--- /dev/null
+2002-12-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Update the prototypes.
+ * config/h8300/h8300.c (const_le_2_operand): Change to
+ const_int_le_2_operand.
+ (const_int_le_6_operand): Change to const_int_le_6_operand.
+ * config/h8300/h8300.md (two peepholes): Update the function
+ names.
+
+2002-12-31 Tom Tromey <tromey@redhat.com>
+
+ * doc/install.texi (Testing): Fixed typo.
+
+2002-12-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (TRAMPOLINE_TEMPLATE): Remove.
+ (TRAMPOLINE_SIZE): Support the normal mode.
+ (INITIALIZE_TRAMPOLINE): Emit the entire trampoline.
+
+2002-12-31 Mark Mitchell <mark@codesourcery.com>
+
+ * c-common.h (pending_lang_change): Declare.
+
+2002-12-31 Jerry Quinn <jlquinn@optonline.net>
+
+ * gcc/doc/invoke.texi (Optimization Options): Clean up -O flag
+ descriptions.
+
+2002-12-31 Jerry Quinn <jlquinn@optonline.net>
+
+ * gcc/doc/invoke.texi (Optimization Options): List the options
+ enabled by each -O flag.
+
+2002-12-31 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Configuration): Explicitly refer
+ gcc/config.gcc for a list of cpu models.
+
+2002-12-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h: Fix comment typos.
+
+2002-12-30 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (WIDEST_HARDWARE_FP_SIZE): Define.
+
+2002-12-30 Tom Tromey <tromey@redhat.com>
+
+ * doc/install.texi (Testing): Mention Jacks.
+
+2002-12-30 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/gcc.texi, doc/gccint.texi: Update last modification dates.
+
+2002-12-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (output_logical_op): Use extu.w in more
+ cases.
+ (compute_logical_op_length): Update to reflect the change in
+ output_logical_op.
+ (compute_logical_op_cc): Likewise.
+
+2002-12-30 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/service.texi: Uncomment and update FAQ link.
+
+2002-12-30 Andreas Jaeger <aj@suse.de>
+
+ * unwind-dw2-fde.h (last_fde): Add unused attribute for obj.
+
+2002-12-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*addsi3_lshiftrt_16_zexthi): New.
+
+2002-12-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (output_logical_op): Use extu.w if we
+ are clearing the most significant byte.
+ (compute_logical_op_length): Update to reflect the change in
+ output_logical_op.
+ (compute_logical_op_cc): Likewise.
+
+2002-12-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Give internal names to anonymous
+ insns.
+
+2002-12-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Reorder some insns.
+
+2002-12-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add prototypes for
+ const_int_qi_operand and const_int_hi_operand.
+ * config/h8300/h8300.c (const_int_qi_operand): New.
+ (const_int_hi_operand): Likewise.
+ * config/h8300/h8300.md (three peepholes): New.
+
+2002-12-28 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/cpp.texi, doc/gcc.texi, doc/gccint.texi, doc/install.texi:
+ Use @copying.
+
+2002-12-28 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * configure.in: Increase makeinfo version requirement to 4.[2-9].
+ * configure: Regenerate.
+ * doc/install.texi: Update Texinfo version requirement.
+
+2002-12-28 Andreas Jaeger <aj@suse.de>
+
+ * config/i386/i386.c (x86_function_profiler): Mark labelno as
+ possibly unused.
+
+ * c-parse.in (yyprint): Use HOST_WIDE_INT_PRINT_DOUBLE_HEX for
+ correct format.
+
+2002-12-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*iorhi_shift_8): Change the name to
+ *iorhi_ashift_8.
+ (*iorhi_lshiftrt_8): New.
+
+2002-12-27 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/include/texinfo.tex: Update to version 2002-12-26.16.
+
+2002-12-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/contrib.texi (Contributors): Add Abramo and Roberto Bagnara.
+
+2002-12-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Fix comment typos.
+ Update copyright.
+ * config/h8300/h8300.c: Fix comment typos.
+
+2002-12-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (IDENT_ASM_OP): End with a tab.
+
+2002-12-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i386/athlon.md: Fix comment typos.
+ * config/i386/crtdll.h: Likewise.
+ * config/i386/djgpp.h: Likewise.
+ * config/i386/i386-interix.h: Likewise.
+ * config/i386/i386.c: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/i386/k6.md: Likewise.
+ * config/i386/mingw32.h: Likewise.
+ * config/i386/pentium.md: Likewise.
+ * config/i386/sco5.h: Likewise.
+ * config/i386/winnt.c: Likewise.
+ * config/i386/xmmintrin.h: Likewise.
+
+2002-12-26 Jose Renau <renau@cs.uiuc.edu>
+
+ * ssa-dce.c (EXECUTE_IF_UNNECESSARY): Verify INSN is an
+ INSN_P before checking to see if it is dead.
+ (mark_all_insn_unnecessary): Similarly.
+ (ssa_eliminate_dead_code): Similarly.
+ * rtl.h (struct rtx_def): Update comments for in_struct usage
+ in dead code elimination pass.
+ (INSN_DEAD_CODE_P): Allow JUMP_INSN and CALL_INSN as well.
+
+2002-12-26 Andreas Schwab <schwab@suse.de>
+
+ * config.gcc (powerpc*-*-*, rs6000-*-*): Fix assignment syntax.
+
+2002-12-25 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Convert to
+ tartet_flags_explicit.
+ * config/rs6000/rs6000.h (MASK_MULTIPLE_SET, MASK_STRING_SET): Delete.
+ Compact target_flags bits.
+ (TARGET_MULTIPLE_SET, TARGET_STRING_SET): Delete.
+ (TARGET_SWITCHES): Delete references to *_SET flags.
+
+Wed Dec 25 20:30:53 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (memory attribute): Fix setcc attribute.
+
+2002-12-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * output.h: Fix comment typos.
+ * predict.c: Likewise.
+ * print-tree.c: Likewise.
+ * profile.c: Likewise.
+ * ra-build.c: Likewise.
+ * ra-colorize.c: Likewise.
+ * ra-debug.c: Likewise.
+ * ra-rewrite.c: Likewise.
+ * ra.c: Likewise.
+ * ra.h: Likewise.
+ * real.c: Likewise.
+ * recog.c: Likewise.
+ * reg-stack.c: Likewise.
+ * regclass.c: Likewise.
+
+2002-12-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (print_operand_address): Do not negate
+ a negative number when printing one.
+
+2002-12-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add prototypes for
+ output_plussi, compute_plussi_length, and compute_plussi_cc.
+ * config/h8300/h8300.c (output_plussi): New.
+ (compute_plussi_length): Likewise.
+ (compute_plussi_cc): Likewise.
+ * config/h8300/h8300.md (addsi_h8300h): Call
+ output_plussi, compute_plussi_length, and compute_plussi_cc.
+
+2002-12-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (two peepholes): Use match_dup instead
+ of match_operand in the new patterns.
+
+2002-12-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/include/texinfo.tex: Update to version 2002-11-25.11.
+
+2002-12-24 Nathan Sidwell <nathan@codesourcery.com>
+
+ * configure.in (enable-coverage): Add SELF_COVERAGE.
+ * profile.c (end_branch_prob): Use SELF_COVERAGE.
+
+2002-12-24 Jim Wilson <wilson@redhat.com>
+
+ * alias.c (record_set): Handle multi-reg hard registers.
+
+2002-12-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * regmove.c: Fix comment typos.
+ * reload.c: Likewise.
+ * reload1.c: Likewise.
+ * resource.c: Likewise.
+ * rtl.def: Likewise.
+ * rtl.h: Likewise.
+ * rtlanal.c: Likewise.
+ * sched-deps.c: Likewise.
+ * sched-rgn.c: Likewise.
+ * sibcall.c: Likewise.
+ * simplify-rtx.c: Likewise.
+ * ssa-ccp.c: Likewise.
+ * ssa.c: Likewise.
+ * stmt.c: Likewise.
+ * stor-layout.c: Likewise.
+ * system.h: Likewise.
+ * tlink.c: Likewise.
+ * toplev.c: Likewise.
+ * tracer.c: Likewise.
+ * tree-inline.c: Likewise.
+ * tree.c: Likewise.
+ * tree.h: Likewise.
+ * unroll.c: Likewise.
+ * varasm.c: Likewise.
+
+2002-12-23 Larin Hennessy <larin@science.oregonstate.edu>
+
+ * doc/install.texi: Remove i386-*-isc, i860-*-bsd,
+ m68k-altos-sysv, m68k-isi-bsd, m68k-sony-bsd entries.
+ * doc/invoke.texi: Remove AMD 29K, ARM RISC/iX, Clipper, Convex,
+ DG/UX entries.
+ * doc/md.texi: Remove AMD 29K entries.
+ * doc/trouble.texi: Remove Alliant, DG/UX, Iris 4.0.5F, GAS
+ 1.38.1, NewsOS, RT PC, WE32K entries.
+
+2002-12-23 Aldy Hernandez <aldyh@redhat.com>
+
+ PR/8763
+ * config/rs6000/altivec.md (mulv4sf3): Rewrite to add -0.0 vector.
+ (altivec_vspltisw_v4sf): Name pattern.
+ (altivec_vslw_v4sf): New pattern.
+
+2002-12-23 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/include/gcc-common.texi: Define DEVELOPMENT.
+
+2002-12-23 Mark Mitchell <mark@codesourcery.com>
+
+ * stor-layout.c (update_alignment_for_field): Correct handling of
+ unnamed bitfields on PCC_BITFIELD_TYPE_MATTERS machines.
+ * doc/tm.texi (PCC_BITFIELD_TYPE_MATTERS): Note that an unnamed
+ bitfield does not affect alignment.
+
+2002-12-23 David Edelsohn <edelsohn@gnu.org>
+
+ * expr.c (expand_assignment): Apply special treatment to
+ ARRAY_TYPE.
+
+2002-12-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Update the prototype of
+ expand_a_shift.
+ * config/h8300/h8300.c (expand_a_shift): Change the return
+ type to void.
+ * config/h8300/h8300.md: Update all the uses of
+ expand_a_shift.
+
+2002-12-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.c (save_expr): Allow either side of a dyadic operand to be
+ constant.
+
+ * doc/portability.texi (portability): Update portability goals.
+
+2002-12-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (output_a_shift): Remove unused code.
+
+2002-12-22 Mark Mitchell <mark@codesourcery.com>
+
+ * stor-layout.c (update_alignment_for_field): Guard use of
+ ADJUST_FIELD_ALIGN with #ifdef.
+
+ * stor-layout.c (update_alignment_for_field): Use
+ ADJUST_FIELD_ALIGN when computing the alignment for a zero-width
+ bitfield when PCC_BITFIELD_TYPE_MATTERS.
+
+2002-12-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genautomata.c: Fix comment typos.
+
+Sun Dec 22 18:23:44 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * params.def (tracer-min-branch-probability-feedback): Fix default.
+ * final.c (compute_alignments): Use profile to avoid code bloat.
+
+2002-12-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (get_shift_alg): Make shift insn
+ sequences end with a valid cc0 whenever possible.
+
+2002-12-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (negsf2): New.
+ (*negsf2_h8300): Likewise.
+ (*negsf2_h8300hs): Likewise.
+
+2002-12-21 Geoffrey Keating <geoffk@apple.com>
+
+ * integrate.c (output_inline_function): Don't hold private
+ pointers to 'struct function' over GC calls.
+
+2002-12-21 Kaz kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/lib1funcs.asm (__fpscr_values): Conditionalize with
+ NO_FPSCR_VALUES.
+ * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Add -DNO_FPSCR_VALUES.
+
+2002-12-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (zero_extendqisi2): Correct the
+ length.
+
+2002-12-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*zero_extendqihi2_h8300): Make the
+ second alternative "#".
+ (*zero_extendqihi2_h8300hs): Likewise.
+ (a define_split): New.
+
+2002-12-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Update the prototype for
+ split_adds_subs.
+ Add prototypes for const_le_2_operand and const_le_6_operand.
+ * config/h8300/h8300.c (split_adds_subs): Add an argument to
+ specify whether inc/dec should be used when possible.
+ (const_le_2_operand): New.
+ (const_le_6_operand): Likewise.
+ * config/h8300/h8300.md (two peepholes): New.
+
+2002-12-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/fr30/fr30.md: Fix a comment typo.
+ * config/i386/i386.c: Likewise.
+ * config/ip2k/ip2k.h: Likewise.
+
+2002-12-20 Jim Wilson <wilson@redhat.com>
+
+ * config/rs6000/spe.h (__ev_subifw): Reverse arguments.
+ (__ev_subw, __ev_subiw): New.
+ (ev_mwlssf, ev_mwlsmf, ev_mwlssfa, ev_mwlsmfa, ev_mwlssfaaw,
+ ev_mwlsmfaaw, ev_mwlssfanw, ev_mwlsmfanw): Delete.
+
+2002-12-20 John David Anglin <dave.anglin@nrc.gc.ca>
+
+ * pa-linux.h (TARGET_HAS_STUBS_AND_ELF_SECTIONS): Delete define.
+ * pa32-linux.h (FUNCTION_OK_FOR_SIBCALL): Delete define.
+ * pa.c (pa_function_ok_for_sibcall): Allow non indirect sibcalls on
+ TARGET_ELF32. Add comment on sibcall issues for TARGET_64BIT.
+
+2002-12-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add prototypes for
+ incdec_operand and eqne_operator.
+ * config/h8300/h8300.c (incdec_operand): New.
+ (eqne_operator): Likewise.
+ * config/h8300/h8300.h (CONST_OK_FOR_M): Likewise.
+ (CONST_OK_FOR_O): Likewise.
+ (CONST_OK_FOR_LETTER_P): Use CONST_OK_FOR_M and
+ CONST_OK_FOR_O.
+ * config/h8300/h8300.md (UNSPEC_INCDEC): New.
+ (addhi3_incdec): New.
+ (addsi3_incdec): Likewise.
+ (two peepholes): Likewise.
+
+2002-12-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (dosize): Remove warnings.
+ (print_operand): Likewise.
+
+2002-12-20 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (decl_has_samegp): New.
+ (samegp_function_operand): Use it. Rename from
+ current_file_function_operand.
+ (direct_call_operand): Handle -msmall-text via symbol->jump.
+ (tls_symbolic_operand_1): Use T for tprel64, t for smaller tprel.
+ (tls_symbolic_operand_type): Likewise.
+ (alpha_encode_section_info): Likewise. Handle -msmall-text.
+ (alpha_function_ok_for_sibcall): Use decl_has_samegp.
+ (alpha_end_function): Set symbol->jump for functions defined in
+ the text section.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/alpha.h (MASK_SMALL_TEXT, TARGET_SMALL_TEXT): New.
+ (TARGET_SWITCHES): Add -msmall-text and -mlarge-text.
+ (PREDICATE_CODES): Update.
+ * config/alpha/alpha.md (call patterns): Update for
+ samegp_function_operand rename; use !samegp reloc if
+ TARGET_EXPLICIT_RELOCS.
+ * doc/invoke.text: Document -msmall-text and -mlarge-text.
+
+2002-12-20 Ian Dall <ian@sibyl.beware.dropbear.id.au>
+
+ * config/ns32k/ns32k.md (movdi): Use "l" instead of "f" to match
+ all registers capable of holding a double float.
+ (*rcond): change name of "reverse branch" insns to
+ something more meaningful.
+ (*rbgt, *rblt, *rbge, *rble): Reverse branches to handle IEEE
+ comparisons properly.
+ (*ffs): Change operand 0 from write to read-modify-write.
+ (*ffsssi2): Drop constraints from define_expand.
+
+ * config/ns32k/ns32k.h (STORE_RATIO, STORE_BY_PIECES): Avoid using
+ MOVE_RATIO as default for store operations.
+
+ * config/ns32k/ns32k.h (enum reg_class, REG_CLASS_NAMES): Add
+ LONG_REGS class.
+ (CANNOT_CHANGE_MODE_CLASS): Can't subreg LONG_REGS.
+ (GO_IF_LEGITIMATE_ADDRESS): Remove spurious abort().
+ * config/ns32k/ns32k.c (regclass_map): Add LONG_REGS class.
+
+ * config/ns32k/STATUS: New File
+ * config/ns32k/NOTES: New file.
+
+2002-12-20 Hartmut Penner <hpenner@de.ibm.com>
+
+ * doc/invoke.texi: Document -mzarch, -mesa, -mcpu= and -march=
+ option for S/390 and zSeries.
+ * config/s390/s390.c (s390_cpu, s390_cpu_string, s390_arch,
+ s390_arch_string): New variables.
+ (override_options): Checking for options and setting of
+ appropriate target_flags, cpu and arch flags.
+ * config/s390/s390.h: (processor_type): New enum.
+ (TARGET_SWITCHES): New switches -mesa/zarch.
+ * config/s390/s390.md: New attribute 'cpu'.
+
+2002-12-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-pretty-print.h: Fix comment typos.
+ * integrate.c: Likewise.
+ * varasm.c: Likewise.
+ * config/c4x/c4x.h: Likewise.
+ * config/c4x/c4x.md: Likewise.
+ * config/fr30/fr30.md: Likewise.
+ * config/frv/frv.c: Likewise.
+ * config/h8300/h8300.c: Likewise.
+ * config/i386/i386.c: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/ia64/ia64.c: Likewise.
+ * config/ia64/ia64.h: Likewise.
+ * config/ip2k/ip2k.md: Likewise.
+ * config/m68hc11/m68hc11-crt0.S: Likewise.
+ * config/m68hc11/m68hc11.h: Likewise.
+ * config/m68hc11/m68hc11.md: Likewise.
+ * config/m68hc11/m68hc12.h: Likewise.
+ * config/mcore/mcore.md: Likewise.
+ * config/mips/mips.c: Likewise.
+ * config/mips/mips.md: Likewise.
+ * config/mmix/mmix-modes.def: Likewise.
+ * config/pa/pa.c: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/rs6000/rs6000.md: Likewise.
+
+2002-12-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (output_a_shift): Clean up the code to
+ output shifts using rotation.
+
+2002-12-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * flow.c (allocate_reg_life_data): Reset REG_FREQ.
+
+2002-12-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (pushqi_h8300): Don't push the stack
+ pointer.
+ (pushqi_h8300hs): Likewise.
+ (pushhi_h8300): Likewise.
+ (pushhi_h8300hs): Likewise.
+
+Thu Dec 19 23:44:09 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sched-rgn.c (init_regions): Update comment.
+
+2002-12-19 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (define_attr type): Remove altivec.
+ * config/rs6000/altivec.md (movv4si_internal): Set correct instruction
+ attributes.
+ (movv8hi_internal,movv16qi_internal,movv4sf_internal): Same.
+ (get_vrsave_internal,set_vrsave_internal): Same.
+ (altivec_vspltisb,altivec_vspltish,altivec_vspltisw): Same.
+ (absv16qi2,absv8hi2,absv4si2,absv4sf2): Same
+ (altivec_abss_v16qi,altivec_abss_v8hi,altivec_abss_v4si): Same.
+
+2002-12-19 Casper S. Hornstrup <chorns@users.sourceforge.net>
+ Danny Smith <dannysmith@users.sourceforge.net>
+ Eric Kohl <ekohl@rz-online.de>
+
+ * config/i386/i386.c (ix86_handle_cdecl_attribute): Check for
+ attributes incompatible with fastcall attribute.
+ (ix86_handle_regparm_attribute): Likewise.
+
+ * config/i386/i386.c (ix86_comp_type_attributes): Check for mismatched
+ fastcall types.
+
+ * config/i386/cygwin.h (TARGET_OS_CPP_BUILTINS): Add fastcall
+ attributes.
+ (ASM_OUTPUT_LABELREF): Define as i386_pe_output_labelref.
+ * config/i386/i386-protos.h (i386_pe_output_labelref): Declare.
+ * config/i386/winnt.c (i386_pe_mark_dllimport). Add __imp_ prefix in
+ i386_pe_output_labelref rather than here.
+ (gen_fastcall_suffix): New function. Decorates a label name with the
+ fastcall prefix (@) and the stdcall suffix.
+ (i386_pe_encode_section_info): Call gen_fastcall_suffix() if a symbol
+ has a fastcall attribute.
+ (i386_pe_output_labelref): New function. Outputs a label reference.
+ * config/i386/i386.c (ix86_attribute_table): Accept 'fastcall' as a
+ valid attribute.
+ (ix86_return_pops_args): Fastcall functions pop the stack.
+ (init_cumulative_args): Reserve registers ECX and EDX if function has
+ fastcall attribute.
+ (function_arg): Use registers ECX and EDX if function has fastcall
+ attribute.
+ * config/i386/i386.h (CUMULATIVE_ARGS): Add fastcall attribute flag.
+ (DLL_IMPORT_EXPORT_PREFIX): Redefine as '#'.
+ (FASTCALL_PREFIX): Define as '@'.
+ * config/i386/mingw32.h (TARGET_OS_CPP_BUILTINS): Add fastcall
+ attributes.
+ * doc/extend.texi: Add documentation of fastcall attribute.
+
+2002-12-19 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.in: FORBUILD when build!=host changed from
+ ../$build-alias to ../build-$build_alias to match change made
+ in top directory.
+ * configure: Regenerated.
+
+2002-12-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR optimization/8988
+ * loop.c (maybe_eliminate_biv): Kill REG_EQUAL notes mentioning
+ the biv when eliminating.
+
+2002-12-19 Devang Patel <dpatel@apple.com>
+ * gcc.c (struct default_compiler): Recognizes input file name with
+ .CPP extension as C++ source files
+ * cp/lang-spec.h: Same
+ * doc/invoke.texi: Add documentation for .CPP support.
+
+2002-12-19 Aldy Hernandez <aldyh@redhat.com>
+
+ PR 8553
+ * config/rs6000/altivec.md ("absv8hi2"): Add & to clobbered
+ registers.
+ ("absv16qi2"): Same.
+ ("absv4si2"): Same.
+ ("absv4sf2"): Same.
+ ("altivec_abss_v16qi"): Same.
+ ("altivec_abss_v8hi"): Same.
+ ("altivec_abss_v4si"): Same.
+
+2002-12-19 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*tsthiCCT", "*tsthiCCT_cconly",
+ "*tstqiCCT", "*tstqiCCT_cconly"): New insns.
+
+2002-12-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/8340
+ * stmt.c (expand_asm_operands): Produce an error when
+ the PIC register is clobbered.
+
+2002-12-18 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in (OBJS): Add alloc-pool.o
+ (alloc-pool.o): New object.
+
+ * alloc-pool.c: New file.
+ * alloc-pool.h: New file.
+
+2002-12-18 Loren James Rittle <ljrittle@acm.org>
+
+ * gcc.c (validate_switches): Robustify against skipping past '\0'.
+
+2002-12-18 Geoffrey Keating <geoffk@apple.com>
+
+ * config.gcc: Set extra_objs in the generic Darwin rule,
+ not in the machine-specific rules.
+
+2002-12-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ChangeLog: Follow spelling conventions.
+ * ChangeLog.2: Likewise.
+ * ChangeLog.4: Likewise.
+ * ChangeLog.5: Likewise.
+ * cppexp.c: Likewise.
+ * df.c: Likewise.
+ * gcov.c: Likewise.
+ * gengtype.c: Likewise.
+ * reload1.c: Likewise.
+ * sched-rgn.c: Likewise.
+ * stmt.c: Likewise.
+ * stor-layout.c: Likewise.
+ * timevar.c: Likewise.
+ * toplev.c: Likewise.
+ * tree.h: Likewise.
+ * varasm.c: Likewise.
+ * config/fr30/fr30.md: Likewise.
+ * config/i386/i386.c: Likewise.
+ * config/ia64/ia64.c: Likewise.
+ * config/pa/pa.c: Likewise.
+
+2002-12-18 Roger Sayle <roger@eyesopen.com>
+
+ * basic-block.h (flow_bb_inside_loop_p): Correct prototype.
+
+2002-12-18 Aldy Hernandez <aldyh@redhat.com>
+
+ PR 8551
+ * config/rs6000/altivec.h (vec_cmplt macro): Reverse arguments in
+ macro.
+ (vec_cmplt C++ functions): Reverse arguments.
+
+2002-12-18 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/t-rs6000: Move contents to t-fprules,
+ add rules for dependencies of rs6000.o and to build rs6000-c.o
+ * config/rs6000/t-fprules: New file from t-rs6000.
+ * config/rs6000/t-beos: Remove soft-fp rules.
+ * config/rs6000/t-ppccomm: Likewise.
+ * config/rs6000/t-newas: Likewise.
+ * config/rs6000/t-rs6000-c-rule: Delete.
+ * config.gcc: Use t-fprules for rs6000/ ports when appropriate.
+ Use t-rs6000 for all rs6000/ ports instead of t-rs6000-c-rule.
+ Create generic Darwin rules.
+
+ * gengenrtl.c (gencode): Delete unnecessary rtl_obstack declaration.
+
+2002-12-18 Doug Evans <dje@sebabeach.org>
+
+ * m32r/m32r.c (addr24_operand): Fix arg to CONSTANT_POOL_ADDRESS_P
+ and LIT_NAME_P.
+ (move_src_operand): Remove compile-time warning.
+ * m32r/m32r.h (ROUND_ADVANCE_ARG): Ditto.
+
+2002-12-18 Jason Merrill <jason@redhat.com>
+
+ * unwind-dw2-fde.c (frame_downheap): Split out from...
+ (frame_heapsort): Here.
+
+2002-12-17 Jason Merrill <jason@redhat.com>
+
+ * tree.c (make_node): Don't set TREE_TYPE on 's' class nodes.
+ (build1): Always set TREE_SIDE_EFFECTS on 's' class nodes.
+
+ * gcc.c (do_spec_1) ['W']: End any pending argument from the braces.
+
+ * calls.c (expand_call): Don't try to be clever about expanding
+ the return slot address.
+
+2002-12-18 Kaz kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/linux.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC):
+ Define.
+
+2002-12-17 Jason Merrill <jason@redhat.com>
+
+ * genmultilib: Use 'cd ./foo'.
+
+2002-12-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/c-tree.texi: Restore deliberate spelling mistakes.
+
+2002-12-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/c-tree.texi: Fix typos and follow spelling conventions.
+ * doc/cpp.texi: Likewise.
+ * doc/extend.texi: Likewise.
+ * doc/gty.texi: Likewise.
+ * doc/install.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/md.texi: Likewise.
+ * doc/passes.texi: Likewise.
+ * doc/rtl.texi: Likewise.
+ * doc/sourcebuild.texi: Likewise.
+ * doc/tm.texi: Likewise.
+
+2002-12-17 Jerry Quinn <jlquinn@optonline.net>
+
+ * doc/invoke.texi: Minor spelling and grammar fixes.
+
+2002-12-17 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_output_constant_pool): Replace
+ ASM_OUTPUT_INTERNAL_LABEL by (*targetm.asm_out.internal_label).
+
+Tue Dec 17 09:47:57 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * convert.c (convert_to_real): Disable function transformation for
+ now.
+
+2002-12-16 Geoffrey Keating <geoffk@apple.com>
+
+ * gcc.c (handle_braces): Allow '@' as a switch name.
+
+2002-12-16 Jason Merrill <jason@redhat.com>
+
+ * calls.c (expand_call): Handle CALL_EXPR_HAS_RETURN_SLOT_ADDR
+ with special struct-return ABIs.
+
+ * c-semantics.c (add_scope_stmt): Abort if the end SCOPE_STMT
+ doesn't match the begin SCOPE_STMT in partialness.
+
+2002-12-16 Geoffrey Keating <geoffk@apple.com>
+
+ * genmultilib: Create temporary files in unique subdirectory.
+
+ * gcc.c (validate_switches): Allow '@' as a switch name.
+
+2002-12-16 Loren J. Rittle <ljrittle@acm.org>
+
+ * Makefile.in (gcov-iov.h): Improve portability.
+
+Mon Dec 16 23:39:19 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * mips.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not use qpword on API_N32/not
+ gas
+ * mips.md (tablejump insn): Likewise.
+
+2002-12-16 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/include/gcc-common.texi: Change version number to 3.4.
+
+2002-12-16 Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/fixlib.h: add: #include <signal.h>
+ * fixinc/fixincl.c: remove: #include <signal.h>
+
+Mon Dec 16 17:20:04 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (EXTRA_CONSTRAINT_Z): New macro.
+ (EXTRA_CONSTRAINT): Use it.
+ * sh.md (anddi3): Use 'Z' constraint for alternative 2.
+
+2002-12-15 Zack Weinberg <zack@codesourcery.com>
+
+ * config.gcc (need_64bit_hwint): New variable.
+ (alpha*-*-*, x86_64-*-*, ia64-*-*, mips*-*-*, powerpc*-*-*,
+ mmix-knuth-mmixware, rs6000*-*-*, sparc64*-*-*, s390*-*-*,
+ sh*-*-*, hppa*64*-*-linux, parisc*64*-*-linux, hppa*64*-*-hpux11*,
+ sparcv9-*-solaris2*, sparc*-*-solaris2.[789], ultrasparc-*-freebsd*):
+ Set it.
+ (powerpc*-*-darwin*): Unset it.
+ (alpha-*-interix, alpha64-dec-*vms*, i?86-*-interix3*,
+ i?86-*-interix*, sparc64-*-openbsd*): Remove references to
+ deleted/nonexistent xm-*.h headers.
+ * configure.in: AC_DEFINE NEED_64BIT_HOST_WIDE_INT if the
+ target set need_64bit_hwint in config.gcc.
+ * configure, config.in: Regenerate.
+
+ * hwint.h: Overhaul. Don't bother trying int for
+ HOST_WIDE_INT. Do try __int64 if long is not enough. Base
+ decision to force 64-bit HOST_WIDE_INT on
+ NEED_64BIT_HOST_WIDE_INT, not (MAX_)LONG_TYPE_SIZE which is
+ not visible at this point. Don't allow prior definition of
+ any macro defined by this file.
+
+ * config/alpha/xm-vms.h: Don't define HOST_WIDE_INT or
+ HOST_BITS_PER_WIDE_INT.
+ * config/c4x/c4x.h: Adjust redefinition of
+ HOST_WIDE_INT_PRINT_HEX to match changes to hwint.h.
+ * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms64.h,
+ config/i386/xm-i386-interix.h: Delete file.
+
+2002-12-14 Rodney Brown <rbrown64@csc.com.au>
+ John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (output_millicode_call): Convert ASM_OUTPUT_INTERNAL_LABEL.
+ * pa64-hpux.h (ASM_OUTPUT_INTERNAL_LABEL): Delete define.
+
+2002-12-14 Zack Weinberg <zack@codesourcery.com>
+
+ * mkconfig.sh: Correct comment. Add copyright boilerplate.
+
+2002-12-14 Zack Weinberg <zack@codesourcery.com>
+
+ * config/t-darwin, config/arm/t-pe, config/arm/t-strongarm-pe,
+ config/c4x/t-c4x, config/i370/t-i370, config/i386/t-cygwin,
+ config/i386/t-interix, config/i960/t-960bare, config/ia64/t-ia64,
+ config/rs6000/t-rs6000-c-rule, config/sparc/t-sol2,
+ config/v850/t-v850: Correct dependencies and normalize
+ compilation commands for files that include coretypes.h and tm.h.
+
+ * config/sparc/gmon-sol2.c: Include tconfig.h and tsystem.h,
+ not config.h and system.h.
+
+Sat Dec 14 20:43:41 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (flags_reg_operand): New function.
+ * i386.h (PREDICATE_CODES): Add flags_reg_operand.
+ * i386.md (cmov splitter, movqicc): Use new predicate.
+
+Sat Dec 14 17:03:17 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (movqicc splitter): Fix template.
+
+2002-12-13 Jason Merrill <jason@redhat.com>
+
+ * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): New macro.
+ * calls.c (expand_call): Handle it.
+ * tree-inline.c (struct inline_data): Remove target_exprs field.
+ (optimize_inline_calls): Don't initialize it.
+ (expand_call_inline): Don't modify it. Handle
+ CALL_EXPR_HAS_RETURN_SLOT_ADDR.
+ (declare_return_variable): Take return slot addr.
+ * langhooks.h (copy_res_decl_for_inlining): Change target_exprs parm
+ to return_slot_addr.
+ * langhooks-def.h, langhooks.c: Adjust.
+ * explow.c (maybe_set_unchanging): Don't set RTX_UNCHANGING_P for
+ a decl with no DECL_INITIAL.
+
+ * expr.c (expand_expr): Don't discard the target of a call which
+ returns in memory.
+
+2002-12-13 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppinit.c (path_include): Take an environment variable name.
+ Tidy up.
+ (init_standard_includes): Simplify environment handling, and
+ move to ...
+ (cpp_read_main_file): ...here as -nostdinc should not affect
+ environment variable paths.
+
+2002-12-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (output_millicode_call): Correct typo.
+ (output_call): Likewise.
+
+Fri Dec 13 21:07:18 2002 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mn10300/mn10300.c (print_operand) <case N>: Check
+ operand's range. Print value directly, without aid from
+ output_address.
+ <case U>: New.
+ <case S>: Make sure argument to fprintf has the right type.
+ * config/mn10300/mn10300.h (OK_FOR_T): New macro.
+ (EXTRA_CONSTRAINT): Adjust.
+ * config/mn10300/mn10300.md: Add new all-QImode pattern for
+ bclr. Use %U for immediate operands of bset and bclr.
+ (iorqi3): New expand, with insns for AM33 and mn10300.
+
+Fri Dec 13 16:02:27 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (sh_register_operand): New function.
+ (prepare_move_operands): Use it.
+ * sh.h (PREDICATE_CODES): Add entry for sh_register_operand.
+ * sh.md (movsi_media, movsi_media_nofpu): Allow stores of 0.
+ (movqi_media, movhi_media, movdi_media, movdi_media_nofpu): Likewise.
+ (movdf_media, movdf_media_nofpu, movv4sf_i, movsf_media): Likewise.
+ (movsf_media_nofpu, movv2hi_i, movv4hi_i, movv8qi_i): Likewise.
+ (movv2si_i): Likewise.
+
+2002-12-13 Jim Wilson <wilson@redhat.com>
+
+ * doc/extend.texi (Complex Numbers): Update info on debug info.
+
+2002-12-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (addhi3_h8300): Remove the last
+ alternative.
+
+2002-12-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * hooks.h (hook_tree_tree_bool_false): Declare
+ hook_bool_tree_tree_false instead.
+
+2002-12-12 Devang Patel <dpatel@apple.com>
+
+ * doc/invoke.texi: Document Darwin linker options, -bundle
+ -bind_at_load, -all_load and -arch_errors_fatal
+
+2002-12-12 Jim Wilson <wilson@redhat.com>
+
+ * dbxout.c (dbxout_fptype_value): New.
+ (dbxout_type, case COMPLEX_TYPE): Call it. Use 'R' instead of 'r'.
+
+2002-12-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-decl.c: Fix a comment typo.
+ * cfg.c: Likewise.
+ * cfgcleanup.c: Likewise.
+ * cfglayout.c: Likewise.
+ * cfgrtl.c: Likewise.
+ * c-typeck.c: Likewise.
+ * dominance.c: Likewise.
+ * dwarf2asm.c: Likewise.
+ * dwarfout.c: Likewise.
+ * expmed.c: Likewise.
+ * expr.c: Likewise.
+ * final.c: Likewise.
+ * flow.c: Likewise.
+ * function.c: Likewise.
+ * gcc.c: Likewise.
+ * genautomata.c: Likewise.
+ * integrate.c: Likewise.
+ * loop.c: Likewise.
+ * loop.h: Likewise.
+ * output.h: Likewise.
+ * profile.c: Likewise.
+ * ra.h: Likewise.
+ * reload1.c: Likewise.
+ * reload.c: Likewise.
+ * sched-rgn.c: Likewise.
+ * stmt.c: Likewise.
+ * tree.h: Likewise.
+ * vmsdbgout.c: Likewise.
+
+2002-12-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Add a new peephole2.
+
+2002-12-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (a peephole2): Accept a constant
+ that's accepted by CONST_OK_FOR_J.
+
+2002-12-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (CONST_OK_FOR_J): New.
+ (CONST_OK_FOR_LETTER_P): Use CONST_OK_FOR_J.
+ * config/h8300/h8300.md (*addhi_h8300): Add a new alternative.
+ (*addhi_h8300hs): Likewise.
+
+Thu Dec 12 16:24:59 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (reg_class_from_letter): No longer const. Add 'e' entry.
+ (sh_register_move_cost): Add clause for SImode fp-fp moves.
+ Increase cost for moves involving multiple general purpose registers.
+ * sh.h (OVERRIDE_OPTIONS): Set reg_class_from_letter['e'] according to
+ TARGET_FMOVD.
+ (HARD_REGNO_MODE_OK): Allow V2SFmode and V4SFmode in general purpose
+ registers, and SImode in fp registers, for ! TARGET_SHMEDIA.
+ (enum reg_class reg_class_from_letter): No longer const.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Use REGCLASS_HAS_FP_REG /
+ REGCLASS_HAS_GENERAL_REG.
+ Handle SImode moves from/to fp registers.
+ ! TARGET_SHMEDIA && TARGET_FMOVD.
+ (SECONDARY_INPUT_RELOAD_CLASS): Use REGCLASS_HAS_FP_REG.
+ * sh.md (movsi_ie): Add alternatives to move from / to fp regisyters.
+
+2002-12-12 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/ia64.c (ia64_hpux_asm_file_end): Fix typo in last
+ change and some warnings.
+
+2002-12-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/md.texi (pushm): Fix a typo.
+
+2002-12-12 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.c (mips_output_conditional_branch): Support
+ PIC-safe out-of-range branch and branch-likely.
+ * config/mips/mips.md (attr length): PIC-safe out-of-range
+ branches are longer.
+ ("jump"): Support PIC-safe out-of-range-for-branch jumps. Remove
+ unused code to support indirect jumps.
+
+2002-12-11 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (GTFILES): Add $(host_xm_file_list) and
+ $(tm_file_list).
+
+2002-12-11 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/t-rs6000-c-rule: Add coretypes.h $(TM_H) dependencies.
+
+Wed Dec 11 15:20:45 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (cmove splitters): Avoid creation of unnecesary subregs.
+
+2002-12-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.h (BIGGEST_ALIGNMENT): Change 32-bit value to 64 bits.
+ (MAX_PARM_BOUNDARY, STACK_BOUNDARY): Express in terms of
+ BIGGEST_ALIGNMENT.
+ (PREFERRED_STACK_BOUNDARY): Express in terms of STACK_BOUNDARY.
+ (FUNCTION_BOUNDARY): Express in terms of BITS_PER_WORD.
+
+2002-12-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/invoke.texi: Correct dump file names.
+
+2002-12-09 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (ia64_hpux_asm_file_end): Don't send stripped
+ name to globalize_label or assemble_name.
+
+Wed Dec 11 20:15:19 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (REG_CLASS_HAS_GENERAL_REG): Only true for SIBCALL_REGS
+ if not TARGET_SHMEDIA.
+
+Wed Dec 11 19:05:05 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (REG_CLASS_HAS_FP_REG): New.
+ (REGISTER_MOVE_COST) Use it. Put body into a function and
+ move it into:
+ * sh.c (sh_register_move_cost).
+ * sh-protos.h (sh_register_move_cost): Declare.
+
+ * sh.c (sh_expand_builtin): Abort for unexpected nop values.
+ (sh_adjust_cost): Always return a value.
+
+Wed Dec 11 18:39:52 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (REG_CLASS_HAS_GENERAL_REG): New.
+ (REGISTER_MOVE_COST): Use it.
+
+2002-12-11 Richard Henderson <rth@redhat.com>
+
+ * tree.h (MODULE_LOCAL_P): Kill.
+ * varasm.c (default_binds_local_p_1): Use decl_visibility instead.
+
+2002-12-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (two define_peephole2): New.
+
+2002-12-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (CONST_OK_FOR_J): Remove.
+ (CONST_OK_FOR_K): Likewise.
+ (CONST_OK_FOR_M): Likewise.
+ (CONST_OK_FOR_LETTER_P): Do not use the above macros.
+
+2002-12-11 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.c (builtin_define_type_max): Handle unsigned
+ types too.
+
+2002-12-10 David Edelsohn <edelsohn@gnu.org>
+
+ * haifa-sched.c (rank_for_schedule): Correct style.
+
+2002-12-10 Per Bothner <pbothner@apple.com>
+
+ * cpplib.h (struct cpp_hashnode): Split a non-portably-signed field
+ directive_index into an unsigned field and a new is_directive field.
+ * cppinit.c (mark_named_operators): Update to set new fields.
+ * cpplex.c (_cpp_lex_direct): Now directive_field is unsigned.
+ * cpplib.c [_cpp_handle_directive]: Test is_directive field.
+ No longer need to subtract 1 from directive_index.
+ (_cpp_init_directives): No longer need to add 1 to directive_index.
+ * cpptrad.c (scan_out_logical_line): Use is_directive field.
+
+2002-12-10 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (fold_builtin): Remove -funsafe-math-optimizations
+ check for evaluating sqrt of a constant at compile time.
+ * simplify-rtx.c (simplify_unary_operation): Likewise.
+
+2002-12-10 Janis Johnson <janis187@us.ibm.com>
+
+ PR other/8882
+ * doc/tm.texi (PUSH_ARGS): Remove misplaced line.
+
+2002-12-10 Devang Patel <dpatel@appple.com>
+
+ * config/darwin.h(LINK_SPEC): Add darwin specific linker options.
+ * doc/invoke.texi: Add new "Darwin Options" section.
+
+2002-12-10 Jim Wilson <wilson@redhat.com>
+
+ * rs6000.h (RETURN_IN_MEMORY): If ABI_V4, then TFmode is returned in
+ memory.
+
+2002-12-10 Andrew Haley <aph@redhat.com>
+
+ * cse.c (cse_insn): Don't cse past a basic block boundary.
+
+2002-12-10 Jakub Jelinek <jakub@redhat.com>
+
+ * config/linux.h (LIB_SPEC): If -pthread, add -lpthread even if
+ -shared.
+ * config/alpha/linux-elf.h (LIB_SPEC): Likewise.
+ * config/alpha/linux.h (LIB_SPEC): Likewise.
+ * config/arm/linux-elf.h (LIB_SPEC): Likewise.
+ * config/pa/pa-linux.h (LIB_SPEC): Likewise.
+ * config/sparc/linux.h (LIB_SPEC): Likewise.
+ * config/sparc/linux64.h (LIB_SPEC): Likewise.
+
+2002-12-09 Larin Hennessy <larin@science.oregonstate.edu>
+
+ * doc/invoke.texi: Document UltraSparc III option.
+
+2002-12-09 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
+ __tune_pentium2__ and __tune_pentium3__ as necessary.
+
+2002-12-09 Richard Henderson <rth@redhat.com>
+
+ * target.h (gcc_target): Add cannot_force_const_mem.
+ * target-def.h (TARGET_CANNOT_FORCE_CONST_MEM): New.
+ (TARGET_INITIALIZER): Add it.
+ * varasm.c (force_const_mem): Fail if cannot_force_const_mem.
+ * expr.c (emit_move_insn): Be prepared for force_const_mem to fail.
+ * reload1.c (reload): Likewise.
+ * hooks.c (hook_bool_rtx_false): New.
+ * hooks.h: Declare it.
+
+ * config/i386/i386.c (ix86_cannot_force_const_mem): New.
+ (TARGET_CANNOT_FORCE_CONST_MEM): New.
+ (ix86_expand_move): Remove de-const-pooling hack.
+
+Mon Dec 9 21:33:38 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (dump_file): Fix order to match reality.
+
+2002-12-08 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/rs6000.md (load_multiple): Use adjust_address_nv.
+ (store_multiple): Likewise.
+
+2002-12-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa/fptr.c (__canonicalize_funcptr_for_compare): Don't canonicalize
+ function pointers in page 0.
+
+2002-12-09 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (TARGET_STRUCT_ARG_REG_LITTLE_ENDIAN): Remove
+ definition
+ (MEMBER_TYPE_FORCES_BLK): Move.
+ * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL to pass
+ aggregate arguments.
+ (ia64_function_value): Use PARALLEL to return aggregate values.
+
+2002-12-09 Steve Ellcey <sje@cup.hp.com>
+
+ * doc/tm.texi (FUNCTION_ARG_REG_LITTLE_ENDIAN): Remove definition.
+ * defaults.h (FUNCTION_ARG_REG_LITTLE_ENDIAN): Remove definition.
+ * calls.c (store_unaligned_arguments_into_pseudos) Remove
+ FUNCTION_ARG_REG_LITTLE_ENDIAN.
+ * stmt.c (expand_return): Ditto.
+ * expr.c (move_block_from_reg): Ditto.
+ (copy_blkmode_from_reg): Ditto.
+ * expmed.c (store_bit_field): Ditto.
+
+2002-12-09 Svein E. Seldal <Svein.Seldal@solidas.com>
+
+ * config.gcc: Added tic4x-* target as an alias to c4x-*
+
+Sun Dec 8 14:57:39 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_int_movcc): Use force_operand instead of
+ constructing insn directly.
+
+2002-12-06 Per Bothner <pbothner@apple.com>
+
+ * cpplib.h (struct cpp_hashnode): Change field directive_index from
+ char to an int bit-field, for hosts where char is unsigned.
+
+2002-12-07 Roger Sayle <roger@eyesopen.com>
+ Richard Henderson <rth@redhat.com>
+
+ * real.c (ieee_extended_motorola_format,
+ ieee_extended_intel_96_format, ieee_extended_intel_128_format,
+ ieee_quad_format, vax_d_format, vax_g_format, i370_double_format):
+ Provide appropriate values for new signbit field.
+
+2002-12-07 Roger Sayle <roger@eyesopen.com>
+
+ * real.h (real_format): Add signbit field.
+ * real.c (ieee_single_format, ieee_double_format,
+ ieee_extended_motorola_format, ieee_extended_intel_96_format,
+ ieee_extended_intel_128_format, ibm_extended_format,
+ ieee_quad_format, vax_f_format, vax_d_format,
+ vax_g_format, i370_single_format, i370_double_format,
+ c4x_single_format, c4x_extended_format, real_internal_format):
+ Provide suitable signbit value, or -1 to avoid bit twiddling.
+
+ * optabs.c (expand_unop): Try implementing negation of
+ floating point modes by flipping the sign bit.
+ (expand_abs): Try implementing abs of floating point modes
+ by clearing the sign bit.
+
+Sat Dec 7 22:29:47 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_int_movcc): Use force_operand instead
+ of constructing insn directly.
+
+2002-12-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*iorhi_shift_8): New.
+
+2002-12-06 Bernd Schmidt <bernds@redhat.com>
+
+ * doc/invoke.texi: Document FRV port options.
+ * doc/md.texi: Document FRV register classes.
+
+2002-12-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Configuration): Improve description of cases
+ where `make distclean` may fail; clarify --with-gnu-as; fix grammar.
+
+2002-12-06 Per Bothner <pbothner@apple.com>
+
+ * cpplib.h (NODE_MACRO_ARG): New flag.
+ (struct cpp_hashnode): Give _cpp_hashnode_value tag to value union.
+ Remove value.operator field. Move arg_index field to value union.
+ (directive_index): Make signed, since also used for C++ operators.
+ * cppmacro.c (_cpp_save_parameter): Use NODE_MACRO_ARG flag to
+ check for duplicate parameter. Set NODE_MACRO_ARG flag.
+ Save node->value, and set node->value.arg_index.
+ (_cpp_create_definition): For each paramater, restore node->value.
+ (lex_expansion_token): Use NODE_MACRO_ARG flag, and moved arg_index.
+ * cpptrad.c (scan_out_logical_line): Likewise.
+ (scan_out_logical_line): Check for directive > 0.
+ * cpplib.c (cpp_handle_directive): Likewise.
+ * cpplex.c (_cpp_lex_direct): Update as value.operator is replaced
+ by negative of directive_index.
+ * cppinit.c (mark_named_operators): Likewise.
+
+ * hashtable.h (struct ht_identifier): Swap fields, for better packing.
+
+2002-12-06 Dhananjay Deshpande <dhananjayd@kpit.com>
+
+ * gcc/config/sh/sh.c (calc_live_regs): Save fpscr only if target has
+ FPU.
+ (push): Generate push_fpscr.
+ (pop): Generate pop_fpscr.
+ * gcc/config/sh/sh.md : Add define_expand "push_fpscr", "pop_fpscr".
+ (fpu_switch): Add alternative to push fpscr. Enable for TARGET_SH3E.
+
+Fri Dec 6 19:36:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (dump_table): DImode pool constants need only 32 bit alignment.
+ DFmode alignment depends on TARGET_FMOVD && TARGET_ALIGN_DOUBLE.
+
+Fri Dec 6 19:17:49 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (movdi_i): Name. Remove inappropriate comment.
+
+Fri Dec 6 15:44:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
+ Merged from basic improvements branch (excerpt):
+
+ 2002-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
+ * config/sh/sh.h (SH_DBX_REGISTER_NUMBER): Handle PR_MEDIA_REG.
+
+2002-12-06 Jakub Jelinek <jakub@redhat.com>
+
+ * expr.c (expand_expr) <case COND_EXPR>: Never modify exp in place.
+
+Thu Dec 5 16:58:25 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (dimode peep2s): Re-add "&& 1".
+
+Thu Dec 5 14:10:15 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_prologue): Add comment, do not use
+ fast prologues for cold and normal functions.
+
+Thu Dec 5 00:52:37 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_rep_movl_optimal): New variable.
+ (ix86_expand_movstr, ix86_expand_clrstr): Use TARGET_REP_MOVL_OPTIMAL
+ * i386.h (TARGET_REP_MOVL_OPTIMAL): New macro.
+
+ * i386.md (negsf2_ifs, negdf2_ifs, negdf2_ifs_rex64, abssf2_ifs,
+ absdf2_ifs, absdf2_ifs_rex64): Fix constraints.
+ neg?f2_ifs, abs?f2_ifs splitters): Refuse memory operand; do not
+ generate unnecesary subregs.
+
+2002-12-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa32-linux.h (CANONICALIZE_FUNCPTR_FOR_COMPARE_LIBCALL): Move define.
+ * pa.h (CANONICALIZE_FUNCPTR_FOR_COMPARE_LIBCALL): To here.
+
+2002-12-05 Dale Johannesen <dalej@apple.com>
+
+ * tree.c (unsafe_for_reeval): Consider callee child of CALL_EXPR.
+
+2002-12-05 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Replace with
+ PROFILE_HOOK.
+ * config/i386/mingw32.h (SUBTARGET_PROLOGUE): Don't undef.
+
+2002-12-05 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.h (__ev_mwlufi): Remove.
+ (__ev_mwlufia): Remove.
+ (__ev_mwlumfaaw): Remove.
+ (__ev_mwlusfaaw): Remove.
+ (__ev_mwlumfanw): Remove.
+ (__ev_mwlusfanw): Remove.
+
+2002-12-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*andorsi3_shift_8): New.
+
+2002-12-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (shift_alg_si): Optimize ashift:HI and
+ lshiftrt:SI by 28, 29, and 30 bits when !TARGET_H8300.
+ (get_shift_alg): Return optimal assembly instructions for the
+ shifts mentioned above.
+
+Wed Dec 4 11:53:07 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_int_movcc): Force operand into register for QImode
+ condtiional moves.
+
+2002-12-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_init_once): Do not use loop to
+ implement ashiftrt:HI by 13 bits on H8S.
+
+2002-12-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa/fptr.c (__canonicalize_funcptr_for_compare): New file and function.
+ * pa.md (canonicalize_funcptr_for_compare): Output library call to
+ canonicalize_funcptr_for_compare_libfunc on TARGET_ELF32.
+ * pa32-linux.h (CANONICALIZE_FUNCPTR_FOR_COMPARE_LIBCALL,
+ CTOR_LIST_BEGIN): New defines.
+ * pa/t-linux (LIB2FUNCS_EXTRA): New define.
+ (fptr.c): Add make rules.
+
+2002-12-04 Geoffrey Keating <geoffk@apple.com>
+
+ * combine.c (combine_simplify_rtx): Add new canonicalizations.
+ * doc/md.texi (Insn Canonicalizations): Document new
+ canonicalizations for multiply/add combinations.
+ * config/rs6000/rs6000.md: Add and modify floating add/multiply
+ patterns to ensure they're used whenever they can be.
+
+2002-12-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c: Update the comments related to shifts.
+
+2002-12-04 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.md (get_fnaddr): Correct length attribute.
+
+2002-12-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*extzv_8_8): New.
+ (*extzv_8_16): Likewise.
+
+2002-12-04 Jason Merrill <jason@redhat.com>
+
+ PR c++/8461, c++/8625
+ * integrate.c (copy_decl_for_inlining): Handle explicit invisible
+ references.
+ * tree-inline.c (initialize_inlined_parameters): Likewise.
+
+ * tree.c (variably_modified_type_p): Just return an error_mark_node.
+
+2002-12-04 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.md (get_fnaddr): Avoid placing an "la"
+ macro instruction in a branch delay slot, to avoid assembler
+ warnings.
+
+2002-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR c/7622
+ * c-semantics (genrtl_scope_stmt): Do not output inlined
+ nested functions that contain no code.
+
+Wed Dec 4 15:20:54 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (force_nonfallthru_and_redirect): Allow abnormal edge
+ to be forced into nonfallthru.
+
+2002-12-03 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/t-netbsd (USER_H): Set to $(EXTRA_HEADERS).
+
+2002-12-03 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md (*movv1di_const0): New pattern.
+
+2002-12-03 Richard Henderson <rth@redhat.com>
+
+ * libgcc-std.ver: Inherit GCC_3.3 from GCC_3.0.
+
+2002-12-03 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * bitmap.c (bitmap_ior_and_compl, bitmap_union_of_diff):
+ Initialize tmp.using_obstack to 0.
+
+2002-12-03 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.h (EH_RETURN_DATA_REGNO): Define.
+ (EH_RETURN_STACKADJ_RTX): Define.
+ (EH_RETURN_HANDLER_RTX): Define.
+ (ASM_PREFERRED_EH_DATA_FORMAT): Define.
+ * config/m68k/m68k.c (m68k_save_reg): New function. Handle eh
+ registers and don't save fixed registers.
+ (m68k_output_function_prologue): Use it.
+ (use_return_insn): Likewise.
+ (m68k_output_function_epilogue): Likewise.
+
+2002-12-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (single_one_operand): Fix a warning.
+ (single_zero_operand): Likewise.
+
+2002-12-02 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * Makefile.in configure configure.in dummy-conditions.c fix-header.c
+ gcov-iov.c gen-protos.c genattr.c genattrtab.c genautomata.c
+ gencheck.c gencodes.c genconditions.c genconfig.c genconstants.c
+ genemit.c genextract.c genflags.c gengenrtl.c gengtype-lex.l
+ gengtype-yacc.y gengtype.c genopinit.c genoutput.c genpeep.c
+ genpreds.c genrecog.c gensupport.c mkconfig.sh read-rtl.c
+ scan-decls.c scan.c config/sh/sh.h doc/configfiles.texi
+ doc/install-old.texi: Replace hconfig.h with bconfig.h.
+ * Makefile.in: Replace HCONFIG_H with BCONFIG_H.
+
+2002-12-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/rs6000.md (ffssi): Convert to expander.
+ (ffsdi): Likewise.
+ (cntlzw2, cntlzd2): New patterns.
+
+2002-12-02 H.J. Lu <hjl@gnu.org>
+
+ * config.gcc (mips*-*-netbsd*): Remove mips/t-netbsd.
+ (mips*-*-linux*): Remove mips/t-linux.
+
+Mon Dec 2 19:26:30 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_int_movcc): Avoid overflow.
+
+2002-12-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (dosize): Replace argument op with
+ sign.
+ (h8300_output_function_prologue): Update the call to dosize.
+ (h8300_output_function_epilogue): Likewise.
+
+2002-12-02 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h: Delete ifndefs with nothing inside them.
+
+2002-12-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * configure.in: Use "missing" script to generate warning if
+ flex or bison programs not found, instead of invoking "false".
+ * configure: Rebuilt.
+
+Mon Dec 2 20:28:48 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * unroll.c (copy_loop_body): Copy CONST_OR_PURE_CALL_P.
+
+Mon Dec 2 19:42:52 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_int_movcc): Avoid overflow.
+
+2002-12-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (dosize): Output r7/er7 instead of sp.
+ (push): Likewise.
+ (pop): Likewise.
+ (h8300_output_function_prologue): Likewise.
+ (h8300_output_function_epilogue): Likewise.
+
+Mon Dec 2 14:43:22 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * expmed.c (store_bit_field): Use int_mode_for_mode to find
+ corresponding mode of non-integer mode, unless it is VOIDmode.
+
+2002-12-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (stm_h8300s_2): New.
+ (stm_h8300s_3): Likewise.
+ (stm_h8300s_4): Likewise.
+ (five define_peephole2): Likewise.
+
+2002-12-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ra-build.c: Fix a comment typo.
+
+Sun Dec 1 16:50:47 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_int_movcc): fix
+ reversed BRANCH_COST test; be curefull about infinite recursion.
+
+2002-12-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_output_function_prologue):
+ Remove variable idx.
+ (h8300_output_function_epilogue): Likewise.
+
+2002-12-01 Zack Weinberg <zack@codesourcery.com>
+
+ * config/frv/xm-frv.h: Delete, unnecessary.
+
+2002-12-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Add comments for define_peephole2.
+
+2002-12-01 Mark Mitchell <mark@codesourcery.com>
+
+ * builtin-types.def (BT_SIZE): Use size_type_node.
+ * builtins.c (fold_builtin): Make the builtin strlen returns a
+ size_t, not a sizetype.
+ * c-common.c (c_sizeof_or_alignof_type): Use size_type_node, not
+ c_size_type_node.
+ (c_alignof_expr): Likewise.
+ (c_common_nodes_and_builtins): Likewise.
+ * c-common.h (CTI_C_SIZE_TYPE): Remove.
+ (c_size_type_node): Likewise.
+ * c-format.c (T_ST): Use size_type_node, not c_size_type_node.
+ * tree.h (TI_SIZE_TYPE): New enumeral.
+ (size_type_node): Likewise.
+
+2002-11-30 Zack Weinberg <zack@codesourcery.com>
+
+ * configure.in: Don't put ${tm_file} into host_xm_file,
+ build_xm_file, or xm_file. Do put tm-preds.h into tm_p_file.
+ Take location of tm-preds.h into account when calculating
+ tm_p_file_list.
+ * configure: Regenerate.
+ * mkconfig.sh: No need for separate TM_DEFINES and XM_DEFINES
+ arguments. Do not provide rtx, rtvec, tree, or GTY here.
+ Remove special case code for tm_p.h and *config.h; add new
+ special case code for tm.h and tconfig.h. Clean up a bit.
+
+ * Makefile.in (tm_file, tm_file_list): New variables set from
+ @-substitutions.
+ (GCONFIG_H): Deleted.
+ (GTM_H, TM_H): New.
+ (CONFIG_H): Is now just config.h $(host_xm_file_list).
+ (TM_P_H): Move up with the other mkconfig.sh-generated
+ headers; don't mention tm-preds.h explicitly.
+ (tm.h, cs-tm.h): New rule.
+ (cs-config.h, cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): Adjust
+ invocations of mkconfig.sh for changes to that program.
+ (mostlyclean): Delete print-rtl1.c.
+ (clean): Delete tm.h.
+ Update dependencies for the files listed below.
+
+ * mklibgcc.in: Add 'coretypes.h $(TM_H)' to libgcc2_c_dep.
+
+ * coretypes.h: New file.
+ * system.h: #define malloc to xmalloc and realloc to xrealloc
+ when FLEX_SCANNER or YYBISON is defined, independent of the
+ value of GCC_VERSION.
+ * alias.c, attribs.c, bb-reorder.c, bitmap.c, builtins.c,
+ c-aux-info.c, c-common.c, c-convert.c, c-decl.c, c-dump.c,
+ c-errors.c, c-format.c, c-lang.c, c-lex.c, c-objc-common.c,
+ c-opts.c, c-parse.in, c-pragma.c, c-pretty-print.c,
+ c-semantics.c, c-typeck.c, caller-save.c, calls.c, cfg.c,
+ cfganal.c, cfgbuild.c, cfgcleanup.c, cfglayout.c, cfgloop.c,
+ cfgrtl.c, collect2.c, combine.c, conflict.c, convert.c,
+ cppdefault.c, cpperror.c, cppexp.c, cppfiles.c, cpphash.c,
+ cppinit.c, cpplex.c, cpplib.c, cppmacro.c, cppmain.c,
+ cppspec.c, cpptrad.c, crtstuff.c, cse.c, cselib.c, dbxout.c,
+ debug.c, df.c, diagnostic.c, doloop.c, dominance.c,
+ dummy-conditions.c, dwarf2asm.c, dwarf2out.c, dwarfout.c,
+ emit-rtl.c, errors.c, et-forest.c, except.c, explow.c,
+ expmed.c, expr.c, final.c, fix-header.c, flow.c, fold-const.c,
+ function.c, gcc.c, gccspec.c, gcov-dump.c, gcov-iov.c, gcov.c,
+ gcse.c, gen-protos.c, genattr.c, genattrtab.c, genautomata.c,
+ gencheck.c, gencodes.c, genconditions.c, genconfig.c,
+ genconstants.c, genemit.c, genextract.c, genflags.c,
+ gengenrtl.c, gengtype-lex.l, gengtype-yacc.y, gengtype.c,
+ genopinit.c, genoutput.c, genpeep.c, genpreds.c, genrecog.c,
+ gensupport.c, ggc-common.c, ggc-none.c, ggc-page.c,
+ ggc-simple.c, global.c, graph.c, haifa-sched.c, hashtable.c,
+ hooks.c, ifcvt.c, integrate.c, intl.c, jump.c, langhooks.c,
+ lcm.c, libgcc2.c, line-map.c, lists.c, local-alloc.c, loop.c,
+ main.c, mbchar.c, mips-tdump.c, mips-tfile.c, mkdeps.c,
+ optabs.c, params.c, predict.c, prefix.c, print-rtl.c,
+ print-tree.c, profile.c, protoize.c, ra-build.c,
+ ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, read-rtl.c,
+ real.c, recog.c, reg-stack.c, regclass.c, regmove.c,
+ regrename.c, reload.c, reload1.c, reorg.c, resource.c,
+ rtl-error.c, rtl.c, rtlanal.c, sbitmap.c, scan-decls.c,
+ scan.c, sched-deps.c, sched-ebb.c, sched-rgn.c, sched-vis.c,
+ sdbout.c, sibcall.c, simplify-rtx.c, ssa-ccp.c, ssa-dce.c,
+ ssa.c, stmt.c, stor-layout.c, stringpool.c, timevar.c,
+ tlink.c, toplev.c, tracer.c, tree-dump.c, tree-inline.c,
+ tree.c, unroll.c, varasm.c, varray.c, varray.h, vmsdbgout.c,
+ xcoffout.c, config/darwin-c.c, config/darwin.c,
+ config/fp-bit.c, config/alpha/alpha.c, config/alpha/vms-cc.c,
+ config/alpha/vms-ld.c, config/arc/arc.c, config/arm/arm.c,
+ config/arm/pe.c, config/avr/avr.c, config/c4x/c4x-c.c,
+ config/c4x/c4x.c, config/cris/cris.c, config/d30v/d30v.c,
+ config/dsp16xx/dsp16xx.c, config/fr30/fr30.c,
+ config/frv/frv.c, config/h8300/h8300.c, config/i370/i370-c.c,
+ config/i370/i370.c, config/i386/i386.c, config/i386/winnt.c,
+ config/i960/i960-c.c, config/i960/i960.c,
+ config/ia64/ia64-c.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
+ config/m32r/m32r.c, config/m68hc11/m68hc11.c,
+ config/m68k/m68k.c, config/m88k/m88k.c, config/mcore/mcore.c,
+ config/mips/irix6-libc-compat.c, config/mips/mips.c,
+ config/mmix/mmix.c, config/mn10200/mn10200.c,
+ config/mn10300/mn10300.c, config/ns32k/ns32k.c,
+ config/pa/pa.c, config/pdp11/pdp11.c, config/romp/romp.c,
+ config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
+ config/s390/s390.c, config/sh/sh.c, config/sparc/gmon-sol2.c,
+ config/sparc/sparc.c, config/stormy16/stormy16.c,
+ config/v850/v850-c.c, config/v850/v850.c, config/vax/vax.c,
+ config/xtensa/xtensa.c, objc/objc-act.c, objc/objc-lang.c:
+ Include coretypes.h and tm.h.
+
+ * genattrtab.c, genconditions.c, genemit.c, genextract.c,
+ gengenrtl.c, gengtype.c, genopinit.c, genoutput.c, genpeep.c,
+ genrecog.c: Include coretypes.h and tm.h from the file
+ generated by this program.
+
+ * unwind-dw2-fde-darwin.c, unwind-dw2-fde-glibc.c,
+ unwind-dw2-fde.c, unwind-dw2.c, unwind-sjlj.c: Include
+ coretypes.h and tm.h, and tsystem.h when not already included.
+ No need to include stddef.h nor stdlib.h.
+
+ * fixinc/fixlib.h: Include coretypes.h and tm.h. Do not
+ include auto-host.h or ansidecl.h/
+ * fixinc/server.h: Do not include stdio.h, unistd.h, or fixlib.h.
+ * fixinc/procopen.c: Include server.h after fixlib.h. Do not
+ include auto-host.h, ansidecl.h, or system.h.
+ * fixinc/server.c: Likewise. Also, do not include signal.h,
+ and do not redefine volatile.
+
+Sat Nov 30 17:16:46 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (movdf_integer): Always enable in 64bit.
+ (movdf_nointeger): Always disable in 64bit.
+
+2002-11-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * cfg.c (dump_flow_info): Use max_reg_num () to determine the largest
+ pseudo register number plus 1.
+
+Fri Nov 29 20:10:56 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * expmed.c (store_bit_field): Use int_mode_for_mode to find
+ corresponding mode of non-integer mode, unless it is VOIDmode.
+
+2002-11-29 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * cpplib.c (_cpp_test_assertion): Default *value to 0.
+
+ * cppexp.c (num_part_mul): Initialize result.unsignedp, to 1.
+
+2002-11-29 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/t-crtstuff: New target makefile fragment.
+ * config.gcc [s390-*-linux, s390x-*-linux]: Use it.
+
+2002-11-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (movsi_h8300hs): Change the order of
+ alternatives to correct the length when the memory operand is
+ either pre_dec or post_inc.
+
+2002-11-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (an anonymous pattern): Give an
+ internal name *tst_extzv_bitqi_1_n.
+ Accept bit_operand instead of bit_memory_operand.
+ Do not accept bit tests with the MSB.
+ (*tst_extzv_memqi_1_n): New.
+
+Thu Nov 28 23:56:24 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_int_movcc): Add copy_rtx to avoid invalid RTX
+ sharing when operand is SUBREG.
+
+Thu Nov 28 08:57:26 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * athlon.md (athlon-decodev): New reservation unit.
+ (athlon-direct0): New reservation.
+ (athlon-vector): New use athlon-decodev.
+ (athlon-double, athlon-direct): Better model.
+ (athlon_imul_k8): Use athlon-direct0.
+ (athlon_movlpd_load): New insn reservation.
+
+2002-11-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_eightbit_constant_address_p):
+ Fix a comment typo.
+ (h8300_tiny_constant_address_p): Likewise.
+
+2002-11-28 Michael Matz <matz@suse.de>
+
+ * doc/passes.texi: Mention the other register allocator.
+
+2002-11-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (6 new peephole2 patterns): New.
+
+2002-11-28 Jakub Jelinek <jakub@redhat.com>
+
+ * config.gcc (x86_64-*-linux*) [tmake_file]: Remove i386/t-crtstuff.
+ * config/t-linux (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
+ * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Define.
+
+2002-11-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_and_costs): New.
+ * config/h8300/h8300.h (RTX_COSTS): Use h8300_and_costs.
+ * config/h8300/h8300-protos.h: Add a prototype for
+ h8300_and_costs.
+
+Wed Nov 27 20:34:13 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_sse_partial_regs_for_cvtsd2ss): New.
+ * i386.h (x86_sse_partial_regs_for_cvtsd2ss): Declare.
+ (TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS): New macro.
+ * i386.md (truncdfsf patterns and splitters): Use
+ TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS
+
+2002-11-27 Zack Weinberg <zack@codesourcery.com>
+
+ * config/rs6000/rs6000.c (altivec_init_builtins): Make the
+ pointer argument in the prototypes of the following builtins
+ be (const TYPE *) rather than (TYPE *):
+ + __builtin_altivec_ld_internal_4sf
+ + __builtin_altivec_ld_internal_4si
+ + __builtin_altivec_ld_internal_8hi
+ + __builtin_altivec_ld_internal_16qi
+ + __builtin_altivec_lvsl
+ + __builtin_altivec_lvsr
+ + __builtin_altivec_lvebx
+ + __builtin_altivec_lvehx
+ + __builtin_altivec_lvewx
+ + __builtin_altivec_lvxl
+ + __builtin_altivec_lvx
+ + __builtin_altivec_dst
+ + __builtin_altivec_dstt
+ + __builtin_altivec_dstst
+ + __builtin_altivec_dststt
+
+2002-11-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * except.c (default_exception_section): Move variable into the
+ scope where it is used.
+
+2002-11-27 Krister Walfridsson <cato@df.lth.se>
+
+ * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Test for
+ correct version.
+
+2002-11-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (OK_FOR_U): Remove extra parentheses.
+
+2002-11-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_shift_costs): New.
+ * config/h8300/h8300.h (RTX_COSTS): Use h8300_shift_costs.
+ * config/h8300/h8300-protos.h: Add a prototype for
+ h8300_shift_costs.
+
+2002-11-27 Jim Wilson <wilson@redhat.com>
+
+ * config/rs6000/spe.md (spu_evsplatfi, spu_evsplati): Swap operands
+ in output template.
+
+2002-11-27 Casper S. Hornstrup <chorns@users.sourceforge.net>
+
+ * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Define.
+ * config/i386/winnt.c (i386_pe_dllexport_name_p): Use
+ DLL_IMPORT_EXPORT_PREFIX, not '@'.
+ (i386_pe_dllimport_name_p): Likewise.
+ (i386_pe_mark_dllexport): Likewise.
+ (i386_pe_mark_dllimport): Likewise.
+ (i386_pe_encode_section_info): Likewise.
+ (i386_pe_strip_name_encoding): Likewise.
+
+2002-11-27 Richard Henderson <rth@redhat.com>
+
+ * mkmap-symver.awk (BEGIN): Set sawsymbol false.
+ (nm && NF == 3): Set sawsymbol true.
+ (END): Exit if no symbols seen.
+ (output): Fix map syntax error if no globals for the version.
+
+Wed Nov 27 14:45:46 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * builtins.def (DEF_C99_BUILTIN): Fix.
+
+2002-11-26 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/lib1funcs.asm (FUNC, ENDFUNC0, ENDFUNC): New macros.
+ (all): Add .size and .type information.
+
+Tue Nov 26 22:43:50 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_int_movcc): Do not emit lea for short mode on
+ partial_reg_stall target.
+
+Tue Nov 26 22:27:47 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (movhicc): Allow general operand.
+ (movqicc): New expander.
+ (movqicc_noc): New pattern.
+ * i386.c (ix86_expand_carry_flag_compare): New function.
+ (ix86_expand_int_movcc): Optimize harder using sbb; support more
+ HImode conversion; support QImode conditional moves
+
+Tue Nov 26 16:30:59 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (FAST_PROLOGUE_INSN_COUNT): Set to 20.
+ (ix86_expand_prologue): Multiply the count by amount of registers to be
+ pushed.
+
+Tue Nov 26 15:55:27 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (override_options): Error about wrong -mcpu on x86-64
+ compilation.
+
+2002-11-26 NIIBE Yutaka <gniibe@m17n.org>
+
+ * config/sh/linux.h (FUNCTION_PROFILER): Implemented.
+
+Tue Nov 26 00:14:20 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386-protos.h (x86_extended_QIreg_mentioned_p,
+ x86_extended_reg_mentioned_p): Declare.
+ * i386.c (extended_reg_mentioned_1): New static function.
+ (x86_extended_QIreg_mentioned_p,
+ x86_extended_reg_mentioned_p): New global functions.
+ * i386.h (REX_SSE_REGNO_P): New macro.
+ * i386.md (prefix_rex): New attribute.
+ (length attribute): Add rex.
+
+2002-11-26 Andrew Haley <aph@redhat.com>
+
+ * unwind-sjlj.c (_Unwind_FindEnclosingFunction): Rename
+ from_Unwind_Find_Enclosing_Function.
+ * unwind-dw2.c (_Unwind_FindEnclosingFunction): Likewise.
+ * config/ia64/unwind-ia64.c (_Unwind_FindEnclosingFunction): Likewise.
+ * libgcc-std.ver (_Unwind_FindEnclosingFunction): Rename from
+ _Unwind_Find_Enclosing_Function, export @@GCC_3.3.
+ * unwind.h (_Unwind_FindEnclosingFunction): Add.
+
+2002-11-26 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/s390/s390.c (390_output_constant_pool): Set alignment
+ before label in 64 bit mode, behind otherwise.
+
+2002-11-26 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (handle_visibility_attribute): Accept "default".
+ * tree.h (enum symbol_visibility): New.
+ (decl_visibility): Declare.
+ * target.h (gcc_target.visibility): Take visibility arg as integer.
+ * varasm.c (default_assemble_visibility): Likewise.
+ (decl_visibility): New.
+ (maybe_assemble_visibility): Use it.
+ * output.h (default_assemble_visibility): Update prototype.
+ * config/rs6000/rs6000.c (rs6000_assemble_visibility): Take
+ visibility arg as integer.
+ * doc/extend.texi: Document default visibility.
+
+2002-11-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c: Adjust spacing.
+ * config/h8300/h8300.h: Likewise.
+
+2002-11-26 Richard Henderson <rth@redhat.com>
+
+ * hooks.c (hook_bool_void_false, hook_void_tree_int,
+ hook_void_FILEptr_constcharptr): Rename so that the return
+ type is first.
+ (hook_int_tree_tree_1, hook_void_tree, hook_void_tree_treeptr,
+ hook_bool_tree_false): New.
+ * hooks.h: Update.
+ * langhooks-def.h: Update for renames.
+ * target-def.h: Likewise.
+ * tree.c (default_comp_type_attributes,
+ default_set_default_type_attributes, default_insert_attributes,
+ default_function_attribute_inlinable_p,
+ default_ms_bitfield_layout_p): Remove.
+ * tree.h: Update.
+
+2002-11-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-protos.h (function_value): New prototype.
+ * pa.c (function_value): Use a PARALLEL to return small aggregates on
+ TARGET_64BIT.
+ * pa.h (FUNCTION_VALUE): Use function_value.
+ * pa.md (call_value_internal_symref, call_value_internal_reg_64bit,
+ call_value_internal_reg, sibcall_value_internal_symref,
+ sibcall_value_internal_symref_64bit): Remove =rf constraint on return
+ value.
+
+2002-11-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * expr.c (gen_group_rtx, emit_group_move): New functions.
+ * expr.h (gen_group_rtx, emit_group_move): Prototype.
+ * function.c (expand_function_start): Use gen_group_rtx to create a
+ PARALLEL rtx to hold the return value when the real return rtx is a
+ PARALLEL.
+ (expand_function_end): Use emit_group_move to move the return value
+ from a PARALLEL to the real return registers.
+ * rtl.h (REG_FUNCTION_VALUE_P): Allow function values to be returned
+ in PARALLELs.
+
+2002-11-26 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/t-libc-ok: Fix typo.
+
+2002-11-26 Jakub Jelinek <jakub@redhat.com>
+
+ * configure.in: Move AC_CANONICAL_SYSTEM and AC_ARG_PROGRAM back
+ before AC_PROG_CC.
+ * configure: Rebuilt.
+
+2002-11-26 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-decl.c: (start_struct): Commonize flag setting.
+
+2002-11-26 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/rs6000/rs6000.h (RS6000_CPU_CPP_ENDIAN_BUILTINS): New.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Use
+ RS6000_CPU_CPP_ENDIAN_BUILTINS.
+ * config/rs6000/netbsd.h (RS6000_CPU_CPP_ENDIAN_BUILTINS): Redefine.
+
+2002-11-26 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/s390/s390.md (literal_pool_64, literal_pool_31 ): New
+ insns.
+ * config/s390/s390.c (struct machine_function): Introduction of
+ struct machine_function.
+ (s390_output_symbolic_const): Use of cfun.
+ (s390_optimize_prolog): Likewise.
+ (s390_fixup_clobbered_return_reg): Likewise.
+ (s390_frame_info): Likewise.
+ (s390_emit_prologue, s390_emit_epilogue): Likewise.
+ (s390_init_machine_status): New function.
+ (override_options): call s390_init_machine_status.
+ * config/s390/s390-protos.h (s390_output_constant_pool): Changed
+ prototype.
+
+2002-11-26 Jakub Jelinek <jakub@redhat.com>
+
+ * varasm.c (output_constant_pool): For pool constants in mergeable
+ section ensure each constant is padded to multiple of entity size.
+
+2002-11-26 Jakub Jelinek <jakub@redhat.com>
+
+ * varasm.c (default_exception_section): Move to...
+ * except.c (default_exception_section): ... here. Make
+ .gcc_except_table read-only if it is not expected to have any
+ dynamic relocations and linker handles it.
+ * dwarf2out.c (default_eh_frame_section): Make .eh_frame read-only
+ if it is not expected to have any dynamic relocations and linker
+ handles it.
+ * configure.in (HAVE_LD_RO_RW_SECTION_MIXING): Check what ld does
+ when linking read-only and read-write sections together.
+ * configure, config.in: Rebuilt.
+ * crtstuff.c (EH_FRAME_SECTION_CONST): Define.
+ (__EH_FRAME_BEGIN__, __FRAME_END__): Add it.
+
+Mon Nov 25 18:32:37 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (pushsf_rex64): Fix typo.
+
+2002-11-25 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.h (__ev_create_sfix32_fs): Change macro into
+ new function.
+ (__ev_create_ufix32_fs): Same.
+ (__ev_get_sfix32_fs_internal): New.
+ (__ev_get_sfix32_fs): Define to use function.
+ (__ev_get_ufix32_fs_internal): New.
+ (__ev_get_ufix32_fs): Define to use function.
+ (__ev_get_upper_ufix32_fs): Call __ev_get_ufix32_fs.
+ (__ev_get_lower_ufix32_fs): Same.
+ (__ev_get_upper_sfix32_fs): Call __ev_get_sfix32_fs.
+ (__ev_get_lower_sfix32_fs): Same.
+ (__ev_set_sfix32_fs_internal): New.
+ (__ev_set_ufix32_fs_internal): New.
+ (__ev_set_sfix32_fs): Call __ev_set_sfix32_fs_internal.
+ (__ev_set_ufix32_fs): Call __ev_set_ufix32_fs_internal.
+ (__ev_set_upper_sfix32_fs): Call function.
+ (__ev_set_lower_sfix32_fs): Same.
+ (__ev_set_upper_ufix32_fs): Same.
+ (__ev_set_lower_ufix32_fs): Same.
+
+2002-11-25 Douglas B Rupp <rupp@gnat.com>
+
+ * gcc.c (do_spec_1): Reset delete_this_arg to zero.
+
+2002-11-25 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/elfos.h (HANDLE_SYSV_PRAGMA): Define as 1.
+ * config/interix.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/linux-aout.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/lynx-ng.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/lynx.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/netbsd.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/openbsd.h (HANDLE_SYSV_PRAGMA: Likewise.
+ * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/cris/aout.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/d30v/d30v.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/i386/djgpp.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/i386/vxi386.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/m88k/m88k.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/sparc/linux-aout.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/sparc/vxsparc64.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/alpha/osf.h (HANDLE_SYSV_PRAGMA): Don't undef before
+ defining.
+ * config/i386/sco5.h (HANDLE_SYSV_PRAGMA): Likewise.
+ * config/mips/iris5.h (HANDLE_SYSV_PRAGMA): Likewise.
+
+2002-11-25 Dave Pitts <dpitts@cozx.com>
+
+ * gcc/fixinc/mkfixinc.sh: add i370-*-openedition to bypass fixinc list
+
+2002-11-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (an anonymous pattern): New.
+
+2002-11-25 Richard Henderson <rth@redhat.com>
+
+ * alias.c (find_base_value): Use new_reg_base_value if it's live.
+ (copying_arguments): Make boolean.
+
+2002-11-25 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * gcc.c (static_spec_functions): Add if-exists-else spec
+ function.
+ (if_exists_else_spec_function): New function.
+ * doc/invoke.texi: Document the if-exists-else spec function.
+
+ * config/netbsd-elf.h (NETBSD_STARTFILE_SPEC): For -static, use
+ "%:if-exists-else(crtbeginT%O%s crtbegin%O%s)".
+
+2002-11-25 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (powerpc-*-netbsd*): Replace "svr4.h" with
+ "netbsd.h netbsd-elf.h" in tm_file. Set tmake_file to
+ "${tmake_file} rs6000/t-netbsd".
+ * config/rs6000/netbsd.h: Rewrite.
+ * config/rs6000/t-netbsd: New file.
+
+2002-11-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (an anonymous pattern): Relax the
+ condition for the pattern.
+
+2002-11-25 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.h (enum rs6000_builtins): Remove evmwlssf,
+ evmwlsmf, evmwlssfa, evmwlsmfa, evmwlssfaaw, evmwlsmfaaw,
+ evmwlssfanw, evmwlsmfanw.
+
+ * config/rs6000/rs6000.c (bdesc_2arg): Same.
+
+ * config/rs6000/spe.md: Same for patterns.
+
+2002-11-25 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
+
+ PR c/8639
+ * fold-const.c (extract_muldiv): Don't propagate division unless
+ both arguments are multiples of C.
+
+2002-11-25 Andrew Haley <aph@redhat.com>
+
+ * libgcc-std.ver (_Unwind_Find_Enclosing_Function): Add.
+ * config/ia64/unwind-ia64.c (_Unwind_Find_Enclosing_Function): New.
+ * unwind-sjlj.c (_Unwind_Find_Enclosing_Function): Likewise.
+ * unwind-dw2.c (_Unwind_Find_Enclosing_Function): Likewise.
+
+Sun Nov 24 10:38:04 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_use_ffreep): New global variable.
+ * i386.h (x86_use_frfeep): Declare
+ (TARGET_USE_FFREEP): New macro
+ * i386.md (movs?f*): Use freep when asked for.
+ (push?f): Remove dead code.
+
+2002-11-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_init_once): Fix a typo in the
+ target help message.
+
+2002-11-24 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (*-*-netbsd*1.[7-9]*, *-*-netbsd*[2-9]*): Set
+ extra_parts to "crtbegin.o crtend.o crtbeginS.o crtendS.o
+ crtbeginT.o".
+ (arm*-*-netbsd*, i[34567]86-*-netbsd*, m68k*-*-netbsd*)
+ (ns32k-*-netbsd*, sparc-*-netbsd*, vax-*-netbsd*): Set extra_parts
+ to "" for a.out configurations.
+ * config/t-netbsd (CRTSTUFF_T_CFLAGS): Set to "-fPIC".
+
+2002-11-24 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/alpha/netbsd.h (CPP_SUBTARGET_SPEC): Just use
+ NETBSD_CPP_SPEC directly.
+ (SUBTARGET_EXTRA_SPECS): Remove netbsd_cpp_spec. Add
+ netbsd_endfile_spec.
+ (ENDFILE_SPEC): Use %(netbsd_endfile_spec).
+
+2002-11-24 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/netbsd-elf.h (STARTFILE_SPEC): Rename to
+ NETBSD_STARTFILE_SPEC.
+ (STARTFILE_SPEC): Redefine in terms of NETBSD_STARTFILE_SPEC.
+ (ENDFILE_SPEC): Likewise.
+ * config/netbsd.h (LIB_SPEC, LIBGCC_SPEC): Likewise.
+
+2002-11-24 Andreas Schwab <schwab@suse.de>
+
+ * Makefile.in (install-driver): Remove versioned link before
+ trying to create it.
+
+ * config/m68k/m68k.c: Fix typo in last change defining
+ TARGET_ASM_CAN_OUTPUT_MI_THUNK.
+
+2002-11-23 H.J. Lu <hjl@gnu.org>
+
+ * aclocal.m4: Include ../config/accross.m4.
+ (gcc_AC_COMPILE_CHECK_SIZEOF): Removed.
+ (gcc_AC_C_COMPILE_ENDIAN): Removed.
+ (gcc_AC_C_FLOAT_FORMAT): Check $ac_cv_c_bigendian
+ instead of $ac_cv_c_compile_endian.
+
+ * configure.in: Replace gcc_AC_COMPILE_CHECK_SIZEOF with
+ AC_COMPILE_CHECK_SIZEOF.
+ Replace gcc_AC_C_COMPILE_ENDIAN with AC_C_BIGENDIAN_CROSS.
+ * configure: Rebuild.
+
+2002-11-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (print_operand): Update the use of
+ h8300_tiny_constant_address_p.
+ (h8300_adjust_insn_length): Likewise.
+ (h8300_tiny_constant_address_p): Check if the given rtx is a
+ variable declared with __attribute__ ((tiny_data)).
+
+2002-11-22 Dale Johannesen <dalej@apple.com>
+
+ * toplev.c (rest_of_compilation): Fix comments.
+
+2002-11-22 Geoffrey Keating <geoffk@apple.com>
+
+ * aclocal.m4 (ac_cv_func_mmap_dev_zero): Darwin does not
+ allow mmap from /dev/zero. Don't make decisions for the host
+ based on presence or absence of /dev/zero on the build machine.
+ (ac_cv_func_mmap_anon): Darwin does have working MMAP_ANON.
+ (AC_FUNC_MMAP_FILE): Darwin does have mmap of a file.
+ * configure: Regenerate.
+
+2002-11-22 Daniel Jacobowitz <drow@mvista.com>
+
+ * gcc.c (make_relative_prefix, split_directories)
+ (free_split_directories): Removed.
+
+2002-11-22 Daniel Jacobowitz <drow@mvista.com>
+
+ * configure.in: Set insn=nop for DWARF-2 tests on ARM.
+ * configure: Regenerated.
+
+2002-11-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (compute_a_shift_length): Fix the insn
+ length computation when xor.l is output.
+
+2002-11-21 Douglas B Rupp <rupp@gnat.com>
+
+ * alpha.md (movstrdi, clrstrdi): New VMS patterns.
+ (call_vms_1, call_value_vms_1): Cleanup syntax.
+
+Thu Nov 21 19:20:27 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * athlon.md (define_atuomaton): Add athlon_load.
+ (athlon-double): New reservation.
+ (athlon-ieu0): New CPU unit.
+ (athlon-load?): Use athlon_load automaton.
+ (*_k8 reservations): New.
+ (other insn revervations): Activate for K8.
+
+Thu Nov 21 15:07:42 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (verify_flow_info): Accept EDGE_CAN_FALLTHRU flag.
+
+2002-11-21 Jim Wilson <wilson@redhat.com>
+
+ * config/rs6000/rs6000.c (function_arg): Set inner mode of SPE
+ vectors to SI.
+
+2002-11-21 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Declare.
+ * config/xtensa/xtensa.c (struct machine_function): Add
+ incoming_a7_copied flag.
+ (xtensa_copy_incoming_a7): Define.
+ (xtensa_emit_move_sequence): Use xtensa_copy_incoming_a7.
+ * config/xtensa/xtensa.md (movdi, movsf, movdf): Ditto.
+
+Thu Nov 21 23:52:04 CET 2002 Jan Hubicka <jH@suse.cz>
+
+ * i386-protos.h (x86_64_sign_extended_value): Fix prototype.
+ * i386.c (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,
+ ix86_expand_int_movcc): Update call of x86_64_sign_extended_value.
+ (local_symbolic_operand): Do not care the 64bit limits.
+ (x86_64_sign_extended_value): Remove allow_rip support.
+ (legitimate_pic_address_disp_p): Handle all cases allowed
+ with RIP addressing.
+ (legitimate_address_p): Use legitimate_pic_address_disp_p for PIC.
+ (legitimize_pic_address): Reorganize.
+ * i386.h (EXTRA_CONSTRAINT): Update call of x86_64_sign_extended_value.
+
+2002-11-21 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (arm*-*-netbsdelf*): Enable configuration.
+ * config/arm/netbsd-elf.h: New file.
+
+2002-11-21 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
+ subtarget_asm_float_spec.
+ (SUBTARGET_ASM_FLOAT_SPEC): Define, moving the
+ defaults from...
+ (ASM_SPEC): ...here. Use subtarget_asm_float_spec.
+
+2002-11-21 Nick Clifton <nickc@redhat.com>
+
+ * config/fr30/fr30.md (movsf_constant_store): Move code to
+ detect 0.0 into fr30.c.
+ * config/fr30/fr30-protos.h (fr30_const_double_is_zero):
+ Prototype.
+ * config/fr30/fr30.c (fr30_const_double_is_zero): New
+ function. Return true if the rtx is 0.0.
+
+2002-11-21 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/arm/elf.h (ASM_SPEC, LINK_SPEC): Pass -EL
+ if -mlittle-endian is specified.
+
+2002-11-21 Richard Earnshaw <rearnsha@arm.com>
+
+ PR optimization/2903
+ * arm.md (anddi_notzesidi_di): Operand 2 is inverted not operand 1.
+ (anddi_notsesidi_di): Likewise.
+
+2002-11-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (print_operand): Use
+ h8300_eightbit_constant_address_p and
+ h8300_tiny_constant_address_p.
+ (h8300_adjust_insn_length): Likewise.
+ * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Remove.
+ (TINY_CONSTANT_ADDRESS_P): Likewise.
+ (OK_FOR_U): Use eightbit_constant_address_p.
+
+2002-11-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/libgcc-libc.ver: Add multilib support.
+ * config/s390/linux.h (MULTILIB_DEFAULT): Define.
+ * config/s390/t-linux64 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+ MULTILIB_OSDIRNAMES, LIBGCC, INSTALL_LIBGCC,
+ EXTRA_MULTILIB_PARTS): Define.
+
+2002-11-21 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_get_frame_size): A leaf function does not need its
+ stack padding to an aligned boundary if it has no frame.
+ (thumb_get_frame_size): Likewise.
+
+Wed Nov 20 22:25:53 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * x86-64.h (MCOUNT_NAME): Fix typo in my previous patch.
+ (override_options): Likewise.
+
+Wed Nov 20 19:07:17 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * config.gcc: Add k8 target alias support
+ * i386.c (_cost): Declare costs for various variants of divides and
+ multiplies.
+ (k8_cost): New.
+ (m_K8, m_ATHLON_K8): New macros.
+ (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
+ x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_fiop,
+ x86_promote_QImode, x86_sub_esp_?, x86_add_esp_?,
+ x86_integer_DFmode_moves, x86_partial_reg_dependency,
+ x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
+ x86_prologue_using_move, x86_epilogue_using_move,
+ x86_arch_always_fancy_math_387, x86_sse_partial_regs,
+ x86_sse_typeless_stores): Set for K8
+ (override_options): Add k8 support; fix athlon alignment;
+ complain about non-x86-64 capable CPU being used in x86-64 compilation.
+ (ix86_issue_rate): Set for K8.
+ (ix86_adjust_cost, ia32_use_dfa_pipeline_interface,
+ x86_machine_dependent_reorg): Handle K8 like
+ * i386.h
+ (x86_costs): Change mult_init and divide into array.
+ (TARGET_K8, TARGET_ATHLON): New macros.
+ (MODE_INDEX): New macro.
+ (RTX_COST): Use new costs.
+ (TARGET_CPU_CPP_BUILTINS): Define __k8__ and __tune_k8__.
+ (TARGET_CPU_DEFAULT_NAMES): Add k8
+ (TARGET_CPU_DEFAULT_k8): New constant
+ (enum processor_type): Add PROCESSOR_K8.
+ * i386.md (cpu attribute): Add k8.
+
+ * invoke.texi: Document -march=k8.
+
+ * i386.md (type attribute): Add leave
+ (mode attribute): Remove unknownfp.
+ (length_immediate, modrm, memory attributes): Handle leave correctly.
+ (fp comparison patterns): Determine FP mode.
+ (leave, leave_rex64): Remove special cases.
+ * ppro.md (ppro_uops, ppro_p2): Add leave
+ * pentiun.md (pent_pop): Handle leave too.
+ * k6.md (k6_load): Handle leave.
+ * athlon.md (athlon_leave, athlon_pop): Fix.
+ (athlon_decode): Handle leave.
+
+2002-11-20 Steve Ellcey <sje@cup.hp.com>
+
+ * emit-rtl.c (gen_reg_rtx): Simplify mapping of Complex type
+ to component type using GET_MODE_INNER.
+ * expr.c (emit_move_insn_1): Ditto.
+ * optabs.c (expand_binop): Ditto.
+ (expand_unop): Ditto.
+ (expand_complex_abs): Ditto.
+
+2002-11-20 Douglas B Rupp <rupp@gnat.com>
+
+ * hwint.h (HAVE___INT64): Fix typo (was HAVE__INT64).
+
+2002-11-20 DJ Delorie <dj@redhat.com>
+
+ * config/stormy16/stormy16.c (s16builtins,
+ xstormy16_init_builtins, xstormy16_expand_builtin): New.
+ * config/stormy16/stormy16.md (divmodhi4, sdivlh, udivlh): New.
+
+2002-11-20 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * Makefile.in (RUN_GEN, VALGRIND_DRIVER_DEFINES): New variables.
+ (DRIVER_DEFINES): Add $(VALGRIND_DRIVER_DEFINES).
+ (executing gencheck, genconfigs, genconditions, genflags,
+ gencodes, genconstants, genemit, genrecog, genopinit, genextract,
+ genpeep, genattr, genattrtab, genoutput, gengenrtl, genpreds,
+ gengtype, genprotos): Prepend $(RUN_GEN).
+ * configure.in: Move host compiler tests before --enable-checking
+ tests.
+ (--enable-checking=valgrind): New.
+ * config.in, configure: Regenerate.
+ * cppfiles.c [!ENABLE_VALGRIND_CHECKING] (VALGRIND_DISCARD):
+ Define as empty.
+ (read_include_file): When doing the mmap+1 trick,
+ valgrind-annotate the byte after the mmap:ed area as readable.
+ (purge_cache): Remove above annotation.
+ * gcc.c (execute) [ENABLE_VALGRIND_CHECKING]: Arrange to prepend
+ VALGRIND_PATH -q to each command.
+
+ * ggc-common.c [!ENABLE_VALGRIND_CHECKING] (VALGRIND_DISCARD):
+ Define as empty.
+ (ggc_realloc): Update valgrind annotations.
+ * ggc-page.c [!ENABLE_VALGRIND_CHECKING] (VALGRIND_DISCARD):
+ Define as empty.
+ (alloc_anon, free_page, ggc_alloc, poison_pages): Add machinery to
+ valgrind-annotate memory.
+
+2002-11-20 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * recog.c (constrain_operands): Prefer exact match over reloadable
+ EXTRA_MEMORY_CONSTRAINT or EXTRA_ADDRESS_CONSTRAINT.
+
+ * reload.c (find_reloads): Always reload EXTRA_ADDRESS_CONSTRAINT
+ operands in Pmode.
+
+2002-11-20 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR c/8518
+ * c-decl.c (duplicate_decls): Outline the second definition
+ of an extern inline function in all cases.
+
+2002-11-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * stor-layout.c (place_field): Update rli->offset as well as
+ rli->bitpos.
+
+2002-11-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * sched-deps.c (sched_analyze): Check HARD_REGNO_CALL_PART_CLOBBERED.
+
+2002-11-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/sh/sh.md (udivsi3): Don't put udivsi3_i4_media instructions
+ into a libcall block.
+ (divsi3): Likewise divsi3_i4_media.
+
+2002-11-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * global.c (find_reg): Check HARD_REGNO_NREGS before kicking
+ out another register.
+
+2002-11-20 Jakub Jelinek <jakub@redhat.com>
+
+ * combine.c (force_to_mode): Only replace with (not Y) if all bits in fuller_mask
+ (not just mask) are set in C.
+
+2002-11-19 Steven Bosscher <steven.bosscher@usafa.af.mil>
+
+ * config/mips/vr.h (DRIVER_SELF_SPECS): Change %{<mgp32} to %<mgp32.
+
+2002-11-19 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * profile.c (index_counts_file): Fix obvious mistake.
+
+2002-11-19 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (profile.o): Add hashtab.h dependency.
+ * gcov-io.h (GCOV_SUMMARY_LENGTH): New.
+ * profile.c: Include hashtab.h.
+ (htab_counts_index_hash, htab_counts_index_eq, htab_counts_index_del,
+ cleanup_counts_index, index_counts_file, struct section_reference,
+ struct da_index_entry, counts_file_name, counts_file_index): New.
+ (get_exec_counts, init_branch_prob): Modified.
+
+2002-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config.gcc (sh*-*-linux*): Add t-slibgcc-elf-ver and t-linux
+ to tmake_file. Remove setting gas and gnu_ld here.
+ * config/sh/libgcc-glibc.ver: New file.
+ * config/sh/t-linux (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
+ (SHLIB_MAPFILES): New.
+ * config/sh/linux.h (MD_EXEC_PREFIX): Undefine.
+ (MD_STARTFILE_PREFIX): Likewise.
+ (HANDLE_PRAGMA_PACK_PACK_PUSH_POP): Define.
+ (DWARF2_UNWIND_INFO): Redefine.
+ (ASM_PREFERRED_EH_DATA_FORMAT): Define.
+ (LINK_EH_SPEC): Redefine.
+ (MD_FALLBACK_FRAME_STATE_FOR): Define except for SH-media.
+ (SH_FALLBACK_FRAME_FLOAT_STATE): Define.
+ (SH_DWARF_FRAME_GP0, SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_XD0,
+ SH_DWARF_FRAME_BT0, SH_DWARF_FRAME_PR, SH_DWARF_FRAME_PR_MEDIA,
+ SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_MACL,
+ SH_DWARF_FRAME_PC, SH_DWARF_FRAME_SR, SH_DWARF_FRAME_FPUL,
+ SH_DWARF_FRAME_FPSCR): Likewise.
+ * config/sh/sh-protos.h (sh_set_return_address): Declare.
+ * config/sh/sh.c (calc_live_regs): Count EH_RETURN_DATA_REGNO
+ registers if the current function calls EH return.
+ (sh_expand_epilogue): Handle EH stack adjustments.
+ (sh_set_return_address): New function.
+ * config/sh/sh.h (SH_DBX_REGISTER_NUMBER): Handle PR_MEDIA_REG.
+ Don't abort even if the number is mapped to -1.
+ (EH_RETURN_DATA_REGNO): Define.
+ (EH_RETURN_STACKADJ_RTX): Define.
+ * config/sh/sh.md (UNSPEC_EH_RETURN): New.
+ (eh_return): New pattern.
+ (eh_set_ra_di, eh_set_ra_si): Likewise.
+ Add splitter to perform EH return after reload.
+
+Tue Nov 19 12:52:07 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * stor-layout.c (excess_unit_span): New function.
+ (place_field): Use it.
+
+2002-11-19 Andreas Schwab <schwab@suse.de>
+
+ * unwind.h (_Unwind_GetTextRelBase): Revert last change, this is
+ not valid in C++.
+
+2002-11-19 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.in, Makefile.in: Correct BUILD/HOST confusion.
+ * configure: Regenerate.
+
+Tue Nov 19 00:11:44 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * convert.c (strip_float_extensions): New function.
+ (convert_to_real): Optimize some cases.
+
+2002-11-19 Andreas Jaeger <aj@suse.de>
+
+ * loop.c (record_giv): Initialize not_replaceable.
+ (check_final_value): Likewise.
+
+2002-11-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_init_once): Replace 1 with
+ MASK_H8300S.
+
+2002-11-19 Vijay L. Khuspe <vijayk1@kpit.com>
+
+ * config/h8300/h8300.c (h8300_init_once): Allow -mn switch
+ only if -mh or -ms present.
+ (h8300_eightbit_constant_address_p): Support the normal mode.
+ (h8300_tiny_constant_address_p): Likewise.
+ * config/h8300/h8300.h (TARGET_NORMAL_MODE): New.
+ (POINTER_SIZE): Add 16 bit pointer for the normal mode.
+ (Pmode): Evaluate to HImode for the normal mode.
+ (SIZE_TYPE): Evaluate to unsigned int for normal mode.
+ (PTRDIFF_TYPE): Evaluate to int for the normal mode.
+ (ASM_WORD_OP): Evaluate to word for the normal mode.
+ * config/h8300/h8300.md (tablejump_normal_mode): New.
+ (indirect_jump_normal_mode): New.
+ * config/h8300/t-h8300 (MULTILIB_OPTIONS): Pass -mn option to
+ directory.
+ (MULTILIB_DIRNAMES): Create target dependent directory
+ 'normal'.
+ (MULTILIB_EXCEPTIONS): Don't turn on -mn on H8/300.
+ * doc/invoke.texi (gccoptlist): Describe the new switch -mn.
+
+Tue Nov 19 23:50:56 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (length_immediate): Do not refer to insn address.
+ (jcc*, jmp patterns): Compute length explicitly.
+
+2002-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR c/8588
+ * optabs.c (expand_binop): Convert CONST_INTs in shift
+ operations too.
+
+2002-11-19 Roger Sayle <roger@eyesopen.com>
+
+ * gcse.c (gcse_emit_move_after): Correct typo in REG_EQUAL note.
+
+2002-11-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (an anonymous pattern): Relax the
+ condition to accept the same operands and/or subregs.
+
+2002-11-19 Daniel Jacobowitz <drow@mvista.com>
+
+ * config/sh/sh.c (gen_shl_and): Revert previous patch.
+ * config/sh/sh.md (ashrdi3+1, ashrdi3+2): Predicate on
+ reload_completed.
+
+2002-11-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (print_operand): Update the use of
+ EIGHTBIT_CONSTANT_ADDRESS_P.
+ (h8300_adjust_insn_length): Likewise.
+ (h8300_eightbit_constant_address_p): Check if the given rtx is
+ a variable with __attribute__((eightbit_data)).
+ * config/h8300/h8300.h (OK_FOR_U): Update the use of
+ EIGHTBIT_CONSTANT_ADDRESS_P.
+
+2002-11-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/contrib.texi (Contributors): Add self as second contact in
+ addition to Jeff Law.
+
+2002-11-19 Andreas Jaeger <aj@suse.de>
+
+ * tree-inline.c: Move prototpyes of find_alloca_call_1 and
+ find_alloca_call to right place.
+
+2002-11-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cppfiles.c: Fix formatting.
+
+2002-11-19 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * gcc.c (The Specs Language): Document spec functions.
+ (static_spec_functions, lookup_spec_function)
+ (eval_spec_function, handle_spec_function)
+ (if_exists_spec_function, alloc_args): New.
+ (execute): Abort if processing_spec_function is true.
+ (do_spec_1): Hand off spec to handle_spec_function if %:
+ is encountered. If processing_spec_function is true,
+ end any pending argument when the end of the string is reached.
+ (main): Use alloc_args to allocate the initial argument vector.
+ * gcc.h (struct spec_function): New.
+ (lang_specific_spec_functions): New extern.
+
+ * config/netbsd-elf.h (STARTFILE_SPEC): Add if-exists(crti%O%s).
+ (ENDFILE_SPEC): Add if-exists(crtn%O%s).
+ * config/alpha/netbsd.h (ENDFILE_SPEC): Likewise.
+
+ * doc/invoke.texi: Document spec functions.
+
+ * cppspec.c (lang_specific_spec_functions): New.
+ * gccspec.c: Likewise.
+
+2002-11-18 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux_longdouble.h (FIXUNS_TRUNCTFSI2_LIBCALL): New.
+ (FIXUNS_TRUNCTFDI2_LIBCALL): New.
+ (fixunstfsi_libfunc): Change.
+ (fixunstfdi_libfunc): Change.
+ (sdiv_optab): Don't zero out SImode handler.
+ (udiv_optab): Don't zero out SImode handler.
+ (smod_optab): Don't zero out SImode handler.
+ (umod_optab): Don't zero out SImode handler.
+
+2002-11-18 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/8524
+ * cpplib.c (run_directive): Remove previous kludge to _Pragma.
+ Add a new one in its place, which hopefully works.
+ (skip_rest_of_line): Change test for bottom-of-context-stack.
+
+Mon Nov 18 21:29:03 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (addqi_1_slp): Fix output template.
+ (subqi_1_slp): Fix type.
+
+Sun Nov 17 00:01:28 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * calls.c (alloca_call_p): New global function.
+ * tree.h (alloca_call_p): New.
+ * tree-inline.c (inlinable_function_p): Do not inline when
+ function calls alloca.
+ (find_alloca_call, find_alloca_call_1): New functions.
+
+2002-11-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*andorqi3): Use bor between bld and
+ bst. Update the insn length.
+ (*andorhi3): Likewise.
+ (*andorsi3): Likewise.
+
+2002-11-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/sh/sh-protos.h (sh_mark_label): Declare.
+ * config/sh/sh.c (sh_mark_label): New function, taken from
+ movdi_const, but fixing the case when the address has an addend.
+ * config/sh/sh.md (movdi_const, movdi_const_32bit): Use it.
+
+2002-11-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/sh/sh.c (pool_node): New field: part_of_sequence_p.
+ (add_constant): Set it.
+ (dump_table): Don't reorder a constant if part_of_sequence_p.
+ (machine_dependent_reorg): Assume that float constants will
+ stay in their original order if used as a sequence.
+
+2002-11-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/sh/sh.c (calc_live_regs): Update check for PIC liveness
+ in compact code.
+
+2002-11-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/sh/sh.md (initialize_trampoline): Do not force the
+ trampoline address into R0_REGS here.
+
+Sun Nov 17 14:01:09 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (negsf2_ifs, negdf2_ifs, negdf2_ifs_rex64, abssf2_ifs,
+ absdf2_ifs, absdf2_ifs_rex64): Fix constraints.
+ (neg?f2_ifs, abs?f2_ifs splitters): Refuse memory operand; do not
+ generate unnecesary subregs.
+
+2002-11-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * df.c: Fix formatting.
+
+2002-11-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (two anonymous patterns): Fix insn
+ lengths.
+
+2002-11-17 Daniel Jacobowitz <drow@mvista.com>
+
+ * sh.c (gen_shl_and): Don't create a zero_extend if the operand
+ is not an arith_reg_operand.
+
+2002-11-17 Graham Stott <graham.stott@btinternet.com>
+
+ * real.c (real_to_decimal): Fix buffer overrun when buffer size
+ is smaller than representation.
+
+2002-11-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c: Fix formatting.
+
+Sat Nov 16 16:49:58 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (truncdfsf2_1_sse, truncdfsf2_1_sse_nooverlap, truncdfsf2_2,
+ floats?dff2_i387):
+ Work around regclass stupidity.
+ (truncdfsf_2_1_sse splitter): Accept !TARGET_PARTIAL_SSE_REGS
+
+Sat Nov 16 02:17:48 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (fop_df_6): New pattern.
+ (fop_xf_4, fop_xf_5): Handle both SF and DFmode extensions.
+ (fop_xf_6): Rewrite
+ (fop_xf_7): Delete.
+ (fop_tf_4, fop_tf_5): Handle both SF and DFmode extensions.
+ (fop_tf_6): Rewrite
+ (fop_tf_7): Delete.
+
+2002-11-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (two anonymous patterns): Fix typos.
+
+2002-11-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Fix formatting.
+
+2002-11-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Replace spaces with tabs.
+ * config/h8300/t-h8300: Remove a trailing empty line.
+
+2002-11-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tlink.c: Fix formatting.
+
+2002-11-16 David Edelsohn <edelsohn@gnu.org>
+
+ PR 8362
+ * config/rs6000/rs6000.c (rs6000_outout_load_multiple): New function.
+ * config/rs6000/rs6000.md (movti_string): Remove output modifier
+ when scratch register never needed.
+ (ldmsi[3-8]): New patterns.
+
+2002-11-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * hard-reg-set.h: Follow spelling conventions.
+ * real.c: Likewise.
+ * target.h: Likewise.
+
+2002-11-16 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/x86-64.h (MCOUNT_NAME): Change into string literal.
+
+2002-11-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * optabs.c: Fix formatting.
+
+Sat Nov 16 02:06:02 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * athlon.md, k6.md, pentium.md, ppro.md: Handle shift1, rotate1
+ * i386.md (attribute type): Add type shift1 and rotate1.
+ (*_slp): Rewrite to have just two operands to avoid reload problems.
+
+2002-11-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (4 anonymous patterns): New.
+
+2002-11-15 Geoffrey Keating <geoffk@apple.com>
+
+ * params.def (GGC_MIN_HEAPSIZE): Fix GGC_ALWAYS_COLLECT problem.
+ * doc/invoke.texi: Correct description of what needs to be done to
+ force collection at every ggc_collect call.
+
+2002-11-15 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (optimization_options): Set
+ flag_asynchronous_unwind_tables to 1 by default.
+
+2002-11-15 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
+
+Fri Nov 15 14:54:19 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386-protos.h (x86_function_profiler): New function
+ * i386.h (MCOUNT_NAME): New.
+ (PROFILE_COUNT_REGISTER): New.
+ (FUNCTION_PROFILER): Move offline to ...
+ * i386.c (x86_function_profiler) ... here; fix 64bit support
+ * beos-elf.h (FUNCTION_PROFILER): Kill.
+ (MCOUNT_NAME): New.
+ * freebsd-aout.h (FUNCTION_PROFILER): Kill.
+ (MCOUNT_NAME): New.
+ (PROFILE_COUNT_REGISTER): New.
+ * linux.h (FUNCTION_PROFILER): Kill.
+ (MCOUNT_NAME): New.
+ * x86-64.h (FUNCTION_PROFILER): Kill.
+ (MCOUNT_NAME): New.
+ * freebsd.h (FUNCTION_PROFILER): Kill.
+ (MCOUNT_NAME): New.
+
+2002-11-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
+
+ * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG,
+ FUNCTION_ARG_PASS_BY_REFERENCE): Define.
+ * config/arm/arm.c (arm_va_arg,
+ arm_function_arg_pass_by_reference): New.
+ * config/arm/arm-protos.h: Add prototypes.
+
+2002-11-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gthr-single.h: Fix formatting.
+
+2002-11-14 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.c (tree_vec_elt_check_failed): New function.
+ * tree.h (TREE_VEC_ELT_CHECK): New checking macro.
+ (TREE_VEC_ELT): Use it.
+
+ * tree-inline.c (optimize_inline_calls): Don't copy a
+ zero-length vector.
+
+2002-11-14 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * diagnostic.c (sorry): Don't repeat "sorry, unimplemented" text.
+
+2002-11-14 Jakub Jelinek <jakub@redhat.com>
+
+ * varasm.c (output_addressed_constants) [MINUS_EXPR]: Clear reloc if
+ both operands contain local relocations.
+ (categorize_decl_for_section): Don't use mergeable sections if
+ initializer has any relocations.
+
+2002-11-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gthr-vxworks.h: Fix formatting.
+
+2002-11-13 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/install.texi (Testing): Document extra Java testing.
+ * doc/sourcebuild.texi (Test Suites): Document libgcj testing.
+
+2002-11-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa64-hpux.h (LINK_SPEC): Move "+Accept TypeMismatch" switch to the
+ beginning of the spec.
+ (LDD_SUFFIX, PARSE_LDD_OUTPUT): Delete.
+ (LD_INIT_SWITCH, LD_FINI_SWITCH): Define but don't enable. Add comment
+ regarding problems with global constructors when using GNU ld.
+
+2002-11-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gthr-solaris.h: Fix formatting.
+
+2002-11-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gthr-posix.h: Fix formatting.
+
+2002-11-12 Devang Patel <dpatel@apple.com>
+ * gcc.c (display_help): Two new options -Xpreprocessor and -Xassembler.
+ (process_command): Same.
+ * doc/invoke.texi: Info about these two new options.
+
+2002-11-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*andorsi3): New.
+
+2002-11-12 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * doc/install.texi (powerpc-*-linux-gnu*): Update binutils requirement.
+
+2002-11-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (tiny_constant_address_p): Parenthesize
+ expressions appropriately.
+
+2002-11-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gthr-win32.h: Fix formatting.
+
+2002-11-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (single_one_operand): Correctly compute
+ mask when mode is SImode.
+ (single_zero_operand): Likewise.
+ * config/h8300/h8300.md (two new anonymous insns): New.
+
+2002-11-12 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/contrib.texi (Contributors): Use GCJ instead of gcj to refer
+ to that entire project.
+
+2002-11-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/mips/t-iris6 (MULTILIB_OSDIRNAMES): Restore old
+ directories.
+
+2002-11-11 Zack Weinberg <zack@codesourcery.com>
+
+ * params.def (ggc-min-expand, ggc-min-heapsize): New parameters.
+ * doc/invoke.texi: Document them.
+
+ * ggc-page.c: Include params.h. Remove definitions of
+ GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED. Replace
+ GGC_POISON with ENABLE_GC_CHECKING in ifdefs, delete #define.
+ (init_gcc): Don't set G.allocated_last_gc here.
+ (ggc_collect): Use PARAM_VALUE (GGC_MIN_HEAPSIZE) and
+ PARAM_VALUE (GGC_MIN_EXPAND) to decide whether or not to
+ perform collection.
+ * ggc-simple.c: Similarly.
+ * Makefile.in (ggc-common.o, ggc-simple.o): Add $(PARAMS_H) to
+ dependencies.
+
+2002-11-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gthr-dce.h: Fix formatting.
+
+2002-11-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ PR c/8467
+ * stmt.c (tail_recursion_args): Handle DECL_MODE differing from the
+ mode of DECL_RTL case.
+
+2002-11-11 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/contrib.texi: Merge in the list from the libstdc++ web pages.
+
+Mon Nov 11 12:06:08 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (construct_container): Fix handling of SSE_CLASS.
+
+2002-11-10 Joel Sherrill <joel@gcc.gnu.org>
+
+ * config/m68k/t-crtstuff (crti.o): Use this...
+ ($(T)crti.o): ... instead.
+ (crtn.o): Use this...
+ ($(T)crtn.o): ... instead.
+
+2002-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR c/8439
+ * recog.c (validate_replace_rtx_1) [PLUS]: Simplify only
+ if there is something new to be simplified.
+
+2002-11-10 H.J. Lu <hjl@gnu.org>
+
+ * calls.c (PUSH_ARGS_REVERSED): Define only if not defined.
+ * expr.c (PUSH_ARGS_REVERSED): Likewise.
+
+ * config/i386/i386.h (PUSH_ARGS_REVERSED): Set to 1.
+
+2002-11-10 Zack Weinberg <zack@codesourcery.com>
+
+ * config/rs6000/sysv4.h: Define NO_IMPLICIT_EXTERN_C here...
+ * config/rs6000/linux.h, config/rs6000/linux64.h,
+ config/rs6000/windiss.h: ... not here.
+
+2002-11-10 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define
+ __ABICALLS__ if TARGET_ABICALLS.
+
+Sun Nov 10 18:49:21 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.h (MIN_UNITS_PER_WORD): Define to 8 for x86-64 libgcc.
+
+2002-11-10 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (grokdeclarator): Make error for duplicate type
+ qualifiers into a pedwarn, disabled for C99.
+
+2002-11-10 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Define the same
+ as FUNCTION_ARG_PASS_BY_REFERENCE.
+
+2002-11-09 Zack Weinberg <zack@codesourcery.com>
+
+ * doc/install.texi: Add *-*-vxworks* specific installation
+ instructions.
+
+ * config/vxlib.c: Rewrite using generation numbers to identify
+ valid TSD keys.
+
+Sat Nov 9 00:10:54 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_machine_dependent_reorg): Fix even more side cases.
+
+2002-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.h (STARTING_FRAME_OFFSET): Change offset for TARGET_64BIT to 16.
+
+ * config.gcc (hppa*64*-*-linux*): Shorten lines in tm_file define.
+ (hppa*64*-*-hpux11*): Likewise. Use elfos.h with gas.
+ * pa.c (output_millicode_call): Use symbol difference rather than
+ $PIC_pcrel$0 when using HP assembler.
+ * pa64-hpux.h (TARGET_GAS): Define to 1 or 0 depending on whether or
+ not elfos.h (i.e., gas) is being used.
+ (ASM_FILE_START, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
+ DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON,
+ ASM_OUTPUT_ALIGNED_LOCAL, GLOBAL_ASM_OP, ASM_DECLARE_FUNCTION_NAME,
+ ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL,
+ ASM_OUTPUT_INTERNAL_LABEL, ASM_GENERATE_INTERNAL_LABEL): Define when
+ using elfos.h.
+ (TARGET_ASM_GLOBALIZE_LABEL): Undefine when using elfos.h.
+ (DWARF2_ASM_LINE_DEBUG_INFO): Delete.
+ (ASM_FILE_START): Add standard .SPACE and .SUBSPA defines when not
+ using elfos.h.
+ (TEXT_SECTION_ASM_OP, READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
+ BSS_SECTION_ASM_OP): New HP style defines when not using elfos.h.
+ (TARGET_ASM_NAMED_SECTION, MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL):
+ Don't define when not using elfos.h.
+ (ASM_DECLARE_RESULT): Don't define.
+ * doc/install.texi (hppa*-hp-hpux*): Remove statement that HP assembler
+ doesn't work on hppa64-hp-hpux11.
+ (hppa*-hp-hpux11): Update.
+
+2002-11-09 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/mips/netbsd.h (SUBTARGET_ASM_SPEC): Don't pass -KPIC
+ to the assembler if -mno-abicalls was specified.
+
+2002-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-linux.h (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
+ ASM_OUTPUT_DEF): Delete.
+
+2002-11-09 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-opts.c (COMMAND_LINE_OPTIONS): Fix -Wimplicit.
+
+2002-11-08 Roger Sayle <roger@eyesopen.com>
+
+ * real.c (real_sqrt): Update comment with bibliographic reference.
+
+Fri Nov 8 13:33:58 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (sse_loadss, sse2_loadsd): Fix expander.
+
+Fri Nov 8 13:25:41 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_machine_dependent_reorg): Fix handling of empty functions.
+
+Fri Nov 8 13:01:42 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * builtins.c (expand_builtin_mathfn): Handle floor/ceil/trunc/round/nearbyint
+ (expand_builtin): Likewise.
+ * builtins.def: Add
+ __builtin_floor, __builtin_floorf, __builtin_floorl
+ __builtin_ceil, __builtin_ceilf, __builtin_ceill
+ __builtin_round, __builtin_roundf, __builtin_roundl
+ __builtin_trunc, __builtin_truncf, __builtin_truncl
+ __builtin_nearbyint, __builtin_nearbyintf, __builtin_nearbyintl.
+ * genopinit.c (optabs): Initialize the new optabs.
+ * optab.c (init_optabs): Likewise.
+ * optabs.h (optab_index): Add OTI_floor, OTI_ceil, OTI_trunc,
+ OTI_round, OTI_nearbyint.
+ (floor_optab, ceil_optab, trunc_optab, round_optab, nearbyint_optab): New.
+ * doc/md.texi: Document new named patterns.
+ * doc/extend.texi (builtin functions) Document
+ floor, floorf, floorl, ceil, ceilf,
+ ceill, round, roundf, roundl, trunc,
+ truncf, truncl, nearbyint, nearbyintf, nearbyintl.
+
+Fri Nov 8 11:36:11 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (sse_movdfcc, sse_movsfcc): Fix typo in previous patch.
+
+2002-11-08 Dale Johannesen <dalej@apple.com>
+
+ * dbxout.c (dbxout_type): Fix stabs info for vector types.
+
+2002-11-08 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/8497
+ PR preprocessor/8501
+ * cpptrad.c (scan_out_logical_line): A '#' from a macro doesn't
+ start a directive. In assembler, #NUM is not a line directive.
+
+2002-11-08 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppmain.c (cpp_preprocess_file): Loop to pop any -included
+ buffers.
+
+2002-11-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (two anonymous test insns): New.
+
+Fri Nov 8 11:20:19 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * jump.c (mark_jump_label): Handle subregs of label_refs.
+
+Thu Nov 7 21:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (sse_movdfcc, sse_movsfcc): Avoid overactive matching.
+ * i386.c (ix86_expand_fp_movcc): Match the reversed cases.
+
+2002-11-07 David Mosberger <davidm@hpl.hp.com>
+
+ * config/ia64/crtend.asm: Include "auto-host.h".
+ [HAVE_INITFINI_ARRAY]: Invoke __do_global_ctors_aux via .init_array.
+ * config/ia64/crtbegin.asm: Similarly.
+ * config/ia64/t-ia64 (crtbegin.o): Include from current directory.
+ (crtend.o, crtbeginS.o, crtendS.o): Likewise.
+
+ * aclocal.m4 (gcc_AC_INITFINI_ARRAY): New.
+ * configure.in: Use it if --enable-initfini-array not specified.
+ * doc/install.texi (Configuration): Document --enable-initfini-array.
+ * configure, config.in: Rebuild.
+
+2002-11-07 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/arm/arm-protos.h (arm_get_frame_size)
+ (thumb_get_frame_size): New prototypes.
+ * config/arm/arm.c (arm_get_frame_size)
+ (thumb_get_frame_size): New functions.
+ (use_return_insn, arm_output_epilogue, arm_output_function_epilogue)
+ (arm_compute_initial_elimination_offset, arm_expand_prologue): Use
+ arm_get_frame_size.
+ (thumb_expand_prologue, thumb_expand_epilogue): Use
+ thumb_get_frame_size.
+ * config/arm/arm.h (PREFERRED_STACK_BOUNDARY): Define.
+ (machine_function): Add frame_size member.
+ (THUMB_INITIAL_ELIMINATION_OFFSET): Use thumb_get_frame_size.
+
+2002-11-07 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (bit_count): Make argument unsigned long. Return unsigned.
+ Adjust code to use portable unsigned bit manipulation.
+ (insn_flags, tune_flags): Change type to unsigned.
+ (struct processors): Make flags unsigned long.
+ (arm_override_options): Change type of count and current_bit_count
+ to unsigned.
+
+2002-11-07 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/elf.h (TYPE_OPERAND_FMT): Prefix type with %.
+
+Thu Nov 7 15:50:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (DWARF_FRAME_RETURN_COLUMN): Use DWARF_FRAME_REGNUM.
+
+Thu Nov 7 11:18:01 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * reg-stack.c (compensate_edge): Fix sanity check.
+
+2002-11-05 Geoffrey Keating <geoffk@apple.com>
+
+ * config.gcc: Don't create crtbegin, crtend on Darwin; do create
+ crt2.o. Rearrange t-darwin makefiles.
+ * crtstuff.c [OBJECT_FORMAT_MACHO]: Delete.
+ * unwind-dw2-fde-darwin.c: New.
+ * unwind-dw2-fde-glibc.c: Correct comment.
+ * unwind-dw2-fde.c (__register_frame_info_bases)
+ [DWARF2_OBJECT_END_PTR_EXTENSION]: Clear fde_end.
+ (classify_object_over_fdes): Use last_fde.
+ (add_fdes): Likewise.
+ (linear_search_fdes): Likewise.
+ * unwind-dw2-fde.h (struct object)
+ [DWARF2_OBJECT_END_PTR_EXTENSION]: Add fde_end field.
+ (last_fde): New.
+ * config/darwin.h (STARTFILE_SPEC): Include crt2.o not crtbegin.o.
+ (ENDFILE_SPEC): No crtend.o.
+ * config/t-darwin: New.
+ * config/i386/t-darwin: Delete.
+ * config/darwin-crt2.c: New.
+ * config/rs6000/t-darwin: Delete contents duplicated in t-rs6000
+ or config/t-darwin.
+
+2002-11-06 Douglas B Rupp <rupp@gnat.com>
+
+ * config/i386/i386-interix.h (TARGET_SUBTARGET_DEFAULT): Or
+ MASK_MS_BITFIELD_LAYOUT
+ (SUBTARGET_OVERRIDE_OPTIONS): Warn about and turn off
+ MS bitfields for Objective-C.
+ (PCC_BIT_FIELD_TYPE_TEST, GROUP_BITFIELDS_BY_ALIGN): Remove
+ defines.
+
+ * config/i386/i386.c (ix86_ms_bitfield_layout): New function.
+ (TARGET_MS_BITFIELD_LAYOUT_P): Define to above function.
+ (TARGET_USE_MS_BITFIELD_LAYOUT): Define.
+
+ * config/i386/i386.h (MASK_MS_BITFIELD_LAYOUT: New mask.
+ TARGET_USE_MS_BITFIELD_LAYOUT): New macro.
+ (TARGET_SWITCHES): Add above mask.
+
+ * testsuite/gcc.dg/bf-ms-layout.c: New test case.
+ * testsuite/gcc.dg/bf-no-ms-layout.c: New test case.
+ * testsuite/gcc.dg/i386-bitfield1.c (dg-options): Add appropriate
+ flags for interix.
+
+Wed Nov 6 18:54:47 2002 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output
+ .gpword/.gpdword for ABI_N32 and ABI_64 too, if using the GNU
+ assembler.
+ * config/mips/mips.md (tablejump_internal3): Output .cpadd
+ before jump on ABI_N32 too.
+ (tablejump_internal4): Ditto on ABI_64. Increase maximum
+ length to match.
+
+Wed Nov 6 17:16:48 CET 2002 Jan Hubicka <jh@.suse.cz>
+
+ * i386.md (negsf splitter): Accept memory operand in second register.
+ (abssf/absdf splitters): Simplify
+ (sse_loadss, sse_loadsd): Turn into expander.
+
+2002-11-06 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/8480
+ * config/rs6000/rs6000.md (movdi_internal64): Discourage
+ FPR to FPR moves.
+
+2002-11-06 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/contrib.texi: Merge in the list from the Java web pages.
+
+2002-11-06 David O'Brien <obrien@FreeBSD.org>
+
+ * config/sparc/freebsd: Fix typo.
+
+2002-11-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa64-hpux.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Define.
+
+2002-11-06 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.md (call_value_multiple_internal2): Use dla for
+ non-SImode addresses.
+
+Tue Nov 5 14:34:36 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (float_truncate SSE splitter): Ensure that operand is not
+ stack register.
+ (float SSE splitters): Reorder conditional.
+
+2002-11-05 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/elf.h (LIB_SPEC): Add "-lhal".
+
+2002-11-05 John David Anglin <dave2hiauly1.hia.nrc.ca>
+
+ * pa64-hpux.h (LIB_SPEC): Fix p and pg options.
+ (STARTFILE_SPEC): Remove p and pg options.
+
+2002-11-05 Andrew Haley <aph@redhat.com>
+
+ * fold-const.c (fold): Don't transform (a0 op compound(a1,a2))
+ to (compound(a1,a0 op a2)) if a0 or a1 have side effects.
+
+2002-11-05 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Move comment to...
+ * config/mips/mips.c (mips_cannot_change_mode_class): ...here.
+
+2002-11-04 Zack Weinberg <zack@codesourcery.com>
+
+ * gthr-vxworks.h: Rewritten from scratch.
+ * config/vxlib.c: New file.
+ * config/t-vxworks: Add config/vxlib.c to LIB2FUNCS_EXTRA.
+ * config/rs6000/t-vxworks: Add config/vxlib.c to
+ LIB2FUNCS_EXTRA here too, because of clash with
+ config/rs6000/t-ppccomm.
+
+2002-11-04 Dale Johannesen <dalej@apple.com>
+
+ * doloop.c (doloop_modify_runtime): Fix loop count computation
+ for unrolled loops.
+ * loop.c (loop_invariant_p): Support calling from unroller.
+
+2002-11-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_decompose_address): Use arg_pointer_rtx
+ for comparison.
+
+2002-11-04 Aldy Hernandez <aldyh@redhat.com>
+
+ * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): New.
+
+ * config/rs6000/rs6000.h (CLASS_CANNOT_CHANGE_MODE_P): Remove.
+ (CLASS_CANNOT_CHANGE_MODE): Remove.
+ (CANNOT_CHANGE_MODE_CLASS): New.
+
+ * config/alpha/alpha.h: Same.
+
+ * config/ia64/ia64.h: Same.
+
+ * config/mips/mips.h: Same.
+
+ * config/s390/s390.h: Same.
+
+ * config/sh/sh.h: Same.
+
+ * config/pa/pa64-regs.h: Same.
+
+ * config/sh/sh-protos.h (sh_cannot_change_mode_class): Add prototype.
+
+ * config/sh/sh.c (sh_cannot_change_mode_class): New.
+
+ * config/mips/mips-protos.h (mips_cannot_change_mode_class): Add
+ prototype.
+
+ * config/mips/mips.c (mips_cannot_change_mode_class): New.
+
+ * doc/tm.texi (Register Classes): Remove
+ CLASS_CANNOT_CHANGE_MODE and CLASS_CANNOT_CHANGE_MODE_P.
+ Document CANNOT_CHANGE_MODE_CLASS.
+
+ * reload.c (push_reload): Use CANNOT_CHANGE_MODE_CLASS.
+ (push_reload): Same.
+
+ * simplify-rtx.c (simplify_subreg): Same.
+
+ * reload1.c (choose_reload_regs): Same.
+
+ * recog.c (register_operand): Same.
+
+ * regrename.c (mode_change_ok): Change to use new
+ CANNOT_CHANGE_MODE_CLASS infrastructure.
+
+ * regclass.c (cannot_change_mode_set_regs): New.
+ Declare subregs_of_mode.
+ (regclass): Use subregs_of_mode.
+ Remove references to reg_changes_mode.
+ (init_reg_sets_1): Remove class_can_change_mode and
+ reg_changes_mode code.
+ (invalid_mode_change_p): New.
+ (dump_regclass): Use invalid_mode_change_p instead of
+ class_can_change_mode.
+ (regclass): Same.
+ (record_operand_costs): Do not set reg_changes_mode.
+
+ * local-alloc.c (struct qty): Remove changes_mode field.
+ (alloc_qty): Remove changes_mode initialization.
+ (update_qty_class): Remove set of changes_mode.
+ (find_free_reg): Use subregs_of_mode.
+
+ * global.c (find_reg): Use subregs_of_mode info.
+
+ * rtl.h (cannot_change_mode_set_regs): New prototype.
+ (invalid_mode_change_p): Same.
+ (REG_CANNOT_CHANGE_MODE_P): New macro.
+
+ * flow.c (mark_used_regs): Calculate subregs_of_mode. Remove
+ REG_CHANGES_MODE.
+ (life_analysis): Clear subregs_of_mode.
+
+ * combine.c (subst): Pass class to CLASS_CANNOT_CHANGE_MODE_P.
+ Remove use of CLASS_CANNOT_CHANGE_MODE.
+ (simplify_set): Same.
+ (gen_lowpart_for_combine): Calculate subregs_of_mode. Remove
+ REG_CHANGES_MODE.
+
+ * regs.h: Add extern for subregs_of_mode;
+ Include hard-reg-set and basic-block.
+ (REG_CHANGES_MODE): Delete.
+
+2002-11-03 Roger Sayle <roger@eyesopen.com>
+
+ * real.c (real_sqrt): New function to calculate square roots.
+ * real.h (real_sqrt): Add function prototype.
+ * builtins.c (fold_builtin): Fold sqrt of constant argument.
+ * simplify-rtx.c (simplify_unary_operation): Simplify sqrt
+ of constant argument.
+
+2002-11-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * jump.c (never_reached_warning): Don't set contains_insn until the
+ first line note is seen.
+
+2002-11-03 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (movti_string): Use string instructions.
+
+2002-11-03 Roger Sayle <roger@eyesopen.com>
+
+ PR c/7128
+ * c-typeck.c (c_expand_asm_operands): Defend against
+ error_mark_nodes in the output argument to avoid ICE.
+
+2002-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/8408
+ * genrecog.c (preds): Handle ADDRESSOF.
+ (validate_pattern): Mark it as an lvalue.
+
+2002-11-02 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Use string
+ instructions when optimizing for size.
+
+2002-11-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h: Fix comment typos.
+ * config/h8300/h8300.md: Likewise.
+ * config/h8300/lib1funcs.asm: Likewise.
+
+2002-11-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ Revert this change:
+
+ *doc/install.texi (Installing GCC: Configuration): Clarify
+ the only supported ways to configure gcc.
+
+2002-11-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (anonymous and:QI pattern): Use 'n'
+ instead of 'O' for the constraint for the second operand.
+
+2002-11-01 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/8391
+ * toplev.c (rest_of_compilation): Do not refuse to output code for
+ an inline function in a local class.
+
+2002-11-01 David O'Brien <obrien@FreeBSD.org>
+
+ * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Define __arch64__.
+ (TRANSFER_FROM_TRAMPOLINE): Reformat.
+ Add comment.
+
+2002-11-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (CAN_ELIMINATE): Simplify.
+
+2002-11-01 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
+
+ * config/h8300/h8300.h (OPTIMIZATION_OPTIONS): New.
+
+2002-11-01 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): Remove.
+ (MASK_INLINE_DIV_THR): Remove.
+ (TARGET_INLINE_DIV_LAT): Remove.
+ (TARGET_INLINE_DIV_THR): Remove.
+ (TARGET_INLINE_DIV): Remove.
+ (MASK_INLINE_FLOAT_DIV_LAT): New macro.
+ (MASK_INLINE_FLOAT_DIV_THR): New macro.
+ (MASK_INLINE_INT_DIV_LAT): New macro.
+ (MASK_INLINE_INT_DIV_THR): New macro.
+ (TARGET_INLINE_FLOAT_DIV_LAT): New macro.
+ (TARGET_INLINE_FLOAT_DIV_THR): New macro.
+ (TARGET_INLINE_INT_DIV_LAT): New macro.
+ (TARGET_INLINE_INT_DIV_THR): New macro.
+ (TARGET_INLINE_FLOAT_DIV): New macro.
+ (TARGET_INLINE_INT_DIV): New macro.
+ * config/ia64/ia64.md (divsi3): Change to use new macros.
+ (modsi3): Ditto.
+ (udivsi3): Ditto.
+ (umodsi3): Ditto.
+ (divsi3_internal): Ditto.
+ (divdi3): Ditto.
+ (moddi3): Ditto.
+ (udivdi3): Ditto.
+ (umoddi3): Ditto.
+ (divdi3_internal_lat): Ditto.
+ (divdi3_internal_thr): Ditto.
+ (divsf3): Ditto.
+ (divsf3_internal_lat): Ditto.
+ (divsf3_internal_thr): Ditto.
+ (divdf3): Ditto.
+ (divdf3_internal_lat): Ditto.
+ (divdf3_internal_thr): Ditto.
+ (divtf3): Ditto.
+ (divtf3_internal_lat): Ditto.
+ (divtf3_internal_thr): Ditto.
+ * config/ia64/ia64.c (ia64_override_options): Change
+ to check new macros for conflicts in settings.
+ * doc/invoke.texi (-minline-divide-min-latency): Remove.
+ (-minline-divide-max-throughput): Remove.
+ (-minline-float-divide-min-latency): New.
+ (-minline-float-divide-max-throughput): New.
+ (-minline-int-divide-min-latency): New.
+ (-minline-int-divide-max-throughput): New.
+
+2002-11-01 Richard Earnshaw (rearnsha@arm.com)
+
+ PR target/7856
+ * arm.c (use_return_insn): Don't use a return insn if there are
+ saved integer regs, but LR is not one of them.
+
+Fri Nov 1 10:33:15 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * expr.c (emit_move_insn): Use SCALAR_FLOAT_MODE_P
+ * machmode.h (SCALAR_FLOAT_MODE_P): New macro.
+
+Thu Oct 31 18:20:50 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (sse_loadss, sse_loadsd): Canonicalize; add expander
+ (movps, movpd splitters): Use canonical form.
+ (movv2di): Fix merge problem.
+
+Thu Oct 31 16:22:31 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (negdf2_ifs_rex64): Don't allow GPR operand.
+
+2002-10-31 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ PR optimization/6162
+ * doc/md.texi: Document restriction on commutative operand
+ specification.
+
+2002-10-31 Eric Christopher <echristo@redhat.com>
+
+ * explow.c (convert_memory_address): Use shallow_copy_rtx.
+
+2002-10-31 Steve Ellcey <sje@cup.hp.com>
+
+ * expmed.c (store_bit_field): Check FUNCTION_ARG_REG_LITTLE_ENDIAN.
+
+2002-10-31 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Set for non-floats.
+
+Thu Oct 31 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/darwin.h: Correct formatting in previous.
+
+Thu Oct 31 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/darwin.h: Enable -falign-xxx options.
+
+Thu Oct 31 18:08:00 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (override_options): Set defaults for flag_omit_frame_pointer,
+ flag_asynchronous_unwind_tables, flag_pcc_struct_return.
+ * i386.c (optimization_options): Set flag_omit_frame_pointer,
+ flag_asynchronous_unwind_tables, flag_pcc_struct_return to 2.
+ Do not clear -momit-leaf-frame-pointer when profiling.
+ (ix86_frame_pointer_required): Frame pointer is always required when
+ profiling.
+
+Thu Oct 31 16:09:44 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (negdf2_ifs_rex64): Don't allow GPR operand.
+
+Thu Oct 31 12:45:55 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (binary_logical_operator): Declare.
+ * sh.c (binary_logical_operator): New function.
+ * sh.md (xordi3+1): New combiner splitter pattern.
+
+2002-10-31 David O'Brien <obrien@FreeBSD.org>
+
+ * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Define
+ __enable_execute_stack function.
+
+2002-10-30 Zack Weinberg <zack@codesourcery.com>
+
+ * gthr.h, gthr-dce.h, gthr-posix.h, gthr-rtems.h,
+ gthr-solaris.h, gthr-win32.h: Remove __gthread_key_dtor.
+ * unwind-sjlj.c (fc_key_dtor): Delete.
+ (fc_key_init): Adjust __gthread_key_create call to match.
+
+2002-10-30 Aldy Hernandez <aldyh@redhat.com>
+
+ * c-common.c: Add GTY to vector_type_node_list.
+
+2002-10-30 John David Anglin <dave@hiauly.hia.nrc.ca>
+
+ * pa-linux.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
+ * pa-protos.h (attr_length_millicode_call, attr_length_call,
+ pa_init_machine_status): Declare new global functions.
+ * pa.c (void copy_fp_args, length_fp_args, get_plabel): Declare and
+ implement new functions.
+ (attr_length_millicode_call, attr_length_call): Implement.
+ (total_code_bytes): Change type to long.
+ (pa_output_function_prologue): Compute total_code_bytes on TARGET_64BIT.
+ Reset counter if flag_function_sections.
+ (output_deferred_plabels): Set output alignment to 3 for TARGET_64BIT.
+ (output_cbranch): Move call to gen_label_rtx.
+ (output_millicode_call): Rewrite adding long TARGET_64BIT call, expose
+ delay slot in all variants, shorten pc-relative calls.
+ (output_call): Rewrite adding long TARGET_64BIT call, improved delay
+ slot usage and exposure, various new call variants, and shortened
+ sequences for some variants on TARGET_PA_20.
+ Miscellaneous format changes.
+ * pa.h (total_code_bytes): Change type to long.
+ (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_LONG_ABS_CALL,
+ TARGET_LONG_PIC_SDIFF_CALL, TARGET_LONG_PIC_PCREL_CALL): Define.
+ (TARGET_SWITCHES): Add "-mlong-calls" and "-mno-long-calls" options.
+ (EXTRA_CONSTRAINT, GO_IF_LEGITIMATE_ADDRESS,
+ LEGITIMIZE_RELOAD_ADDRESS): Don't use long floating point loads and
+ stores on TARGET_ELF32.
+ *pa.md (define_delay): Allow insns in delay on TARGET_PORTABLE_RUNTIME.
+ (unnamed patterns for mulsi3, divsi3, udivsi3, modsi3, umodsi3 and
+ canonicalize_funcptr_for_compare expanders): Calculate attribute length
+ attr_length_millicode_call().
+ (call_internal_symref, call_value_internal_symref): Clobber register 1.
+ Calculate attribute length using attr_length_call().
+ (call_internal_reg_64bit, call_value_internal_reg_64bit): Move gp load
+ to delay slot.
+ (sibcall, sibcall_value): Rewrite.
+ (sibcall_internal_symref, sibcall_value_internal_symref): Clobber
+ register 1. Use attr_length_call().
+ (sibcall_internal_symref_64bit, sibcall_value_internal_symref_64bit):
+ New patterns.
+ (unamed pattern for canonicalize_funcptr_for_compare): Rewrite.
+ * som.h (MEMBER_TYPE_FORCES_BLK): Define.
+ * t-pa64 (TARGET_LIBGCC2_CFLAGS): Add "-mlong-calls".
+ * doc/invoke.texi (mlong-calls): Document.
+
+2002-10-30 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_binary_op_with_conditional_arg): Improve
+ handling of cases where one or both branches of the conditional
+ have void type, i.e. throw an exception or don't return.
+ (fold): Only apply (and undo) type conversion to the non-void
+ branches of a COND_EXPR.
+
+2002-10-30 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/8333
+ * varasm.c (asm_output_aligned_bss): Do not call
+ ASM_GLOBALIZE_LABEL.
+
+2002-10-30 David Edelsohn <edelsohn@gnu.org>
+ Torbjorn Granlund <tege@swox.com>
+
+ * config/rs6000/rs6000.md (load_toc_v4_PIC_1): Use preferred form
+ for addressibility.
+ (load_toc_v4_PIC_1b): Same.
+
+2002-10-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_eightbit_constant_address_p):
+ Truncate the addresses for H8/300 using HImode.
+
+Tue Oct 29 23:28:10 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (negdf splitter): Fix construction of the constant.
+
+Tue Oct 29 20:47:06 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (negsf, negdf): Reorganize to use vector modes
+ for SSE variants.
+ (abssf, absdf): Use force_reg.
+ (movv4sf, movv2df): New splitters.
+ * i386.h (PREDICATE_CODES): add zero_extended_scalar_load_operand
+ * i386.c (zero_extended_scalar_load_operand
+
+ * i386-protos.h (ix86_expand_call): Update prototype.
+ * i386.c (ix86_function_ok_for_sibcall): Handle 64bit
+ (ix86_expand_call): Use r11 for indirect sibcalls.
+ * i386.md (call, call_value, untyped_call, call_value_pop):
+ update x86_expand_call call.
+ (sibcall, sibcall_value): new patterns
+ (call_rex64, call_value_rex64): Do not accept sibcalls.
+ (sibcall_rex64, sibcall_value_rex64,
+ sibcall_rex64_v, sibcall_value_rex64_v): New.
+
+Tue Oct 29 15:37:39 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Reorganize way reg_scan is called
+ before final pass.
+
+2002-10-29 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * toplev.c (rest_of_type_compilation): Return early in case of
+ errors.
+ (check_global_declarations): Don't call debug_hooks->global_decl
+ in case of errors.
+
+2002-10-28 Andreas Bauer <baueran@in.tum.de>
+
+ * doc/c-tree.texi (Tree overview): Fix typos.
+
+2002-10-29 Phil Edwards <pme@gcc.gnu.org>
+
+ * Makefile.in (gnucompare*): Only record bad comparisons
+ if there really was a bad comparison.
+
+Tue Oct 29 19:32:16 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'H'
+ * i386.md (movsf*, movdf*): Use 'C' instead of 'H'
+ * md.texi (machine dependent constraints): Document 'C'
+
+ * simplify-rtx.c (simplify_subreg): Fix const_int->vector subregging.
+
+ * i386.c (ix86_expand_vector_move): Fix.
+
+ * i386.c (ix86_expand_builtin): Use sse2_maskmovdqu_rex64.
+ * i386.md (sse2_maskmovdqu_rex64): New pattern
+
+ PR target/8322
+ * xmmintrin.h (_mm_stream_pi, _mm_stream_pd): Fix cast.
+ (ix86_init_mmx_sse_builtins): Fix type.
+
+2002-10-29 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * gthr-posix.h: Include <unistd.h> for feature tests.
+ (sched_get_priority_max, sched_get_priority_min)
+ (pthread_getschedparam, pthread_setschedparam): Only use
+ if _POSIX_THREAD_PRIORITY_SCHEDULING is defined.
+ (__gthread_objc_thread_set_priority): Don't treat all nonzero
+ returns from sched_get_priority_max and sched_get_priority_min
+ as an error.
+
+2002-10-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (TARGET_DEFAULT): Make it
+ MASK_QUICKCALL.
+
+2002-10-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_eightbit_constant_address_p): New.
+ (h8300_tiny_constant_address_p): Likewise.
+ * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Use
+ h8300_eightbit_constant_address_p.
+ (TINY_CONSTANT_ADDRESS_P): Use h8300_tiny_constant_address_p.
+ * config/h8300/h8300-protos.h: Add the prototypes for the two
+ new functions.
+
+2002-10-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reload1.c (update_eliminables): Unconditionally check if
+ frame_pointer_needed has changed.
+
+Tue Oct 29 15:37:39 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Reorganize way reg_scan is called
+ before final pass.
+
+2002-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR optimization/8334
+ * expr.c (expand_expr) [PLUS]: Don't use simplify_binary_operation;
+ check for zero operands explicitly.
+
+2002-10-29 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (extv, extzv, insv): Set size of referenced
+ memory after adjusting to BLKmode.
+
+2002-10-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (MASK_*): New.
+ (TARGET_*): Use MASK_*.
+
+2002-10-28 Zack Weinberg <zack@codesourcery.com>
+
+ * config.gcc (*-*-vxworks, powerpc-wrs-vxworks*): New stanzas.
+ * config/t-vxworks, config/vxworks.h, config/rs6000/t-vxworks,
+ config/rs6000/vxworks.h: New files.
+ * config/rs6000/sysv4.h: Rip out -mvxworks and all related code.
+
+ * config.gcc (alpha*-*-vxworks*, arm-*-vxworks*,
+ i?86-wrs-vxworks*, i960-wrs-vxworks* [all],
+ m68k-wrs-vxworks*, mips-wrs-vxworks, powerpc-wrs-vxworks*,
+ powerpcle-wrs-vxworks*, sparc*-wrs-vxworks* [all],
+ sparc-*-vxsim*): Delete stanzas.
+ * gthr-vxworks.h: Rip out all substantive code and just
+ include gthr-single.h.
+
+ * config/alpha/vxworks.h, config/arm/vxarm.h,
+ config/i386/vxi386.h, config/i960/t-vxworks960,
+ config/i960/vx960-coff.h, config/i960/vx960.h,
+ config/m68k/t-vxworks68, config/m68k/vxm68k.h,
+ config/mips/vxworks.h, config/rs6000/vxppc.h,
+ config/sparc/t-vxsparc, config/sparc/t-vxsparc64,
+ config/sparc/vxsim.h, config/sparc/vxsparc.h,
+ config/sparc/vxsparc64.h: Delete files.
+
+2002-10-28 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (*-*-netbsd*): Add NETBSD_ENABLE_PTHREADS to
+ tm_defines if pthreads are enabled.
+ * config/netbsd.h (LIB_SPEC): Only support the -pthread option
+ if NETBSD_ENABLE_PTHREADS is defined.
+
+2002-10-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ChangeLog.1: Fix typos.
+ * cse.c: Fix a comment typo.
+ * reload1.c: Likewise.
+
+2002-10-27 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * fixinc/inclhack.def (libc1_G_va_list): Correct test_text.
+ * fixinc/tests/base/_G_config.h: New file.
+
+2002-10-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * combine.c: Fix comment formatting.
+ * loop.c: Likewise.
+ * real.c: Likewise.
+ * regclass.c: Likewise.
+ * regmove.c: Likewise.
+ * regrename.c: Likewise.
+ * reg-stack.c: Likewise.
+ * reload1.c: Likewise.
+ * reload.c: Likewise.
+ * reload.h: Likewise.
+ * unroll.c: Likewise.
+
+2002-10-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reload1.c (reload): Fix a comment typo.
+
+Sun Oct 27 10:15:24 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * linux64.h (DEFAULT_PCC_STRUCT_RETURN): Define.
+
+2002-10-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (dwarf2out.o): Add dependendcy on hashtab.h.
+ * dwarf2out.c: Include hashtab.h.
+ (is_main_source): New static variable.
+ (attr_checksum, die_checksum): Modified to handle die references.
+ (same_loc_p, same_dw_val_p, same_attr_p, same_die_p, same_die_p_wrap,
+ unmark_all_dies, htab_cu_hash, htab_cu_eq, htab_cu_del, check_duplicate_cu,
+ record_comdat_symbol_number): New static functions.
+ (output_comp_unit, compute_section_prefix, is_type_die, break_out_includes,
+ mark_dies, unmark_dies, dwarf2out_start_source_file): Modified.
+ * toplev.c (rest_of_decl_compilation): Call of dwarf2out_decl for type
+ declarations added.
+
+2002-10-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (initial_offset): Change to
+ h8300_initial_elimination_offset.
+ * config/h8300/h8300.h (INITIAL_ELIMINATION_OFFSET): Use
+ h8300_initial_elimination_offset.
+ * config/h8300/h8300-protos.h: Update the prototype.
+
+2002-10-26 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.h (LIBCALL_VALUE): Use
+ MMIX_RETURN_VALUE_REGNUM, not MMIX_OUTGOING_RETURN_VALUE_REGNUM.
+ (FUNCTION_VALUE_REGNO_P): Similar, but move code to...
+ * config/mmix/mmix.c (mmix_function_value_regno_p): New.
+ * config/mmix/mmix-protos.h: Remove needless ifdefs on TREE_CODE
+ and RTX_CODE.
+ (mmix_function_value_regno_p): Declare.
+
+ * config/mmix/mmix.md ("fixuns_truncdfdi2"): Replace unsigned_fix,
+ invalid for floating point mode result, with fix.
+
+Fri Oct 25 00:04:21 2002 Alexandre Oliva <aoliva@redhat.com>
+
+ * Makefile.in (GCC_FOR_TARGET): Add -L$(objdir)/../ld.
+ (STAGE2_FLAGS_TO_PASS): Pass GCC_FOR_TARGET.
+ (stage1_build): Likewise.
+
+2002-10-25 Mike Stump <mrs@apple.com>
+
+ Fixes gcc.dg/warn-1.c.
+ * c-typeck.c (warn_for_assignment): Don't print argument number,
+ if zero.
+
+Sat Oct 26 01:44:46 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (dump_file_index): Add DFI_ce3.
+ (dump_file_info): Likewise.
+ (rest_of_compilation): Run first ifcvt pass before tracer.
+
+2002-10-25 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (BITS_BIG_ENDIAN): Remove.
+
+2002-10-25 Richard Henderson <rth@redhat.com>
+
+ * real.c (real_to_decimal): If the >1 tens reduction loop results
+ in a negative exponent, fall into the <1 pten computation.
+
+2002-10-25 Zack Weinberg <zack@codesourcery.com>
+
+ PR middle-end/6994
+ * c-objc-common.c (inline_forbidden_p): Can not inline
+ functions containing structures or unions containing VLAs.
+ * tree-inline.c (walk_tree): For all class 't' nodes, walk
+ TYPE_SIZE and TYPE_SIZE_UNIT.
+ (copy_tree_r): Copy types if they are variably modified.
+
+2002-10-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md: Remove old-style peepholes.
+
+2002-10-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_decompose_address): Do not range check the
+ displacement if base or index is the argument pointer register.
+
+2002-10-24 Hans-Peter Nilsson <hp@bitrange.com>
+
+ PR other/3337
+ PR bootstrap/6763
+ PR bootstrap/8122
+ * fixinc/inclhack.def (libc1_G_va_list): New fix.
+ * fixinc/fixincl.x: Regenerate.
+ * config/i386/linux.h: Move MD_FALLBACK_FRAME_STATE_FOR inside
+ ifndef IN_LIBGCC2. Wrap it together with signal.h and
+ sys/ucontext.h inclusion in ifndef USE_GNULIBC_1.
+ * configure.in (gcc_AC_CHECK_DECLS): Check vasprintf too.
+ * config.in, configure: Regenerate.
+
+2002-10-24 Igor Shevlyakov <igor@microunity.com>
+
+ * varasm.c (struct rtx_const): Array size 16 for V16QImode.
+
+2002-10-24 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (x86_output_mi_thunk): Fix x86_64 pic jump.
+
+2002-10-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (initial_offset): Simplify by using
+ round_frame_size.
+
+2002-10-24 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * doc/install.texi (avr): Update required binutils version.
+
+2002-10-24 Theodore A. Roth <troth@openavr.org>
+
+ * doc/install.texi: Point avr users at more up-to-date information.
+
+2002-10-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md (movdi, movsi, movhi, movqi): Add peepholes2
+ to pull operands out of the literal pool where possible.
+
+2002-10-24 Denis Chertykov <denisc@overta.ru>
+
+ * config/avr/avr.c (init_cumulative_args): Test fntype for zero.
+
+2002-10-24 Steve Ellcey <sje@cup.hp.com>
+
+ * expr.c (convert_move): If unsignedp is less then zero there
+ is no equivalent code.
+
+2002-10-24 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.def: Delete mention of nonexistent ARRAY_TYPE fields.
+
+2002-10-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h: Rework comments; re-sort target macro definitions
+ according to the sequence they are defined in the manual.
+ (POINTER_BOUNDARY): Remove.
+
+2002-10-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (round_frame_size): Replace 8 with
+ BITS_PER_UNIT.
+
+2002-10-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Make it
+ 64-bit safe.
+ (TINY_CONSTANT_ADDRESS_P): Likewise.
+
+2002-10-24 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): True.
+ (ia64_output_mi_thunk): Rewrite to use rtl, and to handle the
+ vcall offset.
+
+2002-10-24 Richard Henderson <rth@redhat.com>
+
+ PR opt/7944
+ * reload.c (find_reloads_toplev): Mode of X is not important
+ when simplifying subregs of constants.
+
+2002-10-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Add
+ MIPS_MARCH_CONTROLS_SOFT_FLOAT=1 to $tm_defines.
+ * config/mips/mips.c (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Default to 0.
+ (override_options): Base default setting of MASK_SOFT_FLOAT on -march
+ if MIPS_MARCH_CONTROLS_SOFT_FLOAT.
+
+2002-10-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * optabs.c (expand_binop): Don't reuse the shift target in the
+ middle of shift sequences.
+
+Wed Oct 23 22:48:44 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (abs splitters): Do not produce nested subregs.
+
+Wed Oct 23 12:42:32 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (movti_rex64): Fix constraints.
+
+Wed Oct 23 12:01:21 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (abssf,absdf): Use vector operands for SSE
+ (abssf2_ifs, absdf2_ifs, absdf2_ifs_rex64 and splitters): Update for
+ vector operand.
+
+2002-10-23 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (get_static_reference): Remove unneeded
+ TYPE_BINFO initialization.
+ (get_object-reference): Likewise.
+ (build_constructor): Tighten precondition check.
+ (finish_message_expr): Likewise.
+
+2002-10-23 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (local_symbolic_operand): Move LABEL_REF test
+ after CONST test.
+
+2002-10-23 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (hfa_element_mode): Don't allow 128 bit floats
+ in HFAs.
+
+2002-10-23 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): True.
+ (alpha_output_mi_thunk_osf): Handle vcall_offset.
+
+2002-10-23 Zack Weinberg <zack@codesourcery.com>
+
+ * langhooks.h (struct lang_hooks_for_tree_inlining): Add
+ var_mod_type_p.
+ * langhooks-def.h: Default for tree_inlining.var_mod_type_p is
+ hook_tree_bool_false.
+
+ * tree.c (variably_modified_type_p): Moved here from
+ cp/tree.c. Use lang_hooks.tree_inlining.var_mod_type_p for
+ language-specific cases. Due to this, must weaken some 'if
+ and only if' checks to merely 'if'.
+ * tree.h: Prototype variably_modified_type_p.
+
+ * tree-inline.c (walk_tree): #undef WALK_SUBTREE_TAIL at end.
+
+2002-10-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux.h (CC1_SPEC, CC1PLUS_SPEC): Remove.
+ * config/s390/s390.c (optimization_options): Disable -fcaller-saves.
+
+ * config/s390/s390-protos.h (fp_operand): Remove.
+ * config/s390/s390.c (fp_operand): Remove.
+ * config/s390/s390.md ("movdi"): Replace fp_operand by FP_REG_P.
+ ("*movdi_lhi", "*movdi_lli", "*movdi_larl"): Likewise.
+ ("movsi", "*movsi_lhi", "*movsi_lli"): Likewise.
+ (movdi_31, movdf_31 splitters): Likewise.
+
+ * config/s390/s390.h (IEEE_FLOAT): Remove.
+ (TARGET_FLOAT_FORMAT): Define in terms of TARGET_IEEE_FLOAT.
+ (INT_REGNO_P): Rename to ...
+ (GENERAL_REGNO_P): ... this.
+ (FLOAT_REGNO_P): Rename to ...
+ (FP_REGNO_P): ... this.
+ (ADDR_REGNO_P): New macro.
+ (GENERAL_REG_P, ADDR_REG_P, FP_REG_P, CC_REG_P): New macros.
+ (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
+ (DATA_REG_P, FP_REG_P, ADDRESS_REG_P): Likewise.
+ (HARD_REGNO_NREGS): Adapt to macro renaming.
+ (HARD_REGNO_MODE_OK): Likewise.
+
+2002-10-23 David Edelsohn <edelsohn@gnu.org>
+ Geoff Keating <geoffk@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_register_move_cost): New function.
+ (rs6000_memory_move_cost): New function.
+ * config/rs6000/rs6000-protos.h: Declare them.
+ * config/rs6000/rs6000.h: Use them.
+
+2002-10-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * libgcc2.c (__udiv_w_sdiv): Use attribute ((always_inline)) when
+ inlining it into other libgcc2 routines.
+ (__udivmoddi4): Likewise.
+
+2002-10-22 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * doc/sourcebuild.texi (Test Suites): Improve.
+
+2002-10-22 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Add missing
+ case for Darwin.
+
+2002-10-22 Jim Wilson <wilson@redhat.com>
+
+ * config/i386/i386.md (subdi3_1): Add call to ix86_binary_operator_ok.
+
+Wed Oct 23 01:52:36 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ PR other/8289
+ * xmmintrin.h: Add const to the argument of loads.
+
+ * i386.md (pushv2di): New pattern.
+ PR target/6890
+ * xmmintrin.h (_MM_TRANSPOSE4_PS): New.
+
+2002-10-22 Richard Henderson <rth@redhat.com>
+
+ * target.h (gcc_target.asm_out): Merge output_mi_thunk and
+ output_mi_vcall_thunk into a single hook. Add can_output_mi_thunk.
+ * target-def.h (TARGET_ASM_OUTPUT_MI_THUNK): Don't conditionalize.
+ (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Remove.
+ (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
+ (TARGET_ASM_OUT): Update.
+ * hooks.c (hook_bool_tree_hwi_hwi_tree_false): New.
+ (hook_bool_tree_hwi_hwi_tree_true): New.
+ (default_can_output_mi_thunk_no_vcall): New.
+ * hooks.h: Declare them.
+ * system.h (ASM_OUTPUT_MI_THUNK): Poison.
+
+ * config/alpha/alpha.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
+ (alpha_output_mi_thunk_osf): Add VCALL_OFFSET parameter.
+ * config/arm/arm.c, config/cris/cris.c, config/frv/frv.c,
+ config/i960/i960.c, config/ia64/ia64.c, config/m68k/m68k.c,
+ config/mmix/mmix.c, config/pa/pa.c, config/sparc/sparc.c,
+ config/stormy16/stormy16.c: Similarly.
+
+ * config/i386/i386.c (x86_output_mi_thunk): Merge vcall_offset code.
+ Handle 64-bit properly. Streamline.
+ (x86_output_mi_vcall_thunk): Remove.
+ (x86_this_parameter): Rename from ia32_this_parameter; handle 64-bit.
+ (x86_can_output_mi_thunk): New.
+ (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Remove.
