy 387 math, sse, mmx.
+ (construct_container): Generate error if we need an sse regster
+ and sse has been disabled.
+ * config/i386/i386.h (TARGET_SWITCHES): Disabling sse also disables
+ later sse generations. Disabling mmx also disables 3dnow.
+
+2004-12-22 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-inline.c (struct inline_data): Remove inlined_fns.
+ (expand_call_inline): Remove dead code setting
+ inlined_fns.
+ (optimize_inline_calls): Remove dead code setting DECL_INLINED_FNS.
+ * tree.h (struct tree_decl): Remove inlined_fns.
+
+2004-12-22 Roger Sayle <roger@eyesopen.com>
+
+ * tree-browser.c: Remove obsolete #ifdef HOST_EBCDIC code.
+
+2004-12-23 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/18896
+ * function.c (split_complex_args): Set DECL_ARTIFICIAL, DECL_IGNORED_P
+ for real and imaginary parts if the parm is addressable.
+ (assign_parms_unsplit_complex): If parm addressable, save real
+ and imaginary parts to a stack temp. Pass assign_parm_data_all.
+ (assign_parms): Adjust assign_parms_unsplit_complex call.
+
+2004-12-22 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree.h (DECL_PTA_ALIASVAR): Dead.
+ (struct tree_decl): Remove alias_var field.
+
+2004-12-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ * system.h (IN_RANGE): Restore HOST_WIDE_INT cast.
+ * tree.h (IS_EXPR_CODE_CLASS): Do not use IN_RANGE.
+
+2004-12-22 Richard Henderson <rth@redhat.com>
+ Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (truncdfsf2): Don't create stack temp when
+ using sse math only. Use truncdfsf2_with_temp.
+ (truncdfsf2_with_temp): New.
+ (truncdfsf_fast_i387): Rename from truncdfsf2_noop. Add memory
+ output alternative.
+ (truncdfsf_mixed): Rename from truncdfsf2_1_sse. Compress duplicate
+ alternatives.
+ (truncdfsf_fast_sse): Rename from truncdfsf2_2. Remove f alternative.
+ (truncdfsf2_3, truncdfsf2_sse_only): Remove.
+ (truncdfsf_i387): Rename from truncdfsf2_1. Compress duplicates.
+ (truncdfsf_fast_mixed): New.
+ (truncdfsf splitters): Remove all except the 387 load/store split.
+ (truncxfsf2_1, truncxfdf2_1): Unify enable constraint with
+ respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH and
+ TARGET_MIX_SSE_I387.
+ (*truncxf{s,d}f2_1): Rename to *truncxf{s,d}f2_mixed.
+ (truncxf{s,d}f2_noop) Rename to truncxf{d,s}f2_i387_noop.
+ (*truncxf{s,d}f2_i387): New patterns.
+ (*truncxf{s,d}f2_2): Rename to *truncxf{s,d}f2_i387_1.
+ (truncxf{s,d}f2, fmod{s,d}f3, drem{s,d}f3, log1p{s,d}f2,
+ rint{s,d}f2, floor{s,d}f2, ceil{s,d}f2, btrunc{s,d}f2,
+ nearbyint{s,d}f2): Use renamed patterns.
+
+2004-12-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.h (TYPE_SIZES_GIMPLIFIED): New.
+ * function.c (gimplify_parm_type): Don't gimplify type if already done.
+ * gimplify.c (gimplify_decl_expr): Likewise.
+ (gimplify_type_sizes): Set TYPE_SIZES_GIMPLIFIED. Examine nested
+ array types.
+
+2004-12-22 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (eval_save_expr): Remove.
+ (gimplify_one_sizepos): Unshare expr before gimplifying.
+ * stor-layout.c (variable_size): Revert 2004-12-19 change.
+ (layout_decl): Revert 2004-12-18 change.
+ (layout_type): Revert 2004-12-21 change.
+
+2004-12-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-sra.c (type_can_be_decomposed_p): Reject variable sized types.
+
+2004-12-22 Mark Mitchell <mark@codesourcery.com>
+
+ * Makefile.in (install-common): Remove special-case code for when
+ SPECS is defined.
+
+2004-12-22 Jan Beulich <jbeulich@novell.com>
+
+ * config.gcc: Add dbxelf.h to NetWare's tm_file.
+ * config/i386/netware-crt0.c: Prototype __init_environment and
+ __deinit_environment prior to their definition.
+ (__init_environment): Correct invokation of constructor function.
+ * config/i386/netware.h (TARGET_OS_CPP_BUILTINS): Use
+ builtin_define_std rather than builtin_define on IAPX386.
+ * config/i386/nwld.h: Disable stabs debugging info with the linker
+ this file supports.
+ * config/i386/t-nwld (SHLIB_LINK): Do not use a temporary file for
+ the output. Add -posix to the options as that is the more compatible
+ mode.
+ * gthr-nks.h: Formatting.
+ (__gthread_mutex_init_function): Kill the dubious use of
+ NX_MUTEX_RECURSIVE as it is now clear that the traditional mutexes
+ were not meant to be recursive.
+ (__gthread_recursive_mutex_t, __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION,
+ __gthread_recursive_mutex_init_function,
+ __gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
+ __gthread_recursive_mutex_unlock): New.
+
+2004-12-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/t-linux64: Remove code that messed with $(SPECS).
+ (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Move
+ n32 to the front.
+ (MULTILIB_EXTRA_OPTS, CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
+ Removed.
+ * config/mips/linux64.h (DRIVER_SELF_SPECS): Don't handle
+ -mabi-fake-default.
+ (SUBTARGET_TARGET_SWITCHES): Likewise.
+
+2004-12-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c++/18984
+ * pointer-set.c (pointer_set_contains): Add back.
+ * pointer-set.h (pointer_set_contains): Add back.
+
+2004-12-21 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (eval_save_expr): New.
+ (gimplify_one_sizepos): Use it.
+ * stor-layout.c (layout_type): Unshare TYPE_MIN/MAX_VALUE.
+
+2004-12-21 Nathan Sidwell <nathan@codesourcery.com>
+
+ * system.c (IN_RANGE): Use plain unsigned, not unsigned
+ HOST_WIDE_INT.
+ * tree.def (VOID_TYPE, INTEGER_TYPE, REAL_TYPE, COMPLEX_TYPE,
+ VECTOR_TYPE, OFFSET_TYPE, ENUMERAL_TYPE, BOOLEAN_TYPE, CHAR_TYPE,
+ POINTER_TYPE, REFERENCE_TYPE, METHOD_TYPE, FUNCTION_TYPE,
+ FILE_TYPE, ARRAY_TYPE, RECORD_TYPE, UNION_TYPE,
+ QUAL_UNION_TYPE): Reorder for better code efficiency.
+ (CONST_DECL, TYPE_DECL, VAR_DECL, FIELD_DECL, PARM_DECL): Likewise.
+ (INDIRECT_REF, ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): Likewise.
+ * tree.h (INDIRECT_REF_P): Reorder checks for better optimization.
+ (IS_EXPR_CODE_CLASS): Use IN_RANGE.
+ (INTEGRAL_TYPE_P, FLOAT_TYPE_P): Reorder checks for better
+ optimization.
+
+2004-12-21 David O'Brien <obrien@FreeBSD.org>
+
+ * config/freebsd-spec.h: Use KSE pthread lib for -pthread.
+
+2004-12-21 James A. Morrison <phython@gcc.gnu.org>
+
+ PR c/18963
+ * c-decl.c (pushdecl): Remove block trying to merge static function
+ declarations at block scope to file scope declarations.
+
+2004-12-21 James A. Morrison <phython@gcc.gnu.org>
+
+ PR c/18596
+ * c-parse.in (initdcl): Don't process a declaration if start_decl fails.
+ (notype_initdcl): Don't process a declaration if start_decl fails.
+ * c-decl.c (start_decl): Fail if grokdeclarator fails.
+ (grokdeclarator): Fail if a function definition has an invalid storage
+ class.
+ * c-typeck.c (start_init): Treat error_mark_node the same as 0.
+
+2004-12-21 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (x86_sse_split_regs): Rename from
+ x86_sse_partial_regs.
+ * config/i386/i386.h (x86_sse_split_regs): Likewise.
+ (TARGET_SSE_SPLIT_REGS): Rename from TARGET_SSE_PARTIAL_REGS.
+ * config/i386/i386.md (*): Update to match. Remove two
+ floatsisf splitters that use it.
+
+ * config/i386/i386.h (x86_sse_partial_regs_for_cvtsd2ss): Remove.
+
+ * config/i386/i386.c (x86_sse_partial_regs_for_cvtsd2ss): Remove.
+ * config/i386/i386.h (TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS): Remove.
+ * config/i386/i386.md (truncdfsf2_1_sse): Don't test it.
+ (truncdfsf2_2, truncdfsf2_sse_only): Likewise.
+ (truncdfsf2_1_sse_nooverlap, truncdfsf2_2_nooverlap): Remove.
+ (truncdfsf2_sse_only_nooverlap): Remove.
+
+ * config/i386/i386.h (TARGET_SSE_TYPELESS_LOAD0): Remove.
+
+2004-12-21 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * expr.c (emit_group_load_1): Return the source if the move
+ is a regular move between complex values.
+
+2004-12-20 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/18683
+ * config/rs6000/rs6000.c (current_file_function_operand): Only check
+ current_function_decl's DECL_RTL if it has already been set.
+
+2004-12-20 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/18683
+ * function.c (pop_function_context_from): Don't reset reg_renumber.
+
+2004-12-20 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/18776
+ * expr.c (write_complex_part): Use a subreg if the original object
+ is a hard reg that spans an even number of regs or a MEM.
+ (read_complex_part): Likewise.
+
+2004-12-20 Mark Mitchell <mark@codesourcery.com>
+
+ * Makefile.in (install-common): Do not install the specs file
+ unless SPECS is defined.
+
+2004-12-20 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/18942
+ * simplify-rtx.c (simplify_relational_operation_1): Simplify
+ x + cst1 == cst2 to x == cst2 - cst1. Made static.
+
+2004-12-20 Matt Austern <austern@apple.com>
+
+ PR c++/19044
+ * c-common.c (set_builtin_user_assembler_name): New.
+ * c-common.h (set_builtin_user_assembler_name): Declare.
+ * c-decl.c (finish_decl): Use set_builtin_user_assembler_name
+
+2004-12-20 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/19080
+
+ Merge from tree-cleanup-branch
+
+ * tree-flow-inline.h (clear_call_clobbered): New function.
+ * tree-ssa-alias.c (init_alias_info): Call it.
+
+2004-12-20 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (sse2_movsd): Remove ix86_binary_operator_ok
+ check.
+
+2004-12-20 Steven Bosscher <stevenb@suse.de>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/18191
+ PR middle-end/18965
+ PR middle-end/18999
+ * expr.c (categorize_ctor_elements_1): Count the total number
+ of elements in the constructor.
+ (categorize_ctor_elements): Return it in a new argument.
+ * tree.h (categorize_ctor_elements): Adjust prototype.
+ * gimplify.c (gimplify_init_ctor_eval_range): New.
+ (gimplify_init_ctor_eval): Gimplify RANGE_EXPR.
+ (gimplify_init_constructor): Block clear the object if the
+ constructor has fewer elements than the object type. Only try
+ to add assignments to individual elements when we have to.
+
+2004-12-20 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
+ long_long_integer_type_node in building V2DI_type_node.
+
+ * config/i386/emmintrin.h: Use __vector_size__ instead of vector_size.
+ * config/i386/mmintrin.h, config/i386/xmmintrin.h: Likewise.
+
+2004-12-20 Ben Elliston <bje@au.ibm.com>
+
+ * doc/md.texi (Expander Definitions): Use @emph instead of @strong
+ around Note: text to workaround a limitation of the Info format.
+ * doc/cpp.texi (Invocation): Likewise.
+ * doc/cppopts.texi: Likewise.
+
+2004-12-19 Dale Johannesen <dalej@apple.com>
+
+ * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Don't
+ reference operand 1 of ADDR_EXPRs.
+
+2004-12-19 Mark Mitchell <mark@codesourcery.com>
+
+ * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): New macro.
+ * output.h (assemble_name_raw): Declare it.
+ * system.h (ASM_OUTPUT_INTERNAL_LABEL): Do not poison it.
+ * varasm.c (assemble_name_raw): New function.
+ (assemble_name): Use it.
+ (default_internal_label): Likewise.
+ * config/darwin.c (darwin_asm_output_dwarf_delta): Likewise.
+ * doc/tm.texi (ASM_OUTPUT_INTERNAL_LABEL): Document.
+
+2004-12-19 Richard Henderson <rth@redhat.com>
+
+ PR 18067
+ * stor-layout.c (variable_size): Force creation of a SAVE_EXPR.
+
+2003-12-19 Steven Bosscher <stevenb@suse.de>
+
+ * config/i386/i386.c (ix86_split_to_parts): Use an array with
+ four elements for decoding a CONST_DOUBLE on 64 bits targets.
+
+2004-12-19 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68kemb.h (TARGET_OS_CPP_BUILTINS): Remove redundant
+ definition of mc68000, already present in TARGET_CPU_CPP_BUILTINS.
+
+2004-12-18 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda-code.c (can_convert_to_perfect_nest): Make checking
+ match up with what perfect_nestify can actually handle.
+ (perfect_nestify): Don't return false in the phi node loop.
+
+2004-12-18 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (SSEINT16): New.
+ (movv16qi, movv8hi, movv4si, movv2di): Compress via macros.
+ (movv16qi_internal, movv8hi_internal, movv4si_internal,
+ movv2di_internal): Compress via macros. Add SSE zero alternative.
+ Fix pure SSE alternatives to use 'x' instead of 'Y'.
+ (MMXINT8): New.
+ (movv8qi, movv4hi, movv2si, movv8qi_internal, movv4hi_internal,
+ movv2si_internal): Compress via macros.
+ (SSEPUSH, MMXPUSH): New.
+ (pushv18qi, pushv8hi, pushv4si, pushv2di, pushti, pushv4sf, pushv2df,
+ pushv8qi, pushv4hi, pushv2si, pushv2sf): Compress via macros.
+
+2004-12-18 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/16417
+ * c-decl.c (store_parm_decls): Clarify get_pending_sizes insertion
+ comment.
+ * c-objc-common.c (c_cannot_inline_tree_fn): Remove pending sizes
+ checks.
+ * c-tree.h (struct lang_decl): Remove pending_sizes.
+ * function.c: Include tree-gimple.h
+ (assign_parm_setup_reg): Remove callee-copies code.
+ (gimplify_parm_type, gimplify_parameters): New functions.
+ (expand_pending_sizes): Remove.
+ (expand_function_start): Don't call it.
+ * gimplify.c (gimplify_expr): Examine DECL_VALUE_EXPR for PARM_DECL.
+ (gimplify_body): Add do_parms argument. Use gimplify_parameters.
+ (gimplify_function_tree): Setup cfun. Update gimplify_body call.
+ * tree-gimple.h (gimplify_body): Update decl.
+ * tree-inline.c (initialize_inlined_parameters): Update gimplify_body
+ call.
+ * tree.h (gimplify_parameters): Declare.
+ * Makefile.in (function.o): Depend on TREE_GIMPLE_H.
+
+2004-12-18 Richard Henderson <rth@redhat.com>
+
+ * c-decl.c (finish_struct): Add DECL_EXPR for variable sized
+ structures seen inside functions.
+
+2004-12-18 Richard Henderson <rth@redhat.com>
+
+ * c-decl.c (grokdeclarator): Save variable array size before
+ subtracting 1, rather than after.
+
+2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/15486
+ * varasm.c (asm_emit_uninitialised): Return early if
+ a custom section is requested.
+ (assemble_variable): Revert 2002-03-15 patch.
+
+2004-12-18 Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (layout_decl): Use unshare_expr, not unsave_expr.
+
+2004-12-18 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/18800
+ * params.def (PARAM_IV_ALWAYS_PRUNE_CAND_SET_BOUND): New parameter.
+ * tree-ssa-loop-ivopts.c (struct iv_ca): Add n_cands field.
+ (ALWAYS_PRUNE_CAND_SET_BOUND): New macro.
+ (iv_ca_set_no_cp, iv_ca_set_cp, iv_ca_new): Update n_cands field.
+ (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_n_cands, iv_ca_prune):
+ New functions.
+ (iv_ca_extend): Return number of candidates in the set.
+ (try_add_cand_for): Add argument to iv_ca_extend calls.
+ (try_improve_iv_set): Use iv_ca_prune.
+ * doc/invoke.texi (iv-always-prune-cand-set-bound): Document.
+
+2004-12-18 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/19001
+ * loop-iv.c (iv_number_of_iterations): Record assumptions for loops
+ with power of two step to 'infinite' field.
+
+2004-12-18 Roger Sayle <roger@eyesopen.com>
+
+ * Makefile.in (stor-layout.o): Depend upon gt-stor-layout.h.
+ (tree-ssa-propagate.o): Depend upon gt-tree-ssa-propagate.h.
+ (tree-ssa-operands.o): Depend upon gt-tree-ssa-operands.h.
+ (tree-mudflap.o): Depend upon gt-tree-mudflap.h.
+ (expr.o): Depend upon gt-expr.h.
+ (regclass.o): Depend upon gt-regclass.h.
+ (bitmap.o): Depend upon gt-bitmap.h.
+ (lists.o): Depend upon gt-lists.h.
+
+ (cfgexpand.o): Don't depend upon gt-tree-cfg.h.
+
+ (GTFILES): Remove fold-const.c.
+ (gt-stmt.h, gt-fold-const.h, gt-input.h, gt-tree-ssa-ccp.h):
+ Remove rules.
+
+2004-12-18 Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (layout_decl): Unshare size expressions copied
+ from the type.
+
+ * fold-const.c (multiple_of_p): Handle BIT_AND_EXPR when
+ BOTTOM is a power of two.
+
+2004-12-18 Richard Henderson <rth@redhat.com>
+
+ * tree-nested.c (save_tmp_var): New.
+ (struct walk_stmt_info): Add is_lhs.
+ (walk_stmts) <MODIFY_EXPR>: Be more accurate with setting of
+ val_only; set is_lhs.
+ (convert_nonlocal_reference): Use save_tmp_var when is_lhs;
+ clear is_lhs when appropriate.
+ (convert_local_reference): Likewise.
+
+2004-12-18 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/ieee754-sf.S (floatdisf): Fix label definition in FPA
+ compatibility code.
+
+2004-12-18 Roger Sayle <roger@eyesopen.com>
+
+ * ifcvt.c (total_bb_rtx_cost): Rename function to cheap_bb_rtx_cost_p.
+ Take a max_cost argument to avoid scanning large blocks, by returning
+ a Boolean instead of a total. Include the cost of a "fstp %st(0)"
+ instruction required to pop dead values off of a register stack.
+
+2004-12-18 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/18548
+ * expr.c (expand_expr_real_1) <MAX_EXPR>: Ensure that target, op0
+ and op1 are all registers (or constants) before expanding the RTL
+ comparison sequence [to avoid reg_overlap_mentioned (target, op1)].
+
+2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/16968
+ * loop.c (scan_loop): Stop scanning the loop for movable
+ insns as soon as an optimization barrier is encountered.
+
+2004-12-17 Zack Weinberg <zack@codesourcery.com>
+
+ PR 18897
+ * toplev.c (compile_file): Call process_pending_assemble_externals
+ just before targetm.asm_out.file_end.
+
+2004-12-17 Diego Novillo <dnovillo@redhat.com>
+
+ tree-optimization/18501
+ * tree-optimize.c (init_tree_optimization_passes): Run
+ pass_late_warn_uninitialized before the last DCE run.
+
+2004-12-17 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (x86_64_reg_class_name): Re-indent.
+ (classify_argument, examine_argument, construct_container,
+ merge_classes): Remove prototypes.
+ (type_natural_mode): Split out from ...
+ (function_arg): ... here.
+ (gen_reg_or_parallel): Remove alt_mode argument. Update callers.
+ Use orig_mode unless it's BLKmode.
+ (construct_container): Add orig_mode argument. Update callers.
+ Use gen_reg_or_parallel for SSE registers.
+ (ix86_function_value): Use type_natural_mode.
+ (ix86_gimplify_va_arg): Likewise.
+ (ix86_hard_regno_mode_ok): Always accept all SSE, MMX, 3DNOW modes in
+ SSE registers; always accept all MMX, 3DNOW modes in MMX registers.
+ * config/i386/i386.h (VALID_SSE2_REG_MODE): Don't include
+ VALID_MMX_REG_MODE.
+ * config/i386/i386.md (attribute mode): Add V1DF.
+ (movsi_1): Use 'x' instead of 'Y' constraints.
+ (movsi_1_nointernunit, movdi_2, movdi_1_rex64): Likewise.
+ (movdi_1_rex64_nointerunit): Likewise.
+ (movdf_nointeger, movdf_integer): Likewise. Handle SSE1.
+ (movsf_1, movsf_1_nointerunit): Line up constraint alternatives.
+ (swapsf): Use fp_register_operand, don't disable for TARGET_SSE.
+ (swapdf): Likewise.
+ (swapxf): Enable only for TARGET_80387.
+ (movv2sf, movv2sf_internal, pushv2sf): Enable for MMX.
+ (movtf): Remove double-check for TARGET_64BIT.
+ (movv2df_internal): Enable for SSE1.
+ (movv8hi_internal, movv16qi_internal): Likewise.
+ (movv2df, movv8hi, movv16qi): Likewise.
+ (pushv2di, pushv8hi, pushv16qi, pushv4si): Likewise.
+ (pushdi2_rex64, movv4sf_internal, movv4si_internal, movv2di_internal,
+ movv8qi_internal, movv4hi_internal, movv2sf_internal,
+ movv2df_internal, movv8hi_internal, movv16qi_internal,
+ movti_internal): Add leading '*' to name.
+
+2004-12-17 Dale Johannesen <dalej@apple.com>
+
+ * c-decl.c (diagnose_mismatched_decls): Accept mismatched
+ function types: void with previous implicit int.
+
+2004-12-17 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_gimplify_va_arg): Set alias set to
+ s390_sr_alias_set.
+
+2004-12-17 Jan Beulich <jbeulich@novell.com>
+
+ PR target/17603
+ * config/i386/i386.c (enum x86_64_reg_class): Define
+ X86_64_COMPLEX_X87_CLASS.
+ (x86_64_reg_class_names): Add name for X86_64_COMPLEX_X87_CLASS.
+ (merge_classes): Handle X86_64_COMPLEX_X87_CLASS.
+ (classify_argument): XCmode is X86_64_COMPLEX_X87_CLASS.
+ (examine_argument): X86_64_COMPLEX_X87_CLASS requires two
+ registers when dealing with a return value.
+ (construct_container): Handle X86_64_COMPLEX_X87_CLASS.
+ Eliminate impossible case of two X87/X87UP pairs (this now is
+ being expressed by a single COMPLEX_X87).
+ (x86_libcall_value): XCmode gets returned in st0/st1.
+
+2004-12-17 Steven Bosscher <stevenb@suse.de>
+
+ * tree.c (type_contains_placeholder_1): Always return false
+ for VECTOR_TYPE if its TREE_TYPE does not contain a placeholder.
+
+2004-12-17 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (extendsfdf2, *extendsfdf2_1,
+ *extendsfdf2_1_sse_only): Unify enable constraint with
+ respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH
+ and TARGET_MIX_SSE_I387.
+ (*extendsfdf2_i387): New insn pattern.
+ (*extendsfdf2_1): Rename to *extendsfdf2_mixed. Fix
+ register constraint for operand 0.
+ (*extendsfdf2_1_sse_only): Rename to *extendsfdf2_sse.
+ (*extend{s,d}fxf2_1): Rename to *extend{s,d}fxf2_i387.
+
+2004-12-16 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/19041
+ * config/darwin.c (machopic_symbol_defined_p): Return false
+ if the binds local and is a common symbol.
+
+2004-12-16 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (extv, extzv, insv): Revalidate the
+ operand with ext_register_operand.
+
+2004-12-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * global.c: Fix a comment typo.
+
+2004-12-16 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Roger Sayle <roger@eyesopen.com>
+
+ PR tree-optimization/18707
+ * cfgloopmanip.c (create_preheader): Move the preheader
+ only if the latch was falling through to the header.
+
+2004-12-16 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/18997
+ * config/i386/cygwin.h (GTHREAD_USE_WEAK): Define to 0.
+
+2004-12-16 Richard Henderson <rth@redhat.com>
+ Aldy Hernandez <aldyh@redhat.com>
+
+ * simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
+ hard registers.
+
+2004-12-16 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR other/18508
+ * config/alpha/t-osf4 (SHLIB_LINK): Use `.backup' as the suffix
+ to back up the existing shared library.
+ * config/arm/t-netbsd (SHLIB_LINK): Likewise.
+ * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
+ * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
+ * config/sh/t-linux (SHLIB_LINK): Likewise.
+ * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
+ * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
+ * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
+ * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
+
+ * config/i386/t-nwld (SHLIB_LINK): Don't use the temporary
+ file.
+
+2004-12-16 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (MD_DEPS, s-mddeps): New.
+ (s-config, s-conditions, s-flags, s-codes, s-constants, s-emit,
+ s-recog, s-opinit, s-extract, s-peep, s-attr, s-attrtab, s-output,
+ s-preds): Depend on MD_DEPS instead of md_file.
+ (genobjnames): Add genmddeps.o
+ (build/genmddeps, build/genmddeps.o): New.
+ (mostlyclean): Remove mddeps.mk.
+ * genmddeps.c: New file.
+ * gensupport.c (include_callback): New.
+ (process_include): Call it.
+ * gensupport.h (include_callback): Declare.
+
+2004-12-16 Nathan Sidwell <nathan@codesourcery.com>
+
+ * local-alloc.c (block_alloc): Replace IN_RANGE with simple
+ comparison.
+
+ * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
+
+2004-12-16 Mark Dettinger <dettinge@de.ibm.com>
+
+ * config/s390/s390.c (struct processor_costs): Two new fields:
+ madbr, maebr.
+ (s390_rtx_costs): Added handling of multipy and add in SFmode.
+ More precise values for cost of multiply and add.
+
+2004-12-15 Richard Henderson <rth@redhat.com>
+
+ PR target/19028
+ * config/i386/i386.md (sse compare splitter): Test for SF and DFmode
+ explicitly instead of using VALID_SSE_REG_MODE.
+
+2004-12-15 Richard Henderson <rth@redhat.com>
+
+ PR target/19005
+ * config/i386/i386.md (swaphi_1): Swap with swaphi_2, allow with
+ optimize_size.
+ (swapqi_1): Rename from swapqi. Enable only for no partial reg
+ stall and optimize_size.
+ (swapqi_2): New.
+ (swaphi_1, swaphi_2, swapqi_1): Add athlon_decode.
+ (swapsi, swaphi_1, swaphi_2, swapqi_1, swapdi): Remove modrm override.
+
+2004-12-16 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (*floathisf2_i387, *floathidf2_i387):
+ Also enable for TARGET_MIX_SSE_I387.
+
+2004-12-16 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (sqrt{s,d}f2_1, sqrt{s,d}f2_1_sse_only,
+ sqrt{s,d}f2_i387): Unify enable constraint with respect to
+ TARGET_SSE, TARGET_SSE2, TARGET_USE_FANCY_MATH_387,
+ TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
+ (sqrt{s,d}f2_1): Rename to *sqrt{s,d}f2_mixed.
+ (sqrt{s,d}f2_1_sse_only): Rename to *sqrt{s,d}f2_sse.
+ (sqrt{s,d}f2_i387): Rename to *sqrt{s,d}f2_i387.
+ (*sqrtextendsfdf2): Also enable for TARGET_MIX_SSE_I387.
+ (*sqrtextend?f?f2): Rename to *sqrtextendsfdf2_i387.
+
+2004-12-16 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (*fop_?f_comm_{,sse,nosse},
+ *fop_?f_1_{,sse,nosse}, *fop_{d,x}f_{2,3,4,5,6}): Unify enable
+ constraint with respect to TARGET_80387, TARGET_SSE, TARGET_SSE2,
+ TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
+ (*fop_?f_{comm,1}): Rename to *fop_?f_{comm,1}_mixed.
+ (*fop_?f_{comm,1}_nosse): Rename to *fop_?f_{comm,1}_i387.
+ (*fop_{d,x}f_{2,3,4,5,6}): Rename to *fop_{d,x}f_{2,3,4,5,6}_i387.
+
+2004-12-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/18153
+ * configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports
+ -Bstatic/-Bdynamic option.
+ * config.in: Regenerated.
+ * configure: Likewise.
+
+ * gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static
+ -lunwind if possible.
+
+2004-12-15 Daniel Berlin <dberlin@dberlin.org>
+
+ * cfgloop.c (flow_loops_dump): Don't print out levels.
+ (flow_loops_find): Don't set loop->levels.
+ (flow_loops_level_compute): Make void.
+ * cfgloop.h (struct loops): Remove levels member.
+ Add comment about loops in parray possibly being NULL.
+
+2004-12-15 Alexandre Oliva <aoliva@redhat.com>
+
+ * reload.c (SMALL_REGISTER_CLASS_P): New.
+ (push_secondary_reload, find_reusable_reload, find_reloads): Use
+ it instead of testing only the class size.
+
+2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR c++/17972
+ * tree-inline.c (expand_call_inline): Set TREE_SIDE_EFFECTS
+ on the STMT_EXPR wrapping up the inlined body.
+
+2004-12-15 Vladimir Makarov <vmakarov@redhat.com>
+ Steven Bosscher <stevenb@suse.de>
+ PR middle end/17340
+
+ * global.c: Update comments in a few places.
+ (check_earlyclobber): Return true if there are early clobber
+ classes.
+ (calculate_local_reg_bb_info): Do not try to mark earlyclobber
+ regs if there are none.
+ (bb_info, allocate_bb_info, free_bb_info, modify_reg_pav,
+ make_accurate_live_analysis): Rename pavin, pavout to live_pavin,
+ live_pavout.
+ (modify_bb_reg_pav): Remove.
+ (calculate_reg_pav): Use code from modify_bb_reg_pav.
+ (temp_bitmap): New variable.
+ (calculate_reg_pav): Allocate/deallocate temp_bitmap.
+
+2004-12-15 Richard Henderson <rth@redhat.com>
+
+ PR target/19010
+ * config/i386/i386.c (ix86_must_pass_in_stack): Don't return true
+ for TImode vectors.
+ (gen_reg_or_parallel): New.
+ (function_arg): Use it.
+ (ix86_hard_regno_mode_ok): Test SSE1 and SSE2 separately,
+ MMX and 3DNOW separately.
+ (ix86_rtx_costs): Simplify FLOAT_EXTEND case.
+ (ix86_vector_mode_supported_p): Test SSE1 and SSE2 separately.
+ * config/i386/i386.h (VALID_SSE2_REG_MODE): Move SSE2 cases from ...
+ (VALID_SSE_REG_MODE): ... here.
+
+2004-12-15 David Edelsohn <edelsohn@gnu.org>
+
+ * xcoffout.c (xcoffout_declare_function): Change strncpy to memcpy.
+
+2004-12-15 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/arm/arm.c (arm_xscale_rtx_costs): Increase cost of
+ COMPARE of MULT.
+ * config/arm/arm.md (mulsi3_compare0): Don't check
+ arm_arch_xscale.
+ (mulsi_compare0_scratch, mulsi3_addsi_compare0): Likewise.
+ (mulsi3addsi_compare0_scratch): Likewise.
+
+2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR other/18665
+ * libgcc-std.ver (GCC_3.4.4): Inherit from GCC_3.4.2.
+ Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3.
+ * libgcc2.c (__addvsi3): Rename to __addvSI3.
+ New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
+ (__addvdi3): Rename to __addvDI3.
+ (__subvsi3): Rename to __subvSI3. Use word type for the result.
+ New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
+ (__subvdi3): Rename to __subvDI3.
+ (_mulvsi3): Rename to _mulvSI3.
+ New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
+ (_mulvdi3): Rename to _mulvDI3.
+ (__negvsi2): Rename to __negvSI2.
+ New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
+ (__negvdi2): Rename to __negvDI2.
+ (__absvsi2): Rename to __absvSI2.
+ New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
+ (__absvdi2): Rename to __absvDI2.
+ * libgcc2.h (64-bit targets): Define COMPAT_SIMODE_TRAPPING_ARITHMETIC.
+ (__absvSI2, __addvSI3, __subvSI3, __mulvSI3, __negvSI2, __absvDI2,
+ __addvDI3, __subvDI3, __mulvDI3, __negvDI2): Define to the appropriate
+ symbol and declare.
+ (__absvsi2, __addvsi3, __subvsi3, __mulvsi3, __negvsi2): Declare if
+ COMPAT_SIMODE_TRAPPING_ARITHMETIC.
+
+2004-12-15 Kazuhiro Inaoka <inaoka.kazuhiro@reneasas.com>
+
+ * config/m32r/m32r.h (PREFERRED_DEBUGGING_TYPE):
+ Use DWARF2_DEBUG.
+
+ * config/m32r.c (m32r_legitimize_pic_address): Changed
+ to support GOTOFF relocation.
+ * config/m32r.md (UNSPEC_GOTOFF): New.
+ (gotoff_load_addr): New.
+
+2004-12-15 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_arg_info): Use FUNCTION_ARG_BOUNDARY to
+ decide whether an argument is double-word aligned.
+
+2004-12-15 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md: Fix missing modes on cmove splitters.
+
+2004-12-15 Jan Beulich <jbeulich@novell.com>
+
+ * mklibgcc.in (libgcc2_c_dep): Add dependency on libgcc2.h.
+
+2004-12-15 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (floathisf2, *floathisf2_1, floatsisf2,
+ *floatsisf2_i387, *floatsisf2_sse, floatdisf2,
+ *floatdisf2_i387_only, *floatdisf2_i387, *floatdisf2_sse,
+ floathidf2, *floathidf2_1, *floatsidf2_i387, *floatsidf2_sse,
+ floatdidf2, *floatdidf2_i387_only, *floatdidf2_i387,
+ *floatdidf2_sse, floatunssisf2, floatunsdisf2, floatunsdidf2):
+ Unify enable constraint with respect to TARGET_80387, TARGET_SSE,
+ TARGET_SSE2, TARGET_64BIT, TARGET_SSE_MATH and TARGET_MIX_SSE_I387.
+ (*float?i?f_i387): Rename to *float?i?f2_mixed.
+ (*float?i?f2_1): Rename to *float?i?f2_i387.
+ (*float?i?f2_i387_only): Rename to *float?i?f2_i387.
+ (float?ixf2): Penalize integer register operand.
+
+2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR c++/17242
+ * configure.ac: Add GAS check for HP-UX .nsubspa comdat.
+ * configure, config.in: Rebuilt.
+ * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Delete
+ defines.
+ * config/pa/pa.c (pa_select_section): Allow uninitialized variables in
+ one-only (comdat) subspaces.
+ * config/pa/som.h (SUPPORTS_SOM_COMDAT): New define.
+ (SUPPORTS_ONE_ONLY): True if SUPPORTS_WEAK or SUPPORTS_SOM_COMDAT are
+ true.
+ (MAKE_DECL_ONE_ONLY): Place uninitialized variables in common.
+
+2004-12-14 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * combine.c (combine_validate_cost): Consider cost of
+ undobuf.other_insn rather than always allowing the recombination
+ if it is set.
+
+2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-host.c (MAP_FAILED): Define if not defined.
+ (pa_gt_pch_use_address): Handle short reads.
+
+2004-12-14 Richard Henderson <rth@redhat.com>
+
+ PR target/17990
+ * config/i386/i386.c (x86_use_bt): New.
+ (ix86_expand_unary_operator): Use MEM_P.
+ (ix86_expand_fp_absneg_operator): New.
+ * config/i386/i386.h (x86_use_bt): Declare.
+ (TARGET_USE_BT): New.
+ * config/i386/i386-protos.h: Update.
+ * config/i386/i386.md (negsf2): Use ix86_expand_fp_absneg_operator.
+ (negdf2, negxf2, abssf2, absdf2, absxf2): Likewise.
+ (negsf2_memory, negsf2_ifs, negsf2_if, negdf2_memory, negdf2_ifs,
+ negdf2_ifs_rex64, negdf2_if, negdf2_if_rex64, negxf2_if,
+ abssf2_memory, abssf2_ifs, abssf2_if, absdf2_memory, absdf2_ifs,
+ absdf2_ifs_rex64, absdf2_if, absxf2_if): Remove.
+ (absnegsf2_mixed, absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed,
+ absnegdf2_sse, absnegdf2_i387, absnegxf2_i387): New. Merge all
+ neg and abs splitters. Handle DFmode in general regs in 64-bit mode.
+ (negextendsfdf2, absextendsfdf2): Disable for non-mixed sse math.
+ (btsq, btrq, btcq): New. Add peepholes as well.
+ (movv4sf_internal splitter): Postpone til after reload.
+ (movv2di_internal splitter): Likewise.
+ * config/i386/predicates.md (const_0_to_63_operand): New.
+ (absneg_operator): New.
+
+2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.h (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P):
+ Check register number and that reg_renumber is nonzero before using it.
+
+2004-12-14 Steve Ellcey <sje@cup.hp.com>
+
+ * doc/invoke.texi (IA-64 options): Add existing options that
+ weren't already listed.
+
+2004-12-14 Jeff Law <law@redhat.com>
+
+ * tree-outof-ssa.c (coalesce_abnormal_edges): Pass the correct target
+ partition to conflict_graph_merge_regs.
+
+2004-12-14 Uttam Pawar <uttamp@us.ibm.com>
+ Janis Johnson <janis187@us.ibm.com>
+
+ * rs6000.c (rs6000_handle_altivec_attribute_tree): Report errors
+ for vector types with invalid component types.
+
+2004-12-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/18951
+ * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2,
+ expand_builtin_mathfn_3): Avoid using arguments passed to
+ save_expr after that call.
+
+ * fold-const.c (fold_single_bit_test): If flag_syntax_only, pretend
+ LOAD_EXTEND_OP is not defined.
+ (fold): Likewise. If flag_syntax_only, don't depend on BITS_PER_WORD.
+
+2004-12-14 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
+
+ * tree.def, doc/c-tree.texi: Correctly document restrictions on the
+ shift width.
+
+2004-12-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.h (expand_modifier): Define EXPAND_STACK_PARM as 1.
+
+2004-12-14 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/18973
+ arm-cores.def (arm926ej-s, arm1026ej-s, arm1136j-s, arm1136-jfs)
+ (arm1176jz-s, arm1176jzf-s, mpcorenovfp, mpcore): Add load-scheduling
+ property to flags.
+
+2004-12-14 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-gimple.c (get_base_address): Update documentation.
+
+2004-12-13 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/17930
+ * passes.c (rest_of_clean_state): Fix computation of
+ preferred_incoming_stack_boundary.
+
+2004-12-13 Wolfgang Bangerth <bangerth@dealii.org>
+
+ * reload.h: Remove struct needs and its only use.
+
+2004-12-13 Roger Sayle <roger@eyesopen.com>
+
+ PR rtl-optimization/18928
+ * simplify_rtx.c (plus_minus_operand_p): New function to encode
+ the test for suitable operands for calls to simplify_plus_minus.
+ Only allow (CONST (PLUS x y)) if both x and y are CONSTANT_P.
+ (simplify_binary_operation): Use plus_minus_operand_p.
+
+2004-12-13 Alexandre Oliva <aoliva@redhat.com>
+
+ PR tree-opt/16951
+ * tree-inline.c (setup_one_parameter): Don't directly map a
+ parameter to the address of another variable of the same
+ function.
+
+2004-13-12 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.h (PROP_POSTRELOAD): Do not include PROP_AUTOINC, we
+ can never create autoinc insns after reload.
+
+2004-12-13 Jeff Law <law@redhat.com>
+ Kazu Hirata <kazu@cs.umass.edu>
+
+ PR tree-optimization/18694
+ * tree-ssa-dom.c (thread_across_edge): Do not thread jumps if a
+ PHI argument is set from a PHI_RESULT in the same block and the
+ PHI argument is not the same as the PHI result.
+
+2004-12-13 David Edelsohn <edelsohn@gnu.org>
+
+ * xcoffout.c (xcoffout_declare_function): Always strip storage
+ class encoding.
+
+2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/18964
+ * config/darwin.c (darwin_assemble_visibility): Fix minor diagnostic
+ problem, adding a space at the end of the string before concatenation.
+
+2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c (fname_as_string): Free namep if we are returning
+ cstr.text.
+
+ * tree-ssa-dom.c (record_edge_info): Fix memory leak.
+
+2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND.
+
+2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-dom.c (record_equivalences_from_phis): Speed up by
+ doing a pointer comparison.
+
+ * tree-ssa-dom.c (record_equivalences_from_phis): Add a
+ comment.
+
+ * defaults.h, stmt.c, tree-cfg.c, tree-ssa-dce.c: Fix comment
+ typos.
+
+2004-12-13 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/t-linux (SHLIB_MAPFILES): Add libgcc-glibc.ver to
+ the list rather than replacing the existing value.
+
+2004-12-13 Richard Henderson <rth@redhat.com>
+
+ * cfg.c (dump_flow_info): Don't dump pseudo info after reload.
+
+2004-12-13 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (insn-preds.o): Depend on REGS_H.
+ * genpreds.c (write_insn_preds_c): Include regs.h.
+ * config/i386/predicates.md (index_register_operand): Use
+ REG_OK_FOR_INDEX_STRICT_P and REG_OK_FOR_INDEX_NONSTRICT_P.
+
+ * config/i386/i386.h (REG_CLASS_FROM_LETTER): Add 'l'.
+ * config/i386/i386.md (lea_general_1, lea_general_1_zext,
+ lea_general_2, lea_general_2_zext, lea_general_3, lea_general_3_zext,
+ adddi_1_rex64, addsi_1, addsi_1_zext, addhi_1_lea, addqi_1_lea,
+ ashldi3_1_rex64, ashlsi3_1, ashlsi3_1_zext, ashlhi3_1_lea,
+ ashlqi3_1_lea): Use 'l' for index register operand.
+ (ashldi3_1_rex64 splitter): Use index_register_operand.
+ (ashlsi3_1 splitter): Be more careful with modes.
+
+2004-12-13 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/18459
+ * defaults.h (TARGET_USE_JCR_SECTION): New macro.
+ * doc/tm.texi (TARGET_USE_JCR_SECTION): Document it.
+ * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Override
+ default.
+
+2004-12-13 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/14941
+ PR target/18503
+ * config/i386/i386.md (sse_movss, sse2_movsd, sse2_movhpd):
+ Fix wrong vec_merge selector bitmask.
+
+2004-12-12 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/17186
+ * reg-stack.c (move_nan_for_stack_reg): New.
+ (subst_stack_regs_pat): Use it.
+ (move_for_stack_reg): Handle source register not live with a nan.
+
+2004-12-12 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatch
+ errors across operations.
+
+2004-12-12 Di-an Jan <dianj@freeshell.org>
+
+ * doc/passes.texi (Pass Manager): Correct list of source files.
+
+2004-12-12 Richard Henderson <rth@redhat.com>
+
+ * expr.c (emit_move_change_mode): New.
+ (emit_move_via_alt_mode): Use it.
+
+2004-12-12 Nathanael Nerode <neroden@gcc.gnu.org>
+ John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/17564
+ * dojump.c (do_compare_and_jump): Only canonicalize function pointers
+ in a comparison if both sides are function pointers.
+
+2004-12-12 Richard Henderson <rth@redhat.com>
+
+ PR target/18932
+ * config/i386/i386.md (all splits and peepholes): Use flags_reg_operand
+ and compare_operator to propagate the input CC mode to the output.
+ * config/i386/predicates.md (compare_operator): New.
+
+2004-12-12 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18040
+ * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR,
+ CONVERT_EXPR cases.
+ (handled_component_p): Likewise.
+
+2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reg-stack.c (convert_regs_2): Free stack.
+
+ * tree-ssa-dom.c (thread_across_edge, dom_opt_finalize_block): Fix
+ comment typos.
+
+2004-12-12 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.
+ * tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real
+ inner loop.
+
+2004-12-12 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-gimple.c (get_base_address): Update documentation.
+
+2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * lcm.c (optimize_mode_switching): Free ptr even when mode_set
+ is NULL_RTX.
+
+2004-12-12 Roger Sayle <roger@eyesopen.com>
+
+ * reg-stack.c (change_stack): Avoid placing the new top-of-stack in
+ its correct location during popping if we need to permute the stack
+ afterwards. Attempt to preserve the original stack ordering.
+
+2004-12-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * lcm.c (optimize_mode_switching): Free insert and delete in
+ the "for" loop.
+
+2004-12-11 David Edelsohn <edelsohn@gnu.org>
+ Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR target/18641
+ * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Reload all
+ constants into all register classes intersecting with FLOAT_REGS
+ via memory.
+ * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Same.
+ * config/rs6000/rs6000.md (movdi_internal32): Ignore FPRs when
+ choosing register preferences.
+ (movdi_internal64): Same.
+
+2004-12-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-into-ssa.c (rewrite_ssa_into_ssa): Free SSA_NAME_AUX
+ before we release an SSA_NAME.
+
+2004-12-11 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/18921
+ * fold-const.c (fold_unwidened_comparison): Use omit_one_operand
+ instead of constant_boolean_node as arg0 may have side-effects.
+
+2004-12-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-host.c (pa_gt_pch_use_address): Use lseek and read to copy PCH
+ file to anonymous private map.
+
+2004-12-10 Roger Sayle <roger@eyesopen.com>
+
+ PR target/18002
+ PR middle-end/18424
+ * dojump.c (do_jump): When attempting to reverse the effects of
+ fold_single_bit_test, we need to STRIP_NOPS and narrowing type
+ conversions, and handle BIT_XOR_EXPR that's used to invert the
+ sense of the single bit test.
+
+2004-12-10 Devang Patel <dpatel@apple.com>
+
+ PR 18732
+ * gcc.c (main): Do not break out of loop when error is reported while
+ processing one source file.
+
+2004-12-10 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-into-ssa.c (REWRITE_THIS_STMT): Define.
+ (mark_def_sites): Clear REWRITE_THIS_STMT for statements that
+ don't need any operands rewritten.
+ (rewrite_stmt): Ignore statements that don't need to be
+ rewritten.
+ (rewrite_operand): Validate that an existing SSA_NAME is
+ identical to the current reaching definition of the operand.
+
+2004-12-10 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-dfa.c (mark_call_clobbered_vars_to_rename): New function.
+ * tree-vectorizer.c (vectorizable_load): Call it.
+ * tree-flow.h (mark_call_clobbered_vars_to_rename): Declare.
+ * tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming.
+
+2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * regmove.c (combine_stack_adjustments_for_block): Free
+ memlist if it hasn't been freed.
+
+2004-12-10 Ziemowit Laski <zlaski@apple.com>
+
+ * c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC
+ pointer field is set before dereferencing it.
+
+2004-12-10 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/18903
+ * tree-cfg.c (remove_bb): Put the moved label at the beginning
+ of the basic block.
+
+2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-data-ref.c (free_data_refs): Free each data_reference
+ object.
+
+ * tree-ssa-dom.c (thread_across_edge): Speed up by avoiding a
+ call to is_gimple_min_invariant if we know the result.
+
+2004-12-10 Jeff Law <law@redhat.com>
+
+ * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
+ redundant test of v_ann->mem_tag_kind.
+
+ * tree-ssa-operands.c (get_indirect_ref_operands): Remove
+ redundant conditional clearing opf_kill_def.
+
+2004-12-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/frv/frv-modes.def: Fix comment typos.
+ (CC_NZ): Define new mode.
+ * config/frv/frv-protos.h (frv_select_cc_mode): Declare.
+ (condexec_intop_cmp_operator): Delete.
+ * config/frv/frv.c (comparison_string): New function.
+ (frv_print_operand): Use it to handle 'c' and 'C'.
+ (relational_operator): Redefine in terms of integer_relational_operator
+ and float_relational_operator.
+ (signed_relational_operator, unsigned_relational_operator): Delete.
+ (integer_relational_operator): New predicate, combining the above.
+ Check the mode of the first operand but leave frv.md to check the rest.
+ (float_relational_operator): Just check the mode of the first operand
+ and leave frv.md to check the rest.
+ (intop_compare_operator): Assume the result is compared with zero
+ in mode CC_NZmode. Allow PLUS and MINUS. Leave frv.md to check
+ the operand predicates.
+ (condexec_intop_cmp_operator): Delete.
+ (frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests)
+ (frv_hard_regno_mode_ok): Handle CC_NZmode.
+ (frv_select_cc_mode): New function.
+ * config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode.
+ (REVERSIBLE_CC_MODE): Include CC_NZmode.
+ (PREDICATE_CODES): Replace entries for signed_relational_operand and
+ unsigned_relational_operator with one for integer_relational_operator.
+ Delete entry for condexec_intop_cmp_operator.
+ * config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz)
+ (reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns.
+ (*combo_intop_compare2, *combo_intop_compare4): Delete.
+ (*combo_intop_compare1): Change mode to CC_NZ.
+ (*combo_intop_compare2): Likewise. Renamed from *combo_intop_compare3.
+ (branch_{un,}signed_true, branch_{un,}signed_false)
+ (*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed)
+ (*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed)
+ (*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed)
+ (*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed)
+ (*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed)
+ (*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these
+ pattern pairs. Use integer_relational_operator. Remove mode from
+ icc_operand.
+
+2004-12-10 Mark Dettinger <dettinge@de.ibm.com>
+
+ * config/s390/s390.c (struct processor_costs): New fields ml,
+ sqdbr, sqebr.
+ (s390_rtx_costs): Added the missing handling of multiply & add,
+ square root, and umulsidi.
+
+2004-12-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expmed.c (synth_mult): Initialize new_limit.latency before
+ making a recursive call.
+
+2004-12-10 Nick Clifton <nickc@redhat.com>
+
+ * config/mn10300/mn10300.c (legitimate_address_p): Reject address
+ whose index is itself the sum of two other parts.
+
+2004-12-10 Alan Modra <amodra@bigpond.net.au>
+
+ * config/t-slibgcc-sld (SHLIB_LINK): Correct symlink.
+
+2004-12-10 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (*cmpfp_sf): Change type attribute to "multi".
+
+2004-12-09 Richard Henderson <rth@redhat.com>
+
+ PR c/18282
+ * attribs.c (decl_attributes): Use relayout_decl.
+ * c-common.c (handle_mode_attribute): Copy all relevant type
+ parameters from the new underlying integral type.
+
+2004-12-09 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (shorten_compare): Don't special-case min/maxval
+ for C enumerations.
+
+2004-12-09 Richard Sandiford <rsandifo@redhat.com>
+
+ * simplify-rtx.c (simplify_subreg): In the CONCAT case, check whether
+ the request subreg is entirely contained in the requested component.
+ (simplify_gen_subreg): Return null for CONCATs that are rejected
+ by simplify_subreg.
+ * expmed.c (store_bit_field): Create a temporary when changing the
+ value to an integer mode.
+
+2004-12-09 David Edelsohn <edelsohn@gnu.org>
+
+ * real.c (ibm_extended): Correct comment.
+
+2004-12-09 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/darwin-asm.h: New file, 32/64-bit assembly macros
+ formerly in darwin-tramp.asm.
+ * config/rs6000/darwin-tramp.asm: Include darwin-asm.h.
+ * config/rs6000/darwin-fpsave.asm: Use 32/64-bit macros.
+ * config/rs6000/t-darwin: Add dependencies.
+
+2004-12-09 Richard Henderson <rth@redhat.com>
+
+ PR target/17025
+ * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New.
+ (test_qi_1, andqi_2): Do not promote to simode.
+
+2004-12-09 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18904
+ * tree-chrec.c (chrec_convert): Use fold_convert
+ instead of convert.
+
+2004-12-09 Matt Rice <ratmice@yahoo.com>
+
+ PR preprocessor/18102
+ * c-incpath.c (remove_duplicates): Check for construct
+ equality.
+
+2004-12-09 Dorit Naishlos <dorit@il.ibm.com>
+
+ * genopinit.c (vec_realign_store_optab): Initialization removed.
+ * optabs.c (optab_for_tree_code): REALIGN_STORE_EXPR case removed.
+ * optabs.h (optab_index): OTI_vec_realign_store Removed.
+ (vec_realign_store_optab): Removed.
+ * target-def.h (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Removed.
+ * target.h (builtin_mask_for_store): Removed.
+ * tree.def (REALIGN_STORE_EXPR): Removed.
+ * config/rs6000/rs6000.c (rs6000_builtin_mask_for_store): Removed.
+ (altivec_builtin_mask_for_store): Removed.
+ (altivec_init_builtins): Removed initialization of
+ altivec_builtin_mask_for_store.
+
+ * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
+ (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): New.
+
+2004-12-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs.
+
+ * tree.def (SET_TYPE): Remove.
+ (CONSTRUCTOR): Update description.
+ * builtins.c (type_to_class) Remove SET_TYPE case.
+ * dbxout.c (dbxout_type): Likewise.
+ * dwarf2out.c (is_base_type): Likewise.
+ (gen_set_type_die): Remove.
+ (gen_type_die): Remove SET_TYPE case.
+ * expr.c (count_type_elements): Likewise.
+ (mostly_zeroes_p): Likewise.
+ (store_constructor): Likewise.
+ * print_tree.c (print_node): Likewise.
+ * stor-layout.c (layout_type): Likewise.
+ * tree-browser.c (browse_tree): Likewise.
+ * tree-inline.c (remap_type): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ * tree.c (type_contains_plaeholder_1, type_hash_eq,
+ variably_modified_type_p, initializer_zerop): Likewise.
+ * tree.h (SET_OR_ARRAY_CHECK): Remove.
+ (AGGREGATE_TYPE_P): Remove SET_TYPE check.
+ (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK.
+ * typeclass.h (enum type_class): Remove set_type_class.
+ * varasm.c (const_hash_1): Remove SET_TYPE case.
+ (compare_constant, copy_constant, output_constant): Likewise.
+ * config/i386/i386.c (classify_argument): Likewise.
+ * config/ia64/ia64.c (hfa_element_mode): Likewise.
+ * config/sparc/sparc.c (sparc_type_code): Likewise.
+
+ PR c++/16681
+ * tree-inline.c (estimate_num_insns_1): Add RANGE_EXPR case.
+
+2004-12-08 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md: Use FLAGS_REG everywhere.
+
+2004-12-08 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite
+ to avoid call to default function.
+
+2004-12-08 Zack Weinberg <zack@codesourcery.com>
+
+ PR 17982
+ * varasm.c (pending_assemble_externals): New static.
+ (assemble_external_real): Meat of assemble_external split out
+ to this new function.
+ (process_pending_assemble_externals): New function.
+ (assemble_external): Use gcc_assert. If flag_unit_at_a_time
+ is true and the basic test passes, merely cons the decl onto
+ the pending list to be handled later.
+ * tree.h: Declare process_pending_assemble_externals.
+ * cgraphunit.c (cgraph_optimize): Call it.
+
+ * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL.
+
+2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgloopmanip.c (create_preheader): Speed up by "unrolling"
+ and simplifying FOR_EACH_EDGE.
+
+2004-12-08 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/frv/frv.c (frv_sort_insn_group): Always initialize
+ packet_group->nop.
+
+2004-12-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/18672
+ * gimplify.c (canonicalize_addr_expr): Cope with array of
+ incomplete type.
+ (gimplify_conversion): Remove redundant checks.
+
+ * doc/trouble.texi (Non-bugs): Clarify empty loop removal.
+
+2004-12-08 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.c (output_387_binary_op,
+ ix86_prepare_fp_compare_args): Fix is_sse condition.
+
+2004-12-07 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx
+ argument.
+
+ * config/i386/i386.c (output_fp_compare): Fix is_sse condition.
+ Use EFLAGS_P only when fcomi insn should be used. Fix handling
+ of eflags_p variable. Change alt table accordingly. For non-fcomi
+ compare insn always use trailing fnstsw insn. Fix intmode
+ calculation for ficom insn.
+ (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call
+ ix86_free_from_memory when "pushed" is specified.
+ (ix86_expand_branch): Change call to ix86_split_fp_branch.
+
+ * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf):
+ Change eflags_p parameter in call to output_fp_compare.
+ (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove.
+ (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to
+ *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf. Change eflags_p
+ parameter in call to output_fp_compare.
+ (*cmpfp_2_u): Remove.
+ (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter
+ in call to output_fp_compare.
+ (*ficom_1): Remove insn definition and corresponding define_split.
+ (*cmpfp_si): New insn definition.
+ (*fp_jcc_8): New insn definition. Add new splitters for
+ "memory_operand" and "register_operand".
+ (define_split): Add new parameter in call to ix86_split_fp_branch.
+
+ config/i386/predicates.md (float_operator): New predicate.
+
+2004-12-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c (verify_tree): Don't check code length if we know
+ we are handling tcc_unary.
+ * print_tree.c (print_node): Remove code to handle RTL
+ appearing as a part of a tree node.
+ * tree-gimple.c (recalculate_side_effects): Rename fro as len.
+ * tree.c (build1_stat): Don't check TREE_CODE_LENGTH.
+ (PROCESS_ARG): Don't refer to fro.
+ (build2_stat, build3_stat, build4_stat): Don't compute fro.
+
+2004-12-07 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/18293
+ * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier.
+ (expand_mult): Special case powers of two to avoid synth_mult.
+ * loop.c (product_cheap_p): Handle case where expand_mult does
+ require/generate any instructions (i.e. multiplication by zero).
+
+2004-12-07 Richard Henderson <rth@redhat.com>
+
+ * tree-pretty-print.c (dump_array_domain): Split out from
+ dump_generic_node; fix off-by-one error on zero-based array bounds.
+ (dump_generic_node): Use it.
+ (print_declaration): Likewise.
+
+2004-12-08 Richard Guenther <richard.guenther@uni-tuebingen.de>
+
+ * doc/invoke.texi: Adjust default values for
+ large-function-growth and inline-unit-growth to match
+ params.def. Clarify used algorithm.
+
+2004-12-07 David Mosberger <davidm@hpl.hp.com>
+
+ PR target/18443
+ * config/ia64/ia64.c (ia64_assemble_integer): Add support for
+ emitting unaligned pointer-sized integers.
+
+2004-12-07 Steven Bosscher <stevenb@suse.de>
+
+ PR c/18867
+ * c-typeck.c (c_start_case): Set orig_type to error_mark_node
+ when the type of the controlling expression is not a valid type.
+
+2004-12-07 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/17340
+ * tree-ssa-pre.c (compute_antic): Fix comment.
+ (compute_avail): Do not recurse, instead do a DFS using a stack
+ and a loop.
+ (execute_pre): Adjust.
+
+2004-12-07 Ziemowit Laski <zlaski@apple.com>
+
+ * c-tree.h (struct lang_type): Rename 'objc_protocols' field
+ to 'objc_info'.
+
+2004-12-07 Eric Christopher <echristo@redhat.com>
+
+ PR target/16317
+ * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define.
+
+2004-12-07 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_valid_pointer_mode): Move
+ prototype...
+ * config/mips/mips.c: ... here. Make static.
+
+2004-12-07 Eric Christopher <echristo@redhat.com>
+
+ PR target/18442
+ * config/mips/mips.c (mips_vector_mode_supported_p): New function.
+ (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above.
+
+2004-12-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c, expr.c, fold-const.c, print-tree.c,
+ tree-gimple.c, tree-inline.c, tree-pretty-print.c,
+ tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of
+ first_rtl_op with TREE_CODE_LENGTH.
+ * tree.c (first_rtl_op): Remove.
+ Replace uses of first_rtl_op with TREE_CODE_LENGTH.
+ * tree.h: Remove the prototype for first_rtl_op.
+
+2004-12-07 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
+ Revert 2004-12-01 change.
+
+2004-12-06 Ziemowit Laski <zlaski@apple.com>
+
+ * c-tree.h (struct lang_type): Add 'objc_protocols' field.
+
+2004-12-06 DJ Delorie <dj@redhat.com>
+
+ * reload.c (find_valid_class): Fix logic to test inner mode as well.
+ (push_reload): Pass inner mode.
+
+2004-12-06 Eric Christopher <echristo@redhat.com>
+
+ * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document.
+
+2004-12-06 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.
+
+2004-12-06 Zdenek Dvorak <dvorakz@suse.cz>
+ Kazu Hirata <kazu@cs.umass.edu>
+
+ PR tree-optimization/18601
+ * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed.
+ (tree_forwarder_block_p): Do not consider blocks that are its own
+ successors forwarders.
+ (cleanup_forwarder_blocks, remove_forwarder_block): New functions.
+ (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of
+ thread_jumps.
+ * tree-flow.h (bb_ann_d): Remove forwardable.
+
+2004-12-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (expand_expr_real_1): Remove an "if" whose condition
+ is always false.
+
+2004-12-06 Roger Sayle <roger@eyesopen.com>
+
+ * c-gimplify.c (gimplify_c_loop): Improve initial implementations
+ for loops whose conditions are known at compile-time.
+ * gimplify.c (append_to_statement_list_1): Remove side_effects
+ parameter, this function should never be called if its false.
+ (append_to_statement_list): Only call append_to_statement_list_1
+ if t is non-NULL tree with side-effects.
+ (append_to_statement_list_force): Likewise, if t is not NULL.
+
+2004-12-06 J"orn Rennecke <joern.rennecke@st.com>
+
+ * bt-load.c (btr_def_s): New member own_end;
+ (add_btr_to_live_range): Add second parameter. Changed caller.
+ (clear_btr_from_live_range): Clear btrs_live_at_end bit
+ for the register its definition basic block if own_end is set.
+ (augment_live_range): Also take btrs_live_at_end into account.
+ (combine_btr_defs): Don't bother with
+ other_def->other_btr_uses_after_use if it pertains to a different
+ register.
+ (move_btr_def): Set def->other_btr_uses_before_def after
+ calling combine_btr_defs."
+
+ * bt-load.c (augment_live_range): New argument full_range.
+ Changed all callers.
+
+ * bt-load.c (move_tr_def): Set other_tr_uses_before_def
+ taking new btr assignment into account.
+
+2004-12-05 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-alias.c (create_global_var): Use void_type_node,
+ not size_type_node.
+
+2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (expand_expr_real_1): Abort on COND_EXPR of
+ VOID_TYPE.
+
+2004-12-05 Richard Henderson <rth@redhat.com>
+
+ PR target/18841
+ * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
+ (builtin_setjmp_receiver_er_sl_1): Use it.
+ (builtin_setjmp_receiver_er_1): Likewise.
+ (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
+ (builtin_setjmp_receiver): Don't split for explicit relocs until
+ after reload.
+ (exception_receiver): Likewise.
+
+2004-12-05 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * mklibgcc.in (vis_hide): Add the prototype for the test.
+
+2004-12-05 Roger Sayle <roger@eyesopen.com>
+
+ * c-typeck.c (c_finish_loop): Improve initial implementations
+ for loops whose conditions are known at compile-time.
+
+2004-12-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c: Fix comment typos.
+
+2004-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/18730
+ * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
+ the first/last insn is a sequence, return the first/last insn of the
+ sequence.
+
+ PR bootstrap/18804
+ * mklibgcc.in (vis_hide): Use implementation instead of declaration
+ for test function.
+
+2004-12-04 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to
+ use ofs in BWX two byte special case.
+ (alpha_expand_unaligned_store): Likewise.
+
+2004-12-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gcse.c (gcse_main): Add a comment.
+
+2004-12-04 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/17909
+ * builtins.c (fold_builtin_next_arg): Export and return true
+ when there is a warning or an error.
+ (expand_builtin_va_start): When fold_builtin_next_arg returns true,
+ return const0_rtx.
+ (expand_builtin): Likewise.
+ * gimplify.c (gimplify_call_expr): Error out if there is not
+ enough arguments to va_start. Call fold_builtin_next_arg also
+ on the second argument.
+ * tree.h (fold_builtin_next_arg): Prototype.
+
+2004-12-04 Alan Modra <amodra@bigpond.net.au>
+
+ * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
+ Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
+ SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
+ * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
+ shlib_dir and shlib_so_name.
+ * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
+ * config/t-libunwind-elf (SHLIB_NAME): Likewise.
+ * config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
+ * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
+ * config/t-slibgcc-sld (SHLIB_NAME): Likewise.
+ (SHLIB_LINK): Don't use shlib_dir when creating symlink.
+
+2004-12-03 Roger Sayle <roger@eyesopen.com>
+
+ * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook.
+
+2004-12-03 Richard Henderson <rth@redhat.com>
+
+ * alias.c (component_uses_parent_alias_set): Rename from
+ can_address_p. Return bool. Reverse the sense of the result.
+ Reinstate the check for alias set zero.
+ (get_alias_set): Update to match.
+ * alias.h (component_uses_parent_alias_set): Likewise.
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
+ * expr.c (expand_assignment): Likewise.
+ * expr.h: Remove commented out prototypes that were moved to alias.h.
+
+2004-12-03 Richard Henderson <rth@redhat.com>
+
+ * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New.
+ (TARGET_CANNOT_FORCE_CONST_MEM): New.
+
+2004-12-04 Alan Modra <amodra@bigpond.net.au>
+
+ PR middle end/18718
+ * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are
+ in pairs.
+ * sched-ebb.c (schedule_ebb): Likewise.
+
+2004-12-03 Andreas Schwab <schwab@suse.de>
+
+ * Makefile.in (HOSTHOOKS_DEF_H): Define.
+ (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H).
+ (host-default.o): Likewise.
+
+2004-12-03 Eric Christopher <echristo@redhat.com>
+
+ * config/stormy16/stormy16.md (pushqi, popqi, pushhi,
+ pophi): Add number of arguments to name so that the
+ pattern is recognized as a named pattern.
+
+2004-12-03 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/extend.texi (AltiVec Builtins): Fix info about signedness.
+
+2004-12-03 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Protect
+ darwin_one_byte_bool with #if.
+
+2004-12-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN.
+
+2004-12-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART.
+
+2004-12-03 Richard Sandiford <rsandifo@redhat.com>
+
+ * configure.ac: Move TL_AC_GCC_VERSION into initialization section.
+ Set libstdcxx_incdir directly.
+ * configure: Regenerate.
+
+2004-12-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-dom.c (record_equivalences_from_phis): Remove an
+ "if" whose condition is always true.
+
+ * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of
+ INSN_P.
+
+2004-12-02 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit
+ Darwin default to one-byte bools.
+
+2004-12-02 Richard Henderson <rth@redhat.com>
+
+ PR 18774
+ * simplify-rtx.c (simplify_immed_subreg): Fail complex modes.
+
+2004-12-03 Ben Elliston <bje@au.ibm.com>
+
+ * doc/cfg.texi (Edges): Update. Document the edge_iterator data
+ type and its methods.
+
+2004-12-02 Richard Henderson <rth@redhat.com>
+
+ * expr.c (write_complex_part): Use simplify_gen_subreg when the
+ submode is at least as large as a word.
+ (read_complex_part): Likewise.
+
+2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/18532
+ * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
+ multilib at a time. Don't build the default set. Don't add
+ EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
+ filter for shared libunwind and libgcc.
+
+2004-12-02 Roger Sayle <roger@eyesopen.com>
+
+ PR target/18759
+ * config/i386/i386.c (override_options): If -fomit-frame-pointer has
+ already been specified, ignore the -momit-leaf-frame-pointer option.
+
+2004-12-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * varasm.c (make_decl_rtl): Add the missing `;'.
+
+2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree.c (is_attribute_p): Split out to ..
+ (is_attribute_with_length_p): Here. Use IDENTIFIER_LENGTH instead
+ of strlen and compare the string lengths before calling strcmp.
+ (lookup_attribute): Call is_attribute_with_length_p instead of
+ is_attribute_p.
+
+2004-12-02 Devang Patel <dpatel@apple.com>
+
+ * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused.
+ * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused.
+ * config/i386/darwin.h (CC1_SPEC): Same.
+
+2004-12-02 Richard Henderson <rth@redhat.com>
+
+ * optabs.c (lowpart_subreg_maybe_copy): New.
+ (expand_unop, expand_abs_nojump): Use it.
+
+2004-12-02 J"orn Rennecke <joern.rennecke@st.com>
+
+ * sh.md (extv, extzv): Add pattern predicate.
+
+2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
+ is not null.
+
+ * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
+ is not null.
+
+ * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST.
+
+2004-12-02 Jeff Law <law@redhat.com>
+
+ * tree-eh.c: Revert yesterday's change.
+
+2004-12-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * varasm.c (decode_reg_name): Revert change to check for zero
+ length strings.
+ (make_decl_rtl): Make sure that we call decode_reg_name only
+ when needed.
+
+2004-12-02 Dorit Naishlos <dorit@il.ibm.com>
+
+ PR tree-opt/18716
+ * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set
+ then and else labels.
+
+2004-12-02 Andreas Schwab <schwab@suse.de>
+
+ * Makefile.in (WERROR_FLAGS): Renamed from WERROR.
+ (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR).
+ (STAGE2_FLAGS_TO_PASS): Likewise.
+
+ * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR.
+
+2004-12-02 Richard Sandiford <rsandifo@redhat.com>
+
+ * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version. Remove
+ now-redundant AC_SUBSTs.
+ * aclocal.m4: Include ../config/gcc-version.m4.
+ * configure: Regenerate.
+
+2004-12-02 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
+ #ifdef RELOCATABLE_NEEDS_FIXUP.
+
+2004-12-01 Roger Sayle <roger@eyesopen.com>
+
+ PR target/9908
+ * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
+ Intel assembler syntax by using %A1 instead of %*%1.
+
+2004-12-01 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_assignment): Handle CONCAT both as a final
+ destination and as a middle point.
+
+2004-12-01 Jeff Law <law@redhat.com>
+
+ * tree-eh.c (save_eptr, save_filt): Now file scoped statics.
+ (honor_protect_cleanup_actions): Only create save_eptr and
+ save_filt if they do not already exist.
+ (lower_eh_constructs): Wipe all knowledge of save_eptr and
+ save_filt before returning.
+
+2004-12-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (remove_phi_arg_num): Fix a comment.
+
+2004-12-02 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/16952
+ * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
+ #ifdef RELOCATABLE_NEEDS_FIXUP with if.
+ * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
+ of target_flags_explicit.
+ * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
+ case. Define as 0 for non-biarch.
+
+2004-12-01 Zack Weinberg <zack@codesourcery.com>
+
+ * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
+ Change temporary file tag from a prefix to an infix.
+
+2004-12-02 Andreas Schwab <schwab@suse.de>
+
+ * gcc.c (struct option_map): Add entry for "--pass-exit-codes".
+
+2004-12-01 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18763
+ PR tree-opt/18746
+ * tree-ssa-alias.c (init_alias_info): Get statement operands for all
+ the statements if aliases_computed_p is true.
+
+2004-12-01 Mark Mitchell <mark@codesourcery.com>
+
+ * Makefile.in (WERROR): New variable.
+ (STRICT2_WARN): Use it.
+ (STAGE2_FLAGS_TO_PASS): Likewise.
+ * config/i386/x-mingw32 (WERROR): Add -Wno-format.
+
+2004-12-01 Richard Henderson <rth@redhat.com>
+
+ * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR
+ offsetting.
+
+2004-12-01 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/18291
+ * tree-ssa-copy.c (merge_alias_info): Fix merging of
+ flow-sensitive alias information. If the new pointer has no
+ name tag, copy it from the original pointer. Otherwise, make
+ sure that the pointed-to sets have a common intersection.
+
+2004-12-01 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/15289
+ * emit-rtl.c (gen_complex_constant_part): Remove.
+ (gen_realpart, gen_imagpart): Remove.
+ * rtl.h (gen_realpart, gen_imagpart): Remove.
+ * expmed.c (extract_bit_field): Remove CONCAT hack catering to
+ gen_realpart/gen_imagpart.
+ * expr.c (write_complex_part, read_complex_part): New.
+ (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
+ emit_move_complex_push, emit_move_complex, emit_move_ccmode,
+ emit_move_multi_word): Split out from ...
+ (emit_move_insn_1): ... here.
+ (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part.
+ <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
+ * function.c (assign_parm_setup_reg): Hard-code transformations
+ instead of using gen_realpart/gen_imagpart.
+
+ * expr.c (optimize_bitfield_assignment_op): Split out from ...
+ (expand_assignment): ... here. Use handled_component_p to gate
+ get_inner_reference code. Simplify MEM handling. Special case
+ CONCAT destinations.
+
+ * expmed.c (store_bit_field): Use simplify_gen_subreg instead
+ of gen_rtx_SUBREG directly.
+
+2004-12-01 David Edelsohn <edelsohn@gnu.org>
+ Nathan Sidwell <nathan@codesourcery.com>
+
+ PR target/17107
+ * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER.
+ (sgt): Same.
+ (sle): Same.
+ (slt): Same.
+
+2004-12-01 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR middle-end/18667
+ * params.c (set_param_value): Add range check.
+ * params.def: Add min and max values. Reformat long strings.
+ * params.h (struct param_info): Add min and max fields.
+ (enum compiler_param): Adjust DEFPARAM.
+ * toplev.c (lang_independent_params): Likewise.
+
+2004-12-01 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/12817
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.
+
+2004-12-01 Joseph S. Myers <joseph@codesourcery.com>
+
+ * doc/standards.texi: Update for C99 TC2.
+
+2004-11-30 Jeff Law <law@redhat.com>
+
+ * sbitmap.c (sbitmap_any_common_bits): New function.
+ * sbitmap.h (sbitmap_any_common_bits): Prototype.
+ * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits
+ No longer allocate/free "psp", "pss" sbitmaps.
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for
+ the "res" sbitmap.
+ (group_aliases): Similarly.
+
+2004-11-30 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid
+ uninitialized variable.
+
+2004-11-30 Eric Christopher <echristo@redhat.com>
+
+ * fold-const.c (fold_widened_comparison): Make sure that we're
+ passing an INTEGER_TYPE to int_fits_type_p.
+ (fold): Clean up comment.
+
+2004-11-30 Zack Weinberg <zack@codesourcery.com>
+
+ * mklibgcc.in: Correct calculation of libgcc_s_soname and
+ libunwind_soname. Use $out, not $outS, in commands for
+ no-shared-library case. Move EXTRA_MULTILIB_PARTS rules above
+ library build rules, make $libunwind_so and $libgcc_s_so
+ depend on them in the normal fashion, and filter those objects
+ out of @shlib_objs@.
+
+2004-11-30 Janis Johnson <janis187@us.ibm.com>
+
+ * config/rs6000/altivec.h (vec_step_help): Support const vector types.
+
+2004-11-30 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18298
+ * tree-optimize.c (init_tree_optimization_passes): Add a may_alias
+ pass right after fold builtins.
+
+2004-11-30 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390-modes.def: Added cc modes documentation.
+ * config/s390/s390.c: (s390_tm_ccmode, s390_select_ccmode,
+ s390_expand_addcc): Added cc mode comments.
+ * config/s390/s390.md: Removed old cc mode documentation.
+
+2004-11-30 Mark Dettinger <dettinge@de.ibm.com>
+
+ * config/s390/s390.c (struct processor_costs): New data type.
+ (s390_cost, z900_cost, z990_cost): New global variables.
+ (override_options): Initialize s390_cost.
+ (s390_rtx_costs): Reimplement.
+
+2004-11-29 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/18673
+
+ * tree-ssa-pre.c: Remove splay-tree.h include.
+ (bitmap_value_replace_in_set): Fix to add if it does not exist.
+ (find_or_generate_expression): Remove now-wrong condition.
+ (create_expression_by_pieces): Fix condition and comment reason
+ for it.
+ (insert_aux): Fix condition and comment reasons for it.
+ Factor insertion code from here.
+ (insert_into_preds_of_block): To here. Fix conditions in factored
+ function and comment reasons for them.
+
+2004-11-30 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-opt/18607
+ * tree-vectorizer.c (vect_analyze_data_refs): Use temporary
+ variable for data_reference when looking for memtag.
+
+2004-11-30 Jakub Jelinek <jakub@redhat.com>
+
+ * c-opts.c (check_deps_environment_vars): If spec != NULL, set
+ deps_seen.
+
+2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (vect_gen_niters_for_prolog_loop): Use
+ tree_low_cst instead of TREE_INT_CST_LOW.
+
+2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
+
+ PR target/18173
+ * tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for
+ decls that are assembled before vectorization takes place.
+ (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1.
+
+2004-11-30 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
+ if local_alloc modified jumps.
+
+2004-11-30 Alan Modra <amodra@bigpond.net.au>
+
+ * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL
+ on TLS symbols.
+ * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS
+ check.
+
+2004-11-30 Zack Weinberg <zack@codesourcery.com>
+
+ * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h
+ * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS.
+
+ * mklibgcc.in: Drastic restructure for comprehensibility.
+ Remove the old hidden-directive hack.
+ Eliminate support for .txt files in LIB2ADD etc (never used).
+ Eliminate support for assembly source files in LIB2ADDEH* and
+ LIBUNWIND (also never used).
+ Build up dependency lists for libraries incrementally.
+ If we have SHLIB_LINK, compile each file twice, once for the
+ static and once for the shared library; also probe for
+ -fvisibility=hidden in the generated libgcc.mk. If found,
+ pass that and -DHIDE_EXPORTS to the compilation of every C
+ source file going into the static library. If found, generate
+ hidden-directive lists for every assembly source file going
+ into the static library, but incorporate them with -include
+ instead of ld -r.
+ Write comments into generated libgcc.mk to facilitate debugging.
+ * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc.
+ * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP.
+
+ * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in
+ -Zdynamiclib case.
+
+2004-11-29 Richard Henderson <rth@redhat.com>
+
+ * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
+ (handled_component_p): Likewise.
+ * alias.c (can_address_p): Reformat and simplify. Handle
+ REAL/IMAGPART_EXPR. Do not disable addressability based on
+ alias set zero.
+ * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
+ check for REAL/IMAGPART_EXPR.
+ * gimplify.c (gimplify_compound_lval): Likewise.
+ * tree-cfg.c (verify_expr): Likewise.
+ * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
+ * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
+ (convert_local_reference): Likewise.
+ * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.
+
+2004-11-30 Alan Modra <amodra@bigpond.net.au>
+
+ * expr.c (emit_group_load_1): Don't die on const_int orig_src.
+
+2004-11-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR pch/14940
+ * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.
+ * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
+ and host_xmake_file using new host configuration files.
+
+2004-11-29 Roger Sayle <roger@eyesopen.com>
+
+ * reg-stack.c (change_stack): Improve algorithm used to pop regs
+ off the stack to maximize ffreep usage and reduce fxch count.
+
+2004-11-30 James A. Morrison <phython@gcc.gnu.org>
+
+ PR middle-end/18596
+ * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node
+ on errors.
+
+2004-11-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle
+ REDUCE_BIT_FIELD by applying it to result, not input, of conversion.
+
+2004-11-30 Ben Elliston <bje@au.ibm.com>
+
+ * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H).
+
+2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/18479
+ * c-common.c (handle_visibility_attribute): When the type decl
+ is really a identifier node, warn about being ignored and return.
+
+2004-11-29 Richard Henderson <rth@redhat.com>
+
+ * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node.
+
+2004-11-29 Steven Bosscher <stevenb@suse.de>
+
+ * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge):
+ Remove CASE_DROPS_THROUGH checks, it is never defined.
+ * cfglyout.c (fixup_reorder_chain): Likewise.
+ * cfgrtl.c (rtl_verify_flow_info): Likewise.
+ * stmt.c (expand_case): Likewise.
+ * cfgbuild.c (make_edges): Likewise. Also remove force_fallthru,
+ it is now always 0.
+ * system.h (CASE_DROPS_THROUGH): Poison.
+ * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
+ * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
+
+ * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH.
+
+2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/18725
+ * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be
+ shared always.
+
+2004-11-29 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/18712
+ * tree-into-ssa.c (insert_phi_nodes_for): Pass argument
+ WORK_STACK by reference.
+ Call VEC_safe_push instead of VEC_quick_push.
+ Update all users.
+
+2004-11-29 Daniel Jacobowitz <dan@codesourcery.com>
+
+ PR c/7544
+ * Makefile.in (c-lang.o): Update dependencies.
+ * c-lang.c: Include "c-pragma.h".
+ (finish_file): Call maybe_apply_pending_pragma_weaks.
+ * c-pragma.c (maybe_apply_pending_pragma_weaks): New function.
+ * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype.
+
+2004-11-29 Richard Henderson <rth@redhat.com>
+
+ PR target/17224
+ * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets
+ outside the referenced object.
+
+2004-11-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
+ EDGE_PRED instead of PHI_ARG_EDGE.
+ * tree-ssa-live.c: Likewise.
+ * tree-ssa-loop-manip.c: Likewise.
+ * tree-ssa.c: Likewise.
+
+ * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
+ simplifying edge manipulation.
+
+ * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using
+ EDGE_COUNT.
+
+ * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge
+ only when needed.
+
+ * cfg.c (flow_obstack): Remove.
+ (flow_firstobj): Likewise.
+ (init_flow): Remove all uses of flow_obstack.
+
+2004-11-29 Alan Modra <amodra@bigpond.net.au>
+
+ * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
+ to named_section.
+
+2004-11-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * opts.c (decode_options): Do not set max-inline-insns-rtl.
+ (common_handle_option): Likewise.
+ * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
+ * params.h (MAX_INLINE_INSNS_RTL): Remove.
+ * doc/invoke.texi (max-inline-insns-rtl): Remove.
+
+2004-11-29 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/9571
+ * varasm.c (default_elf_select_section_1): Pass decl to named_section.
+
+2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/18164
+ * gimplify.c (gimplify_asm_expr): If the length of an output operand
+ is zero, do not process it, just let it go through.
+
+2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ Diego Novillo <dnovillo@redhat.com>
+
+ PR/18662, also backported from tree-cleanup-branch.
+ * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
+ always call maybe_clean_eh_stmt and modify_stmt.
+
+2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ PR/18664
+ * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
+ Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
+ * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
+ add an inverse VIEW_CONVERT_EXPR to const_val.
+
+ PR/18657
+ * tree-nested.c (check_for_nested_with_variably_modified): New.
+ (create_nesting_tree): Call it.
+
+ * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
+ special code for assigning to non-pointer.
+ (is_escape_site): If RHS is a conversion between pointer and integer
+ types, this is an escape site.
+
+ * gcse.c (insert_store): Error if try to insert store on abnormal edge.
+ (store_motion): Don't move store if any edge we'd want to move it
+ to is abnormal.
+
+ * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
+ non-zero lower bound.
+
+ * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
+
+2004-11-28 Matt Kraai <kraai@alumni.cmu.edu>
+
+ PR diagnostic/17594
+ * opts.c (find_opt): Require that the input match a switch exactly
+ or that the switch take a joined option to be interpreted as a
+ match for another language.
+
+2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * timevar.def (TV_TREE_REDPHI): New timevar.
+ * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
+
+2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ PR preprocessor/17651
+ * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
+ flag_no_line_commands.
+ * c-ppoutput.c (pp_file_change): Remove now-redundant check of
+ flag_no_output.
+
+2004-11-28 Theodore A. Roth <troth@openavr.org>
+
+ * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
+ warning if the function name does not begin with "__vector" and the
+ function has either the 'signal' or 'interrupt' attribute.
+
+2004-11-28 Theodore A. Roth <troth@openavr.org>
+
+ * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
+ atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
+ atmega325, atmega3250, atmega645 and atmega6450.
+ * config/avr/avr.h (LINK_SPEC): Ditto.
+ (LIB_SPEC): Ditto.
+ (LIBGCC_SPEC): Ditto.
+ (CRT_BINUTILS_SPECS): Ditto.
+ * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
+
+2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ PR preprocessor/17610
+ * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
+
+2004-11-28 Jeff Law <law@redhat.com>
+
+ * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
+ (pass_maybe_create_global_var): New.
+ * tree-pass.h (pass_maybe_create_global_var): Declare.
+ * tree-optimize.c (init_tree_optimization_passes): Link in
+ pass_maybe_create_global_var.
+
+2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
+
+2004-11-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR rtl-optimization/18420
+ * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
+
+2004-11-28 Steven Bosscher <stevenb@suse.de>
+ John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
+ * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
+ that the case is in range, to make sure the casesi insn is always
+ in range and never falls through.
+ (casesi1): Add comment to explain why casesi never falls through.
+ Remove the unnamed special case casesi pattern.
+
+2004-11-28 Hans-Peter Nilsson <hp@bitrange.com>
+
+ PR target/18331
+ * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
+ "*movdicc_real". Only match reversible comparisons.
+ ("*movdicc_real_nonreversible"): New pattern, split from
+ "*movdicc_real". Match only nonreversible comparisons. Exclude
+ reversed alternatives.
+ ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
+ Similar.
+
+2004-11-27 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.md: Move all define_predicate's ...
+ * config/ia64/predicates.md: ... here. New file.
+
+2004-11-27 Per Bothner <per@bothner.com>
+
+ PR bootstrap/18142
+ Re-applied following, with two modifications: add a URL for the
+ fixed cctools; only exit if $build = $target.
+
+ 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
+ * configure.ac (powerpc-*-darwin*): Require assembler to support
+ .machine directive.
+ * configure: Regenerate.
+
+2004-11-28 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/16800
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
+ EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED.
+ Distinguish between SImode and DImode CONST_INT.
+
+2004-11-28 Andreas Fischer <a_fisch@gmx.de>
+ Alan Modra <amodra@bigpond.net.au>
+
+ PR target/16343
+ * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
+ functions, strings and thread-local vars.
+
+2004-11-28 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
+ * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
+ * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
+ to allow non-darwin ABIs to optimize away code.
+ (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
+
+2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree.c (operand_equal_for_phi_arg_p): New.
+ * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
+ * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
+ Replace operand_equal_p with operand_for_phi_arg_p
+ appropriately.
+
+ * bb-reorder.c (find_traces_1_round): Speed up by using
+ EDGE_COUNT instead of FOR_EACH_EDGE.
+
+ * fold-const.c, config/i386/linux64.h: Fix comment typos.
+
+2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR pch/14940
+ * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
+
+2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i386/linux.h: Fix a comment typo.
+ * doc/extend.texi: Fix a typo.
+
+2004-11-27 Jeff Law <law@redhat.com>
+
+ * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
+ are merged.
+
+2004-11-27 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/linux64.h (REG_NAME): Define.
+
+2004-11-27 Jakub Jelinek <jakub@redhat.com>
+
+ * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
+ unsigned and type signed, build ABS_EXPR with signed_type (ctype)
+ and only afterwards convert to ctype.
+
+2004-11-27 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (function_arg_boundary): Declare.
+ * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
+ (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
+ (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
+ * config/mips/mips.c (function_arg_boundary): New function.
+ Impose a maximum alignment of STACK_BOUNDARY.
+
+2004-11-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/17825
+ * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
+ or not.
+
+2004-11-27 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/12769
+ * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
+ from rs6000_default_long_calls for libcalls.
+
+2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expmed.c (extract_bit_field): When extracting from non-integer mode,
+ force a SUBREG into a register because we may be taking a further
+ SUBREG of it.
+
+2004-11-27 Di-an Jan <dianj@freeshell.org>
+
+ * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
+
+2004-11-26 Robert Millan <robertmh@gnu.org>
+
+ Changes for k*bsd-gnu support.
+ * config/i386/linux.h: Define REG_NAME to allow overriding of
+ register names in sc structure.
+ * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
+ of sc->reg.
+ * config.gcc: Detect x86_64-k*bsd-gnu systems.
+
+2004-11-26 Jeff Law <law@redhat.com>
+
+ * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
+ retrieve annotations or pointer info before it's necessary.
+ Reorder tests for early continue of the loop. Manually CSE
+ SSA_NAME_VAR.
+
+2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
+ * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
+ (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
+ * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
+ to a fixed reg if the source is the Return Address register.
+ Implement new Rule 15.
+ * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
+ * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
+ sparc_dwarf_handle_frame_unspec.
+ (gen_save_register_window): New function.
+ (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
+ (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
+ (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
+ Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
+ (sparc_asm_function_prologue): Do not emit call frame debugging info.
+ (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
+ (sparc_expand_epilogue): Likewise.
+ (sparc_dwarf_handle_frame_unspec): New function.
+ * config/sparc/sparc.md (save_register_window): Remove.
+ (save_register_windowdi): Rewrite modelled on the callframe debug info.
+ (save_register_windowsi): Likewise.
+
+2004-11-26 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/frv/frv-protos.h: Guard ifcvt functions declarations with
+ BB_HEAD, not BLOCK_HEAD.
+
+2004-11-26 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
+ scratch insns that set a register live at the join point.
+
+2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c, tree-ssa-operands.c: Fix comment typos.
+
+ * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
+
+2004-11-26 James A. Morrison <phython@gcc.gnu.org>
+
+ PR target/18510
+ * doc/extend.texi (SPARC VIS Built-in Functions): New section.
+
+2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
+ check that tests if all edges go to the same destination.
+
+ * bitmap.c (bitmap_find_bit): Speed up by traversing from
+ head->first if that seems profitable.
+
+2004-11-25 Jeff Law <law@redhat.com>
+
+ * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
+ * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
+ (pass_loop_done): Use TV_TREE_LOOP_FINI.
+
+2004-11-26 Alan Modra <amodra@bigpond.net.au>
+
+ PR rtl-optimization/16356
+ * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
+ separate output register and one less jump. Enable for powerpc64.
+ (floatdisf2): Adjust for above.
+
+2004-11-25 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
+ (GCC_DRIVER_HOST_INITIALIZATION): Define.
+
+2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/17957
+ * tree-complex.c (vector_inner_type): New variable moved from
+ build_word_mode_vector_type.
+ (vector_last_type): Likewise.
+ (vector_last_nunits): Likewise.
+ (build_word_mode_vector_type): Use the new variables.
+ * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
+ (GTFILES): Add tree-complex.c.
+ (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
+
+2004-11-25 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
+ __XTENSA_WINDOWED_ABI__.
+
+2004-11-25 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save
+ args_size adjustments for calls even with cfa as stack pointer.
+ Search calls for stack adjustments after the insn is issued.
+ (dwarf2out_frame_debug): Add after_p argument; pass it on.
+ * dwarf2out.h (dwarf2out_frame_debug): Update to match.
+ * final.c (final_start_function, final_scan_insn): Likewise.
+
+2004-11-25 Richard Henderson <rth@redhat.com>
+
+ PR c++/6764
+ * reload1.c (set_initial_eh_label_offset): New.
+ (set_initial_label_offsets): Use it.
+
+2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
+ before calling life_analysis and release them after.
+
+2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
+ duplicate code.
+
+2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
+ BITMAP_OBSTACK_ALLOC.
+ (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
+
+2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
+
+ parts of PR rtl-opt/18463, rtl-opt/17647
+ * cse.c (canon_for_address): New function.
+ (find_best_addr): Call canon_for_address before getting the
+ address's cost when checking if we should take that address.
+
+2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (add_phi_arg): Take "tree" instead of
+ "tree *" as the first argument.
+ * tree-flow.h: Update the prototype of add_phi_arg.
+ * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
+ tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
+ tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
+ tree-vectorizer.c: Update all call sites of add_phi_arg.
+
+2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
+
+ * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
+ * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
+ (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
+ (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
+
+2004-11-25 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/18587
+ * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
+ call clobbered caches as invalid.
+ * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag
+ indicating whether the call clobbered operand cache is valid.
+ (ssa_ro_call_cache_valid): New. Flag indicating whether the
+ pure/const call operand cache is valid.
+ (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached
+ list of operands for cached call virtual operands.
+ (clobbered_aliased_loads, clobbered_aliased_stores,
+ ro_call_aliased_load): New. flags caching whether alias bits are
+ to be set in call stmt's.
+ (fini_ssa_operands): Remove call operand caches if present.
+ (get_expr_operands, get_asm_expr_operands,
+ get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
+ (get_call_expr_operands): Add call clobbered variables first.
+ (add_stmt_operand): Take stmt annotation rather than stmt as a param.
+ (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
+ if it is valid, otherise fill the cache.
+ * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
+ * tree-flow.h (struct var_ann_d): Add in_vuse_list and
+ in_v_may_def_list bits.
+ * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the
+ in_list bits for the v_may_def elements and empty the operand
+ build array
+ (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
+ VUSES by checking the in_v_may_def_list bit.
+ (append_v_may_def, append_vuse): Use the in_list bit rather than
+ scanning the array for duplicates.
+
+2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
+ displacements are not short.
+
+2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
+ to load addresses.
+
+2004-11-25 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/18001
+ * c-common.h (lvalue_use): Move here from c-ctypeck.c.
+ (lvalue_or_else): Declare.
+ * c-common.c (lvalue_or_else): Move here from c-typeck.c.
+ * c-typeck.c (lvalue_use): Remove.
+ (lvalue_or_else): Remove.
+
+ PR c++/18556
+ * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
+ unemitted variables with static storage duration.
+
+2004-11-25 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
+ message with \n.
+
+2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/rs6000/altivec.md (VIshort): New mode macro.
+ (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
+ with ...
+ (altivec_vaddu<VI_char>s): ... this.
+ (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
+ with ...
+ (altivec_vadds<VI_char>s): ... this.
+ (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
+ with ...
+ (altivec_vsubu<VI_char>s): ... this.
+ (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
+ with ...
+ (altivec_vsubs<VI_char>s): ... this.
+ (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
+ with ...
+ (altivec_vavgu<VI_char>): ... this.
+ (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
+ with ...
+ (altivec_vavgs<VI_char>): ... this.
+ (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
+ (altivec_vmsumu<VI_char>m): ... this.
+ (altivec_vmsummbm, altivec_vmsummhm): Replace
+ with ...
+ (altivec_vmsumm<VI_char>m): ... this.
+ (altivec_vandc): Remove.
+ (*andc<mode>3): Renamed to ...
+ (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
+ (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
+ with ...
+ (altivec_vrl<VI_char>): ... this.
+ (altivec_vslb, altivec_vslh, altivec_vslw): Replace
+ with ...
+ (altivec_vsl<VI_char>): ... this.
+ (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
+ with ...
+ (altivec_vsr<VI_char>): ... this.
+ (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
+ with ...
+ (altivec_vsra<VI_char>): ... this.
+ (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
+ (altivec_vsum4s<VI_char>s): ... this.
+ (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
+ with ...
+ (altivec_vperm_<mode>): ... this.
+ (altivec_vsel_4sf): Rename to ...
+ (altivec_vsel_v4sf): ... here.
+ (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
+ with ...
+ (altivec_vsel_<mode>): ... this.
+ (altivec_vsldoi_4si, altivec_vsldoi_8hi,
+ altivec_vsldoi_16qi): Rename to ...
+ (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
+ altivec_vsldoi_v16qi): ... here.
+ (altivec_vsldoi_4sf): Rename to ...
+ (altivec_vsldoi_v4sf): ... here.
+ (altivec_predicate_v4si, altivec_predicate_v8hi,
+ altivec_predicate_v16qi): Replace with ...
+ (altivec_predicate_<mode>): ... this.
+ (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
+ with ...
+ (altivec_lve<VI_char>x): ... this.
+ (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
+ with ...
+ (altivec_stve<VI_char>x): ... this.
+ (absv16qi2, absv8hi2, absv4si2): Replace
+ with ...
+ (abs<mode>2): ... this.
+ (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
+ with ...
+ (altivec_abss_<mode>): ... this.
+ (vec_realign_load_v16qi, vec_realign_load_v8hi,
+ vec_realign_load_v4si): Replace with ...
+ (vec_realign_load_<mode>): ... this.
+ * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
+ insn names.
+ (rs6000_expand_ternop_builtin): Likewise.
+
+2004-11-25 Andrew Haley <aph@redhat.com>
+
+ * gcc.c (process_command): Don't supply -v to linker.
+
+2004-11-25 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
+ instead of `%s' in diagnostic.
+
+2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
+
+ * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
+ (FREE_REG_SET): Adjust.
+ * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
+ * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
+ (BITMAP_ALLOC): ... here.
+ (BITMAP_OBSTACK_FREE): Rename to ...
+ (BITMAP_FREE): Don't check for NULL bitmap here.
+ * tree-ssa-pre.c (value_insert_into_set_bitmap,
+ bitmap_set_new): Use new names.
+
+ * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
+ * df.c (df_free): Likewise.
+ * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
+ * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
+
+ * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
+ (ALLOC_REG_SET): ... here.
+ (FREE_REG_SET): Adjust.
+ (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
+ * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
+ * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
+ * cfgrtl.c (rtl_split_block, rtl_split_edge,
+ safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
+ * flow.c (update_life_info, calculate_global_regs_live,
+ allocate_bb_life_data, init_propagate_block_info): Adjust.
+ * global.c (build_insn_chain): Adjust.
+ * ifcvt.c (dead_or_predicable): Adjust.
+ * loop-iv.c (simplify_using_initial_values): Adjust.
+ * recog.c (peephole2_optimize): Adjust.
+ * sched-deps.c (init_deps_global): Adjust.
+
+2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config.gcc (avr-*-rtems*): Fix typo.
+
+2004-11-25 J"orn Rennecke <joern.rennecke@st.com>
+
+ * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
+
+2004-11-24 Jeff Law <law@redhat.com>
+
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
+ the number of queries to random elements in the ai->written_vars
+ bitmap.
+
+2004-11-24 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (override_options): Disable x87 fancy math
+ intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
+
+2004-11-24 Roger Sayle <roger@eyesopen.com>
+
+ * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
+ system header conflict on AIX 5.2.
+ * configure: Regenerate.
+
+2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
+ instead of calling phi_arg_from_edge.
+
+ * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
+ with e->dest_idx.
+
+2004-11-24 Ben Elliston <bje@au.ibm.com>
+
+ * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
+ * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
+ * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
+ Likewise.
+
+2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
+
+ * tree-inline.c (copy_body_r): Explicitly copy a constant if the
+ type will be remapped.
+
+2004-11-24 Steven Bosscher <stevenb@suse.de>
+
+ * c-opts.c (c_common_post_options): Don't clear
+ flag_inline_functions.
+ * dojump.c (clear_pending_stack_adjust): Remove check on
+ flag_inline_functions, it's always true.
+ * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
+ that can never trigger.
+ * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
+ flag_inline_trees, now that flag_inline_functions is never
+ cleared.
+ * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
+ flag_inline_functions at optimization levels greater than
+ or equal to 3. This is already done by default.
+
+2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
+ instead to find the PHI argument. Do not take I as an
+ argument.
+ (eliminate_phi): Adjust the call to eliminate_build. Do not
+ take I as an argument.
+ (rewrite_trees): Adjust the call to eliminate_phi.
+
+2004-11-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * optabs.h (force_expand_binop): Declare.
+ * optabs.c (force_expand_binop): Export.
+ * stmt.c (shift_return_value): Delete.
+ (expand_return): Don't call it.
+ * expr.h (shift_return_value): Declare.
+ * calls.c (shift_returned_value): Delete in favor of...
+ (shift_return_value): ...this new function. Leave the caller to check
+ for non-BLKmode values passed in the msb of a register. Take said mode
+ and a shift direction as argument. Operate on the hard function value,
+ not a pseudo.
+ (expand_call): Adjust accordingly.
+ * function.c (expand_function_start): If a non-BLKmode return value
+ is padded at the last significant end of the return register, use the
+ return value's natural mode for the DECL_RESULT, not the mode of the
+ padded register.
+ (expand_function_end): Shift the same sort of return values left by
+ the appropriate amount.
+
+2004-11-24 Matt Austern <austern@apple.com>
+
+ * recog.c (recog_memoized_1): Remove.
+ * recog.h (recog_memoized_1): Remove declaration.
+ (recog_memoized): Change from macro to inline function.
+
+2004-11-24 Devang Patel <dpatel@apple.com>
+
+ PR/18555
+ * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
+ * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
+
+2004-11-24 Devang Patel <dpatel@apple.com>
+
+ * gcc.c (process_command): Supply -v to linker.
+
+2004-11-24 David Edelsohn <edelsohn@gnu.org>
+ Paolo Bonzini <bonzini@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
+ vector modes without ALTIVEC_ABI. Use GCC vector instead of
+ synthetic vector.
+ (rs6000_pass_by_reference): Split conditional into pieces. Use
+ GCC vector instead of synthetic vector.
+
+2004-11-24 Aldy Hernandez <aldyh@redhat.com>
+
+ * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
+ thread-local variable is invariant.
+
+2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
+ Handle TYPE_REF_CAN_ALIAS_ALL.
+ (print_declaration): Print array dimensions like dump_generic_node.
+
+ * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
+ ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
+
+2004-11-24 Nathan Sidwell <nathan@codesourcery.com>
+
+ * bitmap.c (INLINE): Do not define.
+ (bitmap_elem_to_freelist, bitmap_element_free,
+ bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
+ bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
+
+2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
+ find the index of a PHI argument. Use e->dest_idx instead.
+ Replace hint with index.
+
+ * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
+ with indx.
+
+2004-11-24 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
+ regarding PT_MALLOC.
+
+2004-11-24 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/i386.c (optimization_options): Use
+ SUBTARGET_OPTIMIZATION_OPTIONS.
+ * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
+ (TARGET_SUBTARGET_DEFAULT): Don't include
+ MASK_OMIT_LEAF_FRAME_POINTER.
+
+2004-11-24 Mark Mitchell <mark@codesourcery.com>
+
+ * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
+ Define to false.
+
+2004-11-24 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
+ Use amd64 instead of 64.
+
+2004-11-24 Mark Mitchell <mark@codesourcery.com>
+ Joseph Myers <joseph@codesourcery.com>
+
+ * crtstuff.c (IN_LIBGCC2): Define it.
+ (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
+ instead of HAVE_LD_RO_RW_SECTION_MIXING.
+ * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
+ * dwarf2out.c (named_section_eh_frame_section): Check
+ EH_TABLES_CAN_BE_READ_ONLY.
+ * except.c (default_exception_section): Likewise.
+ * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
+ * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
+
+2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-pre.c (phi_translate): Use find_edge to find the
+ index of a PHI argument.
+
+ * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
+ find_edge to find the index of a PHI argument.
+
+2004-11-24 Steven Bosscher <stevenb@suse.de>
+
+ * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
+ and LABELED_BLOCK_EXPR.
+ * gimplify.c (gimplify_labeled_block_expr): Remove.
+ (gimplify_exit_block_expr): Remove.
+ (gimplify_expr): Don't call them.
+ * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
+ and LABELED_BLOCK_EXPR.
+ (estimate_num_insns_1): Likewise.
+ (walk_tree): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Don't handle
+ EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
+ * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
+ (LABELED_BLOCK_EXPR): Likewise.
+ * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
+ (LABELED_BLOCK_BODY): Likewise.
+ (EXIT_BLOCK_LABELED_BLOCK): Likewise.
+ (EXIT_BLOCK_RETURN): Removed.
+
+2004-11-24 Steven Bosscher <stevenb@suse.de>
+
+ * cfgrtl.c (rtl_delete_block): Fix comment.
+ * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
+ or BLOCK_END insn notes.
+ * jump.c (squeeze_notes): Likewise.
+ * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
+ EH_REGION_END notes, we never have them to begin with.
+ * sched-deps.c (sched_analyze_insn): When updating loop notes,
+ verify that we have indeed only recorded loop notes.
+ (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
+ Only record loop notes.
+
+ * cfgexpand.c (tree_expand_cfg): Fix comment.
+
+ * passes.c (rest_of_compilation): Don't do a second call to
+ convert_from_eh_region_ranges from here, it's already called
+ from cfgexpand.c.
+ * except.c (resolve_fixup_regions): Remove.
+ (remove_fixup_regions): Remove.
+ (convert_from_eh_region_ranges_1): Remove.
+ (convert_from_eh_region_ranges): Remove the case where EH is
+ not already lowered at the tree level. We always lower there.
+
+2004-11-24 Paolo Bonzini <bonzini@gnu.org>
+
+ PR c++/16882
+ * tree.c (make_vector_type): Move qualifiers to the vector type,
+ use the inner type's main variant and build a main variant for
+ the vector type if necessary.
+ (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
+
+2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * target.h (late_rtl_prologue_epilogue): Remove.
+ * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
+ * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
+ * passes.c (rest_of_handle_prologue_epilogue): Remove and move
+ remaining bits to...
+ (rest_of_handle_flow2): ...here.
+ (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
+ * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
+
+2004-11-23 Mark Mitchell <mark@codesourcery.com>
+
+ * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
+ * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
+ * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
+
+2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/i386/i386.c (override_options): Move
+ SUBTARGET_OVERRIDE_OPTIONS before defaulting
+ flag_omit_frame_pointer.
+
+2004-11-23 Richard Henderson <rth@redhat.com>
+
+ * rtl.h (validate_subreg): Declare.
+ * emit-rtl.c (validate_subreg): New.
+ (gen_rtx_SUBREG): Use it.
+ * simplify-rtx.c (simplify_subreg): Likewise.
+ (simplify_gen_subreg): Likewise. Remove duplicate asserts.
+ * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
+ fallback whenever gen_realpart/gen_imagpart would not be able to
+ create SUBREGs.
+
+2004-11-23 Richard Henderson <rth@redhat.com>
+
+ * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
+ hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
+ modes to CONCAT.
+
+2004-11-23 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/18618
+ * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
+ (insert_phi_nodes_for): Change third argument to VEC(basic_block).
+ * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
+ Update all users.
+ (stmts_to_rescan): Likewise.
+ (const_and_copies_stack): Likewise.
+ (nonzero_vars_stack): Likewise.
+ (vrp_variables_stack): Likewise.
+
+2004-11-23 Richard Henderson <rth@redhat.com>
+
+ * cse.c (record_jump_cond_subreg): New.
+ (record_jump_cond): Use it instead of gen_lowpart.
+
+2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
+ Joseph Myers <joseph@codesourcery.com>
+
+ * config/sol2-c.c (solaris_register_pragmas): Use
+ c_register_pragma_with_expansion.
+ * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
+ * c-pragma.c (c_register_pragma): Update call to
+ cpp_register_pragma.
+ (c_register_pragma_with_expansion): New function.
+ (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
+ * c-pragma.h (c_register_pragma_with_expansion): New prototype.
+ * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
+ #pragma align.
+ * doc/tm.texi (c_register_pragma_with_expansion,
+ HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
+
+2004-11-23 Richard Henderson <rth@redhat.com>
+
+ * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
+ as mode sizes into local temporaries. Unify failure path.
+
+2004-11-23 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
+ * caller-save.c (mark_set_regs): Use subreg_regno instead.
+ * final.c (alter_subreg): Likewise.
+ * local-alloc.c (reg_is_born): Likewise.
+
+2004-11-23 Richard Henderson <rth@redhat.com>
+
+ * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
+ instead of using a SUBREG temporary.
+
+2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
+ two checks.
+
+2004-11-23 Zack Weinberg <zack@codesourcery.com>
+
+ * function.h (struct function): Remove calls_longjmp.
+ (current_function_calls_longjmp): Delete.
+ * tree.h (ECF_LONGJMP): Delete.
+ (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
+ (ECF_LIBCALL_BLOCK): Everybody slide down one.
+ (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
+ * builtins.c (expand_builtin_longjmp): Don't set
+ current_function_calls_longjmp.
+ * calls.c (special_function_p): Mark longjmp and siglongjmp
+ with ECF_NORETURN, not ECF_LONGJMP.
+ (emit_call_1, expand_call, emit_library_call_value_1):
+ Don't check for ECF_LONGJMP.
+ * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
+ (need_fake_edge_p): Likewise.
+
+ * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
+ * system.h: Poison NON_SAVING_SETJMP.
+ * function.c (use_register_for_decl)
+ * gcse.c (compute_hash_table_work, compute_store_table)
+ * postreload-gcse.c (record_opr_changes)
+ * reload.c (find_equiv_reg)
+ * reload1.c (reload)
+ * config/i386/i386.c (ix86_can_use_return_insn_p):
+ Remove code conditional on NON_SAVING_SETJMP.
+ * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
+
+ * config/i386/sysv3.h: Delete file.
+ * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
+
+2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
+ the vectorization factor is greater than the iteration count.
+ (vect_gen_niters_for_prolog_loop): No need to calculate min if the
+ iteration count is known.
+
+ (vect_build_symbol_bound): Removed. Its functionality moved to
+ vect_generate_tmps_on_preheader.
+ (vect_generate_tmps_on_preheader): Moved content of
+ vect_build_symbol_bound here instead of calling it. Changed some
+ variables names.
+
+ (vect_build_loop_niters): We don't expect a new_bb to be generated -
+ use gcc_assert.
+ (vect_gen_niters_for_prolog_loop): Likewise.
+ (vect_gen_niters_for_prolog_loo): Likewise.
+
+ (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
+ (slpeel_add_loop_guard): Likewise.
+ (slpeel_tree_peel_loop_to_edge): Likewise.
+ (vect_do_peeling_for_alignment): Likewise.
+
+ (vect_get_first_index): Missing space.
+
+2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*iordi3"): Mark commutative.
+ ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
+
+2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
+ greater than PHI_ARG_CAPACITY.
+ (reserve_phi_args_for_new_edge): Initialize the new PHI
+ argument to NULL_TREE. Increment PHI_NUM_ARGS.
+ (add_phi_arg): Add a PHI argument to the slot given by
+ E->dest_idx.
+ (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
+ * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
+ * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
+ argument by looking at PHI_ARG_DEF.
+ (verify_phi_args): Check for a missing PHI argument. Remove
+ the check for duplicate PHI arguments.
+ * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
+ (phi_arg_d): Remove e.
+
+ * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
+ by restricting to the case with two outgoing edges.
+
+2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_backchain_string): Removed.
+ (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
+ (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
+ Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
+ TARGET_KERNEL_BACKCHAIN to reflect the new options.
+ * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
+ (TARGET_KERNEL_BACKCHAIN): Removed.
+ (TARGET_BACKCHAIN): Former triple state option change to a target flag.
+ (TARGET_PACKED_STACK): New macro.
+ (TARGET_SWITCHES): New switches added.
+ (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
+ removed.
+ (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
+ * config/s390/s390.md ("allocate_stack", "restore_stack_block")
+ ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
+ the change in target switch semantics.
+ * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
+ (TARGET_DEFAULT): MASK_BACKCHAIN added.
+ * doc/invoke.texi: Added documentation for the new/changed options.
+
+2004-11-23 Uros Bizjak <uros@kss-loka.si>
+
+ PR rtl-optimization/18614
+ * simplify-rtx.c (simplify_binary_operation): Do not
+ simplify inner elements of constant arguments of
+ VEC_CONCAT insn.
+
+2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
+ 0 instead of NULL.
+
+2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinode.c (make_phi_node): Use a new variable,
+ capacity, to receive the return value of ideal_phi_node_len.
+
+2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
+ (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
+ __gthread_recursive_mutex_init_function.
+ (__gthread_key_create): Properly cast -1.
+ (__gthread_recursive_mutex_init_function): New function.
+ (__gthread_recursive_mutex_lock): Rewrite.
+ (__gthread_recursive_mutex_trylock): Likewise.
+ (__gthread_recursive_mutex_unlock): Likewise.
+
+2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config/c4x/t-rtems: New.
+ * config.gcc: Reflect having added c4x/t-rtems.
+
+2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
+
+ PR tree-opt/18403
+ PR tree-opt/18505
+ * tree-vectorizer.c (vect_create_data_ref_ptr): Use
+ lang_hooks.types.type_for_size instead of integer_type_node for the
+ type of ptr_update.
+
+2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
+
+2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config/arm/t-rtems: New.
+ * config.gcc: Reflect having added arm/t-rtems.
+
+2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (tree_execute_on_growing_pred): New.
+ (tree_cfg_hooks): Add tree_execute_on_growing_pred.
+ * tree-flow.h: Add a prototype for
+ reserve_phi_args_for_new_edge.
+ * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
+ (add_phi_arg): Don't resize a PHI array.
+
+2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config.gcc: Add avr-*-rtems*.
+ * config/avr/t-rtems: New.
+ * config/avr/rtems.h: New.
+
+2004-11-22 Daniel Berlin <dberlin@dberlin.org>
+
+ * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
+ always the same as op1. Use bitmap_ior_into and bitmap_and_into.
+ Add comment to function.
+
+2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR pch/14940
+ * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
+
+ PR rtl-optimization/14838
+ * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
+ note.
+ (get_last_nonnote_insn): Don't assume last insn is a note.
+
+2004-11-22 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (nondestructive_fold_binary_to_constant): Rename
+ to fold_binary_to_constant.
+ (nondestructive_fold_unary_to_constant): Likewise, rename to
+ fold_unary_to_constant.
+ (fold_relational_hi_lo): Update call to fold_binary_to_constant.
+ * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
+ (nondestructive_fold_unary_to_constant): Likewise.
+ * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
+ and fold_binary_to_constant.
+ * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
+ (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
+ and EXEC_UNARY with calls to fold_*nary_to_constant.
+ * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
+ (idx_find_step): Replace uses of EXEC_BINARY with calls to
+ fold_binary_to_constant.
+
+2004-11-22 Nick Clifton <nickc@redhat.com>
+
+ * sbitmap.c (sbitmap_union_of_preds): Remove redundant
+ initialisation of 'e'.
+
+2004-11-22 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
+ * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
+ automatically for targets without TARGET_80387.
+ * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
+ sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
+ *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
+ fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
+ *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
+ *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
+ *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
+ atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
+ atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
+ acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
+ log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
+ fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
+ logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
+ expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
+ exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
+ rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
+ floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
+ frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
+ frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
+ Simplify conditionals using TARGET_USE_FANCY_MATH_387.
+
+2004-11-22 Dale Johannesen <dalej@apple.com>
+
+ * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
+ properly and comment.
+
+2004-11-22 James A. Morrison <phython@gcc.gnu.org
+
+ * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
+ (sparc_init_builtins): New function.
+ (sparc_init_vis_builtins): Create builtin functions for VIS
+ instructions.
+ (sparc_expand_builtin): Expand builtin functions for VIS instructions.
+ (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
+ (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
+ (def_builtin): New macro for creating builtin functions.
+ * config/sparc/sparc.md (P): New mode macro for pointer types.
+ (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
+ UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
+ UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
+ (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
+ fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
+ fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
+ faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
+
+2004-11-22 Devang Patel <dpatel@apple.com>
+
+ * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
+
+2004-11-22 Devang Patel <dpatel@apple.com>
+
+ * tree-if-conv.c (if_convertable_phi_p): Rename to ...
+ (if_convertible_phi_p): ... new name.
+ (if_convertable_modify_expr_p): Rename to ...
+ (if_convertible_modify_expr_p): ... new name.
+ (if_convertable_stmt_p): Rename to ...
+ (if_convertible_stmt_p): ... new name.
+ (if_convertable_bb_p): Rename to ...
+ (if_convertible_bb_p): ... new name.
+ (if_convertable_loop_p): Rename to ...
+ (if_convertible_loop_p): ... new name.
+
+2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/18444
+ * configure.ac (threading): Accept 'posix95'.
+ * configure: Regenerate.
+ * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
+ include sol26.h and default to posix95 threads if have_pthread_h.
+ (sparc-*-solaris2*): Likewise.
+ * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
+ * gthr-posix95.h: New file.
+ * config/sol26.h: New file.
+ * doc/install.texi (--enable-threads): Document 'posix95'.
+
+2004-11-23 Ben Elliston <bje@au.ibm.com>
+
+ * pointer-set.h (pointer_set_contains): Remove.
+ * pointer-set.c (pointer_set_contains): Likewise.
+
+2004-11-22 Dale Johannesen <dalej@apple.com>
+
+ * calls.c (expand_call): Do not call preserve_temp_slots.
+
+2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-flow.h: Remove the prototype for remove_phi_arg.
+ Add a prototype for remove_phi_args.
+ * tree-phinodes.c (remove_phi_arg): Remove.
+ (remove_phi_args): New.
+ * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
+ of remove_phi_arg.
+
+ * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
+ after making an edge.
+ (remove_edge): Call execute_on_shrinking_pred before removing
+ an edge.
+ (redirect_edge_succ): Call execute_on_growing_pred and
+ execute_on_shrinking_pred.
+ * cfghooks.c (execute_on_growing_pred): New.
+ (execute_on_shrinking_pred): Likewise.
+ * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
+ execute_on_shrinking_pred.
+ Add prototypes for execute_on_growing_pred and
+ execute_on_shrinking_pred.
+ * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
+ execute_on_growing_pred and execute_on_shrinking_pred.
+ (cfg_layout_rtl_cfg_hook): Likewise.
+ * tree-cfg.c (tree_cfg_hooks): Likewise.
+
+ * tree-cfg.c (tree_execute_on_shrinking_pred): New.
+ (tree_cfg_hooks): Use it.
+ * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
+ (ssa_redirect_edge): Don't call remove_phi_arg_num.
+
+ * tree-phinodes.c (remove_phi_arg_num): Make it static.
+ * tree-flow.h: Remove the corresponding prototype.
+
+ * tree-ssa.c (ssa_remove_edge): Remove.
+ * tree-flow.h: Remove the corresponding prototype.
+ * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
+ * basic-block.h: Likewise.
+ * tree-if-conv.c: Likewise.
+ * tree-ssa-threadupdate.c: Likewise.
+
+2004-11-23 Ben Elliston <bje@au.ibm.com>
+
+ * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
+ @table to list the BSI methods. Use individual @findex directives
+ instead of one with a comma-separated list of index entries.
+
+2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/18529
+ * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
+ (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
+ (fold): Call fold_to_nonsharp_ineq_using_bound.
+ * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
+ (number_of_iterations_cond): Fold the expressions before futher
+ processing.
+ (tree_simplify_using_condition): Handle case when cond or expr is
+ an EQ_EXPR specially.
+
+2004-11-22 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
+ SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
+
+2004-11-22 David Edelsohn <edelsohn@gnu.org>
+ Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
+ TARGET_ALTIVEC_ABI.
+ (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
+ Align 16 byte and larger vectors like Altivec.
+ (function_arg_advance): Pass any 16 byte vector like Altivec vector.
+ (function_arg): Same.
+ (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
+
+2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18572
+ * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
+ it.
+
+2004-11-22 Richard Henderson <rth@redhat.com>
+
+ * function.c (assign_parm_setup_block): Revert 11-13 change to
+ forcably re-mode a (possibly BLKmode) hard register.
+
+2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
+
+2004-11-22 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/power4.md: Remove delay between dispatch and issue
+ associated with dispatch group slots 3 and 4.
+ * config/rs6000/power5.md: Same.
+
+2004-11-21 Jeff Law <law@redhat.com>
+
+ * cfg.c (cached_make_edge): Use find_edge rather than an inlined
+ variant.
+ * cfgbuild.c (make_edges): Likewise.
+ * cfghooks.c (can_duplicate_block_p): Likewise.
+ * cfgloop.c (loop_latch_edge): Likewise.
+ * cfgloopmanip.c (force_single_succ_latches): Likewise.
+ * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
+ * predict.c (predict_loops, propagate_freq): Likewise.
+ * tracer.c (tail_duplicate): Likewise.
+ * tree-cfg.c (disband_implicit_edges): Likewise.
+ (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
+
+2004-11-22 Nick Clifton <nickc@redhat.com>
+
+ * sbitmap.c (sbitmap_union_of_preds): Remove redundant
+ initialisation of 'e'.
+
+2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR rtl-optimization/18599
+ * regrename.c (copyprop_hardreg_forward): Speed up by putting
+ BB_VISITED flags on basic blocks as we process them.
+
+2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR target/18531
+ * config/rs6000/altivec.md (VI_char): New mode attribute.
+ (addv16qi3, addv8hi3, addv4ai3): Replace with ...
+ (add<mode>3): ... this.
+ (subv16qi3, subv8hi3, subv4ai3): Replace with ...
+ (sub<mode>3): ... this.
+ (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
+ (smax<mode>3): ... this.
+ (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
+ (smin<mode>3): ... this.
+ (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
+ (umax<mode>3): ... this.
+ (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
+ (umin<mode>3): ... this.
+ (andv16qi3, andv8hi3, andv4ai3): Replace with ...
+ (and<mode>3): ... this.
+ (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
+ (ior<mode>3): ... this.
+ (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
+ (xor<mode>3): ... this.
+ (andv16qi3, andv8hi3, andv4ai3): Replace with ...
+ (and<mode>3): ... this.
+ (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
+ (ior<mode>3): ... this.
+ (altivec_vnor): Replace with ...
+ (altivec_nor<mode>): ... this.
+ (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
+ (one_cmpl<mode>2): ... this.
+ (altivec_vandc): New expander.
+ (*andc<mode>3): New insn.
+ * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
+
+2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
+
+ PR tree-opt/18536
+ * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
+ creating iv instead of integer_type.
+ (vect_build_loop_niters): Remove redundant code.
+ (vect_transform_loop_bound): Removed (duplicates functionality of
+ make_loop_iterate_ntimes.
+ (vect_gen_niters_for_prolog_loop): Add documentation. Call
+ lang_hooks.types.type_for_size to create a type of the required size.
+ Use that type instead of integer_type. Remove redundant code.
+ (vect_update_niters_after_peeling): Use type of niters instead of
+ integer_type.
+ (vect_transform_loop): Unify handling of known and unknown loop bound
+ cases. Call make_loop_iterate_ntimes instead of
+ vect_transform_loop_bound.
+
+2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/18217
+ * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
+ (LIB2ADDEH): Here.
+
+2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
+
+ PR tree-opt/18544
+ * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
+
+2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
+ m32r*linux.
+ * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
+ m32r/libgcc-glibc.ver.
+ * config/m32r/libgcc-glibc.ver: Add New file.
+
+2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ * bitmap.h (struct bitmap_obstack): New obstack type.
+ (struct bitmap_head_def): Replace using_obstack with obstack
+ pointer.
+ (bitmap_default_obstack): New.
+ (bitmap_initialize): Make inline, does not do allocation.
+ (bitmap_release_memory): Remove.
+ (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
+ (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
+ bitmap_obstack_free, bitmap_malloc_free): Declare.
+ (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
+ (BITMAP_FREE): Replace with ...
+ (BITMAP_OBSTACK_FREE): ... this.
+ (BITMAP_XFREE): Adjust.
+ (BITMAP_INIT_ONCE): Remove.
+ * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
+ (bitmap_default_obstack): New.
+ (bitmap_elem_to_freelist): Adjust.
+ (bitmap_element_allocate): Adjust. Break initialization into ...
+ (bitmap_obstack_initialize): ... here.
+ (bitmap_release_memory): Replace with ...
+ (bitmap_obstack_release): ... this.
+ (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
+ bitmap_obstack_free, bitmap_malloc_free): New.
+ (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
+ bitmap_initialize.
+ (bitmap_initialize): Move to bitmap.h.
+ * gengtype.c (open_base_files): Add obstack.h to ifiles.
+ * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
+ * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
+ (INITIALIZE_REG_SET): Remove.
+ (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
+ (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
+ (flow_obstack): Do not declare.
+ (reg_obstack): Declare.
+ * regs.h: Include obstack.h.
+ * tree-optimize.c (tree_rest_of_compilation): Initialize and
+ release bitmap obstack here.
+ * bb-reorder.c: #include regs, not basic-block.
+ (fix_crossing_conditional_branches): Allocate regsets from
+ reg_obstack.
+ * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
+ obstack.h.
+ * caller-save.c: Include regs.h earlier.
+ * cfg.c: Do not include basic-block.h or obstack.h.
+ (reg_obstack): Define.
+ * cfganal.c: Include obstack.h
+ * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
+ earlier.
+ * cfglayout.c: Do not include obstack.h.
+ (flow_obstack): Remove declaration.
+ (cfg_layout_duplicate_bb): Use reg_obstack.
+ * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
+ * cfgrtl.c (rtl_split_block): Use reg_obstack.
+ (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
+ (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
+ (cfg_layout_split_edge): Use reg_obstack.
+ * cse.c: Include regs.h earlier.
+ * ddg.c: Do not include basic-block.h.
+ * dominance.c: Inlude obstack.h.
+ * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
+ (calculate_global_regs_live): Likewise.
+ (allocate_bb_life_data): Use reg_obstack.
+ (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
+ * global.c: Do not include basic-block.h.
+ (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
+ * graph.c: Include obstack.h.
+ * haifa-sched.c: Do not include basic-block.h.
+ * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
+ * local-alloc.c: Do not include basic-block.h.
+ * loop-init.c, loop-invariant.c: Include obstack.h.
+ * loop-iv.c: Likewise.
+ (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
+ adjust.
+ * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
+ * modulo-sched.c: Do not include basic-block.h.
+ * passes.c (rest_of_handle_final): Do not call
+ regset_release_memory.
+ * ra-debug.c: Include regs.h earlier. Do not include
+ basic-block.h.
+ * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
+ * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
+ (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
+ (regset_release_memory): Remove.
+ * resource.c: Do not include basic-block.h.
+ * rtlanal.c: Do not include basic-block.h.
+ * sbitmap.c: Include obstack.h.
+ * sched-deps.c: Do not include basic-block.h.
+ (reg_pending_sets_head, reg_pending_clobbers_head,
+ reg_pending_uses_head): Remove.
+ (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
+ * sched-ebb.c: Do not include basic-block.h.
+ * sched-rgn.c: Likewise.
+ * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
+ BITMAP_XFREE.
+ * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
+ * tree-sra.c (decide_instantiations): Adjust bitmap
+ initialization.
+ * tree-ssa-dce.c: Include obstack.h.
+ * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
+ (value_insert_into_set_bitmap): Remove useless bitmap_clear.
+ (bitmap_set_new): Likewise.
+ (init_pre): Initialize bitmap obstack.
+ (fini_pre): Release bitmap obstack.
+ * tree-ssanames.c (ssa_names_to_rewrite): Make static.
+ (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
+ (mark_for_rewrite, unmark_for_rewrite): Likewise.
+ (marked_ssa_names): Likewise.
+ (init_ssanames): Use BITMAP_XMALLOC.
+ (fini_ssanames): Use BITMAP_XFREE.
+ * web.c: Include obstack.h
+
+2004-11-22 Nick Clifton <nickc@redhat.com>
+
+ * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
+ predecessor in the first for-loop.
+
+2004-11-21 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
+ UNION_TYPE case.
+ (function_arg): Move darwin test up, sniff mode first for
+ efficiency, test for union type.
+
+2004-11-21 Dale Johannesen <dalej@apple.com>
+
+ * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
+
+2004-11-21 Jeff Law <law@redhat.com>
+
+ * tree-ssa.c (verify_use): Fix comment.
+ (verify_phi_args): Check that the number of incoming edges matches
+ the number of PHI arguments. Check that each PHI argument is
+ either an SSA_NAME or an invariant. Coalesce tests for PHIs for
+ dead or duplicated edges. Clear e->aux earlier and avoid separate
+ loop to clear e->aux and test for missed edges.
+ (verify_ssa): Remove first walk over statements. Move checking
+ of PHI args into verify_phi_args. Move checking of statements
+ with aliased stores and V_MAY_DEFS into the remaining loop over
+ the statements. Register defs by walking through the formal
+ SSA_NAME table.
+
+2004-11-21 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/18520
+ * dojump.c (compare_from_rtx): Clarify mode argument in function
+ description. Correct order of mode/cmp_mode arguments in call to
+ simplify_relational_operation. Check "tem" for COMPARISON_P.
+
+2004-11-21 Paolo Bonzini <bonzini@gnu.org>
+ David Edelsohn <edelsohn@gnu.org>
+
+ PR target/17836
+ * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
+ synthetic vectors in memory.
+ (function_arg_boundary): Align large synthetic vectors.
+ (rs6000_pass_by_reference): Pass synthetic vectors in memory.
+
+2004-11-21 Jeff Law <law@redhat.com>
+
+ * cfg.c (update_bb_profile_for_threading): Do not rescale the
+ successor probabilities if they are not going to change. Pull
+ division out of loop if we do need to rescale successor probabilities.
+
+ * tree-ssa-threadupdate.c (redirection_data_hash): Use the
+ index of the destination block for the hash value rather than
+ hashing a pointer.
+
+2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-typeck.c (build_array_ref): Don't check for index == 0. Make
+ checks for neither argument being an array or pointer (swapping
+ the arguments if necessary), the array argument being a pointer to
+ or array of functions and for -Wchar-subscripts warnings upfront.
+
+2004-11-20 Jeff Law <law@redhat.com>
+
+ * regrename.c (copyprop_hardreg_forward): Only search for a
+ previously processed block if the current block only has one
+ predecessor.
+
+2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
+ typos.
+ * config/arm/arm.c: Follow spelling conventions.
+
+2004-11-20 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_override_options): Use arm_ld_sched rather than testing
+ a bit in tune_flags.
+ (const_double_needs_minipool): Likewise. Split most of the code out
+ into ...
+ (arm_const_double_inline_cost): ... new function here.
+ * arm-protos.h (arm_const_double_inline_cost): Add prototype.
+ * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
+ word constants of length 2, 3 and 4 insns respectively.
+ (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
+ * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
+ constraints. Set insn lenghts accordingly.
+
+2004-11-19 Jeff Law <law@redhat.com>
+
+ * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
+ a hash table. Extensive modifications throughout to support
+ that change.
+ (struct el): New.
+ (struct local_info): New.
+ (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
+ fields.
+ (redirection_data): Now a hashtable.
+ (redirection_data_hash, redirection_data_eq): New.
+ (lookup_redirection_data, create_duplicates): New.
+ (create_edge_and_update_destionation_phis): New.
+ (fixup_template_block, redirect_edges): New.
+ (thread_block): Use hash table traversals instead of loops over
+ varray entries or incoming edge vectors.
+
+2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * basic-block.h (edge_def): Add dest_idx.
+ * cfg.c (unchecked_make_edge): Initialize dest_idx.
+ (remove_edge): Simplify the disconnection of an edge from its
+ destination.
+ (redirect_edge_succ): Likewise.
+ * cfghooks.c (verify_flow_info): Check the consistency of
+ dest_idx for each edge.
+
+2004-11-19 Aldy Hernandez <aldyh@redhat.com>
+
+ * simplify-rtx.c (simplify_ternary_operation): Use
+ gen_int_mode.
+
+2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (reinstall_phi_args): New.
+ (tree_split_edge): Use it after redirecting an edge. Don't
+ modify PHI_ARG_EDGE.
+
+2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
+ if checking is enabled.
+
+2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
+ too many nested scopes.
+
+2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
+
+ PR tree-opt/18181
+ * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
+ changed to suppoer uses-after-loop and to void creating flow paths
+ that shouldn't exist.
+ (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
+ Modified to fit the new peeling scheme. Avoid quadratic behavior.
+ (slpeel_add_loop_guard): Takes additional argument.
+ (slpeel_verify_cfg_after_peeling): New function.
+ (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
+ documentation. Use 'exit-bb' instead of creating 'new-bb'.
+ (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
+ the new peeling scheme.
+ (copy_phi_nodes): Function removed. Its functionality moved to
+ update_phis_for_duplicate_loop.
+ (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
+ moved here. Added documentation. Modified to fit the new peeling scheme.
+ (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
+ needed - done in slpeel_tree_peel_loop_to_edge.
+ (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
+ (vect_do_peeling_for_loop_bound): Add documentation. Call
+ slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
+ with additional argument.
+ (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
+
+ (vect_finish_stmt_generation): Avoid 80 column oveflow.
+
+2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
+ arguments removed.
+ (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
+ without last two arguments. Update single_exit of loops.
+ (vect_update_niters_after_peeling): Removed. Its functionality was
+ moved to vect_do_peeling_for_alignment.
+ (vect_do_peeling_for_loop_bound): New name for function previously
+ called vect_transform_for_unknown_loop_bound.
+ (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
+ instead of code that duplicates the same functionality.
+ (vect_do_peeling_for_alignment): Functionality of
+ vect_update_niters_after_peeling moved here.
+ (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
+ previously named vect_transform_for_unknown_loop_bound - for both known
+ and unknown loop bound cases.
+
+2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
+ previously called verify_loop_for_duplication. All conditions compacted
+ into one compound condition. Removed debug dumps.
+ (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
+ functionality moved to vect_can_advance_ivs_p, and some to
+ vect_analyze_loop_form.
+ (vect_can_advance_ivs_p): New function. Contains functionality that was
+ taken out of vect_analyze_loop_with_symbolic_num_of_iters.
+ (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
+ (vect_analyze_operations): Call vect_can_advance_ivs_p and
+ slpeel_can_duplicate_loop_p.
+ (vect_get_loop_niters): Added documentation.
+ (vect_analyze_loop_form): Check the loop entry always - not only in case
+ of unknown loop bound. Create preheader and exit bb if necessary. Apply
+ a check that used to take place in
+ vect_analyze_loop_with_symbolic_num_of_iters.
+ (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
+ Remove redundant call to rewrite_into_loop_closed_ssa.
+ (vect_compute_data_refs_alignment): Removed obsolete comment.
+
+2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
+ function previously called tree_duplicate_loop_to_edge.
+ (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
+ previously called tree_duplicate_loop_to_edge_cfg.
+ (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
+ function name.
+ (slpeel_update_phi_nodes_for_guard): Likewise.
+ (slpeel_make_loop_iterate_ntimes): Likewise.
+ (slpeel_add_loop_guard): Likewise.
+ (allocate_new_names, free_new_names): Function declaration moved to top
+ of file.
+ (rename_use_op, rename_def_op): Likewise.
+ (rename_variables_in_bb, rename_variables_in_loop): Likewise.
+ (vect_generate_tmps_on_preheader): Function declaration moved.
+ (vect_transform_for_unknown_loop_bound): Added missing function
+ declaration.
+
+2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18507
+ * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
+ Define a VEC(tree_on_heap) for head.
+ (register_new_def): Change second argument to be a VEC(tree_on_heap).
+ * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
+ (tree_ssa_dominator_optimize): Initialize block_defs_stack with
+ the VEC(tree_on_heap) function. Also free it before returning.
+ (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
+ for block_defs_stack.
+ (restore_currdefs_to_original_value): Use VEC_length instead of
+ VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
+ (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
+ for block_defs_stack.
+ * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
+ (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
+ for block_defs_stack.
+ (ssa_register_new_def): Likewise.
+ (ssa_rewrite_initialize_block): Likewise.
+ (rewrite_finalize_block): Use VEC_length instead of
+ VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
+ (ssa_rewrite_finalize_block): Likewise.
+ (register_new_def): Change second argument to be a VEC(tree_on_heap).
+ Use VEC_safe_push instead of VARRAY_PUSH_TREE.
+ (rewrite_blocks): Initialize block_defs_stack with
+ the VEC(tree_on_heap) function. Also free it before returning.
+ (rewrite_ssa_into_ssa): Likewise.
+
+2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/darwin.c (machopic_data_defined_p): return 1 for
+ MACHOPIC_DEFINED_FUNCTION.
+
+2004-11-19 Jeff Law <law@redhat.com>
+
+ * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
+ arguments.
+
+2004-11-19 Paul Brook <paul@codesourcery.com>
+
+ PR target/17735
+ * varasm.c (default_assemble_integer): Allow pointer-sized values.
+ Expand comment.
+
+2004-11-19 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16.c (combine_bnp): Add code to handle
+ zero_extension and lshiftrt insns.
+ Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
+ where appropriate.
+ * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
+ to handle bp and bn insn patterns with a zero_extend rtx
+ inside them.
+
+2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/arm/arm.md (generic_sched): Make const.
+
+2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * emit-rtl.c (classify_insn): Make it static.
+ * rtl.h: Remove the corresponding prototype.
+
+ * integrate.c (has_func_hard_reg_initial_val,
+ get_func_hard_reg_initial_val): Make them static.
+ * integrate.h: Remove the corresponding prototypes.
+
+2004-11-19 Ben Elliston <bje@au.ibm.com>
+
+ * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
+ (dw2_asm_output_delta_sleb128): Likewise.
+ * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
+ (dw2_asm_output_delta_sleb128): Likewise.
+
+2004-11-19 Adam Nemet <anemet@lnxw.com>
+
+ * tree-ssa-alias.c: Fix comment.
+
+2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-outof-ssa.c: Fix a comment typo.
+
+2004-11-19 Ben Elliston <bje@au.ibm.com>
+
+ * predict.h (predict_insn): Remove extern declaration.
+ * predict.c (predict_insn): Make static.
+
+2004-11-19 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
+
+2004-11-18 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/arm.c (const_double_needs_minipool): New function to
+ determine if a CONST_DOUBLE should be pushed to the minipool.
+ (note_invalid_constants): Use it.
+
+2004-11-18 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (target_float_switch): New variable..
+ (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
+ target_float_switch.
+ * config/arm/arm.h (target_float_switch): Declare.
+ (ARM_FLAG_SOFT_FLOAT): Remove.
+ (TARGET_SWITCHES): Remove hard-float and soft-float.
+ (TARGET_OPTIONS): Add hard-float and soft-float.
+ (TARGET_DEFAULT_FLOAT_ABI): Define.
+ * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
+ (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
+ * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
+ * config/arm/netbsd-elf.h: Ditto.
+ * config/arm/netbsd.h: Ditto.
+ * config/arm/pe.h: Ditto.
+ * config/arm/unknown-elf.h: Ditto.
+ * config/arm/wince-pe.h: Ditto.
+ * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
+ * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
+ * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
+
+2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/rs6000/altivec.md (VI, VF, V): New mode macros.
+ (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
+ altivec_lvx_4sf): Rename and replace with ...
+ (altivec_lvx_<mode>): ... mode macro version.
+ (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
+ altivec_stvx_4sf): Rename and replace with ...
+ (altivec_stvx_<mode>): ... mode macro version.
+ (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
+ (mov<mode>): ... mode macro version.
+ (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
+ *movv4sf_internal1): Replace with ...
+ (*mov<mode>_internal): ... mode macro version.
+ (get_vrsave_internal, *set_vrsave_internal, *save_world,
+ *restore_world): Unquote output statements.
+ * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
+ altivec_expand_st_builtin): Adjust insn names.
+
+2004-11-18 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
+ previous change.
+ (rs6000_override_options): Likewise.
+ (spe_build_register_parallel): Handle complex doubles on e500v2.
+ (rs6000_spe_function_arg): Likewise.
+ (function_arg): Likewise.
+ (rs6000_function_value): Likewise.
+ (rs6000_libcall_value): Likewise.
+
+2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * ifcvt.c (find_if_block): Move the check for the number of edges
+ above the loops checking for complex edges.
+ Remove the counting of edges as we use EDGE_COUNT now.
+
+2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
+
+ * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
+ TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
+
+2004-11-18 Andreas Schwab <schwab@suse.de>
+
+ * config/i386/i386.md (define_peephole2): Revert last change.
+
+2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
+
+ * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
+ TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
+
+2004-11-18 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
+ of FOR_EACH_BB.
+
+2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
+
+ * Makefile.in (macro_list): Depend on s-macro_list.
+ (s-macro_list): New target.
+
+2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR target/17107
+ * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
+ (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
+ (fold_range_test): Adjust.
+ (fold_truthop): Use it.
+ * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
+ (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
+
+2004-11-18 Uros Bizjak <uros@kss-loka.si>
+
+ * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
+ insn split constraint.
+ (define_peephole2): Remove unneeded "&& 1" from peephole2
+ constraints.
+
+2004-11-18 Ben Elliston <bje@au.ibm.com>
+
+ * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
+ element for bsi_prev; use @findex instead.
+
+2004-11-18 Ben Elliston <bje@au.ibm.com>
+
+ * opts.h (add_input_filename): Remove extern declaration.
+ * opts.c (add_input_filename): Make static.
+
+2004-11-17 Mark Mitchell <mark@codesourcery.com>
+
+ * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
+ ATTRIBUTE_UNUSED.
+
+2004-11-17 Zack Weinberg <zack@codesourcery.com>
+
+ * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
+ * system.h: Poison it.
+ * doc/tm.texi: Delete its documentation.
+
+2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
+ Mark Mitchell <mark@codesourcery.com>
+
+ * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
+ * config/i386/i386.c (i386_solaris_elf_named_section): New
+ function.
+ * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
+ * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
+ 64-bit.
+ (ASM_QUAD): Don't undefine for biarch targets.
+ * config/i386/t-sol2: Introduce multilib support.
+
+2004-11-18 Ben Elliston <bje@au.ibm.com>
+
+ * cgraphunit.c: Replace "it's" with "its" and fix a typo.
+
+2004-11-18 Ben Elliston <bje@au.ibm.com>
+
+ * cgraph.h: Replace "it's" with "its" throughout.
+
+2004-11-18 Ben Elliston <bje@au.ibm.com>
+
+ * doc/rtl.texi (Flags): Grammar fix.
+
+2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expmed.c (alg_code): Add alg_unknown.
+ (alg_hash_entry): New.
+ (NUM_ALG_HASH_ENTRIES): Likewise.
+ (alg_hash): Likewise.
+ (synth_mult): Cache the result into alg_hash.
+
+2004-11-17 Zack Weinberg <zack@codesourcery.com>
+
+ * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
+ config/rs6000/libgcc-ppc64.ver.
+
+2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
+ checking if an unconditional return is followed by a barrier.
+
+ * jump.c (condjump_p): Remove unreachable code.
+
+ * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
+ tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
+ tree-ssa-live.h, tree.h: Remove unused prototypes.
+
+2004-11-17 Jeff Law <law@redhat.com>
+
+ * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
+ (edge_to_cases_elt): Renamed from edge_to_case_leader.
+ (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
+ (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
+ (edge_to_cases_cleanup, recording_case_labels_p): New functions.
+ (get_cases_for_edge): New function.
+ (start_recording_case_labels, end_recording_case_labels): Similarly.
+ (record_switch_edge): Don't muck with the CASE_LABEL. Instead
+ chain equivalent CASE_LABEL_EXPRs together.
+ (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
+ (make_switch_expr_edges): Do not record edge/cases here.
+ (cleanup_tree_cfg): Record cases around the call to thread_jumps.
+ (split_critical_edges): Record cases around the edge splitting code.
+ (cleanup_dead_labels): Use CASE_LABEL again.
+ (tree_redirect_edge_and_branch): If we have a mapping from edge
+ to cases, use it to handle redirections. Else do it the slow way.
+ * tree.h (CASE_LEADER_OR_LABEL): Kill.
+ (CASE_LABEL): Revert to just looking at the tree's second operand.
+ * tree.c (get_case_label): Kill.
+
+2004-11-17 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/18307
+ * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
+ 'orig' are the same node.
+ (collect_points_to_info_r): Do not call merge_pointed_to_info
+ when the PHI argument is identical to the LHS.
+
+2004-11-17 Steven Bosscher <stevenb@suse.de>
+
+ * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
+ to insert the exit or entry block.
+ (ssa_prop_init): Use add_control_edge to seed the algorithm.
+
+2004-11-16 Zack Weinberg <zack@codesourcery.com>
+
+ * mkmap-flat.awk, mkmap-symver.awk: If the last version
+ assigned to a symbol was '%exclude', do not emit it anywhere.
+ If leading_underscore is true, prefix all symbols from the
+ version scripts with a leading underscore before comparing
+ them with nm output or emitting them. Remove support for dot
+ symbols.
+ * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
+ (SHLIB_MAPFILES): Use libgcc-std.ver.
+ (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
+ (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
+ * config/sh/t-linux: Use the normal libgcc-std.ver, plus
+ libgcc-excl.ver and libgcc-glibc.ver.
+
+ * config/sh/libgcc-excl.ver: New file.
+ * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
+
+2004-11-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
+ the test when the edge has the opposite meaning, not when
+ the first argument is invariant.
+
+2004-11-16 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
+ doubles.
+ (rs6000_complex_function_value): Handle e500 v2 variant.
+
+2004-11-16 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/18519
+
+ * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
+ * tree-pass.h: Add TODO_cleanup_cfg.
+ * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
+ (ccp_finalize): Remove call to cleanup_cfg.
+ * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
+ (pass_cd_dce): Ditto.
+ (perform_tree_ssa_dce): Remove call to cleanup_cfg,
+ dump_function_to_file.
+ * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
+ to cleanup_cfg.
+ (pass_ch): Add TODO_cleanup_cfg.
+ * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
+ cleanup_cfg.
+ (pass_loop_done): Add TODO_cleanup_cfg.
+ * tree-ssa-phiopt.c (pass_phiopt): Ditto.
+ (tree_ssa_phiopt): Remove call to cleanup_cfg.
+
+2004-11-16 Devang Patel <dpatel@apple.com>
+
+ * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
+
+2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expmed.c, ra-colorize.c: Fix comment typos.
+
+ * doc/tm.texi: Fix typos.
+
+2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
+ Mark Mitchell <mark@codesourcery.com>
+
+ PR target/6123
+ * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
+ __pic__ if PIC.
+
+2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * regmove.c (regmove_optimize): Use lowpart_subreg instead of
+ gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
+
+2004-11-16 Devang Patel <dpatel@apple.com>
+
+ * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
+
+2004-11-16 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c: Use rtl _P predicates.
+ * config/mips/mips.h: Ditto.
+ * config/mips/mips.md: Ditto.
+
+2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/altivec.md (altivec_vandc): Canonicalize
+ the pattern.
+
+2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_cc_modes_compatible): New function.
+ (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
+
+2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/18447
+ * config/sh/sh.c (prepare_move_operands): Emit blockage insns
+ before and after the insns for getting GOT address in non-PIC
+ TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
+ is enabled.
+
+2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * cse.c (struct change_cc_mode_args): New structure.
+ (cse_change_cc_mode_insn): New function.
+ (cse_change_cc_mode): Use validate_change to perfom changes.
+ (cse_change_cc_mode_insns, cse_condition_code_reg):
+ Call cse_change_cc_mode_insn.
+
+2004-11-16 Steven Bosscher <stevenb@suse.de>
+
+ * stack.h: Remove.
+
+2004-11-16 Steven Bosscher <stevenb@suse.de>
+
+ * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
+
+2004-11-15 Dale Johannesen <dalej@apple.com>
+
+ * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
+
+2004-11-15 Dale Johannesen <dalej@apple.com>
+
+ * profile.c (compute_branch_probabilities): Prevent
+ crash with EH in RTL-based profiling.
+
+2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
+ COND_EXPR_COND.
+ * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
+ * tree-ssa-dom.c (thread_across_edge): Likewise.
+ * tree-vectorizer.c (vect_transform_loop_bound): Replace
+ TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
+ COND_EXPR_ELSE.
+
+ * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
+ (tree_flow_call_edges_add): Update the call to
+ bsi_commit_edge_inserts.
+ * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
+ * profile.c (branch_prob): Likewise.
+ * tree-mudflap.c (mf_decl_cache_locals): Likewise.
+ * tree-sra.c (scalarize_function): Likewise.
+ * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
+ * tree-ssa-pre.c (fini_pre): Likewise.
+ * tree-flow.h: Update the prototype for
+ bsi_commit_edge_inserts.
+
+2004-11-15 Eric Christopher <echristo@redhat.com>
+
+ * sched-deps.c (set_sched_group_p): Delete.
+ (delete_all_dependencies): New function.
+ (fixup_sched_groups): Use. New function.
+ (sched_analyze_insn): Use.
+
+2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
+ RROTATE_EXPR or unknown code.
+ * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
+ LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
+ UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
+ or unknown code.
+
+2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/18498
+ * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
+ after processing the declarator.
+
+2004-11-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
+ vec_duplicate.
+ (altivec_vspltb): Same.
+ (altivec_vspltw): Same.
+ (altivec_vspltisb): Same.
+ (altivec_vspltish): Same.
+ (altivec_vspltisw): Same.
+ (altivec_vspltisw_v4sf): Same.
+ (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
+ UNSPEC_VSPLTISH.
+ Move "End of vector xor's" comment to the right place.
+
+2004-11-15 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.md (*movtf_internal): Use destination_operand
+ instead of nonimmediate_operand.
+
+2004-11-15 Mark Mitchell <mark@codesourcery.com>
+
+ * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
+ * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
+ * config/sol2.c (solaris_output_init_fini): Update calls to
+ ASM_OUTPUT_CALL. Include "rtl.h".
+
+2004-11-15 Mark Mitchell <mark@codesourcery.com>
+
+ * config/sol2-c.c (cmn_err_char_table): Add "p".
+
+2004-11-15 Mark Mitchell <mark@codesourcery.com>
+
+ * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
+ * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
+
+2004-11-15 Mark Mitchell <mark@codesourcery.com>
+
+ * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
+ within the multilib directory.
+
+2004-11-15 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
+ builtin assert of cpu=xstormy16.
+
+2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
+ variable.
+
+2004-11-14 Richard Henderson <rth@redhat.com>
+
+ PR 18480
+ * calls.c (struct arg_data): Add parallel_value.
+ (precompute_register_parameters): Set it.
+ (load_register_parameters): Use it.
+ (store_one_arg): Also set it here.
+
+2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/18431
+ * fold-const.c (associate_trees): Do not produce x + 0.
+ (fold_widened_comparison, fold_sign_changed_comparison): New functions.
+ (fold): Use them.
+ * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
+ Moved ...
+ * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
+ * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
+
+2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
+
+2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
+ value-prof.c: Fix comment typos.
+
+2004-11-14 Stan Shebs <shebs@apple.com>
+
+ Basic ABI changes for passing structs by value in 64-bit Darwin.
+ * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
+ (rs6000_override_options): Set it for 64-bit Darwin.
+ (rs6000_parse_abi_options): Add testing options to change it.
+ (rs6000_return_in_memory): Test whether the type is one
+ that can be passed in registers.
+ (darwin64_function_arg_advance): New.
+ (function_arg_advance): Call it, plus add recursion depth
+ argument and test when counting off arguments.
+ (rs6000_darwin64_function_arg): New.
+ (function_arg): Call it.
+ (setup_incoming_varargs): Add argument to function_arg_advance.
+ (rs6000_darwin64_function_value): New.
+ (rs6000_function_value): Call it.
+ * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
+ * config/rs6000/rs6000-protos.h: Update decl of
+ function_arg_advance.
+
+2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/17279
+ * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
+ support TImode before adding __int128_t and __uint128_t types.
+
+2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
+
+ PR tree-opt/18400
+ * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
+ (vect_transform_loop_bound): Set loop->nb_iterations.
+
+2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18425
+ * tree-vectorize.c (vect_build_loop_niters): Do not insert
+ NULL into the instruction stream. Initialize new_bb to NULL.
+ (vect_update_ivs_after_vectorizer): Likewise.
+ (vect_gen_niters_for_prolog_loop): Likewise.
+
+2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/18431
+ * tree-flow.h (stmt_references_memory_p): Declare.
+ * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
+ * tree-ssa.c (stmt_references_memory_p): New function.
+
+2004-11-14 Andreas Schwab <schwab@suse.de>
+
+ * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
+ $(EXPR_H).
+
+2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c (walk_stmt_tree): Remove.
+ * c-common.h: Remove the corresponding prototype.
+
+ * emit-rtl.c (push_to_full_sequence): Remove.
+ * rtl.h: Remove the corresponding prototype.
+
+ * cselib.c, expr.c: Fix comment typos.
+
+2004-11-13 Richard Henderson <rth@redhat.com>
+
+ * calls.c (precompute_register_parameters): Force all PARALLELs
+ into pseudo registers.
+ (load_register_parameters): Copy PARALLELs into hard registers.
+ * function.c (assign_parm_setup_block): Copy PARALLELS into
+ pseudo registers. Do emit_group_store in conversion_insns.
+ * expr.c (emit_group_load_1): Rename from emit_group_load, take
+ tmps as an argument. Move final copy loop ...
+ (emit_group_load): ... here. New function.
+ (emit_group_load_into_temps, emit_group_move_into_temps): New.
+ * expr.h: Declare them.
+
+2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
+ tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
+ with PHI_CHAIN where appropriate.
+
+2004-11-13 Dale Johannesen <dalej@apple.com>
+
+ * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
+ (tree_block_label): Ditto.
+ (flush_pending_stmts): Ditto.
+ (insert_edge_copies): Ditto.
+ (expr_invariant_in_loop_p): Ditto.
+ (TDF_USE_OPS): Parenthesize definition.
+ (TDF_USE_VOPS): Ditto.
+
+2004-11-13 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
+ * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
+ (atoll): Declare.
+ * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
+
+2004-11-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/i386.c (override_options): Move loop to set default
+ tuning to correct place.
+
+2004-11-13 Zak Kipling <zak@transversal.com>
+
+ PR target/18300
+ * config/i386/i386.c (classify_argument): Fix infinite loop when
+ passing object with 3 or more base classes by value.
+
+2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/md.texi (constraints) <% modifier>: Mention that it is
+ useless when the two alternatives are strictly identical.
+
+2004-11-13 Richard Henderson <rth@redhat.com>
+
+ * expmed.c (extract_split_bit_field): Temporarily disable call to
+ extract_force_align_mem_bit_field.
+
+2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
+ formatting.
+
+ * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
+ lambda-code.c, postreload.c, predict.c, tree-sra.c,
+ tree-ssa-loop-manip.c, tree.c: Fix comment typos.
+
+2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
+
+ * doc/install.texi (automake): Correctly document that everything now
+ will use automake 1.9.3.
+
+2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
+
+ PR target/18347
+ * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
+ TImode. Sorry for other non-complex larger-than-64-bit modes.
+ * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
+
+2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
+
+ * doc/install.texi (automake): Document that everything now uses 1.9.
+
+2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * cse.c (cse_insn): Stores in a libcall sequence can invalidate
+ previous loads.
+
+2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree.h: Fix comment typos.
+
+2004-11-13 Steven Bosscher <stevenb@suse.de>
+
+ * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
+ HARD_REGISTER_NUM_P.
+
+ * cselib.c (new_cselib_val): Make comment correct and more detailed.
+ * flow.c (mark_set_1): Likewise.
+
+ * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
+ duplicate_eh_regions): Remove.
+ * except.h (duplicate_eh_regions): Remove prototype.
+ * integrate.c (get_label_from_map, copy_rtx_and_substitute,
+ global_const_equiv_varray): Remove.
+ * integrate.h (get_label_from_map, copy_rtx_and_substitute,
+ global_const_equiv_varray, set_label_in_map): Remove prototypes,
+ extern declaration, and #define.
+ (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
+ (struct inline_remap): Remove.
+ * varray.c (struct element): Remove entry for const_equiv_data.
+ * varray.h (struct const_equiv_data): Remove.
+ (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
+ (union varray_data_tag) <const_equiv>: Remove.
+ (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
+ VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
+
+ * regstack.c (record_label_references): Remove unused function.
+
+ * rtl.def (VALUE): Update comment.
+ (LABEL_REF): Remove unused operand 2.
+ * rtl.h (struct rtx_def): Update for removed accessor macros.
+ (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
+ REG_LOOP_TEST_P): Remove.
+ (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
+ * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
+ * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
+
+2004-11-13 James A. Morrison <phython@gcc.gnu.org>
+ Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/18230
+ * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
+ patterns.
+ * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
+ (V32I): New macro for 32-bit modes.
+ (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
+ iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
+ xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
+ xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
+ one_cmpldi_sp64): Use V64I instead of DI.
+ (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
+ xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
+ (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
+ (nandv64i_vis, nandv32i_vis): New patterns.
+
+2004-11-12 Mike Stump <mrs@apple.com>
+
+ * Makefile.in: Add html support.
+ * java/Make-lang.in: Likewise.
+ * fortran/Make-lang.in: Likewise.
+ * treelang/Make-lang.in: Likewise.
+ * doc/install.texi: Likewise.
+ * doc/makefile.texi: Likewise.
+ * doc/sourcebuild.texi: Likewise.
+
+2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-loop-manip.c: Fix a comment typo.
+
+2004-11-12 Mike Stump <mrs@apple.com>
+
+ * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
+ renaming this node to Concept Index.
+ * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
+ to more closely match gcc.texi.
+
+2004-11-12 Jeff Law <law@redhat.com>
+
+ * tree-cfg.c (hashtab.h): Include.
+ (struct edge_to_case_leader_elt): New structure.
+ (edge_to_case_leader): New.
+ (edge_to_case_leader_hash): New hashtable hasing function.
+ (edge_to_case_leader_eq): New hashtable equality function.
+ (record_switch_edge): New function.
+ (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
+ (make_switch_expr_edges): Build the edge-to-case-leader
+ hash table. Tear down the hash table when we're done.
+ (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
+ CASE_LABEL.
+ (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
+ (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
+ to use new concept of case leaders to reduce overhead of
+ redirecting outgoing edges from switch statements.
+ * tree.c (get_case_label): New function.
+ * tree.h (CASE_LABEL): Define in terms of get_case_label.
+ (CASE_LEADER_OR_LABEL): Define.
+
+2004-11-12 Ziemowit Laski <zlaski@apple.com>
+
+ * varasm.c (output_addressed_constants): For CONST_DECLs,
+ output the initializer if present.
+
+2004-11-12 Ziemowit Laski <zlaski@apple.com>
+
+ * config/rs6000/darwin.h: Fix confusing typo in comment.
+
+2004-11-12 Devang Patel <dpatel@apple.com>
+
+ * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
+
+2004-11-12 Devang Patel <dpatel@apple.com>
+
+ * tree-if-conv.c (clean_predicate_lists): Use loop header
+ and latch directly.
+
+2004-11-12 Richard Henderson <rth@redhat.com>
+
+ PR 17778
+ * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
+ * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
+ (TARGET_96_ROUND_53_LONG_DOUBLE): New.
+ * config/i386/i386-modes.def (XF): Use it.
+
+2004-11-11 Geoffrey Keating <geoffk@apple.com>
+
+ * Makefile.in (macro_list): Use move-if-change to avoid spurious
+ rebuilds.
+
+2004-11-12 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/18416
+ * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
+ when deciding whether to pass a variable to
+ cgraph_varpool_finalize_decl or assemble_variable.
+ * toplev.c (check_global_declarations): Do not clear DECL_RTL.
+
+2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-vectorizer.c: Fix a comment typo.
+
+2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
+
+2004-11-12 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-scalar-evolution.c (analyzable_condition): Remove
+ superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
+
+2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
+ Remove m505/roe multilib variant.
+
+2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
+ to load from the stack.
+
+2004-11-12 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
+ (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
+ * toplev.h (FL2T__): Remove.
+ (CLZ_HWI): Rename from FL2T_CLZ__.
+ (CTZ_HWI): New.
+ (floor_log2): Simplify.
+ (exact_log2): New.
+
+2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
+ compute the first overlapping iterations.
+
+2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR middle-end/18005
+ * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
+ that arguments of EXACT_DIV_EXPR are INTEGER_CST.
+
+2004-11-12 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/18419
+ * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
+ pointer set instead of a bitmap.
+ (walk_use_def_chains): Create, pass and clean up that pointer_set.
+
+ * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
+ field an sbitmap.
+ (init_alias_info): Allocate and zero it here.
+ (delete_alias_info): Delete it here.
+ (collect_points_to_info_for): Use it.
+
+2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c (record_alias_subset, addr_side_effect_eval):
+ Make them static.
+ * alias.h: Remove the prototype for record_alias_subset.
+ * expr.h: Remove the commented-out prototype for
+ record_alias_subset.
+ * rtl.h: Remove the prototype for addr_side_effect_eval.
+
+ * cfglayout.c (choose_inner_scope): Make it static.
+ * rtl.h: Remove the corresponding prototype.
+
+ * cfgloopmanip.c (update_single_exits_after_duplication,
+ unloop): Make them static.
+ * cfgloop.h: Remove the corresponding prototypes.
+
+ * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
+ Make them static.
+ * c-tree.h: Remove the corresponding prototypes.
+
+ * explow.c (round_push): Make it static.
+ * expr.h: Remove the corresponding prototype.
+
+ * varasm.c (get_named_section_flags, decl_tls_model): Make
+ them static.
+ * output.h: Remove the prototype for get_named_section_flags.
+ * tree.h: Remove the prototype for decl_tls_model.
+
+2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * function.c (expand_function_end): Remove an "if" statement
+ that always triggers.
+ * stmt.c (expand_null_return_1): Likewise.
+
+2004-11-11 James E. Wilson <wilson@specifixinc.com>
+
+ * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
+ (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
+ CLASS_MAX_NREGS): Likewise.
+
+2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/17742
+ * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
+ MINUS_EXPR correctly.
+
+2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
+ Give up as soon as the evolution is known not computable.
+
+2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR target/16457
+ * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
+ mask64_1or2_operand.
+ (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
+ to spot rlwinm opportunities.
+ (and64_2_operand): Use mask_1or2_operand.
+ * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
+
+2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
+ (vect_update_ivs_after_vectorizer): Update function documentation.
+ Avoid quadratic behavior and direct write to PHI_ARG_DEF.
+
+2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.c: Fix a comment typo.
+
+2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
+
+ * bitmap.h (nBITMAP_WORD_BITS): Remove.
+ (BITMAP_WORD_BITS): Force unsigned by use of 1u.
+ (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
+ unnecessary casts.
+ (bitmap_first_set_bit): Return unsigned, use ctzl.
+ (bitmap_last_set_bit): Remove.
+ * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
+ unsigned.
+ (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
+ remove special case code for two word elements.
+ (bitmap_last_set_bit): Remove.
+ * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
+ bitmap_first_set_bit with bitmap_empty_p.
+ * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
+ * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
+ bitmap_last_bit_set.
+
+2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR target/16796
+ * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
+
+ PR target/16458
+ * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
+ unsigned equality compare when we know the operands are unsigned.
+
+2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
+
+ * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
+ __PIC__ and __pic__ only if TARGET_ABICALLS.
+ (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
+ (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
+ -KPIC only if not -mno-abicalls.
+
+ * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
+ * config/sparc/linux.h, config/sparc/linux64.h
+ (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
+
+ * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
+ * config/pa/pa/linux.h (CPP_SPEC): Likewise.
+ * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
+ * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
+
+2004-11-11 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
+ register if current_function_uses_pic_offset_table is set.
+
+2004-11-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
+ Change multi-instruction sequences to new attribute.
+ * config/rs6000/{40x.md,440.md,603.md,6xx.md,
+ 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
+ rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
+
+2004-11-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-data-ref.c (build_classic_dist_vector): If either loop
+ is outside of the nest we asked about, the dependence can't
+ matter.
+ (build_classic_dir_vector): Ditto.
+
+2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
+ right order.
+ (force_var_cost): Determine cost of addition and multiplication more
+ precisely.
+ (get_computation_cost_at): Add cost for computing address elements to
+ the final cost.
+
+ * fold-const.c (fold): Attempt to use ptr_difference_const whenever
+ one of the arguments of MINUS_EXPR is an address.
+ (split_address_to_core_and_offset): New function.
+ (ptr_difference_const): Handle case when one of the operands is a
+ pointer.
+ * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
+ (ptr_difference_cost): Pass addresses instead of objects to
+ ptr_difference_const.
+
+2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.c (tree_check_failed): Emit general error if the list of
+ node types is empty.
+
+2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
+ argument. When the union is passed in the 6th slot, build a
+ PARALLEL with only one element.
+ (function_arg): Adjust call to function_arg_union_value.
+ (function_value): Likewise.
+
+2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
+
+ PR tree-optimization/17892
+ * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
+ MINUS_EXPR operator.
+
+2004-11-10 James A. Morrison <phython@gcc.gnu.org>
+
+ PR target/18230
+ config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
+ (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
+
+2004-11-10 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
+ (struct basic_block_def): Remove local_set and cond_local_set
+ fields. Update comment for global_live_at_start.
+ * flow.c (calculate_global_regs_live): Allocate local_sets and
+ cond_local_sets here as arrays of bitmaps previously stored in
+ bb->local_set and bb->cond_local_set. Use xmalloc instead of
+ obstack allocated bitmaps.
+
+2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/18380
+ * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
+ hidden.
+
+ * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
+
+2004-11-09 Jeff Law <law@redhat.com>
+
+ * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
+ argument holding last unvisited block. Start search for
+ unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
+ (connect_infinite_loops_to_exit): Supply last unvisited block
+ to flow_dfs_compute_reverse_execute.
+
+2004-10-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
+ doubles.
+ (floatunssidf2): Same.
+ (floatsidf2): Same.
+ ("extendsfdf2"): New expander.
+ (*extendsfdf2_fpr): Rename.
+ (*truncdfsf2_fpr): Same.
+ (*negdf2_fpr): Same.
+ (*absdf2_fpr): Same.
+ (*nabsdf2_fpr): Same.
+ (*adddf3_fpr): Same.
+ (*subdf3_fpr): Same.
+ (*muldf3_fpr): Same.
+ (*divdf3_fpr): Same.
+
+ * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
+ ("spe_fix_truncdfsi2"): Same.
+ (spe_floatunssidf2): Same.
+ (spe_floatsidf2): Same.
+
+2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/18322
+ * c-common.c (fname_decl): Don't use line number of decl in
+ diagnostic.
+
+2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_pool_operand): Remove.
+ * config/s390/s390.c (s390_pool_operand): Likewise.
+ (s390_extra_constraint_str): Handle 'B' constraints.
+ * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
+ * config/s390/s390.md: Document 'B' constraints.
+ ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
+ s390_pool_operand to prevent insns with two literal pool
+ references. Make pattern commutative.
+ ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
+ 'B' constraint instead of s390_pool_operand.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (create_bb): Remove unnecessary memset.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
+ (thread_block): Call flush_pending_stmt instead of
+ copy_phis_to_block.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * loop-iv.c (iv_number_of_iterations): Make it static.
+ * cfgloop.h: Remove the corresponding prototype.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * function.c (combine_temp_slots, assign_parms,
+ expand_pending_sizes): Make them static.
+ * tree.h: Remove the corresponding prototypes.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * emit-rtl.c (copy_most_rtx): Remove.
+ * rtl.h: Remove the corresponding prototype.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgloop.c (flow_loops_update): Remove.
+ * cfgloop.h: Remove the corresponding prototype.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * conflict.c (mark_reg, conflict_graph_compute): Remove.
+ * basic-block.h: Remove the prototype for
+ conflict_graph_compute.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-if-conv.c (add_to_dst_predicate_list): Change the
+ second argument to basic_block.
+ (tree_if_convert_cond_expr): Update call sites.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (pedantic_non_lvalue): Make it static.
+ * tree.h: Remove the corresponding prototype.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * optabs.c (prepare_operand): Make it static.
+ * optabs.h: Remove the corresponding prototype.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reload1.c (reloads_conflict, gen_reload): Make them static.
+ * reload.h: Remove the corresponding prototypes.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reload.c (refers_to_mem_for_reload_p,
+ refers_to_regno_for_reload_p): Make them static.
+ * reload.h: Remove the corresponding prototypes.
+
+2004-11-09 James A. Morrison <phython@gcc.gnu.org>
+ Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/18230
+ * doc/md.texi (SPARC constraints): Document 'Y' constraint.
+ * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
+ * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
+ (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
+ (fp_zero_operand): Accept MODE_VECTOR_INT modes.
+ (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
+ (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
+ (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
+ MODE_VECTOR_INT modes.
+ (sparc_extra_constraint_check): Add new constraint 'Y'.
+ * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
+ * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
+ (V64): New mode macro for 64-bit modes.
+ (movsf): Use V32 for mode instead of SF.
+ (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
+ alongside 'G' constraint.
+ (movdf): Use V64 for mode instead of DF.
+ (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
+ of DF. Add 'Y' constraint alongside 'G' constraint.
+ (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
+ instead of DF.
+
+2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
+ integer NEG and ABS.
+ * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
+ ("*negdi2_31"): Reimplement using a splitter.
+ ("*negdi2_cc", "*negdi2_cconly"): New insns.
+ ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
+ ("*negsi2_cc", "*negsi2_cconly"): Likewise.
+ ("*negdf2_cc", "*negdf2_cconly"): Likewise.
+ ("*negsf2_cc", "*negsf2_cconly"): Likewise.
+ ("*absdi2_cc", "*absdi2_cconly"): New insns.
+ ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
+ ("*abssi2_cc", "*abssi2_cconly"): Likewise.
+ ("*absdf2_cc", "*absdf2_cconly"): Likewise.
+ ("*abssf2_cc", "*abssf2_cconly"): Likewise.
+ ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
+ ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
+ ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
+ ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
+ ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
+
+2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
+ when eliminating an UNSPEC_CMPINT.
+ (s390_secondary_input_reload_class): Fix test for CC register reload.
+ (s390_secondary_output_reload_class): Likewise.
+ (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
+ * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
+ ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
+ insn patterns with splitters.
+
+2004-11-09 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
+ * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (phi_reverse): New.
+ * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
+ Use it.
+ * tree-flow.h: Add a prototype for phi_reverse.
+
+2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-loop-ivopts.c: Fix a comment typo.
+
+2004-11-09 James A. Morrison <phython@gcc.gnu.org>
+
+ PR pch/14940
+ * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
+ definitions.
+
+2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
+
+ * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
+ instead of "arg" in diagnostics.
+
+2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
+
+ * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
+ c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
+ gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
+ tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
+ config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
+ config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
+ config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
+ config/iq2000/iq2000.c, config/m32r/m32r.c,
+ config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
+ config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
+ config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
+ config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
+ config/sh/symbian.c, config/stormy16/stormy16.c,
+ config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
+ and %> as appropriate. Use %' as apostrophe in diagnostics where
+ applicable. Use %< and %> in place of '' quotes where applicable.
+ Use %qs in place of %<%s%>. Consistently quote __builtin function
+ names.
+
+2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * gdbinit.in (pbb, pbm): New macros.
+
+2004-11-08 Jeff Law <law@redhat.com>
+
+ * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
+ implementing it inline.
+
+ * cfganal.c (find_edge): Search pred->succs or succ->preds,
+ whichever is shorter.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * passes.c (rest_of_handle_jump): Remove dead code.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
+ the last used element in the worklist.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-inline.c (remap_save_expr): Make it static.
+ * tree-inline.h: Remove the corresponding prototype.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-loop-niter.c (upper_bound_in_type,
+ lower_bound_in_type): Make them static.
+ * tree.h: Remove the corresponding prototypes.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
+ static.
+ * tree-ssa-live.h: Remove the corresponding prototypes.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-if-conv.c (tree_if_conversion): Make it static.
+ * tree-flow.h: Remove the corresponding prototype.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-operands.c (build_ssa_operands): Make it static.
+ * tree-flow.h: Remove the corresponding prototype.
+
+2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18299
+ * tree-inline.c (copy_body_r): Change "t = t" to empty
+ statement instead of "t".
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * modulo-sched.c (create_partial_schedule,
+ free_partial_schedule, reset_partial_schedule,
+ ps_add_node_check_conflicts, rotate_partial_schedule): Make
+ them static.
+
+2004-11-08 Richard Henderson <rth@redhat.com>
+
+ * expmed.c (extract_force_align_mem_bit_field): Correct handling at
+ the end of a page.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * sched-deps.c (add_insn_mem_dependence): Make it static.
+ * sched-int.h: Remove the corresponding prototypes.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * flow.c (allocate_bb_life_data): Make it static.
+ * basic-block.h: Remove the corresponding prototype.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * calls.c (split_complex_values, split_complex_types): Make
+ them static.
+ * expr.h: Remove the corresponding prototypes.
+
+2004-11-08 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
+ with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
+ statements that always trigger.
+
+2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
+ tree-scalar-evolution.c, tree-ssa-loop-im.c,
+ tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
+ tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
+ appropriate.
+
+2004-11-08 Ben Elliston <bje@au.ibm.com>
+
+ * cgraph.h (cgraph_calls_p): Remove.
+ * cgraph.c (cgraph_calls_p): Likewise.
+
+ * varray.h (varray_copy): Remove.
+ * varray.c (varray_copy): Likewise.
+
+2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/18269
+ * config/darwin.c (machopic_indirect_data_reference):
+ Call gen_macho_high and gen_macho_low instead of
+ checking the mode and calling gen_macho_high_di directly.
+ * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
+ * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
+ to darwin.md.
+ (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
+ load_macho_picbase, macho_low, macho_high): Removed.
+ (builtin_setjmp_receiver): Call gen_macho_high and
+ gen_macho_low instead of checking the mode and calling
+ gen_macho_high_di directly.
+ * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
+ (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
+ Moved from rs6000.md.
+ (macho_high): New expander.
+ (macho_high_si): Renamed version of macho_high from rs6000.md.
+ (macho_low): New expander.
+ (macho_low_si): Renamed version of macho_low from rs6000.md.
+ (load_macho_picbase): New expander.
+ (load_macho_picbase_si): Renamed version of load_macho_picbase
+ from rs6000.md.
+ (macho_correct_pic): New expander.
+ (macho_correct_pic_si): Renamed version of macho_correct_pic
+ from rs6000.md.
+
+2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-decl.c (finish_struct): Use complete sentences for diagnostic
+ for structures or unions with no members or named members.
+
+2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
+ taking address of bit-field by assertion.
+
+2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md (attribute "op_type"): Default to "NN".
+ (attribute "atype"): Default to "agen".
+ (attribute "length"): Default to 6.
+ (define_asm_attibutes): Remove.
+ ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
+ "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
+ "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
+ Do not set type attribute to "cs" where already default.
+ ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
+ "*negdi2_31"):
+ Do not set type attribute to "other" where already default.
+ ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
+ "*strlendi", "*strlensi",
+ "*movmem_long_64", "*movmem_long_31",
+ "*clrmem_long_64", "*clrmem_long_31",
+ "*cmpmem_long_64", "*cmpmem_long_31",
+ "*cmpint_si", "*cmpint_di",
+ "addti3", "*adddi3_31z", "*adddi3_31",
+ "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
+ "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
+ "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
+ "*pool_entry", "pool_align", "pool_section_start",
+ "pool_section_end", "main_pool", "reload_base_31", "pool"):
+ Do not set op_type attribute to "NN" where already default.
+ ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
+ "*zero_extendqisi2_31", "*zero_extendqihi2_31",
+ "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
+ Do not set atype attribute to "agen" where already default.
+ ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
+
+2004-11-06 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/t-iris6 (tp-bit.c): Fix target filename.
+
+2004-11-06 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/16830
+ * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
+ R3000 and R4000 macros on IRIX.
+
+2004-11-06 Andreas Schwab <schwab@suse.de>
+
+ PR target/16286
+ * config/rs6000/altivec.h: Replace bool by __bool and pixel by
+ __pixel.
+
+2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
+
+2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
+ matches no insns already matched by other reservations.
+ * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
+ matches no insns already matched by other reservations.
+ ("x_ss"): Remove, replace by ...
+ ("x_cs"): ... this new reservation. Check type instead of op_type.
+ Update bypasses to use x_cs instead of x_ss.
+ ("x_nn"): Remove, replace by ...
+ ("x_other"): ... this new reservation. Check type instead of op_type.
+ Add x_other and x_branch to bypasses.
+ ("x_vs"): New reservation.
+ * config/s390/s390.md (attribute "type"): Default according to op_type.
+ ("*execute"): Set type to "cs".
+
+2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
+ if we are in GIMPLE.
+
+2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
+
+ PR rtl-optimization/17933
+ * rtlanal.c (dead_or_set_regno_p): Break out common code to...
+ (covers_regno_p): New function. Handle SETs of PARALLEL,
+ and defer the rest to...
+ (covers_regno_no_parallel_p): New function.
+
+2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_record_value_1): Skip
+ fields with zero length.
+ (function_arg_record_value_2): Likewise.
+ (function_arg_record_value_3): Use smallest_mode_for_size
+ instead of mode_for_size.
+ (function_arg_union_value): Return naked register for unions
+ with zero length.
+
+2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (scan_record_type): Handle vector types.
+ (function_arg_slotno): Handle vector types specially.
+ (function_arg_record_value_1): Split fields with vector type and
+ BLKmode into their subparts.
+ (function_arg_record_value_2): Likewise. Be prepared to handle
+ more than 2 registers per field.
+ (function_arg_union_value): Increment regno inside the loop.
+ (function_arg_vector_value): New function.
+ (function_arg): Use it to split fields with vector type and
+ BLKmode into their subparts and build a PARALLEL. Treat
+ other vector types like floats.
+ (function_value): Likewise.
+ (sparc_pass_by_reference): Handle vector types.
+ (sparc_return_in_memory): Likewise.
+
+2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
+ statement that never triggers.
+
+2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/2064.md ("z_o2", "z_o3"): Remove.
+ * config/s390/2084.md ("x_o2", "x_o3"): Remove.
+ ("x_fdivd"): Use also for fsqrtd type.
+ ("x_fdivs"): Use also for fsqrts type.
+ * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
+ ("fix_truncdfsi2_ieee"): Set type to "ftoi".
+ ("fix_truncdfsi2_ibm"): Set type to "other".
+ ("floatdidf2", "floatdisf2"): Do not clobber CC.
+ ("floatsidf2", "floatsidf2_ieee"): Likewise.
+ ("floatsisf2", "floatsisf2_ieee"): Likewise.
+ ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
+ ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
+ instead of LRER.
+ ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
+ ("sqrtdf2"): Set type to "fsqrtd".
+ ("sqrtsf2"): Set type to "fsqrts".
+
+2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
+ pointer to the last PHI node in the new PHI chain.
+
+2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (prepare_move_operands): Emit a use of r12
+ for non-PIC TLS_MODEL_INITIAL_EXEC case.
+
+2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expmed.c: Fix a comment typo.
+
+2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
+
+ PR target/18106
+ * config/i386/cygming.h
+ [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
+
+2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sh/sh4a.md: Fix copyright.
+
+2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
+ with GCC.
+
+2004-11-05 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
+ when carry not used. Suggested by Torbjorn Granlund.
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
+ operand[1] unnecessarily. Suggested by Eric Christopher.
+ (rs6000_adjust_cost): Increase latency of store to wider load.
+ (rs6000_rtx_costs): mulli only allows 16-bit constants.
+
+2004-11-05 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/rs6000.c (machopic_output_stub): Output
+ ldu instead of lwzu for 64-bit stubs.
+
+2004-11-05 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
+ size 2 with BWX.
+ (alpha_expand_unaligned_store): Likewise.
+
+2004-11-05 Richard Henderson <rth@redhat.com>
+
+ * expmed.c (extract_force_align_mem_bit_field): New.
+ (extract_split_bit_field): Call it.
+
+2004-11-05 Richard Henderson <rth@redhat.com>
+
+ * ia64.md (UNSPEC_SHRP): New.
+ (dshift_count_operand): New.
+ (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
+ * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
+
+2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-typeck.c (output_init_element): Return early if value is
+ error_mark_node.
+
+2004-11-05 James E Wilson <wilson@specifixinc.com>
+
+ * invoke.texi (-fno-guess-branch-probability): Rewrite.
+
+ * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
+ 1 to UNSPEC_GR_SPILL.
+
+2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
+ (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
+
+2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
+
+ * bitmap.h (enum bitmap_bits): Remove.
+ (bitmap_operation): Remove.
+ (bitmap_and, bitmap_and_into, bitmap_and_compl,
+ bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
+ bitmap_xor_into): Prototype.
+ * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
+ (bitmap_operation): Remove.
+ (bitmap_and, bitmap_and_into, bitmap_and_compl,
+ bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
+ bitmap_xor_into): New.
+ (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
+
+ PR tree-optimization/18307
+ * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
+ and ORIG being the same node.
+
+2004-11-04 Geoffrey Keating <geoffk@apple.com>
+
+ * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
+ (install-mkheaders): Install the version built for the
+ host, not for the build machine.
+ * configure.ac: Always run fixincludes.
+ (all_outputs): Remove mkheaders.
+ * configure: Regenerate.
+ * fixinc.in: Move to fixincludes/.
+ * mkfixinc.sh: Likewise.
+ * mkheaders.in: Likewise.
+ * README-fixinc: Likewise.
+
+2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
+
+ PR target/18263
+ * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
+ equivalent on the A4.
+
+2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
+
+ * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
+ doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
+ doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
+ doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
+ doc/libgcc.texi, doc/md.texi, doc/passes.texi,
+ doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
+ doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
+ doc/trouble.texi: Correct end-of-sentence markup and markup of
+ "etc.", "e.g." and "i.e.". Use @code in various places where
+ appropriate.
+
+2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
+
+ * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
+ doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
+ doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
+ whitespace.
+
+2004-11-04 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/arm.c (arm_handle_notshared_attribute): New function.
+ * doc/extend.texi: Document "notshared" attribute.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (make_phi_node): Make it static.
+ * tree.h: Remove the prototypes for make_phi_node.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (expand_asm, expand_asm_operands): Make them static.
+ * tree.h: Remove the prototypes for expand_asm and
+ expand_asm_operands.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * passes.c (rest_of_compilation): Make it static.
+ * toplev.h: Remove the prototype for rest_of_compilation.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * jump.c (cleanup_barriers): Use delete_insn instead of
+ delete_barrier.
+ (delete_barrier): Remove.
+ * rtl.h: Remove the corresponding prototype.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (mostly_zero_p): Make it static.
+ * tree.h: Remove the prototype for mostly_zeros_p.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c (expand_builtin_return_addr,
+ expand_builtin_longjmp, expand_builtin_trap): Make them static.
+ * expr.h: Remove the prototypes for expand_builtin_longjmp and
+ expand_builtin_trap.
+ * tree.h: Remove the prototype for expand_builtin_return_addr.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
+ * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
+ with VAL being NULL.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfghooks.c (delete_basic_block): Remove code to truncate
+ edge vectors.
+
+2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * flow.c (init_propagate_block_info): Change the type of i to
+ unsigned.
+
+2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR tree-optimization/18184
+ * c-typeck.c (comptypes): Do not treat pointers of different
+ modes or alias-all flags as equivalent.
+ * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
+
+2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
+
+ * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
+ reference specific C parser files in examples.
+
+2004-11-04 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/15342
+ * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
+ as OP_INOUT if the instruction is predicated.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bitmap.h: Fix a comment typo. Follow spelling conventions.
+ * tree-vectorizer.c: Fix a comment typo.
+
+2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * sdbout.c (SDB_GENERATE_FAKE): Remove.
+ (gen_fake_label): Don't use SDB_GENERATE_FAKE.
+ * system.h: Poison SDB_GENERATE_FAKE.
+ * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
+
+2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
+
+2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR other/18277
+ * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
+ 2004-10-29 patch
+
+2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
+
+ * predict.c (propagate_freq): Make bitno unsigned. Move
+ npredecessors update out of loop.
+
+ * bitmap.h (bitmap_iterator): Remove word_bit and bit
+ fields. Rename others.
+ (bmp_iter_common_next_1, bmp_iter_single_next_1,
+ bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
+ bmp_iter_and_not_next_1, bmp_iter_and_not_init,
+ bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
+ bmp_iter_and_next): Remove.
+ (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
+ bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
+ New.
+ (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
+ EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
+
+ * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
+ * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
+ bitmap_and_into, bitmap_ior_into as appropriate.
+ * except.c (remove_eh_handler): Likewise.
+ * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
+ * tree-dfa.c (mark_new_vars_to_rename): Likewise.
+ * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
+ * tree-ssa-live.h (live_merge_and_clear): Likewise.
+ * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
+ Likewise.
+
+ * bitmap.c (bitmap_print): Make bitno unsigned.
+ * bt-load.c (clear_btr_from_live_range,
+ btr_def_live_range): Likewise.
+ * caller-save.c (save_call_clobbered_regs): Likewise.
+ * cfganal.c (compute_dominance_frontiers_1): Likewise.
+ * cfgcleanup.c (thread_jump): Likewise.
+ * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
+ * conflict.c (conflict_graph_compute): Likewise.
+ * ddg.c (add_deps_for_use): Likewise.
+ * df.c (df_refs_update): Likewise.
+ * except.c (remove_eh_handler): Likewise.
+ * flow.c (verify_local_live_at_start, update_life_info,
+ initialize_uninitialized_subregs, propagate_one_insn,
+ free_propagate_block_info, propagate_block, find_use_as_address,
+ reg_set_to_hard_reg_set): Likewise.
+ * gcse.c (clear_modify_mem_tables): Likewise.
+ * global.c (global_conflicts, build_insn_chain): Likewise.
+ * ifcvt.c (dead_or_predicable): Likewise.
+ * local-alloc.c (update_equiv_regs): Likewise.
+ * loop.c (load_mems): Likewise.
+ * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
+ Likewise.
+ * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
+ Likewise.
+ * reload1.c (order_regs_for_reload, finish_spills): Likewise.
+ * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
+ * sched-rgn.c (propagate_deps
+ * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
+ * tree-dfa.c (dump_dfa_stats
+ tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
+ insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
+ Likewise.
+ * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
+ free_temp_expr_table, find_replaceable_exprs): Likewise.
+ * tree-sra.c (scan_function, scalarize_parms): Likewise.
+ * tree-ssa-alias.c (init_alias_info,
+ compute_points_to_and_addr_escape,
+ compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
+ * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
+ * tree-ssa-live.c (new_tree_live_info, live_worklist,
+ calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
+ sort_coalesce_list, build_tree_conflict_graph, dump_live_info
+ tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
+ tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
+ add_call_read_ops): Likewise.
+ * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
+ * tree-ssa-live.h (num_var_partitions): Return unsigned.
+
+2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
+
+ PR tree-optimization/18009
+ * tree-vectorizer.h (enum dr_alignment_support): New type.
+ (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
+ (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
+ single data_reference (instead of a varray of references).
+ * tree-vectorizer.c (new_loop_vec_info): Likewise.
+ (vect_gen_niters_for_prolog_loop): Likewise.
+ (vect_update_inits_of_drs): Likewise.
+
+ (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
+ vect_enhance_data_refs_alignment.
+ (vect_do_peeling_for_alignment): Likewise.
+ (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
+ this functionality used to be in vect_analyze_data_refs_alignment.
+ Also update DR_MISALIGNMENT due to peeling; this functionality used to
+ be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
+ (vect_analyze_data_refs_alignment): Decision on whether and by how much
+ to peel moved to vect_enhance_data_refs_alignment. Call
+ vect_supportable_dr_alignment.
+
+ (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
+ (vect_compute_data_refs_alignment): Return bool. Consider return value
+ of vect_compute_data_ref_alignment and return true/false accordingly.
+ (vect_enhance_data_refs_alignment): Consider return value of
+ vect_compute_data_refs_alignment and return true/false accordingly.
+
+ (vect_supportable_dr_alignment): New function.
+ (vectorizable_store): Call vect_supportable_dr_alignment.
+ (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
+ support checks moved from here to vect_supportable_dr_alignment.
+
+ (vect_transform_loop): Avoid 80 columns overflow.
+
+2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * timevar.c (timevar_enable): Change from
+ static.
+ (timevar_push): Rename to ...
+ (timevar_push_1): this and remove the
+ enabled check.
+ (timevar_pop): Rename to ...
+ (timevar_pop_1): this and remove the
+ enabled check.
+ * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
+ (timevar_pop): New macro.
+ (timevar_push): New macro.
+ (timevar_enable): Declare.
+
+2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
+ libgcc for shared libraries.
+
+2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
+ * config/s390/s390.c (s390_split_access_reg): New function.
+ (regclass_map): Add access registers.
+ (get_thread_pointer): Use access register instead of UNSPEC_TP.
+ * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
+ (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
+ (TP_REGNUM): New define.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
+ REG_ALLOC_ORDER): Add access registers.
+ (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
+ CANNOT_CHANGE_MODE_CLASS): Support access registers.
+ (enum reg_class): Add ACCESS_REGS.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
+ (REG_CLASS_FROM_LETTER): Add 't' constraint.
+ (REGISTER_NAMES): Add access registers.
+ * config/s390/s390.md (UNSPEC_TP): Remove.
+ ("*movdi_64"): Add access register alternatives. Provide splitters
+ to split DImode access register <-> GPR moves into SImode moves.
+ ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
+ ("movstrictsi"): Likewise.
+ ("get_tp_64", "get_tp_31"): Reimplement using access registers.
+ ("set_tp_64", "set_tp_31"): Likewise.
+ ("*set_tp"): New insn.
+
+2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (resize_phi_node): Copy only a portion of
+ the PHI node currently in use.
+
+2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18231
+ * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
+ also.
+
+2004-11-03 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/18270
+ * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
+ abnormal edges, commit all pending stmts on incoming edges.
+
+2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
+ cause extra costs. Generate canonical RTL.
+
+2004-11-02 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda-code.c (lambda_compute_auxillary_space): Update comments.
+ (lambda_compute_target_space). Ditto.
+ * lambda.h (lambda_trans_matrix): Ditto.
+ (lambda_linear_expression): Ditto.
+ (lambda_body_vector): Ditto.
+ (lambda_loopnest): Ditto.
+ * tree-loop-linear.c (gather_interchange_stats): Combine tests,
+ update comments, and remove pointless addition of 0.
+ (linear_transform_loops): Update comments.
+
+2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
+ CEIL_MOD_EXPR.
+
+2004-11-03 Jeff Law <law@redhat.com>
+
+ * predict.c (struct block_info_def): Kill "tovisit" field.
+ (propagate_freq): Accept new "tovisit" parameter. Change
+ read/write access methods for "tovisit" to check the "tovisit"
+ bitmap instead of a bit in block_info_def.
+ (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
+ it to propagate_freq.
+
+ * stmt.c (expand_case): Speed up code to detect duplicate case
+ label targets and count unique case label targets.
+
+2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
+
+2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
+
+2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (find_taken_edge): Abort if we are given a
+ statement that is neither COND_EXPR nor SWITCH_EXPR.
+
+2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * fold-const.c (fold): Reassociate also (x - mult) + mult and
+ (mult - x) + mult. Cast operands of expression after applying
+ distributive law to the correct types. Apply distributive law
+ to a * c - b * c for all non-float types.
+
+2004-11-02 Geoffrey Keating <geoffk@apple.com>
+
+ * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
+ because we don't want to run them now; instead, set them to
+ stmp-install-fixproto or stmp-install-fixinc.
+ * Makefile.in (stmp-install-fixproto): New.
+ (stmp-install-fixinc): New.
+ * configure: Regenerate.
+
+2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
+
+ * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
+ of bitmap_xor.
+
+2004-11-02 Ziemowit Laski <zlaski@apple.com>
+
+ * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
+ (c_types_compatible_p): Move function definition...
+ * c-objc-common.c (c_types_compatible_p): ...here.
+ * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
+ c-lang.c.
+
+2004-11-02 Steven Bosscher <stevenb@suse.de>
+
+ * cfgloop.h (struct loop): Update comment.
+ * cse.c (cse_main): Remove obsolete comment.
+
+ * expr.h (gen_cond_trap): Move prototype under functions provided
+ by optabs.c.
+ (canonicalize_condition, get_condition): Move to...
+ * rtl.h (canonicalize_condition, get_condition): ...here.
+ (branch_target_load_optimize): Add comment that this function is
+ in bt-load.c.
+ * loop.c (canonicalize_condition, get_condition): Move to...
+ * rtlanal.c (canonicalize_condition, get_condition): ...here.
+ * sched-deps.c (get_condition): Rename to sched_get_condition.
+ (add_dependence): Update this caller.
+
+2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/16808
+ * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
+ that the vops get marked for renaming.
+
+2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md ("movcc"): Set type attribute.
+
+2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (add_phi_arg): Add an assertion that the
+ edge already exists.
+
+2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (remove_phi_arg_num): Do not zero the
+ element that's being removed.
+
+2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
+ arguments using PENDING_STMT.
+ (thread_block): Call copy_phis_to_block after redirecting an
+ edge.
+
+2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
+
+ * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
+ bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
+ bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
+ (bitmap_ior_and_compl_into): Produce bool.
+ (bitmap_union_of_diff): Rename to ...
+ (bitmap_ior_and_compl): ... here. Produce bool.
+ * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
+ bitmap_operation directly.
+ (bitmap_union_of_diff): Rename to ...
+ (bitmap_ior_and_compl): ... here. Return bool, use
+ bitmap_operation directly.
+ * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
+ (df_ru_transfer_function, df_lr_transfer_function): Likewise.
+ * global.c (modify_bb_reg_pav): Likewise.
+
+ * bitmap.h (bitmap_equal_p): Return bool.
+ (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
+ * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
+ (bitmap_intersect_p, bitmap_intersect_compl_p): New.
+ * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
+ bitmap_intersect_compl_p.
+ * ifcvt (dead_or_predicable): Likewise.
+
+2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR rtl-optimization/17104
+ * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
+ loads in zero_extend.
+
+2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR debug/18242
+ * toplev.c (debug_type_names): Remove "dwarf-1".
+
+2004-11-02 Ben Elliston <bje@au.ibm.com>
+
+ * timevar.h (timevar_get): Remove.
+ * timevar.c (timevar_get): Remove unused function.
+
+2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
+
+ * doc/include/texinfo.tex: Update from Texinfo CVS.
+
+2004-11-02 Ben Elliston <bje@au.ibm.com>
+
+ * cppdefault.h (cpp_SYSROOT): Remove.
+ * cppdefault.c (cpp_SYSROOT): Likewise.
+
+2004-11-01 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/16447
+ * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
+ bsi_commit_edge_inserts_1, and make funtion external. Return new block.
+ (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
+ * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
+ * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
+ * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
+ (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
+ (identical_copies_p): New. Return true is two copies are the same.
+ (identical_stmt_lists_p): New. Return true if stmt lists are the same.
+ (analyze_edges_for_bb): New. Determine how best to insert edge stmts
+ for a basic block.
+ (perform_edge_inserts): New. Determine what to do with all stmts that
+ have been inserted on edges.
+ (remove_ssa_form): Analyze and commit edges from here.
+
+2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR bootstrap/18232
+ * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
+ (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
+ (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
+ (EXECUTE_IF_AND_IN_BITMAP): Likewise.
+
+2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/18239
+ * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
+ parameter declarations.
+
+2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
+ (s390_secondary_input_reload_class)
+ (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
+ register.
+ (s390_expand_cmpmem): Enable cmpmem implementation.
+ * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
+ Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
+ (REG_CLASS_FROM_LETTER): New constraint 'c' added.
+ * config/s390/s390.md ("movcc"): New insn pattern.
+ * doc/md.texi: Document 'c' constraint for s390.
+
+2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/18064
+ * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
+ extension.
+
+2004-10-16 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/17672
+ Fix PR tree-optimization/18168
+
+ * lambda-code.c (lambda_lattice_compute_base): Fix reversed
+ assert test.
+ (gcc_tree_to_linear_expression): Add extra to existing constant.
+ (depth_of_nest): Factor out function used in various places.
+ (gcc_loop_to_lambda_loop): Clean up code a little bit. No
+ functional changes.
+ (find_induction_var_from_exit_cond): Stop guessing, and just
+ get the right answer :).
+ (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
+ Print out message about result of attempt to create perfect nest.
+ (lbv_to_gcc_expression): Add type argument, use it to do math
+ and induction variable creation.
+ (lle_to_gcc_expression): Ditto.
+ (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
+ oldiv. Pass type argument to lle_to_gcc_expression and
+ lbv_to_gcc_expression.
+ Reset number of iterations after transformation.
+ (perfect_nestify): Remove useless pre-allocation, and cleanup
+ a small amount.
+
+ * tree-data-ref.c (build_classic_dist_vector): Return false for
+ dependences completely outside of the loop nest we asked about.
+ (build_classic_dir_vector): Ditto.
+ (compute_data_dependences_for_loop): Only add dependence relations
+ inside the loop we asked about.
+
+ * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
+ Compute immediate uses.
+
+ * tree-optimize.c: Move linear_transform_loops to before ivcanon.
+
+2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Fix a comment typo.
+
+2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Fix a comment typo.
+
+2004-10-31 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/ieee754-sf.S (floatdisf): Fix regression with
+ values smaller than 2^32.
+
+2004-10-31 Jeff Law <law@redhat.com>
+
+ * cfgloop.h (struct loop): Remove unused "nodes" field.
+ * timevar.def (TV_TREE_LOOP_BOUNDS): New.
+ * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
+ instead of calling flow_bb_inside_loop_p for every basic block
+ in the function.
+ * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
+
+2004-10-31 Graham Stott <graham.stott@btinternet.com>
+
+ * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
+ INT_5_BITS instead of VAL_5_BITS_P.
+
+2004-10-31 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/14521
+ * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
+ for consistent quoting in diagnostic messages.
+ (expand_call_inline): Likewise.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+ * tree-ssa.c (warn_uninitialized_var): Likewise.
+ (warn_uninitialized_phi): Likewise.
+
+2004-10-31 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
+ mode check.
+
+2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c: Fix a comment typo.
+
+2004-10-31 Jason Merrill <jason@redhat.com>
+
+ PR middle-end/17526
+ * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
+ aggregate types that are not BLKmode.
+
+2004-10-30 Ziemowit Laski <zlaski@apple.com>
+
+ * c-common.h (objc_lookup_ivar): Add second parameter to
+ prototype.
+ * c-typeck.c (build_external_ref): After looking up symbol,
+ pass it to objc_lookup_ivar() to decide whether it or the
+ ivar should be used, rather than deciding the issue locally.
+ * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
+ which is simply returned in the non-ObjC case.
+
+2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * sdbout.c (sdbout_symbol): Do not output type .def statements
+ for builtin types.
+
+2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * c-common.c (catenate_strings): New.
+ (c_parse_error): Use it. Don't over-escape.
+
+2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
+ modify the for loop expressions for it. Remove unnecessary casts.
+ (sh_expand_prologue): Declare reg as unsigned.
+ (sh_gimplify_va_arg_expr): Initinalize lab_over.
+ (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
+
+2004-10-30 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/invoke.texi (Darwin Options): Improve description of
+ how the subtype is chosen.
+
+2004-10-30 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/18096
+ * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
+ the stack adjustment, "size", is valid for Pmode. If the stack
+ frame is too large, generate a trap insn and issue a warning.
+
+2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-dom.c: Fix comment typos.
+
+2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (prepare_move_operands): Use operands[0]
+ for the output rtl if no_new_pseudos is set. Remove redundant
+ line.
+
+2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/16666
+ * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
+ determining whether to copy parameter types from a previous
+ prototype declaration.
+
+2004-10-29 Roger Sayle <roger@eyesopen.com>
+
+ PR rtl-optimization/17581
+ * cselib.c (cselib_process_insn): The last instruction of a libcall
+ block, with the REG_RETVAL note, should be considered in the libcall.
+ * gcse.c (do_local_cprop): Allow constants to be propagated outside
+ of libcall blocks.
+ (adjust_libcall_notes): Use simplify_replace_rtx instead of
+ replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
+
+2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
+
+2004-10-29 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (struct edge_info): New structure holding
+ edge equivalences and edge redirection information.
+ (get_eq_expr_value, record_dominating_conditions): Kill.
+ (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
+ Call record_edge_info.
+ (allocate_edge_info, free_edge_info): New.
+ (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
+ rather than cprop_into_phis. Free all edge infos before threading
+ jumps.
+ (thread_across_edge): Allocate new edge info structures as needed
+ and store the redirection target into the edge info structure
+ instead of the edge's AUX field.
+ (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
+ (record_equivalence_from_incoming_edge): Lose unnecessary argument.
+ Revamp code which finds and records equivalences associated with
+ edges to use saved data in the edge_info structure.
+ (record_equivalencs_from_phis): Similarly.
+ (dom_opt_finalize_block): Revamp code which finds and records
+ equivalences associated with edges to use saved data in the
+ edge_info structure.
+ (build_and_record_new_cond): New function.
+ (record_conditions): Use build_and_record_new_cond to record
+ dominating conditions.
+ (record_edge_info): New function.
+ (record_range): Tighten test for conditions which create
+ useful range records.
+
+2004-10-29 Geoffrey Keating <geoffk@apple.com>
+
+ * config/i386/darwin.h (ASM_SPEC): Simplify.
+ (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
+ * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
+ (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
+ * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
+ (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
+ in all cases. Pass the right -arch or -arch_only based on -mcpu.
+ (ASM_SPEC): Handle -force_cpusubtype_ALL.
+ * doc/invoke.texi (Darwin Options): Improve documentation for
+ Darwin linker (and libtool) switches.
+
+ * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
+
+2004-10-29 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
+
+2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (allocate_phi_node): New.
+ (make_phi_node, resize_phi_node): Use it.
+
+2004-10-29 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
+ * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
+
+2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
+ the whole PHI node.
+ * tree.h (tree_phi_node): Tell the garbage collector to chase
+ num_args arguments.
+
+2004-10-29 Richard Earnshaw <rearnsha@arm.com>
+
+ * opts.c (decode_options): Lower the crossjump threshold for -Os.
+
+2004-10-29 Diego Novillo <dnovillo@redhat.com>
+
+ * tree.h (struct tree_ssa_name): Remove field 'equiv'.
+
+2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
+
+ * bitmap.h (bitmap_empty_p): New.
+ (bitmap_and, bitmap_and_into, bitmap_and_compl,
+ bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
+ bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
+ operation macros.
+ (bitmap_ior_and_compl): Rename to ...
+ (bitmap_ior_and_compl_into): ... here.
+ * bitmap.c (bitmap_equal_p): Use bitmap_xor.
+ (bitmap_ior_and_compl): Rename to ...
+ (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
+ flag.
+ (bitmap_union_of_diff): Use renamed bitmap functions.
+ * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
+ XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
+ * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
+ * df.c (df_bb_rd_local_compute)
+ * flow.c (calculate_global_regs_live,
+ init_propagate_block_info): Likewise.
+ * ifcvt.c (find_if_case_1, find_if_case_2,
+ dead_or_predicable): Likewise.
+ * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
+ reset_conflicts, conflicts_between_webs): Likewise.
+ * ra-rewrite.c (reloads_to_loads, rewrite_program2,
+ detect_web_parts_to_rebuild): Likewise.
+ * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
+ * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
+ * tree-sra.c (decide_instantiations): Likewise.
+ * tree-ssa-alias.c (create_name_tags,
+ merge_pointed_to_info): Likewise.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
+ * tree-ssa-loop-im.c (move_computations): Likewise.
+ * tree-ssa-operands.c (get_call_expr_operands): Likewise.
+ * tree-ssa-pre.c (fini_pre): Likewise.
+ * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
+ * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
+ * tree-vectorizer.c (vectorize_loops): Likewise.
+
+2004-10-29 Nick Clifton <nickc@redhat.com>
+
+ config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
+ adding the PIC register to the fixed_regs array, also add it
+ to the call_used_regs array.
+
+2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
+ with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
+
+2004-10-28 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
+ (rewrite_blocks): Modify argument, and use it to decide which
+ function to call.
+ (rewrite_def_def_chains): Call rewrite_blocks with true here.
+ (rewrite_into_ssa): and call it with false here.
+
+2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c (add_phi_arg): Turn an "if" that always
+ triggers into gcc_assert.
+
+2004-10-28 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/16728
+ * tree-flow.h (get_ptr_info): Declare.
+ * tree-ssa-alias.c (get_ptr_info): Make extern.
+ * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
+ alias information.
+
+2004-10-28 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
+ * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
+ case.
+
+2004-10-28 Frank Ch. Eigler <fche@redhat.com>
+
+ * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
+ prevent their later unnecessary registration.
+ (mf_build_check_statement_for): Remove "addr" argument, and
+ related "__mf_value" generated code. Update callers.
+ (mf_decl_eligible_p): New function, factored from mx_register_decls.
+ (mx_register_decls): Call it.
+ (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
+ to restore support for complex nested expressions.
+ (mudflap_enqueue_decl): Simplify. Move registration call emission
+ out ...
+ (mudflap_finish_file): ... to here.
+ (mudflap_enqueue_constant): Remove dump code.
+
+2004-10-28 Zack Weinberg <zack@codesourcery.com>
+
+ PR 18199
+ * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
+ (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
+ (dbxout_finish_complex_stabs): Update to match.
+ (dbxout_symbol_location): Call emit_pending_bincls_if_required
+ and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
+ dbxout_begin_complex_stabs_noforcetext.
+ * xcoffout.h (DBX_FINISH_STABS): Restore special case for
+ N_GSYM, using new SYM parameter. Correct logic for special
+ cases for N_FUN.
+
+ * varasm.c (function_section): If DECL is NULL_TREE, don't try
+ to do anything else. Do not call get_insns if cfun or
+ cfun->emit are NULL.
+
+2004-10-28 Adam Nemet <anemet@lnxw.com>
+
+ PR middle-end/18160
+ * c-typeck.c (c_mark_addressable): Issue error if address of a
+ register variable is taken. Use "%qD" to print DECL_NAME.
+
+2004-10-28 Diego Novillo <dnovillo@redhat.com>
+
+ * opts.c (decode_options): Don't run PRE at -Os.
+
+2004-10-28 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (movqicc_internal): Allow exactly one
+ zero in the conditional.
+ (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
+
+2004-10-28 Richard Henderson <rth@redhat.com>
+
+ * cse.c (memory_extend_rtx): Remove.
+ (cse_main): Don't set it.
+ (cse_insn): Use a local buffer instead.
+
+2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * profile.c (branch_prob): Call to init_edge_profiler added.
+ * rtl-profile.c (rtl_init_edge_profiler): New function.
+ (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
+ call to safe_insert_insn_on_edge.
+ (rtl_profile_hooks): rtl_init_edge_profiler added.
+ * tree-profile.c (tree_init_edge_profiler): New function.
+ (tree_profile_hooks): tree_init_edge_profiler added.
+ * value-prof.h (profile_hooks) init_edge_profiler prototype added.
+
+2004-10-28 Nick Clifton <nickc@redhat.com>
+
+ * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
+ emit_jump_insn() to generate the return instruction.
+
+2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-phinodes.c: Remove trailing whitespace.
+
+2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-loop-ivopts.c: Fix a comment typo.
+ * doc/invoke.texi: Fix a typo.
+
+2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * Makefile.in (OBJS-common): Remove duplicates.
+
+2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * lambda-code.c (nestify_update_pending_stmts): Remove.
+ (perfect_nestify): Use flush_pending_stmts instead of
+ nestify_update_pending_stmts.
+ * tree-cfg.c (tree_make_forwarder_block): Use
+ flush_pending_stmts.
+ * tree-flow.h: Add a prototype for flush_pending_stmts.
+ * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
+ Use flush_pending_stmts.
+ (lv_update_pending_stmts): Remove.
+ (tree_ssa_loop_version): Use flush_pending_stmts instead of
+ lv_update_pending_stmts.
+ * tree-ssa.c (flush_pending_stmts): New.
+
+2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR target/15286
+ * final.c (alter_subreg): Compute correct offset to use with
+ paradoxical SUBREGs of memory operands.
+ * recog.c (general_operand): Allow paradoxical SUBREGs of
+ memory operands after reload.
+ * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
+ has failed when passed a hard register.
+
+2004-10-28 Aldy Hernandez <aldyh@redhat.com>
+
+ * function.c (assign_parm_setup_block): Handle parallels correctly.
+
+2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * final.c (shorten_branches): Initialize flags structure.
+
+2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.c (int_cst_node, int_cst_hash_table): New variables.
+ (init_ttree): Initialize them.
+ (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
+ (build_int_cst_wide): Use hash table for oversized integers.
+
+2004-10-28 Nick Clifton <nickc@redhat.com>
+
+ * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
+ begin_label.
+
+2004-10-27 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/18163
+ * expr.c (emit_group_load): Don't go force temporary for memory
+ or concat source.
+ (emit_group_store): Similarly.
+
+2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR other/18186
+ * common.opt (--param): Fix spelling of parameter.
+
+2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/17529
+ * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
+ Don't fold statement.
+ <case ASM_EXPR>: Fold the statement.
+
+2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
+ <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
+
+2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
+ doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
+ doc/libgcc.texi, doc/md.texi, doc/passes.texi,
+ doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
+
+2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
+ doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
+ punctuation outside quotes.
+
+2004-10-27 David Mosberger <davidm@hpl.hp.com>
+ James E Wilson <wilson@specifixinc.com>
+
+ PR target/13158
+ * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
+ sibcall alloc instruction.
+ (process_set): Handle sibcall alloc instruction.
+
+2004-10-27 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_attribute_table): Add
+ SUBTARGET_ATTRIBUTE_TABLE.
+ * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
+ (SUBTARGET_ATTRIBUTE_TABLE): Define.
+ * config/darwin.c (darwin_handle_weak_import_attribute): New.
+ (HAVE_DEAD_STRIP): Delete.
+ (no_dead_strip): Don't test HAVE_DEAD_STRIP.
+ * config/darwin-protos.h (darwin_handle_weak_import_attribute):
+ Prototype.
+
+ * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
+
+ * config/darwin.h (GTHREAD_USE_WEAK): Define.
+
+2004-10-28 Ben Elliston <bje@au.ibm.com>
+
+ * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
+ (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
+ * params.h (SRA_MAX_STRUCTURE_SIZE): New.
+ (SRA_FIELD_STRUCTURE_RATIO): Likewise.
+ * tree-sra.c: Include "params.h".
+ (decide_block_copy): Use new parameters.
+ * doc/invoke.texi (Optimize Options): Document new SRA pass
+ parameters sra-max-structure-size and sra-field-structure-ratio.
+
+2004-10-27 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
+
+2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/18048
+ * fold-const.c (try_move_mult_to_index): New function.
+ (fold): Use try_move_mult_to_index.
+ * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
+ * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
+ an all-ones unsigned constant without extra bits.
+ * tree.c (build_low_bits_mask): New function.
+ * tree.h (build_low_bits_mask): Declare.
+
+2004-10-27 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/17956
+ * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
+ final condition.
+ (minsf3): Same.
+ (maxdf3): Same.
+ (mindf3): Same.
+
+2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Speed up by reordering the two
+ conditions for entering basic blocks into worklist.
