+++ /dev/null
-Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * function.c (update_temp_slot_address): Handle case where sum of
- temporary address plus offset in register is a valid address.
-
-1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
-
- * genrecog.c (change_state) Corrected typo.
-
-1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
- getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
- strerror, getrlimit, setrlimit, abort): Add prototype arguments.
-
-1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
- case, expand GT comparisons correctly. Fix a comment before this
- part of the code.
-
-1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
-
- * dwarfout.c: Include "frame.h"
- * dwarf2out.c: Likewise.
- * Makefile.in (dwarfout.o): Depend on frame.h
- (dwarf2out.o): Likewise.
-
-1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
-
- Restore i386 binary compatibility in Dwarf EH info.
- * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
- value of FIRST_PSEUDO_REGISTER.
- * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
- (struct frame_state): Use DWARF_FRAME_REGISTERS.
- * dwarfout.c (output_reg_number): Ditto.
- * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
- (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
-
-1999-12-29 Bruce Korb <autogen@linuxbox.com>
-
- * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
- * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
- (<hack>_RE_CT): not needed
- * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
- rewritten to scan the file text once only
- "template<..." test added
- * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
- (is_cxx_header): declaration added
- * fixinc/fixtests.c(is_cxx_header): removed
- (apply_fix_p_t): removed
- (double_slash_test): is_cxx_header is only called once now
- * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
- * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
- within the templates.
- The borken spelling of "broken" was fixed.
- * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
- The default level depends on FIXINC_DEBUG.
-
-1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
- Otherwise provide a declaration for atexit.
- (init_dummy): Make sure dummy call to atexit is nevertheless
- called with correct number of args.
-
- * frame.c: Update comments referring to other files.
-
- * libgcc2.c: Likewise.
-
-1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * cse.c (free_element, get_element): Remove unused prototypes.
-
- * fold-const.c (extract_muldiv): Initialize variables `op0' and
- `op1'.
-
- * jump.c (invert_exp): Add explicit braces to avoid ambiguous
- `else' clauses.
-
-Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
-
- * configure.in,configure: case arm for mn10200-*-* now sets
- float_format=i32 so that float.h will correctly claim "double"
- to be 32 bits. Ran autoconf to generate configure from .in file.
-
-Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (conditional zero): If op1 is a register, force it into
- the same register as op0.
-
-1999-12-28 Mark Mitchell <mark@codesourcery.com>
-
- * tree.h (BINFO_BASETYPES): Improve documentation.
-
-1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * configure.in (--enable-checking): Use a more portable `for'
- loop syntax.
-
-1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
- arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
-
- * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
- Delete files.
-
- * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
- Delete descriptions.
-
- * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
- m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
- m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
- pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
- xm-svr4.h: Remove all instances of sys_siglist handling.
-
-1999-12-27 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.md (cmp_zero_qi,
- cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
- cmp_zero_extendqidi2_andcc_set): New patterns.
-
-1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
-
- * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
- (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
- (fpgnulib.c, xfgnulib.c): Add rules.
- * m68k/t-mot3300-gas: Likewise.
-
-1999-12-27 Ian Lance Taylor <ian@zembu.com>
-
- * configure.in: Avoid [[ by using test and changequote. Add
- changequote required by 1999-12-14 change.
- * configure: Rebuild.
-
-1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
-
- * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
-
-1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
-
- * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
- * flow.c (find_use_as_address): Likewise.
- * function.c (fixup_var_refs_1): Likewise.
- (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
- * jump.c (invert_exp, redirect_exp): Likewise.
- * loop.c (replace_call_address): Likewise.
- (count_nonfixed_reads): Likewise.
- * rtlanal.c (modified_between_p): Likewise.
- (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
- (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
- * unroll.c (remap_split_bivs): Likewise.
-
-1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * diagnostic.c (v_message_with_decl): Use .* format specifier
- instead of building the format specifier width manually.
-
- * system.h (strsignal): Don't check HAVE_STRSIGNAL when
- determining whether to provide a prototype. Remove the
- sys_siglist clause in the conditional.
-
-1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
-
- * fold-const.c (operand_equal_p): Use memcmp to compare string
- constants.
- Suggested by D. J. Bernstein
-
-1999-12-17 Jakub Jelinek <jakub@redhat.com>
-
- * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
- UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
- compiling libgcc2.
- * config/mips/mips.h (TARGET_64BIT): Likewise.
- * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
- * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
- of {SI,DI}type and DIunion. Define these types to QI/HI modes on
- dsps. Give routines proper names if SI/DI modes are not used.
- * longlong.h: Use DWunion instead of DIunion.
-
-1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
-
- * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
- GC_CHECKING, GC_ALWAYS_COLLECT.
- * configure.in: Allow --enable-checking with an argument
- listing check modes to enable.
- * config.in, configure: Rebuilt.
- * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
- GGC_ALWAYS_VERIFY for ggc-simple.c) only if
- ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
- ENABLE_GC_ALWAYS_COLLECT.
- * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
- throughout.
- * tree.h, tree.c: Change ENABLE_CHECKING to
- ENABLE_TREE_CHECKING throughout.
-
-Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (fold_truthop): Properly check for FP RHS.
-
-1999-12-24 Mark Mitchell <mark@codesourcery.com>
-
- * toplev.h (note_deferall_of_defined_inline_function): Declare.
- * toplev.c (note_deferral_of_defined_inline_function): New
- function, split out from ...
- (rest_of_compilation): ... here. Use it.
-
-Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (store_constructor): Don't call clear_storage if size is
- variable.
-
-1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * Makefile.in (toplev.o): Depend on loop.h.
-
- * dwarfout.c: Include tm_p.h.
-
- * emit-rtl.c (restore_emit_status): Mark parameter with
- ATTRIBUTE_UNUSED.
-
- * final.c (final_scan_insn): Likewise.
-
- * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
- flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
- flow_depth_first_order_compute, flow_loop_pre_header_find,
- flow_loop_tree_node_add, flow_loops_tree_build,
- flow_loop_level_compute, flow_loops_level_compute,
- flow_loop_outside_edge_p): Add prototypes.
- (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
-
- * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
- Mark with ATTRIBUTE_NORETURN.
-
- * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
-
- * local-alloc.c (no_conflict_p): Likewise.
-
- * loop.c (insert_bct): Hide definitions of variables with hidden
- usage.
- (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
-
- * regclass.c (memory_move_secondary_cost): Mark variable `mem'
- with ATTRIBUTE_UNUSED.
- (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
- (reg_scan): Likewise.
-
- * reload.c (find_reloads): Remove unused variables `changed'.
-
- * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
- away const-ness.
- (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
- Remove unused variable `insn'.
-
- * toplev.c: Include loop.h.
- (report_file_and_line): Remove unnecessary prototype.
-
- * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
-
- * unroll.c (biv_total_increment): Likewise.
-
-Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * reload1.c (emit_input_reload_insns): Restore old behaviour
- wrt. 'special' reloads.
-
-1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
-
- * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
- hash.h. (cse.c): Don't depend on hashtab.h.
-
- * cse.c: Don't include hashtab.h.
- (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
- of dead functions.
- * ggc-simple.c: Don't include hash.h.
-
-1999-12-22 Jason Merrill <jason@casey.cygnus.com>
-
- * dwarf2out.c (add_abstract_origin_attribute): Call
- gen_abstract_function on our function context.
-
-Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
-
- * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
-
-1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.c (c4x_address_cost): Add statement to default
- case in switch.
-
-1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
- constraints to "a!r".
-
-1999-12-21 Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (calls.o): Depend on function.h.
- (alias.o): Likewise.
-
-1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c (emit_reload_insns): Break out code and variables into...
- (input_reload_insns, other_input_address_reload_insns,
- other_input_reload_insns, input_address_reload_insns,
- inpaddr_address_reload_insns, output_reload_insns,
- output_address_reload_insns, outaddr_address_reload_insns,
- operand_reload_insns, other_operand_reload_insns,
- other_output_reload_insns): ... new static variables, and...
- (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
- do_output_reload): ... new functions.
-
-Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
-
-1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * md.texi: Add c4x constraints documentation.
-
-1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
-
- * config/i386/dgux.c (struct option): Rename to
- lang_independent_option.
- (struct m_options): Add description field.
- (output_options): Rename option type, add sep declaration, output
- ix86_cpu_string and ix86_arch_string only if set.
- (output_file_start): Rename option type.
-
-Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
-
- * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
- stmp-int-hdrs.
- (libgcc2.a): Similarly.
-
-Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
-
- * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
- with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
- for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
-
-Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
-
- * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
- Remove redundant initialization of "frexpon" and "expon".
-
-Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
-
- * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
- (store_constructor_field, expand_expr): Pass new arg.
-
-1999-12-20 Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (explow.o): Depend on function.h.
-
- * stor-layout.c (set_sizetype): Fix typo.
-
-1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * function.c (cfun): Renamed from current_function. All users
- changed.
- * function.h (cfun): Rename declaration as well.
-
- * reload.h (struct insn_chain): Change live_throughout and dead_or_set
- to be of type regset_head, not regset. All users changed by adding
- address operator.
- * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
-
-1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/rtems.h: New file.
-
-1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c (spill_failure): Take class of failed reload as argument
- and print it. Caller changed.
-
-Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * rs6000.h (SUBTARGET_DEFAULT): New macro.
- (TARGET_SWITCHES): Allow subtargets to default switches.
- * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
-
-1999-12-18 Mark Mitchell <mark@codesourcery.com>
-
- * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
- in a main program.
-
-Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
-
- * cccp.c (main): Define __STDC_VERSION__ as necessary.
- * cppinit.c (cpp_handle_option): Likewise.
-
- * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
- determine when to define.
-
-Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
- cmove with mismatched test and data modes.
-
-Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
-
- * c-typeck.c (c_expand_start_case): Don't warn for long switch
- in system headers.
-
-Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alias.c: Minor reformatting.
- * flow.c: Likewise.
- * regs.h: Likewise.
- * stor-layout.c: Likewise.
- * fold-const.c: Likewise.
- (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
- (struct cb_args, const_binop_1, const_binop): Pass type of arg,
- not arg itself.
- (size_int_wide): Cache nodes even if garbage collecting.
- (twoval_comparison_p): Reenable SAVE_EXPR case if operand
- of SAVE_EXPR has no side effects.
- * cse.c: Move a comment.
- * tree.c: Minor reformatting.
- (int_size_in_bytes): Return -1 if constant overflows.
-
-Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
-
-1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
-
- * objc/objc-parse.c: Regenerate. This file must be rebuilt
- after any change to c-parse.in, even if objc-parse.y didn't
- change. Oops.
-
-1999-12-18 David S. Miller <davem@redhat.com>
-
- * toplev.c (rest_of_compilation): Restore BLOCK tree
- reconstruction and branch shortening changes lost in
- December 18th change.
-
-Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
-
- * config/arm/linux-elf.h: Change all instances of
- ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
- * config/arm/uclinux-elf.h: Likewise.
-
-1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
-
- * toplev.c (notice, vmessage, v_message_with_file_and_line,
- v_message_with_decl, file_and_line_for_asm,
- v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
- verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
- v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
- v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
- pfatal_with_name, fatal_io_error, need_error_newline,
- last_error_function, last_error_tick, announce_function,
- default_print_error_function, print_error_function,
- report_error_function, fnotice, error_with_file_and_line,
- error_with_decl, error_for_asm, error, set_fatal_function, fatal,
- _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
- warning_with_decl, warning_for_asm, warning, pedwarn,
- pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
- diagnostic.c
- (compile_file): Use fnotice instead of notice. Adjust call.
-
- * diagnostic.c: New file.
-
- * Makefile.in (OBJS): Include diagnostic.o
- (diagnostic.o): Define dependence.
-
-1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
- Tweak formatting.
-
-1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
-
-1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
-
- * fixtests.c (is_cxx_header): New fn, split out of
- double_slash_test.
- (else_endif_label): Allow "#endif // comment" in C++ headers,
- as determined by is_cxx_header.
- * fixfixes.c (else_endif_label_fix): Update comment.
- * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
- a tty.
- * genfixes: Correct double thinko in commandline parsing.
- * hackshell.tpl: Generate correct sh syntax for bypass
- entries.
-
- * inclhack.def (all): Whenever an inserted preprocessor
- conditional is split over multiple lines, use double
- backslashes in this file so the fixed header will be readable.
-
- (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
- and add bypass entry for correct version of this header.
- (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
- (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
-
- (hpux8_bogus_inlines): New fix, split from...
- (ultrix_atof_param) ... here.
- (math_expression): Add bypass entry keyed to glibc comment
- indicating the problem has been dealt with; disable
- unnecessary sed operations; update commentary.
- (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
- add select and bypass entries, simplify shell operation.
- (math_huge_val_ifndef): Split from math_gcc_ifndefs.
-
- (ip_missing_semi, rs6000_param, tinfo_cplusplus,
- ultrix_atof_param): Add select entry.
- (stdio_va_list, sunos_mather_decl): Add bypass entry.
- (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
- comments with the fixes they describe.
-
- * c-parse.in (string action): Do not warn about ANSI string
- concatenation in system headers. Affects C parser only.
- * c-parse.y, c-parse.c, c-parse.h: Rebuild.
-
-1999-12-16 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
- compiling libgcc2 the macro depends always on arch cpp defines.
-
-Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
-
- * loop.c (insert_loop_mem): Don't record MEMs from inside
- EXPR_LISTs.
-
-Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
-
- * regclass.c (regclass): Do not use flowgraph when not optimizing.
-
- * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
- notes too, create one when replacement failed, attempt to simplify
- resulting notes.
- (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
- or REG_EQUIV notes.
-
-1999-12-16 Mark Mitchell <mark@codesourcery.com>
-
- * crtstuff.c (__dso_handle): Declare.
- (__cxa_finalize): Likewise.
- (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
- non-NULL.
-
- * invoke.texi: Document -fuse-cxa-atexit.
-
- * tree.h (ptr_type_node): Document.
- (const_ptr_type_node): Likewise.
-
-Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
- (optimize_reg_copy_2): Likewise.
- (optimize_reg_copy_3): Likewise.
- (fixup_match_2): Likewise.
- (regmove_optimize): Likewise.
- (fixup_match_1): Liekwise.
-
- * i386.md (HI to SImode promoting splitters): Rewrite.
- (pushsf mem peep2): New.
- (testhi to andhi peep2): Remove.
- * i386.h (x86_promote_QImode): New.
- (TARGET_PROMOTE_QImode): New.
- (PREDICATE_CODES): Add promotable_binary_operator.
- * i386.c (x86_promote_QImode0: New.
- (promotable_binary_operator): New.
- * i386-protos.h (promotable_binary_operator): New.
-
- * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
- condition.
- (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
-
-1999-12-16 Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
- * function.c (insert_block_after_note): Remove.
- (retrofit_block): Likewise.
- (identify_blocks): Fix indentation.
- (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
- NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
- * function.h (insert_block_after_note): Remove prototype.
- (retrofit_block): Likewise.
- * integrate.c (expand_inline_function): Don't call
- find_loop_tree_blocks. Use expand_start_bindings_and_block, not
- just expand_start_bindings. Use the block_map to remap old
- NOTE_BLOCKs to new ones.
- (integrate_decl_tree): Keep track of remapped blocks.
- * integrate.h (struct inline_remap): Add block_map.
- * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
- NOTE_BLOCK on the notes.
- (expand_start_bindings): Rename to ...
- (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
- (expand_end_bindings): Set NOTE_BLOCK.
- * toplev.c (rest_of_compilation): In function-at-a-time-mode,
- reconstruct the BLOCK tree.
- * tree.h (expand_start_bindings): Macroize. Call ...
- (expand_start_bindings_and_block): New function.
-
-1999-12-16 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.c (print_operand): Cast fprintf arguments
- to match the format.
-
-1999-12-16 David S. Miller <davem@redhat.com>
-
- * expr.c (emit_move_insn_1): Only emit clobbers if one of
- the outputs is a SUBREG.
- * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
- change.
-
- * config/sparc/sparc.c (epilogue_renumber): Add default case
- to switch stmt.
-
-Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * toplev.c (rest_of_compilation): Run branch shortening after
- reg-stack.
-
- * regclass.c (loop_depth): Remove
- (scan_one_insn): Do not handle LOOP_NOTE insns.
- (regclass): Go through basic blocks and set loop_cost
-
-Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
-
- * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
-
-Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (movqi): Use "nonimmediate_operand" for output operand.
- (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
- (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
-
-Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
-
- * loop.c (insert_loop_mem): Ignore memory clobbers.
-
- * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
- to (OP A B).
-
-Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
-
- * profile.c: Remove redundant #include "output.h".
-
- * h8300.md (HImode preinc peephole): Fix typo.
-
-1999-12-15 Jason Merrill <jason@casey.cygnus.com>
-
- * function.c (retrofit_block): Abort if we don't find a suitable insn.
- (insert_block_after_note): Abort if we don't have a previous block.
- Remove FN parameter.
- * function.h: Adjust.
-
-1999-12-15 Mark Mitchell <mark@codesourcery.com>
-
- * builtins.c (expand_builtin_mathfn): Make sure not to expand the
- argument more than once.
-
-1999-12-15 Jason Merrill <jason@casey.cygnus.com>
-
- * stmt.c (expand_decl): Expand upper bound of a dynamic array.
-
-1999-12-15 Jakub Jelinek <jakub@redhat.com>
-
- * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
-
-Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
- (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
- update stack_alignment_needed.
- (prepare_function_start): Initialize stack_alignment_needed
- * function.h (struct function): Add field stack_alignment_needed.
-
-Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * caller-save.c (insert_one_insn): Returns struct insn_chain *.
- Handle live_throughout / dead_or_set instead of live_before /
- live_after.
- (save_call_clobbered_regs): Get register livenessinformation from
- chain->live_throughout.
- (add_stored_regs): New function.
- (insert_restore, insert_save): Add restored / saved registers to
- dead_or_set.
- * global.c (reg_dies): New parameter chain.
- (reg_becomes_live): Third parameter is regs_set now.
- Changed all callers.
- (reg_dies): New parameter chain. Changed all callers.
- (build_insn_chain): Set live_throughout instead of
- live_before / live_after.
- * reload.h (struct insn_chain): Replace members live_before /
- live_after with live_throughout / dead_or_set.
- * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
- instead of live_before / live_after.
- (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
- (order_regs_for_reload, find_reg, finish_spills): Likewise.
- (choose_reload_regs_init): Likewise.
- * stupid.c (current_chain, find_clobbered_regs): Delete.
- (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
- instead of chain->live_before / chain->live_after.
- (mark_hard_ref): New function.
- (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
-
-1999-12-15 David S. Miller <davem@redhat.com>
-
- * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
-
-Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * flow.c (calculate_loop_depth): Make global, remove prototype,
- rewrite to use new loop infrastructure.
- (find_basic_block): Remove calculate_loop_depth call.
- * toplev.c (rest_of_compilation): Call find_basic_block.
- * output.h (calculate_loop_depth): Declare.
-
- * flow.c (dump_flow_info): Dump loop_depth.
- (flow_loops_nodes_find): Increase loop_depth for basic block in the
- body.
- (flow_loops_find): Initialize the loop_depth for each basic block.
-
-1999-12-15 Jason Merrill <jason@casey.cygnus.com>
-
- * tree.c (decl_function_context): Handle virtual functions.
-
- * tlink.c (scan_linker_output): Don't look in demangled name when
- looking for linker output keywords.
-
- * dwarfout.c (output_type): We can defer namespace-scope classes.
-
-Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
-
- * regclass.c (record_reg_classes): Update comment for merging
- register class preferences in reg->reg copies. Tighten conditions
- for merging register class preferences in reg->reg copies.
-
-Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
-
-1999-12-14 Geoff Keating <geoffk@cygnus.com>
-
- * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
- (INIT_SECTION_ASM_OP): Delete.
- (FINI_SECTION_ASM_OP): Delete.
- (STARTFILE_SPEC): Define to hold just crtbegin.o.
-
-1999-12-14 Jason Merrill <jason@casey.cygnus.com>
-
- * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
- the abstract origin wasn't emitted.
-
- * dwarf2out.c (class_scope_p): New fn.
- (gen_subprogram_die): Use it.
- (gen_variable_die): Use it. Tweak logic.
- (gen_struct_or_union_type_die): Check context_die to determine
- if we're function-local.
- (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
-
-1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * loop.c (check_dbra_loop): Can't reverse a biv that has
- maybe_multiple set.
-
-1999-12-14 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/arm.c: Add support for -mcpu=arm720 command line
- switch.
-
-Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (strength_reduce): Fix sign of giv lifetime calculation
- for givs made from biv increments.
-
-Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
-
- * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
- * alpha.c (override_options): Recognize -mcpu=ev67.
- * alpha.h (CPP_CPU_EV67_SPEC): New.
- (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
- (EXTRA_SPECS): Update.
-
-Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
-
- * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
- appropriate for -lang-c89 and -std=*.
- * cppinit.c (cpp_handle_option): Likewise.
- (new_pending_define): New, split out from cpp_handle_option.
- * gcc.c (default_compilers): Don't define __STRICT_ANSI__
- or enable trigraphs for -ansi/-std=*.
-
- * ginclude/stdarg.h (__va_copy): New.
- (va_copy): Don't define for C89.
-
-Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
-
- * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
- for long long multiply-accumulate.
-
-Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * regclass.c (scan_one_insn): Set loop_cost to 1 when
- optimizing for size.
-
-1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
- if something changed. Back out that part of yesterday's changes.
-
- * loop.c (loop_max_reg): New static variable.
- (loop_optimize): Initialize it. Eliminate one unnecessary call to
- max_reg_num.
- (scan_loop): Call reg_scan_update whenever we may have added new
- registers, and update loop_max_reg.
-
-Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * regclass.c (record_reg_classes): Do not do the copying preferrencing
- when source does not die.
-
- * regclass.c (record_reg_classes): Handle INOUT operands properly.
-
-1999-12-14 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/linux64.h (TARGET_LIVE_G0,
- TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
- variants on Linux.
- * config/sparc/linux.h (TARGET_LIVE_G0,
- TARGET_BROKEN_SAVERESTORE): Likewise.
- * config/sparc/linux-aout.h (TARGET_LIVE_G0,
- TARGET_BROKEN_SAVERESTORE): Likewise.
-
- * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
- (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
- not %g2.
- (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
- as sparc64 block profiling register.
- * config/sparc/sparc.c (sparc_override_options): Allow block
- profiling with -m32.
- (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
- profiling register.
- * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
- macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
- * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
-
- * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
- for sparc64.
- * config/sparc/sparc.h: Likewise.
- * config/sparc/xm-sysv4-64.h: Likewise.
- * config/float-sparc.h: Likewise.
- * glimits.h: Likewise.
- * longlong.h: Likewise.
-
- * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
- (ASM_IDENTIFY_GCC): Remove.
-
-1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * combine.c (combine_simplify_rtx): Don't make shared rtl.
- (simplify_logical): Likewise.
-
-1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
-
- * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
- * cppfiles.c (INO_T_EQ): Likewise.
-
-1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
-
- * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
- * i386/mingw32.h (LIB_SPEC): Likewise.
- (STARTFILE_SPEC): Likewise.
- * i386/uwin.h (LIB_SPEC): Likewise.
- (STARTFILE_SPEC): Likewise.
-
- * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
- * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
-
-Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
-
- * combine.c (combine_simplify_rtx): Fix order of checks for
- (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
-
-1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
-
- * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
- 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
-
-1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
- defined.
- * regclass.c (inv_reg_alloc_order): New array.
- (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
-
- * reload.h (struct insn_chain): Delete fields group_size, group_mode,
- counted_for_groups, counted_for_nongroups. Add fields rld and
- n_reloads.
- * reload.c (push_secondary_reload): Don't set nongroup field of
- new reloads.
- (push_reload): Likewise.
- (find_reloads): Delete code to compute nongroup fields.
- * reload1.c (reload_insn_firstobj): New static variable.
- (pseudos_counted, spilled_pseudos): Now of type regset_head. All
- users changed.
- (calculate_needs, find_tworeg_group, find_group, possible_group_p,
- count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
- dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
- functions.
- (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
- functions.
- (struct hard_reg_n_uses): Deleted.
- (potential_reload_regs): Deleted.
- (init_reload): Initialize spilled_pseudos and pseudos_counted.
- (reload): Don't try to allocate reload registers if we already know
- we have to make another pass. Call select_reload_regs. Free memory
- starting with reload_firstobj when starting another pass.
- Don't allocate spilled_pseudos.
- (calculate_needs_all_insns): Call copy_reloads for an insn that
- needs reloads; don't call calculate_needs.
- (spill_cost): New static array.
- (used_spill_regs_local): New static variable.
- (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
- to compute potential_reload_regs.
- (find_reload_regs): Completely rewritten to use find_reg.
- (allocate_reload_reg): Don't test counted_for_groups or
- counted_for_nongroups. Lose NOERROR arg and code to give an error;
- all cllers changed.
- (choose_reload_regs): Add fallback code that uses the existing
- register allocation from find_reload_regs.
-
-Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
-
- * flow.c (create_edge_list): Cast xmalloc return value.
-
-Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
-
- * doprnt.c: Remove incorrect comment closure.
-
- * cse.c: Fix a few minor whitespace goofs.
-
-1999-12-13 Don Bowman <don@pixstream.com>
-
- * mips/vxworks.h: Fix problem with comment termination.
- (EXTRA_SECTIONS): Add in_sbss.
- (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
-
-1999-12-12 David S. Miller <davem@redhat.com>
-
- * cse.c (struct cse_reg_info): Add hash_next member,
- reorder rest of struct for better packing on 64-bit
- hosts.
- (cse_reg_info_tree): Kill.
- (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
- REGHASH_FN): New custom pow2 hash mechanism.
- (NBUCKETS): Kill.
- (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
- use a pow2 hash table.
- (get_cse_reg_info): Rework to use new REGHASH.
- (new_basic_block): Likewise, use HASH_SIZE, and inline
- free_element call.
- (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
- and inline free_element call.
- (lookup_as_function, insert, flush_hash_table, invalidate,
- remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
- invalidate_for_call, use_related_value, find_comparison_args,
- fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
- (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
- get_element): Kill.
-
-Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (cse_basic_block): Free qty_table consistently.
-
-1999-12-12 David S. Miller <davem@redhat.com>
- Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.md (movtf reg/reg split): Don't generate
- SUBREGs by hand, gen the appropriate hard reg directly.
- (movtf reg/mem split): Likewise and alter_subreg on destination
- if necessary.
- (movtf mem/reg split): Similarly.
- (movdf_cc_sp64): Rename from hidden pattern.
- (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
- (movtf_cc_sp64, following split): New pattern and splitter.
- (movdf_cc_reg_sp64): Rename from hidden pattern.
- (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
- TARGET_HARD_QUAD.
- (movtf_cc_reg_sp64, following split): New pattern and splitter.
-
-1999-12-12 Stephen L Moshier <moshier@mediaone.net>
-
- * loop.c (load_mems): Don't hoist written floating point mem
- if -ffloat-store.
-
-1999-12-12 Mark Mitchell <mark@codesourcery.com>
-
- * except.h (struct eh_queue): Add `next' pointer.