+ (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
+ (override_options): Don't zap targetm.asm_out.output_mi_vcall_thunk.
+
+ * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Rename from
+ output_mi_thunk; make static; always use function_section.
+ (TARGET_ASM_OUTPUT_MI_THUNK): New.
+ (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
+ (rs6000_ra_ever_killed): Test no_new_pseudos not
+ targetm.asm_out.output_mi_thunk in conjunction with thunks.
+ * config/rs6000/rs6000-protos.h: Update.
+ * config/rs6000/sysv4.h (TARGET_ASM_OUTPUT_MI_THUNK): Remove.
+ * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't call
+ xcoffout_declare_function when using rs6000_output_mi_thunk.
+
+ * config/s390/s390.c (s390_output_mi_thunk): Rename from
+ s390_output_mi_vcall_thunk.
+ (TARGET_ASM_OUTPUT_MI_THUNK): Remove.
+ (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
+
+ * config/vax/vax.c (vax_output_mi_thunk): Static; add vcall_offset.
+ (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
+ * config/vax/vax-protos.h: Update.
+ * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove.
+
+Wed Oct 23 00:33:11 CEST 2002 Jan Hubicka <jh@suse,cz>
+
+ * i386.c (standard_sse_constant_p): Accept vector and integer zeros too.
+ * i386.h (EXTRA_CONSTRAINT): Recognize 'C'
+ * i386.md (movti_internal): Use 'C'
+
+ * xmmintrin.h (_mm_cmplt_epi*): New.
+
+2002-10-22 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*movdi_64"): Fix op_type attribute.
+ ("*movdf_64"): Likewise.
+ ("*lshrdi3_64"): Likewise.
+ ("blockage"): Add length attribute.
+ ("lit"): Likewise.
+
+Tue Oct 22 23:51:34 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md: FIx typo.
+ (sse2_cvtsi2sd, sse2_pslrdq): Fix template.
+ (sse2_umulv2siv2di3): Fix predicate.
+ (sse2_psadbw, ashrv8hi3, ashrv4si3, lshrv8hi3 lshrv4si3,
+ lshrv2di3, ashlv8hi3, ashlv4si3, ashlv2di3): Likewise.
+ * xmmintrin.h (_mm_mul_epu16): Rename to...
+ (_mm_mul_epu32): This one.
+ (_mm_cvtsi32_si128, _mm_cvtsi128_si32): New.
+
+ (contains_128bit_aligned_vector_p): Undo accidental checkin.
+
+2002-10-22 Eric Christopher <echristo@redhat.com>
+
+ * config/sparc/sparc.h: Add #error.
+
+2002-10-22 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config.gcc [s390-*-linux]: Remove s390/t-linux from tmake_file.
+ [s390x-*-linux*]: Likewise.
+ * config/s390/t-linux: Remove.
+ * config/s390/s390.h: Include fixdfdi.h when building libgcc2.
+
+Tue Oct 22 19:07:03 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (builtin_description): Add IX86_BUILTIN_PUNPCKHQDQ128.
+ (ix86_expand_builtin): Fix MASKMOVDQU expasion.
+ * i386.h (ix86_builtins): Add IX86_BUILTIN_PUNPCKHQDQ128.
+ * i386.md (mmx_punpck?dq): Simplify.
+ (sse2_pubpcklqdq): Fix.
+ (sse2_pubpckhqdq): New.
+ * xmmintrin.h (_mm_unpackhi_epi32): New.
+
+ * xmmintrin.h (_mm_cvt*, _mm_stream_pd): Fix prototypes.
+ (_mm_shufflehi_epi16, _mm_shufflelo_epi16): Fix typo.
+
+2002-10-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/7209
+ * fold_const.c (fold_binary_op_with_conditional_arg): Always
+ build compound_expr if we used save_expr.
+
+2002-10-22 Alan Modra <amodra@bigpond.net.au>
+
+ * output.h (SECTION_NOTYPE): Define.
+ * varasm.c (default_section_type_flags_1): Set SECTION_NOTYPE for
+ init array sections.
+ (default_elf_asm_named_section): Mind SECTION_NOTYPE.
+ * config/arm/arm.c (arm_elf_asm_named_section): Likewise. Also
+ merge TLS support.
+
+2002-10-21 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Look at
+ the function type, not the return type.
+
+2002-10-21 Richard Henderson <rth@redhat.com>
+
+ * real.c (sticky_rshift_significand): Return inexact, don't
+ or it in immediately.
+ (sub_significands): Accept incomming carry.
+ (div_significands, rtd_divmod): Update for sub_significands change.
+ (round_for_format): Update for sticky_rshift_significand change.
+ (do_add): Don't involve the inexact bit in addition, do give the
+ inexact bit as the subtraction carry-in.
+ (encode_internal, decode_internal, real_internal_format): New.
+ * real.h (real_internal_format): Declare.
+
+2002-10-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * libgcc2.c: Fix __udiv_w_sdiv breakage on platforms that
+ don't define sdiv_qrnnd.
+
+2002-10-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Simplify
+ using IN_RANGE.
+ (TINY_CONSTANT_ADDRESS_P): Likewise.
+
+Tue Oct 22 00:04:20 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (builtin_description): Add punpcklqdq and movdq2q
+ (ix86_init_mmx_sse_builtins): Add v2di_ftype_void, di_ftype_v2di,
+ v16qi_ftype_pchar, void_ftype_pchar_v16qi, v4si_ftype_pchar,
+ void_ftype_pchar_v4si; Initialize __builtin_ia32_movdq2q,
+ __builtin_ia32_loaddqa, __builtin_ia32_loaddqu, __builtin_ia32_loadd
+ __builtin_ia32_storedqa, __builtin_ia32_storedqu, __builtin_ia32_stored
+ __builtin_ia32_setzero128.
+ (ix86_expand_builtin): Handle IX86_BUILTIN_CLRTI, IX86_BUILTIN_LOADDQA,
+ IX86_BUILTIN_LOADDQU, IX86_BUILTIN_LOADD, IX86_BUILTIN_STOREDQA,
+ IX86_BUILTIN_STOREDQU, IX86_BUILTIN_STORED, Ix86_BUILTIN_MOVQ.
+ * i386.h (ix86_builtins): Add IX86_BUILTIN_LOADDQA, IX86_BUILTIN_LOADDQU,
+ IX86_BUILTIN_STOREDQA, IX86_BUILTIN_STOREDQU, IX86_BUILTIN_LOADD,
+ IX86_BUILTIN_STORED, IX86_BUILTIN_CLRTI, IX86_BUILTIN_MOVDQ2Q,
+ IX86_BUILTIN_PUNPCKLQDQ128, Ix86_BUILTIN_MOVQ.
+ * i386.md (sse2_punpcklqdq, sse2_movqsse2_loadd, sse2_stored,
+ sse2_movq): New patterns.
+ (sse2_movdqa, sse2_movdqu, sse2_movdq2q): Fix.
+ * xmmintrin.h (_mm_load_si128, _mm_loadu_si128, _mm_loadl_epi64,
+ _mm_store_si128, _mm_storeu_si128, _mm_storel_epi64,
+ _mm_setzero_si128, _mm_set_epi64, _mm_set_epi32, _mm_set_epi16,
+ _mm_set_epi8, _mm_set1_epi64, _mm_set1_epi32, _mm_set1_epi16,
+ _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
+ _mm_setr_epi8, _mm_unpacklo_epi64,_mm_set_moveq): New functions.
+ (_mm_insert_epi16): Fix.
+
+2002-10-21 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_reverse_condition): Handle
+ unsafe math reversals correctly for RTL generation.
+ (output_cbranch): Replace rs6000_reverse_condition call
+ by its former definition.
+
+2002-10-21 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (x86_64_sign_extended_value): Add allow_rip
+ argument. In CM_SMALL_PIC model consider SYMBOL_REFs binding locally or
+ from constant pool or LABEL_REFs as sign extended if allow_rip.
+ Change all +-1GB limits to +-16MB.
+ (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,
+ legitimate_address_p, ix86_expand_int_movcc): Update callers.
+ (local_symbolic_operand): Don't allow offsets bigger than +-16MB
+ in CM_SMALL_PIC model.
+ (legitimate_pic_address_disp_p): Don't check offsets before
+ calling local_symbolic_operand.
+ (legitimize_pic_address): Force offsets bigger than +-16MB into
+ register.
+ * config/i386/i386.h (EXTRA_CONSTRAINT, CONST_COSTS): Likewise.
+ * config/i386/i386-protos.h (x86_64_sign_extended_value): Update
+ prototype.
+
+ * configure.in: Test for @GOTNTPOFF and @INDNTPOFF on IA-32 too.
+ Add x86-64 test. Set tls_first_minor to 14 on IA-32 and x86-64.
+ * configure: Rebuilt.
+ * config/i386/i386.c (x86_64_sign_extended_value): Don't allow TLS
+ SYMBOL_REFs unless enclosed in UNSPEC. Handle UNSPEC_DTPOFF,
+ UNSPEC_GOTNTPOFF and UNSPEC_NTPOFF.
+ (legitimate_address_p): Allow foo@dtpoff(base) even on TARGET_64BIT
+ -fpic.
+ (ix86_encode_section_info): Don't ever generate TLSGD or TLSLD for
+ non-pic code if TARGET_64BIT.
+ (legitimize_address): Generate 64-bit TLS sequences.
+ (output_pic_addr_const): Support x86-64 TLS operators.
+ (i386_output_dwarf_dtprel): Output 64-bit DTPOFF as .long f@DTPOFF, 0.
+ (print_operand_address): Use %fs instead of %gs on TARGET_64BIT.
+ Don't append (%rip) in 64-bit TLSGD and TLSLD sequences.
+ (output_addr_const_extra): Support x86-64 TLS operators.
+ (maybe_get_pool_constant): Handle TARGET_64BIT -fpic.
+ (ix86_tls_get_addr): Use __tls_get_addr on TARGET_64BIT
+ unconditionally.
+ * config/i386/i386.md (*tls_global_dynamic_gnu): Renamed to...
+ (*tls_global_dynamic_32_gnu): ..., add !TARGET_64BIT.
+ (*tls_global_dynamic_sun): Renamed to...
+ (*tls_global_dynamic_32_sun): ..., add !TARGET_64BIT.
+ (tls_global_dynamic): Renamed to...
+ (tls_global_dynamic_32): ... this.
+ (tls_global_dynamic_64, *tls_global_dynamic_64): New.
+ (*tls_local_dynamic_base_dynamic_gnu): Renamed to...
+ (*tls_local_dynamic_base_dynamic_32_gnu): ..., add !TARGET_64BIT.
+ (*tls_local_dynamic_base_dynamic_sun): Renamed to...
+ (*tls_local_dynamic_base_dynamic_32_sun): ..., add !TARGET_64BIT.
+ (tls_local_dynamic_base_dynamic): Renamed to...
+ (tls_local_dynamic_base_dynamic_32): ... this.
+ (tls_local_dynamic_base_dynamic_64,
+ *tls_local_dynamic_base_dynamic_64): New.
+ (*tls_local_dynamic_once): Renamed to...
+ (*tls_local_dynamic_32_once): ... this.
+
+2002-10-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * libgcc2.c: Inline __udiv_w_sdiv when compiling __udivdi3,
+ __divdi3, __umoddi3, or __moddi3.
+
+2002-10-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * c-opts.c (missing_arg): Use cl_options[opt_index].opt_code
+ instead of just opt_index as switch expression.
+
+ * calls.c (store_one_arg): Change type of 'excess_align'
+ to unsigned int.
+
+ * profile.c (output_gcov_string): Change type of 'temp'
+ to size_t.
+
+2002-10-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/fixdfdi.h (__fixunsdfdi, __fixdfdi): Add prototypes.
+ (__fixunssfdi, __fixsfdi): Likewise.
+ * config/s390/s390.c (s390_single_hi): Initialize 'value'.
+ (s390_single_qi): Likewise.
+ (s390_emit_epilogue): Initialize 'offset'. Remove signed vs.
+ unsigned comparison warning.
+ (s390_return_addr_rtx): New function.
+ * config/s390/s390-protos.h (s390_return_addr_rtx): Declare it.
+ * config/s390/s390.h (RETURN_ADDR_RTX): Use it.
+ (HARD_REGNO_MODE_OK): Rewrite condition to silence warnings.
+
+2002-10-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_output_mi_vcall_thunk): New function.
+ (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Define target hook.
+ (s390_output_mi_thunk): Remove.
+ (TARGET_ASM_OUTPUT_MI_THUNK): Remove.
+
+2002-10-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (N_REG_CLASSES): Parenthesize.
+
+2002-10-20 Zack Weinberg <zack@codesourcery.com>
+
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix an
+ inverted test in the conditional determining the possibility
+ of sibcalls in PIC mode.
+
+2002-10-20 Richard Henderson <rth@redhat.com>
+
+ * target.h (struct gcc_target): Line wrap.
+
+ * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Static.
+ (TARGET_ASM_OUTPUT_MI_THUNK): Define here...
+ * config/alpha/alpha.h: ... not here.
+ * config/alpha/alpha-protos.h: Update.
+
+ * config/arm/arm.c, config/arm/arm.h, config/arm/arm-protos.h
+ config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
+ config/frv/frv-protos.h, config/frv/frv.c, config/frv/frv.h,
+ config/i386/i386-protos.h, config/i386/i386.c, config/i386/openbsd.h,
+ config/i386/unix.h, config/i960/i960-protos.h, config/i960/i960.c,
+ config/i960/i960.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
+ config/ia64/ia64.h, config/m68k/linux.h, config/m68k/m68k-protos.h,
+ config/m68k/m68k.c, config/m68k/netbsd-elf.h, config/m68k/openbsd.h,
+ config/mmix/mmix-protos.h, config/mmix/mmix.c, config/mmix/mmix.h,
+ config/pa/pa-protos.h, config/pa/pa.c, config/pa/pa.h,
+ config/s390/s390-protos.h, config/s390/s390.c, config/s390/s390.h,
+ config/sparc/openbsd.h, config/sparc/sparc-protos.h,
+ config/sparc/sparc.c, config/sparc/sparc.h,
+ config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
+ config/stormy16/stormy16.h: Similarly.
+
+ * config/m68k/m68k.c (m68k_output_mi_thunk): Replicate mnemonic
+ selection logic from call patterns.
+
+2002-10-20 Mark Mitchell <mark@codesourcery.com>
+
+ * config/m68k/m68k.c (m68k_output_mi_thunk): Fix typo.
+
+2002-10-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR other/8202
+ * i386.c (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Define and
+ expand __builtin_ia32_pslldqi128 and __builtin_ia32_psrldqi128.
+ * i386.h (IX86_BUILTIN_PSLLDQI128, IX86_BUILTIN_PSRLDQI128): New.
+ * xmmintrin.h (_mm_srli_si128, _mm_slli_si128): New.
+
+2002-10-20 Roger Sayle <roger@eyesopen.com>
+
+ PR c/761
+ * toplev.c (flag_unsafe_profile_arcs): Remove.
+ (flag_bounded_pointers): Remove.
+ (flag_bounds_check): Correct comments.
+ (lang_independent_options): Remove -funsafe-profile-arcs and
+ -fbounded-pointers. Correct -fbounds-check comments.
+
+ * flags.h: Correct flag_schedule_interblock comments.
+ (flag_bounded_pointers): Remove prototype.
+ (flag_bounds_check): Correct comments.
+
+ * c-opts.c (c_common_init_options): No need to mark
+ flag_bounds_check as unspecified.
+ (c_common_post_options): And no need to set it from
+ flag_bounded_pointers if its still unspecified.
+
+ * doc/invoke.texi: Fix some overfull hboxes in "make dvi".
+ Document --version, -feliminate-dwarf-2-dups, -fno-sched-interblock,
+ -fno-sched-spec, -fsched-spec-load, -fsched-spec-load-dangerous,
+ -fsched-verbose=n, -fno-branch-count-reg and -fbounds-check.
+
+Sat Oct 19 22:02:28 2002 Alexandre Oliva <aoliva@redhat.com>
+ Angela Marie Thomas <angela@releasedominatrix.com>
+ Brendan Kehoe <brendan@zen.org>
+ Nick Clifton <nickc@redhat.com>
+ Andrew Haley <aph@redhat.com>
+
+ * configure.in (--with-sysroot): New. Don't inhibit libc if
+ given. AC_SUBST TARGET_SYSTEM_ROOT, TARGET_SYSTEM_ROOT_DEFINE
+ and CROSS_SYSTEM_HEADER_DIR.
+ * configure: Rebuilt.
+ * Makefile.in (CROSS_SYSTEM_HEADER_DIR): Set in configure.
+ (TARGET_SYSTEM_ROOT): New.
+ (DRIVER_DEFINES): Define CROSS_INCLUDE_DIR from
+ CROSS_SYSTEM_HEADER_DIR.
+ (install-gcc-tooldir): New target.
+ (stmp-fixinc): Do not create $(libsubdir), but rather bail out
+ if SYSTEM_HEADER_DIR does not exist and it's not the default
+ sys-include directory.
+ (deduced.h, stmp-fixproto): Quote SYSTEM_HEADER_DIR properly.
+ (install-mkheaders): Likewise.
+ * gcc.c (target_system_root): New variable.
+ (add_sysrooted_prefix): New function.
+ (process_command): Recompute run-time target_system_root from
+ gcc_exec_prefix, keeping it unchanged if the relocated sysroot
+ does not exist.
+ (do_spec_1): Process 'R' spec.
+ (main): Add md_exec_prefix to exec_prefixes regardless of
+ startfile_prefix_spec. Use add_sysrooted_prefix for
+ startfile_prefixes, and don't skip the default ones when cross
+ compiling with sysroot enabled. Removed unused case of
+ non-absolute standard_startfile_prefix.
+ * config/interix.h: Remove the only potential, yet disabled,
+ occurrence of non-absolute (empty) standard_startfile_prefix.
+ * config/sh/linux.h (LIB_SPEC): Add -rpath-link in non-static
+ linking.
+ * config/mips/linux.h (LIB_SPEC): Define as in sh/linux.h.
+ * doc/install.texi (--with-sysroot): Document.
+ (--with-headers, --with-libs): Deprecate.
+
+2002-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+ Mark Mitchell <mark@codesourcery.com>
+
+ * alpha-protos.h (alpha_output_mi_thunk_osf): Update signature to
+ match target.h.
+ * arm-protos.h, arm.c (arm_output_mi_thunk): Likewise.
+ * cris-protos.h, cris.c (cris_asm_output_mi_thunk): Likewise.
+ * frv-protos.h, frv.c (frv_asm_output_mi_thunk): Likewise.
+ * i386-protos.h, i386.c (x86_output_mi_vcall_thunk,
+ x86_output_mi_thunk): Likewise.
+ * i960-protos.h, i960.c (i960_output_mi_thunk): Likewise.
+ * ia64-protos.h, ia64.c (ia64_output_mi_thunk): Likewise.
+ * m68k-protos.h, m68k.c (m68k_output_mi_thunk): Likewise.
+ * mmix-protos.h, mmix.c (mmix_asm_output_mi_thunk): Likewise.
+ * rs6000-protos.h, rs6000.c (output_mi_thunk): Likewise.
+ * s390-protos.h, s390.c (s390_output_mi_thunk): Likewise.
+ * stormy16-protos.h, stormy16.c (xstormy16_asm_output_mi_thunk):
+ Likewise.
+ * vax-protos.h, vax.c (vax_output_mi_thunk): Likewise.
+
+ * target.h (gcc_target): Update output_mi_thunk and
+ output_mi_vcall_thunk to take a HOST_WIDE_INT delta and
+ vcall_index.
+
+ * config/alpha/alpha.c: Replace ASM_OUTPUT_MI_THUNK with
+ TARGET_ASM_OUTPUT_MI_THUNK in comments.
+ * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): Don't #undef it.
+ (TARGET_ASM_OUTPUT_MI_THUNK): #undef it.
+ * config/frv/frv.h (DEFAULT_VTABLE_THUNKS): Remove definition.
+ * config/i386/i386-protos.h (x86_output_mi_vcall_thunk): Update
+ signature.
+ * config/i386/i386.c (x86_output_mi_vcall_thunk): Likewise.
+ * config/i386/openbsd.h: Replace ASM_OUTPUT_MI_THUNK with
+ TARGET_ASM_OUTPUT_MI_THUNK in comments.
+ * config/i960/i960.h (ASM_OUTPUT_MI_THUNK): Don't define.
+ (TARGET_ASM_OUTPUT_MI_THUNK): Do define.
+ * config/m68k/openbsd.h: Replace ASM_OUTPUT_MI_THUNK with
+ TARGET_ASM_OUTPUT_MI_THUNK in comments.
+ * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Remove #ifdef
+ ASM_OUTPUT_MI_THUNK and replace with check of targetm.
+
+ * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Update signature.
+ (TARGET_ASM_OUTPU_MI_VCALL_THUNK): Likewise.
+
+2002-10-19 Brad Lucier <lucier@math.purdue.edu>
+
+ * real.c (do_add): Fix 0+0 sign corner case.
+ (do_divide): Fix Inf/0 corner case.
+
+Sun Oct 20 00:31:31 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (classify_argument): Pass MMX arguments in memory
+ (ix86_expand_builtin): Expand proper address mode for cflush.
+ * i386.md (movdqa): Fix typo.
+ (sse2_cflush): Accept DImode addresses.
+
+ * xmmintrin.h (_mm_sqrt_sd): Accept two arguments.
+ (_mm_max_sd): Fix pasto.
+ (_mm_storeh_pd, _mm_storel_pd): Fix.
+
+ * i386.c (bdesc_comi): Fix to match specification.
+ (ix86_expand_sse_comi): Emit the comparison properly.
+ * i386.md (sse_comi, sse2_comi, sse_ucomi, sse2_ucomi):
+ Do not use comparison operator.
+ (vnmaskcmp): Fix template.
+
+ * xmmintrin.h (_mm_cvtps_pi16): Fix.
+
+2002-10-19 Sebastian Pop <s.pop@laposte.net>
+
+ * dependence.c : Removed.
+ * Makefile.in : Remove dependence.o.
+
+Sat Oct 19 10:46:52 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * mmintrin.h (__m64): typedef it to v2si.
+ (_mm_cvtsi32_si64, _mm_cvtsi32_si64_mm_sll_pi16,
+ _mm_sll_pi32, _mm_sll_pi64, _mm_slli_pi64, _mm_sra_pi16,
+ _mm_sra_pi32, _mm_srl_pi16, _mm_srl_pi32, _mm_srl_pi64,
+ _mm_srli_pi64, _mm_and_si64, _mm_andnot_si64,
+ _mm_or_si64, _mm_xor_si64): Add neccesary casts.
+ * xmmintrin.h (_mm_setzero_si64): Likewise.
+
+ * i386.h (ALIGN_MODE_128): Update comment; add missing modes
+ (SSE_REG_MODE_P, MMX_REG_MODE_P): New macros.
+
+ PR target/7693
+ Patch by Shawn Wagner
+ * mmintrin.h: Replace pi64 by si64.
+
+2002-10-18 David Edelsohn <edelsohn@gnu.org>
+
+ * rs6000.md (movdf_hardfloat32): Order alternatives consistently.
+ Use length of 4 not *.
+ (movdf_hardfloat64): Same. Support DFmode moves to/from CTR/LR.
+ (movdf_softfloat64): Likewise.
+ (movdi_internal32): Use length of 4 not *.
+ (movti_power): Same.
+ (ctrsi, ctrdi): Same.
+
+2002-10-18 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (start_decl): Point users of the old initialized-
+ typedef extension at __typeof__.
+
+2002-10-18 Richard Henderson <rth@redhat.com>
+
+ * real.c (cmp_significand_0, rtd_divmod, ten_to_mptwo): New.
+ (real_to_decimal): Re-implement using the logic from the
+ gcc 3.2 etoasc. Comment heavily.
+ (div_significands): Simplify loop startup and comparison logic.
+
+2002-10-18 Mark Mitchell <mark@codesourcery.com>
+
+ * target-def.h (TARGET_ASM_OUTPUT_MI_THUNK): Default to NULL.
+ (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Likewise.
+ (TARGET_ASM_OUT): Add them.
+ * target.h (asm_out): Add output_mi_thunk and
+ output_mi_vcall_thunk.
+ * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/arm/arm-protos.h (arm_output_mi_thunk): Declare.
+ * config/arm/arm.c (arm_output_mi_thunk): Define.
+ * config/arm/arm.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/cris/cris.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/frv/frv.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/i386/i386-protos.h (x86_output_mi_thunk): Adjust
+ prototype.
+ (x86_output_mi_vcall_thunk): Declare.
+ * config/i386/i386.c (override_options): Clear
+ output_mi_vcall_thunk in 64-bit mode.
+ (ix86_fntype_regparm): New function.
+ (ix86_return_pops_args): Use it.
+ (ia32_this_parameter): New function.
+ (x86_output_mi_vcall_thunk): New function.
+ (x86_output_mi_thunk): Use it
+ * config/i386/unix.h (TARGET_ASM_OUTPUT_MI_THUNK): Adjust.
+ (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Define.
+ * config/i960/i960-protos.h (i960_output_mi_thunk): Declare.
+ * config/i960/i960.c (i960_output_mi_thunk): New function.
+ * config/i960/i960.h (ASM_OUTPUT_MI_THUNK): Adjust.
+ * config/ia64/ia64-protos.h (ia64_output_mi_thunk): Declare.
+ * config/ia64/ia64.c (ia64_output_mi_thunk): Define.
+ * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/m68k/m68k-protos.h (m68k_output_mi_thunk): New function.
+ * config/m68k/linux.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/m68k/netbsd-elf.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/mmix/mmix.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/pa/pa.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/rs6000/sysv4.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/s390/s390-protos.h (s390_output_mi_thunk): Declare.
+ * config/s390/s390.c (s390_output_mi_thunk): Define.
+ * config/s390/s390.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * config/vax/vax-protos.h (vax_output_mi_thunk): Declare.
+ * config/vax/vax.c (vax_output_mi_thunk): Define.
+ * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Rename to ...
+ (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
+ * doc/tm.texi: Adjust documentation.
+
+2002-10-18 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Define
+ __enable_execute_stack function.
+ * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Define
+ as NETBSD_ENABLE_EXECUTE_STACK.
+ * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
+ * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
+ * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
+ * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
+ * config/sparc/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
+
+2002-10-18 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/i386/i386.c (x86_initialize_trampoline): Emit a call
+ to __enable_execute_stack with the address of the trampoline
+ if TRANSFER_FROM_TRAMPOLINE is defined.
+ * config/i386/i386.h (TARGET_64BIT): Expand to a compile-time
+ constant if building libgcc2.
+
+Thu Oct 17 17:40:05 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (pentium4_cost): Fix according to Intel recommendations.
+ (ix86_memory_move_cost): Fix for 64bit compilation.
+
+2002-10-17 Roger Sayle <roger@eyesopen.com>
+
+ * doc/c-tree.texi: Update description of COND_EXPR tree nodes.
+
+2002-10-17 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Allow arbitrary modes
+ in CTR/LR/MQ.
+ * config/rs6000/rs6000.md (movcc_internal1): Support CCmode moves
+ to/from CTR/LR/MQ.
+ (movsf_hardfloat): Support SFmode moves to/from CTR/LR/MQ.
+ (movsf_softfloat): Likewise.
+
+2002-10-17 Janis Johnson <janis187@us.ibm.com>
+
+ * Makefile.in (site.exp): Add ALT_CXX_UNDER_TEST and COMPAT_OPTIONS.
+
+2002-10-17 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/alpha/alpha.c (alpha_initialize_trampoline): Use
+ tramp, not addr, to pass the trampoline address to
+ __enable_execute_stack.
+
+Thu Oct 17 18:40:47 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * mmintrin.h: Guard by __MMX__
+ * xmmintrin.h: Guard by __SSE__
+
+ PR other/8062
+ * xmmintrin.h (_MM_SHUFFLE2): New macro.
+ (_mm_load*_?d): New functions.
+ (_mm_set*_?d): New functions.
+ (_mm_store*_?d): New functions.
+
+Wed Oct 16 15:01:29 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ Really commit patch announced at Oct 14
+ PR c/7344
+ * predict.c (can_predict_insn_p): New function.
+ (estimate_probability): Avoid unnecesary work.
+ (process_note_prediction): Likewise.
+ * toplev.c (rest_of_compilation): Account early branch prediction pass
+ as TV_BRANCH_PROB.
+
+ PR other/8048
+ Found by Ian Ollmann
+ * xmmintrin.h (_mm_shuffle_pd): Fix typo.
+ (_mm_load?_pd): Likewise.
+ (_mm_store?_pd): Likewise.
+
+ PR target/7386
+ * i386.c (builtin_description):Drop cmpg[te]s[sd].
+ * xmmintrin.h (__mm_cmpg[te]_s[sd]): Rewrite using
+ swapped alternative.
+
+ PR opt/7630
+ * reload1.c (reload_inner_reg_of_subreg): New argument output;
+ (push_reload): Update call.
+
+2002-10-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * config.gcc (mips*-*-*): Add OBJECT_FORMAT_ELF to $tm_defines
+ if using mips/elf.h or mips/elf64.h.
+ * config/mips/elf.h (OBJECT_FORMAT_ELF): Remove.
+ * config/mips/elf64.h (OBJECT_FORMAT_ELF): Remove.
+
+2002-10-16 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (function_arg): Set inner mode of V1DI to
+ SI.
+
+2002-10-16 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux.h (ASM_DOUBLE, _ASM_OUTPUT_LONG): Remove.
+ (LPREFIX): Likewise.
+ (ASM_COMMENT_START, LOCAL_LABEL_PREFIX, ASM_FORMAT_PRIVATE_NAME,
+ ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
+ ASM_OUTPUT_ALIGN, ASM_OUTPUT_SKIP, ASM_OUTPUT_ALIGNED_BSS,
+ TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
+ GLOBAL_ASM_OP, ASM_OUTPUT_MI_THUNK): Move to s390.h.
+
+ * config/s390/s390.h (ASM_COMMENT_START, LOCAL_LABEL_PREFIX,
+ ASM_FORMAT_PRIVATE_NAME, ASM_OUTPUT_ALIGN, ASM_OUTPUT_SKIP,
+ ASM_OUTPUT_ALIGNED_BSS, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
+ BSS_SECTION_ASM_OP): Move from linux.h.
+ (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
+ Also, use ASM_GENERATE_INTERNAL_LABEL instead of LPREFIX.
+
+ * config/s390/s390.c (s390_function_profiler): Use
+ ASM_GENERATE_INTERNAL_LABEL instead of LPREFIX.
+
+2002-10-15 Eric Christopher <echristo@redhat.com>
+
+ * stor-layout.c (layout_type): Call GET_MODE_BITSIZE once.
+ * java/parse.y (obtain_incomplete_type): Make pointer
+ ptr_mode.
+
+2002-10-15 Richard Henderson <rth@redhat.com>
+
+ * real.c (real_to_decimal): Accept BUF_SIZE and CROP_TRAILING_ZEROS
+ as arguments. Bound DIGITS by the available buffer size.
+ (real_to_hexadecimal): Likewise.
+ * real.h (real_to_decimal, real_to_hexadecimal): Update prototypes.
+ (REAL_VALUE_TO_DECIMAL): Remove.
+ * c-common.c, c-pretty-print.c, print-rtl.c, print-tree.c,
+ sched-vis.c, config/arc/arc.c, config/c4x/c4x.c, config/fr30/fr30.c,
+ config/i370/i370.h, config/i386/i386.c, config/i960/i960.c,
+ config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
+ config/m68k/hp320.h, config/m68k/m68k.h, config/m68k/sun2o4.h,
+ config/m68k/sun3.h, config/mips/mips.c, config/ns32k/ns32k.c,
+ config/pdp11/pdp11.h, config/vax/vax.h: Update all callers to
+ use real_to_decimal directly, and with the proper arguments.
+ * doc/tm.texi (REAL_VALUE_TO_DECIMAL): Remove.
+
+2002-10-15 Jim Wilson <wilson@redhat.com>
+
+ * reload1.c (merge_assigned_reloads): After converting overlapping
+ reloads to RELOAD_OTHER, abort if there are now conflicting reloads.
+
+ * config/i386/i386.md (adddi3_1): Add call to ix86_binary_operator_ok.
+
+Tue Oct 15 22:08:35 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * expr.c (do_tablejump): Fix typo in my previous commit.
+
+2002-10-15 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/vr.h (DRIVER_SELF_SPECS): Change %<mgp32 to %{<mgp32}.
+
+2002-10-15 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_split_branches): Add return
+ value. Add parameters TEMP_REG and TEMP_USED. Use unspec 104.
+
+ (find_base_register_in_addr): New function.
+ (find_base_register_ref): New function.
+ (replace_base_register_ref): New function.
+
+ (struct constant_pool): Add members pool_insn, insns, and anchor.
+ Remove member last_insn.
+ (s390_start_pool): Initialize them.
+ (s390_end_pool): Emit pool placeholder insn.
+ (s390_add_pool_insn): New function.
+ (s390_find_pool): Use insns bitmap instead of addresses.
+ (s390_dump_pool): Replace placeholder insn. Emit anchor.
+ Replace unspec 104 by local-pool-relative references.
+ (s390_output_constant_pool): Output anchor label if required.
+ (s390_output_symbolic_const): Handle unspec 104 and 105.
+ (s390_add_pool): Remove, replace by ...
+ (s390_add_constant, s390_find_constant): ... these new functions.
+ (s390_add_anchor): New function.
+
+ (s390_chunkify_pool): Delete, replace by ...
+ (s390_chunkify_start, s390_chunkify_finish,
+ s390_chunkify_cancel): ... these new functions.
+ (s390_optimize_prolog): Add parameter TEMP_REGNO.
+ Recompute register live data for special registers.
+ (s390_fixup_clobbered_return_reg): New function.
+ (s390_machine_dependent_reorg): Rewrite to use new
+ s390_chunkify_... routines.
+
+ config/s390/s390.md ("reload_base"): Rename to ...
+ ("reload_base_31"): ... this.
+ ("reload_base_64"): New insn.
+ ("reload_base2"): Remove.
+ ("reload_anchor"): New insn.
+ ("pool"): New insn.
+
+ s390.c (s390_pool_overflow): Remove.
+ s390.h (s390_pool_overflow): Likewise.
+ s390.md ("cjump", "icjump", "doloop_si"): Remove s390_pool_overflow.
+
+Tue Oct 15 16:51:04 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (movv8qi_i+2): Don't split if source is -1.
+
+2002-10-15 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/install.texi: Formatting changes for conformance to HTML 4.01.
+
+2002-10-15 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR opt/7409
+ * loop.c (loop_regs_scan): Mark registers used for function
+ argument passing as MAY_NOT_OPTIMIZE.
+
+Mon Oct 14 19:22:19 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * gcov-io.h (gcov_info): Fix type.
+ * profile.c (create_profiler): Fix type mismatch.
+
+Mon Oct 14 20:33:12 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (movv2di_internal): New pattern.
+ (movv2df_internal, movv8hi_internal, movv16qi_internal): Fix predicate.
+ (movv2di): New expander.
+ * i386.c (ix86_preferred_reload_class): Return NO_REGS for vector operands.
+
+ * i386.c (ix86_expand_timode_binop_builtin): Delete.
+ (builtin_description): Add SSE1 logicals; rename SSE2 logicals.
+ (ix86_init_mmx_sse_builtins): Kill SSE1 logicals.
+ (ix86_expand_builtin): Likewise.
+ * i386.h (sse_andti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
+ sse_andti3,
+ sse_andnti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
+ sse_andnti3,
+ sse_orti4_df_1, sse_orti3_df_2, sse_orti3_sf_1, sse_orti3_sf_2,
+ sse_orti3,
+ sse_xorti4_df_1, sse_xorti3_df_2, sse_xorti3_sf_1, sse_xorti3_sf_2,
+ sse_xorti3): Kill.
+ (sse_andv4sf3, sse_andnv4sf3, sse_orv2df3, sse_xorv2df3, sse_andv2df3,
+ sse_andnv2df3, sse_orv2df3, sse_xorv2df3): New expanders.
+ (*sse_andv4sf3, *sse_andnv2df3, *sse_orv4sf3, *sse_xorv4sf3, *sse_andv2df3,
+ *sse_andnv2df3, *sse_orv2df3, *sse_xorv2df3): New patterns.
+ (*sse_andsf3, *sse_andndf3, *sse_ordf3, *sse_xordf3, *sse_anddf3,
+ *sse_andndf3, *sse_orv2df3, *sse_xorv2df3): New patterns.
+
+ * xmmintrin.h (__m128i): Define as __v2di.
+
+ PR c++/6419
+ (expand_expr): Use DECL_RTL_SET_P.
+
+2002-10-14 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c (simplify_set): Treat MODE_CC registers like cc0.
+
+2002-10-14 Roger Sayle <roger@eyesopen.com>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * config/i386/i386.c (k6_cost): Correct typo.
+
+2002-10-14 Mark Mitchell <mark@codesourcery.com>
+
+ PR optimization/6631
+ * alias.c (objects_must_conflict_p): Check honor_readonly when
+ examining TYPE_READONLY.
+ * function.c (assign_stack_temp_for_type): Likewise.
+
+2002-10-14 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
+
+ * config/alpha/alpha.md (extendsidi2_nofix, extendsidi2_fix):
+ Swap zero extension arguments.
+ (umaxhi3): Fix instruction class.
+ PR target/7211
+ (prefetch): Fix prefetch instructions.
+ PR target/7238
+ (pkwb): Fix output constraint.
+
+2002-10-14 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.c (print_operand): Increase buffer size for
+ real numbers.
+
+2002-10-14 Richard Henderson <rth@redhat.com>
+
+ PR opt/8165
+ * gcse.c (adjust_libcall_notes): Revert last change.
+ * simplify-rtx.c (simplify_replace_rtx): Handle LO_SUM.
+
+2002-10-14 Andrew Haley <aph@redhat.com>
+
+ * tree-inline.c (remap_block): All local class initialization
+ flags go in the outermost scope.
+ (expand_call_inline): Call java_inlining_map_static_initializers.
+ (expand_call_inline): Call java_inlining_merge_static_initializers.
+ * java/lang.c (merge_init_test_initialization): New.
+ (java_inlining_merge_static_initializers): New.
+ (inline_init_test_initialization): New.
+ (java_inlining_map_static_initializers): New.
+
+ * tree-inline.c (expand_call_inline): Convert retvar to expected
+ type.
+
+2002-10-14 Graham Stott <graham.stott@btinternet.com>
+
+ * stmt.c (decl_conflicts_with_clobbers_p): Add REG_P check.
+
+2002-10-14 Aldy Hernandez <aldyh@redhat.com>
+
+ * stmt.c: Fix typo in comment.
+
+Mon Oct 14 11:35:49 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * c-common.c (c_common_type_for_mode): Add V2HImode case.
+ * tree.c (build_common_tree_nodes_2): Initialize
+ unsigned_V2HI_type_node and V2HI_type_node.
+ * tree.h (enum tree_index): Add TI_UV2HI_TYPE and TI_V2HI_TYPE.
+ (unsigned_V2HI_type_node, V2HI_type_node): Define.
+
+2002-10-14 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
+ Handle TARGET_64BIT.
+
+2002-10-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/vr.h (DRIVER_SELF_SPECS): Define.
+ * config/mips/t-vr (MULTILIB_OPTIONS): Remove mlong32.
+ (MULTILIB_DIRNAMES): Remove long32.
+ (MULTILIB_EXCEPTIONS): Don't build -mabi=32 -mgp32 multilibs.
+ (MULTILIB_REDUNDANT_DIRS): Remove.
+
+2002-10-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/tm.texi (DRIVER_SELF_SPECS): Document.
+ * gcc.c (driver_self_specs): New variable.
+ (do_self_spec): New function.
+ (main): Use it to process driver_self_specs.
+
+2002-10-13 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Reject
+ indirect sibcalls when regparm >= 3.
+
+ * config/i386/i386.c (sibcall_insn_operand): New.
+ * config/i386/i386.h (PREDICATE_CODES): Update.
+ * config/i386/i386-protos.h: Update.
+ * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
+
+ * rtl.c (shallow_copy_rtx): Use memcpy for the entire node.
+
+2002-10-12 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_binary_operation) [ASHIFTRT]: Optimize
+ arithmetic right shifts of ~0 during RTL simplifications.
+
+2002-10-12 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/7862
+ PR preprocessor/8190
+ * gcc.c (cpp_unique_options): Don't delete .d files.
+ Remove stray whitespace.
+
+2002-10-12 Naohiko Shimizu <pshimizu@fa2.so-net.ne.jp>
+
+ * pdp11.h (ASM_OUTPUT_SKIP): Add preceding 0 for octal constant.
+ (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
+ * pdp11.c (pdp11_output_function_prologue): 0%o -> %#o.
+ (pdp11_output_function_epilogue, output_ascii): Likewise.
+ (output_addr_const_pdp11): Likewise.
+ * pdp11.md (movdi): Use offsetable memory for floating store.
+ (lshrsi3, negsi2): Delete irrelevant comment.
+
+2002-10-11 Andreas Bauer <baueran@in.tum.de>
+
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Allow
+ indirect calls to be sibcall optimized.
+ * config/i386/i386.md (sibcall_1): New.
+ (call_1): Add no-sibcalls condition.
+ (sibcall_value_1): New.
+ (call_value_1): Add no-sibcalls condition.
+
+2002-10-11 Eric Christopher <echristo@redhat.com>
+
+ * output.h (default_valid_pointer_mode): Declare.
+ * varasm.c (default_valid_pointer_mode): Define.
+ * target-def.h (TARGET_VALID_POINTER_MODE): Use.
+ * target.h: Ditto.
+ * tree.c (build_pointer_type_for_mode): New function.
+ (build_pointer_type): Use.
+ (build_reference_type_for_mode): New function.
+ (build_reference_type): Use.
+ * tree.h: Declare new functions.
+ * c-common.c (handle_mode_attribute): Use new functions, check
+ for type.
+ * stor-layout.c (layout_type): Depend on machine mode for
+ REFERENCE_TYPE and POINTER_TYPE.
+ * dwarf2out.c (simple_type_size_in_bits): Move upward in file.
+ (modified_type_die): Use instead of PTR_SIZE for POINTER_TYPE
+ and REFERENCE_TYPE.
+ * config/mips/mips.c (mips_valid_pointer_mode): New function.
+ (TARGET_VALID_POINTER_MODE): Use and define.
+ * config/mips/mips-protos.h (mips_valid_pointer_mode): Declare.
+
+2002-10-11 Geoffrey Keating <geoffk@apple.com>
+
+ * cse.c (mention_regs): Set SUBREG_TICKED to the register number,
+ not the address of the REG.
+ (struct cse_reg_info): Make subreg_ticked unsigned.
+
+2002-10-11 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/compat.texi: Add info about C++ libraries.
+
+2002-10-11 Richard Henderson <rth@redhat.com>
+
+ PR opt/8165
+ * gcse.c (adjust_libcall_notes): Also adjust notes for INSN.
+
+2002-10-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * cfganal.c (dfs_enumerate_from): Use PARAMS.
+ * genautomata.c (output_insn_code_cases): Likewise.
+ * real.c (real_format): Likewise.
+ * tree.c (tree_size): Revise expressions using TREE_CODE_LENGTH to
+ ensure value is promoted before doing subtraction.
+
+Fri Oct 11 22:22:38 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * calls.c (expand_call): Simplify noreturn call.
+
+ PR c/7344
+ * cfgbuild.c (make_edges): Create edge cache when we do have
+ large jumptable.
+ * expr.c (do_tablejump): Note size of maximal jumptable.
+ * function.c (prepare_function_start): Zero out size.
+ * function.h (function): Add max_jumptable_ents.
+
+ * cfgcleanup.c (insn_match_p): Verify sibcall flag for calls to.
+
+Fri Oct 11 12:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (movv8qi_i+2): For V8QI destinations, generate V4HI
+ register for mperm_w operation.
+
+Fri Oct 11 10:56:17 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * emit-rtl.c (gen_lowpart_common): When asked to make a vector from
+ an integer, use simplify_gen_subreg.
+
+2002-10-10 Diego Novillo <dnovillo@redhat.com>
+
+ * calls.c (flags_from_decl_or_type): Make extern.
+ (ECF_*): Move ...
+ * rtl.h (ECF_*): ... here.
+ (flags_from_decl_or_type): Declare.
+
+2002-10-10 Roger Sayle <roger@eyesopen.com>
+ Nathan Sidwell <nathan@codesourcery.com>
+
+ * fold-const.c (fold) [RSHIFT_EXPR]: Optimize arithmetic right
+ shifts of the form -1 >> x.
+
+Thu Oct 10 16:52:55 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (insn_match_p): Verify sibcall flag for calls to.
+
+2002-10-10 Aldy Hernandez <aldyh@redhat.com>
+
+ * extend.texi (Vector Extensions): Remove comment about single
+ element vectors.
+
+2002-10-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * fold-const.c (size_htab_hash): Use htab_hash_pointer.
+ * function.c (insns_for_mem_hash): Likewise.
+ * varasm.c (STRHASH): Likewise.
+
+2002-10-10 Stuart Hastings <stuart@apple.com>
+
+ * cse.c (struct cse_reg_info): Add subreg_ticked.
+ (SUBREG_TICKED): New.
+ (get_cse_reg_info): Initialize SUBREG_TICKED.
+ (mention_regs): Use it.
+ (invalidate): Set SUBREG_TICKED.
+ (invalidate_for_call): Likewise.
+ (addr_affects_sp_p): Likewise.
+
+2002-10-10 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.md (tls_local_dynamic_base): Put pic reg
+ into proper operand.
+
+2002-10-10 Denis Chertykov <denisc@overta.ru>
+
+ * config/ip2k/ip2k.c (function_epilogue): Optimize stack
+ deallocation.
+ * config/ip2k/libgcc.S: Combine routines used by function
+ epilogue.
+
+2002-10-10 Jim Wilson <wilson@redhat.com>
+
+ * cse.c (fold_rtx): Don't perform associative optimization for DIV and
+ UDIV.
+
+2002-10-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/aix52.h: New file.
+ * config/rs6000/t-aix52: New File.
+ * config.gcc (rs6000-ibm-aix5.1.*): New entry.
+ (rs6000-ibm-aix[56789].*): Default to AIX 5.2.
+
+Thu Oct 10 19:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ PR target/5610
+ * invoke.texi (-msse-math): Kill
+ (-msse): Add note to mfpmath=sse.
+
+Thu Oct 10 17:08:30 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ PR target/7723
+ * i386.c (ix86_expand_vector_move): Do not generate const0->mem moves.
+
+2002-10-10 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/8179
+ * gcc.c (cpp_options): Add {ansi}, move %{m*} to same location
+ as cc1_options.
+ (default_compilers): Pass debug options when preprocessing
+ stdin.
+
+2002-10-06 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (rest_of_compilation): Revert opt/2960 change.
+
+Wed Oct 9 21:18:43 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (*_cost): Add branch costs.
+ (override_options): set ix86_branch_cost.
+ (ix86_expand_int_movcc): Use BRANCH_COST.
+ * i386.h (costs): Add branch_cost.
+
+2002-10-09 Zack Weinberg <zack@codesourcery.com>
+
+ PR c/7353
+ * c-decl.c (start_decl): Unconditionally issue error for
+ 'typedef foo = bar'.
+ (finish_decl): Remove special case for TYPE_DECL with initializer.
+
+ * doc/extend.texi: Delete "Naming Types" section. Change all
+ cross-references to that section to refer to "Typeof" instead.
+ Add the useful safe-max()-macro example from "Naming Types" to
+ "Typeof", rewritten using that extension. Add some compatibility
+ notes to "Typeof."
+
+2002-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * loop.c: Revert 2002-08-15 change.
+ (LOOP_REGNO_NREGS): Ensure type is int.
+
+2002-10-09 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (extenddftf2): Change to define_insn
+ which copies first FPR and clears second.
+ (extendsftf2): Same.
+ (floatditf2): Fix typo.
+ (floatsitf2): Same.
+ (fix_trunctfdi2): Same.
+ (fix_trunctfsi2): Same.
+
+2002-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * conflict.c (arc_hash): Change return type to hashval_t.
+ * cselib.c (get_value_hash): Likewise.
+ * genautomata.c (automaton_decl_hash, insn_decl_hash, decl_hash,
+ state_hash, automata_list_hash): Likewise.
+ * read-rtl.c (def_hash): Likewise.
+ * tree.c (type_hash_hash): Likewise.
+
+2002-10-08 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Call
+ prologue_epilogue_contains instead of using REG_MAYBE_DEAD notes.
+
+Wed Oct 9 15:54:49 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (ffssi2): Fix emitted code.
+
+2002-10-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * cse.c (insn_live_p): Pass insn pattern, not full insn
+ to may_trap_p.
+
+2002-10-09 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppmacro.c (paste_tokens): Only allow / to paste with =.
+
+2002-10-09 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (movdf splitter): Use gen_int_mode on
+ 64-bit hosts.
+ (movtf_internal): Reference correct displacement for second value
+ in memory.
+ (movtf splitter): Correct generation of constants in 64-bit mode.
+
+2002-10-09 Alan Modra <amodra@bigpond.net.au>
+
+ * libgcc2.c (__floatdisf): Properly cure double rounding.
+
+2002-10-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * c-common.c (cb_register_builtins): Define __WCHAR_MAX__.
+ * doc/cpp.texi (Common Predefined Macros): Document.
+
+2002-10-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ PR doc/7484
+ * doc/invoke.texi (Option Summary): List
+ -Wmissing-declarations as a C only option.
+
+2002-10-08 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) [LROTATE_EXPR, RROTATE_EXPR]: Optimize
+ left and right rotates of ~0, i.e. integer_all_onesp (arg0).
+ [LSHIFT_EXPR, RSHIFT_EXPR]: Optimize shifts and rotates of zero.
+
+Tue Oct 8 01:24:19 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_sse_partial_reg_dependency, x86_sse_partial_regs,
+ x86_sse_typeless_stores, x86_sse_load0_by_pxor): New global
+ variables.
+ (safe_vector_operand): Update sse_clrv4sf call.
+ (ix86_expand_buildin): Likewise
+ * i386.h (x86_sse_partial_reg_dependency, x86_sse_partial_regs,
+ x86_sse_typeless_stores, x86_sse_load0_by_pxor): Declare.
+ (TARGET_SSE_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REGS,
+ TARGET_SSE_TYPELESS_STORES, TARGET_SSE_TYPELESS_LOAD0): New
+ macros.
+ * i386.md (movsf*, movdf*, movti, movv4sf, movv2df, movv16qi, movv8hi,
+ movv4si): Obey the new flags.
+ (floatsi2sf, floatdi2sf, truncatedf2sf): Emit extra load of 0 to avoid
+ reformating penalty.
+ (anddf, cmov patterns): Avoid reformating by first converting.
+ (sse_cvtsd2ss): Fix predicate.
+ (sse2_clrti): Fix mode,
+ (sse_clrv4sf): Avoid unspec.
+
+2002-10-08 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/t-linux64 (MULTILIB_OPTIONS): Remove
+ mno-app-regs|mcmodel=medany.
+ (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Remove alt.
+ (MULTILIB_EXCEPTIONS, MULTILIB_EXCLUSIONS, MULTILIB_MATCHES): Remove.
+ (CRTSTUFF_T_CFLAGS): Define.
+
+2002-10-08 Roger Sayle <roger@eyesopen.com>
+
+ PR target/8087
+ * simplify-rtx.c (avoid_constant_pool_reference): Allow constant
+ pool references that are constructed using LO_SUM.
+
+2002-10-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-opts.c (c_common_decode_option): Add warn_strict_aliasing to
+ -Wall.
+ * c-typeck.c (build_c_cast): Use warn_strict_aliasing, tweak
+ message.
+ * flags.h (warn_strict_aliasing): Declare.
+ * toplev.c (warn_strict_aliasing): Define.
+ (lang_independent_options): Add it.
+ * doc/invoke.texi (-Wstrict-aliasing): Document it.
+
+2002-10-08 Zack Weinberg <zack@codesourcery.com>
+
+ * system.h (GCCBUGURL): Delete.
+ * version.c (bug_report_url): New. Add commentary about
+ modifying both these strings in modified distributions.
+ * version.h: Declare bug_report_url.
+
+ * diagnostic.c, gcc.c, gcov.c: Globally replace GCCBUGURL with
+ bug_report_url.
+
+2002-10-08 Nick Clifton <nickc@redhat.com>
+
+ * config/rs6000/spe.h (__ev_set_acc_u64): Use __ev_create_u64 to
+ convert uint64_t into __ev64_opaque__.
+ (__ev_set_acc_s64): Likewise, but using signed types.
+
+2002-10-08 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*doloop_si_long"): Add missing operand.
+ ("*doloop_di_long"): Likewise.
+
+Tue Oct 8 16:50:10 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * print-rtl.c (print_rtx): Increase buffer size for real numbers.
+
+2002-10-08 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (define_attr cpu): Add r4111.
+
+2002-10-08 Anthony Green <green@redhat.com>
+
+ * bitmap.c (bitmap_equal_p): Clear all bitmap_head fields.
+
+2002-10-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_print_operand): Enlarge buffer
+ for REAL_VALUE_TO_DECIMAL output.
+
+2002-10-07 Richard Henderson <rth@redhat.com>
+
+ * cse.c (fixed_base_plus_p): Turn FIXED_BASE_PLUS_P into a
+ function; cleanup PLUS case by using recursion. Update all users.
+ (NONZERO_BASE_PLUS_P): Remove.
+ (find_comparison_args): Use rtx_addr_can_trap_p instead.
+ (fold_rtx): Use nonzero_address_p.
+ * rtl.h (nonzero_address_p): Declare.
+ * rtlanal.c (rtx_varies_p): Handle ADDRESSOF.
+ (rtx_addr_can_trap_p): Likewise.
+ (nonzero_address_p): New.
+ * simplify-rtx.c (NONZERO_BASE_PLUS_P): Remove.
+ (simplify_relational_operation): Use nonzero_address_p.
+
+2002-10-07 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Set
+ real_format_for_mode for IBM extended format, if enabled.
+ (easy_fp_constant): Add TFmode.
+ (rs6000_legitimize_address): Add TFmode.
+ (rs6000_legitimate_address): Same.
+ (function_arg_advance): TFmode uses two FPRs.
+ (rs6000_emit_prologue): Fix warning.
+ (rs6000_output_function_epilogue): Add TFmode.
+ (output_toc): Add TFmode.
+ * rs6000.h (SLOW_UNALIGNED_ACCESS): Add TFmode.
+ (LEGITIMATE_OFFSET_ADDRESS_P): Add TFmode.
+ * rs6000.md (movtf splitter): Load TFmode constant.
+
+2002-10-07 Dale Johannesen <dalej@apple.com>
+
+ * rtl.h: Add NOTE_PRECONDITIONED.
+ * unroll.c: Set it.
+ * loop.c: Set loop_info->preconditioned from it.
+ * doloop.c: Permit doloop treatment when loop_info->preconditoned.
+
+2002-10-07 Richard Henderson <rth@redhat.com>
+
+ * config/i960/i960.c (i960_setup_incoming_varargs): Create a
+ new rtx for comparing the argument pointer against zero.
+ (i960_va_start): Similarly.
+
+2002-10-07 Richard Henderson <rth@redhat.com>
+
+ * config/i960/i960.md (*): Use TFmode, not XFmode.
+ * config/i960/i960.c (*): Likewise.
+ (i960_arg_size_and_align): Remove XFmode alignment hack.
+ (i960_round_align): Merge code from ROUND_TYPE_ALIGN.
+ * config/i960/i960.h (LONG_DOUBLE_TYPE_SIZE): Use 128, not 96.
+ (MAX_LONG_DOUBLE_TYPE_SIZE): Likewise.
+ (DATA_ALIGNMENT, ROUND_TYPE_SIZE): Remove.
+
+2002-10-07 Richard Henderson <rth@redhat.com>
+
+ * config/fp-bit.c (EXTENDED_FLOAT_STUBS): Flush out all XF/TFmode
+ entry points; use void return value and argument list.
+
+2002-10-06 Andreas Bauer <baueran@in.tum.de>
+
+ * calls.c (expand_call): Fix function-is-volatile check.
+
+2002-10-05 Naohiko Shimizu <nshimizu@keyaki.cc.u-tokai.ac.jp>
+
+ * t-pdp11: Add MULTILIB support for msoft-float.
+ * pdp11.h (LEGITIMATE_CONSTANT_P): Fix soft-float case.
+
+ * t-pdp11: Add LIB2FUNCS_EXTRA.
+ * pdp11.c (pdp11_output_function_prologue): Restrict offset to 16bit,
+ add preceding 0 to the octal constant, rename 'fp' to 'r5', rename
+ 'fldd' to 'ldd', rename 'fstd' to 'std'.
+ (pdp11_output_function_epilogue): Likewise.
+ (output_move_quad): Make the comment gas compatible.
+ (output_ascii): Add preceding 0 to the octal constant.
+ (print_operand_address): Add pre_modify, post_modify.
+ (output_addr_const_pdp11): Add preceding 0 to the octal constant.
+ * pdp11.h (GO_IF_LEGITIMATE_ADDRESS) : Add 'movb' pre_modify case
+ with the indication of Paul Koning.
+ (PRINT_OPERAND): Fix floating constant.
+ * pdp11.md (movdi): Restrict matching pattern.
+ (movqi): Generalize the matching pattern.
+ (movdf): Restrict matching pattern.
+ (zero_extendqihi2): Change constant representation.
+ (floatsidf2): Fix wrong operands.
+ (addqi3): Fix wrong instruction name.
+ (subqi3): Fix wrong instruction name.
+ (andsi3, andhi3, andqi3): Simplify and fix to use 'bic'.
+ (xorsi3): Fix wrong insn.
+ (one_cmplqi2): Add two operand pattern.
+ (lsrsi3): New.
+ (negsi2): New.
+ (call): Add register indirect case.
+ (mod): Fix wrong subreg.
+
+2002-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR c/7411
+ * expr.c (expand_expr) [PLUS]: Simplify after the operands
+ have been expanded in EXPAND_NORMAL mode.
+
+2002-10-06 Richard Henderson <rth@redhat.com>
+
+ * config/rs6000/rs6000.md (load_toc_v4_PIC_2): Fix base constraint.
+
+2002-10-06 Richard Henderson <rth@redhat.com>
+
+ PR optimization/2960
+ * toplev.c (rest_of_compilation): Don't copy_loop_headers if
+ optimize_size.
+
+2002-10-06 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (SIZE_TYPE, PTRDIFF_TYPE): Override
+ previously definitions.
+
+2002-10-06 Frank Ch. Eigler <fche@redhat.com>
+
+ * cppinit.c (init_standard_includes, parse_option): Use strncmp.
+ * c-opts.c (find_opt): Similarly.
+
+Sat Oct 5 22:48:06 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * athlon.md: rewrite to DFA.
+ * i386 (ix86_adjust_cost): Drop memory latency code.
+ (ia32_use_dfa_pipeline_interface): Return true for Athlon.
+
+2002-10-05 Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.c (set_multilib_dir): Don't access *end.
+ Use memcpy instead of strncpy. Don't write beyond malloced buffer.
+ (print_multilib_info): Don't show paths starting with ".:".
+ * genmultilib: Add new option, "yes" if multilibs are enabled.
+ Update comments. If multilibs not enabled, print .:${osdirout}
+ for each directory. If multilibs are enabled, always print
+ ${dirout}:${osdirout}, even if the two are the same.
+ * Makefile.in (s-mlib): Pass @enable_multilib@ to genmultilib.
+ Pass all MULTILIB_* variables to genmultilib even if
+ --disable-multilib but MULTILIB_OSDIRNAMES is not empty.
+
+2002-10-04 Zack Weinberg <zack@codesourcery.com>
+
+ * gcc.c (process_command): Set .validated for -pipe. Correct
+ grammar in comment.
+
+2002-10-04 Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/inclhack.def(hpux11_abs): use format fix
+ * fixinc/fixincl.x: regenerate
+ * fixinc/tests/base/stdlib.h: accommodate new fix test
+
+Sat Oct 5 19:42:45 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * c-common.c (cb_register_builtins): Use really_no_inline.
+
+2002-10-04 David Edelsohn <edelsohn@gnu.org>
+
+ * unroll.c (copy_loop_body): Remove REG_EQUAL note attached to
+ copied instruction if the note is not loop invariant.
+
+2002-10-04 Loren J. Rittle <ljrittle@acm.org>
+
+ * gcc/ginclude/stddef.h: Support the FreeBSD 5 typedef system.
+
+2002-10-04 Steve Ellcey <sje@cup.hp.com>
+
+ * doc/invoke.texi (HPPA): Add -mlinker-opt, -mgnu-ld,
+ and -mhp-ld options to list of options. Add -mgnu-ld
+ and -mhp-ld option descriptions.
+
+2002-10-04 Steve Ellcey <sje@cup.hp.com>
+
+ * fixinc/inclhack.def (hpux11_abs): New.
+ (stdio_va_list): change __va_list__ to __gnuc_va_list.
+ * fixinc/fixincl.x: Rebuild.
+
+2002-10-04 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.h (processor_costs): Add new fields fadd,
+ fmul, fdiv, fabs, fchs and fsqrt to costs structure.
+ (RTX_COSTS): Use these fields to determine the RTX costs
+ of floating point addition/subtraction, multiplication,
+ division, fabs, negation and square root respectively.
+ * config/i386/i386.c (size_cost): Provide instruction sizes
+ for these new fields.
+ (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
+ k6_cost, athlon_cost, pentium4_cost): Provide typical cycle
+ counts for these new fields for all x86 processor variants.
+
+2002-10-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mips.c (mips_const_double_ok): Delete unused variable.
+
+ * gengtype.c (rtx_next): Change type to int.
+
+2002-10-04 Andreas Jaeger <aj@suse.de>
+
+ * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Fix value.
+
+2002-10-04 Richard Henderson <rth@redhat.com>
+
+ * real.h (SIGNIFICAND_BITS): Add one more word.
+ (CONST_DOUBLE_FORMAT): Accomodate 6 words.
+ * real.c (times_pten): New.
+ (real_to_decimal, real_from_string): Use it.
+ (sticky_rshift_significand): Use & to find modulus.
+ (rshift_significand, lshift_significand): Likewise.
+ (do_divide): Apply sticky bit after normalization.
+ (real_to_decimal, real_to_hexadecimal): Fix sign of Inf and NaN.
+
+2002-10-03 Andreas Bauer <baueran@in.tum.de>
+
+ * doc/tm.texi (FUNCTION_OK_FOR_SIBCALL): Remove.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
+
+2002-10-03 Andreas Jaeger <aj@suse.de>
+
+ * gengtype.c (adjust_field_rtx_def): Cast variables of type size_t
+ to unsigned long, adjust printf format string.
+ (output_mangled_typename): Likewise.
+
+2002-10-03 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/vax/vax.c (vax_output_function_prologue): Use asm_fprintf.
+ * config/vax/vax.h (VAX_FUNCTION_PROFILER_NAME): New.
+ (FUNCTION_PROFILER): Rewrite to use ASM_GENERATE_INTERNAL_LABEL,
+ assemble_name, asm_fprintf, and VAX_FUNCTION_PROFILER_NAME.
+ (ASM_OUTPUT_MI_THUNK): Use asm_fprintf instead of REGISTER_PREFIX.
+ (PRINT_OPERAND_PUNCT_VALID_P): Fix comment.
+ * config/vax/elf.h (FUNCTION_PROFILER): Remove.
+ (VAX_FUNCTION_PROFILER_NAME): Redefine as "__mcount".
+
+2002-10-03 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi (-Wabi): Document mangling bug.
+
+2002-10-04 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Use a
+ name for the tbtab label that depends on the function asm name.
+ Don't output tbtab label unless optional_tbtab.
+ (output_mi_thunk): Formatting.
+
+2002-10-03 Richard Henderson <rth@redhat.com>
+
+ * config/m68k/m68k.h (OVERRIDE_OPTIONS): Move additional code ...
+ * config/m68k/m68k.c (override_options): ... here.
+ * config/m68k/m68kelf.h (OVERRIDE_OPTIONS): Remove.
+ * config/m68k/m68kv4.h (OVERRIDE_OPTIONS): Remove.
+ * config/m68k/linux.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
+ * config/m68k/netbsd-elf.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
+
+2002-10-03 Richard Henderson <rth@redhat.com>
+
+ * real.h (struct real_value): Use ENUM_BITFIELD.
+
+2002-10-03 Richard Henderson <rth@redhat.com>
+
+ * config/i960/i960.md (call, call_value): Use emit_call_insn.
+
+2002-10-03 Steve Ellcey <sje@cup.hp.com>
+
+ * config/pa/pa64-hpux.h (INIT_ENVIRONMENT): New.
+
+2002-10-03 Steve Ellcey <sje@cup.hp.com>
+
+ * config.gcc (hppa*64*-*-hpux11*): Check gnu_ld.
+ * config/pa/pa.h (MASK_GNU_LD): New.
+ (TARGET_GNU_LD): New.
+ * config/pa/pa64-hpux.h (LINK_SPEC): Set based
+ on gnu-ld and MASK_GNU_LD.
+ (SUBTARGET_SWITCHES): New gnu-ld & hp-ld flags.
+
+Thu Oct 3 23:35:51 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (athlon_cost): Fix the move costs.
+
+Thu Oct 3 23:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * final.c (final): Use symbol name as function name for profiling.
+ * profile.c (get_exec_counts): Likewise.
+ (branch_prob): Likewise.
+
+2002-10-03 Jakub Jelinek <jakub@redhat.com>
+
+ * longlong.h (__udiv_qrnnd): Remove PARAMS from prototype.
+
+2002-10-03 Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.c (print_multi_os_directory): New variable.
+ (option_map): Support --print-multi-os-directory.
+ (struct prefix_list): Add os_multilib field.
+ (multilib_os_dir): New variable.
+ (static_specs): Add multilib_options.
+ (find_a_file): Add multilib argument. Search in GCC or OS multilib
+ subdirs if nonzero.
+ (read_specs, execute): Update callers.
+ (find_file): Likewise. Don't prefix name with multilib_dir, instead
+ pass 1 as multilib option.
+ (display_help): Include --print-multi-os-directory.
+ (add_prefix): Add os_multilib argument. Initialize pl->os_multilib.
+ (process_command): Update callers. Handle --print-multi-os-directory.
+ (do_spec_1) ['D']: Use multilib_os_directory if pl->os_multilib is
+ set.
+ (main): Update find_a_file and add_prefix callers.
+ Handle print_multi_os_directory.
+ (struct mdswitchstr): New.
+ (mdswitches, n_mdswitches): New variables.
+ (used_arg): Add MULTILIB_DEFAULT switches too if they are not
+ present on the command line nor their mutually incompatible
+ switches.
+ (default_arg): Optimize.
+ (set_multilib_dir): Compute multilib_os_dir. Initialize mdswitches
+ array.
+ (print_multilib_info): Only print GCC multilib dir name, not OS
+ multilib dirname.
+ * genmultilib: Add osdirnames parameter. Output multilib_options
+ variable. If osdirnames is specified, output dirnames as
+ dirname:osdirname.
+ * mklibgcc.in: Use MULTILIB_OSDIRNAMES, --print-multi-directory
+ and --print-multi-os-directory instead of SHLIB_SLIBDIR_SUFFIXES
+ to compute libgcc_s soname and install path.
+ * Makefile.in (libgcc.mk): Pass MULTILIB_OSDIRNAMES instead of
+ SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
+ (s_mlib): Pass MULTILIB_OSDIRNAMES or nothing as last genmultilib
+ argument.
+
+ * config/sparc/t-linux64 (MULTILIB_OSDIRNAMES): Set.
+ (SHLIB_SLIBDIR_SUFFIXES): Remove.
+ * config/sparc/linux64.h (STARTFILE_SPEC32, STARTFILE_SPEC64,
+ ENDFILE_SPEC32, ENDFILE_SPEC64, ENDFILE_COMMON): Remove.
+ (STARTFILE_SPEC, ENDFILE_SPEC): Don't distinguish between -m32
+ and -m64.
+ * config/sparc/t-sol2-64 (MULTILIB_OSDIRNAMES): Set.
+ (SHLIB_SLIBDIR_SUFFIXES): Remove.
+ * config/sparc/sol2-bi.h (STARTFILE_ARCH64_SPEC): Remove.
+ (STARTFILE_ARCH_SPEC): Remove.
+ * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Set.
+ (SHLIB_SLIBDIR_SUFFIXES): Remove.
+ * config/i386/linux64.h (STARTFILE_PREFIX_SPEC): Remove.
+ * config/mips/t-iris6 (MULTILIB_OSDIRNAMES): Set.
+ (SHLIB_SLIBDIR_SUFFIXES): Remove.
+
+Thu Oct 3 21:42:20 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (choose_function_section): Avoid choice for linkonce functions.
+
+Thu Oct 3 15:15:00 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (lea to mul peep2): Fix condition.
+
+2002-10-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-linux.h (FUNCTION_OK_FOR_SIBCALL): Delete macro.
+ * pa32-linux.h (FUNCTION_OK_FOR_SIBCALL): Define.
+
+2002-10-02 David Mosberger-Tang <David.Mosberger@acm.org>
+
+ * unwind.h (_Unwind_GetTextRelBase): Mark _C argument with
+ attribute "unused".
+
+ * config/t-libunwind: Mention unwind-sjlj.c.
+ * unwind-libunwind.c: Change #ifdef __USING_LIBUNWIND_EXCEPTIONS__
+ to #ifndef __USING_SJLJ_EXCEPTIONS__.
+
+ * configure.in: Move sjlj-exceptions and --enable-libunwind-exceptions
+ before inclusion of config.gcc, but after configuring the compiler etc.
+ Determine default value for --enable-libunwind-exceptions based on
+ whether the host has a libunwind library (not guaranteed to be correct,
+ but it's a reasonable first guess and can always be overridden with an
+ explicit --enable/disable-libunwind-exceptions.
+ * config.gcc: For target ia64*-*-linux*, mention t-libunwind as a
+ tmake_file when $use_libunwind_exceptions is enabled.
+ * Makefile.in: Update comment: LIB2ADDEH is updated not just by
+ ia64 (e.g., config/t-linux also updates it).
+ * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS]: Mention -lunwind
+ along with the shared version of libgcc since the latter requires
+ the former.
+ * unwind-libunwind.c: New file.
+ * config/t-libunwind: Ditto.
+
+2002-10-02 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * config.gcc: Remove support for vax-*-vms*.
+ * config/vax/vms.h: Remove.
+ * config/vax/xm-vms.h: Remove.
+ * config/vax/vax-protos.h: Remove VMS-specific code.
+ * config/vax/vax.c: Remove VMS-specific code.
+
+2002-10-02 Richard Henderson <rth@redhat.com>
+
+ PR opt/7124
+ * config/i386/i386.c (ix86_register_move_cost): Increase cost
+ for secondary_memory_needed pairs.
+
+2002-10-02 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * doc/vms.texi: Blow away false include file section.
+
+2002-10-02 Roger Sayle <roger@eyesopen.com>
+
+ PR optimization/6627
+ * toplev.c (force_align_functions_log): New global variable.
+ * flags.h (force_align_functions_log): Add extern prototype.
+ * varasm.c (assemble_start_function): Use it to force minimum
+ function alignment.
+ * config/i386/i386.h (FUNCTION_BOUNDARY): Set the correct
+ minimum function alignment to one byte.
+ (TARGET_PTRMEMFUNC_VBIT_LOCATION): Store the virtual bit in
+ the least significant bit of vtable member function pointers.
+ * tree.h (enum ptrmemfunc_vbit_where_t): Move definition to
+ here from cp/cp-tree.h.
+
+Wed Oct 2 17:01:36 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (print_operand_address): Use RIP addressing for offsetted
+ label refs too.
+
+2002-09-30 David S. Miller <davem@redhat.com>
+
+ PR middle-end/7151
+ * config/sparc/sparc.md (movdi_insn_sp32_v9): Accept 'e' regs.
+ (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
+
+2002-10-01 Andreas Bauer <baueran@in.tum.de>
+
+ * calls.c (expand_call): Remove the `no indirect check'
+ for sibcall optimization; use function_ok_for_sibcall
+ target hook; refine check for `function is volatile'.
+ (FUNCTION_OK_FOR_SIBCALL): Remove the redefinition.
+ * hooks.c (hook_tree_tree_bool_false): New.
+ * hooks.h (hook_tree_tree_bool_false): Declare.
+ * target-def.h (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
+ (TARGET_INITIALIZER): Add it.
+ * target.h (struct gcc_target): Add function_ok_for_sibcall.
+ * config/alpha/alpha.c: (alpha_function_ok_for_sibcall): New.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ * config/alpha/alpha.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ * config/arm/arm-protos.h: (arm_function_ok_for_sibcall):
+ Remove function declaration.
+ * config/arm/arm.c: (arm_function_ok_for_sibcall): Make
+ function static and accept another argument of type `tree'.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ * config/arm/arm.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ * config/frv/frv.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ * config/i386/i386.c: (ix86_function_ok_for_sibcall): New.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ * config/i386/i386.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ * config/pa/pa-linux.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ (TARGET_HAS_STUBS_AND_ELF_SECTIONS): New definition.
+ * config/pa/pa.c: (pa_function_ok_for_sibcall): New.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ * config/pa/pa.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ * config/rs6000/rs6000-protos.h: (function_ok_for_sibcall):
+ Remove function declaration.
+ * config/rs6000/rs6000.c: (rs6000_function_ok_for_sibcall):
+ Rename function_ok_for_sibcall to rs6000_function_ok_for_sibcall;
+ rename first argument to `decl'; accept another argument
+ of type `tree'; make static.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ * config/rs6000/rs6000.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ * config/sh/sh.c: (sh_function_ok_for_sibcall): New.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ * config/sh/sh.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ * config/sparc/sparc.c: (sparc_function_ok_for_sibcall): New.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ * config/sparc/sparc.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ * config/xtensa/xtensa.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+
+2002-10-01 Roger Sayle <roger@eyesopen.com>
+
+ * unroll.c (loop_iterations): Revert 2002-09-08 change.
+
+2002-10-01 Richard Henderson <rth@redhat.com>
+
+ * real.c (real_to_decimal): Crop trailing zeros for DIGITS < 0.
+ (real_to_hexadecimal): Likewise.
+ * print-rtl.c (print_rtx): If we are linked with real.c, don't
+ dump the XWINT fields of a floating point CONST_DOUBLE.
+
+2002-10-01 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/vax/elf.h (FUNCTION_PROFILER): Fix __mcount call.
+
+2002-10-01 Richard Henderson <rth@redhat.com>
+
+ * calls.c (precompute_register_parameters): Force non-legitimate
+ constants into pseudos.
+
+2002-10-01 Nick Clifton <nickc@redhat.com>
+
+ * config/rs6000/spe.md (spe_evrlwi): Add missing third operand
+ to assembler template.
+
+2002-10-01 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (loc_descriptor_from_tree): Relax requirement
+ for TLS debug info to !DECL_EXTERNAL.
+
+2002-10-01 Matt Thomas <matt@3am-software.com>
+ Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (vax-*-netbsdelf*): Enable configuration.
+ * config/elfos.h (PCC_BITFIELD_TYPE_MATTERS): Define only
+ if not already defined.
+ * config/vax/elf.h: New file.
+ * config/vax/netbsd-elf.h: New file.
+ * config/vax/vax.c: Include "debug.h".
+ (vax_output_function_prologue): Add dwarf2 support. Use
+ MAIN_NAME_P when checking for VMS_TARGET stack adjust.
+ * config/vax/vax.h (CONST_OK_FOR_LETTER_P): Add cases for
+ 'J' [0..63], 'K' [-128..127], 'L' [-32768..32767],
+ 'M' [0..255], 'N' [0..65535], and, 'O' [-63..-1].
+ (VAX_ISTREAM_SYNC): Remove.
+ (INITIALIZE_TRAMPOLINE): Use gen_sync_istream.
+ (JUMP_TABLES_IN_TEXT_SECTION): Define.
+ (ASM_OUTPUT_REG_POP): Use reg_names for the stack pointer.
+ (ASM_OUTPUT_ADDR_VEC_ELT): Use ASM_GENERATE_INTERNAL_LABEL
+ and assemble_name.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
+ (PRINT_OPERAND_PUNCT_VALID_P): Accept '|'.
+ (PRINT_OPERAND): Output REGISTER_PREFIX for '|'.
+ (INCOMING_RETURN_ADDR_RTX): Define.
+ * config/vax/vax.md (VUNSPEC_BLOCKAGE)
+ (VUNSPEC_SYNC_ISTREAM): Define.
+ (blockage): Use VUNSPEC_BLOCKAGE.
+ (sync_istream): New insn.
+
+2002-10-01 Richard Henderson <rth@redhat.com>
+
+ * config/vax/vax.md (call_pop, *call_pop, call_value_pop)
+ (*call_value_pop, call, call_value): Add dwarf2 EH support.
+ (*call): New insn.
+
+2002-10-01 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c/8083
+ * c-typeck.c (build_c_cast): Warn about type punning which breaks
+ type based aliasing.
+
+2002-10-01 Mark Mitchell <mark@codesourcery.com>
+
+ * stor-layout.c (update_alignment_for_field): New function.
+ (place_union_field): Use it.
+ (place_field): Likewise.
+
+2002-10-01 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR other/8077
+ * gcc.c (cc1_options): Add space on -auxbase-strip.
+
+2002-10-01 Jim Wilson <wilson@redhat.com>
+
+ * config/v850/v850.h (EPILOGUE_USES): Define.
+
+2002-09-30 Andrew Haley <aph@redhat.com>
+
+ * flow.c (insn_dead_p): When using non-call-exceptions, don't
+ eliminate insns that may trap.
+ * cse.c (insn_live_p): Likewise.
+
+2002-10-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (PROCESSOR_R4121): Rename to PROCESSOR_R4120.
+ (TARGET_MIPS4121): Rename to TARGET_MIPS4120.
+ * config/mips/mips.c (mips_cpu_info): Rename vr4121 to vr4120.
+ * config/mips/mips.md: Apply same renaming here.
+
+2002-10-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (PROCESSOR_R4320, TARGET_MIPS4320): Remove.
+ (GENERATE_MULT3_SI): Remove use of TARGET_MIPS4320.
+ * config/mips/mips.c (mips_cpu_info): Remove vr4320 entry.
+ * config/mips/mips.md (define_attr cpu): Remove r4320.
+ Remove vr4320 scheduler and uses of TARGET_MIPS4320.
+
+2002-10-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips16_strings): New variable.
+ (mips_output_function_epilogue): Clear the SYMBOL_REF_FLAG of every
+ symbol in mips16_strings. Free the list.
+ (mips_encode_section_info): Keep track of local strings.
+
+2002-10-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (bunge, bltgt, bungt): New define_expands.
+ (sordered_df, sordered_sf): Remove.
+ * config/mips/mips.c (get_float_compare_codes): New fn.
+ (gen_int_relational, gen_conditional_move): Use it.
+
+2002-10-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_emit_fcc_reload): Declare.
+ * config/mips/mips.h (PREDICATE_CODES): Add fcc_register_operand.
+ * config/mips/mips.c (fcc_register_operand): New function.
+ (mips_emit_fcc_reload): New function, extracted from reload_incc.
+ (override_options): Allow TFmode values in float registers
+ if ISA_HAS_8CC.
+ * cnfig/mips/mips.md (reload_incc): Change destination prediate
+ to fcc_register_operand. Remove misleading source constraint.
+ Use mips_emit_fcc_reload.
+ (reload_outcc): Duplicate reload_incc.
+
+2002-09-30 Zack Weinberg <zack@codesourcery.com>
+
+ * gcc.c (validate_switches): Handle all new forms of spec
+ syntax introduced recently. Now returns a char *.
+ (validate_all_switches): Repetitive logic broken out to...
+ (validate_switches_from_spec): ...here.
+ * mklibgcc.in: Don't @-flag commands to generate .oS files.
+
+2002-09-30 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * longlong.h: Partially synchronize with GMP-4.1 version:
+ Use i370 definitions also for s390.
+ Add generic definition of umul_ppmm in terms of smul_ppmm.
+ [s390] (umul_ppmm): Remove.
+ [s390] (smul_ppmm): Fix incorrect assembler constraints.
+ [s390] (smul_ppmm, sdiv_qrnnd): Rename __xx to __x.
+
+2002-09-30 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (REG_CLASS_NAMES, REG_CLASS_CONTENTS):
+ Add new RL_REGS register class.
+ (PREFERRED_RELOAD_CLASS, PREFERRED_OUTPUT_RELOAD_CLASS):
+ Call xtensa_preferred_reload_class for both input and output reloads.
+ * config/xtensa/xtensa.c (xtensa_regno_to_class): Use new RL_REGS class.
+ (xtensa_preferred_reload_class): Handle output reloads; use RL_REGS
+ instead of either AR_REGS or GR_REGS classes.
+ (xtensa_secondary_reload_class): Use new RL_REGS class.
+ * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class): Update.
+
+2002-09-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (hppa_encode_label): Don't drop '*' from function labels.
+ (pa_strip_name_encoding): Strip '@' and '*', in that order.
+ * pa.h (ASM_OUTPUT_LABELREF): Output user_label_prefix except when
+ there is a '*' prefix in NAME.
+
+Mon Sep 30 21:33:23 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * reload.c (push_reload): Handle subregs and secondary memory.
+ * reload1.c (gen_reload): Likewise.
+
+ * jump.c (reg_or_subregno): New function.
+ * rtl.h (reg_or_subregno): Declare
+ * unroll.c (find_splittable_givs): Handle subregs.
+
+2002-09-30 Mark Mitchell <mark@codesourcery.com>
+
+ * store-layout.c (finish_record_layout): Add free_p parameter.
+ (layout_type): Pass it.
+ * tree.h (finish_record_layout): Update prototype.
+
+Mon Sep 30 14:57:18 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.h (TARGET_CPP_CPU_BUILTINS): Define __SSE_MATH__.
+
+ * gcse.c (cprop_jump): Check that the register has not
+ been modified
+ (cprop_jump): Likewise.
+
+2002-09-30 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.h (BASE_REG_CLASS): Always return LO_REGS for Thumb.
+ (MODE_BASE_REG_CLASS, case Thumb): Only return BASE_REGS if we know
+ that we have a SImode access, and only then if reload hasn't completed;
+ for all other cases, use LO_REGS.
+
+2002-09-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * openbsd.h: Fix typo in last change.
+
+2002-09-29 Richard Henderson <rth@redhat.com>
+
+ * real.c (real_from_string): Apply sign last. Tidy exponent handling.
+
+2002-09-29 Richard Henderson <rth@redhat.com>
+
+ PR c/8002
+ * combine.c (force_to_mode): Handle FLOAT_MODE destinations
+ for CONST_INT.
+
+2002-09-29 David Edelsohn <edelsohn@gnu.org>
+
+ * real.h (ibm_extended_format): Declare.
+ * real.c (encode_ibm_extended, decode_ibm_extended): New
+ functions.
+
+2002-09-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * darwin-protos.h (darwin_asm_output_dwarf_delta): Prototype.
+
+ * ia64.c (ia64_hpux_asm_file_end): Const-ify.
+
+2002-09-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * expmed.c (extract_bit_field): Fix bit-field extraction from SUBREGs.
+
+2002-09-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.def: Fix comment formatting.
+ * c-common.def: Likewise.
+ * cfgcleanup.c: Likewise.
+ * combine.c: Likewise.
+ * gengtype.c: Likewise.
+ * params.def: Likewise.
+ * predict.def: Likewise.
+ * rtl.def: Likewise.
+ * stab.def: Likewise.
+ * stor-layout.c: Likewise.
+ * tree.def: Likewise.
+ * config/darwin.c: Likewise.
+ * config/darwin.h: Likewise.
+ * config/dbxcoff.h: Likewise.
+ * config/elfos.h: Likewise.
+ * config/fp-bit.c: Likewise.
+ * config/freebsd-spec.h: Likewise.
+ * config/interix.h: Likewise.
+ * config/libgloss.h: Likewise.
+ * config/linux-aout.h: Likewise.
+ * config/linux.h: Likewise.
+ * config/lynx-ng.h: Likewise.
+ * config/lynx.h: Likewise.
+ * config/netbsd-aout.h: Likewise.
+ * config/netbsd.h: Likewise.
+ * config/netware.h: Likewise.
+ * config/psos.h: Likewise.
+ * config/ptx4.h: Likewise.
+
+2002-09-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ChangeLog.4: Fix typos.
+ * ChangeLog.6: Likewise.
+ * FSFChangeLog.10: Likewise.
+ * genattrtab.c: Fix comment typos.
+ * haifa-sched.c: Likewise.
+ * real.c: Likewise.
+ * tree.h: Likewise.
+ * config/arm/arm.c: Likewise.
+ * config/arm/crti.asm: Likewise.
+ * config/arm/crtn.asm: Likewise.
+ * config/frv/frv.c: Likewise.
+ * config/frv/frv.md: Likewise.
+ * config/h8300/h8300.md: Likewise.
+ * config/i386/rtemself.h: Likewise.
+ * config/ia64/unwind-ia64.c: Likewise.
+ * config/ip2k/ip2k.h: Likewise.
+ * config/m88k/m88k.c: Likewise.
+ * config/m88k/m88k.md: Likewise.
+ * config/mips/sr71k.md: Likewise.
+ * config/mmix/mmix.c: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ * config/sh/sh.md: Likewise.
+
+2002-09-26 Theodore A. Roth <troth@verinet.com>
+
+ * config/avr/avr.c: Eliminate use of _PC_ in pc relative insns.
+ * config/avr/avr.md: Ditto.
+
+2002-09-27 Alexander N. Kabaev <ak03@gte.com>
+
+ PR preprocessor/8055
+ * cppmacro.c (stringify_arg): Do not overflow the buffer
+ with the terminating NUL when the argument to be stringified
+ has no tokens.
+
+2002-09-27 Richard Henderson <rth@redhat.com>
+
+ * unroll.c (simplify_cmp_and_jump_insns): New.
+ (unroll_loop): Use it. Use simplify_gen_foo+force_operand
+ instead of expand_simple_foo.
+
+2002-09-27 Richard Henderson <rth@redhat.com>
+
+ PR optimization/7520
+ * cfganal.c (flow_active_insn_p): New.
+ (forwarder_block_p): Use it.
+
+2002-09-27 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (active_insn_p): Revert last change.
+
+2002-09-27 Jakub Jelinek <jakub@redhat.com>
+
+ * doc/extend.texi (tls_model): Document.
+ * varasm.c (decl_tls_model): New.
+ * c-common.c (handle_tls_model_attribute): New.
+ (c_common_attribute_table): Add tls_model.
+ * config/alpha/alpha.c (alpha_encode_section_info): Use
+ decl_tls_model.
+ * flags.h (enum tls_model, flag_tls_default): Move...
+ * tree.h (enum tls_model, flag_tls_default): ...here.
+ (decl_tls_model): New prototype.
+ * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
+ * config/i386/i386.c (ix86_encode_section_info): Likewise.
+ * config/i386/i386.md (tls_global_dynamic, tls_local_dynamic_base):
+ Allow !flag_pic.
+
+2002-09-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * LANGUAGES: Follow spelling conventions.
+ * rtl.def: Likewise.
+ * sbitmap.c: Likewise.
+ * sched-int.h: Likewise.
+ * sched-rgn.c: Likewise.
+ * sibcall.c: Likewise.
+ * simplify-rtx.c: Likewise.
+ * ssa.c: Likewise.
+ * stab.def: Likewise.
+ * stmt.c: Likewise.
+ * stor-layout.c: Likewise.
+ * target.h: Likewise.
+ * timevar.c: Likewise.
+ * toplev.c: Likewise.
+ * tree-dump.c: Likewise.
+ * tree-inline.c: Likewise.
+ * tree.c: Likewise.
+ * tree.def: Likewise.
+ * tree.h: Likewise.
+ * unroll.c: Likewise.
+ * varasm.c: Likewise.
+ * vmsdbgout.c: Likewise.
+ * treelang/treelang.texi: Likewise.
+ * treelang/treetree.c: Likewise.
+
+2002-09-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (compute_saved_regs): Use a macro
+ instead of a hard register number.
+ (get_shift_alg): Use an enumerated type instead of numbers.
+ (h8300_shift_needs_scratch_p): Likewise.
+
+2002-09-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * varasm.c (force_data_section): Remove.
+ (assemble_constant_align): Likewise.
+ * output.h: Remove corresponding prototypes.
+
+2002-09-26 Roger Sayle <roger@eyesopen.com>
+
+ * stmt.c (expand_exit_loop_if_false): Expand a simple conditional
+ jump, if the loop to exit is the top of the current nesting stack.
+
+2002-09-26 Torbjorn Granlund <tege@swox.com>
+
+ * libgcc2.c (fixunsdfdi, fixunssfdi): Rewrite, avoiding `long long'
+ arithmetic.
+
+2002-09-26 David S. Miller <davem@redhat.com>
+
+ PR optimization/7335
+ * calls.c (emit_library_call_value_1): Passing args by reference
+ converts a CONST function into a PURE one.
+
+2002-09-26 David Edelsohn <edelsohn@gnu.org>
+
+ * dbxout.c (FORCE_TEXT): Switch to current_function_decl, not
+ text_section.
+ * xcoffout.h (DBX_STATIC_BLOCK_START): Remove explicit change to
+ text section.
+ * config/rs6000/rs6000.c (rs6000_override_options): Allow
+ function-sections and data-sections functionality on AIX.
+
+2002-09-26 David Edelsohn <edelsohn@gnu.org>
+ Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): Insert zero-extend
+ in RTL for sub-word loads from memory.
+
+2002-09-26 Richard Henderson <rth@redhat.com>
+
+ PR c/7160
+ * sched-deps.c (sched_analyze_insn): Make clobber insns depend
+ on call insns.
+
+2002-09-26 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (const_double_htab_eq): Remove unused variable.
+
+2002-09-26 Chris Lattner <sabre@nondot.org>
+
+ * ssa.c (rename_insn_1): Handle RENAME_NO_RTX correctly when
+ handling undefined values.
+
+2002-09-26 Richard Henderson <rth@redhat.com>
+
+ PR opt/7520
+ * emit-rtl.c (active_insn_p): Consider a clobber of the
+ function return value to be active even after reload.
+
+2002-09-27 Alan Modra <amodra@bigpond.net.au>
+
+ * doloop.c (doloop_modify_runtime <biv skips initial incr>): Adjust
+ by absolute loop increment, not loop increment.
+
+2002-09-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.h: Follow spelling conventions.
+ * cpplex.c: Likewise.
+ * cpplib.h: Likewise.
+ * gthr-dce.h: Likewise.
+ * gthr-posix.h: Likewise.
+ * optabs.c: Likewise.
+ * output.h: Likewise.
+ * profile.c: Likewise.
+ * protoize.c: Likewise.
+ * ra-rewrite.c: Likewise.
+ * real.c: Likewise.
+ * recog.c: Likewise.
+ * reg-stack.c: Likewise.
+ * regclass.c: Likewise.
+ * regmove.c: Likewise.
+ * reload.c: Likewise.
+ * reload.h: Likewise.
+ * reload1.c: Likewise.
+ * reorg.c: Likewise.
+ * resource.c: Likewise.
+ * rtl.h: Likewise.
+ * rtlanal.c: Likewise.
+
+2002-09-26 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (ia64_expand_load_address): Ensure correct mode
+ for symbol address.
+
+2002-09-24 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/elf.h: Add HANDLE_SYSV_PRAGMA.
+ * config/mips/elf64.h: Ditto.
+
+2002-09-24 Eric Christopher <echristo@redhat.com>
+
+ * except.c (expand_builtin_extract_return_address): Handle case
+ where Pmode != ptr_mode.
+
+2002-09-26 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (ASM_OUTPUT_EXTERNAL_LIBCALL): New
+
+2002-09-26 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (TARGET_DEFAULT): Include TARGET_ILP32.
+
+2002-09-26 Igor Shevlyakov <igor@microunity.com>
+
+ * combine.c (simplify_set): Don't call to force_to_mode if size
+ of integer type is larger than HOST_BITS_PER_WIDE_INT.
+
+2002-09-26 Janis Johnson <janis187@us.ibm.com>
+
+ * Makefile.in (qmtest-g++): Fix file path.
+
+2002-09-26 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * expr.c (expand_expr) [MINUS_EXPR]: Convert A - const to
+ A + (-const) on RTX level, even for unsigned types.
+
+2002-09-26 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload.c (dup_replacements): New function.
+ (find_reloads): Use it to duplicate replacements at the top level
+ of match_dup operands.
+
+2002-09-26 Miles Bader <miles@gnu.org>
+
+ * v850.md ("length"): Change default value to 4.
+
+2002-09-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ChangeLog.1: Follow spelling conventions.
+ * ChangeLog.4: Likewise.
+ * ChangeLog.6: Likewise.
+ * FSFChangeLog.11: Likewise.
+ * doc/cpp.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/tm.texi: Likewise.
+
+2002-09-26 Nick Clifton <nickc@redhat.com>
+
+ * config.gcc: Add x prefix to v850e case for handling
+ --with-cpu=v850e.
+
+2002-09-25 Zack Weinberg <zack@codesourcery.com>
+
+ * gcc.c (input_suffix_matches, switch_matches,
+ mark_matching_switches, process_marked_switches,
+ process_brace_body): New functions - split from handle_braces.
+ (handle_braces): Rewrite; handle %{S:X;T:Y;:D} syntax; accept
+ and ignore whitespace in more places.
+ (specs documentation comment): Document %{S:X;T:Y;:D}.
+ Clarify other %{...} docs.
+ * doc/invoke.texi: Document %{S:X;T:Y;:D}. Clarify other
+ %{...} docs.
+
+ * config/arm/aof.h (LINK_SPEC): Change %{ov*,*} to %{ov*}.
+ * config/rs6000/sysv4.h: Use N-way choice spec syntax.
+
+2002-09-25 David S. Miller <davem@redhat.com>
+
+ PR target/7842
+ * config/sparc/sparc.c (set_extends): SImode ASHIFT does not
+ extend.
+
+2002-09-25 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (const_double_htab_eq): Distinguish integer and
+ fp CONST_DOUBLE; use real_identical.
+
+2002-09-25 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi: Add more -Wabi examples.
+
+2002-09-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (TARGET_MIPS4100): Add missing bracket.
+
+2002-09-24 Nathan Sidwell <nathan@codesourcery.com>
+
+ * profile.c (end_branch_prob): Only look for __gcov_init on
+ weak-enabled native compilers.
+
+2002-09-24 Denis Chertykov <denisc@overta.ru>
+
+ * config/ip2k/ip2k.c (function_epilogue): Fix wrong numbers in
+ cases of optimizing "add sp,w" to "inc sp".
+
+2002-09-24 Adam Nemet <anemet@lnxw.com>
+
+ * config/arm/arm.c (thumb_unexpanded_epilogue): Don't generate
+ epilogue for naked functions.
+
+2002-09-24 Adam Nemet <anemet@lnxw.com>
+ Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Remove.
+ (FUNCTION_PROFILER): Only invoke THUMB_FUNCTION_PROFILER if it
+ is defined.
+
+2002-09-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (preferred_la_operand_p): New function.
+ * config/s390/s390-protos.h (preferred_la_operand_p): Declare it.
+ * config/s390/s390.md ("addaddr_esame", "*la_ccclobber"): Replace by ...
+ ("*la_64_cc", "*la_31_cc", splitters): ... these.
+ ("*la_31"): Deactivate for TARGET_64BIT.
+ ("*la_31_and", "*la_31_and_cc"): New.
+
+2002-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * real.h (real_value): Make `exp' explicitly signed.
+
+2002-09-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/elfos.h: Follow spelling conventions.
+ * config/alpha/alpha.h: Likewise.
+ * config/arc/arc.h: Likewise.
+ * config/arm/arm.md: Likewise.
+ * config/avr/avr.h: Likewise.
+ * config/cris/cris.md: Likewise.
+ * config/d30v/d30v.h: Likewise.
+ * config/frv/frv.c: Likewise.
+ * config/frv/frv.h: Likewise.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/h8300.h: Likewise.
+ * config/h8300/h8300.md: Likewise.
+ * config/i386/cygwin.h: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/i386/sysv3.h: Likewise.
+ * config/i960/i960.h: Likewise.
+ * config/ia64/ia64.h: Likewise.
+ * config/ia64/ia64.md: Likewise.
+ * config/ip2k/ip2k.h: Likewise.
+ * config/m32r/m32r.h: Likewise.
+ * config/m68k/m68k.h: Likewise.
+ * config/m88k/m88k.h: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/mcore/mcore.h: Likewise.
+ * config/mcore/mcore.md: Likewise.
+ * config/mips/mips.h: Likewise.
+ * config/mmix/mmix.h: Likewise.
+ * config/mmix/mmix.md: Likewise.
+ * config/ns32k/netbsd.h: Likewise.
+ * config/ns32k/ns32k.h: Likewise.
+ * config/ns32k/ns32k.md: Likewise.
+ * config/pa/pa.h: Likewise.
+ * config/romp/romp.h: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/rs6000/rs6000.md: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/stormy16/stormy-abi: Likewise.
+ * config/stormy16/stormy16.h: Likewise.
+ * config/vax/vax.h: Likewise.
+
+2002-09-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.h: Remove commented-out macro
+ definitions of HAVE_{POST|PRE}_{INC|DEC}REMENT.
+ * config/avr/avr.h: Likewise.
+ * config/d30v/d30v.h: Likewise.
+ * config/dsp16xx/dsp16xx.h: Likewise.
+ * config/i370/i370.h: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/i960/i960.h: Likewise.
+ * config/m68k/m68k.h: Likewise.
+ * config/m88k/m88k.h: Likewise.
+ * config/mips/mips.h: Likewise.
+ * config/ns32k/ns32k.h: Likewise.
+ * config/pdp11/pdp11.h: Likewise.
+ * config/romp/romp.h: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/s390/s390.h: Likewise.
+ * config/sh/sh.h: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/stormy16/stormy16.h: Likewise.
+ * config/vax/vax.h: Likewise.
+
+2002-09-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * function.c (push_temp_slots_for_block): Remove.
+ (push_temp_slots_for_target): Likewise.
+ (get_target_temp_slot_level): Likewise.
+ (set_target_temp_slot_level): Likewise.
+ (get_first_block_beg): Likewise.
+ * function.h: Remove corresponding prototypes.
+
+2002-09-23 Zack Weinberg <zack@codesourcery.com>
+
+ * version.c (version_string): Now const char[].
+ * version.h: Update to match.
+
+2002-09-23 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.h (MASK_ACCUMULATE_OUTGOING_ARGS_SET, MASK_MMX_SET,
+ MASK_SSE_SET, MASK_SSE2_SET, MASK_3DNOW_SET, MASK_3DNOW_A_SET): Kill.
+ (TARGET_SWITCHES): Don't reference them.
+ * config/i386/i386.c (override_options): Use target_flags_explicit
+ to examine bits set by the user.
+
+2002-09-23 Dale Johannesen <dalej@apple.com>
+
+ * dbxout.c (dbxout_parms): Set current_sym_code for params
+ passed on stack by invisible reference.
+
+2002-09-23 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Always allocate
+ at least one byte of space.
+
+2002-09-23 Mark Mitchell <mark@codesourcery.com>
+
+ * c-common.h (flag_abi_version): Fix typo in comment.
+ * doc/invoke.texi (flag_abi_version): Document default value.
+
+2002-09-23 Hans-Peter Nilsson <hp@axis.com>
+
+ * doc/extend.texi (Extended Asm): Clarify that overlap between
+ asm-declared register variables used in an asm and the asm clobber
+ list is not allowed.
+ * stmt.c (decl_conflicts_with_clobbers_p): New function.
+ (expand_asm_operands): Keep track of clobbered registers. Call
+ decl_conflicts_with_clobbers_p for each input and output operand.
+ If no conflicts found before, also do conflict sanity check when
+ emitting clobbers.
+
+2002-09-23 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (cpp_define_data_format): Remove.
+ (cb_register_builtins): Don't define __WCHAR_BIT__, __SHRT_BIT__,
+ __INT_BIT__, __LONG_BIT__, __LONG_LONG_BIT__, __FLOAT_BIT__,
+ __DOUBLE_BIT__, __LONG_DOUBLE_BIT__.
+ * doc/cpp.texi: Don't document them either.
+ (__SCHAR_MAX__, __SHRT_MAX__, __INT_MAX__, __LONG_MAX__,
+ __LONG_LONG_MAX__): Document.
+ (__TARGET_FLOAT_FORMAT__): Remove.
+
+2002-09-23 Richard Henderson <rth@redhat.com>
+
+ * real.c (do_multiply): Normalize U before addition.
+
+2002-09-23 Mark Mitchell <mark@codesourcery.com>
+
+ * c-common.c (flag_abi_version): New variable.
+ * c-common.h (flag_abi_version): Declare it.
+ * c-opts.c (missing_arg): Add -fabi-version.
+ (c_common_decode_option): Process -fabi-version.
+ * doc/invoke.texi (-fabi-version): Document it.
+ (-Wabi): Add information about bit-fields in unions.
+
+2002-09-22 Roger Sayle <roger@eyesopen.com>
+
+ * expr.c (STORE_BY_PIECES_P): New target macro.
+ (can_store_by_pieces, store_by_pieces): Use STORE_BY_PIECES_P
+ instead of MOVE_BY_PIECES_P.
+ * doc/tm.texi: Document this new macro.
+
+2002-09-22 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/mips/netbsd.h (SUBTARGET_ASM_SPEC): Always pass -KPIC
+ unless -fno-pic or -fno-PIC is specified.
+
+2002-09-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * c-common.c (preprocessing_trad_p): Define.
+ * pa-hiux.h, pa-hpux.h, pa-hpux7.h (CPP_PREDEFINES): Delete.
+ (TARGET_OS_CPP_BUILTINS, SUBTARGET_SWITCHES): Define.
+ * pa-hpux10.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC): Define.
+ * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define.
+ * pa-linux.h (CPP_PREDEFINES): Delete.
+ (TARGET_OS_CPP_BUILTINS, CPP_SPEC): Define.
+ * pa32-linux.h, pa64-linux.h (CPP_SPEC): Delete.
+ * pa-osf.h, pa-pro-end.h, rtems.h (CPP_PREDEFINES): Delete.
+ (TARGET_OS_CPP_BUILTINS): Define.
+ * pa.h (MASK_SIO, TARGET_SIO, TARGET_PA_10): Define.
+ (TARGET_SWITCHES): Reformat. Use N_() macro. Add SUBTARGET_SWITCHES.
+ (SUBTARGET_SWITCHES): Provide default definition.
+ (TARGET_OPTIONS): Reformat. Use N_() macro.
+ (CPP_PA10_SPEC, CPP_PA11_SPEC, CPP_PA20_SPEC, CPP_64BIT_SPEC,
+ CPP_CPU_DEFAULT_SPEC, CPP_64BIT_DEFAULT_SPEC, SUBTARGET_EXTRA_SPECS,
+ EXTRA_SPECS, CPP_SPEC, CPLUSPLUS_CPP_SPEC, CPP_PREDEFINES): Delete.
+ (TARGET_CPU_CPP_BUILTINS): Define.
+ (TARGET_OS_CPP_BUILTINS): Define for BSD-like systems.
+ * doc/invoke.texi (msio, mwsio): Document new hppa options.
+ * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Document macro
+ preprocessing_trad_p().
+
+2002-09-22 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * doc/install.texi: Document behavior of --with-headers and
+ --with-libs when arguments are omitted.
+
+2002-09-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * dbxout.c: Follow spelling conventions.
+ * defaults.h: Likewise.
+ * df.c: Likewise.
+ * diagnostic.h: Likewise.
+ * doloop.c: Likewise.
+ * dwarf2out.c: Likewise.
+ * dwarfout.c: Likewise.
+ * emit-rtl.c: Likewise.
+ * except.c: Likewise.
+ * explow.c: Likewise.
+ * expmed.c: Likewise.
+ * expr.c: Likewise.
+ * expr.h: Likewise.
+ * flags.h: Likewise.
+ * flow.c: Likewise.
+ * fold-const.c: Likewise.
+ * function.c: Likewise.
+ * function.h: Likewise.
+ * gcc.c: Likewise.
+ * gcov-io.h: Likewise.
+ * gcov.c: Likewise.
+ * gcse.c: Likewise.
+ * genattrtab.c: Likewise.
+ * genconfig.c: Likewise.
+ * genrecog.c: Likewise.
+ * ggc-page.c: Likewise.
+ * ggc.h: Likewise.
+ * global.c: Likewise.
+ * gthr-win32.h: Likewise.
+ * integrate.c: Likewise.
+ * jump.c: Likewise.
+ * langhooks.c: Likewise.
+ * langhooks.h: Likewise.
+ * line-map.h: Likewise.
+ * local-alloc.c: Likewise.
+ * longlong.h: Likewise.
+ * loop.c: Likewise.
+ * loop.h: Likewise.
+
+Tue Aug 27 22:26:35 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.h (BIGGEST_FIELD_ALIGNMENT): Set proper default for x86_64.
+
+Tue Aug 27 20:07:01 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (overwrite_options): Set -mpreferred-stack-boundary to 128
+ for -Os/TARGET_64BIT too.
+
+2002-09-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ChangeLog: Follow spelling conventions.
+ * ChangeLog.0: Likewise.
+ * ChangeLog.1: Likewise.
+ * ChangeLog.2: Likewise.
+ * ChangeLog.3: Likewise.
+ * ChangeLog.4: Likewise.
+ * ChangeLog.5: Likewise.
+ * ChangeLog.6: Likewise.
+ * FSFChangeLog.10: Likewise.
+ * FSFChangeLog.11: Likewise.
+ * alias.c: Likewise.
+ * basic-block.h: Likewise.
+ * c-aux-info.c: Likewise.
+ * c-common.c: Likewise.
+ * c-common.h: Likewise.
+ * c-decl.c: Likewise.
+ * c-format.c: Likewise.
+ * c-semantics.c: Likewise.
+ * c-typeck.c: Likewise.
+ * calls.c: Likewise.
+ * cfganal.c: Likewise.
+ * cfgloop.c: Likewise.
+ * collect2.c: Likewise.
+ * combine.c: Likewise.
+ * conflict.c: Likewise.
+ * cppexp.c: Likewise.
+ * cppfiles.c: Likewise.
+ * cpphash.h: Likewise.
+ * cppinit.c: Likewise.
+ * cpplex.c: Likewise.
+ * cpplib.c: Likewise.
+ * cpplib.h: Likewise.
+ * cppmacro.c: Likewise.
+ * cse.c: Likewise.
+
+2002-09-21 Richard Earnshaw <rearnsha@arm.com>
+
+ * netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): New, takes old definition of
+ LINK_SPEC.
+ (LINK_SPEC): Define to NETBSD_LINK_SPEC_AOUT.
+ * arm/netbsd.h (SUBTARGET_EXTRA_SEPCS): Add NETBSD_LINK_SPEC_AOUT.
+ (LINK_SPEC): Rework to use NETBSD_LINK_SPEC_AOUT).
+
+2002-09-21 Richard Earnshaw <rearnsha@arm.com>
+
+ PR opt/7930
+ * cse.c (fold_rtx): Calculate old_cost before we fold each
+ operand.
+
+2002-09-21 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (cpp_define_data_format): Remove __GCC_LITTLE_ENDIAN__,
+ __GCC_BIG_ENDIAN__, __TARGET_BITS_ORDER__, __TARGET_BYTES_ORDER__,
+ __TARGET_INT_WORDS_ORDER__, __TARGET_FLOAT_WORDS_ORDER__,
+ __TARGET_USES_VAX_F_FLOAT__, __TARGET_USES_VAX_D_FLOAT__,
+ __TARGET_USES_VAX_G_FLOAT__, __TARGET_USES_VAX_H_FLOAT__.
+ * doc/cpp.texi: Don't document them.
+
+2002-09-21 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (builtin_define_float_constants): Use real_format
+ to get the floating-point parameters.
+
+2002-09-21 Richard Henderson <rth@redhat.com>
+
+ * real.c (struct real_format): Move to real.h.
+ (real_format_for_mode): Rename from fmt_for_mode; update all users;
+ initialize with ieee defaults.
+ (real_to_target_fmt, real_from_target_fmt): New.
+ (ieee_single_format, ieee_double_format, ieee_extended_motorola_format,
+ ieee_extended_intel_96_format, ieee_extended_intel_128_format,
+ ieee_quad_format, i370_single_format, i370_double_format,
+ c4x_single_format, c4x_extended_format): Rename from s/_format//.
+ (ieee_quad_format): Fix emin.
+ (format_for_size, init_real_once): Remove.
+ * real.h (struct real_format): Move from real.c.
+ (real_format_for_mode): Declare.
+ (real_to_target_fmt, real_from_target_fmt): Declare.
+ (ieee_single_format, ieee_double_format, ieee_extended_motorola_format,
+ ieee_extended_intel_96_format, ieee_extended_intel_128_format,
+ ieee_quad_format, vax_f_format, vax_d_format, vax_g_format,
+ i370_single_format, i370_double_format, c4x_single_format,
+ c4x_extended_format): Declare.
+ * toplev.c (do_compile): Don't call init_real_once.
+
+ * defaults.h (INTEL_EXTENDED_IEEE_FORMAT): Remove.
+ * doc/tm.texi (INTEL_EXTENDED_IEEE_FORMAT): Remove.
+
+ * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Define.
+ * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): 64, if vax mode.
+ * config/alpha/alpha.c (override_options): Set real_format_for_mode
+ for VAX, if enabled.
+
+ * config/c4x/c4x.c (c4x_override_options): Set real_format_for_mode
+ for C4X.
+
+ * config/i370/i370.h (OVERRIDE_OPTIONS): New.
+ * config/i370/i370.c (override_options): New.
+ * config/i370/i370-protos.h: Update.
+
+ * config/i386/i386.c (override_options): Set real_format_for_mode
+ for Intel 80-bit extended.
+ * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Remove.
+
+ * config/i960/i960.h (LONG_DOUBLE_TYPE_SIZE): Mind -mlong-double-64.
+ (OVERRIDE_OPTIONS): Move code...
+ * config/i960/i960.c (i960_initialize): ... here. Set
+ real_format_for_mode for Intel 80-bit extended.
+
+ * config/ia64/ia64.c (ia64_override_options): Set real_format_for_mode
+ for Intel 80-bit extended, if enabled.
+
+ * config/m68k/m68k.c (override_options): Set real_format_for_mode
+ for Motorola 96-bit extended.
+
+ * config/vax/vax.h (OVERRIDE_OPTIONS): New.
+ * config/vax/vax.c (override_options): New.
+ * config/vax/vax-protos.h: Update.
+
+2002-09-21 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (builtin_setjmp_receiver): Add
+ #if TARGET_MACHO.
+
+ * config/rs6000/rs6000.md (floatdisf2_internal2): Combine
+ insns. Supply missing clobber of scratch reg.
+
+2002-09-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.c: Follow spelling conventions.
+ * config/m32r/m32r.h: Likewise.
+ * config/m32r/m32r.md: Likewise.
+ * config/m68k/m68k.c: Likewise.
+ * config/m88k/m88k.c: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/mips/mips.c: Likewise.
+ * config/mips/mips.h: Likewise.
+ * config/mmix/mmix.c: Likewise.
+ * config/mn10200/mn10200.c: Likewise.
+ * config/ns32k/ns32k.h: Likewise.
+ * config/pa/pa.c: Likewise.
+ * config/pa/pa64-linux.h: Likewise.
+ * config/pdp11/pdp11.h: Likewise.
+ * config/romp/romp.c: Likewise.
+ * config/romp/romp.h: Likewise.
+ * config/rs6000/eabi.asm: Likewise.
+ * config/rs6000/linux64.h: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/rs6000/rs6000.md: Likewise.
+ * config/rs6000/sysv4.h: Likewise.
+ * config/rs6000/xcoff.h: Likewise.
+
+2002-09-20 Jim Wilson <wilson@redhat.com>
+
+ * config/v850/v850/lib1funcs.asm (__muldi3): Change r5 to r28.
+
+2002-09-20 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.md (UNSPEC_GOTNTPOFF, UNSPEC_INDNTPOFF): New.
+ * config/i386/i386.c (legitimate_pic_address_disp_p): Handle
+ UNSPEC_GOTNTPOFF and UNSPEC_INDNTPOFF like UNSPEC_GOTTPOFF.
+ (legitimate_address_p): Likewise.
+ (legitimize_address): Use @gotntpoff and @indntpoff.
+ (output_pic_addr_const): Handle UNSPEC_GOTNTPOFF and UNSPEC_INDNTPOFF.
+ (output_addr_const_extra): Likewise.
+
+2002-09-20 Jim Wilson <wilson@redhat.com>
+
+ * combine.c (try_combine): When split an instruction pair, where the
+ first has a sign_extend src, verify that the src and dest modes match.
+
+2002-09-20 Richard Henderson <rth@redhat.com>
+
+ * config/mips/mips.c (dfhigh, dflow, sfhigh, sflow): Remove.
+ (override_options): Do not initialize them.
+ (mips_const_double_ok): Allow no fp constants except zero,
+ and not even that for mips16.
+ (const_float_1_operand): Use dconst1.
+ * config/mips/mips.md (movsf, movsf_internal1, movsf_internal2,
+ movdf, movdf_internal1, movdf_internal1a, movdf_internal2):
+ Don't allow arbitrary constants; fix predicates and C constraint.
+
+2002-09-20 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppmacro.c: Don't warn about function-like macros without
+ '(' during pre-expansion.
+
+2002-09-20 Jim Wilson <wilson@redhat.com>
+
+ * config/v850/v850.c (current_function_anonymous_args): Delete.
+ (expand_prologue): Use current_function_args_info.anonymous_args.
+ (expand_epilogue): Delete use of current_function_anonymous_args.
+ * config/v850/v850.h (struct cum_arg): Add anonymous_args field.
+ (INIT_CUMULATIVE_ARGS): Clear anonymous_args field.
+ (current_function_anonymous_args): Delete extern declaration.
+ (SETUP_INCOMING_VARARGS): Set anonymous_args field.
+
+2002-09-20 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Update for change
+ to load_macho_picbase.
+ * config/rs6000/rs6000.md: Document Darwin-specific unspec IDs.
+ (load_macho_picbase): Take the symbol to use as a parameter.
+ (macho_correct_pic): New insn.
+ (builtin_setjmp_reciever): On Darwin, restore the PIC register.
+
+ * config/rs6000/rs6000.h (ELIMINABLE_REGS): Use
+ RS6000_PIC_OFFSET_TABLE_REGNUM rather than hardcoding 30.
+ (CAN_ELIMINATE): Likewise.
+ (INITIAL_ELIMINATION_OFFSET): Likewise.
+ (TOC_REGISTER): Likewise.
+
+2002-09-20 Richard Henderson <rth@redhat.com>
+
+ * real.c (real_hash): New.
+ * real.h: Declare it.
+ * cse.c (canon_hash): Use it.
+ * cselib.c (hash_rtx): Likewise.
+ * emit-rtl.c (const_double_htab_hash): Likewise.
+ * rtl.h (CONST_DOUBLE_REAL_VALUE): New.
+ * varasm.c (struct rtx_const): Reduce vector size; separate
+ integer and fp vectors.
+ (HASHBITS): Remove.
+ (const_hash_1): Rename from const_hash. Use real_hash. Do not
+ take modulus MAX_HASH_TABLE.
+ (const_hash): New. Do take modulus MAX_HASH_TABLE.
+ (output_constant_def): Do not take modulus MAX_HASH_TABLE.
+ (SYMHASH): Don't use HASHBITS.
+ (decode_rtx_const): Copy only active bits from REAL_VALUE_TYPE.
+ Fix CONST_VECTOR thinko wrt fp vectors. Fix kind comparison.
+ (simplify_subtraction): Fix kind comparison.
+ (const_hash_rtx): Return unsigned int. Don't use HASHBITS.
+ Use a union to pun integer array.
+ * config/rs6000/rs6000.c (rs6000_hash_constant): Use real_hash;
+ only hash two words of integral CONST_DOUBLE.
+
+2002-09-20 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (STARTFILE_SPEC): Modify.
+ (STARTFILE_PREFIX_SPEC): New.
+ (LINK_SPEC): Modify.
+ (LIB_SPEC): Modify.
+ (LIBGCC_SPEC): New.
+
+2002-09-20 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
+ UNSPEC_NTPOFF and UNSPEC_DTPOFF to be offsetted by constant.
+
+2002-09-20 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
+
+ * config/arm/arm.md (sign_extract_onebit, not_signextract_onebit):
+ Add clobber of the condition code register.
+
+2002-09-20 Richard Henderson <rth@redhat.com>
+
+ * real.c (do_fix_trunc): Static.
+ (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): Add default abort case.
+
+2002-09-20 Richard Henderson <rth@redhat.com>
+
+ * real.h (enum real_value_class, SIGNIFICAND_BITS, EXP_BITS,
+ MAX_EXP, SIGSZ, SIG_MSB, struct real_value): Move from real.c.
+ (struct realvaluetype): Remove.
+ (REAL_VALUE_TYPE): Use struct real_value.
+ (REAL_VALUE_TYPE_SIZE): Use SIGNIFICAND_BITS.
+ (test_real_width): New.
+ * real.c: Global replace struct real_value with REAL_VALUE_TYPE.
+ (real_arithmetic): Avoid hoops for REAL_VALUE_TYPE parameters.
+ (real_compare, real_exponent, real_ldexp, real_isinf, real_isnan,
+ real_isneg, real_isnegzero, real_identical, exact_real_inverse,
+ real_to_integer, real_to_integer2, real_to_decimal,
+ real_to_hexadecimal, real_from_string, real_from_integer,
+ real_inf, real_nan, real_2expN, real_convert, real_to_target,
+ real_from_target): Likewise.
+ * tree.h (struct tree_real_cst): Use real_value not realvaluetype.
+ * gengtype-yacc.y (bitfieldopt): Accept an ID as well.
+
+2002-09-20 Richard Henderson <rth@redhat.com>
+
+ * real.h (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT,
+ IBM_FLOAT_FORMAT, C4X_FLOAT_FORMAT, TARGET_FLOAT_FORMAT): Move ...
+ * defaults.h: ... here.
+ * config/arm/arm.h, config/avr/avr.h, config/d30v/d30v.h,
+ config/fr30/fr30.h, config/frv/frv.h, config/ia64/ia64.h,
+ config/ip2k/ip2k.h, config/mips/mips.h, config/stormy16/stormy16.h,
+ config/xtensa/xtensa.h (TARGET_FLOAT_FORMAT): Remove.
+
+2002-09-20 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.md ("negdf2"): Rewrite.
+ ("*expanded_negdf2"): New.
+
+2002-09-19 Jim Wilson <wilson@redhat.com>
+
+ * combine.c (simplify_set): When optimizing a subreg src with a
+ cc0 dest, use GET_MODE (src) for mask instead of inner_mode.
+
+2002-09-19 Dale Johannesen <dalej@apple.com>
+ * combine.c (make_extraction): Don't create
+ invalid subreg.
+
+2002-09-19 Roger Sayle <roger@eyesopen.com>
+
+ * tree.c (integer_nonzerop): New predicate for nonzero integers.
+ * tree.h (integer_nonzerop): Add function prototype.
+ * stmt.c (expand_end_loop): Don't rotate the loop when there
+ are no instructions in the test, i.e. the loop is unconditional.
+ (expand_exit_loop_if_false): Optimize RTL generation of loop
+ tests when the condition is always true or always false.
+ * c-semantics.c (genrtl_do_stmt): Optimize RTL generation of
+ do-loops when the condition is always true.
+ (genrtl_for_stmt): Optimize RTL generation of for-loops when
+ the for-expression is empty.
+
+2002-09-19 Zack Weinberg <zack@codesourcery.com>
+
+ * gcc.c (use_pipes): New flag.
+ (process_command): Set it. Adjust check for -pipe conflicting
+ with -time or -save-temps.
+ (do_spec_1): Use it. Handle %|SUFFIX, %mSUFFIX, and
+ %<SWITCH. Drop %| (without a SUFFIX).
+ (handle_braces): Drop %{<SWITCH}, %{^SWITCH}, %{|...}.
+ (give_switch): Third argument eliminated.
+ (invoke_as, @assembler_with_cpp spec): Use %|.s or %m.s
+ depending on AS_NEEDS_DASH_FOR_PIPED_INPUT.
+ (specs documentation comment): Update.
+
+ * config/netbsd-aout.h, config/openbsd.h, config/ptx4.h,
+ config/svr4.h, config/i386/freebsd-aout.h,
+ config/m68k/netbsd-elf.h, config/m68k/netbsd.h,
+ config/m68k/openbsd.h, config/mips/openbsd.h,
+ config/sparc/sparc.h: Define AS_NEEDS_DASH_FOR_PIPED_INPUT
+ instead of putting %| into ASM_SPEC and/or ASM_FINAL_SPEC.
+ * config/avr/avr.h: Delete do-nothing ASM_FINAL_SPEC.
+ * config/cris/cris.h: Update comment.
+
+ * ada/lang-specs.h: Use %(invoke_as). Straighten out
+ error messages. Don't use %{^SWITCH}.
+ * ada/misc.c (gnat_decode_option): Handle -I with a
+ separate argument.
+
+ * f/lang-specs.h: Use %| and %m.
+ * java/jvspec.c: Use %m and %(invoke_as). Change all
+ uses of %{<SWITCH} to %<SWITCH.
+
+ * doc/invoke.texi: Update documentation of specs.
+ * doc/tm.texi: Document AS_NEEDS_DASH_FOR_PIPED_INPUT.
+
+2002-09-19 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (addr_generation_dependency_p): Handle SUBREG
+ and STRICT_LOW_PART within SET_DEST.
+ * config/s390/s390.md ("*extractqi", "*extracthi"): New insns with
+ splitters, replacing pre-reload splitters.
+ ("*zero_extendhisi2_31", "*zero_extendqisi2_31",
+ "*zero_extendqihi2_31"): New insns.
+ ("*zero_extendqihi2_64"): Do not clobber CC.
+
+2002-09-18 Devang Patel <dpatel@apple.com>
+
+ * cp/cp-tree.h: New prototype for walk_vtables().
+ * cp/decl.c (walk_vtables_r): New function.
+ (struct cp_binding_level): Add new members, namespaces,
+ names_size and vtables.
+ (add_decl_to_level): Add decl in namespaces or vtables
+ chain, if conditions match.
+ (walk_vtables): New function.
+ (walk_namespaces_r): Travers separate namespace chain
+ for namespace decls.
+ (wrapup_globals_for_namespace): Use names_size instead
+ of list_length().
+ * cp/decl2.c (finish_file): Use walk_vtables() instead of
+ walk_globals() to walk vtable decls.
+
+2002-09-19 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (CTORS_SECTION_ASM_OP): New.
+ (DTORS_SECTION_ASM_OP): Ditto.
+ (READONLY_DATA_SECTION_ASM_OP): Moved.
+ (DATA_SECTION_ASM_OP): New.
+ (SDATA_SECTION_ASM_OP): New.
+ (BSS_SECTION_ASM_OP): New.
+ (SBSS_SECTION_ASM_OP): New.
+ (TEXT_SECTION_ASM_OP): New.
+
+2002-09-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/fp-bit.c: Follow spelling conventions.
+ * config/d30v/d30v.c: Likewise.
+ * config/d30v/d30v.h: Likewise.
+ * config/fr30/fr30.c: Likewise.
+ * config/fr30/fr30.h: Likewise.
+ * config/fr30/fr30.md: Likewise.
+ * config/frv/frv.c: Likewise.
+ * config/frv/frv.h: Likewise.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/lib1funcs.asm: Likewise.
+ * config/i370/i370.c: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/i386/pentium.md: Likewise.
+ * config/i386/winnt.c: Likewise.
+ * config/i960/i960.c: Likewise.
+ * config/ia64/ia64.h: Likewise.
+ * config/ip2k/ip2k.c: Likewise.
+ * config/ip2k/ip2k.h: Likewise.
+ * config/ip2k/ip2k.md: Likewise.
+ * config/ip2k/libgcc.S: Likewise.
+
+2002-09-19 Stephen Clarke <stephen.clarke@superh.com>
+
+ * config/sh/sh.h (UNSPEC_GOTOFF_P): Define.
+ (GOTOFF_P): Extend to allow gotoff plus constant.
+
+2002-09-18 Richard Henderson <rth@redhat.com>
+
+ * ifcvt.c (noce_process_if_block): Correctly detect X modified
+ with INSN_B before COND_EARLIEST. Don't check A and B for
+ modification in condition range. Reorder INSN_B for A==B properly.
+ (if_convert): Iterate until no matches for a block.
+
+2002-09-18 Richard Henderson <rth@redhat.com>
+
+ * calls.c (store_one_arg): Rename default_align to parm_align;
+ always adjust parm_align for downward padding.
+
+2002-09-18 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (backend_init): Move init_real_once invocation ...
+ (do_compile): ... here.
+
+2002-09-18 Richard Henderson <rth@redhat.com>
+
+ * sibcall.c (optimize_sibling_and_tail_recursive_call): Also remove
+ RTX_UNCHANGING_P markers for successful tail-recursive replacement.
+
+2002-09-18 Richard Henderson <rth@redhat.com>
+
+ * real.c (round_for_format): Collect sticky as unsigned long, not bool.
+
+2002-09-19 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md: (floatdisf2): Rename to
+ floatdisf2_internal1.
+ (floatdisf2): New define_expand.
+ (floatdisf2_internal2): Likewise.
+
+2002-09-18 Richard Henderson <rth@redhat.com>
+
+ * real.c (sticky_rshift_significand): Collect sticky as
+ unsigned long, not bool.
+
+2002-09-18 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_address_cost): New function.
+ config/s390/s390-protos.h (s390_address_cost): Add prototype.
+ config/s390/s390.h (ADDRESS_COST): Call s390_address_cost.
+ (RTX_COST): Use COSTS_N_INSNS.
+
+2002-09-18 Douglas Rupp <rupp@gnat.com>
+ Donn Terry <donnte@microsoft.com>
+
+ * stor-layout.c (place_field): Handle alignment of whole
+ structures when MSVC compatible bitfields are involved.
+ Change method of computing location of MS bitfields to
+ be compatible with #pragma pack(n).
+
+ * tree.h (record_layout_info): Add new field
+ remaining_in_alignment.
+
+ * doc/tm.texi: (TARGET_MS_BITFIELD_LAYOUT_P): Update.
+ (pragma pack): Add paragraph on MSVC bitfield packing.
+
+2002-09-18 Richard Earnshaw (reanrsha@arm.com)
+
+ PR optimization/7967
+ * arm.md (ne_zeroextractsi): Add clobber of the condition code
+ register.
+
+2002-09-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/s390/s390.c: Follow spelling conventions.
+ * config/sh/lib1funcs.asm: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/sh/sh.h: Likewise.
+ * config/sparc/sparc.c: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/sparc/sparc.md: Likewise.
+ * config/stormy16/stormy16.c: Likewise.
+ * config/stormy16/stormy16.h: Likewise.
+ * config/v850/v850.c: Likewise.
+ * config/v850/v850.h: Likewise.
+ * config/vax/vax.c: Likewise.
+ * config/vax/vax.h: Likewise.
+
+2002-09-18 Nick Clifton <nickc@redhat.com>
+
+ * config/rs60000/rs6000.c (rs6000_emit_move): Handle V1DImode moves.
+ * config/rs60000/rs6000.c (SPE_VECTOR_MODE): Include V1DImode.
+ * config/rs6000/spe.md (movv1di, movv1di_internal): New patterns.
+
+2002-09-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * function.c (max_parm_reg_num): Remove.
+ * stmt.c (in_control_zone_p, stmt_loop_nest_empty,
+ drop_through_at_end_p, move_cleanups_up,
+ expand_end_case_dummy, case_index_expr_type): Likewise.
+ * stor-layout.c (pos_from_byte): Likewise.
+ * tree.c (chain_member_value, chain_member_purpose, listify,
+ tree_int_cst_msb, index_type_equal): Likewise.
+ * tree.h: Remove prototypes for unused functions.
+
+2002-09-17 Zack Weinberg <zack@codesourcery.com>
+
+ * ABOUT-GCC-NLS: Remove reference to enquire, and out-of-date
+ statement that the only translation is to en_UK.
+
+2002-09-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.c: Follow spelling conventions.
+ * config/alpha/alpha.h: Likewise.
+ * config/alpha/alpha.md: Likewise.
+ * config/arc/arc.h: Likewise.
+ * config/arm/arm.c: Likewise.
+ * config/arm/arm.h: Likewise.
+ * config/arm/arm.md: Likewise.
+ * config/arm/pe.c: Likewise.
+ * config/arm/unknown-elf.h: Likewise.
+ * config/avr/avr.c: Likewise.
+ * config/avr/avr.h: Likewise.
+ * config/c4x/c4x.c: Likewise.
+ * config/cris/cris.c: Likewise.
+ * config/cris/cris.h: Likewise.
+
+2002-09-17 Samuel Figueroa <figueroa@apple.com>
+
+ * final.c (final_scan_insn): Use new macro ASM_OUTPUT_ALIGN_WITH_NOP.
+ * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP) New macro.
+ * doc/tm.texi (ASM_OUTPUT_ALIGN_WITH_NOP) New description.
+
+2002-09-17 Dale Johannesen <dalej@apple.com>
+
+ * cfgcleanup.c (try_forward_edges): Do not forward a
+ branch to just after a loop exit before loop optimization;
+ this interfered with doloop detection.
+
+2002-09-17 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.c (output_return_instruction): Do not
+ writeback the stack pointer when it is being loaded.
+ (arm_output_epilogue): Likewise.
+
+2002-09-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * optabs.c (prepare_cmp_insn): Let emit_library_call_value
+ generate a pseudo reg that receives the result of a libcall.
+ (prepare_float_lib_cmp): Likewise.
+
+2002-09-17 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/elf.h: Remove CPP_PREDEFINES.
+
+Tue Sep 17 13:58:04 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ Fix PR/7014 and related objc bugs:
+ * c-typeck.c (comp_target_types): Added a reflexive argument.
+ Pass it to ObjC when/if calling objc_comptypes(). Updated all
+ callers to provide the appropriate reflexive argument.
+ * objc/objc-act.c (objc_comptypes): Carefully checked and fixed
+ typechecking for all cases of comparisons and assignments,
+ particularly the obscure and less common ones involving protocols.
+
+2002-09-17 Nick Clifton <nickc@redhat.com>
+
+ * machmode.def (V1DImode): New mode. A single element vector.
+ * tree.h (TI_UV1DI_TYPE, TI_V1DI_TYPE): New tree_index enums.
+ (unsigned_V1DI_type_node, V1D1_type_node): New type nodes.
+ * tree.c (build_common_tree_nodes_2): Build
+ unsigned_V1DI_type_node and V1D1_type_node.
+ * c-common.c (c_common_type_for_mode): Return
+ unsigned_V1DI_type_node or V1D1_type_node for V1DImode.
+ * rtl.c (class_narrowest_): Start integer vector nodes with V1DImode.
+
+Tue Sep 17 13:40:13 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ * doc/objc.texi (Constant string objects): Extended documentation
+ to make clear that the constant string class ivar layout is
+ completely fixed.
+
+2002-09-17 Roger Sayle <roger@eyesopen.com>
+
+ * cfgrtl.c (flow_delete_block_noexpunge): Delete orphaned
+ NOTE_INSN_LOOP_CONT notes when deleting basic blocks.
+
+2002-09-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * config/mips/mips.c (save_restore_insns): Remove unused variable.
+ * gcc.c (make_relative_prefix): Likewise.
+ * loop.c (check_final_value): Likewise.
+ * jump.c (init_label_info): Remove return value.
+ * cse.c (prev_insn): Move variable between #ifdef HAVE_cc0 ... #endif.
+
+2002-09-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * dsp16xx.h (ASM_FORMAT_PRIVATE_NAME): Delete.
+ (ASM_PN_FORMAT): Define.
+
+2002-09-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alpha.h, alpha/vms.h, arc.h, arm/aof.h, arm/aout.h, avr.h,
+ c4x.h, cris.h, d30v.h, fr30.h, frv.h, h8300.h, i370.h, i386.h,
+ i960.h, ia64.h, ip2k.h, m32r.h, m68hc11.h, m68k/3b1.h,
+ m68k/hp320.h, m68k.h, m68k/mot3300.h, m68k/sgs.h, m68k/tower-as.h,
+ m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
+ pa.h, pdp11.h, romp.h, rs6000.h, s390/linux.h, sh.h, sparc.h,
+ stormy16.h, v850.h, vax.h, xtensa.h (ASM_FORMAT_PRIVATE_NAME):
+ Delete.
+ * alpha/vms.h, h8300.h, i370.h, ia64.h, m68k/3b1.h, m68k/hp320.h,
+ m68k/mot3300.h, m68k/sgs.h, m68k/tower-as.h, mmix.h, mn10200.h,
+ mn10300.h, pa.h, v850.h (ASM_PN_FORMAT): Define.
+
+ * defaults.h (ASM_PN_FORMAT, ASM_FORMAT_PRIVATE_NAME): Define.
+ * doc/tm.texi (ASM_FORMAT_PRIVATE_NAME): Update documentation.
+
+2002-09-16 Richard Henderson <rth@redhat.com>
+
+ * expr.c (emit_block_move): Set memory block size as appropriate
+ for the copy.
+
+2002-09-16 Richard Henderson <rth@redhat.com>
+
+ PR fortran/3924
+ * sdbout.c (sdbout_symbol): Don't handle offsets from a symbol.
+
+2002-09-16 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust SIZE
+ as well as OFFSET for BITPOS.
+
+2002-09-16 Jeff Garzik <jgarzik@mandrakesoft.com>
+
+ * config.gcc: Treat winchip_c6-*|winchip2-*|c3-* as pentium-mmx.
+ * config/i386/i386.c (processor_alias_table): Add winchip-c6,
+ winchip2 and c3.
+ * doc/invoke.texi: Mention new aliases.
+
+2002-09-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * calls.c (store_one_arg): Set default alignment for BLKmode arguments
+ to BITS_PER_UNIT when ARGS_GROW_DOWNWARD and the padding direction is
+ downward.
+ * function.c (pad_below): Always compile.
+ (locate_and_pad_parm): If defined ARGS_GROW_DOWNWARD, pad argument to
+ alignment when it is not in a register or REG_PARM_STACK_SPACE is true.
+ Pad below when the argument is not in a register and the padding
+ direction is downward.
+
+ * pa-64.h (MUST_PASS_IN_STACK): Move define to pa.h.
+ (PAD_VARARGS_DOWN): Define.
+ * pa.c (function_arg_padding): Revise padding directions to make them
+ compatible with the 32 and 64-bit runtime architecture documentation.
+ (hppa_va_arg): Add code to handle variable and size zero arguments
+ passed by reference on TARGET_64BIT. Reformat.
+ (function_arg): Use a PARALLEL for BLKmode and aggregates args on
+ TARGET_64BIT. Use a DImode PARALLEL for BLKmode args 5 to 8 bytes
+ wide when !TARGET_64BIT. Move forward check for mode==VOIDmode.
+ Add comments.
+ * pa.h (MAX_PARM_BOUNDARY): Correct define for TARGET_64BIT.
+ (RETURN_IN_MEMORY): Return size zero types in memory.
+ (FUNCTION_VALUE): Return TFmode in general registers.
+ (MUST_PASS_IN_STACK): Define.
+ (FUNCTION_ARG_BOUNDARY): Simplify.
+ (FUNCTION_ARG_PASS_BY_REFERENCE): Pass variable and zero sized types
+ by reference.
+ (FUNCTION_ARG_CALLEE_COPIES): Define to FUNCTION_ARG_PASS_BY_REFERENCE.
+
+2002-09-16 Richard Henderson <rth@redhat.com>
+
+ * real.c (do_fix_trunc): New.
+ (real_arithmetic): Call it.
+ * simplify-rtx.c (simplify_unary_operation): Handle FIX
+ with a floating-point result mode.
+
+2002-09-16 Richard Henderson <rth@redhat.com>
+
+ * builtin-types.def (BT_FN_FLOAT_CONST_STRING): New.
+ (BT_FN_DOUBLE_CONST_STRING, BT_FN_LONG_DOUBLE_CONST_STRING): New.
+ * builtins.def (__builtin_nan, __builtin_nanf, __builtin_nanl): New.
+ (__builtin_nans, __builtin_nansf, __builtin_nansl): New.
+ * builtins.c (fold_builtin_nan): New.
+ (fold_builtin): Call it.
+ * real.c (real_nan): Parse a non-empty string.
+ (round_for_format): Fix NaN significand truncation.
+ * real.h (real_nan): Return bool.
+ * doc/extend.texi: Document new builtins.
+
+2002-09-16 Jason Merrill <jason@redhat.com>
+ Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt.c (ix86_handle_dll_attribute): Set
+ DECL_EXTERN and TREE_PUBLIC for dllimported variables here...
+ (i386_pe_mark_dllimport): Not here.
+
+2002-09-16 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-semantics.c (genrtl_do_stmt): Cope with NULL cond.
+
+2002-09-16 Geoffrey Keating <geoffk@redhat.com>
+
+ * config/rs6000/rs6000.c (build_mask64_2_operands): Suppress
+ warnings about unused operands when HOST_BITS_PER_WIDE_INT is
+ < 64.
+ (rs6000_emit_cmove): Use real_isinf not target_isinf.
+
+2002-09-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * calls.c (emit_library_call_value_1): Don't refer to
+ hard_libcall_value.
+ * optabs.c (prepare_float_lib_cmp): Likewise.
+
+2002-09-16 Geoffrey Keating <geoffk@apple.com>
+
+ * ggc-common.c (ggc_mark_rtx_children_1): Update for changed name
+ mangling.
+
+ The following changes are merged from pch-branch:
+
+ * doc/gty.texi (GTY Options): Document %a.
+ * gengtype.c (do_scalar_typedef): New function.
+ (process_gc_options): Handle `length' option.
+ (set_gc_used_type): A pointer to an array of structures doesn't
+ qualify as a pointer to a structure.
+ (output_escaped_param): Add `%a' escape.
+ (write_gc_structure_fields): Allow 'desc' on array of unions.
+ (main): Define `uint8', `jword' and `JCF_u2' as scalars; use
+ do_scalar_typedef.
+
+ * gengtype.c (enum rtx_code): Make global.
+ (rtx_format): Make global.
+ (rtx_next): New.
+ (gen_rtx_next): New.
+ (write_rtx_next): New.
+ (adjust_field_rtx_def): Skip fields marked by chain_next.
+ (open_base_files): Delete redundant prototype.
+ (write_enum_defn): New.
+ (output_mangled_typename): Correct abort call.
+ (write_gc_marker_routine_for_structure): Handle chain_next and
+ chain_prev options.
+ (finish_root_table): Don't output redundant \n.
+ (main): Call gen_rtx_next, write_rtx_next, write_enum_defn.
+ * c-tree.h (union lang_tree_node): Add chain_next option.
+
+ * gengtype.h (NUM_PARAM): New definition.
+ (struct type): For TYPE_PARAM_STRUCT, allow multiple parameters.
+ * gengtype.c (find_param_structure): New.
+ (adjust_field_type): Handle param<n>_is option.
+ (process_gc_options): Detect use_params option. Update callers.
+ (set_gc_used_type): Add 'param' parameter, update callers. Handle
+ 'use_params' option.
+ (open_base_files): Add splay-tree.h to list of files included.
+ (output_mangled_typename): New.
+ (write_gc_structure_fields): Update 'param' parameter to support
+ multiple parameters. Change name mangling. Allow parameterized
+ fields to have an apparent scalar type. Handle param<n>_is options,
+ use_param option.
+ (write_gc_marker_routine_for_structure): Update for change to name
+ mangling. Better guess the output file for parameterized types.
+ (write_gc_types): Update for change to name mangling.
+ (write_gc_root): Update for change to name mangling. Handle (ignore)
+ param<n>_is options.
+ * doc/gty.texi (GTY Options): Add description of param<n>_is
+ options, use_params option.
+ * ggc.h (ggc_mark_rtx): Update for changed name mangling.
+ * gengtype-lex.l: Produce token for param<n>_is.
+ * gengtype-yacc.y: Parse param<n>_is.
+
+ * gengtype.c (adjust_field_tree_exp): Don't name a variable 'rindex'.
+
+ * rtl.c: Update comment describing rtx_format.
+ * rtl.h (union rtunion): Separate definition and typedef.
+ (struct rtx_def): Use gengtype to mark.
+ * Makefile.in (gengtype.o): Also depend on rtl.def.
+ * ggc.h (ggc_mark_rtx_children): Delete prototype.
+ (ggc_mark_rtx): Change to alias of gengtype-generated routine.
+ * ggc-common.c (ggc_mark_rtx_children): Delete.
+ (ggc_mark_rtx_children_1): Delete.
+ (gt_ggc_m_rtx_def): Delete.
+ * gengtype.c (adjust_field_rtx_def): New.
+ (adjust_field_type): Call adjust_field_rtx_def.
+ (write_gc_structure_fields): Add 'default' case to switch if none
+ is specified; remove unused code.
+
+ * tree.h (struct tree_exp): Update for change to meaning
+ of special.
+ * gengtype.c (adjust_field_tree_exp): New function.
+ (adjust_field_type): Handle `tree_exp' special here.
+ (write_gc_structure_fields): Don't handle `tree_exp' special here.
+ Handle new `dot' option.
+
+ * gengtype.h: Make `info' a pointer-to-const.
+ * gengtype-yacc.y (yacc_ids): Use xasprintf.
+
+ * gengtype.c (write_gc_structure_fields): Remove implementation
+ of `always' option, add `default' option.
+ * doc/gty.texi (GTY Options): Remove documentation of `always',
+ add `default'.
+
+2002-09-16 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * output.h: Remove #ifdef RTX_CODE and #ifdef TREE_CODE.
+
+2002-09-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * m68hc11.md (addhi_sp): Fix uninitialized variable bug.
+
+ * c4x-c.c, c4x.c, darwin.c, i370-c.c, m32r.c: Include tm_p.h
+ instead of the *-protos.h file directly.
+ * t-c4x, t-i370, t-v850: Depend on $(TM_P_H).
+ * darwin.c (machopic_output_stub): Move prototype ...
+ * darwin-protos.h (machopic_output_stub): ... here.
+ * rs6000-protos.h (machopic_output_stub): Don't declare.
+
+2002-09-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (builtin_define_float_constants): Emit __FOO_DENORM_MIN__.
+
+2002-09-16 Richard Henderson <rth@redhat.com>
+
+ * real.c, real.h: Rewrite from scratch.
+
+ * Makefile.in (simplify-rtx.o): Depend on TREE_H.
+ (paranoia): New target.
+ * builtins.c (fold_builtin_inf): Use new real.h interface.
+ * c-common.c (builtin_define_with_hex_fp_value): Likewise.
+ * c-lex.c (interpret_float): Likewise.
+ * emit-rtl.c (gen_lowpart_common): Likewise.
+ * optabs.c (expand_float): Use real_2expN.
+ * config/ia64/ia64.md (divsi3, udivsi3): Likewise.
+ * defaults.h (INTEL_EXTENDED_IEEE_FORMAT): New.
+ (FLOAT_WORDS_BIG_ENDIAN): New.
+ * cse.c (find_comparison_args): Don't pass FLOAT_STORE_FLAG_VALUE
+ directly to REAL_VALUE_NEGATIVE.
+ * loop.c (canonicalize_condition): Likewise.
+ * simplify-rtx.c: Include tree.h.
+ (simplify_unary_operation): Don't handle FIX and UNSIGNED_FIX
+ with floating-point result modes.
+ * toplev.c (backend_init): Call init_real_once.
+
+ * fold-const.c (force_fit_type): Don't call CHECK_FLOAT_VALUE.
+ * tree.c (build_real): Likewise.
+ * config/alpha/alpha.c, config/vax/vax.c (float_strings,
+ float_values, inited_float_values, check_float_value): Remove.
+ * config/alpha/alpha.h, config/m68hc11/m68hc11.h,
+ config/m88k/m88k.h, config/vax/vax.h (CHECK_FLOAT_VALUE): Remove.
+ * doc/tm.texi (CHECK_FLOAT_VALUE): Remove.
+ (VAX_HALFWORD_ORDER): Remove.
+
+2002-09-16 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c: (legitimize_la_operand): Remove, replace by ...
+ (s390_load_address): ... this new function.
+ (s390_decompose_address): Allow the argument pointer and all
+ virtual registers as 'pointer' registers.
+ (s390_expand_plus_operand): Use s390_load_address.
+ config/s390/s390.md (movti, movdi, movdf splitters): Likewise.
+ ("force_la_31"): New insn pattern.
+ config/s390/s390-protos.h (legitimize_la_operand): Remove.
+ (s390_load_address): Add prototype.
+
+ * config/s390/s390.c: Include "optabs.h".
+ (s390_expand_movstr, s390_expand_clrstr, s390_expand_cmpstr): New.
+ config/s390/s390-protos.h (s390_expand_movstr, s390_expand_clrstr,
+ s390_expand_cmpstr): Add prototypes.
+ config/s390/s390.md ("movstrdi", "movstrsi"): Call s390_expand_movstr.
+ ("movstrdi_short"): Rename to "movstr_short_64". Change predicates
+ for operands 0 and 1 to "memory_operand". Add type attribute.
+ ("movstrsi_short"): Rename to "movstr_short_31". Change predicates
+ for operands 0 and 1 to "memory_operand". Add type attribute.
+ ("movstrdi_long", "movstrsi_long"): Remove.
+ ("movstrdi_64"): Rename to "movstr_long_64". Add type attribute.
+ ("movstrsi_31"): Rename to "movstr_long_31". Add type attribute.
+ ("clrstrdi", "clrstrsi"): Call s390_expand_clrstr.
+ ("clrstrsico"): Remove, replace by ...
+ ("clrstr_short_64", "clrstr_short_31"): ... these new patterns.
+ ("clrstrsi_64"): Rename to "clrstr_long_64".
+ ("clrstrsi_31"): Rename to "clrstr_long_31".
+ ("cmpstrdi", "cmpstrsi"): Call s390_expand_cmpstr.
+ ("cmpstr_const"): Remove, replace by ...
+ ("cmpstr_short_64", "cmpstr_short_31"): ... these new patterns.
+ ("cmpstr_64"): Rename to "cmpstr_long_64".
+ ("cmpstr_31"): Rename to "cmpstr_long_31".
+
+2002-09-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ABOUT-NLS: Follow spelling conventions.
+ * ChangeLog: Likewise.
+ * ChangeLog.1: Likewise.
+ * ChangeLog.2: Likewise.
+ * ChangeLog.3: Likewise.
+ * ChangeLog.4: Likewise.
+ * ChangeLog.5: Likewise.
+ * ChangeLog.6: Likewise.
+ * FSFChangeLog.10: Likewise.
+ * FSFChangeLog.11: Likewise.
+ * c-common.c: Likewise.
+ * c-lex.c: Likewise.
+ * c-objc-common.c: Likewise.
+ * cppexp.c: Likewise.
+ * cppinit.c: Likewise.
+ * cpplex.c: Likewise.
+ * doloop.c: Likewise.
+ * flow.c: Likewise.
+ * function.c: Likewise.
+ * integrate.c: Likewise.
+ * loop.c: Likewise.
+ * reg-stack.c: Likewise.
+ * reload.h: Likewise.
+ * ssa.c: Likewise.
+
+2002-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (vmsdbgout.o): Depend on $(TARGET_H)
+ * vmsdbgout.c: Include "target.h".
+
+2002-09-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ChangeLog: Follow spelling conventions.
+ * ChangeLog.0: Likewise.
+ * ChangeLog.1: Likewise.
+ * ChangeLog.2: Likewise.
+ * ChangeLog.4: Likewise.
+ * ChangeLog.6: Likewise.
+ * config.gcc: Likewise.
+ * dwarfout.c: Likewise.
+ * reload1.c: Likewise.
+ * simplify-rtx.c: Likewise.
+ * unwind-sjlj.c: Likewise.
+ * config/avr/avr.h: Likewise.
+ * config/d30v/d30v.h: Likewise.
+ * config/frv/frv.c: Likewise.
+ * config/frv/frv.h: Likewise.
+ * config/ip2k/ip2k.h: Likewise.
+ * config/m88k/m88k-move.sh: Likewise.
+ * config/stormy16/stormy16.c: Likewise.
+ * config/stormy16/stormy16.h: Likewise.
+ * doc/extend.texi: Likewise.
+ * doc/interface.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/md.texi: Likewise.
+ * doc/rtl.texi: Likewise.
+ * doc/tm.texi: Likewise.
+ * doc/trouble.texi: Likewise.
+ * ginclude/float.h: Likewise.
+ * treelang/treelang.texi: Likewise.
+
+2002-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * i386-protos.h (i386_pe_dllexport_name_p,
+ i386_pe_dllimport_name_p, i386_pe_unique_section,
+ i386_pe_declare_function_type, i386_pe_record_external_function,
+ i386_pe_record_exported_symbol, i386_pe_asm_file_end): Add
+ prototype.
+ * i386/t-cygwin (winnt.o): Depend on $(TM_P_H).
+ * i386/t-interix (winnt.o): Likewise.
+
+ * v850-protos.h (v850_output_addr_const_extra): Prototype.
+
+2002-09-15 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Add
+ MIPS ABI CPP macros.
+ (TARGET_CPU_CPP_BUILTINS): Redefine.
+ (SUBTARGET_EXTRA_SPECS): Remove subtarget_endian_default.
+ (SUBTARGET_ENDIAN_DEFAULT_SPEC): Remove.
+
+2002-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ia64/aix.h (TARGET_OS_CPP_BUILTINS): Fix typo.
+
+2002-09-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ChangeLog: Follow spelling conventions.
+ * ChangeLog.0: Likewise.
+ * ChangeLog.1: Likewise.
+ * ChangeLog.2: Likewise.
+ * ChangeLog.3: Likewise.
+ * ChangeLog.4: Likewise.
+ * ChangeLog.5: Likewise.
+ * ChangeLog.6: Likewise.
+ * FSFChangeLog.10: Likewise.
+ * FSFChangeLog.11: Likewise.
+ * c-common.c: Likewise.
+ * c-common.h: Likewise.
+ * c-format.c: Likewise.
+ * c-opts.c: Likewise.
+ * cpplib.c: Likewise.
+ * langhooks.h: Likewise.
+ * real.c: Likewise.
+ * reg-stack.c: Likewise.
+ * toplev.c: Likewise.
+ * config/arm/arm.c: Likewise.
+ * config/arm/arm.md: Likewise.
+ * config/arm/linux-gas.h: Likewise.
+ * config/arm/netbsd.h: Likewise.
+ * config/c4x/c4x.c: Likewise.
+ * config/c4x/c4x.h: Likewise.
+ * config/c4x/c4x.md: Likewise.
+ * config/c4x/libgcc.S: Likewise.
+ * config/fr30/fr30.md: Likewise.
+ * config/frv/frv.md: Likewise.
+ * config/ia64/ia64.md: Likewise.
+ * config/mips/mips.h: Likewise.
+ * config/mn10300/mn10300.c: Likewise.
+ * config/stormy16/stormy16.c: Likewise.
+ * config/v850/v850.md: Likewise.
+ * doc/extend.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/md.texi: Likewise.
+
+2002-09-15 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/netbsd.h (LIB_SPEC): Include the appropriate pthread
+ library if -pthread is specified.
+
+2002-09-15 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (*-*-netbsd*): Set thread_file to 'posix'
+ for --enable-threads=yes and --enable-threads=posix.
+
+2002-09-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sparc/cypress.md: Replace Sparc with SPARC.
+ * config/sparc/freebsd.h: Likewise.
+ * config/sparc/gmon-sol2.c: Likewise.
+ * config/sparc/hypersparc.md: Likewise.
+ * config/sparc/lb1spc.asm: Likewise.
+ * config/sparc/lb1spl.asm: Likewise.
+ * config/sparc/linux.h: Likewise.
+ * config/sparc/linux64.h: Likewise.
+ * config/sparc/lynx.h: Likewise.
+ * config/sparc/sol2.h: Likewise.
+ * config/sparc/sparc-modes.def: Likewise.
+ * config/sparc/sparc.c: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/sparc/sparc.md: Likewise.
+ * config/sparc/sparclet.md: Likewise.
+ * config/sparc/supersparc.md: Likewise.
+ * config/sparc/sysv4.h: Likewise.
+ * config/sparc/vxsim.h: Likewise.
+ * config/sparc/vxsparc64.h: Likewise.
+
+2002-09-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-lex.c (cb_ident): Mark variable with ATTRIBUTE_UNUSED.
+ * collect2.c (ignore_library, aix_std_libs): Move into the context
+ where it is used.
+ * m68hc11.c (m68hc11_autoinc_compatible_p): Delete prototype.
+ (autoinc_mode, m68hc11_make_autoinc_notes): Add prototypes.
+ * m88k.c (output_call): Wrap variables with macro controlling use.
+ * rs6000.md: Likewise. Const-ify variable.
+ * sh.h (ASM_OUTPUT_LABELREF): Likewise.
+ * final.c (only_leaf_regs_used): Likewise.
+ * regrename.c (maybe_mode_change): Mark parameter with
+ ATTRIBUTE_UNUSED.
+ * reload.c (find_valid_class): Likewise. Likewise for variable.
+ (find_reloads_address_1): Likewise.
+ * varasm.c (weak_finish): Wrap variable with macro controlling use.
+
+2002-09-14 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (output.h): Move after inclusion of tree.h.
+
+2002-09-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * ChangeLog: Follow spelling conventions.
+ * ChangeLog.0: Likewise.
+ * ChangeLog.2: Likewise.
+ * ChangeLog.3: Likewise.
+ * ChangeLog.4: Likewise.
+ * ChangeLog.5: Likewise.
+ * ChangeLog.6: Likewise.
+ * cppfiles.c: Likewise.
+ * cppinit.c: Likewise.
+ * cpplib.h: Likewise.
+ * cse.c: Likewise.
+ * debug.h: Likewise.
+ * df.c: Likewise.
+ * dominance.c: Likewise.
+ * hashtable.c: Likewise.
+ * hashtable.h: Likewise.
+ * loop.c: Likewise.
+ * config/arm/README-interworking: Likewise.
+ * config/arm/arm.c: Likewise.
+ * config/arm/arm.h: Likewise.
+ * config/arm/arm.md: Likewise.
+ * config/dsp16xx/dsp16xx.h: Likewise.
+ * config/frv/frv.c: Likewise.
+ * config/frv/frv.h: Likewise.
+ * config/ip2k/ip2k.h: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ * config/stormy16/stormy-abi: Likewise.
+ * config/stormy16/stormy16.h: Likewise.
+ * config/v850/v850.c: Likewise.
+
+2002-09-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * loop.c: Fix a comment typo.
+
+2002-09-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/fr30/fr30.h: Fix comment typos.
+ * config/frv/frv.c: Likewise.
+ * config/i386/xmmintrin.h: Likewise.
+ * config/mips/mips.c: Likewise.
+ * config/sh/sh.c: Likewise.
+
+2002-09-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * haifa-sched.c: Follow spelling conventions.
+ * regclass.c: Likewise.
+ * regrename.c: Likewise.
+ * config/fp-bit.c: Likewise.
+ * config/frv/frv.h: Likewise.
+ * config/m88k/m88k.c: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/rs6000/darwin.h: Likewise.
+ * config/rs6000/gnu.h: Likewise.
+ * config/rs6000/linux.h: Likewise.
+ * config/rs6000/linux64.h: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/sparc/sparc.c: Likewise.
+ * config/sparc/ultra1_2.md: Likewise.
+
+2002-09-14 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("movdi_internal"): Allow any offsetable
+ memory operand when source is 0 (K constraint).
+ ("movsi_internal"): Likewise.
+ ("movdf_internal"): Likewise.
+ ("movsf_internal"): Likewise.
+
+2002-09-14 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Use
+ targetm.binds_local_p to set SYMBOL_REF_FLAG.
+ (rs6000_xcoff_encode_section_info): Likewise.
+ * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
+
+2002-09-10 Theodore A. Roth <troth@verinet.com>
+
+ * gcc/config/avr/avr.h: Set default options for C++ for avr.
+
+2002-09-13 Roger Sayle <roger@eyesopen.com>
+
+ * stmt.c (struct nexting): Remove unused alt_end_label field.
+ (expand_start_loop): Delete initialization of alt_end_label.
+ (expand_start_null_loop): Likewise.
+ (expand_exit_loop_if_false): Delete updating of alt_end_label.
+
+2002-09-13 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (toplev.o): Depend on real.h.
+ (print-rtl.o, varasm.o, ifcvt.o): Likewise.
+
+2002-09-14 Alan Modra <amodra@bigpond.net.au>
+
+ * doc/tm.texi (DBX_OUTPUT_NFUN): Describe.
+ * dbxout.c (dbxout_function_end): Use DBX_OUTPUT_NFUN.
+ * config/rs6000/linux64.h (DBX_OUTPUT_NFUN): Define.
+
+2002-09-13 Nathan Sidwell <nathan@codesourcery.com>
+
+ * ggc-common.c (ggc_mark_roots): Don't iterate NULL hash tables.
+
+2002-09-13 Steve Ellcey <sje@cup.hp.com>
+
+ * config.gcc (ia64*-*-aix*, ia64*-*-elf*, ia64*-*-freebsd*,
+ ia64*-*-linux*): Set extra_parts.
+ * config/ia64/t-aix (EXTRA_PARTS): Remove.
+ * config/ia64/t-ia64 (EXTRA_PARTS): Remove.
+
+2002-09-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/fixunssfsi.c: Replace H8/S with H8S.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/h8300.h: Likewise.
+ * config/h8300/h8300.md: Likewise.
+ * doc/invoke.texi: Likewise.
+
+2002-09-13 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_init_once): Fix formatting.
+
+2002-09-13 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (attr type): Add callpal.
+ (imb, trap, load_tp, set_tp): Use it.
+ * config/alpha/ev4.md (ev4_callpal): New.
+ * config/alpha/ev5.md (ev5_callpal): New.
+ * config/alpha/ev6.md (ev6_ibr): Handle callpal.
+ * config/alpha/alpha.c (alphaev4_insn_pipe): Handle TYPE_CALLPAL.
+ (alphaev5_insn_pipe): Likewise.
+
+2002-09-13 Andreas Jaeger <aj@suse.de>
+
+ * Makefile.in (print-rtl.o): Depend on CONFIG_H.
+
+2002-09-13 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/t-hpux (LIBGCC1_TEST, STMP_FIXPROTO,
+ LIB2ADDEH): New, set to NULL.
+ (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL, SHLIB_MKMAP): New.
+
+2002-09-13 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/quadlib.c (_U_Qfcmp): Make extern.
+ (_U_Qfcnvfxt_quad_to_sgl): Remove declaration.
+ (_U_Qfeq, _U_Qfne, _U_Qfgt, _U_Qfge, U_Qflt, U_Qfle, _U_Qfcomp):
+ Add declarations.
+ (_U_Qfneg): Remove.
+
+2002-09-13 Dhananjay Deshpande <dhananjayd@kpit.com>
+
+ * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Add support
+ for H8/300, H8S aa:8 mode.
+ (TINY_CONSTANT_ADDRESS_P): Add support for H8S aa:16 mode.
+ * config/h8300/h8300.c (h8300_adjust_insn_length): Adjust length
+ for H8/300 aa:8 mode.
+
+2002-09-13 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/s390/s390.md ("trap", "conditional_trap", "*trap"): New
+ insns.
+
+2002-09-12 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (HOST_PRINT): Use print-rtl1.o
+ (print-rtl.o): Don't define GENERATOR_FILE.
+ (print-rtl1.o): Rename from $(BUILD_PREFIX_1)print-rtl.o.