+
+2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Speed up by pretending to have
+ ENTRY_BLOCK_PTR in worklist.
+
+2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
+ <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
+
+2004-10-27 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/17133
+
+ * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
+ def kill operand.
+
+ * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
+ (get_v_must_def_result_ptr): Modify for new structure of
+ v_must_defs array.
+ (get_v_must_def_kill_ptr): New.
+ (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
+ (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
+ (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
+ (op_iter_init): Initialize new mustu members.
+ (op_iter_next_mustdef): New function.
+ (op_iter_init_mustdef): Ditto.
+
+ * tree-flow.h (rewrite_def_def_chains): New function.
+
+ * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
+ (ssa_mark_def_sites): Ditto.
+ (rewrite_stmt): Ditto.
+ (ssa_rewrite_stmt): Ditto.
+ (rewrite_blocks): Factor out from rewrite_into_ssa.
+ (mark_def_block_sites): Ditto.
+ (rewrite_def_def_chains): New function, just rewrites def-def
+ chains without phi node insertion.
+
+ * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
+
+ * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
+
+ * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
+ they include the rhs now.
+
+ * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
+ V_MUST_DEF_RESULT.
+
+ * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
+ Update callers.
+ (mark_really_necessary_kill_operand_phis): New function.
+ (perform_tree_ssa_dce): Call it.
+ (pass_dce): Add TODO_fix_def_def_chains.
+ (pass_cd_dce): Ditto.
+
+ * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
+ well.
+ (rewrite_mem_refs): Ditto.
+
+ * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
+ as well.
+
+ * tree-ssa-operands.c (allocate_v_may_def_optype):
+ v_may_def_operand_type_t became v_def_use_operand_type_t.
+ (allocate_v_must_def_optype) Ditto.
+ (finalize_ssa_v_must_defs): Update for new operand type, as well
+ as setting the use portion as well.
+ (copy_virtual_operands): Copy the kill operand as well.
+ (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
+ V_MUST_DEF_RESULT.
+
+ * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
+ v_def_use_operand_type.
+ (v_must_def_optype_d): Use v_def_use_operand_type.
+ (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
+ (V_MUST_DEF_KILL_*): New macros.
+ (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
+ members.
+ Rename existing must_i and num_v_must members to mustd_i and
+ num_v_mustd.
+ (SSA_OP_VMUSTDEFKILL): New flag.
+ (SSA_OP_VIRTUAL_KILLS): New flag.
+ (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
+ (SSA_OP_ALL_KILLS): New flag.
+ (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
+
+ * tree-ssa.c (verify_ssa): Verify virtual kills as well.
+
+ * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
+ became V_MUST_DEF_RESULT.
+ (rename_variables_in_bb): Rename kill pointer as well.
+
+ * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
+ immediate uses.
+
+2004-10-27 Richard Sandiford <rsandifo@redhat.com>
+
+ * dbxout.c (dbxout_source_line): Move declaration of begin_label to
+ the block that needs it.
+
+2004-10-27 Zack Weinberg <zack@codesourcery.com>
+
+ * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
+ ATTRIBUTE_UNUSED.
+
+2004-10-27 Zack Weinberg <zack@codesourcery.com>
+
+ * c-lex.c (cb_def_pragma): Clean up code for making location
+ palatable to diagnostic.c.
+
+2004-10-27 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/17757
+ * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
+ without any PHI arguments left. Make sure the argument that
+ we're supposed to remove exists at all.
+
+2004-10-27 Paul Brook <paul@codesourcery.com>
+
+ * configure.ac: Don't test for [build] __cxa_atexit when building a
+ cross compiler.
+ * configure: Regenerate.
+
+2004-10-27 Paul Brook <paul@codeosurcery.com>
+
+ * configure.ac: Use build_exeext not host_exeext when lookin for
+ target tools.
+ * configure: Regenerate.
+
+2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
+
+2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
+ patch originally created by Kelley Cook <kcook@gcc.gnu.org>
+
+ PR middle-end/14684
+ * opts.c (OPT_fprofile_generate): Default to -funroll-loops
+ to match -fprofile-use.
+
+2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/rs6000/rs6000.c: Fix a comment typo.
+
+2004-10-27 Zack Weinberg <zack@codesourcery.com>
+
+ * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
+ counter.
+
+2004-10-27 Andreas Schwab <schwab@suse.de>
+
+ * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
+ unused.
+ (default_stabs_asm_out_constructor): Likewise.
+
+2004-10-26 Geoffrey Keating <geoffk@apple.com>
+
+ * builtins.c (fold_builtin_unordered_cmp): Always bring both
+ operands to the same type.
+
+2004-10-26 James E Wilson <wilson@specifixinc.com>
+
+ PR target/18010
+ * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
+
+2004-10-26 Zack Weinberg <zack@codesourcery.com>
+
+ * dbxout.c: Include obstack.h.
+ (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
+ default definition.
+ (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
+ Default-define here.
+ (DBX_CONTIN_LENGTH): Move definition with others.
+ (DBX_FINISH_STABS): New target macro.
+ (current_sym_code, current_sym_value, current_sym_addr)
+ (current_sym_nchars, CHARS, dbxout_continue)
+ (print_int_cst_octal, print_octal, print_wide_int)
+ (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
+ (stabstr_ob, stabstr_last_contin_point): New variables.
+ (NUMBER_FMT_LOOP): New improper macro.
+ (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
+ (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
+ (dbxout_stab_value_internal_label_diff, dbxout_stabd)
+ (dbxout_begin_stabn, dbxout_begin_stabn_sline)
+ (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
+ (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
+ (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
+ (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
+ New functions and/or proper function-like macros.
+ (CONTIN): Use stabstr_continue, unconditionally.
+ (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
+ (dbxout_init): Initialize stabstr_ob. Check
+ NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
+ if it was used. Use the new interfaces.
+ (dbxout_source_file): Remove file argument; always write to
+ asm_out_file. Use the new interfaces.
+ (dbxout_type_method_1): Remove second argument which is always
+ DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
+ (dbxout_type_methods): Remove write-only variables. Use the
+ new interfaces.
+ (dbxout_parms): Refactor to remove code duplicated in each of
+ several successive if-else-if blocks. Use the new interfaces.
+ (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
+ (dbxout_source_line, dbxout_finish, dbxout_type_index)
+ (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
+ (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
+ (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
+ (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
+ Use the new interfaces.
+ * Makefile.in (dbxout.o): Update dependencies.
+
+ * defaults.h: Don't define ASM_STABD_OP.
+ * output.h: Prototype new dbxout_* interfaces.
+ * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
+ * varasm.c: Don't define ASM_STABS_OP.
+ (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
+ Use the new dbxout.c interfaces. Call sorry if neither
+ DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
+
+ * xcoffout.h: Don't define ASM_STABS_OP.
+ (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
+ (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
+ (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
+ (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
+ do { ... } while (0) idiom.
+
+ * config/alpha/alpha.c (num_source_filenames): Export.
+ * config/alpha/alpha.h (num_source_filenames): Declare.
+ (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
+ (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
+ * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
+ Always use .debugsym. Update commentary.
+ * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
+ (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
+ * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
+ Use new interfaces.
+ * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
+ (macho_branch_islands): Use new interfaces.
+
+ * doc/tm.texi: Update.
+
+2004-10-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * expr.c (emit_group_store): Do not treat floats as BLKmode.
+ (emit_group_load): Same.
+
+2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-parse.in (datadef): Use pedwarn rather than error and warning
+ for diagnostic in case of no declaration specifiers.
+
+2004-10-26 Richard Sandiford <rsandifo@redhat.com>
+
+ PR bootstrap/15747
+ * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
+ reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
+ can be used to work around this.
+
+2004-10-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
+ doubles.
+
+2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (expand_case): Update a comment.
+
+2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (expand_case): Put an assertion that index_expr is
+ never INTEGER_CST. Don't special case for constant
+ index_expr.
+
+2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR 18162
+ * c-parse.in (designator): Finish with a semi-colon.
+
+2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
+ into rotlsi3.
+
+2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
+ a default case only.
+
+2004-10-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
+ e500 doubles.
+ (spe_build_register_parallel): New.
+ (rs6000_spe_function_arg): Handle e500 doubles.
+ (function_arg): Same.
+ (spe_func_has_64bit_regs_p): Same.
+ (rs6000_function_value): Same.
+ (rs6000_libcall_value): Same.
+ (legitimate_lo_sum_address_p): Return false for e500 doubles.
+
+ * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
+ doubles.
+ (DATA_ALIGNMENT): Same.
+ (CANNOT_CHANGE_MODE_CLASS): Same.
+
+2004-10-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * expr.c (emit_group_load): Handle floats.
+ (emit_group_store): Same.
+
+2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-lex.c (get_nonpadding_token): Remove.
+ (c_lex_with_flags): Push timevar and eat padding here. Improve
+ stray token diagnostic.
+ (lex_string): Replace logic with switch statement, eat padding
+ token here.
+
+2004-10-26 Geoffrey Keating <geoffk@apple.com>
+
+ PR 18149
+ * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
+
+2004-10-25 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
+ to 'non-weak'.
+ (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
+ (ASM_MAKE_LABEL_LINKONCE): Delete.
+ (ASM_WEAKEN_DECL): New.
+ (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
+ (ASM_DECLARE_FUNCTION_NAME): Likewise.
+ (TEXT_SECTION_ASM_OP): Add a tab.
+ (DATA_SECTION_ASM_OP): Likewise.
+ (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
+ data_section on every section change.
+ (EXTRA_SECTIONS): Add a bunch of new extra sections.
+ (EXTRA_SECTION_FUNCTIONS): Likewise.
+ (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
+ (JCR_SECTION_NAME): Define.
+ (TARGET_SECTION_TYPE_FLAGS): Don't define.
+ * config/darwin.c (darwin_encode_section_info): A symbol is defined
+ in this file if it is not weak.
+ (textcoal_section): Delete.
+ (datacoal_section): Delete.
+ (darwin_make_decl_one_only): Delete.
+ (machopic_select_section): Handle functions.
+ (darwin_asm_named_section): Add a tab.
+ (darwin_section_type_flags): Delete.
+ (darwin_unique_section): Delete contents.
+ (darwin_emit_unwind_label): Add a tab. Make decls weak if
+ DECL_WEAK is set.
+ * config/darwin-protos.h (darwin_section_type_flags): Delete.
+ (darwin_make_decl_one_only): Delete.
+ (text_coal_section): New.
+ (text_unlikely_section): New.
+ (text_unlikely_coal_section): New.
+ (const_coal_section): New.
+ (data_coal_section): New.
+ (const_data_coal_section): New.
+ * varasm.c (function_section): Honour
+ USE_SELECT_SECTION_FOR_FUNCTIONS.
+ * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
+ TARGET_USES_WEAK_UNWIND_INFO is in effect.
+ * dbxout.c (dbxout_source_file): Don't change sections while
+ a function is being output.
+
+2004-10-25 David Ayers <d.ayers@inode.at>
+
+ * c-common.h: Remove RID_ID.
+ * c-parse.in: Remove OBJECTNAME and references to RID_ID.
+ (typespec_reserved_attr): Add rule for TYPENAME
+ non_empty_protocolrefs.
+ (yylexname): Remove special handling of RID_ID.
+
+2004-10-25 James E Wilson <wilson@specifixinc.com>
+
+ * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
+
+2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/16667
+ * c-parse.in (array_designator): New.
+ (designator): Use it.
+ (initelt): Only permit array_designator without '=', not ".foo".
+
+2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
+ * Makefile.in: removed ggc for cgraphunit.
+ * cgraph.c.dump_cgraph_node: removed static var analysis.
+ * cgraph.h: removed static var analysis data structures and calls.
+ * cgraphunit.c:
+ cgraph_mark_local_and_external_functions:changed name to
+ cgraph_mark_local_functions
+ (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
+ cgraph_reset_static_var_maps,get_global_static_vars_info,
+ get_global_statics_not_read,get_global_statics_not_written,searchc,
+ cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
+ check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
+ scan_for_static_refs,cgraph_characterize_statics_local,
+ clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
+ removed.
+ (cgraph_optimize,init_cgraph): removed calls to static vars analysis
+ * tree-dfa.c find_referenced_vars: removed call to static vars
+ analysis
+ * tree-flow.h static_vars_info: removed
+ * tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
+ removed calls to static vars analysis.
+ get_call_expr_operands: removed callee variable.
+
+2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfg.c (unchecked_make_edge, redirect_edge_succ,
+ redirect_edge_pred): Use VEC_safe_push instead of
+ VEC_safe_insert.
+ * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
+
+2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgloopmanip.c (loopify): Take two more arguments true_edge
+ and false_edge.
+ * cfgloop.h: Adjust the corresponding prototype.
+ * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
+ * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
+
+2004-10-25 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
+ DECL_INCOMING_RTL is NULL.
+
+2004-10-25 Steven Bosscher <stevenb@suse.de>
+
+ * timevar.def (TV_FIND_REFERENCED_VARS): New.
+ * tree-dfa.c (pass_referenced_var): Use it.
+
+2004-10-25 Roger Sayle <roger@eyesopen.com>
+ John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * cse.c: Change encoding of quantity numbers to avoid undefined
+ pointer arithmetic on qty_table.
+ (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
+ (get_cse_reg_info): Initialize reg_qty to a unique negative value.
+ (new_basic_block): Assign "real" quantity numbers from zero.
+ (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
+ REG_QTY to its unique negative value.
+ (merge_equiv_classes): Calculate need_rehash if quantity is valid.
+ (cse_main): Don't include max_reg when determining max_qty.
+ (cse_basic_block): Avoid subtracting a large offset from qty_table,
+ which causes undefined C99 behaviour. Only allocate needed memory.
+
+2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (expand_case): Remove an obsolete comment.
+
+2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/17407
+ * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
+ layout_type as it is already done by build_array_type.
+ * tree.c (build_array_type): Layout the type even
+
+2004-10-25 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
+
+2004-10-25 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
+ with wider-than-32-bit HOST_WIDE_INTs.
+
+2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
+
+ * config/mips/mips.c(mips_output_filename): Remove unused
+ array ltext_label_name
+
+2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
+
+ * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
+
+2004-10-25 Ben Elliston <bje@au.ibm.com>
+
+ * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
+
+2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * predict.c (predict_loops): Call scev_finalize instead of
+ scev_reset.
+
+2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
+ config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
+ config/sh/ushmedia.h, config/sparc/elf.h,
+ config/sparc/sp64-elf.h: Update copyright.
+
+2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (expand_case): Handle the default label outside of
+ the for loop. Remove code to handle a missing default label.
+
+2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * dbxout.c (dbxout_function_decl): Don't use
+ DBX_OUTPUT_FUNCTION_END.
+ * system.h: Poison DBX_OUTPUT_FUNCTION_END.
+ * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
+
+2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/17967
+ * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
+
+2004-10-23 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-dom.c (record_equality): Use loop depth to determine
+ which way to record the equality as well.
+ (loop_depth_of_name): New function.
+
+2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/17793
+ * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
+ through the operand if it is a useless type conversion.
+
+2004-10-23 Ben Elliston <bje@au.ibm.com>
+
+ * cfg.c (remove_edge): Use VEC_unordered_remove.
+ (redirect_edge_succ): Likewise.
+ (redirect_edge_pred): Likewise.
+ * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
+ beyond its end.
+
+2004-10-22 Eric Christopher <echristo@redhat.com>
+
+ * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
+ saves.
+
+2004-10-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md (spe_extendsfdf2): New.
+ (movdf_e500_double): New.
+ (spe_truncdfsf2): New.
+ (spe_absdf2): New.
+ (spe_nabsdf2): New.
+ (spe_negdf2): New.
+ (sub_adddf3): New.
+ (spe_subdf3): New.
+ (spe_muldf3): New.
+ (spe_floatsidf2): New.
+ (spe_floatunssidf2): New.
+ (fix_truncdfsi2): New.
+ (spe_fixuns_truncdfsi2): New.
+
+ * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
+ (fpr_truncdfsf2): New.
+ (negdf2): Change to expander.
+ (fpr_negdf2): New.
+ (fpr_nabsdf2): Name pattern.
+ (adddf3): Change to expander.
+ (fpr_adddf3): Nem.
+ (subdf3): Change to expander.
+ (fpr_subdf3): New.
+ (muldf3): Change to expander.
+ (fpr_muldf3): New.
+ (divdf3): Change to expander.
+ (fpr_divdf3): New.
+ (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
+ (cmpdf): Allow for TARGET_E500_DOUBLE.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-semantics.c (re_push_stmt_list): Remove.
+ * c-common.h: Remove the corresponding prototype.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (asm_op_is_mem_input): Remove.
+ * tree.h: Remove the corresponding prototype.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-gimple.c (is_gimple_constructor_elt): Remove.
+ * tree-gimple.h: Remove the corresponding prototype.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * varasm.c (get_pool_mode_for_function, get_pool_offset):
+ Remove.
+ * rtl.h: Remove the corresponding prototypes.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
+ edge information when we commit ourselves to threading a
+ particular jump.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
+ into worklist instead of their indexes.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
+ final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
+ lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
+ pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
+ tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
+ tree-scalar-evolution.c, tree-ssa-dom.c,
+ tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
+ tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
+ tree-vectorizer.c, vec.h: Fix comment formatting.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
+ libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
+
+2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ptx4.h, config/mcore/mcore-pe.h,
+ config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
+
+2004-10-22 Peter Barada <peter@the-baradas.com>
+
+ * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
+ * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
+ renaming of non-live registers in interrupt functions.
+ * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
+
+2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
+ Use integer for loop counter.
+ (num_ending_zeros): New function.
+ (number_of_iterations_cond): Use num_ending_zeros.
+
+2004-10-21 Aldy Hernandez <aldyh@redhat.com>
+
+ * config.gcc: Add support for --enable-e500_double.
+
+ * config/rs6000/e500-double.h: New file.
+
+ * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
+ TARGET_E500_DOUBLE.
+
+ * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
+ TARGET_E500_DOUBLE.
+
+ * config/rs6000/linuxspe.h: Same.
+
+ * doc/invoke.texi (Option Summary): Document new options for
+ mfloat-gprs.
+ (RS/6000 and PowerPC Options): Same.
+
+ * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
+ function.
+ (rs6000_override_options): Use it. Use
+ SUB3TARGET_OVERRIDE_OPTIONS.
+ Add 8548 to processor_target_table.
+ (rs6000_legitimate_address): Handle e500 doubles.
+ (rs6000_legitimize_address): Same.
+ (rs6000_legitimize_reload_address): Same.
+ (rs6000_hard_regno_nregs): Same.
+ (spe_func_has_64bit_regs_p): Same.
+ (emit_frame_save): Same.
+ (gen_frame_mem_offset): Same.
+ (rs6000_dwarf_register_span): Same.
+ (rs6000_generate_compare): Same.
+ (easy_fp_constant): Same.
+ (legitimate_offset_address_p): Same.
+
+ * config/rs6000/spe.md: (cmdfeq_gpr): New.
+ (tstdfeq_gpr): New.
+ (cmpdfgt_gpr): New.
+ (tstdfgt_gpr): New.
+ (tstdfgt_gpr): New.
+ (cmpdflt_gpr): New.
+ (tstdflt_gpr): New.
+ Add new constants.
+
+2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
+
+ * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
+
+2004-10-21 Zack Weinberg <zack@codesourcery.com>
+
+ * dbxout.c: Remove unnecessary #undefs.
+ (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
+ (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
+ definition into use sites.
+ (cwd): Make local to dbxout_init.
+ (dbxout_init): Restructure cwd-using logic for clarity. Use
+ IS_DIR_SEPARATOR.
+ * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
+ STABS_GCC_MARKER folded in here.
+ * system.h: Poison now-unused macros.
+ * doc/tm.texi: Remove documentation of now-unused macros.
+
+2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/17538
+ * c-opts.c (push_command_line_include): Use the current file
+ name instead of the main one.
+
+2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR objc/17923
+ * tree.c (staticp): A CONST_DECL has static storage if either
+ TREE_STATIC or DECL_EXTERNAL is set.
+ * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
+ have null names.
+
+2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (store_expr): Remove dont_store_target.
+
+2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Speed up by using a worklist.
+
+2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Move a part of it to ...
+ (thread_jumps_from_bb): ... here.
+
+2004-10-21 David Edelsohn <edelsohn@gnu.org>
+
+ * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
+ * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
+
+2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (store_expr): Clean up by renaming want_value to
+ call_param_p.
+
+2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
+ fixup pc here.
+
+2004-10-21 Aldy Hernandez <aldyh@redhat.com>
+
+ PR 18004.
+ * expmed.c (store_bit_field): Pass original 'value' before
+ recursing.
+
+2004-10-21 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
+ * config/arm/ieee754-df.S: Ditto.
+
+2004-10-20 Zack Weinberg <zack@codesourcery.com>
+
+ * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
+ (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
+ Default to 0.
+ (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
+ When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
+ an internal label and an N_SLINE .stabn whose value is the
+ difference between that label and the function entry label.
+ (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
+ but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
+ label and an N_SO stab with an empty string referring to it.
+ (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
+ of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
+ (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
+ (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
+ macro is never defined.
+ * sdbout.c (sdbout_source_line_counter): Delete.
+ (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
+ (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
+ only two arguments.
+ * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
+
+ * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
+ * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
+ definitions (identical to default).
+ * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
+ * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
+ Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
+ DBX_OUTPUT_MAIN_SOURCE_FILE_END.
+ * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
+ * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
+ Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
+ * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
+ * config/alpha/alpha.c: Move declaration of num_source_filenames up.
+ (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
+ (sym_lineno): Delete.
+ (alpha_output_filename): Do not emit N_SOL stabs here. Remove
+ now-unused variable.
+ (alpha_output_lineno): Delete.
+ * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
+ * config/mips/mips.c (mips_output_filename): Don't use
+ ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
+ (mips_output_lineno): Delete.
+ (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
+ * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
+ SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
+ * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
+ * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
+ * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
+ * config/mmix/mmix.h: Likewise.
+ * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
+ * config/mmix/mmix-protos.h: Don't prototype it.
+ * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
+ no need to #undef ASM_OUTPUT_SOURCE_LINE.
+ * config/arm/aout.h: Remove RISCiX-specific definition of
+ DBX_OUTPUT_MAIN_SOURCE_FILENAME.
+ * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
+ ASM_OUTPUT_SOURCE_LINE.
+ * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
+ DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
+ * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
+
+ * doc/tm.texi: Update.
+
+2004-10-20 Richard Henderson <rth@redhat.com>
+
+ * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
+
+2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
+
+ * configure.ac: Revert my previous patch.
+ * configure: Regenerate.
+
+2004-10-20 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.c
+ (rs6000_va_start): Use build_va_arg_indirect_ref.
+ (rs6000_gimplify_va_arg): Likewise.
+
+2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
+
+ PR java/15575
+ * configure.ac: Declare AM_LANGINFO_CODESET.
+ * aclocal.m4: Define AM_LANGINFO_CODESET.
+ * configure, config.in: Rebuilt.
+
+2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (store_expr): Remove code that is run when
+ want_value & 1 is nonzero.
+
+2004-10-20 Mark Mitchell <mark@codesourcery.com>
+
+ * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
+ from function pointer to void *.
+
+2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/18032
+ * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
+ the frame pointer adjustment when exception handling is enabled.
+
+2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stor-layout.c: Fix a comment typo.
+
+2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (store_field): Remove two arguments value_mode and
+ unsignedp.
+ (expand_assignment, store_constructor_field,
+ expand_expr_real_1): Adjust calls to store_field.
+
+2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
+
+ * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
+
+ PR target/17317
+ * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
+ REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
+ base and index register for loads.
+
+ * config/arc/t-arc: Fix multilib handling.
+
+2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
+ don't inspect BLOCK_FOR_INSN for barriers.
+ * emit-rtl.c (emit_barrier_before): Revert last change.
+ (emit_barrier_after, emit_barrier): Ditto.
+
+ * doc/extend.texi (Extended Asm): Warn and provide example
+ solution for using a call-clobbered asm register.
+ (Local Reg Vars): Similar. Cross-reference example.
+
+2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-cfg.c (group_case_labels): Look at the second to last
+ case statement for combing with the default case.
+
+2004-10-19 Richard Hendeson <rth@redhat.com>
+
+ PR 17962
+ * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
+
+2004-10-19 Richard Hendeson <rth@redhat.com>
+
+ * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
+ succeeds, only expand the result.
+
+2004-10-19 Richard Hendeson <rth@redhat.com>
+
+ PR middle-end/17885
+ * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
+ of INDIRECT_REF.
+
+2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
+ loop with goto.
+
+2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (expand_assignment): Remove the last argument.
+ Change the return type to void.
+ * expr.h: Update the prototype of expand_assignment.
+ * function.c (assign_parm_setup_reg): Update a call to
+ expand_assignment.
+ * stmt.c (expand_asm_expr): Likewise.
+
+2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
+ unnecessary assignments to temp. Return const0_rtx.
+
+2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh5_schedule_saves): Fix typo.
+
+2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
+
+ * configure.ac (powerpc-*-darwin*): Require assembler to support
+ .machine directive.
+ * configure: Regenerate.
+
+2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reload1.c (ior_hard_reg_set): Remove.
+ (finish_spills): Use IOR_HARD_REG_SET instead of
+ ior_hard_reg_set.
+
+2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
+ the currently visited word to right.
+
+2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/18045
+ * expmed.c (expand_smod_pow2): Handle modes whose size
+ is greater than that of HOST_WIDE_INT.
+
+2004-10-18 Ziemowit Laski <zlaski@apple.com>
+
+ * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
+
+2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/17813
+ * dojump.c (discard_pending_stack_adjust): New function.
+ (clear_pending_stack_adjust): Call it.
+ * expr.h (discard_pending_stack_adjust): Declare it.
+ * explow.c (emit_stack_save): Emit pending stack adjustments
+ before saving the stack pointer.
+ (emit_stack_restore): Discard pending stack adjustments before
+ restoring the stack pointer.
+
+2004-10-18 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (handle_mode_attribute): Allow scalar->vector
+ type changes yet.
+
+2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
+ value to expand_assignment.
+
+2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
+ thread_jumps.
+ (thread_jumps): Iterate until no new forwarder block arises.
+
+2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
+ (thread_jumps): Use forwardable as cache of
+ tree_forwarder_block_p throughout the function.
+
+2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
+
+2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/15014
+ PR middle-end/16973
+ * tree-cfg.c (remove_bb): If we have a label expression in the
+ basic block and the label we have taken the address, move the
+ label expression to the basic block which is previous in the
+ linked list.
+ (tree_verify_flow_info): Fix printing out the label name of the
+ problematic label expression.
+
+2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
+
+ PR rtl-optimization/18002
+ * simplify-rtx.c (mode_signbit_p): Externalize function...
+ * rtl.h (mode_signbit_p): ... to here.
+ * combine.c (simplify_shift_const): Recognize PLUS signbit as
+ canonical form of XOR signbit and move to outer op.
+
+2004-10-18 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
+ Update all callers.
+ * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
+ Don't call fold_stmt more than once, use bsi_replace.
+
+2004-10-18 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/17656
+ * tree-ssa.c (replace_immediate_uses): When replacing a
+ constant, if the call to fold_stmt produced a different
+ statement, get an appropriate statement pointer by scanning
+ STMT's basic block.
+
+2004-10-18 Richard Henderson <rth@redhat.com>
+
+ * pointer-set.c (hash1): Don't use libm functions in fallback case.
+
+2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/17684
+ * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
+ (stage1-start): Remove and copy libunwind.a and
+ libunwind*$(SHLIB_EXT) instead of libunwind*.
+ (stage2-start): Likewise.
+ (stage3-start): Likewise.
+ (stage4-start): Likewise.
+ (stageprofile-start): Likewise.
+ (stagefeedback-start): Likewise.
+
+ * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
+ the shared library to be created and don't remove the existing
+ shared library.
+ * config/arm/t-netbsd (SHLIB_LINK): Likewise.
+ * config/i386/t-nwld (SHLIB_LINK): Likewise.
+ * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
+ * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
+ * config/sh/t-linux (SHLIB_LINK): Likewise.
+ * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
+ * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
+ * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
+ * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
+
+ * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
+ files.
+
+2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * basic-block.h (reg_set_iterator): New.
+ (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
+ (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
+ (EXECUTE_IF_AND_IN_REG_SET): Likewise.
+ * caller-save.c (save_call_clobbered_regs): Adjust to the new
+ style.
+ * cfgcleanup.c (thread_jump): Likewise.
+ * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
+ * conflict.c (conflict_graph_compute): Likewise.
+ * flow.c (verify_local_live_at_start, update_life_info,
+ initialize_uninitialized_subregs, propagate_one_insn,
+ init_propagate_block_info, free_propagate_block_info,
+ propagate_block, dump_regset): Likewise.
+ * global.c (global_conflicts): Likewise.
+ * graph.c (start_bb): Likewise.
+ * local-alloc.c (update_equiv_regs): Likewise.
+ * loop.c (load_mems): Likewise.
+ * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
+ find_reg, finish_spills): Likewise.
+ * resource.c (mark_target_live_regs): Likewise.
+ * sched-deps.c (sched_analyze_insn): Likewise.
+ * sched-rgn.c (sched-rgn.c): Likewise.
+ * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
+
+2004-10-18 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
+ operand 1 instead of 2
+
+2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * loop-unroll.c: Fix comment typos.
+
+2004-10-18 Revital Eres <eres@il.ibm.com>
+
+ * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
+ * loop-unroll.c: Include varray.h.
+ (struct var_to_expand, struct opt_info): Rename split_ivs_info to
+ opt_info and expand it to support variable expansion.
+ (analyze_insns_in_loop): Rename analyze_ivs_to_split and
+ expand it to support variable expansion.
+ (pt_info_start_duplication): Rename si_info_start_duplication.
+ (apply_opt_in_copies): Rename split_ivs_in_copies and add support
+ to the variable expansion optimization.
+ (free_opt_info): Rename free_si_info.
+ (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
+ expand_var_during_unrolling, insert_var_expansion_initialization,
+ combine_var_copies_in_loop_exit, release_var_copies,
+ get_expansion): New functions.
+ (peel_loop_completely, unroll_loop_constant_iterations,
+ unroll_loop_runtime_iterations, peel_loop_simple,
+ unroll_loop_stupid): Change uses of struct si_info
+ to struct opt_info
+ and add uses of fvariable-expansion-in-unroller flag.
+ * params.def: Add parameter to restrict the number of expansions.
+ * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
+ the number of expansions.
+ * common.opt: (fvariable-expansion-in-unroller): New flag.
+ * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
+
+2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
+ __GXX_MERGED_TYPEINFO_NAMES to 0.
+
+2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
+ handle barriers in a bb by checking that it points to a NULL bb.
+ * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
+ (emit_barrier_after, emit_barrier): Ditto.
+
+2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/extend.texi (Attribute Syntax): Clarify details of
+ attributes on parameters.
+
+2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
+ loop.
+
+2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ Revert:
+ 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-typeck.c (default_function_array_conversion): Always create
+ &a[0] for array types.
+ (build_unary_op): Do not fold &a[x] into a + x.
+
+2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/17925
+ * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
+ block if there is a goto with a locus.
+
+2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/elfos.h, config/gofast.h, config/interix.h,
+ config/netbsd.h, config/svr3.h, config/vxworks.h,
+ config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
+ config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
+ config/alpha/netbsd.h, config/arm/arm-modes.def,
+ config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
+ config/cris/aout.h, config/frv/frv-modes.def,
+ config/i386/beos-elf.h, config/i386/gas.h,
+ config/i386/i386-coff.h, config/i386/i386-modes.def,
+ config/i386/linux.h, config/i386/linux64.h,
+ config/i386/mingw32.h, config/i386/netbsd-elf.h,
+ config/i386/netbsd64.h, config/i386/sco5.h,
+ config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
+ config/ia64/ia64-modes.def, config/ia64/itanium1.md,
+ config/ia64/itanium2.md, config/m68k/m68k-modes.def,
+ config/mips/mips-modes.def, config/mips/sdb.h,
+ config/mips/vr.h, config/mips/vxworks.h,
+ config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
+ config/pa/pa32-linux.h, config/rs6000/40x.md,
+ config/rs6000/7450.md, config/rs6000/8540.md,
+ config/rs6000/linuxspe.h, config/rs6000/power4.md,
+ config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
+ config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
+ config/s390/s390-modes.def, config/sh/elf.h,
+ config/sh/sh-modes.def, config/sh/sh64.h,
+ config/sparc/ultra1_2.md, config/sparc/ultra3.md,
+ config/stormy16/stormy16.md, config/v850/v850-protos.h,
+ config/vax/vax.md: Update copyright.
+
+2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * expr.c (expand_expr_real_1): Remove an obsolete comment.
+
+2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-typeck.c (default_function_array_conversion): Always create
+ &a[0] for array types.
+ (build_unary_op): Do not fold &a[x] into a + x.
+
+2004-10-17 Jakub Jelinek <jakub@redhat.com>
+
+ * pointer-set.c (hash1): Use integer part of 2^64 / phi
+ instead 2^32 / phi if long is 64-bit.
+
+2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
+ RID_PTRVALUE.
+ * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
+ declarations.
+ (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
+ __ptrextent__, __ptrvalue and __ptrvalue__.
+ (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
+ entries.
+
+2004-10-16 Dale Johannesen <dalej@apple.com>
+
+ * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
+
+2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/17766
+ * basic-block.h (enum dom_state): DOM_CONS_OK removed.
+ (dom_info_available_p): Declare.
+ * cfghooks.c (split_block, make_forwarder_block): Use
+ dom_info_available_p.
+ * dominance.c (compute_dom_fast_query, calculate_dominance_info,
+ free_dominance_info, verify_dominators): Ditto.
+ (dom_info_available_p): New function.
+ * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
+ (thread_jumps): Use dom_info_available_p.
+ * tree-complex.c (expand_complex_div_wide): Ditto.
+ * tree-mudflap.c (mf_build_check_statement_for): Ditto.
+
+2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
+ (find_best_candidate): Take also important candidates into account.
+ (find_optimal_iv_set): Initialize important_candidates bitmap.
+
+2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/17560
+ * predict.c (tree_estimate_probability): Mark irreducible
+ loops.
+
+2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/17723
+ * cfgcleanup.c (merge_memattrs): Handle case when
+ MEM_SIZE == NULL_RTX.
+
+2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * toplev.c (dump_file_name): Change type to be const.
+
+2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
+ non_lvalue to stop something being a null pointer constant.
+
+2004-10-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
+ available for TARGET_FPRS.
+ (FUNCTION_VALUE_REGNO_P): Same.
+
+2004-10-15 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Document
+ -maltivec in same style as other ISA options.
+
+2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
+
+ * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
+ definition.
+
+2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
+ collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
+ gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
+ genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
+ gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
+ gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
+ lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
+ predict.def, predict.h, protoize.c, reload.h, resource.h,
+ rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
+ tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
+ unwind-sjlj.c, value-prof.h: Update copyright.
+
+2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * pointer-set.c, tree-vectorizer.c: Fix comment typos.
+
+2004-10-15 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-optimize.c (execute_one_pass): Stop timer right after
+ executing the pass.
+
+2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ Revert:
+ 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
+ PR middle-end/17967
+ Revert:
+ * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
+ (remove_useless_stmts_1): Fold trees we know how to fold.
+
+2004-10-14 David Edelsohn <edelsohn@gnu.org>
+
+ * configure.ac: Add .machine power4 directive when testing for
+ mfcr field.
+ * configure: Regenerate.
+
+2004-10-14 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
+
+2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
+ always.
+
+2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
+ for 'f' if !TARGET_FPRS.
+
+2004-10-14 Richard Henderson <rth@redhat.com>
+
+ PR debug/14492
+ * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
+
+2004-10-14 Richard Henderson <rth@redhat.com>
+
+ PR c/17023
+ * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
+ as error_mark_node.
+ * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
+ instaed of current_function_decl non-null.
+
+2004-10-14 Matt Austern <austern@apple.com>
+
+ * pointer-set.c: New file, special-purpose hash table.
+ * pointer-set.h: New file.
+ * tree.h (struct pointer_set_t): Declare as opaque type.
+ (tree_walk): Last argument is pointer_set_t* now.
+ * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
+ (walk_type_fields):
+ (walk_tree): Convert from htab_t to pointer_set_t for keeping
+ track of which nodes have already been visited.
+ (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
+ * cgraphunit.c (cgraph_create_edges): Likewise.
+ (cgraph_characterize_statics_local): Likewise.
+ * tree-dfa.c (collect_dfa_stats): Likewise.
+ * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
+ pointer_set_t* now.
+ * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
+ * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
+ of walk_subtrees is pointer_set_t* now.
+ * Makefile.in (OBJS-common): add pointer-set.o
+ (tree-inline.o): Depends on pointer-set.h
+ (tree-dfa.o): Likewise
+ (cgraphunit.o): Likewise
+
+2004-10-14 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/darwin.h (ASM_SPEC): Delete.
+ (TARGET_ASM_FILE_START): Define.
+ * config/darwin.h (ASM_SPEC): Define.
+ * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
+ -mlong-double-128, it's the default. Update comment about reason
+ for force_cpusubtype_ALL.
+ * config/rs6000/darwin-vecsave.asm: Supply .machine.
+ * config/rs6000/darwin-world.asm: Likewise.
+ * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
+ (symbolic_operand): Delete #if 0ed code.
+
+2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * stmt.c (add_case_node): Make sure that we have integer
+ constant before calling tree_int_cst_compare.
+
+2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/17967
+ Revert:
+ * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
+ (remove_useless_stmts_1): Fold trees we know how to fold.
+
+2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
+ config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
+ -m64.
+
+2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload.c (find_reloads): When reloading a PLUS with constant
+ operand, make sure the constant is pushed to the constant pool
+ if required.
+ * config/s390/s390.c (s390_secondary_input_reload_class): Remove
+ reload bug workaround.
+ (s390_expand_plus_operand): Likewise.
+
+2004-10-14 David Edelsohn <edelsohn@gnu.org>
+
+ * opts.c (common_handle_option): Do not enable
+ flag_speculative_prefetching for -fprofile-generate/use.
+
+2004-10-14 Devang Patel <dpatel@apple.com>
+
+ PR 17635
+ * tree-if-conv.c (process_phi_nodes): Process latch block.
+ (combine_blocks): Process latch block and update loop structure.
+
+2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
+
+ * tree-vectorizer.c (vect_generate_tmps_on_preheader):
+ (vect_update_ivs_after_vectorizer):
+ (vect_transform_for_unknown_loop_bound):
+ (tree_duplicate_loop_to_edge):
+ (allocate_new_names):
+ (rename_use_op):
+ (rename_def_op):
+ (rename_variables_in_bb):
+ (free_new_names):
+ (rename_variables_in_loop):
+ (copy_phi_nodes):
+ (update_phis_for_duplicate_loop):
+ (update_phi_nodes_for_guard):
+ (make_loop_iterate_ntimes):
+ (tree_duplicate_loop_to_edge_cfg):
+ (add_loop_guard):
+ (vect_analyze_loop_with_symbolic_num_of_iters):
+ (verify_loop_for_duplication):
+ (vect_gen_niters_for_prolog_loop):
+ (vect_update_niters_after_peeling):
+ (vect_update_inits_of_dr):
+ (vect_update_inits_of_drs):
+ (vect_build_loop_niters):
+ (vect_do_peeling_for_alignment): New functions.
+ (vect_transform_loop): Add unknown and known but indivisible loop
+ bound support; add peeling for unalignment support.
+ (vect_analyze_loop_form): Support symbolic number of iterations.
+ (vect_transform_loop_bound): New input parameter.
+ (vect_get_loop_niters): Change input parameter type.
+ (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
+ (vectorizable_store): Allow unaligned access.
+ (vectorize_loops): Add rewrite_into_loop_closed_ssa.
+ (vect_analyze_data_refs_alignment): Allowed one unaligned
+ store.
+ * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
+ to use tree.
+ (LOOP_VINFO_INT_NITERS): New macro.
+ (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
+ (do_peeling_for_alignment):
+ (unaligned_drs): New members of _loop_vec_info.
+ (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
+
+2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
+
+ * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
+ (struct tree_string): Remove "const" qualifier for "str".
+
+2004-10-14 Ira Rosen <irar@il.ibm.com>
+
+ * tree-vectorizer.c (vect_analyze_data_refs): Call
+ vect_get_base_and_bit_offset to get memory tag for array ref.
+ (vect_create_addr_base_for_vector_ref): Remove redundant checks.
+
+2004-10-14 Richard Earnshaw <rearnsha@arm.com>
+
+ * configure.ac: Use $LN_S for creating symlinks (not $LN).
+ * configure: Regenerate.
+
+2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * doc/install.texi (*-*-solaris2*): Update with info about kernel
+ patches to solve spurious testsuite failures.
+
+2004-10-14 Dorit Naishlos <dorit@il.bim.com>
+
+ * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
+ Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
+ (vect_analyze_operations): Make sure the vectorization factor > 1. Add
+ gcc_assert under ENABLE_CHECKING.
+ (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
+ get_vectype_for_scalar_type).
+
+ (vect_get_vec_def_for_operand): Remove redundant variables.
+ (vect_transform_loop): Likewise.
+
+2004-10-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
+ global for -mcaller-super-interworking.
+ (CALLER_INTERWORKING_SLOT_SIZE): New macro.
+ * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
+ CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
+ not need a frame pointer.
+ (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
+ the soft frame pointer offset.
+ (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
+ * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
+ _interwork_{r7,r11}_call_via_rN if some arguments are passed on
+ the stack. Use frame_pointer_needed to choose between them.
+ * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
+ (interwork_with_frame): New macro.
+ (interwork): Add _interwork_{r7,r11}_call_via_rN().
+
+2004-10-14 Ben Elliston <bje@au.ibm.com>
+
+ PR other/17900
+ * diagnostic.c (trim_filename): Fix logic bug in walking backwards
+ up the filename looking for a previous directory separator.
+
+2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (enum c_typespec_kind, struct c_typespec,
+ parser_xref_tag): New.
+ (struct c_declspecs): Add tag_defined_p. Adjust definition of
+ typedef_p.
+ (declspecs_add_type): Adjust prototypes.
+ * c-parse.in (%union): Add tstype.
+ (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
+ typespec_reserved_attr, typespec_nonreserved_nonattr,
+ structsp_attr, structsp_nonattr): Change to tstype. Update
+ actions.
+ * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
+ (declspecs_add_type): Update to take struct c_typespec argument.
+ Set tag_defined_p and typedef_p as appropriate.
+ (xref_tag): Rename to parser_xref_tag and replace by wrapper.
+ Update to return struct c_typespec.
+ (shadow_tag_warned): Don't let empty declarations with qualifiers
+ or storage class specifiers redeclare a tag if a previous
+ declaration is visible.
+
+2004-10-13 Richard Henderson <rth@redhat.com>
+
+ PR debug/15860
+ * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
+ for DECL_INCOMING_RTL.
+
+2004-10-14 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/17984
+ * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
+ trunc_int_for_mode for constants used in shortened mode.
+
+2004-10-13 Richard Henderson <rth@redhat.com>
+
+ PR c/17384
+ * c-common.c (handle_mode_attribute): Disallow mode changes that
+ alter the CODE of the top-level type.
+
+ * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
+ integer from internal limits macros.
+ * config/i386/mm3dnow.h (__v2sf): Fix base type.
+
+2004-10-13 Richard Henderson <rth@redhat.com>
+
+ PR debug/13841
+ * function.c (instantiate_decl): Recurse for CONCAT.
+
+2004-10-13 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
+ andi./andis.
+ (anddi3): Same.
+ (extzvdi_internal1): Add attribute "compare".
+ (extzvdi_internal2): Same.
+
+2004-10-12 Tom Tromey <tromey@redhat.com>
+
+ * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
+
+2004-10-13 Dale Johannesen <dalej@apple.com>
+
+ * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
+
+2004-10-13 Frank Ch. Eigler <fche@redhat.com>
+
+ * toplev.c (compile_file): Call mudflap_finish_file from here ...
+ * c-decl.c (c_write_global_declarations): ... instead of here ...
+ * cp/decl.c (cp_finish_file): ... and here.
+ * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
+
+2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-ssa-dom.c (record_range): Free the element if we are not
+ going to use it.
+
+2004-10-13 Tom Tromey <tromey@redhat.com>
+
+ PR java/15578:
+ * gcc.c (option_map): Added --extdirs and --encoding.
+
+2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/14454
+ * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
+ sparc_can_output_mi_thunk.
+ (sparc_output_mi_thunk): Simplify handling of delta offset. Add
+ handling of vcall offset.
+ (sparc_can_output_mi_thunk): New predicate.
+ * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
+ (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
+ (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
+
+ * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
+
+ * config/sparc/sparc.md (movdi): Remove redundant test.
+
+2004-10-13 Paolo Bonzini <bonzini@gnu.org>
+
+ * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
+ TDF_IPA from -fdump-tree-*-all.
+
+2004-10-13 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
+ * config/arm/arm.c (thumb_find_work_register): Update comments.
+ (arm_load_pic_register): Add argument for scratch register.
+ (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
+ * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
+
+2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-data-ref.c: Fix comment typos.
+
+2004-10-13 Jakub Jelinek <jakub@redhat.com>
+ Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/17724
+ * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
+
+2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
+
+ * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
+ (altivec_builtin_mask_for_store): Likewise.
+ (altivec_init_builtins): Use lang_hooks.builtin_function to
+ create the decls for builtin_altivec_mask_for_load/store.
+
+2004-10-13 Nick Clifton <nickc@redhat.com>
+
+ * config/c4x/c4x.c: Remove inclusion of loop.h.
+
+2004-10-12 Ben Elliston <bje@au.ibm.com>
+
+ * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
+ (ei_container): New; renamed.
+ (ei_start, ei_last): New macros.
+ (ei_start_1, ei_last_1): Renamed from ei_start.
+ (ei_last_1, ei_end_p): Use ei_container() where applicable.
+ (ei_one_before_end_p, ei_next, ei_edge): Likewise.
+ * gcse.c (remove_reachable_equiv_notes): Use ei_container().
+
+2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
+ * cfgloop.c (initialize_loops_parallel_p): New.
+ (flow_loops_find): Initialize the parallel_p field to true for all
+ the loops.
+ * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
+ (estimate_numbers_of_iterations_loop): Infers the loop bounds from
+ the size of the data accessed in the loop.
+ (struct nb_iter_bound): Moved...
+ * cfgloop.h (struct nb_iter_bound): ... here.
+ (estimated_nb_iterations, parallel_p): New fields in struct loop.
+ (record_estimate): Declare extern here.
+ * tree-chrec.c: Fix comments.
+ (nb_vars_in_chrec): New function.
+ * tree-chrec.h (nb_vars_in_chrec): Declared here.
+ * tree-data-ref.c: Don't include lambda.h, that is already included
+ in tree-data-ref.h.
+ (tree_fold_divides_p): Don't check for integer_onep.
+ (tree_fold_bezout): Removed.
+ (gcd): New static duplicated function.
+ (int_divides_p, dump_subscript): New.
+ (dump_data_dependence_relation): Use dump_subscript.
+ (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
+ estimate_niter_from_size_of_data): New.
+ (analyze_array_indexes, analyze_array): Call
+ estimate_niter_from_size_of_data during the detection of array
+ references. Pass in a pointer to the statement that contains the
+ array reference.
+ (all_chrecs_equal_p): New.
+ (compute_distance_vector): Renamed compute_subscript_distance.
+ Deal with multivariate conflict functions.
+ (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
+ DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
+ (non_affine_dependence_relation): New.
+ (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
+ analyze_siv_subscript, analyze_miv_subscript,
+ analyze_overlapping_iterations, subscript_dependence_tester):
+ Initialize and return last_conflicts function.
+ (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
+ compute_overlap_steps_for_affine_1_2): New.
+ (analyze_siv_subscript_affine_cst): Removed.
+ (analyze_subscript_affine_affine): Disprove dependences based on the
+ iteration domains. Solve the univariate dependence case as before,
+ but use lambda_matrix_right_hermite instead of tree_fold_bezout.
+ Implement the multivariate case of 2 versus 1 variables.
+ (build_classic_dist_vector, build_classic_dir_vector): Implement some
+ unhandled cases.
+ (find_data_references_in_loop): Compute and initialize
+ loop->estimated_nb_iterations and loop->parallel_p.
+ (analyze_all_data_dependences): Modify the debug dump order.
+ * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
+ subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
+ (SUB_LAST_CONFLICT, subscript->last_conflict,
+ data_dependence_relation->affine_p, data_dependence_relation->size_vect,
+ DDR_AFFINE_P, DDR_SIZE_VECT): New.
+ (find_data_references_in_loop, initialize_data_dependence_relation,
+ dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
+
+2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
+
+ * configure: Regenerate.
+
+2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
+
+ PR 17892
+ * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
+ (simplify_rhs_and_lookup_avail_expr): Disallow associativity
+ and constant folding of floating point MULT_EXPR/PLUS_EXPR
+ expressions.
+
+2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
+ (s390_gimplify_va_arg): Likewise.
+
+2004-10-12 Daniel Jacobowitz <dan@debian.org>
+
+ * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
+ (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
+ (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
+ * regclass.c (record_address_regs): Remove ifdef. Use
+ REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
+ * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
+ definition.
+ (scan_rtx_address, replace_oldest_value_addr): Use
+ REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
+ * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
+ unnecessary definitions.
+ (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
+ and MODE_BASE_REG_REG_CLASS.
+ * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
+ (MODE_BASE_REG_REG_CLASS): Define.
+ (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
+ (REG_MODE_OK_FOR_REG_BASE_P): Define.
+ * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
+ REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
+
+2004-10-12 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-alias.c (verify_name_tags): New function.
+ (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
+ (verify_alias_info): Call verify_name_tags.
+
+2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR rtl-optimization/17931
+ * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
+ ZERO_EXTRACT in it.
+
+2004-10-12 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_print_operand): Use output_operand_lossage where possible
+ rather than aborting.
+
+2004-10-12 Paul Brook <paul@coudesourcery.com>
+
+ * config.gcc: Add armv6{k,z,zk}
+ * config/arm/arm-cores.def: Add arm1176 and mpcore.
+ * config/arm/tune.md: Regenerate.
+ * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
+ Define.
+ (all_architectures): Add armv6k, armv6z, armv6zk.
+ * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
+ * doc/invoke.texi: Document new arch and cpu values.
+
+2004-10-12 Paul Brook <paul@coodesourcery.com>
+
+ * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
+ meabi=4.
+
+2004-10-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
+ Handle negative constants.
+
+2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/17301
+ * c-typeck.c (convert_arguments): Return error_mark_node if there
+ are too few arguments.
+ (build_function_call): Handle error_mark_node return from
+ convert_arguments.
+
+2004-10-06 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac (symbolic_link): Replace with $LN_S.
+ (Assembler/Linker): Hard link from gas and binutils trees.
+ * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
+ * configure: Regenerate.
+
+2004-10-12 Paul Brook <paul@codesourcery.com>
+
+ * configure.ac: Don't look for host assembler when building a canadian
+ cross.
+ * configure: Regenerate.
+
+2004-10-11 Roger Sayle <roger@eyesopen.com>
+
+ PR other/17361
+ * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
+ (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
+ line options for "-lang-asm" and if found allow any of the C-family
+ front-end options.
+ (c_common_handle_option): Remove last use of permit_fortran_options.
+
+2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (print_operand): Support 'S' format flag.
+ * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
+ ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
+ ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
+ ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
+ ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
+ ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
+ ("*movstricthi"): Likewise.
+ ("*load_multiple_di", "*load_multiple_si"): Likewise.
+ ("*store_multiple_di", "*store_multiple_si"): Likewise.
+ ("*sethiqisi", "*sethihisi"): Likewise.
+ ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
+ ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
+ ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
+ ("*xorqi3", "*xc", "*xc_zero"): Likewise.
+ ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
+
+ ("*tmhi_full"): Fix incorrect op_type attribute.
+
+ ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
+ ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
+ ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
+ ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
+
+2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
+
+ PR middle-end/16266
+ * function.c (temp_slots_at_level): Fix typo which creates too
+ many temp stack slots levels.
+
+2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_trampoline_template): Generate shorter
+ trampoline code.
+ (s390_trampoline_instantiate): Adapt.
+ * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
+
+2004-10-11 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/17657
+ * stmt.c (add_case_node): Add additional type argument. Declare
+ as static to match prototype. Convert the upper and lower bounds
+ to the specified index type. Optimize away case ranges/values
+ that are outside the index type's bounds. Truncate case ranges
+ that span the index type's bounds.
+ (expand_case): Avoid unnessary computation and memory allocation
+ when index type is error_mark_node. Pass index_type as required
+ by change to add_case_node API. No need to convert case range
+ bounds to index_type, this is now done by add_case_node.
+
+2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_offset_p): Add prototype.
+ * config/s390/s390.c (s390_offset_p): New function.
+ * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
+ "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
+ transform Q->Q alternatives to *clc pattern.
+ ("*clc"): Move.
+ ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
+ "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
+ to transform Q->Q alternatives to *mvc pattern.
+ ("*mvc"): Move. Add peephole to merge adjacent MVCs.
+ ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
+ "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
+ transform Q->Q alternatives to *nc pattern.
+ ("*nc"): New insn. New peephole to merge adjacent NCs.
+ ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
+ "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
+ transform Q->Q alternatives to *oc pattern.
+ ("*oc"): New insn. New peephole to merge adjacent OCs.
+ ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
+ transform Q->Q alternatives to *xc pattern.
+ ("*xc"): New insn. New peephole to merge adjacent XCs.
+ ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
+
+2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * gimplify.c (gimple_push_condition): Make sure that we don't
+ have any saved condition cleanup if we were at the top level.
+
+2004-10-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/frv/frv.md (*adddi3_internal): Change name to...
+ (adddi3): ...replacing the exisiting define_expand. Combine
+ alternatives. Fix the range of the constant constraints ('J' instead
+ of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
+ to extract the lower and upper halves of the DImode operands.
+ Always use addi3_lower and adddi3_upper, not the subdi3 forms.
+ (adddi3_lower): Fix the range of the constant constraints and
+ remove the bogus operands[2] check.
+ (adddi3_upper): Use gpr_or_int10_operand as the predicate for
+ operand 2. Use addxi to handle constant operands.
+ (subdi3_lower, subdi3_upper): Don't handle constant operands.
+
+2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gengtype-lex.l: Add commented } & ) characters to unconfuse
+ editor's paren matching. Allow #define inside a struct.
+
+2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/17703
+ part of PR c++/17657
+ * fold-const.c (fold_build_cleanup_point_expr): New function.
+ * tree.h (fold_build_cleanup_point_expr): Prototype.
+
+2004-10-10 Eric Christopher <echristo@redhat.com>
+
+ * dwarf2out.c: Move attribute to subprogram declaration
+ instead of subroutine type.
+
+2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * basic-block.h: Remove the prototypes for can_hoist_insn_p,
+ hoist_insn_after, and hoist_insn_to_edge.
+ * rtl.h: Remove the prototypes for reg_referenced_between_p,
+ no_jumps_between_p, and insn_dependent_p.
+ * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
+ insn_dependent_p, insn_dependent_p_1, hoist_test_store,
+ can_hoist_insn_p, hoist_update_store, hoist_insn_after,
+ hoist_insn_to_edge): Remove.
+
+2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/17881
+ * c-decl.c (grokparms): Don't warn for parameters of incomplete
+ type in declarations that are not definitions except for the case
+ of parameters of void type.
+
+2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c: Fix comment typos.
+
+2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/17301
+ * builtins.c (expand_builtin_va_start): Check for too few
+ arguments to va_start.
+
+2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/17189
+ * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
+ fields a pedwarn. Pedwarn here for unnamed structs/unions if
+ pedantic.
+ * c-parse.in (component_decl): Don't pedwarn here for unnamed
+ fields.
+
+2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/17906
+ * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
+ copy non-gimple reg arguments.
+
+2004-10-09 Roger Sayle <roger@eyesopen.com>
+
+ PR rtl-optimization/17853
+ * simplify-rtx.c (simplify_relational_operation): Correct comment.
+ Reorganize handling of comparison operations with floating point
+ results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
+ Likewise, introduce support for comparison operations with vector
+ result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
+
+ * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
+ * doc/tm.texi: Likewise.
+
+2004-10-09 Steven Bosscher <stevenb@suse.de>
+
+ * regs.h (struct reg_info_def): Remove the last_node_uid and
+ changes_mode fields.
+ (REGNO_LAST_NOTE_UID): Don't define.
+ * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
+ * regmove.c (copy_src_to_dest): Likewise.
+
+2004-10-09 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/17894
+ * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
+ relational comparison operator op needs to be swapped/reversed when
+ C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
+
+2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/17902
+ * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
+ instead of bsi_start.
+ (value_replacement): Likewise.
+ (abs_replacement): Likewise
+
+2004-10-09 Steven Bosscher <stevenb@suse.de>
+
+ * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
+ (expand_gimple_cond_expr, expand_gimple_tailcall,
+ expand_gimple_basic_block): Use it to dump RTL for each stmt.
+ (tree_expand_cfg): Announce full RTL function dump.
+ * tree-optimize.c (execute_one_pass): Use normal RTL printing,
+ not the graph version.
+ * tree-pretty-print.c (dump_generic_node): Allow empty statements
+ in the arms of a COND_EXPR for lowered nodes.
+
+2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
+ atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
+ strtoufix16, strtoufix32, strtoufix64): Declare.
+
+2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-lex.c (interpret_float): Give a pedwarn rather than a warning
+ for an out-of-range floating point constant.
+ * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
+ warning if the target format does not support infinities.
+
+2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * emit-rtl.c (last_label_num, base_label_num): Remove.
+ (max_label_num): Always return label_num.
+ (set_new_last_label_num, restore_emit_status): Remove.
+ (init_emit): Don't initialize last_label_num.
+ * function.c (pop_function_context_from): Don't call
+ restore_emit_status.
+ * function.h: Remove the prototype for restore_emit_status.
+ * rtl.h: Remove the prototype for set_new_last_label_num.
+
+2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (expand_decl_init): Remove.
+ * tree.h: Remove the corresponding prototype.
+
+2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * integrate.c (try_constants, subst_constants, mark_stores):
+ Remove.
+ * integrate.h: Remove the prototype for try_constants.
+
+2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
+ (convert_for_assignment): Handle ic_argpass_nonproto. Add
+ comments about its relevance to errors.
+ (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
+
+2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/16999
+ * c-ppoutput.c (cb_ident): Don't quote string as it is already
+ quoted.
+
+2004-10-08 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
+ reference_node_pool.
+
+2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c: Fix a comment typo.
+
+2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_register_info): Don't save fprs for
+ -msoft-float.
+ (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
+
+2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
+ (TARGET_DEFAULT): Use symbolic values.
+ * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
+ (TARGET_DEFAULT): Use symbolic values.
+ * config/s390/s390.c (s390_backchain_string): Initialize to
+ TARGET_DEFAULT_BACKCHAIN.
+
+2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_mempcpy): Move tree handling code to
+ fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
+ code.
+ (expand_builtin_strcat): Accept a type parameter.
+ (fold_builtin_mempcpy): Accept a type and endp parameter.
+
+ * builtins.c (expand_builtin_strncpy): Delete duplicate code.
+ Accept an `exp' instead of an `arglist'.
+
+2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
+ reverting my 2004-09-07 patch to use build_int_cst.
+
+2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/17245
+ * config/sparc/sparc.c (input_operand): Remove redundant code
+ for handling LO_SUM.
+ (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
+ <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
+ Otherwise only accept it for TFmode if quad move insns are available.
+
+2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
+ common cases will be caught earlier than others.
+
+2004-10-08 Michael Matz <matz@suse.de>
+
+ * loop-doloop.c (doloop_optimize): Extend count.
+
+2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
+ (prefetch): Convert to expander.
+
+2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
+ first argument of CALL.
+ (tls_local_dynamic): Likewise.
+
+2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (enum impl_conv): New.
+ (convert_for_assignment): Use it. Take tree for function called
+ instead of its name. Handle ObjC selectors for diagnostics at
+ start of function. Select diagnostic text within the function
+ using full sentences for diagnsotics. Use %qE to name functions
+ in diagnostics.
+ (convert_arguments, build_modify_expr,
+ c_convert_parm_for_inlining, digest_init, c_finish_return): Update
+ callers to convert_for_assignment.
+ (warn_for_assignment): Remove.
+
+2004-10-08 Nick Clifton <nickc@redhat.com>
+
+ * config/sh/symbian.c (symbian_possibly_export_base_class):
+ Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
+ TYPE_CONTAINS_VPTR_P.
+
+2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
+ fixed registers form all_used_regs. Update call_really_used_regs.
+ (CALL_REALLY_USED_REGISTERS): Define.
+ * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
+ with call_really_used_regs.
+
+2004-10-08 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
+ for -profile as well as -p and -pg.
+
+2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * libgcc2.c (__moddi3): Cast &w to UDWtype*.
+
+2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (tree_block_forwards_to): Remove.
+ * tree-flow.h: Remove the corresponding prototype.
+
+2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
+ for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
+
+2004-10-07 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 3813796
+ * config/rs6000/rs6000.c (rs6000_generate_compare): When
+ flag_trapping_math is in effect, don't generate subtract
+ instructions.
+
+2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
+ * config/s390/s390.c (s390_narrow_logical_operator): New function.
+ (s390_extra_constraint_str): Add 'A' constraints.
+ (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
+ * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
+ (CONSTRAINT_LEN): Likewise.
+ * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
+ ("*andsi3_zarch", "*andsi3_esa"): Likewise.
+ ("*andhi3_zarch", "*andhi3_esa"): Likewise.
+ ("*iordi3"): Add OI alternative and splitter.
+ ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
+ ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
+ ("*xordi3"): Add XI alternative and splitter.
+ ("*xorsi3", "*xorhi3"): Likewise.
+
+2004-10-07 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_function_rodata_section): New function.
+ (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
+
+2004-10-07 Devang Patel <dpatel@apple.com>
+
+ * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
+ UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
+ UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
+ UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
+ UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
+ UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
+ UNSPEC_VCONDU_V16QI): New constant defines.
+ (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
+ vconduv16qi): New patterns.
+ * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
+ * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
+ (get_vec_cmp_insn): Same.
+ (get_vsel_insn): Same.
+ (rs6000_emit_vector_compare): Same.
+ (rs6000_emit_vector_select): Same.
+ (INSN_NOT_AVAILABLE): New.
+
+2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/17749
+ * tree-tailcall.c (find_tail_calls): Check that parameter is
+ a gimple_reg.
+
+2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ia64/ia64.c: Fix a comment typo.
+
+2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/install.texi (*-*-solaris2*): Fix marker for URL.
+
+2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
+
+ PR c++/17115
+ * tree-inline.c (expand_call_inline): Do not warn for functions
+ marked with attribute noinline.
+
+2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/17862
+ * config/sparc/sparc.c (sparc_output_mi_thunk): Set
+ current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
+
+ * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
+ of 0 as 4th argument to pass_by_reference.
+ Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
+
+2004-10-06 Eric Christopher <echristo@redhat.com>
+
+ * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
+ attribute.
+
+2004-10-07 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/17770
+ * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
+
+2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/17791
+ * loop-doloop.c (doloop_modify): Take number of iterations as
+ argument.
+ (doloop_optimize): Extend or shorten the number of iterations
+ when changing mode of counter register.
+ * loop-iv.c (lowpart_subreg): Export.
+ * rtl.h (lowpart_subreg): Declare.
+
+2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/17806
+ * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
+ * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
+ flags moved to split_edge.
+
+2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/17835
+ * expmed.c (expand_sdiv_pow2): Force a stack adjustment
+ before tentatively building the conditional move sequence.
+
+2004-10-07 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/16815
+ * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
+ check.
+ * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
+ function_arg_padding.
+
+2004-10-07 Richard Sandiford <rsandifo@redhat.com>
+
+ PR bootstrap/17857
+ * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
+
+2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * hooks.c (hook_int_void_1, hook_void_int): Remove.
+ * hooks.h: Remove the corresponding prototypes.
+
+2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/17849
+ * tree-nested.c (walk_stmt_info): Add changed field.
+ (convert_nonlocal_reference): Set changed to when we
+ change a decl to unnested decl.
+ <case ADDR_EXPR>: Instead of checking if the immediate part
+ of the ADDR_EXPR changed, check the field changed.
+ Use recompute_tree_invarant_for_addr_expr instead of unsetting
+ TREE_INVARIANT.
+ (convert_local_reference): Set changed to when we
+ change a decl to unnested decl.
+ <case ADDR_EXPR>: Instead of checking if the immediate part
+ of the ADDR_EXPR changed, check the field changed.
+ Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
+
+2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
+ * dwarf2out.c (dwarf2out_init): Remove references to
+ DWARF2_GENERATE_TEXT_SECTION_LABEL.
+ * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
+ * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
+
+2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (convert_arguments): Take expression for called
+ function rather than its name. Handle ObjC selectors directly
+ rather than relying on warn_for_assignment to do so. Call warning
+ directly rather than warn_for_assignment. Use %qE in diagnostics.
+ Say "argument" rather than "arg" in diagnostics.
+ (build_function_call): Update call to convert_arguments.
+
+2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR debug/17787
+ * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
+ ENUMs specially instead of just saying we do.
+
+2004-10-06 Eric Christopher <echristo@redhat.com>
+
+ * dwarf2.h: Sync with include/elf/dwarf2.h
+
+2004-10-06 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
+ and TREE_VEC nodes.
+
+2004-10-06 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
+ to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
+
+2004-10-06 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda-code.c (compute_nest_using_fourier_motzkin): New
+ function.
+ (lambda_compute_auxillary_space): Split from here.
+
+2004-10-06 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
+ * tree-flow.h: Add prototype.
+ * lambda-code.c (invariant_in_loop_and_outer_loops): Use
+ expr_invariant_in_loop.
+
+2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Remove a duplicate check for
+ EXIT_BLOCK_PTR.
+
+2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s_imm_operand): Remove.
+ (s390_pool_operand): Add prototype.
+ * config/s390/s390.c (general_s_operand): Remove.
+ (s_imm_operand): Remove.
+ (s_operand): Merge contents of general_s_operand.
+ (s390_pool_operand): New function.
+ * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
+ * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
+ ("*cmpdi_ccu"): Merge Q->Q alternative.
+ ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
+ ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
+ ("*cli"): Remove.
+ ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
+ ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
+ ("*movstricthi"): Use memory_operand instead of s_imm_operand.
+
+2004-10-06 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
+ call ia64_function_arg_boundary.
+ * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
+ * config/ia64/ia64.c (ia64_function_arg_boundary): New.
+ (ia64_function_arg_advance): Do not put 128 bit floats into
+ FP registers.
+
+2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_strcpy): Delete duplicate code.
+ Accept an expression instead of an arglist.
+ (expand_builtin_stpcpy): Accept an expression instead of an
+ arglist.
+
+2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/16007
+ * doc/install.texi (*-*-solaris2*): Mention potential problem
+ with Sun assembler + GNU linker and C++ programs.
+ Document status of binutils 2.15 release.
+
+2004-10-06 Jan Hubicka <jh@suse.cz>
+
+ * cse.c (cse_main): Kill push/pop context.
+
+2004-10-05 Zack Weinberg <zack@codesourcery.com>
+
+ * pretty-print.c: Include tree.h.
+ (pp_base_prepare_to_format): New function, logic from
+ text_specifies_location.
+ (pp_base_format_text): Use gcc_assert.
+ * pretty-print.h (pp_prepare_to_format): New macro.
+ (pp_base_prepare_to_format): Prototype.
+ * diagnostic.c (text_specifies_location): Delete.
+ (bug_report_request): Delete.
+ (diagnostic_set_info): Don't call text_specifies_location.
+ (diagnostic_action_after_output): Put text from
+ bug_report_request inline here. Use gcc_unreachable.
+ (diagnostic_report_current_function): Fix comment.
+ (diagnostic_report_diagnostic): Clarify logic for error recursion.
+ Call pp_prepare_to_format before diagnostic_starter.
+ (trim_filename): Use IS_DIR_SEPARATOR.
+ (fatal_error, internal_error): Use gcc_unreachable.
+ (error_recursion): Call diagnostic_action_after_output to
+ issue the bug_report_request message and exit.
+ * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
+
+ * c-parse.in: Add list of diagnostic messages to insulate
+ translation template from version of yacc/bison used to
+ compile the grammar.
+
+2004-10-06 Alan Modra <amodra@bigpond.net.au>
+
+ PR 16406
+ * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
+
+2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * basic-block.h: Remove the prototype for
+ flow_preorder_transversal_compute.
+ * cfganal.c (dfst_node): Remove.
+ (flow_preorder_transversal_compute): Likewise.
+ * rtl.h: Remove the prototype for get_jump_table_offset.
+ * rtlanal.c (get_jump_table_offset): Remove.
+
+2004-10-05 Richard Henderson <rth@redhat.com>
+
+ PR 17756
+ * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
+
+2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
+
+ PR bootstrap/17817
+ * Makefile.in: Stage the build directory too.
+
+2004-10-05 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
+
+ * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
+ (frv_emit_move): Same.
+
+ * config/frv/frv.c (frv_emit_move): New.
+ (frv_legitimize_address): New.
+
+ * config/frv/frv.md ("movsi"): Call frv_emit_move.
+ ("movqi"): Same.
+ ("movhi"): Same.
+ ("movdi"): Same.
+ ("movsf"): Same.
+ ("movdf"): Same.
+
+2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
+ system headers.
+
+2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (pushdecl): When an extern declaration at block scope
+ refers to a visible entity with internal linkage, use the old DECL
+ rather than the new one.
+
+2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
+ comments.
+
+2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Remove a duplicate check for
+ an infinite loop.
+
+2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
+ of FOR_BB_BETWEEN. Remove a useless check for unreachable
+ blocks.
+
+2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (cleanup_tree_cfg): Don't call
+ delete_unreachable_blosk() after thread_jumps().
+ (thread_jumps): Always remove basic blocks as they become
+ unreachable.
+
+2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (cleanup_tree_cfg): Remove variable
+ something_changed. Simplify the while loop.
+
+2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_memmove): Delete duplicate code
+ and accept a tree type for the result.
+ (expand_builtin_bcopy): Accept a tree type for the result.
+ (fold_builtin_memmove): Accept an arglist and tree type for
+ the result.
+
+2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_dump_pool): Remove return value.
+ Use gen_pool_align, gen_pool_section_start/end instead of
+ gen_pool_start/end_31/64.
+ * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
+ (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
+ ("pool_start_31", "pool_end_31"): Remove.
+ ("pool_start_64", "pool_end_64"): Likewise.
+ ("pool_align", "pool_section_start", "pool_section_end": New insns.
+
+ * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
+ (TARGET_CANNOT_COPY_INSN_P): Define.
+ (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
+ (struct constant_pool): New member 'execute'.
+ (s390_add_execute, s390_find_execute): New functions.
+ (s390_execute_label, s390_execute_target): Likewise.
+ (s390_dump_pool): Output in-pool execute target templates.
+ (s390_dump_execute): New function.
+ (s390_alloc_pool, s390_free_pool): Handle execute templates.
+ (s390_mainpool_start, s390_mainpool_finish): Likewise.
+ (s390_chunkify_start, s390_chunkify_finish): Likewise.
+ * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
+ ("*execute"): New insn pattern.
+ ("movmem_short", "*movmem_short"): Use splitters to generate
+ explicit execute pattern, remove embedded execute.
+ ("clrmem_short", "*clrmem_short"): Likewise.
+ ("cmpmem_short", "*cmpmem_short"): Likewise.
+
+2004-10-05 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa.c (verify_ssa): Verify phi arguments only
+ contain renamed names.
+
+2004-10-05 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux.h: Formatting, whitespace.
+ * config/rs6000/linux64.h: Likewise.
+ * config/rs6000/rs6000-protos.h: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ (easy_vector_splat_const): Add fall thru comments.
+ (output_vec_const_move): Likewise.
+
+2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in: Update -Wno-error exceptions for move to build dir.
+
+2004-10-05 Chao-Ying Fu <fu@mips.com>
+ Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi (-mpaired-single): Link to the new description of the
+ built-in functions. Document dependencies.
+ (-mips3d): Add link here too.
+ * doc/extend.texi (MIPS Paired-Single Support): New section.
+
+2004-10-04 Chao-ying Fu <fu@mips.com>
+
+ * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
+
+2004-10-04 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize):
+ Initialize OPT_STATS to 0.
+
+2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-data-ref.c: Fix comment typos.
+
+2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
+ the predicate cannot be computed, don't initialize the result to
+ false.
+
+2004-10-01 Eric Christopher <echristo@redhat.com>
+
+ * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
+ locally defined enum.
+ * dwarf2out.c (add_calling_convention_attribute): Don't
+ emit DW_CC_normal.
+
+2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/17178, PR c/17820
+ * c-decl.c (pop_scope): Do not warn about unused static
+ variables as they warned in the middle-end.
+
+2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_memcpy): Delete duplicate code
+ and make the first parameter the expression not the arglist.
+
+2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
+ as valid modes to expand address expressions.
+
+2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
+ c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
+ c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
+ code formatting conventions.
+
+2004-10-03 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
+
+2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR tree-optimization/16632
+ * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
+ fold (A & C) == D into 0, fold ~C. Similarly, for the case
+ where | is used instead of &.
+
+2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ginclude/stddef.h: Fix a comment typo.
+
+2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/17443
+ * config.gcc (i?86-*-solaris2*): Restore correct logic
+ for --enable-threads option.
+ (sparc64-*-solaris2*): Likewise.
+ (sparc-*-solaris2*): Likewise.
+
+2004-10-03 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
+ (OS_MISSING_POWERPC64): Move, and comment.
+ * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
+ (OS_MISSING_POWERPC64): Move, and comment.
+
+2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * arm.c (output_call_mem): Add missing \t.
+
+2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
+ expand_builtin_strncmp): Delete duplicate code.
+
+2004-10-02 Frank Ch. Eigler <fche@redhat.com>
+
+ * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
+ take check-base and -limit arguments.
+ (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
+ check ranges for ARRAY_REF and COMPONENT_REF.
+ (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
+ instrumentation.
+
+2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-objc-common.c (c_tree_printer): Correct description of %E.
+ Don't fall through after printing an expression.
+
+2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
+
+2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
+ delete_unrechable_blocks() only when necessary.
+
+2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
+
+ * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
+ (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
+ (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
+ __gthread_recursive_mutex_unlock): New functions.
+
+2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
+
+ * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
+ * config/s390/tpf-eh.c: Remove file.
+ * config/s390/tpf-unwind.h: New file.
+ * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
+ (MD_UNWIND_SUPPORT): Define.
+
+2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
+
+2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_comparison): Add prototype.
+ * config/s390/s390.c (s390_comparison): New function.
+ (s390_branch_condition_mask): Return -1 for invalid comparisons.
+ (s390_branch_condition_mnemonic): Assert valid comparison.
+ * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
+ * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
+ "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
+ s390_comparison instead of comparison_operator.
+
+ * config/s390/s390.md (UNSPEC_CMPINT): New constant.
+ ("cmpmemdi"): Remove.
+ ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
+ ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
+ ("cmpint_si"): Rename to ...
+ ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
+ ("cmpint_di", "*cmpint_di"): Likewise.
+ * config/s390/s390.c (s390_canonicalize_comparison): Remove
+ redundant UNSPEC_CMPINT conversions.
+ (s390_expand_cmpmem): Adapt to cmpint pattern changes.
+
+2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * collect2.c (COLLECT_PARSE_FLAG): Remove.
+ (main): Remove a reference to COLLECT_PARSE_FLAG
+ * system.h: Poison COLLECT_PARSE_FLAG.
+ * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
+
+2004-10-01 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/crti.asm: Give _init and _fini function type.
+
+2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * common.opt (ftree-loop-ivcanon): Enable by default.
+ * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
+ Enable complete loop unrolling.
+ (canonicalize_induction_variables, tree_unroll_loops_completely):
+ Reset scev info.
+
+2004-10-01 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
+ not register number.
+ (thumb_find_work_register): Search full register range.
+
+2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/17343
+ * tree-cfg.c (group_case_labels): Get the label and not
+ the case expr for the default case.
+ When the label we looking at is the default, decrement the
+ new_size.
+
+2004-10-01 Jan Hubicka <jh@suse.cz>
+
+ * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
+ * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
+ * toplev.h (tree_rest_of_compilation): Update prototype.
+ * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
+
+2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-cfg.c (cleanup_tree_cfg): Pull a call to
+ cleanup_control_flow() out of the while loop.
+
+2004-10-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * tree-vectorizer.c (vectorizable_operation): Fail unless
+ the mode for the vector type is indeed a vector mode.
+
+2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
+ chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
+ of convert.
+ * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
+ add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
+ follow_ssa_edge_in_rhs): Ditto.
+ * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
+ (dump_iv): Dump base_object.
+ (dump_use, dump_cand): Use dump_iv.
+ (determine_base_object): New function.
+ (alloc_iv): Initialize base_object field.
+ (record_use): Clear the ssa_name field of iv.
+ (get_computation_cost_at): Do not use difference of addresses of
+ two different objects.
+ (may_eliminate_iv): Do not require the loop to have just single exit.
+ * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
+ (nonzero_p): New function.
+ (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
+ tree_simplify_using_condition, simplify_using_initial_conditions,
+ loop_niter_by_eval, find_loop_niter_by_eval,
+ estimate_numbers_of_iterations_loop, compare_trees,
+ upper_bound_in_type, lower_bound_in_type,
+ can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
+ fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
+ instead of integer_(non)zerop.
+
+2004-10-01 Jakub Jelinek <jakub@redhat.com>
+
+ Revert
+ 2004-09-29 Jakub Jelinek <jakub@redhat.com>
+
+ * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
+ and TI_VA_LIST_FPR_COUNTER_FIELD.
+ (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
+ * tree-pass.h (pass_stdarg): Add.
+ * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
+ * tree-stdarg.c: New file.
+ * Makefile.in (OBJS-common): Add tree-stdarg.o.
+ (tree-stdarg.o): Add dependencies.
+ * function.h (struct function): Add va_list_gpr_size and
+ va_list_fpr_size fields.
+ * function.c (allocate_struct_function): Initialize them.
+
+ * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
+ va_list_{g,f}pr_counter_field.
+ (ix86_setup_incoming_varargs): Don't do anything if reg_save
+ area will not be used. Only save registers that tree-stdarg.c
+ detected they need saving.
+ (ix86_va_start): Don't set up fields that won't be used.
+
+ * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
+ va_list_{g,f}pr_counter_field.
+ (setup_incoming_varargs): Don't do anything if reg_save
+ area will not be used. Only save registers that tree-stdarg.c
+ detected they need saving.
+ (rs6000_va_start): Don't set up fields that won't be used.
+
+2004-09-30 Eric Christopher <echristo@redhat.com>
+
+ * dwarf2.h (dwarf_calling_convention): Add enum for renesas
+ sh abi.
+ * dwarf2out.c (add_calling_convention_attribute): New function.
+ (gen_subroutine_type_die): Use.
+ * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
+ * target.h (gcc_target): Add dwarf_calling_convention.
+ * hooks.c (hook_int_tree_0): New function.
+ * hooks.h: Prototype.
+ * config/sh/sh.c: Include dwarf2.h.
+ (sh_dwarf_calling_convention): New function.
+ (TARGET_DWARF_CALLING_CONVENTION): Use.
+ * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
+
+2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
+ expand_builtin_strrchr, expand_builtin_strpbrk,
+ expand_builtin_strncat, expand_builtin_strspn,
+ expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
+ code.
+
+2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_expand_logical_operator): Add
+ prototype.
+ (s390_logical_operator_ok_p): Likewise.
+ * config/s390/s390.c (s390_expand_logical_operator): New function.
+ (s390_logical_operator_ok_p): Likewise.
+ * config/s390/s390.md ("anddi3"): New expander.
+ ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
+ ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
+ ("andsi3"): Use s390_expand_logical_operator.
+ ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
+ ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
+ ("andhi3"): New expander.
+ ("*andhi3_zarch", "*andhi3_esa"): New patterns.
+ ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
+ ("andqi3"): New expander.
+ ("*andqi3_zarch", "*andqi3_esa"): New patterns.
+ ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
+ ("iordi3"): New expander.
+ ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
+ ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
+ ("iorsi3"): Use s390_expand_logical_operator.
+ ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
+ ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
+ ("iorhi3"): New expiorer.
+ ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
+ ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
+ ("iorqi3"): New expiorer.
+ ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
+ ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
+ ("xordi3"): New expander.
+ ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
+ ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
+ ("xorsi3"): New expander.
+ ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
+ ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
+ ("xorhi3"): New expander.
+ ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
+ ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
+ ("xorqi3"): New expander.
+ ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
+ ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
+
+2004-09-30 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
+ (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
+ machine mode as the result.
+
+2004-09-30 Ben Elliston <bje@au.ibm.com>
+
+ PR bootstrap/17761
+ * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
+ FOR_EACH_EDGE macros.
+
+2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (readonly_error): Remove.
+ * c-typeck (enum lvalue_use): New.
+ (lvalue_or_else, readonly_error): Use it. All callers changed.
+ (readonly_error): Make static.
+
+2004-09-30 Jan Hubicka <jh@suse.cz>
+
+ PR debug/13974
+ * cfgrtl.c (try_redirect_by_replacing_jump,
+ force_nonfallthru_and_redirect, commit_one_edge_insertion,
+ cfg_layout_merge_blocks): Do not attach any line number information
+ to newly inserted instructions.
+ * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
+ emit_insn_*_noloc.
+ (emit_*insn_before, emit_insn*_after): New.
+ (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
+ existing locators.
+ * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
+ (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
+
+2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
+ (s390_return_address_offset): Remove.
+ (s390_can_eliminate): Add prototype.
+ (s390_initial_elimination_offset): Add prototype.
+ * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
+ (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
+ * config/s390/s390.c (s390_arg_frame_offset): Remove.
+ (s390_return_address_offset): Remove.
+ (s390_can_eliminate, s390_initial_elimination_offset): New functions.
+ (struct machine_function): New member split_branches_pending_p.
+ (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
+ (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
+ (s390_optimize_prologue): Remove base_used argument. Call
+ s390_update_frame_layout instead of s390_register_info. Handle
+ prologue/epilogue insns that touch only RETURN_REGNUM.
+ (s390_reorg): Remove base_used. Clear split_branches_pending_p.
+ (s390_register_info): Remove base_used and return_addr_used
+ arguments, compute special register usage inline. Return live
+ register data to caller.
+ (s390_frame_info): Remove arguments, do not call s390_register_info.
+ (s390_init_frame_layout): New function.
+ (s390_update_frame_layout): Likewise.
+ (s390_emit_prologue): Call s390_update_frame_layout; some code
+ move to there. Do not emit pool placeholder insn if unnecessary.
+
+2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (legitimate_reload_constant_p): Remove
+ floating point constant workaround.
+ (s390_secondary_input_reload_class): Handle PLUS reloads
+ with too-large constant.
+ (s390_expand_plus_operand): Likewise.
+ * config/s390/s390.md ("movdi"): Do not call force_const_mem.
+ ("movsi"): Likewise. Also, remove workaround for non-general
+ operands.
+ ("movdf"): Do not call force_const_mem.
+ ("movsf"): Likewise. Merge expander with *movsf insn.
+ ("*movsf"): Remove, merge with movsf expander.
+
+2004-09-30 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
+ (ENDFILE_SPEC): Define.
+ * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
+
+2004-09-30 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/qrnnd.asm: Mark for noexecstack.
+
+2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * protoize.c, tree-cfg.c: Fix comment typos.
+
+2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/17730
+ * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
+
+2004-09-30 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
+ expressions...
+ (add_pointed_to_expr): ... here.
+ Call add_pointed_to_expr for variables with DECL_INITIAL set.
+ * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
+ pointer variable, if set.
+
+2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sh/sh.c: Follow spelling conventions.
+
+2004-09-29 Richard Henderson <rth@redhat.com>
+
+ * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
+ * doc/tm.texi (DWARF_ZERO_REG): New.
+
+ * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
+ alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
+ * config/alpha/alpha.h (DWARF_ZERO_REG): New.
+
+2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
+ with a PLUS as source operand.
+ (expand_movstr): Likewise.
+ (expand_builtin_stpcpy): Likewise.
+
+2004-09-29 Richard Henderson <rth@redhat.com>
+
+ PR 17739
+ * tree-gimple.c (is_gimple_reg): Reject hard registers.
+ (is_gimple_asm_val): New.
+ * tree-gimple.h (is_gimple_asm_val): Declare.
+ * gimplify.c (gimplify_asm_expr): Use it.
+ * tree-pretty-print.c (print_declaration): Dump hard regs.
+ * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
+ * tree-ssa-pre.c (is_undefined_value): Likewise.
+ * tree-ssa-copy.c (may_propagate_copy): Likewise.
+ (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
+ * tree-ssa.c (warn_uninit): Likewise.
+ * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
+
+2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
+
+ * c-decl.c (merge_decls): Use comptype when comparing
+ types to decide on DECL_SIZE save of olddecl.
+
+2004-09-29 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree.h (INDIRECT_REF_P): New macro.
+ * alias.c (get_alias_set): Use it
+ (nonoverlapping_memrefs_p): Ditto.
+ * emit-rtl.c (mem_expr_equal_p): Ditto.
+ (set_mem_attributes_minus_bitpos): Ditto.
+ (is_gimple_addressable): Ditto.
+ (get_base_address): Ditto.
+ * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
+ * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
+ * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
+ * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
+ (add_address_candidates): Ditto.
+ (rewrite_address_base): Ditto.
+
+2004-09-30 Ben Elliston <bje@au.ibm.com>
+
+ * tree-flow.h (struct bb_ann_d): Remove num_preds member.
+ * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
+ (rewrite_ssa_into_ssa): Likewise.
+ * tree-phinodes.c (create_phi_node): Access the number of
+ predecessor edges using EDGE_COUNT() and not num_preds.
+
+2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/7425
+ * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
+
+2004-09-29 Eric Christopher <echristo@redhat.com>
+
+ * fold-const.c (tree_swap_operands_p): Remove duplicated code.
+
+2004-09-29 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.md (moverside, movemside): With MEM, make sure
+ the address is (plus reg mem).
+
+2004-09-29 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
+
+2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.c (make_node_stat): Fix uninitialized warning. Replace
+ cascaded if ... else if with a switch.
+
+2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
+
+ * read-rtl.c (apply_macro_to_string): Replace index with strchr.
+
+2004-09-29 Jakub Jelinek <jakub@redhat.com>
+
+ * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
+ and TI_VA_LIST_FPR_COUNTER_FIELD.
+ (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
+ * tree-pass.h (pass_stdarg): Add.
+ * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
+ * tree-stdarg.c: New file.
+ * Makefile.in (OBJS-common): Add tree-stdarg.o.
+ (tree-stdarg.o): Add dependencies.
+ * function.h (struct function): Add va_list_gpr_size and
+ va_list_fpr_size fields.
+ * function.c (allocate_struct_function): Initialize them.
+
+ * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
+ va_list_{g,f}pr_counter_field.
+ (ix86_setup_incoming_varargs): Don't do anything if reg_save
+ area will not be used. Only save registers that tree-stdarg.c
+ detected they need saving.
+ (ix86_va_start): Don't set up fields that won't be used.
+
+ * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
+ va_list_{g,f}pr_counter_field.
+ (setup_incoming_varargs): Don't do anything if reg_save
+ area will not be used. Only save registers that tree-stdarg.c
+ detected they need saving.
+ (rs6000_va_start): Don't set up fields that won't be used.
+
+2004-09-29 Jakub Jelinek <jakub@redhat.com>
+
+ * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
+ BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
+ BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
+ BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
+ * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
+ ATTR_NONNULL_1_4): New.
+
+2004-09-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/17697
+ * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
+ cfg if needed.
+
+2004-09-28 Per Bothner <per@bothner.com>
+
+ * profile.c (branch_prob): Pass correct value to output_location,
+ even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
+
+2004-09-28 Richard Henderson <rth@redhat.com>
+
+ PR 15089
+ * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
+ * tree-flow.h (may_propagate_copy_into_asm): Declare.
+ * tree-ssa-ccp.c (replace_uses_in): Use it.
+ * tree-ssa-dom.c (cprop_operand): Likewise.
+
+2004-09-28 Jeff Law <law@redhat.com>
+
+ * tree-ssa-threadupdate.c (create_block_for_threading): Request
+ that no outgoing edges be left in the duplicate block. Do no
+ update information on outgoing edges or PHI nodes in target
+ blocks here.
+ (remove_ctrl_stmt_and_useless_edges): Renamed from
+ remove_last_stmt_and_useless_edges. Handle case where the
+ block is empty or has no control statements. Do not update edge
+ flags here.
+ (thread_block): Create a template block rather than copying the
+ original block every time. Create outgoing edges from the
+ duplicate blocks and update PHIs at the target of the outgoing
+ edges here. Fix edge flags for the original block if necessary.
+ * cfghooks (duplicate_block): No longer assert that the original
+ block has incoming edges.
+
+2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * doc/extend.texi (Extended Asm): Add blurb about using Explicit
+ Reg Vars to enforce register allocation with general constraints.
+ (Explicit Reg Vars): Clarify relation to asm statements.
+ (Local Reg Vars): Similar.
+
+2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
+ TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
+ build_control_flow, new_edge): Remove.
+ (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
+ (bitlst, bitlst_table_last, bitlst_table): Remove.
+ (bblst): Store basic_block pointer instead of block index.
+ (bblst_table): Likewise.
+ (edgelst): Store edge pointer instead of edge index.
+ (edgelst_table, edgelst_last): New variables.
+ (extract_bitlst): Rename to ...
+ (extract_edgelst): ... this. Return edge pointers, not indices.
+ (split_edges): Update call.
+ (rgn_edges): Store edge pointers instead of indices.
+ (edge_to_bit): Remove.
+ (EDGE_TO_BIT): Store per-region edge index in edge->aux.
+ (SET_EDGE_TO_BIT): New macro.
+ (is_cfg_nonregular): Check for simple cases of unreachable blocks.
+ (find_rgns): Remove edge_list parameter. Traverse standard CFG
+ data structures instead of haifa_edge et al. Use edge pointers
+ instead of edge indices everywhere.
+ (compute_dom_prob_ps): Use standard CFG data structures. Account
+ for exit edges.
+ (compute_trg_info): Likewise.
+ (propagate_deps): Likewise.
+ (debug_candidate): Account for bblst data structure change.
+ (check_live_1, update_live_1, is_pfree): Likewise.
+ (IS_REACHABLE): Use standard CFG data structures.
+ (init_ready_list): Update bblst_table/edgelst_table allocation.
+ (schedule_region): Update alloc/cleanup code to data structure
+ changes. Use edge->aux to store per-region edge index.
+ (init_regions): No longer call build_control_flow. Do not
+ create edge list any more.
+
+2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * cse.c (cse_insn): Avoid creating direct non-local jumps.
+ * combine.c (can_combine_p): Likewise.
+ * local-alloc. (update_equiv_regs): Likewise.
+
+2004-09-28 Richard Henderson <rth@redhat.com>
+
+ PR 17531
+ * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
+ Don't check VOIDmode here. Force PLUS operands to common type.
+ (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
+ Pmode if given a non pointer type.
+
+2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR 17531
+ * optabs.c (expand_binop): Force constants to the correct mode.
+
+2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_adjust_cost): Remove.
+ (TARGET_SCHED_ADJUST_COST): Do not redefine.
+ (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
+ * config/s390/s390.md ("main_pool"): Use "larl" type
+ attribute if TARGET_CPU_ZARCH.
+
+2004-09-28 Jakub Jelinek <jakub@redhat.com>
+
+ * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
+ variable.
+
+2004-09-28 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-loop.c (pass_record_bounds): Do not assign a
+ name to the pass.
+
+2004-09-28 Steven Bosscher <stevenb@suse.de>
+
+ * common.opt (flag_gcse_sm): Disable by default.
+ (flag_gcse_las): Likewise.
+ (flag_web): Likewise. Create from this file.
+ * flags.h: Remove flag_web declaration.
+ * toplev.c (flag_web): Likewise.
+ (process_options): Never set flag_web.
+
+2004-09-28 Steven Bosscher <stevenb@suse.de>
+
+ * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
+ * tree-ssa-propagate.c: Include vec.h.
+ (interesting_ssa_edges, varying_ssa_edges): Make these VECs
+ instead of varrays.
+ (cfg_blocks_add): Assert the block is not already in the worklist.
+ Update uses of interesting_ssa_edges and varying_ssa_edges.
+ (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
+ ssa_propagate): Likewise.
+
+2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/16409
+ * c-decl.c (start_decl): Check for initializing incomplete array
+ of VLAs.
+ (build_compound_literal): Check for TYPE being error_mark_node.
+ * c-parse.in (primary): Check for VLA compound literals.
+
+2004-09-28 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
+ with --disable-checking.
+
+2004-09-28 Devang Patel <dpatel@apple.com>
+
+ * tree-pretty-print.c (dump_generic_node): Print vector types.
+
+2004-09-28 Nick Clifton <nickc@redhat.com>
+
+ * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
+ invocation of the function sh_init_cumulative_args.
+ (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
+ (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
+ * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
+ * config/sh/sh.c (sh_init_cumulative_args): New function based
+ on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
+ heuristic added to determine the setting of force_mem when a
+ library function is being called.
+
+2004-09-28 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
+ Skip constant arguments.
+
+2004-09-28 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (create_name_tags): If PTR points to a
+ volatile type, mark the tag volatile.
+ (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
+ volatile.
+
+2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree.def (vec_cond_expr): Fix. Change 'e'
+ to tcc_expression.
+
+2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * basic-block.h: Fix a comment typo.
+
+2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * optabs.c, optabs.h: Fix comment typos.
+
+2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * config/sparc/sparc.md (call_address_struct_value_sp32):
+ Properly mask the immediate field of the 'unimp' instruction.
+ (call_symbolic_struct_value_sp32): Likewise.
+
+2004-09-28 Ben Elliston <bje@au.ibm.com>
+ Steven Bosscher <stevenb@suse.de>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ Merge from edge-vector-branch:
+ * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
+ (struct edge_def): Remove pred_next, succ_next members.
+ (struct basic_block_def): Remove pred, succ members. Add preds
+ and succs members of type VEC(edge).
+ (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
+ (BRANCH_EDGE): Likewise.
+ (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
+ (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
+ (edge_iterator): New.
+ (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
+ (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
+ (FOR_EACH_EDGE): New.
+ * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
+ where applicable.
+ (rotate_loop): Likewise.
+ (find_traces_1_route): Likewise.
+ (bb_to_key): Likewise.
+ (connect_traces): Likewise.
+ (copy_bb_p): Likewise.
+ (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
+ (add_labels_and_missing_jumps): Likewise.
+ (fix_up_fall_thru_edges): Likewise.
+ (find_jump_block): Likewise.
+ (fix_crossing_conditional_branches): Likewise.
+ (fix_crossing_unconditional_branches): Likewise.
+ (add_reg_crossing_jump_notes): Likewise.
+ * bt-load.c (augment_live_range): Likewise.
+ * cfg.c (clear_edges): Likewise.
+ (unchecked_make_edge): Likewise.
+ (cached_make_edge): Likewise.
+ (make_single_succ_edge): Likewise.
+ (remove_edge): Likewise.
+ (redirect_edge_succ_nodup): Likewise.
+ (check_bb_profile): Likewise.
+ (dump_flow_info): Likewise.
+ (alloc_aux_for_edges): Likewise.
+ (clear_aux_for_edges): Likewise.
+ (dump_cfg_bb_info): Likewise.
+ * cfganal.c (forwarder_block_p): Likewise.
+ (can_fallthru): Likewise.
+ (could_fall_through): Likewise.
+ (mark_dfs_back_edges): Likewise.
+ (set_edge_can_fallthru_flag): Likewise.
+ (find_unreachable_blocks): Likewise.
+ (create_edge_list): Likewise.
+ (verify_edge_list): Likewise.
+ (add_noreturn_fake_exit_edges): Likewise.
+ (connect_infinite_loops_to_exit): Likewise.
+ (flow_reverse_top_sort_order_compute): Likewise.
+ (flow_depth_first_order_compute): Likewise.
+ (flow_preorder_transversal_compute): Likewise.
+ (flow_dfs_compute_reverse_execute): Likewise.
+ (dfs_enumerate_from): Likewise.
+ (compute_dominance_frontiers_1): Likewise.
+ * cfgbuild.c (make_edges): Likewise.
+ (compute_outgoing_frequencies): Likewise.
+ (find_many_sub_basic_blocks): Likewise.
+ (find_sub_basic_blocks): Likewise.
+ * cfgcleanup.c (try_simplify_condjump): Likewise.
+ (thread_jump): Likewise.
+ (try_forward_edges): Likewise.
+ (merge_blocks_move): Likewise.
+ (outgoing_edges_match): Likewise.
+ (try_crossjump_to_edge): Likewise.
+ (try_crossjump_bb): Likewise.
+ (try_optimize_cfg): Likewise.
+ (merge_seq_blocks): Likewise.
+ * cfgexpand.c (expand_gimple_tailcall): Likewise.
+ (expand_gimple_basic_block): Likewise.
+ (construct_init_block): Likewise.
+ (construct_exit_block): Likewise.
+ * cfghooks.c (verify_flow_info): Likewise.
+ (dump_bb): Likewise.
+ (delete_basic_block): Likewise.
+ (split_edge): Likewise.
+ (merge_blocks): Likewise.
+ (make_forwarder_block): Likewise.
+ (tidy_fallthru_edges): Likewise.
+ (can_duplicate_block_p): Likewise.
+ (duplicate_block): Likewise.
+ * cfglayout.c (fixup_reorder_chain): Likewise.
+ (fixup_fallthru_exit_predecessor): Likewise.
+ (can_copy_bbs_p): Likewise.
+ (copy_bbs): Likewise.
+ * cfgloop.c (flow_loops_cfg_dump): Likewise.
+ (flow_loop_entry_edges_find): Likewise.
+ (flow_loop_exit_edges_find): Likewise.
+ (flow_loop_nodes_find): Likewise.
+ (mark_single_exit_loops): Likewise.
+ (flow_loop_pre_header_scan): Likewise.
+ (flow_loop_pre_header_find): Likewise.
+ (update_latch_info): Likewise.
+ (canonicalize_loop_headers): Likewise.
+ (flow_loops_find): Likewise.
+ (get_loop_body_in_bfs_order): Likewise.
+ (get_loop_exit_edges): Likewise.
+ (num_loop_branches): Likewise.
+ (verify_loop_structure): Likewise.
+ (loop_latch_edge): Likewise.
+ (loop_preheader_edge): Likewise.
+ * cfgloopanal.c (mark_irreducible_loops): Likewise.
+ (expected_loop_iterations): Likewise.
+ * cfgloopmanip.c (remove_bbs): Likewise.
+ (fix_bb_placement): Likewise.
+ (fix_irreducible_loops): Likewise.
+ (remove_path): Likewise.
+ (scale_bbs_frequencies): Likewise.
+ (loopify): Likewise.
+ (unloop): Likewise.
+ (fix_loop_placement): Likewise.
+ (loop_delete_branch_edge): Likewise.
+ (duplicate_loop_to_header_edge): Likewise.
+ (mfb_keep_just): Likewise.
+ (create_preheader): Likewise.
+ (force_single_succ_latches): Likewise.
+ (loop_split_edge_with): Likewise.
+ (create_loop_notes): Likewise.
+ * cfgrtl.c (rtl_split_block): Likewise.
+ (rtl_merge_blocks): Likewise.
+ (rtl_can_merge_blocks): Likewise.
+ (try_redirect_by_replacing_jump): Likewise.
+ (force_nonfallthru_and_redirect): Likewise.
+ (rtl_tidy_fallthru_edge): Likewise.
+ (commit_one_edge_insertion): Likewise.
+ (commit_edge_insertions): Likewise.
+ (commit_edge_insertions_watch_calls): Likewise.
+ (rtl_verify_flow_info_1): Likewise.
+ (rtl_verify_flow_info): Likewise.
+ (purge_dead_edges): Likewise.
+ (cfg_layout_redirect_edge_and_branch): Likewise.
+ (cfg_layout_can_merge_blocks_p): Likewise.
+ (rtl_flow_call_edges_add): Likewise.
+ * cse.c (cse_cc_succs): Likewise.
+ * df.c (hybrid_search): Likewise.
+ * dominance.c (calc_dfs_tree_nonrec): Likewise.
+ (calc_dfs_tree): Likewise.
+ (calc_idoms): Likewise.
+ (recount_dominator): Likewise.
+ * domwalk.c (walk_dominator_tree): Likewise.
+ * except.c (emit_to_new_bb_before): Likewise.
+ (connect_post_landing_pads): Likewise.
+ (sjlj_emit_function_enter): Likewise.
+ (sjlj_emit_function_exit): Likewise.
+ (finish_eh_generation): Likewise.
+ * final.c (compute_alignments): Likewise.
+ * flow.c (calculate_global_regs_live): Likewise.
+ (initialize_uninitialized_subregs): Likewise.
+ (init_propagate_block_info): Likewise.
+ * function.c (thread_prologue_and_epilogue_insns): Likewise.
+ * gcse.c (find_implicit_sets): Likewise.
+ (bypass_block): Likewise.
+ (bypass_conditional_jumps): Likewise.
+ (compute_pre_data): Likewise.
+ (insert_insn_end_bb): Likewise.
+ (insert_store): Likewise.
+ (remove_reachable_equiv_notes): Likewise.
+ * global.c (global_conflicts): Likewise.
+ (calculate_reg_pav): Likewise.
+ * graph.c (print_rtl_graph_with_bb): Likewise.
+ * ifcvt.c (mark_loop_exit_edges): Likewise.
+ (merge_if_block): Likewise.
+ (find_if_header): Likewise.
+ (block_jumps_and_fallthru_p): Likewise.
+ (find_if_block): Likewise.
+ (find_cond_trap): Likewise.
+ (block_has_only_trap): Likewise.
+ (find_if_case1): Likewise.
+ (find_if_case_2): Likewise.
+ * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
+ (perfect_nestify): Likewise.
+ * lcm.c (compute_antinout_edge): Likewise.
+ (compute_laterin): Likewise.
+ (compute_available): Likewise.
+ (compute_nearerout): Likewise.
+ * loop-doloop.c (doloop_modify): Likewise.
+ * loop-init.c (loop_optimizer_init): Likewise.
+ * loop-invariant.c (find_exits): Likewise.
+ * loop-iv.c (simplify_using_initial_values): Likewise.
+ (check_simple_exit): Likewise.
+ (find_simple_exit): Likewise.
+ * loop-unroll.c (peel_loop_completely): Likewise.
+ (unroll_loop_constant_iterations): Likewise.
+ (unroll_loop_runtime_iterations): Likewise.
+ * loop-unswitch.c (may_unswitch_on): Likewise.
+ (unswitch_loop): Likewise.
+ * modulo-sched.c (generate_prolog_epilog): Likewise.
+ (sms_schedule): Likewise.
+ * postreload-gcse.c (eliminate_partially_redundant_load):
+ Likewise.
+ * predict.c (can_predict_insn_p): Likewise.
+ (set_even_probabilities): Likewise.
+ (combine_predictions_for_bb): Likewise.
+ (predict_loops): Likewise.
+ (estimate_probability): Likewise.
+ (tree_predict_by_opcode): Likewise.
+ (tree_estimate_probability): Likewise.
+ (last_basic_block_p): Likewise.
+ (propagate_freq): Likewise.
+ (estimate_loops_at_level): Likewise.
+ (estimate_bb_frequencies): Likewise.
+ * profile.c (instrument_edges): Likewise.
+ (get_exec_counts): Likewise.
+ (compute_branch_probabilities): Likewise.
+ (branch_prob): Likewise.
+ * ra-build.c (live_in): Likewise.
+ * ra-rewrite.c (rewrite_program2): Likewise.
+ * ra.c (reg_alloc): Likewise.
+ * reg-stack.c (reg_to_stack): Likewise.
+ (convert_regs_entry): Likewise.
+ (compensate_edge): Likewise.
+ (convert_regs_1): Likewise,
+ (convert_regs_2): Likewise.
+ (convert_regs): Likewise.
+ * regrename.c (copyprop_hardreg_forward): Likewise.
+ * reload1.c (fixup_abnormal_edges): Likewise.
+ * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
+ (sbitmap_insersection_of_preds): Likewise.
+ (sbitmap_union_of_succs): Likewise.
+ (sbitmap_union_of_preds): Likewise.
+ * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
+ (fix_basic_block_boundaries): Likewise.
+ (sched_ebbs): Likewise.
+ * sched-rgn.c (build_control_flow): Likewise.
+ (find_rgns): Likewise.
+ * tracer.c (find_best_successor): Likewise.
+ (find_best_predecessor): Likewise.
+ (tail_duplicate): Likewise.
+ * tree-cfg.c (make_edges): Likewise.
+ (make_ctrl_stmt_edges): Likewise.
+ (make_goto_expr_edges): Likewise.
+ (tree_can_merge_blocks_p): Likewise.
+ (tree_merge_blocks): Likewise.
+ (cfg_remove_useless_stmts_bb): Likewise.
+ (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
+ (tree_block_forwards_to): Likewise.
+ (cleanup_control_expr_graph): Likewise.
+ (find_taken_edge): Likewise.
+ (dump_cfg_stats): Likewise.
+ (tree_cfg2vcg): Likewise.
+ (disband_implicit_edges): Likewise.
+ (tree_find_edge_insert_loc): Likewise.
+ (bsi_commit_edge_inserts): Likewise.
+ (tree_split_edge): Likewise.
+ (tree_verify_flow_info): Likewise.
+ (tree_make_forwarder_block): Likewise.
+ (tree_forwarder_block_p): Likewise.
+ (thread_jumps): Likewise.
+ (tree_try_redirect_by_replacing_jump): Likewise.
+ (tree_split_block): Likewise.
+ (add_phi_args_after_copy_bb): Likewise.
+ (rewrite_to_new_ssa_names_bb): Likewise.
+ (dump_function_to_file): Likewise.
+ (print_pred_bbs): Likewise.
+ (print_loop): Likewise.
+ (tree_flow_call_edges_add): Likewise.
+ (split_critical_edges): Likewise.
+ (execute_warn_function_return): Likewise.
+ (extract_true_false_edges_from_block): Likewise.
+ * tree-if-conv.c (tree_if_conversion): Likewise.
+ (if_convertable_bb_p): Likewise.
+ (find_phi_replacement_condition): Likewise.
+ (combine_blocks): Likewise.
+ * tree-into-ssa.c (compute_global_livein): Likewise.
+ (ssa_mark_phi_uses): Likewise.
+ (ssa_rewrite_initialize_block): Likewise.
+ (rewrite_add_phi_arguments): Likewise.
+ (ssa_rewrite_phi_arguments): Likewise.
+ (insert_phi_nodes_for): Likewise.
+ (rewrite_into_ssa): Likewise.
+ (rewrite_ssa_into_ssa): Likewise.
+ * tree-mudflap.c (mf_build_check_statement_for): Likewise.
+ * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
+ (rewrite_trees): Likewise.
+ * tree-pretty-print.c (dump_bb_header): Likewise.
+ (dump_implicit_edges): Likewise.
+ * tree-sra.c (insert_edge_copies): Likewise.
+ (find_obviously_necessary_stmts): Likewise.
+ (remove_data_stmt): Likewise.
+ * tree-ssa-dom.c (thread_across_edge): Likewise.
+ (dom_opt_finalize_block): Likewise.
+ (single_incoming_edge_ignoring_loop_edges): Likewise.
+ (record_equivalences_from_incoming_edges): Likewise.
+ (cprop_into_successor_phis): Likewise.
+ * tree-ssa-live.c (live_worklist): Likewise.
+ (calculate_live_on_entry): Likewise.
+ (calculate_live_on_exit): Likewise.
+ * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
+ (copy_loop_headers): Likewise.
+ * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
+ (fill_always_executed_in): Likewise.
+ * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
+ * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
+ (compute_phi_arg_on_exit): Likewise.
+ * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
+ (get_loops_exit): Likewise.
+ (split_loop_exit_edge): Likewise.
+ (ip_normal_pos): Likewise.
+ * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
+ Likewise.
+ * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
+ (replace_phi_with_stmt): Likewise.
+ (value_replacement): Likewise.
+ * tree-ssa-pre.c (compute_antic_aux): Likewise.
+ (insert_aux): Likewise.
+ (init_pre): Likewise.
+ * tree-ssa-propagate.c (simulate_stmt): Likewise.
+ (simulate_block): Likewise.
+ (ssa_prop_init): Likewise.
+ * tree-ssa-threadupdate.c (thread_block): Likewise.
+ (create_block_for_threading): Likewise.
+ (remove_last_stmt_and_useless_edges): Likewise.
+ * tree-ssa.c (verify_phi_args): Likewise.
+ (verify_ssa): Likewise.
+ * tree_tailcall.c (independent_of_stmt_p): Likewise.
+ (find_tail_calls): Likewise.
+ (eliminate_tail_call): Likewise.
+ (tree_optimize_tail_calls_1): Likewise.
+ * tree-vectorizer.c (vect_transform_loop): Likewise.
+ * var-tracking.c (prologue_stack_adjust): Likewise.
+ (vt_stack_adjustments): Likewise.
+ (vt_find_locations): Likewise.
+ * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
+ * config/i386/i386.c (ix86_pad_returns): Likewise.
+ * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
+
+2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/16532
+ * config/sparc/sparc.c (struct machine_function): New field
+ 'leaf_function_p' and 'prologue_data_valid_p'.
+ (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
+ to conveniently access the above fields.
+ (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
+ (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
+ of the generic flavor 'current_function_uses_only_leaf_regs'.
+ (eligible_for_sibcall_delay): Likewise.
+ (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
+ 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
+ (sparc_asm_function_prologue): Add sanity check for the assumption
+ made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
+ (sparc_can_use_return_insn_p): New function.
+ (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
+ (output_restore): Likewise.
+ (output_sibcall): Likewise.
+ (sparc_output_mi_thunk): Likewise.
+ * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
+ * config/sparc/sparc.md (return): New expander.
+
+ * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
+
+2004-09-27 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/17642
+ * stor-layout.c (layout_decl): Use fold_convert, not convert.
+ (bit_from_pos): Likewise.
+ (byte_from_pos): Likewise.
+ (pos_from_bit): Likewise.
+ (normalize_offset): Likewise.
+ (place_field): Likewise.
+ (finalize_type_size): Likewise.
+ (layout_type): Likewise.
+ * tree.c (build_index_type): Likewise.
+
+2004-09-27 Devang Patel <dpatel@apple.com>
+
+ * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
+ * genopinit.c (optabs): New entry for vcond_gen_code and
+ vcondu_gen_code.
+ * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
+ (get_rtx_code): New function.
+ (vector_compare_rtx): New function.
+ (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
+ (expand_vec_cond_expr_p): New function.
+ (expand_vec_cond_expr): New function.
+ (get_vcond_icode): New function.
+ * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
+ (vcond_gen_code, vcondu_gen_code): Same.
+
+2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in (STAGESTUFF): Split into ...
+ (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
+ (mostlyclean): Update.
+ (stage1-start, stage2-start, stage3-start, stage4-start,
+ stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
+ Move the STAGEMOVESTUFF.
+
+2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * system.h (getpagesize): Return 'int' instead of 'long'.
+
+2004-09-27 Michael Matz <matz@suse.de>
+
+ PR bootstrap/17698
+ PR bootstrap/17702
+ * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
+ bmp_iter_and_init): Shift by bit_in_word.
+
+2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
+
+ * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
+ * configure.ac: Don't sinclude it here.
+ * configure: Regenerate.
+
+2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
+ Handle AND pattern
+
+2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/13804
+ * c-typeck.c (build_component_ref): Name type involved in
+ diagnostic for structure or union without a member of the given
+ name.
+
+2004-09-27 DJ Delorie <dj@redhat.com>
+
+ * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
+ .comm alignment is bytes, not bits.
+
+2004-09-27 Devang Patel <dpatel@apple.com>
+
+ * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
+ (print_call_name): Do not print VEC_COND_EXPR.
+
+2004-09-27 Devang Patel <dpatel@apple.com>
+
+ * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
+
+2004-09-27 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
+
+2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bitmap.h: Fix a comment typo.
+
+2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
+
+ * libgcc2.c (getpagesize): Change type of return value to int.
+
+2004-09-26 Matt Austern <austern@apple.com>
+
+ * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
+ using mmap.
+
+2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
+ EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
+ (bitmap_iterator): New type.
+ (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
+ bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
+ bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
+ bmp_iter_and_init, bmp_iter_and_next): New functions.
+ * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
+ EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
+ use iterator-style EXECUTE_IF_IN_BITMAP macros.
+ * bitmap.c (bitmap_print): Ditto.
+ * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
+ btr_def_live_range): Ditto.
+ * cfganal.c (compute_dominance_frontiers_1) Ditto.
+ * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
+ Ditto.
+ * ddg.c (build_inter_loop_deps): Ditto.
+ * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
+ Ditto.
+ * except.c (remove_eh_handler): Ditto.
+ * flow.c (reg_set_to_hard_reg_set): Ditto.
+ * gcse.c (clear_modify_mem_tables): Ditto.
+ * global.c (build_insn_chain): Ditto.
+ * ifcvt.c (dead_or_predicable): Ditto.
+ * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
+ Ditto.
+ * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
+ * ra-rewrite.c (reloads_to_loads, rewrite_program2,
+ detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
+ * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
+ tree_purge_all_dead_eh_edges): Ditto.
+ * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
+ insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
+ rewrite_ssa_into_ssa): Ditto.
+ * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
+ * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
+ Ditto.
+ * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
+ compute_flow_sensitive_aliasing, maybe_create_global_var,
+ dump_points_to_info_for): Ditto.
+ * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
+ * tree-ssa-dse.c (dse_finalize_block): Ditto.
+ * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
+ calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
+ Ditto.
+ * tree-ssa-loop-ivopts.c (find_induction_variables,
+ find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
+ determine_use_iv_costs, determine_set_costs, find_best_candidate,
+ set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
+ Ditto.
+ * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
+ * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
+ add_call_read_ops): Ditto.
+ * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
+
+2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
+ UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
+
+2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
+ reflect size of memory regions being compared.
+
+2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
+ expressions. Always clear MEM_SIZE and alias set.
+
+2004-09-26 Roger Sayle <roger@eyesopen.com>
+ Giovanni Bajo <giovannibajo@gcc.gnu.org>
+
+ PR middle-end/17112
+ * stor-layout.c (compute_record_mode): For records with a single
+ field, only use the field's mode if its size matches what we'd
+ have choosen for the record ourselves. This forces the use of
+ BLKmode for packed records that don't completely fill a mode.
+
+2004-09-26 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/17151
+ * combine.c (force_to_mode): Remove dubious early return test that
+ inhibits further optimization.
+
+2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * profile.c: Fix a comment typo.
+
+2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR bootstrap/17591
+ * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
+ with varying offset.
+ * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
+ (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
+ ARRAY_REFS.
+ (expr_invariant_in_loop_p): New function.
+ (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
+ component_ref_field_offset for COMPONENT_REFs. Do not allow
+ ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
+ (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
+ MISALIGNED_INDIRECT_REFs.
+ (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
+ (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
+ MISALIGNED_INDIRECT_REFs.
+
+2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/11459
+ * gcc.c (cpp_options, cc1_options): Preserve relative order of
+ -std and -ansi options.
+
+2004-09-26 Jan Hubicka <jh@suse.cz>
+
+ * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
+ for nested functions whose proper parent has not been output.
+
+ * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
+ when re-constructing profile previously invalidated by loop.
+
+2004-09-25 Dale Johannesen <dalej@apple.com>
+
+ * tree-gimple.c: Move GIMPLE definition...
+ * doc/tree-ssa.texi: here.
+
+2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-vectorizer.c: Fix a comment typo.
+
+2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
+ gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
+ lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
+ tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
+
+2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-loop-unswitch.c: Fix a comment typo.
+
+2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/passes.texi: Fix a typo.
+
+2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-optimize.c (init_tree_optimization_passes): Add
+ pass_record_bounds.
+ * tree-pass.h (pass_record_bounds): Declare.
+ * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
+ New pass.
+
+2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/17474
+ * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
+ offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
+
+2004-09-25 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (counts_to_freqs): Make global.
+ * predict.h (counts_to_freqa): Declare.
+ * profile.c (compute_branch_probabilities): Compute frequencies
+ * tree-profile.c (do_tree_profiling): Refine conditional on when
+ tree profiling pass is needed.
+
+ * passes.c (rest_of_handle_cfg): Disable const/pure function
+ detection when doing tree based profiling.
+
+ * tree-inline.c (expand_call_inline): Fix incorrectly reversed
+ conditional.
+
+2004-09-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (struct mips_args): Clarify comments.
+ * config/mips/mips.c (struct mips_arg_info): Likewise.
+ (mips_arg_info): Don't allow fpr_p to affect the register or
+ stack alignment. Remove o64 silliness.
+ (function_arg): Deal with the o32 float,float case specially.
+
+2004-09-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (loadx, storex): Define for V2SF.
+
+2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
+ * config/s390/s390.c (s390_back_chain_rtx): New function.
+ * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
+ Call anti_adjust_stack.
+ ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
+ only if compiling with back chain.
+ ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
+ back chain only if back chain enabled. Use s390_back_chain_rtx.
+
+2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/trouble.texi: Remove obsolete information. Update
+ information on how to regenerate fixincluded headers.
+
+2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/12951
+ * doc/invoke.texi: Document that
+ -Wno-error-implicit-function-declaration is not accepted.
+
+2004-09-24 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
+ * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
+ on TARGET_MAX.
+ (alpha_expand_mov): Allow unaligned vectors.
+ (alpha_expand_unaligned_store): Use CONST0_RTX.
+ (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
+
+2004-09-24 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
+ aliasing rules.
+ (simplify_cond_and_lookup_avail_expr): Likewise.
+
+2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/12802
+ * doc/extend.texi (Unnamed Fields): Remove "." from end of long
+ title. Document interaction with -fms-extensions.
+ * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
+ section.
+
+2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/12713
+ * doc/extend.texi: Document interaction of attribute noreturn and
+ longjmp.
+
+2004-09-24 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/17503
+ * regclass.c (subregs_of_mode): Turn into an htab. Make static.
+ (som_hash, som_eq): New.
+ (init_subregs_of_mode, record_subregs_of_mode): New.
+ (cannot_change_mode_set_regs): Rewrite for htab implementation.
+ (invalid_mode_change_p): Likewise.
+ * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
+ * flow.c (mark_used_regs): Likewise.
+ (life_analysis): Use init_subregs_of_mode.
+ * regs.h (subregs_of_mode): Remove.
+ * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
+
+2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-ssa-phiopt.c (conditional_replacement): Use the correct
+ type with the copy of the conditional.
+
+2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/16954
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
+ Prevent renaming if the aliasing sets of the type which the
+ pointer points to are different.
+
+2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/17188
+ * c-decl.c (diagnose_mismatched_decls): Check for duplicate
+ declarations of enumerators.
+ (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
+ for redefinition. Check for nested redefinition.
+ (finish_struct): Don't check for nested redefinition.
+ (start_enum): Check for nested redefinition.
+
+2004-09-24 Devang Patel <dpatel@apple.com>
+
+ * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
+ only when necesssary.
+ (combine_blocks): Combine loop header and exit block.
+
+2004-09-24 Paolo Bonzini <bonzini@gnu.org>
+
+ * hooks.c (hook_tree_tree_bool_null): New.
+ * hooks.h (hook_tree_tree_bool_null): Declare it.
+ * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
+ * targhooks.c (default_fold_builtin): Remove.
+ * targhooks.h (default_fold_builtin): Remove.
+
+2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR rtl-optimization/17625
+ * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
+
+2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/17624
+ * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
+ Reject if any of the operands occur in an abnormal PHI.
+
+2004-09-24 Andreas Schwab <schwab@suse.de>
+
+ * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
+ rules.
+
+2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
+ if the GNU assembler is used.
+ (sparc-*-solaris2*): Likewise.
+ * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
+ (dbxout_function_end): Protect N_ENSYM with it.
+ (dbxout_begin_prologue): Protect N_BNSYM with it.
+ * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
+ * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
+ * config/sparc/sol2-gas.h: New file.
+
+2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/17369
+ * Makefile.in (@set_gcc_lib_path@): Added.
+
+ * configure.ac: Include ../config/gcc-lib-path.m4. Use
+ TL_AC_GNU_MAKE_GCC_LIB_PATH.
+ * configure: Regenerated.
+
+2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/6980
+ * c-typeck.c (build_c_cast): Improve wording of
+ -Wbad-function-cast diagnostic.
+
+2004-09-23 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/17626
+ * config/cris/cris.md (moverside, movemside): Rename variable
+ "reg" to "otherop". To generate canonical RTX, check that otherop
+ isn't constant instead of checking that operand 1 is a register.
+
+2004-09-23 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
+
+2004-09-23 Diego Novillo <dnovillo@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * tree-flow.h (find_new_referenced_vars): Add prototype.
+ * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
+ Move to...
+ * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
+ ... here.
+ (mark_new_vars_to_rename): Walk through all operands.
+ * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
+ (execute_fold_all_builtins): Use it.
+ (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
+
+2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
+
+ * gthr-tpf.h: New file.
+ * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
+ * gthr.h: Use gthr-tpf.h on TPF OS.
+
+2004-09-23 Jeff Law <law@redhat.com>
+
+ * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
+ than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
+ (substitute_and_fold): Likewise.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
+ except invariants from SSA_NAME_VALUE.
+ (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
+ and SET_SSA_NAME_EQUIV.
+ (restore_vars_to_original_value, record_const_or_copy): Likewise.
+ (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
+ (record_equality, cprop_into_successor_phis): Likewise.
+ (record_equivalences_from_stmt, cprop_operand): Likewise.
+ (lookup_avail_expr): Likewise.
+ * tree-ssa-pre.c (fini_pre): Remove everything except invariants
+ from SSA_NAME_VALUE.
+ * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
+ (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
+ annotation from the VALUE_HANDLE field.
+
+2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
+
+ PR c++/13989
+ PR c++/9844
+ * tree.c (reconstruct_complex_type): Remove extra "this".
+ * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
+ Add V4SFmode to case statement.
+
+2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/16833
+ * doc/extend.texi, doc/invoke.texi: Document interaction of
+ -fno-builtin with format checks. Note that built-in functions
+ have effects beyond generating code that avoids calls to those
+ functions.
+
+2004-09-23 Frank Ch. Eigler <fche@redhat.com>
+
+ PR tree-optimization/17533
+ * dominance.c (verify_dominators): Tolerate even more incorrect
+ dominance data during error message printing.
+ * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
+ and edges more correctly.
+
+2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
+ New tree-codes.
+ * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
+ MISALIGNED_INDIRECT_REF.
+ * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
+ * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
+ Likewise.
+ * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
+ (find_interesting_uses_address): Likewise.
+ * fold-const.c (non_lvalue, operand_equal_p): Likewise.
+ (build_fold_addr_expr_with_type): Likewise.
+ * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
+ * print-rtl.c (print_mem_expr): Likewise.
+ * tree-dump.c (dequeue_and_dump): Likewise.
+ * tree-eh.c (tree_could_trap_p): Likewise.
+ * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
+ * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
+ * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
+ Likewise.
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
+ * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
+ * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
+ * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
+ (add_address_candidates, rewrite_address_base): Likewise.
+ * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
+ Likewise.
+ * tree.c (staticp, build1_stat): Likewise.
+
+ * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
+ * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+ * expr.c (expand_expr_real_1): Likewise.
+
+ * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
+ optabs.
+ (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
+ for the new optabs.
+ (expand_ternary_op): New function.
+ * genopinit.c (optabs): Handle the new optabs.
+ * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
+ (init_optabs): Initialize vec_realign_load_optab.
+ (expand_ternary_op): New functions.
+
+ * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
+ (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
+ (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
+ (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
+ * target.h (struct vectorize): New member for struct gcc_target.
+ (misaligned_mem_ok): New member for targetm.vectorize.
+ (builtin_mask_for_load): Likewise.
+ (builtin_mask_for_store): Likewise.
+ * targethooks.c (default_vect_misaligned_mem_ok): New function.
+ * targethooks.h (default_vect_misaligned_mem_ok): New function.
+
+ * config/rs6000/altivec.md (build_vector_mask_for_load): New
+ define_expand.
+ (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
+ (vec_realign_load_v16qi): New define_insn.
+ * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
+ (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
+ * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
+ (altivec_builtin_mask_for_store): New variables.
+ (rs6000_builtin_mask_for_load): New function. Implements
+ TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
+ (rs6000_builtin_mask_for_store): New function. Implements
+ TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
+ (rs6000_expand_builtin): Expand the target builtins
+ builtin_mask_for_load and builtin_mask_for_store.
+ (altivec_init_builtins): Initialize the new target builtins.
+ * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
+ Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
+
+ * tree-vectorizer.c (vect_create_data_ref): Renamed to
+ vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
+ (vect_create_addr_base_for_vector_ref): Additional argument (offset).
+ (vectorizable_store): Call vect_create_data_ref_ptr with additional
+ arguments, and create an indirect_ref with its return value data_ref.
+ Check aligned_access_p.
+ (vectorizable_load): Handle misaligned loads, using software-pipelined
+ scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
+ vec_realign_load_optab is supported, or using a scheme without
+ software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
+ misaligned_mem_ok is supported.
+
+ (vect_finish_stmt_generation): Typo.
+ (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
+ (vect_analyze_data_refs_alignment): Don't fail vectorization in the
+ presence of misaligned loads.
+ (vect_analyze_data_ref_access): Add check for constant init.
+ (vect_get_symbl_and_dr): Remove duplicate line.
+ * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
+
+2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c: Fix a comment typo.
+
+2004-09-23 Jan Hubicka <jh@suse.cz>
+
+ * profile.c (branch_prob): Do not verify flow info in the middle of the
+ pass.
+
+2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgloop.h (update_single_exits_after_duplication): Declare.
+ (loopify, split_loop_bb): Declaration changed.
+ * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
+ of rtx.
+ (loopify): Added redirect_all_edges argument.
+ (update_single_exits_after_duplication): Export.
+ * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
+ * tree-flow.h (tree_duplicate_loop_to_header_edge,
+ tree_ssa_loop_version): Declare.
+ * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
+ set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
+ lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
+ lv_update_pending_stmts, tree_ssa_loop_version): New functions.
+
+ * tree-ssa-loop-unswitch.c: New file.
+ * Makefile.in (tree-ssa-loop-unswitch.o): Add.
+ * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
+ * tree-flow.h (tree_ssa_unswitch_loops): Declare.
+ * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
+ * tree-pass.h (pass_unswitch): Declare.
+ * tree-ssa-loop.c (tree_ssa_loop_unswitch,
+ gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
+ * doc/passes.texi: Documen tree level loop unswitching.
+
+2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
+
+2004-09-22 Eric Christopher <echristo@redhat.com>
+
+ * builtins.c (simplify_builtin_va_start): Remove.
+ (simplify_builtin): Ditto.
+ (fold_builtin_strchr): Ditto.
+ (simplify_builtin_*): Rename remainders to fold_builtin_*.
+ (expand_builtin): Fix up for above changes.
+ (fold_builtin_1): Add new folders. Change for above.
+ (expand_builtin_va_start): Call fold_builtin_next_arg.
+ * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
+ * tree.h: Remove prototype for simplify_builtin.
+
+2004-09-23 Jan Hubicka <jh@suse.cz>
+
+ PR debug/17389
+ * dwarf2out.c (dwarf2out_finish): Deal with nested functions
+ of fully inlined functions.
+ * tree-inline.c (inline_forbidden_p_1): Nested functions can be
+ inlined.
+
+ * cfgexpand.c (add_reg_br_prob_note): New function.
+ (expand_gimple_cond_expr): Use it.
+ (tree_expand_cfg): No longer kill the profile.
+ * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
+ only if it is present.
+ * passes.c (rest_of_handle_loop_optimize): Kill the profile.
+ * predict.c (combine_predictions_for_insn): Set the probabilities
+ based on REG_BR_PROB note if present.
+ * predict.c (branch_prob): Profile is read only with
+ flag_branch_probabilities.
+
+2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
+
+ * aclocal.m4: Add in gettext's m4 includes.
+ (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
+ * configure.ac: Add in check for iconv.h
+ * configure: Regenerate.
+
+2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
+
+ * aclocal.m4: Update for rename of gettext-sister.m4.
+
+2004-09-22 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/17587
+ * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
+ (insert_aux): Instead of here.
+
+2004-09-22 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/16721
+ * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
+ * tree-ssa-alias.c (create_memory_tag): Move setting of
+ TREE_THIS_VOLATILE ...
+ (get_tmt_for): ... here.
+
+2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.md (cmove splitter): Fix formatting.
+ (conditional_trap expander): Reject inappropriate CCmodes.
+ (conditional trap insn): Use V9 syntax if possible.
+
+2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/16566
+ * c-typeck.c (build_component_ref): Don't special-case
+ COMPOUND_EXPR.
+
+2004-09-22 Frank Ch. Eigler <fche@redhat.com>
+
+ * dominance.c (verify_dominators): Don't SEGV if recount_dominator
+ returns NULL.
+
+2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
+ TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
+ TRUTH_XOR_EXPR): Mention the restriction on types.
+
+2004-09-22 Matt Austern <austern@apple.com>
+
+ * config/darwin.c (darwin_make_decl_one_only):
+ Allow coalesced symbol to appear in static archive's table of contents
+
+2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR tree-optimization/17512
+ * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
+ special cases.
+
+2004-09-22 David Edelsohn <edelsohn@gnu.org>
+
+ * dbxout.c (get_lang_number): Do not define if
+ DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
+
+2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+ PR target/15583
+ * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
+ builtin_define ("__USE_INIT_FINI__").
+
+2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
+
+ * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
+ * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
+ * config/s390/s390.h (TARGET_TPF): New macro.
+ * config/s390/s390.md ("eh_return"): New expander.
+ * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
+ unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
+ (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
+ * config/s390/tpf.h (TARGET_TPF): Define to 1.
+ (STACK_POINTER_OFFSET): Increase to 448.
+ (TARGET_DEFAULT): Set -mtpf-trace on as default.
+ (TPF_LOC_DIFF_OFFSET): New macro.
+ (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
+ encoding.
+ (__isPATrange): Add prototype.
+ (MD_FALLBACK_FRAME_STATE_FOR): Define.
+ * config/s390/tpf-eh.c: New file.
+
+2004-09-22 Diego Novillo <dnovillo@redhat.com>
+
+ * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
+ operands in an integer comparison.
+ * tree-cfg.c (find_taken_edge): Call fold() to determine
+ whether the predicate is known.
+
+2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
+
+ * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
+ * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
+ Create build and doc directories along with the language directories.
+ Don't create doc directory separately.
+ * configure: Regenerate.
+ * Makefile.in: Create all object and executables files built
+ with the build compiler in a build/ directory.
+ (genobjnames): Add missing build objects.
+ (STAGESTUFF): Don't stage the gen* programs.
+ (ggc-none.o): Define dependencies for the target compiler.
+ (build-print-rtl.o): Rename to build/print-rtl.o.
+ (build-errors.o): Rename to build/errors.o.
+ (build-varray.o): Rename to build/varray.o.
+ (maintainerclean): Delete the contents of the build directory.
+ ($(genobjs): %.o): Explicitly use -o.
+ (build/insn-conditions.o): Delete specfic rule to use generic rule.
+ (build/gengtype-lex.o): Likewise.
+ (build/gengtype-yacc.o): Likewise.
+ (build/gcov-iov.o): Likewise.
+
+2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h (VEC_space): Return true if there _is_ space.
+ (VEC_reserve): Adjust.
+
+2004-09-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
+ use FPRs for scalar, complex and vector types only.
+
+2004-09-21 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (opt_stats): Move so that it lives just after
+ the opt_stats_d structure.
+ (vrp_data): Change from a varray into a hash table.
+ (vrp_hash_elt): New structure for elements in the vrp hash table.
+ (vrp_hash, vrp_eq):New functions for hashing and testing equality
+ in the vrp hash table.
+ (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
+ initialization slightly to make it easier to read. No longer need
+ to grow/clear the varray. Instead empty and delete the hash table.
+ (dom_opt_finalize_block): Update due to change of VRP_DATA from
+ a varray to a hash table.
+ (simplify_cond_and_loop_avail_expr, record_range): Similarly.
+
+ * tree-ssa-ccp.c (get_default_value): If we have a constant
+ value recorded for an SSA_NAME, then use that constant as
+ the initial lattice value.
+ (substitute_and_fold): Transfer equivalences discovered into
+ SSA_NAME_EQUIV.
+
+ * tree.h (SSA_NAME_EQUIV): Add comments.
+ (SET_SSA_NAME_EQUIV): Similarly.
+
+2004-09-21 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
+
+ * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
+
+2004-09-21 Mark Mitchell <mark@codesourcery.com>
+
+ * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
+ (finish_decl): Likewise.
+
+2004-09-21 Devang Patel <dpatel@apple.com>
+
+ * tree.def (VEC_COND_EXPR): New tree node.
+ * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
+
+2004-09-21 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
+ * config/rs6000/darwin-world.asm: Likewise.
+
+2004-09-21 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa.c (verify_def): Use print_generic_stmt,
+ not debug_generic_stmt.
+ (verify_use): Ditto.
+ (verify_phi_args): Ditto.
+ (verify_ssa): Ditto.
+
+2004-09-21 Paul Brook <paul@codesourcery.com>
+
+ * varasm.c (default_assemble_integer): Return false for values wider
+ than the target word size. Works around GAS bug.
+
+2004-09-21 Zack Weinberg <zack@codesourcery.com>
+
+ * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
+ gets value 0.
+ * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
+ if it has value 0.
+
+2004-09-21 Daniel Berlin <dberlin@dberlin.org>
+
+ * c-typeck.c (build_function_call): Give name of object
+ we are attempting to call in error message.
+ * c-objc-common.c (c_tree_printer): Call pp_expression,
+ not return false, for 'E' case.
+
+2004-09-21 Steven Bosscher <stevenb@suse.de>
+
+ PR rtl-optimization/17482
+ * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
+ load_killed_in_block_p): Clarify comments.
+ (record_last_reg_set_info): Make static inline.
+ (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
+ (record_opr_changes): New function to replace the above.
+ (compute_hash_table): Clarify comments. Use record_opr_changes.
+ (reg_set_between_after_reload_p): Clean up.
+ (reg_used_between_after_reload_p): Likewise.
+ (eliminate_partially_redundant_load): Clarify comments.
+
+2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/17266
+ * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
+
+2004-09-21 Uros Bizjak <uros@kss-loka.si>
+
+ PR rtl-optimization/14851
+ * rtlanal.c (commutative_operand_precedence): Calculate
+ precedence of stripped constant.
+
+2004-09-20 Jeff Law <law@redhat.com>
+ Jan Hubicka <jh@suse.cz>
+
+ * tree-ssanames.c (make_ssa_name): No longer need to clear, then
+ initialize key elements here.
+ (release_ssa_name): Zero the released SSA_NAME here.
+ * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
+ (struct tree_ssa_name): Add new "equiv" field.
+ * tree-ssa-dom.c (const_and_copies): Kill the global varray.
+ (tree_ssa_dominator_optimize): No longer allocate, resize or
+ clear CONST_AND_COPIES.
+ (get_value_for, set_value_for): Kill.
+ (thread_across_edge): Get/set the equivalency using
+ SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
+ (restore_vars_to_original_value): Likewise.
+ (record_equivalences_from_phis): Likewise.
+ (record_dominating_conditions): Likewise.
+ (record_const_or_copy, record_equality): Likewise.
+ (lookup_avail_expr): Likewise.
+ (record_equivalences_from_stmt, cprop_operand): Likewise.
+ (cprop_into_successor_phis): No longer need to pass around
+ CONST_AND_COPIES. Callers updated. Get equivalences via
+ SSA_NAME_EQUIV.
+ (cprop_into_phis): Likewise.
+
+2004-09-20 Matt Austern <austern@apple.com>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.c (fix_string_type): Build the unqualified array
+ type unconditionally, then use c_build_qualified_type to get
+ the proper const-qualified variant, and set its
+ TYPE_MAIN_VARIANT to refer to the unqualified type.
+ * c-lex.c (c_lex_return_raw_string): New global.
+ (c_lex_with_flags): Honor it.
+ * c-pragma.h: Declare it.
+
+2004-09-20 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
+
+2004-09-21 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/17126
+ * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
+ (tree_rest_of_compilation): Cleanup.
+
+2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_select_rtx_section): Remove.
+ (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
+
+2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
+ note to pretend a direct save from the original register when an
+ intermediate register is used for the save.
+
+2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * tsystem.h (alloca): Provide a default definition.
+
+ Revert:
+ 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+ * unwind-dw2.c: Call __builtin_alloca, not alloca.
+
+2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/17558
+ * tree-ssa-copy.c (may_propagate_copy): Only allow if the
+ aliasing sets are the same rather than just conflicting.
+
+2004-09-20 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/16460
+
+ * cgraph.c (cgraph_unnest_node): New function.
+ (c_finalize): Rename to ....
+ (c_warn_unused_result_recursivly): ... this one; do only the warning
+ (finish_function): Finalize the toplevel function; do not lower nested tree.
+ * cgraph.h (cgraph_unnest_node): Declare.
+ * cgraphunit.c (decide_is_function_needed): Do not use cgraph
+ nestedness datastructure.
+ * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
+ * reload1.c (set_label_offsets): Fix call of set_label_offsets.
+ * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
+
+2004-09-20 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
+ from some_small_symbolic_operand_1; export.
+ (some_small_symbolic_operand): Remove.
+ * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
+ extra C check.
+ * config/alpha/predicates.md (some_small_symbolic_operand): New.
+
+2004-09-20 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (return_prediction): New function.
+ (apply_return_prediction): Likewise.
+ (tree_bb_level_predictions): Likewise.
+ (tree_estimate_probability): Add noreturn exit edges; call
+ bb_level_predictions; fix logic of return heuristics.
+ (predict_paths_leading_to): Rescuesce from old CVS version of
+ process_note_prediction function.
+ * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
+
+2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_frame_info): Added alignment statement for
+ floating point register area on stack.
+
+2004-09-20 Jakub Jelinek <jakub@redhat.com>
+
+ * predict.c (expr_expected_value): Use *_CLASS_P macros.
+
+2004-09-20 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
+ generating useless garbage.
+
+2004-09-20 Paolo Bonzini <bonzini@gnu.org>
+
+ * builtins.c (fold_builtin): Call the new omonymous
+ target hook for machine-dependent built-ins.
+ * target-def.h (TARGET_FOLD_BUILTIN): New.
+ * target.h (struct gcc_target): Add the fold_builtin hook.
+ * targhooks.c (default_fold_builtin): New.
+ * targhooks.h (default_fold_builtin): Declare it.
+
+2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
+ comment typos.
+
+2004-09-20 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/17565
+ * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
+
+2004-09-20 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (estimate_probability): Remove unnecesary code.
+
+2004-09-19 Ira Rosen <irar@il.ibm.com>
+
+ * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
+ (STMT_VINFO_VECT_DR_BASE): Declare.
+ (VECT_SMODULO): Declare.
+ * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
+ (vect_compute_array_base_alignment): New function.
+ (vect_analyze_data_ref_access): Check array indices. Remove one
+ dimensional arrays restriction.
+ (vect_get_ptr_offset): New function.
+ (vect_get_symbl_and_dr): New function.
+ (vect_get_base_and_bit_offset): Support additional data refs. Renamed
+ (former name vect_get_base_decl_and_bit_offset).
+ (vect_create_index_for_array_ref): Removed.
+ (vect_create_index_for_vector_ref): New function.
+ (vect_create_addr_base_for_vector_ref): New function.
+ (vect_create_data_ref): Handle additional data refs. Call
+ vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
+ (vect_compute_data_ref_alignment): Support the changes. Call
+ vect_get_base_and_bit_offset.
+ (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
+ data refs. Store vect_dr_base.
+ (vect_analyze_data_ref_accesses): Support nonconstant init.
+ (new_stmt_vec_info): Initialize vect_dr_base field.
+ (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
+ (get_vectype_for_scalar_type): Check for BLKmode.
+ * tree-chrec.h (initial_condition_in_loop_num): Declare.
+ * tree-chrec.c (initial_condition_in_loop_num): New function.
+ (chrec_component_in_loop_num): New function.
+ (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
+ * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
+ to be pointer to varray_type.
+
+2004-09-19 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (update_bb_profile_after_threading): Declare.
+ * cfg.c (update_bb_profile_after_threading): Break out from ...
+ * cfgcleanup.c (try_forward_edges): ... here; use it.
+ * tree-ssa-dom.c (thread_across_edge): Use it.
+ * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
+ profile of the new BB.
+
+2004-09-19 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (insert_into_set): Don't put
+ is_gimple_min_invariant values into the set.
+
+2004-09-19 Andreas Jaeger <aj@suse.de>
+
+ * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
+ prototype.
+
+2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/cris/cris.h: Preserve the original spelling in a
+ quote.
+
+2004-09-18 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
+ global varrays to replace the block local varrays.
+ (struct dom_walk_block_data): Remove, no longer used.
+ (get_eq_expr_value): No longer need to pass around pointers to local
+ varrays. Callers updated. Unused markers added to unused parameters.
+ (record_range, record_equivalences_from_stmt): Likewise.
+ (record_equivalences_from_incoming_edge): Likewise.
+ (record_var_is_nonzero): Likewise. Update now that we have a
+ single global varray of SSA_NAMEs that need restoring.
+ (dom_opt_initialize_block_local_data): Kill, no longer used.
+ (tree_ssa_dominator_optimize): Initialize new global varrays.
+ Update callbacks in dominator walker structure.
+ (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
+ VRP_VARIABLES_STACK.
+ (restore_nonzero_vars_to_original_value): Update now that we have
+ a single global varray of SSA_NAMEs that need restoring.
+ (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
+ Remove unused variables.
+ (optimize_stmt): Remove unused variable.
+
+2004-09-18 Jan Hubicka <jh@suse.cz>
+
+ * tree-cfg.c (thread_jumps): Fix updating of the profile.
+
+ * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
+ verify_cgraph call.
+
+2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
+ gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
+ optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
+ tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
+ tree-ssa-operands.c, tree-ssa-phiopt.c,
+ tree-ssa-threadupdate.c: Fix comment typos.
+
+2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
+ config/arm/README-interworking, config/arm/arm-cores.def,
+ config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
+ config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
+ config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
+ config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
+ config/frv/frv.md, config/i386/winnt.c,
+ config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
+ config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
+ config/m68hc11/m68hc11.md, config/m68k/m68k.c,
+ config/mcore/mcore.c, config/mips/mips.h,
+ config/mn10300/mn10300.md, config/pa/pa.c,
+ config/pa/pa64-regs.h, config/pdp11/pdp11.c,
+ config/rs6000/rs6000.c, config/sh/symbian.c,
+ config/sparc/sparc.h: Fix comment typos. Follow spelling
+ conventions.
+
+2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/17424
+ * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
+
+2004-09-18 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
+ remove TREE_ADDRESSABLE from RESULT_DECL.
+
+2004-09-18 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
+
+2004-09-18 Jan Hubicka <jh@suse.cz>
+
+ * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
+ NULL.
+ * tree-ssa-alias.c (init_alias_info): Likewise.
+ * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
+ (verify_ssa): Likewise.
+ * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
+
+2004-09-18 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (legitimize_pic_address): Fix splitting of PLUS with
+ huge offset.
+
+2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
+ * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
+ DW_EH_PE_sdata* for data.
+ (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
+
+2004-09-17 Geoffrey Keating <geoffk@apple.com>
+
+ * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
+ shared anyway.
+
+ PR pch/13361
+ * c-typeck.c (constructor_asmspec): Delete.
+ (struct initializer_stack): Delete field 'asmspec'.
+ (start_init): Delete saving of asmspec.
+ (finish_init): Don't update constructor_asmspec.
+ * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
+ * stmt.c (expand_asm): Duplicate strings from tree.
+ (expand_asm_operands): Likewise.
+ * tree.c (tree_size): Update computation of size of STRING_CST.
+ (make_node): Don't make STRING_CST nodes.
+ (build_string): Allocate string with tree node.
+ (tree_code_size): Clean up assertions, don't allow requests
+ for "the size of a STRING_CST".
+ * tree.def (STRING_CST): Update comment.
+ * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
+ (tree_string): Place contents of string in tree node.
+ * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
+ from tree.
+
+2004-09-17 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
+ * objc/Make-lang.in (objc/objc-parse.o): Likewise.
+
+2004-09-17 Jones Desougi <jones@ingate.com>
+
+ * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
+ * configure, config.in: Regenerate.
+
+2004-09-17 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.c, tree.h (tree_class_strings): Make array const.
+ Reindent per coding convention. Move asterisk to proper place
+ per coding convention.
+
+2004-09-18 Andreas Schwab <schwab@suse.de>
+
+ * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
+ (tree-vectorizer.o): Likewise.
+ (targhooks.o): Likewise.
+
+2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * alias.c (find_base_decl): Remove unreachable case '3' block.
+ * expr.c (safe_from_p): Abort if passed a type.
+ * tree-gimple.c (recalculate_side_effects): Abort if passed
+ anything other than an expression.
+ * tree-ssa-pre.c (phi_translate): Return expr immediately if
+ is_gimple_min_invariant is true for it. Reorder cases for clarity.
+ Abort on un-handled tree classes.
+ (valid_in_set): Likewise.
+ * tree.c (tree_code_class_strings): New static data.
+
+ * tree.h (enum tree_code_class): New.
+ (tree_code_class_strings): Declare.
+ (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
+ (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
+ (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
+ (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
+ (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
+
+ * tree.def, c-common.def, objc/objc-tree.def: Use
+ tree_code_class enumeration constants instead of code letters.
+
+ * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
+ * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
+ * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
+ * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
+ * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
+ * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
+ * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
+ * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
+ * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
+ * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
+ * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
+ * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
+ * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
+ Update to match.
+
+ * LANGUAGES: Add note about change.
+
+2004-09-17 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/17319
+ * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
+ examine pointers on the LHS of an assignment.
+ (collect_points_to_info_r): Handle RETURN_EXPR.
+
+2004-09-17 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (const_and_copies_stack): New.
+ (dom_walk_block_data): Remove const_and_copies field.
+ (record_const_or_copy): No longer need to pass in varray_type *.
+ Use CONST_AND_COPIES_STACK rather than passed in block local stack.
+ Callers updated.
+ (record_equality): Similarly.
+ (restore_vars_to_original_value): Similarly. Revamp to use new
+ single global stack rather than per-block stacks.
+ (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
+ (thread_across_edge): Remove now unused parameters.
+ (dom_opt_initialize_block_local_data): No longer test the block
+ local CONST_AND_COPIES.
+ (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
+
+2004-09-17 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/17509
+ * tree-optimize.c (update_inlined_to_pointers): New function.
+ (tree_rest_of_compilation): Use it.
+
+2004-09-17 Devang Patel <dpatel@apple.com>
+
+ * dbxout.c (get_lang_number): New.
+ (dbxout_init): Include lang number in N_SO stab.
+ * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
+ N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
+
+2004-09-17 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/17273
+ * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
+ replacement is a constant.
+
+2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (enum c_typespec_keyword): New.
+ (struct c_declspecs): Adjust description of "type". Remove
+ specbits, explicit_int_p and explicit_char_p. Rename
+ typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
+ short_p, signed_p, unsigned_p and complex_p.
+ (finish_declspecs): New.
+ * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
+ typename): Call finish_declspecs.
+ * c-decl.c (finish_declspecs): New.
+ (declspecs_add_type): Check for combinations which cannot occur in
+ valid specifier lists. Update comments.
+ (shadow_tag_warned): Remove checks done in finish_declspecs.
+ Don't report useless type name if type defaulted to int.
+ (grokdeclarator): Remove checks and actions done in
+ finish_declspecs. Don't allow for type being NULL. Update for
+ datastructures changes. Initialize decl_attr.
+ (build_null_declspecs, quals_from_declspecs): Update for
+ datastructures changes.
+
+2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
+
+ * doc/extend.texi: Fix duplicated word.
+
+2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ * doc/invoke.texi: Remove stray explanation on
+ -freduce-all-givs and -fmove-all-movables.
+
+2004-09-17 James Morrison <phython@gcc.gnu.org>
+
+ * doc/cfg.texi: Use @smallexample.
+ * doc/md.texi: Likewise.
+ * doc/tree-ssa.texi: Likewise.
+ * doc/extend.texi: Likewise. Use @r{} in comments.
+ * doc/trouble.texi: Use @r{} in comments.
+
+2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * configure.ac (gcc_cv_gld_version): Handle whitespace before
+ "VERSION=".
+ * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
+ * configure: Regenerate.
+
+2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
+ (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
+ * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
+ * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
+ slashes in substitutions.
+ (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
+
+2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
+ gimplify.c, lambda-code.c, optabs.c, predict.c,
+ tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
+ tree-ssa.c, vec.h: Fix comment typos. Follow spelling
+ conventions.
+
+2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
+ doc/extend.texi, doc/install.texi, doc/invoke.texi,
+ doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
+ doc/trouble.texi: Use @option around options.
+
+2004-09-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * Makefile.in (gen-protos.o): Depend on errors.h.
+
+2004-09-17 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/17513
+ * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
+ for successors of the entry block.
+
+2004-09-17 Uros Bizjak <uros@kss-loka.si>
+
+ PR rtl-optimization/15187
+ * ifcvt.c (noce_try_cmove_arith): Exit early if total
+ insn_rtx_cost of both branches > BRANCH_COST
+
+2004-09-16 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/17528
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
+ erase the may-alias set for a tag when merging it with
+ another.
+
+2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (call): Extend 32-bit addresses to DImode
+ for 32-bit TARGET_SHMEDIA.
+ (call_value): Likewise.
+
+2004-09-16 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
+ test apply only to TREE_STATIC and DECL_EXTERNAL.
+
+2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
+ * basic-block.h (get_dominated_by_region): Declare.
+ * dominance.c (get_dominated_by_region): New function.
+ * tree-cfg.c: Include cfglayout.h.
+ (tree_duplicate_bb): Duplicate also phi nodes.
+ (struct ssa_name_map_entry): New type.
+ (add_phi_args_after_copy_bb, add_phi_args_after_copy,
+ ssa_name_map_entry_hash, ssa_name_map_entry_eq,
+ allocate_ssa_names, rewrite_to_new_ssa_names_def,
+ rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
+ rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
+ * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
+ add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
+ rewrite_to_new_ssa_names, allocate_ssa_names,
+ rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
+ * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
+ (copy_loop_headers): Use tree_duplicate_sese_region.
+
+2004-09-16 Frank Ch. Eigler <fche@redhat.com>
+
+ * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
+
+2004-09-16 Jeff Law <law@redhat.com>
+
+ * tree-into-ssa.c (block_defs_stack): New toplevel varray.
+ (rewrite_block_data): Remove, no longer used.
+ (rewrite_initialize_block_local_data): Remove, no longer used.
+ (rewrite_initialize_block): Mark parameters as unused as needed.
+ Change references to the block local block_defs to be block_defs_stack.
+ Push a marker onto the block_defs_stack.
+ (ssa_rewrite_initialize_block): Similarly.
+ (rewrite_stmt, ssa_rewrite_stmt): Similarly.
+ (ssa_register_new_def): No longer needs varray argument. Use
+ block_defs_stack instead. No longer handle possibly null block_defs
+ varray. Reverse order of items we push on the stack to make it
+ easier to identify our marker.
+ (register_new_def): No longer handle possibly null block_defs
+ varray.
+ (rewrite_finalize_block): Revamp to look for markers in the global
+ block_defs_stack varray rather than wiping a block local varray.
+ Mark arguments as unused as needed.
+ (ssa_rewrite_finalize_block): Similarly.
+ (rewrite_into_ssa): Update initialization of dom walker structure
+ to reflect that we don't need block local data anymore. Initialize
+ the block_defs_stack varray.
+ (rewrite_ssa_into_ssa): Similarly.
+ * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
+ (struct dom_walk_data): Kill block_defs field.
+ (tree_ssa_dominator_optimize): Initialize block_defs_stack.
+ (thread_across_edge): Use the global block_defs_stack instead of
+ the old block_defs varray.
+ (dom_opt_initialize_block_local_data): Update now that we don't have
+ block_defs field to check anymore.
+ (dom_opt_initialize_block): Push a marker onto block_defs_stack.
+ (restore_currdefs_to_original_value): Use the new block_defs_stack
+ instead of a block local varray.
+ (dom_opt_finalize_block): Similarly.
+ (record_equivalencs_from_phis): Similarly.
+ (optimize_stmt, register_definitions_for_stmt): Similarly.
+
+2004-09-16 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/17517
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
+ coalesce same-root variables without checking for abnormal PHI usage.
+
+2004-09-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * cfgloop.h (duplicate_loop): Add prototype.
+ * cfgloopmanip.c (duplicate_loop): Make non-static.
+ * lambda-code.c (perfect_nestify): Factor out test whether
+ we can handle this loop into separate function.
+ Call it.
+ (can_convert_to_perfect_nest): New function.
+ (replace_uses_of_x_with_y): Add modify_stmt call.
+ * tree-loop-linear.c (linear_transform_loops): Call
+ rewrite_into_loop_closed_ssa and free_df.
+
+2004-09-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
+ loop invariant as well.
+ (perfect_nestify): new function.
+ (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
+ upper bounds, and steps.
+ Set outerinductionvar properly.
+ (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
+ parameters.
+ Return NULL if we need a perfect loop and can't make one.
+ (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
+ (not_interesting_stmt): New function.
+ (phi_loop_edge_uses_def): Ditto.
+ (stmt_uses_phi_result): Ditto.
+ (stmt_is_bumper_for_loop): Ditto.
+ (perfect_nest_p): Ditto.
+ (nestify_update_pending_stmts): Ditto.
+ (replace_uses_of_x_with_y): Ditto.
+ (stmt_uses_op): Ditto.
+ (perfect_nestify): Ditto.
+ * lambda-mat.c (lambda_matrix_id_p): New function.
+ * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
+ * lambda.h: Update prototypes.
+ * tree-loop-linear (linear_transform_loop): Use new
+ perfect_nest_p. Detect and ignore identity transform.
+ * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
+
+2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-loop-linear.c (gather_interchange_stats): Add more comments.
+ Gather also strides of accessed data. Pass in the data references
+ array.
+ (try_interchange_loops): Add a new heuristic for handling the temporal
+ locality. Pass in the data references array.
+ (linear_transform_loops): Pass the data references array to
+ try_interchange_loops.
+
+2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/invoke.texi: Fix typos. Follow spelling conventions.
+
+2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/c-tree.texi (Classes): Remove index entries for
+ TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
+
+2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * fold-const.c (fold): Fold difference of addresses.
+ (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
+ get_inner_reference.
+ * tree-ssa-loop-ivopts.c (peel_address): Removed.
+ (ptr_difference_const): Moved to fold-const.c.
+ (split_address_cost): Use get_inner_reference instead of peel_address.
+ (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
+ * tree.h (ptr_difference_const): Export.
+
+ * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
+ variable type to the dump. Fix indentation.
+ (idx_find_step): Handle nonconstant array_ref_element_size and
+ array_ref_low_bound.
+ (idx_record_use): Handle array_ref_element_size and
+ array_ref_low_bound.
+ (find_interesting_uses_stmt): Handle memory = nontrivial_expression
+ statements correctly.
+ (get_computation_at, iv_value): Do not unshare expressions here.
+ (rewrite_use_outer): Unshare the expression before it is emitted
+ to code.
+ * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
+ Moved to tree.c.
+ * tree.c (unsigned_type_for, signed_type_for): Moved from
+ tree-ssa-loop-niter.c. Use langhooks.
+ * tree.h (signed_type_for): Export.
+
+2004-09-16 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
+ prototype.
+
+2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/11572
+ * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
+ Add two parameters to extra_includes.
+ (C_INCPATH_INIT): Remove.
+ * c-incpath.c (register_include_chains): Call extra_pre_includes
+ before adding the standard include directory.
+ Update call to extra_includes.
+ (!defined TARGET_EXTRA_INCLUDES): Update
+ hook_void_charptr_charptr_int and add !define
+ TARGET_EXTRA_PRE_INCLUDES.
+ (!define TARGET_EXTRA_INCLUDES): Define as
+ hook_void_charptr_charptr_int.
+ (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
+ (target_c_incpath): Always declare.
+ * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
+ empty function.
+ (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
+ * config/darwin.h: (darwin_register_frameworks): Update for
+ the two new parameters.
+ (darwin_register_objc_includes): Add prototype.
+ (TARGET_EXTRA_PRE_INCLUDES): Define.
+ * config/darwin-c.c (darwin_register_objc_includes): New function.
+ (darwin_register_frameworks): Update for the two new parameters.
+ (target_c_incpath): Remove.
+ * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
+ the compile line.
+ * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
+ parameters.
+ (TARGET_EXTRA_PRE_INCLUDES): Document.
+
+ * gcc.c (spec_function): Add replace-outfile.
+ (replace_outfile_spec_function): New function.
+ * config/darwin.h (LINK_SPEC): Add replace
+ -lobjc with -lobjc-gnu if -fgnu-runtime is
+ supplied.
+ * invoke.texi (replace-outfile): Document.
+
+2004-09-13 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (expr_expected_value, strip_builtin_expect): New function.
+ (tree_predict_by_opcode): Use it.
+ (tree_estimate_probability): Add, for now disabled,
+ strip_builtin_expect call.
+
+2004-09-15 James E Wilson <wilson@specifixinc.com>
+
+ PR target/17455
+ * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
+ if current_function_decl is a sibcall.
+
+2004-09-15 Mark Mitchell <mark@codesourcery.com>
+
+ * varasm.c (default_function_rdodata_section): Make sure to pass
+ along a decl for a link-once section.
+
+2004-09-15 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
+ warning with code disable. Fix formatting.
+
+2004-09-15 Steven Bosscher <stevenb@suse.de>
+
+ * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
+ * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
+ after propagating into an ADDR_EXPR.
+
+2004-09-15 Andrew Pinski <apinski@apple.com>
+
+ PR rtl-opt/17427
+ * gcse.c (process_insert_insn): insn_invalid_p has side effects.
+ Move it out of gcc_assert.
+
+2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
+ except.c, fold-const.c, function.c, langhooks.c, params.c,
+ reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
+ tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
+ for quoting in diagnostics going through pretty-print.c. Use ''
+ for quoting in other diagnostic text.
+ * langhooks.c: Include intl.h. Mark text locating diagnostics for
+ translation.
+ * Makefile.in (langhooks.o): Update dependencies.
+ * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
+ formats.
+
+2004-09-15 Mark Mitchell <mark@codesourcery.com>
+
+ * configure.ac: Check for COMDAT support. Robustify check for
+ SHF_MERGE support.
+ * configure: Regenerated.
+ * config.in: Likewise.
+ * langhooks-def.h (lhd_comdat_group): New function.
+ (LANG_HOOKS_COMDAT_GROUP): New macro.
+ (LANG_HOOKS_DECLS): Use it.
+ * langhooks.c (lhd_comdat_group): Define.
+ * langhooks.h (lang_hooks_for_decls): Add comdat_group.
+ * output.h (named_section_flags): Make it a macro.
+ (named_section_real): New function.
+ (default_no_named_section): Add decl parameter.
+ (default_elf_asm_named_section): Likewise.
+ (default_coff_asm_named_section): Likewise.
+ (default_pe_asm_named_section): Likewise.
+ * target.h (gcc_target): Adjust type of named_section.
+ * varasm.c (named_section_flags): Rename to named_section_real.
+ Add decl parameter.
+ (default_no_named_section): Add decl parameter.
+ (default_elf_asm_named_section): Use COMDAT, if available. Deal
+ with the case that ASM_COMMENT_START is "@".
+ (default_coff_asm_named_section): Add decl parameter.
+ (default_pe_asm_named_section): Likewise.
+ * config/alpha/alpha.c (vms_asm_named_section): Add decl
+ parameter.
+ (unicosmk_asm_named_section): Likewise.
+ * config/arm/arm.c (arm_elf_asm_named_section): Remove.
+ * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
+ * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
+ * config/cris/cris-protos.h (cris_target_asm_named_section):
+ Likewise.
+ * config/cris/cris.c (cris_target_asm_named_section):
+ Likewise.
+ * config/darwin/darwin-protos.h (darwin_asm_named_section):
+ Likewise.
+ * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
+ * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
+ * config/i386/i386-protos.h (i386_pe_asm_named_section):
+ Likewise.
+ * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
+ * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
+ * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
+ * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
+ Likewise.
+ * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
+ * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
+ * cp/cp-tree.h (cxx_comdat_group): Declare.
+ * cp/decl.c (cxx_comdat_group): New function.
+
+2004-09-15 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
+ * tree-tailcall.c (eliminate_tail_call): Release SSA name.
+
+ * tree-cfg.c (remove_bb): Release SSA defs.
+
+2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi: Follow spelling conventions.
+
+2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-ssa-dom.c: Fix comment typos.
+
+2004-09-15 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
+ include ccr.
+ (ppc_fallback_frame_state): Save location of CR.
+
+2004-09-15 Jakub Jelinek <jakub@redhat.com>
+
+ * expr.c (string_constant): Handle also read-only variables
+ initialized to string literals.
+
+ * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
+ into memcpy (x, y, 1) if memcpy can be expanded inline.
+
+2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/17468
+ * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
+ definition inside a block precede uses.
+ * tree-tailcall.c (adjust_return_value): Emit statements in the
+ correct order.
+
+2004-09-15 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
+
+2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
+
+2004-09-14 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (avail_exprs_stack): New global varray.
+ (struct dom_walk_block_data): Remove avail_exprs member.
+ (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
+ (lookup_avail_expr): No longer need to pass in address of
+ the block local available exprs stack. All callers changed.
+ (simplify_cond_and_lookup_avail_expr): Similarly.
+ (simplify_switch_and_lookup_avail_expr): Similarly.
+ (get_eq_expr_value, record_cond): Likewise.
+ (record_dominating_conditions): Likewise.
+ (update_rhs_and_lookup_avail_expr): Likewise.
+ (record_equivalences_from_stmt): Likewise.
+ (dom_opt_initialize_block_local_data): No longer test state of
+ block local avail_exprs.
+ (dom_opt_initialize_block): Mark unwind point in the global
+ avail_expr stack.
+ (remove_expressions_from_table): Update to unwind to the
+ most recent unwind marker in the global avail_expr stack.
+ All callers changed.
+ (dom_opt_finalize_block): Mark unwind point in the global
+ avail_expr stack as needed.
+ (record_cond): Push elements into the global avail_exprs stack.
+
+ * tree-dfa.c (free_df_for_stmt): No longer static.
+ (free_df): Update comments.
+ * tree-flow.h (free_df_for_stmt): Prototype.
+ * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
+ call release_defs.
+
+2004-09-14 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/17252
+ * tree-ssa-alias.c (may_alias_p): Don't assume that a
+ pointer may not point to itself when using relaxed
+ aliasing rules.
+
+2004-09-14 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/17397
+ * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
+ while folding <ADDR_EXPR <INDIRECT_REF X>>.
+
+2004-09-14 Andrew Pinski <apinski@apple.com>
+
+ * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
+ sets of the pointers but the aliasing sets of what they point to.
+
+2004-09-14 Roger Sayle <roger@eyesopen.com>
+
+ PR rtl-optimization/9771
+ * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
+ conditional compilation in init_reg_sets_1.
+ (init_reg_sets_1): Let global_regs[i] take priority over the frame
+ (but not stack) pointer exceptions to regs_invalidated_by_call.
+ (globalize_reg): Globalizing a fixed register may need to update
+ regs_invalidated_by_call.
+
+2004-09-14 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/15262
+ * tree-dfa.c (dump_variable): Also print the type of the
+ variable.
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
+ memory tags are of conflicting alias sets but have no aliased
+ symbols in common, add one tag to the alias set of the other.
+ (setup_pointers_and_addressables): Remove hack to deal with
+ programs with no aliased symbols.
+ (may_alias_p): Don't special case aggregate types.
+
+2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/15498
+ * doc/invoke.texi (Environment Variables): Correct example locale.
+
+2004-09-14 Jan Hubicka <jh@suse.cz>
+
+ * cfg.c (expunge_block): Revert previous change adding ggc_free call.
+
+2004-09-14 Mark Mitchell <mark@codesourcery.com>
+
+ * config.gcc: Do not build a shared libgcc for arm-none-eabi.
+
+2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
+ restrict_p.
+ (struct c_declarator): Change u.array.quals and pointer_quals to
+ int. Add u.array.attrs.
+ (quals_from_declspecs): New.
+ * c-decl.c (quals_from_declspecs): New.
+ (shadow_tag_warned): Give more specific message for useless type
+ qualifiers.
+ (build_array_declarator, set_array_declarator_inner,
+ grokdeclarator, make_pointer_declarator, build_null_declspecs,
+ declspecs_add_qual): Update for changed structures.
+
+2004-09-14 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
+ to a global varray.
+ (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
+ (dom_opt_initialize_block_local_data): No longer test state
+ of stmts_to_rescan.
+ (dom_opt_finalize_block): Update due to change in scope of
+ stmts_to_rescan.
+ (optimize_stmt): Similarly.
+
+2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
+ lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
+ comment typos. Follow spelling conventions.
+
+2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
+ config/i386/predicates.md, config/sparc/sparc.c: Follow
+ spelling conventions.
+
+2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+ Steven Bosscher <stevenb@suse.de>
+
+ * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
+ * basic-block.h (struct reorder_block_def): Add copy_number field.
+ * cfgloop.h (biv_p): Declare.
+ * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
+ * common.opt (fsplit-ivs-in-unroller): New flag.
+ * loop-iv.c (biv_p): New function.
+ * loop-unroll.c: Include hashtab.h and recog.h.
+ (struct iv_to_split, struct split_ivs_info): New types.
+ (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
+ free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
+ determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
+ insert_base_initialization, split_iv): New functions.
+ (peel_loop_completely, unroll_loop_constant_iterations,
+ unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
+ Use them.
+ * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
+
+2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-cfg.c (thread_jumps): Update dominators correctly in
+ case destination of threaded edge dominates its source.
+
+2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * unroll.c: Removed.
+ * loop.h: Removed.
+ * Makefile.in (LOOP_H, unroll.o): Removed.
+ (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
+ dependency.
+ * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
+ reference.
+ * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
+ * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
+ * loop.c: Do not include loop.h.
+ (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
+ REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
+ struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
+ REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
+ struct loop_regs, struct loop_movables, struct loop_info): Moved
+ from loop.h.
+ (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
+ reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
+ find_common_reg_term, loop_iterations, final_giv_value): Moved
+ from unroll.c.
+ (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
+ loop_dump_stream, for_each_insn_in_loop, express_from,
+ extend_value_for_giv, loop_iv_add_mult_emit_before,
+ loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
+ loop_insn_first_p, get_condition_for_loop,
+ loop_insn_emit_before, loop_insn_hoist,
+ loop_insn_sink): Made static.
+ (loop_invariant_p): Made static. Removed flag_old_unroll_loops
+ reference.
+ (strength_reduce): Do not call unroller.
+ (record_giv): Do not initialize unrolled field.
+ (prescan_loop): Do not set loop_info->preconditioned.
+ * passes.c: Do not include loop.h.
+ (rest_of_handle_loop_optimize): Do not call unroller.
+ * predict.c: Do not include loop.h.
+ * rtl.h (NOTE_PRECONDITIONED): Removed.
+ * stmt.c: Do not include loop.h.
+ * toplev.c: Do not include loop.h.
+ (process_options): Do not handle flag_old_unroll_loops.
+
+ * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
+ Documentation removed.
+ * doc/passes.texi (unroll.c, loop.h): Documentation removed.
+
+2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
+
+ * Makefile.in (STAGE1_CHECKING): New variable.
+ (stage1_build): Use it.
+ * tree-ssa.c (verify_ssa): Preserve state of dominance
+ information.
+
+2004-09-14 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.c (output_fp_compare): Add generation
+ of ftst instruction.
+ * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
+ Use output_fp_compare () function.
+ (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
+ (fix_truncdi_memory): Remove operands[5] copy.
+
+2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.md, config/m68k/m68kelf.h,
+ config/mcore/mcore.md, config/rs6000/linux64.h,
+ config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
+ typos.
+
+2004-09-13 James E Wilson <wilson@specifixinc.com>
+
+ * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
+ * gen-protos.c: Include errors.h.
+ (progname): Delete.
+
+2004-09-14 Jan Hubicka <jh@suse.cz>
+
+ * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
+ * predict.c: Include tree-scalar-evolution.h and cfgloop.h
+ (predict_loops): Use number_of_iterations_exit to predict
+ number of iterations on trees.
+
+2004-09-13 Dale Johannesen <dalej@apple.com>
+
+ PR 17408
+ PR 17409
+ * c-decl.c (start_decl): Repair TREE_STATIC for initialized
+ objects declared extern.
+
+2004-09-14 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
+ HOST_WIDE_INT.
+
+2004-09-13 Daniel Jacobowitz <dan@debian.org>
+
+ * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
+ Only use TYPE_BINFO for aggregates.
+
+2004-09-13 Daniel Jacobowitz <dan@debian.org>
+
+ * expmed.c (synth_mult): Initialize latency. Check cost before
+ checking ops count.
+
+2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
+
+ * tree-ssa-operands.c (get_call_expr_operands): Added parm to
+ add_call_clobber_ops and add_call_read_ops.
+ (add_call_clobber_ops, add_call_read_ops): Added code to reduce
+ the number of vdefs and vuses inserted based on analysis of global
+ variables across calls.
+ * tree-dfa.c (find_referenced_vars): Needed to reset static
+ var maps before each function is compiled.
+ * cgraphunit.c:
+ (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
+ static_vars_info,functions_to_static_vars_info,module_statics_escape,
+ all_module_statics,searchc_env,dfs_info): New fields to support
+ analysis of static global variables.
+ (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
+ cgraph_reset_static_var_maps, get_global_static_vars_info,
+ get_global_statics_not_read, get_global_statics_not_written,
+ searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
+ check_rhs_var, check_lhs_var, get_asm_expr_operands,
+ process_call_for_static_vars, scan_for_static_refs,
+ cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
+ clear_static_vars_maps, cgraph_propagate_bits,
+ cgraph_characterize_statics): New. Functions to support analysis
+ of static global variables.
+ (cgraph_mark_local_and_external_functions): Renamed from:
+ (cgraph_mark_local_functions)
+ (cgraph_expand_all_functions): Remove call to
+ cgraph_mark_local_and_external_functions.
+ (cgraph_optimize): Added driver to analyze static variables whose
+ scope is within the compilation unit.
+ * cgraph.h (struct cgraph_local_info, GTY): Added
+ statics_read, statics_written, local, calls_read_all,
+ calls_write_all, for_functions_valid. (struct cgraph_node):
+ Added next_cycle.
+ * cgraph.c (dump_cgraph_node): Added print routines for new fields.
+ * makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
+ list.
+
+2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (grokdeclarator): Correct comments about where storage
+ class specifiers are rejected by grammar and add corresponding
+ asserts. Diagnose typedefs and parameters declared inline.
+ Change warning for inline main to a pedwarn. Only diagnose inline
+ main if hosted.
+ (declspecs_add_scspec): Allow duplicate "inline".
+
+2004-09-13 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
+ (TARGET_SCALAR_MODE_SUPPORTED_P): New.
+
+2004-09-13 Richard Henderson <rth@redhat.com>
+
+ PR 17436
+ * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
+ (tree_type): Replace spare with contains_placeholder_bits.
+ (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
+ make static. Remove seen_types list.
+ (type_contains_placeholder_p): New.
+
+2004-09-13 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
+ (sb1_bdesc, bdesc_map, bdesc_arrays): New.
+ (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
+ bdesc_arrays instead of mips_bdesc.
+ (mips_init_builtins): Likewise.
+ * config/mips/mips.h (TARGET_SB1): New.
+ (HAVE_SQRT_P): Delete.
+ * config/mips/mips.md (divide_condition): Support V2SF.
+ (sqrt_condition, recip_condition): New.
+ (div<mode>3): Use ANYF instead of SCALARF.
+ (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
+ MODE.
+ (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
+ instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
+ instead of MODE.
+ (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
+ instead of SCALARF. Use UNITMODE instead of MODE.
+
+2004-09-13 Zack Weinberg <zack@codesourcery.com>
+
+ * config.in: Regenerate after removal of libbanshee.
+
+2004-09-13 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/17400
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
+ coalesce partitions when one occurs in an abnormal PHI.
+
+2004-09-13 Andrew Pinski <apinski@apple.com>
+
+ * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
+ name to _new_size.
+
+2004-09-13 Richard Henderson <rth@redhat.com>
+
+ PR inline-asm/6806
+ * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
+ (cselib_invalidate_rtx_note_stores): New.
+ (cselib_record_sets, cselib_process_insn): Update to match.
+ * cselib.h (cselib_invalidate_rtx): Declare.
+ * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
+
+2004-09-13 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/10528
+ * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
+ after copying its argument.
+
+2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
+ c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
+ in diagnostics. Use %' for English apostrophes.
+ * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
+ (pedwarn_c90, pedwarn_c99): Use it.
+ * c-decl.c (lookup_label): Quote label name in diagnostic.
+ * c-parse.in (yyprint): Use ' instead of ` for left quote.
+ * c-typeck.c (warn_for_assignment): Likewise.
+
+2004-09-13 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_schedule): New global variable.
+ (override_options): Disable scheduling when not supported.
+ * i386.h (x86_schedule): Declare.
+ (TARGET_SCHEDULE): New macro.
+
+2004-09-12 Richard Henderson <rth@redhat.com>
+
+ PR c++/16254
+ * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
+ * tree.c, tree.h (has_cleanups): Remove.
+
+2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
+ arguments of the phi nodes correctly.
+
+2004-09-12 Jan Hubicka <jh@suse.cz>
+
+ * ggc-common.c (cmp_statistics): Fix sorting.
+
+2004-09-12 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/16795
+ * expmed.c (expand_divmod): If cheap power of 2 divide is
+ available, use it for negative constant as well.
+
+2004-09-12 Andrew Pinski <apinski@apple.com>
+
+ * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
+ size of 0.
+
+ * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
+
+2004-09-12 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
+ or minus one.
+ (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
+ post-reload, and scratch NULL.
+ * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
+ (x86_shift_adj_2): Use ix86_expand_clear.
+ (ashldi3): Remove CMOVE expansion difference.
+ (ashldi3_1): Remove.
+ (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
+ add constraints for immediates. New peephole for split-with-temp.
+ Run splitter after peep2 pass.
+ (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
+ (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
+ (setcc_2): Rename with *.
+ * config/i386/predicates.md (reg_or_pm1_operand): New.
+ (ashldi_input_operand): New.
+
+2004-09-12 Richard Henderson <rth@redhat.com
+
+ * print-rtl.c (print_decl_name): New.
+ (print_mem_expr): Use it.
+
+2004-09-12 Richard Henderson <rth@redhat.com
+
+ PR 17186, part deux
+ * except.c (sjlj_emit_function_exit): Fix logic locating
+ sjlj_exit_after in final block.
+
+2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ * common.opt: Remove flags -fmove-all-movables and
+ -freduce-all-givs.
+ * loop-invariant.c (find_invariants_to_move):
+ Remove all uses of flag_move_all_movables.
+ * loop.c (move_movables): Remove all uses of
+ flag_move_all_movables.
+ (strength_reduce): Remove all uses of
+ flag_reduce_all_givs.
+ * doc/invoke.texi: Remove documentation of flags
+ -fremove-all-movables and -freduce-all-givs.
+
+2004-09-11 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/17411
+ * tree-sra.c (generate_element_zero): Revert recent build_int_cst
+ change. elt->type may be a floating point type, so use fold_convert.
+
+2004-09-11 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
+ the thing referenced as used, not the stub itself.
+
+2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (enum c_storage_class): New.
+ (struct c_declspecs): Add storage_class, inline_p and thread_p.
+ * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
+ declarations and "auto" or "register" in file scope empty
+ declarations. Give more specific warnings for other cases of
+ storage class specifiers in empty declarations.
+ (grokdeclarator): Update for new structures. Don't check for
+ multiple storage classes. Diagnose file-scope "register" if
+ pedantic.
+ (build_null_declspecs): Update.
+ (declspecs_add_scspec): Update. Diagnose multiple storage class
+ specifiers and invalid uses of "__thread".
+
+2004-09-11 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.c (tree_code_size): New function, bulk of code from tree_size.
+ (tree_size, make_node): Use it.
+ * tree-ssa-pre.c (init_pre): Use it.
+ * tree.h: Prototype it.
+
+2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
+ * tree-dfa.c (compute_immediate_uses, add_immediate_use,
+ redirect_immediate_use): Use PHI_DF.
+ * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
+ (bb_for_stmt): Use PHI_BB.
+ (get_immediate_uses): Use PHI_DF.
+ * tree-ssa-dse.c (max_stmt_uid): New variable.
+ (get_stmt_uid): New function.
+ (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
+ node annotations.
+ * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
+ (max_uid): Renamed to max_stmt_uid.
+ (get_stmt_uid): New function.
+ (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
+ phi node annotations.
+ * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
+ * tree.h (PHI_BB, PHI_DF): New accessor functions.
+ (struct tree_phi_node): Add bb and df fields.
+
+2004-09-11 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/17416
+ * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
+ in conflict loop.
+
+2004-09-11 Jan Hubicka <jh@suse.cz>
+
+ * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
+ (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
+ * i386.md (i387_cw): Add 'uninitialized' mode.
+
+ * profile.c (BB_TO_GCOV_INDEX): move more to the front.
+ (output_location): Break out from ....
+ (branch_prob): ... here; handle gcov output on trees.
+ * toplev.c (process_options): No longer be sorry about coverage for
+ trees.
+
+2004-09-11 Steven Bosscher <stevenb@suse.de>
+
+ PR c++/17412
+ * fold-const.c (fold): Do not try to fold the operand of a
+ CLEANUP_POINT_EXPR if that operand does itself not have any
+ operands.
+
+ PR middle-end/17417
+ * langhooks.c (lhd_decl_printable_name): Make sure that this
+ function is called with is a decl node that has an identifier.
+ * tree-pretty-print.c (dump_function_name): New function to
+ wrap PRINT_FUNCTION_NAME and dump_decl_name.
+ (print_call_name): Use it.
+
+2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
+
+ * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
+ "config.h" if not.
+
+2004-09-11 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-ssa-alias.c (collect_points_to_info_r): Handle
+ pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
+ to OFFSET.
+
+2004-09-11 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
+ (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
+ operand of the ADDR_EXPR.
+ (expand_expr_real_1): Update to match.
+
+2004-09-11 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/17277
+ * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
+ choose 64-bit version.
+
+2004-09-11 Richard Henderson <rth@redhat.com>
+
+ PR c/17396
+ * c-typeck.c (build_unary_op): Add legacy offsetof hack.
+
+2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
+ doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
+ Insert @: after i.e. or e.g.
+
+2004-09-10 Geoffrey Keating <geoffk@apple.com>
+
+ * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
+ D.xxx rather than <Dxxx>.
+
+2004-09-10 Adam Nemet <anemet@lnxw.com>
+
+ * configure.ac (AC_MSG_CHECKING(what linker to use)):
+ in_tree_ld_is_elf should be true for LynxOS.
+ * configure: Regenerate.
+
+2004-09-10 Adam Nemet <anemet@lnxw.com>
+
+ * Makefile.in (all.cross): Add srcextra.
+
+2004-09-10 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/17024
+ * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
+ floating point comparison operators. Change aborts to gcc_asserts.
+
+2004-09-10 Geoffrey Keating <geoffk@apple.com>
+
+ * final.c (output_asm_insn): Correct problem with -fverbose-asm.
+
+2004-09-10 James E Wilson <wilson@specifixinc.com>
+
+ * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
+ (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
+
+ * convert.c (convert_to_vector): Replace recursive call with
+ error_mark_node.
+
+ * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
+ Add integer argument named constant. Use const_tiny_rtx instead of
+ CONST0_RTX.
+ (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
+ and CONST1_RTX.
+ (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
+ vector types.
+ * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
+ of gen_rtx_raw_CONST_VECTOR.
+
+2004-09-10 Eric Christopher <echristo@redhat.com>
+
+ PR c/16046
+ * c-parse.in (attribute): Add NULL_TREE for error case
+ for error recovery.
+
+2004-09-10 Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
+ (extract_interface_info): Delete prototype.
+ * c-decl.c (extract_interface_info): Delete stub.
+ * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
+ it's not already been done ...
+ (init_c_lex): ... not here.
+ (fe_file_change): Don't call extract_interface_info.
+
+2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
+ typedef_p and typedef_signed_p.
+ * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
+ (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
+ Check typedef_p and typedef_signed_p, not typedef_decl.
+ (grokfield): Check typedef_p, not typedef_decl.
+ (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
+ not typedef_decl.
+ (declspecs_add_type): Set typedef_p and typedef_signed_p, not
+ typedef_decl.
+
+2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
+
+2004-09-10 Geoffrey Keating <geoffk@apple.com>
+
+ * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
+ temporary variables.
+
+ * dbxout.c (dbxout_block): Update for
+ current_function_func_begin_label a string.
+ * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
+ * except.c (dw2_output_call_site_table): Likewise.
+ * toplev.c (current_function_func_begin_label): Likewise.
+ * tree.h (current_function_func_begin_label): Likewise.
+ * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
+
+ * final.c (output_asm_insn): Use strtoul instead of atoi, save a
+ loop.
+
+ * config/darwin.c: Include target.h.
+ (struct machopic_indirection): Make ptr_name a string.
+ (machopic_indirection_hash): Update for ptr_name a string.
+ (machopic_indirection_eq): Likewise.
+ (machopic_indirection_name): Likewise.
+ (machopic_output_indirection): Likewise.
+ (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
+ string. Don't expect stub names to be in the identifier hash table.
+ Do call strip_name_encoding before looking up entry in ID hash table.
+ * config/t-darwin (darwin.o): Add target.h to dependencies.
+
+ * config/rs6000/rs6000.c (print_operand): Use fputs instead
+ of fprintf for register names.
+
+ * output.h (unlikely_section_label): Delete declaration.
+ (unlikely_text_section_name): Likewise.
+ * varasm.c (unlikely_section_label_printed): Make static.
+ (unlikely_section_label): Likewise.
+ (unlikely_text_section_name): Likewise.
+ (assemble_start_function): Use reconcat.
+
+ * rtl.def (REG): Add comment to describe third field.
+
+2004-09-10 Andrew Pinski <apinski@apple.com>
+
+ * config/darwin.c (machopic_mcount_stub_name): Call
+ machopic_indirection_name instead of making the string
+ ourselves.
+
+2004-09-10 Diego Novillo <dnovillo@redhat.com>
+
+ Revert
+
+ 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
+
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
+ memory tag is call clobbered, so are its aliases.
+ (group_aliases): When two memory tags being grouped, if one is
+ call clobbered, so are the other and its aliases.
+ (add_may_alias): Remove call-clobbering stuff.
+ (replace_may_alias): Likewise.
+ (merge_pointed_to_info): Merge pt_global_mem
+
+2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
+ genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
+ passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
+ tree-scalar-evolution.c, tree-ssa-copyrename.c,
+ tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
+
+2004-09-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
+ (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
+ pair. Remove match_dup from inputs. Remove masaccs handling.
+ (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
+ (masaccs, mdasaccs): Turn into define_insns.
+
+2004-09-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * tree-tailcall.c (process_assignment): Only do accumulator transforms
+ for floating-point types if flag_unsafe_math_optimizations.
+
+2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
+ config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
+ config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
+ config/h8300/h8300.md, config/i386/gmm_malloc.h,
+ config/ia64/ia64.md, config/ip2k/libgcc.S,
+ config/mips/mips-ps-3d.md, config/mips/mips.c,
+ config/rs6000/rs6000.c, config/s390/s390.c,
+ config/sh/symbian.c: Fix comment typos.
+
+2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_emit_prologue): Added missing
+ "{}" brackets.
+
+2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
+ typos. Follow spelling conventions.
+
+2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * toplev.c (warn_deprecated_use): Correct logic for saying "type"
+ in diagnostic. Don't dereference NULL TYPE_NAME.
+
+2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
+ tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
+ tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
+ value-prof.c: Fix comment typos. Follow spelling conventions.
+
+2004-09-10 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-dce.c (remove_dead_stmt): Update profile.
+ * tree-split_edge.c (tree_split_edge): Likewise.
+ (thread_jumps): Likewise.
+
+2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
+ typos.
+
+2004-09-10 Paolo Bonzini <bonzini@gnu.org>
+
+ * cgraph.h (cgraph_dump_file): Do not declare.
+ * cgraphunit.c (cgraph_dump_file): Declare as static.
+ (init_cgraph): New.
+ * toplev.c (cgraph_dump_file): Do not declare.
+ (compile_file): Call init_cgraph.
+ * tree-dump.c (dump_files): Add IPA dump file, remove
+ XML dump of call graph.
+ (get_dump_file_name): Support IPA dump file naming scheme.
+ * tree.h (enum tree_dump_index): Add IPA dump file, remove
+ XML dump of call graph.
+ * doc/invoke.texi (Debugging Options): Document the new options.
+
+2004-09-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/extend.texi: Document the FR-V built-in functions.
+
+2004-09-09 James E Wilson <wilson@specifixinc.com>
+
+ * doc/sourcebuild.texi: Delete libbanshee reference.
+
+2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
+
+2004-09-09 James E Wilson <wilson@specifixinc.com>
+
+ * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
+ before calling vector_types_convertible_p.
+ (digest_init): Check that inside_init has VECTOR_TYPE before calling
+ vector_types_convertible_p. Don't give another error if
+ convert_for_assignment returns error_mark_node.
+
+2004-09-09 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/17055
+ * fold-const.c (build_zero_vector): New function to construct a
+ vector (either floating point or integer) of zeros.
+ (fold_convert): Internally, enable conversions of integer zero
+ to arbitrary vector types, using the new build_zero_vector.
+
+2004-09-09 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
+ expand a left shift by an immediate constant as either an ashl or
+ a sequence of additions.
+ (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
+ instead of calling gen_ashlsi3 with a constant directly.
+
+2004-09-09 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (ix86_split_long_move): When optimizing for
+ size, and the low and high parts of a DImode constant are equal,
+ copy one register to another instead of loading the same immediate
+ value twice.
+
+2004-09-09 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/17367
+ * function.c (assign_parm_setup_block): Only put PARALLELs into
+ a register if use_register_for_decl.
+
+2004-09-09 Eric Christopher <echristo@redhat.com>
+
+ * ra-colorize.c (reset_lists): Move variable declaration inside
+ ENABLE_CHECKING to avoid unused variable warnings when
+ not --enable-checking.
+ (check_colors): Ditto.
+
+2004-09-09 Mike Stump <mrs@apple.com>
+
+ * version.c (version_string): Bump to 4.0.0.
+ * doc/include/gcc-common.texi (version-GCC): Likewise.
+
+2004-09-10 Jakub Jelinek <jakub@redhat.com>
+
+ * doc/extend.texi (nothrow attribute): The attribute is not
+ implemented in 3.2 and earlier.
+
+2004-09-09 Steve Ellcey <sje@cup.hp.com>
+
+ * genrecog.c (compute_predicate_codes): Use op0_codes
+ instead of codes.
+
+2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
+ implementation changes.
+
+2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
+ a PARALLEL instead of a SET due to added clobbers.
+
+2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload.c (find_reloads_address): Pass correct operand to
+ maybe_memory_address_p.
+
+2004-09-09 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in: Remove libbanshee, tree-alias-*.
+ Remove tree-alias-common.h dependencies.
+ * common.opt: Remove -ftree-points-to.
+ * configure.ac: Remove libbanshee.
+ * flags.h: Remove pta_type, flag_tree_points_to.
+ * gengtype.c (open_base_files): Remove tree-alias-type.h.
+ * opts.c (OPT_ftree_points_to): Remove.
+ * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
+ * tree-dfa.c: Remove tree-alias-common.h
+ * tree-into-ssa.c: Ditto.
+ * tree-outof-ssa.c: Ditto.
+ * tree-ssa-copyrename.c: Ditto.
+ * tree-ssa-live.c: Ditto.
+ * tree-optimize.c: Ditto.
+ * tree-ssa.c: Ditto.
+ Remove pass_build_pta, pass_del_pta.
+ * tree-pass.h: Ditto.
+ * tree-ssa-alias.c: Remove tree-alias-common.h.
+ (struct alias_stats_d): Remove pta_queries, pta_resolved.
+ (pass_may_alias): Remove PROP_pta requirement.
+ (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
+ (get_tmt_for): Ditto.
+ (dump_alias_stats): Ditto.
+ * doc/passes.texi: Remove blurb about points-to analysis.
+ * fortran/Make-lang.in: Remove tree-alias-*.o.
+
+2004-09-09 Richard Sandiford <rsandifo@redhat.com>
+
+ * genattrtab.c (write_insn_cases): New function, split out from
+ write_attr_case. Correctly handle define_peepholes when printing
+ the instruction name.
+ (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
+
+2004-09-09 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/17377
+ * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
+ * config/cris/cris.c (cris_return_address_on_stack): New function.
+ * config/cris/cris.md ("return"): For location of return address,
+ also check cris_return_address_on_stack.
+
+2004-09-09 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
+ calling phi_ssa_name_p.
+
+2004-09-09 Richard Henderson <rth@redhat.com>
+
+ PR c/17322
+ * c-typeck.c (valid_compound_expr_initializer): Use only
+ initializer_constant_valid_p, and not TREE_CONSTANT.
+ (digest_init): Likewise.
+ (output_init_element): Likewise.
+
+2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
+
+ * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
+ live_out_1, prune_hardregs_for_mode, init_one_web_common,
+ reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
+ record_conflict, compare_and_free_webs, init_webs_defs_uses,
+ parts_to_webs_1, parts_to_webs, reset_conflicts,
+ check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
+ ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
+ * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
+ put_move, remove_move, combine, select_spill, colorize_one_web,
+ try_recolor_web, insert_coalesced_conflicts, check_colors,
+ break_precolored_alias, restore_conflicts_from_coalesce,
+ sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
+ * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
+ reloads_to_loads, rewrite_program2, emit_colors): Likewise.
+ * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
+ check_df): Likewise.
+ * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
+ real_arithmetic, real_compare, real_exponent, real_ldexp,
+ real_identical, real_to_integer, real_to_integer2, real_to_decimal,
+ real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
+ real_digit, real_nan, real_maxval, round_for_format, real_convert,
+ real_to_target, real_from_target, real_hash, encode_ieee_single,
+ encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
+ encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
+ encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
+ * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
+ extract_insn, peep2_next_insn, peep2_reg_dead_p,
+ peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
+ if_test_bypass_p): Likewise.
+ * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
+ stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
+ emit_swap_insn, swap_to_top, move_for_stack_reg,
+ subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
+ compensate_edge, convert_regs_1): Likewise.
+ * regclass.c (init_reg_sets, init_reg_sets_1,
+ memory_move_secondary_cost): Likewise.
+ * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
+ Likewise.
+ * reload.c (push_secondary_reload, find_valid_class, push_reload,
+ operands_match_p, decompose, immune_p, find_reloads,
+ find_reloads_toplev, find_reloads_address_1, subst_reloads,
+ copy_replacements, refers_to_regno_for_reload_p,
+ reg_overlap_mentioned_for_reload_p): Likewise.
+ * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
+ count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
+ verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
+ reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
+ choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
+ do_output_reload, fixup_abnormal_edges): Likewise.
+ * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
+ fill_slots_from_thread, relax_delay_slots): Likewise.
+ * resource.c (mark_referenced_resources, mark_set_resources):
+ Likewise.
+ * rtl.c (copy_rtx, rtx_equal_p): Likewise.
+ * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
+ dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
+ subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
+ find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
+ hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
+ * rtlhooks.c (gen_lowpart_general): Likewise.
+ * sbitmap.c (sbitmap_difference): Likewise.
+ * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
+ sched_analyze, add_forward_dependence): Likewise.
+ * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
+ * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
+ schedule_insns): Likewise.
+ * sched-vis.c (print_pattern): Likewise.
+ * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
+ * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
+ simplify_const_relational_operation, simplify_ternary_operation,
+ simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
+ Likewise.
+ * sreal.c (copy, sreal_sub, sreal_div): Likewise.
+ * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
+ resolve_operand_name_1, expand_return, expand_decl,
+ expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
+ * stor-layout.c (put_pending_size, smallest_mode_for_size,
+ int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
+ set_sizetype, get_mode_bounds): Likewise.
+
+2004-09-09 Zack Weinberg <zack@codesourcery.com>
+
+ * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
+ * config/arm/pecoff.h, config/i386/beos-elf.h
+ * config/i386/cygming.h, config/i386/i386-interix.h:
+ Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
+ comment cloned from manual.
+ * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
+
+2004-09-09 Frank Ch. Eigler <fche@redhat.com>
+
+ * builtins.c (build_va_arg_indirect_ref): New function.
+ (std_gimplify_va_arg_expr): Call it instead of mudflap check and
+ build_fold_indirect_ref.
+ * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
+ * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
+ * tree.h: Declare new function.
+
+2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
+ dumping for development builds.
+ * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
+ development builds only.
+ * genattrtab.c (write_eligible_delay): Fix typo in previous
+ commit.
+ * tree.c (iterative_hash_expr): Replace gcc_unreachable with
+ gcc_assert.
+
+2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
+ cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
+ process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
+ hoist_code, extract_mentioned_regs_helper, compute_store_table,
+ insert_store): Use gcc_assert and gcc_unreachable.
+ * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
+ gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
+ ggc_record_overhead): Likewise.
+ * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
+ init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
+ ggc_pop_context, clear_marks, validate_free_objects,
+ ggc_pch_read): Likewise.
+ * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
+ ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
+ ggc_push_context, check_cookies, ggc_collect,
+ ggc_print_statistics): Likewise.
+ * gimple-low.c (lower_function_body, lower_stmt,
+ lower_bind_expr): Likewise.
+ * gimplify.c (gimple_tree_eq, push_gimplify_context,
+ pop_gimplify_context, gimple_pop_condition, create_tmp_var,
+ declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
+ mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
+ gimplify_case_label_expr, gimplify_exit_block_expr,
+ canonicalize_component_ref, gimplify_compound_lval,
+ gimplify_self_mod_expr, gimplify_call_expr,
+ gimplify_init_ctor_eval, gimplify_init_constructor,
+ gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
+ gimplify_expr, check_pointer_types_r,
+ force_gimple_operand): Likewise.
+ * global.c (global_alloc, build_insn_chain): Likewise.
+ * graph.c (clean_graph_dump_file,
+ finish_graph_dump_file): Likewise.
+ gcov-io.c (gcov_open): Use GCOV_CHECK.
+
+2004-09-09 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
+
+2004-09-09 Jan Hubicka <jh@suse.cz>
+
+ middle-end/17128
+ * tree-inline.c (expand_call_inline): Make overactive sanity check
+ happy.
+
+2004-09-09 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
+ VIEW_CONVERT_EXPR.
+
+2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ * Makefile.in (gengtype): Use $(BUILD_ERRORS).
+ (gengtype.o): Depend on errors.h.
+ * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
+ (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
+ attr_alt_subset_p, attr_alt_subset_of_compl_p,
+ attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
+ write_test_expr, write_attr_value, write_eligible_delay,
+ make_internal_attr, make_numeric_value): Likewise.
+ * genautomata.c (regexp_name, get_str_vect,
+ gen_presence_absence_set, automaton_decl_hash,
+ automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
+ decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
+ process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
+ test_unit_reserv, it_is_empty_reserv_sets,
+ reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
+ reserv_sets_and, output_cycle_reservs, get_free_state,
+ intersected_state_reservs_p, states_union, remove_arc,
+ copy_insn_regexp, transform_1, transform_2, transform_3,
+ regexp_transform_func, store_alt_unit_usage,
+ check_regexp_units_distribution, process_seq_for_forming_states,
+ process_alts_for_forming_states, make_automaton,
+ form_arcs_marked_by_insn, create_composed_state,
+ set_out_arc_insns_equiv_num, partition_equiv_class,
+ process_insn_equiv_class, set_insn_equiv_classes,
+ units_to_automata_heuristic_distr, form_regexp,
+ longest_path_length, output_dfa_max_issue_rate, add_vect,
+ out_state_arcs_num, add_vect_el, output_trans_table,
+ output_state_alts_table, output_dead_lock_vect,
+ output_max_insn_queue_index_def,
+ output_min_insn_conflict_delay_func,
+ output_internal_insn_latency_func, output_print_reservation_func,
+ output_cpu_unit_reservation_p, output_state_arcs,
+ make_insn_alts_attr, make_internal_dfa_insn_code_attr,
+ make_default_insn_latency_attr,
+ form_important_insn_automata_lists): Likewise.
+ * genemit.c (gen_exp, output_add_clobbers,
+ output_added_clobbers_hard_reg_p): Likewise.
+ * genextract.c (print_path, main): Likewise.
+ * genflags.c (gen_macro): Likewise.
+ * gengenrtl.c: Include errors.h
+ (type_from_format, accessor_from_format): Likewise.
+ * gengtype.c (get_file_basename, output_mangled_typename,
+ walk_type, write_types_process_field,
+ write_types_local_process_field): Likewise.
+ * genmodes.c (complete_mode): Likewise.
+ * genopinit.c (gen_insn): Likewise.
+ * genoutput.c (output_insn_data, check_constraint_len,
+ constraint_len): Likewise.
+ * genpreds.c (add_mode_tests):Likewise.
+ * gen-protos.c (add_hash): Likewise.
+ * genrecog.c (find_operand, find_matching_operand,
+ validate_pattern, add_to_sequence, maybe_both_true,
+ nodes_identical_1, merge_trees, write_switch, write_cond,
+ write_action, is_unconditional, make_insn_sequence,
+ debug_decision_2): Likewise.
+ * gensupport.c (is_predicable, collect_insn_data,
+ alter_predicate_for_insn, maybe_eval_c_test): Likewise.
+
+2004-09-09 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (guess_outgoing_edge_probabilities): Declare.
+ * cfgbuild.c (compute_outgoing_frequencies): When probability is
+ missing, guess it.
+ (find_many_sub_basic_blocks): Do update profile only when it is
+ present.
+ * predict.c (set_even_probabilities): Break out from ...
+ (combine_predictions_for_insn): ... here; deal with
+ !can_predict_insn_p insns.
+ (combine_predictions_for_bb): Use set_even_probabilities.
+ (bb_estimate_probability_locally): Break out from ....
+ (estimate_probability): ... here.
+ (guess_outgoing_edge_probabilities): New entry point.
+
+2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
+ handle_braces, process_brace_body, main, used_arg,
+ set_multilib_dir, print_multilib_info): Use fatal, not abort.
+
+ * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
+
+ * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
+ * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
+ Morgan's theorem in last checkin.
+
+2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
+ Nathan Sidwell <nathan@codesourcery.com>
+
+ * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
+ Use gcc_assert, gcc_unreachable & internal_error instead of abort.
+ * timevar.c (timevar_push, timevar_pop, timevar_start,
+ timevar_stop): Likewise.
+ * toplev.c (default_pch_valid_p): Likewise.
+ * tracer.c (tail_duplicate): Likewise.
+ * tree-alias-common.c (get_alias_var_decl,
+ get_values_from_constructor, create_alias_var, delete_alias_vars,
+ empty_points_to_set, same_points_to_set, ptr_may_alias_var):
+ Likewise.
+ * tree.c (tree_size, make_node_stat, copy_node_stat,
+ build_int_cst_wide, integer_all_onesp, list_length, chainon,
+ tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
+ substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
+ build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
+ lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
+ build_method_type_directly, decl_type_context, get_callee_fndecl,
+ get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
+ tree_fold_gcd): Likewise.
+ * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
+ make_cond_expr_edges, group_case_labels, tree_merge_blocks,
+ cleanup_control_expr_graph, find_taken_edge,
+ find_taken_edge_switch_expr, phi_alternatives_equal,
+ is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
+ stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
+ tree_split_edge, tree_verify_flow_info, thread_jumps,
+ tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
+ * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
+ chrec_fold_multiply_poly_poly): Likewise.
+ * tree-complex.c (extract_component, expand_complex_division,
+ expand_complex_comparison, expand_complex_operations_1,
+ build_replicated_const, expand_vector_operations_1): Likewise.
+ * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
+ build_classic_dir_vector): Likewise.
+ * tree-dfa.c (compute_immediate_uses_for_phi,
+ compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
+ create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
+ * tree-dump.c (dequeue_and_dump): Likewise.
+ * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
+ record_in_finally_tree, replace_goto_queue_1,
+ maybe_record_in_goto_queue, verify_norecord_switch_expr,
+ do_return_redirection): Likewise.
+ * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
+ add_to_dst_predicate_list, find_phi_replacement_condition,
+ replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
+ Likewise.
+ * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
+ initialize_inlined_parameters, declare_return_variable,
+ estimate_num_insns_1, expand_call_inline, expand_calls_inline,
+ optimize_inline_calls, copy_tree_r): Likewise.
+ * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
+ ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
+ * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
+ tsi_split_statement_list_after, tsi_split_statement_list_before):
+ Likewise.
+ * tree-mudflap.c (mf_varname_tree): Likewise.
+ * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
+ lookup_tramp_for_decl, convert_all_function_calls): Likewise.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+ * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
+ coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
+ free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
+ Likewise.
+ * tree-phinodes.c (resize_phi_node, add_phi_arg,
+ remove_all_phi_nodes_for): Likewise.
+ * tree-pretty-print.c (op_prio, print_call_name): Likewise.
+ * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
+ tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
+ * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
+ sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
+ generate_one_element_ref, generate_element_copy,
+ generate_element_zero, scalarize_copy, scalarize_init,
+ scalarize_ldst): Likewise.
+ * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
+ add_may_alias, add_pointed_to_expr, add_pointed_to_var,
+ collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
+ * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
+ * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
+ set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
+ widen_bitfield, ccp_fold_builtin): Likewise.
+ * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
+ replace_exp_1, propagate_tree_value): Likewise.
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
+ * tree-ssa-dce.c (set_control_dependence_map_bit,
+ find_control_dependence, find_pdom, mark_operand_necessary,
+ mark_stmt_if_obviously_necessary,
+ mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
+ * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
+ simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
+ eliminate_redundant_computations, avail_expr_eq): Likewise.
+ * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
+ * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
+ duplicate_blocks): Likewise.
+ * tree-ssa-loop-im.c (for_each_index, set_level,
+ is_call_clobbered_ref): Likewise.
+ * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
+ stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
+ find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
+ peel_address, ptr_difference_cost, may_replace_final_value,
+ determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
+ rewrite_use, rewrite_uses): Likewise.
+ * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
+ check_loop_closed_ssa_use): Likewise.
+ * tree-ssanames.c (make_ssa_name): Likewise.
+ * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
+ finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
+ get_stmt_operands, get_expr_operands, get_asm_expr_operands,
+ get_indirect_ref_operands, add_stmt_operand): Likewise.
+ * tree-ssa-pre.c (value_exists_in_set_bitmap,
+ value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
+ phi_translate, valid_in_set, compute_antic,
+ find_or_generate_expression, create_expression_by_pieces, insert_aux,
+ create_value_expr_from, eliminate): Likewise.
+ * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
+ * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
+ Likewise.
+ * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
+ eliminate_tail_call): Likewise.
+ * tree-vectorizer.c (vect_create_index_for_array_ref,
+ vect_align_data_ref, vect_create_data_ref,
+ vect_create_destination_var, vect_get_vec_def_for_operand,
+ vect_finish_stmt_generation, vect_transform_stmt,
+ vect_transform_loop_bound, vect_transform_loop,
+ vect_analyze_operations): Likewise.
+ * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
+ Likewise.
+ * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
+ get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
+ bsi_after_labels, bsi_last): Likewise.
+ * tree-ssa-live.c (var_union, change_partition_var,
+ create_ssa_var_map, calculate_live_on_entry, root_var_init,
+ type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
+ Likewise.
+ * tree-ssa-live.h (partition_is_global, live_entry_blocks,
+ tpa_find_tree): Likewise.
+ (register_ssa_partition_check): Declare.
+ (register_ssa_partition): use it.
+ * tree-ssa-live.c: Include errors.h.
+ (register_ssa_partition_check): New.
+ * tree-ssa-operands.c: Include errors.h.
+ * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
+
+2004-09-09 Richard Sandiford <rsandifo@redhat.com>
+ Catherine Moore <clm@redhat.com>
+
+ * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
+ (FRV_CPU_FR405): New processor enums.
+ (frv_issue_rate, frv_acc_group): Declare.
+ * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
+ (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
+ (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
+ (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
+ (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
+ handled by CPP_SPEC.
+ (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
+ (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
+ (ACC_MASK): New macro.
+ (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
+ (TARGET_MEDIA_FR450): New macro.
+ (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
+ (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
+ (LABEL_ALIGN_AFTER_BARRIER): Define.
+ (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
+ (IACC_FIRST, IACC_LAST): New pair of SPRs.
+ (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
+ (REGISTER_NAMES): Add entries for new registers.
+ (REG_CLASS_CONTENTS): Update for new register ranges.
+ (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
+ (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
+ (PACKING_FLAG_USED_P): Delete.
+ (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
+ (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
+ (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
+ (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
+ (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
+ (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
+ (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
+ (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
+ (CPU_UNITS_QUERY): Define to 1.
+ * config/frv/frv.c: Include gt-frv.h
+ (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
+ (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
+ (frv_insn_group): New enumeration.
+ (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
+ (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
+ (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
+ (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
+ gap left by REGSTATE_LIVE.
+ (regstate_t): New typedef.
+ (TARGET_MACHINE_DEPENDENT_REORG): Define.
+ (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
+ (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
+ Initialize frv_unit_codes[] and frv_type_to_unit[].
+ (frv_conditional_register_usage): Remove redundant fixing of
+ accumulator registers.
+ (frv_insn_packing_flag): Update specification.
+ (frv_function_prologue): Don't set frv_insn_packing_flag here.
+ Zero out frv_nops[].
+ (frv_expand_epilogue): Remove comments about the no-longer-present
+ SIBCALL_P argument.
+ (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
+ PACKING_FLAG_USED_P() when deciding whether to pack instructions.
+ (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
+ of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
+ packing is disabled and if INSN can only issue to M1.
+ (call_operand): Check TARGET_LONG_CALLS.
+ (acc_operand, even_acc_operand, quad_acc_operand)
+ (accg_operand): Simplify. Don't accept pseudo registers.
+ (output_move_single): Handle SPR<-zero moves.
+ (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
+ (frv_registers_update, frv_registers_used_p): Delete.
+ (frv_registers_set_p): Delete.
+ (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
+ (frv_issues_to_branch_unit_p): New function.
+ (frv_packet): New structure.
+ (frv_cond_flags, frv_regstate_conflict_p): New functions.
+ (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
+ (frv_registers_update_1, frv_registers_update): New functions.
+ (frv_start_packet, frv_start_packet_block, frv_finish_packet)
+ (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
+ (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
+ (frv_sort_insn_group, frv_reorder_packet): New functions.
+ (frv_pack_insns): Use frv_reorder_packet.
+ (frv_packet_address): New variable.
+ (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
+ (frv_register_nop, frv_reorg): New functions.
+ (bdesc_1arg): Add __SCUTSS.
+ (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
+ __SUBSS, __SLASS and __SCAN.
+ (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
+ (bdesc_int_void2arg, bdesc_prefetches): New arrays.
+ (frv_init_builtins): Register the above builtins.
+ (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
+ registers. Turn the referenced accumulators into global registers.
+ (frv_read_iacc_argument): New function.
+ (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
+ (frv_split_iacc_move): New function.
+ (frv_expand_builtin): Handle the new builtins.
+ * config/frv/frv.md: Replace old schedulers with new order-independent
+ ones. Add schedulers for the FR405, FR450 and FR550. Describe new
+ packing algorithm.
+ (cpu): Add fr550, fr450 and fr405.
+ (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
+ mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
+ (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
+ (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
+ (fnop, mnop): New patterns.
+ (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
+ New constants.
+ (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
+ (mclracca8): Use ACC_MASK to determine the upper set of accumulator
+ registers.
+ (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
+ (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
+ (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
+ (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
+ (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
+ (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
+ (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
+ (frv_prefetch0, frv_prefetch): New patterns.
+ * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
+ -mcpu=simple. Add -mcpu=fr550.
+ (MULTILIB_DIRNAMES): Update accordingly.
+ (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
+ -mcpu=fr450.
+ * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
+ -mlong-calls and -malign-labels options for FR-V.
+
+2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/8420
+ * c-tree.h (struct c_declspecs): New.
+ (struct c_declarator, struct c_type_name, struct c_parm): Update
+ element types.
+ (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
+ start_function, start_decl, build_c_parm,
+ make_pointer_declarator): Update prototypes.