- (struct eh_status): Make x_ehqueue a pointer.
- (push_ehqueue): Declare.
- (pop_ehqueue): Likewise.
- * except.c (expand_eh_region_end): Adjust now that ehqueue is a
- pointer.
- (expand_fixup_region_end): Likewise.
- (expand_leftover_cleanups): Likewise.
- (push_ehqueue): Define.
- (pop_ehqueue): Likewise.
- (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
- than doing it inline.
- (expand_start_all_catch): Adjust now that ehqueue is a
- pointer.
- (mark_eh_queue): Mark all level of the queue.
- (mark_eh_status): Adjust now that ehqueue is a
- pointer.
- (init_eh_for_function): Allocate ehqueue.
- (free_eh_status): Free it.
- * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
- expansion for a fixup.
-
-1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * gthr-single.h (__gthread_active_p): Add prototype arguments.
-
- * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
- (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
- __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
- function_ptr, getpagesize, __enable_execute_stack,
- __enable_execute_stack, __clear_insn_cache,
- __enable_execute_stack, __do_global_dtors, __do_global_ctors,
- _cleanup, _exit, __default_terminate, __terminate_func,
- __terminate, __empty, __throw, new_eh_context,
- eh_context_initialize, eh_context_static, eh_context_specific,
- get_eh_context, __get_eh_context, __get_eh_info,
- init_reg_size_table, eh_threads_initialize,
- __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
- __unwinding_cleanup, throw_helper, __throw, __rethrow,
- __pure_virtual): Add prototype arguments.
- (__bb_exit_func): Cast a sizeof to long when comparing against one.
- Cast a signed value to unsigned long when comparing against one.
- (new_eh_context): Wrap in _GTHREADS macro.
- (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
- declaration.
- (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
- (throw_helper): Initialize variables `handler_p' and `pc_p'.
-
-1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * combine.c (record_promoted_value): Remove unused variable
- `links2'.
-
- * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
-
- * global.c (record_conflicts): Likewise for `j'.
-
- * genoutput.c (output_insn_data): Don't unnecessarily cast away
- const-ness.
-
-1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * i386-protos.h (output_387_binary_op, output_fix_trunc,
- output_fp_compare): Constify a char*.
-
- * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
- static prototypes.
- (override_options, ix86_comp_type_attributes, print_operand,
- output_387_binary_op, output_fix_trunc, output_fp_compare):
- Constify a char*.
- (ix86_sched_reorder): Mark parameter `clock_var' with
- ATTRIBUTE_UNUSED.
-
- * i386.h (DEBUG_PRINT_REG): Constify a char*.
-
-Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
-
- * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
- operand, for use in the Java front-end.
-
-1999-12-10 Ben Collins <bcollins@debian.org>
-
- * configure.in: Fix typo for "-64" in 64bit as check.
- * configure: Rebuilt.
-
-1999-12-10 Jakub Jelinek <jakub@redhat.com>
-
- * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
- appropriate.
-
-1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-parse.in (string): With -Wtraditional, warn if ANSI string
- concatenation is utilized.
-
- * invoke.texi (-Wtraditional): Document it.
-
-1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
- Cast a ptrdiff_t to long and pass it to printf with %ld.
-
-1999-12-10 Geoff Keating <geoffk@cygnus.com>
-
- * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
- 68881, we have no 68881 registers at all.
- (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
- value in a 68881 register if it is available.
-
-1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
-
- * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
- for long long multiply-accumulate.
-
-1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * loop.c (insert_loop_mem): Undo last change.
-
-1999-12-10 David S. Miller <davem@redhat.com>
-
- * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
- New functions.
- * config/sparc/sparc-protos.h: Add them.
- * config/sparc/sparc.h: Add them to PREDICATE_CODES.
- (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
- constraints which use those helpers.
- (EXTRA_CONSTRAINT): Use this new macro.
- * md.texi: Update sparc target constraints documentation.
- * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
- movsf_const_high, movsf_const_lo, movsf_insn): Delete.
- (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
- movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
- (movsf high/lo_sum split): Rework for new patterns.
- (movsf expander): Allow storing fp_zero to memory if ! live_g0.
-
-1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
-
- * c-common.c (c_common_nodes_and_builtins):
- Create __builtin_ptrdiff_t and __builtin_size_t.
-
-Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
-
-Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * regclass.c (globalize_reg): Re-instate test that allows
- fixed registers to be declared as a variable even after functions
- are defined.
-
-Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (cpu attribute): Add "athlon".
- (athlon_decode): New attribute.
- (Athlon scheduling units definitions): New.
- (fcmp and shld patterns): Set athlon_decode to "vector".
- * i386.c (athlon_cost): New.
- (m_ATHLON): New.
- (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
- x86_use_sahf): Set for Athlon.
- (x86_use_fiop): Unset for Athlon.
- (override_options): Define Athlon alignments and "athlon" name.
- (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
- * i386.h (TARGET_ATHLON): New.
- (enum processor_type): Add PROCESSOR_ATHLON.
- (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
- for CPU_DEFAULT==5
- (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
-
-1999-12-09 Andreas Jaeger <aj@suse.de>
-
- * loop.c (record_biv): Declare parameter as int.
-
- * config/i386/i386-protos.h: Declare long_memory_operand.
-
-1999-12-09 Mark Mitchell <mark@codesourcery.com>
-
- * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
- EXPR_WITH_FILE_LOCATION.
-
-Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
- in expander.
-
- * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
-
- * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
- updating code.
-
-1999-12-09 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
- default on linux64 again.
- * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
- models for multilibing.
- * genmultilib: Accept | as alternative separator within a set in
- MULTILIB_OPTIONS.
-
- * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
-
- * calls.c (precompute_arguments): Make sure initial_value contains
- value pseudo which CSE expects.
- * cse.c (struct set): New entry orig_src.
- (cse_insn): Set it early on entry, use it for libcall EQUIV note
- replacement.
-
-Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
-
- * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
-
-1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
-
-1999-12-08 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.c (ultra_cmove_results_ready_p,
- ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
-
- * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
- if TARGET_ARCH32.
-
- * longlong.h: Merge in changes from glibc.
- Also don't clobber %g2 register in 32bit SPARC assembly, so that
- -mno-app-regs libgcc can be compiled.
- * libgcc2.c: Add defines so that the updated longlong.h
- can be used in libgcc2.a. Also, make sure on most architectures
- (at least on all which have optimized code in longlong.h defined
- for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
-
-1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
- `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
- * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
- is GNU ld.
- * configure: Rebuilt.
-
-Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (secondary_reload_class): For !BWX, sub-simode
- outputs require a register.
-
-1999-12-08 Brendan Kehoe <brendan@cygnus.com>
-
- * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
- _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
- functions like dptoul will be resolved.
- (libgcc2.a): Make sure that the object files from DPBIT are named
- differently (prefix `_dp') from those that would be coming from
- FPBIT.
-
-1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
-
- * configure.in: When target is sparc* and tm_file contains 64,
- test for 64bit support in assembler. If not supported, remove
- sparc/t-sol2-64 from target-dependent Makefile fragments.
- (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
- (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
- (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
- * acconfig.h (AS_SPARC64_FLAG): Added.
- * configure, config.in: Rebuilt.
- * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
- support. Use AS_SPARC64_FLAG.
-
-1999-12-07 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
- suitable for holding OFmode values so that gcc works with complex
- quad long doubles.
- (hard_64bit_mode_classes): Likewise.
-
- * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
- so that it is actually matched.
- (sethi_di_medlow): Likewise.
-
- * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
- as legitimate constant if -mvis.
- * config/sparc/sparc.md (movtf): Likewise.
- (clear_sf): Use const_double_operand.
- (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
-
- * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
- * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
- * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
- routines, _Qp_* cannot be handled like that now.
- (INIT_TARGET_OPTABS): Likewise.
- * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
- (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
- sparc_emit_float_lib_cmp if ARCH64 and soft float.
- (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
- floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
- divtf3, sqrttf3): New expanders.
- (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
- floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
- addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
- non-_hq patterns.
-
- * configure.in (sparc64-*-linux*): Use posix threads if enabled.
- * configure: Rebuilt.
- * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
- -mcpu is given and we're doing 64bit compiles.
-
-Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
-
- * loop.h (struct induction): Add multi_insn_incr.
- * loop.c (basic_induction_var): New multi_insn_incr argument.
- Set it if we search back through previous insns for the biv.
- (record_biv): New multi_insn_incr argument; fill in struct induction.
- (strength_reduce): Discard an iv with multiple bivs, any of
- which require multiple insns to increment.
-
-1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
-
- * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
- documentation.
-
-1999-12-06 David S. Miller <davem@redhat.com>
-
- * combine.c (check_promoted_subreg): Do not conditionalize this upon
- PROMOTE_FUNCTION_RETURN.
-
-Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
-
- * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
- and handle REG_UNUSED note on insn.
-
- * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
- inner_mask instead of mask.
-
-1999-12-06 Brendan Kehoe <brendan@cygnus.com>
-
- * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
- zero if there was an error.
-
-1999-12-06 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.md (return_losum_di): Fix typo in asm
- output string.
-
- * longlong.h: Fix clobbers in SPARC asm statements.
-
- * config/sparc/sparc.c (input_operand): Allow HImode and QImode
- valid sethi operations when TARGET_ARCH64.
-
- * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
- always use move_by_pieces to avoid infinite recursion.
- (restore_fixed_argument_area): Likewise.
-
- * combine.c (check_promoted_subreg, record_promoted_value): New
- functions.
- (combine_instructions): Use them to retain nonzero and sign bit
- information after SUBREGs are eliminated by optimizations in
- this pass if PROMOTE_FUNCTION_RETURN.
-
- * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
- .register declaration. Don't use variables with __ prefixes.
-
-Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (optimize_bit_field_compare): Only use one mode
- for both RHS and LHS in non-constant case.
-
-1999-12-06 Nathan Sidwell <nathan@acm.org>
-
- * frame.c (start_fde_sort): Only allocate erratic array, if
- linear one was allocated. Return allocated flag.
- (fde_insert): Only insert, if there's a valid array.
- (fde_end_sort): Split, sort and merge if linear and erratic
- arrays exist, else just sort linear one.
- (search_fdes): New function. Linear search through original fde
- structure.
- (frame_init): Permit multiple initializations. Cope with
- memory shortages.
- (find_fde): Fallback on linear search, if failed to sort array.
- (__deregister_frame_info): Only free sorted array, if we
- allocated it.
-
-1999-12-06 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
-
-1999-12-05 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
-
-1999-12-05 Mark Mitchell <mark@codesourcery.com>
-
- * tree.h (special_function_p): Declare.
- * calls.c (special_function_p): Make it global. Don't take `name'
- as a parameter. Fix typo in 1999-11-28 change.
- (expand_cal): Adjust.
-
-1999-12-04 Mark Mitchell <mark@codesourcery.com>
-
- * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
- * tree.h (EXPR_WFL_FILENAME): Define in terms of
- EXPR_WFL_FILENAME_NODE.
- (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
- the TREE_CHAIN.
- * print-tree.c (print_note): Print TREE_PRIVATE and
- TREE_PROTECTED.
-
- * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
- the original die cannot be found.
-
- * varray.h (varray_head_tag): Add elements_used.
- (VARRAY_PUSH): New macro.
- (VARRAY_POP): Likewise.
- (VARRAY_TOP): Likewise.
- Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
- types.
- * varray.c (varray_init): Initialize elements_used.
- * Makefile.in (BASIC_BLOCK_H): Add varray.h.
- (INTEGRATE_H): New variable.
- (integrate.o): Depend on INTEGRATE_H.
- (unroll.o): Likewise.
-
- * function.h (insert_block_after_note): Declare.
- * function.c (insert_block_after_note): Split out from ...
- (retrofit_block): ... here.
-
- * stmt.c (expand_fixup): Fix typo in comment.
-
-Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
- (optimize_reg_copy_1): Remove REG_N_REFS updating code.
- (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
- (regmove_optimize, fixup_match_1): Likewise.
-
-1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * flow.c (flow_loops_dump): Add missing argument when calling
- flow_loop_nested_p.
-
-1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
- Greg McGary <gkm@gnu.org>
-
- * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
- (init_attributes): Add A_NO_LIMIT_STACK.
- (decl_attributes): Handle A_NO_LIMIT_STACK.
- * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
- * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
- Handle stack bounds checking.
- * flags.h (flag_stack_check): Use the word 'probe' rather than
- 'check', because the flag doesn't actually cause any checking to
- be done.
- * function.c (expand_function_start): Set
- current_function_limit_stack.
- * function.h (struct function): Add limit_stack.
- (current_function_limit_stack): Define.
- * invoke.texi (Code Gen Options): Document new options.
- * rtl.h: Declare stack_limit_rtx.
- * toplev.c (stack_limit_rtx): New variable.
- (decode_f_option): Handle new options -fstack-limit-register=REG,
- -fstack-limit-symbol=IDENT, -fno-stack-limit.
- (main): Add stack_limit_rtx as GC root.
- * tree.h (DECL_NO_LIMIT_STACK): New macro.
- (struct tree_decl): New member no_limit_stack.
-
- * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
- stack_limit_rtx.
- * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
- (conditional_trap+1): Get new mnemonic correct.
- (conditional_trap+2): New pattern for DImode traps.
-
- * config/m68k/m68k.c (output_function_prologue): Handle
- stack_limit_rtx.
- * config/m68k/m68k.md (trap): New insn.
- (conditional_trap): New insn.
- * md.texi (Standard Names): Document `trap' and
- `conditional_trap'.
- * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
- so a cc0 setter doesn't get emitted at some random place in the
- function.
-
- * config/i960/i960.md (trap): New insn.
- (conditional_trap): New expander.
- (conditional_trap+1, conditional_trap+2): New insns for signed
- and unsigned cases.
- * config/i960/i960.c (i960_function_prologue): Use
- STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
-
-Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
- Geoffrey Keating <geoffk@cygnus.com>
-
- * flags.h (warn_padded, warn_packed): Add global var decls.
- * toplev.c (warn_padded, warn_packed): Add global var defns.
- (W_options): Add warnings `-Wpacked' and `-Wpadded'.
- * stor-layout.c (layout_record): Add local variable `type'
- to hold often-used TREE_TYPE (field). Add local variable
- `unpacked_align' to hold alignment that would be in force
- if no `packed' attribute were present. Warn if `packed' attribute
- is unnecessary, or even harmful. Warn when gcc inserts padding
- to satisfy alignment requirements of members. Use NULL_TREE
- when checking whether var_size is set.
- * invoke.texi: Document new flags.
-
-1999-12-03 Nathan Sidwell <nathan@acm.org>
-
- * frame.c (fde_split): Reimplement to avoid variable sized array.
-
-Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * combine.c (try_combine): Before fixing up LOG_LINKS for the
- i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
-
-1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
-
- * invoke.texi: Document the mips option -mno-crt0
-
-1999-12-02 Mike Karr <mkarr@mathworks.com>
-
- * cccp.c (argdata): Added free_ptr member.
- (macroexpand): Initialize free_ptr of each argument. When an
- argument's buffers are freed, if the argument's free_ptr corresponds
- to a buffer on the input stack, then return the free_ptr to that stack
- frame, otherwise, free it.
- (macarg): If an argument begins and ends on the same input stack level,
- then transfer the free_ptr of that buffer to the argument in case
- the stack is popped during the processing of a subsequent argument.
-
-1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * loop.c (note_reg_stored): New function.
- (struct note_reg_stored_arg): New structure.
- (try_copy_prop): Change to be more conservative; only replace within
- one extended basic block and stop replacing if a store to the
- replacement reg is seen.
-
-1999-12-02 Nick Clifton <nickc@cygnus.com>
-
- * config/fp-bit.c: Initialise all fields of the NAN
- constants.
-
- * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
- to HANDLE_PRAGMA.
-
-Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (extend?f?f2): Force the input into a register, not
- the output.
-
-1999-12-01 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
- regclass' sake.
- (movdf_const_intreg_sp32): Likewise. Prefer the memory load
- alternative because setting up 64bit constant is usually costly,
- especially when reload is in progress or completed.
- (movdf_const_intreg_sp64): Likewise.
- (movdf_const_intreg split): Fix building up constants when
- HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
-
-Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
-
- * combine.c (if_then_else_cond): Use const_true_rtx instead of
- const1_rtx for return values in EQ/NE comparison against (const_int 0)
- case.
-
- * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
- (asm_file_start): Emit .am33 into assembly file when compiling for
- the AM33.
- (print_operand_address): Handle POST_INC addresses.
- (can_use_return_insn, initial_offset): Check AM33 registers too.
- (expand_prologue): Check & save AM33 registers too.
- (expand_epilogue): Similarly.
- (secondary_reload_class): Handle AM33 specific secondary reloads.
- (output_tst): Emit efficient code for the AM33 too.
- * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
- (TARGET_SWITCHES): Add -mam33 switch.
- (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
- (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
- (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
- (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
- (enum reg_class, REG_CLASS_NAMES): Likewise.
- (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
- (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
- (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
- (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
- (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
- (HAVE_POST_INCREMENT): Define.
- (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
- (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
- * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
- (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
- (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
- (zero_extend to SI from QI/HI): Likewise.
- (sign_extend to SI from QI/HI): Likewise.
- (mulsidi3, umulsidi3): New patterns for the AM33.
- (tstsi with zero extension from QI/HI): Add AM33 variants.
- (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
- (return_internal_regs, store_movm): Handle new AM33 registers.
- * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
- (LIBGCC, INSTALL_LIBGCC): Likewise.
- * invoke.texi: Document new flags.
-
-Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
- (addsi3_carry): Likewise.
- (sbbsi3_cc): Add "binary_operator_ok" to the condition.
- (sbbsi3_carry): Likewise.
- (mulsi3): Rewrite to expander, ensure that only one operand is memory.
- (mulhi3): Likewise.
- (test?i_1): Ensure that only one operand is memory.
- (conditional move patterns): likewise.
- (shift and rotate patterns): Rewrite to expander, add
- "binary_operator_ok" to the condition.
-
- * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
- * i386.h (procesor_costs): Add movzbl_load field.
- (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
- non-Q registers, accept DImode registers anywhere.
- (Q_CLASS_P): New.
- (MEMORY_MOVE_COST): Calculate QImode moves correctly.
- * i386.c (*_cost): Set value for movxbl_load field.
-
- * (addsi): New add to lea splitter.
- (ashlsi): Likewise.
- (lea to add/shift peep2): New.
-
-1999-12-01 Mark Salter <msalter@cygnus.com>
-
- * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
- * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
- * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
-
-Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.c (ix86_expand_move): Never add clobbers to move patterns.
- * i386.md (movsi_xor): New.
- (movsi_or): New.
- (movsi_1, movhi_1, movqi_1): Remove.
- (movsi_2): Rename to movsi_1.
- (movhi_2): Rename to movhi_1.
- (movqi_2): Rename to movqi_1.
- (movdi_1): Remove; remove splitter.
- (movdi_2): Rename to movdi_1.
- (divmodsi4 splitter): Do not emit clobbers for move patterns.
- (long move peep2): Do not create QI or HI mode mov0s
- (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
-
- * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
- rewrite splitters.
-
- * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
- (abs?f2_if): Likewise.
-
-1999-11-30 Alex Samuel <samuel@codesourcery.com>
-
- * ggc.h (ggc_test_and_set_mark): New macro.
- (ggc_mark_rtx): Use ggc_test_and_set_mark.
- (ggc_mark_tree): Likewise.
- (ggc_mark_rtvec): Likewise.
- * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
-
-1999-11-30 Jason Merrill <jason@casey.cygnus.com>
-
- * dwarf2out.c (scope_die_for): Only handle types. Only search for
- containing types.
- (decl_scope_table): Just an array of trees now.
- (push_decl_scope): Simplify.
- (dwarf2out_init): Adjust.
- (local_scope_p): New fn.
- (gen_inlined_enumeration_type_die): Don't call scope_die_for.
- (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
- (gen_typedef_die): Likewise.
- (gen_lexical_block_die): Don't call push/pop_decl_scope.
- (gen_inlined_subroutine_die): Likewise.
- (gen_abstract_function): Set current_function_decl temporarily.
- (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
- Handle block extern declarations. Don't call push/pop_decl_scope.
- (gen_decl_die): Fix logic for block externs.
-
-1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * calls.c (special_function_p): Remove `realloc' and add `strdup'
- to the list of functions which have attribute malloc by default.
-
-1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
- integer constant does not match the traditional type, limit the
- warnings to cases where the base of the type is ten.
-
- * invoke.texi (-Wtraditional): Document it.
-
-Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
- * rs6000.md: Only access a CONST_INT with INTVAL
-
-Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
-
- * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
- (compute_nearerout): Likewise.
- * ggc-page.c (ggc_page_print_statistics): Explicitly cast
- size_t to unsigned long for formatting.
-
-1999-11-30 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
- Allow the user to override call-used/fixed state of %g2-5
- registers from the command line (with the exception of %g4 for
- embedded model).
- (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
- there is a higher chance of having a leaf function.
- (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
- for ARCH64 which has %ccr register.
- * config/sparc/sparc.md (return_losum_si, return_losum_di): New
- patterns.
- * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
- insn accept into delay slot any insn which does not use %[ol]
- registers. Accept some LO_SUM and shift left by 1 for the normal
- restore case.
- (output_function_epilogue): Likewise.
- (epilogue_renumber): Added argument which inhibits any renumbering
- and just tests if the rtx does not use any %[ol] registers.
- (output_return): Reflect above change.
-
-1999-11-30 Jakub Jelinek <jakub@redhat.com>
-
- * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
- aggregate passing for sizes <= 16 bytes.
-
-1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
- * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
- * reload.c (find_dummy_reload): Likewise.
- (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
- * reload1.c (reload_as_needed): Likewise.
- * stupid.c (stupid_find_reg): Likewise.
- * tm.texi (Obsolete Register Macros): Delete section.
- * gmicro.h: Remove all traces of the two macros.
- * i386.h: Likewise.
- * m88k.h: Likewise.
- * mips.h: Likewise.
-
-1999-11-30 Brendan Kehoe <brendan@cygnus.com>
-
- * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
- (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
- (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
- * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
- units for the sparclite86x chip.
- (flush): Revert October 14th change; add SImode specifically.
- (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
- * invoke.texi: Document it.
-
-Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/mn10200/mn10200.h (PREDICATE_CODES): Add
- psimode_truncation_operand.
-
- * config/mn10200/mn10200.c (psimode_truncation_operand): New
- function. Return true if the operand is either a MEM valid
- for a PSImode address or not a MEM at all.
-
- * config/mn10200/mn10200.md (truncsipsi2): Use
- psimode_truncation_operand.
-
-1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
- (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
- (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
- (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
- (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
- (flow_loop_level_compute, low_loops_level_compute): Likewise.
- (flow_loops_find, flow_loop_outside_edge_p): Likewise.
- * basic-block.h: Protect from multiple inclusion.
- (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
- (struct loops, struct loop): Define structures.
- * sbitmap.c (sbitmap_a_subset_b_p): New function.
- * sbitmap.h: Protect from multiple inclusion.
- (sbitmap_a_subset_b_p): Add prototype.
- * Makefile.in (LOOP_H): New macro.
- (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
-
-Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
-
- * cppinit.c (CAT): The argument list of this macro may not contain
- spaces !
-
-1999-11-29 David S. Miller <davem@redhat.com>
-
- Move quantity tables and register equivalence chains into
- per-qty and per-register structure arrays respectively.
- * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
- qty_const_insn, qty_comparison_code, qty_comparison_const,
- qty_comparison_qty): Delete, replace with...
- (qty_table): this structure table.
- (reg_next_eqv, reg_prev_eqv): Delete, replace with...
- (reg_eqv_table): this structure table.
- (make_new_qty): Add argument MODE. Caller updated.
- Update to use qty_table and reg_eqv_table.
- (make_regs_eqv, delete_reg_equiv, insert_regs,
- insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
- fold_rtx, equiv_constant, record_jump_cond, cse_insn,
- cse_process_notes, cse_main, cse_basic_block): Likewise.
-
-Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
- operation if C is negative.
- (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
- (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
- law for some divisions if constant is negative and change other
- divisions to the opposite rounding.
-
- * expr.c (store_constructor_field): If bit position is not multiple
- of alignment of TARGET's mode, use BLKmode.
-
- * expr.c (expand_expr_unaligned): Add more code from full case
- that is needed when OP0 is in a register.
-
-Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * dwarfout.c (field_byte_offset): Size can be zero if there was
- an error.
-
-1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
- (associate_trees): Delete unused var TEM.
- (extract_muldiv): Delete unused var CANCEL_P.
-
- * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
- (target_isinf, target_isnan, target_negative): Add return types to
- function definitions.
-
-1999-11-29 Bruce Korb <autogen@linuxbox.com>
-
- * fixinc/fixincl.c(process): don't skip GLIBC files any more.
- * fixinc/hackshell.tpl: ditto
- * fixinc/fixtests.c(double_slash_test): more C++ header testing
- * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
-
-1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload.c (push_reload): When looking for a register to put into
- reg_rtx, make sure all hard regs in a multi-reg register are in the
- right class and nonfixed.
-
- * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
- pending_read_insns, pending_write_insns, pending_read_mems,
- pending_write_mems, pending_list_length, last_pending_memory_flush,
- last_function_call, sched_before_next_call): Move static variables
- into a structure.
- (bb_ prefixed versions): Replace with single array bb_deps.
- (struct deps): New structure.
- (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
- sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
- argument of type "struct deps *"; use that instead of global
- variables. All callers changed.
- (init_rgn_data_dependencies): Delete function.
- (init_rtx_vector): Delete function.
- (init_deps): New function.
-
- (free_pending_lists): Simplify, we always use the bb_deps array even
- if only one basic block.
- (compute_block_backward_dependences): Likewise.
- (schedule_region): Likewise.
-
- (propagate_deps): New function, broken out of
- compute_block_backward_dependences.
- (compute_block_backward_dependences): Use it.
-
- * alpha.md: Delete useless patterns that tried to work around
- register elimination problems.
-
- * unroll.c (loop_iterations): Don't abort if iteration variable
- was made by loop.
-
- From Joern Rennecke:
- * reload1.c (reloads_conflict): Reverse test comparing operand
- numbers when testing for conflict between output/outaddr reloads.
-
-1999-11-29 David S. Miller <davem@redhat.com>
-
- * config/sparc/sparc.c (init_cumulative_args): Fix type of third
- arg.
- * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
-
-1999-11-28 Robert Lipe <robertl@cygnus.com>
-
- * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
- table from .fini into .dtor.
-
-1999-11-28 Anthony Green <green@cygnus.com>
-
- * tree.h (struct tree_decl): Add malloc_flag.
- (DECL_IS_MALLOC): Define.
- * c-common.c (attrs): Add A_MALLOC attribute.
- (init_attributes): Add this attribute to the table.
- (decl_attributes): Handle malloc attribute.
- * calls.c (special_function_p): Check for the malloc attribute.
- * extend.texi (Function Attributes): Document malloc attribute.
-
-Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (reload shift-add patterns): Remove.