+ * print-rtl.c (print_rtx): Include CONST_DOUBLE fp decimal output
+ unless GENERATOR_FILE.
+
+2002-09-12 Stan Shebs <shebs@apple.com>
+
+ * config/darwin.h (USER_LABEL_PREFIX): Define here...
+ * config/i386/darwin.h: ... instead of here.
+
+ * target.h (struct gcc_target): New field
+ terminate_dw2_eh_frame_info.
+ * target-def.h (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
+ (TARGET_INITIALIZER): Add it.
+ * dwarf2out.c (output_call_frame_info): Use target hook.
+ * dwarf2asm.c (dw2_asm_output_delta): Use macro
+ ASM_OUTPUT_DWARF_DELTA if defined.
+ * doc/tm.texi (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Document.
+ (ASM_OUTPUT_DWARF_DELTA): Ditto.
+ (ASM_OUTPUT_DWARF_OFFSET): Ditto.
+ (ASM_OUTPUT_DWARF_PCREL): Ditto.
+ * config.gcc (i[34567]86-*-darwin*): Define extra_parts.
+ (powerpc-*-darwin*): Ditto.
+ * crtstuff.c [OBJECT_FORMAT_MACHO]: Update the Mach-O bits
+ to work correctly for Darwin.
+ * config/darwin.h (OBJECT_FORMAT_MACHO): Define.
+ (STARTFILE_SPEC): Add crtbegin.o.
+ (ENDFILE_SPEC): Define.
+ (EXTRA_SECTION_FUNCTIONS): Put gcc_except_tab in data segment.
+ (ASM_PREFERRED_EH_DATA_FORMAT): Handle more cases.
+ (ASM_OUTPUT_DWARF_DELTA): Define.
+ (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
+ * config/darwin.c (darwin_asm_output_dwarf_delta): New function.
+
+2002-09-13 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Remove "if"
+ nesting. Correct test for non-PowerPC64 ELF ABI_AIX.
+ * config/rs6000/rs6000.md (load_toc_v4_PIC*): Disable when ABI_AIX.
+
+2002-09-12 Zack Weinberg <zack@codesourcery.com>
+
+ * toplev.c: Move default definition of USER_LABEL_PREFIX...
+ * defaults.h: ... here.
+
+2002-09-12 Richard Henderson <rth@redhat.com>
+
+ * vax.c: Include tree.h earlier.
+
+2002-09-12 Stan Shebs <shebs@apple.com>
+
+ * config/darwin.c (machopic_finish): Remove #if 0 chunks.
+ (machopic_operand_p): Ditto.
+
+2002-09-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.c (arm_compute_initial_elimination_offset):
+ Fix a comment typo.
+
+2002-09-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * toplev.c (do_abort): Fix a comment typo.
+
+2002-09-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cselib.c: Fix comment formatting.
+ * gengtype.c: Likewise.
+
+2002-09-12 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (udivmodqi4): Do not use an expander.
+ (udivmodhi4): Likewise.
+
+2002-09-12 Graham Stott <graham.stott@btinternet.com>
+ Roger Sayle <roger@eyesopen.com>
+
+ * i386.c (any_fp_register_operand, fp_register_operand,
+ register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand):
+ New predicate functions.
+ * i386-protos.h: Add their prototypes.
+ * i386.h: Add them to PREDICATE_CODES.
+ * i386.md ("*pushsf_rex64"+2, "*pushsf_rex64"+3, "*pushdf_integer"+1,
+ "*pushdf_integer"+2, "*pushtf_integer"+1, "*pushtf_integer"+2,
+ "*pushtf_integer"+3, "*pushtf_integer"+4, "*dummy_extendsfdf2"+1,
+ "*dummy_extendsfdf2"+2, "*dummy_extendsfxf2"+1,
+ "*dummy_extendsftf2"+1, "*dummy_extendsftf2"+2,
+ "*dummy_extenddfxf2"+1, "*dummy_extenddftf2"+1,
+ "*dummy_extenddftf2"+2, "*negsf2_if"+1, "*negsf2_if"+2,
+ "*negdf2_if_rex64"+1, "*negdf2_if_rex64"+2, "*negxf2_if"+1,
+ "*negxf2_if"+2, "*negtf2_if"+1, "*negtf2_if"+2, "*abssf2_if"+1,
+ "*abssf2_if"+2, "*absdf2_if_rex64"+1, "*absdf2_if_rex64"+2,
+ "*absxf2_if"+1, "*absxf2_if"+2, "*abstf2_if"+1, "*abstf2_if"+2):
+ Use these new predicates to simplify and correct the use of
+ FP_REG_P, ANY_FP_REG_P, FP_REGNO_P and any ANY_FP_REGNO_P.
+
+2002-09-12 Jason Merrill <jason@redhat.com>
+
+ * diagnostic.c (output_add_identifier): New fn.
+ * diagnostic.h: Declare it.
+
+ * calls.c (store_one_arg): Use size_in_bytes to determine the
+ amount of space to push.
+
+2002-09-12 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/linux64.h (STARTFILE_SPEC32): Fix a typo.
+
+2002-09-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-modes.def (CCAPmode, CCANmode): New CC modes.
+ * config/s390/s390.c (s390_match_ccmode_set): Support new CC modes.
+ (s390_select_ccmode): Likewise.
+ (s390_branch_condition_mask): Likewise.
+ (optimization_options): Do not set flag_branch_on_count.
+ (s390_split_branches): Handle doloop branches.
+ (s390_chunkify_pool): Likewise.
+ * config/s390/s390.md ("*adddi3_imm_cc", "*addsi3_imm_cc"): New insns.
+ ("doloop_end"): New expander.
+ ("doolop_si", "*doloop_si_long", "doloop_di", "*doloop_di_long",
+ associated splitters): New.
+
+2002-09-11 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * genattrtab.c (simplify_cond): Remove unused variable(s).
+ * global.c (record_conflicts): Likewise.
+ * jump.c (rebuild_jump_labels): Likewise.
+ * loop.c (scan_loop, check_final_value): Likewise.
+ * ra-colorize.c (colorize_one_web, assign_colors): Likewise.
+ * reload1.c (eliminate_regs_in_insn, do_input_reload): Likewise.
+ * rtlanal.c (reg_set_p): Likewise.
+ * stmt.c (expand_asm_operands, expand_decl): Likewise.
+ * genautomata.c (empty_reserv): Remove.
+ * loop.c (max_luid): Likewise.
+ * sched-rgn.c (bitlst_table_size): Likewise.
+
+2002-09-11 Nathan Sidwell <nathan@codesourcery.com>
+
+ Reimplement gcov format.
+ * gcov-io.h: Replace.
+ * gcov.c: Reimplement.
+ * gcov-iov.c: New file.
+ * gcov-dump.c: New file.
+ * libgcc2.c (L_bb): Replace with ...
+ (L_gcov): ... this.
+ (struct bb_function_info, struct bb): Remove.
+ (inhibit_libc): Never inhibit.
+ (gcov_list, gcov_crc): New static variables.
+ (gcov_version_mismatch): New static function.
+ (__bb_exit_func): Renamed to ...
+ (__gcov_exit): ... here. Made static. Reimplement.
+ (__gcov_init_func): Rename to ...
+ (__gcov_init): ... here. Check version, update crc.
+ (__bb_fork_func): Rename to ...
+ (__gcov_flush): ... here.
+ * libgcc2.h (struct bb, __bb_exit_func, __bb_init_func,
+ __bb_fork_func, gcov_type, __bb_find_arc_counters): Remove.
+ * calls.c (expand_call): Call __gcov_flush.
+ * profile.c (bb_file, last_bb_file_name): Remove.
+ (bbg_file_name): New global variable.
+ (output_gcov_string): Remove.
+ (get_exec_counts): Reimplement.
+ (branch_prob): Reimplement gcov file writing.
+ (init_branch_prob): Create bbg_file_name, don't create
+ bb_file_name.
+ (end_branch_prob): Adjust. Don't remove counter file when
+ instrumenting ourselves.
+ (create_profiler): Adjust.
+ * doc/gcov.texi (Gcov Data Files): Remove detailed specification,
+ point to gcov-io.h.
+ * Makefile.in (LANGUAGES): Add gcov-dump.
+ (coverageexts): Remove .bb.
+ (STAGESTUFF): Add gcov-dump.
+ (LIB2FUNCS_ST): Replace _bb with _gcov.
+ (profile.o): Depend on gcov-iov.h.
+ (final.o): Don't depend on profile.h, gcov.h.
+ (gcov.o): Depend on gcov-iov.h.
+ (gcov-iov.o): New target.
+ (gcov-iov): New target.
+ (gcov-iov.h): New target.
+ (gcov-dump.o): New target.
+ (GCOV_DUMP_OBJS): New variable.
+ (gcov-dump): New target.
+ (distclean): Remove coverageexts.
+ (stage1): Remove coverageexts.
+
+2002-09-11 Hartmut Penner <hpenner@de.ibm.com>
+
+ * fold-const.c (make_range): Only narrow to signed range if
+ the signed range is smaller than the unsigned range.
+
+2002-09-12 Alan Modra <amodra@bigpond.net.au>
+
+ * emit-rtl.c (set_mem_size): New function.
+ * expr.h (set_mem_size): Declare.
+ * config/rs6000/rs6000.c (expand_block_move_mem): Exterminate.
+ (expand_block_move): Instead, use adjust_address and
+ replace_equiv_address to generate proper aliasing info.
+ Move common code out of conditionals. Localize vars.
+
+2002-09-11 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * optabs.c (expand_binop): Minor cleanup.
+ (expand_twoval_binop): Convert CONST_INTs like in expand_binop.
+
+2002-09-11 Dan Nicolaescu <dann@ics.uci.edu>
+
+ * print-tree.c (print_node): Print the restrict qualifier.
+
+2002-09-11 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/install.texi: Fix typos.
+
+2002-09-11 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in: Remove all references to s-under and underscore.c.
+ * collect2.c, tlink.c: Change all uses of prepends_underscore
+ to look directly at USER_LABEL_PREFIX.
+
+2002-09-11 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Append
+ alignment to csect.
+ (rs6000_xcoff_unique_section): Only set section name for public
+ data.
+ (rs6000_xcoff_section_type_flags): Store log2 alignment in flags.
+ * config/rs6000/xcoff.h (TARGET_ASM_SELECT_SECTION): Remove
+ duplicate definition.
+
+2002-09-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.md (extzv): Check predicates before emitting extzv_32.
+ (insv): Likewise.
+
+2002-09-10 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (MOVE_MAX): Define to correct value.
+ (MAX_MOVE_MAX): Define.
+ (MOVE_BY_PIECES_P): Define.
+ (CLEAR_BY_PIECES_P): Define.
+
+2002-09-10 Denis Chertykov <denisc@overta.ru>
+
+ * config/avr/avr.md (movstrhi): Use right operands for conversion.
+
+2002-09-10 Richard Earnshaw <rearnsha@arm.com>
+
+ PR c/7873
+ * arm.md (insv): Use reg_or_int_operand for operand[3].
+
+2002-09-10 David Edelsohn <edelsohn@gnu.org>
+
+ * rs6000.c (rs6000_assemble_visibility): Protect declaration
+ inside macro. Correct function definition typo.
+ (rs6000_xcoff_section_type_flags): New function.
+ (TARGET_SECTION_TYPE_FLAGS): Remove definition.
+ (rs6000_elf_section_type_flags): Call default_section_type_flags_1
+ with appropriate PIC test.
+ (rs6000_xcoff_select_section): Use decl_readonly_section_1 to
+ determine readonly.
+ (rs6000_binds_local_p): Combine PIC flags.
+ * sysv4.h (TARGET_SECTION_TYPE_FLAGS): Define.
+ * xcoff.h (TARGET_SECTION_TYPE_FLAGS): Define.
+
+2002-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * h8300.md: Fix signed/unsigned warnings.
+ * mcore.md: Likewise.
+ * mn10300.c (mask_ok_for_mem_btst): Likewise.
+
+2002-09-09 Per Bothner <per@bothner.com>
+
+ * print-tree.c (print_node): In a STRING_CST, escape non-ascii
+ characters, and only print TREE_STRING_LENGTH chars.
+
+2002-09-09 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (TARGET_HPUX_LD): New, define true.
+ (ASM_FILE_END) New.
+ * config/ia64/ia64.h (TARGET_HPUX_LD): New, define false.
+ * config/ia64/ia64-protos.h (ia64_hpux_asm_file_end): New.
+ * config/ia64/ia64.c (ia64_asm_output_external): Create list
+ of external functions if TARGET_HPUX_LD is true.
+ (ia64_hpux_add_extern_decl): New, routine to put names on
+ list of external functions.
+ (ia64_hpux_asm_file_end): Put out declarations for external
+ functions if and only if they are used.
+
+2002-09-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.md (exception_receiver, builtin_setjmp_receiver): Add blockage
+ on TARGET_64BIT before pic register restore.
+
+2002-09-09 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/tm.texi (TARGET_HAVE_SRODATA_SECTION): New description.
+ (TARGET_HAVE_TLS): New description.
+
+2002-09-09 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/extend.texi (Statement Exprs): Fix broken link.
+
+2002-09-09 Denis Chertykov <denisc@overta.ru>
+
+ * config/avr/avr.md (movstrhi, clrstrhi): Use gen_int_mode for
+ right conversion of operands[1].
+
+2002-09-09 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*tmdi_reg", "*tmsi_reg"): Do not mark as
+ commutative. Use "nonimmediate_operand" instead of "register_operand"
+ as predicate for operand 0. Move to after the "*tmXX_mem" insns.
+
+ ("*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem"): Do not mark
+ as commutative.
+
+ ("*anddi3_ni", "*andsi3_ni", "*iordi3_ni", "*iorsi3_ni"): Do not
+ mark as commutative. Use "nonimmediate_operand" instead of
+ "register_operand" as predicate for operand 1.
+
+ ("movstrictsi"): Fix typo in insn name.
+
+2002-09-09 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (index_register_operand): New.
+ * i386.h (predicate_codes): Add new predicate.
+ * i386.md (lea_general_*): Use index_register_operand
+ (ashift to lea splitter): Do not produce invalid leas
+ (ashift to mov+ashift split): New.
+
+2002-09-09 Nick Clifton <nickc@redhat.com>
+
+ * config/fr30/fr30.c (output.h): Move after inclusion of tree.h.
+ Fix folding marks.
+
+2002-09-09 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
+ J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh/sh.h (OVERRIDE_OPTIONS): align_functions is in bytes, not bits.
+
+2002-09-09 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_binds_local_p): Return bool.
+ (function_ok_for_sibcall): Use binds_local_p. Respect longcall
+ attributes.
+
+2002-09-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * basic_block.h (gcov_type): Explain why it is signed.
+ * final.c: Don't include profile.h.
+ (struct function_list, functions_head, functions_tail,
+ end_final): Moved to profile.c
+ (final): Move arc chaining code to profile.c.
+ * function.c (prepare_function_start): Remove duplicate line.
+ * output.h (end_final): Remove prototype.
+ * predict.c (estimate_loops_at_level): Use gcov_type.
+ * profile.c (struct function_list, functions_head,
+ functions_tail): Moved from final.c
+ (need_func_profiler): Remove.
+ (instrument_edges): Don't set need_func_profiler.
+ (get_exec_counts): Avoid signed/unsigned warning.
+ (compute_checksum): Use crc32.
+ (branch_prob): Adjust. Chain onto functions_head.
+ (init_branch_prob): Absorb init_edge_profiler.
+ (init_edge_profiler): Remove.
+ (create_profiler): Moved and renamed from final.c:end_final.
+ Emit data and constructor.
+ (output_func_start_profiler): Remove.
+ * profile.h (struct profile_info): checksum is unsigned.
+ * rtl.h (output_func_start_profiler): Remove prototype.
+ (create_profiler): Declare.
+ * toplev.c (compile_file): Call create_profiler, if instrumenting
+ arcs. Don't call end_final.
+
+2002-09-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * fr30.c (fr30_print_operand): Fix bug in output of CONST_DOUBLE.
+
+2002-09-08 Richard Henderson <rth@redhat.com>
+
+ * dwarf2.h (DW_OP_call_ref): Rename from DW_OP_calli.
+ (DW_OP_GNU_push_tls_address): New.
+ (DW_OP_lo_user): Fix.
+ * dwarf2out.c (INTERNAL_DW_OP_tls_addr): New.
+ (dwarf_stack_op_name): Handle it, plus other dwarf3 opcodes.
+ (size_of_loc_descr): Likewise.
+ (output_loc_operands): Handle INTERNAL_DW_OP_tls_addr.
+ (add_AT_location_description): Take a dw_loc_descr_ref not an rtx.
+ (loc_descriptor_from_tree): Handle TLS variables.
+ (rtl_for_decl_location): Do avoid_constant_pool_reference here ...
+ (add_location_or_const_value_attribute): ... not here. Defer
+ to loc_descriptor_from_tree for TLS variables.
+
+ * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): New.
+ * config/i386/i386.c (i386_output_dwarf_dtprel): New.
+ * config/i386/i386-protos.h: Update.
+
+2002-09-08 Roger Sayle <roger@eyesopen.com>
+
+ PR optimization/6405
+ * unroll.c (loop_iterations): last_loop_insn should be the previous
+ non-note instruction before loop->end.
+ * loop.c (strength_reduce): The conditional jump is the last
+ non-note instruction before loop->end (as above).
+
+2002-09-08 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c (try_combine): Handle the case that undobuf.other_insn
+ has been turned into a return or unconditional jump, by inserting
+ a BARRIER if necessary.
+ (simplify_set): Test if a condition code setter has a constant
+ comparison at compile time, if so convert this insn to a no-op move
+ and update/simplify the condition code user (undobuf.other_insn).
+
+2002-09-08 Krister Walfridsson <cato@df.lth.se>
+
+ * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Redefine.
+ (CLEAR_INSN_CACHE): Define.
+
+2002-09-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * basic-block.h: Fix comment formatting.
+ * c-common.c: Likewise.
+ * c-common.h: Likewise.
+ * c-lex.c: Likewise.
+ * c-pretty-print.c: Likewise.
+ * cfglayout.c: Likewise.
+ * cfgloop.c: Likewise.
+ * defaults.h: Likewise.
+ * et-forest.c: Likewise.
+ * explow.c: Likewise.
+ * function.h: Likewise.
+ * gcov.c: Likewise.
+ * genattrtab.c: Likewise.
+ * gengtype.c: Likewise.
+ * ifcvt.c: Likewise.
+ * libgcc2.c: Likewise.
+ * loop.c: Likewise.
+ * profile.c: Likewise.
+ * ra-build.c: Likewise.
+ * real.c: Likewise.
+ * rtl.h: Likewise.
+ * tracer.c: Likewise.
+ * tree-inline.c: Likewise.
+ * varasm.c: Likewise.
+
+2002-09-08 Jan Hubicka <jh@suse.cz>
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix array_ref
+ handling.
+
+ * loop.c (loop_givs_reduce): Emit addition after.
+
+2002-09-08 Alan Modra <amodra@bigpond.net.au>
+
+ * varasm.c (default_assemble_visibility): Rename from
+ assemble_visibility.
+ * output.h: Here too.
+ * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): And here.
+ * config/rs6000/rs6000.c (rs6000_assemble_visibility): And here.
+
+2002-09-08 Alan Modra <amodra@bigpond.net.au>
+
+ * reload.c (find_reloads <p constraint>): Pass operand_mode to
+ find_reloads_address.
+
+2002-09-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (udivmodqi4): Enable on H8/300.
+ (anonymous pattern): Likewise.
+
+2002-09-07 Igor Shevlyakov <igor@microunity.com>
+
+ * machmode.def: Add modes for half-float vectors.
+
+2002-09-07 Scott Snyder <snyder@fnal.gov>
+
+ PR target/7374
+ * config/alpha/alpha.md (abstf2): Fix typo: 'neg' for 'abs'.
+
+2002-09-07 Roger Sayle <roger@eyesopen.com>
+
+ * basic-block.h (struct loop): Remove unused cont_dominator field.
+
+2002-09-07 Igor Shevlyakov <igor@microunity.com>
+
+ * varasm.c (decode_rtx_const): Don't check undefined field for
+ CONST_VECTOR.
+
+2002-09-07 Glen Nakamura <glen@imodulo.com>
+
+ PR opt/7814
+ * sched-deps.c (sched_analyze_insn): Make sure to add insn
+ to reg_last->sets after flushing the dependency lists to guarantee
+ that subsequent clobbers will be dependent on it.
+
+2002-09-07 Igor Shevlyakov <igor@microunity.com>
+
+ * combine.c (simplify_shift_const): Calculate rotate count
+ correctly for vector operands.
+
+2002-09-07 Ansgar Esztermann <ansgar@thphy.uni-duesseldorf.de>
+
+ * c-typeck.c (c_tree_expr_nonnegative_p): New function.
+ (build_binary_op): Call c_tree_expr_nonnegative_p rather than
+ tree_expr_nonnegative_p.
+ (build_conditional_expr): Likewise.
+ * c-tree.h (c_tree_expr_nonnegative_p): Declare.
+
+2002-09-07 Richard Henderson <rth@redhat.com>
+
+ * builtins.def (inf, inff, infl): Mark const.
+ (huge_val, huge_valf, huge_vall): Likewise.
+ (BUILT_IN_GETEXP, BUILT_IN_GETMAN): Remove.
+
+ * real.c (ereal_inf): Clear E before use.
+
+2002-09-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (udivmodqi4): Split the pattern into
+ an expander and an anonymous pattern. Zero out the upper half
+ of the dividend in the expander.
+ (udivmodqi4): Likewise.
+
+2002-09-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c: Fix formatting.
+ * config/h8300/h8300.h: Likewise.
+ * config/h8300/h8300.md: Likewise.
+
+2002-09-07 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgcleanup.c (try_crossjump_to_edge): Fix updating of liveness
+ information.
+
+2002-09-07 Graham Stott <graham.stott@btinternet.com>
+
+ * rtlanal.c (dead_or_set_regno_p): Fix typo.
+
+2002-09-07 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
+
+ * doc/tm.texi (TARGET_ASM_ASSEMBLE_VISIBILITY): Describe.
+ * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
+ (TARGET_ASM_OUT): Add the above here.
+ * target.h (struct gcc_target): Add "visibility" field.
+ * varasm.c (maybe_assemble_visibility): Call targetm visibility func.
+ * config/rs6000/rs6000.c (rs6000_assemble_visibility): New function.
+ (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
+ (rs6000_legitimize_reload_address, first_reg_to_save): Formatting.
+
+2002-09-06 Ziemowit Laski <zlaski@apple.com>
+
+ * c-lang.c (objc_is_id): New stub.
+ * c-tree.h (objc_is_id): New forward declaration.
+ * c-typeck.c (build_c_cast): Do not strip protocol
+ qualifiers from 'id' type.
+ * objc/objc-act.c (objc_comptypes): Correct handling
+ of protocol qualifiers.
+ (objc_is_id): New.
+
+Fri Sep 6 13:10:08 2002 Jeffrey A Law (law@redhat.com)
+
+ * pentium.md (pentium-firstvboth): Fix typo.
+
+2002-09-06 Dhananjay Deshpande <dhananjayd@kpit.com>
+
+ * h8300.c (enum shift_alg): Move to earlier in h8300.c.
+ (enum shift_type, enum h8_cpu): Likewise.
+ (INL, ROT, LOP, SPC macros): Likewise.
+ (shift_alg_qi, shift_alg_hi, shift_alg_si): Likewise. Lose
+ const designator.
+ (h8300_init_once): Update shift_alg_{qi,hi,si} to use more
+ space efficient algorithms when optimize for codesize.
+
+Fri Sep 6 16:35:32 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ Fix PR/1727 and long-standing failing testcase
+ objc/formal-protocol-6.m.
+ * objc-act.c (build_protocol_expr): If compiling for the GNU
+ runtime, create a list of Protocol statically allocated instances
+ if it doesn't exist, then add the Protocol object to this same
+ list.
+ (get_objc_string_decl): Fixed typo/bug - TREE_VALUE had been used
+ instead of TREE_CHAIN.
+
+Fri Sep 6 16:17:33 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ * objc/objc-act.c (dump_interface): Enlarged the char * buffer to
+ 10k. Fixed category dumping - print out category names with the
+ proper syntax. Print '@end\n' and not '\n@end' at the end of the
+ interface.
+ (finish_objc): Fixed the -gen-decls option. It was printing out
+ only the last class. Dump an interface declaration of all classes
+ being compiled instead.
+
+2002-09-06 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/arm/arm-protos.h (arm_gen_return_addr_mask): New
+ prototype.
+ * config/arm/arm.c (arm_gen_return_addr_mask): New function.
+ * config/arm/arm.h (MASK_RETURN_ADDR): Use arm_gen_return_addr_mask
+ if not APCS26 and not Thumb or ARMv4-or-higher. Use gen_int_mode
+ rather than GEN_INT.
+ * config/arm/arm.md (UNSPEC_CHECK_ARCH): Define.
+ (return_addr_mask, *check_arch2): New.
+
+2002-09-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*adddi3_cc", "*adddi3_cconly",
+ "*adddi3_cconly2", "*adddi3_64", "*adddi3_31", "adddi3",
+ "*addsi3_carry1_cc", "*addsi3_carry1_cconly",
+ "*addsi3_carry2_cc", "*addsi3_carry2_cconly",
+ "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2", "addsi3",
+ "adddf3", "*adddf3", "*adddf3_ibm",
+ "addsf3", "*addsf3", "*addsf3_ibm",
+ "muldi3", "mulsi3", "mulsidi3",
+ "muldf3", "*muldf3", "*muldf3_ibm",
+ "mulsf3", "*mulsf3", "*mulsf3_ibm",
+ "*anddi3_cc", "*anddi3_cconly", "anddi3",
+ "*andsi3_cc", "*andsi3_cconly", "andsi3",
+ "*iordi3_cc", "*iordi3_cconly", "iordi3",
+ "*iorsi3_cc", "*iorsi3_cconly", "iorsi3",
+ "*xordi3_cc", "*xordi3_cconly", "xordi3",
+ "*xorsi3_cc", "*xorsi3_cconly", "xorsi3"): Use "nonimmediate_operand"
+ instead of "register_operand" as predicate for "%0" operand.
+
+2002-09-06 Jakub Jelinek <jakub@redhat.com>
+
+ * configure.in (HAVE_AS_OFFSETABLE_LO10): Use -xarch=v9
+ unconditionally when gcc_cv_as_flags64 checks are gone.
+ * configure: Rebuilt.
+
+2002-09-06 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (extzvsi_internal2): Revert most of
+ 2002-07-26 change. Comment.
+
+2002-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * frv.c (frv_unique_section, frv_select_section,
+ frv_select_rtx_section): Delete.
+ (frv_in_small_data_p): New.
+ (TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_SECTION,
+ TARGET_ASM_SELECT_RTX_SECTION): Delete.
+ (TARGET_IN_SMALL_DATA_P): Define.
+
+2002-09-05 Dale Johannesen <dalej@apple.com>
+
+ * reload1.c (reload): Retain only those memory clobbers
+ added for variable-array handling.
+
+2002-09-05 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/arm/arm.c (arm_return_in_memory): Implement ATPCS
+ return-in-memory rules.
+ * config/arm/arm.h (ARM_FLAG_ATPCS, TARGET_ATPCS): Define.
+
+2002-09-05 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Delete.
+ (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Delete.
+
+2002-09-05 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * real.c: Avoid parse error if FLOAT_WORDS_BIG_ENDIAN is
+ not a compile-time constant for the non-IBM case.
+ * config/arm/arm-protos.h (arm_float_words_big_endian): New
+ prototype.
+ * config/arm/arm.c (arm_float_words_big_endian): New function.
+ * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __VFP_FP__
+ if TARGET_VFP and not TARGET_HARD_FLOAT.
+ (ARM_FLAG_VFP, TARGET_VFP): Define.
+ (FLOAT_WORDS_BIG_ENDIAN): Use arm_float_words_big_endian.
+
+2002-09-05 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi: Correct text of s390-*-linux* and s390x-*-linux*
+ URLs. Fix AIX wording.
+
+2002-09-05 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Make -fpic and
+ -fPIC equivalent on Darwin.
+
+Thu Sep 5 16:27:47 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (sh_expand_builtin): Return early if encountering an
+ error_mark for a type.
+
+2002-09-05 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_expand_plus_operand): Do not require
+ double-word scratch register.
+ config/s390/s390.md ("reload_indi", "reload_insi"): Adapt.
+
+ ("*tmqi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem",
+ "*cli"): Replace s_operand by memory_operand.
+ ("cmpstrdi", "cmpstrsi"): Replace s_operand by general_operand.
+
+2002-09-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (asm_file_start): Add a missing
+ semicolon.
+
+2002-09-04 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * c-typeck.c (build_function_call): Remove unused variable(s).
+ (build_c_cast): Likewise.
+ * calls.c (rtx_for_function_call): Likewise.
+ * cfglayout.c (duplicate_insn_chain): Likewise.
+ * cfgloop.c (flow_loop_nodes_find): Likewise.
+ * cfgrtl.c (split_edge): Likewise.
+ * df.c (df_ref_create): Likewise.
+ * except.c (expand_end_catch): Likewise.
+ * expr.c (emit_push_insn, store_constructor, expand_expr): Likewise.
+ * function.c (emit_return_into_block): Likewise.
+ (reposition_prologue_and_epilogue_notes): Likewise.
+ * gengtype.c (get_file_basename, write_gc_structure_fields): Likewise.
+ * combine.c (subst_prev_insn, need_refresh): Remove.
+ * dwarf2out.c (primary_filename): Remove.
+ * final.c (new_block): Remove.
+ * gcse.c (orig_bb_count): Remove.
+
+2002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * dsp16xx-protos.h (dsp16xx_compare_gen): Change to bool.
+ * dsp16xx.c (dsp16xx_compare_gen): Likewise.
+ * dsp16xx.md: Treat dsp16xx_compare_gen as a bool. Call functions
+ directly instead of using a function pointer.
+
+2002-09-04 Krister Walfridsson <cato@df.lth.se>
+
+ * config/i386/i386.h (GOT_SYMBOL_NAME): Define.
+ * config/i386/i386.c (output_set_got): Use GOT_SYMBOL_NAME.
+ (ix86_output_addr_diff_elt) Likewise.
+ (x86_output_mi_thunk) Likewise.
+ * config/i386/netbsd.h (GOT_SYMBOL_NAME): Redefine.
+
+2002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * frv.c (frv_encode_section_info): Fix error in last change.
+
+2002-09-04 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_flag_pic): New variable.
+ (rs6000_elf_encode_section_info): ATTRIBUTE_UNUSED.
+ (TARGET_BINDS_LOCAL_P): Define.
+ (rs6000_override_options): Save original flag_pic value.
+ (rs6000_elf_select_section): Call default_elf_select_section_1.
+ (rs6000_elf_unique_section): Call default_unique_section_1.
+ (rs6000_elf_in_small_data_p): New function.
+ (rs6000_xcoff_asm_named_section): Determine storage mapping class.
+ (rs6000_xcoff_select_section): Update based on defaults.
+ (rs6000_xcoff_unique_section): Set to basic name if not common.
+ (rs6000_binds_local_p): New function.
+ * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set
+ targetm.have_srodata_section if SDATA_EABI.
+ (TARGET_IN_SMALL_DATA_P): Define.
+
+2002-09-04 Dale Johannesen <dalej@apple.com>
+
+ * varasm.c (struct rtx_const, decode_rtx_const):
+ Make veclo and vechi fields not share storage.
+
+Thu Sep 5 00:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * loop.c (scan_loop): Don't mark separate insns out of a libcall
+ for moving.
+ (move_movables): Abort if we see the first insn of a libcall.
+
+2002-09-04 Richard Henderson <rth@redhat.com>
+
+ * builtin-types.def (BT_FN_FLOAT): New.
+ (BT_FN_DOUBLE, BT_FN_LONG_DOUBLE): New.
+ * builtins.def (BUILT_IN_INF, BUILT_IN_INFF, BUILT_IN_INFL,
+ BUILT_IN_HUGE_VAL, BUILT_IN_HUGE_VALF, BUILT_IN_HUGE_VALL): New.
+ * builtins.c (fold_builtin_inf): New.
+ (fold_builtin): Call it.
+ * real.c (ereal_inf): New.
+ * real.h: Declare it.
+ * doc/extend.texi: Document new builtins.
+
+2002-09-04 Richard Henderson <rth@redhat.com>
+
+ * cse.c (cse_insn): Avoid subreg games if the equivalence
+ is already in the proper mode.
+
+2002-09-04 Eric Botcazou <ebotcazou@multimania.com>
+
+ PR c/7102
+ * optabs.c (expand_binop): Convert CONST_INTs in all cases.
+
+2002-09-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.md (setccfp0, setccfp1): New patterns.
+
+2002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * frv-protos.h (frv_init_builtins, frv_expand_builtin,
+ frv_select_section, frv_select_rtx_section,
+ frv_encode_section_info, frv_unique_section): Delete.
+ * frv.c: Update for target hooks.
+ * frv.h (STRIP_NAME_ENCODING, SLOW_ZERO_EXTEND, SELECT_SECTION,
+ SELECT_RTX_SECTION, ENCODE_SECTION_INFO, UNIQUE_SECTION,
+ EASY_DIV_EXPR, MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Delete.
+
+2002-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ip2k-protos.h (function_prologue, function_epilogue,
+ encode_section_info): Update to match target hook specification.
+ * ip2k.c: Wrap `MDR' code in IP2K_MD_REORG_PASS.
+ (function_prologue, function_epilogue, encode_section_info):
+ Update to match target hook specification.
+ * ip2k.h (SELECT_SECTION, SELECT_RTX_SECTION, ASM_OPEN_PAREN,
+ ASM_CLOSE_PAREN, EASY_DIV_EXPR): Delete.
+ (NOTICE_UPDATE_CC): Cast to void.
+ * ip2k.md: Add defaults in switch statements.
+
+2002-09-04 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/trouble.texi (Interoperation): Update information about C++ ABI
+ issues.
+
+2002-09-04 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/sparc/t-netbsd64: Disable multilib for now.
+
+2002-09-04 David Edelsohn <edelsohn@gnu.org>
+
+ * target-def.h (TARGET_HAVE_SRODATA_SECTION): New macro.
+ * target.h (gcc_target): Add have_srodata_section member.
+ * varasm.c (section_category): Add SECCAT_SRODATA.
+ (categorize_decl_for_section): Return SECCAT_SRODATA for sdata if
+ READONLY_SDATA_SECTION defined.
+ (decl_readonly_section_1): True for SECCAT_SRODATA also.
+ (default_elf_select_section_1): Map SECCAT_SRODATA to .sdata2.
+ (default_unique_section_1): Likewise.
+
+2002-09-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * expr.c (emit_group_load): Revise to allow splitting TCmode source
+ into DImode pieces.
+
+ * pa-64.h (LONG_DOUBLE_TYPE_SIZE): Define to 128.
+ * pa64-regs.h (CLASS_CANNOT_CHANGE_MODE_P): Inhibit changes from SImode
+ for floating-point register class.
+ * pa.c (function_arg): Fix handling of modes wider than one word for
+ TARGET_64BIT.
+
+Wed Sep 4 18:48:10 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * combine.c (make_compound_operation): Don't generate zero / sign
+ extensions in floating point modes.
+
+2002-09-04 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/c-tree.texi: Fix overfull hboxes.
+ * doc/cppopts.texi: Ditto.
+ * doc/extend.texi: Ditto.
+ * doc/gty.texi: Ditto.
+ * doc/invoke.texi: Ditto.
+ * doc/makefile.texi: Ditto.
+ * doc/rtl.texi: Ditto.
+ * doc/standards.texi: Ditto.
+ * doc/tm.texi: Ditto.
+
+2002-09-04 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (builtin_define_with_hex_fp_value): New.
+ (builtin_define_float_constants): Use it. Fix H_FLOAT mant_dig.
+
+2002-09-04 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/invoke.texi (-fshort-wchar): Move to Code Generation Options.
+ (-fpcc-struct-return, -freg-struct-return, -fshort-enums,
+ -fshort-double, -fshort-wchar, -fpack-struct, -fleading-underscore):
+ Warn that these options can break ABI compatibility.
+
+2002-09-04 Richard Henderson <rth@redhat.com>
+
+ * real.c (ereal_to_decimal): Add digits parameter.
+ * real.h (REAL_VALUE_TO_DECIMAL): Remove format; add digits parameter.
+ * c-pretty-print.c (pp_c_real_literal): Update call.
+ * print-rtl.c (print_rtx): Likewise.
+ * print-tree.c (print_node_brief, print_node): Likewise.
+ * sched-vis.c (print_value): Likewise.
+ * config/arc/arc.c (arc_print_operand): Likewise.
+ * config/c4x/c4x.c (c4x_print_operand): Likewise.
+ * config/i370/i370.h (PRINT_OPERAND): Likewise.
+ * config/i386/i386.c (print_operand): Likewise.
+ * config/i960/i960.c (i960_print_operand): Likewise.
+ * config/ip2k/ip2k.c (asm_output_float): Likewise.
+ * config/m32r/m32r.c (m32r_print_operand): Likewise.
+ * config/m68hc11/m68hc11.c (print_operand): Likewise.
+ * config/m68k/hp320.h (PRINT_OPERAND, ASM_OUTPUT_FLOAT_OPERAND,
+ ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
+ * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND,
+ ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
+ * config/m68k/sun2o4.h (ASM_OUTPUT_FLOAT_OPERAND,
+ ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
+ * config/m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND,
+ ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
+ * config/mips/mips.c (print_operand): Likewise.
+ * config/ns32k/ns32k.c (print_operand): Likewise.
+ * config/pdp11/pdp11.h (PRINT_OPERAND): Likewise.
+ * config/vax/vax.h (PRINT_OPERAND): Likewise.
+ * doc/tm.texi (REAL_VALUE_TO_DECIMAL): Update docs.
+
+2002-09-04 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/elf.h (TARGET_SECTION_TYPE_FLAGS): Define to
+ xtensa_multibss_section_type_flags.
+ * config/xtensa/xtensa.c (xtensa_multibss_section_type_flags): Define.
+
+2002-09-04 Richard Henderson <rth@redhat.com>
+
+ * doc/install-old.texi: Don't mention enquire.
+ * doc/sourcebuild.texi: Update float.h description.
+
+Wed Sep 4 11:22:14 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (mperm_w_little, mperm_w_big): Supply mode for zero_extract.
+
+2002-09-03 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (build_function_call_expr): Remove prototype, export
+ as non-static and add a comment above function definition.
+ (builtin_mathfn_code): New function to check for math builtins.
+ (fold_builtin): Optimize sqrt(0.0) as 0.0, sqrt(1.0) as 1.0,
+ exp(0.0) as 1.0, and log(1.0) as 0.0. Optimize exp(log(x)) and
+ log(exp(x)) as x. Optimize sqrt(exp(x)) as exp(x/2.0) and
+ log(sqrt(x)) as log(x)/2.0.
+
+ * tree.h: Prototype build_function_call_expr and builtin_mathfn_code
+ in new "builtins.c" section. Place the build_range_type prototype
+ with the other prototypes from "tree.c".
+
+ * fold-const.c (fold) [ABS_EXPR]: Fold fabs(sqrt(x)) as sqrt(x)
+ and fabs(exp(x)) as exp(x). [MULT_EXPR]: Fold sqrt(x)*sqrt(y)
+ as sqrt(x*y) and exp(x)*exp(y) as exp(x+y). [RDIV_EXPR]: Fold
+ x/exp(y) as x*exp(-y).
+
+2002-09-03 David Edelsohn <edelsohn@gnu.org>
+
+ * varasm.c (default_section_type_flags): Append _1 to name with
+ shlib parameter. Use original name to call new function with
+ implicit flag_pic.
+ (decl_readonly_section): Likewise.
+ (default_elf_select_section): Likewise.
+ (default_unique_section): Likewise.
+ (default_bind_local_p): Likewise.
+ (categorize_decl_for_section): Add shlib parameter to use in place
+ of implicit flag_pic.
+ * output.h: Declare new functions with _1 and shlib argument.
+
+2002-09-03 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/install.texi: Fix typos, formatting problems, and obvious
+ overfull/underfull boxes.
+
+ * Makefile.in (TEXI_GCC_FILES): Add compat.texi.
+ * doc/gcc.texi (Top): Add new chapter, Binary Compatibility, and
+ include its file, compat.texi.
+ * doc/compat.texi: New file with new chapter, Binary Compatibility.
+
+2002-09-03 Neil Booth <neil@daikokuya.co.uk>
+
+ Debian BTS Bug #157416
+ * cpphash.h (FIRST, LAST, CUR, RLIMIT): Fix definitions.
+ * cpplib.c (destringize_and_run): Kludge around getting
+ tokens from in-progress macros.
+ (_cpp_do__Pragma): Simplify.
+
+2002-09-03 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.h (EXTRA_SPECS): Remove cpp_cpu.
+ (CPP_CPU_SPEC): Remove.
+ (TARGET_CPU_CPP_BUILTINS): New.
+ * config/ia64/hpux.h (CPP_PREDEFINES): Remove.
+ (CPP_SPEC): Remove.
+ (TARGET_OS_CPP_BUILTINS): New.
+ * config/ia64/linux.h (CPP_PREDEFINES): Remove.
+ (TARGET_OS_CPP_BUILTINS): New.
+ * config/ia64/aix.h (CPP_SPEC): Move some stuff to
+ TARGET_OS_CPP_BUILTINS.
+ (CPP_PREDEFINES): Remove.
+ (CPLUSPLUS_CPP_SPEC): Remove.
+ (TARGET_OS_CPP_BUILTINS): New.
+
+2002-09-03 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (USER_H): Add ginclude/float.h.
+ (FLOAT_H): Remove.
+ (stmp-int-hdrs, install-mkheaders): Don't handle FLOAT_H.
+ (mostlyclean): Don't remove float.h intermediate files.
+ (distclean): Don't remove float.h.
+ * config.gcc: Remove all float_format references.
+ * configure.in (float_format, float_h_file): Remove.
+
+ * c-common.c: Include tree-inline.h.
+ (builtin_define_with_int_value): New.
+ (builtin_define_type_precision): Use it.
+ (builtin_define_float_constants): New.
+ (cb_register_builtins): Use it. Define __FLT_RADIX__ and
+ __FLT_EVAL_METHOD__.
+ * defaults.h (TARGET_FLT_EVAL_METHOD): New.
+ * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): New.
+ * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): New.
+ * doc/tm.texi (INTEL_EXTENDED_IEEE_FORMAT): Mention moto 96-bit format.
+ (TARGET_FLT_EVAL_METHOD): New.
+
+ * config/float-c4x.h, config/float-i128.h, config/float-i32.h,
+ config/float-i386.h, config/float-i64.h, config/float-m68k.h,
+ config/float-sh.h, config/float-sparc.h, config/float-vax.h: Remove.
+ * ginclude/float.h: New.
+
+2002-09-03 Stan Shebs <shebs@apple.com>
+
+ * config/darwin.h (WARN_FOUR_CHAR_CONSTANTS): Remove, never used.
+ (DWARF2_DEBUGGING_INFO): Remove until assembler accepts Dwarf-2.
+ (PREFERRED_DEBUGGING_TYPE): Ditto.
+ (ASM_OUTPUT_IDENT): Remove empty definition.
+
+2002-09-03 Steve Ellcey <sje@cup.hp.com>
+
+ * config.gcc (ia64*-*-hpux*): Add ia64-c.o to c_target and
+ cxx_target.
+ * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Register pragma
+ handling routine for builtin pragma.
+ * config/ia64/ia64-protos.h (ia64_hpux_handle_builtin_pragma):
+ Registered pragma handling routine.
+ * ia64-c.c (ia64_hpux_handle_builtin_pragma): Ditto.
+ (ia64_hpux_add_pragma_builtin) New subroutine used by above.
+ If builtin pragma seen for math routine and C89 conformance is
+ requested use different math function in order to set errno.
+ * t-ia64 (ia64-c.o): Add new rule for new file.
+
+2002-09-03 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("movti"): Add Q->Q alternative.
+ ("*movdi_64", "*movdi_31", "*movsi", "movhi", "movqi_64",
+ "movqi", "*movdf_64", "*movdf_31", "*movsf"): Likewise.
+
+ ("*movti_ss", "*movdi_ss", "*movsi_ss", "*movdf_ss",
+ "*movsf_ss"): Remove.
+
+2002-09-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa32-regs.h (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P):
+ Delete macros.
+
+2002-09-03 Arati Dikey <aratid@kpit.com>
+
+ * h8300.c (asm_file_start): Corrected optimization comment.
+
+2002-09-03 Stan Shebs <shebs@apple.com>
+
+ * c-lang.c (recognize_objc_keyword): Remove, no longer used.
+ * c-tree.h (recognize_objc_keyword): Remove decl.
+ * c-typeck.c (comp_target_types): Update a comment.
+
+2002-09-03 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_decompose_address): Remove STRICT parameter
+ and register validity checks.
+ (general_s_operand): Adapt to s390_decompose_address interface change.
+ (q_constraint): Likewise.
+ (s390_expand_plus_operand): Likewise.
+ (legitimiate_address_p): Likewise.
+ (legitimate_la_operand_p): Likewise.
+ (legitimize_la_operand): Likewise.
+ (print_operand_address): Likewise.
+ (print_operand): Likewise.
+
+Tue Sep 3 11:32:14 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ PR objc/5956:
+ * objc/objc-act.c (build_typed_selector_reference): Fix typo which
+ was causing the new selector never to match the existing ones
+ (Patch by Alexander Malmberg <alexander@malmberg.org>).
+
+2002-09-03 Graham Stott <graham.stott@btinternet.com>
+
+ * config/i386/i386.md ("femms"): Add "memory" attr "none".
+
+2002-09-03 Graham Stott <graham.stott@btinternet.com>
+
+ * expr.c (expand_expr): Remove extraneous comment and code.
+
+2002-09-02 Nathan Sidwell <nathan@codesourcery.com>
+
+ * stor-layout (finish_builtin_struct): Renamed and moved from c++
+ frontend. Take chain of fields. Allow NULL alignment type.
+ * tree.h (finish_builtin_struct): Declare.
+
+2002-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config/alpha/alpha.c config/alpha/alpha.h config/alpha/alpha.md
+ config/alpha/elf.h config/alpha/unicosmk.h config/alpha/vms.h
+ config/arc/arc.c config/arc/arc.h config/arm/aout.h
+ config/arm/arm.c config/arm/arm.h config/arm/arm.md
+ config/avr/avr.h config/d30v/d30v.h config/dbxcoff.h
+ config/dbxelf.h config/elfos.h config/fr30/fr30.h config/frv/frv.h
+ config/i386/i386.c config/i386/i386.md config/i386/sco5.h
+ config/ia64/ia64.h config/ip2k/ip2k.h config/m68hc11/m68hc11.md
+ config/m68k/hp320.h config/m68k/m68k.c config/m68k/m68k.md
+ config/m68k/mot3300.h config/m68k/sgs.h config/m68k/tower-as.h
+ config/m88k/m88k.c config/m88k/m88k.h config/mcore/mcore-pe.h
+ config/mcore/mcore.c config/mips/mips.c config/mips/mips.h
+ config/ns32k/ns32k.md config/pa/pa-linux.h config/pa/pa.c
+ config/pa/pa.h config/pa/pa.md config/romp/romp.h
+ config/rs6000/linux64.h config/rs6000/lynx.h
+ config/rs6000/rs6000.c config/rs6000/sysv4.h config/rs6000/xcoff.h
+ config/s390/s390.c config/s390/s390.md config/sh/sh.c
+ config/sparc/sparc.c config/sparc/sysv4.h
+ config/stormy16/stormy16.h dbxout.c defaults.h dwarf2out.c
+ dwarfout.c except.c final.c varasm.c vmsdbgout.c: Replace
+ ASM_OUTPUT_INTERNAL_LABEL macro with a call to the target hook.
+
+ * doc/tm.texi: Update docs.
+ * default.h (ASM_OUTPUT_INTERNAL_LABEL): Don't define.
+ * system.h (ASM_OUTPUT_INTERNAL_LABEL): Poison.
+
+2002-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (sdbout.o, insn-output.o): Depend on $(TARGET_H).
+ * arc.c (arc_internal_label): New function.
+ (TARGET_ASM_INTERNAL_LABEL): Set.
+ * arc.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
+ * arm.c (arm_internal_label): New function.
+ (TARGET_ASM_INTERNAL_LABEL): Set.
+ * arm.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
+ * arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
+ * i370.c (i370_internal_label): New function.
+ (TARGET_ASM_INTERNAL_LABEL): Set.
+ * i370.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
+ * m68k/hp320.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
+ * m68k.c (m68k_hp320_internal_label): New function.
+ (TARGET_ASM_INTERNAL_LABEL): Set.
+ * m88k.c (m88k_internal_label): New function.
+ (TARGET_ASM_INTERNAL_LABEL): Set.
+ * m88k.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
+ * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): Set to target hook.
+ * genoutput.c (output_prologue): Include target.h in output file.
+ * output.h (default_internal_label): Declare.
+ * sdbout.c: Include target.h.
+ * target-def.h (TARGET_ASM_INTERNAL_LABEL): Set and add to
+ TARGET_ASM_OUT.
+ * target.h (internal_label): Add to struct gcc_target.
+ * varasm.c (default_internal_label): New function.
+
+2002-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
+ * avr.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * c4x.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * cris.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * d30v.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * darwin.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * dsp16xx.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * elfos.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * h8300.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * i386/att.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * i386/bsd.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * i386/i386-coff.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * i386/lynx-ng.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * i386/lynx.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * i386/sco5.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * i960/i960.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * m68k/3b1.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * m68k/amix.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * m68k/atari.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * m68k.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * m68k/mot3300.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * m68k/tower-as.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * m88k.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * mcore.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * mips.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * mmix-protos.h (mmix_asm_output_internal_label): Likewise.
+ * mmix.c (mmix_asm_output_internal_label): Likewise.
+ * mmix.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * ns32k.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * pa.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * pdp11.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * romp.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * rs6000/xcoff.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sh/coff.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sh/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sparc/linux.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sparc/pbd.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sparc.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * sparc/vxsim.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * stormy16.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * svr3.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * vax.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+
+ * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): Define.
+
+2002-08-31 Richard Henderson <rth@redhat.com>
+
+ * expr.c (block_move_libcall_safe_for_call_parm): Fix thinko.
+
+2002-08-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (pa_globalize_label): Add ATTRIBUTE_UNUSED to prototype.
+
+2002-08-30 Richard Henderson <rth@redhat.com>
+
+ PR opt/7515
+ * c-objc-common.c: Include target.h.
+ (c_cannot_inline_tree_fn): Don't auto-inline functions that
+ don't bind locally. Factor setting DECL_UNINLINABLE.
+ * Makefile.in (c-objc-common.o): Update.
+
+2002-08-30 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/install.texi (Configuration, Building): Fix a typo and
+ some formatting directives.
+
+2002-08-30 Paul Koning <pkoning@equallogic.com>
+
+ * doc/c-tree.texi (RDIV_EXPR): Fix typo.
+ * doc/rtl.texi (post_modify): Remove misplaced text, remove "not
+ implemented" note.
+ * doc/md.texi (IP2K): Move machine-specific constraints before MIPS
+ for alphabetic order.
+ * doc/tm.texi (TARGET_FLOAT_FORMAT): Update description for
+ VAX_FLOAT_FORMAT. Remove reference to HOST_FLOAT_FORMAT.
+ (VAX_HALFWORD_ORDER): Document.
+ (LARGEST_EXPONENT_IS_NORMAL): Remove note about being only for
+ IEEE float format.
+ (TARGET_SCHED_ISSUE_RATE): Reword reference to MAX_DFA_ISSUE_RATE.
+ (ASM_OUTPUT_LABEL_REF): Fix font.
+ (CASE_VECTOR_SHORTEN_MODE): Ditto.
+
+2002-08-30 Denis Chertykov <denisc@overta.ru>
+
+ * config/ip2k/ip2k.c (ip2k_set_compare): Remove all const_double
+ stuff.
+ (ip2k_gen_unsigned_comp_branch): Handle CONST_INT and
+ CONST_DOUBLE constants.
+
+2002-08-30 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Move language-
+ related defines to...
+ (SUBTARGET_LANGUAGE_CPP_BUILTINS): ...here.
+ * config/alpha/netbsd.h (SUBTARGET_LANGUAGE_CPP_BUILTINS): Redefine
+ as a no-op.
+
+2002-08-30 Krister Walfridsson <cato@df.lth.se>
+
+ * config/arm/arm.c (arm_asm_output_labelref): New function.
+ * config/arm/arm.h (ASM_OUTPUT_LABELREF): Call arm_asm_output_labelref.
+ * config/arm/arm-protos.h: Add prototype for arm_asm_output_labelref.
+
+2002-08-29 Rodney Brown <rbrown64@csc.com.au>
+
+ * doc/install.texi (Specific, alpha*-dec-osf*): Add "virtual
+ memory exhausted" workarounds.
+
+2002-08-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * diagnostic.c (fancy_abort): Don't repeat "internal error".
+ * toplev.c (crash_signal): Likewise.
+
+Fri Aug 30 00:33:37 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ * doc/cpp.texi (__NEXT_RUNTIME__): Extended documentation.
+ * doc/invoke.texi (-fnext-runtime, -Wno-protocol, -Wselector):
+ Extended, updated documentation.
+ (-Wundeclared-selector): Documented.
+
+2002-08-29 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/chorus.h: Consistently define *_DEBUGGING_INFO with
+ the value 1. Do not undef before defining.
+ * config/darwin.h: Likewise.
+ * config/dbx.h: Likewise.
+ * config/dbxcoff.h: Likewise.
+ * config/dbxelf.h: Likewise.
+ * config/elfos.h: Likewise.
+ * config/interix.h: Likewise.
+ * config/lynx-ng.h: Likewise.
+ * config/lynx.h: Likewise.
+ * config/netware.h: Likewise.
+ * config/psos.h: Likewise.
+ * config/svr3.h: Likewise.
+ * config/alpha/alpha.h: Likewise.
+ * config/alpha/elf.h: Likewise.
+ * config/alpha/vms.h: Likewise.
+ * config/arc/arc.h: Likewise.
+ * config/arm/aout.h: Likewise.
+ * config/arm/coff.h: Likewise.
+ * config/c4x/c4x.h: Likewise.
+ * config/h8300/h8300.h: Likewise.
+ * config/i386/cygwin.h: Likewise.
+ * config/i386/djgpp.h: Likewise.
+ * config/i386/gas.h: Likewise.
+ * config/i386/gstabs.h: Likewise.
+ * config/i386/i386-coff.h: Likewise.
+ * config/i386/i386-interix.h: Likewise.
+ * config/i386/sco5.h: Likewise.
+ * config/i386/svr3dbx.h: Likewise.
+ * config/i386/sysv3.h: Likewise.
+ * config/i386/win32.h: Likewise.
+ * config/i386/x86-64.h: Likewise.
+ * config/i960/i960.h: Likewise.
+ * config/ia64/ia64.h: Likewise.
+ * config/ip2k/ip2k.h: Likewise.
+ * config/m32r/m32r.h: Likewise.
+ * config/m68k/3b1.h: Likewise.
+ * config/m68k/3b1g.h: Likewise.
+ * config/m68k/ccur-GAS.h: Likewise.
+ * config/m68k/coff.h: Likewise.
+ * config/m68k/hp2bsd.h: Likewise.
+ * config/m68k/hp310g.h: Likewise.
+ * config/m68k/hp320g.h: Likewise.
+ * config/m68k/hp3bsd.h: Likewise.
+ * config/m68k/hp3bsd44.h: Likewise.
+ * config/m68k/linux-aout.h: Likewise.
+ * config/m68k/m68k-aout.h: Likewise.
+ * config/m68k/mot3300.h: Likewise.
+ * config/m68k/netbsd.h: Likewise.
+ * config/m68k/openbsd.h: Likewise.
+ * config/m68k/pbb.h: Likewise.
+ * config/m68k/plexus.h: Likewise.
+ * config/m68k/sun2.h: Likewise.
+ * config/m68k/sun3.h: Likewise.
+ * config/m68k/tower-as.h: Likewise.
+ * config/m68k/vxm68k.h: Likewise.
+ * config/m88k/aout-dbx.h: Likewise.
+ * config/m88k/m88k-aout.h: Likewise.
+ * config/mcore/mcore-elf.h: Likewise.
+ * config/mcore/mcore-pe.h: Likewise.
+ * config/mips/elf.h: Likewise.
+ * config/mips/elf64.h: Likewise.
+ * config/mips/iris5gas.h: Likewise.
+ * config/mips/iris6.h: Likewise.
+ * config/mips/mips.h: Likewise.
+ * config/mips/sni-gas.h: Likewise.
+ * config/mmix/mmix.h: Likewise.
+ * config/ns32k/netbsd.h: Likewise.
+ * config/pa/pa64-hpux.h: Likewise.
+ * config/romp/romp.h: Likewise.
+ * config/rs6000/sysv4.h: Likewise.
+ * config/rs6000/xcoff.h: Likewise.
+ * config/sh/coff.h: Likewise.
+ * config/sh/elf.h: Likewise.
+ * config/sparc/linux64.h: Likewise.
+ * config/sparc/liteelf.h: Likewise.
+ * config/sparc/netbsd.h: Likewise.
+ * config/sparc/openbsd.h: Likewise.
+ * config/sparc/pbd.h: Likewise.
+ * config/sparc/sp64-elf.h: Likewise.
+ * config/sparc/sp86x-elf.h: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/vax/vax.h: Likewise.
+ * config/vax/vaxv.h: Likewise.
+
+2002-08-29 "Dhananjay R. Deshpande" <dhananjayd@kpit.com>
+
+ * h8300.c (shift_alg_hi): Various tweaks to improve performance
+ of HImode shifts.
+ (get_shift_alg): Corresponding changes.
+
+2002-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * som.h (ALWAYS_STRIP_DOTDOT): Define to 1.
+
+2002-08-29 Richard Henderson <rth@redhat.com>
+
+ * expr.h (enum block_op_methods): New.
+ (emit_block_move): Update prototype.
+ * expr.c (block_move_libcall_safe_for_call_parm): New.
+ (emit_block_move_via_loop): New.
+ (emit_block_move): Use them. New argument METHOD.
+ (emit_push_insn): Always respect the given alignment.
+ (expand_assignment): Update call to emit_block_move.
+ (store_expr, store_field, expand_expr): Likewise.
+ * builtins.c (expand_builtin_apply): Likewise.
+ (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
+ * function.c (expand_function_end): Likewise.
+ * config/sh/sh.c (sh_initialize_trampoline): Likewise.
+ * config/sparc/sparc.c (sparc_va_arg): Likewise.
+ * calls.c (expand_call, emit_library_call_value_1): Likewise.
+ (save_fixed_argument_area): Use emit_block_move with
+ BLOCK_OP_CALL_PARM instead of move_by_pieces.
+ (restore_fixed_argument_area): Likewise.
+ (store_one_arg): Fix alignment parameter to emit_push_insn.
+
+2002-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * install.texi (hppa64-hp-hpux11*): Document installation procedure.
+
+2002-08-29 Catherine Moore <clm@redhat.com>
+
+ * config/v850/v850.h (MULDI3_LIBCALL, UCMPDI2_LIBCALL, CMPDI2_LIBCALL,
+ NEGDI2_LIBCALL, INIT_TARGET_OPTABS, MASK_STRICT_ALIGN): Define.
+ (PREDICATE_CODES): Include new predicates.
+ (RTX_COSTS): Handle UMOD and UDIV. Tune MULT for v850e.
+ (TARGET_SWITCHES): Add strict-align.
+ (TARGET_STRICT_ALIGN): New.
+ (MASK_DEFAULT, STRICT_ALIGNMENT): Redefine.
+ * config/v850/t-v850 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
+ Define.
+ (LIB1ASMFUNCS): Add v850_negdi2, v850_cmpdi2, v850_ucmpdi2,
+ v850_muldi3.
+ * config/v850/lib1funcs.asm (L_callt_save_r2_r29, L_return_r2_r29,
+ L_callt_save_r2_r31, L_return_r2_r31,
+ L_save_all_interrupt): Change addi to add.
+ (L_save_interrupt, L_return_interrupt): Rework.
+ (__return_r31): Correct .size directive.
+ (mulsi3, divsi3, udivsi3, umodsi3, modsi3): Tune for v850e.
+ (v850_negdi2, v850_cmpdi2, v850_ucmpdi2, v850_muldi3):
+ New routines.
+ * config/v850/v850.c (expand_prologue): Call
+ gen_callt_save_interrupt, gen_callt_restore_all_interrupt,
+ gen_callt_return_interrupt and gen_callt_save_all_interrupt.
+ (reg_or_int9_operand): New predicate.
+ (reg_or_const_operand): New routine.
+ * config/v850/v850.md (return_interrupt): Changed from
+ restore_interrupt.
+ (callt_save_all_interrupt): Changed from save_all_interrupt_v850e.
+ (callt_save_interrupt): Change save sequence.
+ (callt_return_interrupt): New.
+ (save_interrupt): Don't use runtime function for LONG_CALLS
+ and TARGET_PROLOG_FUNCTION.
+ (save_all_interrupt): Likewise.
+ (mulsi3): Use new predicate.
+ (moviscc): Disallow some combination of constants.
+ Fix define_split for sasf insns, so that it will not generate bad
+ code if operand0 and operand5 are the same.
+ * config/v850/v850-protos.h: Prototype new predicates.
+
+2002-08-29 Zack Weinberg <zack@codesourcery.com>
+
+ * config/rs6000/rs6000.c (processor_target_table): Add 405f.
+ * config/rs6000/rs6000.h (ASM_CPU_SPEC): Likewise.
+
+2002-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * c-common.c (builtin_define_type_precision): New function.
+ (cb_register_builtins): Use it. Define __WCHAR_UNSIGNED__ is
+ wchar_t is unsigned in C++.
+ * doc/cpp.texi (Common Predefined Macros): Document
+ __WCHAR_UNSIGNED__, __CHAR_BIT__, __WCHAR_BIT__, __SHRT_BIT__,
+ __INT_BIT__, __LONG_BIT__, __LONG_LONG_BIT__, __FLOAT_BIT__,
+ __DOUBLE_BIT__, __LONG_DOUBLE_BIT__.
+
+2002-08-28 Sylvain Pion <pion@cs.nyu.edu>
+
+ * doc/invoke.texi (-Wreorder): Remove remaining pieces from the generic
+ section. Mention that it is enabled by -Wall.
+ (-Wall): Mention that there can be language-specific warnings as well.
+ (-Wctor-dtor-privacy): Mention that it is enabled by default.
+ (-Wnon-virtual-dtor): Mention that it is enabled by -Wall.
+
+Wed Aug 28 15:35:17 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (calc_live_regs): Save FPSCR_REG in an interrupt handler
+ if it is ever live.
+
+ * sh.c (sh_handle_interrupt_handler_attribute): Reject interrupt_handler
+ attribute for SHCOMPACT.
+
+ * sh.h (OVERRIDE_OPTIONS): If align_function isn't set, set it
+ appropriately.
+ (FUNCTION_BOUNDARY): Specify only the minimum alignment required
+ by the ABI.
+
+ * sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Also handle TImode case.
+
+2002-08-28 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (mips*-*-netbsd*): Set target_cpu_default to
+ "MASK_GAS|MASK_ABICALLS".
+ * config/mips/netbsd.h (TARGET_ENDIAN_DEFAULT)
+ (TARGET_DEFAULT): Remove.
+ (MACHINE_TYPE): Undefine before defining.
+ (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Remove.
+
+2002-08-27 Mark Mitchell <mark@codesourcery.com>
+
+ * c-common.c (warn_abi): New variable.
+ * c-common.h (warn_abi): Likewise.
+ * c-opts.c (COMMAND_LINE_OPTIONS): Add -Wabi.
+ (c_common_decode_option): Handle it.
+ * doc/invoke.texi: Document -Wabi.
+
+Tue Aug 27 23:03:52 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ * c-common.c (warn_undeclared_selector): New variable.
+ * c-common.h (warn_undeclared_selector): Idem.
+ * c-opts.c (c_common_decode_option): Set warn_undeclared_selector
+ to on when -Wundeclared-selector is found.
+ (COMMAND_LINE_OPTIONS): Added -Wundeclared-selector.
+ * objc/objc-act.c (build_selector_expr): If
+ warn_undeclared_selector is set, check that the selector has
+ already been defined, and emit a warning if not.
+
+2002-08-27 Nick Clifton <nickc@redhat.com>
+ Catherine Moore <clm@redhat.com>
+ Jim Wilson <wilson@cygnus.com>
+
+ * config.gcc: Add v850e-*-* target.
+ Add --with-cpu= support for v850.
+ * config/v850/lib1funcs.asm: Add v850e callt functions.
+ * config/v850/v850.h: Add support for v850e target.
+ * config/v850/v850.c: Add functions to support v850e target.
+ * config/v850/v850-protos.h: Add prototypes for new functions in v850.c.
+ * config/v850/v850.md: Add patterns for v850e instructions.
+ * doc/invoke.texi: Document new v850e command line switches.
+
+Tue Aug 27 18:30:47 2002 J"orn Rennecke <joern.rennecke@superh.com>
+ Aldy Hernandez <aldyh at redhat dot com>
+
+ * doc/tm.texi: Applied numerous fixes to the automaton based
+ scheduler descrition.
+
+Tue Aug 27 19:51:05 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (classify_argument): Handle variable sized objects.
+
+Tue Aug 27 19:18:16 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_int_movcc): Fix RTL sharing problem
+
+Tue Aug 27 18:01:45 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * libgcc2.c (__bb_exit_func): Properly write the summarized statistics.
+
+Tue Aug 27 18:00:11 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (classify_argument): Properly compute word size of the analyzed object.
+
+Tue Aug 27 14:39:09 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (attribute type): Add types mt_group, fload, pcfload, fpul_gp,
+ mac_gp ftrc_s and cwb. Add / Adjust definitions in individual insn
+ accordingly.
+ (attribute insn_class): Provide default definitions based on type.
+ Remove all insn-specific settings.
+ (various function units): Remove old SH4 scheduling.
+ (branch_zero, dfp_comp, late_fp_use, any_fp_comp, any_int_load):
+ New attributes. Set them where appropriate.
+ (cpu unit FS): Don't define / use.
+ (F3, load_store): New cpu units.
+ (F01): New reservation.
+ (all insn_reservations): Make dependent on sh4 pipeline model.
+ Fix latencies.
+ (nil, reg_mov, freg_mov, sh4_fpul_gp, sh4_call): New insn_reservations.
+ (sh4_mac_gp, fp_arith_ftrc, arith3, arith3b): Likewise.
+ (mt insn_reservation): Use type mt_group.
+ (insn_reservation load_store): Split into sh4_load, sh4_load_si,
+ sh4_fload and sh4_store.
+ (insn_reservation branch_zero and branch): Replace with sh4_branch.
+ (insn_reservation branch_far): Replace with sh4_return.
+ (insn_reservation return_from_exp): Rename to:
+ (sh4_return_from_exp). Change to be just d_lock*5.
+ (insn_reservation lds_to_pr): Rename to:
+ (sh4_lds_to_pr). Change to be just d_lock*2.
+ (insn_reservation ldsmem_to_pr, sts_from_pr): Change to be just
+ d_lock*2.
+ (insn_reservation prload_mem): Rename to:
+ (sh4_prstore_mem). Change to d_lock*2,nothing,memory.
+ (insn_reservation fpscr_store): Rename to:
+ (fpscr_load). Change to d_lock,nothing,F1*3.
+ (insn_reservation fpscr_store_mem): Rename to:
+ (fpscr_load_mem). Change to d_lock,nothing,(F1+memory),F1*2.
+ (insn_reservation multi): Change to
+ d_lock,(d_lock+f1_1),(f1_1|f1_2)*3,F2.
+ (insn_reservation fp_arith): Change to issue,F01,F2.
+ (insn_reservation fp_div: Change to issue,F01+F3,F2+F3,F3*7,F1+F3,F2.
+ (insn_reservation dp_float): Change to issue,F01,F1+F2,F2.
+ (insn_reservation fp_double_arith): Change to issue,F01,F1+F2,fpu*4,F2.
+ (insn_reservation fp_double_cmp): Change to
+ d_lock,(d_lock+F01),F1+F2,F2.
+ (insn_reservation dp_div): Change to
+ issue,F01+F3,F1+F2+F3,F2+F3,F3*16,F1+F3,(fpu+F3)*2,F2.
+ * sh.c (flow_dependent_p, flow_dependent_p_1): New functions.
+ (sh_adjust_cost, SHcompact): Differentiate between different
+ kinds of dependencies. Drop factor of ten for superscalar.
+ Use new instruction types. Add new exception rules.
+
+ * sh.md (mulhisi3, umulhisi3: Add a REG_EQUAL note.
+
+ * sh.md (mperm_w): Add DONE.
+
+2002-08-27 David Edelsohn <edelsohn@gnu.org>
+
+ * longlong.h: Import current PowerPC defintion from GMP-4.1.
+
+ * config/rs6000/rs6000.h (MIN_UNITS_PER_WORD): Add IN_LIBGCC2 case.
+
+ * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Undef before define.
+
+Tue Aug 27 13:53:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (MAX_FIXED_MODE_SIZE): Define.
+
+2002-08-27 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
+
+ * doc/cpp.texi (Common Predefined Macros): Don't mess with table
+ delimiter.
+
+2002-08-27 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * c-common.c (cpp_define_data_format): New function.
+ (cb_register_builtins): Call it.
+
+ * doc/cpp.texi (Common Predefined Macros): Document
+ __TARGET_BITS_ORDER__, __TARGET_BYTES_ORDER__,
+ __TARGET_INT_WORDS_ORDER__, __TARGET_FLOAT_WORDS_ORDER__,
+ __TARGET_FLOAT_FORMAT__, __TARGET_USES_VAX_F_FLOAT__,
+ __TARGET_USES_VAX_D_FLOAT__, __TARGET_USES_VAX_G_FLOAT__,
+ __TARGET_USES_VAX_H_FLOAT__.
+
+2002-08-26 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (get_super_receiver): If inside a class method
+ of a category, cast the receiver to 'id' before accessing the 'isa'
+ field so that <objc/objc-class.h> is not needed. For NeXT runtime.
+
+2002-08-26 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_function_prologue,
+ s390_function_epilogue): Remove.
+ config/s390/s390.c (s390_function_prologue, s390_function_epilogue,
+ TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
+
+ config/s390/s390.c (s390_machine_dependent_recorg): New function.
+ config/s390/s390-protos.h (s390_machine_dependent_reorg): Declare it.
+ config/s390/s390.h (MACHINE_DEPENDENT_REORG): Call it.
+ config/s390/s390.c (s390_split_branches, s390_chunkify_pool): Adapt
+ to being called from MACHINE_DEPENDENT_REORG. Update regs_ever_live.
+
+ config/s390/s390.c (s390_frame_info): Inline save_fprs_p. Always
+ assume BASE_REGISTER and RETURN_REGNUM need to be saved.
+ (s390_emit_prologue): Assume RETURN_REGNUM to be saved iff
+ function is not a leaf function. Use save_gprs and restore_gprs.
+ (s390_emit_epilogue): Likewise.
+ (save_gprs, restore_gprs): New functions.
+ (struct s390_frame): Remove return_reg_saved_p member.
+ (save_fprs_p): Remove.
+ (s390_optimize_prolog): New function.
+ (s390_legitimate_reload_constant): Remove now unnecessary check.
+
+ (s390_function_count): Remove.
+ (s390_output_symbolic_const): Replace s390_function_count by
+ current_function_funcdef_no.
+ (s390_output_constant_pool): Likewise.
+
+ (legitimize_pic_address): Use regs_ever_live to track PIC register
+ instead of current_function_uses_pic_offset_table.
+ (s390_emit_prologue): Likewise.
+ config/s390/s390.md ("call", "call_value"): Likewise.
+
+2002-08-26 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-opts.c (find_opt): Don't complain about wrong languages
+ here. Return exact matches even for wrong language.
+ (c_common_decode_option): Complain about wrong languages
+ here.
+
+2002-08-24 Stuart Hastings <stuart@apple.com>
+
+ * function.h (struct function): Add flag
+ all_throwers_are_sibcalls.
+ * except.c (set_nothrow_function_flags): Replaces
+ nothrow_function_p. Set new flag.
+ * except.h (set_nothrow_function_flags): Replaces
+ nothrow_function_p.
+ * dwarf2out.c (struct dw_fde_struct): Add flag
+ all_throwers_are_sibcalls.
+ (output_call_frame_info): Test it.
+ (dwarf2out_begin_prologue) Propagate it from cfun to
+ dw_fde_struct.
+ * toplev.c (rest_of_compilation): Update calls to
+ nothrow_function_p.
+
+2002-08-23 Zack Weinberg <zack@codesourcery.com>
+
+ * ggc-page.c (compute_inverse): Short circuit calculation for
+ object sizes larger than half a page.
+
+2002-08-23 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_elf_select_section): Treat
+ DEFAULT_ABI == ABI_AIX like PIC. Test PIC & reloc for readonly
+ default.
+ (rs6000_elf_unique_section): Likewise.
+
+2002-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ns32k.c (ns32k_globalize_label): Delete.
+ * ns32k.h (ASM_OUTPUT_LABEL, TARGET_ASM_GLOBALIZE_LABEL): Delete.
+
+2002-08-23 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (output_mi_thunk): Don't determine insns
+ for loading delta with num_insns_constant_wide. Calculate
+ delta_low, delta_high without using a conditional.
+
+2002-08-22 Jason Merrill <jason@redhat.com>
+
+ * c-common.h (RETURN_STMT_EXPR): Rename from RETURN_EXPR.
+ * c-common.def: Adjust.
+ * c-dump.c (c_dump_tree): Adjust.
+ * c-semantics.c (genrtl_return_stmt): Adjust.
+ * c-pretty-print.c (pp_c_statement): Adjust.
+ * tree-inline.c (copy_body_r): Adjust.
+
+2002-08-22 Zack Weinberg <zack@codesourcery.com>
+
+ * ggc-page.c: Avoid division in ggc_set_mark.
+ (DIV_MULT, DIV_SHIFT, OFFSET_TO_BIT, inverse_table,
+ compute_inverse): New.
+ (ggc_set_mark, ggc_marked_p): Use OFFSET_TO_BIT.
+ (init_ggc): Initialize inverse_table.
+
+2002-08-22 Tom Tromey <tromey@redhat.com>
+
+ * doc/install.texi (Configuration): Document --datadir.
+
+2002-08-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * Makefile.in ($(BUILD_PREFIX_1)varray.o): Depend on $(GGC_H).
+
+2002-08-22 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * gengtype-lex.l (ID): Allow underscore as first character.
+
+2002-08-21 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_xcoff_asm_globalize_label): New
+ function.
+ (rs6000_xcoff_asm_named_section): Rename.
+ * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_LABEL): Define.
+
+2002-08-21 Tom Tromey <tromey@redhat.com>
+
+ For PR java/6005 and PR java/7611:
+ * fold-const.c (fold_truthop): Use can_use_bit_fields_p.
+ (fold): Likewise.
+ * langhooks.c (lhd_can_use_bit_fields_p): New function.
+ * langhooks-def.h (lhd_can_use_bit_fields_p): Declare.
+ (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): New define.
+ (LANG_HOOKS_INITIALIZER): Use it.
+ * langhooks.h (struct lang_hooks) [can_use_bit_fields_p]: New
+ field.
+
+2002-08-21 Stan Shebs <shebs@apple.com>
+
+ * tree.c (finish_vector_type): Fix a typo in a comment.
+ * Makefile.in: Fix "the the" stutters in comments.
+ * genautomata.c: Ditto.
+ * ifcvt.c: Ditto.
+ * regrename.c: Ditto.
+ * config/alpha/alpha.c: Ditto.
+ * config/alpha/vms-crt0-64.c: Ditto.
+ * config/alpha/vms-crt0.c: Ditto.
+ * config/alpha/vms-psxcrt0-64.c: Ditto.
+ * config/alpha/vms-psxcrt0.c: Ditto.
+ * config/d30v/d30v.h: Ditto.
+ * config/fr30/fr30.h: Ditto.
+ * config/rs6000/rs6000.c: Ditto.
+ * config/stormy16/stormy16.h: Ditto.
+ * doc/md.texi: Ditto.
+
+2002-08-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * cppinit.c (remove_dup_nonsys_dirs): Fix warning and return value.
+
+2002-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (grokdeclarator): Make invalid combinations with long,
+ short, signed or unsigned into hard errors. Fixes PR c/4319.
+ Also make duplicate modifiers such as "short short" into hard
+ errors.
+
+2002-08-21 Andrew Pinski <pinskia@physics.uc.edu>
+ Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * doc/tm.texi (TARGET_ASM_GLOBALIZE_LABEL): Move '@end deftypefn'
+ to the actual end. Add '@end table' and '@table @code'.
+
+2002-08-20 Geoffrey Keating <geoffk@redhat.com>
+
+ * doc/tm.texi (Label Output): Add missing '@end deftypefn'.
+
+ * unroll.c (biv_total_increment): Don't try to compute the total
+ increment for FP BIVs.
+
+2002-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alpha.c (TARGET_ASM_GLOBALIZE_LABEL): Define for unicosmk.
+ * alpha/elf.h (ASM_OUTPUT_EXTERNAL_LIBCALL,
+ ASM_OUTPUT_ALIGNED_BSS): Use target hook.
+ * alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS): Likewise.
+ * alpha/unicosmk.h (ASM_GLOBALIZE_LABEL): Delete.
+ * arm/aof.h (ASM_GLOBALIZE_LABEL): Likewise.
+ (GLOBAL_ASM_OP): Define.
+ * arm.c (aof_globalize_label): New function.
+ (TARGET_ASM_GLOBALIZE_LABEL): Define for AOF.
+ * arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
+ * c4x.c (c4x_globalize_label): New function.
+ (TARGET_ASM_GLOBALIZE_LABEL): Define for c4x.
+ * c4x.h (ASM_GLOBALIZE_LABEL): Delete.
+ (GLOBAL_ASM_OP): Define.
+ * cris/aout.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use target hook.
+ * darwin-protos.h (darwin_globalize_label): Declare.
+ * darwin.c (darwin_globalize_label): New function.
+ * darwin.h (ASM_DECLARE_CLASS_REFERENCE): Use target hook.
+ (ASM_GLOBALIZE_LABEL): Delete.
+ (GLOBAL_ASM_OP, TARGET_ASM_GLOBALIZE_LABEL): Define.
+ * dsp16xx.c (asm_output_common): Use target hook.
+ * elfos.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
+ * frv.h (ASM_GLOBALIZE_LABEL): Delete.
+ (GLOBAL_ASM_OP): Define.
+ * i370.c (i370_globalize_label): New function.
+ (TARGET_ASM_GLOBALIZE_LABEL): Define for i370.
+ * i370.h (ASM_GLOBALIZE_LABEL): Delete.
+ * i386.c (ix86_asm_file_end): Use target hook.
+ * i386/sco5.h (ASM_GLOBALIZE_LABEL): Don't undef.
+ (ASM_OUTPUT_EXTERNAL_LIBCALL): Use target hook.
+ * ia64.c (ia64_asm_output_external): Likewise.
+ * ia64/sysv4.h: Update comment.
+ * m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
+ * mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
+ * mips/iris5.h (ASM_OUTPUT_WEAK_ALIAS): Use target hook.
+ * mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
+ * mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use target hook.
+ * mmix-protos.h (mmix_asm_globalize_label): Delete.
+ * mmix.c (mmix_asm_globalize_label): Likewise.
+ * mmix.h (ASM_GLOBALIZE_LABEL): Likewise.
+ (GLOBAL_ASM_OP): Define.
+ * ns32k.c (ns32k_globalize_label): New function.
+ * ns32k.h (TARGET_ASM_GLOBALIZE_LABEL): Define for ns32k.
+ (ASM_GLOBALIZE_LABEL): Delete.
+ * pa/pa-linux.h (ASM_GLOBALIZE_LABEL): Don't undef.
+ (TARGET_ASM_GLOBALIZE_LABEL): Undefine.
+ * pa.c (pa_globalize_label): New function.
+ * pa.h (ASM_GLOBALIZE_LABEL): Delete.
+ (TARGET_ASM_GLOBALIZE_LABEL): Define for pa.
+ * rs6000/darwin.h (ASM_GLOBALIZE_LABEL): Delete.
+ (GLOBAL_ASM_OP): Define.
+ (TARGET_ASM_GLOBALIZE_LABEL): Undef.
+ * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
+ * rs6000/xcoff.h (ASM_GLOBALIZE_LABEL): Delete.
+ (GLOBAL_ASM_OP): Define.
+ * v850.c (v850_output_aligned_bss): Use target hook.
+ * vax.c (vms_globalize_label): New function.
+ (TARGET_ASM_GLOBALIZE_LABEL): Define for vms.
+ * vax/vms.h (ASM_GLOBALIZE_LABEL): Delete.
+ (GLOBAL_ASM_OP): Define.
+ * defaults.h (ASM_GLOBALIZE_LABEL): Delete.
+ * doc/tm.texi: Update docs.
+ * dwarf2out.c (default_eh_frame_section, output_die_symbol): Use
+ target hook.
+ * final.c (output_alternate_entry_point): Likewise.
+ * hooks.c (hook_FILEptr_constcharptr_void): New function.
+ * hooks.h (hook_FILEptr_constcharptr_void): Declare.
+ * output.h (assemble_global): Delete.
+ (default_globalize_label): Declare.
+ * system.h (ASM_GLOBALIZE_LABEL): Poison.
+ * target-def.h (TARGET_ASM_GLOBALIZE_LABEL): Define.
+ (TARGET_ASM_OUT): Add TARGET_ASM_GLOBALIZE_LABEL.
+ * target.h (gcc_target): Add globalize_label member.
+ * varasm.c (asm_output_bss, asm_output_aligned_bss,
+ globalize_decl): Use target hook.
+ (assemble_global): Delete.
+ (default_globalize_label): New function.
+
+2002-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * dsp16xx.h (dsp16xx_umulhi3_libcall): Delete.
+
+2002-08-20 Devang Patel <dpatel@apple.com>
+ * tree.c (get_qualified_type): Add TYPE_CONTEXT check.
+
+2002-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * arc.c (output_shift): Use stdio instead of asm_fprintf.
+ * arm.c (thumb_output_function_prologue): Likewise.
+ * avr.c (print_operand): Likewise.
+ * c4x.c (c4x_print_operand): Likewise.
+ * c4x.h (ASM_OUTPUT_INTERNAL_LABEL, TRAMPOLINE_TEMPLATE,
+ ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
+ * cris.c (cris_target_asm_function_prologue,
+ cris_asm_output_mi_thunk): Likewise.
+ * h8300.c (print_operand): Likewise.
+ * h8300.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
+ * ip2k.c (print_operand): Likewise. Fix format specifier.
+ * m68hc11.c (asm_print_register, print_operand,
+ print_operand_address): Use stdio instead of asm_fprintf.
+ (print_operand_address): Fix format specifier.
+ * m68hc11.h (FUNCTION_PROFILER, ASM_OUTPUT_ADDR_DIFF_ELT,
+ ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ALIGN): Use stdio instead of
+ asm_fprintf.
+ * m68k/amix.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * m68k/atari.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ * m68k.c (m68k_output_function_prologue,
+ m68k_output_function_epilogue, print_operand): Likewise.
+ * mmix.c (mmix_asm_output_mi_thunk, mmix_asm_weaken_label):
+ Likewise. Fix format specifier.
+ * mn10200.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
+ * mn10300.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
+ * v850.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
+
+2002-08-15 Eric Christopher <echristo@redhat.com>
+ Jeff Knaggs <jknaggs@redhat.com>
+
+ * config.gcc (mipsisa64sr71k-elf): New target.
+ * config/mips/sr71k.md: New file.
+ * config/mips/mips.md: Use it.
+ (rot*): Add sr71k specifics.
+ * config/mips/t-sr71k: New file.
+ * config/mips/mips.h (sr71k): New cpu.
+ (TARGET_SR71K): Use it.
+ (TUNE_SR71K): Ditto.
+ (GENERATE_BRANCHLIKELY): Ditto.
+ (ISA_HAS_MULHI, ISA_HAS_MULS, ISA_HAS_MSAC, ISA_HAS_MACC,
+ ISA_HAS_ROTR_SIISA_HAS_ROTR_DI): Ditto.
+ * config/mips/mips.c (sr71k): New cpu.
+ (mips_use_dfa_pipeline_interface): Use.
+
+2002-08-15 Eric Christopher <echristo@redhat.com>
+ Richard Sandiford <rsandifo@redhat.com>
+ Aldy Hernandez <aldyh@redhat.com>
+ Graham Stott <grahams@redhat.com>
+ Michael Meissner <meissner@redhat.com>
+ Gavin Romig-Koch <gavin@redhat.com>
+ Ken Raeburn <raeburn@cygnus.com>
+ Alexandre Oliva <aoliva@redhat.com>
+
+ * config.gcc (mips64vr-elf): New target.
+ * config/mips/5400.md: New file.
+ * config/mips/5500.md: Ditto.
+ * config/mips/mips.md: Use them.
+ (frsqrt): New.
+ * config/mips/mips.c (vr4111, vr4121, vr4320, vr5400, vr5500): New
+ cpus.
+ (mips_issue_rate): Use them.
+ (mips_use_dfa_pipeline_interface): New function. Use for 5400 and 5500.
+ (TARGET_SCHEDUSE_DFA_PIPELINE_INTERFACE): Define. Use above.
+ * config/mips/mips.h (vr4111, vr4121, vr4320, vr5400, vr5500): New
+ cpus.
+ (TARGET_MIPSx): Use them.
+ (TUNE_MIPSx): Ditto.
+ (GETNATE_MULT3_SI): Ditto.
+ (ISA_HAS_BRANCHLIKELY): Ditto.
+ (ISA_HAS_CONDMOVE): Ditto.
+ (ISA_HAS_NMADD_NMSUB): Ditto.
+ (ISA_HAS_MULHI): New. Ditto.
+ (ISA_HAS_MULS): Ditto.
+ (ISA_HAS_MSAC): Ditto.
+ (ISA_HAS_MACC): Ditto.
+ (ISA_HAS_ROTR_SI): Ditto.
+ (ISA_HAS_ROTR_DI): Ditto.
+ (RTX_COSTS): Use.
+
+2002-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * cppinit.c (remove_dup_dir): Add head_ptr argument to handle removal
+ at head.
+ (remove_dup_nonsys_dirs): New function.
+ (remove_dup_dirs): Change argument head to head_ptr. Remove warnings.
+ (merge_include_chains): Remove non-system include directories from
+ quote and bracket include chains when they duplicate equivalent system
+ directories.
+ * doc/cpp.texi (-I): Update.
+ * doc/cppopts.texi (-I): Update.
+ * doc/install.texi (--with-local-prefix): Further document usage of
+ this option.
+ * doc/invoke.texi (-I): Update.
+
+2002-08-20 Richard Henderson <rth@redhat.com>
+
+ * expr.c (TARGET_MEM_FUNCTIONS): Transform to boolean.
+ (emit_block_move): Split out subroutines.
+ (emit_block_move_via_movstr): New.
+ (emit_block_move_via_libcall): New. Emit bcopy via normal call also.
+ (emit_block_move_libcall_fn): New. Construct function prototype for
+ bcopy as well.
+ (clear_storage): Split out subroutines.
+ (clear_storage_via_clrstr): New.
+ (clear_storage_via_libcall): New. Emit bzero as a normal call also.
+ (clear_storage_libcall_fn): New. Construct function prototype for
+ bzero as well.
+ (emit_push_insn): Use emit_block_move.
+ (expand_assignment): Booleanize TARGET_MEM_FUNCTIONS.
+ (store_constructor): Likewise.
+
+2002-08-19 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (building_objc_message_expr): Rename to
+ current_objc_message_selector.
+
+2002-08-19 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (build_ivar_chain): Remove.
+ (objc_copy_list): Likewise.
+ (get_class_ivars): Inline call to removed build_ivar_chain
+ function. Save off a clean copy of ivars in the CLASS_OWN_IVARS
+ slot; use that slot (rather than CLASS_IVARS) when accessing
+ ivars for base classes. Call copy_list and chainon instead of
+ objc_copy_list.
+ (build_private_template): Call get_class_ivars instead of
+ build_ivar_chain.
+ (start_class): Allocate room for the CLASS_OWN_IVARS slot.
+ (continue_class): Call get_class_ivars instead of
+ build_ivar_chain.
+ (encode_field_decl): Check for DECL_BIT_FIELD_TYPE instead
+ of DECL_BIT_FIELD (which may have been cleared).
+ * objc/objc-act.h (CLASS_OWN_IVARS): New accessor macro.
+
+2002-08-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * genautomata.c (output_translate_vect, output_state_ainsn_table,
+ output_min_issue_delay_table): Mark variable with ATTRIBUTE_UNUSED
+ in output file.
+ (output_internal_min_issue_delay_func): Initialize variable in
+ output file.
+
+2002-08-19 Alexandre Oliva <aoliva@redhat.com>
+
+ * Makefile.in (GCC_FOR_TARGET): Prepend STAGE_CC_WRAPPER.
+ (stage2_build, stage3_build, stage4_build): Likewise, to CC.
+
+2002-08-19 Geoffrey Keating <geoffk@redhat.com>
+ Steve Ellcey <sje@cup.hp.com>
+
+ * machmode.h (SCALAR_INT_MODE_P): New macro to test for
+ scaler integer mode (MODE_INT or MODE_PARTIAL_INT).
+ * explow.c (trunc_int_for_mode): Abort when the mode is not
+ a scaler integer mode.
+ * combine.c (expand_compound_operation): Don't expand Vector
+ or Complex modes into shifts.
+ (expand_field_assignment): Don't do bitwise arithmatic and
+ shifts on Vector or Complex modes.
+ (simplify_comparison): Don't call trunc_int_for_mode
+ for VOIDmode.
+ * recog.c (general_operand): Likewise.
+ (immediate_operand): Likewise.
+ (nonmemory_operand): Likewise.
+
+2002-08-19 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_emit_set_const): Inline
+ multi-instruction SImode constant. Add REG_EQUAL note.
+ * config/rs6000/rs6000.md (movsi splitter): Use
+ rs6000_emit_set_const.
+
+2002-08-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * tree-inline.c (initialize_inlined_parameters): Wrap variable in
+ the macro test controlling its use.
+
+2002-08-18 H.J. Lu (hjl@gnu.org)
+
+ * config.gcc (*-*-linux*): Set extra_parts="crtbegin.o
+ crtbeginS.o crtbeginT.o crtend.o crtendS.o", gas=yes and
+ gnu_ld=yes.
+ (alpha*-*-linux*, cris-*-linux*, i370-*-linux*,
+ i[34567]86-*-linux*, x86_64-*-linux*, mips*-*-linux*,
+ s390-*-linux*, s390x-*-linux*, sparc-*-linux*, sparc64-*-linux*,
+ xtensa-*-linux*): Remove setting extra_parts, gas, and gnu_ld
+ here.
+ (cris-*-linux*): Remove setting thread_file here.
+
+2002-08-18 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/7602
+ * cppinit.c (path_include): Treat the system environment
+ variables as being cxx_aware.
+
+2002-08-17 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (flexible_array_type_p): New function.
+ (grokdeclarator, finish_struct): Use it.
+ * doc/extend.texi: Document constraints on use of structures with
+ flexible array members.
+
+2002-08-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/t-coff, config/mips/t-elf, config/mips/t-isa3264,
+ config/mips/t-r3900 (MULTILIB_MATCHES): Define.
+ * config/mips/mips.h (ASM_SPEC): Use %(endian_spec).
+
+2002-08-16 Stan Shebs <shebs@apple.com>
+
+ * c-common.c (cb_register_builds): Define __NEXT_RUNTIME__
+ for ObjC with -fnext-runtime.
+ * doc/cpp.texi: Document it.
+
+2002-08-16 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/install.texi (Final installation): Replace links to individual
+ build status pages with a link to a common page that lists them all.
+
+2002-08-16 Sylvain Pion <pion@cs.nyu.edu>
+
+ * doc/invoke.texi: Fix typo.
+
+2002-08-16 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi (*-ibm-aix*): Explain AIX shared object versioning.
+
+2002-08-16 Andrew Haley <aph@redhat.com>
+
+ * tree-inline.c: Add includes for Java inliner.
+ (remap_decl): Don't handle anonymous types for Java.
+ (remap_block): Add handling for Java trees.
+ (copy_scope_stmt): Conditionalize for non-Java use only.
+ (copy_body_r): Handle Java trees. Add handling for
+ LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, Java blocks.
+ (initialize_inlined_parameters): Handle Java trees.
+ (declare_return_variable): Likewise.
+ (expand_call_inline): Handle Java trees.
+ (walk_tree): Likewise.
+ (copy_tree_r): Don't handle SCOPE_STMTs for Java.
+ (add_stmt_to_compound): New function.
+
+2002-08-15 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (LOOSE_WARN): Remove -fno-common.
+ (NOCOMMON_FLAG): New substitution point.
+ (GCC_WARN_CFLAGS): Include it.
+ * configure.in (ac_checking): Set nocommon_flag.
+ (nocommon_flag): New substitution point.
+
+2002-08-15 Alexandre Oliva <aoliva@redhat.com>
+
+ * c-tree.h (skip_evaluation): Move declaration...
+ * c-common.h: ... here.
+ * c-typeck.c (build_external_ref): Don't assemble_external nor
+ mark a tree as used if skip_evaluation is set.
+ * c-parse.in (typeof): New non-terminal to set skip_evaluation
+ around TYPEOF.
+ (typespec_nonreserved_nonattr): Use it.
+
+2002-08-15 Douglas B Rupp <rupp@gnat.com>
+
+ * dbxout.c (dbx_debug_hooks): Update end_prologue, end_epilogue.
+ (xcoff_debug_hooks): Update end_prologue.
+ * debug.c (do_nothing_debug_hooks): Update end_prologue, end_epilogue.
+ * debug.h (end_prologue): Add file arg.
+ (end_epilogue): Add line and file args.
+ (dwarf2out_end_epilogue): Add line and file args.
+ (vmsdbgout_after_prologue): Remove.
+ * dwarf2out.c (dwarf2out_end_epilogue): Add line and file args.
+ (dwarf2_debug_hooks): Update end_prologue.
+ * dwarfout.c (dwarfout_end_epilogue): Add line and file args.
+ (dwarfout_end_prologue): Add file arg.
+ * final.c (vmsdbgout_after_prologue): Remove
+ (final_end_function): Update end_epilogue call.
+ (final_scan_insn): Update end_prologue call.
+ * sdbout.c (sdbout_end_epilogue): Add line and file args.
+ (sdbout_end_prologue): Add file arg.
+ (sdb_debug_hooks): Update end_prologue.
+ (sdb_begin_prologue): Update sdbout_end_prologue call.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_end_prologue,
+ vmsdbgout_end_function.
+ (vmsdbgout_end_prologue): New function renamed from
+ vmsdbgout_after_prologue. Call vmsdbgout_source_line.
+ (vmsdbgout_end_function): New function.
+ (vmsdbgout_end_epilogue): Add line and file args. Call
+ vmsdbgout_source_line.
+ (write_pclines): Write only valid line numbers.
+ (write_srccorr): Don't write source correlation records if 0 lines.
+ * xcoffout.c (xcoffout_end_epilogue): Add line and file args.
+
+2002-08-15 Steve Ellcey <sje@cup.hp.com>
+
+ * gcc/unwind.h (_Unwind_Ptr): Make 64 bits on IA64 HP-UX.
+ (_Unwind_Internal_Ptr): 32 bit version for use in
+ read_encoded_value_with_base.
+ * gcc/unwind-pe.h (read_encoded_value_with_base): Use
+ _Unwind_Internal_Ptr instead of _Unwind_Ptr in order to get the
+ right size.
+
+2002-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * loop.c (scan_loop, move_movables, count_one_set): Cast to avoid
+ signed/unsigned warnings.
+
+ * regclass.c (init_reg_sets_1, choose_hard_reg_mode,
+ record_reg_classes): Likewise.
+
+ * reload.c (reload_inner_reg_of_subreg, push_reload,
+ find_reloads_address_1): Likewise.
+
+2002-08-15 David Edelsohn <edelsohn@gnu.org>
+
+ * rs6000.c (output_mi_thunk): Return to function section on
+ TARGET_ELF.
+
+ * rs6000-c.c (rs6000_cpu_cpp_builtins): Define __PPC405__ if PPC405.
+
+2002-08-15 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (legitimize_address): Optimize loading
+ of large displacements.
+
+2002-08-14 Douglas B Rupp <rupp@gnat.com>
+
+ * config/alpha/alpha-protos.h: Update.
+
+ * config/alpha/alpha.c: (LINKAGE_SYMBOL_REF_P): New macro.
+ (alpha_legitimate_address_p): Test LINKAGE_SYMBOL_REF_P.
+ (alpha_linkage_symbol_p): New static function.
+ (print_operand_address): Print linkage operand.
+
+ (alpha_funcs_num, alpha_funcs_tree, alpha_links_tree): New static
+ variables.
+ (reloc_kind): New enum.
+ (struct alpha_funcs): New struct.
+ (struct alpha_links): Add reloc_kind field. Rename links_kind field.
+
+ (alpha_need_linkage): Rewrite.
+ (alpha_use_linkage): New global function.
+ (alpha_write_linkage): Rewrite and make static.
+ (alpha_write_one_linkage): Rewrite
+
+ (alpha_start_function): Remove procedure descriptor output.
+ (alpha_end_function): Write linkages at end of each function.
+
+ * config/alpha/alpha.md (call_vms, call_value_vms): Rewrite.
+ (call_vms_1, call_value_vms_1): Rewrite.
+
+ * config/alpha/vms.h (ASM_FILE_END): Remove.
+
+2002-08-14 Richard Henderson <rth@redhat.com>
+
+ * ggc-page.c (RTL_SIZE): New.
+ (extra_order_size_table): Add specializations for 2 and 10 rtl slots.
+ * rtl.def (BARRIER, NOTE): Pad to 9 slots.
+
+2002-08-14 Richard Henderson <rth@redhat.com>
+
+ * calls.c: Include target.h.
+ * Makefile.in (calls.o): Update.
+
+ * config/alpha/alpha.c (alpha_end_function): Use targetm.binds_local_p.
+ * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
+
+2002-08-14 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (LOOSE_WARN): Add -fno-common.
+ * c-common.h (constant_string_class_name): Add missing extern.
+
+2002-08-15 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/7358
+ * c-opts.c (check_deps_environment_vars): Ignore main file
+ for SUNPRO_DEPENDENCIES.
+ * cppfiles.c (stack_include_file): Ignore main file if
+ appropriate.
+ * cpplib.h (struct cpp_options): New member in deps.
+ * doc/cppenv.texi: Update.
+
+2002-08-14 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/7526
+ * cpplib.c (run_directive): Kludge so _Pragma dependency works.
+
+2002-08-14 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/invoke.texi (-a): Remove documentation.
+ (-fprofile-arcs): Remove reference to -a, -ax options.
+ * doc/gcov.texi (Gcov Data Files): Data might be merged.
+
+2002-08-14 Gabriel Dos Reis <gdr@nerim.net>
+
+ Fix PR/7566
+ * c-semantics.c (genrtl_case_label): Don't (mis)use
+ warning_with_decl.
+
+2002-08-14 Dale Johannesen <dalej@apple.com>
+
+ * explow.c (emit_stack_restore): Emit memory clobbers
+ preceding the stack pop, to prevent the scheduler from
+ moving refs to variable arrays below this pop.
+ * reload1.c (reload): Preserve these clobbers for sched2.
+ * doc/rtl.texi: Document clobber (mem:BLK (scratch)).
+
+2002-08-14 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-opts.c (c_common_post_options): Correct test.
+
+2002-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Fix incorrect argument
+ order in call to fprintf.
+
+2002-08-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/sparc/sol2.h (SUBTARGET_EXTRA_SPECS): Define.
+
+2002-08-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload.c (find_reloads): Handle constraint letters marked by
+ EXTRA_ADDRESS_CONSTRAINT and EXTRA_MEMORY_CONSTRAINT.
+ (alternative_allows_memconst): Likewise.
+ * reload1.c (maybe_fix_stack_asms): Likewise.
+ * recog.c (asm_operand_ok, preprocess_constraints,
+ constrain_operands): Likewise.
+ * regclass.c (record_operand_costs, record_reg_classes): Likewise.
+ * local-alloc.c (block_alloc, requires_inout): Likewise.
+ * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
+
+ * defaults.h (EXTRA_MEMORY_CONSTRAINT): Provide a default.
+ (EXTRA_ADDRESS_CONSTRAINT): Likewise.
+ * doc/tm.texi: Document these two new target macros.
+
+ * config/s390/s390.c (s390_expand_plus_operand): Accept already
+ valid operands.
+ (q_constraint): New function.
+ config/s390/s390-protos.h (q_constraint): Declare it.
+ config/s390/s390.h (EXTRA_CONSTRAINT): Use it.
+ (EXTRA_MEMORY_CONSTRAINT): New macro.
+
+ * config/s390/s390.md: Throughout the machine description,
+ replace all instances of the constraint combinations 'Qo'
+ or 'oQ' with simply 'Q'.
+
+2002-08-14 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.h (LINK_SPEC): Support -mrelax.
+ * config/m68hc11/t-m68hc11-gas (LIBGCC2_DEBUG_CFLAGS): Can use -g now.
+ (LIBGCC2_CFLAGS): Compile with -mrelax.
+
+2002-08-14 Stephane Carrez <stcarrez@nerim.fr>
+
+ * doc/invoke.texi: Document -minmax for 68HC12.
+
+ * config/m68hc11/m68hc11.md ("umaxqi3"): Use TARGET_MIN_MAX.
+ ("uminqi3"): Likewise.
+ ("uminhi3", "umaxhi3"): Likewise.
+
+ * config/m68hc11/m68hc11.h (MASK_MIN_MAX): Define.
+ (TARGET_MIN_MAX): Define.
+ (TARGET_SWITCHES): New option -minmax/-mnominmax.
+
+2002-08-14 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build __far_trampoline.
+ (MULTILIB_OPTIONS): Must also generate for -mlong-calls.
+
+ * config/m68hc11/larith.asm: Put a mode for ELF ABI flags.
+ (ret, declare, farsym): New gas macros.
+ (__premain, exit, abort, _cleanup, memcpy, memset, ___adddi3,
+ ___subdi3, ___notdi2, __mulhi32, __mulsi3): Use them to use 'rtc'
+ and declare the symbol far when compiled with -mlong-calls.
+ (__far_trampoline): New for 68HC12 trampoline code to invoke a
+ far handler using jsr/bsr.
+
+ * config/m68hc11/m68hc11-crt0.S: Put a mode for ELF ABI flags.
+ (jsr): New macro to transform a 'jsr' into a 'call'.
+
+2002-08-14 Stephane Carrez <stcarrez@nerim.fr>
+
+ * doc/invoke.texi: Document -mlong-calls for 68HC12.
+
+ * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__USE_RTC__ when
+ -mlong-calls is specified.
+ (ASM_DECLARE_FUNCTION_NAME): Define to generate .far and .interrupt
+ assembler directives.
+ (TARGET_LONG_CALL, MASK_LONG_CALL): Declare.
+ (TARGET_SWITCHES): Add -mlong-calls options.
+ (current_function_far): Declare.
+
+ * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset): Take
+ into account the page register saved on the stack.
+ (m68hc11_override_options): Take into account -mlong-calls option.
+ (m68hc11_asm_file_start): Put a mode for the ELF flags ABI.
+
+ * config/m68hc11/m68hc11.md ("*return_32bit"): Return rtc
+ if the function is going to be in 68HC12 banked memory (-mlong-calls).
+ ("*return_16bit"): Likewise.
+ ("*return_void"): Likewise.
+ ("call", "call_value"): Use call for a far function call.
+
+2002-08-14 Neil Booth <neil@daikokuya.co.uk>
+
+ * toplev.c (parse_options_and_default_flags): Don't call
+ post_options here.
+ (general_init): Initialize GC, pools and tree hash here,
+ instead of lang_independent_init.
+ (lang_independent_init): Rename backend_init.
+ (do_compile): Call post_options hook; exit early if there
+ have been errors after switch processing.
+ (toplev_main): Update.
+
+2002-08-14 Gabriel Dos Reis <gdr@nerim.net>
+
+ * c-pretty-print.h: Guard against multiple inclusion.
+ Robustify macros.
+ (pp_c_attributes): Declare.
+ * c-pretty-print.c (pp_c_attributes): New function.
+
+2002-08-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * m68k.c (m68k_output_function_prologue,
+ m68k_output_function_epilogue): Delete versions for DPX2/MOTOROLA
+ and NEWS/MOTOROLA.
+ * genattrtab.c: Remove dpx2 comment.
+ * libgcc2.c (__enable_execute_stack): Delete versions for
+ NeXT/__MACH__, __convex__, __sysV88__, __pyr__ and
+ sony_news/SYSTYPE_BSD.
+ * longlong.h: Delete code for __a29k__, _AM29K, __clipper__,
+ __gmicro__, __i860__, __NeXT__ and __pyr__.
+ * rtl.h: Remove convex comment.
+ * varasm.c: Likewise.
+
+2002-08-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-opts.c (lang_flags): Const-ify.
+ * ra-build.c (undef_table): Likewise.
+ * ra.c (eliminables): Likewise.
+
+2002-08-14 Gabriel Dos Reis <gdr@nerim.net>
+
+ * tree.h: Guard against multiple inclusion.
+
+2002-08-14 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * reload1.c (reload_cse_simplify): Before checking
+ REG_FUNCTION_VALUE_P, check REG_P.
+
+2002-08-13 Geoffrey Keating <geoffk@redhat.com>
+
+ * Makefile.in (attribs.o): Remove $(OBSTACK_H) dependency.
+
+2002-08-13 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-opts.c (c_common_init_options): Extra braces needed.
+
+Tue Aug 13 17:40:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (sh_init_builtins): Add PARAMS to declaration.
+ (sh_media_init_builtins, sh_expand_builtin): Likewise.
+ (sh_expand_unop_v2sf): Use PARAMS for variable declaration.
+ (sh_expand_binop_v2sf): Likewise.
+ * sh-protos.h (sh_expand_unop_v2sf): Add PARAMS to declaration.
+ (sh_expand_binop_v2sf, sh_cfun_interrupt_handler_p): Likewise.
+ (sh_initialize_trampoline): Likewise.
+
+2002-08-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * s390-modes.def [CCL1, CCL2, CCT1, CCT2, CCT3, CCUR, CCSR]: Declare
+ new condition code modes.
+ s390.c (s390_match_ccmode_set): Handle those new CC modes.
+ (s390_select_ccmode): Likewise.
+ (s390_branch_condition_mask): Likewise.
+
+ * s390-protos.h (s390_tm_ccmode): Declare.
+ s390.c (s390_tm_ccmode): New function.
+ (s390_match_ccmode): Allow VOIDmode as REQ_MODE.
+
+ * s390.md ("*cmpdi_tm2"): Rename to "*tmdi_ext".
+ ("*cmpsi_tm2"): Rename to "*tmsi_ext".
+ ("*cmpqi_tm2"): Rename to "*tmqi_ext".
+
+ ("*cmpdi_tm_reg", "*cmpdi_tm_mem", "*cmpsi_tm_reg", "*cmpsi_tm_mem",
+ "*cmphi_tm_sub","*cmphi_cct_0", "*cmpqi_tm", "*cmpqi_tm_sub",
+ "*cmpqi_cct_0", "*tm_0"): Remove, replace by ...
+ ("*tmdi_reg", "*tmsi_reg", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem",
+ "*tmqi_mem", "*tmhi_full", "*tmqi_full"): ... these new patterns.
+
+ ("*ltgr", "*cmpdi_ccs_0_64", "*cmpdi_ccs_0_31", "*ltr", "*icm15",
+ "*icm15_cconly", "*cmpsi_ccs_0", "*icm3", "*cmphi_ccs_0", "*icm1",
+ "*cmpqi_ccs_0"): Remove, replace by ...
+ ("*tstdi_sign", "*tstdi", "*tstdi_cconly", "*tstdi_cconly_31",
+ "*tstsi", "*tstsi_cconly", "*tstsi_cconly2", "*tsthi", "*tsthi_cconly",
+ "*tstqi", "*tstqi_cconly"): ... these new patterns.
+
+ ("*cmpsidi_ccs"): Remove, replace by ...
+ ("*cmpsi_ccs_sign"): ... this new pattern.
+ ("*cmpdi_ccs_sign", "*cmpdi_ccu_zero"): New patterns.
+
+ ("*cmpqi_ccu_0", "*cmpqi_ccu_immed"): Remove, replace by ...
+ ("*cli"): ... this new pattern.
+
+ ("*adddi3_sign", "*adddi3_zero_cc", "*adddi3_zero_cconly",
+ "*adddi3_zero", "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2"):
+ New patterns.
+ ("adddi3_64"): Rename to "*adddi3_64".
+ ("adddi3_31"): Replace by insn and splitter "*adddi3_31".
+ ("adddi3"): Adapt expander.
+
+ ("*addsi3_cc"): Allow "general_operand" for operand 2.
+ ("*addsi3_carry1_cc", "*addsi3_carry1_cconly",
+ "*addsi3_carry2_cc", "*addsi3_carry2_cconly"): New patterns.
+
+ ("addhi3", "addqi3"): Remove, replace by ...
+ ("*addsi3_sign", "*addsi3_sub"): ... these new patterns.
+
+ ("*subdi3_sign", "*subdi3_zero_cc", "*subdi3_zero_cconly",
+ "*subdi3_zero", "*subdi3_cc", "*subdi3_cconly"): New patterns.
+ ("subdi3"): Replace by insn and splitter "*subdi3_31".
+ ("subdi3"): New expander.
+
+ ("*subsi3_borrow_cc", "*subsi3_borrow_cconly"): New patterns.
+
+ ("subhi3", "subqi3"): Remove, replace by ...
+ ("*subsi3_sign", "*subsi3_sub"): ... these new patterns.
+
+ ("*muldi3_sign"): New pattern.
+ ("muldi3"): Do not clobber CC.
+ ("mulsi3"): Likewise.
+ ("mulsi_6432"): Likewise.
+
+2002-08-13 Denis Chertykov <denisc@overta.ru>
+
+ * config/avr/avr.md: Call CC_STATUS_INIT in all peepnoles
+ which can change CC0.
+
+Tue Aug 13 14:49:20 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * gcse.c (adjust_libcall_notes): New function.
+ (do_local_cprop): Use it. Add fourth parameter. Changed caller.
+
+2002-08-13 Nathan Sidwell <nathan@codesourcery.com>
+
+ * libgcc2.c (L_bb): Remove unneeded #includes.
+ (__global_counters, __gthreads_active): Remove unused globals.
+ (__bb_exit_func): Merge counts into files rather than appending.
+ * Makefile.in (INTERNAL_CFLAGS): Move COVERAGE_FLAGS from here ...
+ (ALL_CFLAGS): ... to here.
+
+2002-08-13 Denis Chertykov <denisc@overta.ru>
+
+ * config/ip2k/ip2k.c (commands_in_file): Variable removed.
+ (function_epilogue): Don't calculate function size.
+ (ip2k_set_compare): Don't use lookup_const_double.
+ (asm_file_start): Initialization of commands_in_file removed.
+ (asm_file_end): Output of commands_in_file removed.
+
+ * config/ip2k/ip2k.c (CPP_PREDEFINES): Remove definition of
+ __INT_MAX__.
+
+2002-08-13 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-opts.c (c_common_init_options): Check option array is
+ sorted if checking enabled.
+
+2002-08-13 Gabriel Dos Reis <gdr@nerim.net>
+
+ * c-pretty-print.c: #include "c-tree.h".
+ (pp_c_simple_type_specifier): Tweak.
+ (pp_c_storage_class_specifier): New.
+ (pp_c_function_specifier): Likewise.
+ (pp_c_declaration_specifiers): Likewise.
+ (pp_c_init_declarator): Likewise.
+ (pp_c_declaration): Likewise.
+ (pp_c_direct_declarator): Stub.
+ (pp_c_declarator): Likewise.
+ (pp_c_parameter_declaration): Likewise.
+
+2002-08-13 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-opts.c (deps_seen, deps_file, deferred_count, deferred_size,
+ handle_deferred_opts, sanitize_cpp_opts, defer_opt,
+ struct deferred_opt): New.
+ (COMMAND_LINE_OPTIONS): Add -M*.
+ (missing_arg): Update.
+ (c_common_decode_option): Handle -M*.
+ (c_common_post_options): Handle -M*. Use sanitize_cpp_opts;
+ don't call cpp_post_options.
+ (c_common_finish, check_deps_environment_vars): Update.
+ * cppfiles.c (stack_include_file, handle_missing_header): Update.
+ * cpphash.h (CPP_PRINT_DEPS): Remove.
+ * cppinit.c: Don't include version.h.
+ (cpp_create_reader): Don't call deps_init. Initialize
+ warn_long_long.
+ (cpp_read_main_file): Init deps if necessary.
+ (cpp_destroy): Conditionally free deps.
+ (cpp_finish): Update.
+ (no_tgt): Remove.
+ (COMMAND_LINE_OPTIONS, cpp_handle_option): Remove -M*.
+ (cpp_post_options): Rename post_options.
+ * cpplib.h (struct cpp_options): Remove some dependency options;
+ move others to a new structure.
+ (cpp_post_options): Remove.
+ (cpp_finish): Comment.
+ * fix-header.c (read_scan_file): Don't call cpp_post_options.
+
+2002-08-12 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.md (define_constants): Add MMIX_rR_REGNUM.
+ ("divdi3", "*divdi3_nonknuth", "moddi3", "*moddi3_nonknuth"): Mark
+ MMIX_rR_REGNUM as clobbered.
+ * config/mmix/mmix.h (MMIX_REMAINDER_REGNUM): Use MMIX_rR_REGNUM.
+
+2002-08-12 Gabriel Dos Reis <gdr@nerim.net>
+
+ * diagnostic.h (output_formatted_scalar): Rename from
+ output_formatted_integer.
+ * diagnostic.def: Add DK_DEBUG.
+ * diagnostic.c (output_decimal): Adjust.
+ (output_long_decimal): Likewise.
+ (output_unsigned_decimal): Likewise.
+ (output_octal): Likewise.
+ (output_long_octal): Likewise.
+ (output_hexadecimal): Likewise.
+ (output_long_hexadecimal): Likewise.
+ * c-pretty-print.c (pp_c_type_specifier): New function.
+ (pp_c_specifier_qualifier_list): Likewise.
+ (pp_c_abstract_declarator): Likewise.
+ (pp_c_char): Replace pp_format_integer with pp_format_scalar.
+
+2002-08-12 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/trouble.texi (Disappointments): Add static constructor and
+ destructor dependency information for AIX.
+
+2002-08-12 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpphash.h (struct printer): New from cppmain.c.
+ (cpp_reader): New member.
+ * cppmain.c (struct printer): Move to cpphash.h.
+ (options, print): Remove.
+ (account_for_newlines, print_line, maybe_print_line,
+ cpp_preprocess_file, setup_callbacks, scan_translation_unit,
+ scan_translation_unit_trad, cb_line_change, cb_ident,
+ cb_define, cb_undef, cb_include, cb_file_change, dump_macro,
+ cb_def_pragma): Make reentrant.
+
+2002-08-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * real.c (ieee_64): Always define.
+ (ieee_113): Guard with INTEL_EXTENDED_IEEE_FORMAT == 0.
+ (dec_h): Not used yet, hide it.
+ (emdnorm): Mark parameter in ATTRIBUTE_UNUSED. Guard label with
+ macro controlling use.
+ (TFbignan, TFlittlenan): Guard with INTEL_EXTENDED_IEEE_FORMAT == 0.
+
+Mon Aug 12 12:48:20 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (tablejump): Sign extend the operand.
+ * i386.c (classify_argument): Fix missed case from previous patch.
+
+2002-08-12 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.c (STDC_0_IN_SYSTEM_HEADERS, c_common_init): Move
+ to c-copts.c.
+ (warn_multichar): Die.
+ (cb_register_builtins): Export.
+ * c-common.h (warn_multichar, preprocess_file): Remove.
+ (cb_register_builtins): New.
+ * c-lang.c (c_init): Remove.
+ (LANG_HOOKS_INIT): Use c_objc_common_init.
+ * c-lex.c (init_c_lex): Don't canonicalize filename.
+ * c-opts.c (in_fname, STDC_0_IN_SYSTEM_HEADERS): New.
+ (preprocess_file): Make static. Update for cpplib.
+ (c_common_decode_option): Remove warn_multichar. Use in_fname.
+ (c_common_post_options): Set some cpp options here.
+ (c_common_init): Move from c-common.c.
+ * cppinit.c (cpp_post_options): Don't canonicalize in_fname.
+ * cpplib.h (struct cpp_options): Remove in_fname.
+ (cpp_preprocess_file): Update.
+ * cppmain.c (cpp_preprocess_file): Update for new prototypes.
+
+2002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config.gcc (mips*-*-netbsd*): Include ${tm_file}.
+
+2002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * i370.h (TARGET_CPU_CPP_BUILTINS): Remove spurious trailing
+ backslash in comment preceeding macro definition.
+ * i370/linux.h (TARGET_OS_CPP_BUILTINS): Likewise.
+ * i370/mvs.h (TARGET_OS_CPP_BUILTINS): Likewise.
+ * i370/oe.h (TARGET_OS_CPP_BUILTINS): Likewise.
+
+2002-08-12 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * expr.c (store_expr): In condition for checking if value is
+ generated in TARGET, move call to expr_size last.
+
+2002-08-11 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.c (c_common_init): Call preprocess_file instead.
+ (c_common_finish): Move to c-opts.c.
+ * c-common.h (preprocess_file): new.
+ * c-opts.c (out_fname, out_stream, deps_append, preprocess_file,
+ check_deps_environment_vars, c_common_finish): New.
+ (c_common_decode_option): Update for out_fname and dependencies.
+ * cppinit.c (init_dependency_output, output_deps): Remove.
+ (cpp_destroy): Update prototype.
+ (cpp_add_dependency_target): New.
+ (cpp_read_main_file): Don't overlay a buffer.
+ (cpp_finish): Take a deps output stream and write deps to it.
+ Return the error count.
+ (cpp_post_options): Don't canonicalize out_fname, or do anything
+ with dependencies.
+ * cpplib.h (struct cpp_options): Remove out_fname and
+ preprocess_only.
+ (cpp_add_dependency_target): New.
+ (cpp_destroy, cpp_finish, cpp_preprocess_file): Update.
+ * cppmain.c (cpp_preprocess_file): Update prototype. Don't
+ set preprocess_only. Don't handle the output stream directly.
+
+2002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * dsp16xx.c (print_operand): Fix format specifier.
+ * dsp16xx.md: Avoid automatic aggregate initialization.
+ * frv.h (REG_CLASS_FROM_LETTER): Avoid char as array index.
+ * h8300.c (emit_a_rotate, h8300_adjust_insn_length): Avoid U
+ integer constant modifier.
+ * ip2k.c (ip2k_set_compare): Avoid signed/unsigned warning.
+ * mmix-protos.h (mmix_use_simple_return): Move outside TREE_CODE
+ guards.
+ * sh/netbsd-elf.h (FUNCTION_PROFILER): Fix format specifier.
+ * v850.c (v850_select_section): Mark parameter with
+ ATTRIBUTE_UNUSED.
+ * global.c (global_alloc): Const-ify.
+ * ra-colorize.c (hardregset_to_string): Fix format specifier.
+
+2002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * darwin-c.c (darwin_pragma_options): Const-ify.
+ * darwin.c (machopic_non_lazy_ptr_name,
+ machopic_validate_stub_or_non_lazy_ptr): Likewise.
+ (machopic_indirect_data_reference): Wrap variables in macros
+ controlling their use.
+ (machopic_finish, update_non_lazy_ptrs, update_stubs): Const-ify.
+ (machopic_select_section): Use parentheses around && within ||.
+ * i386/darwin.h (ASM_OUTPUT_ALIGN): Avoid ambiguous-else.
+
+2002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ip2k.c (mdr_resequence_xy_yx, mdr_propagate_reg_equivs,
+ mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
+ ip2k_adjust_stack_ref, mdr_try_move_pushes, mdr_try_propagate_clr,
+ ip2k_xexp_not_uses_reg_for_mem, mdr_try_propagate_move,
+ mdr_try_remove_redundant_insns, track_w_reload,
+ mdr_try_wreg_elim): Make function static to match prototype.
+ * mmix.c (mmix_target_asm_function_epilogue): Likewise. Mark
+ parameter with ATTRIBUTE_UNUSED.
+
+2002-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * arc.c (arc_init): Don't use ISO C style function definitions.
+ * arm.c (count_insns_for_constant, thumb_far_jump_used_p,
+ arm_get_strip_length, arm_strip_name_encoding): Likewise.
+ * avr.h (progmem_section): Likewise.
+ * h8300.c h8300_asm_insn_count): Likewise.
+ * m32r.c (init_idents): Likewise.
+ * s390.c (s390_split_branches, s390_chunkify_pool): Likewise.
+ * sh.c (sh_cfun_interrupt_handler_p): Likewise.
+ * xtensa.c (xtensa_build_va_list): Likewise.
+
+2002-08-11 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.h (enum c_language_kind): Emphasize that clk_c is 0.
+ * c-opts.c (parse_option): Rename find_opt.
+ (set_std_c99): New function.
+ (COMMAND_LINE_OPTIONS): Handle -remap and -o. Remove OPT_std_bad.
+ (missing_arg): Remove OPT_std_bad. Handle -o.
+ (c_common_decode_option): Handle input and output file names,
+ -o and -remap. Clean up -std= handling.
+ * cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_o and OPT_remap.
+ (cpp_handle_option): Similarly. Don't handle filenames.
+
+Sun Aug 11 14:43:17 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (classify_argument): Fix computing of field's offsets.
+
+2002-08-11 Andreas Jaeger <aj@suse.de>
+
+ PR target/7531:
+ * doc/invoke.texi (i386 and x86-64 Options): Document -mcmodel.
+
+2002-08-10 Ziemowit Laski <zlaski@apple.com>
+
+ * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Replace
+ reference to clk_objective_c with flag_objc.
+ * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS):
+ Likewise.
+ * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Likewise.
+
+2002-08-10 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-opts.c (set_std_cxx98, set_std_c89): New.
+ (COMMAND_LINE_OPTIONS): Move more from cppinit.c.
+ (c_common_decode_option): Handle new switches from cppinit.c.
+ Add -std=gnu++98.
+ * cppinit.c (set_lang): Rename cpp_set_lang. Export.
+ (no_arg, no_num): Remove.
+ (COMMAND_LINE_OPTIONS): Move more to c-opts.c. Drop all lang-
+ switches apart from -lang-objc and lang-asm.
+ (cpp_handle_option): Similarly.
+ * cpplib.h (cpp_set_lang): New.
+ * doc/cppopts.texi, doc/invoke.texi: Document -std=c++98,
+ -std=gnu++98.
+ * objc/lang-specs.h: Remove -ansi.
+
+Sat Aug 10 19:59:43 CEST 2002 Jan Hubicka <jh@suse.cz>
+ Graham Stott
+
+ * cfg.c (redirect_edge_succ_nodup): Avoid overflows due to roundoff
+ errors.
+
+2002-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * emit-rtl.c (emit_jump_insn_before, emit_call_insn_before,
+ emit_jump_insn): Fix uninitialized variable.
+ * gcov.c (init_line_info): Likewise.
+ * genautomata.c (transform_3): Add braces around ambiguous
+ else.
+ * ifcvt.c (cond_exec_process_insns): Mark parameter with
+ ATTRIBUTE_UNUSED.
+ * ra-build.c (parts_to_webs_1): Fix uninitialized variable.
+ * regrename.c (copyprop_hardreg_forward): Fix uninitialized
+ variable.
+
+ * gengtype.c (write_gc_structure_fields): Avoid signed/unsigned
+ warnings in output files.
+
+2002-08-09 Ziemowit Laski <zlaski@apple.com>
+
+ * c-common.c (flag_objc): New.
+ * c-common.h (c_language_kind): Get rid of clk_objective_c
+ enum value.
+ (flag_objc): New extern declaration.
+ * c-decl.c (implicitly_declare): Call objc_check_decl
+ instead of maybe_objc_check_decl.
+ (finish_decl): Likewise.
+ (grokfield): Likewise.
+ (finish_struct): Likewise.
+ * c-lang.c (maybe_objc_check_decl): Rename to objc_check_decl.
+ (maybe_objc_comptypes): Rename to objc_comptypes.
+ (maybe_building_objc_message_expr): Rename to
+ objc_message_selector.
+ * c-lex.c (lex_charconst): Remove uses of clk_objective_c,
+ replace with flag_objc as needed.
+ * c-opts.c (c_common_init_options): Likewise.
+ (c_common_decode_option): Likewise.
+ * c-parse.in (init_reswords): Likewise.
+ * c-tree.h (maybe_objc_check_decl): Rename to objc_check_decl.
+ (maybe_objc_comptypes): Rename to objc_comptypes.
+ (maybe_building_objc_message_expr): Rename to
+ objc_message_selector.
+ * c-typeck.c (comptypes): Call objc_comptypes instead of
+ maybe_objc_comptypes, and/or objc_message_selector instead of
+ maybe_building_objc_message_expr.
+ (comp_target_types): Likewise.
+ (convert_for_assignment): Likewise.
+ (warn_for_assignment): Likewise.
+ * cppinit.c (init_builtins): Set __OBJC__ manifest constant
+ independently of those for other languages.
+ * objc/objc-act.c (maybe_objc_comptypes): Delete.
+ (maybe_objc_check_decl): Delete.
+ (maybe_building_objc_message_expr): Rename to
+ objc_message_selector.
+ * objc/objc-lang.c (objc_init_options): Use clk_c instead of
+ clk_objective_c; set flag_objc flag.
+
+2002-08-09 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
+
+ * ifcvt.c (find_if_case_2): Test correct basic block for size.
+
+2002-08-09 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.md: Add sibcall patterns.
+ * config/rs6000/rs6000.h (FUNCTION_OK_FOR_SIBCALL): Define.
+ * config/rs6000/rs6000.c (rs6000_ra_ever_killed):
+ Rewritten to handle sibcalls.
+ * config/rs6000/rs6000.c (function_ok_for_sibcall): New.
+ * config/rs6000/rs6000-protos.h (function_ok_for_sibcall): New.
+
+2002-08-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * profile.c (da_file_name): New static var.
+ (init_branch_prob): Initialize it.
+ (end_branch_prob): Remove da file.
+
+ * Makefile.in (stage1_build): Pass empty COVERAGE_FLAGS.
+ * configure.in (coverage_flags): Default to nothing.
+ * configure: Rebuilt.
+
+2002-08-09 Neil Booth <neil@daikokuya.co.uk>
+
+ * Makefile.in (c-opts.o): Update
+ * c-opts.c: Include intl.h.
+ (print_help): Move from cppinit.c. Remove unused options.
+ (COMMAND_LINE_OPTIONS): Move more from cppinit.c.
+ (missing_arg): Complain for switches without an argument.
+ (c_common_decode_option): Reject missing joined arguments.
+ Handle new switches from cppinit.c.
+ * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c.
+ (cpp_handle_option): Similarly.
+ (print_help): Moved to c-opts.c.
+ * cpplib.h (struct cpp_options): Remove help_only.
+ * gcc.c (cpp_unique_options): Remove -$.
+ * doc/cppopts.texi: Undocument -h.
+
+2002-08-08 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (legitimate_constant_p): UNSPEC_TP is not
+ legitimate constant.
+ (legitimate_pic_operand_p): Neither pic operand.
+ (legitimate_address_p): But legitimate address.
+ (get_thread_pointer): Generate MEM/u instead of CONST around
+ UNSPEC_TP.
+ (print_operand): Remove printing of UNSPEC_TP.
+ (print_operand_address): And print it here.
+
+2002-08-08 Devang Patel <dpatel@apple.com>
+
+ * objc/objc-act.c (build_selector_translation_table): Issue warning,
+ when -Wselector is used,if method for which selector is being
+ created does not exist.
+
+2002-08-08 Stephen Clarke <stephen.clarke@superh.com>
+
+ * config/sh/sh.c (prepare_move_operands): Only call
+ target_reg_operand if TARGET_SHMEDIA.
+
+2002-08-08 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000.h, config/rs6000/aix.h,
+ config/rs6000/darwin.h, config/rs6000/linux64.h: Revert last
+ two patches.
+ * config/rs6000/sysv4.h: Likewise, remove #undef ADJUST_FIELD_ALIGN.
+
+2002-08-08 Lars Brinkhoff <lars@nocrew.org>
+ Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (gen_rtx_REG): After reload, only return
+ frame_pointer_rtx or hard_frame_pointer_rtx if frame_pointer_needed.
+
+2002-08-08 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000-protos.h (rs6000_field_alignment): Remove.
+ * config/rs6000/rs6000.c (rs6000_field_alignment): Move...
+ * config/rs6000/rs6000.h (ADJUST_FIELD_ALIGN): ...inline into the
+ macro.
+
+2002-08-08 Adam Nemet <anemet@lnxw.com>
+
+ * config/arm/arm.c (thumb_unexpanded_epilogue): Stack the PIC
+ register.
+ (thumb_expand_prologue): Likewise.
+ (thumb_output_function_prologue): Likewise.
+ * config/arm/arm.h (THUMB_INITIAL_ELIMINATION_OFFSET): Account for
+ the additional push of the PIC register.
+
+2002-08-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * configure.in (enable_coverage): New enable switch.
+ * configure: Rebuilt.
+ * Makefile.in (COVERAGE_FLAGS, coverageexts): New variables.
+ (INTERNAL_CFLAGS): Append COVERAGE_FLAGS.
+ (ALL_FLAGS): Reorder so INTERNAL_CFLAGS comes after CFLAGS.
+ (mostlyclean): Remove coverage files.
+ * doc/install.texi: Document enable_coverage.
+
+ * cp/Make-lang.in (c++.mostlyclean): Remove coverage files.
+ * ada/Make-lang.in (ada.mostlyclean): Remove coverage files.
+ * f/Make-lang.in (f.mostlyclean): Remove coverage files.
+ * java/Make-lang.in (java.mostlyclean): Remove coverage files.
+ * objc/Make-lang.in (objc.mostlyclean): Remove coverage files.
+ * treelang/Make-lang.in (treelang.mostlyclean): Remove coverage
+ files.
+
+2002-08-08 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-opts.c (cpp_opts): New.
+ (COMMAND_LINE_OPTIONS): Add switches from cppinit.c.
+ (c_common_decode_options): Handle cpplib switches.
+ (c_common_init_options): Set cpp_opts.
+ * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c.
+ (cpp_handle_option): Similarly.
+
+2002-08-08 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/aix.h (TARGET_ALTIVEC): Define to 0.
+ (TARGET_ALTIVEC_ABI): Same.
+ (TARGET_ALTIVEC_VRSAVE): Same.
+
+ * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Check
+ icode not CODE_FOR_nothing. Change switch to if.
+
+2002-08-08 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.h (ASM_CPU_SPEC): Pass -mpower4 when cpu=power4.
+
+2002-08-08 Jakub Jelinek <jakub@redhat.com>
+
+ * stor-layout.c (place_union_field): For bitfields if
+ PCC_BITFIELD_TYPE_MATTERS and TYPE_USER_ALIGN, set record's
+ TYPE_USER_ALIGN.
+
+2002-08-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (struct deferred_plabel): Constify name field.
+
+2002-08-07 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppmacro.c (_cpp_builtin_macro_text): Remove unused variable.
+
+2002-08-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * configure.in (PREFIX_INCLUDE_DIR): Don't define if prefix and
+ local_prefix are the same.
+ * configure: Rebuilt.
+
+2002-08-07 Jakub Jelinek <jakub@redhat.com>
+ Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (place_union_field): Apply ADJUST_FIELD_ALIGN
+ to type_align when PCC_BITFIELD_TYPE_MATTERS. Only apply
+ ADJUST_FIELD_ALIGN if not DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
+ (place_field): Likewise.
+ * config/i386/i386.c (x86_field_alignment): Don't check
+ DECL_USER_ALIGN here.
+ * config/rs6000/rs6000.c (rs6000_field_alignment): New.
+ * config/rs6000/rs6000-protos.h (rs6000_field_alignment): New
+ prototype.
+ * config/rs6000/rs6000.h (ADJUST_FIELD_ALIGN): Define.
+ * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Remove.
+ * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Remove.
+ * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Remove.
+ * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Remove.
+ * doc/tm.texi (ADJUST_FIELD_ALIGN): Update description.
+
+2002-08-07 Neil Booth <neil@daikokuya.co.uk>
+
+ * Makefile.in (c-opts.o, c-common.o, C_AND_OBJC_OBJS): Update.
+ * c-common.c: Don't include tree-inline.h.
+ (c_common_init_options, c_common_post_options): Move to c-opts.c.
+ * c-common.h (c_common_decode_option): New.
+ * c-decl.c (c_decode_option): Remove.
+ * c-lang.c (LANG_HOOKS_DECODE_OPTION): Use c_common_decode_option.
+ * c-opts.c: New file.
+ * c-tree.h (c_decode_option): Remove.
+ * doc/passes.texi: Update.
+ * objc/objc-act.c (objc_decode_option): Remove.
+ * objc/objc-act.h (objc_decode_option): Remove.
+ * objc/ojbc-lang.c (LANG_HOOKS_DECODE_OPTION): Use
+ c_common_decode_option.
+
+2002-08-07 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.md (sunlt_sf, suneq_sf, sunle_sf): Remove
+ dependency on TARGET_DOUBLE_FLOAT.
+
+2002-08-07 Stephen Clarke <stephen.clarke@superh.com>
+
+ * config/sh/lib1funcs.asm (GCC_shcompact_incoming_args): Don't
+ overwrite callee-save registers. Fix comment.
+
+2002-08-06 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.c (override_options): Set MASK_BRANCHLIKELY
+ in target_flags based on ISA, if it was not set on the command
+ line. Warn if MASK_BRANCHLIKLEY is set but the ISA does not
+ support Branch Likely instructions.
+ * config/mips/mips.h (MASK_BRANCHLIKLEY): New macro.
+ (TARGET_BRANCHLIKELY): Likewise.
+ (TARGET_SWITCHES): Add -mbranch-likely and -mno-branch-likely.
+ (GENERATE_BRANCHLIKELY): Use TARGET_BRANCHLIKELY rather than
+ ISA_HAS_BRANCHLIKELY.
+ (ISA_HAS_BRANCHLIKELY): Do not include MIPS16 check.
+ * doc/invoke.texi: Document new MIPS -mbranch-likely and
+ -mno-branch-likely options.
+
+2002-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ip2k.c (ip2k_set_compare): Add missing iteration variable.
+
+ * Makefile.in (dummy-conditions.o): Depend on $(HCONFIG_H) not
+ $(GCONFIG_H).
+
+2002-08-06 Aldy Hernandez <aldyh@redhat.com>
+
+ * c-decl.c (duplicate_decls): Error out for incompatible TLS
+ declarations.
+
+ * testsuite/gcc.dg/tls/diag-3.c: New.
+
+2002-08-06 Dale Johannesen <dalej@apple.com>
+
+ * c-common.c (fname_decl): Use line number 0 for
+ __func__, to avoid confusing debuggers.
+
+2002-08-06 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcov.c: Tidy.
+ (struct line_info, struct coverage): New structures.
+ (gcov_file_name, gcov_file): Remove globals.
+ (output_data): Take source file parameter. Fix memory leak. Break
+ up into ...
+ (init_line_info, output_line_info, make_gcov_file_name,
+ accumulate_branch_counts): ... here.
+ (calculate_branch_probs, function_summary): Adjust.
+ (main): Adjust.
+ (function_*): Remove global variables.
+
+2002-08-06 Neil Booth <neil@daikokuya.co.uk>
+
+ * dwarf2out.c: Remove unused macros.
+
+2002-08-06 Neil Booth <neil@daikokuya.co.uk>
+
+ * function.c (TRAMPOLINE_ALIGNMENT): Always defined.
+
+2002-08-06 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppinit.c (struct lang_flags): Rename trigraphs std.
+ (set_lang): Update.
+ * cpplib.h (struct cpp_options): New member std.
+ * cppmacro.c (_cpp_builtin_macro_text): Use std.
+ (collect_args): Flag whether to swallow a possible future
+ comma pasted with varargs.
+ (replace_args): Use this flag.
+ * doc/cpp.texi: Update varargs extension documentation.
+
+2002-08-06 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/mmintrin.h (__m64): Make the type 64-bit aligned.
+
+2002-08-06 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (x86_field_alignment): Apply min for all MODE_INT
+ and MODE_CLASS_INT modes.
+
+2002-08-06 Jakub Jelinek <jakub@redhat.com>
+
+ * config.gcc (*-*-linux*): Default to --enable-threads=posix if no
+ --{enable,disable}-threads is given to configure.
+ (alpha*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux*,
+ x86_64-*-linux*, ia64*-*-linux*, m68k-*-linux*, mips*-*-linux*,
+ powerpc-*-linux-gnualtivec*, powerpc-*-linux*, s390-*-linux*,
+ s390x-*-linux*, sh-*-linux*, sparc-*-linux*, sparc64-*-linux*):
+ Remove thread_file setting here.
+
+2002-08-06 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi (Binaries): Update Bull Freeware URL.
+
+2002-08-06 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/gcc.texi (Top): Rename Index to Keyword Index.
+
+2002-08-05 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcov.c (output_data): Round to % to nearest, tweak formatting.
+
+2002-08-05 Jakub Jelinek <jakub@redhat.com>
+
+ * fold-const.c (associate_trees): Only optimize NEGATE_EXPR in one
+ of the operands into MINUS_EXPR if code is PLUS_EXPR.
+
+2002-08-05 Douglas B Rupp <rupp@gnat.com>
+
+ * config.gcc (i[34567]86-*-interix*): Replace interix.o with winnt.o
+ * config/i386/i386-interix.h (TARGET_NOP_FUN_DLLIMPORT,
+ drectve_section): Define.
+ * config/i386/t-interix: Replace interix.o rule with winnt.o.
+ * config/i386/interix.c: Remove.
+
+2002-08-05 Geoffrey Keating <geoffk@redhat.com>
+
+ * attribs.c: Don't include obstack.h.
+ * builtins.c: Likewise.
+ * cfganal.c: Likewise.
+ * cfgbuild.c: Likewise.
+ * cfgcleanup.c: Likewise.
+ * emit-rtl.c: Likewise.
+ * loop.c: Likewise.
+ * stmt.c: Likewise.
+
+ * Makefile.in (s-gtype): Re-add dependency on $(GTFILES).
+
+2002-08-05 Gabriel Dos Reis <gdr@nerim.net>
+
+ * doc/c-tree.texi (Expression trees): Document VA_ARG_EXPR
+
+2002-08-04 Chris Demetriou <cgd@broadcom.com>
+
+ * doc/invoke.texi: Remove duplicated paragraph describing
+ TARGET_SWITCHES.
+
+2002-08-04 Geoffrey Keating <geoffk@redhat.com>
+
+ * Makefile.in (sdbout.o): Doesn't need $(OBSTACK_H).
+ * collect2.h (permanent_obstack): Delete declaration.
+ * collect2.c (permanent_obstack): Delete definition.
+ (main): Don't initialize permanent_obstack. Use xstrdup instead.
+ * expr.c: Don't include obstack.h.
+ (permanent_obstack): Delete declaration.
+ * function.c: Don't include obstack.h.
+ (permanent_obstack): Delete declaration.
+ * integrate.c: Don't include obstack.h.
+ (function_maybepermanent_obstack): Delete declaration.
+ * print-tree.c (debug_tree): Use x*alloc not permalloc.
+ * sdbout.c (gen_fake_label): Use x*alloc not permalloc.
+ * tlink.c (pfgets): Use xstrdup not permanent_obstack.
+ * toplev.c (lang_independent_init): Rename init_obstacks to init_ttree.
+ * tree.h: Rename init_obstacks to init_ttree. Remove declarations
+ of permalloc, expralloc, perm_calloc.
+ * tree.c (permanent_obstack): Delete definition.
+ (init_ttree): Rename from init_obstacks.
+ (permalloc): Delete.
+ (perm_calloc): Delete.
+ (dump_tree_statistics): Don't print information about
+ permanent_obstack.
+ * varasm.c (assemble_start_function): Use xstrdup instead of
+ permalloc/strcpy.
+ (assemble_variable): Likewise.
+ * config/alpha/alpha.c (unicosmk_need_dex): Use xmalloc instead of
+ permalloc.
+ (unicosmk_add_extern): Likewise.
+ * config/c4x/c4x.c (c4x_external_ref): Likewise.
+ (c4x_global_label): Likewise.
+ * config/frv/frv.c (frv_encode_section_info): Likewise.
+ * config/i386/winnt.c (i386_pe_record_external_function): Likewise.
+ (i386_pe_record_exported_symbol): Likewise.
+ * config/mips/mips.c (mips_output_external): Likewise.
+ (mips_output_external_libcall): Likewise.
+ * config/pa/pa.c: (permanent_obstack): Delete declaration.
+ (output_call): Use ggc_strdup instead of allocating on
+ permanent_obstack.
+ * config/romp/romp.c: Include ggc.h.
+ (get_symref): Don't declare permanent_obstack, use ggc_strdup
+ intead of permanent_obstack.
+ * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use concat
+ instead of permalloc.
+ * config/rs6000/rs6000.c (rs6000_gen_section_name): Use xmalloc
+ instead of permalloc
+ * config/rs6000/xcoff.h (ASM_OUTPUT_EXTERNAL): Use concat
+ instead of permalloc.
+ * config/vax/vax.c (vms_check_external): Use xmalloc instead of
+ permalloc.
+
+2002-08-04 Bernd Schmidt <bernds@redhat.com>
+
+ Contribute a port developed primarily by Michael Meissner,
+ Catherine Moore, and Richard Sandiford <rsandifo@redhat.com>.
+ * config.gcc: Add frv-elf target.
+ * config/frv/cmovd.c: New file.
+ * config/frv/cmovh.c: New file.
+ * config/frv/cmovw.c: New file.
+ * config/frv/frv-abi.h: New file.
+ * config/frv/frv-asm.h: New file.
+ * config/frv/frv-modes.def: New file.
+ * config/frv/frv-protos.h: New file.
+ * config/frv/frv.c: New file.
+ * config/frv/frv.h: New file.
+ * config/frv/frv.md: New file.
+ * config/frv/frvbegin.c: New file.
+ * config/frv/frvend.c: New file.
+ * config/frv/lib1funcs.asm: New file.
+ * config/frv/media.h: New file.
+ * config/frv/modi.c: New file.
+ * config/frv/t-frv: New file.
+ * config/frv/uitod.c: New file.
+ * config/frv/uitof.c: New file.
+ * config/frv/ulltod.c: New file.
+ * config/frv/ulltof.c: New file.
+ * config/frv/umodi.c: New file.
+ * config/frv/xm-frv.h: New file.
+
+ * config/frv/media.h: Removed again.
+
+2002-08-04 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcov.c (bb_file_time): New static variable.
+ (object_directory): May also be object file.
+ (preserve_paths): New static variable.
+ (print_usage): Adjust.
+ (options): Adjust.
+ (process_args): Adjust.
+ (open_files): Simplify. Cope when OBJECT_DIRECTORY is an object
+ file. Find modification date on bb file.
+ (read_profile): Don't rewind a NULL file.
+ (format_hwint): New static function.
+ (function_summary): Use format_hwint.
+ (output_data): SOURCE_FILE_NAME is never relative to
+ OBJECT_DIRECTORY. Use format_hwint. Adjust gcov file name
+ mangling. Adjust output format to make it more machine readable.
+ * doc/gcov.texi: Document & clarify semantics.
+
+2002-08-04 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/include/gcc-common.texi (version-GCC): Increase to 3.3.
+
+2002-08-04 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcc.c (cc1_options): Pass output file as auxbase when
+ appropriate.
+ * profile.c (init_branch_prob): FILENAME has already had ending
+ stripped.
+ * final.c (end_final): Likewise.
+ * toplev.c (aux_base_name): New global.
+ (compile_file): Pass aux_base_name to init init_branch_prob and
+ end_final.
+ (independent_decode_option, case 'a'): New auxinfo options.
+ (case 'd'): Protect against mising basename.
+ (do_compile): Initialize aux_base_name.
+ * toplev.h (aux_base_name): New global.
+ * doc/invoke.texi: Adjust documentation.
+
+2002-08-04 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/i386/i386.c (x86_field_alignment): Remove duplicate test
+ of TARGET_ALIGN_DOUBLE.
+
+2002-08-04 Gabriel Dos Reis <gdr@nerim.net>
+
+ * diagnostic.c (inform): New function.
+ * diagnostic.h (inform): Declare.
+
+2002-08-03 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (movsi_internal1): Add nop mnemonic.
+ (movhi_internal): Same.
+ (movqi_internal): Same.
+ (movdi_internal64): Same.
+
+ * config/rs6000/t-ppccomm (MULTILIB_MATCHES_FLOAT): Add mcpu=405.
+
+ * config/rs6000/xcoff.h (SKIP_ASM_OP): Define.
+ (ASM_OUTPUT_SKIP): Use it. SIZE unsigned.
+ (COMMON_ASM_OP): Define.
+ (ASM_OUTPUT_ALIGNED_COMMON): Use it. SIZE unsigned.
+ Use ALIGN parameter.
+ (LOCAL_COMMON_ASM_OP): Define.
+ (ASM_OUTPUT_LOCAL): Use it. SIZE unsigned.
+
+2002-08-03 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.def: Define new builtin functions exp, expf, expl,
+ log, logf and logl (and their __builtin_* variants).
+ * optabs.h (enum optab_index): Add new OTI_exp and OTI_log.
+ Define exp_optab and log_optab.
+ * optabs.c (init_optans): Initialize exp_optab and log_optab.
+ * genopinit.c (optabs): Implement exp_optab and log_optab
+ using exp?f2 and log?f2 patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP*
+ and BUILT_IN_LOG* using exp_optab and log_optab respectively.
+ (expand_builtin): Ignore the new builtins (and all cos and
+ sin variants) when not optimizing. Expand new builtins via
+ expand_builtin_mathfn when flag_unsafe_math_optimizations.
+
+ * doc/extend.texi: Document new exp and log builtins.
+ * doc/md.texi: Document new exp?f2 and log?f2 patterns
+ (and previously undocumented cos?f2 and sin?f2 patterns).
+
+2002-08-03 Jason Merrill <jason@redhat.com>
+
+ * explow.c (int_expr_size): New fn.
+ * expr.c (expand_expr) [CONSTRUCTOR]: Use it.
+ * expr.h: Declare it.
+
+2002-08-02 Krister Walfridsson <cato@df.lth.se>
+
+ * Makefile.in (gengtype-lex.o, gengtype-yacc.o): Add path to
+ gengtype-* dependencies.
+
+2002-08-02 Eric Christopher <echristo@redhat.com>
+
+ * config.gcc (mips*-*-linux*): Fix ordering of tm_file.
+ * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Change
+ #ifndef to #undef.
+ (TARGET_MEM_FUNCTIONS): Define instead of define to 1.
+
+2002-08-02 David Edelsohn <edelsohn@gnu.org>
+
+ PR optimize/7067
+ * config/rs6000/rs6000.h (RTX_COSTS): Artificially make MULT
+ small if optimizing for size.
+
+2002-08-02 Daniel Jacobowitz <drow@mvista.com>
+
+ * configure.in (FORBUILD): Use $build_alias.
+ * configure: Regenerated.
+
+2002-08-02 Richard Sandiford <rsandifo@redhat.com>
+
+ * config.gcc: Don't include mips/abi64.h in $tm_file.
+ * hard-reg-set.h (call_really_used_regs): Declare.
+ * config/mips/abi64.h: Remove file.
+ * config/mips/linux.h,
+ * config/mips/iris6.h: Don't include it.
+ * config/mips/mips-protos.h (mips_conditional_register_usage): Declare.
+ * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Use it.
+ (REG_PARM_STACK_SPACE, STACK_BOUNDARY, STRICT_ARGUMENT_NAMING,
+ FUNCTION_ARG_PASS_BY_REFERENCE, FUNCTION_ARG_PADDING,
+ FUNCTION_ARG_CALLEE_COPIES, MUST_PASS_IN_STACK, MIPS_STACK_ALIGN):
+ Bring across definitions from abi64.h.
+ (GP_ARG_LAST, FP_ARG_LAST): Use MAX_ARGS_IN_REGISTERS.
+ (BIGGEST_MAX_ARGS_IN_REGISTERS): New.
+ (struct mips_args): Use it.
+ * config/mips/mips.c (mips_conditional_register_usage): Define.
+
+2002-08-02 Jason Merrill <jason@redhat.com>
+
+ * langhooks-def.h (LANG_HOOKS_EXPR_SIZE): New macro.
+ * langhooks.c (lhd_expr_size): Define default.
+ * langhooks.h (struct lang_hooks): Add expr_size.
+ * explow.c (expr_size): Call it.
+ * expr.c (store_expr): Don't copy an expression of size zero.
+ (expand_expr) [CONSTRUCTOR]: Use expr_size to calculate how much
+ to store.
+ * Makefile.in (builtins.o): Depend on langhooks.h.
+
+2002-08-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (ra-debug.o): Depend on $(TM_P_H).
+ * ra-debug.c: Include "tm_p.h".
+ * ra-rewrite.c (is_partly_live_1): Change return type to bool.
+
+2002-08-02 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ * simplify-rtx.c (simplify_binary_operation): x * 1 is allowed
+ when not honoring signalling NaNs.
+ (simplify_ternary_operation): a == b has a definite value
+ when not honoring NaNs.
+
+2002-08-02 Jason Merrill <jason@redhat.com>
+
+ * gdbinit.in (pct): New macro.
+
+2002-08-01 Stan Shebs <shebs@apple.com>
+ Andreas Tobler <toa@pop.agri.ch>
+
+ * ginclude/stddef.h (_BSD_SIZE_T_DEFINED_): Define if not defined,
+ plays nice with Darwin headers.
+ (_BSD_RUNE_T_DEFINED_): Likewise.
+
+2002-08-01 Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.c (c_common_init): -Wtraditional also implies -Wlong-long.
+ * cppinit.c (cpp_post_options): Likewise.
+
+ * cppexp.c (cpp_classify_number): Suppress -Wtraditional
+ warning about 'LL' suffix (but not 'ULL' etc) when
+ -Wno-long-long is in effect.
+
+ * cppmacro.c (_cpp_builtin_macro_text) [BT_TIME, BT_DATE]:
+ Check for failing time()/localtime(), issue a warning, and
+ make __TIME__ and __DATE__ expand to fallback strings.
+
+ * doc/cpp.texi, doc/extend.texi: Document behavior of __DATE__
+ and __TIME__ when the date and time cannot be determined.
+
+2002-08-02 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (output_cbranch): Hint differently for power4.
+
+2002-08-01 Daniel Jacobowitz <drow@mvista.com>
+
+ * Makefile.in ($(BUILD_PREFIX_1)ggc-none.o): Use $(GGC_H).
+
+2002-08-01 Chris Demetriou <cgd@broadcom.com>
+
+ * config.gcc (mipsisa64sb1-*-elf*): New configuration.
+ (mipsisa64sb1el-*-elf*): Likewise.
+ * config/mips/mips.c (mips_cpu_info_table): Add sb1.
+ * config/mips/mips.h (processor_type): Add PROCESSOR_SB1.
+ (TARGET_SB1, TUNE_SB1): New macros.
+ * doc/invoke.texi: Add sb1 to documentation for MIPS -march and
+ -mtune flags.
+
+2002-08-01 David Edelsohn <edelsohn@gnu.org>
+
+ * varasm.c (asm_emit_uninitialized): Return false if global BSS
+ and ASM_EMIT_BSS not supported by target.
+ (assemble_variable): Do not duplicate uninitialized logic.
+ Fall through if asm_emit_uninitialized failed.
+
+2002-08-01 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.h (BRANCH_LIKELY_P): Remove unused macro.
+
+2002-08-02 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Define.
+ (DBX_OUTPUT_LBRAC, DBX_OUTPUT_RBRAC): Define.
+
+ * config/rs6000/rs6000.c (output_toc): Don't use lshift_double when
+ HOST_BITS_PER_WIDE_INT == 64.
+
+2002-08-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * df.c (df_insn_table_realloc): Change parameter to unsigned.
+ * optabs.c (expand_binop): Make variable unsigned.
+ * simplify-rtx.c (simplify_subreg): Likewise.
+ * unroll.c (unroll_loop): Cast to avoid signed/unsigned warnings.
+
+2002-08-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * c-common.c (cb_register_builtins): Always define __GXX_ABI_VERSION.
+
+2002-08-01 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (parse_options_and_default_flags): Don't set
+ flag_reorder_blocks for -Os.
+
+ * config/avr/avr.c (avr_optimization_options): Remove.
+ * config/avr/avr.h (OPTIMIZATION_OPTIONS): Remove.
+ * config/m68hc11/m68hc11.c (m68hc11_optimization_options): Remove.
+ * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Remove.
+
+2002-08-01 H.J. Lu <hjl@gnu.org>
+ Richard Henderson <rth@redhat.com>
+
+ * output.h (DECL_READONLY_SECTION): Remove.
+ (decl_readonly_section): Declare.
+ * varasm.c (decl_readonly_section): New.
+ (default_section_type_flags, default_select_section): Use it.
+ * config/arm/pe.c (arm_pe_unique_section): Likewise.
+ * config/i386/interix.c (i386_pe_unique_section): Likewise.
+ * config/i386/winnt.c (i386_pe_unique_section): Likewise.
+ * config/mcore/mcore.c (mcore_unique_section): Likewise.
+ * config/mips/mips.c (mips_unique_section): Likewise.
+
+2002-08-01 Richard Henderson <rth@redhat.com>
+
+ * integrate.c (copy_rtx_and_substitute): Squash MEM_EXPR when it
+ refers to a subroutine parameter.
+
+2002-08-01 Jakub Jelinek <jakub@redhat.com>
+
+ * varasm.c (assemble_visibility): Strip name encoding.
+
+2002-08-01 Ian Dall <ian@sibyl.beware.dropbear.id.au>
+
+ * config/ns32k/ns32k.h (TARGET_IEEE_COMPARE): Correct earlier patch.
+ (RETURN_ADDR_RTX): Cannot determine return address for FRAME > 0
+ when there is no frame pointer.
+ (INITIAL_FRAME_POINTER_OFFSET): Count stack space for saved fp
+ registers properly.
+ * config/ns32k/__unorddf2.c: New file.
+ * config/ns32k/__unordsf2.c: New file.
+ * config/ns32k/t-ns32k: New file.
+ * config.gcc (ns32k-*-netbsd*): Use it.
+
+2002-08-01 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.h (SPU_CONST_OFFSET_OK): Change to 0xff.
+
+2002-08-01 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.c (__GXX_ABI_VERSION): Correct spelling.
+
+2002-08-01 Benjamin Kosnik <bkoz@redhat.com>
+
+ * c-common.c (cb_register_builtins): Set __GXX_ABI_VERSION__ to 102.
+
+2002-08-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md: Add [!]TARGET_MIPS16 to sgtu conditions.
+
+2002-08-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * gcse.c (expr_hash_table_size, n_exprs, set_hash_table_size,
+ n_sets): Removed.
+ (expr_hash_table, set_hash_table): Type changed to ...
+ (struct hash_table): New type.
+ (hash_scan_insn, hash_scan_set, hash_scan_clobber, hash_scan_call,
+ insert_expr_in_table, insert_set_in_table, compute_hash_table,
+ dump_hash_table, lookup_expr, lookup_set, compute_local_properties,
+ compute_ae_gen, compute_ae_kill): Modified to pass the table explicitly.
+ (alloc_set_hash_table, alloc_expr_hash_table): Merged to ...
+ (alloc_hash_table): New.
+ (free_set_hash_table, free_expr_hash_table): Merged to ...
+ (free_hash_table): New.
+ (compute_set_hash_table, compute_expr_hash_table): Merged to ...
+ (compute_hash_table_work): New.
+ (classic_gcse, one_classic_gcse_pass, compute_cprop_data,
+ find_avail_set, one_cprop_pass, find_bypass_set, compute_pre_data,
+ pre_edge_insert, pre_insert_copies, pre_delete, pre_gcse,
+ one_pre_gcse_pass, compute_transpout, compute_code_hoist_vbeinout,
+ hoist_code, one_code_hoisting_pass,
+ trim_ld_motion_mems): Altered due to changed type of hash tables.
+
+2002-08-01 Zack Weinberg <zack@codesourcery.com>
+
+ * final.c (output_alternate_entry_point):
+ If ASM_OUTPUT_TYPE_DIRECTIVE is defined, use it.
+
+2002-08-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * objc/objc-act.c (encode_complete_bitfield): Add prototype and
+ avoid ISO C style function definition.
+
+ * expr.c (expand_assignment): Delete unused variable.
+
+2002-08-01 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ * c-common.c (cb_register_builtins): Set
+ __FINITE_MATH_ONLY__ to 1 if -ffinite-math-only
+ is given, and to 0 otherwise.
+ * combine.c (simplify_if_then_else): HONOR_NANS
+ implies FLOAT_MODE_P.
+
+2002-08-01 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_dollar.
+ (cpp_handle_option): Don't handle it.
+ (print_help): Update.
+ * doc/cppopts.texi: Update.
+
+2002-08-01 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.c (cb_register_builtins): If C++, define
+ __EXCEPTIONS, __DEPRECATED and __GXX_ABI_VERSION as appropriate.
+ * gcc.c (cpp_unique_options): Remove __GXX_ABI_VERSION.
+cp:
+ * lang-specs.h: Simplify in accordance with new code in
+ c-common.c.
+
+2002-08-01 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.c: Define all C/ObjC/C++ warning and flag variables.
+ * c-common.h: Declare all C/ObjC/C++ warning and flag variables.
+ * c-decl.c: Move all warning and flag variables to c-common.c.
+ * c-format.c: Move all warning variables to c-common.c.
+ * c-tree.h: Move all warning and flag declarations to c-common.h.
+ * objc/objc-act.c: Move all warning variables to c-common.c.
+ (flag_warn_protocol): Rename warn_protocol.
+
+2002-07-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-linux.h (GLOBAL_ASM_OP): Fix typo.
+
+2002-07-31 Graham Stott <graham.stott@btinternet.com>
+
+ * config/stormy16/stormy16.h (BSS_SECTION_ASM_OP): Add missing
+ .section prefix.
+
+2002-07-31 Stan Shebs <shebs@apple.com>
+
+ * config.gcc (i[34567]86-*-darwin*): New configuration.
+ * config/darwin.h (TARGET_ENCODE_SECTION_INFO): Undefine before
+ defining.
+ (TARGET_ENCODE_SECTION_INFO): Ditto.
+ (ASM_PREFERRED_EH_DATA_FORMAT): Ditto.
+ * config/darwin.c (machopic_indirect_data_reference): Remove
+ setting of RTX_UNCHANGING_P.
+ (machopic_legitimize_pic_address): Move RTX_UNCHANGING_P up so as
+ not to be applied to sums.
+ * config/i386/t-darwin: New file.
+ * config/i386/darwin.h: New file.
+ * config/i386/i386.h (TARGET_MACHO): Add default definition.
+ * config/i386/i386.md (tablejump): Add TARGET_MACHO case.
+ * config/i386/i386.c (output_set_got): For Mach-O, output Mach-O
+ label and not the GOT add.