+ (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
+ declspecs_add_scspec, declspecs_add_attrs): New.
+ (split_specs_attrs): Remove.
+ * c-parse.in (%union): Add dsptype.
+ (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
+ declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
+ declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
+ declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
+ declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
+ declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
+ declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
+ declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
+ declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
+ declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
+ maybe_type_quals_attrs): Change to dsptype.
+ (struct c_declspec_stack): New.
+ (current_declspecs, declspec_stack): Change type.
+ (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
+ structures.
+ (extdefs): Likewise.
+ (setspecs): Likewise.
+ (fndef): Use current_declspecs for empty declspecs list.
+ (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
+ declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
+ declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
+ declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
+ declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
+ declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
+ declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
+ declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
+ structures and helper functions. Update comments.
+ (typespec_nonattr): Correct comment.
+ (maybe_type_quals_attrs, typename): Update to new structures.
+ * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
+ shadow_tag, shadow_tag_warned, start_function, start_decl,
+ build_c_parm, make_pointer_declarator,
+ set_array_declarator_inner, groktypename): Update to new
+ structures.
+ (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
+ declspecs_add_scspec, declspecs_add_attrs): New.
+ (split_specs_attrs): Remove.
+ (shadow_tag_warned): Make warning for useless type names a
+ pedwarn. Give hard error for long, short, signed, unsigned or
+ _Complex used with struct, union or enum in empty declaration.
+ Make found_tag a bool.
+ (grokdeclarator): Remove checks now done at parse time.
+
+2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
+ c_declarator, struct c_type_name, struct c_parm): New.
+ (build_array_declarator, set_array_declarator_inner,
+ get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
+ start_function, start_decl, build_c_parm, build_attrs_declarator,
+ build_function_declarator, make_pointer_declarator, c_cast_expr,
+ store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
+ (build_id_declarator): New.
+ * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
+ structures.
+ * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
+ ARG_INFO_OTHERS): Remove.
+ (build_id_declarator): New.
+ (build_array_declarator, set_array_declarator_inner, groktypename,
+ start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
+ grokfield, start_function, store_parm_decls_newstyle,
+ store_parm_decls_oldstyle, store_parm_decls,
+ build_c_parm, build_attrs_declarator, build_function_declarator,
+ make_pointer_declarator, grokdeclarator): Update to new
+ structures.
+ * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
+ parmtype.
+ (declarator, notype_declarator, after_type_declarator,
+ parm_declarator, parm_declarator_starttypename,
+ parm_declarator_nostarttypename, array_declarator, typename,
+ absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
+ absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
+ parmlist_1, parmlist_2, parmlist_or_identifiers,
+ parmlist_or_identifiers_1): Use these types.
+ (primary, after_type_declarator, parm_declarator_starttypename,
+ notype_declarator, component_decl, component_declarator,
+ component_notype_declarator, typename, absdcl,
+ absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
+ parmlist_2, parmlist_or_identifiers_1): Update to new structures.
+
+2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
+ in_typeof, record_maybe_used_decl, pop_maybe_used,
+ c_expr_sizeof_expr, c_expr_sizeof_type): New.
+ * c-decl.c (parser_obstack): New.
+ (c_init_decl_processing): Initialize parser_obstack.
+ (c_write_global_declarations_1): Check for used but undefined
+ static functions.
+ * c-parse.in (%union): Add otype.
+ (save_obstack_position): New.
+ (extdefs): Use it.
+ (unary_expr): Update in_sizeof and in_alignof. Use
+ c_expr_sizeof_expr and c_expr_sizeof_type.
+ (sizeof): Update in_sizeof.
+ (alignof): Update in_alignof.
+ (typeof): Update in_typeof.
+ (typespec_nonreserved_nonattr): Call pop_maybe_used.
+ * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
+ maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
+ pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
+ (build_external_ref): Set C_DECL_USED or call
+ record_maybe_used_decl if appropriate.
+ * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
+
+2004-09-08 Eric Christopher <echristo@redhat.com>
+
+ * builtins.c: Fix prototype for fold_builtin_atan.
+
+2004-09-08 Eric Christopher <echristo@redhat.com>
+
+ * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
+ fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
+ fold_builtin_atan): New functions. Migrate function bodies...
+ (fold_builtin_1): ... from here.
+
+2004-09-09 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
+ save_size.
+
+2004-09-08 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
+ * config/rs6000/power5.md (power5-lmul): Same.
+
+2004-09-08 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/17186
+ * function.c (expand_function_end): Have fall-off-the-end
+ return path jump around return register setup.
+
+2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (sparc_indent_opcode): New variable.
+ (output_return): Do not test for the presence of the 'unimp' insn.
+ Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
+ as predicates instead of custom ones. Return raw strings when
+ possible.
+ (output_sibcall): Likewise. Concatenate strings.
+ (output_ubranch): Remove kludge for TurboSPARC.
+ (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
+ (output_v9branch): Likewise.
+ (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
+ <#>: Set sparc_indent_opcode if the delay slot is filled.
+ <(>: Likewise.
+ <)>: New operand to emit the displacement from the saved PC on return.
+ <@>: Remove.
+ * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
+ (ASM_OUTPUT_OPCODE): New macro.
+ (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
+ * config/sparc/sparc.md (normal_branch, inverted_branch,
+ normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
+ inverted_fpe_branch): Adjust call to output_cbranch.
+ (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
+ call to output_v9branch.
+ * config/sparc/sparc-protos.h (output_cbranch): Adjust.
+ (output_v9branch): Likewise.
+
+2004-09-08 Devang Patel <dpatel@apple.com>
+
+ * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
+ -segs_read_only_addr and -segs_read_write_addr.
+ (WORD_SWITCH_TAKES_ARG): Same.
+ (LINK_SPEC): Same.
+ * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
+ -segs_read_write_addr.
+
+2004-09-08 Richard Henderson <rth@redhat.com>
+
+ * function.c (reference_callee_copied): New.
+ (assign_parm_setup_reg): Use it.
+ * calls.c (initialize_argument_information): Likewise.
+ (emit_library_call_value_1): Likewise.
+ * function.h (reference_callee_copied): Declare.
+
+ * target.h (struct gcc_target): Add callee_copies.
+ * target-def.h (TARGET_CALLEE_COPIES): New.
+ (TARGET_PASS_BY_REFERENCE): Update default.
+ * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * targhooks.c (hook_callee_copies_named): New.
+ (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
+ hook_pass_by_reference_false.
+ (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
+ * targhooks.h: Update decls.
+ * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
+ * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
+ * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
+ * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
+ * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
+ * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
+ (mips_callee_copies): New.
+ * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
+ * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
+ * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
+ * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * config/sh/sh.c (sh_callee_copies): New.
+ (TARGET_CALLEE_COPIES): New.
+ * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
+ * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
+ * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
+ for FUNCTION_ARG_CALLEE_COPIES.
+ * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
+
+2004-09-08 Devang Patel <dpatel@apple.com>
+
+ * tree-if-conv.c (find_phi_replacement_condition): Return true
+ edge block.
+ (replace_phi_with_cond_modify_expr): Select conditional expr args
+ based on true edge basic block.
+
+2004-09-08 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
+ variables being alias set.
+
+2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * final.c (shorten_branches, final, get_insn_template,
+ output_alternate_entry_point, final_scan_insn, alter_subreg,
+ alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
+ leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
+ * fix-header.c (lookup_std_proto): Likewise.
+ * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
+ verify_local_live_at_start, update_life_info, mark_reg,
+ calculate_global_regs_live, allocate_reg_life_data,
+ init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
+ ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
+ attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
+ * fold-const.c (force_fit_type, div_and_round_double,
+ may_negate_without_overflow_p, int_const_binop, const_binop,
+ size_binop, size_diffop, fold_convert_const, fold_convert,
+ invert_tree_comparison, swap_tree_comparison,
+ comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
+ range_binop, make_range, fold_cond_expr_with_comparison,
+ fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
+ fold_abs_const, fold_not_const, fold_relational_const, round_up,
+ round_down): Likewise.
+ * function.c (find_function_data, assign_stack_temp_for_type,
+ instantiate_virtual_regs_lossage, aggregate_value_p,
+ assign_parm_find_entry_rtl, assign_parm_setup_block,
+ expand_function_start, expand_function_end, keep_stack_depressed,
+ handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
+
+2004-09-08 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in (tree-loop-linear.o): Added.
+ (OBJS-common): Add tree-loop-linear.o
+ * common.opt: New flag, ftree-loop-linear.
+ * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
+ * tree-flow.h: Add prototype for linear_transform_loops.
+ * tree-optimize.c: Add linear transform after vectorization.
+ * tree-pass.h: Add struct pass_linear_transform.
+ * tree-ssa-loop.c: Add pass_linear_transform.
+ * tree-loop-linear.c: New file.
+ * lambda-code.c: gcc_assertify.
+ (gcc_loop_to_lambda_loop): Handle all exit tests.
+ Handle case where we have (invariant >= induction var).
+ (find_induction_var_from_exit_cond): Ditto.
+
+2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
+
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
+ memory tag is call clobbered, so are its aliases.
+ (group_aliases): When two memory tags being grouped, if one is
+ call clobbered, so are the other and its aliases.
+ (add_may_alias): Remove call-clobbering stuff.
+ (replace_may_alias): Likewise.
+ (merge_pointed_to_info): Merge pt_global_mem
+
+2004-09-08 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
+ * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
+ (cgraph_expand_function): Remove stale cgraph edges of currently
+ compiled function; fix non-unit-at-a-time code copying function
+ node for later reuse.
+
+2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
+ (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
+ (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
+ (vec_gc_free, vec_heap_free): New.
+ * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
+ (DEF_VEC_P): Add allocator argument. Adjust.
+ (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
+ (DEF_VEC_O): Add allocator argument. Adjust.
+ (VEC(free)): New.
+
+ * tree.h (tree): Define a GC'd vector.
+ * lamba-code.c (lambda_loop): Likewise.
+ * value-prof.h (histogram_value): Likewise.
+
+2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
+ (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
+ gen_lowpart_common, gen_highpart, gen_highpart_mode,
+ subreg_highpart_offset, operand_subword, operand_subword_force,
+ mem_expr_equal_p, set_mem_attributes_minus_bitpos,
+ set_mem_alias_set, change_address_1, verify_rtx_sharing,
+ copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
+ try_split, add_insn_after, add_insn_before, remove_insn,
+ remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
+ emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
+ emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
+ set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
+ gen_const_vector_0, emit_copy_of_insn_after): Likewise.
+ * et-forest.c (set_prev, set_next, et_check_occ_sanity,
+ record_path_before_1, check_path_after_1, check_path_after): Likewise.
+ * except.c (gen_eh_region, resolve_one_fixup_region,
+ remove_unreachable_regions, convert_from_eh_region_ranges_1,
+ add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
+ connect_post_landing_pads, sjlj_emit_function_exit,
+ remove_exception_handler_label, remove_eh_handler,
+ reachable_next_level, collect_one_action_chain,
+ output_function_exception_table): Likewise.
+ * explow.c (trunc_int_for_mode, copy_to_mode_reg,
+ optimize_save_area_alloca, allocate_dynamic_stack_space,
+ probe_stack_range, hard_function_value): Likewise.
+ * expmed.c (mode_for_extraction, store_bit_field,
+ store_fixed_bit_field, extract_bit_field, expand_shift,
+ expand_mult_const, expand_mult, choose_multiplier,
+ expand_mult_highpart, expand_divmod, emit_store_flag,
+ do_cmp_and_jump): Likewise.
+ * expr.c (convert_move, convert_modes, move_by_pieces,
+ move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
+ move_block_from_reg, gen_group_rtx, emit_group_load,
+ emit_group_move, emit_group_store, use_reg, use_regs,
+ can_store_by_pieces, store_by_pieces, store_by_pieces_1,
+ emit_move_insn, emit_move_insn_1, emit_push_insn,
+ expand_assignment, store_expr, count_type_elements,
+ store_constructor, store_field, safe_from_p, expand_var,
+ expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
+
+2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
+ gcc_assert and gcc_unreachable.
+ * ddg.c (create_ddg_dependence, add_deps_for_def,
+ add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
+ * df.c (df_ref_unlink, df_ref_record, df_uses_record,
+ df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
+ df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
+ df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
+ df_bb_reg_live_end_p, df_bb_regs_lives_compare,
+ df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
+ dataflow_set_copy, hybrid_search, diagnostic.c,
+ diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
+ compute_dom_fast_query, calculate_dominance_info,
+ free_dominance_info, get_immediate_dominator,
+ set_immediate_dominator, get_dominated_by,
+ redirect_immediate_dominators, nearest_common_dominator,
+ dominated_by_p, verify_dominators, recount_dominator,
+ iterate_fix_dominators, add_to_dominance_info,
+ delete_from_dominance_info): Likewise.
+ * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
+ dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
+ dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
+ * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
+ initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
+ flush_queued_reg_saves, dwarf2out_frame_debug_expr,
+ dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
+ output_call_frame_info, output_loc_operands, build_cfa_loc,
+ decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
+ AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
+ AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
+ splice_child_die, attr_checksum, same_dw_val_p,
+ break_out_includes, build_abbrev_table, size_of_die, mark_dies,
+ unmark_dies, value_format, output_loc_list, output_die,
+ output_pubnames, output_aranges, base_type_die, is_base_type,
+ modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
+ mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
+ field_byte_offset, add_data_member_location_attribute,
+ add_const_value_attribute, rtl_for_decl_location,
+ add_location_or_const_value_attribute, add_byte_size_attribute,
+ add_bit_offset_attribute, add_bit_size_attribute,
+ add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
+ decl_start_label, gen_formal_parameter_die,
+ gen_type_die_for_member, gen_subprogram_die, gen_label_die,
+ gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
+ force_decl_die, force_type_die, gen_decl_die,
+ dwarf2out_imported_module_or_decl, prune_unused_types_prune,
+ dwarf2out_finish): Likewise.
+
+2004-09-08 Andreas Tobler <toa@pop.agri.ch>
+
+ * Makefile.in (builtins.o): Depend on tree-mudflap.h.
+ * builtins.c: Include tree-mudflap.h.
+
+2004-09-08 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
+ force operand 0.0 into register in XFmode. Also do not force
+ operand 0.0 into register if !TARGET_CMOVE.
+ * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
+ (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
+ implement ftst x87 instruction.
+ (*fp_jcc_7): New insn pattern. Change corresponding split
+ pattern to handle "general_operand" instead of
+ "nonimmediate_operand".
+
+2004-09-08 Ben Elliston <bje@au.ibm.com>
+
+ * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
+
+2004-09-07 Frank Ch. Eigler <fche@redhat.com>
+
+ * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
+ generated from standard va_arg expansion.
+ * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
+ marked nodes.
+ (mf_varname_tree, mf_file_function_line_tree): Add some support
+ for column numbers if compiled with USE_MAPPED_LOCATION.
+
+2004-09-07 Ziemowit Laski <zlaski@apple.com>
+
+ * c-decl.c (groktypename_in_parm_context): Remove function.
+ * c-tree.h (groktypename_in_parm_context): Remove prototype.
+
+2004-09-07 Ziemowit Laski <zlaski@apple.com>
+
+ * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
+ * c-parse.in: Include c-common.h instead of objc-act.h.
+ (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
+ myparms, myparm): Remove %type declarations.
+ (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
+ objc_typename, objc_try_catch_stmt, optellipsis): Add %type
+ declarations.
+ (objc_inherit_code, objc_public_flag): Remove.
+ (typespec_nonreserved_nonattr): Call
+ objc_get_protocol_qualified_type() instead of get_static_reference()
+ and get_protocol_reference().
+ (stmt_nocomp): Call grokparm() on @catch parameter.
+ (objcdef): Move semantic action to objc_finish_implementation().
+ (classdef): Move semantic action to objc_start_class_interface(),
+ objc_continue_interface(), objc_finish_interface(),
+ objc_start_class_implementation(), objc_continue_implementation(),
+ objc_start_category_interface() and
+ objc_start_category_implementation().
+ (protocoldef): Move semantic actions to objc_start_protocol() and
+ objc_finish_interface().
+ (ivar_decl_list): Remove nonterminal.
+ (visibility_spec): Move semantic actions to objc_set_visibility().
+ (ivar_decls): Remove assignment to $$.
+ (ivar_decl): Rephrase in terms of component_decl; call
+ objc_add_instance_variable().
+ (ivars, ivar_declarator): Remove nonterminals.
+ (opt_semi): New nonterminal.
+ (methodtype): Remove semantic actions.
+ (methoddef): Move semantic actions to objc_set_method_type(),
+ objc_start_method_definition() and objc_finish_method_definition().
+ (methodproto): Move semantic actions to objc_set_method_type() and
+ objc_add_method_declaration().
+ (methoddecl): Use objc_typename instead of typename; move semantic
+ actions to objc_build_method_signature().
+ (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
+ (optparmlist): Express in terms of optparms and optellipsis.
+ (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
+ nonterminals.
+ (keyworddecl): Use objc_typename instead of typename.
+ (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
+ and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
+
+2004-09-08 Alan Modra <amodra@bigpond.net.au>
+
+ * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
+ (MD_FALLBACK_FRAME_STATE_FOR): Update.
+ * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
+ (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
+ (MD_FROB_UPDATE_CONTEXT): Remove default.
+ (uw_update_context_1): Instead #ifdef invocation.
+ * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
+ (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
+ * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
+ (MD_UNWIND_SUPPORT): Undefine this instead.
+ * config/i386/gnu.h: Likewise.
+ * config/alpha/linux-unwind.h: New file, macro converted to
+ function, extracted from..
+ * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
+ (MD_UNWIND_SUPPORT): Define.
+ * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
+ * config/i386/linux-unwind.h, config/i386/linux.h,
+ config/i386/linux64.h: Likewise.
+ * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
+ MD_HANDLE_UNWABI too.
+ * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
+ * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
+ * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
+ * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
+ * config/sparc/linux-unwind.h, config/sparc/linux.h,
+ config/sparc/linux64.h: Likewise.
+ * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
+ SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
+ * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
+ config/rs6000/linux64.h: Likewise. Split out get_sigcontext
+ function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
+
+2004-09-07 Jan Hubicka <jh@suse.cz>
+
+ * cse.c (fold_rtx): Avoid building of
+ (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
+
+ * tree-ssa-pre.c (grand_bitmap_obstack): New.
+ (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
+ (init_pre): Initialize obstack.
+ (fini_pre): Free obstack.
+
+2004-09-07 David Daney <ddaney@avtrex.com>
+
+ * config.gcc: Added support for --with-divide=[breaks|traps] for
+ mips targets.
+ * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
+ (TARGET_DIVIDE_TRAPS): New macro.
+ (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
+ (OPTION_DEFAULT_SPECS): Added --with-divide= support.
+ * config/mips/mips.c (mips_idiv_insns): Generate proper count on
+ GENERATE_DIVIDE_TRAPS.
+ (mips_output_division): Emit conditional trap if
+ GENERATE_DIVIDE_TRAPS is set.
+ * doc/install.texi: Document --with-divide.
+ * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
+
+2004-09-07 Caroline Tice <ctice@apple.com>
+
+ * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
+ EDGE_CROSSING, to flags test case.
+
+2004-09-07 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
+ class too.
+
+2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
+
+ * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
+ cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
+ make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
+ or gcc_unreachable.
+ * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
+ remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
+ alloc_aux_for_edges, free_aux_for_edges): Likewise.
+ * cfgcleanup.c (try_forward_edges,
+ merge_blocks_move_predecessor_nojumps,
+ merge_blocks_move_successor_nojumps): Likewise.
+ * cfgexpand.c (expand_gimple_cond_expr,
+ expand_gimple_tailcall): Likewise.
+ * cfghooks.c (duplicate_block): Likewise.
+ * cfglayout.c (record_effective_endpoints,
+ insn_locators_initialize, change_scope, fixup_reorder_chain,
+ verify_insn_chain, fixup_fallthru_exit_predecessor,
+ duplicate_insn_chain, cfg_layout_finalize): Likewise.
+ * cfgloopanal.c (check_irred): Likewise.
+ * cfgloop.c (superloop_at_depth, flow_loops_free,
+ flow_loop_entry_edges_find, flow_loops_find,
+ flow_loop_outside_edge_p, get_loop_body,
+ get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
+ get_loop_exit_edges, num_loop_branches, cancel_loop,
+ verify_loop_structure): Likewise.
+ cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
+ duplicate_loop_to_header_edge, create_preheader,
+ create_loop_notes): Likewise.
+ * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
+ edirect_branch_edge, force_nonfallthru_and_redirect,
+ rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
+ commit_edge_insertions, commit_edge_insertions_watch_calls,
+ purge_dead_edges, cfg_layout_redirect_edge_and_branch,
+ cfg_layout_redirect_edge_and_branch_force,
+ cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
+ * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
+ cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
+ cgraph_varpool_node): Likewise.
+ * cgraphunit.c (cgraph_finalize_function,
+ cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
+ cgraph_expand_function, cgraph_remove_unreachable_nodes,
+ cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
+ cgraph_mark_inline, cgraph_expand_all_functions,
+ cgraph_build_static_cdtor): Likewise.
+ * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
+ simplify_logical, distribute_notes, insn_cuid): Likewise.
+ * conflict.c (conflict_graph_add, print_conflict): Likewise.
+ * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
+ coverage_checksum_string): Likewise.
+ * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
+ hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
+ cse_cc_succs, cse_condition_code_reg): Likewise.
+ * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
+ rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
+ new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
+ cselib_record_set): Likewise.
+
+2004-09-07 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
+
+2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
+
+ * builtins.c (fold_builtin_strchr): Use build_int_cst, not
+ fold_convert.
+ (fold_builtin_strpbrk): Likewise.
+ * expr.c (array_ref_low_bound): Likewise.
+ * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
+ interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
+ * tree-sra.c (generate_element_zero): Likewise.
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
+ * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
+ add_old_iv_candidates, add_iv_candidates): Likewise.
+ * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
+
+2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
+ * c-common.c (c_type_hash, c_common_nodes_and_builtins,
+ c_expand_expr, boolean_increment, nonnull_check_p,
+ check_function_arguments_recurse, fold_offsetof_1): Likewise.
+ * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
+ builtin_define_type_max): Likewise.
+ * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
+ implicit_decl_warning, builtin_function, build_compound_literal,
+ complete_array_type, grokdeclarator, get_parm_info,
+ start_function, store_parm_decls_oldstyle,
+ c_write_global_declarations): Likewise.
+ * c-format.c (get_constant, decode_format_attr,
+ maybe_read_dollar_number, get_flag_spec, check_format_arg,
+ check_format_types, format_type_warning,
+ find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
+ init_dynamic_diag_info, handle_format_attribute): Likewise.
+ * c-gimplify.c (push_context, pop_context, finish_bc_block):
+ * c-lex.c (c_lex_with_flags, lex_string): Likewise.
+ * c-objc-common.c (c_tree_printer): Likewise.
+ * c-pch.c (pch_init): Likewise.
+ * c-pragma.c (maybe_apply_pragma_weak): Likewise.
+ * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
+ * c-typeck.c (c_incomplete_type_error, composite_type,
+ common_pointer_type, common_type, same_translation_unit_p,
+ tagged_types_tu_compatible_p, finish_init, pop_init_level,
+ set_designator, set_nonincremental_init_from_string,
+ process_init_element, c_finish_if_stmt): Likewise.
+ * caller-save.c (init_caller_save, save_call_clobbered_regs,
+ insert_restore, insert_save, insert_one_insn): Likewise.
+ * calls.c (emit_call_1, compute_argument_block_size,
+ precompute_arguments, expand_call, emit_library_call_value_1,
+ store_one_arg): Likewise.
+
+2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
+
+ * configure.ac (enable-checking): Add release option. Reorganize
+ to avoid repetition.
+ * configure: Rebuilt.
+ * doc/install.texi (enable-checking): Amend documentation.
+
+2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/17313
+ * Makefile.in (specs.ready): Depend on cc1$(exeext).
+
+2004-09-06 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
+ movdf_hardfloat_32bit): Split fG into two alternatives.
+ (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
+
+ * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
+
+2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * final.c (output_in_slot): Delete.
+ (final_scan_insn): Revert 2004-09-03 change.
+ (output_asm_insn): Likewise.
+ * config/sparc/sparc.c (output_return): Likewise.
+ (output_sibcall): Likewise.
+
+2004-09-06 Jan Hubicka <jh@suse.cz>
+
+ * loop.c (loop_dump_aux): Do not print RTL when not available.
+ * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
+ frontend specific type nodes.
+ (produce_memory_decl_rtl): Break out from ...
+ (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
+ (get_computation_at): Avoid random tree sharing.
+ (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
+
+2004-09-06 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
+ unnecessary commands.
+
+2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
+
+ * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
+ (bitmap.o): Likewise.
+
+2004-09-06 Paolo Bonzini <bonzini@gnu.org>
+
+ Unify the management of RTL and tree-level dump files.
+
+ * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
+ Don't print function name to the dump file, the pass manager
+ would do this for us. Add code from the top of
+ rest_of_compilation, up to the initial RTL dump.
+ * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
+ close the DFI_sibling dump file.
+ (rest_of_compilation): Don't do that here. Remove code up to the
+ initial RTL dump.
+ (init_optimization_passes): Remove.
+ (pass_rest_of_compilation): Change pass name to NULL.
+ * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
+ Do not call init_optimization_passes.
+ * toplev.h (init_optimization_passes): Remove.
+
+ * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
+ finish_graph_dump_file): Remove SUFFIX parameter.
+ * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
+ finish_graph_dump_file): Likewise.
+
+ * tree-pass.h (struct tree_opt_pass): Add `letter' field.
+ * cfgexpand.c (pass_expand): Adjust.
+ * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
+ * passes.c (pass_rest_of_compilation): Adjust.
+ * predict.c (pass_profile): Adjust.
+ * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
+ * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
+ pass_split_crit_edges, pass_warn_function_return): Adjust.
+ * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
+ * tree-dfa.c (pass_referenced_vars): Adjust.
+ * tree-eh.c (pass_lower_eh): Adjust.
+ * tree-if-conv.c (pass_build_ssa): Adjust.
+ * tree-into-ssa.c (pass_build_ssa): Adjust.
+ * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
+ * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
+ * tree-nrv.c (pass_nrv): Adjust.
+ * tree-optimize.c (pass_gimple, pass_all_optimizations,
+ pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
+ pass_init_datastructures): Adjust.
+ * tree-outof-ssa.c (pass_del_ssa): Adjust.
+ * tree-profile.c (pass_tree_profile): Adjust.
+ * tree-sra.c (pass_sra): Adjust.
+ * tree-ssa-alias.c (pass_may_alias): Adjust.
+ * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
+ * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
+ * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
+ * tree-ssa-dom.c (pass_dominator): Adjust.
+ * tree-ssa-dse.c (pass_dse): Adjust.
+ * tree-ssa-forwprop.c (pass_forwprop): Adjust.
+ * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
+ * tree-ssa-loop-ch.c (pass_ch): Adjust.
+ * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
+ pass_loop_done, pass_complete_unroll, pass_iv_canon,
+ pass_iv_optimize, pass_vectorize): Adjust.
+ * tree-ssa-phiopt.c (pass_phiopt): Adjust.
+ * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
+ * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
+ pass_late_warn_uninnitialized): Adjust.
+ * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
+
+ * Makefile.in (tree-dump.o): Add new dependencies.
+ * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
+ * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
+ Likewise.
+ * toplev.c (dump_file_name): New.
+ * tree-dump.c (dump_enable_all): Add LETTER parameter.
+ (struct dump_file_info): Add NUM and LETTER fields.
+ (dump_files): Adjust and add RTL dump files.
+ (dump_register): Add NUM and LETTER fields.
+ (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
+ (dump_begin): Use get_dump_file_name.
+ (dump_switch_p_1): Adjust call to dump_enable_all.
+ * tree-dump.h (dump_register): Adjust prototype.
+ * tree-optimize.c (register_one_dump_file): Take dump file index.
+ Support flags for RTL dumps.
+ (register_dump_files): Fill in NUM field of struct dump_file_info.
+ Track properties both when the gate is executed and when it is not.
+ (execute_todo): Dump RTL. Add PROPERTIES parameter.
+ (execute_one_pass): Pass properties to execute_todo. Handle VCG
+ dumps of RTL.
+ * tree-pass.h (dump_file_name): New.
+ * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
+ New.
+
+ * Makefile.in (passes.o): Add new dependencies.
+ * passes.c (struct dump_file_info, enum dump_file_index,
+ dump_file_tbl, init_optimization_passes): Remove.
+ (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
+ (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
+ dump_enabled_p.
+ (finish_optimization_passes): Update finish_graph_dump_file loop.
+ (enable_rtl_dump_file): Remove.
+ * tree-dump.c (dump_files): Adjust and add RTL dump files.
+ (enable_rtl_dump_file): Add here.
+ * tree.h (enum tree_dump_index): Add RTL dump file indices.
+ * doc/invoke.texi (Debugging options): Document new RTL debugging
+ options. Update.
+
+2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
+ gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
+ stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
+ tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
+ tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
+ tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
+ tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
+ vec.h: Fix comment formatting.
+
+2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
+ et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
+ hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
+ tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
+ tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
+ tree-ssa-loop-niter.c, tree-ssa-operands.c,
+ tree-ssa-operands.h, tree-ssa-propagate.c,
+ tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
+ vec.c, vec.h: Fix comment typos. Follow spelling conventions.
+
+2004-09-05 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
+ vectorizer is enabled.
+
+2004-09-05 Andreas Jaeger <aj@suse.de>
+
+ * tree-if-conv.c: Spell check comments and clean up whitespace.
+
+2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-ivopts.c: New file.
+ * Makefile.in (tree-ssa-loop-ivopts.c): Add.
+ * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
+ target_pres_cost, target_spill_cost): Declare.
+ * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
+ spill_cost): Renamed to ...
+ (target_avail_regs, target_res_regs, target_small_cost,
+ target_pres_cost, target_spill_cost): ... and exported.
+ (init_set_costs, global_cost_for_size): Work with renamed variables.
+ * common.opt (flag_ivopts): New flag.
+ * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
+ REF_ORIGINAL.
+ * gimplify.c (struct gimplify_ctx): Add into_ssa field.
+ (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
+ generating SSA form.
+ (force_gimple_operand): New function.
+ * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
+ * tree-cfg.c (stmt_bsi): New function.
+ * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
+ PARAM_IV_MAX_CONSIDERED_USES): New.
+ * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
+ bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
+ ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
+ * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
+ * tree-nested.c (build_addr): Export.
+ * tree-optimize.c (init_tree_optimization_passes): Add
+ pass_iv_optimize.
+ * tree-pass.h (pass_iv_optimize): Declare.
+ * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
+ IMAGPART_EXPR.
+ * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
+ as a phi node argument.
+ (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
+ ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
+ functions.
+ * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
+ * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
+ pass_iv_optimize): New pass.
+ * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
+ * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
+ * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
+ * tree.h (REF_ORIGINAL): New macro.
+ (build_int_cst_type, unsigned_type_for, zero_p,
+ cst_and_fits_in_hwi, build_addr): Declare.
+ * doc/invoke.texi (-fivopts): Document.
+ (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
+ PARAM_IV_MAX_CONSIDERED_USES): Document.
+ * doc/passes.texi: Document induction variable optimizations pass.
+
+2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
+ * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
+ * c-common.c (c_common_attribute_table): Accept parameters to
+ sentinel attribute.
+ (check_function_sentinel, handle_sentinel_attribute): Likewise.
+ * doc/extend.texi: Update accordingly.
+
+2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
+ New.
+ * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
+ attribute.
+ * c-common.c (handle_sentinel_attribute, check_function_sentinel):
+ New functions.
+ (c_common_attribute_table): Add `sentinel' attribute.
+ (check_function_arguments): Handle `sentinel' attribute.
+ * doc/extend.texi: Document `sentinel' attribute.
+
+2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ * configure: Regenerated.
+
+2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
+
+ * tree.c (save_expr): No longer TREE_READONLY.
+
+2004-09-04 Jan Hubicka <jh@suse.cz>
+
+ * passes.c (rest_of_clean_state): Fix merge conflict made during
+ commiting the patch.
+
+2004-09-04 Jan Hubicka <jh@suse.cz>
+
+ * passes.c (rest_of_clean_state): Decompose the instruction stream.
+
+2004-09-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/md.texi (shift patterns): New anchor. Add reference to
+ TARGET_SHIFT_TRUNCATION_MASK.
+ * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
+ * target.h (shift_truncation_mask): New target hook.
+ * targhook.h (default_shift_truncation_mask): Declare.
+ * targhook.c (default_shift_truncation_mask): Define.
+ * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
+ (TARGET_INITIALIZER): Include it.
+ * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
+ and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
+ reject all out-of-range values. Fix sign-extension code for modes
+ whose width is smaller than HOST_BITS_PER_WIDE_INT.
+ * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
+ (expand_superword_shift, expand_subword_shift): Likewise.
+ (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
+ (expand_binop): Use them to implement double-word shifts.
+ * config/arm/arm.c (arm_shift_truncation_mask): New function.
+ (TARGET_SHIFT_TRUNCATION_MASK): Define.
+
+2004-09-04 Jan Hubicka <jh@suse.cz>
+
+ * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
+ (mix): New macro copied from hashtab.c
+ (iterative_hash_hashval_t, iterative_hash_pointer,
+ iterative_hash_host_wide_int): New functions based on hashtab.c
+ implementation.
+
+2004-09-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (mask): New mode attribute.
+ (zero_extendsidi2): Add memory alternative.
+ (*zero_extendsidi2_mem): Delete.
+ (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
+ memory_operand in the TARGET_MIPS16 check.
+ (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
+ Redefine using :GPR and :SHORT.
+ (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
+
+2004-09-04 Uros Bizjak <uros@kss-loka.si>
+
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
+ using rint_optab.
+ (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
+ expand_builtin_mathfn.
+ * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
+ btrunc?f patterns for btrunc_optab. Implement rint_optab using
+ rint?f patterns.
+ * optabs.c (init_optabs): Initialize rint_optab.
+ * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
+ Add new OTI_rint.
+ (btrunc_optab): Rename macro from trunc_optab.
+ (rint_optab): Define corresponding macro.
+
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
+ UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
+
+ * config/i386/i386-protos.h (emit_i387_cw_initialization):
+ Change prototype. Add new int parameter.
+ * config/i386/i386.c (emit_i387_cw_initialization):
+ Handle new rounding modes.
+
+ * config/i386/i386.h (enum fp_cw_mode): Delete.
+ (MODE_NEEDED): Handle new rounding modes.
+ (EMIT_MODE_SET): Change condition to handle new rounding modes.
+
+ * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
+ UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
+ represent different rounding modes of frndint insn.
+ (type): Add frndint type.
+ (i387, length, memory): Handle this type.
+ (i387_cw): New attribute definition.
+ (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
+ *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
+ *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
+ Add "i387_cw" attribute defined to "trunc".
+ (x86_fnstcw_1): Remove comment.
+ (*frndintxf2): Rename insn definition to frndintxf2. Move
+ insn definition near rint?f2 expanders.
+ (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
+ rintf and rintl built-ins as inline x87 intrinsics.
+ (frndintxf2_floor): New pattern to implement floor rounding
+ mode with frndint x87 instruction.
+ (floordf2, floorsf2, floorxf2): New expanders to implement floor,
+ floorf and floorl built-ins as inline x87 intrinsics.
+ (frndintxf2_ceil): New pattern to implement ceil rounding
+ mode with frndint x87 instruction.
+ (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
+ ceilf and ceill built-ins as inline x87 intrinsics.
+ (frndintxf2_trunc): New pattern to implement trunc rounding
+ mode with frndint x87 instruction.
+ (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
+ truncf and truncl built-ins as inline x87 intrinsics.
+ (frndintxf2_mask_pm): New pattern to implement rounding
+ mode with exceptions with frndint x87 instruction.
+ (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
+ implement nearbyint, nearbyintf and nearbyintl built-ins as
+ inline x87 intrinsics.
+
+2004-09-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (SHORT): New mode macro.
+ (size): New mode attribute.
+ (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
+ (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
+ *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
+ !ISA_HAS_SEB_SEH.
+ (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
+ *extend[qh]isi2_hw patterns and extending them to di.
+ (extendqihi2): Implement as define_insn_and_split that produces
+ extendqisi2 after reload.
+
+2004-09-03 Devang Patel <dpatel@apple.com>
+
+ * Makefile.in (OBJS-common): Add tree-if-conv.o
+ (tree-if-conv.o): New rule.
+ * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
+ (get_loop_body_in_bfs_order): New.
+ * cfgloop.h (get_loop_body_in_bfs_order): New.
+ * tree-flow.h (enum move_pos): Move here from ..
+ * tree-ssa-loop-im.c (enum move_pos): here.
+ (movement_possibility): Make externally visible.
+ * tree-optimize.c (init_tree_optimization_passes): New entry for
+ if conversion pass.
+ * tree-pass.h (pass_if_conversion): New.
+ * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
+ * tree-if-conv.c: New file.
+ * doc/passes.texi: Document tree if-conversion pass.
+ * doc/tree-ssa.texi: Same.
+
+2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/14925:
+ Makefile.in (LIB2ADDEHSTATIC): New.
+ (LIB2ADDEHSHARED): New.
+ (LIBUNWIND): New.
+ (LIBUNWINDDEP): New.
+ (SHLIBUNWIND_LINK): New.
+ (SHLIBUNWIND_INSTALL): New.
+ (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
+ LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
+ (clean): Remove libunwind*
+ (stage1-start): Remove and copy stage1/libunwind*.
+ (stage2-start): Remove and copy stage2/libunwind*.
+ (stage3-start): Remove and copy stage3/libunwind*.
+ (stage4-start): Remove and copy stage4/libunwind*.
+ (stageprofile-start): Remove and copy stageprofile/libunwind*.
+ (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
+
+ * config.gcc (ia64*-*-linux*): Always add t-libunwind to
+ tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
+ tmake_file if --with-system-libunwind isn't used.
+
+ * config/ia64/t-glibc-libunwind: New file.
+ * config/t-libunwind-elf: Likewise.
+ * unwind-compat.c: Likewise.
+ * unwind-compat.h: Likewise.
+ * unwind-dw2-fde-compat.c: Likewise.
+
+ * config/ia64/t-glibc (LIB2ADDEH): Updated.
+ * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
+
+ * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
+ aliases if needed.
+ * unwind-dw2-fde-glibc.c: Likewise.
+ * unwind-dw2.c: Likewise.
+
+ * config/t-libunwind (LIB2ADDEH): Updated.
+ (LIB2ADDEHSTATIC): New.
+ (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
+ (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
+
+ * configure.ac: Change --enable-libunwind-exceptions to
+ --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
+ * configure: Regenerated.
+ * config.in: Updated.
+
+ * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
+ above and mention --with-system-libunwind.
+ (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
+ removed in gcc 3.4.3 and later.
+
+ * gcc.c (init_spec): Add -lunwind to -lgcc_s if
+ USE_LIBUNWIND_EXCEPTIONS is defined.
+
+ * mklibgcc.in: Support libunwind.
+
+2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
+ m_NOCONA.
+
+2004-09-03 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/9997
+ * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
+ (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
+ (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
+ stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
+ frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
+ resize_stack_vars_conflict, add_stack_var_conflict,
+ stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
+ union_stack_vars, partition_stack_vars, dump_stack_var_partition,
+ expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
+ expand_one_static_var, expand_one_hard_reg_var,
+ expand_one_register_var, expand_one_error_var, defer_stack_allocation,
+ expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
+ (expand_used_vars): Rewrite.
+ * Makefile.in (cfgexpand.o): Update dependencies.
+
+2004-09-04 Jan Hubicka <jh@suse.cz>
+
+ * cfg.c (free_edge): Use ggc_free.
+ (expunge_block): Use ggc_free.
+ * passes.c (rest_of_clean_state): Free after compilation.
+ * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
+ * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
+
+2004-09-03 James E Wilson <wilson@specifixinc.com>
+
+ * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
+ DECL_EXTERNAL check.
+
+2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * final.c (output_in_slot): New global variable.
+ (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
+ Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
+ 'output_in_slot' before invoking output_asm_insn.
+ (output_asm_insn): Add a space after the tab if 'output_in_slot'
+ is set.
+ * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
+ final_scan_insn.
+ (output_sibcall): Likewise.
+
+2004-09-03 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
+ * tree-ssanames (init_ssanames): Likewise.
+
+2004-09-03 Ziemowit Laski <zlaski@apple.com>
+
+ * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
+ objc_declare_protocols, objc_start_protocol,
+ objc_start_class_interface, objc_start_category_interface,
+ objc_continue_interface, objc_finish_interface,
+ objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
+ objc_start_class_implementation, objc_start_category_implementation,
+ objc_continue_implementation, objc_finish_implementation,
+ objc_add_method_declaration, objc_start_method_definition,
+ objc_finish_method_definition, objc_build_keyword_decl,
+ objc_build_method_signature, objc_build_encode_expr,
+ objc_build_protocol_expr, objc_build_selector_expr,
+ objc_build_message_expr, objc_build_string_object,
+ objc_get_class_reference, objc_get_protocol_qualified_type,
+ objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
+
+2004-09-03 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
+
+ * config/mips/generic.md (generic_frecip_fsqrt_step): New.
+ * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
+ (mips_rsqrt2_<fmt>): Use frsqrt2 type.
+ (mips_recip1_<fmt>): Use frdiv1 type.
+ (mips_recip2_<fmt>): Use frdiv2 type.
+ * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
+ * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
+ and frsqrt1.
+ (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
+
+2004-09-03 Daniel Jacobowitz <dan@debian.org>
+
+ * reload.c (find_reloads): Swap operand_loc pointers for
+ find_dummy_reload if we have swapped two operands.
+
+2004-09-03 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
+ to get the tablejump-insn before the jump-table label.
+
+2004-09-03 Ziemowit Laski <zlaski@apple.com>
+
+ * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
+ objc_declare_protocols, objc_build_message_expr,
+ objc_finish_message_expr, objc_build_selector_expr,
+ objc_build_protocol_expr, objc_build_encode_expr,
+ objc_build_string_object, objc_get_protocol_qualified_type,
+ objc_get_class_reference, objc_get_class_ivars,
+ objc_start_class_interface, objc_start_category_interface,
+ objc_start_protocol, objc_continue_interface, objc_finish_interface,
+ objc_start_class_implementation, objc_start_category_implementation,
+ objc_continue_implementation, objc_finish_implementation,
+ objc_set_visibility, objc_set_method_type, objc_build_method_signature,
+ objc_add_method_declaration, objc_start_method_definition,
+ objc_finish_method_definition, objc_add_instance_variable,
+ objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
+ objc_finish_try_stmt, objc_begin_catch_clause,
+ objc_finish_catch_clause, objc_build_finally_clause,
+ objc_build_synchronized, objc_static_init_needed_p,
+ objc_generate_static_init_call): New prototypes.
+
+2004-09-03 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
+ is only one reg.
+ (ia64_function_value): Ditto.
+
+2004-09-03 Jan Beulich <jbeulich@novell.com>
+
+ * config.gcc: Resurrect NetWare as a target. Handle special case of
+ Novell linker to be used (specified through --with-ld=) and threading
+ model of either Posix (default) or NKS.
+ * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
+ of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
+ * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
+ * config/i386/netware.c, config/i386/netware.h: New.
+ * config/i386/nwld.c, config/i386/nwld.h: New.
+ * config/i386/netware-crt0.c: New.
+ * config/i386/netware-libgcc.c: New.
+ * config/i386/netware-libgcc.def: New.
+ * config/i386/netware-libgcc.exp: New.
+ * config/i386/t-netware, config/i386/t-nwld: New.
+ * gthr-nks.h: New.
+ * doc/install.texi: Document NKS threading model.
+
+2004-09-03 Jan Beulich <jbeulich@novell.com>
+
+ PR c/7054
+ * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
+ * tree.h (initial_max_fld_align): Declare
+ * stor-layout.c (initial_max_fld_align): Define and initialize.
+ (maximum_field_alignment): Initialize to the same value.
+ * common.opt: Add -fpack-struct= variant of switch.
+ * opts.c: Handle -fpack-struct= variant of switch.
+ * c-pragma.c: Change #pragma pack() handling so that it becomes
+ compatible to other compilers: accept individual 'push' argument,
+ make final pop restore (command line) default, correct interaction
+ of push/pop and sole specification of a new alignment (so that the
+ sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
+ to #pragma pack(push, <n>).
+ * doc/extend.texi: New node "Structure-Packing Pragmas" under
+ "Pragmas", describing #pragma pack.
+ * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
+ * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
+ Document new TARGET_DEFAULT_PACK_STRUCT.
+
+2004-09-03 Devang Patel <dpatel@apple.com>
+
+ * dwarf2out.c (gen_field_die). Equate decl number to die.
+
+2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/15832
+ * global.c (modify_reg_pav): New function.
+ (make_accurate_live_analysis): Call the new function. Move pavin
+ modification by earlyclobber set into the new function.
+
+2004-09-03 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.c (output_andsi3): Use -1 instead of
+ (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
+ extended.
+
+2004-09-02 Jan Beulich <jbeulich@novell.com>
+
+ * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
+ * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
+ not unwind code specific ones.
+ (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
+ Remove unwind code specific dependencies.
+ (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
+ Remove gbl-ctors.h.
+ Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
+ LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
+ * tsystem.h: Declare memcpy and memset when inhibit_libc.
+
+2004-09-02 Roman Zippel <zippel@linux-m68k.org>
+
+ * combine.c (try_combine): Delay modifying of insns which cannot
+ be easily undone.
+
+2004-09-02 Daniel Berlin <dberlin@dberlin.org>
+
+ * common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
+ tree-loop-im.
+ * tree-ssa-loop.c: Ditto
+ * tree-ssa-loop-ivcanon.c: Ditto
+ * doc/invoke.texi: Ditto.
+
+2004-09-02 Ziemowit Laski <zlaski@apple.com>
+
+ * c-decl.c (store_parm_decls_newstyle): Make static.
+ (store_parm_decls_from): New function.
+ * c-tree.h (store_parm_decls_newstyle): Remove prototype.
+ (store_parm_decls_from): New prototype.
+
+2004-09-02 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (expand_block_move): Use SImode and
+ HImode with STRICT_ALIGNMENT.
+
+2004-09-02 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
+ (TARGET_OS_CPP_BUILTINS): Likewise.
+ * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
+ TARGET_BPABI_CPP_BUILTINS.
+
+2004-09-02 Roman Zippel <zippel@linux-m68k.org>
+
+ * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
+
+2004-09-02 Eric Christopher <echristo@redhat.com>
+
+ * builtins.c (expand_builtin_cabs): Delete.
+ (expand_builtin): If unable to fold the values do a normal
+ library call for builtin_cab*.
+ (fold_builtin_cabs): Depend on optimize and optimize_size.
+ * optabs.c (expand_cmplxdiv_straight): Delete.
+ (expand_cmplxdiv_wide): Ditto.
+ (expand_vector_binop): Ditto.
+ (expand_vector_unop): Ditto.
+ (expand_complex_abs): Delete.
+ (expand_binop): Remove calls to above functions.
+ Remove open coding of complex arithmetic.
+ (expand_unop): Ditto.
+ * optabs.h: Remove prototypes.
+
+2004-09-02 Ziemowit Laski <zlaski@apple.com>
+
+ * c-decl.c (store_parm_decls_newstyle): Make externally visible.
+ * c-tree.h (store_parm_decls_newstyle): New prototype.
+
+2004-09-02 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/rs6000.c (expand_block_clear): Use vector
+ instructions if available.
+ (expand_block_move): Likewise.
+
+2004-09-03 Jan Hubicka <jh@suse.cz>
+
+ * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
+
+2004-09-02 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/symbian.h (LIB_SPEC): Define to empty.
+ * config/arm/t-symbian (SHLIB_LC): Likewise.
+
+2004-09-02 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
+
+2004-09-02 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
+ (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
+ (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
+ (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
+ (mips_issue_rate): Remove unreachable abort.
+ (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
+ (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
+ (mips_block_move_straight, print_operand_address, mips_file_start)
+ (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
+ (mips_output_conditional_branch, mips_expand_builtin_direct)
+ (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
+ * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
+ with gcc_assert.
+
+2004-09-02 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (*lea_high64): Change split condition to
+ flow2_completed. Add a peephole2 to generate a more parallel version.
+
+2004-09-02 Jan Hubicka <jh@suse.cz>
+
+ * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
+ GGC.
+
+ * ggc-page.c: include tree-flow.h.
+ (extra_order_size_table): Add stmt_ann_d.
+ (STAT_LABEL): Rename from ....
+ (LABEL): ... this one.
+ * Makefile.in (ggc-page.o): Add dependency.
+
+ * ggc-common.c (ggc_force_collect): New global variable.
+ (loc_description): Add fields "freed", "collected"
+ (ptr_hash): New static hash
+ (ptr_hash_entry): New structure.
+ (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
+ (ggc_record_overhead): Take ptr argument, record it
+ (ggc_prune_overhead_list, ggc_free_overhead): New functions.
+ (cmp_statistics): Imrove sorting.
+ (dump_ggc_loc_statistics): Output newly collected statistics
+ * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
+ (ggc_free): Call ggc_free_overhead.
+ (ggc_collect): Force collection when asked to be forced.
+ (ggc_collect): Call ggc_prune_overhead_list.
+ * ggc.h (ggc_force_collect): Declare
+ (ggc_record_overhead): Update prototype.
+ (ggc_free_overhead, ggc_prune_overhead_list): Declare.
+
+2004-09-02 James E Wilson <wilson@specifixinc.com>
+
+ * common.opt (ftrapping-math): Default to on.
+
+2004-09-02 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
+
+2004-09-02 Denis Chertykov <denisc@overta.ru>
+
+ PR target/16884
+ * config/avr/avr.md ("movmemhi"): Substitute match_dup to
+ match_scratch.
+ (*movmemqi_insn): Likewise.
+ (*movmemhi): Likewise.
+ (clrmemhi): Likewise.
+ (*clrmemqi): Likewise.
+ (*clrmemhi): Likewise.
+
+2004-09-02 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
+ default_use_cxa_atexit=yes.
+
+2004-09-02 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
+ (struct kernel_old_ucontext): Delete.
+ (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
+ (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
+ when IN_LIGGCC2.
+
+2004-09-02 Richard Sandiford <rsandifo@redhat.com>
+
+ * toplev.c (process_options): Fix typo.
+
+2004-09-01 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/17258
+ * calls.c (initialize_argument_information): Tighten pass-through
+ conditions for pass-by-reference. Remove dead TARGET_EXPR code.
+ Use build_fold_addr_expr.
+ (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
+ that assumes ADDR_EXPR allocates stack space.
+ * fold-const.c (build_fold_addr_expr_with_type): Look through
+ WITH_SIZE_EXPR.
+
+2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
+
+ * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
+ * ggc.h (ggc_alloc_rtx): Delete.
+
+2004-09-01 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (enum alg_code): Remove long unused enumeration values.
+ (struct mult_cost): New structure to hold the "score" of a synthetic
+ multiply sequence, including both a rtx_cost and a latency field.
+ (MULT_COST_LESS): New macro to compare mult_cost to a constant.
+ (CHEAPER_MULT_COST): New macro to compare two mult_costs.
+ (struct algorithm): Change type of cost field to be mult_cost.
+ (synth_mult): Change type of cost_limit argument to be a
+ pointer to a mult_cost. Update all cost comparisons to use the
+ new mult_cost infrastructure. For alg_add_factor and
+ alg_sub_factor operations, latency is lower than the rtx_cost.
+ (choose_mult_variant): Update calls to synth_mult. Perform
+ cost comparisons using the new mult_cost infrastructure.
+ (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
+ to optain the total rtx_cost of a synth_mult "algorithm".
+
+2004-09-01 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/power4.md: Increase store latency to 12.
+ * config/rs6000/power5.md: Same.
+
+2004-09-01 James E Wilson <wilson@specifixinc.com>
+
+ PR target/14064
+ * config/avr/avr.c (avr_unique_section): Delete prototype and
+ definition.
+ (TARGET_ASM_UNIQUE_SECTION): Delete.
+
+2004-09-01 Ziemowit Laski <zlaski@apple.com>
+
+ * c-parse.in (primary): Call objc_build_message_expr(),
+ objc_build_selector_expr(), objc_build_protocol_expr(),
+ objc_build_encode_expr() and objc_build_string_object() instead of
+ build_message_expr(), build_selector_expr(), build_protocol_expr(),
+ build_encode_expr() and build_objc_string_object(), respectively.
+ (component_decl_list2): Call objc_get_class_ivars() instead of
+ get_class_ivars_from_name().
+ (keyworddecl): Call objc_build_keyword_decl() instead of
+ build_keyword_decl().
+ (receiver): Call objc_get_class_reference() instead of
+ get_class_reference().
+ (reswords): Add blank line before @@ifobjc section, for clarity.
+
+2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
+ to Altivec vetors.
+
+2004-09-01 Wu Yongwei <adah@sh163.net>
+ Danny Smith <dannysmith@users.sourceforge.net>
+
+ * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
+ not Windows 'DWORD'.
+ (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
+ (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
+ (__gthr_win32_recursive_mutex_init_function): Add prototype for
+ __GTHREAD_HIDE_WIN32API case..
+ (__gthr_win32_recursive_mutex_lock): Likewise.
+ (__gthr_win32_recursive_mutex_trylock): Likewise.
+ (__gthr_win32_recursive_mutex_unlock): Likewise.
+ (__gthread_recursive_mutex_init_function); Add definition for
+ __GTHREAD_HIDE_WIN32API case.
+ (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
+ * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
+ call to InterlockedDecrement.
+
+2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-tailcall.c (find_tail_calls): Also fail is statement has
+ volatile operands.
+
+ * tree-ssa.c (propagate_into_addr): Properly test for LHR.
+
+ * doc/c-tree.texi: Document new operands for ARRAY_REF and
+ COMPONENT_REF.
+
+2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
+ * common.opt (fspeculative-prefetching): New.
+ * flags.h (flag_speculative_prefetching_set): Declare.
+ * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
+ values.
+ * opts.c (flag_sepculative_prefetching_set): New variable.
+ (common_handle_option): Handle -fspeculative-prefetching.
+ * passes.c (rest_of_compilation): Ditto.
+ * profile.c (instrument_values, compute_value_histograms, branch_prob):
+ Use vectors instead of arrays.
+ * toplev.c (process_options): Handle -fspeculative-prefetching.
+ * rtl-profile.c: Include ggc.h.
+ (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
+ rtl_gen_one_value_profiler_no_edge_manipulation,
+ rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
+ argument changed.
+ * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
+ tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
+ argument changed.
+ * value-prof.c: Include ggc.h.
+ (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
+ macros.
+ (insn_prefetch_values_to_profile, find_mem_reference_1,
+ find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
+ speculative_prefetching_transform): New.
+ (value_profile_transformations): Call speculative_prefetching_transform.
+ (insn_values_to_profile): Call insn_prefetch_values_to_profile.
+ (insn_divmod_values_to_profile, rtl_find_values_to_profile,
+ tree_find_values_to_profile, find_values to profile): Use vectors
+ instead of arrays.
+ (free_profiled_values): Removed.
+ * value-prof.h (struct histogram_value): Renamed to
+ struct histogram_value_t.
+ (histogram_value, histogram_values): New types.
+ (find_values_to_profile): Declaration changed.
+ (free_profiled_values): Removed.
+ (struct profile_hooks): Type of argument of the hooks changed to
+ histogram_value.
+ * doc/invoke.texi (-fspeculative-prefetching): Document.
+
+2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR rtl-optimization/16408
+ * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
+
+2004-09-01 Richard Henderson <rth@redhat.com>
+
+ * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
+ (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
+
+2004-09-01 Jakub Jelinek <jakub@redhat.com>
+
+ * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
+
+2004-09-01 Mike Stump <mrs@apple.com>
+
+ * config/darwin.c (machopic_symbol_defined_p): In addition to
+ being SYMBOL_REF_LOCAL_P, a symbol must also be
+ ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
+ defined in this output file, or translation unit in the case
+ of IMA not being used.
+ (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
+ never need .indirect_symbol when indirecting.
+
+2004-09-01 Jakub Jelinek <jakub@redhat.com>
+
+ * Makefile.in (bb-reorder.o): Add several dependencies.
+
+2004-09-01 Jakub Jelinek <jakub@redhat.com>
+
+ * fold-const.c (operand_equal_p): Require equal sign also for
+ FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
+
+2004-09-01 Richard Earnshaw <rearnsha@arm.com>
+
+ * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
+ for use in configargs.h. Put the cname in a separate variable. Use
+ that to set target_cpu_default2.
+
+2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
+ Nick Clifton <nickc@redhat.com>
+
+ * config/sh/sh.md ("length"): Increase branch length when
+ SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
+ constant, 2 byte for aligning the constant.
+
+2004-09-01 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
+ CPU.
+ (arm7tdmi-s): New CPU name.
+ * arm/arm.c (ARM_CORE): Update for new format.
+ * arm/arm.h (ARM_CORE): Likewise.
+ * arm/gentune.sh: Update for extra field.
+ * config.gcc: Likewise.
+ * arm/arm-tune.md: Regenerate.
+ * doc/invoke.texi: Document the real processor names for ARM cpus.
+
+2004-09-01 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
+ (floatdidf): New functions.
+ * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
+ (floatdisf): New functions.
+ * t-arm-elf: Use them.
+
+2004-09-01 Ziemowit Laski <zlaski@apple.com>
+
+ * c-common.h (lookup_interface): Remove prototype.
+ (is_class_name): Rename to objc_is_class_name.
+ (lookup_objc_ivar): Rename to objc_lookup_ivar.
+ (get_current_scope): Rename to objc_get_current_scope.
+ * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
+ * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
+ (yylexname): Call objc_is_class_name() instead of is_class_name().
+ * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
+ instead of lookup_objc_ivar().
+ * stub-objc.c (lookup_interface): Remove stub.
+ (is_class_name): Rename to objc_is_class_name.
+ (lookup_objc_ivar): Rename to objc_lookup_ivar.
+
+2004-08-31 Mark Mitchell <mark@codesourcery.com>
+
+ * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
+ * config/arm/lib1funcs.asm: Do not include supplemental .S files
+ when compiling for Symbian.
+ * config/arm/symbian.h (RENAME_LIBRARY): New macro.
+ (TARGET_OS_CPP_BUILTINS): Likewise.
+ * config/arm/t-symbian (LIB1ASMFUNCS): Define.
+
+2004-08-31 Stan Shebs <shebs@apple.com>
+
+ * toplev.c (process_options): Ensure debug_hooks is initialized.
+
+2004-08-31 Mark Mitchell <mark@codesourcery.com>
+
+ * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
+ * target.h (cxx): Add export_class_data.
+ * config/arm/arm.c (arm_cxx_export_class_data): New function.
+ (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
+ * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
+
+2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (output_branch): Check the insn length possibly
+ in the delayed slot.
+
+2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
+ blank after ')'.
+ (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
+
+ * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
+ (c_sizeof_of_alignof_type): Likewise.
+ * expr.c (array_ref_element_size): Likewise.
+ (highest_pow2_factor_for_target): Likewise.
+ * gimplify.c (canonicalize_addr_expr): Likewise.
+ (gimplify_compound_lval): Likewise.
+ * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
+ * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
+ * varasm.c (assemble_variable): Likewise.
+ (output_constant_def_contents): Alignments are unsigned.
+
+2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ Jeff Law <law@redhat.com>
+
+ * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
+ gets modified.
+
+2004-08-31 Mark Mitchell <mark@codesourcery.com>
+
+ * hooks.c (hook_bool_void_true): New function.
+ * hooks.h (hook_bool_void_true): Declare.
+ * target-def.h (TARGET_CXX): Add
+ TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
+ * target.h (struct cxx): Add key_method_may_be_inline.
+ * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
+ function.
+ (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
+ * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
+ __THUMB_INTERWORK.
+
+2004-08-31 Denis Chertykov <denisc@overta.ru>
+
+ PR target/15417
+ * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
+ frame pointer register only in Pmode while reload in progress.
+
+2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
+
+ PR target/15334
+ * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
+ because it breaks the 32-bit shift patterns that rely on a match_dup.
+
+2004-08-31 Matt Austern <austern@apple.com>
+
+ * config/darwin.c (darwin_make_decl_one_only): Allocate section
+ names once per compilation, instead of once per symbol.
+
+2004-08-31 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.in (build_subdir): New substitution.
+ (fixinc.sh): Simplify heavily since fixincludes is already built.
+ (stmp-fixinc): Depend on specs.ready.
+ (install-mkheaders): Use new location of fixincludes.
+ (clean): Do not descend into fixinc.
+ (FORBUILD): Replace with ../$(build_subdir).
+ * configure.ac (build_subdir): Substitute.
+ (FORBUILD): Do not set.
+ (all_outputs): Remove fixinc/Makefile.
+ (default commands): Do not create links in fixinc.
+ * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
+ the fixincludes configuration steps and substituting
+ @FIXINCL@ in fixinc.in.
+ * fixinc.in: New, from fixinc/fixincl.sh.
+
+ * fixinc/*: Removed.
+
+2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * attribs.c (strip_attrs): Remove.
+ (split_specs_attrs): Move ...
+ * c-decl.c: ... to here.
+ * tree.h (split_specs_attrs, strip_attrs): Remove.
+ * c-tree.h (split_specs_attrs): Declare.
+
+2004-08-31 Richard Sandiford <rsandifo@redhat.com>
+
+ * read-rtl.c: Disable RTL checking.
+ (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
+
+2004-08-31 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (fcond): New code macro and attribute.
+ (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
+ (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
+ (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
+
+2004-08-30 Mark Mitchell <mark@codesourcery.com>
+
+ Revert:
+ 2004-08-29 Mark Mitchell <mark@codesourcery.com>
+ PR rtl-optimization/16590
+ * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
+
+2004-08-30 Andrew Pinski <apinski@apple.com>
+
+ * hard-reg-set.h:
+ s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
+ * ChangeLog: Fix previous ChangeLog entry.
+
+ PR rtl-opt/13987
+ * config.host (use_long_long_for_widest_fast_int): New, default is
+ off.
+ (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
+ * configure.ac: If use_long_long_for_widest_fast_int, then
+ define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
+ New: widest integer type supported efficiently in hardware for the
+ host.
+ * sbitmap.h (SBITMAP_ELT_BITS): Define based on
+ HOST_BITS_PER_WIDEST_FAST_INT.
+ (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
+ * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
+ HOST_WIDEST_FAST_INT
+ instead of HOST_WIDE_INT.
+ (HARD_REG_SET_LONGS): Likewise.
+ (UHOST_BITS_PER_WIDE_INT): Likewise.
+ Change the checks for the fast cases to be based on
+ HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
+
+2004-08-30 Steven Bosscher <stevenb@suse.de>
+
+ * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
+ not the pointers.
+
+2004-08-30 Geoffrey Keating <geoffk@apple.com>
+
+ PR 12738
+ PR 17205
+ Radar 3460526
+ Radar 3775729
+ * c-decl.c (grokdeclarator): Produce error for 'static' on local
+ function declaration.
+
+2004-08-30 Richard Henderson <rth@redhat.com>
+
+ * expr.c (array_ref_element_size): Force aligned_size back to
+ sizetype.
+ (component_ref_field_offset): Similarly for aligned_offset.
+ * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
+ low-bound, element-size, field-offset fields rather than
+ computed values.
+
+2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
+ redundant code.
+
+2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (struct language_function): Add arg_info element.
+ * c-decl.c (current_function_arg_info): New.
+ (grokdeclarator, store_parm_decls): Use it instead of
+ DECL_ARGUMENTS.
+ (c_push_function_context, c_pop_function_context): Save and
+ restore it.
+
+2004-08-30 Richard Henderson <rth@redhat.com>
+
+ * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
+ COMPONENT_REF to pointer arithmetic.
+ * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
+ constant "c" as a valid constant initializer. Allow narrowing of
+ differences against the same base object, for any base object.
+
+2004-08-30 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr_addr_expr): New.
+ (expand_expr_real_1) <case ADDR_EXPR>: Use it.
+
+2004-08-30 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
+ (mips_fp_condition): New enum.
+ (mips_fp_conditions): New array.
+ (print_fcc_operand): Delete.
+ (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
+ the operand and comma if and only if ISA_HAS_8CC. Add %Y.
+ (builtin_description): Add "cond" field.
+ (DIRECT_BUILTIN): Initialize it.
+ (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
+ into INSN and CODE. Initialize the "cond" field.
+ (CMP_BUILTINS): Update accordingly.
+ (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
+ (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
+ mips_fp_condition as argument. Make it the final operand of the
+ comparison instruction.
+ (mips_expand_builtin): Update accordingly.
+ * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
+ (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
+ the gaps.
+ * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
+ Don't use the 'Q' operand prefix; just print the operand normally.
+ (mips_cabs_*, mips_c_*): Delete, replacing with...
+ (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
+ patterns. Split the 4s versions into 2 ps patterns after reload.
+
+2004-08-30 Richard Henderson <rth@redhat.com>
+
+ * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
+ assuming an ADDR_EXPR is non-null.
+
+2004-08-30 Jason Merrill <jason@redhat.com>
+
+ * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
+
+2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
+
+ * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
+ record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
+ gcc_assert and gcc_unreachable instead of abort.
+ * alloc-pool.c (abort, fancy_abort): Remove.
+ (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
+ gcc_assert or gcc_unreachable.
+ * attribs.c (init_attributes, decl_attributes): Likewise.
+ * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
+ mark_bb_for_unlikely_executed_section,
+ add_labels_and_missing_jumps, fix_crossing_conditional_branches,
+ fix_crossing_unconditional_branches): Likewise.
+ * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
+ bitmap_operation): Likewise.
+ * bt-load.c (insn_sets_btr_p, augment_live_range,
+ move_btr_def): Likewise.
+ * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
+ apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
+ expand_builtin_mathfn_2, expand_builtin_mathfn_3,
+ builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
+ expand_builtin_memcmp, expand_builtin_args_info,
+ std_gimplify_va_arg_expr, expand_builtin_unop,
+ expand_builtin_fputs, expand_builtin_profile_func,
+ expand_builtin_fork_or_exec, fold_builtin_bitop,
+ fold_builtin_classify, fold_builtin_fputs): Likewise.
+
+2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
+ * gcov.c (abort): Remove undef.
+
+ * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
+ (struct tree_binfo): Remove primary field.
+
+2004-08-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * fixinc/Makefile.in (machname.h): Remove.
+ (fixincl.x): Do not pass $@ to genfixes.
+ * fixinc/genfixes: Remove code to produce machname.h.
+ * fixinc/fixincl.sh: Move it here instead.
+ * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
+ instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
+ return a bool indicating whether pz_mn_name_pat is NULL.
+ * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
+ Declare extern C variables for the ENV_TABLE.
+ * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
+ instead use the result of mn_get_regexps.
+ * fixinc/fixtests.c: Likewise.
+
+2004-08-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Do not run fixincludes after stage1 during
+ toplevel bootstrap.
+ * configure: Regenerate.
+
+2004-08-30 Richard Earnshaw <rearnsha@arm.com>
+
+ * sched-deps.c (get_condition): Partially revert previous, by never
+ trying to extract the condition from a condjump.
+
+2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
+ (handle_visibility_attribute, c_determine_visibility): Likewise.
+ * c-common.h (my_friendly_assert): Remove.
+
+2004-08-30 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
+ (UNSPEC_{RSQRT,RECIP}[12]): New constants.
+ (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
+ * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
+ (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
+
+2004-08-30 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
+ in COMPONENT_REF nodes.
+
+2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ PR c++/15378
+ * c-opts.c (c_common_handle_option): <case OPT_Werror> set
+ global_dc->warning_as_error_requested.
+ * diagnostic.c (diagnostic_initialize): Tidy.
+ * diagnostic.h (diagnostic_context::x_data): Remove
+ (diagnostic_context::issue_warnings_are_errors_message): Rename
+ from warnings_are_errors_message.
+ (diagnostic_context::warning_as_error_requested): New.
+
+2004-08-30 Richard Earnshaw <rearnsha@arm.com>
+
+ * sched-deps.c (get_condition): Fix breakage in previous patch.
+
+2004-08-30 Paul Brook <paul@codesourcery.com>
+
+ * doc/install.texi: Fix broken mpfr link.
+
+2004-08-29 David O'Brien <obrien@FreeBSD.org>
+
+ * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
+ other FreeBSD platforms.
+
+2004-08-29 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.h (REVERSE_CONDITION): Define.
+ (REVERSIBLE_CC_MODE): All comparisons are now reversible.
+
+2004-08-29 Richard Earnshaw <rearnsha@arm.com>
+
+ * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
+ just the codes, call reversed_comparison_code ().
+ (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
+ (not_reg_cond): Use reversed_comparison_code.
+ (and_reg_cond): Likewise.
+ * ifcvt.c (cond_exec_process_if_block): Likewise.
+ * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
+
+2004-08-29 Richard Earnshaw <rearnsha@arm.com>
+
+ * sched-deps.c (get_condition): Rewrite using jump support functions.
+ Use reversed_comparison_code.
+ (conditions_mutex_p): Use reversed_comparison_code.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (override_options): Disable hot/cold partitioning
+ for MIPS16.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
+ (mips_function_type): Move to mips.c.
+ * config/mips/mips.c (mips_builtin_type): New enum.
+ (builtin_description): Replace code and ftype with builtin_type
+ and function_type.
+ (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
+ (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
+ (CODE_FOR_mips_abs_ps): Define.
+ (mips_bdesc): Use new macros.
+ (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
+ (mips_init_builtins): Use the mips_bdesc[] index as the function code.
+ (mips_expand_builtin_direct): New function.
+ (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
+ builtin. Replace boolean parameter with builtin_type.
+ (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
+ (mips_expand_4s_compare_builtin): Delete, replacing with...
+ (mips_expand_builtin_compare): ...this new function.
+
+2004-08-29 Mark Mitchell <mark@codesourcery.com>
+
+ PR rtl-optimization/16590
+ * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
+
+2004-08-29 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
+ * tree-ssa-propagate.c: Fix documentation.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
+ (mov[sd]fcc): Likewise.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (divide_condition): New mode attribute.
+ (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
+ (sqrt[sd]f3): Redefine using SCALARF.
+ (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
+ patterns.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (ANYF, SCALARF): New mode macros.
+ (loadx, storex, fmt, UNITMODE): New mode attributes.
+ (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
+ (mul[sd]f3): Redefine using :SCALARF.
+ (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
+ (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
+ (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
+ Check TARGET_FUSED_MADD for V2SF too.
+ (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
+ were already named.
+ (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
+ (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_init_builtins): Simplify. Only create
+ V2SF_type_node if it will be needed.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
+ * config/mips/mips.c (mips_prepare_builtin_arg): New function.
+ (mips_prepare_builtin_target): New function.
+ (mips_expand_builtin): Use them. Update calls to subroutines.
+ (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
+ cmp_choice with a boolean argument to select between movt and movf.
+ Take the comparison's icode as an argument, not the function's fcode.
+ (mips_expand_compare_builtin): New function. Rename existing function
+ to mips_expand_scalar_compare_builtin.
+ (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
+ (mips_expand_ps_compare_builtin): Use the new functions. Take the
+ comparison's icode as an argument, not the builtin's fcode.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
+ (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
+ registers are false and -1 if all registers are true.
+ (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
+ MIPS_CMP_UPPER and MIPS_CMP_LOWER.
+ * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
+ (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
+ (bc1any2t, bc1any2f): Likewise CCV2.
+ (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
+
+2004-08-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
+ * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
+ UNSPEC rather than an IF_THEN_ELSE.
+ * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
+ mips_cond_move_tf_ps by name.
+
+2004-08-29 Chao-ying Fu <fu@mips.com>
+ James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
+ 8 byte size and alignment. Give CCV4 16 byte size and alignment.
+ * config/mips/mips-ps-3d.md: New file.
+ * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
+ TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
+ (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
+ (mips_output_move): Emit "mov.ps" for V2SFmode.
+ (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
+ MODE_VECTOR_FLOAT.
+ (override_options): Check if TARGET_MIPS3D and there was an explicit
+ !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
+ Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
+ TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
+ TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
+ and allow CCV2 and CCV4 to occupy two and four CC registers.
+ (print_fcc_operand): New function.
+ (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
+ %Z to call print_fcc_operand.
+ (mips_function_value): Handle MODE_VECTOR_FLOAT.
+ (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
+ (mips_vector_mode_supported_p): New function.
+ (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
+ (builtin_description): New struct.
+ (mips_bdesc): New array of struct builtin_description.
+ (mips_expand_builtin, mips_init_builtins,
+ mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
+ mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
+ functions.
+ * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
+ (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
+ (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
+ (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
+ "-mips3d", and "-mno-mips3d".
+ (ASM_SPEC): Map -mips3d to -mips3d in gas.
+ (EXTRA_CONSTRAINT_Y): New macro.
+ (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
+ multi-letter constraint 'Y'.
+ (CONSTRAINT_LEN): New macro.
+ (enum mips_builtins): New for MIPS builtin functions.
+ (enum mips_function_type): New for the types of MIPS builtin functions.
+ (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
+ * config/mips/mips.md: New constants for paired single and MIPS-3D
+ instructions. Include the new mips-ps-3d.md file.
+ (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
+ movv2sf_hardfloat_64bit): New named patterns.
+ (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
+ nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
+ sdxc1_v2sf_di): New unnamed patterns.
+ * config/mips/predicates.md (const_0_operand, const_1_operand): Add
+ const_vector support.
+ (const_0_or_1_operand): New predicate.
+ * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
+
+2004-08-29 Diego Novillo <dnovillo@redhat.com>
+
+ * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
+ (tree-ssa-propagate.o): New rule.
+ (GTFILES): Add tree-ssa-propagate.c.
+ * tree-flow.h (struct stmt_ann_d): Remove field
+ in_ccp_worklist.
+ * tree-ssa-propagate.c: New file.
+ * tree-ssa-propagate.h: New file.
+ * tree-ssa-ccp.c: Re-write to use the routines from
+ tree-ssa-propagate.c.
+
+2004-08-28 Andrew Pinski <apinski@apple.com>
+
+ * tree-ssa-loop.c: Remove extra include of basic-block.h.
+
+2004-08-28 Ziemowit Laski <zlaski@apple.com>
+
+ * c-common.h: Update comments about ObjC/ObjC++ entry points.
+ (objc_is_reserved_word): New prototype.
+ (get_current_scope, objc_mark_locals_volatile): Move prototypes to
+ separate section; these are call-backs.
+ * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
+ ObjC/ObjC++ "@" keywords.
+ * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
+ prototypes; they already live in c-common.h.
+ * stub-objc.c: Update copyright notice.
+ (objc_is_reserved_word): New stub.
+
+2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
+
+ * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
+ even when not checking.
+
+2004-08-27 Jason Merrill <jason@redhat.com>
+
+ PR c++/13684
+ * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
+ (gimple_push_cleanup): Add eh_only parm.
+ (gimplify_target_expr): Pass it.
+ * c.opt (-fno-threadsafe-statics): New option.
+ * c-opts.c (c_common_handle_option): Handle it.
+ * c-common.h (flag_threadsafe_statics): Declare it.
+ * c-common.c (flag_threadsafe_statics): Record it.
+ * doc/invoke.texi: Document it.
+ * tsystem.h (_GNU_SOURCE): Define.
+ * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
+ (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
+ (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
+ (__gthread_recursive_mutex_init_function): New fn.
+ (__gthread_recursive_mutex_lock): New fn.
+ (__gthread_recursive_mutex_trylock): New fn.
+ (__gthread_recursive_mutex_unlock): New fn.
+ * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
+ * gthr-win32.h, gthr-vxworks.h: Likewise.
+ * gthr.h: Document.
+
+2004-08-27 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Increase
+ maximum skip to 15. Set function alignment, jump alignment, and
+ loop alignment to 16 for processors that form dispatch groups.
+ (rs6000_rtx_costs): outer_code is used.
+
+2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
+
+ * stor-layout.c (sizetype_set): Remove.
+ (set_sizetype): Don't test or set it.
+
+ * tree.h (size_int_type): Remove.
+ * fold-const.c: Do not #include gt-fold-const.h.
+ (size_htab_hash, size_htab_eq): Remove.
+ (size_int_kind): Use build_int_cst.
+ (new_const, size_htab): Remove.
+ (size_int_type): Remove.
+ (round_up): Use build_int_cst.
+ (round_down): Likewise. Remove spurious constant build.
+
+2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
+
+ * configure.ac: Add ENABLE_ASSERT_CHECKING control.
+ Add is_release variable, use it for --enable-werror and
+ --enable-checking defaults.
+ * system.h (gcc_assert, gcc_unreachable): New.
+ * doc/install.texi (--enable-checking): Update.
+ * configure, config.in: Rebuilt.
+
+2004-08-26 Richard Sandiford <rsandifo@redhat.com>
+
+ * rtl.h (read_rtx): Change prototype.
+ * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
+ line number. Return true on success.
+ * gensupport.c (process_include, init_md_reader_args_cb): Adjust
+ callers accordingly.
+
+2004-08-26 Richard Henderson <rth@redhat.com>
+
+ * c-typeck.c (build_offsetof): Remove.
+ * c-tree.h (build_offsetof): Remove.
+ * c-common.c (fold_offsetof_1, fold_offsetof): New.
+ * c-common.h (fold_offsetof): Declare.
+ * c-parse.in (offsetof_base): New.
+ (offsetof_member_designator): Use it. Build references, not just
+ a tree list.
+ (primary): Use fold_offsetof, not build_offsetof.
+
+2004-08-26 Richard Henderson <rth@redhat.com>
+
+ * tree.c (staticp): Return the static object.
+ * tree.h (staticp): Update decl.
+ * langhooks.h (struct lang_hooks): Change staticp return type to tree.
+ * langhooks.c (lhd_staticp): Return NULL_TREE.
+ * langhooks-def.h (lhd_staticp): Update decl.
+ * c-common.c (c_staticp): Return the static object.
+ * c-common.h (c_staticp): Update decl.
+
+2004-08-26 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
+ modes.
+
+2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/13801
+ * c-decl.c (struct c_binding): Add type and inner_comp fields.
+ (bind): Set type and inner_comp fields.
+ (pop_scope): Restore type of decl to the correct type from an
+ outer scope. Give error when popping file scope for incomplete
+ arrays completed incompatibly with default initialization in an
+ inner scope.
+ (diagnose_mismatched_decls): Handle externs with initializers at
+ block scope.
+ (pushdecl): Set type of external declaration at block scope based
+ only on the visible declarations. Save type when changing the
+ type of a declaration. Merge an external declaration at block
+ scope with a visible static declaration at file scope.
+ (implicitly_declare): Give recycled old declaration the new type
+ except for incompatible declarations of built-in functions, saving
+ the old type.
+
+2004-08-26 Ziemowit Laski <zlaski@apple.com>
+
+ * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
+
+2004-08-26 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-alias-common.c (gate_pta): New function.
+ (pass_build_pta): Use it.
+ (pass_del_pta): Use it.
+ (delete_alias_vars): Don't check flag_tree_points_to.
+
+2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
+ TFmode as additional register mode cloberred by call.
+
+2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
+ parallel pattern for library call returning DImode in
+ mixed mode.
+
+2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (function_arg): Generate parallel
+ pattern for more split args.
+
+2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
+ either gen_movdi_di_update or gen_movdi_si_update depending on
+ target mode.
+ * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
+ to generate two versions.
+
+2004-08-26 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in (lambda-code.o): New.
+ (lambda-trans.o): Ditto.
+ (TREE_DATA_REF_H): Ditto.
+ (LAMBDA_H): Ditto.
+ (lambda-mat.o): Use LAMBDA_H.
+ (tree-data-ref.o): Ditto.
+ * lambda-code.c: New file. Lambda code generation algorithm.
+ * lambda-trans.c: Ditto. Lambda transformation matrix support.
+ * lambda.h: Add lambda loop structures.
+ Add lambda loopnest structures.
+ Add lambda body vector structure.
+ Add lambda linear expression structures.
+ Add prototypes for functions in new files.
+ * lambda-mat.c: Include tree.h
+
+2004-08-26 Daniel Berlin <dberlin@dberlin.org>
+ Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-data-ref.h: Include lambda.h
+ (free_dependence_relation): Declared here.
+ (free_dependence_relations): Ditto.
+ (free_data_refs): Ditto.
+ * tree-data-ref.c (free_dependence_relation): New function.
+ (free_dependence_relations): Ditto.
+ (free_data_refs): Ditot.
+ (analyze_all_data_dependences): Free datarefs and dependence_relations.
+ (build_classic_dist_vector): Store in the dependence_relations the
+ information. Each arc in the dependence_relations graph is labelled
+ with the distance and direction vectors.
+ (build_classic_dir_vector): Ditto.
+ (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
+ Now computes again the whole dependence graph including read-read
+ relations.
+ (compute_data_dependences_for_loop): Now dependence_relations contains
+ all the data, and thus it doesn't need to initialize the classic_dir
+ and classic_dist vectors.
+ (analyze_all_data_dependences): Adjusted for using the new interface of
+ compute_data_dependences_for_loop. Remove the statistics dump.
+
+2004-08-26 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
+ (xtensa_expand_block_move): Update comment.
+ (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
+
+2004-08-26 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/13506
+ * toplev.c (crash_signal): If we crashed while emitting
+ a user asm, then die more gracefully.
+
+2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ PR target/17119.
+ * config/m32r.c (gen_compare): Use reg_or_int16_operand when
+ checking for a valid constant, regardless of sign.
+
+2004-08-25 Richard Henderson <rth@redhat.com>
+
+ PR target/16974
+ * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
+ if the constant satisfies add_operand.
+
+2004-08-25 Richard Henderson <rth@redhat.com>
+
+ PR debug/10695
+ * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
+ (alpha_expand_prologue): Handle >32-bit frames. Generate proper
+ unwind info for >16-bit frames.
+
+2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
+
+ PR target/17171
+ * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
+
+2004-08-25 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
+ (TARGET_CANNOT_FORCE_CONST_MEM): New.
+
+2004-08-25 Andrew MacLeod <amacleod@redhat.com>
+
+ * doc/tree-ssa.texi: Document new operand iterator.
+
+2004-08-26 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/16480
+ * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
+ on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
+ as PLUS base regs.
+
+2005-08-28 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
+ -mfpu=vfp -march=armv5t
+ * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
+
+2004-08-25 Richard Henderson <rth@redhat.com>
+
+ * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
+ * target.h (struct gcc_target): Add scalar_mode_supported_p.
+ * targhooks.c (default_scalar_mode_supported_p): New.
+ * targhooks.h (default_scalar_mode_supported_p): Declare.
+ * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
+
+ * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
+ before attempting to create types. Tidy.
+ * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
+
+ * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
+ (TARGET_SCALAR_MODE_SUPPORTED_P): New.
+
+2004-08-25 Richard Henderson <rth@redhat.com>
+
+ * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
+ set REAL_MODE_FORMAT for TFmode.
+
+2004-08-25 Ziemowit Laski <zlaski@apple.com>
+
+ * c-decl.c (grokparm): New function.
+ * c-tree.h (grokparm): New prototype.
+
+2004-08-25 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
+ iterator controlling structure.
+ (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
+ SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
+ SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
+ iterator flags.
+ (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
+ (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
+ (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
+ (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
+ * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
+ Empty operand pointers.
+ * tree-flow-inline.h (op_iter_done): New. Return true if finished.
+ (op_iter_next_use): New. Return next use_operand_p.
+ (op_iter_next_def): New. Return next def_operand_p.
+ (op_iter_next_tree): New. Return next operands as a tree.
+ (op_iter_init): New. Initialize an iterator structure.
+ (op_iter_init_use): New. Initialize structure and get the first use.
+ (op_iter_init_def): New. Initialize structure and get the first def.
+ (op_iter_init_tree): New. Initialize structure and get the first tree.
+ (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
+ (op_iter_init_maydef): New. Initialize structure and get the first
+ V_MAY_DEF operands.
+ * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
+ * tree-dfa.c (compute_immediate_uses_for_stmt,
+ redirect_immediate_uses): Use new operand iterator.
+ (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
+ (mark_new_vars_to_rename): Use new operand iterator. Count virtual
+ operands instead of using *_disappeared_p routines.
+ * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
+ ssa_rewrite_stmt): Use new operand iterator.
+ * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
+ rewrite_trees): Use new operand iterator.
+ * tree-pretty-print.c (dump_vops): Use new operand iterator.
+ * tree-sra.c (mark_all_v_defs): Use new operand iterator.
+ * tree-ssa-alias.c (compute_points_to_and_addr_escape,
+ dump_points_to_info): Use new operand iterator.
+ * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
+ replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
+ operand iterator.
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
+ propagate_necessity): Use new operand iterator.
+ * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
+ (register_definitions_for_stmt): Use new operand iterator. Take stmt as
+ a parameter instead of a stmt_ann_t.
+ * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
+ build_tree_conflict_graph): Use new operand iterator.
+ * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
+ rewrite_mem_refs): Use new operand iterator.
+ * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
+ check_loop_closed_ssa_use): Use new operand iterator.
+ * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
+ * tree-ssanames.c (release_defs): Use new operand iterator.
+ * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
+
+2004-08-25 Adam Nemet <anemet@lnxw.com>
+
+ * tlink.c (initial_cwd): New variable.
+ (tlink_init): Initialize it.
+ (recompile_files): Use tlink_execute() instead of system(). Don't
+ duplicate verbose output of collect_execute. Restore initial_cwd.
+ Update comment before the function.
+
+2004-08-25 Ziemowit Laski <zlaski@apple.com>
+
+ * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
+ accept) a cast from one Objective-C pointer type to another.
+
+2004-08-25 Paolo Carlini <pcarlini@suse.de>
+
+ * doc/install.texi: Document that libstdc++-v3 requires
+ now automake 1.9.1.
+
+2004-08-25 Caroline Tice <ctice@apple.com>
+
+ * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
+ to comments at start of function.
+ * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
+ comment.
+ * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
+ merge_blocks_move_predecessor_nojumps,
+ merge_blocks_move_successor_nojumps, merge_blocks_move,
+ try_crossjump_to_edge, try_crossjump_bb): Likewise.
+ * cfglayout.c (fixup_reorder_chain): Likewise.
+ * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
+ cfg_layout_can_merge_blocks_p): Likewise.
+ * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
+ * passes.c (rest_of_compilation): Update comments for calling
+ optimization that partitions hot/cold basic blocks.
+ * doc/invoke.texi: Update documentation of
+ freorder-blocks-and-partition flag.
+
+2004-08-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
+ (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
+
+2004-08-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (any_shift): New code macro.
+ (optab, insn): New code attributes.
+ ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
+ Use the standard rather than internal patterns for the MIPS16
+ double-shift optimization.
+ (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
+ Redefine using :GPR and any_shift.
+ (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
+ to cover all three shifts.
+ (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
+ Redefine using any_shift. Use :GPR and any_shift to combine splitters.
+ (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
+
+2004-08-24 Geoffrey Keating <geoffk@apple.com>
+
+ * gimplify.c (lookup_tmp_var): Separate temporaries when not
+ optimizing.
+
+2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR libstdc++/17005 (fix for HP-UX 11.11)
+ * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
+ (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
+ tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
+ * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
+ * config/pa/pa-hpux.h (TARGET_HPUX): Define.
+ (LINK_SPEC): Handle march=1.0 option.
+ * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
+ and _XOPEN_SOURCE_EXTENDED for UNIX 95.
+ (SUBTARGET_OPTIONS): New define.
+ (LINK_SPEC): Handle march=1.0 option.
+ (STARTFILE_SPEC): New define.
+ * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
+ and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
+ _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
+ (SUBTARGET_OPTIONS): New define.
+ (LINK_SPEC): Handle march=1.0 option.
+ (STARTFILE_SPEC): New define.
+ * config/pa/pa.c (override_options): Add code to process -munix= option.
+ * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
+ (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
+ defines.
+ (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
+ (SUBTARGET_OPTIONS): Provide default define.
+ * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
+ STANDARD_STARTFILE_PREFIX_2): New defines.
+ (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
+ (ENDFILE_SPEC): Use %O.
+ * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
+ Mention issue caused by changing namespace and runtime to UNIX 95/98.
+ * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
+ Document -munix=std option.
+
+2004-08-25 Steven Bosscher <stevenb@suse.de>
+
+ * cse.c (cse_around_loop, cse_check_loop_start,
+ cse_set_around_loop): Remove.
+ (cse_basic_block): Remove the around_loop argument.
+ (cse_end_of_basic_block): Remove the after_loop argument.
+ (cse_main): Likewise.
+ * rtl.h (cse_main): Update prototype.
+ * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
+ rest_of_handle_gcse): Update cse_main calls.
+
+2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h (build_int_cst): New, sign extended constant.
+ (build_int_cstu): New, zero extended constant.
+ (build_int_cst_wide): Renamed from build_int_cst.
+ * tree.c (build_int_cst, build_int_cstu): New.
+ (build_int_cst_wide): Renamed from build_int_cst.
+ (make_vector_type, build_common_tree_nodes,
+ build_common_tree_nodes_2): Adjust build_int_cst calls.
+ * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
+ expand_builtin_strpbrk, expand_builtin_fputs,
+ build_string_literal, expand_builtin_printf,
+ expand_builtin_sprintf, fold_builtin_classify_type,
+ fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
+ fold_builtin_toascii, fold_builtin_isdigit,
+ simplify_builtin_strstr, simplify_builtin_strpbrk,
+ fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
+ * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
+ DEF_ATTR_INT): Likewise.
+ * c-decl.c (complete_array_type, check_bitfield_type_and_width):
+ Likewise.
+ * c-lex.c (interpret_integer, lex_charconst): Likewise.
+ * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
+ * c-pretty-print.c (pp_c_integer_constant): Likewise.
+ * c-typeck.c (really_start_incremental_init, push_init_level,
+ set_nonincremental_init_from_string): Likewise.
+ * calls.c (load_register_parameters): Likewise.
+ convert.c (convert_to_pointer): Likewise.
+ coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
+ build_fn_info_type, build_fn_info_value, build_ctr_info_value,
+ build_gcov_info): Likewise.
+ * except.c (init_eh, assign_filter_values): Likewise.
+ * expmed.c (store_fixed_bit_field, extract_bit_field,
+ extract_fixed_bit_field, extract_split_bit_field, expand_shift,
+ expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
+ expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
+ * expr.c (convert_move, emit_group_load, emit_group_store,
+ expand_assignment, store_constructor, store_field,
+ expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
+ fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
+ invert_truthvalue, optimize_bit_field_compare,
+ decode_field_reference, all_ones_mask_p, constant_boolean_node,
+ fold_div_compare, fold, fold_read_from_constant_string,
+ fold_negate_const, fold_abs_const, fold_not_const, round_up,
+ round_down): Likewise.
+ * function.c (assign_parm_setup_block): Likewise.
+ * stmt.c (shift_return_value, expand_case, estimate_case_costs):
+ Likewise.
+ * stor-layout.c (layout_type, initialize_sizetypes,
+ set_min_and_max_values_for_integral_type): Likewise.
+ * tree-chrec.c (chrec_fold_multiply_poly_poly,
+ reset_evolution_in_loop): Likewise.
+ * tree-chrec.h (build_polynomial_chrec): Likewise.
+ * tree-complex.c (build_replicated_const): Likewise.
+ * tree-eh.c (honor_protect_cleanup_actions,
+ lower_try_finally_onedest, lower_try_finally_copy,
+ lower_try_finally_switch): Likewise.
+ * tree-mudflap.c (mf_build_string, mx_register_decls,
+ mudflap_register_call, mudflap_enqueue_constant): Likewise.
+ * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
+ Likewise.
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
+ * tree-ssa-loop-niter.c (number_of_iterations_cond,
+ loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
+ Likewise.
+ * tree-ssa-loop-ivcanon.c (create_canonical_iv,
+ canonicalize_loop_induction_variables): Likewise.
+ * tree-vectorizer.c (vect_create_index_for_array_ref,
+ vect_transform_loop_bound, vect_compute_data_ref_alignment):
+ Likewise.
+
+ * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
+ alpha_gimplify_va_arg_1): Likewise.
+ * config/arm/arm.c (arm_get_cookie_size): Likewise.
+ * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
+ * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
+ * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
+ * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
+ mips_gimplify_va_arg_expr): Likewise.
+ * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
+ * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
+ add_compiler_branch_island): Likewise.
+ * config/s390/s390.c (s390_va_start): Likewise.
+ * config/sh/sh.c (sh_va_start): Likewise.
+ * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
+ Likewise.
+ * config/xtensa/xtensa.c (xtensa_va_start,
+ xtensa_gimplify_va_arg_expr): Likewise.
+
+ * objc/objc-act.c (build_objc_string_object,
+ build_objc_symtab_template, init_def_list, init_objc_symtab,
+ init_module_descriptor, generate_static_references,
+ build_selector_translation_table, get_proto_encoding,
+ build_typed_selector_reference, build_selector_reference,
+ build_next_objc_exception_stuff,
+ build_method_prototype_list_template, generate_descriptor_table,
+ generate_protocols, build_protocol_initializer,
+ build_ivar_list_template, build_method_list_template,
+ build_ivar_list_initializer, generate_ivars_list,
+ generate_dispatch_table, generate_protocol_list,
+ build_category_initializer, build_shared_structure_initializer,
+ generate_shared_structures, handle_impent,
+ generate_objc_image_info): Likewise.
+
+2004-04-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * cfglayout.c (duplicate_insn_chain): Remove references to
+ NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
+ * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
+ * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
+ * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
+ and NOTE_INSN_LOOP_CONT.
+ * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
+ * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
+ and NOTE_INSN_LOOP_CONT.
+ * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
+ check_dbra_loop, loop_dump_aux): Remove references to removed notes
+ and fields.
+ * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
+ * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
+ references to removed notes and fields.
+ (subtract_reg_term, ujump_to_loop_cont): Remove.
+
+2004-08-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/install.texi: Document that libcpp does not require
+ Automake any longer. Document that Automake 1.9.1 should
+ work everywhere.
+
+2004-08-25 Zack Weinberg <zack@codesourcery.com>
+
+ * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
+ * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
+ DWARF_DEBUGGING_INFO from choice-of-definition chain;
+ restructure using C89 features (#elif, #error).
+ * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
+ * config/sh/sh.h: Remove references to DWARF_DEBUG.
+ * doc/invoke.texi: Remove references to DWARF version 1;
+ clarify why -gdwarf-2<n> doesn't work.
+
+2004-08-25 Zack Weinberg <zack@codesourcery.com>
+
+ * basic-block.h (BB_SET_PARTITION): Clear old value first.
+ * cfg.c (clear_bb_flags): Don't clear partition setting.
+ * ifcvt.c (find_if_case_1): Remove ??? comment.
+
+2004-08-25 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/17052
+ * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
+ * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
+ current_function_stdarg in place of sysv_varargs_p.
+ * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
+ sysv_varargs_p.
+
+2004-08-24 Richard Henderson <rth@redhat.com>
+
+ PR target/16298
+ * config/i386/i386.c (legitimate_constant_p): Rework to not accept
+ random codes within CONST.
+
+2004-08-24 James E Wilson <wilson@specifixinc.com>
+
+ * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
+ -freorder-blocks-and-partition.
+
+2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/17044
+ * tree-ssa-threadupdate.c (redirection_data): Make static.
+ (thread_block): Use ggc_alloc_cleared to allocate struct
+ redirection_data. Don't free elements in redirection_data.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/predicates.md (small_data_pattern): Match prefetches.
+
+2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/17016
+ * tree-ssa-loop-niter.c (number_of_iterations_cond,
+ number_of_iterations_exit): Use POINTER_TYPE_P instead
+ of testing for POINTER_TYPE.
+
+2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-ivcanon.c: New file.
+ * tree-ssa-loop-manip.c (create_iv): New function.
+ * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
+ (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
+ * cfgloop.c (mark_single_exit_loops): New function.
+ (verify_loop_structure): Verify single-exit loops.
+ * cfgloop.h (struct loop): Add single_exit field.
+ (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
+ (mark_single_exit_loops): Declare.
+ (tree_num_loop_insns): Declare.
+ * cfgloopmanip.c (update_single_exits_after_duplication): New function.
+ (duplicate_loop_to_header_edge): Use it.
+ * common.opt (fivcanon): New flag.
+ * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
+ * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
+ (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
+ (bsi_insert_on_edge_immediate): New function.
+ * tree-flow.h (bsi_insert_on_edge_immediate,
+ canonicalize_induction_variables, tree_unroll_loops_completely,
+ create_iv): Declare.
+ * tree-optimize.c (init_tree_optimization_passes): Add
+ pass_iv_canon and pass_complete_unroll.
+ * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
+ * tree-scalar-evolution.c (get_loop_exit_condition,
+ get_exit_conditions_rec, number_of_iterations_in_loop,
+ scev_initialize): Use single_exit information.
+ * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
+ missing assumptions.
+ (loop_niter_by_eval): Return number of iterations as unsigned
+ int.
+ * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
+ (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
+ tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
+ New passes.
+ (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
+ * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
+ the defining statement is ready.
+ * tree-vectorizer.c (vect_create_iv_simple): Removed.
+ (vect_create_index_for_array_ref, vect_transform_loop_bound):
+ Use create_iv.
+ (vect_transform_loop_bound): Use single_exit information.
+ (vect_analyze_loop_form): Cleanup bogus tests.
+ (vectorize_loops): Do not call flow_loop_scan.
+ * tree.h (may_negate_without_overflow_p): Declare.
+ * fold-const.c (may_negate_without_overflow_p): Split out from ...
+ (negate_expr_p): ... this function.
+ (tree_expr_nonzero_p): Handle overflowed constants correctly.
+ * doc/invoke.texi (-fivcanon): Document.
+ * doc/passes.texi: Document canonical induction variable creation.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
+ * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
+ using the mode of the operand to decide between them.
+ * config/mips/mips.md (MOVECC): New mode macro.
+ (ccreg): New mode attribute.
+ (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
+ Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
+ (mov[sd]icc): Redefine using :GPR.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
+ (mips_prefetch_cookie): New function.
+ * config/mips/mips.c (print_operand_address): Fix handling of
+ ADDRESS_CONST_INT.
+ (mips_emit_prefetch): Delete.
+ (mips_prefetch_cookie): New function.
+ * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
+ mode of QImode for the address_operand. Use mips_prefetch_cookie
+ to calculate the first "pref" operand.
+ (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
+ (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
+
+2004-08-24 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md: Include predicates.md.
+ * predicates.md: New file.
+ * arm.c (s_register_operand, arm_hard_register_operand)
+ (arm_general_register_operand, f_register_operand, reg_or_int_operand)
+ (arm_immediate_operand, arm_neg_immediate_operand)
+ (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
+ (arm_add_operand, arm_addimm_operand, arm_not_operand)
+ (offsettable_memory_operand, alignable_memory_operand)
+ (arm_reload_memory_operand, arm_float_rhs_operand)
+ (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
+ (index_operand, shiftable_operator, logical_binary_operator)
+ (shift_operator, equality_operator, arm_comparison_operator)
+ (minmax_operator, cc_register, dominant_cc_register)
+ (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
+ (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
+ (const_shift_operand, load_multiple_operation)
+ (store_multiple_operation, multi_register_push, thumb_cmp_operand)
+ (thumb_cmpneg_operand, thumb_cbrch_target_operand)
+ (cirrus_register_operand, cirrus_fp_register)
+ (cirrus_shift_const): Delete, replaced with equivalents in
+ predicates.md.
+ (shift_op): Handle ROTATE.
+ * arm-protos.h: Delete declarations for above.
+ * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
+ * t-arm (MD_INCLUDES): Add predicates.md.
+ (s-preds): Depends on MD_INCLUDES.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
+ * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
+ patterns. Redefine using :GPR. Give the match_operator a mode.
+ Use '%2' rather than '%z2' for operand 2.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
+ attribute.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
+ of internal patterns.
+ (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
+ Redefine using :P.
+ (tablejump): Use expand_binop to calculate address. Adjust names
+ of internal patterns.
+ (tablejump[sd]i): Renamed from tablejump_internal[12].
+ Redefine using :P.
+ (tablejump_mips16[12]): Delete.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
+ (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
+ (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
+ (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
+ (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
+ (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
+ using :GPR.
+ (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
+ (*branch_equality[sd]i): Likewise branch_equality{,_di}.
+ (*branch_equality[sd]i_inverted): Likewise
+ branch_equality{,_di}_inverted.
+ (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
+ Redefine using :GPR.
+
+2004-08-24 Zack Weinberg <zack@codesourcery.com>
+
+ * rtl.def: Reorganize, placing all codes used only in machine
+ descriptions at the end.
+
+ * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
+ * gengtype.c: Don't include rtl.h. Define enum rtx_code and
+ rtx_name, rtx_format arrays by direct reference to rtl.def,
+ first undefining GENERATOR_FILE. Define enum insn_note and
+ note_insn_name array by direct reference to insn-notes.def.
+ (adjust_field_rtx_def): Remove local definition of rtx_name.
+ Use symbolic names for insn notes.
+ * Makefile.in (gengtype.o): Update dependencies.
+
+2004-08-24 Zack Weinberg <zack@codesourcery.com>
+
+ * basic-block.h (struct basic_block_def): Reorder fields to
+ eliminate interior padding. Remove 'partition' field.
+ (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
+ (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
+ (BB_COPY_PARTITION): New macros.
+ * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
+ Replace all references to the 'partition' field of a basic
+ block with new macros.
+
+ * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
+ * final.c (final_scan_insn): Don't handle it.
+ * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
+ instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
+ * sched-rgn.c (sched_is_disabled_for_current_region_p):
+ Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
+
+2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-decl.c (c_init_decl_processing): Adjust
+ build_common_tree_nodes call.
+ * expmed.c (const_mult_add_overflow_p): Use
+ build_distinct_type_copy.
+ * stor-layout.c (early_type_list): Remove.
+ (layout_type): Don't append to early_type_list.
+ (initialize_sizetypes): Add signed_p argument.
+ (set_sizetype): Overwrite the stub type nodes directly.
+ * tree.c (copy_node_stat): Clear a type's value cache here ...
+ (build_distinct_type): ... not here.
+ (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
+ * tree.h (initialize_sizetypes): Add signed_p argument.
+ (build_common_tree_nodes): Likewise.
+
+ * objc/objc-act.c (get_static_reference): Use
+ build_variant_type_copy.
+ (get_protocol_reference): Likewise.
+ * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
+
+2004-08-24 Richard Henderson <rth@redhat.com>
+ Andrew Pinski <apinski@apple.com>
+
+ * gimplify.c (gimplify_array_ref_to_plus): Delete.
+ (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
+ for ARRAY_REF.
+
+ * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
+ ARRAY_REF also to get to the STRING_CST.
+
+2004-08-24 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_override_options): Update error message.
+ * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
+ TARGET_HARD_FLOAT_ABI.
+ (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
+ (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
+
+2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ PR target/17093
+ * config/m32r.md (movsi_sda): Add SI mode specification to
+ UNSPEC.
+
+2004-08-24 Nick Clifton <nickc@redhat.com>
+
+ * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
+ of seth_add3_operand.
+
+2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
+
+ * Makefile.in (PROTO_OBJS): Add errors.o.
+ * protoize.c (fancy_abort): Remove.
+ * mips-tfile.c (fancy_abort): Add parameters.
+
+2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
+
+ * doc/trouble.texi (C++ misunderstandings): Fix example code.
+
+2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
+ (host-default.o): Add dependency on HOOKS_H.
+ * config/x-linux: Likewise.
+ * config/x-solaris: Likewise.
+ * config/i386/x-mingw32: Likewise.
+ * config/rs6000/x-darwin: Likewise.
+
+2004-08-23 James E Wilson <wilson@specifixinc.com>
+
+ * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
+ DEF_REG_NOTE.
+
+2004-08-23 Mark Mitchell <mark@codesourcery.com>
+
+ PR c/14492
+ * dwarf2out.c (loc_descriptor_from_tree): Robustify.
+
+2004-08-23 Diego Novillo <dnovillo@redhat.com>
+
+ * cfg.c (check_bb_profile): Fix typos.
+ * function.c (assign_parm_is_stack_parm): Likewise.
+ * tree-nested.c: Likewise.
+
+2004-08-23 Daniel Jacobowitz <dan@debian.org>
+
+ * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
+ Remove TYPECODE.
+ (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
+
+2004-08-23 Eric Christopher <echristo@redhat.com>
+
+ * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
+ * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
+ * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
+ * target.h: Ditto.
+ * hooks.h: Include machmode.h.
+ (hook_bool_mode_false): Declare.
+ * hooks.c (hook_bool_mode_false): Define.
+ * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
+ * stor-layout.c (layout_type): Ditto.
+ * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
+ Define to target macro.
+ * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
+ * config/arm/arm.c: Ditto. Use.
+ * config/arm/arm.h: Ditto.
+ * config/arm/arm-protos.h: Ditto.
+ * config/i386/i386.c: Ditto.
+ * config/i386/i386.h: Ditto.
+ * config/rs6000/rs6000.c: Ditto.
+ * config/rs6000/rs6000.h: Ditto.
+ * config/sh/sh.c: Ditto.
+ * config/sh/sh.h: Ditto.
+ * config/sh/sh-protos.h: Ditto.
+ * config/sh/sh.md: Use.
+ * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
+ to TARGET_VECTOR_MODE_SUPPORTED_P.
+
+2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
+
+ * Makefile.in (BUILD_ERRORS): Set to build-errors.
+ (errors.o): New target for host.
+ (build-errors.o): New target for build.
+ (genobjs): Replace errors.o with build-errors.
+ (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
+ (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
+ (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
+ (fix-header.o): Add errors.h
+ * collect2.c (fancy_abort): Add parameters.
+ * collect2.h (fancy_abort): Don't declare.
+ * errors.h (fancy_abort): Don't declare.
+ * errors.c: Include either bconfig.h or config.h.
+ (fancy_abort): Trim filename.
+ * fix-header.c (v_fatal, fatal): Remove.
+ (progname): Remove definition.
+ (main): Set progname here.
+ * gcc.c (fancy_abort): Add parameters.
+ * gcc.h (fancy_abort): Remove declaration.
+ * gcov.c (fancy_abort): Remove.
+ * rtl.h (fancy_abort): Don't declare.
+ (abort): Don't define.
+ * tree.h (fancy_abort): Don't declare.
+ (abort): Don't define.
+ * system.h (fancy_abort): Declare.
+ (abort): Define to fancy_abort.
+ * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
+
+ * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
+ (usize_type, ubitsizetype): Remove.
+ * stor-layout.c (set_sizetype): Don't initialize usizetype,
+ ubitsizetype.
+ * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
+
+ * tree.h (build_distinct_type_copy): New.
+ (build_type_copy): ... here. Rename to ...
+ (build_variant_type_copy): ... here.
+ * tree.c (build_qualified_type): Rename build_type_copy call.
+ (build_distinct_type_copy): New, broken out of ...
+ (build_type_copy): ... here. Rename to ...
+ (build_variant_type_copy): ... here. Use
+ build_distinct_type_copy.
+ (build_common_tree_nodes_2): Rename build_type_copy call.
+ * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
+ call.
+ (handle_packed_attribute, handle_unused_attribute,
+ handle_transparanet_union_attribute, handle_aligned_attribute,
+ handle_deprecated_attribute): Likewise.
+ * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
+ Likewise.
+ * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
+ * config/rs6000/rs6000.c (rs6000_init_builtins): Use
+ build_distinct_type_copy.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
+ attribute.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
+ loads and stores.
+ (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
+ formerly unnamed patterns. Redefine using :P for the address. Remove
+ explicit length attributes.
+
+2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
+ New functions.
+ (single_reachable_address): Use them.
+ (schedule_sm): Add dump.
+ (is_call_clobbered_ref): New function.
+ (determine_lsm_reg): Check whether the reference is call clobbered.
+ Only work for gimple_reg_type values.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
+ $31 store insns. Redefine using :GPR.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (P): New mode macro.
+ (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
+ (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
+ Add mode attributes.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
+ (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
+ later constants to cover the gap.
+ (load, store): New mode attributes.
+ (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
+ Use new unspec constants.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
+ (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
+ to use register_operand rather than uns_arith_operand as the predicate
+ for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
+ (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
+ Redefine using :GPR. Make same predicate change here. Extend the
+ commutativity of operands 1 and 2 from the SImode version to the
+ DImode one.
+ (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
+ but with no predicate changes.
+ (*nor[sd]i3): Redefine using :GPR.
+
+2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
+ noreturn functions.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
+ * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
+ branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
+ rather than "%z2" (with a fake const0_rtx for operand 2).
+ (ffs[sd]i2): Redefine using :GPR.
+ (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (any_extend): New code macro.
+ (u, su): New code attributes.
+ ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
+ ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
+ ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
+ (*{s,u}mul_acc_di): Redefine using any_extend.
+ (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
+ to reflect real insn names.
+ (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
+ with an any_extend template.
+ ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
+ Add '*' to name.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
+ * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
+ (mul[sd]i3_r4000): Redefine using :GPR.
+ (mulsi3_mult3): Don't check TARGET_MAD separately.
+ (muldi3_mult3): Moved after mulsi_mult3.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
+ OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
+ * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
+ (TARGET_GAS, TARGET_MIPS_AS): Delete.
+ (TARGET_GPWORD): Define to true for n32 on IRIX.
+ (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
+ (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
+ (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
+ (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
+ (MDEBUG_ASM_SPEC): Delete, folding into...
+ (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
+ (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
+ (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
+ subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
+ to define asm_abi_default_spec.
+ (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
+ (TARGET_ASM_SELECT_SECTION): Delete.
+ * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
+ for non-mips16 code, removing previous workaround for SGI assemblers.
+ (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
+ (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
+ (override_options): Remove !TARGET_GAS and !have_named_sections code.
+ (print_operand): Fold TARGET_GAS conditionals into asm strings.
+ (mips_output_filename): Remove !TARGET_GAS code. Replace use of
+ ASM_STABS_OP and ASM_STABN_OP.
+ (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
+ (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
+ (mips_output_function_prologue): Remove !TARGET_GAS code.
+ (mips_select_rtx_section): Remove !have_named_sections code.
+ (mips_select_section): Delete.
+ * config/mips/mips.md (trap): Remove !TARGET_GAS check.
+ * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
+ * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
+ (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
+ * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
+ * config/mips/windiss.h (ASM_SPEC): Likewise.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * read-rtl.c (map_value, mapping, macro_group): New structures.
+ (BELLWETHER_CODE): New macro.
+ (modes, codes, bellwether_codes): New variables.
+ (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
+ (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
+ (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
+ (add_condition_to_rtx, apply_macro_traverse, add_mapping)
+ (add_map_value, initialize_macros): New functions.
+ (def_hash, def_hash_eq_p): Generalize to anything that points to,
+ or starts with, a char * field.
+ (find_macro, read_mapping, check_code_macro): New functions.
+ (read_rtx_1): New, split out from read_rtx. Handle the new
+ define_{mode,code}_{macro,attr} constructs. Use find_macro
+ to parse the name of a code or mode. Use BELLWETHER_CODE to
+ extract the format and to choose a suitable code for rtx_alloc.
+ Modify recursive invocations to use read_rtx_1.
+ (read_rtx): Call initialize_macros. Apply code and mode macros
+ to the rtx returned by read_rtx_1. Cache everything after the
+ first macro expansion for subsequent read_rtx calls.
+ * doc/md.texi: Document new .md constructs.
+ * config/mips/mips.md (GPR): New mode macro.
+ (d, si8_di5): New mode attributes.
+ (any_cond): New code macro.
+ (add[sd]i3): Redefine using :GPR.
+ (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
+ (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
+ previously unnamed MIPS16 patterns.
+ (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
+ lines. Don't match (plus (const_int 0) ...).
+ (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
+ Use a define_split to generate the addition.
+ (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
+ (subsi3_internal): Delete.
+ (*subsi3_extended): Renamed from subsi3_internal_2.
+ (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
+ (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
+ using an any_cond template.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * read-rtl.c (read_rtx): Tidy use of format_ptr.
+
+2004-08-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * read-rtl.c (string_obstack): New file-scope variable.
+ (read_string, read_quoted_string, read_braced_string)
+ (read_escape): Remove obstack parameter and use string_obstack instead.
+ (read_rtx): Remove function-local rtl_obstack and initialize
+ string_obstack instead. Update call to read_string.
+
+2004-08-22 Andrew Pinski <apinski@apple.com>
+
+ PR c/15262
+ * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
+ expression is not constant.
+ (c_finish_return): Do not go through INDIRECT_REF when looking
+ for the inner expression of an ADDR_EXPR for warning about.
+
+2004-08-22 Richard Henderson <rth@redhat.com>
+
+ PR 17075
+ * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
+ create new blocks and fall through.
+ (expand_gimple_basic_block): Update to match.
+
+2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload.c (find_reloads_address): Make return value tri-state.
+ Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
+ (find_reloads): Assume that reloaded addresses match 'o' or
+ EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
+ returned 1 (not -1). Omit optional reloads for address operands
+ only if find_reloads_address returned 1 (not -1).
+
+ * config/s390/s390.c (legitimize_reload_address): New function.
+ * config/s390/s390-protos.h (legitimize_reload_address): Declare.
+ * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
+ legitimize_reload_address.
+
+2004-08-22 Richard Hendersion <rth@redhat.com>
+
+ * tree.h (SAVE_EXPR_RESOLVED_P): New.
+ * gimplify.c (gimplify_save_expr): Use it.
+ * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
+ on the temporary variable.
+
+2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * fold-const.c (rtl_expr_nonnegative_p): Delete.
+ * tree.h (rtl_expr_nonnegative_p): Remove.
+
+2004-08-22 Steven Bosscher <stevenb@suse.de>
+
+ * config/i386/ppro.md (ppro_complex_insn): Add missing check
+ for cpu==pentiumpro.
+
+ * combine.c (struct reg_stat): Fix comment typo.
+
+2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (c_sizeof_nowarn): Remove.
+
+2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (set_array_declarator_type): Rename to
+ set_array_declarator_inner.
+ (build_c_parm, build_attrs_declarator, build_function_declarator):
+ New functions.
+ (make_pointer_declarator): Call build_attrs_declarator.
+ * c-tree.h (set_array_declarator_type): Rename to
+ set_array_declarator_inner.
+ (build_c_parm, build_attrs_declarator, build_function_declarator):
+ New prototypes.
+ * c-parse.in (after_type_declarator,
+ parm_declarator_starttypename, parm_declarator_nostarttypename,
+ notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
+ firstparm): Use these functions
+
+2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (build_array_declarator, set_array_declarator_type,
+ start_decl, grokdeclarator, grokparms): Change boolean parameters
+ to type bool.
+ * c-tree.h (build_array_declarator, set_array_declarator_type,
+ start_decl): Update prototypes.
+ * c-decl.c, c-parse.in: All callers changed.
+
+2004-08-21 Mike Stump <mrs@apple.com>
+
+ * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
+ (darwin_fix_and_continue): Likewise.
+ (darwin_fix_and_continue_switch): Likewise.
+ * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
+ (darwin_fix_and_continue): Likewise.
+ (darwin_fix_and_continue_switch): Likewise.
+
+2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR c++/16030
+ * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
+ Remove, merging into ...
+ (gen_stdcall_or_fastcall_suffix): New function, returning tree
+ rather than const char*, and accepting additional parameter.
+ Don't add suffix to '*'-prefixed symbols or variadic functions.
+ (i386_pe_encode_section_info): Adjust for call to new function.
+ Call change_decl_assembler_name.
+
+2004-08-20 Mike Stump <mrs@apple.com>
+
+ * config/darwin.c (machopic_indirect_data_reference): Mark
+ stubs as defined.
+ * config/386/386.c (darwin_local_data_pic): Add.
+ (legitimate_constant_p): Reorder so that PLUS handling runs
+ before darwin_local_data_pic to match the ordering in
+ legitimate_pic_address_disp_p and so that MINUS runs after
+ darwin_local_data_pic as otherwise the darwin_local_data_pic
+ logic can be skipped, which would be very bad.
+ (legitimate_pic_address_disp_p): Move from from here to
+ darwin_local_data_pic so it can be reused.
+
+2004-08-21 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
+ (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
+ (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
+ (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
+ (RS6000_ABI_NAME): Define as "linux".
+ (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
+ * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
+ ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
+ * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
+ * config/rs6000/rs6000.c (dot_symbols): New global var.
+ (rs6000_output_function_entry): New function, modified for
+ !DOT_SYMBOLS..
+ (print_operand <case 'z'>): ..extracted from here.
+ (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
+ (rs6000_output_function_epilogue): Likewise.
+ (rs6000_elf_declare_function_name): Likewise.
+ * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
+ (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
+ * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2004-08-20 Mark Mitchell <mark@codesourcery.com>
+
+ * reload.c (find_reloads_address): Fix thinko in previous change.
+
+ * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
+ a CONST_INT.
+
+2004-08-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/17099
+ * combine.c (force_to_mode): Check if inner_mask has any bits set
+ outside of GET_MODE (x) instead of op_mode.
+
+2004-08-20 Mark Mitchell <mark@codesourcery.com>
+
+ * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
+ fragment.
+ * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
+ (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
+ * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
+ architecture.
+ (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
+ configurations.
+ * config/arm/t-symbian: New file.
+
+2004-08-20 Andrew Pinski <apinski@apple.com>
+
+ * regrename.c (kill_value_regno): ANSIfy.
+
+2004-08-20 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
+
+2004-08-20 Daniel Jacobowitz <dan@debian.org>
+
+ * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
+ (kill_value_regno): New function, derived from kill_value.
+ (kill_value): Update.
+ (copyprop_hardreg_forward_1): Update call to kill_value_regno.
+
+2004-08-20 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/17111
+ * tree-ssa-pre.c (create_value_expr_from): Don't change the types
+ of non-value_handles.
+ (bitmap_set_contains): All constants are in every set.
+
+2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
+
+ * fold-const.c (round_up, round_down): Use build_int_cst.
+ Optimize common case.
+
+2004-08-20 Zack Weinberg <zack@codesourcery.com>
+ John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
+ one_only_data_section): Rename to som_readonly_data_section,
+ som_one_only_readonly_data_section and som_one_only_data_section.
+ * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
+ NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
+ conditional defines.
+ (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
+ NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
+ string values.
+ (pa_select_section): Use renamed section functions.
+ * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
+ SOM_READONLY_DATA_SECTION_FUNCTION,
+ SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
+ SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
+ Define here ...
+ * config/pa/som.h: ... not here.
+ (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
+ ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
+ ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
+ ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
+ (READONLY_DATA_SECTION): Use som_readonly_data_section.
+
+2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
+
+ * fold-const.c (int_const_binop): Don't generate non-overflowing
+ size-types specially.
+ (fold_convert_const): Likewise.
+
+ * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
+ clear cache on copied sizetype.
+
+2004-08-20 Ben Elliston <bje@au.ibm.com>
+
+ * configure.ac: Don't escape apostrophe in --enable-coverage help.
+ * configure: Regenerate.
+
+2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR 5620
+ * gcc.c (struct stat input_stat): Don't define if
+ HOST_LACKS_INODE_NUMBERS
+ (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
+ than stat to determine if temp file is same as input file.
+ * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
+ * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
+
+2004-08-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * configure.ac (mips*-*-*): Print an error if not using GAS.
+ * configure: Regenerated.
+ * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
+ comments about buggy MIPSpro assemblers.
+ * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
+ before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
+ Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
+ IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
+ * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
+ (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
+ (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
+ (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
+ (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
+ of more general IRIX 6 definitions.
+ (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
+ (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
+ (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
+ (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
+ (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
+ (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
+ (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
+ (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
+ (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
+ (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
+ (LINK_SPEC): Move most of definition to iris.h.
+ (SUBTARGET_LINK_SPEC): New macro.
+ (IRIX_STARTFILE_SPEC): Fold into...
+ (STARTFILE_SPEC): ...here.
+ (IRIX_ENDFILE_SPEC): Fold into...
+ (ENDFILE_SPEC): ...here.
+ * config/mips/iris6.h (TARGET_IRIX5): Remove override.
+ (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
+ (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
+ (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
+ (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
+ (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
+ (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
+ (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
+ (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
+ (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
+ (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
+ (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
+ (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
+ (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
+ (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
+ (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
+ (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
+ (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
+ (TARGET_IRIX6): Define to 1.
+ (DRIVER_SELF_SPECS): Define.
+ (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
+ (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
+ (SUBTARGET_LINK_SPEC): New macro.
+ (IRIX_STARTFILE_SPEC): Fold into...
+ (STARTFILE_SPEC): ...here. Remove !mabi=* case.
+ (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
+ (LIB_SPEC, LIBGCC_SPEC): Use them.
+ (LIB_SPEC): Remove !mabi=* case.
+ (IRIX_ENDFILE_SPEC): Fold into...
+ (ENDFILE_SPEC): ...here. Remove !mabi=* case.
+ * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
+ * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
+ (TARGET_IRIX6): New macro.
+ (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
+ (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
+ (LABEL_AFTER_LOC): Delete.
+ * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
+ (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
+ (mips_build_builtin_va_list): Check TARGET_IRIX6.
+ (override_options): Remove TARGET_SGI_O32_AS-related code.
+ (irix_output_external_libcall): Make static.
+ (mips_output_filename): Avoid use of SET_FILE_NUMBER and
+ LABEL_AFTER_LOC.
+ (mips_file_start): Tidy guard for ABI sections. Remove use of
+ ABICALLS_ASM_OP; use .abicalls instead.
+ (mips_output_aligned_decl_common, mips_declare_object_name)
+ (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
+ (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
+ .globl foo .text directives.
+ (irix_asm_named_section_1, irix_asm_named_section)
+ (irix_section_align_entry, irix_section_align_htab)
+ (irix_orig_asm_out_file, irix_section_align_entry_eq)
+ (irix_section_align_entry_hash, irix_asm_output_align)
+ (irix_file_start, irix_section_align_1, copy_file_data)
+ (irix_file_end, irix_section_type_flags): Delete.
+ * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
+ Use standard section syntax. Remove protective "jr $31".
+ (__gcc_fini): Likewise .gcc_fini.
+ * config/mips/irix-crtn.asm: Adjust sections accordingly.
+ * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
+ iris5gas.h.
+ * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
+ from t-irix-gld.
+ (EXTRA_MULTILIB_PARTS): Define.
+ * config/mips/t-iris6: Remove bogus comment.
+ (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
+ * config/mips/iris5gas.h, config/mips/iris5gld.h,
+ config/mips/iris6gas.h, config/mips/iris6gld.h,
+ config/mips/t-iris5-as, config/mips/t-iris5-gas
+ config/mips/t-irix-gld: Delete.
+ * config/mips/iris.h: New file.
+ * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
+
+2004-08-20 Richard Earnshaw <rearnsha@arm.com>
+
+ * postreload.c (reload_cse_move2add): Allow any condjump, but check
+ that the implicit set isn't clobbered in the jump insn.
+
+2004-08-19 Mark Mitchell <mark@codesourcery.com>
+
+ * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
+ * optabs.c (init_optabs): Don't check it.
+ * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
+ * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
+
+2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md (s390_warn_framesize_string)
+ (s390_warn_dynamic_string, s390_stack_size_string)
+ (s390_stack_guard_string): New global string variables.
+ (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
+ (s390_stack_guard): New global variables.
+ (override_options): Added checks for the new options.
+ (s390_emit_prologue): Emit stack check and trap code and perform
+ compile time stack size checking.
+
+ * config/s390/s390.h (TARGET_OPTIONS): Added new options
+ "warn-framesize", "warn-dynamicstack", "stack-size" and
+ "stack-guard".
+
+ * doc/invoke.texi: Added documentation for the new options.
+
+2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
+ to eliminate warning.
+ (linear_search_fdes): Declare p as unsigned.
+ (binary_search_mixed_encoding_fdes): Likewise.
+ * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
+ to eliminate warning.
+ * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
+ type cast.
+
+2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
+ * config/s390/s390.c (preferred_la_operand_p): Accept two operands
+ instead of one. Check for strictly legitimate address.
+ * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
+ to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
+
+2004-08-19 Eric Christopher <echristo@redhat.com>
+
+ * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
+ * langhooks.h (unsave_expr_now): Ditto.
+ * tree.h (unsave_expr_1): Remove prototype.
+ (lhd_unsave_expr_now): Rename to unsave_expr_now.
+ * tree-inline.c (unsave_expr_1): Move here
+ from tree.c. Make static.
+ (unsave_expr_now): Rename from lhd_unsave_expr_now.
+ * tree-sra.c: Fix up for rename.
+ * tree-ssa-copy.c: Ditto.
+ * tree-eh.c: Ditto.
+ * tree.c (unsave_expr_1): Move to tree-inline.c.
+
+2004-08-19 Caroline Tice <ctice@apple.com>
+
+ * config/i386/cygming.h (switch_to_section): Fix typo (change
+ in_unlikely_text_section to in_unlikely_executed_text).
+
+2004-08-19 Daniel Berlin <dberlin@dberlin.org>
+
+ * vec.h (VEC_lower_bound): New macro.
+
+2004-08-19 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/16446
+ * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
+ (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
+ treat each ABI separately. Deal with n32/n64 complex float arguments.
+ (function_arg): Add associated complex handling here.
+
+2004-08-19 Richard Henderson <rth@redhat.com>
+
+ * config/arm/arm.c (arm_gen_load_multiple): Use
+ adjust_automodify_address. Take base memory and offset instead
+ of unchanging/struct/scalar bits.
+ (arm_gen_store_multiple): Likewise.
+ (arm_gen_movmemqi): Use adjust_automodify_address.
+ * config/arm/arm-protos.h: Update decls.
+ * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
+ (store_multiple): Similarly.
+
+2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * regclass.c (globalize_reg): Update call_really_used_regs.
+
+2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/invoke.texi (integer-share-limit): Document.
+
+ * tree.h (TYPE_CACHED_VALUES_P): New.
+ (TYPE_CACHED_VALUES): New.
+ (TYPE_ORIG_SIZE_TYPE): Adjust.
+ * tree.def (INTEGER_CST): Update documentation.
+ * tree.c: Inlcude params.h.
+ (build_int_cst): Cache small values.
+ (build_type_copy): Do not copy the value cache.
+ * c-common.c (c_common_nodes_and_builtins): Add comment, remove
+ unneeded zeroing.
+ * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
+ * expmed.c (const_mult_add_overflow_p): Clear type copy's value
+ cache.
+ * fold-const.c (force_fit_type): Copy value when setting
+ overflows.
+ (int_const_binop): Likewise.
+ * stor-layout.c: Include params.h
+ (set_sizetype): Create values cache.
+ (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
+ * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
+ * params.h (INTEGER_SHARE_LIMIT): New.
+ * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
+
+2004-08-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * gimplify.c (gimplify_minimax_expr): Remove.
+ (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
+
+2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
+ STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
+
+2004-08-19 Mark Mitchell <mark@codesourcery.com>
+
+ * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
+
+2004-08-18 Andrew Pinski <apinski@apple.com>
+
+ * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
+
+2004-08-18 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
+ (__aeabi_ul2f): Likewise.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
+ move to rtl completely.
+ (struct meminsnbuf, xtensa_emit_block_move): Remove.
+ (xtensa_find_mode_for_size): Remove.
+ * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
+ * config/xtensa/xtensa.md (movmemsi_internal): Remove.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * config/mcore/mcore.c (mode_from_align): Remove DImode.
+ (block_move_sequence): Rewrite to use adjust_address.
+ (mcore_expand_block_move): Cleanup logic. Accept only operands.
+ Return boolean indicating success/failure.
+ * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
+ * config/mcore/mcore.md (movmemsi): Update to match.
+
+2004-08-18 Mike Stump <mrs@apple.com>
+
+ * doc/invoke.texi (-mfix-and-continue): Add support for
+ fast turn around debugging.
+ (-ffix-and-continue): Likewise.
+ (-mindirect-data): Likewise.
+ (-findirect-data): Likewise.
+ * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
+ (indirect_data): Likewise.
+ (machopic_data_defined_p): Likewise.
+ (machopic_output_indirection): Likewise.
+ (darwin_encode_section_info): Likewise.
+ (darwin_fix_and_continue): Likewise.
+ (darwin_fix_and_continue_switch): Likewise.
+ * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
+ * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
+ (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
+ (SUBTARGET_OPTIONS): Likewise.
+ (darwin_fix_and_continue): Likewise.
+ (darwin_fix_and_continue_switch): Likewise.
+ (TARGET_FIX_AND_CONTINUE): Likewise.
+ * config/rs6000.c (rs6000_emit_prologue): Likewise.
+
+2004-08-19 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.h (struct edge_def): Remove crossing_edge.
+ (EDGE_CROSSING): New define.
+ (EDGE_ALL_FLAGS): Update.
+ * bb-reorder.c (find_traces_1_round, better_edge_p,
+ find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
+ find_jump_block, fix_crossing_conditional_branches,
+ fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
+ Replace all occurences of crossing_edge with an edge flag check
+ or set/reset.
+ * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
+ try_crossjump_bb): Likewise.
+ * cfglayout.c (fixup_reorder_chain): Likewise.
+ * cfgrtl.c (force_nonfallthru_and_redirect,
+ commit_one_edge_insertion): Likewise.
+
+ * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
+ * tree-flow.h (compute_dominance_frontiers): Move prototype...
+ * basic-block.h: ...here.
+ * tree-cfg.c (compute_dominance_frontiers_1,
+ compute_dominance_frontiers): Move from here...
+ * cfganal.c: ...to here. Include timevar.h.
+
+2004-08-18 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
+ * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
+
+ * config/mips/mips.md (type): Add frdiv.
+ (divsf3+1, divsf3+2): Change type to frdiv.
+ * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
+ ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
+
+ * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
+ * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
+ * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
+ * config/mips/5000.md (r5k_fdiv_single): Likewise.
+ * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
+ * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
+ * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
+ * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
+ * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
+ * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
+ Likewise.
+ * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
+
+2004-08-18 Robert Bowdidge <bowdidge@apple.com>
+
+ * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
+ get regression tester working again.
+
+2004-08-18 Zack Weinberg <zack@codesourcery.com>
+
+ * insn-notes.def, reg-notes.def: New files.
+ * rtl.h: Use them to define enum insn_note and enum reg_note.
+ * rtl.c: Use them to define note_insn_name and reg_note_name.
+ * Makefile.in (RTL_BASE_H): Update.
+
+ * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
+ renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
+
+2004-08-18 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_size_rtx_costs): New function.
+ (arm_override_options): Use it if optimizing for space.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (gen_const_mem): New.
+ * rtl.h (gen_const_mem): Declare.
+ * expr.c (do_tablejump): Use it.
+ * varasm.c (force_const_mem): Likewise.
+ * config/darwin.c (machopic_indirect_data_reference): Likewise.
+ (machopic_legitimize_pic_address): Likewise.
+ * config/arm/arm.c (legitimize_pic_address): Likewise.
+ * config/i386/i386.c (legitimize_pic_address): Likewise.
+ (legitimize_tls_address): Likewise.
+ * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
+ * config/ia64/ia64.md (load_fptr): Likewise.
+ * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
+ * config/pa/pa.c (legitimize_pic_address): Likewise.
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
+ (rs6000_emit_move): Likewise.
+ * config/s390/s390.c (legitimize_pic_address): Likewise.
+ (legitimize_tls_address): Likewise.
+ * config/s390/s390.md (casesi): Likewise.
+ * config/sh/sh.c (sh_reorg): Likewise.
+ * config/sparc/sparc.c (legitimize_pic_address): Likewise.
+ * config/v850/v850.md (casesi): Likewise.
+
+ * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
+ * config/sh/sh.c (prepare_move_operands): Remove incorrect
+ use of MEM_READONLY_P.
+
+2004-08-18 Steven Bosscher <stevenb@suse.de>
+
+ * Makefile.in (OBJS-common): Add postreload-gcse.c.
+ Add new postreload-gcse.o.
+ * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
+ (lookup_as_function, insert, rehash_using_reg, use_related_value,
+ equiv_constant): Use SAFE_HASH instead of safe_hash.
+ (exp_equiv_p): Export. Add for_gcse argument when comparing
+ for GCSE.
+ (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
+ find_comparison_args, fold_rtx, cse_insn): Update callers.
+ (hash_rtx): New function derived from old canon_hash and bits
+ from gcse.c hash_expr_1.
+ (canon_hash_string): Rename to hash_rtx_string.
+ (canon_hash, safe_hash): Make static inline. Call hash_rtx.
+ * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
+ (cselib_lookup): Update this caller.
+ * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
+ Make static.
+ (hash_expr): Call hash_rtx.
+ (ldst_entry): Likewise.
+ (expr_equiv_p): Call exp_equiv_p.
+ (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
+ reg_used_on_edge, reg_set_between_after_reload_p,
+ reg_used_between_after_reload_p, get_avail_load_store_reg,
+ is_jump_table_basic_block, bb_has_well_behaved_predecessors,
+ get_bb_avail_insn, hash_scan_set_after_reload,
+ compute_hash_table_after_reload,
+ eliminate_partially_redundant_loads, gcse_after_reload,
+ get_bb_avail_insn, gcse_after_reload_main): Remove.
+ * postreload-gcse.c: New file, reincarnating most of the above.
+ * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
+ (gcse_after_reload_main): Update prototype.
+ * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
+ * passes.c (rest_of_handle_gcse2): Use it.
+
+2004-08-18 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
+ (pass_loop_done): Likewise.
+
+2004-08-18 Andrew Pinski <apinski@apple.com>
+
+ * config/rs6000/darwin.md: Delete the altivec patterns which are
+ handled differently now.
+ (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
+ (macho_correct_pic_di): Likewise.
+ (call_indirect_nonlocal_darwin64): Likewise.
+ Delete the save world/saveFP/saveVec patterns.
+
+ Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
+ * config/darwin.c (macho_indirect_data_reference): Add DImode case.
+ * config/rs6000/rs6000.md: Include darwin.md.
+ (builtin_setjmp_receiver): Add DImode case.
+ * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
+ Darwin bits.
+
+2004-08-18 Matt Austern <austern@apple.com>
+
+ Dead code stripping
+ * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
+ * darwin.c (darwin_file_end): Mark file as potentially strippable.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * alias.c (readonly_fields_p): Remove.
+ (objects_must_conflict_p): Don't call it.
+ * tree.h (readonly_fields_p): Remove.
+ * langhooks.h (struct lang_hooks): Remove honor_readonly.
+ * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
+
+2004-08-18 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-dfa.c (add_referenced_var): Only global variables are
+ call-clobbered.
+ * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
+ * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
+ all pointers dereferenced if the statement dereferences them.
+ (create_name_tags): Do not create memory tags for pointers
+ that have PT_ANYTHING set.
+ Also check if PT_VARS is not empty before creating a name tag.
+ (compute_flow_sensitive_aliasing): Don't mark call-clobbered
+ variables that share the same alias set with a pointer that
+ may point anywhere.
+ (add_may_alias): Add FIXME comment to remove clobbering
+ aliased variables and tags.
+ (replace_may_alias): Likewise.
+ (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
+ (merge_pointed_to_info): If the original variable has not
+ points-to information, call set_pt_anything.
+ (add_pointed_to_var): Do not prevent adding a pointed-to
+ variable if the pointers is PT_ANYTHING.
+ If the variable is a global, set PT_GLOBAL_MEM.
+ (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
+ pointer type only come in PTR+OFFSET flavours.
+ Always call merge_pointed_to_info on PHI arguments that are
+ SSA_NAMEs.
+ (get_nmt_for): Mark call-clobbered tags whose pointer points
+ to global memory.
+ * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
+ values.
+ (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
+ FLAGS.
+ (add_stmt_operand): Abort if the caller tried to add a killing
+ definition for a memory tag.
+ * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
+ unnecessary checks.
+
+2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
+ from call_used_regs. Update call_really_used_regs.
+ (CALL_REALLY_USED_REGISTERS): Define.
+ * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
+ Replace call_used_regs with call_really_used_regs.
+ (calc_live_regs, sh_media_register_for_return): Likewise.
+ (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
+ * sh.md (return_media): Likewise.
+
+2004-08-18 Andrew Pinski <apinski@apple.com>
+
+ * config/darwin.c (machopic_legitimize_pic_address): Only set
+ MEM_READONLY_P in the non TARGET_TOC case.
+
+2004-08-18 Zack Weinberg <zack@codesourcery.com>
+
+ * rtl.def (NIL): Delete.
+ * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
+ Tighten the syntax a little.
+
+ * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
+ * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
+ * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
+ * config/i386/predicates.md, config/m32r/m32r.h
+ * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
+ * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
+ * config/sparc/sparc.h, doc/tm.texi:
+ Replace all occurrences of NIL with UNKNOWN.
+
+2004-08-18 Zack Weinberg <zack@codesourcery.com>
+
+ * dojump.c (do_jump <unordered_bcc>): Do not recursively call
+ self with a TRUTH_ORIF_EXPR; generate the appropriate jump
+ sequence inline. Move drop_through_label code into this
+ block, being the only place it is used. Adjust comments.
+
+2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/altivec.md: Add new patterns for calls to
+ save_world/rest_world functions.
+
+ * config/rs6000/rs6000-protos.h: (save_world_operation,
+ restore_world_operation) new declarations.
+
+ * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
+ field added.
+ (rs6000_stack_info): Set world_save_p field.
+ (save_world_operation): New function.
+ (restore_world_operation): New function.
+ (compute_save_world_info): New function.
+ (rs6000_stack_info): Call compute_save_world_info.
+ (rs6000_emit_prologue): Check for world_save_p and generate
+ pattern to call save_world for saving all non-volatile and
+ special registers.
+ (rs6000_emit_epilogue): Check for world_save_p and generate
+ pattern to call rest_world to restore saved registers.
+
+ config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
+ FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
+ (rs6000_reg_names): New entries added for save_world_operation and
+ restore_world_operation.
+
+2004-08-18 Caroline Tice <ctice@apple.com>
+
+ * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
+ "-freorder-blocks-and-partition" to the flags used in second
+ stage of profiledbootstrap.
+ * bb-reorder.c (push_to_next_round_p): Add new variable,
+ next_round_is_last; set and use variable to make sure, when
+ partitioning, that the last trace construction round consists
+ of all (and only) cold basic blocks.
+ (rotate_loop): Don't copy blocks that end in a section
+ crossing jump.
+ (copy_bb): Correctly initialize "partition" of duplicated bb.
+ (add_unlikely_executed_notes): Add a comment.
+ (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
+ to make sure, if function contains hot blocks, that the
+ successors of ENTRY_BLOCK_PTR are hot; also, only look for
+ crossing edges if the architecture supports named sections.
+ (mark_bb_for_unlikely_executed_section): Modify to always
+ insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
+ the basic block note insn.
+ (fix_crossing_unconditional_branches): Remove extra space.
+ (fix_edges_for_rarely_executed_code): Modify to only do
+ partitioning work if the architecture supports named sections.
+ (reorder_basic_blocks): Modify to only add
+ NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
+ supports named sections.
+ * c-common.c (handle_section_attribute): Initialize new global
+ variable, user_defined_section_attribute, to true if user has
+ specified one.
+ * cfgcleanup.c (try_forward_edges): Modify to not attempt to
+ forward edges that cross section boundaries.
+ * cfglayout.c (fixup_reorder_chain): Modify to only fix up
+ partitioning information if the architecture supports named
+ sections.
+ * cfgrtl.c (target.h): Add statement to include this.
+ (rtl_split_block): Make sure newly created bb gets correct
+ partition.
+ (try_redirect_by_replacing_jump): Make sure redirection isn't
+ attempting to cross section boundaries.
+ (force_nonfallthru_and_redirect): Only do partition fix up if
+ architecture supports named sections.
+ (rtl_split_edge): Make sure newly created bb ends up in
+ correct partition.
+ (commit_one_edge_insertion): Remove code that incorrectly
+ updated basic block partition; Make sure partition fix up only
+ happens if architecture supports named sections and it's not
+ already done.
+ (rtl_verify_flow_info_1): Fix if-condition on test/error
+ condition that fallthru edges are not allowed to cross section
+ boundaries.
+ * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
+ * final.c (final_scan_insn): Remove redundant test from if-statement;
+ change calls to text_section into calls to function_section; add code
+ to only to partitioning fix up if architecture supports named
+ sections.
+ * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
+ partition.
+ (if_convert): Add targetm.have_named_sections to test.
+ * output.h (unlikely_section_label): Extern declaration for new global
+ variable.
+ (unlikely_text_section_name): Likewise.
+ * opts.c (decode_options): If both partitioning and DWARF debugging
+ are turned on, issue a warning that this doesn't work, and change
+ partitiong to basic block reordering (without hot/cold partitions).
+ * passes.c (rest_of_handle_final): Re-set new global variable,
+ user_defined_section_attribute, to false.
+ (rest_of_compilation): Change options for calling partitioning
+ function: Don't call if the user defined the section attribute, and
+ don't call if DECL_ONE_ONLY is true for the current function.
+ * predict.c (choose_function_section): Return immediately if we
+ are doing hot/cold partitioning (i.e. let the basic block partitioning
+ determine where the function belongs).
+ * reg-stack.c (emit_swap_insn): Add condition to step over
+ NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
+ * toplev.c (user_defined_section_attribute): New global variable.
+ * toplev.h (user_defined_section_attribute): Extern declaration
+ for new global variable.
+ * varasm.c (unlikely_section_label): New global variable.
+ (unlikely_text_section_name): New global variable.
+ (unlikely_text_section): Add code to initialize
+ unlikely_text_section_name if necessary; modify to use
+ unlikely_text_section_name and unlikely_section_label; also to use
+ named_section properly.
+ (in_unlikely_text_section): Modify to work correctly with
+ named_section and to use unlikely_text_section_name.
+ (named_section): Add code to work properly with cold section.
+ (function_section): Clean up if-statement.
+ * config/darwin.c (darwin_asm_named_section): Return to original
+ code, removing use of SECTION_FORMAT_STRING.
+ * config/arm/pe.h (switch_to_section): Add case for
+ in_unlikely_executed_text to switch statement.
+ * config/i386/cygming.h (switch_to_section): Likewise.
+ * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
+ (SECTION_FORMAT_STRING): Likewise.
+ * config/mcore/mcore.h (switch_to_section): Likewise.
+ * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
+ (SECTION_FORMAT_STRING): Remove.
+
+2004-08-18 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
+ -ffixed-reg safe, by preserving the meanings of zero and one.
+ (CALL_USED_REGISTERS): Likewise.
+ (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
+
+2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (split_branches): Check the result of
+ next_active_insn.
+ (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
+ Call rtl_register_cfg_hooks.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
+ * alias.c (true_dependence): Update to match new semantics.
+ (canon_true_dependence, write_dependence_p): Likewise.
+ (anti_dependence, output_dependence): Update write_dependence_p args.
+ (unchanging_anti_dependence): Remove.
+ * calls.c (purge_mem_unchanging_flag): Remove.
+ (fixup_tail_calls): Don't call it.
+ (expand_call): Don't add unchanging memory to function usage.
+ * expr.c (emit_block_move_via_libcall): Likewise.
+ (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
+ (get_subtarget): Don't use RTX_UNCHANGING_P.
+ (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
+ (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
+ * combine.c (get_last_value_validate): Use MEM_READONLY_P.
+ * cse.c (insert): Don't use RTX_UNCHANGING_P.
+ (cse_insn, canon_hash): Use MEM_READONLY_P.
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
+ instead of RTX_UNCHANGING_P.
+ * explow.c (maybe_set_unchanging): Remove.
+ * expr.h (maybe_set_unchanging): Remove.
+ * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
+ * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
+ (assign_parm_setup_reg, expand_function_start): Likewise.
+ * integrate.c (copy_rtx_and_substitute): Likewise.
+ * ra-rewrite.c (emit_colors): Likewise.
+ * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
+ (fixup_match_1): Likewise.
+ * reload1.c (reload, alter_reg): Likewise.
+ * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
+ not RTX_UNCHANGING_P.
+ (equiv_init_varies_p): Likewise.
+ * loop-invariant.c (check_maybe_invariant): Likewise.
+ * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
+ * loop.c (note_addr_stored): Likewise.
+ (prescan_loop): Likewise. Don't check function usage for clobbered
+ unchanging memory.
+ * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
+ not RTX_UNCHANGING_P.
+ (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
+ * varasm.c (force_const_mem): Likewise.
+ * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
+ * web.c (entry_register): Likewise.
+ * tree-gimple.h (get_base_address): Move decl ...
+ * tree.h: ... here.
+ * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
+
+ * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
+ called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
+ (alpha_set_memflags): Update to match.
+
+ * config/darwin.c (machopic_indirect_data_reference): Set
+ MEM_READONLY_P instead of RTX_UNCHANGING_P.
+ (machopic_indirect_call_target): Likewise.
+ (machopic_legitimize_pic_address): Likewise.
+ * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
+ arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
+ * config/arm/arm.md (load_multiple, store_multiple): Likewise.
+ * config/frv/frv.md (symGOT2reg): Likewise.
+ * config/i386/i386.c (legitimize_pic_address,
+ legitimize_tls_address, ix86_split_to_parts): Likewise.
+ * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
+ * config/ia64/ia64.md (load_fptr): Likewise.
+ * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
+ * config/m68k/m68k.c (legitimize_pic_address): Likewise.
+ * config/mcore/mcore.c (block_move_sequence): Likewise.
+ * config/mn10300/mn10300.md (symGOT2reg): Likewise.
+ * config/pa/pa.c (legitimize_pic_address): Likewise.
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
+ (rs6000_emit_move): Likewise.
+ * config/s390/s390.c (legitimize_pic_address): Likewise.
+ (legitimize_tls_address): Likewise.
+ * config/s390/s390.md (casesi): Likewise.
+ * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
+ * config/sh/sh.md (symGOT2reg): Likewise.
+ * config/sparc/sparc.c (legitimize_pic_address): Likewise.
+ * config/v850/v850.md (casesi): Likewise.
+
+ * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
+ * config/iq2000/iq2000.c (save_restore_insns): Likewise.
+ * config/mips/mips.c (mips_restore_gp): Likewise.
+ (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
+ * config/sh/sh.c (sh_reorg): Likewise.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * tree.h (struct tree_decl): Add gimple_formal_temp.
+ (DECL_GIMPLE_FORMAL_TEMP_P): New.
+ * gimplify.c (pop_gimplify_context): Clear it.
+ (lookup_tmp_var): Set it, if is_formal.
+ (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
+ Use is_gimple_val for VECTOR. Simplify return value.
+ (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
+ (gimplify_expr): Likewise.
+ * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
+ is_gimple_tmp_rhs for clarity. Update all callers.
+ (is_gimple_reg_rhs): Simplify logic.
+ (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
+ clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
+ (is_gimple_formal_tmp_reg): Similarly.
+ * tree-gimple.h: Update decls.
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
+ DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
+ * tree-ssa-live.c (var_union, type_var_init): Likewise.
+
+2004-08-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * c4x.c (legitimize_operands): Remove calls to
+ preserve_subexpressions_p.
+
+2004-08-18 David Edelsohn <edelsohn@gnu.org>
+
+ * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
+ * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
+
+2004-08-18 Ziemowit Laski <zlaski@apple.com>
+
+ * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
+ Objective-C++ extensions.
+ * gengtype.c (get_file_basename): Match entire subdirectory name
+ ('cp', 'objc', 'objcp') rather than just its suffix.
+ (get_base_file_bitmap): Allow for files to belong to more than one
+ language.
+ (get_output_file_with_visibility): Treat objc/objc-act.h as a header
+ used by more than one front-end.
+
+2004-08-18 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
+ avoid use of preserve_subexpressions_p.
+
+2004-08-17 Richard Henderson <rth@redhat.com>
+
+ PR 17051
+ * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
+
+2004-08-17 DJ Delorie <dj@redhat.com>
+
+ * doc/extend.texi: Document new xstormy16 attribute.
+
+ * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
+ (xstormy16_splittable_below100_or_register): New.
+ (combine_bnp): New.
+ (xstormy16_reorg): New.
+ (TARGET_MACHINE_DEPENDENT_REORG): Define.
+
+ * config/stormy16/stormy16.md (movqi_internal): Make name public.
+ (movhi_internal): Likewise.
+ (cbhranchhi): Likewise.
+ (cbhranchhi_neg): Likewise.
+ (andhi3): Only allow splittable below100 operands.
+ (iorhi3): Likewise.
+ (peephole2): New and/zero_extend->and peephole.
+ (peephole2): New load/ior/save->set1 peephole.
+ (peephole2): New load/and/save->clr1 peephole.
+ (bclrx, bclrx2, bclr7, bclr15): New.
+ (bsetx, bsetx2, bset7, bset15): New.
+
+ * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
+ liberal about acceptable 'B' masks.
+
+ * config/stormy16/stormy16-protos.h
+ (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
+ xstormy16_below100_operand, xstormy16_below100_or_register,
+ xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
+ (PREDICATE_CODES): Add new predicates.
+
+ * config/stormy16/stormy16.c
+ (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
+ xstormy16_below100_operand, xstormy16_below100_or_register,
+ xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
+ (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
+ (xstormy16_legitimate_address_p): Allow below100 symbols.
+ (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
+ (xstormy16_expand_move): Leave below100 operands as-is.
+ (xstormy16_encode_section_info): Encode below100 symbols.
+ (xstormy16_strip_name_encoding): New.
+ (xstormy16_print_operand): Print 'b' as shift mask.
+ (xstormy16_attribute_table): Add below100 attributes.
+ (xstormy16_handle_below100_attribute): New.
+
+ * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
+ (XSTORMY16_SECTION_FUNCTION): New.
+ (EXTRA_SECTION_FUNCTIONS): Define using the above.
+ (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
+ (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
+ (ASM_OUTPUT_LABELREF): Define.
+
+ * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
+ (movhi_internal): Add below100 support.
+ (andhi3): Add below100 support.
+ (iorhi3): Add below100 support.
+ (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
+
+2004-08-17 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
+ of VOIDmode for comparison code mode.
+ * config/mips/mips.md: For conditional move patterns, use mode of
+ first compare operand for comparison mode, instead of VOIDmode.
+
+ * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
+ normal and -ffast-math code.
+
+2004-08-17 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/15871
+ * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
+
+2004-08-17 Robert Bowdidge <bowdidge@apple.com>
+
+ * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
+
+2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
+ for non Darwin targets.
+ (*call_value_nonlocal_darwin64): Likewise.
+
+2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_function_value): Check for
+ altivec mode for altivec return register.
+
+2004-08-17 David Edelsohn <edelsohn@gnu.org>
+
+ Revert 2004-08-16 Stan Shebs <shebs@apple.com>
+ * config/darwin.c (macho_indirect_data_reference): Add DImode case.
+ * config/rs6000/rs6000.md: Include darwin.md.
+ (builtin_setjmp_receiver): Add DImode case.
+ * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
+ Darwin bits.
+
+2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
+ trees.
+ * tree-vectorizer.h: New File: Same.
+ * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
+ * common.opt (ftree-vectorize): New flag to enable vectorization.
+ * timevar.def (TV_TREE_VECTORIZATION): New dump file for
+ vectorization pass.
+ * tree-data-ref.h (init_data_ref): Additional argument.
+ (array_base_name_differ_p): Moved to tree-data-ref.c.
+ * tree-data-ref.c (array_base_name_differ_p): Revised.
+ (initialize_data_dependence_relation): Call array_base_name_differ_p
+ with an extra argument.
+ (analyze_all_data_dependences): Same.
+ (init_data_ref): Additional argument is_read to set DR_IS_READ.
+ * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
+ file.
+ * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
+ * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
+ * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
+ vectorization pass.
+ * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
+ (tree_ssa_loop_done): Call scev_finalize.
+ (tree_vectorize): Define the new vectorization pass.
+ * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
+ size of the vector they support (until support for multiple vector
+ sizes is added to the vectorizer).
+ * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
+ * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
+ * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
+ documentation.
+
+2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
+
+ * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
+ usage.
+ (generate_protocol_list, handle_impent): Likewise.
+
+2004-08-17 Roger Sayle <roger@eyesopen.com>
+
+ * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
+ ensure that call_used_regs is a superset of both fixed_regs and
+ call_really_used_regs.
+
+2004-08-17 Daniel Bornstein <danfuzz@milk.com>
+
+ PR target/17019
+ * arm.md (addsi3_cbranch_scratch): Correct case labels.
+
+2004-08-17 Paolo Bonzini <bonzini@gnu.org>
+
+ PR middle-end/17036
+ * fold-const.c (fold): Check for integer operand when
+ folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
+ Pinski <pinskia@physics.uc.edu>.
+
+2004-08-17 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
+ No need to check if in a cross configuration.
+ * configure: Regenerate.
+
+ * calls.c (precompute_register_parameters):
+ Inline preserve_subexpressions_p ().
+ * expmed.c (expand_mult_const, emit_store_flag): Likewise.
+ * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
+ Likewise.
+ * expr.c (get_subtarget): Likewise.
+ * rtl.h (preserve_subexpressions_p): Remove.
+ * stmt.c (preserve_subexpressions_p): Remove.
+
+ * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
+ TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
+ Abort on gimplified cases.
+
+2004-08-16 James E Wilson <wilson@specifixinc.com>
+
+ * tree.h (VECTOR_FLOAT_TYPE_P): New.
+ (FLOAT_TYPE_P): Use it.
+ * c-typeck.c (build_binary_op): After convert calls, check for
+ check for ERROR_MARK operands.
+
+2004-08-16 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
+ (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
+ (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
+ (genobjs static pattern rule): Remove %.c dependency.
+ ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
+ Rename rules; delete commands; fix dependencies.
+ (mostlyclean): Do not delete temporary source copies.
+ * configure.ac: Delete all references to BUILD_PREFIX and
+ BUILD_PREFIX_1.
+ * configure: Regenerate.
+
+ * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
+ Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
+ basic-block.h #ifdef GENERATOR_FILE. Surround some more code
+ with #ifndef GENERATOR_FILE so that nothing from those headers
+ is used.
+
+ * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
+
+2004-08-16 Adam Nemet <anemet@lnxw.com>
+
+ * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
+
+2004-08-16 Andrew Pinski <apinski@apple.com>
+
+ * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
+ extraneous semicolon.
+
+2004-08-16 Devang Patel <dpatel@apple.com>
+
+ * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
+ * print-tree.c (print_node): Print DECL_PRESERVE_P.
+ * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
+ (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
+ * target.h (struct gcc_target): New member, mark_decl_preserved.
+ * hooks.c (hook_void_charptr): Rename to ...
+ (hook_void_constcharptr): ... new name.
+ * hooks.h (hook_void_charptr): Rename to ..
+ (hook_void_constcharptr): ... new name.
+ * tree.h (DECL_PRESERVE_P): New #define.
+ (struct tree_decl): New member, preserve_flag.
+ * varasm.c (assemble_start_function): Mark decl preserved.
+ (assemble_variable): Same.
+ * darwin.c (darwin_mark_decl_preserved): New function.
+ * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
+ * darwin-protos.h (darwin_mark_decl_preserved): New decl.
+ * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
+
+2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (grokdeclarator): Allow for function definition where
+ innermost declarator has attributes.
+
+2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
+
+ * except.c (get_exception_filter, build_post_landing_pads,
+ dw2_build_landing_pads): Use target-specific mode for 'filter'.
+ * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
+ * target.h (eh_return_filter_mode): New field added.
+ * targhooks.c (default_eh_return_filter_mode): Defined.
+ * targhooks.h (default_eh_return_filter_mode): Declared.
+ * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
+
+2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
+ ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
+ * configure: Regenerate.
+
+2004-08-16 Stan Shebs <shebs@apple.com>
+
+ Basic support for 64-bit Darwin.
+ * config/darwin.c (macho_indirect_data_reference): Add DImode case.
+ (machopic_legitimize_pic_address): Similarly, plus use Pmode
+ instead of SImode.
+ * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
+ (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
+ (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
+ (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
+ (PROCESSOR_DEFAULT64): Define.
+ * config/rs6000/darwin.md: New file, patterns specific to 64-bit
+ Darwin.
+ * config/rs6000/rs6000.md: Include darwin.md.
+ (builtin_setjmp_receiver): Add DImode case.
+ * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
+ Darwin.
+ (TARGET_ASM_ALIGNED_DI_OP): Ditto.
+ (rs6000_emit_move): Add DImode case to Darwin bits.
+ (machopic_output_stub): Use .quad if 64-bit.
+ * invoke.texi: Document -m32 and -m64.
+
+2004-08-16 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/extend.texi (AltiVec builtins): Document additional differences
+ from the Motorola AltiVec PIM.
+
+2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
+ * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
+ (struct tree_common): Update public_flag documentation.
+
+2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
+ Check for artificial variables, not is_gimple_tmp_var.
+ * tree-ssa-live.c (var_union): Likewise.
+
+2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
+
+ * calls.c (load_register_parameters): Remove spurious FIXME token.
+
+2004-08-15 Ziemowit Laski <zlaski@apple.com>
+
+ * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
+ (c-lang.o): Depend on c-objc-common.h.
+ (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
+ c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
+ * c-lang.c: Include c-objc-common.h.
+ (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
+ LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
+ LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
+ LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
+ LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
+ LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
+ LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
+ LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
+ LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
+ LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
+ LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
+ LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
+ LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
+ LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
+ LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
+ LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
+ LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
+ LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
+ LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
+ LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
+ LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
+ LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
+ LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
+ Move to c-objc-common.h.
+ * c-objc-common.c: Include c-objc-common.h.
+ * c-objc-common.h: New file.
+
+2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/14931
+ * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
+ style.
+
+2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h (build_int_cst): New.
+ (build_int_2): Remove.
+ * tree.c (build_int_2): Remove.
+ (build_int_cst): New.
+ (make_vector_type, build_common_tree_nodes,
+ build_common_tree_nodes_2): Use build_int_cst.
+ * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
+ expand_builtin_strpbrk, expand_builtin_fputs,
+ build_string_literal, expand_builtin_printf,
+ expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
+ fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
+ fold_builtin_isdigit, simplify_builtin_strstr,
+ simplify_builtin_strpbrk, fold_builtin_fputs,
+ simplify_builtin_sprintf): Use build_int_cst.
+ * c-common.c (start_fname_decls, fix_string_type,
+ c_common_nodes_and_builtins, c_init_attributes,
+ shorten_compare): Likewise.
+ * c-decl.c (complete_array_type,
+ check_bitfield_type_and_width): Likewise.
+ * c-lex.c (interpret_integer, lex_charconst): Likewise.
+ * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
+ * c-pretty-print.c (pp_c_integer_constant): Likewise.
+ * c-typeck.c (really_start_incremental_init, push_init_level,
+ set_nonincremental_init_from_string): Likewise.
+ * calls.c (load_register_parameters): Likewise.
+ * convert.c (convert_to_pointer): Likewise.
+ * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
+ build_fn_info_type, build_ctr_info_value, build_gcov_info):
+ Likewise.
+ * except.c (init_eh, assign_filter_values, assign_filter_values):
+ Likewise.
+ * expmed.c (store_fixed_bit_field, extract_bit_field,
+ extract_fixed_bit_field, extract_split_bit_field, expand_shift,
+ expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
+ expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
+ * expr.c (convert_move, emit_group_load, emit_group_store,
+ expand_assignment, store_constructor, store_field,
+ expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
+ * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
+ invert_truthvalue, optimize_bit_field_compare,
+ decode_field_reference, all_ones_mask_p, constant_boolean_node,
+ fold_div_compare, fold, fold_read_from_constant_string,
+ fold_negate_const, fold_abs_const, fold_not_const): Likewise.
+ * function.c (assign_parm_setup_block): Likewise.
+ * stmt.c (shift_return_value, expand_end_case_type,
+ estimate_case_costs): Likewise.
+ * stor-layout.c (layout_type, initialize_sizetypes,
+ set_min_and_max_values_for_integral_type): Likewise.
+ * tree-chrec.c (chrec_fold_multiply_poly_poly,
+ reset_evolution_in_loop): Likewise.
+ * tree-chrec.h (build_polynomial_chrec): Likewise.
+ * tree-complex.c (build_replicated_const): Likewise.
+ * tree-eh.c (honor_protect_cleanup_actions,
+ lower_try_finally_onedest, lower_try_finally_copy,
+ lower_try_finally_switch): Likewise.
+ * tree-mudflap.c (mf_build_string, mx_register_decls,
+ mudflap_register_call, mudflap_enqueue_constant): Likewise.
+ * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
+ Likewise.
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
+ * tree-ssa-loop-niter.c (number_of_iterations_cond,
+ loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
+ Likewise.
+
+ * config/alpha/alpha.c (alpha_initialize_trampoline,
+ alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
+ * config/arm/arm.c (arm_get_cookie_size): Likewise.
+ * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
+ * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
+ * config/i860/i860.c (i860_va_start): Likewise.
+ * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
+ * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
+ mips_gimplify_va_arg_expr): Likewise.
+ * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
+ * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
+ add_compiler_branch_island): Likewise.
+ * config/s390/s390.c (s390_va_start): Likewise.
+ * config/sh/sh.c (sh_va_start): Likewise.
+ * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
+ Likewise.
+ * config/xtensa/xtensa.c (xtensa_va_start,
+ xtensa_gimplify_va_arg_expr): Likewise.
+
+ * objc/objc-act.c (build_objc_string_object,
+ build_objc_symtab_template, init_def_list, init_objc_symtab,
+ init_module_descriptor, generate_static_references,
+ build_selector_translation_table, get_proto_encoding,
+ build_typed_selector_reference, build_selector_reference,
+ build_next_objc_exception_stuff,
+ build_method_prototype_list_template, generate_descriptor_table,
+ generate_protocols, build_protocol_initializer,
+ build_ivar_list_template, build_method_list_template,
+ build_ivar_list_initializer, generate_ivars_list,
+ generate_dispatch_table, generate_protocol_list,
+ build_category_initializer, build_shared_structure_initializer,
+ generate_shared_structures, handle_impent,
+ generate_objc_image_info): Use build_int_cst.
+
+2004-08-15 Ben Elliston <bje@au.ibm.com>
+
+ * vec.h: Comment improvements.
+
+2004-08-14 Roger Sayle <roger@eyesopen.com>
+
+ * c-common.c (shorten_compare, pointer_int_sum,
+ c_common_truthvalue_conversion, boolean_increment): Replace calls
+ to build with calls to buildN.
+ * c-decl.c (complete_array_type, grokdeclarator): Likewise.
+ * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
+ gimplify_switch_stmt): Likewise.
+ * c-typeck.c (default_function_array_conversion,
+ build_component_ref, build_array_ref, build_function_call,
+ pointer_diff, build_unary_op, build_conditional_expr,
+ build_compound_expr, build_modify_expr, c_finish_goto_label,
+ c_finish_goto_ptr, c_finish_return, c_finish_loop,
+ c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
+ build_binary_op): Likewise.
+
+2004-08-15 Steven Bosscher <stevenb@suse.de>
+
+ * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
+
+2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
+ curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
+ * fixinc/fixincl.x: Rebuilt.
+
+2004-08-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_symbolic_constant_p)
+ (mips_atomic_symbolic_constant_p, mips_stack_address_p)
+ (mips_small_data_pattern_p): Declare.
+ * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
+ (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
+ * config/mips/mips.c (mips_symbolic_constant_p): Make global.
+ (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
+ (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
+ (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
+ (reg_or_const_float_1_operand, hilo_operand, extend_operator)
+ (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
+ (pc_or_label_operand, call_insn_operand, move_operand)
+ (consttable_operand, symbolic_operand, general_symbolic_operand)
+ (global_got_operand, local_got_operand, stack_operand)
+ (fp_register_operand, lo_operand, fcc_register_operand): Delete.
+ (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
+ (mips_small_data_pattern_p): Replace previous small_data_pattern
+ predicate. Turn into a bool () (rtx) function.
+ * config/mips/predicates.md: New file.
+ * config/mips/mips.md: Include it. Use the target-independent
+ comparison_operator instead of cmp_op. Rename trap_cmp_op to
+ trap_comparison_operator and equality_op to equality_operator.
+ Replace uses of small_int with the equivalent const_arith_operand.
+ Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
+ const_float_1_operand to const_1_operand. Rename fcc_register_operand
+ to fcc_reload_operand.
+ * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
+
+2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR libstdc++/17005 partial fix.
+ * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
+ except when generating ANSI/C89 code.
+
+2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-common.c (shorten_compare): Use force_fit_type directly.
+
+2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
+ Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
+ Dave Korn <dk@artimi.com>
+
+ * doc/install.texi (Building): Avoid duplicate reference to GNU
+ make requirement.
+ (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
+
+2004-08-14 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
+ * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
+
+2004-08-13 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
+ for constant_call_address_operand.
+ (call_value_pop_1, call_value_1): Likewise.
+ (sibcall_value_1, call_value_1_rex64): Likewise.
+
+2004-08-13 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
+ Correct mode from SFmode to DFmode.
+
+2004-08-13 Ziemowit Laski <zlaski@apple.com>
+
+ * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
+ __cstring_object and __image_info sections with the no_dead_strip
+ attribute.
+
+2004-08-13 Roger Sayle <roger@eyesopen.com>
+ David Billinghurst <David.Billinghurst@riotinto.com>
+
+ PR libgfortran/15930
+ * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/internal/math_core.h: New file.
+
+2004-08-13 Richard Henderson <rth@redhat.com>
+
+ * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
+ (dbxout_function_end): Remove ifdefs for it.
+ (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
+
+2004-08-13 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (insn-preds.o): Depend on TREE_H.
+ * genpreds.c (write_insn_preds_c): Include tree.h.
+ * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
+ reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
+ const48_operand, and_operand, or_operand, mode_width_operand,
+ mode_mask_operand, mul8_operand, const0_operand,
+ hard_fp_register_operand, hard_int_register_operand,
+ reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
+ samegp_function_operand, direct_call_operand, small_symbolic_operand,
+ global_symbolic_operand, call_operand, symbolic_operand,
+ dtp16_symbolic_operand, dtp32_symbolic_operand,
+ gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
+ gottp_symbolic_operand, alpha_comparison_operator,
+ alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
+ signed_comparison_operator, alpha_fp_comparison_operator,
+ divmod_operator, fix_operator, aligned_memory_operand,
+ unaligned_memory_operand, reg_or_unaligned_mem_operand,
+ any_memory_operand, reg_not_elim_operand, normal_memory_operand,
+ reg_no_subreg_operand, addition_operation): Move to predicates.md.
+ (reg_or_const_int_operand): Remove. Replace all users with
+ reg_or_cint_operand.
+ (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
+ (resolve_reload_operand): Split out of aligned_memory_operand.
+ * config/alpha/alpha-protos.h: Update for exports.
+ * config/alpha/alpha.h (PREDICATE_CODES): Remove.
+ * config/alpha/alpha.md: Include predicates.md.
+ * config/alpha/predicates.md: New file.
+
+2004-08-13 Richard Sandiford <rsandifo@redhat.com>
+
+ * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
+ fields with a pointer to the instruction definition.
+ (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
+ (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
+ (write_attr_case, write_const_num_delay_slots): Update accordingly.
+ (write_attr_case, write_const_num_delay_slots): Write the name of
+ an insn next to its case statement.
+ * genoutput.c (data): Add a filename field.
+ (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
+ (output_insn_data): Print the location of each insn definition.
+ * genrecog.c (write_action): Print the name of an insn above
+ the statement that returns its code.
+
+2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
+ * config/libgloss.h: Likewise.
+ * config/arm/arm.c (arm_gen_load_multiple): Likewise.
+ * c4x/c4x-modes.def: Likewise.
+ * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
+ (c4x_rptb_nop_p): Likewise.
+ (c4x_rptb_valid_p): Likewise.
+ (c4x_rptb_insert): Likewise.
+ (c4x_address_conflict): Likewise.
+ * config/c4x/c4x.md: Likewise.
+ * config/frv/frv.md: Likewise.
+ * config/i386/athlon.md: Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/i386/predicates.md: Likewise.
+ * config/ia64/ia64.c: Likewise.
+ * config/ia64/itanium1.md: Likewise.
+ * config/ia64/itanium2.md: Likewise.
+ * config/iq2000/iq2000.md: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/mips/mips.c: Likewise.
+ * config/mips/r3900.h: Likewise.
+ * config/mips/sb1.md: Likewise.
+ * config/pa/milli64.S: Likewise.
+ * config/pa/pa.c: Likewise.
+ * config/pa/pa.h: Likewise.
+ * config/rs6000/8540.md: Likewise.
+
+2004-08-13 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
+
+2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (cbranch define_delay) Use cond_delay_slot for
+ non-anulled condition too.
+
+2004-08-12 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Add
+ any_parallel_operand, lmw_operation, stmw_operation,
+ mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
+ * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
+ any_parallel_operand.
+ (return_and_restore_fpregs_{si,di}): Same.
+
+2004-08-12 Zack Weinberg <zack@codesourcery.com>
+
+ * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
+ if pred->singleton != PARALLEL, issue a warning and pretend it was.
+ Also issue a warning for any predicate we don't know about.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (internal_label_prefix): Export.
+ (internal_label_prefix_len, struct ix86_address,
+ ix86_decompose_address, maybe_get_pool_constant,
+ ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
+ memory_address_length): Export.
+ (any_fp_register_operand, fp_register_operand,
+ register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
+ x86_64_general_operand, x86_64_szext_general_operand,
+ x86_64_nonmemory_operand, x86_64_movabs_operand,
+ x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
+ x86_64_zext_immediate_operand, const_int_1_31_operand,
+ symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
+ tls_symbolic_operand, global_dynamic_symbolic_operand,
+ local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
+ local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
+ constant_call_address_operand, const0_operand, const1_operand,
+ const248_operand, const_0_to_3_operand, const_0_to_7_operand,
+ const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
+ shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
+ general_no_elim_operand, nonmemory_no_elim_operand,
+ index_register_operand, q_regs_operand, flags_reg_operand,
+ non_q_regs_operand, zero_extended_scalar_load_operand,
+ vector_move_operand, no_seg_address_operand, sse_comparison_operator,
+ ix86_comparison_operator, ix86_carry_flag_operator,
+ fcmov_comparison_operator, promotable_binary_operator,
+ cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
+ mult_operator, div_operator, arith_or_logical_operator,
+ memory_displacement_operand, cmpsi_operand, long_memory_operand,
+ aligned_operand): Move to predicates.md as define_predicates.
+ (tls_symbolic_operand_1): Remove.
+ (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
+ (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
+ (legitimize_address): Merge tls_symbolic_operand contents.
+ (ix86_expand_move): Likewise.
+ * config/i386/i386-protos.h: Update for exports.
+ * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
+ (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
+ * config/i386/i386.md: Include predicates.md.
+ * config/i386/predicates.md: New file.
+
+2004-08-13 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/16924
+ * config/i386/winnt.c (i386_pe_mark_dllexport): Set
+ SYMBOL_REF_DECL.
+ (i386_pe_mark_dllimport): Likewise.
+ (i386_pe_encode_section_info): Likewise, when overriding
+ dllimport attribute.
+
+2004-08-12 Geoffrey Keating <geoffk@apple.com>
+
+ * configure.ac: When testing for flex, nm, ar, and bison, check
+ that they will actually be built.
+ * configure: Regenerate.
+
+2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
+ (MOVE_MAX_PIECES): Define.
+
+2004-08-12 Devang patel <dpatel@apple.com>
+
+ * dbxout.c (dbxout_begin_prologue): New function.
+ (dbx_debug_hooks): Use new begin prologue hook.
+ (dbxout_function_end): Emit N_ENSYM.
+ * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
+
+2004-08-12 Janis Johnson <janis187@us.ibm.com>
+
+ * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
+ argument is float*.
+
+ * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
+ for vec_dss.
+
+ * doc/extend.texi (AltiVec builtins): Fix description for recent
+ changes. Update operation list to match current support.
+
+2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (struct s390_frame_layout): New struct as element
+ of struct machine_function.
+ (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
+ changed all uses.
+ (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
+ changed all uses.
+ (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
+ (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
+ (s390_frame_area, s390_register_info): New functions.
+ (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
+ for base register.
+ (s390_return_addr_rtx, s390_return_address_offset)
+ (s390_va_start, s390_gimplify_va_arg)
+ (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
+ layouts.
+ (s390_frame_info): Functionality partly moved to s390_register_info.
+ Made adaptions for new stack layout.
+ (save_gprs, restore_gprs): Changed meaning of second parameter and
+ adapted all callers.
+
+ * config/s390/s390.h (s390_backchain_string): New global variable.
+ (MASK_BACKCHAIN): Removed definition.
+ (TARGET_BACKCHAIN): Changed check.
+ (TARGET_KERNEL_BACKCHAIN): New macro.
+ (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
+ (TARGET_OPTIONS): Added "backchain", "no-backchain" and
+ "kernel-backchain".
+ (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
+
+ * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
+ as condition. Adjusted for new stack layout.
+
+ * doc/invoke.texi: Added documentation for new option
+ "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
+ "-mno-backchain".
+
+2004-08-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
+ (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
+
+2004-08-12 David Daney <ddaney@avtrex.com>
+
+ * java/gcj.texi: Add subsection on signal usage.
+
+2004-08-12 David Edelsohn <edelsohn@gnu.org>
+
+ * expr.c (move_by_pieces): Set alignment for move to minimum of
+ MOVE_MAX_PIECES mode alignment and the largest non-slow mode
+ alignment, but not less than the original alignment.
+ (move_by_pieces_ninsns): Same.
+ (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
+ (store_by_pieces_1): Same.
+
+2004-08-12 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/16867
+ * tree.c (is_global_var): New function.
+ (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
+ Call is_global_var.
+ * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
+ Update all users.
+ (is_global_var): Declare.
+ * tree-dfa.c (dump_variable): Display global and addressable
+ attributes.
+ (add_referenced_var): Clarify documentation when marking
+ variables call-clobbered.
+ * tree-flow-inline.h (is_call_clobbered): Call is_global_var
+ instead of needs_to_live_in_memory.
+ (mark_call_clobbered): If the variable is a tag, mark it
+ DECL_EXTERNAL.
+ * tree-gimple.c (is_gimple_reg): Don't check for
+ TREE_ADDRESSABLE.
+ (is_gimple_non_addressable): Likewise.
+ * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
+ needs to be marked call-clobbered.
+ (setup_pointers_and_addressables): Call is_global_var instead
+ of needs_to_live_in_memory.
+ * tree-ssa-dce.c (need_to_preserve_store): Remove.
+ Update all users with is_global_var.
+ (mark_stmt_if_obviously_necessary): Fix processing of aliased
+ stores. Don't check the virtual definitions. Rather, check
+ whether the store is going into global memory.
+ (find_obviously_necessary_stmts): Get the symbol from the PHI
+ result.
+ * tree-ssa-operands.c (get_call_expr_operands): Do not add
+ clobbering may-defs if the call does not have side effects.
+
+2004-08-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/16276
+ * output.h (default_function_rodata_section,
+ default_no_function_rodata_section): New prototypes.
+ * target.h (struct gcc_target): Add asm_out.function_rodata_section.
+ * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
+ (TARGET_ASM_OUT): Add it.
+ * varasm.c (default_function_rodata_section,
+ default_no_function_rodata_section): New functions.
+ * final.c (final_scan_insn): Call
+ targetm.asm_out.function_rodata_section instead of
+ readonly_data_section.
+ * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
+ * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
+ Likewise.
+ * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
+ Likewise.
+ * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
+ Likewise.
+ * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
+
+2004-08-12 Paul Brook <paul@codesourcery.com>
+
+ * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
+ frame info.
+ * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
+ DWARF2_UNWIND_INFO.
+
+2004-08-12 Ben Elliston <bje@au.ibm.com>
+
+ PR target/16286
+ * config/rs6000/altivec.h: Change vector to __vector throughout.
+ (Except for the `vector' macro itself).
+
+2004-08-12 Zack Weinberg <zack@codesourcery.com>
+
+ * genpreds.c: Add capability to generate predicate bodies as
+ well as function prototypes. Write function prototypes for
+ the generic predicates too.
+ (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
+ (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
+ (write_match_code, write_predicate_expr, write_one_predicate_function)
+ (parse_option): New functions.
+ (output_predicate_decls): Delete.
+ (main): Read the machine description, process DEFINE_PREDICATE or
+ DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
+ as appropriate.
+
+ * genrecog.c (struct decision_test): Replace index with
+ struct pred_data pointer.
+ (next_index): Remove, unused.
+ (pred_table, preds, special_mode_pred_table): Delete.
+ (compute_predicate_codes, process_define_predicate): New functions.
+ (validate_pattern, add_to_sequence, write_switch): Update for
+ new data structures.
+ (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
+ Check both error_count and have_error.
+
+ * gensupport.c (in_fname, first_predicate): New globals.
+ (define_pred_queue, define_pred_tail): New RTL-pattern queue.
+ (predicate_table, last_predicate, old_pred_table)
+ (old_special_pred_table): New statics.
+ (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
+ (add_predicate, init_predicate_table): New functions.
+ (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
+ (init_md_reader_args_cb): Use the global in_fname. No need to zero
+ it or max_include_len. Call init_predicate_table.
+ (read_rtx): Run the predicate queue after the attribute queue
+ but before all the others.
+ * gensupport.h (in_fname, struct pred_data, first_predicate)
+ (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
+ * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
+ (DEFINE_SPECIAL_PREDICATE): New RTL codes.
+ * dummy-conditions.c: Don't include bconfig.h, system.h,
+ coretypes.h, tm.h, or system.h. Do include stddef.h.
+ Duplicate declaration of struct c_test from gensupport.h.
+
+ * Makefile.in (OBJS-common): Add insn-preds.o.
+ (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
+ (insn-preds.c, insn-preds.o): New rules.
+ (s-preds): Also generate insn-preds.c.
+ (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
+ Update dependencies.
+ (print-rtl.o, print-rtl1.o): Correct dependencies.
+
+ * recog.h: Delete prototypes of predicate functions.
+
+ * doc/md.texi (Predicates): New section with complete
+ documentation of operand/operator predicates. Remove some
+ incomplete documentation of predicates from other places.
+ * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
+ PREDICATE_CODES; indicate that both are deprecated in favor
+ of define_predicate/define_special_predicate.
+
+ * config/ia64/ia64.c: All predicate function definitions moved
+ to ia64.md, except
+ (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
+ (ia64_expand_load_address, ia64_expand_move):
+ Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
+
+ * config/ia64/ia64.md: All predicates now defined here.
+ (symbolic_operand): Is now a special predicate.
+
+ * config/ia64/ia64.h: Declare ia64_section_threshold.
+ (PREDICATE_CODES): Delete.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
+ * c-semantics.c (add_stmt): Set it.
+ * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
+ before instantiating a variable sized type.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (round_up, round_down): Move ...
+ * fold-const.c (round_up, round_down): ... here. Use
+ multiple_of_p to avoid any arithmetic at all.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
+ (gimplify_init_ctor_preeval_1): New.
+ (gimplify_init_ctor_preeval): New.
+ (gimplify_init_ctor_eval): New.
+ (gimplify_init_constructor): Use them. Always gimplify the LHS
+ object first.
+
+2004-08-12 Ziemowit Laski <zlaski@apple.com>
+
+ (This patch is part of merge of objc-improvements-branch
+ into mainline.)
+
+ * doc/frontends.texi: Mention Objective-C++ in addition to
+ Objective-C.
+ * doc/install.texi: Add 'obj-c++' to list of configurable
+ languages.
+ * doc/invoke.texi: Rename Objective-C option headings to
+ indicate they also apply to Objective-C++. List file
+ extensions for Objective-C++ sources. Mention that
+ ObjC and ObjC++ compilations may also use C and C++ options,
+ respectively. Point users to doc/standards.texi for
+ further info on ObjC and ObjC++.
+ * doc/sourcebuild.texi: Mention the objcp/ directory and
+ the Objective-C++ sources it contains.
+ * doc/standards.texi: Update link to Apple ObjC site;
+ add link to gcc readings.html WWW doc.
+
+2004-08-12 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
+ and 2004-07-14 changes.
+
+2004-08-12 Paul Brook <paul@codesourcery.com>
+
+ * doc/invoke.texi: Fix typo.
+
+2004-08-11 Devang Patel <dpatel@apple.com>
+
+ * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
+ and -no_dead_strip_inits_and_terms.
+ (LINK_SPEC): Same.
+ * doc/invoke.texi (Darwin Options): Document -dead_strip and
+ -no_dead_strip_inits_and_terms.
+
+2004-08-11 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
+ (arm_load_pic_register): ... to this.
+ * config/arm/arm.c (arm_finalize_pic): Rename ...
+ (arm_load_pic_register): ... to this. Always output insns at the
+ current location. Load via low reg in thumb mode.
+ (arm_expand_prologue): Call arm_load_pic_register.
+ (thumb_expand_prologue): Ditto.
+ * config/arm/arm.h (FINALIZE_PIC): Remove.
+ * config/arm/arm.md (builtin_setjmp_receiver): Call
+ arm_load_pic_register.
+
+2004-08-11 Paul Brook <paul@codesourcery.com>
+
+ * arm.c (thumb_force_lr_save): Add prototype.
+ (thumb_compute_save_reg_mask): New function.
+ (thumb_find_work_register): New function.
+ (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
+ (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
+ Don't clobber r3 when removing pretend args.
+ (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
+ (thumb_output_function_prologue): Use new functions.
+ (thumb_set_return_address): Use thumb_compute_save_reg_mask.
+ * arm.h (THUMB_REG_PUSHED_P): Remove.
+
+2004-08-11 James E Wilson <wilson@specifixinc.com>
+
+ PR rtl-optimization/16490
+ * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
+ global_live_at_end for new basic block if already set for other blocks.
+
+2004-08-11 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
+
+ * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
+ (mfcr rlwinm rlwinm patterns): Set length to 12.
+
+2004-08-11 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
+ get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
+ (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
+ (start_ssa_stmt_operands): Delete.
+ * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
+ struct stmt_operands_d.
+ (build_ssa_operands): New extern entry point.
+ * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
+ building code, replace with create_ssa_artficial_load_stmt().
+ * tree-ssa-operands.c (struct voperands_d): Delete.
+ (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
+ (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
+ (free_uses, free_defs, free_vuses, free_v_may_defs,
+ free_v_must_defs): Remove dealloc parameter.
+ (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
+ (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
+ finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
+ vector comparisons, ssa_name reuse, and allocations here.
+ (verify_start_operands): Delete.
+ (finalize_ssa_stmt_operands): Set new operands by calling finalize
+ routines.
+ (start_ssa_stmt_operands): Move from tree-flow-inline.h.
+ (append_def, append_usei): Simplify to simple accumulation.
+ (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
+ duplicates and simple accumulation.
+ (free_ssa_operands): Free vectors in a stmt_operand structure.
+ (build_ssa_operands): New. Create a new stmt_operand structure from
+ a stmt and an old set of stmt_operands.
+ (get_stmt_operands): Simplify and call build_ssa_operands.
+ (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
+ get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
+ add_call_read_ops): Don't pass prev_vops around anymore.
+ (note_addressable): Return if no stmt annotation.
+ (copy_virtual_operands): Access v_may_def operands through a struct.
+ (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
+ hash tables without treating the stmt as a real stmt.
+ * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
+ v_may_def def and use through a struct instead of 2 array elements.
+ (struct v_may_def_optype_d): Use v_may_def_operand_type.
+ (struct stmt_operands_d): New. Struct for storing all operand vectors.
+
+2004-08-11 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.c (arm_is_longcall_p): Update comment describing
+ this funciton's behaviour. Return true when the current function
+ has a section attribute and -mlong-calls is in effect.
+ * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
+ short-call marker when -mlong-calls is in effect and the function
+ has a section attribute.
+
+2004-08-10 Zack Weinberg <zack@codesourcery.com>
+
+ * stmt.c (expand_return): If asked to return the RESULT_DECL,
+ just call expand_value_return on result_rtl.
+
+2004-08-10 Richard Henderson <rth@redhat.com>
+
+ * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
+ * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
+ * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
+ (add_location_or_const_value_attribute): ... not here. Use
+ loc_descriptor_from_tree if possible.
+ (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
+ Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
+ values specially.
+ (loc_descriptor_from_tree): New. Update callers.
+ * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
+ * gimplify.c (gimplify_decl_expr): Lower variable sized types to
+ pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
+ (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
+ and BUILT_IN_STACK_RESTORE.
+ (gimplify_expr): Lower DECL_VALUE_EXPR decls.
+ * stmt.c (expand_stack_alloc): Remove.
+ * tree-mudflap.c (mx_register_decls): Don't look for
+ BUILT_IN_STACK_ALLOC.
+ * tree-nested.c (convert_local_reference): Likewise.
+ * tree.h (DECL_VALUE_EXPR): New.
+
+2004-08-10 Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (round_up): Check for 0/1 before dividing.
+ (round_down): Likewise.
+
+ * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
+
+2004-08-09 Mark Mitchell <mark@codesourcery.com>
+
+ * config.gcc (arm*-*-eabi*): New target.
+ * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
+ (TARGET_LIB_INT_CMP_BIASED): Likewise.
+ * expmed.c (expand_divmod): Try a two-valued divmod function as a
+ last resort.
+ * gthr.h: Remove bogus tokens at end of #pragma.
+ * optabs.c (expand_twoval_binop_libfunc): New function.
+ (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
+ (prepare_float_lib_cmp): Try reversing the condition.
+ (debug_optab_libfuncs): New function.
+ * optabs.h (expand_twoval_binop_libfunc): Declare.
+ * config/arm/arm.c (arm_init_libfuncs): New function.
+ (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
+ (TARGET_INIT_LIBFUNCS): Define it.
+ * config/arm/arm.h (TARGET_BPABI): New macro.
+ * config/arm/arm-protos.h
+ (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
+ * config/arm/bpabi.S: New file.
+ * config/arm/bpabi.c: Likewise.
+ * config/arm/bpabi.h: Likewise.
+ * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
+ (__aeabi_drsub): Likewise.
+ (__aeabi_dsub): Likewise.
+ (__aeabi_dadd): Likewise.
+ (__aeabi_ui2d): Likewise.
+ (__aeabi_i2d): Likewise.
+ (__aeabi_f2d): Likewise.
+ (__aeabi_dmul): Likewise.
+ (__aeabi_ddiv): Likewise.
+ (__aeabi_cdrcmple): Likewise.
+ (__aeabi_cdcmpeq): Likewise.
+ (__aeabi_cdcmple): Likewise.
+ (__aeabi_dcmpeq): Likewise.
+ (__aeabi_dcmplt): Likewise.
+ (__aeabi_dcmple): Likewise.
+ (__aeabi_dcmpge): Likewise.
+ (__aeabi_dcmpgt): Likewise.
+ (__aeabi_dcmpun): Likewise.
+ (__aeabi_d2iz): Likewise.
+ (__aeabi_d2uiz): Likewise.
+ (__aeabi_d2f): Likewise.
+ * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
+ (__aeabi_frsub): Likewise.
+ (__aeabi_fsub): Likewise.
+ (__aeabi_fadd): Likewise.
+ (__aeabi_ui2f): Likewise.
+ (__aeabi_i2f): Likewise.
+ (__aeabi_fmul): Likewise.
+ (__aeabi_fdiv): Likewise.
+ (__aeabi_cfrcmple): Likewise.
+ (__aeabi_cfcmpeq): Likewise.
+ (__aeabi_cfcmple): Likewise.
+ (__aeabi_fcmpeq): Likewise.
+ (__aeabi_fcmplt): Likewise.
+ (__aeabi_fcmple): Likewise.
+ (__aeabi_fcmpge): Likewise.
+ (__aeabi_fcmpgt): Likewise.
+ (__aeabi_fcmpun): Likewise.
+ (__aeabi_f2iz): Likewise.
+ (__aeabi_f2uiz): Likewise.
+ * config/arm/lib1funcs.asm (ARM_CALL): New macro.
+ (__aeabi_uidivmod): New function or alias.
+ (__aeabi_idivmod): Likewise.
+ (__aeabi_idiv0): Likewise.
+ (__aeabi_ldiv0): Likewise.
+ (__aeabi_llsr): Likewise.
+ (__aeabi_lasr): Likewise.
+ (__aeabi_llsl): Likewise.
+ (bpabi.S): Include it.
+ * config/arm/libgcc-bpabi.ver: New file.
+ * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
+ (LINK_SPEC): Remove.
+ * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
+ __aeabi_ulcmp.
+ * config/arm/t-bpabi: New file.
+ * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
+ (TARGET_LIB_INT_CMP_BIASED): Likewise.
+
+2004-08-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
+ * config/rs6000/rs6000.md (clrmemsi): New pattern.
+ * config/rs6000/rs6000.c (expand_block_clear): New function.
+ (expand_block_move): Convert alignment to bits. Use SImode and
+ HImode for unaligned addresses if not STRICT_ALIGNMENT.
+
+2004-08-10 Caroline Tice <ctice@apple.com>
+
+ * varasm.c (unlikely_section_label): New global variable.
+ (unlikely_text_section_name): New global variable.
+ (text_section): Remove alignment statement.
+ (unlikely_text_section): Remove alignment statement; use
+ unlikely_section_label rather than hard-coded string.
+ (assemble_start_function): Initialize unlikely_section_label and
+ unlikely_text_section_name; make sure cold section is properly
+ aligned at start of function; output unlikely_section_label if
+ appropriate.
+
+2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
+ * config/s390/s390.c (s390_canonicalize_comparison): New function.
+ * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
+ * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
+ "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
+ ("*tmqi_mem"): Remove SUBREG from pattern.
+ ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
+ ("*andsi3_cconly"): Likewise.
+
+2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/16909
+ * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
+
+2004-08-10 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (compat testing): Document available test
+ framework commands. Use the preferred spelling of DejaGnu.
+
+2004-08-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda.h: Add matrix type, and prototypes for remainder of
+ matrix and vector functions.
+ (lambda_vector_mult_const): New function.
+ (lambda_vector_negate): Ditto.
+ (lambda_vector_add): Ditto.
+ (lambda_vector_add_mc): Ditto.
+ (lambda_vector_copy): Ditto.
+ (lambda_vector_zerop): Ditto.
+ (lambda_vector_equal): Ditto.
+ (lambda_vector_min_nz): Ditto.
+ (lambda_vector_first_nz): Ditto.
+ (lambda_vector_matrix_mult): Ditto.
+ * lambda-mat.c: New file.
+ * Makefile.in (lambda-mat.o): New.
+
+2004-08-10 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
+ after linking stmt into the program.
+ (bsi_remove): Don't call modify_stmt.
+ * tree-complex.c (update_complex_assignment,
+ expand_complex_comparison): Call modify_stmt after changing the stmt.
+ * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
+ removing the stmt.
+ * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
+ the stmt, and only if needed.
+ * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
+ expression.
+ (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
+ (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
+ (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
+ (eliminate_redundant_computations): Don't pass an annotation. Call
+ modify_stmt rather than setting the annotation directly.
+ (record_equivalences_from_stmt): Remove unused local 'j'.
+ (cprop_operand): Take a stmt rather than an annotation as a parameter.
+ Call modify_stmt.
+ (cprop_into_stmt): Pass stmt rather than annotation.
+ (update_rhs_and_lookup_avail_expr): Call modify_stmt.
+ * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
+ modify_stmt.
+ * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
+
+2004-08-10 Jason Merrill <jason@redhat.com>
+
+ PR middle-end/16948
+ * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
+ the RESULT_DECL.
+
+2004-08-10 Geoffrey Keating <geoffk@apple.com>
+
+ * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
+ hash function.
+
+2004-08-10 Roger Sayle <roger@eyesopen.com>
+
+ * config/mips/mips.md: New reciprocal square root patterns that
+ match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
+
+2004-08-10 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_set_return_address,
+ thumb_set_return_address): Add prototypes.
+ * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
+ * config/arm/arm.c (arm_compute_func_type,
+ use_return_insn, arm_compute_save_reg0_reg12_mask,
+ arm_compute_save_reg_mask, arm_output_function_prologue,
+ arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
+ current_function_calls_eh_return.
+ (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
+ old eh code.
+ (arm_set_return_address, thumb_set_return_address): New functions.
+ * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
+ ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
+ * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
+ (epilogue): Use the stackadj register.
+ (eh_return, arm_eh_return, thumb_eh_return): New pattern.
+
+2004-08-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/3144
+ * expr.c (move_by_pieces_ninsns): Add max_size argument.
+ (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
+ (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
+ (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
+ but using MOVE_RATIO.
+ (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
+ (can_store_by_pieces): Change max_size type to unsigned int.
+ (store_by_pieces_1): Likewise. Pass max_size to
+ move_by_pieces_ninsns.
+ * config/s390/s390.h (STORE_BY_PIECES_P): Define.
+ * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
+ to move_by_pieces_ninsns.
+ (STORE_BY_PIECES_P): Define.
+ * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
+ to move_by_pieces_ninsns.
+ * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
+
+ * config/i386/i386.h (CLEAR_RATIO): Define.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1): Add back code that was not dead.
+
+2004-08-09 Andrew Pinski <apinski@apple.com>
+
+ * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
+ which is found to be compatible before returning the aliasing set.
+
+2004-08-09 Daniel Jacobowitz <dan@debian.org>
+
+ * ggc-zone.c (struct alloc_zone): Add statistics counters.
+ (always_collect): New flag.
+ (ggc_alloc_zone_1): Update statistics support. Don't include
+ overhead in allocated counter.
+ (sweep_pages): Update allocated counter for large pages. Don'y
+ include overhead.
+ (ggc_collect_1): Always collect.
+ (ggc_collect): Honor always_collect flag. Sum all zones to decide
+ whether to collect.
+ (SCALE, LABEL): New macros.
+ (ggc_print_statistics): Add statistics support.
+
+2004-08-09 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
+ (init_expmed): Fix potential overrun problem with "all.reg".
+ (expand_sdiv2_pow2): Add an alternate implementation for signed
+ division, if the target provides a suitable conditional move insn.
+
+2004-08-09 Paul Brook <paul@codesourcery.com>
+ Richard Henderson <rth@redhat.com>
+
+ * unwind-dw2.c (uw_install_context_1): Update target saved stack
+ pointer.
+
+2004-08-09 Geoffrey Keating <geoffk@apple.com>
+
+ * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
+ Check DATA limit only if there's no AS limit. Ignore insanely
+ low DATA limits.
+ (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
+ but take care that the AS limit isn't overrun.
+ * doc/invoke.texi: Update documentation of min-heapsize parameter.
+
+2004-08-09 Jeff Law <law@redhat.com>
+
+ * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
+ (tree-ssa-threadupdate.o): Add dependencies.
+ * tree-ssa-threadupdate.c: New file.
+ * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
+ (rewrite_vars_out_of_ssa): Remove prototype.
+ (cleanup_tree_cfg): Returns a bool.
+ * tree.h (thread_through_all_blocks): Prototype.
+ * tree-outof-ssa.c (SSANORM_*): Move into here.
+ (remove_ssa_form): Now static.
+ (rewrite_vars_out_of_ssa): Kill.
+ * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
+ * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
+ (remove_ssa_form, register_partitions_for_vars): Kill declarations.
+ * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
+ anything was changed.
+ * tree-phinodes.c (add_phi_arg): Get the block for the PHI
+ from the PHI's annotation rather than the edge associated with
+ the new argument.
+ * tree-ssa-dom.c (redirection_edges): Kill.
+ (redirect_edges_and_update_ssa_graph): Kill.
+ (tree_ssa_dominator_optimize): Do not reset forwardable flag
+ for blocks anymore. Do not initialize redirection_edges.
+ Call thread_through_all_blocks. Simplify code for cleanup
+ of the CFG and iterating. No longer call cleanup_tree_cfg
+ outside the iteration loop.
+ (thread_across_edge): No longer mess with forwardable blocks.
+
+2004-08-09 Zack Weinberg <zack@codesourcery.com>
+
+ * explow.c (memory_address): Use memory_address_p.
+ * recog.c (general_operand): Likewise.
+ * regrename.c: No need to define REG_OK_STRICT.
+
+2004-08-09 Steven Bosscher <stevenb@suse.de>
+
+ * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
+ New timers.
+ * gcse.c: Include timevar.h.
+ (const_prop_count, copy_prop_count): Rename to global_const_prop_count
+ and global_copy_prop_count.
+ (local_const_prop_count, local_copy_prop_count): New static globals.
+ (gcse_main): Set the right timevar for each pass.
+ (cprop_jump): Increment global_const_prop_count when a constant is
+ propagated. Add "GLOBAL" to dump output.
+ (cprop_insn): Increment global_const_prop_count when a constant is
+ propagated, or global_copy_prop_count when a copy is propagated.
+ (do_local_cprop): Likewise for local_const_prop_count and
+ local_copy_prop_count.
+ (one_cprop_pass): Initialize const/cprop counters to zero.
+ Print out results of local and global const/cprop separately.
+ (bypass_block): Break over-length line.
+ * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
+ for bb-reorder.o and tracer.o.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.in (GTFILES): Remove stmt.c
+ (stmt.o): Do not depend on gt-stmt.h.
+ * emit-rtl.c (emit_line_note): Do not call
+ set_file_and_line_for_stmt.
+ * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
+ do everything.
+ * function.c (free_after_parsing): Do not free STMT field.
+ (allocate_struct_function): Do not call init_stmt_for_function.
+ (assign_stack_temp_for_type): Do not accept values of keep
+ other than 0 or 1.
+ (init_temp_slots): Do not initialize removed variables.
+ * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
+ and X_VAR_TEMP_SLOT_LEVEL fields.
+ * rtl.h (set_file_and_line_for_stmt): Remove.
+ * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
+ struct stmt_status, cond_stack, case_stack, nesting_stack,
+ nesting_depth, emit_locus, set_file_and_line_for_stmt,
+ same_case_target_p, init_stmt_for_function, emit_nop,
+ expand_start_cond, expand_start_elseif, expand_start_else,
+ expand_elseif, expand_end_cond): Remove.
+ (preserve_subexpressions_p): Remove references to CFUN->STMT.
+ (expand_start_case, expand_end_case_type): Remove, merge into...
+ (expand_case): ... this one, including other bits from
+ expand_expr_real_1. Inline same_case_target_p. Turn members
+ of CASE_STACK into local variables.
+ (emit_case_bit_tests): Inline same_case_target_p.
+ (add_case_node): Add HEAD argument, return new head of the list,
+ do not handle default label here.
+ * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
+ expand_start_elseif, current_nesting_level, expand_start_case,
+ expand_end_case_type, expand_end_case, add_case_node,
+ init_stmt_for_function, expand_elseif): Remove prototypes.
+ (expand_case): Add prototype.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1): Use optab_for_tree_code.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (var_rtx): Remove.
+ (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
+ LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
+ TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
+ Abort.
+ (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
+ * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
+ * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
+
+2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
+ Ayal Zaks <zaks@il.ibm.com>
+
+ * common.opt (freschedule-modulo-scheduled-loops): New flag.
+ * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
+ * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
+ when -freschedule-modulo-scheduled-loops flag is not specified.
+ (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
+ add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
+ More accurate placing of insn in row of partial schedule.
+ (ps_insn_find_column): New function.
+ * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
+ * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
+ (schedule_region): Use sched_is_disabled_for_current_region_p.
+ * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
+
+2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_clrmem): Revert the last
+ change.
+
+2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_clrmem): Properly call
+ gen_strset for 64bit target.
+
+2004-08-07 Olivier Hainque <hainque@act-europe.fr>
+
+ * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
+
+2004-08-07 Jason Merrill <jason@redhat.com>
+
+ Make return in memory explicit.
+ * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
+ (assign_parm_find_data_types): Remove code for old front end
+ invisible reference handling.
+ (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
+ (expand_function_end): Likewise.
+ * gimplify.c (gimplify_return_expr): Handle a dereferenced
+ RESULT_DECL.
+ * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
+ (declare_return_variable): Handle DECL_BY_REFERENCE.
+ * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
+ (cp_genericize_r): Use convert_from_reference.
+ Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
+ (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
+
+ * c-common.c (c_warn_unused_result): Check TREE_USED before
+ warning about a CALL_EXPR with an unused value.
+
+2004-08-06 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
+ to the compiler. Use -fshort-wchar by default.
+
+2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
+
+ * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
+ * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
+ threshhold.
+ * doc/invoke.texi (param): Document min-crossjump-insns.
+
+2004-08-06 Richard Sandiford <rsandifo@redhat.com>
+
+ PR c/13282
+ * c.opt (Wmissing-field-initializers): New option.
+ * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
+ * c-typeck.c (pop_init_level): Guard the missing field warning with
+ warn_missing_field_initializers rather than extra_warnings.
+ * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
+ some of the explanation from...
+ (-Wextra): ...here. Say that the missing field warning can be
+ seperately controlled by -Wmissing-field-initializers.
+
+2004-08-06 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
+ * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
+ * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
+ * tree.def (ENTRY_VALUE_EXPR): Remove.
+
+2004-08-06 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
+ the places where it is actually needed. Don't use repz; stosb
+ for -Os with sufficiently small constant sizes.
+ For sufficiently small repz; stos{l,q} repeat counts use a sequence
+ of stos{l,q} instructions instead.
+
+2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/16807
+ * loop-iv.c (dump_iv_info): Dump invariants correctly.
+ (iv_subreg, iv_extend): Express value of invariant purely in
+ base field.
+
+2004-08-06 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
+ (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
+
+2004-08-06 Roman Zippel <zippel@linux-m68k.org>
+
+ * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
+ * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
+ pre_dec_operand.
+ * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
+ pattern until reload is finished to allow better code generation
+ and split them completely into separate instrunctions.
+ (*andsi3_split): New pattern.
+
+2004-08-05 Mark Mitchell <mark@codesourcery.com>
+
+ * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
+ Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
+ DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
+ * tree.h (handle_dll_attribute): Declare. Test
+ TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
+ * c-common.h (c_determine_visibility): Declare.
+ * c-common.c (c_determine_visibility): New function.
+ * c-decl.c (finish_decl): Use it.
+ (finish_function): Likewise.
+ * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
+ zero, by default. Use #if, not #ifdef, to test it.
+ * config/arm/arm.c (arm_attribute_table): Use
+ handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
+ #if.
+ * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
+ * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
+ to 1.
+ * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
+ * config/i386/i386.c (ix86_attribute_table): Use
+ handle_dll_attribute for dllimport/dllexport. Test
+ TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
+ * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
+ * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
+ it to 1.
+ * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
+ with #if.
+ * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
+ it to 1.
+ * doc/extend.texi (dllexport): Clarify and correct documentation.
+ (dllimport): Likewise.
+ * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
+ handle_dll_attribute.
+
+2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-manip.c: New file.
+ * Makefile.in (tree-ssa-loop-manip.o): Add.
+ * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
+ Declare.
+ * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
+ form.
+ (tree_ssa_loop_done): Verify loop closed ssa form.
+ * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
+
+2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
+ pa_asm_output_aligned_local): New functions.
+ * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
+ pa_asm_output_aligned_common and pa_asm_output_aligned_local.
+ * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
+ pa_asm_output_aligned_common.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
+ * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
+ (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
+ * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
+ (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
+ * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
+ common data.
+
+2004-08-05 Andrew Pinski <apinski@apple.com>
+
+ * objc/objc-act.c (build_objc_string_object): Mark the address
+ expression as constant.
+
+2004-08-05 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
+ and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
+ SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
+
+2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
+ Remove definitions conditioned on USE_GNULIBC_1 or conditioned
+ out, and associated obsolete comments.
+
+2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h (force_fit_type): Return a tree, take three flags.
+ * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
+ TREE_CONSTANT_OVERFLOW here.
+ (int_const_binop, const_binop): Adjust.
+ (size_int_type): Do sign extension here.
+ (fold_convert_const, optimize_bit_field_compare,
+ decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
+ fold_negate_const, fold_abs_const, fold_not_const): Adjust.
+ * tree.c (size_in_bytes, int_fits_type_p): Adjust.
+
+2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/16864
+ * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
+ for ssa names without default_def.
+
+2004-08-05 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_prologue): If the function uses a
+ frame pointer, restore eax with an ebp-relative address.
+
+2004-08-04 Geoffrey Keating <geoffk@apple.com>
+
+ PR 14516
+ * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
+ * c-common.h (make_rtl_for_local_static): Delete.
+ * c-decl.c (shadow_tag_warned): Clean up comment.
+ (finish_decl): Clean up spacing. Use set_user_assembler_name when
+ appropriate. Don't pass asmspec to rest_of_decl_compilation.
+ * c-semantics.c (make_rtl_for_local_static): Delete.
+ * expr.c (init_block_move_fn): Use set_user_assembler_name.
+ (init_block_clear_fn): Likewise.
+ * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
+ expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
+ * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
+ * tree.h (make_decl_rtl): Remove second parameter.
+ (set_user_assembler_name): New.
+ * varasm.c (set_user_assembler_name): New.
+ (make_decl_rtl): Remove second parameter. Update callers in many
+ files.
+
+2004-08-05 Adam Nemet <anemet@lnxw.com>
+
+ * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
+ (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
+ to LynxOS 4.0.
+ * gthr-lynx.h: New file.
+ * config/lynx-ng.h: Remove file.
+ * config/lynx.h: Update to LynxOS 4.0.
+ * config/t-lynx: New file.
+ * config/i386/lynx-ng.h: Remove file.
+ * config/i386/lynx.h: Update to LynxOS 4.0.
+ * config/rs6000/lynxbase.h: Remove file.
+ * config/rs6000/lynx.h: Update to LynxOS 4.0.
+ * config/rs6000/t-lynx: New file.
+ * doc/install.texi (Options specification): Remove reference to
+ LynxOS from systems where --with-gnu-as makes a difference.
+
+2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
+ __UINTMAX_TYPE__.
+ * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
+ __INTMAX_MAX__.
+ (c_cpp_builtins): Call it.
+ * doc/cpp.texi: Update.
+
+2004-08-04 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
+ cost.
+
+2004-08-04 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (profile_staus): New global variable.
+ * cfg.c (profile_status): Declare.
+ (check_bb_profile): Break out from ....; use profile_status
+ (dump_flow_info): ... here.
+ * cfgbuild.c (find_basic_blocks): Set profile_status.
+ * cfgexpand.c (tree_expand_cfg): Likewise.
+ * predict.c (estimate_probability): Likewise.
+ * profile.c (branch_prob): Likewise.
+ * tree-cfg.c (build_tree_cfg): Likewise.
+ (dump_function_to_file): Use check_bb_profile.
+ * tree-pretty-print (dump_bb_header): Likewise.
+ * tree-profile.c (do_tree_profiling): Cleanup.
+
+2004-08-04 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (RTL_BASE_H, RTL_H): Correct.
+ (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
+ (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
+ (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
+ (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
+ (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
+ (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
+ (ggc-none.o, errors.o): Move rule to generators section;
+ correct dependencies.
+ (min-insn-modes.o): Move rule to generators section; remove
+ unnecessary explicit command; correct dependencies.
+ (print-rtl.o, print-rtl1.o): Correct dependencies.
+ ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
+ (mostlyclean): Update.
+
+ * errors.c: Include bconfig.h not config.h. Correct comment.
+ * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
+ * ggc-none.c: Include bconfig.h; not config.h or tm.h.
+ * print-rtl.c: Don't include tm_p.h.
+
+ * rtl.h: Move forward-decl of struct function down where it's
+ needed. Include genrtl.h #ifndef GENERATOR_FILE, not
+ #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
+
+2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+ Jeff Law <law@redhat.com>
+
+ * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
+ * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
+ * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
+ manipulate the duplicated ssa names.
+ * tree-ssanames.c (ssa_names_to_rewrite): New variable.
+ (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
+ unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
+ New functions.
+ (release_ssa_name): Do not release ssa names that may have multiple
+ definitions.
+ * tree.h (release_ssa_name_force, mark_for_rewrite,
+ unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
+ marked_ssa_names): Declare.
+ * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
+ (duplicate_blocks): Remove call to mark_defs_for_rewrite.
+ Update call to rewrite_ssa_into_ssa.
+
+2004-08-04 Mark Mitchell <mark@codesourcery.com>
+
+ * defaults.h (TARGET_DECLSPEC): New macro.
+ * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
+ * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
+ * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
+ * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
+ __declspec support.
+ (TARGET_DECLSPEC): Define.
+ * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
+ __declspec support.
+ * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
+ __declspec support.
+ (TARGET_DECLSPEC): Define.
+ * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
+ __declspec support.
+ * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
+ support.
+ * doc/tm.texi (TARGET_DECLSPEC): Document.
+
+ * doc/extend.texi: Fix typo in comment.
+
+2004-08-04 Paul Brook <paul@codesourcery.com>
+
+ * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
+ (TARGET_CXX): Use it.
+ * target.h (struct gcc_target): Add cdtor_returns_this.
+ * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
+ (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
+ * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
+
+2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
+ low/high pair. Do range checking directly.
+ (interpret_integer): Adjust.
+
+2004-08-04 Nick Clifton <nickc@redhat.com>
+
+ * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
+ GCC ABI.
+ * doc/invoke.texi: Document this new switch and also the -mrenesas
+ switch.
+
+2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
+
+ * cfglayout.c (insn_locators_initialize): Update the current
+ location before initializing a location.