-
-1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
-
- * reorg.c (dbr_schedule) Print more statistics. Corrected
- problem when printing info when 3 delay slots are filled.
-
-1999-11-28 Jakub Jelinek <jakub@redhat.com>
-
- * combine.c (setup_incoming_promotions): Pass an outgoing
- regno to FUNCTION_ARG_REGNO_P which it expects.
-
-1999-11-28 Andreas Jaeger <aj@suse.de>
-
- * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
-
-Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
-
- * cccp.c (do_include): Avoid initialization of automatic variable.
-
- * integrate.c (mark_stores): Function definition made void, to match
- previous declaration.
- * regclass.c (dump_regclass): Ditto.
- * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
-
-Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
- known to be multiple of divisor.
-
- * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
-
- * combine.c (try_combine): Add code to try to merge a set of a
- two-word pseudo to a constant with a setting of one of those words
- to a constant.
-
- * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
- (split_tree): Completely rework to make more general.
- (make_range, fold): Call negate_expr.
- (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
- (fold, associate): Call new split_tree and associate_trees.
- (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
-
-1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * loop.c (try_copy_prop): Avoid GNU C extension.
-
-1999-11-25 Mark Mitchell <mark@codesourcery.com>
-
- * except.c (init_eh_for_function): Still zero eh_return_context,
- eh_return_stack_adjust, and eh_return_handler.
-
- * except.h (eh_status): Adjust documentation for x_protect_list.
- (begin_protect_partials): New function.
- * except.c (enqueue_eh_entry): Fix formatting.
- (get_first_handler): Add consistency check.
- (add_partial_entry): Adjust usage of protect_list.
- (emit_cleanup_handler): Save and restore ehqueue.
- (expand_start_all_catch): Add comment.
- (begin_protect_partials): New function.
- (end_protect_partials): Adjust usage of protect_list.
- (init_eh_for_function): Use xcalloc.
-
-1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-common.c (check_format_info): Don't call a variadic function
- with a non-literal format string.
-
- * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
-
- * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
- pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
- Likewise.
-
- * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
- Likewise.
-
- * collect2.c (collect_wait): Likewise.
-
- * dbxout.c (dbxout_type): Likewise.
-
- * gcc.c (do_spec_1): Likewise.
-
- * genemit.c (gen_insn, gen_expand): Likewise.
-
- * genrecog.c (write_switch, write_subroutine): Likewise.
-
- * mips-tfile.c (catch_signal, botch): Likewise.
-
- * print-rtl.c (print_rtx): Likewise.
-
- * toplev.c (default_print_error_function, report_error_function,
- _fatal_insn): Likewise.
-
-1999-11-25 Mark Mitchell <mark@codesourcery.com>
-
- * tree.c (unsave_expr_now): Handle NULL_TREE as input.
-
-Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
- operations when needed.
- * i386.md (fop_?f_comm): New.
- (fop_?f_1): Do not accept commutative operands.
-
-1999-11-25 Andreas Jaeger <aj@suse.de>
-
- * config/mips/mips.md (casesi_internal): Add missing brace.
-
-1999-11-25 Jason Merrill <jason@casey.cygnus.com>
-
- * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
- (splice_child_die): Handle moving a child DIE from the declaration
- DIE of a class to its specification.
- (gen_struct_or_union_type_die): Use 'complete' consistently.
- (gen_decl_die): Generate the virtual context DIE first.
- Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
-
-1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
-
- * config/mips/mips.md (call_value_multiple_interanal1): New.
-
-1999-11-24 Jason Merrill <jason@casey.cygnus.com>
-
- * dwarf2out.c (free_AT, free_die): New fns.
- (remove_children): Call them.
- (output_line_info): Disable removal of duplicate notes.
-
- Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
- * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
- means pretend the type isn't defined.
- Don't defer emitting types.
- (gen_type_die_for_member): New fn.
- (gen_decl_die): Call it.
- (splice_child_die): New fn.
- (gen_member_die): Call it rather than generate duplicate dies.
-
- Defer emitting information for the abstract instance of an inline
- until we either inline it or emit an out-of-line copy.
- * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
- from output_inline_function if DECL_ABSTRACT is also set.
- (block_ultimate_origin): Likewise.
- (gen_abstract_function): New fn.
- (gen_decl_die, gen_inlined_subroutine_die): Call it.
- (gen_subprogram_die): An abstract instance is not a declaration
- just because it doesn't match current_function_decl. Don't abort
- because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
- has an abstract origin.
- * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
- abstract instance here.
-
-Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
-
- * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
- where we need to reload fpul from a system register.
-
-1999-11-24 Andreas Jaeger <aj@suse.de>
-
- * config/mips/linux.h (CPP_PREDEFINES): Added.
- (LINK_SPEC): Remove -Y since this is only needed on sparc.
-
-1999-11-24 Andreas Jaeger <aj@suse.de>
-
- * config/mips/linux.h (TARGET_VERSION): Added.
- (HANDLE_SYSV_PRAGMA): Added.
- (DEFAULT_VTABLE_THUNKS): Added.
-
-Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * local-alloc.c (qty): New structure and static variable.
- (qty_phys_reg): Remove, all references changed to qty.
- (qty_n_refs): Likewise.
- (qty_min_class): Likewise.
- (qty_birth): Likewise.
- (qty_death): Likewise.
- (qty_size): Likewise.
- (qty_mode): Likewise.
- (qty_n_calls_crossed): Likewise.
- (qty_alternate_class): Likewise.
- (qty_changes_size): Likewise.
- (qty_first_reg): Likewise.
- (alloc_qty): Rename variable QTY to QTYNO.
- (finf_free_reg): Likewise.
- (local_alloc): Allocate qty, do not allocate the removed variables.
-
-Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
- when -membedded-pic is passed.
-
- * config/mips/mips.md (casesi): Handle 64-bit case too.
- (casesi_internal_di): New insn.
-
- * config/mips/mips.c (embedded_pic_offset): Always make the
- embedded-pic subtractions relative to the name of the current
- function by use of the magic string "..CURRENT_FUNCTION".
- * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
-
-1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
-
- * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
- of (const_int 0), when what we really care about is
- whether it's a zero constant anyway.
- (div_trap_mips16): Likewise.
-
-1999-11-23 Mark Mitchell <mark@codesourcery.com>
-
- * loop.c (loop_optimize): Always find_loop_tree_blocks and
- unroll_block_trees when generating debuggable code.
-
- * tree.h (unsave_expr_1): New function.
- (lang_unsave): New variable.
- (get_callee_fndecl): New function.
- * tree.c (unsave_expr_now_r): New function.
- (lang_unsave): Define.
- (unsave_expr_1): Likewise.
- (unsave_expr_now_r): Split out from unsave_expr_now.
- (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
- call unsave_expr_now_r.
- (get_callee_fndecl): Define.
-
- * Makefile.in (gencheck): Don't depend on lang_tree_files.
- (gencheck.o): Do depend on lang_tree_files.
-
- * integrate.h (copy_decl_for_inlining): New declaration.
- * integrate.c (copy_and_set_decl_abstract_origin): Remove.
- (copy_decl_for_inlining): New function.
- (integrate_parm_decls): Use it.
- (integrate_decl_tree): Likewise.
-
-1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
-
- * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
- the second two from the first.
- (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
- * config/mips/mips.md (movcc,reload_incc,reload_outcc,
- conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
- ISA_HAS_FP4.
- * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
- override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
- ISA_HAS_FP4.
-
-Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (call_internal_symref, call_value_internal_symref): No mode
- needed on the address operand.
- * pa.c (call_operand_address): Check for the correct mode.
-
-1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * loop.c: Include "basic-block.h".
- (try_copy_prop, replace_loop_reg): New functions.
- (load_mems): Detect registers that just hold copies of the hoisted
- mem, and call try_copy_prop to eliminate them.
- * Makefile.in (loop.o): Update dependencies.
-
-Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
-
- * Makefile.in (gencheck.o): Depend on gencheck.h.
- (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
- (insn-peep.o): Depend on except.h and function.h.
- (insn-attrtab.o): Depend on RECOG_H.
- (insn-output.o): Depend on toplev.h and flags.h.
- (gengenrtl.o): Depend on real.h.
- (gen-protos.o): Depend on cpplib.h and cpphash.h.
- Unify all dependencies to be on RECOG_H rather than recog.h.
-
-Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
-
- From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
- * configure.in: Try building a bi-arch 32/64-bit compiler on
- sparc-*-solaris2.7 and higher.
- * configure: Rebuild.
-
-Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
-
- * config/freebsd.h: New, FreeBSD architecture independent file.
- * config/i386/freebsd-elf.h: removed FreeBSD architecturally
- independent pieces.
- * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
- directly by i386/freebsd.h.
- * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
- independent configuration file.
- (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
- directly by i386/freebsd.h.
- * configure: Rebuilt.
-
- * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
- which is in the user's namespace.
- * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
- `i386' which is not in our namespace.
-
-Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
-
- * invoke.texi (ARM Options): Add in -mno-alignment-traps
-
-1999-11-22 Jason Merrill <jason@casey.cygnus.com>
-
- * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
- (add_dwarf_attr, add_child_die): Just push onto the front.
- (reverse_die_lists): New fn.
- (add_sibling_attributes): Use it.
- (push_decl_scope): Reorganize.
- (add_name_and_src_coords_attributes): Don't set file and line for
- an artificial decl.
- (gen_subprogram_die): An artificial function doesn't need to match
- file and line.
- (gen_compile_unit_die): Return the generated die. Only add
- AT_comp_dir if the filename is relative.
- (remove_AT): Simplify loop. Also free string values.
- (output_die): A DIE ref can't be null.
- (output_value_format, value_format): Take a dw_attr_ref.
- (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
- (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
- AT_addr, AT_lbl): New fns.
- (various): Use them.
- (various): Constify.
-
-Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * combine.c (combine_simplify_rtx): When handling a SUBREG,
- take SUBREG_WORD into account.
- (if_then_else_cond): Likewise.
-
-1999-11-22 Jason Merrill <jason@casey.cygnus.com>
-
- * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
- clause from BSD license, pursuant with
-
- ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
-
-1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * loop.c (load_mems): Reformat slightly.
- * basic-block.h (regset_head): New typedef.
- (INIT_REG_SET): New macro.
-
-1999-11-22 Bruce Korb <autogen@linuxbox.com
-
- * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
- (mips-dec-bsd*): non-functional code
- (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
-
- * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
- added three replacement fixes
- (no_double_slash): removed comments that are not (any longer) pertinent
- (bad_lval): this fix currently runs against many files.
- The comment seems to indicate that we should select for files
- containing 'pragma extern_prefix'.
-
- * fixinc/fixinc.x86-linux-gnu: deleted
- * fixinc/inclhack.sh: regen
- * fixinc/fixincl.x: regen
- * fixinc/fixincl.sh: regen
-
-Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
-
- * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
- its code is INSN and it has no notes.
-
-1999-11-22 Andrew Haley <aph@cygnus.com>
-
- * varasm.c (function_defined): Remove.
- (make_function_rtl): Don't set function_defined.
- (make_decl_rtl): Remove global register warning.
- * regclass.c (no_global_reg_vars): New variable.
- (globalize_reg): Warn if function has already been defined.
- (regclass_init): Set no_global_reg_vars.
-
-Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * regclass.c (reg_pref): New structure and static variable
- (prefclass): Delete.
- (altclass): Delete.
- (all uses of prefclass and altclass): Use reg_pref instead.
-
-1999-11-21 Nick Clifton <nickc@cygnus.com>
-
- * invoke.texi (ARM Options): Replace -mshort-load-bytes with
- -malignment-traps.
- (arm.h): Replace -mshort-load-bytes with -malignment-traps.
- (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
- (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
-
-Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * varasm.c (output_constructor): Solve problem with long long
- bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
-
-Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * global.c (allocno): New structure and static variable.
- (allocno_reg): Remove, all references replaced by allocno.
- (allocno_size): Likewise.
- (hard_reg_conflicts): Likewise.
- (hard_reg_preferences): Likewise.
- (hard_reg_copy_preferences): Likewise.
- (hard_reg_full_preferences): Likewise.
- (regs_someone_prefers): Likewise.
- (allocno_calls_crossed): Likewise.
- (allocno_n_refs): Likewise.
- (allocno_live_length): Likewise.
- (find_reg): Rename ALLOCNO to NUM.
-
- * regclass.c (may_move_in_cost): Rename from may_move_cost, all
- references updated.
- (may_move_out_cost): New variable.
- (init_reg_sets_1): Initialize may_move_out_cost.
- (record_reg_classes): Use may_move_out_cost.
-
- * regclass.c (dump_regclass): New function.
- (regclass): New parameter DUMP, call DUMP_REGCLASS.
- * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
- pass rtl_dump_file to regclass.
- * rtl.h (regclass): Update prototype.
-
-Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (neg, not and abs patterns): Revmap to use
- ix86_expand_unary_operator and ix86_unary_operator_ok.
- (add?f and sub?f expanders): Force operand 1 to register.
- * i386.c (ix86_expand_unary_operator): Rewrite.
- (ix86_unary_operator_ok): Ensure that memory operands
- match real opcode.
- (ix86_binary_operator_ok): Do not allow operand 1 to
- come into memory and operand 0 not.
- (ix86_expand_binary_operator): Ensure that
- src1 is not non-matching memory.
-
- * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
- to support integer registers and memory.
- (abss?2_integer): Likewise.
-
- * i386.h (enum reg_class): Add FLOAT_INT_REGS.
- (REG_CLASS_NAMES): Likewise.
- (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
- and GENERAL_REGS.
- * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
- (movsf): Likewise; unify 4th and 5th alternative.
- (pushdf): Likewise.
- (movdf_1): Likewise; rename to movdf_integer.
- (pushxf): Likewise; rename to pushxf_integer; fix output template;
- remove redundant splitter.
- (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
- (movdf_nointeger): New.
- (movxf_nointeger): New.
- (pushxf_nointeger): New.
-
- * i386.md (extend?f?f): Split to expander and pattern, refuse two
- memory operands in patterns.
- (fop*): Refuse two memory operands.
-
- * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
- on !TARGET_USE_CLTD CPUs.
-
-Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
-
- * extend.texi: Document C++ restricted pointers and references.
-
-1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
- (invalidate_skipped_set): Call it unconditionally.
- (cse_set_around_loop): Likewise.
-
-Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
-
- * rtl.texi (mem): Add documentation for alias-set argument
- to RTX `mem'.
-
-Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.h (struct_processor_costs): New fields int_load, int_store,
- fp_move, fp_load and fp_store
- (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
- fp->int moves
- (MEMORY_MOVE_COST): New macro.
- * i386.c (386_cost): Define new fields.
- (i486_cost): Likewise.
- (pentium_cost): Likewise.
- (pentiumpro_cost): Likewise.
- (k6_cost): Likewise.
-
-Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
- Geoffrey Keating <geoffk@cygnus.com>
-
- * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
-
- * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
- MASK_ALIGN_INT.
-
- * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
- (TARGET_STRICT_ALIGNMENT): New macro.
- (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
- (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
- * invoke.texi (M680x0 Options): Document -mstrict-align.
-
-Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
- Richard Henderson <rth@cygnus.com>
-
- * i386-protos.h (split_xf, ix86_split_movdi): Remove.
- (ix86_split_long_move): Declare.
- * i386.c (split_xf, ix86_split_movdi): Remove.
- (ix86_split_to_parts, ix86_split_long_move): New.
- * i386.md (dimode move splitters): Use ix86_split_long_move.
- (dfmode move splitters): Likewise.
- (xfmode move splitters): Likewise.
- (movsf_1): Allow F->r.
- (movdf_1, movxf_1): Allow F->ro.
-
-1999-11-17 Mark Mitchell <mark@codesourcery.com>
-
- * except.h (struct eh_entry): Add goto_entry_p.
- (eh_region_from_symbol): Remove prototype.
- * except.c (find_func_region_from_symbol): New function.
- (emit_cleanup_handler): Likewise.
- (eh_region_from_symbol): Make it static.
- (add_new_handler): Verify the argument.
- (find_func_region): Update comment.
- (expand_eh_region_end): Expand handlers here, rater than waiting
- until expand_leftover_cleanups or start_all_catch.
- (expand_leftover_cleanups): Don't expand here.
- (expand_start_all_catch): Or here.
- (expand_rethrow): Check the return value from find_func_region.
- * function.c (expand_function_end): Emit the catch_clauses.
-
-1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
-
- * integrate.c (expand_inline_function): Add necessary check for NULL.
-
-1999-11-18 Nick Clifton <nickc@cygnus.com>
-
- * toplev.c (main): Correctly detect an unrecognised option.
-
- * cppinit.c (cpp_handle_option): Do not claim to have consumed
- a -f option if it has not been recognised.
-
-Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
-
- * basic-block.h (update_life_extent): Remove trailing comma on
- enumeration type list.
-
-1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
-
- * varasm.c (output_constructor) Solved problem with long long
- bitfields. Corrected calculating this_time and shift. Also
- corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
-
-Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (split_edge): Take looping structure into account when
- determining where to put the new block note.
-
-Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
-
- * Makefile.in (ggc-none.o): Provide host specific version if
- needed.
-
-Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
-
- * cse.c (delete_trivially_dead_insns): Identify no-op insns
- containing subregs too.
-
-Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
-
- * invoke.texi: Add documentation for -muninit-const-in-rodata.
- * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
- (TARGET_UNINIT_CONST_IN_RODATA): Define.
- (text_section): Add switches -munint-const-in-rodata and
- -mno-uninit-const-in-rodata.
- (ASM_OUTPUT_COMMON): Remove.
- (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
- const objects should be placed in read-only data. Otherwise declare
- them in common.
-
-Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
-
- * jump.c (jump_optimize_1): Revert last change.
-
-Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
-
- * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
- test if optimizing for size.
-
-1999-11-17 Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (toplev.o): Depend on except.h.
- (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
-
-Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (divmodsi4): Rewrite to expander.
- (*divmodsi4_nocltd): New.
- (*divmodsi4_cltd): New.
- (divmodsi4 splitter): Handle the case when input comes in edx.
- (udivmodhi4): Do not use constraints in exander.
- (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
-
-1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
- for the common case.
-
-1999-11-16 Jakub Jelinek <jakub@redhat.com>
-
- * explow.c (hard_function_value): Add outgoing argument.
- * expr.h (hard_function_value): Declare it.
- * calls.c (expand_call, emit_library_call_value): Update callers.
- * function.c (aggregate_value_p): Ditto.
- (diddle_return_value): Must look at the outgoing registers
- on archs with register windows.
-
-Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (alpha_build_va_list): Use make_lang_type and
- initialize TYPE_NAME for the va_list record.
-
- * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
-
- * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
- for printing.
- * ggc.h (struct ggc_statistics): Rearrange elements for better
- packing on 64-bit hosts.
- * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
- (compute_nearerout): Likewise.
-
-Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * config/rs6000/rs6000.c (first_reg_to_save): Save
- PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
-
-1999-11-15 Jason Merrill <jason@casey.cygnus.com>
-
- * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
- notion of nesting to find the DIE for a type or function.
- DIEs can go in limbo even if we got a context_die.
- (push_decl_scope): Our context doesn't need to be in decl_scope_table.
- (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
- for local type.
- (gen_decl_die): Ignore NAMESPACE_DECLs for now.
- (gen_type_die): Writing out the context doesn't cause member class
- template instantiations to be written out as well.
-
-Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
-
- * rs6000.h (ASM_OUTPUT_DEF): New.
- Based on proposed addition from David Edelsohn.
-
-1999-11-15 Robert Lipe <RobertLipe@usa.net>
- Bruce Korb <autogen@linuxbox.com>
-
- * fixinc/inclhack.def
- (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
- (unixware7_byteorder_fix): added. Removes conflicts for new defs
- in net/inet.h.
- (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
- (svr4_endian): enabled with SVR5
- (svr4_mkdev): simplified syntax and enabled with SVR5
-
-Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
-
- * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
- * configure: Rebuilt.
- * config/t-freebsd-thread: New file.
-
-Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
-
- * i386.c (ix86_decompose_address): Verify the base is a REG
- before trying to examine its register number.
-
- * basic-block.h: Remove all #defines and prototypes related to
- integer lists.
- (free_bb_mem, compute_preds_succs): Remove prototype.
- * rtl.h (free_bb_mem): Remove prototype.
- * flow.c (alloc_int_list_node); Remove function.
- (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
- (compute_preds_succs, free_bb_mem): Likewise.
- * gcse.c (gcse_main): Do not call free_bb_mem anymore.
- * toplev.c (rest_of_compilation): Likewise.
- * haifa-sched.c (build_control_flow): Use flow generated edge
- list to build the haifa specific edge list.
- (find_rgns): Use new CFG data structures instead of pred/succ lists.
- (schedule_insns): Do not build pred/succ lists anymore. Instead
- build the edge table.
-
- * basic-block.h (dump_bb_data): Remove declaration.
- * flow.c (dump_bb_data): Remove function.
- * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
- (sbitmap_union_of_predsucc): Likewise.
-
- * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
- argument. All callers changed.
- (delete_null_pointer_checks_1): No longer need to compute the
- pred/succ lists.
-
- * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
- All callers changed.
- (pre_expr_reaches_here_p_work): Likewise.
- (pre_edge_insert): No longer call pre_expr_reaches_here_p.
- * lcm.c (compute_laterin): Fix initialization of LATER.
- (compute_nearerout): Similarly for NEARER.
-
-Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * cse.c (set_nonvarying_address_components): Delete unused function.
- (refers_to_p): Likewise.
-
-Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
-
- * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
- needed.
-
-Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
- definition in do while (0).
-
-Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
-
- * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
-
-Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
-
- * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
-
-Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
-
- * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
- (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
- (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
- (INITIAL_FRAME_POINTER_OFFSET): Remove it.
-
- * i960.c (i960_function_prologue): Don't allocate space for g8-g11
- saved on the stack. Output more accurate stack frame statistics
- into assembler file.
-
-1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
-
- * genextract.c (record_insn_name): New function.
- (get_insn_name): No longer a stub.
- (main): Call record_insn_name for each insn. After each label
- written, print the insn name in a comment.
-
-Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * output.h (const_section, init_section, fini_section): Add
- prototypes.
-
- * alpha/elf.h (const_section): Delete declaration.
-
- * svr4.h (const_section): Likewise.
-
-Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
-
- * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
- * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
- (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
- expressions.
- * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
- variable-sized array bounds.
-
-Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
-
- * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
- ASM_OUTPUT_LABEL.
-
-Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
- addresses the same way GO_IF_LEGITIMATE_INDEX does.
-
-Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * cse.c (hash_arg_in_struct): Delete.
- (struct table_elt): Delete elt in_struct.
- (struct set): Delete elt src_in_struct.
- (merge_equiv_classes): Don't set either hash_arg_in_struct or
- the corresponding in_struct elts.
- (canon_hash): Likewise.
- (safe_hash): Likewise.
- (find_best_addr): Likewise.
- (record_jump_cond): Likewise.
- (cse_insn): Likewise.
-
-Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
-
- * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
-
- * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
- unsigned types.
-
-Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
-
- * function.c (diddle_return_value): Put back check that the DECL_RTL
- for the function is a register.
-
- * function.c (diddle_return_value): Use hard_function_value to
- get an rtx suitable for use in the USE/CLOBBER insn.
-
- * global.c (global_conflicts): Update comments.
- (record_conflicts): No need to record conflicts between pseudos here.
-
-1999-11-11 Bruce Korb <autogen@linuxbox.com>
-
- * fixinc/fixincl.c: Added verbose levels for status messages
-
-Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
- operand as argument to expand_and or expand_binop.
-
-Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
-
- * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
- gcc_add_string_root.
-
-Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
-
- * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
-
-Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (compute_flow_dominators): Initially put all blocks on
- the worklist.
- * lcm.c (compute_antinout_edge, compute_available): Similarly.
- * gcse.c (compute_cprop_avinout): Remove.
- (compute_cprop_data): Use compute_available.
- (delete_null_pointer_checks_1): Use compute_available.
-
- * basic-block.h (compute_available): Returns a void now.
- * gcse.c (one_classic_gcse_pass): Do not expect compute_available
- to return a value anymore.
- * lcm.c (compute_available, compute_antinout_edge): Revamp to use
- worklists. Fix boundary cases. Compute maximal solutions.
- (compute_laterin, compute_nearerout): Similarly.
-
- * dwarf2out.c (add_AT_location_description): Allow
- (mem (plus (pseudo) (...)) too.
-
-Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
-
- * gcc.c (do_spec_1): Support text between `%u' and `%O'.
-
-Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
- Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
-
- * gansidecl.h: Likewise.
-
- * rtl.c: Likewise.
-
- * rtl.h: Likewise.
-
- * toplev.h: Likewise.
-
- * tree.c: Likewise.
-
- * tree.h: Likewise.
-
- * varray.c: Likewise.
-
- * varray.h: Likewise.
-
-Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
-
- * gcov.c (struct arcdata): Add hits and total, remove prob.
- (output_branch_counts): New.
- (process_args): Set output_branch_counts if -c.
- (calculate_branch_probs): Store hits and total instead of
- percentage.
- (output_data): Emit counts if output_branch_counts is true.
- * gcov.texi (Invoking Gcov): Document -c switch..
-
-Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
-
- * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
- `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
-
-Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
-
- * invoke.texi (C Dialect Options): Add missing builtins from
- c-common.c to list.
- * extend.texi (Other Builtins): Copy to this list.
-
-Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
- (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
- redundant bitmap.h.
-
-Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (compute_flow_dominators): No longer treat basic block 0
- or (n_basic_blocks - 1) specially. Clear the AUX field before
- starting computation of doms/pdoms. Fix initial state for pdoms.
-
-Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
- match rtl.o's: added ggc.h and toplev.h
- ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
- ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
- ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
-
-Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
-
- * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
- from HAVE_DOS_BASED_FILESYSTEM.
- * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
- HAVE_DOS_BASED_FILESYSTEM.
- (main): Likewise.
- (split_directories): Only special-case DOS file names if
- HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
- instead of explicit tests. Conditionalize on !VMS.
- (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
- tests. Conditionalize on !VMS.
- (process_command): Only use make_relative_prefix if !VMS.
- (free_split_directories): Conditionalize on !VMS.
- (DIR_UP): Conditionalize on !VMS.
-
-Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
-
-Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
- case.
-
-Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
-
- * invoke.texi (Environment Variables): Document relative path
- lookup.
- * gcc.c (DIR_UP): If not defined, define as "..".
- (standard_bindir_prefix): New static, holds target location to
- install binaries.
- (split_directories): New function to split a filename into
- component directories.
- (free_split_directories): New function, release memory allocated
- by split_directories.
- (make_relative_prefix): New function, make a relative pathname if
- the compiler is not in the expected location.
- (process_command): If GCC_EXEC_PREFIX was not specified, see if we
- can figure out an appropriate prefix from argv[0].
- * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
- STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
- STANDARD_BINDIR_PREFIX.
-
-Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
- in c4x.c.
- * config/c4x/c4x.h: Moved prototypes to c4x.h.
- * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
- c4x_secondary_memory_needed) Delete.
- (fp_zero_operand): Add mode argument.
-
-Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
-
- * reload1.c (reload_reg_free_for_value_p): Don't use a register
- that is in reload_reg_used.