+ (constant_address_p): For Mach-O, seeing a CONST is enough.
+ (legitimate_pic_address_disp_p): Add a Mach-O case.
+ (legitimate_address_p): Also test machopic_operand_p if Mach-O.
+ (legitimize_pic_address): Use generic Mach-O code to legitimize.
+ (output_pic_addr_const): Suppress @PLT if Mach-O, and parens
+ if outputting a difference.
+ (ix86_output_addr_diff_elt): Add Mach-O case.
+ (ix86_expand_move): Similarly.
+ (ix86_expand_call): Similarly.
+ (current_machopic_label_num): New global.
+ (machopic_output_stub): New function.
+ (ix86_value_regno): New function.
+ (ix86_function_value): Use it instead of VALUE_REGNO.
+ (ix86_libcall_value): Ditto.
+ * config/i386/unix.h (VALUE_REGNO): Remove.
+
+2002-07-31 Graham Stott <grahas@btinternet.com>
+
+ * config/rs6000/rs6000.c(rs6000_hash_constant): Fix
+ hash for LABEL_REF's.
+
+2002-07-31 Graham Stott <grahams@btinternet.com>
+
+ * config/rs6000/rs6000.c (spe_init_builtins,
+ altivec_init_builtins, rs6000_common_init_builtins):
+ Replace ANSI with K&R function def.
+
+2002-07-31 David Edelsohn <edelsohn@gnu.org>
+
+ * rs6000.c (validate_condition_mode): Test flag_finite_math_only
+ for CCFPmode.
+
+2002-07-31 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/crtn.asm: Don't use __mips16 to determine the
+ return-address offset. Define RA to a suitable temporary
+ register for the return address.
+
+2002-07-31 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (eh_set_lr_si, eh_set_lr_di): Change
+ constraints to 'd'.
+
+2002-07-30 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/elf.h (STARTFILE_SPEC): Define differently if
+ default ABI is MEABI. (Undoes incorrect change in Eric Christopher's
+ patch on 2002-07-29.)
+ * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
+
+2002-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alpha.h, arc.h, arm/aout.h, avr.h, cris.h, d30v.h, dsp16xx.h,
+ fr30.h, h8300.h, i370.h, i386/sco5.h, i386/unix.h, i960.h, ia64.h,
+ ip2k.h, m32r.h, mcore.h, mips.h, mn10200.h, mn10300.h, ns32k.h,
+ openbsd.h, pa/pa-linux.h, pdp11.h, romp.h, rs6000/sysv4.h,
+ s390/linux.h, sh.h, sparc.h, stormy16.h, v850.h, vax.h, xtensa.h:
+ (ASM_GLOBALIZE_LABEL): Delete.
+ (GLOBAL_ASM_OP): Define.
+
+ * m68hc11.h, m68k.h, m88k.h (ASM_GLOBALIZE_LABEL): Delete.
+
+ * defaults.h (ASM_GLOBALIZE_LABEL): Provide a default.
+ * doc/tm.texi (ASM_GLOBALIZE_LABEL): Update docs.
+
+2002-07-30 Geoffrey Keating <geoffk@redhat.com>
+
+ * doc/extend.texi (Hints implementation): Document that GCC
+ mostly ignores `register'.
+
+2002-07-30 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ * flags.h: Declare flag_finite_math_only.
+ Use it in definition of HONOR_NANS and
+ HONOR_INFINITIES.
+ * c-common.c (cb_register_builtins): Emit
+ __FINITE_MATH_ONLY__ when flag_finite_math_only
+ is set.
+ * combine.c (simplify_if_then_else): If
+ flag_finite_math_only is set, a == b has a
+ definite value.
+ * toplev.c: Initialize flag_finite_math_only.
+ (set_flags_fast_math): Set it on -ffast-math.
+ (flag_fast_math_set_p): Test it.
+ * doc/invoke.texi: Document -ffinite-math-only.
+
+2002-07-30 Richard Henderson <rth@redhat.com>
+
+ * ifcvt.c (noce_get_alt_condition): Use reg_overlap_mentioned_p.
+ (noce_process_if_block): Likewise.
+
+2002-07-30 Bernd Schmidt <bernds@redhat.com>
+
+ * ifcvt.c (cond_exec_process_if_block): Fix a merging error.
+ Bail out early if false_expr is NULL and we'd crash due to this.
+ * genemit.c (gen_expand): Recognize return insns even if the return
+ appears in a parallel.
+ * libgcc2.c: Expand macro DECLARE_LIBRARY_RENAMES if it is defined.
+ * config/fp-bit.c: Likewise.
+ * doc/tm.texi: Document it.
+
+2002-07-30 David Edelsohn <edelsohn@gnu.org>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * rs6000.c (rs6000_expand_unop_builtin): Check icode not
+ CODE_FOR_nothing. Change switch to if.
+ (rs6000_expand_binop_builtin): Same.
+ (rs6000_expand_builtin): Expand builtin if target support enabled.
+ (rs6000_init_builtins): Init builtin if target support enabled.
+ (rs6000_common_init_builtins): Check icode not CODE_FOR_nothing.
+
+2002-07-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * gcc.c (cpp_unique_options): Define __GXX_ABI_VERSION, bump it to 101.
+
+2002-07-30 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Fix typo.
+
+Tue Jul 30 18:31:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (cond_delay_slot): New attribute.
+ (cbranch delay): Use it for anulled-true case.
+ (stuff_delay_slot): New pattern.
+ * sh.c (print_operand, case '.'): Don't print .s / /s fore zero-length
+ delay slot insn.
+ (gen_far_branch): Emit stuff_delay_slot pattern.
+
+Tue Jul 30 11:21:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * unroll.c (copy_loop_body): Don't copy NOTE_INSN_LOOP_CONT.
+
+2002-07-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c: Fix comment typos.
+ * gcse.c: Likewise.
+ * reload1.c: Likewise.
+
+2002-07-29 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md: Disallow CCEQ compare with crnor/crnot
+ for TARGET_SPE.
+
+2002-07-30 Gabriel Dos Reis <gdr@nerim.net>
+
+ * c-pretty-print.h (pp_c_statement): Declare.
+ * c-pretty-print.c (pp_c_postfix_expression): #if 0 support for SRCLOC.
+ (pp_c_statement): Define.
+
+2002-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alpha.h, arc.h, arm/aout.h, avr.h, c4x.h, cris.h, d30v.h,
+ darwin.h, dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i960.h,
+ ip2k.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mips.h,
+ mn10200.h, mn10300.h, ns32k.h, pa/pa-linux.h, pdp11.h, romp.h,
+ rs6000/sysv4.h, s390/linux.h, sh.h, sparc.h, stormy16.h,
+ v850.h, vax.h, xtensa.h (ASM_OUTPUT_LABEL): Delete definition.
+
+ * defaults.h (ASM_OUTPUT_LABEL): Provide a default.
+ * doc/tm.texi (ASM_OUTPUT_LABEL): Update docs.
+
+2002-07-30 Gabriel Dos Reis <gdr@nerim.net>
+
+ * c-pretty-print.c (pp_c_primary_expression): Handle STMT_EXPR.
+ (pp_c_postfix_expression): Handle ARROW_EXPR, FFS_EXPR,
+ COMPOUND_LITERAL_EXPR, VA_ARG_EXPR.
+ (pp_c_expression): Update.
+
+2002-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alpha/vms-cc.c (preprocess_args, main): Use xstrdup and/or
+ concat in lieu of xmalloc/strcpy/memcpy/sprintf.
+ * alpha/vms-ld.c (main): Likewise.
+ * dsp16xx.c (double_reg_to_memory): Likewise.
+ * mcore.c (mcore_expand_prolog): Likewise.
+ * cppfiles.c (read_name_map): Likewise.
+ * gensupport.c (process_rtx, identify_predicable_attribute,
+ alter_test_for_insn): Likewise.
+ * vmsdbgout.c (write_rtnbeg, vmsdbgout_init): Likewise.
+
+2002-07-29 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin): Change the default behavior to
+ only issue an error if the builtin function doesn't have a
+ fallback library call. Remove several cases handled by the
+ new default.
+
+2002-07-29 John David Anglin <dave@hiauly1.hia.nrc>
+
+ * real.c (ieee_24, ieee_53, ieee_64, ieee_113): Define only if the
+ floating point format of the target is IEEE.
+ * (dec_f, dec_d, dec_g, dec_h): Define only if the floating point
+ format of the target is DEC.
+
+2002-07-29 Richard Henderson <rth@redhat.com>
+
+ * unroll.c (verify_addresses): Remove.
+ (find_splittable_givs): Never split DEST_ADDR givs.
+
+2002-07-29 Geoffrey Keating <geoffk@redhat.com>
+
+ * doc/gty.texi (GGC Roots): Clarify that the list of syntaxes
+ is exhaustive.
+ (Files): Improve documentation on generated source files.
+
+ * doc/extend.texi (Translation implementation): Document what
+ diagnostics look like.
+ (Identifiers implementation): Document that there's normally no
+ limit on identifier names.
+ (Integers implementation): Document two's complement.
+ (Hints implementation): Document that GCC honors 'inline', mostly.
+ (Preprocessing directives implementation): Document that GCC
+ requires the current time.
+
+2002-07-30 Gabriel Dos Reis <gdr@nerim.net>
+
+ * c-pretty-print.h (struct c_pretty_print_info): Add new member.
+ (pp_initializer): New macro.
+ (pp_c_initializer): Declare.
+ * c-pretty-print.c (pp_c_primary_expression): HAndle TARGET_EXPR.
+ (pp_c_initializer): Define.
+ (pp_c_initializer_list): New function.
+ (pp_c_postfix_expression): Handle ABS_EXPR, COMPLEX_CST,
+ VECTOR_CST, CONSTRUCTOR.
+ (pp_c_unary_expression): Handle CONJ_EXPR, REALPART_EXPR,
+ IMAGPART_EXPR.
+ (pp_c_cast_expression): Handle FLOAT_EXPR.
+ (pp_c_assignment_expression): Handle INIT_EXPR.
+ (pp_c_expression): Update.
+
+2002-07-30 Neil Booth <neil@daikokuya.co.uk>
+
+ * objc/objc-act.c (objc_init): Return immediately if filename
+ is NULL.
+
+2002-07-29 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/elf.h: Remove ecoff.h and gofast includes.
+ (DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO): Define unconditionally.
+ (SDB_DEBUGGING_INFO): Undefine.
+ (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
+ (PUT_SDB_SIZE): Remove.
+ (SUBTARGET_ASM_DEBUGGING_SPEC): Redefine.
+ (STARTFILE_SPEC): Add isa3264 define.
+ * config/mips/elf64.h: Ditto. Move TARGET_MEM_FUNCTIONS from here...
+ * config/mips/ecoff.h: Remove. and here...
+ * config/mips/iris3.h: and here...
+ * config/mips/sni-svr4.h: and here...
+ * config/mips/mips.h: To here. Remove OBJECT_FORMAT_ROSE ifdefs.
+ Add assembler -mmdebug options for non-dwarf debugging.
+ * config/mips/r3900.h: Remove debug info defines.
+ * config/mips/isa32-linux.h: Remove, move functionality to config.gcc.
+ * config/mips/isa3264.h: Ditto.
+ * config/mips/t-isa3264: Fix up for file removal and gofast configure
+ change.
+ * config/mips/t-elf: Ditto.
+ * config/mips/t-ecoff: Ditto.
+ * config/mips/t-r3900: Ditto.
+ * config/mips/t-iris5-6: Ditto.
+ * config/mips/t-isa3264: Ditto.
+ * config/mips/t-linux: Remove.
+ * config/mips/t-netbsd: Remove.
+ * config/mips/t-mips: New file.
+ * config/mips/t-gofast: Ditto.
+ * config/mips/netbsd.h: Remove unnecessary undefines.
+ * config/mips/linux.h: Remove #include of mips.h.
+ * config.gcc: Add mips.h include for elf targets. Remove tm_file
+ for ecoff. Add gofast configure option for mips.
+
+2002-07-29 Chris Demetriou <cgd@broadcom.com>
+
+ * configure.in (mips*-*-*): Add a test to see if MIPS libgloss
+ linker scripts use STARTUP directives consistently.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * config/mips/elf.h (STARTFILE_SPEC): Define conditionally, based
+ on whether HAVE_MIPS_LIBGLOSS_STARTUP_DIRECTIVES is defined.
+ * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
+ * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine if
+ HAVE_MIPS_LIBGLOSS_STARTUP_DIRECTIVES is set; the result
+ will be the same.
+
+2002-07-29 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md ("cpu"): Add ppc8540 to attribute.
+
+2002-07-29 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.h (RTX_COSTS): Add MULT case for 8540.
+
+2002-07-29 Aldy Hernandez <aldy@quesejoda.com>
+
+ * config/rs6000/rs6000.md: Move altivec patterns from here...
+
+ * config/rs6000/altivec.md: ...to here.
+
+2002-07-29 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md ("spe_evmra"): Change to unspec.
+
+2002-07-29 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Rename from
+ set_mem_attributes and add BITPOS argument. Subtract it from
+ OFFSET when same is adjusted.
+ (set_mem_attributes): New wrapper function.
+ * expr.c (expand_assignment): Use set_mem_attributes_minus_bitpos;
+ remove offset adjustment hack.
+ * expr.h (set_mem_attributes_minus_bitpos): Declare.
+
+2002-07-29 Gabriel Dos Reis <gdr@nerim.net>
+
+ * Makefile.in (C_OBJS): Include c-pretty-print.o
+ (c-pretty-print.o): Add depency rule.
+ * pretty-print.h: Add more macros.
+ * c-pretty-print.c: New file.
+ * c-pretty-print.h: Likewise.
+
+2002-07-29 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.h (__internal_ev_mwhgumian): Cast vector
+ constants to __ev64_s32__.
+ (__internal_ev_mwhgsmian): Same.
+ (__internal_ev_mwhgsmfan): Same.
+ (__internal_ev_mwhgssfan): Same.
+ (__internal_ev_mwhgumiaa): Same.
+ (__internal_ev_mwhgsmiaa): Same.
+ (__internal_ev_mwhgsmfaa): Same.
+ (__internal_ev_mwhgssfaa): Same.
+
+2002-07-29 David Edelsohn <edelsohn@gnu.org>
+
+ * varasm.c (assemble_variable): Narrow test for uninitialized
+ without BSS target support.
+
+2002-07-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * profile.c: Add file comment describing the overall algorithm and
+ structures.
+ (struct edge_info): Add comments.
+ (struct bb_info): Add comments.
+ * basic-block.h (EDGE_*): Add comments.
+ * doc/gcov.texi (Gcov Data Files): Document bit flags.
+
+2002-07-29 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/elf.h, config/xtensa/linux.h
+ (TARGET_OS_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES): Remove.
+ * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define.
+ (CPP_SPEC): Remove.
+
+2002-07-29 Zack Weinberg <zack@codesourcery.com>
+
+ * gensupport.c: Include hashtab.h.
+ (insn_elision, condition_table, hash_c_test, cmp_c_test,
+ maybe_eval_c_test): New routines and data structures to
+ support insn elision.
+ (init_md_reader): Read and initialize the condition_table.
+ (read_md_rtx): Discard insn patterns whose C test is provably
+ always false.
+ * gensupport.h: Declare new functions and data structures.
+
+ * genconditions.c, dummy-conditions.c: New files.
+ * Makefile.in: Build genconditions; run it to construct
+ insn-conditions.c; build that and link it into most gen*
+ programs.
+ (HOST_SUPPORT, HOST_EARLY_SUPPORT): New variables.
+ (GEN): Delete, unused.
+ (STAGESTUFF): Update.
+
+ * gencodes.c: (gen_insn): #define CODE_FOR_xxx equal to
+ CODE_FOR_nothing for all elided patterns.
+ (main): Tweaked to support this.
+ * genflags.c (gen_proto): Emit a static inline generator
+ function here for all elided patterns, which simply returns
+ NULL_RTX.
+ (gen_insn): Do not define HAVE_xxx for elided patterns.
+ (main): Tweaked to support this. No need to forward-declare
+ struct rtx_def.
+ * genrecog.c: Do not bother emitting the C test if it's known
+ to be true at compile time.
+
+2002-07-29 Mike Stump <mrs@apple.com>
+
+ * config.gcc (target_gtfiles): Initialize, as otherwise cross
+ compilers hosted on powerpc-apple-darwin6.0 won't even build.
+
+2002-07-29 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (sibcall, sibcall_value): Add RETURN as part of the pattern,
+ remove clobber of LR.
+ (sibcall_insn, sibcall_value_insn): Update accordingly.
+ (sibcall_epilogue): Remove debugging comment from assembler stream.
+
+2002-07-29 Gabriel Dos Reis <gdr@nerim.net>
+
+ * pretty-print.h: Define more macros.
+ * diagnostic.h (output_formatted_integer): Moved from...
+ * diagnostic.c: ... here.
+
+2002-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use ASM_OUTPUT_LABEL_REF.
+
+2002-07-28 Zack Weinberg <zack@codesourcery.com>
+
+ * defaults.h (ASM_OUTPUT_MEASURED_SIZE): Take only two
+ arguments. Always use ".-symbol" as expression argument.
+ * doc/tm.texi: Update to match. Document requirement for
+ ".size symbol, .-symbol" to be acceptable to assembler.
+
+ * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
+ config/arm/elf.h, config/avr/avr.h, config/cris/aout.h,
+ config/i386/freebsd-aout.h, config/i386/sco5.h,
+ config/ip2k/ip2k.h, config/m88k/m88k.h, config/xtensa/elf.h,
+ config/xtensa/linux.h: Update uses of ASM_OUTPUT_MEASURED_SIZE.
+
+2002-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (gengtype-lex.c): Fix error in last change.
+
+ * alpha/freebsd.h (TARGET_OS_CPP_BUILTINS): Add missing
+ backslash.
+
+ * Makefile.in (vmsdbgout.o): Depend on function.h.
+
+ * vmsdbgout.c: Include function.h.
+
+2002-07-28 Alan Modra <amodra@bigpond.net.au>
+
+ * prefix.c (update_path): Don't strip single `.' path components
+ unless stripping a later `..' component. Exit loop as soon as
+ a valid path is found.
+
+2002-07-27 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.def [DEF_GCC_BUILTIN]: Require an explicit ATTRS
+ argument. Mark BUILT_IN_RETURN, BUILT_IN_EH_RETURN,
+ BUILT_IN_LONGJMP and BUILT_IN_TRAP as noreturn, the ISO C99
+ floating point unordered comparisons (e.g. __builtin_isgreater)
+ as const, and leave the remaining GCC_BUILTINs unchanged.
+
+ * c-decl.c (builtin_function): No need to explicitly mark
+ BUILT_IN_RETURN and BUILT_IN_EH_RETURN as noreturn.
+
+2002-07-27 Roger Sayle <roger@eyesopen.com>
+
+ * Makefile.in: rtlanal.o now depends upon real.h.
+
+ * flags.h [flag_signaling_nans]: New flag.
+ [HONOR_SNANS]: New macro.
+
+ * toplev.c [flag_signaling_nans]: Initialize to false.
+ (f_options): Add processing for "-fsignaling-nans".
+ (set_fast_math_flags): Clear flag_signaling_nans with -ffast-math.
+ (process_options): flag_signaling_nans implies flag_trapping_math.
+
+ * c-common.c (cb_register_builtins): Define __SUPPORT_SNAN__
+ when -fsignaling-nans. First step to implementing WG14's N965.
+
+ * fold-const.c (fold) [MULT_EXPR]: Conditionalize transforming
+ 1.0 * x into x, and -1.0 * x into -x on !HONOR_SNANS.
+ [RDIV_EXPR]: Conditionalize x/1.0 into x on !HONOR_SNANS.
+
+ * simplify-rtx.c (simplify_relational_operation): Conditionalize
+ transforming abs(x) < 0.0 into false on !HONOR_SNANS.
+
+ * rtlanal.c: #include real.c for TARGET_FLOAT_FORMAT definitions
+ required by HONOR_SNANS. (may_trap_p): Floating point DIV, MOD,
+ UDIV, UMOD, GE, GT, LE, LT and COMPARE may always trap with
+ -fsignaling_nans. EQ and NE only trap for flag_signaling_nans
+ not flag_trapping_math (i.e. HONOR_SNANS but not HONOR_NANS).
+
+ * doc/invoke.texi: Document new -fsignaling-nans compiler option.
+
+2002-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (gengtype-lex.c): Work around a bug in flex.
+ * gengtype-lex.l (YY_USE_PROTOS): Undef.
+ (YY_DECL): Define.
+
+2002-07-27 Roger Sayle <roger@eyesopen.com>
+
+ * doc/invoke.texi: Document that both -fno-builtin-foo and
+ -fno-builtin are supported by the g++ front-end.
+
+2002-07-27 Stan Shebs <shebs@apple.com>
+
+ * configure.in: Rename config_gtfiles to target_gtfiles.
+ * configure: Regenerate.
+ * doc/gty.texi: Update reference.
+ * config.gcc (powerpc-*-darwin*): Set target_gtfiles
+ instead of appending to it.
+
+2002-07-25 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (function_arg_advance): SPE vararg
+ vectors are split into two registers.
+ (function_arg): Same.
+
+Thu Jul 26 23:00:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * pa.md (extv): Check predicates before emitting extv_32.
+
+2002-07-27 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_traceback_name): New var.
+ (rs6000_traceback): New var.
+ (rs6000_override_options): Set rs6000_traceback.
+ (rs6000_output_function_epilogue): Implement traceback options.
+ * config/rs6000/rs6000.h (TARGET_OPTIONS): Add "traceback=".
+ (rs6000_traceback_name): Declare.
+
+ * config/rs6000/rs6000.c (output_profile_hook): Don't generate profile
+ label reference when NO_PROFILE_COUNTERS.
+
+2002-07-26 Jason Merrill <jason@redhat.com>
+
+ * function.c (assign_parms): Handle frontend-directed pass by
+ invisible reference.
+
+2002-07-26 Neil Booth <neil@daikokuya.co.uk>
+
+ * doc/cppopts.texi: Update.
+
+2002-07-26 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppmacro.c (_cpp_create_definition): Don't attempt redefinition
+ warnings on assertions.
+
+2002-07-26 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.h (RID_AND, RID_AND_EQ, RID_NOT, RID_NOT_EQ,
+ RID_OR, RID_OR_EQ, RID_XOR, RID_XOR_EQ, RID_BITAND, RID_BITOR,
+ RID_COMPL): Remove.
+ * c-parse.in (rid_to_yy): Similarly.
+
+2002-07-26 Jason Merrill <jason@redhat.com>
+
+ * c-dump.c: Resurrect.
+ * tree-dump.c: Move C-specific stuff to c-dump.c.
+ * c-common.h: Declare c_dump_tree.
+ * c-lang.c (LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN): Define.
+ * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
+ (c-dump.o): New rule.
+
+2002-07-26 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md: Enable patterns using rlwinm for
+ PowerPC64. Replace "T" and "S" constraints with "n" when the
+ predicate will do. Formatting fixes.
+ (extzvsi_internal2): Use "andi.", "andis." and attr type of "compare"
+ as for extzvsi_internal1.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * dwarfout.c (VERSION_ASM_OP, DERIV_BEGIN_LABEL_FMT,
+ DERIV_END_LABEL_FMT): Remove.
+ (SL_BEGIN_LABEL_FMT, SL_END_LABEL_FMT): Move.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * objc/objc-act.c (UTAG_STATICS, UTAG_PROTOCOL_LIST, USERTYPE):
+ Remove.
+
+2002-07-25 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Remove unused
+ local var dwarfp.
+ (output_compiler_stub): Remove unused locals.
+ (output_call): Always initialize line number.
+
+Thu Jul 25 20:34:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (LOAD_EXTEND_OP): QImode zero-extends on SHmedia.
+ * sh.md (truncdiqi2, movqi_media): Likewise.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * gcse.c (obstack_chunk_alloc): Remove.
+ (gcse_alloc): Fix to count allocated bytes.
+ * collect2.c (SYMBOL__MAIN): Remove.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * gcc.c (TARGET_EXECUTABLE_SUFFIX): Only used if
+ HAVE_TARGET_EXECUTABLE_SUFFIX.
+
+Thu Jul 25 18:57:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * rtl.h (mem_attrs): Spell out more clearly the roles of ALIGN,
+ SIZE, EXPR and OFFSET.
+
+2002-07-25 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (set_mem_attributes): Fix size and alignment thinkos
+ in ARRAY_REF of DECL_P case.
+
+2002-07-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Document -mabi=meabi, and expand on the EABI
+ description. Document -mips32, -mips64, and the associated -march
+ values. Describe the "mipsN" arguments to -march. Say that the
+ -mipsN options are equivalent to -march. Reword the description
+ of default type sizes.
+ * toplev.h (target_flags_explicit): Declare.
+ * toplev.c (target_flags_explicit): New var.
+ (set_target_switch): Update target_flags_explicit.
+ * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Undefine.
+ * config/mips/elf64.h (MIPS_ISA_DEFAULT): Undefine.
+ * config/mips/iris6.h (SUBTARGET_ASM_SPEC): -mabi=64 implies -mips3.
+ * config/mips/isa3264.h (MIPS_ENABLE_EMBEDDED_O32): Undefine.
+ * config/mips/mips.h (mips_cpu_info): New struct.
+ (mips_cpu_string, mips_explicit_type_size_string): Remove.
+ (mips_cpu_info_table, mips_arch_info, mips_tune_info): Declare.
+ (MIPS_CPP_SET_PROCESSOR): New macro.
+ (TARGET_CPP_BUILTINS): Declare a macro for each supported processor.
+ Define _MIPS_ARCH and _MIPS_TUNE.
+ (MIPS_ISA_DEFAULT): Don't provide a default value. Instead...
+ (MIPS_CPU_STRING_DEFAULT): Set to "from-abi" if neither it nor
+ MIPS_ISA_DEFAULT were already defined.
+ (MULTILIB_DEFAULTS): Add MULTILIB_ABI_DEFAULT.
+ (TARGET_OPTIONS): Remove -mcpu and -mexplicit-type-size.
+ (ABI_NEEDS_32BIT_REGS, ABI_NEEDS_64BIT_REGS): New.
+ (GAS_ASM_SPEC): Remove -march, -mcpu, -mgp* and -mabi rules.
+ (ABI_GAS_ASM_SPEC): Remove.
+ (MULTILIB_ABI_DEFAULT, ASM_ABI_DEFAULT_SPEC): New macros.
+ (ASM_SPEC): Add -mgp32, -mgp64, -march, -mabi=eabi and -mabi=o64.
+ Invoke %(asm_abi_default_spec) if no ABI was specified.
+ (CC1_SPEC): Remove ISA -> register-size rules.
+ (EXTRA_SPECS): Remove abi_gas_asm_spec. Add asm_abi_default_spec.
+ * config/mips/mips.c (mips_arch_info, mips_tune_info): New vars.
+ (mips_cpu_string, mips_explicit_type_size_string): Remove.
+ (mips_cpu_info_table): New array.
+ (mips_set_architecture, mips_set_tune): New fns.
+ (override_options): Rework to make -mipsN equivalent to -march.
+ Detect more erroneous cases, including those removed from CC1_SPEC.
+ Don't change the ABI based on architecture, or vice versa.
+ Unify logic with GAS.
+ (mips_asm_file_start): Get architecture name from mips_arch_info.
+ (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p): New fns.
+ (mips_parse_cpu): Take the name of the option as argument. Handle
+ 'from-abi'. Raise an error if the option is wrong.
+ (mips_cpu_info_from_isa): New fn.
+
+2002-07-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (tablejump_mips161): Use gen_rtx_LABEL_REF.
+ (tablejump_mips162): Likewise.
+
+Thu Jul 25 10:23:41 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * simpify-rtx.c (simplify_subreg): Don't pass MODE_CC mode to
+ int_mode_for_mode.
+
+2002-07-25 Gabriel Dos Reis <gdr@nerim.net>
+
+ * c-common.c (c_sizeof_or_alignof_type): Take a third argument for
+ complaining.
+ * c-common.h (c_sizeof): Adjust definition.
+ (c_alignof): Likewise.
+ * c-tree.h (c_sizeof_nowarn): Now macro.
+ * c-typeck.c (c_sizeof_nowarn): Remove definition.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-decl.c (c_decode_option): No need to handle switches
+ cpplib handles.
+
+2002-07-24 Zack Weinberg <zack@codesourcery.com>
+
+ * defaults.h (ASM_OUTPUT_TYPE_DIRECTIVE, ASM_OUTPUT_SIZE_DIRECTIVE,
+ ASM_OUTPUT_MEASURED_SIZE): New default definitions of new macros.
+ * doc/tm.texi: Document them. Also document SIZE_ASM_OP,
+ TYPE_ASM_OP, and TYPE_OPERAND_FMT.
+
+ * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
+ config/alpha/elf.h, config/arm/elf.h, config/avr/avr.h,
+ config/cris/aout.h, config/i386/freebsd-aout.h,
+ config/i386/sco5.h, config/ia64/ia64.c, config/ip2k/ip2k.h,
+ config/m68k/m68kelf.h, config/m68k/m68kv4.h, config/m88k/m88k.h,
+ config/mcore/mcore-elf.h, config/mips/elf.h, config/mips/elf64.h,
+ config/mips/iris6.h, config/mips/linux.h, config/pa/pa-linux.h,
+ config/pa/pa64-hpux.h, config/rs6000/sysv4.h,
+ config/xtensa/elf.h, config/xtensa/linux.h:
+ Use the new macros.
+ Where possible, remove redundant definitions of SIZE_ASM_OP,
+ TYPE_ASM_OP, and TYPE_OPERAND_FMT.
+
+2002-07-24 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/eabi.h: Define TARGET_SPE_ABI, TARGET_SPE,
+ TARGET_ISEL, and TARGET_FPRS.
+
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Document
+ -mabi=spe, -mabi=no-spe, and -misel=.
+
+ * config/rs6000/rs6000-protos.h: Add output_isel.
+ Move vrsave_operation prototype here.
+
+ * config/rs6000/rs6000.md (sminsi3): Allow pattern for TARGET_ISEL.
+ (smaxsi3): Same.
+ (uminsi3): Same.
+ (umaxsi3): Same.
+ (abssi2_nopower): Disallow when TARGET_ISEL.
+ (*ne0): Same.
+ (negsf2): Change to expand and rename old pattern to *negsf2.
+ (abssf2): Change to expand and rename old pattern to *abssf2.
+
+ New expanders: fix_truncsfsi2, floatunssisf2, floatsisf2,
+ fixunssfsi2.
+
+ Change patterns that check for TARGET_HARD_FLOAT or
+ TARGET_SOFT_FLOAT to also check TARGET_FPRS.
+
+ * config/rs6000/rs6000.c: New globals: rs6000_spe_abi,
+ rs6000_isel, rs6000_fprs, rs6000_isel_string.
+ (rs6000_override_options): Add 8540 case to
+ processor_target_table.
+ Set rs6000_isel for the 8540.
+ Call rs6000_parse_isel_option.
+ (enable_mask_for_builtins): New.
+ (rs6000_parse_isel_option): New.
+ (rs6000_parse_abi_options): Add spe and no-spe.
+ (easy_fp_constant): Treat !TARGET_FPRS as soft-float.
+ (rs6000_legitimize_address): Check for TARGET_FPRS when checking
+ for TARGET_HARD_FLOAT.
+ Add case for SPE_VECTOR_MODE.
+ (rs6000_legitimize_reload_address): Handle SPE vector modes.
+ (rs6000_legitimate_address): Disallow PRE_INC/PRE_DEC for SPE
+ vector modes.
+ Check for TARGET_FPRS when checking for TARGET_HARD_FLOAT.
+ (rs6000_emit_move): Check for TARGET_FPRS.
+ Add cases for SPE vector modes.
+ (function_arg_boundary): Return 64 for SPE vector modes.
+ (function_arg_advance): Check for TARGET_FPRS and
+ Handle SPE vectors.
+ (function_arg): Same.
+ (setup_incoming_varargs): Check for TARGET_FPRS.
+ (rs6000_va_arg): Same.
+ (struct builtin_description): Un-constify mask field. Move up in
+ file.
+ (bdesc_2arg): Un-constify and add SPE builtins.
+ (bdesc_1arg): Same.
+ (bdesc_spe_predicates): New.
+ (bdesc_spe_evsel): New.
+ (rs6000_expand_unop_builtin): Add SPE 5-bit literal builtins.
+ (rs6000_expand_binop_builtin): Same.
+ (bdesc_2arg_spe): New.
+ (spe_expand_builtin): New.
+ (spe_expand_predicate_builtin): New.
+ (spe_expand_evsel_builtin): New.
+ (rs6000_expand_builtin): Call spe_expand_builtin for SPE.
+ (rs6000_init_builtins): Initialize SPE builtins. Call
+ rs6000_common_init_builtins.
+ (altivec_init_builtins): Move all non-altivec builtin code to...
+ (rs6000_common_init_builtins): ...here. New function.
+ (branch_positive_comparison_operator): Allow NE code for SPE.
+ (ccr_bit): Return correct ccr bit for SPE fp.
+ (print_operand): Emit crnor in 'D' case for SPE.
+ New case 't'.
+ Add SPE code for 'y' case.
+ (rs6000_generate_compare): Generate rtl for SPE fp.
+ (output_cbranch): Handle SPE hard floats.
+ (rs6000_emit_cmove): Handle isel.
+ (rs6000_emit_int_cmove): New.
+ (output_isel): New.
+ (rs6000_stack_info): Adjust stack frame so GPRs are saved in
+ 64-bits for SPE.
+ (debug_stack_info): Add SPE info.
+ (gen_frame_mem_offset): New.
+ (rs6000_emit_prologue): Save GPRs in 64-bits for SPE abi.
+ Change mode of frame pointer, when saving it, to Pmode.
+ (rs6000_emit_epilogue): Restore GPRs in 64-bits for SPE abi.
+ Misc cleanups and use gen_frame_mem_offset when appropriate.
+
+ * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_PPC8540.
+ (TARGET_SPE_ABI): New.
+ (TARGET_SPE): New.
+ (TARGET_ISEL): New.
+ (TARGET_FPRS): New.
+ (FIXED_SCRATCH): New.
+ (RTX_COSTS): Add PROCESSOR_PPC8540.
+ (ASM_CPU_SPEC): Add case for 8540.
+ (TARGET_OPTIONS): Add isel= case.
+ (rs6000_spe_abi): New.
+ (rs6000_isel): New.
+ (rs6000_fprs): New.
+ (rs6000_isel_string): New.
+ (UNITS_PER_SPE_WORD): New.
+ (LOCAL_ALIGNMENT): Adjust for SPE.
+ (HARD_REGNO_MODE_OK): Same.
+ (DATA_ALIGNMENT): Same.
+ (MEMBER_TYPE_FORCES_BLK): New.
+ (FIRST_PSEUDO_REGISTER): Set to 113.
+ (FIXED_REGISTERS): Add SPE registers.
+ (reg_class): Same.
+ (REG_CLASS_NAMES): Same.
+ (REG_CLASS_CONTENTS): Same.
+ (REGNO_REG_CLASS): Same.
+ (REGISTER_NAMES): Same.
+ (DEBUG_REGISTER_NAMES): Same.
+ (ADDITIONAL_REGISTER_NAMES): Same.
+ (CALL_USED_REGISTERS): Same.
+ (CALL_REALLY_USED_REGISTERS): Same.
+ (SPE_ACC_REGNO): New.
+ (SPEFSCR_REGNO): New.
+ (SPE_SIMD_REGNO_P): New.
+ (HARD_REGNO_NREGS): Adjust for SPE.
+ (VECTOR_MODE_SUPPORTED_P): Same.
+ (REGNO_REG_CLASS): Same.
+ (FUNCTION_VALUE): Same.
+ (LIBCALL_VALUE): Same.
+ (LEGITIMATE_OFFSET_ADDRESS_P): Same.
+ (SPE_VECTOR_MODE): New.
+ (CONDITIONAL_REGISTER_USAGE): Disable FPRs when target does FP on
+ the GPRs. Set FIXED_SCRATCH fixed in SPE case.
+ (rs6000_stack): Add spe_gp_size, spe_padding_size,
+ spe_gp_save_offset.
+ (USE_FP_FOR_ARG_P): Check for TARGET_FPRS.
+ (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
+ (SPE_CONST_OFFSET_OK): New.
+ (rs6000_builtins): Add SPE builtins.
+
+ * testsuite/gcc.dg/ppc-spe.c: New.
+
+ * config/rs6000/eabispe.h: New.
+
+ * config/rs6000/spe.h: New.
+
+ * config/rs600/spe.md: New.
+
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
+ __SIMD__ for TARGET_SPE.
+
+ * config.gcc: Add powerpc-*-eabispe* case.
+ Add spe.h to user headers for powerpc.
+
+2002-07-24 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/elf.h (STARTFILE_SPEC): Undo previous change.
+ * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
+ * config/mips/isa3264.h (STARTFILE_SPEC): Likewise.
+
+2002-07-24 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Use GOTO_SUBROUTINE_EXPR
+ form when not optimizing.
+
+2002-07-24 David Mosberger <davidm@hpl.hp.com>
+
+ * config/ia64/ia64.c (gen_thread_pointer): Fix typo in marking
+ thread_pointer_rtx as unchanging.
+
+2002-07-24 Michael Matz <matz@suse.de>
+
+ * ra-colorize.c (INV_REG_ALLOC_ORDER): New macro.
+ (free_reg): Use it.
+
+2002-07-24 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (arm_buneq, arm_bltgt): put '\' before ';' in output
+ pattern.
+ (arm_buneq_reversed, arm_bltgt_reversed): Likewise.
+ (movsicc, movsfcc, movdfcc): FAIL if UNEQ or LTGT.
+
+2002-07-24 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/elf.h (STARTFILE_SPEC): Never include crt0.o.
+ * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
+ * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine.
+
+Wed Jul 24 17:59:12 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Dump loops before clobbering
+ the structure.
+
+Wed Jul 24 17:23:16 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * rtlanal.c (keep_with_call_p): Avoid overflow in fixed_regs.
+
+2002-07-24 Frank van der Linden <fvdl@wasabisystems.com>
+
+ PR optimization/7291
+ * config/i386/i386.c (ix86_expand_clrstr): Fix bzero alignment
+ problem on x86_64.
+
+2002-07-24 Gabriel Dos Reis <gdr@nerim.net>
+
+ * pretty-print.h: Add macros from cp/error.c
+
+2002-07-24 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000-protos.h (mask_operand_wrap): Declare.
+ (mask64_2_operand): Declare.
+ (build_mask64_2_operands): Declare.
+ (and64_2_operand): Declare.
+ (extract_MB): Declare.
+ (extract_ME): Declare.
+ * config/rs6000/rs6000.c (mask64_operand): Allow all ones. Remove
+ CONST_DOUBLE code.
+ (mask_operand_wrap): New insn predicate.
+ (mask64_2_operand): Likewise.
+ (and64_2_operand): Likewise.
+ (build_mask64_2_operands): New function.
+ (extract_MB): New function.
+ (extract_ME): New function.
+ (print_operand <case m,M>): Use extract_MB and extract_ME.
+ (print_operand <case S>): Allow all ones. Remove CONST_DOUBLE support.
+ * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 't'.
+ (PREDICATE_CODES): Add and64_2_operand, mask_operand_wrap and
+ mask64_2_operand. Remove CONST_DOUBLE from mask64_operand.
+ * config/rs6000/rs6000.md (andsi3_internal3): New
+ (andsi3_internal3+1): Enable split for powerpc64.
+ (andsi3_internal3+2): New split.
+ (andsi3_internal4): Renamed old andsi3_internal3.
+ (andsi3_internal5): New.
+ (andsi3_internal5+1): Enable split for powerpc64.
+ (andsi3_internal5+2): New split.
+ (andsi3_internal6, andsi3_internal7, andsi3_internal8): New.
+ (anddi3): Handle 't' constraint.
+ (anddi3+1): New split.
+ (anddi3_internal2): Handle 't' constraint.
+ (anddi3_internal2+1): New split.
+ (anddi3_internal3): Handle 't' constraint.
+ (anddi3_internal3+1): New split.
+
+2002-07-24 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md: Remove scratch reg on insns using
+ addze and similar (plus (comparison r1 r2) r3) insns. Add
+ missing scratch reg in one case. Formatting fixes.
+
+2002-07-24 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppexp.c (parse_defined): Mark macro used.
+ * cpphash.h (struct cpp_macro): New member "used".
+ (_cpp_mark_macro_used, _cpp_warn_if_unused_macro): New.
+ (struct cpp_reader): New member.
+ * cppinit.c (cpp_finish_options): Set first_unused_line.
+ (cpp_finish): Warn of unused macros if requested.
+ (OPT_TABLE): New switches.
+ (cpp_handle_option): Handle them.
+ * cpplib.c (do_undef): Warn if macro unused.
+ (do_ifdef, do_ifndef): Mark macro used.
+ * cpplib.h (struct cpp_options): New member.
+ * cppmacro.c (_cpp_warn_if_unused_macro): New.
+ (enter_macro_context): Mark macro used.
+ (_cpp_create_definition): Mark macro unused; warn if unused
+ when redefined.
+ * cpptrad.c (scan_out_logcial_line, push_replacement_text):
+ Mark macros used.
+ * doc/cppopts.texi: Update.
+
+2002-07-23 Neil Booth <neil@daikokuya.co.uk>
+
+ * dwarf2out.c (SECTION_ASM_OP,
+ ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
+ * system.h (SECTION_ASM_OP): Poison.
+ * tree.c (FILE_FUNCTION_PREFIX_LEN): Remove.
+ * config/alpha/alpha-interix.h, config/mips/linux.h
+ (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
+ * config/mmix/mmix-protos.h, config/mmix/mmix.c
+ (mmix_asm_output_define_label_difference_symbol): Remove.
+ * config/mmix/mmix.h
+ (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
+ * doc/tm.texi: Remove documentation.
+
+Tue Jul 23 21:49:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * recog.c (asm_operand_ok): Allow float CONST_VECTORs for 'F'.
+ (constrain_operands): Likewise.
+ * regclass.c (record_reg_classes): Likewise.
+ * reload.c (find_reloads): Likewise.
+ * doc/md.texi: Likewise.
+
+ * reload.c (find_reloads_toplev): Use simplify_gen_subreg.
+ * simplify-rtx.c (simplify_subreg): When converting to a non-int
+ mode, try to convert to an integer mode of matching size first.
+
+ * simplify-rtx.x (simplify_subreg): When constructing a CONST_VECTOR
+ from individual subregs, check that each subreg has been generated
+ sucessfully.
+
+2002-07-23 Neil Booth <neil@daikokuya.co.uk>
+
+ * genautomata.c (VLA_HWINT_SHORTEN, VLA_HWINT_LAST): Remove.
+ * df.c (HANDLE_SUBREG, FOR_EACH_BB_IN_BITMAP_REV,
+ FOR_EACH_BB_IN_SBITMAP): Remove.
+ * gcse.c (NEVER_SET, FOLLOW_BACK_EDGES): Remove.
+ * haifa-sched.c (DONE_PRIORITY, MAX_PRIORITY, TAIL_PRIORITY,
+ LAUNCH_PRIORITY, DONE_PRIORITY_P, LOW_PRIORITY_P): Remove.
+ * loop.c (PREFETCH_BLOACK_IN_LOOP_MIN,
+ PREFETCH_LIMIT_TO_SIMULTANEOUS): Remove.
+ * regrename.c (REGNO_MODE_OK_FOR_BASE_P): Remove.
+
+2002-07-23 Gabriel Dos Reis <gdr@nerim.net>
+
+ * pretty-print.h: New file.
+
+2002-07-23 Paul Koning <pkoning@equallogic.com>
+
+ * real.c (REAL_WORDS_BIG_ENDIAN): Make 1 for DEC.
+ (LARGEST_EXPONENT_IS_NORMAL): Ditto.
+ (VAX_HALFWORD_ORDER): Define (1 for DEC VAX, 0 otherwise).
+ (TARGET_G_FLOAT): Default to 0 if not defined.
+ (ieeetoe): New, common routine to convert target format floats
+ to internal form.
+ (e24toe, e53toe): Change to use ieeetoe, distinguish DEC
+ vs. others.
+ (e113toe): Change to use ieeetoe.
+
+2002-07-23 Roman Lechtchinsky <rl@cs.tu-berlin.de>
+
+ * real.c (REAL_WORDS_BIG_ENDIAN): Make sure it is 0 for DEC and 1 for
+ IBM.
+ (e53toe): Assume IEEE if non of DEC, IBM and C4X is defined.
+ (e64toe): Remove special cases for DEC and IBM. Remove support for
+ ARM_EXTENDED_IEEE_FORMAT.
+ (e24toe): Remove special cases for DEC.
+ (significand_size): Simplify. Indent.
+ (ieee_format, ieee_24, ieee_53, ieee_64, ieee_113): New.
+ (etoieee, toieee): New.
+ (etoe113, toe113, etoe64, toe64, etoe53, toe53, etoe24, toe24): Use
+ etoieee and toieee for IEEE arithmetic.
+
+2002-07-23 Gabriel Dos Reis <gdr@nerim.net>
+
+ * doc/extend.texi: Say ISO C90, not ISO C89.
+ * doc/invoke.texi: Likewise.
+ * doc/standards.texi: Likewise.
+
+2002-07-23 Steve Ellcey <sje@cup.hp.com>
+
+ * gcc/explow.c (convert_memory_address): Fix conversion of CONSTs.
+ Fix permutation of conversion and plus/mult.
+ * gcc/builtins.c (expand_builtin_memcpy) Ensure return pointer is
+ ptr_mode and not Pmode when POINTERS_EXTEND_UNSIGNED is defined.
+ (expand_builtin_strncpy) Ditto.
+ (expand_builtin_memset) Ditto.
+
+2002-07-23 Gabriel Dos Reis <gdr@nerim.net>
+
+ Fix PR/7363:
+ * c-common.c (c_sizeof_or_alignof_type): New function.
+ (c_alignof): Remove definition.
+ * c-common.h (c_sizeof, c_alignof): Define as macros.
+ (c_sizeof_or_alignof_type): Declare.
+ (my_friendly_assert): Moved from cp/cp-tree.h
+ * c-typeck.c (c_sizeof): Remove definition.
+
+2002-07-23 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (try_replace_reg): Use num_changes_pending.
+ * recog.c (num_changes_pending): New function.
+ (validate_replace_src): Use validate_repalce_src_group.
+ (validate_replace_src_group): New.
+ * recog.h (validate_repalce_src_group): New.
+ (num_changes_pending): Likewise.
+
+Tue Jul 23 12:16:58 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * calls.c (emit_library_call_value_1): If
+ FUNCTION_ARG_PASS_BY_REFERENCE is true, pretend this is neither
+ libcall, const call nor pure call.
+
+2002-07-23 Neil Booth <neil@daikokuya.co.uk>
+
+ * config/m88k/m88k.h (SECTION_ASM_OP): Remove.
+
+2002-07-23 Neil Booth <neil@daikokuya.co.uk>
+
+ * vmsdbgout.c (SECTION_ASM_OP): Remove.
+
+2002-07-23 Neil Booth <neil@daikokuya.co.uk>
+
+ * config/i386/i386.c (AT_BP): Remove.
+
+2002-07-23 Neil Booth <neil@daikokuya.co.uk>
+
+ * defaults.h (obstack_chunk_alloc, obstack_chunk_free):
+ Default definition.
+ * gcse.c: Don't define obstack_chunk_free.
+ * collect2.c, conflict.c, df.c, diagnostic.c, fix-header.c,
+ flow.c, gcc.c, genattrtab.c, genautomata.c, genflags.c, gensupport.c,
+ integrate.c, loop.c, ra.c, read-rtl.c, regrename.c, reload1.c,
+ reorg.c, tlink.c, tree.c, config/arm/arm.c, objc/objc-act.c:
+ Don't define obstack macros.
+
+2002-07-22 Stephane Carrez <stcarrez@nerim.fr>
+
+ PR target/6744
+ * config/m68hc11/m68hc11.c (m68hc11_z_replacement): Also replace
+ ASM_OPERANDS instructions.
+
+2002-07-22 Stephane Carrez <stcarrez@nerim.fr>
+
+ PR target/7361
+ * config/m68hc11/m68hc11.c (go_if_legitimate_address_internal): Accept
+ constant addresses only on 68HC12.
+
+2002-07-22 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppfiles.c (stack_include_file): Correct test of whether
+ a dependency should be output.
+
+2002-07-22 David Edelsohn <edelsohn@gnu.org>
+
+ * collect2.c (is_ctor_dtor): Add other possible JOINER values.
+
+2002-07-22 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (movqi): If optimizing and we can create pseudos, use
+ a ZERO_EXTEND to load from memory, then copy the result into the
+ target.
+ (movhi): Likewise, but only for ARMv4.
+
+2002-07-22 Neil Booth <neil@daikokuya.co.uk>
+
+ * ssa-ccp.c (PHI_PARMS): Remove.
+
+2002-07-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS
+ on big-endian targets.
+
+2002-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * hwint.h (HOST_WIDE_INT_PRINT_DEC_SPACE,
+ HOST_WIDE_INT_PRINT_UNSIGNED_SPACE,
+ HOST_WIDEST_INT_PRINT_DEC_SPACE, HOST_WIDEST_INT_PRINT_DEC_SPACE):
+ New formatting macros.
+
+ * ra-debug.c (dump_static_insn_cost): Avoid string concatenation.
+
+Mon Jul 22 15:27:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * rtlanal.c (subreg_regno_offset): Return correct offset for
+ big endian paradoxical subregs.
+
+ * optabs.c (expand_vector_unop): Don't expand using sub_optab
+ if we got the wrong mode.
+
+ * hwint.c (define HOST_WIDE_INT_PRINT_DEC_C): New define.
+ * genrecog.c (write_switch, write_cond): Use it.
+ * genemit.c (gen_exp): Likewise.
+
+2002-07-22 Jakub Jelinek <jakub@redhat.com>
+
+ * c-decl.c (build_compound_literal): Set decl TREE_READONLY from TYPE.
+
+2002-07-22 Jakub Jelinek <jakub@redhat.com>
+
+ * c-decl.c (build_compound_literal): Defer compound literal decls
+ until until file end to emit them only if they are actually used.
+
+2002-07-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ra-build.c (check_conflict_numbers): Hide unused function.
+ (livethrough_conflicts_bb): Avoid automatic aggregate
+ initialization.
+ (parts_to_webs_1): Avoid `U' integer constant modifier.
+ (conflicts_between_webs): Wrap a variable in the macro controlling
+ its usage.
+ * ra-debug.c (ra_debug_msg): Use VA_OPEN/VA_CLOSE.
+ (dump_igraph, dump_graph_cost): Avoid string concatenation
+ (dump_static_insn_cost): Avoid automatic aggregate
+ initialization.
+ * ra-rewrite.c (insert_stores): Avoid automatic aggregate
+ initialization.
+ (dump_cost): Avoid string concatenation
+
+2002-07-21 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Don't use
+ GOTO_SUBROUTINE_EXPR when finally_block can be re-expanded.
+
+2002-07-21 Richard Henderson <rth@redhat.com>
+
+ * unroll.c (find_splittable_givs): Do not split DEST_ADDR givs
+ that are not unrolled completely.
+
+2002-07-21 Richard Henderson <rth@redhat.com>
+
+ * loop.h (LOOP_AUTO_UNROLL): Rename from LOOP_FIRST_PASS.
+ * loop.c (strength_reduce): Update.
+ * toplev.c (rest_of_compilation): Do unrolling in the first
+ loop pass, not the second.
+
+2002-07-21 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (set_mem_attributes): Preserve indirection of PARM_DECL
+ when flag_argument_noalias == 2.
+ * alias.c (nonoverlapping_memrefs_p): Handle that.
+ * print-rtl.c (print_mem_expr): Likewise.
+
+2002-07-21 Hartmut Schirmer <hartmut.schirmer@arcor.de>
+
+ * libgcc2.c (__divdi3, __moddi3): Use unary minus operator
+ instead of __negdi2 directly.
+
+2002-07-21 Neil Booth <neil@daikokuya.co.uk>
+
+ * gengenrtl.c (gencode): Don't define obstack_alloc_rtx.
+ * function.c (SYMBOL__MAIN): Remove definition.
+ * global.c (SET_CONFLICT, REGBITP, ALLOCNO_LIVE_P): Remove.
+ * predict.c (PROB_NEVER, PROB_LIKELY, PROB_UNLIKELY): Remove.
+ * profile.c (GCOV_INDEX_TO_BB): Remove.
+ * sched-rgn.c (ABS_VALUE, MIN_DIFF_PRIORITY, MIN_PROB_DIFF): Remove.
+ * simplify-rtx.c (FIXED_BASE_PLUS_P): Remove.
+
+2002-07-21 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-lex.c (GET_ENVIRONMENT): Remove.
+ * collect2.c (GET_ENV_PATH_LIST): Remove.
+ (prefix_from_env): Use GET_ENVIRONMENT.
+ * cppinit.c (GET_ENV_PATH_LIST): Remove.
+ (init_standard_includes): Use GET_ENVIRONMENT.
+ * defaults.h (GET_ENVIRONMENT): Define here if not already.
+ * gcc.c (GET_ENV_PATH_LIST): Remove.
+ (make_relative_prefix, process_command): Update.
+ * protoize.c (GET_ENV_PATH_LIST): Remove.
+ (do_processing): Update.
+
+2002-07-21 Gabriel Dos Reis <gdr@nerim.net>
+
+ * c-decl.c (build_array_declarator): Say 'ISO C90', not 'ISO C89'.
+ (grokdeclarator): Likewise.
+ * c-format.c (C_STD_NAME): Likewise.
+ * c-lex.c (interpret_integer): Likewise.
+ * c-typeck.c (build_array_ref): Likewise.
+ * cpplex.c (_cpp_lex_direct): Likewise.
+ * toplev.c (documented_lang_options): Likewise.
+
+2002-07-21 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-format.c (T99_I, T99_UI): Remove.
+
+2002-07-21 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-typeck.c (SAVE_SPELLING_DEPTH): Remove.
+
+Sun Jul 21 21:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (do_local_cprop): Do not extend lifetimes of registers set by
+ do_local_cprop.
+
+2002-07-21 Andreas Jaeger <aj@suse.de>
+
+ * reload1.c (fixup_abnormal_edges): Remove unused variable.
+
+2002-07-21 Bernd Schmidt <bernds@redhat.com>
+
+ Improvements for the ifcvt pass from Michael Meissner, with patches
+ by Richard Sandiford <rsandifo@redhat.com>
+ * basic-block.h (struct ce_if_block, ce_if_block_t): New types.
+ * ifcvt.c (cond_exec_changed_p): New static variable.
+ (last_active_insn): New function, renamed from last_active_insn_p
+ and changed to return the last active insn in a basic block. All
+ callers updated.
+ (block_fallthru): New function.
+ (cond_exec_process_insns): New argument CE_INFO. Pass it to
+ IFCVT_MODIFY_INSN. All callers updated.
+ Return false if START or END are NULL.
+ Handle case where we're processing an insn that is already
+ conditional.
+
+ (noce_process_if_block): CE_INFO argument rather than
+ multiple args containing the involved basic blocks. All callers
+ changed.
+ (process_if_block, merge_if_block, find_if_block,
+ cond_exec_process_if_block): Likewise.
+
+ (cond_exec_process_if_block): New arg DO_MULTIPLE_P. All callers
+ changed.
+ Use new function last_active_insn to simplify some code.
+ New code to handle multiple tests.
+ Call IFCVT_MODIFY_CANCEL in all failure cases, otherwise set
+ cond_exec_changed_p to TRUE.
+
+ (process_if_block): New code to handle multiple tests.
+ (merge_if_block): Likewise.
+ (find_if_header): New arg PASS. Changed to return the currently
+ processed basic block or NULL instead of true/false. All callers
+ changed.
+ Call IFCVT_INIT_EXTRA_FIELDS.
+ (block_jumps_and_fallthru_p): New function.
+ (find_if_block): Discover opportunities to convert multiple tests.
+ Add additional debugging output.
+ Update the ce_info structure before returning.
+
+ (if_convert): Run multiple passes of if-conversion.
+ * doc/tm.texi (IFCVT_MODIFY_TESTS, IFCVT_MODIFY_INSN,
+ IFCVT_MODIFY_FINAL, IFCVT_MODIFY_CANCEL, IFCVT_MODIFY_MULTIPLE_TESTS,
+ IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS): Update documentation for
+ these macros.
+
+Sun Jul 21 00:54:54 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c: Include cselib.h
+ (constptop_register): Break out from ...
+ (cprop_insn): ... here; kill basic_block argument.
+ (do_local_cprop, local_cprop_pass): New functions.
+ (one_cprop_pass): Call local_cprop_pass.
+
+2002-07-20 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_relational_operation): Optimize
+ abs(x) < 0.0 (and abs(x) >= 0.0 when using -ffast-math).
+
+2002-07-20 Michae Matz <matz@suse.de>
+
+ * ra-build.c: (remember_web_was_spilled): Use GENERAL_REGS.
+
+2002-07-20 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppexp.c (struct op): Add token pointer.
+ (check_promotion, CHECK_PROMOTION): New.
+ (optab): Update.
+ (_cpp_parse_expr): Update, use token pointer of struct op.
+ (reduce): Warn about change of sign owing to promotion.
+ * cppinit.c (cpp_handle_option): New warning if -Wall.
+ * cpplib.h (struct cpp_options): New member.
+
+2002-07-19 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md: Remove ppc630 fpcompare from single
+ fpu list. Separate Power4 compare and delayed_compare. Correct
+ Power4 fpcompare.
+ (fix_truncdfsi2_internal): Restore FPR preference.
+ * config/rs6000/t-aix43 (MULTILIB_MATCHES): Add mcpu?power3,
+ mcpu?power4, mcpu?604e. Remove mpower, mpower2, mpowerpc.
+
+2002-07-19 Momchil Velikov <velco@fadata.bg>
+
+ * reload1.c (reload_as_needed): Duplicate oldpat.
+
+2002-07-20 Alan Modra <amodra@bigpond.net.au>
+
+ PR optimization/7130
+ * loop.h (struct loop_info): Add "preconditioned".
+ * unroll.c (unroll_loop): Set it.
+ * doloop.c (doloop_modify_runtime): Correct count for unrolled loops.
+
+2002-07-19 Zack Weinberg <zack@codesourcery.com>
+
+ * rtl.def (CODE_LABEL): Remove slot 8.
+ * rtl.h (struct rtx_def): Document new uses of jump and call fields.
+ (LABEL_ALTERNATE_NAME): Delete.
+ (LABEL_KIND, SET_LABEL_KIND, LABEL_ALT_ENTRY_P): New.
+ * defaults.h: Remove default for ASM_OUTPUT_ALTERNATE_LABEL_NAME.
+
+ * final.c (output_alternate_entry_point): New.
+ (final_scan_insn): Use it instead of
+ ASM_OUTPUT_ALTERNATE_LABEL_NAME. Do not consider possibility
+ of a case label being an alternate entry point.
+
+ * cfgbuild.c (make_edges, find_bb_boundaries): Use LABEL_ALT_ENTRY_P.
+ * emit-rtl.c (gen_label_rtx): Adjust call to gen_rtx_CODE_LABEL.
+ Do not clear LABEL_NUSES (unnecessary) or LABEL_ALTERNATE_NAME
+ (field deleted).
+ * print-rtl.c, ra-debug.c: Update code to output CODE_LABELs.
+
+ * doc/rtl.texi: Document LABEL_KIND, SET_LABEL_KIND, and
+ LABEL_ALT_ENTRY_P; not LABEL_ALTERNATE_NAME.
+ * doc/tm.texi: Delete documentation of
+ ASM_OUTPUT_ALTERNATE_LABEL_NAME.
+
+2002-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/mips/iris5gas.h (DWARF2_DEBUGGING_INFO): Define.
+ (PREFERRED_DEBUGGING_TYPE): Use DWARF2_DEBUG.
+ (LINK_SPEC): Define.
+ (STARTFILE_SPEC): Define.
+ (ENDFILE_SPEC): Define.
+
+ * config/mips/iris6-o32.h (LINK_SPEC): Move ...
+ * config/mips/iris6-o32-as.h (LINK_SPEC): ... here.
+
+ * config/mips/iris6-o32-gas.h: New file.
+ * config.gcc (mips-sgi-irix6*o32): Use it.
+
+ * config/mips/t-iris5-gas: New file.
+ * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
+
+2002-07-19 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppexp.c (ALWAYS_EVAL): Remove.
+ (optab, reduce): Always evaluate.
+ (num_unary_op, num_binary_op, num_div_op): Issue diagnostics
+ only if not skipping evaluation.
+
+2002-07-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (debug_hard_reg_set): Remove.
+
+2002-07-19 Chris Demetriou <cgd@broadcom.com>
+
+ * gcc.c (cpp_options): Include "%1" (cc1_spec).
+
+2002-07-19 Richard Henderson <rth@redhat.com>
+
+ * loop.c (loop_givs_rescan): Delete the REG_EQUAL note, not the insn.
+
+2002-07-19 Alan Modra <amodra@bigpond.net.au>
+
+ * prefix.c (update_path): Don't zap single `.' path components
+ unless followed by another `.' and fix typo last patch.
+
+2002-07-18 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppexp.c (cpp_num_mul): Remove unused parameter.
+ (UNARY, BINARY, OTHER, binary_handler): Remove.
+ (ALWAYS_EVAL): New.
+ (optab): Update.
+ (reduce): Refactor to a large switch, don't use a function
+ pointer.
+
+2002-07-18 Bo Thorsen <bo@berlioz.suse.de>
+
+ * config/i386/linux64.h (STARTFILE_PREFIX_SPEC): Define this always.
+
+Thu Jul 18 19:39:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh-protos.h (sh_expand_unop_v2sf): Move inside #ifdef RTX_CODE guard.
+ (sh_expand_binop_v2sf): Likewise.
+ * sh.c (machine_dependent_reorg): Add move for UNSPEC_MOVA.
+ (int_gpr_dest, trunc_hi_operand): New functions.
+ * sh.h (PREDICATE_CODES): Add any_register_operand, int_gpr_dest and
+ trunc_hi_operand.
+ (SPECIAL_MODE_PREDICATES, any_register_operand): Define.
+ * sh.md (cmpeqdi_t+1): Remove comments that genrecog warns about.
+ (adddi3_compact+1, subdi3_compact+1, ashlsi3_n+1, ashlhi3+1): Likewise.
+ (ashrsi2_16+1, ashrsi2_31+1, lshrsi3_n+1, ashrdi3+[12]): Likewise.
+ (and_shl_scratch+[12], zero_extendhidi2+1): Likewise.
+ (zero_extendhisi2_media+1, extendhidi2+1, extendqidi2+1): Likewise.
+ (extendhisi2_media+1, extendqisi2_media+1): Likewise.
+ (movsi_media_nofpu+[12], movhi_media+1, movdi_media_nofpu+1): Likewise.
+ (movdi_const_16bit+[12], movdf_i4+[123], reload_outdf+[2-5]): Likewise.
+ (movsf_ie+1): Likewise.
+ (loaddi_trunc): Use int_gpr_dest predicate.
+ (use_sfunc_addr, indirect_jump_scratch, sibcall_compact): Add mode(s).
+ (mova, mova_const, GOTaddr2picreg, ptrel, casesi_worker_0): Likewise.
+ (casesi_worker_0+[12], casesi_worker): Likewise.
+ (shcompact_preserve_incoming_args): Likewise.
+ (mov_nop): Use any_register_operand predicate.
+ (mperm_w0): Use trunc_hi_operand predicate.
+
+2002-07-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-linux.h (DWARF2_UNWIND_INFO): Delete define.
+ * pa.h (EH_RETURN_DATA_REGNO): Revise TARGET_64BIT and correct
+ numbering.
+
+2002-07-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (output_deferred_plabels): Remove unused millicode enum mulU.
+
+2002-07-18 Richard Henderson <rth@redhat.com>
+
+ PR optimization/7147
+ * ifcvt.c (noce_get_condition): Make certain that the condition
+ is valid at JUMP.
+
+Thu Jul 18 13:44:51 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (barrier_align, push): Shut up compiler warnings.
+ (initial_elimination_offset,sh_media_init_builtins): Likewise.
+ (reg_no_subreg_operand): Delete.
+
+2002-07-17 Bo Thorsen <bo@suse.de>
+
+ * config/i386/linux64.h (LINK_SPEC): Remove bogus -Y option.
+ (STARTFILE_PREFIX_SPEC): Define for NATIVE_CROSS compilations.
+ (STARTFILE_SPEC): Remove hardcoded library paths.
+ (ENDFILE_SPEC): Likewise.
+
+Thu Jul 18 09:38:59 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (hoist_expr_reaches_here_p): Stop once expr_bb is reached.
+
+ * gcse.c (try_replace_reg): Do not return false positives.
+
+2002-07-18 Alan Modra <amodra@bigpond.net.au>
+
+ * prefix.c: (update_path): Strip ".." components when prior dir
+ doesn't exist. Pass correct var to UPDATE_PATH_HOST_CANONICALIZE.
+
+ * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Remove 64-bit support.
+ (ASM_OUTPUT_REG_POP): Likewise.
+
+2002-07-18 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (first_reg_to_save): Remove bogus
+ adjustments to first_reg for profiling case.
+ (output_function_profiler): Correct lr save slot for ABI_AIX_NODESC.
+ Disable profiling for 64 bit code on both ABI_V4 and ABI_AIX_NODESC.
+ Save static chain reg to sp + 12 on ABI_AIX_NODESC.
+ * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Define.
+ (ASM_OUTPUT_REG_POP): Define.
+ * config/rs6000/linux64.h (ASM_OUTPUT_REG_PUSH): Undef.
+ (ASM_OUTPUT_REG_POP): Undef.
+
+2002-07-17 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpplib.c (do_sccs): Handle #sccs on all systems.
+ * system.h (SCCS_DIRECTIVE): Poison.
+ * config/darwin.h, config/freebsd.h, config/netbsd.h,
+ config/ptx4.h, config/svr3.h, config/svr4.h, config/alpha/elf.h,
+ config/arm/linux-elf.h, config/c4x/c4x.h, config/d30v/d30v.h,
+ config/i370/i370.h, config/i386/gas.h, config/i386/sco5.h,
+ config/i960/i960.h, config/m68hc11/m68hc11.h, config/m68k/3b1.h,
+ config/m68k/3b1g.h, config/m68k/crds.h, config/m68k/mot3300.h,
+ config/m68k/pbb.h, config/m88k/m88k.h, config/mips/mips.h,
+ config/sparc/pbd.h, config/stormy16/stormy16.h, config/vax/vaxv.h:
+ Remove all references to SCCS_DIRECTIVE.
+ * doc/cpp.texi, doc/tm.texi: Update.
+
+Wed Jul 17 19:23:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * regrename.c (maybe_mode_change): New function.
+ (find_oldest_value_reg, copyprop_hardreg_forward_1): Use it.
+
+2002-07-17 Rodney Brown <rbrown64@csc.com.au>
+
+ * config/i386/i386.c (ix86_expand_int_movcc): In the general case
+ suppress addition when either ct or cf are zero.
+
+2002-07-17 Eric Botcazou <ebotcazou@multimania.com>
+ Glen Nakamura <glen@imodulo.com>
+
+ PR optimization/6713
+ * loop.c (loop_givs_rescan): Explicitly delete the insn that
+ sets a non-replaceable giv after issuing the new one.
+
+2002-07-17 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppexp.c (cpp_interpret_integer, append_digit, parse_defined,
+ eval_token): Clarify and correct use of "bool" variables.
+ * cpplib.h (struct cpp_options): Similarly.
+ * cppmacro.c (parse_params, _cpp_save_parameter): Ditto.
+ * cpptrad.c (recursive_macro): Similarly.
+
+Wed Jul 17 17:08:06 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config/sh/lib1funcs.asm (udivsi3_i4): Implement SHcompact version in
+ SHmedia code.
+
+ * sh.md (cmpgtudi_media): Remove spurious @.
+
+ * config/sh/lib1funcs.asm (FMOVD_WORKS): Don't define for little endian.
+ * sh.h (OVERRIDE_OPTIONS): Don't set FMOVD_BIT for little endian.
+
+ * config/sh/lib1funcs.asm (init_trampoline): New entry point.
+ * sh-protos.h (sh_initialize_trampoline): Declare.
+ * sh.c (sh_initialize_trampoline): New function.
+ * sh.h (TRAMPOLINE_SIZE): Only 24 for TARGET_SHMEDIA32.
+ (TRAMPOLINE_ALIGNMENT): Need cache-line alignment for TARGET_SHMEDIA.
+ (INITIALIZE_TRAMPOLINE): Call sh_initialize_trampoline.
+ (TRAMPOLINE_ADJUST_ADDRESS): Not needed for SHcompact.
+ * sh.md (initialize_trampoline, double_shori): New patterns.
+ (initialize_trampoline_compact): Likewise.
+ (shmedia32_initialize_trampoline_big): Remove.
+ (shmedia32_initialize_trampoline_little): Likewise.
+
+ * sh-protos.h (binary_float_operator): Remove declaration.
+ (sh_expand_unop_v2sf, sh_expand_binop_v2sf): Declare.
+ * sh.c (print_operand, case 'N'): Check against CONST0_RTX.
+ (unary_float_operator, sh_expand_unop_v2sf): New functions.
+ (sh_expand_binop_v2sf): Likewise.
+ (zero_vec_operand): Delete.
+ (SH_BLTIN_UDI): New builtin shared signature define. Renumbered
+ all non-shared ones.
+ (bdesc): Change all the mextr builtins to use SH_BLTIN_UDI.
+ Enable nsb and byterev.
+ * sh.h (CONDITIONAL_REGISTER_USAGE): Initialize DF_HI_REGS.
+ (HARD_REGNO_MODE_OK): Allow TImode in fp regs. Allow V2SFmode
+ in general regs.
+ (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add DF_HI_REGS.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise. Remove clause for
+ immediate operands.
+ (SECONDARY_INPUT_RELOAD_CLASS): Add clause for immediate operands.
+ Add DF_HI_REGS.
+ (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P): Allow
+ lowpart fp regs - only for big endian for now.
+ (LEGITIMATE_CONSTANT_P): Don't allow nonzero float vectors
+ when FPU is in use.
+ (EXTRA_CONTRAINT_U): Check against CONST0_RTX.
+ (LOAD_EXTEND_OP): NIL for SImode.
+ (REGISTER_MOVE_COST): Add DF_HI_REGS. Const for moves between
+ general and fp registers is 4.
+ PREDICATE_CODES: Amend binary_float_operator entry.
+ Remove zero_vec_operand. Add unary_float_operator.
+ * sh.md (udivsi3_i4_media): Use truncate instead of paradoxical
+ subreg SET_DEST.
+ (truncdisi2, truncdihi2, movv2sf): Allow memory destinations.
+ (truncdiqi2): Do sign extension.
+ (movsi_media, movdi_media): Allow to use r63 to an fp register.
+ (movdf_media, movsf_media): Likewise.
+ (movv2sf_i, movv2sf_i+1): Don't use f{ld,st}.p or SUBREGS.
+ Collapse to one define_insn_and_split. Allow immediate sources.
+ (addv2sf3, subv2sf3, mulv2sf3, divv2sf3): New patterns.
+ (movv4sf_i): Allow immediate sources. Use simplify_gen_subreg.
+ (movv4sf): Allow immediate sources.
+ (movsf_media_nofpu+1): Don't split moves to FP registers.
+ (unary_sf_op, binary_sf_op, mshflo_w_x, concat_v2sf): New patterns.
+ (movv8qi_i+3): Check against CONST0_RTX.
+ (mextr1, mextr2. mextr3. mextr4, mextr5, mextr6, mextr7): Use DImode
+ for input and output operands. Fix argument 3 to gen_mextr_rl.
+ (mmul23_wl, mmul01_wl, mmulsum_wq_i): s/const_vector/parallel/
+ (msad_ubq_i, mshf4_b, mshf0_b, mshf4_l, mshf0_l, mshf4_w): Likewise.
+ (mshf0_w, fipr, ftrv): Likewise.
+ (mshfhi_l_di): Now insn_and_split. Can handle FP regs.
+
+2002-07-17 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
+
+ * arm.h (ARM_NUM_INTS, ARM_NUM_REGS, ARM_NUM_REGS2): Renamed from
+ NUM_INTS, NUM_REGS and ARM_NUM_REGS2 respectively. All uses changed.
+ * arm.c: Similarly.
+
+2002-07-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_sign_extend): Declare.
+ * config/mips/mips.h (MASK_DEBUG_H, TARGET_DEBUG_H_MODE): Remove.
+ (TARGET_SWITCHES): Remove debugh.
+ (ISA_HAS_TRUNC_W): New macro.
+ (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS if TARGET_FLOAT64.
+ (PREDICATE_CODES): Remove se_nonimmediate_operand.
+ * config/mips/mips.c (movdi_operand): Allow sign-extensions of
+ any SImode move_operand.
+ (se_nonimmediate_operand): Remove.
+ (mips_sign_extend): New.
+ (mips_move_2words): Use it for sign-extended source operands.
+ (override_options): Allow integers to be put into single FPRs.
+ (mips_secondary_reload_class): Handle integers in float registers.
+ * config/mips/mips.md (extendsidi2): Turn into a define_expand.
+ (fix_truncsfsi2, fix_truncdfsi2): Likewise.
+ (fix_truncdfsi2_insn, fix_truncdfsi2_macro): New.
+ (fix_truncsfsi2_insn, fix_truncsfsi2_macro): New.
+ (fix_truncdfdi2): Provide only a single alternative, in which the
+ integer is in a float register. Depend on TARGET_FLOAT64 rather
+ than TARGET_64BIT.
+ (fix_truncsfdi2, floatdidf2, floatdisf2): Likewise.
+ (floatsidf2, floatsisf2): Likewise, but no TARGET_FLOAT64 dependency.
+ (movdi_internal2): Don't allow the source operand to be sign-extended.
+ Add alternatives for float registers.
+ (*movdi_internal2_extend): New. Version of movdi_internal2 that
+ allows sign-extension.
+ (*movdi_internal2_mips16): Name the existing mips16 movdi pattern.
+ (movsi_internal2): Rename to movsi_internal. Add alternatives for
+ float registers. Remove TARGET_DEBUG_H_MODE test.
+ (movhi_internal1): Rename to movhi_internal. Don't check
+ TARGET_DEBUG_H_MODE. Fix transposed *d and *f source constraints.
+ (movqi_internal1): Rename to movqi_internal and remove
+ TARGET_DEBUG_H_MODE dependency.
+ (movsi_internal1, movhi_internal2, movqi_internal2): Remove.
+
+2002-07-16 Jim Wilson <wilson@redhat.com>
+
+ * toplev.c (lang_dependent_init): Create function context for
+ init_expr_once.
+
+2002-07-16 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Don't
+ --gc-sections if -r.
+ * config/cris/cris.h: Ditto.
+
+2002-07-16 Rodney Brown <rbrown64@csc.com.au>
+
+ * config/i386/i386.c (ix86_expand_int_movcc): In the case where
+ the comparison directly gives a mask suppress addition when cf is
+ zero by complementing the mask.
+
+2002-07-16 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * Makefile.in: Delete references to enquire.
+ * enquire.c: Move to contrib.
+
+2002-07-16 Stan Shebs <shebs@apple.com>
+
+ * config/darwin.h (ASM_OUTPUT_LABEL): Move to here from
+ config/rs6000/darwin.h.
+ (ASM_OUTPUT_SKIP): Ditto.
+ (TEXT_SECTION_ASM_OP): Ditto.
+ (DATA_SECTION_ASM_OP): Ditto.
+ (ASM_APP_ON): Define.
+ (ASM_APP_OFF): Define.
+ * config/rs6000/darwin.h (ASM_OUTPUT_LABEL, ASM_OUTPUT_SKIP,
+ TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Remove.
+
+ * config/darwin.c (func_name_maybe_scoped): Remove unused decl.
+ (machopic_function_base_name): Declare result to be const.
+ (machopic_non_lazy_ptr_name): Ditto.
+ (machopic_stub_name): Ditto.
+ * config/darwin-protos.h: Ditto for the prototypes.
+
+Wed Jul 17 00:22:39 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * m68hc11.c (m68hc11_reorg): Do not rebuild CFG.
+
+Wed Jul 17 00:20:48 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (prefetch): Fix for 64bit mode.
+ (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
+
+Wed Jul 17 00:19:20 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.h (MACHINE_DEPENDENT_REORG): New macro.
+ * i386.c (x86_machine_dependent_reorg): New function.
+ * i386-protos.h (x86_machine_dependent_reorg): Declare.
+
+2002-07-16 Zack Weinberg <zack@codesourcery.com>
+
+ * builtins.c (std_expand_builtin_va_start): Remove unused
+ first argument.
+ (expand_builtin_va_start): Call EXPAND_BUILTIN_VA_START and
+ std_expand_builtin_va_start with just two arguments.
+ * expr.h: Update prototypes.
+
+ * alpha-protos.h, alpha.h, alpha.c, arc-protos.h, arc.h,
+ arc.c, d30v-protos.h, d30v.h, d30v.c, i386-protos.h, i386.h,
+ i386.c, i960-protos.h, i960.h, i960.c, m88k-protos.h, m88k.h,
+ m88k.c, mips-protos.h, mips.h, mips.c, mn10300-protos.h,
+ mn10300.h, mn10300.c, pa-protos.h, pa.h, pa.c,
+ rs6000-protos.h, rs6000.h, rs6000.c, s390-protos.h, s390.h,
+ s390.c, sh-protos.h, sh.h, sh.c, sparc-protos.h, sparc.h,
+ sparc.c, stormy16-protos.h, stormy16.h, stormy16.c,
+ xtensa-protos.h, xtensa.h, xtensa.c: Remove unused first
+ argument from all implementations of EXPAND_BUILTIN_VA_START
+ and all uses of std_expand_builtin_va_start.
+
+Tue Jul 16 19:32:58 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * regrename.c (copy_value): Don't record high part copies.
+
+2002-07-16 Steve Ellcey <sje@cup.hp.com>
+
+ * gcc/config/pa/long_double.h (FIXUNS_TRUNCTFDI2_LIBCALL): New define.
+ (fixunstfdi_libfunc): Change to use FIXUNS_TRUNCTFDI2_LIBCALL.
+ * gcc/config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_udbl): New function.
+
+2002-07-16 Ian Dall <ian@sibyl.beware.dropbear.id.au>
+
+ * doc/invoke.texi (NS32K Options): Document -mieee-compare option
+
+ * config/ns32k/ns32k.md (addsi3, *frame_addr, *stack_addr): merge
+ into addsi3 using register class "x" and "y".
+
+ * config/ns32k/ns32k.md (*madddf, *maddsf, *msubdf, *msubsf):
+ "earlyclobber" constraint modifier for some alternative.
+
+ * config/ns32k/ns32k.md (tstdf, tstsf, cmpdf, cmpsf, blt, ble)
+ (*ble, *blt): Flag to indicate bCOND and sCOND should check for
+ unordered.
+ config/ns32k/ns32k.h (CC_UNORD): define corresponding mask.
+
+ * config/ns32k/ns32k.h (TARGET_IEEE_COMPARE, MASK_IEEE_COMPARE)
+ (TARGET_SWITCHES): Add -mieee-compare option.
+ (OVERRIDE_OPTIONS): 32332 is a subset of
+ 32532. Don't use IEEE_COMPARE -funsafe-math-optimizations.
+ (TARGET_SWITCHES): Fix description of bitfield option.
+ * config/ns32k/netbsd.h (TARGET_DEFAULT): Add
+ -mieee-compare option. Remove 32332 flag.
+
+2002-07-16 Steve Ellcey <sje@cup.hp.com>
+
+ * explow.c (convert_memory_address): Remove special handling
+ when POINTERS_EXTEND_UNSIGNED < 0.
+ * config/ia64.md (movsi_symbolic): New instruction for ILP32 mode.
+ (movedi_symbolic): Fix typo.
+ (load_fptr): Remove mode restriction so it works for SI and DI.
+ (load_fptr_internal1): Ditto.
+ (load_gprel): Ditto.
+ (load_symptr_internal1): Ditto.
+ (call_pic): Ditto.
+ * config/ia64.c (call_operand): Modify mode check.
+ (ia64_expand_load_address): Handle DI and SI addresses and symbols.
+ (ia64_expand_move): Ditto.
+ (ia64_assemble_integer): Handle SImode function pointers.
+ (ia64_expand_fetch_and_op): Handle SImode mem addresses.
+ (ia64_expand_op_and_fetch): Ditto.
+ (ia64_expand_compare_and_swap): Ditto.
+ (ia64_expand_lock_test_and_set): Ditto.
+ (ia64_expand_lock_release): Ditto.
+
+2002-07-16 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
+
+ * arm.c (emit_sfm): Don't set RTX_FRAME_RELATED_P on DWARF.
+
+2002-07-16 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
+ Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.h (LEGITIMATE_PIC_OPERAND_P): Only test
+ CONSTANT_POOL_ADDRESS_P if a SYMBOL_REF. Simplify logic.
+
+2002-07-16 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (stack_tie): New insn. Use an idiom that the alias code
+ understands to be a memory clobber.
+ * arm.c (arm_expand_prologue): Use it.
+
+2002-07-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * ra-rewrite.c: #include reload.h, insn-config.h
+ * ra-build.c: #include reload.h
+ * Makefile.in: Update ra-rewrite.o, ra-build.o dependencies to
+ depend on reload.h, insn-config.h.
+
+Tue Jul 16 11:57:45 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * expr.c (emit_move_insn_1): Handle arbitrary moves that are
+ the same size as a word.
+
+ * regrename.c (find_oldest_value_reg): Take WORDS_BIG_ENDIAN /
+ BYTES_BIG_ENDIAN into account.
+
+Tue Jul 16 12:22:44 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (prefetch): Fix for 64bit mode.
+ (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
+
+ * i386.md (movss, movsd): Use xorps/xorpd for Athlon.
+
+2002-07-16 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * hard-reg-set.h (TEST_HARD_REG_BIT): Return 1 if the bit is set.
+
+2002-07-15 Zack Weinberg <zack@codesourcery.com>
+
+ * ginclude/varargs.h: Replace with stub which issues #error.
+ * ginclude/stdarg.h: __builtin_stdarg_start is renamed
+ __builtin_va_start.
+
+ * builtins.def (BUILT_IN_VARARGS_START): Delete.
+ (BUILT_IN_VA_START): New.
+ * builtins.c (expand_builtin_va_start): Eliminate first
+ argument and code to implement pre-ISO varargs.
+ (std_expand_builtin_va_start): Ignore first argument; it is
+ always 1.
+ (expand_builtin): Handle BUILT_IN_VA_START and
+ BUILT_IN_STDARG_START identically. Delete
+ BUILT_IN_VARARGS_START case.
+
+ * function.c (assign_parms): Delete hide_last_arg and all
+ its uses.
+ (mark_varargs): Delete function.
+ * function.h (struct function): Delete 'varargs' bit.
+ (current_function_varargs): Delete macro.
+ * tree.h: Don't declare mark_varargs.
+
+ * c-decl.c (c_function_varargs, c_mark_varargs): Delete.
+ (c_expand_body): Don't call mark_varargs.
+ * c-objc-common.c: Handle BUILT_IN_VA_START and
+ BUILT_IN_STDARG_START identically. Delete
+ BUILT_IN_VARARGS_START case.
+ * c-tree.h: Don't declare c_mark_varargs.
+ * c-parse.in: Remove grammar rules for '&...' (which has been
+ commented out since before 2.7.2) and for '...' in K+R
+ argument declarations.
+
+ * builtins.c, function.c, integrate.c, sibcall.c,
+ config/alpha/unicosmk.h, config/arc/arc.c, config/arc/arc.h,
+ config/avr/avr.c, config/cris/cris.c, config/fr30/fr30.c,
+ config/i960/i960.c, config/i960/i960.md, config/m32r/m32r.c,
+ config/m32r/m32r.h, config/m88k/m88k.c, config/m88k/m88k.h,
+ config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
+ config/mn10300/mn10300.c, config/pa/som.h, config/s390/s390.c,
+ config/sh/sh.c, config/sh/sh.h, config/sparc/sparc.h,
+ config/stormy16/stormy16.c: Delete all references to
+ current_function_varargs, and code predicated on that flag.
+
+ * config/alpha/alpha.c (alpha_va_start),
+ config/arc/arc.c (arc_va_start),
+ config/i386/i386.c (ix86_va_start),
+ config/mips/mips.c (mips_va_start),
+ config/mn10300/mn10300.c (mn10300_va_start),
+ config/rs6000/rs6000.c (rs6000_va_start),
+ config/s390/s390.c (s390_va_start),
+ config/sh/sh.c (sh_va_start),
+ Ignore first argument; it is always 1.
+
+ * config/c4x/c4x-protos.h, config/c4x/c4x.c: Delete c4x_va_start.
+ * config/ia64/ia64-protos.h, config/ia64/ia64.c: Delete ia64_va_start.
+ * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
+ Delete m68hc11_va_start.
+ * config/c4x/c4x.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h:
+ No need to define EXPAND_BUILTIN_VA_START.
+
+ * doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi,
+ doc/trouble.texi: Remove references to GCC-provided <varargs.h>.
+
+2002-07-15 Eric Botcazou <ebotcazou@multimania.com>
+
+ PR optimization/7153
+ * regmove.c (optimize_reg_copy_3): Don't optimize if the register
+ dies in more than one insn.
+
+2002-07-15 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Remove.
+
+2002-07-15 Michael Matz <matz@suse.de>,
+ Daniel Berlin <dberlin@dberlin.org>,
+ Denis Chertykov <denisc@overta.ru>
+
+ Add a new register allocator.
+
+ * ra.c: New file.
+ * ra.h: New file.
+ * ra-build.c: New file.
+ * ra-colorize.c: New file.
+ * ra-debug.c: New file.
+ * ra-rewrite.c: New file.
+
+ * Makefile.in (ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
+ (ra-rewrite.o): New .o files for libbackend.a.
+ (GTFILES): Add basic-block.h.
+
+ * toplev.c (flag_new_regalloc): New.
+ (f_options): New option "new-ra".
+ (rest_of_compilation): Call initialize_uninitialized_subregs()
+ only for the old allocator. If flag_new_regalloc is set, call
+ new allocator, instead of local_alloc(), global_alloc() and
+ friends.
+
+ * doc/invoke.texi: Document -fnew-ra.
+ * basic-block.h (FOR_ALL_BB): New.
+ * config/rs6000/rs6000.c (print_operand): Write small constants
+ as @l+80.
+
+ * df.c (read_modify_subreg_p): Narrow down cases for a rmw subreg.
+ (df_reg_table_realloc): Make size at least as large as max_reg_num().
+ (df_insn_table_realloc): Size argument now is absolute, not relative.
+ Changed all callers.
+
+ * gengtype.c (main): Add the pseudo-type "HARD_REG_SET".
+ * regclass.c (reg_scan_mark_refs): Ignore NULL rtx's.
+
+ 2002-06-20 Michael Matz <matz@suse.de>
+
+ * df.h (struct ref.id): Make unsigned.
+ * df.c (df_bb_reg_def_chain_create): Remove unsigned cast.
+
+ 2002-06-13 Michael Matz <matz@suse.de>
+
+ * df.h (DF_REF_MODE_CHANGE): New flag.
+ * df.c (df_def_record_1, df_uses_record): Set this flag for refs
+ involving subregs with invalid mode changes, when
+ CLASS_CANNOT_CHANGE_MODE is defined.
+
+ 2002-05-07 Michael Matz <matz@suse.de>
+
+ * reload1.c (fixup_abnormal_edges): Don't insert on NULL edge.
+
+ 2002-05-03 Michael Matz <matz@suse.de>
+
+ * sbitmap.c (sbitmap_difference): Accept sbitmaps of different size.
+
+ Sat Feb 2 18:58:07 2002 Denis Chertykov <denisc@overta.ru>
+
+ * regclass.c (regclass): Work with all regs which have sets or
+ refs.
+ (reg_scan_mark_refs): Count regs inside (clobber ...).
+
+ 2002-01-04 Michael Matz <matzmich@cs.tu-berlin.de>
+
+ * df.c (df_ref_record): Correctly calculate SUBREGs of hardregs.
+ (df_bb_reg_def_chain_create, df_bb_reg_use_chain_create): Only
+ add new refs.
+ (df_bb_refs_update): Don't clear insns_modified here, ...
+ (df_analyse): ... but here.
+
+ * sbitmap.c (dump_sbitmap_file): New.
+ (debug_sbitmap): Use it.
+
+ * sbitmap.h (dump_sbitmap_file): Add prototype.
+
+ 2001-08-07 Daniel Berlin <dan@cgsoftware.com>
+
+ * df.c (df_insn_modify): Grow the UID table if necessary, rather
+ than assume all emits go through df_insns_modify.
+
+ 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
+
+ * regclass.c (reg_scan_mark_refs): When we increase REG_N_SETS,
+ increase REG_N_REFS (like flow does), so that regclass doesn't
+ think a reg is useless, and thus, not calculate a class, when it
+ really should have.
+
+ 2001-01-28 Daniel Berlin <dberlin@redhat.com>
+
+ * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP_REV): New macro, needed for
+ dataflow analysis.
+
+2002-07-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/7245
+ * config/i386/i386.c (const_int_1_31_operand): New.
+ * config/i386/i386.h (PREDICATE_CODES): Add it.
+ * config/i386/i386.md (ashlsi3_cmp, ashlsi3_cmp_zext, ashlhi3_cmp,
+ ashlqi3_cmp, ashrsi3_cmp, ashrsi3_cmp_zext, ashrhi3_cmp, ashrqi3_cmp,
+ lshrsi3_cmp, lshrsi3_cmp_zext, lshrhi3_cmp, lshrqi3_cmp): Use it.
+
+2002-07-14 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/7282
+ * config/rs6000/rs6000.md (floatsidf2): Enable for POWERPC64.
+ (floatunssidf2): Likewise.
+ (floatsidf_ppc64): New insn_and_split.
+ (floatunssidf_ppc64): Likewise.
+
+2002-07-14 Andreas Jaeger <aj@suse.de>
+
+ * config.gcc (sh64): Remove unused
+ target_requires_64bit_host_wide_int.
+
+2002-07-12 Roger Sayle <roger@eyesopen.com>
+
+ * expr.c [CLEAR_RATIO]: New macro defining the maximum number
+ of move instructions to use when clearing memory, c.f. MOVE_RATIO.
+ [CLEAR_BY_PIECES]: New macro, using CLEAR_RATIO, to determine
+ whether clear_by_pieces should be used to clear storage.
+ (clear_storage): Use CLEAR_BY_PIECES instead of MOVE_BY_PIECES.
+
+ * doc/tm.texi: Document these two new target macros.
+
+2002-07-12 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("zero_extendsidi2"): Use D_REG only for
+ the scratch register.
+ ("*movhi2_push"): Accept Z_REG because a split pattern can make use
+ of it, forbid reload to use it.
+
+2002-07-12 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (test_hard_reg_class): Fix TEST_HARD_REG_BIT
+ usage on 64-bit hosts, return value was truncated to 32 bits.
+
+Fri Jul 12 00:49:36 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * simplify-rtx.c (simplify_subreg): Handle floating point
+ CONST_DOUBLEs. When an integer subreg of a smaller mode than
+ the element mode is requested, compute a subreg with an
+ integer mode of the same size as the element mode first.
+
+Thu Jul 11 22:02:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * combine.c (try_combine): When converting a paradoxical subreg
+ to an extension, take LOAD_EXTEND_OP into account.
+
+2002-07-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config.gcc (mips-sgi-irix6*o32): New configuration.
+
+ * configure.in (libgcc_visibility): Disable for mips-sgi-irix6*o32
+ configurations.
+ * configure: Regenerate.
+
+ * config/mips/iris6-o32-as.h: New file.
+ * config/mips/iris6-o32.h: New file.
+
+ * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Define.
+ (NM_FLAGS): Define.
+ (HAVE_AS_SHF_MERGE): Undefine.
+
+ * config/mips/t-iris5-as: New file.
+ * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
+
+ * config/mips/t-iris6 (SHLIB_EXT, SHLIB_SOLINK, SHLIB_SONAME,
+ SHLIB_NAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_SLIBDIR_QUAL, SHLIB_LINK,
+ SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MAPFILES, FPBIT, DPBIT,
+ dp-bit.c, fp-bit.c): Move ...
+ * config/mips/t-iris5-6: ... here.
+ New file, shared by IRIX 5 and IRIX 6.
+ * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix6*,
+ mips-sgi-irix5*): Use it.
+
+ * config/mips/iris6.h: Remove duplicate comment.
+
+ * config/mips/mips.c (TARGET_ASM_UNALIGNED_DI_OP) [TARGET_IRIX5 &&
+ !TARGET_IRIX6]: Define.
+ (mips_asm_file_start): Don't emit mdebug.<ABI> sections on IRIX 5/6.
+
+ * config/mips/mips.h (ASM_DECLARE_FUNCTION_NAME): Fix comment.
+
+2002-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.md (adddi3): Change predicate of operand 2 to adddi3_operand
+ and delete code to force constant to register.
+ * pa-protos.h (adddi3_operand): Add prototype.
+ * pa.c (adddi3_operand): New function.
+
+2002-07-11 Roger Sayle <roger@eyesopen.com>
+
+ * c-decl.c (duplicate_decls): Preserve the noreturn attribute on
+ non-ANSI builtin functions.
+
+Thu Jul 11 11:31:12 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * rtl.h (gen_rtx_CONST_VECTOR): Declare.
+ * gengenrtl.c (special_rtx): Check for CONST_VECTOR.
+ * emit-rtl.c (gen_rtx_CONST_VECTOR): New function.
+ (gen_const_vector_0): Use it.
+
+2002-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.md (adddi3): For 32-bit targets, force constants to a register
+ if they don't fit in an 11-bit immediate. Change insn predicate to
+ arith11_operand. Remove comment.
+ * pa.c (cint_ok_for_move): Fix comment.
+ (emit_move_sequence): Don't directly split DImode constants on 32-bit
+ targets.
+
+2002-07-11 Tim Josling <tej@melbpc.org.au>
+
+ Remove front end hard coding from gengtype.c.
+
+ * Makefile.in
+ (STAGESTUFF): add gtyp-gen.h
+ (GTFILES): Remove front end specific files.
+ (GTFILES_FILES_LANGS): New, from configure..
+ (GTFILES_FILES_FILES): Likewise.
+ (GTFILES_LANG_DIR_NAMES): Likewise.
+ (GTFILES_SRCDIR): Likewise.
+ (gtyp-gen.h): Build from configure information.
+ (s-gtype): Remove command line parameters from gengtype.
+ (gengtype.o): Remove dependency on GTFILES. Depend on gtyp-gen.h.
+ (mostlyclean): Delete files generated by and for gengtype.
+
+ * c-config-lang.in: New file.
+
+ * configure.in (all_gtfiles_files_langs): New. Accumulate files
+ for each language.
+ (all_gtfiles_files_files): New. Accumulate language for each file
+ accumulated.
+ (gtfiles): Pick up value for C.
+ (srcdir): AC-SUBST this variable.
+ (all_gtfiles_files_langs): AC-SUBST this variable.
+ (all_gtfiles_files_files): AC-SUBST this variable.
+
+ * configure: Regenerate.
+
+ * gengtype-lex.l (parse_file): Make parameter const.
+
+ * gengtype.c (toplevel): include gtyp-gen.h.
+ (BASE_FILE_<language> unnamed enum): Delete.
+ (lang_names): Delete (replaced by gtyp-gen.h)
+ (lang_dir_names): From gtyp-gen.h, replaces lang_names; changed
+ all references.
+ (NUM_GT_FILES): New.
+ (NUM_LANG_FILES): New.
+ (srcdir_len): New.
+ (NUM_BASE_FILES): Change calculation.
+ (open_base_files): Change prototype to avoid warning.
+ (startswith): Delete.
+ (get_file_basename): Iterate through generated language list not
+ hard coded list.
+ (get_base_file_bitmap): Use generated list of files and languages.
+ (close_output_files): Add prototype to rmove warning.
+ (main): Iterate through list of generated files from gtyp-gen.h
+ rather than command line paramaters. Ignore duplicated file
+ names.
+
+ * gengtype.h (parse_file): Amend prototype for const parameter.
+
+ * doc/sourcebuild.texi: Document gtfiles variable.
+
+ * doc/gty.texi: Document changes to gtfiles variable for front
+ ends.
+
+ * objc/config-lang.in (gtfiles): Add files needed for objc front
+ end.
+
+2002-07-10 Roger Sayle <roger@eyesopen.com>
+
+ PR c/2454
+ * combine.c (nonzero_bits): LOAD_EXTEND_OP should only apply
+ to SUBREGs of MEMs. (num_sign_bit_copies): Likewise.
+
+2002-07-10 Roger Sayle <roger@eyesopen.com>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * builtins.def: Make the argument types of abort and exit
+ independent of the front-end.
+
+2002-07-11 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux64.h (ASM_SPEC): Define.
+
+2002-07-10 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (emit_frame_save): New.
+ (rs6000_frame_related): Replace reg2 before reg.
+ (rs6000_emit_prologue): Use emit_frame_save for saving gprs, fprs,
+ and eh_return registers.
+
+2002-07-10 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ Revert all patches for optimization of Complex .op. Real.
+ * complex_part_zero_p: Remove
+ * expand_cmplxdiv_straight: Replace complex_part_zero_p(x)
+ with x.
+ * expand_cmplxdiv_wide: Ditto.
+ * expand_binop: Ditto.
+
+2002-07-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.md: Fix two 0x80000000 constants to make them
+ negative also on 64-bit hosts.
+
+ Default to -fno-reorder-blocks when optimizing for size.
+ * config/avr/avr-protos.h (avr_optimization_options): Declare.
+ * config/avr/avr.c (avr_optimization_options): New function.
+ * config/avr/avr.h (OPTIMIZATION_OPTIONS): New.
+
+ Optimize returning from simple functions.
+ * config/avr/avr-protos.h (avr_simple_epilogue): Declare.
+ * config/avr/avr.c (avr_simple_epilogue): New function.
+ * config/avr/avr.md (return): New insn.
+
+2002-07-10 Douglas B Rupp <rupp@gnat.com>
+
+ * config/i386/i386.c (ix86_svr3_asm_out_constructor): Add
+ HAS_INIT_SECTION to protection.
+
+2002-07-10 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi (Debugging Options): Mention that -gdwarf is
+ deprecated.
+
+Wed Jul 10 19:50:03 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * combine.c (gen_lowpart_for_combine): Handle vector modes.
+ Supply non-VOID mode to simplify_gen_subreg.
+
+Wed Jul 10 18:48:55 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_init_mmx_sse_builtins): Fix thinko.
+
+2002-07-10 Jeffrey A Law <law@redhat.com>
+
+ * mn10200.c (expand_prologue): Create REG_MAYBE_DEAD notes
+ as appropriate.
+
+ * mn10200.c (expand_epilogue): Fix test to determine which scratch
+ register to use.
+
+Wed Jul 10 16:06:00 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * cse.c (cse_insn): Supply proper SUBREG_BYTE to simplify_gen_subreg.
+ Get mode from dest.
+ If simplify_gen_subreg fails, try next equivalent.
+
+2002-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * diagnostic.h: #include location.h
+ (location_t): Move definition to..
+ * location.h: ... here. New file.
+ * tree.h: #include location.h
+ (DECL_SOURCE_LOCATION): New macro.
+ (DECL_SOURCE_FILE): Use.
+ (DECL_SOURCE_LINE): Likewise.
+ (struct tree_decl): REplace filename and linenum with locus.
+ * Makefile.in (TREE_H): add location.h
+ (diagnostic.o): Depends on gt-location.h
+ (gt-location.h): Depends on s-gtype
+
+2002-07-09 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * config/rs6000/aix.h: Convert CPP_PREDEFINES to
+ TARGET_OS_CPP_BUILTINS.
+ * config/rs6000/aix31.h: Likewise.
+ * config/rs6000/aix41.h: Likewise.
+ * config/rs6000/aix43.h: Likewise.
+ * config/rs6000/aix51.h: Likewise.
+ * config/rs6000/beos.h: Likewise.
+ * config/rs6000/darwin.h: Likewise.
+ * config/rs6000/eabi.h: Likewise.
+ * config/rs6000/eabisim.h: Likewise.
+ * config/rs6000/linux.h: Likewise.
+ * config/rs6000/linux64.h: Likewise.
+ * config/rs6000/lynx.h: Likewise.
+ * config/rs6000/mach.h: Likewise.
+ * config/rs6000/rtems.h: Likewise.
+ * config/rs6000/sysv4.h: Likewise.
+ * config/rs6000/vxppc.h: Likewise.
+
+2002-07-09 Devang Patel <dpatel@apple.com>
+ * objc/objc-act.c (adjust_type_for_id_default): Fix my previous patch.
+ Do not allow ObjC objects as a parameter type for Objective-C methods.
+ My previous patch restricted 'struct' also.
+
+2002-07-09 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpperror.c (cpp_error): Default to directive_line within
+ directives here.
+ * cppexp.c (cpp_interpret_integer): Only use traditional
+ number semantics in directives.
+ * cpplib.c (prepare_directive_trad): Don't reset pfile->line.
+ (do_include_common): Similarly.
+ * cpptrad.c (scan_out_logical_line): Implement accurate
+ quoting of <> in #include.
+ * doc/cpp.texi: Update.
+
+Tue Jul 9 22:37:44 2002 Stephen Clarke <stephen.clarke@superh.com>
+ J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (sh_adjust_cost): Special handling of SHMEDIA code.
+ * sh.md (attribute issues): Replace with:
+ (attribute pipe_model). All users changed.
+ (attribute type): Change pt / ptabs to pt_media / ptabs_media.
+ All users changed.
+ (function units sh5issue, sh5fds): New.
+ (attribute is_mac_media): New.
+ (adddi3_media, subdi3_media, divsi3_i1_media, anddi3): Add type.
+ (andcdi3, iordi3, xordi3, ashldi3_media, lshrdi3_media): Likewise.
+ (ashrdi3_media, negdi_media, extendsidi2, movqi_media): Likewise.
+ (movhi_media, shori_media, movv2sf_i, jump_media): Likewise.
+ (call_media, call_value_media, sibcall_media): Likewise.
+ (casesi_jump_media, casesi_shift_media, casesi_load_media): Likewise.
+ (return_media_i, addsf3_media, subsf3_media, mulsf3_media): Likewise.
+ (mac_media, divsf3_media, floatdisf2, floatsisf2_media): Likewise.
+ (fix_truncsfdi2, fix_truncsfsi2_media, cmpeqsf_media): Likewise.
+ (cmpgtsf_media, cmpgesf_media, cmpunsf_media, negsf2_media): Likewise.
+ (sqrtsf2_media, abssf2_media, adddf3_media, subdf3_media): Likewise.
+ (muldf3_media, divdf3_media, floatdidf2, floatsidf2_media): Likewise.
+ (fix_truncdfdi2, fix_truncdfsi2_media, cmpeqdf_media): Likewise.
+ (cmpgtdf_media, cmpgedf_media,cmpundf_media, negdf2_media): Likewise.
+ (sqrtdf2_media, absdf2_media, extendsfdf2_media): Likewise.
+ (truncdfsf2_media): Likewise.
+ (movsi_media, movsi_media_nofpu, movdi_media): Use new types.
+ (movdi_media_nofpui, movdf_media, movdf_media_nofpu): Likewise.
+
+Tue Jul 9 21:39:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (PREDICATE_CODES): Add general_extend_operand and inqhi_operand.
+ * sh.c (general_extend_operand, inqhi_operand): New functions.
+ * sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): Collapse
+ alternatives using 'N' modifier. Add type.
+ (adddi3z_media): Likewise. Enable generator function generation.
+ (movdicc_false, movdicc_true, addsi3_media, subsi3_media): Use more
+ exact predicates / constraints. Add type.
+ (subsi3): Allow 0 for SHMEDIA.
+ (udivsi3_i4_media): Use match_operand for input values
+ rather than hard registers.
+ (udivsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
+ unnecessarily through hard registers. Keep copies of pseudo
+ registers outside of the libcall sequence.
+ (mulsidi3_media, umulsidi3_media): Use more exact predicates. Add type.
+ (ashlsi3_media, ashrsi3_media, lshrsi3_media): Likewise.
+ (zero_extendsidi2, zero_extendhidi2, zero_extendqidi2): Likewise.
+ (extendhidi2, extendqidi2): Likewise.
+ (andsi3_compact): Name.
+ (andcdi3): Enable generator function generation.
+ (zero_extendhisi2, zero_extendqisi2): Rename to
+ (zero_extendhisi2_compact, zero_extendqisi2_compact).
+ (extendhisi2, extendqisi2): Rename to
+ (extendhisi2_compact, extendqisi2_compact).
+ (rotldi3, rotldi3_mextr, rotrdi3, rotrdi3_mextr): New patterns.
+ (loaddi_trunc, zero_extendhisi2, zero_extendhisi2_media): Likewise.
+ (zero_extendhisi2_media+1, zero_extendqisi2): Likewise.
+ (zero_extendqisi2_media, extendhisi2, extendhisi2_media): Likewise.
+ (extendhisi2_media, extendhisi2_media+1, extendqisi2): Likewise.
+ (extendqisi2_media, extendqisi2_media+1, truncdisi2): Likewise.
+ (truncdihi2, truncdiqi2, reload_inqi, reload_inhi): Likewise.
+ (shmedia32_initialize_trampoline_big): Likewise.
+ (shmedia32_initialize_trampoline_little): Likewise.
+ (nsb, nsbsi, nsbdi, ffsdi2, ffssi2, byterev): Likewise.
+ (negdi2): Remove spurious T clobber.
+ (zero_extendhidi2+1, extendhidi2+1, extendqidi2+1): Handle TRUNCATE.
+ (movsi_media, movsi_media_nofpu): Remove spurious *k after b.
+ (movdi_media, movdi_media_nofpu, pt, ptb): Likewise.
+ (movsi_media_nofpu+2, movhi_media+1): Only do split after reload.
+ (ic_invalidate_line_media): Write back data cache before invalidating
+ instruction cache. Add type.
+ (movsf_media): Sign-extend when the destination is a general
+ purpose register. Add type.
+ (bgt_media, bge_media, bgtu_media, bgeu_media, blt_media_i): Allow 0.
+ (casesi_worker_0+1): Only increment ref count for proper label.
+ (casesi_worker_0+2): Likewise.
+
+2002-07-09 Mark Mitchell <mark@codesourcery.com>
+
+ * dwarfout.c (dwarfout_init): Warn that DWARF1 is deprecated.
+
+2002-07-09 Steve Ellcey <sje@cup.hp.com>
+
+ * gcc/except.c (expand_eh_region_end_cleanup): Change exception pointer
+ from Pmode to ptr_mode.
+ (get_exception_pointer): Ditto.
+ (connect_post_landing_pads): Ditto.
+ (dw2_build_landing_pads): Ditto.
+
+2002-07-08 Steve Ellcey <sje@cup.hp.com>
+ * gcc/c-pragma.h (add_to_renaming_pragma_list): New function.
+ * gcc/c-pragma.c (add_to_renaming_pragma_list): New function.
+ (handle_pragma_redefine_extname): Change to use new function.
+
+2002-07-08 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c (combine_simplify_rtx): Add an explicit cast
+ to avoid signed/unsigned comparison warning.
+ (simplify_if_then_else): Likewise.
+ (extended_count): Likewise.
+ (simplify_shift_const): Likewise.
+ (simplify_comparison): Likewise.
+
+2002-07-08 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md: Add imadd type. Update scheduler description
+ to use imadd as well as imul.
+ (*mul_acc_si, *madsi): Change imul alternatives to imadd.
+ (*mul_acc_di, *mul_acc_64bit_di): Likewise.
+ (*mul_sub_si): Likewise for first alternative. Change second
+ alternative from imul to multi.
+
+2002-07-07 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.c (c_common_post_options): Update prototype;
+ don't init backends if preprocessing only.
+ * langhooks-def.h (LANG_HOOKS_POST_OPTIONS): Update.
+ * langhooks.h (struct lang_hooks): Update post_options to
+ return a boolean.
+ * toplev.c (parse_options_and_default_flags, do_compile,
+ lang_independent_init): Update prototypes. Allow the
+ front end to specify that there is no need to initialize
+ the back end.
+ (general_init): Move call to hex_init here...
+ (toplev_main): ...from here. Pass flag for back end init
+ suppression.
+
+Sun Jul 7 20:38:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (PRINT_OPERAND_PUNCT_VALID_P): Allow '\''.
+ (PREDICATE_CODES): Add entries for equality_comparison_operator,
+ greater_comparison_operator and less_comparison_operator.
+ * sh.c (print_operand): Add '\'' code. Make 'o' handle
+ more operators.
+ (equality_comparison_operator): New function.
+ (greater_comparison_operator, less_comparison_operator): Likewise.
+ * sh.md (beq_media_i): Disable generator function generation.
+ Use match_operator to handle a whole class of comparisons. Add
+ modifier in output template to provide branch prediction. Add type.
+ (bgt_media_i, ble_media_i): Likewise. Allow zero operands.
+ (bne_media_i, bge_media_i, bgtu_media_i, bgeu_media_i): Delete.
+ (blt_media_i, bleu_media_i, bltu_media_i): Likewise.
+ (bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Allow zero operands.
+
+2002-07-07 Hans-Peter Nilsson <hp@bitrange.com>
+
+ Emit MMIX function prologue and epilogue as rtl.
+ * config/mmix/mmix.md ("call"): Use mmix_get_hard_reg_initial_val,
+ not unprototyped get_hard_reg_initial_val.
+ ("call_value", "nonlocal_goto_receiver"): Ditto.
+ ("return"): Make define_expand. Move real insn to...
+ ("*expanded_return"): New pattern.
+ ("prologue", "epilogue"): New define_expands.
+ * config/mmix/mmix.h (MMIX_rO_REGNUM): New macro.
+ (struct machine_function): New member in_prologue.
+ (FIRST_PSEUDO_REGISTER): Adjust for including rO as register.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS): Ditto.
+ (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Ditto.
+ (MMIX_GNU_ABI_REG_ALLOC_ORDER, REG_CLASS_CONTENTS): Ditto.
+ (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Ditto.
+ (LOCAL_REGNO): Define. Adjust comment.
+ * config/mmix/mmix.c (MMIX_CFUN_NEEDS_SAVED_EH_RETURN_ADDRESS):
+ Consider regs_ever_live[MMIX_rJ_REGNUM], not just
+ leaf_function_p.
+ (MMIX_OUTPUT_REGNO): Don't translate registers while outputting
+ the prologue.
+ (mmix_target_asm_function_prologue): Make static. Just mark that
+ the prologue is being emitted. Move guts to...
+ (mmix_expand_prologue): New function. Adjust for emitting
+ prologue as rtl. For sizes, use HOST_WIDE_INT only.
+ (mmix_target_asm_function_epilogue): Make static. Simply emit a
+ \n. Move guts to...
+ (mmix_expand_epilogue): New function. Adjust for emitting
+ epilogue as rtl. For sizes, use HOST_WIDE_INT only.
+ (mmix_target_asm_function_end_prologue): Mark that the prologue
+ has ended.
+ (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
+ (mmix_conditional_register_usage): Improve comments.
+ (mmix_local_regno): New function.
+ (mmix_emit_sp_add, mmix_get_hard_reg_initial_val): Ditto.
+ * config/mmix/mmix-protos.h (mmix_local_regno): Prototype.
+ (mmix_expand_prologue, mmix_expand_epilogue): Ditto.
+ (mmix_get_hard_reg_initial_val): Ditto.
+
+2002-07-06 Andreas Jaeger <aj@suse.de>
+
+ * toplev.c (set_fast_math_flags): Don't use ISO C style function
+ definitions.
+ * gengtype.c (open_base_files): Likewise.
+ (close_output_files): Likewise.
+ * tracer.c (find_best_predecessor): Likewise.
+ (find_best_successor): Likewise.
+ (ignore_bb_p): Likewise.
+
+2002-07-05 Roger Sayle <roger@eyesopen.com>
+
+ PR c++/7099
+ * builtin-attrs.def: Define new attribute lists for use in
+ builtins.def.
+ * builtins.def [DEF_BUILTIN]: Modify to take an additional
+ ATTRS argument, an enumerated value defined in builtin-attrs.def
+ that represents the attribute list for the builtins. Modify
+ all builtin functions to pass an appropriate attribute list.
+ Specify "abort", "exit", "_exit" and "_Exit" builtins here with
+ their required noreturn attributes.
+ * tree.h (enum_builtin_function): Ignore the additional parameter
+ to DEF_BUILTIN.
+ * builtins.c (built_in_names): Likewise.
+ * c-common.c: (builtin_function_2): Replace the "int noreturn_p"
+ argument with a tree representing the functions attribute list.
+ Pass this "attrs" argument to builtin_function. No longer handle
+ the noreturn_p processing manually.
+ (built_in_attributes): Move the definitions from builtin-attrs.def
+ before c_common_nodes_and_builtins.
+ (c_common_nodes_and_builtins): Handle the new ATTRS parameter in
+ DEF_BUILTIN, passing it to both builtin_function and the changed
+ builtin_function_2.
+
+ * doc/extend.texi: Document __builtin_abort, __builtin_exit,
+ __builtin__exit and __builtin__Exit.
+
+2002-07-05 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Avoid allocating
+ QI mode registers in soft registers.
+ ("zero_extendqihi2"): Do not take into account soft registers
+ for register allocation (use '*' constraint).
+
+2002-07-05 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("*ashlsi3"): Avoid saving y if we know
+ it is dead.
+ ("*ashrsi3"): Likewise.
+ ("*lshrsi3"): Likewise.
+
+2002-07-05 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (output_max_insn_queue_index_def): Take latencies
+ into account.
+
+2002-07-05 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md (peephole2): New peephole2 to optimize
+ address computation and memory moves.
+
+2002-07-03 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/6706
+ * dwarfout.c (output_reg_number): Fix warning message.
+ (output_bound_representation): Check SAVE_EXPR_RTL is not NULL
+ before using it.
+
+2002-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * gcc/gcc.c (asm_debug): Move initialization ...
+ (init_spec): ... here.
+
+2002-07-05 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-parse.in (extdef): Append ';'.
+ (old_style_parm_decls): Append ';'.
+
+2002-07-04 Daniel Jacobowitz <drow@mvista.com>
+
+ * configure.in: Correct typos: gcc_cv_as_gdwarf2_debug_flag to
+ gcc_cv_as_gdwarf2_flag and gcc_cv_as_gstabs_debug_flag
+ to gcc_cv_as_gstabs_flag.
+ * configure: Rebuilt.
+
+2002-07-04 Geoffrey Keating <geoffk@redhat.com>
+
+ * ggc.h (ggc_add_root): Document as obsolete.
+
+Thu Jul 4 07:58:01 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (mshfhi_b, mshflo_b, mshfhi_l, mshflo_l, mshfhi_w): Add DONE.
+ (mshflo_w): Likewise.
+
+Thu Jul 4 07:36:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * simplify-rtx.c (simplify_subreg): Reduce problem of finding
+ vector mode subregs of constants to finding integer mode
+ subregs of constants.
+ * cse.c (cse_insn): Use simplify_gen_subreg.
+ * convert.c (convert_to_integer): Don't strip a NOP_EXPR
+ From a vector mode expression of different size than the
+ target mode.
+
+2002-07-03 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/linux.h: Add #undef for SUBTARGET_CPP_SPEC.
+ * config/mips/mips.h: Remove deprecated -m<processor> options
+ and cc1_cpu_spec associated.
+ (CONSTANT_ADDRESS_P): Fix last patch.
+ (ASM_DECLARE_FUNCTION_NAME): Declare. Fix comment.
+ * config/mips/mips.md (bungt, bunge, sungt_df, sungt_sf, sunge_df,
+ sunge_sf): Remove.
+
+2002-07-03 Stan Shebs <shebs@apple.com>
+
+ * config/darwin.h (APPLE_CC): Remove, not meaningful in FSF GCC.
+ (STRINGIFY_THIS, REALLY_STRINGIFY): Remove.
+ (CPP_SPEC): Remove insertion of APPLE_CC definition.
+
+2002-07-03 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c (struct_undo): Change types of recorded substitutions
+ to be either "int" or "rtx", instead of "unsigned int" and "rtx".
+ (do_SUBST_INT): Change types of the substitution from unsigned int
+ to int, to avoid compilation warning from SUBST_INT's only caller.
+
+ (make_extraction): Add cast to avoid compilation warning.
+ (force_to_mode): Remove cast to avoid compilation warning.
+
+2002-07-03 Eric Botcazou <ebotcazou@multimania.com>
+ Jeff Law <law@redhat.com>
+
+ * i386.md (length_immediate attribute): Fix typo.
+ (length_address attribute): Likewise.
+ (modrm attribute): Set it to 0 for immediate call instructions.
+ (jcc_1 pattern): Set modrm attribute to 0.
+ (jcc_2 pattern ): Likewise.
+ (jump pattern): Likewise.
+ (doloop_end_internal pattern): Explicitly set length.
+ (leave pattern): Fix typo.
+ (leave_rex64 pattern): Likewise.
+
+2002-07-03 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (fix_truncdfsi2_internal): Ignore DImode
+ in FPR as preference.
+ (fctiwz): Same.
+ (floatdidf2, fix_truncdfdi2): Same.
+ (floatdisf2, floatditf2, fix_trunctfdi2): Same.
+ (floatditf2): Same.
+ (floatsitf2, fix_trunctfsi2): SImode in GPR.
+ (ctrdi): Remove FPR alternative and splitter.
+
+2002-07-03 Will Cohen <wcohen@redhat.com>
+
+ * config/i386/i386.c (x86_integer_DFmode_moves): Disable for PPro.
+
+Wed Jul 3 10:24:16 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * optabs.c (expand_vector_binop): Don't store using a SUBREG smaller
+ than UNITS_PER_WORD, unless this is little endian and the first unit
+ in this word. Let extract_bit_field decide how to load an element.
+ Force arguments to matching mode.
+ (expand_vector_unop): Likewise.
+
+ * simplify-rtx.c (simplify_subreg): Don't assume that all vectors
+ consist of word_mode elements.
+ * c-typeck.c (build_binary_op): Allow vector types for BIT_AND_EXPR,
+ BIT_ANDTC_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR.
+ (build_unary_op): Allow vector types for BIT_NOT_EPR.
+ * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg for
+ CONST_VECTOR.
+ * optabs.c (expand_vector_binop): Try to perform operation in
+ smaller vector modes with same inner size. Add handling of AND, IOR
+ and XOR. Reject expansion to inner-mode sized scalars when using
+ OPTAB_DIRECT. Use simplify_gen_subreg on constants.
+ (expand_vector_unop): Try to perform operation in smaller vector
+ modes with same inner size. Add handling of one's complement.
+ When there is no vector negate operation, try a vector subtract
+ operation. Use simplify_gen_subreg on constants.
+ * simplify-rtx.c (simplify_subreg): Add capability to convert vector
+ constants into smaller vectors with same inner mode, and to
+ integer CONST_DOUBLEs.
+
+2002-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-parse.in (parsing_iso_function_signature): New variable.
+ (extdef_1): New, copied from...
+ (extdef): ... here. Reset parsing_iso_function_signature.
+ (old_style_parm_decls): Reset parsing_iso_function_signature.
+ (old_style_parm_decls_1): New, copied from old_style_parm_decls.
+ Warn about ISO C style function definitions.
+ (nested_function, notype_nested_function): Reset
+ parsing_iso_function_signature.
+ (parmlist_2): Set parsing_iso_function_signature.
+
+ * doc/invoke.texi (-Wtraditional): Document new behavior.
+
+2002-07-02 Chris Demetriou <cgd@broadcom.com>
+
+ * config.gcc (mips*el-*-*): Use tm_defines to set
+ TARGET_ENDIAN_DEFAULT, rather than including mips/little.h.
+ * config/mips/little.h: Remove.
+
+2002-07-02 Devang Patel <dpatel@apple.com>
+
+ * objc/objc-act.c (adjust_type_for_id_default): Do not allow an
+ object as parameter. Prevent something like 'NSObject' to be
+ used as the type for a method argument.
+
+2002-07-03 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpptrad.c: Update comment.
+
+2002-07-02 Neil Booth <neil@daikokuya.co.uk>
+
+ * doc/cpp.texi: Update for traditional preprocessing changes.
+ * goc/cppopts.texi: Similarly.
+
+2002-07-02 Ziemowit Laski <zlaski@apple.com>
+
+ * c-parse.in (designator): Enable designated initializers if ObjC.
+ (objcmessageexpr): Remove references to objc_receiver_context.
+ * objc/objc-act.h (objc_receiver_context): Remove decl.
+ * objc/objc-act.c (objc_receiver_context): Remove.
+ (lookup_objc_ivar): Test objc_method_context instead of
+ objc_receiver_context.
+
+Tue Jul 2 18:45:45 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (print_operand, case 'N'): Allow zero vector.
+ (arith_reg_or_0_operand): Likewise.
+ (zero_vec_operand): Check for CONST_VECTOR, not PARALLEL.
+ * sh.h (CONST_COSTS): 0 has 0 cost. Check OUTER_CODE for
+ IOR, XOR, PLUS and SET and take their respective constant
+ ranges into account.
+ (PREDICATE_CODES, arith_reg_or_0_operand): Can be CONST_VECTOR.
+ * sh.md (subdi3, subdi3_media): Allow zero operand.
+ (movv8qi_i+3): Only vector that is not split is the zero vector.
+ Fix operand 3 to simplify_subreg.
+ (movv2si_i): Split alternative 1.
+ (mshfhi_l_di_rev+1): New splitter.
+
+2002-07-02 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/7029
+ * cppinit.c (cpp_handle_option): Suppress warnings with an
+ implicit "-w" for "-M" and "-MM".
+ * doc/cppopts.texi: Update.
+
+2002-07-01 Roger Sayle <roger@eyesopen.com>
+
+ * config/sh/sh.c (sh_media_init_builtins): Change use of poisoned
+ identifier "bzero" to "memset". Pass extra NULL_TREE argument to
+ builtin_function.
+
+2002-07-02 Alan Modra <amodra@bigpond.net.au>
+
+ * README.Portability: Fix typos.
+
+2002-07-01 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/7177
+ * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Correct number
+ of indirections for register inside sign-extended mem part.
+
+2002-07-01 Roger Sayle <roger@eyesopen.com>
+
+ * tree.h: Modify builtin_function interface to take an extra
+ argument ATTRS, which is a tree representing an attribute list.
+
+ * c-decl.c (builtin_function): Accept additional parameter.
+ * objc/objc-act.c (builtin_function): Likewise.
+ * f/com.c (builtin_function): Likewise.
+ * java/decl.c (builtin_function): Likewise.
+ * ada/utils.c (builtin_function): Likewise.
+ * cp/decl.c (builtin_function): Likewise.
+ (builtin_function_1): Likewise.
+
+ * c-common.c (c_common_nodes_and_builtins): Pass an additional
+ NULL_TREE argument to builtin_function. (builtin_function_2):
+ Likewise.
+ * cp/call.c (build_java_interface_fn_ref): Likewise.
+ * objc/objc-act.c (synth_module_prologue): Likewise.
+ * java/decl.c (java_init_decl_processing): Likewise.
+ * f/com.c (ffe_com_init_0): Likewise.
+
+ * config/alpha/alpha.c (alpha_init_builtins): Pass an additional
+ NULL_TREE argument to builtin_function.
+ * config/arm/arm.c (def_builtin): Likewise.
+ * config/c4x/c4x.c (c4x_init_builtins): Likewise.
+ * config/i386/i386.c (def_builtin): Likewise.
+ * config/ia64/ia64.c (def_builtin): Likewise.
+ * config/rs6000/rs6000.c (def_builtin): Likewise.
+
+2002-07-01 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ip2k/t-ip2k: Remove LIBGCC1, CROSS_LIBGCC1, and LIBGCC1_TEST.
+ * config/mips/t-isa3264: Likewise.
+ * config/mmix/t-mmix: Likewise.
+
+2002-07-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * emit-rtl.c (init_emit_once): Add missing cast to HOST_WIDE_INT.
+
+2002-07-01 Roger Sayle <roger@eyesopen.com>
+
+ PR opt/4046
+ * fold-const.c (fold) [COND_EXPR]: Simplify A ? 0 : 1 to !A,
+ A ? B : 0 to A && B and A ? B : 1 into !A || B if both A and
+ B are truth values.
+
+2002-07-01 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * config/mmix/t-mmix: Eliminate last reference to LIBGCC1_TEST.
+
+2002-07-01 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * README.Portability (Function prototypes): Give an example of
+ declaring and defining a function with no arguments.
+
+ * README.Portability (Function prototypes): Document new
+ variable-argument function macros.
+
+Mon Jul 1 19:55:17 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (langhooks.h): Include.
+ (sh_init_builtins, sh_media_init_builtins): New functions.
+ (sh_expand_builtin, arith_reg_dest,and_operand): Likewise.
+ (mextr_bit_offset, extend_reg_operand, zero_vec_operand): Likewise.
+ (sh_rep_vec, sh_1el_vec, sh_const_vec): Likewise.
+ (builtin_description): New struct tag.
+ (signature_args, bdesc): New arrays.
+ (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Undef / define.
+ (print_operand): Add 'N' modifier.
+ * sh.h (VECTOR_MODE_SUPPORTED_P): Add SHmedia vector modes.
+ (EXTRA_CONSTRAINT_U, EXTRA_CONSTRAINT_W): New macros.
+ (EXTRA_CONSTRAINT): Add 'U' and 'W' cases.
+ (CONST_COSTS): Add special case for SHmedia AND.
+ (PREDICATE_CODES): Add and_operand, arith_reg_dest,
+ extend_reg_operand, extend_reg_or_0_operand, mextr_bit_offset,
+ sh_const_vec, sh_1el_vec, sh_rep_vec, zero_vec_operand.
+ target_operand can also be const or unspec.
+ * sh.md (UNSPEC_INIT_TRAMP, UNSPEC_FCOSA UNSPEC_FSRRA): New constants.
+ (UNSPEC_FSINA, UNSPEC_NSB, UNSPEC_ALLOCO): Likewise.
+ (attribute type): Add new types.
+ (anddi3): Add splitter.
+ (movdi_const_16bit+1): Add code to handle vector constants and
+ bitmasks efficiently.
+ (shori_media): Have generator function made.
+ (movv8qi, movv8qi_i, movv8qi_i+1, movv8qi_i+2): New patterns.
+ (movv8qi_i+3, movv2hi, movv2hi_i, movv4hi, movv4hi_i): Likewise.
+ (movv2si, movv2si_i, absv2si2, absv4hi2, addv2si3, addv4hi3): Likewise.
+ (ssaddv2si3, usaddv8qi3, ssaddv4hi3, negcmpeqv8qi): Likewise.
+ (negcmpeqv2si, negcmpeqv4hi, negcmpgtuv8qi, negcmpgtv2si): Likewise.
+ (negcmpgtv4hi, mcmv, mcnvs_lw, mcnvs_wb, mcnvs_wub): Likewise.
+ (mextr_rl, mextr_lr, mextr1, mextr2, mextr3, mextr4, mextr5): Likewise.
+ (mextr6, mextr7, mmacfx_wl, mmacfx_wl_i, mmacnfx_wl): Likewise.
+ (mmacnfx_wl_i, mulv2si3, mulv4hi3, mmulfx_l, mmulfx_w): Likewise.
+ (mmulfxrp_w, mmulhi_wl, mmullo_wl, mmul23_wl, mmul01_wl): Likewise.
+ (mmulsum_wq, mmulsum_wq_i, mperm_w, mperm_w_little): LIkewise.
+ (mperm_w_big, mperm_w0, msad_ubq, msad_ubq_i, mshalds_l): Likewise.
+ (mshalds_w, ashrv2si3, ashrv4hi3, mshards_q, mshfhi_b): Likewise.
+ (mshflo_b, mshf4_b, mshf0_b, mshfhi_l, mshflo_l, mshf4_l): Likewsie.
+ (mshf0_l, mshfhi_w, mshflo_w, mshf4_w, mshf0_w, mshfhi_l_di): Likewise.
+ (mshfhi_l_di_rev, mshflo_l_di, mshflo_l_di_rev): Likewise.
+ (mshflo_l_di_x, mshflo_l_di_x_rev, ashlv2si3, ashlv4hi3): Likewise.
+ (lshrv2si3, lshrv4hi3, subv2si3, subv4hi3, sssubv2si3): Likewise.
+ (ussubv8qi3, sssubv4hi3, fcosa_s, fsina_s, fipr, fsrra_s): Likewise.
+ (ftrv): Likewise.
+
+ (fpu_switch+1, fpu_switch+2): Remove constraint.
+
+2002-07-01 Aldy Hernandez <aldyh@redhat.com>
+
+ * tree.c (build_function_type_list): Update function comment.
+ Rename first argument to return_type.
+
+2002-07-01 Neil Booth <neil@daikokuya.co.uk>
+
+ * Makefile.in: Remove all trace of tradcpp.c, tradcpp.h,
+ tradcif.y and related files.
+
+2002-07-01 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpptrad.c (skip_whitespace): Pass pointer to prior char.
+
+2002-07-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mips.h (FUNCTION_ARG_REGNO_P): Fix parentheses.
+
+2002-06-30 Devang Patel <dpatel@apple.com>
+
+ * objc/objc-act.c (finish_file): Avoid finish_objc() if
+ -fsyntax-only.
+
+Fri Jun 28 17:22:37 2002 Denis Chertykov <denisc@overta.ru>
+ Frank Ch. Eigler <fche@redhat.com>
+ Matthew Green <mrg@redhat.com>
+ Richard Henderson <rtl@redhat.com>
+ Dave Hudson <dave.hudson@ubicom.com>
+ Jeff Johnston <jjohnstn@redhat.com>
+ Alan Lehotsky <apl@alum.mit.edu>
+ Bernd Schmidt <bernds@redhat.com>
+ Graham Stott <grahams@redhat.com>
+
+ * doc/extend.texi: Add ip2k port to description of attribute
+ naked.
+ * doc/install.texi (Specific): Add ip2k description.
+ * doc/install-old.texi (Configurations): Add ip2k to possible
+ cpu types.
+ * doc/md.texi: Document ip2k constraints.
+ * config/ip2k/crt0.S: New file.
+ * config/ip2k/ip2k-protos.h: New file.
+ * config/ip2k/ip2k.c: New file.
+ * config/ip2k/ip2k.h: New file.
+ * config/ip2k/ip2k.md: New file.
+ * config/ip2k/libgcc.S: New file.
+ * config/ip2k/t-ip2k: New file.
+
+2002-06-30 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.md ("return"): New pattern.
+ * config/mmix/mmix.h (TARGET_MASK_USE_RETURN_INSN)
+ (TARGET_USE_RETURN_INSN): New macros.
+ (TARGET_DEFAULT): Include TARGET_MASK_USE_RETURN_INSN.
+ (TARGET_SWITCHES): Add -msingle-exit and -mno-single-exit.
+ * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Fix spacing.
+ (MMIX_POP_ARGUMENT): New macro.
+ (mmix_target_asm_function_prologue): When no epilogue is executed,
+ just emit a blank line. Use MMIX_POP_ARGUMENT with final POP insn.
+ (mmix_print_operand) <case '.'>: New case.
+ (mmix_print_operand_punct_valid_p): Match '.'.
+ (mmix_use_simple_return): New function.
+ * config/mmix/mmix-protos.h (mmix_use_simple_return): Prototype.
+ * doc/invoke.texi (Option Summary) <MMIX Summary>: Add
+ -msingle-exit, -mno-single-exit.
+ (MMIX Options): Ditto.
+
+2002-06-30 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix typos.
+
+2002-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gengtype.c (oprintf): Move VA_CLOSE after all fixedarg uses.
+
+2002-06-30 Alan Modra <amodra@bigpond.net.au>
+
+ * unroll.c (loop_iterations): Handle EQ loops.
+
+2002-06-29 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (ctrdi): Allocate pseudo for FPR
+ constraint in define_expand, not splitter.
+ Formatting.
+
+2002-06-29 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
+ build_function_type_list instead of build_function_type.
+
+ * config/ia64/ia64.c (ia64_init_builtins): Same.
+
+ * config/alpha/alpha.c (alpha_init_builtins): Same.
+
+ * config/rs6000/rs6000.c (altivec_init_builtins): Same.
+
+ * config/arm/arm.c (arm_init_builtins): Same.
+
+ * tree.h: Add build_function_type_list prototype.
+
+ * tree.c (build_function_type_list): New.
+
+2002-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * collect2.c (scan_prog_file): Fix typo in message.
+
+2002-06-28 Aaron Lehmann <aaronl@vitelus.com>
+
+ * fold-cont.c: Remove unused CHARMASK.
+
+2002-06-29 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/7150
+ * cppmain.c (scan_translation_unit_trad): Simplify.
+ * cppmacro.c (cpp_scan_nooutput): Handle traditional case.
+
+2002-06-29 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * config/i386/crtdll.h: Define EXTRA_OS_CPP_BUILTINS.
+ Don't use CPP_PREDEFINES.
+ * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): New.
+ Used TARGET_OS_CPP_BUILTINS in preference to CPP_PREDEFINES.
+ * config/i386/djgpp.h, config/i386/i386-coff.h,
+ config/i386/i386-interix.h, config/i386/i386-interix3.h,
+ config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mingw32.h,
+ config/i386/openbsd.h, config/i386/ptx4-i.h, config/i386/sysv3.h,
+ config/i386/uwin.h: Similarly.
+
+2002-06-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * c4x.h: (TARGET_CPU_CPP_BUILTINS): Check flag_inline_functions and
+ flag_inline_trees to enable inlining.
+
+2002-06-28 Phil Edwards <pme@gcc.gnu.org>
+
+ * configure.in (gcc_gxx_include_dir): Change to match versioned
+ C++ headers if --enable-version-specific-runtime-libs is used.
+ * configure: Regenerate.
+
+2002-06-28 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (gcse_emit_move_after): Use gen_move_insn to produce the move.
+
+2002-06-28 Stephen Clarke <stephen.clarke@superh.com>
+
+ * combine.c (combine_simplify_rtx): Pass the mode of the
+ shift count, not the shift operation when trying to simplify
+ a shift on a SHIFT_COUNT_TRUNCATED target.
+
+2002-06-28 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("*addsi3"): Use 'o' constraint to
+ avoid the auto increment addressing modes.
+ ("*subsi3"): Likewise.
+ (split for add/sub on address): For 68HC12 push the value on
+ the stack and do the operation with a pop.
+
+2002-06-28 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpplib.c (_cpp_handle_directive): Move #define-specific
+ code to the #define handler...
+ (do_define): ...here.
+ (lex_macro_node): No longer a need to check for comments here.
+
+2002-06-28 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Define.
+ * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
+ Declare.
+ * config/m68hc11/m68hc11.c (m68hc11_optimization_options): New,
+ do not reorder basic blocks at the end when optimizing for size.
+
+2002-06-28 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (autoinc_mode): New function.
+ (m68hc11_make_autoinc_notes): New function.
+ (m68hc11_split_move): Be very cautious when spliting a move with
+ auto increment/decrement modes because this may result in incompatible
+ directions; add REG_INC notes to the resulting insn for CSE reg.
+
+2002-06-28 Stephane Carrez <Stephane.Carrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (register_indirect_p): For 68HC12 a constant
+ can be a valid address.
+
+2002-06-28 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c: Remove unusued variables from last
+ patch.
+
+2002-06-27 Aldy Hernandez <aldyh@redhat.com>
+
+ Revert:
+ * config/rs6000/rs6000.c (rs6000_override_options): Move
+ *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
+
+2002-06-27 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (altivec_expand_builtin): Move
+ lvx/stv/dst builtins...
+ (altivec_expand_ld_builtin): ...to here.
+ (altivec_expand_st_builtin): ...here.
+ (altivec_expand_dst_builtin): ...and here (respectively).
+
+2002-06-28 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment.
+
+2001-06-08 Bernd Schmidt <bernds@redhat.com>
+
+ * emit-rtl.c (gen_lowpart_common): Don't create paradoxical FLOAT_MODE
+ subregs.
+ * recog.c (general_operand, register_operand): Disallow them.
+
+2002-06-28 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/7138
+ * cpplib.c (_cpp_handle_directive): Do traditional
+ preparation after setting state.angled_headers.
+ * cpptrad.c (scan_out_logical_line): Fix potential
+ quote bug.
+
+2002-06-27 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Move
+ *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
+
+2002-06-27 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.md: Give "*xxx" names to all unnamed insn's.
+ (*lsiu, *ssiu, movstrsi_internal, zero_cost_loop_start,
+ zero_cost_loop_end): Remove unnecessary "parallel" from insns.
+
+2002-06-27 Roger Sayle <roger@eyesopen.com>
+
+ * config/d30v/d30v.h: Remove commented out STACK_REGS #defines.
+ * config/stormy16/stormy16.h: Likewise.
+
+ * config/stormy16/stormy16.h (CUMULATIVE_ARGS): Replace typedef
+ with #define.
+
+2002-06-26 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Binaries): Add Sinix/Reliant Unix. Move
+ Hitachi entry. Make punctuation more consistent.
+
+2002-06-27 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * doc/install.texi: Change ` bit' to `-bit'.
+ * doc/md.texi: Change `-bits' to `-bit'.
+ * doc/tm.texi: Change `-bits' to ` bits'.
+
+2002-06-27 Daniel Berlin <dberlin@dberlin.org>
+
+ * gcse.c (hoist_code): Rewrite to only get list of dominated
+ blocks once per BB. Also fix reversed test (by removing need for
+ the test at all).
+
+2002-06-27 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpphash.h (_cpp_set_trad_context): Remove.
+ * cpplib.c (prepare_directive_trad): Do nothing for #define.
+ (cpp_push_buffer, _cpp_pop_buffer): Don't call _cpp_set_trad_context.
+ * cpptrad.c: Update comments.
+ (_cpp_read_logical_line_trad): Let scan_logical_line handle
+ updating the current context.
+ (scan_logical_line): Update the current context.
+ (_cpp_create_trad_definition): Similarly.
+ (_cpp_set_trad_context): Remove.
+
+2002-06-27 Neil Booth <neil@daikokuya.co.uk>
+
+ PR preprocessor/7070
+ * c-lex.c (cb_def_pragma): Don't try to spell CPP_EOF.
+
+2002-06-26 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa-protos.h (xtensa_return_addr): Declare.
+ config/xtensa/xtensa.c (xtensa_return_addr): New function.
+ config/xtensa/xtensa.h (RETURN_ADDR_RTX): Use xtensa_return_addr.
+ config/xtensa/xtensa.md (fix_return_addr): New pattern.
+
+2002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mips.c (coprocessor_operand, coprocessor2_operand,
+ symbolic_operand): Move prototypes from here...
+ * mips-protos.h (coprocessor_operand, coprocessor2_operand,
+ symbolic_operand): ...to here.
+
+Wed Jun 26 16:32:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config/sh/crt1.asm: remove _stack label definition
+ and sentinel value.
+
+2002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * varasm.c: Include real.h before output.h.
+
+2002-06-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Revert change to
+ check for TARGET_ALTIVEC.
+
+2002-06-26 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * config.gcc (vax-*-vms*): Make obselete.
+
+2002-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gcc.c (warn_std): Delete.
+
+2002-06-25 Loren J. Rittle <ljrittle@acm.org>
+
+ * doc/extend.texi: Fix formatting of last checkin.
+
+2002-06-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Remove leading
+ underscore from __IEEE_FP and __IEEE_FP_INEXACT.
+
+2002-06-25 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
+ discrepancies from motorola's documentation.
+
+Tue Jun 25 21:51:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * optabs.c (expand_vector_binop, expand_vector_unop): Don't assume
+ GET_MODE_UNIT_SIZE (mode) == UNITS_PER_WORD.
+
+ * config/sh/lib1funcs.asm (udivdi3): Make first divide step
+ produce a 32 bit result before normalization, then normalize with a
+ left shift. Compute approximative error of 2nd reciprocal
+ approximation in 2's complement. Fix mask generation from upper
+ longword of second divide stage result.
+ For large divisor, fix shift count used to truncate first stage
+ divide result; make decision if to adjust upwards based on comparison
+ of higher parts of normalized values.
+ (udivdi): Likewise. Undo normalization of result for large divisor
+ case.
+
+2002-06-25 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.md: Change \\{t,n} to \{t,n}.
+
+2002-06-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpplib.c (do_include_common): Revert to correct line number
+ if -traditional.
+ * cpptrad.c (scan_out_logical_line): Treat null directive as
+ white space. Invlidate MI optimization for non-whitespace
+ text outside a directive.
+
+2002-06-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (SHELL): Set to @SHELL@.
+ * fixinc/Makefile.in (SHELL): Likewise.
+
+ * mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2,
+ fixuns_truncsfsi2, fixuns_truncsfdi2): Avoid automatic aggregate
+ initialization.
+
+2002-06-24 Jeff Law <law@redhat.com>
+
+ * flow.c (propagate_one_insn): When removing an insn
+ with a REG_LIBCALL note but not the entire libcall sequence,
+ delete the associated REG_RETVAL note.
+
+Mon Jun 24 21:05:09 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * lib1funcs.asm (sdivsi3): Add optimized SH64 implementations.
+ (udivsi3): Likewise. Rewrite SH1 implementation.
+ (udivdi3, divdi3, umoddi3, moddi3): New SHmedia functions.
+ * sh.md (R20_REG, R21_REG, R22_REG, R23_REG, FR23_REG): New constants.
+ (udivsi3_i1_media, divsi3_i1_media): Fix clobber list.
+ * config/sh/t-sh64 (LIB1ASMFUNCS): (_udivdi3, _divdi3, _umoddi3): Add.
+ (_moddi3): Likewise.
+
+ * lib1funcs.asm (ic_invalidate): Add data cache line writeback.
+
+ * sh.h (FUNCTION_ARG_ADVANCE): Take SHCOMPACT_FORCE_ON_STACK
+ arguments into account for stack_regs.
+
+2002-06-24 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * doc/extend.texi: Change `@dots{}' to `/* @r{@dots{}} */'
+ in examples.
+
+2002-06-24 Art Haas <ahaas@neosoft.com>
+
+ * doc/extend.texi (Other Builtins): Change `...' to `@dots{}'.
+ * doc/tm.texi (Frame Layout): Likewise.
+
+2002-06-20 Steve Ellcey <sje@cup.hp.com>
+
+ * gcc/config.gcc (ia64*-*-hpux*): Set use_collect2 to no.
+ Set float_format to i128.
+
+2002-06-24 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.c (INIT_TARGET_OPTABS): If ARCH64, set the
+ 32-bit ABI libfuncs to NULL.
+
+ * config/sparc/sparc.md: Use define_insn_and_split. Use braced
+ strings instead of quoted strings for code blocks.
+
+ * expmed.c (expand_divmod): Do not set optab1/optab2 to the shift
+ optabs if op1 is const0_rtx.
+
+ * Makefile.in (GTFILES): Add basic-block.h
+ * basic-block.h (label_value_list, tail_recursion_label_list):
+ Mark with GTY.
+
+2002-06-24 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpptrad.c (scan_out_logical_line): Check recursing only when
+ we know we have a macro invocation in the function-like case.
+ Only call _cpp_handle_directive if we know we have a good
+ directive, or we want to reject a bad directive.
+
+2002-06-24 Alan Modra <amodra@bigpond.net.au>
+
+ * doloop.c (doloop_valid_p): Correct comment.
+ (doloop_modify_runtime <abs_inc != 1>): Simplify.
+ (doloop_modify_runtime <do-while>): Don't emit code when NE.
+
+Thu Jun 20 00:26:53 2002 Denis Chertykov <denisc@overta.ru>
+
+ * config.gcc: Add support for ip2k.
+
+2002-06-23 Jan Hubicka <jh@suse.cz>
+ Jeff Law <law@redhat.com>
+
+ * function.h (struct emit_status): Clarify potential contents
+ of regno_reg_rtx array.
+ * integrate.c (copy_rtx_and_substitute): Update comments. Make
+ sure entry in regno_reg_rtx is a REG before checking REG_POINTER.
+
+ * reg-stack.c (convert_regs_exit): Push the registers to stack in
+ proper order.
+
+2002-06-22 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR middle-end/6963
+ * function.c (assign_stack_temp_for_type): Do not return
+ the same MEM rtx for multiple uses of a stack slot.
+
+2002-06-22 David S. Miller <davem@redhat.com>
+
+ PR target/6841 target/6770 target/6719
+ * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Return
+ NO_REGS for constant X when CLASS is GENERAL_OR_FP_REGS or
+ GENERAL_OR_EXTRA_FP_REGS.
+
+2002-06-22 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpptrad.c (struct fun_macro): Add line number.
+ (scan_out_logical_line): Set it, and use it to report unterminated
+ macro invocations.
+
+2002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * genautomata.c (copy_node, VLA_PTR_CREATE, VLA_PTR_EXPAND,
+ VLA_PTR_ADD, VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD,
+ DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL, DECL_PRESENCE,
+ DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV, REGEXP_UNIT,
+ REGEXP_RESERV, REGEXP_SEQUENCE, REGEXP_REPEAT, REGEXP_ALLOF,
+ REGEXP_ONEOF, check_name): Const-ify.
+
+2002-06-21 Matt Thomas <matt@3am-software.com>
+
+ * config/vax/vax.c (vax_output_function_prologue): Use
+ REGISTER_PREFIX. Fix some indentation.
+ * config/vax/vax.h (FUNCTION_PROFILER): Use reg_names[].
+ (VAX_ISTREAM_SYNC): Define.
+ (INITIALIZE_TRAMPOLINE): Use VAX_ISTREAM_SYNC. Move the
+ i-stream sync to the end.
+ (REGISTER_PREFIX): Define as "".
+ (ASM_OUTPUT_MI_THUNK): Use REGISTER_PREFIX.
+
+2002-06-21 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (ns32k-*-netbsd*): Remove from list of obsolete
+ configurations.
+
+2002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * tree.c (tree_node_kind, tree_node_counts, tree_node_sizes,
+ tree_node_kind_names): Wrap in GATHER_STATISTICS macro.
+
+2002-06-21 Matt Thomas <matt@3am-software.com>
+
+ * config/vax/netbsd.h: Adjust a comment.
+ (TARGET_DEFAULT): Redefine as 0.
+
+2002-06-21 Richard Henderson <rth@redhat.com>
+
+ * bb-reorder.c (make_reorder_chain_1): Search harder for the
+ vax casesi fallthru edge.
+ * cfglayout.c (cleanup_unconditional_jumps): Use
+ redirect_edge_succ_nodup. Do not delete ADDR_VEC insns as dead.
+ * cfgrtl.c (force_nonfallthru_and_redirect): Place redirection
+ block after ADDR_VEC.
+
+2002-06-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
+
+2002-06-21 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpperror.c (cpp_error): For traditional CPP, default to
+ diagnostics on pfile->line.
+ * cpplib.c (prepare_directive_trad): Set line number for
+ diagnostics for #define too.
+ * cpptrad.c (skip_whitespace): Skip comments properly.
+ (_cpp_expansions_different_trad): Initialize quote2.
+
+2002-06-21 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.md: Change GNU CC to GCC in file header comment.
+ * config/mmix/mmix.h: Ditto.
+ * config/mmix/mmix-protos.h: Ditto.
+ * config/mmix/mmix.c: Ditto. Fix typo in comment.
+ * config/mmix/mmix-modes.def: Change GNU CC to GCC in file header
+ comment. Comment extra CC modes.
+
+2002-06-20 Jan Hubicka <jh@suse.cz>
+
+ * cfglayout.c (scope_to_insns_initialize): Call set_block_levels.
+ (scope_to_insns_finalize): Do not call set_block_levels; handle
+ sequences.
+ (choose_inner_scope): New.
+ * rtl.h (choose_inner_scope): Declare.
+
+2002-06-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-protos.h (pa_asm_output_mi_thunk): Change third argument to
+ HOST_WIDE_INT.
+ * pa.c (pa_asm_output_mi_thunk): Likewise.
+ (n_deferred_plabels): Change type to size_t.
+ (output_deferred_plabels, output_call): Use size_t instead of int.
+
+2002-06-20 Richard Henderson <rth@redhat.com>
+
+ PR target/4041
+ * config/m68k/m68k.md (zero_extendsidi2): Create expander; duplicate
+ pattern and adjust constraints for coldfire.
+
+2002-06-20 Richard Henderson <rth@redhat.com>
+
+ * explow.c (probe_stack_range): Use gen_rtx_fmt_ee.
+
+2002-06-20 Chris Demetriou <cgd@broadcom.com>
+
+ * config.gcc (mipsisa64-*-elf*, mipsisa64el-*-elf*): New targets.
+
+2002-06-20 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.h (ISA_HAS_FP4): Fix comment to reflect use.
+
+2002-06-20 Stan Shebs <shebs@apple.com>
+
+ * dominance.c: Include errors.h instead of error.h.
+
+2002-06-20 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppexp.c (cpp_interpret_integer): Don't force traditional
+ numbers to be unsigned.
+ * cpplib.c (prepare_directive_trad): Set line number for
+ diagnostics.
+ * cpptrad.c (scan_out_logical_line): Continue scanning out
+ at start of buffer.
+ * gcc.c (trad_capable_cpp): Use cc1 always.
+
+2002-06-20 Jeffrey Law <law@redhat.com>
+
+ * i386.h (TARGET_DEFAULT): Do not turn on frame pointer
+ elimination in leaf functions by default yet.
+
+2002-06-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * combine.c (make_extraction): Reapply to the argument of an ASHIFT.
+
+2002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/sparc/t-crtfm (crtfastmath.o): Prefix with $(T) for
+ multilibs.
+ * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
+ Fixes PR other/6836.
+
+Thu Jun 20 19:42:21 CEST 2002 Jan Hubicka <jh@suse.cz>
+ Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
+
+ Mon Jun 10 20:42:34 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h: Do not include et-forest.h
+ (dominance_info): Declare as struct dominance-info.
+ * cfglayout.c (cleanup_unconditional_jumps): Remove the edge before
+ deleting block.
+ * dominance.c (struct dominance_info): Define.
+ (BB_NODE, SET_BB_NODE): New macros.
+ (bb_hash_func, bb_eq_func): Kill.
+ (calculate_dominace_info, free_dominacne_info, set_immediate_dominator,
+ nearest_common_dominator, dominated_by_p, recount_dominator,
+ add_to_dominance_info, delete_from_dominance_info): update for new
+ representation.
+ (get_dominated_by, redirect_immediate_dominators): Rewrite using
+ enumerate_sons.
+ * ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap,
+ find_if_case_1, find_if_case_2): Remove killed blocks from dominance
+ structure.
+
+ * et-forest.h: Update copyright; revamp all function to operate on
+ nodes
+ (et_forest_value): Kill.
+ (et_forest_enumerate_sons, et_forest_node_value): New.
+ * et-forest.c: Update copyright.
+ * et-forest.h: Update copyright; revamp all function to operate on
+ nodes
+ (et_forest_value): Kill.
+ (et_forest_enumerate_sons, et_forest_node_value): New.
+
+ Thu Jun 6 22:43:43 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h: Inlude et-forest.h
+ (basic_block_def): Kill dominator.
+ (dominance_info): New type.
+ (loops): Use dominace_info.
+ (dominace handling functions): Take dominace_info as argument
+ instead of bitmaps.
+ (create_preheader): Likewise.
+ * cfg.c (entry_exit_blocks): Kill dominator.
+ (dump_flow_info): Do not dump dominators.
+ * cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from
+ dominators.
+ * cfgloop.c (flow_pre_header_find): Use dominacne_info.
+ (flow_loops_pre_header_scan, make_forwarder_block,
+ canonicale_loop_headers, flow_loops_find): Likewise.
+ * dominance.c: Include error.h
+ (idoms_to_doms): Kill.
+ (bb_hash_func, bb_eq_func): New static functions.
+ (debug_dominace_info): New global function.
+ (calculate_dominance_info): Use new et forest structure.
+ (free_dominace_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_dominace_info,
+ delete_from_dominance_info): New global functions.
+ * gcse.c (domnators): CHange to dominance_info.
+ (alloc_hoist_mem): Do not alloc dominators
+ (free_code_hoist_mem): Use free_dominance_info.
+ (compute_code_hoist_data): Use dominance_info.
+ (hoist_code): Likewise.
+ * ifcvt.c (post_dominators): Likewise.
+ (find_if_case_2, if_convert): Likewise.
+ * predict.c (process_note_predictions, process_note_prediction,
+ estimate-probability): Likewise.
+ * sched-rgn.c (find_rgns, init_regions): Likewise.
+ * ssa-dce.c (find_all_control_dependences, fint_control_depemndence,
+ find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise.
+ * ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers,
+ find_evaluations, convert_to_ssa): Likewise.
+ * ssa.h (compute_dominance_frontiers): Likewise.
+
+ Thu Jun 6 22:57:34 CEST 2002 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (et-forest.c): Add.
+ * et-forest.c: New file.
+ * at-forest.h: New file.
+
+2002-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-decl.c (c_decode_option): Use ARRAY_SIZE in lieu of explicit
+ array size calculation.
+ * gengtype.c (NUM_BASE_FILES, create_file, write_gc_root):
+ Likewise.
+
+ * diagnostic.c (diagnostic_kind_text): Const-ify.
+ * gengtype.c (lang_names): Likewise.
+
+Thu Jun 20 17:25:29 CEST 2002 JAn HUbicka <jh@suse.cz>
+
+ * combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
+
+2002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/sol2.h: New file.
+ * config.gcc (i?86-*-solaris2*): Include it before i386/sol2.h.
+ (sparc64-wrs-vxworks*): Include it before sparc/sol2.h.
+ (sparc-*-chorusos*): Likewise.
+ (sparc-*-elf*): Likewise.
+ (sparc-*-rtems*, sparc-*-rtemself*): Likewise.
+ (sparc64-*-solaris2*, sparcv9-*-solaris2*): Likewise.
+ (sparc-hal-solaris2*): Likewise.
+ (sparc-*-solaris2*): Likewise.
+ (sparclite-*-elf*): Likewise.
+ (sparc86x-*-elf*): Likewise.
+ (sparc64-*-elf*): Likewise.
+
+ * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Moved to
+ config/sol2.h.
+ (ASM_SPEC): Override config/sol2.h version for now.
+ Removed obsolete GAS_REJECTS_MINUS_S variant.
+ (WINT_TYPE, WINT_TYPE_SIZE): Moved to config/sol2.h.
+ (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
+ (TARGET_OS_CPP_BUILTINS): Likewise.
+ Assert system=unix.
+ (CPP_SPEC): Simplified using new CPP_SUBTARGET_SPEC.
+ (LIB_SPEC, ENDFILE_SPEC, STARTFILE_SPEC, LINK_SPEC): Moved to
+ config/sol2.h.
+ (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
+ (ASM_CPU_SPEC): Define.
+ (SUBTARGET_EXTRA_SPECS): Define.
+
+ * config/sparc/sol2-bi.h (LONG_DOUBLE_TYPE_SIZE): Removed, already
+ in config/sparc/sol2.h.
+ (ASM_SPEC): Moved to config/sol2.h.
+ (CPP_CPU_SPEC): Simplified.
+ (STARTFILE_SPEC32): Likewise, renamed to STARTFILE_ARCH32_SPEC for
+ consistency.
+ (STARTFILE_SPEC64): Renamed to STARTFILE_ARCH64_SPEC.
+ (STARTFILE_ARCH_SPEC): Use new names STARTFILE_ARCH32_SPEC,
+ STARTFILE_ARCH64_SPEC.
+ (STARTFILE_SPEC): Moved to config/sol2.h
+ (SUBTARGET_EXTRA_SPECS): Add startfile_arch.
+ (LINK_ARCH32_SPEC): Moved to config/sol2.h.
+ (LINK_ARCH64_SPEC): Simplified.
+ (LINK_ARCH_SPEC): Redefined config/sol2.h version for 64-bit support.
+ (LINK_SPEC): Moved to config/sol2.h
+
+ * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Moved to
+ config/sol2.h.
+ Use BITS_PER_WORD for size.
+ (WINT_TYPE, WINT_TYPE_SIZE): Likewise.
+ (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
+ (CPP_PREDEFINES): Removed OS-specific part handled by
+ TARGET_OS_CPP_BUILTINS.
+ (CPP_SUBTARGET_SPEC): Moved to config/sol2.h.
+ (CPLUSPLUS_CPP_SPEC): Removed, handled by TARGET_OS_CPP_BUILTINS.
+ (ASM_SPEC): Moved to config/sol2.h.
+ (PREFERRED_DEBUGGING_TYPE): Likewise.
+ (STARTFILE_SPEC, LIB_SPEC, LINK_SPEC): Likewise.
+ (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
+ (TARGET_DEFAULT): Reordered to match config/sparc/sol2-bi.h version.
+ (TRANSFER_FROM_TRAMPOLINE): Moved to config/sol2.h
+
+ * config.gcc (i?86-*-solaris2*): Removed obsolete gas support.
+ * config/i386/sol2gas.h: Removed.
+
+Thu Jun 20 12:14:01 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
+
+2002-06-16 Aldy Hernandez <aldyh@redhat.com>
+
+ * gcc.c-torture/execute/simd-1.c: New.
+
+ * gcc.dg/simd-1.c: New.
+
+ * doc/extend.texi (Vector Extensions): Document that we can
+ specify simd types not specifically supported by the hardware.
+ Document that simd types can be used as function arguments.
+ Document that signness does make a difference in SIMD types.
+ Misc cleanups and revisions to the vector extensions section.
+
+ * simplify-rtx.c (simplify_subreg): Simplify subregs of vector
+ constants.
+
+ * expr.c (vector_mode_valid_p): New.
+
+ * expr.h: Add vector_mode_valid_p.
+
+ * defaults.h (VECTOR_MODE_SUPPORTED_P): Set default.
+
+ * c-common.c (type_for_mode): Always build vector nodes regardless
+ of VECTOR_MODE_SUPPORTED_P.
+ (handle_mode_attribute): Error if we can't emulate a nonexisting
+ vector mode.
+ (handle_vector_size_attribute): Same.
+
+ * optabs.c (expand_binop): Open-code vector operations.
+ (expand_unop): Open-code vector unops.
+ (expand_vector_binop): New.
+ (expand_vector_unop): New.
+
+ * c-typeck.c (build_binary_op): Allow vectors in binops.
+ Allow vectors in conditional operatiors.
+ (build_unary_op): Allow vectors in unary minus.
+
+ * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Conditionalize on
+ TARGET_ALTIVEC.
+
+2002-05-20 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (c_common_get_alias_set): Correctly handle characters.
+ Rearrange order of expressions; don't handle vectors here.
+ * alias.c (get_alias_set): Let vectors match their components.
+
+2002-06-19 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.c (mips_emit_prefetch): Use hints which
+ match desired locality.
+
+2002-06-19 Dhananjay R. Deshpande <dhananjayd@kpit.com>
+
+ * config/h8300/h8300.c (TARGET_INSERT_ATTRIBUTES): Define.
+ (h8300_insert_attributes): New.
+
+2002-06-19 Akim Demaille <akim@epita.fr>
+
+ * c-parse.in (initelt: identifier ':' initval): Add an empty
+ action to fix a type clash.
+ (aliasdecl, classdef): Add the missing closing `;'.
+ Whitespace changes.
+ * gengtype-yacc.y (typedef_struct): Add an empty action to preevnt
+ $$ = $1 type clashes.
+
+2002-06-19 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c (symbol_operand): New function.
+ (mips_emit_prefetch): Ditto.
+ * config/mips/mips-protos.h: Define.