+
+2004-08-03 Zack Weinberg <zack@codesourcery.com>
+
+ * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
+ (dbxout_function_end): Return after emitting the "Lscope" symbol
+ under the same conditions that this function formerly wasn't called.
+ Add explanatory comments.
+
+ PR 14860
+ * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
+ on the new decl.
+
+ PR 13956
+ * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
+ functions, broken out of dbxout_block.
+ (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
+ stabs too, if it contains symbols. Use the begin_label and
+ the Lscope label (emitted by dbxout_function_end) for the
+ range of this block.
+
+2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * doc/install.texi: Update autoconf version requirements.
+
+2004-08-03 Zack Weinberg <zack@codesourcery.com>
+
+ * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
+ * recog.c (general_operand, immediate_operand, nonmemory_operand)
+ (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
+ * regclass.c (record_reg_classes): Likewise.
+ * reload.c (find_reloads): Likewise.
+ * reload1.c (reload): Likewise.
+
+2004-08-03 Zack Weinberg <zack@codesourcery.com>
+
+ * gensupport.c (init_md_reader_args_cb): Renamed from
+ init_md_reader_args. Add third option, callback function for
+ parsing program-specific options. Add diagnosis of incorrect
+ number of input files.
+ (init_md_reader): Fold into init_md_reader_args_cb.
+ (init_md_reader_args): Now a thin wrapper around
+ init_md_reader_args_cb.
+ * gensupport.h: Update prototypes.
+
+ * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
+ * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
+ * genrecog.c: No need to diagnose lack of an input file;
+ init_md_reader_args will handle it.
+ * genconditions.c: Likewise, and use init_md_reader_args.
+ * genconstants.c: Likewise, and no need to call read_md_rtx.
+
+2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (implicitly_declare): Diagnose incompatible implicit
+ declarations.
+
+2004-08-03 Mike Stump <mrs@apple.com>
+
+ * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
+ for frameworks.
+ * doc/invoke.texi (Darwin Options): Update to reflect above.
+
+2004-08-03 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/16790
+ * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
+ truncations, not just global truncations.
+
+2004-08-03 Andrew Pinski <apinski@apple.com>
+
+ PR bootstrap/16865
+ * loop-iv.c (simplify_using_assignment): Initialize lhs.
+
+2004-08-03 Paul Brook <paul@codesourcery.com>
+
+ * doc/install.texi: Document MPFR requirement.
+
+2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
+
+ * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
+ and mmap() explicitly instead of relying on preset autoconf cache
+ variables.
+ * configure: Regenerate.
+
+2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/16570
+ * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
+ to tmake_file.
+ (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
+ (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
+ to tmake_file.
+
+ * config/i386/t-gmm_malloc: New file.
+ * config/i386/t-pmm_malloc: Likewise.
+
+ * config/i386/xmmintrin.h: Include <mm_malloc.h>.
+
+2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
+ Tanguy Fautré <tfautre@pandora.be>
+
+ * config/i386/pmm_malloc.h: New file.
+
+2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/gmm_malloc.h: New file.
+
+2004-08-03 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
+ * c-common.c: Include opts.h.
+ (c_common_get_alias_set): Fix check for a single input file.
+ * toplev.c: Remove current_file_decl.
+ * tree.h: Ditto.
+
+2004-08-03 Mark Mitchell <mark@codesourcery.com>
+
+ * config.gcc (arm*-*-symbianelf*): New target.
+ * config/arm/symbian.h: New file.
+
+ * gthr-gnat.c: Add visibility #pragmas.
+ * gthr-gnat.h : Likewise.
+ * gthr.h: Likewise.
+ * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
+ (__ffsDI2): Likewise.
+ (__clzSI2): Likewise.
+ (__ctzSI2): Likewise.
+ (__ctzDI2): Likewise.
+ (__popcountSI2): Likewise.
+ (__popcountDI2): Likewise.
+ (__paritySI2): Likewise.
+ (__parityDI2): Likewise.
+ * libgcc2.h: Add visibility #pragmas.
+ (__clzDI2): Add prototype.
+ (__clzSI2): Likewise.
+ (__ctzSI2): Likewise.
+ (__ffsDI2): Likewise.
+ (__ffsSI2): Likewise.
+ (__ctzDI2): Likewise.
+ (__popcountSI2): Likewise.
+ (__popcountDI2): Likewise.
+ (__paritySI2): Likewise.
+ (__parityDI2): Likewise.
+ * unwind-dw2-fde.h: Add visibility #pragmas.
+ * unwind.h: Likewise.
+
+2004-08-03 David Edelsohn <edelsohn@gnu.org>
+ Dale Johannesen <dalej@apple.com>
+ Roger Sayle <roger@eyesopen.com>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
+ constants more accurately. Adjust costs for FMA instructions.
+ Add cases for most logical and float operations. Recurse into
+ most operands.
+
+2004-08-03 Richard Earnshaw <rearnsha@arm.com>
+
+ * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
+
+2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
+
+ * ra-build.c (conflicts_between_webs): For webs that cross a call add
+ conflicts to regs_invalidated_by_call.
+
+2004-08-03 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
+
+2004-08-03 Jan Hubicka <jh@suse.cz>
+
+ * coverage.c (tree_coverage_counter_ref): Fix computation of the new
+ ARRAY_REF argument.
+
+2004-08-03 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
+ arm968es, arm10e, arm1020e, arm1022e.
+ * invoke.texi: Update list of ARM cores.
+ * arm-tune.md: Regenerate.
+
+2004-08-03 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/gentune.sh: New file.
+ * arm/t-arm: New file.
+ * arm/arm-tune.md: New file (autogenerated).
+ * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
+ * arm.md (attribute tune): Delete. Include arm-tune.md.
+
+2004-08-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * gcc.c (add_prefix, add_sysrooted_prefix): Remove
+ penultimate parameter. All callers adjusted.
+ (struct prefix_list): Remove used_flag_ptr.
+ (find_a_file): Do not set *pl->used_flag_ptr.
+ (warn_B, warn_std_ptr): Remove.
+
+2004-08-03 Yossi Markovich <yossim@il.ibm.com>
+ Mostafa Hagog <mustafa@il.ibm.com>
+
+ * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
+
+2004-08-02 Geoffrey Keating <geoffk@apple.com>
+
+ * dwarf2out.c (output_call_frame_info): Don't change data format
+ due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
+ label. Use 'true' not '1'.
+ * doc/install.texi (powerpc-*-darwin*): Mention cctools version
+ required.
+
+2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * gdbinit.in: Reflect previous changes to rtunion_def.
+
+2004-08-02 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
+ -> "X % Y" is only valid for TRUNC_MOD_EXPR.
+
+2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
+ vec_p_reserve.
+ * langhooks.h (lang_hooks::builtin_function): Rename parameter
+ from "class" to "bt_class".
+
+2004-08-02 Paul Brook <paul@codesourcery.com>
+
+ PR rtl-optimization/15068
+ * flow.c (init_propagate_block_info): Check condition is reversible.
+
+2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * gengtype.h (options::info): Change type to const char *.
+ (enum gc_used_enum): Move out of struct type scope.
+ * gengtype.c (create_option): Convert initializer for option::info to
+ appropiate type.
+ (adjust_field_type, walk_type, write_func_for_structure,
+ write_root, write_roots): Remove pointless cast.
+
+2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
+
+2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * rtl.h (union rtunion_def): Have all members start with the
+ prefix "rt_".
+ (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
+ X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
+ X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
+ XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
+ access.
+ * gengtype.c (adjust_field_rtx_def): Likewise.
+ * rtlanal.c (loc_mentioned_in_p): Likewise.
+
+2004-08-02 Richard Sandiford <rsandifo@redhat.com>
+
+ * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
+ Replace uses of mips/elf64.h with mips/elf.h
+ * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
+ (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
+ (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
+ (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
+ (HANDLE_SYSV_PRAGMA): Delete.
+ (ASM_OUTPUT_DEF): Fix formatting.
+ * config/mips/elf64.h: Delete.
+
+2004-08-01 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/ia64.c (got_symbolic_operand): Do require a
+ symbol+offset operand to have its offset be zero mod 0x3fff
+ when GOT entries are in use. Clarify logic in SYMBOL_REF
+ case. Clarify comments.
+ (ia64_expand_load_address): Split a symbol+offset load when
+ the offset is nonzero mod 0x3fff, not 0x1fff.
+
+2004-08-01 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
+ if trying to *store* to a non-offsettable address.
+ * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
+ a nonoffsettable address.
+ (movdi_internal32): Don't move GPRs to a nonoffsettable address.
+ Clean up.
+ (movti_string): Don't move GPRs to a nonoffsettable address.
+ (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
+
+2004-08-02 Ben Elliston <bje@au.ibm.com>
+
+ PR target/16155
+ * config/rs6000/altivec.h: Replace typeof with __typeof__.
+
+2004-08-01 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
+ variable sized types.
+
+2004-08-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: In the MIPS options section, remove the passage
+ saying that -mexplicit-relocs is usually disabled for -mabicalls
+ -fno-unit-at-a-time.
+ * config/mips/mips.c (override_options): Remove the code that enforced
+ this rule.
+
+2004-08-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (cprestore): Provide two alternatives, one for
+ an in-range offset and one for an out-of-range offset. Wrap the latter
+ in .set macro/.set nomacro if it's inside a .set nomacro block.
+
+2004-08-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
+ (mips_restore_gp): Declare.
+ * config/mips/mips.c (mips_add_offset): Add a scratch register
+ argument. Reimplement in rtl only, reusing MIPS16 logic from
+ mips_output_mi_thunk.
+ (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
+ to mips_add_offset.
+ (mips_gp_save_slot): Delete.
+ (mips_restore_gp): New function.
+ (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
+ * config/mips/mips.md (exception_receiver): Turn into a
+ define_insn_and_split. Use mips_restore_gp to do the split.
+ (call_internal, call_value_internal, call_value_multiple_internal): Use
+ mips_restore_gp to restore $gp.
+
+2004-07-31 Andrew Pinski <apinski@apple.com>
+
+ PR other/16842
+ * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
+
+2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (diagnose_mismatched_decls): Give error for external
+ redeclaration of identifier declared with no linkage, not just
+ warning with -Wtraditional. Do not check DECL_CONTEXT to give
+ error for redeclaration with no linkage.
+
+2004-07-30 Geoffrey Keating <geoffk@apple.com>
+ Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
+ non-offsettable addresses even for DImode.
+ (rs6000_split_multireg_move): Cope with non-offsettable addresses
+ being moved into multiple GPRs.
+
+ * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
+ to 64.
+ (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
+ * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
+ to 128.
+ * config/rs6000/darwin-ldouble.c (isless): New macro.
+ (inf): New macro.
+ (nonfinite): New macro.
+ (FPKINF): Delete.
+ (_xlqadd): Completely rewrite.
+ (_xlqmul): Correct overflow handling.
+ (_xlqdiv): Correct overflow handling.
+ * config/rs6000/darwin-ldouble-format: New file.
+
+2004-07-30 Roger Sayle <roger@eyesopen.com>
+ Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
+ 9 into the equivalent lea instruction.
+
+2004-07-30 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
+ with DECL_INITIAL if fb_lvalue.
+ * tree-gimple.c (is_gimple_id): Add CONST_DECL.
+ * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
+ with <Cxxx>.
+ * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
+
+2004-07-30 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
+ pointer escapes through a function call, assume that the
+ callee will dereference it.
+ (add_pointed_to_var): Assume that VALUE is always an
+ ADDR_EXPR.
+ (collect_points_to_info_r): Only call add_pointed_to_var if
+ the value is an ADDR_EXPR.
+
+2004-07-30 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (create_alias_map_for): Do not get the
+ alias set of the inner type of ARRAY_TYPEs.
+
+2004-07-29 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-ccp.c (visit_assignment): Move code to prevent
+ setting a non-register to UNDEFINED right before the call to
+ set_lattice_value.
+
+2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
+
+2004-07-29 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa.c (verify_flow_sensitive_alias_info): When
+ comparing points-to sets of different pointers, make sure the
+ second pointer is actually referenced in the code.
+
+2004-07-29 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/ia64.c (setjmp_operand): Delete, unused.
+ (got_symbolic_operand): Remove unreachable code.
+ * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
+ setjmp_operand; add entry for tls_symbolic_operand.
+ * config/ia64/ia64-protos.h: Remove all prototypes of
+ predicate functions.
+
+2004-07-29 Mark Mitchell <mark@codesourcery.com>
+
+ * c-common.h (lang_post_pch_load): New variable.
+ * c-pch.c (lang_post_pch_load): Define it.
+ (c_common_read_pch): Use it.
+ * cgraphunit.c (record_call_1): Give the front end a chance to
+ record additional needed entities when a variable is marked as
+ needed.
+ * tlink.c (recompile_files): Robustify.
+ (scan_linker_output): If a symbol is assigned to a file,
+ but after recompilation is not present there, issue an error
+ message.
+
+2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
+ Take orig_loop argument and pass it to set_level.
+ (schedule_sm): Pass the correct orig_loop to force_move_till.
+
+2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgloop.c (update_latch_info): Update dominator of the new block.
+ (canonicalize_loop_headers, flow_loops_find): Do not free dominance
+ info.
+ * dominance.c (verify_dominators): Check that the dominance tree is
+ connected.
+ (recount_dominator): Ignore unreachable blocks.
+ (iterate_fix_dominators): Cleanup old dominance information before
+ recomputing it.
+
+2004-07-29 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-operands.c (get_expr_operands): Revert changes
+ to ADDR_EXPR processing introduced by:
+ 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
+
+2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/implement-c.texi: Add C90 subclause references. Point to
+ preprocessor documentation instead of duplicating it. Add points
+ only present in C90. Fill in documentation for all points.
+
+2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (output_movb): Correct typo.
+
+2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
+
+ * ra.h (single_reg_in_regclass): Declare.
+ * ra.c (single_reg_in_regclass): Define.
+ (first_hard_reg): New.
+ (init_ra): Initialize single_reg_in_regclass.
+ * ra-colorize.c (ok_class): New.
+ (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
+
+2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcov-io.h: Allow zero tag as EOF indicator.
+ (gcov_is_eof): Remove.
+ (gcov_truncate): Remove.
+ * gcov-io.c (gcov_seek): Always SEEK_SET.
+ * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
+ EOF tag.
+ * coverage.c (read_counts_file): Don't use gcov_is_eof.
+ * gcov-dump.c (dump_file): Likewise.
+ * gcov.c (read_graph_file, read_count_file): Likewise.
+
+ * c-decl.c (complete_array_type): Don't gratuitously copy
+ maxindex. Check it always has a type.
+
+2004-07-29 Steven Bosscher <stevenb@suse.de>
+
+ * rtl.c (currently_expanding_to_rtl): New.
+ * rtl.h (currently_expanding_to_rtl): Export it.
+ * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
+
+ * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
+ inliner hack.
+ * config/sh/sh.c: Replace rtx_equal_function_value_matters
+ with currently_expanding_to_rtl.
+ * config/sh/sh.md: Likewise.
+ * config/ia64/ia64.c (got_symbolic_operand): Likewise.
+
+2004-07-29 Alexandre Oliva <aoliva@redhat.com>
+
+ Introduce sh2a support.
+ 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
+ * config.gcc: Build multilibs for sh2a and sh2a-single by
+ default.
+ * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
+ default. Split their tests out of the corresponding SH4
+ multilibs.
+ * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
+ multilibs for SH2a.
+ 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
+ * config.gcc: Handle sh2a multilibs and cpu selection.
+ * config/sh/sh.h: Likewise. Handle sh2a command line flags.
+ * config/sh/t-mlib-sh2a: New.
+ * config/sh/t-mlib-sh2a-nofpu: New.
+ * config/sh/t-mlib-sh2a-single: New.
+ * config/sh/t-mlib-sh2a-single-only: New.
+ 2004-07-09 Nick Clifton <nickc@redhat.com>
+ Issue 43400
+ * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
+ -ml and -m2a are used together.
+ 2004-03-23 DJ Delorie <dj@redhat.com>
+ * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
+ when we have a double-sized FPU.
+ 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
+ * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
+ is set.
+ * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
+ -msh2a-single and -msh2a-single-only
+ 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
+ * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
+ is set.
+ 2004-02-20 DJ Delorie <dj@delorie.com>
+ * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
+ 2004-02-20 Fred Fish <fnf@redhat.com>,
+ Corinna Vinschen <vinschen@redhat.com>
+ * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
+ (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
+ 2004-02-18 DJ Delorie <dj@redhat.com>
+ * config/sh/sh.c (broken_move): Add support for movi20.
+ * config/sh/sh.h: Likewise.
+ (SHIFT_COUNT_TRUNCATED): Set for sh2a.
+ * config/sh/sh.md (udivsi3_sh2a): New.
+ (udivsi3): Call it.
+ (divsi3_sh2a): New.
+ (divsi3): Call it.
+ (mul_r): New.
+ (ashlsi3_sh2a): New.
+ (ashrsi3_sh2a): New.
+ (lshrsi3_sh2a): New.
+ (movsi_i): Disable for sh2a.
+ (movsi_ie): Add movi20.
+ (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
+ sh2a, for -m2a-nofpu mode.
+ 2004-02-13 DJ Delorie <dj@redhat.com>
+ * config/sh/lib1funcs.asm: Handle double vs single better.
+ * config/sh/sh.h: Likewise.
+ 2004-02-09 DJ Delorie <dj@redhat.com>
+ * config/sh/crt1.asm: Add support for sh2a.
+ * config/sh/elf.h: Likewise.
+ * config/sh/lib1funcs.asm: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/sh/sh.md: Likewise.
+ * config/sh/sh.h: Likewise.
+ * config/sh/t-sh: Likewise.
+
+2004-07-28 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/frv/frv.md (movqi_internal, movhi_internal,
+ movsi_internal): Add backup alternatives for memory inputs.
+
+2004-07-28 Matt Austern <austern@apple.com>
+
+ * config/darwin.c (darwin_one_byte_bool): New global variable.
+ * config/darwin.h (darwin_one_byte_bool): Declare.
+ (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
+ * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
+ value of darwin_one_byte_bool.
+ * doc/invoke.texi: Document -mone-byte-bool flag.
+
+2004-07-28 Eric Christopher <echristo@redhat.com>
+
+ * c-common.c (c_common_unsafe_for_reeval): Delete.
+ * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
+ * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
+ * calls.c (fix_unsafe_tree): Delete.
+ (expand_call): Delete code which used above.
+ * dojump.c (do_jump): Delete UNSAVE_EXPR case.
+ * expr.c (expand_expr_real_1): Ditto.
+ * fold-const.c (non_lvalue): Ditto.
+ * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
+ (lhd_unsafe_for_reeval): Ditto.
+ * langhooks.c (lhd_unsafe_for_reeval): Ditto.
+ * langhooks.h (unsafe_for_reeval): Ditto.
+ (unsave_expr_now): Adjust comment.
+ * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
+ (estimate_num_insns_1): Ditto.
+ * tree-pretty-print.c (dump_generic_node): Ditto.
+ * tree.c (expr_align): Ditto.
+ (unsave_expr): Delete.
+ (unsafe_for_reeval): Ditto.
+ * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
+ * tree.def (UNSAVE_EXPR): Delete.
+ * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
+
+2004-07-28 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.h (enum tls_model): Move ...
+ * coretypes.h: ... here.
+
+2004-07-28 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
+
+2004-07-28 Richard Sandiford <rsandifo@redhat.com>
+
+ * cse.c (validate_canon_reg): New function, split out from...
+ (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
+
+2004-07-28 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (maybe_create_global_var): Don't just
+ return if .GLOBAL_VAR has been created.
+
+2004-07-28 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa.c (verify_flow_insensitive_alias_info): Process
+ every variable that may have aliases, not just tags.
+
+2004-07-28 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
+ move_from_CR_eq_bit.
+ Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
+
+
+ * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
+ e500_flip_eq_bit.
+
+ * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
+ output_e500_flip_eq_bit.
+
+ * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
+ output_e500_flip_eq_bit.
+ (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
+ output_e500_flip_eq_bit.
+ Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
+ (print_operand): case D. Get to EQ bit.
+
+2004-07-28 Richard Sandiford <rsandifo@redhat.com>
+
+ * gcov.c (function_summary): Add missing \n.
+
+2004-07-28 Alexandre Oliva <aoliva@redhat.com>
+
+ Introduce sh4a support.
+ * config.gcc: Handle sh4a multilibs and cpu selection.
+ * config/sh/sh.h: Likewise. Handle sh4a command line flags.
+ * config/sh/t-mlib-sh4a: New.
+ * config/sh/t-mlib-sh4al: New.
+ * config/sh/t-mlib-sh4a-nofpu: New.
+ * config/sh/t-mlib-sh4a-single: New.
+ * config/sh/t-mlib-sh4a-single-only: New.
+ 2004-02-20 DJ Delorie <dj@redhat.com>
+ * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
+ * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
+ 2003-08-22 Eric Christopher <echristo@redhat.com>
+ * config/sh/sh4a.md: Update for chip errata.
+ 2003-08-07 Eric Christopher <echristo@redhat.com>
+ * config/sh/sh4a.md: New file. sh4a processor description.
+ 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
+ of -m4a-nofpu.
+ (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
+ * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
+ * doc/invoke.texi (SH Options): Document -m4al.
+ 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (expand_block_move): Remove commented-out code
+ checked in by mistake.
+ (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
+ single elements from SFmode vectors.
+ * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
+ register.
+ (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
+ 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
+ sh_fsca_int2sf): Remove variable declarations.
+ * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
+ sh_fsca_int2sf): New functions.
+ (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
+ sh_fsca_int2sf_rtx): New static variables.
+ * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
+ sh_fsca_int2sf): Declare.
+ * config/sh/sh.md: Adjust.
+ * doc/invoke.texi (SH Options): Document new options.
+ * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
+ compatibility from SH4 code.
+ 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
+ early.
+ (memory_movsrc_operand): Renamed to...
+ (unaligned_load_operand): ... this. Simplified.
+ * config/sh/sh.h (PREDICATE_CODES): Adjust.
+ * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
+ input operand to SImode, and adjust the others. Introduce
+ post-increment by peephole.
+ * config/sh/sh.c (expand_block_move): Give the target address the
+ same mode as the temp reg.
+ * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
+ copying.
+ 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
+ Introduce support for SH4a.
+ * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
+ __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
+ * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
+ sh_fsca_int2sf): New.
+ (sh_init_builtins): Initialize them.
+ (print_operand): Support `d'.
+ (expand_block_move): Use movua if src is misaligned.
+ (memory_movsrc_operand): New.
+ * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
+ and one of the SH4 macros.
+ (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
+ SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
+ SELECT_SH4A_SINGLE): New.
+ (TARGET_NONE): Add SH4A_BIT.
+ (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
+ (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
+ (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
+ (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
+ (enum processor_type): Added PROCESSOR_SH4A.
+ (PREDICATE_CODES): Add memory_movsrc_operand.
+ * config/sh/sh.md: Removed unused variables.
+ (attr cpu): Add sh4a.
+ (attr type): Add movua, fsrra and fsca.
+ (prefetch): New, for SH4.
+ (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
+ (toggle_sz): Set type to fp.
+ (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
+ (movua, extv, extzv): New.
+ * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
+ and 4a-single-only.
+
+2004-07-28 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-optimize.c (init_tree_optimization_passes): Schedule
+ pass_may_alias right after the program is renamed into SSA.
+ * tree-pass.h (PROP_alias): Define.
+ * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
+ * tree-sra.c (pass_sra): Likewise.
+ * tree-ssa-ccp.c (pass_ccp): Likewise.
+ * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
+ * tree-ssa-dce.c (pass_dce): Likewise.
+ * tree-ssa-dom.c (pass_dominator): Likewise.
+ * tree-ssa-dse.c (pass_dse): Likewise.
+ * tree-ssa-forwprop.c (pass_forwprop): Likewise.
+ * tree-ssa-loop-ch.c (pass_ch): Likewise.
+ * tree-ssa-phiopt.c (pass_phiopt): Likewise.
+ * tree-ssa-pre.c (pass_pre): Likewise.
+ * tree-tailcall.c (pass_tail_recursion): Likewise.
+ * tree-ssa.c (pass_redundant_phi): Likewise.
+ * tree-ssa-alias.c (aliases_computed_p): Remove.
+ Update all users.
+ (init_alias_info): Do not mark all type tags for renaming
+ unconditionally.
+ Clear may_aliases from every symbol.
+ (setup_pointers_and_addressables): If a pointer has not been
+ dereferenced and it had a type tag, clear it and mark the old
+ tag for renaming.
+
+2004-07-28 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/16705
+ * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
+ .GLOBAL_VAR.
+
+2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
+ check.
+
+ * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
+ don't make another one.
+
+ PR optimization/15077
+ * function.h (struct function): Add field saved_static_chain_decl.
+ Fix comment for static_chain_decl.
+ * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
+ * tree-inline.h (save_body): Add new arg.
+ * tree-optimize.c (tree_rest_of_compilation): Handle saving
+ static_chain_decl.
+
+2004-07-27 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
+ (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
+ is_gimple_addressable.
+ * tree-gimple.c (is_gimple_addressable): Rename from
+ is_gimple_addr_expr_arg; accept INDIRECT_REF.
+ (is_gimple_lvalue): Don't test INDIRECT_REF directly.
+ * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
+ rename to is_gimple_addressable.
+
+2004-07-28 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
+
+2004-07-27 Richard Henderson <rth@redhat.com>
+
+ * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
+ before rounding.
+
+2004-07-27 Zack Weinberg <zack@codesourcery.com>
+
+ * libgcc2.c: Change all conditionals testing
+ LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
+ * libgcc2.h: Likewise.
+ * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
+ TYPE_PRECISION of float80_type to 80.
+ * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
+ of fpreg_type and float80_type to 80.
+ * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
+ * config/m68k/netbsd-elf.h:
+ Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
+ to evaluate to 80 whenever they would formerly have evaluated to 96.
+ * config/i386/sco5.h: Remove unnecessary redefinition of
+ LONG_DOUBLE_TYPE_SIZE.
+ * doc/rtl.texi: Clarify uses of XFmode and TFmode.
+ * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
+ XFmode, with a bitsize of 80. Update commentary.
+ * config/ia64/ia64-modes.def: Likewise.
+ * config/m68k/m68k-modes.def: Likewise.
+
+2004-07-27 Steven Bosscher <stevenb@suse.de>
+
+ * cfgexpand.c (tree_expand_cfg): Fix comment.
+
+ * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
+ * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
+ Remove.
+ (prepare_function_start): Don't set rtx_equal_function_value_matters.
+ * integrate.c (copy_rtx_and_substitute): Don't test for it.
+ * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
+ Don't set rtx_equal_function_value_matters. Don't register RTL hooks
+ here again. Update leading comment.
+ * rtl.c (rtx_equal_function_value_matters): Remove.
+ (rtx_equal_p): Don't test for it.
+ * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
+ Likewise.
+
+ * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
+ * rtl.c (note_insn_name): Likewise.
+ * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
+ * final.c (final_scan_insn): Likewise.
+
+ * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
+ * passes.c (rest_of_handle_eh): Do it here.
+
+ * stmt.c (struct nesting): Remove struct nesting block member.
+ (struct stmt_status): Remove x_block_start_count field.
+ (current_block_start_count): Remove.
+
+2004-07-27 Brian Booth <bbooth@redhat.com>
+
+ * tree-optimize.c (register_one_dump_file): Update condition that uses
+ static_pass_number.
+ (dup_pass_1): Replace with...
+ (next_pass_1): This.
+ (NEXT_PASS): Call next_pass_1.
+ (DUP_PASS): Remove.
+ (init_tree_optimization_passes): Remove uses of DUP_PASS.
+ (execute_one_pass): Update condition that uses
+ static_pass_number.
+ * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
+ integer.
+
+2004-07-27 Nick Clifton <nickc@redhat.com>
+
+ * config/m32r/m32r.c: Include integrate.h in order to get the
+ prototype for get_hard_reg_initial_val().
+
+ * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
+ and tidy up indentation.
+ (final_presence_set): Use absence_set instead, so that if there is
+ nothing in the "o" pipe the "s" pipe can be scheduled.
+
+2004-07-27 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (create_name_tags): Ignore pointers that
+ don't have PT_VARS nor PT_MALLOC set.
+ Clear name tag from pointers that have not been dereferenced.
+ (set_pt_anything, set_pt_malloc): Forward declare.
+ * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
+ not type compatibility when determining if a pointer can be
+ copy propagated.
+
+2004-07-27 Richard Sandiford <rsandifo@redhat.com>
+
+ * expr.h (canonicalize_condition, get_condition): Add an int argument.
+ * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
+ it to check whether the condition is still valid at the jump insn.
+ * ifcvt.c (noce_get_condition): Likewise.
+ (noce_get_alt_condition): Update call to canonicalize_condition.
+ * loop-iv.c (simplify_using_initial_values): Update call to
+ get_condition. Remove FIXME.
+ (check_simple_exit): Update call to get_condition.
+ * loop-unswitch.c (may_unswitch_on): Likewise.
+ * loop.c (check_dbra_loop): Likewise.
+ (canonicalize_condition, get_condition): Add an argument to say whether
+ the condition must still be valid at INSN.
+ (get_condition_for_loop): Update call to get_condition. Require that
+ the condition be valid at INSN.
+ * predict.c (estimate_probability): Update call to get_condition.
+ Remove unused earliest parameter.
+ (expected_value_to_br_prob): Update call to canonicalize_condition.
+
+2004-07-26 Eric Christopher <echristo@redhat.com>
+
+ * tree-dfa.c (add_referenced_var): Register initializers of global
+ variables.
+
+2004-07-26 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/i386/i386.c (function_arg): Always treat 8-
+ and 16-byte wide vectors the same, even if MMX/SSE
+ are disabled.
+ (contains_128bit_aligned_vector_p): Add comment.
+
+2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * ra.h (enum node_type): Rename to:
+ (enum ra_node_type).
+ * ra-colorize.c: Likewise.
+
+2004-07-26 Richard Sandiford <rsandifo@redhat.com>
+
+ * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
+ after simplifying the jump.
+
+2004-06-26 Richard Henderson <rth@redhat.com>
+
+ * calls.c (combine_pending_stack_adjustment_and_call): Make
+ preferred_unit_stack_boundary argument unsigned. Make
+ unadjusted_alignment unsigned.
+ (expand_call): Make preferred_stack_boundary and
+ preferred_unit_stack_boundary variables unsigned.
+ * function.c (assign_stack_local_1): Make alignment unsigned.
+ * function.h (struct function): Make stack_alignment_needed,
+ preferred_stack_boundary unsigned.
+ * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
+ (ix86_compute_frame_layout): Make stack_alignment_needed,
+ preferred_alignment variables unsigned.
+ * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
+
+2004-07-26 Tom Tromey <tromey@redhat.com>
+
+ * tree.h: Fix typo in comment.
+
+2004-07-26 Daniel Jacobowitz <dan@debian.org>
+
+ PR bootstrap/12804
+ * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
+ (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
+ (ggc_free): Remove incorrect freeing.
+ (sweep_pages): Advance PP for large pages. Fix indentation.
+
+2004-07-26 Richard Sandiford <rsandifo@redhat.com>
+
+ PR rtl-optimization/16643
+ * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
+ * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
+ * basic-block.h (reorder_basic_blocks): Add a flags parameter.
+ * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
+ (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
+ * function.c (thread_prologue_and_epilogue_insns): Likewise.
+ * rtl.h (tracer): Add a flags parameter.
+ * tracer.c (tracer): Pass it to cfg_layout_initialise.
+ * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
+ (rest_of_handle_reorder_blocks): Update calls to tracer and
+ reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
+ (rest_of_handle_tracer): Pass 0 to tracer.
+ (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
+
+2004-07-25 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/16239
+ * config/rs6000/rs6000.md (movdi_internal64): Further disparage
+ f->f.
+
+2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
+ (BINFO_BASE_ACCESS): Adjust.
+ (BINFO_BASE_ACCESS_APPEND): New.
+ (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
+ * dbxout.c (dbxout_type): Adjust binfo access accessing.
+ * dwarf2out.c (gen_member_die): Likewise.
+ * tree-dump.c (deque_and_dump): Likewise.
+
+2004-07-26 Falk Hueffner <falk@debian.org>
+
+ * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
+ costs.
+
+2004-07-25 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
+ value off of the stack if TARGET_USE_FFREEP.
+
+2004-07-26 Bernardo Innocenti <bernie@develer.com>
+
+ * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
+ * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
+ * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
+ check on invocation of XRESIZEVEC ().
+
+2004-07-26 Bernardo Innocenti <bernie@develer.com>
+
+ * c-common.c (disable_builtin_function): Rename variable n to
+ new_disabled_builtin.
+ * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
+ Rename local variable old to old_decl.
+ * gensupport.c (shift_output_template): Rename parameter old to src.
+ * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
+ old_rtx and newx to new_rtx.
+
+2004-07-26 Bernardo Innocenti <bernie@develer.com>
+
+ * Makefile.in (C_PRAGMA_H): New variable to track dependencies
+ of c-pragma.h.
+ * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
+ enum cpp_ttype.
+ * c-lex.c: Likewise.
+
+2004-07-25 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (constant_boolean_node): Make extern.
+ (make_range): Wrap long lines.
+ (fold_cond_expr_with_comparison): Remove unnecessary call to
+ pedantic_non_lvalue. Add missing calls to fold_convert.
+ (fold_truthop): Add missing calls to fold_convert.
+ (fold): Likewise.
+ * tree.h (constant_boolean_node): Add prototype here.
+ * builtins.c (expand_builtin_strncmp): Add missing calls to
+ fold_convert.
+ * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
+ Call fold_convert and constant_boolean_node to correct types.
+ * tree-ssa-forwprop.c (substitute_single_use_vars): Add
+ missing call to fold_convert to correct types.
+
+2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
+ Brian Ryner <bryner@brianryner.com>
+
+ PR c++/9283
+ PR c++/15000
+ * c-common.c (c_common_attribute_table): Allow
+ handle_visibility_attribute to be called for types.
+ (handle_visibility_attribute) When given a type, set the visibility
+ bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
+ so that we can check later whether the attribute was present. Added
+ warning if attribute applied to non class type.
+ * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
+ decls and checking that they are consistent.
+ * common.opt: Added -fvisibility.
+ * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
+ * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
+ * flags.h, tree.h: Added assorted support defines for overall patch
+ * opts.c: Added parsing support for -fvisibility.
+ * tree.c (build_decl): Set visibility for all decls to be whatever
+ is in force at that time.
+ * varasm.c (default_binds_local_p_1): Reworked logic determining
+ when to make a symbol locally bound.
+ * doc/invoke.texi: Added documentation for -fvisibility and
+ -fvisibility-inlines-hidden.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
+ * c-common.c: Add missing casts from void * to other types.
+ * c-decl.c: Likewise.
+ * c-format.c: Likewise.
+ * c-lex.c: Likewise.
+ * c-pragma.c: Likewise.
+ * c-typeck.c: Likewise.
+ * defaults.h: Likewise.
+ * genconstants.c: Likewise.
+ * gengtype-lex.l: Likewise.
+ * genmodes.c: Likewise.
+ * read-rtl.c: Likewise.
+ * rtl.c: Likewise.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * bitmap.c: Use type-safe memory allocation macros from libiberty.
+ * c-common.c: Likewise.
+ * c-decl.c: Likewise.
+ * c-lang.c: Likewise.
+ * c-lex.c: Likewise.
+ * c-opts.c: Likewise.
+ * c-parse.in: Likewise.
+ * c-typeck.c: Likewise.
+ * genconditions.c: Likewise.
+ * gengtype-lex.l: Likewise.
+ * gengtype-yacc.y: Likewise.
+ * gengtype.c: Likewise.
+ * genmodes.c: Likewise.
+ * gensupport.c: Likewise.
+ * read-rtl.c: Likewise.
+ * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
+ htab_find_slot().
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * c-decl.c (groktypename, groktypename_in_param_context): Rename
+ variable typename to type_name.
+ * c-lex.c (interpret_float): Likewise.
+
+2004-07-25 Roger Sayle <roger@eyesopen.com>
+
+ * convert.c (convert_to_real, convert_to_integer,
+ convert_to_complex): Replace calls to build with calls to buildN.
+ * coverage.c (tree_coverage_counter_ref): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * dwarf2out.c (loc_descriptor_from_tree): Likewise.
+ * emit-rtl.c (component_ref_for_mem_expr,
+ set_mem_attributes_minus_bitpos): Likewise.
+ * explow.c (update_nonlocal_goto_save_area): Likewise.
+ * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
+ expand_mult_add): Likewise.
+ * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
+ store_constructor, get_inner_reference, expand_expr_real_1,
+ try_casesi, try_tablejump): Likewise.
+ * function.c (expand_function_start): Likewise.
+ * stmt.c (emit_case_bit_tests, expand_end_case_type,
+ node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
+ * stor-layout.c (place_union_field, layout_type): Likewise.
+ * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
+ * varasm.c (copy_constant): Likewise.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * c-common.c: Rename all identifiers named `new'.
+ * c-decl.c: Likewise.
+ * gensupport.c: Likewise.
+ * simplify-rtx.c: Likewise.
+ * c-common.c (disable_builtin_function): Replace a call to xmalloc()
+ with XNEW().
+ * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
+ with XNEWVEC().
+
+2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/15360
+ * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
+ declarations until after calling pushdecl.
+ (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
+ "extern" and not on whether the declaration is initialized.
+
+2004-07-25 Daniel Jacobowitz <dan@debian.org>
+
+ * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
+ (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
+ * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
+ "cpplib.h", "c-pragma.h", "c-common.h".
+ (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
+ (solaris_register_pragmas): New functions.
+ * config/sol2-protos.h: New file.
+ * config/sol2.c: New file.
+ * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
+ (REGISTER_TARGET_PRAGMAS): New macros.
+ (solaris_pending_aligns, solaris_pending_inits)
+ (solaris_pending_finis): New variables.
+ * config/t-sol2 (sol2-c.o): Update dependencies.
+ (sol2.o): New rule.
+ * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
+ SUBTARGET_INSERT_ATTRIBUTES.
+ (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
+ * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
+ (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
+ * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
+ * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
+ * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
+ (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
+ * config/sparc/sparc.c (sparc_attribute_table): New.
+ (TARGET_INSERT_ATTRIBUTES): Define in terms of
+ SUBTARGET_INSERT_ATTRIBUTES.
+ (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
+ is defined.
+ * doc/extend.texi (Solaris Pragmas): New section.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * c-common.c: Rename all identifiers named `class' to `cl'.
+ * c-common.h: Likewise.
+ * c-parse.in: Likewise.
+ * c-typeck.c: Likewise.
+ * genmodes.c: Likewise.
+ * real.c: Likewise.
+ * real.h: Likewise.
+ * recog.c: Likewise.
+ * recog.h: Likewise.
+ * regrename.c: Likewise.
+ * tree.h: Likewise.
+ * c-common.c (builtin_function_2): Change type of 5th parameter from
+ int to enum built_in_function. Change type of 8th parameter from int
+ to bool.
+ * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
+ with GGC_CNEW().
+ * c-typeck.c (convert_arguments): Change type of formal_prec from
+ int to unsigned int.
+ * genmodes.c (blank_mode): Make a few negative constants unsigned.
+ (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
+ emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
+ emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
+ emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
+ iterator to for_all_modes () instead of an enum because enums can't
+ be incremented in C++.
+
+
+2004-07-25 Daniel Jacobowitz <dan@debian.org>
+
+ * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
+ hard registers.
+
+2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
+ Handle ARRAY_RANGE_REF like ARRAY_REF.
+
+2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (digest_init): Don't allow arrays of signed or
+ unsigned variants of wchar_t to be initialized by wide string
+ constants. Do allow arrays of enumerated types compatible with
+ wchar_t to be initialized by wide string constants. Refine tests
+ distinguishing wide and narrow strings and arrays. Give specific
+ error for arrays of other integer types initialized by string
+ constants.
+ (output_init_element, process_init_element): Check for
+ INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
+ initializing with string constants.
+
+2004-07-25 Richard Henderson <rth@redhat.com>
+
+ * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
+ on the RESULT_DECL.
+ * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
+ * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
+ DECL_IGNORED_P to new decl.
+
+2004-07-24 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/ia64.c (general_xfmode_operand)
+ (destination_xfmode_operand): Delete.
+ * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
+ * config/ia64/ia64.md (*movxf_internal): Use general_operand
+ and destination_operand.
+
+2004-07-24 Alexander Kabaev <kan@freebsd.org>
+
+ * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
+ (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
+
+2004-07-24 Alexander Kabaev <kan@freebsd.org>
+ Zack Weinberg <zack@codesourcery.com
+
+ PR 16684
+ * c-decl.c (diagnose_mismatched_decls): Don't issue a
+ redundant-declaration warning the first time a builtin is
+ declared explicitly.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * tree.h (staticp): Change return type to bool.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * c-common.c (c_staticp): Last episode of the staticp saga.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * c-common.h (c_staticp): Change return type from int to bool.
+ * tree.c (staticp): Likewise.
+ * langhooks.h (staticp): Likewise.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * langhooks-def.h (lhd_staticp): Change return type from int to
+ bool in prototype to match definition.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * system.h (bool, true, false): Don't redefine as preprocessor macros
+ in C++.
+
+2004-07-24 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (init_expmed): A signed modulus by a power of two is
+ considered cheap if its less than or equal to four instructions.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
+ GGC_CNEWVAR): New macros.
+
+2004-07-25 Bernardo Innocenti <bernie@develer.com>
+
+ * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
+ lists.
+ * c-decl.c: Likewise.
+ * c-format.c: Likewise.
+ * c-lex.c: Likewise.
+ * c-opts.c: Likewise.
+ * c-pragma.c: Likewise.
+ * c-typeck.c: Likewise.
+ * gencheck.c: Likewise.
+ * genconditions.c: Likewise.
+ * genconfig.c: Likewise.
+ * genflags.c: Likewise.
+ * gengtype.c: Likewise.
+ * gensupport.c: Likewise.
+ * ggc-none.c: Likewise.
+ * langhooks.c: Likewise.
+ * statistics.h: Likewise.
+ * stub-objc.c: Likewise.
+ * java/decl.c: Likewise.
+
+2004-07-24 Roman Zippel <zippel@linux-m68k.org>
+
+ * config/m68k/m68k.c (output_scc_di): Fix coding style.
+ (symbolic_operand): Fix prototype.
+ * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
+ * config/m68k/m68k.md: Add constants for registers a0 and sp and
+ use them, change from the "{...}" syntax to the simpler {...}
+ syntax.
+ (*cfv4_extendqisi2): Fix destination predicate.
+ * config/m68k/m68k-protos.h: Remove various declarations also
+ generated via PREDICATE_CODES.
+
+2004-07-23 Mike Stump <mrs@apple.com>
+
+ * c-typeck.c (convert_for_assignment): Tightened up pointer
+ converstions that differ in signedness.
+
+2004-07-23 Zack Weinberg <zack@codesourcery.com>
+
+ * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
+
+2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
+ * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
+
+ * gimplify.c (gimplify_compound_lval): Check for no handled
+ operations, rather than checking for explicit list of nodes.
+ (is_gimple_addr_expr_arg_or_indirect): New function.
+ (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
+ redundant setting of TREE_INVARIANT.
+ (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
+ * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
+
+2004-07-23 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/16688
+ PR tree-optimization/16689
+ * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
+ unnecessary initialization of 'tag'.
+ (get_tmt_for): Check that the new type tag has the same alias
+ set as the pointed-to type.
+ (group_aliases): Only regular variables need to be removed
+ from the alias set of a name tag.
+ * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
+ propagation if the two types are not compatible.
+ (merge_alias_info): Rename from replace_ssa_names_ann.
+ Add more checking.
+ (replace_exp_1): If both arguments are SSA_NAMEs, check that
+ the propagation can be done.
+ Only call merge_alias_info on pointers.
+ (propagate_value): Likewise.
+ * tree-ssa-copyrename.c: Include langhooks.h.
+ (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
+ to do the merging.
+ Do not coalesce variables with incompatible types.
+ (rename_ssa_copies): Call replace_ssa_name_symbol.
+ * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
+ the same type as the underlying _DECL.
+ * tree-ssanames.c (replace_ssa_name_symbol): New function.
+ * tree.h (replace_ssa_name_symbol): Declare.
+
+2004-07-23 Richard Henderson <rth@redhat.com>
+
+ PR c++/16277
+ * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
+ unshare it properly.
+ (gimplify_modify_expr_rhs): Push assignment from a conditional into
+ the conditional for all non-register types.
+
+2004-07-23 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr_real_1): Don't handle non-local variables.
+ * expr.h (fix_lexical_addr): Remove.
+ * function.c (NEED_SEPARATE_AP): Remove.
+ (fix_lexical_addr): Remove.
+ * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
+ not null decl_function_context.
+ (create_alias_vars): Likewise.
+ * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
+ (simple_goto_p): Likewise.
+ * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
+ * tree-ssa-ccp.c (get_default_value): Likewise.
+ * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
+ * tree.c (needs_to_live_in_memory): Likewise.
+ * tree-flow-inline.h (may_be_aliased): Move...
+ * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
+ when TREE_STATIC variables may be addressable.
+
+2004-07-24 Jakub Jelinek <jakub@redhat.com>
+
+ * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
+
+2004-07-23 Zack Weinberg <zack@codesourcery.com>
+
+ * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
+ bitmap contents if GENERATOR_FILE is defined.
+ * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
+ ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
+
+2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (start_function): Form composite type of function types
+ rather than copying type from previous prototype declaration.
+
+2004-07-23 Janis Johnson <janis187@us.ibm.com>
+
+ * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
+ the const qualifier for the second argument in the C++ functions.
+
+ * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
+ specific pointer types.
+
+ * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
+ vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
+ for vector bool and/or vector pixel, add C++ and C missing support.
+ (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
+ vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
+ vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
+ vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
+ vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
+ missing C++ and C support for vector bool and/or vector pixel.
+ (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
+ vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
+ vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
+ vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
+ vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
+ C++ and C types used for vector bool and/or vector pixel.
+ (vec_st, vec_stl): Add C++ support for vector pixel.
+ (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
+ (vec_all_ne): Add C++ support for vector pixel.
+
+ * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
+ (vec_vmulesb): Add missing C++ function.
+ (vec_perm): Fix type of third argument in C++ function.
+ (vec_vsum4shs): Fix C++ function name.
+ (vec_any_ge): Remove C++ functions for unsupported arg combinations.
+ (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
+ argument passed to the error handler in C macro.
+ (vec_nmsub): Remove extra parens around argument names in C macro.
+ (vec_packpx): Add missing parens in C macro.
+
+2004-07-22 Paolo Bonzini <bonzini@gnu.org>
+
+ * machmode.def: Remove vector modes.
+ * config/alpha/alpha-modes.def: Add supported vector modes.
+ * config/arm/arm-modes.def: Likewise.
+ * config/frv/frv-modes.def: Likewise.
+ * config/i386/i386-modes.def: Likewise.
+ * config/rs6000/rs6000-modes.def: Likewise.
+ * config/sh/sh-modes.def: Likewise.
+
+2004-07-23 Matthias Klose <doko@debian.org>
+
+ * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
+ * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
+ * config.h: Regenerate.
+ * configure: Likewise.
+
+2004-07-22 Mark Mitchell <mark@codesourcery.com>
+
+ * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
+ generated SYMBOL_REFs for labels.
+ * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
+ Change prototype.
+ (machopic_stub_name): Remove.
+ (machopic_indirection_name): New function.
+ (machopic_mcount_stub_name): Likewise.
+ (machopic_classify_name): Remove.
+ (machopic_function_base_sym): New function.
+ (machpoic_classify_symbol): Likewise.
+ (machopic_classify_ident): Remove.
+ (machopic_define_ident): Likewise.
+ (machopic_define_name): Likewise.
+ (machopic_name_defined_p): Likewise.
+ (machopic_ident_defined_p): Likewise.
+ (darwin_strip_name_encoding): Likewise.
+ (machopic_define_symbol): New function.
+ * config/darwin.c (hashtab.h): Include.
+ (machopic_defined_list): Remove.
+ (machopic_classify_ident): Likewise.
+ (machopic_classify_name): Likewise.
+ (machopic_ident_defined_p): Likewise.
+ (machopic_define_ident): Likewise.
+ (machopic_define_name): Likewise.
+ (machopic_symbol_defined_p): New function.
+ (machopic_classify_symbol): Likewise.
+ (machopic_data_defined_p): Use machopic_classify_symbol.
+ (machopic_define_symbol): New function.
+ (machopic_function_base_sym): New function.
+ (machopic_non_lazy_pointers): Remove.
+ (machopic_non_lazy_ptr_name): Likewise.
+ (machopic_stubs): Likewise.
+ (machopic_stub_name): Likewise.
+ (NON_LAZY_POINTER_SUFFIX): New macro.
+ (STUB_SUFFIX): Likewise.
+ (machopic_indirection): New structure.
+ (machopic_indirections): New variable.
+ (machopic_indirection_hash): New function.
+ (machopic_indirection_eq): Likewise.
+ (machopic_indirection_name): Likewise.
+ (machopic_mcount_stub_name): New function.
+ (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
+ hash table.
+ (machopic_indirect_data_reference): Rework to use new functions.
+ (machopic_indirect_call_target): Likewise.
+ (machopic_legitimize_pic_address): Likewise.
+ (machopic_output_indirection): New function.
+ (machopic_finish): Use it.
+ (machopic_operand_p): Rework to use new functions.
+ (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
+ (darwin_strip_name_encoding): Remove.
+ (update_non_lazy_ptrs): Remove.
+ (update_stubs): Likewise.
+ (darwin_non_lazy_pcrel): Use new functions.
+ * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
+ (ASM_OUTPUT_LABELREF): Likewise.
+ (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
+ (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
+ (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
+ (TARGET_STRIP_NAME_ENCODING): Do not use
+ darwin_strip_name_encoding.
+ (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
+ darwin_strip_name_encoding.
+ * config/i386/darwin.h (FUNCTION_PROFILER): Use
+ machopic_mcount_stub_name.
+ * config/i386/i386.c (x86_output_mi_thunk): Use
+ machopic_indirection_name, not machopic_stub_name.
+ * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
+ machopic_function_base_sym.
+ (print_operand): Use machopic_classify_symbol.
+ (rs6000_emit_prologue): Use machopic_function_base_sym.
+ (output_profile_hook): Do not use machopic_stub_name.
+ (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
+
+2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/7284
+ * fold-const.c (extract_muldiv_1): Do not treat signed left shift
+ as multiplication.
+
+2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/implement-c.texi: New file.
+ * doc/extend.texi (C Implementation): Move to there.
+ * doc/gcc.texi: Include implement-c.texi.
+ * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
+
+2004-07-22 Jason Merrill <jason@redhat.com>
+
+ * integrate.c (copy_decl_for_inlining): Remove invisible reference
+ handling.
+ * tree-inline.c (setup_one_parameter): Likewise.
+
+2004-07-22 Brian Booth <bbooth@redhat.com>
+
+ * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
+ (substitute_and_fold): Propigate into VUSE operands when possible.
+ (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
+ (cp_lattice_meet): Handle merging of latticevalues when
+ UNKNOWN_VAL is present.
+ (visit_stmt): Visit assignments with V_MUST_DEFs.
+ (visit_assignment): Gather ccp information for V_MUST_DEF operands.
+ (ccp_fold): Deal with RHS' that are constant and virtual.
+ (evaluate_stmt): Handle UNKNOWN_VAL likely values.
+ (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
+ (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
+ V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
+ computing immediate uses.
+ (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
+ transition.
+ (replace_vuse_in): New function.
+ (likely_value): Add check of vuse operands.
+ (get_default_value): Set the default value of virtually defined
+ variables to UKNOWN_VAL instead of VARYING.
+
+2004-07-22 Richard Henderson <rth@redhat.com>
+
+ * expr.c (emit_push_insn): Don't use set_mem_attributes.
+
+2004-07-22 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
+ variables due to conditional compilation.
+
+2004-07-22 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-into-ssa.c (set_livein_block): Fix typo in comment.
+ (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
+ Release SSA names that have been re-renamed.
+ * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
+ variable.
+ * tree-ssa-alias.c (init_alias_info): If aliases have been
+ computed before, clear existing alias information.
+ (create_name_tags): Do no fixup PT_ANYTHING pointers.
+ If the new name tag for a pointer is different than the one it
+ had before, mark the old tag for renaming.
+ (replace_may_alias): New function.
+ (group_aliases): Call it.
+ (setup_pointers_and_addressables): Always call get_tmt_for.
+ (maybe_create_global_var): Don't create .GLOBAL_VAR more than
+ once.
+ (set_pt_anything): New local function.
+ (set_pt_malloc): New local function.
+ (merge_pointed_to_info): Don't merge pointed-to variables from
+ the original pointer if the destination is pointing to an
+ unknown location.
+ (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
+ (add_pointed_to_var): Do not add a variable to the points-to
+ set if the pointer is already pointing to anywhere.
+ (collect_points_to_info_r): If the defining statement is a PHI
+ node, only merge pointed-to information if the argument has
+ already been visited.
+ (get_tmt_for): Only create a new tag if the pointer didn't
+ have one already.
+ (dump_alias_info): Emit more information.
+ (dump_points_to_info_for): Likewise.
+ * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
+ try to get the annotation of an SSA_NAME.
+ * tree-ssa-operands.c (add_stmt_operand): Only check for empty
+ alias sets when checking is enabled.
+ * tree-ssa-pre.c (need_eh_cleanup): New local variable.
+ (eliminate): Mark basic blocks that will need
+ EH information cleaned up.
+ (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
+ predecessor.
+ Initialize need_eh_cleanup.
+ (fini_pre): Call tree_purge_all_dead_eh_edges and
+ cleanup_tree_cfg if needed.
+ Free need_eh_cleanup.
+ * tree-ssa.c (verify_ssa_name): New function.
+ (verify_def): Call it.
+ Re-arrange to avoid printing too many error messages.
+ (verify_use): Likewise.
+ (verify_phi_args): Likewise.
+ (verify_flow_insensitive_alias_info): New function.
+ (verify_flow_sensitive_alias_info): New function.
+ (verify_alias_info): New function.
+ (verify_ssa): Call verify_alias_info.
+ Clear TREE_VISITED on all the SSA_NAMEs before scanning the
+ program.
+ Re-arrange to avoid printing too many error messages.
+ * tree-ssanames.c (make_ssa_name): Clear
+ SSA_NAME_IN_FREE_LIST.
+ (release_ssa_name): Never release a default definition.
+ (release_defs): New function.
+ * tree.h: Declare it.
+ * tree-ssa-dce.c (remove_dead_stmt): Call it.
+
+2004-07-22 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
+ If true, do a depth-first search. Do a breadht-first search,
+ otherwise.
+ (walk_use_def_chains): Add new argument IS_DFS.
+ Update all users.
+ * tree-flow.h (walk_use_def_chains): Update prototype.
+
+2004-07-22 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.md: Tweak formatting.
+ (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
+ (mover2side, moverside, movemside, movei, op3, andu): Replace
+ live define_peephole:s with define_peephole2 near-equivalents.
+ Delete the rest.
+ ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
+ word-size modes.
+ ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
+ Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
+ "*mov_sidesi_mem" respectively.
+
+2004-07-22 Paolo Bonzini <bonzini@gnu.org>
+
+ * tree-cfg.c (gimplify_val): Move from tree-complex.c.
+ (gimplify_build1): Move from tree-complex.c do_unop.
+ (gimplify_build2): Move from tree-complex.c do_binop.
+ (gimplify_build3): New.
+ * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
+ Adjust throughout to call the functions above.
+ * tree-flow.h: Declare the functions above.
+ * tree-nested.c (gimplify_val): Rename to...
+ (tsi_gimplify_val): ... this.
+
+ * Makefile.in (tree_complex.o): Update dependencies.
+ (stor-layout.o): Depend on regs.h.
+ * c-common.c (handle_vector_size_attribute): Update for
+ vector types without corresponding vector modes.
+ * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
+ a corresponding vector mode is not available.
+ * print-tree.c (print_node): Print nunits for vector types
+ * regclass.c (have_regs_of_mode): New.
+ (init_reg_sets_1): Initialize it and use it instead
+ of allocatable_regs_of_mode.
+ * regs.h (have_regs_of_mode): Declare it.
+ * stor-layout.c (layout_type): Pick a mode for vector types.
+ * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
+ build_replicated_const, do_unop, do_binop, do_plus_minus,
+ do_negate, expand_vector_piecewise, expand_vector_parallel,
+ expand_vector_addition, expand_vector_operations_1,
+ expand_vector_operations, tree_lower_operations,
+ pass_lower_vector_ssa, pass_pre_expand): New.
+ (expand_complex_operations, pass_lower_complex): Remove.
+ * tree-optimize.c (init_tree_optimization_passes): Adjust
+ pass ordering for changes in tree-complex.c.
+ * tree-pass.h: Declare new passes.
+ * tree.c (finish_vector_type): Remove.
+ (make_vector_type): New.
+ (build_vector_type_for_mode, build_vector_type): Rewritten.
+ * tree.def (VECTOR_TYPE): Document where the number of
+ subparts is stored.
+ * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
+ (make_vector): Remove declaration.
+
+2004-07-21 Richard Henderson <rth@redhat.com>
+
+ * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
+ TREE_THIS_VOLATILE, may_aliases, or optimization level.
+ (remove_useless_vars): Dump debugging info.
+ (expand_used_vars): Move ...
+ * cfgexpand.c (expand_used_vars): ... here. Make static.
+ * tree-flow-inline.h (set_is_used): New.
+ (set_default_def): Use get_var_ann.
+ * tree-flow.h: Update decls.
+ * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
+ (create_ssa_var_map): Use it.
+ * tree-ssa.c (set_is_used): Remove.
+
+2004-07-22 Ben Elliston <bje@au.ibm.com>
+
+ * gdbinit.in: Set a breakpoint on internal_error.
+
+2004-07-21 Richard Henderson <rth@redhat.com>
+
+ * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
+ to create a new basic block.
+
+2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/15052
+ * c-decl.c (grokdeclarator): Only pedwarn for qualified void
+ return type on function definitions. Move other warnings for
+ qualified return type to -Wreturn-type. Do not condition any such
+ warnings on -pedantic. Update comments.
+ (start_function): Only copy function type from previous prototype
+ declaration if return types are compatible.
+ * c-typeck.c (function_types_compatible_p): Don't condition
+ warning for incompatibility of volatile qualifiers on the return
+ type on -pedantic. Update comment.
+ * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
+
+2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (set_init_index): Require designator to be of integer
+ type.
+
+2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/11250
+ * c-parse.in (init): Change to exprtype.
+ (primary): Set original_code for STRING to STRING_CST.
+ Call maybe_warn_string_init for compound literals.
+ (initdcl, notype_initdcl): Call maybe_warn_string_init.
+ (initval): Update.
+ * c-tree.h (maybe_warn_string_init): New.
+ (pop_init_level, process_init_element): Use struct c_expr.
+ (struct c_expr): Update comment.
+ * c-typeck.c (maybe_warn_string_init): New function.
+ (digest_init): Call it. Additional parameter strict_string. All
+ callers changed.
+ (output_init_element): Likewise.
+ (struct constructor_stack): Use struct c_expr for
+ replacement_value.
+ (really_start_incremental_init, push_init_level): Update.
+ (pop_init_level): Update. Return struct c_expr.
+ (process_init_level): Update. Take struct c_expr argument.
+
+2004-07-21 David S. Miller <davem@nuts.davemloft.net>
+
+ * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
+ commit.
+
+2004-07-21 Eric Christopher <echristo@redhat.com>
+
+ * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
+ removal.
+ * c-decl.c (pop_scope): Ditto.
+ * calls.c (expand_call): Remove call to current_nesting_level,
+ update comment accordingly. Remove calls to expand_start_target_temps
+ and expand_end_target_temps.
+ * cfgexpand.c (construct_init_block): Remove call to
+ expand_start_bindings_and_block.
+ (construct_exit_block): Remove call to expand_end_bindings.
+ * expr.c (safe_from_p): Remove BIND_EXPR handling.
+ (expand_expr_real_1): Ditto. Fix formatting.
+ (expand_vars): Delete.
+ * stmt.c (POPSTACK): Remove block_stack.
+ (stmt_status): Remove x_block_stack.
+ (block_stack): Delete.
+ (expand_start_bindings_and_block): Ditto.
+ (expand_start_target_temps): Ditto.
+ (expand_end_target_temps): Ditto.
+ (current_nesting_level): Ditto.
+ (warn_about_unused_variables): Ditto.
+ (expand_end_bindings): Ditto.
+ * tree.h: Remove declarations for above.
+
+2004-07-21 Steven Bosscher <stevenb@suse.de>
+
+ * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
+ * rtl.c (note_insn_name): Likewise.
+ * print-rtl.c (print_rtx): Don't print it.
+ * cfgrtl.h (can_delete_note_p): Don't handle it.
+ (rtl_delete_block): Likewise.
+ * passes.c (rest_of_handle_guess_branch_prob): Remove.
+ (rest_of_compilation): Don't call it.
+ * predict.c (process_note_predictions, process_note_prediction,
+ note_prediction_to_br_prob): Remove.
+ * basic-block.c (note_prediction_to_br_prob): Remove prototype.
+ * stmt.c (return_prediction): Remove.
+ (expand_value_return): Don't call it. Don't add prediction
+ notes for return statements.
+
+2004-07-21 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
+ once.
+
+2004-07-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * c-common.c (vector_types_convertible_p): Use vector types'
+ TYPE_SIZE and TREE_TYPE instead of their mode.
+ * convert.c (convert_to_integer): Likewise.
+ (convert_to_vector): Likewise.
+ * fold-const.c (fold_convert): Likewise.
+ * varasm.c (output_constant): Likewise.
+ * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
+ Allow a VECTOR_TYPE initializer to be made of several vectors.
+ For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
+ of cleared and need_to_clear, and use fold_convert.
+ * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
+ integer vectors.
+
+2004-07-20 Richard Henderson <rth@redhat.com>
+
+ * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
+ (expand_gimple_basic_block): out from here. Renamed from expand_block.
+
+2004-07-20 David S. Miller <davem@nuts.davemloft.net>
+
+ * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
+ enormous cost if not TARGET_HARD_MUL.
+
+2004-07-20 Andrew Pinski <apinski@apple.com>
+
+ PR target/16557
+ * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
+ (ASM_SPEC): here.
+
+2004-07-21 Paul brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
+
+2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (operand_equal_p): Temporarily support NULL args.
+ (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
+ (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
+
+2004-07-20 Zack Weinberg <zack@codesourcery.com>
+
+ * rtl.h (plus_constant): Delete.
+ (plus_constant_wide): Rename to plus_constant.
+ (plus_constant_for_output_wide): Delete vestigial prototype.
+ (GEN_INT): Remove unnecessary cast.
+ * tree.h (build_int_2, size_int_type): Delete.
+ (build_int_2_wide): Rename to build_int_2.
+ (size_int_wide): Rename to size_int_kind.
+ (size_int_type_wide): Rename to size_int_type.
+ (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
+ Remove unnecessary cast.
+ * tree.c (build_int_2_wide): Rename build_int_2; update comment.
+ * explow.c (plus_constant_wide): Rename plus_constant; update comment.
+ * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
+ (size_int_type_wide): Rename size_int_type.
+ (int_const_binop): Use size_int_type.
+ * c-lex.c (interpret_integer): Use build_int_2.
+ * final.c (split_double): Remove unnecessary casts.
+ * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
+
+2004-07-20 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
+ (gimplify_compound_lval): Use is_gimple_tmp_reg.
+ * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
+ (is_gimple_tmp_reg): New.
+ * tree-gimple.h (is_gimple_tmp_reg): Declare.
+
+2004-07-20 Richard Henderson <rth@redhat.com>
+
+ * tree-pretty-print.c (dump_generic_node): Dump
+ CALL_EXPR_HAS_RETURN_SLOT_ADDR.
+
+2004-07-20 Frank Ch. Eigler <fche@redhat.com>
+
+ * tree-mudflap.c (mf_set_options_fndecl): New tree.
+ (mudflap_init): Set it.
+ (mudflap_register_call): Remove __mf_init call.
+ (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
+ to pass "-ignore-reads" option to libmudflap if needed.
+
+2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
+
+ PR c++/14607
+ * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
+ (MAKE_DECL_ONE_ONLY): Undefine.
+ * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
+ readonly_data, one_only_data_section, forget_section): New prototypes.
+ * pa.c (pa_init_machine_status, som_text_section_asm_op): New
+ functions.
+ (pa_select_section): Add one-only (COMDAT) support.
+ * pa.h (struct machine_function): Define.
+ * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
+ (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
+ (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
+ ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
+ ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
+ (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
+ (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
+ (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
+ ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
+ for EXTRA_SECTION_FUNCTIONS.
+ * doc/install.texi: Update binutils requirements.
+
+2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
+ VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
+ VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
+ size_t.
+ (struct VEC): Use unsigned for num and alloc.
+ * vec.c (struct vec_prefix): Likewise.
+ (vec_o_reserve): Adjust.
+
+ * dbxout.c (dbxout_type): Fix printf format.
+
+ * tree.h (binfo_member): Remove.
+ * tree.c (binfo_member): Remove.
+
+2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h: Include vec.h
+ (DEF_VEC_P(tree)): New type.
+ (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
+ (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
+ (BINFO_LANG_SLOT): Remove.
+ (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
+ (struct tree_binfo): Turn base_binfos into a trailing
+ VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
+ (binfo_lang_slots): Remove.
+ * tree.c (binfo_lang_slots): Remove.
+ (make_tree_binfo_stat): Take a base binfo count, not a
+ lang slot count. Adjust.
+ * Makefile.in (TREE_H): Add vec.h
+ * alias.c (record_component_aliases): Adjust BINFO access.
+ * dbxout.c (dbxout_type): Likewise.
+ * dwarf2out.c (gen_member_die): Likewise.
+ * sdbout.c (sdbout_one_type): Likewise.
+ * tree-dump.c (deque_and_dump): Likewise.
+ * config/i386/i386.c (classify_argument,
+ contains_128bit_aligned_vector_p): Likewise.
+ * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
+ * doc/c-tree.texi (Classes): Update BINFO documentation.
+
+2004-07-20 Steven Bosscher <stevenb@suse.de>
+
+ * c-common.h (check_case_value): Remove prototype.
+ (c_add_case_label): Adjust prototype.
+ * c-common.c (check_case_value): Make static.
+ (check_case_bounds): New function.
+ (c_add_case_label): Use it. Take new argument orig_type.
+ * c-typeck.c (struct c_switch): New orig_type field.
+ (c_start_case): Set it.
+ (do_case): Pass it to c_add_case_label.
+ * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
+ cases from here. Add the labels in reverse order.
+ * stmt.c (struct case_node): Adjust comment. Remove balance field.
+ (add_case_node): Return nothing, don't check for duplicate cases.
+ Insert new case nodes in a list, not in an AVL tree.
+ (expand_end_case_type): Don't turn a case tree into a case list.
+ (case_tree2list): Remove.
+ * tree.h (add_case_node): Adjust prototype.
+
+2004-07-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * genattr.c (struct range, struct function_unit,
+ write_units, extend_range, init_range): Remove them.
+ (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
+ Output "#define INSN_SCHEDULING" here.
+ * genattrtab.c (struct range, struct function_unit_op,
+ struct function_unit, struct dimension, enum operator,
+ operate_exp, expand_units, simplify_knowing,
+ encode_units_mask, simplify_by_exploding,
+ find_and_mark_used_attributes, unmark_used_attributes,
+ add_values_to_cover, increment_current_value,
+ test_for_current_value, simplify_with_current_value,
+ simplify_with_current_value_aux, gen_unit,
+ write_unit_name, write_function_unit_info,
+ write_complex_function, write_toplevel_expr,
+ find_single_value, extend_range): Remove.
+ (write_attr_get): Do not handle common_av->value
+ being an FFS.
+ (struct attr_desc): Remove func_units_p and blockage_p.
+ (write_attr_valueq): Do not handle them.
+ (find_attr): Do not clear them.
+ (make_internal_attr): Do not initialize them.
+ (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
+ * sched-vis.c (init_target_units, insn_print_units,
+ init_block_visualization, print_block_visualization,
+ visualize_scheduled_insns, visualize_no_unit,
+ visualize_stall_cycles, visualize_alloc,
+ visualize_free, target_units, get_visual_tbl_length,
+ MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
+ visual_tbl_line_length, visual_tbl, n_vis_no_unit,
+ MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
+ * haifa-sched.c (blockage_range, clear_units,
+ schedule_unit, actual_hazard, potential_hazard,
+ insn_unit, unit_last_insn, unit_tick,
+ actual_hazard_this_instance, potential_hazard,
+ schedule_unit, max_insn_queue_index_value): Remove.
+ (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
+ max_insn_queue_index.
+ * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
+ * doc/md.texi (Processor pipeline description): Remove
+ references to old pipeline descriptions.
+ (Automaton pipeline description): Merge with the above.
+ (Old pipeline description, Comparison of the two descriptions):
+ Remove.
+
+ * bt-load.c (migrate_btr_def): Remove references to
+ use_pipeline_interface.
+ * haifa-sched.c (insn_cost, schedule_insn,
+ schedule_block, advance_one_cycle, sched_init,
+ queue_to_ready, sched_finish): Likewise.
+ * modulo-sched.c (sms_schedule, advance_one_cycle,
+ ps_has_conflicts): Likewise.
+ * sched-rgn.c (init_ready): Likewise.
+ (debug_dependencies): Likewise, and remove an "if (1)".
+ * target.h (use_dfa_pipeline_interface): Remove.
+ * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+ * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
+
+2004-07-19 Roger Sayle <roger@eyesopen.com>
+
+ * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
+
+2004-07-19 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
+ (get_eq_expr_value): Use it. Simplify slightly.
+
+2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
+
+ * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
+ (umulsidi3_32bit_r4000): Likewise.
+
+2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h: Propagate location information properly.
+ (VEC_T_iterate): Add result pointer parameter.
+ (VEC_T_space): New.
+ (VEC_T_reserve): Use it.
+
+2004-07-19 Daniel Jacobowitz <dan@debian.org>
+
+ * Makefile.in (c-format.o): Depend on c-format.h.
+ * c-format.h: New file.
+ (struct format_char_info): Add CHAIN member.
+ * c-format.c: Move some types and constants to c-format.h.
+ (format_type_error): Set to -1.
+ (struct function_format_info): Use an int for format_type.
+ (decode_format_type): Return an int. Return format_type_error
+ on error.
+ (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
+ (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
+ (scan_char_table, time_char_table, monetary_char_table): Initialize
+ CHAIN to NULL.
+ (n_format_types): New variable.
+ (check_format_info_main): Handle CHAIN in format_char_info.
+ (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
+ TARGET_N_FORMAT_TYPES.
+ * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
+ (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
+ * config/sol2-c.c: New file.
+ * config/t-sol2: New file.
+ * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
+ * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
+ TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
+
+ * doc/extend.texi (Target Format Checks): New section.
+ (Function Attributes): Mention it.
+ * doc/invoke.texi: Mention target format checks.
+ * doc/sourcebuild.texi: Mention target format checks.
+ * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
+ TARGET_FORMAT_TYPES.
+
+2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_return_address_offset): Prototype
+ added.
+ * config/s390/s390.c (regclass_map initializer): Register 35 added to
+ ADDR_REGS.
+ (load_multiple_operation, store_multiple_operation): Removed
+ pointless sanity check.
+ (s390_decompose_address): Added check for return_address_pointer_rtx.
+ (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
+ (s390_return_address_offset): New function.
+ * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
+ (FRAME_REGNO_P): Added check for register 35.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
+ REG_ALLOC_ORDER): Appended entry for register 35.
+ (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
+ (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
+ (RETURN_ADDRESS_POINTER_REGNUM): New macro.
+ (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
+ is eliminable using stack pointer or hard frame pointer.
+ (REGISTER_NAMES): Added name for register 35.
+ * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
+ pointless sanity check.
+
+2004-07-19 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (tree_expr_nonzero_p): Add function prototype.
+ (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
+ fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
+ (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
+ of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
+ (fold_relational_const): Tidy up handling of floating point
+ comparisons by calling real_compare. Remove tree_expr_nonzero_p
+ transformation; fold_relational_const assumes constant operands.
+
+2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
+
+ * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
+ directory.
+
+2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (struct c_expr): Define.
+ (C_SET_EXP_ORIGINAL_CODE): Remove.
+ (parser_build_binary_op, build_compound_expr): Update prototypes.
+ * c-parse.in (%union): Add exprtype.
+ (FUNC_NAME): Mark as ttype.
+ (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
+ exprtype.
+ (expr): Update. Define directly in terms of expr_no_commas
+ instead of using nonnull_exprlist.
+ (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
+ offsetof_member_designator, typespec_nonreserved_nonattr, init,
+ initval, designator, component_declarator,
+ component_notype_declarator, enumerator, array_declarator,
+ condition, exexpr, switch_statement, stmt_nocomp, stmt,
+ nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
+ set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
+ where appropriate.
+ * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
+ * c-common.c (c_common_truthvalue_conversion): Don't check
+ C_EXP_ORIGINAL_CODE.
+ * c-typeck.c (parser_build_binary_op): Use c_expr structures.
+ Don't use C_EXP_ORIGINAL_CODE.
+ (default_conversion, default_function_array_conversion): Don't use
+ C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
+ (internal_build_compound_expr): Merge into build_compound_expr.
+ (build_compound_expr): Take two operands instead of a TREE_LIST.
+ * objc/objc-act.c (get_super_receiver): Update calls to
+ build_compound_expr.
+
+2004-07-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/sh/sh.c (sh_use_dfa_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
+ hook_int_void_1.
+ * config/sh/sh.md: Extract pipeline descriptions
+ into separate files.
+ * config/sh/sh1.md: New file, extracted from sh.md.
+ * config/sh/sh4.md: New file, extracted from sh.md.
+ * config/sh/shmedia.md: New file, extracted from sh.md
+ and rewritten using new-style pipeline description.
+
+2004-07-18 Zack Weinberg <zack@codesourcery.com>
+
+ * config/pa/pa.md: Delete the two remaining define_peephole
+ patterns.
+
+2004-07-18 Steven Bosscher <stevenb@suse.de>
+ Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-common.c (c_common_truthvalue_conversion): Don't warn if
+ TREE_NO_WARNING is set.
+
+2004-07-18 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
+ simplify_builtin_strncmp): Delete.
+ (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
+ Change argument to accept an arglist instead of an "exp". Assume
+ that the return type is always integer_type_node. Copy missing
+ transformations from their now obsolete simplify_builtin_*
+ equivalents.
+ (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
+ fold_builtin_strcmp and fold_builtin_strncmp.
+ (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
+ and fold_builtin_strncmp instead of simplify_builtin_memcmp,
+ simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
+
+2004-07-18 Daniel Jacobowitz <dan@debian.org>
+
+ * Makefile.in (tree-alias-common.o): Update dependencies.
+
+2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * cfgloop.c (flow_loop_nested_p): Fix comment.
+
+2004-07-17 Jason Merrill <jason@redhat.com>
+
+ PR c++/16115
+ * stor-layout.c (relayout_decl): New fn.
+ * tree.h: Declare it.
+ (DECL_BY_REFERENCE): New macro.
+
+2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * libgcc2.c (__enable_execute_stack): New symbol.
+ * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
+ and declare __enable_execute_stack.
+ * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
+ * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
+ * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
+ ENABLE_EXECUTE_STACK.
+ * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
+ on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
+ * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
+ ENABLE_EXECUTE_STACK.
+ * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
+ * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
+ on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
+ * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
+ ENABLE_EXECUTE_STACK.
+ * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
+ * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
+ * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
+ * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
+ * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
+ on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
+ (sparc64_initialize_trampoline): Likewise.
+ * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
+
+2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * langhooks.h (builtin_function): New langhook.
+ * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * tree.h (builtin_function): Remove.
+ * doc/tm.texi: Update.
+ * c-tree.h (builtin_function): Declare.
+ * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
+ config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
+ config/ia64/ia64.c, config/iq2000/iq2000.c,
+ config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
+ config/stormy16/stormy16.c: All callers of builtin_function
+ changed.
+
+2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/16556
+ * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
+ Remove white space after the backslash.
+
+2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/16294
+ * resource.c (return_insn_p): New predicate.
+ (mark_target_live_regs): Use it. Special-case return insns.
+ (init_resource_info): Use it. Don't scan the epilogue past
+ a return.
+
+2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
+ destroy dominance information.
+ * passes.c (rest_of_handle_loop2): Free dominance information.
+ * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
+ jump threading.
+ (thread_jumps): Update dominance information and remove unreachable
+ blocks.
+ * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
+ information and remove the unreachable block.
+
+2004-07-17 Graham Stott <graham.stott@btinternet.com>
+
+ * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
+
+2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ * doc/sourcebuild.texi: Remove libf2c entry.
+
+2004-07-17 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/i386/i386.md (movv16qi_internal): Fix typo.
+
+2004-07-17 Steven Bosscher <stevenb@suse.de>
+
+ * final.c (final_scan_insn): Fix broken commit from previous
+ patch.
+
+2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (parser_build_binary_op): Condition warnings for
+ X<=Y<=Z on -Wparentheses instead of -Wextra.
+ * doc/invoke.texi: Update. Document that most of -Wparentheses is
+ supported for C only.
+
+2004-07-17 Steven Bosscher <stevenb@suse.de>
+
+ * cfgcleanup.c (try_simplify_condjump): Don't remove line
+ notes to avoid unreachable code warnings.
+ * toplev.c (backend_init): Don't emit line notes for
+ unreachable code warnings.
+
+ * combine.c (distribute_notes): Don't distribute a
+ REG_VTABLE_REF note.
+ * final.c (final_scan_insn): Don't handle it.
+ * rtl.c (reg_note_name): Remove it.
+ * rtl.h (enum reg_node): Dito.
+
+ * emit-rtl.c (force_line_numbers, restore_line_number_status):
+ Remove.
+ * rtl.h (force_line_numbers, restore_line_number_status):
+ Remove prototypes.
+
+ * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
+ * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
+ (using_eh_for_cleanups): Also moved here.
+
+ * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
+ <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
+ to expand_start_case and add_case_node.
+ * stmt.c (struct nesting): Cleanup unused fields condition_code,
+ last_unconditional_cleanup, nominal_type, printname, and
+ line_number_status.
+ (struct fixup_goto): Remove.
+ (struct stmt_status): Remove x_goto_fixup_chain field.
+ (goto_fixup_chain): Remove.
+ (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
+ pushcase, pushcase_range): Remove.
+ (expand_start_bindings_and_block): Don't set unused fields in
+ the nesting stack.
+ (expand_start_case, add_case_node): Cleanup unused formal arguments.
+ (expand_end_case_type): Don't simplify the case-list. Use emit_jump
+ instead of emit_jump_if_reachable.
+ (emit_case_nodes): Likewise.
+ * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
+ static.
+ (update_eh_label): Work around left-over exception handing regions.
+ * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
+ * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
+ (pass_cleanup_cfg_post_optimizing): New pass.
+ (init_tree_optimization_passes): Run the new pass after all
+ optimizations.
+ * tree.h (pushcase, pushcase_range): Remove prototypes.
+ (expand_start_case, add_case_node): Update prototypes.
+
+2004-07-16 Krister Walfridsson <cato@df.lth.se>
+
+ * tree-inline.c (estimate_num_insns_1): Correct increase of count.
+
+2004-07-16 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (std_expand_builtin_va_arg): Remove.
+ (expand_builtin_va_arg): Remove.
+ * expr.h: Don't declare them.
+ * gimplify.c (mark_decls_volatile_r): Remove.
+ (copy_if_shared_r): Don't call it.
+ * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
+ * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
+ * gimple-low.c (lower_stmt): Likewise.
+ * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
+ * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+ * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
+ EXPAND_BUILTIN_VA_ARG.
+ * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
+ * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
+ config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
+ config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+2004-07-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (insert_aux): Break out if we hit
+ a critical edge.
+
+2004-07-16 Richard Henderson <rth@redhat.com>
+
+ * basic-block.h (remove_fake_exit_edges): Declare.
+ * cfganal.c (remove_fake_predecessors): Rename from
+ remove_fake_successors; iterate over predecessors.
+ (remove_fake_exit_edges): New.
+ * cfgcleanup.c (try_optimize_cfg): Use it.
+ * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
+ * predict.c (estimate_probability): Likewise.
+ (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
+ * tree-cfg.c (make_edges): Likewise.
+ * tree-ssa-pre.c (fini_pre): Likewise.
+ * profile.c (instrument_edges): Don't remove_fake_edges.
+ (branch_prob): Do it earlier here.
+
+2004-07-16 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
+ switchification wrt CONSTRUCTOR. Document the reason.
+
+2004-07-16 Frank Ch. Eigler <fche@redhat.com>
+
+ * tree-mudflap.c (mf_file_function_line_tree): Correct typo
+ that prevented descriptive __mf_check source location strings.
+
+2004-07-16 Richard Henderson <rth@redhat.com>
+
+ * tree-def (WITH_SIZE_EXPR): New.
+ * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
+ * expr.c (expand_expr_real_1): Likewise.
+ * gimplify.c (maybe_with_size_expr): New.
+ (gimplify_arg, gimplify_modify_expr): Use it.
+ (gimplify_modify_expr_to_memcpy): Take size parameter.
+ (gimplify_modify_expr_to_memset): Likewise.
+ (gimplify_expr): Handle WITH_SIZE_EXPR.
+ * tree-alias-common.c (find_func_aliases): Likewise.
+ * tree-eh.c (tree_could_trap_p): Likewise.
+ (tree_could_throw_p): Likewise.
+ * tree-gimple.c (is_gimple_lvalue): Likewise.
+ (get_call_expr_in): Likewise.
+ * tree-inline.c (estimate_num_insns_1): Likewise.
+ (expand_calls_inline): Likewise.
+ * tree-nested.c (convert_call_expr): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ * tree-sra.c (sra_walk_expr): Likewise.
+ * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
+ * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+ * tree-tailcall.c (find_tail_calls): Likewise.
+
+ * calls.c (expand_call): Reset old_stack_allocated after
+ calling emit_stack_restore.
+
+2004-07-16 Richard Henderson <rth@redhat.com>
+
+ * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
+ lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
+ * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
+ * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
+ copy_res_decl_for_inlining.
+
+ * tree-inline.c (declare_return_variable): New modify_dest argument.
+ Use it as the return value, when possible or manditory. Handle
+ TREE_ADDRESSABLE types.
+ (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
+ replacement of CALL_EXPR.
+
+2004-07-16 Richard Henderson <rth@redhat.com>
+
+ * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
+ * gimple-low.c (expand_var_p): Don't check it.
+ * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
+ * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
+ * tree-ssa-operands.c (add_stmt_operand): Likewise.
+ * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
+ (find_referenced_vars): Don't call them.
+ * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
+
+2004-07-16 Richard Henderson <rth@redhat.com>
+
+ * function.c (pass_by_reference): True for all variable sized types.
+
+2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
+ * tree-pretty-print.c: Include tree-chrec.h.
+ (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
+ and POLYNOMIAL_CHREC nodes.
+
+2004-07-16 Steve Ellcey <sje@cup.hp.com>
+
+ * builtins.c (expand_builtin_stpcpy): Do not create temporary
+ reg with VOIDmode.
+
+2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
+
+ * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
+
+2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md: Changed every occurence of BASE_REGISTER
+ to BASE_REGNUM.
+ * config/s390/s390.c: Likewise.
+ * config/s390/s390.h: Likewise.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (addsi3, adddi3): Remove special handling
+ of $sp adds. Remove REGNO checks from mips16 patterns.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md: Delete outdated comment.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (get_float_compare_codes): Delete.
+ (mips_emit_compare): New function, mostly extracted from
+ get_float_compare_codes and gen_conditional_branch.
+ (gen_conditional_branch, gen_conditional_move): Use it.
+
+2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
+
+ * genautomata.c (add_vect): Speedup by using integers as
+ bit-vectors for walking through the comb_vect and finding
+ a match.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
+ operand is an uns_arith_operand; use subtraction otherwise.
+ * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
+ not just arith_operands.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (gen_int_relational): Delete.
+ (mips_emit_scc): Declare.
+ * config/mips/mips.c (internal_test): Delete.
+ (sle_operand, sleu_operand): New functions.
+ (map_test_to_internal_test, gen_int_relational): Delete.
+ (mips_emit_binary, mips_relational_operand_ok_p)
+ (mips_emit_int_relational, mips_zero_if_equal)
+ (mips_emit_scc): New functions.
+ (gen_conditional_branch): Rework to use mips_emit_int_relational.
+ * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
+ sleu_operand.
+ * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
+ (sltu, sleu): Use mips_emit_scc.
+ (*sge_[sd]i, *sgeu_[sd]i): New patterns.
+ (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
+ (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
+ (*sne_[sd]i): Likewise sne_[sd]i_zero.
+ (*sgt_[sd]i): ...and sgt_[sd]i.
+ (*slt_[sd]i): ...and slt_[sd]i.
+ (*sgtu_[sd]i): ...and sgtu_[sd]i.
+ (*sltu_[sd]i): ...and sltu_[sd]i.
+ (*sleu_[sd]i): ...and sleu_[sd]i_const.
+ Name previously unnamed mips16 patterns. Formatting fixes.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
+ (branch_type): Delete.
+ (gen_conditional_branch, gen_conditional_move)
+ (mips_gen_conditional_trap): Update after name change. Get the
+ comparison mode from cmp_operands[0].
+ * config/mips/mips.h (cmp_type, branch_type): Delete.
+ (cmp_operands): Renamed from branch_cmp.
+ * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
+ name change. Don't set branch_type.
+ (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
+ mode class of cmp_operands[0] rather than branch_type. Update after
+ name change.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
+ of 0...255 to 0 when inside a SET.
+
+2004-07-16 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md: Remove mips16 define_peepholes.
+
+2004-07-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
+ (fini_pre): Remove fake edges.
+
+2004-07-15 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
+ (get_indirect_ref_operands, get_call_expr_operands): ... these.
+
+2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h (VEC_address): New function.
+
+2004-07-14 Jason Merrill <jason@redhat.com>
+
+ PR middle-end/15885
+ * gimplify.c (gimplify_arg): New fn, split out from...
+ (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
+
+2004-07-15 Roman Zippel <zippel@linux-m68k.org>
+
+ * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
+ generate code which is generated by pushqi1 now
+ * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
+
+2004-07-15 Roman Zippel <zippel@linux-m68k.org>
+
+ * combine.c (simplify_set): match the mode of the constant 0 with
+ the tested operand to match the compare behaviour and the
+ simplify_relational_operation() expectation.
+
+2004-07-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
+ ("bordered"): Same.
+
+2004-07-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
+ unconditionally.
+ * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
+
+2004-07-15 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
+ calls in mips16 code.
+
+2004-07-15 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
+ the destination of the li as well as for the neg.
+
+2004-07-15 Frank Ch. Eigler <fche@redhat.com>
+
+ g++/15861
+ * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
+ * cgraph.h: Update declaration.
+ * c-decl.c (build_cdtor): Update call with default priority.
+ * coverage.c (create_coverage): Ditto.
+ * tree-mudflap.c (mf_init_fndecl): New tree.
+ (mudflap_init): Set it.
+ (mudflap_register_call): Arrange to call __mf_init before the first
+ __mf_register call.
+ (mudflap_finish_file): Mark the mudflap static initializer as extra
+ high priority, to beat all C++ static constructors.
+
+2004-07-15 Jeff Law <law@redhat.com>
+
+ * loop.c (check_insn_for_givs): Restore check for code labels that was
+ accidentally deleted by a recent checkin.
+
+2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
+ (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
+
+2004-07-14 Richard Henderson <rth@redhat.com>
+
+ * print-tree.c (print_node): Fix casts last change.
+
+2004-07-15 Paul Brook <paul@codesourcery.com>
+
+ * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
+ to TARGET_UNWIND_INFO.
+ * except.c (output_function_exception_table): Ditto.
+ * except.h: Ditto.
+ * opts.c (decode_options): Ditto.
+ * passes.c (rest_of_handle_final): Ditto.
+ * final.c (final_start_function): Ditto.
+ (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
+ target hook.
+ * targhooks.h (default_unwind_emit): Declare.
+ * targhooks.c (default_unwind_emit): New function.
+ * target-def.h: Define and use TARGET_UNWIND_EMIT.
+ * target.h (struct gcc_target): Add unwind_emit.
+ * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
+ * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
+ Remove IA64_UNWIND_EMIT.
+ * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
+
+2004-07-14 Richard Henderson <rth@redhat.com>
+
+ * print-tree.c (print_node): Handle SSA_NAME.
+
+2004-07-14 James E Wilson <wilson@specifixinc.com>
+
+ PR target/16325
+ * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
+ and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
+
+2004-07-15 Jakub Jelinek <jakub@redhat.com>
+
+ * expr.c (expand_assignment): Reenable bitfield += optimizations.
+ Use alias set 0 for memory, do proper mode calculations and adjust
+ address for memories.
+
+2004-07-14 Per Bothner <per@bothner.com>
+
+ * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
+ structure with extra column field.
+ * tree.c (expand_location): Also fill in column field.
+ * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
+ gets confused by the two conditionally-compiled definitions.
+
+2004-07-14 Eric Christopher <echristo@redhat.com>
+
+ * calls.c (expand_call): Fix typo in comment.
+
+2004-07-14 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
+ comparision of TFmode.
+
+2004-07-14 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
+ (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
+ * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
+ * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
+ * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
+ * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
+ * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
+ * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
+ * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
+
+2004-07-14 Mike Stump <mrs@apple.com>
+
+ * config/darwin.h (WINT_TYPE): Define to be int to match
+ system header files.
+
+2004-07-14 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (function_arg_advance): Check for args
+ that must be passed in the stack.
+ (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
+ arguments if the size is not a constant.
+
+2004-07-14 Per Bothner <per@bothner.com>
+
+ * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
+ instead of EXPR_LOCUS in a boolean context, which is always true
+ if --enable-mapped-location.
+ * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
+
+2004-07-14 Richard Henderson <rth@redhat.com>
+
+ * dominance.c (struct dom_info): Add fake_exit_edge.
+ (init_dom_info): Allocate it.
+ (free_dom_info): Free it.
+ (calc_dfs_tree): Set it. Handle noreturn and infinite loops
+ in two passes.
+ (calc_idoms): Honor fake_exit_edge.
+
+2004-07-13 Jason Merrill <jason@redhat.com>
+
+ * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
+ (rhs_test_for): New fn.
+ (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
+ * tree-gimple.h: Declare them.
+ * gimplify.c (gimplify_modify_expr): Use the new fns.
+
+2004-07-14 Richard Henderson <rth@redhat.com>
+
+ * config/arm/arm-protos.h (arm_va_arg): Remove.
+ * config/arm/arm.c (arm_va_arg): Remove.
+ (arm_init_expanders): Fix alignment of arg_pointer_rtx.
+ * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (fix_range): New function to mark a range(s) of registers as
+ fixed registers.
+ (override_options): Call fix_range if the -mfixed-range option string
+ is not empty.
+ * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
+ * doc/invoke.texi (-mfixed-range): Document new option.
+
+2004-07-14 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
+ for TARGET_64BIT.
+ (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
+
+2004-07-14 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (expand_sdiv_pow2): New function to expand signed division
+ by a positive power of two, split out from expand_divmod. Provide
+ an alternate implementation when shifts are expensive. Lower the
+ threshold for using a branchless implementation to BRANCH_COST >= 2.
+ (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
+
+2004-07-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * tree-dfa.c (make_rename_temp): *Really* work just
+ like create_tmp_var if called while outside SSA form.
+
+2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("udivsi3"): Ensure trap is generated
+ for division by zero.
+ ("umodsi3"): Likewise.
+
+2004-07-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_output_move): When generating mips16 code,
+ force loads of negative constants to be split.
+ * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
+ Generalize SImode li/neg splitter to cope with other modes.
+
+2004-07-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * expmed.c: Remove more references to QUEUED in the comments.
+ * expr.c: Likewise.
+
+2004-07-14 Richard Sandiford <rsandifo@redhat.com>
+
+ Revert:
+ 2004-07-13 Richard Henderson <rth@redhat.com>
+ * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
+ correctly.
+
+2004-07-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * tree-dfa.c (make_rename_temp): Work just like
+ create_tmp_var if called while outside SSA form.
+
+2004-07-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (enqueue_insn, finish_expr_for_function,
+ protect_from_queue, queued_subexp_p, mark_queue,
+ emit_insns_enqueued_after_mark, emit_queue,
+ expand_increment): Remove.
+ (store_constructor): Expand increment as an assignment.
+ (expand_expr_real_1 <case PREINCREMENT_EXPR,
+ case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
+ case POSTDECREMENT_EXPR>): Abort.
+ * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
+ QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
+ protect_from_queue, emit_queue, queued_subexp_p): Remove.
+ * function.h (pending_chain, x_pending_chain): Remove.
+ * rtl.def (QUEUED): Remove.
+
+ * emit-rtl.c (copy_insn_1, copy_most_rtx,
+ set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
+ * genattrtab.c (attr_copy_rtx, clear_struct_flag,
+ encode_units_mask): Likewise.
+ * local-alloc.c (equiv_init_varies_p): Likewise.
+ * rtl.c (copy_rtx): Likewise.
+ * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
+ * simplify-rtx.c (simplify_gen_subreg): Likewise.
+ * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
+
+ * builtins.c (expand_builtin, expand_builtin_apply,
+ expand_builtin_mathfn, expand_builtin_mathfn_2,
+ expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
+ Remove calls to emit_queue and protect_from_queue.
+ * calls.c (expand_call, precompute_arguments,
+ precompute_register_parameters, rtx_for_function_call,
+ store_one_arg): Likewise.
+ * dojump.c (do_compare_and_jump, do_jump): Likewise.
+ * explow.c (memory_address): Likewise.
+ * expmed.c (clear_by_pieces_1, clear_storage,
+ clear_storage_via_libcall, emit_group_load,
+ emit_group_store, emit_store_flag,
+ expand_expr_real_1, store_by_pieces,
+ store_constructor, store_expr, try_casesi,
+ try_tablejump): Likewise.
+ * function.c (expand_pending_sizes): Likewise.
+ * optabs.c (emit_cmp_and_jump_insns,
+ emit_conditional_add, emit_conditional_move,
+ expand_fix, expand_float, prepare_cmp_insn): Likewise.
+ * stmt.c (emit_case_bit_tests,
+ expand_asm_expr, expand_computed_goto,
+ expand_decl_init, expand_end_case_type,
+ expand_end_stmt_expr, expand_expr_stmt_value,
+ expand_return, expand_start_case,
+ optimize_tail_recursion): Likewise.
+ * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
+ * config/s390/s390.c (s390_expand_cmpmem): Likewise.
+
+2004-07-14 Ben Elliston <bje@au.ibm.com>
+
+ * vec.h: Comment fix.
+
+2004-07-13 Richard Henderson <rth@redhat.com>
+
+ * target.h (struct gcc_target): Add calls.pass_by_reference.
+ * target-def.h (TARGET_PASS_BY_REFERENCE): New.
+ * function.c (pass_by_reference): Use the hook.
+ * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
+ * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
+ (hook_pass_by_reference_must_pass_in_stack): New.
+ * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
+ (alpha_pass_by_reference): New.
+ (TARGET_PASS_BY_REFERENCE): New.
+ * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/arc/arc.c (arc_pass_by_reference): New.
+ (TARGET_PASS_BY_REFERENCE): New.
+ * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ (FUNCTION_ARG_CALLEE_COPIES): True.
+ * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
+ * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
+ (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
+ * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/cris/cris.c (cris_pass_by_reference): New.
+ (TARGET_PASS_BY_REFERENCE): New.
+ * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
+ (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
+ (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
+ * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
+ * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
+ (frv_function_arg_pass_by_reference): Remove.
+ * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
+ * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
+ (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
+ * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
+ * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
+ (ia64_pass_by_reference): Rename from
+ ia64_function_arg_pass_by_reference.
+ * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
+ * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
+ (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
+ * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
+ * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
+ * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
+ (m32r_pass_by_reference): Adjust prototype. Make static.
+ Handle mode sizes correctly.
+ * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
+ (m68hc11_function_arg_pass_by_reference): Remove.
+ * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
+ * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
+ * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
+ * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
+ (mips_va_arg): Use pass_by_reference.
+ (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
+ Handle mode sizes correctly.
+ * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
+ * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
+ * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
+ (mmix_pass_by_reference): Rename from
+ mmix_function_arg_pass_by_reference.
+ * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ (FUNCTION_ARG_CALLEE_COPIES): True.
+ * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
+ (mn10300_pass_by_reference): New.
+ * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ (FUNCTION_ARG_CALLEE_COPIES): True.
+ * config/pa/pa.c (pa_pass_by_reference): New.
+ (TARGET_PASS_BY_REFERENCE): New.
+ * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ (FUNCTION_ARG_CALLEE_COPIES): True.
+ * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
+ * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
+ (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
+ * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
+ * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
+ (s390_pass_by_reference): Rename from
+ s390_function_arg_pass_by_reference.
+ (s390_function_arg_advance): Don't query pass-by-ref.
+ (s390_function_arg): Likewise.
+ (s390_gimplify_va_arg): Use pass_by_reference.
+ (s390_call_saved_register_used): Likewise.
+ * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
+ (shcompact_byref, sh_pass_by_reference): New.
+ * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ (SHCOMPACT_BYREF): Remove.
+ * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
+ * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
+ (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
+ (sparc_gimplify_va_arg): Use pass_by_reference.
+ * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
+ (v850_pass_by_reference): New.
+ * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ (FUNCTION_ARG_CALLEE_COPIES): True.
+ * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
+ FUNCTION_ARG_PASS_BY_REFERENCE docs.
+
+2004-07-14 Richard Henderson <rth@redhat.com>
+ Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_va_arg): Delete.
+ * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
+ * config/mips/mips.c: Include tree-gimple.h.
+ (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+ (mips_arg_info): Remove special handling of must_pass_in_stck args.
+ (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
+ (function_arg_pass_by_reference): Return true if must_pass_in_stack.
+
+2004-07-13 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
+ arguments for COND_EXPR in big-endian adjustment code.
+
+2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
+ * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
+ * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
+ * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
+
+2004-07-13 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/16443
+ * tree-ssa-alias.c: Add more description for
+ CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
+ * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
+ clobbering of call-clobbered and addressable variables. If
+ there are any before aliases have been computed, add them.
+
+2004-07-13 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-optimize.c (execute_todo): Flush DUMP_FILE before
+ verification.
+
+2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
+ of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
+ to the same type.
+
+2004-07-13 Per Bothner <per@bothner.com>
+
+ * collect2.c (main): Handle --no-demangle and --demangle flags.
+
+2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * Makefile.in (OBJS-common): Add tree-data-ref.o.
+ (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
+ (tree-data-ref.o): New rule.
+ * lambda.h: New file.
+ * tree-data-ref.c: New file.
+ * tree-data-ref.h: New file.
+ * tree.c (int_cst_value, tree_fold_gcd): New functions.
+ * tree.h (int_cst_value, tree_fold_gcd): Declared here.
+
+2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/13926
+ * config/sparc/sparc-protos.h (output_ubranch): New prototype.
+ * config/sparc/sparc.c (output_ubranch): New function.
+ * config/sparc/sparc.md (jump pattern): Use it.
+
+2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/16494
+ * config/sparc/sparc.c (output_cbranch): Properly guard
+ the code handling far branches with TARGET_V9.
+ * config/sparc/sparc.md (length attribute): Document the
+ side-effect of having a length greater or equal to 3.
+
+2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
+
+ PR target/15186
+ * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
+ /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
+
+2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Martin Sebor <sebor@roguewave.com>
+
+ PR target/12602
+ * doc/invoke.texi (SPARC options): Document -threads
+ and -pthreads on Solaris.
+
+2004-07-13 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (std_gimplify_va_arg_expr): Handle types passed
+ by reference.
+ (ind_gimplify_va_arg_expr): Remove.
+ * tree.h (ind_gimplify_va_arg_expr): Remove.
+ * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
+ * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
+ argsp to be null.
+
+ * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
+ (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
+ * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
+ config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
+ config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
+
+2004-07-13 Richard Henderson <rth@redhat.com>
+
+ * function.c (pass_by_reference): New.
+ (assign_parm_find_data_types): Use it.
+ * calls.c (initialize_argument_information): Likewise.
+ (emit_library_call_value_1): Likewise.
+ * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
+ * function.h (pass_by_reference): Declare.
+
+2004-07-13 Richard Henderson <rth@redhat.com>
+
+ * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
+ * target.h (struct gcc_target): Add calls.must_pass_in_stack.
+ * expr.h (MUST_PASS_IN_STACK): Remove.
+ * system.h (MUST_PASS_IN_STACK): Poison.
+ * tree.h (must_pass_in_stack_var_size): Declare.
+ (must_pass_in_stack_var_size_or_pad): Declare.
+ * calls.c (must_pass_in_stack_var_size): New.
+ (must_pass_in_stack_var_size_or_pad): Rename from
+ default_must_pass_in_stack.
+ * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
+ (TARGET_MUST_PASS_IN_STACK): New.
+ * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
+ * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
+ (TARGET_MUST_PASS_IN_STACK): New.
+ * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
+ * config/frv/frv.c (frv_must_pass_in_stack): New.
+ (TARGET_MUST_PASS_IN_STACK): New.
+ * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
+ * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
+ * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
+ (ix86_must_pass_in_stack): Make static.
+ * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
+ * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
+ * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
+ * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
+ * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
+ * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
+ * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
+ (mcore_must_pass_on_stack): Remove.
+ * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
+ * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
+ * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
+ * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
+ * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
+ * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
+ * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
+ * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
+ (TARGET_MUST_PASS_IN_STACK): New.
+ * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
+ * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
+ * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
+ * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
+ * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
+ * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
+ * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
+ MUST_PASS_IN_STACK.
+
+ * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
+ config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
+ config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
+ config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
+ config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
+ config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
+ config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
+ config/xtensa/xtensa.c: Use target hook.
+
+2004-07-13 Anthony Heading <aheading@jpmorgan.com>
+
+ * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
+ * configure: Rebuilt.
+
+2004-07-13 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
+ * config/mips/mips.h (mips_reg_names): Don't declare.
+ (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
+ (TARGET_NAME_REGS): Delete.
+ (TARGET_SWITCHES): Remove -mrnames.
+ (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
+ (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
+ in REGISTER_NAMES.
+ * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
+ (override_options): Remove handling of TARGET_NAME_REGS.
+
+2004-07-13 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (TARGET_*): Boolify.
+
+2004-07-12 Nick Clifton <nickc@redhat.com>
+
+ * config.gcc: Add sh-*-symbianelf target.
+ * config/sh/sh.c: Add new target macros:
+ TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
+ TARGET_CXX_IMPORT_EXPORT_CLASS.
+ (sh_file_start): Create a definition of the .directive section.
+ (sh_attribute): Add dllimport and dllexport attributes.
+ * config/sh/symbian-pre.h: New file.
+ * config/sh/symbian-post.h: New file.
+ * config/sh/symbian.c: New file. Contains Symbian specific
+ functions.
+ * config/sh/sh-protos.h: Add prototypes for new functions
+ provided by symbian.c.
+ * config/sh/t-symbian: New file.
+ * doc/extend.texi: Document support for dllimport and dllexport
+ attributes by the sh-symbianelf target.
+
+2004-07-12 James E Wilson <wilson@specifixinc.com>
+
+ * Makefile.in (AR): Use @AR@ not ar.
+ (NM): New.
+ (AR_FOR_TARGET): Use $(AR) not ar for native.
+ (NM_FOR_TARGET): Use $(NM) not nm for native.
+ * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
+ * configure: Regenerate.
+
+2004-07-12 David S. Miller <davem@nuts.davemloft.net>
+
+ * config/sparc/sparc.md (ashlsi3): Eliminate const 1
+ special case.
+ (ashldi3_sp64): Likewise.
+
+2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/16477
+ * pa.c (function_arg): Update comment.
+ * pa.h (BLOCK_REG_PADDING): Define.
+
+2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/16461
+ * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
+ arguments of phi nodes.
+
+2004-07-12 Devang Patel <dpatel@apple.com>
+
+ * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
+
+2004-07-12 Steve Ellcey <sje@cup.hp.com>
+
+ * function.c (expand_function_start): Ensure r_save is in Pmode.
+ * calls.c (prepare_call_address): Ensure static_chain_value is
+ in Pmode.
+ * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
+ r_save_area are in Pmode.
+ * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
+ fnaddr, and static_chain are in Pmode.
+
+2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/16445
+ * config/ia64/ia64.c (bundling): Don't count ignored insns.
+
+2004-07-12 Richard Henderson <rth@redhat.com>
+
+ * target.h (struct gcc_target): Move gimplify_va_arg_expr
+ next to build_builtin_va_list.
+ * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
+ * builtins.c (gimplify_va_arg_expr): Likewise.
+ * gimplify.c (copy_if_shared_r): Likewise.
+
+2004-07-12 Alexandre Oliva <aoliva@redhat.com>
+
+ * passes.c (rest_of_decl_compilation): Don't defer call of
+ assemble_variable if its DECL_RTL is already set.
+
+2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * cfgloop.h (struct loop): Add nb_iterations field.
+ (current_loops): Declare.
+ * tree-chrec.c (chrec_not_analyzed_yet,
+ chrec_dont_know, chrec_known, count_ev_in_wider_type,
+ chrec_contains_symbols_defined_in_loop): Remove the temporary
+ hooks.
+ * tree-flow-inline.h (loop_containing_stmt): New function.
+ * tree-scalar-evolution.c: Add implementation.
+ * tree-scalar-evolution.h: Add declarations.
+
+2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/15921
+ * Makefile.in (global.o): Add recog.h.
+
+ * global.c (recog.h): Add the include-clause.
+ (bb_info): New member earlyclobber.
+ (allocate_bb_info, free_bb_info): Initialize/finish the new
+ member.
+ (earlyclobber_regclass, earlyclobber_regclass_length): The new
+ global variables.
+ (check_earlyclobber, regclass_intersect,
+ mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
+ New functions.
+ (calculate_local_reg_bb_info): Calculate value of earlyclobber.
+ (make_accurate_live_analysis): Modify pavin.
+
+2004-07-12 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-cfg.c (find_taken_edge): Statically compute the truth
+ value of a predicate comparing an SSA_NAME to itself.
+
+2004-07-12 Roger Sayle <roger@eyesopen.com>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
+ rs6000 doesn't have shift-and-add or shift-and-sub instructions
+ by returning the cost of a multiplication plus an addition.
+
+2004-07-12 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/14107
+ * gimplify.c (gimplify_return_expr): Accept a
+ RETURN_EXPR with an error argument.
+ * tree-optimize.c (init_tree_optimization_passes):
+ Run pass_warn_function_return at -O0.
+
+2004-07-12 Roger Sayle <roger@eyesopen.com>
+
+ * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
+ index entry.
+
+2004-07-12 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
+ * config/mips/3000.md: Add copyright notice. Remove automota and
+ function units; use generic ones instead. Only define reservations
+ for things that are different from generic.md. Extend each clause
+ to include r3900.
+ * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
+ * config/mips/mips.md: Include them. Remove define_function_units.
+ (alu, imuldiv): New automata and units.
+
+2004-07-12 Ben Elliston <bje@au.ibm.com>
+
+ * doc/invoke.texi (Optimize Options): Document -frename-registers
+ not being enabled by default at -O3.
+
+2004-07-11 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
+ floating point additions, to keep real immediate constant positive.
+ <MINUS_EXPR>: For floating point subtractions, only transform X - -C
+ into X + C, and leave positive real constants as X - C.
+
+2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
+
+2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/15654
+ * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
+
+2004-07-11 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (fold_builtin_fputs): Don't bother converting the
+ return type to integer_type_node, as we've already checked that
+ the result will be ignored.
+
+ * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
+ that signed addition, subtraction, multiplication, division,
+ remainder, negation and absolute value may potentially trap.
+
+ * fold-const.c (fold_ignored_result): New function to strip
+ non-side-effecting tree nodes from an expression whose result
+ is ignored.
+ (fold_convert): Call fold_ignored_result when casting a value
+ to VOID_TYPE.
+ (omit_one_operand): Call fold_ignored_result on the "omitted"
+ operand when building a COMPOUND_EXPR.
+ (pedantic_omit_one_operand): Likewise.
+ * tree.h (fold_ignored_result): Prototype here.
+ * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
+ when we're going to ignore the result.
+
+2004-07-11 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/16383
+ * tree-ssa-ccp.c (fold_stmt_r): Split out...
+ * tree.c (fields_compatible_p, find_compatible_field): ... new.
+ * tree.h (fields_compatible_p, find_compatible_field): Declare.
+ * tree-sra.c (sra_hash_tree): Hash fields by offset.
+ (sra_elt_eq): Use fields_compatible_p.
+ (generate_one_element_ref): Use find_compatible_field.
+
+2004-07-11 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/16422
+ * tree-sra.c (generate_one_element_init): New.
+ (generate_element_init): Use it.
+ (scalarize_init): Push/pop gimplify context around it.
+ (find_new_referenced_vars_1, find_new_referenced_vars): New.
+ * gimplify.c (gimplify_expr): Allow SSA_NAME.
+
+2004-07-11 Roger Sayle <roger@eyesopen.com>
+
+ * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
+ combine.c's combine_insn_cost.
+ * rtl.h (insn_rtx_cost): Prototype here.
+ * combine.c (combine_insn_cost): Delete function.
+ (combine_validate_cost): Update callers of combine_insn_cost to
+ call insn_rtx_cost instead.
+ (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
+ requesting the rtx_cost of call and/or jump instructions.
+
+ * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
+ rtx_cost directly. Don't request/use the cost of call or jump
+ instructions. Return -1 if the cost of any instruction can't be
+ determined (or the BB contains a function call).
+ (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
+ -1 (i.e. can't determine the cost of any instruction or the basic
+ block contains a subroutine call).
+ (find_if_case_2): Likewise.
+
+2004-07-11 Roger Sayle <roger@eyesopen.com>
+
+ * rs6000.c (struct processor_costs): Change semantics of fields to
+ include the COST_N_INSNS scaling, and update all initializers.
+ (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
+ Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
+ Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
+ optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
+
+2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * LANGUAGES: Remove obsolete information.
+
+2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
+ SIGBUS signal frames, the PSW address points *to* the faulting
+ instruction, not after it.
+
+2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
+ added to TLS symbol addresses.
+
+2004-07-11 Richard Henderson <rth@redhat.com>
+
+ * expmed.c (init_expmed): Use stack-local structures for
+ temporary rtl. Don't recognize shifts.
+
+2004-07-11 Richard Henderson <rth@redhat.com>
+
+ * expr.c (store_expr): Don't fiddle subreg promotion for types
+ with precision smaller than the mode.
+
+2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * tree.h (all_types_permanent): Remove.
+
+2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
+ maybe_build_cleanup, update_decl_after_saving): Remove hooks.
+ * langhooks.c (lhd_clear_binding_stack): Remove.
+ * langhooks-def.h (lhd_clear_binding_stack,
+ LANG_HOOKS_MAYBE_BUILD_CLEANUP,
+ LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
+ LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
+ LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
+ (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
+ * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
+ LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
+ LANG_HOOKS_MAYBE_BUILD_CLEANUP,
+ LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
+ * tree.h (poplevel): Don't declare.
+ * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
+ LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
+ * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
+ LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
+ Remove.
+
+2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR tree-optimization/16437
+ * c-common.c (shorten_compare): Don't mark result of conversion to
+ narrower signed type as overflowing.
+ * fold-const.c (decode_field_reference): Determine whether
+ signedness comes from outer type using precision rather than size.
+
+2004-07-11 Phil Edwards <phil@codesourcery.com>
+
+ * configure.ac: Alphabetize --enable-checking list, add
+ missing valgrind entry.
+ * configure: Regenerate.
+
+2004-07-11 Phil Edwards <phil@codesourcery.com>
+
+ * doc/install.texi (Testing): Fix syntax in "make check" example.
+
+2004-07-10 James E Wilson <wilson@specifixinc.com>
+
+ * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
+
+2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR rtl-optimization/16001
+ * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
+ niter_expr.
+
+2004-07-10 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
+
+2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
+ James Morrison <phython@gcc.gnu.org>
+
+ * doc/contrib.texi (Contributors): Add gfortran contributors and
+ fix a couple of typos.
+
+2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR rtl-optimization/15387
+ * calls.c (check_sibcall_argument_overlap_1): Handle pointers
+ to incoming args space correctly.
+
+2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (output_indirect_call): Only use %r2 as the link register in
+ indirect calls with the long PA 2.0 pc-relative branch.
+
+2004-07-10 Daniel Jacobowitz <dan@debian.org>
+
+ * config/i386/i386.c (override_options): Pick a 64-bit CPU
+ for the default tuning if TARGET_64BIT.
+
+2004-07-10 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
+ to HOST_WIDE_INT. Fold pad-args-down arithmetic.
+
+2004-07-10 Jakub Jelinek <jakub@redhat.com>
+
+ * expr.h (store_bit_field, extract_bit_field): Remove last argument.
+ * expmed.c (store_bit_field, extract_bit_field): Remove last
+ argument.
+ * builtins.c (expand_builtin_signbit): Adjust callers.
+ * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
+ * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
+ * ifcvt.c (noce_emit_move_insn): Likewise.
+ * stmt.c (expand_return): Likewise.
+ * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
+ store_field, expand_expr_real_1): Likewise.
+
+2004-07-10 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
+
+2004-07-09 Mike Stump <mrs@apple.com>
+
+ * config/darwin.c (no_dead_strip): Add.
+ (HAVE_DEAD_STRIP): Add.
+ (darwin_emit_unwind_label): Ensure that we don't dead code strip
+ the .eh label.
+
+2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-im.c: New file.
+ * Makefile.in (tree-ssa-loop-im.o): Add.
+ * cfgloop.c (superloop_at_depth): New function.
+ * cfgloop.h (superloop_at_depth): Declare.
+ * common.opt (ftree-lim): New flag.
+ * expr.c (array_ref_up_bound): New function.
+ * params.def (PARAM_LIM_EXPENSIVE): New parameter.
+ * timevar.def (TV_LIM): New timevar.
+ * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
+ computing immediate uses of a phi node.
+ * tree-flow.h (struct tree_ann_common_d): Add aux field.
+ (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
+ * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
+ * tree-pass.h (pass_lim): Declare.
+ * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
+ functions.
+ (pass_lim): New pass structure.
+ * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
+ * tree.c (in_array_bounds_p): New function.
+ * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
+ (in_array_bounds_p, array_ref_up_bound): Declare.
+ * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
+ * doc/passes.texi (tree-ssa-loop-im.c): Document.
+
+2004-07-09 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (expand_builtin_stpcpy): Don't modify len.
+
+ * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
+ with prejudice.
+
+2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
+
+ * flags.h: Delete redundant prototypes that are being generated
+ in options.h from common.opt.
+ * common.opt: Add in the expository comments formerly in flags.h.
+
+2004-07-09 Jan Beulich <jbeulich@novell.com>
+
+ * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
+ available for use only when TARGET_MMX/_SSE is set, and check for
+ variable argument function if any register count is non-zero.
+ (function_arg): Correctly suppress repeated warnings for passing SSE
+ vectors are arguments without SSE enabled.
+ (ix86_function_arg_boundary): Without SSE enabled, the use of what
+ would be SSE register modes does no longer influence the alignment.
+
+2004-07-09 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
+ Always align upward to arg boundary. Use size_in_bytes/round_up.
+ Maintain type-correctness of constants.
+ * stor-layout.c (round_up, round_down): Special-case powers of 2.
+
+2004-07-09 David S. Miller <davem@nuts.davemloft.net>
+
+ * config/sparc/sparc.c (*_costs): Scale instruction costs
+ by COSTS_N_INSNS.
+ (sparc_rtx_costs): Adjust as appropriate.
+
+2004-07-09 Jan Beulich <jbeulich@novell.com>
+
+ * config/i386/mm3dnow.h: New.
+ * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
+
+2004-07-09 Richard Henderson <rth@redhat.com>
+
+ * simplify-rtx.c (simplify_const_relational_operation): Only
+ look at bounds of scalar integers.
+
+2004-07-09 Jan Beulich <jbeulich@novell.com>
+
+ * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
+
+2004-07-09 Andrew Pinski <apinski@apple.com>
+
+ * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
+ always referenced.
+ (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
+ UOBJC_METACLASS_decl.
+
+2004-07-09 James E Wilson <wilson@specifixinc.com>
+
+ PR target/16364
+ * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
+ do return a parallel if hfa_mode == XFmode and mode == TImode.
+
+2004-07-09 Jan Beulich <jbeulich@novell.com>
+
+ * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
+ permissible for unary plus.
+
+2004-07-09 Jan Beulich <jbeulich@novell.com>
+
+ * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
+ (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
+ (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
+ (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
+ BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
+ * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
+ BUILTIN_POPCOUNTxxx): Arguments are unsigned.
+ (BUILTIN_xxxIMAX): New.
+ * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
+ BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
+ BUILT_IN_PARITYIMAX.
+
+2004-07-09 David S. Miller <davem@nuts.davemloft.net>
+
+ * config/sparc/sparc.h (processor_costs): Define.
+ (sparc_costs): Declare.
+ * config/sparc/sparc.c (cypress_costs, supersparc_costs,
+ hypersparc_costs, sparclet_costs, ultrasparc_costs,
+ ultrasparc3_costs): New.
+ (sparc_override_options): Set sparc_costs as appropriate.
+ (sparc_rtx_costs): Use sparc_costs instead of messy
+ conditionals.
+
+2004-07-09 Steven Bosscher <stevenb@suse.de>
+
+ * doc/md.texi (Processor pipeline description): Mention that
+ the old pipeline description is deprecated.
+
+ * config/rs6000/7450.md (automaton ppc7450): Split up, move
+ mciu_7450 function unit to...
+ (automaton ppc7450mciu): ...new automaton.
+
+ * haifa-sched.c (insert_schedule_bubbles_p): Remove.
+ (schedule_block): Don't consider inserting bubbles.
+ (sched_init): Don't initialize DFA bubbles.
+ * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
+ TARGET_SCHED_DFA_BUBBLE): Remove.
+ * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
+ * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
+ TARGET_SCHED_DFA_BUBBLE): Remove documentation.
+
+ * stmt.c (conditional_context): Remove prototype.
+ * tree.h (conditional_context): Remove.
+ * tree-cfg.c (pre_insert_on_edge): Remove.
+
+ * c-common.h (c_expand_asm_operands): Remove prototype.
+ * c-typeck.c (c_expand_asm_operands): Remove.
+
+2004-07-09 Jan Beulich <jbeulich@novell.com>
+
+ * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
+ their base modes. CTImode, TCmode, and XCmode must be passed in memory.
+ TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
+ and V8QI are class SSE. All sufficiently small remaining vector modes
+ must be passed in one or two integer registers.
+ (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
+ returned in memory.
+ (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
+ __builtin_ia32_pmuludq128 have non-uniform argument and return types
+ and must thus be handled explicitly.
+ * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
+ MMX and XMM regs.
+ (movv8qi_internal, movv4hi_internal, movv2si_internal,
+ movv2sf_internal): Permit moving between MMX and XMM registers (since
+ MMX areguments and return values are passed in XMM registers).
+ (sse2_umulsidi3): Correct type and mode.
+
+2004-07-09 Richard Henderson <rth@redhat.com>
+
+ * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
+
+2004-07-09 Eric Christopher <echristo@redhat.com>
+
+ * config/rs6000/40x.md: Split into two automatons.
+
+2004-07-09 Zack Weinberg <zack@codesourcery.com>
+ Andrew Pinski <apinski@apple.com>
+
+ * c-opts.c (c_common_post_options): Force unit-at-a-time mode
+ on when we have more than one input file.
+ (c_common_parse_file): Restore loop over all input files.
+ Clarify diagnostic for -dy when YYDEBUG wasn't defined.
+
+ * c-decl.c (set_type_context): New function.
+ (pop_scope): Use it to set context of types. When we
+ encounter a TYPE_DECL, set the context of the attached type too.
+ (pop_file_scope): Don't call cpp_undef_all here.
+ (diagnose_mismatched_decls): Do not complain about a second
+ definition of an 'extern inline' function if it's not in the
+ same translation unit. Do not complain about inline
+ declaration after use if the use was in a different
+ translation unit.
+ (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
+ (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
+ the external scope.
+ (pushdecl_top_level): Likewise.
+ (grokdeclarator): Clarify what is going on with setting
+ DECL_EXTERNAL on function types, a little.
+ (c_write_global_declarations): Don't do anything if
+ -fsyntax-only or errors have been encountered.
+
+2004-07-09 Zack Weinberg <zack@codesourcery.com>
+
+ * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
+
+2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/16459
+ * pa.c (output_indirect_call): Use %r2 as the link register when
+ calling $$dyncall with a pc-relative branch.
+
+2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (Binaries): Mention OpenPKG.
+
+2004-07-09 Diego Novillo <dnovillo@redhat.com>
+
+ Fix PR tree-optimization/15555
+ * tree-dfa.c (dump_variable): If the variable is a pointer
+ SSA_NAME, also dump its points-to information.
+ * tree-flow.h (struct ptr_info_def): Add field
+ is_dereferenced.
+ (dump_points_to_info_for): Declare.
+ (debug_points_to_info_for): Declare.
+ * tree-optimize.c (init_tree_optimization_passes): Add a
+ second alias analysis pass after DOM2.
+ Move pass_del_pta to a later spot.
+ * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
+ create a name tags when we find a dereferenced pointer. Just
+ mark the pointer dereferenced.
+ (collect_points_to_info_for): Move code to clear points-to
+ information to create_name_tags.
+ (create_name_tags): New function.
+ (compute_flow_sensitive_aliasing): Call it.
+ (setup_pointers_and_addressables): Mark type tags for renaming
+ here instead of ...
+ (create_memory_tag): ... here.
+ (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
+ (dump_points_to_info_for): Declare extern.
+ (debug_points_to_info_for): New function.
+
+2004-07-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/arc/arc.md: Switch to DFA-based scheduler description.
+ * config/arc/arc.c: Switch to DFA-based scheduler description.
+
+2004-07-09 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
+ pointer.
+
+2004-07-09 Richard Henderson <rth@redhat.com>
+
+ * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
+ * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
+ * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+ * config/v850/v850-protos.h (v850_va_arg): Remove.
+ * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
+ * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
+ (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
+ (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
+
+2004-07-09 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/12133
+ * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
+ and DImode to use +/-4k offset.
+
+2004-07-09 Richard Henderson <rth@redhat.com>
+
+ * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
+ Remove.
+ * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (xstormy16_gimplify_va_arg_expr): Rewrite from
+ xstormy16_expand_builtin_va_arg.
+ * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+ * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
+ * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
+
+ * config/sh/sh-protos.h (sh_va_arg): Remove.
+ * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
+ * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+ * config/pa/pa-protos.h (hppa_va_arg): Remove.
+ * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
+ * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+ * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
+ * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
+ * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.md (return): Rewrite length formula.
+ * config/sparc/sparc.c (output_return): Pass 1 as 5th
+ argument to final_scan_insn when in a delay slot.
+ (output_sibcall): Likewise.
+
+2004-07-09 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_cpp_interwork): New variable.
+ (arm_override_options): Set it if TARGET_INTERWORK was on the command
+ line.
+ * arm.h (arm_cpp_interwork): Declare it.
+ (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
+ __THUMB_INTERWORK__ in the preprocessor.
+
+2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
+
+2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/16416
+ * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
+ Override default settings to account for -m32 and -m64.
+
+2004-07-08 Randolph Chung <tausq@debian.org>
+
+ * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
+
+2004-07-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * builtins.c (fold_builtin_strncpy): Make sure len is a constant
+ before comparing it as such.
+
+2004-07-08 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
+ temporary. Use bit arithmetic to align.
+
+2004-07-08 Jerry Quinn <jlquinn@optonline.net>
+
+ * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
+ nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
+ NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
+ * bb-reorder.c (mark_bb_for_unlikely_executed_section,
+ add_labels_and_missing_jumps, find_jump_block,
+ fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
+ Likewise.
+ * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
+ link_btr_uses, move_btr_def): Likewise.
+ * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
+ expand_builtin_expect_jump): Likewise.
+ * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
+ * calls.c (expand_call, emit_library_call_value_1): Likewise.
+ * cfganal.c (forwarder_block_p): Likewise.
+ * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
+ make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
+ find_bb_boundaries): Likewise.
+ * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
+ merge_blocks_move_predecessor_nojumps,
+ merge_blocks_move_successor_nojumps, insns_match_p,
+ flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
+ try_optimize_cfg): Likewise.
+ * cfgexpand.c (expand_block, construct_exit_block): Likewise.
+ * cfglayout.c (skip_insns_after_block, label_for_bb,
+ record_effective_endpoints, insn_locators_initialize,
+ fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
+ * cfgmainloop.c (create_loop_notes): Likewise.
+ * cfgrtl.c (delete_insn, delete_insn_chain,
+ create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
+ update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
+ block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
+ redirect_branch_edge, force_nonfallthru_and_redirect,
+ rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
+ rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
+ update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
+ purge_dead_edges, cfg_layout_redirect_edge_and_branch,
+ cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
+ cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
+ need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
+ * combine.c (combine_instructions, can_combine_p, try_combine,
+ find_split_point, record_dead_and_set_regs, reg_dead_at_p,
+ distribute_notes, distribute_links, insn_cuid): Likewise.
+ * cse.c (fold_rtx, cse_insn, cse_around_loop,
+ invalidate_skipped_block, cse_set_around_loop,
+ cse_end_of_basic_block, cse_main, cse_basic_block,
+ cse_condition_code_reg): Likewise.
+ * cselib.c (cselib_process_insn): Likewise.
+ * ddg.c (create_ddg): Likewise.
+ * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
+ Likewise.
+ * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
+ gen_label_die, dwarf2out_var_location): Likewise.
+ * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
+ next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
+ last_call_insn, active_insn_p, next_label, prev_label,
+ link_cc0_insns, next_cc0_user, try_split, add_insn_after,
+ add_insn_before, remove_insn, add_function_usage_to,
+ reorder_insns, find_line_note, remove_unnecessary_notes,
+ emit_insn_after_1, classify_insn): Likewise.
+ * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
+ connect_post_landing_pads, sjlj_mark_call_sites,
+ sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
+ can_throw_internal, can_throw_external, set_nothrow_function_flags,
+ convert_to_eh_region_ranges): Likewise.
+ * explow.c (optimize_save_area_alloca): Likewise.
+ * expr.c (expand_expr_real): Likewise.
+ * final.c (insn_current_reference_address, compute_alignments,
+ shorten_branches, final, scan_ahead_for_unlikely_executed_note,
+ final_scan_insn, output_asm_label, leaf_function_p): Likewise.
+ * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
+ propagate_block_delete_insn, propagate_one_insn,
+ init_propagate_block_info, propagate_block, libcall_dead_p,
+ mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
+ Likewise.
+ * function.c (instantiate_virtual_regs, reorder_blocks_1,
+ expand_function_start, expand_function_end, contains,
+ thread_prologue_and_epilogue_insns,
+ reposition_prologue_and_epilogue_notes): Likewise.
+ * gcse.c (constprop_register, bypass_conditional_jumps,
+ insert_insn_end_bb, gcse_after_reload): Likewise.
+ * genemit.c (gen_expand, gen_split): Likewise.
+ * genpeep.c (gen_peephole, main): Likewise.
+ * global.c (build_insn_chain): Likewise.
+ * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
+ * haifa-sched.c (unlink_other_notes, unlink_line_notes,
+ get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
+ restore_line_notes, rm_redundant_line_notes, rm_other_notes,
+ ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
+ * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
+ cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
+ merge_if_block, block_jumps_and_fallthru_p, find_if_block,
+ dead_or_predicable): Likewise.
+ * integrate.c (try_constants): Likewise.
+ * jump.c (rebuild_jump_labels, cleanup_barriers,
+ purge_line_number_notes, init_label_info, mark_all_labels,
+ squeeze_notes, get_label_before, get_label_after,
+ reversed_comparison_code_parts, simplejump_p, pc_set,
+ returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
+ delete_barrier, delete_prior_computation, delete_computation,
+ delete_related_insns, delete_for_peephole, redirect_jump):
+ Likewise.
+ * lcm.c (optimize_mode_switching): Likewise.
+ * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
+ Likewise.
+ * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
+ * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
+ * loop-iv.c (simplify_using_assignment): Likewise.
+ * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
+ libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
+ find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
+ loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
+ check_insn_for_givs, check_final_value, update_giv_derive,
+ basic_induction_var, product_cheap_p, check_dbra_loop,
+ loop_insn_first_p, last_use_this_basic_block,
+ canonicalize_condition, get_condition, loop_regs_scan, load_mems,
+ try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
+ * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
+ sms_schedule_by_order): Likewise.
+ * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
+ * postreload.c (reload_cse_simplify_operands, reload_combine,
+ reload_cse_move2add): Likewise.
+ * predict.c (can_predict_insn_p, estimate_probability,
+ expected_value_to_br_prob, process_note_predictions): Likewise.
+ * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
+ * profile.c (branch_prob): Likewise.
+ * ra-build.c (live_out_1, livethrough_conflicts_bb,
+ detect_webs_set_in_cond_jump): Likewise.
+ * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
+ ra_print_rtl_with_bb): Likewise.
+ * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
+ * recog.c (next_insn_tests_no_inequality, find_single_use,
+ split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
+ * reg-stack.c (next_flags_user, record_label_references,
+ emit_swap_insn, swap_rtx_condition, subst_stack_regs,
+ compensate_edge, convert_regs_1): Likewise.
+ * regclass.c (scan_one_insn): Likewise.
+ * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
+ regmove_optimize, fixup_match_1, single_set_for_csa,
+ combine_stack_adjustments_for_block): Likewise.
+ * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
+ * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
+ find_equiv_reg): Likewise.
+ * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
+ reload_as_needed, emit_input_reload_insns, do_output_reload,
+ delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
+ Likewise.
+ * reorg.c (find_end_label, emit_delay_sequence,
+ delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
+ get_jump_flags, rare_destination, mostly_true_jump,
+ try_merge_delay_insns, redundant_insn, own_thread_p,
+ fill_simple_delay_slots, fill_slots_from_thread,
+ fill_eager_delay_slots, relax_delay_slots, make_return_insns,
+ dbr_schedule): Likewise.
+ * resource.c (find_basic_block, next_insn_no_annul,
+ find_dead_or_set_registers, mark_target_live_regs): Likewise.
+ * rtl.h (RTX_PREV): Likewise.
+ * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
+ no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
+ reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
+ find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
+ tablejump_p, computed_jump_p, insns_safe_to_move_p,
+ find_first_parameter_load, can_hoist_insn_p): Likewise.
+ * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
+ sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
+ * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
+ schedule_ebbs): Likewise.
+ * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
+ is_conditionally_protected, can_schedule_ready_p,
+ add_branch_dependences, debug_dependencies): Likewise.
+ * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
+ Likewise.
+ * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
+ reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
+ set_dominates_use, ujump_to_loop_cont): Likewise.
+ * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
+ * varasm.c (output_constant_pool_1): Likewise.
+
+2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-scalar-evolution.c: New file.
+ * tree-scalar-evolution.h: New file.
+ * tree-ssa-loop-niter.c: New file.
+ * Makefile.in (SCEV_H): New.
+ (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
+ * cfgloop.h (struct loop): Add bounds field.
+ * tree-flow.h (struct tree_niter_desc): New type.
+ (number_of_iterations_cond, number_of_iterations_exit,
+ loop_niter_by_eval, find_loop_niter_by_eval,
+ estimate_numbers_of_iterations, can_count_iv_in_wider_type,
+ free_numbers_of_iterations_estimates): Declare.
+ * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
+ * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
+ * doc/invoke.texi (max-iterations-to-track): Document.
+
+2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
+ * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
+ (MODE_AFTER): Add cast appropriately.
+ * config/sh/sh.md (movdi splitter): Likewise.
+ (casesi_worker_2): Add const qualifier appropriately.
+ (eh_return): Remove unused variable.
+ (insv): Initialize v;
+
+2004-07-08 Richard Henderson <rth@redhat.com>
+
+ * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
+ * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
+ * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
+ (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
+
+ * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
+ * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
+ * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+ * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
+ * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
+ * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+ * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
+ * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
+ * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+ * config/i860/i860-protos.h (i860_va_arg): Remove.
+ * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
+ * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
+
+ * system.h: Prototype getpagesize if missing.
+ * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2004-07-08 Richard Henderson <rth@redhat.com>
+
+ * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
+ * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (fr30_gimplify_va_arg_expr): New.
+ (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
+ * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/16414
+ * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
+ of asm_noperands result.
+
+2004-07-08 Richard Henderson <rth@redhat.com>
+
+ * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
+ * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
+ * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+2004-07-08 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (ind_gimplify_va_arg_expr): New.
+ * tree.h (ind_gimplify_va_arg_expr): Declare.
+ * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
+
+2004-07-08 Jan Beulich <jbeulich@novell.com>
+
+ * expmed.c (extract_bit_field): Correct condition to use vec_extract
+ patterns also on vector elements other than the first one.
+ * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
+ break statements.
+
+2004-07-08 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/darwin-ldouble.c: Correct reference
+ to the Linnainmaa paper.
+
+2004-07-08 Richard Henderson <rth@redhat.com>
+
+ * config/arc/arc-protos.h (arc_va_arg): Remove.
+ * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
+ * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+ * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
+ * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+ (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
+ * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
+
+2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
+
+2004-07-08 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (static_ctors, static_dtors): Make static.
+ (pop_file_scope): Call c_common_write_pch and
+ cgraph_finalize_compilation_unit here.
+ (build_cdtor): Moved here from c-objc-common.c; simplify.
+ (c_write_global_declarations_1): Clarify comment.
+ (c_write_global_declarations): Close the external scope before
+ doing anything else. Call build_cdtor, cgraph_optimize, and
+ mudflap_finish_file here.
+ * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
+ Clarify comment.
+ * c-objc-common.c: No need to include cgraph.h.
+ (build_cdtor): Moved to c-decl.c.
+ (c_objc_common_finish_file): Delete.
+ * c-tree.h: Update to match.
+ * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
+ (generate_static_references): Set TREE_USED before calling finish_decl.
+ Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
+ on the static_instances_decl.
+
+2004-07-08 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
+ decls when there is only one input translation unit.
+ * langhooks.c (lhd_set_decl_assembler_name): Partially revert
+ change of 2004-07-05; do not treat declarations with
+ DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
+ * opts.c (cur_in_fname): Delete.
+ * opts.h: Likewise.
+ * tree.c: Revert changes of 2004-07-05; no special treatment
+ for TRANSLATION_UNIT_DECLs.
+ * Makefile.in (tree.o): Update dependencies.
+
+2004-07-08 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (fold_builtin_strcpy): Merge functionality from
+ simplify_builtin_strcpy. Add additional len argument. No longer
+ static. Remove function prototype.
+ (fold_builtin_strncpy): Likewise integrate functionality from
+ simplify_builtin_strncpy. Add additional slen argument. No
+ longer static. Remove function prototype.
+ (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
+ (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
+ types of "ignore" and "unlocked" parameters to bool.
+ (fold_builtin_1): Add additional ignore argument. Call renamed
+ fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
+ builtins. Update arguments to fold_builtin_strncpy and
+ fold_builtin_strcpy. Add function prototype.
+ (fold_builtin): Add additional Boolean ignore argument to pass
+ to fold_builtin_1.
+ (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
+ and fold_builtin_strncpy instead of simplify_builtin_fputs,
+ simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
+
+ * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
+ simplify_builtin_strncpy): Delete function prototypes.
+ * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
+ fold_builtin_strncpy): Add function prototypes here.
+ (fold_builtin): Update function prototype with new "bool ignore".
+
+ * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
+ (ccp_fold_builtin): Update call to fold_builtin. Call
+ fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
+ instead of simplify_builtin_fputs, simplify_builtin_strcpy and
+ simplify_builtin_strncpy respectively.
+ * fold-const.c (fold): Update call to fold_builtin.
+
+2004-07-08 Alexandre Oliva <aoliva@redhat.com>
+
+ * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
+ to strcpy.
+
+ * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
+ (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
+ (FUNCTION_ARG_CALLEE_COPIES): Likewise.
+ * calls.c: Remove ifdefs of macros above.
+ * functions.c: Likewise.
+ * expr.c: Likewise.
+
+2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
+ (arch attribute): Delete.
+ (current_function_calls_alloca attribute): Rename into calls_alloca.
+ (calls_eh_return): New attribute.
+ (leaf_function): Likewise.
+ (length attribute): Fix formula for sibcalls.
+ (return insn): Correctly compute the 'length' attribute.
+ (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
+
+2004-07-08 Richard Henderson <rth@redhat.com>
+
+ * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
+ (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
+ (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
+ * tree-eh.c (lower_eh_constructs_1): Likewise.
+ * tree-sra.c (sra_walk_modify_expr): Likewise.
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
+ (eliminate_unnecessary_stmts): Likewise.
+ * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
+ * tree-tailcall.c (optimize_tail_call): Likewise.
+ * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
+
+2004-07-08 Paolo Bonzini <bonzini@gnu.org>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (override_options): Enable
+ SSE prefetches with -mtune, as long as we are
+ compiling for i686 or higher. All i686 processors
+ accept SSE prefetches as NOPS, some i586's don't.
+
+2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/10567
+ * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
+
+2004-07-08 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
+ the handling of clobbering ASM_EXPRs.
+
+2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/16430
+ * config/sparc/sparc.c (function_value): In 64-bit mode,
+ return the aggregates larger than 16 bytes like unions.
+
+2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/16199
+ * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
+ 'temp' is zero, generate new pseudos as needed and emit the
+ sequence of insns in single-assignment form. Resync comments
+ with code.
+ (sparc_emit_set_const64): Pass zero as 'temp' argument to above
+ function before reload.
+
+2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.c (vec_assert_fail): Remove duplicate 'function'.
+
+ * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
+
+ * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
+ Allocation is signed.
+ (VEC_reserve): Return flag, allocation is signed.
+
+2004-07-08 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-ccp.c (fold_stmt): Get type directly from
+ OBJ_TYPE_REF_OBJECT.
+
+2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
+ Neil Booth <neil@daikokuya.co.uk>
+
+ PR c/2511
+ PR c/3325
+ * c-decl.c (finish_struct): Ensure bit-fields are given the
+ correct type.
+ * c-common.c (c_common_signed_or_unsigned_type): For C, require
+ the precision to match as well as the mode.
+ * expr.c (reduce_to_bit_field_precision): New function.
+ (expand_expr_real_1): Reduce expressions of bit-field type to
+ proper precision.
+ * langhooks.h (reduce_bit_field_operations): New hook.
+ * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
+ Define.
+ * c-lang.c, objc/objc-lang.c
+ (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
+ * objc/objc-act.c (check_ivars): Convert types to bit-field types
+ before checking.
+ * tree.c (build_nonstandard_integer_type): New function.
+ * tree.h (build_nonstandard_integer_type): New prototype.
+ * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
+ conversions between integer and boolean types as useless.
+
+2004-07-08 Paolo Bonzini <bonzini@gnu.org>
+
+ * c-common.c (c_common_nodes_and_builtins): Do not
+ create __builtin_ptrdiff_t and __builtin_size_t.
+
+2004-07-08 Andrew Pinski <apinski@apple.com>
+
+ * Makefile.in (libbackend.o): Add -combine to the gcc
+ command line.
+
+2004-07-08 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
+ Set to -Os.
+
+2004-07-08 Richard Henderson <rth@redhat.com>
+
+ * except.c (expand_eh_region_start, expand_eh_region_end,
+ expand_eh_handler, expand_eh_region_end_cleanup,
+ expand_start_all_catch, expand_start_catch, expand_end_catch,
+ expand_end_all_catch, expand_eh_region_end_allowed,
+ expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
+ expand_eh_region_end_fixup): Remove.
+ * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
+ cleanups, outer_cleanups, label_chain, exception_region.
+ (struct goto_fixup): Remove stack_level, cleanup_list_list.
+ (struct label_chain): Remove.
+ (struct stmt_status): Remove x_stack_block_stack.
+ (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
+ fixup_gotos, save_stack_pointer, expand_decl_cleanup,
+ expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
+ end_cleanup_deferral, last_cleanup_this_contour,
+ containing_blocks_have_cleanups_or_stack_level,
+ any_pending_cleanups): Remove.
+ (expand_null_return_1): Take no arguments.
+ (expand_label, expand_naked_return, expand_return,
+ expand_start_bindings_and_block, expand_end_bindings, expand_decl,
+ expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
+ expand_end_case_type): Don't use any of them.
+ * calls.c (expand_call): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * function.c (expand_function_end): Likewise.
+ * expr.c (store_expr, expand_expr_real_1): Likewise.
+ (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
+ (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
+ CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
+ EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
+ * fold-const.c (fold_checksum_tree): Use first_rtl_op.
+ * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
+ * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
+ for WITH_CLEANUP_EXPR.
+ (gimple_push_cleanup): Likewise.
+ * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
+ * print-tree.c (print_node): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
+ * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
+ (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
+ * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
+ (GOTO_SUBROUTINE_EXPR): Remove.
+ * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
+ (DECL_TOO_LATE): Remove.
+ * except.h, tree.h: Update decls.
+
+2004-07-08 Paolo Bonzini <bonzini@gnu.org>
+
+ * explow.c (optimize_save_area_alloca): Do not accept parameters.
+ * passes.c (rest_of_handle_final): Handle symout.
+ (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
+ Push timevar here.
+ (rest_of_handle_sched): Break out SMS. Remove ifs for
+ flag_schedule_insns and flag_modulo_sched.
+ (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
+ collect at the end.
+ (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
+ (rest_of_handle_partition_blocks, rest_of_handle_sms,
+ rest_of_handle_if_after_reload, rest_of_handle_peephole2,
+ rest_of_handle_mode_switching, rest_of_handle_jump,
+ rest_of_handle_guess_branch_prob, rest_of_handle_eh,
+ rest_of_handle_jump2, rest_of_handle_postreload,
+ rest_of_handle_flow2, rest_of_clean_state,
+ rest_of_handle_shorten_branches,
+ rest_of_handle_prologue_epilogue,
+ rest_of_handle_branch_target_load_optimize): New.
+ (rest_of_compilation): Call the above. Remove ggc_collect
+ calls moved to rest_of_handle_*.
+ * rtl.h (optimize_save_area_alloca): Do not accept parameters.
+
+ * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
+ * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
+ * except.h (set_nothrow_function_flags): Update comment.
+ * function.c (current_function_nothrow): Remove.
+ * output.h (current_function_nothrow): Remove.
+ * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
+ * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
+
+2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR bootstrap/16326
+ * reorg.c: Revert 2004-06-30 change.
+ (find_end_label): If HAVE_epilogue and !HAVE_return,
+ return 0 instead of creating a label at the end of the insn chain.
+ (optimize_skip): Account for the failure mode of find_end_label.
+ (fill_simple_delay_slots): Likewise.
+ (fill_slots_from_thread): Likewise.
+ (relax_delay_slots): Likewise.
+
+2004-07-08 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-flow.h (addressable_vars): Declare.
+ * tree-ssa-alias.c (addressable_vars): Define.
+ (setup_pointers_and_addressables): Add addressable variables
+ to addressable_vars.
+ * tree-ssa-operands.c (get_stmt_operands): Move
+ handling of ASM_EXPRs ...
+ (get_asm_expr_operands): ... here.
+ When the ASM_EXPR clobbers memory, also clobber addressable
+ variables.
+ * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
+ (delete_tree_ssa): Reset addressable_vars.
+
+2004-07-07 Jan Beulich <jbeulich@novell.com>
+ Richard Henderson <rth@redhat.com>
+
+ * varasm.c (assemble_variable): Use assemble_zeros for
+ zero-initialized variables.
+ (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
+ for SECCAT_BSS and SECCAT_TBSS.
+
+2004-07-07 Jan Beulich <jbeulich@novell.com>
+
+ * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
+
+ * expmed.c (emit_store_flag): Also special-case double-word
+ (in-)equality comparison against -1.
+
+ * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
+ passing arguments the containers for which are registers.
+
+ * calls.c (emit_library_call_value_1): Use mode of function parameter
+ rather than that of argument since constants have none.
+
+2004-07-08 Alexandre Oliva <aoliva@redhat.com>
+
+ Introduce H8SX support.
+ * expr.c (expand_strcpy): Renamed and moved to...
+ * builtins.c (expand_movstr): ... here. Tweak.
+ (expand_builtin_strcpy): Adjust. Use movstr if len can't be
+ computed or has side effects.
+ (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
+ unused, or if mempcpy fails. Adjust the return value in the
+ latter case. Use movstr if everything else fails.
+ * doc/md.texi (movstr): Document.
+ (movmemM, clrmemM): Fix explanation of memory block operands.
+ * config/h8300/h8300.md (stpcpy): Renamed to...
+ (movstr): ... this. Adjust.
+ 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
+ * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
+ movmem* and clrstr* to clrmem*.
+ 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
+ * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
+ GENERAL_REGS, always.
+ (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
+ getting the stack pointer as addr.
+ * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
+ from general_operand_dst.
+ * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
+ variant of...
+ (movmd_internal): ... this. Add modes to operands. Disparage `D'
+ instead of requiring it to match only before reload.
+ (stpcpy_internal_normal): New, normal-mode variant of...
+ (stpcpy_internal): ... this. Add modes to operands. Disparage
+ `D' instead of requiring it to match only before reload.
+ * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
+ mode argument.
+ * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
+ * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
+ h8300_get_index.
+ * config/h8300/h8300.md (attr type): Add call.
+ (attr can_delay): If type is call, set it no.
+ (call, call_value): Set type to call.
+ 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
+ * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
+ 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
+ * tree.c (get_narrower): Don't narrow integral types into
+ non-integral types.
+ * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
+ frame_size *before* the first use.
+ * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
+ on input.
+ (peephole2): Don't widen instructions that push SP. Move
+ decrement of SP to the end of all stm-generating peepholes.
+ 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
+ and OR to set it to all ones.
+ 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
+ (call, call_value): Set can_delay to "no".
+ 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.md (extzv): Make subreg check more robust.
+ 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.md (*brabit): Remove.
+ * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
+ zero_extract. Use bit_memory_operand as the predicate for
+ operand 1 and 'WU' as the constraint. Check the difference
+ between the base length and the final one when deciding which
+ type of branch to use.
+ 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
+ Use convert_move to extend the result for TARGET_H8300SX. Check
+ for QImode memory references. Optimize the case where the
+ destination is a paradoxical subreg.
+ 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
+ * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
+ 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.md: Include mova.md
+ (length_table): Add mova and mova_zero.
+ * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
+ after all constant addresses for '%R', '%X', '%T' and '%S'.
+ (h8300_mova_length): New function.
+ (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
+ * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
+ dependencies for s-config, etc.
+ * config/h8300/gemova.sh: New file.
+ * config/h8300/mova.md: Generated.
+ 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
+ * config/h8300/h8300.c (h8300_bitfield_length): New.
+ (nibble_operand): Adjust.
+ (h8300_binary_length): Handle conditional binary op.
+ (h8300_insn_length_from_table): Handle bitfield and bitbranch.
+ * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
+ P#<X, respectively. The original P is now IP4>X. Introduced P#>0
+ and P#<0, unused so far. W and Y are now prefixes to multi-letter
+ constraints. WU is introduced as a variant of U that requires a
+ mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
+ * config/h8300/h8300.md (attr type): Added bitbranch.
+ (attr length_table): Added bitfield and bitbranch.
+ (attr length): Compute bitbranch length.
+ (andqi): Separate pattern for H8300SX. Use bfld for loading the
+ least-significant bit of a byte.
+ (brabit, brabc, brabs): New.
+ (insv, extzv): Emit bfst and bfld on H8300SX.
+ (bfld, bfst, seq, sne): New.
+ (bstzhireg, cmpstz, bstz, bistz): New.
+ (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
+ (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
+ 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
+ (h8sx_unary_memory_operator): New function.
+ * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
+ (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
+ * config/h8300/h8300.md: Add peepholes to combine reloads and
+ arithmetic insns.
+ 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
+ (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
+ (and?i, ior?i, xor?i): Likewise.
+ 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.c: Move enums and prototypes to head of file.
+ Various whitespace fixes.
+ (h8300_constant_length): New function, split out from...
+ (h8300_displacement_size): ...here. Rename h8300_displacement_length.
+ (h8300_classify_operand): Use IN_RANGE.
+ (h8300_classify_operand): Use h8300_constant_length.
+ (h8300_short_move_mem_p): Tighten size check.
+ (h8sx_mergeable_memrefs_p): Tighten equality check.
+ 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
+ for -msx.
+ * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
+ * config/h8300/crtn.asm: Likewise.
+ * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
+ if __H8300SX__ is defined.
+ 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
+ * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
+ (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
+ addresses as mode-dependent.
+ * config/h8300/h8300.c (print_operand_address): Update call to
+ h8300_get_index.
+ (h8300_get_index): Take a mode argument. Rework to fix an
+ earlier misunderstanding.
+ 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
+ into a register if TARGET_H8300SX.
+ (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
+ TARGET_H8300SX. Also disable related define_splits.
+ (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
+ 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
+ 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.h (OK_FOR_Z): New macro.
+ (EXTRA_CONSTRAINT_STR): Check it.
+ * config/h8300/h8300.c (h8300_classify_operand): Accept null
+ class arguments.
+ (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
+ * config/h8300/h8300.md (length_table): Add mov_imm4.
+ (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
+ 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
+ * genattrtab.c (write_eligible_delay): Allow candidate_insn to
+ be a label.
+ * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
+ * config/h8300/h8300.c (h8300_reorg): New function.
+ (TARGET_MACHINE_DEPENDENT_REORG): Define.
+ * config/h8300/h8300.md (length): Subtract the length of the
+ delay slot from (pc) when checking the range of forward branches.
+ (delay_slot, can_delay): New attributes.
+ (define_delay): Add bra/s handling.
+ (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
+ (jump): Add delayed-branch handling.
+ 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
+ * expr.c (expand_strcpy): New function.
+ * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
+ (expand_builtin_stpcpy): Likewise.
+ * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
+ (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
+ * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
+ handling to improve register allocation for -fno-omit-frame-pointer.
+ (h8sx_split_movmd): Delete, moving er6 handling into...
+ (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
+ * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
+ (movmd): Add calls to copy_rtx.
+ (movmd_internal): In the second alternative, allow the initial and
+ final destination registers to be different . Update the splitter
+ accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
+ instead of h8sx_split_movmd.
+ (stpcpy, movsd): New expanders.
+ (movsd_internal): New define_insn.
+ 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
+ (h8sx_emit_movmd, h8sx_split_movmd): Declare.
+ * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
+ and DESTINATION_REGS.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
+ (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
+ (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
+ (h8300_move_ratio): Declare.
+ (MOVE_RATIO): Use it.
+ * config/h8300/h8300.c (h8300_move_ratio): New variable.
+ (h8300_init_once): Initialize it.
+ (h8300_reg_class_from_letter): New function.
+ (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
+ (h8sx_emit_movmd, h8sx_split_movmd): New functions.
+ * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
+ (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
+ (movstrsi, movmd): New expanders.
+ (movmd_internal): New insn.
+ 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
+ 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
+ * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
+ 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.c (nibble_operand): Fix warning.
+ * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
+ (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
+ (movsf_h8300h): Disable for TARGET_H8300SX.
+ 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
+ h8300_stm_parallel and h8300_return_parallel.
+ * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
+ h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
+ h8300_stm_parallel, h8300_return_parallel): New functions.
+ (h8300_expand_prologue): Don't enforce ldm/stm register alignment
+ if TARGET_H8300SX. Use h8300_push_pop.
+ (h8300_expand_epilogue): Likewise. Try to merge the return insn
+ and final pop when generating h8sx code. Always emit some form
+ of return insn.
+ * config/h8300/h8300.md: Don't enforce register alignment in
+ stm peepholes if TARGET_H8300SX.
+ (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
+ (ldm_h8300s_[234], stm_h8300_[234]): Disable.
+ (epilogue): Expect h8300_expand_epilogue to emit a return insn.
+ 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
+ (MULTILIB_DIRNAMES): Add a directory for it.
+ (MULTILIB_MATCHES): Delete.
+ 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
+ * final.c (walk_alter_subreg): Handle addresses with subregs
+ inside a ZERO_EXTEND or AND.
+ * config/h8300/h8300-protos.h (h8300_get_index): Declare.
+ * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
+ if TARGET_H8300SX.
+ (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
+ * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
+ @(dd,Rn.w) and @(dd,ERn.L).
+ (h8300_displacement_size): Take the whole address as argument.
+ (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
+ 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
+ * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
+ (h8sx_mergeable_memrefs_p): Declare.
+ * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
+ (HAVE_PRE_INCREMENT): Likewise.
+ (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
+ addresses for TARGET_H8300SX,
+ * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
+ and POST_DEC.
+ (movb_length_table, movl_length_table): New tables.
+ (movw_length_table): Define to movb_length_table.
+ (h8300_displacement_size): New, split out from...
+ (h8300_classify_address): ...here. Handle pre/post inc/dec.
+ (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
+ (h8300_insn_length_from_table): Add cases for movb, movw and movl.
+ (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
+ (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
+ (compute_plussi_length, compute_plussi_cc): Update accordingly.
+ (h8sx_unary_shift_operator): Get the mode from the operator.
+ (binary_shift_operator): Likewise.
+ * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
+ a memory reference, check whether the reference is offsettable.
+ (length_table): Add movb, movw and movl.
+ (movqi): Add new h8sx pattern. Don't force one operand to be a
+ register when generating h8sx code.
+ (movhi, movsi, movsf): Likewise.
+ (movstrictqi): Use the length_table attribute.
+ (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
+ (addqi3): Split into a define_expand and define_insn. Don't accept
+ memory operands in the expander. Use h8300_operands_match_p to
+ check for matching operands in the define_insn.
+ (subqi3, negqi2, one_cmplqi2): Likewise.
+ (add[hs]i3): Don't accept memory operands in the expander. Likewise
+ in any patterns that are unused in h8sx code. In the h8sx patterns,
+ use h8300_operands_match_p to check whether operands match.
+ (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
+ one_cmpl[hs]i3): Likewise.
+ (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
+ in the expander.
+ 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
+ (h8300_insn_length_from_table): Add a second parameter.
+ (output_h8sx_shift): Declare.
+ * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
+ (EXTRA_CONSTRAINT): Replace with...
+ (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
+ (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
+ (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
+ and h8sx_binary_shift_operator.
+ * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
+ for TARGET_H8300SX.
+ (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
+ (bit_memory_operand, fix_bit_operand): Likewise.
+ (h8300_length_table_for_insn): Remove.
+ (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
+ instructions.
+ (h8300_short_immediate_length, h8300_binary_length): New functions.
+ (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
+ (output_plussi): Use sub to add negative constants.
+ (compute_plussi_length): Adjust accordingly.
+ (h8sx_single_shift_type): New enum.
+ (h8sx_single_shift, h8sx_unary_shift_operator,
+ h8sx_binary_shift_operator, output_h8sx_shift): New functions.
+ (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
+ single h8sx instruction. Return false in this case.
+ * config/h8300/h8300.md (length_table): Add short_immediate.
+ (length): Pass the operand array to h8300_insn_length_from_table.
+ (adjust_length): Assume "no" for insns with a length_table attribute.
+ (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
+ (*addhi3_h8300hs): Don't use for h8sx.
+ (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
+ and sub.w #xx:3.
+ (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
+ 1's predicate to nonimmediate_operand. Only skip default expansion
+ if expand_a_shift or expand_a_rotate returns true. Add new patterns
+ for single h8sx shift instructions.
+ 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
+ * config/h8300/h8300.c (nibble_operand): Split out of...
+ (reg_or_nibble_operand): ... this.
+ * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
+ * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
+ umulhisi3): Introduce expand, and introduce separate insns for
+ sign- or zero-extended REG and already-extended CONST_INT.
+ 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
+ * config/h8300/h8300.md (subqi3): Generalize for h8sx.
+ (subhi3): Likewise. Don't accept immediates for operand 1.
+ Remove the early clobber from second alternative of the h8300s pattern.
+ (subsi3): Generalize for h8sx. Force operand 2 into a register
+ on plain h8300 targets.
+ (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
+ (subsi3_h8300h): Generalize for h8sx.
+ (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
+ 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
+ * config/h8300/h8300.c (reg_or_nibble_operand): New.
+ * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
+ (TARGET_H8300SXMUL): New.
+ (CONST_OK_FOR_P): New.
+ (CONST_OK_FOR_LETTER_P): Adjust.
+ * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
+ umulhisi3): Accept 4-bit immediate on H8SX.
+ (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
+ (udivsi3, divhi3, udivsi3, divsi3): New.
+ 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
+ * config/h8300/h8300.h (OK_FOR_Q): New macro.
+ (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
+ (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
+ Add ADDRESSOF to the bit_operand entry.
+ * config/h8300/h8300.c (h8300_dst_operand): New predicate.
+ (h8300_src_operand): Likewise.
+ (bit_operand): Check nonimmediate_operand rather than general_operand.
+ Accept any nonimmediate_operand in h8sx code.
+ (h8300_and_costs): Initialize operands[1].
+ (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
+ (h8300_operand_class): New enum.
+ (h8300_length_table): New typedef.
+ (addb_length_table, addw_length_table, addl_length_table,
+ logicl_length_table): New tables.
+ (logicb_length_table, logicw_length_table): New macros.
+ (h8300_classify_operand, h8300_length_from_table,
+ h8300_length_table_for_insn, h8300_unary_length,
+ h8300_insn_length_from_table): New functions.
+ (output_plussi): Only use adds and subs for register destinations.
+ Disable redundant clause.
+ (compute_plussi_cc): Likewise.
+ (compute_plussi_length): Likewise. Use h8300_length_from_table
+ to work out the length of an insn.
+ (output_logical_op): Only use narrower immediate instructions
+ if the destination is a register.
+ (compute_logical_op_cc): Likewise.
+ (compute_logical_op_length): Likewise. Use h8300_length_from_table.
+ (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
+ * config/h8300/h8300.md (length_table): New attribute.
+ (length): When an instruction has a length_table attribute, use
+ h8300_insn_length_from_table to calculate its default length.
+ (cmpqi): Use h8300_dst_operand for the first operand and
+ h8300_src_operand for the second.
+ (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
+ negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
+ addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
+ iorsi3, xorhi3, xorsi3): Likewise.
+ (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
+ so that it allows any combination of operands for TARGET_H8300SX.
+ (iorqi3, xorqi3): Likewise.
+ (cmpqi): Use the length_table attribute.
+ (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
+ xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
+ (cmpqi): Add 'Q' constraint.
+ (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
+ iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
+ 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
+ * config/h8300/h8300.h (MASK_H8300SX): New macro.
+ (TARGET_H8300S): True for both -ms and -msx.
+ (TARGET_H8300SX): New macro.
+ (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
+ * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
+ * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
+ * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
+ [Temporary change.]
+ 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
+ * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
+ 16-bit pointers and 32-bit ints.
+ * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
+ CONST_DOUBLE with mode no wider than SImode.
+ * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
+ output operand.
+ 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
+ * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
+ or SUBREG thereof.
+ * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
+ 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
+ * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
+
+2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
+
+ * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
+
+2004-07-07 Per Bothner <per@bothner.com>
+
+ * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
+
+2004-07-07 Mike Stump <mrs@apple.com>
+
+ * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
+ * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
+ (machopic_finish): Likewise.
+
+2004-07-07 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
+ through any value-preserving cast.
+
+2004-07-07 Alexandre Oliva <aoliva@redhat.com>
+
+ * function.c (assign_parm_find_data_types): Call
+ FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
+
+2004-07-07 Steven Bosscher <stevenb@suse.de>
+
+ * tree-cfg.c (group_case_labels): Remove case labels that have
+ the same target as the default case.
+
+2004-07-07 Steven Bosscher <stevenb@suse.de>
+
+ * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
+ regardless of DECL_LANG_SPECIFIC being present or not.
+ * tree.h (DECL_NUM_STMTS): Purge.
+
+2004-07-07 Andrew Pinski <apinski@apple.com>
+
+ * configure: Regenerate with the right autoconf.
+
+2004-07-07 David Edelsohn <edelsohn@gnu.org>
+
+ * ifcvt.c (total_bb_rtx_cost): New function.
+ (find_if_case_1): Compare rtx_cost of basic block to cost of
+ BRANCH_COST insns.
+ (find_if_case_2): Same.
+
+2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/10567
+ * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
+ (output_return): Likewise.
+ (output_sibcall): Abort if !flag_delayed_branch.
+ (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
+ (emit_and_preserve): New function.
+ (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
+ indirect jump to the thunked-to function if !flag_delayed_branch.
+ * config/sparc/sparc.md (delayed_branch): New attribute.
+ (load_pcrel_sym): Honor flag_delayed_branch. Use above
+ attribute to compute the length of the insn.
+ (goto_handler_and_restore): Likewise.
+
+2004-07-07 Andrew Pinski <apinski@apple.com>
+
+ PR tree-optimization/15777
+ * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
+
+ * expr.c (expand_expr_real_1): Fix formating.
+ BUFFER_REF and IN_EXPR are dead.
+ * fold-const.c (non_lvalue): BUFFER_REF is dead.
+ * tree-inline.c (estimate_num_insns_1): Likewise.
+ * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
+ IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
+ * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
+
+2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * collect2.c (dump_file): Don't call cplus_demangle if
+ HAVE_LD_DEMANGLE is defined.
+ (main): Pass "--demangle" to ld if no_demangle is not 0 and
+ HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
+ if HAVE_LD_DEMANGLE is defined.
+
+ * configure.ac (--with-demangler-in-ld): Added
+ (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
+ --with-demangler-in-ld is used.
+ * config.in: Regenerated.
+ * configure: Likewise.
+
+2004-07-07 Roger Sayle <roger@eyesopen.com>
+
+ * config/rs6000/rs6000.c (struct processor_costs): Add new fields
+ for simple floating point operations "fp", double precision
+ multiplication "dmul", and single and double precision division
+ "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
+ (ppc630_cost): New table split from ppc620_cost, to distinguish
+ differences in floating point latencies.
+ (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
+ (rs6000_rtx_costs): Add support for single and double precision
+ floating point addition, subtraction, multiplication, division,
+ fused-multiply-add, fused-multiply-sub, negation, absolute value
+ and negative absolute value. Tweak MEM case to use prefered idiom.
+
+2004-07-07 Richard Henderson <rth@redhat.com>
+
+ * tree-flow-inline.h (may_propagate_copy): Move...
+ * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
+ attempt to copy between types requiring conversion.
+ * tree-flow.h (may_propagate_copy): Update decl.
+ * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
+
+2004-07-07 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
+ from -mtune= option.
+
+2004-07-07 Alexandre Oliva <aoliva@redhat.com>
+
+ * builtins.c: Rename movstr*, except for movstrict*, to
+ movmem* and clrstr* to clrmem*.
+ * expr.c: Likewise.
+ * expr.h: Likewise.
+ * genopinit.c: Likewise.
+ * integrate.c: Likewise.
+ * local-alloc.c: Likewise.
+ * optabs.c: Likewise.
+ * optabs.h: Likewise.
+ * config/alpha/alpha.h: Likewise.
+ * config/alpha/alpha.md: Likewise.
+ * config/arm/arm-protos.h: Likewise.
+ * config/arm/arm.c: Likewise.
+ * config/arm/arm.md: Likewise.
+ * config/avr/avr.md: Likewise.
+ * config/c4x/c4x.c: Likewise.
+ * config/c4x/c4x.md: Likewise.
+ * config/frv/frv.md: Likewise.
+ * config/i386/i386-protos.h: Likewise.
+ * config/i386/i386.c: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/i860/i860.c: Likewise.
+ * config/i860/i860.md: Likewise.
+ * config/ip2k/ip2k.md: Likewise.
+ * config/ip2k/libgcc.S: Likewise.
+ * config/ip2k/t-ip2k: Likewise.
+ * config/m32r/m32r.c: Likewise.
+ * config/m32r/m32r.md: Likewise.
+ * config/mcore/mcore.md: Likewise.
+ * config/mips/mips.c: Likewise.
+ * config/mips/mips.md: Likewise.
+ * config/ns32k/ns32k.c: Likewise.
+ * config/ns32k/ns32k.h: Likewise.
+ * config/ns32k/ns32k.md: Likewise.
+ * config/pa/pa.c: Likewise.
+ * config/pa/pa.md: Likewise.
+ * config/pdp11/pdp11.h: Likewise.
+ * config/pdp11/pdp11.md: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ * config/rs6000/rs6000.md: Likewise.
+ * config/s390/s390-protos.h: Likewise.
+ * config/s390/s390.c: Likewise.
+ * config/s390/s390.md: Likewise.
+ * config/sh/lib1funcs.asm: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/sh/sh.md: Likewise.
+ * config/sh/t-sh: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/vax/vax.md: Likewise.
+ * config/xtensa/xtensa.c: Likewise.
+ * config/xtensa/xtensa.md: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/md.texi: Likewise.
+ * doc/rtl.texi: Likewise.
+
+2004-07-07 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/16407
+ * config/mips/mips-protos.h (mips_declare_common_object): Declare.
+ * config/mips/mips.c (mips_declare_common_object): New function,
+ mostly split out from...
+ (mips_output_aligned_decl_common): ...here.
+ * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
+ (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
+ * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
+ rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
+
+2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR c/16392
+ * function.c (assign_parms): Fix typo from previous change.
+
+2004-07-07 Jason Merrill <jason@redhat.com>
+
+ PR c++/15815
+ * doc/extend.texi (C++ Interface): Correct information and
+ discourage use.
+
+2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/16130
+ PR target/16142
+ PR target/16143
+ * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
+ insn.
+
+2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ PR target/1679.
+ * config/m32r/m32r.c (m32r_function_symbol): New function:
+ Generate a symbol name RTX with the correct m32r specific flags
+ set.
+ (block_move_call): Use new function to generate correct symbol.
+ * config/m32r/m32r-protos.h: Add prototype for new funcion.
+ * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
+ function.
+
+2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
+ TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
+ TYPE_BINFO_BASETYPE): Remove.
+ (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
+ to ...
+ (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
+ here.
+ (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
+ (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
+ (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
+ (struct tree_binfo): Rename base_types to base_binfos.
+ * alias.c (record_component_aliases): Adjust BINFO macros.
+ * dbxout.c (dbxout_type): Likewise.
+ * dwarf2out.c (gen_member_die): Likewise.
+ * sdbout.c (sdbout_one_type): Likewise.
+ * tree-dump.c (deque_and_dump): Likewise.
+ * config/i386/i386.c (classify_argument,
+ contains_128bit_aligned_vector_p): Likewise.
+
+2004-07-07 Nick Clifton <nickc@redhat.com>
+
+ * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
+ arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
+
+2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h: Fix the example use.
+
+2004-07-06 Richard Henderson <rth@redhat.com>
+
+ * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
+ * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
+ * tree-inline.c (copy_body_r, setup_one_parameter,
+ initialize_inlined_parameters, expand_call_inline,
+ declare_inline_vars): Don't check it.
+ (expand_calls_inline): Remove old version, rename new version
+ from gimple_expand_calls_inline.
+ * tree-optimize.c (execute_gimple): Remove.
+ (pass_gimple): Don't run anything.
+
+2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/sourcebuild.texi: Use semicolons instead of commas in
+ section title.
+
+2004-07-06 Richard Henderson <rth@redhat.com>
+
+ * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
+ (sra_walk_modify_expr, scan_init): Likewise.
+ (generate_element_zero): Check visited before scanning children.
+ (generate_element_init): Set visited on error.
+ (scalarize_init): Handle generate_element_init failure similar
+ to use_block_copy.
+
+2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
+ (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
+
+2004-07-06 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (legitimize_pic_address): Make static.
+ (legitimize_address): Handle CONST with TLS operand.
+ (ix86_expand_move): Don't call legitimize_pic_address directly.
+ * config/i386/i386-protos.h (legitimize_pic_address): Remove.
+
+2004-07-06 Roger Sayle <roger@eyesopen.com>
+
+ * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
+ (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
+ (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
+ is currently executed unconditionally, i.e. not in "else_bb".
+
+2004-07-06 Steven Bosscher <stevenb@suse.de>
+
+ * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
+ * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
+ * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
+ * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
+ * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
+ * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
+ * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
+ * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
+
+2004-07-06 Daniel Berlin <dberlin@dberlin.org>
+
+ * dojump.c (do_jump): REFERENCE_EXPR is dead.
+ * expr.c (expand_expr_real_1): Ditto.
+ * tree-inline.c (estimate_num_insns_1): Ditto.
+ * tree-pretty-print.c (dump_generic_node): Ditto.
+ (op_symbol): Ditto.
+ * tree.def: Ditto.
+
+2004-07-06 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (reference_node_pool): New pool.
+ (find_or_generate_expression): Class 'r' is okay too.
+ (create_value_expr_from): Ditto.
+ (add_to_sets): LHS should not include vuses.
+ (eliminate): Ditto.
+ (compute_avail): Reverse ordering of tests.
+ Valuize INDIRECT_REF as well.
+
+2004-07-06 Richard Sandiford <rsandifo@redhat.com>
+
+ PR rtl-optimization/16380
+ * loop.c (check_dbra_loop): Sink comparison instructions if they
+ do something other than set cc0.
+
+2004-07-06 James E Wilson <wilson@specifixinc.com>
+
+ * doc/interface.texi (longjmp and automatic variables): Delete
+ paragraph recommending taking the address of a variable.
+
+2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h (VEC_embedded_alloc): Remove.
+ (VEC_embedded_size, VEC_embedded_init): New.
+ (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
+ MEM_STAT_INFO.
+ (VEC_truncate): New.
+ (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
+ (vec_embedded_alloc): Remove.
+ * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
+ (vec_embedded_alloc): Remove.
+
+2004-07-06 Mark Mitchell <mark@codesourcery.com>
+
+ * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
+ (gt-langhooks.h): Remove.
+
+2004-07-06 George Helffrich <george@gly.bris.ac.uk>
+
+ * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
+
+2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (get_pc_symbol): Rename into
+ add_pc_to_pic_symbol.
+ (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
+ (load_pic_register): Account for previous changes.
+ Use reg_names. Don't create the label twice.
+ * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
+ UNSPEC_LOAD_PCREL_SYM.
+ (get_pc): Rename into load_pcrel_sym. Add predicate to
+ operands. Remove condition.
+
+2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
+
+ * dbxout.c (dbxout_type): Don't test whether the binfo slot of
+ RECORD, UNION & QUAL_UNION is actually a binfo.
+
+ * tree.h (TREE_VIA_VIRTUAL): Rename to ...
+ (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
+ (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
+ * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
+ * dwarf2out.c (add_data_member_location_attribute): Likewise.
+ (gen_inheritance_die): Likewise.
+ * tree-dump.c (deque_and_dump): Likewise.
+ * doc/c-tree.texi (Binfos): Add under reconstruction note.
+
+2004-07-06 Steven Bosscher <stevenb@suse.de>
+
+ * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
+ Define.
+ * config/mcore/mcore.md: Model memory latency with a simple DFA
+ pipeline description instead of a define_function_unit.
+
+2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
+ * langhooks.h (var_mod_type_p): Likewise.
+ * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
+ * expr.c (count_type_elements): Properly handle return from
+ array_type_nelts and properly test for overflow.
+ * gimplify.c (gimplify_init_constructor): Properly handle return
+ from array_type_nelts.
+ (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
+ * integrate.c (copy_decl_for_inlining): Correct comments.
+ * tree-inline.c (remap_decl): Update comments, remove dead code,
+ and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
+ (remap_type): Only remap if variably modified by vars in function
+ being inlined.
+ (copy_body_r): Use compatible_type langhooks to see when can fold.
+ (setup_one_parameter): Don't remap type.
+ (inline_forbidden_p_1): Add arg to variably_modified_type_p.
+ * tree.c (recompute_tree_invarant_for_addr_expr): Properly
+ compute TREE_INVARIANT for decl case.
+ (find_var_from_fn): New function.
+ (variably_modified_type_p): Add arg and call new function.
+ * tree.h (variably_modified_type_p): Add extra arg.
+
+2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
+ (goto_handler_and_restore_v9): Delete disabled insn.
+ (goto_handler_and_restore_v9_sp64): Likewise.
+
+2004-07-05 Roger Sayle <roger@eyesopen.com>
+
+ * calls.c (load_register_parameters): Call expand_shift instead
+ of expand_binop with ashl_optab (or other shift optab) directly.
+ * expr.c (emit_group_load, emit_group_store): Likewise.
+ * function.c (assign_parm_setup_block): Likewise.
+ * stmt.c (shift_return_value): Likewise.
+
+2004-07-05 Jakub Jelinek <jakub@redhat.com>
+
+ * expr.c (expand_assignment): Disable the bitfield += optimizations.
+
+2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/sourcebuild.texi: Revert previous patch.
+
+2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
+ TARGET_MEM_FUNCTIONS.
+ * system.h: Poison TARGET_MEM_FUNCTIONS.
+ * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
+ bcmp_libfunc, bzero_libfunc): Remove.
+ * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
+ bzero_libfunc.
+ * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
+ * doc/standards.texi: Don't mention calling BSD string functions.
+ * doc/invoke.texi: Likewise. Mention that memmove may be called.
+ * config/vax/t-memfuncs: New.
+ * config/memcmp.c, config/memcpy.c, config/memmove.c,
+ config/memset.c: New.
+ * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
+ * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
+ vax/t-memfuncs.
+ * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
+ config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
+ config/elfos.h, config/gnu.h, config/h8300/h8300.h,
+ config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
+ config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
+ config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
+ config/netbsd.h, config/openbsd.h, config/pa/pa.h,
+ config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
+ config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
+ config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
+
+2004-07-05 Richard Henderson <rth@redhat.com>
+
+ * function.c (assign_parm_setup_reg): Properly rename variables in
+ FUNCTION_ARG_CALLEE_COPIES section.
+
+2004-07-05 Zack Weinberg <zack@codesourcery.com>
+
+ * tree-mudflap.c: Include cgraph.h.
+ (mf_init_extern_trees): Rename to mudflap_init. Export.
+ Rewrite to create synthetic declarations instead of looking
+ up declarations from mf-runtime.h.
+ (mf_make_builtin, mf_make_cache_struct_type): New functions.
+ (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
+ Correct commentary.
+ (execute_mudflap_function_decls, mudflap_register_call):
+ Don't call mf_init_extern_trees.
+ (mudflap_finish_file): Use cgraph_build_static_cdtor.
+
+ * tree-mudflap.h: Update prototypes.
+ * c-mudflap.c: Delete file.
+ * c-common.c: Include tree-mudflap.h.
+ (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
+ * Makefile.in: Remove all references to c-mudflap.o.
+ Update dependencies.
+
+2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
+ displacements with the spatial-locality cache-control completer.
+
+2004-07-05 Zack Weinberg <zack@codesourcery.com>
+
+ * langhooks.c: Don't include gt-langhooks.h.
+ (var_labelno): Delete.
+ (lhd_set_decl_assembler_name): Do not append a distinguishing
+ number to file-scope internal-linkage declarations for the first
+ input file, even if they have DECL_CONTEXT set. Use DECL_UID of
+ the declaration itself (if at block scope), or its containing
+ TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
+ number.
+
+ * opts.c (cur_in_fname): New global.
+ * opts.h: Declare it.
+ * tree.c: Include opts.h.
+ (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
+ DECL_UID equal to cur_in_fname.
+ (copy_node_stat): Do not change DECL_UID when copying a
+ TRANSLATION_UNIT_DECL.
+ (build_common_tree_nodes): Adjust next_decl_uid to reserve the
+ range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
+
+ * c-decl.c (c_static_assembler_name): Delete.
+ * c-tree.h (c_static_assembler_name): Delete prototype.
+ * c-lang.c, objc/objc-lang.c: Don't override
+ LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
+
+ * Makefile.in (tree.o): Update dependencies.
+ (GTFILES): Remove langhooks.c.
+
+2004-07-05 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
+ by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
+ Normalize "X % C" as "X % -C" for signed modulus and negative C.
+ Optimize "X % -Y" as "X % Y" for signed modulus.
+ <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
+ into "((unsigned) X % Y) == 0".
+
+2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * sourcebuild.texi (Config Fragments): Use @comma{} in
+ cross-reference to section title.
+
+2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
+ * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
+ (gimplify_target_expr, gimplify_expr): Likewise.
+ (copy_if_shared_r): No longer need special case for BIND_EXPR.
+ (unshare_body, unvisit_body): Only look at nested if BODY_P is
+ whole function.
+ (gimplify_compound_lval): See if we can strip any useless conversion.
+ (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
+ from RHS, not LHS.
+ (gimplify_modify_expr_to_memset): Likewise.
+ (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
+ * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
+ (declare_inline_vars): Likewise.
+ (walk_type_fields): New function.
+ (walk_tree): Use it.
+ * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
+
+ * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
+ (sra_walk_modify_expr): Allow init function to fail.
+ (scan_init): Now returns bool.
+ (generate_element_init): If can't understand INIT, return false.
+ (scalarize_init): Return false if generate_element_init does.
+
+ * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
+ print bounds.
+
+ * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
+ bounds if bounds aren't constant.
+
+ * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
+
+ * function.c, langhooks-def.h, langhooks.h: Move max_size hook
+ to type hooks; remove bogus PARAMS.
+
+2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
+ * dwarf2out.c (add_data_member_location_attribute): Check for
+ TREE_BINFO.
+ * tree.c (tree_node_kinds): Add "binfos".
+ (binfo_lang_slots): New.
+ (make_node_stat): Add TREE_BINFO.
+ (make_tree_binfo_stat): New.
+ (tree_node_structure): Add TREE_BINFO.
+ * tree.def (TREE_BINFO): New.
+ * tree.h (REC_OR_UNION_CHECK): Rename to ...
+ (RECORD_OR_UNION_CHECK): ... here.
+ (NOT_RECORD_OR_UNION_CHECK): New.
+ (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
+ (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
+ RECORD_OR_UNION_CHECK.
+ (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
+ (TYPE_LANG_SLOT_1): New.
+ (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
+ BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
+ BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
+ (BINFO_ELTS): Remove.
+ (BINFO_LANG_SLOT): New.
+ (struct tree_binfo): New.
+ (binfo_lang_slots): Declare.
+ (enum tree_node_structure_enum): Add TS_BINFO.
+ (union tree_node): Add binfo.
+ (make_tree_binfo_stat): Declare.
+ (make_tree_binfo): New.
+ (enum tree_node_kind): Add binfo_kind.
+
+ * objc/objc-act.c (start_class, objc_declare_protocols,
+ start_protocols): Use TYPE_LANG_SLOT_1.
+ * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
+ to ...
+ (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
+ (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
+ CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
+ PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
+
+2004-07-05 Steven Bosscher <stevenb@suse.de>
+
+ * rtl.h (struct rtx_def): Remove the integrated flag.
+ Use the return_val flag for MEM_SCALAR_P.
+ Reshuffle and update flags in CLEAR_RTX_FLAGS.
+
+2004-07-05 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/16357
+ * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
+ to mips_expand_unaligned_load, mips_expand_unaligned_store, and
+ move_by_pieces.
+
+2004-07-05 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c: Fix some comments.
+ (frame_stack_adjust): New.
+ (vt_stack_adjustments): Init stack_adjust of entry block to
+ minus stack adjustment of function prologue.
+ (adjust_stack_reference): Do not adjust if adjustment == 0.
+ (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
+ (emit_notes_in_bb): Likewise.
+ (vt_add_function_parameters): Do not adjust locations of
+ function arguments.
+ (vt_initialize): Compute the stack adjustment of function
+ prologue and offset the initial "location" of frame_base_decl
+ from the stack pointer after prologue.
+
+2004-07-04 Richard Henderson <rth@redhat.com>
+
+ * function.c (struct assign_parm_data_all): New.
+ (struct assign_parm_data_one): New.
+ (assign_parms_initialize_all, assign_parms_augmented_arg_list,
+ assign_parm_find_data_types, assign_parms_setup_varargs,
+ assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
+ assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
+ assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
+ assign_parm_setup_block, assign_parm_setup_reg,
+ assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
+ (assign_parms): ... here.
+
+2004-07-04 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
+ now are bitmap_set_t's.
+ (bitmap_insert_into_set): No point in inserting the value if
+ it's invariant.
+ (bitmap_set_contains): New function.
+ (bitmap_set_replace_value): Add comment on why we do it
+ this way.
+ (set_contains): Removed.
+ (bitmap_set_subtract_from_value_set): New name of
+ set_subtract now that it's arguments are two different
+ types of sets.
+ Update callers.
+ (bitmap_find_leader): Change algorithm used.
+ (find_or_generate_expression): Update use of functions for new
+ bitmap sets.
+ (create_expression_by_pieces): Ditto.
+ (insert_aux): Ditto.
+ (insert): Ditto.
+ (add_to_sets): Ditto.
+ (init_pre): Ditto.
+ (execute_pre): Ditto.
+ (compute_avail): Ditto.
+ Also ignore virtual phis.
+
+2004-07-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * combine.c (simplify_comparison): Fix comment typo.
+
+2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
+ into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
+ (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
+ (output_restore): Change parameter from 'insn' to 'pat'.
+ (output_return): Adjust call to output_restore.
+ (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
+ Adjust call to output_restore.
+
+2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
+
+ * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
+ and assert system is bsd.
+
+2004-07-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
+ (TARGET_SWITCHES): Remove -mdebugc.
+ * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
+ (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
+ (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
+ (sle_[sd]i_reg): Delete.
+
+2004-07-04 Steven Bosscher <stevenb@suse.de>
+
+ * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
+ Define.
+ * config/iq2000/iq2000.md: Translate old pipeline description to an
+ equivalent new one.
+
+2004-07-04 Roger Sayle <roger@eyesopen.com>
+
+ * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
+ Ensure the replacement rhs is valid gimple before performing
+ the substitution. Return false if these sanity checks fail.
+ (fold_stmt): Only set changed to true, if set_rhs returns true.
+ (execute_fold_all_builtins): Only call modify_stmt if set_rhs
+ succeeds.
+
+2004-07-04 Richard Henderson <rth@redhat.com>
+
+ PR c/16348
+ * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
+
+2004-07-04 Mark Mitchell <mark@codesourcery.com>
+
+ * configure.ac (ranlib_flags): New variable.
+ * Makefile.in (RANLIB_FLAGS): New variable.
+ (libbackend.a): Use it.
+ * configure: Regenerated.
+
+2004-07-04 Roger Sayle <roger@eyesopen.com>
+
+ * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
+ a "sign mask" instead of using ashr_optab directly.
+
+2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
+
+ * doc/cpp.texi: Don't document what we do for ill-formed expressions.
+ * doc/cppopts.texi: Clarify processing of command-line defines.
+
+2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
+
+2004-07-04 Richard Henderson <rth@redhat.com>
+
+ * rtl.def (ADDRESSOF): Remove.
+ * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
+ (find_base_term, memrefs_conflict_p): Likewise.
+ * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
+ (fold_rtx, cse_insn, set_live_p): Likewise.
+ * dwarf2out.c (mem_loc_descriptor): Likewise.
+ (add_location_or_const_value_attribute): Likewise.
+ * emit-rtl.c (copy_insn_1): Likewise.
+ * explow.c (memory_address): Likewise.
+ * expmed.c (store_split_bit_field): Likewise.
+ * expr.c (expand_expr_real_1): Likewise.
+ * function.c (instantiate_decl
+ (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
+ * genrecog.c (preds, validate_pattern): Likewise.
+ * integrate.c (copy_rtx_and_substitute): Likewise.
+ * recog.c (general_operand, register_operand): Likewise.
+ (memory_address_p): Likwise.
+ * reload1.c (eliminate_regs, elimination_effects): Likewise.
+ * rtl.c (copy_rtx): Likewise.
+ * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
+ (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
+ * rtlhooks.c (gen_lowpart_general): Likewise.
+ * stmt.c (expand_asm_operands): Likewise.
+ * web.c (entry_register, replace_ref, web_main): Likewise.
+ * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
+ alpha_expand_block_move, alpha_expand_block_clear): Likewise.
+ * config/arm/arm.c (thumb_rtx_costs): Likewise.
+ * config/c4x/c4x.c (c4x_valid_operands): Likewise.
+ * config/frv/frv.c (move_destination_operand, move_source_operand,
+ condexec_dest_operand, condexec_source_operand,
+ condexec_memory_operand): Likewise.
+ * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
+ * config/ia64/ia64.c (general_xfmode_operand): Likewise.
+ (destination_xfmode_operand): Likewise.
+ * config/mips/mips.h (PREDICATE_CODES): Likewise.
+ * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
+ * config/s390/s390.c (general_s_operand): Likewise.
+ * config/s390/s390.md (mov*): Likewise.
+ * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
+
+ * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
+ * expr.c (expand_expr_real_1): Likewise.
+ * stmt.c (expand_decl): Likewise.
+ * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
+
+ * function.c (struct fixup_replacement, struct insns_for_mem_entry,
+ postponed_insns, put_var_into_stack, put_reg_into_stack,
+ schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
+ fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
+ fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
+ walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
+ gen_mem_addressof, flush_addressof, put_addressof_into_stack,
+ purge_bitfield_addressof_replacements, purge_addressof_replacements,
+ purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
+ struct insns_for_mem_walk_info, insns_for_mem_walk,
+ compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
+ setjmp_protect_args): Remove.
+ (push_function_context_to): Don't handle var_refs_queue.
+ (pop_function_context_from, free_after_compilation): Likewise.
+ (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
+ (assign_parms, allocate_struct_function): Likewise.
+ (use_register_for_decl): New.
+ (expand_function_end): Don't setjmp_protect.
+ * function.h (struct emit_status): Update commentary.
+ (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
+ (max_parm_reg, parm_reg_stack_loc): Remove.
+ * passes.c (DFI_addressof): Remove.
+ (dump_file_info): Remove addressof.
+ (rest_of_handle_addressof): Remove.
+ (rest_of_compilation): Don't call it.
+ * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
+ * stmt.c (expand_decl): Use use_register_for_decl.
+ * tree.h: Update decls.
+ * web.c (mark_addressof): Remove.
+ * doc/invoke.texi (-dF): Remove.
+
+2004-07-03 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
+ instead of gen_mem_addressof.
+ * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
+ TImode output register.
+
+2004-07-03 Richard Henderson <rth@redhat.com>
+
+ PR tree-optimization/16341
+ * tree-sra.c (sra_walk_function): Increment to next stmt before
+ processing the current stmt.
+ (sra_insert_after): Always use BSI_SAME_STMT.
+
+2004-07-03 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
+ fp plus with minus.
+
+2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
+ with tree_int_cst_equal.
+
+2004-07-03 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/ia64.md: Define new attribute "empty".
+ (prologue_use, nop_x, insn_group_barrier): Set it.
+
+ * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
+ skip over "empty" insns.
+
+2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-inline.c (initialize_inlined_parameters): Pass proper function
+ context to gimplify_body.
+ (walk_tree): Don't walk into types twice.
+ (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
+
+ * tree-sra.c (generate_element_init): Remove any useless conversions.
+
+ * gimplify.c (gimplify_conversion): Remove stripping useless
+ conversions from here.
+ (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
+ (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
+ Unshare before substituting PLACEHOLDER_EXPR.
+ (gimplify_modify_expr_to_memset): Likewise.
+ Pass address of TO to memset, not TO itself.
+ (gimplify_init_constructor): Make copy of OBJECT so we have it each
+ time we make an expression (to match a PLACEHOLDER_EXPR).
+
+ * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
+ VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
+ * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
+ * tree-ssa-dom.c (local_fold): Likewise.
+
+ * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
+ * langhooks.h (strct lang_hooks): New field type_max_size.
+ * function.c (assign_temp): Call it.
+
+2004-07-03 Steven Bosscher <stevenb@suse.de>
+
+ * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
+ * config/sh/sh.md: Convert the SH1 pipeline description to
+ a DFA model.
+
+2004-07-02 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (struct c_binding): Remove contour field; add
+ depth, invisible, nested fields.
+ (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
+ (B_IN_EXTERNAL_SCOPE): New convenience macros.
+ (bind): Add invisible and nested arguments. Initialize
+ new fields of struct c_binding; adjust loop scanning for
+ insertion point.
+ (free_binding_and_advance): Clear structure with memset.
+ (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
+ in file scope, even if it's in external scope too.
+ (pushdecl): Adjust to match. Create invisible file-scope
+ declarations for block-scope forward declarations of static functions.
+ (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
+ (undeclared_variable, lookup_label, declare_label, define_label)
+ (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
+ (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
+ (store_parm_decls_oldstyle): Adjust to match.
+ (diagnose_mismatched_decls): Correct handling of linkage clashes.
+ (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
+
+ * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
+ (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
+
+2004-07-02 Richard Henderson <rth@redhat.com>
+
+ * c-decl.c (grokdeclarator): Don't frob current_function_decl
+ around variable_size.
+ (set_decl_nonlocal): Remove.
+ (store_parm_decls): Add stmts for pending sizes.
+ * calls.c (calls_function, calls_function_1): Remove.
+ (precompute_arguments): Don't call it.
+ * cfgexpand.c (set_save_expr_context): Remove.
+ (tree_expand_cfg): Don't call it.
+ * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
+ (dwarf2out_finish): Likewise.
+ * expr.c (emit_block_move): Adjust addresses to BLKmode.
+ (store_constructor): Don't pre-evaluate SAVE_EXPR.
+ (safe_from_p): Don't queue SAVE_EXPRs.
+ (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
+ or build plain VAR_DECLs.
+ * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
+ (fold): Likewise.
+ (fold_checksum_tree): Don't special-case SAVE_EXPR.
+ * function.c (free_after_compilation): Don't clear x_save_expr_regs.
+ (put_var_into_stack): Don't handle SAVE_EXPR.
+ (gen_mem_addressof): Likewise.
+ * function.h (struct function): Remove x_save_expr_regs.
+ (save_expr_regs): Remove.
+ * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
+ * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
+ * stor-layout.c (variable_size): Don't set it.
+ (force_type_save_exprs, force_type_save_exprs_1): Remove.
+ * tree-inline.c (remap_save_expr): Remove fn argument. Update
+ all callers. Don't set SAVE_EXPR_CONTEXT.
+ * tree-inline.h (remap_save_expr): Update decl.
+ * tree.c (save_expr): Update build size.
+ (first_rtl_op): Don't handle SAVE_EXPR.
+ (unsave_expr_1, contains_placeholder_p): Likewise.
+ (decl_function_context): Likewise.
+ * tree.def (SAVE_EXPR): Remove args 1 and 2.
+ * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
+ (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
+
+2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
+ doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
+ doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
+ doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
+ some first-person references and patronizing comments. Based on
+ printed manual.
+ * doc/invoke.texi: Don't reference fortran@gnu.org.
+ * doc/trouble.texi (Warning when a non-void function value is
+ ignored): Rewrite. From Russ Allbery and Chris Devers.
+
+2004-07-02 Daniel Berlin <dberlin@dberlin.org)
+
+ * tree-ssa-pre.c (bitmap_set_t): New.
+ (bb_value_sets): avail_out is now a bitmap_set_t.
+ (bitmap_find_leader): New function.
+ (bitmap_value_insert_into_set): Ditto.
+ (bitmap_set_copy): Ditto.
+ (bitmap_value_replace_in_set): Ditto.
+ (bitmap_set_contains_value): Ditto.
+ (bitmap_set_new): Ditto.
+ (bitmap_set_pool): New pool.
+ (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
+ (insert_aux): Ditto.
+ (add_to_sets): Ditto.
+ (compute_avail): Ditto
+ (eliminate): Ditto.
+ (init_pre): Ditto.
+ (fini_pre): Ditto.
+ (execute_pre): Ditto.
+
+2004-07-02 Roger Sayle <roger@eyesopen.com>
+
+ * config/rs6000/rs6000.c (struct processor_costs): New structure
+ used to hold instruction latencies/sizes for processor types.
+ (rs6000_cost): New global variable pointing to current CPU's costs.
+ (rs6000_override_options): Initialize rs6000_cost to point to the
+ appropriate cost table based upon rs6000_cpu and optimize_size.
+ (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
+ timings inline.
+
+2004-07-02 Richard Henderson <rth@redhat.com>
+
+ * expmed.c (make_tree): Don't use SET_DECL_RTL.
+
+2004-07-02 Steven Bosscher <stevenb@suse.de>
+
+ * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
+ (alpha_gp_save_rtx): Use assign_stack_local instead of
+ gen_mem_addressof.
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
+ (alpha_rtx_cost_data): Update to match.
+ (alpha_rtx_cost_size): New.
+ (alpha_rtx_costs): Honor optimize_size.
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * gimple-low.c (lower_function_body): Don't reset_block_changes here.
+ * cfgexpand.c (tree_expand_cfg): Do it here.
+ * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
+ * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
+ * config/mips/mips.c (mips_output_mi_thunk): And here.
+ * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
+ * config/sh/sh.c (sh_output_mi_thunk): And here.
+ * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * tree.def (RTL_EXPR): Remove.
+ * c-typeck.c (lvalue_p): Don't handle it.
+ * expr.c (safe_from_p): Likewise.
+ (expand_expr_real_1): Likewise.
+ * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
+ (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
+ * gengtype.c (adjust_field_tree_exp): Likewise.
+ * stmt.c (warn_if_unused_value): Likewise.
+ * tree-gimple.c (recalculate_side_effects): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
+ (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
+ * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
+
+ * stmt.c (struct stmt_status): Remove x_last_expr_type,
+ x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
+ (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
+ (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
+ all the bits that tracked last_expr.
+ (expand_end_bindings): Don't track last_expr.
+ (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
+ (clear_last_expr): Remove.
+ (expand_asm): Don't call it.
+ (expand_asm_operands, expand_end_cond): Likewise.
+ (expand_naked_return, expand_null_return_1): Likewise.
+ * c-typeck.c (c_begin_compound_stmt): Likewise.
+ * cfgexpand.c (expand_block): Use expand_expr_stmt.
+ * expr.c (expand_expr_real_1): Likewise.
+ * tree.h: Update prototypes.
+
+ * function.h (struct sequence_stack): Remove sequence_rtl_expr.
+ (struct emit_status): Remove sequence_rtl_expr.
+ (struct function): Remove x_rtl_expr_chain.
+ (seq_rtl_expr, rtl_expr_chain): Remove.
+ * function.c (struct temp_slot): Remove rtl_expr.
+ (assign_stack_temp_for_type): Don't set it.
+ (free_temp_slots, pop_temp_slots): Don't check it.
+ (free_after_compilation): Don't clear x_rtl_expr_chain.
+ (fixup_var_refs): Don't search it.
+ (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
+ * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
+ or seq_rtl_expr.
+ (push_topmost_sequence): Likewise.
+ (end_sequence, init_emit): Likewise.
+ (start_sequence_for_rtl_expr): Remove.
+ * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
+ * rtl.h (preserve_rtl_expr_result): Remove.
+
+2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
+ tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
+ typos.
+
+2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
+
+ * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
+ (STANDARD_STARTFILE_PREFIX_2): Define.
+ (standard_startfile_prefix_1): Initialize to
+ STANDARD_STARTFILE_PREFIX_1.
+ (standard_startfile_prefix_2): Initialize to
+ STANDARD_STARTFILE_PREFIX_2.
+ * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
+ (STANDARD_STARTFILE_PREFIX_1): Define.
+ (STANDARD_STARTFILE_PREFIX_2): Define.
+ * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
+ (STANDARD_STARTFILE_PREFIX_2): Document.
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
+ in order to disable scalarization. Instead set a flag and wait
+ for a candidate decl.
+
+2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
+ doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
+ Use terminology "testsuite" and "enumerated".
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (reg_save): Use INVALID_REGNUM.
+ (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
+ (initial_return_save): Likewise.
+ (flush_queued_reg_saves): Remap register numbers.
+ (dwarf2out_return_reg): Likewise.
+
+2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
+
+ * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
+ access functions for lower bound and element size and only output
+ if lower bound nonzero or element size not same as that of type.
+ (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
+
+2004-07-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
+
+2004-07-01 Per Bothner <per@bothner.com>
+
+ * final.c (final): Fix typo reported by Aaron W. LaFramboise.
+
+2004-07-01 Jakub Jelinek <jakub@redhat.com>
+
+ * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
+ bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
+ first operand. Don't optimize if the bitfield is volatile.
+
+2004-07-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * c-pretty-print.c (pp_c_postfix_expression): Handle
+ floating-point comparison operators.
+ (pp_c_expression): Pass floating-point comparison
+ operators to pp_c_postfix_expression.
+
+2004-07-01 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
+ rtx_cost instead of "had_mult" to determine whether the transformed
+ expression is cheaper than the original.
+
+2004-07-01 Jerry Quinn <jlquinn@optonline.net>
+
+ * alias.c (get_alias_set, canon_rtx, get_addr,
+ nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
+ Use MEM_P.
+ * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
+ expand_builtin): Likewise.
+ * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
+ Likewise.
+ * combine.c (can_combine_p, combinable_i3pat, try_combine,
+ find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
+ rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
+ record_dead_and_set_regs_1, get_last_value_validate,
+ mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
+ * cse.c (check_dependence, canon_hash, equiv_constant,
+ gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
+ cse_around_loop, cse_check_loop_start, cse_set_around_loop,
+ count_reg_usage): Likewise.
+ * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
+ cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
+ cselib_record_sets): Likewise.
+ * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
+ dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
+ * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
+ * df.c (df_uses_record): Likewise.
+ * dojump (do_jump): Likewise.
+ * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
+ loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
+ decl_start_label): Likewise.
+ * emit-rtl.c (gen_complex_constant_part, gen_highpart,
+ operand_subword, change_address_1, make_safe_from): Likewise.
+ * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
+ stabilize, force_not_mem): Likewise.
+ * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
+ expand_mult_const, expand_divmod, emit_store_flag): Likewise.
+ * expr.c (convert_move, convert_modes, emit_block_move,
+ emit_group_load, emit_group_store, clear_storage, emit_move_insn,
+ emit_move_insn_1, expand_assignment, store_expr,
+ store_constructor_field, store_constructor, store_field,
+ force_operand, safe_from_p, expand_expr_real_1, expand_increment):
+ Likewise.
+ * final.c (cleanup_subreg_operands, alter_subreg,
+ get_mem_expr_from_op): Likewise.
+ * flow.c (notice_stack_pointer_modification_1,
+ init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
+ Likewise.
+ * function.c (mark_temp_addr_taken, preserve_temp_slots,
+ preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
+ optimize_bit_field, flush_addressof, purge_addressof_1,
+ instantiate_decl, instantiate_virtual_regs_1, assign_parms,
+ setjmp_protect, setjmp_protect_args, fix_lexical_addr,
+ keep_stack_depressed): Likewise.
+ * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
+ noce_process_if_block, find_memory): Likewise.
+ * integrate.c (subst_constants, allocate_initial_values): Likewise.
+ * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
+ update_equiv_regs): Likewise.
+ * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
+ maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
+ * optabs.c (expand_abs, emit_unop_insn): Likewise.
+ * passes.c (rest_of_handle_final): Likewise.
+ * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
+ move2add_note_store): Likewise.
+ * ra-build.c (detect_remat_webs): Likewise.
+ * ra-debug.c (dump_static_insn_cost): Likewise.
+ * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
+ * recog.c (validate_change, apply_change_group, cancel_changes,
+ validate_replace_rtx_1, general_operand, register_operand,
+ nonmemory_operand, push_operand, pop_operand, memory_operand,
+ indirect_operand, asm_operand_ok, offsettable_memref_p,
+ offsettable_nonstrict_memref_p, constrain_operands,
+ store_data_bypass_p): Likewise.
+ * reg-stack.c (subst_stack_regs_pat): Likewise.
+ * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
+ copy_cost, reg_scan_mark_refs): Likewise.
+ * regmove.c (optimize_reg_copy_3, stack_memref_p,
+ combine_stack_adjustments_for_block): Likewise.
+ * regrename.c (copyprop_hardreg_forward_1): Likewise.
+ * reload.c (can_reload_into, push_reload, decompose, immune_p,
+ find_reloads, find_reloads_address, find_reloads_address_1,
+ reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
+ find_equiv_reg): Likewise.
+ * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
+ reload_as_needed, choose_reload_regs, emit_input_reload_insns,
+ do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
+ delete_address_reloads): Likewise.
+ * resource.c (mark_referenced_resources): Likewise.
+ * rtlanal.c (get_jump_table_offset, count_occurrences,
+ reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
+ reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
+ num_sign_bit_copies1): Likewise.
+ * rtlhooks.c (gen_lowpart_general): Likewise.
+ * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
+ * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
+ sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
+ sdbout_global_decl): Likewise.
+ * simplify-rtx.c (simplify_subreg): Likewise.
+ * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
+ expand_anon_union_decl, expand_end_case_type): Likewise.
+ * unroll.c (calculate_giv_inc): Likewise.
+ * var-tracking.c (stack_adjust_offset_pre_post,
+ bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
+ add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
+ vt_add_function_parameters): Likewise.
+ * varasm.c (make_var_volatile, notice_global_symbol,
+ assemble_external, decode_addr_const, mark_weak,
+ default_encode_section_info): Likewise.
+
+2004-07-01 Steven Bosscher <stevenb@suse.de>
+
+ * stmt.c (check_seenlabel): Remove.
+ (pushcase, pushcase_range, expand_end_case_type): Don't call it.
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * function.h (struct function): Remove x_function_call_count.
+ (function_call_count): Remove.
+ * calls.c (expand_call): Don't set it.
+ * integrate.c (copy_rtx_and_substitute): Likewise.
+
+ * function.h (struct function): Remove x_cleanup_label.
+ (cleanup_label): Remove.
+ * stmt.c (expand_value_return): Don't use it.
+ * function.c (free_after_compilation): Don't set it.
+ (expand_function_start): Likewise. Remove parms_have_cleanups arg.
+ * cfgexpand.c (tree_expand_cfg): Update call.
+ * tree.h (expand_function_start): Update decl.
+
+2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/1027
+ * c-lang.c (c_initialize_diagnostics): Move from here ...
+ * c-objc-common.c: ... to here. Include "c-pretty-print.h".
+ (c_tree_printer): Use pretty-printer to format %T.
+ * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
+ before '*' if not C++.
+ (pp_c_direct_abstract_declarator): Don't try to print array upper
+ bound for flexible array members.
+ * c-tree.h: Include "diagnostic.h".
+ (c_initialize_diagnostics): Declare.
+ * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
+ * c-format.c (format_type_warning): New function. Improve
+ diagnostics for incorrect format argument types.
+ (check_format_types): Use it. Add two parameters. Use the
+ TYPE_MAIN_VARIANT of wanted_type.
+ (check_format_info_main): Pass new parameters to
+ check_format_types.
+ (struct format_wanted_type): Update comment.
+
+2004-07-01 Nick Clifton <nickc@redhat.com>
+
+ * target.h (struct gcc_target): Add new field to struct cxx:
+ import_export_class.
+ * target-def.h (TARGET_CXX): Initialise the new field.
+ (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
+ the new field.
+ * doc/tm.texi: Document the new target hook.
+
+2004-07-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * builtins.c (fold_builtin_classify): Fix typo.
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * function.c (identify_blocks, identify_blocks_1): Remove.
+ * function.h (identify_blocks): Remove.
+ * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
+
+2004-07-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * builtins.c (fold_builtin_classify): New.
+ (fold_builtin_unordered_cmp): Fix commentary.
+ (fold_builtin): Use it.
+ * builtins.def: Define builtins for isnan,
+ isnanf, isnanl, finite, finitef, finitel,
+ isinf, isinff, isinfl.
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * function.h (struct function): Remove dont_emit_block_notes.
+ * gimple-low.c (lower_function_body): Don't set it.
+ * cfgexpand.c (expand_block): Don't check it.
+ * cfglayout.c (insn_locators_initialize): Likewise.
+ * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
+ * passes.c (rest_of_compilation): Likewise.
+ * stmt.c (expand_start_bindings_and_block): Likewise.
+ (expand_end_bindings): Likewise.
+
+2004-07-01 Richard Henderson <rth@redhat.com>
+
+ * cgraph.h (cgraph_build_static_cdtor): Declare.
+ * cgraphunit.c (cgraph_build_static_cdtor): New.
+ * c-objc-common.c (build_cdtor): Use it.
+ * coverage.c (create_coverage): Likewise.
+ * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
+ * optabs.c (init_optabs): Don't set gcov_init_libfunc.
+
+2004-06-30 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (expand_shift): Consider expanding LSHIFT_EXPR by a
+ constant as a sequence of additions depending upon the rtx_costs.
+ (synth_mult): Update the "observed" cost of a shift, based upon
+ the above optimization.
+
+2004-06-28 Geoffrey Keating <geoffk@apple.com>
+ Andreas Tobler <a.tobler@schweiz.ch>
+
+ PR 15813
+ * dwarf2out.c (reg_save): Output DW_CFA_same_value when a
+ register is saved in itself.
+ (initial_return_save): If the return address is a register,
+ it's already there, don't bother to mention it in the CFI.
+ (struct queued_reg_save): Add field saved_reg.
+ (struct reg_saved_in_data): New.
+ (regs_saved_in_regs): New.
+ (num_regs_saved_in_regs): New.
+ (queue_reg_save): Add extra parameter to specify register saved
+ in register. Remove duplicate entries from queue. Add comment
+ for function.
+ (flush_queued_reg_saves): Handle registers saved in registers.
+ Update regs_saved_in_regs. Add comment for function.
+ (clobbers_queued_reg_save): Add comment for function. Allow
+ for regs_saved_in_regs.
+ (reg_saved_in): New.
+ (dwarf2out_frame_debug_expr): Handle saving registers in other
+ registers.
+ (dwarf2out_frame_debug): Reset regs_saved_in_regs.
+ * unwind-dw2.c (execute_cfa_program): Correct handling of
+ DW_CFA_same_value. Add FIXME comment about incorrect implementation
+ of DW_CFA_restore_extended.
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Let
+ dwarf2out_frame_debug_expr see instructions that save registers
+ in other registers or save those other registers in memory.
+
+ * unwind-dw2.c (DWARF_FRAME_REGISTERS): Move to unwind-dw2.h.
+ (_Unwind_FrameState): Likewise.
+ * unwind-dw2.h: New.
+ * Makefile.in (LIB2ADDEHDEP): Add unwind-dw2.h.
+ * config/rs6000/darwin-fallback.c: New file.
+ * config/rs6000/darwin.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
+ * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Add darwin-fallback.o.
+
+2004-07-01 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_mixed_function_arg): Rewrite.
+ (function_arg): Use rs6000_arg_size rather than CLASS_MAX_NREGS in
+ calculating gpr size for altivec. Simplify and correct
+ rs6000_mixed_function_arg calls. Call rs6000_mixed_function_arg
+ for ABI_V4 gpr case too. Fix off-by-one error in long double
+ reg test. Generate the correct PARALLEL to handle long double
+ for ABI_AIX 32-bit. Use this for -m32 -mpowerpc64 fpr case too.
+ (function_arg_partial_nregs): Align before calculating regs left.
+ Don't return info on partial fprs when we need info on gprs.
+ Correct long double fpr off-by-one error.
+
+2004-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-protos.h (prefetch_operand): Add prototype.
+ * pa.c (prefetch_operand): New function.
+ * pa.h (prefetch_operand): Add to PREDICATE_CODES.
+ * pa.md (prefetch, prefetch_32, prefetch_64): New prefetch patterns.
+
+2004-06-30 Richard Henderson <rth@redhat.com>
+
+ * function.h (struct function): Remove x_whole_function_mode_p.
+ * c-decl.c (store_parm_decls): Don't set it.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+ * passes.c (rest_of_compilation): Don't check it.
+ * stmt.c (expand_fixup): Likewise.
+ * function.c (fixup_var_refs_insn): Remove unused variable.
+
+2004-06-30 Richard Henderson <rth@redhat.com>
+
+ * tree.h (immediate_size_expand): Delete.
+ * stor-layout.c (immediate_size_expand): Delete.
+ (variable_size): Don't look at it.
+ * c-decl.c (push_parm_decl): Don't frob immediate_size_expand.
+ (start_function): Likewise.
+ * cfgexpand.c (construct_exit_block): Likewise.
+ * function.c (init_function_start, expand_function_end): Likewise.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+
+2004-06-30 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_compound_lval): Take fallback argument
+ instead of want_lvalue.
+ (gimplify_call_expr): Take want_value argument instead of test
+ function. Gimplify arguments to val only if reg_type; otherwise
+ allow lvalue forms.
+ (gimplify_expr): Update gimplify_compound_lval and gimplify_call_expr
+ calls.
+ * tree-gimple.c: Update GIMPLE grammer. Use true/false not 1/0.
+ Tidy commentary globally.
+ (get_call_expr_in): Remove RETURN_EXPR handling. Tidy.