-
-Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/arm-protos.h: New file: Prototypes for functions
- defined in arm.c and pe.c.
- * config/arm/arm.h: Fix compile time warnings.
- * config/arm/arm.c: Fix compile time warnings.
- * config/arm/pe.h: Fix compile time warnings.
- * config/arm/aout.h: Fix compile time warnings.
-
-Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/m32r/m32r-protos.h: New file: Prototypes for functions
- defined in m32r.c
-
- * config/m32r/m32r.h: Move prototypes to m32r-protos.h
- Add support for subtargets.
- Add prototypes for new predicates.
- Add scheduling macros.
-
- * config/m32r/m32r.c: Fix compile time warnings.
- (int8_operand): New predicate function.
- (reg_or_cmp_int16_operand): New predicate function.
- (extend_operand): New predicate function.
- (m32r_adjust_code): New scheduling function.
- (m32r_adjust_priority): New scheduling function.
- (m32r_sched_init): New scheduling function.
- (m32r_sched_reorder): New scheduling function.
- (m32r_sched_variable_issue): New scheduling function.
- (direct_return): New codegen function.
- (m32r_not_same_reg): New rtl testsing function.
-
- * config/m32r/m32r.md: Fix compile time warnings.
- Add support for pre decrement and post increment memory
- references.
- Add S<cc> patterns.
- Add fabs patterns.
-
-Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * global.c (EXECUTE_IF_CONFLICT): Don't define.
- (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
- (find_reg): Likewise.
-
-Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
-
- * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
- to avoid assembler errors.
-
-Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/v850/v850-protos.h: New file: Prototypes for functions
- defined in v850.c
- * config/v850/v850.h: Move prototypes to v850-protos.h
- * config/v850/v850.c: Move prototypes to v850-protos.h
- * config/v850/v850.md: Fix compile time warnings.
-
- * config/fr30/fr30-protos.h: New file: Prototypes for functions
- defined in fr30.c
- * config/fr30/fr30.h: Move prototypes to fr30-protos.h
- * config/fr30/fr30.c: Fix compile time warnings.
- * config/fr30/fr30.md: Fix compile time warnings.
-
-Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
-
- * tree.h (get_containing_scope): Declare it.
- * tree.c (get_containing_scope): New fucntion.
- (decl_function_context): Use it.
- * toplev.c (rest_of_compilation): Use get_containing_scope.
-
-aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * Makefile.in (rtl.o): Depend on toplev.h.
-
-Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
-
- * cse.c (delete_trivially_dead_insns): Replace alloca with
- xmalloc/xcalloc.
- * except.c (update_rethrow_references): Likewise.
- (init_eh_nesting_info): Likewise.
- * function.c (identify_blocks): Likewise.
- * gcse.c (dump_hash_table): Likewise.
- * graph.c (print_rtl_graph_with_bb): Likewise.
- * loop.c (combine_movables): Likewise.
- (move_movables): Likewise.
- (count_loop_regs_set): Likewise.
- (strength_reduce): Likewise.
- * profile.c (compute_branch_probabilities): New function, split
- out from ...
- (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
- * regclass.c (regclass): Likewise.
- * regmove.c (regmove_optimize): Likewise.
- * toplev.c (compile_file): Likewise.
- (main): Don't mess with the stack rlimit.
-
-Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
-
- * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
- (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
-
-Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
-
-Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
-
- * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
- (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
- macro expansion.
-
-Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
-
- * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
-
-Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
-
- * gcse.c (post_dominators): Kill.
- (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
- (compute_code_hoist_data): Use compute_flow_dominators. Do not
- pass in a pdom array since we do not need pdoms.
- * haifa-sched.c (schedule_insns): Similarly.
- * flow.c (compute_dominators): Remove dead function.
- (compute_flow_dominators): Do not compute doms or pdoms if the
- caller does not request them. Split up loop to build doms and
- pdoms. Use a worklist to compute doms and pdoms.
- * basic-block.h (compute_dominators): Remove prototype.
-
-Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
- (insn_luid, insn_priority, insn_costs, insn_units): Remove.
- (insn_reg_weight, insn_depend, insn_dep_count): Remove.
- (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
- (cant_move, fed_by_spec_load, is_load_insn): Remove.
- (schedule_region): Remove unused variable.
- (schedule_insns): Allocate h_i_d, and not all the separate arrays.
-
-Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
-
- * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
- (update_equiv_regs): Likewise.
- (block_alloc): Likewise.
- * reg-stack.c (reg_to_stack): Likewise.
- (convert_regs_2): Likewise.
- * reload1.c (reload_as_needed): Likewise.
-
-Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (dbxout.o): Depend on ggc.h.
- (dwarf2out.o): Likewise.
- (xcoffout.o): Likewise.
- * dbxout.c: Include ggc.h.
- (dbxout_init): Register lastfile as a root.
- * dwarf2out.c: Include ggc.h.
- (dwarf2out_line): Register lastfile as a root.
- * xcoffout.c: Include ggc.h.
- (xcoffout_source_line): Register xcoff_lastfile as a root.
-
-Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
-
-Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
-
- * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
- defined.
- (ASM_DECLARE_FUNCTION_SIZE): Likewise.
-
-Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
- (EXECUTE_IF_CONFLICT): Likewise.
- (ALLOCNO_LIVE_P): Avoid signed division.
- (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
- (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
- (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
-
-Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (schedule_block): Don't crash if there's no
- next insn for an interblock movement.
- (add_branch_dependences): Don't allow clobber insns to move either.
-
-Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.c (split_xf): New.
- * i386-protos.h: Declare it.
- * i386.md (movxf_1): Add general regs alternatives.
- (movxf_1+1): New splitter for same.
-
-Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
-
- * function.c (purge_addressof_1): Add missing return values.
-
-Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
-
- * function.c (is_addressof): New function. Returns true if
- the given piece of RTL is an ADDRESSOF.
- (purge_addressof_1): Make boolean. Return false if the
- ADDRESSOFs could not be purged.
- (purge_addressof): If ADDRESSOFs could not be purged from the
- notes attached to an insn, remove the offending note(s),
- unless they are attached to a libcall.
-
-1999-11-05 Andreas Jaeger <aj@suse.de>
-
- * genoutput.c (null_operand =): Initialize all fields.
-
- * errors.h: Add extern to prototypes.
-
-Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
-
- * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
- * configure: Rebuilt.
-
-Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
- (mirror_conflicts): New function.
- (global_alloc): Call it.
- (expand_preferences): Remove redundant CONFLICTP test.
- (find_reg, dump_conflicts): Likewise.
- (prune_preferences): Process conflicts one word at a time.
-
-Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
-
- * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
- instead of an explicit loop.
-
-Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
- if REG_RETVAL check succeeds, then put classp in src_elt.
-
-Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
-
- * function.c (pad_to_arg_alignment): Only update argument_pad
- if the argument's alignment is greater than STACK_BOUNDARY.
-
-Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
-
- * bitmap.h (BITMAP_XFREE): New.
- * flow.c (life_analysis): Use it.
- (life_analysis_1): Free blocks.
-
- * combine.c (undo_commit): New.
- (try_combine): Use it. Don't zap undobuf.undos.
- (combine_instructions): Don't zap undobuf.undos; free the
- undobuf.frees list.
-
- * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
-
- * stmt.c (cost_table_): New.
- (estimate_case_costs): Use it instead of xmalloc.
-
- * toplev.c (compile_file): Reuse dumpname memory instead
- of strdup'ing it.
-
-Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
-
- * reg-stack.c (convert_regs_1): Initialize target_stack->top
- after verifying an EH edge.
-
- * haifa-sched.c (init_rgn_data_dependences): Correctly
- size bb_pending_lists_length when zeroing.
-
-Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
-
- * function.c (diddle_return_value): New.
- (expand_function_end): Use it.
- * stmt.c (expand_null_return): Likewise.
- (expand_value_return): Likewise.
-
- * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
-
- * reload1.c (reload): Don't remove return value clobbers.
-
-Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
-
- * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
-
-Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
-
- * cse.c (cse_main): Use xmalloc, not alloca.
- (cse_basic_block): Likewise.
- * local-alloc.c (local_alloc): Likewise.
-
-Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
- Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * rtl.c: Include toplev.h.
- (fatal): Remove declaration.
-
-Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
-
- * haifa-sched.c (schedule_block): Fix thinko.
-
-1999-11-03 James McKelvey <mckelvey@fafnir.com>
-
- * fixinc/fixincl.c(create_file): Allow for systems that do not have
- S_IR* defined values
-
-1999-11-03 Philippe De Muyter <phdm@macqel.be>
-
- * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
- call `malloc' instead.
-
-Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
-
- * flags.h (flag_renumber_insns): Declare.
- * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
- renumbering table.
- * rtl.h (renumber_insns): Change prototype.
- * toplev.c (flag_renumber_insns): Define.
- (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
-
-Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
-
- * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
- and fpsqrtd. Use them and create fdiv function unit to more
- accurately represent fpu sqrt pipeline semantics on UltraSparc.
- * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
-
-Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
-
- * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
- 3 on UltraSparc.
- * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
- insn into ready list, do not use just a raw swap.
-
-Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * rtl.h (renumber_insns): New function.
- (remove_unnecessary_notes): Likewise.
- * emit-rtl.c (renumber_insns): Define.
- (remove_unnecessary_notes): Likewise.
- * toplev.c (rest_of_compilation): Remove dead code.
- Use renumber_insns and remove_unnecessary_notes.
-
- * gcse.c (struct null_pointer_info): New type.
- (get_bitmap_width): New function.
- (current_block): Remove.
- (nonnull_local): Likewise.
- (nonnull_killed): Likewise.
- (invalidate_nonnull_info): Take a null_pointer_info as input.
- (delete_null_pointer_checks_1): New function.
- (delete_null_pointer_checks): Use it.
-
- * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
- (split_edges): Likewise.
- (schedule_block): Likewise.
- (compute_block_backward_dependencies): Likewise.
- (schedule_region): Likewise.
- (schedule_insns): Likewise.
-
-Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
-
- * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
- * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
- * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
- * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
- * jump.c (delete_unreferenced_labels): Don't delete if
- LABEL_ALTERNATE_NAME is set.
- * print-rtl.c (print_rtx): Dump alternate name.
- * rtl.def (CODE_LABEL): Change format to "iuuis00s".
- * rtl.h (LABEL_ALTERNATE_NAME): Define.
- * rtl.texi (LABEL_ALTERNATE_NAME): Document.
- * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
-
-Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * fix-header.c (recognized_extern, recognized_function): Constify
- a char*.
-
- * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
- (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
- (compute_available): Remove unused variable `last'.
- (compute_nearerout): Remove unused variable `temp_bitmap'.
- (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
- Remove unused variable `x'.
-
- * scan.h (recognized_function, recognized_extern): Constify a
- char*.
-
- * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
-
-Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * varasm.c (decode_rtx_const): Use XSTR to access the string
- of a SYMBOL_REF.
-
-Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
-
- * c-decl.c (duplicate_decls): Copy DECL_MODE too.
-
-Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
-
-Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (ireg_operand): New function.
- * pa.h (PREDICATE_CODES): Handle ireg_operand.
- * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
- Fix out of date comment.
-
- * pa.md (negdi2): Turn into expander + anonymous pattern.
-
- * reload.c (find_reloads): Fix typos in recent change.
-
- * dwarf2out.c: Do not include ctype.h.
-
-Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * regclass.c (record_reg_classes): Always use may_move_cost when
- seeing how operand fits with various register classes.
-
-Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
-
- * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
- * toplev.c: Revert Nov 1 13:22 change.
-
-Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
-
- * config/pa/pa.md (height reduction patterns): Add checks for
- overlapping operands to avoid semantic-destroying splits for
- height reduction patterns.
-
-Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
- have been an hyphen, fixed.
- * configure: Rebuilt.
-
-Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/tpe.h: Add prototypes for exported functions.
- * config/arm/pe.c: Fix compile time warnings.
- * config/arm/semi.h: Fix compile time warnings.
- * config/arm/arm.c: Fix compile time warnings.
- * config/arm/arm.h: Fix compile time warnings.
- * config/arm/arm.md: Fix compile time warnings.
- * config/arm/thumb.c: Fix compile time warnings.
- * config/arm/thumb.h: Fix compile time warnings.
- * config/arm/thumb.md: Fix compile time warnings.
-
-Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
- detection code
-
- * unroll.c (unroll_loop): Remove LOOP notes when loop is
- completely unrolled.
-
-Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
-
-Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
-
- * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
- * rtl.h (rtx_equal_p): Move prototype.
- * rtl.c (rtx_equal_function_value_matters): Move from
- rtlanal.c
- (rtx_equal_p): Likewise.
- * rtlanal.c (rtx_equal_function_value_matters): Delete.
- (rtx_equal_p): Likewise.
-
-Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
- ! HAS_INIT_SECTION.
-
-Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
-
- * gcc.1 (PA options): Remove obsolete -mshared-libs options.
-
- * pa.h (ADDR_VEC_ALIGN): Define.
-
- * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
- notes when presented with "if (foo) break; end_of_loop" and
- the break sequence gets moved out of the loop.
-
- * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
- Remove explicit zero initializations of entries within MAP.
-
-Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
-
- * reg-stack.c (convert_regs_1): Handle EH edges specially.
-
-Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * bitmap.h (BITMAP_XMALLOC): New macro.
- * flow.c (CLEAN_ALLOCA): Remove.
- (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
- (life_analysis): Likewise.
- (update_life_info): Don't use CLEAN_ALLOCA.
- (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
- (calculate_global_regs_live): Likewise.
- (print_rtl_with_bb): Likewise.
- (verify_flow_info): Likewise.
- * global.c (global_alloc): Likewise.
- (global_conflicts): Likewise.
- * integrate.c (save_for_inline_nocopy): Likewise.
- (expand_inline_function): Likewise.
- * jump.c (jump_optimize_1): Likewise.
- (duplicate_loop_exit_test): Likewise.
- (thread_jumps): Likewise.
- * loop.c (loop_optimize): Likewise.
- (combine_givs): Likewise.
- (recombine_givs): Likewise.
- * reorg.c (dbr_schedule): Likewise.
- * unroll.c (unroll_loop): Likewise.
-
- * combine.c (combine_instructions): Use xmalloc instead of alloca.
-
-Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
-
- * toplev.c (rest_of_compilation): Don't optimize the CFG
- when rebuilding, just before dbr.
-
-Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * output.h (assemble_end_function, assemble_destructor,
- assemble_constructor, assemble_gc_entry, assemble_global,
- assemble_label, output_constant_pool) Constify a char*.
-
- * varasm.c (assemble_destructor, assemble_constructor,
- assemble_gc_entry, assemble_end_function, assemble_global,
- assemble_label, output_constant_pool): Likewise.
-
-Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/thumb.c (thumb_expand_prologue): Add comments
- explaining what is goin on in this function.
-
-Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * regclass.c (record_reg_classes): In matching case, recompute
- costs since the direction of movement is different.
-
-Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
-
- * resource.c (mark_target_live_regs): For unconditional branches,
- the resources found at the branch target should be added to the
- resources found so far, not intersected.
-
-Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
-
- * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
- old cpp's.
- * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
- (sys/mman.h): Include this file only if #HAVE_MMAP.
- (run_compiles): Initialize `esac_fmt' with one old KR string, not
- with automatically concatenated ANSI strings.
-
-Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
-
- * ggc-page.c (struct page_entry): Remove save_num_free_objects.
- (DIV_ROUND_UP): Robustify.
- (ggc_recalculate_in_use_p): New function.
- (release_pages): Don't inline it.
- (ggc_alloc_obj): Don't refuse to allocate objects on pages for
- outer contexts.
- (ggc_pop_context): Use ggc_recalculate_in_use_p.
- (clear_marks): Always save in_use_p.
- (sweep_pages): Use ggc_recalculate_in_use_p.
- (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
- Release pages before counting statistics.
-
-Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
-
- * toplev.c (rest_of_compilation): Fix thinko in this change:
-
- Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
-
- (rest_of_compilation): If inside an inlined external function,
- pretend we are just being declared.
-
-Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (calculate_global_regs_live): Fix thinko.
-
- * integrate.c (expand_inline_function): Fix bugs in previous
- change from Oct 28, 1999.
-
-Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
-
- * stmt.c (expand_value_return): Fix typo in this change:
-
- Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- (expand_value_return): Correctly convert VAL when promoting function
- return; support RETURN_REG being a PARALLEL.
-
-Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
-
-Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * hard-reg-set.h (reg_names): Constify a char*.
-
- * regclass.c (reg_names): Likewise.
-
- * regs.h (reg_names): Likewise
-
- * a29k/a29k.c (reg_names): Delete declaration.
-
- * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
-
- * arc/arc.c (arc_save_restore, arc_output_function_prologue,
- arc_output_function_epilogue): Likewise.
-
- * elxsi/elxsi.c (reg_names): Likewise.
-
- * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
-
- * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
- Likewise.
-
- * m88k/m88k.c (output_function_profiler): Likewise.
-
- * sparc/sparc.c (sparc_flat_output_function_prologue,
- sparc_flat_output_function_epilogue): Likewise.
-
-Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
-
- * toplev.c (rest_of_compilation): Separate the setjmp/vfork clobber
- warning from -Wuninitialized and put it under -W.
- * function.c (uninitialized_vars_warning): Warn only when the
- corresponding flag is set.
-
-Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
- is nonzero and the single set does not have an elt, then assign
- it an elt.
-
- * simplify-rtx.c: New file.
- * Makefile.in (OBJS): Add simplify-rtx.o
- (simplify-rtx.o): Add dependencies.
- * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
- * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
- (cse_gen_binary, simplify_unary_operation): Delete.
- (simplify_binary_operation, simplify_plus_minus): Likewise.
- (check_fold_consts, simplify_relation_operation): Likewise.
- (simplify_ternary_operation): Likewise.
- (delete_trivially_dead_insns): Simplify the contents of the
- REG_EQUAL note before trying to substitute it into the source
- of the reg-reg copy at the end of a libcall sequence.
-
- * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
- references/callers changed.
-
- * mn10200.c (mn10200_va_arg): Force the return value into a
- register.
-
- * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
-
- * cccp.c (macroexpand): Avoid out of range accesses for omitted
- arguments.
-
-Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
-
- * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
-
-Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
-
- * fold-const.c (fold): Fix thinko when optimizing comparisons
- against -0.0.
-
-Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
-
- * gcc.texi (Passes): Update front-end files to their current
- location.
-
-Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
- (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
- (PREDICATE_CODES): Add addition_operation.
- * alpha-protos.h (addition_operation): Declare.
- (secondary_reload_class): Likewise.
- * alpha.c (addition_operation): New.
- (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
- * alpha.md (adddi3): Turn into expander.
- (*lda, *adddi_2): New.
- (movsf, movdf patterns): Don't preference integer regs.
- (movsi, movdi patterns): Don't preference fp regs.
-
-Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (write_switch): Check for duplicate CODE cases.
-
-Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
-
- * ggc-common.c: Update pre-function commentary.
- * ggc-page.c: Likewise.
- (poison): Remove.
- (poison_pages): Use memset directly.
- (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
- (ggc_collect): Poison before sweeping.
- * ggc-simple.c: Update pre-function commentary.
- (ggc_alloc_obj): Poison non-zeroed memory.
-
-Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
-
- * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
- match format string, even on 64-bit hosts.
- * gcc-page.c (ggc_page_print_statistics): Likewise.
-
-Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
-
- * config/i386/i386.c (ix86_cpu): Revert last patch.
- * config/i386/i386.h (ix86_cpu): Ditto.
-
-Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
-
- * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
- TYPE_SIZE, convert type of result to sizetype.
-
-Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
-
- * flow.c (count_or_remove_death_notes): Equate NULL with the
- universal set.
-
- * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
- * toplev.c (rest_of_compilation): Rebuild CFG immediately before
- dbr_schedule.
-
- * i386.c (pic_label_no): Delete.
- (ix86_attr_length_default): Don't use single_set to peek
- inside a parallel.
-
- * recog.c (peephole2_optimize): Allow recog_next_insn to index
- the first insn after bb->end.
- * i386.md (push mem peeps): Scratch is live after evaluation
- of the memory.
- (cmp mem peep): Similarly.
-
-Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
-
- * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
- * function.c (pad_to_arg_alignment): Add missing braces.
-
-Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * alpha/alpha-protos.h (literal_section): Add prototype.
- (alpha_need_linkage, alpha_start_function,alpha_end_function):
- Constify a char*.
-
- * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
- prototype.
- (alpha_start_function, alpha_end_function, float_strings,
- alpha_need_linkage): Constify a char*
-
- * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
-
- * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
-
- * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
-
- * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
-
-Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * flow.c (debug_flow_info): Add prototype.
-
- * gcc.c (main): Likewise.
-
- * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
- Likewise.
-
- * reload1.c (failed_reload, set_reload_reg): Likewise.
-
- * mips-tfile.c (main): Likewise.
- (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
- with ATTRIBUTE_NORETURN.
-
-Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
-
- * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
- DECL is not a memory ref.
-
-Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
-
- * config/i386/i386.h (ix86_cpu): Remove extern attribute.
- * config/i386/i386.c (ix86_cpu): Add extern attribute.
-
-Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
-
- * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
- * config/mips/elf64.h: ditto.
-
-Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
-
- * expr.c (emit_push_insn): New argument alignment_pad.
- Update all callers. Adjust stack pointer based on alignment pad.
- * function.c (pad_to_arg_alignment): New argument alignment_pad.
- Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
- (locate_and_pad_parm): New argument alignment_pad. Update all
- callers.
- * expr.h (emit_push_insn): Update prototype.
- (locate_and_pad_parm): Update prototype.
- * calls.c (arg_data): Add new field alignment_pad.
- (initialize_argument_information): Initialize alignment_pad.
-
-Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
-
- * except.c (free_eh_nesting_info): Free the info itself.
- * function.c (free_after_compilation): Don't free NULL.
- * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
- (pre_edge_insert): Free inserted.
- * stmt.c (free_stmt_status): Don't free NULL.
-
-Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
-
- * gcov.c (DIR_SEPARATOR): Provide default.
- (output_data): Add test for MS-DOS format absolute filename.
- (fancy_abort): Correct program name.
- (open_files): Open all files in binary mode.
- * libgcc2.c (__bb_exit_func): Likewise.
-
- * profile.c (init_branch_prob): Specify binary when opening files.
-
- * flags.h (flag_unwind_tables): New decl.
- * toplev.c (flag_unwind_table): New definition.
- (f_options): Add -funwind-tables.
- (decode_g_option): Clarify warning when unknown -g option is given.
- (rest_of_compilation): If inside an inlined external function,
- pretend we are just being declared.
-
- * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
- (dwarf2out_frame_finish): Likewise.
-
-Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
-
- * fold-const.c (merge_ranges): If not in0, but in1, handle
- upper bounds equal like subset case.
-
-Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
-
- * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
- passed in a register but moved to the stack.
-
-Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
-
- * gcc.c (pass_exit_codes, greatest_status): New variables.
- (struct option_map): Add entry for "--pass-exit-codes".
- (execute): Update greatest_status if error.
- (display_help): Add documentation for -pass-exit-codes.
- (process_command): Handle -pass-exit-codes.
- (main): Look at pass_exit_codes and greatest_status on call to exit.
-
-Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reload.c (find_reloads): Refine test for no input reload
- case to not includes reloads emitted after insn.
-
- * function.c (find_temp_slots_from_address): Handle sum involving
- a register that points to a temp slot.
- (update_temp_slot_address): Make recursive call if both old and
- new are PLUS with a common operand.
- * calls.c (expand_call): Mark temp slot for result as having
- address taken.
-
- * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
-
- * gcc.c (process_command): Add standard_exec_prefix with "GCC"
- component as well as "BINUTILS".
-
- * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
- * integrate.c (copy_rtx_and_substitute): Likewise.
- (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
- All callers changed.
- * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
-
- * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
- gdb extensions, write size of type; also be more consistent
- in using references when this is a subtype.
-
- * pa.md (extv, extzv, insv): Use define_expand to reject constant
- that is out of range.
-
- * loop.c (unknown_constant_address_altered): New variable.
- (prescan_loop): Initialize it.
- (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
- (invariant_p, case MEM): Remove handling for volatile and readonly;
- check new variable if readonly.
- (check_dbra_loop): Chdeck unknown_constant_address_altered.
-
- * cse.c (canon_hash, case MEM): Do not record if BLKmode.
- (addr_affects_sp_p): Removed from note_mem_written and only
- define #ifdef AUTO_INC_DEC.
-
- * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
-
- * regclass.c (record_reg_classes): Properly handle register move
- directions.
-
- * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
- Don't think valid if both operands are invalid.
- (struct constant_descriptor): New field RTL.
- (mark_const_hash_entry): Mark it.
- (record_constant{,_rtx}): Initialize it.
- (output_constant_def): Allocate RTL in permanent obstack and
- save in table.
- ({record,compare}_constant_1): Modes must match for
- CONSTRUCTOR of ARRAY_TYPE.
-
- * c-common.h (initializer_constant_valid_p): Delete decl from here.
- * output.h (initializer_constant_valid_p): Move decl to here.
- * c-common.c (initializer_constant_valid_p): Delete function from here.
- * varasm.c (initializer_constant_valid_p): Move function to here.
-
- * tree.h (STRIP_SIGN_NOPS): New macro.
- * fold-const.c (optimize_minmax_comparison): New function.
- (invert_truthvalue, case WITH_RECORD_EXPR): New case.
- (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
- (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
- cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
- widening conversions.
- (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
- to look at size of mode, not precision of type; also add missing cases.
- (optimize_bit_field_compare, decode_field_reference): Don't try to
- optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
-
- * dwarf2out.c (ctype.h): Include.
- (dwarf2out_set_demangle_name_func): New function.
- (size_of_line_info): Deleted.
- (output_line_info): Compute size of line info table from difference
- of labels.
- (base_type_die, add_name_attribute): Call demangle function, if any.
- (field_byte_offset): Use bits per word for variable length fields.
- (gen_array_type_die): Add array name.
- (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
- (dwarf2out_add_library_unit_info): New function.
-
- * explow.c (set_stack_check_libfunc): New function.
- (stack_check_libfunc): New static variable.
- (probe_stack_range): Allow front-end to set up a libfunc to call.
-
- * combine.c (simplify_comparison): When making comparison in wider
- mode, check for having commuted an AND and a SUBREG.
- (contains_muldiv): New function.
- (try_combine): Call it when dividing a PARALLEL.
- (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
- (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
- a PLUS.
- (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
- use one of the CLOBBERs instead.
- (if_then_else_cond): If comparing against zero, just return thing
- being compared.
-
- * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
- Don't generate shifts and subtract if have conditional arithmetic.
-
- * rtl.h (delete_barrier): New declaration.
- * jump.c (jump_optimize): Set up to handle conditional call.
- In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
- (delete_barrier): New function.
-
- * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
-
- * recog.c (nonmemory_operand): Accept ADDRESSOF.
-
- * tree.c (build_type_attribute_variant): Push to obstack of
- ttype around type_hash_canon call.
-
- * expr.c (placeholder_list): Move decl to file scope.
- (expand_expr): Don't force access to volatile just because its
- address is taken.
- If ignoring reference operations, just expand the operands.