+ * config/mips/mips.h (ISA_HAS_PREFETCH): Define.
+ (CONSTANT_ADDRESS_P): Adjust, use TARGET_GAS.
+ (LEGITIMIZE_ADDRESS): Ditto.
+ * config/mips/mips.md (prefetch, prefetch_si_address,
+ prefetch_si, prefetch_di_address, prefetch_di): New patterns.
+
+2002-06-19 Eric Christopher <echristo@redhat.com>
+
+ * config/fp-bit.h: Add unordered defines for gofast.
+
+2002-06-19 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON,
+ DECL_EXCL, DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV,
+ DECL_INSN_RESERV, REGEXP_UNIT, REGEXP_RESERV, REGEXP_SEQUENCE,
+ REGEXP_REPEAT, REGEXP_ALLOF, REGEXP_ONEOF): New macros with
+ checking and without it.
+ (decl_name, decl_mode_check_failed, regexp_name,
+ regexp_mode_check_failed): New functions.
+ (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
+ gen_presence_set, gen_absence_set, gen_automaton,
+ gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
+ gen_regexp_sequence, gen_reserv, gen_insn_reserv,
+ automaton_decl_hash, automaton_decl_eq_p): Use the macros.
+ (find_automaton_decl): Ditto. Set up mode of work_automaton_decl.
+ (insn_decl_hash, insn_decl_hash, insn_decl_eq_p): Use the macros.
+ (find_insn_decl): Ditto. Set up mode of work_insn_decl.
+ (decl_hash, decl_eq_p): Use the macros.
+ (find_decl): Ditto. Set up mode of work_decl.
+ (process_excls, process_presence_absence, process_decls,
+ check_automaton_usage, process_regexp, process_regexp_decls,
+ check_usage, loop_in_regexp, check_loops_in_regexps,
+ process_regexp_cycles, add_advance_cycle_insn_decl,
+ initiate_states, initiate_excl_sets,
+ initiate_presence_absence_sets, copy_insn_regexp, transform_1,
+ transform_2): Use the macros.
+ (transform_3): Ditto. Check mode before making transformations of
+ ALLOF.
+ (regexp_transform_func, transform_insn_regexps,
+ process_unit_to_form_the_same_automaton_unit_lists,
+ form_the_same_automaton_unit_lists_from_regexp,
+ form_the_same_automaton_unit_lists,
+ process_seq_for_forming_states, process_alts_for_forming_states,
+ create_alt_states, form_ainsn_with_same_reservs, make_automaton,
+ form_arcs_marked_by_insn, NDFA_to_DFA, set_new_cycle_flags,
+ estimate_one_automaton_bound, compare_max_occ_cycle_nums,
+ units_to_automata_heuristic_distr, create_ainsns,
+ units_to_automata_distr, create_automata): Use the macros.
+ (form_regexp): Ditto. Fix typo in access to fields of ALLOF.
+ (longest_path_length, min_issue_delay_pass_states,
+ output_dead_lock_vect, output_tables, output_insn_code_cases,
+ output_internal_insn_latency_func, output_print_reservation_func,
+ output_description, output_automaton_units, generate): Use the
+ macros.
+ (make_insn_alts_attr): Ditto. Check case when there are not
+ alternatives in the reservation.
+ (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr,
+ make_bypass_attr, form_important_insn_automata_lists,
+ expand_automata): Use the macros.
+
+2002-06-20 Tim Josling <tej@melbpc.org.au>
+
+ * Makefile.in: Clean up code to check for misspecified languages
+ in enable-languages.
+
+2002-06-19 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * cpptrad.c (_cpp_replacement_text_len): initialize len.
+
+2002-06-19 Jason Merrill <jason@redhat.com>
+
+ * Makefile.in (unstrap, restrap): New targets.
+ (bootstrap): Mention restrap.
+
+2002-06-19 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * except.c (ehl_free): Remove.
+
+ * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Correct misnamings of
+ builtin_define and builtin_define_std.
+
+2002-06-19 Ian Dall <ian@sibyl.beware.dropbear.id.au>
+
+ * config/ns32k/ns32k.md: Give "*xxx" names to all unnamed insn's.
+ (sCOND): Restrict operand class so that gcc knows how to reload them.
+ (bitfield_set): Merge two unnamed insn's using alternatives.
+ (call_value): Remove constraint on unused uperand.
+ (udivmodhi4, udivmodsi4, udivmoddihi4_internal): Remove.
+ (udivmoddiqi4_internal, udivmoddihi4, udivmoddiqi4): Remove.
+
+ * longlong.h (count_trailing_zeros): Escape newline and beautify.
+
+2002-06-19 Mark Mitchell <mark@codesourcery.com>
+
+ * Makefile.in (QMTEST_DIR): Simplify definition.
+
+2002-06-19 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/d30v/d30v.h (CUMULATIVE_ARGS): Replace typedef with
+ #define.
+
+2002-06-19 Neil Booth <neil@daikokuya.co.uk>
+
+ * cpphash.h (struct cpp_reader): Make date and time strings.
+ (_cpp_builtin_macro_text, _cpp_copy_replacement_text,
+ _cpp_replacement_text_len): New.
+ * cppinit.c (cpp_create_reader): Update.
+ (init_builtins): Register appropriate builtins for -traditional-cpp.
+ * cppmacro.c (new_number_token): Remove.
+ (_cpp_builtin_macro_text): New.
+ (builtin_macro): Use it.
+ (cpp_macro_definition): Update to handle traditional macros.
+ * cppmain.c (cb_line_change): Don't do column positioning for
+ traditional output.
+ * cpptrad.c (enum ls): Rename ls_fun_macro to ls_fun_open. New
+ state ls_fun_close.
+ (skip_whitespace): Fix.
+ (maybe_start_funlike): Don't set state.parsing_args.
+ (scan_out_logical_line): Remove duplicate error. Use lex_state
+ rather than state.parsing_args.
+ (push_replacement_text): Handle builtins.
+ (_cpp_replacement_text_len, _cpp_copy_replacement_text): New.
+
+2002-06-18 Hans-Peter Nilsson <hp@axis.com>
+ Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config/fp-bit.c (_fpmul_parts, _fpdiv_parts): Mark with
+ attribute __always_inline__.
+
+2002-06-18 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (FUNCTION_PROFILER): Respect flag_pic
+ when generating the call to _mcount.
+ (NO_PROFILE_COUNTERS): Define.
+
+2002-06-18 Richard Henderson <rth@redhat.com>
+
+ * print-rtl.c (print_rtx): Adjust NOTE argument numbers for
+ 2002-06-02 change.
+
+Tue Jun 18 20:53:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * t-sh (MULTILIB_EXCEPTIONS): Set to ml.
+ config/sh/t-linux (MULTILIB_EXCEPTIONS): Clear.
+ * config/sh/t-netbsd (MULTILIB_EXCEPTIONS): Likewise.
+ * config/sh/t-sh64 (MULTILIB_EXCEPTIONS): Likewise.
+
+ * sh-protos.h (sh_pr_interrupt): Declare.
+ * sh.c (sh_pr_interrupt): New function.
+ (print_operand, calc_live_regs, sh_expand_prologue): Use it.
+ (sh_hard_regno_rename_ok): Likewise.
+ * sh.h (NORMAL_MODE): FP_MODE_NONE for interupt handlers.
+
+2002-06-18 Vladimir Makarov <vmakarov@redhat.com>
+
+ * rtl.def (DEFINE_AUTOMATON): Add description of new options
+ `time' and `v'. Fix incorrect description of option `w'.
+
+ * doc/md.texi: Ditto.
+
+ * genautomata.c (TIME_OPTION, V_OPTION): New macros.
+ (gen_automata_option): Process the new options.
+ (transform_2, transform_3): Initialize some variables.
+ (initiate_automaton_gen): Use the new macros.
+
+2002-06-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_initial_elimination_offset): Declare.
+ (mips_set_return_address, mips_restore_gp): Declare.
+ * config/mips/mips.h (struct mips_frame_info): Move to mips.c
+ (current_frame_info): Remove.
+ (INITIAL_ELIMINATION_OFFSET): Use mips_initial_elimination_offset.
+ * config/mips/mips.c: Remove uses of current_frame_info.
+ (struct mips_frame_info): Moved from mips.h. Remove 'insns_len'.
+ (struct machine_function): Add 'frame' and 'insns_len'.
+ (current_frame_info, zero_frame_info): Remove.
+ (mips_restore_gp, mips_set_return_address): New.
+ (mips_initial_elimination_offset): New.
+ * config/mips/mips.md (exception_receiver): Use mips_restore_gp.
+ (eh_return define_split): Use mips_set_return_address.
+
+2002-06-18 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplib.c (dtable): Update.
+ (end_directive): Decrement expansion prevention count.
+ Clear state.in_expression.
+ (prepare_directive_trad): Set state.in_expression.
+ Increment expansion prevention count.
+ * cpptrad.c (enum ls): New.
+ (_cpp_overlay_buffer): Set overlaid_buffer.
+ (_cpp_remove_overlay): Use overlaid_buffer.
+ (_cpp_read_logcial_line_trad): Update buffer when it might
+ have changed.
+ (scan_out_logical_line): Handle state transitions for assertions
+ and defined() in #if, and for funlike invocations including the
+ directive case. Handle '<' and '>' as a quote mechanism in
+ #include. Warn about unterminated macro invocations.
+ * cpphash.h (struct lexer_state): New member in_expression.
+ (struct cpp_reader): New member overlaid buffer.
+
+2002-06-18 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/arit.c (do_31div, __Udiv, __Umod): Mark prototype
+ __always_inline__.
+
+2002-06-18 Alan Modra <amodra@bigpond.net.au>
+
+ * config/ia64/ia64.md (doloop_end_internal): Correct rtl.
+
+ * doloop.c (doloop_optimize): Extract pattern from insn.
+
+2002-06-17 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * doc/extend.texi (Function Attributes): Remove `,...' from @var.
+
+2002-06-17 Jeff Law <law@redhat.com>
+
+ * libgcc2.c: Do not include symcat.h or machmode.h.
+
+2002-06-17 Richard Henderson <rth@redhat.com>
+
+ PR target/6922
+ * expmed.c (make_tree): Handle SIGN_EXTEND/ZERO_EXTEND.
+
+2002-06-17 Tom Tromey <tromey@redhat.com>
+
+ * dwarfout.c: Include function.h.
+
+2002-06-17 Andreas Schwab <schwab@suse.de>
+
+ * print-rtl.c (print_rtx): Print space before vector, not after.
+ (debug_rtx): Clear sawclose before printing.
+ (debug_rtx_list): Print newline after each list element.
+ (debug_rtx_range): Likewise.
+
+2002-06-17 Richard Henderson <rth@redhat.com>
+
+ * function.h (struct function) [funcdef_no]: Rename profile_label_no.
+ (current_function_funcdef_no): Similarly.
+ * function.c (funcdef_no): Similarly.
+ (prepare_function_start): Set current_function_funcdef_no.
+ (expand_function_start): Don't set current_function_profile_label_no.
+ * dwarf2out.h (current_funcdef_number): Remove.
+ * dwarf2out.c (current_funcdef_number): Remove. Replace with
+ current_function_funcdef_no throughout.
+ * dwarfout.c, vmsdbgout.c: Similarly.
+ * except.c (sjlj_funcdef_number): Remove.
+ (sjlj_emit_function_enter): Use current_function_funcdef_no instead.
+ (output_function_exception_table): Likewise.
+ * final.c (profile_function): Use current_function_funcdef_no
+ instead of current_function_profile_label_no.
+
+2002-06-17 Vladimir Makarov <vmakarov@redhat.com>
+
+ * sched-ebb.c (init_ready_list): Check INSN_P first.
+
+Mon Jun 17 17:26:15 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (divsi3): Update way how to find insns in a sequence.
+
+ * reload1.c (merge_assigned_reloads): Don't change reloads
+ other than RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
+ to RELOAD_OTHER when there are conflicting input reloads.
+
+2002-06-17 Richard Earnshaw (rearnsha@arm.com)
+
+ * function.c (epilogue_done): Correctly build a sequence of insns for
+ a sibcall epilogue.
+
+2002-06-17 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/fr30/fr30.h (CUMULATIVE_ARGS): Replace typedef with
+ #define.
+
+ * config/m32r/m32r.md: Replace gen_sequence with get_insns.
+
+2002-06-16 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.h (BIGGEST_FIELD_ALIGNMENT): Define instead
+ of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS.
+
+2002-06-16 Richard Henderson <rth@redhat.com>
+
+ PR opt/6722
+ * regclass.c (globalize_reg): Update regs_invalidated_by_call.
+
+2002-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * config.gcc: Add i386/sysv4-cpp.h; remove i386-aout.h from vxworks.
+ * config/i386/i386-aout.h, config/i386/i386elf.h,
+ config/i386/sysv4.h: Remove CPP_PREDEFINES.
+ * config/i386/linux64.h, config/i386/i386elf.h, config/i386/mach.h,
+ config/i386/netware.h, config/i386/rtemself.h, config/i386/sco5.h,
+ config/i386/sol2.h, config/i386/vsta.h, config/i386/vxi386.h,
+ config/i386/win32.h: Use TARGET_OS_CPP_BUILTINS rather than
+ CPP_PREDEFINES and part of CPP_SPEC.
+ * config/i386/sysv4-cpp.h: New.
+
+2002-06-16 Richard Henderson <rth@redhat.com>
+
+ PR c/7030
+ * dwarf2out.c (modified_type_die): Don't assign the qualified die
+ to the unqualified type.
+
+Sun Jun 16 22:16:10 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386-protos.h (x86_field_alignment): Declare.
+ * i386.c (x86_field_alignment): Define.
+ * i386.h (ADJUST_FIELD_ALIGNMENT): New.
+ (BIGGEST_FIELD_ALIGNMENT): Kill.
+
+2002-06-16 Richard Henderson <rth@redhat.com>
+
+ * vax.md (casesi): Use emit_jump_insn. Tidy expander pattern.
+
+2002-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (flag_ms_extensions): Move from c++ front end.
+ * c-common.h (flag_ms_extensions): Declare.
+ * c-decl.c (c_decode_option): Add -fms-extensions.
+ (grokfield): Don't accept anonymous structures in ISO C mode;
+ accept only unnamed anonymous structures in GNU C mode; accept
+ Plan 9 extensions in MS mode.
+ * c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
+ SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all callers.
+ (extension): Clear flag_iso.
+ * doc/invoke.texi (C Dialect Options): Add -fms-extensions.
+
+2002-06-16 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/7042
+ * reorg.c (make_return_insns) [DELAY_SLOTS_FOR_EPILOGUE]: Exit
+ early if current_function_epilogue_delay_list is non-empty.
+ * config/cris/cris.md ("return"): Add sanity check asserting that
+ current_function_epilogue_delay_list is empty.
+
+2002-06-16 Jeff Law <law@redhat.com>
+
+ * emit-rtl.c (gen_rtx_REG): Temporarily turn off automatic
+ sharing of hard registers.
+
+ * toplev.c (rest_of_compilation): Remove redundant conditional.
+
+ * toplev.c (rest_of_compilation): Perform a simpler, less costly
+ cleanup of the CFG when not optimizing.
+
+2002-06-16 Alan Modra <amodra@bigpond.net.au>
+
+ * gcc.c (main): Correct startfile_prefix_spec check.
+
+2002-06-12 Geoffrey Keating <geoffk@redhat.com>
+
+ * config.gcc: Revert rth's patch of 2002-05-18. Instead,
+ include both darwin.o and rs6000-c.o.
+
+2002-06-15 Roger Sayle <roger@eyesopen.com>
+
+ * expr.c (compare_from_rtx): Call simplify_relational_operation
+ on all comparisons, not just those between integer constants,
+ with the correct (possibly unsigned) comparison code.
+ (do_compare_rtx_and_jump): Likewise.
+
+2002-06-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * Makefile.in (tm_defines): New configuration variable.
+ (cs-config.h, cs-hconfig.h, cs-tconfig.h): Rename DEFINES to XM_DEFINES.
+ Pass tm_defines in TM_DEFINES.
+ (cs-tm_p.h): Rename DEFINES to XM_DEFINES. Pass TM_DEFINES.
+ * config.gcc (tm_defines): New configuration variable.
+ (hppa*-*-* | parisc*-*-*): Use tm_defines instead of pa-700.h and
+ pa-7100.h headers. Change hppa1* scheduling default to 7100LC.
+ * configure.in: Substitute tm_defines.
+ * configure: Rebuilt.
+ * mkconfig.sh: Rename DEFINES to XM_DEFINES. Output TM_DEFINES.
+ * doc/install.texi: Update.
+ * pa/pa-700.h: Delete file.
+ * pa/pa-7100.h: Delete file.
+
+2002-06-15 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (comparison_to_compcode): New function to convert
+ an comparison TREE CODE into a bit-based representation.
+ (compcode_to_comparison): New function to convert from this bit
+ based representation back to a comparison TREE CODE.
+ (fold_truthop): Simplify (x<y) && (x==y) and related composite
+ comparisons.
+
+2002-06-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * tm.texi (MEMBER_TYPE_FORCES_BLK): Document MODE argument.
+
+ * stor-layout.c (compute_record_mode): Remove check for
+ FUNCTION_ARG_REG_LITTLE_ENDIAN and VOIDmode when checking for
+ MEMBER_TYPE_FORCES_BLK. Pass new mode field to
+ MEMBER_TYPE_FORCES_BLK.
+
+ * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Same.
+
+ * config/c4x/c4x.h (MEMBER_TYPE_FORCES_BLK): Same.
+
+2002-06-14 Jeff Sturm <jsturm@one-point.com>
+
+ * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS): Add SPARC_STACK_BIAS.
+
+2002-06-14 Steve Ellcey <sje@cup.hp.com>
+
+ * configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
+ USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
+ * configure, config.in: Regenerate.
+
+2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
+
+ * loop.c (check_final_value): Use v->always_executed
+ instead of v->always_computable.
+ * unroll.c (final_giv_value): Don't calculate the final
+ value as a function of the biv if the giv is not computed
+ for every loop iteration.
+
+2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
+
+ * loop.c (for_each_insn_in_loop): Fix formatting and comments.
+
+2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
+
+ PR c/6677
+ * convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
+ the truncation down when the target type is signed.
+ [trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
+ * fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
+ the conversion if the target type is a smaller type.
+
+2002-06-14 Richard Henderson <rth@redhat.com>
+
+ * fold-const.c (fold) [compare ops]: Move X>=C / X<C transfomation
+ earlier. Re-factor comparisons vs extrema.
+
+2002-06-14 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (builtin_zapnot): Fix op2 mode.
+
+2002-06-14 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * rtl.h (SCHED_GROUP_P): Disallow CODE_LABEL, BARRIER and NOTE.
+ * sched-deps.c (add_dependence): Likewise.
+ (group_leader): Likewise.
+ * sched-rgn.c (init_ready_list): Likewise.
+ * doc/rtl.texi: Adjust accordingly.
+
+2002-06-13 Jeffrey Law <law@redhat.com>
+
+ * gcse.c (delete_null_pointer_checks_1): Inform caller if any
+ null pointer checks were eliminated. Update prototype.
+ (delete_null_pointer_checks): Similarly.
+ * rtl.h (delete_null_pointer_checks): Update prototype.
+ * toplev.c (rest_of_compilation): Only run cleanup_cfg if
+ delete_null_pointer_checks deletes one or more null
+ pointer checks. Do not run cleanup_cfg before gcse, the
+ CFG is accurate and optimized at that point..
+
+ * rs6000.c (rs6000_frame_related): Avoid unwanted sharing
+ of hard registers.
+
+2002-06-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * Makefile.in (libgcc.mk): Depend on specs.
+
+Fri Jun 14 12:15:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (mulsi3): Update way how to find insns in a sequence.
+
+Fri Jun 14 12:04:02 2002 Dhananjay R. Deshpande <dhananjayd@kpit.com>
+
+ * sh.h: Define HARD_REGNO_RENAME_OK
+ * sh.c: sh_hard_regno_rename_ok: New. If current function has
+ interrupt_handler attribute, only registers saved on stack are OK.
+ * sh-protos.h: Declare sh_hard_regno_rename_ok.
+
+2002-06-14 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (jump): Emit jump insn.
+ (call_pcrel): Get pattern of the result of gen_call_site.
+ (call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
+
+2002-06-14 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (struct cpp_buffer): Remove saved_line_base.
+ * cpptrad.c: Update comments.
+ (skip_whitespace, copy_comment): Take a new parameter.
+ (skip_escaped_newlines): Don't duplicate escaped newline test.
+ (copy_comment): Different location for CUR, decide here how
+ to copy / replace the comment.
+ (skip_whitespace): Copy whitespace.
+ (_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
+ (scan_out_logical_line): Let copy comment handle keeping or
+ replacing comments.
+ (scan_parameters, _cpp_create_trad_definition): Update.
+
+2002-06-13 Alan Lehotsky <apl@alum.mit.edu>
+
+ * reload.c (get_secondary_mem,find_reloads_address,
+ find_reloads_address_1): Pass reference to MEM to find_reloads_address
+ so that LEGITIMIZE_RELOAD_ADDRESS will be called.
+
+2002-06-13 Jessica Han <jessica@cup.hp.com>
+
+ * defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
+ (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
+ * doc/tm.texi: Document them.
+ * config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
+ (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
+ (TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
+ (ASM_OUTPUT_FDESC): Likewise.
+
+2002-06-13 Eric Christopher <echristo@redhat.com>
+
+ * diagnostic.c (output_format): Fix thinko.
+
+Thu Jun 13 22:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config/sh/coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Don't define.
+ (DWARF2_UNWIND_INFO): Define to 0.
+
+ * config/sh/sh.c (calc_live_regs): Don't use initial_value
+ optimization for PR_MEDIA_REG.
+
+2002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (_cpp_lex_identifier_trad): Remove.
+ * cpplib.c (end_directive): Don't skip, always remove overlay
+ apart from #define.
+ (prepare_directive_trad): Handle NULL pfile->directive.
+ (_cpp_handle_directive): Always call prepare_directive_trad
+ if traditional.
+ * cppmain.c (check_multiline_token): Rename account_for_newlines,
+ generalize inputs.
+ (scan_translation_unit_trad): Use it.
+ * cpptrad.c (skip_comment): Rename copy_comment, copy comment to
+ output, get escaped newline in comment close correct.
+ (check_output_buffer, skip_whitespace): Update.
+ (_cpp_lex_identifier_trad): Remove.
+ (scan_out_logical_line): Handle -C and comments in directives
+ properly.
+
+Thu Jun 13 20:18:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
+ * config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
+ * sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
+ (SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
+ (SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
+ (SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
+ (SELECT_SH5_COMPACT_NOFPU): Likewise.
+ (TARGET_SWITCHES): Use them.
+ (TARGET_CPU_DEFAULT): Define if not already defined.
+ (TARGET_DEFAULT): Use it.
+ (LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
+ * config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
+ * config/sh/t-monolib: New file.
+
+2002-06-13 Roger Sayle <roger@eyesopen.com>
+
+ * toplev.c (rest_of_compilation): Simplify (and correct) the
+ logic of the first delete-null-pointer-checks pass.
+
+Thu Jun 13 18:24:17 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_movstr): Fix pasto.
+
+Thu Jun 13 18:18:17 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * reload.c (find_valid_class): Fix thinko in my previous patch.
+
+2002-06-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): New macro.
+ * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): New macro.
+ (CPP_PREDEFINES, CPP_SPEC, CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): Remove.
+ (EXTRA_SPECS): Remove cpp_arch31 and cpp_arch64.
+
+2002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * tree-inline.c (expand_call_inline): Don' mess with _DECL
+ fields.
+
+2002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * diagnostic.c (output_format): Recognize "%H" as a format
+ specifier for a location_t.
+ (text_specifies_location): New function.
+ (diagnostic_set_info): Use it.
+
+2002-06-13 Jeffrey Law <law@redhat.com>
+
+ * emit-rtl.c (static_regno_reg_rtx): Define.
+ (init_emit_once): Initialize static_regno_reg_rtx.
+ (init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
+ of building new hard reg objects once per function.
+ (gen_rtx_REG): Try to share hard regs.
+ * regclass.c (init_fake_stack_mems): New function broken out from
+ init_regs.
+ * rtl.h (init_fake_stack_mems): Declare.
+ * toplev.c (lang_independent_init): Call init_regs before
+ init_emit_once. Call init_fake_stack_mems after init_emit_once.
+
+ * i386.md (extenddfxf2, extenddftf2): Fix typo/thinko.
+
+ * alias.c (argument_registers): Remove.
+ (init_alias_once): Initialize static_reg_base_value here. Remove
+ initialization of argument_registers.
+ (init_alias_once_per_function): Remove.
+ (init_alias_analysis): Copy all the entries from static_reg_base_value
+ into new_reg_base_value all at once.
+ * rtl.h (init_alias_once_per_function): Remove declaration.
+ * function.c (prepare_function_start): Do not call
+ init_alias_once_per_function.
+
+ * caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
+ starting a sequence and emitting an INSN.
+
+2002-06-13 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.
+
+2002-06-13 David S. Miller <davem@redhat.com>
+
+ * expmed.c (init_expmed): Remove duplicate init of 'reg'.
+
+2002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplib.c (end_directive): Handle line skipping. Only remove
+ the rest of the line if the directive was valid.
+ * cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
+ expanding a traditional macro.
+ * cpptrad.c (recursive_macro): New.
+ (read_logical_line_trad): Handle skipping.
+ (scan_out_logical_line): Continue after a successful directive.
+ Don't expand macros whilst skipping, or if recursing.
+ (_cpp_create_trad_definition): scan_out_logical_line now sets
+ the output current position.
+
+2002-06-12 Eric Christopher <echristo@redhat.com>
+
+ From Chris Demetriou <cgd@broadcom.com>
+ * config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
+ comment.
+ (ISA_HAS_MADD_MSUB): Ditto.
+ (ISA_HAS_NMADD_NMSUB): Ditto.
+
+2002-06-12 Eric Christopher <echristo@redhat.com>
+
+ * config.gcc: Consolidate little endian handling and
+ little/big endian targets.
+ * config/mips/elfl.h: Remove file.
+ * config/mips/elfl64.h: Ditto.
+ * config/mips/ecoffl.h: Ditto.
+ * config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.
+
+2002-06-12 Geoffrey Keating <geoffk@redhat.com>
+
+ * gengtype.h (xvasprintf): New prototype.
+ (xasprintf): New prototype.
+ (struct outf): New.
+ (get_output_file): Return an outf_p.
+ (header_file): Is now an outf_p.
+ (base_files): Now are outf_p.
+ (oprintf): New.
+ * gengtype.c: Replace all output FILE * with outf_p; use oprintf
+ rather than stdio operations. Use xasprintf in a few places,
+ when appropriate.
+ (xvasprintf): New.
+ (xasprintf): New.
+ (struct filemap): Delete.
+ (files): Delete.
+ (output_files): New.
+ (oprintf): New.
+ (create_file): Create an outf_p. Add parameter to indicate output
+ file name, change all callers.
+ (open_base_files): Create gtype-desc.c here.
+ (get_output_file_with_visibility): Rewrite.
+ (get_output_file_name): Just look at 'name' field in struct outf.
+ (close_output_files): Rewrite.
+
+2002-06-12 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
+ (MASK_G_FLOAT): Define.
+ (TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
+ (TARGET_SWITCHES): Likewise.
+ (TARGET_DEFAULT): Likewise.
+
+2002-06-12 Daniel Jacobowitz <drow@mvista.com>
+
+ * config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
+ * config/mips/mips.c (mips_output_filename): Don't print a
+ ".file" directive if we are using DWARF-2.
+ (mips_output_function_prologue): Do not emit source file
+ name for TARGET_GAS.
+
+Wed Jun 12 16:45:13 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
+ decide whether emit the short opcode.
+ * i386.h (x86_shift1): Declare.
+ (TARGET_SHIFT1): New macro.
+ * i386.c (x86_shift1): New global variable.
+
+ * toplev.c (rest_of_compilation): Call find_basic_block pre-loop
+ unconditionally; make loop to rebuild CFG; kill unnecesary
+ find_basic_block calls; kill compute_bb_for_insn call.
+ * cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
+ * haifa-sched.c (sched_init): Likewise.
+ * ssa-ccp.c (ssa_const_prop): Likewise.
+ * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
+
+2002-06-11 David S. Miller <davem@redhat.com>
+
+ * emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
+ active_insn_p.
+
+2002-06-11 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (builtin_define_type_max): New.
+ (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
+ __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
+
+ From Joseph S. Myers:
+ * glimits.h: Rewrite to expect the double underscore definitions
+ from the compiler.
+
+ * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
+ config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
+ config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
+ config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
+ config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
+ config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
+ config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
+ __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
+
+2002-06-11 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
+ (ALPHA_BUILTIN_SET_THREAD_POINTER): New.
+ (code_for_builtns): Update.
+ (alpha_init_builtins): Add __builtin_thread_pointer and
+ __builtin_set_thread_pointer.
+ (alpha_expand_builtin): Handle void builtins.
+ * doc/extend.texi (Alpha Built-in Functions): Update.
+
+2002-06-11 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/6997
+ * config/cris/cris.md ("sleu"): Set attribute "cc" to "none".
+
+2002-06-11 Zack Weinberg <zack@codesourcery.com>
+
+ * config.gcc: Make the name of the extra-modes file adjustable
+ by target stanzas.
+ (s390x, strongarm, xscale stanzas): Use this facility.
+ * configure.in: Update to match.
+ * configure: Regenerate.
+
+2002-06-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
+ max/mins as unsigned GE compares.
+
+2002-06-11 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
+ * config/vax/bsd.h: New file.
+ * config/vax/netbsd.h: Add missing notice.
+ (CPP_PREDEFINES): Remove.
+ (TARGET_OS_CPP_BUILTINS): Define.
+ (CPP_SPEC): Use NETBSD_CPP_SPEC.
+ * config/vax/openbsd.h: Update copyright years.
+ (CPP_PREDEFINES): Remove.
+ (TARGET_OS_CPP_BUILTINS): Define.
+ * config/vax/ultrix.h: Likewise.
+ * config/vax/vaxv.h: Likewise.
+ * config/vax/vms.h: Likewise.
+ * config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES, CPP_SPEC): Remove.
+
+Wed Jun 12 01:50:28 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (addqi_1_slp, subqi_1_slp
+ (andqi_ext0, testqi_ext0): Remove unnecesary check.
+ (addhi*, addqi*): Simplify "dec" condition.
+ (testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
+ (and, or, xor to QImode splitters): New.
+ (iorqi_ext*): New.
+ (xorqi_ext_0): New.
+ (xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
+ (andqi_ext_1_rex64): New.
+ (ashrqi*_slp): New.
+ (ashlqi*_slp): New.
+ (lshlqi*_slp): New.
+ (rotrqi3*_slp): New.
+ (rotlqi3*_slp): New.
+
+2002-06-11 Geoffrey Keating <geoffk@redhat.com>
+
+ * config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
+ softfloat.h.
+ * config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
+ (CPP_ENDIAN_LITTLE_SPEC): Delete.
+ * config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
+ * config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
+ __LONG_DOUBLE_128__ setting, _CALL_* setting.
+ (CPP_DEFAULT_SPEC): Delete.
+ (CPP_FLOAT_DEFAULT_SPEC): Delete.
+ (CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
+ (CPP_SYSV_DEFAULT_SPEC): Delete.
+ (CPP_ENDIAN_BIG_SPEC): Delete.
+ (CPP_ENDIAN_LITTLE_SPEC): Delete.
+ (CPP_ENDIAN_SPEC): Delete.
+ (CPP_SPEC): Don't include cpp_endian, cpp_cpu.
+ (SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
+ cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
+ cpp_longdouble_default.
+ * config/rs6000/softfloat.h: Delete.
+ * config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
+ (EXTRA_SPECS): Delete cpp_cpu.
+ (TARGET_CPU_CPP_BUILTINS): New.
+ * config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
+ prototype.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
+ * config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
+ (CPP_DEFAULT_SPEC): Delete.
+ * config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
+ * config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
+ * config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
+ (CPP_DEFAULT_SPEC): Delete.
+ * config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
+ (CPLUSPLUS_CPP_SPEC): Likewise.
+ (CPP_CPU_SPEC): Delete.
+ (CPP_DEFAULT_SPEC): Delete.
+ * config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
+ (CPLUSPLUS_CPP_SPEC): Likewise.
+ (CPP_CPU_SPEC): Delete.
+ (CPP_DEFAULT_SPEC): Delete.
+ * config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
+ (CPP_DEFAULT_SPEC): Delete.
+ * config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
+ (CPP_DEFAULT_SPEC): Delete.
+
+ * doc/gty.texi: Small updates.
+
+2002-06-12 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * objc/objc-act.c (warn_with_ivar): Adjust calls to
+ diagnostic_count_error.
+ (warn_with_method): Likewise.
+
+ * diagnostic.h (warnings_are_errors_message): New field of
+ diagnostic_context.
+ (diagnostic_count_error): Rename to diagnostic_count_diagnostic to
+ match semantics.
+ * diagnostic.c: Adjust calls to diagnostic_count_error through out.
+ (diagnostic_count_diagnostic): Make aware of other kinds of
+ diagnostics.
+ (diagnostic_initialize): Initialize warnings_are_errors_message field.
+
+2002-06-11 Tom Tromey <tromey@redhat.com>
+
+ For PR java/6520:
+ * fold-const.c (fold_convert): Don't modify existing tree's type.
+
+2002-06-11 Geoffrey Keating <geoffk@redhat.com>
+
+ * config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.
+
+2002-06-11 Richard Henderson <rth@redhat.com>
+
+ * caller-save.c (init_caller_save): Clear INSN_CODE each iteration.
+
+2002-06-11 Richard Henderson <rth@redhat.com>
+
+ * defaults.h (EH_FRAME_SECTION_NAME): Don't define if
+ DWARF2_UNWIND_INFO is false.
+
+2002-06-11 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.
+
+ * config/s390/s390.c (emit_prologue): gen_store_multiple
+ returns an insn now, not a pattern.
+
+2002-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in (gccinstall.dvi): Pass absolute pathnames to
+ $(TEXI2DVI) -o.
+
+Tue Jun 11 21:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (x86_promote_QImode): Set for Athlon
+ (x86_fast_prefix): New global variable.
+ (x86_arch_always_fancy_math_387): Fix formating.
+ * i386.h (x86_fast_prefix): Declare
+ (TARGET_FAST_PREFIX): define.
+ * i386.md (and to strict_low_part, HI to SI
+ promoting splitter): Use new macro.
+
+ * i386.h (RTX_COSTS): float_extend is not for free for SSE.
+
+2002-06-11 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (distclean): Delete junk left in testsuite
+ directory, too.
+
+2002-06-11 Jeffrey Law <law@redhat.com>
+
+ * emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
+ last insn created by the splitter.
+
+ * caller-save.c (init_caller_save): Move creation of SAVEINSN
+ and RESTINSN into the scope of the sequence.
+
+ * mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
+ RETURN insns.
+
+ * loop.c (loop_regs_scan): Avoid useless generation of REG objects.
+
+ * mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
+ not the pattern. So extract the pattern from the insn.
+
+ * mips.c (embedded_pic_fnaddr_reg): Fix typo.
+
+2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md (movsi): Only use floating point
+ register alternatives when operands are already fprs.
+ (movdi_31, movdi_64): Likewise.
+
+2002-06-11 David S. Miller <davem@redhat.com>
+
+ * emit-rtl.c (try_split): Do not abort on non-INSN_P.
+ Only run RTX equality checks on INSN_P rtl.
+
+2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md (reload_base, ltorg): Remove.
+ * s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
+ s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
+ * s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
+ s390_asm_output_pool_prologue): Likewise.
+ * s390.h (s390_pool_start_insn): Likewise.
+
+ * s390.c (s390_output_symbolic_const): Remove support for
+ old-style pool chunks.
+ (s390_function_epilogue): Likewise.
+ (s390_output_constant_pool): Likewise. Also, fix incorrect
+ alignment for 64-bit literal pools.
+ (print_operand_address): Remove 'y' and 'Y' format flags.
+ * s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
+ old-style pool chunks.
+ (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
+ (ASM_OUTPUT_POOL_EPILOGUE): Remove.
+ (S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.
+
+ * s390.c (consttable_operand): New function.
+ * s390-protos.h (consttable_operand): Declare it.
+ * s390.h (PREDICATE_CODES): Add consttable_operand.
+ * s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
+ consttable_sf, consttable_df, pool_start_31, pool_end_31,
+ pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
+ * s390.c (struct constant, struct constant_pool): New data types.
+ (constant_modes, gen_consttable): New variables.
+ (s390_start_pool, s390_end_pool, s390_add_pool,
+ s390_dump_pool, s390_free_pool): New functions.
+ (s390_chunkify_pool): Completely reimplement literal pool
+ overflow handling.
+
+ * s390.c (s390_pool_overflow): New variable.
+ * s390.h (s390_pool_overflow): Declare it.
+ * s390.md (cjump, icjump): Use it to adapt length for out-of-range
+ jumps in literal pool overflow situations.
+
+ * s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
+ (s390_frame_info): Account for possible use of RETURN_REGNUM
+ by new literal pool overflow code.
+ (s390_emit_prologue): Likewise.
+
+2002-06-05 David S. Miller <davem@redhat.com>
+
+ Delete SEQUENCE rtl usage outside of reorg and ssa passes.
+ * rtl.h (gen_sequence, emit_insns, emit_insns_before,
+ emit_insns_before_scope, emit_insns_after,
+ emit_insns_after_scope): Delete declaration.
+ * ada/misc.c (insert_code_for): Use emit_insn* instead of
+ emit_insns_foo.
+ * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
+ (alpha_set_memflags): Fix comment.
+ (set_frame_related_p): Use get_insns instead of gen_sequence.
+ * config/alpha/alpha.md (setjmp receiver splitter): Avoid
+ emitting no insns.
+ * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
+ gen_sequence.
+ (arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
+ * config/fr30/fr30.c (fr30_move_double): Likewise.
+ * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
+ Likewise.
+ * config/ia64/ia64.c (spill_restore_mem): Likewise.
+ * config/ia64/ia64.md (conditional move spliiter): Avoid emitting
+ no insns.
+ * config/m32r/m32r.c (gen_split_move_double): Use get_insns
+ instead of gen_sequence.
+ * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
+ (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
+ * config/sh/sh.c (sh_need_epilogue): Likewise.
+ * config/sparc/sparc.md (current_function_calls_alloca, flat): New
+ attributes.
+ (setjmp pattern and split): Use them to avoid splitter which emits
+ no RTL.
+ * genattrtab.c (main): Emit include of function.h
+ * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
+ get_insns instead of gen_sequence.
+ * config/cris/cris.c (cris_split_movdx): Likewise.
+ * emit-rtl.c (emit_insns*): Kill.
+ (try_split): Expect insn list instead of SEQUENCE.
+ (make_jump_insn_raw, make_call_insn_raw): Fix comments.
+ (emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
+ Make them abort if a SEQUENCE is given and RTL checking is
+ enabled.
+ (emit_*_scope): Don't forget to set scope on final insn.
+ (gen_sequence): Move from here...
+ * ssa.c (gen_sequence): To here as private function.
+ * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
+ comments.
+ (expand_builtin_return, expand_builtin_mathfn): Likewise.
+ (expand_builtin_strlen): Use get_insns instead of gen_sequence.
+ (expand_builtin_saveregs): Use emit_insn_foo, fix comments.
+ (expand_builtin_expect_jump): Use get_insns and fix comments.
+ * calls.c (try_to_integrate): Use emit_insn_foo.
+ (expand_call, emit_library_call_value_1): Likewise.
+ * expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
+ (emit_move_insn_1): Use get_insns instead of gen_sequence.
+ (expand_expr): Use emit_insn_foo.
+ * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
+ * except.c (build_post_landing_pads): Likewise.
+ * flow.c (attempt_auto_inc): Likewise.
+ * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
+ expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
+ * function.c (fixup_var_refs_insn): Use get_insns instead of
+ gen_sequence.
+ (fixup_var_refs_1): Likewise and expect insn list from gen_foo.
+ (fixup_memory_subreg): Use get_insns instead of gen_sequence.
+ (fixup_stack_1, purge_addressof_1, expand_main_function,
+ get_arg_pointer_save_area): Likewise.
+ (optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
+ expand_function_end): Use emit_insn_foo.
+ (record_insns, keep_stack_depressed): Work with insn list instead
+ of SEQUENCE, fix comments.
+ * ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
+ noce_try_store_flag_constants, noce_try_store_flag_inc,
+ noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
+ noce_try_minmax, noce_try_abs): Use emit_insn_foo.
+ (noce_process_if_block): Use get_insns instead of gen_sequence.
+ * optabs.c (add_equal_note): Work with insn list, fix comments.
+ (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
+ (expand_unop, expand_complex_abs, expand_unop_insn,
+ expand_no_conflict_block): Likewise.
+ (gen_move_insn): Use get_insns instead of gen_sequence.
+ (gen_cond_trap): Likewise.
+ * integrate.c (copy_rtx_and_substitute): Likewise.
+ (emit_initial_value_sets): Use emit_insn_foo.
+ * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
+ (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
+ now that RTL generators give insn lists.
+ * sibcall.c (replace_call_placeholder): Use emit_insn_foo.
+ * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
+ instead of gen_sequence.
+ (doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
+ * explow.c (emit_stack_save, emit_stack_restore): Use get_insns
+ instead of gen_sequence.
+ * loop.c (move_movables, emit_prefetch_instructions,
+ gen_add_mult, check_dbra_loop, gen_load_of_final_value):
+ Likewise.
+ (loop_regs_update): Work with insn list instead of SEQUENCE rtl.
+ (product_cheap_p): Likewise, and add commentary about RTL wastage
+ here.
+ * lcm.c (optimize_mode_switching): Use get_insns instead of
+ gen_sequence.
+ * profile.c (gen_edge_profiler): Likewise.
+ * regmove.c (copy_src_to_dest): Likewise.
+ * reg-stack.c (compensate_edge): Likewise and fix comment.
+ * gcse.c (process_insert_insn): Likewise.
+ (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
+ * jump.c (delete_prior_computation): Update comment.
+ * genemit.c (gen_expand, gen_split, main): Use get_insns instead
+ of gen_sequence, update comments to match.
+ * recog.c (peephole2_optimize): Work with insn lists instead of
+ SEQUENCE rtl.
+ * sched-vis.c (print_pattern): Abort on SEQUENCE.
+ * unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
+ Use get_insns instead of gen_sequence.
+ (copy_loop_body): Likewise and don't emit dummy NOTE.
+ * genrecog.c: Don't mention SEQUENCE rtl in comments.
+ * combine.c (try_combine): Expect insn lists from split generator.
+ * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
+ hand.
+
+2002-06-11 Roger Sayle <roger@eyesopen.com>
+ Andreas Jaeger <aj@suse.de>
+
+ * cfgbuild.c: Update copyright years.
+
+2002-06-11 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.h (PREDICATE_CODES): Define.
+
+2002-06-11 Eric Christopher <echristo@redhat.com>
+
+ * doc/tm.texi (Run-time Target): Add comment about flag_iso
+ and strict ANSI.
+ * config/mips/ecoff.h (CPP_PREDEFINES): Remove.
+ * config/mips/ecoffl.h: Ditto.
+ * config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
+ (CPP_PREDEFINES): Ditto.
+ * config/mips/elfl64.h: Ditto.
+ * config/mips/elfl.h: Ditto.
+ * config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
+ out until irix header consolidation.
+ * config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
+ with SUBTARGET_OS_CPP_BUILTINS.
+ * config/mips/iris6.h: Ditto.
+ (CPLUSPLUS_CPP_SPEC): Remove.
+ * config/mips/linux.h: Ditto.
+ * config/mips/netbsd.h: Ditto.
+ * config/mips/openbsd.h: Ditto.
+ * config/mips/rtems.h: Ditto.
+ * config/mips/rtems64.h: Ditto.
+ * config/mips/sni-svr4.h: Ditto.
+ * config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
+ ISA_MIPS32, ISA_MIPS64): New defines.
+ (GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
+ ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
+ ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
+ ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
+ (TARGET_CPU_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
+ * config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
+ (movdicc): Remove check for ISA_MIPS32.
+ (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
+ sunordered_df, sunordered_sf, sordered_df, sordered_sf,
+ sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
+ sunge_sf, sunle_df, sunle_sf): New patterns.
+
+2002-06-11 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in: Update cppmain.o.
+ * cpphash.h (struct cpp_reader): Move some members to a
+ nested structure.
+ (trad_line): Rename saved_line.
+ (_cpp_read_logical_line_trad): Update.
+ (_cpp_remove_overlay): New.
+ * cppinit.c (cpp_create_reader): No need to set saved_line.
+ (cpp_destroy): Update.
+ (cpp_read_main_file): Only overlay if compiling.
+ * cpplex.c (continue_after_nul): Return false if in directive.
+ * cpplib.c (EXPAND): New.
+ (directive_table, SEEN_EOL): Update.
+ (end_directive): Remove overlay if traditional; don't skip
+ line in traditional #define.
+ (prepare_directive_trad): New.
+ (_cpp_handle_directive, run_directive): Update for traditional
+ directives.
+ (lex_macro_node): Simplify, don't use lex_identifier_trad.
+ * cpplib.h (struct options): Add preprocess_only.
+ * cppmain.c: Don't include intl.h.
+ (cpp_preprocess_file): Set options->preprocess_only.
+ (scan_translation_unit_trad): Fix, and print line numbers.
+ * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
+ maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
+ save_replacement_text, _cpp_create_trad_definition): Update for
+ variable renaming.
+ (_cpp_overlay_buffer): Save line number.
+ (_cpp_remove_overlay): Rename from restore_buff, restore line.
+ (_cpp_read_logical_line_trad): Don't handle overlays here.
+ (scan_out_logical_line): Process directives.
+
+2002-06-11 Danny Smith <dannysmith@users.sourforge.net>
+
+ * gthr-win32.h: Wrap functions in extern "C".
+ (__gthread_key_t): Typedef as unsigned long,
+ not win32 DWORD.
+ (__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
+ (__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
+ (__gthr_win32_once, __gthr_win32_key_create,
+ __gthr_win32_key_delete, __gthr_win32_getspecific,
+ __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
+ __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
+ __gthr_win32_mutex_unlock): Declare.
+ (__gthread_once,__gthread_key_create,
+ __gthread_key_delete, __gthread_getspecific,
+ __gthread_setspecific, __gthread_mutex_init_function,
+ __gthread_mutex_lock,__gthread_mutex_trylock,
+ __gthread_mutex_unlock): Call corresponding
+ __gthr_win32_* extern implementations if #defined
+ __GTHREAD_HIDE_WIN32API.
+ * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
+ $(srcdir)/config/i386/gthr-win32.c
+ * config/i386/gthr-win32.c: New implementation file.
+ (__gthr_win32_once, __gthr_win32_key_create,
+ __gthr_win32_key_delete, __gthr_win32_getspecific,
+ __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
+ __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
+ __gthr_win32_mutex_unlock): New functions, based on
+ static inlines in gthr-win32.h.
+
+2002-06-10 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (override_options): Don't warn about
+ using -fpic or -fPIC when PIC is enabled by default.
+
+2002-06-10 Roger Sayle <roger@eyesopen.com>
+
+ * toplev.c (rest_of_compilation): Revert flag_if_conversion change.
+
+2002-06-10 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (MACHMODE_H): Add @extra_modes_file@.
+ * configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
+ exists, substitute its pathname as @extra_modes_file@, define
+ EXTRA_MODES_FILE to be an appropriate string to #include it
+ with, and define EXTRA_CC_MODES to 1.
+
+ * machmode.def: Update comments. Include EXTRA_MODES_FILE if
+ it's defined. Get rid of redundancy in calling sequence for
+ CC; don't use it to define CCmode, to avoid a warning.
+ * libgcc2.c: Include symcat.h for the sake of machmode.def.
+
+ * arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
+ i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
+ pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
+ New files.
+ * arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
+ pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.
+
+ * doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
+ defining extra CC modes.
+
+2002-06-10 Roger Sayle <roger@eyesopen.com>
+ Andreas Jaeger <aj@suse.de>
+
+ * cfgrtl.c (create_basic_block_structure): Remove index argument
+ and use last_basic_block++ instead. (create_basic_block): Update.
+ * cfgbuild.c (find_basic_blocks_1): Likewise.
+
+ * cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
+ * haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
+ * sched-ebb.c (schedule_ebbs): Likewise.
+ * sched-rgn.c (schedule_insns): Likewise.
+ * ssa-ccp.c (ssa_const_prop): Likewise.
+ * ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
+ * toplev.c (rest_of_compilation): Likewise.
+ * config/ia64/ia64.c (ia64_reorg): Likewise.
+
+2002-06-10 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_replace_rtx): Allow replacement
+ of matching registers.
+
+2002-06-10 Roger Sayle <roger@eyesopen.com>
+
+ * toplev.c (rest_of_compilation): Disable early if-conversion pass.
+ * gcse.c (bypass_conditional_jumps): Fix typo in setcc test.
+
+2002-06-10 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.h: Improve comments.
+ (CPP_SPEC, CPP_PREDEFINES): Don't define.
+ (TARGET_CPU_CPP_BUILTINS): Define.
+ (CANONICALIZE_COMPARISON): Don't define, replace with comment.
+ (PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
+ unused predicate.
+ * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
+ compiler warning.
+ (mmix_constant_address_p): Remove another
+ redundant test before case.
+ (mmix_canonicalize_comparison): Remove unused function.
+ (mmix_print_operand_address): Don't test and adjust for operand in
+ non-canonical format.
+ (mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
+ (mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.
+
+2002-06-10 Zack Weinberg <zack@codesourcery.com>
+
+ * config/m32r/m32r.h: Don't define SELECT_CC_MODE.
+ * config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
+ * config/m32r/m32r.c: Don't define m32r_select_cc_mode.
+ (gen_compare): Use CCmode unconditionally.
+
+2002-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/6759
+ * cse.c (cse_insn): Fold src_eqv just once, store it folded back into
+ the REQ_EQUAL note.
+
+2002-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/6660
+ * c-decl.c (grokfield): Allow user defined types if they declare
+ structs or unions for unnamed fields.
+
+2002-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/6809
+ * print-rtl.c (print_mem_expr): Don't crash on unnamed fields.
+
+2002-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/6842
+ * combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
+ operand subreg cannot be simplified.
+
+2002-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ * varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
+ (compare_constant): Likewise.
+ (output_addressed_constants): Likewise.
+
+2002-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ * cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
+ merge bb with itself.
+
+2002-06-10 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
+ (builtin_zapnot): Likewise.
+
+ * config/alpha/ev5.md: Don't combine shift and mvi insns in one
+ reservation.
+
+2002-06-10 Eric Christopher <echristo@redhat.com>
+
+ * config/i386/i386.c (ix86_osf_output_function_prologue): Remove
+ prototype and function.
+ (TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
+ (call_insn_operand): Remove half pic references.
+ (legitimate_address_p): Ditto.
+ * config/i386/i386.h: Remove half pic defines.
+
+2002-06-10 Eric Christopher <echristo@redhat.com>
+
+ * doc/extend.texi (Return Address): Add note explaining the side-
+ effects of inlining on __builtin_return_address.
+
+2002-06-10 Tom Tromey <tromey@redhat.com>
+
+ * Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
+ (c-common.o): Depend on langhooks.h.
+
+2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (_cpp_read_logical_line_trad,
+ _cpp_expansions_different_trad): Update prototypes.
+ * cpplex.c (continue_after_nul): New.
+ * cppmain.c: Include cpphash.h.
+ (scan_translation_unit_trad): New.
+ (cpp_preprocess_file): Call it.
+ * cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
+ overlay.
+ (_cpp_expansions_different_trad): Update prototype.
+
+Mon Jun 10 18:02:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ Fix cfi generation for SH[1-4]:
+
+ * sh.c (frame_insn): New function.
+ (output_stack_adjust): Add parameter emit_fn. All callers changed.
+ (push): Now returns rtx. Use frame_insn.
+ (sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
+ of a DF register.
+ * sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
+
+2002-06-10 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
+ and gtype-desc.c.
+ (mostlyclean): Delete specs.h, options.h, gencheck.h here...
+ (distclean): ... not here. But do delete all testsuite/*.log,
+ testsuite/*.sum files here. Delete mkheaders. Delete
+ po/*.gmo and the testsuite directory in a split tree build.
+
+2002-06-10 Jeffrey Law <law@redhat.com>
+
+ * alias.c (static_reg_base_value): New to hold RTL for
+ items allocated once per function for the aliasing code.
+ (init_alias_once_per_function): Initialize static_reg_base_value.
+ (init_alias_analysis): Avoid throw-away allocations of RTL by
+ using pre-computed values in static_reg_base_value.
+ * function.c (prepare_function_start): Call
+ init_alias_once_per_function appropriately.
+ * rtl.h (init_alias_once_per_function): Declare.
+ * caller-save (init_caller_save): Restructure slightly to
+ avoid lots of silly RTL generation.
+ * expr.c (init_expr_once): Likewise.
+ * reload1.c (reload_cse_regs_1): Allocate throw-away register
+ RTL object here. Pass it into children.
+ (reload_cse_simplify_operands): Use passed-in register RTL
+ object.
+ (reload_cse_simplify): Pass through throw-away register
+ RTL object.
+
+2002-06-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.
+
+2002-06-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * gcc.c (process_command): Avoid assignment to read-only location.
+ Fix sizeof calculation.
+
+2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (struct cpp_macro): Put comments on their own lines.
+ (_cpp_expansions_different_trad): New.
+ * cppmacro.c (warn_of_redefinition): Fix for traditional case.
+ * cpptrad.c (canonicalize_text): New.
+ (scan_out_logical_line): Handle no arguments correctly.
+ (save_replacement_text): Commit memory when finished.
+ (_cpp_expansions_different_trad): New.
+
+2002-06-10 Tim Josling <tej@melbpc.org.au>
+
+ * gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
+ TREELANG and COBOL.
+ (lang_names): Add treelang and cobol.
+ (get_file_basename): Add code to support treelang and cobol as
+ 4th and 5th users of c-common.c.
+
+2002-06-09 Geoffrey Keating <geoffk@redhat.com>
+
+ * Makefile.in (install-driver): Install driver as
+ $(target_alias)-gcc-$(version).
+ * gcc.c (spec_version): Make const.
+ (process_command): Handle -V and -b by using exec.
+ * doc/invoke.texi (Target Options): Restore -V option,
+ update docs for -b option.
+
+2002-06-10 Tim Josling <tej@melbpc.org.au>
+
+ * configure.in (remaining_languages_check):
+ Added check that all languages specified were found.
+ Exit if not found. Previous behavior was silent failure.
+ * configure: Regenerated.
+
+2002-06-10 Tim Josling <tej@melbpc.org.au>
+
+ First steps to making treelang documentation compliant, based on
+ instructions in sourcebuild.texi. Also add to gcc.c list of
+ default languages.
+
+ * doc/contrib.texi: Add self as contributor of treelang.
+
+ * doc/frontends.texi: Add mention of treelang.
+
+ * doc/invoke.texi (Overall Options): Add mention of treelang.
+
+ * doc/standards.texi: Add mention of treelang.
+
+2002-06-09 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.c: Include ggc.h
+
+2002-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (_cpp_push_text_context): Update.
+ (_cpp_arguments_ok): New.
+ * cppmacro.c (_cpp_arguments_ok): New, split out from...
+ (collect_args): ...here.
+ (_cpp_push_text_context): Change inputs.
+ * cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
+ replace_args_and_push): New.
+ (lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
+ Don't use IS macros directly.
+ (scan_out_logical_line): Handle function-like macro argument
+ collection.
+ (push_replacement_text): Update.
+ (replacement_length): Remove.
+ (_cpp_create_trad_definition): Don't skip whitespace before
+ checking for '('.
+
+2002-06-09 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_mcu_types): Update for new devices.
+ * config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
+ (LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
+ * config/avr/avr.md ("type" and "length" attributes): New type
+ "xcall", length 1 or 2 if AVR_MEGA. Use in all patterns that
+ output a single "call" or "rcall" insn depending on device size.
+ * config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.
+
+2002-06-09 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
+ synonym for 630. Add power4. Remove embedded processors. Use -m604
+ assembler option.
+ (CPP_CPU_SPEC): Add power3 and power4.
+ (PROCESSOR_DEFAULT): Change to 604e.
+ * config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
+ (CPP_CPU_SPEC): Similar additions.
+ (enum process_type): Add POWER4.
+ (RTX_COSTS): Add POWER4.
+ (CPP_CPU_SPEC): Similar additions.
+ * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
+ (PROCESSOR_DEFAULT64): Define.
+ * config/rs6000/rs6000.c (rs6000_override_options): Add power4.
+ (rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
+ branch adjustment.
+ (rs6000_issue_rate): Add Power4.
+ * config/rs6000/rs6000.md (cpu attr): Add power4.
+ (iu compare): Remove 604, 604e, 620, 630.
+ Add basic Power4 scheduling information.
+ (mfcr/mtcrf): Change type attribute to cr_logical.
+
+2002-06-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gengtype.h (error_at_line): Use PARAMS, not VPARAMS. Add
+ ATTRIBUTE_PRINTF_2.
+ * gengtype-lex.l: Fix format specifier warning.
+
+ * genautomata.c: Don't include ctype.h or limits.h. Use ISSPACE,
+ not isspace.
+ * gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
+ lieu of isspace/IDchar.
+ * gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
+ * read-rtl.c: Likewise for ctype.h. Don't define ISDIGIT or
+ ISSPACE.
+
+2002-06-08 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (LIBCPP_OBJS): Take out version.o.
+ * cpphash.h (cpp_reader): Take out print_version member.
+ * cppinit.c: (cpp_handle_option): Don't do anything with
+ -version. Just set help_only for --version, --target-help.
+ Just set verbose option for -v.
+ (cpp_post_options): Don't print a version string.
+
+2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
+ (avr_section_type_flags): New, handle .noinit* sections.
+
+2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
+ and include netbsd_entry_point.
+ (SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
+ (NETBSD_ENTRY_POINT): Define.
+
+2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
+ if not already defined.
+ (EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.
+
+2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_regs_to_save): No need to save any registers
+ in a noreturn function.
+ (avr_output_function_prologue, avr_output_function_epilogue):
+ Correct function size calculation. Do not crash on empty function.
+ (avr_output_function_epilogue): No need for epilogue after a BARRIER.
+
+2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
+ netbsd_link_spec and netbsd_entry_point.
+ (LINK_SPEC): Use %(netbsd_link_spec).
+ (NETBSD_ENTRY_POINT): Define.
+
+2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
+ linker emulation.
+ (LINK_ARCH64_SPEC): Likewise.
+ (LINK_SPEC, NETBSD_ENTRY_POINT): Define.
+ (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.
+
+2002-06-08 Marc Espie <espie@openbsd.org>
+
+ * lists.c (free_list): Fix typo in comment.
+
+2002-06-08 Andreas Jaeger <aj@suse.de>
+
+ * lcm.c (optimize_mode_switching): Add unused attribute for
+ variable.
+
+ * sched-deps.c (sched_analyze): Remove unused variable.
+
+2002-06-08 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * diagnostic.def: Don't capitalize diagnostict descriptors.
+
+2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/m68k/netbsd-elf.h (EXTRA_SPECS): Add netbsd_entry_point.
+ (LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
+ (NETBSD_ENTRY_POINT): Define.
+
+2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/i386/netbsd-elf.h (LINK_SPEC): Define as
+ NETBSD_LINK_SPEC_ELF.
+ (SUBTARGET_EXTRA_SPECS): Add netbsd_entry_point.
+ (NETBSD_ENTRY_POINT): Define.
+ * config/i386/netbsd64.h (LINK_SPEC): Use %(netbsd_link_spec).
+ (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and
+ netbsd_entry_point.
+ (NETBSD_ENTRY_POINT): Define.
+
+2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/alpha/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
+ netbsd_link_spec and netbsd_entry_point.
+ (LINK_SPEC): Use %(netbsd_link_spec).
+ (NETBSD_ENTRY_POINT): Define.
+
+2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/netbsd-elf.h (LINK_SPEC): Rename to...
+ (NETBSD_LINK_SPEC_ELF): ...this. Use %(netbsd_entry_point)
+ to specify program entry point.
+
+2002-06-07 Jeff Law <law@redhat.com
+
+ * emit-rtl.c (init_emit): Add hard registers to regno_reg_rtx.
+ * combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
+ than creating a new register.
+ (distribute_notes): Likewise.
+ * df.c (df_reg_use_gen): Likewise.
+ (df_reg_clobber_gen): Likewise.
+ (df_ref_record): Likewise.
+ * expr.c (use_regs): Likewise.
+ * flow.c (propagate_one_insn): Likewise.
+ (mark_set_1): Likewise.
+ (mark_used_reg): Likewise.
+ * reload.c (emit_reload_insns): Likewise.
+
+2002-06-07 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_gen_relational): Simplify RTL of the form
+ (ne (comp x y) 0) into (comp x y) where comp is a comparison code.
+ Simplify (eq (comp x y) 0) into (revcomp x y) if the sense of the
+ comparison code comp can be reversed.
+
+2002-06-07 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) [EQ_EXPR]: Place both integer and real
+ constants last in comparisons. Optimize (x+1.0)>0.0 into the
+ equivalent x > -1.0 when -ffast-math.
+
+2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (mips*-*-netbsd*): Add mips/t-netbsd to ${tmake_file}.
+ * config/mips/t-netbsd: New file.
+
+2002-06-07 Zack Weinberg <zack@codesourcery.com>
+
+ * cppinit.c (COMMAND_LINE_OPTIONS): Give all relevant -W
+ options their own entries.
+ (parse_option): Clarify comment.
+ (cpp_handle_option): Remove 'ignore' parameter and OPT_W
+ special case. Replace if/strcmp chain for -W options with
+ use of new OPT_* entries for them.
+ (cpp_handle_options): Update to match.
+ * cpplib.h: Remove last parameter to cpp_handle_option from prototype.
+ * c-decl.c: Update call to cpp_handle_option.
+
+2002-06-07 Akim Demaille <akim@epita.fr>
+
+ * gengtype-yacc.y (optionseqopt): Add the ending `;' to the action.
+ Whitespace changes.
+
+2002-06-07 Jeffrey Law <law@redhat.com>
+
+ * sched-deps.c (free_deps): Avoid calling free_INSN_LIST_list
+ on empty lists.
+
+2002-06-07 H.J. Lu (hjl@gnu.org)
+
+ * configure.in: Add --enable-__cxa_atexit.
+ * configure: Regenerated.
+ * config.in: Likewise.
+
+ * defaults.h (DEFAULT_USE_CXA_ATEXIT): New. Defined to be 0 if
+ not defined.
+
+2002-06-07 Gabriel Dos Reis <gdr@merlin.nerim.net>
+
+ * diagnostic.c (diagnostic_build_prefix): Fix initialization.
+
+2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/mips/netbsd.h (CACHE_FLUSH_FUNC): Define.
+
+2002-06-07 Jason Merrill <jason@redhat.com>
+
+ * cppexp.c (num_equality_op): Use a temporary variable to work
+ around gcc 3.0.4 bug.
+
+2002-06-07 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * diagnostic.c (diagnostic_build_prefix): Tidy.
+
+2002-06-07 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
+ scan_parameters, save_replacement_text, replacement_length): New.
+ (scan_out_logical_line): Take a macro and save parameters if
+ non-NULL.
+ (_cpp_logical_line_trad): Update.
+ (_cpp_create_trad_definition): Update to handle function-like
+ macros.
+ * cpplex.c (new_buff): Update.
+ (struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
+ * cpphash.h: ...here.
+ (CPP_ALIGN2, _cpp_save_parameter): New.
+ * cppmacro.c (save_parameter): Rename, export.
+ (parse_params): Update.
+
+2002-06-07 Andreas Jaeger <aj@suse.de>
+
+ * config/mmix/mmix.c: Remove extra broken prototype for
+ mmix_init_machine_status.
+
+2002-06-06 Geoffrey Keating <geoffk@redhat.com>
+
+ * gengtype.c: Add comments before all the routines.
+
+2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (sh5*-*-netbsd*): Remove sh/t-netbsd-sh5-32
+ from and add t-sh64 to ${tmake_file}.
+ (sh64*-*-netbsd*): Add t-sh64 to ${tmake_file}.
+ * config/sh/t-netbsd-sh5 (LIB1ASMFUNCS): Remove.
+ * config/sh/t-netbsd-sh5-32: Remove.
+ * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Use
+ MULTILIB_ENDIAN.
+ (MULTILIB_DIRNAMES): Define.
+
+Thu Jun 6 23:14:46 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (and promoting splitters): Disable QI to SImode promoting
+ when doing so changes immediate to be 32bit.
+
+ * rtl.h (emit_*_scope): Declare.
+ * emit-rtl.c (emit_*_scope): New global functions.
+ (try_split): Copy scope.
+ * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
+ noce_try_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
+ noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
+ noce_process_if_block, find_cond_trap): Copy scopes.
+ * recog.c (peephole2_optimize): likewise.
+
+2002-06-06 Jeffrey Law <law@redhat.com>
+
+ * h8300.h (OK_FOR_U): Fix thinko exposed by flag checking.
+
+Thu Jun 6 21:06:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * gengtype-lex.l (INITIAL): New rule for "'"("\\".|[^\\])"'".
+
+2002-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in (TEXI_GCCINSTALL_FILES): Define.
+ ($(docdir)/gccinstall.info): New target.
+ (info): Depend on it.
+ (gccinstall.dvi): New target.
+ (dvi): Depend on it.
+ * doc/.cvsignore: Ignore new info files.
+ * doc/install.texi (@setfilename): Reflect new info filename.
+
+Thu Jun 6 15:57:23 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (machine_dependent_reorg): Don't set RTX_UNCHANGING_P
+ on an UNSPEC.
+
+Thu Jun 6 07:17:43 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ PR objc/6834
+ * objc/objc-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define to be
+ c_common_get_alias_set.
+ (LANG_HOOKS_SAFE_FROM_P): Define to be c_safe_from_p.
+
+2002-06-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): New
+ functions.
+ * rtl.h (get_first_nonnote_insn, get_last_nonnote_insn): Declare.
+ * avr/avr.c (avr_output_function_epilogue): Use above to determine
+ function size.
+ * pa/pa.c (pa_output_function_prologue): Likewise.
+
+2002-06-05 David S. Miller <davem@redhat.com>
+
+ * integrate.c (subst_constants): Handle 'B' RTL format.
+
+2002-06-05 Eric Christopher <echristo@redhat.com>
+
+ * varasm.c (make_decl_rtl): Fix comment for removed
+ halfpic.c.
+
+2002-06-05 Eric Christopher <echristo@redhat.com>
+
+ * Makefile.in: Remove missed halfpic bits.
+
+2002-06-05 Eric Christopher <echristo@redhat.com>
+
+ * toplev.c: Remove half-pic.
+ * config/mips/mips.c: Ditto.
+ * config/mips/mips.h: Ditto. Remove unused defines.
+ * config/mips/openbsd.h: Update comment to reflect above.
+ * config/mips/mips.md: Remove half-pic constraints.
+ * halfpic.h: Delete.
+ * halfpic.c: Ditto.
+
+2002-06-05 Jeffrey Law <law@redhat.com>
+
+ * pa.h (EXTRA_CONSTRAINT, T case): Further refine so that it
+ rejects (mem (lo_sum (reg) (unspec))), but will allow
+ (mem (lo_sum (reg) (symbol_ref)) for PA2.0.
+
+2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (_cpp_create_definition): Update prototype.
+ (_cpp_push_text_context, _cpp_create_trad_definition): New.
+ ( cpp_lex_identifier_trad): New.
+ (_cpp_set_trad_context): New.
+ * cppinit.c (cpp_finish_options): Don't conditionalize builtins.
+ * cpplib.c (SEEN_EOL): Update.
+ (lex_macro_node): Update for -traditional.
+ (cpp_push_buffer, _cpp_pop_buffer): Similarly.
+ * cppmacro.c (_cpp_create_definition): Split into
+ create_iso_definition() and _cpp_create_trad_definition().
+ (warn_of_redefinition): Update prototype; handle traditional
+ macros.
+ (_cpp_push_text_context): New.
+ * cpptrad.c (skip_whitespace, push_replacement_text): New.
+ (lex_identifier): Call ht_lookup with correct start.
+ (_cpp_lex_identifier_tradm _cpp_create_trad_definition,
+ _cpp_set_trad_context): New.
+ (scan_out_logical_line): Update to handle changing contexts.
+
+Wed Jun 5 20:42:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config.gcc (sh-*-elf*, sh64*-*-elf*): Unify.
+ (shl*-*-elf*): Add.
+ * config/sh/t-be (MULTILIB_ENDIAN): Set.
+ * config/sh/t-le (MULTILIB_ENDIAN): Likewise.
+ * t-sh (MULTILIB_ENDIAN): Set.
+ (MULTILIB_OPTIONS): Use it.
+ * t-sh64 (MULTILIB_OPTIONS): Likewise.
+ (MULTILIB_DIRNAMES): Likewise.
+
+2002-06-05 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * toplev.h (report_error_function): Remove.
+
+ * diagnostic.h (location_t): New datatype.
+ (text_info): Likewise.
+ (diagnostic_info): Likewise.
+ (output_prefix): New macro.
+ (diagnostic_last_function_changed): Likewise.
+ (diagnostic_set_last_function): Likewise.
+ (diagnostic_last_module_changed): Likewise.
+ (diagnostic_set_last_module): Likewise.
+ (report_diagnostic): Now macro.
+ (diagnostic_set_info): Declare.
+
+ * diagnostic.c (report_problematic_module): Rename to
+ diagnostic_repor_current_module.
+ (set_diagnostic_context): Remove.
+ (count_error): Rename to diagnostic_error_count.
+ (error_function_changed): Remove.
+ (record_last_error_function): Likewise.
+ (error_module_changed): Likewise.
+ (record_last_error_module): Likewise.
+ (context_as_prefix): Rename to diagnostic_build_prefix.
+ (flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
+ (diagnostic_set_info): New function.
+
+ * objc/objc-act.c: #include diagnostic.h
+ (error_with_ivar): Adjust call to count_error.
+ (warn_with_method): Likewise.
+ * objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
+
+2002-06-05 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_build_va_list): Use
+ lang_hooks.types.make_type instead of make_node; set up
+ __va_list_tag type decl.
+ (xtensa_builtin_saveregs): Remove broken use of
+ RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
+ for saved registers; add varargs alias set.
+
+2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
+
+config:
+ * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
+ * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
+ CPP_PREDEFINES and part of CPP_SPEC.
+ i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
+ i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
+
+Wed Jun 5 15:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
+
+2002-06-05 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
+
+2002-06-04 Zack Weinberg <zack@codesourcery.com>
+
+ * gengtype-yacc.y: Make sure all rules end with a semicolon.
+
+2002-06-04 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
+ typo in function prototype and include "ggc.h" header.
+
+2002-06-04 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
+ (print_operand) ['U']: Likewise.
+ (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
+ (alpha_expand_unaligned_store_words): Likewise.
+ (alpha_expand_builtin_vector_binop): Fix typo.
+ (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
+ umulh, and cix insns.
+ (one_arg_builtins): Add cix builtins.
+ (two_arg_builtins): Add ext, ins, msk, umulh builtins.
+ (alpha_expand_builtin): Fix typo in arity.
+ * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
+ (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
+ builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
+ builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
+ builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
+ builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
+ builtin_ctlz, builtin_ctpop): New.
+ * doc/extend.texi (Alpha Built-in Functions): Update.
+
+2002-06-04 Geoffrey Keating <geoffk@redhat.com>
+
+ * gengtype.c (write_gc_root): Don't unnecessarily prevent
+ global variable-length arrays being roots.
+
+ * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
+ * configure.in (config_gtfiles): New variable.
+ (all_gtfiles): Initialize from config_gtfiles.
+ * configure: Regenerate.
+
+2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
+
+config/i386:
+ * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
+ i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
+ mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
+ sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
+ win32.h (CPP_SPEC): Remove cpp_cpu.
+ * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
+ (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
+
+2002-06-04 Janis Johnson <janis187@us.ibm.com>
+
+ * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
+
+2002-06-04 Jeff Law <law@redhat.com.
+ David Edelsohn <edelsohn@gnu.org>
+ Michael Matz <matz@kde.org>
+
+ * sched-int.h (struct deps): New field libcall_block_tail_insn.
+ * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
+ * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
+ is set, then mark the current insn as being part of a libcall
+ scheduling group.
+ (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
+
+ * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
+ insns against the issue rate.
+
+Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
+ * final.c (final_scan_insn): Likewise.
+ * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
+ NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
+ * haifa-sched.c (unlink_other_notes): Likeewise.
+ (reemit_notes): Likewise.
+ * print-rtl.c (print_rtx): Likewise.
+ * sched-deps (sched-analyze): Likewise.
+ * rtl.c (note_insn_name): Likewise.
+ * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
+ (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
+ (RANGE_*): Kill.
+
+2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * varasm.c (mark_constants): Handle RTX format 'B'.
+
+2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
+ (struct cpp_context): Add traditional fields.
+ * cppmacro.c (paste_all_tokens, push_ptoken_context,
+ push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
+ * cpptrad.c (skip_comment, lex_identifier,
+ _cpp_read_logical_line_trad, scan_out_logical_line): Update.
+
+2002-06-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gbl-ctors.h: Fix formatting.
+ * gcc.c: Likewise.
+ * gccspec.c: Likewise.
+ * gcov.c: Likewise.
+ * gcov-io.h: Likewise.
+ * gcse.c: Likewise.
+ * ggc-common.c: Likewise.
+ * ggc.h: Likewise.
+ * ggc-page.c: Likewise.
+ * ggc-simple.c: Likewise.
+ * global.c: Likewise.
+ * graph.h: Likewise.
+ * gthr-dce.h: Likewise.
+ * gthr.h: Likewise.
+ * gthr-posix.h: Likewise.
+ * gthr-rtems.h: Likewise.
+ * gthr-solaris.h: Likewise.
+ * gthr-win32.h: Likewise.
+
+2002-06-03 Geoffrey Keating <geoffk@redhat.com>
+
+ Merge from pch-branch:
+
+ * gengtype.h (UNION_OR_STRUCT_P): New macro.
+ * gengtype.c (write_gc_structure_fields): Use it.
+ (write_gc_root): Use it here too.
+
+ * gengtype.c (write_gc_structure_fields): Assume that lengths
+ of typenames fit into an 'int'; don't pass a size_t to "%d" in
+ printf.
+ (write_gc_marker_routine_for_structure): Likewise.
+ (write_gc_types): Likewise.
+ (write_gc_root): Likewise.
+
+ * varray.h (VARRAY_CLEAR): New.
+ (varray_clear): Prototype.
+ * varray.c (varray_clear): New.
+ * cselib.c (reg_values_old): New.
+ (used_regs_old): New.
+ (cselib_init): Use cached varrays if available to avoid
+ generating large amounts of garbage.
+ (cselib_finish): Don't throw away old varrays.
+
+ * final.c (insn_addresses_): Move out of ifdef.
+
+ * varray.c (uses_ggc): Make more varray kinds GCable.
+ * varray.h (union varray_data_tag): Let gengtype see
+ fields 'generic' and 'te'.
+ * reg-stack.c: Include gt-reg-stack.h, ggc.h.
+ (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
+ (reg_to_stack): Don't call VARRAY_FREE.
+ * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
+ (insn_addresses_): Use gengtype to mark.
+ * gengtype.c (write_gc_structure_fields): Handle arrays of generic
+ pointers; handle generic pointers in unused union fields.
+ (get_output_file_with_visibility): Include cselib.h,
+ insn-addr.h in gtype-desc.c.
+ * function.c (prologue): Use gengtype to mark.
+ (epilogue): Likewise.
+ (sibcall_epilogue): Likewise.
+ * dependence.c: Include gt-dependence.h, ggc.h.
+ (struct def_use): Use gengtype to mark.
+ (struct loop): Likewise.
+ (struct induction): Likewise.
+ (struct dependence): Likewise.
+ (def_use_chain): Likewise.
+ (dep_chain): Likewise.
+ (loop_chain): Likewise.
+ (induction_chain): Likewise.
+ (init_dependence_analysis): Don't free anything, just clear pointers.
+ (build_def_use): Use GGC to allocate def_use.
+ (add_loop): Use GGC to allocate loop.
+ (find_induction_variable): Use GGC to allocate induction.
+ (check_node_dependence): Use GGC to allocate induction, dependence.
+ (dump_node_dependence): Don't free varrays.
+ (end_dependence_analysis): Likewise.
+ * cselib.h (struct cselib_val_struct): Use gengtype to mark.
+ (struct elt_loc_list): Likewise.
+ (struct elt_list): Likewise.
+ * cselib.c: Don't include obstack.h.
+ (hash_table): Use gengtype to mark.
+ (reg_values): Use gengtype to mark.
+ (used_regs): Use gengtype to mark.
+ (cselib_obstack): Delete.
+ (cselib_startobj): Delete.
+ (empty_vals): Mark as deletable.
+ (empty_elt_lists): Mark as deletable.
+ (empty_elt_loc_lists): Mark as deletable.
+ (new_elt_list): Use GGC to allocate struct elt_list.
+ (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
+ (clear_table): Don't delete obstack; don't unnecessarily clear
+ deletable variables.
+ (new_cselib_val): Use GGC to allocate struct cselib_val.
+ (cselib_init): Don't set up obstacks. Use GGC to allocate
+ hash table.
+ (cselib_finish): Just clear variables, don't free anything.
+ * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
+ (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
+ (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
+ (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
+ (gt-reg-stack.h): New rule.
+ (gt-dependence.h): New rule.
+ (gtype-desc.o): Add cselib.h, insn-addr.h.
+
+ * varray.c: Use only necessary headers.
+ (element_size): New.
+ (uses_ggc): New.
+ (varray_init): Take type, not size. Use GGC if appropriate.
+ (varray_grow): Update for change to struct varray_head_tag.
+ Use GGC if appropriate.
+ * varray.h (struct const_equiv_data): Use gengtype.
+ (enum varray_data_enum): New.
+ (union varray_data_tag): Use gengtype.
+ (struct varray_head_tag): Use gengtype. Replace size field with
+ enum varray_data_enum.
+ (varray_init): Update prototype.
+ (VARRAY_SCHED_INIT): Delete.
+ (VARRAY_*_INIT): Update for change to varray_init.
+ (VARRAY_SCHED): Delete.
+ (VARRAY_PUSH_SCHED): Delete.
+ (VARRAY_TOP_SCHED): Delete.
+ * tree.h: Update for change to length specifier.
+ * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
+ (clone_body): Likewise.
+ * ssa.h (ssa_definition): Use gengtype to mark.
+ * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
+ * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
+ * rtl.h (struct rtvec_def): Update for change to length specifier.
+ * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
+ (struct initial_value_struct): Update for change to length specifier.
+ * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
+ (ggc_add_tree_varray_root): Delete prototype.
+ (ggc_mark_rtx_varray): Delete prototype.
+ (ggc_mark_tree_varray): Delete prototype.
+ * ggc-common.c (ggc_add_rtx_varray_root): Delete.
+ (ggc_add_tree_varray_root): Delete.
+ (ggc_mark_rtx_varray): Delete.
+ (ggc_mark_tree_varray): Delete.
+ (ggc_mark_rtx_varray_ptr): Delete.
+ (ggc_mark_tree_varray_ptr): Delete.
+ * gengtype.h (enum typekind): Remove TYPE_VARRAY.
+ (create_varray): Delete prototype.
+ * gengtype.c (varrays): Delete.
+ (create_varray): Delete.
+ (adjust_field_type): Detect array of string pointers.
+ (process_gc_options): Remove code to handle varray_type option.
+ (set_gc_used_type): Remove TYPE_VARRAY case.
+ (output_escaped_param): New.
+ (write_gc_structure_fields): Use output_escaped_param on all
+ parameters. Handle 'skip' with 'use_param' option. Handle
+ arrays of strings. Remove TYPE_VARRAY handling.
+ (write_gc_roots): Use boolean to detect 'length' option.
+ * gengtype-yacc.y (VARRAY_TYPE): Delete token.
+ (struct_fields): Call adjust_field_type on array fields.
+ (type): Remove VARRAY_TYPE case.
+ (type_option): Likewise.
+ * gengtype-lex.l: Don't consider varray_type a keyword.
+ * function.h: Update for change to length specifier.
+ (free_eh_status): Delete prototype.
+ * function.c (free_after_compilation): Don't call free_eh_status.
+ (reorder_blocks): Don't use VARRAY_FREE.
+ * except.c (struct eh_status): Update for change to length specifier.
+ remove varray_type specifier.
+ (free_eh_status): Delete.
+ * dwarf2out.c: Include gt-dwarf2out.h.
+ (used_rtx_varray): Use gengtype to mark, move
+ outside ifdefs.
+ (incomplete_types): Likewise.
+ (decl_scope_table): Likewise.
+ (dwarf2out_init): Don't call ggc_add_tree_varray_root.
+ * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
+ * c-tree.h (struct lang_type): Update for change to length specifier.
+ * c-parse.in (yylexstring): Don't use VARRAY_FREE.
+ * c-objc-common.c: Include gt-c-objc-common.h.
+ (deferred_fns): Mark for gengtype.
+ (c_objc_common_init): Don't call ggc_add_tree_varray_root.
+ (expand_deferred_fns): Just set deferred_fns to 0 to free it.
+ * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
+ (gtype-desc.o): Update dependencies.
+ (dwarf2out.o): Add gt-dwarf2out.h.
+ (varray.o): Update dependencies.
+ (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
+ (gt-c-objc-common.h): New rule.
+ (gt-dwarf2out.h): New rule.
+ * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
+
+ * doc/gty.texi (GTY Options): Correct spelling.
+ (GGC Roots): Likewise.
+ * Makefile.in (TEXI_CPP_FILES): New.
+ (TEXI_GCC_FILES): New.
+ (TEXI_GCCINT_FILES): New.
+ (TEXI_CPPINT_FILES): New.
+ ($(docdir)/cpp.info): Use new macros.
+ ($(docdir)/gcc.info): Likewise.
+ ($(docdir)/gccint.info): Likewise.
+ ($(docdir)/cppinternals.info): Likewise.
+ (cpp.dvi): Likewise.
+ (gcc.dvi): Likewise.
+ (gccint.dvi): Likewise.
+ (cppinternals.dvi): Likewise.
+
+ * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
+ * doc/gccint.texi (Top): Include gty.texi.
+ * doc/gty.texi: New file.
+
+ * bitmap.c: Include ggc.h, gt-bitmap.h.
+ (bitmap_ggc_free): New.
+ (bitmap_elem_to_freelist): New.
+ (bitmap_element_free): Use bitmap_elem_to_freelist.
+ (bitmap_element_allocate): Allow use of GGC.
+ (bitmap_clear): Use bitmap_elem_to_freelist.
+ (bitmap_copy): Update for change to bitmap_element_allocate.
+ (bitmap_set_bit): Likewise.
+ (bitmap_operation): Update for changes elsewhere.
+ (bitmap_initialize): Allow to create bitmaps that will use GGC.
+ * bitmap.h (struct bitmap_element_def): Use gengtype.
+ (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
+ (bitmap_initialize): Add extra parameter.
+ (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
+ (BITMAP_ALLOCA): Delete.
+ (BITMAP_XMALLOC): Update for change to bitmap_initialize.
+ (BITMAP_GGC_ALLOC): New.
+ * Makefile.in (gtype-desc.o): Add bitmap.h.
+ (bitmap.o): Add gt-bitmap.h, $(GGC_H).
+ (GTFILES): Add bitmap.c.
+ (gt-bitmap.h): New rule.
+ ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
+ * basic-block.h: Update for changes to bitmap_initialize.
+ * except.c (exception_handler_label_map): Move into...
+ (struct eh_status): Here.
+ (struct eh_region): Make 'aka' GCable.
+ (free_eh_status): Don't need to specially handle
+ exception_handler_label_map.
+ (add_ehl_entry): Update for changes to exception_handler_label_map.
+ (find_exception_handler_labels): Likewise.
+ (remove_exception_handler_label): Likewise.
+ (maybe_remove_eh_handler): Likewise.
+ (for_each_eh_label): Likewise.
+ (remove_eh_handler): Allocate 'aka' using GGC.
+ * gengtype.c (get_output_file_with_visibility): Add bitmap.h
+ to list of includes.
+
+ * gengtype.c (write_gc_marker_routine_for_structure): Name
+ the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
+ (write_gc_types): Arrange for the tests with NULL to be inlined.
+ (write_gc_roots): Update uses of procedure pointers.
+ * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
+
+ * Makefile.in (explow.o): Add dependency on gt-explow.h.
+ (sdbout.o): Add dependency on gt-sdbout.h.
+
+ * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
+ (mem_attrs_htab): Likewise.
+ (init_emit_once): Don't call ggc_add_deletable_htab.
+ * fold-const.c (size_htab): Use gengtype to clear unused entries.
+ (size_int_type_wide): Don't call ggc_add_deletable_htab.
+ * gengtype.c (finish_root_table): Add LASTNAME and TNAME
+ parameters, use them, change callers.
+ (write_gc_root): Add IF_MARKED parameter, use it, change callers.
+ (write_gc_roots): Handle 'if_marked' option.
+ (main): Don't need to call set_gc_used_type any more.
+ * ggc.h (ggc_htab_marked_p): Delete.
+ (ggc_htab_mark): Delete.
+ (struct ggc_cache_tab): New.
+ (gt_ggc_cache_rtab): New declaration.
+ * ggc-common.c (struct d_htab_root): Delete.
+ (d_htab_roots): Delete.
+ (ggc_add_deletable_htab): Delete.
+ (ggc_htab_delete): Handle new htab-deleting mechanism.
+ (ggc_mark_roots): Use new htab-deleting mechanism.
+ * tree.c (type_hash_table): Use gengtype to clear unused entries.
+ Make static.
+ (init_obstacks): Don't call ggc_add_deletable_htab.
+
+ * objc/objc-act.h (struct hashed_attribute): Use gengtype.
+ (struct hashed_entry): Likewise.
+ (nst_method_hash_list): Likewise.
+ (cls_method_hash_list): Likewise.
+ (HASH_ALLOC_LIST_SIZE): Delete.
+ (ATTR_ALLOC_LIST_SIZE): Delete.
+ * objc/objc-act.c (hash_init): Use ggc to allocate
+ nst_method_hash_list, cls_method_hash_list.
+ (hash_enter): Use ggc to allocate; allocate one entry at a time.
+ (hash_add_attr): Likewise.
+ (ggc_mark_hash_table): Delete.
+ (objc_act_parse_init): Delete.
+ (objc_init): Delete reference to objc_act_parse_init.
+ * tlink.c: Replace hash.h with hashtab.h. Explicitly include
+ obstack.h. Replace references to 'struct hash_table' with htab_t.
+ (struct symbol_hash_entry): Replace hash header with key field.
+ (struct file_hash_entry): Replace hash header with key field.
+ (struct demangled_hash_entry): Replace hash header with key field.
+ (hash_string_eq): New.
+ (hash_string_hash): New.
+ (symbol_hash_newfunc): Delete.
+ (symbol_hash_lookup): Modify to use htab_t.
+ (file_hash_newfunc): Delete.
+ (file_hash_lookup): Modify to use htab_t.
+ (demangled_hash_newfunc): Delete.
+ (demangled_hash_lookup): Modify to use htab_t.
+ (tlink_init): Modify to use htab_t.
+ * hash.h: Delete.
+ * hash.c: Delete.
+ * ggc.h: Delete forward structure declarations.
+ Delete prototypes for deleted functions.
+ * ggc-common.c: Don't include hash.h.
+ (ggc_add_tree_hash_table_root): Delete.
+ (ggc_mark_tree_hash_table_entry): Delete.
+ (ggc_mark_tree_hash_table): Delete.
+ (ggc_mark_tree_hash_table_ptr): Delete.
+ * gengtype.c (write_gc_structure_fields): Allow param_is option.
+ (write_gc_marker_routine_for_structure): Use visibility of
+ the parameter if there is one.
+ * function.c: Replace hash.h with hashtab.h. Replace references
+ to 'struct hash_table *' with htab_t.
+ (struct insns_for_mem_entry): Include a plain key.
+ (fixup_var_refs_insns_with_hash): Update to use htab_t.
+ (insns_for_mem_newfunc): Delete.
+ (insns_for_mem_hash): Update to use htab_t.
+ (insns_for_mem_comp): Likewise.
+ (insns_for_mem_walk): Likewise.
+ * c-lang.c: Include ggc.h.
+ * Makefile.in (OBJS): Remove hash.o.
+ (c-lang.o): Add GGC_H.
+ (COLLECT2_OBJS): Remove hash.o.
+ (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
+ (ggc-common.o): Remove hash.h.
+ (function.o): Remove hash.h, add HASHTAB_H.
+ (genautomata.o): Remove hash.h, add HASHTAB_H.
+
+ * varasm.c (mark_const_str_htab_1): Delete.
+ (mark_const_str_htab): Delete.
+ (const_str_htab_del): Delete.
+ (const_str_htab): Use gengtype to mark.
+ (init_varasm_once): Use gengtype to mark hashtables. Use GC to
+ allocate them.
+ * tree.c (mark_tree_hashtable_entry): Delete.
+ (mark_tree_hashtable): Delete.
+ * tree.h (mark_tree_hashtable): Delete prototype.
+ * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
+ (ggc_mark): Likewise.
+ (ggc_calloc): New.
+ (htab_create_ggc): New.
+ * ggc-common.c (ggc_calloc): New.
+ * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
+ (struct type): Add param_struct structure.
+ * gengtype.c (param_structs): New.
+ (adjust_field_type): Handle param_is option.
+ (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
+ (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
+ (write_gc_structure_fields): Add new PARAM parameter. Update
+ callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
+ (write_gc_marker_routine_for_structure): Add new PARAM parameter.
+ Use it to generate function name. Update callers.
+ (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
+ Process them.
+ (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
+ option.
+ (main): Define PTR as pointer-to-scalar. Don't specially
+ mark deferred_string or ehl_map_entry.
+ * gengtype-yacc.y (PARAM_IS): Add new token.
+ (externstatic): Use adjust_field_type.
+ (type_option): Add PARAM_IS.
+ * gengtype-lex.l: Add rule for typedef of function pointers.
+ Add rule for PARAM_IS.
+ (IWORD): Add size_t.
+ * except.c (exception_handler_label_map): Use gengtype to mark.
+ (type_to_runtime_map): Likewise.
+ (mark_ehl_map_entry): Delete.
+ (mark_ehl_map): Delete.
+ (init_eh): Use gengtype for roots; use GC to allocate hash tables.
+ (t2r_mark_1): Delete.
+ (t2r_mark): Delete.
+ * Makefile.in (gtype-desc.o): Correct dependencies.
+ (GTFILES): Add hashtab.h.
+ (genautomata.o): Actually uses hashtab.h.
+
+ * Makefile.in (stringpool.o): Add $(GGC_H).
+ (dwarf2asm.o): Likewise.
+ (GTFILES): Add hashtable.h.
+ * c-common.h (struct c_common_identifier): Use gengtype.
+ * c-decl.h (c_mark_tree): Delete.
+ * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
+ * c-tree.h (struct lang_identifier): Use gengtype.
+ (union lang_tree_node): New.
+ (c_mark_tree): Delete prototype.
+ * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
+ dwarf2_debug_hooks.
+ * gengtype-lex.l (IWORD): Allow 'bool'.
+ (ptr_alias): Match.
+ * gengtype-yacc.y (ALIAS): New token.
+ (type_option): New rule.
+ (option): Use type_option.
+ * gengtype.c (process_gc_options): New.
+ (set_gc_used_type): Use it.
+ (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
+ Add new variable 't' to hold the type of the field being processed.
+ Add more error checking. Use UNION_P when looking at 'desc' option.
+ Handle language-specific structures containing other
+ language-specific structures.
+ (write_gc_types): Handle 'ptr_alias' option.
+ (main): Don't need to specially output lang_type, lang_decl, lang_id2.
+ * ggc-common.c (ggc_pending_trees): Delete.
+ (ggc_mark_roots): Don't manipulate ggc_pending_trees.
+ (ggc_mark_trees): Delete.
+ (gt_ggc_m_tree_node): Delete.
+ * ggc.h (ggc_pending_trees): Delete.
+ (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
+ * hashtable.h (ht_identifier): Use gengtype.
+ * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
+ * langhooks.h (struct lang_hooks): Delete mark_tree.
+ * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
+ anyway.
+ * system.h: Poison LANG_HOOKS_MARK_TREE.
+ * tree.c (tree_node_structure): New.
+ * tree.h (struct tree_common): Use gengtype.
+ (struct tree_int_cst): Likewise.
+ (struct tree_real_cst): Likewise.
+ (struct tree_string): Likewise.
+ (struct tree_complex): Likewise.
+ (struct tree_vector): Likewise.
+ (struct tree_identifier): Likewise.
+ (struct tree_list): Likewise.
+ (struct tree_vec): Likewise.
+ (struct tree_exp): Likewise.
+ (struct tree_block): Likewise.
+ (struct tree_type): Likewise.
+ (struct tree_decl): Likewise.
+ (enum tree_structure_enum): New.
+ (union tree_node): Use gengtype, with an alias.
+ (tree_node_structure): Prototype.
+ * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
+
+ Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
+ macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
+ to LANG_HOOKS_FUNCTION_FINAL.
+ * Makefile.in (GTFILES): Add bitmap.h.
+ * except.c (struct eh_region): Mark field 'aka' to be skipped.
+
+ * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
+ (alpha_init_machine_status): Give proper type.
+ * Makefile.in (c-lang.o): Depend on gtype-c.h.
+ (optabs.o): Depend on gt-optabs.h.
+ (GTFILES): Add optabs.o.
+ (gt-optabs.h): Add rule.
+ * optabs.c: Include gt-optabs.h.
+
+ * gengtype.c (set_gc_used_type): Correct some errors in last change.
+ (write_gc_structure_fields): If a field which should be NULL is
+ not, abort.
+ * c-pragma.c: Move struct align_stack and variable alignment_stack
+ out from the ifdef.
+
+ * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
+ * config/xtensa/xtensa.c: Include gt-cris.h.
+ (struct machine_function): Use gengtype to mark.
+ * config/mmix/mmix.h (struct machine_function): Use gengtype
+ to mark.
+ * config/cris/t-cris: Add dependencies for gt-cris.h.
+ * config/cris/cris.c: Include gt-cris.h.
+ (struct machine_function): Use gengtype to mark.
+ * config/rs6000/rs6000.h (struct machine_function): Use gengtype
+ to mark.
+ * doc/tm.texi (Per-Function Data): Delete references to
+ mark_machine_status.
+ * config/ia64/ia64.c (ia64_override_options): Don't set
+ mark_machine_status.
+ * config/i386/i386.c (override_options): Likewise.
+ * config/d30v/d30v.c (d30v_init_expanders): Likewise.
+ * config/arm/arm.c (arm_init_expanders): Likewise.
+ * config/alpha/alpha.c (override_options): Likewise.
+ * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
+ * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
+ (write_gc_structure_fields): Don't handle 'really' option.
+ Handle 'maybe_null' option.
+ (write_gc_types): Handle 'maybe_null' option.
+ * function.h (struct function): Don't use "really".
+ (mark_machine_status): Delete declaration.
+ (mark_lang_status): Delete declaration.
+ (gt_ggc_mr_machine_function): Delete prototype.
+ (gt_ggc_mr_language_function): Delete prototype.
+ * function.c (mark_machine_status): Delete.
+ (mark_lang_status): Delete.
+ (gt_ggc_mr_machine_function): Delete.
+ (gt_ggc_mr_language_function): Delete.
+ * c-tree.h (mark_c_function_context): Delete prototype.
+ * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
+ * c-decl.c (struct language_function): Rename from struct
+ c_language_function. Update uses. Use gengtype to mark.
+ (mark_c_function_context): Delete.
+ * c-common.h (struct c_language_function): Rename from struct
+ language_function.
+ (mark_stmt_tree): Delete prototype.
+ (c_mark_lang_decl): Delete prototype.
+ (mark_c_language_function): Delete prototype.
+ * c-common.c (mark_stmt_tree): Delete.
+ (c_mark_lang_decl): Delete.
+ (mark_c_language_function): Delete.
+
+ * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
+ (lang_bitmap): New typedef. Use where appropriate.
+ (struct type): Add gc_used field, lang_struct field.
+ (UNION_P): New macro.
+ (new_structure): New prototype.
+ (find_structure): Remove 'pos' parameter. Change all callers.
+ * gengtype-lex.l: Update for changes to find_structure.
+ * gengtype-yacc.y (typedef_struct): Use new_structure.
+ (yacc_ids): Suppress warning.
+ (type): Use new_structure.
+ * gengtype.c (string_type): Update for changes to struct type.
+ (find_structure): Just find a structure, don't worry about
+ creating one.
+ (new_structure): New.
+ (note_yacc_type): Use new_structure.
+ (set_gc_used_type): New.
+ (set_gc_used): New.
+ (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
+ (write_gc_types): Handle TYPE_LANG_STRUCT.
+ (write_gc_marker_routine_for_structure): New.
+ (main): Call set_gc_used. Add some calls to set_gc_used_type
+ for places where GCC doesn't use gengtype properly yet.
+ * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
+ (gt_ggc_m_tree_node): Likewise.
+
+ * varasm.c (copy_constant): Call expand_constant if we hit
+ something we can't recognize.
+
+ * ggc-common.c (ggc_mark_rtvec_children): Delete.
+ (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
+ (lang_mark_false_label_stack): Delete.
+ * rtl.h (struct rtvec_def): Use gengtype to mark.
+ * ggc.h (ggc_mark_rtvec): Delete.
+ (gt_ggc_m_rtvec_def): Delete.
+ (ggc_mark_nonnull_tree): Delete.
+ (ggc_mark_rtvec_children): Delete prototype.
+ (lang_mark_false_label_stack): Delete declaration.
+
+ * gengtype.h (note_yacc_type): Add prototype.
+ * gengtype.c (note_yacc_type): New function.
+ * gengtype-lex.l: Add lexer support for yacc files.
+ * gengtype-yacc.y (start): Extract union from yacc files.
+ (yacc_union): New rule.
+ (yacc_typematch): New rule.
+ (yacc_ids): New rule.
+ (enum_items): Tweak for efficiency.
+ (optionseq): Likewise.
+
+ * c-common.h (struct language_function): Use gengtype.
+ (struct c_lang_decl): Likewise.
+ * c-tree.h (struct lang_decl): Likewise.
+ (struct lang_type): Likewise.
+ * c-decl.c (lang_mark_tree): Use generated marker routines to mark
+ tree language substructures.
+
+ * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
+ ggc_mark_tree.
+ * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
+
+ * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
+
+ * stmt.c (struct nesting): Add discriminator. Use gengtype to
+ mark. Remove 'data.block.cleanup_ptr' field.
+ (struct stmt_status): Use usual technique to mark struct nesting.
+ (gt_ggc_mr_nesting_cond): Delete.
+ (gt_ggc_mr_nesting_loop): Delete.
+ (gt_ggc_mr_nesting_block): Delete.
+ (gt_ggc_mr_nesting_case_stmt): Delete.
+ (expand_start_cond): Set discriminator.
+ (expand_start_loop): Likewise.
+ (expand_start_null_loop): Likewise.
+ (expand_start_bindings_and_block): Set discriminator. Don't set
+ deleted fields.
+ (expand_decl_cleanup): Replace 'cleanup_ptr' with
+ &thisblock->data.block.cleanups.
+ (expand_start_case): Set discriminator.
+ (expand_start_case_dummy): Set discriminator.
+
+ * ggc-callbacks.c: Remove.
+
+ * gengtype.h (struct type): Add 'u.s.bitmap' field.
+ (find_structure): Add 'pos' parameter.
+ * gengtype-lex.l: Update callers to find_structure.
+ * gengtype-yacc.y: Likewise.
+ * gengtype.c (find_structure): Allow for structures to be defined
+ in multiple language backends.
+ (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
+ (counter): Rename to gc_counter.
+ (write_gc_structure_fields): Fail when writing out fields for
+ an incomplete structure. Ignore arrays of scalars. Handle
+ 'tree_vec' special.
+ (write_gc_types): Reset counter for each procedure written.
+
+ * stmt.c (add_case_node): Use GGC to allocate struct case_node.
+ (free_case_nodes): Delete.
+ (expand_end_case_type): Delete call to free_case_nodes.
+
+ * Makefile.in (cselib.o): Include gt-<filename>.h.
+ (gcse.o): Likewise.
+ (profile.o): Likewise.
+ (alias.o): Likewise.
+ (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
+ alphabetize backend files.
+ (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
+ * alias.c: Use gengtype for roots.
+ * c-common.h (struct stmt_tree_s): Use gengtype.
+ * c-decl.c: Use gengtype for roots.
+ * cselib.c: Use gengtype for roots.
+ * expr.c: Use gengtype for roots.
+ * fold-const.c: Use gengtype for roots.
+ * gcse.c: Use gengtype for roots.
+ * gengtype-lex.l: Handle typedefs of function types.
+ Allow for empty array bounds.
+ Allow processing to stop on initializers.
+ * gengtype-yacc.y (externstatic): Stop processing on initializers.
+ (semiequal): New rule.
+ * gengtype.c (create_file): Tidy output files.
+ (get_output_file_with_visibility): Fix paren warning. Fix bug
+ involving multiple input files mapping to one output file.
+ (write_gc_structure_fields): Skip arrays of scalars.
+ (write_gc_types): Tidy output files.
+ (write_gc_root): New function.
+ (write_gc_roots): Fix bugs, add support for roots that are
+ structures.
+ * ggc-common.c (ggc_mark_rtx_ptr): Delete.
+ (ggc_mark_tree_ptr): Delete.
+ (ggc_add_rtx_root): Delete.
+ (ggc_add_tree_root): Delete.
+ (ggc_del_root): Delete.
+ * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
+ allocate struct initial_value_struct.
+ * profile.c: Use gengtype for roots.
+ * sdbout.c: Use gengtype for roots.
+ * varasm.c (mark_weak_decls): Delete unused prototype.
+ (mark_const_hash_entry): Delete unused function.
+ * config/darwin-protos.h: Use gengtype for roots.
+ (machopic_add_gc_roots): Delete.
+ * config/arm/arm.c: Use gengtype for roots.
+ * config/arm/arm.h: Use gengtype for roots.
+ * config/c4x/c4x-protos.h: Use gengtype for roots.
+ * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
+ * config/d30v/d30v-protos.h: Use gengtype for roots.
+ * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
+ * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
+ * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
+ * config/ia64/ia64-protos.h: Use gengtype for roots.
+ * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
+ * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
+ * config/m68hc11/m68hc11.c (z_reg): Make global.
+ (z_reg_qi): Make global.
+ (m68hc11_add_gc_roots): Delete.
+ * config/mcore/mcore-protos.h: Use gengtype for roots.
+ * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
+ * config/mips/mips.c (mips_add_gc_roots): Delete.
+ * config/mips/mips.h: Use gengtype for roots.
+ * config/mmix/mmix.c (override_options): Use gengtype for roots.
+ * config/mmix/mmix.h: Use gengtype for roots.
+ * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
+ * config/mn10200/mn10200.h: Use gengtype for roots.
+ * config/pa/pa.c: Use gengtype for roots, marking.
+ (struct deferred_plabel): Use GGC, gengtype.
+ (pa_add_gc_roots): Delete.
+ (mark_deferred_plabels): Delete.
+ * config/pj/pj-protos.h: Use gengtype for roots.
+ * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
+ * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
+ machopic_add_gc_roots.
+ * config/rs6000/rs6000.h: Use gengtype for roots.
+ * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
+ (gt-darwin.h): Add rule.
+ * config/sh/sh.c: Use gengtype for roots.
+ * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
+ (gt-sh.h): Add rule.
+ * config/sparc/sparc.c: Use gengtype for roots.
+ (sparc_add_gc_roots): Delete.
+ (struct ultrasparc_pipeline_state): Use GGC, gengtype.
+ (mark_ultrasparc_pipeline_state): Delete.
+ * config/sparc/sparc.h: Use gengtype for roots.
+
+ * Makefile.in (c-parse.o): Update dependencies.
+ (c-common.o): Likewise.
+ (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
+ Add dependencies for the files they generate.
+ * c-common.c: Replace ggc_add_* uses with GTY annotations.
+ * c-common.h: Likewise.
+ * c-decl.c: Likewise.
+ (gt_ggc_mp_binding_level): Delete.
+ * c-lang.c: Include gtype-c.h.
+ * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
+ gt-c-parse.h.
+ * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
+ (gt_ggc_mp_align_stack): Delete.
+ * c-tree.h: Replace ggc_add_* uses with GTY annotations.
+ * function.c: Replace ggc_add_* uses with GTY annotations.
+ (gt_ggc_mp_function): Delete.
+ * function.h: Replace ggc_add_* uses with GTY annotations.
+ * gengtype.c (lang_names): New.
+ (NUM_BASE_FILES): New.
+ (open_base_files): Create language base files.
+ (startswith): New.
+ (get_file_basename): New.
+ (get_base_file_bitmap): New.
+ (get_output_file_with_visibility): Rename from get_output_file.
+ Add more mappings for various C/Objc filenames.
+ (finish_root_table): New.
+ (write_gc_roots): Handle dependencies and scoping properly.
+ * gengtype.h: Add prototypes for new functions.
+ * ggc-common.c (struct deletable_root): Delete.
+ (deletables): Delete.
+ (ggc_add_deletable_root): Delete.
+ (ggc_mark_roots): No need to deal with deleted functionality.
+ * ggc.h (ggc_add_deletable_root): Delete prototype.
+ * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
+ (gtype-objc.h): Add rule to create.
+ * objc/config-lang.in (gtfiles): New.
+ * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
+ ggc_add_* with GTY markers. Include gtype-objc.h.
+ (ggc_mark_imp_list): Delete.
+ * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
+ * objc/objc-lang.c: Random Whitespace Change.
+
+ * except.h (exception_handler_labels): Delete.
+ (get_exception_handler_labels): New.
+ * except.c (exception_handler_labels): Delete.
+ (struct eh_status): Add exception_handler_labels field.
+ (doing_eh): Don't add exception_handler_labels as root.
+ (free_eh_status): Don't need to free exception_handler_labels.
+ (get_exception_handler_labels): New.
+ (find_exception_handler_labels): Update for move of
+ exception_handler_labels.
+ (remove_exception_handler_label): Likewise.
+ * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
+ * jump.c (rebuild_jump_labels): Likewise.
+ * loop.c (find_and_verify_loops): Likewise.
+ * sched-rgn.c (is_cfg_nonregular): Likewise.
+
+ * gengtype.c (write_gc_structure_fields): Handle variable-length
+ TYPE_ARRAYs.
+
+ * varasm.c (struct weak_syms): Use GGC, gengtype.
+ (mark_weak_decls): Delete.
+ (weak_decls): Likewise.
+ (add_weak): Likewise.
+ (remove_from_pending_weak_list): Likewise.
+ (init_varasm_once): Likewise.
+
+ * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
+ (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
+ stor-layout.c, regclass.c, and lists.c.
+ Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
+ gt-regclass.h and gt-lists.h on s-gtype.
+ * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
+ * except.c: Use gengtype for roots.
+ * explow.c: Use gengtype for roots. Include gt-explow.h.
+ * expr.h (init_stor_layout_once): Delete prototype.
+ * function.c: Use gengtype for roots.
+ * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
+ * gengtype-yacc.y (start): Can also be an externstatic.
+ (externstatic): New production.
+ (struct_fields): Correct array bounds inversion for 2-d arrays.
+ * gengtype.c (variables): New variable.
+ (note_variable): New function.
+ (get_output_file): Include libfuncs.h into gtype-desc.c.
+ (get_output_file_name): New function.
+ (write_gc_structure_fields): Suppress warnings.
+ (write_gc_types): Make static.
+ (put_mangled_filename): New function.
+ (write_gc_roots): New function.
+ (main): Call write_gc_roots.
+ * gengtype.h (note_variable): Prototype.
+ (get_output_file_name): Prototype.
+ (write_gc_types): Delete prototype.
+ * ggc.h: Clean up unnecessary structure predefinitions.
+ (struct ggc_root_tab): Define.
+ (gt_ggc_m_rtx_def): Make function, not macro.
+ (gt_ggc_m_tree_node): Likewise.
+ * libfuncs.h: Use gengtype for roots.
+ * lists.c: Use gengtype for roots. Include gt-lists.h.
+ (init_EXPR_INSN_LIST_cache): Delete.
+ * optabs.c: Use gengtype for roots.
+ (gt_ggc_mp_optab): Delete.
+ * optabs.h: Use gengtype for roots.
+ * regclass.c: Use gengtype for roots. Include gt-regclass.h.
+ * rtl.h: Use gengtype for roots.
+ (init_EXPR_INSN_LIST_cache): Delete prototype.
+ * stor-layout.c: Use gengtype for roots.
+ Include gt-stor-layout.h.
+ (init_stor_layout_once): Delete.
+ * toplev.c: Use gengtype for roots. Delete calls to deleted
+ routines.
+ * tree.c: Use gengtype for roots.
+ * tree.h: Use gengtype for roots.
+ * varasm.c: Use gengtype for roots.
+
+ * Makefile.in (GTFILES): Add @all_gtfiles@.
+ * configure: Regenerate.
+ * configure.in: Construct all_gtfiles from the gtfiles definitions
+ in config-lang.in.
+ * gengtype-yacc.y (type): Warn about duplicate structure names.
+ * gengtype.c (get_output_file): Handle .c files in language
+ subdirectories.
+
+ * Makefile.in (GTFILES): Run gengtype on all the config files
+ and on the target .c file.
+ * except.c (mark_eh_region): Delete.
+ (init_eh_for_function): Use GGC on struct eh_status.
+ (mark_eh_status): Delete.
+ (free_eh_status): Use GGC.
+ (expand_eh_region_start): Use GGC to
+ (collect_eh_region_array): Allocate last_region_number using GGC.
+ (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
+ (remove_eh_handler): Let GGC free struct eh_region.
+ (add_call_site): Use GGC to reallocate call_site_record array.
+ * function.c (init_machine_status): Update calling sequence.
+ (mark_machine_status): Likewise.
+ (mark_lang_status): Likewise.
+ (prepare_function_start): Update init_machine_status call.
+ (mark_function_status): Delete.
+ (maybe_mark_struct_function): Delete.
+ (ggc_mark_struct_function): Delete.
+ (gt_ggc_mp_function): New.
+ (gt_ggc_mr_machine_function): New.
+ (gt_ggc_mr_language_function): New.
+ (init_function_once): Use canonical names.
+ * function.h (struct function): Use gengtype.
+ (init_machine_status): Return the structure.
+ (mark_machine_status): Take a 'void *'.
+ (mark_lang_status): Likewise.
+ * ggc-common.c (ggc_mark_trees): Use canonical name for
+ ggc_mark_struct_function.
+ * tree.h (ggc_mark_struct_function): Delete prototype.
+ * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
+ (alpha_init_machine_status): Likewise.
+ (override_options): Use canonical name for alpha_mark_machine_status.
+ * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
+ * config/arm/arm.h (struct machine_function): Use gengtype.
+ * config/arm/arm.c (arm_mark_machine_status): Delete.
+ (arm_init_machine_status): Update calling sequence.
+ (arm_init_expanders): Use canonical name for arm_mark_machine_status.
+ * config/cris/cris.c (cris_init_machine_status): Update
+ calling sequence.
+ * config/d30v/d30v.h (struct machine_function): Use gengtype.
+ * config/d30v/d30v.c (d30v_init_machine_status): Update
+ calling sequence.
+ (d30v_mark_machine_status): Delete.
+ * config/i386/i386.c: Include gt-i386.h.
+ (struct machine_function): Use gengtype.
+ (ix86_init_machine_status): Update calling sequence.
+ (ix86_mark_machine_status): Delete.
+ (override_options): Use canonical namke for ix86_mark_machine_status.
+ * config/ia64/ia64.h (struct machine_function): Use gengtype.
+ * config/ia64/ia64.c (ia64_init_machine_status): Update calling
+ sequence.
+ (ia64_mark_machine_status): Delete.
+ (ia64_override_options): Use canonical name for
+ ia64_mark_machine_status.
+ * config/mmix/mmix.c (mmix_init_machine_status): Update calling
+ sequence.
+ * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
+ * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
+ * gengtype.c (get_output_file): Fix warning.
+ (main): Add prototype to suppress warning.
+ * tree.c: Remove tree_hash_mark prototype.
+
+ * tree.h (init_stmt): Delete prototype.
+ * toplev.c (lang_independent_init): Don't call init_stmt.
+ * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
+ (stmt_obstack): Delete.
+ (POPSTACK): No need to free 'struct nesting'.
+ (gt_ggc_mr_nesting_cond): Use canonical names.
+ (gt_ggc_mr_nesting_loop): Use canonical names.
+ (gt_ggc_mr_nesting_block): Use canonical names.
+ (gt_ggc_mr_nesting_case_stmt): Use canonical names.
+ (mark_stmt_status): Delete.
+ (init_stmt): Delete.
+ (clear_last_expr): Clear both last_expr_type and last_expr_value.
+ Use it everywhere that last_expr_type was cleared.
+ * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
+ (zap_lists): Delete.
+ * ggc.h (ggc_add_deletable_root): Prototype.
+ (mark_stmt_status): Remove prototype.
+ * ggc-common.c (ggc_add_deletable_root): New.
+ (ggc_mark_roots): Handle deletable roots.
+ * function.c (ggc_mark_struct_function): Use canonical name
+ for mark_stmt_status.
+ * emit-rtl.c (free_sequence_stack): New.
+ (start_sequence): Use a freelist for sequences.
+ (end_sequence): Likewise.
+ (init_emit_once): Add free_sequence_stack as a deleteable root.
+ * c-pragma.c Include gt-c-pragma.h.
+ (struct align_stack): Use gengtype.
+ (push_alignment): Use GGC for struct align_stack.
+ (mark_align_stack): Delete.
+ (gt_ggc_mp_align_stack): New.
+ (init_pragma): Use canonical name for mark_align_stack.
+ * c-decl.c: Include gt-c-decl.h.
+ (struct binding_level): Use gengtype.
+ (make_binding_level): Use GGC; handle the freelist here.
+ (pop_binding_level): New.
+ (pushlevel): Move code into make_binding_level.
+ (push_label_level): Likewise.
+ (poplevel): Move code into pop_binding_level.
+ (pop_label_level): Likewise.
+ (mark_binding_level): Delete.
+ (gt_ggc_mp_binding_level): New.
+ (c_init_decl_processing): Use canonical name for mark_binding_level.
+ Add free_binding_level as deletable root.
+ (mark_c_function_context): Use canonical name for mark_binding_level.
+ * Makefile.in (c-decl.o): Add gt-c-decl.h.
+ (c-pragma.o): Add gt-c-pragma.h.
+ (GTFILES): Add c-decl.c and c-pragma.c.
+ (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
+
+ * tree.c (struct type_hash): Use gengtype.
+ (init_obstacks): Use canonical name for type_hash_mark.
+ (type_hash_mark): Delete.
+ Include gt-tree.h.
+ * rtl.h (struct mem_attrs): Use gengtype.
+ * optabs.h (struct optab): Use gengtype.
+ * optabs.c (expand_binop): Squish signed/unsigned warning.
+ (mark_optab): Make local, use canonical name, use autogenerated
+ marker procedure.
+ (init_optabs): Use canonical name for mark_optab.
+ (new_optab): Use GGC to allocate optabs.
+ * ggc.h: Delete mark_optab prototype.
+ * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
+ mem_attrs marker procedure.
+ * gengtype.c (get_output_file): Include headers in gtype-desc.c
+ explicitly rather than deducing them from file names.
+ (write_gc_structure_fields): Handle arrays of structures.
+ (main): Return nonzero exit code if errors occur during output.
+ * emit-rtl.c (mem_attrs_mark): Delete.
+ (init_emit_once): Use canonical name for mem_attrs marker procedure.
+ * Makefile.in (gtype-desc.o): Explicitly name dependencies.
+ (tree.o): Depend on gt-tree.h.
+ (GTFILES): Add rtl.h, optabs.h, tree.c.
+ (gt-tree.h): Add it to s-gtype rule.
+
+ * .cvsignore: Ignore gengtype flex/bison generated files.
+ * Makefile.in (GGC_H): Add gtype-desc.h.
+ (OBJS): Add gtype-desc.o.
+ (GEN): Add gengtype.
+ (STAGESTUFF): Add gengtype.
+ (varasm.o): Add gt-varasm.h.
+ (stmt.o): Add gt-stmt.h.
+ (except.o): Add gt-except.h.
+ (integrate.o): Add gt-integrate.h.
+ (GTFILES): New.
+ Add new rules for new files.
+ * configure: Regenerate.
+ * configure.in: Correct defaults.h paths.
+ * emit-rtl.c (mark_sequence_stack): Delete.
+ (mark_emit_status): Delete.
+ (start_sequence): Allocate sequence structures using GGC.
+ (end_sequence): Allocate sequence structures using GGC.
+ * except.c: Use gengtype for various structures. Include
+ gt-except.h.
+ * expr.c (mark_expr_status): Delete.
+ * function.c: Use gengtype for various structures. Include
+ gt-function.h.
+ (mark_function_status): Use standard gt_ggc names for marker functions.
+ (ggc_mark_struct_function): Likewise.
+ * function.h: Use gengtype for various structures.
+ * gengtype-lex.l: New file.
+ * gengtype-yacc.y: New file.
+ * gengtype.c: New file.
+ * gengtype.h: New file.
+ * ggc.h: Include gtype-desc.h. Alias some marker procedures to
+ the standard names. Remove some now-unnecessary prototypes.
+ * integrate.c: Use gengtype for various structures. Include
+ gt-integrate.h.
+ (mark_hard_reg_initial_vals): Delete.
+ * integrate.h (mark_hard_reg_initial_vals): Delete.
+ * stmt.c: Use gengtype for various structures. Include
+ gt-stmt.h.
+ (mark_case_node): Delete.
+ (mark_goto_fixup): Delete.
+ (mark_stmt_status): Use standard gt_ggc names for marker functions.
+ * system.h: Define GTY to empty. In flex/bison files,
+ don't poison malloc or realloc, instead just define them to
+ xmalloc and xrealloc.
+ * varasm.c: Use gengtype for various structures. Include
+ gt-varasm.h. Use standard gt_ggc names for marker functions.
+ (mark_pool_constant): Delete.
+ (mark_varasm_status): Delete.
+ (decode_rtx_const): #if 0 out non-typesafe hack.
+
+ * function.h (free_lang_status): Mark as obsolete.
+ * function.c (free_lang_status): Mark as obsolete.
+ * c-decl.c (push_c_function_context): Use GC to allocate and free
+ struct language_function.
+ (pop_c_function_context): Likewise.
+ * c-common.c (mark_c_language_function): Mark struct
+ language_function.
+
+ * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
+ Document that the machine_function structures must be allocated
+ using GC. Update mark_machine_status documentation.
+ * function.h: Don't declare free_machine_status.
+ * function.c (free_machine_status): Don't define.
+ (free_after_compilation): Don't call free_machine_status.
+ (ggc_mark_struct_function): Mark f->machine. Call
+ mark_machine_status only on non-NULL pointers.
+ * system.h: Poison free_machine_status.
+ * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
+ struct machine_function.
+ (xtensa_free_machine_status): Delete.
+ (override_options): Don't set free_machine_status.
+ * config/rs6000/rs6000.c (rs6000_override_options): Don't set
+ free_machine_status.
+ (rs6000_init_machine_status): Use GC on struct machine_function.
+ (rs6000_free_machine_status): Delete.
+ * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
+ machine_function.
+ (ia64_mark_machine_status): Likewise.
+ (ia64_free_machine_status): Delete.
+ (ia64_override_options): Don't set free_machine_status.
+ * config/i386/i386.c (override_options): Don't set
+ free_machine_status.
+ (ix86_init_machine_status): Use GC on struct machine_function.
+ (ix86_mark_machine_status): Likewise.
+ (ix86_free_machine_status): Delete.
+ * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
+ machine_function.
+ (d30v_mark_machine_status): Likewise.
+ (d30v_free_machine_status): Delete.
+ (d30v_init_expanders): Don't set free_machine_status.
+ * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
+ machine_function.
+ (arm_init_machine_status): Likewise.
+ (arm_free_machine_status): Delete.
+ (arm_init_expanders): Don't set free_machine_status.
+ * config/alpha/alpha.c (override_options): Don't set
+ free_machine_status.
+ (alpha_init_machine_status): Use GC on struct machine_function.
+ (alpha_mark_machine_status): Likewise.
+ (alpha_free_machine_status): Delete.
+
+ * varasm.c (compare_constant): Fix typo.
+
+ * varasm.c: Don't include obstack.h.
+ (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
+ (struct rtx_const): Give substructures names, improve formatting.
+ (struct constant_descriptor): Delete.
+ (struct constant_descriptor_tree): New, based on constant_descriptor.
+ (const_hash_table): Is a hash table of trees.
+ (mark_const_hash_entry): Is used for hashes of trees. Mark
+ constant_descriptor_tree structure.
+ (mark_const_str_htab_1): Mark deferred_string structure.
+ (compare_constant): Rewrite to compare trees.
+ (compare_constant_1): Delete.
+ (record_constant): Delete.
+ (record_constant_1): Delete.
+ (output_constant_def): Use struct constant_descriptor_tree.
+ Don't duplicate trees twice.
+ (struct constant_descriptor_rtx): New.
+ (struct pool_constant): Used for rtx constants.
+ (init_varasm_status): Update for change to struct varasm_status.
+ (mark_varasm_status): Likewise.
+ (free_varasm_status): Delete.
+ (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
+ (record_constant_rtx): Likewise.
+ (mem_for_const_double): Update to use struct constant_descriptor_rtx.
+ (force_const_mem): Likewise.
+ * Makefile.in (varasm.o): Doesn't depend on obstack.h.
+ * function.c (free_after_compilation): Don't use free_varasm_status.
+ * function.h: Don't prototype free_varasm_status.
+
+ * ggc-common.c (ggc_realloc): Handle X being NULL.
+
+ * ggc-common.c (ggc_realloc): New function.
+ * ggc.h: Prototype it.
+ * emit-rtl.c (free_emit_status): Delete.
+ (init_emit): Allocate emit subarrays using GC.
+ (gen_reg_rtx): Reallocate subarrays using GC.
+ (init_emit): Use GC to allocate 'struct emit_status' and its
+ subarrays.
+ (mark_emit_status): Mark structure and its subarrays.
+ * stmt.c (free_stmt_status): Delete.
+ * expr.c (free_expr_status): Delete.
+ * function.h: Remove prototypes for deleted functions.
+ * function.c (free_after_compilation): Don't use deleted functions.
+ Don't call free() on x_parm_reg_stack_loc.
+ (free_after_parsing): Don't use free_stmt_status.
+ (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
+ (mark_function_status): Mark x_parm_reg_stack_loc.
+
+ * varasm.c (init_varasm_status): Use GC to allocate
+ 'struct varasm_status' and its fields x_const_rtx_hash_table
+ and x_const_rtx_sym_hash_table.
+ (mark_varasm_status): Mark them.
+ (free_varasm_status): Use GC to free them.
+ * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
+ (mark_expr_status): Mark the structure itself.
+ (free_expr_status): Use GC to free the structure.
+ * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
+ (mark_stmt_status): Mark the 'struct stmt_status' itself.
+ (init_stmt_for_function): Allocate the structure for GC.
+
+ * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
+ (equate_type_number_to_die): Likewise.
+ * tree.h (TYPE_SYMTAB_DIE): New macro.
+ (struct die_struct): Predeclare.
+ (struct tree_type): Add field symtab.die. Add a tag
+ to the union type of field symtab.
+
+ * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
+ 'struct rtvec_def *', not 'struct rtvec_def'.
+
+ * function.h (original_arg_vector): Make a real rtvec.
+ * function.c (ggc_mark_struct_function): Adjust.
+ * integrate.c (expand_inline_function): Adjust.
+
+2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
+ (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
+ * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
+ (TARGET_VERSION_CPU): Define according to the
+ default target.
+ (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
+ TARGET_VERSION_CPU.
+ (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
+ if TARGET_SHMEDIA64.
+ (LINK_DEFAULT_CPU_EMUL): Define according to the
+ default target.
+ (SUBTARGET_LINK_EMUL_SUFFIX): Define.
+ (SUBTARGET_LINK_SPEC): Define.
+ (LINK_SPEC): Use SH_LINK_SPEC.
+ (ASM_SPEC): Remove.
+ (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
+ (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
+ and TARGET_SHMEDIA64 which abort, for now.
+ * config/sh/t-netbsd-sh5: New file.
+ * config/sh/t-netbsd-sh5-32: New file.
+ * config/sh/t-netbsd-sh5-64: New file.
+
+2002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
+ Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (reg_or_const_int_operand): New.
+ (some_operand, input_operand): Accept CONST_VECTOR.
+ (alpha_extra_constraint): Add 'W'.
+ (alpha_expand_zap_mask): New.
+ (alpha_expand_builtin_vector_binop): New.
+ (enum alpha_builtin): New.
+ (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
+ (alpha_init_builtins, alpha_expand_builtin): New.
+ (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
+ * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
+ (PREDICATE_CODES): Update.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
+ UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
+ (movv8qi, movv8qi_fix, movv8qi_nofix): New.
+ (movv4hi, movv4hi_fix, movv4hi_nofix): New.
+ (movv2si, movv2si_fix, movv2si_nofix): New.
+ (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
+ (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
+ (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
+ builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
+ builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
+ builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
+ builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
+ pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
+ builtin_unpkbw, unpkbw): New.
+ * doc/extend.texi (Alpha Built-in Functions): New.
+
+2002-06-03 Richard Henderson <rth@redhat.com>
+
+ * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
+ USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
+
+2002-06-03 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
+
+ * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
+ (const0_operand): New.
+ (reg_or_fp0_operand, fp0_operand): Remove.
+ * config/alpha/alpha.h (PREDICATE_CODES): Update.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
+ and fp0_operand with reg_or_0_operand and const0_operand.
+
+2002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
+
+ * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
+
+2002-06-03 Roger Sayle <roger@eyesopen.com>
+
+ * gcse.c (cprop_jump): Use single_set to get the pattern
+ from the setcc argument.
+
+2002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * diagnostic.h (diagnostic_count): Move from output_buffer to
+ diagnostic_context.
+ (diagnostic_kind_count): Adjust definition.
+
+Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * except.c (except.c): Do not rebuild CFG.
+ * toplev.c (rest_of_compilation): Recompute CFG after sibcall
+ optimization.
+
+Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
+ * toplev.c: Include cfglahout.h
+ * Makefile.in (toplev.c): Add dependnecy.
+
+2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
+ (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
+ (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
+
+2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/ns32k/netbsd.h: Update copyright years.
+ (TARGET_OS_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES): Remove.
+ * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
+ (TARGET_CPU_CPP_BUILTINS): Define.
+
+2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * emit-rtl.c: Fix formatting.
+ * errors.h: Likewise.
+ * except.c: Likewise.
+ * explow.c: Likewise.
+ * expmed.c: Likewise.
+ * expr.c: Likewise.
+ * expr.h: Likewise.
+
+2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/elf.h: Fix formatting.
+ * config/h8300/rtems.h: Likewise.
+
+2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
+
+2002-06-02 Tom Tromey <tromey@redhat.com>
+
+ * fixinc/fixincl.x: Rebuilt.
+ * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
+
+2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+config/i370:
+ * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
+ * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
+ * mvs.h: Similarly.
+ * oe.h: Similarly.
+
+Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * final.c (final): Allow notes to not have computed addresses;
+ kill no longer needed STACK_REGS ifdef.
+
+2002-06-02 Richard Henderson <rth@redhat.com>
+
+ * gcse.c (bypass_conditional_jumps): Fix typo last change.
+
+Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * loop.c (emit_prefetch_instructions): Properly place the address
+ computation.
+
+Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
+ (set_block_for_insn): Turn into macro.
+ * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
+ * cfglayout.c (insn_scopes): Kill.
+ (scope_to_insns_initialize): Do not use insn_scopes.
+ (scope_to_insns_finalize): Likewise.
+ (duplicate_insn_chain): Likewise.
+ (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
+ * cfgrtl.c (basic_block_for_insn): Kill.
+ (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
+ (create_basic_block_structure): Use reorder_insns.
+ (compute_bb_for_insn): Do not use basic_block_for_insn.
+ (merge_blocks_nomove): Likewise.
+ (update_bb_for_insn): Likewise.
+ (verify_flow_info): Likewise.
+ (set_block_for_insn): Kill.
+ * combine.c (try_combine): Update gen_rtx_INSN call.
+ * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
+ (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
+ scopes and BBs.
+ (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
+ (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
+ Clear BB.
+ (emit_insns_after): Simplify.
+ (emit_copy_of_insn_after): Copy scope.
+ * final.c (final_start_function): Lower scopes.
+ * flow.c (check_function_return_warnings): Do not rely on deleted insn.
+ * integrate.c (copy_insn_list): Cope scopes.
+ * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
+ * loop.c (loop_optimize): Do not care block notes.
+ * print-rtl.c (print_rtx): Print BB.
+ * recog.c (apply_change_group): Simplify.
+ * rtl.c (copy_rtx): Handle 'B'.
+ * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
+ * rtl.h (Field accessors): Update indexes.
+ * sched-ebb.c (schedule_ebbs): Do not lower notes.
+ * sched-rgn.c (schedule_insns): Likewise.
+ * toplev.c (rest_of_compilation): Lower notes.
+ * unroll.c (unroll_loop): Do not care scoping notes.
+ (copy_loop_body): Copy scopes.
+
+2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+config/h8300:
+ * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
+ SUBTARGET_SPEC.
+ * rtems.h: Similarly.
+ * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
+ EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
+ (TARGET_CPU_CPP_BUILTINS): Use.
+
+2002-06-02 Richard Henderson <rth@redhat.com>
+
+ * alias.c: Include target.h.
+ (mark_constant_function): Use targetm.binds_local_p instead
+ of checking TREE_PUBLIC ourselves.
+ * Makefile.in (alias.o): Add TARGET_H.
+
+2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-lex.c: Update copyright and file description.
+
+2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * config/fr30/fr30.h: Update to new CPP macros.
+
+2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
+
+2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.c (c_common_init): Override cpplib's default
+ warn_long_long setting.
+ * c-lex.c (lex_number): Replace with interpret_integer,
+ interpret_float, narrowest_unsigned_type and
+ narrowest_signed_type, taking advantage of the new
+ cpplib functionality.
+ * cpperror.c (_cpp_begin_message): If a warning is turned
+ into an error, avoid printing "warning:".
+ * cppexp.c (cpp_num_sign_extend): New.
+ * cppinit.c: Update comment.
+ * cpplib.h (cpp_num_sign_extend): New.
+ * tree.h: Update comment.
+
+2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * diagnostic.h (struct diagnostic_context): Add new member
+ internal_error.
+ (internal_error_function): Remove declaration.
+ * diagnostic.c (internal_error_function): Remove definition..
+ (internal_error): Adjust use.
+
+2002-06-02 Richard Henderson <rth@redhat.com>
+
+ * rtl.h (CC0_P): New.
+ * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
+ (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
+ (bypass_block): Save old dest block for dump text.
+ (bypass_conditional_jumps): Allow any mode register; use CC0_P.
+ Allow only true SET insns, not single_set.
+
+2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * diagnostic.c (diagnostic_finish): Rename to output_flush.
+ (clear_disgnostic_info): Rename to output_clear_data. Use false
+ instead of 0 for boolean value.
+ Adjust function call throughout.
+
+Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (commit_one_edge_insertion): Fix warning.
+ * gcse.c (bypass_conditional_jumps): CSE out single_set call.
+
+2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * d30v.h (CPP_PREDEFINES): Replace with
+ (TARGET_CPU_CPP_BUILTINS): New.
+
+2002-06-02 Roger Sayle <roger@eyesopen.com>
+
+ * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
+
+Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
+
+2002-06-02 Richard Henderson <rth@redhat.com>
+
+ * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
+
+2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ Support for C++ constructors/destructors.
+ * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
+ instead of looping if main() returns.
+ (asm_file_start): Output global symbols that cause .data and .bss
+ initialization code to be linked in, unconditionally for now.
+ (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
+ * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
+ (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
+ (LIBSTDCXX): New.
+ * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
+ (__tablejump__): New.
+ (__do_copy_data, __do_clear_bss): New.
+ (__do_global_ctors, __do_global_dtors): New.
+ * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
+ _ctors, _dtors.
+
+2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
+ (CPP_SPEC, CPP_PREDEFINES): Kill.
+ * c4x/rtems.h (CPP_PREDEFINES): Kill.
+ (TARGET_OS_CPP_BUILTINS): New.
+
+Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * Makefile.in (tracer.o): New.
+ * params.def (TRACER_*): New options.
+ * rtl.h (tracer): Declare.
+ * timevar.def (TV_TRACER): New.
+ * toplev.c (dump_file_index): Add DFI_tracer.
+ (dump_file_info): Add tracer.
+ (flag_tracer): New.
+ (lang_indepdenent_options): Add tracer.
+ (rest_of_compilation): Call tracer.
+ * tracer.c: New file.
+ * invoke.texi (-ftracer): Document.
+ (--param tracer-*): Document.
+
+2002-06-01 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-inline.c (expand_call_inline): Make the statement
+ expression we generate have a COMPOUND_STMT.
+
+2002-06-01 Roger Sayle <roger@eyesopen.com>
+
+ * gcse.c (cprop_cc0_jump): Function deleted.
+ (cprop_jump): Take an additional argument which is the possibly
+ NULL cc setting insn immediately before the conditional jump.
+ When a MODE_CC set is present, substitute it into the JUMP_INSN
+ before attempting the constant propagation.
+ (cprop_insn): Recognize cc setters followed by conditional jumps
+ as a special case. Use cprop_jump instead of cprop_cc0_jump.
+ (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
+ (find_bypass_set): New function based upon find_avail_set used by
+ cprop, but finds constant expressions available at the end of
+ basic blocks.
+ (bypass_block): New function. Given a basic block that begins
+ with a conditional jump and multiple incoming edges, perform
+ the jump bypass optimization.
+ (bypass_conditional_jumps): New function. Call bypass_block with
+ each suitable basic block in the CFG using a simple single pass.
+
+2002-06-01 Roger Sayle <roger@eyesopen.com>
+
+ * tree.c (real_minus_onep): New function to test for -1.0.
+ * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
+
+2002-06-01 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
+ and "!p && !q" into "(p|q) == 0" under suitable conditions.
+
+2002-06-01 Andreas Jaeger <aj@suse.de>
+
+ * cppexp.c (cpp_classify_number): Cast precission to int for
+ correct printf format.
+
+2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_mcu_types): Remove devices that were once
+ expected, but don't really exist: atmega83, atmega85, attiny10.
+ * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
+ emulations for all devices.
+ (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
+ * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
+
+2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add a prototype for
+ h8300_shift_needs_scratch_p.
+ * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
+ * config/h8300/h8300.h (OK_FOR_R): New.
+ (OK_FOR_S): Likewise.
+ (OK_FOR_T): Likewise.
+ (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
+ * config/h8300/h8300.md (anonymous shift patterns): Use
+ constraints R, S, and T.
+
+Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * basic-block.h (struct basic_block_def): New field loop_father.
+ (BB_VISITED): New flag.
+ (struct loop): New field pred, removed field shared.
+ (struct loops): New field parray.
+ (LOOP_EXITS_DOMS): Removed.
+ (flow_loop_tree_node_add, flow_loop_tree_node_remove,
+ flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
+ dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
+ add_bb_to_loop, remove_bb_from_loops, find_common_loop,
+ verify_loop_structure): Declare.
+ * cfg.c (entry_exit_blocks): Initialize loop_father field.
+ * cfganal.c (dfs_enumerate_from): New function.
+ * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
+ (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
+ flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
+ flow_loop_dump, flow_loops_dump, flow_loops_free,
+ flow_loop_tree_node_add, flow_loop_level_compute,
+ flow_loops_level_compute, flow_loop_scan, flow_loops_update,
+ flow_loop_outside_edge_p): Modified for new infrastructure.
+ (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
+ redirect_edge_with_latch_update, flow_loop_free): New static functions.
+ (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
+ get_loop_body, add_bb_to_loop, remove_bb_from_loops,
+ find_common_loop, verify_loop_structure, loop_latch_edge,
+ loop_preheader_edge): New functions.
+ (flow_loops_cfg_dump): Do not show dominators, as this information
+ does not remain up to date long.
+ (flow_loops_find): Store results in new format.
+ * predict.c (propagate_freq, estimate_probability,
+ estimate_loops_at_level, estimate_bb_frequencies): Use new loop
+ infrastructure.
+
+2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
+
+ * except.c (nothrow_function_p): Walk epilogue delay list
+ checking the insn, not the chain for potential throws.
+
+2002-05-31 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
+ (install): Refer to install-cpp directly.
+ (uninstall-cpp): Folded into uninstall rule.
+ * configure.in: Delete all code relating to --disable-cpp.
+ * configure: Regenerate.
+ * config/t-install-cpp: Delete.
+
+2002-05-31 Richard Henderson <rth@redhat.com>
+
+ * configure.in (HAVE_AS_TLS): Add alpha tests.
+ * configure: Rebuild.
+ * config/alpha/alpha.c (TARGET_AS_TLS): New.
+ (alpha_tls_size, alpha_tls_size_string): New.
+ (overide_options): Set it. Always install machine_status hooks.
+ (input_operand): Accept got tls predicates.
+ (local_symbol_p): Merge into ...
+ (local_symbolic_operand): ... here. Reject tls symbols.
+ (global_symbolic_operand): Likewise.
+ (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
+ (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
+ (tp16_symbolic_operand, tp32_symbolic_operand): New.
+ (gottp_symbolic_operand, tls_symbolic_operand_type): New.
+ (alpha_encode_section_info): Handle TLS symbols.
+ (alpha_strip_name_encoding): Likewise.
+ (alpha_legitimate_address_p): Likewise.
+ (alpha_legitimize_address): Likewise.
+ (alpha_expand_mov): Early exit to avoid nop moves.
+ (struct machine_function): Move from unicosmk.h. Add some_ld_name.
+ (alpha_init_machine_status, alpha_mark_machine_status,
+ alpha_free_machine_status): Always define.
+ (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
+ (print_operand, print_operand_address): Add TLS relocs.
+ * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
+ (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
+ (TARGET_SWITCHES): Add -mtls-kernel.
+ (alpha_tls_size, alpha_tls_size_string): New.
+ (TARGET_OPTIONS): Add -mtls-size=.
+ (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
+ REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
+ (ASM_OUTPUT_LABELREF): Skip %.
+ (PRINT_OPERAND_PUNCT_VALID_P): Add &.
+ (PREDICATE_CODES): Update.
+ * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
+ UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
+ UNSPEC_TP, UNSPECV_SET_TP): New.
+ (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
+ adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
+ set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
+ movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
+ (call_value_osf_2_er): Accept anything as op4.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
+
+2002-05-31 Zack Weinberg <zack@codesourcery.com>
+
+ * cppinit.c (append_include_chain): Always pay attention to
+ cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
+ marker on argument.
+
+2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * target.h: Fix formatting.
+ * timevar.h: Likewise.
+ * tlink.c: Likewise.
+ * toplev.c: Likewise.
+ * toplev.h: Likewise.
+ * tree.c: Likewise.
+ * tree-dump.h: Likewise.
+ * tree.h: Likewise.
+ * tree-inline.h: Likewise.
+ * unroll.c: Likewise.
+ * unwind-dw2.c: Likewise.
+ * unwind-dw2-fde.c: Likewise.
+ * unwind-dw2-fde-glibc.c: Likewise.
+ * unwind-dw2-fde.h: Likewise.
+ * unwind.h: Likewise.
+ * unwind-sjlj.c: Likewise.
+ * varasm.c: Likewise.
+ * varray.h: Likewise.
+ * vmsdbg.h: Likewise.
+ * vmsdbgout.c: Likewise.
+ * xcoffout.h: Likewise.
+
+2002-05-31 Igor Shevlyakov <igor@microunity.com>
+
+ * expr.c (compare_from_rtx): Generate comparison between op0 and op1
+ rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
+
+2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
+
+ * gcc.c (cpp_unique_options): Remove "-d" options.
+ (cpp_debug_options): New spec string.
+ (default_compilers): Use it.
+ * objc/lang-specs.h: Likewise.
+
+2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
+
+ * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
+ BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
+ * gcc/mklibgcc.in: Likewise.
+ * gcc/config/arc/t-arc: Likewise.
+ * gcc/configure.in: Likewise.
+ * gcc/configure: Regenerate.
+
+2002-05-31 Stan Shebs <shebs@apple.com>
+ Turly O'Connor <turly@apple.com>
+
+ * c-decl.c (struct binding_level): Change int field n_incomplete
+ to tree list incomplete_list.
+ (clear_binding_level): Init field with NULL.
+ (pushdecl): Add incomplete type to list.
+ (mark_binding_level): Mark the incomplete list.
+ (finish_struct): Scan the incomplete list for types instead
+ of all decls in the current binding level.
+
+2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (output_millicode_call): Add missing '%' characters.
+ (output_call): Likewise.
+
+2002-05-31 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
+ (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
+
+2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
+
+ * varasm.c (mark_constant_pool): Walk epilogue delay list
+ checking the insn, not the chain for potential constants.
+
+Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
+
+Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (classify_argument): Properly handle base types.
+
+ * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
+ Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
+ registers.
+
+Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (gcse_emit_move_after): New.
+ (pre_delete, hoist_store): Use it.
+
+ * reload1.c (emit_input_reload_insns): Use constrain_operands
+ instead of constraint_accepts_reg_p to verify optimization.
+ (constraint_accepts_reg_p): Kill.
+
+ * reload1.c (reload_cse_delete_noop_set): Kill.
+ (reload_cse_simplify): Use delete_insn_and_edges.
+
+2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgloop.c (flow_loops_find): Initialize first and last fields
+ correctly.
+
+2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (builtin_define_std): Correct logic.
+
+2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
+ (output_call): Likewise.
+
+2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c: Move output.h include after tree.h include.
+ (pa_asm_output_mi_thunk): Constify identifier lab.
+
+2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/ns32k/ns32k.h: Define named constants for the
+ bits in target_flags and use them.
+ * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
+
+2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
+ architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
+ * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
+ default scheduling model.
+ * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
+ * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
+ * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
+ * doc/install.texi (hppa*-*-*): Document default scheduling.
+
+2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
+
+2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (ns32k-*-netbsd*): Set tm_file to
+ "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
+ * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
+ netbsd.h, or netbsd-aout.h.
+
+2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * longlong.h (count_trailing_zeros): Add missing \, and clean up
+ whitespace in __ns32000__ case.
+
+2002-05-31 Aldy Hernandez <aldyh@redhat.com>
+
+ * expr.c (expand_expr): Output partially zeroed out vectors with
+ output_constant_def.
+
+2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
+ (sh-*-netbsdelf*)
+ (shl*-*-netbsdelf*): New targets.
+ * config/sh/netbsd-elf.h: New file.
+ * config/sh/t-netbsd: New file.
+
+2002-05-30 Richard Henderson <rth@redhat.com>
+ Eric Botcazou <ebotcazou@multimania.com>
+
+ PR optimization/6822
+ * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
+ to unsigned int for op1 comparisons. Use gen_int_mode.
+
+2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
+
+ * expmed.c (const_mult_add_overflow_p): New.
+ * expr.h: Declare it.
+ * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
+ Don't eliminate the biv if the giv has a constant multiplier and
+ the rhs argument of the comparison does satisfy the predicate.
+ Use expand_mult_add to compute the replacement constant.
+
+2002-05-30 Osku Salerma <osku@iki.fi>
+
+ * c-common.c (c_common_attribute_table): Add "may_alias" entry.
+ (c_common_get_alias_set): Handle it.
+ * doc/extend.texi: Document it.
+
+2002-05-30 Richard Henderson <rth@redhat.com>
+
+ * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
+ * toplev.c (process_options): Don't check it.
+ * doc/tm.texi: Don't document it.
+ * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
+ (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
+ * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
+ frame pointer optimization if current_function_profile.
+
+2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * langhooks.c: Fix formatting.
+ * langhooks.h: Likewise.
+ * lcm.c: Likewise.
+ * libgcc2.c: Likewise.
+ * lists.c: Likewise.
+ * local-alloc.c: Likewise.
+ * loop.c: Likewise.
+ * loop.h: Likewise.
+
+2002-05-30 Marc Espie <espie@openbsd.org>
+
+ * config.gcc (sparc64-*-openbsd*): New.
+ * config/sparc/openbsd1-64.h: New.
+ * config/sparc/openbsd64.h: New.
+
+2002-05-30 Jeff Law <law@redhat.com>
+
+ * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
+ a dead insn with a REG_RETVAL note when the entire libcall is not
+ dead and remove the associated REG_LIBCALL note at the same time.
+
+Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * lcm.c (output.h): #include.
+ (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
+ as an ordinary block.
+ (optimize_mode_switching): Don't pretend that the exit block is
+ an ordinary block, or handle sucessors of entry block specially.
+ Instead, split edges from entry block and to exit block, and
+ put a computing definition on the thus gained post-entry-block,
+ and a need on the pre-exit-block.
+
+Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
+ * rtl.texi: Document 'B'
+
+2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
+ at run-time.
+ (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
+
+2002-05-30 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
+ const0_rtx instead of NULL_RTX when in error.
+ (altivec_expand_abs_builtin): Same.
+ (rs6000_expand_binop_builtin): Same.
+ (altivec_expand_predicate_builtin): Same.
+ (altivec_expand_stv_builtin): Same.
+ (rs6000_expand_ternop_builtin): Same.
+ (altivec_expand_builtin): Same.
+
+2002-05-29 David S. Miller <davem@redhat.com>
+
+ * rtl.h (clear_emit_caches): Delete.
+ * integrate.c (output_inline_function): Don't call it.
+ * emit-rtl.c (restore_emit_status, init_emit): Likewise.
+ (clear_emit_caches): Delete definition.
+ (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
+
+2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c: Include real.h.
+ (mmix_constant_address_p): Remove redundant test before switch.
+
+2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
+ only if not already defined.
+
+2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Remove prototypes for
+ ok_for_bclr and small_power_of_two.
+ * config/h8300/h8300.c (small_power_of_two): Remove.
+ (ok_for_blcr): Likewise.
+ (fix_bit_operand): Make WHAT deal with an integer instead of a
+ constraint character.
+ * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
+ (CONST_OK_FOR_P): Likewise.
+ (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
+ CONST_OK_FOR_P any more.
+ * config/h8300/h8300.md (andqi3): Adjust to the new prototype
+ of fix_bit_operand.
+ (iorqi3): Likewise.
+ (xorqi3): Likewise.
+
+2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES): Make sure this is undefined.
+ (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
+ since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
+ or -U__MIPSEB__ before defining one or the other. Instead,
+ use %(subtarget_endian_default) if neither -EB nor -EL are
+ specified.
+ (SUBTARGET_EXTRA_SPECS): Define.
+ (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
+ %(netbsd_cpp_spec).
+
+2002-05-29 Hans-Peter Nilsson <hp@axis.com>
+
+ * doc/md.texi (Patterns): Note pattern condition pitfall
+ for unnamed insn.
+
+2002-05-29 Aldy Hernandez <aldyh@redhat.com>
+
+ * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
+ when TARGET_ALTIVEC. Move handling of generic unary, binary, and
+ ternary operations from here...
+ (rs6000_expand_builtin): ...to here.
+ New argument expandedp.
+ Change all instances of altivec_expand_binop_builtin to
+ rs6000_expand_binop_builtin.
+ (altivec_expand_unop_builtin): Rename to
+ rs6000_expand_unop_builtin.
+ (altivec_expand_binop_builtin): Rename to
+ rs6000_expand_binop_builtin.
+ (altivec_expand_ternop_builtin): Rename to
+ rs6000_expand_ternop_builtin.
+
+2002-05-29 Richard Henderson <rth@redhat.com>
+
+ * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
+ (TARGET_BI_ARCH): Likewise.
+ * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
+ (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
+ (TARGET_64BIT_DEFAULT): Default to 0.
+ (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
+
+2002-05-29 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
+ (get_pc_thunk_name): New.
+ (output_set_got): Use it.
+ (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
+ into linkonce sections.
+
+2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES): Make sure this is undefined.
+ (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
+ (CPP_SUBTARGET_SPEC): Don't provide different versions for
+ default-32 and default-64. Just always use %(netbsd_cpp_spec).
+ (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
+ cpp_subtarget_spec64. Add netbsd_cpp_spec.
+ * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES): Make sure this is undefined.
+ (SUBTARGET_EXTRA_SPECS): Define.
+ (CPP_SPEC): Use %(netbsd_cpp_spec).
+
+2002-05-29 Jeff Law <law@redhat.com>
+
+ * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
+
+ * flow.c (propagate_one_insn): Do not remove a dead insn if it
+ contains a REG_RETVAL note.
+
+ * haifa-sched (sched_analyze): Remove another useless clearing
+ of SCHED_GROUP_P I missed yesterday.
+
+ * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
+ * pa.c (pa_asm_output_mi_thunk): New function.
+ * pa-protos.h (pa_asm_output_mi_thunk): Declare.
+
+2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
+ Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
+ (avr_asm_only_p): Make non-static.
+ (enum avr_arch): Remove.
+ (avr_arch_types): New.
+ (avr_mcu_types): Update.
+ (avr_override_options): Use avr_arch_types table instead of switch.
+ * avr.h (CPP_PREDEFINES): Die.
+ (avr_base_arch_macro, avr_extra_arch_macro): New.
+ (TARGET_CPU_CPP_BUILTINS): New.
+ (CPP_SPEC, EXTRA_SPECS): Simplify.
+ (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
+ CPP_AVR5_SPEC): Die.
+
+2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
+ NETBSD_OS_CPP_BUILTINS_AOUT.
+ (SUBTARGET_EXTRA_SPECS): Define.
+ (CPP_SPEC): Use %(netbsd_cpp_spec).
+
+2002-05-29 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_output_function_epilogue): New.
+ (TARGET_ASM_FUNCTION_EPILOGUE): New.
+ (pic_label_name): Remove.
+ (pic_labels_used): New.
+ (ix86_asm_file_end): Emit one pc load stub for each register used.
+ (output_set_got): Generate deep pc load to any register.
+ (ix86_select_alt_pic_regnum): New.
+ (ix86_save_reg): Don't save pic register if we can find a valid
+ call-clobbered replacement.
+ (ix86_expand_prologue): If we found a valid replacement, renumber
+ pic_offset_table_rtx.
+ * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
+ pic_offset_table_rtx after reload.
+ (REAL_PIC_OFFSET_TABLE_REGNUM): New.
+ * config/i386/i386.md (set_got): Make insn, not expander.
+ (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
+
+2002-05-29 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
+ alignment for alloca.
+
+2002-05-29 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
+ (print_operand_address): Only add rip for symbolic addresses
+ for which we do not have another relocation type.
+
+2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
+ (EXTRA_SPECS): Add netbsd_cpp_spec.
+ (CPP_SPEC): Use %(netbsd_cpp_spec).
+ (CPP_PREDEFINES): Remove.
+ * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
+ (EXTRA_SPECS): Define.
+ (CPP_SPEC): Use %(netbsd_cpp_spec).
+ (CPP_PREDEFINES): Remove.
+
+2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR preprocessor/6844
+ * cppmacro.c (cpp_macro_definition): Reserve space for terminating
+ NUL.
+
+2002-05-29 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
+ mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
+
+2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/fr30/fr30.md: Remove previous restriction on splits.
+ Enforce conformance through gen_lowpart and cont_int_operand.
+ * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
+ as the assembler does not support ".bss".
+
+2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES): Remove.
+ (SUBTARGET_EXTRA_SPECS): Define.
+ (CPP_SPEC): Use %(netbsd_cpp_spec).
+ * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES): Remove.
+ (SUBTARGET_EXTRA_SPECS): Define.
+ (CPP_SPEC): Use %(netbsd_cpp_spec).
+ * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
+ (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
+ (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
+ Add netbsd_cpp_spec.
+ (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
+
+2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * cppexp.c (cpp_num): Move to cpplib.h.
+ (CPP_ERROR): Remove.
+ (interpret_float_suffix, interpret_int_suffix): New.
+ (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
+ (cpp_classify_number, cpp_interpret_integer): New.
+ (interpret_number): Remove.
+ (eval_token): Update to use new routines.
+ * cpphash.h (cpp_num_part): Move to cpplib.h.
+ * cppinit.c (cpp_post_options): Set warn_long_long.
+ * cpplib.h (struct cpp_options): Add warn_long_long.
+ (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
+ CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
+ CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
+ CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
+ cpp_interpret_integer): New.
+
+2002-05-29 Joel Sherrill <joel@OARcorp.com>
+
+ * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
+
+2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
+ NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
+ (CPP_SUBTARGET_SPEC): Define.
+ (SUBTARGET_EXTRA_SPECS): Define.
+ (CPP_SPEC): Remove.
+
+2002-05-29 Chris Lattner <sabre@nondot.org>
+
+ * ssa.c (rename_insn_1): Rename uses of undefined registers to
+ prevent confusion if/when the register is defined.
+
+2002-05-29 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/6838
+ * config/cris/cris.md: Fix typos and thinkos in comments.
+ ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
+ second alternative.
+ ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
+ ("*mov_sideqi_mem"): Similar, but for operand 3.
+ ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
+ (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
+ Remove spurious mode specifier on operand 2.
+
+2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Remove the prototype for
+ o_operand.
+ Add prototypes for single_one_operand and single_zero_operand.
+ * config/h8300/h8300.c (o_operand): Remove.
+ (single_one_operand): New.
+ (single_zero_operand): Likewise.
+ (print_operand): For 'V' operand, and the operand with 0xff.
+ For 'V' and 'W' operands, do not and the bit position with 7.
+ * config/h8300/h8300.md (various anonymous patterns): Replace
+ use of exact_log2 with single_one_operand/single_zero_operand.
+
+2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
+
+2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (legitimate_pic_operand_p): Do not
+ accept symbolic LARL operands.
+ (s390_emit_epilogue): Do not set FRAME_RELATED_P on
+ epilogue insns.
+
+2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/s390/s390.md (cmpstr_64/31): Mark whole
+ input registers as used.
+
+2002-05-28 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
+ not current_function_uses_pic_offset_table and
+ current_function_uses_const_pool; examine current_function_profile.
+ (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
+ input to blockage if needed.
+ (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
+ (legitimize_pic_address): Likewise. Set regs_ever_live for
+ pic_offset_table_rtx when invoked during reload.
+ * config/i386/i386.h (FINALIZE_PIC): Remove.
+ * config/i386/i386.md (tablejump): Reformat. Do not set
+ current_function_uses_pic_offset_table.
+ (tls_global_dynamic, tls_local_dynamic_base): Likewise.
+ (blockage): Accept anything as operand 0.
+
+2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
+ common CPP built-ins for all NetBSD a.out targets.
+ * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
+ common CPP built-ins for all NetBSD ELF targets.
+ * config/netbsd.h: Add missing notice.
+ (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
+ for all NetBSD targets.
+ (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
+ for all NetBSD targets using an LP64 code model.
+ (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
+ NetBSD targets.
+
+2002-05-28 Richard Henderson <rth@redhat.com>
+
+ * flow.c (update_life_info_in_dirty_blocks): Only do a partial
+ update if UPDATE_LIFE_LOCAL.
+
+2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
+
+ * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
+
+Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
+ Jason R. Thorpe <thorpej@wasabisystems.com>
+
+ config/sh reorganization to factor out endianness and coff:
+
+ * config/sh/little.h: New file.
+ * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
+ defined, define to 0 to select big-endian.
+ (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
+ (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
+ * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
+ * config/sh/t-be: New file.
+ * config/sh/t-le: New file.
+
+ * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
+ (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
+ (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
+ (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
+ (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
+ (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
+ (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
+ (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
+ (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
+ CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
+ SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
+ (LINK_SPEC): Define to SH_LINK_SPEC.
+ (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
+ (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
+ (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
+ (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
+ (TARGET_ENDIAN_DEFAULT): Define if not already defined.
+ * config/sh/coff.h: New file.
+ (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
+ (TARGET_OBJFMT_CPP_BUILTINS): Define.
+ * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
+ (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
+ (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
+ (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
+ (PTRDIFF_TYPE): Likewise.
+ ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
+ (CPP_PREDEFINES): Don't define.
+ (TARGET_OBJFMT_CPP_BUILTINS): Define.
+ (LINK_SPEC): Define to SH_LINK_SPEC.
+ (LINK_EMUL_PREFIX): Redefine.
+ * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
+ (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
+ (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
+ (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
+ (TARGET_OS_CPP_BUILTINS): Define.
+ (TARGET_DEFAULT): Redefine.
+ (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
+ * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
+ (LINK_SPEC): Don't redefine.
+ (LINK_DEFAULT_CPU_EMUL): Redefine.
+ (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
+ * sh.c (sh_asm_named_section): Don't declare / define.
+ * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
+ * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
+ (sh64-*-elf* tm_file): Likewise.
+ (sh-*-rtemself* tm_file): Likewise.
+ (sh-*-linux* tm_file): Likewise. Add sh/little.h.
+ (sh-*-linux* tmake_file): Add sh/t-le.
+ (sh-*-rtems* tm_file): Add sh/coff.h
+ (sh-*-* tm_file): Likewise.
+
+Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
+ CONSTANT_POOL_ADDRESS_P.
+
+ * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
+
+2002-05-28 David Edelsohn <edelsohn@gnu.org>
+ Jeff Law <law@redhat.com>
+
+ * optabs.c (expand_binop): Fix nwords sign warnings.
+ generate pseudo for add_optab.
+
+ * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
+ * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
+
+2002-05-28 Marc Espie <espie@openbsd.org>
+
+ * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
+ inherited from gas.h.
+ (ASM_QUAD): Undef. OpenBSD does not support it.
+
+2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * doc/install.texi (binaries): Change mingw binaries
+ link to www.mingw.org.
+
+2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
+
+2002-05-28 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_compute_frame_layout): Do not add
+ bottom alignment for leaf functions.
+
+2002-05-28 Zack Weinberg <zack@codesourcery.com>
+
+ * config/pa/milli32.S, config/pa/lib1funcs.asm,
+ config/sparc/sol2-g1.asm: Delete unused files.
+
+2002-05-28 Richard Henderson <rth@redhat.com>
+
+ * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
+
+ * flow.c (calculate_global_regs_live): Rename call_used to
+ invalidated_by_call. Initialize from regs_invalidated_by_call
+ instead of call_used_regs.
+
+ * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
+ DECL_EXTERNAL.
+
+2002-05-28 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.h: Don't include real.h.
+ Forward-declare struct realvaluetype.
+ (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
+ contain it.
+ (TREE_REAL_CST_PTR): New accessor.
+ (TREE_REAL_CST): Update.
+ * real.h: Include machmode.h.
+ (realvaluetype): Make it struct realvaluetype, not a typedef.
+ (build_real): Prototype here.
+
+ * tree.c: Include real.h.
+ (build_real): Allocate the REAL_VALUE_TYPE as a separate
+ object in GC memory, set TREE_REAL_CST_PTR to point to it.
+ (build_real_from_int_cst): Use build_real.
+ * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
+ REAL_CST.
+
+ * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
+ fold-const.c, print-tree.c, real.c: Include real.h.
+ * Makefile.in: Update dependency lists.
+
+2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * basic-block.h (last_basic_block): Declare.
+ (expunge_block_nocompact): Declaration removed.