+ * tree-gimple.h (is_gimple_call_addr): Mark extern.
+
+ * gimplify.c (gimplify_modify_expr_to_memcpy): Fix typo.
+
+2004-06-30 Richard Henderson <rth@redhat.com>
+
+ * tree-gimple.c (right_assocify_expr): Kill
+ (rationalize_compound_expr): Kill.
+ * tree-gimple.h: Likewise.
+ * tree-inline.c (expand_call_inline): Don't call it.
+
+ * function.h (struct function): Remove x_last_parm_insn,
+ inl_last_parm_insn.
+ (last_parm_insn): Remove.
+ * function.c (free_after_compilation): Don't clear them.
+ (fixup_var_refs_insn, assign_parms): Don't set them.
+
+ * function.c, rtl.h (get_first_nonparm_insn): Remove.
+
+2004-06-30 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-common.h (check_function_format): Remove first parameter.
+ * c-format.c (format_check_context): Remove status.
+ (check_format_info, check_format_info_main,
+ maybe_read_dollar_number, avoid_dollar_number,
+ finish_dollar_format_checking, check_format_types,
+ check_function_format): Remove first parameter. Don't use
+ status_warning.
+ (check_format_arg): Don't use status_warning.
+ (status_warning): Remove.
+ * c-common.c (check_function_arguments): Update call to
+ check_function_format.
+
+2004-06-30 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc-protos.h (output_cbranch): Constify return
+ value.
+ (output_v9branch): Likewise.
+ (sparc_v8plus_shift): Likewise. Rename into output_v8plus_shift.
+ * config/sparc/sparc.c (output_cbranch): Constify return value.
+ Prettify output for delay slots.
+ (output_v9branch): Likewise.
+ (sparc_v8plus_shift): Constify return value. Rename into
+ output_v8plus_shift.
+ * config/sparc/sparc.md (ashldi3_v8plus): Adjust call to
+ sparc_v8plus_shift.
+ (ashrdi3_v8plus): Likewise.
+ (lshrdi3_v8plus): Likewise.
+ (call_address_struct_value_sp32): Prettify output for delay slots.
+ (call_symbolic_struct_value_sp32): Likewise.
+ (call_address_untyped_struct_value_sp32): Likewise.
+ (call_symbolic_untyped_struct_value_sp32): Likewise.
+
+2004-06-30 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * common.opt (ftree-loop-optimize): New flag.
+ * tree-flow.h (kill_redundant_phi_nodes): Declare.
+ * tree-optimize.c (init_tree_optimization_passes): Add pass_loop.
+ * tree-pass.h (pass_loop_init, pass_loop_done): Declare.
+ * tree-ssa-loop.c (current_loops): New variable.
+ (tree_loop_optimizer_init, gate_loop, tree_ssa_loop_init,
+ tree_ssa_loop_done): New functions.
+ (pass_loop, pass_loop_init, pass_loop_done): New passes.
+ * tree-ssa.c (kill_redundant_phi_nodes): Export.
+ * doc/invoke.texi (-ftree-loop-optimize): Document.
+
+2004-06-30 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-ch.c: New file.
+ * Makefile.in (tree-ssa-loop-ch.o): Add.
+ (tree-into-ssa.o): Add GGC_H dependency.
+ * tree-cfg.c (tree_duplicate_bb): Copy virtual arguments.
+ * tree-flow.h (rewrite_into_ssa): Declaration changed.
+ (rewrite_ssa_into_ssa, compute_global_livein, duplicate_ssa_name):
+ Declare.
+ * tree-into-ssa.c: Include ggc.h.
+ (struct def_blocks_d): Add phi_blocks field.
+ (struct mark_def_sites_global_data): Add names_to_rename field.
+ (struct ssa_name_info): New.
+ (compute_global_livein): Export.
+ (set_def_block, insert_phi_nodes, mark_def_sites, set_livein_block,
+ insert_phi_nodes_1, rewrite_finalize_block, insert_phi_nodes_for,
+ register_new_def, get_reaching_def, def_blocks_free,
+ get_def_blocks_for, rewrite_into_ssa): Modified to work with
+ rewrite_ssa_into_ssa.
+ (get_ssa_name_ann, get_phi_state, set_phi_state, get_current_def,
+ set_current_def, ssa_mark_def_sites_initialize_block,
+ ssa_mark_phi_uses, ssa_mark_def_sites, duplicate_ssa_name,
+ ssa_register_new_def, ssa_rewrite_initialize_block,
+ ssa_rewrite_phi_arguments, ssa_rewrite_finalize_block,
+ ssa_rewrite_stmt, rewrite_ssa_into_ssa, rewrite_all_into_ssa): New
+ functions.
+ (pass_build_ssa): Call rewrite_all_into_ssa.
+ * tree-optimize.c (execute_todo, execute_one_pass,
+ tree_rest_of_compilation): Allocate vars_to_rename only once.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Provide parameter
+ to rewrite_into_ssa.
+ * tree-ssa-loop.c (should_duplicate_loop_header_p,
+ mark_defs_for_rewrite, duplicate_blocks, do_while_loop_p,
+ copy_loop_headers, gate_ch, pass_ch): Moved to tree-ssa-loop-ch.c.
+ Use rewrite_ssa_into_ssa.
+ * tree-ssa-operands.c (copy_virtual_operands): New function.
+ * tree-ssa-operands.h (copy_virtual_operands): Declare.
+ * tree.h (struct tree_ssa_name): Add aux field.
+ (SSA_NAME_AUX): New macro to access it.
+
+2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
+
+ * prefix.c (lookup_key): Cast buffer to LPBYTE.
+
+2004-06-30 Per Bothner <per@bothner.com>
+
+ Conditionally compile support for --enable-mapped_location.
+ * input.h: #include line-map.h for source_location typedef.
+ (BUILTINS_LOCATION, UNKNOWN_LOCATION, expand_location,
+ LOCATION_FILE, LOCATION_LINE): New macros and functions.
+ (expanded_location, source_locus): New typedefs.
+ (push_srcloc): Change parameter list if USE_MAPPED_LOCATION.
+ * rtl.def (NOTE, ASM_OPERANDS): Modify specifcation, if
+ USE_MAPPED_LOCATION.
+ * rtl.h (NOTE_DELETED_LABEL_NAME): New macro.
+ (NOTE_SOURCE_LOCATION, NOTE_EXPNDED_LOCATION, SET_INSN_DELETED):
+ New conditional macros.
+ (ASM_OPERANDS_SOURCE_FILE, ASM_OPERANDS_SOURCE_LINE): Replace
+ by ASM_OPERANDS_SOURCE_LOCATION if USE_MAPPED_LOCATION.
+ * tree.h (EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_HAS_LOCATION,
+ EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME, EXPR_LINENO,
+ DECL_IS_BUILTIN): New macros, most depending on USE_MAPPED__LOCATION.
+ (tree_exp): Change type of locus to use new source_locus typedef.
+ * tree.c (build1_stat): Use SET_EXPR_LOCATION.
+ (annotate_with_locus, annotate_with_file_line): Conditionalize.
+ (expand_location): New function.
+ * toplev.c (unknown_location): New static, when USE_MAPPED_LOCATION.
+ (push_srcloc, pop_loc): Adjust parameter handling.
+ (process_options): Don't set input_filename by itself.
+ (lang_dependent_init): Save, set input_location to <built-in>.
+ (warn_deprecated_use): Use expand_location.
+
+ * basic-block.h (struct edge_def): Use new source_locus typedef.
+ * c-common.c (fname_decl): Update save/clear/store of input_location.
+ (c_do_switch_warnings): Update for USE_MAPPED_LOCATION case.
+ * c-decl.c: Likewise.
+ * c-dump.c (dump_stmt): Likewise.
+ * c-gimplify.c (c-gimplify.c): Generalize using SET_EXPR_LOCATION.
+ * c-lex.c (cb_line_change): If USE_MAPPED_LOCATION use token's src_loc
+ to set input_location direction, rather than using linemap_lookup.
+ (fe_file_change, cb_def_pragma): Again use source_location directly.
+ * c-opts.c (saved_lineno): Remove static variable.
+ (c_common_post_options, c_common_init): Don't bothner to save,
+ clear and restore input_Location - now handled by lang_dependent_init.
+ * function.c (init_function_start): Use new DECL_IS_BUILTIN macro.
+ * xcoffout.c (xcoff_assign_fundamental_type_number): Likewise.
+ * tree-mudflap.c (mf_file_function_line_tree): Take a location_t
+ rather than a pointer to one. Use expand_location.
+ (mf_varname_tree): Use expand_location.
+ * tree-dump.c: Use expand_location on DECL_SOURCE_LOCATION.
+ * coverage.c: Likewise.
+ * print-tree.c: Likewise.
+ * c-aux-info.c (gen_aux_info_record): Likewise.
+ * c-parse.in: Use SET_EXPR_LOCATION macro.
+ * gimple-low.c: Likewise.
+ * tree-mudflap.c: Likewise.
+ * gimplify.c: Likewise. Also use EXPR_LOCATION and EXPR_HAS_LOCATION.
+ * c-ppoutput.c: Use new source_location typedef instead of fileline.
+ * c-semantics.c: Use new macros.
+ * c-typeck.c: Likewise.
+ * cfgexpand.c: Handle USE_MAPPED_LOCATION case for function_end_locus.
+ * cfglayout.c (insn_locators_initialize): Const cleanup. New macros.
+ * cfgrtl.c (delete_insn): Use new NOTE_DELETED_LABEL_NAME macro.
+ * print-rtl.c (print_rtx): Likewise.
+ * emit-rtl.c: Don't clear NOTE_SOURCE_FILE if USE_MAPPED_LOCATION.
+ * combine.c: Use new SET_INSN_DELETED macro.
+ * flow.c: Likewise.
+ * haifa-sched.c: Likewise.
+ * ifcvt.c: Likewise.
+ * recog.c: Likewise.
+ * reload1.c: Likewise.
+ * diagnostic.c: Use expand_location macro.
+ * pretty-print.c (pp_base_format_text): Likewise.
+ * profile.c: Likewise.
+ * dwarf2out.c: Likewise. Also use expand_location, DECL_IS_BUILTIN.
+ * dwarf2out.c (dwarf2out_decl: Use BUILTINS_LOCATION.
+ * emit-rtl.c (emit_line_note): Simplify if USE_MAPPED_LOCATION.
+ (force_next_line_note, insn_emit): Handle USE_MAPPED_LOCATION case.
+ * final.c (final): Likewise.
+ * haifa-sched.c: Likewise.
+ * integrate.c: Likewise.
+ * jump.c: Likewise.
+ * rtl-error.c: Likewise.
+ * stmt.c (check_seenlabel): Likewise.
+ * tree-pretty-print.c: Likewise.
+ * gengtype-lex.l: Temporary kludge to avoid duplicate typedef.
+ * gengtype.c: Update for now typdefs in input.h. More kludges.
+ * modulo-sched.c (sms_schedule): Use NOTE_EXPANDED_LOCATION macro.
+ * ra-debug.c (ra_print_rtl): Likewise.
+ * sched-rgn.c: Likewise.
+ * sched-vis.c: Likewise.
+ * rtl.h (gen_rtx_ASM_OPERANDS): Redefine if USE_MAPPED_LOCATION.
+ * stmt.c (expand_asm_operands): Adjust calls to gen_rtx_ASM_OPERANDS.
+ * tree-cfg.c: Use new macros and typedefs.
+ * tree-flow-inline.h: Likewise.
+
+2004-06-30 Richard Sandiford <rsandifo@redhat.com>
+ Eric Christopher <echristo@redhat.com>
+
+ * config/mips/3000.md: Improve description.
+
+2004-06-30 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/cirrus.md (cirrus_arm_movdi, cirrus_movsf_hard_insn,
+ cirrus_movdf_hard_insn): Set pool ranges for coprocessor loads.
+
+2004-06-30 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * Makefile.in (OBJS-common): Add tree-chrec.o.
+ (tree-chrec.o): New rule.
+ (GTFILES): Add tree-chrec.h.
+ * gengtype.c (open_base_files): Add tree-chrec.h.
+ * tree-chrec.c: New file.
+ * tree-chrec.h: New file.
+ * tree.def (SCEV_KNOWN, SCEV_NOT_KNOWN, POLYNOMIAL_CHREC): New nodes.
+
+2004-06-30 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c: Include "output.h" to define dump_file.
+ (uid_insn_cost, last_insn_cost): New global variables.
+ (combine_insn_cost): New function to estimate cost of an insn.
+ (combine_validate_cost): New function to determine whether a
+ try_combine replacement sequence is cheaper than the original.
+ (combine_instructions): Allocate and populate uid_insn_cost
+ array at the start of the combine pass, and deallocate it after.
+ (try_combine): Check combine_validate_cost to determine whether
+ a "recombination" should be rejected as being more expensive.
+ * Makefile.in (combine.o): Add dependency upon output.h.
+
+2004-06-30 Roger Sayle <roger@eyesopen.com>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs) <MINUS_EXPR>: Handle
+ subtractions identically to additions, always COSTS_N_INSNS (1).
+
+2004-06-30 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * expmed.c (expand_smod_pow2): Fix sign of mask.
+
+2004-06-29 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-pre.c (phi_trans_add): Use is_gimple_min_invariant
+ to check for constants.
+ (set_remove): Likewise.
+ (value_replace_in_set): Likewise.
+ (find_leader): Likewise.
+ * tree-vn.c (set_value_handle): Likewise.
+ (vn_lookup): Likewise.
+ (vn_lookup_or_add): Likewise.
+
+2004-06-30 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ RTL prologue/epilogue for SPARC
+ * config/sparc/sparc-protos.h (sparc_emitting_epilogue): Delete.
+ (sparc_skip_caller_unimp): Likewise.
+ (load_pic_register): Likewise.
+ (leaf_return_peephole_ok): Likewise.
+ (compute_frame_size): Rename into sparc_compute_frame_size.
+ (sparc_expand_prologue): New prototype.
+ (sparc_expand_epilogue): Likewise.
+ (output_return): Likewise.
+ (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
+ * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Adjust call to
+ compute_frame_size. Move comment up.
+ (DELAY_SLOTS_FOR_EPILOGUE): Delete.
+ (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
+ (EPILOGUE_USES): Return true for %g1 if the function uses EH return.
+ * config/sparc/sparc.md (UNSPECV_SAVEW): New constant.
+ (type attribute): Add 'return' and 'savew'.
+ (eligible_for_return_delay): New attribute.
+ (return): New delay_slot.
+ (sibcall_epilogue): Call sparc_expand_epilogue.
+ (prologue): Likewise. Move up.
+ (save_register_window): New expander.
+ (save_register_windowsi): New pattern.
+ (save_register_windowdi): Likewise.
+ (epilogue): New expander.
+ (return_internal): New pattern.
+ (Return peepholes): Delete.
+ * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): New macro.
+ (sparc_emitting_epilogue): Delete.
+ (sparc_skip_caller_unimp): Likewise.
+ (sparc_sr_alias_set): New global variable.
+ (frame_base_name): Delete.
+ (frame_base_reg): New global variable.
+ (sparc_override_options): Get new alias set for save/restore.
+ (leaf_return_peephole_ok): Delete.
+ (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
+ Factor out code into eligible_for_restore_insn_delay.
+ (eligible_for_restore_insn_delay): New function extraced from above.
+ Use IN_UNCOND_BRANCH_DELAY_TRUE instead of IN_BRANCH_DELAY_TRUE.
+ (eligible_for_sibcall_delay): Use SIBCALL_SLOT_EMPTY_P.
+ Factor out code into eligible_for_restore_insn_delay.
+ (load_pic_register): Make static. Remove check.
+ (save_regs): Delete.
+ (restore_regs): Likewise.
+ (compute_frame_size): Rename into sparc_compute_frame_size.
+ Rename leaf_function into leaf_function_p.
+ (build_big_number): Delete.
+ (save_or_restore_regs): New function.
+ (emit_save_regs): Likewise.
+ (emit_restore_regs): Likewise.
+ (emit_stack_pointer_increment ): Likewise.
+ (emit_stack_pointer_decrement): Likewise.
+ (sparc_expand_prologue): Likewise.
+ (sparc_function_prologue): Rename into sparc_asm_function_prologue.
+ Remove all code to emit instructions.
+ (sparc_expand_epilogue): New function.
+ (sparc_function_epilogue): Rename into sparc_asm_function_epilogue.
+ Remove all code to emit instructions.
+ (output_restore): New function.
+ (output_return): Likewise.
+ (output_sibcall): Factor out code into output_restore.
+ (print_operand): Adjust for frame_base_reg.
+ * target.h (struct gcc_target): New field 'late_rtl_prologue_epilogue'.
+ * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): New define.
+ (TARGET_INITIALIZER): Add it.
+ * passes.c (rest_of_compilation): Set the conditional predicate
+ 'current_function_uses_only_leaf_regs' before sched2. If target
+ has 'late_rtl_prologue_epilogue', emit RTL prologue/epilogue right
+ before sched2.
+ * reorg.c (return_insn_p): New predicate.
+ (find_end_label): Use it.
+ (relax_delay_slots): Do not thread an unconditional jump that points
+ to the end return label.
+ * doc/tm.texi (Registers) <Leaf Functions>: Clarify the validity
+ domain of 'current_function_uses_only_leaf_regs'.
+ (Stack and Calling) <Function Entry>: Document new target hook
+ TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
+
+2004-06-30 Jakub Jelinek <jakub@redhat.com>
+
+ * simplify-rtx.c (simplify_binary_operation): Simplify
+ ((A & N) + B) & M -> (A + B) & M if M is pow2 minus 1 constant and
+ N has at least all bits in M set as well.
+
+ PR tree-optimization/15310
+ * expr.c (expand_assignment): Optimize += or -= on a bit field in
+ most significant bits.
+
+2004-06-30 Steven Bosscher <stevenb@suse.de>
+
+ * config/c4x/c4x.md: Fix comment.
+
+2004-06-30 Akos Kiss <akiss@inf.u-szeged.hu>
+
+ * arm.md (cond_return_inverted): Add "length" attribute.
+
+2004-06-29 Per Bothner <per@bothner.com>
+
+ * config/i386/winnt.c (i386_pe_encode_section_info): Smash rtlname's
+ XSTR in place, so we don't lose SYMBOL_REF_DECL info.
+
+2004-06-29 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/hpux.h: Target does too support thread-local storage.
+
+2004-06-29 Zack Weinberg <zack@codesourcery.com>
+
+ * combine.c (distribute_notes): Don't look at global_regs for
+ pseudos.
+
+2004-06-29 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_modify_expr_rhs): Move immediately before
+ gimplify_modify_expr.
+ (gimplify_init_constructor): Likewise. Gimplify the null
+ CONSTRUCTOR assignment.
+ (gimplify_modify_expr_to_memcpy): New.
+ (gimplify_modify_expr_to_memset): New.
+ (gimplify_modify_expr): Use them.
+
+2004-06-29 Roman Zippel <zippel@linux-m68k.org>
+
+ * web.c (union_defs): use all defs of an instruction to create a
+ union with a read/write use
+
+2004-06-29 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/16216
+ * builtins.c (gimplify_va_arg_expr): Check for valist being
+ an error_mark_node.
+
+2004-06-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/16195
+ * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
+ r30 fixed if TARGET_TOC && TARGET_MINIMAL_TOC.
+ (first_reg_to_save): Pretend call_used_regs[30] is 0 if
+ TARGET_TOC && TARGET_MINIMAL_TOC.
+ (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
+
+2004-06-29 J"orn Rennecke <joern.rennecke@superh.com>
+
+ Fix gcc.dg/builtin-apply2.c failures:
+ * sh.h (TARGET_VARARGS_PRETEND_ARGS): Define.
+ * sh.c (extra_push): Delete.
+ (sh_expand_prologue): Don't do extra stack adjustment for
+ current_function_pretend_args_size if it comes from varargs setup.
+ Use TARGET_VARARGS_PRETEND_ARGS. Don't set extra_push.
+ (sh_expand_epilogue): Don't use extra_push.
+ (sh_setup_incoming_varargs): Set pretend_arg_size when necessary.
+
+2004-06-29 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (expand_smod_pow2): Provide alternate implementations
+ that avoid conditional jumps, and choose between them based upon
+ the target's rtx_costs.
+
+2004-06-29 Andrew Pinski <apinski@apple.com>
+
+ * tree-sra.c: Include expr.h for definition of MOVE_RATIO.
+ * Makefile.in (tree-sra.c): Update dependencies.
+
+2004-06-29 Richard Henderson <rth@redhat.com>
+
+ * tree-sra.c: Rewrite from scratch. Handle nested aggregates.
+
+2004-06-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h (VEC_T_safe_push, VEC_T_safe_insert): Tweak for when
+ size_t is bigger than int.
+
+2004-06-29 Paul Brook <paul@codesourcery.com>
+
+ * target-def.h (TARGET_CXX_GET_COOKIE_SIZE,
+ TARGET_CXX_COOKIE_HAS_SIZE): Define.
+ (TARGET_CXX): Use them.
+ * target.h (struct gcc_target): Add cxx.get_cookie_size and
+ cxx.cookie_has_size.
+ * targhooks.c (default_cxx_get_cookie_size): New fucntion.
+ * targhooks.h (default_cxx_get_cookie_size): Add prototype.
+ * config/arm/arm.c (TARGET_CXX_GET_COOKIE_SIZE,
+ TARGET_CXX_COOKIE_HAS_SIZE): Define.
+ (arm_get_cookie_size, arm_cookie_has_size): New functions.
+ * Make-lang.in (cp/init.o): Add dependency on $(TARGET_H).
+ * doc/tm.texi: Document TARGET_CXX_GET_COOKIE_SIZE and
+ TARGET_CXX_COOKIE_HAS_SIZE.
+
+2004-06-29 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * cfglayout.c (fixup_reorder_chain): Don't do anything for
+ e_fall->dest == EXIT_BLOCK_PTR.
+
+2004-06-28 Richard Henderson <rth@redhat.com>
+
+ * tree-cfg.c (verify_stmt): Add last_in_block parameter. Verify
+ that eh stmts can throw.
+ (verify_stmts): Update verify_stmt call.
+ (tree_purge_dead_eh_edges, tree_purge_all_dead_eh_edges): New.
+ * tree-eh.c (remove_stmt_from_eh_region): New.
+ (lower_eh_constructs): Fix throw_stmt_table delete routine.
+ (tree_could_trap_p): Match may_trap_p.
+ (maybe_clean_eh_stmt): New.
+ * tree-flow.h: Update decls.
+ * tree-ssa-ccp.c (pass_ccp): Add TODO_verify_stmts.
+ (substitute_and_fold): Clean eh edges.
+ * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Handle
+ empty basic blocks.
+ * tree-ssa-dom.c (need_eh_cleanup): New.
+ (tree_ssa_dominator_optimize): Allocate it. Cleanup eh edges.
+ (optimize_stmt): Cleanup eh stmts; set need_eh_cleanup.
+
+2004-06-29 Alan Modra <amodra@bigpond.net.au>
+
+ * function.c (assign_parms): Don't abort with zero size stack
+ parm failing the PARM_BOUNDARY check.
+
+2004-06-28 Diego Novillo <dnovillo@redhat.com>
+
+ * common.opt (ftree-fre): New flag.
+ * flags.h (flag_tree_fre): Declare.
+ * opts.c (decode_options): Set.
+ * timevar.def (TV_TREE_FRE): Define.
+ * tree-flow-inline.h (may_propagate_copy): Re-arrange for
+ readability. Handle destinations that are not SSA_NAMEs.
+ * tree-flow.h (struct ptr_info_def): Move from tree.h
+ (cprop_into_stmt, cprop_into_successor_phis): Remove.
+ (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Add
+ vuse_optype parameter.
+ * tree-pass.h (pass_fre): Declare.
+ * tree-ssa-copy.c (cprop_operand): Move to tree-ssa-dom.c
+ (cprop_into_stmt): Likewise.
+ (cprop_into_successor_phis): Likewise.
+ * tree-ssa-dom.c (eliminate_redundant_computations): Fix
+ argument ordering in call to may_propagate_copy.
+ * tree-ssa-pre.c (is_undefined_value): Assume hard registers
+ to be always defined.
+ (add_to_sets): New local function.
+ (create_value_expr_from): New local function.
+ (compute_avail): Call them.
+ (eliminate): Don't ignore statements with virtual operands.
+ (init_pre): New local function.
+ (fini_pre): New local function.
+ (execute_pre): Call them.
+ Add argument DO_FRE. Don't do insertion if DO_FRE is true.
+ (do_pre): New function.
+ (do_fre): New function.
+ (gate_fre): New function.
+ (pass_fre): Declare.
+ * tree-ssa.c (init_tree_ssa): Don't call vn_init.
+ (delete_tree_ssa): Don't call vn_delete.
+ * tree-vn.c (val_expr_pair_d): Add documentation.
+ (vn_compute): Add VUSES argument to incorporate in computing
+ hash values. Update all callers.
+ (expressions_equal_p): Call operand_equal_p with
+ OEP_PURE_SAME.
+ (vn_add): Add VUSES argument. Update all callers.
+ (vn_lookup): Likewise.
+ (vn_lookup_or_add): Likewise.
+ * doc/invoke.texi: Document -ftree-fre and -fdump-tree-fre.
+
+2004-06-28 Steven Bosscher <stevenb@suse.de>
+
+ * config/m32r/m32r.c (m32r_sched_odd_word_p, m32r_adjust_cost,
+ m32r_sched_init, m32r_sched_reorder, m32r_variable_issue): Remove.
+ (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
+ TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Don't define.
+ * config/m32r/m32r.md: Rewrite the pipeline description as a DFA.
+
+2004-06-28 Richard Henderson <rth@redhat.com>
+
+ * tree.def (REALPART_EXPR, IMAGPART_EXPR): Change class to 'r'.
+ * fold-const.c (operand_equal_p <case 'r'>): Add REALPART_EXPR,
+ IMAGPART_EXPR.
+ * tree-dump.c (dequeue_and_dump): Handle REALPART_EXPR and
+ IMAGPART_EXPR explicitly.
+ * tree-inline.c (estimate_num_insns_1): Don't handle REALPART_EXPR
+ and IMAGPART_EXPR specially.
+ * tree.c (build1_stat): Copy TREE_THIS_VOLATILE into class 'r'.
+
+2004-06-28 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config.gcc (sh*-*elf*): Remove dead assignment of sh_multilibs.
+
+2004-06-28 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * builtins.def (execl, execlp, execle, execv, execvp, execve,
+ fork): Change to DEF_EXT_LIB_BUILTIN.
+
+2004-06-28 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (expand_smod_pow2): New function to expand signed
+ remainder by a constant power of 2, such as "x % 16".
+ (expand_divmod): Call new expand_smod_pow2 when appropriate.
+ Minor corrections to comments, e.g. wrapping long lines.
+
+2004-06-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * Makefile.in (vec.o): Fix dependencies.
+
+2004-06-28 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * Makefile.in: Fix parallel make dependency problem on vec.o.
+
+2004-06-28 Dhananjay Deshpande <dhananjayd@kpitcummins.com>
+
+ PR target/14041
+ * config/h8300/h8300.h (ASM_OUTPUT_ALIGNED_BSS): Define.
+
+2004-06-28 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h (tree_check_failed): Make varadic.
+ (tree_not_check_failed): New prototype.
+ (tree_check2_failed, tree_check3_failed,
+ tree_check4_failed, tree_check5_failed): Remove.
+ (TREE_CHECK, TREE_CHECK2, TREE_CHECK3, TREE_CHECK4,
+ TREE_CHECK5): Adjust.
+ (TREE_NOT_CHECK, TREE_NOT_CHECK2, TREE_NOT_CHECK3, TREE_NOT_CHECK4,
+ TREE_NOT_CHECK5): New.
+ (TREE_VEC_ELT_CHECK, PHI_NODE_ELT_CHECK, TREE_OPERAND_CHECK_CODE,
+ TREE_RTL_OPERAND_CHECK): Adjust.
+ * tree.c (tree_check_failed): Make varadic.
+ (tree_not_check_failed): New.
+ (tree_check2_failed, tree_check3_failed,
+ tree_check4_failed, tree_check5_failed): Remove.
+
+2004-06-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * combine.c (can_combine_p): Do not prevent building insns that use
+ and clobber the same fixed hard register.
+ (reg_dead_at_p): Likewise.
+
+2004-06-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-sra.c (is_sra_candidate_ref): Remove second arg; all callers
+ changed.
+ (is_sra_candidate_complex_ref): New function.
+ (scalarize_modify_expr): Call it and check for LHS also.
+
+ * tree-pretty-print.c (dump_function_declaration): New.
+ (dump_generic_node, case FUNCTION_TYPE): Call it.
+ (dump_generic_node, case RECORD_TYPE): Don't output dup semicolon.
+ (dump_generic_node, case DECL_EXPR): New case.
+ (dump_generic_node, case PLACEHOLDER_EXPR): Handle.
+ (print_declaration): Handle type and function declarations.
+
+ * tree-nested.c (create_tmp_var_for): Allow ARRAY_TYPE.
+ (convert_nonlocal_reference, convert_local_reference): Properly
+ convert nest of handled component references.
+
+2004-06-28 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h, vec.c: New, type safe vector API.
+ * Makefile.in (OBJS-common): Add vec.o.
+ (vec.o): New target.
+ (gengtype-lex.o): Depend on vec.h.
+
+2004-06-28 Paolo Bonzini <bonzini@gnu.org>
+
+ * fold-const.c (fold_cond_expr_with_comparison): Add ARG1
+ parameter. Use it instead of ARG00 to produce the result.
+
+2004-06-28 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mn10300/mn10300-protos.h (legitimate_address_p): Declare.
+ * config/mn10300/mn10300.c (legitimate_address_p): New. Test that
+ index is legitimate, compared with code moved from...
+ * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): here.
+ (REG_STRICT): Define, according to REG_OK_STRICT.
+ (REGNO_IN_RANGE_P, REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P,
+ REGNO_EXTENDED_P, REGNO_AM33_P, REGNO_FP_P): Introduce strict
+ argument.
+ (REGNO_STRICT_OK_FOR_BASE_P, REGNO_STRICT_OK_FOR_BIT_BASE_P,
+ REGNO_STRICT_OK_FOR_INDEX_P): New.
+ (REGNO_OK_FOR_BASE_P, REG_OK_FOR_BASE_P, REGNO_OK_FOR_BIT_BASE_P,
+ REG_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P,
+ RTX_OK_FOR_BASE_P): Use them.
+
+2004-06-28 Ben Elliston <bje@au.ibm.com>
+
+ * doc/cfg.texi (Basic Blocks): Define dominators.
+
+2004-06-27 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c++/16205
+ * c-common.c (warn_for_collisions_1): Warn for only decls which
+ have a name.
+
+ PR c++/15145
+ * c.opt (Wsequence-point): Enable for C++ and ObjC++.
+
+ PR c/14963
+ * c-decl.c (start_decl): Check for null types.
+
+2004-06-27 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
+ Accept TOC addresses.
+
+2004-06-27 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_load_got): Update prototype.
+ * config/s390/s390.c (struct machine_function): Add member base_reg.
+ (s390_decompose_address): Accept UNSPEC_LTREF. Simplify logic.
+ (s390_split_branches): Annotate late pool references.
+ (annotate_constant_pool_refs): New function.
+ (find_constant_pool_ref): Work on annotated pool references.
+ (replace_constant_pool_ref): Likewise. Use explicit base.
+ (replace_ltrel_base): Use explicit base.
+ (s390_mainpool_start): Reflect main_pool pattern change.
+ (s390_mainpool_finish): Use base register from main_pool.
+ Update calls to replace_ltrel_base and replace_constant_pool_ref.
+ (s390_chunkify_start): Use base_reg from struct machine_function.
+ (s390_chunkify_finish): Remove base_reg argument. Update calls
+ to replace_ltrel_base and replace_constant_pool_ref.
+ (s390_reorg): Don't decide upon base register. Update calls.
+ (s390_load_got): Remove MAYBE_DEAD handling. Do not emit insns
+ but return sequence instead.
+ (s390_emit_prologue): Decide upon base register to use. Annotate
+ all literal pool references. Adapt to main_pool pattern change.
+ Update s390_load_got call; move MAYBE_DEAD handling here.
+ (s390_emit_epilogue): Annotate late literal pool references.
+ Remove barrier before register restore instruction.
+ * config/s390/s390.md (UNSPEC_LTREF): New constant.
+ ("builtin_setjmp_receiver"): Update s390_load_got call.
+ ("main_pool"): Explicitly reference base register.
+
+2004-06-27 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <BIT_IOR_EXPR>: Optimize ~X|X and X|~X as -1.
+ <BIT_XOR_EXPR>: Optimize ~X|X and X|~X as -1.
+ <BIT_AND_EXPR>: Optimize ~X&X and X&~X as 0.
+ <TRUTH_AND_EXPR, TRUTH_ANDIF_EXPR>: Optimize !X&&X and X&&!X as false.
+ <TRUTH_OR_EXPR, TRUTH_ORIF_EXPR>: Optimize !X||X and !X||X as true.
+ <TRUTH_XOR_EXPR>: Optimize !X^X and X^X! as true. Now that
+ TRUTH_XOR_EXPR is a commutative tree code, don't test whether arg0
+ is a constant.
+
+2004-06-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-common.c (c_safe_from_p, c_walk_subtrees): Deleted.
+ * c-common.def (DECL_STMT): Remove.
+ * c-common.h (DECL_STMT_DECL): Deleted.
+ (COMPOUNT_LITERAL_EXPR_DECL): Use DECL_EXPR_DECL.
+ (c_safe_from_p, c_walk_subtrees): Deleted.
+ * c-decl.c, c-parse.in, c-pretty-print.c: DECL_STMT now DECL_EXPR.
+ * c-dump.c (c_dump_tree, case DECL_STMT): Deleted.
+ * c-gimplify.c (gimplify_decl_stmt): Deleted.
+ (gimplify_compound_literal_expr): Use DECL_EXPR_DECL
+ and gimplify_and_add.
+ (c_gimplify_expr, case DECL_EXPR): New case.
+ (c_gimplify_expr, case DECL_STMT): Deleted.
+ * c-lang.c (LANG_HOOKS_SAFE_FROM_P): Likewise.
+ (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
+ * expr.c (safe_from_p, case 's'): New case.
+ * gimplify.c (gimplify_decl_expr): New function.
+ (gimplify_expr, case DECL_EXPR): New case.
+ * tree-inline.c (walk_tree): Walk into all fields of a type and
+ decl only if they are in a DECL_EXPR.
+ (mark_local_for_remap_r): Minor code cleanup.
+ * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Add else.
+ * tree.c (has_cleanups, case DECL_EXPR): New case.
+ * tree.def (DECL_EXPR): New code.
+ * tree.h (DECL_EXPR_DECL): New macro.
+
+ * objc/objc-lang.c (LANG_HOOKS_SAFE_FROM_P): Deleted.
+
+2004-06-26 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR 13334
+ * doc/install.texi: Document non-standard CFLAGS and bootstrap
+ failures and warnings.
+
+2004-06-26 Andrew Haley <aph@redhat.com>
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Check
+ TREE_THIS_NOTRAP when setting MEM_NOTRAP_P.
+ * tree-eh.c (tree_could_trap_p): Check TREE_THIS_NOTRAP.
+ * tree.h (TREE_THIS_NOTRAP): New.
+
+2004-06-26 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * genattrtab.c (write_test_expr): Put a unsigned cast before
+ the first operand for GEU, GTU, LEU and LTU.
+
+2004-06-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-typeck.c, cfgexpand.c, ddg.c, ddg.h, df.c, fold-const.c,
+ gcov.c, gimplify.c, modulo-sched.c, passes.c, tree-cfg.c,
+ tree-mudflap.c, tree-nrv.c, tree-outof-ssa.c, tree-ssa-dom.c,
+ tree-ssa-dse.c, tree-ssa-operands.c, tree-ssa-pre.c,
+ tree-tailcall.c: Fix comment typos. Follow spelling
+ conventions.
+
+2004-06-25 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.md: Add back scheduling exclusion info.
+
+2004-06-25 Roger Sayle <roger@eyesopen.com>
+
+ * ifcvt.c (seq_contains_jump): Delete function.
+ (end_ifcvt_sequence): Replace call to seq_contains_jump with an
+ inline test for a jump instruction in the existing "insn" loop.
+ (block_fallthru): Document function.
+
+2004-06-25 Philip Blundell <philb@gnu.org>
+
+ PR wrong-code/15089
+ * loop.c (scan_loop): Do not move user-specified register
+ assignments.
+
+2004-06-25 DJ Delorie <dj@redhat.com>
+
+ * c-common.h (warn_cast_qual, warn_missing_format_attribute,
+ warn_pointer_arith, warn_missing_prototypes, warn_parentheses,
+ warn_missing_braces, warn_sign_compare, warn_long_long,
+ warn_redundant_decls, warn_float_equal, warn_char_subscripts,
+ warn_conversion, warn_format_y2k, warn_format_extra_args,
+ warn_format_zero_length, warn_format_nonliteral,
+ warn_format_security, mesg_implicit_function_declaration,
+ warn_bad_function_cast, warn_traditional,
+ warn_declaration_after_statement, warn_strict_prototypes,
+ warn_missing_declarations, warn_nested_externs,
+ warn_sequence_point, warn_init_self, warn_div_by_zero,
+ warn_implicit_int, warn_nonnull, warn_old_style_definition,
+ warn_selector, warn_undeclared_selector, warn_protocol,
+ warn_abi, warn_invalid_offsetof, warn_ctor_dtor_privacy,
+ warn_overloaded_virtual, warn_nonvdtor, warn_reorder,
+ warn_synth, warn_pmf2ptr, warn_ecpp, warn_sign_promo,
+ warn_old_style_cast, warn_nontemplate_friend,
+ warn_deprecated): Remove explicit declarations.
+ * c-common.c: Likewise, remove explicit definitions.
+ * c-opts.c: Likewise, remove explicit assignments.
+ * c.opts: Likewise, add implicit declare/define/assign.
+
+2004-06-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * gimplify.c (lookup_tmp_var): Set TREE_READONLY in is_formal case.
+ (build_addr_expr_with_type): Deleted.
+ (build_addr_expr): Deleted; callers changed to build_fold_addr_expr.
+ (gimplify_compound_lval): Make two passes over reference nest.
+
+ * tree-nested.c (build_addr): Merge real/imagpart with
+ handled_component_p.
+ (convert_nonlocal_reference, convert_local_reference): Process extra
+ args to COMPONENT_REF and ARRAY_REF.
+ * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Check for
+ lower bound and field offset being constant.
+
+2004-06-25 Mark Mitchell <mark@codesourcery.com>
+
+ PR wrong-code/16129
+ * alias.c (get_alias_set): Adjust setting of
+ DECL_POINTER_ALIAS_SET for pointers to aggregates.
+
+2004-06-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-inline.c (remap_type): Arrange to have just one pointer type
+ for each type, mode, and 'can alias' value.
+ (setup_one_parameter): Remap type when making VAR_DECL for PARM_DECL.
+ (estimate_num_insns_1): Minor code reformatting.
+ (inline_forbidden_p_1): Likewise; add; missing return statement.
+
+2004-06-25 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/15825
+ * ifcvt.c (unshare_ifcvt_sequence): Rename to end_ifcvt_sequence.
+ Use get_isns and end_sequence instead of accepting a seq argument.
+ Scan the instruction sequence for unrecognizable or jump insns.
+ (noce_try_move, noce_try_store_flag, noce_try_store_flag_constants,
+ noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove,
+ noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
+ noce_try_sign_mask): Use end_ifcvt_sequence to factor common code.
+
+2004-06-24 Jeff Law <law@redhat.com>
+
+ * gimplify.c (gimplify_compound_lval): Reset TREE_SIDE_EFFECTS
+ after gimplifying the innermost component.
+
+2004-06-25 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/16176
+ * config/mips/mips.c (mips_expand_unaligned_load): Use a temporary
+ register for the destination of the lwl or ldl.
+
+2004-06-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-dfa.c (get_virtual_var): Merge real/imaginary parts with
+ handled_component_p handling.
+ * tree-gimple.c (get_base_address): Likewise and fix typo that
+ caused both recursion and looping.
+
+ * tree-cfg.c (verify_expr): Add macro CHECK_OK.
+ Properly test for nest of handled_components in LHS context.
+
+2004-06-25 Devang Patel <dpatel@apple.com>
+
+ * doc/tree-ssa.texi: Document info about MODIFY_EXPR's type
+
+2004-06-25 Paul Brook <paul@codesourcery.com>
+
+ * target-def.h (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT,
+ TARGET_CXX): Define.
+ (TARGET_INITIALIZER): Use TARGET_CXX.
+ * target.h (struct gcc_target): Add struct cxx.
+ * targhooks.h (default_cxx_guard_type): Add prototype.
+ * targhooks.c (default_cxx_guard_type): New function.
+ * config/arm/arm.c (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT):
+ Define.
+ (arm_cxx_guard_type, arm_cxx_guard_mask_bit): New functions.
+ * doc/tm.texi: Document TARGET_CXX_GUARD_TYPE and
+ TARGET_CXX_GUARD_MASK_BIT.
+
+2004-06-25 Devang Patel <dpatel@apple.com>
+
+ * config/rs6000/darwin.h (CC1_SPEC): Handle -gused and -gfull.
+ * config/i386/darwin.h (CC1_SPEC): Same.
+
+2004-06-25 Mark G. Adams <mark.g.adams@sympatico.ca>
+
+ * dbxout.h: Add include guards
+
+2004-06-25 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_EABI__.
+
+2004-06-25 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_arch4t): New variable.
+ (arm_override_options): Initialize it. If compiling for armv5 or
+ higher clear TARGET_INTERWORK.
+ (output_call): Abort if called for armv5. Use BX if it's available.
+ (output_call_mem): Use BLX if available and ensure that all armv5
+ code is interworking safe.
+ (output_return_instruction): Always use BX in preference to MOV if
+ it's available.
+ (arm_output_epilogue): Likewise.
+ (arm_final_prescan_insn): Never conditionally call a subroutine
+ on armv5.
+ * arm.h (arm_arch4t): Declare.
+ * arm.md (call_reg_armv5, call_value_reg_armv5): New.
+ (call_reg_arm, call_value_reg_arm): Renamed from call_reg and
+ call_value_reg respectively.
+ (call_reg_thumb_v5, call_value_reg_thumb_v5): New.
+ (call_reg_thumb, call_value_reg_thumb): Renamed from call_indirect
+ and call_value_indirect respectively.
+
+2004-06-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (reg_or_const_float_1_operand): Reimplement
+ in terms of const_float_1_operand.
+
+2004-06-25 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/16144
+ * config/mips/mips.md (divsf, divdf): Don't FAIL if the first operand
+ is 1.0; force it into a register instead.
+
+2004-06-25 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.h: Restore valid comment removed by mistake with
+ the recent m68k comments cleanup.
+
+2004-06-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-gimplify.c (gimplify_for_stmt): Use gimplify_and_add.
+ * gimplify.c (internal_get_tmp_var, gimplify_return_expr): Likewise.
+ (gimplify_loop_expr, gimplify_init_constructor): Likewise.
+ (gimplify_self_mod_expr, gimplify_cond_expr): Likewise.
+
+ PR/16131
+ * gimplify.c (voidify_wrapper_expr): Allow TARGET_EXPR.
+
+ * gimplify.c: Remove unneeded forward declarations.
+
+ * gimplify.c (append_to_compound_expr): Deleted.
+ * tree-gimple.h (append_to_compound_expr): Deleted.
+
+ * fold-const.c (fold_addr_expr_with_type): Look through all
+ valid LHS modifiers to find a base to mark addressable.
+
+ * tree.h (debug_find_tree): Add declaration.
+ * tree-inline.c (debug_find_tree): Remove extern declaration.
+
+2004-06-24 Eric Christopher <echristo@redhat.com>
+
+ * config/rs6000/rs6000.md: Apply change mistakenly
+ deleted with 2004-06-22 patch.
+
+2004-06-24 Richard Henderson <rth@redhat.com>
+
+ * c-decl.c (c_in_iteration_stmt, c_in_case_stmt): Remove.
+ (c_break_label, c_cont_label): New.
+ (start_function): Update initializations.
+ (c_push_function_context): Update saves.
+ (c_pop_function_context): Update restores.
+ * c-parse.in: Update expected conflicts.
+ (stmt_count, compstmt_count): Remove. Remove all updates.
+ (if_prefix, simple_if, do_stmt_start): Remove.
+ (lineno_labeled_stmt): Remove.
+ (lineno_labels): New.
+ (c99_block_lineno_labeled_stmt): Use it.
+ (lineno_stmt, lineno_label): Don't clear EXPR_LOCUS before calling
+ annotate_with_locus.
+ (select_or_iter_stmt): Replace by ...
+ (condition, if_statement_1, if_statement_2, if_statement,
+ start_break, start_continue, while_statement, do_statement,
+ for_cond_expr, for_incr_expr, for_statement, switch_statement): New.
+ (stmt): Split out ...
+ (stmt_nocomp): ... this. Use c_finish_bc_stmt, c_finish_goto_label,
+ c_finish_goto_ptr.
+ * c-semantics.c (add_stmt): Don't add line numbers to labels.
+ * c-tree.h: Update prototypes.
+ (struct language_function): Remove x_in_iteration_stmt, x_in_case_stmt;
+ add x_break_label, x_cont_label, x_switch_stack.
+ (c_switch_stack): Declare.
+ * c-typeck.c (c_finish_goto_label, c_finish_goto_ptr): New.
+ (c_finish_return): Return the statement.
+ (c_switch_stack): Rename from switch_stack; export.
+ (if_elt, if_stack, if_stack_space, if_stack_pointer): Remove.
+ (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_begin_else,
+ c_finish_else): Remove.
+ (c_finish_if_stmt): Rewrite to perform the entire operation.
+ (c_begin_while_stmt, c_finish_while_stmt_cond, c_finish_while_stmt,
+ c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
+ c_finish_for_stmt_incr, c_finish_for_stmt): Remove.
+ (c_finish_loop): New.
+ (c_finish_bc_stmt): New.
+ (c_finish_expr_stmt): Return the statement. Split out...
+ (c_process_expr_stmt): ... this. Don't add locus to error marks.
+ * gimplify.c (gimplify_cond_expr): Accept NULL type statements.
+ * tree-gimple.c (is_gimple_stmt): Likewise.
+ * tree-pretty-print.c (dump_generic_node <COND_EXPR>): Likewise.
+ (print_struct_decl): Delete empty compound statement.
+ * objc/objc-act.c (objc_build_throw_stmt): Return the statement.
+ * objc/objc-act.h: Update decl.
+
+2004-06-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-pretty-print.c (dump_generic_node, case TYPE_DECL):
+ Don't look at TYPE_METHODS unless RECORD_TYPE or UNION_TYPE.
+
+2004-06-24 Andrew Pinski <apinski@apple.com>
+
+ * objc-act.c (build_objc_method_call): Save the lookup_object
+ so we do not call it twice.
+
+2004-06-24 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-dom.c (real_avail_expr_hash): New.
+ (tree_ssa_dominator_optimize): Use it in the htab.
+
+2004-06-24 Frank Ch. Eigler <fche@redhat.com>
+
+ * tree-mudflap.c (mx_register_decls): Add third (type) argument
+ to synthesized __mf_unregister call.
+
+2004-06-24 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/15239
+ * expmed.c (expand_mult): Remove artificial restriction on the
+ maximum cost of a synthetic multiplication sequence.
+
+2004-06-24 Eric Christopher <echristo@redhat.com>
+
+ * combine.c (distribute_notes): Don't delete sets to
+ global register variables.
+
+2004-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.md (ffsdi2, clzdi2): New expanders.
+ (ffs_rex64): New splitter.
+ (ffsdi_1, ctzdi2, bsr_rex64): New instructions.
+
+2004-06-24 Andrew Pinski <apinski@apple.com>
+
+ * config/darwin7.h (MATH_LIBRARY): Remove.
+ (LIB_SPEC): Define.
+ * config/darwin.h (MATH_LIBRARY): Define always to empty.
+ (LIB_SPEC): Only define if not already defined.
+
+2004-06-24 Revital Eres <eres@il.ibm.com>
+
+ * loop-iv.c (iv_analyze, simple_set_p): Support for identifying
+ shifts of induction variable.
+ (iv_shift): New function.
+
+2004-06-24 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_body): Watch for body vanishing.
+
+2004-06-24 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (record_dominating_conditions): New function.
+ (dom_opt_finalize_block, get_eq_expr_value): Use it.
+
+2004-06-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * calls.c (shift_returned_value): Fix handling of non-integer
+ TYPE_MODEs.
+
+2004-06-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
+ * system.h (DEFAULT_MAIN_RETURN): Poison.
+ * doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.
+
+2004-06-24 Ben Elliston <bje@au.ibm.com>
+
+ * doc/cfg.texi (Edges): Fix typo.
+
+2004-06-24 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_output_epilogue): Remove excess checks.
+
+2004-06-23 Andrew Pinski <apinski@apple.com>
+
+ PR middle-end/15988
+ * fold-const.c (fold_convert): Types which are compatible
+ can be converted with only a NOP_EXPR.
+
+2004-06-24 Alan Modra <amodra@bigpond.net.au>
+
+ * calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
+ pass raw n_named_args to it.
+ * targhooks.c: Formatting.
+ (hook_bool_CUMULATIVE_ARGS_false): Correct comment.
+
+2004-06-23 Richard Henderson <rth@redhat.com>
+
+ * c-gimplify.c (gimplify_decl_stmt): Push gimplify_one_sizepos inside
+ non-constant size check. Gimplify the type too. Tidy building
+ BUILT_IN_STACK_ALLOC call.
+
+2004-06-23 Roger Sayle <roger@eyesopen.com>
+
+ * c-common.c (expand_unordered_cmp): Delete.
+ (expand_tree_builtin): Delete.
+ * c-common.h (expand_tree_builtin): Delete function prototype.
+ * c-typeck.c (build_function_call): Don't call expand_tree_builtin.
+
+2004-06-23 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or
+ COMPONENT_REF variable fields unless they're non-constant.
+
+2004-06-23 Robert Millan <robertmh@gnu.org>
+
+ * config.gcc: Merge kfreebsd*-gnu with linux* and add knetbsd*-gnu.
+ * config/i386/linux.h: Allow overriding of LINK_EMULATION,
+ DYNAMIC_LINKER and register names in sc_ structure.
+ * config/kfreebsd-gnu.h: New. kfreebsd-gnu followup for linux.h.
+ * config/i386/kfreebsd-gnu.h: New. Ditto for i386-kfreebsd-gnu.
+ * config/knetbsd-gnu.h: New. Ditto for knetbsd-gnu.
+ * config/i386/knetbsd-gnu.h: New. Ditto for i386-knetbsd-gnu.
+
+ * config/kfreebsdgnu.h: Remove.
+ * config/t-kfreebsd-gnu: Likewise.
+ * config/i386/kfreebsdgnu.h: Likewise.
+
+2004-06-23 Eric Christopher <echristo@redhat.com>
+
+ * fold-const.c (make_range): Cleanup type checking through function.
+ Remove orig_type. Replace with checks to exp_type and arg0_type.
+ Clarify comment when converting from unsigned to signed.
+
+2004-06-23 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c (mips_use_dfa_pipeline_interface): Add R3000.
+ * config/mips/mips.md: Remove R3000 scheduling description.
+ * config/mips/3000.md: New file.
+
+2004-06-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_emit_compare): Add prototype.
+ (s390_emit_jump): Likewise.
+ * config/s390/s390.c (s390_emit_compare): New function.
+ (s390_emit_jump): Likewise.
+ * config/s390/s390.md ("beq", "bne", "bgt", "bgtu", "blt", "bltu",
+ "bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq",
+ "bungt", "bunlt", "bunge", "bunle", "bltgt"): Use s390_emit_compare
+ and s390_emit_jump.
+ ("cjump"): Remove, replace by ...
+ ("*cjump_64", "*cjump_31"): ... these insns. Improve length default.
+ ("icjump", "*icjump_64", "*icjump_31"): Likewise.
+ ("trap"): Fix type attribute.
+ ("conditional_trap"): Use s390_emit_compare.
+ ("doloop_si"): Remove, replace by ...
+ ("doloop_si64", "doloop_si31"): ... these new insn_and_split.
+ Merge existing splitter into insn_and_split. Improve length default.
+ ("doloop_di"): Merge with existing splitter into insn_and_split.
+ ("doloop"): Adapt.
+ ("jump"): Convert to expander. Use s390_emit_jump.
+ ("*jump_64", "*jump_31"): New insns. Improve length default.
+
+2004-06-23 Wu Yongwei <adah@sh163.net>
+
+ * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
+ (__gthr_i486_lock_cmp_xchg): New inline assembly function.
+ (__GTHR_W32_InterlockedCompareExchange): New macro to choose a
+ suitable function for interlocked compare-and-exchange.
+ (__gthread_mutex_trylock): Use
+ __GTHR_W32_InterlockedCompareExchange.
+ (__gthread_mutex_init_function, __gthread_mutex_lock,
+ __gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
+ initial counter value to work correctly under Windows 95.
+ * config/i386/gthr-win32.c: Adjust include order.
+ Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
+ gthr-win32.h.
+ (__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
+ __gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
+ to match inline versions in gthr-win32.h.
+
+2004-06-23 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_use_dfa_pipeline_interface): Delete.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Redefine a hook_int_void_1.
+ (insvdi_rshift_rlwimi_p): New function.
+ * config/rs6000/rs6000.md (insvdi_internal2/3): New patterns.
+ (extendsfdf2): Convert to define_insn_and_split.
+ * config/rs6000/rs6000-protos.h (insvdi_rshift_rlwimi_p): Prototype.
+
+2004-06-23 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (composite_type, <case ARRAY_TYPE>): Abort if we have
+ type qualifiers at all.
+ If both of the type domains are null and the new element type is
+ the same as one of the, return the one which the element type.
+ matches.
+ Do not call qualify_type on the new type.
+
+2004-06-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove.
+
+2004-06-23 Roger Sayle <roger@eyesopen.com>
+
+ * convert.c (strip_float_extension): Skip both NOP_EXPR and
+ CONVERT_EXPR floating point extensions.
+
+2004-06-23 Diego Novillo <dnovillo@redhat.com>
+
+ * Makefile.in (tree-vn.o): New.
+ (tree-ssa-pre.o): Don't depend on RTL_H.
+ * tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
+ * tree-flow.h (struct var_ann_d): Remove field expr_set.
+ (add_to_value, expressions_equal_p, get_value_handle, vn_compute,
+ vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
+ * tree-optimize.c (execute_init_datastructures): New local function.
+ (pass_init_datastructures): New local variable.
+ (init_tree_optimization_passes): Sequence pass_init_datastructures.
+ * tree-pretty-print.c (MASK_POINTER): Remove.
+ (dump_generic_node): Handle VALUE_HANDLE.
+ * tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
+ Update callers to use new function names.
+ Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
+ variable annotations.
+ * tree-ssa.c (init_tree_ssa): Call vn_init.
+ (delete_tree_ssa): Call vn_delete.
+ * tree-vn.c: New file.
+ * tree.c (tree_size): Handle VALUE_HANDLE.
+ (tree_node_structure): Likewise.
+ (iterative_hash_expr): Likewise.
+ * tree.def (VALUE_HANDLE): New code.
+ * tree.h (struct tree_value_handle): New.
+ (VALUE_HANDLE_ID): Define.
+ (VALUE_HANDLE_EXPR_SET): Define.
+ (enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
+ (union tree_node): Add struct tree_value_handle.
+
+2004-06-23 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (composite_type):
+ <case POINTER_TYPE>: Build a qualified type of
+ the new type.
+ <case ARRAY_TYPE>: Likewise.
+ <case FUNCTION_TYPE>: Likewise.
+
+2004-06-23 Pat Haugen <pthaugen@us.ibm.com>
+
+ PR optimization/15633
+ * value-prof.c (divmod_fixed_value_transform): Compute probability
+ of taking optimal path and pass along to gen_ routine.
+ (mod_pow2_value_transform): Same.
+ (mod_subtract_transform): Same.
+ (gen_divmod_fixed_value): Add new probability parameter.
+ Add probability to newly created jump.
+ (gen_mod_pow2): Same.
+ (gen_mod_subtract): Same.
+
+2004-06-23 Richard Earnshaw <rearnsha@arm.com>
+
+ * PR target/15948
+ * arm.md (bicsi3_cbranch): Add alternative to handle tying operands
+ one and two.
+
+2004-06-23 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/15927
+ * arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
+ reload if CLASS is BASE_REGS.
+
+2004-06-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * gengtype-yacc.y (option): Avoid use of non-constant struct
+ initializer.
+
+2004-06-23 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/extend.texi (Function Attributes): Alphabetize.
+
+2004-06-23 Richard Henderson <rth@redhat.com>
+
+ * c-gimplify.c (gimplify_decl_stmt): Update gimplify_type_sizes call.
+ Use gimplify_and_add.
+ * c-typeck.c (c_finish_if_stmt): Use NULL instead of empty stmt.
+ * gimplify.c (build_and_jump, gimplify_exit_expr,
+ gimplify_init_constructor, gimplify_save_expr, gimple_push_cleanup,
+ gimplify_stmt, gimplify_expr): Likewise.
+ (shortcut_cond_expr): Handle NULL arms of COND_EXPR.
+ (gimplify_statement_list): Remove NULL entries.
+ (gimplify_to_stmt_list): Handle NULL results.
+ (gimplify_type_sizes): Add list_p argument.
+ (gimplify_one_sizepos): Don't use internal pre/post queue.
+ * tree-gimple.h (gimplify_type_sizes): Update.
+
+2004-06-22 Eric Christopher <echristo@redhat.com>
+
+ * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns.
+
+2004-06-22 Pat Haugen <pthaugen@us.ibm.com>
+
+ * cfghooks.c (make_forwarder_block): Decrement count on fallthru edge
+ when redirecting back edges.
+
+ * cfghooks.c (split_block): Call make_single_succ_edge so that edge
+ count/probability are set correctly.
+
+2004-06-22 Richard Henderson <rth@redhat.com>
+
+ * c-typeck.c (emit_side_effect_warnings): Ignore error marks.
+ (c_finish_stmt_expr): Likewise.
+
+ * config/i386/i386.c (TARGET_STRUCT_VALUE_RTX): New.
+ (ix86_return_in_memory): Move SSE vector return warning ...
+ (ix86_struct_value_rtx): ... here. New.
+
+2004-06-22 Richard Henderson <rth@redhat.com>
+
+ * tree.def (VTABLE_REF): Remove.
+ (OBJ_TYPE_REF): New.
+ (TRY_CATCH_EXPR, TRY_FINALLY_EXPR): Set type 's'.
+ * expr.c (expand_expr_real_1): Replace VTABLE_REF with OBJ_TYPE_REF.
+ * fold-const.c (non_lvalue): Likewise.
+ * gimplify.c (gimplify_expr): Likewise.
+ (gimplify_call_expr): Use is_gimple_call_addr.
+ * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): New.
+ * langhooks.h (fold_obj_type_ref): New.
+ * tree-gimple.c (is_gimple_call_addr): New.
+ * tree-gimple.h (is_gimple_call_addr): Declare.
+ * tree-inline.c (inlinable_function_p): Fix merge error.
+ (estimate_num_insns_1): Replace VTABLE_REF with OBJ_TYPE_REF.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ (print_call_name): Handle OBJ_TYPE_REF.
+ * tree-ssa-ccp.c (fold_stmt): Fold OBJ_TYPE_REF.
+ * tree-ssa-operands.c (get_expr_operands): Handle OBJ_TYPE_REF.
+ * tree.h (OBJ_TYPE_REF_EXPR): New.
+ (OBJ_TYPE_REF_OBJECT, OBJ_TYPE_REF_TOKEN): New.
+ * doc/c-tree.texi (VTABLE_REF): Remove.
+ * objc/objc-act.c (build_objc_method_call): Build an OBJ_TYPE_REF.
+
+2004-06-22 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/16026
+ * function.c (assign_parms): Don't abort for overaligned PARALLEL.
+
+2004-06-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * Makefile.in (distclean): Don't try to remove empty directories.
+
+2004-06-22 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/15869
+ * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow.
+
+2004-06-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mn10300/mn10300.md (movdi, movdf): Use high/low for movu
+ operands.
+
+2004-06-22 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (legitimate_offset_address_p): Make
+ global, rename rs6000_legitimate_offset_address_p.
+ (rs6000_legitimate_address_p): Adjust calls to it.
+ (lmw_operation): Ditto.
+ (stmw_operation): Ditto.
+ * config/rs6000/rs6000-protos.h: Declare it.
+ * config/rs6000/rs6000.md (*movdf_hardfloat32): Use it
+ instead of offsettable_memref_p.
+
+2004-06-22 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
+ [reg+reg] mode for TFmode memory accesses.
+ (rs6000_eliminate_indexed_memrefs): New.
+ (rs6000_emit_move): Call preceding for TImode and TFmode.
+
+2004-06-22 Paolo Bonzini <bonzini@gnu.org>
+
+ * tree-cfg.c (pass_warn_function_return): It needs
+ CFG, not SSA.
+
+2004-06-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/invoke.texi (Machine Dependent Options): Alphabetize.
+ (Submodel Options): Likewise.
+
+2004-06-21 Andrew Pinski <apinski@apple.com>
+
+ Radar #: 3701874
+ * c-decl.c (push_file_scope): Return early if we already
+ have a file scope.
+
+2004-06-21 Geoffrey Keating <geoffk@apple.com>
+
+ * c-opts.c (c_common_handle_option): Handle -fpch-preprocess.
+ * c-common.h (flag_pch_preprocess): Declare.
+ (c_common_pch_pragma): Likewise.
+ * c-common.c (flag_pch_preprocess): New.
+ * c-pch.c (c_common_read_pch): Support -fpreprocess-only.
+ (c_common_pch_pragma): New.
+ * c-ppoutput.c (cb_read_pch): New.
+ (init_pp_output): Support -fpch-preprocess.
+ * c-pragma.c (init_pragma): Support #pragma GNUC pch_preprocess.
+ * c.opt (fpch-preprocess): New.
+ * gcc.c (cpp_options): When save-temps, pass -fpch-preprocess.
+ * doc/cppopts.texi: Document -fpch-preprocess.
+ * doc/invoke.texi (Precompiled Headers): Mention that
+ -fpreprocessed is safe for PCH. Mention that if an option is
+ listed as safe that doesn't mean it does what you expect.
+
+2004-06-22 Ben Elliston <bje@au.ibm.com>
+
+ * tree-ssa.c (ssa_redirect_edge): Correct leading comment.
+
+2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (gimplify.o): Add cgraph.h.
+ * alias.c (adjust_offset_for_component_ref): Use
+ component_ref_field_offset.
+ * c-decl.c (build_array_declarator): Add news args for ARRAY_REF.
+ * c-gimplify.c (gimplify_expr_stmt): Use alloc_stmt_list.
+ (gimplify_decl_stmt): Call gimplify_type_sizes for type.
+ For decl, call gimplify_one_sizepos and use statement list.
+ (gimplify_compound_literal_expr): New arg PRE_P.
+ Add statement to PRE_P list and return DECL.
+ (c_gimplify_expr, case COMPOUND_LITERAL_EXPR): Add arg to
+ gimplify_compound_literal_expr.
+ * c-tree.h (getdecls): Deleted.
+ * c-typeck.c (build_component_ref): Add operand for COMPONENT_REF.
+ (build_array_ref): Add two operands for ARRAY_REF.
+ (build_unary_op): Set TREE_INVARIANT and TREE_CONSTANT for
+ COMPOUND_LITERAL_EXPR.
+ * coverage.c (tree_coverage_counter_ref): Add new operands
+ for ARRAY_REF.
+ * emit-rtl.c (component_ref_for_mem_expr): Add new operand
+ for COMPONENT_REF.
+ (set_mem_attributes_minus_bitpos): Use array_ref_low_bound
+ and array_ref_element_size.
+ (widen_memory_access):Use component_ref_field_offset.
+ * explow.c (update_nonlocal_goto_save_area): Add two operands
+ for ARRAY_REF.
+ * expr.c (array_ref_element_size, array_ref_low_bound): New functions.
+ (component_ref_field_offset): Likewise.
+ (get_inner_reference): Use them.
+ (expand_expr_real_1, case ARRAY_REF): Use array_ref_low_bound.
+ * fold-const.c (fold, case EQ_EXPR): Properly handle DECL_SIZE.
+ (fold_read_from_constant_string): Use array_ref_low_bound.
+ Verify that result is a character type.
+ (build_fold_indirect_ref): Add two operands for ARRAY_REF.
+ * function.c (expand_function_start): Likewise.
+ * gimple-low.c (expand_var_p): Delete duplicated line.
+ * gimplify.c: Add static decls for local functions.
+ (cgraph.h): Now included.
+ (create_tmp_var): Remove check for ARRAY_TYPE.
+ (copy_if_shared_r): Look at bounds and sizes of types.
+ (build_and_jump): Return alloc_stmt_list instead of build_empty_stmt.
+ (gimplify_exit_expr, shortcut_cond_expr): Likewise.
+ (gimplify_save_expr, gimple_push_cleanup): Likewise.
+ (gimplify_init_constructor): Likewise.
+ WANT_VALUE now bool.
+ If empty list with no result wanted, return GS_UNHANDLED.
+ Add additional operands for ARRAY_REF and COMPONENT_REF.
+ (canonicalize_component_ref): Convert to &array[L].
+ (gimplify_array_ref_to_plus): Use array_ref_element_size and
+ array_ref_lower_bound.
+ (build_addr_expr_with_type, build_addr_expr): New functions.
+ (gimplify_compound_lval): WANT_LVALUE now bool.
+ Major rework to allow handle_component_p and initialize and
+ gimplify new operands for ARRAY_REF, ARRAY_RANGE_REF, and
+ COMPONENT_REF.
+ (gimplify_array_ref): Deleted.
+ (gimplify_self_mod_expr): WANT_VALUE now bool.
+ (gimplify_modify_expr): Gimplify to_p and from_p later.
+ Factor out code into gimplify_modify_expr_rhs and call twice.
+ Move variable-size code earlier and handle PLACEHOLDER_EXPR.
+ (gimplify_modify_expr_rhs, gimplify_variable_sized_compare): New fns.
+ (gimplify_addr_expr, case VIEW_CONVERT_EXPR): New case.
+ (gimplify_expr, case ARRAY_REF): Delete special case.
+ Instead handle like COMPONENT_REF; also do ARRAY_RANGE_REF,
+ IMAGPART, and REALPART the same way.
+ (gimplify_expr, case VIEW_CONVERT_EXPR): New case.
+ (gimplify_expr): Call gimplify_variable_sized_compare if applicable.
+ Call alloc_stmt_list instead of build_empty_stmt.
+ Deal with _REF that's volatile.
+ (gimplify_type_sizes, gimplify_one_sizepos): New functions.
+ (unshare_body, unvisit_body): New functions.
+ (gimplify_body): Call them.
+ * stmt.c (expand_stack_alloc): Don't expand TYPE_MAX_VALUE.
+ * stor-layout.c (get_pending_sizes): Don't change SAVE_EXPR_CONTEXT.
+ * tree-alias-common.c (get_alias_var): Also skip ARRAY_RANGE_REF.
+ * tree-cfg.c (tree_node_can_be_shared): Treat ARRAY_RANGE_REF
+ like ARRAY_REF.
+ (verify_expr, case ADDR_EXPR): Use handled_component_p.
+ * tree-dfa.c (get_virtual_var): Likewise.
+ * tree-dump.c (dequeue_and_dump, case COMPONENT_REF, ARRAY_REF):
+ New cases to dump new operands; likewise for ARRAY_RANGE_REF.
+ * tree-eh.c (tree_could_trap, case ARRAY_RANGE_REF): Like ARRAY_REF.
+ * tree-gimple.c (is_gimple_addr_expr_arg): Add ARRAY_RANGE_REF
+ and INDIRECT_REF.
+ (get_base_address): Use handled_component_p.
+ * tree-gimple.h (gimplify_type_sizes, gimplify_one_sizepos): New.
+ * tree-inline.c (walk_tree): Walk more things for types and decls.
+ * tree-mudflap.c (mf_build_check_statement_for): Add new operands
+ for ARRAY_REF and COMPONENT_REF.
+ (mx_xform_derefs_1): Clean up usage of decl sizes.
+ * tree-nested.c (build_addr): Use handled_component_p.
+ (walk_stmts, case CATCH_EXPR): Add missing "break".
+ (get_static_chain, get_frame_field): Add new operand for COMPONENT_REF.
+ (finalize_nesting_tree_1): Likewise.
+ (convert_nonlocal_reference, case ARRAY_RANGE_REF): Like ARRAY_REF
+ and process additional operands.
+ (convert_local_reference): Likewise.
+ * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Treat
+ ARRAY_RANGE_REF similarly to ARRAY_REF.
+ * tree-pretty-print.c (dump_generic_node, case QUAL_UNION_TYPE): Handle
+ like RECORD_TYPE.
+ (dump_generic_node, case COMPONENT_REF): Print offset operand.
+ (dump_generic_node, case ARRAY_RANGE_REF): Treat like ARRAY_REF
+ and print lower bound and element size for both.
+ (op_prio, case ARRAY_RANGE_REF): Like ARRAY_REF.
+ * tree-sra.c (csc_build_component_ref): Add new operand.
+ (scalarize_call_expr): Use get_base_address.
+ * tree-ssa-ccp.c (widen_bitfield): Clean up size handling.
+ (maybe_fold_offset_to_array_ref): Rework to handle input having an
+ ARRAY_REF, refine handling of lower bound, and add new operands
+ for ARRAY_REF.
+ (maybe_fold_to_component_ref): Add new operand for COMPONENT_REF.
+ (maybe_fold_stmt_indirect): Only fold *&B to B if types match.
+ (maybe_fold_stmt_addition): Only handle constant lower bound.
+ * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
+ Treat ARRAY_REF and ARRAY_RANGE_REF the same; look at extra operands.
+ Look at new offset operand of COMPONENT_REF.
+ * tree-ssa.c (set_is_used): Use handled_component_p.
+ * tree.c (substitute_in_expr, case COMPONENT_REF): Add new operand.
+ (stabilize_reference, case COMPONENT_REF): Likewise.
+ (stabilize_reference, case ARRAY_RANGE_REF, ARRAY_REF): Similarly.
+ (recompute_tree_invariant_for_addr_expr): Completely rework to
+ be more precise. Also set TREE_SIDE_EFFECTS.
+ (build1_stat, case ARRAY_EXPR): Don't handle TREE_SIDE_EFFECTS here.
+ (build2_stat, build3_stat, build4_stat): For references,
+ propagate TREE_THIS_VOLATILE.
+ (get_unwidened): Add new operand for COMPONENT_REF.
+ (get_narrower): Likewise; use host_integerp for DECL_SIZE.
+ * tree.def (COMPONENT_REF): Add new operand.
+ (ARRAY_REF, ARRAY_RANGE_REF): Add two new operands.
+ * tree.h (array_ref_element_size, array_ref_low_bound): New decls.
+ (component_ref_field_offset): Likewise.
+ * config/alpha/alpha.c (alpha_va_start): Add new op for COMPONENT_REF.
+ (alpha_gimplify_va_arg): Likewise.
+ * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
+ * config/i860/i860.c (i860_va_start, i860_va_arg): Likewise.
+ * config/iq2000/iq2000.c (iq2000_va_arg): Likewise.
+ * config/mips/mips.c (mips_va_start, mips_va_arg): Likewise.
+ * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
+ Likewise.
+ * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
+ * config/sh/sh.c (sh_va_start, sh_va_arg): Likewise.
+ * config/stormy16/stormy16.c (xstormy1_expand_builin_va_start):
+ Likewise.
+ (xstormy16_expand_builtin_va_arg): Likewise.
+ * config/xtensa/xtensa.c (xtensa_va_start, xtensa_va_arg): Likewise.
+ * objc/objc-act.c (generate_static_references): Likewise.
+ (generate_strings, build_method_prototype_list_template): Likewise.
+ (generate_protocol_list): Likewise.
+
+2004-06-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR rtl-optimization/14782
+ * pa.c (emit_move_sequence): Use SFmode for 4-byte modes when doing
+ the address checks for secondary reloads for loads from and stores
+ to floating-point registers.
+ * pa.h (EXTRA_CONSTRAINT, case T): Use SFmode for 4-byte modes
+ in the address check. Move work around for ELF32 targets to
+ GO_IF_LEGITIMATE_ADDRESS.
+ (GO_IF_LEGITIMATE_ADDRESS): Require constant offsets to be
+ correctly aligned for DImode loads and stores. Don't allow long
+ SFmode displacements on ELF32.
+
+2004-06-21 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/16114
+ * cse.c (merge_equiv_classes): Also rehash in response to
+ delete_reg_equiv changes.
+ (rehash_using_reg): Don't exclude REGs from rehashing.
+
+2004-06-21 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (RETURN_STMT): Remove.
+ * c-common.h (RETURN_STMT_EXPR): Remove.
+ (c_expand_return, build_return_stmt): Remove.
+ (c_common_stmt_codes): Remove RETURN_STMT.
+ * c-dump.c (dump_next_stmt): Remove.
+ (c_dump_tree): Remove RETURN_STMT.
+ * c-decl.c (finish_function): Use c_finish_return.
+ * c-parse.in (stmt): Likewise.
+ * c-gimplify.c (gimplify_return_stmt): Remove.
+ (c_gimplify_expr): Remove RETURN_STMT.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * c-semantics.c (build_return_stmt): Remove.
+ * c-tree.h (c_finish_return): Declare.
+ * c-typeck.c (c_finish_return): Rename from c_expand_return.
+ Return void. Build RETURN_EXPR directly.
+ * tree-dump.h (dump_next_stmt): Remove.
+
+2004-06-21 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (start_function): Don't call make_decl_rtl. Don't
+ look at TREE_ADDRESSABLE of symbol name.
+
+2004-06-21 Kelley Cook <kcook@gcc.gnu.org>
+
+ PR target/15551
+ * config/i386/i386.md: Change UNSPEC_STACK_PROBE to UNSPECV_STACK_PROBE.
+ (allocate_stack_worker): Make unspec_volatile.
+ (allocate_stack_worker_rex64): Likewise.
+ (allocate_stack_worker_postreload): Likewise.
+ (allocate_stack_worker_rex64_postreload): Likewise.
+
+2004-06-21 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR optimization/15982
+ * tree-ssa-pre.c: Update a few comments and todos to
+ reflect constants change.
+ (get_value_handle): Constants now value number to themselves.
+ (lookup): Constants lookup to themselves.
+ (add_to_value): Adjust to always be on.
+ (set_contains_value): Adjust for constants change.
+ (find_leader): Ditto.
+ (phi_translate): 'r' nodes are never ANTIC right now.
+ (valid_in_set): Ditto.
+ (get_expr_set): New function.
+ (find_or_generate_expression): New function, broken out from
+ insert_aux.
+ (create_expression_by_pieces): Ditto, plus additional
+ machinery to handle complex values.
+ (compute_avail): Remove dead RETURN_EXPR handling.
+
+2004-06-21 Steven Bosscher <stevenb@suse.de>
+
+ * config/i386/i386.c: Include insn-codes.h
+ * config/i386/i386.h (FLAGS_REG, FPSR_REG, DIRFLAG_REG): Don't
+ define here.
+ * config/i386/i386.md (BP_REG, SP_REG, FLAGS_REG, FPSR_REG,
+ DIRFLAG_REG): New define_constants. Use them everywhere.
+
+2004-06-21 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/t-linux (MULTILIB_OPTIONS): Remove.
+
+2004-06-21 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4): Conditionally define.
+ (SUPPORT_SH4_SINGLE): Likewise.
+ (TARGET_SWITCHES): Break out switches for cpu subtargets:
+ (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E): Define.
+ (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E): Likewise.
+ (TARGET_SWITCH_SH4_SINGLE_ONLY, TARGET_SWITCH_SH4_SINGLE): Likewise.
+ (TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4): Likewise.
+ (TARGET_SWITCH_SH5_64MEDIA, TARGET_SWITCH_SH5_64MEDIA_NOFPU): Likewise.
+ (TARGET_SWITCHES_SH5_32MEDIA): Likewise.
+ (TARGET_SWITCHES_SH5_32MEDIA_NOFPU): Likewise.
+ (SELECT_SH5_64, SELECT_SH5_64_NOFPU): Rename to:
+ (SELECT_SH5_64MEDIA, SELECT_SH5_64MEDIA_NOFPU)
+ (SELECT_SH5_32, SELECT_SH5_32_NOFPU): Rename to:
+ (SELECT_SH5_32MEDIA, SELECT_SH5_32MEDIA_NOFPU).
+ (SH_MULTILIB_CPU_DEFAULT, MULTILIB_DEFAULTS): Define.
+ (ASM_ISA_SPEC_DEFAULT, ASM_ISA_DEFAULT_SPEC): Likewise.
+ * sh64.h (ASM_SPEC, LINK_DEFAULT_CPU_EMUL): Don't redefine.
+ (TARGET_DEFAULT): Likewise.
+ * config/sh/t-elf: Amend comment.
+ * config/sh/t-1e, config/sh/t-mlib-sh1: New files.
+ * config/sh/t-mlib-sh2, config/sh/t-mlib-sh2e: Likewise.
+ * config/sh/t-mlib-sh3, config/sh/t-mlib-sh3e: Likewise.
+ * config/sh/t-mlib-sh4, config/sh/t-mlib-sh4-nofpu: Likewise.
+ * config/sh/t-mlib-sh4-single: Likewise.
+ * config/sh/t-mlib-sh4-single-only: Likewise.
+ * config/sh/t-mlib-sh5-32media: Likewise.
+ * config/sh/t-mlib-sh5-32media-nofpu: Likewise.
+ * config/sh/t-mlib-sh5-64media: Likewise.
+ * config/sh/t-mlib-sh5-64media-nofpu: Likewise.
+ * config/sh/t-mlib-sh5-compact: Likewise.
+ * config/sh/t-mlib-sh5-compact-nofpu: Likewise.
+ * config/sh/t-sh: (MULTILIB_ENDIAN): Add mb.
+ (MULTILIB_CPUS): Define.
+ (MULTILIB_OPTIONS): Use MULTILIB_CPUS.
+ (MULTILIB_MATCHES): Use some shell code to calculate it.
+ (MULTILIB_EXCEPTIONS): Change to ml/m1.
+ * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Use ASM_ISA_DEFAULT_SPEC.
+ * config/sh/netbsd-elf.h: Update code which sets TARGET_VERSION_CPU.
+ (LINK_DEFAULT_CPU_EMUL): Don't redefine.
+ (NO_PROFILE_COUNTERS): Define to 1.
+ * config/sh/t-netbsd (MULTILIB_OPTIONS): Don't append to.
+ (MULTILIB_DIRNAMES, MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
+ * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Don't redefine.
+ (MULTILIB_MATCHES): Don't zap.
+ (MULTILIB_DIRNAMES): Use MULTILIB_RAW_DIRNAMES.
+ * config/sh/t-sh64 (MULTILIB_OPTIONS): Don't redefine.
+ (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
+ (MULTILIB_RAW_DIRNAMES): Define.
+ (MULTILIB_DIRNAMES): Use it.
+ * config.gcc: Also set cpu_type / need_64bit_hwint for sh[be]*-*-*.
+ (sh*linux configurations): Merge into:
+ (sh*elf / sh*kaos configurations). Support --with-endian, --with-cpu,
+ --with-multilib-list options. Support sh-superh-elf configuration.
+ (sh*-netbsd*): Use SELECT_SH* macros.
+ (supported_defaults): sh[123456ble]-*-* | sh-*-* support "cpu".
+ Merge sh*-*-netbsd* configurations into sh-elf configurations.
+ * config/sh/t-netbsd-sh5, config/sh/t-be, config/sh/t-le: Delete.
+ * config/sh/t-monolib: Likewise.
+
+2004-06-21 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need
+ not imply FPA.
+
+2004-06-21 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (operand_equal_p): Pass flags in recursive calls for
+ binary and relational operations. Add support for TRUTH_ANDIF_EXPR,
+ TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR.
+ * tree.c (commutative_tree_code): Also list UNORDERED_EXPR,
+ ORDERED_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR
+ and TRUTH_XOR_EXPR.
+
+2004-06-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * rtlanal.c (may_trap_p): Mark LTGT as trapping.
+
+2004-06-21 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * tree-alias-common.h (struct tree_alias_ops): Change ip and
+ ip_partial to unsigned int.
+
+2004-06-21 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (verify_sequence_points): Export.
+ (c_expand_expr_stmt): Move to c-typeck.c.
+ * c-common.h (c_expand_expr_stmt): Remove.
+ (verify_sequence_points): Declare.
+ * c-mudflap.c (mflang_flush_calls): Use c_finish_expr_stmt.
+ * c-parse.in (for_init_stmt, stmt): Likewise.
+ * c-tree.h (c_finish_expr_stmt): Declare.
+ (c_tree_expr_nonnegative_p): Remove.
+ * c-typeck.c (c_tree_expr_nonnegative_p): Remove.
+ (build_conditional_expr, build_binary_op): Use tree_expr_nonnegative_p.
+ (emit_side_effect_warnings): New.
+ (c_finish_expr_stmt): Rename from c_expand_expr_stmt. Use it.
+ (c_finish_stmt_expr): Work without EXPR_STMT. Handle eh regions.
+ Use emit_side_effect_warnings.
+ (push_cleanup): Copy STATEMENT_LIST_STMT_EXPR.
+ * fold-const.c (tree_expr_nonnegative_p): Handle TARGET_EXPR.
+ * gimplify.c (gimplify_modify_expr): Don't discard TARGET_EXPR
+ with void initializer.
+ (gimplify_target_expr): Handle void BIND_EXPR initializer.
+ * tree-inline.c (estimate_num_insns_1): Fix type lookup for
+ INIT_EXPR and MODIFY_EXPR.
+ * objc/objc-act.c (build_module_descriptor): Use add_stmt
+ instead of c_expand_expr_stmt.
+
+2004-06-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * fold-const.c (fold_cond_expr_with_comparison):
+ New function, extracted from fold.
+ (fold): Extract code to fold A op B ? A : C, use
+ it to fold A op B ? C : A. Really optimize
+ A & N ? N : 0 where N is a power of two. Avoid
+ relying on canonicalization and recursion for
+ foldings of COND_EXPR to happen.
+
+2004-06-20 David Ayers <d.ayers@inode.at>
+
+ * objc/objc-act.h (get_object_reference): Rename to
+ get_protocol_reference.
+ (super_type): Rename to objc_super_type.
+ (selector_type): Rename to objc_selector_type.
+ (id_type): Rename to objc_id_type.
+ (instance_type): Rename to objc_instance_type.
+ (protocol_type): Rename to objc_protocol_type.
+ (IS_ID): Update reference to id_type.
+ * objc/objc-act.c (get_object_reference): Rename to
+ get_protocol_reference; add documentation; update references to
+ id_type.
+ (lookup_method_in_protocol_list): Rename class_meth to
+ is_class; add documentation.
+ (finish_message_expr): Rename is_class to class_tree.
+ (synth_module_prologue, objc_is_object_ptr, objc_build_exc_ptr,
+ next_sjlj_build_try_catch_finally, objc_begin_catch_clause,
+ build_next_objc_exception_stuff, get_arg_type_list,
+ build_objc_method_call): Update references to id_type.
+ (synth_module_prologue, build_objc_symtab_template,
+ build_selector_reference_decl, build_selector,
+ build_selector_translation_table, build_typed_selector_reference,
+ get_arg_type_list, synth_self_and_ucmd_args, get_arg_type_list,
+ synth_self_and_ucmd_args): Update references to selector_type.
+ (build_private_template, build_ivar_reference): Update references
+ to instance_type.
+ (synth_module_prologue, build_protocol_reference,
+ build_protocol_expr, start_protocol): Update references to
+ protocol_type.
+ (synth_module_prologue, get_arg_type_list, build_objc_method_call):
+ Update references to super_type.
+ * c-parse.in: (typespec_nonreserved_nonattr): Update
+ references to get_object_reference.
+ * objc/objc-tree.def: Add C mode identifier sequence.
+
+2004-06-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * loop-invariant.c: New file.
+ * Makefile.in (loop-invariant.o): New.
+ * cfgloop.h (global_cost_for_size, init_set_costs,
+ move_loop_invariants): Declare.
+ * cfgloopanal.c (seq_cost, init_set_costs, global_cost_for_size): New
+ functions.
+ (avail_regs, res_regs, small_cost, pres_cost, spill_cost): New
+ variables.
+ * common.opt (floop-optimize2, fmove-loop-invariants): New options.
+ * loop-init.c (loop_optimizer_init): Call init_set_costs.
+ * passes.c (rest_of_handle_loop2): Call move_loop_invariants.
+ (rest_of_compilation): Check flag_loop_optimize2.
+ * toplev.c (process_options): Handle flag_loop_optimize2.
+ * doc/invoke.texi (-floop-optimize2, -fmove-loop-invariants): Document.
+ * doc/passes.texi (loop-invariant.c): Document.
+
+2004-06-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-pre.c (compute_antic): Keep BB_VISITED flag zeroed.
+
+2004-06-20 Richard Henderson <rth@redhat.com>
+
+ * stmt.c (warn_if_unused_value): Add locus argument.
+ * tree.h (warn_if_unused_value): Update decl.
+ * c-typeck.c (internal_build_compound_expr): Update call.
+ * c-gimplify.c (gimplify_expr_stmt): Likewise.
+
+2004-06-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/16089
+ * builtins.c (entry_of_function): Move to ...
+ * cfgrtl.c (entry_of_function): Here and make non-static.
+ * integrate.c (emit_initial_value_sets): Use entry_of_function.
+ * rtl.h (entry_of_function): Prototype.
+
+2004-06-20 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3.
+ (ix86_rtx_costs) <ASHIFT, PLUS>: Consider ix86_cost->lea even when
+ TARGET_DECOMPOSE_LEA.
+
+2004-06-20 Richard Henderson <rth@redhat.com>
+
+ * c-common.h (add_decl_stmt): Move to cp-tree.h.
+ * c-decl.c (finish_decl): Don't use add_decl_stmt.
+ * c-parse.in: Likewise.
+ * c-gimplify.c (gimplify_expr_stmt): Don't build CLEANUP_POINT_EXPR.
+ (gimplify_c_loop, gimplify_return_stmt, gimplify_decl_stmt): Likewise.
+ * c-semantics.c (add_decl_stmt): Move to cp/semantics.c.
+
+2004-06-20 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (IF_STMT, CLEANUP_STMT): Move to cp-tree.def.
+ * c-common.h (IF_COND, THEN_CLAUSE, ELSE_CLAUSE, CLEANUP_BODY,
+ CLEANUP_EXPR, CLEANUP_DECL): Move to cp-tree.h.
+ (c_common_stmt_codes): Remove IF_STMT, CLEANUP_STMT.
+ * c-dump.c (c_dump_tree): Move IF_STMT, CLEANUP_STMT to cp_dump_tree.
+ * c-pretty-print.c (pp_c_statement): Similarly.
+ * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts,
+ gimplify_if_stmt): Move to cp-gimplify.c.
+ (c_genericize, c_gimplify_expr): Don't call them.
+ * c-semantics.c (push_cleanup): Move to cp/semantics.c.
+ * c-typeck.c (push_cleanup): New.
+ (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_finish_else,
+ c_finish_if_stmt): Use COND_EXPR.
+ * tree.h (CLEANUP_EH_ONLY): Update documentation.
+
+2004-06-20 Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.h (has_c_linkage): New interface.
+ * c-cppbuiltin.c: Include target.h.
+ (c_cpp_builtins): Define __PRAGMA_REDEFINE_EXTNAME and
+ __PRAGMA_EXTERN_PREFIX when appropriate.
+ * c-pragma.c: Include target.h.
+ Document clarified semantics of symbol-renaming #pragmas.
+ (handle_pragma_redefine_extname, handle_pragma_extern_prefix)
+ (maybe_apply_renaming_pragma): Rewrite according to clarified
+ semantics. Always recognize, but do not necessarily execute.
+ (init_pragma): Unconditionally register symbol-renaming pragmas.
+ * system.h: Poison HANDLE_PRAGMA_REDEFINE_EXTNAME
+ and HANDLE_PRAGMA_EXTERN_PREFIX.
+ * target.h (struct gcc_target): Add handle_pragma_redefine_extname
+ and handle_pragma_extern_prefix flags.
+ * target-def.h: Add defaults for TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME
+ and TARGET_HANDLE_PRAGMA_EXTERN_PREFIX.
+ * Makefile.in (c-pragma.o, c-cppbuiltin.o): Update dependencies.
+ * config/sol2.h: Define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME,
+ not HANDLE_PRAGMA_REDEFINE_EXTNAME.
+ (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_REDEFINE_EXTNAME.
+ (TRANSFER_FROM_TRAMPOLINE): Prototype mprotect.
+ * config/alpha/osf.h: Define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,
+ not HANDLE_PRAGMA_EXTERN_PREFIX.
+ (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_EXTERN_PREFIX.
+ * doc/extend.texi (Solaris Pragmas, Tru64 Pragmas): Combine
+ into one section "Symbol-Renaming Pragmas"; clarify; document
+ adjusted semantics.
+
+ * builtins.c (expand_builtin): Do not issue error for a builtin
+ with no special case code and no DECL_ASSEMBLER_NAME; just do the
+ library call.
+ * c-decl.c (builtin_function): Don't call make_decl_rtl.
+ * c-objc-common.c (has_c_linkage): Stub implementation.
+ * cgraphunit.c (cgraph_expand_function)
+ (cgraph_remove_unreachable_nodes): Don't clear DECL_ARGUMENTS.
+
+2004-06-19 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (fold_builtin_unordered_cmp): Take an EXP argument
+ instead of both an ARGLIST and a result TYPE. Handle these C99
+ comparison functions as "polymorphic" builtins. Also handle
+ lowering of BUILT_IN_ISUNORDERED to an UNORDERED_EXPR tree node.
+ (fold_builtin_1): Update calls to fold_builtin_unordered_cmp.
+ Move handling of BUILT_IN_ISUNORDERED from here to there.
+
+2004-06-19 Richard Henderson <rth@redhat.com>
+
+ * c-common.c, c-common.h (lang_gimplify_stmt): Remove.
+ * c-gimplify.c: Remove unnecessary prototypes.
+ (c_gimplify_stmt): Merge into ...
+ (c_gimplify_expr): ... here. Don't play with prep_stmt.
+ * c-semantics.c (prep_stmt): Remove.
+ * gimplify.c (annotate_one_with_locus): Break out from ...
+ (annotate_all_with_locus): ... here.
+ (gimplify_expr): Add locus to expressions even if pre/post queues
+ are not present.
+
+2004-06-19 Richard Henderson <rth@redhat.com>
+
+ PR target/15941
+ * function.c (assign_parms): If not padding upward or intentionally
+ forcing upward padding, take offset_rtx into account when determining
+ the alignment for stack_parm.
+
+2004-06-19 Richard Henderson <rth@redhat.com>
+
+ PR target/15550
+ * ifcvt.c (noce_try_move): Recognize all generated instructions.
+
+2004-06-19 Jan Hubicka <jh@suse.cz>
+
+ * function.c (free_after_compilation): Do not free computed_goto_common*.
+ * function.h (struct function): Kill computed_goto_common*.
+ * stmt.c (expand_computed_goto): Do not commonize the computed gotos.
+ * tree-cfg.c (disband_implicit_edges): Do not forward across the
+ commonized computed goto.
+
+2004-06-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * doc/invoke.texi: Remove obsolete comment regarding PA 2.0 support
+ in binutils.
+
+2004-06-19 Andrew Pinski <apinski@apple.com>
+
+ PR c++/15721
+ * toplev.c (wrapup_global_declarations): Do not check
+ TREE_SYMBOL_REFERENCED of the DECL_ASSEMBLER_NAME but check
+ cgraph_varpool_node's needed field.
+
+2004-06-19 Jan Hubicka <jh@suse.cz>
+ Steven Bosscher <stevenb@suse.de>
+
+ CFG transparent RTL expansion:
+ * Makefile.in (cfgexpand.o): New object file.
+ (builtins.o): Add dependency on basic-block.h
+ * builtins.c: Include basic-block.h
+ (entry_of_function): New function.
+ (expand_builtin_apply_args, expand_builtin_saveargs): Use it.
+ * cfgexpand.c: New file.
+ * expr.c (execute_expand, pass_expand): Kill.
+ * pass.c (rest_of_compilation): Do not build CFG unless called from
+ coverage code.
+ * tree-cfg.c (delete_tree_cfg): Rename to..
+ (delete_tree_cfg_annotations): ... this one; Do not remove the CFG itself.
+ * tree-flow.h (delete_tree_cfg_annotations): Declare.
+ (dleete_tree_cfg): Kill.
+ * tree-optimize.c (execute_rebuild_bind, pass_rebuild_bind): Kill.
+ (execute_del_cfg): Rename to...
+ (execute_free_datastructures): This one...
+ (pass_del_cfg): Rename to...
+ (pass_free_datastructures): ... this one; Do not kill PROP_cfg.
+ (init_tree_optimization_passes): Make cfg build and profiling to happen
+ unconditionally.
+
+2004-06-19 Steven Bosscher <stevenb@suse.de>
+
+ * tree-mudflap.c (mf_decl_cache_locals): Skip labels before
+ inserting the cache variables.
+
+ * tree-mudflap.c: Include headers to make basic_block available.
+ Move functions around such that related functions are near each
+ other. Add prototypes for all static functions. Add comments
+ briefly explaining what IR the mudflap1 and mudflap2 work on and
+ what they do.
+ (mudflap_function_decls): Rename to execute_mudflap_function_decls.
+ (mudflap_function_ops): Rename to execute_mudflap_function_ops.
+ (pass_mudflap_1, pass_mudflap_2): Update.
+ (mf_decl_cache_locals): Make it work on the CFG instead of the saved
+ function tree.
+ (mf_build_check_statement_for): Make it work on the CFG.
+ (mf_xform_derefs_1): Likewise. Cleanup code style.
+ (mf_xform_derefs): Likewise.
+
+2004-06-19 Jan Hubicka <jh@suse.cz>
+
+ * tree-cfg.c (label_to_block): Invent the label destination for
+ undefined labels.
+ (cleanup_dead_labels): Update table in the case label_to_block added
+ new label.
+
+2004-06-18 Richard Henderson <rth@redhat.com>
+
+ PR c++/16036
+ * gimple-low.c (lower_function_body): Generate return statement for
+ fall off the end of the function here ...
+ * tree-cfg.c (make_edges): ... instead of here.
+ * gimplify.c (gimplify_return_expr): Mark return temp TREE_NO_WARNING.
+
+2004-06-18 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa.c (raise_value): Removed.
+ (get_eq_name, check_phi_redundancy): New functions.
+ (kill_redundant_phi_nodes): Use standard ssa minimalization algorithm.
+
+2004-06-18 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR,
+ UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR>: Add
+ constant folding for unordered comparison tree nodes. If both
+ operands are real constants, call fold_relational_const. If either
+ operand is a NaN, evaluate the other for side-effects and return a
+ constant. Optimize (double)float1 CMP (double)float2 into the
+ equivalent float1 CMP float2.
+ (nondestructive_fold_binary_to_constant) <UNORDERED_EXPR,
+ ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR,
+ LTGT_EXPR>: Call fold_relational_const for constant operands.
+ (fold_relational_const): Add support for unordered comparison tree
+ nodes. Don't constant fold "ordered" floating point comparisons
+ against NaN if when flag_trapping_math is set.
+
+2004-06-19 Jakub Jelinek <jakub@redhat.com>
+
+ * fold-const.c (build_range_check): If !in_p and recursive call
+ fails, exit immediately. If high - low overflows and etype is
+ a signed type, retry with unsigned etype.
+ (merge_ranges): If !in0_p and !in1_p, handle even range2 adjacent
+ to range1 at TYPE_MAX_VALUE and TYPE_MIN_VALUE.
+
+2004-06-18 Richard Henderson <rth@redhat.com>
+
+ * c-gimplify.c (gimplify_condition): Remove.
+ (gimplify_c_loop, gimplify_if_stmt, gimplify_switch_stmt): Don't
+ call it.
+
+2004-06-18 Richard Henderson <rth@redhat.com>
+
+ * tree-eh.c (decide_copy_try_finally): Fix scaling of copy and
+ switch estimates.
+
+2004-06-18 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/i386/darwin.h (HOT_TEXT_SECTION_NAME): Define.
+ (NORMAL_TEXT_SECTION_NAME): Define.
+ (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
+ (SECTION_FORMAT_STRING): Define.
+
+2004-06-18 Steven Bosscher <stevenb@suse.de>
+
+ * config/xtensa/xtensa.c
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
+ * xtensa.md: Replace the old pipeline description with a DFA model.
+
+2004-06-18 Steven Bosscher <stevenb@suse.de>
+ Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/s390/s390.md: Remove the generic pipeline description.
+ * config/s390/2064.md: Make all insn reservations apply to
+ the z900, g5 and g6.
+ * config/s390/s390.c (s390_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
+ Define to hook_int_void_1.
+ (s390_adjust_cost): Cleanup. Don't check address dependency here.
+ (s390_first_cycle_multipass_dfa_lookahead): Always return 4.
+
+2004-06-18 Daniel Berlin <dberlin@dberlin.org>
+ Diego Novillo <dnovillo@redhat.com>
+
+ * tree-dfa.c (create_var_ann): tree_ann -> tree_ann_t.
+ (create_stmt_ann): Ditto.
+ (create_tree_ann): New function.
+ (create_cst_ann): Remove.
+ (create_expr_ann): Ditto.
+
+ * tree-flow-inline.h (cst_ann): Remove.
+ (get_cst_ann): Ditto.
+ (get_expr_ann): Ditto.
+ (expr_ann): Ditto.
+ (get_tree_ann): New function.
+ (tree_ann): Ditto.
+ (ann_type): tree_ann -> tree_ann_t.
+ * tree-flow.h (tree_ann_type): CST_ANN, EXPR_ANN removed.
+ (struct cst_ann_d): Removed.
+ (struct expr_ann_d): Ditto.
+ (union tree_ann_d): Removed cst and expr.
+ (tree_ann): Renamed to tree_ann_t.
+ * tree-ssa-ccp.c (set_rhs): tree_ann -> tree_ann_t.
+ * tree-ssa-pre.c (get_value_handle): Rewrite for single common
+ annotation.
+ (set_value_handle): Ditto.
+ (phi_translate): Ditto.
+ * tree-tailcall.c (adjust_return_value): tree_ann -> tree_ann_t.
+
+2004-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/t-linux64: New file.
+ * config.gcc: Add it to tmake_file for sh64*-*-linux*.
+
+2004-06-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * emit-rtl.c (unshare_all_rtl_1): New name of unshare_all_rtl.
+ (unshare_all_rtl_again): Call unshare_all_rtl_1.
+ (unshare_all_rtl): New.
+ * function.c (instantiate_virtual_regs): Remove parameters.
+ * function.h (instantiate_virtual_regs): Add prototype.
+ * rtl.h (unshare_all_rtl): Add prototype.
+ * tree.h (instantiate_virtual_regs, unshare_all_rtl): Remove
+ prototype.
+ * passes.c: Remove assertions on the parameters to
+ rest_of_handle_* functions. Remove the parameters to
+ the functions, replacing decl with current_function_decl
+ and insns with get_insns ().
+
+2004-06-17 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (constant_boolean_node): Handle boolean_type_node
+ directly, return either boolean_true_node or boolean_false_node.
+
+2004-06-18 Kelley Cook <kcook@gcc.gnu.org>
+
+ * opts.sh: Delete. Break out generated code to next four files.
+ * opt-gather.awk: New file.
+ * optc-gen.awk: New file.
+ * opth-gen.awk: New file.
+ * opt-functions.awk: New common file.
+ * Makefile.in: Update for above.
+ * configure.ac: Update comment.
+ * configure: Regenerate.
+
+2004-06-17 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (flag_objc_sjlj_exceptions): New.
+ * c-common.h (flag_objc_sjlj_exceptions): Declare.
+ * c-opts.c (c_common_handle_option): Set it.
+ (c_common_post_options): Handle interation of different
+ objective-c exception and runtime switches.
+ * c-decl.c (c_eh_initialized_p): New.
+ (finish_decl): Use it instead of local eh_initialized_p.
+ * c-parse.in (nested_function, notype_nested_function): Record
+ the result of compstmt.
+ (compstmt_or_error): Likewise.
+ (compstmt): Don't add_stmt the result.
+ (stmt): Don't return anything. Rewrite objc try and sync rules.
+ (objc_try_stmt, objc_catch_list): Remove.
+ (objc_catch_block, objc_finally_block): Remove.
+ (objc_catch_prefix, objc_catch_clause, objc_opt_catch_list): New.
+ (objc_try_catch_clause, objc_finally_clause): New.
+ (objc_try_catch_stmt): Rewrite.
+ * c-tree.h (c_eh_initialized_p): Declare.
+ * c-opt (fobjc-sjlj-exceptions): New.
+ * except.c (output_function_exception_table): Don't call cgraph
+ on non-decls.
+ * objc/objc-act.c (UTAG_EXCDATA_VAR, UTAG_CAUGHTEXC_VAR,
+ UTAG_RETHROWEXC_VAR, UTAG_EVALONCE_VAR, struct val_stack,
+ catch_count_stack, exc_binding_stack, if_nesting_count,
+ blk_nesting_count, objc_enter_block, objc_exit_block,
+ objc_declare_variable, val_stack_push, val_stack_pop,
+ objc_build_try_enter_fragment, objc_build_extract_expr,
+ objc_build_try_exit_fragment, objc_build_extract_fragment,
+ objc_build_try_prologue, objc_build_try_epilogue,
+ objc_build_catch_stmt, objc_build_catch_epilogue,
+ objc_build_finally_prologue, objc_build_finally_epilogue,
+ objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
+ objc_build_synchronized_epilogue): Remove.
+ (objc_create_temporary_var, struct objc_try_context, cur_try_context,
+ objc_eh_runtime_type, objc_init_exceptions, objc_build_exc_ptr,
+ next_sjlj_build_try_exit, next_sjlj_build_enter_and_setjmp,
+ next_sjlj_build_exc_extract, next_sjlj_build_catch_list,
+ next_sjlj_build_try_catch_finally, objc_begin_try_stmt,
+ objc_begin_catch_clause, objc_finish_catch_clause,
+ objc_build_finally_clause, objc_finish_try_stmt,
+ objc_build_synchronized): New.
+ (objc_is_object_id, objc_is_class_id): New.
+ (objc_comptypes): Use them.
+ (build_next_objc_exception_stuff): Break NeXT sjlj out from
+ build_objc_exception_stuff.
+ (synth_module_prologue): Update to match.
+ (objc_build_throw_stmt): Use cur_try_context to decide if
+ we're in a @catch.
+ * objc/objc-act.h: Update prototypes.
+ (OCTI_EXCEPTION_BLK_STACK, objc_exception_block_stack): Remove.
+
+2004-06-17 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (tagged_types_tu_compatible_p <case UNION_TYPE>):
+ Use TYPE_FIELDS instead of TYPE_VALUES.
+
+2004-06-17 Jason Merrill <jason@redhat.com>
+
+ PR c++/16015
+ * gimplify.c (gimplify_target_expr): Handle void initializer.
+ * expr.c (expand_expr_real_1) [TARGET_EXPR]: Likewise.
+ * doc/c-tree.texi (Expression trees): Update TARGET_EXPR
+ and AGGR_INIT_EXPR.
+
+2004-06-17 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_relational_const): Use constant_boolean_node.
+
+2004-06-17 Jan Hubicka <jh@suse.cz>
+
+ PR target/15433
+ * i386.md (SSE SF cmov 0 splitter): The conditional is VOIDmode; fix
+ operand numbering in the output template.
+ (SSE DF cmov 0 splitter): The conditional is VOIDmode.
+
+2004-06-17 Jan Hubicka <jh@suse.cz>
+
+ * except.c (can_throw_internal): Recognize RESX expresisons.
+
+2004-06-17 Jan Hubicka <jh@suse.cz>
+
+ * cfgbuild.c (make_edges): Do not use label_value_list.
+ (find_basic_blocks_1): Do not collect label_value_list.
+ (find_sub_basic_blocks): Update call of make_edges.
+
+2004-06-17 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-cfg.c (tree_make_forwarder_block): Use SET_PHI_RESULT.
+ * tree-flow-inline.h (get_use_op_ptr): Return a use_operand_p.
+ (get_use_from_ptr, get_def_from_ptr): New. Return operand pointers.
+ (get_def_op_ptr): Return a def_operand_p instead of a 'tree *'.
+ (get_v_may_def_result_ptr): Return a def_operand_p.
+ (get_v_may_def_op_ptr, get_vuse_op_ptr): Return a use_operand_p.
+ (get_v_must_def_op_ptr): Return a def_operand_p.
+ (get_phi_result_ptr): New. Return a pointer to the result of a PHI.
+ (get_phi_arg_def_ptr): New. Return a pointer to an argument of a PHI.
+ (phi_element_for_edge): Remove.
+ * tree-flow.h (propagate_value, replace_exp): Change prototype.
+ (propagate_tree_value): Add new prototype.
+ (phi_element_for_edge): Remove prototype.
+ * tree-into-ssa.c (mark_def_sites): Use new operand types.
+ (prepare_operand_for_rename): Split into two functions.
+ (prepare_use_operand_for_rename): Prepare use operands.
+ (prepare_def_operand_for_rename): Prepare def operands.
+ (rewrite_stmt): Use new operand types.
+ (rewrite_operand): Use new operand types, change parameter type.
+ * tree-outof-ssa.c (replace_variable): Split into two functions.
+ (replace_use_variable): Rewrite uses.
+ (replace_def_variable): Rewrite defs.
+ (rewrite_trees, rewrite_vars_out_of_ssa): Use new operand types.
+ * tree-phinodes.c (make_phi_node, resize_phi_node): Use new types.
+ (add_phi_arg, remove_phi_arg_num): Use new operand types.
+ * tree-ssa-ccp.c (substitute_and_fold): Use new operand types.
+ (ccp_fold, replace_uses_in): Use new operand types.
+ * tree-ssa-copy.c (replace_ssa_names): Rename to replace_ssa_names_ann
+ and no longer set the value, change parameter type.
+ (replace_exp_1): Use new operand types.
+ (propagate_value): Change parameter type, use new operand types.
+ (propagate_tree_value): Propagate_value without SSA operands.
+ (replace_exp, cprop_operand, cprop_into_stmt): Use new operand types.
+ (cprop_into_successor_phis): Use new operand types.
+ * tree-ssa-dom.c (thread_across_edge): Use new operand types.
+ (eliminate_redundant_computations): Use new operand types.
+ * tree-ssa-dse.c (fix_phi_uses): Use new operand_types.
+ (fix_stmt_v_may_defs): Use new operand_types.
+ * tree-ssa-live.c (create_ssa_var_map): Use new operand_types.
+ (build_tree_conflict_graph): Use new operand_types.
+ * tree-ssa-loop.c (duplicate_blocks): Use PHI_ARG_DEF_FROM_EDGE.
+ * tree-ssa-operands.c (struct freelist_d): Remove.
+ (check_optype_freelist, add_optype_freelist): Remove.
+ (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
+ allocate_vuse_optype, allocate_v_must_def_optype): Call ggc_alloc.
+ (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
+ Call ggc_free instead of add_optype_freelist.
+ (init_ssa_operands, fini_ssa_operands): Remove free list code.
+ (finalize_ssa_defs, finalize_ssa_uses): Set new use/def operands.
+ * tree-ssa-operands.h (struct def_optype_d): Change underlying type.
+ (struct use_optype_d): Change underlying type.
+ (def_operand_p, use_operand_p): New types for pointers to operands.
+ (USE_OP, DEF_OP, V_MAY_DEF_RESULT, V_MAY_DEF_OP, VUSE_OP,
+ V_MUST_DEF_OP): Use new pointer type instead of dereferencing directly.
+ (USE_FROM_PTR, DEF_FROM_PTR): New macros to "dereference" operand
+ pointer types.
+ (SET_USE, SET_DEF): New macros to set operands from their pointer.
+ (SET_USE_OP, SET_DEF_OP, SET_V_MAY_DEF_RESULT, SET_V_MAY_DEF_OP,
+ SET_VUSE_OP, SET_V_MUST_DEF_OP): New SET routines for operands.
+ (PHI_RESULT_PTR, PHI_RESULT, SET_PHI_RESULT): Macros to manage the
+ PHI result as an operand.
+ (PHI_ARG_DEF_PTR, PHI_ARG_DEF, SET_PHI_ARG_DEF, PHI_ARG_DEF_FROM_EDGE,
+ PHI_ARG_DEF_PTR_FROM_EDGE): Macros to manage the PHI arguments.
+ * tree-ssa-pre.c (eliminate): Call propagate_tree_value.
+ * tree-tailcall.c (independent_of_stmt_p, propagate_through_phis): Use
+ PHI_ARG_DEF_FROM_EDGE.
+ * tree.h (PHI_RESULT): Renamed to PHI_RESULT_TREE.
+ (PHI_ARG_DEF): Renamed to PHI_ARG_DEF_TREE.
+
+2004-06-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/15991
+ * tree-cfg.c (tree_block_label): Export.
+ * tree-flow-inline.h (bsi_after_labels): New function.
+ * tree-flow.h (bsi_after_labels, tree_block_label): Declare.
+ * tree-ssa.c (propagate_into_addr): New function.
+ (replace_immediate_uses): Handle propagation of pointer constants.
+ (raise_value): Do not restrict propagation of pointer constants.
+ * tree-ssanames.c (duplicate_ssa_name): New function.
+ * tree.h (duplicate_ssa_name): Declare.
+
+2004-06-17 David Ayers <d.ayers@inode.at>
+
+ * c-parse.in: Unify Objective-C token names.
+
+2004-06-17 Zack Weinberg <zack@codesourcery.com>
+
+ Bug 14610
+ * Makefile.in (min-insn-modes.o): Correct dependencies.
+ * real.c (encode_ieee_extended, decode_ieee_extended): Always
+ produce/consume 12-byte little-endian Intel format.
+ (encode_ieee_extended_128, decode_ieee_extended_128): Delete.
+ (encode_ieee_extended_motorola, decode_ieee_extended_motorola)
+ (encode_ieee_extended_intel_96, decode_ieee_extended_intel_96)
+ (encode_ieee_extended_intel_128, decode_ieee_extended_intel_128):
+ New functions which convert between 12-byte little-endian Intel
+ format and the desired format.
+ (ieee_extended_motorola_format, ieee_extended_intel_96_round_53_format)
+ (ieee_extended_intel_96_format, ieee_extended_intel_128_format):
+ Update.
+
+2004-06-17 Zack Weinberg <zack@codesourcery.com>
+
+ * expmed.c (expand_mult_const): In sanity check, compare only
+ the bits of val and val_so_far that are significant in the
+ result mode.
+
+2004-06-17 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c: Update comments.
+ (val_expr_pair_eq): Factor code from here.
+ (expr_pred_trans_eq): and here.
+ (expressions_equal_p): To here.
+ (print_value_set): Print value for expression.
+ (phi_trans_lookup): Rename some variables.
+ (lookup): Ditto.
+ (value_exists_in_set_bitmap): Ditto.
+ (value_remove_from_set_bitmap): Ditto.
+ (value_insert_into_set_bitmap): Ditto.
+
+2004-06-17 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-modes.def (CCL3mode): New machine mode.
+ * config/s390/s390.c (s390_match_ccmode_set): Support CCL3mode.
+ (s390_alc_comparison, s390_slb_comparison): Likewise.
+ (s390_branch_condition_mask): Likewise.
+ * config/s390/s390.md ("*subdi3_cc2", "*subdi3_cconly2"): New.
+ ("*subsi3_cc2", "*subsi3_cconly2"): New.
+
+ * config/s390/s390.h (PREDICATE_CODE): Accept SIGN_EXTEND and
+ ZERO_EXTEND for s390_alc_comparison and s390_slb_comparison.
+ * config/s390/s390.c (s390_alc_comparison, s390_slb_comparison):
+ Handle SIGN_EXTEND and ZERO_EXTEND.
+
+ * config/s390/s390-protos.h (s390_expand_addcc): New prototype.
+ * config/s390/s390.c (s390_expand_addcc): New function.
+ * config/s390/s390.md ("adddicc", "addsicc"): New expanders.
+ ("*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg"): New insns.
+ ("sltu", "sgtu", "sleu", "sgeu"): New expanders.
+
+2004-06-17 Ben Elliston <bje@au.ibm.com>
+
+ * tree-alias-common.c: Add whitespace.
+ * tree-inline.c: Correct comment about this file's purpose.
+ * tree-optimize.c: Likewise.
+ * tree-tailcall.c: Likewise.
+
+ * tree-alias-ander.h: Add standard top-of-file comment.
+ * tree-alias-common.h: Likewise.
+ * tree-alias-type.h: Likewise.
+
+2004-06-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (compute_avail): Value number uses as well.
+ Strip useless type conversions.
+ Casts have to be treated slightly different than normal unaries.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (COMPOUND_STMT): Remove.
+ * c-common.c (finish_fname_decls): Don't look through it.
+ * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
+ * c-common.h (COMPOUND_BODY): Remove.
+ (c_common_stmt_codes): Remove COMPOUND_STMT.
+ * c-dump.c (c_dump_tree): Likewise.
+ * c-gimplify.c (c_gimplify_stmt): Likewise.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * tree.h (DECL_SAVED_TREE): Update commentary.
+ * doc/c-tree.texi (ASM_EXPR): Rename from ASM_STMT.
+ (CASE_LABEL_EXPR): Rename from CASE_LABEL.
+ (GOTO_EXPR): Rename from GOTO_STMT.
+ (GOTO_FAKE_P): Remove.
+ (COMPOUND_STMT): Remove.
+ (HANDLER): Update wrt COMPOUND_STMT.
+ (STMT_EXPR): Likewise.
+ (LABEL_EXPR): Rename from LABEL_STMT.
+ (SCOPE_STMT): Remove.
+ * objc/objc-act.c (objc_build_try_catch_finally_stmt): Don't look
+ through COMPOUND_STMT.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.h (c_begin_if_stmt, c_begin_while_stmt,
+ c_finish_while_stmt_cond): Remove decls.
+ * c-parse.in (if_prefix): Don't save c_begin_if_stmt result.
+ * c-typeck.c (c_begin_if_stmt): Return void.
+ (c_begin_else): Tidy. Save stmt_count.
+ * c-tree.h (c_begin_if_stmt): Update decl.
+
+ * objc/objc-act.c (objc_build_try_enter_fragment,
+ objc_build_extract_fragment, objc_build_try_epilogue,
+ objc_build_catch_stmt, objc_build_catch_epilogue,
+ objc_build_finally_prologue, objc_build_finally_epilogue): Update
+ for if builder function changes.
+
+2004-06-16 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (struct machine_function): New member
+ last_restore_gpr.
+ (s390_frame_info): Add BASE_USED and RETURN_ADDR_USED parameters.
+ Do not modify machine->save_return_addr_p or regs_ever_live.
+ Fill in machine->last_restore_gpr.
+ (s390_optimize_prolog): Use s390_frame_info to compute registers
+ to save/restore, remove duplicated code.
+ (s390_arg_frame_offset): Use s390_frame_info to compute frame
+ size, remove duplicated code.
+ (s390_emit_prologue): Adapt s390_frame_info call. Update
+ machine->save_return_addr_p and regs_ever_live.
+ (s390_emit_epilogue): Use machine->last_restore_gpr instead of
+ machine->last_save_gpr.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-parse.in (if_stmt_locus): Remove.
+ (if_prefix): Increment stmt_count; pass it to c_finish_if_cond.
+ (select_or_iter_stmt): Move empty if warnings to c-typeck.c.
+ * c-typeck.c (if_elt): Sort by expected size. Rename locus to
+ empty_locus. Add stmt_count, saw_else.
+ (c_begin_if_stmt): Push if_stack here.
+ (c_finish_if_cond): Rename from c_expand_end_cond. Record stmt_count.
+ (c_finish_then, c_finish_else): Record empty_locus.
+ (c_begin_else): Rename from c_expand_start_else. Record stmt_count.
+ (c_finish_if_stmt): Rename from c_expand_end_cond. Warn for empty
+ if or else body.
+ * c-tree.h: Update prototypes.
+
+2004-06-16 Steven Bosscher <stevenb@suse.de>
+
+ * tree.h (PHI_CHAIN): New.
+ * (tree-cfg.c, tree-dfa.c, tree-flow-inline.h, tree-into-ssa.c,
+ tree-outof-ssa.c, tree-phinodes.c, tree-pretty-print.c,
+ tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-dse.c,
+ tree-ssa-live.c, tree-ssa-loop.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
+ tree-ssa.c, tree-tailcall.c): Use PHI_CHAIN instead of TREE_CHAIN
+ when traversing a list of PHI_NODEs.
+
+2004-06-16 Bernardo Innocenti <bernie@develer.com>
+
+ PR target/13292
+ * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
+ on -msoft-float.
+ (TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
+ 68040 and soft-float.
+ * config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
+ in the TARGET_68040_ONLY case.
+
+2004-06-16 Peter Barada <peter@the-baradas.com>
+
+ * config/m68k/m68k.md (movsi_cfv4): New pattern to allow mov3q.
+ (movsi_cf): Make named, don't match TARGET_CFV4.
+ (pushexthisi_const): Use mov3q if possible.
+ (extendhisi2, cvf4_extendhisi2): Split extendhisi2 pattern
+ to special case mvz.w for ColdFire V4.
+ (extendqisi2, cvf4_extendqisi2): Split extendhisi2 pattern
+ to special case mvz.b for ColdFire V4.
+ (udivmodhi4, divmodhi4): Use mvz to zero extend arg for
+ divide.
+ (iorsi3, xorsi3, andsi3): Use bitfield instructions if possible.
+ * config/m68k/m68k.c(valid_mov3q_const): New function.
+ (const_method): SWAP is valid for ColdFire.
+ (MULL_COST, MULW_COST): Fix costs for ColdFire V3/V4.
+ * config/m68k/m68k-protos.h (valid_mov3q_const): Prototype here.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (CASE_LABEL): Remove.
+ * c-common.c (c_add_case_label): Use CASE_LABEL, not CASE_LABEL_DECL.
+ (match_case_to_enum_1): Likewise.
+ * c-common.h (c_common_stmt_codes): Remove CASE_LABEL.
+ * c-dump.c (c_dump_tree): Likewise.
+ * c-gimplify.c (c_gimplify_stmt): Likewise.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * c-semantics.c (build_case_label): Use CASE_LABEL_EXPR.
+ * tree.h (CASE_LOW): Update commentary.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (ASM_STMT): Remove.
+ * c-common.h (c_common_stmt_codes): Remove ASM_STMT.
+ * c-dump.c (c_dump_tree): Likewise.
+ * c-gimplify.c (c_gimplify_stmt): Likewise.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * c-typeck.c (build_asm_expr): Use ASM_EXPR.
+ * tree.h: Fix commentary.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (GOTO_STMT, LABEL_STMT): Remove.
+ * c-common.c (c_add_case_label): Use LABEL_EXPR.
+ * c-common.h (GOTO_FAKE_P, LABEL_STMT_LABEL): Remove.
+ (c_common_stmt_codes): Remove GOTO_STMT, LABEL_STMT.
+ * c-dump.c (c_dump_tree): Likewise.
+ * c-gimplify.c (c_gimplify_stmt): Likewise.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * c-parse.in (stmt): Use GOTO_EXPR.
+ (label): Use LABEL_EXPR.
+ * c-semantics.c (build_stmt): Set TREE_TYPE to void.
+ * tree-inline.c (copy_body_r): Don't build empty BLOCKs.
+
+2004-06-16 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * cfgcleanup.c (try_simplify_condjump): Update test to make
+ sure we have a conditional branch around am unconditional branch.
+
+2004-06-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file.
+
+2004-06-16 Dale Johannesen <dalej@apple.com>
+
+ * loop.c (loop_givs_reduce): Avoid miscompilation of
+ loops entered at bottom.
+
+2004-06-16 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * cfglayout.c (fixup_reorder_chain): Handle case where the
+ destination of E_FALL is EXIT_BLOCK_PTR.
+
+2004-06-16 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/15653
+ * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops
+ after shifts before asm.
+
+2004-06-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/15993
+ * tree-ssa-dom.c (thread_across_edge): Do not thread edge if its
+ destination is unchanged.
+
+2004-06-16 Andreas Jaeger <aj@suse.de>
+
+ * doc/install.texi (Configuration): Update description for
+ --enable-version-specific-runtime-libs.
+
+2004-06-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/install.texi: boehm-gc now uses automake 1.8.5.
+
+2004-06-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * toplev.h (rest_of_compilation): Adjust prototype.
+
+2004-06-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * coverage.c: Remove argument to rest_of_compilation.
+ * expr.c (execute_expand, set_save_expr_context, pass_expand): New.
+ * passes.c (rest_of_compilation): Remove argument.
+ (pass_rest_of_compilation): New.
+ (rest_of_handle_final, rest_of_handle_delay_slots,
+ rest_of_handle_stack_regs, rest_of_handle_variable_tracking
+ rest_of_handle_machine_reorg, rest_of_handle_regrename
+ rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2
+ rest_of_handle_regmove, rest_of_handle_tracer
+ rest_of_handle_if_conversion, rest_of_handle_if_after_combine
+ rest_of_handle_web, rest_of_handle_branch_prob
+ rest_of_handle_value_profile_transformations, rest_of_handle_cfg
+ rest_of_handle_addressof, rest_of_handle_jump_bypass
+ rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2):
+ Check that the two arguments are actually superfluous.
+ * tree-optimize.c (register_dump_files): Add properties argument.
+ Track validity of passes. Only initialize dump files for
+ tree-based passes. Store the full set of provided passes in
+ the pass.
+ (init_tree_optimization_passes): Register pass_expand and
+ pass_rest_of_compilation.
+ (execute_one_pass): Do not track the presence of required properties
+ here. Set in_gimple_form. Do not update current_properties.
+ (current_properties): Remove.
+ (set_save_expr_context): Remove.
+ (tree_rest_of_compilation): Do not set in_gimple_form. Do not
+ expand to RTL here, and do not call rest_of_compilation. Push
+ GGC context even before gimplification.
+ * tree-pass.h (PROP_rtl, PROP_trees): New flags.
+ (pass_expand, pass_rest_of_compilation): Declare.
+
+2004-06-15 Jeff Law <law@redhat.com>
+
+ * fold-const.c (swap_tree_comparison): No longer static.
+ (tree_swap_operands_p): Similarly. Return true if both operands
+ are SSA_NAMEs and the first operand has a higher version number than
+ the second operand.
+ * tree.h (swap_tree_comparison): Prototype.
+ (tree_swap_operands_p): Prototype.
+ * tree-ssa-operands.c (get_expr_operands): For commutative
+ operators and relational comparisons, canonicalize the
+ order of the operands.
+
+2004-06-15 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (lang_gimplify_stmt): Remove next_p argument.
+ (if_elt, if_stack, if_stack_space, c_expand_start_cond, c_finish_then,
+ c_expand_end_cond, c_expand_start_else, c_finish_else, c_begin_if_stmt,
+ c_begin_while_stmt, c_finish_while_stmt_cond): Move to c-typeck.c.
+ (finish_fname_decls, fname_decl): Use statement_lists.
+ (c_expand_expr_stmt): Don't set last_expr_type.
+ (c_type_hash): Fix indentation.
+ (c_safe_from_p): Don't follow TREE_CHAIN.
+ (c_tree_chain_matters_p): Remove.
+ * c-common.def (SCOPE_STMT): Remove.
+ (CLEANUP_STMT): Redefine to contain its own body.
+ * c-common.h (struct stmt_tree_s): Remove x_last_stmt,
+ x_last_expr_type, x_last_expr_filename, x_scope_stmt_stack.
+ Add x_cur_stmt_list.
+ (last_tree, last_expr_type, last_expr_filename, RECHAIN_STMTS): Remove.
+ (cur_stmt_list): New.
+ (STATEMENT_LIST_STMT_EXPR): New.
+ (SCOPE_BEGIN_P, SCOPE_END_P, SCOPE_STMT_BLOCK, SCOPE_NULLIFIED_P,
+ SCOPE_NO_CLEANUPS_P, SCOPE_PARTIAL_P, NEW_FOR_SCOPE_P): Remove.
+ (CLEANUP_BODY): New.
+ (CLEANUP_DECL): Move to operand 2.
+ (c_common_stmt_codes): Remove SCOPE_STMT.
+ (COMPOUND_STMT_NO_SCOPE, COMPOUND_STMT_BODY_BLOCK): Remove.
+ * c-decl.c (c_scope_stmt_stack, current_scope_stmt_stack): Remove.
+ (c_push_function_context, c_pop_function_context): Don't save it.
+ (finish_decl): Set TREE_USED on the decl for a cleanup.
+ Use push_cleanup.
+ (store_parm_decls): Use statement lists.
+ (finish_function): Remove compstmt rule workaround. Use statement
+ lists. Call finish_fname_decls after finalizing the body.
+ (c_begin_compound_stmt): Move to c-typeck.c.
+ * c-dump.c (c_dump_tree): Remove SCOPE_STMT.
+ * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts): New.
+ (c_genericize): Invoke them.
+ (c_gimplify_stmt): Don't look through TREE_CHAIN. Kill SCOPE_STMT.
+ (c_build_bind_expr): Export.
+ (gimplify_block, gimplify_cleanup): Remove.
+ (gimplify_condition): Use gimplify_stmt.
+ (gimplify_for_stmt): Remove FOR_INIT_STMT chaining hack.
+ (gimplify_if_stmt): Remove recursion hack.
+ (c_gimplify_expr): Remove STMT_EXPR handling.
+ (stmt_expr_last_stmt, gimplify_stmt_expr): Remove.
+ (is_last_stmt_of_scope): Remove.
+ * c-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Remove.
+ * c-mudflap.c (mflang_flush_calls): Use c_begin_compound_stmt,
+ c_end_compound_stmt.
+ * c-objc-common.c (build_cdtor): Likewise.
+ * c-parse.in (primary): Use c_finish_stmt_expr.
+ (push_scope, pop_scope): Remove.
+ (c99_block_start, compstmt_start): Use c_begin_compound_stmt.
+ (c99_block_end, compstmt): Use c_end_compound_stmt.
+ (c99_block_lineno_labeled_stmt): Likewise.
+ (compstmt_primary_start): Use c_begin_stmt_expr.
+ (simple_if, select_or_iter_stmt): Update calls to stmt builders.
+ (do_stmt_start): Fill in body directly.
+ (lineno_stmt): Avoid setting lineno on constants.
+ * c-pretty-print.c (pp_c_statement): Handle STATEMENT_LIST.
+ Remove SCOPE_STMT.
+ * c-semantics.c (begin_stmt_tree): Remove.
+ (push_stmt_list, re_push_stmt_list, pop_stmt_list): New.
+ (add_stmt): Use statement lists.
+ (add_scope_stmt, finish_stmt_tree): Remove.
+ (push_cleanup): New.
+ * c-tree.h: Move some decls from c-common.h.
+ * c-typeck.c (c_tree_expr_nonnegative_p): Simplify for statement lists.
+ (do_case, c_finish_case): Likewise.
+ (c_finish_then): Take body for then as argument.
+ (c_finish_else): Similarly.
+ (c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
+ c_finish_for_stmt_incr, c_finish_for_stmt): New.
+ (c_begin_stmt_expr, c_finish_stmt_expr): New.
+ (c_begin_compound_stmt): Do scope management.
+ (c_end_compound_stmt): New.
+ * fold-const.c (tree_expr_nonnegative_p): Fix BIND_EXPR.
+ * gimplify.c (voidify_wrapper_expr): Accept temporary argument.
+ Look through exception handling constructs.
+ (gimplify_bind_expr): Accept temporary argument.
+ (gimplify_target_expr): Special case BIND_EXPR bodies.
+ (gimplify_expr): Handle fallback == fb_none like a statement.
+ * langhooks-def.h (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Kill.
+ * langhooks.c (lhd_tree_inlining_tree_chain_matters_p): Remove.
+ * langhooks.h (tree_chain_matters_p): Remove.
+ * stub-objc.c (objc_clear_super_receiver): New.
+ * tree-gimple.h (voidify_wrapper_expr): Update decl.
+ (append_to_statement_list, append_to_statement_list_force): Move
+ to tree-iterator.h.
+ * tree-inline.c (expand_call_inline): Update call.
+ (clone_body): Use statement lists.
+ (walk_tree): Don't check tree_chain_matters_p.
+ (copy_tree_r): Likewise.
+ * tree-iterator.c (alloc_stmt_list): Clear lang bits.
+ (tsi_link_before, tsi_link_after): Set TREE_SIDE_EFFECTS properly.
+ * tree-iterator.h (append_to_statement_list,
+ append_to_statement_list_force): Moved from tree-gimple.h.
+ * tree-pretty-print.c (dump_generic_node): Clean up TARGET_EXPR dump.
+ * objc/objc-act.c (build_module_descriptor): Use c_begin_compound_stmt.
+ (objc_enter_block): Likewise.
+ (objc_exit_block): Use c_end_compound_stmt.
+ (objc_build_try_enter_fragment): Add #error and comment for
+ rewriting for OBJCPLUS.
+ (objc_build_extract_fragment, objc_build_try_epilogue,
+ objc_build_catch_stmt, objc_build_finally_prologue,
+ objc_build_finally_epilogue): Update for C statement builders.
+ * objc/objc-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P):
+ Remove.
+
+2004-06-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * df.c (df_reg_clobber_gen): Removed.
+ (df_bb_rd_local_compute, df_insn_refs_record, df_rd_local_compute):
+ Make more effective for hard regs.
+ * ra-build.c (livethrough_conflicts_bb): Check contains_call.
+
+2004-06-15 Alexandre Oliva <aoliva@redhat.com>
+
+ * c-pragma.h (c_lex_string_translate): Change type to int.
+ * c-parse.in: Change all assignments of c_lex_string_translate
+ to true and false to 1 and 0.
+ * c-lex.c (c_lex_string_translate): Likewise.
+ (lex_string): Convert string without translation in the -1
+ case.
+
+2004-06-15 Mark G. Adams <mark.g.adams@sympatico.ca>
+
+ * convert.h: Add include guards
+
+2004-06-15 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-flow-inline.h: Document all functions.
+
+2004-06-15 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-flow-inline.h (stmt_ann): Remove use of is_essa_node.
+ * tree-dfa.c (create_stmt_ann): Ditto.
+ * tree-pretty-print.c (dump_generic_node): Remove E* node handling.
+ * tree-inline.c (estimate_num_insns_1): Ditto.
+ * tree.c (tree_size): Ditto.
+ (make_node_stat): Ditto.
+ (tree_node_structure): Ditto.
+ (ephi_node_elt_check_failed): Remove.
+ (is_essa_node): Ditto.
+ * tree.def (EPHI_NODE): Ditto.
+ (EEXIT_NODE): Ditto.
+ (EUSE_NODE): Ditto.
+ (EKILL_NODE): Ditto.
+ * tree.h (EREF_NODE_CHECK): Remove.
+ (EPHI_NODE_ELT_CHECK): Ditto.
+ (struct tree_eref_common): Ditto.
+ (struct tree_euse_node): Ditto.
+ (struct ephi_arg_d): Ditto.
+ (struct tree_ephi_node): Ditto.
+ (ephi_node_elt_check_failed): Remove prototype.
+ (is_essa_node): Ditto.
+ (enum tree_node_structure_enum): Remove TS_E*_NODE.
+ (union tree_node): Remove E*_NODE uses.
+
+2004-06-15 Jerry Quinn <jlquinn@optonline.net>
+
+ * alias.c (record_set, record_base_value, canon_rtx, get_addr,
+ nonlocal_mentioned_p_1, init_alias_analysis): Use REG_P.
+ * bt-load.c (find_btr_reference, insn_sets_btr_p, note_btr_set):
+ Likewise.
+ * builtins.c (expand_builtin_setjmp, expand_builtin_apply,
+ expand_builtin_mathfn, expand_builtin_strlen, expand_builtin_memcmp,
+ expand_builtin_strcmp, expand_builtin_strncmp,
+ expand_builtin_frame_address): Likewise.
+ * caller-save.c (mark_set_regs, add_stored_regs, mark_referenced_regs,
+ insert_one_insn): Likewise.
+ * calls.c (prepare_call_address, precompute_register_parameters,
+ precompute_arguments, expand_call, emit_library_call_value_1): Likewise.
+ * cfganal.c (flow_active_insn_p): Likewise.
+ * combine.c (set_nonzero_bits_and_sign_copies, can_combine_p,
+ combinable_i3pat, try_combine, find_split_point, COMBINE_RTX_EQUAL_P,
+ subst, combine_simplify_rtx, simplify_if_then_else, simplify_set,
+ make_extraction, recog_for_combine, gen_lowpart_for_combine,
+ simplify_comparison, record_dead_and_set_regs_1,
+ record_dead_and_set_regs, record_promoted_value,
+ check_promoted_subreg, get_last_value_validate, get_last_value,
+ reg_dead_at_p_1, reg_bitfield_target_p, distribute_notes,
+ unmentioned_reg_p_1): Likewise.
+ * conflict.c (mark_reg): Likewise.
+ * cse.c (HASH, COST, COST_IN, approx_reg_cost_1, notreg_cost,
+ mention_regs, insert_regs, lookup, lookup_for_remove, insert,
+ merge_equiv_classes, flush_hash_table, invalidate,
+ remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
+ invalidate_for_call, use_related_value, canon_hash, exp_equiv_p,
+ cse_rtx_varies_p, canon_reg, find_best_addr, fold_rtx, equiv_constant,
+ record_jump_cond, cse_insn, addr_affects_sp_p,
+ invalidate_from_clobbers, cse_process_notes, cse_around_loop,
+ cse_set_around_loop, count_reg_usage, set_live_p, cse_change_cc_mode,
+ cse_cc_succs, cse_condition_code_reg): Likewise.
+ * cselib.c (cselib_reg_set_mode, rtx_equal_for_cselib_p,
+ cselib_lookup, cselib_invalidate_regno, cselib_invalidate_rtx,
+ cselib_record_set, cselib_record_sets): Likewise.
+ * dbxout.c (dbxout_symbol_location, dbxout_parms, dbxout_reg_parms,
+ dbxout_block): Likewise.
+ * df.c (df_ref_record, df_def_record_1, df_uses_record): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * dwarf2out.c (dwarf2out_frame_debug_expr, is_pseudo_reg,
+ is_based_loc, rtl_for_decl_location): Likewise.
+ * emit-rtl.c (set_reg_attrs_for_parm, set_decl_rtl,
+ set_decl_incoming_rtl, mark_user_reg): Likewise.
+ * explow.c (copy_all_regs, copy_all_regs, memory_address, force_reg,
+ copy_to_suggested_reg, allocate_dynamic_stack_space,
+ probe_stack_range, hard_function_value): Likewise.
+ * expmed.c (store_bit_field, store_fixed_bit_field,
+ store_split_bit_field, extract_bit_field, extract_fixed_bit_field,
+ extract_split_bit_field, expand_divmod, emit_store_flag_force):
+ Likewise.
+ * expr.c (convert_move, convert_modes,
+ block_move_libcall_safe_for_call_parm, emit_group_load, use_reg,
+ use_group_regs, emit_move_insn, emit_move_insn_1,
+ compress_float_constant, push_block, emit_single_push_insn,
+ emit_push_insn, get_subtarget, expand_assignment, store_expr,
+ store_constructor, store_field, force_operand, safe_from_p,
+ expand_expr_real_1, expand_increment, do_store_flag, do_tablejump):
+ Likewise.
+ * final.c (profile_function, final_scan_insn, alter_subreg,
+ get_mem_expr_from_op, output_asm_operand_names, output_operand,
+ only_leaf_regs_used, leaf_renumber_regs_insn): Likewise.
+ * flow.c (verify_wide_reg_1, mark_regs_live_at_end,
+ find_regno_partial, propagate_one_insn, init_propagate_block_info,
+ insn_dead_p, libcall_dead_p, mark_set_1, not_reg_cond,
+ attempt_auto_inc, find_auto_inc, mark_used_regs,
+ count_or_remove_death_notes_bb): Likewise.
+ * function.c (find_temp_slot_from_address, update_temp_slot_address,
+ preserve_temp_slots, put_var_into_stack, fixup_var_refs_insn,
+ fixup_var_refs_1, fixup_stack_1, optimize_bit_field, flush_addressof,
+ put_addressof_into_stack, purge_addressof_1, insns_for_mem_walk,
+ purge_single_hard_subreg_set, instantiate_decl,
+ instantiate_virtual_regs_1, aggregate_value_p, assign_parms,
+ promoted_input_arg, setjmp_vars_warning, setjmp_args_warning,
+ setjmp_protect, setjmp_protect_args, fix_lexical_addr,
+ expand_function_start, diddle_return_value, clobber_return_register,
+ expand_function_end, keep_stack_depressed, handle_epilogue_set,
+ update_epilogue_consts): Likewise.
+ * genemit.c (gen_exp, gen_insn): Likewise.
+ * genrecog.c (make_insn_sequence): Likewise.
+ * global.c (global_conflicts, expand_preferences, mark_reg_store,
+ mark_reg_conflicts, set_preference, reg_becomes_live,
+ build_insn_chain, mark_reg_change): Likewise.
+ * haifa_sched.c (CONST_BASED_ADDRESS_P, find_set_reg_weight):
+ Likewise.
+ * ifcvt.c (noce_try_abs, noce_get_condition, noce_process_if_block):
+ Likewise.
+ * integrate.c (copy_rtx_and_substitute, try_constants,
+ subst_constants, mark_stores, allocate_initial_values): Likewise.
+ * jump.c (reversed_comparison_code_parts, delete_prior_computation,
+ delete_computation, rtx_renumbered_equal_p, true_regnum,
+ reg_or_subregno): Likewise.
+ * lcm.c (reg_dies, reg_becomes_live): Likewise.
+ * local-alloc.c (validate_equiv_mem_from_store, validate_equiv_mem,
+ update_equiv_regs, no_equiv, block_alloc, combine_regs, reg_is_set,
+ wipe_dead_reg, no_conflict_p): Likewise.
+ * loop-iv.c (simple_reg_p, simple_set_p, kill_sets,
+ iv_get_reaching_def, iv_analyze_biv, altered_reg_used, mark_altered,
+ simple_rhs_p, simplify_using_assignment, implies_p): Likewise.
+ * loop.c (scan_loop, combine_movables, rtx_equal_for_loop_p,
+ move_movables, note_set_pseudo_multiple_uses, consec_sets_invariant_p,
+ find_single_use_in_loop, count_one_set, loop_bivs_init_find,
+ loop_givs_rescan, check_insn_for_bivs, check_insn_for_givs,
+ valid_initial_value_p, simplify_giv_expr, consec_sets_giv,
+ loop_regs_update, check_dbra_loop, maybe_eliminate_biv,
+ maybe_eliminate_biv_1, record_initial, update_reg_last_use,
+ canonicalize_condition, loop_regs_scan, load_mems, try_copy_prop,
+ try_swap_copy_prop): Likewise.
+ * optabs.c (expand_binop, expand_vector_binop, expand_vector_unop,
+ expand_abs, emit_no_conflict_block, emit_libcall_block, expand_float):
+ Likewise.
+ * postreload.c (reload_cse_simplify, reload_cse_simplify_set,
+ reload_cse_simplify_operands, reload_combine,
+ reload_combine_note_store, reload_combine_note_use,
+ reload_cse_move2add, move2add_note_store): Likewise.
+ * print-rtl.c (print_rtx): Likewise.
+ * ra-build.c (copy_insn_p, remember_move, init_one_web_common,
+ contains_pseudo, handle_asm_insn): Likewise.
+ * ra-debug.c (ra_print_rtx_object, dump_constraints,
+ dump_static_insn_cost): Likewise.
+ * ra-rewrite.c (slots_overlap_p, emit_colors,
+ remove_suspicious_death_notes): Likewise.
+ * recog.c (validate_replace_rtx_1, find_single_use_1, find_single_use,
+ register_operand, scratch_operand, nonmemory_operand,
+ constrain_operands): Likewise.
+ * reg-stack (check_asm_stack_operands, remove_regno_note,
+ emit_swap_insn, swap_rtx_condition, subst_stack_regs_pat,
+ subst_asm_stack_regs): Likewise.
+ * regclass.c (scan_one_insn, record_reg_classes, copy_cost,
+ record_address_regs, reg_scan_mark_refs): Likewise.
+ * regmove.c (discover_flags_reg, replacement_quality,
+ copy_src_to_dest, reg_is_remote_constant_p, regmove_optimize,
+ fixup_match_1): Likewise.
+ * regrename.c (note_sets, clear_dead_regs, build_def_use, kill_value,
+ kill_set_value, copyprop_hardreg_forward_1): Likewise.
+ * reload.c (MATCHES, push_secondary_reload, find_reusable_reload,
+ reload_inner_reg_of_subreg, can_reload_into, push_reload,
+ combine_reloads, find_dummy_reload, hard_reg_set_here_p,
+ operands_match_p, decompose, find_reloads, find_reloads_toplev,
+ find_reloads_address, subst_indexed_address, find_reloads_address_1,
+ find_reloads_subreg_address, find_replacement,
+ refers_to_regno_for_reload_p, reg_overlap_mentioned_for_reload_p,
+ refers_to_mem_for_reload_p, find_equiv_reg, regno_clobbered_p): Likewise.
+ * reload1.c (replace_pseudos_in, reload, calculate_needs_all_insns,
+ find_reg, delete_dead_insn, alter_reg, eliminate_regs,
+ elimination_effects, eliminate_regs_in_insn, scan_paradoxical_subregs,
+ forget_old_reloads_1, reload_reg_free_for_value_p, choose_reload_regs,
+ emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
+ do_output_reload, emit_reload_insns, gen_reload,
+ delete_address_reloads_1, inc_for_reload): Likewise.
+ * reorg.c (update_reg_dead_notes, fix_reg_dead_note,
+ update_reg_unused_notes, fill_slots_from_thread): Likewise.
+ * resource.c (update_live_status, mark_referenced_resources,
+ mark_set_resources, mark_target_live_regs): Likewise.
+ * rtlanal.c (nonzero_address_p, get_jump_table_offset,
+ global_reg_mentioned_p_1, reg_mentioned_p, reg_referenced_p,
+ reg_set_p, set_noop_p, find_last_value, refers_to_regno_p,
+ note_stores, dead_or_set_p, dead_or_set_regno_p, find_regno_note,
+ find_reg_fusage, find_regno_fusage, replace_regs, regno_use_in,
+ parms_set, find_first_parameter_load, keep_with_call_p,
+ hoist_test_store, hoist_update_store, address_cost, nonzero_bits1,
+ num_sign_bit_copies1): Likewise.
+ * rtlhooks.c (gen_lowpart_general): Likewise.
+ * sched-deps.c (deps_may_trap_p, sched_analyze_1, sched_analyze_insn,
+ sched_analyze): Likewise.
+ * sched-rgn.c (check_live_1, update_live_1, sets_likely_spilled_1):
+ Likewise.
+ * sdbout.c (sdbout_symbol, sdbout_parms, sdbout_reg_parms): Likewise.
+ * simplify-rtx.c (simplify_replace_rtx, simplify_unary_operation,
+ simplify_binary_operation, simplify_const_relational_operation,
+ simplify_subreg): Likewise.
+ * stmt.c (decl_conflicts_with_clobbers_p, expand_asm_operands,
+ expand_end_stmt_expr, expand_return, expand_decl,
+ expand_anon_union_decl): Likewise.
+ * unroll.c (precondition_loop_p, calculate_giv_inc, copy_loop_body,
+ find_splittable_regs, find_splittable_givs, find_common_reg_term,
+ loop_iterations): Likewise.
+ * var-tracking.c (variable_union, variable_part_different_p,
+ variable_different_p, count_uses, add_uses, add_stores,
+ compute_bb_dataflow, set_variable_part, delete_variable_part,
+ emit_notes_in_bb, vt_get_decl_and_offset, vt_add_function_parameters):
+ Likewise.
+ * varasm.c (assemble_variable): Likewise.
+
+2004-06-15 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
+ definition.
+ * config/mips/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
+ #undef and #if 0'd definition.
+
+2004-06-15 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * combine.c (distribute_notes): Comment typo fix.
+
+2004-06-15 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (synth_mult): Mask bits of the multiplier to the
+ machine mode of the multiplication. Don't consider shifts
+ by more than (or equal to) the width of the operation's mode.
+
+2004-06-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/install.texi: Yet another update for autoconf
+ and automake versions.
+
+2004-06-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * function.h (struct function): Remove cannot_inline field.
+ (current_function_cannot_inline): Remove.
+ * passes.c (rest_of_compilation): Reset DECL_DEFER_OUTPUT.
+ Simplify conditionals to ignore warn_return_type.
+ * tree-optimize.c (tree_rest_of_compilation): Do not reset
+ DECL_DEFER_OUTPUT.
+ * objc/objc-act.c (build_module_descriptor, finish_method_def):
+ Do not set current_function_cannot_inline.
+
+2004-06-15 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * cfglayout.c (fixup_reorder_chain): Handle case where the
+ destination of E_TAKEN is EXIT_BLOCK_PTR.
+
+2004-06-15 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-copy.c (cprop_into_successor_phis): Fix typo.
+
+2004-06-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * fold-const.c (operand_equal_p): Update comment.
+
+2004-06-15 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (RETURN_ADDR_RTX): Define.
+ (INCOMING_RETURN_ADDR_RTX): Define.
+ * config/m32r/m32r-protos.h (m32r_return_addr): Added.
+ * config/m32r/m32r.c (m32r_exppand_prologue): Changed for
+ __builtin_return_address(0).
+ (m32r_return_addr): Added for __builtin_return_address(0).
+ (m32r_reload_lr): Ditto.
+
+ * longlong.h: Fix macros for m32r add_ssaaaa and sub_ddmmss.
+
+2004-06-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/install.texi (Prerequisites): Update libbanshee,
+ fastjar, libcpp, libjava/libltdl entries to
+ automake 1.8.5.
+
+2004-06-15 Eric Botcazou <ebotcazou@act-europe.fr>
+ Olivier Hainque <hainque@act-europe.fr>
+
+ * function.c (fixup_var_refs): Also adjust the start of sequence
+ after fixing up the insns.
+
+2004-06-15 Giovanni Bajo <giovannibajo@gcc.gnu.org>
+
+ * gccbug.in: Update optimization -> tree-optimization/rtl-optimization.
+
+2004-06-14 Benjamin Kosnik <bkoz@redhat.com>
+
+ * doc/install.texi (Prerequisites): Update libstdc++ entry to
+ automake 1.8.5.
+
+2004-06-14 Eric Christopher <echristo@redhat.com>
+
+ * config/s390/s390.h (TARGET_SWITCHES): Change -mtpf (-mno-tpf)
+ to -mtpf-trace (-mno-tpf-trace).
+ * doc/invoke.texi (S/390 and zSeries Options): Add tpf option
+ documentation.
+
+2004-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * real.c: Fix bit count in head comment.
+
+2004-06-14 Jeff Law <law@redhat.com>
+
+ * tree-ssa.c (kill_redundant_phi_nodes): More correctly handle
+ PHIs where the destination or an argument is marked with
+ SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
+
+2004-06-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/15945
+ * simplify-rtx.c (simplify_binary_operation): Don't optimize out
+ Inf + -Inf, Inf - Inf, Inf / Inf and 0 * Inf if flag_trapping_math.
+
+2004-06-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * opts.sh (var_args): Fix regexp.
+
+2004-06-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/15178
+ * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
+
+2004-06-14 Paul Brook <paul@codesourcery.com>
+
+ * dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries.
+
+2004-06-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (FLAGS_H): New.
+ (flags.h): Replace by FLAGS_H.
+ * c.opt: Document Var, VarExists, Init and Report attributes.
+ * common.opt: Fill the values of the attributes.
+ * diagnostic.c (flag_fatal_errors): Do not define.
+ * except.c (flag_non_call_exceptions): Do not define.
+ * flags.h: Include options.h. Remove declarations conflicting with
+ the automatically defined ones.
+ * opts.c: Remove automatically defined variables.
+ (handle_option): Perform default initialization.
+ (common_handle_option): Do not handle options covered by the
+ default initialization.
+ * opts.h (struct cl_option): Add flag_var, has_set_value and set_value
+ fields.
+ (CL_REPORT): New.
+ * opts.sh: Generate variable declarations, handle CL_REPORT.
+ * toplev.c: Remove automatically defined variables.
+ (f_options): Removed.
+ (print_switch_values): Use cl_options instead of f_options.
+ * toplev.h (version_flag): Declaration removed.
+
+2004-06-14 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/sparc/sparc.h: Correct comment about availability of
+ little endian option.
+
+ * config.gcc: Remove sparc64-*-aout*.
+ * config/sparc/sparc.c (sparc_aout_select_rtx_section): Remove.
+ * config/sparc/sp64-aout.h: Remove.
+ * config/sparc/aout.h: Remove.
+
+2004-06-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c: Include "tree-gimple.h".
+ (s390_gimplify_va_arg): New function.
+ (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+ (s390_va_arg): Remove.
+ * config/s390/s390-protos.h (s390_va_arg): Remove.
+ * config/s390/s390.h (EXPAND_BUILTIN_VA_ARG): Call abort ().
+
+2004-06-14 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * basic-block.h (could_fall_through): Declare.
+ * cfganal.c (can_fallthru): Succeed if the target is EXIT_BLOCK_PTR.
+ Fail if the source already has a fallthrough edge to the exit
+ block pointer.
+ (could_fall_through): New function.
+ * cfgbuild.c (make_edges): Check if we already have a fallthrough
+ edge to the exit block pointer.
+ * cfglayout.c (fixup_fallthru_exit_predecessor): Check that it is
+ not called before reload has completed.
+ Handle special case of first block having a fall-through exit edge.
+ (cfg_layout_finalize): Don't call it before reload or if we have
+ rtl epilogues.
+ (fixup_reorder_chain): A fall through to the exit block does not
+ require the block to come last. Add sanity checks.
+ * cfgrtl.c (rtl_split_edge): Add special handling of fall through
+ edges to the exit block.
+ * function.c (cfglayout.h): #include.
+ (thread_prologue_and_epilogue_insns): If we have neither return nor
+ epilogue, but a fall through to the exit block from mid-function,
+ force a non-fall-through exit.
+ * Makefile.in (function.o): Depend on CFGLAYOUT_H.
+
+2004-06-14 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.h (ASM_CPU_SPEC): Handle -mpowerpc64 and -mcpu
+ for power5 and rs64a. Correct condition for default. Correct power3,
+ 620, 630, 7400, 7450, G4, 970 and G5 -mcpu entries. Add -many.
+
+2004-06-13 Steven Bosscher <stevenb@suse.de>
+
+ * gcse.c (hash_scan_set, hash_scan_insn, mark_set, mark_oprs_set):
+ Revert previous change, don't use CALL_P.
+
+2004-06-13 Jason Merrill <jason@redhat.com>
+
+ * tree.h: Move std_gimplify_va_arg_expr protoype here.
+ * tree-gimple.h: From here.
+
+2004-06-13 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/15979
+ Fix PR tree-optimization/15981
+ * tree-ssa-pre.c (insert_aux): Fix faulty logic so that we don't
+ try to insert values undefined along some path.
+
+2004-06-13 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (add_to_value): is_gimple_min_invariant things
+ are available everywhere too.
+
+2004-06-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * fold-const.c (fold_checksum_tree <case 't'>): Only
+ look at TREE_VALUES if the EXPR is an ENUMERAL_TYPE.
+ Only look at TYPE_MIN_VALUE and TYPE_MAX_VALUE if
+ EXPR is an INTEGERAL_TYPE or a scalar float type.
+
+2004-06-13 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-sra.c (tree_sra): Update documentation.
+
+2004-06-13 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (comptypes, tagged_types_tu_compatible_p,
+ function_types_compatible_p, type_lists_compatible_p): Remove
+ flags parameter.
+ * c-tree.h (comptypes): Likewise.
+ (COMPARE_STRICT): Remove.
+ * c-decl.c, c-lang.c, c-parse.in, c-typeck.c, objc/objc-act.c: All
+ callers changed.
+
+2004-06-13 Eric Christopher <echristo@redhat.com>
+
+ * c-decl.c (diagnose_mismatched_decls): Improve error message.
+ Remove unused code.
+ * c-typeck.c (comptypes): Add location in standard we're checking.
+
+2004-06-13 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/libgcc-std.ver: Add __unorddf2 and __unordsf2 with
+ version 3.3.4.
+
+2004-06-12 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (shift_cost, shiftadd_cost, shiftsub_cost): Additionally
+ index by machine mode.
+ (init_expmed): Initialize shift_cost, shiftadd_cost and shiftsub_cost
+ tables inside the loop over machine modes.
+ (synth_mult, expand_mult_highpart_optab, expand_mult_highpart,
+ expand_divmod): Index shift*_cost by the appropriate machine mode.
+
+2004-06-12 Eric Christopher <echristo@redhat.com>
+
+ * config/s390/s390.h: Rename TARGET_TPF to TARGET_TPF_PROFILING.
+ * config/s390/s390.md: Ditto.
+ * config/s390/s390.c: Ditto.
+ (s390_frame_info): Conditionalize frame and setup info on
+ TARGET_TPF_PROFILING.
+ (s390_arg_frame_offset): Ditto.
+
+2004-06-12 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (omit_two_operands): New function.
+ * tree.h (omit_two_operands): Prototype here.
+ * builtins.c (fold_builtin_unordered_cmp): New function to lower
+ C99 unordered comparison builtins to the appropriate tree nodes.
+ (fold_builtin_1): Use fold_builtin_unordered_cmp to lower
+ BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
+ BUILT_IN_ISLESSEQUAL and BUILT_IN_ISLESSGREATER. Manually lower
+ BUILT_IN_ISUNORDERED comparisons to an UNORDERED_EXPR tree node.
+ (simplify_builtin_memcmp, simplify_builtin_strncmp,
+ simplify_builtin_strncat, simplify_builtin_strspn): Use the new
+ omit_two_operands function to build the required COMPOUND_EXPRs.
+
+2004-06-12 Steven Bosscher <stevenb@suse.de>,
+ Andreas Jaeger <aj@suse.de>
+
+ * gcse.c (record_set_info): Use predicates like REG_P.
+ (mems_conflict_for_gcse_p): Likewise.
+ (load_killed_in_block_p): Likewise.
+ (hash_expr_1): Likewise.
+ (insert_set_in_table): Likewise.
+ (gcse_constant_p): Likewise.
+ (hash_scan_set): Likewise.
+ (hash_scan_insn): Likewise.
+ (canon_list_insert): Likewise.
+ (record_last_mem_set_info): Likewise.
+ (record_last_set_info): Likewise.
+ (compute_hash_table_work): Likewise.
+ (mark_set): Likewise.
+ (mark_clobber): Likewise.
+ (mark_oprs_set): Likewise.
+ (compute_transp): Likewise.
+ (find_avail_set): Likewise.
+ (cprop_insn): Likewise.
+ (do_local_cprop): Likewise.
+ (cprop): Likewise.
+ (find_implicit_sets): Likewise.
+ (find_bypass_set): Likewise.
+ (bypass_conditional_jumps): Likewise.
+ (insert_insn_end_bb): Likewise.
+ (pre_insert_copy_insn): Likewise.
+ (compute_transpout): Likewise.
+ (next_ls_expr): Likewise.
+ (invalidate_any_buried_refs): Likewise.
+ (compute_ld_motion_mems): Likewise.
+ (reg_set_info): Likewise.
+ (reg_clear_last_set): Likewise.
+ (find_moveable_store): Likewise.
+ (compute_store_table): Likewise.
+ (find_loads): Likewise.
+ (store_killed_in_insn): Likewise.
+ (insert_insn_start_bb): Likewise.
+ (reg_set_between_after_reload_p): Likewise.
+ (reg_used_between_after_reload_p): Likewise.
+ (is_jump_table_basic_block): Likewise.
+ (gcse_after_reload): Likewise.
+ (hash_scan_set_after_reload): Likewise.
+ (compute_hash_table_after_reload): Likewise.
+
+2004-06-12 Steven Bosscher <stevenb@suse.de>
+
+ * rtl.h (MEM_P, NONJUMP_INSN_P, CALL_INSN_P): New predicates.
+ (INSN_P): Don't look at the rtx code class, just explicitly
+ check for one of the tree RTX_INSN codes.
+
+2004-06-11 Zack Weinberg <zack@codesourcery.com>
+
+ * c-typeck.c (default_function_array_conversion): Use
+ build_pointer_type not TYPE_POINTER_TO.
+
+2004-06-11 Zack Weinberg <zack@codesourcery.com>
+
+ * configure.ac: Don't invoke ACX_HEADER_STDBOOL.
+ * configure, config.in: Regenerate.
+ * system.h: Unconditionally define bool as unsigned char,
+ BOOL_BITFIELD as unsigned int.
+ * domwalk.h: Use BOOL_BITFIELD.
+
+2004-06-12 Andreas Jaeger <aj@suse.de>
+
+ * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4.
+ * libgcc-darwin.ver: Likewise.
+
+2004-06-12 Peter Jakubek <peter@laseranimation.com>
+
+ * reload.c (find_reloads): Force reload for pseudo registers on big
+ endian machines.
+
+2004-06-11 Steven Bosscher <stevenb@suse.de>
+
+ * tree-ssa-dce.c (mark_control_dependent_edges_necessary):
+ Don't try to mark anything control dependent on the entry or
+ exit blocks.
+
+2004-06-11 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix Bug 15899
+ Fix Bug 15460
+ * tree.h (SSA_NAME_VALUE): New macro.
+ (struct tree_ssa_name): Add value_handle member.
+ * tree-ssa-pre.c: Replaced.
+ * tree-flow.h (tree_ann_type): Add CST_ANN, EXPR_ANN.
+ (struct cst_ann_d): New.
+ (struct expr_ann_d): New.
+ (union tree_ann_d): Add cst_ann, expr_ann.
+ * tree-dfa.c (create_cst_ann): New function.
+ (create_expr_ann): Ditto.
+ * tree-flow-inline.h (cst_ann): New function.
+ (expr_ann): Ditto.
+ (get_cst_ann): Ditto.
+ (get_expr_ann): Ditto..
+
+2004-06-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_hpux_init_libfunc): Add support for unord_optab.
+ * pa/quadlib.c (enum qfcmp_magic): Define magic values for call to
+ _U_Qfcmp library function.
+ (_U_Qfltgt, _U_Qfunle, _U_Qfunlt, _U_Qfunge, _U_Qfungt, _U_Qfuneq,
+ _U_Qfunord, _U_Qford): Add more TFmode builtin compare functions.
+
+ * pa.c (legitimize_pic_address): Use UNSPEC_DLTIND14R to identify
+ unspec used for loading address from DLT.
+ * pa.md: Define constants for the uses of UNSPEC and UNSPEC_VOLATILE.
+ Change all users of UNSPEC and UNSPEC_VOLATILE to use new constants.
+ Don't use short code sequence when loading the address of a nonlocal
+ label.
+ (nonlocal_goto): New expander.
+ (indirect_goto): New jump pattern for nonlocal gotos.
+ (short_jump): Remove extra whitespace.
+ (builtin_longjmp): Clobber memory and hard frame pointer. Restore
+ frame pointer via virtual_stack_vars_rtx when we have a nonlocal goto
+ pattern.
+
+2004-06-11 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (synth_mult): Add an additional MODE argument for the
+ machine mode of the multiplication. Update recursive calls. Use
+ mode instead of word_mode for determining operation costs.
+ (choose_mult_variant): Update calls to synth_mult with "mode".
+
+2004-06-11 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-operands.c (get_stmt_operands): Clear makes_aliased_loads
+ and makes_aliased_stores.
+
+2004-06-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * doc/install.text (--enable-shared): Fix typo.
+
+2004-06-11 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Remove post_p
+ argument. Use internal post for call to gimplify_expr. Tidy
+ rounded type size computation.
+ (alpha_gimplify_va_arg): Use get_formal_tmp_var and
+ get_initialized_tmp_var.
+
+2004-06-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * doc/install.texi (--enable-shared): Update libobjc's shared library
+ status. Remove reference to libf2c.
+
+2004-06-11 Jason Merrill <jason@redhat.com>
+
+ * config/i386/i386.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+ * config/i386/i386.c (ix86_va_arg): Remove.
+ * config/rs6000/rs6000.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+ * config/rs6000/rs6000.c (rs6000_va_arg): Remove.
+ * config/alpha/alpha.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+ * config/alpha/alpha.c (alpha_va_arg): Remove.
+ * config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+ * config/sparc/sparc.c (sparc_va_arg): Remove.
+
+ * tree-ssa-operands.c (get_stmt_operands): Use a V_MAY_DEF if the
+ assignment might throw.
+ * tree-eh.c (tree_could_throw_p): Support non-call exceptions in
+ expressions.
+
+2004-06-11 J"orn Rennecke <joern.rennecke@superh.com>
+
+ PR 15886:
+ * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx.
+
+2004-06-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/install.texi (Prerequisites): Update documentation of
+ required versions of autoconf and automake. Remove mention of
+ libf2c.
+
+2004-06-11 Jason Merrill <jason@redhat.com>
+
+ * config/sparc/sparc.c (sparc_gimplify_va_arg): New fn.
+ (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+
+2004-06-11 Jerry Quinn <jlquinn@optonline.net>
+
+ * typeclass.h: Add GPL plus exception license. Add include
+ guard.
+
+2004-06-10 Jason Merrill <jason@redhat.com>
+
+ * gimplify.c (gimplify_modify_expr): Don't force a temporary
+ of an aggregate_value_p type.
+
+2004-06-10 Jeff Law <law@redhat.com>
+
+ * fold-const.c (fold_inf_compare): Avoid creating non-gimple
+ code when we are in gimple form.
+
+2004-06-10 Diego Novillo <dnovillo@redhat.com>
+
+ * Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H.
+ * tree-flow.h (ssa_names, num_ssa_names, ssa_name): Declare.
+ (highest_ssa_version): Remove.
+ * tree-outof-ssa.c (new_temp_expr_table): Replace
+ highest_ssa_version with num_ssa_names.
+ (dump_replaceable_exprs): Likewise.
+ (rewrite_vars_out_of_ssa): Likewise.
+ * tree-ssa-ccp.c (initialize): Likewise
+ * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
+ * tree-ssa-dce.c (tree_dce_init): Likewise.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
+ * tree-ssa-live.c (create_ssa_var_map): Likewise.
+ (dump_var_map): Likewise.
+ * tree-ssa.c (verify_ssa): Likewise.
+ (kill_redundant_phi_nodes): Likewise.
+ Do not build a local array of SSA_NAMEs. Use the ssa_names table.
+ * tree-ssanames.c: Include tree-flow.h
+ (ssa_names): New varray.
+ (init_ssa_names): Initialize ssa_names.
+ Reserve the first slot of the ssa_names table.
+ (make_ssa_name): Push the newly created SSA_NAME into ssa_names.
+ Assign version numbers using num_ssa_names.
+
+2004-06-10 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/sourcebuild.texi (Front End): Add details of more
+ installation documentation required.
+
+2004-06-10 Brian Booth <bbooth@redhat.com>
+
+ * doc/tree-ssa.texi: Remove references to VDEF and add descriptions
+ of V_MAY_DEF and V_MUST_DEF.
+ * tree-dfa.c (dfa_stats_d): Add num_v_must_defs and rename
+ num_vdefs to num_v_may_defs.
+ (compute_immediate_uses_for_stmt): Rename occurences of vdef
+ to v_may_def.
+ (redirect_immediate_uses): Ditto.
+ (dump_dfa_stats): Ditto. Also added code to dump num_v_must_defs.
+ (collect_dfa_stats_r): Rename occurences of vdef to v_may_def.
+ Also add code to sum up the number of v_must_defs.
+ (vdefs_disappeared_p): Replace with...
+ (v_may_defs_disappeared_p): This.
+ (v_must_defs_disappeared_p): New function.
+ (mark_new_vars_to_rename): Rename occurences of vdef to v_may_def.
+ Also add code to mark new variables found in V_MUST_DEFs for
+ renameing.
+ * tree-flow.h (stmt_ann_d): Add v_must_def_ops and replace
+ vdef_ops to v_may_def_ops.
+ (get_vdef_ops): Replace with...
+ (get_v_may_def_ops): This.
+ * tree-flow-inline.h (get_vdef_ops): Replace with...
+ (get_v_may_def_ops): This.
+ (get_v_must_def_ops): New function.
+ (get_vdef_result_ptr): Replace with...
+ (get_v_may_def_result_ptr): This.
+ (get_vdef_op_ptr): Ditto with...
+ (get_v_may_def_op_ptr); This.
+ (get_v_must_def_op_ptr): New function.
+ * tree-into-ssa.c (mark_def_sites): Rename occurences of vdef
+ to v_may_def. Also add code to mark statements with
+ V_MUST_DEFs as definition sites.
+ (rewrite_stmt): Rename occurences of vdef to v_may_def. Also
+ add code to register new V_MUST_DEFs made by the statement.
+ * tree-outof-ssa.c (VIRTUAL_PARTITION): Update comments.
+ (check_replaceable): Rename occurences of vdef to v_may_def. Also
+ add check for V_MUST_DEFs.
+ (find_replaceable_in_bb): Ditto.
+ * tree-pretty-print.c (dump_vops): Rename occurences of vdef
+ to v_may_def. Also add code to dump V_MUST_DEFs.
+ * tree-sra.c (mark_all_vdefs): Replace with...
+ (mark_all_v_may_defs): This.
+ (mark_all_v_must_defs): New function.
+ (create_scalar_copies): Replace call to mark_all_vdefs with
+ calls to mark_all_v_may_defs and mark_all_v_must_defs.
+ (scalarize_structures): Rename occurences of vdef to v_may_def.
+ Also add a check for V_MUST_DEFs.
+ (scalarize_modify_expr): Rename occurences of vdef to v_may_def.
+ * tree-ssa-alias.c (global_var): Update comment.
+ (compute_may_aliases): Ditto.
+ (compute_points_to_and_addr_escape): Rename occurences of vdef
+ to v_may_def. Also add code to mark variables in V_MUST_DEF
+ operands as being written to.
+ (group_aliases): Update comment.
+ (maybe_create_global_var): Ditto.
+ * tree-ssa.c (verify_ssa): Rename occurences of vdef to v_may_def.
+ Also add a check for V_MUST_DEFs on GIMPLE registers.
+ (replace_immediate_uses): Rename occurences of vdef to v_may_def.
+ * tree-ssa-ccp.c (visit_stmt): Rename occurences of vdef
+ to v_may_def. Also add code to mark all V_MUST_DEF operands
+ VARYING.
+ (initialize): Ditto.
+ (set_rhs): Rename occurences of vdef to v_may_def. Also add
+ code to update SSA_NAMEs in V_MUST_DEFs.
+ * tree-ssa-copy.c (cprop_into_stmt): Rename occurences of vdef
+ to v_may_def.
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Rename
+ occurences of vdef to v_may_def. Also add code to mark statements
+ with V_MUST_DEFs as necessary.
+ (propagate_necessity): Rename occurences of vdef to v_may_def.
+ * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Rename
+ occurences of vdef to v_may_def. Also add code to mark operands
+ in V_MUST_DEFs for renaming.
+ (eliminate_redundant_computations): Rename occurences of vdef
+ to v_may_def.
+ (record_equivalences_from_stmt): Rename occurences of vdef
+ to v_may_def. Also add code to record VUSEs for V_MUST_DEFs.
+ (optimize_stmt): Remove unnesessary variable vdefs. Update
+ comment.
+ (register_definitions_for_stmt): Rename occurences of vdef
+ to v_may_def. Also add code to register definitions made with
+ V_MUST_DEFs.
+ * tree-ssa-dse.c (fix_stmt_vdefs): Replace with...
+ (fix_stmt_v_may_defs): This.
+ (fix_phi_uses): Rename occurences of vdef to v_may_def.
+ (dse_optimize_stmt): Ditto.
+ * tree-ssa-live.c (create_ssa_var_map): Rename occurences of vdef
+ to v_may_def. Also add code to mark V_MUST_DEF operands as being
+ used in virtual operators.
+ * tree-ssa-loop.c (mark_defs_for_rewrite): Rename occurences of
+ vdef to v_may_def. Also add code to mark V_MUST_DEF operands for
+ renaming.
+ * tree-ssa-operands.c (opf_kill_def): New flag for killing
+ definitions.
+ (build_vdefs): Renamed to...
+ (build_v_may_defs): This.
+ (build_v_must_defs): New variable.
+ (voperands_d): Add v_must_def_ops and replace vdef_ops with
+ v_may_def_ops.
+ (append_vdef): Replace with...
+ (append_v_may_def): This.
+ (append_v_must_def): New function.
+ (NUM_FREE): Increment for V_MUST_DEF
+ (optype_freelist): Increment its size for V_MUST_DEF
+ (allocate_vdef_optype): Replace with...
+ (allocate_v_may_def_optype): This.
+ (allocate_v_must_def_optype): New function.
+ (free_vdefs): Replace with...
+ (free_v_may_defs): This.
+ (free_v_must_defs): New function.
+ (remove_vdefs): Replace with...
+ (remove_v_may_defs): This.
+ (remove_v_must_defs): New function.
+ (init_ssa_operands): Rename occurences of vdef to v_may_def. Also
+ add code to initialize build_v_must_defs.
+ (finalize_ssa_vdefs): Replace with...
+ (finalize_ssa_v_may_defs): This.
+ (finalize_ssa_vuses): Rename occurences of vdef to v_may_def.
+ (finalize_ssa_v_must_defs): New function.
+ (finalize_ssa_stmt_operands): Replace call to finalize_ssa_vdefs
+ with calls to finalize_ssa_v_may_defs and finalize_ssa_v_must_defs.
+ (verify_start_operands): Rename occurences of vdef to v_may_def.
+ Also add check for build_v_must_defs.
+ (get_stmt_operands): Rename occurences of vdef to v_may_def.
+ Also add code to handle V_MUST_DEFs and to use opf_kill_def for
+ killing definitions.
+ (get_expr_operands): Update comment and use opf_kill_def for
+ killing definitions.
+ (add_stmt_operand): Replace code that appends VDEFs with code
+ that appends V_MUST_DEFs when opf_kill_def is set and V_MAY_DEFs
+ otherwise.
+ (add_call_clobber_ops): Update comments.
+ * tree-ssa-operands.h (vdef_optype_d): Replace with...
+ (v_may_def_optype_d): This.
+ (v_must_def_optype_d): New structure.
+ (VDEF_OPS): Replace with...
+ (V_MAY_DEF_OPS): This.
+ (STMT_VDEF_OPS): Same with...
+ (STMT_V_MAY_DEF_OPS): This.
+ (NUM_VDEFS): And...
+ (NUM_V_MAY_DEFS): This.
+ (VDEF_RESULT_PTR): As well as...
+ (V_MAY_DEF_RESULT_PTR): This.
+ (VDEF_RESULT): Same goes for...
+ (V_MAY_DEF_RESULT): This.
+ (VDEF_OP_PTR): And...
+ (V_MAY_DEF_OP_PTR): This.
+ (VDEF_OP): And...
+ (V_MAY_DEF_OP): This.
+ (V_MUST_DEF_OPS): New macro.
+ (STMT_V_MUST_DEF_OPS): Ditto.
+ (NUM_V_MUST_DEFS): Ditto.
+ (V_MUST_DEF_OP_PTR): Ditto.
+ (V_MUST_DEF_OP): Ditto.
+ (remove_vdefs): Replace signature with...
+ (remove_v_may_defs): This.
+ (remove_v_must_defs): New function signature.
+ * tree-ssa-pre.c (subst_phis): Replace call to remove_vdefs
+ with calls to remove_v_may_defs and remove_v_must_defs.
+ (process_left_occs_and_kills): Rename occurences of vdef to v_may_def.
+ Also add code that marks left occurences of operands in V_MUST_DEFs.
+ * tree-tailcall.c (find_tail_calls): Rename occurences of vdef
+ to v_may_def. Also add check for V_MUST_DEFs.
+ (eliminate_tail_call):Rename occurences of vdef to v_may_def.
+
+2004-06-10 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/15653
+ * haifa-sched.c (schedule_block): Finish cycle after issuing asm
+ insn.
+
+2004-06-10 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR web/15263
+ * doc/install.texi: Remove superfluous linebreak.
+
+2004-06-10 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin): Fall back to library function call for
+ conj, conjf, conjl, creal, crealf, creall, cimag, cimagf and cimagl.
+ (fold_builtin_1): Lower built-ins BUILT_IN_CONJ{,F,L} to CONJ_EXPR,
+ BUILT_IN_CREAL{,F,L} to REALPART_EXPR, and BUILT_IN_CIMAG{,F,L} to
+ IMAGPART_EXPR respectively.
+
+2004-06-10 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (dump_table): New argument start. Changed caller.
+ (fixup_mova): New function.
+ (find_barrier): Use it.
+ (sh_reorg): Likewise. Check for CODE_FOR_casesi_worker_2.
+ If the label a mova refers to is above the mova itself, change
+ the mova into a load.
+ * sh.md (*casesi_worker): Rename to:
+ (casesi_worker_1).
+ (casesi_worker_2): New insn.
+
+2004-06-10 Jason Merrill <jason@redhat.com>
+
+ * target.h (struct gcc_target): Change gimplify_va_arg_expr
+ hook signature.
+ * tree-gimple.h: Adjust.
+ * config/alpha/alpha.c (alpha_gimplify_va_arg): Adjust.
+ * config/i386/i386.c (ix86_gimplify_va_arg): Adjust.
+ Use fold_convert.
+ * config/ia64/ia64.c (ia64_gimplify_va_arg): Adjust.
+ * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust.
+ Use COMPLEX_EXPR for complex numbers. Use fold_convert.
+ * builtins.c (std_gimplify_va_arg_expr): Adjust. Use fold_convert.
+ (gimplify_va_arg_expr): Return GS_ERROR in error case.
+ Gimplify valist rather than calling stabilize_va_list.
+
+2004-06-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (df.o): Remove fibheap dependency.
+ * df.h: Do not include sbitmap.h.
+ (struct ref): New field "data".
+ (DF_REF_DATA): New accessor macro.
+ (struct df): Field "dom" removed.
+ (df_analyze_subcfg): New function.
+ (transfer_function_sbitmap, transfer_function_bitmap): Replaced by ...
+ (transfer_function): ... new type.
+ (iterative_dataflow_sbitmap, iterative_dataflow_bitmap): Replaced by ...
+ (iterative_dataflow): ... new function.
+ (enum set_representation, struct dataflow): New.
+ * df.c: Do not include fibheap.h.
+
+ (df_reg_def_chain_clean, df_reg_use_chain_clean,
+ (df_bb_table_realloc, df_analyse_subcfg, free_reg_ref_chain,
+ prune_to_subcfg, df_bb_modify): New functions.
+ (df_bitmaps_alloc, df_reg_def_chain_create, df_reg_use_chain_create,
+ df_refs_update, df_reg_table_realloc, df_ref_create,
+ df_bb_reg_def_chain_create, df_bb_reg_use_chain_create,
+ df_bb_rd_local_compute, df_bb_ru_local_compute, df_bb_lr_local_compute,
+ df_analyse_1, df_insn_modify): Support analysing only a part of the cfg.
+
+ (dataflow_set_a_op_b, dataflow_set_copy): New functions.
+ (df_rd_transfer_function, df_ru_transfer_function,
+ df_lr_transfer_function): Type of bitmaps changed to void *.
+ (hybrid_search_bitmap, hybrid_search_sbitmap): Merge into ...
+ (hybrid_search): ... new function.
+ (iterative_dataflow_bitmap, iterative_dataflow_sbitmap): Merge into ...
+ (iterative_dataflow): ... new function. Avoid use of fibheaps for
+ a worklist. Do not process basic blocks unnecessarily.
+
+2004-06-10 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_abs_const): Make extern.
+ * tree.h (fold_abs_const): Prototype here.
+ * builtins.c (fold_builtin_fabs): New function to transform
+ fabs, fabsf and fabsl builtins into ABS_EXPR tree nodes.
+ (fold_builtin_abs): New function to transform abs, labs, llabs
+ and imaxabs builtins into ABS_EXPR tree nodes.
+ (expand_builtin): Fall back to a function call for abs, labs,
+ llabs and imaxabs builtins that survive constant folding.
+ (fold_builtin_1): Call fold_builtin_fabs for FABS, FABSF and
+ FABSL, and fold_builtin_abs for ABS, LABS, LLABS and IMAXABS.
+
+2004-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ * config/ia64/unwind-ia64.c (uw_frame_state_for): Don't assume a
+ leaf function without unwind info at RP 0.
+
+2004-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/14791
+ * tree.h (enum tree_index): Add TI_FILEPTR_TYPE.
+ (fileptr_type_node): Define.
+ * tree.c (build_common_tree_nodes_2): Initialize
+ fileptr_type_node to ptr_type_node.
+ * c-common.c (c_common_nodes_and_builtins): For C++, make
+ fileptr_type_node a distinct type copy.
+ * builtin-types.def (BT_FILEPTR, BT_FN_INT_CONST_STRING_FILEPTR,
+ BT_FN_INT_INT_FILEPTR, BT_FN_INT_FILEPTR_CONST_STRING_VALIST_ARG,
+ BT_FN_SIZE_CONST_PTR_SIZE_SIZE_FILEPTR,
+ BT_FN_INT_FILEPTR_CONST_STRING_VAR): Add.
+ (BT_FN_INT_CONST_STRING_PTR, BT_FN_INT_INT_PTR,
+ BT_FN_SIZE_CONST_PTR_SIZE_SIZE_PTR, BT_FN_INT_PTR_CONST_STRING_VAR,
+ BT_FN_INT_PTR_CONST_STRING_VALIST_ARG): Remove.
+ * builtins.def (BUILT_IN_FPRINTF, BUILT_IN_FPRINTF_UNLOCKED,
+ BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS,
+ BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FSCANF, BUILT_IN_FWRITE,
+ BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_VFPRINTF, BUILT_IN_VFSCANF): Use
+ the above *FILEPTR* types instead of *PTR*.
+
+2004-06-09 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores
+ match.
+
+2004-06-09 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_not_const): New function.
+ (fold) <ABS_EXPR>: Don't bother testing wins.
+ (fold) <BIT_NOT_EXPR>: Call fold_not_const.
+ (nondestructive_fold_unary_to_constant) <BIT_NOT_EXPR>: Likewise.
+
+2004-06-09 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/15228
+ * function.c (assign_parms): Always set_mem_align with the computed
+ FUNCTION_ARG_BOUNDARY. Don't clear stack_parm if !STRICT_ALIGNMENT.
+
+2004-06-09 Richard Henderson <rth@redhat.com>
+
+ PR opt/15108
+ * tree-tailcall.c (find_tail_calls): Don't check early for
+ tail_recursion failure.
+
+2004-06-09 Diego Novillo <dnovillo@redhat.com>
+
+ Move SSA_NAME annotations into tree_ssa_name.
+
+ * tree-dfa.c (create_ssa_name_ann): Remove.
+ * tree-flow-inline.h (ssa_name_ann, get_ssa_name_ann): Remove.
+ * tree-flow.h (enum tree_ann_type): Remove SSA_NAME_ANN.
+ (struct ssa_name_ann_d): Remove.
+ (union tree_ann_d): Update.
+ (ssa_name_ann_t): Remove.
+ * tree-ssa-alias.c: (get_ptr_info): New local function.
+ Replace references to ssa_name_ann_t with struct ptr_info_def.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+ * tree.h (SSA_NAME_PTR_INFO): Define.
+ (struct ptr_info_def): Declare.
+ (struct tree_ssa_name): Add field 'ptr_info'.
+
+2004-06-09 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt.c (i386_pe_output_labelref): Correct
+ misplaced ')'.
+
+2004-06-09 Steven Bosscher <stevenb@suse.de>
+
+ * config/i386/k6.md: Rewrite using the DFA model.
+ * config/i386/i386.c (ix86_adjust_cost): Don't increase the
+ cost of load-operation insns for the K6.
+ (ia32_use_dfa_pipeline_interface): Add TARGET_K6.
+ (ia32_multipass_dfa_lookahead): Likewise.
+
+2004-06-09 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_gimplify_va_arg_1,
+ alpha_gimplify_va_arg, TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+
+2004-06-09 Richard Henderson <rth@redhat.com>
+
+ * expmed.c (emit_store_flag): Cope with FLOAT_STORE_FLAG_VALUE.
+
+2004-06-09 Geoffrey Keating <geoffk@apple.com>
+
+ * Makefile.in (CPPLIB_H): Put files in order of inclusion.
+ (CPP_ID_DATA_H): New.
+ (gtype-desc.o): Update dependencies.
+ (GTFILES): Use CPP_ID_DATA_H.
+
+2004-06-09 Mark Mitchell <mark@codesourcery.com>
+
+ Revert:
+ PR c++/15815
+ 2004-06-07 Mark Mitchell <mark@codesourcery.com>
+ * doc/extend.texi: Deprecate #pragma interface and #pragma
+ implementation.
+
+2004-06-09 David S. Miller <davem@nuts.davemloft.net>
+
+ * config/sparc/sparc.h (MOVE_RATIO): New definition.
+
+2004-06-09 Richard Henderson <rth@redhat.com>
+
+ * basic-block.h (struct edge_def): Add goto_locus.
+ * tree-cfg.c (make_goto_expr_edges): Set it.
+ (disband_implicit_edges): Use it.
+ * tree-pretty-print.c (dump_implicit_edges): Print it.
+
+2004-06-08 Anil Paranjpe <anilp1@kpitcummins.com>
+
+ * h8300.md (ldm_h8300s_4): Fix condition for expander.
+
+2004-06-08 Jason Merrill <jason@redhat.com>
+
+ Gimplify VA_ARG_EXPR into simpler forms.
+ * target.h: Add gimplify_va_arg_expr hook.
+ * target-def.h: Add TARGET_GIMPLIFY_VA_ARG_EXPR.
+ * fold-const.c (build_fold_addr_expr)
+ (build_fold_addr_expr_with_type): Move from gimplify.c.
+ * tree.h: Declare them.
+ * gimplify.c (gimplify_and_add): New fn.
+ (build_addr_expr, build_addr_expr_with_type): Move to fold-const.c.
+ (gimplify_array_ref_to_plus, gimplify_modify_expr)
+ (gimplify_expr): Use build_fold_*.
+ (copy_if_shared_r): Only mark VA_ARG_EXPR volatile if we
+ don't know how to gimplify it.
+ * builtins.c (std_gimplify_va_arg_expr): New fn.
+ (dummy_object): New static fn.
+ (gimplify_va_arg_expr): New fn.
+ (stabilize_va_list): Use build_fold_*.
+ * tree-gimple.h: Declare new fns.
+ * config/i386/i386.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+ (ix86_gimplify_va_arg): New fn.
+ * config/ia64/ia64.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+ (ia64_gimplify_va_arg): New fn.
+ * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): New fn.
+ (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+ * alias.c (get_varargs_alias_set): Just return 0 for now.
+
+ * c-objc-common.c (c_tree_printer): Improve handling of %T.
+
+2004-06-09 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-complex.c (expand_complex_comparison): Use fold_convert instead
+ of convert.
+ * tree-inline.c (setup_one_parameter): Likewise.
+ * tree-sra.c (csc_build_component_ref): Likewise.
+ * tree-ssa-ccp.c (ccp_fold): Likewise.
+ * tree-ssa-copy.c (cprop_operand): Likewise.
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
+ * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
+
+2004-06-09 J"orn Rennecke <joern.rennecke@superh.com>
+
+ PR rtl-optimization/15521:
+ * sched-int.h (in_post_call_group_p): Change type to enum.
+ * sched-deps.c (sched_analyze_insn):
+ (sched_analyze): When in_post_call_group_p is post_call_initial,
+ don't add a dependency, but still set SCHED_GROUP_P and CANT_MOVE,
+ and also reset in_post_call_group_p to post_call.
+ (sched_analyze): When the previous basic block ended in a CALL_INSN,
+ initialize in_post_call_group_p as post_call_initial.
+ (init_deps): initialize in_post_call_group_p to not_post_call.
+
+2004-06-09 Arnaud Charlet <charlet@act-europe.fr>
+
+ PR ada/6637
+ * doc/install.texi: List ada, libada as options to --enable-shared
+
+2004-06-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * aclocal.m4 (gcc_AC_PROG_LN): Remove.
+ (gcc_AC_CHECK_DECLS): Use AH_TEMPLATE to generate
+ config.in entries.
+ * configure.ac: Call ACX_PROG_LN, falling back to $LN_S
+ if hard links are not available.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2004-06-08 Per Bothner <per@bothner.com>
+
+ * configure.ac: New --enable-mapped-location sets USE_MAPPED_LOCATION.
+
+2004-06-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * toplev.c (floor_log2_wide): Correct casts for 64-bit hosts.
+ Correct formatting.
+
+2004-06-08 James E Wilson <wilson@specifixinc.com>
+
+ PR target/15790
+ * config/i386/i386-coff.h (ASM_OUTPUT_ALIGN): Define.
+
+2004-06-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * fold-const.c (fold_convert): Treat OFFSET_TYPE like
+ POINTER_TYPE and INTEGER_TYPE.
+
+2004-06-08 Bernardo Innocenti <bernie@develer.com>
+
+ * modulo-sched.c: Compile only when INSN_SCHEDULING is
+ defined.
+
+2004-06-08 Jeff Law <law@redhat.com>
+
+ * doc/contrib.texi: Add entries for Stefan Olsson and
+ Ola Ronnerup.
+
+2004-06-08 DJ Delorie <dj@redhat.com>
+
+ * toplev.c (floor_log2_wide): Replace loop with faster bit
+ operations.
+ (exact_log2_wide): Define in terms of the above.
+ * toplev.h (floor_log2): Use _builtin_clz family of builtins if
+ available.
+
+2004-06-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/rs6000.c (print_operand, <case 'z'>):
+ Make sure that we are in INDIRECT mode when getting the
+ stub name.
+
+2004-06-08 Anil Paranjpe <anilp1@kpitcummins.com>
+
+ * h8300.md (extendqisi2_h8300): Add constraints.
+ (ldm_h8300s_4_normal): Fix typo.
+
+2004-06-08 Richard Henderson <rth@redhat.com>
+
+ * gimple-low.c (struct lower_data): Replace the_return_label and
+ one_return_stmt with return_statements.
+ (lower_function_body): Process the entire list of return_statements.
+ (lower_return_expr): Check source value before unifying return_exprs.
+ * gimplify.c (gimplify_return_expr): Force the use of a temporary
+ for !aggregate_value_p.
+ * tree-gimple.c: Update RETURN_EXPR grammer.
+
+2004-06-08 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/15598
+ * config/ia64/ia64.c (bundling): Add missed TYPE_A.
+
+2004-06-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR rtl-optimization/15717
+ * config/i386/i386.c (legitimate_constant_p): Do not allow
+ x - symbol_ref.
+
+2004-06-08 Alexandre Oliva <aoliva@redhat.com>
+
+ * gimplify.c (copy_if_shared_r): Revert:
+ 2004-05-21 Richard Henderson <rth@redhat.com>
+ * gimplify.c [...] Don't mark VA_ARG_EXPRs volatile here.
+
+2004-06-07 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (add_cost, neg_cost, sdiv_pow2_cheap, smod_pow2_cheap):
+ Make arrays indexed by machine mode. Rename negate_cost to neg_cost.
+ (init_expmed): Initialize these cost arrays as appropriate.
+ (store_bit_field, extract_bit_field): Correct whitespace.
+ (synth_mult, choose_mult_variant, expand_mult, expand_mult_highpart,
+ expand_mult_highpart_optab, expand_divmod): Update uses of add_cost,
+ neg_cost, sdiv_pow2_cheap, smod_pow2_cheap to index with mode,
+ word_mode or compute_mode as appropriate.
+
+2004-06-07 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/15783
+ * config/sparc/sparc.c (function_arg_union_value): Add 'mode'
+ parameter. Enumerate the registers inside the PARALLEL.
+ (function_arg): Adjust call to function_arg_union_value.
+ (function_value): Likewise.
+
+ * config/sparc/sparc.c (sparc_function_epilogue): Properly format.
+
+2004-06-07 Roger Sayle <roger@eyesopen.com>
+
+ * real.c (real_copysign): New function to implement libm's copysign.
+ * real.h (real_copysign): Prototype here.
+ * fold-const.c (tree_expr_nonnegative_p): The result of sqrt, sqrtf
+ and sqrtl can be negative, as sqrt(-0.0) = -0.0. Correct whitespace.
+ * builtins.c (fold_builtin_isascii, fold_builtin_toascii,
+ fold_builtin_isdigit): Add function prototypes.
+ (fold_builtin_copysign): New function to fold copysign, copysignf
+ and copysignl. Optimize copysign(x,x) as x. Evaluate copysign of
+ constant arguments at compile-time using real_copysign. Fold
+ copysign(X,Y) as fabs(X) if Y is always non-negative.
+ (fold_builtin_1): Correct minor whitespace/style issues. Call
+ fold_builtin_copysign for BUILT_IN_COPYSIGN{,F,L}.
+
+2004-06-07 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * tree.c (iterative_hash_expr): Use real_hash.
+
+2004-06-07 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/14765
+ * c-parse.in (compstmt_primary_start): Set last_expr_type to
+ NULL_TREE.
+
+2004-06-07 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/15815
+ * doc/extend.texi: Deprecate #pragma interface and #pragma
+ implementation.
+
+2004-06-07 Alexandre Oliva <aoliva@redhat.com>
+
+ PR middle-end/15666
+ * c-decl.c (finish_decl): Use change_decl_assembler_name for the
+ builtin decl as well.
+
+2004-06-07 Roger Sayle <roger@eyesopen.com>
+
+ PR c/14649
+ * c-typeck.c (require_constant_value, require_constant_elements):
+ Move declarations to the top of the file.
+ (build_function_call): If we require a constant value, fold with
+ fold_initializer. If the result is a constant, and the function
+ wasn't called using __builtin_foo, issue a pedantic warning.
+ (build_unary_op): If we require a constant value, fold tree with
+ fold_initializer.
+ (build_binary_op): Use require_constant_value to determine whether
+ to call fold or fold_initializer.
+
+2004-06-07 Richard Henderson <rth@redhat.com>
+
+ * gimple-low.c (struct lower_data): Add the_return_label and
+ one_return_stmt.
+ (lower_function_body): Initialize and use them.
+ (lower_return_expr): New.
+ (lower_stmt): Call it.
+ * gimplify.c (gimplify_return_expr): Force the argument to be either
+ null or a result_decl.
+ * tree-gimple.c: Update gimple grammer to match.
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Deny
+ coalescing of result_decls.
+
+2004-06-07 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/15193
+ * expmed.c (extract_bit_field): Fix vector_extract return.
+
+ * config/i386/i386.md (negv4sf2): New pattern.
+
+2004-06-07 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/15337
+ * c-common.c (c_sizeof_or_alignof_type): Use more detailed error
+ message.
+
+2004-06-06 Paolo Bonzini <bonzini@gnu.org>
+
+ * config.in: Regenerate.
+
+2004-06-06 Steven Bosscher <stevenb@suse.de>
+
+ * tree-cfg.c (tree_verify_flow_info): Make sure that labels in
+ SWITCH_LABELS are always sorted.
+
+2004-06-06 Steven Bosscher <stevenb@suse.de>
+
+ * hooks.c (hook_int_void_1): New generic hook.
+ * hooks.h (hook_int_void_1): Add prototype.
+ * config/c4x/c4x.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
+ Define to hook_int_void_1.
+ * config/c4x/c4x.md: Replace dummies for the old pipeline model
+ with dummies for the new one.
+
+2004-06-06 Roger Sayle <roger@eyesopen.com>
+
+ * tree.h (lvalue_or_else): Delete function prototype.
+ * c-typeck.c (lvalue_or_else): Make static. Add static prototype.
+
+2004-06-06 Stephane Carrez <stcarrez@nerim.fr>
+
+ PR target/14542
+ * config/m68hc11/m68hc11.md (move peephole2): Emit a use note to avoid
+ a live change of a register after peephole replacement.
+
+2004-06-06 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/13519
+ * c-typeck.c (composite_type, common_pointer_type): New functions.
+ (common_type): Split parts into composite_type and
+ common_pointer_type. Ensure that arithmetic operations return
+ unqualified types without attributes. Don't make composite type
+ of signed enum and compatible integer be unsigned.
+ (build_conditional_expr, build_binary_op): Use
+ common_pointer_type.
+ * c-decl.c (merge_decls): Use composite_type.
+ * c-tree.h (composite_type): Declare.
+
+2004-06-06 Stephane Carrez <stcarrez@nerim.fr>
+
+ PR target/14457
+ * config/m68hc11/m68hc11.c (splitable_operand): New predicate.
+ * config/m68hc11/m68hc11-protos.h (splitable_operand): Declare.
+ * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register it.
+ (inhibit_libc): Must define.
+ * config/m68hc11/m68hc11.md ("movhi_const0"): Use splitable_operand.
+ ("*andhi3_gen", "iorhi3", "*iorhi3_gen"): Likewise.
+ ("xorhi3"): Likewise.
+
+2004-06-06 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * cgraphunit.c (cgraph_decide_inlining): Adjust dump lines in
+ always_inline pass.
+
+2004-06-05 David S. Miller <davem@nuts.davemloft.net>
+
+ * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set.
+ * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
+
+2004-06-05 Bernardo Innocenti <bernie@develer.com>
+
+ * regclass.c (init_reg_sets): Check for missing registers in target
+ initializer macros FIXED_REGISTERS and CALL_USED_REGISTERS.
+
+2004-06-05 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (MKDEPS_H): New shorthand.
+ (c-opts.o): Update dependencies.
+ * c-opts.c: Include mkdeps.h.
+ (handle_deferred_opts): Use cpp_get_deps and deps_add_target,
+ not cpp_add_dependency_target.
+
+2004-06-05 Steven Bosscher <stevenb@suse.de>
+
+ * config/v850/v850.c (v850_use_dfa_pipeline_interface): New.
+ * config/v850/v850.md: Convert to DFA scheduler description.
+
+2004-06-05 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
+
+ PR fortran/15478
+ * doc/install.texi: Document GMP as prerequisite. Document
+ --with-gmp and --with-gmp-dir configure options.
+ * fortran/gfortran.texi: Remove section "Compiling and testing",
+ remove TOC reference to it.
+
+2004-06-05 Graham Stott <graham.stott@btinternet.com>
+
+ * combine.c(simplify_shift_const): Check shift amount is a
+ CONST_INT.
+
+2004-06-05 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * toplev.c (init_asm_output): Add explicit 'b' to mode when
+ opening asm_out_file.
+ * c-pch.c (c_common_write_pch): Remove unnecessary fflush before
+ reading asm_out_file. Replace fflush after reading asm_out_file
+ with fseek.
+ * hosthooks-def.h (HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY): Define
+ default and add to HOST_HOOKS_INITIALIZER.
+ * hosthooks.h (gt_pch_alloc_granularity): Declare hook function.
+ * ggc-common.c (default_gt_pch_alloc_granularity): New function.
+ (gt_pch_save): Use host_hooks.gt_pch_alloc_granularity
+ to set mmi.offset padding.
+ * config.gcc (i[34567]86-*-mingw32*): Set target_gtfiles to
+ $(srcdir)/config/i386/winnt.c.
+ (i[34567]86-*-pe | i[34567]86-*-cygwin*): Likewise.
+ (i[34567]86-*-uwin*): Likewise.
+ *i[34567]86-*-interix3*): Likewise.
+ * config.host (i[34567]86-*-mingw32*): Set out_host_hook_obj.
+ * config/i386/host-mingw32.c: New file.
+ * config/i386/x-mingw32: Add rule for host-mingw32.o.
+ * config/i386/winnt.c: (struct extern_list) Tag as GTY.
+ (extern_head): Likewise.
+ (struct export_list) Likewise.
+ (export_head): Likewise.
+ (i386_pe_record_external_function): Use ggc_alloc.
+ (i386_pe_record_exported_symbol): Likewise.
+ Include "gt-winnt.h" at end.
+ * doc/hostconfig.texi: Document
+ HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY.
+
+2004-06-04 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.h: Remove comments copied over from tm.texi.
+ Rename 68000 and 68k to m68k for consistency in comments. Remove
+ trailing whitespace before EOLs and before TABs.
+ (MAX_CODE_ALIGN): Remove unused macro.
+ (CALL_USED_REGISTERS): Reformat and add comments.
+
+2004-06-04 Frank Ch. Eigler <fche@redhat.com>
+
+ * gcc.c (MFLIB_SPEC): Remove library references, to require users
+ to enumerate -lmudflap* and dependencies when linking.
+
+2004-06-04 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/15822
+ * dojump.c (do_jump): Fix uninitialized variable tcode1.
+
+2004-06-04 Jerry Quinn <jlquinn@optonline.net>
+
+ * Makefile.in (insn-conditions.o): Back out removal of reload.h.
+ * genconditions.c (write_header): Back out removal of reload.h.
+
+2004-06-04 Jan Hubicka <jh@suse.cz>
+
+ Re-apply hopefully fixed patch:
+ * i386.md (UNSPECV_EH_RETURN): Kill.
+ (eh_return): Use jump_insn.
+ (eh_return_si, eh_return_di): Change pattern to jump instruction.
+
+2004-06-04 Jeff Law <law@redhat.com>
+
+ * cfgrtl.c (try_redirect_by_replacing_jump): Fix return value.
+
+2004-06-04 Steven Bosscher <stevenb@suse.de>
+
+ * except.c (for_each_eh_region): New function.
+ * except.h (for_each_eh_region): Add a prototype for it.
+ * tree-cfg.c (update_eh_labels): New function, callback for
+ for_each_eh_region.
+ (label_for_bb): Make global static, unfortunately.
+ (cleanup_dead_labels): Also update label references for
+ exception regions.
+
+2004-06-03 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.c (struct irix_section_align_entry): Fix
+ GTY marker.
+
+2004-06-03 Geoffrey Keating <geoffk@apple.com>
+
+ * toplev.c (check_global_declarations): Don't ask for
+ DECL_ASSEMBLER_NAME unless the function really is declared
+ static and not defined.
+
+2004-06-03 Matt Austern <austern@apple.com>
+
+ PR c++/15428
+ * default.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): New name
+ for TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, with reversed sense.
+ * config/darwin.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Likewise.
+ * doc/tm.texi (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Rewrite
+ documentation to reflect the new macro name and to clarify its
+ meaning.
+
+2004-06-03 Steven Bosscher <stevenb@suse.de>
+
+ * rtl.def (VAR_LOCATION): Make RTX_EXTRA.
+
+2004-06-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin.c (machopic_indirect_data_reference): Copy
+ the SYMBOL_REF_DECL from the original RTX for the new
+ non-lazy pointer RTX.
+
+2004-06-03 Mark G. Adams <mark.g.adams@sympatico.ca>
+
+ * tree.h: Remove include of version.h
+ * c-cppbuiltin.c: Include version.h
+ * diagnostic.c: Include version.h
+ * dwarf2out.c: Include version.h
+ * toplev.c: Include version.h
+ * vmsdbgout.c: Include version.h
+ * Makefile.in: Remove dependency on version.h from TREE_H, and
+ add dependencies to required .o targets
+
+2004-06-03 Jerry Quinn <jlquinn@optonline.net>
+
+ * Makefile.in (RA_H, RESOURCE_H, SCHED_INT_H, CFGLAYOUT_H,
+ CFGLOOP_H, DF_H, DDG_H, TREE_SSA_LIVE_H): New.
+ (TARGET_H): Add insn-modes.h.
+ (tree-ssa.o, tree-cfg.o, tree-ssa-loop.o, toplev.o, passes.o,
+ loop.o, loop-doloop.o, unroll.o, cfgloop.o, cfgloopanal.o,
+ loop-iv.o, cfgloopmanip.o, loop-init.o, loop-unswitch.o,
+ loop-unroll.o, ddg.o, modulo-sched.o, predict.o,
+ cfglayout.o, ifcvt.o): Replace cfgloop.h with CFGLOOP_H.
+ (toplev.o, passes.o, cfghooks.o, cfgloopmanip.o, loop-init.o,
+ loop-unswitch.o, loop-unroll.o, ddg.o, modulo-sched.o,
+ bb-reorder.o, tracer.o, cfglayout.o): Replace cfglayout.h with
+ CFGLAYOUT_H.
+ (ra.o, ra-build.o, ra-colorize.o, ra-debug.o, ra-rewrite.o):
+ Replace ra.h with RA_H.
+ (resource.o, regrename.o, insn-conditions.o, insn-emit.o,
+ insn-recog.o): Replace resource.h with RESOURCE_H.
+ (ddg.o, modulo-sched.o, haifa-sched.o, sched-deps.o, sched-rgn.o,
+ sched-ebb.o, sched-vis.o, out_object_file): Replace sched-int.h
+ with SCHED_INT_H.
+ (web.o, lcm.o, df.o, ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
+ ra-rewrite.o): Replace df.h with DF_H.
+ (ddg.o, modulo-sched.o): Replace ddf.h with DDG_H.
+ (tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-copyrename.o):
+ Replace tree-ssa-live.h with TREE_SSA_LIVE_H.
+ (insn-conditions.o): Remove unused reload.h.
+ * cfglayout.h: Add include guard. Include basic-block.h.
+ * cfgloop.h: Add include guard. Include basic-block.h, rtl.h.
+ * ddg.h: Include sbitmap.h, basic-block.h, df.h.
+ * df.h: Add include guard. Include bitmap.h, sbitmap.h,
+ basic-block.h.
+ * genconditions.c: Remove reload.h.
+ * ra.h: Add include guard. Include bitmap.h, sbitmap.h,
+ hard-reg-set.h, insn-modes.h.
+ * resource.h: Add include guard. Include hard-reg-set.h.
+ * sched-int.h: Add include guard. Include insn-attr.h,
+ basic-block.h, rtl.h.
+ * target.h: Add include guard. Include insn-modes.h.
+ * tree-ssa-live.h: Include partition.h.
+
+2004-06-03 Daniel Berlin <dberlin@dberlin.org>
+ Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * tree-ssa-ccp.c (varying_ssa_edges): New worklist.
+ (add_var_to_ssa_edges_worklist): Add value argument.
+ Update callers.
+ Use new worklist.
+ (process_ssa_edge_worklist): New function.
+ (tree_ssa_ccp): Move worklist processing core to
+ process_ssa_edge_worklist, and just call that for the two worklists.
+
+2004-06-03 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.c (tail_recursion_label_list): Don't declare.
+ (CLEANUP_PRE_SIBCALL): Remove. Renumber the other CLEANUP_*
+ accordingly.
+ * cfgbuild.c (find_label_refs): Remove.
+ (find_basic_blocks_1): Don't handle CALL_PLACEHOLDER insns.
+ * cfgcleanup.c (tail_recursion_label_p): Remove.
+ (merge_blocks_move): Do not check for tail recursion.
+ (try_optimize_cfg): Likewise.
+ (cleanup_cfg): Never handle CLEANUP_PRE_SIBCALL.
+ * cfgrtl.c (tail_recursion_label_list): Remove.
+ * except.c (remove_unreachable_regions): Don't handle
+ CALL_PLACEHOLDER insns.
+ (convert_from_eh_region_ranges_1, can_throw_internal,
+ can_throw_external): Likewise.
+ * function.c (free_after_compilation): Don't clear
+ x_tail_recursion_label.
+ (fixup_var_refs_insns): Don't handle CALL_PLACEHOLDER insns.
+ (identify_blocks_1): Don't recurse for CALL_PLACEHOLDER insns.
+ (reorder_blocks_1): Likewise.
+ * function.h (struct function): Remove x_tail_recursion_label
+ member. Don't define tail_recursion_label.
+ * jump.c (mark_all_labels): Don't handle CALL_PLACEHOLDER insns.
+ * print-rtl.c (print_rtx): Likewise.
+ * rtl.def (CALL_PLACEHOLDER): Remove.
+ * rtl.h (sibcall_use_t): Remove enum.
+ (optimize_sibling_and_tail_recursive_calls,
+ replace_call_placeholder): Remove function prototypes.
+ * stmt.c (tail_recursion_args): Remove.
+ (optimize_tail_recursion): Remove.
+ (expand_return): Don't check for possible tail recursion.
+ * tree.h (optimize_tail_recursion): Remove prototype.
+
+2004-06-02 Jan Hubicka <jh@suse.cz>
+
+ * tree-cfg.c (tree_find_edge_insert_loc): Allow inserting before
+ return_stmt.
+
+2004-06-02 Jason Merrill <jason@redhat.com>
+
+ * Makefile.in (TAGS): Don't mess with c-parse.[ch].
+ Do include c-parse.in.
+
+2004-06-02 Eric Christopher <echristo@redhat.com>
+
+ * c-typeck.c (common_type): Don't lose type qualifiers
+ when creating new variants.
+
+2004-06-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-optimization/14042
+ PR tree-optimization/14729
+ PR tree-optimization/14736
+ * tree-ssa.c (tree_ssa_useless_type_conversion_1):
+ Check the type which the pointer points to
+ instead of the pointer types.
+
+2004-06-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR tree-optimization/15738.
+ * builtins.c (fold_builtin_strchr): Transform
+ strrchr (s, '\0') to strchr (s, '\0').
+
+2004-06-02 Steven Bosscher <stevenb@suse.de>
+
+ * i386.c (ix86_adjust_cost): Don't increase the cost for
+ load+operation for PROCESSOR_PENTIUMPRO, it is already
+ modelled in the DFA description
+
+2004-06-01 Jerry Quinn <jlquinn@optonline.net>
+
+ * Makefile.in (EXPR_H): Add insn-config.h, function.h,
+ $(RTL_H), flags.h, $(TREE_H), $(MACHMODE_H), $(EXPR_H).
+ (ALIAS_H, EMIT_RTL_H): New.
+ (cselib.o): Replace EXPR_H with EMIT_RTL_H.
+ (cfgcleanup.o): Add EMIT_RTL_H.
+ (alias.o): Replace EXPR_H with EMIT_RTL_H and ALIAS_H.
+ * alias.c: Replace expr.h with emit-rtl.h and alias.h.
+ * attribs.c, c-lex.c, c-obj-common.c, c-semantics.c: Remove expr.h.
+ * cfgcleanup.c, cselib.c: Replace expr.h with emit-rtl.h.
+ * expr.h: Add include guard. Include function.h, rtl.h, flags.h,
+ tree.h, machmode.h, insn-config.h, alias.h, emit-rtl.h.
+ (get_varargs_alias_set, get_frame_alias_set, record_base_value,
+ record_alias_subset, new_alias_set, can_address_p): Move to alias.h.
+ (set_mem_alias_set, set_mem_align, set_mem_expr, set_mem_offset,
+ set_mem_size): Move to emit-rtl.h.
+ * emit-rtl.h: New.
+ * alias.h: New.
+
+2004-06-01 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * function.c (walk_fixup_memory_subreg): New parameter 'var'.
+ Call fixup_memory_subreg only if the MEM is equal to 'var'.
+ Adjust recursive calls to self.
+ (fixup_var_refs_insn): Pass 'var' to walk_fixup_memory_subreg.
+
+2004-06-01 Richard Henderson <rth@redhat.com>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-parse.in (OFFSETOF, offsetof_member_designator): New.
+ (primary): Handle offsetof. Add error productions for faux functions.
+ Move component_ref objc checking to build_component_ref.
+ (reswords): Add offsetof.
+ (rid_to_yy): Add offsetof.
+ * c-tree.h (build_offsetof): Declare.
+ * c-common.h (objc_is_public): Declare.
+ * c-typeck.c (build_component_ref): Check objc_is_public.
+ (build_offsetof): New.
+ * stub-objc.c (objc_is_public): New.
+ * objc/objc-act.c, objc/objc-act.h (objc_is_public): Rename
+ from is_public.
+ * ginclude/stddef.h (offsetof): Use __builtin_offsetof.
+ * doc/extend.texi (Offsetof): Move from C++ section to C section
+ and rewrite for __builtin_offsetof.
+
+2004-06-01 Peter Barada <peter@the-baradas.com>
+ Peter Jakubek <peter@laseranimation.com>
+
+ * config/m68k/m68k.c(m68k_output_mi_thunk): For ColdFire, use %d0 as
+ a scratch to perform an add to memory.
+
+2004-06-01 Bernardo Innocenti <bernie@develer.com>
+
+ PR target/14018
+ * config/m68k/m68k.c (m68k_align_loops_string, m68k_align_jumps_string,
+ m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
+ m68k_align_funcs): Remove.
+ (override_options): Remove code to handle -malign-* options.
+ * config/m68k/m68k.h (TARGET_OPTIONS): Remove -malign-* options.
+ (FUNCTION_BOUNDARY, LOOP_ALIGN, LOOP_ALIGN_AFTER_BARRIER): Remove.