- (expand_expr, case COMPONENT_REF): Propagate
- EXPAND_CONST_ADDRESS to recursive call when expanding inner.
- Refine test for using bitfield operations vs pointer punning.
- (expand_expr, case CONVERT_EXPR): If converting to
- BLKmode UNION_TYPE from BLKmode, just return inner object.
- Use proper mode in store_field call.
- Properly set sizes of object to store and total size in store_field
- call for convert to union.
- (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
- memory (like for ADDR_EXPR). Also, don't put constant in register if
- we'll want it in memory.
- (readonly_fields_p): New function.
- (expand_expr, case INDIRECT_REF): Call it if LHS.
- (expand_assignment): Handle a RESULT_DECL where
- DECL_RTL is a PARALLEL.
- (do_jump, case WITH_RECORD_EXPR): New case.
- (get_inner_reference): Always go inside a CONVERT_EXPR
- and NOP_EXPR if both modes are the same.
- (store_field): Use bitfield operations if size of bitsize is not same
- as size of RHS's type.
- Check for bitpos not a multiple of alignment in BLKmode case.
- Do block move in largest possible alignment.
- (store_constructor): Set BITSIZE to -1 for variable size and properly
- in case of array of BLKmode.
- (expand_expr_unaligned): New function.
- (do_compare_and_jump): Call it.
-
- * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
- * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
- does not include 'o'.
-
- * function.c (instantiate_virtual_regs_1, case SET): Handle case where
- both SET_DEST and SET_SRC reference a virtual register.
- (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
-
- * integrate.c (expand_inline_function): Handle case of setting
- virtual stack vars register (from built in setjmp); when parameter
- lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
- (subst_constant): Add new parm, MEMONLY.
- (expand_inline_function, integrate_parm_decls): Pass new parm.
- (integrate_decl_tree): Likewise.
- (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
- (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
- (copy_rtx_and_substitute, case SET): Add explicit calls to
- copy_rtx_and_substitute for both sides.
-
- * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
- constraints.
- (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
- within INDEX_TYPE, instead of before.
- (fixup_gotos): Use f->target_rtl, not the next insn,
- since latter may be from a later fixup.
- (expand_value_return): Correctly convert VAL when promoting function
- return; support RETURN_REG being a PARALLEL.
- (expand_return): When checking for result in regs and having
- cleanup, consider PARALLEL in DECL_RTL as being in regs.
-
-1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
-
- * cpplib.h (struct cpp_buffer: fname, nominal_fname,
- last_nominal_fname): Mark const.
- (struct include_hash: name, nshort, control_macro): Mark
- const.
- (struct macrodef: symnam): Mark const.
- (struct if_stack: fname): Mark const.
- (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
- (IStable): New character-syntax array which encompasses all
- the old is_foo arrays.
- (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
- is_space): New macros for interrogating IStable.
- (check_macro_name): Kill last argument. All callers changed.
-
- * cppinit.c (initialize_char_syntax): Delete.
- (is_idchar, is_idstart, is_hor_space, is_space,
- trigraph_table): Delete.
- (IStable): New. Initialize with clever macros to avoid
- information duplication.
- (builtin_array): Table of builtins to get rid of explicit list
- in initialize_builtins.
- (initialize_builtins): Use builtins_array.
- (cpp_start_read): Call init_IStable, and set IStable['$'] if
- opts->dollars_in_ident.
-
- * cppexp.c: Change all refs to is_xyz[] arrays to use new
- is_xyz() macros.
- (cpp_parse_expr): Avoid 'format string is not constant'
- warning. Use ISGRAPH to identify printable chars.
- * cppfiles.c: Change all refs to is_xyz[] arrays to use new
- is_xyz() macros.
- (read_and_prescan): Map trigraphs to chars with open-coded
- if-else-if-... sequence, not a lookup table.
- * cpphash.c: Change all refs to is_xyz[] arrays to use new
- is_xyz() macros.
- * cpplib.c: Change all refs to is_xyz[] arrays to use new
- is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
- (check_macro_name): Remove ability to report an invalid
- assertion name, which is never used.
- (do_line): Constify a couple of char *'s.
- * cppmain.c (main): Call cpp_cleanup before returning.
-
-Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
-
- * ggc.h (struct ggc_statistics): New type.
- (ggc_get_size): New function.
- (ggc_print_statistics): Likewise.
- * ggc-common.c (ggc_stats): New variable.
- (ggc_mark_rtx_children): Keep statistics.
- (ggc_mark_tree_children): Likewise.
- (ggc_print_statistics): New function.
- * ggc-page.c (struct globals): Add bytes_mapped field.
- (alloc_anon): Update it.
- (release_pages): Likewise.
- (ggc_get_size): New function.
- (ggc_page_print_statistics): New function.
- * ggc-simple.c (ggc_get_size): New function.
-
-Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * flow.c (propagate_block): When the last reference to a label
- before an ADDR_VEC is deleted because the reference is a dead
- store, delete the ADDR_VEC.
-
-Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
-
- * resource.c (find_free_register): Don't use the frame pointer
- if frame_pointer_needed.
-
-Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
-
- * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
- (function_arg_pass_by_reference): Check for a NULL pointer in cum.
-
- * config/i960/i960.c (i960_va_start): New locals base, num.
- Use INDIRECT_REF instead of ARRAY_REF on valist.
- (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
-
-Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
-
- * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
-
-Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
-
- * tree.def (PLACEHOLDER_EXPR): Update comments.
-
-Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-common.c (check_format_info): Avoid non-literal format string
- warnings when `first_arg_num' is zero.
-
-Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
-
-Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.md (casesi_insn): Add a clobber of the condition code
- register.
-
-Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
-
- * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
- used by both cc1 and cc1plus.
-
-Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/arm.c: Initialise arm_structure_size_boundary to
- DEFAULT_STRUCTURE_SIZE_BOUNDARY.
- * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
- to the value 32 if it has not already been defined.
- * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
- Override definition in arm.h with a value of 8.
-
-Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
-
- * c-pragma.c (push_alignment): Don't check the return value
- of xmalloc.
-
-Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
-
- * sparc.h (ADJUST_COST): Fix thinko.
-
-Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
-
- * cccp.c (rescan): Fixed obp pointer handling around call to
- check_expand subroutine.
-
-Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
-
- * gcse.c (delete_null_pointer_checks): Only record non-null info
- for pseudos when examining stores.
-
- * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
- splitters for these patterns. Use "#" for output templates.
- (addsi3_carryin_shift): New pattern.
-
-Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
- of the function return register into a plain REG until
- after function inlining is done.
-
-Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
-
- * jump.c (jump_optimize_1): If we did cross-jumping, and
- the data will matter, rebuild the CFG.
- * reg-stack.c (reg_to_stack): Only (re)build the CFG if
- not optimizing. Don't run shorten_branches.
- * toplev.c (rest_of_compilation): Run shorten_branches after
- reg_to_stack.
-
-Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
-
- * rtl.h (note_stores): Add additional parameter.
- * rtlanal.c (reg_set_p_1): Take additional parameter.
- (reg_set_last_1): Likewise.
- (reg_set_p): Adjust call to note_stores.
- (reg_set_last): Likewise.
- (note_stores): Pass data parameter to worker function.
- * alias.c (record_set): Take additional parameter.
- (init_alias_analysis): Pass it.
- * caller-save.c (mark_set_regs): Take additional parameter.
- (save_call_clobbered_regs): Pass NULL to note_stores.
- * combine.c (set_nonzero_bits_and_sign_copies): Take additional
- parameter.
- (record_dead_and_set_regs_1): Likewise.
- (reg_dead_at_p_1): Likewise.
- (combine_instructions): Adjust calls to note_stores.
- (try_combine): Likewise.
- (record_dead_insn): Remove.
- (record_dead_and_set_regs): Adjust calls to note_stores.
- (reg_dead_at_p): Likewise.
- * cse.c (invalidate_skipped_set): Take additional parameter.
- (cse_check_loop_start): Likewise.
- (cse_check_loop_start_value): Remove.
- (cse_set_around_loop): Adjust calls to note_stores.
- * flow.c (notice_stack_pointer_modification): Take additional
- parameter. Remove duplicate declaration.
- (record_volatile_insns): Adjust calls to note_stores.
- * gcse.c (record_set_info): Take additional parameter.
- (record_last_set_info): Likewise.
- (invalidate_nonnull_info): Likewise.
- (record_set_insn): Remove.
- (compute_sets): Adjust calls to note_stores.
- (last_set_insn): Remove.
- (compute_hash_table): Adjust calls to note_stores.
- (insert_insn_end_bb): Likewise.
- (delete_null_pointer_checks): Likewise.
- * global.c (mark_reg_store): Take additional parameter.
- (mark_reg_clobber): Likewise.
- (reg_becomes_live): Likewise.
- (global_conflicts): Adjust calls to note_stores.
- (build_insn_chain): Likewise.
- * integrate.c (note_modified_parmregs): Take additional parameter.
- (mark_stores): Likewise. Make it static.
- (save_for_inline_nocopy): Adjust calls to note_stores.
- (try_constants): Likewise.
- * integrate.h (mark_stores): Remove declaration.
- * jump.c (mark_modified_reg): Take additional parameter.
- (thread_jumps): Adjust calls to note_stores.
- * local-alloc.c (validate_equiv_mem_from_store): Take additional
- parameter.
- (no_equiv): Likewise.
- (reg_is_set): Likewise.
- (validate_equiv_mem): Adjust calls to note_stores.
- (update_equiv_regs): Likewise.
- (block_alloc): Likewise.
- * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
- (note_addr_stored): Take additional parameter.
- (note_set_pseudo_multiple_uses): Likewise.
- (record_initial): Likewise.
- (prescan_loop): Adjust calls to note_stores.
- (strength_reduce): Likewise.
- (check_dbra_loop): Likewise.
- * regmove.c (flags_set_1): Take additional parameter.
- (mark_flags_life_zones): Adjust calls to note_stores.
- * reload1.c (mark_not_eliminable): Take additional parameter.
- (forget_old_reloads_1): Likewise.
- (reload_cse_invalidate_rtx): Likewise.
- (reload_cse_check_clobber): Likewise.
- (reload_combine_note_store): Likewise.
- (move2add_note_store): Likewise.
- (reload): Adjust calls to note_stores.
- (reload_as_needed): Likewise.
- (emit_reload_insns): Likewise.
- (reload_cse_regs_1): Likewise.
- (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
- (reload_combine): Adjust calls to note_stores.
- * resource.c (update_live_status): Take additional parameter.
- (mark_target_live_regs): Adjust calls to note_stores.
- * stupid.c (find_clobbered_regs): Take additional parameter.
- (stupid_life_analysis): Adjust calls to note_stores.
-
-Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
- definition.
-
- * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
- definition.
-
- * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
- of the variable arm_structure_size_boundary.
-
-Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * alias.c (init_alias_analysis): Allocate reg_known_value and
- reg_known_equiv_p on the heap. Likewise for new_reg_base_value
- and reg_seen.
- (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
- * cse.c (cse_main): Call end_alias_analysis.
- * haifa-sched.c (schedule_insns): Likewise.
- * local-alloc. (update_equiv_regs): Likewise.
- * reload1.c (reload_cse_regs): Likewise.
-
-Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
-
- * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
- * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
- mapping from MASK_FPU.
-
-Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
-
- * sparc.md (call): Don't bound structure return size to 0xfff.
-
-Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
-
- * resource.c (mark_target_live_regs): Check that the target
- insn wasn't created after compute_bb_for_insn.
-
-Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
-
- * ggc-page.c (poison_pages): Don't be overzealous.
-
-Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
-
- * alias.c: Update comments for ADDRESS.
- (nonlocal_reference_p): Look inside the ADDRESS to determine if
- it is a local memory reference.
-
- * c-typeck.c (build_function_call): Check that the built-in
- function is of class BUILT_IN_NORMAL before trying to recongize
- it as BUILT_IN_ABS.
- * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
- * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
-
-Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
-
- * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
- of alloca.
- (pre_gcse): Likewise.
- (hoist_expr_reaches_here_p): Likewise.
- (hoist_code): Likewise.
- (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
- code to ...
- (pre_expr_reaches_here_p_work): ... here.
- (expr_reaches_here_p): Replace alloca with xcalloc. Move core
- code to ...
- (expr_reaches_here_p_work): ... here.
-
-Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
-
- * resource.c (find_basic_block): Delete.
- (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
- (init_resource_info): Call compute_bb_for_insn.
-
-Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
-
- * flow.c (merge_blocks_move_predecessor_nojumps): Cope
- with already adjacent blocks, but no fallthru.
- (merge_blocks_move_successor_nojumps): Simplify.
- (debug_flow_info): New.
-
- * toplev.c (rest_of_compilation): Open jump1 dump file before
- jump and close after, as opposed to just using dump_rtl.
-
-Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * reload.h (earlyclobber_operand_p): Declare.
- * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
- * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
- an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
- case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
-
-Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
- Richard Henderson <rth@cygnus.com>
-
- * emit-rtl.c (emit_block_insn_before): New.
- (emit_block_insn_after): New.
- * basic-block.h: Declare them.
-
- * bitmap.h: Protect from multiple inclusion.
-
- * recog.c (scratch_operand): Handle VOIDmode correctly.
-
- * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
-
- * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
- * function.c (assign_parms): Likewise.
- * global.c (global_conflicts): Clarify STACK_REGS commentary.
-
- * reg-stack.c (max_uid): Remove.
- (blocks, block_begin, block_end, block_drops_in): Remove.
- (block_stack_in, block_out_reg_set, block_number): Remove.
- (struct block_info_def, BLOCK_INFO): New.
- (enum emit_where): New.
- (current_block): New.
- (BLOCK_NUM): Remove.
- (mark_regs_pat, record_label_references): Remove.
- (record_reg_life_pat, record_reg_life, find_blocks): Remove.
- (nan): New.
- (goto_block_pat, print_blocks, dump_stack_info): Remove.
- (reg_to_stack): Simplified test for existence of fp code. Use
- flow.c code. Call shorten_branches after cross-jump opt.
- (check_asm_stack_operands): Renamed from record_asm_reg_life.
- Return false if the asm doesn't use stack regs. Don't do life
- analysis on the asm.
- (emit_pop_insn): Replace function pointer arg `when' with
- enum `where'. Update all callers.
- (change_stack): Likewise. Update basic block end.
- (emit_swap_insn): Use current_block->head to limit reverse search
- for start of block. Use emit_block_insn_after.
- (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
- (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
- structure assignment instead of bcopy.
- (print_stack): New.
- (convert_regs_entry, convert_regs_exit): New.
- (convert_regs_1, convert_regs_2): Split out from convert_regs.
- Work on basic blocks and the CFG.
- (convert_regs): Use them.
-
- * i386.c (output_fix_trunc): Remove code for DImode input operand
- not at top-of-stack.
- * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
- appropriate mode.
- (fix_truncdi_1): Allow any mode scratch.
-
-Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
- * linux.h, netbsd.h, vms.h: Not here.
-
-1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
-
- * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
- ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
- (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
- CONDITIONAL_REGISTER_USEAGE): Use them.
- * config/mips/mips.c (mips_move_1word,mips_move_2words,
- gen_conditional_branch,override_options) : Use them.
- * config/mips/mips.md : Use them.
-
-Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.md (zero_extendqihi2): Use SImode register name with andl.
-
-Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
-
- * integrate.c (function_cannot_inline_p): Don't allow inlining
- if setjmp is used.
-
-Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-parse.in (cast_expr): Constify.
-
- * cccp.c (special_symbol): Likewise.
-
- * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
-
- * dwarf2out.c (base_type_die): Likewise.
-
- * global.c (allocno_compare): Likewise.
-
- * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
-
- * regclass.c (fix_register): Likewise.
-
- * rtl.h (fix_register): Likewise.
-
- * stupid.c (stupid_reg_compare): Likewise.
-
- * toplev.c (decode_f_option): Likewise.
-
- * tree.c (build_complex_type): Likewise.
-
-Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
-
- * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
-
-Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload.c (find_reloads): Compute mode and nregs fields of all
- reloads.
- * reload1.c (calculate_needs_all_insns): Simplify a bit.
- (calculate_needs): Use precomputed mode/nregs values.
- (allocate_reload_reg): Likewise.
- Break out two...
- (failed_reload, set_reload_reg): ... new functions.
- (choose_reload_regs_init): New function, mostly broken out from...
- (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
- Also lose one #if 0 block.
-
-Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
-
- * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
- substitution.
-
-Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
-
- * tree.h (BLOCK_TYPE_TAGS): Remove.
- (BLOCK_END_NOTE): Likewise.
- (BLOCK_LIVE_RANGE_FLAG): Likewise.
- (BLOCK_LIVE_RANGE_START): Likewise.
- (BLOCK_LIVE_RANGE_END): Likewise.
- (tree_block): Remove live_range_flag, live_range_var_flag, and
- type_tags. Remove end_note, live_range_start, and live_range_end.
- (remember_end_note): Remove prototype.
- * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
- * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
- remember_end_note.
- * ggc-common.c (ggc_mark_tree_children): Don't mark
- BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
- * integrate.c (adjust_copied_decl_tree): Remove.
- * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
- * stmt.c (last_block_end_note): Remove.
- (init_stmt): Don't add a GC root for it.
- (expand_fixup): Don't set it.
- (remember_end_note): Remove.
- (expand_end_bindings): Don't set last_block_end_note.
-
-Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c (reload_reg_free_for_value_p): Show
- RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
- reloads.
-
-Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
-
- * expmed.c (extract_bit_field): Allow for the case of non-integer
- objects that are smaller than a word (like SFmode on a 64-bit
- machine).
-
- * loop.c (basic_induction_var): A non-integer variable which is
- being set by a paradoxical subreg is probably not a biv.
-
-1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
-
- * prefix.c (translate_name) Check for empty prefix string.
-
-Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
-
- * Makefile.in (CPP_CROSS_NAME): New variable.
- (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
- xcpp.
- (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
- names of the files to be uninstalled.
-
-Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
-
- * collect2.c (IS_DIR_SEPARATOR): Define.
- (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
-
- * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
- functions too.
-
- * haifa-sched.c (add_dependence): Update the true dependency
- cache the first time we add a true dependence to the LOG_LINKS chain.
-
-Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
-
- * fold-const.c (fold): Fix comment.
-
-Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * dbxout.c (lastfile, cwd, dbxout_type_method_1,
- dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
- dbxout_start_new_source_file, dbxout_source_file,
- dbxout_source_line, dbxout_finish, dbxout_type_fields,
- dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
- Constify a char*.
- (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
- (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
- (dbxout_block): Initialize variable `blocknum'.
-
- * dbxout.h (dbxout_init, dbxout_finish,
- dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
- dbxout_args, dbxout_source_line): Constify a char*.
-
- * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
- dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
- dwarf_fund_type_name, name_attribute, stmt_list_attribute,
- low_pc_attribute, high_pc_attribute, body_begin_attribute,
- body_end_attribute, comp_dir_attribute, sf_names_attribute,
- src_info_attribute, mac_info_attribute, producer_attribute,
- lookup_filename, generate_macinfo_entry, fundamental_type_code,
- dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
- dwarfout_undef): Constify a char*.
- (add_incomplete_type, retry_incomplete_types): Add prototypes.
-
- * dwarfout.h (dwarfout_define, dwarfout_undef,
- dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
-
-1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
-
- * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
- (MULTILIB_ISA_DEFAULT): New.
- (MULTILIB_DEFAULTS): Use it.
- * config/mips/mips.c (): Remove the now unnecessary definition
- of MIPS_ISA_DEFAULT.
- * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
- unnecessary definition.
-
-Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.md (pic_load_addr): Add constraints to operand 1.
-
-1999-10-25 Bruce Korb <autogen@linuxbox.com>
-
- * fixinc/genfixes: Provide a means for specifying -D options to
- AutoGen
-
-Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
-
- * arm.c (arm_override_options): Correct initialization of
- arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
- arm_is_strong, and arm_is_6_or_7.
-
- * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
- (note_set_pseudo_multiple_uses): New function.
- (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
- if a pseudo set in the loop exit is used elsewhere.
-
-Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
-
- * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
-
-Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
- a single load-address pattern.
-
-Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
- depending on whether or not line-number notes are present.
-
-Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * cccp.c (progname, file_buf, default_include, include_file,
- macrodef, definition, hashval, wchar_type, user_label_prefix,
- directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
- expand_to_temp_buffer, is_system_include, base_name,
- absolute_filename, read_name_map, open_include_file,
- record_control_macro, check_precompiled, check_preconditions,
- pcfinclude, pass_thru_directive, create_definition,
- check_macro_name, comp_def_part, collect_expansion,
- check_assertion, read_token_list, assertion_install,
- assertion_lookup, eval_if_expression, conditional_skip,
- validate_else, skip_quoted_string, quote_string, macarg1,
- error_from_errno, install, lookup, hashf, dump_defn_1,
- perror_with_name, pfatal_with_name, main, trigraph_pcp,
- check_white_space, rescan, handle_directive, monthnames,
- special_symbol, do_include, remap_include_file, write_output,
- arglist, do_assert, do_unassert, do_line, do_error, do_once,
- do_ident, do_sccs, do_xifdef, skip_if_group,
- output_line_directive, macroexpand, macarg, change_newlines,
- initialize_builtins, make_definition): Constify a char*.
-
- * pcp.h (stringdef): Likewise.
-
-Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
-
- * unroll.c (copy_loop_body): Examine SET_DEST of single_set
- not of pattern.
-
-Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
- Richard Henderson <rth@cygnus.com>
-
- * alias.c: Include ggc.h.
- (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
- (record_set): Verify enough room in reg_base_value.
- (init_alias_analysis): Allocate reg_base_value with xcalloc.
- Register it as a GC root.
- (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
- * Makefile.in (alias.o): Depend on ggc.h.
-
- * unroll.c (unroll_loop): Verify the insn before a barrier
- is a JUMP_INSN before checking JUMP_LABEL.
-
-Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
- * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
- * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
- * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
- * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
- * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
-
-Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * output.h (ctors_section, dtors_section, bss_section): Prototype.
-
- * alpha/alpha-interix.h (text_section): Delete prototype.
- * alpha/elf.h (text_section): Likewise.
- * arm/linux-elf.h (text_section): Likewise.
- * arm/linux-telf.h (text_section): Likewise.
- * c4x/c4x.h (text_section): Likewise.
- * dsp16xx/dsp16xx.h (bss_section): Likewise.
- * elfos.h (text_section): Likewise.
- * i386/aix386ng.h (text_section): Likewise.
- * i386/i386-interix.h (text_section): Likewise.
- * i386/sco5.h (text_section): Likewise.
- * i386/svr3gas.h (text_section): Likewise.
- * nextstep.h (text_section): Likewise.
- * psos.h (text_section): Likewise.
- * ptx4.h (text_section): Likewise.
- * svr3.h (text_section): Likewise.
- * svr4.h (text_section, ctors_section, dtors_section): Likewise.
-
-Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * final.c (peephole): Delete prototype.
-
- * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
- (pre_insert_copies): Remove unused variable `bb'.
-
- * genrecog.c (debug_decision_0, debug_decision_list, main): Add
- prototypes.
-
- * output.h (peephole): Add prototype.
-
-Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
- -O0.
-
-Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
-
- * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
- for inlined declarations.
-
-Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
-
- * arm.c (logical_binary_operator): New fucntion.
- * arm.h (logical_binary_operator): Declare it.
- (PREDICATE_CODES): Handle logical_binary_operator.
- * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
- output constraints. Add appropriate splitters.
- (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
- (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
- (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
-
-Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * genoutput.c (struct operand_data): New elt eliminable.
- (output_operand_data): Write it.
- (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
- (compare_operands): Take it into account.
- * recog.h (struct insn_operand_data): New elt eliminable.
- * reload1.c (check_eliminable_occurrences, elimination_effects): New
- functions.
- (old_asm_operands_vec, new_asm_operands_vec): Delete.
- (eliminate_regs): Move code that detects changes to elimination
- target regs into new function elimination_effects.
- Delete one #if 0 block.
- Abort for USE, CLOBBER, ASM_OPERANDS and SET.
- (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
- ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
- Only call eliminate_regs for real operands of the insn, not for parts
- of its structure or parts matched by things like match_operator.
- Use elimination_effects and check_eliminable_occurrences. Use
- copy_insn to duplicate the pattern when not in the final pass.
-
-Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
-
- * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
- and fld.
-
-1999-10-22 Bruce Korb <autogen@linuxbox.com>
-
- * fixinc/README: document the "mach" machine matching test
- * fixinc/fixfixes.c: Implement the #else/#endif label fix
- * fixinc/fixtests.c: Implement the #else/#endif label test
- * fixinc/inclhack.def: utilize these tests and fixes
- * fixinc/inclhack.sh: regen
- * fixinc/fixincl.x: regen
- * fixinc/fixincl.sh: regen
-
-Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
-
- * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
- depend on ggc.h.
-
-Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
-
- * gcc.1: Document exit codes.
-
-Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * calls.c: Include tm_p.h later, so everything we need is defined.
- * expr.c: Likewise.
- * function.c: Likewise.
-
- * except.c: Include tm_p.h.
-
- * sparc.c: Likewise.
- (dwarf2out_cfi_label): Don't prototype.
- (check_return_regs, epilogue_renumber,
- ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
- ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
- ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
- ultra_schedule_insn): Add static prototype.
- (data_segment_operand, text_segment_operand): Call itself with the
- proper number of arguments.
- (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
-
- * sparc.h: Move all declarations to sparc-protos.h.
- (SELECT_RTX_SECTION): Pass a missing MODE argument to
- symbolic_operand.
-
- * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
-
- * config/svr4.h (text_section, ctors_section, dtors_section): Add
- Prototypes.
- (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
- ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
- ASM_OUTPUT_ASCII): Constify a char*.
-
- * sparc-protos.h: New file for sparc prototypes.
-
-Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * function.c (record_insns, contains): Always declare and define.
- (record_insns): Mark with ATTRIBUTE_UNUSED.
-
-Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
-
- * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
- to .section when outputting a .bss section to deal with multiple
- .bss input sections (as happens with -fdata-sections)
- Also output %progbits, not @progbits so the assembler doesn't treat as
- a comment.
- * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
-
- * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
- thumb parts even when building with non-thumb CPUs, by forcing
- thumb mode.
-
-Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
-
- * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
- (movdf_const_intreg_sp64): Similarly.
-
- * local-alloc.c (update_equiv_regs): Check the correct insn
- for pre-existing REG_EQUIV notes.
-
-Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
-
- * cse.c (cse_end_of_basic_block): Don't return the end of a basic
- block reached by a branch if we're not going to actually process
- this block.
-
-Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
-
- * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
- a local extern function declaration.
-
-Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.c (ix86_expand_prologue): Properly wrap USE around
- reg for CALL_INSN_FUNCTION_USAGE.
-
-Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
-
- * config/mips/mips.md (movdf_internal1a): Allow floating-point
- move between GP_REGs.
-
-Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
-
- * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
- the mode size when finding out if an offset is legal.
-
-Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
-
- * basic-block.h (PROP_*): Move constants from ...
- * flow.c: ... here.
- (compute_bb_for_insn): Free the array before reallocating.
- (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
- (allocate_reg_life_data): Reset all reg variables collected by
- propagate_block.