+ (compact_blocks): Declare.
+ * cfg.c (last_basic_block): New variable.
+ (expunge_block_nocompact): Removed.
+ (expunge_block): Do not compact basic blocks.
+ (compact_blocks): New.
+ * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
+ longer change.
+ * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
+ last_basic_block.
+ * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
+ real positions of blocks.
+ (delete_unreachable_blocks): Simplified -- quadratic behavior now
+ cannot occur.
+ (cleanup_cfg): Compact blocks.
+ * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
+ basic_block_info varray.
+ (flow_delete_block): Comment update.
+ (back_edge_of_syntactic_loop_p): Modify position check code.
+ (verify_flow_info): Update checking.
+ * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
+ * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
+ (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
+ indices no longer change.
+ * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
+ last_basic_block.
+ * predict.c (estimate_bb_frequencies): Remove unneccessary code.
+ * profile.c (branch_prob): Compact blocks.
+ * sched-rgn.c (find_rgns): Replace n_basic_blocks with
+ last_basic_block.
+
+2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (two anonymous patterns): New.
+
+2002-05-28 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.md (cpu): Tidy.
+ (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
+ 'trap'.
+ (in_call_delay): Delete reference to 'return' type.
+ (eligible_for_return_delay, in_return_delay, define_delay
+ referencing those): Delete.
+ (rest of file): Use new type attributes as appropriate.
+ * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
+ * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
+ * config/sparc/ultra1_2.md (us1_single): New reservation.
+ (us1_ialuX): Likewise.
+ * config/sparc/ultra3.md (us3_single): Likewise.
+ (us3_ialuX): Likewise.
+ (us3_imul, us3_idiv): Tweak.
+
+2002-05-28 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
+ STRING_CST.
+
+2002-05-28 Richard Henderson <rth@redhat.com>
+
+ * config.gcc: Obsolete mn10200.
+
+2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppexp.c (interpret_number): Optimize for single-digit
+ and less-than-half-precision cases.
+ (num_trim, num_positive, num_div_op): Cast constants.
+
+2002-05-27 Bo Thorsen <bo@suse.de>
+
+ * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
+ 3.1 branch. The file was made by Jakub Jelinek.
+ * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
+ support so multilib doesn't break. And don't define this at all
+ when -Dinhibit_libc is used.
+ (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
+ * config/i386/t-linux64: Implement full multilib support. Patch
+ originally done by Andreas Jaeger and Jakub Jelinek.
+
+2002-05-27 Roger Sayle <roger@eyesopen.com>
+
+ * c-common.c: Add support for __attribute__((nothrow)) to specify
+ that a function cannot throw an exception (using TREE_NOTHROW).
+ (handle_nothrow_attribute): New function to process this attribute.
+
+ * doc/extend.texi: Document the new nothrow function attribute.
+
+2002-05-27 H.J. Lu (hjl@gnu.org)
+
+ * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
+ (num_positive): Likewise.
+ (num_div_op): Likewise.
+
+2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (c_common_init): Always use intmax_t.
+
+2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (c_common_init): Use intmax_t for now.
+
+2002-05-24 Andrew Haley <aph@redhat.com>
+
+ * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
+ if T is a boolean type.
+
+2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * basic-block.h (last_basic_block): Defined as synonym for
+ n_basic_blocks.
+ * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
+ flow_depth_first_order_compute, flow_preorder_transversal_compute,
+ flow_dfs_compute_reverse_init): Replaced relevant occurences of
+ n_basic_blocks with last_basic_block.
+ * cfgbuild.c (make_edges): Likewise.
+ * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
+ * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
+ * combine.c (combine_instructions): Likewise.
+ * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
+ iterative_dataflow_bitmap): Likewise.
+ * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
+ calc_idoms, idoms_to_doms): Likewise.
+ * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
+ Likewise.
+ * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
+ compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
+ one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
+ one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
+ delete_null_pointer_checks, compute_code_hoist_vbeinout,
+ hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
+ compute_store_table, build_store_vectors): Likewise.
+ * haifa-sched.c (sched_init): Likewise.
+ * ifcvt.c (if_convert): Likewise.
+ * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
+ pre_edge_lcm, compute_available, compute_nearerout,
+ compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
+ Likewise.
+ * predict.c (estimate_probability, process_note_prediction,
+ note_prediction_to_br_prob): Likewise.
+ * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
+ * recog.c (split_all_insns, peephole2_optimize): Likewise.
+ * regrename.c (copyprop_hardreg_forward): Likewise.
+ * resource.c (init_resource_info): Likewise.
+ * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
+ init_regions, schedule_insns): Likewise.
+ * ssa-ccp.c (ssa_const_prop): Likewise.
+ * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
+ * ssa.c (compute_dominance_frontiers,
+ compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
+
+ * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
+ * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
+ sizes consistently.
+
+Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
+ new.
+ * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
+ hoist_insn_after, hoist_insn_to_edge): New.
+
+Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
+ (PROP_FINAL): Include.
+ * flow.c (life_analysis, update_life_info,
+ init_propagate_block_info, mark_set_1, mark_used_rgs):
+ Support SCAN_DEAD_STORE.
+
+2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (c_common_init): Set CPP arithmetic precision.
+ * cppexp.c (cpp_num_part): Move typedef ...
+ * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
+ * cppinit.c (cpp_create_reader): Default to host long arithmetic.
+ (sanity_checks): Update.
+
+2002-05-26 Geoffrey Keating <geoffk@redhat.com>
+
+ * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
+ (mkheaders): New rule.
+ (install-mkheaders): New rule.
+ * configure.in (all_outputs): Add mkheaders.
+ * configure: Regenerate.
+ * mkheaders.in: New file.
+
+2002-05-26 Jakub Jelinek <jakub@redhat.com>
+
+ * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
+
+2002-05-26 Andreas Jaeger <aj@suse.de>
+
+ * cfg.c (dump_flow_info): Remove extra argument to fprintf.
+
+2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
+ right_shift): Remove.
+ (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
+ HIGH_PART): New.
+ (struct op): Use cpp_num.
+ (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
+ num_part_mul, num_unary_op, num_binary_op, num_negate,
+ num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
+ num_div_op, num_lshift, num_rshift, append_digit): New.
+ (interpret_number, parse_defined, eval_token, reduce): Update
+ for two-integer arithmetic.
+ (binary_handler): New typedef.
+ (optab): Update.
+ (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
+ (_cpp_parse_expr, reduce): Update to handle two-integers.
+ * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
+
+2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
+ * config/avr/avr.c (jump_over_one_insn_p): Take length of the
+ branch insn into account, do not assume 1.
+ (avr_out_sbxx_branch): New function. Optimize cases of skipping
+ over single word insn. Handle upper half of I/O space too.
+ * config/avr/avr.md (*sbrx_branch): Use it.
+ (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
+ (*sbix_branch, *sbix_branch_bit7): Likewise.
+ (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
+ Use RTL peepholes to optimize register operand sign tests.
+
+2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_asm_only_p): New variable.
+ (avr_override_options): Set it here if AVR1.
+ (asm_file_start): Test it here, report an error if set.
+
+2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c: Fix formatting.
+ * attribs.c: Likewise.
+ * bb-reorder.c: Likewise.
+ * bitmap.c: Likewise.
+ * bitmap.h: Likewise.
+ * builtins.c: Likewise.
+
+Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * reload.c (find_valid_class): Accept new argument DEST,
+ choose class accordingly.
+ (push_reload): Update callers.
+
+2002-05-26 Andreas Jaeger <aj@suse.de>
+
+ * combine.c (combine_instructions): Do not indent #if for
+ traditional C.
+
+2002-05-25 Richard Henderson <rth@redhat.com>
+
+ * c-pragma.c (apply_pragma_weak): Convert value identifier to
+ string for decl_attributes.
+ (handle_pragma_weak): Call assemble_alias if we're modifying
+ an existing decl.
+
+2002-05-25 Richard Henderson <rth@redhat.com>
+
+ PR target/6788
+ * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
+ using rtl instead of fprintf.
+ * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
+ * config/sparc/sparc-protos.h: Update.
+
+2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (C_COMMON_H): Fix.
+ Update other targets.
+ * c-common.c: Don't include c-lex.h.
+ (builtin_define_with_value): Make static and prototype.
+ (builtin_define_std): Move from c-lex.h.
+ * c-common.h (init_c_lex): Move from c-lex.h.
+ * c-decl.c: Don't include c-lex.h.
+ (make_pointer_declarator): Move from c-parse.in.
+ * c-lex.c: Don't include c-lex.h.
+ * c-lex.h: Remove.
+ * c-parse.in: Don't include c-lex.h; include c-pragma.h.
+ (make_pointer_declarator): Move to c-decl.c.
+ * c-pragma.c: Don't include c-lex.h.
+ * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
+ * c-tree.h (make_pointer_declarator): New.
+doc:
+ * passes.texi, tm.texi: Update.
+objc:
+ * Make-lang.in: Update and correct.
+ * objc-act.c: Don't include c-lex.h or cpplib.h.
+treelang:
+ * treetree.c: Don't include c-lex.h.
+config:
+ * darwin-c.c: Don't include c-lex.h.
+ * c4x/c4x-c.c: Don't include c-lex.h.
+ * c4x/t-c4x: Update.
+ * i370/i370-c.c: Don't include c-lex.h.
+ * i370/t-i370: Update.
+ * i960/i960-c.c: Don't include c-lex.h.
+ * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
+ * i960/t-960bare: Update.
+ * i960/t-vxworks: Update.
+ * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
+ * rs6000/t-darwin: Update.
+ * rs6000/t-rs6000-c-rule: Update.
+ * v850/v850-c.c: Don't include c-lex.h.
+ * v850/v850.c: Don't include c-lex.h or cpplib.h.
+
+
+2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree.def: Fix typos.
+ * doc/install.texi: Likewise.
+
+2002-05-25 Richard Henderson <rth@redhat.com>
+
+ * configure.in (HAVE_AS_TLS): Add ia64 test.
+ * configure: Rebuild.
+ * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
+ (override_options): Set it.
+ (TARGET_HAVE_TLS): New.
+ (sdata_symbolic_operand): Look for 's'.
+ (tls_symbolic_operand): New.
+ (ia64_expand_load_address): Abort for tls symbols.
+ (gen_tls_get_addr): New.
+ (gen_thread_pointer): New.
+ (ia64_expand_move): Split out from movdi. Handle tls symbols.
+ (rtx_needs_barrier): Add new unspecs.
+ (ia64_encode_section_info): Handle tls symbols.
+ (ia64_strip_name_encoding): Strip two encoding chars.
+ * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
+ (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
+ (TARGET_OPTIONS): Add tls-size.
+ (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
+ * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
+ UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
+ (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
+ (movsf, movdf): Likewise.
+ (movdi_symbolic): Use match_scratch. Don't split if we won't
+ have a scratch availiable.
+ (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
+ add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
+ load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
+ * config/ia64/ia64-protos.h: Update.
+ * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
+ sdata_symbolic_operand.
+ (ASM_OUTPUT_LABELREF): Strip two characters.
+
+2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * combine.c (simplify_set): Remove an unnecessary subreg.
+
+2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
+
+ * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
+
+2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
+
+2002-05-25 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
+ (cond (compare x y) 0) into the equivalent (cond x y).
+
+2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
+
+2002-05-24 Zack Weinberg <zack@codesourcery.com>
+
+ * config.gcc: Remove all stanzas for previously obsoleted
+ systems. Where necessary, add explicit error stanzas to
+ prevent removed systems from being misidentified as something
+ else. Begin a fresh obsoletions list, with the systems that
+ were reprieved last round.
+ * doc/install.texi: Remove all mention of dead targets.
+ * fixinc/mkfixinc.sh: Likewise.
+
+ * config/arm/arm.h: Bit 31 of target_flags is no longer
+ reserved.
+
+ * config/1750a/1750a-protos.h, config/1750a/1750a.c,
+ config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
+ config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
+ config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
+ config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
+ config/alpha/osf12.h, config/alpha/osf2or3.h,
+ config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
+ config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
+ config/clipper/clipper-protos.h, config/clipper/clipper.c,
+ config/clipper/clipper.h, config/clipper/clipper.md,
+ config/clipper/clix.h, config/convex/convex-protos.h,
+ config/convex/convex.c, config/convex/convex.h,
+ config/convex/convex.md, config/convex/fixinc.convex,
+ config/convex/proto.h, config/elxsi/elxsi-protos.h,
+ config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
+ config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
+ config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
+ config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
+ config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
+ config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
+ config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
+ config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
+ config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
+ config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
+ config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
+ config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
+ config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
+ config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
+ config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
+ config/m68k/altos3068.h, config/m68k/apollo68.h,
+ config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
+ config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
+ config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
+ config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
+ config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
+ config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
+ config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
+ config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
+ config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
+ config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
+ config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
+ config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
+ config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
+ config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
+ config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
+ config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
+ config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
+ config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
+ config/mips/dec-osf1.h, config/mips/elflorion.h,
+ config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
+ config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
+ config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
+ config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
+ config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
+ config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
+ config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
+ config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
+ config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
+ config/ns32k/pc532-min.h, config/ns32k/pc532.h,
+ config/ns32k/sequent.h, config/ns32k/tek6000.h,
+ config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
+ config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
+ config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
+ config/sparc/rtems.h, config/we32k/we32k-protos.h,
+ config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
+ Delete file.
+
+2002-05-24 Richard Henderson <rth@redhat.com>
+
+ * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
+ * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
+ * config/i386/i386.c (tls_model_chars): Add leading space.
+ (tls_symbolic_operand): Don't bias by 1.
+ (legitimize_address): Don't unbias by 1.
+
+2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
+
+ * lcm.c (optimize_mode_switching): Change bb used as indices
+ to bb->index.
+
+2002-05-24 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
+ of update_life_info_in_dirty_blocks.
+
+2002-05-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR other/6782
+ * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
+
+2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR preprocessor/6780
+ * cppmacro.c (enter_macro_context): Clear state.angled_headers.
+
+2002-05-24 Jim Blandy <jimb@redhat.com>
+
+ * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
+ entry with a type code of zero, marking the end of the compilation
+ unit's macro info.
+
+2002-05-24 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (asm_output_bss): Always output one byte.
+ * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
+
+2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
+
+ * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
+ namespace.
+
+2002-05-24 Andreas Jaeger <aj@suse.de>
+
+ * ggc-page.c (alloc_page): Cast variables of type size_t to
+ unsigned long, adjust printf format string.
+ (ggc_alloc): Likewise.
+ (ggc_print_statistics): Likewise.
+ (ggc_print_statistics): Correct printf format string for SCALE to
+ use unsigned long.
+
+2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
+
+2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
+ quoted strings.
+ * dwarf2out.c (lookup_filename): Properly quote filename in .file
+ directive in assembly file.
+ * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
+ * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
+ * config/pj/pj.h (ASM_FILE_START): Likewise.
+ * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
+ * config/avr/avr.c (asm_file_end): Likewise.
+ * toplev.c (output_quoted_string): Handle possibly signed plain
+ char.
+ * toplev.h (output_clean_symbol_name): Declare
+ * toplev.c (output_clean_symbol_name): Define.
+ * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
+ * config/1750a/1750a.h (ASM_FILE_START): Likewise.
+
+2002-05-24 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
+
+2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
+ of size of unsigned.
+
+2002-05-23 Richard Henderson <rth@redhat.com>
+
+ * configure.in (HAVE_AS_TLS): New test.
+ * config.in, configure: Rebuild.
+ * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
+ (ix86_tls_dialect_string, ix86_tls_dialect): New.
+ (override_options): Set it.
+ (tls_model_chars, tls_symbolic_operand): New.
+ (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
+ (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
+ (local_exec_symbolic_operand): New.
+ (get_pic_label_name): Merge into output_set_got.
+ (ix86_asm_file_end): Emit pic_label_name if defined.
+ (legitimate_constant_p, constant_address_p): New.
+ (legitimate_pic_operand_p): New.
+ (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
+ (legitimate_address_p): Likewise.
+ (ix86_encode_section_info): Rename from i386_; handle tls decls.
+ (ix86_strip_name_encoding): New.
+ (get_thread_pointer): New.
+ (legitimize_address): Handle tls symbols.
+ (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
+ Remove UNSPEC_PLT.
+ (struct machine_function): Add some_ld_name.
+ (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
+ (print_operand) [&]: Use it. Handle UNSPEC_TP.
+ (output_addr_const_extra): New.
+ (maybe_get_pool_constant): New.
+ (ix86_split_to_parts): Use it.
+ (ix86_expand_move): Handle tls symbols.
+ (ix86_tls_get_addr): New.
+ * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
+ (TARGET_OPTIONS): Add tls-dialect.
+ (CONSTANT_ADDRESS_P): Use new out-of-line function.
+ (LEGITIMATE_CONSTANT_P): Likewise.
+ (LEGITIMATE_PIC_OPERAND_P): Likewise.
+ (TARGET_STRIP_NAME_ENCODING): New.
+ (ASM_OUTPUT_LABELREF): New.
+ (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
+ (OUTPUT_ADDR_CONST_EXTRA): New.
+ (PREDICATE_CODES): Update.
+ (ix86_tls_dialect, ix86_tls_dialect_string): New.
+ * config/i386/i386.md: Regroup and renumber unspec constants.
+ (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
+ (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
+ (tls_global_dynamic, tls_local_dynamic_base): New.
+ (tls_local_dynamic_once): New.
+ * config/i386/i386-protos.h: Update.
+
+2002-05-23 Richard Henderson <rth@redhat.com>
+
+ * genemit.c (gen_insn): Print file:lineno comment before function.
+ (main): likewise.
+ * gensupport.c (struct queue_elem): Add filename member.
+ (queue_pattern): Initialize it; update all callers.
+ (process_include): Don't free filename.
+ (read_md_rtx): Set read_rtx_filename.
+
+2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
+
+ * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
+
+2002-05-23 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
+
+2002-05-23 Richard Henderson <rth@redhat.com>
+
+ * doc/extend.texi (C++98 Thread-Local Edits): Update with
+ commentary from Mark.
+
+2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
+ Use FOR_EACH_BB macros to iterate over basic block chain.
+ * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
+ alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
+ Likewise.
+ * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
+ find_unreachable_blocks, create_edge_list, verify_edge_list,
+ remove_fake_edges, add_noreturn_fake_exit_edges,
+ flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
+ Likewise.
+ * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
+ find_sub_basic_blocks): Likewise.
+ * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
+ Likewise.
+ * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
+ Likewise.
+ * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
+ Likewise.
+ * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
+ commit_edge_insertions, commit_edge_insertions_watch_calls,
+ print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
+ * combine.c (combine_instructions, reg_dead_at_p): Likewise.
+ * conflict.c (conflict_graph_compute): Likewise.
+ * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
+ df_modified_p, df_refs_unlink, df_dump): Likewise.
+ * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
+ * final.c (compute_alignments): Likewise.
+ * flow.c (update_life_info, update_life_info_in_dirty_blocks,
+ delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
+ count_or_remove_death_notes): Likewise.
+ * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
+ compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
+ classic_gcse, compute_transp, cprop, compute_pre_data,
+ compute_transpout, invalidate_nonnull_info,
+ delete_null_pointer_checks_1, delete_null_pointer_checks,
+ compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
+ compute_store_table, build_store_vectors, store_motion): Likewise.
+ * global.c (global_conflicts, mark_elimination): Likewise.
+ * graph.c (print_rtl_graph_with_bb): Likewise.
+ * haifa-sched.c (sched_init): Likewise.
+ * ifcvt.c (if_convert): Likewise.
+ * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
+ compute_available, compute_nearerout, compute_rev_insert_delete,
+ optimize_mode_switching): Likewise.
+ * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
+ * predict.c (estimate_probability, note_prediction_to_br_prob,
+ propagate_freq, counts_to_freqs, expensive_function_p,
+ estimate_bb_frequencies): Likewise.
+ * profile.c (instrument_edges, get_exec_counts,
+ compute_branch_probabilities, compute_checksum, branch_prob,
+ find_spanning_tree): Likewise.
+ * recog.c (split_all_insns, peephole2_optimize): Likewise.
+ * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
+ Likewise.
+ * regclass.c (scan_one_insn, regclass): Likewise.
+ * regmove.c (mark_flags_life_zones, regmove_optimize,
+ record_stack_memrefs): Likewise.
+ * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
+ * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
+ * resource.c (find_basic_block): Likewise.
+ * sched-ebb.c (schedule_ebbs): Likewise.
+ * sched-rgn.c (is_cfg_nonregular, build_control_flow,
+ find_single_block_region, find_rgns, schedule_insns)
+ * sibcall.c (optimize_sibling_and_tail_recursive_call)
+ * ssa-ccp.c (optimize_unexecutable_edges,
+ ssa_ccp_df_delete_unreachable_insns): Likewise.
+ * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
+ * ssa.c (find_evaluations, compute_dominance_frontiers_1,
+ rename_block, convert_to_ssa, compute_conservative_reg_partition,
+ compute_coalesced_reg_partition, rename_equivalent_regs,
+ convert_from_ssa): Likewise.
+ * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
+ process_for_unwind_directive): Likewise.
+
+ * df.c (FOR_ALL_BBS): Removed.
+ * gcse.c (struct null_pointer_info): Type of current_block field
+ changed.
+ (struct reg_avail_info): Type of last_bb field changed.
+ * config/ia64/ia64.c (block_num): Removed.
+ (need_copy_state): Type changed.
+ (last_block): New.
+
+2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppinit.c (mark_named_operators): Split out from init_builtins.
+ (cpp_finish_options): Call it from here instead.
+
+2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * builtin-attrs.def: Update copyright years.
+ (ATTR_NONNULL): New attribute identifier.
+ (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
+ attribute tree lists.
+ (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
+ format operand.
+ (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
+ (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
+ attribute lists. Chain the appropriate nonnull attribute.
+ * c-format.c (check_format_arg): Remove null format string
+ warning.
+ * testsuite/gcc.dg/format/null-1.c: New test.
+
+2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in (ADAC): Define.
+ (SYSLIBS): Define.
+ (.SUFFIXES): Move before language makefile fragments.
+ (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
+
+2002-05-23 Mark Mitchell <mark@codesourcery.com>
+
+ * varasm.c (make_decl_rtl): Don't allow weak variables to be
+ placed in common.
+
+Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfg.c (dump_flow_info): Print results of
+ maybe_hot/probably_never_executed predicates.
+ * toplev.c (open_dump_file): Print function frequency.
+
+2002-05-23 David S. Miller <davem@redhat.com>
+
+ * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
+ regsets.
+
+2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * c-common.c (warn_nonnull): Declare.
+ (c_common_attribute_table): Add "nonnull" attribute.
+ (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
+ check_nonnull_arg, get_nonnull_operand, check_function_arguments,
+ check_function_arguments_recurse): New functions.
+ * c-common.h (warn_nonnull): Declare extern.
+ (check_function_arguments, check_function_arguments_recurse): New
+ prototypes.
+ * c-decl.c (c_decode_option): Add -Wnonnull option.
+ * c-format.c (set_Wformat): Set warn_nonnull if enabling
+ format checking.
+ (format_check_context): New structure.
+ (check_format_info_recurse): Remove recursion and rename to...
+ (check_format_arg): ...this. Update comment.
+ (check_format_info): Use check_function_arguments_recurse.
+ * c-typeck.c (build_function_call): Call check_function_arguments
+ instead of check_function_format.
+ * doc/extend.texi: Document "nonnull" attribute.
+ * doc/invoke.texi: Docuemnt -Wnonnull option.
+ * testsuite/gcc.dg/nonnull-1.c: New test.
+ * testsuite/gcc.dg/nonnull-2.c: New test.
+
+2002-05-23 David S. Miller <davem@redhat.com>
+
+ * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
+ * cfgcleanup.c (cleanup_cfg): If it is set do not
+ attempt to delete trivially dead insns.
+ * except.c (finish_eh_generation): Pass it to cleanup_cfg.
+ * toplev.c (rest_of_compilation): Document non-trivial aspect
+ the RTL before optimize_save_area_alloca is run.
+
+2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-lex.c (indent_level): Remove.
+ (cb_file_change, c_lex): Remove indent level handling.
+ * c-lex.h (indent_level): Remove.
+ * input.h (struct file_stack): Remove indent_level.
+ * toplev.c (push_srcloc): Remove indent_level handling.
+
+2002-05-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/6753
+ * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
+ of x in constraints for clarity.
+ (sse_mov?fcc split): abort if op2 == op3.
+ (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
+ sse_movsfcc_const0_4): Add earlyclobber.
+ (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
+ sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
+ Use Y instead of x in constraints.
+
+2002-05-23 Richard Henderson <rth@redhat.com>
+
+ * doc/extend.texi (C99 Thread-Local Edits): New subsection.
+ (C++98 Thread-Local Edits): New subsection.
+
+ * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
+ (ix86_arch): Set type to enum processor_type.
+
+ * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
+ LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
+
+2002-05-23 Jakub Jelinek <jakub@redhat.com>
+
+ * configure.in: Fix as version test for binutils 2.12.1 releases
+ (without dates).
+ * configure: Rebuilt.
+
+2002-05-23 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (get_pic_label_name): New.
+ (load_pic_register): Remove.
+ (output_set_got): New.
+ (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
+ * config/i386/i386.md (UNSPEC_SET_GOT): New.
+ (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
+ (prologue_set_got, prologue_get_pc): Remove.
+ (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
+ (builtin_setjmp_receiver): Use gen_set_got.
+ * config/i386/i386-protos.h: Update.
+
+Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (hash_expr): Do not use alias set for hashing.
+
+2002-05-22 Kevin Buettner <kevinb@redhat.com>
+
+ * dbxout.c (dbxout_class_name_qualifiers): New function.
+ (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
+
+2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpperror.c (_cpp_begin_message): No special casing
+ of CPP_FATAL_LIMIT.
+ * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
+ (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
+ * cpplib.c (do_include_common): Use DL_ERROR.
+ * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
+ (DL_ICE): Renumber.
+ * fix-header.c (read_scan_file): Update.
+
+2002-05-22 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_call): New function, extracted
+ from md call patterns. Add pic_offset_table_rtx to
+ CALL_INSN_FUNCTION_USAGE when needed.
+ * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
+ (call_value_pop, call_value, untyped_call): Likewise.
+ (call_exp, call_value_exp): Remove.
+ * config/i386/i386-protos.h: Update.
+
+2002-05-22 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (default_section_type_flags): Check for VAR_DECL
+ before using DECL_THREAD_LOCAL.
+
+2002-05-22 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
+ (STARTFILE_SPEC): Delete PE crt0.o.
+ * config/rs6000/aix51.h: Same.
+ * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
+ * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
+ function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
+ (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
+ * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
+
+2002-05-22 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (default_section_type_flags): Handle tls data and
+ default sections.
+ (default_unique_section): Handle tls sections.
+
+2002-05-23 Alan Modra <amodra@bigpond.net.au>
+
+ * configure.in (CROSS): Define NATIVE_CROSS.
+ * configure: Regenerate.
+ * gcc.c (STARTFILE_PREFIX_SPEC): Define.
+ (startfile_prefix_spec): New var.
+ (static_specs): Add startfile_prefix_spec.
+ (do_spec_2): Split out from..
+ (do_spec): ..here.
+ (main): Process startfile_prefix_spec.
+ * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
+ dynamic linker.
+ (STARTFILE_PREFIX_SPEC): Define.
+ (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
+ absolute paths.
+
+2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cpperror.c: Fix formatting.
+ * cppexp.c: Likewise.
+ * cppfiles.c: Likewise.
+ * cpphash.c: Likewise.
+ * cpphash.h: Likewise.
+ * cppinit.c: Likewise.
+ * cpplex.c: Likewise.
+ * cpplib.c: Likewise.
+ * cppmacro.c: Likewise.
+ * cppmain.c: Likewise.
+ * cppspec.c: Likewise.
+
+2002-05-22 Jakub Jelinek <jakub@redhat.com>
+
+ * combine.c (force_to_mode): Use gen_int_mode.
+ Don't clear CONST_INT bits outside of mode.
+
+2002-05-22 Richard Henderson <rth@redhat.com>
+
+ * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
+ * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
+
+2002-05-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/6643
+ * emit-rtl.c (widen_memory_access): Only call compare_tree_int
+ if DECL_SIZE_UNIT is INTEGER_CST.
+
+2002-05-22 Richard Henderson <rth@redhat.com>
+
+ * flow.c (life_analysis): Delete broken reg_label check.
+
+2002-05-22 Richard Henderson <rth@redhat.com>
+
+ * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
+ * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
+
+Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
+ (embed-bb.c): New rule.
+ * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
+ * config/sh/embed_bb.c: Delete.
+
+Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * c-common.c (cb_register_builtins): Don't indent '#' of #define.
+
+2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*andorqi3): New.
+
+2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR preprocessor/6517
+ * Makefile.in: Update.
+ * c-common.c (c_common_post_options): Add preprocessor
+ errors to the error count.
+ * c-lang.c (c_post_options): Kill.
+ (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
+ * hooks.h: Add header guards.
+ * langhooks-def.h: Include hooks.h.
+ (LANG_HOOKS_POST_OPTIONS): Update.
+ * langhooks.h (struct lang_hooks): Update post_options.
+ * toplev.c (parse_options_and_default_flags): Update.
+objc:
+ * objc-lang.c (objc_post_options): Kill.
+ (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
+
+2002-05-21 Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
+ * fixinc/inclhack.def(thread_keyword): use c_fix = format.
+ * fixinc/fixincl.x: regen.
+
+2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgbuild.c: Fix formatting.
+ * cfg.c: Likewise.
+ * cfgcleanup.c: Likewise.
+ * cfglayout.c: Likewise.
+ * cfgloop.c: Likewise.
+ * cfgrtl.c: Likewise.
+
+2002-05-21 Richard Henderson <rth@redhat.com>
+
+ * c-common.h (enum rid): Add RID_THREAD.
+ * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
+ (grokdeclarator): Grok __thread.
+ * c-parse.in (reswords): Add __thread.
+ (rid_to_yy): Add RID_THREAD.
+
+ * tree.h (DECL_THREAD_LOCAL): New.
+ (struct tree_decl): Add thread_local_flag.
+ * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
+ * tree.c (staticp): TLS variables are not static.
+
+ * target-def.h (TARGET_HAVE_TLS): New.
+ * target.h (have_tls): New.
+ * output.h (SECTION_TLS): New.
+ * varasm.c (assemble_variable): TLS variables can't be common for now.
+ (default_section_type_flags): Handle .tdata and .tbss.
+ (default_elf_asm_named_section): Handle SECTION_TLS.
+ (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
+
+ * flags.h (flag_tls_default): Declare.
+ * toplev.c (flag_tls_default): Define.
+ (display_help): Display help for it.
+ (decode_f_option): Set it.
+
+ * doc/extend.texi (Thread-Local): New node describing language-level
+ thread-local storage.
+ * doc/invoke.texi (-ftls-model): Document.
+
+ * fixinc/inclhack.def (thread_keyword): New.
+ * fixinc/fixincl.x: Rebuild.
+
+2002-05-21 Jeffrey A Law <law@redhat.com>
+
+ * optabs.c (expand_binop): For double-word integer multiplies,
+ do not compute intermediate results into something that is
+ not a register (such as a SUBREG or MEM).
+
+ * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
+ (ix86_sched_reorder): Make sure to initialize scheduling
+ data even when there's only one insn in the ready queue.
+
+2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (reserv_sets_hash_value): Fix a typo.
+
+2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (reserv_sets_hash_value): Define hash_value as
+ set_el_t. Transform the hash value into unsigned.
+ (output_cycle_reservs): Fix bug with output of repeated `nothing'.
+ (transform_3): Add code to process `(A,B)+(D,E)'.
+
+2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
+
+ * reload1.c (do_output_reload): Run delete_output_reload
+ only if optimizing.
+
+2002-05-21 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/6600
+ * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
+ larger than INTEGER_CST. (store_by_pieces_1): Use it here...
+ (can_store_by_pieces): ... and here to limit the largest mode used.
+ Add a comment to document this function.
+
+2002-05-21 Richard Henderson <rth@redhat.com>
+
+ * flow.c (life_analysis): Fix test for deleted label.
+
+2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * doc/tm.texi: Fix typo.
+
+2002-05-21 Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.c (c_common_init): Set options->unsigned_char from
+ flag_signed_char.
+ (cb_register_builtins): Define __STRICT_ANSI__ and
+ __CHAR_UNSIGNED__ here...
+ * cppinit.c (init_builtins): Not here.
+ (cpp_create_reader): unsigned_char option defaults to 0, not
+ !DEFAULT_SIGNED_CHAR.
+ (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
+ and -funsigned-char.
+
+ * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
+ * cpphash.c (_cpp_init_hashtable): Don't set it.
+ * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
+ directly. Clarify comment.
+
+2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
+ neighboring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
+ BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
+ BASIC_BLOCK (n_basic_blocks - 1).
+ * cfganal.c (can_fallthru, flow_call_edges_add,
+ flow_preorder_transversal_compute): Too.
+ * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
+ find_sub_basic_blocks): Too.
+ * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
+ * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
+ fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
+ * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
+ * combine.c (this_basic_block): Type changed to basic_block.
+ (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
+ nonzero_bits, num_sign_bit_copies, get_last_value_validate,
+ get_last_value, distribute_notes, distribute_links): Too.
+ * final.c (compute_alignments): Too.
+ * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
+ * function.c (thread_prologue_and_epilogue_insns): Too.
+ * gcse.c (compute_code_hoist_vbeinout): Too.
+ * global.c (build_insn_chain): Too.
+ * ifcvt.c (find_if_block, find_cond_trap): Too.
+ * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
+ * regmove.c (regmove_optimize): Too.
+ * resource.c (find_basic_block): Too.
+ * sched-ebb.c (schedule_ebbs): Too.
+ * ssa-dce.c (find_control_dependence, find_pdom): Too.
+
+2002-05-21 Andreas Jaeger <aj@suse.de>
+
+ * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
+
+2002-05-21 Richard Henderson <rth@redhat.com>
+
+ * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
+ unspec names, not numbers.
+
+2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/sourcebuild.texi: Mention snapshot-README and
+ snapshot-index.html as needing updating for new front ends.
+
+2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
+ disabling checking, and avoid multiple evaluation of RTX.
+
+2002-05-21 Richard Earnshaw <rearnsha@arm.com>
+
+ * bitmap.c (bitmap_find_bit): Return early if we have the correct
+ element cached.
+
+Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * profile.c (gen_edge_profiler): Set alias set before the memory is
+ used.
+
+2002-05-20 David S. Miller <davem@redhat.com>
+
+ * cselib.c (max_value_regs): New.
+ (cselib_lookup, cselib_invalidate_regno): Initialize it when
+ adding new entries to the REG_VALUES table and we are dealing with
+ a hard register.
+ (clear_table): Initialize it.
+ (cselib_invalidate_regno): Use it to determine which hard
+ registers to scan when mode is not VOIDmode.
+
+2002-05-20 Duraid Madina <duraid@fl.net.au>
+
+ * tradcpp.c (fixup_newlines): Use old-style function header.
+
+2002-05-20 Krister Walfridsson <cato@df.lth.se>
+
+ * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
+
+2002-05-20 H.J. Lu (hjl@gnu.org)
+
+ Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
+
+ * config/mips/mips.h (DFMODE_NAN): Defined.
+ (SFMODE_NAN): Likewise.
+
+2002-05-20 Dale Johannesen <dalej@apple.com>
+
+ * combine.c (cant_combine_insn_p): Back out my
+ previous patch.
+
+2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * params.c: Fix formatting.
+ * params.h: Likewise.
+ * predict.c: Likewise.
+ * prefix.c: Likewise.
+ * print-rtl.c: Likewise.
+ * print-tree.c: Likewise.
+ * profile.c: Likewise.
+
+2002-05-20 H.J. Lu (hjl@gnu.org)
+
+ * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
+
+2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
+ switches straight on to the assembler, do not abbreviate them.
+ * config/arm/elf.h (ASM_SPEC): As above.
+ * config/arm/semi.h (ASM_SPEC): As above.
+ * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
+ * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
+ -mcpu=xscale on to the assembler by default.
+ * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
+
+2002-05-20 Richard Henderson <rth@redhat.com>
+
+ * cse.c (canon_hash): Reorder do_not_record test. Always
+ allow pic_offset_table_rtx.
+
+2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
+ (expand_binop): Ditto (3 times).
+
+2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
+
+ * Makefile.in (distclean): Remove QMTest stuff.
+ (QMTEST_PATH): New variable.
+ (QMTESTFLAGS): Likewise.
+ (QMTESTRUNFLAGS): Likewise.
+ (QMTEST): Likewise.
+ (QMTEST_GPP_TESTS): Likewise.
+ (QMTEST_DIR): Likewise.
+ (QMTEST_DIR/context): New target.
+ (qmtest-g++): Likeise.
+ (qmtest-gui): Likewise.
+ (QMTEST_DIR/gpp-expected.qmr): Likewise.
+
+2002-05-19 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
+ an altivec register if TARGET_ALTIVEC.
+
+ * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
+ to ALTIVEC_VECTOR_MODE.
+ (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
+ (rs6000_va_arg): Vectors may go in registers if they are not
+ altivec vectors.
+
+2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
+
+ * protoize.c: Fix formatting.
+
+2002-05-19 Richard Henderson <rth@redhat.com>
+
+ * gensupport.c (init_include_reader): Merge into ...
+ (process_include): ... here. Simplify composite path creation.
+ Plug memory leaks. Fix file/line number tracking. Do not
+ process_define_cond_exec. Return void.
+ (process_rtx): Don't check process_include return value.
+
+2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
+ fields.
+ (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
+ traversing basic block chain.
+ (create_basic_block_structure, create_basic_block): Declaration changed.
+ (link_block, unlink_block): Declare.
+ * cfg.c (entry_exit_blocks): Initialize new fields.
+ (link_block, unlink_block): New.
+ (expunge_block_nocompact): Unlink basic block.
+ (dump_flow_info): Print prev_bb/next_bb fields.
+ * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
+ * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
+ * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
+ * cfgrtl.c (create_basic_block_structure, create_basic_block,
+ split_block, force_nonfallthru_and_redirect, split_edge): Modified.
+ (verify_flow_info): Check that list agrees with numbering.
+
+2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (preprocessing_asm): New macro.
+ * c-lex.h (builtin_define, builtin_assert): Use pfile.
+doc:
+ * tm.texi: Update.
+config/alpha:
+ * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
+ (CPP_SPEC): Simplify.
+ (TARGET_CPU_CPP_BUILTINS): Update.
+ * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
+ (CPP_SPEC): Simplify.
+ * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
+ (TARGET_OS_CPP_BUILTINS): Update.
+ * osf.h (CPP_XFLOAT_SPEC): Kill.
+ (TARGET_OS_CPP_BUILTINS): Update.
+ (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
+ * osf5.h (CPP_XFLOAT_SPEC): Kill.
+ * vms.h (CPP_SUBTARGET_SPEC): Kill.
+ (TARGET_OS_CPP_BUILTINS): Update.
+
+2002-05-19 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (default_binds_local_p): Fix typo.
+
+2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (machine_dependent_reorg): Sign extend the
+ CONST_INT operand to the correct mode after adding 1 to it.
+
+2002-05-19 Mark Mitchell <mark@codesourcery.com>
+
+ * config.gcc (powerpc-wrs-windiss*): New target.
+
+2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * config/rs6000/rs6000.md (ashrdi3_no_power): New.
+ (ashrdi3): Use it.
+
+2002-05-18 Mark Mitchell <mark@codesourcery.com>
+
+ * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
+ alphasort.
+ * config.in: Regenerated.
+ * configure: Regenerated.
+
+2002-05-19 Richard Henderson <rth@redhat.com>
+
+ * target-def.h (TARGET_BINDS_LOCAL_P): New.
+ * target.h (struct gcc_target): Move boolean fields to the end.
+ Add binds_local_p.
+ * varasm.c (default_binds_local_p): New.
+ * output.h: Declare it.
+
+ * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
+ * config/cris/cris.c (cris_encode_section_info): Likewise.
+ * config/i386/i386.c (i386_encode_section_info): Likewise.
+ * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
+ * config/sh/sh.c (sh_encode_section_info): Likewise.
+
+ * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
+ (TARGET_BINDS_LOCAL_P): New.
+
+2002-05-19 Richard Henderson <rth@redhat.com>
+
+ * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
+ FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
+ MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
+
+ * toplev.c (display_help): Kill -a -ax help.
+
+ * config/1750a/1750a.h, config/alpha/alpha.h,
+ config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
+ config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
+ config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
+ (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
+
+ * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
+ * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
+
+ * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
+ (ix86_output_function_block_profiler): Kill.
+ * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
+ (m68hc11_function_block_profiler): Kill.
+ * config/m68hc11/m68hc11-protos.h: Update.
+ * config/m88k/m88k.c (output_block_profiler): Kill.
+ (output_function_block_profiler): Kill.
+ * config/m88k/m88k-protos.h: Update.
+
+2002-05-19 Richard Henderson <rth@redhat.com>
+
+ * system.h (STRIP_NAME_ENCODING): Poison it.
+ * output.h (STRIP_NAME_ENCODING): Remove.
+ (default_strip_name_encoding): Declare.
+ * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
+ * target.h (strip_name_encoding): New.
+ * varasm.c (default_strip_name_encoding): New.
+
+ * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
+ config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
+ config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
+ config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
+ config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
+ config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
+ config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
+ config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
+ config/v850/v850.h: Use the hook, not the macro.
+
+ * config/darwin-protos.h, config/darwin.c, config/darwin.h,
+ config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
+ config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
+ config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
+ config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
+ config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
+ config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
+ config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
+ config/v850/v850.c, config/v850/v850.h:
+ Move STRIP_NAME_ENCODING to out-of-line function and add
+ TARGET_STRIP_NAME_ENCODING.
+
+ * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
+ config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
+ with TARGET_STRIP_NAME_ENCODING referencing existing function;
+ make function static.
+
+ * xcoffout.c: Include target.h
+ * Makefile.in (xcoffout.o): Update.
+
+ * config/avr/avr.c (avr_encode_section_info): Correct prototype.
+ * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
+ * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
+ reloc argument unused.
+ * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
+
+ * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
+ STRIP_NAME_ENCODING docs.
+
+2002-05-19 Andreas Jaeger <aj@suse.de>
+
+ * gengenrtl.c: Add prototype for excluded_rtx.
+
+ * real.h: Add prototype for exact_real_truncate.
+
+2002-05-18 Richard Henderson <rth@redhat.com>
+
+ * system.h (ENCODE_SECTION_INFO): Poison it.
+ * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
+ * target.h (encode_section_info): New.
+ * varasm.c (make_decl_rtl, output_constant_def): Use it.
+ * hooks.c (hook_tree_int_void): New.
+ * hooks.h: Declare it.
+
+ * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
+ config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
+ config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
+ config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
+ config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
+ config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
+ config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
+ config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
+ config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
+ config/mcore/mcore-protos.h, config/mcore/mcore.c,
+ config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
+ config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
+ config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
+ config/stormy16/stormy16.c, config/stormy16/stormy16.h:
+ Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
+ referencing existing function. Make function static.
+
+ * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
+ config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
+ config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
+ config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
+ config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
+ config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
+ config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
+ config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
+ config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
+ config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
+ config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
+ config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
+ config/xtensa/xtensa.c, config/xtensa/xtensa.h:
+ Move ENCODE_SECTION_INFO to out-of-line function and add
+ TARGET_ENCODE_SECTION_INFO.
+
+ * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
+ (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
+
+ * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
+ from SUBTARGET_*
+ (switch_to_section): Replace in_rdata case with in_readonly_data.
+
+ * config/h8300/h8300.c (h8300_encode_label): Make static.
+ * config/h8300/h8300-protos.h: Update.
+
+ * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
+ from rs6000_encode_section_info; make static.
+ (rs6000_xcoff_encode_section_info): New.
+
+ * config/v850/v850.c (v850_encode_data_area): Make static.
+ * config/v850/v850-protos.h: Update.
+
+ * config/vax/vax.c: Include flags.h.
+ (vms_select_section): Fix typo.
+
+ * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
+ ENCODE_SECTION_INFO docs.
+
+2002-05-18 Richard Henderson <rth@redhat.com>
+
+ * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
+ REGISTER_TARGET_PRAGMAS.
+ * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
+
+ * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
+
+2002-05-18 Richard Henderson <rth@redhat.com>
+
+ * system.h (SELECT_RTX_SECTION): Poison.
+ * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
+ * target.h (select_rtx_section): New.
+ * varasm.c (output_constant_pool): Use it.
+ (default_select_rtx_section, default_elf_select_rtx_section): New.
+ * output.h: Declare them.
+
+ * config/darwin.h (SELECT_RTX_SECTION): Move ...
+ * config/darwin.c (machopic_select_rtx_section): ... here.
+ * config/darwin-protos.h: Update.
+
+ * config/nextstep.h (SELECT_RTX_SECTION): Move ...
+ * config/nextstep.c (machopic_select_rtx_section): ... here.
+ (nextstep_select_section): Rename variable to avoid macro clash.
+ * config/nextstep-protos.h: Update.
+
+ * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
+ config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
+ config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
+ config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
+ config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
+ config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
+ config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
+ config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
+ config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
+ (SELECT_RTX_SECTION): Remove.
+
+ * config/darwin.h, config/elfos.h, config/nextstep.h,
+ config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
+ config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
+ config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
+ config/sparc/lynx.h, config/xtensa/xtensa.c
+ (TARGET_ASM_SELECT_RTX_SECTION): New.
+
+ * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
+ * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
+ * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
+ * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
+ (ia64_aix_select_rtx_section): New.
+ * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
+ redefining.
+ * config/mips/mips.c (mips_select_rtx_section): Make static.
+ Support ELF SHF_MERGE features.
+ * config/mips/mips-protos.h: Update.
+ * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
+ * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
+ (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
+ make static, fall back to default_elf_select_rtx_section.
+ * config/rs6000/rs6000-protos.h: Update.
+ * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
+ * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
+ * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
+ * config/romp/romp.c (romp_select_rtx_section): New.
+ * config/s390/s390.c (s390_select_rtx_section): New.
+ * config/xtensa/xtensa.c: Include output.h. Shuffle local function
+ declarations before target macro definition.
+ (xtensa_emit_call): Use static buffer.
+ (xtensa_select_rtx_section): New.
+ * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
+ (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
+ (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
+
+ * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
+ SELECT_RTX_SECTION docs.
+
+Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (movsi/movdi): Fix template.
+ (sse2 patterns): Set attributes consistently.
+
+ * i386.md (pushqi2, ashrqi_*): Fix constraint.
+
+2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ * optabs.c (complex_part_zero_p): New.
+ * (expand_cmplxdiv_straight): Use it.
+ * (expand_cmplxdiv_wide): Ditto.
+ * (expand_binop): Ditto.
+
+2002-05-18 Richard Henderson <rth@redhat.com>
+
+ * final.c (HAVE_READONLY_DATA_SECTION): New.
+ (shorten_branches): Use it instead of ifdefs.
+ * varasm.c (enum in_section): Add in_readonly_data.
+ (text_section, data_section): Tidy.
+ (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
+
+ * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
+ config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
+ (READONLY_DATA_SECTION): Don't undef.
+
+ * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
+ config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
+ config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
+
+ * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
+ config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
+ config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
+ config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
+
+ * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
+ config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
+ config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
+ config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
+ config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
+ config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
+ config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
+ config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
+ CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
+
+ * config/elfos.h, config/netware.h, config/1750a/1750a.h,
+ config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
+ config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
+ config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
+ config/pa/pa64-hpux.h, config/sparc/litecoff.h
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
+
+ * config/elfos.h, config/netware.h, config/svr3.h,
+ config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
+ config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
+ config/h8300/h8300.h, config/i386/i386-interix.h,
+ config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
+ config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
+
+ * config/elfos.h, config/netware.h, config/svr3.h,
+ config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
+ config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
+ config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
+ config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
+
+ * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
+ config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
+ config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
+ config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
+ config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
+ config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
+ config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
+ config/rs6000/sysv4.h, config/v850/v850.h
+ (EXTRA_SECTIONS): Remove in_const/in_rdata.
+ (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
+
+ * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
+ config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
+ config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
+ config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
+ * config/alpha/alpha.c (alpha_start_function): Likewise.
+ (alpha_write_linkage): Likewise.
+ * config/m32r/m32r.c (m32r_select_section): Likewise.
+ * config/m88k/m88k.c (m88k_select_section): Likewise.
+ * config/mips/mips.c (mips_select_rtx_section): Likewise.
+ * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
+ (rs6000_elf_select_section): Likewise.
+ * config/v850/v850.c (v850_select_section): Likewise.
+
+ * config/1750a/1750a.h, config/i860/sysv3.h
+ (READONLY_DATA_SECTION_ASM_OP): New.
+ READONLY_DATA_SECTION_ASM_OP.
+ * config/i386/interix.c, config/i386/winnt.c
+ (i386_pe_unique_section): Always use .rdata prefix.
+ * config/pa/som.h (readonly_data): Always switch to read-only section.
+ (READONLY_DATA_SECTION): Predicate on flag_pic.
+ * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
+ * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
+ (READONLY_DATA_SECTION): Update.
+
+2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
+ is used without -Wformat.
+ * c-common.h (warn_format_zero_length): Declare extern.
+ * c-decl.c (warn_options): Add "format-zero-length".
+ * c-format.c (warn_format_zero_length): Declare.
+ (set_Wformat): Set warn_format_zero_length for -Wformat.
+ (check_format_info): Only warn about zero-length formats if
+ warn_format_zero_length is true. Include the format type
+ name in the warning message.
+ * doc/invoke.texi: Document -Wformat-zero-length.
+ * testsuite/gcc.dg/format/zero-length-1.c: New test.
+
+2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * timevar.c: Fix formatting.
+ * tlink.c: Likewise.
+ * toplev.c: Likewise.
+ * tree-dump.c: Likewise.
+ * tree-inline.c: Likewise.
+
+2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppinit.c (cpp_post_options): If preprocessed, turn off
+ traditional. If traditional, turn off column numbers.
+ * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
+ * cpptrad.c (handle_newline): Update line_base.
+ (skip_comment): Handle -Wcomment.
+
+2002-05-17 Zack Weinberg <zack@codesourcery.com>
+
+ * cppinit.c (struct builtin): Remove unused fields.
+ (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
+ (operator_array): New - was second half of builtin_array.
+ (init_builtins): Simplify loop over builtin_array/operator_array.
+
+2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * defaults.h (UNIQUE_SECTION): Remove.
+ * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
+
+2002-05-17 Richard Henderson <rth@redhat.com>
+
+ * expr.c (init_expr_once): Don't use start/end_sequence.
+ Use rtx_alloc instead of emit_insn.
+ * toplev.c (lang_dependent_init): Run init_expr_once here ...
+ (lang_independent_init): ... not here.
+
+2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
+
+2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_regs_to_save): New function. Also check
+ for fixed registers, possibly used for global register variables.
+ (initial_elimination_offset, avr_output_function_prologue,
+ avr_output_function_epilogue): Move common code to avr_regs_to_save.
+
+2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in: Update for cpptrad.c.
+ * cpphash.h (struct cpp_buffer): New members for buffer
+ overlays.
+ (struct cpp_reader): New members for traditional output.
+ (_cpp_read_logical_line, _cpp_overlay_buffer): New.
+ * cppinit.c (cpp_create_reader): Set trad_line.
+ (cpp_destroy): Free trad_out_base if used.
+ (cpp_read_main_file): Overlay an empty buffer if traditional.
+ (cpp_finish_options): Don't do builtins.
+ (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
+ (cpp_handle_option): Handle it.
+ * cpplex.c (continue_after_nul): New.
+ (_cpp_lex_direct): Use handle_nul.
+ * cpplib.h (struct cpp_options): New traditional option.
+ * cpptrad.c: New file.
+
+2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (c_common_init_options): Use C89 for Objective-C,
+ and set the options flag.
+ * cppinit.c (lang_flags): Remove objc.
+ (lang_defaults): Remove OBJC and OBJCXX.
+ (set_lang): Update.
+ (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
+ (cpp_handle_option): Remove -+ and -lang-objc++.
+ For ObjC, just set a flag.
+ (print_help): Update.
+ * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
+
+2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * doc/install.texi (Specific, mips-sgi-irix6): Document need to
+ bootstrap with -mips3.
+
+2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * final.c: Fix formatting.
+ * fix-header.c: Likewise.
+ * flow.c: Likewise.
+ * fold-const.c: Likewise.
+ * function.c: Likewise.
+
+2002-05-17 David S. Miller <davem@redhat.com>
+
+ PR c/6689, PR optimization/6615
+ * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
+ and make it a pointer to rtx. Update comments.
+ (update_equiv_regs): When scanning for equivalences, record
+ address of SET_SRC (set) in reg_equiv[].src_p. Dereference
+ it while making the equiv replacements.
+
+2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
+
+2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
+
+ * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
+ when encoding visibility into SYMBOL_REF_FLAG.
+
+2002-05-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * expr.c (force_operand): Fix reversed move.
+
+2002-05-17 Kurt Wall <kwall@kurtwerks.com>
+
+ * doc/install.texi (Testing): Mention two common DejaGnu warnings
+ that can be ignored.
+
+2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Final install): Recommend to install into a
+ "clean" target directory.
+
+2002-05-17 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.md: Use braced strings instead of quoted strings
+ for code blocks. Tidy whitespace.
+
+2002-05-17 Richard Henderson <rth@redhat.com>
+
+ * hooks.c (hook_tree_bool_false): New.
+ * hooks.h: Declare it.
+ * target-def.h (TARGET_ASM_SELECT_SECTION): New.
+ (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
+ * target.h (select_section, unique_section): New.
+ (in_small_data_p): New.
+ * varasm.c (resolve_unique_section): Use hooks instead of macros.
+ (variable_section, output_constant_def_contents): Likewise.
+ (default_select_section, default_unique_section): New.
+ (categorize_decl_for_section, default_elf_select_section): New.
+ * output.h: Declare them.
+
+ * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
+ (TARGET_ASM_SELECT_SECTION): New.
+ (SELECT_SECTION): Move ...
+ * config/darwin.c (machopic_select_section): ... here.
+ * config/darwin-protos.h: Update.
+
+ * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
+ (SELECT_SECTION): Move ...
+ * config/nextstep.c (nextstep_select_section): ... here.
+ * config/nextstep-protos.h: Update.
+
+ * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
+ (TARGET_ASM_SELECT_SECTION): New.
+ * config/svr3.h (SELECT_SECTION): Remove.
+
+ * config/alpha/alpha.c (unicosmk_unique_section): Make static.
+ (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
+ (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
+ (alpha_encode_section_info): Use it.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
+ (SELECT_SECTION, UNIQUE_SECTION): Remove.
+ (TARGET_ASM_SELECT_SECTION): New.
+ * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
+
+ * config/arm/pe.h (UNIQUE_SECTION): Remove.
+ (TARGET_ASM_UNIQUE_SECTION): New.
+
+ * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
+ (avr_unique_section): Rename from unique_section; make static.
+ * config/avr/avr-protos.h: Update.
+ * config/avr/avr.h (UNIQUE_SECTION): Remove.
+
+ * config/c4x/c4x.h (SELECT_SECTION): Remove.
+
+ * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
+ (TARGET_ASM_UNIQUE_SECTION): New.
+ * config/i386/i386-interix.h: Likewise.
+ * config/i386/win32.h: Likewise.
+ * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
+ * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
+ * config/i386/sco5.h (SELECT_SECTION): Remove.
+ (TARGET_ASM_SELECT_SECTION): New.
+ * config/i386/svr3gas.h (SELECT_SECTION): Remove.
+
+ * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
+ instead of SELECT_SECTION.
+ * config/m68k/dpx2.h: Likewise.
+ * config/rs6000/lynx.h: Likewise.
+
+ * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
+ (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
+ * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
+ (ia64_in_small_data_p): New.
+ (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
+ (ia64_aix_select_section, ia64_aix_unique_section): New.
+ * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
+ (SELECT_SECTION, UNIQUE_SECTION): Remove.
+
+ * config/m32r/m32r.h (SELECT_SECTION): Remove.
+ (TARGET_ASM_SELECT_SECTION): New.
+ * config/m32r/m32r.c (m32r_select_section): Take align argument.
+ * config/m32r/m32r-protos.h: Update.
+
+ * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
+ (SELECT_SECTION): Move ...
+ * config/m88k/m88k.c (m88k_select_section): ... here.
+
+ * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
+ * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
+ * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
+ (mcore_unique_section): Make static.
+ * config/mcore/mcore-protos.h: Update.
+
+ * config/mips/elf.h (UNIQUE_SECTION): Remove.
+ (TARGET_ASM_UNIQUE_SECTION): New.
+ * config/mips/elf64.h: Likewise.
+ * config/mips/iris6gld.h: Likewise.
+ * config/mips/linux.h: Likewise.
+ * config/mips/mips-protos.h: Update.
+ * config/mips/mips.c (mips_select_section): Add align argument.
+ * config/mips/mips.h (SELECT_SECTION): Remove.
+ (TARGET_ASM_SELECT_SECTION): New.
+
+ * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
+ * config/mmix/mmix.c (mmix_select_section): Remove.
+ (mmix_unique_section): Remove.
+ * config/mmix/mmix-protos.h: Update.
+
+ * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
+ (SELECT_SECTION): Move ...
+ * config/pa/pa.c (pa_select_section): ... here.
+ * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
+
+ * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
+ from rs6000_select_section and make static.
+ (rs6000_elf_unique_section): Similarly.
+ (rs6000_xcoff_select_section): From xcoff.h.
+ (rs6000_xcoff_unique_section): Likewise.
+ * config/rs6000/rs6000-protos.h: Update.
+ * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
+ (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
+ * config/rs6000/xcoff.h: Likewise.
+
+ * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
+ (SELECT_SECTION): Move ...
+ * config/sparc/sparc.c (sparc_aout_select_section): ... here.
+
+ * config/v850/v850.h (SELECT_SECTION): Move ...
+ * config/v850/v850.c (v850_select_section): ... here.
+ (TARGET_ASM_SELECT_SECTION): New.
+
+ * config/vax/vms.h (SELECT_SECTION): Move ...
+ * config/vax/vax.c (vms_select_section): ... here.
+ (TARGET_ASM_SELECT_SECTION): New.
+
+ * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
+ for the target hooks.
+
+2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.c (emit_multi_reg_push): Do not set
+ RTX_FRAME_RELATED_P on the SEQUENCE.
+
+2002-05-16 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
+ splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
+
+2002-05-16 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
+
+ * config/ia64/ia64.c (saveable_obstack): Do not declare.
+
+2002-05-16 Richard Henderson <rth@redhat.com>
+
+ * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
+ cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
+ conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
+ gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
+ local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
+ recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
+ reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
+ sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
+ Revert "Basic block renumbering removal", and two followup patches.
+
+2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * lcm.c (optimize_mode_switching): Revert previous change.
+
+2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * sched-rgn.c (schedule_insns): Initialize large_region_blocks
+ with only extant block numbers.
+
+2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * lcm.c (optimize_mode_switching): Fix typo.
+
+2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * flow.c (calculate_global_regs_live): Queue blocks in program order.
+
+2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * doc/install.texi (Configuration): Document PWDCMD.
+
+2002-05-16 Dale Johannesen <dalej@apple.com>
+
+ * combine.c (cant_combine_insn_p): Reenable combinations
+ involving hard regs unless CLASS_LIKELY_SPILLED_P.
+
+2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (cb_register_builtins): Handle more built-ins
+ here rather than in gcc.c specs.
+ * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
+ (cpp_options): Pass -O flags even when only preprocessing.
+ * toplev.c (set_fast_math_flags): New prototype.
+ (fast_math_flags_set_p): New.
+ (set_no_fast_math_flags): Remove.
+ (decode_f_option): Update.
+ * toplev.h (set_fast_math_flags): Update.
+ (fast_math_flags_set_p): New.
+ (set_no_fast_math_flags): Remove.
+config:
+ * c4x/c4x.c (c4x_override_options): Update.
+
+2002-05-16 Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
+ Default-define here.
+ (builtin_define_with_value): Can now wrap the expansion in
+ quotation marks if such is wanted.
+ (cb_register_builtins): Update calls to builtin_define_with_value.
+ Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
+ here.
+ (c_common_init): Set options->stdc_0_in_system_headers.
+ * c-lex.h: Update prototype of builtin_define_with_value.
+ * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
+ and REGISTER_PREFIX.
+
+ * cppinit.c (VERS, ULP, C, X): Kill.
+ (builtin_array): Remove entries for __VERSION__,
+ __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
+ __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
+ a constant.
+ (init_builtins): Kill off a bunch of now-dead code.
+ (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
+ -fno-leading-underscore.
+ (cpp_handle_option): Remove code to set user_label_prefix.
+ (cpp_post_options): Likewise.
+
+ * cpplib.h (struct cpp_options): Remove user_label_prefix.
+ (stdc_0_in_system_headers): New.
+ * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
+ stdc_0_in_system_headers) too to decide the value of __STDC__.
+
+ * tradcpp.c (user_label_prefix): Kill.
+ (main): Remove code handling -f(no-)leading-underscore.
+ (initialize_builtins): Don't define __REGISTER_PREFIX__
+ or __USER_LABEL_PREFIX__.
+ (install_value): Wrap compound statement in dummy loop so the
+ macro works properly in an if statement.
+
+
+2002-05-16 Janis Johnson <janis187@us.ibm.com>
+
+ * loop.h (struct loop_info): Add member has_prefetch.
+ * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
+ (prescan_loop): Initialize has_prefetch.
+ (struct prefetch_info): Change prefetch_in_loop and
+ prefetch_before_loop from bit fields to ints.
+ (emit_prefetch_instructions): Several small fixes.
+ (check_dbra_loop): Don't reverse loop that uses prefetch.
+
+2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
+ * configure.in: Likewise.
+ * fixinc/check.tpl: Likewise.
+ * fixinc/fixinc.dgux: Likewise.
+ * fixinc/fixinc.svr4: Likewise.
+ * fixinc/fixinc.winnt: Likewise.
+ * fixinc/fixincl.sh: Likewise.
+ * fixproto: Likewise.
+ * configure: Regenerate.
+
+2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ Basic block renumbering removal:
+ * basic_block.h (struct basic_block_def): Renamed index to sindex,
+ added prev_bb and next_bb fields.
+ (n_basic_blocks): Renamed to num_basic_blocks.
+ (last_basic_block): New, index of last basic block.
+ (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
+ traversing basic block chain.
+ (BLOCK_NUM): index -> sindex.
+ (create_basic_block_structure, create_basic_block): Declaration changed.
+ (debug_num2bb): Declare.
+ (expunge_block_nocompact): Declaration removed.
+ (link_block, unlink_block, compact_blocks): Declare.
+ * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
+ * cfg.c (entry_exit_blocks): Initialize new fields.
+ (clear_edges, alloc_block, expunge_block, cached_make_edge,
+ redirect_edge_pred, dump_flow_info, dump_edge_info,
+ alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
+ free_aux_for_edges): Modified.
+ (link_block, unlink_block, compact_blocks, debug_num2bb): New.
+ (expunge_block_nocompact): Removed.
+ * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
+ find_unreachable_blocks, create_edge_list, print_edge_list,
+ verify_edge_list, flow_edge_list_print, remove_fake_successors,
+ remove_fake_edges, flow_reverse_top_sort_order_compute,
+ flow_depth_first_order_compute, flow_preorder_transversal_compute,
+ flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
+ flow_dfs_compute_reverse_execute): Modified.
+ * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
+ find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
+ Modified.
+ * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
+ merge_blocks_move_predecessor_nojumps,
+ merge_blocks_move_successor_nojumps, merge_blocks,
+ outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
+ try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
+ * cfglayout.c (skip_insns_after_block, label_for_bb,
+ record_effective_endpoints, scope_to_insns_finalize,
+ fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
+ fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
+ cfg_layout_duplicate_bb): Modified.
+ * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
+ flow_loop_entry_edges_find, flow_loop_exit_edges_find,
+ flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
+ flow_loops_find, flow_loop_outside_edge_p): Modified.
+ * cfgrtl.c (create_basic_block_structure, create_basic_block,
+ flow_delete_block, compute_bb_for_insn, split_block,
+ try_redirect_by_replacing_jump, redirect_edge_and_branch,
+ force_nonfallthru_and_redirect, tidy_fallthru_edge,
+ back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
+ commit_edge_insertions, commit_edge_insertions_watch_calls,
+ dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
+ purge_all_dead_edges): Modified.
+ * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
+ try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
+ get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
+ Modified.
+ * conflict.c (conflict_graph_compute): Modified.
+ * df.c (FOR_ALL_BBS): Removed.
+ (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
+ df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
+ df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
+ * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
+ * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
+ calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
+ * final.c (compute_alignments, final_scan_insn): Modified.
+ * flow.c (verify_local_live_at_start, update_life_info,
+ update_life_info_in_dirty_blocks, free_basic_block_vars,
+ delete_noop_moves, calculate_global_regs_live,
+ initialize_uninitialized_subregs, allocate_bb_life_data,
+ regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
+ mark_used_reg, count_or_remove_death_notes): Modified.
+ * function.c (thread_prologue_and_epilogue_insns): Modified.
+ * gcse.c (struct null_pointer_info): Change typo of current_block
+ to basic_block.
+ (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
+ oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
+ compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
+ alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
+ expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
+ classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
+ one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
+ pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
+ pre_delete, one_pre_gcse_pass, compute_transpout,
+ invalidate_nonnull_info, delete_null_pointer_checks_1,
+ free_code_hoist_mem, compute_code_hoist_vbeinout,
+ hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
+ compute_ld_motion_mems, store_ops_ok, find_moveable_store,
+ compute_store_table, build_store_vectors, insert_insn_start_bb,
+ insert_store, replace_store_insn, free_store_memory, store_motion):
+ Modified.
+ * global.c (global_alloc, global_conflicts, mark_elimination,
+ build_insn_chain): Modified.
+ * graph.c (print_rtl_graph_with_bb): Modified.
+ * haifa-sched.c (sched_init): Modified.
+ * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
+ (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
+ if_convert): Modified.
+ * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
+ compute_insert_delete, pre_edge_lcm, compute_available,
+ compute_farthest, compute_nearerout, compute_rev_insert_delete,
+ pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
+ Modified.
+ * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
+ * loop.c (loop_dump_aux): Modified.
+ * predict.c (combine_predictions_for_insn, estimate_probability,
+ last_basic_block_p, process_note_prediction, process_note_predictions,
+ note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
+ expensive_function_p, estimate_bb_frequencies,
+ compute_function_frequency): Modified.
+ * print-rtl.c (print_rtx): Modified.
+ * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
+ get_exec_counts, compute_branch_probabilities, compute_checksum,
+ branch_prob, find_spanning_tree): Modified.
+ * recog.c (split_all_insns, peephole2_optimize): Modified.
+ * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
+ convert_regs_1, convert_regs_2, convert_regs): Modified.
+ * regclass.c (scan_one_insn, regclass): Modified.
+ * regmove.c (mark_flags_life_zones, regmove_optimize,
+ combine_stack_adjustments): Modified.
+ * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
+ * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
+ * reorg.c (dbr_schedule): Modified.
+ * resource.c (find_basic_block, init_resource_info): Modified.
+ * sbitmap.c (sbitmap_intersection_of_succs,
+ sbitmap_intersection_of_preds, sbitmap_union_of_succs,
+ sbitmap_union_of_preds): Modified.
+ * sched-deps.c (init_dependency_caches): Modified.
+ * sched-ebb.c (schedule_ebbs): Modified.
+ * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
+ find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
+ * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
+ * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
+ ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
+ ssa_const_prop): Modified.
+ * ssa-dce.c (set_control_dependent_block_to_edge_map_,
+ find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
+ * ssa.c (remove_phi_alternative, find_evaluations,
+ compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
+ insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
+ make_regs_equivalent_over_bad_edges,
+ make_equivalent_phi_alternatives_equival,
+ compute_conservative_reg_partition,
+ coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
+ rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
+ Modified.
+
+2002-05-16 Mark Mitchell <mark@codesourcery.com>
+
+ * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
+
+2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
+ SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
+ (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
+ calling CONSTANT_POOL_ADDRESS_P.
+ * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
+ to decide whether to define __arm__ or __thumb.
+ (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
+ SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
+
+2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * config/arc/arc.h (CPP_PREDEFINES): Remove.
+ (CPP_SPEC): Update.
+ (TARGET_CPU_CPP_BUILTINS): New.
+
+2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (cpp_macro): Move here, and make expansion a union.
+ * cppmacro.c (cpp_macro): Remove.
+ (enter_macro_context, replace_args, warn_of_redefinition,
+ _cpp_create_definition, cpp_macro_definition): Update.
+
+2002-05-16 Jason Merrill <jason@redhat.com>
+
+ * config/mips/mips.c (mips_output_external): Don't do sdata
+ optimization for a variable with DECL_COMDAT set.
+
+2002-05-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h: Cleanups for tighter typechecking.
+ Cleanups for accepting modifiers on pointers.
+ Fix predicate typos.
+ Allow long pointers as well as int pointers.
+
+2002-05-15 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (merge_weak): Remove special case for extern and common.
+
+2002-05-15 Matt Hiller <hiller@redhat.com>
+
+ * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
+ XFAILing.
+ * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
+ * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
+ * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
+ * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
+ * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
+ * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
+
+2002-05-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * reload1.c (forget_old_reloads_1): Do not use subreg offset.
+
+2002-05-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
+ ("altivec_mfvscr"): Read from VSCR.
+
+ Add vscr sets for the following insns: altivec_vctuxs,
+ altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
+ altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
+ altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
+ altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
+ altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
+ altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
+ altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
+ altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
+ altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
+ altivec_vsum2sws, altivec_vsumsws.
+
+ * config/rs6000/rs6000.h: Add VSCR fixed register.
+ (CALL_REALLY_USED_REGISTERS): Add vscr.
+ (CALL_USED_REGISTERS): Same.
+ (FIXED_REGISTERS): Same.
+ (REG_ALLOC_ORDER): Same.
+ (reg_class): Add VSCR_REGS.
+ (REG_CLASS_NAMES): Same.
+ (REG_CLASS_CONTENTS): Same.
+ (VSCR_REGNO): New.
+ (REGISTER_NAMES): Add vscr.
+ (DEBUG_REGISTER_NAMES): Same.
+ (ADDITIONAL_REGISTER_NAMES): Same.
+ (FIRST_PSEUDO_REGISTER): Increment.
+ (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
+
+2002-05-15 Jakub Jelinek <jakub@redhat.com>
+
+ * fold-const.c (fold): Fix a typo.
+
+2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
+
+ * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
+ comparison against the highest or lowest integer value before
+ the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
+ transformation and that of an unsigned comparison against 0
+ right after.
+
+2002-05-15 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (merge_weak): Error for any weakening after definition.
+ Adjust weakening after use warning to catch more cases.
+ (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
+ * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
+
+Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * invoke.texi (-malign-double): Re-add lost warning.
+
+ * i386-protos.h (x86_output_mi_thunk): Declare.
+ * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
+ * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
+
+ * dwarf2out.c (output_call_frame_info): Do not skip unwind info
+ when flag_asynchronous_unwind_tables is set.
+
+ * flags.h (flag_reorder_functions): Declare.
+ * function.c (prepare_function_start): Initialize frequnecy.
+ * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
+ * Makefile.in (predict.o): Add dependency on target.h and params.h
+ * defaults.h (HOT_TEXT_SECTION_NAME,
+ UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
+ * predict.c (choose_function_section): New function.
+ (estimate_bb_frequencies): Use it.
+ * toplev.c (flag_reorder_functions): New global variable.
+ (lang_independent_options): New.
+ (parse_options_and_default_flags): Set.
+ * varasm.c (assemble_start_function): Bypass functdion alignment
+ for never executed functions.
+ * invoke.texi (-freorder-blocks, -freorder-functions): Document.
+ (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
+ * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
+ Document.
+
+ Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * predict.c: Inlude profile.h
+ (MIN_COUNT): Rename to MIN_COUNT_FRACTION
+ (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
+ Use the information about maximal counter in the program.
+
+ Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
+ probably_never_executed_bb_p): New functions.
+ * cfgcleanup.c (outgoing_edges_match): Use them.
+ * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
+ (maybe_hot_bb_p, probably_cold_bb_p,
+ probably_never_executed_bb_p): New functions.
+
+ * function.h (function): Add new field function_frequency.
+ * predict.c (compute_function_frequency): New function.
+ (estimate_probability): Call it.
+
+2002-03-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/5172, optimization/5200
+ * gcse.c (gcse_main): Disable store_motion.
+
+2002-05-14 Zack Weinberg <zack@codesourcery.com>
+
+ * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
+ (c_common_nodes_and_builtins): Use it.
+ (builtin_define_with_value): New function.
+ (cb_register_builtins): Define __SIZE_TYPE__,
+ __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
+ using builtin_define_with_value. Use consistent notation when
+ defining __GXX_WEAK__.
+ (WCHAR_TYPE_SIZE): Don't redefine.
+ (combine_strings): Don't use WCHAR_TYPE_SIZE.
+
+ * cppdefault.h: Don't provide defaults for SIZE_TYPE,
+ PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
+ * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
+ * tradcpp.c (initialize_builtins): Likewise.
+ * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
+
+ * c-lex.h (builtin_define_with_value): Prototype.
+ * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
+ NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
+ * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
+
+ * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
+ config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
+ config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
+ config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
+ config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
+ config/sparc/linux64.h, config/sparc/netbsd-elf.h,
+ config/sparc/sol2-bi.h, config/sparc/sparc.h:
+ Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
+ to __SIZE_TYPE__ etc from all spec strings. When this makes
+ extra specs empty, delete them.
+
+2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
+ for PA8000 or generating dwarf2 call frame information.
+ (output_call): Remove DO_FRAME_NOTES check from return pointer
+ optimization.
+ (following_call): Return 0 when scheduling for PA8000 or generating
+ dwarf2 call frame information. Revise comment.
+
+2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
+
+config/alpha:
+ * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
+ and __IEEE_FP_INEXACT as appropriate.
+ (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
+ (CPP_SPEC): Remove ieee defines.
+ * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
+
+2002-05-14 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
+ (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
+
+2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
+ (CPP_SPEC): Update.
+ (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
+ CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
+ CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
+ CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
+ (EXTRA_SPECS): Update.
+ * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
+ arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
+ arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
+ define TARGET_OS_CPP_BUILTINS if necessary.
+
+2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * gcc.c (cpp_options): Must pass -m* and -f* options
+ to the front end even when only preprocessing.
+ (cc1_options): Remove redundant -lang-c.
+ * tradcpp.c (main): Ignore -m options.
+objc:
+ * lang-specs.h: Similarly.
+
+2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (transform_3): Add code for transformation
+ `(A,B,...)+C -> A+C,B,...'.
+
+Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * final.c (end_final): Do not output profile_arcs constructor, when
+ no functions are instrumented.
+
+Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
+
+2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi: Remove special markup originally required for
+ HTML generation with texi2html.
+
+2002-05-14 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
+ SELECT_SECTION.
+ (UNIQUE_SECTION): Define to get small data correctly.
+
+ * varasm.c (resolve_unique_section): Add third parameter
+ flag_function_or_data_sections and use it instead of
+ flag_function_sections.
+ (assemble_start_function): Pass flag_function_sections.
+ (asm_emit_uninitialised): Pass flag_data_sections.
+ (assemble_variable): Likewise.
+
+2002-05-14 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md: Use define_constants for unspec numbers.
+ * config/i386/i386.c: Likewise.
+
+2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * doc/contrib.texi: Update my entry.
+
+2002-05-13 Mark Mitchell <mark@codesourcery.com>
+
+ * fixinc/inclhack.def (winidss_valist): Limit applicability.
+ * fixinc/fixincl.x: Regenerated.
+ * fixinc/tests/base/math.h: Update.
+ * fixinc/tests/base/testing.h: Likewise.
+
+2002-05-13 Zack Weinberg <zack@codesourcery.com>
+
+ * genattr.c (gen_attr): Don't emit a comma after the last
+ enumerator.
+
+2002-05-13 Richard Henderson <rth@redhat.com>
+
+ * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
+ by non-local gotos.
+ * recog.c (peephole2_optimize): Likewise.
+
+2002-05-13 Andris Pavenis <pavenis@lanet.lv>
+
+ * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
+ input to O_BINARY.
+
+2002-05-13 Jeffrey A Law (law@redhat.com)
+
+ * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
+ Update prototype and callers.
+ (propagate_one_insn): Stack pointer adjustments kill MEMs on
+ the mem_set_list which reference the stack pointer, as do
+ calls to constant functions as they may clobber outgoing
+ argument space.
+
+ * i386.c (ia32_multipass_dfa_lookahead): Prototype.
+
+ * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
+ (ia32_multipass_dfa_lookahead): New function.
+
+2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
+ (translate_options): Remove 'V'.
+ (process_command): Similarly.
+doc:
+ * invoke.texi: Remove documentation of 'V'.
+
+2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux.h: Revert 2002-04-22 changes.
+
+2002-05-13 Scott Marks <SMarks@mobile-mind.com>
+
+ * config/fr30/fr30.md: Only allow splits of immediate loads
+ if the destination is a register.
+
+2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (c-common.o, cppinit.o): Update.
+ * c-common.c: Include except.h.
+ (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
+ Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
+ * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
+ * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
+ CPP_PREDEFINES): Handle here.
+config:
+ * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
+ alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
+ alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
+ TARGET_OS_CPP_BUILTINS.
+ * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
+ (CPP_SPEC, EXTRA_SPECS): Update.
+ (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
+ CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
+ CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
+ CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
+ CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
+doc:
+ * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
+ (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
+
+2002-05-12 Zack Weinberg <zack@codesourcery.com>
+
+ * emit-rtl.c (global_rtl): Update comment.
+ (const_double_htab, const_double_htab_hash,
+ const_double_htab_hash, lookup_const_double): New.
+ (const_int_htab_hash, const_int_htab_eq): Remove const
+ qualifiers, which cause tons of warnings with RTL checking on.
+ (gen_rtx_CONST_DOUBLE): Deleted.
+ (const_double_from_real_value): New function - bears some
+ resemblance to the former immed_real_const_1.
+ (immed_double_const): Moved here from varasm.c and
+ simplified.
+ (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
+ (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
+ (gen_rtx): Use immed_double_const.
+ (init_emit_once): Initialize the const_double_htab. Use
+ REAL_VALUE_FROM_INT where possible. Can now use
+ CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
+ * varasm.c (struct varasm_status): Remove x_const_double_chain.
+ (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
+ (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
+ (init_varasm_status, mark_varasm_status): Don't touch
+ x_const_double_chain.
+
+ * output.h: Delete prototype for clear_const_double_mem.
+ * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
+ '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
+ const_double_from_real_value, not immed_real_const_1, and use
+ it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
+ CONST_DOUBLE_ATOF.
+ * rtl.h (CONST_DOUBLE_CHAIN): Kill.
+ (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
+ (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
+ (gen_rtx_REG): Second arg is unsigned.
+
+ * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
+ (excluded_rtx): New, return true for CONST_DOUBLE.
+ (genmacro): Write nothing for excluded codes.
+ * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
+ * expr.c (expand_expr): Likewise.
+ * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
+ CONST_DOUBLE_CHAIN.
+ * toplev.c (rest_of_compilation): Don't call
+ clear_const_double_mem.
+
+ * config/rs6000/rs6000.c (rs6000_float_const): Delete.
+ (rs6000_hash_constant): Remove CONST_DOUBLE special case.
+ (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
+ * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
+ * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
+ * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
+ config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
+ * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
+
+2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
+
+2002-05-12 Tom Tromey <tromey@redhat.com>
+
+ * tree.h (copy_node): Don't mention TREE_PERMANENT.
+
+2002-05-12 Zack Weinberg <zack@codesourcery.com>
+
+ * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
+ (scan_comma_elt): New function. Accepts whitespace in comma lists.
+ * gensupport.h: Prototype new routines.
+ * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
+ use of printf.
+ * genattrtab.c (n_comma_elts): Moved to gensupport.c.
+ (next_comma_elt): Use scan_comma_elt.
+
+ * config/i386/i386.md: Use new attribute notation to break up
+ long lines in define_attr forms.
+
+2002-05-12 Richard Henderson <rth@redhat.com>
+
+ * expr.c (compress_float_constant): New.
+ (emit_move_insn): Use it.
+ (float_extend_from_mem): New.
+ (init_expr_once): Initialize it.
+ * real.c (exact_real_truncate): New.
+
+ * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
+ dropped into memory; penalize for size.
+ (RTX_COSTS): FLOAT_EXTEND is free.
+ * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
+ extenddfxf2, extenddftf2): Accept constants and drop them to memory.
+
+2002-05-12 Richard Henderson <rth@redhat.com>
+
+ * profile.h (profile_info): Add missing extern to declaration.
+ * profile.c (profile_info): Define it.
+
+2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
+ used for DImode and TImode.
+
+2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplex.c (_cpp_lex_direct): When in a directive at EOF
+ fake a newline.
+
+2002-05-11 Zack Weinberg <zack@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_default_long_calls,
+ rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
+ (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
+ (rs6000_override_options): Handle -m(no-)longcall.
+ (init_cumulative_args, output_mi_thunk): Check for both
+ longcall and shortcall attributes on the function.
+ (rs6000_attribute_table): Add "shortcall".
+ (rs6000_handle_longcall_attribute): Update comment.
+ (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
+ altivec_expand_ternop_builtin): Add default clauses to switches
+ to silence warnings.
+
+ * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
+ rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
+ (TARGET_OPTIONS): Add longcall and no-longcall.
+
+ * config/rs6000/rs6000.md (call_nonlocal_sysv,
+ call_value_nonlocal_sysv): Split by alternatives. One pair
+ accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
+ the call cookie. The other pair accepts only LR/CTR and has
+ no restriction.
+
+ * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
+ Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
+ tmake_file.
+ * config/rs6000/rs6000-c.c: New file.
+ * config/rs6000/t-rs6000-c-rule: New file.
+ * config/rs6000/rs6000-protos.c: Add multiple-include guard.
+ Prototype rs6000_pragma_longcall.
+
+ * doc/extend.texi: Document shortcall attribute.
+ * doc/invoke.texi: Document -mlongcall, -mno-longcall.
+
+2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * reorg.c (dbr_schedule): Remove unnecessary test.
+
+Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (testsi to testqi spliters): New.
+
+ 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
+
+ cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
+
+ Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
+
+ * basic-block.h: New flag EDGE_CAN_FALLTHRU
+ * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
+ that can be made fallthru.
+
+ Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ * cfglayout.c (cleanup_unconditional_jumps): New static function.
+ (cfg_layout_initialize): Use it.
+
+2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_mcu_types): Update supported devices.
+ * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * dbxout.c: Fix formatting.
+ * dependence.c: Likewise.
+ * df.c: Likewise.
+ * diagnostic.c: Likewise.
+ * doloop.c: Likewise.
+ * dominance.c: Likewise.
+ * doschk.c: Likewise.
+ * dwarf2asm.c: Likewise.
+ * dwarf2out.c: Likewise.
+ * dwarfout.c: Likewise.
+
+2002-05-10 Richard Henderson <rth@redhat.com>
+
+ * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
+ Convert integers constants as needed. Replace "nwords" field with
+ "sizeof_bb".
+ (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
+ * function.h: Fix typo in comment.
+ * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
+
+2002-05-10 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
+ into the equivalent (signed char)c > 0.
+
+2002-05-10 Janis Johnson <janis187@us.ibm.com>
+
+ * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
+ (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
+ (struct prefetch_info): Fix spelling of member bytes_accessed.
+ (emit_prefetch_instructions): Make dump messages more regular;
+ restructure code to add more dump messages; use new macros for
+ heuristics. (There are no code generation changes in any of this).
+
+2002-05-10 David S. Miller <davem@redhat.com>
+
+ * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
+ (struct rtx_def): Update unchanging flag comment.
+ * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
+ * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
+ to be handled to INSN too.
+ (dbr_schedule): Likewise.
+ * resource.c (next_insn_no_annul): Likewise.
+
+ * cse.c (rtx_cost): Remove multiplication by power of 2 special
+ casing.
+
+2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Specific, *-*-solaris2*): Update passus on
+ setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
+ (possibly) work around broken /bin/sh.
+
+2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
+ . as N64/N32 libgcc_s.so subdirs.
+
+2002-05-10 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.md: Use define_constants for unspec numbers.
+
+ * rtl.h (struct rtx_def): Document unchanging and in_struct flags
+ more accurately.
+ (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
+ comment.
+ (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
+ * doc/rtl.texi: Document these macros more accurately.
+ * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
+ JUMP_INSNs and CALL_INSNs.
+ * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
+ or INSN_FROM_TARGET_P if the code is appropriate.
+
+2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
+ before using SYMBOL_REF_FLAG (addr).
+
+ * config/avr/avr-protos.h (avr_io_address_p): Declare.
+ * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
+ Make non-static. Update all callers.
+ * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
+ New insns to clear/set/test a single bit in I/O address space.
+
+2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
+
+2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in: Update.
+ * c-common.c (flag_iso, flag_undef, cb_register_builtins,
+ builtin_define_std): New.
+ (c_common_init): Register CPP builtins callback.
+ * c-common.h (flag_iso, flag_undef): New.
+ * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
+ * c-lex.c: Don't include target.h.
+ (cb_register_builtins): Move to c-common.c.
+ (init_c_lex): Don't register hook here.
+ * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
+ (cpp_define, cpp_assert): Remove.
+ * gcc.c (cc1_options): Pass -undef to front end.
+ * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
+ (TARGET_INITIALIZER): Update.
+ * target.h (struct cpp_reader): Don't predeclare.
+ (struct gcc_target): Remove cpp builtin hook.
+ * tree.c (default_register_cpp_builtins): Remove.
+doc:
+ * tm.texi: Update.
+
+2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppexp.c (_cpp_expand_op_stack): Set op_limit.
+
+2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
+ (SHLIB_LINK, SHLIB_INSTALL): Adjust.
+
+2002-05-09 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
+ * config/sparc/libgcc-sparc-glibc.ver: New file.
+ * config/cris/t-linux (SHLIB_MAPFILES): Remove.
+ * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
+
+2002-05-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/6429
+ * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
+ * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
+ shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
+ base multilibs.
+ * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
+ * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
+ * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
+ * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
+
+2002-05-09 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.md: Use define_constants for unspec numbers.
+ * config/ia64/ia64.c: Likewise.
+
+2002-05-09 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
+ (save_restore_insns): Likewise.
+ (mips_expand_prologue, mips_expand_epilogue): Update callers.
+ (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
+
+Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
+
+ * athlon.md, k6.md, pentium.md, ppro.md): New files.
+ * i386.md: Move scheduling information into new files.
+
+ * i386.md (type attribute): Add "rotate" for rotate insns.
+ (rotate insns): Set type to "rotate".
+ (various attributes and function units): Treat rotate like shift.
+ (pent_pair attribute): Only rotates by one bit position are
+ pairable.
+ (sbb insns): Explicitly set pent_pair attribute on a couple
+ that were missing it.
+
+Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
+ make sure that buffer starts on odd word address.
+ (sh_va_arg): Skip odd fp registers when reading a double precision
+ value.
+
+2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * tree.h (preserve_data, object_permanent_p, type_precision):
+ Remove.
+
+2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
+ * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
+doc:
+ * cpp.texi: Update for removal of obsolete features.
+
+Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
+ Jeffrey A Law (law@redhat.com)
+
+ * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
+ the DFA interface for Pentium processors.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
+ (attr_pent_pair, ix86_pent_find_pair): Remove.
+ (ix86_sched_reorder_pentium): Remove.
+ (ix86_sched_reorder): Remove reordering for Pentium.
+ * i386.md (Pentium scheduling): Rewrite using DFA description.
+
+Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfganal.c (can_fallthru): Fix fast path.
+ * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
+ with edges to the next block.
+
+Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
+ Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
+
+ * final.c (end_final): Use C trees to output data structures for profiling.
+
+ * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
+ (profile.o): New dependency profile.h
+ (final.o): New dependency profile.h
+ * profile.h: New file. New global structure profile_info.
+ * final.h (count_edges_instrumented_now): Declare.
+ (current_function_cfg_checksum): Declare.
+ (function_list): New structure.
+ (functions_head, functions_tail): New static variables.
+ (end_final): Emits more data, removed some -ax stuff.
+ (final): Stores function names and chcksums.
+ * gcov-io.h (__write_gcov_string): New function.
+ (__read_gcov_string): New function.
+ * gcov.c (read_profile): New function.
+ (create_program_flow_graph): Uses read_profile instead of reading
+ da_file.
+ (read_files): Removed da_file checking, it's done by read_profile now.
+ * libgcc2.c (bb_function_info): New structure.
+ (bb): New field in structure, removed some -ax stuff.
+ (__bb_exit_func): Changed structure of da_file.
+ * profile.c (count_edges_instrumented_now): New global variable.
+ (current_function_cfg_checksum): New global variable.
+ (max_counter_in_program): New global variable.
+ (get_exec_counts): New function.
+ (compute_checksum): New function.
+ (instrument_edges): Sets count_edges_instrumented_now.
+ (compute_branch_probabilities): Uses get_exec_counts instead of
+ reading da_file.
+ (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
+ (init_branch_prob): Removed da_file checking, done in get_exec_counts
+ now.
+ (end_branch_prob): Removed da_file checking, done in get_exec_counts
+ now.
+ * gcov.texi: Updated information about gcov file format.
+
+2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * sbitmap.c: Fix formatting.
+ * scan.c: Likewise.
+ * scan-decls.c: Likewise.
+ * sched-deps.c: Likewise.
+ * sched-ebb.c: Likewise.
+ * sched-rgn.c: Likewise.
+ * sched-vis.c: Likewise.
+ * sdbout.c: Likewise.
+ * sibcall.c: Likewise.
+ * simplify-rtx.c: Likewise.
+ * ssa.c: Likewise.
+ * ssa-ccp.c: Likewise.
+ * ssa-dce.c: Likewise.
+ * stmt.c: Likewise.
+ * stor-layout.c: Likewise.
+ * stringpool.c: Likewise.
+
+2002-05-09 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
+
+2002-05-07 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
+ * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
+ * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
+ library implementation clobbers the output before the inputs
+ are fully consumed, use stack temporary for the output.
+
+2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/netbsd.h (CPP_SPEC): Remove.
+ * config/i386/netbsd-elf.h (CPP_SPEC): Define.
+ * config/i386/netbsd.h (CPP_SPEC): Define.
+ * config/ns32k/netbsd.h (CPP_SPEC): Define.
+ * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
+ * config/sparc/netbsd.h (CPP_SPEC): Define.
+ * config/vax/netbsd.h (CPP_SPEC): Define.
+
+2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * read-rtl.c: Fix formatting.
+ * real.c: Likewise.
+ * recog.c: Likewise.
+ * regclass.c: Likewise.
+ * regmove.c: Likewise.
+ * reg-stack.c: Likewise.
+ * reload1.c: Likewise.
+ * reload.c: Likewise.
+ * resource.c: Likewise.
+ * rtlanal.c: Likewise.
+ * rtl.c: Likewise.
+ * rtl-error.c: Likewise.
+
+2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
+ * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
+
+2002-05-08 Bernd Schmidt <bernds@redhat.com>
+
+ * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
+ use __SSE2__ macro instead.
+ * config/i386/xmmintrin.h: Likewise.
+
+2002-05-08 Janis Johnson <janis187@us.ibm.com>
+
+ * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
+ and use it in all invocations of these macros. Clean up comments.
+ * rtl.c (rtl_check_failed_flag): Add an argument for the name
+ of the flag access macro whose check failed.
+ * doc/rtl.texi (Flags): Document additional flag uses.
+
+2002-05-08 Robert Spier <rspier@pobox.com>
+ Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR preprocessor/6521
+ * cppfiles.c (handle_missing_header): Don't do anything
+ different for <> includes.
+doc:
+ * cppopts.texi: Update documentation for -MG.
+
+2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplex.c (cpp_interpret_charconst): Truncate as well as
+ sign-extend.
+doc:
+ * cpp.texi: Clarify multichar charconst valuation.
+
+2002-05-08 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi: Document -mwindiss option.
+
+2002-05-08 Jason Merrill <jason@redhat.com>
+
+ * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
+
+ * dwarf2out.c (gen_type_die): Abort on broken recursion.
+
+ PR c++/6381
+ * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
+ REAL_CST.
+
+2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
+ little-endian multilibs to override arm/thumb multilibs.
+ Do not build hardware floating point multilibs, nor apcs-26
+ multilibs for the Thumb.
+
+2002-05-08 Mark Mitchell <mark@codesourcery.com>
+
+ PR c/6569.
+ * varasm.c (mark_weak): New function.
+ (merge_weak): Use it. Do not call declare_weak.
+ (declare_weak): Use merge_weak.
+
+Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * cse.c (dead_libcall_p): Update counts.
+ (delete_trivially_dead_insns): Update call of dead_libcall_p.
+
+Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfglayout.c (function_tail_eff_head): Rename to ...
+ (function_footer): ... this one.
+ (unlink_insn_chain): New functions.
+ (label_for_bb): Only call block_label and emit debug message.
+ (record_effective_endpoints): Actually unlink the headers and footers.
+ (fixup_reorder_cahin): Re-insert the unlinked sequences.
+ (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
+ * cfglayout.h (struct reorder_block_def): New fields footer/header;
+ remove eff_head/eff_end.
+ * rtl.h (set_first_insn): Declare.
+ * emit-rtl.c (set_first_insn): New function.
+
+ * cfglayout.c (fixup_reorder_chain): Dump duplicated
+ (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
+ cfg_layout_duplicate_bb): New global function.
+ (duplicate_insn_chain): New static function.
+ * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
+ cfg_layout_duplicate_bb): Declare.
+ (struct reorder_block_def): Add "original" field.
+ * emit-rtl.c (emit_copy_of_insn_after): New function.
+ * rtl.h (emit_copy_of_insn_after): Declare.
+
+ * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
+ (fixup_reorder_chain): properly handle edges to exit block.
+
+Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+ Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (note_prediction_to_br_prob): declare.
+ * c-semantics.c: Include predit.h
+ (expand_stmt): predict GOTO_STMT as not taken.
+ * cfgcleanup.c: (delete_unreachable_blocks): Make global.
+ (cleanup_cfg): Do not free tail_recursion_list.
+ * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
+ (flow_delete_block): Kill predictions past end of basic block.
+ * output.h (delete_unreachable_blocks): Declare.
+ * predict.c (predicted_by_p, process_note_predictions,
+ process_note_prediction, last_block_p): New function.
+ (estimate_probability): Bypass loop on PRED_CONTINUE;
+ do not handle noreturn heuristics; kill PRED_RETURN; add
+ PRED_EARLY_RETURN.
+ * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
+ PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
+ * predict.h (IS_TAKEN): New constant.
+ * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
+ * rtl.c (NOTE_INSN_PREDICTION): New.
+ * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
+ New macro.
+ (insn_note): add NOTE_INSN_PREDICTION.
+ * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
+ CFG; free tail_recursion_label_list.
+ * stmt.c: Include predict.h;
+ (return_prediction): New.
+ (expand_value_return): Use it.
+ * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
+
+2002-05-08 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md: Name the unspecs with define_constant.
+ (*HILO_delay): Rename to 'hilo_delay' (no star).
+ (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
+ (reload_outdi, reload_outsi): Likewise.
+
+2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * toplev.c: Fix formatting.
+
+2002-05-07 Janis Johnson <janis187@us.ibm.com>
+
+ * config.in (ENABLE_RTL_FLAG_CHECKING): New.
+ * configure.in (ac_rtlflag_checking): New.
+ * doc/install.texi (--enable-checking): Document RTL flag checking.
+
+2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (c_common_init): Set options->unsigned_wchar.
+ * cppinit.c (cpp_create_reader): Default unsigned_wchar,
+ group target dependencies.
+ (init_builtins, cpp_handle_option): Update.
+ * cpplex.c (cpp_interpret_charconst): Update.
+ * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
+ signed_char to unsigned_char, group target dependencies.
+ * defaults.h (WCHAR_UNSIGNED): Remove.
+ * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
+config:
+ * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
+ i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
+ i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
+ i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
+ sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
+doc:
+ * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
+
+2002-05-07 Mark Mitchell <mark@codesourcery.com>
+
+ * fixinc/inclhack.def (windiss_math1): New fix.
+ (windiss_math2): Likewise.
+ (windiss_valist): Likewise.
+ * fixinc/fixincl.x: Regenerated.
+
+2002-05-07 Andreas Jaeger <aj@suse.de>
+
+ * genautomata.c (output_internal_min_issue_delay_func): Add
+ ATTRIBUTE_UNUSED to avoid warning with empty dfa.
+ (output_internal_trans_func): Likewise.
+
+Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
+
+ * pa.c (hppa_profile_hook): Use force_reg to get the address
+ of the profile hook into an appropriate pseudo register.
+
+2002-05-07 Mark Mitchell <mark@codesourcery.com>
+
+ * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
+ (LINK_START_SPEC): Handle it.
+ (LINK_OS_SPEC): Likewise.
+ (CPP_SPEC): Likewise.
+ (STARTFILE_SPEC): Likewise.
+ (LIB_SPEC): Likewise.
+ (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
+ all platforms.
+ (CRTSAVRES_DEFAULT_SPEC): New macro.
+ (LIB_WINDISS_SPEC): New macro.
+ (CPP_OS_WINDISS_SPEC): Likewise.
+ (STARTFILE_WINDISS_SPEC): Likewise.
+ (ENDFILE_WINDISS_SPEC): Likewise.
+ (LINK_START_WINDISS_SPEC): Likewise.
+ (LINK_OS_WINDISS_SPEC): Likewise.
+ * config/rs6000/windiss.h: New file.
+
+2002-05-07 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
+
+2002-05-06 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.md (shift insns): Do not mask off
+ second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
+ take care of it.
+
+2002-05-06 Richard Henderson <rth@redhat.com>
+
+ PR c++/6212
+ * expr.c (highest_pow2_factor_for_type): New.
+ (expand_assignment): Use it.
+
+2002-05-06 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
+ unspec_volatile.
+ ("altivec_mfvscr"): Same.
+
+2002-05-06 Janis Johnson <janis187@us.ibm.com>
+
+ * rtl.h (struct rtx_def): Update comments.
+ (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
+ (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
+ RTL_FLAG_CHECK macros with list of expected RTL codes.
+ * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
+ (rtl_check_failed_flag): New.
+ * reload1.c (reload): Use REG macro before changing rtx to MEM.
+ (reload_cse_noop_set_p): Check rtx code before using access macro.
+ * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
+ before using access macro.
+
+2002-05-06 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/rtl.texi (Flags): Update to reflect current usage.
+
+2002-05-06 Roger Sayle <roger@eyesopen.com>
+
+ PR opt/3995
+ * fold-const.c (sign_bit_p): New function.
+ (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
+ (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
+ Reapply fold when converting (A & C) == C into (A & C) != 0.
+ (fold_binary_op_with_conditional_arg): Fix typo in comment.
+
+2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (warn_multichar): New.
+ (c_common_init): Set CPP's warn_multichar.
+ * c-common.h (warn_multichar): New.
+ * c-decl.c (warn_multichar): Remove.
+ * c-lex.c (lex_charconst): Update.
+ * c-tree.h (warn_multichar): Remove.
+ * cppexp.c (eval_token): Sign-extend charconst value.
+ * cppinit.c (cpp_create_reader): Set warn_multichar.
+ * cpplex.c (cpp_interpret_charconst): Don't sign-extend
+ each character. Update prototype. Sign-extend the result.
+ * cpplib.h: Fix conditions.
+ (struct cpp_options): Add new warning flag.
+ (cpp_interpret_charconst): Update prototype.
+doc:
+ * cpp.texi: Update documentation.
+
+2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
+ Fix typo in usage of allof instead of unit.
+
+2002-05-06 Richard Henderson <rth@redhat.com>
+
+ * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
+ and any jump or call for IN.
+
+2002-05-06 Bernd Schmidt <bernds@redhat.com>
+
+ * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
+ -msse2.
+ * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
+
+2002-05-06 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (lshift-double): Cast the high word to an unsigned
+ HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
+ (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
+ avoid compiler warning. (fold): Remove redundant code from
+ BIT_AND_EXPR as integer operands are canonicalized to be arg1.
+
+2002-05-06 Jeff Law <law@redhat.com>
+
+ * pa-protos.h (hppa_fpstore_bypass_p): Declare.
+ * pa.c (pa_adjust_cost): Remove all true dependency cost
+ adjustments. Also remove support for non-DFA scheduling.
+ * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
+ to adjust true dependency costs. Update various comments.
+ (7100lc, 7200, 7300 scheduling): Simplify by combining the
+ FP ALU & MPY units into a single unit.
+
+2002-05-06 Catherine Moore <clm@redhat.com>
+
+ * config/v850/v850.c (compute_register_save_size): Make sure
+ to count all of the registers that will be saved.
+
+Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
+
+2002-05-06 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
+ allow result to overlap input operands in memory.
+
+2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
+
+doc:
+ * cpp.texi: Update multichar charconst docs.
+
+2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplex.c (cpp_interpret_charconst): Sign-extend each
+ character. Don't ignore excess characters. Treat
+ multicharacter character constants as signed.
+ (cpp_parse_escape): Clarify diagnostic.
+
+2002-05-05 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
+ use add instead of shift.
+ (ashldi3_sp64): Likewise.
+ (ashlsi3_const1, ashldi3_const1): Remove.
+ * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
+ * config/sparc/sparc.c (const1_operand): New.
+
+2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
+
+2002-05-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/6561
+ * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
+
+2002-05-05 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
+ memory latency adjustments.
+ (alpha_variable_issue): Remove.
+ (alpha_use_dfa_pipeline_interface): New.
+ (alpha_multipass_dfa_lookahead): New.
+ * config/alpha/alpha.md: Remove define_function_unit scheduling;
+ include new dfa scheduling.
+ (attr type): Add none.
+ (blockage): Use it.
+ * config/alpha/ev4.md: New.
+ * config/alpha/ev5.md: New.
+ * config/alpha/ev6.md: New.
+
+2002-05-05 David S. Miller <davem@redhat.com>
+
+ * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
+
+2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c: Fix formatting.
+ * emit-rtl.c: Likewise.
+
+2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (initiate_states): Add additional guard to
+ initialize `units_array'.
+
+2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
+ process_unit_to_form_the_same_automaton_unit_lists,
+ form_the_same_automaton_unit_lists
+ check_unit_distributions_to_automata): New prototypes and
+ functions.
+ (check_automata): Rename it into `check_automata_insn_issues'.
+ (unit_decl): New fields `the_same_automaton_unit' and
+ `the_same_automaton_message_reported_p'.
+ (unit_decl_t): New typedef.
+ (the_same_automaton_lists): New gloval variable.
+ (unit_regexp, unit_set_el, units_array, units_cmp,
+ output_get_cpu_unit_code_func): Use the typedef.
+ (evaluate_max_reserv_cycles): Increment
+ `description->max_insn_reserv_cycles'.
+ (initiate_states): Don't increment `max_cycles_num'.
+ (transform_insn_regexps): Move code around transformation of
+ regexps from `generate'.
+ (generate): Remove call of `transform_insn_regexps'.
+ (expand_automata): Call `transform_insn_regexps' and
+ `check_unit_distributions_to_automata'. Check errors before
+ `generate'.
+
+ * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
+ automaton `ultrasparc3_1'.
+
+2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (c_common_init): Set up CPP arithmetic.
+ * cppinit.c (cpp_create_reader): Default CPP arithmetic to
+ something reasonable for the host.
+ (sanity_checks): Add checks.
+ (cpp_read_main_file): Call sanity_checks() from here...
+ (cpp_post_options): ... not here.
+ * cpplex.c (cpp_interpret_charconst): Get max_chars right.
+ * cpplib.h (struct cpp_options): New member int_precision.
+
+2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
+
+2002-05-04 David S. Miller <davem@redhat.com>
+
+ * config/sparc/linux.h, config/sparc/linux64.h
+ (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
+
+ * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
+ more RTX codes.
+ * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
+
+ * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
+ of SETs.
+
+2002-05-05 Tim Josling <tej@melbpc.org.au>
+
+ * treelang; New directory for new sample language treelang.
+
+2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (c-lex.o): Update.
+ * c-lex.c: Include target.h.
+ (cb_register_builtins): New.
+ (init_c_lex): Set builtins callback.
+ * c-lex.h (cpp_define, cpp_assert): New prototypes.
+ * cppinit.c (init_builtins): Use callback, including for
+ GXX_WEAK.
+ * cpplib.h (struct cpp_callbacks): New member.
+ * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
+ (TARGET_INITIALIZER): Update.
+ * target.h (struct gcc_target): New hook.
+ * tree.c (default_register_cpp_builtins): New.
+ * tree.h (default_register_cpp_builtins): New.
+doc:
+ * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
+
+2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
+ (cpp_post_options): Move sanity checks to...
+ (sanity_checks): New.
+ * cpplex.c (maybe_read_ucs): Fix prototype.
+ (parse_string, cpp_parse_escape): Cast for %c format specifier.
+ * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
+ if necessary.
+
+2002-05-04 Bernd Schmidt <bernds@redhat.com>
+
+ * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
+ builtins. Use V2DI patterns instead of TI for logical operations.
+ (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
+ Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
+ (ix86_expand_builtins): Change the pattern used for movntdq.
+ * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
+ sse2_nandv2di3): New patterns.
+ (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
+ on operands.
+ (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
+ (cvtdq2pd): Correct mode on operand 1.
+ (sse2_umulsidi3): Describe without unspec.
+ (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
+ machine modes.
+ (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
+ (ashlv2di3): Likewise, from sse2_ashlv2di3.
+ (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
+ ashlv4si3, ashlv2di3): Use SImode for shift count.
+ (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
+ lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
+ New patterns.
+ * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
+ New typedefs.
+ (__m128i, __m128d): New macros.
+ (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
+ _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
+ _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
+ _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
+ _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
+ _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
+ _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
+ _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
+ _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
+ _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
+ _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
+ _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
+ _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
+ _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
+ _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
+ _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
+ _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
+ _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
+ _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
+ _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
+ _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
+ _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
+ _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
+ _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
+ _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
+ _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
+ _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
+ _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
+ _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
+ _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
+ _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
+ _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
+ _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
+ _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
+ _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
+ _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
+ _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
+ functions.
+ (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
+ _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
+
+2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * dwarf2out.c: Fix formatting.
+ * varasm.c: Likewise.
+
+2002-05-04 David Edelsohn <edelsohn@gnu.org>
+
+ PR c/6543
+ * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
+ clobber and use result as temporary value.
+
+Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * expr.c (force_operand): Use expand_simple_* to handle more
+ cases.
+
+2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
+ and sign-extension.
+ (lex_charconst): Update for change in prototype of
+ cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
+ appropriately.
+ * cpphash.h (BITS_PER_CPPCHAR_T): New.
+ * cppinit.c (cpp_create_reader): Initialize them for no
+ change in semantics.
+ (cpp_post_options): Add sanity checks.
+ * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
+ and truncation issues. Calculate in type cppchar_t.
+ (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
+ (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
+ run-time dependent precision correctly. Return whether the
+ result is signed or not.
+ * cpplib.c (dequote_string): Use cppchar_t; update.
+ * cpplib.h (cppchar_signed_t): New.
+ struct cpp_options): New precision members.
+ (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
+ * cppexp.c (eval_token): Update.
+
+2002-05-03 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
+ * config/sparc/sparc.c (sparc_rtx_costs): New function
+ implementing RTX_COSTS and CONST_COSTS.
+ * config/sparc/sparc.h (CONST_COSTS): Delete.
+ (RTX_COSTS_CASES): Define.
+ (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
+ the work.
+
+ * config/sparc/sparc.md (DFA schedulers): Split out...
+ * config/sparc/cypress.md, config/sparc/hypersparc.md,
+ config/sparc/sparclet.md, config/sparc/supersparc.md,
+ config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
+
+ * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
+ checks on it, always defined for SPARC.
+
+ * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
+ Tweak, and add more detailed comments.
+
+2002-05-03 Zack Weinberg <zack@codesourcery.com>
+
+ * Re-apply patch accidentally reverted with
+ DFA scheduler merge: remove all rules and variables to slurp
+ source files out of libiberty and rebuild them with HOST_CC.
+ ($(HOST_PREFIX_1)varray.o): New rule.
+ (genattrtab rule): Word wrap.
+
+2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
+ (CPP_SUBTARGET_SPEC): Define.
+ (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
+ cpp_subtarget specs.
+ (CPP_SPEC): Redefine to include %(cpp_subtarget).
+
+2002-05-03 David S. Miller <davem@redhat.com>
+
+ * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
+ * target.h (struct gcc_target): Delete cycle_display member.
+
+ * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
+ (rtx_needs_barrier): Delete reference to cycle_display unspec.
+ (ia64_sched_reorder2): Mention need for cycle display handling
+ once such notes exist.
+
+2002-05-03 Richard Henderson <rth@redhat.com>
+
+ * real.c (etoasc): Strip most trailing zeros for clarity.
+ * sched-vis.c: Include real.h.
+ (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
+ * Makefile.in (sched-vis.o): Add real.h.
+
+2002-05-03 David S. Miller <davem@redhat.com>
+
+ * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
+ no longer needed.
+
+2002-05-03 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
+ when we get an out of range literal.
+ (altivec_expand_ternop_builtin): Same.
+ (altivec_expand_unop_builtin): Same.
+ (altivec_expand_builtin): Same, for dss.
+ (altivec_expand_builtin): Use trees instead of rtl when
+ determining literal argument validity.
+
+2002-05-03 David S. Miller <davem@redhat.com>
+
+ Delete cycle display scheduling hook.
+ * config/ia64/ia64.c (ia64_cycle_display,
+ TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
+ (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
+ and use emit_insn_before instead of ia64_emit_insn_before.
+ * config/ia64/ia64.md (unspec usage): Delete cycle display.
+ (cycle_display): Delete insn pattern.
+ * config/sparc/sparc.md (unspec usage): Delete cycle display.
+ (cycle_display): Delete insn pattern.
+ * config/sparc/sparc.c (sparc_cycle_display,
+ TARGET_SCHED_CYCLE_DISPLAY): Delete.
+ * doc/md.texi (cycle_display): Don't mention.
+ * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
+
+2002-05-03 Richard Henderson <rth@redhat.com>
+
+ * recog.c (store_data_bypass_p, if_test_bypass_p): New.
+ * recog.h: Declare them.
+
+ * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
+ * config/sparc/sparc.md: Use store_data_bypass_p instead.
+ * config/sparc/sparc-protos.h: Update.
+
+2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
+ -D__arch64__. Add -D_LP64.
+ (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
+ from sparc.h.
+ (CPP_ARCH64_SPEC): Likewise.
+ (NO_BUILTIN_PTRDIFF_TYPE): Undef.
+ (NO_BUILTIN_SIZE_TYPE): Undef.
+
+2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (min_issue_delay_pass_states): Change return type
+ in the prototype.
+ (min_issue_delay_pass_states): Change the algorithm.
+ (min_issue_delay): Set up min_insn_issue_delay for the state.
+ (output_min_issue_delay_table): Interchange the nested loops and
+ and initiate min_insn_issue_delay for states.
+
+Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
+ jump is simplejump.
+
+Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
+ sequence.
+
+2002-05-03 Richard Henderson <rth@redhat.com>
+
+ PR opt/6534
+ * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
+ noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
+ noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
+ code before JUMP, not EARLIEST.
+
+2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * c-format.c (check_format_info_main): Don't check for presence of
+ parameter for * width until after operand number has been read,
+ and only check for it if format parameters are available.
+ Fixes PR c/6547.
+
+2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
+ (LINK_SPEC): Undef before defining.
+
+2002-05-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR preprocessor/6489
+ * tradcpp.c (fixup_newlines): New.
+ (main, finclude): Use it.
+
+2002-05-03 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
+ * config/mips/mips.c (mips_unique_section): Strip encoding from
+ decl name.
+
+2002-05-03 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
+ mode.
+
+2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
+ (Specific): Removed buildstats references.
+ (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
+ (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
+ Accomodate Solaris versions beyond 8.
+ (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
+ (Specific, *-*-solaris2.8): Removed, obsolete.
+
+2002-05-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/6542
+ * config/sparc/sparc.h (leaf_reg_remap): Remove const.
+ (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
+ fill leaf_reg_remap with identity.
+ * config/sparc/sparc.c (leaf_reg_remap): Remove const.
+
+2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/crti.asm: Remove trailing spaces.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/lib1funcs.asm: Likewise.
+
+2002-05-02 Jason Merrill <jason@redhat.com>
+
+ * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
+ * c-decl.c (c_init_decl_processing): Use it.
+ * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
+ * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
+ * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
+
+2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * regrename.c: Fix formatting.
+ * tree.c: Likewise.
+
+Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (attribute memory): Handle compares properly.
+
+Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
+ to none.
+
+2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * function.c: Fix formatting.
+
+2002-05-02 Jan Hubicka <jh@suse.cz>
+
+ * haifa-sched.c (schedule_insn): Print table of instructions and
+ reservations.
+ (sched_block): Do not print ready list at verbosity level 1.
+ * sched-vis.c (print_insn): Make global.
+ * sched-ebb.c (ebb_print_insn): Rename from...
+ (print_insn): ... this one.
+ * sched-int.h (print_insn): Declare
+
+2002-05-02 Richard Henderson <rth@redhat.com>
+
+ * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
+ emitted by cycle_display.
+
+2002-05-02 Loren J. Rittle <ljrittle@acm.org>
+
+ * doc/install.texi (*-*-freebsd*): Update to latest status.
+
+2002-05-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/6540
+ * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
+ * config/float-sparc.h: Assume 128-bit long double if
+ __LONG_DOUBLE_128__ is defined.
+
+2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genattrtab.c (write_function_unit_info): Add a dummy element
+ when num_units == 0.
+
+2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * predict.c: (propagate_freq, estimate_bb_frequencies): Use
+ TYPE_MODE (double_type_node) instead of DFmode.
+
+Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
+ jumps post reload.
+ * toplev.c (rest_of_compilation): Revert Richard's patch.
+
+2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
+
+2002-05-02 Catherine Moore <clm@redhat.com>
+
+ * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
+
+2002-05-02 Kazu Hirata <kazu@hxi.com>
+
+ * combine.c: Fix comment typos.
+ * expr.c: Likewise.
+ * genautomata.c: Likewise.
+ * stmt.c: Likewise.
+ * tree.h: Likewise.
+
+2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/install.texi: State GNAT version requirements.
+
+2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
+ of the frame pointer or arg pointer register which strict register
+ checking is not enabled.
+
+2002-05-02 Aldy Hernandez <aldyh@redhat.com>
+
+ * gcc.dg/altivec-8.c: New.
+
+ * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
+ PRE_INC and PRE_DEC for altivec modes.
+
+2002-05-01 Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/check.tpl(set-writable): make sure the function exists first
+ * fixinc/inclhack.def(alpha_assert): fix test_text
+ * fixinc/tests/base/assert.h: add in missing result
+
+2002-05-01 Jeff Law <law@redhat.com>
+
+ * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
+ 'T' constraint.
+
+2002-05-01 Joel Brobecker <brobecker@gnat.com>
+
+ * dbxout.c (dbxout_type): Emit size information for range types,
+ as well, but only when using GDB extensions.
+
+2002-05-01 Richard Henderson <rth@redhat.com>
+
+ * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
+ target-independent gnu binutils date test.
+
+2002-05-01 Richard Henderson <rth@redhat.com>
+
+ * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
+ info before expunging the block.
+
+2002-05-01 Jakub Jelinek <jakub@redhat.com>
+
+ * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
+ (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
+ -M -or -MM is in effect.
+
+2002-05-01 Zack Weinberg <zack@codesourcery.com>
+
+ * config.gcc: Correct test of --enable-obsolete. Obsolete all
+ A29k configurations.
+ * doc/install.texi: Update to match.
+
+2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ PR bootstrap/6514
+ * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
+ for duplicates. Always loop over whole list.
+
+Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reload.c (find_reloads, case 'p'): Set BADOP to 0.
+
+2002-05-01 Joel Sherrill <joel@OARcorp.com>
+
+ * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
+ support routines.
+
+2002-05-01 Joel Sherrill <joel@OARcorp.com>
+
+ * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
+
+2002-05-01 David Edelsohn <edelsohn@gnu.org>
+
+ * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
+ (nabs_nopower): Same.
+ (floatdisf2): New pattern.
+ (absdi2): Convert to define_insn_and_split.
+ (nabsdi2): Same.
+ (trunctfsf2): Same.
+ (floatditf2): Same.
+ (floatsitf2): Same.
+ (fix_trunctfdi2): Same.
+ (fix_trunctfsi2): Same.
+
+2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/install.texi: Update Texinfo version requirement
+ documentation.
+
+2002-05-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/6512, PR target/5628
+ * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
+ when memory is not aligned.
+ (movdf_insn_v9only_vis): Likewise.
+ * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
+ temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
+
+2002-05-01 Aldy Hernandez <aldyh@redhat.com>
+
+ * gcc.dg/altivec-7.c: New.
+
+ * config/rs6000/altivec.h: Cleanup.
+
+2002-04-30 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/invoke.texi (Option Summary): Add -mvrsave=.
+ (RS/6000 and PowerPC Options): Document -mvrsave=.
+
+ * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
+ (rs6000_altivec_vrsave_string): Same.
+ (rs6000_override_options): Call rs6000_parse_vrsave_option.
+ (rs6000_parse_vrsave_option): New.
+ (rs6000_stack_info): Only generate vrsave instructions when
+ TARGET_ALTIVEC_VRSAVE.
+
+ * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
+ (rs6000_altivec_vrsave_string): Define extern.
+ (rs6000_altivec_vrsave): Same.
+ (TARGET_ALTIVEC_VRSAVE): New.
+
+2002-04-30 Richard Henderson <rth@redhat.com>
+
+ PR opt/6516
+ * toplev.c (rest_of_compilation): Don't run cross-jump before
+ bb-reorder.
+
+2002-04-30 Tom Rix <trix@redhat.com>
+
+ * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
+ check which_alternative.
+
+2002-04-30 Kazu Hirata <kazu@hxi.com>
+
+ * cpplex.c: Fix comment formatting.
+ * function.c: Likewise.
+ * integrate.c: Likewise.
+ * regrename.c: Likewise.
+ * sibcall.c: Likewise.
+ * simplify-rtx.c: Likewise.
+ * tree-inline.c: Likewise.
+
+2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
+ hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
+ hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
+ hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
+ * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
+ * pa/x-ada: New file. Define ADA_CFLAGS.
+
+2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
+ from MMIX_LAST_REGISTER_FILE_REGNUM.
+ (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
+ (struct machine_function): New member highest_saved_stack_register
+ previously static variable in mmix.c.
+ (MACHINE_DEPENDENT_REORG): Define.
+ * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
+ (MMIX_OUTPUT_REGNO): New.
+ (mmix_target_asm_function_prologue): Move calculation of last used
+ saved-stack-register into...
+ (mmix_machine_dependent_reorg): New function. Update to also handle
+ !TARGET_ABI_GNU.
+ (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
+ register names, simplify somewhat by new variable regno.
+ <case 'p'>: Remove fixed FIXME. Always emit highest used saved
+ register.
+ (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
+ emitting register names.
+ (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
+ (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
+ Remove fixed FIXME.
+ * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
+ Declare.
+
+ * config/mmix/mmix.md ("divmoddi4"): Update head comment.
+
+2002-04-30 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sparc.c (emit_soft_tfmode_libcall,
+ emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
+ emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
+ emit_tfmode_cvt): New.
+ * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
+ trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
+ fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
+ addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
+ * config/sparc/sparc-protos.h: Update.
+
+2002-04-30 Janis Johnson <janis187@us.ibm.com>
+
+ * install.texi (Final install): Add to the list of info to include
+ in a report of a successful bootstrap, and add link to 3.1 list.
+
+Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
+ (mode): Add vector modes
+ (i387): Kill attribute.
+ (unit): New attribute.
+ (length_immediate): Grok new types.
+ (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
+ (modrm): Use "unit".
+ (memory): Handle MMX/SSE properly.
+ (scheduling descriptions): Kill uses of fop1.
+ (sse, mmx, fp patterns): Set type and mode properly.
+
+Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
+
+ * pa.c (override_options): Default to PA8000 scheduling.
+ * doc/invoke.texi (HP-PA options): Mention newly added 7300
+ scheduling parameter.
+
+ * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
+ handling of double precision multiplies.
+
+ * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
+ fpdiv and fpsqrt instructions.
+ (7200 & 7300 scheduling): Fix typo in handling of
+ store-load and store-store penalties.
+
+2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
+ mips. Add two missing commas.
+
+2002-04-30 Paolo Carlini <pcarlini@unitus.it>
+
+ * doc/contrib.texi (Contributors): Update Paolo Carlini's
+ and Benjamin Kosnik's entries.
+
+2002-04-29 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
+ SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
+ * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
+ * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
+
+2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * combine.c (find_split_point): Use gen_int_mode.
+
+2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
+
+ Merging code from dfa-branch:
+
+ 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (output_reserv_sets): Fix typo.
+
+ 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (output_reserv_sets): Remove
+ next_cycle_output_flag.
+
+ Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
+
+ * sched-rgn.c (init_ready_list): Make the DFA code handle
+ USE/CLOBBER insns in the same way as the traditional
+ scheduler.
+ (new_ready): Similarly..
+
+ 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
+
+ * haifa-sched.c (schedule_block): Change the DFA state only after
+ issuing insn.
+
+ Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
+
+ * pa.c (hppa_use_dfa_pipeline_interface): New function.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
+ (override_options): Add PA7300 scheduling support.
+ (pa_adjust_cost): Update various comments. Properly
+ handle anti and output dependencies when using the
+ DFA scheduler.
+ (pa_issue_rate): Add PA7300 scheduling support.
+ (pa_can_combine_p): Call extract_insn before calling
+ constrain_operands (taken from mainline tree).
+ * pa.h (enum processor_type): Add PROCESSOR_PA7300.
+ * pa.md (cpu attr): Add 7300. Rewrite pipeline
+ descriptions using DFA descriptions. Add PA7300
+ scheduling support.
+
+ 2002-03-30 David S. Miller <davem@redhat.com>
+
+ Add UltraSPARC-III DFA scheduling support.
+ * config/sparc/sparc.md (define_attr type): Add fpcrmove.
+ Update FP conditional move on register insn patterns to use it, as
+ appropriate.
+ (define_attr cpu): Add ultrasparc3.
+ (define_attr us3load_type): New, update integer load patterns to
+ set it, as appropriate.
+ (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
+ (rest): Add UltraSPARC3 scheduling description.
+ * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
+ (PROCESSOR_ULTRASPARC3): New.
+ ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
+ ({ASM,CPP}_CPU_SPEC): Likewise.
+ (REGISTER_MOVE_COST): Likewise.
+ (RTX_COSTS): Likewise.
+ * config/sparc/sparc.c (sparc_override_options,
+ sparc_initialize_trampoline, sparc64_initialize_trampoline,
+ sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
+ sparc_issue_rate): Likewise.
+ * config/sparc/sol2.h: Likewise.
+ * config/sparc/sol2-sld-64.h: Likewise.
+ * config/sparc/linux64.h: Likewise.
+
+ 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
+
+ * doc/md.texi: Add comments about usage the latency time for the
+ different dependencies and about case when two or more conditions
+ in different define_insn_reservations returns TRUE for an insn.
+
+ * doc/md.texi: Add reference for automaton based pipeline
+ description.
+
+ 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
+
+ * doc/passes.texi: Add missed information about genattrtab.
+
+ 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (output_automata_list_transition_code): Check
+ automata_list on NULL.
+
+ 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (output_insn_code_cases,
+ output_automata_list_min_issue_delay_code,
+ output_automata_list_transition_code,
+ output_automata_list_state_alts_code): Comment the functions.
+
+ 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (automata_list_el_t): New typedef.
+ (get_free_automata_list_el,free_automata_list_el,
+ free_automata_list, automata_list_hash, automata_list_eq_p,
+ initiate_automata_lists, automata_list_start, automata_list_add,
+ automata_list_finish, finish_automata_lists,
+ output_insn_code_cases, output_automata_list_min_issue_delay_code,
+ output_automata_list_transition_code,
+ output_automata_list_state_alts_code, add_automaton_state,
+ form_important_insn_automata_lists): New functions and prototypes.
+ (insn_reserv_decl): Add members important_automata_list and
+ processed_p.
+ (ainsn): Add members important_p.
+ (automata_list_el): New structure.
+ (first_free_automata_list_el, current_automata_list,
+ automata_list_table): New global variables.
+ (create_ainsns): Initiate member important_p.
+ (output_internal_min_issue_delay_func): Generate the switch and
+ call output_insn_code_cases.
+ (output_internal_trans_func, output_internal_state_alts_func):
+ Ditto.
+ (generate): Call initiate_automata_lists.
+ (automaton_states): New global variable.
+ (expand_automata): Call form_important_insn_automata_lists.
+ (write_automata): Call finish_automata_lists.
+
+ 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (add_excls, add_presence_absence): Check that
+ cpu units in the sets belong the same automaton.
+
+ * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
+ about that cpu units in the sets belong the same automaton.
+
+ * doc/md.texi: Ditto.
+
+ 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
+ Nitin Gupta <niting@noida.hcltech.com>
+
+ * config/sh/sh.c (sh_use_dfa_interface): New function.
+
+ (sh_issue_rate): New Function.
+ TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
+ TARGET_SCHED_ISSUE_RATE: define.
+
+ * config/sh/sh.md: Add DFA based pipeline description for SH4.
+
+ (define_attr insn_class): New attribute used for DFA
+ scheduling.
+ (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
+ (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
+ cmpeqdi_t): Likewise.
+
+ (add,addc1,addsi3,subc,subc1,*subsi3_internal,
+ negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
+ ex_group.
+ (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
+
+ 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
+
+ * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
+ break.
+
+ 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
+
+ * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
+ (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
+ necessary.
+ (output_dfa_start_func): Initiate new variable insn_codes_length,
+ (write_automata): Output definition of the new variable.
+
+ 2001-10-02 David S. Miller <davem@redhat.com>
+
+ * haifa-sched.c (advance_one_cycle): New function.
+ (schedule_block): Use it.
+ (queue_to_ready): Use it, and also make sure to advance the DFA
+ state on all stall cycles, not just those where insn_queue links
+ are found.
+
+ 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
+
+ * haifa-sched.c (max_issue): Remove last_p argument. Only return
+ nonzero if the highest-priority instruction could be scheduled.
+ (choose_ready): Remove last argument from max_issue call.
+
+ 2001-09-28 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
+ ultrasparc and 3 for other multi-issue sparcs.
+
+ 2001-09-27 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.md (cycle_display): New pattern.
+ * config/sparc/sparc.c (sparc_cycle_display): New.
+ (TARGET_SCHED_CYCLE_DISPLAY): Set it.
+
+ 2001-09-25 David S. Miller <davem@redhat.com>
+
+ Convert all of SPARC scheduling to DFA
+ * config/sparc/sparc.md: Kill all define_function_unit
+ directives and replace with DFA equivalent.
+ * config/sparc/sparc.c (ultrasparc_adjust_cost,
+ mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
+ ultra_fpmode_conflict_exists, ultra_find_type,
+ ultra_build_types_avail, ultra_flush_pipeline,
+ ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
+ ultrasparc_variable_issue, ultrasparc_sched_init,
+ sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
+ ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
+ ultra_cur_hist, ultra_cycles_elapsed): Kill.
+ (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
+ ultrasparc_store_bypass_p): New.
+ * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
+ Declare.
+
+ 2001-09-24 David S. Miller <davem@redhat.com>
+
+ * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
+ ready->vec[foo] not ready[foo].
+
+ 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
+
+ * doc/md.texi: Correct examples for define_insn_reservations
+ `mult' and `div'.
+
+ 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
+
+ * genautomata.c (create_automata): Print message about creation of
+ each automaton.
+ (generate): Remove printing meease about creation of
+ automata.
+
+ 2001-09-05 David S. Miller <davem@redhat.com>
+
+ * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
+ * config/sparc/linux64.h: Likewise.
+
+ 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
+
+ * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
+ schedule_block, sched_init, sched_finish): Add missed calls of
+ use_dfa_pipeline_interface.
+
+ * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
+ Ditto.
+
+ * sched-vis.c (get_visual_tbl_length): Ditto.
+
+ 2001-08-27 Richard Henderson <rth@redhat.com>
+
+ * genattr.c (main): Emit state_t even when not doing scheduling.
+
+ 2001-08-27 Richard Henderson <rth@redhat.com>
+
+ * genautomata.c (expand_automata): Always create a description.
+
+ 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
+
+ * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
+ PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
+ AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
+ RTL constructions.
+
+ * genattr.c (main): New variable num_insn_reservations. Increase
+ it if there is DEFINE_INSN_RESERVATION. Output automaton based
+ pipeline hazard recognizer interface.
+
+ * genattrtab.h: New file.
+
+ * genattrtab.c: Include genattrtab.h.
+ (attr_printf, check_attr_test, make_internal_attr,
+ make_numeric_value): Move protypes into genattrtab.h. Define them
+ as external.
+ (num_dfa_decls): New global variable.
+ (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
+ DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
+ DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
+ DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
+
+ * genautomata.c: New file.
+
+ * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
+
+ * sched-int.h: (curr_state): Add the external definition for
+ automaton pipeline interface.
+ (haifa_insn_data): Add comments for members blockage and units.
+
+ * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
+ TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
+ TARGET_SCHED_DFA_PRE_CYCLE_INSN,
+ TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
+ TARGET_SCHED_DFA_POST_CYCLE_INSN,
+ TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
+ TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
+ macros.
+ (TARGET_SCHED): Use the new macros.
+
+ * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
+ dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
+ first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
+ dfa_bubble): New members in gcc_target.sched.
+
+ * haifa-sched.c (insert_schedule_bubbles_p): New variable.
+ (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
+ (insn_queue): Redefine it as pointer to array.
+ (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
+ INSN_QUEUE_SIZE.
+ (max_insn_queue_index_macro_value): New variable.
+ (curr_state, dfa_state_size, ready_try): New varaibles for
+ automaton interface.
+ (ready_element, ready_remove, max_issue): New function prototypes
+ for automaton interface.
+ (choose_ready): New function prototype.
+ (insn_unit, blockage_range): Add comments.
+ (unit_last_insn, unit_tick, unit_n_insns): Define them for case
+ FUNCTION_UNITS_SIZE == 0.
+ (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
+ actual_hazard, potential_hazard): Add comments.
+ (insn_cost): Use cost -1 as undefined value. Remove
+ LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
+ pipeline interface.
+ (ready_element, ready_remove): New functions for automaton
+ interface.
+ (schedule_insn): Add new code for automaton pipeline interface.
+ (queue_to_ready): Add new code for automaton pipeline interface.
+ Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
+ (debug_ready_list): Print newline when the queue is empty.
+ (max_issue): New function for automaton pipeline interface.
+ (choose_ready): New function.
+ (schedule_block): Add new code for automaton pipeline interface.
+ Print ready list before scheduling each insn.
+ (sched_init): Add new code for automaton pipeline interface.
+ Initiate insn cost by -1.
+ (sched_finish): Free the current automaton state and finalize
+ automaton pipeline interface.
+
+ * sched-rgn.c: Include target.h.
+ (init_ready_list, new_ready, debug_dependencies): Add new code for
+ automaton pipeline interface.
+
+ * sched-vis.c: Include target.h.
+ (get_visual_tbl_length): Add code for automaton interface.
+ (target_units, print_block_visualization): Add comments.
+
+ * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
+ USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
+ (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
+ (getruntime.o, genautomata.o): New entries.
+ (genattrtab.o): Add new dependency file genattrtab.h.
+ (genattrtab): Add new dependencies. Link it with `libm.a'.
+ (getruntime.o, hashtab.o): New entries for canadian cross.
+
+ * doc/md.texi: Description of automaton based model.
+
+ * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
+ Add comments.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
+ TARGET_SCHED_DFA_PRE_CYCLE_INSN,
+ TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
+ TARGET_SCHED_DFA_POST_CYCLE_INSN,
+ TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
+ TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
+ TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
+ hook descriptions.
+ (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
+ MAX_DFA_ISSUE_RATE): New macro descriptions.
+
+ * doc/contrib.texi: Add dfa based scheduler contribution.
+
+ * doc/gcc.texi: Add more information about genattrtab.
+
+Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reload1.c (eliminate_regs, case SUBREG): Fix typo in
+ adjust_address_nv call.
+
+2002-04-29 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/install.texi (Testing): Provide additional information, and
+ a stronger encouragement, for running the testsuites.
+
+2002-04-29 DJ Delorie <dj@redhat.com>
+
+ * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
+ given in upper case.
+
+2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
+ Solaris 2 <widec.h> if missing.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/widec.h: New file.
+
+2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * toplev.c (f_options): Add "profile" switch so that
+ -fno-profile can be used to disable -p.
+
+2002-04-29 Bernd Schmidt <bernds@redhat.com>
+
+ * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
+ UV2DImode.
+ * tree.c (build_common_tree_nodes_2): Likewise.
+ * tree.h (enum tree_index): Likewise.
+ (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
+
+ * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
+ entries.
+ (init_mmx_sse_builtins): Initialize SSE2 builtins.
+ (ix86_expand_builtin): Add support for SSE2 builtins.
+ * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
+ (VALID_SSE_REG_MODE): Use it.
+ (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
+ (enum ix86_builtins): Add SSE2 builtins.
+ * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
+ movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
+ addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
+ divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
+ sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
+ vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
+ vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
+ sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
+ cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
+ cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
+ cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
+ ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
+ subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
+ mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
+ sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
+ sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
+ sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
+ gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
+ ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
+ ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
+ sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
+ sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
+ sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
+ sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
+ sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
+ sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
+ lfence_insn): New patterns.
+ (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
+ sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
+
+Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
+
+2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/contrib.texi (Contributors): Add Paolo Carlini and
+ Janis Johnson.
+ Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
+ Refer to Objective-C instead of ObjC, SPARC instead of sparc,
+ and CPU instead of cpu.
+
+Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (flag_if_conversion, flag_if_conversion2): New static
+ variables.
+ (lang_independent_options): Add -fif-conversion, -fif-conversion2
+ (rest_of_compilation): Do if conversion only when asked for.
+ (parse_options_and_default_flags): Set new variables to 1 for -O1
+ * invoke.texi (-fif-conversion, -fif-conversion2): Document.
+
+Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (dbx64_register_map): Fix typo.
+
+Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
+ real_one_half, real_bb_freq_max): New static variables.
+ (debug_profile_bbauxs): Kill.
+ (process_note_predictions): Kill unused variable.
+ (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
+ volatile double.
+ (propagate_freq): Use REAL_ARITHMETICS.
+ (estimate_bb_frequencies): Likevise; init new static variables.
+ * Makefile.in (predict.o): Add dependency on real.h
+
+2002-04-28 David S. Miller <davem@redhat.com>
+
+ PR target/6500
+ * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
+ 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
+ several {reads,writes} instead.
+ * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
+ Define.
+
+2002-04-27 David S. Miller <davem@redhat.com>
+
+ PR target/6494
+ * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
+ of the stack bias.
+
+ * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
+ including signal.h and sys/ucontext.h, not needed.
+
+2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * varasm.c (output_constant_def): Correct test for not calling
+ ENCODE_SECTION_INFO for INTEGER_CST.
+
+2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppexp.c (lex): Move some code to _cpp_parse_expr, but
+ keep most cases as function eval_token.
+ (eval_token): New function.
+ (_cpp_parse_expr): Read token here for improved diagnostics.
+ Don't use op_as_text. Detect bad ':' here.
+ (reduce): Don't detect bad ':' here.
+ (op_as_text): Remove.
+ * cpphash.h (_cpp_test_assertion): Change prototype.
+ * cpplib.c (_cpp_test_assertion): Change prototype.
+
+2002-04-28 Richard Henderson <rth@redhat.com>
+
+ PR c/5154
+ * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
+ (ggc_mark_rtx_children): New.
+
+2002-04-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/6496
+ * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
+ after call peepholes for UltraSPARC.
+ (call + jump 64-bit peepholes): Remove.
+
+2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ PR c/6497
+ * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
+ result as temporary value.
+
+2002-04-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/6396
+ * toplev.c (rest_of_compilation): Only run regrename and copy
+ propagation if optimizing.
+
+2002-04-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/6475
+ * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
+ register of REGNO_DECL (i).
+ * Makefile.in (reload1.o): Add $(TREE_H).
+
+2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppexp.c (lex): Update to use state.skip_eval.
+ (struct op): Remove prio and flags members.
+ (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
+ SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
+ (LEFT_ASSOC): New macro.
+ (optab): New table of operator priorities and flags.
+ (SHIFT): Update.
+ (_cpp_parse_expr): Clean up logic. Return bool. Use a
+ malloc-ed parser stack.
+ (reduce): New; reduce the operator stack.
+ (_cpp_expand_op_stack): Expand the operator stack as necessary.
+ * cpphash.h (struct op): Predeclare.
+ (struct cpp_reader): New members op_stack, op_limit.
+ (struct lexer_state): New member skip_eval.
+ (_cpp_parse_expr): Update.
+ (_cpp_expand_op_stack): New.
+ * cpplib.c (do_if): Update.
+ * cppinit.c (cpp_create_reader): Create op stack.
+ (cpp_destroy): And destroy it.
+ * cpplib.h (CPP_LAST_CPP_OP): Correct.
+ (TTYPE_TABLE): Correct.
+
+2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ PR c/6343
+ * c-decl.c (duplicate_decls): Call merge_weak.
+ * c-pragma.c (apply_pragma_weak): Warn about misuse.
+ * output.h (merge_weak): Prototype merge_weak.
+ * varasm.c (merge_weak): New function.
+ (declare_weak): Make sure we don't give an error on VAR_DECLs.
+ Mark RTL with SYMBOL_REF_WEAK.
+
+2002-04-27 Kurt Garloff <garloff@suse.de>
+
+ * tree-inline.c (inlinable_function_p): Improve heuristics
+ by using a smoother function to cut down allowable inlinable size.
+ * param.def: Add parameters max-inline-insns-single,
+ max-inline-slope, min-inline-insns that determine the exact
+ shape of the above function.
+ * param.h: Likewise.
+
+2002-04-26 Richard Henderson <rth@redhat.com>
+
+ * c-parse.in (malloced_yyss, malloced_yyvs): New.
+ (yyoverflow): Re-add. Set them.
+ (free_parser_stacks): New.
+ * c-common.h: Declare it.
+ * c-lex.c (c_common_parse_file): Call it.
+
+2002-04-26 Richard Henderson <rth@redhat.com>
+
+ * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
+ for fallthru search.
+
+2002-04-26 Eric Christopher <echristo@redhat.com>
+
+ PR optimization/3700
+ * config/mips/mips.c (mips_issue_rate): Define. New function.
+ (TARGET_SCHED_ISSUE_RATE): Use.
+
+2002-04-25 David S. Miller <davem@redhat.com>
+
+ PR target/6422
+ * reorg.c (optimize_skip): Do not allow exception causing
+ instructions to be considered for delay slots.
+ (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
+ (relax_delay_slots): Do not try to consider exception causing
+ instructions as redundant.
+
+2002-04-26 Richard Henderson <rth@redhat.com>
+
+ PR c/5225
+ * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
+
+2002-04-26 Mark Mitchell <mark@codesourcery.com>
+
+ PR bootstrap/6445
+ * config/i386/i386.md (untyped_call): Return the value in a float
+ register if TARGET_FLOAT_RETURNS_IN_80387, not just if
+ TARGET_80387.
+
+2002-04-26 Alexandre Oliva <aoliva@redhat.com>
+
+ * tree.c (tree_int_cst_lt): Compare constants whose types differ
+ in unsigned-ness correctly.
+
+2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
+ portable runtime model.
+
+2002-04-26 Richard Henderson <rth@redhat.com>
+
+ * c-parse.in (yyoverflow): Revert.
+
+2002-04-26 David Edelsohn <edelsohn@gnu.org>
+ Richard Henderson <rth@redhat.com>
+
+ * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
+ result as temporary value.
+
+2002-04-26 Richard Henderson <rth@redhat.com>
+
+ PR c/3581
+ * c-common.c (fix_string_type): Split out of ...
+ (combine_strings): ... here. Take a varray, not a tree list.
+ (c_expand_builtin_printf): Use fix_string_type.
+ * c-common.h: Update decls.
+ * c-parse.in (string): Remove. Update all uses to use STRING
+ instead, and not call combine_strings.
+ (yylexstring): New.
+ (_yylex): Use it.
+ * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
+ (build_asm_stmt): Likewise.
+ * objc/objc-act.c (my_build_string): Use fix_string_type.
+ (build_objc_string_object): Build varray for combine_strings.
+
+2002-04-26 Bo Thorsen <bo@suse.co.uk>
+
+ * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
+ x86-64.
+
+2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
+ (HAVE_NO_R_OPERAND): Remove.
+ (HAVE_VALUE): Remove.
+ (op_to_prio): Update.
+ (UNARY): Don't alter flags.
+ (_cpp_parse_expr): want_value used to indicate whether
+ a number or unary operator is expected next. Distinguish
+ unary and binary +/-.
+ (op_as_text): Update for unary operators.
+
+2002-04-25 Richard Henderson <rth@redhat.com>
+
+ PR c/2161
+ * c-parse.in (yyoverflow): New.
+
+2002-04-25 Richard Henderson <rth@redhat.com>
+
+ PR c/2098
+ * c-common.c (shorten_compare): Simplfy conditions leading to
+ the generation of a warning.
+
+2002-04-25 Richard Henderson <rth@redhat.com>
+
+ PR c/2035
+ * expmed.c (extract_bit_field): Fall through to generic code rather
+ than aborting on subreg special case.
+
+2002-04-25 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
+ for DECL being NULL.
+
+2002-04-25 Steve Christiansen <smc@us.ibm.com>
+
+ * doc/md.texi (Machine Constraints): Add IA-64 constraints.
+
+2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
+
+ * c-decl.c (grokdeclarator): Remove outdated ??? note
+ on invalid declaration of flexible array members.
+
+2002-04-25 Richard Henderson <rth@redhat.com>
+
+ * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
+
+2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_emit_epilogue): Always restore registers
+ needed by the compiler, even if they are used as global regs.
+
+2002-04-25 Matt Hiller <hiller@redhat.com>
+
+ * mips.c (mips_class_max_nregs, mips_register_move_cost): New
+ functions.
+ * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
+ of the corresponding functions.
+ * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
+ New prototypes.
+
+2002-04-25 Matt Hiller <hiller@redhat.com>
+
+ * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
+
+ (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
+ (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
+ registers, adjust comment accordingly.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
+ reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
+ DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
+ for coprocessor registers.
+ (ADDITIONAL_REGISTER_NAMES): Include
+ ALL_COP_ADDITIONAL_REGISTER_NAMES.
+
+ (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
+ COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
+ COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
+ COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
+ COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
+
+ (mips_char_to_class): Adjust comment to include coprocessor
+ constraint letters.
+
+ * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
+ New functions.
+ (mips_reg_names, mips_regno_to_class): Include coprocessor
+ information.
+ (mips_sw_reg_names): Ditto, make non-static.
+ (mips_move_1word): Handle moves to and from coprocessor registers.
+ (mips_move_2words): Handle moves to and from coprocessor
+ registers.
+ (mips_class_max_nregs, mips_register_move_cost): Handle
+ coprocessor register classes.
+ (override_options): Initialize mips_char_to_class and
+ mips_hard_regno_mode_ok properly for coprocessor registers.
+
+ * config/mips/mips.md (movdi_internal, movdi_internal2,
+ movsi_internal1, movsi_internal2): Add constraint-sets for
+ coprocessor registers.
+ * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
+ * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
+ isn't mips.
+ * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
+ * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
+ isn't mips.
+ * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
+ * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
+ isn't mips.
+ * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
+ * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
+ isn't mips.
+
+ * doc/tm.texi: Document feature.
+
+2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * integrate.c (function_attribute_inlinable_p): Simplify.
+ Check the table pointer is not NULL.
+
+2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
+
+ * doc/c-tree.texi: Fix typo in introduction.
+
+2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.h (c_common_parse_file): Update.
+ * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
+ * c-lex.c (YYDEBUG): Get from c-lex.h.
+ (c_common_parse_file): Update.
+ * c-lex.h (YYDEBUG, yydebug): New.
+ * c-parse.in (YYDEBUG): Get from c-lex.h.
+ (c_set_yydebug): Remove.
+ * c-tree.h (c_set_yydebug): Remove.
+ * langhooks-def.h (lhd_do_nothing_i): New.
+ (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
+ (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.c (lhd_do_nothing_i): New.
+ (lhd_set_yydebug): Remove.
+ * langhooks.h (struct lang_hooks): Update.
+ * toplev.c (set_yydebug): New.
+ (compile_file): Update call to parse_file hook.
+ (decode_d_option): Update.
+objc:
+ * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
+
+Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * loop.c (load_mems): Don't change the interface of called functions.
+
+ * calls.c (expand_call): Take current_function_pretend_args_size
+ into account when setting argblock for sibcalls.
+
+2002-04-24 Matt Hiller <hiller@redhat.com>
+
+ * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
+ * c-lex.c: Ditto.
+
+ * cpplex.c (skip_line_comment): Process comment one multibyte
+ character at a time rather than one char at a time, if
+ appropriate.
+ (parse_string): Process string one multibyte character at a time
+ rather than one char at a time, if appropriate.
+ * c-lex.c (lex_string): Lex and copy multibyte strings
+ appropriately.
+ * cpplib.h (cppchar_t): Change to unsigned.
+
+2002-04-24 Richard Henderson <rth@redhat.com>
+
+ PR c/3467
+ * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
+ for c99.
+
+Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (sh_va_arg): If argument was passed by reference,
+ dereference the pointer.
+
+ * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
+
+ * sh.md (divsi3_i4_media): Use match_operand for input values
+ rather than hard registers.
+ (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
+ unnecessarily through hard registers. Keep copies of pseudo
+ registers outside of the libcall sequence.
+
+ * sh.md (casesi_shift_media): Add modes.
+
+ * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
+ values in memory.
+
+2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * attribs.c (c_common_attribute_table): Move table and handlers
+ to c-common.c.
+ (format_attribute_table, lang_attribute_table,
+ lang_attribute_common): Remove.
+ (init_attributes): Replace NULL pointers with pointers to the
+ empty table.
+ (handle_packed_attribute, handle_nocommon_attribute,
+ handle_common_attribute, handle_noreturn_attribute,
+ handle_noinline_attribute, handle_always_inline_attribute,
+ handle_used_attribute, handle_unused_attribute,
+ handle_const_attribute, handle_transparent_union_attribute,
+ handle_constructor_attribute, handle_destructor_attribute,
+ handle_mode_attribute, handle_section_attribute,
+ handle_aligned_attribute, handle_weak_attribute,
+ handle_alias_attribute, handle_visibility_attribute,
+ handle_no_instrument_function_attribute, handle_malloc_attribute,
+ handle_no_limit_stack_attribute, handle_pure_attribute,
+ handle_deprecated_attribute, handle_vector_size_attribute,
+ vector_size_helper): Move to c-common.c.
+ * c-common.c (c_common_attribute_table,
+ handle_packed_attribute, handle_nocommon_attribute,
+ handle_common_attribute, handle_noreturn_attribute,
+ handle_noinline_attribute, handle_always_inline_attribute,
+ handle_used_attribute, handle_unused_attribute,
+ handle_const_attribute, handle_transparent_union_attribute,
+ handle_constructor_attribute, handle_destructor_attribute,
+ handle_mode_attribute, handle_section_attribute,
+ handle_aligned_attribute, handle_weak_attribute,
+ handle_alias_attribute, handle_visibility_attribute,
+ handle_no_instrument_function_attribute, handle_malloc_attribute,
+ handle_no_limit_stack_attribute, handle_pure_attribute,
+ handle_deprecated_attribute, handle_vector_size_attribute,
+ vector_size_helper): Move from attribs.c.
+ * c-common.h (c_common_attribute_table,
+ c_common_format_attribute_table): New.
+ * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
+ LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
+ * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
+ LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.h (struct lang_hooks): 3 new attribute hooks.
+ * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
+ * target.h: Update comment.
+ * tree.c (default_target_attribute_table): Remove.
+ * tree.h (default_target_attribute_table, format_attribute_table,
+ lang_attribute_table, lang_attribute_common): Remove.
+objc:
+ * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
+ LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
+
+2002-04-24 Jason Merrill <jason@redhat.com>
+
+ * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
+ * dwarf2out.c (dwarf_attr_name): Support it.
+ (gen_array_type_die): Emit it.
+ (lookup_type_die): No special handling for VECTOR_TYPE.
+ (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
+
+2002-04-24 Richard Henderson <rth@redhat.com>
+
+ * config/mips/mips.md (movdi_usd): Renumber.
+
+2002-04-24 David S. Miller <davem@redhat.com>
+
+ PR target/6420
+ * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
+ 32-bit SPARC and current_function_returns_struct is true.
+
+Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * loop.c (canonicalize_condition): Use gen_int_mode.
+
+2002-04-24 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h: Cleanup file. Add non individual
+ variants.
+ (vec_vaddubm): New.
+ (vec_vadduhm): New.
+ (vec_vadduwm): New.
+ (vec_vaddfp): New.
+ (vec_vaddcuw): New.
+ (vec_vaddubs): New.
+ (vec_vaddsbs): New.
+ (vec_vadduhs): New.
+ (vec_vadduws): New.
+ (vec_vaddsws): New.
+ (vec_vand): New.
+ (vec_vandc): New.
+ (vec_vavgub): New.
+ (vec_vavgsb): New.
+ (vec_vavguh): New.
+ (vec_vavgsh): New.
+ (vec_vavguw): New.
+ (vec_vavgsw): New.
+ (vec_vrfip): New.
+ (vec_vcmpbfp): New.
+ (vec_vcmpequb): New.
+ (vec_vcmpequh): New.
+ (vec_vcmpequw): New.
+ (vec_vcmpeqfp): New.
+ (vec_vcmpgefp): New.
+ (vec_vcmpgtub): New.
+ (vec_vcmpgtsb): New.
+ (vec_vcmpgtuh): New.
+ (vec_vcmpgtsh): New.
+ (vec_vcmpgtuw): New.
+ (vec_vcmpgtsw): New.
+ (vec_vcmpgtfp): New.
+ (vec_vcmpgefp): New.
+ (vec_vcfux): New.
+ (vec_vcfsx): New.
+ (vec_vctsxs): New.
+ (vec_vctuxs): New.
+ (vec_vexptefp): New.
+ (vec_vrfim): New.
+ (vec_lvx): New.
+ (vec_lvebx): New.
+ (vec_lvehx): New.
+ (vec_lde): Add vector float variant.
+ (vec_lvewx): New.
+ (vec_lvxl): New.
+ (vec_vlogefp): New.
+ (vec_vmaddfp): New.
+ (vec_vmhaddshs): New.
+ (vec_vmaxub): New.
+ (vec_vmaxsb): New.
+ (vec_vmaxuh): New.
+ (vec_vmaxsh): New.
+ (vec_vmaxuw): New.
+ (vec_vmaxsw): New.
+ (vec_vmaxsw): New.
+ (vec_vmaxfp): New.
+ (vec_vmrghb): New.
+ (vec_vmrghh): New.
+ (vec_vmrghw): New.
+ (vec_vmrglb): New.
+ (vec_vmrglh): New.
+ (vec_vmrglw): New.
+ (vec_vminub): New.
+ (vec_vminsb): New.
+ (vec_vminuh): New.
+ (vec_vminsh): New.
+ (vec_vminuw): New.
+ (vec_vminsw): New.
+ (vec_vminfp): New.
+ (vec_vmladduhm): New.
+ (vec_vmhraddshs): New.
+ (vec_msumubm): New.
+ (vec_vmsummbm): New.
+ (vec_vmsumuhm): New.
+ (vec_vmsumshm): New.
+ (vec_vmsumuhs): New.
+ (vec_vmsumshs): New.
+ (vec_vmuleub): New.
+ (vec_vmulesb): New.
+ (vec_vmuleuh): New.
+ (vec_vmulesh): New.
+ (vec_vmuloub): New.
+ (vec_mulosb): New.
+ (vec_vmulouh): New.
+ (vec_vmulosh): New.
+ (vec_vnmsubfp): New.
+ (vec_vnor): New.
+ (vec_vor): New.
+ (vec_vpkuhum): New.
+ (vec_vpkuwum): New.
+ (vec_vpkpx): New.
+ (vec_vpkuhus): New.
+ (vec_vpkshss): New.
+ (vec_vpkuwus): New.
+ (vec_vpkswss): New.
+ (vec_vpkshus): New.
+ (vec_vpkswus): New.
+ (vec_vperm): New.
+ (vec_vrefp): New.
+ (vec_vrlb): New.
+ (vec_vrlh): New.
+ (vec_vrlw): New.
+ (vec_vrfin): New.
+ (vec_vrsqrtefp): New.
+ (vec_vsel): New.
+ (vec_vslb): New.
+ (vec_vslh): New.
+ (vec_vslw): New.
+ (vec_vsldoi): New.
+ (vec_vsl): New.
+ (vec_vslo): New.
+ (vec_vspltb): New.
+ (vec_vsplth): New.
+ (vec_vspltw): New.
+ (vec_vspltisb): New.
+ (vec_vspltish): New.
+ (vec_vspltisw): New.
+ (vec_vsrb): New.
+ (vec_vsrh): New.
+ (vec_vsrw): New.
+ (vec_vsrab): New.
+ (vec_vsrah): New.
+ (vec_vsraw): New.
+ (vec_vsr): New.
+ (vec_vsro): New.
+ (vec_stvx): New.
+ (vec_stvebx): New.
+ (vec_stvehx): New.
+ (vec_stvewx): New.
+ (vec_stvxl): New.
+ (vec_vsububm): New.
+ (vec_vsubuhm): New.
+ (vec_vsubuwm): New.
+ (vec_vsubfp): New.
+ (vec_vsubcuw): New.
+ (vec_vsububs): New.
+ (vec_vsubsbs): New.
+ (vec_vsubuhs): New.
+ (vec_vsubshs): New.
+ (vec_vsubuws): New.
+ (vec_vsubsws): New.
+ (vec_vsum4ubs): New.
+ (vec_vsum4sbs): New.
+ (vec_vsum4shs): New.
+ (vec_vsum2sws): New.
+ (vec_vsumsws): New.
+ (vec_vrfiz): New.
+ (vec_vupkhsb): New.
+ (vec_vupkhpx): New.
+ (vec_vupkhsh): New.
+ (vec_vupklsb): New.
+ (vec_vupklpx): New.
+ (vec_vupklsh): New.
+ (vec_vxor): New.
+
+2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
+
+ PR c/5430
+ * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
+ added literals from substracted literals.
+ (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
+ (fold) [associate]: Preserve MINUS_EXPR if needed.
+
+2002-04-23 Zack Weinberg <zack@codesourcery.com>
+
+ * doc/install.texi: Clarify which versions of alpha*-dec-osf*
+ are obsoleted.
+
+2002-04-23 Tom Tromey <tromey@redhat.com>
+
+ * gcc.c: Added --resource. For PR java/6314.
+
+2002-04-23 David O'Brien <obrien@FreeBSD.org>
+
+ * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
+ * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
+ these libraries.
+
+2002-04-23 David O'Brien <obrien@FreeBSD.org>
+
+ * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
+
+Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
+ workaround.
+ (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
+ (ix86_expand_clrstr): Fix typo.
+ * loop.c (gen_load_of_final_value): New.
+ (loop_givs_rescan, strength_reduce, check_dbra_loop):
+ Use it.
+
+2002-04-23 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (builtin_memset_gen_str): New function.
+ (expand_builtin_memset): Optimize the case of constant length, but
+ unknown value.
+
+2002-04-23 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h (vec_step): Remove extraneous
+ parentheses.
+ (vec_ctu): Cast return.
+
+2002-04-23 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/6413
+ * function.h: (struct function): Add profile_label_no field.
+ (current_function_profile_label_no): Define.
+ * function.c: (profile_label_no): New static var.
+ (expand_function_start): Increment it, and copy to
+ current_function_profile_label_no.
+ * output.h (profile_label_no): Delete.
+ * final.c (profile_label_no): Delete.
+ (profile_function): Use current_function_profile_label_no.
+ (final_end_function): Don't increment profile_label_no here.
+ * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
+ profile_label_no with current_function_profile_label_no.
+ * config/pa/pa.c (current_function_number): Delete.
+ (pa_output_function_prologue): Don't output profile label here.
+ (hppa_profile_hook): Use label_no param rather than
+ current_function_number.
+ (FUNC_BEGIN_PROLOG_LABEL): Move to ..
+ * config/pa/pa.h: .. here.
+ (FUNCTION_PROFILER): Output profile label here.
+
+2002-04-22 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
+ patch of 2002-04-09 due to binutils issues.
+ (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
+
+2002-04-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
+ constraint to 'o' for m=r and r=m alternatives.
+ ("*movv8hi_internal1"): Same.
+ ("*movv16qi_internal1"): Same.
+ ("*movv4sf_internal1"): Same.
+
+2002-04-22 Janis Johnson <janis187@us.ibm.com>
+
+ * rtl.h (RTX_FLAG): New macro.
+ * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
+ * final.c (alter_subreg): Use macro to access rtx flag.
+ * integrate.c (copy_rtx_and_substitute): Use new access macro.
+ * print-rtl.c (print_rtx): Use new access macro.
+
+ * cse.c (insert): Check rtx code before accessing flag.
+
+ * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
+ ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
+ (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
+ convert_const_symbol_ref, make_canonical, make_alternative_compare,
+ evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
+ simplify_test_exp, optimize_attrs, simplify_by_exploding,
+ find_and_mark_used_attributes, unmark_used_attributes,
+ add_values_to_cover, simplify_with_current_value,
+ simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
+ copy_rtx_unchanging, main): Use new access macros.
+
+2002-04-22 Tom Rix <trix@redhat.com>
+
+ * expmed.c (init_expmed): Generate shifted constant once.
+
+2002-04-22 Zack Weinberg <zack@codesourcery.com>
+
+ * c-lex.c (lex_charconst): Call convert to get constant in
+ proper type; don't just smash the type field.
+ Fixes PR c/6300.
+
+ * config.gcc: Add list of obsolete configurations. Disallow
+ building these without --enable-obsolete.
+ * doc/install.texi: Document --enable-obsolete and obsoletion
+ policy. Mention obsoletion of individual targets in
+ appropriate places.
+
+2002-04-22 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
+
+2002-04-22 Mark Mitchell <mark@codesourcery.com>
+
+ PR f/6138.
+ * function.c (fixup_memory_subreg): Add promoted_mode parameter.
+ (walk_fixup_memory_subreg): Likewise.
+ (fixup_var_refs_insn): Adjust accordingly.
+ (fixup_var_refs_1): Likewise.
+
+2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
+ LIBPATH_ARCH64_SPEC): Define.
+ (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
+ (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
+ (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
+ (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
+
+2002-04-22 Joel Sherrill <joel@OARcorp.com>
+
+ * gthr-rtems.h: Correct prototypes to remove warnings.
+
+2002-04-22 Richard Henderson <rth@redhat.com>
+
+ PR c/6344
+ * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
+
+ * gcse.c (free_insn_expr_list_list): New.
+ (clear_modify_mem_tables): Use it. Fix bit set usage.
+ (canon_list_insert): Use EXPR_LISTs for expressions.
+ (record_last_mem_set_info): Factor BLOCK_NUM (insn).
+
+2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
+ file change and include code to _cpp_pop_buffer.
+ * cpphash.h (struct pending_option): Predeclare.
+ (struct cpp_reader): New member next_include_file.