+ (m68k_align_loops_string, m68k_align_jumps_string,
+ m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
+ m68k_align_funcs): Remove definitions.
+
+2004-06-01 Paul Eggert <eggert@cs.ucla.edu>
+
+ PR target/15626
+ * doc/install.texi (sparc-sun-solaris2*): Document messages issued
+ by the Sun linker in conjunction with the Sun assembler.
+ (sparc-sun-solaris2.7): Update revision info for Sun patch 106950.
+
+2004-06-01 Jeff Law <law@redhat.com>
+
+ * stmt.c (expand_decl): Be more selective about calling
+ mark_reg_pointer.
+
+2004-06-01 Nicola Pero <nicola@brainstorm.co.uk>
+
+ PR objc/7993
+ * objc-act.c (is_private): Do not emit the 'instance variable %s
+ is declared private' error.
+ (is_public): Emit the error after calling is_private.
+ (lookup_objc_ivar): If the instance variable is private, return 0
+ - the instance variable is invisible here.
+
+2004-06-01 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/invoke.texi (-static-libgcc): Explicitly mention
+ non-GNU linkers.
+
+2004-06-01 Bernardo Innocenti <bernie@develer.com>
+
+ PR target/12968
+ * doc/invoke.texi: Document stack alignment side-effect of -mshort.
+
+2004-05-31 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/15749
+ * c-decl.c (grokdeclarator, finish_struct): Don't pedwarn for
+ misuses of structures with flexible array members if
+ in_system_header.
+
+2004-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/15693
+ * config/sparc/sparc.c (compare_operand): New predicate.
+ * config/sparc/sparc.h (PREDICATE_CODES): Add it.
+ * config/sparc/sparc.md (cmpsi expander): Use it. If the first
+ operand is a ZERO_EXTRACT and the second operand is not zero,
+ force the former to a register.
+ (cmpdi expander): Likewise.
+
+2004-05-31 Geoffrey Keating <geoffk@apple.com>
+
+ * gengtype-lex.l: Catch stray GTY markers in the files gengtype
+ looks at.
+ * alias.c (alias_invariant_size): Make alias_invariant_size
+ static, fix GTY marker.
+
+2004-05-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR tree-optimization/15743.
+ * builtins.c (fold_builtin_1): Fold index() and rindex().
+
+2004-05-31 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/15069
+ * fold-const.c (fold_single_bit_test): Only perform "(X & C) != 0"
+ into "X < 0" (where C is the signbit) if X's type is a full mode.
+
+2004-05-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md: Disable the peephole2 patterns that generate indexed
+ floating-point stores when indexing is disabled.
+
+2004-05-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * c-pretty-print.c (pp_c_left_bracket): Make a function.
+ (pp_c_right_bracket): Likewise.
+ (pp_c_star): Likewise.
+ (pp_c_ampersand): Define.
+ * c-pretty-print.h (pp_c_left_bracket): Declare.
+ (pp_c_right_bracket): Likewise.
+ (pp_c_star): Likewise.
+ (pp_c_ampersand): Likewise.
+
+2004-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sol2.h (__enable_execute_stack): ANSIfy function
+ definition.
+
+2004-05-31 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * c-incpath.c (add_path): Canonicalize paths to use '/' if
+ HAVE_DOS_BASED_FILESYSTEM.
+
+2004-05-31 Steven Bosscher <stevenb@suse.de>
+
+ * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
+ Only look at case labels if the immediate dominator is also
+ the only predecessor. Don't look for more case labels if the
+ first seen is a case range.
+
+2004-05-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c: Add a prototype for fold_builtin_strchr().
+
+2004-05-31 Paolo Bonzini <bonzini@gnu.org>
+
+ Revert this patch:
+ 2004-05-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (gen_binary): Remove.
+ (known_cond, simplify_shift_const
+ find_split_point, combine_simplify_rtx,
+ simplify_if_then_else, simplify_set,
+ simplify_logical, expand_field_assignment,
+ extract_left_shift, force_to_mode,
+ if_then_else_cond, apply_distributive_law,
+ simplify_and_const_int, simplify_shift_const,
+ gen_lowpart_for_combine, simplify_comparison,
+ reversed_comparison): Replace with
+ simplify_gen_binary, simplify_gen_relational or
+ distribute_and_simplify_rtx.
+ (distribute_and_simplify_rtx): New function.
+
+2004-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands
+ when generating PIC code.
+
+2004-05-30 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-decl.c (c_expand_body_1): Remove and fold back into ...
+ (c_expand_body): here.
+ (c_expand_decl): Move to ...
+ * c-common.c (c_expand_decl): Here and remove check for nested
+ functions.
+ * c-common.h (c_expand_decl): Add prototype.
+ * c-tree.h (c_expand_decl): Remove.
+
+2004-05-30 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (combine_comparisons, optimize_bit_field_compare,
+ range_binop, fold_truthop, fold_binary_op_with_conditional_arg,
+ fold_mathfn_compare, fold_inf_compare, fold,
+ fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
+ Use constant_boolean_node where appropriate. Don't bother using
+ fold_convert on the second argument to omit_one_operand.
+
+2004-05-30 Roger Sayle <roger@eyesopen.com>
+
+ * doc/c-tree.texi (Expressions): Document FLOOR_DIV_EXPR,
+ CEIL_DIV_EXPR, ROUND_DIV_EXPR, FLOOR_MOD_EXPR, CEIL_MOD_EXPR,
+ ROUND_MOD_EXPR, EXACT_DIV_EXPR. Improve documentation of
+ TRUNC_DIV_EXPR, TRUNC_MOD_EXPR and comparison operations.
+ Add missing (but documented) tree nodes to the index.
+
+2004-05-30 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/14819
+ * builtins.c (fold_builtin_strchr): New.
+ (fold_builtin_1): Handle BUILT_IN_STRCHR and BUILT_IN_STRRCHR
+ with fold_builtin_strchr().
+
+2004-05-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bb-reorder.c, builtins.c, c-common.c, c-gimplify.c,
+ c-incpath.c, cgraphunit.c, ddg.c, defaults.h, dwarf2out.c,
+ expmed.c, flags.h, gcc.c, gensupport.c, gimplify.c, global.c,
+ passes.c, reg-stack.c, target.h, toplev.c, tree-alias-ander.c,
+ tree-alias-common.c, tree-cfg.c, tree-complex.c, tree-dfa.c,
+ tree-eh.c, tree-mudflap.c, tree-mudflap.h, tree-outof-ssa.c,
+ tree-phinodes.c, tree-pretty-print.c, tree-ssa-alias.c,
+ tree-ssa-ccp.c, tree-ssa-live.c, tree-ssa-live.h,
+ tree-ssa-pre.c, tree.h, value-prof.h, varasm.c: Fix comment
+ formatting.
+
+2004-05-30 Steven Bosscher <stevenb@suse.de>
+
+ * gimplify.c (sort_case_labels): New. Split out from...
+ (gimplify_switch_expr): ...here. Use it.
+ * tree-eh.c (lower_try_finally_switch): Sort the labels of
+ the SWITCH_EXPR created here before leaving the function.
+ * tree.c (sort_case_labels): Add prototype.
+
+2004-05-30 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * fold-const.c (fold) [case TRUTH_NOT_EXPR]: Make sure the type is
+ of BOOLEAN_TYPE.
+
+2004-05-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c, calls.c, cfgcleanup.c, cgraph.c, cgraphunit.c,
+ ddg.c, ddg.h, df.c, df.h, except.c, expr.c, flags.h,
+ fold-const.c, gcc.c, gimplify.c, haifa-sched.c,
+ modulo-sched.c, tree-inline.c, tree-into-ssa.c, tree-nested.c,
+ tree-nrv.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-live.c,
+ tree-ssa-loop.c, tree-ssa-pre.c, tree-tailcall.c, tree.h: Fix
+ comment typos. Follow spelling conventions.
+
+2004-05-29 Geoffrey Keating <geoffk@apple.com>
+
+ * gengtype-yacc.y: Add NESTED_PTR token.
+ (option): Record `nested_ptr' option.
+ * gengtype-lex.l: Handle `nested_ptr' keyword.
+ * gengtype.c (walk_type): Process `nested_ptr' option.
+ * gengtype.h (struct nested_ptr_data): New.
+ * doc/gty.texi (GTY Options): Document `nested_ptr' option.
+ * stringpool.c (struct string_pool_data): Make 'entries' point to
+ ht_identifier instead of tree.
+ (gt_pch_save_stringpool): Don't adjust pointers.
+ (gt_pch_restore_stringpool): Call ht_load.
+
+2004-05-29 Jason Merrill <jason@redhat.com>
+
+ * gimplify.c (gimplify_expr): Don't build a statement list
+ if no gimplification was necessary.
+
+2004-05-29 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * pretty-print.c (pp_base_format_text): Support %< instead of %`
+ and %> as well as %'.
+ * c-format.c: Use %< and %>.
+ (gcc_diag_char_table, gcc_cdiag_char_table,
+ gcc_cxxdiag_char_table): Update.
+
+2004-05-29 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (common_type): Correct comment.
+
+2004-05-29 Peter Barada <peter@the-baradas.com>
+
+ * config/m68k/m68k.c (CONST_METHOD): Add MVZ, MVS.
+ * config/m68k/m68k.c (const_method): Likewise.
+ * config/m68k/m68k.c (const_int_cost): Likewise.
+ * config/m68k/m68k.c (const_int_cost): Likewise.
+ * config/m68k/m68k.c (output_move_const_into_data_reg): Likewise.
+
+2004-05-29 Peter Barada <peter@the-baradas.com>
+
+ * config/m68k/m68k.h (EXTRA_CONSTRAINT): add 'U' for register offset
+ addressing.
+ * config/m68k/m68k.md: Add 'U,U' alternative to ColdFire variants of
+ movsi,movhi,movqi insn patterns.
+
+2004-05-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-semantics.c (emit_local_var): Remove code for DECL_INITIAL.
+
+ PR target/15720
+ * config/darwin.c (machopic_indirect_call_target): Copy
+ the SYMBOL_REF_DECL from the original RTX for the new
+ stub RTX.
+
+2004-05-28 DJ Delorie <dj@redhat.com>
+
+ * stor-layout.c (place_field): Revert erroneous commit.
+
+2004-05-28 Ziemowit Laski <zlaski@apple.com>
+
+ * config/rs6000/altivec.h (vec_ctf, vec_vcfsx, vec_vcfux, vec_cts,
+ vec_ctu, vec_dss, vec_dst, vec_dstst, vec_dststt, vec_dstt, vec_ld,
+ vec_ldl, vec_lvsl, vec_lvsr, vec_sld, vec_splat, vec_vspltw,
+ vec_vsplth, vec_vspltb, vec_splat_s8, vec_splat_s16, vec_splat_s32,
+ vec_splat_u8, vec_splat_u16, vec_splat_u32, vec_st, vec_stl,
+ vec_ste): Remove type checks for integral parameters and literals
+ from '..._args_eq' macros.
+
+2004-05-28 Aldy Hernandez <aldyh@redhat.com>
+
+ * c-common.c (fname_as_string): Fix xcalloc to xmalloc.
+
+2004-05-28 Aldy Hernandez <aldyh@redhat.com>
+
+ * testsuite/g++.dg/charset/function.cc: New.
+
+ * testsuite/gcc.dg/charset/function.c: New.
+
+ * c-decl.c (c_make_fname_decl): Free return value from
+ fname_as_string.
+
+ * cp/decl.c (cp_make_fname_decl): Free return value from
+ fname_as_string.
+
+ * c-common.c (fname_as_string): Translate if necessary.
+
+2004-05-28 Geoffrey Keating <geoffk@apple.com>
+
+ * stringpool.c: Add comments to PCH saving/restoring routines.
+
+2004-05-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-common.c (c_estimate_num_insns_1): Kill.
+ (c_estimate_num_insns): Kill.
+ * c-common.h (c_estimate_num_insns): Kill.
+
+ * gthr-posix.h: Check for _POSIX_PRIORITY_SCHEDULING
+ when checking for _POSIX_THREAD_PRIORITY_SCHEDULING.
+ Remove comment about not checking for
+ _POSIX_PRIORITY_SCHEDULING.
+ * gthr-posix.c: Likewise.
+
+2004-05-28 Paolo Bonzini <bonzini@gnu.org>
+ Roger Sayle <roger@eyesopen.com>
+
+ PR rtl-optimization/15649
+ Add LTGT_EXPR and improve pretty-printing of unordered
+ comparisons.
+ * c-common.c (c_common_truthvalue_conversion):
+ Handle LTGT_EXPR.
+ * c-typeck.c (build_binary_op): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * expr.c (expand_expr_real_1, do_store_flag): Likewise.
+ * predict.c (tree_predict_by_opcode): Likewise.
+ * real.c (real_compare): Likewise.
+ * tree-cfg.c (verify_expr): Likewise.
+ * tree-inline.c (estimate_num_insns_1): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ Handle ORDERED_EXPR, UNORDERED_EXPR.
+ (op_symbol): Print unordered comparisons differently
+ than ordered ones.
+ * tree.def (LTGT_EXPR): New '<' tree code.
+ * doc/c-tree.texi (Expressions): Document floating-point
+ comparison nodes.
+
+ Fold comparisons between floating point values.
+ * fold-const.c (enum comparison_code): New, from
+ #define'd constants. Define compcodes for unordered
+ comparisons and for invalid transformations.
+ (invert_tree_comparison): Add "honor_nans" parameter.
+ (fold_truthop): Revamp to work on floating-point types too.
+ (comparison_to_compcode): Support unordered comparisons.
+ Use new enum comparison_code.
+ (compcode_to_comparison): Likewise.
+ (combine_compcodes): New function.
+ (invert_truthvalue): Let invert_tree_comparison decide
+ whether it is valid to fold the comparison. Fold ORDERED
+ and UNORDERED even if flag_unsafe_math_optimizations is off,
+ and the remaining even if flag_unsafe_math_optimizations
+ is off but we are under -fno-trapping-math.
+ (fold_relational_const): Integer modes do not honor NaNs.
+
+2004-05-28 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_output_epilogue): Remove redundant code.
+
+2004-05-28 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (thumb_force_lr_save): New function.
+ (arm_get_frame_offsets, thumb_unexpanded_epilogue,
+ thumb_output_function_prologue): Use it.
+ (thumb_expand_prologue): Set lr_save_eliminated.
+
+2004-05-28 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (extendsidi2): Tie the source and destination
+ of the register alternative. Split it into nothing.
+
+2004-05-28 Richard Sandiford <rsandifo@redhat.com>
+
+ * rtl.h (skip_consecutive_labels): Declare.
+ * emit-rtl.c (skip_consecutive_labels): New function.
+ * reorg.c (relax_delay_slots, dbr_schedule): Use it.
+ * jump.c (follow_jumps): Say what null return values mean.
+
+2004-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/13250
+ * config/sh/sh.md (rotlsi3): Use emit_move_insn.
+
+2004-05-27 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific
+ libgcc-std.ver.
+ * config/sh/libgcc-std.ver: New file.
+
+2004-05-27 Bryce McKinlay <mckinlay@redhat.com>
+
+ * except.c: Revert change of 2004-05-26.
+ * config/i386/i386.md: Revert change of 2004-05-27.
+
+2004-05-27 Bryce McKinlay <mckinlay@redhat.com>
+
+ * configure.ac: Remove --enable-tree-browser option.
+ Define TREEBROWSER when ac_tree_checking is defined.
+ * configure: Rebuilt.
+
+2004-05-27 Olivier Hainque <hainque@act-europe.fr>
+
+ * expr.c (store_constructor): Restore sanity check on
+ the size of the type before clearing.
+
+2004-05-27 Jan Hubicka <jh@suse.cz>
+
+ * cfgbuild.c (control_flow_insn_p): Notice noreturn call
+
+2004-05-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (gen_binary): Remove.
+ (known_cond, simplify_shift_const
+ find_split_point, combine_simplify_rtx,
+ simplify_if_then_else, simplify_set,
+ simplify_logical, expand_field_assignment,
+ extract_left_shift, force_to_mode,
+ if_then_else_cond, apply_distributive_law,
+ simplify_and_const_int, simplify_shift_const,
+ gen_lowpart_for_combine, simplify_comparison,
+ reversed_comparison): Replace with
+ simplify_gen_binary, simplify_gen_relational or
+ distribute_and_simplify_rtx.
+ (distribute_and_simplify_rtx): New function.
+ * simplify-rtx.c (simplify_binary_operation):
+ Use nonzero_bits to simplify ANDs where we are
+ turning off bits already known to be off in OP0.
+
+2004-05-27 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/14478
+ * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero.
+
+2004-05-27 Josef Zlomek <zlomekj@suse.cz>
+
+ PR middle-end/14084
+ * emit-rtl.c (gen_rtx_REG_offset): Adjust the offset according
+ to size of decl.
+
+2004-05-26 Aldy Hernandez <aldyh@redhat.com>
+
+ PR/14924
+ * config/rs6000/rs6000.c (spe_expand_stv_builtin): New.
+
+2004-05-26 Roger Sayle <roger@eyesopen.com>
+
+ * tree.h: Fix comment typo.
+
+2004-05-27 Steven Bosscher <stevenb@suse.de>
+
+ * gimplify.c (compare_case_labels): New function.
+ (gimplify_switch_expr): Sort case labels, and make sure the
+ last label in the label vector is the default case.
+ * tree-cfg.c (group_case_labels): New function.
+ (build_tree_cfg): Cleanup redundant labels and group case labels
+ before creating edges.
+ (cleanup_dead_labels): Handle GOTO_EXPRs.
+ (find_case_label_for_value): Use a binary search to find the
+ case label for the given value.
+ * tree-gimple.c: Mention that labels are sorted, and that the
+ last label must be the default.
+
+2004-05-27 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (try_optimize_cfg): Do not merge across jumptables.
+
+2004-05-27 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (UNSPECV_EH_RETURN): Kill.
+ (eh_return): Use jump_insn.
+ (eh_return_si, eh_return_di): Change pattern to jump instruction.
+
+2004-05-26 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (try_forward_edges): Do not check loop structure when
+ not loop optimizing.
+
+2004-05-26 Jan Hubicka <jh@suse.cz>
+
+ * except.c (can_throw_internal): Notice RESX instructions.
+
+2004-05-26 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * varasm.c (output_constant) <INTEGER_TYPE>: Pass the minimum
+ of the two sizes to assemble_integer.
+
+2004-05-25 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove
+ pointless #ifdef.
+
+2004-04-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.in (top_builddir): Define to .
+
+2004-05-25 Alexandre Oliva <aoliva@redhat.com>
+
+ * configure.ac (gcc_cv_ld): Prefer in-tree ld over whatever the
+ top-level detects, except when in-tree ld is being cross-built.
+ (gcc_cv_as): Likewise for as. Use AS_FOR_TARGET otherwise, and
+ then AS only if target is host.
+ * configure: Rebuilt.
+
+2004-05-25 Vladimir Makarov <vmakarov@redhat.com>
+
+ * global.c (global_alloc): Call make_accurate_live_analysis.
+ (record_one_conflict): Remove dead code.
+ (mark_reg_clobber): Remove ATTRIBUTE_UNUSED for parameter data.
+ (bb_info): New structure.
+ (BB_INFO, BB_INFO_BY_INDEX): New macros.
+ (allocate_bb_info, free_bb_info, mark_reg_change,
+ calculate_local_reg_bb_info, set_up_bb_rts_numbers, rpost_cmp,
+ modify_bb_reg_pav, calculate_reg_pav,
+ make_accurate_live_analysis): New functions.
+
+2004-05-25 Devang Patel <dpatel@apple.com>
+
+ * alias.c (init_alias_analysis): Use ggc_calloc instead of
+ xrealloc.
+ (end_alias_analysis): Use ggc_free instead fo free.
+
+2004-05-25 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/15546
+ * config/ia64/ia64.h (ASM_OUTPUT_FDESC): Mark the DECL
+ as needed to be outputted.
+
+2004-05-25 Jan Hubicka <jh@suse.cz>
+
+ * builtins.def (__builtin_expect): Mark the function as const¬hrow.
+
+2004-05-25 Ayal Zaks <zaks@il.ibm.com>
+ Mostafa Hagog <mustafa@il.ibm.com>
+
+ * Makefile.in (modulo-sched.o, ddg.o): New.
+ * ddg.h, ddg.c, modulo-sched.c: New files.
+ * cfglayout.c (duplicate_insn_chain): Remove "static" and push
+ internals to "dupicate_insn".
+ (duplicate_insn): New function.
+ * cfglayout.h (duplicate_insn_chain, duplicate_insn): New
+ declarations.
+ * common.opt (fmodulo-sched): New flag.
+ * df.c (df_bb_regno_last_use_find, df_bb_regno_first_def_find):
+ Remove static and forward declaration.
+ (df_find_def, df_reg_used, df_bb_regno_last_def_find): New
+ functions.
+ * df.h (df_bb_regno_last_use_find, df_bb_regno_first_def_find,
+ df_bb_regno_last_def_find, df_find_def, df_reg_used): New
+ declarations.
+ * flags.h (flag_modulo_sched): New flag.
+ * opts.c (common_handle_option): Handle modulo-sched flag.
+ * params.def (max-sms-loop-number, sms-max-ii-factor,
+ sms-dfa-history, sms-loop-average-count-threshold): New
+ parameters.
+ * params.h (MAX_SMS_LOOP_NUMBER, SMS_MAX_II_FACTOR,
+ SMS_DFA_HISTORY, SMS_LOOP_AVERAGE_COUNT_THRESHOLD): New
+ parameters.
+ * passes.c ("sms", "sms-vcg"): New dumps.
+ (rest_of_handle_sched): Call sms_schedule.
+ * rtl.h (sms_schedule): New declaration.
+ * timevar.def (TV_SMS): New.
+ * toplev.c (flag_modulo_sched): Initialize.
+ (f_options): Handle -fmodulo-sched option.
+ * docs/invoke.texi: Document -fmodulo-sched & -dm options.
+ * docs/passes.texi: Document new SMS pass.
+
+2004-05-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.in (OBJS): Add rtlhooks.o.
+ (rtlanal.o): Depend on function.h.
+ (cse.o): Depend on rtlhooks-def.h.
+ (combine.o): Depend on rtlhooks-def.h.
+ (rtlhooks.o): New rule.
+ * combine.c: Include rtlhooks-def.h.
+ (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
+ num_sign_bit_copies, cached_num_sign_bit_copies,
+ num_sign_bit_copies1): Move most of the code to rtlanal.c.
+ (reg_nonzero_bits_for_combine,
+ reg_num_sign_bit_copies_for_combine): New functions holding
+ the remnants of the above.
+ (combine_rtl_hooks): New.
+ (combine_instructions): Set rtl_hooks instead of gen_lowpart.
+ * cse.c: Include rtlhooks-def.h.
+ (cse_rtl_hooks): New.
+ (cse_main): Set rtl_hooks instead of gen_lowpart.
+ * emit-rtl.c (gen_lowpart): Remove.
+ (gen_lowpart_general): Move to rtlhooks.c.
+ * rtl.h (nonzero_bits, num_sign_bit_copies,
+ struct rtl_hooks, rtl_hooks, general_rtl_hooks): New.
+ (gen_lowpart_general): Remove.
+ (gen_lowpart): Temporarily redefine as a macro.
+ * rtlanal.c: Include function.h.
+ (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
+ num_sign_bit_copies, cached_num_sign_bit_copies,
+ num_sign_bit_copies1): New, from combine.c.
+ * rtlhooks.c: New file.
+ * rtlhooks-def.h: New file.
+
+2004-05-25 Svein E. Seldal <Svein.Seldal@solidas.com>
+
+ * config/avr/avr.h (LONG_LONG_TYPE_SIZE): Changed long long type
+ to support 32-bit -mint8 mode.
+
+ * doc/invoke.texi (-mint8): Added documentation for the -mint8
+ option in the AVR architecture.
+
+2004-05-24 Mike Stump <mrs@apple.com>
+
+ * doc/install.texi: Document that dejagnu 1.4.4 is required.
+
+2004-05-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * intl.h (open_quote, close_quote): New.
+ * intl.c (open_quote, close_quote): New.
+ (gcc_init_libintl): Set them.
+ * pretty-print.c: Include "intl.h".
+ (pp_base_format_text): Support 'q' format flag and %` and %'
+ formats. Use ' instead of ` in comments.
+ * c-format.c (gcc_diag_flag_specs, gcc_cxxdiag_flag_specs,
+ gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table,
+ foramt_types_orig): Describe these new formats.
+ (decode_format_attr, check_function_format,
+ check_format_info_main): Use these new formats.
+ (status_warning): Use ATTRIBUTE_GCC_DIAG.
+ * toplev.c (ATTRIBUTE_GCC_DIAG): Increase required GCC version to
+ check these formats to 3.5.
+
+2004-05-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in (CPPLIBS): Renamed to CPPLIB.
+ (BACKEND): Reflect this.
+ (LIBDEPS): Move CPPLIB before LIBIBERTY.
+ (LIBS): Likewise.
+
+2004-05-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR tree-optimization/14197
+ * builtins.c: Include "tree-gimple.h"
+ (readonly_data_expr): Use get_base_address. Make sure to call
+ decl_readonly_section only on trees it can handle.
+ * tree-gimple.c (get_base_address): Accept STRING_CST and
+ CONSTRUCTOR expressions.
+ * Makefile.in: Update dependencies.
+
+2004-05-23 Paolo Bonzini <bonzini@gnu.org>
+
+ Move libcpp to the toplevel.
+ * Makefile.in: Remove references to libcpp files,
+ use CPPLIBS instead of libcpp.a. Define SYMTAB_H
+ and change hashtable.h to that.
+ * aclocal.m4 (gcc_AC_HEADER_STDBOOL,
+ gcc_AC_HEADER_STRING, gcc_AC_C__BOOL): Remove.
+ * configure.ac (gcc_AC_C__BOOL, HAVE_UCHAR): Remove tests.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * c-ppoutput.c: Include ../libcpp/internal.h instead of cpphash.h.
+ * cppcharset.c: Removed.
+ * cpperror.c: Removed.
+ * cppexp.c: Removed.
+ * cppfiles.c: Removed.
+ * cpphash.c: Removed.
+ * cpphash.h: Removed.
+ * cppinit.c: Removed.
+ * cpplex.c: Removed.
+ * cpplib.c: Removed.
+ * cpplib.h: Removed.
+ * cppmacro.c: Removed.
+ * cpppch.c: Removed.
+ * cpptrad.c: Removed.
+ * cppucnid.h: Removed.
+ * cppucnid.pl: Removed.
+ * cppucnid.tab: Removed.
+ * hashtable.c: Removed.
+ * hashtable.h: Removed.
+ * line-map.c: Removed.
+ * line-map.h: Removed.
+ * mkdeps.c: Removed.
+ * mkdeps.h: Removed.
+ * stringpool.h: Include symtab.h instead of hashtable.h.
+ * tree.h: Include symtab.h instead of hashtable.h.
+ * system.h (O_NONBLOCK, O_NOCTTY): Do not define.
+
+2004-05-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * gcc.c (struct prefix_list): Add forward declaration.
+ (do_spec_path): New function, extracted from...
+ (do_spec_1) <'D'>: ... here. Drop support for
+ SPACE_AFTER_L_OPTION.
+ (do_spec_1) <'I'>: Use do_spec_path.
+ (process_command): Do not store the 'include' suffix
+ in include_prefixes.
+ * system.h: Poison SPACE_AFTER_L_OPTION.
+
+2002-05-23 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (non_lvalue): Explicitly list the tree codes that
+ need to be wrapped by NON_LVALUE_EXPR, instead of those that don't.
+
+2004-05-23 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/gcc.texi, doc/gccint.texi, doc/include/gcc-common.texi:
+ Update based on printed manual. Enable setting of offsets for
+ FSFPRINT and move it to gcc-common.texi.
+ * doc/gcc.texi: Update FSF printing details.
+ * doc/gccint.texi: Remove FSF printing details.
+
+2004-05-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/t-rs6000: Remove the disabling -Werror.
+
+2004-05-22 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
+ expand_builtin_strrchr, expand_builtin_strpbrk,
+ expand_builtin_mempcpy, expand_builtin_memcmp,
+ expand_builtin_strcmp, expand_builtin_strncmp,
+ expand_builtin_strcat, std_expand_builtin_va_start,
+ std_expand_builtin_va_arg, expand_builtin_va_copy,
+ expand_builtin_signbit, fold_builtin_cabs,
+ fold_builtin_logarithm, fold_builtin_mempcpy,
+ fold_builtin_signbit, fold_builtin_isascii,
+ fold_builtin_toascii, fold_builtin_isdigit,
+ fold_builtin_1, build_function_call_expr,
+ simplify_builtin_strchr, simplify_builtin_strrchr,
+ simplify_builtin_strpbrk, simplify_builtin_strncpy,
+ simplify_builtin_memcmp, simplify_builtin_strcmp,
+ simplify_builtin_strncmp, simplify_builtin_strncat,
+ simplify_builtin_strspn, simplify_builtin_strcspn,
+ simplify_builtin_fputs, simplify_builtin_sprintf): Replace calls
+ to build with calls to build2, build3 or omit_one_operand.
+
+2004-05-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX
+ section when generating EABI code.
+
+2004-05-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR 15546
+ * config/i386/i386.c (output_pic_addr_const <case SYMBOL_REF>):
+ Call mark_decl_referenced on the SYMBOL_REF_DECL.
+
+2004-05-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-common.c (c_common_truthvalue_conversion): Handle
+ UNEQ_EXPR, UNLE_EXPR, UNGE_EXPR, UNLT_EXPR, UNGT_EXPR,
+ ORDERED_EXPR, and UNORDERED_EXPR as comparison operators,
+ i.e. set the type to truthvalue_type_node and return.
+
+2004-05-22 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.h (struct tree_decl): Add possibly_inlined bit.
+ (DECL_POSSIBLY_INLINED): New accessor macro.
+ * cgraph.h: Remove declaration of cgraph_inline_hash.
+ * cgraph.c: Remove definition of cgraph_inline_hash.
+ (hash_node): Revert to hashing DECL_UID.
+ (eq_node): Take two pointers to cgraph_node structures.
+ Compare DECL_UIDs.
+ (cgraph_remove_node): Pass the node directly to htab_find_slot.
+ (cgraph_varpool_hash_node): Rename hash_varpool_node;
+ hash on DECL_UID.
+ (eq_cgraph_varpool_node): Rename eq_varpool_node; take two
+ pointers to cgraph_varpool_node structures; compare DECL_UIDs.
+ (cgraph_node): Allocate a temporary node on the stack, fill in
+ its DECL field, and pass that to htab_find_slot.
+ (cgraph_varpool_node): Likewise.
+ (cgraph_function_possibly_inlined_p): If global info is ready,
+ return the DECL_POSSIBLY_INLINED bit.
+ * cgraphunit.c (cgraph_mark_inline_edge): Set DECL_POSSIBLY_INLINED
+ instead of mucking with cgraph_inline_hash.
+
+2004-05-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/contrib.texi: Add g77 contributors.
+
+2004-05-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * calls.c (initialize_argument_information): Forbid sibcalls if a
+ callee-copied argument is stored in the current function's frame.
+
+2004-05-22 Eric Christopher <echristo@redhat.com>
+
+ * fix-header.c (read_scan_file): Update for add_path change.
+
+2004-05-22 Ben Elliston <bje@au.ibm.com>
+
+ * c.opt (Wmissing-include-dirs): New.
+ * c-opts.c (c_common_handle_option): Pass true for user_supplied_p
+ to add_path () for -I, but false for OPT_idirafter, OPT_iquote and
+ OPT_isystem. Handle case OPT_Wmissing_include_dirs.
+ * c-incpath.h (add_path): Add fourth (bool) argument.
+ * c-incpath.c (add_env_var_paths): Pass false to add_path ().
+ (add_standard_paths): Likewise.
+ (remove_duplicates) [REASON_NOENT]: Warn if -Wmissing-include-dirs
+ is used and the directory was user-supplied via -I.
+ (add_path): Set p->user_supplied_p. Remove duplicated code by
+ using add_cpp_dir_path ().
+ * cpplib.h (struct cpp_options): Add warn_missing_include_dirs.
+ (struct cpp_dir): Add user_supplied_p.
+ * doc/invoke.texi (Warning Options): Document new option.
+
+2004-05-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * fold-const.c (fold_read_from_constant_string): Convert result to
+ requested type.
+
+2004-05-21 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (mostly_copy_tree_r): Don't attempt to copy decls.
+ (copy_if_shared_r): Don't copy decls, types, constants, BINDs.
+ Don't mark VA_ARG_EXPRs volatile here.
+ (gimplify_modify_expr): Unshare TYPE_SIZE_UNIT.
+
+2004-05-21 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (tree-dump.o): Depend on tree-iterator.h.
+ * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs.
+
+2004-05-21 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold, fold_relational_hi_lo,
+ nondestructive_fold_binary_to_constant,
+ fold_read_from_constant_string): Use fold_convert instead of convert.
+ * builtins.c (simplify_builtin, simplify_builtin_strstr,
+ simplify_builtin_strchr, simplify_builtin_strrchr,
+ simplify_builtin_strpbrk): Use fold_convert instead of convert.
+
+2004-05-21 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-flow-inline.h (num_immediate_uses): Don't abort if DF
+ is NULL.
+
+2004-05-21 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
+ override sparc.h definition.
+
+2004-05-20 Roger Sayle <roger@eyesopen.com>
+
+ * tree.c (array_type_nelts, save_expr, substitute_in_expr,
+ get_unwidened, get_narrower): Replace build with build2.
+ * fold-const.c (negate_expr, associate_trees, size_binop,
+ fold_convert, eval_subst, omit_one_operand, invert_truthvalue,
+ pedantic_omit_one_operand, distribute_bit_expr,
+ make_bit_field_ref, optimize_bit_field_compare,
+ decode_field_reference, range_binop, make_range,
+ build_range_check, fold_range_test, fold_truthop,
+ optimize_minmax_comparison, extract_muldiv_1,
+ fold_binary_op_with_conditional_arg, fold_mathfn_compare,
+ fold_inf_compare, fold_single_bit_test, fold,
+ fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
+ Likewise replace build with either build2 or build3.
+
+2004-05-20 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * system.h: Poison NO_RECURSIVE_FUNCTION_CSE.
+ * calls.c (prepare_call_address): Don't test
+ NO_RECURSIVE_FUNCTION_CSE.
+ * config/arc/arc.h (NO_RECURSIVE_FUNCTION_CSE): Don't define.
+ * config/arm/arm.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/avr/avr.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/frv/frv.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/i386/i386.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/ip2k/ip2k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/iq2000/iq2000.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/m32r/m32r.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/m68k/m68k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/mcore/mcore.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/mips/mips.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/stormy16/stormy16.h (NO_RECURSIVE_FUNCTION_CSE):
+ Likewise.
+ * config/xtensa/xtensa.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/sh/sh.h: Remove NO_RECURSIVE_FUNCTION_CSE comment.
+ * doc/tm.texi (Costs): Remove documentation for
+ NO_RECURSIVE_FUNCTION_CSE.
+
+2004-05-20 Paul Brook <paul@codesourcery.com>
+
+ * unwind-dw2-fde.c (get_cie_encoding): Handle dwarf3 CIE format.
+ * unwind-dw2.c (extract_cie_info): Ditto.
+ (_Unwind_FrameState): Change retaddr_column to word type.
+
+2004-05-20 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/3074
+ * fold-const.c (strip_compound_expr): Delete function.
+ (count_cond): Delete function.
+ (fold_binary_op_with_conditional_arg): Only perform transformations
+ "a + (b?c:d) -> b ? a+c : a+d" and "(b?c:d) + a -> b ? c+a : d+a"
+ when a is constant. This greatly simplifies this routine.
+
+ * tree.c (saved_expr_p): Delete function.
+ * tree.h (saved_expr_p): Delete function prototype.
+
+2004-05-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * common.opt (ftree-loop-optimize): Remove.
+
+2004-05-20 Daniel Jacobowitz <dan@debian.org>
+
+ * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET)
+ (NM_FOR_TARGET): Use := and $(shell).
+ (mainversion): Remove unused variable.
+
+2004-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * reorg.c (delete_from_delay_slot): If we have a barrier after the
+ sequence containing the insn to be deleted, always reemit it.
+
+2004-05-20 Richard Henderson <rth@redhat.com>
+
+ PR 15454
+ * tree-nested.c (get_chain_decl): Create a PARM_DECL by hand.
+ * function.c (expand_function_start): Expand static_chain_decl by hand.
+ * gimplify.c (create_tmp_var_name): Export.
+ * tree-gimple.h (create_tmp_var_name): Declare.
+
+2004-05-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * rs6000.c (print_operand) <case 'z'>: Call
+ mark_decl_referenced before assemble_name.
+
+2004-05-20 Zack Weinberg <zack@codesourcery.com>
+
+ * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
+ (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
+ (cgraph_varpool_node): Hash on the pointer to the decl, not
+ the DECL_UID. Fixes 64-bit bootstrap failure.
+
+2004-05-20 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (ite_ne_zeroextractsi, ite_ne_zeroextractsi_shifted): Ensure
+ we don't earlyclobber operands used in the second insn.
+
+2004-05-20 Steven Bosscher <stevenb@suse.de>
+
+ * tree-mudflap.c: Formatting fixes.
+
+2004-05-20 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * Makefile.in (GTFILES): Add $(srcdir)/reload.h.
+ * gengtype.c (open_base_files): Include reload.h in ifiles.
+ * reload.h (reg_equiv_memory_loc_varray): Declare.
+ * reload1.c (reg_equiv_memory_loc_varray): New variable.
+ (init_reload): Initialize it.
+ (reload): Instead of freeing reg_equiv_memory_loc, 'grow'
+ reg_equiv_memory_loc_varray to size 0.
+ * ra.c (reg_alloc): Allocate reg_equiv_memory_loc by
+ growing reg_equiv_memory_loc_varray to the desired size.
+ * passes.c (rest_of_handle_old_regalloc): Likewise.
+ * reload.c: Amend comment on calling init_reload.
+
+2004-05-20 Nick Clifton <nickc@redhat.com>
+
+ * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp'
+ with 'TRAMP' in the body of the macro definition.
+
+2004-05-19 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/15383
+ * config/ia64/ia64.c (ia64_expand_compare): Don't check
+ TARGET_HPUX for TFmode compare. Abort if op0 is in TFmode and
+ cmptf_libfunc isn't set.
+ (ia64_init_libfuncs): Rename TFmode libfuncs using the HPUX
+ conventions.
+ (ia64_sysv4_init_libfuncs): New.
+
+ * config/ia64/sysv4.h (TARGET_INIT_LIBFUNCS): New. Defined as
+ ia64_sysv4_init_libfuncs.
+
+2004-05-20 Falk Hueffner <falk@debian.org>
+
+ PR other/15526
+ * libgcc2.c (__mulvsi3): Fix overflow test.
+
+2004-05-19 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/14171
+ * reg-stack.c (nan): Rename to ...
+ (not_a_num): Here.
+ (reg_to_stack): Rename nan to not_a_num.
+ (subst_stack_regs_pat): Likewise.
+ (convert_regs_entry): Likewise.
+ (convert_regs_1): Likewise.
+
+ * tree-cfg.c (find_case_label_for_value): Replace call to
+ simple_cst_equal with tree_int_cst_equal.
+
+2004-05-19 Jeff Law <law@redhat.com>
+
+ * tree-into-ssa.c (prepare_operand_for_rename): New argument is_use.
+ If the operand is for a use, then strip away the SSA_NAME, do not
+ strip away the SSA_NAME for a set. Never call release_ssa_name.
+ (mark_def_sites): Appropriately pass additional argument to
+ prepare_operand_for_rename. If a VDEF_RESULT is not an SSA_NAME,
+ then set the VDEF_RESULT to the VDEF_OP.
+ (set_def_block): Strip away any SSA_NAME to get to the real
+ underlying variable.
+
+ * tree-ssa-phiopt.c (value_replacement): Handle the case where
+ the desired edge out of COND_BLOCK reaches OTHER_BLOCK rather than
+ BB directly.
+
+2004-05-19 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR c++/15463
+ * loop-iv.c (iv_number_of_iterations): Use trunc_int_for_mode on
+ result of inverse.
+
+ PR rtl-optimization/15274
+ * loop-iv.c (determine_max_iter, shorten_into_mode,
+ iv_number_of_iterations): Handle constants correctly.
+ * rtl.h (get_mode_bounds): Declaration changed.
+ * stor-layout.c (get_mode_bounds): Return a constant suitable for
+ the target mode.
+
+ PR rtl-optimization/14692
+ * loop-unswitch.c (may_unswitch_on): Try folding the result.
+ (unswitch_single_loop): Work correctly when may_unswitch_on
+ returns a folded constant.
+
+ * loop-iv.c (implies_p): Handle A < B ==> A + 1 <= B.
+ * simplify-rtx.c (simplify_const_relational_operation): Optimize
+ comparisons with mode bounds.
+
+ * function.c (struct temp_slot): Add new field prev.
+ (free_after_compilation, init_temp_slots): Free new fields.
+ (cut_slot_from_list, insert_slot_to_list,
+ temp_slots_at_level, max_slot_level, move_slot_to_level,
+ make_slot_available): New functions.
+ (assign_stack_temp_for_type, combine_temp_slots,
+ find_temp_slot_from_address, preserve_temp_slots,
+ preserve_rtl_expr_result, free_temp_slots,
+ free_temps_for_rtl_expr, pop_temp_slots): Work with
+ the new structure of lists.
+ (mark_all_temps_used): Removed.
+ * function.h (struct function): Field x_temp_slots
+ replaced by x_used_temp_slots and x_avail_temp_slots.
+ (temp_slots): Replaced by ...
+ (used_temp_slots, avail_temp_slots): New.
+ * tree.h (mark_all_temps_used): Declaration removed.
+
+ * loop-iv.c (mark_single_set, get_biv_step_1, iv_analyze,
+ simplify_using_assignment): Take the expression out of
+ the expr_list wrapper.
+
+ * loop-iv.c (iv_number_of_iterations): Improve clasification of
+ infinite loops.
+
+2004-05-19 Roger Sayle <roger@eyesopen.com>
+
+ * doc/tm.texi (TARGET_RTX_COSTS): Document that instruction
+ costs should be based on code size when optimizing for size.
+
+2004-05-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * fold-const.c: Remove non-printable character 160.
+
+2004-05-19 Nick Clifton <nickc@redhat.com>
+
+ * doc/invoke.texi (ARM Options): Fix typo.
+ Remove descrption of -mshort-load-bytes and
+ -mno-short-load-bytes.
+
+ * config/ip2k/ip2k.c (ip2k_composite_xexp_not_uses_reg_p): Add
+ missing parenthesis.
+ * config/ip2k/ip2k.c (ip2k_unary_operator): Likewise.
+ * config/ip2k/ip2k.c (ip2k_binary_operator): Likewise.
+
+2004-05-19 Steven Bosscher <stevenb@suse.de>
+
+ * expr.c (store_constructor): Build loop start and end by hand
+ instead of via loop functions from stmt.c.
+ (expand_expr_real_1): Abort if we see an EXIT_EXPR or a LOOP_EXPR.
+ Remove the code to expand them.
+
+ * stmt.c (loop_stack): Remove this and everything related.
+ (struct nesting, enum nesting_desc): Update.
+ (expand_fixup): Likewise.
+ (expand_loop_start, expand_start_loop_continue_elsewhere,
+ expand_start_null_loop, expand_loop_continue_here, expand_end_loop,
+ expand_end_null_loop, expand_continue_loop, expand_exit_loop,
+ expand_exit_loop_if_false, expand_exit_loop_top_cond,
+ expand_exit_something): Remove.
+ * tree.h: Remove prototypes.
+
+2004-05-18 Mike Stump <mrs@apple.com>
+ Devang Patel <dpatel@apple.com>
+
+ * doc/tm.texi (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument to indicate
+ if this label is for eh.
+ * config/darwin-protos.h (darwin_emit_unwind_label): Likewise.
+ * config/darwin.c (darwin_emit_unwind_label): Likewise.
+ * dwarf2out.c (output_call_frame_info): Likewise.
+ * output.h (default_emit_unwind_label): Likewise.
+ * target.h (unwind_label): Likewise.
+ * varasm.c (default_emit_unwind_label): Likewise.
+
+ * config/darwin.h (DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
+ DEBUG_FRAME_SECTION, DEBUG_INFO_SECTION, DEBUG_ABBREV_SECTION,
+ DEBUG_ARANGES_SECTION, DEBUG_MACINFO_SECTION, DEBUG_LINE_SECTION,
+ DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_STR_SECTION,
+ DEBUG_RANGES_SECTION): Define.
+
+2004-05-18 Zack Weinberg <zack@codesourcery.com>
+
+ * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
+ (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
+ (cgraph_varpool_node):
+ Use DECL_UID for the key, not DECL_ASSEMBLER_NAME.
+ (cgraph_function_possibly_inlined_p): Use the decl itself for
+ the key, not DECL_ASSEMBLER_NAME.
+ (change_decl_assembler_name): No need to muck with the hash tables.
+ (cgraph_node_for_identifier, cgraph_varpool_node_for_identifier):
+ Delete.
+ * cgraphunit.c (cgraph_mark_inline_edge): Use the decl itself
+ for the key, not DECL_ASSEMBLER_NAME.
+ * cgraph.h: Remove prototypes of deleted functions.
+ * varasm.c (mark_referenced): Just set TREE_SYMBOL_REFERENCED.
+ (mark_decl_referenced): New function.
+ * tree.h: Prototype mark_decl_referenced.
+ * final.c (output_addr_const) <case SYMBOL_REF>: Call
+ mark_decl_referenced before assemble_name.
+ * c-decl.c (finish_decl): Use mark_decl_referenced.
+
+2004-05-18 Andrew Pinski <pinskia@physics.uc.edu>
+ Jeff Law <law@redhat.com>
+
+ * tree-ssa-phiopt.c (abs_replacement): New function.
+ (empty_block_p): New function extracted from...
+ (candidate_bb_for_phi_optimization): Break out empty block test.
+ (conditional_replacement): Use empty_block_p.
+ (value_replacement): Similarly.
+
+ * Makefile.in (tree-ssa-phiopt.o): Depends on flags.h.
+ * tree-ssa-phiopt.c: Include flags.h.
+ (conditional_replacement): Remove argument names from prototype.
+ Minor formatting and comment fixes.
+ (tree_ssa_phiopt): If conditional_replacement returns false, then
+ call value_replacement.
+ (value_replacement): New function.
+
+2004-05-18 Jeff Law <law@redhat.com>
+
+ * tree-ssa-phiopt.c (replace_phi_with_stmt): New function extracted
+ from conditional_replacement.
+ (candidate_bb_for_phi_optimization): Similarly.
+ (conditional_replacement): Use replace_phi_with_stmt and
+ candidate_bb_for_phi_optimization.
+
+ * tree-ssa-phiopt.c: Fix various formatting issues.
+
+2004-05-18 Steven Bosscher <stevenb@suse.de>
+
+ * config/s390/s390.c (s390_expand_movstr, s390_expand_clrstr,
+ s390_expand_cmpmem): Do not use expand_start_loop and
+ expand_end_loop, instead build the loop manually.
+
+2004-05-18 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (ctrsi_internal3): Delete.
+ (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete.
+
+2004-05-17 Jeff Law <law@redhat.com>
+
+ * toplev.h (flag_delete_null_pointer_checks): Move from here to...
+ * flags.h (flag_delete_null_pointer_checks): Here.
+ * tree-flow.h (cprop_into_successor_phis): Add argument to prototype.
+ * tree-phinodes.c (resize_phi_node): Initialize PHI_ARG_NONZERO.
+ (add_phi_arg, remove_phi_arg_num): Similarly.
+ * tree-ssa-copy.c (cprop_into_successor_phis): Propagate nonzero
+ property into PHI nodes.
+ * tree-ssa-dom.c: Remove redundant inclusion of flags.h.
+ (record_equivalences_from_phis): If all PHI arguments are known to be
+ nonzero, then the result must be nonzero as well.
+ (cprop_into_phis): Pass nonzero_vars bitmap to cprop_into_successor_phis.
+ (record_equivalences_from_stmt): Check flag_delete_null_pointer_checks
+ appropriately. Walk the USE-DEF chains and propagate nonzero property
+ as appropriate.
+ * tree.h (PHI_ARG_NONZERO): Define.
+ (phi_arg_d): Add nonzero flag.
+
+2004-05-17 Zack Weinberg <zack@codesourcery.com>
+
+ * f: Entire directory removed
+
+ * c-common.h (CTI_G77_INTEGER_TYPE, CTI_G77_UINTEGER_TYPE)
+ (CTI_G77_LONGINT_TYPE, CTI_G77_ULONGINT_TYPE)
+ (g77_integer_type_node, g77_uinteger_type_node)
+ (g77_longint_type_node, or g77_ulongint_type_node): Delete.
+ * c-common.c (c_common_nodes_and_builtins): Do not initialize
+ the above set of variables.
+
+ * config/i386/uwin.h: No need to define WIN32_UWIN_TARGET.
+ * doc/invoke.texi, doc/standards.texi: Remove cross-references
+ to g77 manual.
+
+2004-05-17 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/15438
+ * tree-ssa-operands.c (get_expr_operands): Do not treat malloc
+ attributed functions as pure or const.
+
+2004-05-17 Frank Ch. Eigler <fche@redhat.com>
+
+ * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting
+ from source code with errors.
+
+2004-05-17 Ranjit Mathew <rmathew@hotmail.com>
+
+ Enable tree browser for all front ends.
+ * Makefile.in (cc1): Moved @TREEBROWSER@ from here...
+ (BACKEND): ...to here.
+
+2004-05-17 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (construct_container): Do not produce BLKmode registers.
+ (classify_argument): Properly compute alignment of complex types.
+
+2004-05-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/15084
+ * config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
+ and renamed to movdi_insv_1_rex64.
+ (insv): Support SImode for 32bit and DImode for 64bit.
+
+2004-05-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MASK_DEBUG_G, TARGET_DEBUG_G_MODE): Delete.
+ (TARGET_SWITCHES): Remove debugg.
+ * config/mips/mips.md (adddi3, ashldi3, ashrdi3, lshrdi3): Only handle
+ TARGET_64BIT.
+ (subdi3): Replace the define_expand with a define_insn, the latter
+ renamed from subdi3_internal_3.
+ (negdi2): Likewise negdi2_internal_2.
+ (adddi3_internal_[12], subdi3_internal, ashldi3_internal{,2,3})
+ (ashrdi3_internal{,2,3}, lshrdi3_internal{,2,3}): Remove patterns
+ and associated define_splits.
+ (adddi3_internal): Renamed from adddi3_internal_3.
+ (ashldi3_internal): Likewise ashldi3_internal4.
+ (ashrdi3_internal): Likewise ashrdi3_internal4.
+ (lshrdi3_internal): Likewise lshrdi3_internal4.
+
+2004-05-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * optabs.c (expand_unop): Try implementing negation using subtraction
+ from zero.
+
+2004-05-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md: Fix typo from last change. Remove DFmode move to and from
+ SAR register.
+
+2004-05-16 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/10982
+ * arm.md (ne_zeroextractsi): Convert to insn-and-split.
+ (ne_zeroextractsi_shifted): New pattern.
+ (ite_ne_zeroextractsi): New pattern.
+ (ite_ne_zeroextractsi_shifted): New pattern.
+
+2004-05-15 Steven Bosscher <stevenb@suse.de>
+
+ * c-gimplify.c (c_genericize):
+ Replace calls via (*lang_hooks.foo) with lang_hooks.foo.
+ * c-parse.in <expr_no_commas>: Likewise.
+ <if_prefix>: Likewise.
+ <select_or_iter_stmt>: Likewise.
+ * expr.c (expand_var, expand_expr_real_1): Likewise.
+ * expr.h (expand_expr): Make it a static inline function.
+ Move prototype for expand_expr_real up before this.
+ * fold-const.c (fold_relational_hi_lo, fold_relational_const):
+ Likewise.
+ * gimplify.c (gimple_boolify, gimplify_addr_expr,
+ gimplify_asm_expr, gimplify_expr): Likewise.
+ * tree-cfg.c (dump_tree_cfg, dump_cfg_stats, tree_cfg2vcg,
+ dump_function_to_file): Likewise.
+ * tree-dfa.c (dump_immediate_uses, dump_dfa_stats): Likewise.
+ * tree-inline.c (remap_block, save_body, walk_tree): Likewise.
+ * tree-into-ssa.c (dump_tree_ssa): Likewise.
+ * tree-mudflap.c (mf_varname_tree, mf_file_function_line_tree):
+ Likewise.
+ * tree-optimize.c (execute_one_pass): Likewise.
+ * tree-pretty-print.c (dump_generic_bb_buff): Likewise.
+ * tree-ssa-alias.c (dump_alias_stats, dump_alias_info): Likewise.
+
+ * objc/objc-act.c (objc_build_try_enter_fragment,
+ objc_build_try_epilogue, objc_build_catch_stmt,
+ objc_build_finally_prologue): Replace calls via (*lang_hooks.foo)
+ with lang_hooks.foo ().
+
+2004-05-15 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so
+ that simplify_builtin doesn't destructively modify its argument.
+
+2004-05-15 Richard Earnshaw <reanrsha@arm.com>
+
+ * arm/lib1funcs.asm (_lshrdi3, _ashrdi3, _ashldi3): Add ASM
+ implementations for ARM and Thumb.
+ * arm/t-arm-elf (LIB1ASMFUNCS): Use them.
+
+2004-05-15 Thomas Quinot <quinot@act-europe.fr>
+
+ * prefix.c (update_path): Replace PREFIX with KEY only
+ when it matches a full directory name in PATH.
+
+2004-05-15 Richard Earnshaw <reanrsha@arm.com>
+
+ * arm.h (TARGET_APCS_32): Delete.
+ (TARGET_MMU_TRAPS): Delete.
+ (TARGET_CPU_CPP_BUILTINS): Unconditionally define __APCS_32__. Never
+ define __APCS_26__.
+ (CPP_SPEC): Remove checking of -mapcs-{26,32}.
+ (ARM_FLAG_APCS_32, ARM_FLAG_MMU_TRAPS): Delete.
+ (TARGET_SWITCHES): Remove alignment_traps and apcs-{26,32} switches.
+ (prog_mode_type): Delete.
+ (PROMOTE_MODE): Always promote unsigned for HImode.
+ (SECONDARY_INPUT_RELOAD_CLASS): Simplify.
+ (MASK_RETURN_ADDR): Simplify.
+ * arm.c (arm_prgmode): Delete.
+ (arm_override_options, arm_gen_rotated_half_load): Simplify.
+ (print_multi_reg, output_return_instruction): Simplify.
+ (arm_output_epilogue, arm_final_prescan_insn): Simplify.
+ (arm_return_addr): Simplify.
+ * arm.md (prog_mode): Delete.
+ (conds): Simplify.
+ (zero_extendhisi2, extendhisi2, movhi, movhi_bytes): Simplify.
+ (rotated_loadsi, movhi_insn_littleend, movhi_insn_bigend): Delete.
+ (loadhi_si_bigend, loadhi_preinc, loadhi_shiftpreinc): Delete.
+ (loadhi_shiftpredec): Delete.
+ (peephole for post-increment on HImode load): Delete.
+ * arm/crtn.asm: (FUNC_END): Simplify.
+ * arm/lib1funcs.asm: Remove APCS-26 return macros.
+ * arm/aof.h, arm/coff.h arm/elf.h arm/linux-elf.h arm/netbsd-elf.h
+ * arm/netbsd.h arm/pe.h arm/semi.h arm/semiaof.h arm/unknown-elf.h
+ * arm/vxworks.h arm/wince-pe.h: Tidy TARGET_DEFAULTS and
+ MULTILIB_DEFAULTS as required.
+ * arm/t-arm-elf arm/t-linux arm/t-pe arm/t-semi arm/t-wince-pe
+ * arm/t-xscale-coff arm/t-xscale-elf arm/uclinux-elf: Tidy MULTILIB
+ variables as required.
+ * doc/invoke.texi (ARM Options): Remove obsolete flags.
+
+2004-05-15 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_va_arg <ABI_V4>): Don't use
+ UNITS_PER_WORD to calculate gpr size. Re-instate code to set reg
+ count to 8 to handle n_reg > 2.
+
+2004-05-15 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/extend.texi: Update WG14 URL.
+
+2004-05-15 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.h (life_analysis, delete_noop_moves):
+ Update prototypes.
+ * bt-load.c (branch_target_load_optimize): Don't take the
+ insns stream as an argument. Update the life_analysis calls.
+ * combine.c (combine_instructions): Update delete_noop_moves
+ calls.
+ * flow.c (notice_stack_pointer_modification): Don't take the
+ insns stream as an argument. Work on the flow graph.
+ (life_analysis): Likewise.
+ (delete_noop_moves): Likewise.
+ * passes.c (rest_of_handle_stack_regs): Update reg_to_stack call.
+ (rest_of_handle_life): Update life_analysis call.
+ (rest_of_compilation): Likewise, and also update
+ branch_target_load_optimize call.
+ * ra.c (reg_alloc): Update life_analysis call.
+ * reg-stack.c (reg_to_stack): Likewise. Also, don't take
+ the insns stream as an argument.
+ * regrename.c (copyprop_hardreg_forward): Update delete_noop_moves
+ call.
+ * rtl.c (branch_target_load_optimize, reg_to_stack): Update
+ prototypes.
+ * value-profile.c (branch_prob): Update life_analysis call.
+ * web.c (web_main): Work on the CFG, not on the insns stream.
+
+ * config/ip2k/ip2k.c (ip2k_reorg): Update life_analysis calls.
+ * config/m68hc11/m68hc11.c (m68hc11_reorg): Likewise.
+ * config/sh/sh.c (sh_output_mi_thunk): Likewise.
+
+2004-05-15 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/15444
+ * c-format.c (avoid_dollar_number): New function.
+ (check_format_info_main): Call avoid_dollar_number when operand
+ numbers might occur but has_operand_number == 0.
+
+2004-05-14 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (all peephole2 patterns): Use predicates that validate
+ register classes as appropriate.
+
+2004-05-14 Steven Bosscher <stevenb@suse.de>
+
+ PR opt/14472
+ * tree-tailcall.c (process_assignment): Use STRIP_NOPS to
+ ignore type conversions that do not inhibit tail calling.
+ (find_tail_calls): Likewise.
+
+2004-05-14 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't even
+ bother marking bypassed virtuals for out-of-ssa. Instead merge
+ bypassed virtuals into vars_to_rename just before into-ssa pass.
+
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Reorganize
+ so that it picks up more opportunities to eliminate ABS expressions
+ or turn them into negations.
+
+2004-05-14 Steven Bosscher <stevenb@suse.de>
+
+ * passes.c (rest_of_handle_null_pointer): Remove.
+ (rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
+ (rest_of_compilation): Likewise.
+ * rtl.h (delete_null_pointer_checks): Remove prototype.
+ * gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
+ Remove declarations.
+ (get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
+ compute_kill_rd, compute_rd, alloc_avail_expr_mem,
+ free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
+ expr_reaches_here_p, computing_insn, def_reaches_here_p,
+ can_disregard_other_sets, handle_avail_expr, classic_gcse,
+ one_classic_gcse_pass, invalidate_nonnull_info,
+ delete_null_pointer_checks_1, delete_null_pointer_checks,
+ expr_reached_here_p_work): Remove.
+ (gcse_main): Do not perform classic GCSE when optimizing for size.
+ (alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
+ are never used.
+
+2004-05-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR optimization/14466
+ * tree-complex.c (make_temp): Remove.
+ (gimplify_val): Replace make_temp with make_rename_temp
+ and add NULL as the second argument.
+ (expand_complex_div_wide): Likewise.
+ * tree-dfa.c (make_rename_temp): New function.
+ * tree-flow.h (make_rename_temp): Declare.
+ * tree-sra.c (make_temp): Remove.
+ (lookup_scalar): Replace make_temp with make_rename_temp.
+ (create_scalar_copies): Likewise.
+ * tree-ssa-phiopt.c (conditional_replacement): When we
+ get non gimple create a temporary variable to hold the
+ casted expression.
+
+2004-05-14 Paul Brook <paul@codesourcery.com>
+
+ * stor-layout.c (update_alignment_for_field): Use
+ targetm.align_anon_bitfield.
+ * target-def.h (TARGET_ALIGN_ANON_BITFIELD): Define.
+ (TARGET_INITIALIZER): Use it.
+ * target.h (struct gcc_target): Add align_anon_bitfield.
+ * config/arm/arm.c (arm_align_anon_bitfield): New function.
+ (TARGET_ALIGN_ANON_BITFIELD): Define.
+ * doc/tm.texi: Document TARGET_ALIGN_ANON_BITFIELD.
+
+2004-05-13 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.def (documentation): Remove mention of class 'b'.
+ (BLOCK): Now in class 'x'.
+ * c-common.c (verify_tree): Remove case 'b'.
+ * c-typeck.c (same_translation_unit_p): Change 'b' to 'x'.
+ * calls.c (calls_function_1): Control cannot get past the switch
+ when exp is a BLOCK.
+ * print-tree.c (print_node): Move code for class 'b' to the class
+ 'c'/'x' switch, as case BLOCK.
+ * tree.c (tree_size, make_node_stat, tree_node_structure): Likewise.
+ (unsafe_for_reeval, substitute_placeholder_in_expr)
+ (stabilize_reference_1): Remove case 'b'.
+ * tree-browser.c (browse_tree): Change all tests for TREE_CODE_CLASS
+ of something being 'b' to tests for TREE_CODE of something being
+ BLOCK.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+
+2004-05-13 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-gimple.c: Rename from tree-simple.c.
+ * tree-gimple.h: Rename from tree-simple.h.
+ * c-gimplify.c: Rename from c-simplify.c
+ * Makefile.in, c-decl.c, gimple-low.c, gimplify.c,
+ langhooks.c, tree-alias-ander.c, tree-alias-common.c,
+ tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c,
+ tree-into-ssa.c, tree-iterator.c, tree-mudflap.c,
+ tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c,
+ tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c,
+ tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c:
+ Update.
+
+2004-05-14 Ranjit Mathew <rmathew@hotmail.com>
+
+ * doc/sourcebuild.texi: Mention libbanshee and libmudflap.
+
+2004-05-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-ssa.c (delete_tree_ssa): XFREE
+ bitmaps allocated with BITMAP_XMALLOC.
+
+ * tree-ssa-pre.c (execute_pre): Free ephi_use_pool and
+ idfs_cache at the end of the function.
+
+ * tree-ssa-live.c (calculate_live_on_entry): Free saw_def
+ at the end of the function.
+
+ * tree-ssa-dce.c (perform_tree_ssa_dce): Free
+ el at the end of the function.
+
+ * tree-into-ssa.c (insert_phi_nodes_for): XFREE
+ bitmaps allocated with BITMAP_XMALLOC.
+
+ * loop-unswitch.c (unswitch_single_loop): Free bbs at
+ the end.
+
+ * final.c (shorten_branches): Free uid_shuid before
+ reallocating it.
+
+ * bb-reoder.c (connect_traces): Free cold_traces at the end.
+
+2004-05-13 Jeff Law <law@redhat.com>
+
+ * tree-ssa-live.c (calculate_live_on_entry): Ignore virtual
+ variables. Simplify slightly by using USE_OP/DEF_OP instead
+ of USE_OP_PTR/DEF_OP_PTR and dereferencing the result.
+
+ * tree-into-ssa.c (compute_global_livein): Use EXECUTE_IF_SET_IN_BITMAP
+ rather than iterating through the blocks testing each bit in
+ livein to initialize the worklist.
+ (mark_def_sites): Remove useless checks of KILLS for virtual
+ operands.
+
+ * tree-ssa-forwprop.c (record_single_argument_cond_exprs): Accept
+ new parameters for the statement and variable worklist as well
+ as a bitmap of interesting SSA_NAMEs. Walk over the statement
+ worklist recording interesting variables in the variable worklist
+ and bitmap. Handle casts between integral and boolean types.
+ (substitute_single_use_vars): Accept new parameters for the statement
+ and variable worklist. When a substitution is made add a new
+ entry to the statement worklist. Handle casts between integral
+ and boolean types.
+ (tree_ssa_forward_propagate_single_use_vars): Rework to pass
+ worklists to children. Iterate until the statement worklist
+ is empty.
+
+2004-05-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-outof-ssa.c (rewrite_vars_out_of_ssa): Free map at
+ the end of the block.
+
+ * tree-into-ssa.c (def_blocks_free): XFREE bitmaps allocated
+ with BITMAP_XMALLOC.
+
+ * tree-ssa-alias.c (delete_alias_info): XFREE bitmaps allocated
+ with BITMAP_XMALLOC.
+
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize):
+ Free nonzero_vars at the end of the function.
+
+ * convert.c (convert_to_integer): Make a CONVERT_EXPR when there is a
+ need to generate code instead of a NOP_EXPR.
+
+2004-05-13 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * gcc.c (default_compilers): Fill out initializers for new Fortran
+ entries.
+
+2004-05-13 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define.
+
+2004-05-13 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_default_short_enums): New function.
+ (TARGET_DEFAULT_SHORT_ENUMS): Define.
+
+2004-05-13 Diego Novillo <dnovillo@redhat.com>
+
+ Merge from tree-ssa-20020619-branch.
+
+ * Makefile.in (reload1.o-warn): Add.
+ (tree-alias-ander.o-warn): Add.
+ (GMPLIBS): Define.
+ (GMPINC): Define.
+ (BANSHEELIB): Define.
+ (BANSHEEINC): Define.
+ (TREE_DUMP_H): Define.
+ (TREE_SIMPLE_H): Define.
+ (TREE_FLOW_H): Define.
+ (LIBDEPS): Add BANSHEELIB.
+ (INCLUDES): Add BANSHEEINC and GMPINC.
+ (C_AND_OBJC_OBJS): Add c-simplify.o, tree-mudflap.o,
+ c-mudflap.o and c-pretty-print.o.
+ (C_OBJS): Remove c-pretty-print.o.
+ (OBJS-common): Remove sibcall.o.
+ Add tree-cfg.o, tree-dfa.o, tree-eh.o,
+ tree-ssa.o, tree-optimize.o, tree-simple.o,
+ tree-alias-type.o, gimplify.o, tree-pretty-print.o,
+ tree-into-ssa.o, tree-outof-ssa.o, tree-alias-common.o,
+ tree-ssa-ccp.o, @ANDER@, tree-ssa-dce.o, tree-ssa-copy.o,
+ tree-nrv.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
+ tree-ssa-live.o, tree-ssa-operands.o, tree-ssa-alias.o,
+ tree-ssa-phiopt.o, tree-ssa-forwprop.o, tree-nested.o,
+ tree-ssa-dse.o, tree-ssa-dom.o, domwalk.o,
+ tree-tailcall.o, gimple-low.o, tree-iterator.o,
+ tree-phinodes.o, tree-ssanames.o, tree-sra.o,
+ tree-complex.o, tree-ssa-loop.o, rtl-profile.o and
+ tree-profile.o.
+ (OBJC-archive): Add tree-nomudflap.o.
+ (cc1): Add dependency on @TREEBROWSER@.
+ (c-decl.o): Add dependency on TREE_DUMP_H.
+ (c-dump.o): Likewise.
+ (c-common.o): Add dependency on tree-iterator.h
+ (c-pretty-print.o): Add dependency on DIAGNOSTIC_H.
+ (gtype-desc.o): Add dependency on TREE_FLOW_H.
+ (tree.o): Add dependency on tree-iterator.h,
+ BASIC_BLOCK_H and TREE_FLOW_H.
+ (tree-dump.o): Depend on TREE_DUMP_H instead of tree-dump.h.
+ (langhooks.o): Add dependency on TREE_SIMPLE_H.
+ (tree-alias-type.o, tree-alias-ander.o,
+ tree-alias-common.o, tree-ssa.o, tree-into-ssa.o,
+ tree-outof-ssa.o, tree-ssa-dse.o, tree-ssa-forwprop.o,
+ tree-ssa-phiopt.o, tree-nrv.o, tree-ssa-copy.o,
+ tree-ssa-dom.o, tree-ssanames.o, tree-phinodes.o,
+ domwalk.o, tree-ssa-live.o, tree-ssa-copyrename.o,
+ tree-ssa-pre.o, tree-cfg.o, tree-tailcall.o,
+ tree-nested.o, tree-iterator.o, tree-dfa.o,
+ tree-ssa-operands.o, tree-eh.o, tree-ssa-loop.o,
+ tree-ssa-alias.o, tree-optimize.o, c-simplify.o,
+ gimplify.o, gimple-low.o, tree-browser.o, tree-simple.o,
+ tree-mudflap.o, c-mudflap.o, tree-nomudflap.o,
+ tree-pretty-print.o, tree-ssa-dce.o, tree-ssa-ccp.o,
+ tree-sra.o, tree-complex.o, tree-profile.o,
+ rtl-profile.o): New rules.
+ (function.o): Add dependency on basic-block.h
+ (expr.o): Add dependency on tree-iterator.h.
+ (sibcall.o): Remove.
+ (profile.o): Depend on TREE_FLOW_H instead of TREE_H.
+ (cfg.o): Add dependency on TIMEVAR_H.
+ (cfghooks.o): Add dependency on TREE_FLOW_H.
+ (reg-stack.o): Add dependency on basic-block.h.
+ (GTFILES): Add hwint.h, tree-mudflaph.c, tree-flow.h,
+ c-objc-common.c, c-common.c, c-parse.in, tree-ssanames.c,
+ tree-eh.c, tree-phinodes.c, tree-cfg.c, tree-dfa.c,
+ tree-ssa-ccp.c, tree-iterator.c, gimplify.c,
+ tree-alias-type.h, tree-alias-common.h,
+ tree-alias-type.c, tree-alias-common.c,
+ tree-ssa-operands.h, tree-ssa-operands.c, tree-profile.c,
+ rtl-profile.c and tree-nested.c.
+ (gt-tree-alias-common.h, gt-tree-mudflap.h,
+ gt-tree-ssa-ccp.h, gt-tree-eh.h, gt-tree-ssanames.h,
+ gt-tree-iterator.h, gt-gimplify.h, gt-tree-phinodes.h,
+ gt-tree-cfg.h, gt-tree-nested.h): New rules.
+ (TEXI_GCCINT_FILES): Add cfg.texi and tree-ssa.texi.
+ * basic-block.h: Include predict.h
+ (struct edge_def): Add GTY marker.
+ Change field 'insns' to be a union of tree and rtx.
+ (EDGE_TRUE_VALUE): Define.
+ (EDGE_FALSE_VALUE): Define.
+ (EDGE_EXECUTABLE): Define.
+ (struct bb_ann_d): Forward declare.
+ (struct basic_block_def): Add GTY marker.
+ Remove fields head_tree and end_tree.
+ Add fields stmt_list, rbi and tree_annotations.
+ (struct reorder_block_def): Define.
+ (basic_block_info): Add GTY marker.
+ (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Change to global
+ variables instead of macros.
+ (flow_call_edges_add): Remove declaration.
+ (make_eh_edge): Remove declaration.
+ (brief_dump_cfg, find_edge, tree_predicted_by_p,
+ rtl_predicted_by_p, tree_predict_edge, rtl_predict_edge,
+ predict_edge_def, rtl_make_eh_edge, find_basic_blocks,
+ cleanup_cfg, delete_unreachable_blocks, merge_seq_blocks,
+ alloc_rbi_pool, initialize_bb_rbi, free_rbi_pool): Declare.
+ (try_redirect_by_replacing_jump): Modfiy return type to
+ edge instead of bool.
+ * bb-reorder.c (copy_bb): Call duplicate_block
+ instead of cfg_layout_duplicate_bb.
+ (copy_bb_p): Call can_duplicate_block_p instead of
+ cfg_layout_can_duplicate_bb_p.
+ * bitmap.c (bitmap_first_set_bit): Abort if word
+ wasn't found.
+ (bitmap_last_set_bit): Likewise.
+ * builtin-types.def (DEF_FUNCTION_TYPE_2): Add
+ (DEF_FUNCTION_TYPE_3): Add.
+ * builtins.c (c_strlen): Make extern.
+ (builtin_save_expr): New.
+ (expand_builtin_nonlocal_goto): New.
+ (expand_builtin_constant_p): Remove.
+ (expand_builtin_mathfn): Call builtin_save_expr instead
+ of save_expr.
+ (expand_builtin_mathfn_2): Likewise.
+ (expand_builtin_strcmp): Likewise.
+ (expand_builtin_strncmp): Likewise.
+ (expand_builtin_strcat): Likewise.
+ (fold_builtin_cabs): Likewise.
+ (expand_builtin_alloca): Don't trigger if -fmudflap is
+ given.
+ (build_string_literal): Set TREE_INVARIANT on new node.
+ (expand_builtin_profile_fun): New.
+ (round_trampoline_addr): New.
+ (expand_builtin_init_trampoline): New.
+ (expand_builtin_adjust_trampoline): New.
+ (expand_builtin) <BUILT_IN_NEXT_ARG>: Call simplify_builtin_next_arg.
+ <BUILT_IN_CONSTANT_P>: Return const0_rtx;
+ <BUILT_IN_STACK_ALLOC, BUILT_IN_STACK_SAVE,
+ BUILT_IN_STACK_RESTORE, BUILT_IN_NONLOCAL_GOTO,
+ BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT,
+ BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE>:
+ Handle.
+ (fold_builtin_expect): New.
+ (fold_builtin_isascii): Don't return non-constant results
+ in GIMPLE form.
+ (fold_builtin_isdigit): Likewise.
+ (fold_builtin_1): New.
+ (fold_builtin): Call it.
+ (build_function_call_expr): Update call to build a new
+ CALL_EXPR.
+ (purge_builtin_constant_p): Remove.
+ (simplify_builtin, simplify_builtin_memcmp,
+ simplify_builtin_strcmp, simplify_builtin_strncmp,
+ simplify_builtin_strpbrk, simplify_builtin_strstr,
+ simplify_builtin_strchr, simplify_builtin_strrchr,
+ simplify_builtin_strcat, simplify_builtin_strncat,
+ simplify_builtin_strspn, simplify_builtin_strcspn,
+ simplify_builtin_next_arg, simplify_builtin_va_start,
+ simplify_builtin_sprintf): New.
+ * builtins.def (BUILT_IN_STACK_ALLOC,
+ BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE,
+ BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE,
+ BUILT_IN_NONLOCAL_GOTO, BUILT_IN_PROFILE_FUNC_ENTER,
+ BUILT_IN_PROFILE_FUNC_EXIT): Define.
+ * c-common.c: Include tree-iterator.h and hashtab.h.
+ (lang_statement_code_p): Declare.
+ (lang_gimplify_stmt): Declare.
+ (fix_string_type): Set TREE_INVARIANT for value.
+ (pointer_int_sum): Rely on build to set TREE_CONSTANT.
+ (c_type_hash): New.
+ (c_common_get_alias_set): Handle multiple type nodes
+ referring to "the same" type, currently for C90 only.
+ (c_add_case_label): Use create_artificial_label.
+ (finish_label_address_expr): Don't set TREE_CONSTANT on
+ result.
+ (c_expand_expr): Don't handle STMT_EXPR.
+ (handle_alias_attribute): Marke aliased variables to be
+ TREE_STATIC.
+ (handle_nonnull_attribute): Initialize arg_num.
+ (check_function_nonnull): Likewise.
+ (c_walk_subtrees): New.
+ (c_estimate_num_insns_1): Don't handle
+ EXPR_WITH_FILE_LOCATION nor FILE_STMT.
+ (c_decl_uninit_1): Remove.
+ (c_decl_uninit): Remove.
+ (c_warn_unused_result): New.
+ * c-common.def (ASM_STMT): Change number of operands
+ to 4.
+ (FILE_STMT): Remove.
+ * c-common.h (lang_expand_stmt, lang_expand_decl_stmt):
+ Remove.
+ (lang_gimplify_stmt): Add.
+ (expand_stmt): Remove.
+ (ASM_CV_QUAL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
+ ASM_CLOBBERS, STMT_EXPR_WARN_UNUSED_RESULT,
+ ASM_VOLATILE_P, FILE_STMT_FILENAME_NODE,
+ FILE_STMT_FILENAME, STMT_LINENO, STMT_LINENO_FOR_FN_P,
+ ASM_INPUT_P, DECL_C_HARD_REGISTER): Remove.
+ (genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
+ genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
+ genrtl_while_stmt, genrtl_do_stmt, genrtl_return_stmt,
+ genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt,
+ genrtl_scope_stmt, genrtl_switch_stmt, genrtl_case_label,
+ genrtl_compound_stmt, genrtl_asm_stmt,
+ genrtl_cleanup_stmt, c_decl_uninit): Remove.
+ (c_do_switch_warnings, c_gimplify_expr, c_walk_subtrees,
+ c_tree_chain_matters_p, c_warn_unused_result,
+ c_genericize, c_gimplify_stmt, stmt_expr_last_stmt):
+ Declare.
+ * c-convert.c (convert): Make convert work when
+ converting to compatible types across translation unit.
+ * c-decl.c: Include langhooks.h, tree-mudflap.h,
+ tree-simple.h, diagnostic.h and tree-dump.h
+ (merge_decls): Initialize oldtype to NULL.
+ (finish_decl): Use DECL_HARD_REGISTER instead of
+ DECL_C_HARD_REGISTER.
+ (check_bitfield_type_and_width): Check for null
+ lang_type_specific when check the precision of an enum.
+ (grokdeclarator): Immediately layout an ARRAY_TYPE used
+ in a pointer-to-array declarator.
+ (finish_struct): Clear allocated struct lang_type.
+ (finish_enum): Set enum_min and enum_max. Set
+ TYPE_MIN/MAX_VALUE to the limits of the compatible type,
+ not to the enumerators.
+ (set_decl_nonlocal): New.
+ (store_parm_decls): Use it via walk_tree.
+ (c_finalize): New.
+ (finish_function): When !targetm.have_ctors_dtors,
+ record static constructors and destructors here...
+ (c_expand_body_1): ... not here.
+ (c_expand_decl): Rename from c_expand_decl_stmt.
+ Handle all C-specific expansion semantics.
+ * c-dump.c (dump_stmt): Use EXPR_LOCUS instead of
+ STMT_LINENO.
+ * c-format.c (handle_format_arg_attribute): Initialize
+ format_num.
+ * c-lang.c: Include tree-inline.h
+ (LANG_HOOKS_EXPAND_DECL,
+ LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+ LANG_HOOKS_TREE_INLINING_WALK_SUBTREES,
+ LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P,
+ LANG_HOOKS_GIMPLIFY_EXPR, LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
+ (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
+ LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): Remove.
+ (c_types_compatible_p): New.
+ * c-mudflap.c: New file.
+ * c-objc-common.c: Include tree-mudflap.h
+ (start_cdtor, finish_cdtor): Collapse
+ together into
+ (build_cdtor): ...here. Update to construct a complete tree
+ for the function. No need to call push_scope, pop_scope, or
+ clear_last_expr, or set current_function_cannot_inline.
+ (c_missing_noreturn_ok_p): Change prototype to return
+ bool.
+ (c_objc_common_init): Don't set lang_missing_noreturn_ok_p.
+ * c-opts.c (c_common_handle_option): Move handling of -fdump- to
+ opts.c.
+ (c_common_post_options): Don't ever use rtl inlining.
+ * c-parse.in: Use EXPR_LOCUS instead of STMT_LINENO.
+ * c-pragma.c (handle_pragma_redefine_extname): Define
+ always.
+ (init_pragma): Activate #pragma redefine_extname for mudflap.
+ * c-pretty-print.c (pp_c_statement): Remove FILE_STMT.
+ (pp_c_initializer): Accept any type CONSTRUCTOR.
+ (pp_c_initializer_list): Fix code expectations for VECTOR_TYPE and
+ COMPLEX_TYPE.
+ (decl_name_str): New local function.
+ (pp_c_direct_declarator): Call it.
+ (pp_c_primary_expression): Call it.
+ (pp_c_id_expression): Call it.
+ (pp_c_statement): Call it.
+ (print_c_tree): Create new pp object.
+ * c-pretty-print.h (pp_c_tree_decl_identifier,
+ print_c_tree): Declare.
+ * c-semantics.c: Include langhooks.h
+ (lang_expand_stmt, lang_expand_decl_stmt,
+ find_reachable_label_1, find_reachable_label,
+ expand_unreachable_if_stmt, expand_unreachable_stmt,
+ genrtl_do_stmt_1): Remove.
+ (begin_stmt_tree): Don't check for changed filename.
+ Call annotate_with_locus.
+ (finish_stmt_tree): Don't set line for end of function.
+ (build_stmt): Don't check type nodes for
+ side effects.
+ (build_stmt): Set TREE_SIDE_EFFECTS.
+ Set EXPR_LOCUS instead of STMT_LINENO.
+ (lang_expand_stmt, lang_expand_decl_stmt,
+ expand_cond, genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
+ genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
+ genrtl_while_stmt, genrtl_do_stmt_1, genrtl_do_stmt,
+ genrtl_return_stmt, genrtl_for_stmt, genrtl_break_stmt,
+ genrtl_continue_stmt, genrtl_scope_stmt, genrtl_switch_stmt,
+ genrtl_case_label, genrtl_compound_stmt, genrtl_asm_stmt,
+ genrtl_cleanup_stmt, expand_stmt, find_reachable_label,
+ find_reachable_label_1, expand_unreachable_if_stmt,
+ expand_unreachable_stmt): Remove.
+ (prep_stmt): Use EXPR_LOCUS instead of STMT_LINENO.
+ * c-simplify.c: New file.
+ * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Define.
+ (struct lang_type): Add fields enum_min and enum_max.
+ (c_expand_decl_stmt, c_missing_noreturn_ok_p): Remove.
+ (c_expand_decl, c_missing_noreturn_ok_p,
+ c_types_compatible_p): Declare.
+ * c-typeck.c (tagged_types_tu_compatible_p): Allow for
+ compiler-generated TYPE_DECLs without a DECL_ORIGINAL_TYPE.
+ (default_function_array_conversion): Rely on build to
+ set TREE_CONSTANT.
+ (parser_build_binary_op, pointer_diff): Likewise.
+ (build_unary_op, build_binary_op): Likewise.
+ (build_array_ref):
+ (build_external_ref): Set TREE_INVARIANT.
+ (build_c_cast, pop_init_level): Likewise.
+ (process_init_element): Use ASM_VOLATILE_P.
+ (build_asm_expr): Adapt to GENERIC/GIMPLE syntax.
+ (c_finish_case): Call c_do_switch_warnings.
+ * c.opt (fdump-): Remove.
+ * calls.c (try_to_integrate): Remove.
+ (prepare_call_address): Replace fndecl arg with a
+ precomputed static chain value.
+ (emit_call_1): New argument for full call expr.
+ (flags_from_decl_or_type): Call special_function_p.
+ (initialize_argument_information): Add argument
+ may_tailcall.
+ (purge_reg_equiv_notes): New.
+ (expand_call): Do not try to expand calls inline.
+ (fixup_tail_calls): New.
+ * cfg.c: Include timevar.h and ggc.h.
+ (bb_pool, edge_pool): Remove.
+ (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Declare.
+ (entry_exit_blocks): Remove.
+ (rbi_pool): Declare.
+ (init_flow): Do not create pools.
+ Allocate entry/exit block.
+ (free_edge, alloc_block, expunge_block, unchecked_make_edge): Use GGC.
+ (alloc_rbi_pool, free_rbi_pool, initialize_bb_rbi): New.
+ (unlink_block): Clear b->prev_bb and b->next_bb.
+ (compact_blocks): Clear all slots of BASIC_BLOCK array.
+ (dump_flow_info): Work on trees too.
+ (dump_cfg_bb_info): New.
+ (brief_dump_cfg): New.
+ * cfganal.c (need_fake_edge_p, flow_call_edges_add): Remove.
+ (find_edge): New.
+ * cfgbuild.c (rtl_make_eh_edge): Rename from
+ make_eh_edge. Update all users.
+ (find_basic_blocks): Don't call VARRAY_FREE on
+ basic_block_info.
+ * cfgcleanup.c (outgoing_edges_match): Initialize newpos1
+ and newpos2.
+ (delete_unreachable_blocks): Return changed status.
+ (merge_seq_blocks): New.
+ * cfghooks.c: Include tree-flow.h
+ (tree_register_cfg_hooks, ir_type): New.
+ (redirect_edge_and_branch): Change return type to edge.
+ (predict_edge, predicted_by_p, can_duplicate_block_p,
+ duplicate_block, block_ends_with_call_p,
+ block_ends_with_condjump_p, flow_call_edges_add): New.
+ * cfghooks.h (redirect_edge_and_branch): Change return
+ type to edge.
+ (predict_edge, predicted_by_p, can_duplicate_block_p,
+ duplicate_block, block_ends_with_call_p,
+ block_ends_with_condjump_p, flow_call_edges_add): Declare.
+ (redirect_edge_and_branch): Change return type to edge.
+ (struct cfg_hooks): Add fields block_ends_with_call_p,
+ block_ends_with_condjump_p, flow_call_edges_add,
+ predict_edge, predicted_by_p, can_duplicate_block_p and
+ duplicate_block.
+ (tree_cfg_hooks, ir_type, tree_register_cfg_hooks): Declare.
+ * cfglayout.c (cfg_layout_pool, cfg_layout_initialize_rbi): Removed.
+ (fixup_reorder_chain): Use initialize_bb_rbi.
+ (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Hookized.
+ (cfg_layout_initialize): Use cfg.c rbi pool manipulation functions.
+ (can_copy_bbs_p, copy_bbs): Use cfghooks for bb duplication.
+ (insn_locators_initialize): Use new info about blocks.
+ * cfglayout.h (typedef struct reorder_block_def): Moved to
+ basic_block.h.
+ (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Declaration
+ removed.
+ * cfgloop.c: Include tree.h and tree-flow.h.
+ * cfgloop.h (create_loop_notes): Declare.
+ * cfgloopmanip.c (create_loop_notes): New.
+ * cfgrtl.c (cfg_layout_create_basic_block): Use initialize_bb_rbi.
+ (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Fill in can_duplicate_block_p
+ and duplicate_block fields.
+ (create_basic_block_structure): Don't look at
+ RTX_INTEGRATED_P.
+ (rtl_block_ends_with_call_p): New.
+ (rtl_block_ends_with_condjump_p): New.
+ (need_fake_edge_p): Moved from cfganal.c.
+ (rtl_flow_call_edges_add): Moved from cfganal.c (flow_call_edges_add).
+ (rtl_cfg_hooks): Add rtl_block_ends_with_call_p,
+ rtl_block_ends_with_condjump_p, rtl_flow_call_edges_add.
+ (cfg_layout_rtl_cfg_hooks): Ditto.
+ * cgraph.c (cgraph_mark_reachable_node): Don't force nested
+ functions to be reachable.
+ * cgraphunit.c (decide_is_function_needed):
+ * cgraphunit.c (decide_is_function_needed): Nested functions of extern
+ inline functions don't need to be output.
+ (cgraph_assemble_pending_functions): Don't do anything
+ special for nested functions.
+ (cgraph_mark_functions_to_output): Likewise.
+ (cgraph_finalize_function): Don't zap DECL_STRUCT_FUNCTION.
+ (cgraph_analyze_function): Use estimate_num_insns.
+ (cgraph_mark_functions_to_output): Likewise.
+ (cgraph_estimate_growth, cgraph_clone_inlined_nodes): Likewise.
+ (cgraph_expand_function): Allow functions to not be
+ emitted.
+ (cgraph_remove_unreachable_nodes):
+ (cgraph_recursive_inlining_p): Simplify.
+ (lookup_recursive_calls,
+ cgraph_decide_recursive_inlining): New.
+ (cgraph_decide_inlining_*): Update calls of
+ cgraph_mark_inline.
+ * combine.c (get_pos_from_mask): Always set *plen.
+ * common.opt (fdump-, fmudflap, fmudflapth, fmudflapir,
+ ftree-based-profiling, ftree-ccp, ftree-ch,
+ ftree-combine-temps, ftree-copyrename, ftree-dce,
+ ftree-dominator-opts, ftree-dse, ftree-loop-optimize,
+ ftree-points-to, ftree-pre, ftree-sra, ftree-ter,
+ ftree-lrs): Add.
+ * config.in (HAVE_LD_PIE, HAVE_BANSHEE, PREFIX_INCLUDE_DIR):
+ Undefine.
+ * configure.ac: Add --enable-tree-browser option.
+ Add --with-libbanshee option.
+ Add GMPLIBS and GMPINC.
+ * configure: Regenerate.
+ * coverage.c (tree_ctr_tables): New.
+ (coverage_counter_alloc): Use it.
+ (build_ctr_info_value): Ditto.
+ (coverage_counter_ref): Ditto. Rename to rtl_coverage_counter_ref.
+ (tree_coverage_counter_ref): New.
+ * coverage.h (coverage_counter_ref): Remove declaration.
+ (rtl_coverage_counter_ref): Declare.
+ (tree_coverage_counter_ref): Declare.
+ * cppexp.c (append_digit): Rearrange unsignedp/overflow setting.
+ (eval_token, num_binary_op, num_part_mul, num_div_op): Likewise.
+ * cse.c (fold_rtx): Do not handle CONSTANT_P_RTX.
+ (struct cse_basic_block_data): Rename enum values to not
+ conflict with profile.h; update all uses.
+ * dbxout.c (dbxout_symbol_location): Don't mention integrate.c
+ in comments.
+ * defaults.h (TRAMPOLINE_ALIGNMENT): Move from function.c.
+ * diagnostic.h (debug_output_buffer, dump_generic_node,
+ print_generic_stmt, print_generic_stmt_indented,
+ print_generic_expr, print_generic_decl,
+ debug_generic_expr, debug_generic_stmt, debug_c_tree):
+ Declare.
+ * dominance.c: Cache immediate dominators.
+ * domwalk.c: New file.
+ * domwalk.h: New file.
+ * dwarf2out.c (is_fortran): Support DW_LANG_Fortran95.
+ (gen_subprogram_die): Generate a DIE for a named
+ return value.
+ (loc_descriptor_from_tree): Treat RESULT_DECL like VAR_DECL.
+ (add_location_or_const_value_attribute): Likewise.
+ (add_bound_info): Likewise.
+ (gen_decl_die): Likewise.
+ * emit-rtl.c (maybe_set_first_label_num): New.
+ (copy_most_rtx): Don't copy the integrated flag.
+ Copy the new return_val flag.
+ * et-forest.c (MAX_NODES): Define.
+ (record_path_before_1): Abort if len is greater than
+ MAX_NODES.
+ * except.c (gen_eh_region, gen_eh_region_cleanup, gen_eh_region_try,
+ gen_eh_region_catch, gen_eh_region_allowed,
+ gen_eh_region_must_not_throw, get_eh_region_number,
+ get_eh_region_may_contain_throw, get_eh_region_tree_label,
+ set_eh_region_tree_label, expand_resx_expr): New.
+ (expand_eh_region_start, expand_start_catch): Use them.
+ (expand_end_catch): Tidy.
+ (note_eh_region_may_contain_throw): Take region argument.
+ (note_current_region_may_contain_throw): New.
+ (get_exception_filter): Export.
+ (collect_eh_region_array): Export.
+ (remove_unreachable_regions): Check ERT_TRY based on reachability
+ of catches, not reachability of continue_label. Never remove
+ ERT_MUST_NOT_THROW regions.
+ (collect_rtl_labels_from_trees): New.
+ (convert_from_eh_region_ranges): Use it.
+ (connect_post_landing_pads): Handle dying cleanups.
+ (struct reachable_info): Add callback data.
+ (add_reachable_handler): Invoke the callback.
+ (foreach_reachable_handler): New.
+ (reachable_handlers): Use it.
+ (arh_to_landing_pad, arh_to_label): New.
+ (can_throw_internal_1): Split out from can_throw_internal.
+ (can_throw_external_1): Similarly.
+ * except.h: Update.
+ * explow.c (emit_stack_save): Remove savearea mode check.
+ (update_nonlocal_goto_save_area): New.
+ (allocate_dynamic_stack_space): Use it.
+ (probe_stack_range): Never emit loop notes.
+ * expmed.c (extract_fixed_bit_field): Always propagate the
+ target for the shift if it is a REG.
+ * expr.c: Include tree-iterator.h
+ (is_zeros_p): Remove.
+ (categorize_ctor_elements_1, categorize_ctor_elements): New.
+ (count_type_elements): New.
+ (mostly_zeros_p): Use them.
+ (expr_wfl_stack): Remove.
+ (convert_move): Do nothing if to and from are the same.
+ (emit_block_move_via_loop): Don't emit LOOP notes.
+ (emit_move_insn): Don't handle CONSTANT_P_RTX.
+ (emit_move_insn_1): Don't generate inline warnings.
+ (expand_vars, expand_var): Split from ...
+ (expand_expr_1): ... here.
+ (expand_expr_real, expand_expr_real_1): Use new macros
+ EXPR_LOCATION and EXPR_HAS_LOCATION.
+ * expr.h (simplify_builtin_fputs,
+ simplify_builtin_strcpy, simplify_builtin_strncpy,
+ expand_var, fixup_tail_calls,
+ update_nonlocal_goto_save_area): Declare.
+ (lookup_static_chain, expand_inline_function,
+ mark_seen_cases): Remove.
+ (prepare_call_address): Change type of 2nd argument to
+ rtx.
+ * final.c (profile_function): Update static chain test.
+ (final): Don't look at RTX_INTEGRATED_P.
+ * flags.h (flag_mudflap, flag_mudflap_threads,
+ flag_mudflap_ignore_reads, flag_tree_pre, flag_tree_ccp,
+ flag_tree_dce, flag_tree_combine_temps,
+ flag_tree_live_range_split, flag_tree_dom, flag_tree_ch,
+ flag_tree_dse, flag_tree_sra, flag_tree_copyrename,
+ flag_tree_points_to): Declare.
+ (enum pta_type): Declare.
+ * flow.c (lang_missing_noreturn_ok_p): Remove.
+ (check_function_return_warnings): Remove.
+ (update_life_info): Update comments.
+ (free_basic_block_vars): Don't call VARRAY_FREE for
+ basic_block_info.
+ (regno_uninitialized): Remove.
+ * fold-const.c (int_const_binop): Make extern.
+ (non_lvalue): Rely on build to set TREE_CONSTANT.
+ (operand_equal_p): Replace only_const argument with
+ flags. Allow pure functions if OEP_PURE_SAME.
+ (fold): Use OEP_ONLY_CONST.
+ (invert_truthvalue) <NOP_EXPR> Break if argument is of
+ boolean type.
+ (fold_relational_hi_lo,
+ nondestructive_fold_binary_to_constant,
+ nondestructive_fold_unary_to_constant,
+ fold_read_from_constant_string): New.
+ * function.c (struct function): Remove calls_constant_p.
+ (current_function_calls_constant_p): Remove.
+ (inline_function_decl): Remove.
+ (put_var_into_stack): Don't use it.
+ (fix_lexical_addr): Likewise.
+ (inline_function_decl): Remove extern declaration.
+ (TRAMPOLINE_ALIGNMENT): Move to defaults.h.
+ (trampolines_created): Move to varasm.c.
+ (free_after_compilation): Update for removed fields.
+ (allocate_struct_function): Likewise.
+ (delete_handlers, lookup_static_chain): Remove.
+ (fix_lexical_addr): Don't consider non-local variable refs.
+ (trampoline_address): Remove.
+ (round_trampoline_addr): Move to builtins.c.
+ (adjust_trampoline_addr): Remove.
+ (expand_function_start): Update for changes to static chain
+ and nonlocal goto handling.
+ (initial_trampoline): Move to varasm.c.
+ (expand_function_end): Don't build trampolines or kill
+ unreferenced nonlocal goto labels.
+ (free_after_compilation): Don't set it.
+ (expand_function_end): Likewise.
+ (setjmp_vars_warning): Rename from
+ uninitialized_vars_warning, remove uninitialized vars warning.
+ (uninitialized_vars_warning): Remove old comment
+ and check for DECL_INITIAL, replace with a check of TREE_NO_WARNING
+ and do not call the langhook.
+ (expand_function_start, expand_function_end): Don't do
+ function instrumentation here.
+ (clear_block_marks): Rename from reorder_blocks_0, export.
+ (blocks_nreverse): Export.
+ (uninitialized_vars_warning): Use DECL_RTL_SET_P to test for presence
+ of rtl.
+ (reset_block_changes, record_block_change, finalize_block_changes,
+ check_block_change, free_block_changes): New functions.
+ (assign_parms): Setting of current_function_stdarg
+ moved ...
+ (allocate_struct_function): ... here.
+ * function.h (struct function): Remove x_nonlocal_labels,
+ x_nonlocal_goto_handler_slots, x_nonlocal_goto_stack_level,
+ x_context_display, x_trampoline_list, needs_context.
+ Add static_chain_decl, nonlocal_goto_save_area.
+ (struct function): Remove x_clobber_return_insn.
+ Add tail_call_emit field, last_label_uid,
+ unexpanded_var_list, dont_emit_block_notes,
+ ib_boundaries_block, function_end_locus and saved_tree/saved_args.
+ (clear_block_marks): Declare.
+ * gcc.c (MFWRAP_SPEC, MFLIB_SPEC): Add -fmudflapth support.
+ (mfwrap_spec, mflib_spec): Declare.
+ (cpp_unique_options, cc1_options): Ditto.
+ (default_compilers): Add .F and .f90.
+ (static_specs): Add mfwrap and mflib.
+ * gcse.c (want_to_gcse_p, gcse_constant_p): Don't handle
+ CONSTANT_RTX_P.
+ (reg_used_on_edge, reg_killed_on_edge, bypass_block):
+ Update to match insns field in struct edge_def.
+ * gdbinit.in (pgs, pge): Define.
+ * genattrtab.c (ATTR_PERMANENT_P): Use the return_val flag
+ instead of the integrated flag.
+ * gengtype-lex.l (IWOrD): Add HOST_WIDEST_INT
+ * gengtype-yacc.y (bitfieldlen): Add empty action.
+ (struct_fields): Accept unnamed bitfields.
+ (bitfieldlen): Split from ...
+ (bitfieldopt): ... here.
+ * gengtype.c (ifiles): Add tree-alias-type.h and
+ tree-flow.h.
+ * genrecog.c (validate_pattern): Do not handle
+ CONSTANT_P_RTX.
+ * gimple-low.c: New file.
+ * gimplify.c: New file.
+ * haifa-sched.c (priority): Do not handle CONSTANT_P_RTX.
+ (restore_line_notes): Do not set RTX_INTEGRATED_P.
+ * ifcvt.c (dead_or_predicable): Initialize local variable
+ 'earliest'.
+ * input.h (expr_wfl_stack): Remove.
+ * integrate.c (INTEGRATE_THRESHOLD): Remove.
+ (setup_initial_hard_reg_value_integration): Likewise.
+ (initialize_for_inline): Likewise.
+ (note_modified_parmregs): Likewise.
+ (integrate_parm_decls): Likewise.
+ (process_reg_param): Likewise.
+ (save_parm_insns): Likewise.
+ (copy_insn_list): Likewise.
+ (copy_insn_notes): Likewise.
+ (compare_blocks): Likewise.
+ (find_block): Likewise.
+ (inlining): Likewise.
+ (function_cannot_inline_p): Likewise.
+ (parmdecl_map): Likewise.
+ (in_nonparam_insns): Likewise.
+ (save_for_inline): Likewise.
+ (FIXED_BASE_PLUS): Likewise.
+ (expand_inline_function): Likewise.
+ (copy_rtx_and_substitute): Don't look at map->integrating,
+ map->inline_target, and inlining, since we are never copying
+ for integrating.
+ Don't abort on RTX_INTEGRATED_P.
+ (old_fun): Remove.
+ (output_inline_function): Remove.
+ * integrate.h (struct inline_map): Remove fields integrating,
+ block_map, leaf_reg_map, inline_target, and local_return_label.
+ * jump.c (next_nonnote_insn_in_loop, duplicate_loop_exit_test,
+ copy_loop_headers, never_reached_warning): Removed.
+ (any_uncondjump_p): Reject nonlocal goto.
+ * langhooks-def.h (lhd_types_compatible_p,
+ lhd_expand_decl, lhd_gimplify_expr): Declare.
+ (LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
+ LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED,
+ LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+ LANG_HOOKS_GIMPLIFY_EXPR,
+ LANG_HOOKS_GIMPLE_BEFORE_INLINING,
+ LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
+ LANG_HOOKS_GIMPLIFY_EXPR,
+ LANG_HOOKS_GIMPLE_BEFORE_INLINING): Define.
+ (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_START,
+ LANG_HOOKS_RTL_EXPAND_STMT, LANG_HOOKS_RTL_EXPAND_END,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED,
+ LANG_HOOKS_RTL_EXPAND_INITIALIZER,
+ LANG_HOOKS_DECL_UNINIT,
+ LANG_HOOKS_RTL_EXPAND_INITIALIZER): Remove.
+ * langhooks.c: Include tree-simple.h.
+ (lhd_expand_decl): New.
+ (lhd_types_compatible_p): New.
+ (lhd_decl_uninit): Remove.
+ (lhd_gimplify_expr): New.
+ * langhooks.h (struct lang_hooks_for_rtl_expansion):
+ Remove.
+ (struct lang_hooks_for_functions): Add field
+ missing_noreturn_ok_p.
+ (struct lang_hooks): Add field expand_decl,
+ types_compatible_p, gimplify_expr and
+ gimple_before_inlining.
+ Remove fields decl_uninit and rtl_expand
+ * opts.c (decode_options): Set flag_tree_ccp,
+ flag_tree_dce, flag_tree_dom, flag_tree_dse,
+ flag_tree_pre, flag_tree_ter,
+ flag_tree_live_range_split, flag_tree_sra,
+ flag_tree_copyrename and flag_tree_ch at -O1 and higher.
+ (common_handle_option): Handle OPT_fdump_, OPT_fmudflap,
+ OPT_fmudflapth, OPT_fmudflapir,
+ OPT_ftree_based_profiling, OPT_ftree_ccp, OPT_ftree_dce,
+ OPT_ftree_combine_temps, OPT_ftree_ter, OPT_ftree_lrs,
+ OPT_ftree_dominator_opts, OPT_ftree_copyrename,
+ OPT_ftree_ch, OPT_ftree_dse, OPT_ftree_sra,
+ OPT_ftree_points_to_ and OPT_ftree_pre.
+ * output.h (regno_uninitialized, find_basic_blocks,
+ cleanup_cfg, delete_unreachable_blocks,
+ check_function_return_warnings): Remove.
+ * params.def (PARAM_MAX_INLINE_INSNS_RECURSIVE,
+ PARAM_MAX_INLINE_INSNS_RECURSIVE_AUTO,
+ PARAM_MAX_INLINE_RECURSIVE_DEPTH,
+ PARAM_MAX_INLINE_RECURSIVE_DEPTH_AUTO,
+ PARAM_GLOBAL_VAR_THRESHOLD, PARAM_MAX_ALIASED_VOPS):
+ * params.h (GLOBAL_VAR_THRESHOLD, MAX_ALIASED_VOPS):
+ Define.
+ * passes.c (rest_of_decl_compilation):
+ (rest_of_handle_sibling_calls): Remove.
+ (rest_of_handle_inlining): Remove.
+ (rest_of_handle_gcse): Do not run
+ purge_builtin_constant_p.
+ (rest_of_compilation): Update.
+ Do not call copy_loop_headers.
+ Do rtl-based profiling only when
+ !flag_tree_based_profiling. Register rtl-based profiling
+ hooks.
+ * predict.c: Include tree-flow.h, ggc.h, tree-dump.h
+ (predicted_by_p): Rename to ...
+ (rtl_predicted_by_p): .. this one; make global
+ (tree_predicted_by_p): New.
+ (dump_prediction): Add FILE argument.
+ (predict_edge): Rename to ...
+ (rtl_predict_edge): .. this one.
+ (tree_predict_edge): New.
+ (combine_predictions_for_insn): Update calls of predict_edge.
+ (predict_loops): Break out from ...
+ (estimate_probability): ... here; update comments; move updating
+ of unknown probabilities from ...
+ (estimate_bb_frequencies): ... here.
+ (combine_predictions_for_bb): New.
+ (tree_predict_by_opcode): New.
+ (tree_estimate_probability): New.
+ * predict.def (PRED_TREE_POINTER, PRED_TREE_OPCODE_POSITIVE,
+ PRED_TREE_OPCODE_NONEQUAL, PRED_TREE_FPOPCODE): New predictors.
+ * predict.h: Add include guard.
+ (predict_edge, predict_edge_def): Move prototypes to basic_block.h
+ * pretty-print.c (pp_write_text_to_stream): Make extern.
+ * pretty-print.h (pp_write_text_to_stream): Declare.
+ * print-rtl.c (print_rtx): Don't print the integrated flag.
+ Print the return_val flag.
+ * print-tree.c: Use TREE_FILENAME and TREE_LINENO instead
+ of DECL_SOURCE_FILE and DECL_SOURCE_LINE respectively.
+ Remove support for EXPR_WITH_FILE_LOCATION nodes.
+ (print_node): Print TREE_INVARIANT and TREE_VISITED.
+ * profile.c: Include cfghooks.h, tree-flow.h.
+ (profile_hooks): New.
+ (profile_dump_file): New.
+ (instrument_edges): Use hooks instead of RTL-specific code.
+ (instrument_values): Ditto.
+ (get_exec_counts): Ditto.
+ (compute_branch_probabilities): Ditto.
+ (compute_value_histograms): Ditto.
+ (branch_prob): Ditto.
+ (find_spanning_tree): Ditto.
+ (end_branch_prob): Ditto.
+ (gen_edge_profiler): Move to rtl-profile.c (rtl_gen_edge_profiler).
+ (gen_interval_profiler): Ditto (rtl_gen_interval_profiler).
+ (gen_pow2_profiler): Ditto (rtl_gen_pow2_profiler).
+ (gen_one_value_profiler): Ditto (rtl_gen_one_value_profiler).
+ (tree_register_profile_hooks): New.
+ (rtl_register_profile_hooks): New.
+ * ra-rewrite.c (rewrite_program): Clear variable info.
+ * recog.c (immediate_operand): Do not handle CONSTANT_P_RTX.
+ * regs.h: Add include guards.
+ * reload.c (decompose): Clear val using memset.
+ * rtl.def (CONSTANT_P_RTX): Remove.
+ * rtl.h (CONSTANT_P): Do not handle CONSTANT_P_RTX.
+ (copy_loop_headers): Remove.
+ (struct rtx_def): Replace the integrated flag with the
+ return_val flag.
+ (maybe_set_first_label_num): Declare.
+ (init_branch_prob): Move declaration to value-prof.h.
+ (end_branch_prob): Ditto.
+ (branch_prob): Ditto.
+ (never_reached_warning): Don't declare it.
+ * rtlanal.c (get_related_value): Initialize get_jump_table_offset
+ (hoist_insn_to_edge): Update to match field insns in
+ struct edge_def.
+ * sbitmap.c (sbitmap_realloc): New.
+ * sbitmap.h (sbitmap_realloc): Declare.
+ * sibcall.c: Remove file.
+ * simplify-rtx.c (simplify_rtx): Do not handle
+ CONSTANT_P_RTX.
+ * stmt.c (parse_output_constraint): Don't warn for read-write
+ memory operand.
+ (tail_recursion_args): Use types_compatible_p langhook.
+ (force_label_rtx): Don't look at inline_function_decl.
+ (label_rtx): Set LABEL_PRESERVE_P appropriately.
+ (expand_label): Handle DECL_NONLOCAL and FORCED_LABEL.
+ (declare_nonlocal_label): Remove.
+ (expand_goto): Don't handle nonlocal gotos.
+ (expand_nl_handler_label): Remove.
+ (expand_nl_goto_receivers): Remove.
+ (expand_end_bindings): Don't expand_nl_goto_receivers. Use
+ update_nonlocal_goto_save_area.
+ (expand_expr_stmt_value): Check TREE_NO_WARNING.
+ (warn_if_unused_value): Likewise.
+ (expand_start_loop, expand_loop_continue_here,
+ expand_end_loop): Don't create loop notes.
+ (all_cases_count, BITARRAY_TEST, BITARRAY_SET,
+ mark_seen_cases, check_for_full_enumeration_handling): Remove.
+ (expand_end_case_type): Don't do warn_switch handling.
+ (pushcase, pushcase_range) Update add_case_node calls.
+ (add_case_node): Add dont_expand_label argument.
+ (same_case_target_p): Don't search rtl.
+ (expand_start_bindings_and_block, expand_end_bindings):
+ Don't emit block notes when dont_emit_block_notes.
+ (using_eh_for_cleanups_p): Export.
+ (expand_return): Allow any typed rhs.
+ (expand_stack_alloc): New.
+ (expand_stack_save, expand_stack_restore): New.
+ (containing_blocks_have_cleanups_or_stack_level): New
+ function.
+ (asm_op_is_mem_input): New fn.
+ (expand_asm_expr): New fn.
+ (warn_if_unused_value): Check operand 0 of SAVE_EXPR
+ nodes.
+ * stor-layout.c (layout_type): Just return if type is
+ error_mark_node.
+ (update_alignment_for_field): Export.
+ (variable_size): We don't care about global_bindings_p if
+ the frontend doesn't want a list of the expressions.
+ * system.h: Poison INTEGRATE_THRESHOLD.
+ * timevar.def (TV_TREE_GIMPLIFY, TV_TREE_EH, TV_TREE_CFG,
+ TV_TREE_CLEANUP_CFG, TV_TREE_PTA, TV_TREE_MAY_ALIAS,
+ TV_TREE_INSERT_PHI_NODES, TV_TREE_SSA_REWRITE_BLOCKS,
+ TV_TREE_SSA_OTHER, TV_TREE_OPS,
+ TV_TREE_SSA_DOMINATOR_OPTS, TV_TREE_SRA, TV_TREE_CCP,
+ TV_TREE_SPLIT_EDGES, TV_TREE_PRE, TV_TREE_PHIOPT,
+ TV_TREE_FORWPROP, TV_TREE_DCE, TV_TREE_CD_DCE,
+ TV_TREE_DSE, TV_TREE_LOOP, TV_TREE_CH,
+ TV_TREE_SSA_TO_NORMAL, TV_TREE_SSA_TO_NORMAL,
+ TV_TREE_NRV, TV_TREE_COPY_RENAME, TV_TREE_SSA_VERIFY,
+ TV_TREE_STMT_VERIFY, TV_DOM_FRONTIERS,
+ TV_CONTROL_DEPENDENCES): Define.
+ * toplev.c: Include tree-alias-common.h
+ (current_file_decl, flag_mudflap, flag_mudflap_threads,
+ flag_mudflap_ignore_reads, flag_tree_based_profiling,
+ flag_tree_gvn, flag_tree_points_to, flag_tree_ccp,
+ flag_tree_dce, flag_tree_ch, flag_tree_sra,
+ flag_tree_combine_temps, flag_tree_ter,
+ flag_tree_live_range_split, flag_tree_dom,
+ flag_tree_copyrename, flag_tree_dse): Declare.
+ (f_options): Add tree-based-profiling, tree-gvn,
+ tree-pre, tree-ccp, tree-dce,
+ tree-dominator-opts, tree-copyrename, tree-dse,
+ tree-combine-temps, tree-ter, tree-lrs and tree-ch.
+ (wrapup_global_declarations): Don't output nested inlined functions.
+ (general_init): Call init_tree_optimization_passes.
+ (process_options): Sorry for -ftree-based-profiling plus
+ -ftest-coverage or -fprofile-values.
+ * toplev.h (init_tree_optimization_passes,
+ flag_tree_based_profiling): Declare.
+ * tracer.c (tail_duplicate): Use cfghooks for bb duplication.
+ * tree-alias-ander.c: New file.
+ * tree-alias-ander.h: New file.
+ * tree-alias-common.c: New file.
+ * tree-alias-common.h: New file.
+ * tree-alias-type.c: New file.
+ * tree-alias-type.h: New file.
+ * tree-browser.c: New file.
+ * tree-browser.def: New file.
+ * tree-cfg.c: New file.
+ * tree-complex.c: New file.
+ * tree-dfa.c: New file.
+ * tree-dump.c (dump_enable_all): New.
+ (dequeue_and_dump): Do not handle EXPR_WITH_FILE_LOCATION.
+ (dump_node): Remove const from field suffix and swtch.
+ (dump_files): Add null entry, .generic, .nested, .vcg,
+ .xml and a match-all entry.
+ (extra_dump_files, extra_dump_files_in_use,
+ extra_dump_files_alloced): Declare
+ (dump_option_value_info): Add raw, details, stats,
+ blocks, vops, lineno, uid and all.
+ (dump_register): New.
+ (get_dump_file_info): New.
+ (dump_begin): Call it.
+ Do nothing for TDI_none.
+ (dump_begin): Include phase number in dump filename.
+ (dump_enable_all): New.
+ (dump_switch_p_1): Split out from dump_switch_p.
+ (dump_switch_p): Handle extra_dump_files.
+ Start our scan at TDI_none + 1.
+ If -fdump-tree-all was given, call dump_enable_all.
+ * tree-dump.h: Include splay-tree.h.
+ (dump_function, dump_function_to_file, dump_register):
+ Declare.
+ * tree-eh.c: New file.
+ * tree-flow-inline.h: New file.
+ * tree-flow.h: New file.
+ * tree-inline.c: Re-write to handle inlining on GIMPLE.
+ * tree-inline.h (walk_tree,
+ walk_tree_without_duplicates): Move to tree.h.
+ (estimate_num_insns): Declare.
+ * tree-into-ssa.c: New file.
+ * tree-iterator.c: New file.
+ * tree-iterator.h: New file.
+ * tree-mudflap.c: New file.
+ * tree-mudflap.h: New file.
+ * tree-nested.c: New file.
+ * tree-nomudflap.c: New file.
+ * tree-nrv.c: New file.
+ * tree-optimize.c (dump_flags, vars_to_rename,
+ in_gimple_form, all_passes, pass_gimple,
+ pass_rebuild_bind, pass_all_optimizations, pass_del_cfg): Declare.
+ (execute_gimple, execute_rebuild_bind,
+ gate_all_optimizations, execute_del_cfg,
+ register_one_dump_file, register_dump_files, dup_pass_1,
+ init_tree_optimization_passes, execute_todo,
+ execute_one_pass, execute_pass_list): New.
+ (clear_decl_rtl): Remove.
+ (tree_rest_of_compilation): Update to use tree
+ optimizers.
+ * tree-outof-ssa.c: New file.
+ * tree-pass.h: New file.
+ * tree-phinodes.c: New file.
+ * tree-pretty-print.c: New file.
+ * tree-profile.c: New file.
+ * tree-simple.c: New file.
+ * tree-simple.h: New file.
+ * tree-sra.c: New file.
+ * tree-ssa-alias.c: New file.
+ * tree-ssa-ccp.c: New file.
+ * tree-ssa-copy.c: New file.
+ * tree-ssa-copyrename.c: New file.
+ * tree-ssa-dce.c: New file.
+ * tree-ssa-dom.c: New file.
+ * tree-ssa-dse.c: New file.
+ * tree-ssa-forwprop.c: New file.
+ * tree-ssa-live.c: New file.
+ * tree-ssa-live.h: New file.
+ * tree-ssa-loop.c: New file.
+ * tree-ssa-operands.c: New file.
+ * tree-ssa-operands.h: New file.
+ * tree-ssa-phiopt.c: New file.
+ * tree-ssa-pre.c: New file.
+ * tree-ssa.c: New file.
+ * tree-ssanames.c: New file.
+ * tree-tailcall.c: New file.
+ * tree.c: Include tree-iterator.h, basic-block.h and
+ tree-flow.h.
+ (tree_node_kind): Add phi_nodes and ssa names.
+ (tree_size): Handle PHI_NODE, EPHI_NODE, SSA_NAME,
+ EUSE_NODE, EKILL_NODE, EEXIT_NODE and STATEMENT_LIST.
+ (make_node_stat): Handle PHI_NODE and SSA_NAME.
+ <'c'> Set TREE_INVARIANT.
+ (copy_node_stat): Abort if trying to copy a
+ STATEMENT_LIST.
+ Clear TREE_VISITED.
+ Clear annotation field.
+ (build_constructor): Copy TREE_INVARIANT from vals.
+ Don't clear TREE_CONSTANT.
+ (expr_first, expr_last, expr_length): Remove.
+ (staticp): Pass unknown component references to the language.
+ (save_expr): Check TREE_INVARIANT instead of TREE_CONSTANT.
+ (skip_simple_arithmetic): Likewise.
+ (stabilize_reference_1): Likewise.
+ (tree_node_structure): Handle PHI_NODE, EPHI_NODE,
+ EUSE_NODE, EKILL_NODE, EEXIT_NODE, SSA_NAME and
+ STATEMENT_LIST.
+ (lhd_unsave_expr_now): Remove.
+ (unsafe_for_reeval): Handle LABEL_EXPR and BIND_EXPR.
+ (recompute_tree_invarant_for_addr_expr): New.
+ (build1_stat): Clear EXPR_LOCUS and TREE_BLOCK.
+ Call recompute_tree_invarant_for_addr_expr.
+ Set TREE_INVARIANT accordingly.
+ (build2_stat): Don't handle CALL_EXPR.
+ (build3_stat): Don't call build2_stat for CALL_EXPRs.
+ (build_expr_wfl): Remove.
+ (annotate_with_file_line, annotate_with_locus): New.
+ (simple_cst_equal): Call simple_cst_list_equal to compare
+ CONSTRUCTOR_ELTS pointers.
+ (iterative_hash_expr): Don't hash types associated
+ with conversions. Instead hash on the signedness of the
+ toplevel object and the operand of the conversion.
+ (dump_tree_statistics): Call ssanames_print_statistics
+ and phinodes_print_statistics.
+ (ephi_node_elt_check_failed, phi_node_elt_check_failed,
+ add_var_to_bind_expr, build_empty_stmt, is_essa_node,
+ needs_to_live_in_memory): New.
+ (initializer_zerop): Handle VECTOR_CST. Don't check
+ AGGREGATE_TYPE_P for CONSTRUCTOR.
+ * tree.def (FILTER_EXPR, CASE_LABEL_EXPR, RESX_EXPR,
+ SSA_NAME, EUSE_NODE, EKILL_NODE, EPHI_NODE, EEXIT_NODE,
+ PHI_NODE, CATCH_EXPR, EH_FILTER_EXPR, STATEMENT_LIST): Define.
+ (GOTO_SUBROUTINE_EXPR): Change type to 's'.
+ (CALL_EXPR): Add another operand.
+ (EXPR_WITH_FILE_LOCATION): Remove.
+ (SWITCH_EXPR): Add another operand.
+ * tree.h: Update various comments.
+ (union tree_ann_d): Forward declare.
+ (struct tree_common): Add fields nowarning_flag,
+ invariant_flag and visited.
+ (EREF_NODE_CHECK, EPHI_NODE_ELT_CHECK,
+ PHI_NODE_ELT_CHECK, EREF_NODE_CHECK, PHI_NODE_ELT_CHECK,
+ EPHI_NODE_ELT_CHECK, TREE_BLOCK,
+ STRIP_USELESS_TYPE_CONVERSION, CALL_EXPR_TAILCALL,
+ TREE_NO_WARNING, FORCED_LABEL, TREE_INVARIANT,
+ IS_EMPTY_STMT, EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME,
+ EXPR_LINENO, EXPR_LOCATION, EXPR_HAS_LOCATION,
+ EXIT_EXPR_COND, SWITCH_COND, SWITCH_BODY, SWITCH_LABELS,
+ CASE_LOW, CASE_HIGH, CASE_LABEL, BIND_EXPR_VARS,
+ BIND_EXPR_BODY, BIND_EXPR_BLOCK, GOTO_DESTINATION,
+ ASM_STRING, ASM_OUTPUTS, ASM_INPUTS, ASM_CLOBBERS,
+ ASM_INPUT_P, ASM_VOLATILE_P, COND_EXPR_COND,
+ COND_EXPR_THEN, COND_EXPR_ELSE, LABEL_EXPR_LABEL,
+ CATCH_TYPES, CATCH_BODY, EH_FILTER_TYPES,
+ EH_FILTER_FAILURE, EH_FILTER_MUST_NOT_THROW,
+ SSA_NAME_VAR, SSA_NAME_DEF_STMT, SSA_NAME_VERSION,
+ SSA_NAME_OCCURS_IN_ABNORMAL_PHI, SSA_NAME_IN_FREE_LIST,
+ PHI_RESULT, PHI_REWRITTEN, PHI_NUM_ARGS,
+ PHI_ARG_CAPACITY, PHI_ARG_ELT, PHI_ARG_EDGE, PHI_ARG_DEF,
+ EREF_PROCESSED, EREF_ID, EREF_NAME, EREF_STMT,
+ EREF_RELOAD, EREF_SAVE, EREF_CLASS, EREF_INJURED,
+ EREF_TEMP, EUSE_DEF, EUSE_PHIOP, EUSE_INSERTED,
+ EUSE_LVAL, EPHI_NUM_ARGS, EPHI_ARG_CAPACITY,
+ EPHI_ARG_ELT, EPHI_ARG_EDGE, EPHI_ARG_PRED, EPHI_ARG_DEF,
+ EPHI_ARG_INJURED, EPHI_ARG_DELAYED_RENAME,
+ EPHI_ARG_HAS_REAL_USE, EPHI_ARG_STOPS,
+ EPHI_ARG_PROCESSED2, EPHI_IDENTITY, EPHI_IDENT_INJURED,
+ EPHI_REP_OCCUR_KNOWN, EPHI_IDENTICAL_TO, EPHI_DOWNSAFE,
+ EPHI_CANT_BE_AVAIL, EPHI_DEAD, EPHI_USES, EPHI_STOPS,
+ TREE_VISITED, SSA_VAR_P, DECL_NUM_STMTS,
+ DECL_HARD_REGISTER, DECL_PTA_ALIASVAR, LABEL_DECL_UID,
+ DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL,
+ STATEMENT_LIST_HEAD, STATEMENT_LIST_TAIL, TDF_RAW,
+ TDF_DETAILS, TDF_STATS, TDF_BLOCKS, TDF_VOPS, TDF_LINENO,
+ TDF_UID,): Define.
+ (TREE_NO_UNUSED_WARNING, EXPR_WFL_EMIT_LINE_NOTE,
+ EXPR_WFL_NODE, EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME,
+ EXPR_WFL_LINECOL, EXPR_WFL_LINENO, EXPR_WFL_COLNO,
+ EXPR_WFL_SET_LINECOL): Remove.
+ (phi_node_elt_check_failed, ephi_node_elt_check_failed,
+ make_phi_node, init_phinodes, fini_phinodes,
+ release_phi_node, phinodes_print_statistics,
+ init_ssanames, fini_ssanames, make_ssa_name,
+ release_ssa_name, ssanames_print_statistics,
+ annotate_with_file_line, build_empty_stmt,
+ annotate_with_locus, expr_only, categorize_ctor_elements,
+ count_type_elements, add_var_to_bind_expr, is_essa_node,
+ expand_stack_alloc, expand_stack_save,
+ expand_stack_restore, add_case_node, operand_equal_p,
+ nondestructive_fold_unary_to_constant,
+ nondestructive_fold_binary_to_constant,
+ fold_read_from_constant_string, int_const_binop,
+ strip_float_extensions, simplify_builtin, c_strlen,
+ recompute_tree_invarant_for_addr_expr,
+ needs_to_live_in_memory, make_vector,
+ setjmp_vars_warning, update_alignment_for_field,
+ expand_asm_expr, asm_op_is_mem_input,
+ containing_blocks_have_cleanups_or_stack_level,
+ create_artificial_label, gimplify_function_tree,
+ get_name, unshare_expr, walk_tree,
+ walk_tree_without_duplicates, in_gimple_form): Declare.
+ (struct tree_exp): Add fields locus and block.
+ (struct tree_ssa_name, struct edge_def, struct
+ tree_phi_node, struct tree_eref_common, struct
+ tree_euse_node, struct ephi_arg_d, struct tree_ephi_node,
+ union alias_var_def, struct tree_statement_list_node,
+ struct tree_statement_list, enum operand_equal_flag): Declare.
+ (enum tree_node_structure_enum): Add TS_SSA_NAME,
+ TS_PHI_NODE, TS_EPHI_NODE, TS_EUSE_NODE, TS_EREF_NODE,
+ TS_STATEMENT_LIST.
+ (union tree_node): Add fields ssa_name, phi, eref, ephi,
+ euse and stmt_list.
+ (function_cannot_inline_p, uninitialized_vars_warning,
+ save_for_inline, output_inline_function, all_cases_count,
+ check_for_full_enumeration_handling,
+ declare_nonlocal_label): Remove.
+ (enum tree_dump_index): Add TDI_none, TDI_tu,
+ TDI_generic, TDI_nested, TDI_vcg, TDI_xml.
+ * unroll.c (unroll_loop): Don't clear map->inline_target.
+ * unwind-sjlj.c (uw_install_context): Make a proper static inline
+ function.
+ * value-prof.c (value_prof_hooks): New.
+ (find_values_to_profile): Rename to rtl_find_values_to_profile.
+ Move rtl-specific bits in from branch_prob.
+ (value_profile_transformations): Rename to
+ rtl_value_profile_transformations.
+ (struct value_prof_hooks): New.
+ (rtl_value_prof_hooks): New.
+ (rtl_register_value_prof_hooks): New.
+ (tree_find_values_to_profile): New stub.
+ (tree_value_profile_transformations): New stub.
+ (tree_value_prof_hooks): New stub.
+ (tree_register_value_prof_hooks): New stub.
+ (find_values_to_profile): New.
+ (value_profile_transformations): New.
+ * value-prof.h: Add multiple inclusion guard.
+ (struct histogram_value): Change rtx fields to void *.
+ (rtl_register_value_prof_hooks): New declaration.
+ (tree_register_value_prof_hooks): New declaration.
+ (find_values_to_profile): New declaration.
+ (free_profiled_values): New declaration.
+ (value_profile_transformations): New declaration.
+ (struct profile_hooks): New declaration.
+ (init_branch_prob): Declaration moved from rtl.h.
+ (branch_prob): Declaration moved from rtl.h.
+ (end_branch_prob): Declaration mooved from rtl.h.
+ (tree_register_profile_hooks): New declaration.
+ (rtl_register_profile_hooks): New declaration.
+ (tree_profile_hooks): New declaration.
+ (rtl_profile_hooks): New declaration.
+ * varasm.c: Include tree-mudflap.h.
+ (TRAMPOLINE_ALIGNMENT): Remove.
+ (make_decl_rtl): Call mudflap_enqueue_decl.
+ (assemble_static_space):
+ (assemble_trampoline_template): Set and return
+ TRAMPOLINE_ALIGNMENT.
+ * varray.c (element): Add GENERIC_PTR_NOGC entry.
+ Add entry for 'tree *'.
+ Add entry for struct edge_def *.
+ (varray_copy): New.
+ * varray.h (enum varray_data_enum): Add
+ VARRAY_DATA_GENERIC_NOGC, VARRAY_DATA_EDGE and
+ VARRAY_DATA_TREE_PTR.
+ (union varray_data_tag): Corresponding changes.
+ (VARRAY_GENERIC_PTR_NOGC_INIT, VARRAY_EDGE_INIT,
+ VARRAY_TREE_PTR_INIT, VARRAY_GENERIC_PTR_NOGC,
+ VARRAY_EDGE, VARRAY_TREE_PTR,
+ VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_EDGE,
+ VARRAY_PUSH_TREE_PTR, VARRAY_TOP_GENERIC_PTR_NOGC,
+ VARRAY_TOP_EDGE, VARRAY_TOP_TREE_PTR): Define.
+
+ * config/*/*: Various updates for changed macros, tree
+ codes, etc. Check ChangeLog.tree-ssa.
+
+ * doc/cfg.texi: New file.
+ * doc/tree-ssa.texi: New file.
+ * doc/c-tree.texi: Document new codes.
+ * doc/gccint.texi: Include new files.
+ * doc/install.texi: Document new features.
+ * doc/invoke.texi: Document new switches.
+ * doc/passes.texi: Document new passes.
+ * doc/rtl.texi: Update changed RTL codes.
+ * doc/sourcebuild.texi: Update build instructions.
+ * doc/standards.texi: Document Fortran changes.
+ * doc/tm.texi: Update.
+
+2004-05-12 Paolo Bonzini <bonzini@gnu.org>
+
+ Replace several arrays with a struct of arrays.
+ * combine.c (struct reg_stat): New.
+ (init_reg_last_arrays): Renamed to...
+ (init_reg_last): ...this. Callers adjusted.
+ (reg_stat): New.
+ (combine_instructions): Allocate it and use it.
+ (reg_last_death, reg_last_set, reg_last_set_value,
+ reg_last_set_label, reg_last_set_table_tick,
+ reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
+ reg_last_set_mode, reg_last_set_nonzero_bits,
+ reg_last_set_sign_bit_copies): Replace throughout
+ with items of reg_stat.
+
+2004-05-11 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR optimization/15100
+ * combine.c (distribute_notes): Don't create a dangling
+ REG_LIBCALL/REG_RETVAL note.
+
+2004-05-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md (spe_evneg): Rename to negv2si2.
+
+ * config/rs6000/rs6000.c (bdesc_1arg): Change spe_evneg to
+ negv2si2.
+
+2004-05-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/md.texi (Standard Names): Fix typo in vec_init description.
+
+2004-05-11 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/gty.texi (GTY Options): Clarify example.
+
+2004-05-11 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
+ Add const qualifier to altivec vector type if one is needed.
+
+2004-05-11 Paul Brook <paul@codesourcery.com>
+
+ * flags.h (flag_short_enums): Update comment.
+ * opts.c (decode_options): Set flag_short_enums to 2.
+ * toplev.c (flag_short_enums): Update comment.
+ (process_options): Call default_short_enums target hook.
+
+2004-05-11 Andrew Pinski <pinskia@gcc.gnu.org>
+
+ PR target/14063
+ * config/rs6000/altivec.md (altivec_dssall):
+ Change to unspec_volatile.
+ (altivec_dss): Likewise.
+
+2004-05-10 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.md ("one_cmplv16qi2"): Change vnot to
+ vnor.
+ ("one_cmplv8hi2"): Same.
+ ("one_cmplv4si2"): Same.
+
+2004-05-10 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/15130
+ * config/sh/sh-protos.h (sh_expand_epilogue): Change prototype.
+ * config/sh/sh.c (output_stack_adjust): Take the sibcall epilogue
+ into account. Compute the correct number of general registers
+ for the return value. Generate a special push/pop sequence when
+ failing to get a temporary register for non SHmedia epilogue.
+ (sh_expand_epilogue): Add an argument to show whether it's for
+ sibcall or not. Set the 3rd argument of output_stack_adjust to
+ -1 if needed.
+ (sh_need_epilogue): Call sh_expand_epilogue with 0.
+ * config/sh/sh.md (sibcall_epilogue): Call sh_expand_epilogue
+ with 1.
+ (epilogue): Call sh_expand_epilogue with 0.
+
+2004-05-10 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * gcse.c (eliminate_partially_redundant_loads): Instead of returning early,
+ goto a cleanup label. After the cleanup, free the allocated memory.
+
+2004-05-10 Ziemowit Laski <zlaski@apple.com>
+
+ * config/rs6000/altivec.h (vec_sld): Add overloads for
+ argument/return types of 'vector bool int', 'vector bool short'
+ and 'vector bool char'.
+
+2004-05-10 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (store_parm_decls_newstyle): Correct test for a
+ nested function.
+
+2004-05-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * read-rtl.c (read_rtx): Allow 's' and 'T' strings to be omitted,
+ treating missing ones as "".
+ * config/mips/mips.md: Remove constraints from match_operands and
+ match_scratches if they appear in define_expands (except reload*),
+ define_peephole2s, define_splits or attribute specifications.
+ * config/mips/7000.md, config/mips/sb1.md: Remove match_operand
+ constraint strings.
+
+2004-05-10 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (function_arg_boundary): Always align
+ AltiVec vectors.
+ (function_arg_advance): Pass TARGET_32BIT -mabi=no-altivec AltiVec
+ vectors by refererence. Align the same for TARGET_64BIT to a 16
+ byte boundary. Remove useless code. Add function comment.
+ (function_arg): Similarly. Move gpr rs6000_mixed_function_arg
+ call to where it belongs.
+ (function_arg_partial_nregs): Return true for all TARGET_32BIT
+ -mabi=no-altivec AltiVec vectors. Fix debug output.
+ (rs6000_va_arg): Adjust for AltiVec change.
+
+2004-05-10 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
+ * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
+ (TARGET_DOUBLEWORD_ALIGN): Use it.
+ (WCHAR_TYPE): Define.
+ (WCHAR_SIZE_TYPE): Define.
+ (SIZE_TYPE): Define.
+
+2004-05-10 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (function_arg_boundary): Align for ABI_V4
+ when size is 8 bytes.
+ (function_arg_advance): Account for stack space used by AltiVec
+ args when -mabi=altivec. Simplify alignment calculations. For
+ ABI_V4, pass AltiVec vectors by reference when -mabi=no-altivec.
+ (function_arg): Similarly.
+ (function_arg_pass_by_reference): True for ABI_V4 AltiVec when
+ not AltiVec ABI.
+ (rs6000_va_arg): Correct fp arg test. Adjust for AltiVec change.
+ Correct alignment, and align before testing reg count. Remove
+ TREE_THIS_VOLATILE from reg. Don't emit unused labels.
+ (rs6000_complex_function_value): Check TARGET_HARD_FLOAT and
+ TARGET_FPRS here..
+ (rs6000_function_value): .. not here before call.
+
+2004-05-09 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec.
+
+2004-05-09 Zack Weinberg <zack@codesourcery.com>
+
+ PR 15007
+ * c-decl.c (current_file_decl): Rename to all_translation_units,
+ adjust comment.
+ (pop_scope): If popping file_scope, construct a
+ TRANSLATION_UNIT_DECL and make it the context of all the
+ symbols in the scope.
+ (push_file_scope): Don't construct a TRANSLATION_UNIT_DECL here.
+ (pushdecl): Clarify comment. Do not set DECL_CONTEXT of
+ anything to current_file_decl.
+ (pushdecl_top_level): Likewise.
+ (store_parm_decls_newstyle): Adjust check for nested function.
+ (c_write_global_declarations): Update for renamed variable.
+
+2004-05-09 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000-protos.h
+ (rs6000_conditional_register_usage): Protoize.
+
+ * config/rs6000/rs6000.c (rs6000_conditional_register_usage): New.
+
+ * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Call
+ function.
+
+2004-05-08 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_div_compare): New function to optimize X/C1 op C2
+ where op is a comparison operator and C1 and C2 are integer constants
+ into a range check.
+ (fold): Call fold_div_compare.
+
+2004-05-08 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/install.texi (sparc-sun-solaris2*): Document bootstrap
+ problems with earlier versions of the GNU compiler.
+
+2004-05-07 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
+ Declare.
+
+ * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): New.
+ (rs6000_hard_regno_mode_ok): New.
+ (rs6000_init_hard_regno_mode_ok): New.
+ (rs6000_override_options): Call rs6000_init_hard_regno_mode_ok.
+
+ * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Use precomputed
+ result.
+
+2004-05-07 Ziemowit Laski <zlaski@apple.com>
+
+ * config/rs6000/altivec.h (vector, pixel, bool): Do not
+ define as macros #ifdef __APPLE_ALTIVEC__.
+
+2004-05-07 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_mixed_function_arg):
+ Generate appropriate parallels for vector arguments
+ passed to vararg functions. (function_arg): make the call
+ to rs6000_mixed_function_arg for vector args as needed.
+
+2004-05-07 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_va_arg): Fix calculation of osize for
+ EABI_FLOAT_VARARGS_P.
+
+2004-05-07 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (ISA_HAS_BRANCHLIKELY): Remove TARGET_MIPS5500.
+ * config/mips/mips.c (override_options): Disable branch likely
+ instructions if TUNE_MIPS5500.
+
+2004-05-07 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (override_options): Allow the hi and lo registers
+ to store any integral mode, not just MODE_INTs.
+
+2004-05-07 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
+ * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
+ (TARGET_DOUBLEWORD_ALIGN): Use it.
+ (WCHAR_TYPE): Define.
+ (WCHAR_SIZE_TYPE): Define.
+ (SIZE_TYPE): Define.
+
+2004-05-07 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.c (ix86_emit_fp_unordered_jump): Use
+ testb $4, %ah insn instead of sahf insn if !TARGET_USE_SAHF.
+
+2004-05-07 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * loop-doloop.c (doloop_valid_p): Make sure that body
+ gets freed.
+
+2004-05-07 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * config/sparc/sparc-protos.h (sparc_skip_caller_unimp): New
+ declaration.
+ * config/sparc/sparc.c (SKIP_CALLERS_UNIMP_P): Delete.
+ (sparc_skip_caller_unimp): New global variable.
+ (sparc_function_epilogue): Set 'sparc_skip_caller_unimp'.
+ Use it instead of SKIP_CALLERS_UNIMP_P.
+ * config/sparc/sparc.md (call expander): Add sanity check.
+ (call_address_struct_value_sp32): Re-sync with expander.
+ (call_symbolic_struct_value_sp32): Likewise.
+ (return peepholes): Use 'sparc_skip_caller_unimp' instead
+ of custom predicate.
+
+2004-05-07 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR c++/14962
+ * c-pragma.c (handle_pragma_redefine_extname): Only change
+ the assembler name of FUNCTION_DECLs and VAR_DECLs.
+
+2004-05-07 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_log1p.
+ (log1p_optab): Define corresponding macro.
+ * optabs.c (init_optabs): Initialize log1p_optab.
+ * genopinit.c (optabs): Implement log1p_optab using log1p?f2
+ patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG1P{,F,L}
+ using log1p_optab.
+ (expand_builtin): Expand BUILT_IN_LOG1P{,F,L} using
+ expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FYL2XP1.
+
+ * config/i386/i386.c (ix86_emit_i387_log1p): New function.
+ * config/i386/i386-protos.h (ix86_emit_i387_log1p):
+ Prototype here.
+ * config/i386/i386.md (UNSPEC_FYL2XP1): New unspec to represent
+ x87's fyl2xp1 instruction.
+ (*fyl2x_xf3): Rename insn definition to fyl2x_xf3.
+ (fyl2xp1_xf3): New pattern to implement fyl2xp1 x87 instruction.
+ (log1psf2, log1pdf2, log1pxf2): New expanders to implement log1pf,
+ log1p and log1pl built-ins as inline x87 intrinsics.
+
+2004-05-07 Loren James Rittle <ljrittle@acm.org>
+
+ * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Proper redefinition.
+ * config/arm/freebsd.h: Likewise.
+ * config/ia64/freebsd.h: Likewise.
+ * config/sparc/freebsd.h: Likewise.
+
+2004-05-07 Hans-Peter Nilsson <hp@axis.com>
+
+ PR optimization/15296
+ * reorg.c (fill_simple_delay_slots): Use next_real_insn when
+ getting last consecutive label at a branch.
+ (relax_delay_slots): Similar, near top of loop.
+
+2004-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/15202
+ * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount
+ register to general register.
+
+2004-05-07 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.h (STACK_BOUNDARY): Use 128 bit for either
+ TARGET_ALTIVEC or TARGET_ALTIVEC_ABI.
+ * config/rs6000/sysv4.h (ABI_STACK_BOUNDARY): Likewise.
+ (STACK_BOUNDARY): Delete.
+
+2004-05-06 Stuart Hastings <stuart@apple.com>
+
+ * doc/invoke.texi: Restore -fgcse-after-reload doc from 1.421,
+ mistakenly clobbered by 1.423.
+
+2004-05-06 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Document -mvr4130-align.
+ * config/mips/mips.h (MASK_VR4130_ALIGN, TARGET_VR4130_ALIGN)
+ (TUNE_MIPS4120, TUNE_MIPS4130): New macros.
+ (TUNE_MACC_CHAINS): Include TUNE_MIPS4120 and TUNE_MIPS4130.
+ (TARGET_SWITCHES): Add -mvr4130-align and -mno-vr4130-align.
+ * config/mips/mips.md: Include sched-int.h.
+ (USEFUL_INSN_P, SEQ_BEGIN, SEQ_END, FOR_EACH_SUBINSN): New macros.
+ (mips_rtx_costs): Set integer multiplication costs for TUNE_MIPS4130.
+ (override_options): Enable -mvr4130-align at -O3 and above.
+ (mips_sim_insn): New variable.
+ (mips_sim): New structure.
+ (mips_sim_reset, mips_sim_init, mips_sim_next_cycle, mips_sim_wait_reg)
+ (mips_sim_wait_regs_2, mips_sim_wait_regs_1, mips_sim_wait_regs)
+ (mips_sim_wait_units, mips_sim_wait_insn, mips_sim_record_set)
+ (mips_sim_issue_insn, mips_sim_issue_nop, mips_sim_finish_insn)
+ (vr4130_avoid_branch_rt_conflict, vr4130_align_insns): New functions.
+ (mips_reorg): Call vr4130_align_insns.
+ (vr4130_last_insn): New variable.
+ (vr4130_true_reg_dependence_p_1, vr4130_true_reg_dependence_p)
+ (vr4130_swap_insns_p, vr4130_reorder): New functions.
+ (mips_sched_reorder, mips_variable_issue): Hook in vr4130 code.
+ (mips_issue_rate): Return 2 for PROCESSOR_R4130.
+ (mips_use_dfa_pipeline_interface): Return true for the same.
+ * config/mips/4130.md: New file.
+ * config/mips/mips.md: Include it. Add a peephole2 to convert
+ "mult;mflo" into "mtlo;macc".
+ (*macc, *umul_acc_di, *smul_acc_di): Use $1 rather than $0 as the
+ target of maccs.
+ (*msac_using_macc): New pattern.
+
+2004-05-06 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/5500.md (ir_vr55_store): Set latency to 0.
+ (ir_vr55_hilo): Split into...
+ (ir_vr55_mfhilo, ir_vr55_mthilo): ...these new reservations.
+ (ir_vr55_imul_si, ir_vr55_imadd): Change latency to 5.
+ (ir_vr55_imul_di): Change latency to 9. Reserve vr55_mac for 4 cycles.
+ Add various multiplication bypasses.
+ * config/mips/mips.c (mips_rtx_costs): Adjust VR5500 costs for integer
+ multiplication.
+
+2004-05-06 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (*fscalexf4): Correct insn "mode"
+ attribute to "XF".
+
+2004-05-05 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_fmod and OTI_drem.
+ (fmod_optab, drem_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize fmod_optab and drem_optab.
+ * genopinit.c (optabs): Implement fmod_optab and drem_optab
+ using fmod?f3 and drem?f3 patterns.
+ * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_FMOD{,F,L}
+ using fmod_optab and BUILT_IN_DREM{,F,L} using drem_optab.
+ (expand_builtin): Expand BUILT_IN_FMOD{,F,L} and
+ BUILT_IN_DREM{,F,L} using expand_builtin_mathfn_2 if
+ flag_unsafe_math_optimizations is set.
+
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FPREM_F,
+ UNSPEC_FPREM_U, UNSPEC_FPREM1_F and UNSPEC_FPREM1_U.
+
+ * config/i386/i386.c (ix86_emit_fp_unordered_jump): New function.
+ * config/i386/i386-protos.h (ix86_emit_fp_unordered_jump):
+ Prototype here.
+ * config/i386/i386.md (UNSPEC_FPREM_F, UNSPEC_FPREM_U,
+ UNSPEC_FPREM1_F, UNSPEC_FPREM1_U): New unspecs to represent x87's
+ fprem and fprem1 instructions.
+ (*x86_fnstsw_1): Change input parameter to (reg:CCFP 18).
+ Rename insn definition to x86_fnstsw_1.
+ (fpremxf4, fprem1xf4): New patterns to implement fprem and fprem1
+ x87 instructions.
+ (fmodsf3, fmoddf3, fmodxf3): New expanders to implement fmodf, fmod
+ and fmodl built-ins as inline x87 intrinsics.
+ (dremsf3, dremdf3, dremxf3): New expanders to implement dremf, drem
+ and dreml built-ins as inline x87 intrinsics.
+
+2004-05-05 Roger Sayle <roger@eyesopen.com>
+
+ * reload1.c (inherit_piecemeal_p): Mark parameters potentially unused.
+
+2004-05-05 Ian Lance Taylor <ian@wasabisystems.com>
+
+ PR driver/9822
+ * doc/invoke.texi (Spec Files): Remove documentation of %c.
+
+2004-05-05 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.md: Update the msub define_split for new mflo/mfhi
+ representation.
+
+2004-05-06 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protots.h (vfp_mem_operand): Rename ...
+ (arm_coproc_mem_operand): ... To this.
+ * config/arm/arm.c (arm_legitimate_address_p): Allow ldrd modes.
+ (arm_legitimate_index_p): Ditto.
+ (vfp_mem_operand): Rename ...
+ (arm_coproc_mem_operand): ... To this. Handle writeback modes.
+ (vfp_secondary_reload_class): Use it.
+ (output_move_double): Use doubleword load/store instructions.
+ (arm_hard_regno_mode_ok): Only allow even reg pairs for ldrd.
+ * config/arm/arm.h (TARGET_LDRD): Define.
+ (EXTRA_CONSTRAINT_STR_ARM): Add 'Uy'.
+ * config/arm/arm.md (arm_movdi): Allow all valid memory operands.
+ New splitter for invalid doubleword loads.
+ * config/arm/iwmmxt.md (iwmmxt_arm_movdi): Use Uy constraint.
+ * config/arm/vfp.md (arm_movdi_vfp): Allow all valid memory operands.
+ * doc/md.texi: Document Uy constraint.
+
+2004-05-05 Jan Hubicka <jh@suse.cz>
+
+ PR opt/14980
+ * cgraphunit.c (cgraph_remove_unreachable_nodes): Deal properly with
+ inline clones.
+
+2004-05-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/15290
+ * config/i386/i386.c (ix86_split_to_parts): Use real_to_target
+ instead of REAL_VALUE_TO_TARGET_LONG_DOUBLE.
+
+2004-05-05 Mike Stump <mrs@apple.com>
+
+ * config/darwin-c.c (add_framework): Copy the directory name as it
+ can be freed later. Also, ensure we always allocate enough room
+ for the cached framework information.
+ (find_subframework_header): Keep track of the directory where the
+ subframework header was found.
+ (framework_construct_pathname): Speed up by not trying to re-add a
+ framework.
+ * cppfiles.c (search_path_exhausted): Arrange for the missing
+ header callback to be able to set the directory where the header
+ was found.
+ (cpp_get_dir): Add.
+ * cpplib.h (missing_header_cb): Add a parameter.
+ (cpp_get_dir): Add.
+
+2004-05-03 Mike Stump <mrs@apple.com>
+
+ * doc/invoke.texi (Directory Options): Document -iquote.
+ * doc/cpp.texi: Likewise.
+ * doc/cppopts.texi: Likewise.
+ * c-opts.c (c_common_missing_argument): Add -iquote processing.
+ (c_common_handle_option): Likewise.
+ * c.opt (iquote): Add.
+ * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -iquote.
+ * c-incpath.c (merge_include_chains): Update comment to use -iquote.
+
+ * c-opts.c (case OPT_I): Deprecate -I- support.
+ * doc/invoke.texi: Likewise.
+ * doc/cpp.texi: Likewise.
+ * doc/cppopts.texi: Likewise.
+
+2004-05-05 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.h (free_basic_block_vars): Update prototype.
+ * flow.c (free_basic_block_vars): Remove the keep_head_end_p
+ argument.
+ (life_analysis): Update call.
+ * ifcvt.c (if_convert): Likewise.
+ * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
+ * passes.c (rest_of_handle_final): Likewise.
+ (rest_of_compilation): Likewise.
+ * config/sh/sh.c (sh_output_mi_thunk): Likewise.
+
+ * emit-rtl.c (next_real_insn): Use INSN_P.
+ (prev_real_insn): Likewise.
+
+2004-05-05 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.md: Update the madd define_split for new mflo/mfhi
+ representation.
+
+2004-05-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/rs6000/rs6000.c (build_opaque_vector_type):
+ New function.
+ (rs6000_init_builtins): Use it.
+
+2004-05-04 Bernard Giroud <bgiroud2@free.fr>
+
+ * vmsdbgout.c (vms_func_node, vms_func_ref): New.
+ (func_table): Change type from char ** to vms_func_ref.
+ (write_rtnbeg): Update to reflect func_table change. Use
+ fde->funcdef_number instead of rtnnum in output.
+ (write_rtnend, vmxdbgout_begin_function, vmsdbgout_init): Likewise.
+
+2004-05-04 Paolo Bonzini <bonzini@gnu.org>
+ Richard Henderson <rth@redhat.com>
+
+ PR target/14899
+
+ * c-common.c (vector_types_convertible_p): New function.
+ * c-typeck.c (comptypes): Recurse on vector types.
+ (convert_for_assignment): Use vector_types_convertible_p.
+ (digest_init): Use vector_types_convertible_p to check
+ validness of constant vector initializers; otherwise treat
+ them as scalars.
+ * tree.c (make_or_reuse_type): New.
+ (build_common_tree_nodes): Use it.
+ * cp/call.c (standard_conversion): Likewise.
+ * cp/typeck.c (comptypes): Recurse on vector types.
+ (convert_for_assignment): Use vector_types_convertible_p.
+
+2004-05-04 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.c (override_options): Default to no
+ generation of branch-likely operations when tuning for
+ CPUs where they tend to have a negative performance impact
+ (e.g., SB-1).
+
+2004-05-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (store_constructor_field): Don't call store_constructor
+ if bitsize is not a multiple of a byte.
+
+2004-05-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * reload1.c (inherit_piecemeal_p): New function.
+ (emit_reload_insns): When reloading a group of hard registers, use
+ inherit_piecemeal_p to decide whether the values of individual hard
+ registers can be inherited.
+
+2004-05-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/ia64/t-ia64 (LIB2ADDEH): Remove gthr-gnat.c.
+ * config/s390/t-tpf (LIB2ADDEHDEP): Likewise.
+ * config/t-linux (LIB2ADDEHDEP): Likewise.
+
+2004-05-04 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/crti.asm: Push an even number of registers.
+ * config/arm/crtn.asm: And restore them. Load via sp.
+
+2004-05-04 Paolo Bonzini <bonzini@gnu.org>
+
+ * ggc-zone.c (ggc_alloc_zone_1): Add MEM_STAT_DECL parameter.
+ Collect overhead information.
+ (ggc_alloc_stat): New name of ggc_alloc. Add MEM_STAT_DECL
+ parameter and pass it through.
+ (ggc_alloc_typed_stat): New name of ggc_alloc_typed. Add
+ MEM_STAT_DECL parameter and pass it through.
+ (ggc_alloc_zone_stat): New name of ggc_alloc_zone. Add
+ MEM_STAT_DECL parameter and pass it through.
+
+2004-05-03 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000-protos.h: Protoize rs6000_hard_regno_nregs.
+
+ * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): New.
+
+ * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Call
+ rs6000_hard_regno_nregs.
+
+2004-05-03 Eric Christopher <echristo@redhat.com>
+
+ * config/s390/s390.c (s390_emit_prologue): Call unspec tpf
+ prologue insn instead of setting up call.
+ (s390_emit_epilogue): Ditto.
+ * config/s390/s390.md (prologue_tpf, epilogue_tpf): New patterns.
+ (define_constants): Add numbers for above patterns.
+
+2004-05-03 Eric Christopher <echristo@redhat.com>
+
+ * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Move body...
+ * config/s390/s390.c (s390_conditional_register_usage): ...here.
+ * config/s390/s390-protos.h: Prototype.
+
+2004-05-03 Joe Buck <jbuck@welsh-buck.org>
+
+ * cppfiles.c (pchf_adder): Eliminate use of |= in d->have_once_only
+ assignment.
+
+2004-05-03 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.md: Fix branch length attribute definition.
+
+2004-05-03 Aldy Hernandez <aldyh@redhat.com>
+
+ * config.gcc: Remove --enable-altivec support.
+
+ * config/rs6000/altivec-defs.h: Remove.
+
+2004-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6.
+ * fixinc/fixincl.x: Regenerate.
+
+2004-05-03 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (*fyl2x_sfxf3, *fyl2x_dfxf3): Remove insn
+ definition.
+ (log?f2, log10?f2, log2?f2): Reimplement expanders with
+ float_truncate insn.
+ (*fxtractsf3, *fxtractdf3): Remove insn definition.
+ (logb?f2): Reimplement expanders with float_truncate insn.
+
+2004-05-03 Graham Stott <graham.stott@btinternet.com>
+
+ PR 14718
+ * dwarf2out.c (dwarf2out_imported_module_or_decl): Use
+ force_type_die for CONST_DECL.
+
+2004-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config.gcc (sparc64-*-solaris2*, sparcv9-*-solaris2*): Add
+ tm-dwarf2.h to tm_file.
+ (sparc-*-solaris2*): Add tm-dwarf2.h to tm_file for Solaris 7+.
+ * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Delete.
+ (ASM_DEBUG_SPEC): Delete.
+
+2004-05-03 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_expm1.
+ (expm1_optab): Define corresponding macro.
+ * optabs.c (init_optabs): Initialize expm1_optab.
+ * genopinit.c (optabs): Implement expm1_optab using expm1?f2
+ patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXPM1{,F,L}
+ using expm1_optab.
+ (expand_builtin): Expand BUILT_IN_EXPM1{,F,L} using
+ expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+ * config/i386/i386.md (expm1df2, expm1sf2, expm1xf2): New expanders
+ to implement expm1, expm1f and expm1l built-ins as inline x87
+ intrinsics.
+
+2004-05-02 Alexandre Oliva <aoliva@redhat.com>
+
+ 2003-11-19 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv.md (*return_true, *return_false): New patterns.
+
+2004-05-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * rtl.h (PHI_NODE_P): Remove.
+
+2004-05-02 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ PR middle-end/14988
+ * function.c (assign_stack_local_1): Use BITS_PER_UNIT alignment
+ when passed -2 as 'align'.
+ (put_var_into_stack): Use 'bool' as the type for the three local
+ predicates. Adjust calls to put_reg_into_stack.
+ When passed a CONCAT, instruct put_reg_into_stack to use
+ a consecutive stack slot for the second part.
+ (put_reg_into_stack): Remove 'promoted_mode' parameter, add
+ 'consecutive_p' parameter. Turn the three predicates into 'bool'
+ parameters. Retrieve the register mode from 'reg'.
+ When consecutive_p is true, instruct assign_stack_local_1 to use
+ BITS_PER_UNIT alignment.
+ (put_addressof_into_stack): Use 'bool' as the type for the two
+ local predicates. Adjust call to put_reg_into_stack.
+
+2004-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * fold-const.c (fold_convert_const, fold): Add missing
+ FIX_ROUND_EXPR case.
+
+2004-05-02 Alexandre Oliva <aoliva@redhat.com>
+
+ * configure.ac (FLEX, BISON): Only use tools from the build tree
+ if build equals host.
+ * configure: Rebuilt.
+
+ * config/frv/frv-protos.h (frv_expand_epilogue,
+ frv_expand_fdpic_call): Add bool argument.
+ * config/frv/frv.c (frv_function_ok_for_sibcall): New.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to it.
+ (frv_expand_epilogue): Use new argument to decide whether to emit
+ return instruction or copy the return address to LR.
+ (frv_expand_fdpic_call): Inline PLT entry when emitting direct
+ sibcalls.
+ (sibcall_operand): New.
+ * config/frv/frv.h (PREDICATE_CODES): call_operand doesn't match
+ PLUS nor LABEL_REF. Add sibcall_operand.
+ * config/frv/frv.md (call, call_value): Pass false to
+ frv_expand_fdpic_call.
+ (call_fdpicdi, call_value_fdpicdi): Insert %i0 in calll.
+ (sibcall, sibcall_internal, sibcall_fdpicdi, sibcall_value,
+ sibcall_value_internal, sibcall_value_fdpicdi): New.
+ (return_unsigned_true, return_unsigned_false): New.
+ (epilogue): Adjust call to frv_expand_epilogue.
+ (sibcall_epilogue): New.
+
+ * config/frv/frv.h (ASM_SPEC): Pass -mno-fdpic as -mnopic.
+ (CPP_SPEC, CPP_SIMPLE_SPEC): Undefine __FRV_ACC__ and __FRV_FPR__
+ before redefining them.
+
+2004-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_fixed_mathfn): New function.
+ (fold_builtin_lround, fold_builtin): Use it.
+
+2004-05-01 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
+ also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.
+
+2004-05-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/cris/cris.h: Revert my "fix comment typos" patch.
+
+2004-05-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (TUNE_MACC_CHAINS): Fix comment.
+
+2004-05-01 Falk Hueffner <falk@debian.org>
+
+ * config/alpha/alpha.md (builtin_insbl, builtin_inswl,
+ builtin_insll): Disallow 0 as first input operand.
+
+2004-05-01 Falk Hueffner <falk@debian.org>
+
+ * config/alpha/alpha.c (alpha_rtx_costs): Fix shiftadd costs.
+
+2004-05-01 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR middle-end/15054
+ * expr.c (expand_expr_real): Do not call preserve_temp_slots
+ on a TARGET_EXPR temp.
+ * function.c (assign_stack_temp_for_type): Set 'keep' flag for
+ TARGET_EXPR temp slots.
+
+2004-05-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * simplify-rtx.c (simplify_ternary_operation): When
+ converting an IF_THEN_ELSE to a relational op, return
+ correct mode.
+
+2004-04-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin_round): Fix comment typo.
+ (fold_builtin_lround): New function.
+ (fold_builtin): Use it.
+
+2004-04-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/11608
+ * config/sh/elf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Update and make it
+ more like the one in config/dbxelf.h.
+
+2004-04-30 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.h (SET_ARRAY_OR_VECTOR_CHECK): Rename to SET_OR_ARRAY_CHECK
+ and adjust definition accordingly.
+ (TYPE_DOMAIN): Allow only SET_TYPE and ARRAY_TYPE.
+ (TYPE_DEBUG_REPRESENTATION_TYPE): Allow only VECTOR_TYPE.
+ * expr.c (store_constructor): Do not access TYPE_DOMAIN of a
+ VECTOR_TYPE.
+
+2004-04-30 Jason Merrill <jason@redhat.com>
+
+ PR c++/14587
+ * config/i386/winnt.c (associated_type): Look for attributes on
+ the TYPE_MAIN_VARIANT of *this.
+ * attribs.c (decl_attributes): If ATTR_FLAG_TYPE_IN_PLACE, also
+ apply the attributes to the variants.
+
+2004-04-30 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc: Simplify arm --with-{cpu,tune} test.
+ * config/arm/arm-cores.def: Document whitespace restrictions.
+
+2004-04-30 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR other/1963
+ * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define.
+
+2004-04-30 Brian Ford <ford@vss.fsi.com>
+ DJ Delorie <dj@redhat.com>
+
+ * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
+ (DWARF2_DEBUGGING_INFO): Define to enable.
+ (DBX_REGISTER_NUMBER): Define to use the svr4 register map for
+ DWARF2.
+ * configure.ac (Target-specific assembler checks)
+ <i[34567]86-*-[cygwin*|pe|mingw32*]>: New test for .secrel32
+ relocs.
+ * configure: Regenerate.
+ * config.in: Likewise.
+
+ * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
+ (ASM_OUPUT_DWARF_OFFSET): Define.
+
+2004-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_emit_epilogue): Parameter added.
+ (s390_emit_call): New function prototype added.
+ (s390_tls_get_offset): Function removed.
+ * config/s390/s390.c (s390_function_ok_for_sibcall,
+ s390_call_saved_register_used_p): New functions.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Definition of target macro added.
+ (s390_tls_get_offset): Function merged into s390_emit_tls_call_insn.
+ (s390_emit_tls_call_insn): New function.
+ (legitimize_tls_address): Call s390_emit_tls_call_insn instead of
+ emit_call_insn.
+ (s390_emit_prologue): Use s390_emit_call instead of emit_call_insn.
+ (s390_emit_epilogue): Like s390_emit_prologue. Parameter for sibcalls
+ added.
+ * config/s390/s390.h (SIBCALL_REGNUM): New macro representing the
+ register number used to hold the target address for sibcalls.
+ * config/s390/s390.md ("sibcall", "sibcall_value", "sibcall_epilogue"):
+ New expanders.
+ ("*sibcall_br", "*sibcall_brc", "*sibcall_brcl", "*sibcall_value_br",
+ "*sibcall_value_brc", "*sibcall_value_brcl"): New insns.
+ ("call_exp", "call_value_exp", "call_value_tls", "call_value_tls_exp"):
+ Expanders removed.
+ ("call", "call_value"): Call s390_emit_call to emit the call patterns.
+ ("*bras", "*brasl", "*bras_r", "*brasl_r", "*bras_tls", "*brasl_tls",
+ "*basr", "*basr_r", "*basr_tls"): Added constraint: !SIBLING_CALL_P.
+ ("epilogue"): Changed the call to s390_emit_epilogue to use the
+ new parameter.
+
+2004-04-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bb-reorder.c, c-opts.c, cfglayout.c, cgraph.c, cgraphunit.c,
+ cppfiles.c, fold-const.c, ggc-zone.c, loop-doloop.c, optabs.c,
+ reg-stack.c, varasm.c, config/alpha/ev4.md,
+ config/alpha/ev5.md, config/alpha/ev6.md, config/arm/arm.c,
+ config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.c,
+ config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
+ config/frv/frv.h, config/frv/frv.md, config/h8300/h8300.c,
+ config/i386/i386.c, config/i386/i386.md, config/i386/winnt.c,
+ config/ia64/itanium2.md, config/ip2k/ip2k.c,
+ config/mips/mips.c, config/mips/mips.h, config/mips/sr71k.md,
+ config/pa/pa.c, config/s390/s390.c, config/sh/sh.c: Fix
+ comment typos.
+
+2004-04-30 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc: Default ep9312 to hard-float.
+ * config/arm/arm-cores.def: Add ARCH field.
+ * config/arm/arm.c (FL_FOR_ARCH*): Define.
+ (arm_arch_cirrus): New variable.
+ (all_cores): Set and use arch.
+ (all_architectures): Ditto.
+ (arm_arch_name): New variable.
+ (arm_override_options): Set it. Use [SUB]TARGET_CPU_DEFAULT.
+ Set and use arm_arch_cirrus.
+ * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set arch defines.
+ (enum processor_type): Update ARM_CORE define.
+ (enum target_cpus): Add. Replaces TARGET_CPU_* defines.
+ (CPP_SPEC): Remove %(cpp_cpu_arch).
+ (CPP_ARCH_DEFAULT_SPEC): Remove.
+ (CPP_CPU_ARCH_SPEC): Remove.
+ (EXTRA_SPECS): Don't use CPP_*ARCH*_SPEC.
+ (FPUTYPE_DEFAULT): Don't define here.
+
+2004-04-30 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * flow.c (propagate_one_insn): Call mark_set_regs for stack pointer
+ updates too.
+
+2004-04-30 Paul Brook <paul@codesourcery.com>
+
+ * arm.c (arm_needs_doubleword_align): Use mode alignment.
+
+2004-04-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/altivec/altivec.h [__cplusplus] (vec_subsubs): Rename to
+ vec_sububs.
+ [__cplusplus] (vec_subsuhs): Rename to vec_subuhs, without
+ duplicates.
+
+2004-04-30 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (atansf2, atandf2, atanxf2): Move near
+ atan2?f3 expanders.
+
+2004-04-29 Nick Clifton <nickc@redhat.com>
+
+ Bug 14093
+ * config/sh/sh-protos.h (sh_promote_prototypes): Declare.
+ * config/sh/sh.c (sh_promote_prototypes): Remove declaration.
+ Delete static from definition.
+ * config/sh/sh.h (FUNCTION_VALUE): Add sh_promote_prototypes call.
+
+2004-04-30 Uros Bizjak <uros@kss-loka.si>
+
+ * reg-stack.c (subst_stack_regs_pat): <UNSPEC_SIN, UNSPEC_COS,
+ UNSPEC_FRNDINT, UNSPEC_F2XM1>: abort() if src1 dies.
+ <UNSPEC_SINCOS_COS, UNSPEC_TAN_ONE, UNSPEC_XTRACT_FRACT>: Same.
+ <UNSPEC_SINCOS_SIN, UNSPEC_TAN_TAN, UNSPEC_XTRACT_EXP>: Same.
+
+2004-04-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
+
+ * commom.opt (Wfatal-errors): Add it.
+ * diagnostic.c (flag_fatal_errors): Define it.
+ (diagnostic_action_after_output): Check for flag_fatal_errors.
+ * flags.h (flag_fatal_errors): Declare it.
+ * opts.c (common_handle_option): Add OPT_Wfatal_errors.
+ * doc/invoke.texi (Warning Options): Document -Wfatal-errors.
+
+2004-04-30 Josef Zlomek <zlomekj@suse.cz>
+
+ * gcse.c (remove_reachable_equiv_notes): Delete notes also in
+ blocks which have kill flag set.
+
+2004-04-29 Ben Elliston <bje@au.ibm.com>
+
+ * configure.ac (--with-as): Abort if user-supplied assembler
+ cannot be executed.
+ (--with-ld): Likewise for the linker.
+ * configure: Regenerate.
+
+2004-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * convert.c (convert_to_integer): Ensure `long_integer_type_node'
+ isn't NULL before using it.
+
+2004-04-29 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/15189
+ * config/mips/mips.md (load_df_low): Use default length.
+ (load_df_high, store_df_high): Likewise.
+
+2004-04-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mips/mips.md, config/mips/sb1.md,
+ config/rs6000/rs6000.c: Fix comment typos.
+
+2004-04-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c, cgraph.c, cgraphunit.c, final.c, fold-const.c:
+ Fix comment typos.
+
+2004-04-29 Douglas B Rupp <rupp@gnat.com>
+
+ * gcc.c (DELETE_IF_ORDINARY): New macro default definition.
+ (delete_if_ordinary): Use above macro.
+ * config/alpha/xm-vms.h (DELETE_IF_ORDINARY): New macro VMS definition.
+ Update copyright.
+ * doc/hostconfig.texi (DELETE_IF_ORDINARY): Document new macro.
+
+2004-04-29 Richard Earnshaw <rearnsha@arm.com>
+
+ * c-decl.c (get_parm_info): Use the correct tag keywords when
+ warning about type declarations in prototypes.
+
+2004-04-29 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc: Pull list of cores from arm-cores.def.
+
+2004-04-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (combine_simplify_rtx): Adjust call to use
+ simplify_relational_operation. Do not use SELECT_CC_MODE
+ when a comparison already has a MODE_CC mode.
+
+2004-04-29 Paolo Bonzini <bonzini@gnu.org>
+
+ (simplify_set): simplify_relational_operation may now
+ return another relational expression.
+ * cse.c (fold_rtx): simplify_relational_operation now
+ takes of computing the comparison mode.
+ * dojump.c (compare_from_rtx): Use simplify_relational_operation,
+ remove dead code.
+ (do_compare_rtx_and_jump): Likewise.
+ * integrate.c (subst_constants): simplify_relational_operation
+ may now return another relational expression.
+ * simplify-rtx.c (simplify_gen_relational): Move most code to
+ the new simplify_relational_operation and
+ simplify_relational_operation_1 functions.
+ (simplify_relational_operation): Rewritten.
+ (simplify_relational_operation_1): New function.
+ (simplify_ternary_operation): simplify_relational_operation
+ may now return another relational expression.
+ (simplify_rtx): Remove unnecessary temp variable.
+
+2004-04-29 Uros Bizjak <uros@kss-loka.si>
+
+ * reg-stack.c (swap_to_top): New function.
+ (subst_stack_regs_pat): UNSPEC_FPATAN, UNSPEC_FYL2X: Use
+ swap_to_top().
+ (subst_stack_regs_pat): UNSPEC_FSCALE: Remove.
+ (subst_stack_regs_pat): Handle UNSPEC_FSCALE_FRACT and
+ UNSPEC_FSCALE_EXP.
+
+ * config/i386/i386.md (UNSPEC_FSCALE): Remove.
+ (*fscale_sfxf3, *fscale_dfxf3, *fscale_xf3): Remove insn pattern.
+ (UNSPEC_FSCALE_FRACT, UNSPEC_FSCALE_EXP): New unspecs to represent
+ x87's fscale insn.
+ (*fscalexf4: Define new insn pattern to implement x87 fscale insn.
+ (exp?f2, exp10?f2, exp2?f2): Use *fscalexf4 and float_truncate
+ patterns.
+
+2004-04-28 Serge Belyshev <1319@bot.ru>
+
+ PR 14944
+ * coverage.c (read_counts_file): Fix usage of warning () call.
+ * pretty-print.c (pp_base_format_text): Fix typo in the comment.
+
+2004-04-28 Ben Elliston <bje@au.ibm.com>
+
+ * doc/invoke.texi (Objective-C Dialect Options): Don't prefix
+ options with "-" in the option index.
+ (SPARC Options): Likewise.
+ (M32R/D Options): Likewise.
+
+2004-04-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * convert.c (convert_to_integer): Convert (long)round -> lround,
+ etc.
+
+2004-04-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/rs6000.c (registers_ok_for_quad_peep):
+ Return false if we do not have fp register.
+ (addrs_ok_for_quad_peep): Rename to ...
+ (mems_ok_for_quad_peep): this.
+ Add check for volatile memory.
+ * config/rs6000/rs6000-protos.h (addrs_ok_for_quad_peep):
+ Rename to ...
+ (mems_ok_for_quad_peep): this.
+ * config/rs6000/rs6000.md: Change peephole's for lfq/stq
+ to peephole2's.
+ (lfq_power2): New instruction.
+ (stfq_power2): Likewise.
+
+2004-04-28 Jan Hubicka <jh@suse.cz>
+
+ PR c/15004
+ * function.c (do_warn_unused_parameter): Break out form ...
+ (expand_function_end): ... here; warn only when not using cgraphunit.
+ * function.h (do_warn_unused_parameter): Declare.
+ * cgraphunit.c: Include function.h.
+ (cgraph_finalize_function): Do unused parameter warning.
+ * Makefile.in (cgraphunit.o): Depend on function.h
+
+2004-04-28 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition
+ calling install-info on $(DESTDIR)$(infodir)/dir already being
+ present.
+
+2004-04-28 Paul Brook <paul@codesourcery.com>
+
+ * dwarf2out.c (mem_loc_descriptor): Handle shifts.
+
+2004-04-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * gcse.c (find_moveable_store): Do not accept store insns with
+ REG_EH_REGION note.
+
+2004-04-28 Paul Brook <paul@codesourcery.com>
+
+ * calls.c (precompute_arguments): Remove PROMOTE_FOR_CALL_ONLY.
+ * function.c (assign_temp): Ditto.
+ * system.h (PROMOTE_FOR_CALL_ONLY): Poison.
+
+2004-04-28 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/lib1funcs.asm: Recognize armv5tej and armv6.
+
+2004-04-28 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c (variable_different_p): Add a parameter
+ compare_current_location, compare current location of variable parts
+ if it is true.
+ (dataflow_set_different_1): Pass compare_current_location == false.
+ (dataflow_set_different_2): Pass compare_current_location == false.
+ (emit_notes_for_differences_1): Pass compare_current_location == true.
+
+2004-04-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("casesi"): Mark jump table access as
+ non-trapping and unchanging.
+
+2004-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR debug/14829
+ * dwarf2out.c (reg_number): Rename to dbx_reg_number. Adjust all
+ callers.
+ (multiple_reg_loc_descriptor, reg_loc_descriptor): Use gcc register
+ number for indexing hard_regno_nregs array.
+
+2004-04-27 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (STARTFILE_SPEC): Use %s to find crt2.o.
+ * config/darwin-crt2.c: Only have contents on __ppc__.
+
+2004-04-27 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (call_insn_operand): Check
+ SYMBOL_REF_EXTERNAL_P in addition to SYMBOL_REF_LOCAL_P.
+ * config/xtensa/xtensa.h (LEGITIMATE_PIC_OPERAND): Likewise.
+ * config/xtensa/xtensa.md (call, call_value): Likewise.
+
+2004-04-27 Wu Yongwei <adah@sh163.net>
+
+ * gthr-win32.h (__gthread_mutex_t): Change typedef to new structure.
+ (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
+ (__gthread_mutex_init_function): Replace CreateMutex with
+ initialization of custom mutex using CreateSemaphore.
+ (__gthread_mutex_lock): Use InterlockedIncrement.
+ (__gthread_mutex_trylock): Use InterlockedCompareExchange.
+ (__gthread_mutex_unlock): Use InterlockedDecrement and
+ ReleaseSemaphore to unlock
+ * config/i386/gthr-win32.c (__gthread_mutex_init_function,
+ __gthread_mutex_lock, __gthread_mutex_trylock,
+ __gthread_mutex_unlock): Adjust to match inline versions in
+ gthr-win32.h.
+
+2004-04-27 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_promote_prototypes): New function.
+ (TARGET_PROMOTE_PROTOTYPES): Use it.
+
+2004-04-27 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs.
+
+2004-04-26 Bernard Giroud <bgiroud@free.fr>
+
+ * config/alpha.c (alpha_end_function): For OpenVMS gas,
+ correctly output .pdesc directive before .end.
+
+2004-04-26 James E Wilson <wilson@specifixinc.com>
+
+ Bug 14927
+ * config/ia64/ia64.md (movxf): New local op0. Handle case where
+ operands[0] is a SUBREG. Handle case where operands[1] is a GR reg.
+
+2004-04-26 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/hpux.h: Predefine __STDCPP__ when compiling C++.
+ * config/pa/pa-hpux10.h: Likewise.
+ * config/pa/pa-hpux11.h: Likewise.
+
+2004-04-26 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/invoke.texi (Overall Options): Document default for -o
+ for PCH files.
+
+2004-04-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * builtins.c (expand_builtin_update_setjmp_buf): New function.
+ (expand_builtin, case BUILT_IN_UPDATE_SETJMP_BUF): New case.
+ * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): New code.
+
+2004-04-26 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets.
+
+2004-04-26 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets.
+
+2004-04-25 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold): Prefer fold_convert (negate_expr (...)) to
+ fold (build1 (NEGATE_EXPR, ...)). Optimize X / -1 as -X and
+ X % -1 as 0.
+
+2004-04-26 Hans-Peter Nilsson <hp@bitrange.com>
+
+ PR bootstrap/15141
+ * except.c (connect_post_landing_pads): Delete insns after the
+ barrier when generating a unwind_resume_libfunc call.
+
+2004-04-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ PR/c++ 15119
+ * tree.c (substitute_placeholder_in_expr, case 4): New case,
+ for TARGET_EXPR.
+
+2004-04-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
+ __gcov_execv, __gcov_execvp, __gcov_execve): Do not declare when
+ inhibit_libc is defined.
+
+2004-04-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_linked_macc_p): Declare.
+ * config/mips/mips.h (TUNE_MACC_CHAINS): New macro.
+ * config/mips/mips.c (TARGET_SCHED_REORDER): Define.
+ (TARGET_SCHED_VARIABLE_ISSUE): Define.
+ (mips_adjust_cost): Move later in file, next to other sched hooks.
+ (mips_macc_chains_last_hilo): New variable.
+ (mips_linked_madd_p, mips_macc_chains_record, mips_macc_chains_reorder)
+ (mips_promote_ready, mips_sched_reorder, mips_variable_issue): New.
+ * config/mips/mips.md (may_clobber_hilo): New attribute.
+
+2004-04-24 Roger Sayle <roger@eyesopen.com>
+ Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/inclhack.def (aix_syswait_2): New fix.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/sys/wait.h: Update for new test.
+
+2004-04-24 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/14960
+ * config/rs6000/rs6000.c (rs6000_stack_info): Rename total_raw_size
+ to non_fixed_size, and leave out fixed_size from the sum.
+ (generate_set_vrsave): Correct clobbers.
+ (rs6000_emit_epilogue): Test TARGET_ALTIVEC with TARGET_ALTIVEC_SAVE.
+ (rs6000_function_value): Test TARGET_ALTIVEC and TARGET_ALTIVEC_ABI.
+ (rs6000_libcall_value): Likewise.
+ * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Likewise.
+ (FUNCTION_ARG_REGNO_P): Likewise.
+
+2004-04-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * expmed.c (expand_mult_highpart_adjust): Do not assume OP1
+ is a CONST_INT.
+ (expand_mult_highpart_optab): Call expand_mult_highpart_adjust
+ with NARROW_OP1 instead of OP1.
+
+2004-04-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__
+ and __s390x__ hosts.
+
+2004-03-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (LIBGCOV): Add _gcov_fork, _gcov_execl, _gcov_execlp,
+ _gcov_execle, _gcov_execv, _gcov_execvp, _gcov_execve.
+ * builtin-types.def (BT_PID, BT_PTR_CONST_STRING, BT_FN_PID,
+ BT_FN_INT_CONST_STRING_PTR_CONST_STRING,
+ BT_FN_INT_CONST_STRING_PTR_CONST_STRING_PTR_CONST_STRING): New.
+ * builtins.c (expand_builtin_fork_or_exec): New.
+ (expand_builtin): Call it.
+ * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP,BUILT_IN_EXECLE,
+ BUILT_IN_EXECV, BUILT_IN_EXECVP, BUILT_IN_EXECVE, BUILT_IN_FORK): New.
+ * c-common.c (PID_TYPE): New macro.
+ (c_common_nodes_and_builtins): Initialize pid_type_node.
+ * calls.c (special_function_p): Do not handle fork and exec.
+ (expand_call): Do not handle ECF_FORK_OR_EXEC.
+ * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
+ __gcov_execv, __gcov_execvp, __gcov_execve): Declare.
+ * libgcov.c (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
+ __gcov_execv, __gcov_execvp, __gcov_execve): New.
+ * tree.h (enum tree_index): Add TI_PID_TYPE.
+ (pid_type_node): New macro.
+ (ECF_FORK_OR_EXEC): Removed.
+
+2004-04-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR optimization/13985
+ * cfgloopmanip.c (fix_loop_placements): New prototype.
+ Call fix_bb_placements on the preheader of loops that have
+ been reparented.
+ (remove_path): Adjust call to fix_loop_placements.
+
+2004-04-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin7.h: New file.
+ * config.gcc (*-*-darwin*): Add darwin7.h if the
+ version is greater than 6.
+ * config/darwin.h (TARGET_C99_FUNCTIONS): Define.
+ (MATH_LIBRARY): Wrap in ifdefs.
+
+2004-04-23 Daniel Jacobowitz <drow@mvista.com>
+
+ * config/arm/arm.c (arm_output_epilogue): Reverse the order of
+ loading iWMMXt registers with a frame pointer. Use post-increment
+ without a frame pointer.
+ (arm_expand_prologue): Reverse the order of saving iWMMXt registers.
+
+2004-04-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/invoke.texi (Optimize Options): Refer to "unit-at-a-time
+ mode" rather than "-funit-at-a-time" since -O2 enables it
+ without requiring -f* options. Refer to -fprofile-generate and
+ -fprofile-use correctly. Move -funit-at-a-time among options
+ enabled by -O. Add information about unit-at-a-time caveats.
+
+2004-04-22 Per Bothner <per@bothner.com>
+
+ * line-map.h (struct line_maps): New field highest_line.
+ (linemap_position_for_column): Make non-inline function.
+ (LINEMAP_POSITION_FOR_COLUMN): New macro.
+ * line-map.c (linemap_init): Clear highest_line field.
+ (linemap_add): Set highest_line field.
+ (linemap_line_start): Minor optimization - use highest_line field.
+ Reduce maximum column hint to 10000. Update highest_line field.
+ (linemap_position_for_column): Moved from line-map.h. Optimize a bit.
+ * cpphash.h (struct cpp_reader): Remove line field - instead use
+ line_table->highest_line.
+ (saved_line): Remove unused field.
+ (CPP_INCREMENT_FILE): Don't do linemap_lookup - just use newest map.
+ Use line_table's highest_line field instead of cpp_reader's line.
+ * cpplib.c (start_directive): Likewise use highest_line field.
+ (do_line, do_linemarker): Likewise just use newest map.
+ (_cpp_do_file_change): Don't need to set cpp_reader's line field.
+ * cpperror.c (cpp_error): Likewise use highest_line field.
+ * cppfiles.c (open_file_failed: Likewise.
+ (cpp_make_system_header): Likewise use newest map and highest_line.
+ * cppinit.c (cpp_create_reader): Don't initialize removed field.
+ * cpplex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
+ skip_line_comment, skip_whitespace, _cpp_get_fresh_line,
+ _cpp_lex_direct): Likewise use highest_line.
+ (_cpp_lex_direct): Use new LINEMAP_POSITION_FOR_COLUMN macro.
+ * cppmacro.c (_cpp_builtin_macro_text): Likewise use highest_line,
+ and use newest map.
+ * cpppch.c (cpp_read_state): Don't save+restore cpp_reader's line.
+ * cpptrad.c (_cpp_overlay_buffer): Don't save cpp_reader's line.
+ (copy_comment, _cpp_scan_out_logical_line): Likewise use highest_line.
+
+2004-04-23 Alan Modra <amodra@bigpond.net.au>
+
+ PR bootstrap/14992
+ * gcc.c (init_gcc_specs): Test USE_LD_AS_NEEDED, not HAVE_LD_AS_NEEDED.
+ * config/linux.h (USE_LD_AS_NEEDED): Define.
+ * config/alpha/linux.h (USE_LD_AS_NEEDED): Define.
+ * config/arm/linux-elf.h (USE_LD_AS_NEEDED): Define.
+ * config/rs6000/linux.h (USE_LD_AS_NEEDED): Define.
+ * config/rs6000/linux64.h (USE_LD_AS_NEEDED): Define.
+ * config/sh/linux.h (USE_LD_AS_NEEDED): Define.
+ * config/sparc/linux.h (USE_LD_AS_NEEDED): Define.
+ * config/sparc/linux64.h (USE_LD_AS_NEEDED): Define.
+
+2004-04-22 Per Bothner <per@bothner.com>
+
+ * cppinit.c (cpp_read_main_file): Return NULL rather than false.
+ Fixes PR preprocessor/15067.
+
+2004-04-23 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/ia64intrin.h: Add intermediate cast to void * to
+ avoid aliasing warning.
+
+2004-04-22 Jan Hubicka <jh@suse.cz>
+ Mostafa Hagog <mustafa@il.ibm.com>
+
+ * cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro
+ * cfgloopanal.c (expected_loop_iterations): Change the return value
+
+2004-04-22 Jakub Jelinek <jakub@redhat.com>
+
+ * cselib.h (struct elt_loc_list): Remove canon_loc field.
+ * cselib.c (new_elt_loc_list): Remove canon_loc initialization.
+ (cselib_invalidate_mem): Remove all canon_loc and canon_x
+ traces.
+
+2004-04-22 Josef Zlomek <zlomekj@suse.cz>
+
+ Revert
+ 2004-04-20 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c (variable_part_different_p): Variable parts
+ differ when the most recent locations differ.
+
+2004-04-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Remove the MIPS -membedded-pic option.
+ * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): Delete.
+ (embedded_pic_offset): Delete.
+ * config/mips/mips.h (MASK_EMBEDDED_PIC): Delete. Shuffle other
+ MASK_* constants.
+ (TARGET_EMBEDDED_PIC): Delete.
+ (TARGET_SWITCHES): Remove -m{no-,}embedded-pic.
+ (ASM_SPEC): Remove -membedded-pic.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): Remove embedded-pic handling.
+ (ASM_OUTPUT_CASE_LABEL): Likewise.
+ * config/mips/vxworks.h (ASM_SPEC): Remove -membedded-pic.
+ * config/mips/windiss.h (ASM_SPEC): Likewise.
+ * config/mips/mips.c (struct machine_function): Remove
+ embedded_pic_fnaddr_rtx.
+ (TARGET_ENCODE_SECTION_INFO): Remove override.
+ (embedded_pic_fnaddr_reg, embedded_pic_offset): Delete.
+ (override_options): Remove -membedded-pic handling.
+ (print_operand): Remove handling of '%S'.
+ (mips_select_section: Remove -membedded-pic handling.
+ (mips_encode_section_info): Delete.
+ (mips_output_conditional_branch): Remove mention of -membedded-pic.
+ * config/mips/mips.md (define_attr length, movsi, movdi, jump): Remove
+ -membedded-pic handling.
+ (casesi, casesi_internal, casesi_internal_di, get_fnaddr): Delete.
+
+2004-04-22 Alan Modra <amodra@bigpond.net.au>
+
+ * var-tracking.c (frame_base_decl): Remove useless GTY.
+
+2004-04-21 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Error when
+ user wants altivec and e500 instructions.
+
+2004-04-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/14813
+ * config/ia64/crtend.asm: Move pointer to __do_global_ctors_aux
+ in .init_array section to ...
+ * config/ia64/crtbegin.asm: Here.
+
+ * config/ia64/crtend.asm: Mark __do_global_ctors_aux global
+ and hidden if HAVE_INITFINI_ARRAY is defined.
+
+2004-04-21 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips-protos.h (fp_register_operand, lo_operand): Declare.
+ * config/mips/mips.c (mips_multipass_dfa_lookahead): Declare.
+ (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): New.
+ (fp_register_operand, lo_operand): New.
+ (mips_rtx_costs): Add TUNE_SB1 support.
+ (mips_issue_rate): Add comment. Add PROCESSOR_SB1 support.
+ (mips_use_dfa_pipeline_interface): Add PROCESSOR_SB1 support.
+ (mips_multipass_dfa_lookahead): New.
+ * config/mips/mips.h (MASK_FP_EXCEPTIONS, TARGET_FP_EXCEPTIONS,
+ TUNE_SB1): New.
+ (TARGET_SWITCHES): Add -mfp-exceptions support.
+ (TARGET_FP_EXCEPTIONS_DEFAULT): New.
+ (BRANCH_COST): Fix whitespace.
+ * config/mips/mips.md: Include sb1.md.
+ * config/mips/sb1.md: New file.
+ * doc/invoke.texi: Document -mfp-exceptions.
+
+ * Makefile.in (fixinc.sh): Don't set or export WARN_CFLAGS. Fix
+ comment.
+ * fixinc/Makefile.in (FL_LIST): Don't mention WARN_CFLAGS.
+ (fixincl.o-warn): Delete.
+
+2004-04-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/rs6000 (print_operand) ['z']:
+ Change ifdef of TARGET_MACHO to if TARGET_MACHO.
+
+2004-04-21 Daniel Jacobowitz <drow@mvista.com>
+
+ * config.gcc: Support --with-arch=iwmmxt for ARM.
+
+2004-04-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expmed.c (expand_mult_highpart_optab): Use narrower version of OP1
+ in two more places; remove unneeded force_reg
+
+2004-04-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/rs6000.c (symbol_ref_operand): Remove hack
+ for TARGET_MACHO.
+ (print_operand): For TARGET_MACHO check to see if we need a stub
+ and output one if we need it.
+
+ PR debug/15033
+ * dwarf2out.c (rtl_for_decl_location): Check for NULL
+ rtl.
+
+2004-04-20 James E Wilson <wilson@specifixinc.com>
+
+ * config/ia64/ia64.md (call_value_nogp): Add constraints for op0.
+ (vall_value_gp): Likewise.
+
+2004-04-20 DJ Delorie <dj@redhat.com>
+
+ * dwarf2out.c (rtl_for_decl_location): Adjust rtl for byte
+ variables stored in word registers, then in memory.
+
+2004-04-20 Eric Christopher <echristo@redhat.com>
+
+ * cp/parser.c (cp_parser_declaration): Move translate
+ up before tokens are lexed.
+
+2004-04-20 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_asin and OTI_acos.
+ (asin_optab, acos_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize asin_optab and acos_optab.
+ * genopinit.c (optabs): Implement asin_optab and acos_optab
+ using asin?f2 and acos?f2 patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_ASIN{,F,L}
+ using asin_optab, and BUILT_IN_ACOS{,F,L} using acos_optab.
+ (expand_builtin): Expand BUILT_IN_ASIN{,F,L} and BUILT_IN_ACOS{,F,L}
+ using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+ * config/i386/i386.md (asindf2, asinsf2, asinxf2, acosdf2,
+ acossf2, acosxf2): New expanders to implement asin, asinf, asinl,
+ acos, acosf and acosl built-ins as inline x87 intrinsics.
+
+2004-04-20 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p.
+
+2004-04-20 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_expand_prologue): Fix size calculation.
+
+2004-04-20 Paolo Bonzini <bonzini@gnu.org>
+
+ Revert part of 2004-04-17 change that moved -frename-registers
+ to -O1. -frename-registers is buggy.
+
+ * toplev.c (flag_rename_registers): Initialize to 0.
+ * doc/invoke.texi (Optimize options): Move -frename-registers
+ to "Not triggered by any -O level" section. Adjust commentary
+ accordingly.
+
+2004-04-20 Anil Paranjpe <anilp1@kpitcummins.com>
+
+ * toplev.c (compile_file): Move targetm.asm_out.file_end call to end.
+
+2004-04-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_legitimize_move): Generate special patterns
+ for mflo and mfhi instructions.
+ (mips_output_move): Remove mflo and mfhi handling.
+ * config/mips/mips.md (UNSPEC_MFHILO): New unspec.
+ (*mulsidi3_64bit): Update for new mfhi/mflo representation.
+ Likewise various define_peephole2s.
+ (*movdi_32bit, *movdi_64bit, *movsi_internal): Merge x<-J and x<-d
+ alternatives.
+ (*movdi_64bit, *movdi_64bit_mips16, *mov[shq]i_internal)
+ (*mov[shq]i_mips16): Remove mflo and mfhi alternatives.
+ (mfhilo_di, mfhilo_si): New patterns.
+
+2004-04-20 Josef Zlomek <zlomekj@suse.cz>
+
+ * function.c (assign_parms): Force
+ MEM_EXPR (DECL_INCOMING_RTL (parm)) == parm.
+
+2004-04-20 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c (variable_part_different_p): Variable parts differ
+ when the most recent locations differ.
+
+2004-04-19 James E Wilson <wilson@specifixinc.com>
+
+ * rtl.h (reg_set_last): Delete declaration.
+ * rtlanal.c (reg_set_last): Delete.
+
+2004-04-19 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_convert): Make function extern/public.
+ * tree.h (fold_convert): Prototype here.
+ * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
+ expand_builtin_strrchr, expand_builtin_strpbrk,
+ expand_builtin_mempcpy, expand_builtin_bcopy,
+ expand_builtin_bzero, expand_builtin_memcmp,
+ expand_builtin_strcmp, expand_builtin_strncmp,
+ stabilize_va_list, expand_builtin_sprintf,
+ fold_trunc_transparent_mathfn, fold_builtin_logarithm,
+ fold_builtin_exponent, fold_builtin_mempcpy,
+ fold_builtin_strcpy, fold_builtin_strcmp, fold_builtin_strncmp,
+ fold_builtin_signbit, fold_builtin_isdigit, fold_builtin): Prefer
+ fold_convert to "convert" or "fold (build1 (NOP_EXPR, ...))".
+
+2004-04-19 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): New constant.
+ (move_from_CR_gt_bit): New.
+ (cceq_ior_compare): Name previously unnamed pattern. Disable for
+ E500.
+ (cceq_rev_compare): Name previously unnamed pattern. Allow for
+ E500.
+
+ * config/rs6000/spe.md (cmpsfeq_gpr): Rewrite as unspec.
+ (tstsfeq_gpr): Same.
+ (cmpsfgt_gpr): Same.
+ (tstsfgt_gpr): Same.
+ (cmpsflt_gpr): Same.
+ (tstsflt_gpr): Same.
+ (e500_cceq_ior_compare): New.
+ (e500_flip_gt_bit): New.
+
+ * config/rs6000/rs6000.c (ccr_bit): Remove E500 specific code.
+ (print_operand): Add 'c' and 'D'.
+ (rs6000_generate_compare): Rewrite to generate correct rtl.
+ (rs6000_emit_sCOND): Handle E500.
+ (output_cbranch): Adjust for changes in rs6000_generate_compare.
+ (output_e500_flip_gt_bit): New.
+
+ * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit):
+ Protoize.
+
+2004-04-19 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.h (DWARF2_ADDR_SIZE): New.
+
+2004-04-19 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver
+ fix information.
+
+2004-04-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO
+ download URL.
+
+2004-04-19 Daniel Jacobowitz <drow@mvista.com>
+
+ * stor-layout.c (layout_decl): Check DECL_PACKED before calling
+ ADJUST_FIELD_ALIGN. Check maximum_field_alignment after.
+
+2004-04-19 Andrew PInski <pinskia@physics.uc.edu>
+
+ * builtins.c (fold_builtin_cabs): Remove fndecl parameter.
+ (fold_builtin): Update caller to match.
+
+ PR bootstrap/15009
+ * bb-reorder.c (fix_up_fall_thru_edges): Init cond_jump.
+
+ PR bootstrap/14999
+ * builtins.c (fold_builtin_cabs): Mark fndecl as unused.
+
+2004-04-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * varasm.c (compare_constant, case VIEW_CONVERT_EXPR): Add case.
+
+ * expmed.c (expand_mult_highpart_adjust): Make OP1 valid for MODE.
+ (expand_mult_highpart_optab): Likewise.
+ (expand_mult_highpart): Make OP1 valid for WIDER_MODE, not MODE.
+
+2004-04-19 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2,
+ floatunssisf2, floatunssidf2): New patterns.
+
+2004-04-18 Mark Mitchell <mark@codesourcery.com>
+
+ PR other/14918
+ * doc/invoke.texi (-fprofile-generate): Document requirement to
+ use -fprofile-generate when linking.
+
+ * doc/extend.texi (Strong Using): Warn users against using this
+ feature.
+
+2004-04-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (m16_usym8_4, m16_usym5_4): Delete.
+ * config/mips/mips.h (mips_entry, mips_string_length): Delete.
+ (CONSTANT_POOL_BEFORE_FUNCTION, ASM_OUTPUT_POOL_EPILOGUE): Undefine.
+ * config/mips/mips.c (struct mips16_constant): Renamed from struct
+ constant. Propogate change throughout file.
+ (struct machine_function): Remove insns_len.
+ (mips_string_length, mips16_strings, string_constants): Delete.
+ (mips_classify_symbol): Return SYMBOL_CONSTANT_POOL for LABEL_REFs
+ when generating mips16 code. Remove special mips16 treatment of
+ string constants.
+ (mips_symbolic_constant_p): Allow mips16 constant pool accesses
+ to have the form LABEL+CONSTANT.
+ (mips_symbolic_address_p): Fix comment.
+ (m16_usym8_4, m16_usym5_4): Delete.
+ (mips_output_function_epilogue): Remove mips16 string handling.
+ (mips_output_mi_thunk): Call mips16_lay_out_constants.
+ (mips_select_section, mips_encode_section_info): Remove mips16
+ string handling.
+ (struct mips16_constant_pool): New.
+ (add_constant): Take a mips16_constant_pool structure. Keep pool
+ sorted into order of ascending mode size. Keep track of the highest
+ possible start address, taking padding and the masking of the base PC
+ value into account.
+ (dump_constants_1): New function, split out from dump_constants.
+ Handle vector constants. Use gen_consttable_{int,float} rather than
+ separate functions for each mode.
+ (dump_constants): Simplify. Use GET_MODE_ALIGNMENT. Use gen_align
+ rather than separate functions for each alignment.
+ (mips_find_symbol): Delete.
+ (mips16_insn_length): New function, split out from
+ mips16_lay_out_constants.
+ (mips16_rewrite_pool_refs): New function.
+ (mips16_lay_out_constants): Rework. Remove string handling.
+ Always create an inline constant pool.
+ * config/mips/mips.md (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT)
+ (UNSPEC_ALIGN): New constants.
+ (UNSPEC_CONSTTABLE_[QHSD]I, UNSPEC_CONSTTABLE_[SD]F): Delete.
+ (UNSPEC_ALIGN_[248]): Delete.
+ (consttable_int, consttable_float, align): New patterns.
+ (consttable_[qhsd]i, consttable_[sd]f, align_[248]): Delete.
+
+2004-04-17 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h (vec_any_numeric): Correct typo in
+ __unn_args_eq.
+
+2004-04-17 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/14715
+ * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree
+ with STARTING_FRAME_OFFSET.
+
+2004-04-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (PREDICATE_CODES): Add macc_msac_operand.
+ * config/mips/mips.c (macc_msac_operand): New function.
+ * config/mips/mips.md (*msac): Move after *macc.
+ (*msac2): New. Generalize macc-related peepholes so that they apply
+ to msac too.
+
+2004-04-17 Paolo Bonzini <bonzini@gnu.org>
+
+ * opts.c (decode_options): Do not enable flag_rename_registers
+ and flag_web at -O3.
+ * toplev.c (flag_rename_registers): Initialize
+ flag_rename_registers and flag_web to
+ AUTODETECT_FLAG_VAR_TRACKING.
+ (default_debug_hooks): New global.
+ (process_options): Initialize default_debug_hooks. Warn if
+ -fvar-tracking specified but not supported by the current
+ debug format. Do not run var tracking at -O0 or if not
+ supported by the current debug format, even if
+ -fvar-tracking was given. If -fno-rename-registers
+ is not specified, always run register renaming if var
+ tracking is supported by the default debugging information
+ format for the target, and we are at -O1 or higher; similarly
+ for -fweb, but only at -O2 or higher.
+ * doc/invoke.texi (Optimize Options): Document this.
+
+2004-04-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK.
+ * configure: Regenerate.
+
+2004-04-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * gcc.c (used_arg): Check whether an option has been removed.
+
+2004-04-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2
+ debugging on Solaris 7 and up.
+
+2004-04-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * doc/install.texi (Specific, mips-sgi-irix5): Reflect working
+ IRIX 5 port.
+ Remove -save-temps workaround, handled automatically.
+ Require GNU binutils 2.15 for debugging.
+ Remove SGI make warnings since GNU make is now required.
+ (Specific, mips-sgi-irix6): Some markup fixes.
+ Describe MIPSpro C problems and workarounds.
+ Mention working O32 ABI support.
+ Recommend GNU as 2.15 for O32 with debugging.
+ Remove description of fixed structure pass/return bug.
+
+2004-04-16 DJ Delorie <dj@redhat.com>
+
+ * sdbout.c (sdbout_one_type): Use TYPE_VALUES for enums, not
+ TYPE_FIELDS.
+ (sdbout_finish): Don't free deferred_global_decls; it's GC'd.
+
+2004-04-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md: Remove unnecessary declarations for asm_out_file.
+
+ * pa64-regs.h (DBX_REGISTER_NUMBER): Simplify and correct mapping of
+ SAR register. Fix comment.
+ (ADDITIONAL_REGISTER_NAMES): Correct register number of SAR register
+ (%cr11).
+
+ * pa64-hpux.h (LIB_SPEC): Fix library specification used with GNU ld.
+
+2004-04-16 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.c (arm_override_options): Revert previous patch.
+ * config/arm/t-xscale-elf: Disable iwmmxt multilibs until they can
+ be safely built.
+
+2004-04-16 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (BIG_ENDIAN_BIT): Deleted to fix endian
+ bug.
+ (TARGET_LITTLE_ENDIAN, TARGET_BIG_ENDIAN,
+ TARGET_DEFAULT): Changed. Ditto.
+ (LITTLE_ENDIAN_BIT, TARGET_CPU_DEFAULT,
+ TARGET_ENDIAN_DEFAULT): Added. Ditto.
+ * config/m32r/little.h (TARGET_LITTLE_ENDIAN): Deleted.
+ (TARGET_ENDIAN_DEFAULT): Added.
+
+2004-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.def (BUILT_IN_ISDIGIT, BUILT_IN_ISXDIGIT): Mark with
+ ATTR_CONST_NOTHROW_LIST.
+
+2004-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ PR/middle-end 14915
+ * builtins.c (expand_builtin_signbit): Test BYTES_BIG_ENDIAN, not
+ BITS_BIG_ENDIAN.
+
+2004-04-15 Pat Haugen <pthaugen@us.ibm.com>
+
+ * ra-debug.c (ra_print_rtx): Add break's to case legs.
+
+2004-04-14 James E Wilson <wilson@specifixinc.com>
+
+ * Makefile.in (fixinc.sh): Set WARN_CFLAGS to empty string.
+
+2004-04-14 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * libada-mk.in: New file.
+ * configure.ac: Create libada-mk from libada-mk.in.
+ * configure: Regenerate.
+
+2004-04-14 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_logb and OTI_ilogb.
+ (logb_optab, ilogb_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize logb_optab and ilogb_optab.
+ * genopinit.c (optabs): Implement logb_optab and ilogb_optab
+ using logb?f2 and ilogb?i2 patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOGB{,F,L}
+ using logb_optab, and BUILT_IN_ILOGB{,F,L} using ilogb_optab.
+ (expand_builtin): Expand BUILT_IN_LOGB{,F,L} and BUILT_IN_ILOGB{,F,L}
+ using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_XTRACT_FRACT
+ and UNSPEC_XTRACT_EXP.
+
+ * config/i386/i386.md (*fxtractdf3, *fxtractsf3, *fxtractxf3): New
+ patterns to implement fxtract x87 instruction.
+ (logbdf2, logbsf2, logbxf2, ilogbsi2): New expanders to implement
+ logb, logbf, logbl, ilogb, ilogbf and ilogbl built-ins as inline x87
+ intrinsics.
+ (UNSPEC_XTRACT_FRACT, UNSPEC_XTRACT_EXP): New unspecs to represent
+ x87's fxtract insn.
+
+2004-04-14 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/t-elf: Enable multilibs by default.
+
+2004-04-14 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * bb-reorder.c (fix_crossing_conditional_branches): Adjust the
+ previous fix to check HAVE_return at runtime too.
+
+2004-04-14 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.c (arm_override_options): If the user has not
+ specified an ABI, then default to AAPCS for the iWMMXt processor.
+ * config/arm/t-xscale-elf: Remove redundant multilib specifications.
+ * config/arm/t-xscale-coff: Likewise.
+
+2004-04-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin_isdigit): New.
+ (fold_builtin): Handle BUILT_IN_ISDIGIT.
+ * defaults.h: Add TARGET_DIGIT0 and sort.
+ * doc/tm.texi: Add TARGET_BS and TARGET_DIGIT0.
+
+2004-04-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin_cabs, fold_builtin): Use
+ `mathfn_built_in' to determine the new builtin.
+ * fold-const.c (fold): Likewise.
+
+2004-04-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Rename MIPS's -mfix-vr4122-bugs to -mfix-vr4120.
+ * config/mips/mips.h (MASK_FIX_VR4120): Renamed from MASK_FIX_VR4122.
+ (TARGET_FIX_VR4120): Likewise TARGET_FIX_VR4122.
+ (TARGET_SWITCHES): Replace -mfix-vr4122-bugs with -mfix-vr4120.
+ (ASM_SPEC): Update accordingly.
+ * config/mips/mips.c: Update after above renaming.
+ * config/mips/mips.md, config/mips/t-vr, config/mips/vr.h: Likewise.
+ * config/mips/vr4120-div.S: Renamed from vr4122-div.S.
+
+2004-04-13 James E Wilson <wilson@specifixinc.com>
+
+ * c-opt.c (c_common_post_options): If this_input_filename is NULL,
+ increment errorcount and return false instead of true.
+
+2004-04-13 Uros Bizjak <uros@kss-loka.si>:
+
+ * optabs.c (expand_twoval_unop): Reorder function arguments.
+ * builtins.c (expand_builtin_mathfn_3): Update calls to
+ expand_twoval_unop.
+
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_TAN_ONE
+ and UNSPEC_TAN_TAN. Add missing comment.
+
+ * config/i386/i386.md (*tandf3_1, *tansf3_1, *tanxf3_1): New
+ patterns to implement fptan x87 instruction.
+ (tandf2, tansf2, tanxf2): New expanders to implement tan, tanf
+ and tanl built-ins as inline x87 intrinsics. Define corresponding
+ peephole2 optimizers for 'fptan; fstp %st(0); fld1' sequence.
+ (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): New unspecs to represent
+ x87's fptan insn.
+
+2004-03-13 Richard Henderson <rth@redhat.com>
+
+ * bb-reorder.c (fix_crossing_unconditional_branches): Use Pmode
+ for LABEL_REFs.
+
+ * defaults.h (HOT_TEXT_SECTION_NAME): Add leading dot.
+ (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Likewise.
+ * doc/invoke.texi: Update to match.
+
+ * varasm.c (unlikely_text_section): Use assemble_align instead of
+ ASM_OUTPUT_ALIGN. Use it in the correct place with an approximately
+ correct alignment argument.
+
+2004-04-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload1.c (emit_reload_insns): Set reg_has_output_reload to one
+ after setting reg_last_reload_reg for optional output reloads.
+
+2004-04-12 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/altivec.h (vec_mergeh, vec_mergel):
+ Definition of these two macros are corrected by adding
+ matchine right paren.
+
+2004-04-12 Jonathan Larmour <jifl@eCosCentric.com>
+
+ * fix-header.c: kill(), putenv() and tzset() are POSIX not ANSI.
+
+2004-04-12 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (output_387_reg_move): New function.
+ * config/i386/i386-protos.h (output_387_reg_move): Prototype here.
+ * config/i386/i386.md (*movsf_1, *movsf1_nointerunit,
+ *movdf_nointeger, *movdf_integer, *movxf_nointeger, *movxf_integer,
+ *extendsfdf2_1, *extendsfxf2_1, *extenddfxf2_1, truncdfsf2_noop,
+ truncxfsf2_noop, truncxfdf2_noop): Call output_387_reg_move.
+
+2004-04-12 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-decl.c (finish_decl): Make a decl_stmt for a variable-sized
+ TYPE_DECL.
+ * c-semantics.c (genrtl_decl_stmt): Handle TYPE_DECL.
+ * stmt.c (expand_decl): Remove redundant expansion of TYPE_DOMAIN.
+ * stor-layout.c (variable_size): Don't check for MINUS_EXPR.
+ Use skip_simple_arithmetic to find SAVE_EXPR.
+ (force_type_save_exprs, force_type_save_exprs_1): New functions.
+ * tree-inline.c (remap_type, case POINTER_TYPE, case REFERENCE_TYPE):
+ Properly chain multiple pointers.
+ (copy_tree_r): Copy a TYPE_DECL.
+ * tree.c (variably_modified_type_p): Add some missing tests and
+ make some other minor changes.
+ * tree.h (force_type_save_exprs): New declaration.
+
+2004-04-12 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_binary_operation) <UDIV, DIV, UMOD, MOD>:
+ Remove fall throughs. Convert 0/x and 0%x into x&0 when x has
+ side-effects. Don't convert x/1.0 into x if we honor signaling NaNs.
+ Convert x/-1.0 into -x if we don't honor signaling NaNs. Convert
+ x/-1 into -x. Optimize x%1 into x&0 if x has side-effects. Optimize
+ x%-1 into 0 (or x&0 if x has side-effects).
+
+2004-04-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md: Document why a pattern is not
+ available.
+
+ * config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons
+ of floats on the E500.
+ (branch_positive_comparison_operator): Do not allow NE even on the
+ E500.
+
+2004-04-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_assemble_integer): Change
+ in_text_unlikely_section to in_unlikely_text_section.
+
+2004-04-11 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_binary_op_with_conditional_arg): Tweak
+ calling convention to allow a NULL_TREE to be returned. Factor
+ sanity checks from callers, return NULL_TREE when appropriate.
+ (fold): Handle COMPOUND_EXPR operands of binary expressions
+ before COND_EXPR operands. Use reorder_operands_p(a,b) to check
+ whether a op (b,c) can be rewritten as (b, a op c). Simplify
+ calls to fold_binary_op_with_conditional_arg.
+
+2004-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config/mips/iris5.h (current_section_flags): Add
+ in_unlikely_executed_text and default case.
+
+2004-04-11 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * bb-reorder.c (fix_crossing_conditional_branches): Fix bootstrap
+ failure on solaris. Place ifdef HAVE_return around gen_ret call.
+ * cfgrtl.c (force_nonfallthru_and_redirect): Remove ifdef
+ HAVE_return and place it around the place where it is needed.
+
+2004-04-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * varasm.c (text_section): Use TEXT_SECTION_ASM_OP and
+ ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING
+ and NORMAL_TEXT_SECTION_NAME.
+ (unlikely_text_section): Check targetm.have_named_sections
+ instead of TARGET_ASM_NAMED_SECTION and use TEXT_SECTION_ASM_OP
+ instead of SECTION_FORMAT_STRING.
+ * config/mips/iris5.h (current_section_name): Add
+ in_unlikely_executed_text case and move the abort into the switch.
+ * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME): Remove.
+ (NORMAL_TEXT_SECTION_NAME): Remove.
+ (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
+ (SECTION_FORMAT_STRING): Remove.
+ * defaults.h (SECTION_FORMAT_STRING): Remove.
+ * tm.texi (NORMAL_TEXT_SECTION_NAME): Remove.
+ (SECTION_FORMAT_STRING): Remove.