- (get_block_head_tail): Don't convert from bb to block.
- (get_bb_head_tail): New. Update all callers of get_block_head_tail.
- (find_insn_reg_weight): Take block not bb.
- (schedule_block): Don't set block num for moved insns.
- (schedule_region): Don't update_life_info or find_insn_reg_weight.
- (schedule_insns): Do it here instead.
- * combine.c (combine_instructions): Invoke compute_bb_for_insn
- before update_life_info.
- * recog.c (split_all_insns, peephole2_optimize): Update for
- new arg to update_life_info.
- * rtlanal.c (remove_note): Cope with NULL note.
- * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
- if we did sched1.
-
-Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
-
- * jump.c (jump_optimize_1): More accurately detect casesi insns.
-
- * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
- block records so that merge_blocks_nomove will clean up correctly.
- (split_edge): Handle casesi insns.
-
- * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
-
-Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (call, call_value): Do not emit a blockage after restoring
- the PIC register.
-
-Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
-
- * c-typeck.c (c_expand_asm_operands): Fix typo.
-
-Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * arm.c (fpu_rhs_operand): Verify modes.
- (fpu_add_operand): Likewise.
- (di_operand): Likewise.
- (soft_df_operand): Likewise.
-
-Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.c (arm_return_in_memory): APCS rules state that the elements
- of a structure returned in a register must be 'integer-like'.
-
-1999-10-19 Bruce Korb <autogen@linuxbox.com>
-
- * fixinc/Makefile.in: Change the generation rules to run `genfixes'
- in the source tree when the generated targets are out of date
- * fixinc/genfixes: Alter it to run individual fixes for make.
- * fixinc/README: rewrite
- * fixinc/inclhack.def: moved initial comments to README
-
-Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
-
- * toplev.c (main): Do not generate an error message if an
- unrecognised command line switch is recognisable by another
- language. If extra_warnings are enabled, then generate a
- warning message instead.
-
-Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
- (insert_pack_attributes): Delete prototype.
-
- * c-pragma.c (default_alignment): New static variable.
- (push_alignment): Initialize to current effective alignment.
- (pop_alignment): Use to set new alignment.
- (insert_pack_attributes): Delete function.
- (handle_pragma_token): Set default_alignment as well each time
- a #pragma pack(<n>) is encountered.
-
-Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
-
- * reg-stack.c (stack_result): Aggregates are not returned in
- stack registers.
-
-Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
-
- * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
-
-Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
-
- * basic-block.h (set_block_num): Declare.
- * flow.c (update_life_info): Don't call compute_bb_for_insn
- or free_basic_block_vars.
- * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
- (insn_orig_block): Remove.
- (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
- (schedule_block): Keep BLOCK_NUM up-to-date.
- (schedule_insns): Use compute_bb_for_insn.
- * recog.c (split_all_insns): Likewise.
- (peephole2_optimize): Likewise.
-
-Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
-
- * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
- if the pic register is used.
-
-Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
- (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
- if that tests TREE_PERMANENT.
-
-Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (invalidate_for_call): Do not remove memory references from
- the table here. It's handled elsewhere.
-
- * haifa-sched.c (add_dependence): Protect references to the
- true dependency cache with #ifdef INSN_SCHEDULING.
- (remove_dependence): Similarly.
-
- * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
- to the cfg code that this is a return instruction.
- * mn10300.md (return_internal): Similarly.
-
- * combine.c (get_last_value): If the last set of a register
- is after subst_low_cuid, then we can not use it to determine
- the register's last value.
-
-Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in: Back out previous change.
-
-Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
-
- * haifa-sched.c (add_dependence): Only check/update the cache
- if it exists.
- (remove_dependence): Likewise.
- (schedule_insns): Only create the true_dependency_cache if the
- average number of instructions in a basic block is very large.
-
-Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (ggc-common.o): Depend on genrtl.h.
- (ggc-simple.o): Likewise.
- (ggc-page.o): Likewise.
-
-Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
- Prototype for exported functions.
- (pre_lcm, pre_rev_lcm): Remove prototypes.
- * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
- (compute_available): Move to lcm.c, and change parameter order.
- (one_classic_gcse_pass): Call compute_ae_kill with parameters.
- (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
- (gcse_main): No longer call compute_preds_succs. Rebuild the
- set table after reach pre pass.
- (pre_insert_map, pre_delete_map, edge_list): New.
- (alloc_pre_mem): Allocate edge vectors.
- (free_pre_mem): Delete edge vectors.
- (compute_pre_data): Call new edge based lcm routines.
- (process_insert_insn): New function.
- (insert_insn_end_bb): Use it.
- (pre_edge_insert): New function.
- (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
- needed.
- (pre_insert_copies): Revamp using new edge based lcm outputs.
- (pre_delete): Likewise.
- (one_pre_gcse_pass): Insert & remove fake edges to the exit
- block.
- (compute_code_hoist_vbeinout): New new edge based routines.
- * lcm.c: Remove all the old LCM functions. Replace with new ones
- that work with the new cfg datastructures and work with edges
- instead of blocks.
-
-Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload.h (struct reload): Add new fields "mode" and "nregs".
- * reload1.c: Change all occurrences of reload_mode and reload_nregs
- to reference the "mode" and "nregs" field within struct reload.
-
-Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
-
- * haifa-sched.c (true_dependency_cache): New.
- (add_dependence): Use the true dependency cache to avoid expensive
- walks down the LOG_LINKS dependency list. Add entries to the
- cache as necessary.
- (remove_dependence): Remove entries from the true dependency cache
- as needed.
- (schedule_insns): Allocate and initialize and free the true
- dependency cache.
-
- * haifa-sched.c (schedule_insns): Do not remove inter-block
- dependencies anymore.
-
-Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
-
- * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
- * i386/t-winnt: Likewise.
-
-Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
-
- * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
-
-1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
-
- * Makefile.in (LANGUAGES): Omit "proto".
- (clean): Remove stale comment about removing unprotoize.c.
-
-Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * protoize.c (safe_read, safe_write): Avoid the gcc extension of
- using arithmetic on void pointers.
-
-Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
-
- * haifa-sched.c (compute_block_forward_dependencies): Only check
- for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
-
-Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
-
- * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
- (expr_equiv_p): Reject memories with different alias sets.
-
-Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
-
- * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
- * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
- (f_options): Add "bounded-pointers" and "bounds-check" entries.
- * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
- (lang_init): Set default for flag_bounds_check if still "unspecified".
-
-Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md (HF mode patterns): Add missing modes.
-
-Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
- instructions.
-
-Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md (*db_noclobber,
- *decrement_and_branch_until_zero_noclobber): New patterns and
- associated splitters.
-
-Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md (parallel instruction patterns): Rework
- constraints to keep reload happy.
-
-Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
- *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
- *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
- Add new patterns and associated post-reload splitters.
-
-Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
-
-Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
- if appropriate.
- * config/c4x/c4x.md (rpts_top): New pattern and splitter.
-
-Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
- memory mode.
-
-Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (move_operand): Rely on memory_address_p to determine the
- validity of non-indexed memory addresses.
- * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
- operand in DFmode and SFmode when generating PA2.0 code.
-
-Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
-
- * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
-
-Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
-
- * mips.c (function_prologue): Fix argument types.
- * mips.md (casesi): Use emit_jump_insn for casesi_internal.
- (casesi_internal): Write to the scratch register.
-
-1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
-
- * cppexp.c (cpp_parse_escape): Make static. Change second arg
- to U_CHAR **.
- (parse_charconst): Delete unnecessary cast when calling
- cpp_parse_escape.
- (cpplib.h): Kill prototype of cpp_parse_escape.
-
-Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
-
- Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
- * unroll.c (unroll_loop): Cast return value of alloca.
- * i370/i370.c: Include function.h and toplev.h.
- (i370_label_scan): Remove c++ commented abort.
- * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
- (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
- * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
- * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
-
-Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
-
- * config/t-freebsd: Do not override USER_H.
- * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
-
-Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
- Mumit Khan <khan@xraylith.wisc.edu>
-
- * c-parse.in (component_decl): Support anonymous struct/union.
- (%expect): Update.
- * c-parse.y: Regenerate.
- * c-parse.c: Likewise.
- * objc/objc-parse.y: Likewise.
- * objc/objc-parse.c: Likewise.
- * c-decl.c (finish_struct): Don't sort the fields.
- (field_decl_cmp): Delete unused function.
-
-Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
-
- * sparc.md (movsf_const_intreg): Revert last constraint change.
- (movdf_const_intreg_sp32): Likewise.
-
-Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
-
- * cse.c: Include hashtab.h instead of splay-tree.h
- (struct cse_reg_info): No longer use variant union. Add new
- field "regno". All references changed to avoid union.
- (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
- (free_cse_reg_info): Remove.
- (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
- (get_cse_reg_info): Revamp to use expandable hash tables instead
- of splay trees. Initialize new fields in cse_reg_info structure.
- (new_basic_block): Similarly.
-
-Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (message_with_line): Prototype.
- (validate_pattern): Pass along the set for the dest, not a flag.
- Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
- Check for PC/CC0 as sources.
- (nodes_identical): Check for children position match before
- allowing the combination.
-
- * rtl.c (read_rtx): Track line number across \\\n.
-
-Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
-
- * mips.h (SPECIAL_MODE_PREDICATES): New.
- * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
- (movdi+1, movsi+1): Add output reload constraint.
- (casesi_internal): Likewise. Fix commentary.
- (return_internal): Use pmode_register_operand.
-
-Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
-
- * 1750a.md (movstrqi): Add missing output reload constraint.
- (call_value): Likewise.
- * a29k.md (cpxxx patterns): Add missing match_operator mode.
- (jmpfdec): Add missing inout reload constraint.
- * elxsi.md (addsi patterns): Add missing output reload constraint.
- (move from sp): Use @ alternates.
- (call_value): No constraint on output.
- * fr30.md (movsi_pop): Add missing output reload constraint.
- (movsf_constant_store): Likewise.
- (splits): Remove constraints.
- (subsi3): Add missing mode.
- * i370.md (cmpstrsi+1): Add missing output reload constraint.
- (call_value): Likewise.
- * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
- * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
- * m32r.md (movsicc_internal): Add output reload constraint.
- (movstrsi_internal): Add inout reload constraints.
- * m88k.h (reg_names): Don't declare.
- (SPECIAL_MODE_PREDICATES): New.
- * m88k.md (*): Use register_operand not reg_or_0_operand
- on destinations.
- * mn10200.h (PREDICATE_CODES): New.
- * ns32k.md (ffs pattern): Add output reload constraint.
- * pdp11.md (sob pattern): Add inout reload constraint.
- * sh.md (splits): Remove constraints.
- (indirect_jump_scratch, fpu_switch): Add output reload constraint.
- * v850.md (pattern_is_ok_for_epilogue): Likewise.
- * vax.md (jgequ pattern): Add inout reload constraint.
-
-Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
-
- * configure.in (djgpp): Revert previous patch.
- * configure: Rebuit.
- * config/i386/djgpp.h: Revert previous patch.
-
-Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
-
- * fixinc/inclhack.def: Restore patch lost during last merge of
- "no_bogosity" branch.
- * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
-
-Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * fixincludes: Add a HPUX 11 fix for inttypes.h.
- * fixinc/inclhack.def: Same.
- * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
-
-Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
- as the base of a PLUS.
-
-Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md: Define mode for remaining unspec operators.
- * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
-
-Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
-
- * pa.md (post_stw+1): Use pmode_register_operand.
- (dcacheflush, icacheflush): Likewise.
-
- * i386.md (movstricthi_1): Allow r/r.
-
-Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * fold-const.c (fold): Convert (or (not arg0) (not arg1))
- to (not (and (arg0) (arg1))). Similary for and.
-
- * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
- fallthrough to associate code.
- Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
- bits in common.
-
- * combine.c (simplify_logical): Convert XOR to IOR if operands have
- no bits in common; remove XOR to ROTATE conversion.
-
-Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
-
-Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.c (dst_operand): New.
- (PREDICATE_CODES): Update.
- * config/c4x/c4x.h (dst_operand): Declare it.
- * config/c4x/c4x.md: Define mode for each unspec usage.
- (move patterns): Use dst_operand predicate instead of src_operand.
- (movqi_update, movqf_update): Delete.
-
-Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
-
- * recog.c (pmode_register_operand): New.
- * recog.h: Declare it.
- * genrecog.c (pred_codes): Likewise.
- (special_mode_pred_table): Likewise.
- (validate_pattern): Don't warn no mode for address_operand.
-
- * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
- if the operand is not insn-like.
-
-Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
- Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
-
- * fold-const.c (fold): Handle more simplifications allowed by IEEE.
-
-Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
-
- * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
- instead of general_operand in a SET_DEST. Use const_double_operand
- instead of an explicit test against CONST_DOUBLE.
- (movsf_const_lo): Add missing register mode.
- (goto_handler_and_restore): Add auxiliary test for Pmode.
- (flush): Adjust to use address_operand.
- (return_sf_no_fpu): Add missing output constraint.
-
-Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
-
- * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
- for call return value.
- (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
-
-Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (main): Only warn about options for other languages.
- * collect2.c (main): Pass -w to sub-gcc.
-
-Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
-
- * flow.c (propagate_block): Add call-clobbered registers to
- significant too.
-
- * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
- zapping mem_set_list.
- (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
- (mark_set_1, mark_used_regs): Likewise.
-
-Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
-
- * m68k.md (zero_extendsidi2): Add missing output reload constraint.
-
-Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
-
- * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
- -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
- options. Also add a new item "C-only Warning Options" to the
- option summary.
-
-1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
-
- * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
- from multiple calls.
-
-Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.md (call value patterns): Move to the end of the file.
- (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
-
-1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
-
- * configure.in (djgpp configuration): Define extra_objects..
- * configure: Rebuilt.
- * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
- (DTORS_SECTION_ASM_OP): Define.
- (INIT_SECTION_ASM_OP): Define.
- (FINI_SECTION_ASM_OP): Define.
- (DATA_SECTION_ASM_OP): Define.
- (TEXT_SECTION_ASM_OP): Define.
- (EH_FRAME_SECTION_ASM_OP): Define.
- (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
- (STARTFILE_SPEC): Add crtbegin.o.
- (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
- to here from LINK_COMMAND_SPEC.
- (DO_GLOBAL_CTORS_BODY): Define.
- (CRTSTUFF_USE_FINI_SECTION): Define
- (HAS_INIT_SECTION): Delete.
-
-Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
-
- * Makefile.in (all.cross): Depend on xcpp$(exeext).
-
-Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
-
- * pa.h (PREDICATE_CODES): New.
-
- * genrecog.c (validate_pattern): Condense the destination
- non-lvalue message.
-
-Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.md (call-1): Supply missing mode for operator.
- (*): Add missing output reload constraints. Remove constraints
- from define_splits.
-
- * i386.h (SPECIAL_MODE_PREDICATES): New.
- * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
- (movqi_1, movdi_1, movdi_2, some splits): Likewise.
- (addsi_lea_3): Add missing mode for op 3.
- (prologue_set_got, prologue_get_pc): Add missing modes.
- (*) Add missing output reload constraints.
-
-Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
-
- * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
- check for member bit-size overflow and use var_size if it occurs.
- (layout_record): Use bitsize_int() to define the type size in bits.
- Likewise for computation and assignment to DECL_FIELD_BITPOS.
- (layout_decl): Likewise when assigning to DECL_SIZE.
-
-Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (validate_pattern): Typo last change. Verify
- that output operands have output reloads.
-
-Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (special_mode_pred_table): New.
- (NUM_SPECIAL_MODE_PREDS): New.
- (find_operand): New.
- (validate_pattern): New argument `insn'. Warn for assignment to
- any predicate accepting non-lvalues. Conditionally warn for
- match_operand without a mode. Try much harder to match source
- and destination modes on a set.
- * tm.texi (SPECIAL_MODE_PREDICATES): Document.
-
-Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
-
- * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
-
-Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
-
- * combine.c (simplify_logical): Recognize xor pattern that encodes
- rotation.
-
-Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
- alignment.
-
-Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
-
- * ggc-page.c (MAP_FAILED): Provide default.
-
-Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
-
- * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
- * sparc.h (PREDICATE_CODES): Update.
-
-Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (some_ni_operand): New.
- * alpha-protos.h: Declare it.
- * alpha.h (PREDICATE_CODES): Update.
- * alpha.md (sXaddq reload insns): Use some_ni_operand
- for SET_DEST instead of some_operand.
-
-Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
- Jim Wilson <wilson@cygnus.com>
-
- * genrecog.c (maybe_both_true_2): Don't compare modes of
- two DT_pred tests.
- (process_tree): Elide peephole2_insns. Invoke simplify_tests
- after find_afterward.
- (debug_decision_1): Dump next and afterward codes.
-
-Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
-
- * rtl.c (dump_and_abort): Remove.
- (fatal_with_file_and_line): New.
- (fatal_expected_char): New.
- (read_rtx_lineno, read_rtx_filename): New.
- (read_skip_spaces): Track line number.
- (read_name): Use fatal_with_file_and_line.
- (read_rtx): Use fatal_expected_char. Track line number.
- * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
-
- * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
- if it isn't a CODE_LABEL.
-
- * genattr.c (main): Set read_rtx_filename.
- * genattrtab.c (main): Likewise.
- * gencodes.c (main): Likewise.
- * genconfig.c (main): Likewise.
- * genemit.c (main): Likewise.
- * genextract.c (main): Likewise.
- * genflags.c (main): Likewise.
- * genopinit.c (main): Likewise.
- * genoutput.c (main): Likewise.
- * genpeep.c (main): Likewise.
-
- * genrecog.c (decision_test.u.insn): Add `lineno'.
- (pattern_lineno, error_count): New variables.
- (message_with_line): New.
- (add_to_sequence): Break out checking code to ...
- (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
- (merge_insn): Use message_with_line.
- (make_insn_sequence): Use validate_pattern. Record insn lineno.
- (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
-
-Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * expr.c (store_constructor): Clear union if constructor is empty.
-
-Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
-
- * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
- Add !endian checks. Change %{...} to %(...).
-
-Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.md (*addsi3_cc): Renamed from addcsi3.
- (*addsi3_carry): Renamed from addxsi3.
- (*subsi3_cc): Renamed from subcsi3.
- (*subsi3_carry): Renamed from subxsi3.
- (*xorqi_cc_1): Renamed from xorcqi_1.
- (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
- * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
-
-Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
-
- * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
- (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
-
-1999-10-13 Brendan Kehoe <brendan@cygnus.com>
-
- * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
- climb up the chain of insns.
-
-Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (write_subroutine): Careful for null trees.
- (process_tree): Don't elide empty functions.
-
-Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
-
- * Makefile.in (genrtl.o): Depend on ggc.h.
- * configure.in (valloc): Probe for it.
- (with-gc): Use ggc-page if valloc present.
- * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
- (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
- (ggc_alloc_string): Moved from ggc-page.c.
- * ggc-none.c (ggc_alloc_obj): New.
- (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
- * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
- (struct globals): Likewise for dev_zero_fd.
- (init_ggc): Likewise for it's initialization.
- (ggc_allocated_p): Move careful dereference from ...
- (ggc_lookup_page_table): ... here. Delete.
- (lookup_page_table_entry): Don't use ggc_lookup_page_table.
- (alloc_anon): Use valloc if no mmap.
- (release_pages): Use free if using valloc.
- (ggc_alloc_obj): Renamed from alloc_obj.
- (ggc_set_mark): Renamed from mark_obj.
- (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
- (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
- (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
- (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
- (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
- (ggc_collect): Use fp printing instead of our own rounding.
- * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
- (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
- (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
- (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
- (struct ggc_string, struct ggc_any): Delete.
- (offsetof): Provide default definition.
- (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
- (PTR_KEY): New.
- (struct ggc_mem): New, from corpse of ggc_any.
- (struct ggc_status): Delete.
- (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
- (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
- (n_strings_collected, n_anys_collected): Delete.
- (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
- (ggc_alloc_string, ggc_alloc): Delete.
- (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
- (ggc_free_string, ggc_free_any): Delete.
- (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
- (ggc_compare_addresses, ggc_mark_string): Delete.
- (ggc_mark_string_if_gcable, ggc_mark): Delete.
- (search_data): Delete.
- (struct globals): New.
- (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
- (tree_insert, tree_lookup): New.
- (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
- (clear_marks, sweep_objs): New.
- (ggc_collect): Gut. Use clear_marks, sweep_objs.
- (init_ggc): Set allocated_last_gc.
- (ggc_push_context): Gut. Use G.context.
- (ggc_pop_context): Likewise.
- (ggc_pop_context_1): New.
- (debug_ggc_tree): New.
- (debug_ggc_balance, tally_leaves): New.
- * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
- (ggc_mark_string_if_gcable): Remove decl.
- (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
- (ggc_mark_rtvec_children): New.
- (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
- (ggc_mark_if_gcable): New decl.
- (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
- (ggc_alloc_tree, ggc_alloc): Likewise.
- (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
- (ggc_alloc_obj): New decl.
- (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
- (ggc_alloc_tree, ggc_alloc): Likewise.
- (ggc_set_mark): New decl.
- * rtl.h (struct rtx_def): Remove gc_mark.
- (struct rtvec_def): Likewise.
- * tree.h (struct tree_common): Likewise.
-
-Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
-
- * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
- float_format and thread_file definitions.
- * configure: Rebuilt.
-
-Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
-
- * extend.texi (Function Names): Document types of function names.
-
-Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
- an earlyclobbered output conflict with RELOAD_INPUT reloads.
-
-Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
-
-Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
-
-Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
-
- * collect2.c (main): Do prelimnary link on AIX if rflag.
-
-Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
-
- * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
- __CTOR_LIST__ in opposite order, which is the correct order for sorted
- constructors.
- (__do_global_dtors): similarly for __DTOR_LIST__.
-
-Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
- Diego Novillo <dnovillo@cygnus.com>
-
- * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
- FPUL_REGS.
-
-Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
-
- * fixincl/*: Merged "no_bogosity" branch
- * fixincl/fixlib.h: protect against doubly defining t_bool
- * fixincl/server.h: protect against doubly defining t_bool
-
-Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
-
- * genoutput.c: Include toplev.h.
-
-Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
-
- * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
- Undef.
- * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
- * configure: Regenerate.
-
-Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
-
- * gcse.c (delete_null_pointer_checks): Returns void.
-
-Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
- * emit-rtl.c (copy_insn_1): Likewise.
-
-Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * config/mips/mips.c (mips_build_va_list): Correct
- TREE_CHAIN setting when hard-float.
- (mips_va_start): Use corrected setting.
- (mips_va_arg): Likewise. Also pass a tree to build of
- POSTINCREMENT_EXPR rather than a naked 'int'.
-
-Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
-
- * ggc.h (ggc_push_context): Fix comment.
- (ggc_pop_context): Likewise.
- (mark_string_if_gcable): Likewise.
- * ggc-common.c (ggc_mark_rtx_children): Use
- ggc_mark_string_if_gcable.
- * ggc-page.c (ggc_lookup_page_table): New function.
- (ggc_allocated_p): Likewise.
- (mark_obj): Fix formatting.
- (ggc_mark_string_if_gcable): New function.
- * ggc-simple.c (ggc_allocated_strings): New variable.
- (ggc_strings_used): Likewise.
- (ggc_compare_addresses): New function.
- (ggc_pop_context): Pop the `any' memory too.
- (ggc_mark_string_if_gcable): New function.
- (ggc_collect): Initialize and tear down ggc_allocated_strings.
-
-Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
- (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
- * rs6000.c (expand_block_move): Match movstrsi_?reg register
- changes.
-
-Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
- (sched_reg_live_length, sched_reg_basic_block): Delete.
- (current_block_num, bb_live_regs, old_live_regs): Delete.
- (dead_notes, struct sometimes): Delete.
- (sched_note_set, birthing_insn_p): Delete.
- (adjust_priority): Gut useless reg lifetime code.
- (create_reg_dead_note, attach_deaths): Delete.
- (attach_deaths_insn, new_sometimes_live): Delete.
- (finish_sometimes_live): Delete.
- (find_pre_sched_live, find_post_sched_live): Delete.
- (update_reg_usage): Delete.
- (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
- (schedule_insns): Delete reg lifetime code.
- (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
- (unlink_other_notes): Adjust REG_NOTE commentary.
- (reemit_notes): Use REG_SAVE_NOTE.
- (schedule_block): Likewise.
- (schedule_region): Allocate bitmap of blocks in region. Use
- count_or_remove_death_notes. Use update_life_info.
-
- * rtl.h (REG_SAVE_NOTE): New.
- * rtl.c (reg_note_name): Update.
-
-Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
-
- * combine.c (refresh_blocks, need_refresh): New.
- (combine_instructions): Allocate refresh_blocks. Invoke
- update_life_info if needed.
- (distribute_notes): Mark refresh_blocks instead of installing
- USE insns.
- * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
- * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
-
- * Makefile.in (recog.o): Depend on basic-block.h.
-
-Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (add_to_sequence): Thinko last change: delete
- shadowing allow_const_int variable.
-
-Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
- __GNUC__ and __GNUC_MINOR__.
-
- * gansidecl.h: Likewise.
-
- * rtl.c: Likewise.
-
- * rtl.h: Likewise.
-
- * toplev.h: Likewise.
-
- * tree.c: Likewise.
-
- * tree.h: Likewise.
-
- * varray.c: Likewise.
-
- * varray.h: Likewise.
-
-Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
- use one before a jump table.
-
- * rtl.def (ADDRESS): Change documentation to match reality.
- * md.texi: Don't document it.
- * gmicro.md (load address pattern): Use 'p' constraint, delete use
- of ADDRESS rtx.
-
- * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
-
-Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (add_to_sequence): Move allow_const_int test outside
- known predicate block; default allow_const_int true.
- (debug_decision_list): New.
-
-Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
-
-Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
-
- * gcse.c (gcse_main): Avoid global optimizations if we have a
- large number of basic blocks and the ratio of edges to blocks
- is high.
- (delete_null_pointer_checks): Likewise.
-
-Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
-
- * c-common.c (check_format_info): Warn if format string isn't a
- string literal.
-
-Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
-
- * configure.in (arm*-*-*): Don't let autoconf remove brackets
- * configure: regenerate
-
-Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
- If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
- (peepholes): Re-enable.
-
-Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
-
- * Makefile.in (flow.o): Depend on TREE_H.
- * basic-block.h (REG_SET_EQUAL_P): New.
- (XOR_REG_SET): New.
- (n_edges): Declare.
- (free_regset_vector): Remove declaration.
- (flow_delete_insn_chain): Declare.
- (enum update_life_extent): New.
- (update_life_info, count_or_remove_death_notes): Declare.
- * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
- Verify register live at bb->global_live_at_start before adding USE.
- * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
- (CLEAN_ALLOCA): New.
- (n_edges): New.
- (PROP_*): New flags.
- (find_basic_blocks_1): Use alloc_EXPR_LIST.
- (clear_edges): Zero n_edges.
- (make_edge): Increment n_edges.
- (split_edge): Don't allocate bb->local_set. Increment n_edges.
- (flow_delete_insn_chain): Export.
- (delete_block): Decrement n_edges.
- (merge_blocks_nomove): Likewise.
- (life_analysis): Give life_analysis_1 PROP flags.