+ (_cpp_pop_file_buffer): Update.
+ (_cpp_push_next_buffer): Update, rename.
+ * cppinit.c (cpp_destroy): Free include chain and pending here.
+ (cpp_finish_options): Simplify.
+ (_cpp_push_next_buffer): Rename and clean up.
+ * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
+ Clarify.
+ * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
+
+2002-04-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h (vec_xor): Add variant for both args
+ being vector signed int.
+ (vec_andc): Same.
+ (vec_xor): Add variant for both args being vector signed char.
+ Remove redundant variant.
+ (vec_andc): Same.
+
+2002-04-21 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
+ compare mode in output RTL.
+
+2002-04-22 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Correct
+ style and formatting of previous patch.
+
+2002-04-22 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Always clear
+ flag_pic for ABI_AIX.
+
+2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
+ * cppfiles.c (read_include_file): Similarly.
+ * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
+ uxstrdup ustrchr, ufputs): Similarly.
+ * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
+ * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
+ cpp_ideq, parse_identifier, parse_number): Similarly.
+ * cpplib.c (struct directive, dequote_string, D, run_directive,
+ cpp_push_buffer): Similarly.
+ * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
+ _cpp_create_definition, check_trad_stringification,
+ cpp_macro_definition): Similarly.
+
+2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppmacro.c (funlike_invocation_p): Don't step back
+ over CPP_EOF.
+
+2002-04-21 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (output_profile_hook): Do not increment
+ labelno.
+
+2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/invoke.texi: Remove Chill references.
+ * doc/gcc.texi: Update last modified date.
+
+2002-04-20 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
+ push and pop. Replace add.l with add.w.
+
+2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
+
+ * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
+ multiply instructions for H8/300H case.
+
+2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
+
+ * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
+ Bum three instructions from each routine.
+
+2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in: Update.
+ * decl.c (push_c_function_context, pop_c_function_context,
+ mark_c_function_context): Rename for consistency.
+ * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
+ * c-tree.h (push_c_function_context, pop_c_function_context,
+ mark_c_function_context): Rename for consistency.
+ * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
+ * function.c (init_lang_status, save_lang_status,
+ restore_lang_status, mark_lang_status, free_lang_status):
+ Move to langhooks.h.
+ (push_function_context_to, pop_function_context_from,
+ free_after_parsing, prepare_function_start, ggc_mark_struct_function):
+ Update.
+ * function.h (init_lang_status, save_lang_status,
+ restore_lang_status, mark_lang_status, free_lang_status):
+ Move to langhooks.h.
+ * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
+ LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
+ LANG_HOOKS_FUNCTION_INITIALIZER): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ (lhd_do_nothing_f): New.
+ * langhooks.h (struct lang_hooks_for_functions): New.
+ (struct lang_hooks): New hooks.
+ * langhooks.c (lhd_do_nothing_f): New.
+objc:
+ * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
+
+2002-04-19 David S. Miller <davem@redhat.com>
+
+ * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
+ * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
+
+2002-04-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/3756
+ * config/i386/i386.c (ix86_expand_int_movcc): Optimize
+ x = ((int) y < 0) ? cst1 : cst2.
+
+2002-04-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/6358
+ * function.c: Reapply patch for c/6358.
+ (expand_function_end): Copy decl_rtl's mode, not
+ current_function_return_rtx mode.
+
+2002-04-19 Joel Sherrill <joel@OARcorp.com>
+
+ * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
+ targets.
+
+2002-04-19 Tom Tromey <tromey@redhat.com>
+
+ * doc/install.texi (Specific): Update status of Solaris 2.8.
+ For PR libgcj/6158.
+
+2002-04-19 Andreas Schwab <schwab@suse.de>
+
+ * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
+ (PUT_REAL): Restore old definition.
+
+2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
+ Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
+ binutils 2.11.2 and higher generate smaller binaries than Sun's
+ native tools.
+
+2002-04-19 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/6352
+ * toplev.c (rest_of_compilation): Do not defer functions for which
+ TREE_SYMBOL_REFERENCED has already been set.
+
+Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (movsi_1, movhi_1): Force reload to use more flexible
+ alternative.
+
+2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * builtins.c: Include langhooks.h.
+ (lang_type_promotes_to): Remove.
+ (expand_builtin_va_arg): Use new hook.
+ * c-common.c (c_common_nodes_and_builtins): Don't set hook.
+ (simple_type_promotes_to): Move to c-typeck.c.
+ * c-common.h (simple_type_promotes_to): Remove.
+ * c-decl.c (duplicate_decls, grokdeclarator): Update.
+ * c-format.c: Include langhooks.h.
+ (check_format_types): Update.
+ * c-tree.h (c_type_promotes_to): New.
+ * c-typeck.c (c_type_promotes_to): Move from c-common.c.
+ (type_lists_compatible_p): Update.
+ * langhooks-def.h (lhd_type_promotes_to): New.
+ (LANG_HOOKS_TYPE_PROMOTES_TO): New.
+ (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
+ * langhooks.c (lhd_type_promotes_to): New.
+ * langhooks.h (struct lang_hooks_for_types): New hook.
+ * tree.h (lang_type_promotes_to): Remove.
+objc:
+ * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
+
+2002-04-18 Richard Henderson <rth@redhat.com>
+
+ * function.c: Revert patch for c/6358.
+
+2002-04-18 Richard Henderson <rth@redhat.com>
+
+ * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
+ blocks. Handle multiple references to the TRAP block. Handle
+ non-adjacent THEN and OTHER blocks.
+
+2002-04-18 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
+ crash with no type for by-mode libcalls.
+
+ * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
+
+2002-04-18 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
+ __xtensa_nonlocal_goto): Use a syscall instructions to flush
+ the register windows.
+
+2002-04-18 Zack Weinberg <zack@codesourcery.com>
+
+ * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
+ appropriate. Document need for extended precision even when
+ MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
+ based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
+ REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
+ instead of relying on later syntax error when REAL_WIDTH > 5.
+ * real.c: Define NE based only on whether or not we have a
+ full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
+ Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
+ define GET_REAL and PUT_REAL as simple memcpy operations; no
+ need to byteswap or round.
+ Use #error instead of #ifdef-ing out the entire file, for
+ prompt error detection.
+
+ * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
+
+2002-04-18 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.h (BRANCH_COST): Define.
+
+ * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
+ does it.
+
+2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * flow.c (update_life_info): Ignore return value of cleanup_cfg.
+ Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
+ propagate_block calls after relaxation loop using new variable
+ stabilized_prop_flags.
+
+2002-04-18 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
+ (ia64_va_arg): Expect variable sized types by reference.
+ * config/ia64/ia64-protos.h: Update.
+ * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
+ ia64_function_arg_pass_by_reference.
+
+2002-04-18 Richard Henderson <rth@redhat.com>
+
+ * ifcvt.c: Include except.h.
+ (block_has_only_trap): Break out from find_cond_trap.
+ (find_cond_trap): Use it. Always delete the trap block.
+ (merge_if_block): Allow then block null. Be less simplistic about
+ what insns can end a block.
+ * Makefile.in (ifcvt.o): Depend on except.h.
+
+ * config/ia64/ia64.md (trap, conditional_trap): New.
+
+2002-04-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/6358
+ * function.c (assign_parms): Assign hard current_function_return_rtx
+ register here...
+ (expand_function_end): ...not here.
+
+2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
+ * c-tree.h (c_incomplete_type_error): New.
+ * c-typeck.c (require_complete_type, build_component_ref): Update.
+ (incomplete_type_error): Rename.
+ * langhooks-def.h (lhd_incomplete_type_error): New.
+ (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
+ (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
+ * langhooks.c (lhd_incomplete_type_error): New.
+ * langhooks.h (struct lang_hooks_for_types): New hook.
+ * tree.c (size_in_bytes): Use new hook.
+ * tree.h (incomplete_type_error): Remove.
+objc:
+ * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
+
+2002-04-18 Zack Weinberg <zack@codesourcery.com>
+
+ * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
+ TARGET_FLOAT_FORMAT blocks.
+
+2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Downloading the source): Do not mention Chill
+ any longer, but mention Ada.
+ (Configuration): Do not mention Chill any longer.
+
+2002-04-18 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.h (TARGET_VERSION): Remove local version number.
+
+Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
+ in last patch.
+
+2002-04-18 Jakub Jelinek <jakub@redhat.com>
+
+ * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
+ instead of unsigned_type.
+
+Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
+ * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
+ later.
+
+2002-04-18 Bernd Schmidt <bernds@redhat.com>
+
+ * attribs.c (vector_type_node_list): New static variable.
+ (handle_vector_size_attribute): Use it to avoid generating a
+ new type node each time we are called.
+
+ * combine.c (subst): Avoid trying to make a vector mode subreg of
+ an integer constant.
+ (gen_lowpart_for_combine): Likewise.
+
+2002-04-18 Roger Sayle <roger@eyesopen.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
+ for integer constant c (if x has unsigned type or sign bit is not
+ set in c). This folds the zero/sign extension into the bit-wise and
+ operation.
+
+2002-04-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/6205
+ * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
+ otherwise xorps.
+
+2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
+
+ * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
+
+2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * gcc.c (read_specs): Detect and fail if an attempt is made to
+ rename a spec string to an already existing string.
+
+2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (legitimize_pic_address): Do not generate
+ illegal address constant without CONST.
+
+2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
+ * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
+
+2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR optimization/6305
+ * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
+ to make sure previous reloads are taken into account. Generate
+ better code if one operand is an in-range immediate constant.
+
+2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
+
+ * doc/install.texi (Building): libgcj requires GNU make.
+
+2002-04-17 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/6315
+ * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
+ even if hard quad and register is not floating.
+ (movtf reg<-mem split): Disallow splitting if hard quad and
+ register is floating.
+ (movtf mem<-reg split): Likewise.
+ * config/sparc/sparc.c (fp_register_operand): New predicate.
+ * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
+
+2002-04-17 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (PROTO_OBJS): Add cppdefault.o.
+ (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
+ (unprotoize.o): Ditto. Build from protoize.c. Define
+ UNPROTOIZE on command line.
+ * protoize.c: Include cppdefault.h. Delete include_defaults.
+ (in_system_include_dir): Use cpp_include_defaults (defined in
+ cppdefault.o).
+ * unprotoize.c: Delete file.
+
+2002-04-17 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h (vec_ld): Add array variants.
+ (vec_lde): Same.
+ (vec_ldl): Same.
+
+2002-04-17 Alan Matsuoka <alanm@redhat.com>
+ Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h: Define __ALTIVEC__.
+ (bool): New.
+ (__pixel): New.
+ (pixel): New.
+ (vec_cfux): New.
+ (vec_vmaddfp): New.
+ (vec_vsldoi): New.
+ Add parentheses to all macro arguments.
+
+2002-04-16 Richard Henderson <rth@redhat.com>
+
+ PR c++/6320
+ * except.c (remove_eh_handler): Insert inner regions at beginning
+ of sibling chain. Refactor expressions.
+
+2002-04-16 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
+ * config/sparc/sol2-gas-bi.h: New file.
+ * config.gcc (sparc*-solaris): Add it as needed.
+ * configure.in (AS_SPARC64_FLAG): Remove check.
+ * config.in, configure: Regenerate.
+
+ * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
+
+2002-04-16 Richard Henderson <rth@redhat.com>
+
+ * config/mips/mips.c (override_options): Don't override N32 for
+ a 64-bit ISA.
+
+ PR 6202
+ * config/mips/mips.md (can_delay): Split out of existing define_delays.
+ (HILO_delay): Set can_delay false.
+
+2002-04-16 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
+ instruction addresses.
+ (rs6000_output_function_epilogue): Likewise.
+
+2002-04-16 Paolo Carlini <pcarlini@unitus.it>
+
+ * c-parse.in (poplevel, compstmt_start,
+ compstmt_primary_start): Add ending ';', in accordance
+ with POSIX.
+
+2002-04-16 Richard Henderson <rth@redhat.com>
+
+ * config.gcc (sparcv9-solaris): Configure for 64-bit default.
+ Adjust tm_file order to get TARGET_DEFAULT set properly.
+ (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
+ * doc/install.texi (sparc-solaris): Update.
+
+2002-04-16 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
+ comparison operands do not match each other or if modes of
+ conditions do not match result.
+
+2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
+
+ PR target/6305
+ * config/s390/s390.md (mulsidi3): Set both subregs of the
+ multiword register.
+
+2002-04-16 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h (vec_addc): Type check.
+
+2002-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/6279
+ * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
+
+ * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
+
+2002-04-15 Richard Henderson <rth@redhat.com>
+
+ * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
+ call_really_used_regs too.
+
+2002-04-15 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
+
+2002-04-15 David S. Miller <davem@redhat.com>
+
+ * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
+ as being CLOBBERed.
+
+2002-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/6290
+ * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
+ CONST_VECTOR is { 0, ... 0 }.
+
+2002-04-15 Loren J. Rittle <ljrittle@acm.org>
+
+ * doc/install.texi (Installing GCC: Configuration): Clarify
+ the only supported ways to configure gcc.
+
+2002-04-15 Roland McGrath <roland@frob.com>
+
+ * config.gcc (alpha*-*-gnu*): New target configuration.
+ * config/alpha/gnu.h: New file for it.
+ * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
+
+2002-04-16 Mark Mitchell <mark@codesourcery.com>
+
+ * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
+ * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
+ * tree.h (expand_start_stmt_expr): Update prototype.
+ * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
+ * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
+ on the STMT_EXPR created for the inline function.
+
+2002-04-15 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
+ config/i386/linux-aout.h, config/i386/linux-oldld.h,
+ config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
+ config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
+ config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
+ config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
+ config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
+ Define __gnu_linux__, not gnu_linux.
+ * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
+
+2002-04-15 Mark Mitchell <mark@codesourcery.com>
+
+ Remove Chill front end.
+ * gcc.c (default_compilers): Remove Chill entries.
+ * ch: Remove directory.
+ * doc/frontends.texi: Remove information about Chill.
+ * doc/sourcebuild.texi: Likewise.
+ * doc/standards.texi: Likewise.
+
+2002-04-15 Douglas B Rupp <rupp@gnat.com>
+
+ * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
+ (LONGLONG_STANDALONE): Define.
+
+2002-04-15 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
+ Call emit_library_call with LCT_NORMAL.
+ (sparc_initialize_trampoline): Use LCT_foo instead of
+ magic constant in emit_library_call invocations.
+ (sparc64_initialize_trampoline): Likewise.
+ (sparc_profile_hook): Likewise.
+ * config/sparc/sparc.md: Likewise.
+
+ * config/sparc/sparc.c (sparc_extra_constraint_check):
+ Fix type of argument 'c'.
+ * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
+ Likewise.
+
+2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
+
+ * diagnostic.h (output_buffer_state): Redefine.
+ (output_format_decoder): New macro.
+ (output_prefixing_rule): Likewise.
+ (output_line_cutoff): Likewise.
+ (diagnostic_format_decoder): Adjust.
+ (diagnostic_prefixing_rule): Likewise.
+ (diagnostic_line_cutoff): Likewise.
+ (diagnostic_state): Likewise.
+ (diagnostic_kind_count): Likewise.
+ (diagnostic_buffer): Now a macro.
+
+ * diagnostic.c (diagnostic_buffer): Remove definition.
+ (output_is_line_wrapping): Adjust.
+ (set_real_maximum_length): Likewise.
+ (output_set_maximum_length): Likewise.
+ (init_output_buffer): Likewise.
+ (lhd_print_error_function): Likewise.
+ (output_do_verbatim): Likewise.
+
+2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpperror.c (print_location): Don't print include chain
+ if line == 0.
+ (cpp_begin_message): Update to use DL_ macros.
+ (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
+ cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
+ cpp_notice, cpp_notice_from_errno): Remove.
+ (cpp_error, cpp_error_with_line): Update to take a diagnostic
+ level.
+ (cpp_errno): New.
+ * cppexp.c (CPP_ICE): Remove.
+ (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
+ lex, integer_overflow, _cpp_parse_expr): Update.
+ * cppfiles.c (read_include_file, find_include_file,
+ handle_missing_header, _cpp_read_file, remap_filename): Update.
+ * cpphash.h (enum error_type): Remove.
+ (_cpp_begin_message): Update.
+ * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
+ cpp_handle_option, cpp_post_options): Update.
+ * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
+ skip_whitespace, parse_identifier, parse_slow, parse_string,
+ _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
+ cpp_interpret_charconst): Update.
+ * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
+ lex_macro_node, do_undef, glue_header_name, parse_include,
+ do_include_common, read_flag, do_line, do_linemarker, do_ident,
+ cpp_register_pragma, do_pragma_once, do_pragma_system_header,
+ do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
+ do_elif, do_endif, parse_answer, parse_assertion, do_assert,
+ _cpp_pop_buffer, do_diagnostic): Update.
+ * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
+ DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
+ (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
+ cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
+ cpp_notice, cpp_notice_from_errno): Remove.
+ (cpp_error, cpp_error_with_line): Update to take a diagnostic
+ level.
+ (cpp_errno): New.
+ * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
+ collect_args, enter_macro_context, save_parameter, parse_params,
+ _cpp_create_definition, check_trad_stringification,
+ cpp_macro_definition): Update.
+ * cppmain.c (cpp_preprocess_file): Update.
+ * fix-header.c (read_scan_file): Update.
+
+2002-04-14 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
+
+2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
+
+ * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
+
+2002-04-13 Mark Mitchell <mark@codesourcery.com>
+
+ * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
+ not gnu_hurd.
+
+2002-04-13 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
+
+2002-04-13 Joel Sherrill <joel@OARcorp.com>
+
+ * config/sparc/t-elf: Enable v8 multilibs. Impacts
+ sparc-elf and sparc-rtems targets.
+
+2002-04-13 Mark Mitchell <mark@codesourcery.com>
+
+ * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
+ defined, and __gnu_hurd__ wherever __GNU__ is defined.
+ * arm/linux-elf.h: Likewise.
+ * cris/aout.h: Likewise.
+ * cris/linux.h: Likewise.
+ * i370/linux.h: Likewise.
+ * i386/gnu.h: Likewise.
+ * i386/linux-aout.h: Likewise.
+ * i386/linux-oldld.h: Likewise.
+ * i386/linux.h: Likewise.
+ * i386/linux64.h: Likewise.
+ * ia64/linux.h: Likewise.
+ * m68k/linux-aout.h: Likewise.
+ * m68k/linux.h: Likewise.
+ * mips/linux.h: Likewise.
+ * pa/pa-linux.h: Likewise.
+ * pj/linux.h: Likewise.
+ * rs6000/sysv4.h: Likewise.
+ * s390/linux.h: Likewise.
+ * sh/linux.h: Likewise.
+ * sparc/linux-aout.h: Likewise.
+ * sparc/linux.h: Likewise.
+ * sparc/linux64.h: Likewise.
+ * xtensa/linux.h: Likewise.
+
+2002-04-13 Richard Sandiford <rsandifo@redhat.com>
+
+ * stmt.c (check_unique_operand_names): Expect operand names to
+ be strings rather than identifiers. Use simple_cst_equal to
+ compare them.
+ (resolve_operand_name_1): Make same identifier to string change here.
+ * c-parse.in (asm_operand): Convert a named operand into a string.
+ * cp/parse.y (asm_operand): Likewise.
+
+2002-04-13 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
+
+2002-04-12 Mark Mitchell <mark@codesourcery.com>
+
+ Revert these changes:
+
+ 2002-04-06 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/5571
+ * stor-layout.c (layout_decl): Reset the RTL for the decl.
+
+2002-04-12 Richard Henderson <rth@redhat.com>
+
+ * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
+ (sparc*-*-solaris): Clean up header files.
+ * configure.in (AS_SPARC64_FLAG): Error out if can't find it
+ and plan on generating 64-bit code.
+ * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
+ * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
+ * config/sparc/sol2-sld-64.h: Rename ...
+ * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
+ for AS_SPARC64_FLAG not defined.
+ * config/sparc/sol2-gld-bi.h: New.
+ * config/sparc/sol2-sld.h: Remove.
+ * config/sparc/sol26-sld.h: New.
+ * config/sparc/sol2.h: Tidy comments.
+ * doc/install.texi: Document sparc-solaris configury changes.
+
+2002-04-12 Richard Henderson <rth@redhat.com>
+
+ * recog.c (offsettable_address_p): Match the logic in adjust_address.
+
+ * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
+ in 64-bit mode only. Use only for 32-bit or MEDLOW.
+
+2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
+
+Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
+
+ * pa.c (pa_can_combine_p): Call extract_insn before calling
+ constrain_operands.
+
+2002-04-12 Douglas B Rupp <rupp@gnat.com>
+
+ * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
+ (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
+ (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
+ (CPP_PREDEFINES): Handle __declspec.
+ * config/i386/t-interix (USER_H): Remove.
+
+2002-04-12 DJ Delorie <dj@redhat.com>
+
+ * integrate.c (compare_blocks): Make comparisons safe for when
+ sizeof(int) < sizeof(char *).
+ (find_block): Likewise.
+
+2002-04-12 Jan Hubicka <jh@suse.cz>
+ David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
+ registers.
+ (symbol_ref_operand): New.
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
+ * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
+
+2002-04-12 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
+ * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
+ overrides the definition in config/svr4.h.
+
+2002-04-12 Eric Norum <eric.norum@usask.ca>
+
+ * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
+ config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
+ config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
+ config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
+ config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
+ config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
+ config/v850/rtems.h (*-rtems*): Cleanup pass to move common
+ definitions to config/rtems.h and make the targets more similar.
+
+Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_assigment): Remove duplicate conversions #ifdef
+ POINTERS_EXTEND_UNSIGNED.
+ (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
+ (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
+
+ * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
+ not specified.
+
+Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
+ depends on TARGET_SHMEDIA, not TARGET_SH5.
+
+2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
+ For paradoxical (subreg VAR), replace VAR, don't try the subreg.
+
+Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (broken_move): Constant 0. / 1. load is OK if there is
+ no r0 clobber.
+
+2002-04-12 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
+
+2002-04-12 Richard Henderson <rth@redhat.com>
+
+ PR bootstrap/4191
+ * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
+
+ * flow.c (mark_used_reg): Manage reg_cond_dead properly for
+ modes spanning multiple hard regs.
+
+ * recog.c (peephole2_optimize): Rebuild jump labels as needed.
+
+2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (pa_output_function_prologue): Don't accumulate the total
+ number of code bytes when using TARGET_64BIT, or gas, SOM and not
+ the portable runtime.
+ (output_deferred_plabels): Handle 64bit plabels.
+ (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
+ generating pic code using the GAS assembler for object formats that
+ are not SOM (ie., ELF32 and ELF64).
+ (output_millicode_call): Check attribute type if attribute length is 28.
+ Likewise use $PIC_pcrel$0. Only call get_attr_length and
+ dbr_sequence_length once.
+ (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
+ dbr_sequence_length once.
+ * pa.h (TARGET_SOM): Define if not defined.
+ * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
+ with GAS and not SOM.
+ (jump, call_internal_reg, call_value_internal_reg): Likewise.
+ * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
+
+2002-04-11 David O'Brien <obrien@FreeBSD.org>
+
+ * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
+ (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
+ (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
+ DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
+ elfos.h and dbxelf.h values are fine now.
+ * config/i386/freebsd.h, config/alpha/freebsd.h
+ (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
+
+2002-04-11 David O'Brien <obrien@FreeBSD.org>
+
+ * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
+ or set Acpu or Amachine. Reformat.
+ (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
+ define.
+ (LINK_SPEC): Do not need to undef.
+ * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
+ * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
+ (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
+ define.
+ * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
+ (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
+ (LINK_SPEC): Do not need to undef.
+ (DONT_USE_BUILTIN_SETJMP): Do not define.
+ * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
+ (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
+ (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
+ Remove trailing spaces.
+ * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
+ __ELF__, or set Acpu or Amachine. Reformat.
+ (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
+ define.
+
+2002-04-11 David O'Brien <obrien@FreeBSD.org>
+
+ * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
+ all other *-*-freebsd* targets.
+
+2002-04-11 Richard Henderson <rth@redhat.com>
+
+ * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
+
+2002-04-11 David O'Brien <obrien@FreeBSD.org>
+
+ * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
+ Include {cpu}/{cpu}.h thru tm_file.
+ (alpha*-*-linux*ecoff): Remove target.
+ * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
+ (LINK_SPEC): Remove, is not OS independent.
+ * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
+ (LINK_SPEC): Do not need to #undef any longer.
+ * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
+ any longer.
+ * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
+ __ELF__.
+ (LINK_SPEC): Moved here from alpha/elf.h.
+ * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
+ SUB_CPP_PREDEFINES.
+ * config/alpha/linux-ecoff.h: Remove.
+ * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
+ (CPP_SPEC): Define _POSIX_SOURCE as needed.
+ (CPP_SUBTARGET_SPEC): Do not define.
+ (LINK_SPEC): Do not need to #undef any longer.
+ * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
+ * config/alpha/vms.h: Likewise.
+
+2002-04-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/extend.texi: Remove old claim that typedefs cannot have
+ an alignment attribute.
+
+2002-04-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/6177
+ * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
+ bitpos is 0 and bitsize CONCAT size.
+
+2002-04-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/6223
+ * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
+
+2002-04-10 David O'Brien <obrien@FreeBSD.org>
+
+ * config/alpha/freebsd.h: Minor reformatting.
+ (CPP_SPEC): Define ELF and add cpp_subtarget.
+ (ASM_SPEC): No longer needed.
+
+2002-04-11 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
+ (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
+ (dimode mem/zero splitter): New.
+
+2002-04-11 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.c (cris_override_options): Tweak error message
+ for PIC not implemented.
+
+ * config/cris/cris.h: Tweak comments related to parameter-passing.
+
+ * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
+
+2002-04-10 Richard Henderson <rth@redhat.com>
+
+ * except.c (add_ehl_entry): Allow duplicates after landing pad
+ creation.
+
+2002-04-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
+
+2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
+
+ * c-decl.c (c_init_decl_processing): Move generation of
+ decls for g77_integer_type_node and friends from here ...
+ * c-common.c (c_common_nodes_and_builtins): ... to here.
+
+2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
+ is only used as frame pointer when frame_pointer_needed is true.
+
+2002-04-10 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/817
+ * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
+ for the fact that the pool entry uses two words.
+ (movdf_hard_insn): Similarly. Also, ADR instruction can span
+ 1k bytes.
+ (movdf_soft_insn): Similarly.
+ (movxf_hard_insn): Adjust neg_pool_range attribute to allow
+ for the fact that the pool entry uses three words.
+
+2002-04-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_va_arg): When using the struct version
+ of the EABI va_list, allow arguments in the register save area to
+ take up less room than a stack argument.
+
+2002-04-10 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
+ if EXPAND_INITIALIZER.
+
+2002-04-09 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (movdi_er_maybe_g): New.
+ * config/alpha/alpha.c (alpha_expand_mov): Use it.
+
+2002-04-10 Alan Modra <amodra@bigpond.net.au>
+
+ PR optimization/6233
+ * rtlanal.c (pure_call_p): New function.
+ * rtl.h (pure_call_p): Declare.
+ * loop.c (prescan_loop): Use it to set has_nonconst_call.
+ * gcse.c (store_killed_in_insn): Use pure_call_p here too.
+
+2002-04-09 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
+ information to .comm directive.
+
+2002-04-09 Richard Henderson <rth@redhat.com>
+
+ PR c/5078
+ * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
+
+2002-04-09 Richard Henderson <rth@redhat.com>
+
+ * basic-block.h (flow_delete_block_noexpunge): Declare.
+ (expunge_block_nocompact): Declare.
+ * cfg.c (expunge_block_nocompact): Split out from ...
+ (expunge_block): ... here.
+ * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
+ (flow_delete_block_noexpunge): Split out from ...
+ (flow_delete_block): ... here.
+ * cfgcleanup.c (delete_unreachable_blocks): Compact while
+ removing dead blocks.
+ * except.c (exception_handler_labels): Remove.
+ (exception_handler_label_map): New.
+ (struct eh_region): Add aka member.
+ (mark_ehl_map_entry, mark_ehl_map, free_region): New.
+ (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
+ (for_each_eh_label, for_each_eh_label_1): New.
+ (init_eh): Register exception_handler_label_map.
+ (free_eh_status): Use free_region.
+ (find_exception_handler_labels): Use the map, not the list.
+ (remove_exception_handler_label): Likewise.
+ (maybe_remove_eh_handler): Likewise.
+ (remove_eh_handler): Use the region aka bitmap.
+ * except.h (exception_handler_labels): Remove.
+ (for_each_eh_label): Declare.
+ * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
+ * loop.c (invalidate_loops_containing_label): New.
+ (find_and_verify_loops): Use it. Use for_each_eh_label.
+ * sched-rgn.c (is_cfg_nonregular): Use
+ current_function_has_exception_handlers.
+
+2002-04-09 Richard Henderson <rth@redhat.com>
+
+ * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
+ sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
+ Do not return changed status.
+ (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
+ sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
+ New functions that do return changed status.
+ * sbitmap.h: Update decls.
+ * gcse.c, lcm.c: Use _cg functions as needed.
+
+Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
+ (sh64-*-elf*, sh-*-rtemself*): Likewise.
+ * config/sh/embed_bb.c: New file.
+ * config/sh/embed-elf.h: New file.
+ * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
+ if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
+ (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
+ __PTRDIFF_TYPE__ .
+ (SUBTARGET_CPP_PTR_SPEC): Don't define.
+ (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
+ Add subtarget_asm_endian_spec.
+ (ASM_SPEC): Use subtarget_asm_endian_spec.
+ (SUBTARGET_ASM_ENDIAN_SPEC): Define.
+ (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
+ (WCHAR_UNSIGNED): Define.
+ (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
+ (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
+ (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
+ Fix value.
+ * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
+ (sh_adjust_cost): Likewise.
+ sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
+ __PTRDIFF_TYPE__ .
+ (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
+ (WCHAR_TYPE_SIZE): Likewise.
+ (ASM_SPEC): Use subtarget_asm_endian_spec.
+ (SH_ELF_WCHAR_TYPE): #undef/ #define.
+ (MAX_WCHAR_TYPE_SIZE): Don't #undef.
+ * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
+ (MAX_WCHAR_TYPE_SIZE): Don't #define .
+ (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
+ (USER_LABEL_PREFIX): Don't #undef /#define .
+ (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
+ * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
+ (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
+ (ASM_SPEC): Likewise.
+ (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
+ (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
+ * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
+ (LIB2FUNCS_EXTRA): Define.
+ * t-sh64 (LIB2FUNCS_EXTRA): Define.
+ * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
+ (LIB1ASMFUNCS_CACHE): Define.
+ (LIB2FUNCS_EXTRA): Redefine empty.
+
+2002-04-08 Richard Henderson <rth@redhat.com>
+
+ * reorg.c (get_branch_condition): Use reversed_comparison_code.
+
+2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/larith.asm (__map_data_section): Fix condition
+ and optimize for size.
+ (__do_global_ctors): Fix pointer comparison.
+ (__do_global_dtors): Likewise.
+
+2002-04-09 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.c (sparc_extra_constraint_check): New
+ function, implementing EXTRA_CONSTRAINTS. For memory constraints,
+ allow reloading pseudos.
+ * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
+ * config/sparc/sparc-protos.h: Declare it.
+
+ * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
+ unsigned comparison warning.
+ (output_restore_regs): Mark leaf_function as unused.
+
+Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (is_aligning_offset): New function.
+ (expand_expr, case COMPONENT_EXPR): Call it.
+
+2002-04-08 David S. Miller <davem@redhat.com>
+
+ PR target/6082
+ * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
+
+ Make init_priority work on SPARC when using GNU ld.
+ * config/sparc/linux.h, config/sparc/linux64.h,
+ config/sparc/netbsd-elf.h, config/sparc/freebsd.h
+ (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
+ * config/sparc/sol2-gld.h: New file to do the same.
+ * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
+ sparc/sol2-gld.h to tm_file.
+
+ PR optimization/4328
+ * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
+ * doc/md.texi: Document it.
+ * config/sparc/sparc.md (movdi_insn_sp64_novis,
+ movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
+ movdf_insn_v9only_vis, movdf_insn_sp64_novis,
+ movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
+ * config/sparc/sparc.c (mem_min_alignment): Fix comment.
+
+2002-04-08 Andreas Jaeger <aj@suse.de>
+
+ * stmt.c (expand_asm_operands): Revert last patch from Richard
+ Henderson.
+
+2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/contrib.texi (Contributors): Add John David Anglin and Loren
+ J. Rittle (the latter also to Testers). Update David O'Brien's entry.
+
+2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/contrib.texi (Contributors): Add David O'Brien.
+
+2002-04-08 Alan Modra <amodra@bigpond.net.au>
+
+ * configure.in (auto-build.h): Use target_alias and build_alias
+ when running configure.
+ (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
+ (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
+ * configure: Regenerate.
+
+2002-04-07 David S. Miller <davem@redhat.com>
+
+ * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
+
+2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ PR 5933
+ * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
+ generating 32-bit pic code.
+
+2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * cppinit.c (cpp_create_reader): Initialize
+ discard_comments_in_macro_exp.
+ (COMMAND_LINE_OPTIONS): Add "-CC" option.
+ (cpp_handle_option): Handle "-CC" option.
+ * cpplex.c (save_comment): If saving a C++ comment in
+ a directive, convert it to a C comment.
+ (_cpp_lex_direct): Pass second comment start character to
+ save_comment to indicate comment type.
+ * cpplib.c (_cpp_handle_directive): If processing
+ a "#define" directive and discard_comments_in_macro_exp
+ is false, re-enable saving of comments.
+ (lex_macro_node): If discard_comments_in_macro_exp is false,
+ discard any comments before the macro identifier.
+ * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
+ member.
+ * cppmacro.c (cpp_get_token): If expanding a macro while
+ processing a directive, discard any comments we might encounter.
+ (parse_params): If discard_comments_in_macro_exp is false,
+ ignore comments in the macro parameter list.
+ * gcc.c (cpp_unique_options): Add "-CC" option.
+ (option_map): Map "--comments-in-macros" to "-CC".
+ * doc/cppopts.texi: Document "-CC" option.
+ * f/lang-specs.h: Add "-CC" option.
+ * testsuite/gcc.dg/cpp/maccom1.c: New test.
+ * testsuite/gcc.dg/cpp/maccom2.c: New test.
+ * testsuite/gcc.dg/cpp/maccom3.c: New test.
+ * testsuite/gcc.dg/cpp/maccom4.c: New test.
+ * testsuite/gcc.dg/cpp/maccom5.c: New test.
+ * testsuite/gcc.dg/cpp/maccom6.c: New test.
+
+2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ PR middle-end/6180
+ * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
+
+2002-04-06 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/5571
+ * stor-layout.c (layout_decl): Reset the RTL for the decl.
+
+ PR opt/5120
+ * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
+ RTX_UNCHANGING_P for the functions arguments when a tail call
+ is made.
+
+2002-04-06 Jason Merrill <jason@redhat.com>
+
+ * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
+ (parse_options_and_default_flags): Set them appropriately.
+ * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
+
+2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
+ here.
+
+ * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
+ semicolon.
+
+ * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
+ types come in by-reference. Fix typo in comment.
+
+2002-04-05 David S. Miller <davem@redhat.com>
+
+ * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
+ * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
+ sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
+ {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
+
+2002-04-05 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
+ are not going to emit return instructions, emit at least a nop
+ for the sake of sane backtraces.
+
+2002-04-05 Richard Henderson <rth@redhat.com>
+
+ * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
+
+2002-04-05 Jakub Jeilnek <jakub@redhat.com>
+
+ * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
+
+2002-04-05 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
+ ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
+ ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
+
+2002-04-05 Andreas Schwab <schwab@suse.de>
+
+ * c-convert.c: Include c-common.h.
+ * Makefile.in (c-convert.o): Updated.
+
+2002-04-05 Jakub Jelinek <jakub@redhat.com>
+
+ * mklibgcc.in: Use separate libgcc.map for each multilib.
+ * Makefile.in (distclean): Don't remove libgcc.map here.
+
+2002-04-05 Jakub Jelinek <jakub@redhat.com>
+
+ * Makefile.in (s-mlib): Handle --disable-multilib by separate
+ genmultilib invocation.
+
+2002-04-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
+ to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
+ to num_gprs for symmetry.
+ * config/mips/mips.c: Adjust accordingly.
+
+2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (truthvalue_conversion): Rename, update.
+ * c-common.h (c_common_truthvalue_conversion): New.
+ * c-convert.c (convert): Update.
+ * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
+ * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
+ * c-typeck.c (build_binary_op, build_unary_op,
+ build_conditional_expr): Update.
+ * fold-const.c (constant_boolean_node, fold): Use langhook.
+ * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
+ * langhooks.h (struct lang_hooks): New hook.
+ * stmt.c (expand_decl_cleanup): Use langhook.
+ * tree.h (truthvalue_conversion): Remove.
+objc:
+ * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
+
+2002-04-05 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
+ Add rules to make null object file.
+
+2002-04-04 Jim Blandy <jimb@redhat.com>
+
+ * cppmacro.c (cpp_macro_definition): Do not emit spaces after
+ macro formal parameter names.
+
+2002-04-04 David S. Miller <davem@redhat.com>
+
+ * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
+
+2002-04-04 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/5099
+ * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
+ Support copies into and out of memory. Don't accept allows_reg
+ and allows_mem as gospel.
+
+2002-04-04 Richard Henderson <rth@redhat.com>
+
+ PR opt/6165
+ * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
+ (write_dependence_p): Likewise.
+
+2002-04-04 Richard Henderson <rth@redhat.com>
+
+ * predict.c (estimate_bb_frequencies): Do frequency calculation
+ with a volatile temporary.
+
+2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
+
+2002-04-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/6119
+ * final.c (final_start_function): Don't bump profile_label_no here...
+ (final_end_function): ...but here.
+
+2002-04-04 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/sparc.md (pic): New attribute.
+ (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
+ into stack slots.
+ (split after do_builtin_setjmp_setup): New.
+
+2002-04-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/6106
+ * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
+ change.
+
+2002-04-04 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
+ UNITS_PER_WORD for zero sized aggregates.
+
+2002-04-03 David S. Miller <davem@redhat.com>
+
+ * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
+ one-character spec for this, just use %(link_gcc_c_sequence).
+
+2002-04-03 David S. Miller <davem@redhat.com>
+
+ * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
+ handling.
+
+2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
+ (DWARF_FRAME_RETURN_COLUMN): Move.
+ (ASM_PREFERRED_EH_DATA_FORMAT): Define.
+ (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
+ * pa.c (except.h, predict.h): Include.
+ (FRP): Delete.
+ (store_reg_modify, set_reg_plus_d): Revise prototypes.
+ (output_ascii): Add cast.
+ (store_reg_modify): Revise to add frame notes.
+ (set_reg_plus_d): Likewise.
+ (compute_frame_size): Include space for eh data registers in frame if
+ the current function calls eh_return.
+ (hppa_expand_prologue): Ensure register %r2 is saved if the current
+ function calls eh_return. Save eh data registers if the current
+ function calls eh_return. Fix code to add frame notes. Emit
+ blockage to prevent insns with frame notes being scheduled in the
+ delay slot of calls.
+ (hppa_expand_epilogue): Restore eh data registers and do final stack
+ adjustment if the current function calls eh_return. Don't add frame
+ notes.
+ (output_call): Revise for change in length of call insn. Don't do
+ return pointer adjustment for an unconditional jump in the delay slot
+ of a call when using frame notes.
+ * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
+ (EH_RETURN_HANDLER_RTX): Use saved value on stack.
+ (ARG_POINTER_CFA_OFFSET): Define.
+ * pa.md (return_external_pic): New pattern.
+ (prologue): Correct formatting. Use return_external_pic if current
+ function calls eh_return.
+ (call_internal_symref, call_value_internal_symref,
+ sibcall_internal_symref, sibcall_value_internal_symref): Change default
+ lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
+ respectively.
+ (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
+
+ * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
+ list of targets to check using "nop" insn.
+ * configure: Rebuilt.
+
+2002-04-04 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
+
+2002-04-03 David S. Miller <davem@redhat.com>
+
+ * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
+ library sequence passed to the linker.
+ (LINK_COMMAND_SPEC): Use it.
+ * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
+ a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
+ * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
+
+2002-04-03 Jason Merrill <jason@redhat.com>
+
+ * except.c (struct eh_status): Remove protect_list.
+ (begin_protect_partials, end_protect_partials): Remove.
+ (add_partial_entry): Remove.
+ * except.h: Remove prototypes.
+
+ * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
+ expand_decl_cleanup_eh.
+
+ PR c++/5636
+ * tree.h (CLEANUP_EH_ONLY): New macro.
+ * stmt.c (expand_decl_cleanup_eh): New fn.
+ (expand_cleanups): Check CLEANUP_EH_ONLY.
+ * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
+ Use expand_decl_cleanup_eh.
+ (expand_stmt): Adjust.
+ * c-common.h: Adjust prototype.
+
+2002-04-04 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.c (cris_target_asm_function_prologue): Cast
+ uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
+ (cris_target_asm_function_epilogue): Ditto.
+ (cris_initial_frame_pointer_offset): Ditto.
+ (cris_simple_epilogue): Ditto.
+ (cris_expand_builtin_va_arg): Variable-size types come in
+ by-reference.
+
+2002-04-03 David S. Miller <davem@redhat.com>
+
+ * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
+ little-endian.
+ (set_fast_math): Correct 'fsr' type.
+
+2002-04-03 Richard Henderson <rth@redhat.com>
+
+ PR opt/3569
+ * langhooks.h (lang_hooks.decls.warn_unused_global): New.
+ * toplev.c (check_global_declarations): Use it.
+ * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
+ (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
+ (LANG_HOOKS_DECLS): Add it.
+ * langhooks.c (lhd_warn_unused_global_decl): New.
+ * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
+ * c-objc-common.c (c_warn_unused_global_decl): New.
+ * c-tree.h (c_warn_unused_global_decl): Declare.
+ * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
+
+2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * langhooks-def.h (lhd_set_decl_assembler_name,
+ LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
+ * langhooks.h (struct lang_hooks): New hook.
+ * tree.c (set_decl_assembler_name): Move to langhooks.c.
+ (lang_set_decl_assembler_name): Remove.
+ (init_obstacks): Don't set hook.
+ (decl_assembler_name): New function.
+ * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
+ (decl_assembler_name): New.
+ (lang_set_decl_assembler_name): Remove.
+
+2002-04-03 Jakub Jelinek <jakub@redhat.com>
+
+ * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
+ works properly with .hidden symbols.
+ * configure: Rebuilt.
+ * config.in: Rebuilt.
+ * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
+ DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
+ properly with .hidden symbols.
+
+2002-04-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/6102
+ * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
+ USE argument.
+
+2002-04-03 Richard Henderson <rth@redhat.com>
+
+ PR opt/4120
+ * sched-rgn.c (sets_likely_spilled): New.
+ (sets_likely_spilled_1): New.
+ (add_branch_dependences): Use it.
+
+2002-04-02 Richard Henderson <rth@redhat.com>
+
+ PR opt/4311
+ * loop.h (LOOP_FIRST_PASS): New.
+ * loop.c (strength_reduce): Mind it when deciding to unroll.
+ * toplev.c (rest_of_compilation): Set it.
+
+2002-04-02 David S. Miller <davem@redhat.com>
+
+ * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
+ mems_ok_for_ldd_peep when the order of the loads being examined
+ is reversed.
+ * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
+ existing comment to increase comprehension of this situation.
+
+2002-04-02 Zack Weinberg <zack@codesourcery.com>
+
+ * config/sh/sh.md: Don't use union real_extract.
+
+2002-04-02 Richard Henderson <rth@redhat.com>
+
+ * libgcc2.c (__bb_exit_func): Revert 03-31 change.
+
+2002-04-02 David O'Brien <obrien@FreeBSD.org>
+
+ * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
+ i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
+ i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
+ i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
+ i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
+ i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
+ i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
+ i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
+ i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
+ i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
+ i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
+ i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
+ i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
+ i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
+ Include as many configury headers via tm_file as possible. This
+ includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
+ * config/openbsd-oldgas.h: New file.
+ * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
+ config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
+ config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
+ config/i386/i386-coff.h, config/i386/i386-interix.h,
+ config/i386/iscdbx.h, config/i386/linux-aout.h,
+ config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
+ config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
+ config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
+ config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
+ config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
+ config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
+ config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
+ config/i386/vxi386.h: Do not directly include configury headers.
+ * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
+ Directly include configury headers that are no longer automatically
+ included by the above headers.
+ * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
+ * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
+ config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
+ config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
+ config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
+ config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
+ config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
+ (TARGET_VERSION): Define.
+ * config/i386/beos-elf.h, config/i386/freebsd.h,
+ config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
+ config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
+ config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
+ config/i386/sco5.h, config/i386/sysv4.h
+ (TARGET_VERSION): Do not need to protect.
+ * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
+ * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
+ config/i386/freebsd-aout.h, config/i386/i386-aout.h,
+ config/i386/i386-interix.h, config/i386/linux-aout.h,
+ config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
+ config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
+ (YES_UNDERSCORES): Do not define - not needed.
+ * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
+ ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
+ USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
+ * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
+ (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
+ USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
+ * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
+ * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
+
+2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
+ Richard Henderson <rth@redhat.com>
+
+ PR c/5484
+ * function.c (assign_temp): Accept either type or decl argument.
+ Detect variables whose size is too large to fit into an integer.
+ * stmt.c (expand_decl): Pass the decl, not the type.
+
+2002-04-02 David O'Brien <obrien@FreeBSD.org>
+
+ * protoize.c: Match include directory usage with cppdefault.c.
+
+2002-04-03 Jeffrey A Law (law@redhat.com)
+ Hans-Peter Nilsson <hp@bitrange.com>
+
+ * combine.c (simplify_comparison): Avoid narrowing a comparison
+ with a paradoxical subreg when doing so would drop signficant bits.
+
+2002-04-02 Steve Ellcey <sje@cup.hp.com>
+
+ * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
+ if POINTERS_EXTEND_UNSIGNED is defined.
+
+2002-04-02 Richard Henderson <rth@redhat.com>
+
+ PR opt/3967
+ * local-alloc.c (contains_replace_regs): LO_SUM may contain
+ replace regs.
+
+2002-04-02 Richard Henderson <rth@redhat.com>
+
+ * doc/standards.texi: Document required freestanding libc entry points.
+
+2002-04-02 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
+ associated splitter. Remove MQ constraint.
+ (ctrdi_internal4): Correct CCmode clobber.
+
+2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * milli64.S ($$dyncall): New function.
+ * t-linux (LIB1ASMFUNCS): Revise module list.
+ (LIB1ASMSRC): Use pa/milli64.S.
+
+2002-04-02 Richard Henderson <rth@redhat.com>
+
+ * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
+ rename solaris_sys_varargs_h.
+
+Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
+ the same mode as its component.
+
+2002-04-02 Richard Henderson <rth@redhat.com>
+
+ PR opt/190
+ * final.c (this_is_asm_operands): Export.
+ * output.h (this_is_asm_operands): Declare.
+ * config/i386/i386.c (print_operand): Error odd asm operands.
+
+2002-04-02 Richard Henderson <rth@redhat.com>
+
+ PR opt/420
+ * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
+
+2002-04-01 Richard Henderson <rth@redhat.com>
+
+ PR target/1538
+ * fixinc/inclhack.def (solaris_sys_varargs_h): New.
+ * fixinc/fixincl.x: Rebuild.
+
+2002-04-01 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/unwind-ia64.c: Include ia64intrin.h.
+ (atomic_alloc, atomic_free): New.
+ (SIZE, MASK_FOR, PTR_IN): New.
+ (emergency_reg_state, emergency_reg_state_free): New.
+ (emergency_labeled_state, emergency_labeled_state_free): New.
+ (reg_state_alloced, labeled_state_alloced): New.
+ (alloc_reg_state, free_reg_state): New.
+ (alloc_label_state, free_label_state, free_label_states): New.
+ (push, pop, dup_state_stack, free_state_stack): Use them.
+ (desc_label_state): Likewise.
+ (uw_frame_state_for): Free label states and state stack.
+ (uw_update_reg_address): Eliminate warnings.
+
+2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
+
+ * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
+ ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
+
+2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-decl.c (grokdeclarator): Update.
+ * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
+ * c-tree.h (c_mark_addressable): New.
+ * c-typeck.c (default_function_array_conversion, build_unary_op,
+ build_array_ref, convert_for_assignment): Update.
+ (mark_addressable): Rename.
+ * calls.c (try_to_integrate, expand_call): Use langhook.
+ * expr.c (expand_expr): Use langhook.
+ * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.h (struct lang_hooks): New hook.
+ * stmt.c (expand_asm_operands): Use langhook.
+ * tree.h (mark_addressable): Remove.
+objc:
+ * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
+
+2002-04-01 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
+ in previous change.
+
+2002-04-01 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
+ for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
+
+2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (unsigned_conversion_warning, convert_and_check,
+ unsigned_type, signed_type, shorten_compare,
+ c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
+ (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
+ * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
+ New.
+ * c-decl.c (grokdeclarator): Update.
+ * c-format.c (check_format_types): Update.
+ * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
+ LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
+ * c-typeck.c (build_binary_op, convert_for_assignment): Update.
+ * convert.c (convert_to_integer): Use new hooks.
+ * expmed.c (make_tree): Use new hooks.
+ * expr.c (store_expr): Use new hooks.
+ * fold-const.c (operand_equal_for_comparison_p, build_range_check,
+ all_ones_mask_p, unextend, fold): Use new hooks.
+ * langhooks.h (struct lang_hooks_for_types): New hooks.
+ * tree.h (signed_or_unsigned_type, signed_type,
+ unsigned_type): Remove.
+objc:
+ * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
+ LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
+
+2002-03-31 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
+ (desc_frgr_mem): Fix reference to f16-f31.
+
+2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
+ RTVEC_ELT): Const-ify.
+ * varray.h (VARRAY_CHECK): Const-ify.
+ * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
+ ggc_mark_rtvec, ggc_mark): Const-ify.
+
+2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * diagnostic.c: Include langhooks-def.h.
+ * Makefile.in (diagnostic.o): Update.
+
+2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (c_unsafe_for_reeval): Rename.
+ * c-common.h (c_unsafe_for_reeval): Rename.
+ * c-decl.c (finish_incomplete_decl): Rename.
+ (c_init_decl_processing): Don't set langhook.
+ * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
+ LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
+ * c-objc-common.c (c_objc_common_init): Don't set langhook.
+ * c-tree.h (finish_incomplete_decl): Rename.
+ * langhooks-def.h (lhd_unsafe_for_reeval): New.
+ (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.c (lhd_unsafe_For_reeval): New.
+ * langhooks.h (struct langhooks): New hooks.
+ * toplev.c (incomplete_decl_finalize_hook): Remove.
+ (wrapup_global_declarations): Update.
+ * tree.c (lang_unsafe_for_reeval): Remove.
+ (unsafe_for_reeval): Update.
+ * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
+ Remove.
+objc:
+ * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
+ LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
+
+2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * diagnostic.c (print_error_function): Remove.
+ (default_print_error_function): Rename.
+ (report_error_function): Update.
+ * diagnostic.h (print_error_function): Remove.
+ (default_print_error_function): Remove.
+ * langhooks-def.h (struct diagnostic_context): Predeclare.
+ (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.h (struct diagnostic context): Predeclare.
+ (struct lang_hooks): New hook.
+
+2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
+ (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
+ !flag_pic.
+ (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
+ * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
+ of PIC_OFFSET_TABLE_REGNUM thruout.
+ * config/rs6000/rs6000.md: Likewise.
+ * config/rs6000/darwin.h: Likewise.
+
+Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * emit-rtl.c (adjust_address_1, offset_address): Cast value to
+ unsigned HOST_WIDE_INT, not unsigned int.
+
+2002-03-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/6096, middle-end/6098, middle-end/6099
+ * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
+ CODE_LABELs.
+ (fill_slots_from_thread): Likewise.
+
+2002-03-31 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
+ floating fields in float regs.
+ (function_arg_record_value_2): Likewise.
+
+2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.md (define_constants): Remove misleading
+ FIXME. Add MMIX_fp_rO_OFFSET.
+ ("nonlocal_goto_receiver"): Don't have stack-frame address of
+ saved rO as part of the pattern. Remove FIXME.
+ ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
+ here, at output-time.
+
+2002-03-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/6100
+ * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
+ REG_BR_PRED.
+ (output_v9branch): Likewise.
+
+2002-03-31 Alexandre Oliva <aoliva@redhat.com>
+
+ * gcc.c: Revert previous patch for now.
+ * config/i386/djgpp.h: Likewise.
+
+2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/crti.asm (_init): Register _fini with atexit.
+ * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
+
+2002-03-31 Richard Henderson <rth@redhat.com>
+
+ PR target/3997
+ * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
+ (ASM_OUTPUT_DEF_FROM_DECLS): New.
+
+2002-03-31 Richard Henderson <rth@redhat.com>
+
+ * libgcc2.c (__bb_exit_func): Make static.
+
+ * config/alpha/alpha.md (trap): New.
+
+2002-03-31 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (expand_builtin_va_arg): Give warnings not errors for
+ promoted argument types; build trap.
+ (expand_builtin_trap): New.
+ (expand_builtin): Use it.
+ * stmt.c (expand_nl_goto_receivers): Likewise.
+ * expr.h (expand_builtin_trap): Declare.
+ * libfuncs.h (LTI_abort, abort_libfunc): New.
+ * optabs.c (init_optabs): Init abort_libfunc.
+
+2002-03-31 Alexandre Oliva <aoliva@redhat.com>
+
+ * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
+ (LINK_COMMAND_SPEC): ... from here.
+ (init_gcc_specs): Duplicate it here too, omitting
+ shared_name in the second copy.
+ (init_spec): Test for duplicate
+ * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
+
+2002-03-30 David S. Miller <davem@redhat.com>
+
+ * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+ * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
+
+2002-03-30 Roger Sayle <roger@eyesopen.com>
+ Richard Henderson <rth@redhat.com>
+
+ * regmove.c (combine_stack_adjustments_for_block): Avoid
+ emitting a stack adjustment of zero bytes. Let delete_insn
+ update bb->head.
+
+2002-03-30 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
+ (sparc_emitting_epilogue): New.
+ (leaf_label, output_return, sparc_return_peephole_ok): Remove.
+ * config/sparc/sparc-protos.h: Update.
+ * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
+ (TARGET_SWITCHES): Update.
+ * config/sparc/sparc.md (return): Remove.
+ (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
+ * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
+ config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
+ config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
+ config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
+ config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
+ config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
+ Remove MASK_EPILOGUE.
+ * doc/invoke.texi: Update.
+
+2002-03-30 Daniel Berlin <dan@dberlin.org>
+
+ * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
+ CPP will start the file for us.
+
+2002-03-30 Richard Henderson <rth@redhat.com>
+
+ PR target/5446
+ * config/ia64/ia64.c (group_barrier_needed_p): Special case
+ prologue_allocate_stack.
+ (ia64_single_set): Use insn codes for recognition of special
+ cases, not rtl matching.
+ * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
+
+Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
+
+2002-03-30 Richard Henderson <rth@redhat.com>
+
+ PR target/6032
+ * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
+ or -fomit-frame-pointer with profiling.
+ (SUBTARGET_OVERRIDE_OPTIONS): Remove.
+ (FUNCTION_PROFILER): Do nothing.
+ (PROFILE_HOOK): New.
+ * config/sparc/sparc.c (sparc_override_options): Don't check
+ code models for profiling.
+ (sparc_function_profiler): Remove.
+ (sparc_profile_hook): New.
+ * config/sparc/sparc-protos.h: Update.
+
+2002-03-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/6086
+ * combine.c (combine_simplify_rtx): If simplify_rtx failed because
+ of SUBREG of volatile MEM or because the MEM was mode dependent,
+ return CLOBBER instead of unmodified SUBREG.
+
+Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
+ when not optimizing.
+
+ * toplev.c (rest_of_compilation): Cann mark_constant_function
+ only when optimizing.
+
+ * flow.c (calculate_global_regs_live): Ensure that all AUX fields
+ are NULL.
+
+ * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
+ (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
+ (try_optimize_cfg): clear all AUX fields.
+
+ * 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.
+
+2002-03-29 Richard Henderson <rth@redhat.com>
+
+ PR target/5672
+ * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
+
+2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
+ for aggregate and TFmode types.
+
+2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
+
+2002-03-29 Richard Henderson <rth@redhat.com>
+
+ PR target/5886
+ * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
+ * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
+
+2002-03-29 Richard Henderson <rth@redhat.com>
+
+ PR target/6041
+ * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
+ (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
+ * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
+ * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
+ conditional.
+ * docs/invoke.texi: Update -mno-fancy-math-387 docs.
+
+2002-03-29 Dale Johannesen <dalej@apple.com>
+
+ * loop.c (combine_movables): Do allow combination of pseudos.
+
+2002-03-29 Loren J. Rittle <ljrittle@acm.org>
+
+ * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
+ * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
+ No functional change except ...
+ * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
+ * doc/install.texi (*-*-freebsd*): Document port configuration.
+
+2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (convert.o, calls.o, expmed.o): Update.
+ * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
+ Use new hooks.
+ * builtin-types.def (BT_PTRMODE): Update.
+ * c-common.c (type_for_size): Rename c_common_type_for_size.
+ (type_for_mode): Similarly.
+ (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
+ Use new hook.
+ * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
+ * c-decl.c (finish_enum, build_enumerator): Use new hooks.
+ * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
+ Redefine.
+ * c-typeck.c (common_type, comptypes, default_conversion):
+ Use new hooks.
+ * calls.c: Include langhooks.h.
+ (emit_library_call_value_1): Use new hooks. Avoid redundant
+ calls.
+ * convert.c: Include langhooks.h
+ (convert_to_pointer, convert_to_integer): Use new hooks.
+ * except.c (init_eh): Similarly.
+ * expmed.c: Include langhooks.h.
+ (expand_mult_add): Use new hooks.
+ * expr.c (store_expr, store_constructor, expand_expr, do_jump,
+ try_casesi): Similarly.
+ * fold-const.c (optimize_bit_field_compare, make_range,
+ decode_field_reference, fold_truthop, fold): Similarly.
+ * function.c (assign_stack_local_1, assign_stack_temp_for_type,
+ put_var_into_stack): Similarly.
+ * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
+ LANG_HOOKS_TYPE_FOR_SIZE): New.
+ (LANG_HOOKS_TYPES_INITIALIZER): Update.
+ * langhooks.h (lang_hooks_for_types): New hooks.
+ * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
+ * tree.c (get_unwidened, get_narrower): Similarly.
+ * tree.h (type_for_mode, type_for_size): Remove.
+ * varasm.c (force_const_mem): Use new hooks.
+ * utils2.c (nonbinary_modular_operation): Update.
+objc:
+ * objc-act.c (handle_impent): Update.
+ * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
+ Redefine.
+
+2002-03-29 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
+ * config/ia64/ia64.c (basereg_operand): New.
+ * config/ia64/ia64-protos.h (basereg_operand): Declare.
+ * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
+
+2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
+ unwind information when frame_pointer_needed.
+ (mmix_assemble_integer): Tweak wording in comment.
+
+2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (except.o): Update.
+ * except.c: Include langhooks.h.
+ (init_eh): Use langhook.
+ * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
+ LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.h (lang_hooks_for_types): New.
+ (struct lang_hooks): Add it.
+ * tree.c (make_lang_type_fn, make_lang_type): Remove.
+ * tree.h (make_lang_type_fn, make_lang_type): Remove.
+config:
+ * alpha/alpha.c: Include langhooks.h.
+ (alpha_build_va_list): Use langhook.
+ * d30v/d30v.c: Include langhooks.h.
+ (d30v_build_va_list): Use langhook.
+ * i386/i386.c: Include langhooks.h.
+ (ix86_build_va_list): Use langhook.
+ * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
+ * s390/s390.c: Include langhooks.h.
+ (s390_build_va_list): Use langhook.
+ * stormy16/stormy16.c: Include langhooks.h.
+ (stormy16_build_va_list): Use langhook.
+
+2002-03-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/5964
+ * config/sparc/sparc.md (empty_delay_slot, branch_type): New
+ attributes.
+ (length): Compute variable length for branches/calls/jumps here.
+ (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
+ normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
+ define branch_type attribute.
+ (divsi3_sp32): Maximum length is 6 not 7.
+ (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
+ call_address_untyped_struct_value_sp32,
+ call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
+ * config/sparc/sparc.c (empty_delay_slot): New function.
+ * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
+ * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
+
+2002-03-29 Jakub Jelinek <jakub@redhat.com>
+
+ * combine.c (set_nonzero_bits_and_sign_copies): Don't call
+ nonzero_bits if not needed.
+ (nonzero_bits) [XOR]: Likewise.
+ (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
+ reg_last_set_mode and mode are both MODE_INT, but not equal.
+ (record_value_for_reg): Compute reg_last_set_nonzero_bits
+ in nonzero_bits_mode for MODE_INT modes.
+
+2002-03-28 Richard Henderson <rth@redhat.com>
+
+ PR target/5715
+ * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
+ to GAS. Correct drift between alternatives.
+
+2002-03-28 Richard Henderson <rth@redhat.com>
+
+ PR target/6087
+ * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
+
+2002-03-28 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/i386/freebsd.h (LINK_SPEC): Don't pass default
+ emulation to the linker.
+
+2002-03-28 Loren J. Rittle <ljrittle@acm.org>
+
+ * config/alpha/freebsd.h (LINK_SPEC): Likewise.
+ * config/sparc/freebsd.h (LINK_SPEC): Likewise.
+
+Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
+
+ * combine.c (simplify_and_const_int): Make sure to apply mask
+ when force_to_mode returns a constant integer. PR3311.
+
+2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
+
+2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
+ and Objective-C Dialect Options.
+
+2002-03-28 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
+ comparison should be done vs !=0 not >0 return code. Tidy cases.
+
+2002-03-28 Richard Henderson <rth@redhat.com>
+
+ * c-decl.c (finish_function): New arg can_defer_p. Pass it
+ on to c_expand_body.
+ * c-tree.h (finish_function): Update decl.
+ * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
+
+Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * ifcvt.c (if_convert): Clear aux_for_blocks early enough.
+
+Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * rtlanal.c: Include flags.h
+ (may_trap_p): Do not mark FP operations if trapping
+ if !flag_trapping_math
+ * Makefile.in (rtlanal.o): Add dependency on flag.h
+ * ifcvt.c (noce_operand_ok): Avoid the lameness.
+
+2002-03-27 Zack Weinberg <zack@codesourcery.com>
+
+ * mips.md: Use dconst1, not 1.0, as first argument of
+ REAL_VALUE_LDEXP. Don't use union real_extract.
+
+2002-03-28 Alan Modra <amodra@bigpond.net.au>
+
+ * configure.in (gcc_cv_as): Use $target_alias in directory searchs
+ rather than $target. Heed program_prefix and
+ program_transform_name. Search for gas in cross-compiler case too.
+ "test -x" rather than "test -f".
+ (gcc_cv_ld): Likewise.
+ (gcc_cv_nm): Heed program_prefix and program_transform_name.
+ (gcc_cv_objdump): Likewise.
+ * configure: Regenerate.
+
+2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (attribs.o): Update.
+ * attribs.c: Include langhooks.h.
+ (decl_attributes): Use langhook.
+ * c-decl.c (insert_default_attributes): Rename.
+ * c-tree.h (c_insert_default_attributes): New.
+ * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.h (struct lang_hooks): New hook.
+ * tree.h (insert_default_attributes): Remove.
+objc:
+ * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
+
+2002-03-27 Andreas Schwab <schwab@suse.de>
+
+ * config/i386/i386.c (classify_argument): Also check for
+ QUAL_UNION_TYPE.
+
+2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
+ any more.
+
+Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i960.md (ret): Set PC.
+ (nonlocal_goto): Fix expander.
+ * builtins.c (epxand_builin_longjmp): Check that we've emitted
+ some jump or call.
+
+Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
+ of libcall regions.
+
+Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
+ assigning to BLOCK_FOR_INSN directly.
+
+Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
+
+2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.c (c_expand_expr): Fix prototype.
+ * c-common.h (c_expand_expr): Always declare, update.
+ * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
+ * c-objc-common.c (c_objc_common_init): No global hook.
+ * expr.c (expand_expr): Use langhook.
+ * expr.h (enum expand_modifier): Conditionally declare.
+ * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.c (lhd_expand_expr): New.
+ * langhooks.h (struct lang_hooks): New hook.
+ * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
+ (lang_independent_init): Don't default hook.
+objc:
+ * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
+
+2002-03-27 Richard Henderson <rth@redhat.com>
+
+ PR target/6054
+ * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
+ TARGET_CONST_GP. Simplify conditions.
+
+2002-03-27 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
+ config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
+ config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
+
+2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
+ TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
+ (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
+ Remove unnecessary masks.
+ (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
+ (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
+ -mwindows, -mdll switches and their negations.
+
+2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * gcc-common.c (lang_mark_false_label_stack): Remove.
+ * ggc.h (lang_mark_false_label_stack): Similarly.
+
+2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
+
+ * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
+
+ * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
+ or __rtems_ is defined.
+
+2002-03-26 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
+ if a non-trivial load was emitted.
+ (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
+ in high+extra+low case.
+
+2002-03-26 Richard Henderson <rth@redhat.com>
+
+ * config.gcc (sparc*-solaris): Use float_format=sparc.
+
+2002-03-26 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
+ * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
+ * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
+ * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
+ (WINT_TYPE_SIZE): Fix at 32.
+
+2002-03-26 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
+ until after eh landing pad generation.
+ * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
+ * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
+
+2002-03-26 Richard Henderson <rth@redhat.com>
+
+ * expr.h (ADD_PARM_SIZE): One more convert for INC.
+
+2002-03-26 Phil Edwards <pme@gcc.gnu.org>
+
+ * gcc.c (cpp_options): Preserve relative ordering of -pedantic
+ and warning switches.
+ (cc1_options): Likewise.
+
+2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
+
+ * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
+ Restore more of the signal context. Set no_reg_stack_frame.
+ * config/ia64/unwind-ia64.c (unw_state_record):
+ Add no_reg_stack_frame, comments.
+ (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
+ (uw_update_context): Adjust bsp when unwinding from leaf,
+ but not signal frame.
+
+2002-03-26 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/aix51.h (WCHAR_TYPE): Define.
+
+2002-03-26 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
+
+2002-03-26 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/5621
+ * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
+ "Add a pool_range attribute", which was lost during the ARM/Thumb
+ merge.
+
+2002-03-26 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
+ a register into the MAC16 accumulator.
+
+2002-03-26 Andrew Cagney <ac131313@redhat.com>
+
+ * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
+ (Warning Options): Document -Wswitch-enum.
+ * toplev.c (W_options): Add -Wswitch-enum. Update comment on
+ -Wswitch.
+ (warn_switch_enum): Define variables.
+ * flags.h (warn_switch_enum): Declare variables.
+ * stmt.c (expand_end_case_type): When warn_switch_enum /
+ -Wswitch-enum, perform switch checks.
+ Fix PR c/5044.
+
+2002-03-26 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
+ (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
+ (reload_muladdsi_compare0_scratch): Delete.
+
+2002-03-26 Loren J. Rittle <ljrittle@acm.org>
+
+ * doc/install.texi (*-*-freebsd*): Update.
+
+2002-03-26 Richard Henderson <rth@redhat.com>
+
+ * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
+ (SUB_PARM_SIZE): Cast DEC to ssizetype.
+
+ * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
+ types from the normal argument frame.
+
+ * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
+ variable sized objects by reference.
+ (sparc_va_arg): Receive them by reference too.
+
+2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/s390/s390.c (s390_emit_epilogue): Change epilogue
+ code to not restoring global registers.
+
+2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (ggc-common.o): Update.
+ * c-decl.c (lang_mark_tree): Rename c_mark_tree.
+ * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
+ * c-tree.h (c_mark_tree): New.
+ * ggc-common.c: Include langhooks.h.
+ (gcc_mark_trees): Use new langhook.
+ * ggc-callbacks.c: Delete file.
+ * ggc.h (lang_mark_tree): Remove.
+ * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.h (struct lang_hooks): New hook.
+objc:
+ * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
+
+2002-03-25 Zack Weinberg <zack@codesourcery.com>
+
+ * doc/cpp.texi: Exclude entire Top node from printed manual.
+ Move option index after directive index. Insert page breaks
+ before GFDL and concept index. Index environment variables
+ with command line options.
+ * doc/cppenv.texi: Use @vtable for environment variable list.
+ Add paragraph explaining semantics of empty elements in path
+ variables. Exclude a cross-reference to Fishkill from the
+ manpage. Remove an unnecessary cross-reference of the entry
+ right above the referer. Don't use @anchor in text that goes
+ into manpage.
+ * doc/cppopts.texi: Cross-reference the environment variables
+ section, not the specific environment variable, for consistency.
+
+2002-03-25 Richard Henderson <rth@redhat.com>
+
+ * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
+ anywhere in the block. Don't refer to insns that have been
+ removed from the chain. Iterate backward through the new insns.
+ Don't refer to edges that have been removed.
+
+2002-03-26 Alan Modra <amodra@bigpond.net.au>
+
+ * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
+ test for overflow of constant.
+
+2002-03-25 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/2623
+ * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
+ (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
+ these patterns on arm_archv4.
+
+2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
+
+ * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
+ int".
+
+2002-03-25 Zack Weinberg <zack@codesourcery.com>
+
+ * toplev.c: Don't include setjmp.h. Kill float_handler_set,
+ float_handled, float_handler, float_signal, set_float_handler,
+ and do_float_handler. Set handler for SIGFPE to crash_signal.
+ * toplev.h: Don't prototype do_float_handler.
+
+ * c-lex.c: Fold parse_float into lex_number. Make warning
+ about portability of hex float constants more informative, and
+ don't issue it on top of a syntax error.
+ * fold-const.c: Fold const_binop_1 and fold_convert_1 into
+ their callers.
+ * real.h: Define REAL_VALUE_ABS here...
+ * simplify-rtx.c: ... not here. Fold check_fold_consts,
+ simplify_unary_real, simplify_binary_real, and
+ simplify_binary_is2orm1 into their callers.
+ * tree.c: Fold build_real_from_int_cst_1 into caller.
+
+ * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
+
+ * tsystem.h: Include float.h here...
+ * libgcc2.c: ... not here.
+
+2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
+
+ Fixes for: PR bootstrap/3591, target/5676
+ * config/mcore/mcore.h (CC1_SPEC): Define only if not already
+ defined. Do not disable exceptions or rtti.
+ * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
+ mcore.h. Disable exceptions and rtti, since they are not
+ supported by EPOC.
+
+2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-decl.c (maybe_build_cleanup): Remove.
+ * expr.c (expand_expr): Use langhook.
+ * langhooks-def.h (lhd_return_null_tree,
+ LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
+ (LANGHOOKS_INITIALIZER): Update.
+ * langhooks.c (lhd_return_null_tree): New.
+ * langhooks.h (struct lang_hooks): New hook.
+ * tree-inline.c (initialize_inlined_parameters): Use langhook.
+ * tree.h (maybe_build_cleanup): Remove.
+
+2002-03-25 Jakub Jelinek <jakub@redhat.com>
+
+ * regrename.c (build_def_use): Move recog_memoized
+ before extract_insn.
+
+2002-03-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/6043
+ * expr.c (emit_group_store): Handle storing into CONCAT.
+
+2002-03-25 Jakub Jelinek <jakub@redhat.com>
+
+ * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
+ corresponding MATCH_DUP.
+
+2002-03-24 Richard Henderson <rth@redhat.com>
+
+ * unroll.c (unroll_loop): Zero label_map.
+
+ * gcse.c: Include except.h.
+ * Makefile.in (gcse.o): Update.
+
+2002-03-24 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
+ Do resolve_unique_section before shared data clause.
+
+2002-03-24 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
+
+2002-03-24 Richard Henderson <rth@redhat.com>
+
+ * recog.c (peephole2_optimize): Split blocks when EH insns are
+ generated in the middle of a block. Do global life update if
+ zapped EH edges.
+
+2002-03-24 Richard Henderson <rth@redhat.com>
+
+ * mips.c (mips_function_value): Only promote_mode for non-libcalls.
+
+2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ preprocessor/3951
+ * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
+ * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
+ (init_dependency_output): Don't make no_output decision here.
+
+2002-03-24 Andrew Cagney <ac131313@redhat.com>
+
+ * stmt.c (check_for_full_enumeration_handling): Remove tests of
+ warn_switch. Update description.
+ (expand_end_case_type): Call check_for_full_enumeration_handling
+ when warn_switch.
+
+2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
+ (m68hc11_split_move): Call it to see if the source and destination
+ operands use the same direction auto inc/dec mode, otherwise make the
+ source an offsetable memory operand and generate an add.
+
+2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
+ register for operand 2.
+ ("*subsi3_zero_extendqi"): Likewise.
+ ("*iorhi3_gen"): Do the operation on the upper bits and then lower
+ bits so that it is compatible with a pop.
+ ("*andhi3_gen"): Likewise.
+ ("xorhi3"): Likewise.
+
+2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppinit.c (cpp_handle_option): Set warn_endif_labels if
+ -pedantic here...
+ (cpp_post_options): ... not here.
+
+2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
+ Aldy Hernandez <aldyh@redhat.com>
+
+ Removal of separate preprocessor cpp0.
+
+ * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
+ cpp0, install-common): Update.
+ * c-common.c (flag_preprocess_only): New.
+ (c_common_init): Preprocess for -E.
+ * c-common.h (flag_preprocess_only): New.
+ * c-decl.c (c_decode_option): Handle -E and -std=c++98.
+ * c-objc-common.c (c_init_decl_processing): Exit quickly
+ for NULL return from c_common_init.
+ * cpplib.h (cpp_preprocess_file): New.
+ * cppmain.c (main, general_init, pfile, progname): Remove.
+ (do_preprocessing): Rename cpp_preprocess_file, don't call
+ cpp_finish. Don't close stdout here.
+ (setup_callbacks): Update prototype.
+ * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
+ Update.
+ * tradcpp.c (main): Ignore -quiet.
+objc:
+ * lang-specs.h (default_compilers): Preprocess with cc1obj.
+
+2002-03-24 Richard Henderson <rth@redhat.com>
+
+ PR optimization/5742
+ * machmode.def: Add inner mode field to complex modes.
+ * config/mips/mips.c (mips_function_value): Always define. Add
+ new argument to handle libcalls.
+ * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
+ (FUNCTION_VALUE): Likewise.
+ * config/mips/abi64.h (FUNCTION_VALUE): Remove.
+ * config/mips/mips-protos.h: Update.
+
+2002-03-23 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
+ * config/sparc/sparc-protos.h: Update.
+ * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
+
+2002-03-23 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/gmon-sol2.c (internal_mcount): Assume either
+ _start or _init begins the text segment.
+
+2002-03-23 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
+ not HOST_WIDEST_INT.
+ (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
+
+2002-03-23 Richard Earnshaw <rearnsha@arm.com>
+
+ PR java/5489
+ * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
+ operand argument to output_return_instruction.
+ * arm.c (arm_print_operand, case 'd'): If the operand is
+ const_true_rtx then just return.
+ (arm_print_operand, case 'D'): If the operand is const_true_rtx
+ then abort.
+
+2002-03-23 Andrew Cagney <ac131313@redhat.com>
+
+ * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
+ (Warning Options): Document -Wswitch-default.
+ * toplev.c (W_options): Add -Wswitch-default. Update comment on
+ -Wswitch.
+ (warn_switch_default): Define variable.
+ (warn_switch): Update comment.
+ * flags.h (warn_switch_default): Declare variable.
+ (warn_switch): Update comment.
+ * stmt.c (expand_end_case): Check for and, when
+ warn_switch_no_default, warn of a missing default case.
+
+2002-03-23 Alan Modra <amodra@bigpond.net.au>
+
+ * real.h (N): Special case 128 bit doubles.
+
+ * combine.c (simplify_comparison): When widening modes, ignore
+ sign extension on CONST_INTs.
+
+2002-03-22 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
+ passed to adjust_address. Fix comment formatting.
+
+
+2002-03-22 Zack Weinberg <zack@codesourcery.com>
+
+ * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
+ Always make REAL_VALUE_TYPE a struct containing an array of
+ HOST_WIDE_INT, not a double. Tidy up the code deciding how
+ big it is. Don't declare or use union real_extract.
+
+ * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
+ decode_rtx_const, output_constant_pool), config/a29k/a29k.c
+ (print_operand), config/arm/arm.c (output_move_double),
+ config/arm/arm.md (consttable_4, consttable_8),
+ config/romp/romp.c (output_fpops), config/s390/s390.h
+ (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
+ (xtensa_output_literal): Don't use union real_extract.
+
+ * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
+ (sfmode_constant_to_ulong), config/ns32k/merlin.h
+ (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
+ config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
+ (PRINT_OPERAND): Don't use local version of union
+ real_extract.
+
+ * config/convex/convex.c (check_float_value), config/vax/vax.c
+ (vax_float_literal), config/m88k/m88k.md (divdf3),
+ config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
+ config/pdp11/pdp11.c (output_move_quad): Don't do host
+ arithmetic on target floating point quantities.
+
+ * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
+ (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
+
+ * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
+ Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
+
+ * real.c (earith): Test INFINITY rather than REAL_INFINITY;
+ NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
+ INFINITY.
+ * print-rtl.c (print_rtx): Disable code which needs
+ floating-point emulator.
+ * libgcc2.c: Include float.h and use DBL_MANT_DIG,
+ FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
+ depending on HOST_FLOAT_FORMAT to be defined properly.
+
+ * config/1750a/1750a.c (get_double, float_label): Delete.
+ (print_operand): Delete huge commented-out chunk. Use
+ REAL_VALUE_TO_DECIMAL.
+ * config/1750a/1750a-protos.h: Delete prototypes of deleted
+ functions.
+ * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
+ IEEE_FLOAT_FORMAT.
+ * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
+ Use REAL_VALUE_TO_DECIMAL as ELF version does.
+ * config/m88k/m88k.c (real_power_of_2_operand,
+ legitimize_operand): Take the REAL_VALUE_TYPE and/or union
+ real_extract out of the union; run the input through
+ REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
+ from that into the union.
+ * config/pdp11/pdp11.c (output_move_double): Rearrange
+ parentheses to make automatic indenter happy.
+
+ * doc/tm.texi (Cross-compilation): Rename node to "Floating
+ Point" and rewrite to describe current situation. Also adjust
+ documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
+ match code.
+ * doc/rtl.texi: Adjust cross reference.
+
+2002-03-22 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
+ (xtensa_valid_move, xtensa_preferred_reload_class): Define.
+ * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
+ (xtensa_valid_move, xtensa_preferred_reload_class): Define to
+ prevent use of sp as a reload register.
+ (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
+ non_acc_reg_operand.
+ * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
+ (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
+ * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
+ movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
+
+2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
+ * cpplex.c (unterminated): Delete.
+ (parse_string): No string literal may extend over multiple
+ lines. Suppress the error when preprocessing assembly.
+ * cppmain.c (scan_translation_unit): Strings are single-line.
+
+ * doc/cpp.texi: Update to match.
+
+2002-03-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/5854
+ * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
+ Shut up warnings.
+ (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
+ (EXTRA_CONSTRAINT): Use S for non-push memory operand.
+ * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
+ const0 if scratch register was not allocated.
+ (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
+ m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
+ with GEN_INT (...).
+ (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
+ * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
+ with GEN_INT (...) everywhere. Remove constraints in define_split
+ patterns.
+ (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
+ require scratch register for setting 0 into regs/non-pushable memory.
+
+2002-03-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (MASK_RETURN_ADDR): Define.
+ (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
+
+2002-03-22 Phil Edwards <pme@gcc.gnu.org>
+
+ * cpplib.h (struct cpp_options): New member, warn_endif_labels.
+ * cppinit.c (cpp_create_reader): On by default.
+ (cpp_handle_option): Handle -W[no-]endif-labels.
+ (cpp_post_options): Also enable if -pedantic.
+ * cpplib.c (do_else): Use it.
+ (do_endif): Likewise.
+ * doc/cppopts.texi: Document new option.
+ * doc/invoke.texi: Document new option.
+
+2002-03-22 Lars Brinkhoff <lars@nocrew.org>
+
+ * config/i386/i386.c, config/i386/i386.md: Change all occurences
+ of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
+
+2002-03-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * flow.c (calculate_global_regs_live): Clear aux fields of
+ ENTRY and EXIT.
+
+2002-03-22 Jakub Jelinek <jakub@redhat.com>
+
+ * config/v850/v850.c (v850_reorg): Only call alter_subreg on
+ REG or MEM subregs, pass rtx * instead of rtx to it.
+ * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
+ rtx * instead of rtx to alter_subreg.
+ * config/m32r/m32r.c (gen_split_move_double): Likewise.
+ * config/pj/pj.c (pj_output_rval): Likewise.
+
+2002-03-22 Richard Henderson <rth@redhat.com>
+
+ PR target/3177
+ * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
+ (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
+ * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
+ (ia64_expand_prologue): Look at int_regs, not words, for number
+ of incomming int regs.
+
+2002-03-22 Andrew MacLeod <amacleod@redhat.com>
+
+ * expr.c (expand_expr): A RESULT_DECL is part of a call.
+
+Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (flag_loop_optimize, flag_crossjumping):
+ New static variables.
+ (rest_of_compilation): Conditionalize crossjumping and
+ loop optimizer.
+ (parse_options_and_default_flags): Default loop_optimize and
+ crossjumping.
+ (lang_independent_options): Add -fcrossjumping and -floop-optimize
+ * invoke.texi (crossjumping, loop-optimize): Document.
+
+2002-03-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * real.c (eiisneg): Move outside #ifdef NANS.
+
+Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
+ frequencies match; avoid match on different loop depths.
+ (try_crossjump_to_bb): Kill tests that no longer brings time
+ savings.
+ * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
+ updating code.
+ (split_edge): Likewise.
+
+ * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
+ variable.
+
+ * Makefile.in (cfgrtl): Add insn-config.h depenendency.
+ * cfgrtl.c: Include insn-config.h
+ (split_block) Dirtify block in presence of conditional execution
+
+2002-03-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
+ * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
+ (function_arg): Constify CUMULATIVE_ARGS.
+ (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
+ * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
+ (UNITS_PER_DOUBLE): New macro.
+ (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
+ (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
+ last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
+ fp_regs and stack_words.
+ (EABI_FLOAT_VARARGS_P): New macro.
+ * config/mips/mips.c (struct mips_arg_info): New.
+ (mips_arg_info): New function.
+ (function_arg_advance): Use it. Add adjustment instructions here
+ rather than in function_arg.
+ (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
+ for VOIDmode at the beginning of the function.
+ (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
+ (function_arg_pass_by_reference): Likewise.
+ (mips_setup_incoming_varags): New, largely based on old abi64.h code.
+ (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
+ (mips_va_start): Likewise. Use the new stack_words field of
+ CUMULATIVE_ARGS to set up overflow area. Reformat.
+ (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
+ doubles and other types, aligning the overflow pointer for non-doubles
+ too. Remove some code duplication. Replace hard-coded constants.
+
+2002-03-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
+ (CLASS_UNITS): Undefine.
+ (CLASS_MAX_NREGS): Use FP_INC.
+ * config/mips/mips.c (compute_frame_size): Likewise.
+ (override_options): Use FP_INC and UNITS_PER_FPVALUE.
+
+2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
+ prototype, and handle lexing numbers and identifiers.
+ (parse_identifier): Update to new form of parse_slow.
+ (parse_number): Fast path only, use parse_slow otherwise.
+ (_cpp_lex_direct): Update calls to parse_number.
+
+2002-03-21 DJ Delorie <dj@redhat.com>
+
+ * bb-reorder.c (make_reorder_chain_1): Protect against
+ when redundant edges are omitted.
+ * predict.c (dump_prediction): Likewise.
+
+2002-03-21 Richard Henderson <rth@redhat.com>
+
+ PR target/5996
+ * fixinc/inclhack.def (solaris_stdio_tag): New.
+ * fixinc/fixincl.x: Regenerate.
+
+2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
+
+ PR c/5597
+ * c-typeck.c (process_init_element): Flag non-static
+ initialization of a flexible array member as illegal.
+
+2002-03-22 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/t-linux64: New.
+ * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
+ t-ppccomm. Use t-rs6000 and t-linux64.
+ (powerpc64-*-gnu* <tmake_file>): Likewise.
+ * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
+ * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
+ * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
+
+2002-03-21 Aldy Hernandez <aldyh@redhat.com>
+
+ * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
+ flag_really_no_inline instead of optimize == 0.
+
+ * c-objc-common.c (c_cannot_inline_tree_fn): Same.
+
+ * cp/tree.c (cp_cannot_inline_tree_fn): Same.
+
+ * flags.h (flag_really_no_inline): New.
+
+ * c-common.c (c_common_post_options): Initialize
+ flag_really_no_inline.
+
+ * toplev.c (flag_really_no_inline): New.
+
+2002-03-21 Jakub Jelinek <jakub@redhat.com>
+
+ * config/avr/avr.md (length): Fix length computation for
+ conditional branches.
+
+2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
+ sdbout.o, profile.o): Update.
+ * c-common.c (c_common_nodes_and_builtins): Use pushdecl
+ langhook.
+ * c-common.h (gettags): Move here from tree.h.
+ * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
+ insert_block, getdecls, kept_level_p, global_bindings_p): New.
+ * dbxout.c (dbxout_init): Use getdecls langhook.
+ * expr.c (expand_expr): Use insert_block langhook.
+ * fold-const.c: Include langhooks.h.
+ (fold_range_test, fold_binary_op_with_conditional_arg,
+ fold): Use global_bindings_p langhook.
+ * integrate.c (expand_inline_function): Use insert_block langhook.
+ * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
+ LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
+ LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
+ LANG_HOOKS_GETDECLS): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
+ langhook.
+ * langhooks.h (struct lang_hooks_for_decls): New.
+ (struct lang_hooks): Update.
+ * profile.c: Include langhooks.h.
+ (output_func_start_profiler): Use new langhooks.
+ * sdbout.c: Include langhooks.h.
+ (sdbout_init, sdbout_finish): Use getdecls langhook.
+ * stmt.c: Include langhooks.h.
+ (expand_fixup, fixup_gotos): Use new langhooks.
+ * stor-layout.c: Include langhooks.h.
+ (variable_size): Use global_bindings_p langhook.
+ * toplev.c (compile_file): Use getdecls langhook.
+ * tree-inline.c (remap_block): Use insert_block langhook.
+ * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
+ insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
+
+2002-03-21 Richard Henderson <rth@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
+ constants in .data when -fpic.
+
+2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
+ where appropriate.
+
+2002-03-21 Tom Tromey <tromey@redhat.com>
+
+ * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
+
+Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
+
+ * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
+
+2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
+ Richard Henderson <rth@redhat.com>
+
+ PR c/5354
+ * c-common.c (c_expand_expr): Preserve result of a statement
+ expression if needed.
+
+2002-03-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/4195
+ * genrecog.c (maybe_both_true_mode): Remove.
+ (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
+ * machmode.def (Pmode): Likewise.
+
+Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
+
+ * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
+ (nonlocal_mentioned_p_1): New function.
+ (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
+ (nonlocal_set_p, nonlocal_set_p_1): Likewise.
+ (mark_constant_function): Recognize pure functions.
+ * rtl.h (global_reg_mentioned_p): New prototype.
+ * rtlanal.c (global_reg_mentioned_p,
+ global_reg_mentioned_p_1): New function.
+
+2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
+ UNIX assert.h.
+ * fixinc/fixincl.x: Regenerate.
+
+2002-03-20 Jason Merrill <jason@redhat.com>
+
+ * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
+
+2002-03-20 Michael Meissner <meissner@redhat.com>
+
+ * doc/invoke.texi (Optimize Options): Document that -O2 sets
+ -fstrict-aliasing.
+
+2002-03-20 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
+ ".literal_position" directive before the constant pool.
+
+2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/contrib.texi (Contributors): Update Geoffrey Keating.
+ Add Craig Rodrigues.
+ Add Brad Lucier to testers.
+
+2002-03-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/4792
+ * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
+ to if_then_else.
+ (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
+ * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
+ instead of insn_extract.
+
+2002-03-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/4192
+ * config/fr30/fr30.md (jump): Remove clobber of fixed register.
+
+ * genemit.c (output_added_clobbers_hard_reg_p): Only output return
+ stmt if some case has been output.
+
+2002-03-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/5972
+ * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
+ movsfcc_1, movdfcc_1): Add %O2.
+ * config/i386/i386.c (print_operand): Handle %ON.
+ Print . before float condition codes in Sun as cmov syntax.
+ * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
+ * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
+ no longer true.
+
+2002-03-20 Philip Blundell <pb@nexus.co.uk>
+
+ * config/arm/arm.c (arm_output_epilogue): Don't generate separate
+ return instruction if PC was popped.
+
+2002-03-20 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.md: Remove unused type attributes.
+ (adddi_carry, subddi_carry): Change type attribute to "multi".
+
+2002-03-19 Dale Johannesen <dalej@apple.com>
+
+ PR optimization/5999, middle-end/5731
+ * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
+ multiplications by reciprocals.
+
+2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in: Update.
+ * c-common.c: Include langhooks.h.
+ (inline_forbidden_p): Use new hook.
+ * diagnostic.c: Include langhooks.h.
+ (format_with_decl, announce_function,
+ default_print_error_function): Use new hook.
+ * dwarf2out.c (dwarf2_name): Use new hook.
+ * function.c: Include langhooks.h.
+ (init_function_start): Use new hook.
+ * langhooks-def.h (lhd_decl_printable_name): New.
+ (LANGHOOKS_DECL_PRINTABLE_NAME): New.
+ (LANGHOOKS_INITIALIZER): Update.
+ * langhooks.c (lhd_decl_printable_name): New.
+ * langhooks.h (struct lang_hooks): New hook.
+ * toplev.c (decl_name, decl_printable_name): Remove.
+ (open_dump_file): Use new hook.
+ (process_options): Remove old hook.
+ * tree.h (decl_printable_name): Remove.
+objc:
+ * objc-act.c (objc_init): Remove old hook.
+ (objc_printable_name): Export.
+ * objc-act.h (objc_printable_name): New.
+ * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
+
+2002-03-19 Jim Blandy <jimb@redhat.com>
+
+ * c-lex.c (cb_file_change): Pass the #inclusion's line number to
+ the start_source_file debug hook, not the current line number.
+
+2002-03-19 Richard Henderson <rth@redhat.com>
+
+ * flow.c (EH_USES): Provide default.
+ (calculate_global_regs_live): Use it for EH edges and noreturn calls.
+ * doc/tm.texi (EH_USES): New.
+
+ * config/ia64/ia64.c (ia64_eh_uses): New.
+ * config/ia64/ia64-protos.h: Update.
+ * config/ia64/ia64.h (EH_USES): New.
+
+2002-03-19 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (output_constant_def): Fix stupid typo.
+
+2002-03-19 Richard Henderson <rth@redhat.com>
+
+ PR 5879
+ * except.c (current_function_has_exception_handlers): New.
+ * except.h: Declare it.
+ * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
+ Combine tests that disable all sibcalls for the function.
+
+2002-03-19 Olivier Hainque <hainque@act-europe.fr>
+
+ * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
+ for INTEGER_CST.
+
+2002-03-19 Richard Henderson <rth@redhat.com>
+
+ PR 5977, 5991
+ * config/ia64/ia64.c: Revert 2002-03-01 patch.
+ * config/ia64/ia64.h (INIT_EXPANDERS): New.
+
+2002-03-19 Jim Blandy <jimb@redhat.com>
+
+ * cppmacro.c (cpp_macro_definition): Emit a space after the macro
+ name, even if the replacement list contains no tokens, as required
+ by Dwarf.
+
+2002-03-19 Jason Merrill <jason@redhat.com>
+
+ * varasm.c (globalize_decl): Get the name from the RTL, not
+ DECL_ASSEMBLER_NAME.
+
+ * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
+
+2002-03-19 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
+ subdi_carry): Define.
+
+2002-03-19 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Only warn
+ about -fpic/-fPIC if extra_warnings set.
+
+2002-03-19 David Edelsohn <edelsohn@gnu.org>
+
+ * expr.c (expand_expr): Sign-extend CONST_INT generated from
+ TREE_STRING_POINTER.
+ * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
+
+Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
+ in favor of SP if FRAME_POINTER_REQUIRED is false.
+
+2002-03-19 Lars Brinkhoff <lars@nocrew.org>
+
+ * emit-rtl.c (gen_int_mode): New function.
+ * rtl.h: Prototype for it.
+ * combine.c (make_extraction, simplify_comparison), expmed.c
+ (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
+ (convert_modes, store_field), optabs.c (expand_fix),
+ simplify-rtx.c (neg_const_int, simplify_unary_real),
+
+ * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
+ Use it instead of GEN_INT (trunc_int_for_mode (...)).
+
+2002-03-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/5656
+ * langhooks.h (struct lang_hooks_for_tree_inlining): Add
+ convert_parm_for_inlining.
+ * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
+ Define.
+ * langhooks-def.h: Likewise.
+ * objc/objc-lang.c: Likewise.
+ * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
+ function.
+ * tree-inline.c (initialize_inlined_parameters):
+ Call convert_parm_for_inlining lang hook if needed.
+ * c-typeck.c (c_convert_parm_for_inlining): New function.
+ * c-tree.h (c_convert_parm_for_inlining): Add prototype.
+
+2002-03-18 Mark Mitchell <mark@codesourcery.com>
+
+ * calls.c (precompute_arguments): Do not assume that temporaries
+ can be destroyed after expanding the argument.
+ (expand_call): Likewise.
+
+2002-03-15 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.md (movdf_internal2): Add two new move constraints.
+ Fix register preference on last change.
+ * config/mips/mips.c (mips_return_in_memory): New function.
+ * config/mips/mips.h (RETURN_IN_MEMORY): Use.
+ * config/mips/mips-protos.h: Declare.
+ * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
+ * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
+
+2002-03-18 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
+ a register too.
+ (anddi3, iorsi3): Likewise.
+
+ * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
+ use %gprel for symbols that are going to be placed in linkonce
+ sections.
+
+ * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
+ RETURN_ADDRESS_POINTER_REGNUM to $ra.
+ (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
+ not needed. Disregard leaf_function_p().
+ (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
+ mips16 frame pointer.
+ * config/mips/mips.md (store ra): Only to small SP offsets.
+ 2001-08-22 Graham Stott <grahams@redhat.com>
+ * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
+ return a REG rtx for the return address register.
+
+2002-03-18 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
+ constant-pool addresses as "mode-dependent".
+ (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
+
+2002-03-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/5740
+ * expr.c (emit_group_load): Use extract_bit_field if
+ needed for CONCAT arguments.
+
+2002-03-18 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/4863
+ * arm.md (tablejump): Make this a define_expand. For PIC add the
+ offset to the base of the table.
+ (thumb_tablejump): Matcher for Thumb tablejump insn.
+ * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
+ as the difference of two labels.
+ * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
+ * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
+ tables in the code.
+ * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
+ * arm.c (get_jump_table_size): If the table is not in the text
+ section, return zero.
+
+2002-03-18 Bernd Schmidt <bernds@redhat.com>
+
+ * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
+ of gen_rtx_SUBREG.
+ (arm_reload_out_hi): Use gen_lowpart instead of
+ gen_rtx_SUBREG to access QImode components.
+ * config/arm/arm.md: Disable zero_extend split for QImode
+ subregs in BIG_ENDIAN mode.
+ (storehi_bigend): Match use of least significant byte.
+ (storeinthi): Remove extraneous SUBREG.
+ Add missing construction of operands[2].
+ (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
+ (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
+ Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
+
+2002-03-18 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
+ any_operand.
+
+2002-03-17 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
+ explicitly.
+
+2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
+ (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
+
+2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
+
+ * predict.c (estimate_bb_frequencies): Delete unused variables.
+
+2002-03-17 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_attribute_table): Move before
+ targetm definition. Make static.
+
+2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-common.h (yyparse, c_common_parse_file): New.
+ * c-lang.c: Include c-common.h.
+ (LANG_HOOKS_PARSE_FILE): Redefine.
+ * c-lex.c: Include c-common.h.
+ (yyparse): Rename c_common_parse_file. Call yyparse.
+ * c-parse.in (yyparse): Remove macro.
+ * c-tree.h (yyparse_1): Remove.
+ * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.h (struct lang_hoooks): New hook parse_file.
+ * toplev.c (compile_file): Use parse_file hook.
+ * tree.h (yyparse): Remove.
+ * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
+
+2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
+ float_truncate, not fix.
+ ("*truncdfsf2_real"): Ditto.
+ ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
+
+ * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
+
+2002-03-16 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
+ (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
+ where appropriate. Make the second reference to
+ leaf_function_p a function call, as intended. Reindented.
+
+ * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
+ * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
+
+ * config/mips/mips.md (addsi3, adddi3): Use scratch register to
+ add register to non-constant into sp.
+
+ * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
+ * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
+ (mips16_gp_pseudo_rtx): Lose.
+ (INIT_EXPANDERS): Deleted.
+ * config/mips/mips.c (mips_init_machine_status): New.
+ (mips_free_machine_status): New.
+ (mips_mark_machine_status): New.
+ (override_options): Set them.
+ (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
+ (struct machine_function): ... new. Replaced all references.
+ (mips_add_gc_roots): Don't mark them.
+ (embedded_pic_fnaddr_reg): New, extracted from...
+ (embedded_pic_offset): ... here.
+ * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
+ (movsi): Likewise.
+
+2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppinit.c: Revert -MD removal.
+
+2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
+ soft registers by default for 68HC12.
+ (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
+ when compiling with -fomit-frame-pointer.
+ (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
+ (expand_epilogue): Likewise.
+ (m68hc11_gen_rotate): Use exg when rotating by 8.
+
+2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
+ * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
+ (splits): Remove unused add splits.
+ ("*addhi3_68hc12"): Tune constraints.
+ ("addhi_sp"): Try to use X instead of Y in all cases and if the
+ constant fits in 8-bits and D is dead use abx/aby instructions.
+ ("*addhi3"): Remove extern declaration of ix_reg.
+ ("*subsi3"): Optimize and provide new split.
+ ("subhi3"): Cleanup.
+ ("*subhi3_sp"): Avoid saving X if we know it is dead.
+ (arith splits): For 68hc12 save the address register on the stack
+ and do the arithmetic operation with a pop.
+
+2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
+ allocating QImode in address registers.
+ ("*movqi_m68hc11"): Likewise.
+
+Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
+
+ * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
+
+2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppinit.c (print_help): Display -MD and -MMD.
+ Don't display usage string. Update assertion syntax and
+ typo.
+ (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
+ (cpp_handle_option): Update.
+
+2002-03-15 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
+ MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
+ and define it so that regardless of target CPU size,
+ __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
+ of "int" rather than "long."
+
+2002-03-15 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
+ size as a tree.
+
+2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
+ ("tstqi" split): Avoid using memory for tstqi on address register.
+ (splits): Remove constraints.
+ ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
+ ("cmpdf", "cmpsf"): Remove since not used.
+ ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
+ (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
+
+2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
+ ("neghi2"): Tighten constraints.
+ ("one_cmplsi2"): Optimize and simplify split.
+ * config/m68hc11/larith.asm (__negsi2): Likewise for library.
+
+2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
+ and split of AND operation to clear the upper bits.
+ ("*logicalsi3_zextqi"): Likewise.
+ ("*logicallhi3_zexthi_ashift8"): Likewise.
+ ("*logicalsi3_silshr16"): Likewise.
+ ("logicalsi3_silshl16"): Likewise.
+ ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
+
+2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
+ (m68hc11_indirect_p): New function.
+ (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
+ (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
+ TARGET_M6812.
+ (asm_print_register): Likewise.
+ * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
+ (m68hc11_indirect_p): Declare.
+ * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
+ (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
+ (TARGET_SWITCHES): New option -mrelax.
+ * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
+ destination.
+ ("iorsi3", "xorsi3"): Likewise.
+ ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
+ ("*andhi3_mem"): New to handle destination in memory with bclr
+ and a scratch register.
+ ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
+ ("*andhi3_const"): New when operand2 is constant.
+ ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
+ ("*andhi3_gen"): Cleanup of the old "andhi3".
+ ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
+ ("xorqi3"): Update constraints.
+
+2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
+ for reg_equiv_memory_loc when the operand is a register that does
+ not get a hard register (stack location).
+ (tst_operand): After reload, accept all memory operand.
+ (symbolic_memory_operand): Fix detection of symbolic references.
+ * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
+ accept symbols and any constant.
+
+2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
+ note on the insn that sets the soft frame register.
+ (must_parenthesize): ix and iy are also reserved names.
+ (print_operand_address): One more place where parenthesis are required
+ to avoid confusion with register names.
+ (m68hc11_gen_movhi): Allow push of stack pointer.
+ (m68hc11_check_z_replacement): Fix handling of parallel with a
+ clobber.
+ (m68hc11_z_replacement): Must update the REG_INC notes to tell what
+ the replacement register is.
+ * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
+ and D8_REGS classes.
+ (MODES_TIEABLE_P): All modes are tieable except QImode.
+
+2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
+ (___subdi3): Likewise.
+ (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
+ (__map_data_section): Optimize 68hc11 case.
+
+2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
+ than a shift to avoid adding a register with itself.
+ (m68hc11_memory_move_cost): Take into account NO_REGS.
+ (m68hc11_register_move_cost): Update and use memory move cost
+ for soft registers.
+ (m68hc11_address_cost): Make cost of valid offset not 0 so that
+ it gives more opportunities to cse to optimize.
+ * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
+ * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
+
+2002-03-15 Mark Mitchell <mark@codesourcery.com>
+
+ * c-common.c (statement_code_p): Handle CLEANUP_STMT.
+ * c-common.def (CLEANUP_STMT): New tree node.
+ * c-common.h (CLEANUP_DECL): New macro.
+ (CLEANUP_EXPR): Likewise.
+ * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
+ * expr.c (expand_expr): Tidy.
+ * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
+ * tree-inline.c (initialize_inlined_parameters): Clean up
+ new local variables.
+
+2002-03-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/4128
+ * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
+ before movrXX only, use reg_overlap_mentioned_p.
+ Only special case NE if just one insn can be generated.
+
+2002-03-15 Jason Merrill <jason@redhat.com>
+
+ * varasm.c (assemble_variable): Call resolve_unique_section before
+ checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
+ of error_mark_node.
+
+2002-03-15 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/5170
+ * arm.md (split pattern for thumb shiftable immediates): Add comment
+ explaining non-obvious test.
+
+2002-03-15 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/5712
+ * arm.md (movaddr, movaddr_insn): Delete.
+
+2002-03-15 Jason Merrill <jason@redhat.com>
+
+ * toplev.c (wrapup_global_declarations): Clarify variable handling.
+ -fkeep-static-consts doesn't apply to comdats.
+
+2002-03-14 Richard Henderson <rth@redhat.com>
+
+ * c-decl.c: Include c-pragma.h.
+ (start_decl, start_function): Invoke maybe_apply_pragma_weak.
+ (finish_function): Tidy.
+ * c-pragma.c: Include c-common.h.
+ (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
+ (handle_pragma_weak): Use them.
+ (init_pragma): Register pending_weaks.
+ * c-pragma.h (maybe_apply_pragma_weak): Declare.
+ * print-tree.c (print_node): Print DECL_WEAK.
+ * varasm.c (mark_weak_decls): Remove.
+ (remove_from_pending_weak_list): Remove.
+ (add_weak): Remove.
+ (asm_emit_uninitialised): Call globalize_decl for weak commons.
+ (weak_decls): Make a tree_list.
+ (declare_weak): Cons weak_decls directly.
+ (globalize_decl): Remove weak_decls elements directly.
+ (weak_finish): Simplify weak_decls walk. Don't weaken unused
+ symbols. Don't pretend to handle aliases.
+ (init_varasm_once): Update weak_decls registry.
+ * Makefile.in: Update dependencies.
+
+2002-03-14 Richard Henderson <rth@redhat.com>
+
+ PR target/5312
+ * config/ia64/ia64.c: Include tm_p.h last.
+ (gen_nop_type): Remove duplicate definition.
+ (cycle_end_fill_slots): Set sched_data for second L slot.
+ (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
+ (nop_cycles_until): Fix typos.
+
+2002-03-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/5891
+ * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
+
+2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
+
+ * config/ia64/unwind-ia64.c: Handle copy_state and label_state
+ descriptors correctly.
+
+2002-03-14 Michael Meissner <meissner@redhat.com>
+
+ * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
+ 100, allowing MAX_UNROLLED_INSNS to be overridden.
+
+ * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
+ --param.
+
+ * unroll.c (params.h): Include.
+ (MAX_UNROLLED_INSNS): Delete, now in params.h.
+
+ * doc/invoke.texi (--param max-unroll-insns): Document.
+
+ * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
+
+2002-03-14 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md: Fix warnings about constraints in peepholes and splits.
+
+2002-03-14 Zack Weinberg <zack@codesourcery.com>
+
+ * cpphash.h (struct lexer_state): Remove line_extension member.
+ * cpplib.c (dequote_string, do_linemarker): New functions.
+ (linemarker_dir): New data object.
+ (DIRECTIVE_TABLE): No longer need to interpret #line in
+ preprocessed source. Delete obsolete comment about return
+ values of handlers.
+ (end_directive, directive_diagnostics, _cpp_handle_directive):
+ Don't muck with line_extension.
+ (directive_diagnostics): No need to issue warnings for
+ linemarkers here.
+ (_cpp_handle_directive): Issue warnings for linemarkers here,
+ when appropriate. Dispatch linemarkers to do_linemarker, not
+ do_line.
+ (do_line): Code to handle linemarkers split out to do_linemarker.
+ Convert escape sequences in filename argument, both places.
+
+ * cppmacro.c (quote_string): Rename cpp_quote_string and
+ export. All callers changed.
+ * cpplib.h (cpp_quote_string): Prototype.
+ * cppmain.c (print_line): Call cpp_quote_string on to_file
+ before printing it.
+
+ * doc/cpp.texi: Document that escapes are now interpreted in
+ #line and in linemarkers, and that non-printing characters are
+ converted to octal escapes when linemarkers are generated.
+
+Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * emit-rtl.c (try_split): Use delete_insns.
+ * recog.c (split_all_insns): Fix terminating condition.
+
+2002-03-14 Richard Earnshaw <rearnsha@arm.com>
+ Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
+
+ PR target/5828
+ * arm.c (arm_output_epilogue): Fix floating-point register save
+ adjustment when using a frame pointer.
+
+2002-03-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
+ * config/mips/mips.c (compute_frame_size): Retrofit them here.
+ (save_restore_insns, mips_expand_epilogue): And here.
+ (build_mips16_call_stub): And here.
+ (mips_function_value): Use the new macros to decide whether a single
+ or complex float can be returned in floating-point registers. Return
+ a parallel rtx in the complex case.
+
+Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
+ call after liveness analysis.
+
+ * recog.c (split_insn): Use delete_insn_and_edges.
+
+ * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
+ instructions to have branch prediction notes.
+ * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
+
+2002-03-14 Geoffrey Keating <geoffk@redhat.com>
+
+ * configure.in: Don't pass -Wno-long-long to a ADA compiler
+ that doesn't support it.
+ * configure: Regenerate.
+
+2002-03-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/5626
+ * config/sparc/sparc.md (normal_branch, inverted_branch,
+ normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
+ inverted_fp_branch): Adjust calls to output_cbranch.
+ Set length attribute.
+ (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
+ output_v9branch. Set length attribute.
+ * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
+ predicates.
+ (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
+ (output_cbranch): Likewise. Handle far branches.
+ (output_v9branch): Handle far branches.
+ * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
+ Adjust prototypes.
+ * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
+ noov_compare64_op predicates.
+
+2002-03-13 Jason Merrill <jason@redhat.com>
+
+ * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
+ into the function and constify it.
+ * gthr-dce.h, gthr-solaris.h: Likewise.
+
+2002-03-13 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
+ * config/rs6000/rs6000.c (rs6000_va_arg): Use
+ std_expand_builtin_va_arg if not ABI_V4.
+
+2002-03-13 Jason Merrill <jason@redhat.com>
+
+ * varasm.c (globalize_decl): New fn.
+ (assemble_start_function): Use it.
+ (asm_emit_uninitialized): Use it.
+ (assemble_alias): Use it.
+ (assemble_variable): Use it.
+
+2002-03-13 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.c (cris_target_asm_function_prologue): Revert
+ 2002-03-12 internal visibility change.
+ (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
+ visibility into SYMBOL_REF_FLAG.
+
+2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
+ VOIDmode operand. Add compile-time optimization for constant results.
+
+2002-03-12 Jason Merrill <jason@redhat.com>
+
+ * c-typeck.c (convert_for_assignment): Don't allow conversions
+ between pointers and references. Only allow lvalues to convert to
+ reference.
+
+2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
+ before prologue, to avoid scheduling problems.
+
+2002-03-13 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
+ (ELIMINABLE_REGS): Add sfp->sp.
+ (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
+
+2002-03-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/5892
+ * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
+
+2002-03-13 Jakub Jelinek <jakub@redhat.com>
+
+ * loop.c (basic_induction_var): Don't call convert_modes if mode
+ classes are different.
+
+2002-03-12 Richard Henderson <rth@redhat.com>
+
+ PR optimization/5901
+ * function.c (reposition_prologue_and_epilogue_notes): Position
+ the markers after/before the last/first insn not deleted.
+
+2002-03-12 Richard Henderson <rth@redhat.com>
+
+ PR optimization/5878
+ * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
+ config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
+ (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
+
+ * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
+ config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
+ PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
+
+ * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
+ * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
+ (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
+ also. Don't set it if not flag_pic.
+ * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
+ to be INVALID_REGNUM when not used.
+
+2002-03-13 Aldy Hernandez <aldyh@redhat.com>
+
+ * expmed.c (store_bit_field): Reset alias set for memory.
+ (extract_bit_field): Same.
+
+2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-common.c (c_tree_code_type, c_tree_code_length,
+ c_tree_code_name, add_c_tree_codes): Delete.
+ * c-common.h (add_c_tree_codes): Delete.
+ * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
+ Define.
+ * c-objc-common.c (c_objc_common_init): Don't call
+ add_c_tree_codes, instead set lang_unsafe_for_reeval.
+ * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
+ objc_tree_code_name, add_objc_tree_codes): Delete.
+ (objc_init): Don't call add_objc_tree_codes.
+ * objc/objc-lang.c (tree_code_type, tree_code_length,
+ tree_code_name): Define.
+ * toplev.c (lang_independent_init): Don't set
+ tree_code_length[IDENTIFIER_NODE].
+ * tree.c (tree_code_type, tree_code_length, tree_code_name):
+ Delete definitions, moved to language front-ends.
+ * tree.def (IDENTIFIER_NODE): Hardwire the length.
+ * tree.h (tree_code_type, tree_code_length, tree_code_name):
+ Const-ify.
+ (tree_code_length): Change type to unsigned char.
+
+2002-03-12 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
+ internal visibility change.
+
+2002-03-12 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
+ validize_mem() instead of change_address to avoid clobbering
+ memory attributes.
+
+2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-lex.h (position_after_whitespace): Remove.
+
+2002-03-12 Jakub Jelinek <jakub@redhat.com>
+
+ * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
+ (lex_string): Use unsigned char pointers.
+
+2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
+ is not a valid memory_operand.
+
+2002-03-12 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
+ * config/xtensa/lib1funcs.asm: Fix copyright to include
+ special case for libgcc files.
+ (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
+ (__divsi3): Likewise.
+ (__umodsi3): Likewise.
+ (__modsi3): Likewise.
+ * config/xtensa/lib2funcs.S: Fix copyright to include
+ special case for libgcc files.
+
+2002-03-12 Tom Rix <trix@redhat.com>
+
+ * collect2.c (resolve_lib_name): Move outside of
+ OBJECT_FORMAT_COFF ifdef.
+ (ignore_library): Same.
+
+2002-03-12 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
+
+2002-03-12 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
+ to function_section before writing out the constant pool.
+
+2002-03-12 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
+ zero_constant.
+ * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
+
+2002-03-12 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
+ (adddi3): Likewise.
+ (movdf): Likewise.
+ (movdi): Likewise.
+ (cmpsi splitter): Likewise.
+ (modsi3): Fail if <= 0.
+ * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
+ redundant test when HOST_BITS_PER_WIDE_INT != 32.
+ (reg_or_sub_cint64_operand): Likewise.
+ (num_insns_constant_wide): Optimize sign extension.
+ (rs6000_legitimize_address): Likewise.
+
+2002-03-12 Andrew MacLeod <amacleod@redhat.com>
+
+ * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+ * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+
+2002-03-12 Andrew MacLeod <amacleod@redhat.com>
+
+ * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
+ address calculation.
+
+2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md (reload_insi, reload_indi): Change mode of
+ scratch register to DImode / TImode.
+ config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
+ register used does not overlap the target.
+
+2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (debug.o): Depend on debug.h.
+ * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
+ * debug.c (do_nothing_debug_hooks): Likewise.
+ * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
+ sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
+ dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
+ * dwarf2out.c (dwarf2_debug_hooks): Likewise.
+ * dwarfout.c (dwarf_debug_hooks): Likewise.
+ * integrate.c (output_inline_function): Likewise.
+ * objc/objc-act.c (synth_module_prologue): Likewise.
+ * sdbout.c (sdb_debug_hooks): Likewise.
+ * toplev.c (debug_hooks): Likewise.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
+
+2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
+ dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
+ m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
+ ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
+ v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
+ * defaults.h (POINTER_SIZE): Define.
+ * doc/tm.texi (POINTER_SIZE): Document default.
+
+2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
+
+2002-03-11 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (rest_of_compilation): Call purge_all_dead_edges
+ if rebuild_label_notes_after_reload.
+
+2002-03-12 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.c (cris_target_asm_function_prologue): Do not
+ emit pic register load if "internal" visibility.
+ (cris_print_operand): Avoid traditional-warning for 0xffffffff.
+ (cris_expand_builtin_va_arg): Do all computations on trees.
+
+2002-03-11 Richard Henderson <rth@redhat.com>
+
+ * rtlanal.c: Include recog.h.
+ (keep_with_call_p): Fix thinko.
+ * Makefile.in (rtlanal.o): Update dependencies.
+
+2002-03-11 Chris Meyer <cmeyer@gatan.com>
+
+ * genflags.c (gen_insn): Use IS_VSPACE.
+ * genoutput.c (output_insn_data): Likewise.
+ (process_template): Likewise.
+
+2002-03-11 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (rest_of_compilation): Don't compile if we've had errors.
+
+2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in: Update.
+ * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
+ Update documentation.
+ * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
+ * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
+
+2002-03-11 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in: Give texi2pod its input file as a command line
+ argument, not on stdin.
+
+2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
+ Daniel Berlin <dan@dberlin.org>
+
+ C++ alias analysis improvement.
+ * alias.c (record_component_aliases): Record aliases for base
+ classes too.
+
+2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
+
+2002-03-11 Douglas B Rupp <rupp@gnat.com>
+
+ * toplev.c (vms_fopen): Remove, not needed.
+
+ * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
+
+ * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
+
+ * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
+ for FP, already done later.
+
+ * toplev.c (debug_args): Add entry for VMS_DEBUG.
+ * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
+
+2002-03-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
+ (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
+ LARGEST_EXPONENT_IS_NORMAL for the given mode.
+ (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
+ * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
+ (ediv, emul, eldexp, esqrt): Likewise.
+ (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
+ (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
+ (saturate): New function.
+ (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
+ (make_nan): Use a saturation value instead of a NaN if
+ LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
+ * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
+ inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
+ zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
+ (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
+ (_fpmul_parts, _fpdiv_parts): Only round to nearest if
+ !ROUND_TOWARDS_ZERO.
+ * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
+ (ROUND_TOWARDS_ZERO): Document.
+
+2002-03-11 Andreas Jaeger <aj@suse.de>
+
+ * cfg.c (dump_flow_info): Remove unused variable.
+
+2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
+ computations on trees.
+
+2002-03-10 Richard Henderson <rth@redhat.com>
+
+ PR 5693:
+ * reload.c (copy_replacements_1): New.
+ (copy_replacements): Use it to recurse through the rtx.
+
+2002-03-10 Richard Henderson <rth@redhat.com>
+
+ * loop.c (strength_reduce): Compute number of iterations as
+ unsigned HOST_WIDE_INT.
+
+2002-03-10 Richard Henderson <rth@redhat.com>
+
+ * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
+ to move away from the end of the block.
+
+2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR preprocessor/5899
+ * cppinit.c (init_dependency_output): Don't ignore -dM etc.
+
+2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
+
+ * attribs.c (decl_attributes): Fix signed/unsigned warning.
+
+2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c: Improve comments.
+ (mmix_target_asm_function_prologue): Drop variable
+ empty_stack_frame. Don't allocate unused slot above fp.
+ (mmix_target_asm_function_epilogue): Mirror prologue changes.
+ * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
+ brace in first column.
+ (enum reg_class): Ditto.
+ (FIRST_PARM_OFFSET): Now 0.
+ (USER_LABEL_PREFIX): Remove #if 0:d definition.
+
+2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * combine.c (make_extraction): Fix error in last change.
+
+2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c4x.c (c4x_fp_reglist): Const-ify.
+ * cris.c (cris_print_operand): Likewise.
+ * i386.c (ix86_va_arg): Likewise.
+ * ia64/unwind-ia64.c (unw_decode_table): Likewise.
+ * m32r.c (m32r_hard_regno_mode_ok): Likewise.
+ * m32r.h (m32r_hard_regno_mode_ok): Likewise.
+ * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
+ * mcore.h (regno_reg_class): Likewise.
+ * mips.c (gen_int_relational): Likewise.
+ * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
+ * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
+ * pdp11.c (move_costs): Likewise.
+ * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
+ * s390.c (s390_branch_condition_mnemonic, regclass_map):
+ Likewise.
+ * s390.h (regclass_map): Likewise.
+ * sh.c (shift_amounts): Likewise.
+ * sh.md (rotlsi3): Likewise.
+
+2002-03-09 Geoffrey Keating <geoffk@redhat.com>
+
+ * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
+ (ne0+5): Use new clobber to generate proper shift pattern.
+ Patch by Michael Matz <matz@kde.org>.
+
+2002-03-09 Andreas Schwab <schwab@suse.de>
+
+ * gcc.c (validate_all_switches): Also handle `%W{...}'.
+
+2002-03-09 Geoffrey Keating <geoffk@redhat.com>
+
+ * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
+
+2002-03-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/5877
+ * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
+ even for non-representable constants.
+
+Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
+ * function.c (fixup_var_refs): Add MAY_SHARE parameter.
+ (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
+ (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
+ (pop_function_context): Compute MAY_SHARE parameter for
+ fixup_var_refs.
+ (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
+ (gen_mem_addressof): Call fixup_var_refs with new parm.
+
+ * combine.c (make_extraction): Don't make extension of CONST_INT.
+
+2002-03-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
+ in o32 and o64 ABIs.
+ * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
+ but getting fixed-size structs passed in registers regardless of
+ padding in o32 and o64 ABIs.
+
+ * config/mips/mips.c (mips_va_arg): Apply big-endianness address
+ offset before loading address of argument passed by transparent
+ reference.
+
+2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
+
+2002-03-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
+ marker such that registers after it are saved.
+
+2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * sparc.c (arith_4096_operand): Fix error in last change.
+
+2002-03-08 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
+ defaults for MEABI.
+
+2002-03-08 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
+ vectors.
+
+2002-03-08 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
+
+Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
+ removed; fix return value.
+ * combine.c (combine_instructions): Dirtify blocks where we failed to
+ update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
+ * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
+
+2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gcse.c (insert_insn_end_bb): Fix typo in last change.
+
+Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * recog.c (peephole2_optimize): Re-distribute EH edges.
+
+2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * expr.c (expand_expr): Use unsave lang hook.
+ * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.h (struct lang_hooks): New hook unsave.
+ * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
+ (unsave_expr_1): Remove unused lang_unsave_expr_now.
+ (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
+ (unsave_expr_now): Remove.
+ * tree.h (unsave_expr_now, lang_unsave,
+ lang_unsave_expr_now): Remove.
+ (lhd_unsave): New.
+
+2002-03-08 Andreas Jaeger <aj@suse.de>
+
+ * flow.c (propagate_block_delete_insn): Remove unused variable.
+
+2002-03-08 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
+ insn length for memory load/store.
+
+2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * doc/install.texi (--with-libiconv-prefix): Document.
+
+2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
+
+ * doc/sourcebuild.texi: Fix typo.
+
+2002-03-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/3711
+ * builtins.c (std_expand_builtin_va_arg): Do all computations on
+ trees.
+
+Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * rtl.c (copy_most_rtx): Move from here ...
+ * emit-rtl.c (copy_most_rtx): ... to here.
+
+2002-03-08 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
+ SUBTARGET_CPP_SIZE_SPEC.
+ * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
+
+ * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
+
+2002-03-07 Matt Hiller <hiller@redhat.com>
+
+ * gensupport.c (first_dir_md_include): Renamed from include;
+ change all references.
+ (last_dir_md_include): Renamed from last_include; change all
+ references.
+ (init_md_reader): Unconditionally initialize base_dir whether or
+ not filename is a relative path.
+
+2002-03-07 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/fp-bit.c (_unord_f2): Compile it in even if
+ US_SOFTWARE_GOFAST is enabled.
+
+ * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
+ NULL_RTX. Set all HFmode operations as NULL_RTX.
+ * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
+ NULL_RTX, try reversing the comparison and the operands.
+
+2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
+ genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
+ and MATCH_OP_DUP.
+
+Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
+
+Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (fixup_abnormal_edges): Declare.
+ * reload1.c (fixup_abnormal_edges): New function.
+ * reg-stack.c (convert_regs): Use it.
+
+ * gcse.c (insert_insn_end_bb): Handle trapping insns.
+
+ * gcse.c (hash_scan_set): Refuse instructions with EH edges.
+
+2002-03-07 Richard Sandiford <rsandifo@redhat.com>
+
+ * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
+ (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
+ * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
+ (HONOR_SIGN_DEPENDENT_ROUNDING): New.
+ * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
+ * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
+ unless x and y could be infinite.
+ (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
+ Check that the common type of both arguments is a real, even for
+ targets without unordered comparisons. Allow an integer argument
+ to be compared against a real.
+ (expand_tree_builtin): Use expand_unordered_cmp.
+ * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
+ * cse.c (fold_rtx): Likewise. Fix indentation.
+ * fold-const.c (fold_real_zero_addition_p): New.
+ (fold): Use it, and the new HONOR_... macros.
+ * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
+ * jump.c (reversed_comparison_code_parts): After searching for
+ the true comparison mode, use HONOR_NANS to decide whether it
+ can be safely reversed.
+ (reverse_condition_maybe_unordered): Remove IEEE check.
+ * simplify-rtx.c (simplify_binary_operation): Use the new macros
+ to decide which simplifications are valid. Allow the following
+ simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
+ and (a - -b) to (a + b).
+ (simplify_relational_operation): Use HONOR_NANS.
+ * doc/tm.texi: Document the MODE_HAS_... macros.
+
+2002-03-07 Richard Earnshaw <rearnsha@arm.com>
+
+ * combine.c (simplify_comparison): If simplifying a logical shift
+ right and compare with constant, force the comparison to unsigned.
+
+2002-03-07 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/invoke.texi: Add documentation for -mabi=no-altivec.
+
+ * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
+ -mabi=no-altivec
+ (alt_reg_names): Remove % for vrsave.
+
+2002-03-06 Richard Henderson <rth@redhat.com>
+
+ PR optimization/5844
+ * genemit.c (gen_exp): New argument used. Invoke copy_rtx
+ if used indicates we've already emitted one copy of an operand.
+ (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
+ (gen_split): Supply a non-null used.
+
+2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload1.c (reload): Unshare all rtl after reload is done.
+
+ * simplify-rtx.c (simplify_plus_minus): Do not abort,
+ but simply fail if the expression is too complex to simplify.
+ (simplify_gen_binary): Handle simplify_plus_minus failures.
+
+Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Do jump threading before SSA path;
+ consistently call delete_trivially_dead_insns after CSE and GCSE;
+ fix DFI_life dumping; do jump threading after liveness; do crossjumping
+ after liveness2; update comment in last crossjumping.
+ * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
+
+Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
+
+ * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
+ after completing fast dead code elimination.
+
+ * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
+ COMPARE operator.
+
+2002-03-06 Phil Edwards <pme@gcc.gnu.org>
+
+ * version.c: Fix misplaced leading blanks on first line.
+
+Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
+
+Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (mentions_nonequal_regs): New function.
+ (thread_jump): Use it.
+ * toplev.c (rest_of_compilation): Run jump threading after
+ liveness.
+
+2002-03-06 Jakub Jelinek <jakub@redhat.com>
+
+ * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
+ patch.
+
+Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (estimate_bb_frequencies): Do not reload the
+ frequencies from notes.
+
+Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
+ * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
+
+ * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
+ delete_noop_moves): Return indeger.
+ * flow.c (ndead): New variable.
+ (propagate_block_delete_insn): Use delete_insn_and_edges; remove
+ BB argument; update callers.
+ (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
+ (life_analysis): Do not call purge_all_dead_edges.
+ (update_life_info): Return number of deleted insns; print statistics.
+ (update_life_info_in_dirty_blocks): likewise.
+ (delete_noop_moves): Use delete_insn_and_edges; print statistics;
+ return number of insns deleted.
+
+ * cse.c: Include timevar.h
+ (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
+ iterate until stabilizes; print statistics; return number of killed
+ insns.
+ * Makefile.in: (cse.o): Add timevar.h dependency
+ * rtl.h (delete_trivially_dead_insns): New.
+ * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
+ * toplev.c (rest_of_compilation): Update callers.
+
+ * cfgcleanup.c (try_optimize_cfg): Kill blocks.
+ (try_optimize_cfg): Do not update liveness.
+ (cleanup-cfg): Loop until try_optimize_cfg and dead code
+ removal stabilizes; use delete_trivially_dead_insns.
+
+ * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
+
+2002-03-05 Zack Weinberg <zack@codesourcery.com>
+
+ * cppmain.c (setup_callbacks): Disable #pragma and #ident
+ callbacks when processing assembly language.
+
+2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.h (ASM_FILE_END): Define.
+ * som.h (ASM_FILE_END): Delete.
+
+ * pa.c (function_arg): Don't pass floats in general registers in
+ indirect calls if TARGET_ELF32.
+
+2002-03-05 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
+
+2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
+
+2002-03-05 Jakub Jelinek <jakub@redhat.com>
+
+ * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
+ -r command line. Don't hide any symbols if not building
+ shared libgcc.
+
+Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfg.c (dump_flow_info): Warn about profile mismatches.
+ * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
+ (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
+
+2002-03-05 Jakub Jelinek <jakub@redhat.com>
+
+ * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
+ wide volatile memory by parts.
+
+2002-03-05 Jakub Jelinek <jakub@redhat.com>
+
+ * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
+ is NULL.
+
+2002-03-05 Richard Henderson <rth@redhat.com>
+
+ * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
+
+2002-03-04 Geoffrey Keating <geoffk@redhat.com>
+
+ * toplev.c (documented_lang_options): Document more
+ language-specific options.
+ * doc/invoke.texi (Warning Options): Correct documentation for
+ -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
+ * c-decl.c (c_decode_option): Use a table to handle warning options.
+
+2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
+ parameter to mmix_encode_section_info.
+ (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
+ relocatably. Always produce ELF, not mmo if linking relocatably.
+ * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
+ first is nonzero, don't add symbol prefix.
+ * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
+ prototype accordingly.
+
+2002-03-04 Krister Walfridsson <cato@df.lth.se>
+
+ * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
+
+2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * configure.in: Increase required makeinfo version to 4.1.
+ * configure: Regenerate.
+
+2002-03-04 Geoffrey Keating <geoffk@redhat.com>
+
+ * .cvsignore: Remove *.info* and genrtl*; these files are generated
+ elsewhere now.
+
+2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/include/texinfo.tex: Update to version 2002-03-01.06.
+ * doc/invoke.texi: Fix @math uses.
+
+Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
+ removal
+
+2002-03-03 Aldy Hernandez <aldyh@redhat.com>
+
+ * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
+ (powerpc-*-eabisimaltivec*): Same.
+
+ * config/rs6000/t-ppcendian: New.
+
+2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
+ nonimmediate_src_operand and nonimmediate_lsrc_operand to
+ disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
+
+2002-03-03 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (rest_of_decl_compilation): Revert last two changes.
+
+2002-03-03 Zack Weinberg <zack@codesourcery.com>
+
+ * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
+ print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
+ tree.c, config/m68k/m68k.c:
+ Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
+ REAL_ARITHMETIC blocks unconditional. Delete some further
+ #ifdef blocks predicated on REAL_ARITHMETIC.
+ * flags.h, toplev.c: Delete remaining references to
+ flag_pretend_float.
+
+ * doc/invoke.texi: Remove documentation of -fpretend-float.
+ * doc/tm.texi: Describe the various REAL_* macros as provided by
+ real.h, not by the target configuration files.
+
+ * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
+ config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
+ config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
+ config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
+ config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
+ config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
+ config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
+ config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
+ config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
+ config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.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/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
+ config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
+ config/xtensa/xtensa.h:
+ Do not define, undefine, or mention in comments any of
+ REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
+ REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
+ REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
+ REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
+ REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
+ REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
+ REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
+ REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
+ REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
+
+2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
+ convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
+ i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
+ m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
+ pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
+ stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
+ Delete.
+ * defaults.h (BITS_PER_WORD): Define.
+ * doc/tm.texi (BITS_PER_WORD): Document default value.
+
+ * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
+ m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
+ stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
+
+2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
+ lieu of explicit sizeof/sizeof.
+ * i386.c (override_options, ix86_init_mmx_sse_builtins,
+ ix86_expand_builtin): Likewise.
+ * mips.c (mips_add_gc_roots): Likewise.
+ * mmix.c (mmix_output_condition): Likewise.
+ * rs6000.c (rs6000_override_options, altivec_expand_builtin,
+ altivec_init_builtins): Likewise.
+ * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
+ * cppexp.c (Nsuff, parse_number): Likewise.
+ * cppinit.c (builtin_array_end): Likewise.
+ * gcc.c (n_default_compilers, process_command): Likewise.
+ * genpreds.c (output_predicate_decls): Likewise.
+ * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
+ * lcm.c (N_ENTITIES): Likewise.
+ * stor-layout.c (set_sizetype): Likewise.
+
+2002-03-03 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
+ for types or labels.
+
+2002-03-03 Richard Henderson <rth@redhat.com>
+
+ * c-decl.c (start_decl): Initialized variables are not common.
+
+2002-03-02 Per Bothner <per@bothner.com>
+
+ * gcc.c (option_map): Suport new --bootclasspath option.
+ --CLASSPATH is now just an alias for --classpath.
+
+2002-03-02 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
+ load if "internal" visibility.
+ * doc/extend.texi: Document visibility meanings.
+
+2002-03-02 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
+ to functions as well.
+
+2002-03-02 Richard Henderson <rth@redhat.com>
+
+ * attribs.c (handle_alias_attribute): Don't call assemble_alias.
+ (handle_visibility_attribute): Don't call assemble_visibility.
+ * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
+ without asmspec. Invoke assemble_alias when needed.
+ * varasm.c (maybe_assemble_visibility): New.
+ (assemble_start_function, assemble_variable, assemble_alias): Use it.
+
+2002-03-02 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
+ invoke ENCODE_SECTION_INFO with first call flag.
+
+ * config/darwin-protos.h, config/darwin.c, config/darwin.h,
+ config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
+ config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
+ config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
+ config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
+ config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
+ config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
+ config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
+ config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
+ config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
+ config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
+ config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
+ config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
+ config/m68hc11/m68hc11.h, config/m88k/m88k.h,
+ config/mcore/mcore-protos.h, config/mcore/mcore.c,
+ config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
+ config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
+ config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
+ config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
+ config/sh/sh.h, config/sparc/sparc.h,
+ config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
+ config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
+ config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
+ FIRST argument. As needed, examine it and do nothing.
+
+ * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
+ config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
+ config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
+
+ * config/arm/t-pe (pe.o): Add dependencies.
+
+2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
+ cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
+ i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
+ mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
+ pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
+ vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
+ * defaults.h (BITS_PER_UNIT): Define.
+ * doc/tm.texi (BITS_PER_UNIT): Document default value.
+
+2002-03-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Add a prototype for
+ compute_a_shift_length.
+ * config/h8300/h8300.c (h8300_asm_insn_count): New.
+ (compute_a_shift_length): Likewise.
+ (h8300_adjust_insn_length): Do not adjust insn length of shift
+ insns.
+ * config/h8300/h8300.md (anonymous shift patterns): Use
+ compute_a_shift_length.
+
+Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * config/sparc/sparc.c (sparc_initialize_trampoline): Use
+ trunc_int_for_mode.
+
+ * emit-rtl.c (offset_address): Call update_temp_slot_address.
+
+2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
+ * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
+ * flags.h (flag_zero_initialized_in_bss): Declare.
+ * toplev.c (flag_zero_initialized_in_bss): New flag.
+ (lang_independent_options): Add flag_zero_initialized_in_bss.
+ * tree.c (initializer_zerop): New function.
+ * tree.h (initializer_zerop): Declare.
+ * varasm.c (assemble_variable): If we can emit bss, put zero
+ initializers in the bss section.
+
+2002-03-02 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
+ like more than one symbol per .weak directive.
+
+2002-03-01 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
+ adjust argument_pointer by pretend_args_size.
+ (ia64_va_start): Adjust va_start address by -pretend_args_size.
+
+2002-03-01 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
+
+Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Delete dead jumptables before
+ loop.
+ * flow.c (delete_dead_jumptables): Make global.
+ * rtl.h (delete_dead_jumptables): Declare.
+
+2002-03-01 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
+ * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
+ * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
+
+2002-03-01 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Fix formatting.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/h8300.h: Likewise.
+
+2002-03-01 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (print_operand): Support 16-bit
+ constant addresses.
+ * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
+
+2002-02-28 Richard Henderson <rth@redhat.com>
+
+ * expmed.c (store_bit_field): Prevent generation of CONCATs;
+ pun complex values as integers; use gen_lowpart instead of
+ gen_rtx_SUBREG.
+ (extract_bit_field): Likewise.
+
+2002-03-01 Alan Modra <amodra@bigpond.net.au>
+ David Edelsohn <edelsohn@gnu.org>
+
+ * doc/tm.texi (ASM_WEAKEN_DECL): Document.
+ (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
+ (SUPPORTS_WEAK): Likewise.
+ * output.h (add_weak): Add tree param.
+ * varasm.c (add_weak): Likewise. Save decl.
+ (struct weak_syms): Add decl field.
+ (mark_weak_decls): New function.
+ (init_varasm_once): ggc_add_root mark_weak_decls.
+ (assemble_start_function): Use ASM_WEAKEN_DECL.
+ (assemble_variable): Likewise.
+ (assemble_alias): Likewise.
+ (declare_weak): Pass decl to add_weak.
+ (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
+ (remove_from_pending_weak_list): Declare and define for
+ ASM_WEAKEN_DECL.
+ * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
+ * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
+ * defaults.h (SUPPORTS_WEAK): Likewise.
+ * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
+ .weak for code sym. Do emit .size for descriptor sym.
+ (ASM_DECLARE_FUNCTION_SIZE): Define.
+ * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
+ (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
+ .lglobl unless TARGET_XCOFF. Formatting fixes.
+ * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
+ .weak for code sym.
+ (HANDLE_PRAGMA_WEAK): Remove.
+ (ASM_WEAKEN_LABEL): Remove.
+ * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
+
+2002-03-01 Jason Merrill <jason@redhat.com>
+
+ * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
+ (TARGET_EXPR_CLEANUP): New macro.
+
+2002-02-28 Steve Ellcey <sje@cup.hp.com>
+
+ * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
+ to take ptr_extend into account as third type of extension.
+ (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
+ fields used by SUBREG_PROMOTED_UNSIGNED_P.
+ * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
+ (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
+ * calls.c (precompute_arguments): Use new macro.
+ (expand_call): Ditto.
+ * combine.c (nonzero_bits): Ditto.
+ (record_promoted_value): Ditto.
+ * expr.c (store_expr): Ditto.
+ (expand_expr): Ditto.
+ * function.c (assign_parms): Ditto.
+
+2002-02-28 Alexandre Oliva <aoliva@redhat.com>
+
+ * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
+ override -shared and -shared-libgcc.
+
+2002-02-28 David O'Brien <obrien@FreeBSD.org>
+
+ * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
+ of "ultrasparc".
+ * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
+ to be broken.
+
+2002-02-28 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
+ 4 cycle latency from MM producers.
+ (ia64_internal_sched_reorder): Likewise with pipeline flush.
+
+2002-02-28 Jakub Jelinek <jakub@redhat.com>
+
+ * mklibgcc.in: Don't use GNU make extension.
+
+2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-parse.in (STATIC): New terminal.
+ (scspec): New non-terminal. Update productions accordingly.
+ (program): Remove bogus ifc / end ifc.
+ (array_declarator): Simplify production using STATIC.
+
+2002-02-28 Jim Meyering <meyering@lucent.com>
+
+ * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
+ \a still means TARGET_BELL.
+
+2002-02-28 Richard Henderson <rth@redhat.com>
+
+ * haifa-sched.c (sched_emit_insn): New.
+ (schedule_block): Use last_scheduled_insn to track last insn.
+ * sched-int.h (sched_emit_insn): Prototype.
+ * config/ia64/ia64.c (last_issued): Remove.
+ (ia64_variable_issue): Don't set it.
+ (nop_cycles_until): Use sched_emit_insn.
+
+2002-02-28 Andrew MacLeod <amacleod@redhat.com>
+
+ * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
+ extended constants.
+
+2002-02-28 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c: Fix formatting.
+ * config/h8300/h8300.h: Likewise.
+
+2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
+ which may overwrite the high byte of the frame pointer.
+
+2002-02-28 Bo Thorsen <bo@suse.de>
+
+ * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
+ (STARTFILE_SPEC): Add 64 bit files.
+ (ENDFILE_SPEC): Likewise.
+
+2002-02-28 Jason Merrill <jason@redhat.com>
+
+ * c-decl.c (finish_function): Only warn about missing return
+ statement with -Wreturn-type.
+
+Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
+
+ * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
+ PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
+
+Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (BB_REACHABLE): Renumber.
+ (BB_DIRTY, BB_NEW): New flags.
+ (clear_bb_flags): Declare.
+ (update_life_info_in_dirty_blocks): Declare.
+ * cfg.c (clear_bb_flags): New function.
+ * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
+ * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
+ reorder_insns, emit_insn_after): Mark block as dirty.
+ * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
+ (update_life_info_in_dirty_blocks): New function.
+ * recog.c (apply_change_group): Dirtify block.
+
+ * cse.c (cse_insn): Reorder emitting of jump insn to keep
+ cfg consistent.
+ * gcse.c (delete_null_pointer_checks): Likewise.
+
+ * toplev.c (dump_file_index): Move cse2 after bp,
+ add DFI_null
+ (dump_file_info): Similary.
+ (rest_of_compilation): Avoid most of CFG rebuilds;
+ do first if converision after null pointer checks, do cse2
+ after branch prediction; avoid full liveness rebuild after
+ initializing subregs.
+ * invoke.texi (-d options): Document -du, renumber.
+
+ * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
+ (notice_new_block): Do not set BB_UPDATE_LIFE.
+ (try_forward_edges, merge_blocks_move_predecessor_nojumps,
+ merge_blocks_move_successor_nojumps, merge_blocks,
+ try_crossjump_to_edge): Likewise.
+ (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
+ * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
+ * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
+ (merge_of_block): Do not use life_data_ok.
+ (find_if_case_1): Do not use SET_UPDATE_LIFE.
+ (if_convert): Use BB_DIRTY mechanizm to update life.
+ * lcm.c (optimize_mode_switching): Update
+ update_life_info_in_dirty_blocks
+
+2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (integrate.o): Update.
+ * c-decl.c (copy_lang_decl): Rename.
+ * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
+ * integrate.c: Include langhooks.h.
+ (copy_decl_for_inlining): Update to use langhook.
+ * langhooks-def.h (lhd_do_nothing_t,
+ LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.c (lhd_do_nothing_t): New.
+ * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
+ * tree.h (copy_lang_decl): Remove.
+objc:
+ * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
+
+2002-02-27 Andrew MacLeod <amacleod@redhat.com>
+
+ * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
+ POST_DEC, and POST_MODIFY.
+
+2002-02-27 Zack Weinberg <zack@codesourcery.com>
+
+ * c-typeck.c (digest_init): Remove unused parameter; all
+ callers changed.
+
+2002-02-27 Geoffrey Keating <geoffk@redhat.com>
+
+ * expmed.c (expand_shift): Correctly test for low part of a
+ subreg.
+
+2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_chunkify_pool): Do not confuse
+ insn UIDs with insn addresses.
+
+2002-02-27 Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
+ c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
+ cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
+ builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
+ gcc.c, toplev.c: Delete code implementing -traditional mode.
+
+ * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
+ doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
+ Document removal of -traditional mode for compilation, and
+ remove documentation only relevant to that mode.
+
+ * config/nextstep.h, config/ptx4.h, config/svr4.h,
+ config/convex/convex.h, config/d30v/d30v.h,
+ config/i386/dgux.h, config/i386/osf1elf.h,
+ config/i386/osfelf.h, config/i386/osfrose.h,
+ config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
+ config/m68k/hp310.h, config/m88k/dgux.h,
+ config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
+ config/m88k/m88k.h, config/m88k/openbsd.h,
+ config/mips/abi64.h, config/mips/osfrose.h,
+ config/mips/svr4-5.h, config/mips/svr4-t.h,
+ config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
+ config/stormy16/stormy16.h: Remove all references to
+ -traditional from target specs. Delete all mention of the
+ no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
+ delete a couple of commented-out definitions of
+ DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
+ to -traditional.
+
+ * system.h: Poison TRADITIONAL_RETURN_FLOAT.
+ * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
+
+2002-02-27 Zack Weinberg <zack@codesourcery.com>
+
+ * mklibgcc.in: Don't use \n in a line subject to
+ interpretation by echo.
+
+2002-02-27 Graham Stott <grahams@redhat.com>
+
+ * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
+ Constify NAME.
+
+ * loop.c (prescan_loop): Handle PARALLEL.
+
+ * unroll.c (loop_iterations): Return 0 if the add_val for
+ a BIV is REG.
+
+ * final.c (output_operand_lossage): Constify PFX_STR.
+
+ * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
+
+Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
+ * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
+
+Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
+
+2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplex.c (_cpp_lex_token): Handle directives in macro
+ arguments.
+ * cpplib.c (_cpp_handle_directive): Save and restore state
+ if parsing macro args when entering a directive.
+ * cppmacro.c (collect_args): No need to handle directives
+ in macro arguments.
+ (enter_macro_context, replace_args): Use the original macro
+ definition in case it was redefined whilst collecting arguments.
+doc:
+ * cpp.texi: Update.
+
+2002-02-26 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
+ * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
+ * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
+ method on AIX.
+ * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
+ (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
+ (load_toc_v4_PIC_2): Same.
+
+2002-02-26 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
+
+2002-02-26 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (ashldi_se): Re-enable.
+
+2002-02-26 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_encode_section_info): Examine
+ MODULE_LOCAL_P; improve commentary.
+
+2002-02-26 Zack Weinberg <zack@codesourcery.com>
+
+ * doc/cpp.texi: Clarify documentation of relationship between
+ #line and #include.
+
+2002-02-26 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Update the prototype for
+ compute_logical_op_length. Add the prototype for
+ compute_logical_op_cc.
+ * config/h8300/h8300.c (compute_logical_op_length): Figure out
+ code from operands.
+ (compute_logical_op_cc): New.
+ * config/h8300/h8300.md: Combine all the logical op patterns
+ in HImode and SImode. Use compute_logical_op_cc.
+
+2002-02-26 Kelley Cook <kelleycook@comcast.net>
+
+ * config/i386/i386.c (print_operand): Don't append ATT-style
+ length suffixs to x87 opcodes when in Intel mode.
+
+2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
+
+ * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
+ (init_emit_once): Update calls.
+ * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
+ (init_syntax_once): Prototype.
+
+2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-linux.h (LIB_SPEC): Update definition.
+ * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
+
+2002-02-26 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
+ if we emitted a stop bit.
+
+2002-02-26 Jakub Jelinek <jakub@redhat.com>
+
+ * configure.in (libgcc_visibility): Substitute.
+ * configure: Rebuilt.
+ * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
+ defined symbols .hidden.
+
+2002-02-26 Jakub Jelinek <jakub@redhat.com>
+
+ * attribs.c (c_common_attribute_table): Add visibility.
+ (handle_visibility_attribute): New function.
+ * varasm.c (assemble_visibility): New function.
+ * output.h (assemble_visibility): Add prototype.
+ * tree.h (MODULE_LOCAL_P): Define.
+ * crtstuff.c (__dso_handle): Use visibility attribute.
+ * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
+ for MODULE_LOCAL_P symbols too.
+ * config/ia64/ia64.c (ia64_encode_section_info): Handle
+ MODULE_LOCAL_P symbols the same way as local symbols.
+ Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
+ into .sdata/.sbss by the user.
+ * doc/extend.texi (Function Attributes): Document visibility
+ attribute.
+
+2002-02-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/5770
+ * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
+ STRING_CST initializer spanning the whole variable without
+ embedded zeros.
+ If expand_expr returned MEM, don't use it.
+
+2002-02-26 Alexandre Oliva <aoliva@redhat.com>
+
+ * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
+ generate a die for the lexical block.
+
+2002-02-26 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Add a prototype for
+ compute_logical_op_length.
+ * config/h8300/h8300.c (compute_logical_op_length): New.
+ * config/h8300/h8300.md (anonymous logical patterns): Use
+ compute_logical_op_length for length.
+
+2002-02-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * dwarf2out.c (modified_type_die): Do not call type_main_variant
+ for vectors.
+ (gen_type_die): Same.
+
+ * attribs.c (handle_vector_size_attribute): Set debug information.
+
+2002-02-26 Daniel Egger <degger@fhm.edu>
+
+ * config/rs6000/rs6000.md: Swap define_insn attributes to
+ fix incorrect generation of merge high instructions instead
+ of merge low.
+
+2002-02-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * c-typeck.c (really_start_incremental_init): Use
+ bitsize_zero_node for vectors.
+
+2002-02-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
+ ("*set_vrsave_internal"): Same.
+
+2002-02-25 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
+ in EXPAND_SUM case. Use host_integerp/tree_low_cst.
+
+2002-02-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/5755
+ * config/i386/i386.c (ix86_return_pops_args): Only pop
+ fake structure return argument if it was passed on the stack.
+
+2002-02-25 Jason Merrill <jason@redhat.com>
+
+ * attribs.c (decl_attributes): Also re-layout PARM_DECL and
+ RESULT_DECL.
+
+2002-02-25 Alexandre Oliva <aoliva@redhat.com>
+
+ * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
+ link with shared_name only.
+ * doc/invoke.texi (Link Options): Document new behavior.
+
+2002-02-25 Aldy Hernandez <aldyh@redhat.com>
+
+ * c-typeck.c (push_init_level): Handle vectors.
+
+2002-02-25 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sparc/sparc.c (const64_high_operand): Zero-extend
+ operands of SPARC_SETHI_P.
+ (input_operand): Likewise.
+ (sparc_emit_set_const32): Likewise.
+ * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
+ (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
+ (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
+ * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
+ (movdi_insn_sp64_vis): Likewise.
+ (movdi split, movdf split): Use SETHI32.
+ * doc/md.texi: Document SPARC constraints L, M and N.
+
+2002-02-25 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
+ ("*set_vrsave_internal"): use mfspr for Darwin.
+
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
+ gen_get_vrsave_internal.
+
+Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
+
+2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplex.c (cpp_interpret_charconst): Get signedness or
+ otherwise of wide character constants correct.
+ * cppexp.c (lex): Get signedness of wide charconsts correct.
+
+Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * optabs.c (widen_operand): Only call convert_modes for
+ promoted SUBREG if signedness matches.
+ * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
+
+2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplib.c (glue_header_name): Use local buffer to build up
+ header name.
+
+2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
+
+2002-02-23 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
+ H8/300[HS] separately.
+ * config/h8300/h8300.md: Remove the early clobber constraint
+ from bit field patterns.
+
+2002-02-23 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (mulqihi3): Tighten predicates to
+ register_operand.
+ (mulhisi3): Likewise.
+ (umulqisi3): Likewise.
+ (umulhisi3): Likewise.
+
+2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppinit.c (output_deps): Correct test for stdout output.
+ (init_dependency_output): Cure warning.
+
+Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (store_expr): When converting expression to promoted
+ equivalent type, allow using SUBREG_REG of TARGET as the target
+ of the expansion of EXP.
+ * loop.c (basic_induction_var, case SUBREG): Always look inside.
+ * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
+ (alpha_emit_set_const): Handle SImode when can't make new pseudos.
+ (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
+ * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
+
+2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/contribute.texi, doc/extend.texi, doc/install.texi,
+ doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
+ doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
+
+2002-02-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/5747
+ * loop.c (scan_loop): Update reg info if move_movables created new
+ pseudos.
+
+2002-02-23 David Edelsohn <edelsohn@gnu.org>
+
+ * gcc.c (init_gcc_spec): Revert last change.
+
+2002-02-23 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
+ gpc_reg_operand constraint.
+
+2002-02-23 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
+ Simplify comparison of `low'.
+ (add_operand): Fix formatting.
+ (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
+ (mask_operand): Disallow mask to wrap in 64-bit mode.
+ (rs6000_stack_info): Remove redundant test setting push_p.
+ (output_toc): Fix formatting.
+ * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
+ cc_reg_not_cr0_operand constraint.
+ (booldi3, boolcdi3 splitters): Same.
+
+2002-02-23 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h: Add extra level of parentheses on casts.
+
+2002-02-22 David Edelsohn <edelsohn@gnu.org>
+
+ * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
+ gcc invoked with -shared-libgcc.
+
+2002-02-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/5748
+ * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
+ decl if any of elements was TREE_USED.
+
+2002-02-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sparc/sol2.h: Don't include sys/mman.h.
+ * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
+ (arith_4096_operand): Don't throw high bits away.
+ (const64_operand): Take sign extension of CONST_INTs into account.
+ (const64_high_operand, sparc_emit_set_const32): Likewise.
+ (GEN_HIGHINT64): Likewise.
+ (sparc_emit_set_const64_quick1): Likewise.
+ (const64_is_2insns): Likewise.
+ (print_operand): Use trunc_int_for_mode for sign extension.
+ * config/sparc/sparc.h (SMALL_INT32): Likewise.
+ * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
+ chars. Assume CONST_INT is already properly sign-extended.
+ (movdi split): Sign-extend each SImode part.
+ (andsi3 split): Don't mask high bits off, so that result
+ remains properly sign-extend.
+ (iorsi3 split): Likewise.
+ (xorsi3 split): Likewise.
+
+2002-02-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * fold-const.c (fold): Fix typo in comments.
+
+2002-02-21 Diego Novillo <dnovillo@redhat.com>
+
+ * Makefile.in (langhooks.o): Update dependencies.
+
+2002-02-21 Diego Novillo <dnovillo@redhat.com>
+
+ * langhooks.c: Include flags.h.
+
+2002-02-21 Aldy Hernandez <aldyh@redhat.com>
+
+ * testsuite/gcc.dg/attr-alwaysinline.c: New.
+
+ * c-common.c (c_common_post_options): Set inline trees by
+ default.
+
+ * doc/extend.texi (Function Attributes): Document always_inline
+ attribute.
+ Update documentation about inlining when not optimizing.
+
+ * cp/decl.c (duplicate_decls): Merge always_inline attribute.
+
+ * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
+ unless DECL_ALWAYS_INLINE.
+
+ * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
+ unless DECL_ALWAYS_INLINE.
+ (c_disregard_inline_limits): Disregard if always_inline set.
+
+ * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
+ Disregard if always_inline set.
+ (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
+ unless DECL_ALWAYS_INLINE.
+
+ * attribs.c (handle_always_inline_attribute): New.
+ (c_common_attribute_table): Add always_inline.
+
+ * config/rs6000/altivec.h: Add prototypes for builtins
+ requiring the always_inline attribute.
+
+2002-02-21 Eric Christopher <echristo@redhat.com>
+
+ * expmed.c (store_bit_field): Try to simplify the subreg
+ before generating a new one when when the mode size of
+ value is less than maxmode.
+
+2002-02-21 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (offset_address): Use simplify_gen_binary rather
+ than gen_rtx_PLUS to form the sum.
+ * explow.c (force_reg): Rearrange to not allocate new pseudo
+ when force_operand returns a register.
+ * expr.c (expand_assignment): Allow offset_rtx expansion to
+ return a sum. Do not force addresses into registers.
+ (expand_expr): Likewise.
+ * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
+ to canonicalize arithmetic that didn't simpify.
+ (simplify_plus_minus): New argument force; update
+ all callers. Don't split CONST unless we can do something with it,
+ and wouldn't lose the constness of the operands.
+
+ * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
+ that we generated earlier.
+
+2002-02-21 Tom Tromey <tromey@redhat.com>
+
+ * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+ (output_line_info): Use constant `1', with a long explanatory
+ comment.
+ * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
+
+Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * jump.c (redirect_jump): If old label has no UID, don't try to
+ delete it.
+
+Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
+ If input is constant, do shifts at compile time.
+
+2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/extend.texi: Fix some more overfull hboxes.
+
+2002-02-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/4994
+ * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
+ register moves.
+
+2002-02-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/4574
+ * expr.h (expand_and): Add mode argument.
+ * expmed.c (expand_and): Add mode argument.
+ (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
+ * expr.c (store_field, expand_expr, do_store_flag): Likewise.
+ * except.c (expand_builtin_extract_return_addr): Likewise.
+ * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
+ * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
+ * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
+ Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
+ * config/c4x/c4x.md: Use GEN_INT (x) instead of
+ gen_rtx (CONST_INT, VOIDmode, x).
+
+2002-02-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/4697:
+ * stmt.c (warn_if_unused_value): Move side effects test once more.
+
+2002-02-20 Torbjorn Granlund <tege@swox.com>
+
+ * config/avr/avr.md: Add more patterns for mized-mode add and subtract
+ (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
+
+Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
+
+ * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
+ SUBREG or ZERO_EXTEND.
+
+Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (current_function_anonymous_args): Remove.
+ (SETUP_INCOMING_VARARGS): Don't set it - just check that one
+ of current_function_varargs and current_function_stdarg is set.
+ * sh.c (sh_expand_prologue): Check current_function_varargs /
+ current_function_stdarg / TARGET_SH5 instead of
+ current_function_anonymous_args.
+
+ * sh64.h (TARGET_VERSION): Define.
+
+2002-02-20 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
+ VRSAVE_REGNO on TARGET_ALTIVEC.
+
+2002-02-20 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
+ bits of SImode const_int.
+ (includes_rshift_p): Likewise.
+ (print_operand): Call mask_operand and mask64_operand with correct
+ mode.
+ (rs6000_output_function_epilogue): Pad traceback table to word.
+ * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
+ (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
+ mask64_operand with correct mode.
+ (FUNCTION_ARG_REGNO_P): Correct parentheses.
+
+2002-02-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/4461
+ * varasm.c (get_pool_constant_mark): New.
+ * rtl.h (get_pool_constant_mark): Add prototype.
+ * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
+ be represented if it has not been output.
+
+2002-02-20 Alexandre Oliva <aoliva@redhat.com>
+
+ * combine.c (do_SUBST): Sanity check substitutions of
+ CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
+ (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
+ CONST_INT into its operand.
+ (known_cond): Likewise, for ZERO_EXTEND.
+ * simplify-rtx.c (simplify_unary_operation): Fix condition to
+ allow for simplification of wide modes. Reject CONST_INTs in
+ ZERO_EXTEND when their actual mode is not given.
+
+2002-02-20 Alexandre Oliva <aoliva@redhat.com>
+
+ * c-decl.c (pushdecl): If no global declaration is found for an
+ extern declaration in block scope, try a limbo one.
+
+2002-02-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/4401
+ * c-common.c (pointer_int_sum): Moved from...
+ * c-typeck.c (pointer_int_sum): ...here.
+ * c-common.h (pointer_int_sum): Add prototype.
+
+2002-02-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/5713
+ * c-decl.c (duplicate_decls): Return 0 if issued error about
+ redeclaration.
+
+2002-02-20 Roger Sayle <roger@eyesopen.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR c/4389
+ * tree.c (host_integerp): Ensure that the constant integer is
+ representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
+ when pos is zero or nonzero respectively. Clarify comment.
+ * c-format.c (check_format_info_recurse): Fix host_integerp
+ usage; the pos argument should be zero when assigning to a
+ signed HOST_WIDE_INT.
+
+2002-02-20 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_vector_move): Use the mode
+ of the operand, rather than assuming TImode.
+ (ix86_expand_binop_builtin): Cope with commutative patterns
+ using nonimmediate_operand for both operands.
+ (ix86_expand_timode_binop_builtin): Likewise.
+ (ix86_expand_store_builtin): Validate operand 1.
+ (ix86_expand_unop1_builtin): Likewise.
+
+2002-02-20 Philip Blundell <philb@gnu.org>
+
+ PR 5705
+ * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
+
+2002-02-20 Richard Henderson <rth@redhat.com>
+
+ PR c/5615
+ * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
+
+2002-02-20 Tom Tromey <tromey@redhat.com>
+
+ * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+ * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+ * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+ * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
+ * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
+ unconditionally.
+
+Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
+
+ * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
+ for (const_int 0) in X not just INTVAL.
+
+2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/extend.texi: Avoid or reduce overfull hboxes.
+
+2002-02-20 Diego Novillo <dnovillo@redhat.com>
+
+ * expmed.c (store_bit_field): Do not store bit fields using SUBREG
+ operations if the field does not start at a mode boundary.
+
+2001-02-20 Joel Sherrill <joel@OARcorp.com>
+
+ * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
+ config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
+ Also done for -Acpu and -Amachine.
+
+2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppinit.c (init_dependency_output): Take deps output file
+ from -o if none given with -MF. Suppress normal output.
+ * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
+ * doc/cpp.texi, doc/invoke.texi: Update.
+
+2002-02-19 Zack Weinberg <zack@codesourcery.com>
+
+ * toplev.c (output_quoted_string): Write unprintable
+ characters with octal escapes.
+
+2002-02-19 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
+ really_call_used[VRSAVE_REGNO] if not Altivec.
+
+2002-02-19 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
+ MODE_MASK.
+ (constant_pool_expr_1): Fix formatting.
+ (rs6000_legitimize_reload_address): Likewise.
+
+Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
+ now that we have one.
+
+2002-02-19 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.h (struct tree_common): Remove aux. Add unused_0 at
+ end of first block of bitfields (which was only seven bits);
+ rename dummy to unused_1; remove comment which is no longer true.
+
+2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
+
+ * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
+
+2002-02-19 Philip Blundell <pb@nexus.co.uk>
+
+ PR 5399
+ * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
+ if generating PIC.
+
+ PR 5054
+ * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
+ arm_is_longcall_p rather than inspecting call-type cookie
+ directly.
+ (call_value_insn) [TARGET_THUMB]: Likewise.
+
+2002-02-19 Graham Stott <grahams@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_builtin): Fix typo.
+
+2002-02-19 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
+ ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
+ (FP_SAVE_INLINE): Delete.
+
+ * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
+ * config/rs6000/eabi.asm: Remove ABI save restore routines.
+ * config/rs6000/t-ppccomm: Build crtsavres.o.
+ * config/rs6000/crtsavres.asm: New file.