+
+2004-04-10 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (common_type): Prefer long long to long when same
+ precision.
+
+2004-04-09 Zack Weinberg <zack@codesourcery.com>
+
+ PR 14887
+ * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at
+ mode argument.
+ * config/ia64/ia64.c (ia64_hpux_file_end): Check
+ TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME.
+
+2004-04-09 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (mode_signbit_p): New function to check whether
+ an RTX is an immediate constant that represents the most significant
+ bit of a given machine mode.
+ (simplify_unary_operation) <NOT>: Optimize ~(X+C) as X ^ ~C, where
+ C is the sign bit.
+ (simplify_binary_operation) <PLUS>: Optimize (X^C1) + C2 as X^(C1^C2)
+ when C2 is the sign bit.
+ (simplify_binary_operation) <XOR>: Canonicalize X^C as X+C when C
+ is the sign bit. Optimize (X+C1) ^ C2 as X^(C1^C2) when C1 is the
+ sign bit.
+
+2004-04-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not
+ TYPE_MODE.
+
+2004-04-09 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead
+ of TREE_READONLY for types.
+
+2004-04-09 Caroline Tice <ctice@apple.com>
+
+ * basic-block.h (struct edge_def): Add new field, crossing_edge.
+ (struct basic_block_def): Add new field, partition.
+ (UNPARTITIONED, HOT_PARTITION, COLD_PARTITION): New constant macro
+ definitions.
+ (partition_hot_cold_basic_blocks): Add extern function
+ declaration.
+ * bb-reorder.c (function.h, obstack.h, expr.h, regs.h): Add four new
+ include statements.
+ (N_ROUNDS): Increase the maximum number of rounds by 1.
+ (branch_threshold): Add array value for new round.
+ (exec_threshold): Add array value for new round.
+ (push_to_next_round_p): New function.
+ (add_unlikely_executed_notes): New function.
+ (find_rarely_executed_basic_blocks_and_crossing_edges): New function.
+ (mark_bb_for_unlikely_executed_section): New function.
+ (add_labels_and_missing_jumps): New function.
+ (add_reg_crossing_jump_notes): New function.
+ (fix_up_fall_thru_edges): New function.
+ (find_jump_block): New function.
+ (fix_crossing_conditional_branches): New function.
+ (fix_crossing_unconditional_branches): New function.
+ (fix_edges_for_rarely_executed_code): New function.
+ (partition_hot_cold_basic_blocks): New function.
+ (find_traces): Add an extra round for partitioning hot/cold
+ basic blocks.
+ (find_traces_1_round): Add a parameter. Modify to push all cold blocks,
+ and only cold blocks, into the last (extra) round of collecting traces.
+ (better_edge_p): Add a parameter. Modify to favor non-crossing edges
+ over crossing edges.
+ (bb_to_key): Add code to correctly identify cold blocks when
+ doing partitioning.
+ (connect_traces): Modify to connect all the non-cold traces first, then
+ go back and connect up all the cold traces.
+ (reorder_basic_blocks): Add call to add_unlikely_executed_notes.
+ * cfg.c (entry_exit_blocks): Add initialization for partition field in
+ entry and exit blocks.
+ * cfgbuild.c (make_edges): Update current_function_has_computed_jump
+ if we are doing hot/cold partitioning.
+ * cfgcleanup.c (cfglayout.h): Add new include statement.
+ (try_simplify_condjump): Modify to not attempt on blocks with jumps
+ that cross section boundaries.
+ (try_forward_edges): Likewise.
+ (merge_blocks_move_predecessor_nojumps): Likewise.
+ (merge_blocks_move_successor_nojumps): Likewise.
+ (merge_blocks_move): Likewise.
+ (try_crossjump_to_edge): Modify to not attempt after we have done
+ the block partitioning.
+ (try_crossjump_bb): Modify to not attempt on blocks with jumps that
+ cross section boundaries.
+ (try_optimize_cfg): Likewise.
+ * cfghooks.c (tidy_fallthru_edges): Modify to not remove indirect
+ jumps that cross section boundaries.
+ * cfglayout.c (flags.h): Add new include statement.
+ (update_unlikely_executed_notes): New function.
+ (fixup_reorder_chain): Add code so when a new jumping basic block is
+ added, it's UNLIKELY_EXECUTED_CODE and REG_CROSSING_JUMP notes are
+ updated appropriately.
+ (duplicate_insn_chain): Add code to duplicate the new NOTE insn
+ introduced by this optimization.
+ * cfglayout.h (scan_ahead_for_unlikely_executed_note): Add new
+ extern function declaration.
+ * cfgrtl.c (can_delete_note_p): Add NOTE_INSN_UNLIKELY_EXECUTED_CODE to
+ list of notes that can be deleted.
+ (create_basic_block_structure): Add initialization for partition field.
+ (rtl_can_merge_blocks): Modify to test blocks for jumps that cross
+ section boundaries.
+ (try_redirect_by_replacing_jump): Modify to not attempt on jumps that
+ cross section boundaries.
+ (commit_one_edge_insertion): Add code so newly created basic block
+ ends up in correct (hot or cold) section. Modify to disallow
+ insertions before NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
+ (rtl_verify_flow_info_1): Add code to verify that no fall_thru edge
+ crosses section boundaries.
+ (cfg_layout_can_merge_blocks_p): Modify to test blocks for jumps that
+ cross section boundaries.
+ (force_nonfallthru_and_redirect): Modify to make sure new basic block
+ ends up in correct section, with correct notes attached.
+ * common.opt (freorder-blocks-and-partition): Add new flag for this
+ optimization.
+ * dbxout.c (dbx_function_end): Add code to make sure scope labels at
+ the end of functions are written into the correct (hot or cold)
+ section.
+ (dbx_source_file): Add code so writing debug file information
+ doesn't incorrectly change sections.
+ * defaults.h (NORMAL_TEXT_SECTION_NAME): New constant macro, for use
+ in partitioning hot/cold basic blocks into separate sections.
+ (SECTION_FORMAT_STRING): New constant macro, for linux/i386 hot/cold
+ section partitioning.
+ (HAS_LONG_COND_BRANCH): New constant macro, indicating whether or not
+ conditional branches can span all of memory.
+ (HAS_LONG_UNCOND_BRANCH): New constant macro, indicationg whether or not
+ unconditional branches can span all of memory.
+ * final.c (scan_ahead_for_unlikely_executed_note): New function.
+ (final_scan_insn): Add code to check for NOTE instruction indicating
+ whether basic block belongs in hot or cold section, and to make sure
+ the current basic block is being written to the appropriate section.
+ Also added code to ensure that jump table basic blocks end up in the
+ correct section.
+ * flags.h (flag_reorder_blocks_and_partition): New flag.
+ * ifcvt.c (find_if_case_1): Modify to not attempt if conversion if
+ one of the branches has a jump that crosses between sections.
+ (find_if_case_2): Likewise.
+ (ifcvt): Modify to not attempt to mark loop exit edges after
+ hot/cold partitioning has occurred.
+ * opts.c (decode_options): Code to handle new flag,
+ flag_reorder_blocks_and_partition; also to turn it off if
+ flag_exceptions is on.
+ (common_handle_option): Code to handle new flag,
+ flag_reorder_blocks_and_partition.
+ * output.h (unlikely_text_section): New extern function declaration.
+ (in_unlikely_text_section): New extern function declaration.
+ * passes.c (rest_of_handle_stack_regs): Add
+ flag_reorder_blocks_and_partition as an 'or' condition for calling
+ reorder_basic_blocks.
+ (rest_of_handle_reorder_blocks): Add flag_reorder_blocks_and_partition
+ as an 'or' condition for calling reorder_basic_blocks.
+ (rest_of_compilation): Add call to partition_hot_cold_basic_blocks.
+ * print-rtl.c (print_rtx): Add code for handling new note,
+ NOTE_INSN_UNLIKELY_EXECUTED_CODE
+ * rtl.c (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note insn (see below).
+ (REG_CROSSING_JUMP): New kind of reg_note, to mark jumps that
+ cross between section boundaries.
+ * rtl.h (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note instruction,
+ indicating the basic block containing it belongs in the cold section.
+ (REG_CROSSING_JUMP): New type of reg_note, to mark jumps that cross
+ between hot and cold sections.
+ * toplev.c (flag_reorder_blocks_and_partition): Add code to
+ initialize this flag, and to tie it to the command-line option
+ freorder-blocks-and-partition.
+ * varasm.c (cfglayout.h): Add new include statement.
+ (unlikely_section_label_printed): New global variable, used for
+ determining when to output section name labels for cold sections.
+ (in_section): Add in_unlikely_executed_text to enum data structure.
+ (text_section): Modify code to use SECTION_FORMAT_STRING and
+ NORMAL_TEXT_SECTION_NAME macros.
+ (unlikely_text_section): New function.
+ (in_unlikely_text_section): New function.
+ (function_section): Add code to make sure beginning of function is
+ written into correct section (hot or cold).
+ (assemble_start_function): Add code to make sure stuff is written to
+ the correct section.
+ (assemble_zeros): Add in_unlikely_text_section as an 'or' condition
+ to an if statement that was checking 'in_text_section'.
+ (assemble_variable): Add 'in_unlikely_text_section' as an 'or'
+ condition to an if statement that was checking 'in_text_section'.
+ (default_section_type_flags_1): Add check: if in cold section
+ flags = SECTION_CODE.
+ * config/darwin.c (darwin_asm_named_section): Modify to use
+ SECTION_FORMAT_STRING if we are partitioning hot/cold blocks.
+ * config/i386/i386.h (HAS_LONG_COND_BRANCH): Defined this macro
+ specifically for the i386.
+ (HAS_LONG_UNCOND_BRANCH): Defined this macro specifically for the i386.
+ * config/rs6000/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Change
+ text string to something more informative.
+ (NORMAL_TEXT_SECTION_NAME): Add new definition.
+ (SECTION_FORMAT_STRING): Add new definition.
+ * config/rs6000/rs6000.c (rs6000_assemble_integer): Add
+ '!in_unlikely_text_section' as an 'and' condition to an if statement
+ that was already checking '!in_text_section'.
+ * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME,NORMAL_TEXT_SECTION_NAME,
+ UNLIKELY_EXECUTED_TEXT_SECTION_NAME,SECTION_FORMAT_STRING): Make
+ sure these are properly defined for linux on ppc.
+ * doc/invoke.texi (freorder-blocks-and-partition): Add documentation
+ for this new flag.
+ * doc/rtl.texi (REG_CROSSING_JUMP): Add documentation for new
+ reg_note.
+ * doc/tm.texi (NORMAL_TEXT_SECTION_NAME, SECTION_FORMAT_STRING,
+ HAS_LONG_COND_BRANCH, HAS_LONG_UNCOND_BRANCH): Add documentation for
+ these new macros.
+
+2004-04-08 Roger Sayle <roger@eyesopen.com>
+
+ * function.c (gen_mem_addressof): When changing the RTX from a REG
+ to a MEM, clear MEM_VOLATILE_P which was formerly REG_USERVAR_P.
+
+2004-04-08 Roger Sayle <roger@eyesopen.com>
+
+ PR target/14888
+ * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop,
+ truncxfdf2_noop): Provide dummy "fmov" implementations.
+
+2004-04-08 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * gcc.c (default_compilers): Add missing initializers.
+
+ * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+ Return 1 if file was successfully mapped.
+
+2004-04-08 Geoffrey Keating <geoffk@apple.com>
+
+ PR pch/13419
+ PR pch/14137
+ Radar #: 3315288
+ * doc/invoke.texi (Precompiled Headers): Suggest -o
+ to put an output file in a particular place. Be more detailed
+ about which options affect PCH validity and which options
+ might not work.
+ * c-pch.c (pch_matching): New.
+ (MATCH_SIZE): New.
+ (struct c_pch_validity): New field 'match'.
+ (pch_init): Handle pch_matching.
+ (c_common_valid_pch): Check pch_matching.
+
+ * explow.c: Fix typo defining default of PROMOTE_FUNCTION_MODE.
+
+2004-04-08 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi (Precompiled Headers): Warn about known
+ problems.
+
+2004-04-08 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR c++/14808
+ * defaults.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): New macro. Default
+ to 1 if ASM_OUTPUT_DEF is defined.
+ * doc/tm.texi (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document.
+ * config/i386/cygming.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): Define.
+ Set to non-zero iff not a one_only decl.
+
+2004-04-08 Paul Brook <paul@codesourcery.com>
+
+ * arm.h (CLASS_LIKELY_SPILLED_P): Define.
+
+2004-04-08 Paul Brook <paul@codesourcery.com>
+
+ * explow.c (promote_mode): Use PROMOTE_FUNCTION_MODE instead of
+ PROMOTE_FOR_CALL_ONLY.
+ * config/arm/arm-protos.h (arm_function_value): Declare.
+ * config/arm/arm.h (TARGET_PROMOTE_FUNCTION_ARGS): Define.
+ (TARGET_PROMOTE_PROTOTYPES): Return false.
+ (arm_function_value): New function.
+ * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Define.
+ (FUNCTION_VALUE): Call arm_function_value.
+ * config/cris/cris.h (PROMOTE_MODE): Rename ...
+ (PROMOTE_FUNCTION_MODE): ... to this.
+ (PROMOTE_FOR_CALL_ONLY): Remove.
+ * config/mmix/mmix.h: Likewise.
+ * config/s390/s390.h: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/sparc/sparc.c: Update comments about PROMOTE_MODE.
+ * doc/tm.texi (PROMOTE_FUNCTION_MODE): Document.
+ (TARGET_PROMOTE_FUNCTION_MODE, TARGET_PROMOTE_FUNCTION_RETURN): Update.
+ (PROMOTE_FOR_CALL_ONLY): Remove.
+
+2004-04-08 Joel Sherrill <joel@oarcorp.com>
+
+ PR ada/14538
+ * ada/5rosinte.adb: Remove fake mprotect() body.
+ * ada/5rosinte.ads: Add SA_SIGINFO.
+ * ada/5rtpopsp.adb: Rewrite to use new interface.
+ * ada/init.c: Reorder so the simple single OS conditional __rtems__
+ is tested before more complex ones which mix UNIX and embedded
+ systems in the conditional.
+
+2004-04-08 Joel Sherrill <joel@oarcorp.com>
+
+ PR ada/14665
+ * ada/osint.adb (Find_Program_Name): Rework to properly handle
+ filenames which end in .exe or have versioning suffixes like VMS.
+
+2004-04-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/10129
+ * config/darwin.c (darwin_encode_section_info): When the decl has
+ a DECL_INITIAL, it is only defined also when it is not a common.
+
+2004-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin_isascii, fold_builtin_toascii): New.
+ (fold_builtin): Handle BUILT_IN_ISASCII and BUILT_IN_TOASCII.
+
+2004-04-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/ia64/ia64.c (ia64_encode_section_info): Don't prod
+ global register variables.
+
+2004-04-07 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * fixinc/inclhack.def (rpc_xdr_lvalue_cast_a,
+ rpc_xdr_lvalue_cast_b): New fixes.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/rpc/xdr.h: Add new tests.
+
+2004-04-07 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF
+ to power4 and power5 entries.
+
+2004-04-06 Geoffrey Keating <geoffk@apple.com>
+
+ * c-common.h (pending_lang_change): Mark for PCH.
+
+2004-04-07 Caroline Tice <ctice@apple.com>
+
+ * gcc.c (main): Move 'break' in main loops (on an error)
+ to wait until error processing has occurred.
+
+2004-04-06 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * config.gcc: Stop changing enable_threads midstream.
+ Replace uses of enable_threads_flag with enable_threads.
+ * configure.ac: Replace uses of enable_threads_flag with
+ enable_threads. Improve autoconf quotation in one place.
+ * configure: Regenerate.
+
+2004-04-06 Uros Bizjak <uros@kss-loka.si>
+
+ * builtins.c: Implement support for sincos function.
+ (expand_builtin_mathfn): Remove BUILT_IN_SIN{,F,L} and
+ BUILT_IN_COS{,F,L}.
+ (expand_builtin_mathfn_3): New function.
+ (expand_builtin): Expand BUILT_IN_SIN{,F,L} and
+ BUILT_IN_COS{,F,L} using expand_builtin_mathfn_3 if
+ flag_unsafe_math_optimization is set.
+
+ * optabs.h (enum optab_index): Add new OTI_sincos.
+ (sincos_optab): Define corresponding macro.
+
+ * optabs.c (init_optabs): Initialize sincos_optab.
+ (expand_twoval_unop): New function.
+
+ * genopinit.c (optabs): Implement sincos_optab using sincos?f3
+ patterns.
+
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_SINCOS_COS
+ and UNSPEC_SINCOS_SIN.
+
+ * config/i386/i386.md (sincosdf3, sincossf3, *sincosextendsfdf3,
+ sincosxf3): New patterns to implement sincos, sincosf and sincosl
+ built-ins as inline x87 intrinsics. Define splits for
+ sindf2, sinsf2, *sinextendsfdf2, sinxf2, cosdf2,
+ cossf2, *cosextendsfdf2 and cosxf2 patterns from corresponding
+ sincos patterns.
+ (sindf2, sinsf2, sinxf2): Rename to *sindf2, *sinsf2, *sinxf2.
+ (cosdf2, cossf2, cosxf2): Rename to *cosdf2, *cossf2, *cosxf2.
+
+ (UNSPEC_SINCOS_SIN, UNSPEC_SINCOS_COS): New unspecs to represent
+ x87's fsincos insn.
+
+2004-04-06 Devang Patel <dpatel@apple.com>
+
+ PR 14467
+ * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3.
+
+2004-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * doc/install.texi: Update HP-UX 11 installation procedure.
+
+2004-04-06 Paul Brook <paul@codesourcery.com>
+
+ * doc/sourcebuild.texi: Remove obsolete contraint on testcases.
+
+2004-04-05 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (prepare_move_operands): Use emit_call_insn
+ when the TLS address is generated by a function call.
+ * config/sh/sh.md (tls_global_dynamic): Use a call expression.
+ (tls_local_dynamic): Likewise.
+
+2004-04-05 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree.c (reconstruct_complex_type): Use TYPE_READONLY
+ and TYPE_VOLATILE.
+
+2004-04-05 Caroline Tice <ctice@apple.com>
+
+ * gcc.c (combine_flag): New global variable, for new driver option.
+ (struct compiler): Add two new fields, to be used when
+ combining multiple input files in a single pass (IMA).
+ (default_compilers): Add values for the new fields to all
+ compiler entries. Modify the "@c" compiler entry for doing IMA
+ properly with "-save-temps" and the "combine" flag.
+ (option_map): Add new driver option, "--combine", to tell driver
+ to pass multiple input files to compiler at one time.
+ (have_o_argbuf_index): New global variable.
+ (store_arg): Modify to assign value to have_o_argbuf_index.
+ (struct infile): Add three new fields, to help with IMA.
+ (display_help): Add help for new "combine" option.
+ (process_command): Remove local variable have_o; add code to check
+ for new "combine" option; remove assignment to combine_inputs.
+ (do_spec_1): Modify to deal with IMA better.
+ (main): Make variable 'lang_n_infiles' local to entire function
+ rather than to a single block. Use flag combine_flag to
+ determine whether to do IMA or not; Modify loop initializing
+ infiles to deal properly with linker files.
+ Add code for doing preprocessing in presence of
+ IMA with "-save-temps" flag. Modify "main" loop to handle
+ multiple input files, in multiple languages, with or without
+ preprocessing, gracefully.
+ * toplev.c (set_src_pwd): Modify to not complain if attempting to
+ re-set it to same directory it's previously been set to (avoid
+ irritating, meaningless warning messages when doing IMA with
+ save-temps).
+ * doc/invoke.texi: Add "-combine" to list of Overall Options;
+ remove documentation about IMA that is no longer accurate; Add
+ documentation explaining what "-combine" does.
+ * ada/lang-specs.h: Add initialization values for new fields in
+ "struct compiler".
+ * cp/lang-specs.h: Likewise.
+ * f/lang-specs.h: Likewise.
+ * java/lang-specs.h: Likewise.
+ * objc/lang-specs.h: Likewise.
+ * treelang/lang-specs.h: Likewise.
+
+2004-04-05 David Edelsohn
+
+ * config/rs6000/rs6000.c (VTABLE_NAME_P): Add _ZTI to special
+ symbol handling.
+
+2004-04-05 Jakub Jelinek <jakub@redhat.com>
+ John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR optimization/13424 (hppa), bootstrap/14462, c/14828
+ * pa.md: Use replace_equiv_address to retain the attributes of the
+ memory operands used in the split and peephole2 patterns for optimizing
+ the pre-reload movstrsi, movstrdi, clrstrsi and clrstrdi patterns.
+
+2004-04-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-decl.c (build_compound_literal): Use TYPE_READONLY.
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
+ * objc/objc-act.c (adorn_decl, gen_declspecs): Likewise.
+ * c-typeck.c (decl_constant_value): Don't access DECL_INITIAL of a
+ PARM_DECL.
+ * calls.c (flags_from_decl_or_type): Use TYPE_READONLY and do so only
+ for a type.
+ * print-tree.c (print_node): Properly handle side-effects, readonly,
+ and constant flags.
+ * tree.c (build1_stat, build_expr_wfl): Only look at TREE_SIDE_EFFECTS
+ and TREE_CONSTANT if not a type.
+ * tree.h (IS_NON_TYPE_CODE_CLASS): New macro.
+ (IS_EXPR_CODE_CLASS): Write 'E', not 'e'.
+ (NON_TYPE_CHECK): New macro.
+ (TREE_SIDE_EFFECT, TREE_READONLY, TREE_CONSTANT: Add check.
+
+2004-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Set
+ to DWARF2_DEBUG unconditionally.
+ (ASM_DEBUG_SPEC): Set the default to --gdwarf2 unconditionally.
+
+2004-04-04 Ian Lance Taylor <ian@wasabisystems.com>
+ Nathanael Nerode <neroden@gcc.gnu.org>
+
+ PR target/14548
+ * config.host: Set the shell variable host_can_use_collect2.
+ Set it to yes by default, and to no for alpha*-dec-*vms*,
+ i[34567]86-*-mingw32*, and powerpc-*-beos*.
+ * configure.ac: Set and substitute the shell variable collect2.
+ Give an error if use_collect2 is yes and host_can_use_collect2 is
+ no.
+ * Makefile.in (COLLECT2): Rename from USE_COLLECT2. Change all
+ uses. Initialize to @collect2@.
+ (STAGESTUFF): Remove $(USE_COLLECT2).
+ * config/alpha/x-vms (USE_COLLECT2): Don't set.
+ * config/i386/t-mingw32 (USE_COLLECT2): Likewise.
+ * config/rs6000/t-beos (USE_COLLECT2): Likewise.
+ * config/pa/t-pa64: Remove commented out USE_COLLECT2.
+ * configure: Regenerate.
+
+2004-04-04 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_binary_operation): Constant fold
+ DIV, MOD, UDIV and UMOD using div_and_round_double.
+
+2004-04-04 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/14804
+ * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to
+ RECORD_TYPEs.
+
+2004-04-04 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi (-mabi=o64): Create link to O64 ABI
+ documentation.
+
+2004-04-04 Roger Sayle <roger@eyesopen.com>
+
+ * cse.c (cse_insn): Correct usage of simplify_replace_rtx when
+ updating the REG_EQUAL note on an insn's libcall_insn.
+
+2004-04-04 Roger Sayle <roger@eyesopen.com>
+
+ * df.h: Tidy up whitespace in the definitions of the DF_ flags.
+
+2004-04-03 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <PLUS_EXPR>: Guard (-A)+B -> B-A transformation
+ with reorder_operands_p.
+
+2004-04-03 Jan Hubicka <jh@suse.cz>
+
+ * md.texi (vec_set, vec_extract, vec_init): Document.
+
+2004-04-02 Gabor Loki <loki@inf.u-szeged.hu>
+
+ * opts.c (decode_options): Do function inlining with very small
+ max-inline-insns-* parameters when optimizing for size.
+
+2004-04-02 Vladimir Makarov <vmakarov@redhat.com>
+
+ * config/i386/i386.h (TARGET_NOCONA): New macro.
+ (TARGET_CPU_CPP_BUILTINS): Add code for Nocona.
+ (processor_type): Add PROCESSOR_NOCONA.
+
+ * config/i386/i386.md (cpu): Add nocona to the attribute values.
+
+ * config/i386/i386.c (nocona_cost): New variable.
+ (m_NOCONA): New macro.
+ (x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
+ x86_branch_hints, x86_use_sahf, x86_single_stringop,
+ x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8,
+ x86_integer_DFmode_moves, x86_partial_reg_dependency,
+ x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
+ x86_decompose_lea, x86_arch_always_fancy_math_387,
+ x86_sse_partial_reg_dependency, x86_sse_load0_by_pxor,
+ x86_ext_80387_constants, x86_four_jump_limit):
+ (override_options): Add nocona_cost to processor_target_table.
+ Set up PROCESSOR_NOCONA for Nocona entry in processor_alias_table.
+ (incdec_operand): Prevent inc/dec generation for Nocona too.
+ (ix86_issue_rate): Add PROCESSOR_NOCONA.
+
+2004-04-01 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * rtlanal.c (find_reg_note): Manually
+ unswitch the loop.
+
+2004-04-01 Mark Mitchell <mark@codesourcery.com>
+
+ * genemit.c (gen_split): Change prototype of generated code.
+ * genrecog.c (write_action): Adjust prototype for and calls to
+ gen_split_*.
+ * gensupport.c (struct queue_elem): Add split field.
+ (queue_pattern): Return a value. Clear the split field.
+ (process_rtx): Maintain an association between an insn and the
+ split generated from it for a define_insn_and_split.
+ (process_one_cond_exec): Generate a new split for a
+ define_insn_and_split.
+ * config/arm/arm-protos.h (arm_split_constant): Add insn
+ parameter.
+ (emit_constant_insn): New function.
+ (arm_gen_constant): Use it.
+ * config/arm/arm.md: Adjust calls to arm_split_constant.
+
+2004-04-02 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c: Add overall comment.
+ (cgraph_inline_hash): New global variable.
+ (cgraph_create_node): Break out from ...
+ (cgraph_node): ... here.
+ (cgraph_edge): New function.
+ (cgraph_create_edge): New CALL_EXPR argument; some sanity checking.
+ (cgraph_remove_edge): Accept edge, intead of source and destination.
+ (cgraph_redirect_edge_callee): New.
+ (cgraph_remove_node): Update all new datastructures.
+ (cgraph_record_call, cgraph_remove_call): Kill.
+ (dump_cgraph_node): Break out from ... ; dump new datastructures.
+ (dump_cgraph): ... here.
+ (cgraph_function_possibly_inlined_p): Use new hashtable.
+ (cgraph_clone_edge, cgraph_clone_node): New.
+ * cgraph.h: Include hashtab.h
+ (struct cgraph_global_info): Kill cloned_times, inline_once, will_be_output
+ fields, add inlined_to pointer.
+ (cgraph_node): Add pointer to next_clone.
+ (cgraph_remove_edge, cgraph_create_edge): Update prototype.
+ (cgraph_remove_call, cgraph_record_call): Kill.
+ (cgraph_inline_hash): Declare.
+ (dump_cgraph_node, cgraph_edge, cg4raph_clone_edge, cgraph_clone_node,
+ cgraph_redirect_edge_callee): Declare.
+ (cgraph_create_edges, cgraph_inline_p): Update prorotype.
+ (cgraph_preserve_function_body_p, verify_cgraph, verify_cgraph_node,
+ cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Declare.
+ * cgraphunit.c: Add overall comment.
+ (cgraph_optimize_function): Kill.
+ (cgraph_assemble_pending_functions): Do not assemble inline clones.
+ (cgraph_finalize_function): Update call of cgraph_remove_node
+ (record_call_1): Record call sites.
+ (cgraph_create_edges): Accept node instead of decl argument.
+ (error_found): New static variable.
+ (verify_cgraph_node_1, verify_cgraph_node, verify_cgraph): New functions.
+ (cgraph_analyze_function): Update for new datastructures.
+ (cgraph_finalize_compilation_unit): Plug memory leak.
+ (cgraph_optimize_function): Kill.
+ (cgraph_expand_function): Do not use cgraph_optimize_function.
+ (INLINED_TIMES, SET_INLINED_TIMES, cgraph_inlined_into,
+ cgraph_inlined_callees): Kill.
+ (cgraph_remove_unreachable_nodes): Verify cgraph; update handling of
+ clones.
+ (estimate_growth): Simplify.
+ (cgraph_clone_inlined_nodes): New function.
+ (cgraph_mark_inline_edge): Re-implement.
+ (cgraph_mark_inline): Likewise.
+ (cgraph_check_inline_limits): Simplify.
+ (cgraph_recursive_inlining_p): New.
+ (update_callee_keys): Break out from ...
+ (cgraph_decide_inlining_of_small_functions): ... here; simplify.
+ (cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
+ Likewise.
+ (cgraph_expand_all_functions): Remove inline clones from the ordered
+ list.
+ (cgraph_preserve_function_body_p): New predicate.
+ (cgraph_optimize): Verify cgraph.
+ * function.h (struct function): Add fields saved_tree/saved_args.
+ * timevar.def (TV_CGRAPH_VERIFY): Use verifier.
+ * toplev.c (rest_of_compilation): Do not free cfun.
+ * tree-inline.c: Include function.h
+ (struct inline_data): Add saving_p field; replace decl/current_decl by
+ node/current_node.
+ (insert_decl_map): New function.
+ (copy_body_r): Handle saving; update cgraph datastructure.
+ (copy_body): Handle recursive inlining.
+ (initialize_inlined_parameters): Likewise.
+ (expand_call_inline): Propagate node attributes; update cgraph.
+ (optimize_inline_calls): Verify that datastructure still match.
+ (save_body): New function.
+ * tree-inline.h (save_body): New.
+ * tree-optimize.c (tree_rest_of_compilation): preserve function body; do inlining.
+ * langhooks-def.c (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): New.
+ * langhooks.c (lang_hooks): Add update_decl_after_saving.
+
+2004-04-01 Serge Belyshev <1319@bot.ru>
+
+ PR target/14702
+ * config/i386/i386.md: fix source operand constraints in
+ mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw
+
+2004-04-01 Waldek Hebisch <hebisch@math.uni.wroc.pl>
+
+ * fold-const.c (folda): Preserve types of comparisons.
+
+2004-04-01 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (backend_init): Move init_optimization_passes call ...
+ (lang_dependent_init): ... here.
+
+2004-04-01 Alan Modra <amodra@bigpond.net.au>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
+ -lgcc --as-needed -lgcc_s --no-as-needed by default.
+ * configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
+ * configure: Rebuilt.
+ * config.in: Rebuilt.
+ * Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
+ (stage2-start, stage3-start, stage4-start): Likewise.
+ (stageprofile-start, stagefeedback-start): Likewise.
+
+2004-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/sparc.h (DITF_CONVERSION_LIBFUNCS): Define to 0.
+ * config/sparc/linux.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
+ * config/sparc/linux64.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
+ * config/sparc/sol2.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
+ (SOLARIS_CONVERSION_LIBFUNCS): Rename to SUN_CONVERSION_LIBFUNCS.
+ * config/sparc/sparc.c (sparc_init_libfuncs): Initialize optabs
+ with _Q_qtoll, _Q_qtoull and _Q_lltoq if DITF_CONVERSION_LIBFUNCS.
+ * config.gcc (sparc-*-linux*): Revert 2004-03-23 change.
+ * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Likewise.
+ * config/sparc/t-linux: Removed.
+
+2004-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/14755
+ * fold-const.c (fold) <EQ_EXPR>: Properly compute newconst in
+ "bitfld++ == const" to "++bitfld == const + incr" transformations.
+
+2004-04-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (get_inner_reference): Use DECL_UNSIGNED, not TREE_UNSIGNED.
+ * stor-layout.c (layout_decl): Likewise.
+ * tree.c (get_narrower): Likewise and also use BIT_FIELD_REF_UNSIGNED.
+ * fold-const.c (make_bit_field_ref): Use BIT_FIELD_REF_UNSIGNED.
+ * print-tree.c (print_node): Handle various used of unsigned_flag.
+ * tree.def (BIT_FIELD_REF): Update comment.
+ * tree.h (TREE_UNSIGNED): Deleted.
+ (DECL_UNSIGNED, BIT_FIELD_REF_UNSIGNED): New macros.
+
+2004-03-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * builtins.c, c-aux-info.c, c-common.c, c-cppbuiltin.c, c-decl.c:
+ Change most occurrences of TREE_UNSIGNED to TYPE_UNSIGNED.
+ * c-format.c, c-opts.c, c-pretty-print.c, c-typeck.c: Likewise.
+ * calls.c, convert.c, dbxout.c, dojump.c, dwarf2out.c: Likewise.
+ * expmed.c, expr.c, fold-const.c, function.c, integrate.c: Likewise.
+ * optabs.c, sdbout.c, stmt.c, stor-layout.c, tree-dump.c: Likewise.
+ * tree.c, config/iq2000/iq2000.c, config/m32r/m32r.c: Likewise.
+ * config/mips/mips.c, config/rs6000/rs6000.c: Likewise.
+ * config/s390/s390.c, config/sparc/sparc.c, objc/objc-act.c: Likewise.
+ * stor-layout.c (layout_type, case COMPLEX_TYPE): Test for
+ REAL_TYPE, not INTEGER_TYPE.
+ (layout_type, case VECTOR_TYPE): Simplify code.
+ * tree.c (build_vector_type_for_mode): Remove dup unsigned setting.
+ * tree.h: Update comments.
+ (STRIP_NOPS): Use TYPE_UNSIGNED.
+ (TYPE_UNSIGNED): New macro.
+ (TYPE_TRAP_SIGNED): Remove now redundant check.
+ (SAVE_EXPR_NOPLACEHOLDER): Don't use TREE_UNSIGNED.
+
+2004-03-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * function.c (put_var_into_stack): Properly set orig_reg for indirect.
+
+2004-03-31 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
+ Add darwin-fpsave.asm, darwin-vecsave.asm,
+ and darwin-world.asm.
+ (TARGET_LIBGCC2_CFLAGS): Add -Wa,-force_cpusubtype_ALL
+ as the asm files contain altivec instructions.
+ * config/rs6000/darwin-fpsave.asm: New file.
+ * config/rs6000/darwin-vecsave.asm: New file.
+ * config/rs6000/darwin-world.asm: New file.
+
+2004-03-31 Zack Weinberg <zack@codesourcery.com>
+
+ * gengtype-yacc.y (option, stringseq): Add missing
+ terminating semicolon.
+
+2004-03-30 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (tls_gd_32, tls_gd_64,
+ tls_ld_32, tls_ld_64, tls_dtprel_32, tls_dtprel_64,
+ tls_dtprel_ha_32, tls_dtprel_ha_64,
+ tls_dtprel_lo_32, tls_dtprel_lo_64,
+ tls_got_dtprel_64, tls_tprel_32, tls_tprel_64,
+ tls_tprel_ha_32, tls_tprel_ha_64,
+ tls_tprel_lo_32, tls_tprel_lo_64,
+ tls_got_tprel_32, tls_got_tprel_64,
+ tls_tls_32, tls_tls_64): Replace register_operand with
+ gpc_reg_operand.
+
+2004-03-30 Mostafa Hagog <mustafa@il.ibm.com>
+
+ * config/rs6000/rs6000.md (*ctrsi_internal1, *ctrsi_internal2,
+ *ctrdi_internal1, *ctrdi_internal2, *ctrsi_internal3,
+ *ctrsi_internal4, *ctrdi_internal3, *ctrdi_internal4,
+ *ctrsi_internal5, *ctrsi_internal6, *ctrdi_internal5,
+ *ctrdi_internal6): Replace register_operand with
+ nonimmediate_operand.
+
+2004-03-29 Fariborz Jahanian <fjahanian@apple.com>
+
+ * fold-const.c (fold): Reassociate multiply expression
+ with an adjacent non-multiply expression to use
+ architecture's multiply-add instruction.
+
+2004-03-30 Zack Weinberg <zack@codesourcery.com>
+
+ * gengtype.c (create_option): New function.
+ * gengtype.h: Prototype it.
+ * gengtype-yacc.y (stringseq): New rule.
+ (option): Use create_option. Add new bare ID production. Use
+ stringseq, not STRING directly.
+
+ * alias.c, bitmap.c, c-decl.c, cgraph.h, cpplib.h, cselib.h
+ * dwarf2out.c, emit-rtl.c, function.h, lists.c, tree.h
+ * varray.h, config/alpha/alpha.c:
+ Use new shorter form of GTY markers.
+
+ * doc/gty.texi: Rewrite.
+
+2004-03-30 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin.c (machopic_function_base_name):
+ Remove current_name and getting the name of the
+ current function.
+
+2004-03-30 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.md (thumb_jump): Reduce the backward branch
+ range, and increase the forward branch range, to allow for
+ the fact that the PC will be off by 4.
+
+2004-03-30 Alan Modra <amodra@bigpond.net.au>
+
+ * .cvsignore: Add GPATH, GRTAGS, GSYMS and GTAGS (GNU GLOBAL)
+
+2004-03-30 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/rs6000/rs6000.c (output_vec_const_move):
+ Find all cases of EASY_VECTOR_15_ADD_SELF.
+ (easy_vector_constant_add_self): Accept
+ all vector constant loadable by vsplt* and vadd*.
+ (easy_vector_same): Use easy_vector_splat_const.
+ (easy_vector_const): Use easy_vector_splat_const.
+ (easy_vector_splat_const): New function.
+ (gen_easy_vector_constant_add_self): New function.
+
+ * config/rs6000/rs6000-protos.c (gen_easy_vector_constant_add_self):
+ New prototype.
+
+ * config/rs6000/altivec.md (movv4si splitter): Change to
+ emit move insn with halfed vector constant.
+ (*movv8hi splitter): Likewise.
+ (*movv16qi splitter): Likewise.
+
+2004-03-30 Hartmut Penner <hpenner@de.ibm.com>
+
+ PR 11591
+ * config/rs6000/rs6000.c (rs6000_legitimate_address):
+ Allow any offset to argument pointer in no-strict case.
+
+2004-03-30 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (backend_init): Add missing call to inint_optimization_passes.
+ * passes.c (init_optimization_passes, finish_optimization_passes): Output cgraph
+ dump file in non-unit-at-a-time mode.
+
+2004-03-29 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.h: Correct #ifdef to test for
+ HAVE_AS_NO_MUL_BUG_ABORT_OPTION, not
+ HAVE_AS_MUL_BUG_ABORT_OPTION.
+
+2004-03-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * function.c (put_var_into_stack): If old RTL was ADDRESSOF, update
+ the address inside the old RTL.
+
+2004-03-28 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c: Verify that C_SIZEOF_STRUCT_LANG_IDENTIFIER is correct.
+ (struct c_binding, struct c_scope): Add chain_next
+ attributes to GTY markers.
+ (struct lang_identifier, struct lang_tree_node): Define
+ here...
+ * c-tree.h: ... not here. No longer need to declare struct
+ c_binding either. Do define C_SIZEOF_STRUCT_LANG_IDENTIFIER.
+ * c-lang.c, objc/objc-lang.c: Set LANG_HOOKS_IDENTIFIER_SIZE
+ to C_SIZEOF_STRUCT_LANG_IDENTIFIER.
+
+ PR 14734, 11944
+ * c-decl.c (get_parm_info): If error_mark_node is encountered
+ in the bindings chain, unbind and discard it; don't abort.
+
+2004-03-28 Olga Golovonevsky <olga@il.ibm.com>
+ Dorit Naishlos <dorit@il.ibm.com>
+
+ * config/rs6000/altivec.md: (andvv16qi3, andv8hi3, one_cmplv16qi2,
+ one_cmplv8hi2, one_cmplv4si2, iorv16qi3, iorv8hi3,): New modelling.
+
+2004-03-28 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11-protos.h (m68hc11_page0_symbol_p): Declare.
+
+ * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute): New.
+ (m68hc11_attribute_table): New attribute "page0" to mark a global
+ variable as being allocated from within page0 section.
+ (m68hc11_encode_label): New function.
+ (m68hc11_strip_name_encoding): New function.
+ (m68hc11_page0_symbol_p): New function.
+ (m68hc11_indirect_p): Accept global variables marked in page0.
+ (m68hc11_encode_section_info): Lookup "page0" attribute.
+
+ * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): 'R' constraint also
+ represents access to page0 variables.
+
+ * config/m68hc11/m68hc11.md ("*logicalsi3_zexthi"): Use gen_rtx_REG.
+ ("*logicalsi3_silshl16_zext"): Likewise.
+ ("*ashldi3_const32"): Likewise.
+ (peephole2 ashift): Likewise.
+
+2004-03-28 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-tree.h (C_DECL_REGISTER): New.
+ * c-aux-info.c (gen_decl), c-decl.c (objc_mark_locals_volatile,
+ finish_decl, grokdeclarator, get_parm_info), c-typeck.c
+ (build_array_ref, c_mark_addressable): Set and use it.
+ * c-decl.c (grokdeclarator), c-typeck.c (c_mark_addressable):
+ Allow structures with volatile fields to be declared register.
+ Don't check TREE_ADDRESSABLE before warning about taking address
+ of register.
+ * c-decl.c (finish_decl): Don't allow structures with volatile
+ fields to be placed in named register.
+ * doc/trouble.texi: Remove reference to structures with volatile
+ fields in registers.
+
+2004-03-27 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * function.c (thread_prologue_and_epilogue): Move
+ NOTE_INSN_FUNCTION_END and NOTE_INSN_FUNCTION_BEG notes
+ before the epilogue.
+
+2004-03-27 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * expr.c (store_constructor): Use gen_int_mode to correctly
+ sign-extend CONST_INT value.
+
+2004-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtin-types.def (BT_WINT, BT_FN_INT_WINT, BT_FN_WINT_WINT): New.
+ * builtins.def (DEF_C94_BUILTIN): New. Add wctype builtins.
+ * doc/extend.texi: Likewise.
+
+2004-03-26 Diego Novillo <dnovillo@redhat.com>
+
+ * c-typeck.c (comptypes): Replace calls to TYPE_DOMAIN
+ with TYPE_ORIG_SIZE_TYPE.
+
+2004-03-25 Aldy Hernandez <aldyh@redhat.com>
+
+ PR 14219
+ * c-typeck.c (build_binary_op): Do not allow comparisons of
+ vectors.
+
+2004-03-26 James A. Morrison <ja2morri@uwaterloo.ca>
+
+ * config.gcc: Remove sparc-tti-*.
+ * config/sparc/pbd.h: Delete.
+
+ * config/sparc/sol2.h: Remove note about Sun OS 4.x.
+ * config/sparc/aout.h: Likewise.
+
+ * config/sparc/sparc.h: Remove if 0'd code.
+ * config/sparc/sparc.md (call): Remove if 0'd code.
+ (call_value): Likewise.
+ (nonlocal_goto): Likewise.
+ (unimp_insn): Delete.
+
+2004-03-25 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (tree_expr_nonnegative_p): Handle BIT_XOR_EXPR like
+ BIT_IOR_EXPR; A^B is nonnegative when A and B are nonnegative.
+
+2004-03-25 Richard Henderson <rth@redhat.com>
+
+ PR 11527
+ * c-typeck.c (pop_init_level): Emit pending init elements earlier
+ rather than later.
+
+2004-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin): Fix error in last change.
+
+2004-03-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h: Formatting fix.
+
+2004-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.def: Add ctype builtins.
+ * doc/extend.texi: Likewise.
+
+2004-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin): Add new builtin optimizations for
+ sqrt and/or cbrt.
+ * fold-const.c (fold): Likewise.
+
+2004-03-25 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_always_hint): New variable.
+ (rs6000_sched_groups): New variable.
+ (processor_target_table): Add power5.
+ (rs6000_override_options): Set rs6000_sched_insert_nops,
+ rs6000_sched_costly_dep and rs6000_sched_restricted_insns_priority
+ from rs6000_sched_groups.
+ (output_cbranch): Use rs6000_always_hint.
+ (rs6000_variable_issue): Use rs6000_sched_groups.
+ (rs6000_adjust_cost): Add CPU_POWER5.
+ (is_microcoded_insn): Use rs6000_sched_groups.
+ (is_dispatch_slot_restricted): Use rs6000_sched_groups.
+ Return 2 for POWER5 cracked instructions.
+ (is_cracked_insn): Use rs6000_sched_groups.
+ (is_branch_slot_insn): Use rs6000_sched_groups.
+ (rs6000_issue_rate): Add CPU_POWER5.
+ (rs6000_sched_finish): Use rs6000_sched_groups.
+ (rs6000_rtx_costs): Add PROCESSOR_POWER5.
+ * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER5.
+ (DEFAULT_SCHED_COSTLY_DEP): Delete.
+ (DEFAULT_RESTRICTED_INSNS_PRIORITY): Delete.
+ (DEFAULT_SCHED_FINISH_NOP_INSERTION_SCHEME): Delete.
+ * config/rs6000/rs6000.md (define_attr "cpu"): Add power5.
+ * config/rs6000/power5.md: New file.
+ * doc/invoke.texi: Add power5 option.
+
+2004-03-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgrtl.c, dbxout.c, tree.def, config/darwin.h,
+ config/arm/arm.c, objc/objc-act.c: Fix comment typos.
+ * doc/invoke.texi: Fix a typo.
+
+2004-03-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR optimization/9707.
+ * stmt.c (emit_case_nodes): Emit equality comparisons instead
+ of recursing if both children are single-valued cases with no
+ children.
+
+2004-03-25 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (vfp_print_multi): Remove.
+ (arm_output_fldmx): New function.
+ (vfp_emit_fstmx): Return block size, not insn. Add ARM10 VFPr1 bugfix.
+ (arm_expand_prologue): Update to match.
+ (arm_get_vfp_saved_size): New Function.
+ (arm_get_frame_offsets): Use it.
+ (arm_output_epilogue): Use new functions.
+
+2004-03-24 Richard Henderson <rth@redhat.com>
+
+ * alias.c (alias_invariant, alias_invariant_size): Mark GTY.
+ (reg_known_value, reg_known_value_size): Likewise; make static.
+ (reg_known_equiv_p): Make static.
+ (clear_reg_alias_info): Update for new indexing.
+ (get_reg_known_value, set_reg_known_value): New.
+ (get_reg_known_equiv_p, set_reg_known_equiv_p): New.
+ (canon_rtx): Use them.
+ (init_alias_analysis): Likewise. Allocate reg_known_value with gc.
+ Don't play queer offsetting games with reg_known_value and
+ reg_known_equiv_p.
+ (end_alias_analysis): Free reg_known_value with gc.
+ * rtl.h (get_reg_known_value, get_reg_known_equiv_p): Declare.
+ * sched-deps.c (reg_known_equiv_p, reg_known_value): Remove.
+ (deps_may_trap_p, sched_analyze_1, sched_analyze_2): Use the new
+ functions instead.
+
+2004-03-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * dwarf2asm.c, loop.h, pretty-print.c, pretty-print.h,
+ config/i386/mmintrin.h: Update copyright.
+
+2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Add --enable-werror-always (for top level bootstrap
+ support).
+ * configure: Regenerate.
+
+2004-03-24 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (objc_comptypes): Treat comparisons
+ between 'Class' and '<class> *' as explicitly invalid.
+
+2004-03-24 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/invoke.texi (-frename-registers): Add enabled at -O3.
+ (-fprofile-values): Add enabled with profile-{generate,use}.
+ (-fvpt): Same.
+ (-ftracer): Add enabled with profile-use.
+ (-funit-at-a-time): Add enabled at -O2,-O3.
+ (-funroll-loops): Add enabled with profile-use.
+ (-funswitch-loops): Add enabled with profile-use. Remove duplicates.
+ (max-gcse-passes): Mention default.
+ (max-cse-path-length): Mention default.
+
+2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * Makefile.in (STRICT2_WARN): Reorder.
+ * configure.ac: Check for -Wold-style-definition, and use it
+ in strict1_warn if it's available.
+ * configure: Regnerate.
+
+2004-03-24 Paul Brook <paul@nowt.org>
+
+ * config.gcc <arm>: Add --with-abi=
+ * config/arm/arm-protos.h (arm_get_frame_size, thumb_get_frame_size,
+ thumb_far_jump_used): Remove prototypes.
+ (arm_needs_doubleword_align): Add prototype.
+ (thumb_compute_initial_elimination_offset): Ditto.
+ * config/arm/arm.c (arm_get_frame_offsets): New function.
+ (use_return_insn, output_return_instruction, arm_output_epilogue,
+ arm_output_function_epilogue, arm_compute_initial_elimination_offset,
+ arm_expand_prologue, thumb_expand_epilogue): Use it.
+ (arm_abi, target_abi_name, all_arm_abis): New variables.
+ (arm_override_options): Set them. Set structure padding for AAPCS.
+ (arm_return_in_memory): Update ABI check.
+ (arm_init_cumulative_args): Initialize can_split.
+ (arm_needs_doubleword_align): New function.
+ (arm_function_arg): Don't split args after pushing to stack. Handle
+ doubleword/even reg alignment.
+ (arm_va_arg): Handle all doubleword aligned args.
+ (add_minpoolforward ref, dump_minpool, push_minpool_fix): Align based
+ on ABI, not CPU.
+ (arm_compute_save_reg0_reg12_mask): Fix comment.
+ (thumb_get_frame_size, thumb_get_frame_size): Remove.
+ (thumb_jump_far_used_p): Remove superfluous argument. Return save
+ value for alignment.
+ (thumb_unexpanded_epilogue, thumb_output_function_prologue): Change
+ to match.
+ (thumb_compute_initial_elimination_offset): New function.
+ (thumb_expand_prologue): Use arm_get_frame_offsets. Remove
+ unneccessary rounding.
+ * config/arm/arm.h (target_abi_name): Declare.
+ (ARM_DOUBLEWORD_ALIGN, DOUBLEWORD_ALIGNMENT, TARGET_IWMMXT_ABI,
+ arm_abi_type, ARM_DEFAULT_ABI): Define.
+ (ARM_FLAG_ATPCS): Remove.
+ (TARGET_OPTIONS, OPTION_DEFAULT_SPECS): Add -mabi=.
+ (BIGGEST_ALIGNMENT, PREFERRED_STACK_BOUNDARY, STACK_BOUNDARY): Use it.
+ (ADJUST_FIELD_ALIGN, DATA_ALIGNMENT, LOCAL_ALIGNMENT,
+ TYPE_NEEDS_IWMMXT_ALIGNMENT): Remove.
+ (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P):
+ Contitionalize on ABI, not CPU.
+ (struct arm_stack_offsets): Define.
+ (struct machine_function): Add stack_offsets. Remove frame_size.
+ (FUNCTION_ARG_PARTIAL_NREGS): Don't split if previous args have been
+ pushed.
+ (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY): Handle general
+ doubleword alignment.
+ (THUMB_INITIAL_ELIMINATION_OFFSET,
+ ARM_INITIAL_ELIMINATION_OFFSET): Remove.
+ (INITIAL_ELIMINATION_OFFSET): Call functions directly.
+ * config/arm/arm.md (align_8): Enable for all targets.
+ * config/arm/netbsd-elf.h (TARGET_DEFAULT): Remove TARGET_ATPCS.
+ (ARM_DEFAULT_ABI): Define.
+ * doc/invoke.texi <ARM>: Document -mabi=. Update documentation for
+ -mstructure-size-boundary.
+
+2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Check for -Wno-variadic-macros; don't use
+ -pedantic (in stage 1 or a simple 'make all') unless it's available,
+ and if it's available, use it. Also, clean up check for
+ -Wno-long-long.
+ * configure: Regenerate.
+
+2004-03-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Remove tm_defines.
+ * config/mips/vr.h (DEFAULT_VR_ARCH): New macro, defined to vr4130.
+ (MULTILIB_DEFAULTS): Use it.
+ (MIPS_CPU_STRING_DEFAULT): Remove.
+ (MIPS_ABI_DEFAULT, MIPS_MARCH_CONTROLS_SOFT_FLOAT): Define.
+ (DRIVER_SELF_SPECS): Make -mfix-vr4122-bugs imply -march=vr4120. Make
+ EABI64 -mlong32 the default ABI. Enforce the default architecture.
+ * config/mips/t-vr (MULTILIB_OPTIONS): Add mfix-vr4122-bugs,
+ march=vr4130, march=vr4300, march=vr5000 and march=vr5500.
+ (MULTILIB_MATCHES): Use -mfix-vr4122-bugs multilibs for -march=vr4120.
+ (MULTILIB_EXCEPTIONS): Change choice of multilibs. Update comments
+ accordingly.
+
+2004-03-24 DJ Delorie <dj@redhat.com>
+ Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MASK_FIX_VR4122, TARGET_FIX_VR4122): New macros.
+ (TARGET_SWITCHES): Add -mfix-vr4122-bugs and -mno-fix-vr4122-bugs.
+ (ASM_SPEC): Pass down -mfix-vr4122-bugs.
+ * config/mips/mips.c (mips_avoid_hazards): Don't emit whole functions
+ in .set noreorder and .set nomacro if TARGET_FIX_VR4122.
+ (mips_init_libfuncs): Use special functions for divsi3 and modsi3
+ if TARGET_FIX_VR4122.
+ * config/mips/mips.md (define_attr length): Account for nops inserted
+ after macc and dmult when using -mfix-vr4122-bugs.
+ (umuldi3_highpart, divmodsi4, divmoddi4): Disable if TARGET_FIX_VR4122.
+ * config/mips/t-vr (LIB2FUNCS_STATIC_EXTRA): Define instead of
+ LIB2FUNCS_EXTRA. Add config/mips/vr4122-div.S.
+ * config/mips/vr4122-div.S: New file.
+ * doc/invoke.texi: Document -mfix-vr4122-bugs.
+
+2004-03-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (PROCESSOR_R4130): New processor_type.
+ (TARGET_MIPS4130): New macro.
+ (ISA_HAS_MACC): Return true if TARGET_MIPS4130 && !TARGET_MIPS16.
+ * config/mips/mips.c (mips_cpu_info_table): Add a vr4130 entry.
+ (override_options): Extend MIPS_MARCH_CONTROLS_SOFT_FLOAT to deal
+ with PROCESSOR_R4130.
+ * config/mips/mips.md (define_attr cpu): Add r4130.
+ * doc/invoke.texi: Document vr4130 as a supported MIPS architecture.
+
+2004-03-24 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
+ Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Apply missed hunk from 2004-03-03 change.
+
+2004-03-24 Alexandre Oliva <aoliva@redhat.com>
+
+ PR preprocessor/14438
+ * cpplib.c (do_pragma): Remove line_change call after pragma
+ handler.
+
+2004-03-23 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * doc/extend.texi (ARM Built-in Functions): Replace with correct
+ declarations.
+
+2004-03-23 Roger Sayle <roger@eyesopen.com>
+
+ * reg-stack.c (get_true_reg): Handle FLOAT_TRUNCATE like FLOAT_EXTEND
+ if flag_unsafe_math_optimizations.
+ * config/i386/i386.md (truncdfsf2): If flag_unsafe_math_optimizations
+ and TARGET_80387 expand using truncdfsf2_noop pattern.
+ (truncxfsf2): Likewise using truncxfsf2_noop.
+ (truncxfdf2): Likewise using truncxfdf2_noop.
+ (truncdfsf2_noop, truncxfsf2_noop, truncxfdf2_noop): New patterns.
+
+2004-03-23 Ziemowit Laski <zlaski@apple.com>
+
+ * hooks.c (hook_constcharptr_tree_null): New hook.
+ * hooks.h (hook_constcharptr_tree_null): New prototype.
+ * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): New target hook.
+ * target.h (mangle_fundamental_type): New target hook.
+ * config/rs6000/rs6000.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Point
+ target hook at rs6000_mangle_fundamental_type.
+ (rs6000_mangle_fundamental_type): New function.
+ * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Document.
+
+2004-03-23 Zack Weinberg <zack@codesourcery.com>
+
+ PR 12267, 12391, 12560, 13129, 14114, 14133
+ * c-tree.h: Forward declare struct c_binding. Declare
+ c_override_bindings_to_false. Update prototypes.
+ (struct lang_identifier): Update comments. Change fields to be
+ struct c_binding *.
+ (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE)
+ (IDENTIFIER_LABEL_VALUE, C_DECL_INVISIBLE)
+ (KEEP_NO, KEEP_YES, KEEP_MAYBE): Delete.
+ (C_DECL_IN_EXTERNAL_SCOPE, C_DECL_DECLARED_BUILTIN): New.
+ * c-common.h: Update prototypes.
+ * c-decl.c (struct c_scope): Update commentary. Remove names,
+ names_last, parms, parms_last, tags, and shadowed fields. Add
+ bindings and depth fields.
+ (scope_freelist): Move to more appropriate location.
+ (c_print_identifier): Update for changes to struct lang_identifier.
+ (objc_mark_locals_volatile): Update for new bindings structures.
+ (global_bindings_p): Honor c_override_global_bindings_to_false.
+ (pushlevel): Rename to push_scope; take no arguments; use the
+ scope_freelist; initialize scope->depth and check for overflow.
+ (poplevel): Rename to pop_scope; totally rewritten for new bindings
+ structures.
+ (diagnose_mismatched_decls): Use C_DECL_DECLARED_BUILTIN, not
+ C_DECL_INVISIBLE, for certain decisions. Adjust some diagnostics.
+ Improve some commentary. Adjust handling of forward parm decls.
+ (merge_decls): Set C_DECL_DECLARED_BUILTIN when appropriate.
+ Preserve C_DECL_IN_EXTERNAL_SCOPE.
+ (warn_if_shadowing): Correct indentation. Improve diagnostics.
+ (pushdecl): Remove unnecessary assertion. Short-circuit anonymous
+ decls. Rewrite for new bindings structures. Improve commentary.
+ Eliminate the copy_node call.
+ (implicit_decl_warning): Use the "diag" idiom (as seen in
+ locate_old_decl) to reduce code duplication; call locate_old_decl
+ if appropriate. Relocate to remove need for forward declaration.
+ (implicitly_declare): Adjust for new bindings structures. Kludge
+ around Objective-C not-really-builtin functions.
+ (undeclared_variable): Improve diagnostics. If current_function_decl
+ is nonnull but current_function_scope is null, use current_scope.
+ Use bind.
+ (lookup_tag): Adjust for new bindings structures. Kludge around
+ Objective-C's tag declarations that wind up in the external scope.
+ (lookup_name): Adjust for new bindings structures. Kludge around
+ c-common.c's pseudo-typedefs that wind up in the external scope.
+ (lookup_name_current_level): Rename lookup_name_in_scope; take a
+ second argument indicating the scope to examine; rewrite for
+ new bindings structures.
+ (c_init_decl_processing): Adjust for renamed functions. Do not
+ initialize current_file_decl, first_builtin_decl, last_builtin_decl.
+ First scope pushed is the external scope, not the global scope.
+ (builtin_function): Use bind, not pushdecl. Adjust other bits
+ for new data structures. Keep track of builtins that should be
+ made visible automatically.
+ (start_decl): Adjust diagnostics. Remove unnecessary call to
+ expand_decl.
+ (grokparms): Return 0 if arg_types is error_mark_node.
+ (get_parm_info): Rename "void_at_end" argument to "ellipsis", with
+ reversed sense. Rewrite for new bindings structures. Do not
+ leave any decls in the scope, to prevent pop_scope from doing
+ contradictory things with them.
+ (finish_struct, finish_enum): Remove redundant diagnostics.
+ (build_enumerator): Don't cascade diagnostics for error_mark_node.
+ Mark location where -pedantic changes the meaning of the program.
+ (store_parm_decls_newstyle, store_parm_decls_oldstyle): Load the
+ parameter decls into the function's scope structure using bind.
+ Warn here about function definitions in the wrong style.
+ Adjust diagnostics.
+ (store_parm_decls): Correct the determination of whether a
+ function was defined with a prototype.
+ (c_write_global_declarations): Operate on all file decls and on
+ the external scope. Split body of the loop to...
+ (c_write_global_declarations_1): ... this new function, to avoid
+ code duplication.
+ (truly_local_externals, first_builtin_decl, last_builtin_decl)
+ (make_scope, pop_scope, in_parm_level_p, set_block)
+ (any_external_decl, record_external_decl, bind_label, getdecls)
+ (link_hash_hash, link_hash_eq, merge_translation_unit_decls)
+ (c_reset_state): Delete.
+ (visible_builtins, c_override_global_bindings_to_false)
+ (c_binding, I_SYMBOL_BINDING, I_SYMBOL_DECL, I_TAG_BINDING)
+ (I_TAG_DECL, I_LABEL_BINDING, I_LABEL_DECL, file_scope)
+ (external_scope, binding_freelist, bind, free_binding_and_advance)
+ (push_file_scope, pop_file_scope): New.
+ (pushtag, pushdecl_top_level, lookup_label, declare_label)
+ (define_label, c_make_fname_decl, finish_decl)
+ (mark_forward_parm_decls, build_compound_literal)
+ (grokdeclarator, start_function, check_for_loop_decls)
+ (identifier_global_value, record_builtin_type): Minor adjustments
+ for new bindings structures. Improve diagnostics and commentary.
+ * c-objc-common.c (start_cdtor, finish_cdtor): Adjust calls to
+ pushlevel/poplevel respectively.
+ (c_objc_common_finish_file): Don't call merge_translation_unit_decls.
+ * c-opts.c (c_common_parse_file): Remove spurious ATTRIBUTE_UNUSED.
+ Warn about YYDEBUG not being defined only if -dy. Remove no-longer-
+ correct loop over multiple translation units; call fatal_error if
+ requested to compile more than one file at once. (This disables
+ IMA temporarily - an up-front error being preferable to a crash.)
+ * c-parse.in (pushlevel, poplevel rules): Rename push_scope, pop_scope.
+ (all actions): Adjust calls to pushlevel/poplevel.
+ (parsing_iso_function_signature): Delete.
+ (extdef_1): Fold into extdef.
+ (old_style_parm_decls_1): Fold into old_style_parm_decls. Don't
+ warn here about function definitions in the wrong style.
+ (after_tyle_declarator, parm_declarator_starttypename)
+ (parm_declarator_nostarttypename, notype_declarator): Remove
+ commented-out productions.
+ (parmlist_1, parmlist_2): Use make_node, not tree_cons, to create
+ an empty TREE_LIST node. Adjust calls to get_parm_info.
+ (parmlist_2 : ELLIPSIS): Tag the arg-info block with error_mark_node
+ to suppress -Wold-style-definition after this error.
+ (c_parse_file): Don't clear the binding stack or call
+ finish_fname_decls here. Correct comment.
+ * c-typeck.c (same_translation_unit_p): Export.
+ (common_type): Use c_override_global_bindings_to_false, not
+ pushlevel/poplevel/declare_parm_level.
+ * c-lang.c: Override LANG_HOOKS_CLEAR_BINDING_STACK,
+ LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK,
+ and LANG_HOOKS_GETDECLS with do-nothing stubs.
+ * objc/objc-lang.c: Likewise.
+ * objc/objc-act.c: Adjust all calls to pushlevel, poplevel,
+ get_parm_info.
+ (OBJC_VOID_AT_END): Delete; replace all uses
+ with void_list_node.
+ (generate_forward_declaration_to_string_table): Delete.
+ * objc/objc-act.h (OCTI_STRG_DECL, UOBJC_STRINGS_decl): Delete.
+
+ * coverage.c (create_coverage): Don't pushdecl anything.
+ * langhooks.c (lhd_clear_binding_stack): Call
+ lang_hooks.decls.poplevel, not poplevel.
+ * tree.c (list_length): If ENABLE_TREE_CHECKING, abort on a
+ circular list rather than going into an infinite loop.
+
+2004-03-23 Olivier Hainque <hainque@act-europe.fr>
+
+ * optabs.c (expand_binop): When synthesizing double word rotates
+ from single word shifts, use a new register target if the provided
+ target is not a REG already.
+
+2004-03-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alias.c (get_alias_set): Add support for TYPE_REF_CAN_ALIAS_ALL.
+ * c-common.c (handle_mode_attribute): Add extra arg to
+ build_pointer_type_for_mode and build_reference_type_for_mode.
+ * c-typeck.c (build_c_cast): Only look at TREE_CONSTANT_OVERFLOW
+ for INTEGER_CST.
+ * tree.c (build_pointer_type_for_mode): Add arg CAN_ALIAS_ALL.
+ Chain pointers via TYPE_NEXT_PTR_TO.
+ (build_reference_type_for_mode): Similarly.
+ (build_type_no_quals): Add extra arg to build_pointer_type_for_mode
+ and build_reference_type_for_mode.
+ (tree_check4_failed): New function.
+ * tree.h (TREE_CHECK4, PTR_OR_REF_CHECK): New macros.
+ (TYPE_REF_CAN_ALIAS_ALL, TYPE_NEXT_PTR_TO, TYPE_NEXT_REF_TO): Likewise.
+ (TREE_NO_UNSUED_WARNING, TREE_VIA_VIRTUAL, TREE_CONSTANT_OVERFLOW):
+ Add check.
+
+2004-03-23 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (tree_expr_nonnegative_p): A&B is nonnegative when
+ A is nonnegative or B is nonnegative. Similarly A|B is nonnegative
+ when both A and B are nonnegative.
+ (tree_expr_nonzero_p): A|B is nonzero when A is nonzero or B is
+ nonzero.
+
+2004-03-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (fold): Remove cases for INTEGER_CST, REAL_CST,
+ VECTOR_CST, STRING_CST, COMPLEX_CST, and CONSTRUCTOR.
+
+2004-03-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR optimization/14669
+ * fold-const.c (fold): Only unwiden integer comparisons for equality
+ and inequality operators, or when the signedness doesn't change.
+
+2004-03-23 Jakub Jelinek <jakub@redhat.com>
+
+ * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
+ * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Set.
+ * config/sparc/t-linux: New file.
+
+2004-03-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * gcse.c (can_assign_to_reg_p): New function, split out from...
+ (want_to_gcse_p): ...here.
+ (compute_ld_motion_mems): Use can_assign_to_reg_p to validate
+ the rhs of a store.
+
+2004-03-22 Diego Novillo <dnovillo@redhat.com>
+
+ * c-typeck.c (same_translation_unit_p): Fix pasto.
+
+2004-03-22 David Edelsohn <edelsohn@gnu.org>
+
+ * params.def (PARAM_MAX_SCHED_REGION_BLOCKS): New.
+ (PARAM_MAX_SCHED_REGION_INSNS): New.
+ * sched-rgn.c: Include params.h
+ (MAX_RGN_BLOCKS): Delete.
+ (MAX_RGN_INSNS): Delete.
+ (too_large): Return bool. Convert to PARAM_VALUE.
+ * Makefile.in (sched-rgn.o): Depend on $(PARAMS_H).
+ * doc/invoke.texi (param): Document max-sched-region-blocks and
+ max-sched-region-insns.
+
+2004-03-22 Joel Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (is_subrange_type): Do not emit a subrange_type DIE
+ for base types.
+
+2004-03-22 Joel Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (is_subrange_type): Minor code rework. No behavior
+ change.
+
+2004-03-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/14069
+ * c-decl.c (finish_struct): Change type of incorrect flexible array
+ field into error_mark_node.
+
+2004-03-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/14580
+ * config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols
+ who are not local for Darwin PIC.
+
+2004-03-22 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * regrename.c (regrename_optimize): Set regs_ever_live for all
+ registers introduced as replacement.
+
+2004-03-22 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/14470
+ * expr.c (mark_queue): New function.
+ (emit_insns_enqueued_after_mark): New function replacing
+ emit_queue. Clear the body of emitted queued insns.
+ (emit_queue): Call emit_insns_enqueued_after_mark.
+ (store_expr): Mark the increment queue on entry. Emit
+ only the incrementations queued when expanding the source.
+
+2004-03-22 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Allow --disable-coverage-flags (for the future benefit
+ of top level bootstrap, and consistency). Reindent.
+ * configure: Regenerate.
+
+2004-03-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bt-load.c, builtins.c, cfghooks.c, cfgrtl.c, gcse.c,
+ ggc-page.c, integrate.c, var-tracking.c, web.c: Remove
+ unnecessary casts.
+
+2004-03-22 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/14291
+ * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for
+ __MINGW32__.
+
+2004-03-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*doloop_si"): Change predicate for operand 2
+ to nonimmediate_operand.
+ ("*doloop_di"): Likewise.
+
+2004-03-21 Alexandre Oliva <aoliva@redhat.com>
+
+ * real.h (struct real_value): Use the same type for all
+ bitfields. Rename exp to uexp.
+ (REAL_EXP, SET_REAL_EXP): New accessor macros for uexp.
+ Adjust all uses of exp...
+ * builtins.c: ... here, ...
+ * emit-rtl.c: ... here, and ...
+ * real.c: ... and here.
+
+2004-03-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * pretty-print.c (pp_base_maybe_space): New function.
+ * pretty-print.h (pp_base_maybe_space): Declare.
+ (pp_maybe_space): New macro.
+
+2004-03-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("addti3", "subti3"): New insns and splitters.
+
+2004-03-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * expmed.c (choose_mult_variant): Pass MULT_COST as argument instead
+ of using register multiplication cost.
+ (expand_mult): Adapt choose_mult_variant call.
+ (expand_mult_highpart): Call choose_mult_variant with WIDER_MODE
+ of MODE; pass appropriate cost bound. Adjust result when
+ performing signed multiplication by a negative constant.
+ Don't use intermediate modes larger than word_mode.
+
+2004-03-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alias.c (get_alias_set): Remove handling of PLACEHOLDER_EXPR.
+ * emit-rtl.c (component_ref_for_mem_expr): Likewise.
+ (set_mem_attributes_minus_bitpos): Call SUBSTITUTE_PLACEHOLDER_IN_EXPR.
+ * explow.c (expr_size): Likewise.
+ * expr.h (placeholder_list, find_placeholder): Deleted.
+ * expr.c (store_constructor): Likewise.
+ (get_inner_reference): Likewise. Also don't call find_placeholder.
+ (placeholder_list, find_placeholder): Deleted.
+ (is_aligning_offset): Don't handle WITH_RECORD_EXPR, PLACEHOLDER_EXPR.
+ (expand_expr_real, cases PLACEHOLDER_EXPR, WITH_RECORD_EXPR): Likewise.
+ (highest_pow2_factor, case WITH_RECORD_EXPR): Remove.
+ * dojump.c (do_jump, case WITH_RECORD_EXPR): Likewise.
+ * dwarf2out.c (loc_descriptor_from_tree, case WITH_RECORD_EXPR):
+ Likewise.
+ * fold-const.c (invert_truthvalue, case WITH_RECORD_EXPR): Likewise.
+ (extract_muldiv, case WITH_RECORD_EXPR): Likewise.
+ * tree.c (expr_align, case WITH_RECORD_EXPR): Likewise.
+ (contains_placeholder_p): Don't handle WITH_RECORD_EXPR.
+ Clean up by using first_rtl_op.
+ (substitute_in_expr): Use SUBSTITUTE_IN_EXPR for recursive call.
+ (substitute_placeholder_in_expr): New function.
+ * tree.def (WITH_RECORD_EXPR): Deleted.
+ * tree.h (SUBSTITUTE_IN_EXPR, SUBSTITUTE_PLACEHOLDER_IN_EXPR): New.
+ (substitute_placeholder_in_expr): New.
+
+2004-03-21 Andrew Pinski <pinskia@gcc.gnu.org>
+
+ * dojump.c (prefer_and_bit_test): Fix which part of
+ the and_test is replaced.
+
+2004-03-21 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * frontends.texi: Add missing line.
+
+2004-03-21 Zack Weinberg <zack@codesourcery.com>
+ Chris Devers <cdevers@pobox.com>
+ Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/frontends.texi: Rewrite.
+ * doc/gcc.texi: Update last modification date.
+
+2004-03-21 Josef Zlomek <zlomekj@suse.cz>
+
+ * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug
+ message before redirecting the edge.
+
+2004-03-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_POINTER
+ flag.
+ * explow.c (force_not_mem): Set REG_POINTER flag according to
+ MEM_POINTER one.
+ * rtl.h (MEM_POINTER): New macro.
+ (struct rtx_def): Use integrated for MEM_SCALAR_P and frame_related
+ for MEM_POINTER.
+
+2004-03-20 Roger Sayle <roger@eyesopen.com>
+
+ PR target/13889
+ * cse.c (fold_rtx): Avoid substituting constants into unary
+ conversion operations.
+
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (fold): Replace "expr" with "t".
+
+2004-03-20 Ian Lance Taylor <ian@wasabisystems.com>
+
+ PR c/12373
+ * c-typeck.c (tagged_types_tu_compatible_p): Don't use
+ DECL_ORIGINAL_TYPE if there isn't one.
+
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (fold): Replace "final_type" with "type".
+ Remove variable "final_type".
+
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (fold): Constify "type".
+ Replace "TREE_TYPE (t)" with "type".
+
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bb-reorder.c, bt-load.c, c-decl.c, cfgcleanup.c, coverage.c,
+ dwarf2asm.c, ifcvt.c, stor-layout.c, varasm.c: Replace calls
+ via (*targetm.foo) () with targetm.foo ().
+
+2004-03-20 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR other/14630
+ * doc/install.texi: Add info directory category and entry.
+
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (fold): Replace "t" with "tem" where it is used
+ as a temporary variable. Remove "orig_t" and all of its uses.
+
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (fold): Remove variable "invert".
+ Move the handling of relational expressions that can be folded
+ to a constant ...
+ (fold_relational_const): ... here.
+ (tree_expr_nonzero_p): New.
+
+2004-03-20 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/14635
+ * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to
+ DEF_GCC_BUILTIN.
+
+2004-03-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * Makefile.in (dojump.o): Depend on $(GGC_H) and dojump.h.
+ (GTFILES): Add $(srcdir)/dojump.h.
+ (gt-dojump.h): New dependency.
+ * dojump.c (and_reg, and_test, shift_test): New static variables.
+ (prefer_and_bit_test): New function.
+ (do_jump): Use it to choose between (X & (1 << C)) and (X >> C) & 1.
+
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c, cfgcleanup.c, cgraphunit.c, c-pretty-print.c,
+ expmed.c, ggc-common.c, jump.c, passes.c, recog.c, regmove.c,
+ reorg.c, tree.h: Fix comment typos.
+
+2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c, attribs.c, bt-load.c, builtins.c, c-common.c,
+ c-decl.c, c-objc-common.c, c-typeck.c, calls.c, cfglayout.c,
+ cse.c, dbxout.c, dwarf2out.c, except.c, final.c,
+ haifa-sched.c, integrate.c, passes.c, rtlanal.c, sched-rgn.c,
+ sched-vis.c, simplify-rtx.c, stor-layout.c, tree.c, varasm.c,
+ vmsdbgout.c: Replace calls via (*targetm.foo) () with
+ targetm.foo ().
+
+2004-03-19 Ziemowit Laski <zlaski@apple.com>
+
+ * config/rs6000/altivec.h (vec_dst, vec_dstst, vec_dststt,
+ vec_dstt, vec_sld, vec_splat): Add prototypes, marked with
+ always_inline attribute.
+ * config/rs6000/rs6000.c (altivec_expand_dst_builtin):
+ Treat expansion as completed even if literal argument is
+ invalid (so that other expansions are not tried in vain).
+
+2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * loop-doloop.c (add_test): Replace GEN_INT (0) with
+ const0_rtx.
+
+2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (fold) <ABS_EXPR>: Move the handling of constants
+ ...
+ (fold_abs_const): ... here.
+
+2004-03-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.h (TYPE_ARRAY_MAX_SIZE): Use type.maxval directly.
+
+2004-03-19 Denis Chertykov <denisc@overta.ru>
+
+ PR target/11520
+ * config/avr/avr.md ("call_insn"): Handle explicit integer
+ specially.
+ (call_value_insn): Likewise.
+
+2004-03-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.c (substitute_in_expr): Rewrite to simplify and be more generic.
+
+2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (negate_expr): Move the handling of constants
+ ...
+ (fold_negate_const): ... here.
+
+2004-03-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * langhooks-def.h (LANG_HOOKS_HASH_TYPES): New macro and hook.
+ * langhooks.h (struct lang_hooks_for_types): New field hash_types.
+ * tree.c (debug_no_type_hash): Deleted.
+ (type_hash_canon): Abort if passed a variant.
+ Check lang_hooks.types.hash_types.
+ (build_type_no_quals): Copy mode of POINTER_TYPE and REFERENCE_TYPE.
+ (build_array_type): Remove unnecessary allocation of pointer type.
+ (build_complex_type): Properly qualify resulting type.
+
+2004-03-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo.
+
+2004-03-19 Richard Sandiford <rsandifo@redhat.com>
+
+ * expmed.c (choose_mult_variant, expand_mult_const): New, split from...
+ (expand_mult): ...here.
+ (extract_high_half): New, split out from expand_mult_highpart.
+ (expand_highpart_optab): Likewise. Don't clobber target prematurely.
+ (expand_highpart): Evaluate the cost of a shift/add sequence,
+ then see if any of the specialized optabs are cheaper.
+
+2004-03-18 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * mklibgcc.in: Remove obsolete MAYBE_USE_COLLECT2.
+
+2004-03-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * convert.c (convert_to_real): Add more math builtins.
+
+2004-03-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * convert.c (convert_to_real): Reformat using switch stmt.
+
+2004-03-18 Mark Mitchell <mark@codesourcery.com>
+
+ * c-common.c (pointer_int_sum): Do not complain about using
+ pointers to pointers-to-members.
+
+2004-03-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (MD_ASM_CLOBBERS): Move to "Old target macros that
+ have moved to the target hooks structure".
+
+2004-03-18 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.md (type): Split move into arith and fmove. Split
+ hilo into mthilo and mfhilo. Add trap. Delete icmp. Fix all uses.
+ * config/mips/5400.md (ir_vr54_hilo, ir_vr54_arith, ir_vr54_fabs):
+ Likewise.
+ * config/mips/5500.md (ir_vr55_hilo, ir_vr55_arith, ir_vr55_fabs):
+ Likewise.
+ * config/mips/7000.md (rm7_int_other, rm7_mthilo, rm7_mfhilo,
+ rm7_fp_quick): Likewise.
+ * config/mips/9000.md (rm9k_int, rm9k_mfhilo, rm9k_mthilo,
+ rm9k_fquick): Likewise.
+ * config/mips/sr71k.md (ir_sr70_hilo, ir_sr70_arith, ir_sr70_fabs):
+ Likewise.
+ (ir_sr70_icmp): Delete.
+
+2004-03-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.h (TREE_CHECK2, TREE_CHECK3, TREE_CHECK5): New macros.
+ (tree_check2_failed, tree_check3_failed, tree_check5_failed): New decl.
+ (FUNC_OR_METHOD_CHECK, SET_ARRAY_OR_VECTOR_CHECK): New macros.
+ (REC_OR_UNION_CHECK, NUMERICAL_TYPE_CHECK): Likewise.
+ (TYPE_VALUES, TYPE_DOMAIN, TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD):
+ Protect with proper check.
+ (TYPE_ARG_TYPES, TYPE_METHOD_BASETYPE, TYPE_OFFSET_BASETYPE): Likewise.
+ (TYPE_MIN_VALUE, TYPE_MAX_VALUE): Likewise.
+ * tree.c (type_hash_eq): Rewrite to access proper fields for each type.
+ (tree_check2_failed, tree_check3_failed, tree_check5_failed): New.
+ * c-typeck.c (build_array_ref): Use TYPE_DOMAIN, not TYPE_VALUES.
+ * dwarf2out.c (gen_enumeration_type_die): Use TYPE_VALUES,
+ not TYPE_FIELDS.
+ * stor-layout.c (set_sizetype): Use TYPE_ORIG_SIZE_TYPE.
+
+2004-03-18 Mostafa Hagog <mustafa@il.ibm.com>
+
+ * gcse.c (eliminate_partially_redundant_loads): Reject change if
+ dest is set between beginning and current insn.
+
+2004-03-18 Mark Mitchell <mark@codesourcery.com>
+
+ * c-decl.c (grokdeclarator): Do not complain about redeclaring
+ visible "static" identifiers "extern" in a local scope.
+ * dwarf2out.c (loc_descriptor_from_tree): Handle pre- and
+ post-increments/decrements.
+
+2004-03-18 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (current_function_arg_words): Delete.
+ (xtensa_builtin_saveregs): Use current_function_args_info.arg_words.
+ (xtensa_va_start): Remove assignment to current_function_arg_words.
+
+2004-03-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * alias.c (record_set): Detect the case where a register is assigned
+ a new value that has the same base term as the old one.
+
+2004-03-18 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * doloop.c: Removed.
+ * loop-doloop.c: New file.
+ * Makefile.in (doloop.o): Remove.
+ (loop-doloop.o): New.
+ * cfgloop.h (get_loop_level, doloop_optimize_loops): Declare.
+ * cfgloopanal.c (get_loop_level): New function.
+ * loop-iv.c (iv_number_of_iterations): Handle case when loop
+ is leaved immediatelly.
+ * loop.c (strength_reduce): Do not call doloop optimization.
+ * loop.h (LOOP_BCT): Removed.
+ * passes.c (rest_of_handle_loop_optimize): Do not use LOOP_BCT.
+ (rest_of_handle_loop2): Call doloop_optimize_loops.
+ (rest_of_compilation): Test for optimizations moved to
+ rest_of_handle_loop2.
+
+2004-03-17 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_stack_info): correct reg_size
+ for mixed mode.
+ (rs6000_emit_prologue): Ditto.
+ (rs6000_emit_epilogue): Ditto.
+ * config/rs6000/rs6000.h: Definition of DWARF_CIE_DATA_ALIGNMENT
+ macro for mixed mode.
+
+2004-03-18 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (propagate_freq): Compute correctly frequency of
+ EXIT_BLOCK.
+
+2004-03-17 Eric Christopher <echristo@redhat.com>
+
+ * builtins.c (apply_args_size): Use reg_raw_mode.
+ (apply_result_size): Ditto.
+
+2004-03-17 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+ PR target/14620
+ * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC.
+
+2004-03-17 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/t-linux64 (bispecs): Don't add -mlong-double-128 for
+ 32-bit builds when defaulting to 32-bit.
+
+2004-03-17 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (rtl_create_basic_block): Pre-allocate basic_block_info
+ array.
+
+2004-03-17 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.md (zero_extendsidi2): Add length attribute.
+ (hazard_nop): Change type to nop.
+ (type): Split arith into arith, shift, slt, clz. Delete darith.
+ Fix all uses. Change arith to multi if more than one insn emitted.
+ * config/mips/5400.md (ir_vr54_arith): Likewise.
+ * config/mips/5500.md (ir_vr55_arith): Likewise.
+ * config/mips/7000.md (rm7_int_other): Likewise.
+ * config/mips/9000.md (rm9k_int): Likewise.
+ * config/mips/sr71k.md (ir_sr70_arith): Likewise.
+
+2004-03-17 Joel Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (subrange_type_die): Define new variable "subtype"
+ to hold the subtype tree instead of recomputing it several times.
+
+2004-03-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mn10300/mn10300.c (notice_update_cc): Don't handle
+ CC_INVERT.
+ * config/mn10300/mn10300.md (cc): Remove "invert".
+
+2004-03-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (integer_valued_real_p): Add builtin rint.
+ (fold_builtin): Likewise.
+ * convert.c (convert_to_real): Likewise.
+
+ * convert.c (convert_to_real): Fix typos in `long double'
+ builtins.
+
+2004-03-16 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/14481
+ * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly
+ generated COMPOUND_EXPRs.
+
+2004-03-16 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+ * config/h8300/t-rtems (h8300-*-rtems*): New.
+
+2004-03-16 Eric Christopher <echristo@redhat.com>
+
+ * doc/cppopts.texi(fwide-exec-charset): Fix typo.
+
+2004-03-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i386/i386-protos.h: Add a prototype for
+ ix86_reverse_condition.
+ * config/i386/i386.c (ix86_reverse_condition): New.
+ * config/i386/i386.h (REVERSE_CONDITION): Use
+ ix86_reverse_condition.
+ * config/i386/i386.md: Use ix86_reverse_condition instead of
+ REVERSE_CONDITION.
+
+2004-03-16 J. Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (loc_descriptor_from_tree): Add handling for MIN_EXPR.
+
+2004-03-16 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ PR bootstrap/12974
+ * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly.
+
+2004-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * c-common.c (c_common_type_for_mode): Build vector types on
+ demand.
+ (handle_mode_attribute): Deprecate using the mode attribute
+ to create vector types. Fix indentation.
+ (vector_type_node_list): Remove.
+ (handle_vector_size_attribute): Create vector types on demand.
+ Strip a NON_LVALUE_EXPR from the attribute if there is one.
+ * c-typeck.c (comptypes): Make vector types compatible if they
+ have the same underlying mode.
+ (convert_for_assignment): Use comptypes to convert between
+ vector types.
+ * tree.c (build_common_tree_nodes_2): Do not create vector types.
+ * config/arm/arm.c (arm_init_iwmmxt_builtins): Create necessary
+ vector types.
+ * tree.h: Remove vector types.
+ * config/i386/i386.c (i386_init_mmx_sse_builtins): Likewise.
+ * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
+ (V16QI_type_node, V2SI_type_node, V2SF_type_node, V4HI_type_node,
+ V4SI_type_node, V4SF_type_node, V8HI_type_node): New globals.
+ * doc/extend.texi (Vector Types): Document how to use the
+ vector_size attribute to create vectors, rather than mode.
+
+ * config/arm/mmintrin.h: Use vector_size attribute, not mode.
+ * config/i386/emmintrin.h: Likewise.
+ * config/i386/mmintrin.h: Likewise.
+ * config/i386/xmmintrin.h: Likewise.
+ * config/sh/ushmedia.h: Likewise.
+
+2004-03-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/freebsd-spec.h, config/arc/arc-protos.h,
+ config/arm/aout.h, config/arm/elf.h, config/arm/freebsd.h,
+ config/arm/linux-gas.h, config/arm/semi.h,
+ config/cris/cris-protos.h, config/i386/xm-djgpp.h,
+ config/ia64/freebsd.h, config/mips/7000.md,
+ config/mips/9000.md, config/ns32k/ns32k-protos.h,
+ config/sparc/pbd.h: Update copyright.
+
+2004-03-16 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+ PR target/14577
+ * config.gcc: Switch sh-*-rtems* to ELF. Add sh-*-rtemscoff.
+
+2004-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (combine_simplify_rtx): Remove the "last"
+ parameter and its documentation. Adjust recursive calls.
+ (simplify_logical): Always perform the only simplification
+ controlled by "last", if the simplified expression is
+ actually different.
+ (try_combine): Do not pass the "last" parameter to
+ combine_simplify_rtx.
+
+2004-03-16 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/14599
+ * config/mips/mips.md (UNSPEC_GP): New constant.
+ * config/mips/mips.c (CONST_GP_P): Expect the CONST to contain
+ an UNSPEC instead of (reg $gp).
+ (mips16_gp_pseudo_reg): Change accordingly.
+ (print_operand): Print $gp directly when handling CONST_GP_P.
+
+2004-03-16 Richard Zidlicky <rz@linux-m68k.org>
+
+ * config.gcc, config/m68k/linux.h: Implement with-cpu for m68k-linux.
+ * longlong.h: Make code 68060 clean when compiling for m68060.
+
+2004-03-16 Richard Zidlicky <rz@linux-m68k.org>
+
+ * config/m68k/m68k.md: Fix constraints for bitfield instructions.
+ * doc/md.texi: Clarify description of "i" constraint.
+
+2004-03-15 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.md (type): Split load into load, fpload, fpidxload.
+ Split store into store, fpstore, fpidxstore. Fix all uses.
+ * config/mips/5400.md (ir_vr54_load, ir_vr54_store, ir_vr54_fstore):
+ Likewise.
+ * config/mips/5500.md (ir_vr55_load, i5_vr55_store): Likewise.
+ * config/mips/7000.md (rm7_ld, rm7_st): Likewise.
+ * config/mips/9000.md (rm9k_load, rm9k_store): Likewise.
+ * config/mips/sr71k.md (ir_sr70_load, ir_sr70_store, ir_sr70_fload,
+ ir_sr70_fstore): Likewise.
+
+2004-03-15 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/14535
+ * except.c (collect_one_action_chain): Record action for cleanup
+ outer of exception spec.
+
+2004-03-15 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+ Fix the check for abort and only do the mmap if we can.
+
+2004-03-15 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * config/sparc/sparc.h: Rework comments about the code model
+ in 64-bit environment and the mode 'Pmode'.
+ * doc/invoke.texi (SPARC options): Rework description of the
+ different code models supported in 64-bit environment.
+
+2004-03-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * defaults.h (REVERSIBLE_CC_MODE): Define.
+ * jump.c (reversed_comparison_code_parts): Don't check if
+ REVERSIBLE_CC_MODE is defined.
+
+2004-03-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-incpath.c, c-incpath.h, c-pch.c, c.opt, cppexp.c,
+ et-forest.h, genattr.c, ggc-none.c, hosthooks-def.h,
+ hosthooks.h, params.h, ra-colorize.c, web.c,
+ config/darwin-c.c, config/alpha/freebsd.h, config/arm/pe.c,
+ config/avr/avr-protos.h, config/avr/avr.md,
+ config/fr30/fr30-protos.h, config/fr30/fr30.md,
+ config/h8300/fixunssfsi.c, config/i386/darwin.h,
+ config/i386/freebsd.h, config/i386/freebsd64.h,
+ config/ia64/hpux.h, config/ia64/unwind-ia64.c,
+ config/ip2k/libgcc.S, config/m32r/xm-m32r.h,
+ config/mmix/mmix-modes.def, config/ns32k/netbsd.h,
+ config/ns32k/ns32k.md, config/pa/pa64-hpux.h,
+ config/pa/pa64-regs.h, config/rs6000/aix41.h,
+ config/rs6000/aix43.h, config/rs6000/host-darwin.c,
+ config/sparc/aout.h, config/sparc/freebsd.h,
+ config/sparc/litecoff.h, config/vax/vax-protos.h,
+ doc/hostconfig.texi, doc/include/gcc-common.texi: Update
+ copyright.
+
+2004-03-15 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp.
+
+2004-03-15 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * c-pretty-print.c (pp_c_semicolon): Fix formatting.
+ (pp_c_cv_qualifier): Document.
+ (pp_c_space_for_pointer_operator): Likewise.
+ (pp_c_integer_constant): Likewise.
+ (pp_c_identifier): Likewise.
+ (pp_c_init_declarator): Don't print function body.
+
+2004-03-14 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/contrib.texi, doc/extend.texi, doc/gcov.texi,
+ doc/install.texi, doc/invoke.texi, doc/makefile.texi,
+ doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Capitalize
+ "gcc", "g++" and "g77" or mark up with appropriate markup. Adjust
+ wording and grammar.
+
+2004-03-14 Roger Sayle <roger@eyesopen.com>
+
+ * alias.c (get_alias_set): Replace calls via (*lang_hooks.foo) ()
+ with lang_hooks.foo ().
+ * builtins.c (expand_builtin_va_arg): Likewise.
+ * c-common.c (fname_as_string, c_common_truthvalue_conversion,
+ c_common_type_for_mode, c_common_nodes_and_builtins,
+ handle_mode_attribute, handle_vector_size_attribute): Likewise.
+ * c-convert.c (convert): Likewise.
+ * c-format.c (check_format_types): Likewise.
+ * c-objc-common.c (c_tree_printer): Likewise.
+ * c-typeck.c (build_unary_op, build_conditional_expr,
+ build_binary_op): Likewise.
+ * calls.c (try_to_integrate, expand_call,
+ emit_library_call_value_1): Likewise.
+ * cgraph.c (cgraph_node_name, cgraph_function_possibly_inlined_p):
+ Likewise.
+ * cgraphunit.c (record_call_1, cgraph_analyze_function,
+ cgraph_expand_function): Likewise.
+ * convert.c (convert_to_pointer, convert_to_integer): Likewise.
+ * coverage.c (build_fn_info_type, build_ctr_info_type,
+ build_gcov_info, create_coverage): Likewise.
+ * dbxout.c (dbxout_init): Likewise.
+ * diagnostic.c (diagnostic_report_current_function): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * dwarf2out.c (dwarf2_name): Likewise.
+ * except.c (init_eh): Likewise.
+ * explow.c (expr_size, int_expr_size): Likewise.
+ * expmed.c (make_tree, const_mult_add_overflow_p, expand_mult_add):
+ Likewise.
+ * expr.c (store_expr, store_constructor, safe_from_p,
+ expand_expr_real, do_store_flag, try_casesi): Likewise.
+ * function.c (push_function_context_to, pop_function_context_from,
+ free_after_parsing, assign_stack_local_1, assign_stack_temp_for_type,
+ put_var_into_stack, allocate_struct_function, current_function_name):
+ Likewise.
+ * integrate.c (copy_decl_for_inlining, expand_inline_function):
+ Likewise.
+ * langhooks.c (lhd_clear_binding_stack, write_global_declarations,
+ lhd_print_error_function): Likewise.
+ * opts.c (handle_option, decode_options): Likewise.
+ * passes.c (open_dump_file): Likewise.
+ * print-tree.c (print_node): Likewise.
+ * stmt.c (expand_fixup, fixup_gotos, expand_asm_operands,
+ expand_decl_cleanup, emit_case_nodes): Likewise.
+ * stor-layout.c (variable_size): Likewise.
+ * toplev.c (announce_function, wrapup_global_declarations,
+ check_global_declarations, compile_file, default_tree_printer,
+ process_options, lang_dependent_init, finalize): Likewise.
+ * tree-dump.c (dequeue_and_dump): Likewise.
+ * tree-inline.c (remap_decl, remap_block, copy_body_r,
+ initialize_inlined_parameters, declare_return_variable,
+ inlinable_function_p, expand_call_inline, optimize_inline_calls,
+ walk_tree, copy_tree_r): Likewise.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+ * tree.c (decl_assembler_name, tree_size, size_in_bytes, staticp,
+ unsafe_for_reeval, get_unwidened, get_narrower, get_callee_fndecl,
+ variably_modified_type_p, dump_tree_statistics): Likewise.
+ * varasm.c (assemble_variable, compare_constant, copy_constant,
+ force_const_mem, compute_reloc_for_constant, output_constant,
+ output_addressed_constants, initializer_constant_valid_p): Likewise.
+
+2004-03-14 Kelley Cook <kcook@gcc.gnu.org>
+
+ * doc/install.texi: Make autoconf 2.13 the exception, not the rule.
+
+2004-03-14 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * doc/install.texi: Reflect autoconf and automake version for
+ libffi. Update autoconf version to 2.59.
+
+2004-03-13 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (negate_expr, operand_equal_for_comparison_p,
+ optimize_bit_field_compare, decode_field_reference, all_ones_mask_p,
+ make_range, build_range_check, fold_range_test, unextend,
+ constant_boolean_node, fold_binary_op_with_conditional_arg,
+ fold_truthop, fold_mathfn_compare, fold_inf_compare,
+ fold_single_bit_test, fold): Replace calls via (*lang_hooks.foo) ()
+ with lang_hooks.foo ().
+
+2004-03-14 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment.
+
+2004-03-13 Dara Hazeghi <dhazeghi@yahoo.com>
+
+ * doc/install.texi: Note status of -fnew-ra.
+
+2004-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/14470
+ * expr.c (store_expr): Call emit_queue before generating the move
+ from the temporary to the original target. Protect the temporary
+ from emit_queue.
+
+2004-03-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/14533
+ * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
+ other than UNSPEC_GOTOFF.
+
+2004-03-13 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_legitimate_address_p): New argument, OUTER. Pass through
+ to arm_legitimate_index_p. Update all callers with SET as default
+ value.
+ (arm_legitimate_index_p): New argument, OUTER. Restrict the index
+ range if OUTER is a sign-extend operation on QImode. Correctly
+ reject shift operations on sign-extended QImode addresses.
+ (bad_signed_byte_operand): Delete.
+ (arm_extendqisi_mem_op): New function.
+ * arm.h (EXTRA_CONSTRAINT_ARM): Delete. Replace with...
+ (EXTRA_CONSTRAINT_STR_ARM): ... this. Handle extended address
+ constraints.
+ (CONSTRAINT_LEN): New.
+ (EXTRA_CONSTRAINT): Delete. Replace with...
+ (EXTRA_CONSTRAINT_STR): ... this.
+ (PREDICATE_CODES): Remove bad_signed_byte_operand.
+ * arm.md (extendqihi_insn): Use new constraint Uq. Rework. Length
+ is now always default.
+ (define_splits for bad sign-extend loads): Delete.
+ (arm_extendqisi, arm_extendqisi_v5): Likewise.
+ * arm/vfp.md (arm_movsi_vfp, arm_movdi_vfp, movsf_vfp, movdf_vfp):
+ Rework 'U' constraint to 'Uv'.
+ * arm-protos.h: Remove bad_signed_byte_operand. Add
+ arm_extendqisi_mem_op.
+ * doc/md.texi (ARM constraints): Rename VFP constraint (now Uv).
+ Add Uq constraint.
+
+2004-03-13 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_va_arg): Replace SPLIT_COMPLEX_ARGS
+ with targetm version.
+
+ PR target/14567
+ * config/rs6000/rs6000.h (UNITS_PER_ARG, RS6000_ARG_SIZE): Delete.
+ (HARD_REGNO_MODE_OK): Disallow TFmode for fp31.
+ * config/rs6000/rs6000.c (rs6000_arg_size): New function.
+ Update all users of RS6000_ARG_SIZE.
+ (function_arg_advance): Count fregno using mode size.
+ (function_arg): Handle long double split over regs and memory.
+ (function_arg_partial_nregs): Likewise.
+ (rs6000_va_arg): Repackage complex args.
+
+2004-03-13 Dean Ferreyra <dferreyra@igc.org>
+
+ PR target/14047
+ * config/avr/avr.c (avr_progmem_p): Add "attributes" parameter.
+ (avr_insert_attributes): Pass "attributes" to avr_progmem_p.
+ * config/avr/avr-protos.h (avr_progmem_p): Change prototype.
+
+2004-03-12 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Add
+ prototype.
+ * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): New.
+ * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Define.
+
+2004-03-12 Andrew Pinski <apinski@apple.com>
+
+ * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+ Use ret instead of result. Use addr instead of base.
+
+2004-03-12 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi (*-ibm-aix*): Document assembler and achiver
+ fixes required by libstdc++ and update installation instructions
+ for libstdc++.a.
+
+2004-03-12 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Strip
+ leading '@' on fastcall symbols before stripping suffix.
+
+2004-03-12 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c (unmentioned_reg_p): New function to check whether an
+ expression is a "specialization" of another, i.e. that there are
+ no registers or memory references mentioned in the first that don't
+ appear in the second.
+ (unmentioned_reg_p_1): New helper subroutine of unmentioned_reg_p.
+ (combine_instructions): Also try combining instructions using the
+ REG_EQUAL note from a preceding log-linked instruction.
+
+2004-03-12 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (ix86_split_ashrdi): Optimize shift by 63.
+
+2004-03-12 Matt Austern <austern@apple.com>
+
+ * target.h (struct gcc_target): New target hook, unwind_label.
+ * target-def.h (TARGET_ASM_EMIT_UNWIND_LABEL): New hook.
+ * output.h (default_emit_unwind_label): New function.
+ * default.h (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): New macro.
+ (TARGET_USES_WEAK_UNWIND_INFO): New target macro.
+ (TARGET_SUPPORTS_HIDDEN): New target macro.
+ * dwarf2out.c (struct dw_fde_struct): Add field for function decl
+ that corresponds to this FDE.
+ (FRAME_BEGIN_LABEL): Allow target to override default label.
+ (output_call_frame_info): If FDEs are linknonce, then use extra
+ indirection for FDE encoding, output a label for each FDE, and
+ output an empty label for each function without an FDE.
+ (dwarf2out_begin_prologue): Set up decl field when creating an FDE.
+ * varasm.c (globalize_decl): Call ASM_MAKE_LABEL_LINKONCE for
+ decls with DECL_ONE_ONLY set, if that macro is defined.
+ (make_decl_one_only): Don't use DECL_COMMON if we're compiling
+ for a SUPPORTS_ONE_ONLY target.
+ * config/darwin-protos.h (darwin_unique_section): Declare.
+ (darwin_asm_named_section): Likewise.
+ (darwin_section_type_flags): Likewise.
+ (darwin_non_lazy_pcrel): Likewise.
+ (darwin_emit_unwind_label): Likewise.
+ (darwin_make_decl_one_only): Likewise.
+ * config/darwin.c (machopic_finish): Get rid of tweak that
+ eliminate stubs for symbols that are defined.
+ (darwin_encode_section_info): Don't treat weak functions as defined.
+ (darwin_make_decl_one_only): Define.
+ (darwin_asm_named_section): Likewise.
+ (darwin_section_type_flags): Likewise.
+ (darwin_unique_section): Likewise.
+ (darwin_emit_unwind_label): Likewise.
+ (darwin_non_lazy_pcrel): Likewise.
+ (darwin_asm_output_dwarf_delta): Difference between two labels is
+ local only if both labels are local.
+ * config/darwin.h (MAKE_DECL_ONE_ONLY): Define.
+ (ASM_MAKE_LABEL_LINKONCE): Likewise.
+ (TARGET_SUPPORTS_HIDDEN): Likewise.
+ (TARGET_USES_WEAK_UNWIND_INFO): Likewise.
+ (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): Likewise.
+ (FRAME_BEGIN_LABEL): Likewise.
+ (ASM_DECLARE_OBJECT_NAME): Make references to weak symbols indirect.
+ (ASM_DECLARE_FUNCTION_NAME): Likewise.
+ (darwin_eh_frame_section): Give __eh_frame section the coalesced flag.
+ (TARGET_ASM_UNIQUE_SECTION): Define.
+ (EH_FRAME_SECTION_NAME): Define.
+ (EH_FRAME_SECTION_ATTR): Likewise.
+ (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
+ (TARGET_ASM_NAMED_SECTION): Likewise.
+ (TARGET_SECTION_TYPE_FLAGS): Likewise.
+ * doc/tm.texi: Document TARGET_USES_WEAK_UNWIND_INFO,
+ TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, TARGET_SUPPORTS_HIDDEN,
+ TARGET_ASM_EMIT_UNWIND_LABEL.
+
+2004-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_mathfn): Add pow10* to the
+ existing exp10* case.
+ (expand_builtin): Likewise.
+
+2004-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/tm.texi (registers) <Values in Registers>: Add
+ entry for REGMODE_NATURAL_SIZE.
+
+2004-03-12 Richard Henderson <rth@redhat.com>
+
+ PR target/14547
+ * target.h (struct gcc_target): Move calls substructure before
+ booleans. Add split_complex_arg.
+ * function.c (assign_parms, split_complex_args): Use it.
+ * calls.c (expand_call): Likewise.
+ (split_complex_values): Likewise. Check for splittable types
+ before allocating memory.
+ (split_complex_types): Likewise.
+ * system.h (SPLIT_COMPLEX_ARGS): Poison.
+ * expr.h (SPLIT_COMPLEX_ARGS): Remove.
+ * target-def.h (TARGET_SPLIT_COMPLEX_ARG): New.
+ * config/alpha/alpha.c (alpha_split_complex_arg): New.
+ (TARGET_SPLIT_COMPLEX_ARG): New.
+ * config/alpha/alpha.h (SPLIT_COMPLEX_ARGS): Remove.
+ * config/rs6000/rs6000.c (TARGET_SPLIT_COMPLEX_ARG): New.
+ (rs6000_override_options): Zap it for non-AIX.
+ (rs6000_function_value): Use targetm.calls.split_complex_arg.
+ * config/rs6000/rs6000.h (SPLIT_COMPLEX_ARGS): Remove.
+ * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): New.
+ * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Remove.
+ * doc/tm.texi (TARGET_SPLIT_COMPLEX_ARG): Modify from old
+ SPLIT_COMPLEX_ARGS entry.
+
+2004-03-11 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (xfloating_ops, vax_cvt_ops): New.
+ (alpha_lookup_xfloating_lib_func): Use them, return rtx.
+ (alpha_emit_xfloating_arith): Update to match.
+ (alpha_emit_xfloating_compare): Likewise.
+ (alpha_emit_xfloating_cvt): Likewise.
+ (alpha_emit_xfloating_libcall): Take already built symbol,
+ mark call const.
+ * config/alpha/alpha.md (extendsftf2, extenddftf2): Take
+ op1 in a register.
+
+2004-03-11 Richard Henderson <rth@redhat.com>
+
+ PR target/14539
+ * config/alpha/alpha.h (STACK_BOUNDARY): Set to 128.
+
+ * simplify-rtx.c (simplify_relational_operation): Fix typo.
+
+2004-03-11 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/14477
+ * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER.
+
+2004-03-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR target/14262
+ * calls.c (load_register_parameters): If BLOCK_REG_PADDING is not
+ defined, pass small BLKmode values in registers in the low-order part.
+
+2004-03-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * combine.c (if_then_else_cond): Check for NULL return value of
+ simplify_gen_subreg.
+
+2004-03-11 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/14496
+ * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for
+ TARGET_SINGLE_FLOAT.
+
+2004-03-11 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (TARGET_INIT_LIBFUNCS): Add undef.
+ * config/ia64/ia64.h (TARGET_INIT_LIBFUNCS): Add define.
+ * config/ia64/ia64.c (ia64_init_libfuncs): New.
+ (ia64_hpux_init_libfuncs): Add call to ia64_init_libfuncs.
+
+2004-03-11 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (negate_expr_p) <RSHIFT_EXPR>: We can optimize
+ -((int)X>>C) where C is an integer constant one bit less than the
+ size of X into (unsigned)X>>C. Similarly for unsigned->signed.
+ (negate_expr) <RSHIFT_EXPR>: Implement the above transformations.
+
+ * simplify-rtx.c (simplify_unary_operation): Also implement the
+ above transformations at the RTL level.
+
+2004-03-11 Alan Modra <amodra@bigpond.net.au>
+
+ * real.c (encode_ibm_extended): Do round low word.
+
+2004-03-11 Ben Elliston <bje@wasabisystems.com>
+
+ * config/arm/arm.md (is_xscale): Comment this attribute and move
+ it a bit further up in the file, closer to related attributes.
+
+2004-03-11 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/host-solaris.c (sol_gt_pch_use_address): Add
+ missing terminating marker to comment.
+
+2004-03-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md: Use move_operand in splitters for 64-bit moves.
+ (movdi, movsi, movhi, movqi, movsf, movdf): Remove predicates.
+ (*movdi_32bit_mips16, *movsi_mips16, *movhi_mips16, *movqi_mips16)
+ (*movsf_mips16, *movdf_mips16): Name unnamed patterns. Use
+ move_operand as source predicate in all cases.
+ (*movdi_32bit): Renamed from movdi_internal. Remove 'F' constraint.
+ Test reg_or_0_operand. Use move_operand as source predicate.
+ (*movdi_64bit): Renamed from movdi_internal2. Test reg_or_0_operand.
+ (*movdi_64bit_mips16): Renamed from movdi_internal2_mips16.
+ (*movsi_internal): Renamed from movsi_internal. Test reg_or_0_operand.
+ (movhi, movqi, movsf, movdf): Use mips_legitimize_move.
+ (*movhi_internal): Renamed from movhi_internal. Test reg_or_0_operand.
+ Use move_operand as source predicate. Remove 'K' constraint.
+ (*movqi_internal): Likewise movqi_internal.
+ (*movsf_hardfloat): Renamed from movsf_internal1. Test
+ reg_or_0_operand. Use move_operand as source predicate.
+ (*movsf_softfloat): Likewise movsf_internal2.
+ (*movdf_hardfloat_64bit): Likewise movsf_internal1a.
+ (*movdf_hardfloat_32bit): Likewise movsf_internal1b.
+ (*movdf_softfloat): Likewise movdf_internal2.
+ * config/mips/mips.c (move_operand): Match arbitrary CONST_INTs
+ for DImode if !TARGET_64BIT.
+ (mips_legitimize_move): Simplify accordingly.
+
+2004-03-11 Josef Zlomek <zlomekj@suse.cz>
+
+ PR/14362
+ * var-tracking.c (struct variable_def): Added field refcount.
+ (variable_htab_free): Decrease the refcount and delete variable
+ only if there are no more references.
+ (unshare_variable): New function.
+ (vars_copy_1): Increase refcount instead of copying the variable.
+ (variable_union): Share the variables where possible, unshare
+ the variables if needed.
+ (variable_different_p): Return false if var1 and var2 are
+ the same structure.
+ (variable_was_changed): Init the refcount of new variable.
+ (set_frame_base_location): Unshare variable if needed.
+ (set_variable_part): Init the refcount of new variable.
+ Unshare the variables if needed.
+ (delete_variable_part): Unshare the variables if needed.
+ (emit_notes_for_differences_1): Init the refcount of new variable.
+ (vt_add_function_parameters): Do not add function parameters to
+ IN set of ENTRY_BLOCK_PTR because it is unused anyway.
+ (vt_initialize): Do not add frame_base_decl to IN set of
+ ENTRY_BLOCK_PTR because it is unused anyway.
+
+2004-03-11 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c (vars_copy_1): Cleanup and speedup chain operations.
+ (vars_copy): Likewise.
+ (variable_union): Likewise.
+ (set_variable_part): Likewise.
+ (delete_variable_part): Likewise.
+
+2004-03-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-typeck.c, combine.c, cse.c, dominance.c, et-forest.h,
+ ggc-page.c, var-tracking.c, config/fp-bit.c, config/c4x/c4x.c,
+ config/cris/cris.c, config/i386/ppro.md, config/i860/i860.c,
+ config/i860/i860.h, config/m32r/m32r.h, config/m32r/xm-m32r.h,
+ config/m68hc11/m68hc11.h, config/m68hc11/m68hc11.md,
+ config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.h,
+ config/pa/pa.c, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
+ config/pdp11/pdp11.h, config/rs6000/rs6000.c,
+ config/stormy16/stormy16.c: Fix comment typos and formatting.
+
+2004-03-11 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure: Regenerate, since I forgot to while committing Paolo's
+ changes.
+
+2004-03-08 Paolo Bonzini <bonzini@gnu.org>
+
+ PR ada/14131
+ Move language detection to the top level.
+ * configure.ac: Remove code to detect languages,
+ it now lives exclusively in the top level.
+ * aclocal.m4 (gcc_AC_PROG_GNAT): Moved to the
+ top level, renamed to ACX_PROG_GNAT.
+
+2004-03-10 Richard Henderson <rth@redhat.com>
+
+ * c-pch.c (c_common_no_more_pch): Update for gt_pch_use_address
+ extra arguments.
+ * config.host (*-*-solaris2*, *-*-linux*): Add out_host_hook_obj
+ and host_xmake_file fragments.
+ * ggc-common.c (gt_pch_save): Update for gt_pch_get_address change.
+ (gt_pch_restore): Similarly for gt_pch_use_address.
+ (default_gt_pch_get_address): New.
+ (mmap_gt_pch_get_address): Split out of gt_pch_save.
+ (default_gt_pch_use_address): Split out of gt_pch_restore.
+ (mmap_gt_pch_use_address): Likewise.
+ * hooks.c (hook_voidp_size_t_null): Remove.
+ (hook_bool_voidp_size_t_false): Remove.
+ * hooks.h: Likewise.
+ * hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): Use one of the
+ default_ or mmap_ definitions.
+ (HOST_HOOKS_GT_PCH_USE_ADDRESS): Likewise.
+ * hosthooks.h (struct host_hooks): Update gt_pch_get_address
+ and gt_pch_use_address.
+ * config/host-linux.c, config/host-solaris.c: New files.
+ * config/x-linux, config/x-solaris: New files.
+ * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_get_address):
+ Update for changed definition.
+ (darwin_rs6000_gt_pch_use_address): Likewise.
+ * doc/hostconfig.texi: Update docs.
+
+2004-03-10 Richard Henderson <rth@redhat.com>
+
+ PR c/14517
+ * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers
+ except for pedantic c90 mode.
+
+2004-03-10 Kelley Cook <kcook@gcc.gnu.org>
+
+ * configure.ac: Bump AC_PREREQ to 2.59.
+ * configure: Regenerate.
+
+2004-03-10 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_exp10 and OTI_exp2.
+ (exp10_optab, exp2_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize exp10_optab and exp2_optab.
+ * genopinit.c (optabs): Implement exp10_optab and exp2_optab
+ using exp10?f2 and exp2?f2 patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP10{,F,L}
+ using exp10_optab, and BUILT_IN_EXP2{,F,L} using exp2_optab.
+ (expand_builtin): Expand BUILT_IN_EXP10{,F,L} and BUILT_IN_EXP2{,F,L}
+ using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+ * config/i386/i386.md (exp10sf2, exp10df2, exp10xf2, exp2sf2,
+ exp2df2, exp2xf2): New patterns to implement exp10, exp10f, exp10l,
+ exp2, exp2f and exp2l built-ins as inline x87 intrinsics.
+
+2004-03-10 Anthony Green <green@redhat.com>
+
+ * doc/invoke.texi (ARM Options): Fix -mpfu typo.
+
+2004-03-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/aix.h (TARGET_OS_CPP_BUILTINS): Rename to ...
+ (TARGET_OS_AIX_CPP_BUILTINS): this. Conditionally define
+ __LONGDOUBLE128.
+ * config/rs6000/aix41.h (TARGET_OS_CPP_BUILTINS): Use
+ TARGET_OS_AIX_CPP_BUILTINS.
+ * config/rs6000/aix43.h (TARGET_OS_CPP_BUILTINS): Same.
+ * config/rs6000/aix51.h (TARGET_OS_CPP_BUILTINS): Same.
+ * config/rs6000/aix52.h (TARGET_OS_CPP_BUILTINS): Same.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Revert
+ previous change.
+
+2004-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * fold-const.c (tree_expr_nonnegative_p): Add more builtin cases.
+
+2004-03-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
+ __LONGDOUBLE128 on AIX.
+
+2004-03-10 Andrew Haley <aph@redhat.com>
+
+ PR optimization/14381
+ * function.c (expand_function_end): Emit a blockage insn before
+ the epilogue when -fnon-call-exceptions is used.
+
+ * except.c (expand_start_all_catch): Make comment more accurate.
+
+2004-03-08 Joel Sherrill <joel@oarcorp.com>
+
+ PR target/14480
+ * config/rs6000/t-rtems: Add missing file on branch.
+
+2004-03-10 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * dbxout.c (dbxout_symbol_location): Do not output references
+ to optimized-out constant pool symbols.
+
+2004-03-10 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/ia64.md (divsi3, udivsi3): Remove unused variable
+ twon34_r.
+
+2004-03-09 James E Wilson <wilson@specifixinc.com>
+
+ * alias.c (alias_sets_might_conflict_p): New.
+ * c-typeck.c (build_c_cast): Call it if warn_strict_aliasing > 1.
+ * common.opt (Wstrict-aliasing=): New.
+ * flags.h (warn_strict_aliasing): Change type to int.
+ * opts.c (warn_strict_aliasing): Change type to int.
+ (common_handle_option): Handle OPT_Wstrict_aliasing_.
+ * tree.h (alias_sets_might_conflict_p): Declare it.
+ * doc/invoke.tex (-Wstrict-aliasing=2): Document it.
+
+2004-03-10 Roman Zippel <zippel@linux-m68k.org>
+
+ PR bootstrap/12371
+ * config/m68k/m68k.h (FIXED_REGISTERS): Add arg pointer.
+ (CALL_USED_REGISTERS): Likewise.
+ (REG_CLASS_CONTENTS): Likewise.
+ (REG_ALLOC_ORDER): New.
+ (REGNO_REG_CLASS): Use regno_reg_class.
+ * config/m68k/m68k.c: Add regno_reg_class array.
+
+2004-03-09 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.md (divsi3): Fix algorithm.
+ (udivsi3): Ditto.
+ (setf_exp_xf): Remove '*' from name.
+ * testsuite/gcc.dg/20040309-1.c: New test.
+
+2004-03-09 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * system.h (SUNOS4_SHARED_LIBRARIES): Poison.
+ * collect2.c: Remove SUNOS4_SHARED_LIBRARIES code.
+ * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): Don't define.
+ * config/sparc/sparc.c (sparc_aout_select_section): Remove.
+ (sparc_aout_select_rtx_section): Don't check
+ SUNOS4_SHARED_LIBRARIES.
+ * config/sparc/sparc.h (SUNOS4_SHARED_LIBRARIES): Don't define.
+
+2004-03-10 Hans-Peter Nilsson <hp@axis.com>
+
+ PR other/14474
+ * doc/md.texi (Pattern Ordering, Dependent Patterns)
+ (Jump Patterns, Looping Patterns): Wrap in separate "@ifset
+ INTERNALS".
+
+2004-03-09 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define.
+ (LIBGCC_SPEC): Update to match.
+
+2004-03-09 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (last_function_parms, last_function_parm_tags)
+ (last_function_parm_others, current_function_parms)
+ (current_function_parm_tags, current_function_parm_others):
+ Delete.
+ (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES, ARG_INFO_OTHERS):
+ New macros.
+ (grokdeclarator): For function definitions, save the arg-info
+ block from the declarator in DECL_ARGUMENTS.
+ (grokparms): Do not write to last_function_parm*. Use ARG_INFO_*
+ macros to operate on arg-info block. Can assume ARG_INFO_PARMS
+ contains only PARM_DECLs. Improve diagnostics.
+ (get_parm_info): Use ARG_INFO_* macros. Improve comments and
+ diagnostics. Disable some expensive checks if not ENABLE_CHECKING.
+ (store_parm_decls_newstyle): Take the function to operate on,
+ and an arg-info block, as arguments; don't get anything from
+ current_function_* globals.
+ (store_parm_decls_oldstyle): Likewise.
+ (store_parm_decls): Pass fndecl and its arg-info block down to
+ store_parm_decls_newstyle/oldstyle. Send functions with empty
+ argument lists through store_parm_decls_newstyle to reduce
+ overhead.
+ (pushdecl): Comment on the problems with the call to copy_node.
+ Clear DECL_ARGUMENTS of the old node after copying it, if it
+ is an arg-info block instead of a chain of decls.
+ (start_function): Do not manipulate current_function_parm* or
+ last_function_parm*.
+
+2004-03-09 Roger Sayle <roger@eyesopen.com>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ * ifcvt.c (noce_try_sign_mask): New function to transform
+ "x = (y < 0) ? z : 0" into the equivalent "x = (y >> C) & z".
+ (noce_process_if_block): Call noce_try_sign_mask.
+
+2004-03-09 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (tagged_types_tu_compatible_p):
+ Fix typo.
+
+2004-03-09 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_const_relational_operation): New function
+ renamed from simplify_relational_operation.
+ (simplify_relational_operation): Change prototype to accept an
+ additional mode argument. Call simplify_const_relational_operation.
+ (simplify_gen_relational): Update simplify_relational_operation call.
+ (simplify_ternary_operation): Update simplify_relational_operation
+ subroutine call to use simplify_const_relational_operation instead.
+
+ * rtl.h (simplify_const_relational_operation): Prototype here.
+ (simplify_relational_operation): Add addtional mode argument.
+
+ * combine.c (combine_simplify_rtx): Update calls to
+ simplify_relational_operation.
+ (simplify_set): Likewise.
+ (gen_binary): Likewise.
+ * cse.c (fold_rtx): Likewise.
+ * dojump.c (compare_from_rtx): Likewise.
+ (do_compare_rtx_and_jump): Likewise.
+ * integrate.c (subst_constants): Likewise.
+ * unroll.c (simplify_cmp_and_jump_insns): Likewise.
+
+2004-03-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.md: Remove all define_peephole's.
+
+2004-03-09 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md: Remove trailing whitespace.
+
+2004-03-08 Eric Christopher <echristo@redhat.com>
+
+ * Makefile.in (site.exp): Add libiconv variable definition.
+
+2004-03-09 Hans-Peter Nilsson <hp@axis.com>
+
+ * configure: Regenerate for config/accross.m4 correction.
+
+2004-03-08 Joel Sherrill <joel@oarcorp.com>
+
+ PR target/14480
+ * config/rs6000/t-rtems: Add missing file on branch.
+
+2004-03-08 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/14289
+ * c-typeck.c (c_mark_addressable): A register variable should
+ be considered global if its not automatic, i.e. TREE_PUBLIC,
+ TREE_STATIC or DECL_EXTERNAL.
+ * function.c (put_var_into_stack): Call abort when placing a
+ hard register into the stack, if x_parm_reg_stack_loc is NULL.
+
+2004-03-08 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber.
+ ("*extendqisi2_short_displ"): Likewise.
+
+2004-03-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/pdp11/pdp11.c (comparison_operator_index): Remove.
+ (comp_operator): Likewise.
+ * config/pdp11/pdp11-protos.h: Remove corresponding
+ prototypes.
+
+2004-03-08 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * expr.c (highest_pow2_factor_for_type): Rename into
+ highest_pow2_factor_for_target. Use DECL_ALIGN instead of
+ TYPE_ALIGN when the target is a COMPONENT_REF.
+ (expand_assignment): Ajust call to highest_pow2_factor_for_type.
+
+2004-03-08 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c: Formatting fix.
+ (legitimate_offset_address_p): Correct offset range check.
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Don't override
+ -msoft-float by -mcpu. Consolidate similar code for MASK_MULTIPLE
+ and MASK_STRING.
+
+2004-03-07 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md (ashrdi3): Do not call ashrdi3_no_power
+ for little endian.
+ ("ashrdi3_no_power"): Disable for little endian.
+ (ashrdi3): Same.
+
+2004-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * fold-const.c (tree_expr_nonnegative_p): Reformat checks for
+ builtins.
+
+2004-03-08 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/14471
+ * configure.ac (Target-specific assembler checks) <cris-*-*>: New
+ case, checking for -no-mul-bug-abort option.
+ * configure, config.in: Regenerate.
+ * doc/invoke.texi (CRIS Options): Document -mmul-bug-workaround
+ and -mno-mul-bug-workaround.
+ * config/cris/cris.md ("smulsi3_highpart", "umulsi3_highpart")
+ ("mulsidi3", "umulsidi3"): Prefix output template with "%!".
+ ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3"):
+ Ditto. Make attribute "slottable" dependent on TARGET_MUL_BUG.
+ * config/cris/mulsi3.asm (__Mul) [__CRIS_arch_version >= 10]: Make
+ sure mulu.d is not last on cache-line.
+ * config/cris/cris.h (ASM_SPEC): Translate -mno-mul-bug-workaround
+ into -no-mul-bug-abort depending on HAVE_AS_MUL_BUG_ABORT_OPTION.
+ (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG): New macros.
+ (TARGET_SWITCHES): New options -mmul-bug-workaround and
+ -mno-mul-bug-workaround.
+ (TARGET_DEFAULT): Include TARGET_MASK_MUL_BUG.
+ (PRINT_OPERAND_PUNCT_VALID_P): Include '!'.
+ * config/cris/cris.c (cris_operand_extend_operator): Clarify
+ relation to MULT in head comment.
+ (cris_op_str): Abort for MULT.
+ (cris_print_operand) <case '!'>: New case.
+
+2004-03-08 Alan Modra <amodra@bigpond.net.au>
+
+ PR debug/11983
+ * dwarf2out.c (enum dw_val_class): Rename dw_val_class_float to
+ dw_val_class_vec. Replace use throughout file.
+ (dw_float_const): Delete.
+ (dw_vec_const): New.
+ (dw_val_struct_union): Rename val_float to val_vec. Replace use
+ throughout file.
+ (add_AT_vec): Rename from add_AT_float. Add elt_size param.
+ (same_dw_val_p): Adjust vec comparison. Use memcmp.
+ (size_of_die): Adjust dw_val_class_vec sizing.
+ (output_die): Output dw_val_class_vec.
+ (insert_int, extract_int, insert_float): New functions.
+ (add_const_value_attribute): Use insert_float for CONST_DOUBLE.
+ Handle CONST_VECTOR.
+ (add_location_or_const_value_attribute): Handle CONST_VECTOR.
+
+2004-03-07 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_parse_abi_options): SPE and
+ AltiVec abi cannot co-exist.
+
+ * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Same.
+
+2004-03-07 Jan Hubicka <jh@suse.cz>
+
+ * except.c (emit_to_new_bb_before): Break fallthru edges.
+
+2004-03-07 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("*lshrsi3_const"): Disable for 68HC12.
+ ("*lshrsi3"): Also accept an immediate for 68HC12.
+ ("*ashrsi3_const"): Likewise.
+ ("*ashrsi3"): Likewise.
+ ("*ashlsi3_const"): Likewise.
+ ("*ashlsi3"): Likewise.
+ ("cmphi_1_hc12"): Compare two hard register by pushing them and
+ comparing with a pop; don't use a split for that.
+ ("cmphi split"): Disable compare split for 68HC12.
+
+ * config/m68hc11/m68hc11.c (m68hc11_notice_update_cc): Invalidate
+ the status operands if they have side effects.
+
+2004-03-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * defaults.h (LEGITIMIZE_ADDRESS): Provide a default
+ definition.
+ * config/arc/arc.h, config/fr30/fr30.h, config/frv/frv.h,
+ config/h8300/h8300.h, config/ia64/ia64.h,
+ config/mcore/mcore.h, config/mmix/mmix.h,
+ config/ns32k/ns32k.h, config/pdp11/pdp11.h,
+ config/stormy16/stormy16.h, config/v850/v850.h,
+ config/vax/vax.h (LEGITIMIZE_ADDRESS): Remove.
+ * doc/tm.texi (LEGITIMIZE_ADDRESS): Mention the default
+ definition.
+
+2004-03-07 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <IOR_EXPR>: Fold x | x as x.
+ <XOR_EXPR>: Fold x ^ x as zero.
+ <AND_EXPR>: Fold x & x as x.
+
+2004-03-07 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <EQ_EXPR>: Rewrite optimization to transform
+ "foo++ == const" into "++foo == const+incr".
+
+2004-03-07 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_in_small_data_p): Return false if
+ TARGET_ABICALLS.
+
+2004-03-06 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
+ the stack register.
+ (expand_prologue): Don't make an interrupt or a trap handler a far
+ symbol.
+ (m68hc11_initial_elimination_offset): Likewise.
+
+2004-03-06 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_in_small_data_p): False for functions.
+
+2004-03-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ns32k/ns32k-protos.h: Add a prototype for
+ ns32k_notice_update_cc.
+ * config/ns32k/ns32k.c (ns32k_notice_update_cc): New.
+ * config/ns32k/ns32k.h (NOTICE_UPDATE_CC): Call
+ ns32k_notice_update_cc.
+
+2004-03-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("load_multiple", "*load_multiple_di",
+ "*load_multiple_si"): Allow only if reload_completed.
+ ("store_multiple", "*store_multiple_di", "*store_multiple_si"):
+ Likewise.
+
+2004-03-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/vax/vax-protos.h: Add a prototype for
+ vax_notice_update_cc.
+ * config/vax/vax.c (vax_notice_update_cc): New.
+ * config/vax/vax.h (NOTICE_UPDATE_CC): Call
+ vax_notice_update_cc.
+
+2004-03-06 David Edelsohn <edelsohn@gnu.org>
+
+ * collect2.c (main): Only export initfunc and finifunc if
+ LD_INIT_SWITCH not defined.
+ (scan_prog_file): Only export constructors and destructors if
+ LD_INIT_SWITCH not defined. Only export symbols not found in
+ shared objects.
+
+2004-03-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md (icacheflush): Reorder operands to make match_scratch operand
+ last.
+ * pa.h (INITIALIZE_TRAMPOLINE): Remove unnecessary scratch argument
+ from calls to gen_icacheflush.
+
+2004-03-06 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.h (MASK_LONG_DOUBLE_128): New.
+ (TARGET_LONG_DOUBLE_128): New.
+ (TARGET_SWITCHES): Add long-double-{128,64}.
+ (TARGET_HAS_XFLOATING_LIBS): Default to TARGET_LONG_DOUBLE_128.
+ (LONG_DOUBLE_TYPE_SIZE): Honor TARGET_LONG_DOUBLE_128.
+ (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New.
+ (WIDEST_HARDWARE_FP_SIZE): New.
+ (TARGET_CPU_CPP_BUILTINS): Define __LONG_DOUBLE_128__.
+ * config/alpha/alpha.c (override_options): Clear MASK_LONG_DOUBLE_128
+ if TARGET_VAX_FLOAT.
+ * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): Remove.
+ (TARGET_DEFAULT): Set MASK_LONG_DOUBLE_128.
+
+2004-03-06 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_swapped_comparison_operator): Fix
+ botched rtx class conversion.
+
+2004-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * tree.h (BUILTIN_EXP10_P, BUILTIN_EXPONENT_P, BUILTIN_SQRT_P,
+ BUILTIN_CBRT_P, BUILTIN_ROOT_P): New macros.
+
+ * builtins.c (fold_builtin_logarithm, fold_builtin): Use new
+ macros.
+ * fold-const.c (fold_mathfn_compare, fold): Likewise.
+
+2004-03-06 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/14343
+ * config/i386/i386.md (movv2di_internal): Conditionalize on
+ TARGET_SSE, not TARGET_SSE2.
+
+2004-03-05 Chris Demetriou <cgd@broadcom.com>
+
+ * config.gcc (mips64orion-*-elf*, mips64orionel-*-elf*): Delete
+ duplicated line.
+
+2004-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c: Consistently use logN not log* in comments.
+
+2004-03-05 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * rtl.h (mem_expr_equal_p): Function prototype added.
+ * cfgcleanup.c (merge_memattrs): New function.
+ (flow_find_cross_jump): Call merge_memattrs for matching insns.
+ * emit-rtl.c (mem_expr_equal_p): New function.
+
+2004-03-05 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (synth_module_prologue): Const-qualify
+ objc_selector type if using the GNU runtime; fix generated
+ signatures for objc_msg_lookup and objc_msg_lookup_super
+ to match what GNU ObjC headers provide; reformat and clean up.
+ (synth_self_and_ucmd_args): Use previously constructed (and
+ hence possibly const-qualified) objc_selector type.
+
+2004-03-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi (HARD_REGNO_RENAME_OK): Document.
+
+2004-03-05 Jason Merrill <jason@redhat.com>
+
+ * tree.h (TYPE_HASH): Use TYPE_UID.
+ (TREE_HASH): New macro with old definition of TYPE_HASH.
+ * tree.c (build_type_attribute_variant): Use iterative_hash_object.
+ (build_array_type, build_function_type): Likewise.
+ (build_method_type_directly): Likewise.
+ (build_offset_type, build_complex_type): Likewise.
+ (type_hash_list, attribute_hash_list): Likewise. Now static.
+ * except.c: s/TYPE_HASH/TREE_HASH/.
+
+2004-03-05 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (function_arg): Handle 16-byte aligned args.
+ (xtensa_va_start): Initialize __va_stk to ($arg_ptr - 32). Adjust
+ __va_ndx by 2 words when referencing an argument on the stack.
+ (xtensa_va_arg): Handle 16-byte aligned args. Adjust __va_ndx by 2
+ words when an arg on the stack is first seen.
+
+2004-03-05 Paul Brook <paul@codesourcery.com>
+
+ * arm.h (ARM_FLAG_VFP): Remove.
+ (ARM_FLAG_ATPCS, CIRRUS_FIX_INVALID_INSNS): Renumber.
+ * netbsd-elf.h (ARM_FLAG_VFP): Remove.
+
+2004-03-05 Paul Brook <paul@codesourcery.com>
+
+ * function.c (assign_parms): Include pretend alignment offset.
+
+2004-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * stor-layout.c (layout_type, case FUNCTION_TYPE): Make size
+ FUNCTION_BOUNDARY, not POINTER_SIZE * 2.
+
+2004-03-05 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * configure.ac: When passing --enable-languages to subdir
+ configure when host != build, make sure we don't pass an empty
+ value.
+ * configure: Regenerate.
+
+2004-03-05 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR 13577
+ * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o
+ options.
+
+2004-03-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * simplify-rtx.c (simplify_relational_operation): If
+ flag_wrapv is set, do not move terms between the two
+ side of a relational operator.
+
+2004-03-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * rtlanal.c: Include target.h and output.h
+ (rtx_cost, address_cost, default_address_cost): Move from...
+ * cse.c (rtx_cost, address_cost, default_address_cost):
+ ... this file.
+ * rtl.h (rtx_cost, address_cost): Move under rtlanal.c.
+ * Makefile.in: Adjust dependencies.
+
+2004-03-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * cse.c (cse_end_of_basic_block): Make static.
+ * local-alloc.c (function_invariant_p): Move to
+ reload1.c.
+ * loop.c (libcall_other_reg, record_excess_regs):
+ Make static.
+ * reload1.c (function_invariant_p): Moved here
+ from local-alloc.c, made static.
+ * rtl.h (cse_end_of_basic_block, function_invariant_p,
+ libcall_other_reg, record_excess_regs): Remove
+ declarations.
+
+2004-03-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.c (signed_comparison_operator): Add a
+ missing parenthesis.
+
+2004-03-04 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * ggc-common.c (gt_pch_restore): Don't unmap addr unless we are
+ going to call mmap again. Read the file into the right place.
+ Give a fatal error if we have to relocate.
+
+2004-03-04 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_return_in_msb): New function.
+ (TARGET_RETURN_IN_MSB): Define to xtensa_return_in_msb.
+
+2004-03-05 Hans-Peter Nilsson <hp@axis.com>
+
+ PR other/14354
+ * config/fp-bit.c (_fpdiv_parts): Do not round when pack_d would
+ round the same. When rounding, clear bits that would cause a
+ second rounding in pack_d.
+ (_fpmul_parts): Ditto. Remove #if 0:d code.
+
+2004-03-04 Ziemowit Laski <zlaski@apple.com>
+
+ PR c++/14425, c++/14426
+ * config/rs6000/altivec.h (vec_splat_s8, vec_splat_s16,
+ vec_splat_s32, vec_splat_u8, vec_splat_u16, vec_splat_u32):
+ Change C++ definitions to accept a 'const int' argument;
+ the prototypes already do.
+ * config/rs6000/rs6000.c (rs6000_common_init_builtins):
+ Rename v4si_ftype_char, v8hi_ftype_char, v16qi_ftype_char,
+ v4sf_ftype_v4si_char, v4si_ftype_v4sf_char, v4si_ftype_v4si_char,
+ v8hi_ftype_v8hi_char, v16qi_ftype_v16qi_char,
+ v16qi_ftype_v16qi_v16qi_char, v8hi_ftype_v8hi_v8hi_char,
+ v4si_ftype_v4si_v4si_char and v4sf_ftype_v4sf_v4sf_char to
+ end in ..._int; change them to accept an int instead of a char
+ as the last parameter.
+
+2004-03-04 Phil Edwards <phil@codesourcery.com>
+
+ * genmultilib: Change '=' to '-' when translating option names
+ to directory names.
+
+2004-03-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_expr_real, case COMPONENT_REF): Get proper type of
+ stack slot for temp used for result of BLKmode but in integral mode.
+
+2004-03-04 Jan Hubicka <jh@suse.cz>
+
+ * reload.c (find_reloads): Reorganize if seqeunce to switch.
+
+ * cfgrtl.c (rtl_redirect_edge_and_branch): Set the source BB as dirty.
+ (cfglayout_redirect_edge_and_branch): Set the source BB as dirty.
+
+2004-03-04 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.md (divdf3_internal_thr): Fix algorithm.
+ * testsuite/gcc.dg/20040303-1.c: New test.
+
+2004-03-04 Steven Bosscher <stevenb@suse.de>
+
+ * ppro.md: Rewrite as a DFA pipeline description.
+ * i386.md: Remove all uses of the ppro_uops attribute.
+ * i386.c: (ix86_safe_ppro_uops, ix86_dump_ppro_packet,
+ ix86_reorder_insn, ix86_sched_reorder_ppro, ix86_sched_init,
+ ix86_sched_reorder, ix86_variable_issue,
+ struct ix86_sched_data, TARGET_SCHED_VARIABLE_ISSUE,
+ TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Remove.
+ (ia32_use_dfa_pipeline_interface): Add TARGET_PENTIUMPRO.
+ (ia32_multipass_dfa_lookahead): Add TARGET_PENTIUMPRO.
+ * athlon.md (athlon_ssecmp_load): Fix comment
+
+2004-03-04 Stuart Hastings <stuart@apple.com>
+
+ * doc/invoke.texi: Document -mlongcall for Darwin/PPC.
+
+2004-03-04 Stuart Hastings <stuart@apple.com>
+
+ * config/i386/darwin.h: Darwin/x86 doesn't support CPUs before
+ 686, tell Darwin assembler to allow prefetch insns, non-empty def
+ of SUBTARGET_OPTION_TRANSLATE_TABLE.
+
+2004-03-04 DJ Delorie <dj@redhat.com>
+
+ PR optimization/14282
+ * sched-deps.c (sched_analyze_insn): Allow a stack adjustment
+ between a call and the assignment of its return value.
+
+2004-03-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c: Put a comment for every function.
+
+2004-03-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Add comments about peephole2's.
+
+2004-03-04 Steven Bosscher <stevenb@suse.de>
+
+ * i386.h (TARGET_CPU_DEFAULT_nocona): Fix value.
+
+2004-03-04 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (thread_jump): Update call of cselib_init.
+ * cselib.c (cselib_record_memory): New static variable.
+ (cselib_lookup_mem, cselib_record_set, cselib_record_sets):
+ Give up on memories when asked for.
+ (cselib_init): Accept new argument.
+ * cselib.h (cselib_init): Update prototype.
+ * gcse.c (local_cprop_pass): Update call of cselib_init.
+ * loop.c (load_mems): Update call of cselib_init.
+ * postreload.c (reload_cse_regs_1): Update call of cselib_init.
+ * sched-deps.c (sched_analyze): Update call of cselib_init.
+
+2004-03-04 David Edelsohn <edelsohn@gnu.org>
+ GP <gp@qnx.com>
+
+ * config/rs6000/rs6000.c (output_function_profiler): Append @plt
+ when compiling PIC.
+
+2004-03-04 Josef Zlomek <zlomekj@suse.cz>
+
+ PR/14362
+ * var-tracking.c (track_expr_p): Do not track variables which
+ should be ignored for debugging purposes.
+
+2004-03-04 Alan Modra <amodra@bigpond.net.au>
+
+ * real.c (encode_ibm_extended): Don't bother rounding low double.
+ * c-cppbuiltin.c (builtin_define_float_constants): Tweak MAX
+ when fmt->pnan < fmt->p.
+
+2004-03-04 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Fix to check
+ only range of valid arg registers and fixed_regs.
+
+2004-03-04 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/14406
+ * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn.
+ (abstf2, abstf2_internal): New define_expand.
+
+2004-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR optimization/14235
+ * expr.c (convert_move): Copy the source to a new pseudo
+ when converting from a sub-word source to a larger-than-word
+ register which conflicts with the source.
+
+2004-03-03 Zack Weinberg <zack@codesourcery.com>
+
+ PR 13728
+ * c-decl.c (diagnose_mismatched_decls): Issue an error for two
+ parameters with the same name, unless one is a forward decl.
+ Do not issue a redundant-redeclaration warning for forward
+ decls of parameters.
+
+2004-03-04 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi (*-ibm-aix*): Document use of Bash to speed up
+ configuration.
+
+2004-03-03 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * ggc-zone.c (ggc_pch_write_object): Don't align file pointer.
+
+2004-03-04 Alan Modra <amodra@bigpond.net.au>
+
+ * target-def.h (TARGET_OPTF): Delete.
+ * c-opts.c (TARGET_OPTF): Define.
+
+2004-03-04 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c (cselib_finish): Fix another miss-application of my previous
+ patch.
+
+2004-03-03 Mike Stump <mrs@apple.com>
+
+ Add framework support for darwin.
+
+ * c-incpath.c: Include target.h and machmode.h.
+ (add_path): Use a consistent style for cpp_dir. Initialize
+ p->construct to 0.
+ (add_cpp_dir_path): New.
+ (register_include_chains): Add use of extra_includes callback.
+ (hook_void_int): Add.
+ (target_c_incpath): Add.
+ * c-incpath.h (add_cpp_dir_path): New.
+ (target_c_incpath_s): Add.
+ (target_c_incpath): Add.
+ (C_INCPATH_INIT): Add.
+ * c-opts.c (c_common_missing_argument,
+ c_common_handle_option): Add -F argument processing.
+ * c.opt: Add -F argument processing.
+ * gcc.c (trad_capable_cpp): Add -F argument processing.
+ * cppfiles.c (find_file_in_dir): Update to use construct
+ callback.
+ (search_path_exhausted, cpp_get_path, cpp_get_buffer,
+ cpp_get_prev): New.
+ (_cpp_find_file): Use search_path_exhausted.
+ (make_cpp_dir): Initialize construct to 0.
+ * cpplib.h (missing_header_cb
+ cpp_get_path, cpp_get_buffer, cpp_get_file, cpp_get_prev): New.
+ (cpp_callbacks): Add missing_header
+ (cpp_dir): Add construct.
+ * target-def.h: (TARGET_OPTF): New.
+ * hooks.c (hook_void_int, hook_void_charptr): Add.
+ * hooks.h (hook_void_int, hook_void_charptr): Add.
+ * Makefile.in (c-incpath.o) : Add $(TARGET_H) and
+ $(MACHMODE_H) dependencies.
+ * doc/invoke.texi (Darwin Options): Document -F.
+ * doc/tm.texi (TARGET_EXTRA_INCLUDES): Add.
+ (TARGET_OPTF): Add.
+ * fix-header.c (target_c_incpath): Add.
+
+ * config/darwin-c.c: Add c-incpath.h include.
+ (using_frameworks, find_subframework_file,
+ find_subframework_header, add_system_framework_path,
+ frameworks_in_use, num_frameworks, max_frameworks,
+ add_framework, find_framework, struct framework_header,
+ framework_header_dirs, framework_construct_pathname,
+ find_subframework_file, add_system_framework_path,
+ add_framework_path, framework_defaults,
+ darwin_register_frameworks, find_subframework_header): Add.
+ * config/darwin.h (TARGET_EXTRA_INCLUDES, TARGET_OPTF): New.
+ (TARGET_OPTION_TRANSLATE_TABLE): Add -framework support.
+ (CPP_SPEC): Add __APPLE_CC__ support.
+ * t-darwin (darwin-c.o): Add c-incpath.h dependency.
+
+2004-03-04 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c (cselib_finish): Fix miss-application of my previous
+ patch.
+
+2004-03-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * hooks.c (hook_tree_tree_identity): New.
+ * hooks.h: Add a prototype for hook_tree_tree_identity.
+ * stmt.c (expand_asm_operands): Use targetm.md_asm_clobbers
+ instead of MD_ASM_CLOBBERS.
+ * system.h (MD_ASM_CLOBBERS): Poison.
+ * target-def.h (TARGET_MD_ASM_CLOBBERS): New.
+ (TARGET_INITIALIZER): Add TARGET_MD_ASM_CLOBBERS.
+ * target.h (gcc_target): Add md_asm_clobbers.
+ * config/i386/i386.c (TARGET_MD_ASM_CLOBBERS): New.
+ (ix86_md_asm_clobbers): New.
+ * config/i386/i386.h (MD_ASM_CLOBBERS): Remove.
+ * doc/tm.texi (MD_ASM_CLOBBERS): Change to
+ TARGET_MD_ASM_CLOBBERS.
+
+2004-03-03 Stuart Hastings <stuart@apple.com>
+
+ * config.gcc: Arrange for Darwin/x86 to build libgcc_eh.a.
+
+2004-03-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (noov_compare64_op): Fix typo.
+
+ * config/sparc/sparc.h (ASM_FLOAT): Delete.
+ (ASM_DOUBLE): Likewise.
+ (ASM_LONGDOUBLE): Likewise.
+ * config/sparc/pbd.h (ASM_INT_OP): Delete.
+
+2004-03-03 Richard Henderson <rth@redhat.com>
+
+ PR opt/13862
+ * cselib.c (cselib_record_sets): Don't record multiple sets in
+ asm insns.
+
+2004-03-03 Mostafa Hagog <mustafa@il.ibm.com>
+
+ * common.opt: Add description of the new -fgcse-after-reload flag.
+
+ * flags.h (flag_gcse_after_reload): Declaration of global variable.
+
+ * gcse.c (reg_used_on_edge ,reg_set_between_after_reload_p,
+ reg_used_between_after_reload_p, rtx get_avail_load_store_reg,
+ is_jump_table_basic_block, bb_has_well_behaved_predecessors,
+ get_bb_avail_insn, hash_scan_set_after_reload,
+ compute_hash_table_after_reload, eliminate_partially_redundant_loads,
+ gcse_after_reload, get_bb_avail_insn): New functions to implement
+ gcse-after-reload.
+ (gcse_after_reload_main): New function, the main entry point to
+ gcse-after-reload.
+
+ * rtl.h (gcse_after_reload_main): Declaration of the new function.
+
+ * opts.c (common_handle_option): Handle the -fgcse-after-reload flag.
+
+ * toplev.c (flag_gcse_after_reload): Initialization.
+
+ * passes.c (rest_of_handl_gcse2): Call gcse_after_reload_main.
+
+ * params.def (PARAM_GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
+ PARAM_GCSE_AFTER_RELOAD_CRITICAL_FRACTION): New parameters for tuning
+ the gcse after reload optimization.
+
+ * params.h (GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
+ GCSE_AFTER_RELOAD_CRITICAL_FRACTION): Two macros to access the tuning
+ parameters.
+
+ * doc/invoke.texi: Documentation for the new flag gcse-after-reload.
+
+2004-03-03 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of
+ small negative values.
+
+2004-03-03 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c (hash_table): Remove GTY marker.
+ (reg_values): Turn into array.
+ (used_regs): Likewise.
+ (n_used_regs): New static variable.
+ (reg_values_old): Kill.
+ (clear_table): Update uses of arrays.
+ (cselib_lookup): Likewise.
+ (cselib_record_set): Likewise.
+ (cselib_init): Likewise.
+ (cselib_finish): Likewise.
+ (cselib_udpate_varray_sizes): Kill.
+ * cselib.h (cselib_update_varray_sizes): Kill.
+
+2004-03-03 Paul Brook <paul@codesourcery.com>
+
+ * flow.c (ior_reg_cond, and_reg_cond): Remove stray ")".
+
+2004-03-03 Jan Hubicka <jh@suse.cz>
+
+ * ggc-common.c (ggc_alloc_cleared_stat, ggc_realloc_stat):
+ Rename from ...; make statistics transparent.
+ (ggc_alloc_cleared, ggc_realloc_stat): ... these.
+ (loc_descriptor): New structure.
+ (hash_descriptor, eq_descriptor, loc_descriptor, cmp_statistics,
+ add_statistics):
+ New static function.
+ (ggc_record_overhead, dump_statistics): New global function.
+ * ggc-none.c (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
+ ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Rename
+ from ...; accept locations
+ (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
+ ggc_realloc, ggc_alloc_typed): ... this one.
+ from ...; accept locations
+ * ggc-page.c (ggc_alloc_typed_stat, ggc_alloc_zone_stat,
+ ggc_alloc_stat): Rename from ... ; pass locations
+ * ggc-page.c (ggc_alloc_typed, ggc_alloc_zone, ggc_alloc):
+ ... this one.
+ (ggc_alloc_stat): Record overehead.
+ * ggc.h (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
+ ggc_realloc, ggc_alloc_typed): Turn to macros
+ (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
+ ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Declare.
+ (dump_ggc_loc_satistics, ggc_record_overehead): Declare.
+ * langhooks.h (lhd_make_node): Declare.
+ (LANG_HOOKS_MAKE_TYPE): Default to new function,
+ * langhooks.c (lhd_make_node): New.
+ * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Rename from ... ; pass
+ locations.
+ (rtx_alloc, swallow_copy_rtx): ... this one.
+ * rtl.h (rtx_alloc, swallow_copy_rtx): Turn to macros.
+ * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Declare.
+ * toplpev.c (finalize): Dump stats.
+ * tree.c (make_node_stat, copy_node_stat, make_tree_vec_stat,
+ build_tree_list_stat, tree_cons_stat, build?_stat, build_decl_stat):
+ Rename from ... ; pass locators.
+ (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
+ build?, build_decl): Declare.
+ * tree.h (make_node_stat, copy_node_stat, make_tree_vec_stat,
+ build_tree_list_stat, tree_cons_stat, build?_stat, build_decl_stat):
+ Declare.
+ (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
+ build?, build_decl): New macros.
+ * Makefile.in (RTL_H, TREE_H): Add statistics.h dependency.
+ * statistics.h: New file.
+
+2004-03-03 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
+ Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MASK_FIX_SB1): Bump.
+ (MASK_FIX_R4400, TARGET_FIX_R4400): New macros.
+ (TARGET_SWITCHES): Add -mfix-r4400 and -mno-fix-r4400.
+ * config/mips/mips.c (mips_output_division): Fill the branch delay
+ slot with a nop if TARGET_FIX_R4000. Extend R4000 workarounds to
+ TARGET_FIX_R4400.
+ (mips_output_division): Adjust accordingly.
+ (override_options): Make -march=r4400 imply -mfix-r4400 by default.
+ * doc/invoke.texi: Document -mfix-r4400 and new errata workarounds.
+
+2004-03-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * alias.c (rtx_equal_for_memref_p): Use predicates
+ to test rtx classes and new rtx class codes, possibly
+ splitting conditionals that tested against '<' and 'o'.
+ * caller-save.c (save_call_clobbered_regs): Likewise.
+ * combine.c (contains_muldiv, find_split_point, subst,
+ combine_simplify_rtx, simplify_if_then_else,
+ simplify_set, simplify_logical, expand_compound_operation,
+ make_compound_operation, if_then_else_cond, known_cond,
+ apply_distributive_law, cached_nonzero_bits,
+ cached_num_sign_bit_copies, simplify_shift_const,
+ gen_binary, simplify_comparison, update_table_tick,
+ record_value_for_reg, get_lsat_value_validate): Likewise.
+ * cse.c (mention_regs, find_best_addr, find_comparison_args,
+ fold_rtx, cse_insn, invalidate_memory, cse_basic_block):
+ Likewise.
+ * emit-rtl.c (copy_insn_1): Likewise.
+ * expr.c (force_operand): Likewise.
+ * final.c (final_scan_insn, get_mem_expr_from_op): Likewise.
+ * flow.c (notice_stack_pointer_modification_1,
+ invalidate_mems_from_autoinc, ior_reg_cond, not_reg_cond,
+ and_reg_cond, elim_reg_cond): Likewise.
+ * function.c (update_epilogue_consts): Likewise.
+ * genattrtab.c (attr_rtx_1): Likewise.
+ * genopinit.c (gen_insn): Likewise.
+ * integrate.c (subst_constants): Likewise.
+ * jump.c (reversed_comparison_code_parts,
+ reversed_comparison_code, delete_related_insns,
+ rtx_renumbered_equal_p): Likewise.
+ * local-alloc.c (block_alloc): Likewise.
+ * loop.c (rtx_equal_for_prefetch_p, maybe_eliminate_biv,
+ canonicalize_condition): Likewise.
+ * loop-iv.c (simplify_using_conditions, iv_number_of_iterations):
+ Likewise.
+ * optabs.c (add_equal_node, expand_binop): Likewise.
+ * predict.c (estimate_probability): Likewise.
+ * ra-debug.c (ra_print_rtx_2op, ra_print_rtx): Likewise.
+ * recog.c (validate_replace_rtx_1, comparison_operator,
+ offsettable_address_p, constrain_operands): Likewise.
+ * reg-stack.c (swap_rtx_condition_1, subst_stack_regs_pat):
+ Likewise.
+ * regclass.c (scan_one_insn): Likewise.
+ * regmove.c (stable_and_no_regs_but_for_p): Likewise.
+ * regrename.c (kill_autoinc_value): Likewise.
+ * reload.c (find_reusable_reload, find_reloads,
+ reg_overlap_mentioned_for_reload_p): Likewise.
+ * reload1.c (gen_reload, delete_address_reloads_1): Likewise.
+ * rtl.c (copy_rtx): Likewise.
+ * rtl.h (CONSTANT_P, INSN_P): Likewise.
+ * rtlanal.c (commutative_operand_precedence): Likewise.
+ * sched-deps.c (conditions_mutex_p): Likewise.
+ * sched-rgn.c (is_cfg_nonregular): Likewise.
+ * simplify-rtx.c (simplify_gen_binary,
+ simplify_gen_relational, simplify_replace_rtx,
+ simplify_unary_operation, simplify_binary_operation,
+ simplify_ternary_operation, simplify_rtx): Likewise.
+ * unroll.c (reg_dead_after_loop): Likewise.
+ * config/alpha/alpha.c (alpha_swapped_comparison_operator,
+ print_operand): Likewise.
+ * config/arc/arc.c (proper_comparison_operator): Likewise.
+ * config/arm/arm.c (arm_arm_address_cost, arm_select_cc_mode):
+ Likewise.
+ * config/avr/avr.c (_reg_unused_after): Likewise.
+ * config/frv/frv.c (frv_ifcvt_modify_tests,
+ frv_ifcvt_modify_insn, frv_pack_insn): Likewise.
+ * config/i386/i386.c (ix86_comparison_operator,
+ ix86_carry_flag_operator, fcmov_comparison_operator,
+ arith_or_logical_operator, print_operand,
+ ix86_expand_binary_operator, ix86_binary_operator_ok):
+ Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/ia64/ia64.c (not_postinc_memory_operand,
+ ia64_print_operand, update_set_flags, errata_emit_nops):
+ Likewise.
+ * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS,
+ CONSTRAINT_OK_FOR_S): Likewise.
+ * config/ip2k/ip2k.c (mdr_resequence_xy_yx,
+ mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
+ ip2k_xexp_not_uses_reg_for_mem, ip2k_xexp_not_uses_reg_p,
+ ip2k_composite_xexp_not_uses_reg_p, ip2k_unary_operator):
+ Likewise.
+ * config/iq2000/iq2000.c (cmp_op, symbolic_expression_p,
+ eqne_comparison_operator, signed_comparison_operator):
+ Likewise.
+ * config/mips/mips.c (cmp_op, symbolic_expression_p):
+ Likewise.
+ * config/mmix/mmix (mmix_foldable_comparison_operator,
+ mmix_comparison_operator): Likewise.
+ * config/pa/pa.c (hppa_legitimize_address): Likewise.
+ * config/rs6000/rs6000.c (stmw_operation,
+ branch_comparison_operator, trap_comparison_operator,
+ ccr_bit): Likewise.
+ * config/rs6000/rs6000.h (SELECT_CC_MODE): Likewise.
+ * config/s390/s390.c (s390_alc_comparison,
+ s390_slb_comparison):L Likewise.
+ * config/sh/sh.c (gen_block_redirect, reg_unused_after):
+ Likewise.
+ * config/sparc/sparc.c (eq_or_neq, normal_comp_operator,
+ noov_compare_op, noov_compare64_op, v9_regcmp_op,
+ emit_hard_tfmode_operation, reg_unused_after)
+ * doc/md.texi, doc/rtl.texi: Likewise.
+
+ * ra-debug.c: Add 2004 to list of copyright years.
+ * unroll.c: Likewise.
+
+ * combine.c (simplify_logical): Remove dummy test,
+ (apply_distributive_law): Fix typo in comment.
+ GET_CODE (x) == AND so x is a commutative binary op.
+ * jump.c (delete_related_insns): simplify loop
+ condition, move testing of RTX codes inside the loop.
+ (rtx_renumbered_equal_p): do not use RTX_CODE.
+ * rtl.c (rtx_class): Declare as enum rtx_class.
+ * rtl.def (EQ, NE, UNEQ, LTGT, UNORDERED, ORDERED):
+ Move to RTX_COMM_COMPARE class.
+ (HIGH, SYMBOL_REF, LABEL_REF, CONST, CONST_INT, CONST_DOUBLE):
+ Move to RTX_CONST_OBJ class.
+ * rtl.h (enum rtx_class): New declaration,
+ (RTX_OBJ_MASK, RTX_OBJ_RESULT, RTX_COMPARE_MASK,
+ RTX_COMPARE_RESULT, RTX_ARITHMETIC_MASK, RTX_ARITHMETIC_RESULT,
+ RTX_BINARY_MASK, RTX_BINARY_RESULT, RTX_COMMUTATIVE_MASK,
+ RTX_COMMUTATIVE_RESULT, RTX_NON_COMMUTATIVE_RESULT,
+ RTX_EXPR_FIRST, RTX_EXPR_LAST, UNARY_P, BINARY_P,
+ ARITHMETIC_P, COMMUTATIVE_ARITHMETIC_P, COMPARISON_P,
+ SWAPPABLE_OPERANDS_P, NON_COMMUTATIVE_P, COMMUTATIVE_P,
+ OBJECT_P): New macros.
+ * config/sparc/sparc.c (noov_compare_op): Remove register
+ from parameter.
+
+2004-03-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * target.h: Remove texi jargons in comments.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/lib1funcs.asm (___fixunssfsi): Change the
+ threshold to 0x4f.
+
+ Revert:
+ 2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
+ * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
+ as well.
+ * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
+ * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/md.texi (cbranchmode4): New.
+
+2004-03-02 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips16.S: Change fixsfsi and fixdfsi to
+ fix_trunc.
+ * config/mips/mips.c (mips_init_libfuncs): Change accordingly.
+ * config/mips/t-elf (LIB1ASMFUNCS): Ditto.
+ * config/mips/t-isa3264 (LIB1ASMFUNCS): Ditto.
+ * config/mips/t-r3900 (LIB1ASMFUNCS): Ditto.
+
+2004-03-02 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/11767
+ * coverage.c (coverage_counter_ref): Set MEM_NOTRAP_P.
+ * optabs.c (prepare_cmp_insn): Force trapping memories to registers
+ before the compare, if flag_non_call_exceptions.
+
+2004-03-02 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/14327
+ * stmt.c (expand_computed_goto): Do do_pending_stack_adjust before
+ emitting the label, not after.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_addr_mode): New variable.
+ (m68hc11_mov_addr_mode): Likewise.
+ (m68hc11_override_options): Initialize them based on target.
+ (register_indirect_p): Allow a MEM for indirect addressing modes and
+ use flags to control what is allowed.
+ (m68hc11_small_indexed_indirect_p): Use m68hc11_mov_addr_mode for
+ supported addressing modes.
+ (m68hc11_register_indirect_p): Use m68hc11_addr_mode.
+ (go_if_legitimate_address_internal): Likewise.
+ (m68hc11_indirect_p): Likewise and check the mode.
+ (print_operand): Allow a (MEM (MEM)) and generate indirect addressing.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c (BUILTIN_SETJMP_FRAME_VALUE): Remove.
+ (expand_builtin_setjmp_setup): Use
+ targetm.builtin_setjmp_frame_value instead of
+ BUILTIN_SETJMP_FRAME_VALUE.
+ * system.h (BUILTIN_SETJMP_FRAME_VALUE): Poison.
+ * target-def.h (TARGET_BUILTIN_SETJMP_FRAME_VALUE): New.
+ (TARGET_INITIALIZER): Add TARGET_BUILTIN_SETJMP_FRAME_VALUE.
+ * target.h (gcc_target): Add builtin_setjmp_frame_value.
+ * targhooks.c (default_builtin_setjmp_frame_value): New.
+ * targhooks.h: Add a prototype for
+ default_builtin_setjmp_frame_value.
+ * doc/tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Change to
+ TARGET_BUILTIN_SETJMP_FRAME_VALUE.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
+ sequences of moves.
+ (add peepholes): New peepholes to optimize sequences adding small
+ constants.
+ (bset peepholes): New peepholes to transform an OR in a bset form
+ (bclr peepholes): Likewise for bclr form.
+ (cmp peepholes): New peepholes to avoid register copies when comparing.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("*pushdi_internal"): New insn and split
+ to separate push from moves.
+ ("*pushdf_internal"): Likewise.
+ ("*pushsf_internal"): Likewise.
+ ("*pushsi_internal"): Likewise.
+ ("movdi_internal"): Use define_insn_and_split; non push operand.
+ ("movdf_internal"): Likewise.
+ ("movsf_internal"): Likewise.
+ ("movsi_internal"): Likewise.
+ ("*movhi_68hc12", "*addhi3_68hc12"): Fix and tune constraints
+ ("*addhi3", "*subhi3", "*andhi3_mem", "*iorhi3_mem"): Likewise.
+ ("*ashlsi3_const1", "*lshrsi3_const1"): Likewise.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("tstqi_z_used"): Use define_insn_and_split.
+ ("cmphi_z_used", "cmpqi_z_used"): Likewise.
+ ("movstrictsi", "movstricthi", "movstrictqi"): Likewise.
+ ("anddi3", "andsi3", "iordi3", "iorsi3"): Likewise.
+ ("xordi3", "xorsi3", "*logicalsi3_zexthi"): Likewise.
+ ("*logicalsi3_zextqi", "*logicalhi3_zexthi_ashift8"): Likewise.
+ ("logicalhi3_zexthi", "*logicalsi3_silshr16"): Likewise.
+ ("*logicalsi3_silshl16", "*logicalsi3_silshl16_zext"): Likewise.
+ ("*ashldi3_const32", "*ashldi3_const1", "addsi_silshr16"): Likewise.
+ ("addsi_andshr16", "*ashlsi3_const16_zexthi"): Likewise.
+ ("*lshrdi3_const32", "*lshrdi_const1"): Likewise.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md (SOFT_TMP_REGNUM): Define.
+ (SOFT_XY_REGNUM): Define.
+ (cmp split): Use the above instead of hard coded numbers.
+ (8-bit op split): No need to check the mode; allow Q_REG.
+ (ashift split): Adjust the first operand if it uses the SP and we
+ are pushing the shifted value.
+ (plus shift split): Fix when a source is in register D+X.
+ ("doloop_end"): Pass dummy arguments to gen_rtx_NE.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when
+ comparing with Z register.
+
+2004-03-02 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgloop.h (struct loop_desc): Removed.
+ (struct loop): Fields simple, desc and has_desc removed.
+ (simple_loop_p, count_loop_iterations): Declaration removed.
+ * cfgloopanal.c (struct unmark_altered_insn_data): Removed.
+ (unmark_altered, blocks_invariant_registers, unmark_altered_insn
+ blocks_single_set_registers, invariant_rtx_wrto_regs_p_helper,
+ invariant_rtx_wrto_regs_p, test_for_iteration, constant_iterations,
+ simple_loop_exit_p, variable_initial_value, variable_initial_values,
+ simple_condition_p, simple_increment, count_strange_loop_iterations,
+ inverse, fits_in_mode_p, simple_loop_p, count_loop_iterations):
+ Removed.
+ * loop-iv.c (check_simple_exit, find_simple_exit): Update comments.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genattrtab.c: Don't handle MATCH_INSN.
+ * genrecog.c: Likewise.
+ * gensupport.c: Likewise.
+ * rtl.def (match_insn): Remove.
+ * doc/md.texi (match_insn, match_insn2): Remove.
+
+2004-03-02 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this
+ macro results in memory allocation.
+
+2004-03-02 David O'Brien <obrien@FreeBSD.org>
+
+ * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add.
+ * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Define
+ %(fbsd_dynamic_linker),
+ (LINK_SPEC): Use %(fbsd_dynamic_linker), and sync style with
+ config/i386/freebsd.h
+ * config/arm/freebsd.h: Ditto.
+ * config/i386/freebsd.h: Ditto.
+ * config/i386/freebsd64.h: Ditto.
+ * config/ia64/freebsd.h: Ditto.
+ * config/rs6000/sysv4.h: Ditto.
+ * config/sparc/freebsd.h: Ditto.
+
+2004-03-02 Loren James Rittle <ljrittle@acm.org>
+
+ * doc/install.texi (*-*-freebsd*): Update target information.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * rtl.def (define_combine): Remove.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Tweak formatting.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*cmphi_h8300): Rename to
+ *cmphi_h8300_znvc.
+ (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc.
+
+2004-03-01 Mark Mitchell <mark@codesourcery.com>
+
+ PR bootstrap/14356
+ * gcc.c (process_command): Remove const-qualification from argv.
+ (main): Likewise.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (pushqi1_h8300hs): Rename to
+ pushqi1_h8300hs_advanced. Adjust its caller.
+ (pushhi1_h8300hs): Rename to pushhi1_h8300hs_advanced.
+ Adjust its caller.
+
+2004-03-02 Nicolas Roche <roche@act-europe.fr>
+
+ * Makefile.in (install-libgcc, install-multilib): Pass
+ mkinstalldirs var to libgcc.mk.
+
+2004-03-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison.
+ * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove.
+
+2004-03-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (gtle_operator): Accept GT and LE.
+ * config/h8300/h8300.md: Split several peephole2's, each into
+ two.
+
+2004-03-02 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * dominance.c (recount_dominator): Handle postdominators.
+
+2004-03-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (enum mips_symbol_type): Move from mips.h.
+ (NUM_SYMBOL_TYPES): Likewise.
+ (SYMBOL_64_HIGH, SYMBOL_64_MID, SYMBOL_64_LOW): New symbol types.
+ (mips_unspec_address): Declare.
+ (mips_gotoff_page, mips_gotoff_global): Delete.
+ * config/mips/mips.h (PREDICATE_CODES): Add general_symbolic_operand.
+ * config/mips/mips.c (enum mips_symbol_type, NUM_SYMBOL_TYPES): Delete.
+ (mips_symbolic_constant_p, mips_symbolic_address_p)
+ (mips_symbol_insns): Handle new symbol types.
+ (general_symbolic_operand): New predicate.
+ (mips_unspec_address): Make extern.
+ (mips_gotoff_page, mips_gotoff_global): Delete.
+ (override_options): Allow -mabi=64 -mno-abicalls -mexplicit-relocs.
+ Handle new symbol types.
+ * config/mips/mips.md (*lea_high64, *lea64): New patterns.
+ (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_disp[sd]i): Call
+ mips_unspec_address directly.
+ * doc/invoke.texi: Remove the -mabi=64 -mno-abicalls exception from
+ the documentation of -mexplicit-relocs.
+
+2004-03-01 Jeff Law <law@redhat.com>
+
+ * fold-const.c (fold): An equality comparison of a non-weak object
+ against zero has a known result. Similarly an equality comparison
+ of the address of two non-weak, unaliased symbols has a known result.
+
+ * ggc-page.c (struct page_entry): New field PREV.
+ (ggc_alloc): Update PREV field appropriately.
+ (sweep_pages): Likewise.
+ (ggc_free): Likewise. Use PREV field rather than loop to
+ improve ggc_free performance.
+
+2004-03-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_output_division): Use the division
+ instruction to fill the delay slot of a zero check.
+ (mips_idiv_insns): Adjust accordingly.
+
+2004-03-01 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * config.gcc: Create a default tmake_file for linux, and use
+ it in all but two linux clauses. Comment those two.
+
+2004-03-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (try_combine): Do not refer to is_replaced.
+ (gen_lowpart_for_combine): Perverse subregs now have a
+ more politically correct name.
+ * cse.c (cse_insn): Likewise.
+ * jump.c: Fix bogus reference to delete_insn.
+
+2004-02-29 Mark Mitchell <mark@codesourcery.com>
+
+ PR debug/14328
+ * dwarf2out.c (gen_enumeration_type_die): Output all enumeration
+ constants as signed values.
+
+ PR middle-end/13448
+ * c-tree.h (readonly_warning): Rename to ...
+ (readonly_error): ... this.
+ * c-typeck.c (build_unary_op): Adjust accordingly.
+ (readonly_warning): Rename to ...
+ (readonly_error): ... this and issue errors, not warnings.
+ (build_modify_expr): Call readonly_error, not readonly_warning.
+ (c_expand_asm_operands): Likewise.
+ * tree-inline.c (optimize_inline_calls): Do not inline functions
+ after errors have occurred.
+
+2004-02-29 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Rearrange some threading code for clarity;
+ add section comment.
+ * configure: Regenerate.
+
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment
+ typos.
+ * doc/cppopts.texi: Fix a typo.
+
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i386/i386.md: Fix formatting.
+
+2004-02-29 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Add some comments delineating sections of code.
+
+ * doc/install.texi: Note that libada uses autoconf 2.57 also.
+
+ * doc/install.texi: Fix idiot typo in previous commit.
+
+ * doc/install.texi: Update for conversion of intl to autoconf 2.57.
+
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Add comments about peephole2's.
+
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Tweak operand numbers of some
+ peephole2's.
+
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Tweak comments about peephole2's.
+
+2004-02-29 Waldek Hebisch <hebisch@math.uni.wroc.pl>
+
+ PR middle-end/14203
+ * function.c (uninitialized_vars_warning): Use DECL_RTL_SET_P
+ instead of testing whether DECL_RTL is not NULL.
+
+2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sh/sh.c: Fix formatting.
+
+2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sh/sh.c: Convert to ISO-C.
+
+2004-02-28 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-typeck.c (tagged_types_tu_compatible_p): Fix pasto in
+ my previous patch.
+
+ * config/darwin.h (machopic_finish): Output stub even if the
+ symbol is already defined.
+
+2004-02-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg.
+
+2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genattr.c (main): Don't define
+ TRADITIONAL_PIPELINE_INTERFACE or DFA_PIPELINE_INTERFACE.
+ * system.h (TRADITIONAL_PIPELINE_INTERFACE): Poison.
+ (DFA_PIPELINE_INTERFACE): Likewise.
+ * doc/tm.texi (TRADITIONAL_PIPELINE_INTERFACE): Remove.
+ (DFA_PIPELINE_INTERFACE): Likewise.
+
+2004-02-28 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (tstsi, tstdi): Delete.
+
+2004-02-28 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
+
+ * config/mips/mips.c (override_options): Remove an obsolete
+ duplicate definition of the "e" constraint.
+ * config/mips/mips.h: Update a comment accordingly.
+
+2004-02-28 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
+
+ * config/mips/mips.md: Complete the unfinished R4000
+ multiply/shift errata workaround. Improve documentation.
+ (hazard): Use TARGET_FIX_R4000 to decide whether an "imul" instruction
+ has a hilo hazard.
+ (mulsi3, mulsi3_internal, mulsi3_r4000): Use TARGET_FIX_R4000.
+ (muldi3, muldi3_internal): Likewise.
+ (muldi3_internal2): Remove, replacing with...
+ (muldi3_mult3, muldi3_r4000): ...these new patterns.
+ (mulsidi3): Take the errata into account.
+ (mulsidi3_32bit): Remove, replacing with...
+ (mulsidi3_32bit_internal, mulsidi3_32bit_r4000): ...these new patterns.
+ (mulsidi3_64bit, mulsidi3_64bit_parts): Disable if TARGET_FIX_R4000.
+ (umulsidi3): Take the errata into account.
+ (umulsidi3_32bit): Remove, replacing with..
+ (umulsidi3_32bit_internal, umulsidi3_32bit_r4000): ...these patterns.
+ (umulsi3_highpart, umulsi3_highpart_internal): Disable if
+ TARGET_FIX_R4000.
+ (smulsi3_highpart, smulsi3_highpart_internal): Likewise.
+ (smuldi3_highpart, umuldi3_highpart): Likewise.
+ * doc/invoke.texi: Document the errata workaround.
+
+2004-02-28 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
+
+ * config/mips/mips-protos.h (mips_idiv_insns): Declare.
+ * config/mips/mips.h (MASK_FIX_SB1): Bump.
+ (MASK_FIX_R4000, TARGET_FIX_R4000): New macros.
+ (TARGET_SWITCHES): Add -mfix-r4000 and -mno-fix-r4000.
+ * config/mips/mips.c (mips_idiv_insns): New function.
+ (override_options): Make -march=r4000 imply -mfix-r4000 by default.
+ (mips_output_division): Add a workaround for the R4000 divide/shift
+ errata.
+ * config/mips/mips.md (length): Use mips_idiv_insns() to calculate
+ the length of an "idiv" instruction.
+ * doc/invoke.texi: Document the new switches.
+
+2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to
+ TARGET_SCHED_IS_COSTLY_DEPENDENCE.
+
+2004-02-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR optimization/14229
+ * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump.
+
+2004-02-28 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * fold-const.c (fold): Strip NOPs that change the signedness
+ for RSHIFT too. Expand comment.
+
+2004-02-27 Ian Lance Taylor <ian@wasabisystems.com>
+
+ PR optimization/7871
+ * flow.c (mark_set_1): Don't add LOG_LINKS for global registers
+ from or to call insns.
+
+2004-02-27 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR optimization/7871
+ * flow.c (propagate_one_insn): Interpret calls as setting global
+ registers, not merely clobbering them.
+
+2004-02-27 Dale Johannesen <dalej@apple.com>
+
+ * config/darwin.c (machopic_output_possible_stub_label): Remove.
+ config/darwin-protos.h: Ditto.
+ config/darwin.h: Remove call to it.
+ * combine.c (distribute_notes): Do not place a REG_DEAD note
+ when value is both set and used.
+
+2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
+ as well.
+ * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
+ * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
+
+2004-02-27 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (tagged_types_tu_compatible_p) <ENUMERAL_TYPE>:
+ Speedup common case of the type values being in the same order.
+
+2004-02-27 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.h (no-inline-float-divide): New option.
+ * config/ia64/ia64.h (no-inline-int-divide): New option.
+ * config/ia64/ia64.h (no-inline-sqrt): New option.
+ (TARGET_DEFAULT): Add MASK_INLINE_FLOAT_DIV_THR to define.
+ * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
+ * config/ia64/ia64.c (ia64_override_options): Modify error
+ checking for inlined division/sqrt.
+
+2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bb-reorder.c, cfgbuild.c, diagnostic.c, explow.c, profile.c,
+ ra-build.c, read-rtl.c, tracer.c, unwind-dw2-fde-glibc.c,
+ value-prof.c, config/darwin-protos.h, config/frv/frv-abi.h,
+ config/i386/pmmintrin.h, config/pa/pa-hpux.h: Update
+ copyright.
+
+2004-02-27 Paul Brook <paul@codesourcery.com>
+
+ * function.c (assign_parms): Don't count pretend args for alignment.
+
+2004-02-27 Richard Henderson <rth@redhat.com>
+
+ * passes.c: New file.
+ * Makefile.in (OBJS-common): Add it.
+ * diagnostic.c (rtl_dump_and_exit): Move decl ...
+ * flags.h (rtl_dump_and_exit): ... here.
+ * output.h (size_directive_output, last_assemble_variable_decl):
+ Move from toplev.c.
+ * rtl.h (reg_alloc): Move from toplev.c.
+ * toplev.c (HAVE_conditional_execution, DUMPFILE_FORMAT,
+ struct dump_file_info, enum dump_file_index, dump_file_tbl,
+ open_dump_file, close_dump_file, rest_of_decl_compilation,
+ rest_of_type_compilation, rest_of_handle_final,
+ rest_of_handle_delay_slots, rest_of_handle_stack_regs,
+ rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
+ rest_of_handle_new_regalloc, rest_of_handle_old_regalloc,
+ rest_of_handle_regrename, rest_of_handle_reorder_blocks,
+ rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_regmove,
+ rest_of_handle_tracer, rest_of_handle_if_conversion,
+ rest_of_handle_if_after_combine, rest_of_handle_web,
+ rest_of_handle_branch_prob,
+ rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
+ rest_of_handle_addressof, rest_of_handle_sibling_calls,
+ rest_of_handle_jump_bypass, rest_of_handle_inlining,
+ rest_of_handle_null_pointer, rest_of_handle_combine,
+ rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
+ rest_of_handle_gcse, rest_of_handle_loop_optimize,
+ rest_of_handle_loop2, rest_of_compilation): Move to passes.c.
+ (decode_d_option): Use enable_rtl_dump_file.
+ (compile_file, finalize, do_compile): Move profile+combine+graph
+ cleanup to finish_optimization_passes.
+ * toplev.h (init_optimization_passes, finish_optimization_passes,
+ enable_rtl_dump_file): Declare.
+
+2004-02-27 Eric Botcazou <ebotcazou@act-europe.fr>
+ Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold): Revert 2004-02-25 change. Use the original
+ operands to build a tree with swapped operands.
+ * expr.c (expand_expr_real) <MAX_EXPR>: Consistently use the
+ 'unsignedp' predicate to specify the signedness.
+
+2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-decl.c, c-ppoutput.c, combine.c, cppfiles.c, dwarf2out.c,
+ expr.c, fold-const.c, gcc.c, haifa-sched.c, loop-iv.c,
+ params.def, read-rtl.c, rtl.c, rtlanal.c, toplev.c: Fix
+ comment typos and formatting. Follow spelling conventions.
+
+2004-02-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md: Add fixuns_truncsfsi2 and
+ fix_truncsfsi2.
+
+ * config/rs6000/spe.md: Delete spe_efsctuiz.
+ Add spe_fixuns_truncsfsi2.
+ Add spe_fix_truncsfsi2.
+
+2004-02-26 Eric Christopher <echristo@redhat.com>
+
+ * c-lex.c (c_lex_string_translate): New variable.
+ (lex_string): Use to determine string translation.
+ * c-pragma.h: Prototype.
+ * c-parse.in (start_string_translation): New. Set above.
+ (stop_string_translation): Ditto.
+ (attribute, attribute_list, asm_def, asm_stmt,
+ asm_operand): Use above functions.
+ * cp/parser.c (cp_parser_declaration): Translate strings
+ unless token is RID_EXTERN. Set c_lex_string_translate
+ for recursive use.
+ (cp_parser_asm_definition): Only translate argument strings
+ to asms.
+ (cp_parser_asm_operand_list): Ditto.
+ (cp_parser_attribute_list): Do not translate attribute strings.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (expand_start_case_dummy): Remove.
+ * tree.h: Remove the corresponding prototype.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c (apply_args_register_offset): Remove.
+ * tree.h: Remove the corresponding prototype.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stor-layout.c (is_pending_size): Remove.
+ * tree.h: Remove the corresponding prototype.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * recog.c (validate_replace_src): Remove.
+ * recog.h: Remove the corresponding prototype.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * calls.c: Don't reference FINAL_REG_PARM_STACK_SPACE or
+ MAYBE_REG_PARM_STACK_SPACE.
+ * function.c: Likewise.
+ * system.h (FINAL_REG_PARM_STACK_SPACE): Poison.
+ (MAYBE_REG_PARM_STACK_SPACE): Likewise.
+ * doc/tm.texi (FINAL_REG_PARM_STACK_SPACE): Remove.
+ (MAYBE_REG_PARM_STACK_SPACE): Likewise.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-decl.c (c_expand_deferred_function): Remove.
+ * c-tree.h: Remove the corresponding prototype.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * postreload.c (reload_cse_move2add): Generate just a PLUS
+ instead of an entire SET.
+
+2004-02-26 Jan Hubicka <jh@suse.cz>
+
+ * config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
+ /pentium4m.
+ * i386.c (override_options): Add support for new CPUs.
+ * i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
+ (TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
+ constants.
+ * invoke.texi: Extend documentation of -mtune/-march for new CPUs.
+
+2004-02-26 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.
+
+2004-02-26 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * config/sparc/sparc-protos.h (sparc_emit_floatunsdi): Add 'mode'.
+ (sparc_emit_fixunsdi): New prototype.
+ * config/sparc/sparc.c (sparc_emit_floatunsdi): Use 'mode' argument.
+ (sparc_emit_fixunsdi): New function.
+ * config/sparc/sparc.md (floatunsdisf2): Use 'general_operand' for
+ operand 1. Pass SFmode to sparc_emit_floatunsdi.
+ (floatunsdidf2): Use 'general_operand' for operand 1. Pass DFmode
+ to sparc_emit_floatunsdi.
+ (fixuns_truncsfdi2): New expander.
+ (fixuns_truncdfdi2): Likewise.
+
+2004-02-26 Alan Modra <amodra@bigpond.net.au>
+
+ * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter
+ unless HAVE_cc0.
+
+2004-02-25 Richard Henderson <rth@redhat.com>
+
+ * explow.c (force_reg): Call mark_reg_pointer as appropriate.
+ * config/alpha/alpha.c (alpha_emit_conditional_branch): Don't
+ use (op0-op1) == 0 if op0 is a pointer.
+ * config/alpha/alpha.md (cmpdi): Use some_operand.
+ (three comparison combine splits): Remove.
+
+2004-02-25 Richard Henderson <rth@redhat.com>
+
+ PR c/12794
+ * c-common.c (handle_alias_attribute): Reject the attribute if
+ current_function_decl is set.
+
+2004-02-25 Kelley Cook <kcook@gcc.gnu.org>
+
+ * config.gcc: Add comment describing extra_gcc_objs.
+ i[34567]86-*-cygwin*): Replace host_extra_gcc_objs with extra_gcc_objs.
+ * configure.ac (extra_gcc_objs): New substitution variable.
+ (host_extra_gcc_objs): Don't substitute.
+ * configure: Regenerate.
+ * Makefile.in: Use extra_gcc_objs.
+
+2004-02-25 Kelley Cook <kcook@gcc.gnu.org>
+
+ * doc/contrib.texi: Add an entry for myself.
+
+2004-02-25 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (make_eh_edge, break_superblocks): Declare.
+ * cfgbuild.c (make_eh_edge): Make global.
+ * cfglayout.c (break_superblocks): Likewise; fix memory leak.
+ * except.c (build_post_landing_pads, connect_post_landing_pads,
+ dw2_build_landing_pads, sjlj_emit_function_enter,
+ sjlj_emit_function_exit, sjlj_emit_dispatch_table,
+ sjlj_build_landing_pads): Update CFG.
+ (emit_to_new_bb_before): New function.
+ (finish_eh_generation): Do not rebuild the CFG.
+
+2004-02-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * config.gcc (hppa*-*-*, parisc*-*-*): Add MASK_BIG_SWITCH to all
+ target_cpu_default defines.
+ * pa-hpux.h (TARGET_DEFAULT): Add MASK_BIG_SWITCH to define.
+ * pa.h (TARGET_DEFAULT): Likewise.
+
+2004-02-25 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like
+ comparisons with regard to signedness.
+
+2004-02-25 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (thumb_legitimize_address): New function.
+ * arm-protos.h: Prototype it.
+ * arm.h (THUMB_LEGITIMIZE_ADDRESS): Define.
+ (LEGITIMIZE_ADDRESS): Use it.
+
+2004-02-25 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * reload1.c (reload): Only spill eliminable register with multiple
+ adjacent elimination alternatives if all alternatives fail.
+
+2004-02-25 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_legitimate_index_p): For QImode the range of an offset
+ is -4095...+4095 inclusive.
+
+2004-02-25 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/install.texi (sparc-sun-solaris2* specific notes): Document
+ the bootstrap failure with Sun CC 5.4 and 5.5.
+
+2004-02-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c (cse_change_cc_mode_insns): Stop at any instruction
+ which modifies NEWREG.
+ (cse_condition_code_reg): Update the mode of CC_REG in
+ CC_SRC_INSN on our own.
+
+2004-02-24 Michael Matz <matz@suse.de>
+
+ * config/i386/i386.c (ix86_comp_type_attributes): Check for
+ regparm attributes.
+
+2004-02-24 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (dump_file_tbl): Rename from dump_file.
+ * bb-reorder.c, bt-load.c, cfgcleanup.c, cfglayout.c, cfgloopanal.c,
+ cfgloopmanip.c, cfgrtl.c, config/arm/arm.c, config/frv/frv.c,
+ config/i386/i386.c, config/ia64/ia64.c, config/mips/mips.c,
+ config/sh/sh.c, cse.c, flow.c, ifcvt.c, loop-iv.c, loop-unroll.c,
+ loop-unswitch.c, output.h, predict.c, profile.c, ra-build.c,
+ ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, regrename.c, reload1.c,
+ toplev.c, tracer.c, value-prof.c, var-tracking.c, web.c:
+ s/rtl_dump_file/dump_file/g.
+
+2004-02-24 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md (spe_fix_truncsfsi2): Delete.
+ (spe_fixuns_truncsfsi2): Delete.
+
+ * config/rs6000/rs6000.md (fix_truncsfsi2): Delete.
+ (fixuns_truncsfsi2): Delete.
+
+2004-02-24 Josef Zlomek <zlomekj@suse.cz>
+
+ PR/14240
+ * rtlanal.c (replace_label): Fix replacing labels in constant pool.
+
+2004-02-24 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (TARGET_HAS_F_SETLKW): Define.
+
+2004-02-24 Jason Merrill <jason@redhat.com>
+
+ * tree.c (check_qualified_type): New fn.
+ (get_qualified_type): Use it. If type already has the desired
+ quals, just return it.
+ * tree.h: Declare it.
+
+2004-02-24 Sanjiv Kumar Gupta <sanjivg@noida.hcltech.com>
+
+ * target-def.h (TARGET_SCHED_INIT_GLOBAL,
+ TARGET_SCHED_FINISH_GLOBAL): New macros.
+
+ * target.h (md_init_global, md_finish_global): Function
+ declarations corresponding to new target macros.
+
+ * haifa-sched.c (sched_init, sched_finish): Allow target to
+ call the new schedular hooks.
+
+ * flow.c (recompute_reg_usage): Add PROP_DEATH_NOTES flag in
+ call to update_life_info.
+
+ * config/sh/sh.h (OVERRIDE_OPTIONS): Re-enable
+ flag_schedule_insns for SH4.
+
+ * config/sh/sh.c (sh_md_init_global, sh_md_finish_global,
+ find_set_regmode_weight, find_insn_regmode_weight,
+ find_regmode_weight), sh_md_init, sh_dfa_new_cycle,
+ sh_variable_issue, high_pressure, ready_reorder,
+ rank_for_reorder, swap_reorder, sh_reorder, sh_reorder2): New
+ functions used to throttle the insn movement in first
+ scheduling pass for SH.
+
+ * doc/tm.texi: Document TARGET_SCHED_INIT_GLOBAL and
+ TARGET_SCHED_FINISH_GLOBAL.
+
+2004-02-24 Alexandre Oliva <aoliva@redhat.com>
+
+ Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux.
+ 2004-02-05 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for
+ symbols in sections named by the user.
+ 2004-01-30 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New.
+ 2004-01-27 Alexandre Oliva <aoliva@redhat.com>
+ * config.gcc (frv-*-*linux*): Handle like *-*-linux*.
+ * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by
+ the above.
+ 2004-01-20 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add
+ one more pseudo to further improve code generation.
+ 2004-01-19 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.md (movdi_ldd): Introduce explicit indirection
+ inside UNSPEC.
+ 2004-01-16 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_legitimate_address_p): Added
+ allow_double_reg_p argument. Adjust all callers. Use it to
+ decide whether to enable double-register indirect addressing.
+ (frv_funcdesc_alias_set): Remove.
+ (frv_expand_fdpic_call): Force non-SYMBOL_REF operand into
+ register. Emit movdi_ldd.
+ (ldd_address_operand): New.
+ * config/frv/frv-protos.h (frv_legitimate_address_p): Adjust.
+ * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
+ (PREDICATE_CODES): Add ldd_address_operand.
+ * config/frv/frv.md (movdi_ldd): New.
+ (symGOT2reg_hilo, symGOTOFF2reg_hilo): Use separate pseudo for
+ intermediate computations if possible.
+ (symGOTOFF2reg_i): Fix harmless typo.
+ 2003-12-18 Alexandre Oliva <aoliva@redhat.com>
+ * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Cast
+ relocated p_vaddr to vaddr type.
+ * config/frv/frv-protos.h (frv_expand_fdpic_call): Return void.
+ * config/frv/frv.c (frv_get_funcdesc_alias_set): New.
+ (frv_expand_fdpic_call): Propagate incoming MEM's expr to funcdesc
+ MEM, or use a funcdesc alias set. Use regular move instead of
+ ldd.
+ (dbl_memory_one_insn_operand): Recognize function descriptors by
+ type or by alias set, and don't split them.
+ * config/frv/frv.md (call, call_value): Never use call_internal
+ for fdpic.
+ (call_internal, call_value_internal): Never match for FDPIC.
+ (call_fdpicdi, call_fdpicsi, call_value_fdpicdi,
+ call_value_fdpicsi): Require FDPIC.
+ (ldd): Removed.
+ 2003-12-17 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.h (CRT_GET_RFIB_DATA): Define for __FRV_FDPIC__.
+ * unwind-dw2-fde-glibc.c: Don't include elf-fdpic.h any more.
+ (_Unwind_IteratePhdrCallback): Adjust type of load_base for FRV
+ FDPIC. Compute data base address.
+ * config/frv/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Enable -mfdpic
+ before the other self-specs are processed.
+ * config/frv/t-linux (CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS):
+ Build with -fPIC.
+ 2003-12-15 Alexandre Oliva <aoliva@redhat.com>
+ * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if
+ inhibit_libc is defined.
+ 2003-12-12 Alexandre Oliva <aoliva@redhat.com>
+ * unwind-dw2-fde-glibc.c: Include bits/elf-fdpic.h for
+ __FRV_FDPIC__.
+ (__RELOC_POINTER): Define.
+ (_Unwind_IteratePhdrCallback): Use it.
+ * config/frv/frv.h (Twrite): Define.
+ (TRANSFER_FROM_TRAMPOLINE): Use it.
+ * config/frv/linux.h (INVOKE__main): Undefine.
+ (Twrite): Override.
+ 2003-12-05 Richard Sandiford <rsandifo@redhat.com>
+ * doc/invoke.texi (-mlong-calls, -mlinked-fp): Document FRV options.
+ (-mlibrary-pic): Emphasize that this option generates EABI code.
+ (-mcpu): Add fr550.
+ (-mpack): Remove.
+ 2003-11-30 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (int_2word_operand): Reject LABELs, SYMBOL_REFs
+ and CONSTs in FDPIC mode.
+ * config.gcc (with_cpu): Default to fr400 on frv-*-*linux*.
+ 2003-11-29 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv.c (move_source_operand): Don't accept symbolic
+ constants.
+ * config/frv/frv.md (*movhi_internal, *movsi_internal): Use an 'n'
+ rather than 'i' constraint for the 2-instruction alternative.
+ (*movsi_2word): New, incorporating existing int_2word_operand splitter.
+ 2003-11-29 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Q): Renamed from
+ EXTRA_CONSTRAINT_FOR_Y.
+ (EXTRA_CONSTRAINT): Remove handling of 'Y'.
+ * config/frv/frv.md (*movsi_internal): Remove 'Q' constraint.
+ (addsi3): Change 'Y' constraint to 'Q'.
+ 2003-11-27 Richard Sandiford <rsandifo@redhat.com>
+ * reload.c (CONST_POOL_OK_P): New macro.
+ (find_reloads): Use it to decide whether a constant can be forced
+ into memory.
+ * config/frv/frv.h (LEGITIMATE_PIC_OPERAND_P): Return true if the
+ constant satisfies got12_operand.
+ (frv_cannot_force_const_mem): Always return true for TARGET_FDPIC.
+ (frv_legitimate_address_p): Check for valid unspec offsets using
+ got12_operand rather than frv_legitimate_fdpic_operand_p.
+ (frv_legitimate_fdpic_operand_p): Delete.
+ (frv_emit_movsi): Abort if we try to use the FDPIC register during
+ or after reload.
+ (frv_legitimate_constant_p): Return LEGITIMATE_PIC_OPERAND_P if
+ TARGET_FDPIC.
+ * config/frv/frv.md (*movdf_double): Add alternatives for CONST_DOUBLE.
+ 2003-11-19 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv-protos.h (fdpic_operand, fdpic_got12_operand)
+ (frv_fdpic_fptr_operand): Don't declare here.
+ * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Y): Call got12_operand
+ rather than fdpic_got12_operand.
+ (PREDICATE_CODES): Remove symbolic_operand entry. Add entries for
+ got12_operand and const_unspec_operand.
+ * config/frv/frv.c (got12_operand): Renamed from fdpic_got12_operand.
+ (gpr_or_int12_operand, dbl_memory_one_insn_operand): Update calls.
+ (symbolic_operand): Remove.
+ (const_unspec_operand): New predicate.
+ * config/frv/frv.md (*movsi_got): Use got12_operand.
+ (*movsi_high_got, *movsi_lo_sum_got): Use const_unspec_operand.
+ 2003-11-18 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv-protos.h (frv_output_addr_const_extra): Remove.
+ * config/frv/frv.h (OUTPUT_ADDR_CONST_EXTRA): Remove definition.
+ * config/frv/frv.c (frv_unspec): New structure.
+ (frv_small_data_reloc_p, frv_const_unspec_p): New functions.
+ (frv_print_operand_memory_reference): Use frv_const_unspec_p to
+ validate CONST indices. Use frv_output_const_unspec to print them.
+ (frv_print_operand): Update call to unspec_got_name. Use
+ frv_output_const_unspec to print constant unspecs.
+ (frv_legitimate_fdpic_operand_p): Return true if frv_const_unspec_p.
+ Reject UNSPECs otherwise.
+ (unspec_got_name): Take the relocation number as argument, not an
+ rtx containing it.
+ (frv_output_addr_const_extra): Remove, replacing with...
+ (frv_output_const_unspec): ...this new function.
+ (frv_find_base_term): Use frv_const_unspec_p & frv_small_data_reloc_p.
+ (gpr_or_int12_operand): Use fdpic_got12_operand.
+ (dbl_memory_one_insn_operand): Likewise.
+ (fdpic_got12_operand): Use frv_const_unspec_p.
+ (frv_emit_movsi): Use frv_const_unspec_p to check for CONSTs that
+ are already legitimate. Use frv_small_data_reloc_p when deciding
+ whether to use HIGH/LO_SUM for R_FRV_GOTOFF12 and R_FRV_GPREL12.
+ 2003-11-18 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/t-linux (SHLIB_MAPFILES): Override so as to export...
+ * config/frv/libgcc-frv.ver: ... frv-specific symbols. New file.
+ * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
+ label, for real this time.
+ * config/frv/frv.c (frv_local_funcdesc_p): Update to new
+ representation of visibility.
+ (fdpic_got12_operand, symbolic_operand): Mark unused arguments as
+ such.
+ 2003-11-17 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv.h (MASK_LINKED_FP, TARGET_LINKED_FP): New macros.
+ (TARGET_SWITCHES): Add -mlinked-fp and -mno-linked-fp.
+ * config/frv/frv.c (frv_override_options): Set MASK_LINKED_FP unless
+ it was explicitly disabled.
+ (frv_stack_info): There is no need to save the link register in every
+ frame unless TARGET_LINKED_FP is true.
+ (frv_frame_pointer_required): If !TARGET_LINKED_FP, only require a
+ frame pointer if the stack pointer might change value.
+ (frv_return_addr_rtx): Check and process "count" argument.
+ 2003-11-14 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv-protos.h (frv_legitimize_address): Remove.
+ (frv_find_base_term): Declare.
+ * config/frv/frv.h (LEGITIMIZE_ADDRESS): Do nothing.
+ (FIND_BASE_TERM): Define.
+ (PREDICATE_CODES): Remove pic_register_operand, pic_symbolic_operand,
+ small_data_register_operand, small_data_symbolic_operand. Add
+ symbolic_operand.
+ * config/frv/frv.c (const_small_data_p, plus_small_data_p): Delete.
+ (frv_print_operand_memory_reference, output_move_single): Remove
+ special handling for unlegitimized sdata addresses.
+ (frv_legitimate_address_p): Don't allow sums of SDA_BASE_REG
+ and symbolic addresses.
+ (frv_legitimize_address, frv_legitimize_fdpic_address): Delete.
+ (frv_find_base_term): New function.
+ (int_2word_operand): Check specifically for symbolic address constants.
+ (pic_register_operand, pic_symbolic_operand): Delete.
+ (small_data_register_operand, small_data_symbolic_operand): Delete.
+ (dbl_memory_one_insn_operand): Don't call plus_small_data_p.
+ Allow UNSPEC_GOT constants if !TARGET_FDPIC.
+ (move_source_operand): Only accept CONSTs if they're a two-insn
+ symbolic constant.
+ (fdpic_got12_operand): Don't require TARGET_FDPIC.
+ (frv_emit_movsi): Legitimize sdata and -mlibrary-pic addresses
+ using gen_symGOTOFF2reg*.
+ (frv_ifcvt_rewrite_mem): Remove (plus gr16 ...) special cases.
+ (frv_rtx_costs): Give all MEM addresses a cost of 0. Give MEMs
+ themselves a cost of 3 insns.
+ * config/mips/mips.md (*movsi_got): Allow for !TARGET_FDPIC too.
+ Change predicate to symbolic_operand.
+ (*movsi_high_got, *movsi_lo_sum_got): Likewise.
+ (*movsi_lda_sdata): Delete.
+ (*movsi_pic, movsi_high_pic, movsi_lo_sum_pic): Delete.
+ 2003-11-05 Alexandre Oliva <aoliva@redhat.com>
+ * config.gcc: Add t-slibgcc-elf-ver and support --with-cpu for
+ frv-*-*linux*.
+ * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
+ label.
+ * config/frv/frv.h (DRIVER_SELF_SPECS): Add blank before
+ -multilib-library-pic.
+ (LINK_SPEC): Add -z text for -mfdpic.
+ * config/frv/frvbegin.c (__ROFIXUP_LIST__): Don't define on FDPIC.
+ * config/frv/frvend.c (__ROFIXUP_END__): Likewise.
+ * config/frv/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
+ Override.
+ (OPTION_DEFAULT_SPECS, HAS_INIT_SECTION, INIT_SECTION_ASM_OP,
+ FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): Define.
+ * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Use
+ crtstuff-generated files.
+ 2003-10-31 Alexandre Oliva <aoliva@redhat.com>
+ * config.gcc: Add frv-*-*linux*.
+ * config/frv/linux.h, config/frv/t-linux: New.
+ 2003-10-06 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.h (LINK_SPEC): Pass -melf32frvfd to the linker
+ when -mfdpic even if a linker script is explicitly listed.
+ 2003-10-02 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_override_options): Clear asm_out
+ unaligned_op for SImode on FDPIC.
+ (frv_emit_movsi): Use compute_reloc_for_constant to compute the
+ argument passed to decl_readonly_section.
+ (frv_assemble_integer): Revert 2003-09-30's change, but make the
+ whole block run with FDPIC even with -fno-PIC.
+ 2003-10-02 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_cannot_force_const_mem): Don't force
+ symbol or label plus offset to memory.
+ (frv_emit_movsi): Emit GPREL only if -mgprel-ro. Emit 32-bit
+ GOTOFF and GPREL for LABEL_REF.
+ * config/frv/frv.h (DRIVER_SELF_SPECS): Add -mgprel-ro with
+ -mfdpic unless -mno-gprel-ro, -fpic or -fpie.
+ (MASK_GPREL_RO, TARGET_GPREL_RO): New.
+ (TARGET_SWITCHES): Added gprel-ro and no-gprel-ro.
+ * doc/invoke.texi: Document them.
+ 2003-09-30 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv-protos.h (frv_gen_GPsym2reg): Declare.
+ (frv_splittable_got_operand): Removed.
+ * config/frv/frv.c (frv_cannot_force_const_mem): Reject HIGH and
+ LO_SUM. Add comments.
+ (frv_override_options): Moved enabling of FDPIC to
+ DRIVER_SELF_SPECS. Don't enable MASK_DWORD.
+ (frv_local_funcdesc_p): Remove unnecessary heck for flag_pie.
+ (frv_legitimize_fdpic_address): Don't duplicate logic in
+ frv_emit_movsi.
+ (frv_gen_GPsym2reg): New.
+ (unspec_got_name): Added gprel.
+ (frv_expand_fdpic_call): Add support for inlining PLTs.
+ (fdpic_fptr_operand): Renamed from frv_fdpic_fptr_operand.
+ (gpr_or_int12_operand): Added GPREL12.
+ (pic_symbolic_operand): Match even if !flag_pic for FDPIC.
+ (small_data_symbolic_operand): Fail if FDPIC.
+ (fdpic_splittable_got_operand): Removed.
+ (fdpic_got12_operand): Added GPREL12.
+ (frv_emit_movsi): Reorganize to avoid duplication. Emit GPREL
+ when appropriate. Fix sdata GOTOFF.
+ (frv_legitimate_constant_p): Require legitimate PIC operand for
+ FDPIC with pic, but only a legitimate fdpic operand for non-pic.
+ (frv_assemble_integer): Move FDPIC funcdesc handling out of
+ flag_pic case.
+ (frv_asm_out_constructor, frv_asm_out_destructor): Abort if
+ frv_assemble_integer fails.
+ * config/frv/frv.h (DRIVER_SELF_SPECS): New.
+ (SUBTARGET_DRIVER_SELF_SPECS): New.
+ (ASM_SPEC): Don't pass -mno-fdpic.
+ (LINK_SPEC): Pass -melf32frvfd for FDPIC.
+ (MASK_INLINE_PLT, TARGET_INLINE_PLT): New.
+ (TARGET_SWITCHES): Add -minline-plt, -mno-inline-plt and
+ -multilib-library-pic.
+ (PREDICATE_CODES): Added fdpic_operand, fdpic_fptr_operand,
+ condexec_si_media_operator, condexec_sf_add_operator and
+ condexec_sf_conv_operator. Removed condexec_sf_binary_operator
+ and condexec_sf_unary_operator.
+ * config/frv/frv.md (R_FRV_GPREL12, R_FRV_GPRELHI, R_FRV_GPRELLO):
+ New.
+ (movsi_got, movsi_high_got, movsi_lo_sum_got): Move before
+ movsi_internal. Give them internal names. movsi_got has type
+ int.
+ (fdpic got splitters): Remove.
+ (symGPREL2reg, symGPREL2reg_hilo): New.
+ * config/frv/t-frv (MULTILIB_MATCHES): Don't map -fpic and -fPIC
+ to -mlibrary-pic. Map -multilib-library-pic to it.
+ * doc/invoke.texi: -mfdpic, -minline-plt, -multilib-library-pic:
+ Document.
+ 2003-09-28 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_function_symbol_referenced_p): Declare.
+ (TARGET_CANNOT_FORCE_CONST_MEM): Define to...
+ (frv_cannot_force_const_mem): New function.
+ (const_small_data_p, plus_small_data_p): Update comments on sdata
+ on FDPIC.
+ (frv_override_options): Set flag_pie for FDPIC too.
+ (frv_conditional_register_usage): Mark gr16 and gr17 as non-fixed,
+ call-saved registers on FDPIC.
+ (frv_stack_info): Don't preserve the PIC register on FDPIC, and
+ don't force LR to be preserved.
+ (frv_expand_prologue): Likewise.
+ (frv_asm_output_mi_thunk): Use 12-bit funcdesc gotoff for -fpic.
+ (frv_frame_pointer_required): Don't force it just because the
+ FDPIC register is used.
+ (frv_legitimate_address_p) <CONST>: Accept a legitimate FDPIC
+ operand only if !condexec_p.
+ (frv_legitimize_address): Return the FDPIC-legitimized address.
+ Don't match small data here on FDPIC.
+ (frv_legitimate_fdpic_operand_p): Don't accept unadorned function
+ symbols. Use TRUE/FALSE instead of 1/0.
+ (frv_local_funcdesc_p): New.
+ (frv_legitimize_fdpic_address): Rewrite to use GOTOFF and 12-bit
+ immediates when possible.
+ (pic_symbolic_operand): Accept SYMBOL_REFs and CONSTs in FDPIC.
+ (dbl_memory_one_insn_operand): Accept addresses that add a REG and
+ an UNSPEC_GOT.
+ (frv_emit_movsi): Handle FDPIC before small data. Use GOTOFF and
+ 12-bit immediates when possible.
+ (frv_legitimate_constant_p): In FDPIC, reject SImode operands that
+ are not legitimate pic operands.
+ (frv_in_small_data_p): Re-enable for FDPIC.
+ * config/frv/frv.h (SDA_BASE_REG): Remove comment about FDPIC.
+ (FRV_GLOBAL_P): Removed.
+ * config/frv/frv.md: Add modes to CONSTs.
+ (movsi_got): New.
+ (movsi_lo_sum_got): Use separate matches instead of match_dup.
+ (movsi_high_pic, movsi_lo_sum_pic): Match on non-FDPIC only.
+ (fdpic splittable operations): Match on flag_pic != 1.
+ 2003-09-22 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_asm_out_constructor,
+ frv_asm_out_destructor): Pass to frv_assemble_integer the size in
+ bytes, not bits.
+ 2003-09-19 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_assemble_integer): Reject complex
+ expressions referencing function SYMBOL_REFs.
+ * config/frv/frv.c (frv_function_symbol_referenced_p): New.
+ (move_source_operand): Reject CONSTs that reference function
+ SYMBOL_REFs on FDPIC.
+ (frv_emit_movsi): If we get such a CONST, break it up.
+ * config/frv/frv.h (CPP_SPEC): Define __FRV_FDPIC__ for -mfdpic.
+ (TRANSFER_FROM_TRAMPOLINE): Use different definitions for FDPIC.
+ * config/frv/frv.c (frv_print_operand) <I>: Recognize PLUS without
+ MEM.
+ (frv_assemble_integer): Don't use funcdesc for LABEL_REFs.
+ (frv_trampoline_size): Increase for FDPIC.
+ * config/frv/frv.h (TRAMPOLINE_ALIGNMENT): Bump to 64 for FDPIC.
+ (TRANSFER_FROM_TRAMPOLINE): Handle FDPIC trampolines.
+ * config/frv/frv.c (frv_legitimize_fdpic_address, frv_emit_movsi):
+ Disable use of GOTOFF for now.
+ (const_small_data_p, plus_small_data_p, frv_in_small_data_p):
+ Disable use of small data in FDPIC for now.
+ (frv_asm_output_mi_thunk): Implement for FDPIC.
+ * config/frv/frv.h (SDA_BASE_REG): Set to -1 with FDPIC.
+ * config/frv/frv.c (frv_asm_out_constructor): Use
+ frv_assemble_integer for FDPIC pointers.
+ (frv_asm_out_destructor): Likewise.
+ * config/frv/frv.md (ldd): Fix order of operands. Use
+ address_operand for input.
+ 2003-09-18 DJ Delorie <dj@redhat.com>
+ * config/frv/frv.c (frv_legitimate_fdpic_operand_p): Remove UNSPEC_PIC.
+ (unspec_got_name): Correct typo.
+ (frv_emit_movsi): Pre-expand splittable GOTs.
+ (frv_expand_fdpic_call): Rename gen_lddi to gen_ldd.
+ * config/frv/frv.md (lddi): Fix syntax error, rename to ldd.
+ (symGOT2reg_hilo, symGOTOFF2reg_hilo): New.
+ * config/frv/t-frv: Add -mfdpic multilibs.
+ * config/frv/frv.h (ASM_SPEC): Pass -mfdpic/-mno-fdpic.
+ (TARGET_SWITCHES): Add -mno-fdpic, fix documentation.
+ * config/frv/frv.c (frv_override_options): -mfdpic assumes
+ flag_pic, default to 32-bit pics, require DWORD ops.
+ (frv_override_options): Add W and Z constraints.
+ (frv_expand_prologue): No pic prologue for -mfdpic.
+ (frv_asm_output_mi_thunk): Support -mfdpic (soon).
+ (frv_print_operand_memory_reference): Handle GOT constants.
+ (frv_legitimate_address_p): Allow GOT constants.
+ (frv_legitimize_address): Handle GOT addresses too.
+ (frv_legitimate_fdpic_operand_p): New.
+ (frv_legitimize_fdpic_address): New.
+ (unspec_got_name): New.
+ (frv_output_addr_const_extra): New.
+ (frv_expand_fdpic_call): New.
+ (frv_fdpic_fptr_operand): New.
+ (gpr_or_int12_operand): Handle GOT operands.
+ (int_2word_operand): Handle GOT operands.
+ (fdpic_operand): New.
+ (fdpic_splittable_got_operand): New.
+ (fdpic_got12_operand): New.
+ (frv_emit_movsi): Handle GOT operands.
+ (frv_assemble_integer): -mfdpic doesn't use rofixups.
+ (frv_print_operand): Support 'g' code for GOT operands.
+ * config/frv/frv-protos.h: Add prototypes as needed.
+ * config/frv/frv.md (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
+ R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
+ R_FRV_FUNCDESC_GOTLO, R_FRV_FUNCDESC_VALUE,
+ R_FRV_FUNCDESC_GOTOFF12, R_FRV_FUNCDESC_GOTOFFHI,
+ R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12, R_FRV_GOTOFFHI,
+ R_FRV_GOTOFFLO): New.
+ (movsi_high_got, movsi_lo_sum_got): New.
+ (*movsi_pic): Don't use this splitter for -mfdpic.
+ (addsi3): Allow GOT references also.
+ (call, call_value): Handle -mfdpic separately.
+ (call_fdpicdi, call_fdpicsi, lddi, call_value_fdpicdi,
+ call_value_fdpicsi): New.
+ (symGOT2reg, symGOT2reg_i, got splitters, symGOTOFF2reg,
+ symGOTOFF2reg_i): New.
+ * config/frv/frv.h (MASK_FDPIC): New.
+ (TARGET_FDPIC): New.
+ (TARGET_SWITCHES): Add -mfdpic.
+ (FDPIC_FPTR_REGNO): New.
+ (FDPIC_REGNO): New.
+ (OUR_FDPIC_REG): New.
+ (enum reg_class): Add FDPIC_REGS, FDPIC_FPTR_REGS, and
+ FDPIC_CALL_REGS.
+ (REG_CLASS_NAMES): Likewise.
+ (REG_CLASS_CONTENTS): Likewise.