- (verify_wide_reg_1, verify_wide_reg): New.
- (verify_local_live_at_start): New.
- (update_life_info): Rewrite to call into propagate_block.
- (mark_reg): New.
- (mark_regs_live_at_end): After reload, if epilogue as rtl,
- always mark stack pointer. Conditionally mark PIC register.
- After reload, mark call-saved registers, return regsiters.
- (life_analysis_1): Accept PROP flags not remove_dead_code.
- Call mark_regs_live_at_end before zeroing regs_ever_live.
- Use calculate_global_regs_live. Copy global_live_at_end before
- calling final propagate_block. Zero reg_next_use on exit.
- (calculate_global_regs_live): New.
- (allocate_bb_life_data): Don't allocate bb->local_set.
- (init_regset_vector, free_regset_vector): Remove.
- (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
- Test flags before every operation. Warn if prologue/epilogue insn
- would have been deleted.
- (mark_set_regs, mark_set_1): Accept and use FLAGS.
- Use alloc_EXPR_LIST.
- (mark_used_regs): Accept and use FLAGS, not FINAL.
- Remove special handling for RETURN.
- (try_pre_increment): Use alloc_EXPR_LIST.
- (dump_flow_info): Dump n_edges.
- (unlink_insn_chain, split_hard_reg_notes): Remove.
- (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
- (find_insn_with_note, new_insn_dead_notes): Remove.
- (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
- (maybe_remove_dead_notes, prepend_reg_notes): Remove.
- (replace_insns): Remove.
- (count_or_remove_death_notes): New.
- (verify_flow_info): Abort on error after all checks.
- (remove_edge): Decrement n_edges.
- (remove_fake_edges): Tweak format.
- * haifa-sched.c (schedule_insns): Use split_all_insns.
- * output.h (update_life_info): Remove declaration.
- * recog.c (split_all_insns): From the corpse of split_block_insns,
- do the whole function block by block. Use update_life_info.
- (recog_last_allowed_insn): New.
- (recog_next_insn): Mind it.
- (peephole2_optimize): Set it. Walk backwards through blocks.
- Use update_life_info.
- * rtl.h (update_flow_info, replace_insns): Remove declarations.
- (split_all_insns): Declare.
- * toplev.c (rest_of_compilation): Thread prologue before flow2.
- Use split_all_insns.
-
- * i386.md (or -1 peep2s): Disable.
-
-Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
-
- * config/mips/mips.md (movstrsi+[123]) : Combine these into
- a single pattern. Scrap the 'd' versions as unnecessary.
-
- * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
- tablejump_mips162,tablejump_internal4): The operands to a
- label_ref must be VOIDmode.
-
-Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
-
-Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
-
- * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
-
-Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
-
- * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
- cache every function if ggc_p.
-
-Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
- instead of copy_rtx. Accept sequences that contain asm statements.
- * emit-rtl.c (copy_insn_1, copy_insn): New functions.
- (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
- orig_asm_operands_vector, copy_asm_operands_vector,
- orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
- variables.
- * rtl.h (copy_insn, copy_insn_1): Declare.
-
-Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
-
- * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
- arguments to `current_file_function_operand'.
-
- * genrecog.c: Include hard-reg-set.h and resource.h in the
- generated output file.
-
- * real.c: Include tm_p.h.
-
-Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * i386.md (prologue_allocate_stack): Add '=' constraint letter on
- output operand.
-
-Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
-
- * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
- before the fctiwz insn.
-
-Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
- Mark Mitchell <mark@codesourcery.com>
-
- * tree.c (make_lang_type_fn): New function pointer.
- (make_lang_type): Call it.
- * tree.h (make_lang_type): Declare.
- (make_lang_type_fn): Likewise.
- * rs6000.c (rs6000_build_va_list): Use make_lang_type.
-
-Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
-
- * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
- make sure that HIGH instructions are copied into BASE_REGS.
-
-Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
-
-Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
-
- * c-decl.c (finish_struct): Use simpler method of
- removing elements of a singly-linked list.
-
-Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
-
- * alpha.md (peephole2's): Comment out peephole2's that generate
- buggy code.
-
-Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (add_to_sequence): Disable mode check for
- wildcard matches.
-
-Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * ggc-simple.c (init_ggc): Set empty_string.
-
-Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
-
- * configure.in: Detect mmap. Add --with-gc=foo to select
- garbage collector; default to page if mmap available.
- * Makefile.in (GGC): Substitute.
-
-Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
-
- * c-decl.c (ggc_p): Enable.
-
-Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * flow.c (verify_flow_info): Make it extern & unconditionally define.
-
-1999-10-06 Brendan Kehoe <brendan@cygnus.com>
-
- * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
- string for little-endian-data.
-
-Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
-
- * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
- case somebody tries to compile --enable-checking code with gcc
- 1.34 or such.
-
-Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (add_to_sequence): Verify operand to label_ref is
- VOIDmode.
-
-Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
-
- * genconfig.c (main): Disable HAVE_conditional_arithmetic.
- * jump.c (jump_optimize_1): Document why.
-
-Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * collect2.c (scan_prog_file, scan_libraries): Prototype function
- pointers and casts for `int_handler' and `quit_handler'.
-
- * flow.c (verify_flow_info, split_hard_reg_notes,
- find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
- remove_edge, remove_fake_successors): Add static prototypes.
- (verify_flow_info): Wrap with macro ENABLE_CHECKING.
- (mark_set_1): Initialize variable `regno'.
- (unlink_insn_chain): Likewise for variable `curr'.
- (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
-
- * loop.c (strength_reduce): Initialize variable
- `unrolled_insn_copies'.
- (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
- prototypes. Change these functions to take const PTR parameters
- to avoid prototype conflict when used as the comparson argument
- for qsort.
- (check_dbra_loop): Initialize variable `comparison_val'.
-
- * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
- (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
- (find_valid_class): Initialize variable `best_class'.
- (find_reloads): Call memcpy, not bcopy.
-
- * reload1.c (gen_mode_int, dump_needs): Add prototypes.
- (hard_reg_use_compare): Don't needlessly cast away const.
- (reload_reg_class_lower): Likewise.
- (choose_reload_regs): Initialize variable `regno'.
-
-Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
-
- * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
-
-Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
-
- * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
- ({,d}discard): Add forward declarations. Declare parameter as
- unused.
- (main_without_main): Explicitly declare return type to be int.
- (memcpy): Properly declare.
-
- * libgcc2.c (toplevel): If inhibit_libc is defined and not
- building the trampoline support, declare malloc, free, and
- atexit.
- (__clear_cache): Mark arguments as potentially unused.
-
- * frame.c (toplevel): If inhibit_libc is defined, declare
- malloc and free.
-
-Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
-
- * flow.c (make_edge): Accept an optional 2D bitmap in which
- to cache edge existence. Update all callers.
- (make_label_edge, make_eh_edge): Pass through the edge cache.
- (make_edges): Provide the cache.
-
-Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
- a char*.
- (local_mbtowc): Change the type of variable `i' from int to size_t.
-
- * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
- (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
-
-Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
-
- * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
- after other includes that define the appropriate types. Include
- tm_p.h for getting user prototypes.
- * ggc-callbacks.c (toplevel): Ditto.
- * ggc-none.c (toplevel): Ditto.
- * gcc-page.c (toplevel): Ditto.
- * ggc-simple.c (toplevel): Ditto.
-
-Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
- Jonathan Larmour <jlarmour@cygnus.co.uk>
-
- * config/mips/mips.c (mips_move_2words): Split doubles if
- ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
-
-Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
-
- * genrecog.c (struct decision_test): New.
- (struct decision): Remove test-related members, sort the rest by size.
- (IS_SPLIT): Simplify.
- (new_decision, new_decision_test): New.
- (add_to_sequence): Use them. No special handling for args of
- non-MATCH codes.
- (maybe_both_true): Renamed from not_both_true; return sense changed.
- (maybe_both_true_1, maybe_both_true_2): New. Broken out
- of maybe_both_true and adjusted for decision_test.
- (position_merit): Remove.
- (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
- (merge_accept_insn): New, broken out of merge_trees.
- (merge_trees): Use them. No special case for c_test; no node
- splitting; use test type instead of position_merit.
- (factor_tests): New.
- (simplify_tests): New.
- (break_out_subroutines): Don't write code now.
- (find_afterward): New.
- (write_afterward, write_switch, write_cond): New.
- (write_action, is_unconditional): New.
- (write_node): New. Use them.
- (write_tree_1): Rewrite. Use the new functions above.
- (write_tree): Remove afterward processing.
- (write_subroutine): Simplify function variant emission.
- (write_subroutines): New.
- (same_codes, clear_codes): Remove.
- (same_modes, clear_modes): Remove.
- (write_header): New, broken out of main.
- (make_insn_sequence): Use new_decision and new_decision_test.
- (process_tree): New, broken out of main.
- (main): Adjust for merge_trees interface change.
- Don't #define operands in the output file.
- (record_insn_name): New, broken out of make_insn_sequence.
- (debug_decision_2, debug_decision_1, debug_decision_0): New.
- (debug_decision): New.
-
-1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
-
- * resource.c (find_free_register): Mark class_str argument const.
- * resource.h: Update prototype to match.
-
- * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
- * i386.md: Give all anonymous insns names.
-
-Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
- blocks.
-
-Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
-
- * toplev.c (dbr_sched_time): Unconditional.
- (peephole2_time): New.
- (compile_file): Add pass numbers to all of the dump file suffixes.
- Dump peephole2_time. Don't dump times for non-applicable passes.
- (rest_of_compilation): Add pass numbers to dump file suffixes.
- Conditionalize calls to the scheduler.
- * invoke.texi: Update.
-
-Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
-
- * flow.c (make_edges): Fix insn iteration.
- (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
- (find_basic_blocks_1): Fix spelling mistake.
-
-Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
-
- * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
- always have side-effects. Use memset not bzero.
- (make_node): Likewise.
-
-Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
-
- * stmt.c (expand_anon_union_decl): When any of the elements of the
- union is addressable, so is the entire union.
-
-Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
-
- * sbitmap.c (sbitmap_ones): Don't set too many bits.
-
- * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
- * bitmap.c (bitmap_operation): Return true iff TO changed.
- (bitmap_equal_p): New.
- (bitmap_bit_p): Tidy arithmetic.
- (debug_bitmap_file): Likewise.
-
-Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
-
- * toplev.c (rest_of_compilation): Turn on cse_not_expected
- before cse2 instead of after.
-
-Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
-
- * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
- register offsets.
-
-Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * cppinit.c (is_idchar initializer): Loosen tests to accept
- gcc 2.>6 and >2.
-
-Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
-
- * mips.md: Define conditional move patterns for floating point
- operands and DI mode conditions.
-
-Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
-
- * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
- always have side-effects.
-
-Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
-
- * mn10200.c (asm_file_start): Fix typo.
-
- * cppinit.c (is_idchar initializer): Tighten tests for when
- to put the table into initialized memory.
-
- * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
- not an array of rtunion.
- * gcc-page.c (ggc_alloc_rtvec): Similarly.
- * gcc-simple (ggc_free_rtvec): Similarly.
-
- * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
- of rtunions.
-
- * mbchar.h: Add missing #endif.
-
- * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
- (FPBIT, DPBIT): Define.
-
-Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * print-tree.c (print_node, indent_to): Remove redundant prototypes.
-
- * profile.c (instrument_arcs, output_gcov_string,
- tablejump_entry_p): Add static prototypes.
- (output_gcov_string): Constify a char*.
-
- * regmove.c (replacement_quality, fixup_match_2): Add static
- prototypes.
-
- * resource.h (reg_dead_p): Add extern prototype.
-
- * rtl.c (trim_filename): Add static prototype.
-
- * scan-decls.c (skip_to_closing_brace): Likewise.
-
- * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
- (expand_end_case): Initialize variable `range'.
- (emit_case_nodes): Remove unused prototype `rtx_fn'.
-
- * varasm.c (asm_emit_uninitialised): Add static prototype.
- (asm_emit_uninitialised, assemble_variable): Mark parameter with
- ATTRIBUTE_UNUSED.
-
-Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * cpplib.c (if_directive_nameo): Add static prototype.
-
- * cse.c (cse_insn): Remove unused variable `p'.
-
- * except.c (create_rethrow_ref, push_entry,
- receive_exception_label, new_eh_region_entry, find_func_region,
- clear_function_eh_region, process_nestinfo): Add static prototypes.
- (get_reg_for_handler): Hide definition.
- (process_nestinfo): Initialize variable `extra_handlers'.
-
- * expr.h (expand_builtin_longjmp): Add extern prototype.
-
- * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
-
- * function.c (prepare_function_start): Likewise.
- (pop_function_context_from): Mark parameter `context' with
- ATTRIBUTE_UNUSED.
- (push_temp_slots_for_block, flush_addressof): Hide definition.
-
- * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
- solve_program_flow_graph, calculate_branch_probs,
- function_summary, main, fancy_abort): Add prototypes.
-
- * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
- (add_hash): Constify a char*.
-
- * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
- ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
- ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
-
- * integrate.c (expand_inline_function_eh_labelmap): Likewise.
-
- * lists.c (free_list, zap_lists): Likewise.
-
-Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * alias.c (nonlocal_reference_p): Add static prototype.
-
- * bitmap.c (bitmap_element_allocate): Prototype args in function
- pointer cast.
-
- * builtins.c (stabilize_va_list): Add static prototype.
- (expand_builtin_va_arg): Constify a char*.
-
- * c-lex.c (getch, put_back, extend_token_buffer_to,
- read_line_number, token_getch, token_put_back): Add static
- prototypes.
-
- * c-parse.gperf (hash, is_reserved_word): Likewise.
-
- * cccp.c (is_dir_separator): Likewise.
-
-Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * graph.h: New file to prototype functions exported by graph.c.
-
- * Makefile.in (graph.o, toplev.o): Depend on graph.h.
-
- * graph.c: Include graph.h.
-
- * toplev.c: Likewise. Remove redundant prototypes.
-
-Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
-
- * invoke.texi: Removed duplicated description for -Q.
-
-Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
-
- * extend.texi: Grammar fix in __extension__ text.
-
-Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
-
- * md.texi (define_peephole2): New section.
-
-Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
- (mov $-1 to or peepholer): Enable for pentium when optimizing for
- speed.
-
-Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
-
-Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (ffs expander): Emit Pentium friendly code for
- TARGET_PENTIUM.
-
-Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
- for non-trees.
- (build1): Likewise.
-
-Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
-
-Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
-
- * config/m68k/m68k.c (use_return_insn): Return false if the pic
- register is in use.
-
-Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * md.texi (No Constraints): Delete section.
- * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
- * final.c (final_scan_insn): We always have register constraints.
- * genattrtab.c: Don't include "insn-config.h".
- (write_attr_case): We always have register constraints.
- * genconfig.c (register_constraint_flag): Delete.
- (walk_insn_part): Don't check whether we have register constraints.
- (main): Don't write out "#define REGISTER_CONSTRAINTS".
- * genoutput.c (have_constraints): Delete.
- (main): Don't set it.
- (output_operand_data): We always have constraints.
- (scan_operands): Likewise.
- (compare_operands): Likewise.
- * local-alloc.c (block_alloc): We always have constraints.
- (requires_inout): Always compile this function.
- * recog.c (extract_insn): We always have constraints.
- (constrain_operands, reg_fits_class_p): Always compile these
- functions.
- * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
- fields.
- (struct insn_operand_data): Likewise.
- * regclass.c (regclass): We always have constraints.
- (record_reg_classes, copy_cost, record_address_regs,
- auto_inc_dec_reg_p): Always compile these functions.
- * regmove.c (regmove_optimize): We always have constraints.
- * reload.c (find_reloads): Likewise.
- * reload1.c (reload): Likewise.
- (reload_cse_simplify_operands): Likewise.
- * i860.c (output_delay_insn): Likewise.
-
-Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * iris6.h (BUILD_VA_LIST_TYPE): Define.
-
-Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
- for the va_list record.
-
-Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
- prologues.
-
-Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * alias.c: Include insn-flags.h.
- * Makefile.in (alias.o): Update.
-
-Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
- to LTU and GEU. Handle more cases using sbb.
-
-Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * i386.md (truncatexfdf splitters): Do not use subreg.
- (fop XFmode patterns): Fix mode in operand testing.
-
-Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
-
- * jump.c (jump_optimize_1): Amend last change to test only the
- form of the operand, not the insn.
-
- * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
- not register_operand to determine when B may need preloading.
-
-Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
- (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
- (call-value patterns): Move to end of file.
- (*): Remove mode from label_ref in (pc) context.
- (movstrqi): Use memory not general_operand for BLKmode operands.
- (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
- to register_operand operands.
- (peep2 patterns): Convert from commented-out peephole patterns.
-
-Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
- to BUILT_IN_INIT_DWARF_REG_SIZES.
- * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
- Renamed from BUILT_IN_DWARF_REG_SIZE; call
- expand_builtin_init_dwarf_reg_sizes.
- * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
- with __builtin_init_dwarf_reg_size_table.
- * dwarf2out.c (struct reg_size_range): Delete.
- (expand_builtin_init_dwarf_reg_sizes): New function.
- (expand_builtin_dwarf_reg_size): Delete.
- * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
- (expand_builtin_dwarf_reg_size): Don't declare.
- * libgcc2.c (dwarf_reg_size_table_initialized): New.
- (dwarf_reg_size_table): New.
- (init_reg_size_table): New function.
- (copy_reg): Use dwarf_reg_size_table.
- (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
- before use.
-
-Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
-
- * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
- Correctly build argument list to constructor and destructor functions.
-
-Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
-
- * c-tree.h (warn_float_equal): Declare.
- * c-decl.c (warn_float_equal): Define.
- (c_decode_option): Recognize -W[no-]float-equal.
- * c-typeck.c (build_binary_op): Conditionally warn
- about equality tests of floating point types.
- * toplev.c (documented_lan_options): Add -W[no-]float-equal.
- * invoke.texi: Add docs for -Wfloat-equal warning.
-
-Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
-
- * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
- generating RTL directly.
- * mips.h (INIT_TARGET_OPTABS): Likewise.
- * mn10200.h (INIT_TARGET_OPTABS): Likewise.
-
- * expr.h (init_mov_optab): Delete declaration
-
- * h8300.c (WORD_REG_USED): Update to avoid useless register
- saves in interrupt functions and functions which never return.
-
- * cse.c (struct set): Delete inner_dest_loc field.
- (cse_insn): Remove assignments to inner_dest_loc field.
-
-Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
-
- * ggc-page.c: Don't include <unistd.h> etc taken care of
- by "system.h". Include <sys/mman.h> afterward.
-
-Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
-
- * rs6000.c (rs6000_encode_section_info): If ggc_p, use
- ggc_alloc_string.
-
-Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
-
- * xcoffout.c (xcoffout_declare_function): Add documentation.
- * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
- TARGET_64BIT. Compare constant to -1, not bit pattern.
- (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
- (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
- gen_movsi typos.
-
-Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
-
- * dwarf2out.c (add_abstract_origin_attribute): Abort if
- origin_die is NULL.
- (gen_inlined_enumeration_type_die): Do not abort if the type has
- not been writeen out.
- (gen_inlined_structure_type_die): Do not abort if the type has
- not been writeen out.
- (gen_inlined_union_type_die): Do not abort if the type has
- not been writeen out.
- (gen_tagged_type_instantiation_die): Do not abort if the type
- has not been written out.
-
-Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
- call it.
- * reg-stack.c (straighten_stack): Copy hard reg set with
- COPY_HARD_REG_SET.
-
-Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
-
- * builtins.c (stabilize_va_list): Stabilize array type va_list
- to a pointer type, not the base record type.
- (expand_builtin_va_copy): Dereference the pointers explicitly;
- use the correct size for the copy.
-
- * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
- (rs6000_va_arg): Likewise.
-
-Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
-
- * rtl.h (struct rtx_def): Move gc_mark to align mode field.
-
-Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
-
- * tree.h (struct tree_decl): Use `bclass', not `class', in name of
- field.
- (DECL_BUILT_IN_CLASS): Adjust accordingly.
-
-Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
-
- * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
- (init_ggc): Use it instead of a constant.
- (ggc_collect): Bound allocated_last_gc by it.
-
-Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
-
- * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
- with va_list.
-
-Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
-
- * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
- (mips*-*-openbsd*): Let big endian configuration be a fragment.
- * configure: Regen.
- * config/mips/openbsd.h: New, OpenBSD little endian target.
- * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
- * config/mips/xm-openbsd.h: New, OpenBSD host.
-
-Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
-
- * config/m68k/m68k.c (output_function_prologue,
- output_function_epilogue): Use
- current_function_uses_pic_offset_table instead of regs_ever_live
- to decide whether to save/restore pic register.
- (legitimize_pic_address): Don't modify regs_ever_live any more.
-
-Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
-
- * function.h (struct function): Add x_dont_save_pending_sizes_p.
- * stor-layout.c (variable_size): Don't add sizes to the pending
- sizes list if x_dont_save_pending_sizes_p is set.
-
-Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
-
- * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
- for symbolic_operand().
- * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
-
-Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * combine.c (gen_rtx_combine): Add missing call to va_end().
-
- * final.c (asm_fprintf): Likewise.
-
- * genattrtab.c (attr_rtx): Likewise.
-
-Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
-
- * cse.c: Update comments.
- (cse_insn): When converting a conditional/computed jump into
- an unconditional jump, always make sure a BARRIER immediately
- follows the converted jump. Do not delete unreachable code.
- (cse_basic_block): Do not delete unreachable code.
- * toplev.c (rest_of_compilation): Move call to
- delete_trivially_dead_insns after the conditional call to
- jump_optimize.
-
-Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * collect2.c (make_temp_file): Don't prototype.
-
- * gcc.c (make_temp_file): Likewise.
-
- * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
-
-Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
-
- * varasm.c (asm_emit_uninitialised): New function: Generate
- the assembler statements necessary to declare an uninitialised
- variable.
- (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
- variable.
- (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
- (ASM_EMIT_COMMON): New macro: Emit an entry in the common
- section.
- (assemble_variable): Use asm_emit_uninitialised to emit an
- uninitialised variable.
-
-Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
-
- * combine.c (simplify_comparison): Cope with downshifting a 32 bit
- constant on a 64 bit host. Patch supplied by Geoffrey Keating
- <geoffk@cygnus.com>.
-
-Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
- * c-common.h (builtin_function): Don't declare.
-
- * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
- DECL_BUILT_IN.
- (pushdecl): Likewise.
- (finish_decl): Likewise.
- (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
- int. All callers changed.
- Set the builtin's DECL_BUILT_IN_CLASS.
- * tree.h (enum built_in_class): New.
- (enum built_in_function): Delete NOT_BUILT_IN.
- (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
- in a union.
- (DECL_SET_FUNCTION_CODE): Likewise.
- (DECL_BUILT_IN_CLASS): New macro.
- (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
- (struct tree_decl): Split builtin function code field into a
- struct.
- (builtin_function): Declare.
-
-Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
-
- * optabs.c (init_traps): Fix typo in last change.
-
-Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
-
- * toplev.c (rest_of_decl_compilation): Update comment.
-
-Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
- in .sbss if appropriate.
- (EXTRA_SECTION_FUNCTIONS): Add sbss.
- (SBSS_SECTION_ASM_OP): New macro.
- * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
- (EXTRA_SECTIONS): Add in_sbss.
- * config/mips/mips.h: Prototype sbss_section.
-
-Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
-
- * stmt.c (expand_start_bindings): Don't allow cleanup instructions
- to disappear.
-
-Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
-
- * optabs.c (init_traps): Register trap_rtx as a GC root.
-
-Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * config/mips/mips.c (function_arg_pass_by_reference): Define
- unconditionally, since it's called unconditionally.
-
-Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (documented_lang_options): Add -fshort-wchar.
- * c-decl.c (c_decode_option): Likewise.
- (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
- for wchar_t.
- * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
- * gcc.c (default_compilers): If -fshort-wchar,
- override __WCHAR_TYPE__.
- * tm.texi (C Dialect Options): Add -fshort-wchar.
-
- * dwarf2out.c (output_aranges): Use DW_AT_location to find the
- symbol for a variable.
-
- * cpplib.h (CPP_PREPROCESSED): New macro.
- * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
- we're seeing this input for a second time.
-
-Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
-
- * emit-rtl.c (init_emit_once): Initialize modes first.
-
-Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
-
- * config/i386/i386.c (pic_label_name): Change to char pointer.
- (global_offset_table): New variable.
- (load_pic_register): Fill global_offset_table if it hasn't
- already been done. Allocate pic_label_name dynamically.
- * ggc.h (empty_string): New variable.
- * ggc-simple.c (empty_string): Likewise.
- (init_ggc): Allocate empty_string and add as root.
- * stmt.c (digit_strings): New variable.
- (init_stmt): Add last_block_end_note as root. Allocate and
- initialize digit_strings.
- (expand_asm_operands): Use empty_string instead of string
- constant. Use digit_strings instead of string constants.
- * profile.c (init_arc_profiler): Allocate string with
- ggc_alloc_string instead of xmalloc.
- (output_func_start_profiler): Likewise.
- * c-typeck.c (digest_init): Check if init is error_mark_node.
-
-Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
- Richard Henderson <rth@cygnus.com>
-
- * ggc-page.c: New file.
- * Makefile.in (ggc-page.o): New.
-
-Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
-
- * invoke.texi: Document -fdelete-null-pointer-checks
- * toplev.c (flag_delete_null_pointer_checks): New.
- (f_options): Add entry for -fdelete-null-pointer-checks.
- (rest_of_compilation): Conditionalize null pointer check
- elimination on flag_delete_null_pointer_checks.
- (main): If -O2 or greater, enable -fdelete-null-pointer-checks
-
-1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
-
- * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
- copyright notice and special exception to GPL.
-
-Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * abi64.h (mips_function_value): Add prototype arguments.
-
- * mips-protos.h: New file with mips prototypes.
-
- * mips.c: Include "tm_p.h".
- (mktemp, lookup_name): Add prototype arguments.
- (extern_list, string_constant, mips_fill_delay_slot,
- mips_output_external, mips_output_external_libcall,
- mips_output_filename, mips_declare_object, function_prologue,
- mips_expand_prologue, function_epilogue, mips16_constant,
- build_mips16_function_stub, mips_output_conditional_branch):
- Constify a char*.
- (mips_va_start): Remove unused variable `u'.
- (mips_va_arg): Cast value to unsigned when comparing against one.
- (trace): Delete.
- (save_restore_insns, mips_expand_prologue): Add missing arg in
- call to `large_int'.
-
- * mips.h: Move prototypes to mips-protos.h.
- (data_section, memory_address_p, rdata_section,
- readonly_data_section, simple_epilogue_p, text_section): Delete
- prototypes delcared elsewhere.
- (mips_epilogue_delay_slots, print_options): Delete unused decls.
- (trace): Delete.
- (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
-
- * mips.md: Delete extra args in call to `mips_move_2words'.
-
- * xm-iris6.h (alloca): Add prototype argument.
-
- * genpeep.c: Include "tm_p.h" in generated output file.
-
-Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * basic-block.h (find_edge_index): Change parameters.
- * flow.c (verify_edge_list): Pass basic_block parameters to
- find_edge_index instead of integers.
-
-Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
-
- * combine.c (simplify_comparison): Use an unsigned shift to adjust
- the constant.