+
+2002-02-19 Philip Blundell <philb@gnu.org>
+
+ * config/arm/arm.c (use_return_insn): Don't reject interrupt
+ functions.
+ (arm_compute_save_reg_mask): Save LR for interrupt functions too.
+ (output_return_instruction): Allow interrupt functions to return with
+ ldmfd sp!, {... pc}^. Use LDR to restore any single register.
+ (arm_expand_prologue): Subtract 4 before stacking LR in an
+ interrupt function.
+
+2002-02-19 Philip Blundell <pb@nexus.co.uk>
+
+ * config/arm/arm.c (arm_encode_call_attribute): Operate on any
+ decl, not just FUNCTION_DECL.
+ (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
+ (arm_assemble_integer): Likewise.
+ * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
+ marked local.
+
+2002-02-19 matthew green <mrg@eterna.com.au>
+
+ * config.gcc (sparc-*-netbsdelf*): Enable target.
+ (sparc64-*-netbsd*): New target.
+ * config/sparc/netbsd-elf.h: New file.
+ * config/sparc/t-netbsd64: New file.
+
+2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
+
+ * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
+
+2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
+
+ * doc/invoke.texi: explicitly list the style guidelines that
+ -Weffc++ checks for.
+
+Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * regmove.c (regmove_optimize): Avoid increasing of register pressure.
+
+2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR other/5718
+ * gcc.c (cpp_unique_options): Treat -o as indicating object file
+ only if not -E. If -E, pass -o through to the preprocessor.
+
+2002-02-19 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
+ register number with an appropriate macro.
+
+2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
+
+ * doc/rtl.texi (Constants): Close @code tag.
+
+2002-02-19 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
+ ("mmx_uavgv4hi3"): Same.
+ ("pmulhrwv4hi3"): Same.
+
+ * tree-inline.c (walk_tree): Handle vectors.
+
+ * c-common.c (constant_expression_warning): Handle vectors.
+ (overflow_warning): Same.
+
+ * sched-deps.c (sched_analyze_2): Handle vectors.
+
+ * rtlanal.c (rtx_unstable_p): Handle vectors.
+ (rtx_varies_p): Same.
+ (count_occurrences): Same.
+ (regs_set_between_p): Same.
+ (modified_between_p): Same.
+ (modified_in_p): Same.
+ (volatile_insn_p): Same.
+ (volatile_refs_p): Same.
+ (side_effects_p): Same.
+ (may_trap_p): Same.
+ (inequality_comparisons_p): Same.
+ (replace_regs): Same.
+ (computed_jump_p_1): Same.
+
+ * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
+ argument.
+ (inner_mode_array): New.
+ (copy_rtx): Handle vectors.
+ (copy_most_rtx): Same.
+ (rtx_equal_p): Same.
+ (get_mode_alignment): Adjust for vectors.
+
+ * resource.c (mark_referenced_resources): Handle vectors.
+ (mark_set_resources): Same.
+
+ * reload1.c (eliminate_regs): Handle vectors.
+ (elimination_effects): Same.
+ (scan_paradoxical_subregs): Same.
+
+ * reload.c (subst_reg_equivs): Handle vectors.
+
+ * regrename.c (scan_rtx): Handle vectors.
+
+ * regclass.c (reg_scan_mark_refs): Handle vectors.
+
+ * recog.c (find_single_use_1): Handle vectors.
+
+ * local-alloc.c (equiv_init_varies_p): Handle vectors.
+ (contains_replace_regs): Same.
+ (memref_referenced_p): Same.
+
+ * integrate.c (copy_rtx_and_substitute): Handle vectors.
+ (subst_constants): Same.
+
+ * genattrtab.c (attr_copy_rtx): Handle vectors.
+ (encode_units_mask): Same.
+ (clear_struct_flag): Same.
+ (count_sub_rtxs): Same.
+
+ * gcse.c (want_to_gcse_p): Handle vectors.
+ (oprs_unchanged_p): Same.
+ (hash_expr_1): Same.
+ (oprs_not_set_p): Same.
+ (expr_killed_p): Same.
+ (compute_transp): Same.
+ (store_ops_ok): Same.
+
+ * function.c (purge_addressof_1): Do not allow paradoxical subregs
+ of vectors.
+ (fixup_var_refs_1): Same.
+ (instantiate_virtual_regs_1): Same.
+
+ * fold-const.c (operand_equal_p): Handle vectors.
+ (fold): Same.
+ (rtl_expr_nonnegative_p): Same.
+
+ * flow.c (mark_used_regs): Handle vectors.
+
+ * df.c (df_uses_record): Handle vectors.
+
+ * cselib.c (cselib_subst_to_values): Handle vectors.
+ (cselib_mem_conflict_p): Same.
+ (hash_rtx): Same.
+
+ * cse.c (canon_reg): Handle vectors.
+ (fold_rt): Same.
+ (cse_process_notes): Same.
+ (count_reg_usage): Same.
+ (canon_hash): Same.
+
+ * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
+
+ * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
+
+ * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
+ (gen_rtx): Handle CONST_VECTOR.
+ (gen_const_vector_0): New.
+ (copy_rtx_if_shared): CONST_VECTORs can be shared.
+ (reset_used_flags): Same.
+ (copy_insn_1): Same.
+ (initializer_constant_valid_p): Handle VECTOR_CST.
+
+ * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
+
+ * doc/rtl.texi (Constants): Document const_vector.
+ (CONST0_RTX): Update for vectors.
+ (RTL sharing): Same.
+
+ * print-tree.c (print_node): Add case for VECTOR_CST.
+
+ * tree.h (TREE_VECTOR_CST_ELTS): New.
+ (struct tree_vector): New.
+ (union tree_node): Add vector node.
+ (build_vector): Add prototype.
+
+ * tree.def (VECTOR_CST): New.
+
+ * tree.c (build_vector): New.
+
+ * expmed.c (make_tree): Handle CONST_VECTOR.
+
+ * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
+ (CONST_VECTOR_ELT): New.
+ (CONST_VECTOR_NUNITS): New.
+
+ * machmode.h (GET_MODE_INNER): New.
+ (DEF_MACHMODE): Accept 8th arg.
+
+ * machmode.def: Add 8th argument for vector inner mode.
+ Add inner vector modes for vectors.
+
+ * rtl.def (VEC_CONST): Remove.
+ (CONST_VECTOR): New.
+
+ * expr.c (clear_storage): Allow vectors.
+ (is_zeros_p): Handle VECTOR_CST.
+
+ * varasm.c (output_constant_pool): Handle vectors.
+ (rtx_const): Add veclo and vechi fields.
+ (kind): Add RTX_VECTOR.
+ (decode_rtx_const): Add case for vector.
+
+ * config/rs6000/rs6000-protos.h: Add zero_constant.
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
+ constants. Force easy vector constants into memory.
+ (easy_vector_constant): New.
+ (emit_easy_vector_constant): New.
+ (rs6000_legitimize_reload_address): Do not generate bad reloads on
+ darwin.
+
+ * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
+ instruction does.
+ ("altivec_lvxl"): Same.
+ (altivec_lvebx): Same.
+ (altivec_lvehx): Same.
+ (altivec_lvewx): Same.
+ ("*movv4si_const0"): New.
+ ("*movv4sf_const0"): New.
+ ("*movv8hi_const0"): New.
+ ("*movv16qi_const0"): New.
+
+2002-02-18 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (notice_update_cc): Use
+ cc_status.value2.
+
+2002-02-18 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (divmod patterns): Change the
+ constraints for operands[1] to register_operand.
+
+2002-02-18 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Remove the prototype for
+ p_operand.
+ * config/h8300/h8300.c (p_operand): Remove.
+ * config/h8300/h8300.md: Replace p_operand with
+ const_int_operand.
+
+2002-02-18 Philip Blundell <pb@nexus.co.uk>
+
+ * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
+ comment.
+ (output_return_instruction): Allow use of LDR to unstack
+ return addresss even for interrupt handlers or when
+ interworking. If compiling for ARMv5, use interworking-safe
+ return instructions by default. Remove duplicated code and
+ lengthy "strcat" sequences.
+
+2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
+ (LINK_EH_SPEC): Define.
+ * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
+
+2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_emit_prologue): Do not set the
+ frame_related flag for call-clobbered registers.
+
+Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
+ (construct_container): Fix handling of SSE operands.
+ (ix86_expand_builtin): Fix handling of 64bit pointers.
+ (mmx_maskmovq_rex): New pattern.
+
+Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * regrename.c (kill_set_value): Handle subregs properly.
+
+2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
+
+ * objc/objc-act.c (handle_impent): Remove leading '*'
+ from objc_class_name.
+
+2002-02-17 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (some_small_symbolic_operand,
+ some_small_symbolic_operand_1, split_small_symbolic_operand,
+ split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
+ Handle small SYMBOL_REFs anywhere, not just inside memories.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/alpha.h (PREDICATE_CODES): Update.
+ * config/alpha/alpha.md (small symbolic operand splitter): Update.
+
+2002-02-17 Roland McGrath <roland@frob.com>
+
+ * config.gcc (powerpc-*-gnu-gnualtivec*,
+ powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
+ * config/rs6000/gnu.h: New file.
+ * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
+ Grok "gnu" in rs6000_abi_name.
+ (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
+ CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
+ Grok -mcall-gnu analogous to -mcall-linux et al.
+ (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
+ LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
+ (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
+
+2002-02-17 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/3444:
+ * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
+ shortening.
+
+2002-02-17 Philipp Thomas <pthomas@suse.de>
+
+ * config/cris/cris.h: Undefine STARTFILE_SPEC and
+ ENDFILE_SPEC before (re)defining them.
+
+2002-02-17 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c: Fix formatting.
+ * config/h8300/h8300.h: Likewise.
+
+2002-02-17 Philipp Thomas <pthomas@suse.de>
+
+ * doc/tm.texi: Explain why empty strings should not be
+ marked for translation.
+
+2002-02-17 Philipp Thomas <pthomas@suse.de>
+
+ * final.c (output_operand_lossage): Changed to accept
+ printf style arguments. Change calls where necessary.
+ * output.h (output_operand_lossage): Change declaration
+ accordingly. Update copyright.
+ * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
+ config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
+ Update copyright date where necessary.
+
+ * config/i386/i386.c (print_operand): Likewise. Remove use of
+ sprintf.
+
+ * config/cris/cris.c (cris_operand_lossage): Likewise.
+ Rename parameter so that exgettext recognizes it as
+ translatable message.
+ (LOSE_AND_RETURN): Rename parameter to msgid.
+
+2002-02-17 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
+ hard coded register number with an appropriate macro.
+ (HARD_REGNO_MODE_OK): Likewise.
+ (ARG_POINTER_REGNUM): Likewise.
+ (STATIC_CHAIN_REGNUM): Likewise.
+ (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
+ * config/h8300/h8300.md (define_constants): Define more
+ register numbers.
+
+2002-02-17 Philipp Thomas <pthomas@suse.de>
+
+ * config/i386/i386.h: Don't mark empty strings for translation.
+
+2002-02-16 H.J. Lu <hjl@gnu.org>
+
+ * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
+
+2002-02-16 Zack Weinberg <zack@codesourcery.com>
+
+ * cppinit.c (merge_include_chains): Check for brack being
+ NULL before attempting to merge it with qtail.
+
+2002-02-16 Andrew Cagney <ac131313@redhat.com>
+
+ * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
+ DBX_DEBUG.
+
+2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa/t-pa, pa/t-pro, som.h: Revert last patch.
+
+2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
+ * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
+ * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
+
+Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
+ now only if !TARGET_FIX.
+ (*movsi_nt_vms_fix): New pattern.
+
+2002-02-16 Douglas B Rupp <rupp@gnat.com>
+
+ * config/alpha/alpha.c: Implement null frame procedure types on VMS.
+ (alpha_procedure_type): Replaces alpha_is_stack_procedure.
+ (alpha_sa_mask, alpha_sa_size): Reflect above change.
+ (alpha_pv_save_size, alpha_expand_prologue): Likewise.
+ (alpha_start_function, alpha_expand_epilogue): Likewise.
+ (unicosmk_gen_dsib): Likewise.
+
+Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
+
+2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
+ check_and_change_labels, s390_final_chunkify): Delete.
+ (s390_split_branches, s390_chunkify_pool): New functions.
+ (s390_function_prologue): Call them.
+
+ * config/s390/s390.h (S390_REL_MAX): Delete.
+ (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
+
+ * config/s390/s390.md (cjump, icjump, jump): Fix length
+ attribute calculation.
+
+
+2002-02-15 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
+ * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
+
+2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
+ * config/pa/pa-linux.h (LIB_SPEC): Likewise.
+ * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
+
+2002-02-15 Richard Sandiford <rsandifo@redhat.com>
+
+ * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
+
+2002-02-15 Richard Sandiford <rsandifo@redhat.com>
+
+ * reload.c (find_dummy_reload): Check that an output register
+ is valid for its mode.
+
+2002-02-14 Alexandre Oliva <aoliva@redhat.com>
+
+ * combine.c (known_cond): After replacing the REG of a SUBREG, try
+ to simplify it.
+
+ * function.c (assign_parms): Demote promoted argument passed by
+ transparent reference.
+
+2001-02-14 Joel Sherrill <joel@OARcorp.com>
+
+ * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
+ -Acpu() and -Amachine() to eliminate warnings.
+
+2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
+
+2002-02-14 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Update the prototype for
+ const_costs.
+ * config/h8300/h8300.c (const_costs): Treat SET as a little
+ more expensive operation.
+ * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
+ reference to const_costs.
+
+2002-02-14 Hans-Peter Nilsson <hp@axis.com>
+
+ * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
+
+2002-02-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/5503:
+ * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
+ use arguments from newtype.
+
+2002-02-13 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c (override_options): Add check for march/mipsX
+ on the same command line. Fix error message in cpu processing.
+ Remove architecture and ISA checks.
+
+2002-02-14 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
+
+ * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
+
+2002-02-14 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
+ alternatives.
+ ("*movv8hi_internal1"): Same.
+ ("*movv16qi_internal1"): Same.
+ ("*movv4sf_internal1"): Same.
+
+ * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
+ not push_reload for altivec modes.
+
+2002-02-13 Joel Sherrill <joel@OARcorp.com>
+
+ * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
+ all RTEMS targets including removal of #includes from config/*/rtems*.h
+ file and adding them to tm_file setting. Added xm_defines=POSIX to
+ many targets.
+ * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
+ * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
+ * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
+ * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
+ * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
+ config/m68k/rtemself.h: Ditto.
+ * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
+ config/mips/rtems64.h: Ditto.
+ * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
+ * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
+ Ditto.
+ * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
+ config/sparc/rtemself.h: Ditto.
+ * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
+ * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
+ arm-rtems stanza closer to other arm-elf targets and made arm-rtems
+ more like arm-elf.
+ * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
+ config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
+ target made more similar to i386-elf.
+ * config/i386/t-rtems-i386: Added soft float support and multilibs.
+ * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
+ be similar to config/m68k/t-m68kelf.
+ * gthr-rtems.h: Encapsulate with extern "C" for C++.
+
+Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * regmove.c (kill_value): Handle subregs.
+
+Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (mul patterns): Allow memory operand to be first;
+ add expanders where needed; fix constraints.
+ (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
+ Allow memory operand to be the first.
+
+ * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
+ operands.
+
+2002-02-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/5681:
+ * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
+ GET_MODE (x).
+
+2002-02-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/5547:
+ * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
+ all valid IA-32 address modes involving non-scaled %ebx and
+ GOT/GOTOFF as displacement.
+
+2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
+ after emitting ltorg insns.
+
+ * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
+ *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
+ *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
+ *abssf2): Fix "op_type" attribute.
+
+2002-02-13 Douglas B Rupp <rupp@gnat.com>
+
+ * mkconfig.sh: Avoid using a subshell redirect.
+ ($output.T): Change to $(output)T.
+ (ENABLE_NLS): Remove unneeded undef.
+
+ * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
+ * config/alpha/x-vms (libsubdir): Define.
+
+ * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
+ register frame procedures. Optimize retrieving context.
+
+ * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
+ (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
+ * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
+
+Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
+ Make same change as for find_base_value.
+
+2002-02-13 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
+ of QImode and SImode.
+
+2002-02-13 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
+ length computation of movsi.
+ * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
+
+2002-02-13 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (subqi3): Tighten the predicate for
+ operands[2] to register_operand.
+
+Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
+
+2002-02-12 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md: Use predicate altivec_register_operand
+ for altivec_lvx* and altivec_stvx*.
+ ("*movv4si_internal"): Add constraint for loading from GPRs.
+ ("*movv8hi_internal1"): Same.
+ ("*movv16qi_internal1"): Same.
+ ("*movv4sf_internal1"): Same.
+
+ * config/rs6000/rs6000.c (altivec_register_operand): New.
+
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Add
+ altivec_register_operand.
+
+2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
+ handle SYMBOL_REF.
+
+2002-02-13 Stan Shebs <shebs@apple.com>
+
+ * c-typeck.c (digest_init): Handle vectors.
+ (really_start_incremental_init): Same.
+ (pop_init_level): Same.
+ (process_init_element): Same.
+
+ * varasm.c (output_constant): Same.
+
+ * expr.c (clear_storage): Same.
+ (store_constructor): Same.
+
+2002-02-12 Eric Christopher <echristo@redhat.com>
+
+ * explow.c (hard_function_value): Add comment explaining
+ signed/unsigned comparison.
+
+2002-02-12 Jakub Jelinek <jakub@redhat.com>
+
+ * jump.c (never_reached_warning): Add finish argument.
+ If finish is NULL, stop on CODE_LABEL, otherwise stop before first
+ real insn after end.
+ * rtl.h (never_reached_warning): Adjust prototype.
+ * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
+ * cfgrtl.c (flow_delete_block): Pass b->end as finish to
+ never_reached_warning.
+
+2002-02-12 Graham Stott <grahams@redhat.com>
+
+ * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
+
+2002-02-12 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
+ logical shifts on H8/300.
+ (shift_alg_si): Improve several shifts on H8/300.
+ (get_shift_alg): Likewise.
+
+2002-02-12 Graham Stott <grahams@redhat.com>
+
+ * config/pa/pa.c (compute_movstrsi_length): Fix typos.
+
+Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
+ Handle #ifdef POINTERS_EXTEND_UNSIGNED.
+
+2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
+ non-CONST_INT through default_assemble_integer.
+ <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
+ <case 8>: Abort for CONST_DOUBLE.
+
+2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
+ is specified.
+ * config/pa/pa-linux.h (LIB_SPEC): Delete.
+ * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
+
+2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
+
+ * config/stormy16/stormy16.md (zero_extendqihi2): New.
+
+2002-02-11 Alexandre Oliva <aoliva@redhat.com>
+
+ * regrename.c (regrename_optimize): Don't accept a
+ part-clobbered register if the replaced register is not part
+ clobbered.
+
+ * calls.c (store_one_arg): In the non-BLKmode non-partial case,
+ take padding into account when computing the argument value.
+
+ * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
+
+ * combine.c (try_combine): Apply substitutions in
+ CALL_INSN_FUNCTION_USAGE too.
+
+2002-02-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (altivec_init_builtins): Handle
+ __builtin_altivec_abs*.
+ (bdesc_abs): New.
+
+ * config/rs6000/rs6000.h (rs6000_builtins): Add
+ ALTIVEC_BUILTIN_ABS*.
+
+ * config/rs6000/altivec.h: Use const char for builtins expecting
+ literals.
+ (vec_abs): New versions for C and C++.
+ (vec_abss): Same.
+
+2002-02-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
+ using Pmode.
+
+2002-02-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
+ constant definition from h8300.md.
+ (FRAME_POINTER_REGNUM): Likewise.
+ * config/h8300/h8300.md (define_constants): Add FP_REG.
+
+2002-02-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (print_operand): Remove redundant code.
+
+2002-02-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
+ * config/h8300/h8300.c (byte_reg): Make it static.
+
+2002-02-10 Richard Henderson <rth@redhat.com>
+
+ PR c/5623
+ * c-typeck.c (incomplete_type_error): Handle flexible array members.
+
+2002-02-10 Richard Henderson <rth@redhat.com>
+
+ PR c++/5624
+ * tree.c (append_random_chars): Don't abort if main_input_filename
+ does not exist.
+
+2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
+
+2002-02-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
+ (pushhi1): Likewise.
+
+2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
+ * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
+
+2002-02-09 David O'Brien <obrien@FreeBSD.org>
+
+ * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
+ remove MASK_VIS.
+ (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
+
+2002-02-09 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
+ a half of an SImode register on H8/300.
+
+Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (movdi_2): Add missing '!'.
+
+2002-02-09 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h: Fix formatting. Remove commented-out
+ definitions.
+
+2002-02-09 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (length): Correct the distance valid
+ for the short branch.
+
+2002-02-09 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (iorhi3): Tighten the predicates.
+
+2002-02-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
+ registers in SImode.
+ (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
+ part-clobbered.
+
+ * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
+ patch.
+
+ Contribute sh64-elf.
+ 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
+ (sh_cannot_modify_jumps_p): New function.
+ 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
+ (sh_ms_bitfield_layout_p): New function.
+ 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
+ Zack Weinberg <zack@codesourcery.com>
+ * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
+ expand_simple_binop instead of expand_binop.
+ 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
+ use of .quad and .uaquad.
+ * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
+ TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
+ 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (movdi_const, movdi_const_32bit,
+ movdi_const_16bit): Make sure all CONSTs have modes.
+ (sym2PIC): Ditto, but by adjusting all callers.
+ * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
+ if the prologue calls the SHmedia argument decoder or register
+ saver.
+ 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
+ (TARGET_ASM_ALIGNED_DI_OP): Likewise.
+ (sh_expand_epilogue): Don't emit USE of return target register.
+ (prepare_move_operands): Legitimize DImode PIC addresses.
+ (sh_media_register_for_return): Skip tr0, used to initialize the
+ PIC register.
+ (sh_expand_prologue): Remove explicit USE of return register.
+ (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
+ CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
+ * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
+ (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
+ (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
+ EXTRA_CONSTRAINT_T.
+ (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
+ (MOVI_SHORI_BASE_OPERAND_P): New.
+ (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
+ (EXTRA_CONSTRAINT_T): Define in terms of them.
+ (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
+ * config/sh/sh.md (movsi_media, movsi_media_nofpu,
+ movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
+ alternatives supporting TARGET_REGS.
+ (UNSPEC_GOTPLT): New constant.
+ (movdi split): Move incrementing of LABEL_NUSES...
+ (movdi_const, movdi_const_32bit): Here. Use
+ MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
+ (movdi_const_16bit): New.
+ (call, call_value) [flag_pic]: Use GOTPLT.
+ (call_pop, call_value_pop): New expands.
+ (call_pop_compact, call_pop_rettramp): New insns.
+ (call_value_pop_compact, call_value_pop_rettramp): New insns.
+ (sibcall) [flag_pic]: Use GOT.
+ (builtint_setjmp_receiver): Remove bogus, unused expand.
+ (GOTaddr2picreg): Implement for SHcompact and SHmedia.
+ (*pt, *ptb, ptrel): New insns.
+ (sym2GOT): Handle DImode GOT.
+ (sym2GOTPLT, symGOTPLT2reg): New expands.
+ (sym2PIC): New expand.
+ (shcompact_return_tramp): Use GOTPLT to return trampoline.
+ (shcompact_return_tramp_i): Use return register explicitly.
+ * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
+ disable flag_reorder_blocks.
+ 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (sibcall_compact): Reorder return, uses and
+ clobbers, for clarity.
+ (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
+ restoring of r0 in macl as MAYBE_DEAD.
+ 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
+ * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
+ alter_subreg all over.
+ (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
+ reload, instead of emitting instructions that would require
+ reloading.
+ (casesi_load_media): Add missing modes.
+ 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
+ as used if the argument decoder is called.
+ 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
+ Pmode, then extend it to DImode if necessary.
+ 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
+ * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
+ constants in FPU-enabled SHmedia, let them be loaded from memory.
+ 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
+ Adjust whitespace in assembly output templates.
+ 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
+ * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
+ mode of if_then_else.
+ 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
+ sh.h.
+ 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
+ Joern Rennecke <amylaar@redhat.com>
+ * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
+ (SUBTARGET_CPP_PTR_SPEC): New.
+ (SUBTARGET_CPP_SPEC): Remove.
+ 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
+ * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
+ Fix typo in previous checkin.
+ 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
+ * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
+ 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
+ Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
+ what single FP register can hold for SHmedia target.
+ 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
+ Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
+ Do not split into SUBREG.
+ 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
+ and added new functions as specified in SH5 ABI r9.
+ 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
+ 8-byte boundary.
+ 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (dump_table): Add const0_rtx in calls of
+ gen_consttable_4 and gen_consttable_8. Emit multiple labels
+ and consttable_window_ends.
+ 2001-06-03 Graham Stott <grahams@redhat,com>
+ * config/sh/sh.md (movdi split): Remove unused variable last_insn.
+ 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (print_operand): Handle floating-point pair,
+ vector and matrix registers.
+ * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
+ vector modes into account.
+ * config/sh/sh.md (movv2sf): Split move between registers into
+ movdf.
+ (movv4sf, movv16sf): Introduce insns that get split only after
+ reload.
+ * config/sh/shmedia.h: Fix Copyright dates.
+ * config/sh/ushmedia.h: Likewise. Move loop counter
+ declarations into conditionals that uses them.
+ (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
+ loop boundary.
+ * config/sh/sshmedia.h: Fix Copyright dates.
+ (sh_media_PUTCFG): Fix constraints.
+ 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
+ ptrmemfunc_vbit_in_delta for SH5.
+ 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
+ * invoke.texi: Likewise.
+ 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
+ GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
+ GCC_pop_shmedia_regs_nofpu): New global symbols.
+ * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
+ * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
+ * config/sh/sh.c (calc_live_regs): Account for PR's saving in
+ compact function with nonlocal labels.
+ (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
+ (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
+ (initial_elimination_offset): Account for their stack space.
+ * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
+ * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
+ movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
+ movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
+ least one of the operands to be a register.
+ (movv2sf): Likewise. Renamed to movv2sf_i.
+ (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
+ prepare_move_operands() before emitting SHmedia insns.
+ 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
+ Don't save nor initialize r12. Don't mis-align the stack.
+ Pad the code with a nop.
+ * config/sh/crti.asm: Don't restore r12. Don't mis-align the
+ stack.
+ 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
+ * gcc/longlong.h (__umulsidi3, count_leading_zeros)
+ [__SHMEDIA__]: Implement.
+ 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md: Set latency of `pt' closer to reality.
+ (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
+ movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
+ Set move, load and store type attributes.
+ * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
+ * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
+ profiling.
+ * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
+ * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
+ * config/sh/sh.c (sh_media_register_for_return): New function.
+ (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
+ branch-target register.
+ (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
+ * config/sh/sh.md (return_media_i): Use any call-clobbered
+ branch-target register.
+ (return_media): If r18 wasn't copied in the prologue, copy it
+ here.
+ * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
+ Clear class FP0_REGS.
+ * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
+ from elf.h.
+ 2001-03-08 DJ Delorie <dj@redhat.com>
+ * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
+ 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
+ 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
+ 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
+ return value correctly for call_cookie.
+ 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/crt1.asm (start): Modified so as to call
+ ___setup_argv_and_call_main.
+ 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
+ SHmedia mode.
+ 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
+ (STRIP_NAME_ENCODING): Use it.
+ (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
+ 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
+ prepare_scc_operands().
+ * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
+ (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
+ 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
+ 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
+ * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
+ used in shcompact_incoming_args.
+ * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
+ change.
+ * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
+ mode.
+ * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
+ Adjust accordingly.
+ * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
+ Simplify. Adjust. Add sanity check.
+ * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
+ FPU_SINGLE_BIT.
+ * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
+ TARGET_SHCOMPACT.
+ (udivsi3, divsi3): Use them.
+ (force_mode_for_call): New insn.
+ (call, call_value, sibcall_value): Emit it before SHcompact
+ calls.
+ 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (call, call_value, sibcall): Make sure the
+ call cookie is non-NULL before taking its value.
+ 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
+ * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
+ 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (shcompact_incoming_args): Set argument memory
+ block.
+ * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
+ * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
+ temporary for stack adjusts. Use MACL and MACH to pass
+ arguments to shcompact_incoming_args.
+ * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
+ clobber r1.
+ * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
+ (nested_trampoline): Load static chain address into r1.
+ * config/sh/sh.md (movdi_media splits): Fix sign-extension.
+ 2001-01-07 Alexandre Oliva <aoliva@redhat.com
+ * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
+ fp_arith_reg_operand().
+ 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (casesi): Sign-extend the first two operands,
+ and use signed compares for them.
+ * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
+ 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
+ ones properly aligned.
+ (find_barrier): Account for extra alignment needed for 8-byte wide
+ constants.
+ (machine_dependent_reorg): Require a label for the second 4-byte
+ constant after an 8-byte one.
+ * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
+ change.
+ 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
+ last_float when switching float modes.
+ * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
+ auto-increment for general-purpose registers.
+ * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
+ result.
+ * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
+ for stack adjust.
+ * config/sh/sh.c (sh_builtin_saveregs): Support using all
+ registers for varargs.
+ 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
+ * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
+ CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
+ (CALL_COOKIE_INT_REG_SHIFT): Adjust.
+ (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
+ call_cookie accordingly.
+ (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
+ (SHCOMPACT_BYREF): Likewise.
+ (SHCOMPACT_FORCE_ON_STACK): New macro.
+ * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
+ (sh_builtin_saveregs): Likewise.
+ * config/sh/lib1funcs.asm (shcompact_call_trampoline,
+ shcompact_incoming_args): Use new shift values. Support
+ sequences of consecutive and non-consecutive pushes/pops.
+ * config/sh/sh.md (return): Don't explicitly use PR_REG.
+ 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
+ * config/sh/sh.h (TEXT_SECTION): Define.
+ * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
+ 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
+ * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
+ return values on FPU-enabled SHmedia.
+ (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
+ FPU-enabled SHmedia.
+ (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
+ value is returned in a non-FP reg and is not returned by
+ reference.
+ * config/sh/sh.md (shcompact_return_tramp_i): Change type to
+ jump_ind.
+ 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
+ (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
+ quad-aligned to be passed by callee-copy reference.
+ 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
+ * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
+ 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
+ copying low-numbered FP regs to r7 and r8.
+ * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
+ FP regs to general-purpose regs only if the copy was passed on the
+ stack.
+ * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
+ copying FP reg to r9.
+ * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
+ copy FP regs to general-purpose regs only in outgoing calls.
+ * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
+ change from 2000-10-30. Adjust for 64-bit (or 32-bit)
+ HOST_WIDE_INT.
+ * config/sh/sh.h (struct sh_args): Document all fields.
+ (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
+ passed partially on the stack should not consider making
+ sibcalls.
+ * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
+ stack_regs only for incoming calls. When passing FP args,
+ make sure there are FP regs available before modifying
+ call_cookie.
+ (SHCOMPACT_BYREF): Pass double args in general-purpose
+ registers by reference.
+ 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
+ attempt to generate sibcalls if the caller got any arguments
+ by reference.
+ * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
+ * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
+ to 8-byte boundaries.
+ * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
+ * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
+ * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
+ stored in the stack.
+ * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
+ for the offsets to have the ISA bit set.
+ (shcompact_call_trampoline): Document. Swap r0 and r1, to match
+ invocation. Use beq instead of bgt to mark end of sequence of
+ loads.
+ (shcompact_incoming_args): Fix store of r2. Use beq instead of
+ bgt to mark end of sequence of stores.
+ * config/sh/sh.c (arith_operand): Don't check whether
+ CONST_OK_FOR_J for now.
+ * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
+ instead of long for conversion.
+ 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (print_operand_address): Convert INTVAL to int
+ before passing it to fprintf.
+ 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
+ Call set_fpscr before reading/writing SR.
+ * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
+ Call set_fpscr.
+ * config/sh/lib1funcs.asm: Add `.align 2' directives before
+ SHmedia code.
+ (FMOVD_WORKS): Define on SH5 with FPU.
+ (set_fpscr): Define on SH5. Remove separate _fpscr_values
+ setting.
+ * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
+ _fpscr_values.
+ 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
+ * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
+ address.
+ (ia_main_table): Ditto.
+ 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
+ * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
+ the definitions from sh.h.
+ * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
+ TARGET_SH5.
+ (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
+ * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
+ * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
+ 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
+ Increment LABEL_NUSES.
+
+ * config/sh/sh.h (SIZE_TYPE): Define as conditional on
+ TARGET_SH5.
+ (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
+ defined.
+ * config/sh/elf.h (SIZE_TYPE): Likewise.
+ * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
+ * config/sh/lib1funcs.asm (shcompact_call_trampoline,
+ shcompact_incoming_args): Load switch table addresses using
+ datalabel.
+ * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
+ (NO_BUILTIN_SIZE_TYPE): Define.
+ (SIZE_TYPE): Don't define.
+ * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
+ * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
+ definition of __SH5__=32 for -m5-compact-nofpu.
+ * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
+ ADDR_DIFF_VEC.
+ 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
+ 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
+ (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
+ (INSN_LENGTH_ALIGNMENT): Likewise.
+ 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (call, call_value, sibcall): Simplify
+ copying of non-branch-target register.
+ 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
+ * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
+ * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
+ 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
+ floating-point values as structs.
+ (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
+ (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
+ general-purpose register.
+ (SH5_PROTOTYPED_FLOAT_ARG): New macro.
+ 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
+ * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
+ * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
+ (ENCODE_SECTION_INFO): Enclose variables and constants in
+ DATALABEL unspecs.
+ (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
+ (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
+ (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
+ * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
+ only for LABEL_REFs. For SYMBOL_REFs, prepend
+ SH_DATALABEL_ENCODING to the symbol name.
+ * config/sh/sh.md (indirect_jump): Use SUBREG instead of
+ convert_mode().
+ 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
+ UNSPEC_DATALABEL.
+ * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
+ * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
+ (DATALABEL_REF_P): Don't require CONST.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
+ REL label.
+ 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
+ right.
+ 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (movsi_media, call, call_value, sibcall):
+ Use shallow_copy_rtx and PUT_MODE to change the mode of
+ SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
+ * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
+ on SHmedia using GENERAL_REGs.
+ * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
+ bltu_media_i): Fix reversion of conditions.
+ 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
+ * config/sh/sh.c (output_far_jump): Save r13 in macl.
+ 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
+ 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
+ (GCC_nested_trampoline): Likewise.
+ * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
+ * config/sh/sh.c (gen_datalabel_ref): Define.
+ * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
+ (INITIALIZE_TRAMPOLINE): Likewise.
+ (TRAMPOLINE_ADJUST_ADDRESS): Define.
+ (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
+ (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
+ (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
+ * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
+ (ic_invalidate): Adjust for SH5.
+ (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
+ * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
+ _nested_trampoline.
+ 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
+ (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
+ 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
+ * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
+ 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (target_reg_operand): Match only target-branch
+ registers and pseudos that aren't virtual registers.
+ * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
+ Copy operands that don't match target_reg_operand to pseudos.
+ (call_media, call_value_media, sibcall_media): Use
+ target_reg_operand instead of target_operand.
+ 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
+ * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
+ * config/sh/sh.c (target_reg_operand): Match hardware registers
+ other than branch-target registers.
+ * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
+ * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
+ (fpscr_values) [SH5 == 32]: Define.
+ * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
+ * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
+ Handle function addresses coming in SUBREGs.
+ 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/lib1funcs.asm (shcompact_call_trampoline,
+ shcompact_return_trampoline): Use datalabel where appropriate.
+ 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
+ general-purpose register to copy one branch-target register to
+ another.
+ 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (target_operand): Accept LABEL_REFs and
+ SYMBOL_REFs with VOIDmode.
+ * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
+ bltu_media_i): New insns.
+ 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
+ (INIT_CUMULATIVE_ARGS): Likewise.
+ 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
+ * machmode.def (V16SFmode): New mode.
+ * c-common.c (type_for_mode): Support V2SF and V16SF.
+ * tree.c (build_common_tree_nodes_2): Likewise.
+ * tree.h (tree_index): Likewise.
+ * calls.c (emit_call_1): Take args_so_far. Adjust all
+ callers. Introduce CALL_POPS_ARGS.
+ * tm.texi (CALL_POPS_ARGS): Document.
+ * config/sh/crt1.asm: Implement in SHmedia mode.
+ * config/sh/crti.asm, config/sh/crtn.asm: Likewise
+ * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
+ (DBX_REGISTER_NUMBER): Renumber registers for SH5.
+ * config/sh/lib1funcs.asm: Disable functions unused in SH5.
+ Implement divsi and udivsi in SHmedia mode. Introduce
+ SHcompact trampolines.
+ * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
+ only in SHmedia64.
+ (regno_reg_class): Rewrite.
+ (fp_reg_names): Remove.
+ (sh_register_names, sh_additional_register_names): New.
+ (print_operand): Added `u'. Support SUBREGs in addresses.
+ Add parentheses around shifted CONSTs.
+ (output_file_start): Output .mode and .abi directives.
+ (shiftcosts, addsubcosts, multcosts): Adjust.
+ (output_stack_adjust): Compute alignment. Sanity-check SIZE.
+ (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
+ (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
+ bytes, not registers. Take into account the need for the
+ SHcompact incoming args trampoline. Adjust all callers.
+ (sh_expand_prologue): Take stack_regs into account. Call
+ incoming args trampoline. Keep stack aligned as per SH5 ABI.
+ (sh_expand_epilogue): Take stack_regs into accoutn. Keep
+ stack aligned as per SH5 ABI.
+ (sh_builtin_saveregs): Support SH5 ABI.
+ (sh_build_va_list, sh_va_start): Likewise.
+ (initial_elimination_offset): Take alignment into account.
+ Compute location of PR according to the SH5 stack frame.
+ (arith_reg_operand): Reject branch-target registers.
+ (shmedia_6bit_operand): New.
+ (logical_operand): Use CONST_OK_FOR_P on SHmedia.
+ (target_reg_operand): Match DImode only. Accept SUBREGs.
+ (target_operand): New.
+ * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
+ (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
+ SIBCALL_REGS for SHmedia.
+ (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
+ (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
+ (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
+ (TARGET_SWITCHES): New SH5 flags.
+ (OVERRIDE_OPTIONS): Set SH5-specific options. Use
+ VALID_REGISTER_P to disable unsupported registers.
+ (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
+ (POINTER_SIZE, PARM_BOUNDARY): Adjust.
+ (FUNCTION_ARG_PADDING): Define.
+ (FASTEST_ALIGNMENT): Adjust.
+ (SH_REGISTER_NAMES_INITIALIZER): New.
+ (sh_register_names): Declare.
+ (DEBUG_REGISTER_NAMES): Define.
+ (REGISTER_NAMES): Define based on sh_register_names.
+ (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
+ (sh_additional_register_names): Declare.
+ (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
+ (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
+ (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
+ (REGISTER_NATURAL_MODE): Define.
+ (FIRST_PSEUDO_REGISTER): Adjust.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
+ (HARD_REGNO_CALL_PART_CLOBBERED): Define.
+ (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
+ (VECTOR_MODE_SUPPORTED_P): Define.
+ (REG_CLASS_CONTENTS): Adjust.
+ (SMALL_REGISTER_CLASSES): Adjust.
+ (REG_ALLOC_ORDER): Adjust.
+ (INDEX_REG_CLASS): Adjust.
+ (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
+ (CONST_OK_FOR_LETTER_P): Adjust.
+ (PREFERRED_RELOAD_CLASS): Adjust.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
+ (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
+ (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
+ (FIRST_FP_PARM_REG): Adjust.
+ (CALL_POPS_ARGS): Define.
+ (FUNCTION_ARG_REGNO_P): Adjust.
+ (struct sh_args): New fields.
+ (GET_SH_ARG_CLASS): Adjust.
+ (INIT_CUMULATIVE_ARGS): Adjust.
+ (INIT_CUMULATIVE_INCOMING_ARGS): Define.
+ (FUNCTION_ARG_ADVANCE): Adjust.
+ (FUNCTION_ARG): Adjust.
+ (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
+ (FUNCTION_ARG_CALLEE_COPIES): Define.
+ (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
+ (STRICT_ARGUMENT_NAMING): Define.
+ (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
+ (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
+ (SH5_WOULD_BE_PARTIAL_NREGS): Define.
+ (SETUP_INCOMING_VARARGS): Adjust.
+ (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
+ (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
+ (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
+ (SUBREG_OK_FOR_INDEX_P): Adjust.
+ (EXTRA_CONSTRAINT_S): Update.
+ (EXTRA_CONSTRAINT_T): New.
+ (EXTRA_CONSTRAINT): Adjust.
+ (GO_IF_LEGITIMATE_INDEX): Adjust.
+ (GO_IF_LEGITIMATE_ADDRESS): Adjust.
+ (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
+ (MOVE_MAX): Adjust.
+ (MAX_MOVE_MAX): Define.
+ (Pmode): Adjust.
+ (CONST_COSTS): Adjust.
+ (REGISTER_MOVE_COST): Adjust.
+ (BRANCH_COST): Adjust.
+ (TEXT_SECTION_ASM_OP): Adjust.
+ (DBX_REGISTER_NUMBER): Adjust.
+ (ASM_OUTPUT_DOUBLE_INT): New.
+ (UNALIGNED_DOUBLE_INT_ASM_OP): New.
+ (PREDICATE_CODES): Adjust.
+ (PROMOTE_MODE): Adjust.
+ (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
+ * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
+ (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
+ (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
+ (DR0_REG, DR2_REG, DR4_REG): Renumber.
+ (TR0_REG, TR1_REG, TR2_REG): New.
+ (XD0_REG): Renumber.
+ (UNSPEC_COMPACT_ARGS): New.
+ (type): Added pt and ptabs.
+ (length): Default to 4 on SHmedia. Default pt length to 12
+ and 20 on SHmedia32 and SHmedia64, respectively.
+ (pt): New function unit.
+ (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
+ Add whitespace between operands of SHmedia instructions.
+ (movdicc): Fix.
+ (adddi3_media, addsi3_media): Adjust constraints.
+ (subsi3) [SHmedia]: Force operand 1 into a register.
+ (udivsi3_i1_media, udivsi3_i4_media): New.
+ (udivsi3): Support SHmedia.
+ (divsi3_i1_media, divsi3_i4_media): New.
+ (divsi3): Support SHmedia.
+ (anddi3, iordi3, xordi3): Adjust constraints.
+ (zero_extendhidi2, zero_extendqidi2): New.
+ (extendsidi2, extendhidi2, extendqidi2): New.
+ (push, pop, push_e, push_fpul, push_4): Disable on SH5.
+ (pop_e, pop_fpul, pop_4): Likewise.
+ (movsi_media): Support FP and BT registers.
+ (movsi_media_nofpu): New. Adjust splits to DImode.
+ (lduw, ldub): Renamed to zero_extend* above.
+ (movqi_media): Fix typo.
+ (movdi_media): Support FP and BT registers.
+ (movdi_media_nofpu): New. Adjust splits for SHmedia32.
+ (movdi_const_32bit): New.
+ (shori_media): Require immediate operand. Use `u' for output.
+ (movdf_media, movsf_media): Simplified.
+ (movdf_media_nofpu, movsf_media_nofpu): New.
+ (movdf, movsf): Adjust
+ (movv2sf, movv2sf, movv16sf): New.
+ (beq_media, beq_media_i): Adjust constraints. Don't use
+ scratch BT register.
+ (bne_media, bne_media_i): Likewise.
+ (bgt_media, bgt_media_i): Likewise.
+ (bge_media, bge_media_i): Likewise.
+ (bgtu_media, bgtu_media_i): Likewise.
+ (bgeu_media, bgeu_media_i): Likewise.
+ (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
+ bunordered): Emit jump insn. Force operands to registers when
+ needed.
+ (jump_media, jump): Simplify.
+ (call_compact, call_compact_rettramp): New.
+ (call_value_compact, call_value_compact_rettramp): New.
+ (call_media, call_value_media): Simplify.
+ (sibcall_compact, sibcall_media): New.
+ (call, call_value): Adjust for SHmedia and SHcompact.
+ (sibcall, sibcall_value, untyped_call): Likewise.
+ (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
+ (indirect_jump): Adjust for SHmedia.
+ (casesi_jump_media): New.
+ (nop): Re-enable for SHmedia.
+ (call_site): Restrict to SH1.
+ (casesi): Adjust for SHmedia.
+ (casesi_shift_media, casesi_load_media): New.
+ (return): Explicitly use PR register. Call return trampoline
+ on SHcompact.
+ (return_i): Explicitly use PR register.
+ (shcompact_return_tramp, shcompact_return_tramp_i): New.
+ (return_media): Adjust.
+ (shcompact_incoming_args): New.
+ (epilogue): Adjust.
+ (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
+ (movstrsi): Disable on SH5.
+ (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
+ (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
+ (subsf3, subsf3_media): Likewise.
+ (mulsf3, mulsf3_media, mac_media): Likewise.
+ (divsf3, divsf3_media): Likewise.
+ (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
+ (floatsisf2, fux_truncsfsi2): Likewise.
+ (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
+ constraints.
+ (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
+ (cmpunsf_media, cmpsf): Likewise.
+ (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
+ (abssf2, abssf2_media): Likewise.
+ (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
+ (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
+ (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
+ (floatsidf2, fix_truncdfsi2): Likewise.
+ (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
+ constraints.
+ (cmpeqdf_media, cmpgtdf_media): Likewise.
+ (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
+ (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
+ (absdf2, absdf2_media): Likewise.
+ (extendsfdf2, extendsfdf2_media): Likewise.
+ (truncsfdf2, truncsfdf2_media): Likewise.
+ * config/sh/sh64.h: New file.
+ * config/sh/t-sh64: New file.
+ * config/sh/shmedia.h: New file.
+ * config/sh/ushmedia.h: New file.
+ * config/sh/sshmedia.h: New file.
+ * configure.in: Added sh64-*-elf.
+ * configure: Rebuilt.
+ 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
+ (reg_class_from_letter): Use `b' for TARGET_REGS.
+ (print_operand): Support `%M', `%m', `AND' and
+ `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
+ (andcosts): Adjust for SHmedia.
+ (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
+ Likewise.
+ (target_reg_operand): New function.
+ * config/sh/sh-protos.h (target_reg_operand): Declare.
+ * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
+ FP registers on SH5.
+ (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
+ on SH4.
+ (TARGET_REGISTER_P): New macro.
+ (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
+ (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
+ (EXTRA_CONSTRAINT_S): New macro.
+ (EXTRA_CONSTRAINT): Adjust.
+ (FLOAT_TYPE_SIZE): Define to 32.
+ (Pmode): DImode on SHmedia.
+ (CONST_COSTS): Adjust for SHmedia literals.
+ (PREDICATE_CODES): Added target_reg_operand.
+ (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
+ * config/sh/sh.md: Remove all attrs from SHmedia insns.
+ (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
+ (cmpdi): Accept SHmedia.
+ (movdicc_false, movdicc_true): New insns.
+ (movdicc): New expand.
+ (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
+ no_new_pseudos.
+ (addsi3_media): Match `S' constraint.
+ (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
+ (negdi2): Expand for SHmedia.
+ (one_cmpldi2): New expand.
+ (zero_extendsidi2): Change from expand to insn.
+ (extendsidi2): Add constraints.
+ (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
+ LD/ST address. Fix SI immediate loading split.
+ (movhi_media, movqi_media, lduw, ldub): New insns.
+ (movhi, movqi): Accept SHmedia.
+ (shori_media, movdi_media): Relax input constraints. Split
+ symbolic constants.
+ (movdf_media, movsf_media): New insn. New split to movdi.
+ (movdf, movsf): Match on SHmedia.
+ (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
+ bgeu_media): New insns and splits. New insns with `_i' suffix.
+ (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
+ (bunordered): New expand.
+ (jump_compact): Renamed from `jump'.
+ (jump_media): New insn.
+ (jump): New expand.
+ (call_media, call_value_media): New insns.
+ (call, call_value): Adjust.
+ (indirect_jump_compact): Renamed from `indirect_jump'.
+ (indirect_jump_media): New insn.
+ (indirect_jump): New expand.
+ (untyped_call, return): Accept SHmedia.
+ (return_media): New insn.
+ (prologue, epilogue, blockage): Accept SHmedia.
+ (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
+ (sunordered): New expand.
+ (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
+ cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
+ (addsf3_media, subsf3_media, mulsf3_media, mac_media,
+ divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
+ fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
+ cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
+ abssf2_media): New insns.
+ (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
+ cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
+ (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
+ floatdidf2, floatsidf2_media, fix_truncdfdi2,
+ fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
+ cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
+ absdf2_media): New insns.
+ (extendsfdf2, truncdfsf2): Adjust for SHmedia.
+ (extendsfdf2_media, truncdfsf2_media): New insns.
+ 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
+ * config/sh/sh.h (CONST_OK_FOR_J): Document.
+ (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
+ * config/sh/sh.md (adddi3): New expand.
+ (adddi3_media, adddi3z_media): New insns.
+ (adddi3_compact): Renamed from adddi3.
+ (addsi3_media): Use add.l r63 to add constant zero.
+ (subdi3): New expand.
+ (subdi3_media): New insn.
+ (subdi3_compact): Renamed from subdi3.
+ (mulsidi3): New expand.
+ (mulsidi3_media): New insn.
+ (mulsidi3_compact): Renamed from mulsidi3.
+ (umulsidi3): New expand.
+ (umulsidi3_media): New insn.
+ (umulsidi3_compact): Renamed from umulsidi3.
+ (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
+ (ashlsi3, ashrsi3, lshrsi3): Use them.
+ (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
+ (ashldi3, ashrdi3, lshrdi3): Use them.
+ (zero_extendsidi2): New expand.
+ (extendsidi2): New insn.
+ (movsi_media): New insn. Split to movdi to load constants.
+ (movsi): Enable for shmedia.
+ (movdi_media): New insn. Use shori_media to load wide constants.
+ (short_media): New insn.
+ (movdi): Enable for shmedia.
+ 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
+ * config/sh/sh.h (CPP_SPEC): Added `m5'.
+ (SUBTARGET_CPP_SPEC): Added `!m5'.
+ (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
+ (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
+ to all other SH variants.
+ (TARGET_DEFAULT): Set to SH1_BIT.
+ (OVERRIDE_OPTIONS): Recognize sh5 CPU.
+ (BITS_PER_WORD): Raise to 64 on shmedia.
+ (MAX_BITS_PER_WORD): Change to 64.
+ (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
+ (INT_TYPE_SIZE): Keep as 32.
+ (UNITS_PER_WORD): Raise to 8 on shmedia.
+ (MIN_UNITS_PER_WORD): Keep as 4.
+ (POINTER_SIZE): Raise to 64 on shmedia.
+ (CONST_OK_FOR_J): New macro.
+ (CONST_OK_FOR_LETTER_P): Use it.
+ (processor_type): Add PROCESSOR_SH5.
+ * config/sh/sh.md: Conditionalize all expands, insns and
+ splits to TARGET_SH1.
+ (cpu): Added sh5.
+ (addsi3_compact): Renamed from...
+ (addsi3): Now an expand.
+ (addsi3_media, subsi3_media): New insns.
+ (subsi3): Don't negate constants with SHmedia.
+
+ * hooks.c: New file.
+ * hooks.h: New file.
+ * Makefile.in (HOOKS_H): New.
+ (TARGET_DEF_H): Added $(HOOKS_H).
+ (OBJS): Added hooks.o.
+ (cfgcleanup.o, bb-reorder.o): Added target.h.
+ (hooks.o): Added dependencies.
+ * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
+ (TARGET_INITIALIZER): this.
+ * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
+ * target.h (struct gcc_target): Added cannot_modify_jumps_p.
+ * bb-reorder.c: Include target.h.
+ (reorder_basic_blocks): Skip if cannot modify jumps.
+ * cfgcleanup.c: Include target.h.
+ (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
+
+2002-02-08 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.md (casesi_internal, casesi_internal_di):
+ Protect jump delay slot instructions with .set noreorder and
+ .set nomacro.
+
+2002-02-08 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.md (casesi_internal_di): Calculate
+ the index into the target offset table correctly.
+
+2002-02-08 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
+ * final.c (output_addr_const): Accept and discard SUBREG.
+ * varasm.c (decode_addr_const): Don't abort on unknown expressions --
+ mark them unknown instead.
+ (simplify_subtraction): Handle RTX_UNKNOWN.
+ (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
+
+2002-02-08 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
+
+2002-02-08 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
+
+2002-02-08 Andreas Jaeger <aj@suse.de>
+
+ * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
+ * config/i386/t-linux64: New file.
+
+2002-02-08 Jakub Jelinek <jakub@redhat.com>
+
+ * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
+ * c-parse.in (compstmt): Clear last_expr_type.
+
+2002-02-07 Richard Henderson <rth@redhat.com>
+
+ * loop.c (strength_reduce): Sink final_value when not
+ eliminating a biv.
+
+2002-02-07 David O'Brien <obrien@FreeBSD.org>
+
+ * config/sparc/freebsd.h: Fix mismatched spec {.
+
+2002-02-07 Richard Henderson <rth@redhat.com>
+
+ * cfgrtl.c: Include recog.h and insn-config.h.
+ (keep_with_call_p): Fix general_operand invocation.
+ * Makefile.in (cfgrtl.o): Update dependencies.
+
+2002-02-07 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
+ comment. Accept HImode only if TARGET_H8300.
+
+2002-02-07 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/crtn.asm: Cleanup #ifdefs.
+
+2002-02-07 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/crti.asm: Add changes for mips16. mips16 uses
+ register 7 as RA instead of $31.
+ * config/mips/crtn.asm: Ditto.
+ * config/mips/mips.c (mips_move_2words): Add case for
+ TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
+ (compute_frame_size): Fix typo.
+ (save_restore_insns): Ditto. Make documentation about using
+ register $7 as return register more precise.
+ (mips_expand_epilogue): Fix comment. Add code to work around not
+ being able to add to the stack pointer directly.
+ * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
+ to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
+ epilogue.
+
+2002-02-07 Tom Rix <trix@redhat.com>
+
+ * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
+ immediates in ldu and stdu DS opcode field.
+ * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
+ * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
+
+2002-02-07 Jeff Sturm <jsturm@one-point.com>
+
+ * config/sparc/sparc.c (compute_frame_size): Don't correct frame
+ offset for stack bias.
+
+2002-02-07 H.J. Lu <hjl@gnu.org>
+
+ * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
+
+2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
+
+Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386-protos.h (x86_order_regs_for_local_alloc): Declare
+ * i386.c (x86_order_regs_for_local_alloc): New global function.
+ * i386.h (REG_ALLOC_ORDER): CLeanup.
+ (ORDER_REGS_FOR_LOCAL_ALLOC): New.
+
+2002-02-07 Richard Henderson <rth@redhat.com>
+
+ PR optimization/2463
+ * alias.c (find_base_value): Recall base values for fixed hard regs.
+ * loop.c (loop_regs_update): Don't use single_set on non-insns.
+
+2002-02-07 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.md (define_delay) [mips16]: Adjust required
+ length.
+
+2002-02-06 Richard Henderson <rth@redhat.com>
+
+ PR c/5609
+ * stmt.c (resolve_operand_name_1): Take more care with mixed
+ named and unnamed operands.
+
+2002-02-06 Janis Johnson <janis187@us.ibm.com>
+ Jan Hubicka <jh@suse.cz>
+
+ * loop.c (remove_constant_addition): Avoid clobbering a shared
+ CONST expression.
+
+2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
+ * config/s390/t-linux64: New file.
+ * config/s390/libgcc-glibc.ver: New file.
+
+2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux64.h: Delete file.
+ * config/s390/s390x.h: New file.
+ * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
+ as target header file.
+ * config/s390/linux.h (TARGET_VERSION): Define depending on
+ DEFAULT_TARGET_64BIT.
+ (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
+ (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
+ (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
+ (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
+ (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
+ (EXTRA_SPEC): New define.
+ * config/s390/s390.h (TARGET_VERSION): Define depending on
+ DEFAULT_TARGET_64BIT.
+ (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
+
+2002-02-06 Jason Merrill <jason@redhat.com>
+
+ * c-decl.c (finish_function): Warn about a non-void function with
+ no return statement and no abnormal exit.
+ (current_function_returns_abnormally): New variable.
+ (start_function): Clear it.
+ (struct c_language_function): Add returns_abnormally.
+ (push_c_function_context): Save it.
+ (pop_c_function_context): Restore it.
+ (builtin_function): Set TREE_THIS_VOLATILE on return fns.
+ (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
+ an explicit return type.
+ * c-tree.h: Declare current_function_returns_abnormally.
+ (C_FUNCTION_IMPLICIT_INT): New macro.
+ * c-typeck.c (build_function_call): Set it.
+ (c_expand_return): Set current_function_returns_value even if the
+ value is erroneous.
+
+2002-02-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/5420:
+ * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
+ unsafe for reevaluation.
+
+2002-02-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/5482:
+ * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
+ EXPR_STMT, but COMPOUND_STMT, recurse into it.
+
+2002-02-06 Richard Henderson <rth@redhat.com>
+
+ * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
+ be a general_operand. Dest for function value must be a pseudo.
+
+2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
+ as SYMBOL_REFs from the constant pool.
+
+2002-02-06 Alexandre Oliva <aoliva@redhat.com>
+
+ * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
+ passed by invisible reference.
+
+2002-02-05 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
+
+2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
+
+ Implement using "base addresses" in insn operands as default.
+ * config/mmix/mmix.c (mmix_conditional_register_usage): if
+ -mabi=gnu, modify fixed_regs to fit the GNU ABI.
+ (mmix_extra_constraint): Use 'R' to indicate that GETA should be
+ used to read the rtx value.
+ (mmix_target_asm_function_epilogue): Fix spacing.
+ (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
+ (mmix_legitimate_address): Ditto.
+ (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
+ should be loaded with a GETA insn. Don't allocate needless extra
+ char for nul termination and fix misleading comment.
+ (mmix_print_operand_address): Handle constants if
+ TARGET_BASE_ADDRESSES.
+ (mmix_output_register_setting): Use base addressing if
+ TARGET_BASE_ADDRESSES and the number of insns is 3.
+ * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
+ * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
+ to use R as constraint, add LDA to match s.
+ * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
+ (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
+ (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
+ (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
+ (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
+ order with other fixed registers.
+ (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
+ other parameter/call-clobbered registers.
+ * doc/invoke.texi (Option Summary) <MMIX Options>: Add
+ -mbase-addresses, -mno-base-addresses.
+ (MMIX Options): Ditto.
+
+2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
+
+2002-02-06 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h: Change elem to _S_elem.
+
+2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/netbsd.h (WCHAR_TYPE): Define.
+ (WCHAR_TYPE_SIZE): Ditto.
+ (WINT_TYPE): Ditto.
+ * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
+ (WCHAR_UNSIGNED): Ditto.
+ (WCHAR_TYPE_SIZE): Ditto.
+ (WINT_TYPE): Ditto.
+ * config/arm/netbsd.h: Likewise.
+ * config/i386/netbsd-elf.h: Likewise.
+ * config/i386/netbsd.h: Likewise.
+ * config/m68k/netbsd-elf.h: Likewise.
+ * config/m68k/netbsd.h: Likewise.
+ * config/ns32k/netbsd.h: Likewise.
+ * config/sparc/netbsd.h: Likewise.
+ * config/vax/netbsd.: Likewise.
+
+2002-02-05 Alexandre Oliva <aoliva@redhat.com>
+
+ * target.h (struct gcc_target): Added ms_bitfield_layout_p.
+ * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
+ (TARGET_INITIALIZER): this.
+ * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
+ (BITFIELD_NBYTES_LIMITED): Markup fix.
+ * tree.h (default_ms_bitfield_layout_p): Declare.
+ (record_layout_info): Added prev_field.
+ * tree.c (default_ms_bitfield_layout_p): New fn.
+ * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
+ PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
+ * stor-layout.c: Include target.h.
+ (start_record_layout): Initialize prev_field.
+ (place_field): Handle MS bit-field layout, and disregard
+ EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
+ PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
+ * Makefile.in (stor-layout.o): Adjust dependencies.
+
+2002-02-05 Jason Merrill <jason@redhat.com>
+
+ * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
+
+2002-02-05 Andreas Jaeger <aj@suse.de>
+
+ * crtstuff.c: Fix comments.
+
+2002-02-05 Richard Henderson <rth@redhat.com>
+
+ PR fortran/3393
+ * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
+ (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
+
+ PR fortran/3392
+ * config/mips/mips.c (function_arg): Handle TImode.
+ (function_arg_advance): Likewise.
+
+2002-02-05 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h (vec_step_help): Rename to
+ __vec_step_help.
+
+2002-02-05 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h: Fix typos.
+
+2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/arm/netbsd.h: Correct a comment.
+
+2002-02-05 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
+ building void typed builtins.
+
+ * config/rs6000/altivec.h (vec_ld*): Fix typos.
+ (vec_step): Implement for C++.
+
+Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
+
+2002-02-04 Richard Henderson <rth@redhat.com>
+
+ * combine.c (nonzero_bits): Re-introduce special case for
+ sp/fp/ap wrt REGNO_POINTER_ALIGN.
+
+2002-02-05 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/extend.texi: Warn about unsupported usage of altivec
+ builtins.
+
+ * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
+ (altivec_predicate_*): New.
+
+ * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
+ Add C++ version of vec_*() functions.
+
+ * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
+ (bdesc_2arg): Remove altivec predicates.
+ (altivec_expand_builtin): Handle predicates.
+ (altivec_init_builtins): Handle predicates.
+ (altivec_expand_predicate_builtin): New.
+
+2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (DO_FRAME_NOTES): Move forward.
+ (store_reg): Revise handling of frame notes.
+ (load_reg): Likewise.
+ (set_reg_plus_d): Likewise.
+ (hppa_expand_prologue): Likewise.
+ (hppa_expand_epilogue): Likewise.
+
+2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
+
+2002-02-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/4475, c++/3780:
+ * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
+ * c-common.h (SWITCH_TYPE): Define.
+ * c-typeck.c (c_start_case): Set SWITCH_TYPE.
+ * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
+ Rename spareness variable to sparseness.
+ (expand_end_case_type): Renamed from expand_end_case, use orig_type
+ if non-NULL instead of TREE_TYPE (orig_index).
+ * tree.h (expand_end_case_type): Renamed from expand_end_case.
+ (expand_end_case): Define using expand_end_case_type.
+ * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
+ to expand_end_case_type.
+ * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
+
+2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
+ (BIGGEST_ALIGNMENT): Change to 128.
+
+2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa32-linux.h (LINK_COMMAND_SPEC): Define.
+
+2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.md (call_internal_reg_64bit): Remove unused variable.
+
+2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.h (machine_function): Add uses_anonymous_args
+ field.
+ (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
+ * config/arm/arm.c (current_function_anonymous_args): Delete,
+ replace uses with cfun->machine->uses_anonymous_args.
+ (arm_reorg): Do not reset uses_anonymous_args.
+
+ * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
+ any geenral register.
+
+2001-02-04 Bernd Schmidt <bernds@redhat.com>s
+
+ * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
+ the entry block.
+
+2002-02-04 Richard Henderson <rth@redhat.com>
+
+ * combine.c (force_to_mode): Remove STACK_BIAS code.
+ (nonzero_bits): Likewise. Replace sp/fp special case with
+ REGNO_POINTER_ALIGN.
+
+ * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
+ (HARD_FRAME_POINTER_REGNUM): New.
+ (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
+ (FIXED_REGS, CALL_USED_REGS): Update.
+ (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
+ (CONDITIONAL_REGISTER_USAGE): Update for HFP.
+ (HARD_REGNO_NREGS): Update for SFP.
+ (STACK_POINTER_OFFSET): Include bias here ...
+ (FIRST_PARM_OFFSET): ... not here.
+ (STACK_BIAS): Remove.
+ (INIT_EXPANDERS): New.
+ (STARTING_FRAME_OFFSET): Do not include bias.
+ (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
+ (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
+ (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
+ * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
+ * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
+ * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
+ (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
+ (MUST_SAVE_REGISTER): Likewise.
+ (sparc_flat_function_prologue): Likewise.
+ (sparc_flat_function_epilogue): Likewise.
+ (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
+ (sparc_init_modes): SFP is GENERAL_REGS.
+ (sparc_builtin_saveregs): SFP does not have bias applied.
+
+2002-02-04 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (current_function_is_thunk): Don't check
+ current_function_is_thunk.
+ (alpha_sa_mask): Distinguish between current_function_is_thunk
+ called from ASM_OUTPUT_MI_THUNK and not.
+ (alpha_does_function_need_gp): Thunks always need gp.
+ (alpha_start_function, alpha_output_function_end_prologue): Likewise.
+ (alpha_output_mi_thunk_osf): New.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
+
+2002-02-04 Richard Sandiford <rsandifo@redhat.com>
+
+ * c-typeck.c (build_c_cast): Warn when qualifiers are added to
+ function types, not when they're taken away.
+
+Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
+
+ * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
+ CODE_LABEL and jump table when replacing a table jump with a
+ simple jump.
+
+2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (legitimize_la_operand,
+ s390_secondary_input_reload_class, s390_plus_operand,
+ s390_expand_plus_operand): Add prototypes.
+
+ config/s390/s390.c (s390_secondary_input_reload_class,
+ s390_plus_operand, s390_expand_plus_operand): New functions.
+
+ (struct s390_address): New member 'pointer'.
+ (s390_decompose_address): Compute it.
+ (legitimate_la_operand_p): Use it.
+ (legitimize_la_operand): New function.
+ (movti, movdi, movdf splitters): Call it.
+
+ config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
+ (PREDICATE_CODES): Add s390_plus_operand.
+
+ config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
+ (la_ccclobber): Allow GENERAL_REGS as output operand.
+
+ (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
+ *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
+ (*la_64, *la_31, reload_indi, reload_insi): ... these.
+
+2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
+ register names for regular asm () construct.
+
+2002-02-04 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
+ registers.
+
+2002-02-04 Jakub Jelinek <jakub@redhat.com>
+
+ * combine.c (recog_for_combine): Create a dummy insn with PATTERN
+ pat for recog.
+
+2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
+
+ * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
+ constant pool to be identical by string address and index.
+
+2002-02-04 Anthony Green <green@redhat.com>
+
+ * output.h (SECTION_OVERRIDE): Define.
+ * varasm.c (named_section): Obey SECTION_OVERRIDE.
+
+2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
+ by existing arm*-*-netbsd* (a.out) target.
+ (ns32k-*-netbsdelf*): Likewise.
+ (sparc-*-netbsdelf*): Likewise.
+ (vax-*-netbsdelf*): Likewise.
+
+2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
+ headers and libobjc headers.
+
+2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
+
+ * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
+ (_mingw.h): Remove duplicate include.
+
+2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc: Set cpu_type to m68k for 68010, as well.
+ (m68010-*-netbsdelf*): New...
+ (m68k*-*-netbsdelf*): ...targets.
+ * config/m68k/netbsd-elf.h: New file.
+
+2002-02-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (hand_list): Move inside function_arg.
+
+2002-02-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (h8_push_ops): Move inside
+ h8300_init_once.
+ (h8_pop_ops): Likewise.
+ (h8_move_ops): Likewise.
+
+2002-02-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (os_task): Make it static.
+ (monitor): Likewise.
+ (pragma_saveall): Likewise.
+
+2002-02-02 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
+ constant is a valid sign-extension for Pmode.
+
+2002-02-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c: Fix formatting.
+
+2002-02-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md: Fix formatting.
+
+2002-02-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (one_cmpl patterns): Tighten the
+ predicates of operands[1]. Split the patterns for each
+ processor variant.
+
+2002-02-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (xor patterns): Tighten the predicates
+ of operands[1] to register_operand.
+
+2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
+ * cpphash.c (_cpp_init_hashtable): Similarly.
+ * cppinit.c (cpp_create_reader): Default the signed_char flag.
+ (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
+ (COMMAND_LINE_OPTIONS): Recognize -f{un,}signed-char.
+ (cpp_handle_option): Handle the new options.
+ * cpplex.c (cpp_interpret_charconst): Use new flag.
+ * cpplib.h (struct cpp_options): New member signed_char.
+ * gcc.c (cpp_unique_options): Remove %c spec and documentation.
+ (cpp_options): Handle -fsigned-char and -funsigned-char.
+ (static_specs): Remove signed_char_spec.
+ (do_spec1): Don't handle %c.
+ * system.h: Poison SIGNED_CHAR_SPEC.
+ * tradcif.y (yylex): Use flag_signed_char.
+ * tradcpp.h (flag_signed_char): New.
+ * tradcpp.c (flag_signed_char): New.
+ (main): Handle new command-line options.
+ (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
+config:
+ * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
+ * avr/avr.h: Remove old comments.
+ * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
+ (CC1_SPEC): Pass -fsigned-char if -mic*.
+ (SIGNED_CHAR_SPEC): Remove.
+doc:
+ * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
+
+2002-02-01 Eric Christopher <echristo@redhat.com>
+
+ From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
+ * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
+ * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
+ (ASM_OUTPUT_REG_POP): Ditto.
+
+2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
+ patch.
+
+2002-02-02 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
+
+2002-02-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/5304:
+ * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
+ unconditionally.
+
+2002-02-01 Janis Johnson <janis187@us.ibm.com>
+
+ * cfganal.c: Include tm_p.h.
+ (keep_with_call_p): Fix the test that determines if a register holds
+ the return value of a call.
+
+2002-02-01 DJ Delorie <dj@redhat.com>
+
+ * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
+ we are given conflicting registers, switch to the other one we
+ had allocated for us.
+ * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
+ as TImode so we know when the "other" register is available.
+
+2002-02-01 David O'Brien <obrien@FreeBSD.org>
+
+ * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
+ sparc/sparc_bi.h.
+
+2002-02-01 Janis Johnson <janis187@us.ibm.com>
+
+ * cfganal.c (keep_with_call_p): New function.
+ (flow_call_edges_add): Prevent splitting a block between a call and
+ a single-set instruction that should be kept in the same block.
+
+2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * doc/install.texi (avr): Update outdated URL.
+
+2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
+
+ * config/stormy16/stormy16.md (pushqi): New.
+ (popqi): New.
+ (pushhi): New.
+ (pophi): New.
+ (movhi): Remove stack operands.
+ (movqi): Likewise.
+ * config/stormy16/stormy16.h (PREDICATE_CODES): Add
+ nonimmediate_nonstack_operand.
+ * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
+ New.
+ * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
+ New.
+
+2002-01-31 Jason Merrill <jason@redhat.com>
+
+ * Makefile.in (c-parse.c): Handle .output file.
+ * objc/Make-lang.in (objc-parse.c): Likewise.
+
+2002-02-01 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
+ the -me[lb] option is given. Don't output the default flag
+ twice.
+
+2002-01-31 Zack Weinberg <zack@codesourcery.com>
+
+ * c-lex.c (yyparse): Call debug_hooks->start_source_file for
+ the primary source file; this has not been done yet.
+ * c-decl.c (c_expand_body): Reset input_filename from
+ DECL_SOURCE_FILE (fndecl) before calling init_function_start.
+
+2002-01-31 Kazu Hirata <kazu@hxi.com>
+
+ * rtlanal.c (subreg_regno_offset): Do not use
+ SUBREG_REGNO_OFFSET.
+ * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
+ * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
+
+2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
+ version rather than GNATS version in --version output.
+
+2002-01-31 Richard Sandiford <rsandifo@redhat.com>
+
+ * ifcvt.c (noce_process_if_block): Make a copy of the destination
+ when copying back from a temporary.
+
+2002-01-30 Richard Henderson <rth@redhat.com>
+
+ * ifcvt.c (dead_or_predicable): Handling merging when other_bb
+ and new_dest are the same.
+
+2002-01-30 Richard Henderson <rth@redhat.com>
+
+ PR opt/5076
+ * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
+ * rtl.c (note_insn_name): Update.
+ * emit-rtl.c (remove_unnecessary_notes): Kill it.
+ * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
+ to perform loop rotation.
+ (expand_exit_loop_top_cond): New.
+ * tree.h (expand_exit_loop_top_cond): Declare it.
+ * c-semantics.c (genrtl_while_stmt): Use it.
+ (genrtl_for_stmt): Likewise.
+
+2002-01-30 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
+ arguments to 64-bit boundaries on 64-bit ABIs.
+
+2002-01-30 Steve Ellcey <sje@cup.hp.com>
+
+ * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
+
+2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * c-decl.c (grokdeclarator): Handle type being a typedef for an
+ invalid type.
+
+2002-01-30 David O'Brien <obrien@FreeBSD.org>
+
+ * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
+ * config/sparc/sparc_bi.h: Remove file.
+ * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
+
+2002-01-30 Richard Henderson <rth@redhat.com>
+
+ * sched-deps.c (sched_analyze): Make a call read the frame pointer.
+
+2002-01-30 Zack Weinberg <zack@codesourcery.com>
+
+ * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
+
+2002-01-30 Jason Merrill <jason@redhat.com>
+
+ * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
+ (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
+ (reg_save): Use DW_CFA_offset_extended_sf instead.
+
+ * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
+
+2002-01-29 Jakub Jelinek <jakub@redhat.com>
+
+ * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
+ in cselib_lookup.
+
+2002-01-29 Aldy Hernandez <aldyh@redhat.com>
+
+ * rs6000.md ("*call_value_local32"): Remove constraints.
+ ("*call_value_local64"): Same.
+ ("*call_value_indirect_nonlocal_aix32"): Same.
+ ("*call_value_nonlocal_aix32"): Same.
+ ("*call_value_indirect_nonlocal_aix64"): Same.
+ ("*call_value_nonlocal_aix64"): Same.
+ ("*call_value_nonlocal_sysv"): Same.
+
+2002-01-29 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
+
+2002-01-29 Richard Henderson <rth@redhat.com>
+
+ * expr.c (force_operand): Ignore flag_pic for detecting pic
+ address loads.
+ * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
+ for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
+ * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
+ instead of open-coded loop.
+ * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
+ be fixed when in use.
+
+2002-01-29 Richard Henderson <rth@redhat.com>
+
+ * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
+ * sched-rgn.c (propagate_deps): Update them.
+ * sched-deps.c (sched_analyze_insn): Update them. Flush the
+ clobbers list when either gets too long.
+
+2002-01-29 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
+ and INDEX_REGS the same as GENERAL_REGS.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
+
+2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * tree.c (build_nonstandard_integer_type): Correct prototype.
+
+2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md (movstrsico, movstrdix_64,
+ movstrsix_31): Remove, replace by ...
+ (movstrdi_short, movstrsi_short, movstrdi_long,
+ movstrsi_long): ... these. New.
+ (movstrdi, movstrsi): Adapt.
+
+ (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
+ ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
+ Remove unnecessary CC clobber.
+ (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
+ *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
+
+ (divmoddi4): Don't partially initialize TImode register.
+
+2002-01-29 Geoffrey Keating <geoffk@redhat.com>
+
+ * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
+
+2002-01-29 Richard Henderson <rth@redhat.com>
+
+ * flow.c (print_rtl_and_abort): Remove.
+ (print_rtl_and_abort_fcn): Remove.
+ (verify_local_live_at_start): Use dump_bb instead.
+ (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
+ (verify_wide_reg_1): Return 2 on mode test failure.
+
+2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR c/3325, c/3326, c/2511, c/3347
+ * c-decl.c (enum_decl_context): Remove BITFIELD.
+ (grokdeclarator): Take bitfield width as an input.
+ Ensure bitfields are given the correct type. Perform
+ bitfield width validation with build_bitfield_integer_type
+ rather than waiting for finish_struct.
+ (grok_typename, grok_typename_in_parm_context, start_decl,
+ push_parmdecl, grokfield, start_function): Update calls to
+ grokdeclarator.
+ (build_bitfield_integer_type): New function.
+ (finish_struct): Move bitfield validation to grokdeclarator
+ and build_bitfield_integer_type.
+ * tree.c (build_nonstandard_integer_type): New function.
+ * tree.h (build_nonstandard_integer_type): New prototype.
+objc:
+ * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
+
+2002-01-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR other/1502:
+ * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
+ don't ignore unrecognized -W* options.
+ (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
+ * cpplib.h (cpp_handle_option): Adjust prototype.
+ * c-decl.c (c_decode_options): Pass 0 as last argument to
+ cpp_handle_option.
+
+ PR c/2896:
+ * gcc.c (cpp_unique_options): Split from cpp_options.
+ (cpp_options): Source cpp_unique_options.
+ (default_compilers): Use cpp_unique_options instead of cpp_options
+ when used together with cc1_options.
+ (static_specs): Add cpp_unique_options.
+ * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
+ when used together with cc1_options.
+
+2002-01-29 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Update the prototype of
+ output_a_shift.
+ * config/h8300/h8300.c (output_a_shift): Remove an unused
+ argument 'insn'. Remove redundant code.
+ * config/h8300/h8300.md: Adust to the new prototype of
+ output_a_shift.
+
+2002-01-29 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Update the prototypes of
+ emit_a_rotate and expand_a_rotate.
+ * config/h8300/h8300.c (emit_a_rotate): Change the type of the
+ first argument to 'enum rtx_code'.
+ (expand_a_rotate): Likewise.
+
+2002-01-28 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Update the prototype of
+ output_simode_bld.
+ * config/h8300/h8300.c (output_simode_bld): Remove an argumen
+ 'log2'.
+ * config/h8300/h8300.md: Adjust to the new prototype.
+
+2002-01-28 Kazu Hirata <kazu@hxi.com>
+
+ * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
+ redundant code.
+
+2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
+ is a fixed register before returning pic_offset_table_rtx.
+ * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
+ when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
+
+2002-01-28 Jason Merrill <jason@redhat.com>
+
+ * dwarf2.h: Sync with src version.
+
+2002-01-28 Paul Koning <pkoning@equallogic.com>
+
+ * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
+ BT_FN_VOID_PTR_VAR.
+ * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
+ * doc/extend.texi (__builtin_prefetch): Update documentation:
+ first argument is now const void ptr.
+
+2002-01-28 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Remove an unused prototype.
+
+2002-01-28 Roman Zippel <zippel@linux-m68k.org>
+
+ * toplev.c (lang_independent_init): Round up identifier size.
+
+2002-01-28 Richard Earnshaw <rearnsha@arm.com>
+
+ * config.gcc: Revert previous change.
+
+2002-01-28 Andris Pavenis <pavenis@latnet.lv>
+
+ * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
+
+2002-01-28 Richard Earnshaw <rearnsha@arm.com>
+
+ * config.gcc (*-*-netbsdelf*): Set up generic parameters.
+ (*-*-netbsd*): Always use collect2. Remove collect2 settings from
+ other non-elf netbsd config frags.
+ * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
+ collect2 will does that.
+ * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
+ shared-lib frobbing will work.
+
+2002-01-28 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h: Fix formatting.
+ * config/h8300/h8300.md: Likewise.
+
+2002-01-28 Loren J. Rittle <ljrittle@acm.org>
+
+ * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
+ the old, removed AAA_standards fix.
+ * fixinc/fixincl.x: Rebuilt.
+
+2002-01-28 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
+ atexit call in crtbegin, hooked in after call to frame_dummy;
+ register EH before registering __fini__start.
+
+2002-01-28 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.h: Remove spurious semicolons.
+
+2002-01-27 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md: Replace dead bit extraction patterns
+ with ones that work.
+
+Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
+ if not STRICT_ALIGNMENT.
+ * rtl.h (MEM_ALIGN): Likewise.
+
+2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * doc/invoke.texi (-fdump-translation-unit): Revert this
+ patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+2002-01-27 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (define_constants): New.
+ (anonymous patterns) Use defined constants appropriately.
+
+2002-01-27 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (function_arg): Remove redundant code.
+
+2002-01-26 Richard Henderson <rth@redhat.com>
+
+ * sched-deps.c (reg_pending_uses_head): New.
+ (reg_pending_barrier): Rename from reg_pending_sets_all.
+ (find_insn_list): Don't mark inline.
+ (find_insn_mem_list): Remove.
+ (add_dependence_list, add_dependence_list_and_free): New.
+ (flush_pending_lists): Replace only_write param with separate
+ for_read and for_write parameters. Update all callers. Use
+ add_dependence_list_and_free.
+ (sched_analyze_1): Do not add reg dependencies here; just set
+ the pending bits. Use add_dependence_list.
+ (sched_analyze_2): Likewise.
+ (sched_analyze_insn): Replace schedule_barrier_found with
+ reg_pending_barrier. Add all dependencies for pending reg
+ uses, sets, and clobbers.
+ (sched_analyze): Don't add reg dependencies for calls, just
+ set pending bits. Use regs_invalidated_by_call. Treat
+ sched_before_next_call as a normal list, not a fake insn.
+ (init_deps): No funny init for sched_before_next_call.
+ (free_deps): Free pending mems lists. Don't zero reg_last.
+ (init_deps_global): Init reg_pending_uses.
+ (finish_deps_global): Free it.
+ * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
+ (find_insn_mem_list): Remove.
+ * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
+ (propagate_deps): Use them. Zero temp mem lists.
+
+2002-01-26 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (CRTSTUFF_CFLAGS): New.
+ (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
+ * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
+ crtstuff.c instead of alpha assembly version.
+ * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
+ entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
+ not FORCE_{INIT,FINI}_SECTION_ALIGN.
+ (__do_global_dtors_aux): Mark used.
+ (frame_dummy, __do_global_ctors_aux): Mark used.
+ (fini_dummy, init_dummy): Remove.
+
+ * config/alpha/crtbegin.asm: Remove file.
+ * config/alpha/crtend.asm: Remove file.
+ * config/alpha/t-crtbe: Remove file.
+ * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
+ (LINK_EH_SPEC): New.
+
+ * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
+ FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
+ calling constructors.
+ * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
+
+ * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
+ * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
+ CRT_END_INIT_DUMMY hack.
+ * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
+ FORCE_{INIT,FINI}_SECTION_ALIGN.
+
+ * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
+ FORCE_{INIT,FINI}_SECTION_ALIGN.
+
+ * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
+ invocation sequence.
+ * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
+
+ * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
+ (FORCE_CODE_SECTION_ALIGN): New.
+
+2002-01-26 Richard Henderson <rth@redhat.com>
+
+ * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
+
+2002-01-26 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
+ (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
+
+2002-01-26 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md: Remove bit extraction patterns that
+ cannot be triggered.
+ Restrict each bit extraction pattern to a variant on which the
+ pattern is tested.
+
+2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/include/texinfo.tex: Update to version 2002-01-04.07.
+
+2002-01-26 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md: Remove bit test patterns that cannot
+ be triggered.
+ Restrict each bit test pattern to a variant on which the
+ pattern is tested.
+
+2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_strncat): Remove redundant check for
+ INTEGER_CST.
+
+2002-01-25 David O'Brien <obrien@FreeBSD.org>
+
+ * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
+ default setting.
+ * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
+ existing setting.
+
+2002-01-25 Geoffrey Keating <geoffk@redhat.com>
+
+ * dbxout.c (dbxout_init): Use assemble_name rather than just
+ stripping off the first character.
+ (dbxout_source_file): Likewise.
+
+2002-01-25 DJ Delorie <dj@redhat.com>
+
+ * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
+ using rtx_equal_p, not by comparing pointers.
+
+2002-01-25 Steve Ellcey <sje@cup.hp.com>
+
+ * emit-rtl.c (gen_rtx_REG): Always return the same rtx
+ for PIC_OFFSET_TABLE_REGNUM.
+ (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
+
+2002-01-25 David O'Brien <obrien@FreeBSD.org>
+
+ * config.gcc (x86_64-*-freebsd*): New target.
+ (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
+ value.
+ (i[34567]86-*-freebsd*): Don't include svr4.h.
+ * config/i386/freebsd64.h: New file.
+
+2002-01-25 Douglas B Rupp <rupp@gnat.com>
+
+ * config/alpha/x-vms (version): Make static.
+
+ * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
+ in previous checkin.
+
+ * Makefile.in (install-headers-cp): New target.
+ * config.gcc (alpha-dec-*vms*): Install headers with
+ install-headers-cp
+
+Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
+ avoid it's copies.
+
+Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
+ of compare_tree_int.
+ (expand_builtin_strncat): Likewise.
+ * c-decl.c (finish_struct): Use tree_low_cst.
+ * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
+ * tree.c (compare_tree_int): Likewise.
+
+2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
+ adjustments even if they are implemented by more than two insns.
+
+Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
+ * df.h (struct ref): Kill B.
+ (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
+
+ * basic-block.h (PROP_EQUAL_NOTES): New flag.
+ * flow.c (propagate_one_insn): Use it.
+ (mark_used_regs): Handle NIL.
+
+2002-01-25 Geoffrey Keating <geoffk@redhat.com>
+
+ * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
+ to help folding.
+
+2002-01-25 David Edelsohn <edelsohn@gnu.org>
+
+ * rs6000.md (prefetch): Make address V4SI mode so that the address
+ is restricted to legitimate form for instruction.
+
+2002-01-25 Bob Wilson <bob.wilson@acm.org>
+
+ * doc/install.texi (xtensa-*-elf): New target.
+ (xtensa-*-linux*): New target.
+ * doc/contrib.texi: Add myself.
+
+2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
+ purpose register to hold an SImode (or smaller) value.
+
+2002-01-25 Jakub Jelinek <jakub@redhat.com>
+
+ * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
+ registry only.
+ * crtstuff.c: Likewise.
+
+2002-01-25 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (negation patterns): Tighten
+ predicates to register_operand.
+
+2002-01-24 Aldy Hernandez <aldyh@redhat.com>
+
+ * loop.c (emit_prefetch_instructions): Use the prefetch insn's
+ mode, not Pmode.
+
+ * builtins.c (expand_builtin_prefetch): Same.
+
+2002-01-24 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
+ modes.
+
+2002-01-24 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (print_operand): Remove support for
+ operand character 'A'.
+ * config/h8300/h8300.md (three anonymous patterns): Replace
+ operand character 'A' with either 'T' or 'S'.
+
+2002-01-24 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (print_operand): Remove support for
+ operand character 'U'.
+
+2002-01-24 Andris Pavenis <pavenis@latnet.lv>
+
+ * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
+
+2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
+ values to be assigned to the stack pointer.
+
+2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
+
+ * emit_rtl.c (gen_lowpart_common): Conversion from const_int
+ to const_double needs to be done right for big-endian systems.
+
+2002-01-24 Jason Merrill <jason@redhat.com>
+
+ PR c++/2432
+ * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
+ to can_throw_internal.
+
+2002-01-23 Richard Henderson <rth@redhat.com>
+
+ * fold-const.c (fold): Change UINT_MAX test to check vs precision
+ rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
+
+2002-01-24 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
+ (symGOT2reg): Use them, then set as GOT value as unchanging.
+ (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
+ as a temporary, if possible.
+ (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
+ sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
+
+2002-01-23 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
+ accept to accept 0x80 as operands[2].
+
+2002-01-24 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
+
+2002-01-23 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
+
+2002-01-23 Aldy Hernandez <aldyh@redhat.com>
+
+ * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
+ (parmlist_or_identifiers_1): Verify that only a parmlist follows
+ an attribute.
+
+2002-01-23 Richard Henderson <rth@redhat.com>
+
+ * expr.c (move_by_pieces_1): Extend size before negation.
+
+ * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
+ (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
+ (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
+ * config/m68k/t-m68kelf: Likewise.
+
+2002-01-23 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/elf.h: New file.
+ * config/xtensa/lib1funcs.asm: New file.
+ * config/xtensa/lib2funcs.S: New file.
+ * config/xtensa/linux.h: New file.
+ * config/xtensa/t-xtensa: New file.
+ * config/xtensa/xtensa-config.h: New file.
+ * config/xtensa/xtensa-protos.h: New file.
+ * config/xtensa/xtensa.c: New file.
+ * config/xtensa/xtensa.h: New file.
+ * config/xtensa/xtensa.md: New file.
+ * config.gcc (xtensa-*-elf*): New target.
+ (xtensa-*-linux*): New target.
+ * cse.c (canon_hash): Compare rtx pointers instead of register
+ numbers. This is required for the Xtensa port.
+ * integrate.c (copy_insn_list): Handle case where the static
+ chain is in memory and the memory address has to be copied to
+ a register.
+ * doc/invoke.texi (Option Summary): Add Xtensa options.
+ (Xtensa Options): New node.
+ * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
+
+2002-01-23 Zack Weinberg <zack@codesourcery.com>
+
+ * diagnostic.c (internal_error): Do ICE suppression only
+ when ENABLE_CHECKING is not defined.
+
+ * c-typeck.c (require_complete_type): Return error_mark_node
+ if type is error_mark_node.
+
+2002-01-23 Janis Johnson <janis187@us.ibm.com>
+
+ * toplev.c (process_options): Disable -fprefetch-loop-arrays with
+ -Os and issue a warning.
+
+2002-01-23 Zack Weinberg <zack@codesourcery.com>
+
+ * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
+ current (lack of) need for host configuration by hand.
+
+ * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
+ references. Documentation of some target macros moved from
+ hostconfig.texi to tm.texi.
+
+2002-01-23 Will Cohen <wcohen@redhat.com>
+
+ * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
+ defined.
+
+2002-01-23 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
+ operand[3].
+
+2002-01-23 Jason Merrill <jason@redhat.com>
+
+ * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
+
+ * function.c (assign_parms): Don't put args of inline functions
+ into registers when not optimizing.
+
+2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
+ (prologue_use): New pattern.
+ * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
+ preference to gen_rtx_USE.
+ (thumb_expand_prologue): Use gen_prologue_use in preference to
+ gen_rtx_USE.
+ (thumb_expand_epilogue): Use gen_prologue_use in preference to
+ gen_rtx_USE.
+
+2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
+
+2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR c/3504
+ * doc/extend.texi: Correct documentation of __alignof__.
+
+2002-01-22 Zack Weinberg <zack@codesourcery.com>
+
+ * params.h: Rename arguments of DEFPARAM so that it will be
+ recognized as a translation keyword.
+
+2002-01-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * extend.texi: Document altivec functions.
+ Fix N-bit adjectives in X86 builtin documentation.
+
+2002-01-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
+ auto_inc_dec values.
+
+2002-01-22 Richard Earnshaw <rearnsha@arm.com>
+
+ * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
+ after backslash.
+ (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
+
+2002-01-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
+
+2002-01-22 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
+ copy_insn not copy_rtx.
+
+2002-01-23 Alan Modra <amodra@bigpond.net.au>
+
+ * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
+ "nonzero" as that might add "1" bits. Ensure "constop" is
+ properly sign extened.
+ (force_to_mode): Tweak for sign extended constop.
+
+2002-01-22 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
+ for_each_rtx instead of assuming we're already looking at the MEM.
+ (split_small_symbolic_mem_operand): Likewise.
+ * config/alpha/alpha.h (PREDICATE_CODES): Update.
+ * config/alpha/alpha.md (small symbolic memory splitters): Update.
+
+2002-01-22 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
+ sequence number for the literal.
+ (divmoddi_internal_er): Likewise.
+
+2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ PR java/4972
+ * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
+ in LIBICONV variable.
+ * configure: Regenerated.
+
+2002-01-22 Krister Walfridsson <cato@df.lth.se>
+
+ * dependence.c (build_def_use): Remove array_idx.
+
+ * dwarfout.c (last_filename): Remove.
+ (output_compile_unit_die): Remove last_filename.
+
+2002-01-22 Roger Sayle <roger@eyesopen.com>
+ Richard Henderson <rth@redhat.com>
+
+ PR opt/3640
+ * fold-const.c (fold): Optimize unsigned comparisons against
+ UINT_MAX (and similar unsigned constants).
+
+2002-01-22 Janis Johnson <janis187@us.ibm.com>
+
+ * Makefile.in (loop.o): Depend on OPTABS_H.
+ * loop.c (emit_prefetch_instructions): Check the prefetch operand
+ against the predicate.
+
+ PR target/5379
+ * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
+ for the address operand.
+
+2002-01-22 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
+
+2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ PR other/5450
+ * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
+ preprocessor flags.
+
+2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config.gcc (x86_64-*-netbsd*): New target.
+ * config/i386/netbsd64.h: New file.
+
+2002-01-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * regrename.c (kill_value): Fix typo.
+
+2002-01-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/tm.texi: Remove STARTING_FRAME_PHASE.
+
+ * config/rs6000/rs6000.h: Same.
+
+ * function.c (instantiate_virtual_regs): Remove
+ STARTING_FRAME_PHASE.
+ (assign_stack_local_1): Same.
+ Calculate frame phase.
+
+2002-01-22 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
+ variable declaration to outer scope in order to simplify
+ future extensions.
+ (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
+ arm_hard_regno_mode_ok.
+ * config/arm/arm-protos.h: Add a prototype for
+ arm_hard_regno_mode_ok.
+ * config/arm/arm.c (soft_df_operand): Remove now redundant
+ check for DImode values using IP_REGNUM.
+ (nonimmediate_soft_df_operand): Remove now redundant check for
+ DImode values using IP_REGNUM.
+ (arm_hard_regno_mode_ok): New function. New check: make sure
+ that DImode values are not stored in IP_REGNUM.
+
+ * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
+ note with a USE.
+ (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
+
+2002-01-22 Jason Merrill <jason@redhat.com>
+
+ * c-semantics.c (genrtl_compound_stmt): Only check nesting
+ consistency if this COMPOUND_STMT is scoped.
+
+2002-01-22 Kazu Hirata <kazu@hxi.com>
+
+ * predict.c: Fix formatting.
+ * print-tree.c: Likewise.
+ * protoize.c: Likewise.
+ * real.h: Likewise.
+ * rtl.h: Likewise.
+ * sbitmap.h: Likewise.
+ * scan.c: Likewise.
+ * sched-deps.c: Likewise.
+ * sched-vis.c: Likewise.
+ * sdbout.c: Likewise.
+ * sibcall.c: Likewise.
+ * ssa.c: Likewise.
+ * ssa-ccp.c: Likewise.
+ * ssa-dce.c: Likewise.
+ * stmt.c: Likewise.
+ * stor-layout.c: Likewise.
+ * system.h: Likewise.
+
+Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
+ if fits in bounds of base type.
+
+ * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
+ (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
+ (add_bound_info, default): If can't find a context, make a
+ SAVE_EXPR.
+ (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
+
+2002-01-22 Hans-Peter Nilsson <hp@axis.com>
+
+ * c-typeck.c (parser_build_binary_op): If result from
+ build_binary_op is ERROR_MARK just return error_mark_node without
+ further processing.
+
+2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
+
+ * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
+ Split a.out-specific bits into...
+ * config/netbsd-aout.h: ...this.
+ * config/netbsd-elf.h: New file.
+ * config/alpha/netbsd-elf.h: Remove.
+ * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
+ * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
+ (STARTFILE_SPEC): Remove redundant definition.
+ (ENDFILE_SPEC): Likewise.
+ (LINK_SPEC): Likewise.
+ (CPP_SPEC): Likewise.
+ (ASM_SPEC): Likewise.
+ (LIB_SPEC): Likewise.
+ (SWITCH_TAKES_ARG): Likewise.
+ (TARGET_MEM_FUNCTIONS): Likewise.
+ (CPP_PREDEFINES): Redefine.
+ (ASM_FINAL_SPEC): Remove redefinition.
+ (ASM_COMMENT_START): Redefine.
+ (FUNCTION_PROFILER): Define.
+ (TARGET_VERSION): Redefine.
+ Comment and formatting cleanup.
+ * config/i386/netbsd.h: Include <netbsd-aout.h>.
+ * config/m68k/netbsd.h: Include <netbsd-aout.h>.
+ * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
+ big- or little-endian.
+ * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
+ * config.gcc (*-*-netbsd*): Add definitions common to all
+ NetBSD configs.
+ (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
+ gnu_ld definitions. Add netbsd-elf.h to and remove
+ alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
+ tmake_file, and don't lose previous tmake_file contents.
+ (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
+ (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
+ gnu_ld definitions. Add netbsd-elf.h to tm_file.
+ (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
+ (mipsel-*-netbsd*): Rename this to...
+ (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
+ mips/little.h to tm_file for mips*el-*.
+ (powerpc-*-netbsd*): Remove redundant xm_defines definition.
+ (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
+ (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
+
+2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa-protos.h (reg_before_reload_operand): New function prototype.
+ * pa.c (reg_before_reload_operand): New function implementation.
+ * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
+ contraints to "*m".
+
+2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
+
+2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
+ (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
+ (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
+ (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
+ (ENDFILE_SPEC): Undefine.
+ (STARTFILE_SPEC): Redefine for PA.
+
+2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
+
+ * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
+
+2002-01-21 Daniel Jacobowitz <drow@mvista.com>
+
+ * config.gcc: Add entries to supported PowerPC --with-cpu
+ types.
+
+2002-01-21 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (ix86_function_arg_regno_p): Never return
+ true for 64-bit mode only SSE registers in 32-bit mode.
+
+2002-01-21 Kazu Hirata <kazu@hxi.com>
+
+ * unwind-dw2.c: Fix formatting.
+ * unwind-dw2-fde.c: Likewise.
+ * unwind-dw2-fde.h: Likewise.
+ * unwind-pe.h: Likewise.
+ * varasm.c: Likewise.
+ * varray.h: Likewise.
+
+2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
+
+ Remove workaround for register stack overwrite bug in mmix.
+ * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
+ support for TARGET_REG_STACK_FILL_BUG.
+ * config/mmix/mmix.h: Remove member has_call_without_parameters.
+ (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
+ Delete.
+ (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
+ (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
+ -mno-reg-stack-fill-bug-workaround.
+ * config/mmix/mmix.md ("call", "call_value"): Don't set struct
+ machine member has_call_without_parameters.
+ * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
+ -mreg-stack-fill-bug-workaround and
+ -mno-reg-stack-fill-bug-workaround.
+ (MMIX Options): Ditto.
+
+2002-01-21 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
+ as appropriate.
+ Remove redundant code.
+
+2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
+ config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
+ config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
+ config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
+ config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
+ out target macro definitions and non-target-specific comments
+ mostly taken from old versions of the manual.
+
+2002-01-20 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h: Fix comment formatting.
+ * config/ia64/aix.h: Likewise.
+ * config/ia64/ia64-protos.h: Likewise.
+ * config/ia64/ia64.c: Likewise.
+ * config/ia64/ia64.h: Likewise.
+ * config/ia64/ia64intrin.h: Likewise.
+ * config/ia64/linux.h: Likewise.
+ * config/ia64/unwind-aix.c: Likewise.
+ * config/ia64/unwind-ia64.c: Likewise.
+
+2002-01-20 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c: Revise comments about shift code.
+
+2002-01-20 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (function_arg): Update a comment.
+
+2002-01-20 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md: Update the comments at the beginning
+ of the file.
+
+2002-01-20 Kazu Hirata <kazu@hxi.com>
+
+ * config/i370/i370.c: Fix comment formatting.
+ * config/i370/i370.h: Likewise.
+ * config/i370/i370.md: Likewise.
+ * config/i370/linux.h: Likewise.
+
+Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
+
+ * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
+ (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
+ in incomplete case.
+
+2002-01-20 Graham Stott <grahams@redhat.com>
+
+ * cfgloop.c (flow_loop_preheader_scan): Fix typo.
+
+2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
+
+2002-01-19 Tom Rix <trix@redhat.com>
+
+ * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
+
+2002-01-18 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/tm.texi (STARTING_FRAME_PHASE): Document.
+
+ * function.c (assign_stack_local_1): Adjust x_frame_offset with
+ STARTING_FRAME_PHASE.
+ (STARTING_FRAME_PHASE): New.
+ (instantiate_virtual_regs): Check saneness of
+ STARTING_FRAME_PHASE.
+
+ * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
+
+2002-01-19 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
+
+2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
+ be used for bootstrapping GCC 3.0.
+
+2002-01-18 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md: Fix an insn length.
+
+2002-01-18 Kazu Hirata <kazu@hxi.com>
+
+ * bitmap.h: Fix comment formatting.
+ * combine.c: Likewise.
+ * cppfiles.c: Likewise.
+ * c-pragma.h: Likewise.
+ * c-typeck.c: Likewise.
+ * df.c: Likewise.
+ * dwarf2out.c: Likewise.
+ * function.c: Likewise.
+ * gcc.c: Likewise.
+ * genattrtab.c: Likewise.
+ * gthr-win32.h: Likewise.
+ * haifa-sched.c: Likewise.
+ * predict.c: Likewise.
+ * rtlanal.c: Likewise.
+ * rtl.h: Likewise.
+ * unwind-dw2-fde.h: Likewise.
+ * unwind-pe.h: Likewise.
+ * vmsdbgout.c: Likewise.
+
+Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
+ if type_required and passed decl.
+
+2002-01-17 Aldy Hernandez <aldyh@redhat.com>
+
+ * config.gcc (cpu_type): Include altivec.h in powerpc
+ extra_headers.
+ Same for darwin.
+
+ * config/rs6000/altivec.h: New.
+
+2002-01-17 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi (*-ibm-aix*): Update assembler and exception
+ handling information.
+ * doc/trouble.texi (Interoperation): Add libstdc++ information
+ for AIX.
+ (Misunderstandings): Add template instantiation and static template
+ member information for AIX.
+
+2002-01-17 Jason Merrill <jason@redhat.com>
+
+ * dbxout.c (dbxout_type): Support const and volatile.
+
+ * except.c (add_partial_entry): Remove backwards compatibility code.
+ (end_protect_partials): Likewise.
+
+2002-01-17 Jakub Jelinek <jakub@redhat.com>
+
+ * config/ia64/ia64.md (prologue_use): New.
+ * config/ia64/ia64.c (ia64_expand_prologue): Use
+ gen_prologue_use instead of gen_rtx_USE.
+ (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
+ as CODE_FOR_pred_rel_mutex.
+ (ia64_sched_reorder2): Likewise.
+
+2002-01-16 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/r3900.h: Reformat.
+ (SUBTARGET_CPP_SIZE_SPEC): Remove.
+ * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
+ * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
+ (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
+ * config/mips/t-elf: Remove mips3 multilib.
+
+2002-01-16 H.J. Lu <hjl@gnu.org>
+
+ * config/mips/linux.h: Include "mips/abi64.h".
+
+2002-01-16 H.J. Lu <hjl@gnu.org>
+
+ * config/mips/t-linux: New.
+
+ * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
+
+ * config/mips/linux.h: Don't include "gofast.h".
+ (INIT_SUBTARGET_OPTABS): Removed.
+
+2002-01-16 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Replace emit_a_shift with
+ output_a_shift.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/h8300.md: Likewise.
+
+2002-01-16 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
+ spaces after an opcode name.
+ (pushqi1_h8300hs): Likewise.
+ (pushhi1_h8300hs): Likewise.
+
+2002-01-16 Kazu Hirata <kazu@hxi.com>
+
+ * doc/extend.texi: Replace "option" with "attribute"
+ appropriately.
+
+2002-01-16 Jakub Jelinek <jakub@redhat.com>
+
+ * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
+ (and:DI () (const_int -8)).
+ (split_small_symbolic_mem_operand): Split
+ (mem (and:DI () (const_int -8)).
+
+2002-01-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/5309:
+ * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
+ same way as TYPE_IMUL.
+ (ultrasparc_sched_reorder): Likewise.
+ * config/sparc/sparc.md (type): Add comment to update
+ ultrasparc_sched_reorder when making changes.
+
+2002-01-16 Kazu Hirata <kazu@hxi.com>
+
+ * doc/invoke.texi: Change the dump file name of block
+ reordering pass from 28.bbro to 29.bbro.
+ Mention -dk option.
+
+Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (minsf splitter): Fix pasto.
+
+2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
+ to frame pointer initialisation instruction.
+ (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
+ initialisation instruction.
+ (soft_df_operand): Do not accept the IP register.
+ (nonimmediate_soft_df_operand): Do not accept the IP register.
+
+2002-01-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/5357:
+ * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
+ MASK_V8 being both set.
+
+2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_emit_prologue): Do not emit USE
+ insn for GOT register; add REG_MAYBE_DEAD notes instead.
+ config/s390/s390.md (call, call_value): Add GOT register to
+ CALL_INSN_FUNCTION_USAGE where needed.
+ (call_exp, call_value_exp): New.
+
+2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.c: General formatting tidy up.
+
+2002-01-16 Graham Stott <grahams@redhat.com>
+
+ * calls.c (try_to_integrate): Use "(size_t)" intermediate
+ cast and when casting an integer literal to "rtx" pointer.
+ (expand_call): Likewise.
+ * flow.c (try_pre_increment): Likewise.
+ (find_use_as_address): Likewise.
+ * integrate.c (expand_iline_function): Likewise.
+ * regmove.c (try_auto_increment): Likewise.
+
+2002-01-16 Graham Stott <grahams@redhat.com>
+
+ * sched-rgn.c (passed): Use sbitmap_free.
+ (header): Likewise.
+ (inner): Likewise.
+ (in_queue): Likewise.
+ (in_stack): Likewise.
+
+2002-01-15 Eric Christopher <echristo@redhat.com>
+
+ * flow.c (propagate_one_insn): Change to use fatal_insn.
+
+2002-01-15 Kazu Hirata <kazu@hxi.com>
+
+ * expmed.c (extract_fixed_bit_field): Remove unused code.
+ * system.h: Poison SLOW_ZERO_EXTEND.
+ * doc/tm.texi: Remove.
+ * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
+ * config/arm/arm.h: Likewise.
+ * config/avr/avr.h: Likewise.
+ * config/clipper/clipper.h: Likewise.
+ * config/convex/convex.h: Likewise.
+ * config/d30v/d30v.h: Likewise.
+ * config/dsp16xx/dsp16xx.h: Likewise.
+ * config/elxsi/elxsi.h: Likewise.
+ * config/fr30/fr30.h: Likewise.
+ * config/h8300/h8300.h: Likewise.
+ * config/i370/i370.h: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/m68k/m68k.h: Likewise.
+ * config/mips/mips.h: Likewise.
+ * config/ns32k/ns32k.h: Likewise.
+ * config/pdp11/pdp11.h: Likewise.
+ * config/pj/pj.h: Likewise.
+ * config/s390/s390.h: Likewise.
+ * config/sh/sh.h: Likewise.
+ * config/stormy16/stormy16.h: Likewise.
+ * config/v850/v850.h: Likewise.
+ * config/vax/vax.h: Likewise.
+ * config/we32k/we32k.h: Likewise.
+
+2002-01-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
+ (altivec_lvsl): Change constraint to b.
+ (altivec_lvsr): Same.
+ (altivec_lvebx): Same.
+ (altivec_lvehx): Same.
+ (altivec_lvewx): Same.
+ (altivec_lvxl): Same.
+ (altivec_lvx): Same.
+ (altivec_stvx): Add parallel.
+ (altivec_stvxl): Same.
+ (altivec_stvehx): Same.
+ (altivec_stvebx): Same.
+ (altivec_stvebx): Same.
+
+2002-01-15 Aldy Hernandez <aldyh@redhat.com>
+
+ * config.gcc: Change altivec.h to altivec-defs.h.
+
+ * config/rs6000/altivec.h: Delete.
+
+ * config/rs6000/altivec-defs.h: Add.
+
+2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
+ and UMOD modes.
+
+ * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
+ less than or equal to eight bytes.
+
+ * vax.md (andsi3): Remove constraints and change SET destination
+ operand type to nonimmediate_operand.
+ (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
+ when it is a CONST_INT.
+
+2002-01-15 Jason Merrill <jason@redhat.com>
+
+ * c-common.def (FILE_STMT): New code.
+ * c-common.c (statement_code_p): It's a statement.
+ * c-common.h (stmt_tree_s): Add x_last_filename.
+ (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
+ (last_expr_filename): New macro.
+ * c-semantics.c (begin_stmt_tree): Initialize it.
+ (add_stmt): If the filename changed, also insert a
+ FILE_STMT.
+ (expand_stmt): Handle seeing one.
+
+2002-01-15 Eric Christopher <echristo@redhat.com>
+
+ * flow.c (propagate_one_insn): Add error message and print out
+ insn for debugging.
+
+2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
+ ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
+ * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
+ TRAMPOLINE_ALIGNMENT.
+ * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
+ to be in bits.
+ * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
+ PCC_BITFIELD_TYPE_MATTERS.
+ * config/interix.h (STDC_VALUE): Remove. Use
+ STDC_0_IN_SYSTEM_HEADERS.
+ * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
+ (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
+ ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
+
+2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
+ not work on this platform currently.
+
+2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * c-typeck.c (build_unary_op): Don't wrap msgid argument of
+ readonly_warning in _().
+
+2002-01-15 Douglas B Rupp <rupp@gnat.com>
+
+ * gcc.c (delete_if_ordinary): Backout previous change.
+
+2002-01-15 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (print_operand): Remove support for
+ unused operand characters.
+
+ * read-rtl.c: Fix formatting.
+ * real.c: Likewise.
+ * recog.c: Likewise.
+ * regclass.c: Likewise.
+ * regmove.c: Likewise.
+ * reg-stack.c: Likewise.
+ * reload1.c: Likewise.
+ * rtlanal.c: Likewise.
+
+2002-01-15 Kazu Hirata <kazu@hxi.com>
+
+ * config/i386/i386.c: Fix formatting.
+
+2002-01-15 Jakub Jelinek <jakub@redhat.com>
+
+ * c-typeck.c (process_init_element): Don't save_expr
+ COMPOUND_LITERAL_EXPR if just its initializer will be used.
+
+2002-01-15 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
+ emit optional traceback table if optimize_size or TARGET_ELF.
+ * config/rs6000/rs6000.md (prefetch): New.
+
+2002-01-15 Andreas Jaeger <aj@suse.de>
+
+ * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
+
+2002-01-15 Kazu Hirata <kazu@hxi.com>
+
+ * mips-tfile.c: Fix formatting.
+
+Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * unroll.c (final_reg_note_copy): Fix previous commit.
+
+2002-01-14 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300-protos.h: Remove the prototype for
+ eq_operator.
+ * config/h8300/h8300.c (eq_operator): Remove.
+
+2002-01-14 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (prefetch): Tidy.
+ (prefetch_3dnow): Fix locality operand.
+
+2002-01-14 Richard Henderson <rth@redhat.com>
+
+ * config/mips/mips.h (HI_AND_FP_REGS): New register class.
+ (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
+
+2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * reload1.c (reload_combine): Pass reg_sum replacement through
+ copy_rtx in loop performing multiple changes.
+
+2002-01-14 Jakub Jelinek <jakub@redhat.com>
+
+ * except.c (remove_unreachable_regions): New.
+ (free_eh_status): Clear exception_handler_labels.
+ (convert_from_eh_region_ranges): Call remove_unreachable_regions.
+ (find_exception_handler_labels): Don't add the same label more than
+ once.
+ (remove_exception_handler_label): Don't die if
+ find_exception_handler_labels hasn't been called for the current
+ function yet.
+
+Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Rebuild jump labels after
+ gcse.
+
+2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/extend.texi: Move documentation of X86 built-in functions
+ here.
+ * doc/invoke.texi: From here.
+ * doc/sourcebuild.texi: Document location of documentation for
+ machine built-in functions.
+
+2002-01-13 Christopher Faylor <cgf@redhat.com>
+
+ * cppfiles.c (TEST_THRESHOLD): New macro.
+ (SHOULD_MMAP): Ditto.
+ (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
+ be used.
+
+Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * unroll.c (final_reg_note_copy): Properly handle
+ REG_LABEL
+ (unroll_loops): Fix LOOP_CONDITION heuristics.
+
+2002-01-14 Geoffrey Keating <geoffk@redhat.com>
+
+ * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
+ * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
+
+Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
+ threaded loop.
+
+2002-01-14 Tom Rix <trix@redhat.com>
+
+ * config/rs6000/rs6000.md: Fix typo with sradi.
+
+2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
+ movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
+ (clrstrdi, clrstrsi): Adapt callers.
+
+ (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
+
+ (movti splitter): Never use register 0 as base register.
+
+2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
+
+ * combine.c (simplify_shift_const): Always generate new rtx
+ for shift expression instead of reusing given expression.
+
+Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * config/alpha/alpha.c (alpha_expand_mov): Don't call
+ alpha_legitimize_address unless mode is Pmode.
+
+2002-01-13 Geoffrey Keating <geoffk@redhat.com>
+
+ * doc/md.texi (Modifiers): Document the '*' constraint for the
+ user.
+
+ * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
+ * doc/extend.texi (Function Attributes): 'interrupt' is valid
+ for xstormy16 too.
+
+2002-01-13 Richard Henderson <rth@redhat.com>
+
+ * reload.c (find_reloads): Use a hard reg destination as reload reg
+ for an input reload of the source.
+
+2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Binaries): Make link to ftp.writtenword.com
+ more generic.
+
+Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
+
+ * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
+ * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
+
+ * config/alpha/x-vms (USE_COLLECT2): Set to empty.
+
+Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
+
+2002-01-12 Tom Rix <trix@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
+ TARGET_POWERPC64.
+
+2002-01-12 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
+
+ * doc/invoke.texi: Update Alpha options.
+
+ * doc/invoke.texi: Update i386 built-in function lists.
+
+Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
+ referencing outside.
+
+Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
+ * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
+ offsets, and change line folding.
+ * optabs.c (expand_binop): Remove warnings.
+ * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
+
+2002-01-12 Graham Stott <grahams@redhat.com>
+
+ * attribs.c (handle_deprecated_attribute): constify WHAT.
+ * diagnostic.c (warn_deprecated_use): Add braces, fixes
+ dangling else warning and constify WHAT.
+ * except.h (struct function, struct inline_remap): Move
+ struct tag forward defs before all prototypes.
+ (duplicate_eh_regions): Whitespace.
+
+2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
+ MODE_BASE_REG_CLASS.
+ (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
+
+2002-01-12 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
+ (ix86_expand_vector_move): New.
+ (bdesc_2arg): Remove andps, andnps, orps, xorps.
+ (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
+ Remove old prefetch builtins. Special case the logicals removed above.
+ (ix86_expand_builtin): Likewise.
+ (safe_vector_operand): Use V4SFmode, not TImode.
+ (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
+ (ix86_expand_timode_binop_builtin): New.
+ * config/i386/i386-protos.h: Update.
+ * config/i386/i386.h (enum ix86_builtins): Update.
+ * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
+ Use ix86_expand_vector_move in vector move expanders.
+ (movti_internal, movti_rex64): Add xorps alternative.
+ (sse_clrv4sf): Rename and adjust from sse_clrti.
+ (prefetch): Don't work so hard.
+ (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
+ * config/i386/xmmintrin.h (__m128): Use V4SFmode.
+ (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
+
+2002-01-11 Richard Henderson <rth@redhat.com>
+
+ * config/i386/mmintrin.h: New file.
+ * config/i386/xmmintrin.h: New file.
+ * config.gcc (i?86-*-*): Add extra_headers.
+ * simplify-rtx.c (simplify_unary_operation): Handle saturating
+ truncation codes.
+ (simplify_binary_operation): Handle saturating arithmetic codes.
+ * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
+ not the lowpart subreg.
+ (ix86_expand_builtin): Return a TImode dummy register instead of 0
+ on error.
+ * config/i386/i386.md (mmx_clrdi): Override memory attribute.
+
+2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * conflict.c (conflict_graph_compute): Free regsets when finished.
+ * ssa.c (compute_coalesced_reg_partition): Likewise.
+
+2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
+ every where we allocate a register.
+
+2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
+ * lcm.c (compute_earliest, compute_farthest): Likewise.
+
+2002-01-11 Janis Johnson <janis187@us.ibm.com>
+
+ * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
+
+2002-01-11 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/rtl.texi (Insns): Fix 2 typos.
+
+2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
+ options. Use @table @gcctabopt for MMIX options. Add index
+ entries for MMIX options. Start new paragraph with first
+ heading of the machine-dependent options.
+
+2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ PR other/5299
+ * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
+ * combine.c (force_to_mode): Same.
+ * reload1.c (clear_reload_reg_in_use): Same.
+
+2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
+ and 'subtargets'.
+
+2002-01-11 Andreas Jaeger <aj@suse.de>,
+ Brad Lucier <lucier@math.purdue.edu>
+
+ * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
+ mcpu.
+
+Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
+
+ * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
+ Protect with IN_LIBGCC.
+ (LINK_EH_SPEC): Add required trailing space.
+
+Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ * c-tree.h: Move function declarations so that they are listed
+ under the filename which contains them.
+ (check_identifier, finish_decl_top_level,
+ lookup_name_current_level_global, shadow_record_fields): Remove.
+
+2002-01-11 Andreas Jaeger <aj@suse.de>
+
+ * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
+ march.
+
+2002-01-10 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (print_operand): Add 'J'.
+ * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
+ new operand with the sequence number for the lituse. When splitting
+ the insns, use gen_movdi_er_high_g and generate a sequence number.
+ (gen_movdi_er_high_g): Print the sequence number if nonzero.
+
+2002-01-10 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
+ lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
+ stvxl.
+ (altivec_expand_builtin): Same.
+ (altivec_expand_stv_builtin): New.
+
+ * config/rs6000/rs6000.h (rs6000_builtins): Same.
+
+ * config/rs6000/rs6000.md ("altivec_lvebx"): New.
+ ("altivec_lvehx"): New.
+ ("altivec_lvewx"): New.
+ ("altivec_lvxl"): New.
+ ("altivec_lvx"): New.
+ ("altivec_stvx"): New.
+ ("altivec_stvebx"): New.
+ ("altivec_stvehx"): New.
+ ("altivec_stvewx"): New.
+ ("altivec_stvxl"): New.
+
+2002-01-10 Richard Henderson <rth@redhat.com>
+
+ * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
+ * reload1.c (delete_output_reload): Zap spill_reg_store. Take
+ care not to delete instructions twice.
+
+2002-01-10 Zack Weinberg <zack@codesourcery.com>
+
+ * toplev.c: Don't declare environ (it's not used anywhere).
+ * configure.in: Don't check for declaration of environ.
+ * config/i386/xm-mingw32.h: Don't #define environ.
+ * config.in, configure: Regenerate.
+
+2002-01-10 Zack Weinberg <zack@codesourcery.com>
+
+ * configure.in: Set stage1_cflags for powerpc-*-darwin*.
+ * configure: Regenerate.
+
+ * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
+ DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
+ * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
+ alpha/xm-vms.h.
+ * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
+ LIMITS_H_TEST here, not in m68k/x-next.
+ * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
+ SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
+
+ * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
+ LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
+ * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
+
+ * config/i386/x-djgpp: Renamed i386/t-djgpp.
+ * config/m88k/x-dolph: Renamed m88k/t-dolph.
+ * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
+ * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
+ replacement of quadlib.asm with quadlib.c.
+
+ * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
+ config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
+ config/rs6000/xm-beos.h: Delete file.
+
+ * config.gcc: Update to match above changes.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h: Fix comment typos.
+ * config/h8300/h8300.md: Likewise.
+ * config/h8300/lib1funcs.asm: Likewise.
+
+2002-01-10 Dale Johannesen <dalej@apple.com>
+
+ PR optimization/5269
+ * unroll.c (precondition_loop_p): Make *increment be the correct
+ sign when n_iterations known, to avoid confusing caller.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * doc/extend.texi (deprecated): Fix a typo.
+
+Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (update_br_prob_note): Declare.
+ * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
+ (try_forward_edges): Care negative frequencies and update note.
+ (outgoing_edges_match): Tweek conditional merging heuristics.
+ (try_crossjump_to_edge): use update_br_prob_note.
+ * cfglayout.c (fixup_reorder_chain): Likewise.
+ * cfrtl.c (update_br_prob_note): New.
+ * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
+
+ * i386.c (ix86_decompose_address): Return -1 if address contains
+ shift.
+ (legitimate_address_p): Require ix86_decompose_address to return 1.
+
+ * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
+ (cprop_insn): Likewise.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * toplev.c: Fix formatting.
+ * tree.c: Likewise.
+ * tree-dump.c: Likewise.
+ * unroll.c: Likewise.
+ * unwind-dw2.c: Likewise.
+ * unwind-dw2-fde.c: Likewise.
+ * unwind-dw2-fde-glibc.c: Likewise.
+ * unwind-sjlj.c: Likewise.
+
+2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/invoke.texi: Document PDP-11 options.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h: Fix formatting.
+
+2002-01-10 Ira Ruben <ira@apple.com>
+
+ Add __attribute__ ((deprecated)).
+ * extend.texi: Document __attribute__ ((deprecated)).
+ * invoke.texi: Document -Wno-deprecated-declarations.
+ * testsuite/g++.dg/other/deprecated.C: New C++ test.
+ * testsuite/gcc.dg/deprecated.c: New C test.
+ * attribs.c (enum attrs): Declare handle_deprecated_attribute().
+ (c_common_attribute_table): Add "deprecated" entry.
+ (handle_deprecated_attribute): New function.
+ * c-decl.c (deprecated_states): New enum.
+ deprecated_state: State of "deprecated" handling.
+ (start_decl): Set deprecated_state based on attributes.
+ (grokdeclarator): Test for deprecated uses, propagate attribute.
+ * c-typeck.c (build_component_ref): Test for deprecated fields.
+ (build_external_ref): Test for deprecated primaries.
+ * diagnostic.c (warn_deprecated_use) New function to issue
+ warnings about __attribute__ ((depricated)) references.
+ * flags.h (warn_deprecated_decl): Extern declared for
+ -W[no-]deprecated-declarations option.
+ * print-tree.c (print_node): Show deprecated flag status.
+ * toplev.c (warn_deprecated_decl): Defined.
+ (W_options): Added "deprecated-declaration".
+ * toplev.h (warn_deprecated_use): Extern declared.
+ * tree.h (struct tree_common): Define deprecated_flag.
+ (TREE_DEPRECATED): New macro to access flag.
+ * cp/call.c (build_call): Test for deprecated calls.
+ * cp/class.c (add_implicitly_declared_members): Set global
+ flag to tell grokdeclarator to not issue deprecated warnings.
+ * cp/cp-tree.h: Add extern for adding_implicit_members.
+ * cp/decl.c (deprecated_states): New enum.
+ (start_decl): Set deprecated_state based on attributes.
+ (grokdeclarator): Test for deprecated uses, propagate attribute.
+ * cp/lex.c (do_identifier): Test for deprecated primaries.
+ * cp/typeck.c (build_component_ref): Test for deprecated fields.
+
+2002-01-10 Ira Ruben <ira@apple.com>
+
+ Fix to assign attributes to inline member functions.
+ * cp/decl.c (start_method): Handle attrlist.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * combine.c (expand_field_assignment): Use subreg_lsb().
+
+2002-01-10 David Edelsohn <edelsohn@gnu.org>
+
+ * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
+ POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
+ (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
+ Recurse for any operand of AND as long as constant is nonzero.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md: Remove constraints from expanders.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * varasm.c: Fix formatting.
+ * varray.c: Likewise.
+ * vmsdbgout.c: Likewise.
+ * xcoffout.c: Likewise.
+
+Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
+ update edge probabilities to match.
+
+2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
+ dependencies.
+ * doc/languages.texi, doc/sourcebuild.texi: New files.
+ * doc/configfiles.texi: Make a subsubsection. Update.
+ * doc/configterms.texi: Add @node. Remove warning that this isn't
+ instructions for building GCC.
+ * doc/makefile.texi: Make a subsection.
+ * doc/gccint.texi: Update.
+
+Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (sse_mov?fcc_const0_?): Fix constraints.
+
+Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
+
+Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * optabs.c (expand_fix): Look for wider integer modes first.
+
+ * i386.md (mov?f): Avoid the fake const double trick for medium
+ memory model.
+ (min?f*/max?f*): Prohibit memory operands for i387 variant.
+ (fop_df_4): Disable for SSE compilation.
+
+2002-01-10 Graham Stott <grahams@redhat.com>
+
+ * dwarf2out.c (indirect_string_alloc, output_indirect_string):
+ Move prototype into DWARF2_DEBUGGING_INFO conditional block.
+
+2002-01-10 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
+
+2002-01-10 Richard Henderson <rth@redhat.com>
+
+ * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
+ (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * combine.c (can_combine_p): Fix a comment typo.
+
+2002-01-09 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (s-gencheck, s-options, s-specs): Handle an
+ empty list correctly. Change loop index $t to $f for
+ consistency with rest of Makefile.
+
+2002-01-08 Aldy Hernandez <aldyh@redhat.com>
+
+ * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
+ mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
+
+ * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
+ mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
+ (altivec_init_builtins): Same.
+ (altivec_expand_unop_builtin): Return NULL_RTX on error.
+ (altivec_expand_binop_builtin): Same.
+ (altivec_expand_ternop_builtin): Same.
+ (bdesc_dst): New.
+
+ * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
+ ("altivec_vctuxs"): Fix typo.
+ ("altivec_vnmsubfp"): Same.
+ ("altivec_dssall"): New.
+ ("altivec_mfvscr"): New.
+ ("altivec_dss"): New.
+ ("altivec_lvsl"): New.
+ ("altivec_lvsr"): New.
+ ("altivec_dstt"): New.
+ ("altivec_dstst"): New.
+ ("altivec_dststt"): New.
+ ("altivec_dst"): New.
+
+ * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
+ mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
+
+2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
+ function.
+ * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
+ prototype.
+ * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
+
+2002-01-09 Kazu Hirata <kazu@hxi.com>
+
+ * read-rtl.c: Fix formatting.
+ * real.c: Likewise.
+ * regclass.c: Likewise.
+ * regrename.c: Likewise.
+ * reg-stack.c: Likewise.
+ * reload1.c: Likewise.
+ * reload.c: Likewise.
+ * rtl.c: Likewise.
+
+2002-01-09 Kazu Hirata <kazu@hxi.com>
+
+ * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
+ to extract items in the expr_list chain.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * config/vax/vax.c (vax_rtx_cost): Never abort.
+
+ * config/vax/vax.h (REAL_ARITHMETIC): Define.
+
+2002-01-09 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
+ Unify code from various alternatives.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * regrename.c (copy_value): Ignore the copy if the source register
+ is present in the value chain with a narrower mode.
+
+2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
+ for the c4x target. Also improve layout.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
+ * config/m32r/m32r.md (and ior xor splitters): Swap operands
+ to match insn patterns.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
+ (copyprop_hardreg_forward_1): Likewise.
+
+2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.md (decrement_and_branch_until_zero): Change predicate for
+ operand 0 from register_operand to reg_or_nonsymb_mem_operand.
+
+2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
+
+ * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
+ gets undefined. For Darwin.
+
+2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
+
+2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
+
+2002-01-08 Richard Henderson <rth@redhat.com>
+
+ * regrename.c (copy_value): Ignore overlapping copies.
+
+2002-01-08 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
+ as needed to avoid shared structure.
+
+2002-01-08 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
+ H8/300H and H8S.
+
+2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
+ LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
+ documentation of obsolete macros.
+ * system.h: Poison these macros.
+ * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
+ config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
+ config/c4x/c4x.h, config/clipper/clipper.h,
+ config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
+ config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
+ config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
+ config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
+ config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
+ config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
+ config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
+ config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
+ config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
+ config/rs6000/rs6000.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/we32k/we32k.h: Remove
+ definitions and commented out definitions of obsolete macros.
+ * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
+ of MAX_INT_TYPE_SIZE.
+
+2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_preferred_reload_class): Never
+ return ADDR_REGS if it isn't a subset of the given class.
+ * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
+ FP_REGS, but all superclasses as well.
+
+ * config/s390/s390.c (s390_function_profiler): Fix thinko.
+
+ * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
+ cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
+ must not be a const_int.
+
+2002-01-08 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (toplev.o): Depend on options.h.
+ (gcc.o): Depend on specs.h.
+
+2002-01-08 Jakub Jelinek <jakub@redhat.com>
+
+ * expr.c (store_expr): Convert VOIDmode constants back to target's
+ mode.
+
+2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/invoke.texi: Markup gcc as @command. Refer to
+ http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
+ of http://gcc.gnu.org/thanks.html.
+
+2002-01-08 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.md: Add missing int register
+ target case to movdf_low.
+
+2002-01-08 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
+ except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
+ (cppinit.o): Depend on except.h.
+ (gencheck.h, options.h, specs.h, s-gencheck, s-options,
+ s-specs): New rules.
+
+ * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
+ Don't create specs.h/options.h/gencheck.h here. Remove
+ unnecessary variable settings from last argument of AC_OUTPUT.
+ * config.in, configure: Regenerate.
+ * intl.c: Hardcode package name as "gcc".
+
+ * cppinit.c: Include except.h.
+ (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
+ appropriate.
+ * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
+ Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
+ (!)USING_SJLJ_EXCEPTIONS.
+ * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
+
+2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
+ ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
+ OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
+ documentation of obsolete macros.
+ * system.h: Poison these macros.
+ * config/d30v/d30v.h, config/ns32k/encore.h,
+ config/stormy16/stormy16.h: Remove definitions and commented out
+ definitions of obsolete macros.
+
+Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
+
+ * objc/objc-act.c (handle_class_ref): Mark the declaration of
+ %sobjc_class_ref_%s as used - to prevent unwanted compiler
+ warnings.
+
+2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
+ * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
+ to insn adjusting stack/frame pointer.
+ * config/s390/s390.md (reload_la_64, reload_la_31): Do not
+ accept operands that cause the insn to be non-splittable.
+
+2002-01-08 Graham Stott <grahams@redhat.com>
+
+ * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
+ (C_TYPE_FIELDS_VOLATILE): Likewise.
+ (C_TYPE_BEING_DEFINED): Likewise.
+ (C_IS_RESERVED_WORD): Likewise.
+ (C_TYPE_VARIABLE_SIZE): Likewise.
+ (C_DECL_VARIABLE_SIZE): Likewise.
+ (C_MISSING_PROTOTYPE_WARNED): Likewise.
+ (C_SET_EXP_ORIGINAL_CODE): Likewise.
+ (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
+ parenthesis.
+ (C_DECL_ANTICIPATED): Likewise.
+ (c_build_type_variant): Add parenthesis.
+
+2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * gcc.c (option_map): Remove --version.
+ (process_command): Handle -fversion following the GNU Coding
+ Standards. Partially addresses PR other/704.
+
+2002-01-08 Graham Stott <grahams@redhat.com>
+
+ * combine.c (combine_instructions): Fix typo.
+
+2002-01-08 Graham Stott <grahams@redhat.com>
+
+ * debug.h: Use "tree" and "rtx" throughout.
+
+ * debug.c: Likewise.
+
+2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
+ constant pool, use the pool's version of the symbol instead.
+
+2002-01-07 Richard Henderson <rth@redhat.com>
+
+ * regrename.c (find_oldest_value_reg): Ignore the value chain if
+ the original register was copied in a mode with a fewer number of
+ hard registers than the desired mode.
+ (copyprop_hardreg_forward_1): Likewise.
+ (debug_value_data): Fix loop test.
+ * toplev.c (parse_options_and_default_flags): Reenable
+ -fcprop-registers at -O1.
+
+2002-01-07 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
+ (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
+
+ * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
+ predicates.
+
+ * config/rs6000/rs6000.md: Add altivec predicate patterns.
+
+2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
+ (pa_output_function_prologue): Output local label at the beginning of
+ the prologue when profiling.
+ (hppa_profile_hook): Use the local label rather than the function label.
+ * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
+
+2002-01-07 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (print_operand): Remove extra space.
+ (altivec_expand_unop_builtin): Fix thinko.
+ (altivec_expand_binop_builtin): Same.
+ (altivec_expand_ternop_builtin): Same.
+ (altivec_expand_builtin): Same.
+
+2002-01-07 Richard Henderson <rth@redhat.com>
+
+ * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
+
+2002-01-07 Jason Merrill <jason@redhat.com>
+
+ * unwind-dw2.c (execute_cfa_program): Use < again.
+
+2002-01-07 Jakub Jelinek <jakub@redhat.com>
+
+ * predict.c (combine_predictions_for_insn): Avoid division by zero.
+
+2002-01-07 Jakub Jelinek <jakub@redhat.com>
+
+ * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
+ Don't allow -1 - x -> ~x simplifications in the first pass.
+
+2002-01-07 Aldy Hernandez <aldyh@redhat.com>
+
+ * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
+ arguments.
+ (altivec_expand_binop_builtin): Same.
+ (altivec_expand_unop_builtin): Same.
+ (print_operand): Fix typo.
+ (bdesc_1arg): Add vupk* variants.
+
+ * rs6000.h (rs6000_builtins): Add vupk* enums.
+
+ * rs6000.md: Add altivec_vupk* variants.
+
+2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
+ doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
+ and last update dates.
+
+2002-01-07 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/rtl.texi (Flags): Clean up documentation of RTL flags
+
+2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
+
+ * config/avr/avr.c (avr_mcu_types): Add new MCU types.
+ * config/avr/avr.h (CPP_SPEC): Likewise.
+ (LINK_SPEC): Likewise.
+ (CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+ * doc/invoke.texi (AVR Options): Document them.
+
+Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
+ LABEL_NUSES.
+
+2002-01-07 Graham Stott <grahams@redhat.com>
+
+ * config/i386/i386.h: Update copyright date.
+ (HALF_PIC_PTR): Add parenthesis.
+ (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
+ (CONSTANT_ALIGNMENT): Add parenthesis.
+ (DATA_ALIGNMENT): Likewise.
+ (LOCAL_ALIGNMENT): Likewise.
+ (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
+ (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
+ (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
+ (HARD_REGNO_NREGS): Add paranethesis.
+ (VALID_SSE_REG_MODE): Whitespace.
+ (VALID_MMX_REG_MODE): Whitespace.
+ (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
+ (ix86_hard_regno_mode_ok): Add parenthesis.
+ (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
+ (RETURN_IN_MEMORY): Whitespace.
+ (N_REG_CLASSES): Add parenthesis.
+ (INTEGER_CLASS_P): Add parenthesis and wrap.
+ (FLOAT_CLASS_P): Likewise.
+ (SSE_CLASS_P): Likewise.
+ (MMX_CLASS_P): Likewise.
+ (MAYBE_INTEGER_CLASS_P): Likewise.
+ (MAYBE_FLOAT_CLASS_P): Likewise.
+ (MAYBE_SSE_CLASS_P): Likewise.
+ (MAYBE_MMX_CLASS_P): Likewise.
+ (Q_CLASS_P): Likewise.
+ (GENERAL_REGNO_P): Uppercase macro parameter.
+ (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
+ (FP_REGNO_P): Likewise.
+ (ANY_FP_REGNO_P): Uppercase macro parameter.
+ (SSE_REGNO_P): Likewise.
+ (SSE_REGNO): Likewise.
+ (SSE_REG_P): Likewise.
+ (SSE_FLOAT_MODE_P): Likewise.
+ (MMX_REGNO_P): Likewise.
+ (MMX_REG_P):Likewise.
+ (STACK_REG_P): Likewise.
+ (NON_STACK_REG_P): Likewise.
+ (STACK_TOP_P): Likewise.
+ (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
+ (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
+ (SECONDARY_MEMORY_NEEDED): Likewise.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
+ (MD_ASM_CLOBBERS): Whitespace and wrap.
+ (MUST_PASS_IN_STACK): Whitespace and wrap.
+ (RETURN_POPS_ARGS): Add parenthesis.
+ (INIT_CUMULATIVE_ARGS): Likewise.
+ (FUNCTION_ARG): Likewise.
+ (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (BUILD_VA_LIST_TYPE): Add parenthesis.
+ (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
+ parenthsis.
+ (EXPAND_BUILTIN_VA_ARG): Likewise.
+ (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
+ (INITIALIZE_TRAMPOLINE): Add parenthesis.
+ (INITIAL_ELIMINATION_OFFSET): Likewise.
+ (REGNO_OK_FOR_INDEX_P): Add parenthesis.
+ (REGNO_OK_FOR_BASE_P): Likewise.
+ (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
+ (REGNO_OK_FOR_DIREG_P): Likewise.
+ (REG_OK_FOR_INDEX_P): Whitespace.
+ (REG_OK_FOR_BASE_P): Whitespace.
+ (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
+ parenthesis.
+ (FIND_BASE_TERM): Fix typo.
+ (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
+ (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
+ (SYMBOLIC_CONST; Whitespace.
+ (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
+ (ENCODE_SECTION_INFO): Whitespace.
+ (FINALIZE_PIC): Remove do { ... } while (0).
+ (PROMOTE_MODE): Wrap in do { ... } while (0).
+ (CONST_COSTS): Whitespace.
+ (RTX_COSTS): Add paramethesis, whitespace and wrap.
+ (REGISTER_MOVE_COST): Add parenthesis.
+ (MEMORY_MOVE_COST): Likewise.
+ (EXTRA_CC_MODES): Whitespace.
+ (SELECT_CC_MODE): Add parenthesis and whitespace.
+ (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
+ (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
+ (ASM_OUTPUT_LABEL): Add paramethesis.
+ (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
+ (ASM_OUTPUT_REG_POP): Likewise.
+ (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
+
+ * config/i386/i386.c: Update copyright.
+ (CHECK_STACK_LIMIT): Add parenthesis.
+ (AT_BP): Uppercase macro parameter.
+ (x86_64_int_parameter_registers): Constify.
+ (x86_64_int_return_registers): Likewise.
+ (ix86_compare_op0): Use rtx.
+ (construct_container): Constify INTREG parameter.
+ (function_arg): Use rtx.
+
+ * diagnostic.h: Update copyright date.
+ (output_buffer_state): Add parenthesis.
+ (output_buffer_format_args): Likewise.
+
+ * combine.c (combine_instructions): Replace XEXP (links, 0)
+ with link.
+
+2002-01-06 H.J. Lu <hjl@gnu.org>
+
+ * cfgcleanup.c (thread_jump): Fix 2 typos.
+
+2002-01-06 Aldy Hernandez <aldyh@redhat.com>
+
+ * config.gcc: Add support for --enable-altivec.
+
+2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
+
+2002-01-06 Jakub Jelinek <jakub@redhat.com>
+
+ * objc/objc-act.c (handle_impent): Use assemble_variable to emit
+ __objc_class_name_*.
+
+2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
+
+2002-01-06 Richard Henderson <rth@redhat.com>
+
+ * reorg.c (emit_delay_sequence): Remove death notes, not merely
+ nop them out. Increment label reference count for REG_LABEL.
+ (fill_slots_from_thread): Frob label reference count around
+ delete_related_insns.
+
+2002-01-05 Richard Henderson <rth@redhat.com>
+
+ * cfgcleanup.c (try_forward_edges): Detect infinite loops while
+ jump threading.
+
+2002-01-05 Richard Henderson <rth@redhat.com>
+
+ * c-decl.c (c_expand_body): Don't call outlining_inline_function.
+ * integrate.c (output_inline_function): Likewise.
+ * toplev.c (rest_of_compilation): Do it here instead. Move call
+ to remove_unnecessary_notes after emitting abstract instance.
+ Force an emitted nested function to have its parent emited as well.
+ * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
+ for null.
+ (rtl_for_decl_location): Do not look at reload data structures
+ before reload has run.
+
+2002-01-05 Kazu Hirata <kazu@hxi.com>
+
+ * cse.c: Fix formatting.
+ * dwarf2asm.c: Likewise.
+ * dwarf2out.c: Likewise.
+ * explow.c: Likewise.
+ * expmed.c: Likewise.
+ * function.c: Likewise.
+ * gcov.c: Likewise.
+ * gencheck.c: Likewise.
+ * genrecog.c: Likewise.
+ * ggc-common.c: Likewise.
+ * ggc-page.c: Likewise.
+ * global.c: Likewise.
+
+2002-01-05 Kazu Hirata <kazu@hxi.com>
+
+ * combine.c: Fix formatting.
+
+2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
+
+ PR middle-end/1557
+ * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
+
+2002-01-05 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
+ as 1 for __powerpc64__ as well.
+
+ * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
+
+ * alias.c (find_base_value, PLUS/MINUS): If we found a base,
+ return it.
+
+2002-01-05 Daniel Berlin <dan@dberlin.org>
+
+ * lcm.c: Revert change, due to performance regression it causes on
+ SPEC because it's slightly more conservative (sigh, I hate
+ edge-based LCM).
+
+Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
+
+2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * doc/cppinternals.texi: Update.
+
+2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * doc/invoke.texi (Option Summary) <MMIX Options>: Document
+ -mbranch-predict, -mreg-stack-fill-bug-workaround and their
+ negatives.
+ (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
+ * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
+ kludge for pre-october-14th mmix versions to handle new-found bug
+ with PUSHJ/PUSHGO and the register stack.
+ * config/mmix/mmix.h (struct machine_function): Rename member
+ has_call_value_without_parameters to has_call_without_parameters.
+ All referers changed.
+ (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
+ TARGET_MASK_BRANCH_PREDICT): New macros.
+ (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
+ -mno-reg-stack-fill-bug-workaround.
+ * config/mmix/mmix.md ("call"): Set struct machine member
+ has_call_without_parameters.
+
+Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
+
+Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c: Include tm_p.h
+ (mark_effect): Fix handling of hard register; fix handling of SET
+
+2002-01-04 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md (anonymous patterns): Check that
+ operands are registers before using REGNO on them.
+
+2002-01-03 Roland McGrath <roland@frob.com>
+
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
+
+2002-01-04 Jakub Jelinek <jakub@redhat.com>
+
+ * tree.h (expand_expr_stmt_value): Add maybe_last argument.
+ * c-common.h (genrtl_expr_stmt_value): Likewise.
+ * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
+ (expand_expr_stmt_value): Add maybe_last argument.
+ Don't warn about statement with no effect if it is the last statement
+ in expression statement.
+ * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
+ (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
+ expand_expr_stmt_value.
+ (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
+ genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
+ * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
+ as maybe_last to expand_expr_stmt_value.
+
+Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
+
+ * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
+ be passed in, do not build it.
+ (c_begin_if_stmt): New function.
+ (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
+ * c-common.h (c_expand_start_cond): Update prototype.
+ (c_begin_if_stmt): Prototype new function.
+ (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
+ * c-parse.in (if_prefix): Use c_begin_if_stmt,
+ c_begin_while_stmt and c_finish_while_stmt_cond.
+
+2002-01-04 William Cohen <wcohen@redhat.com>
+
+ * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
+ * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
+ * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
+ * config/pa/som.h (ASM_FILE_START): Likewise.
+
+2002-01-04 Daniel Berlin <dan@cgsoftware.com>
+
+ * lcm.c: Include df.h.
+ Add available_transfer_function prototype.
+ (compute_available): Rework to use iterative dataflow framework.
+ (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
+ with bb_info in df.h
+ (available_transfer_function): New function.
+
+ * Makefile.in (lcm.o): add df.h to dependencies.
+
+2002-01-04 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (some_operand): Accept HIGH.
+ (input_operand): Likewise; accept simple references to globals.
+ (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
+ (alpha_const_double_ok_for_letter_p): Likewise.
+ (alpha_extra_constraint): Likewise.
+ (alpha_preferred_reload_class): Likewise. Do not force
+ symbolic constants to memory.
+ (alpha_legitimate_address_p): Accept simple references
+ to small_symbolic_operand.
+ (alpha_legitimize_address): New arg scratch. Be prepared to be
+ called when no_new_pseudos. Emit simple symbolic references.
+ Split integers into low, high, and rest.
+ (alpha_expand_mov): Use alpha_legitimize_address.
+ (some_small_symbolic_mem_operand): New.
+ (split_small_symbolic_mem_operand): New.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
+ (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
+ (EXTRA_CONSTRAINT): Likewise.
+ (PREFERRED_RELOAD_CLASS): Likewise.
+ (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
+ (PREDICATE_CODES): Update.
+ * config/alpha/alpha.md: New post-reload splitters to convert
+ simplfied symbolic operands to the form that references $29.
+ (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
+ (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
+
+2002-01-03 Richard Henderson <rth@redhat.com>
+
+ * local-alloc.c (function_invariant_p): Update commentary.
+
+2002-01-04 H.J. Lu <hjl@gnu.org>
+
+ * toplev.c (rest_of_compilation): Fix a typo when calling
+ cleanup_cfg.
+
+2002-01-03 Kazu Hirata <kazu@hxi.com>
+
+ * c-common.c: Fix formatting.
+ * diagnostic.c: Likewise.
+ * doloop.c: Likewise.
+ * dwarf2out.c: Likewise.
+
+2002-01-03 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
+ of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
+
+2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpperror.c: Update comments and copyright.
+ * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
+ cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
+
+2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * collect2.c (main): Use strcmp when testing for "-shared".
+
+2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppmacro.c: Don't include intl.h. Update comments.
+ (new_number_token): Allocate enough buffer for 64-bit unsigned
+ integers; update prototype.
+ * cppmain.c: Update comments.
+
+2002-01-03 William Cohen <wcohen@redhat.com>
+
+ * function.h (struct function): Add profile.
+ (current_function_profile): New.
+ doc/extend.texi: Update documentation.
+ * final.c (final_start_function): Use current_function_profile
+ instead of profile_flag.
+ (profile_after_prologue): Likewise.
+ * function.c (expand_function_start): Likewise.
+ (expand_function_start): Likewise.
+ * config/alpha/alpha.c (direct_call_operand):
+ (alpha_does_function_need_gp): Likewise.
+ (alpha_expand_prologue): Likewise.
+ * config/arm/arm.c (arm_expand_prologue): Likewise.
+ thumb_expand_prologue: Likewise.
+ * config/d30v/d30v.c (d30v_stack_info): Likewise.
+ * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
+ (fr30_expand_prologue): Likewise.
+ * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
+ * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
+ * config/i386/i386.h (FINALIZE_PIC): Likewise.
+ * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
+ * config/i960/i960.c (i960_output_function_prologue): Likewise.
+ * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
+ * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
+ (m32r_expand_prologue): Likewise.
+ * config/m88k/m88k.c (m88k_layout_frame): Likewise.
+ (m88k_expand_prologue): Likewise.
+ * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
+ * config/mips/mips.c (compute_frame_size): Likewise.
+ (mips_expand_prologue): Likewise.
+ (mips_can_use_return_insn): Likewise.
+ * config/pa/elf.h (ASM_FILE_START): Likewise.
+ * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
+ * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
+ * config/pa/som.h (ASM_FILE_START): Likewise.
+ * config/romp/romp.c (romp_using_r14): Likewise.
+ * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
+ (rs6000_stack_info): Likewise.
+ * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
+ * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
+ * config/v850/v850.c (compute_register_save_size): Likewise.
+
+2002-01-03 Jakub Jelinek <jakub@redhat.com>
+
+ * simplify-rtx.c (simplify_binary_operation) [DIV]: If
+ gen_lowpart_common fails, use gen_lowpart_SUBREG.
+
+2002-01-03 Turly O'Connor <turly@apple.com>
+
+ * darwin.c (machopic_output_possible_stub_label): Don't generate
+ stub routines for pseudo-stubs which we've just defined.
+
+2002-01-03 Kazu Hirata <kazu@hxi.com>
+
+ * builtins.c: Fix formatting.
+ * c-typeck.c: Likewise.
+ * combine.c: Likewise.
+ * expr.c: Likewise.
+ * loop.c: Likewise.
+
+2002-01-03 Andreas Schwab <schwab@suse.de>
+
+ * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
+ and return true if _cpp_push_next_buffer pushed a new include
+ file.
+ * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
+ _cpp_pop_file_buffer did not push a new file.
+ * cpphash.h (_cpp_pop_file_buffer): Update declaration.
+
+2002-01-02 Eric Christopher <echristo@redhat.com>
+
+ * final.c (final_scan_insn): Change 0 -> NULL_RTX in
+ FIND_REG_INC_NOTE call. Update copyright.
+ * loop.c (canonicalize_condition): Ditto.
+ * reorg.c (delete_scheduled_jump): Ditto.
+
+2002-01-03 Kazu Hirata <kazu@hxi.com>
+
+ * gcse.c: Fix formatting.
+
+2002-01-03 Graham Stott <grahams@redhat.com>
+
+ * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
+ forward defs for struct tags rtx_def, union_tree, rtvec_def
+ also output corresponding typedefs for rtx, tree, and rtvec.
+
+ * system.h: Move forward defs for struct tags rtx_def, union_tree,
+ rtvec_def along with corresponding typedefs for rtx, tree, and
+ rtvec to config.h, hconfig.h, tconfig.h.
+
+2002-01-03 Graham Stott <grahams@redhat.com>
+
+ * tree.h: Update copyright date.
+ (IS_EXPR_CODE_CLASS): Add parenthesis.
+ (TREE_SET_CODE): Add whitespace.
+ (TREE_CHECK): Add parenthesis.
+ (TREE_CLASS_CODE): Add parenthesis and wrap long line.
+ (CST_OR_CONSTRUCTOR_CHECK):
+ (EXPR_CHECK): Add parenthis, whitespace and wrap line.
+ (TREE_SYMBOL_REFERENCED): Whitespace.
+ (INT_CST_LT): Likewise.
+ (INT_CST_LT_UNSIGNED): Likewise.
+ (tree_real_cst): Unwrap comment.
+ (tree_string): Likewise.
+ (tree_complex): Likewise.
+ (IDENTIFIER_POINTER): correct cast.
+ (SAVE_EXPR_CONTEXT): Whitespace.
+ (EXPR_WFL_FILENAME_NODE): Likewise.
+ (EXPR_WFL_FILENAME): Remove parenthesis.
+ (DECL_ORIGIN): Add parenthesis.
+ (DECL_FROM_INLINE): Use NULL_TREE.
+ (build_int_2): Whitespace.
+ (build_type_variant): Add parenthesis.
+
+ * gcc/jcf-parse.c: Update copyright date.
+ (yyparse): Constify resource_filename.
+
+2002-01-03 Graham Stott <grahams@redhat.com>
+
+ * rtl.h: Update copyright date.
+ (RTL_CHECK1): Wrap long line.
+ (RTL_CHECK2): Likewise.
+ (RTL_CHECKC1): Wrap long line and whitespace.
+ (RTL_CHECKC2): Likewise.
+ (XWINT): Whitespace.
+ (XINT): Likewise.
+ (XSTR): Likewise.
+ (XEXP): Likewise.
+ (XVEC): Likewise.
+ (XMODE): Likewise.
+ (XBITMAP): Likewise.
+ (XTREE): Likewise.
+ (XBBDEF): Likewise.
+ (XTMPL): Likewise.
+ (X0WINT): Likewise.
+ (X0INT):Likewise.
+ (X0UINT): Likewise.
+ (X0STR): Likewise.
+ (X0EXP): Likewise.
+ (X0VEC): Likewise.
+ (X0MODE): Likewise.
+ (X0BITMAP): Likewise.
+ (X0TREE): Likewise.
+ (X0BBDEF): Likewise.
+ (X0ADVFLAGS): Likewise.
+ (X0CSELIB): Likewise.
+ (X0MEMATTR): Likewise.
+ (XCWINT): Likewise.
+ (XCINT): Likewise.
+ (XCUINT): Likewise.
+ (XCSTR): Likewise.
+ (XCEXP): Likewise.
+ (XCVEC): Likewise.
+ (XCMODE): Likewise.
+ (XCBITMAP): Likewise.
+ (XCTREE): Likewise.
+ (XCBBDEF): Likewise.
+ (XCADVFLAGS): Likewise.
+ (XCCSELIB): Likewise.
+ (XC2EXP): Likewise.
+ (INSN_UID): Likewise.
+ (PREV_INSN): Likewise.
+ (PATTERN): Likewise.
+ (INSN_CODE): Likewise.
+ (PUT_REG_NOTE_KIND): Likewise.
+ (CODE_LABEL_NUMBER): Likewise.
+ (NOTE_SOURCE_FILE): Likewise.
+ (NOTE_BLOCK): Likewise.
+ (NOTE_EH_HANDLER): Likewise.
+ (NOTE_RANGE_INFO): Likewise.
+ (NOTE_LIVE_INFO): Likewise.
+ (NOTE_BASIC_BLOCK): Likewise.
+ (NOTE_EXPECTED_VALUE): Likewise.
+ (NOTE_LINE_NUMBER): Likewise.
+ (LABEL_NAME): Likewise.
+ (LABEL_NUSES): Likewise.
+ (LABEL_ALTERNATE_NAME): Likewise.
+ (ADDRESSOF_DECL): Likewise.
+ (JUMP_LABEL): Likewise.
+ (LABEL_NEXTREF): Likewise.
+ (REGNO): Likewise.
+ (ORIGINAL_REGNO: Likewise.
+ (HARD_REGISTER_NUM_P): Add parenthesis.
+ (SUBREG_REG): Whitespace.
+ (SUBREG_BYTE): Likewise.
+ (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
+ (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
+ (ASM_OPERANDS_OUTPUT_IDX): Likewise.
+ (ASM_OPERANDS_INPUT_VEC): Likewise.
+ (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
+ (ASM_OPERANDS_INPUT): Likewise.
+ (ASM_OPERANDS_INPUT_LENGTH): Likewise.
+ (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
+ (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
+ (ASM_OPERANDS_INPUT_MODE): Likewise.
+ (ASM_OPERANDS_SOURCE_FILE): Likewise.
+ (ASM_OPERANDS_SOURCE_LINE): Likewise.
+ (MEM_SET_IN_STRUCT_P): Minor reformat.
+ (TRAP_CONDITION): Whitespace.
+ (TRAP_CODE): Likewise.
+ (COND_EXEC_TEST): Likewise.
+ (COND_EXEC_CODE): Likewise.
+ (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
+ (PHI_NODE_P): Add parenthesis.
+ (plus_constant): Whitespace and add parenthesis.
+
+2002-01-03 Kazu Hirata <kazu@hxi.com>
+
+ * config/avr/avr.c: Fix comment typos.
+ * config/c4x/c4x.md: Likewise.
+ * config/dsp16xx/dsp16xx.h: Likewise.
+ * config/dsp16xx/dsp16xx.md: Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/ia64/ia64.c: Likewise.
+ * config/m32r/m32r.h: Likewise.
+ * config/m68hc11/m68hc11.md: Likewise.
+ * config/mmix/mmix.c: Likewise.
+ * config/mn10200/mn10200.c: Likewise.
+ * config/romp/romp.c: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/stormy16/stormy16.c: Likewise.
+ * config/stormy16/stormy16.h: Likewise.
+ * config/stormy16/stormy16.md: Likewise.
+
+2002-01-03 Graham Stott <grahams@redhat.com>
+
+ * loop.h: Update copyright date.
+ (LOOP_MOVABLES): Fix typo.
+ (LOOP_REGS): Likewise.
+ (LOOP_IVS): Likewise.
+
+2002-01-03 Graham Stott <grahams@redhat.com>
+
+ * cppinit.c: Update copyright date.
+ Don't include output.h
+ * Makefile.in: Update copyright date.
+ Update dependency.
+
+2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ PR c/5226
+ * invoke.texi (-mthreads): Remove from documented RS/6000 options.
+ (-pthread) Add to RS/6000 options.
+
+2002-01-02 Kazu Hirata <kazu@hxi.com>
+
+ * except.c: Fix comment typos.
+ * loop.c: Likewise.
+ * varasm.c: Likewise.
+ * doc/tm.texi: Fix a typo.
+
+2002-01-02 Jakub Jelinek <jakub@redhat.com>
+
+ * c-typeck.c (output_init_element): Allow initializing static storage
+ duration objects with compound literals.
+
+2002-01-02 Richard Henderson <rth@redhat.com>
+
+ * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
+ after abusing it.
+
+2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gcc.c (default_compilers): Const-ify.
+ * mips-tdump.c (stab_names): Likewise.
+ * mips-tfile.c (map_coff_types, map_coff_storage,
+ map_coff_sym_type, map_coff_derived_type, stabs_symbol,
+ pseudo_ops_t, pseudo_ops): Likewise.
+ * protoize.c (default_include): Likewise
+
+ * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
+ (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
+ Add array size in declaration.
+ (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
+ emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
+ esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
+ etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
+ eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
+ efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
+ c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
+ emtens, make_nan): Const-ify.
+ (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
+ DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
+
+2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * config.gcc (ia64-*-*): Set extra_headers.
+ (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
+ * config/alpha/t-osf: Remove.
+ * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
+
+2002-01-02 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/t-aix43: Revert previous change.
+
+2002-01-02 Jason Merrill <jason@redhat.com>
+
+ * c-decl.c (c_expand_body): Call outlining_inline_function when
+ emitting an inline function out of line.
+
+2002-01-02 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (limbo_die_node): Add created_for member.
+ (new_die): New argument created_for. Update all callers.
+ (mark_limbo_die_list): New.
+ (dwarf2out_init): Register limbo_die_list as a root.
+ (dwarf2out_finish): Force insert limbo dies into their function
+ context.
+
+2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/5089
+ * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
+
+2002-01-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/fixunssfsi.c: Update copyright.
+ Fix comment typos.
+ Fix formatting.
+ * config/h8300/h8300.c: Update copyright.
+ Eliminate warnings.
+
+2002-01-02 Kazu Hirata <kazu@hxi.com>
+
+ * config/romp/romp.c: Fix comment formatting.
+ * config/romp/romp.h: Likewise.
+ * config/romp/romp.md: Likewise.
+ * config/s390/s390.c: Likewise.
+ * config/stormy16/stormy16.c: Likewise.
+ * config/stormy16/stormy16.h: Likewise.
+
+2002-01-02 Alexandre Oliva <aoliva@redhat.com>
+
+ * c-common.h (genrtl_expr_stmt_value): Declare.
+ * c-semantics.c (genrtl_goto_stmt): Redirect to...
+ (genrtl_goto_stmt_value): ... this new function. Pass new
+ argument down to expand_expr_stmt_value, taking
+ TREE_ADDRESSABLE into account.
+ * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
+ STMT_EXPR as addressable, i.e., one whose result we want.
+ * expr.c (expand_expr): Don't save expression statement value
+ of labeled_blocks or loop_exprs.
+ * stmt.c (expand_expr_stmt): Redirect to...
+ (expand_expr_stmt_value): ... this new function. Use new
+ argument to tell whether to save expression value.
+ (expand_end_stmt_expr): Reset last_expr_type and
+ last_expr_value if we don't have either.
+ * tree-inline.c (declare_return_variable): Mark its use
+ statement as addressable.
+ * tree.h: Document new use of TREE_ADDRESSABLE.
+ (expand_expr_stmt_value): Declare.
+
+2002-01-01 Tom Rix <trix@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
+ rs6000_emit_allocate_stack.
+
+2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
+ ${srcdir}/ginclude/ to every entry in extra_headers.
+ * configure: Regenerate.
+ * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
+ * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
+ * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
+ * ginclude/proto.h: Rename to config/convex/proto.h.
+
+Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * attribs.c (handle_vector_size_attribute): Use host_integerp
+ and tree_int_cst; remove warnings.
+ * caller-save.c (insert_restore): Add cast to get rid of warning.
+ (insert_save): Likewise.
+ * emit-rtl.c (adjust_address_1, offset_address): Likewise.
+ * regmove.c (find_matches): Add temporary var to kill a warning.
+
+2002-01-01 Douglas B Rupp <rupp@gnat.com>
+
+ * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
+ LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
+ * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
+ (vms-dwarf2eh.o): Add Makefile rule.
+ * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
+ * config/alpha/vms-dwarf2eh.asm: New file.
+
+ * gcc.c (delete_if_ordinary): Delete all versions.
+
+2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.md: Update FIXME to not mention
+ define_constants.
+ (MMIX_rJ_REGNUM): New define_constants constant.
+ ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
+ "*movdicc_real"): Adjust contraints formatting.
+ ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
+ for branch prediction.
+ ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
+ output template.
+ ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
+ "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
+ number. Delete related FIXMEs.
+ * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
+ from number to MMIX_rJ_REGNUM.
+ (TARGET_MASK_BRANCH_PREDICT): New.
+ (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
+ (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
+ value. Add -mbranch-predict and -mno-branch-predict.
+ (TARGET_VERSION): Drop date.
+ (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
+ * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
+ for finding out global symbols.
+ (mmix_asm_output_labelref): Revert condition for global symbol.
+ (mmix_print_operand): <case '+'>: Emit P for a likely branch.
+ (mmix_print_operand_punct_valid_p): A '+' is valid.
projects / msp430-gcc.git / blobdiff