+ (EXTRA_CONSTRAINT_FOR_Y): New, for 12-bit GOTs.
+ (EXTRA_CONSTRAINT): Add it here.
+ (FRV_GLOBAL_P): New.
+ (OUTPUT_ADDR_CONST_EXTRA): New.
+
+2004-02-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sparc/sparc.h: Remove commented-out definitions of
+ TARGET_EDOM and GEN_ERRNO_RTX.
+
+2004-02-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * df.c, df.h, ra-build.c, ra-rewrite.c, ra.c, web.c: Replace
+ df_analyse with df_analyze.
+
+2004-02-24 Alan Modra <amodra@bigpond.net.au>
+
+ * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not
+ beginning of block.
+
+2004-02-23 James E Wilson <wilson@specifixinc.com>
+
+ * calls.c (precompute_arguments): Update comment.
+
+2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * et-forest.c: Replace et_occurences with et_occurrences.
+
+2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse
+ with iv_analyze.
+
+2004-02-23 Kelley Cook <kcook@gcc.gnu.org>
+
+ * config/i386/i386.c: Rename pni to sse3.
+ * config/i386/i386.h: Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/i386/pmmintrin.h: Likewise.
+ * doc/extend.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+
+2004-02-23 Zack Weinberg <zack@codesourcery.com>
+ Kazu Hirata <kazu@cs.umass.edu>
+
+ Remove -fwritable-strings.
+ * c-common.c (fix_string_type): Don't check
+ flag_writable_strings.
+ (fix_string_type): Likewise.
+ * c-opts.c (set_std_c89): Don't initialize
+ flag_writable_strings.
+ (set_std_c99): Likewise.
+ * common.opt (fwritable-strings): Remove.
+ * flags.h: Remove the external declaration of
+ flag_writable_strings.
+ * opts.c (common_handle_option) <OPT_fwritable_strings>:
+ Remove.
+ * toplev.c (flag_writable_strings): Remove.
+ (f_options): Remove an entry for writable-strings.
+ * varasm.c (const_hash_1) <STRING_CST>: Don't check
+ flag_writable_strings.
+ (compare_constant) <STRING_CST>: Likewise.
+ (build_constant_desc): Likewise.
+ * config/darwin.c (machopic_select_section): Likewise.
+ * config/arm/arm.c (AOF_ASSEMBLER): Likewise.
+ * config/arm/pe.c (arm_pe_encode_section_info): Likewise.
+ * config/iq2000/iq2000.c (iq2000_select_section): Likewise.
+ * config/mips/mips.c (mips_select_section): Likewise.
+ (mips_encode_section_info): Likewise.
+ * config/pa/pa.c (pa_select_section): Likewise.
+ * config/pa/pa.h (TEXT_SPACE_P): Likewise.
+ * config/v850/v850.c (v850_select_section): Likewise.
+ * doc/invoke.texi (-fwritable-strings): Remove.
+ (-fno-const-strings): Don't mention -fwritable-strings.
+ * doc/trouble.texi: Don't mention -fwritable-strings.
+
+2004-02-23 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57.
+
+2004-02-23 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
+ (movdf_hardfloat64): Ditto.
+ (movdf_softfloat64): Ditto.
+
+2004-02-23 Fariborz Jahanian <fjahanian@apple.com>
+ * config/rs6000/rs6000.c (function_arg): call to
+ rs6000_mixed_function_arg for DFmode moved to allow
+ normal DFmode incoming register assignment.
+
+2004-02-23 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
+ (movdf_hardfloat64): Ditto.
+
+2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * convert.c, gcov-io.c, libgcov.c, sched-int.h, sibcall.c,
+ config/rs6000/linux.h, config/rs6000/rs6000-c.c: Update
+ copyright.
+
+2004-02-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/14156
+ * c-typeck.c (c_expand_return): Change check for VAR_DECL
+ to use DECL_P instead.
+
+ * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
+ * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.
+
+2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * Makefile.in (opts.o): Depend on target.h.
+ * opts.c (decode_options): Use targetm.default_short_enums
+ instead of DEFAULT_SHORT_ENUMS.
+ * system.h (DEFAULT_SHORT_ENUMS): Poison.
+ * target-def.h (TARGET_DEFAULT_SHORT_ENUMS): New.
+ (TARGET_INITIALIZER): Add TARGET_DEFAULT_SHORT_ENUMS.
+ * target.h (gcc_target): Add default_short_enums.
+ * config/cris/cris.h: Remove a comment about
+ DEFAULT_SHORT_ENUMS.
+ * config/ip2k/ip2k.h: Likewise.
+ * doc/tm.texi (DEFAULT_SHORT_ENUMS): Change to
+ TARGET_DEFAULT_SHORT_ENUMS. Update the description.
+
+2004-02-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Falk Hueffner <falk@debian.org>
+
+ PR c/14188
+ * builtins.c (expand_builtin_va_arg): Emit an informative message
+ if a trap is generated.
+ * c-typeck.c (build_function_call): Likewise.
+
+2004-02-22 Jakub Jelinek <jakub@redhat.com>
+
+ * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
+ fopen.
+ * libgcov.c: Include sys/stat.h.
+ * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
+ * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
+ * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
+ * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.
+
+2004-02-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reorg.c: Remove comments about dead ports.
+
+2004-02-22 Christopher Faylor <cgf@redhat.com>
+
+ * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
+ extra host object file when targetting cygwin rather than generic
+ object files.
+
+2004-02-22 Josef Zlomek <zlomekj@suse.cz>
+
+ Merge from tree-ssa:
+ 2003-11-20 Richard Henderson <rth@redhat.com>
+
+ * tree-inline.c (insert_decl_map): New.
+ (remap_decl, remap_type, remap_block, copy_body_r,
+ initialize_inlined_parameters, declare_return_variable,
+ remap_save_expr): Use it.
+
+ * function.c (copy_body_r): Add mapping from id->ret_label to
+ id->ret_label. Revert test for ret_label.
+
+2004-02-22 Jakub Jelinek <jakub@redhat.com>
+
+ * genoutput.c (process_template): Strip trailing whitespace in @
+ templates and issue a warning if there was any.
+
+2004-02-21 Christopher Faylor <cgf@redhat.com>
+
+ * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
+ object file when targetting cygwin.
+ * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
+ overridden by top-level Makefile.
+
+2004-02-21 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (standard_80387_constant_p): Also prefer
+ the x87's load constant instructions when optimizing for size.
+
+2004-02-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * combine.c (SHIFT_COUNT_TRUNCATED): Remove.
+ * defaults.h (SHIFT_COUNT_TRUNCATED): Provide the default.
+ * expmed.c: Assume SHIFT_COUNT_TRUNCATED is always defined.
+ * fold-const.c: Likewise.
+ * simplify-rtx.c: Likewise.
+
+2004-02-21 Alan Modra <amodra@bigpond.net.au>
+
+ * combine.c (can_combine_p): Don't ignore SETs marked with
+ REG_EH_REGION notes.
+ (try_combine): When attemting to fix unrecognized insns, don't
+ split a PARALLEL that contains the original i2.
+
+2004-02-21 Ziemowit Laski <zlaski@apple.com>
+
+ * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
+ SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
+ * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
+ * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
+ (vector, pixel, bool): #define to __vector, __pixel and __bool.
+ (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
+ portion of header.
+ (__altivec_link_error_invalid_argument): Remove prototype; will use
+ __builtin_altivec_compiletime_error("vec_*") instead.
+ (vec_*): Fix/complete set of available operation overloads given the
+ existence of distinct 'vector bool ...' and 'vector pixel' types; tighten
+ cv-correctness of pointer arguments; in C, always check for correct
+ argument types before macro expansion.
+ * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
+ defining Darwin/PowerPC-specific '-f[no-]altivec' and
+ '-W[no-]altivec-long-deprecated' switches.
+ * config/rs6000/rs6000-c (rs6000_cpu_cpp_builtins): Pre-define
+ '__vector', '__pixel' and '__bool' macros using
+ '__attribute__((altivec(...)))' types.
+ * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
+ bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
+ bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
+ New type nodes.
+ (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
+ handling '-W[no-]altivec-long-deprecated'.
+ (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
+ (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
+ altivec_expand_dst_builtin): Remove casts from integer literals.
+ (altivec_expand_builtin): Likewise; handle expansion of new
+ '__builtin_altivec_compiletime_error' function.
+ (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
+ types, and make them distinct from other vector types; register
+ '__builtin_altivec_compiletime_error' function.
+ (print_operand): For 'P', print a full target register name instead of
+ merely its number.
+ (rs6000_attribute_table): Add "altivec" attribute.
+ (rs6000_handle_altivec_attribute): New function.
+ * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
+ '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
+ maps to).
+ (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
+ declare.
+ (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.
+
+2004-02-20 James E Wilson <wilson@specifixinc.com>
+
+ * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed
+ check.
+ (shift_mix4left+2): Delete redundant pattern.
+
+2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c (OUTGOING_REGNO): Don't define the default.
+ * builtins.c (OUTGOING_REGNO): Likewise.
+ (INCOMING_REGNO): Likewise.
+ (apply_args_register_offset): Always use OUTGOING_REGNO.
+ * combine.c (OUTGOING_REGNO): Likewise.
+ * sibcall.c (OUTGOING_REGNO): Likewise.
+ * defaults.h (INCOMING_REGNO): Provide the default.
+ (OUTGOING_REGNO): Likewise.
+
+2004-02-21 Jan Hubicka <jh@suse.cz>
+
+ * params.def (max-peeled-insns, max-completely-peeled-insns,
+ max-once-peeled-insns): Set to 400.
+
+2004-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR c++/12007
+ * dbxout.c (dbxout_parms): Check that DECL_RTL and DECL_INCOMING_RTL
+ are set for parameters before outputing debugging information.
+
+2004-02-20 Falk Hueffner <falk@debian.org>
+
+ PR target/14201
+ * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
+ numbers.
+
+2004-02-20 Per Bothner <per@bothner.com>
+
+ * input.h: Don't #include line-map.h. It may cause link problems
+ with undefined linemap_line_start when line-map.h is included but
+ line-map.o is not linked, as currently happens with gengtype on
+ compilers that don't support inline.
+ * toplev.c: So we do have to explicitly #include line-map.h here.
+
+2004-02-20 Richard Henderson <rth@redhat.com>
+
+ * doc/invoke.texi: Add -Wvariadic-macros.
+
+2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * haifa-sched.c (sched_emit_insn): Remove.
+ * sched-int.h: Remove the corresponding prototype.
+
+2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ Revert:
+ 2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
+ * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
+ * system.h (DEFAULT_SHORT_ENUMS): Poison.
+ * config/cris/cris.h: Remove a comment about
+ DEFAULT_SHORT_ENUMS.
+ * config/ip2k/ip2k.h: Likewise.
+ * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
+
+2004-02-20 Mohan Embar <gnustuff@thisiscool.com>
+ Tom Tromey <tromey@redhat.com>
+
+ * doc/install.texi: Moved --disable-libgcj and
+ --with-system-zlib documentation to new section for
+ Java-specific options.
+ Added explicit Cross-Compiler-Specific Options subheading.
+ Added section for Java-specific options.
+
+2004-02-20 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * doc/install.texi (Building the Ada compiler): Remove
+ example.
+
+2004-02-20 James E Wilson <wilson@specifixinc.com>
+
+ * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.
+
+2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gcc.c (process_command): Allow translation of the copyright
+ symbol but not the rest of the copyright message.
+ * gcov.c (print_version): Likewise. Allow translation of the
+ message about warranty.
+
+2004-02-20 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.md ("*andsi_movu"): Correct parentheses in
+ predicate.
+ ("*andsi_clear"): Tweak constraints to not match postincrement.
+ Adjust the predicate to exclude a volatile memory reference.
+ ("*andhi_clear"): Ditto. Rename from "*andhi_clear_signed".
+ ("*andhi_clear_unsigned"): Remove, non-matching pattern.
+
+2004-02-19 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * move-if-change: Remove.
+ * Makefile.in (s-mlib, c-parse.y, s-check, s-gencheck)
+ (s-specs, s-options, s-config, s-conditions, s-flags, s-codes)
+ (s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep)
+ (s-attr, s-attrtab, s-output, s-genrtl, s-modes, s-preds)
+ (s-gtyp-gen, s-iov): Use the top level move-if-change.
+ * objc/Make-lang.in (objc/objc-parse.y): Likewise.
+
+2004-02-19 James E Wilson <wilson@specifixinc.com>
+
+ * config/i386/i386.md (doloop_end_internal): Use nonimmediate_operand
+ for operand2. Add condition that requires register_operand operand2
+ before reload.
+
+2004-02-19 Richard Sandiford <rsandifo@redhat.com>
+ Maciej W. Rozycki <macro@ds2.pg.gda.pl>
+
+ * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
+ * config/mips/mips.md: Expand comment above unaligned loads and stores.
+
+2004-02-19 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (STRICT2_WARN): Add -Wno-variadic-macros.
+ * tree.c (build0, build1, build2, build3, build4): Split out from...
+ (build): ... here. Call them.
+ * tree.h (build, _buildN1, _buildN2, _buildC1, _buildC2): New.
+
+ * convert.c (convert_to_integer): Remove extra build argument.
+ * tree-inline.c (expand_call_inline): Likewise.
+
+2004-02-19 Richard Henderson <rth@redhat.com>
+
+ * c-opts.c (warn_variadic_macros): New.
+ (c_common_handle_option): Set it.
+ (sanitize_cpp_opts): Copy it to cpp_opts.
+ * c.opt (Wvariadic-macros): New.
+ * cpplib.h (struct cpp_options): Add warn_variadic_macros.
+ * cppinit.c (cpp_create_reader): Initialize it.
+ * cppmacro.c (parse_params): Check it.
+
+2004-02-19 David Daney <ddaney@avtrex.com>
+
+ PR preprocessor/14198
+ * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
+ builtin_assert ("machine=mips")
+
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
+ * system.h (DEFAULT_SHORT_ENUMS): Poison.
+ * config/cris/cris.h: Remove a comment about
+ DEFAULT_SHORT_ENUMS.
+ * config/ip2k/ip2k.h: Likewise.
+ * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
+
+2004-02-19 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
+ when passing single SFmode quantities in general registers,
+ put them in the high half.
+
+2004-02-19 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/md.texi (Standard Names): Document additional dependency on
+ fix pattern.
+
+ * optabs.c (ftruncify): Remove.
+ (expand_fix): Manually inline ftruncify above.
+ (can_fix_p): Add FIXME note.
+
+2004-02-19 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
+ spe_fixuns_truncsfsi2.
+
+ * config/rs6000/rs6000.md (fixunssfsi2): Rename to
+ fixuns_truncsfsi2.
+
+2004-02-19 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
+ * testsuite/gcc.dg/20040219-1.c: New test.
+
+2004-02-19 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
+ "*subsf3_cconly"): Subtraction is not commutative.
+
+2004-02-19 Zack Weinberg <zack@codesourcery.com>
+
+ * sdbout.c (preinit_symbols, sdbout_initialized): New statics.
+ (sdbout_symbol): If called before sdbout_init, queue DECL for
+ later and return.
+ (sdbout_init): Set sdbout_initialized true, process decls
+ queued earlier by sdbout_symbol.
+ (sdbout_finish): Use size_t for index variable.
+
+2004-02-19 Jeff Law <law@redhat.com>
+
+ * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
+ for unordered comparison codes.
+
+2004-02-19 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * reload1.c (reload): Correct comment.
+ (scan_paradoxical_subregs): Remove #if 0 and old comment.
+ * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
+ register variables are not used by reload.
+
+2004-02-19 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/14209
+ * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
+ constraints to not match postincrement. Adjust the predicate to
+ exclude a volatile memory reference.
+
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.
+
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * hooks.c (hook_void_tree_int): Remove.
+ (hook_void_constcharptr): Likewise.
+ (hook_int_void_0): Likewise.
+ * hooks.h: Remove the prototypes for the above three
+ functions.
+ * targhooks.c (hook_bool_machine_mode_true): Remove.
+ * targhooks.h: Remove the prototype for
+ hook_bool_machine_mode_true.
+
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * emit-rtl.c (subreg_realpart_p): Remove.
+ (reorder_insns_with_line_notes): Likewise.
+ (end_full_sequence): Likewise.
+ * rtl.h: Remove the prototype for the above functions.
+
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
+ config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
+ config/iq2000/iq2000.h, config/m32r/m32r.h,
+ config/pdp11/pdp11.h, config/sparc/sparc.h,
+ config/xtensa/xtensa.h: Remove commented-out or useless
+ definitions of CASE_VECTOR_PC_RELATIVE.
+
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * loop.c (all_sets_invariant_p): Remove.
+
+2004-02-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/12916
+ * config/sparc/sparc.h (NPARM_REGS): Delete.
+ (BASE_RETURN_VALUE_REG): Likewise.
+ (BASE_OUTGOING_VALUE_REG): Likewise.
+ (BASE_PASSING_ARG_REG): Likewise.
+ (BASE_INCOMING_ARG_REG): Likewise.
+ * config/sparc/sparc.c (sparc_strict_argument_naming): Test
+ TARGET_ARCH64, not TARGET_V9.
+ (function_arg_slotno): Dispatch based on the mode class.
+ Handle vector modes like floating-point modes.
+ (function_arg_record_value_1): Handle vector types like
+ floating-point types.
+ (function_arg_record_value_2): Likewise.
+ Calculate regno after mode transformation.
+ (function_arg): Handle vector modes like floating-point modes.
+ (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
+ If ARCH64, do not recheck alignment.
+ (function_arg_pass_by_reference): Reorder the conditions.
+ (sparc_return_in_memory): Move after function_arg_padding.
+ Implement calling conventions for vector modes.
+ (sparc_struct_value_rtx): Move after sparc_return_in_memory.
+ (function_value): Move scope of 'regbase'.
+ Implement calling conventions for vector modes.
+ (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
+ and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
+ (sparc_va_arg): Use function_arg_pass_by_reference to test whether
+ the argument is passed by reference.
+ (sparc_type_code): Handle vector types.
+
+2004-02-19 Alan Modra <amodra@bigpond.net.au>
+
+ * function.c (assign_parms): When building decl_rtl for
+ SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.
+
+2004-02-19 Olivier Hainque <hainque@act-europe.fr>
+
+ * expr.c (is_aligning_offset): Check if we are aligning the
+ expressions's address over BIGGEST_ALIGNMENT in bytes, not
+ in bits.
+
+2004-02-18 Matt Austern <austern@apple.com>
+
+ * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
+ LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
+ (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
+ defined. Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
+ spec string.
+ * doc/tm.texi (REAL_LIBGCC_SPEC): Document.
+
+2004-02-18 Zack Weinberg <zack@codesourcery.com>
+
+ * dwarf2out.c (loclabel_num): Move outside #ifdef
+ DWARF2_DEBUGGING_INFO and mark with GTY(()).
+ * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
+ Mark with GTY(()).
+ (ia64_hpux_add_extern_decl): Save the decl, not the name string.
+ Allocate memory with ggc_alloc. No need to copy anything.
+ (ia64_hpux_file_end): Update to match.
+
+2004-02-18 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
+ by default.
+
+2004-02-18 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
+ ("divmodtisi3"): Likewise.
+ ("udivmoddi4", "udivmodtidi3"): Likewise.
+ ("divmodsi4", "divmoddisi3"): Likewise.
+ ("udivmodsi4", "udivmoddisi3"): Likewise.
+ ("udivsi3", "umodsi3"): Likewise.
+
+2004-02-18 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_mainpool_start): Delete the main pool
+ placeholder insn when chunkifying the pool.
+
+2004-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
+ generating PIC code.
+
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add a prototype for
+ h8300_expand_branch.
+ * config/h8300/h8300.c (h8300_expand_branch): New.
+ * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
+ bgtu, beq, bne): Call h8300_expand_branch().
+
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add prototypes for
+ h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
+ * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
+ (h8300_hard_regno_mode_ok): Likewise.
+ * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
+ h8300_hard_regno_nregs().
+ (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().
+
+2004-02-18 Per Bothner <per@bothner.com>
+
+ * cpphash.h (struct cpp_buffer): Restore return_at_eof field. This
+ partly reverts my 2003-10-01 change, because we're back to logically
+ including <command line> inside the main line.
+ * cpplex.c (_cpp_get_fresh_line): Check return_at_eof field.
+ * cppmacro.c (cpp_scan_nooutput): Set return_at_eof of current buffer.
+ Fixes PR preprocessor/14103.
+
+ * cppfiles.c (_cpp_stack_include): When appropriate decrement
+ line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
+ (cpp_push_include): Don't need to increment pfile's line field.
+ * line-map.h (LAST_SOURCE_LINE_LOCATION): Only decrement by 1.
+
+ * c-ppoutput.c (print struct): New first_time field.
+ (init_pp_output): Set print.first_time.
+ (pp_file_change): Use print.first_time, rather than MAIN_FILE_P,
+ which is set also for (say) <command line>. Clear print.first_time.
+
+ * cppfiles.c (struct _cpp_file): Comment and type for pch field
+ does not match the code, so fix both.
+ (should_stack_file): Inline include_pch_p function.
+ (include_pch_p): Remove pointless function.
+
+ * cpphash.h (struct cpp_buffer): Remove unused search_cached field.
+
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (four define_peephole2's): Use
+ h8300_regs_ok_for_stm().
+
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Update the prototype for
+ expand_a_rotate().
+ * config/h8300/h8300.c (expand_a_rotate): Remove the first
+ argument.
+ * config/h8300/h8300.md: Update all callers.
+
+2004-02-18 Jan Hubicka <jh@suse.cz>
+
+ * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
+ floats.
+ (simplify_binary_operation): Deal with logicals on floats.
+
+ * i386.md (SSE fabs splitters): Emit new patterns.
+ (SSE cmov splitters): Likewise.
+ (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
+ (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
+ subregs.
+ (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
+ (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.
+
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
+ by hand.
+ (output_a_rotate): Tweak a comment.
+ * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
+ (*rotlhi3_1): Change to rotlhi3_1.
+ (*rotlsi3_1): Change to rotlsi3_1.
+
+2004-02-18 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/13866
+ * arm.c (load_multiple_operation): Don't insist that the source reg
+ of a post-increment component is the same as the destination.
+ (store_multiple_operation): Likewise.
+
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Move movsf patterns into one section
+ of the file.
+
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
+ loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
+ xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
+ config/mips/linux64.h, config/pa/pa-64.h,
+ config/rs6000/aix51.h, config/rs6000/aix52.h,
+ config/rs6000/spe.md, config/sparc/linux.h,
+ config/sparc/linux64.h: Update copyright.
+
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Move push patterns into one
+ section of the file.
+
+2004-02-18 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/11326
+ * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
+ fntype.
+
+2004-02-18 Paul Brook <paul@codesourcery.com>
+
+ * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX
+
+2004-02-18 Paul Brook <paul@codesourcery.com>
+
+ PR debug/12934
+ * dwarf2out.c (loc_descriptor_from_tree): Handle
+ EXPR_WITH_FILE_LOCATION.
+
+2004-02-18 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
+ testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
+ trailing whitespace from instructions.
+
+2004-02-17 Geoffrey Keating <geoffk@apple.com>
+
+ * configure.ac: When generating auto-build.h, pass
+ --enable-languages to the sub-configure.
+ Put quotes around ${program_transform_name} when generating
+ name of as, ld, nm, objdump.
+ * configure: Regenerate.
+
+2004-02-17 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * Makefile.in (s-check, s-config, s-conditions, s-flags)
+ (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
+ (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
+ (s-preds, s-iov): Do not depend on move-if-change.
+
+2004-02-17 James E Wilson <wilson@specifixinc.com>
+
+ * caller-save.c (insert_restore): Pass mem through copy_rtx.
+ (insert_save): Likewise.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
+ warning.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*one_complsi2_h8300): Change to
+ *one_cmplsi2_h8300.
+ (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Update the prototype of
+ fix_bit_operand().
+ * config/h8300/h8300.c (fix_bit_operand): Remove the second
+ argument "what".
+ * config/h8300/h8300.md: Update all callers.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (fix_bit_operand): Change the name of
+ the last argument to "code" from "type".
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c: Remove an extern declaration of
+ rtx_equal_function_value_matters.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
+ by hand.
+ * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
+ (*iorqi3_1): Change to iorqi3_1.
+ (*xorqi3_1): Change to xorqi3_1.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
+ typos.
+
+2004-02-17 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
+
+2004-02-18 Alan Modra <amodra@bigpond.net.au>
+
+ PR optimization/14119
+ * combine.c (try_combine): When attemting to fix unrecognized insns,
+ don't delete SETs marked with REG_EH_REGION notes.
+
+2004-02-17 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * combine.c (simplify_if_then_else): Do not replace
+ (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
+ modes differ.
+
+2004-02-17 Steven Bosscher <stevenb@suse.de>
+
+ * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
+ function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
+ tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
+ * ada/utils.c: Likewise.
+ * cp/decl.c: Likewise.
+ * f/com.c: Likewise.
+ * java/class.c: Likewise.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Fix comment typos.
+
+2004-02-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/mips/t-iris6gld: Renamed to ...
+ * config/mips/t-irix-gld: ... this.
+ * config.gcc (mips-sgi-irix6*): Reflect this
+ (mips-sgi-irix5*): Use it with GNU ld.
+
+ * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
+ to ...
+ * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
+ * config/mips/t-irix-gld: Reflect this.
+ * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
+
+ * config/mips/iris5gld.h: New file.
+ * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
+ Only use collect2 without gas.
+
+ * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
+ Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
+ (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
+ * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
+
+ * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
+ * config/mips/iris5.h: ... here.
+
+ * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
+ IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
+ (STARTFILE_SPEC, ENDFILE_SPEC): Define.
+
+ * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
+ using irix_startfile_spec, irix_endfile_spec.
+
+2004-02-16 Gunther Nikl <gni@gecko.de>
+
+ * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
+ insns by hand.
+
+2004-02-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfghooks.c (split_edge): Speed up updating of dominators.
+
+2004-02-17 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/11326
+ * c-common.c (flag_abi_version): Remove.
+ * c-common.h (flag_abi_version): Likewise.
+ * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
+ * c.opt (fabi-version): Remove.
+ * calls.c (expand_call): Always pass a function type to
+ struct_value_rtx. Use convert_memory_address.
+ * common.opt (fabi-version): Add it.
+ * flags.h (flag_abi_version): Likewise.
+ (abi_version_at_least): New macro.
+ * opts.c (common_handle_option): Add OPT_fabi_version.
+ * toplev.c (flag_abi_version): Define it.
+ * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
+ New function.
+ (ia64_output_mi_thunk): Use it.
+ (ia64_struct_value_rtx): Likewise.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_emit_stack_adjustment):
+ Don't generate insns by hand.
+
+2004-02-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c++/14178
+ * doc/invoke.texi (fabi-version): The default is 2 now.
+
+2004-02-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * loop-iv.c: New file.
+ * Makefile.in (loop-iv.o): New.
+ * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
+ * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
+ num_loop_branches): New functions.
+ * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
+ iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
+ find_simple_exit, iv_number_of_iterations, iv_analysis_done,
+ get_simple_loop_desc, free_simple_loop_desc): Declare.
+ (simple_loop_desc): New inline function.
+ (struct rtx_iv, struct niter_desc): New.
+ * cfgloopmanip.c (loopify): Specify semantics more precisely.
+ * expr.c (force_operand): Handle subregs of expressions created by
+ loop unroller.
+ * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
+ parts of the initialization to toplev.c
+ * loop-unroll.c (loop_exit_at_end_p): New.
+ (unroll_and_peel_loops): Call iv_analysis_done.
+ (decide_peel_once_rolling, decide_peel_completely,
+ decide_unroll_stupid, decide_unroll_constant_iterations,
+ decide_unroll_runtime_iterations, decide_peel_simple,
+ peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
+ unroll_loop_runtime_iterations): Use new simple loop analysis.
+ * loop-unswitch.c (compare_and_jump_seq): New.
+ (may_unswitch_on_p): Renamed to ...
+ (may_unswitch_on): Use new iv analysis.
+ (reversed_condition): Export.
+ (unswitch_single_loop, unswitch_loop): Use new iv analysis.
+ * predict.c (estimate_probability): Use new simple loop analysis.
+ * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
+ canon_condition, simplify_using_condition): Declare.
+ * stor-layout.c (get_mode_bounds): New.
+ * toplev.c (rest_of_handle_loop2): Some parts of
+ initialization/finalization moved here from loop-init.c.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
+ pointer.
+ (CALL_USED_REGISTERS): Likewise.
+ (REG_ALLOC_ORDER): Likewise.
+ (REG_CLASS) <GENERAL_REGS>: Likewise.
+
+2004-02-16 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/md.texi (Insn Canonicalizations): Document left-chaining
+ in associative operators.
+ * rtlanal.c (commutative_operand_precedence): Create some new
+ variables. Prefer a commutative operand on the left, then
+ binary expressions, then NEG and NOT.
+
+2004-02-16 Matthias Klose <doko@debian.org>
+
+ * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
+ in terms of SHLIB_SOVERSION.
+ * config/m68k/t-slibgcc-elf-ver: New file.
+ * config/pa/t-slibgcc-elf-ver: New file.
+ * config.gcc (m68k-linux, parisc-linux): Use them when not
+ sjlj exceptions are not configured.
+
+2004-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).
+
+2004-02-16 Zack Weinberg <zack@codesourcery.com>
+
+ * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.
+
+2004-02-16 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/sourcebuild.texi: Mention backends.html.
+
+2004-02-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
+ line-map.c, line-map.h, var-tracking.c: Fix comment
+ formatting.
+
+2004-02-16 Richard Henderson <rth@redhat.com>
+
+ * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.
+
+ * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.
+
+2004-02-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Remove unnecessary parallels from
+ all define_insn and define_split patterns.
+
+2004-02-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Remove explicit (set_attr "cc"
+ "clobber").
+
+2004-02-15 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
+ '%#'.
+
+2004-02-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ia64/ia64.c, config/mips/mips.c,
+ config/mmix/mmix-modes.def: Fix comment typos.
+
+2004-02-15 Roger Sayle <roger@eyesopen.com>
+
+ * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
+ (get_directive_line): Remove unused function prototype.
+
+2004-02-14 Josef Zlomek <zlomekj@suse.cz>
+
+ * tree-inline.c (copy_body_r): Do not replace ret_label.
+
+2004-02-14 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_four_jump_limit): New variable.
+ (k8_avoid_jump_misspredicts): Rename to ...
+ (ix86_avoid_jump_misspredicts): .. this one.
+ (ix86_pad_returns): Break out from ...
+ (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
+ to.
+ * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.
+
+2004-02-14 Josef Zlomek <zlomekj@suse.cz>
+
+ * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
+ PARALLEL is NULL.
+
+2004-02-14 Per Bothner <per@bothner.com>
+
+ * fix-header.c (line_table): Move local variable in main to global.
+ * scan.h (line_table): Use it.
+ * scan-decls.c (scan_decls): Need to call linemap_lookup on token's
+ line (recently renamed to src_loc) before calling recognized_function.
+
+2004-02-14 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * Makefile.in: Fix comment typos.
+
+2004-02-14 Olivier Hainque <hainque@act-europe.fr>
+
+ * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
+ for start_value when it is directly moved into reg, and factorize
+ the retrieval of GET_MODE (reg).
+
+2004-02-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_load_got_page): Delete.
+ (mips_load_got_global): Delete.
+ (mips_gotoff_page): Declare.
+ * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
+ (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
+ UNSPEC_LOAD_GOT pattern rather than a MEM.
+ (*load_got[sd]i): New patterns.
+ * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
+ (mips_load_got_page, mips_load_got_global): Delete.
+ (mips_gotoff_page): New function.
+ (override_options): Don't initialize mips_got_alias_set.
+
+2004-02-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
+ (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
+ (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
+ (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
+ (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
+ * config/mips/mips.c: Fix some overly-long lines.
+ (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
+ (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.
+
+2004-02-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * configure.ac: Search for as, ld below libexec/gcc.
+ * configure: Regenerate.
+
+2004-02-14 Ben Elliston <bje@wasabisystems.com>
+
+ * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
+ __builtin_arm_setwcx ().
+ * config/arm/arm.c (arm_expand_builtin): Generate operands
+ correctly and reverse their order in call to gen_iwmmxt_tmcr ().
+
+2004-02-14 Ben Elliston <bje@wasabisystems.com>
+
+ * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
+ and "wmuluh" to "wmulsm" and "wmulum", respectively.
+ * config/arm/arm.h (enum arm_builtins): Rename enumerators to
+ ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
+ * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
+ (_mm_mulhi_pu16): Likewise.
+
+2004-02-13 Zack Weinberg <zack@codesourcery.com>
+
+ * xcoffout.c (xcoff_assign_fundamental_type_number): Check
+ DECL_NAME != 0 before dereferencing.
+
+2004-02-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
+ (s390_output_addr_const_extra): Declare.
+ (s390_output_pool_entry): Remove FILE * argument.
+ * config/s390/s390.c (s390_output_symbolic_const): Remove.
+ (s390_output_addr_const_extra): New function.
+ (print_operand_address): Call output_addr_const instead of
+ s390_output_symbolic_const.
+ (print_operand): Likewise.
+ (s390_output_pool_entry): Use assemble_integer for symbolic constants.
+ Remove FILE * argument.
+ * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
+ * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
+ call.
+
+2004-02-13 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgloopanal.c (mark_irreducible_loops): Rewriten.
+ (struct edge, struct vertex, struct graph): New.
+ (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
+ free_graph): New functions.
+
+2004-02-12 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.md (casesi_internal, casesi_internal_di):
+ Use ".set macro" to avoid warnings about multi-instruction
+ macros, since they're intentional.
+
+2004-02-12 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h: Add include guards. Remove old, now incorrect,
+ comment about STANDARD_EXEC_PREFIX.
+
+ * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
+ $(GCOV_INSTALL_NAME) to install manpages. Remove generic rule
+ for installing .1 manpages. Add rules for installing cpp
+ and gcov manpages under their installed names.
+
+2004-02-12 Alexandre Oliva <aoliva@redhat.com>
+
+ * configure.ac (gcc_cv_ld): Don't set to LD if target is not
+ host, but try LD_FOR_TARGET first.
+ * configure: Rebuilt.
+
+2004-02-12 Zack Weinberg <zack@codesourcery.com>
+
+ * dbxout.c: Move declaration of dbxout_type_decl outside
+ #ifdef DBX_DEBUGGING_INFO.
+ * c-parse.in: Don't give the asmdef production a type.
+
+2004-02-12 Zack Weinberg <zack@codesourcery.com>
+
+ * debug.h (struct gcc_debug_hooks): Add type_decl field.
+ (debug_nothing_tree_int): Prototype.
+ (dwarf_debug_hooks): Delete, unused.
+ * debug.c (do_nothing_debug_hooks): Update.
+ (debug_nothing_tree_int): New function.
+ * langhooks.h (struct lang_hooks_for_decls):
+ Remove builtin_type_decls field.
+ * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
+ (LANG_HOOKS_DECLS): Update.
+ * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
+ Use debug_hooks->type_decl.
+ * dbxout.c (preinit_symbols): New static.
+ (dbx_debug_hooks, xcoff_debug_hooks): Update.
+ (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
+ lang_hooks.decls.builtin_type_decls. Do scan preinit_symbols
+ for symbols to output.
+ (dbxout_type_decl): New function.
+ (dbxout_symbol): If called before dbxout_init has run, queue
+ the symbol for later. Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
+ to TYPE_DECLs before emitting them.
+ * xcoffout.c (assign_type_number): Delete.
+ (xcoff_type_numbers): New static table.
+ (xcoff_assign_fundamental_type_number): New function.
+ * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
+ DBX_OUTPUT_STANDARD_TYPES. Remove unnecessary #ifdefs.
+ * sdbout.c: Include varray.h.
+ (deferred_global_decls): New static.
+ (sdb_debug_hooks): Update.
+ (sdbout_global_decl): If we can't emit something right now,
+ remember it in deferred_global_decls.
+ (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
+ (sdbout_init): Initialize deferred_global_decls.
+ * Makefile.in: Update dependencies of sdbout.o.
+ * dwarf2out.c (dwarf2out_type_decl): New function.
+ (dwarf2_debug_hooks): Update.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Update.
+ * c-decl.c (getdecls): Just return 0.
+ (check_for_loop_decls): Don't use getdecls.
+ (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
+ * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.
+
+2004-02-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_sched_reorder2): Remove.
+ (TARGET_SCHED_REORDER2): Do not redefine.
+
+2004-02-12 Zack Weinberg <zack@codesourcery.com>
+
+ * c-parse.in (maybe_type_qual): Delete.
+ (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
+ (asm_argument): New grammar rules.
+ (extdef_1): Use asmdef.
+ (maybeasm): Move down with other asm rules; use simple_asm_expr.
+ (xexpr): Move up with other expression rules.
+ (stmt): Use asm_stmt.
+
+ * c-typeck.c (build_asm_expr): New function - body mostly
+ pulled from build_asm_stmt.
+ (build_asm_stmt): Just handle tacking on the volatile qualifier.
+ * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.
+
+2004-02-12 Richard Sandiford <rsandifo@redhat.com>
+
+ PR bootstrap/13617
+ * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
+ (mips_declare_object): Make variadic.
+ * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
+ mips_output_aligned_decl_common.
+ * config/mips/mips.c (mips_output_aligned_decl_common): New function.
+ (mips_declare_object): Make variadic.
+
+2004-02-12 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * function.c (update_epilogue_consts): Teach about binary operations.
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
+ previous MEM_VOLATILE in REF.
+ * function.c (fixup_var_refs): Save volatile_ok and set to 1.
+ * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.
+
+2004-02-12 Gunther Nikl <gni@gecko.de>
+
+ * config.gcc: Restore support for m68k-openbsd.
+
+2004-02-12 Jan Hubicka <jh@suse.cz>
+
+ * tree-optimize.c (tree_rest_of_compilation): Do not release
+ DECL_ARGUMENTS.
+
+2004-02-11 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * doc/install.texi: Fix the spelling of "explicitly".
+
+2004-02-11 Eric Christopher <echristo@redhat.com>
+
+ * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
+ duplicate argument structure of cpp_interpret_string.
+ * cpphash.h: Move prototype...
+ * cpplib.h: Here.
+ * cpplib.c: Fix calls to match new function signature.
+
+2004-02-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/456
+ * cppexp.c (num_binary_op): Don't allow comma operators in #if
+ constant expressions at all outside C99 mode if pedantic.
+
+2004-02-11 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
+ (log10_optab, log2_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
+ * genopinit.c (optabs): Implement log10_optab and log2_optab
+ using log10?f2 and log2?f2 patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
+ using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
+ (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
+ using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+ * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
+ log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
+ log2, log2f and log2l built-ins as inline x87 intrinsics.
+
+2004-02-11 Richard Henderson <rth@redhat.com>
+
+ PR target/1532
+ * flow.c (insn_dead_p): A clobber of a dead hard register is a
+ dead insn after reload.
+
+2004-02-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * tree.h (frame_base_decl): Add GTY marker.
+ * var-tracking.c (frame_base_decl): Likewise.
+
+2004-02-11 Daniel Berlin <dberlin@dberlin.org>
+
+ * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
+ incorrect, hunk.
+ (add_location_or_const_value_attribute): Use text_section_label,
+ not TEXT_SECTION_NAME.
+
+2004-02-11 Per Bothner <per@bothner.com>
+
+ Represent column numbers using line-map's source_location.
+ The "next available source_location" is now managed internally by
+ line-maps.c rather than by clients.
+ * line-map.h (struct line_map): New field column_bits.
+ <from_line>: Rename field to start_location.
+ (struct line_maps): New fields highest_location and max_column_hint.
+ (linemap_check_files_exited): New declaration.
+ (linemap_line_start): New declaration.
+ (linemap_add): Remove from_line parameter; use highest_location field.
+ (SOURCE_LINE, LAST_SOURCE_LINE): Modify to use column_bits.
+ (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION): New macros.
+ (CURRENT_LINE_MAP): Remove macro.
+ (linemap_position_for_column): New inline function.
+ * line-map.c (linemap_init): Clear new fields.
+ (linemap_check_files_exited): New function, extracted from ...
+ (linemap_free): Use linemap_check_files_exited.
+ (linemap_add): Remove from_line parameter. Various updates.
+ (linemap_line_start): New function.
+ (linemap_lookeup): Update for new field names.
+ * cpphash.h (struct cpp_reader) <map>: Field removed. Because
+ linemap_position_for_column may unpredictably change the current map,
+ it is cleaner and simpler for us to not cache it in cpp_reader.
+ (struct cpp_buffer): New sysp field.
+ Changed warned_cplusplus_comments and from_stage3 to bitfields.
+ * cppinit.c (cpp_read_min_file): pfile->map no longer exists.
+ * cpplib.c (do_line, do_linemarker, _cpp_do_file_change): Get
+ current map using linemap_lookup.
+ (do_linemarker): Also set buffer's sysp field.
+ (destringize_and_run): No longer need to decrement current line.
+ * cppfiles.c (_cpp_stack_file): Set sysp from and in buffer.
+ (search_path_head, open_file_failed): Use buffer's sysp.
+ (cpp_make_system_header): Get current map using linemap_lookup.
+ Also set buffer's sysp flag.
+ * cppmacro.c (_cpp_builtin_macro_text): Likewise use linemap_lookup.
+ * cpphash.h (CPP_INCREMENT_LINE): New macro.
+ (struct cpp_buffer): Moved fields saved_cur, saved_rlimit to ...
+ (struct cpp_reader): ... and adding saved_line_base field.
+ * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
+ Update accordingly. Don't adjust line.
+ (_cpp_scan_out_logical_line): Use CPP_INCREMENT_LINE.
+ * cpphash.c (CPP_IN_SYSTEM_HEADER): Replaced macro by ...
+ (cpp_in_system_header): ... new inline function, using buffer's sysp.
+ * cpperror.c (_cpp_begin_message): Update to use cpp_in_system_header.
+ * cpplex.c (_cpp_lex_direct): Likewise.
+ * cppmacro.c (_cpp_builtin_macro_text): Likewise.
+ * cppmacro.c (_cpp_create_definition): Use buffer's sysp field.
+ * cpplib.h (struct cpp_token): Rename line field to src_loc.
+ Remove col field as it is now subsumed by src_loc.
+ * cpperror.c: Update various field, parameter, and macro names.
+ (print_location): If col==0, try SOURCE_COLUMN of line.
+ (cpp_error): Use cur_token's src_loc field, rather than line+col.
+ * cpplib.c (do_diagnostic): Token's src_loc fields replaces line+col.
+ * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
+ _cpp_skip_block_comment): Use CPP_INCREMENT_LINE.
+ (_cpp_temp_token): Replace cpp_token's line+col fields by src_loc.
+ (_cpp_get_fresh_line): Don't need to adjust line for missing newline.
+ (_cpp_lex_direct): Use linemap_position_for_column.
+ * c-ppoutput.c (maybe_print_line, print_line): Don't take map
+ parameter. Instead get it from the line_table global. Adjust callers.
+ (print): Remove map field. Replace line field to src_line.
+ (init_pp_output, account_for_newlines, maybe_print_line): Adjust.
+ (cb_line_change): Use SOURCE_COLUMN. Minor optimizations.
+ (pp_file_change): Use MAIN_FILE_P since we cannot checked print.map.
+ Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
+ * cpptrad.c (copy_comment): Rename variable.
+ * c-lex.c (map): Remove static variable, for same reason we removed
+ cpp_reader's map field.
+ (cb_line_change, cb_def_pragma, cb_define, cb_undef): Hence we need
+ to call linemap_lookup.
+ (cb_line_change): Token's line field replaced by src_loc.
+ (fe_file_change): Use MAINFILE_P and LAST_SOURCE_LINE macros.
+ Don't save new_map.
+
+ * cpphash.h, cpperror.c, cpplib.h: Some renames of fileline to
+ source_location.
+
+2004-02-11 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/rs6000/altivec.md (*movv4si_internal): At least one
+ operand must be register_operand.
+ (*movv8hi_internal1): Likewise.
+ (*movv16qi_internal1): Likewise.
+ (*movv4sf_internal1): Likewise.
+
+2004-02-10 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md ("*movv2si_internal"): Check for register
+ operand.
+ (movv4hi_internal): Same.
+ (movv2sf_internal): Same.
+ (movv1di_internal): Same.
+
+2004-02-11 Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de>
+
+ * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
+ TARGET_OLDABI consistently.
+ * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
+ mips_va_arg,override_options,compute_frame_size,
+ mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
+ ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
+ and TARGET_OLDABI consistently.
+ * config/mips/mips.md (exception_receiver): Likewise.
+ * config/mips/linux64.h: Likewise.
+
+2004-02-11 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_override_options)
+ Set AltiVec ABI and vrsave as default for ppc64 linux.
+ (init_cumulative_args): Post error, if try to return
+ value in AltiVec register without enable AltiVec.
+ (function_arg_advance): Ditto for passing arguments.
+
+2004-02-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
+ a label before updating its usage count.
+
+2004-02-10 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * doc/install.texi: Remove extra cd.
+
+2004-02-10 Ziemowit Laski <zlaski@apple.com>
+
+ * c-common.c (vector_size_helper): Remove; call
+ reconstruct_complex_type() instead.
+ * tree.c (reconstruct_complex_type): New function
+ (formerly vector_size_helper() in c-common.c).
+ (make_vector): Make externally visible.
+ * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
+
+2004-02-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add a prototype for
+ h8300_regs_ok_for_stm.
+ * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
+ * config/h8300/h8300.md (stm_h8300s_2_advanced,
+ stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
+ stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
+ stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
+ ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
+ ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
+ ldm_h8300s_4_normal, ldm_h8300s_4): Use
+ h8300_regs_ok_for_stm().
+
+2004-02-10 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR c/14088
+ * real.c (real_from_string): Look for 'X' as well as 'x' in
+ hexfloat strings.
+
+2004-02-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Remove an incorrect comment about
+ peephole2. Add comments.
+
+2004-02-10 Josef Zlomek <zlomekj@suse.cz>
+
+ PR/14058
+ * emit-rtl.c (set_decl_incoming_rtl): New.
+ * tree.h (set_decl_incoming_rtl): New.
+ * function.c (assign_parms): Use set_decl_incoming_rtl for setting
+ DECL_INCOMING_RTL.
+ * ada/misc.c (adjust_decl_rtl): Likewise.
+
+2004-02-10 Per Bothner <per@bothner.com>
+
+ * c-opts.c (c_common_post_options): Don't emit working directory
+ in cpp output if -P was specified.
+
+2004-02-10 Paolo Bonzini <bonzini@gnu.org>
+
+ PR c/14092
+ * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
+ negate_expr back to the original type.
+
+2004-02-10 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
+ bump retaddr here.
+
+2004-02-10 Paolo Bonzini <bonzini@gnu.org>
+
+ * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
+ gen_lowpart_SUBREG): Move under the file in which they
+ are actually declared.
+
+2004-02-10 Arnaud Charlet <charlet@act-europe.fr>
+
+ * doc/sourcebuild.texi: Add libada documentation.
+
+ * doc/install.texi: Update documentation on Ada build, now
+ that the GNAT lib and tools are built automatically.
+
+2004-02-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
+ && TARGET_IRIX.
+
+2004-02-09 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
+ boundaries outside build_component_ref() call (a macro in ObjC++).
+
+2004-02-09 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
+ (init_cumulative_args): Likewise.
+ (a7_overlap_mentioned_p): Delete prototype.
+ * config/xtensa/xtensa.c (struct machine_function): Replace
+ incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
+ Add set_frame_ptr_insn field.
+ (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
+ (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
+ if the operand is an argument in a7. If so, copy a7 to a new pseudo
+ at the function entry and replace the operand with the pseudo.
+ (init_cumulative_args): Remove unused arguments. Add new "incoming"
+ argument and record this flag in CUMULATIVE_ARGS.
+ (function_arg): Remove result_mode and special-case code to handle
+ arguments in a7. Instead, set need_a7_copy flag when there is an
+ incoming argument in a7.
+ (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
+ and use the value recorded in cfun->machine->set_frame_ptr_insn.
+ (xtensa_builtin_saveregs): Check for negative gp_left value. Set
+ need_a7_copy and vararg_a7 flags. Use move_block_from_reg instead of
+ special-case code.
+ (a7_overlap_mentioned_p): Delete.
+ * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
+ (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
+ arguments to init_cumulative_args and pass "incoming" flag instead.
+ (BLOCK_REG_PADDING): Delete.
+ * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
+ checks for reload_in_progress and reload_completed. Update calls to
+ xtensa_copy_incoming_a7.
+ (ashlsi3): Rename existing insn to ashlsi3_internal. Add expander
+ to call xtensa_copy_incoming_a7.
+
+2004-02-09 DJ Delorie <dj@redhat.com>
+
+ * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
+ longer modify standard_exec_prefix, standard_bindir_prefix, or
+ standard_startfile_prefix.
+
+2004-02-09 James E Wilson <wilson@specifixinc.com>
+
+ PR c++/11295
+ * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
+ to expand_expr_real call, and pass in alt_rtl as last argument.
+
+ PR libstdc++/5625
+ * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
+ * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
+ * builtins.def (BUILT_IN_EXTEND_POINTER): New.
+ * except.c (expand_builtin_extend_pointer): New.
+ * except.h (expand_builtin_extend_pointer): Declare.
+
+2004-02-09 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
+ unaligned loads and stores.
+
+2004-02-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
+ * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
+
+ * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
+ * config/mips/iris5.h: ... here.
+ * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
+
+ * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
+ * config/mips/iris5.h: ... here.
+
+2004-02-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * configure.ac: Remove default executable files before AC_PROG_CC.
+ * configure: Regenerate.
+
+2004-02-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR target/13721
+ * config/h8300/h8300.c (byte_reg): Call abort() if asked to
+ print a operand other than a register.
+
+2004-02-09 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
+ tree code rather than call fold_convert, which doesn't specify a
+ default floating point to integer conversion.
+
+2004-02-08 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
+ code to support SGS assembler. Reformat adjacent code where possible.
+ * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
+ definition.
+ * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
+ for '%#'.
+ * config/m68k/linux.h, config/m68k/m68k.c,
+ * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
+ macros and asm_printf() format strings.
+ * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
+ * config/m68k/linux.h: Update copyright.
+ * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
+
+2004-02-08 Andreas Schwab <schwab@suse.de>
+ Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
+ REGISTER_PREFIX.
+ * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
+ frame pointer register, overridable by OS targets.
+ * (M68K_REGNAME): Macro to obtain register name for asm output,
+ eventually replacing %a6 with M68K_FP_REG_NAME.
+ * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
+ * config/m68k/linux.h (REGISTER_NAMES): Likewise.
+ * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
+ * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
+ * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
+
+2004-02-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
+ hook_rtx_tree_int_null.
+ * targhooks.c (default_struct_value_rtx): Remove.
+ * targhooks.h: Remove the prototype for
+ default_struct_value_rtx.
+ * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
+ config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
+ config/ip2k/ip2k.c, config/iq2000/iq2000.c,
+ config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
+ config/mn10300/mn10300.c, config/pdp11/pdp11.c,
+ config/rs6000/rs6000.c, config/s390/s390.c,
+ config/stormy16/stormy16.c, config/v850/v850.c,
+ config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
+ * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
+
+2004-02-08 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * README.Portability: Change "ISO C89" to "ISO C90".
+ * c-parse.in (primary, initelt): Likewise.
+
+2004-02-08 Richard Sandiford <rsandifo@redhat.com>
+
+ * real.c (encode_ibm_extended): Normalize the input value before
+ converting it to a double. Handle the case where a normal value
+ rounds to infinity.
+
+2004-02-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
+ warning.
+ * cse.c (preferrable): Change to preferable. Update all of its
+ callers.
+ * genautomata.c (ainsn): Change
+ first_ainsn_with_given_equialence_num to
+ first_ainsn_with_given_equivalence_num. Update all of its
+ references.
+
+2004-02-08 Jan Hubicka <jh@suse.cz>
+
+ * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
+
+2004-02-07 David Edelsohn <edelsohn@gnu.org>
+
+ * function.c (assign_parms): Fix formatting.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * default.h (PROMOTE_PROTOTYPES): Remove.
+ * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
+ STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
+ EXPAND_BUILTIN_SAVEREGS): Poison.
+ * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
+ hook_bool_tree_false.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ * target.h: Replace SETUP_INCOMING_VARARGS with
+ targetm.calls.setup_incoming_varargs().
+ * targhooks.c (default_promote_function_return): Remove.
+ (default_promote_prototypes): Likewise.
+ (default_struct_value_rtx): Always abort().
+ (default_expand_builtin_saveregs): Always print an error
+ message.
+ (default_setup_incoming_varargs): Do nothing.
+ (default_pretend_outgoing_varargs_named): Don't depend on
+ SETUP_INCOMING_VARARGS.
+ * targhooks.h: Remove the prototype for
+ default_promote_function_return and
+ default_promote_prototypes.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (SHARED_SECTION_ASM_OP): Poison.
+ * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
+ * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
+
+2004-02-07 Zack Weinberg <zack@codesourcery.com>
+
+ Bug 13856
+ * c-decl.c (diagnose_mismatched_decls): Only give special
+ treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
+ is also true.
+ (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
+ DECL_FUNCTION_CODE when defining a built-in function.
+ Don't update DECL_ESTIMATED_INSNS.
+ * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
+ FUNCTION_DECLs.
+ * tree.h: Delete DECL_ESTIMATED_INSNS.
+ * tree-inline.c (struct inline_data): Delete inlined_insns field.
+ (expand_call_inline, optimize_inline_calls): Don't update
+ DECL_ESTIMATED_INSNS nor inlined_insns.
+ * cgraphunit.c (cgraph_analyze_function): Don't update
+ DECL_ESTIMATED_INSNS.
+
+2004-02-07 Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.c (shadow_warning): Delete.
+ * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
+ * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
+ * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
+ * c-parse.in (free_parser_stacks): Delete.
+
+2004-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
+ config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
+ Use the top level mkinstalldirs, not the one in the gcc subdir.
+ * mkinstalldirs: Remove (from the gcc subdir).
+
+2004-02-07 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/13696
+ * fold-const.c (fold_convert): New function to provide type
+ conversion to the middle-end without using convert.
+ (negate_expr, associate_trees, size_diffop, omit_one_operand,
+ operand_equal_for_comparison_p, pedantic_omit_one_operand,
+ invert_truthvalue, optimize_bit_field_compare, range_binop,
+ decode_field_reference, make_range, build_range_check, unextend,
+ fold_truthop, extract_muldiv_1, fold_mathfn_compare,
+ fold_binary_op_with_conditional_arg, fold_inf_compare,
+ fold_single_bit_test, fold, multiple_of_p): Replace all calls to
+ convert with calls to fold_convert.
+
+2004-02-07 Jan Hubicka <jh@suse.cz>
+
+ * genrecog.c (find_operand): add extra argument stop.
+ (validate_pattern): Verify that mach_dup is duplicating operand
+ defined lexically earlier.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
+ * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
+ MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
+ * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
+ config/ia64/ia64.h, config/ip2k/ip2k.h,
+ config/iq2000/iq2000.h, config/mips/iris5.h,
+ config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
+ config/rs6000/aix51.h, config/rs6000/aix52.h,
+ config/rs6000/darwin.h, config/rs6000/rs6000.h,
+ config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
+ config/sparc/linux.h, config/sparc/linux64.h,
+ config/sparc/netbsd-elf.h, config/sparc/sparc.h,
+ config/xtensa/xtensa.h: Remove the definitions of
+ MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
+ MAX_WCHAR_TYPE_SIZE.
+ * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
+ MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
+
+2004-02-07 Stephane Carrez <stcarrez@nerim.fr>
+
+ PR bootstrap/13990
+ * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
+ gen_rtx_NE.
+
+2004-02-07 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c (vt_add_function_parameters): Surround checkings by
+ #ifdef ENABLE_CHECKING and #endif.
+
+2004-02-07 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
+ either (-A)-B or (-B)-A, if A or B is easily negated respectively.
+ (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
+ integer types and floating point with unsafe_math_optimizations.
+ Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
+ Optimize A - B as A + (-B), if B is easily negated.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
+ config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
+ config/m32r/linux.h, config/rs6000/ppc64-fp.c,
+ config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
+ Update copyright.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-ppoutput.c, var-tracking.c: Fix comment typos.
+
+2004-02-06 James E Wilson <wilson@specifixinc.com>
+
+ * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
+ glibc 2.3 or better.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
+ to FLOAT_LIB_COMPARE_RETURNS_BOOL.
+
+2004-02-07 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
+ (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
+ (SHLIB_MKMAP_OPTS): Delete.
+ (TARGET_LIBGCC2_CFLAGS): Add -specs.
+ (bispecs): Add rule.
+ * config/rs6000/libgcc-ppc64.ver: New file.
+ * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
+ (__floatdidf, __floatdisf): Optimize multiply.
+ (__fixunstfdi): New function.
+ * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
+ real and imag parts larger than one register.
+ (function_arg): Correct type of reg used when fp arg split partially
+ to stack.
+ * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
+ and __MACH__ or __powerpc64__.
+
+2004-02-06 Roger Sayle <roger@eyesopen.com>
+ Ulrich Weigand <uweigand@de.ibm.com>
+
+ * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
+ of gen_highpart or gen_lowpart when the floating point format is
+ wider than the result mode.
+
+2004-02-06 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * dwarf2out.c (loclabel_num): Move into #ifdef
+ DWARF2_DEBUGGING_INFO.
+
+2004-02-06 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (build_super_template) the 'class' field of
+ 'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
+ (get_super_receiver): Likewise.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reload1.c (check_eliminable_occurrences): Optimize the reset
+ of can_eliminate.
+ (eliminate_regs_in_insn): Likewise.
+
+2004-02-06 Daniel Berlin <dberlin@dberlin.org>
+ Josef Zlomek <zlomekj@suse.cz>
+
+ * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
+ at the beginning of function, call dwarf2out_var_location for
+ NOTE_INSN_VAR_LOCATION note.
+ (struct var_loc_node, struct var_loc_list_def, loclabel_num,
+ decl_loc_table): New.
+ (lookup_decl_loc): New function.
+ (add_var_loc_to_decl): New function.
+ (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
+ only if can_use_fbreg.
+ (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
+ functions.
+ (loc_descriptor): Likewise. Process VAR_LOCATION.
+ (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
+ (loc_descriptor_from_tree): Call mem_loc_descriptor with
+ can_use_fbreg == true.
+ (add_location_or_const_value_attribute): Added parameter enum
+ dwarf_attribute attr, generate attribute ATTR. Create the location list.
+ (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
+ (gen_formal_parameter_die): Call add_location_or_const_value_attribute
+ with attr == DW_AT_location.
+ (gen_subprogram_die): Generate the location list for DW_AT_frame_base
+ if frame_base_decl is defined and has a location list.
+ (gen_variable_die): Call add_location_or_const_value_attribute with
+ attr == DW_AT_location.
+ (dwarf2out_var_location): New function.
+ (dwarf2out_begin_function): New function.
+ (dwarf2out_init): Create decl_loc_table.
+
+2004-02-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * loop.c (force_movables): Transitively increase the priorities of
+ all insns forces by an insn, not just the first one.
+
+2004-02-06 Josef Zlomek <zlomekj@suse.cz>
+ Daniel Berlin <dberlin@dberlin.org>
+
+ Josef Zlomek <zlomekj@suse.cz>
+ * Makefile.in (var-tracking.o): New.
+ * common.opt (fvar-tracking): New.
+ * flags.h (flag_var_tracking): New.
+ * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
+ * opts.c (common_handle_option): Add OPT_fvar_tracking.
+ * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
+ * rtl.c (note_insn_name): Likewise.
+ * rtl.def (VAR_LOCATION): New.
+ * rtl.h (NOTE_VAR_LOCATION): New.
+ (NOTE_VAR_LOCATION_DECL): New.
+ (NOTE_VAR_LOCATION_LOC): New.
+ (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
+ (variable_tracking_main): New exported function.
+ * timevar.def (TV_VAR_TRACKING): New.
+ * toplev.c (enum dump_file_index): Added DFI_vartrack.
+ (dump_file): "vartrack" was added (-dV).
+ (flag_var_tracking): New.
+ (f_options): "var-tracking" was added.
+ (rest_of_handle_variable_tracking): New function.
+ (rest_of_compilation): Run variable tracking.
+ (process_options): If user has not specified flag_var_tracking set it
+ according to optimize, debug_info_level and debug_hooks.
+ * tree.h (frame_base_decl): New.
+ * var-tracking.c: New file.
+ * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
+ (ia64_override_options): Set flags to run variable tracking in machine
+ dependent reorg instead of toplev.c.
+ (ia64_reorg): Run variable tracking if wanted.
+ * doc/invoke.texi: Mention variable tracking in -dV,
+ add and -fvar-tracking.
+ * doc/passes.texi: Added variable tracking pass.
+
+ Daniel Berlin <dberlin@dberlin.org>
+ * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
+ * dbxout.c (dbx_debug_hooks): Likewise.
+ (xcoff_debug): Likewise.
+ * debug.c (do_nothing_debug_hooks): Likewise.
+ * dwarf2out.c (dwarf2_debug_hooks): Likewise.
+ * dwarfout.c (dwarf_debug_hooks): Likewise.
+ * sdbout.c (sdb_debug_hooks): Likewise.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
+ * final.c (final_scan_insn): Call var_location debug hook for each
+ NOTE_INSN_VAR_LOCATION.
+
+2004-02-06 Jan Hubicka <jh@suse.cz>
+
+ * flow.c (update_life_info): Allocate reg_deaths when called from
+ scheudler.
+ (attempt_auto_inc): Update life ranges accordingly.
+
+2004-02-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR debug/11816
+ * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
+
+2004-02-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * cfganal.c (flow_call_edges_add): Never split a libcall block.
+
+2004-02-06 Daniel Berlin <dberlin@dberlin.org>
+
+ * dwarf2out.c (output_loc_list): Don't use deltas if we have
+ a separate line info table in use.
+ Use the correct size for terminators.
+ (output_die): Use offset, not delta.
+
+2004-02-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ * doc/invoke.texi: Remove the pni option from -mfpmath=.
+
+2004-02-06 Jan Hubicka <jh@suse.cz>
+
+ * recog.c (split_all_insns): Do not update reg info.
+ * regrename.c (regrename_optimize): Likewise.
+ * toplev.c (rest_of_handle_reorder_blocks): Likewise.
+ * flow.c (struct propagate_block_info): Add insn_num field.
+ (reg_deaths): New array.
+ (life_analysis): Free reg_deaths info.
+ (allocate_reg_life_data): Allocate reg_deaths array.
+ (propagate_one_insn): Use new array.
+ (init_propagate_block): Initialize it.
+ (free_propagate_block_info): Finish compuation of
+ REG_LIVE_LENGTH
+ (attempt_auto_inc): Sanity check that REG_INFO is not
+ computed at same time.
+ (mark_used_regs): Update new array.
+
+ * reg-stack.c (subst_stack_regs): Unshare clobbers before
+ substitution.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/s390/s390.md (*extendsiqi2_short_displ): Change to
+ *extendqisi2_short_displ.
+
+2004-02-06 Alan Modra <amodra@bigpond.net.au>
+
+ * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
+ * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
+ (emit_library_call_value_1): Likewise pass nargs.
+ * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
+ * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
+ * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
+ parameter instead of scanning TYPE_ARGS_TYPES to count args.
+ * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
+ prototype.
+ * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
+ (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
+ (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
+ * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
+ INIT_CUMULATIVE_ARGS.
+ * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
+ * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
+ config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
+ config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
+ config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
+ config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
+ config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
+ config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
+ config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
+ config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
+ config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
+ config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
+ possible.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
+ note containing (plus (reg) (const_int)), where reg is an
+ eliminable reg, then perform the register elimination without
+ depending on eliminate_regs().
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc.c (arc_return_in_memory): Check the return
+ value of int_size_in_bytes against -1. Don't check
+ TREE_ADDRESSABLE.
+ * config/avr/avr.c (avr_return_in_memory): Check the return
+ value of int_size_in_bytes against -1.
+ * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
+ * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
+ Likewise.
+ * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
+ * config/stormy16/stormy16.c (xstormy16_return_in_memory):
+ Likewise.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/frv/frv-protos.h: Remove the prototype for
+ frv_setup_incoming_varargs.
+ * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (frv_setup_incoming_varargs): Make it static.
+ * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/fr30/fr30-protos.h: Remove the prototype for
+ fr30_setup_incoming_varargs.
+ Update the prototypes for fr30_num_arg_regs and
+ fr30_function_arg_partial_nregs.
+ * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (fr30_setup_incoming_varargs): Make it static.
+ Add argument second_time. Don't do anything when second_time
+ is nonzero.
+ (fr30_num_arg_regs): Change the type of the first argument to
+ enum machine_mode.
+ (fr30_function_arg_partial_nregs): Change the type of the
+ second argument to enum machine_mode.
+ * config/fr30/fr30.h (STRUCT_VALUE): Remove.
+ (SETUP_INCOMING_VARARGS): Remove.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc-protos.h: Remove the prototype for
+ arc_setup_incoming_varargs.
+ * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (arc_setup_incoming_varargs): Make it static.
+ (arc_external_libcall): Likewise.
+ * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
+ Remove the commented-out definition of
+ ASM_OUTPUT_EXTERNAL_LIBCALL.
+
+2004-02-05 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
+
+ * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
+ to $$(slibdir) in the installation commands.
+
+2004-02-05 David Edelsohn <edelsohn@gnu.org>
+
+ * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
+ with inner_regno, not regno.
+ * rtlanal.c (refers_to_regno_p): Same.
+
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config.gcc: Remove i370 support.
+
+2004-02-05 Kelley Cook <kcook@gcc.gnu.org>
+
+ * doc/install.texi: Update automake and autoconf version
+ requirements. Note where to find gcj automake version.
+
+2004-02-05 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in (generate-manpages): Move dependencies to ...
+ (man): here.
+ * doc/makefile.texi: Document new targets.
+ * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
+
+2004-02-05 Kelley Cook <kcook@gcc.gnu.org>
+
+ PR/13485
+ Makefile.in (srcextra): Add a level of indirection to ...
+ (gcc.srcextra): ... here.
+ (po-generated): Delete.
+ (po/$(PACKAGE).pot: Use srcextra instead of po-generated. Depend on
+ options.c.
+ (start.encap): Remove superfluous lang.srcextra dependency.
+ objc/Make-lang.in (po-generated): Delete.
+
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ia64/ia64.c (REG_GP): Remove.
+
+2004-02-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
+
+2004-02-05 Devang Patel <dpatel@apple.com>
+
+ * dwarf2out.c (force_type_die): Look up input type itself
+ instead of root_type() of type.
+
+2004-02-05 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md ("*tmqidi_ext"): New insn.
+ ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
+ pre-reload splitters are transformed to post-reload
+ define_insn_and_split patterns.
+ ("*tmqisi_ext"): Renamed old "*tmqi_ext".
+
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
+ TARGET_PROMOTE_PROTOTYPES.
+
+2004-02-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR middle-end/13750
+ Revert:
+ 2004-01-15 Geoffrey Keating <geoffk@apple.com>
+ PR pch/13361
+ * c-typeck.c (constructor_asmspec): Delete.
+ (struct initializer_stack): Delete field 'asmspec'.
+ (start_init): Delete saving of asmspec.
+ (finish_init): Don't update constructor_asmspec.
+ * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
+ * stmt.c (expand_asm): Duplicate strings from tree.
+ (expand_asm_operands): Likewise.
+ * tree.c (tree_size): Update computation of size of STRING_CST.
+ (make_node): Don't make STRING_CST nodes.
+ (build_string): Allocate string with tree node.
+ * tree.def (STRING_CST): Update comment.
+ * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
+ (tree_string): Place contents of string in tree node.
+ * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
+ from tree.
+
+2004-02-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
+ msgid.
+
+2004-02-05 Dorit Naishlos <dorit@il.ibm.com>
+
+ * config/rs6000/altivec.md (*movv4si_internal): At least one
+ operand must be altivec_register_operand.
+ (*movv8hi_internal1): Likewise.
+ (*movv16qi_internal1): Likewise.
+ (*movv4sf_internal1): Likewise.
+
+2004-02-05 David Edelsohn <edelsohn@gnu.org>
+
+ * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
+ * configure: Regenerate.
+
+2004-02-05 Jonathan Wakely <redi@gcc.gnu.org>
+
+ * doc/install.texi: Update description of --gxx-include-dir to
+ give correct default value.
+
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
+ 8 with MAC_REG.
+
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
+ gen_rtx_PARALLEL.
+
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * emit-rtl.c: Update the comment about the file.
+
+2004-02-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * sourcebuild.texi (Test Idioms): Update testcase naming
+ conventions.
+
+2004-02-04 Per Bothner <per@bothner.com>
+
+ Partially revert/redo 2003-10-01 change; fix -fworking-directory.
+ * c-ppoutput.c (pp_dir_change): New function.
+ * c-common.h (pp_dir_change): New declaration.
+ * cpplib.h (struct cpp_options): Remove working_directory field.
+ * cppinit.c (cpp_find_main_file, cpp_push_main_file): Merge back to
+ (cpp_read_main_file): as before 10-01. Call _cpp_stack_file.
+ Don't handle -fworking_directory here, but in c_common_post_options.
+ (read_original_directory): Don't back up when done.
+ Don't clear no-longer used working_directory flag.
+ * cpplib.h: Update declarations to match.
+ * c-lex.c (cb_dir_change): Move to c-opts.c.
+ (init_c_lex): Don't set dir_change callback here, since we want
+ to set it even if flag_preprocess_only.
+ * c-opts.c (cb_dir_change): Function moved from c-lex.c.
+ (c_common_post_options): Set dir_change callback.
+ Call pp_dir_change if approporiate.
+ (finish_options): Don't call cpp_find_main_file here. Hence remove
+ unneeded parameter and result. Do LC_RENAME for <built-in>.
+ (c_common_post_options): Call cpp_read_main_file here instead.
+ (c_common_init): Update accordingly.
+ (push_command_line_include): Don't cpp_push_main_file.
+ Do LC_RENAME rather than LC_LEASE to get back to main file.
+ Compared to pre-10-01 version, inline cpp_rename_to_main_file.
+ (c_common_parse_file): Call cpp_read_main_file for subsequent main
+ files, but call finish_options for all files.
+ * c-opts.c (sanitize_cpp_opts): Don't set cpp_opts->working_directory.
+ * fix-header.c (read_scan_file): Call cpp_read_main_file instead of
+ cpp_find_main_file + cpp_push_main_file.
+ * c-lex.c (fe_file_change): Don't set main_input_filename here.
+ * opts.c (handle_options): Only set main_input_filename first time.
+
+2004-02-05 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
+
+2004-02-04 Geoffrey Keating <geoffk@apple.com>
+
+ * reload.c (find_equiv_reg): When checking for register overlap,
+ don't index hard_regno_nregs with a pseudo-reg.
+
+2004-02-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
+
+2004-02-04 David Edelsohn <edelsohn@gnu.org>
+
+ * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
+ against FIRST_PSEUDO_REGISTER.
+
+2004-02-04 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in: Move target, host overrides after per-language
+ fragments.
+
+ * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
+ (GNATLIBCFLAGS): Remove -g.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
+ config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
+ config/ia64/ia64.c, config/ia64/unwind-ia64.c,
+ config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
+ config/pdp11/pdp11.c, config/rs6000/rs6000.c,
+ config/sparc/sparc.c, config/vax/vax.c: Revert the
+ replacements of "FALLTHRU" with "Fall through" done in the
+ previous patch.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
+ config/arm/arm.c, config/arm/arm.md,
+ config/cris/cris-protos.h, config/fr30/fr30.c,
+ config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
+ config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
+ config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
+ config/ip2k/ip2k.md, config/ip2k/libgcc.S,
+ config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
+ config/m68k/m68k.c, config/m68k/netbsd-elf.h,
+ config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
+ config/ns32k/netbsd.h, config/ns32k/ns32k.c,
+ config/ns32k/ns32k.h, config/pdp11/pdp11.h,
+ config/rs6000/darwin-ldouble.c, config/s390/s390.h,
+ config/s390/s390.md, config/sparc/netbsd-elf.h,
+ config/sparc/openbsd.h, config/sparc/sparc.c,
+ config/xtensa/lib2funcs.S: Fix comment formatting.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.c, config/arc/arc.c,
+ config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
+ config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
+ config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
+ config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
+ config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
+ config/ia64/ia64.c, config/ia64/unwind-ia64.c,
+ config/iq2000/iq2000.c, config/m32r/m32r.c,
+ config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
+ config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
+ config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
+ config/rs6000/rs6000.h, config/sparc/sparc.c,
+ config/vax/vax.c: Fix comment typos. Follow spelling
+ conventions.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
+ caller-save.c, df.h, genconfig.c, global.c, lcm.c,
+ ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
+ sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
+ config/arm/fpa.md, config/arm/iwmmxt.md,
+ config/arm/netbsd-elf.h, config/arm/netbsd.h,
+ config/m68hc11/m68hc11.md, config/mips/iris5.h,
+ config/mn10300/mn10300.md, config/rs6000/altivec.md,
+ config/sparc/netbsd-elf.h: Update copyright.
+
+2004-02-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
+ for all modes whose size is greater than 8 bytes if ARCH32.
+ (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
+ by reference if ARCH32.
+
+2004-02-04 Aldy Hernandez <aldyh@redhat.com>
+
+ * cgraphunit.c (cgraph_postorder): Fix typo in comment.
+
+2004-02-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
+ to before adddi3 insn patterns.
+ ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
+ "reload_insi"): Move to before addsi3 insn patterns.
+
+2004-02-04 Mark Mitchell <mark@codesourcery.com>
+
+ * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
+ parameter. Use it instead of current_function_is_thunk.
+ * function.h (struct function): Update documentation for is_thunk.
+ * tree.h (CALL_FROM_THUNK_P): New macro.
+ * config/alpha/alpha.c (alpha_sa_mask): Do not check
+ no_new_pseudos when testing current_function_is_thunk.
+ * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
+ TARGET_SETUP_INCOMING_VARARGS.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * emit-rtl.c (gen_rtx): Remove.
+ * genattrtab.c: Don't mention gen_rtx in a comment.
+ * rtl.h: Remove the prototype for gen_rtx.
+ * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc.h, config/fr30/fr30.h
+ (SETUP_INCOMING_VARARGS): Remove the target-independent
+ comments.
+ * doc/tm.texi: Don't mention deprecated target macros.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
+ target-independent comment.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
+ mention deprecated target macros.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config.gcc: Remove obsolete ports and configurations.
+ * config/linux-aout.h, config/netware.h,
+ config/t-linux-gnulibc1, config/d30v/abi,
+ config/d30v/d30v-protos.h, config/d30v/d30v.c,
+ config/d30v/d30v.h, config/d30v/d30v.md,
+ config/d30v/libgcc1.asm, config/d30v/t-d30v,
+ config/dsp16xx/dsp16xx-modes.def,
+ config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
+ config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
+ config/i370/README, config/i370/i370-c.c,
+ config/i370/i370-protos.h, config/i370/i370.c,
+ config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
+ config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
+ config/i386/freebsd-aout.h, config/i386/linux-aout.h,
+ config/i386/moss.h, config/i386/netware.h,
+ config/i386/svr3.ifile, config/i386/svr3dbx.h,
+ config/i386/svr3gas.h, config/i386/svr3z.ifile,
+ config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
+ config/i960/i960-c.c, config/i960/i960-coff.h,
+ config/i960/i960-modes.def, config/i960/i960-protos.h,
+ config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
+ config/i960/rtems.h, config/i960/t-960bare,
+ config/m68k/hp310.h, config/m68k/hp320.h,
+ config/m68k/hp320base.h, config/m68k/m68kv4.h,
+ config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
+ Remove.
+ * doc/extend.texi, doc/install.texi, doc/invoke.texi,
+ doc/md.texi: Remove mentions of obsolete ports.
+
+2004-02-04 Jan Hubicka <jh@suse.cz>
+
+ * alias.c (find_base_term, get_addr): Do not dereference NULL
+ pointer when all VALUE's locations has been invalidated.
+ (rtx_equal_for_memref_p): Simplify checking of VALUEs.
+
+2004-02-03 Wolfgang Bangerth <bangerth@dealii.org>
+
+ * doc/invoke.texi (x86 options): Fix spelling/wording.
+
+2004-02-03 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
+ put the original string in a comment.
+ * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
+ * config/mips/mips.c (mips_output_ascii): Likewise.
+ * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (GIV_SORT_CRITERION): Poison.
+ * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
+ * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
+
+2004-02-03 Roger Sayle <roger@eyesopen.com>
+
+ PR target/9348
+ * expr.c (expand_expr_real) <MULT_EXPR>: When performing widening
+ multiplies with a multiplication of the wrong signedness, its the
+ signedness of the multiplication that we've performed that needs to
+ be passed to expand_mult_highpart_adjust. Avoid emitting a nop-move
+ if expand_mult_highpart_adjust places the result in target.
+
+2004-02-03 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
+
+2004-02-03 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config.gcc (sh[234]l): Use little endian fragments.
+
+2004-02-03 Paul Koning <pkoning@equallogic.com>
+
+ * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
+ * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
+ * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
+ encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
+ floating point format.
+ (pdp11_f_format, pdp11_d_format): New real_format descriptors for
+ the above functions.
+ (output_move_quad): Output float values in correct target format.
+ (legitimate_const_double_p): New function.
+ * config/pdp11/pdp11.h: Fix typos.
+ (FLOAT_WORDS_BIG_ENDIAN): Add definition.
+ (TARGET_FLOAT_FORMAT): Ditto.
+ (pdp11_f_format, pdp11_d_format): Add external declarations.
+ (MAX_REGS_PER_ADDRESS): Corrected.
+ (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
+ (PRINT_OPERAND): Output float literals in target format.
+
+2004-02-03 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/13975
+ * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
+ TI_PRIVATE.
+ (access_public_node): Redefine.
+ (access_protected_node): Likewise.
+ (access_private_node): Likewise.
+ * tree.c (build_common_tree_nodes): Create access_public_node,
+ access_protected_node, and access_private_node.
+
+2004-02-03 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
+ (MASK_INLINE_INT_DIV_THR): Ditto.
+ (MASK_INLINE_SQRT_LAT): Ditto.
+ (MASK_INLINE_SQRT_THR): Ditto.
+ (MASK_DWARF2_ASM): Ditto.
+ (MASK_EARLY_STOP_BITS): Ditto.
+
+2004-02-02 Paul Brook <paul@codesourcery.com>
+
+ Merge from csl-arm-branch.
+
+ 2004-01-30 Paul Brook <paul@codesourcery.com>
+
+ * aof.h (REGISTER_NAMES): Add vfp reg names
+ (ADDITIONAL_REGISTER_NAMES): Ditto.
+ * aout.h (REGISTER_NAMES): Ditto.
+ (ADDITIONAL_REGISTER_NAMES): Ditto.
+ * arm-protos.h: Update/Add Prototypes.
+ * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
+ Only allow 0.0 for VFP.
+ (fp_consts_inited): Rename from fpa_consts_inited. Update users.
+ (values_fp): Rename from values_fpa. Update Users.
+ (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
+ Update users. Only check valid constants for this hardware.
+ (arm_float_rhs_operand): Rename from fpa_rhs_operand. Update Users.
+ Only allow consts for FPA.
+ (arm_float_add_operand): Rename from fpa_add_operand. Update users.
+ Only allow consts for FPA.
+ (use_return_insn): Check for saved VFP regs.
+ (arm_legitimate_address_p): Handle VFP DFmode addressing.
+ (arm_legitimize_address): Ditto.
+ (arm_general_register_operand): New function.
+ (vfp_mem_operand): New function.
+ (vfp_compare_operand): New function.
+ (vfp_secondary_reload_class): New function.
+ (arm_float_compare_operand): New function.
+ (vfp_print_multi): New function.
+ (vfp_output_fstmx): New function.
+ (vfp_emit_fstm): New function.
+ (arm_output_epilogue): Output VPF reg restore code.
+ (arm_expand_prologue): Output VFP reg save code.
+ (arm_print_operand): Add 'P'.
+ (arm_hard_regno_mode_ok): Return modes for VFP regs.
+ (arm_regno_class): Return classes for VFP regs.
+ (arm_compute_initial_elimination_offset): Include space for VFP regs.
+ (arm_get_frame_size): Ditto.
+ * arm.h (FIXED_REGISTERS): Add VFP regs.
+ (CALL_USED_REGISTERS): Ditto.
+ (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
+ (FIRST_VFP_REGNUM): Define.
+ (LAST_VFP_REGNUM): Define.
+ (IS_VFP_REGNUM): Define.
+ (FIRST_PSEUDO_REGISTER): Include VFP regs.
+ (HARD_REGNO_NREGS): Handle VFP regs.
+ (REG_ALLOC_ORDER): Add VFP regs.
+ (enum reg_class): Add VFP_REGS.
+ (REG_CLASS_NAMES): Ditto.
+ (REG_CLASS_CONTENTS): Ditto.
+ (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
+ (REG_CLASS_FROM_LETTER): Add 'w'.
+ (EXTRA_CONSTRAINT_ARM): Add 'U'.
+ (EXTRA_MEMORY_CONSTRAINT): Define.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
+ (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
+ (REGISTER_MOVE_COST): Ditto.
+ (PREDICATE_CODES): Add arm_general_register_operand,
+ arm_float_compare_operand and vfp_compare_operand.
+ * arm.md (various): Rename as above.
+ (divsf3): Enable when TARGET_VFP.
+ (divdf3): Ditto.
+ (movdfcc): Ditto.
+ (sqrtsf2): Ditto.
+ (sqrtdf2): Ditto.
+ (arm_movdi): Disable when TARGET_VFP.
+ (arm_movsi_insn): Ditto.
+ (movsi): Only split with general regs.
+ (cmpsf): Use arm_float_compare_operand.
+ (push_fp_multi): Restrict to TARGET_FPA.
+ (vfp.md): Include.
+ * vfp.md: New file.
+ * fpa.md (various): Rename as above.
+ * doc/md.texi: Document ARM w and U constraints.
+
+ 2004-01-15 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc: Add with_fpu. Allow with-float=softfp.
+ * config/arm/arm.c (arm_override_options): Rename *-s to *s.
+ Break out of loop when we find a float-abi. Fix typo.
+ * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
+ Set -mfloat-abi=.
+ * doc/install.texi: Document --with-fpu.
+
+ 2003-01-14 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc (with_arch): Add armv6.
+ * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
+ * config/arm/arm.c (arm_overrride_options): Ditto.
+
+ 2004-01-08 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
+ (FL_ARCH6): Renamed from FL_ARCH6J.
+ (arm_arch3m): Renamed from arm_fast_multiply.
+ (arm_arch6): Renamed from arm_arch6j.
+ * arm.h: Update all uses of above.
+ * arm-cores.def: Likewise.
+ * arm.md: Likewise.
+
+ * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
+ not arm6j. Add entry for arch armv6.
+
+ 2004-01-07 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_emit_extendsi): Delete.
+ * arm-protos.h (arm_emit_extendsi): Delete.
+ * arm.md (zero_extendhisi2): Also handle zero-extension of
+ non-subregs.
+ (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
+ (thumb_zero_extendhisi2): Only match if not v6.
+ (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
+ (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
+ (thumb_extendqisi2): Likewise.
+ (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
+ (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
+ (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
+ (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
+ (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
+ (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
+ (arm_zero_extendhisi2addsi): Remove subreg. Add attributes.
+ (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
+ (arm_extendqisi2addsi): Likewise.
+
+ 2003-12-31 Mark Mitchell <mark@codesourcery.com>
+
+ Revert this change:
+ * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
+ + REG addressing modes.
+
+ * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
+ + REG addressing modes.
+
+ 2003-12-30 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
+ CONSTANT_P_RTX.
+
+ 2003-30-12 Paul Brook <paul@codesourcery.com>
+
+ * longlong.h: protect arm inlines with !defined (__thumb__)
+
+ 2003-30-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
+
+ 2003-12-30 Nathan Sidwell <nathan@codesourcery.com>
+
+ * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
+ change.
+
+ 2003-12-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * builtins.c (expand_builtin_apply_args_1): Add pretend args size
+ to the virtual incoming args pointer for downward stacks.
+
+ 2003-12-29 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-cores.def: Add cost function.
+ * config/arm/arm.c (arm_*_rtx_costs): New functions.
+ (arm_rtx_costs): Remove
+ (struct processors): Add rtx_costs field.
+ (all_cores, all_architectures): Ditto.
+ (arm_override_options): Set targetm.rtx_costs.
+ (thumb_rtx_costs): New function.
+ (arm_rtx_costs_1): Remove cases handled elsewhere.
+ * config/arm/arm.h (processor_type): Add COSTS parameter.
+
+ 2003-12-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
+ (arm926ejs.md): Include it.
+ * config/arm/arm926ejs.md: New pipeline description.
+
+ 2003-12-24 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_arch6j): New variable.
+ (arm_override_options): Set it.
+ (arm_emit_extendsi): New function.
+ * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
+ * config/arm/arm.h (arm_arch6j): Declare.
+ * config/arm/arm.md: Add sign/zero extend insns.
+
+ 2003-12-23 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (all_architectures): Add armv6.
+ * doc/invoke.texi: Document it.
+
+ 2003-12-19 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md: Add load1 and load_byte "type" attrs. Modify
+ insn patterns to match.
+ * config/arm/arm-generic.md: Ditto.
+ * config/arm/cirrus.md: Ditto.
+ * config/arm/fpa.md: Ditto.
+ * config/amm/iwmmxt.md: Ditto.
+ * config/arm/arm1026ejs.md: Ditto.
+ * config/arm/arm1135jfs.md: Ditto. Add insn_reservation and bypasses
+ for 11_loadb.
+
+ 2003-12-18 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
+ * config/arm/arm.c (arm_adjust_cost): Check shift cost for
+ TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
+ (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
+ arm_no_early_mul_dep): Correctly deal with conditional execution,
+ parallels and single shift operations.
+ (arm_no_early_alu_shift_value_dep): Define.
+ * arm.md (attr type): Replace 'normal' with 'alu',
+ 'alu_shift' and 'alu_shift_reg'.
+ (attr core_cycles): Adjust.
+ (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
+ *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
+ *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
+ *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
+ *arith_shiftsi_compare0_scratch, *sub_shiftsi,
+ *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
+ *if_shift_move, *if_move_shift, *if_shift_shift): Set type
+ attribute appropriately.
+ * config/arm/arm1026ejs.md (alu_op): Adjust.
+ (alu_shift_op, alu_shift_reg_op): New.
+ * config/arm/arm1136.md: Add better bypasses for early
+ registers. Remove load[234] and store[234] bypasses.
+ (11_alu_op): Adjust.
+ (11_alu_shift_op, 11_alu_shift_reg_op): New.
+
+ 2003-12-15 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
+ arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
+ * config/arm/arm.c (arm_no_early_store_addr_dep,
+ arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
+ * config/arm/arm1026ejs.md: Add load-store bypass.
+ * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
+ Add bypasses between instructions.
+
+ 2003-12-10 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_fpu_model): New variable.
+ (arm_fload_abi): New variable.
+ (target_fpe_name): Rename from target_fp_name.
+ (target_fpu_name): New variable.
+ (arm_is_cirrus): Remove.
+ (fpu_desc): New struct.
+ (all_fpus): Define.
+ (pf_model_for_fpu): Define.
+ (all_loat_abis): Define.
+ (arm_override_options): Set fp arch flags based on -mfpu=
+ and -float-abi=.
+ (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
+ (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
+ (*): Use new TARGET_* flags.
+ * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
+ (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
+ (TARGET_SOFT_FLOAT): Ditto.
+ (TARGET_SOFT_FLOAT_ABI): New.
+ (TARGET_MAVERICK): Rename from TARGET_CIRRUS. No longer implies
+ TARGET_HARD_FLOAT.
+ (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
+ (TARGET_OPTIONS): Add -mfpu=.
+ (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
+ (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
+ (arm_pf_model): Define.
+ (arm_float_abi_type): Define.
+ (fputype): Add FPUTYPE_VFP. Change SOFT_FPA->NONE
+ * config/arm/arm.md: Use new TARGET_* flags.
+ * config/arm/cirrus.md: Ditto.
+ * config/arm/fpa.md: Ditto.
+ * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
+ * config/arm/semi.h (ASM_SPEC): Ditto.
+ * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
+ (FPUTYPE_DEFAULT): Set to VFP.
+ * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
+
+ 2003-11-22 Phil Edwards <phil@codesourcery.com>
+
+ PR target/12476
+ * config/arm/arm.c (arm_output_mi_thunk): In Thumb mode, use
+ 'bx' instead of 'b' to avoid branch range restrictions. Output
+ the thunk immediately before the thunked-to function.
+ * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Do not emit
+ .thumb_func if a thunk is being generated. Emit .code 16 along
+ with .thumb_func if a thunk is not being generated.
+
+ 2003-11-15 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
+ arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
+ * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
+ (lshrdi3_iwmmxt): Renamed from lshrdi3.
+ * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
+
+ 2003-11-12 Steve Woodford <scw@wasabisystems.com>
+ Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
+ code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
+
+ 2003-11-05 Phil Edwards <phil@codesourcery.com>
+
+ * config/arm/arm.md (insn): Add new V6 instruction names.
+ (generic_sched): New attr.
+ * config/arm/arm-generic.md: Use generic_sched here.
+ * config/arm/arm1026ejs.md: Do not model fetch/issue/decode
+ stages of pipeline. Adjust latency counts accordingly.
+ * config/arm/arm1136jfs.md: New file.
+
+ 2003-10-28 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/arm.h (processor_type): New enumeration type.
+ (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
+ ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
+ (CPP_CPU_ARCH_SPEC): Likewise.
+ * config/arm/arm.c (arm_tune): New variable.
+ (all_cores): Use cores.def.
+ (all_architectures): Add representative processor.
+ (arm_override_options): Restructure way in which tuning
+ information is deduced.
+ * arm.md: Update "insn" and "type" attributes throughout.
+ (insn): New attribute.
+ (type): Compute "mult" from "insn" attribute. Add load2,
+ load3, load4 alternatives.
+ (arm automaton): Move to arm-generic.md.
+ * config/arm/arm-cores.def: New file.
+ * config/arm/arm-generic.md: Likewise.
+ * config/arm/arm1026ejs.md: Likewise.
+
+2004-02-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/invoke.texi (SPARC options): Remove -mflat and
+ all -mxxx (xxx:chip) options.
+ * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
+ * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
+ * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
+ * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
+ * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
+ * config/sparc/sparc.c: Likewise.
+ (sparc_output_function_prologue): Remove TARGET_FLAT handling.
+ (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
+ (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
+ (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
+ (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
+ (sparc_flat_must_save_register_p): Likewise.
+ (sparc_flat_compute_frame_size): Likewise.
+ (sparc_flat_save_restore): Likewise.
+ (sparc_flat_function_prologue): Likewise.
+ (sparc_flat_function_epilogue): Likewise.
+ (sparc_flat_epilogue_delay_slots): Likewise.
+ (sparc_flat_eligible_for_epilogue_delay): Likewise.
+ (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
+ * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
+ (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
+ (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
+ (CONDITIONAL_REGISTER_USAGE): Likewise.
+ (FRAME_POINTER_REQUIRED): Likewise.
+ (INITIAL_ELIMINATION_OFFSET): Likewise.
+ (BASE_RETURN_VALUE_REG): Likewise.
+ (BASE_OUTGOING_VALUE_REG): Likewise.
+ (BASE_PASSING_ARG_REG): Likewise.
+ (BASE_INCOMING_ARG_REG): Likewise.
+ (INCOMING_REGNO): Likewise.
+ (OUTGOING_REGNO): Likewise.
+ (LOCAL_REGNO): Likewise.
+ (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
+ (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
+ (EPILOGUE_USES): Likewise.
+ * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
+ ("flat" attribute): Delete.
+ (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
+ handling.
+ (call followed by jump define_peephole's): Delete.
+ (exception_receiver): Likewise.
+ (builtin_setjmp_receiver): Likewise.
+ * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
+
+2004-02-03 Paolo Bonzini <bonzini@gnu.org>
+
+ PR c/11658
+ PR c/13994
+ * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
+ on langhooks.h.
+ * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
+ * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
+ Include langhooks.h. Replace c_common_truthvalue_conversion
+ with the truthvalue_conversion language hook throughout.
+ (expr_no_commas): Call default_conversion before save_expr
+ for the first term of the production 'x ? : y'.
+ * c-common.c (c_common_truthvalue_conversion): Remove
+ obsolete block. Invoke recursively the hook instead
+ of this function.
+ * c-convert.c (convert): handle ERROR_MARK_NODE.
+ * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
+ returned by the truthvalue_conversion language hook.
+ * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
+ c_objc_common_truthvalue_conversion.
+ * c-objc-common.c (c_objc_common_truthvalue_conversion):
+ New function.
+ * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
+ * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
+ c_objc_common_truthvalue_conversion.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
+ of gen_rtx.
+ (LIBCALL_VALUE): Likewise.
+ * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
+ gen_rtx_CC0 instead of gen_rtx.
+ * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
+ gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
+ (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
+ gen_rtx.
+ (m68hc11_emit_logical): Likewise.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
+ config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
+ config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
+ config/m32r/m32r.md, config/m68hc11/m68hc11.c,
+ config/mips/mips.md, config/mmix/mmix.c,
+ config/mn10300/mn10300.c, config/mn10300/mn10300.md,
+ config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
+ config/rs6000/altivec.md, config/s390/s390.c,
+ config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
+ config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
+ Use const0_rtx instead of GEN_INT (0). Do the same for other
+ constants that are readily available.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doloop.c, optabs.c, regmove.c, sched-deps.c,
+ config/i386/i386.c, config/i386/i386.md: Use const0_rtx
+ instead of GEN_INT (0). Do the same for other constants that
+ are readily available.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
+ gen_rtx.
+ * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
+ instead of gen_rtx.
+ * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
+ gen_rtx.
+ * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
+ gen_rtx_ASHIFT instead of gen_rtx.
+ (udivmodqi4): Likewise.
+
+2004-02-02 Richard Henderson <rth@redhat.com>
+
+ PR target/13789
+ * expr.c (store_expr): Use force_operand before emit_move_insn.
+
+2004-02-02 Jeff Law <law@redhat.com>
+ Roger Sayle <roger@eyesopen.com>
+
+ * tree.c (commutative_tree_code, associative_tree_code): New
+ functions.
+ (iterative_hash_expr): Use commutative_tree_code.
+ * tree.h (commutative_tree_code, associative_tree_code): Declare.
+ * fold-const.c (operand_equal_p): Use commutative_tree_code
+ rather than inlining the commutativity check.
+ (fold): Likewise.
+
+2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
+ * config/frv/frv-protos.h: Remove the prototype for
+ frv_function_arg_keep_as_reference.
+ * config/frv/frv.c (frv_function_arg_keep_as_reference):
+ Remove.
+ * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
+ * config/stormy16/stormy16.h: Remove the commented-out
+ definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
+
+2004-02-03 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/13914
+ * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
+ for retaddr_column.
+
+2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
+ gen_rtx.
+
+2004-02-02 Eric Christopher <echristo@redhat.com>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * c-opts.c (c_common_handle_option): Add -finput-charset.
+ * c.opt: Ditto.
+ * cppcharset.c (one_iso88591_to_utf8): Remove.
+ (convert_iso88591_utf8): Ditto.
+ (conversion_tab): Remove 8859-1 converter.
+ (_cpp_input_to_utf8): Remove.
+ (_cpp_init_iconv_buffer): Ditto.
+ (_cpp_close_iconv_buffer): Ditto.
+ (_cpp_convert_input): New function.
+ (_cpp_default_encoding): Ditto.
+ * cpphash.h: Add/remove prototypes for above.
+ * cppfiles.c (read_file_guts): Use _cpp_convert_input.
+ * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
+ for narrow execution and input character sets.
+ * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
+ * doc/cppopts.texi: Document -finput-charset.
+
+2004-02-02 David Edelsohn <edelsohn@gnu.org>
+
+ * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
+ against FIRST_PSEUDO_REGISTER.
+
+2004-02-02 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/invoke.texi (SPARC options): Further improve.
+
+2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
+ config/h8300/h8300.c, config/ip2k/ip2k.md,
+ config/iq2000/iq2000.c, config/mips/mips.c,
+ config/rs6000/rs6000.c, config/rs6000/rs6000.md,
+ config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
+ config/v850/v850.md: Fix indentation.
+
+2004-02-02 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_slotno): Align TImode
+ arguments on a 16-byte boundary in the parameter array if ARCH64.
+ Split handling of TFmode.
+
+2004-02-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
+ Don't test CONSTANT_P (x).
+ (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
+ ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
+ Fix misindentation.
+
+2004-02-02 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
+
+2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
+ config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
+ config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
+ config/iq2000/iq2000.c, config/m32r/m32r.c,
+ config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
+ config/mn10300/mn10300.c, config/rs6000/rs6000.c,
+ config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
+ config/stormy16/stormy16.c, config/v850/v850.md,
+ config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
+
+2004-02-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mcore/mcore.c (block_move_sequence): Replace
+ gen_rtx_CONST_INT with GEN_INT.
+
+2004-02-02 Jan Hubicka <jh@suse.cz>
+
+ * alias.c (record_set): Use hard_regno_nregs.
+ * bt-load.c (find_btr_reference, note_btr_set): Likewise.
+ * builtins.c (apply_args_size): Likewise.
+ * caller-save.c (setup_save_areas, save_call_clobbered_regs,
+ mark_set_regs, add_stored_regs, mark_referenced_regs,
+ insert_restore, insert_save, insert_one_insn): Likewise.
+ * cfgcleanup.c: Include regs.h
+ (mark_effect, mentions_nonequal_regs): Likewise.
+ * cfgrtl.c (mark_killed_regs): Likewise
+ * combine.c (update_table_tick, record_value_for_reg,
+ record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
+ reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
+ reg_bitfield_target_p, distribute_notes): Likewise.
+ * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
+ exp_equiv_p, cse_insn): Likewise.
+ * cselib.c (cselib_lookup): Likewise.
+ (cselib_invalidate_regno, cselib_record_set): Likewise.
+ * df.c (df_ref_record): Likewise.
+ * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
+ Likewise.
+ * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
+ count_or_remove_death_notes_bb): Likewise.
+ * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
+ * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
+ mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
+ * integrate.c (mark_stores): Likewise.
+ * jump.c (delete_prior_computation): Likewise.
+ * lcm.c (reg_dies, reg_becomes_live): Likewise.
+ * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
+ * loop.c (LOOP_REGNO_NREGS): Likewise.
+ * postreload.c (reload_combine, reload_combine_note_store,
+ reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
+ * ra-colorize.c (combine, color_usable_p, get_free_reg,
+ calculate_dont_begin, calculate_dont_begin, colorize_one_web,
+ try_recolor_web, insert_coalesced_conflicts, check_colors,
+ break_precolored_alias): Likewise.
+ * ra-debug.c: Include regs.h
+ (ra_print_rtx_object): Likewise.
+ * ra-rewrite (choose_spill_colors): Likewise.
+ (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
+ * ra.c (init_ra): Likewise.
+ * recog.c (reg_fits_class_p, peep2_reg_dead_p,
+ peep2_find_free_register): Likewise.
+ * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
+ * regclass.c (hard_regno_nregs): New array.
+ (init_reg_modes_once): Initialize it.
+ (choose_hard_reg_mode): Use it.
+ (record_reg_classes): Likewise.
+ * regmove.c (mark_flags_life_zones): Likewise.
+ * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
+ scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
+ copy_value, maybe_mode_change, find_oldest_value_reg,
+ copyprop_hardreg_forward_1):
+ * regs.h (hard_regno_nregs): Declare.
+ * reload.c (reload_inner_reg_of_subreg): Use it.
+ (push_reload, combine_reloads, find_dummy_reload,
+ hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
+ refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
+ reload_adjust_reg_for_mode): Likewise.
+ * reload1.c (compute_use_by_pseudos, count_pseudo,
+ count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
+ spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
+ clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
+ allocate_reload_reg, choose_reload_regs, emit_reload_insns,
+ delete_output_reload): Likewise.
+ * resource.c (update_live_status, mark_referenced_resources,
+ mark_set_resources, mark_target_live_regs): Likewise.
+ * rtlanal.c: Include regs.h
+ (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
+ dead_or_set_regno_p, find_regno_note, find_reg_fusage,
+ subreg_regno_offset, subreg_offset_representable_p,
+ hoist_test_store): Likewise.
+ * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
+ * sched-rgn.c (check_live_1, update_live_1): Likewise.
+ * stmt.c: Include regs.h
+ (decl_conflicts_with_clobbers_p): Likewise.
+ * varasm.c (make_decl_rtl): Likewise.
+ * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
+
+2004-02-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
+ config/arm/linux-gas.h, config/arm/netbsd-elf.h,
+ config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
+ config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
+ config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
+ config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
+ config/iq2000/iq2000.h, config/m32r/m32r.c,
+ config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
+ config/m68hc11/m68hc11.md, config/m68k/m68k.md,
+ config/mcore/mcore.c, config/mcore/mcore.h,
+ config/mcore/mcore.md, config/mips/mips.c,
+ config/ns32k/ns32k.h, config/ns32k/ns32k.md,
+ config/rs6000/rs6000.c, config/s390/s390.c,
+ config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
+ config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
+ "gen_rtx (FOO, " with "gen_rtx_FOO (".
+
+2004-02-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (two peephole2's): New.
+
+2004-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
+ (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
+ (ASM_CPU_SPEC): Likewise
+ * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
+ (ASM_CPU_SPEC): Remove -mcpu=v8plus. Handle -mcpu=ultrasparc3.
+
+2004-02-01 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
+ isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
+ (expand_builtin): Always call expand_builtin_pow.
+
+2004-02-01 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
+ BUILT_IN_SIGNBITL): New GCC builtins.
+ * builtins.c (expand_builtin_signbit): New function to RTL expand
+ calls to signbit, signbitf and signbitl as inline intrinsics.
+ (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
+ (fold_builtin_signbit): New function to perform constant folding
+ of signbit, signbitf and signbitl.
+ (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
+
+ * doc/extend.texi: Document new signbit{,f,l} builtins.
+
+2004-02-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
+
+2004-02-01 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.h (PREDICATE_CODES): Remove entries for
+ "mips_const_double_ok" and "simple_memory_operand", which were
+ removed from the MIPS port with the mips-3_4-rewrite branch merge.
+ * config/mips/mips.c (mips16_lay_out_constants): Update comment
+ for removal of simple_memory_operand.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/c4x/c4x.md: Use GEN_INT instead of
+ gen_rtx (CONST_INT, ...).
+
+2004-01-31 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (output_constant_pool): Don't zap the pool.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genrecog.c (decision_type): Add DT_const_int.
+ (write_cond) [DT_const_int]: Print a comparison against small
+ constant.
+ (write_node): Simplify comparisons against small constants
+ before printing tests.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
+ instead of gen_rtx_CONST_INT.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
+ instead of gen_rtx_CONST_INT.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
+ hook_bool_CUMULATIVE_ARGS_false.
+ * targhooks.c (default_strict_argument_naming): Rename to
+ hook_bool_CUMULATIVE_ARGS_false.
+ * targhooks.h: Update the prototype for
+ default_strict_argument_naming.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
+ * config/sh/sh.h: Likewise.
+ * config/sh/sh.md: Likewise.
+
+2004-01-31 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/invoke.texi (SPARC options): Restructure and update.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
+ STRICT_ARGUMENT_NAMING): Poison.
+ * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
+ hook_bool_tree_false.
+ * targhooks.c (default_promote_function_args): Remove.
+ (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
+ Don't check incoming.
+ (default_strict_argument_naming): Don't use
+ STRICT_ARGUMENT_NAMING.
+ * targhooks.h: Remove the prototype for
+ default_promote_function_args.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i386/i386-protos.h: Remove the prototype for
+ ix86_setup_incoming_varargs.
+ * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (ix86_setup_incoming_varargs): Make it static.
+ * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alloc-pool.c: Fix comment typos.
+ * builtin-types.def: Likewise.
+ * builtins.def: Likewise.
+ * c-pretty-print.c: Likewise.
+ * df.h: Likewise.
+ * reload1.c: Likewise.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/invoke.texi: Follow spelling conventions.
+ * doc/tm.texi: Likewise.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/install.texi: Fix typos.
+ * doc/invoke.texi: Likewise.
+
+2004-01-31 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_decompose_address): Do not treat virtual
+ registers as pointers.
+ * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
+
+2004-01-31 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
+ and restore it to gen_lowpart_general on exit.
+ (gen_lowpart_for_combine): Adjust all callers to go through
+ gen_lowpart.
+ * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
+ and restore it to gen_lowpart_general on exit.
+ (gen_lowpart_if_possible): Adjust all callers to go through
+ gen_lowpart.
+ * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
+ (gen_lowpart): Declare as pointer to function, initialized to
+ gen_lowpart_general.
+ * rtl.h (gen_lowpart): Declare as pointer to function.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
+ * calls.c: Likewise.
+ * emit-rtl.c: Likewise.
+ * function.c: Likewise.
+ * reload1.c: Likewise.
+ * config/i386/cygming.h: Likewise.
+ * config/i386/i386.c: Likewise.
+ * config/i386/winnt.c: Likewise.
+
+2004-01-30 Dara Hazeghi <dhazeghi@yahoo.com>
+
+ PR bootstrap/9249
+ * doc/install.texi: document --enable-__cxa_atexit option.
+ * configure.ac: Disable __cxa_atexit if not supported.
+ * configure: Regenerate.
+
+2004-01-30 Daniel Berlin <dberlin@dberlin.org>
+
+ * ggc-zone.c (ggc_free): New function.
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
+ cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
+ flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
+ ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
+ tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
+ config/alpha/alpha.c, config/alpha/alpha.h,
+ config/alpha/alpha.md, config/alpha/unicosmk.h,
+ config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
+ config/c4x/c4x-protos.h, config/c4x/c4x.md,
+ config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
+ config/frv/frvend.c, config/i386/cygming.h,
+ config/i386/djgpp.h, config/i386/emmintrin.h,
+ config/i386/gthr-win32.c, config/i386/i386-interix.h,
+ config/i386/i386-protos.h, config/i386/openbsd.h,
+ config/i386/winnt.c, config/i386/xm-mingw32.h,
+ config/i386/xmmintrin.h, config/ia64/ia64.md,
+ config/iq2000/iq2000.md, config/m32r/m32r.md,
+ config/m68k/m68k.md, config/mcore/mcore-elf.h,
+ config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
+ config/mips/iris5gas.h, config/mips/iris6.h,
+ config/mips/iris6gas.h, config/mips/linux.h,
+ config/mips/mips.md, config/mips/netbsd.h,
+ config/mips/openbsd.h, config/mips/windiss.h,
+ config/pa/fptr.c, config/rs6000/aix.h,
+ config/rs6000/altivec.h, config/rs6000/darwin.h,
+ config/rs6000/xcoff.h, config/s390/s390-protos.h,
+ config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
+ config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
+ config/sparc/sol2.h: Update copyright.
+
+2004-01-30 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in (abs_docdir, abs_srcdir): Define.
+ (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genconfig.c (main): Have CC0_P check its operand even on a
+ target without cc0.
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.c: Remove mentions of deprecates macros
+ in comments, remove some target-independent comments about target
+ macros, and/or add minimal function comments for target hook
+ implementations.
+ * config/avr/avr.c: Likewise.
+ * config/ia64/ia64.h: Likewise.
+ * config/ip2k/ip2k.c: Likewise.
+ * config/iq2000/iq2000.c: Likewise.
+ * config/m32r/m32r.h: Likewise.
+ * config/m68hc11/m68hc11.c: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/mmix/mmix.c: Likewise.
+ * config/mn10300/mn10300.c: Likewise.
+ * config/pa/pa.c: Likewise.
+ * config/pdp11/pdp11.c: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/sh/sh.h: Likewise.
+ * config/sparc/sparc.c: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/stormy16/stormy16.c: Likewise.
+ * config/xtensa/xtensa.c: Likewise.
+
+2004-01-30 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR optimization/12147
+ * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
+ RELOAD_FOR_OPADDR_ADDR.
+ (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
+ might be reused as RELOAD_FOR_OPADDR_ADDR register.
+
+2004-01-30 Jan Hubicka <jh@suse.cz>
+
+ * reload.c (get_secondary_mem): Fix updating of
+ secondary_memlocs_elim_used.
+
+2004-01-30 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (struct rtx_const, struct pool_constant): Remove.
+ (MAX_RTX_HASH_TABLE): Remove.
+ (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
+ (first_pool, last_pool, pool_offset): Remove.
+ (struct rtx_constant_pool): Split out from ...
+ (struct varasm_status): ... here. Reference one via pointer.
+ (struct constant_descriptor_rtx): Merge struct pool_constant.
+ (SYMHASH): Remove.
+ (decode_rtx_const): Remove.
+ (const_hash_rtx, compare_constant_rtx): Remove.
+ (record_constant_rtx): Remove.
+ (const_desc_rtx_hash, const_desc_rtx_eq): New.
+ (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
+ (const_rtx_hash_1, const_rtx_hash): New.
+ (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
+ (simplify_subtraction): Use simplify_rtx.
+ (force_const_mem): Rewrite to use new data structures.
+ (find_pool_constant): Likewise.
+ (get_pool_constant, get_pool_constant_mark,
+ get_pool_constant_for_function, get_pool_mode,
+ get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
+ (output_constant_pool_2): Split out from output_constant_pool.
+ (output_constant_pool_1): Likewise. Use new pool datastructures.
+ (output_constant_pool): Zap entire pool datastructure.
+ (mark_constant): Use new pool datastructures.
+ (mark_constants): Use for_each_rtx.
+ (mark_constant_pool): Use new pool datastructures.
+
+2004-01-30 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
+ Copy operands[1] to pseudo for simplify_gen_subreg.
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gcse.c (bypass_block): Fix a typo in the previous check-in
+ to the file.
+
+2004-01-30 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * toplev.c: Include alloc-pool.h.
+ * Makefile.in (toplev.c): Update dependencies.
+
+2004-01-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * combine.c (simplify_shift_const, case XOR): Be careful when
+ commuting XOR with ASHIFTRT.
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+ Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc-protos.h: Remove the prototype for
+ sparc_builtin_saveregs.
+ * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (sparc_builtin_saveregs): Make it static.
+ (sparc_promote_prototypes): New.
+ (sparc_struct_value_rtx): Likewise.
+ (sparc_return_in_memory): Likewise.
+ * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (STRUCT_VALUE_INCOMING): Likewise.
+ (EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+
+ * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
+
+2004-01-30 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR c/12818
+ * varasm.c (const_hash_1) <STRING_CST>: Use the
+ address to compute the hash value if flag_writable_strings.
+ (compare_constant) <STRING_CST>: Compare the addresses
+ if flag_writable_strings.
+ (build_constant_desc): Do not copy the expression for a
+ STRING_CST if flag_writable_strings.
+
+2004-01-30 Jan Hubicka <jh@suse.cz>
+
+ * alloc-pool.c: Include hashtab.h
+ (alloc_pool_descriptor): New structure
+ (alloc_pool_hash): New global variable.
+ (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
+ (create_alloc_pool): Update statistics.
+ (free_alloc_pool): Likewise.
+ (pool_alloc): Likewise.
+ (output_info): New structure
+ (print_statistics, dump_alloc_pool_statistics): New function.
+ * alloc-pool.h (alloc_pool_def): Turn name to be constant.
+ (dump_alloc_pool_statistics): Declare.
+ * toplev.c (finalize): Dump statistics.
+
+ * reload.c (secondary_memlocs_elim_used): New static variable.
+ (get_secondary_mem): Update it.
+ (find_reloads): Use it.
+
+2004-01-30 Steven Bosscher <s.bosscher@student.tudelft.nl>
+
+ * toplev.c: Fix broken checkin of 2003-12-30, again.
+
+2004-01-30 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
+ s390*-*-* targets by specifying a 'nop' insn.
+ * configure: Regenerate.
+
+2004-01-30 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/11475
+ * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
+
+2004-01-29 Jakub Jelinek <jakub@redhat.com>
+
+ * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
+ of addr when creating MEM copy.
+
+2004-01-29 Devang Patel <dpatel@apple.com>
+
+ * dwarf2out.c (gen_field_die): Do not equate decl number to die.
+
+2004-01-28 Ian Lance Taylor <ian@wasabisystems.com>
+
+ PR inline-asm/6162
+ * reload.c (find_reloads): Only support one pair of commutative
+ operands.
+
+2004-01-29 Roger Sayle <roger@eyesopen.com>
+
+ PR java/13824
+ * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
+ as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
+ recursion.
+
+2004-01-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/frv/frv.c: Don't mention deprecated macros in
+ comments. Remove some target-independent comments about
+ target macros.
+ * config/frv/frv.h: Likewise.
+
+2004-01-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfghooks.c (split_block): Set probability and count of the
+ new edge.
+
+2004-01-29 Josef Zlomek <zlomekj@suse.cz>
+
+ * dwarf2out.c (struct die_struct): Added field decl_id.
+ (decl_die_table): Changed to hash table.
+ (decl_die_table_allocated): Deleted.
+ (decl_die_table_in_use): Deleted.
+ (DECL_DIE_TABLE_INCREMENT): Deleted.
+ (decl_die_table_hash): New function.
+ (decl_die_table_eq): New function.
+ (lookup_decl_die): Lookup in a hash table.
+ (equate_decl_number_to_die): Insert into a hash table.
+ (dwarf2out_init): Init hash table decl_die_table.
+
+2004-01-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/13424
+ * expr.c (store_constructor): Revert 2003-12-03 change.
+
+ * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
+ expected before returning early. Avoid sharing RTL if they
+ need to be changed.
+
+ * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
+ handling so that memory attributes are preserved. Don't call
+ ix86_set_move_mem_attrs.
+ (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
+ (ix86_expand_clrstr): Rename src argument to
+ dst. Rework rep_stos and strset handling so that memory attributes
+ are preserved.
+ (ix86_expand_strlen): Pass src argument to
+ ix86_expand_strlensi_unroll_1. Rework strlenqi_1 handling so that
+ memory attributes are preserved.
+ (ix86_expand_strlensi_unroll_1): Add src argument. Use
+ change_address instead of gen_rtx_MEM.
+ * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
+ expanders.
+ (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
+ strmovqi, strmovqi_rex64): Remove.
+ (rep_mov*, strmov*): Prefix insn names with *.
+ (strset, strset_singleop, rep_stos): New expanders.
+ (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
+ strsetqi, strsetqi_rex64): Remove.
+ (rep_stos*, strset*): Prefix insn names with *.
+ (rep_stosqi_rex64): Likewise. Fix mode of dirflag reg from DImode
+ to SImode.
+ (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
+ are preserved.
+ (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
+ Prefix insn names with *.
+ (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
+ (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
+ (strlenqi_1): New expander.
+ * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
+
+2004-01-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
+ * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
+ verify_flow_info): Declaration removed.
+ * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
+ (debug_bb, debug_bb_n): Add argument to dump_bb call.
+ * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
+ try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
+ instead of delete_block.
+ * cfghooks.c: Include timevar.h and toplev.h.
+ (cfg_hooks): Define here.
+ (verify_flow_info, dump_bb): Moved from cfg.c.
+ (redirect_edge_and_branch, redirect_edge_and_branch_force,
+ split_block, split_block_after_labels, move_block_after,
+ delete_basic_block, split_edge, create_basic_block,
+ create_empty_bb, can_merge_blocks_p, merge_blocks,
+ make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
+ New functions.
+ * cfghooks.h (struct cfg_hooks): Added fields name,
+ make_forwarder_block, tidy_fallthru_edge and
+ move_block_after. Changed type of verify_flow_info, dump_bb,
+ split_block fields. Renamed cfgh_split_edge and delete_block
+ fields.
+ (redirect_edge_and_branch, redirect_edge_and_branch_force,
+ split_block, delete_block, split_edge, create_basic_block,
+ can_merge_blocks_p, merge_blocks): Macros removed.
+ (cfg_hooks): Do not export.
+ (verify_flow_info, dump_bb, redirect_edge_and_branch,
+ redirect_edge_and_branch_force, split_block, split_block_after_labels,
+ move_block_after, delete_basic_block, split_edge, create_basic_block,
+ create_empty_bb, can_merge_blocks_p, merge_blocks,
+ make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
+ Declare.
+ (cfg_layout_rtl_cfg_hooks): Declare.
+ * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
+ New functions.
+ (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
+ (redirect_edge_with_latch_update): Removed.
+ (make_forwarder_block): Moved to cfghooks.c, semantics changed.
+ * cfgloopmanip.c (remove_bbs): Do not update dominators here.
+ * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
+ rtl_delete_block, rtl_split_block, rtl_merge_blocks,
+ tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
+ cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
+ cfghooks.c.
+ (rtl_create_basic_block): Coding style fix.
+ (rtl_tidy_fallthru_edge, rtl_move_block_after,
+ rtl_make_forwarder_block): New functions.
+ (update_cfg_after_block_merging): Removed.
+ (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
+ * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
+ to dump_bb.
+ * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
+ find_if_case_2): Don't update dominators.
+ * timevar.def (TV_CFG_VERIFY): New.
+ * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
+ * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
+ * cfgloopmanip.c (split_loop_bb): Don't update dominators.
+ (remove_bbs): Don't call remove_bbs.
+ (create_preheader): Use make_forwarder_block.
+ (mfb_keep_just, mfb_update_loops): New static functions.
+
+2004-01-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/avr/avr.h: Remove target-independent comments about
+ target macros.
+
+2004-01-28 Daniel Berlin <dberlin@dberlin.org>
+
+ * timevar.c (timevar_print): Mention when checking is enabled.
+
+2004-01-28 Giovanni Bajo <giovannibajo@gcc.gnu.org>
+
+ * c-lex.c (c_lex): Rename to...
+ (c_lex_with_flags): Add new parameter to get CPP flags.
+ (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
+ * c-pragma.h (c_lex_with_flags): Declare.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mcore/mcore.c (mcore_external_libcall): Add a
+ comment.
+ (mcore_return_in_memory): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mcore/mcore-protos.h: Remove the prototype for
+ mcore_setup_incoming_varargs.
+ * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
+ (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (mcore_setup_incoming_varargs): Make it static. Receive the
+ first argument by reference. Add argument second_time.
+ (mcore_external_libcall): New.
+ (mcore_return_in_memory): Likewise.
+ * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r-protos.h: Remove the prototype for
+ m32r_setup_incoming_varargs.
+ * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (m32r_return_in_memory): New.
+ (m32r_setup_incoming_varargs): Make it static.
+ * config/m32r/m32r.h: Remove #undef of
+ ASM_OUTPUT_EXTERNAL_LIBCALL. Remove the commented-out
+ definitions of PROMOTE_FUNCTION_ARGS and
+ PROMOTE_FUNCTION_RETURN.
+ (PROMOTE_PROTOTYPES): Remove.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (m68k_struct_value_rtx): Likewise.
+ * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
+ STRUCT_VALUE_REGNUM.
+ (PROMOTE_PROTOTYPES): Remove.
+ * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
+ STRUCT_VALUE_REGNUM.
+ * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
+ * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/stormy16/stormy16.c
+ (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
+ TARGET_BUILD_BUILTIN_VA_LIST.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (v850_return_in_memory): Likewise.
+ (v850_setup_incoming_varargs): Likewise.
+ * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (fr30_setup_incoming_varargs): Don't use
+ STRICT_ARGUMENT_NAMING.
+ * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/frv/frv-protos.h: Remove the prototype for
+ frv_expand_builtin_saveregs.
+ * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
+ STRUCT_VALUE_REGNUM.
+ (frv_expand_builtin_saveregs): Make it static.
+ (frv_struct_value_rtx): New.
+ * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
+
+2004-01-29 Jan Hubicka <jh@suse.cz>
+
+ PR c++/12850
+ * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
+ initial pointers.
+ * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
+ for functions that will be only inlined.
+ (cgraph_mark_function_to_output): Likewise.
+ (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
+ do not clear function body.
+ * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
+ (tree_rest_of_compilation): Reorganize the logic releasing function
+ body to use callgraph datastructure.
+
+2004-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
+ to register_operand.
+
+2004-01-28 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
+ (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
+ match_operand expressions so that all match_dups appear
+ lexically after their corresponding match_operands.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (WORD_REG_USED): Use
+ HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
+ (compute_saved_regs): Likewise.
+ (h8300_expand_prologue): Likewise. Allocate locals after
+ saving registers.
+ (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
+ of FRAME_POINTER_REGNUM. Deallocate locals before saving
+ registers.
+ (h8300_initial_elimination_offset): Adjust for the new frame
+ layout, which swaps flips the order of locals and saved
+ registers.
+ * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
+ (HARD_FRAME_POINTER_REGNUM): New.
+ (ELIMINABLE_REGS): Add an elimination rule from
+ FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
+ (REGISTER_NAMES): Add fp.
+ * config/h8300/h8300.md (FP_REG): Change to 11.
+ (HFP_REG): New.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genrecog.c (write_node): Remove a useless local variable.
+
+2004-01-28 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * Makefile.in (options.c options.h): Use stamp file s-options to
+ avoid unnecessary rebuilds.
+ (options.o): New target listing dependencies.
+ (gtyp-gen.h): Use stamp file s-gtyp-gen.
+ (STAGESTUFF): Add s-gtyp-gen.
+
+2004-01-28 Richard Henderson <rth@redhat.com>
+
+ * ggc.h (ggc_free): Declare.
+ * ggc-common.c (ggc_realloc): Use it.
+ * ggc-page.c: Remove lots of inline markers.
+ (globals): Add free_object_list.
+ (ggc_alloc): Tidy.
+ (ggc_free, validate_free_objects): New.
+ (poison_pages): Provide default.
+ (ggc_collect): Call validate_free_objects; emit markers to
+ the debug file.
+
+2004-01-28 Zack Weinberg <zack@codesourcery.com>
+ Jim Wilson <wilson@specifixinc.com>
+
+ * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
+ Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
+ scratch pointer.
+ (ia64_secondary_reload_class): Delete case GR_REGS.
+ * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
+ Do not allocate a scratch register.
+ (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
+
+2004-01-28 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (bypass_block): Prevent edges to be unified when we are
+ about to emit compenstation code.
+
+2004-01-28 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.c (arm_expand_builtin): Force second argument of
+ the setcwx insn into a register.
+
+2004-01-28 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/fp-bit.c (pack_d): When using paired doubles to implement
+ a long double, round the high part separately.
+ (unpack_d): Fix the case in which the high part is a power of two
+ and the low part is a nonzero value of the opposite sign.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (c4x_external_libcall): Likewise.
+ (c4x_struct_value_rtx): Likewise.
+ * config/c4x/c4x.h: Remove.
+ (STRUCT_VALUE_REGNUM): Likewise.
+ (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
+ (STRUCT_VALUE): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+
+2004-01-27 Roger Sayle <roger@eyesopen.com>
+
+ * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
+ CONST_INT before using INTVAL.
+
+2004-01-27 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
+ * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
+ frame if !TARGET_BACKCHAIN.
+ * config/s390/s390.md ("allocate_stack"): Use pattern only if
+ TARGET_BACKCHAIN.
+ * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
+
+2004-01-27 Zack Weinberg <zack@codesourcery.com>
+
+ * ia64.c (ia64_function_arg): When placing HFAs in integer
+ registers, do not special case the mode used for complex
+ types. Do not advance int_regs until the current register
+ is full.
+
+2004-01-27 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/7297
+ * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
+
+2004-01-27 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
+ slow, unaligned loads and stores while debugging. Fix formatting.
+
+2004-01-27 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
+ of computing wmode.
+ (restore_stack_nonlocal): Same.
+
+2004-01-27 Devang Patel <dpatel@apple.com>
+
+ * Makefile.in (dwarf2out.o): Depend on input.h
+ * dbxout.c (dbx_debug_hooks): Add new empty hook for
+ imported_module_or_decl.
+ (xcoff_debug_hooks): Same.
+ * sdbout.c (sdb_debug_hooks): Same.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Same.
+ * debug.c (do_nothing_debug_hooks): Same.
+ (debug_nothing_tree_tree): New function.
+ * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
+ * dwarf2out.c: Include input.h.
+ (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
+ (remove_child_TAG): New function.
+ (dwarf_tag_name): Handle DW_TAG_imported_module.
+ (gen_subprogram_die): Equate decl number to declaration die. Do not
+ remove all children dies while reusing declaration die for definition.
+ Instead, selectively remove only formal parameters.
+ (gen_variable_die): Equate variable decl to declaration die.
+ (gen_field_die): Equate field decl to line number.
+ (force_namespace_die): Replace it with ...
+ (force_decl_die): ... this.
+ (force_type_die): New function.
+ (setup_namespace_context): Replace use of force_namespace_die() with
+ force_decl_die().
+ (gen_namespace_die): Same.
+ (dwarf2out_imported_module_or_decl): New function.
+
+2004-01-27 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
+ on CQImode and CHImode incoming arguments in register a7.
+ (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
+ * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
+ * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
+ xtensa_copy_incoming_a7 before reload.
+
+2004-01-27 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * coverage.c (get_coverage_counts): Give a different message
+ if flag_guess_branch_prob is set.
+ * predict.c (counts_to_freqs): Return an int.
+ (estimate_bb_frequencies): If counts_to_freqs returns zero,
+ calculate estimates.
+
+2004-01-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/iq2000/iq2000-protos.h: Remove the prototype for
+ iq2000_setup_incoming_varargs.
+ * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (iq2000_return_in_memory): Likewise.
+ (iq2000_setup_incoming_varargs): Make it static. Receive the
+ first argument by reference.
+ * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-24 James A. Morrison <ja2morri@uwaterloo.ca>
+
+ * fixinc/fixinc.c (test_test): Initialize res.
+ (start_flexer): Initialize pz_cmd_save.
+
+2004-01-27 Zack Weinberg <zack@codesourcery.com>
+
+ * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
+ SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
+
+2004-01-27 Zack Weinberg <zack@codesourcery.com>
+
+ PR 7198
+ * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
+ (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
+ (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
+ Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
+ Possibly rename pattern for consistency.
+ Remove ??? comments suggesting that this be done.
+ (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
+ New patterns.
+ (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
+ (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
+ (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
+ (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
+ Update to match.
+
+2004-01-27 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/arm/arm.c (output_return_instruction): Only restore IP
+ into SP if frame_pointer_needed.
+
+2004-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
+ for SCmode and DCmode if ARCH32.
+ (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
+ * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
+ if ARCH32.
+ (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
+ if ARCH32.
+ (BASE_OUTGOING_VALUE_REG): Likewise.
+
+2004-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/10904
+ PR target/13058
+ * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
+ Forbid mode changes from SImode for lower FP regs if ARCH64.
+
+2004-01-27 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * Makefile.in (bt-load.o): Depend on except.h.
+ * bt-load.c (except.h): #include.
+ (compute_defs_uses_and_gen): If insn at end of BB can throw
+ within this function, consider registers used by it unavailable for
+ btr migration.
+ (move_btr_def): If insn at end of BB can throw, insert before rather
+ than after.
+
+ * flags.h (flag_btr_bb_exclusive): Declare.
+ * toplev.c (flag_btr_bb_exclusive): New variable.
+ (f_options): Add btr-bb-exclusive.
+ * bt-load.c (augment_live_range): Restore old behaviour if
+ flag_btr_bb_exclusive is set.
+ * common.opt: Add entry for -fbtr-bb-exclusive.
+ * opts.c (common_handle_options): Same.
+ * doc/invoke.texi: Document -fbtr-bb-exclusive.
+
+ * bt-load.c (btrs_live_at_end): New variable.
+ (compute_defs_uses_and_gen): Compute its pointed-to array.
+ (clear_btr_from_live_range, add_btr_to_live_range): Update it.
+ (augment_live_range): When augmenting with a new dominator,
+ use only its btrs_live_at_end set, but also add in the full set
+ of the old dominator.
+ (btr_def_live_range): Use btrs_live_at_end.
+ (move_btr_def): Set other_btr_uses_before_def, and move new set
+ to the end of the basic block, if appropriate.
+ (migrate_btr_defs): Allocate and free btrs_live_at_end.
+
+ * bt-load.c (basic_block_freq): Remove outdated comment.
+
+2004-01-27 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.h: Correct target_flags free bits comment.
+ (PREDICATE_CODES): Remove duplicate.
+ * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
+ (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
+ (MASK_PROFILE_KERNEL): Adjust define.
+
+2004-01-27 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
+ of long string literals from 32 bytes to sizeof (void *) when !-Os
+ and to 1 with -Os.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
+ constant addresses in the normal mode.
+
+2004-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * system.h (CHAR_BITFIELD): Delete.
+ (BOOL_BITFIELD): New.
+ * c-decl.c (c_scope): Use BOOL_BITFIELD.
+ * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (arc_return_in_memory): Likewise.
+ * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+
+2004-01-26 Richard Henderson <rth@redhat.com>
+
+ * c-parse.in (extension): Use itype.
+ (SAVE_EXT_FLAGS): Don't allocate a tree.
+ (RESTORE_EXT_FLAGS): Don't read a tree.
+
+2004-01-26 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c (discard_useless_values): Clear out value pointer pointing
+ to datastructure to be recycled.
+
+2004-01-25 Jan Hubicka <jh@suse.cz>
+
+ * genextract.c (main): Do not output the memset when not checking.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
+ switch statement instead of a chain of if statements.
+
+2004-01-26 Jeff Law <law@redhat.com>
+
+ * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry. Add
+ acute accents for Petur Runolfsson's entry.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
+ (RETURN_IN_MEMORY): Likewise.
+
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): split slow
+ unaligned load/store into smaller loads and stores.
+
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * function.c (assign_parms): Do not assign
+ long long argument to memory in prologue if
+ is it loaded into register.
+
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ PR middle-end/13779
+ * expr.c (emit_group_load): split constant
+ correctly into register components of PARALLEL insn.
+
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.md (save_stack_nonlocal):
+ Use adjust_address_nv directly with appropriate mode.
+ (restore_stack_nonlocal): Ditto.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/xtensa/xtensa-protos.h: Remove the prototype for
+ xtensa_builtin_saveregs.
+ * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (xtensa_builtin_saveregs): Make it static.
+ (xtensa_return_in_memory): New.
+ * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (EXPAND_BUILTIN_SAVEREGS): Likewise.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (arm_setup_incoming_varargs): Likewise.
+ * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (cris_setup_incoming_varargs): Likewise.
+ * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
+ (ns32k_struct_value_rtx): Likewise.
+ * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
+ NS32K_STRUCT_VALUE_REGNUM.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (arm_struct_value_rtx): Likewise.
+ * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (STRUCT_VALUE): Likewise.
+ (STRUCT_VALUE_REGNUM): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ia64/ia64-protos.h: Remove the prototype for
+ ia64_setup_incoming_varargs and ia64_return_in_memory.
+ * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (ia64_setup_incoming_varargs): Adjust the arguments to meet
+ the requirement of TARGET_SETUP_INCOMING_VARARGS.
+ (ia64_return_in_memory): Make it static. Change the return
+ type to bool from int. Add an argument.
+ (ia64_struct_value_rtx): New.
+ * config/ia64/ia64.h: Remove commented-out definitions of
+ PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
+ PROMOTE_PROTOTYPES.
+ (RETURN_IN_MEMORY): Remove.
+ (STRUCT_VALUE_REGNUM): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-26 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/13666
+ * config/sparc/sparc.c (function_arg_union_value): New function.
+ (function_arg): Use it to deal with unions.
+ (function_value): Likewise. Define 'regbase' only for ARCH64.
+ Replace a conditional statement by a simpler one.
+
+2004-01-26 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips16_optimize_gp): Delete.
+ (mips_reorg): Don't call it.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
+ (floatunsqihf2): Remove operand 6.
+ (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
+ fix patterns.
+ (ldi_conditional, ldf_conditional): Validate operands.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
+ (HAVE_GAS_HIDDEN): Undefine as interim measure.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_legitimate_address_p): Invalidate direct
+ memory references if TARGET_EXPOSE_LDP nonzero.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
+ invalid operand combinations.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
+ c4x_legitimate_address_p. Fix post_modify check.
+
+ * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
+ * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/pa/pa-protos.h: Remove the prototype for
+ hppa_builtin_saveregs. Add a prototype for
+ pa_return_in_memory.
+ * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (pa_struct_value_rtx): Likewise.
+ (pa_return_in_memory): Likewise.
+ * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
+ PA_STRUCT_VALUE_REGNUM.
+ (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
+ (EXPAND_BUILTIN_SAVEREGS): Remove.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (vax_struct_value_rtx): Likewise.
+ * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
+ VAX_STRUCT_VALUE_REGNUM.
+ (PROMOTE_PROTOTYPES): Remove.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Handle symref.
+
+2004-01-25 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
+ and MIPS64 have HI/LO interlocks. Update comment.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/stormy16/stormy16-protos.h: Remove the prototype for
+ xstormy16_setup_incoming_varargs.
+ * config/stormy16/stormy16.c
+ (xstormy16_setup_incoming_varargs): Remove.
+ (xstormy16_return_in_memory): New.
+ (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise
+ (PROMOTE_PROTOTYPES): Likewise
+ (RETURN_IN_MEMORY): Likewise
+ (STRUCT_VALUE): Likewise
+ (SETUP_INCOMING_VARARGS): Likewise
+
+2004-01-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_offset_within_object_p): New function.
+ (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
+ SYMBOL_CONSTANT_POOL cases. Also use it for SYMBOL_GENERAL if the
+ ABI has 64-bit pointers and the object file only allows 32-bit symbols.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mn10300/mn10300-protos.h: Remove the prototype for
+ mn10300_builtin_saveregs.
+ * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (mn10300_return_in_memory): Likewise.
+ (mn10300_builtin_saveregs): Make it static.
+ * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (EXPAND_BUILTIN_SAVEREGS): Likewise.
+
+2004-01-25 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ PR bootstrap/13853
+ * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
+ using ccr.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i860/i860-protos.h: Remove the prototype for
+ i860_saveregs.
+ * config/i860/i860.c (i860_saveregs): Make it static.
+ (i860_struct_value_rtx): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
+ I860_STRUCT_VALUE_REGNUM.
+ (EXPAND_BUILTIN_SAVEREGS): Remove.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (m68hc11_struct_value_rtx): Likewise.
+ (m68hc11_return_in_memory): Likewise.
+ * config/m68hc11/m68hc11.h: Remove a commented-out definition
+ of PROMOTE_PROTOTYPES.
+ (RETURN_IN_MEMORY): Remove.
+ (STRUCT_VALUE_REGNUM): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mmix/mmix-protos.h: Remove the prototype for
+ mmix_setup_incoming_varargs.
+ * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (mmix_setup_incoming_varargs): Make it static.
+ (mmix_struct_value_rtx): New.
+ * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
+ Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
+ (STRUCT_VALUE_REGNUM): Remove.
+ (SETUP_INCOMING_VARARGS): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mips/mips-protos.h: Remove the prototypes for
+ mips_setup_incoming_varargs and mips_return_in_memory.
+ * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (mips_setup_incoming_varargs): Match the prototype for
+ TARGET_SETUP_INCOMING_VARARGS.
+ (mips_return_in_memory): Make it static. Add argument fntype.
+ (mips_strict_argument_naming): New.
+ * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
+ (PROMOTE_FUNCTION_ARGS): Likewise.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (ip2k_return_in_memory): Likewise.
+ (ip2k_setup_incoming_varargs): Likewise.
+ * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
+ (STRUCT_VALUE): Likewise.
+ (STRUCT_VALUE_INCOMING): Likewise.
+ (SETUP_INCOMING_VARARGS): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (avr_return_in_memory): Remove.
+ * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
+ (STRUCT_VALUE): Likewise.
+ (STRUCT_VALUE_INCOMING): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-25 Jan Hubicka <jh@suse.cz>
+
+ * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
+
+2004-01-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
+ (mips_regno_mode_ok_for_base_p): Declare.
+ * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
+ (FRAME_POINTER_REGNUM): Renumber to 78.
+ (FIRST_PSEUDO_REGISTER): Update comment accordingly.
+ (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
+ (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
+ (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
+ (REG_MODE_OK_FOR_BASE_P): Likewise.
+ * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
+ entry for 77 to "$arg" and entry for 78 to "$frame".
+ (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
+ (mips_reg_mode_ok_for_base_p): Remove.
+ (mips_regno_mode_ok_for_base_p): New function, derived from old
+ BASE_REG_P macro. Don't enforce the mips16 stack pointer
+ restrictions unless we're being strict.
+ (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
+
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.h: Fix comment typos.
+ * c-decl.c: Likewise.
+ * cgraphunit.c: Likewise.
+ * combine.c: Likewise.
+ * et-forest.c: Likewise.
+ * flow.c: Likewise.
+ * function.c: Likewise.
+ * ifcvt.c: Likewise.
+ * integrate.c: Likewise.
+ * jump.c: Likewise.
+ * postreload.c: Likewise.
+ * varray.c: Likewise.
+
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/frontends.texi: Update copyright.
+ * doc/gcov.texi: Likewise.
+ * doc/gty.texi: Likewise.
+ * doc/sourcebuild.texi: Likewise.
+ * doc/standards.texi: Likewise.
+
+2004-01-24 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
+
+ PR target/12978
+ * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
+ Remove movstrqi_small because it conflicts with movstrqi_large.
+
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (cris_struct_value_rtx): Likewise.
+ * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
+ STRUCT_VALUE_REGNUM.
+ (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
+
+2004-01-24 Ian Lance Taylor <ian@wasabisystems.com>
+
+ PR bootstrap/13848
+ * cse.c (cse_cc_succs): Change the mode of the source expression
+ as soon as decide we need a new mode. Don't permit changing modes
+ if we found a match in a successor block.
+ (cse_condition_code_reg): Save original mode of source expression
+ so that we know whether we have to change the mode in other
+ insns.
+
+2004-01-24 Jan Hubicka <jh@suse.cz>
+
+ * emit-rtl.c (change_address, adjust_address_1, offset_address,
+ widen_memory_access): Return early when there is nothing to change.
+
+2004-01-24 Jakub Jelinek <jakub@redhat.com>
+
+ * simplify-rtx.c (simplify_relational_operation): Don't
+ simplify address == constant into address + -constant == 0.
+
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gcc.c (process_command): Don't internationalize the
+ Copyright message.
+ * mips-tfile.c (main): Likewise.
+
+2004-01-24 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * cse.c: (cse_cc_succs) Fix comparison warning.
+
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Remove extraneous USE in expanders.
+
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Provide prototypes for
+ h8300_legitimate_constant_p and h8300_legitimate_address_p.
+ * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
+ (h8300_rtx_ok_for_base_p): Likewise.
+ (h8300_legitimate_address_p): Likewise.
+ * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
+ h8300_legitimate_constant_p.
+ (RTX_OK_FOR_BASE_P): Remove.
+ (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
+
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
+ (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
+ (REG_OK_FOR_INDEX_STRICT_P): Likewise.
+ (REG_OK_FOR_BASE_STRICT_P): Likewise.
+ (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
+ (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
+ (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
+ (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
+
+2004-01-24 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c (remove_useless_values): Do not access discarded values.
+
+2004-01-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
+ arrays.
+
+2004-01-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * recog.c: Fix a typo in copyright.
+
+2004-01-23 Andrew Pinski <apinski@apple.com>
+
+ * config/rs6000/rs6000.md (call): Fix misappiled patch.
+ (call_value): Likewise.
+
+2004-01-23 Richard Henderson <rth@redhat.com>
+
+ PR opt/12941
+ * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
+ (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
+ if SHIFT_COUNT_TRUNCATED is set.
+
+2004-01-23 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
+ separate real and imaginary parts.
+ * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
+
+2004-01-23 Hartmut Penner <hpenner@de.ibm.com>
+
+ PR target/13674
+ * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
+ loading into GPR.
+
+2004-01-23 Jan Hubicka <jh@suse.cz>
+
+ * emit-rtl.c (change_address_1): Do not re-generate the RTX if nothing
+ change.
+
+ * alloc-pool.c (align_four): Kill.
+ (create_alloc_pool): Align size to eight.
+ (free_alloc_pool, free_pool): Invalidate deallocated data.
+
+2004-01-23 Ian Lance Taylor <ian@wasabisystems.com>
+
+ PR gcc/1532
+ * cse.c (cse_change_cc_mode): New static function.
+ (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
+ (cse_condition_code_reg): New function.
+ * rtl.h (cse_condition_code_reg): Declare.
+ * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
+ * target.h (struct gcc_target): Add fixed_condition_code_regs and
+ cc_modes_compatible.
+ * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
+ (TARGET_CC_MODES_COMPATIBLE): Define.
+ (TARGET_INITIALIZER): Add new initializers.
+ * targhooks.c (default_cc_modes_compatible): New function.
+ * targhooks.c (default_cc_modes_compatible): Declare.
+ * hooks.c (hook_bool_intp_intp_false): New function.
+ * hooks.h (hook_bool_intp_intp_false): Declare.
+ * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
+ (TARGET_CC_MODES_COMPATIBLE): Define.
+ (ix86_fixed_condition_code_regs): New static function.
+ (ix86_cc_modes_compatible): Likewise.
+ * doc/tm.texi (Condition Code): Document new hooks.
+
+2004-01-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * fixinc/inclhack.def (bad_lval): Renamed to ...
+ (alpha_bad_lval): ... this.
+ Removed file list.
+ Restrict to alpha*-dec-osf*.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/dirent.h: Remove, moving test ...
+ * fixinc/tests/base/testing.h: ... here, reflecting new name.
+
+2004-01-23 Zack Weinberg <zack@codesourcery.com>
+
+ PR c/13814
+ * c-decl.c (diagnose_mismatched_decls): Also discard a
+ built-in if we encounter an old-style definition with the
+ same name.
+
+2004-01-23 Jakub Jelinek <jakub@redhat.com>
+
+ * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
+ set to default{32,64}.
+
+2004-01-21 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
+ [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
+
+2004-01-23 Eric Botcazou <ebotcazou@act-europe.fr>
+ Olivier Hainque <hainque@act-europe.fr>
+
+ * fold-const.c (fold_binary_op_with_conditional_arg): Only
+ build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
+
+2004-01-23 Daniel Jacobowitz <drow@mvista.com>
+
+ * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
+ size for minipool references.
+
+2004-01-23 Roger Sayle <roger@eyesopen.com>
+
+ * real.c (real_floor, real_ceil): Tweak to allow input and output
+ arguments to overlap.
+ (real_round): New function to implement round(3m) semantics.
+ * real.h (real_round): Prototype here.
+ * builtins.c (fold_builtin_round): New function to constant fold
+ round, roundf and roundl.
+ (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
+
+2004-01-23 Alexandre Oliva <aoliva@redhat.com>
+
+ PR optimization/13819
+ * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
+ introduced by 2004-01-20's Jan Hubicka's copy_insn change.
+ (sh_handle_sp_switch_attribute): Remove warning.
+
+2004-01-23 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_emit_restore_regs_using_mov): Deal with large offsets.
+
+2004-01-23 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
+ may or may not return non-NIL.
+ * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
+ check CANNOT_CHANGE_MODE_CLASS
+
+2004-01-23 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (PROP_POSTRELOAD): New macro.
+ (CLEANUP_LOG_LINKS): New.
+ * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
+ * toplev.c (rest_of_handle_life): Preserve LOG_LINKS trought cleanup_cfg.
+
+ * cselib.c (value_pool): New.
+ (new_cselib_val): Use pool.
+ (cselib_init): Initialize value_pool
+ (cselib_finish): Free pool.
+
+2004-01-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (scan_record_type): New function.
+ (function_arg_slotno): Use it to determine which kinds of
+ registers the record can be passed in.
+
+2004-01-22 James A. Mmorrison <ja2morri@uwaterloo.ca>
+
+ * config/pa/fptr.c: Fix old-style definition.
+
+2004-01-22 Paolo Bonzini <bonzini@gnu.org>
+
+ PR optimization/13724
+ * cse.c (fold_rtx) <SUBREG>: Fold a SUBREG to zero if it
+ represents the zero bits produced by a ZERO_EXTEND operation.
+
+2004-01-22 Roger Sayle <roger@eyesopen.com>
+
+ PR optimization/13821
+ * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
+ correctly calculate the lowpart offset of the contracted subreg.
+
+2004-01-22 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * doc/invoke.texi (Optimize Options): Note that --param arguments
+ are subject to change without notice.
+
+2004-01-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config.gcc (mips-sgi-irix6*o32): Removed.
+ * config/mips/iris6-o32-as.h: Likewise.
+ * config/mips/iris6-o32-gas.h: Likewise.
+ * config/mips/iris6-o32.h: Likewise.
+
+2004-01-22 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (first_pass): New static variable.
+ (try_forward_edges): Add work limiting check for threading.
+ (try_crossjump_bb): Add work limiting check for crossjumping.
+ (try_optimize_cfg): Maintain first pass variable.
+
+2004-01-22 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
+ handles complex and vector modes.
+
+2004-01-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
+ (REG_OK_FOR_BASE_P_STRICT): Likewise.
+ (STRICT): Likewise.
+
+2004-01-22 Daniel Jacobowitz <drow@mvista.com>
+
+ * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
+ (genrtl_for_stmt): Remove emit_nop calls.
+
+2004-01-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/13713
+ PR target/13324
+ * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
+ movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
+ clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
+
+2004-01-22 Daniel Jacobowitz <drow@mvista.com>
+
+ * config/arm/arm.c: Include "debug.h".
+ (thumb_pushpop): Take two new arguments. Add some commentary.
+ Output frame information when pushing.
+ (thumb_exit, thumb_unexpanded_epilogue): Update calls to
+ thumb_pushpop.
+ (thumb_output_function_prologue): Likewise. Accumulate a CFA
+ offset, and pass it to thumb_pushpop. Output CFI information.
+ (thumb_expand_prologue): Add some frame-related markers and notes.
+
+2004-01-22 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_frame_info): Allow large frame sizes
+ for TARGET_64BIT.
+ (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
+ * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
+
+2004-01-22 Roger Sayle <roger@eyesopen.com>
+ Paolo Bonzini <bonzini@gnu.org>
+
+ * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
+ (subreg_lsb): Change to call new subreg_lsb_1 helper function.
+ * rtl.h (subreg_lsb_1): Prototype here.
+ * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
+ sign extensions.
+
+2004-01-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
+ macro need not be defined if jump-tables should contain
+ relative addresses only when -fPIC or -fPIC is in effect.
+
+2004-01-22 Jan Hubicka <jh@suse.cz>
+
+ * alias.c (reg_base_value): Turn into varray.
+ (reg_base_value_size): Kill.
+ (old_reg_base_value): New deletable varray.
+ (alias_invariant_size): New variable.
+ (REG_BASE_VALUE): Update to use varray.
+ (find_base_value): Likewise.
+ (record_set): Likewise.
+ (record_base_value): Likewise.
+ (memrefs_conflict_p): Likewise.
+ (record_set): Likewise
+ (record_base_value): Likewise.
+ (memrefs_conflict_p): Use alias_invariant_size.
+ (init_alias_analysis): Use varray; set alias_invariant_size;
+ rescale other arrays to be sized by maxreg.
+ (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
+
+2004-01-22 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_slotno): Use
+ FLOAT_TYPE_P to detect FP fields in structures.
+ (function_arg_record_value_1): Likewise.
+ (function_arg_record_value_2): Likewise.
+
+2004-01-22 Jan Hubicka <jh@suse.cz>
+
+ * function.c (allocate_struct_function): Do not initialize expr, emit
+ and varasm.
+ (prepare_function_start): Do it here.
+ * c-parse.in (maybe_type_qual): Do not produce line number notes.
+
+2004-01-22 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/13559
+ * config/sparc/sparc.c (function_arg_record_value_3): Revert
+ to 'word_mode' once the first slot has been filled.
+
+2004-01-22 Olivier Hainque <hainque@act-europe.fr>
+
+ * config/sparc/sparc.c (function_arg_record_value_1): Fix
+ computation of the number of integer registers required.
+
+2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i386/i386.md: Simplify certain comparisons of
+ const_int.
+
+2004-01-21 Andrew Pinski <apinski@apple.com>
+
+ PR target/13785
+ * config/rs6000/rs6000.md (call_value): Force operand
+ 1 not operand 0 into a register.
+
+2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
+ unwind-dw2-fde.h: Update copyright.
+
+2004-01-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-protos.h: Update copyright.
+ * pa.h: Likewise.
+ * pa.md: Likewise.
+
+2004-01-21 Caroline Tice <ctice@apple.com>
+
+ PR target/12308
+ * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
+ flags register.
+ (fix_truncdfdi2): Likewise.
+ (fix_truncsfdi2): Likewise.
+ (*fix_truncdi_1): Likewise.
+ (fix_truncxfsi2): Likewise.
+ (fix_truncdfsi2): Likewise.
+ (fix_truncsfsi2): Likewise.
+ (*fix_truncsi_1): Likewise.
+ (fix_truncxfhi2): Likewise.
+ (fix_truncdfhi2): Likewise.
+ (fix_truncsfhi2): Likewise.
+ (*fix_trunchi_1): Likewise.
+
+2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c, basic-block.h, c-common.c, c-common.h,
+ c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
+ calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
+ combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
+ cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
+ defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
+ expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
+ genautomata.c, genconditions.c, genemit.c, genflags.c,
+ gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
+ ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
+ langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
+ line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
+ ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
+ rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
+ target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
+ unwind.h, varray.c, varray.h: Update copyright.
+
+2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/coff.h: Update copyright.
+ * config/h8300/elf.h: Likewise.
+ * config/h8300/h8300-protos.h: Likewise.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/h8300.h: Likewise.
+ * config/h8300/h8300.md: Likewise.
+
+2004-01-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
+ ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
+ ultrix_unistd): New hacks.
+ * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
+ ULTRIX_CONST2_CHECK): Add checks.
+ * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
+ * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
+ * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
+ * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
+ * fixinc/tests/base/locale.h: New file.
+ * fixinc/fixincl.x: Rebuilt.
+
+2004-01-21 Andreas Jaeger <aj@suse.de>
+ Michael Matz <matz@suse.de>
+
+ * doc/extend.texi (Extended Asm): Clarify memory clobber.
+
+2004-01-21 Jakub Jelinek <jakub@redhat.com>
+
+ * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
+ _Jv_RegisterClasses through a function pointer.
+
+2004-01-21 Falk Hueffner <falk@debian.org>
+
+ PR target/12898
+ * config/alpha/alpha.c (alpha_emit_set_const_1): If
+ no_new_pseudos, use gen_rtx_SET directly for SImode constants
+ which need multiple instructions to emit.
+
+2004-01-21 Inaoka Kazuhiro <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (CPP_SPEC): Define.
+
+2004-01-21 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (merge_decls): Kill different_binding_level and
+ different_tu arguments; simplify throughout.
+ (duplicate_decls): Likewise.
+ (pushdecl, merge_translation_unit_decls): Update calls to
+ duplicate_decls.
+
+2004-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
+ $(SYSTEM_H).
+ (print-rtl1.o): Depend on $(SYSTEM_H).
+
+2004-01-20 Kelley Cook <kcook@gcc.gnu.org>
+
+ PR bootstrap/12730
+ * configure.ac: Delete definition and subsitution of docdir.
+ Add info, man, srcman and srcinfo to target hooks. Create doc/
+ directory.
+ * configure: Regenerate.
+ * Makefile.in: Don't substitute docdir and delete all references
+ throughout.
+ (MAKEINFOFLAGS): Define.
+ (stmp-docobjdir): Delete.
+ (INFOFILES, MANFILES): Define.
+ (info): Call lang.info, srcinfo and lang.srcinfo.
+ (generated-manpages): Call lang.man, srcman and lang.srcman.
+ (srcinfo, srcman): New rules to copy back files to source directory.
+ (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
+ (install-man): Revamp rule.
+ (clean): Update dvi directory.
+ (distclean): Delete TAGS from front end directorys.
+ (maintainer-clean): Delete all document files in source directory.
+
+ objc/Make-lang.in (objc.man, objc.info): Dummy entries.
+ (objc.srcman, objc.srcinfo): Likewise.
+
+2004-01-20 Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/inclhack.def(math_exception): bypass only for glibc.
+ (matherr_decl): rename & relocate as exception_structure.
+ This fix must precede the math_exception fix.
+
+2004-01-20 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_convert): Rename to fold_convert_const.
+ (fold_convert_const): Change arguments to take a tree_code,
+ a type and the operand/expression to be converted. Return
+ NULL_TREE if no simplification is possible. Add support for
+ FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
+ (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
+ Adjust call to fold_convert to match new fold_convert_const.
+ Avoid modifying the tree passed to fold in-place.
+
+2004-01-21 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
+ * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
+ * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
+
+2004-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
+ * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
+ Likewise. Handle frames larger than 0x7fffffff on 64-bit ports.
+ (emit_move_sequence): Check scratch_reg first in various if statements.
+ Extend source simplification to handle all 64-bit CONST_INTs.
+ (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
+ frame size.
+ (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
+ frame offset calculations.
+ * pa.h (NEW_HP_ASSEMBLER): Add comment.
+ (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
+ LEGITIMATE_64BIT_CONST_INT_P): Define.
+ (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P. Treat
+ any CONST_INT as legitimate during and after reload.
+ (VAL_32_BITS_P, INT_32_BITS): Define.
+ (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
+
+2004-01-20 Jan Hubicka <jh@suse.cz>
+
+ * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
+ emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
+ containing hard regs are shared.
+ (gen_hard_reg_clobber): New function.
+ (hard_reg_clobbers): New array.
+ * genemit.c (gen_exp): Use gen_hard_reg_clobber.
+ (copy_rtx): Do not copy clobbers containing hard regs.
+ * rtl.h (gen_hard_reg_clobber): Declare.
+
+2004-01-20 Jan Hubicka <jh@suse.cz>
+
+ * varray.c: Include hashtab.h
+ (varray_descriptor): New structure.
+ (hash_descriptor, eq_descriptor, varray_descriptor,
+ print_statistics): New static functions
+ (varray_init, varray_grow): Update statistics
+ (dump_varray_statistics): New function.
+ * varray.h (dump_varray_statistics): Declare.
+ * toplev.c (finalize): Call it.
+ * Makefile.in (varray.o): Add dependency.
+
+2004-01-20 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c: Include alloc-pool.h
+ (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
+ (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
+ (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
+ unchain_one_elt_loc_list_pool, unchain_one_value,
+ new_cselib_val): Simplify using allocpool.
+ (cselib_init): Initialize allocpools.
+ (cselib_finish): Finish allocpools.
+ * Makefile.in (cselib.o): Depend on alloc-pool.h
+
+2004-01-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_load_call_address): Make the call insn
+ use $gp if it could be calling a lazy binding stub.
+
+2004-01-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Remove.
+ (STRUCT_VALUE): Remove.
+
+2004-01-20 Denis Chertykov <denisc@overta.ru>
+
+ PR bootstrap/13735
+ * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
+ register as pointer after reload.
+
+2004-01-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR optimization/12440
+ * loop.c: Include ggc.h.
+ (loop_optimize): Run garbage collector between optimization of loops.
+ * Makefile.in (loop.o): Add GGC_H dependency.
+
+2004-01-20 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/rs6000/rs6000.c (function_arg) Handle
+ vector register special in function without prototype.
+ (function_arg_advance): Vector parameters get always
+ GPRs allocated for the linux64 target.
+
+2004-01-20 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
+ not TARGET_M32RX_MASK.
+
+2004-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/13557
+ * config/sparc/sparc.c (function_arg): Reorder the cases.
+
+2004-01-19 Per Bothner <per@bothner.com>
+
+ Move cpp_reader's line_maps field to a shared global.
+ * cpphash.h (cpp_reader): Rename line_maps field to line_table
+ and change the type to a pointer rather than a struct.
+ * cppinit.c (cpp_push_main_field): Adjust accordingly.
+ * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
+ Likewise.
+ * cppfiles.c (validate_pch): Likewise.
+ * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
+ Likewise.
+ * cpperror.c (print_location): Likewise.
+ * cpplib.h (cpp_create_reader): New line_maps pointer parameter.
+ * cppinit.c (cpp_create_reader): Handle new parameter.
+ (cpp_destroy): Don't free line_maps - that's no longer our job.
+ * input.h (line_table): New variable.
+ * toplev.c (line_table): Declare variable.
+ (general_init): Initialize line_table.
+ * c-opts.c (c_common_init_options): Pass line_table to
+ cpp_create_reader.
+ * fix-header.c (read_scan_file): New local variable line_table.
+ Initialize, and pass it to cpp_create_reader.
+ * Makefile.in (LIBS, LIBDEPS): Add libcpp.a.
+ (C_AND_OBJC_OBJS, fix-header): Remove redundant libcpp.a.
+
+2004-01-19 Per Bothner <per@bothner.com>
+
+ Implement a cache for linemap_lookup.
+ * line-map.h (struct_line_maps): Add cache field.
+ * line-map.c (linemap_init): Zero cache field.
+ (linemap_add): Set cache field to offset of newly allocated map.
+ (linemap_lookup): Use and set cache field.
+
+2004-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR optimization/13567
+ * cse.c (cse_basic_block): Call cse_insn with a non-null
+ libcall_insn for the last SET insn of a no-confilict block.
+
+2004-01-20 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in (target_noncanonical, program_transform_name): Use
+ immediate define instead of deferred.
+ (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
+ PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
+ GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
+ deferred backquote.
+
+2004-01-20 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
+ true unconditionally.
+ * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
+ Remove.
+ (build_unary_op, build_modify_expr): Don't handle extended
+ lvalues.
+ (build_component_ref, build_conditional_expr): Call non_lvalue
+ instead of pedantic_non_lvalue.
+ (build_c_cast): Don't condition use of non_lvalue on pedantic.
+ * fold-const.c (fold): Don't check pedantic directly for
+ COMPOUND_EXPR. Ensure that results for COMPOUND_EXPR are
+ passed to pedantic_non_lvalue.
+ * doc/extend.texi: Remove documentation of extended lvalues.
+
+2004-01-19 Roger Sayle <roger@eyesopen.com>
+
+ PR optimization/5263
+ * simplify-rtx.c (associative_constant_p): Delete.
+ (simplify_associative_operation): Rewrite to linearize terms, and
+ attempt to simplify new term against both left and right subterms.
+ (simplify_binary_operation): Call swap_commutative_operands_p on
+ op0 and op1, not trueop0 and trueop1. Move the initialization of
+ trueop0 and trueop1 down to where first needed.
+ (simplify_relational_operation): Likewise.
+ * rtlanal.c (commutative_operand_precedence): Also order constant
+ operands using avoid_constant_pool_reference.
+
+2004-01-19 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
+ don't check memory mode.
+ (unaligned_memory_operand): Likewise.
+ (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
+ abort for op0 not MEM.
+
+ * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
+ is not a reg, copy to a scratch first.
+ (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
+ unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
+ unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
+ (reload_inqi, reload_inhi): Fix mode of op0.
+ (reload_inqi_help, reload_inhi_help, reload_outqi_help,
+ reload_outhi_help): Likewise. Use define_insn_and_split.
+
+ * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
+ as well as $29 dead.
+
+2004-01-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New. Emit
+ "tls_object" for thread-local objects.
+ * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
+ "#tls" for thread-local sections.
+ * configure.ac (thread-local checks): Specify --fatal-warnings in
+ every binutils-specific checks. For sparc*-*-*, test whether the
+ OS is Solaris and the tools are native and act accordingly.
+ * configure: Rebuild.
+
+2004-01-19 Jeff Law <law@redhat.com>
+
+ * contrib.texi: Update Paolo Carlini's entry. New entries for
+ Jerry Quinn and Petur Runolfsson.
+
+2004-01-19 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
+ size, don't use the larger zero-extending loads.
+
+2004-01-19 Richard Henderson <rth@redhat.com>
+
+ * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
+ * alpha.md (UNSPEC_NT_LDA): Remove.
+ (UNSPEC_CVTLQ, cvtlq): New.
+ (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
+ (extendsidi2_fix): Remove.
+ (extendsidi2 splitter): Use cvtlq.
+ (extendsidi2 fp peepholes): Remove.
+ (cvtql): Use SFmode instead of SImode.
+ (fix_trunc?fsi): Update to match.
+ (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
+ (movsi): Rename from movsi_nofix, remove f alternatives.
+ (movsi_nt_vms): Similarly.
+ (movsi_fix, movsi_nt_vms_fix): Remove.
+ (nt_lda): Remove.
+ * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
+
+2004-01-19 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_remove_node): Fix removal from linked list.
+ * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
+ list.
+ (cgraph_remove_unreachable_nodes): New function
+ (cgraph_decide_inlining_of_small_function): Fix pasto.
+ (cgraph_decide_inlining_incrementally): Fix pasto.
+ (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
+
+2004-01-19 Steven Bosscher <stevenb@suse.de>
+
+ * gengtype.c (header_file): Make it static.
+ (write_types_process_field, write_enum_defn): Minor whitespace fixes.
+ * gengtype.h (header_file): No longer extern.
+
+2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
+ * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
+ * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
+
+2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (HAVE_casesi): Define it not already defined.
+ (HAVE_tablejump): Likewise.
+ (expand_end_case_type): Resort to the binary tree method if
+ neither casesi or tablejump is available.
+
+2004-01-18 Daniel Jacobowitz <drow@mvista.com>
+
+ * final.c (final_scan_insn): Make non-static again.
+ * output.h (final_scan_insn): Re-add prototype.
+ * config/arc/arc.c (arc_output_function_epilogue): Add NULL
+ to final_scan_insn call.
+ * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
+ * config/mips/mips.c (mips_output_conditional_branch): Likewise.
+ * config/pa/pa.c (output_lbranch, output_call): Likewise.
+ * config/sh/sh.c (print_slot): Likewise.
+ * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
+ (output_sibcall, sparc_flat_function_epilogue): Likewise.
+
+2004-01-18 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (try_redirect_by_replacing_jump): Declare.
+ * cfgcleanup.c (try_optimize_cfg): Use it.
+ * cfgrtl.c (try_redirect_by_replacing_jump): Export.
+ (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
+ Kill hack.
+ (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
+
+ Revert:
+ 2004-01-16 Geoffrey Keating <geoffk@apple.com>
+
+ * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
+ even after reload, just don't remove the actual jump tables.
+
+2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
+
+2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
+ the size of a pointer in bytes.
+
+2004-01-18 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
+ live "next" variable, which could lead to an infinite loop.
+
+2004-01-18 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
+ block.
+
+ * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+ Check for NULL in the chain and remove repeated code.
+
+2004-01-18 Jan Hubicka <jh@suse.cz>
+
+ * coverage.c (checksum_string): Rename to ...
+ (coverage_checksum_string): ... this one, Use crc32_string; recognize
+ names containing random number and zero the number out in order to get
+ match.
+
+2004-01-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
+
+2004-01-18 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
+ doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
+ doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
+ doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
+ doc/trouble.texi: Remove trailing whitespace.
+
+2004-01-18 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/7618
+ * config/mips/mips.c: Include cfglayout.h.
+ (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
+ (mips_unspec_offset_high): Add temporary register argument.
+ (mips_load_call_address): New function, split out from...
+ (mips_expand_call): ...here.
+ (mips_output_cplocal): New function.
+ (mips_output_function_prologue, mips_output_function_epilogue): Use it.
+ (mips_emit_loadgp): New function, split out from...
+ (mips_expand_prologue): ...here.
+ (mips_output_mi_thunk): New function.
+
+2004-01-17 Bernardo Innocenti <bernie@develer.com>
+
+ * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
+ mcpu32): Remove redundant checks for implied target predefines.
+
+2004-1-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+ Return type is unsigned int not int.
+ * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
+ Likewise.
+
+2004-01-18 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
+ doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
+ "GNU/Linux" and "Microsoft Windows" terminology.
+
+2004-01-18 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
+ doc/cppopts.texi, doc/extend.texi, doc/install.texi,
+ doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
+ doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
+ @smallexample instead of @example.
+
+2004-01-17 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (build_objc_method_call): Use target
+ hooks instead of macros to determine if ..._stret
+ dispatchers should be used (NeXT runtime only).
+
+2004-01-17 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin_expect_jump): Fix mistake in my
+ last patch. Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
+
+2004-01-17 Daniel Jacobowitz <drow@mvista.com>
+
+ * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
+ (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
+ (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
+ macros.
+ * reload1.c (emit_reload_insns): Use them.
+ * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
+ (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
+ for NULL PATTERN.
+
+2004-01-17 Daniel Jacobowitz <drow@mvista.com>
+
+ * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
+ (final_scan_insn): Update to take an additional SEEN argument. Emit
+ a line note after the prologue. Make static.
+ (line_note_exists): Remove.
+ (final): Don't initialize line_note_exists. Update call to
+ final_scan_insn.
+ * output.h (final_scan_insn): Remove prologue.
+ * function.c (set_insn_locators): Update comment.
+ (thread_prologue_and_epilogue_insns): Add a comment.
+
+2004-01-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/10781
+ * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
+ Prototype.
+ * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+ New function.
+ * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
+ * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
+ * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
+
+2004-01-17 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
+ commit.
+
+ * toplev.c (HAVE_conditional_execution): Provide default.
+ (rest_of_handle_reorder_blocks): For conditional_execution target
+ update liveness once after all transformations
+ (rest_of_compilation): Do crossjumping before ce3.
+
+2004-01-17 Geoffrey Keating <geoffk@apple.com>
+
+ * alias.c (new_alias_set): Mark last_alias_set for PCH.
+ (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
+ for PCH.
+ (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
+ * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
+ (get_TOC_alias_set): Mark 'set' for PCH.
+
+2004-01-16 Geoffrey Keating <geoffk@apple.com>
+
+ * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
+ even after reload, just don't remove the actual jump tables.
+
+2004-01-17 J. Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
+ Remove checks for is_ada() and TREE_UNSIGNED.
+ (subrange_type_die): Emit a byte_size attribute if the subrange
+ type size is different from the base type size.
+ (modified_type_die): Replace call to is_ada_subrange_type() by
+ call to is_subrange_type().
+
+2004-01-16 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/sh/sh.c: Include ggc.h.
+
+2004-01-16 Geoffrey Keating <geoffk@apple.com>
+
+ * Makefile.in (MD5_H): New.
+ (fold-const.o): Depend on md5.h.
+ (dwarf2out.o): Likewise.
+ (cppfiles.o): Likewise.
+ * cppfiles.c: Include md5.h.
+ (should_stack_file): Check against list read from PCH file.
+ (struct pchf_data): New.
+ (pchf): New variable.
+ (struct pchf_adder_info): New.
+ (pchf_adder): New.
+ (pchf_save_compare): New.
+ (_cpp_save_file_entries): New.
+ (_cpp_read_file_entries): New.
+ (struct pchf_compare_data): New.
+ (pchf_compare): New.
+ (check_file_against_entries): New.
+ * cpphash.h (_cpp_save_file_entries): Prototype.
+ (_cpp_read_file_entries): Prototype.
+ * cpppch.c (cpp_write_pch_state): Write the list of headers.
+ (cpp_read_state): Read the list of headers.
+
+2004-01-17 Jan Hubicka <jh@suse.cz>
+
+ * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
+ builtin_expect specially.
+ * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
+ (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
+ * invoke.texi (max-inline-insns-single): Set to 100.
+ (large-function-insns): Set to 3000.
+
+2004-01-16 Eric Christopher <echristo@redhat.com>
+ Chandrakala Chavva <cchavva@redhat.com>
+
+ * cppcharset.c (one_iso88591_to_utf8): New function.
+ (convert_iso88591_utf8): Ditto. Use.
+ (conversion_tab): Use.
+ (_cpp_input_to_utf8): New function.
+ (_cpp_init_iconv_buffer): Ditto.
+ (_cpp_close_iconv_buffer): Ditto.
+ * cpphash.h: Prototype new functions.
+ (cpp_buffer): Add input_cset_desc.
+ * cppinit.c: Add input_charset default.
+ * cpplib.c (cpp_push_buffer): Support init and
+ close of iconv.
+ * cpplib.h (cpp_options): Add input_charset.
+
+2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
+ * config/alpha/unicosmk.h: Remove a commented-out definition
+ of ASM_OUTPUT_SECTION_NAME.
+ * config/stormy16/stormy16.h: Likewise.
+
+2004-01-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
+ (alpha___extern_prefix_sys_stat): ... this.
+ Apply to <sys/mount.h>, too.
+ Tweak to match more variations.
+ * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
+
+ * fixinc/inclhack.def (alpha___extern_prefix,
+ alpha___extern_prefix_standards): New hacks to obey
+ __PRAGMA_EXTERN_PREFIX.
+ * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
+ test.
+ * fixinc/tests/base/standards.h: Likewise.
+
+ * fixincl/inclhack.def (alpha_pthread): Tweak to match more
+ variations.
+ New testcase.
+ * fixinc/tests/base/pthread.h: Handle it.
+
+ * fixincl/inclhack.def (bad_lval): Sort file list.
+ Add many missing files up to Tru64 UNIX V5.1B.
+ * fixinc/tests/base/libgen.h: Renamed to ...
+ * fixinc/tests/base/dirent.h: ... this to match new file list
+ order.
+
+ * fixinc/fixincl.x: Regenerate.
+
+2004-01-16 Mark Mitchell <mark@codesourcery.com>
+
+ * version.c (version_string): Change to 3.5.0.
+ * doc/include/gcc-common.texi (version-GCC): Likewise.
+
+2004-01-16 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (load_tp_di): Fix pasto.
+
+ PR opt/13608
+ * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
+
+ * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
+ pp_c_character_constant, pp_c_floating_constant,
+ pp_c_additive_expression, pp_c_shift_expression,
+ pp_c_equality_expression, pp_c_and_expression,
+ pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
+ pp_c_logical_and_expression): Remove inline modifier.
+ * dwarf2out.c (get_AT): Likewise.
+ * et-forest.c (et_splay): Likewise.
+ * ra.h (ra_alloc, ra_calloc): Likewise
+
+2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/frv/frv-protos.h: Fix comment formatting.
+ * config/frv/frv.c: Likewise.
+ * config/frv/frv.h: Likewise.
+ * config/frv/frv.md: Likewise.
+ * config/frv/frvbegin.c: Likewise.
+ * config/frv/frvend.c: Likewise.
+
+2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
+ * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
+ LINKER_DOES_NOT_WORK_WITH_DWARF2.
+ (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
+
+2004-01-16 J"orn Rennecke <joern.rennecke@superh.com>
+
+ PR 11864
+ * postreload.c (reload_cse_simplify_operands): Don't remove
+ implicit extension from LOAD_EXTEND_OP.
+
+2004-01-16 Jan Hubicka <jh@suse.cz>
+
+ PR opt/11350
+ * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
+ after reload.
+ * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
+ rtl_try_redirect_by_replacing_branch): Likewise.
+
+2004-01-15 Geoffrey Keating <geoffk@apple.com>
+
+ PR pch/13689
+ * alias.c (struct alias_set_entry): Mark for GC.
+ (alias_sets): Make static, mark for GC.
+ (record_alias_subset): Use GC to allocate alias structures.
+ * varray.c (element): Make generic varrays GCed.
+
+ PR pch/13361
+ * c-typeck.c (constructor_asmspec): Delete.
+ (struct initializer_stack): Delete field 'asmspec'.
+ (start_init): Delete saving of asmspec.
+ (finish_init): Don't update constructor_asmspec.
+ * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
+ * stmt.c (expand_asm): Duplicate strings from tree.
+ (expand_asm_operands): Likewise.
+ * tree.c (tree_size): Update computation of size of STRING_CST.
+ (make_node): Don't make STRING_CST nodes.
+ (build_string): Allocate string with tree node.
+ * tree.def (STRING_CST): Update comment.
+ * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
+ (tree_string): Place contents of string in tree node.
+ * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
+ from tree.
+
+ * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
+ altivec operands.
+
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.h: Fix comment formatting.
+ * c-cppbuiltin.c: Likewise.
+ * c-pragma.c: Likewise.
+ * calls.c: Likewise.
+ * collect2.c: Likewise.
+ * cppcharset.c: Likewise.
+ * cpptrad.c: Likewise.
+ * dbxout.c: Likewise.
+ * defaults.h: Likewise.
+ * dwarf2out.c: Likewise.
+ * fold-const.c: Likewise.
+ * genautomata.c: Likewise.
+ * genconditions.c: Likewise.
+ * genflags.c: Likewise.
+ * gengtype.c: Likewise.
+ * integrate.c: Likewise.
+ * loop.c: Likewise.
+ * predict.c: Likewise.
+ * sdbout.c: Likewise.
+
+2004-01-15 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/ia64.md (*movti_internal): C output template
+ extracted to ia64.c.
+ (*movti_internal_reg): Delete.
+ (reload_inti, reload_outti): Use the correct mode on operand 2
+ in the first place, don't fix it up in the output template.
+ (movtf, reload_ointf, reload_outtf): New expanders.
+ (*movtf_internal): New define_insn_and_split.
+ * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
+ make static; do not hand TFmode CONST_DOUBLEs to split_double.
+ (ia64_split_tmode_move): New function, body mostly pulled
+ from ia64.md:*movti_internal.
+ (ia64_function_arg_words): New function, extracted common
+ logic from ia64_function_arg et seq.
+ (ia64_function_arg_offset): Likewise. Handle correctly the
+ case of a scalar quantity 16 bytes wide with only 8-byte alignment.
+ (ia64_function_arg, ia64_function_arg_partial_nregs)
+ (ia64_function_arg_advance): Use ia64_function_arg_words and
+ ia64_function_arg_offset.
+ (ia64_function_value): TCmode does not go in float regs.
+ (ia64_secondary_reload_class): Also handle TFmode.
+ * config/ia64/ia64-protos.h: Remove prototype for
+ ia64_split_timode; add prototype for ia64_split_tmode_move.
+
+2004-01-15 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in (MAINT): Make it an immediate assignment.
+
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
+
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/coff.h: Replace Hitachi with Renesas.
+ * config/h8300/elf.h: Likewise.
+ * config/h8300/h8300-protos.h: Likewise.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/h8300.h: Likewise.
+ * config/h8300/h8300.md: Likewise.
+ * config/h8300/lib1funcs.asm: Likewise.
+
+2004-01-15 Andrew Pinski <apinski@apple.com>
+
+ * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
+ around it.
+
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_return_in_memory): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ * config/h8300/h8300.h (STRUCT_VALUE): Remove.
+ (RETURN_IN_MEMORY): Likewise.
+
+2004-01-15 Richard Earnshaw <rearnsha@arm.com>
+
+ PR optimization/13375
+ * gcse.c (handle_avail_expr): Just return if the source is not a
+ single set.
+
+2004-01-15 Richard Earnshaw <rearnsha@arm.com>
+ Daniel Jacobowitz <drow@mvista.com>
+
+ * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
+ (EQUIV): Define.
+ (ARM_FUNC_ALIAS): New macro.
+ * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
+ * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
+
+2004-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR optimization/12372
+ * calls.c (expand_call): Add call_fusage data for stack arguments in
+ constant calls.
+
+2004-01-15 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (uses_TOC): Correct comment. Make static.
+ (rs6000_elf_declare_function_name): Formatting.
+ * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
+
+2004-01-15 Jan Hubicka <jh@suse.cz>
+
+ PR bootstrap/13692
+ * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
+ previous patch.
+
+2004-01-15 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
+ integer regs of the same call-savedness.
+
+2004-01-15 Andreas Schwab <schwab@suse.de>
+
+ PR bootstrap/13562
+ * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
+ status for NOTB/NOTW/NEGW methods.
+
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/invoke.texi: Update dump file names. Fix a typo.
+
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c (expand_builtin_va_end): Don't use
+ EXPAND_BUILTIN_VA_END.
+ * system.h (EXPAND_BUILTIN_VA_END): Poison.
+ * config/d30v/d30v.h: Remove a commented-out definition of
+ EXPAND_BUILTIN_VA_END.
+ * config/stormy16/stormy16.h: Likewise.
+
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
+ * targhooks.c (default_struct_value_rtx): Don't use
+ STRUCT_VALUE_INCOMING_REGNUM.
+
+2004-01-15 Kelley Cook <kcook@gcc.gnu.org>
+
+ PR bootstrap/12744
+ * configure.in: Revamp enable-generated-files-in-srcdir rule to define
+ GENINSRC and not parsedir. Define srcextra as a langhook.
+ * configure: Regenerate.
+ * Makefile.in: Suppress default .l.c rule. Don't substitute
+ parsedir and delete all references throughout. Conditionally define
+ rule for srcextra dependent on GENINSRC.
+ (stmp-docobjdir): Delete.
+ (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
+ (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
+ and gengtype-yacc.h back to source directory.
+ (maintainer-clean): Delete all parse files in source directory.
+ (distclean): Delete generated files.
+
+ * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
+ (objc-parse.c, objc-parse.y): Don't use parsedir.
+ (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
+ directory if requested.
+ (po-generated): Don't use parsedir.
+ (objc.maintainer-clean): Delete above files from source directory.
+
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
+
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi: Replace RETURN_IN_MEMORY with
+ TARGET_RETURN_IN_MEMORY.
+
+2004-01-15 Jan Hubicka <jh@suse.cz>
+
+ * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
+ * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
+ functions accepting SSE arguments
+ (function_arg): Warn only when asked to warn.
+ * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
+
+2004-01-14 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-parse.in (stmts_and_decls): Make label at end of compound
+ statement a hard error.
+
+2004-01-14 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (create_edge): Use local.redefined_extern_inline.
+ * cgraph.h (cgraph_local_info): Sort fields by size; add
+ redefined_extern_inline
+ (cgraph_global_info): Sort fields by size.
+ (cgraph_node): Likewise.
+ * cgraphunit.c (cgraph_finalize_function): Se
+ local.redefined_extern_inline on redefinition.
+ (cgraph_analyze_function): Use it; fix formating.
+
+2004-01-14 Jan Hubicka <jh@suse.cz>
+
+ PR c++/10776
+ * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
+ outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
+ bitmaps
+ (cache_size): New variable
+ (add_dependence): Update use; canonize early memory locations
+ (sched_analyze_1): Likewise.
+ (sched_analyze_2): Likewise.
+ (init_dependency_caches): Initialize bitmaps.
+ (free_dependency_caches): Free bitmaps
+
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
+ targetm.calls.strict_argument_naming().
+ * target.h: Likewise.
+
+2004-01-14 Richard Henderson <rth@redhat.com>
+
+ PR debug/13231
+ * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
+ instructions.
+
+2004-01-14 Richard Henderson <rth@redhat.com>
+
+ PR c++/12491
+ * except.c (struct eh_region): Add u.fixup.resolved.
+ (resolve_one_fixup_region): Split out from ...
+ (resolve_fixup_regions): ... here.
+
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
+
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.h (STRUCT_VALUE): Remove.
+ * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
+ (STRUCT_VALUE): Remove.
+
+2004-01-14 Steven Bosscher <stevenb@suse.de>
+
+ * system.h: Poison PROMOTED_MODE
+ * integrate.c (expand_inline_function): Don't mention the
+ PROMOTED_MODE.
+ * loop.c (update_giv_derive): Same.
+ * tree.h (DECL_RTL): Same.
+
+2004-01-14 J"orn Rennecke <joern.rennecke@superh.com>
+
+ PR target/9365
+ * sh.c (gen_block_redirect): Add special handling of RETURN.
+ (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
+ far branch target (i.e. it's a return).
+
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * regrename.c (find_oldest_value_reg): Fix a warning.
+
+2004-01-14 Richard Earnshaw <rearnsha@arm.com>
+
+ PR bootstrap/12527
+ * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
+ Move linux-gas.h and linux-elf.h before aout.h.
+ * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
+ * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
+
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
+ (CONST_INT, VOIDmode, ...).
+
+2004-01-14 Richard Earnshaw <rearnsha@arm.com>
+
+ * regrename.c (find_oldest_value_reg): If the replacement uses
+ multiple hard registers, check that all of them are in CLASS.
+
+2004-01-14 Jan Hubicka <jh@suse.cz>
+
+ * alias.c (get_alias_set): Initialize alias set to 0 when subset is
+ impossible.
+
+2004-01-14 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in: Define MAINT from --enable-maintainer-mode.
+
+2004-01-14 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_stack_info)
+ Calculate always vrsave_mask if TARGET_ALTIVEC.
+ (rs6000_emit_prologue): Emit code for vrsave
+ only if TARGET_ALTIVEC_VRSAVE.
+ (rs6000_emit_epilogue): Likewise.
+
+2004-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.md (tie_add32): Fix pasto.
+ (tie_add64): Likewise.
+
+2004-01-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
+
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/iq2000/iq2000-protos.h: Fix comment formatting.
+ * config/iq2000/iq2000.c: Likewise.
+ * config/iq2000/iq2000.md: Likewise.
+
+2004-01-14 J. Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
+ (subrange_type_die): Add handle for nameless subrange types.
+
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Replace do_movsi with
+ h8300_expand_movsi.
+ * config/h8300/h8300.c (do_movsi): Change to
+ h8300_expand_movsi.
+ * config/h8300/h8300.md (movsi): Replace do_movsi with
+ h8300_expand_movsi.
+ (movsf): Likewise.
+
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (dosize): Change to
+ h8300_emit_stack_adjustment. Update callers.
+
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (movstrictqi): Add an alternative with
+ the source being post_inc. Tighten the predicate for the
+ destination to register_operand.
+ (movstricthi): Likewise.
+
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
+ * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
+ * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
+
+2004-01-14 Jan Hubicka <jh@suse.cz>
+
+ Partial fix PR c++/12850
+ * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
+ at zero nest level.
+
+2004-01-13 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
+ pseudo-register.
+
+2004-01-13 Devang Patel <dpatel@apple.com
+
+ PR debug/7078
+ * dbxout.c (dbxout_symbol_name): Emit mangled names for
+ NAMESPACE_DECL memebers.
+
+2004-01-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c++/12709
+ * c-common.c (finish_fname_decls): Use the chain only if the
+ tree is an expr_stmt.
+
+2004-01-13 Vladimir Makarov <vmakarov@redhat.com>
+
+ * rtl.def: Add comment about new option in automata_option.
+
+ * genautomata.c (PROGRESS_OPTION): New macro.
+ (progress_flag): New global variable.
+ (gen_automata_option): Process `progress'.
+ (transform_insn_regexps, check_unit_distributions_to_automata,
+ make_automaton, NDFA_to_DFA, build_automaton, create_automata,
+ expand_automata, write_automata): Print about the progress only if
+ progress_flag. Remove fflush.
+ (initiate_automaton_gen): Process command line flag `-progress'.
+
+ * doc/md.texi: Describe the new option.
+
+2004-01-13 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfg.c (dump_bb): Dump entry edges.
+
+2004-01-13 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (thumb_legitimate_address_p): Only allow constant pool
+ references from SImode.
+ * arm.md (thumb_movhi_insn): Don't allow minipool references.
+
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (TEXT_SECTION): Poison.
+ * varasm.c (text_section): Don't use TEXT_SECTION.
+ * config/sh/sh.c (sh_file_start): Fix a comment typo.
+ * doc/tm.texi (TEXT_SECTION): Remove.
+
+2004-01-13 Ben Elliston <bje@wasabisystems.com>
+
+ * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
+
+2004-01-12 James E Wilson <wilson@specifixinc.com>
+
+ * unwind-libunwind.c: Delete.
+
+2004-01-12 Zack Weinberg <zack@codesourcery.com>
+
+ PR 13656
+ * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
+ oldtype is set, set *newtypep or *oldtypep too. Do not set
+ them at the very end.
+ (validate_proto_after_old_defn): Restructure for comprehensibility;
+ make error messages clearer.
+
+2004-01-12 Zack Weinberg <zack@codesourcery.com>
+
+ * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
+ (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
+ * varray.c: No need to prototype error.
+ (varray_check_failed): Wrap long string onto two lines.
+ (varray_underflow): New function.
+
+2004-01-13 Steven Bosscher <stevenb@suse.de>
+
+ PR c++/13376
+ * function.h (struct function): Kill `name' field.
+ (current_function_name): Make it an extern function.
+ * function.c (current_function_name): New function.
+ * graph.c: Update all uses of current_function_name.
+ * gcse.c: Likewise.
+ * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
+ config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
+ * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
+ instead of a strcmp with "main".
+
+2004-01-13 Jan Hubicka <jh@suse.cz>
+
+ * c-decl.c (diagnose_mismatched_decls): Fix warning calls.
+
+ * cgraphunit.c (cgraph_optimize_function): Always do
+ optimize_inline_calls when there is always_inline callee.
+ (cgraph_decide_inlining): Fix formating.
+ * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
+ functions.
+ (expand_call_inline): Likewise.
+ * toplev.h (sorry): Fix prototype.
+
+2004-01-12 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
+ conditional jumps that drop through to unconditional jumps or the
+ end of the sequence.
+
+2004-01-13 Jan Hubicka <jh@suse.cz>
+
+ * alias.c (new_alias_set): Construct the alias_set varray.
+ (init_alias_once): Don't do it here.
+
+2004-01-12 Marc Espie <espie@openbsd.org>
+
+ * system.h: handle YYBYACC like YYBISON.
+
+2004-01-12 Jonathan Merriman <jonm@dualitymedia.com>
+
+ PR target/10847
+ * config.gcc: No longer includes conflicting header sparc/sol2.h when
+ building on sparc64-*-openbsd*.
+
+2004-01-12 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR debug/13539
+ * dbxout.c (dbxout_type): Protected inheritance is not
+ private but protected.
+
+2004-01-12 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
+
+2004-01-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR optimization/12508.
+ * combine.c (try_combine): Remove a dead set in a parallel
+ even if its destination is a subreg.
+
+ Revert:
+ 2003-06-03 Kazu Hirata <kazu@cs.umass.edu>
+ * combine.c (simplify_set): Don't move a subreg in SET_SRC to
+ SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
+
+2004-01-12 Geoffrey Keating <geoffk@apple.com>
+
+ * real.c: Update copyright date.
+ * emit-rtl.c: Likewise.
+ * rtl.h: Likewise.
+ * dwarf2out.c: Likewise.
+ * config/rs6000/darwin-ldouble.c: Likewise.
+ * config/rs6000/rs6000.md: Likewise.
+
+2004-01-12 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
+ TFmode to SImode libfuncs.
+
+2004-01-12 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/11397
+ * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
+
+2004-01-12 Jan Hubicka <jh@suse.cz>
+
+ PR opt/12826
+ * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
+ stored.
+
+ PR opt/12863
+ * cfgcleanup.c (label_is_jump_target_p): Move to...
+ * rtlanal.c (label_is_jump_target_p): ... here.
+ * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Fix redirecting of fallthru
+ edges unified with branch edges.
+
+2004-01-12 Richard Earnshaw <rearnsha@arm.com>
+
+ * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
+ high word of an integral CONST_DOUBLE.
+
+2004-01-12 Paul Brook <paul@codesourcery.com>
+
+ * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
+
+2004-01-12 J"orn Rennecke <joern.rennecke@superh.com>
+
+ PR target/13585
+ * sh-protos.h (check_use_sfunc_addr): Declare.
+ * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
+ * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
+
+2004-01-12 Jan Hubicka <jh@suse.cz>
+
+ * alias.c: Invlude varray.h
+ (alias_sets): Turn into varray.
+ (get_alias_set_entry): Use VARRAY; mark inline.
+ (mems_in_disjoint_alias_sets_p): Mark inline.
+ (record_alias_subset): Use varray.
+ (init_alias_once): Initialize varray.
+ (new_alias_set): Grow array.
+ * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
+
+2004-01-12 Jan Hubicka <jh@suse.cz>
+
+ Partial fix for PR opt/10776 II
+ * cselib.c: Include params.h
+ (cselib_invalidate_mem): Limit amount of nonconflicting memory
+ locations.
+ * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
+ * Makefile.in (cselib.o): Depend on params.h
+
+2004-01-12 Richard Sandiford <rsandifo@redhat.com>
+
+ * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
+ simplify_unary_operation if the operand has a known mode.
+
+2004-01-12 Hartmut Penner <hpenner@de.ibm.com>
+
+ PR target/13534
+ * config/rs6000/rs6000.c (word_offset_memref_operand): New
+ predicate to handle 'ld' conform addresses.
+ * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
+ contraint.
+ (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
+ are memory contraints.
+ * config/rs6000/rs6000-protos.h (word_offset_memref_operand):
+ New prototype.
+ * config/rs6000/rs6000.md (*movdf_hardfloat64):
+ Change 'o' to 'Y' constraint.
+ (*movdf_softfloat64): Ditto.
+
+2004-01-12 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.md: Switch from the "*..." syntax to the
+ brace-enclosed syntax in all C output statements.
+
+2004-01-12 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/13401
+ * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
+ Objective-C language type value is 14.
+
+2004-01-12 Markus F.X.J. Oberhumer <markus@oberhumer.com>
+
+ PR c/12148
+ * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
+ `int' in a number of places to make sure we always have a SImode
+ and not a HImode. Add a 'L' suffix to a number of constants.
+
+2004-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c: Don't include obstack.h.
+
+ * pa.md: Correct constraint in pattern for loading PIC label address.
+
+2004-01-11 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
+ before defining.
+
+2004-01-11 Steven Bosscher <stevenb@suse.de>
+
+ PR fortran/9972
+ * toplev.c (rest_of_handle_inline): Also consider functions
+ for deferral if the language is GNU F77.
+
+2004-01-11 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (diagnose_arglist_conflict): Add missing space to
+ diagnostic messages.
+
+2004-01-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/13392
+ * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
+ to drop through label. Don't fall back to SCC even when conditional
+ jump has not been found.
+
+2004-01-11 Jan Hubicka <jh@suse.cz>
+
+ * invoke.texi: Fix syntax error in previous patch.
+
+ Partial fix for PR opt/10776
+ * Makefile.in (reload.o): Include param.h
+ * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
+ * reload.c: Include params.h.
+ (find_equiv_reg): Work limiting check.
+ * invoke.texi: Document.
+
+2004-01-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
+ out-of-bounds accesses to string constants. Simplify mips16
+ case accordingly.
+
+2004-01-11 Richard Sandiford <rsandifo@redhat.com>
+
+ PR optimization/13469
+ * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
+ reload_cse_regs (-fnon-call-exceptions only).
+
+2004-01-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mcore/lib1.asm: Fix comment formatting.
+ * config/mcore/mcore-elf.h: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/mcore/mcore.h: Likewise.
+ * config/mcore/mcore.md: Likewise.
+
+2004-01-10 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (duplicate_decls): Break apart into...
+ (diagnose_arglist_conflict, validate_proto_after_old_defn)
+ (locate_old_defn, diagnose_mismatched_decls, merge_decls):
+ ... these new functions. Restructure for comprehensibility.
+ Remove various archaic special cases. Always report the
+ location of the previous declaration when a diagnostic is issued.
+ (redeclaration_error_message): Fold into diagnose_mismatched_decls.
+ (match_builtin_function_types): Delete unnecessary forward declaration.
+
+2004-01-10 Zack Weinberg <zack@codesourcery.com>
+
+ * genautomata.c (make_automaton, NDFA_to_DFA):
+ Print progress bars with '.' characters instead of '*'.
+ (build_automaton): Change notes to match.
+
+2004-01-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.md: Use define_constants for unspec and
+ unspec_volatile.
+
+2004-01-10 Jan Hubicka <jh@suse.cz>
+
+ PR opt/11635
+ * expr.c (expand_expr_real): More curefully expand union casts.
+
+2004-01-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.md (flush_icache): Use 1 for
+ unspec_volatile.
+
+2004-01-10 David Edelsohn <edelsohn@gnu.org>
+ James E Wilson <wilson@specifixinc.com>
+
+ PR debug/12860
+ * dbxout.c (dbxout_symbol): Remove initialization of
+ current_sym_code, current_sym_value, and current_sym_addr.
+ (dbxout_symbol_location): Same.
+ (dbxout_prepare_symbol): Zero current_sym_code,
+ current_sym_value, and current_sym_addr.
+
+2004-01-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * tree.c (get_unwidened): Reorder conditions so that the null pointer
+ check is done first.
+
+2004-01-09 Eric Christopher <echristo@redhat.com>
+
+ * toplev.c (rest_of_handle_cfg): Add reg_scan pass
+ if we're running mark_constant_function.
+
+2004-01-09 Jeff Bailey <jbailey@nisa.net>
+
+ PR target/12561
+ * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
+
+2004-01-09 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR debug/11231
+ * dbxout.c (dbxout_type_fields): Return if any item is
+ error_mark_node or the type is error_mark_node.
+
+2004-01-09 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/darwin-ldouble.c: Add big comment explaining
+ exactly what is expected as a 'long double'.
+ (_xlqadd): When a value to be returned is representable as a
+ 'double', just return it directly, do not construct it using a union.
+ Also, correct final fixup.
+ (_xlqmul): Likewise.
+ (_xlqdiv): Likewise.
+ * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
+
+ * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
+
+2004-01-09 Richard Henderson <rth@redhat.com>
+
+ * recog.c (constrain_operands): Validate mem operands.
+
+2004-01-09 James E Wilson <wilson@specifixinc.com>
+
+ * gcc.c (init_spec): Remove -lunwind from shared case.
+ * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
+
+2004-01-09 Steve Ellcey <sje@cup.hp.com>
+
+ * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
+ * configure: Regenerate
+
+2004-01-09 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/11234
+ * c-typeck.c (build_c_cast): If pedantic, warn for conversions
+ between function and object pointers.
+ (digest_init): When comparing a pointer to function type to the
+ target type, only apply TREE_TYPE once to the pointer to function
+ type.
+ * except.c (for_each_eh_label_1): Treat data as a pointer to a
+ function pointer rather than casting it to a function pointer.
+ (for_each_eh_label): Update caller.
+ * recog.h (struct insn_data): Use a struct or union for output.
+ * genoutput.c (output_insn_data): Update.
+ * final.c (get_insn_template): Update.
+
+2004-01-09 Mark Mitchell <mark@codesourcery.com>
+
+ * expr.h (expand_expr): Make it a macro, not a function.
+ (expand_expr_real): New function.
+ * expr.c (store_expr): Adjust logic for deciding whether or not to
+ copy the value returned by expand_expr.
+ (expand_expr): Rename to ...
+ (expand_expr_real): ... this. Add alt_rtl parameter. Adjust
+ calls to language hooks.
+ * c-common.h (c_expand_expr): Adjust prototype.
+ * c-common.c (c_expand_expr): Add alt_rtl parameter.
+ * langhooks-def.h (lhd_expand_expr): Change prototype.
+ * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
+ * langhooks.h (lang_hooks): Change type of expand_expr.
+ * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
+ (last_expr_alt_rtl): Likewise.
+ (expand_expr_stmt_value): Set last_expr_alt_rtl.
+ (clear_last_expr): Clear it.
+ (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
+ (expand_end_bindings): Save and restor last_expr_alt_rtl.
+ * tree.def (RTL_EXPR): Give it an additional operand.
+ * tree.h (RTL_EXPR_ALT_RTL): New macro.
+
+2004-01-09 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
+ * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
+
+2004-01-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR target/13380.
+ * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
+ or (ne:SI (reg:CC 17) (const_int 0)).
+ Be specific about modes wherever possible.
+
+2004-01-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.c (m32r_expand_block_move): Call
+ gen_movestrsi_internal with two more arguments.
+ (m32r_output_block_move): Adjust operand numbers.
+ Properly update the source and destination pointers.
+ * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
+ 'r+'. Change the set detinations to match_operand.
+
+2004-01-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * final.c (FIRST_INSN_ADDRESS): Remove.
+ (shorten_branches): Don't use FIRST_INSN_ADDRESS.
+ * system.h (FIRST_INSN_ADDRESS): Poison.
+ * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
+ * config/m32r/m32r-protos.h: Remove the prototype for
+ m32r_first_insn_address.
+ * config/m32r/m32r.c (m32r_first_insn_address): Remove.
+ * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
+ * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
+
+2004-01-09 J. Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
+ we just created.
+ (is_ada_subrange_type): DIEs for enumeration subtypes should be
+ emitted as subrange types too.
+ (subrange_type_die): Add handling of enumeration subtypes.
+
+2004-01-08 Richard Henderson <rth@redhat.com>
+
+ PR opt/12441
+ Revert: Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
+ * i386.c (aligned_operand): Be prepared for SUBREGed registers.
+ (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
+ (ix86_address_cost): Be prepared for SUBREGed registers.
+ (legitimate_address_p): Accept SUBREGed registers.
+
+2004-01-08 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in: Rename configure.in to configure.ac
+ * doc/sourcebuild.texi: Likewise.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2004-01-08 Stuart Hastings <stuart@apple.com>
+
+ * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
+
+2004-01-08 Jan Hubicka <jh@suse.cz>
+
+ * cgraphunit.c (cgraph_decide_inlining): Fix typo.
+
+2004-01-08 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
+ (UNSPEC_FIX_TRUNC_TF): New constant.
+ (movtf_internal): Make splitter active only when insn is active.
+ (extenddftf2): Rewrite to properly load zero into low part.
+ (extenddftf2_internal): New.
+ (extendsftf2): Rewrite.
+ (truncdftf2): Correct length.
+ (floatditf2): Delete.
+ (fix_trunc_helper): New.
+ (fix_trunctfdi2): Use fix_trunc_helper.
+ (fix_trunctfsi2): Likewise.fix_trunc
+ (fix_trunctfsi2_internal): New.
+
+ * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
+ addresses are legitimate on Darwin even when flag_pic.
+ (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
+ non-offsettable addresses for loads of TFmode constants.
+
+2004-01-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
+ variables in the appropriate bss section.
+
+2004-01-09 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
+ target_flags has MASK_POWERPC64 when -m64.
+ * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
+ to 620, 630, power3, power4 and rs64a entries.
+ * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
+
+2004-01-08 Richard Sandiford <rsandifo@redhat.com>
+
+ * simplify-rtx.c (simplify_immed_subreg): Fix construction of
+ floating-point constants.
+
+2004-01-08 J. Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (subrange_type_die): Add context_die parameter.
+ Create the subrange_type DIE using the given context DIE.
+ (modified_type_die): Update call to subrange_type_die.
+
+2004-01-08 Zack Weinberg <zack@codesourcery.com>
+
+ * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
+ Add multiple-include guard.
+
+2004-01-08 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/rs6000/rs6000.c (easy_vector_constant): Accept
+ all vector constant loadable by vsplt*.
+ (output_vec_const_move): Likewise.
+
+2004-01-07 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/6024
+ * c-typeck.c (comptypes): Only treat enumerated types in the same
+ translation unit as compatible with each other when they are the
+ same type.
+ * doc/extend.texi: Update.
+
+2004-01-07 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/12165
+ * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
+ array type from the array element type.
+
+2004-01-07 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
+ * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
+ * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
+ (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
+ * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
+
+2004-01-06 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
+ (DWARF2_DEBUGGING_INFO): Define.
+ (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
+ * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
+ * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
+ for irix as.
+ (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
+ * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
+ * config/mips/iris5gas.h: Ditto.
+ (DBX_DEBUGGING_INFO): Remove.
+ (DWARF2_DEBUGGING_INFO): Ditto.
+ (MIPS_DEBUGGING_INFO): Ditto.
+ (PREFERRED_DEBUGGING_TYPE): Ditto.
+ * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
+ (PREFERRED_DEBUGGING_TYPE): Ditto.
+ (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
+ * config/mips/elf64.h: Ditto.
+
+2004-01-06 Jan Hubicka <jh@suse.cz>
+
+ * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
+ (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
+
+2004-01-06 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
+ (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
+ * config/rs6000/darwin-ldouble.c: New.
+
+ * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
+ for constants.
+ (constant_subword): Delete.
+ * rtl.h (constant_subword): Delete prototype.
+ (immed_double_const): Is not in varasm.c.
+ * simplify-rtx.c (simplify_immed_subreg): New.
+ (simplify_subreg): Use simplify_immed_subreg.
+
+ * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
+ than trying to generate RTL directly.
+ (fix_trunctfsi2): Use expand_fix rather than trying to generate
+ RTL directly.
+
+ * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
+
+2004-01-06 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
+ function into a separate macro.
+ (read_only_data_section): Add void argument.
+ (private_data_section): Same.
+ (read_only_private_data_section): Same.
+ (toc_section): Same.
+
+2004-01-06 Jan Hubicka <jh@suse.cz>
+
+ * invoke.texi: Remove typo in last change.
+
+ PR target/10301
+ * config.gcc: Accept opteron and athlon-64 as variants
+ of k8.
+ * i386.c (override_options): Likewise.
+ * invoke.texi (i386 -mtune): Expand documentation.
+
+2004-01-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c: Fix comment typos.
+ * builtins.c: Likewise.
+ * cfg.c: Likewise.
+ * df.c: Likewise.
+ * dominance.c: Likewise.
+ * dwarf2out.c: Likewise.
+ * emit-rtl.c: Likewise.
+ * expr.c: Likewise.
+ * final.c: Likewise.
+ * fold-const.c: Likewise.
+ * gcse.c: Likewise.
+ * genattrtab.c: Likewise.
+ * genrecog.c: Likewise.
+ * gensupport.c: Likewise.
+ * ggc-zone.c: Likewise.
+ * integrate.c: Likewise.
+ * local-alloc.c: Likewise.
+ * loop.c: Likewise.
+ * recog.c: Likewise.
+ * regmove.c: Likewise.
+ * reg-stack.c: Likewise.
+ * reorg.c: Likewise.
+ * rtlanal.c: Likewise.
+ * rtl.h: Likewise.
+ * sched-ebb.c: Likewise.
+ * simplify-rtx.c: Likewise.
+ * toplev.c: Likewise.
+ * varasm.c: Likewise.
+
+2004-01-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/install.texi: Fix typos.
+ * doc/invoke.texi: Likewise.
+ * doc/md.texi: Likewise.
+
+2004-01-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
+
+2004-01-06 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (init_cumulative_args): Add handling of MMX_REGPARM.
+ (function_arg_advance): Do not pass aggregates in SSE; deal handling
+ of MMX_REGPARM.
+ (function_arg): Add new warnings about ABI changes; fix SSE_REGPARM;
+ add MMX_REGPARM.
+ * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
+ (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
+ (MMX_REGPARM_MAX): Similarly for -mmmx.
+
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sh/linux.h: Fix comment formatting.
+ * config/sh/netbsd-elf.h: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/sh/sh.h: Likewise.
+ * config/sh/vxworks.h: Likewise.
+
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
+ * toplev.c (output_file_directive): Don't use
+ ASM_OUTPUT_MAIN_SOURCE_FILENAME.
+
+2004-01-05 Steven Bosscher <s.bosscher@student.tudelft.nl>
+
+ * toplev.c: Fix broken checkin of 2003-12-30.
+
+2004-01-05 Daniel Berlin <dberlin@dberlin.org>
+
+ * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
+ (USING_MMAP): We don't support non-mmap.
+ (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
+ large objects.
+ (struct page_entry): Remove bytes_free.
+ (struct page_table_chain): Remove.
+ (struct globals): Remove page_table member.
+ (loookup_page_table_entry): Function deleted.
+ (set_page_table_entry): Ditto.
+ (ggc_allocated_p): No longer need page table lookups.
+ (ggc_marked_p): Ditto.
+ (alloc_small_page): Don't care about bytes_free anymore.
+ (alloc_large_page): Round up size.
+ (ggc_alloc_zone_1): Mark large objects as such, and calculate
+ their size the new way.
+ Remove page table lookups and setting.
+ (ggc_get_size): Calculate large object size the new way.
+ (sweep_pages): Redo to account for fact that we no longer have
+ bytes_free.
+ (ggc_collect): No longer need to reincrement bytes_free.
+ (ggc_pch_alloc_object): Handle new large objects properly.
+ (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
+
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/invoke.texi: Remove a page break.
+
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/avr/avr.c (avr_output_function_prologue): Remove an
+ extra pair of curly braces.
+
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mn10300/mn10300.c: Fix comment formatting.
+ * config/mn10300/mn10300.h: Likewise.
+
+2004-01-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.h: Update documentation on nothrow_flag.
+ * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
+ types.
+
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/invoke.texi: Remove traces of dead ports.
+
+2004-01-05 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
+ option.
+
+2004-01-05 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/12945
+ * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
+ counter labels.
+ * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
+ (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
+ string constants if TARGET_MIPS16. Use SYMBOL_REF_DECL to check
+ the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
+ (mips_symbol_insns): Don't trust the local/global classification.
+ (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
+ (override_options): Make -mabicalls -fno-unit-at-a-time imply
+ -mno-explicit-relocs.
+ (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
+ between local and global symbols.
+
+2004-01-05 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
+ (mips_preferred_reload_class): Declare.
+ * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
+ (EXTRA_CONSTRAINT): Update accordingly.
+ (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
+ * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
+ (mips_preferred_reload_class): New function. Prefer LEA_REGS if
+ mips_dangerous_for_la25_p.
+ (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
+ if mips_dangerous_for_la25_p.
+
+2004-01-05 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
+ warning.
+
+2004-01-04 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Use AC_PROG_CPP_WERROR.
+ * configure: Regenerate.
+
+2004-01-04 Zack Weinberg <zack@codesourcery.com>
+
+ * .cvsignore: Add autom4te.cache.
+
+2004-01-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Revamp documentation of MIPS options. Remove
+ -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
+ -m4650, -mfix7000 and -(m)no-crt0. Put endianness options first,
+ then architecture options, then ABI options. General rewording.
+
+2004-01-04 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/3414
+ * doc/extend.texi: Clarify definition of malloc attribute.
+
+2004-01-04 Jan Hubicka <jh@suse.cz>
+
+ * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
+ * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
+ * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
+ (cgraph_inline_p): Add extra argument reason.
+ * cgraphunit.c: Minor formating fixes.
+ cgraph_first_inlined_callee): New functions.
+ (record_call_1): Record builtins too.
+ (cgraph_analyze_function): Update inline_failed messages.
+ (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
+ cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
+ (cgraph_check_inline_limits): Likewise; Add argument reason.
+ (cgraph_set_inline_failed): New static function.
+ (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
+ reasons.
+ (cgraph_inline_p): Add new argument reason.
+ * tree-inline.c (expand_call_inline): Update warning.
+
+2004-01-03 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
+ with modern equivalents.
+ * configure: Regenerate.
+
+ * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
+ * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
+ * configure: Regenerate.
+
+ * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
+
+ * configure.in: Rename to configure.ac.
+ * configure.ac: Renamed from configure.in; make minimum necessary
+ changes for autoconf 2.5x.
+ * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
+ * configure: Regenerate with autoconf 2.57.
+
+2004-01-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mips/linux.h: Fix comment formatting.
+ * config/mips/mips.c: Likewise.
+ * config/mips/mips.h: Likewise.
+ * config/mips/mips.md: Likewise.
+ * config/mips/netbsd.h: Likewise.
+ * config/mips/windiss.h: Likewise.
+
+2004-01-02 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (fp constant pool splitter): Reorg suppression
+ for sse and 387; add suppression for mmx.
+
+2004-01-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * loop.c (loop_optimize): Free all loops_info's mems.
+
+ * c-typeck.c (finish_init): Free spelling_base before
+ setting it again.
+
+ * cfgloop.c (flow_loops_find): Always free the sbitmap
+ headers.
+
+ * predict.c (estimate_probability): Free bbs after being
+ done with it.
+
+2004-01-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mn10300/mn10300.h (PREDICATE_CODES): Add
+ const_8bit_operand and call_address_operand.
+
+2004-01-02 Jan Hubicka <jh@suse.cz>
+
+ * cgraphunit.c (cgraph_optimize_function): Call optimize_inline_calls
+ when there is nothing to inline but warnings are requested.
+ (cgraph_decide_inlining): Fix memory leak.
+
+2004-01-02 Jan Hubicka <jh@suse.cz>
+
+ * expr.c (store_constructor): Fix pasto in previous patch.
+
+2004-01-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i386/cygming.h: Fix comment formatting.
+ * config/i386/djgpp.h: Likewise.
+ * config/i386/gthr-win32.c: Likewise.
+ * config/i386/i386-interix.h: Likewise.
+ * config/i386/i386.c: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/i386/openbsd.h: Likewise.
+ * config/i386/winnt.c: Likewise.
+ * config/i386/xm-mingw32.h: Likewise.
+
+2004-01-02 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
+ copyright and last modification dates.
+
+2004-01-02 Andreas Jaeger <aj@suse.de>, Gerald Pfeifer <gp@suse.de>
+
+ * doc/install.texi (Specific): Mention x86_64.
+
+2004-01-01 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
+ Call force_operand on plus_constant result.
+
+2004-01-01 Jan Hubicka <jh@suse.cz>
+
+ * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
+ * expr.c (store_constructor): Use vec_init pattern.
+ * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
+ * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
+ (vec_set_optab, vec_extract_optab, vec_init_optab): New.
+ * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
+ New patterns.
+ (sse2_unpc?pd): Fix pattern.
+ (sse2_movlpd): Kill.
+ (sse2_movsd): Deal with movlpd too.
+ * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
+ (ix86_expand_vector_init): New.
+ * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
+ * md.texi (vec_set, vec_extract): Document
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