-
-Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
-
- * gcc.1: Fix a formatting error.
-
-Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
-
- * install.texi (Configurations): Remove pyramid. Add fr30, i686,
- i786, mn10200, mn10300, pdp11, v850.
-
-Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
-
- * libgcc2.c (num_digits): Add prototype with
- __attribute__((const)).
- (__terminate): Add prototype.
-
-Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
-
- * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
-
- * alpha/alpha.c (print_operand): Fix type of `code'.
- (alpha_output_filename): Constify.
- * alpha/alpha.h: Move all function declarations ...
- * alpha/alpha-protos.h: ... here. New file.
- * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
- (SECTION_FUNCTION_TEMPLATE): Likewise.
-
-Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
- * expr.c (expand_expr): Likewise.
- (do_jump): Likewise.
- (do_store_flag): Pass ccp_store_flag to can_compare_p.
- * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
- accessor macros.
- (enum can_compare_purpose): New.
- (can_compare_p): Adjust prototype.
- (prepare_cmp_insn, prepare_operand): Declare.
- * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
- * optabs.c (cmp_available_p): Deleted.
- (expand_abs): Pass ccp_jump to can_compare_p.
- (can_compare_p): New arg PURPOSE. Check for combined optabs.
- (prepare_cmp_insn): No longer static. Add arg PURPOSE.
- Call can_compare_p rather than cmp_available_p.
- (prepare_operand): No longer static.
- (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
- (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
- (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
- sequence to use emit_cmp_and_jump_insns.
- (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
-
-Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
-
- * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
- register offsets; let LEGITIMIZE_ADDRESS load it into a register.
- (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
- (plus (reg) (const_int 0))
- * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
-
-Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.c (expand_block_move): DImode loads and stores require
- word-aligned displacements. Increment address registers with
- adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
-
-Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
-
- * dwarf2out.c (base_type_die): Use the name __unknown__ if there
- is no name for the base type, rather than segfault. If we are
- writing out a complex integer type, use DW_ATE_lo_user.
-
- * expr.c (emit_move_insn_1): If we are copying a complex that fits
- in one word or less (complex char, complex short, or on 64 bit
- systems complex float) to/from a hard register, copy it through
- memory instead of dying in gen_{real,imag}part. If we have a
- short complex type, prevent inlining since it allocates stack
- memory.
-
- * tree.c (build_complex_type): If we are writing dwarf2 output,
- generate a name for complex integer types.
-
-Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
- * flow.c (remove_edge): Remove extra whitespace.
- (remove_fake_edges): Fix comment.
- (add_noreturn_fake_exit_edges): Use the correct name.
-
-Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
-
- * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
- (mostlyclean): Depend on INTL_MOSTLYCLEAN.
- (clean): Depend on INTL_CLEAN.
- (maintainer-clean): Adjust.
-
-Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * configure.in (AC_PREREQ): Bump to 2.13.
- (AC_C_STRINGIZE): Call this instead of using a custom macro.
-
- * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
-
- * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
-
- * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
-
- * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
- (HAVE_STRINGIZE): Define.
-
-Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
-
- * c-parse.in: save and restore warn_pointer_arith on __extension__
- along with pedantic.
- (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
- Set the type of extension to itype rather than $<itype>1 kludge.
- * extend.texi (Alternate Keywords): Adjust documentation.
- * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
-
-Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c, pa.h, pa.md: Support multiple assembler dialects in
- most assembler templates.
-
- * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
- FP loads and stores.
- (following_call): Always return zero for the PA8000.
- * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
- FP loads and stores.
- (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
-
- * pa.h (BRANCH_COST): Define.
-
- * pa.md (return, return_internal): Use bve for PA2.0.
-
- * pa.md (fused multiply): Add variants which reduce height for the
- fused multiply, but which still generate 2 insns.
- (fnegabs): Similarly.
-
- * pa.md (subsi3): Turn into an expander. Create two anonymous
- patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
- * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
-
- * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
- for TARGET_PA_20.
- (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
- code generation.
- (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
- (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
-
- * regclass.c (init_regs): Add "top_of_stack" as a garbage
- collection root.
-
- * flow.c (record_active_eh_regions): Terminate loop after finding
- the last insn in the last basic block.
-
-Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md: Delete parallel instruction peepholes.
-
-Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
-
-Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
- splitting to not use output template.
-
-Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
- * config/c4x/c4x.c (c4x_va_start): New function.
-
-Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * genrecog.c (not_both_true): Handle correctly cases when called for
- tests with different positions in the insn.
-
-Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * machmode.h (HOST_PTR_PRINTF): Move from here ...
-
- * system.h (HOST_PTR_PRINTF): ... to here.
-
- * mips-tfile.c: Don't include machmode.h.
-
- * Makefile.in (MACHMODE_H): New variable. Update to use it.
- (mips-tfile.o): Don't depend on machmode.h.
-
-Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * haifa-sched.c (sched_analyze): Rename local variable `region' to
- avoid conflicts with typedef struct `region' at the top level scope.
-
-Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
-
- * basic-block.h (basic_block): Add eh_beg, eh_end.
- * flow.c (entry_exit_blocks): Update.
- (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
- Call new functions.
- (find_basic_blocks_1): Don't record eh_list at each bb. Use
- lists.c functions to allocate insn lists.
- (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
- edge creation ...
- (make_eh_edge): ... here. New.
- (move_stray_eh_region_notes): New.
- (record_active_eh_regions): New.
- (delete_unreachable_blocks): Split out block merging ...
- (try_merge_blocks): ... here. New.
- (merge_blocks_move_predecessor_nojumps): Remove edge arg.
- Dump debugging data.
- (merge_blocks_move_successor_nojumps): Likewise.
- (merge_blocks): Use eh_beg+eh_end to validate block movement.
-
-Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
-
- * extend.texi (Bound member functions): Document unbound pmf
- conversion.
-
-Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * flow.c (split_edge): Handle insertion on a fallthrough edge which
- has the EXIT_BLOCK as a dest.
-
-Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * flow.c (remove_edge): New function to remove an edge from the
- flow graph.
- (remove_fake_successors): New function to remove fake successor edges.
- (remove_fake_edges): New function to remove all fake edges from the
- flow graph.
- (add_fake_exit_edges): New function to add fake edges from all blocks
- with no successors to the exit block.
- * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
- prototypes for new functions.
-
-Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
- Use Pmode to determine whether to output .dword or .word.
-
-Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
-
- * tree.c (built_in_filename): New variable.
- (BUILT_IN_FILENAME): New macro.
- (init_tree_codes): Allocate built_in_filename.
- (make_node): Use built_in_filename instead of string constant.
-
-Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
-
- * configure.in: Add fr30 target.
- * configure: Regenerate.
- * config/fr30: New directory.
- * config/fr30/crti.asm: New file.
- * config/fr30/fr30.c: New file.
- * config/fr30/crtn.asm: New file.
- * config/fr30/fr30.h: New file.
- * config/fr30/fr30.md: New file.
- * config/fr30/lib1funcs.asm: New file.
- * config/fr30/t-fr30: New file.
- * config/fr30/xm-fr30.h: New file.
-
-Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (merge_blocks_move_successor_nojumps): Delete the
- BARRIER at the end of the successor, not the BARRIER before
- the successor.
-
- * pa.c (pa_add_gc_roots): Fix thinko in last change.
-
-Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
-
- * stmt.c (any_pending_cleanups): Don't crash when
- current_function->stmt is unset.
-
-Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
- other initializations that may use it for relative offsets.
-
-Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
- (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
- * config/i386/sol2dbg.h: Removed.
- * config/i386/sol2gas.h: New file, to enable gas work-around.
- * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
- Don't use sol2dbg.h.
- * configure: Rebuilt.
-
-Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
-
- * invoke.texi (-fthis-is-variable): Remove documentation.
-
-Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
-
- * basic-block.h (compute_bb_for_insn): Declare.
- * flow.c (compute_bb_for_insn): Export. Don't accept the varray
- to use; set size of basic_block_for_insn directly.
- (find_basic_blocks): Update.
-
-Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
-
-Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * crtstuff.c (ON_EXIT): Delete empty macro definition.
- (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
-
-Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
-
- * c-decl.c (c_decode_option): Extend comment.
-
-Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
-
- * toplev.c (progname): Make 'const char *'
- (flag_print_mem): Move out of main.
- (version_flag): Move out of main.
- (filename): Move out of main.
- (debug_args): Remove g prefix from options.
- (documented_lang_options): Remove cpplib specific options.
- (display_help): Add g prefix to debug options.
- (check_lang_option): Delete this function.
- (decode_d_option): New function: Decode -d... option.
- (decode_f_option): New function: Decode -f... option.
- (decode_W_option): New function: Decode -W... option.
- (decode_g_option): New function: Decode -g... option.
- (independent_decode_option): New function: Decode a language
- independent command line option.
- (main): Invoke lang_decode_option and then
- independent_decode_option on each command line option in
- turn.
-
-Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
-
- Revert this change. Gavin's patch to operand_equal_p is a better fix.
- * fold-const.c (fold_range_test): Do not try to fold the range
- test if the rhs or lhs has side effects.
-
- * basic-block.h (compute_flow_dominators): Declare.
-
- * gcse.c (alloc_code_hoist_mem): New function.
- (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
- (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
- (hoist_code, one_code_hoisting_pass): Likewise.
- (gcse_main): If optimizing for size, then hoist expressions
- computed in multiple dominated basic blocks.
-
- * gcse.c (invalid_nonnull_info): New function.
- (delete_null_pointer_checks): Likewise.
- * rtl.h (delete_null_pointer_checks): Declare.
- * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
-
- * flow.c (merge_blocks_move_predecessor_nojumps): New function.
- (merge-blocks_move_successor_nojumps): Likewise.
- (merge_blocks): Allow merging of some blocks, even if it requires
- physical movement of the blocks, but not if it requires new jumps.
-
- * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
- Callers and prototype changed.
- * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
-
-Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
- -YP when both -p and -pg are present. From i386/sol2.h.
-
-Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * Makefile.in (distclean): Delete tm_p.h.
- * configure.in: Create a new file, "tm_p.h", from a list in
- "tm_p_file". For ix86 systems, set up "tm_p_file" to include
- "i386/i386-protos.h".
-
- * alias.c: Include "tm_p.h".
- * c-typeck.c: Likewise.
- * calls.c: Likewise.
- * cse.c: Likewise.
- * emit-rtl.c: Likewise.
- * explow.c: Likewise.
- * expmed.c: Likewise.
- * expr.c: Likewise.
- * final.c: Likewise.
- * flow.c: Likewise.
- * fold-const.c: Likewise.
- * function.c: Likewise.
- * gcse.c: Likewise.
- * global.c: Likewise.
- * haifa-sched.c: Likewise.
- * integrate.c: Likewise.
- * jump.c: Likewise.
- * local-alloc.c: Likewise.
- * loop.c: Likewise.
- * optabs.c: Likewise.
- * recog.c: Likewise.
- * reg-stack.c: Likewise.
- * regclass.c: Likewise.
- * regmove.c: Likewise.
- * reload.c: Likewise.
- * reload1.c: Likewise.
- * reorg.c: Likewise.
- * resource.c: Likewise.
- * stmt.c: Likewise.
- * stor-layout.c: Likewise.
- * toplev.c: Likewise.
- * tree.c: Likewise.
- * unroll.c: Likewise.
- * genattrtab.c (main): Make generated file include "tm_p.h".
- * genemit.c (main): Likewise.
- * genoutput.c (main): Likewise.
- * genrecog.c (main): Likewise.
-
- * i386.h: Delete all prototypes.
- * i386.c: Include "tm_p.h".
- (ix86_attr_length_default): Call constant_call_address_operand
- with correct number of arguments.
- * i386-protos.h: New file.
- * i386.md (unnamed patterns): Call constant_call_address_operand
- with correct number of arguments.
- (exception_receiver): Call load_pic_register with correct number
- of arguments.
-
-Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
-
- * c-pragma.c (mark_align_stack): Dereference the void* properly.
-
-Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
-
- * rtl.h (insns_safe_to_move_p): New function.
- * loop.c (find_and_verify_loops): Use it.
- * rtlanal.c (insns_safe_to_move_p): Define it.
-
-Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
-
- * c-pragma.c: Include ggc.h.
- * Makefile.in (c-pragma.o): Update.
-
-Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
- (LIB_SPEC): Likewise.
- (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
- Reindent -YP/-p/-pg.
- Copied from config/sparc/sol2.h.
-
-Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
-
- * c-pragma.c (mark_align_stack): New.
- (init_pragma): New.
- * c-pragma.h (init_pragma): Declare it.
- * c-lex.c (init_parse): Call it.
-
-Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * configure.in: Pick up thread library on Solaris/x86 just
- like on Solaris/sparc.
- * configure: Rebuilt.
-
-Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
-
- * rtl.h (global_rtx_index): New enum.
- (global_rtl): Change to array of rtx.
- (pc_rtx, cc0_rtx): Redefine accordingly.
- (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
- (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
- (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
- (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
- (const_int_rtx): Change to array of rtx.
- (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
- accordingly.
- * emit-rtl.c (global_rtl): Change to array of rtx.
- (const_int_rtx): Change to aray of rtx.
- (gen_rtx_CONST_INT): Redefine accordingly.
- (init_emit_once): Allocate and initialize global_rtl. Likewise
- for const_int_rtx. Add both as GC roots.
- * genattrtab.c (global_rtl): Update declaration.
-
-1999-09-17 Ulrich Drepper <drepper@cygnus.com>
-
- * Makefile (USER_H): Add iso646.h back.
-
-Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
-
- * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
- zapping the LOG_LINKS of sched_before_next_call.
-
- * pa.h (INSN_SETS_ARE_DELAYED): Delete.
- * pa.c (insn_refs_are_delayed): Renamed from
- insn_sets_and_refs_are_delayed.
-
-Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
-
- * functiion.h (struct function): Add x_whole_function_mode_p.
- (retrofit_block): Declare.
- * function.c (retrofit_block): New function.
- (identify_blocks): Add assertions. Allow an incomplete set of
- block notes if we're still generating code for the function.
- * integrate.c: Include loop.h.
- (expand_inline_function): Call find_loop_tree_blocks to map block
- notes to blocks when in whole-function mode. Use retrofit_block
- to insert new BLOCKs for the inlined function, rather than
- insert_block.
- * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
- * Makefile.in (integrate.o): Depend on loop.h.
-
-Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
-
- * tree.h (warn_about_unused_variables): Declare.
- * stmt.c (warn_about_unused_variables): New function, split out
- from ...
- (expand_end_bindings): Here.
-
-Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
-
- * stmt.c (preserve_subexpressions_p): Don't crash when
- current_function->stmt is unset.
-
-Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
-
- * stmt.c (expand_start_bindings): Allow callers to pass a flag
- indicating that no NOTE_INSN_BLOCK_BEG note is required.
- (expand_start_target_temps): Use it.
- * except.c (expand_eh_region_start_for_decl): Likewise.
- * expr.c (expand_expr): Likewise.
-
-Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * fold-const.c (operand_equal_p): Pay attention to side effects.
-
-Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
- * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
-
- * tlink.c (scan_linker_output): Look for keywords before accepting
- a mangled name in quotes.
-
-Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
- * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
-
-Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.md: Revert Thu Nov 26 change that came in through the
- last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
- Avoid earlyclobber when possible.
-
-Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * libgcc2.c (__do_global_ctors): Call atexit with one arg.
-
- * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
- Define HAVE_ON_EXIT.
-
-Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
- CTYPE_CONV in all ctype macros.
-
- * cccp.c (initialize_char_syntax): Use uppercase ctype macro
- from system.h.
-
- * cexp.y (initialize_random_junk): Likewise.
-
- * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
-
- * i370.c (handle_pragma): Likewise.
-
- * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
-
- * v850.c (override_options): Likewise.
-
- * doprint.c (_doprnt): Likewise.
-
- * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
- Likewise.
-
- * fixinc/server.c (load_data): Likewise.
-
- * fold-const.c (real_hex_to_f): Likewise.
-
- * genattr.c (write_upcase, gen_attr): Likewise.
-
- * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
- write_upcase): Likewise.
-
- * genemit.c (print_code): Likewise.
-
- * genopinit.c (gen_insn): Likewise.
-
- * genpeep.c (print_code): Likewise.
-
- * genrecog.c (print_code): Likewise.
-
- * optabs.c (init_libfuncs): Likewise.
-
-Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
-
- * haifa-sched.c (sched_analyze): Keep the list of notes organized
- in pairs.
- (reemit_notes): Likewise.
-
-Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
-
- * ggc.h (ggc_root): Move to ggc-common.c.
- (roots): Remove.
- (ggc_mark_rtx, ggc_mark_tree): Change to macro.
- (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
- (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
- (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
- * ggc-common.c (ggc_root): Move from ggc.h.
- (roots): Declare, static.
- (ggc_mark_rtx, ggc_mark_tree): Renamed to...
- (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
- null or check/set mark bit.
- (ggc_mark_roots): New.
- * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
-
-Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
-
- * m32r.c: Include toplev.h.
- (*): Add ATTRIBUTE_UNUSED as needed to arguments.
- (gen_compare): Rename swap_p to must_swap to match uses.
- Add default abort case.
- (m32r_output_function_epilogue): Remove unused variables.
- (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
- * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
- define to empty parameter list. Update all uses.
- (predicate decls): Use enum machine_mode not int.
- * m32r.md (movsi): Call abort, not fatal_insn.
- (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
-
-1999-09-14 Andrew Haley <aph@cygnus.com>
-
- * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
- use $0 instead of 0.
-
-Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
- computation out of loop over hard regs.
-
-Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
-
- * function.c (identify_blocks): Don't shadow a variable in an
- outer scope.
- * integrate.c (integrate_decl_tree): Don't use pushlevel,
- pushdecl, or poplevel to build up the new BLOCK tree.
- (expand_inline_function): Likewise.
- (integrate_parm_decls): Likewise.
-
-Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
-
- * c-typeck.c (qualify_type): Merge qualifiers from both types.
-
-1999-09-15 Brad Lucier <lucier@math.purdue.edu>
-
- * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
- * invoke.texi: Document this change.
-
-Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
-
- * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
- Free the struct.
- (mark_emit_status): Renamed from mark_emit_state.
- * except.c (mark_eh_status): Renamed from mark_eh_state.
- Check not null before marking.
- (free_eh_status): New.
- * expr.c (mark_expr_status, free_expr_status): New.
- * function.c (free_machine_status): New.
- (free_after_parsing): New.
- (free_after_compilation): Move bits to free_after_parsing; call
- free_eh_status, free_expr_status; zero the marked members of the
- function state.
- (prepare_function_start): No can_garbage_collect.
- Call init_eh_for_function.
- (expand_dummy_function_end): Free up current_function state.
- (mark_function_status): Renamed from mark_function_state.
- (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
- * function.h (struct function): No can_garbage_collect.
- (free_machine_status, free_after_parsing): Declare.
- (free_eh_status, free_expr_status): Declare.
- * ggc.h (mark_expr_status): Declare.
- * stmt.c (free_stmt_status): Free the struct.
- (mark_stmt_status): Renamed from mark_stmt_state.
- (init_stmt): Don't call init_eh.
- (init_stmt_for_function): Don't call init_eh_for_function.
- * toplev.c (compile_file): Call init_eh.
- (rest_of_compilation): Free basic block info before ggc_collect.
- Call free_after_parsing; conditionally call free_after_compilation.
- * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
- Check not null before marking.
- (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
-
-Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
-
- * c-lex.c (yylex): Initialize warn.
-
-Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (emit_move_sequence): Properly set the mode of the scratch
- register when performing secondary reloads for the SAR register.
-
-Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
-
- * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
- (NOTE_BLOCK): New macro.
- (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
- * function.h (identify_blocks): Change prototype.
- * function.c (identify_blocks): Simplify.
- (reorder_blocks): Likewise.
- * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
- NOTE_INSN_BLOCK_{BEG,END}.
- * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
- the list of saved notes if the note isn't a
- NOTE_INSN_BLOCK_{BEG,END}.
- (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
- NOTE_BLOCK_NUMBER.
- (reemit_notes): Adjust recreation of notes to reflect new saved
- note structure.
- * print-rtl.c (print_rtx): Print the address of the BLOCK when
- printing a block note.
- * stmt.c (block_vector): Remove.
- (find_loop_tree_blocks): Simplify.
- (unroll_block_trees): Likewise.
- * tree.h (reorder_block): Change prototype.
-
-Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
- * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
- (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
- (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
- (atexit, exit): Simplify.
- * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
- * config/lots: Remove defns of HAVE_ATEXIT.
-
-Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
-
- * calls.c (precompute_arguments): Fix typo in comment.
- * expr.c (preexpand_calls): Don't preexpand the cleanup in a
- TARGET_EXPR.
-
-Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
-
- * dsp16xx.c (override_options): Fix typos in GC root registration.
-
-Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
-
- * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
- from config/svr4.h.
- (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
- (FUNCTION_PROFILER): Redefine appropriately for Linux.
- (CC1_SPEC): Likewise.
-
-Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * genattr.c (main): Add extern prototype. Call return, not exit.
- * genattrtab.c (main): Likewise.
- * gencheck.c (main): Likewise.
- * gencodes.c (main): Likewise.
- * genconfig.c (main): Likewise.
- * genemit.c (main): Likewise.
- * genextract.c (main): Likewise.
- * genflags.c (main): Likewise.
- * gengenrtl.c (main): Likewise.
- * genopinit.c (main): Likewise.
- * genoutput.c (main): Likewise.
- * genpeep.c (main): Likewise.
- * genrecog.c (main): Likewise.
-
- * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
- * genattrtab.c (get_insn_name): Likewise.
- * gencodes.c (get_insn_name): Likewise.
- * genconfig.c (get_insn_name): Likewise.
- * genemit.c (get_insn_name): Likewise.
- * genextract.c (get_insn_name): Likewise.
- * genflags.c (get_insn_name): Likewise.
- * genopinit.c (get_insn_name): Likewise.
- * genpeep.c (get_insn_name): Likewise.
-
- * gencheck.c (usage): Add static prototype.
- * genextract.c (print_path): Constify a char*.
- * genopinit.c (optabs): Likewise.
- * genoutput.c (operand_data, data, output_predicate_decls,
- compare_operands): Likewise.
- * genrecog.c (write_tree): Add default case in switch.
-
-Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
-
- * print-rtl.c (get_insn_name): Remove prototype.
-
- * toplev.h (progname): Declare const.
-
- * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
- init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
- dump_sched_info, dump_local_alloc, regset_release_memory,
- print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
- error_with_file_and_line, error_with_decl, error_for_asm, error,
- fatal, warning_with_file_and_line, warning_with_decl, warning,
- pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
- Remove redundant prototypes.
-
- (notice, check_lang_option, report_file_and_line, vnotice,
- mark_file_stack): Add static prototype.
- (set_fatal_function): Add prototype.
- (vnotice, report_file_and_line, set_fatal_function,
- check_lang_option): Constify a char*.
- (main): Prototype. Call return, not exit.
-
-Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
-
- * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
-
- * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
-
- * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
-
-Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
- behave as if it's zero in all cases.
- (expand_function_start): Adjust call to assign_parms.
- * tree.h (assign_parms): Adjust prototype.
- * objc/objc-act.c (hack_method_prototype): Adjust call to
- assign_parms.
-
-Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
- arg_pointer_rtx fixed if the argument pointer register is
- not fixed.
- (NONZERO_BASE_PLUS_P): Likewise.
-
-Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
-
- * rtl.def (match_insn, match_insn2): Remove match_insn; rename
- match_insn2 to match_insn.
- * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
-
-Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
-
- * Makefile.in (USER_H): Remove va-foo.h.
-
- * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
- va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
- va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
- va-spur.h,va-v850.h}: Remove.
-
-Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
-
- * sparc/sparc.md (eligible_for_return_delay): New attribute.
- (in_return_delay): Use it instead of match_insn.
-
-Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * config/alpha/va_list.h (va-alpha.h): Do not include.
- (__gnuc_va_list): Typedef as in varargs.h.
-
-Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
-
- * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
- DECL_LIVE_RANGE_RTL.
-
-Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
-
- * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
- not NOTE_BLOCK_NUMBER.
- (expand_eh_region_end): Likewise.
- (find_exception_handler_labels): Likewise.
- (scan_region): Likewise.
- (exception_optimize): Likewise.
- (update_rethrow_references): Likewise.
- (set_insn_eh_region): Likewise.
- * final.c (final_scan_insn): Likewise.
- * flow.c (make_edges): Likewise.
- * integrate.c (expand_inline_function): Likewise.
- * print-rtl.c (print_rtx): Likewise.
-
-Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
-
- * ginclude/stdarg.h, ginclude/varargs.h: Implement in
- terms of builtin functions and types.
-
- * mips.c (mips_build_va_list): New.
- (mips_va_start, mips_va_arg): New.
- * mips.h (BUILD_VA_LIST_TYPE): New.
- (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
-
- * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
- (sh_build_va_list, sh_va_start, sh_va_arg): New.
- * sh.h (BUILD_VA_LIST_TYPE): New.
- (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
-
-Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
-
- * recog.h (struct recog_data): Make dup_num, operand_address_p,
- n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
- (struct insn_data): Likewise with n_operands, n_dups,
- n_alternatives, output_format.
- * regclass.c (scan_one_insn): Cast n_operands to int before
- arithmetic inside comparison.
-
-Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
-
- * toplev.c (compile_function): Unconditionally emit nop.
-
-Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * haifa-sched.c (actual_hazard): Move declaration of variable
- `this_cost' into the scope where it is used.
-
-Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-pragma.c (handle_pragma_token): Wrap variables `name' and
- `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
- HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
-
- * genrecog.c (make_insn_sequence): Call memset, not bzero.
-
- * jump.c (find_insert_position): Don't declare or define unless
- !HAVE_conditional_arithmetic.
- (returnjump_p_1, delete_prior_computation): Add static prototypes.
-
- * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
-
- * recog.c (offsettable_address_p): Prototype function pointer.
- (preprocess_constraints): Call memset, not bzero.
-
- * tree.c (tree_node_kind_names): Constify a char*. Make static.
- (gcc_obstack_init): Don't declare.
- (fix_sizetype): Add static prototype.
- (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
- (tree_cons): Call memset, not bzero.
-
- * varasm.c (remove_from_pending_weak_list): Wrap declaration and
- definition in macro ASM_WEAKEN_LABEL.
- (mark_const_hash_entry): Add static prototype.
-
-Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
-
- * unroll.c (find_common_reg_term, subtract_reg_term,
- loop_find_equiv_value): Add static prototypes.
- (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
- (copy_loop_body): Remove unreachable break statement.
-
- * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
-
- * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
-
-Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- Undo some changes from the gcc2 merge:
- * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
- * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
- pointers.
-
- Undo this change:
- Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
- * emit-rtl.c (gen_lowpart_common): Disable optimization of
- initialized float-int union if the value is a NaN.
-
-Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * gthr-win32.h: New file.
-
- * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
- shared as a valid attribute.
- * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
- * extend.texi: Document `shared' variable attribute.
-
-Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
-
- * configure.in: Handle --enable-threads on FreeBSD.
- * configure: Rebuit.
-
-Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
-
- * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
- thread support.
- * configure: Rebuilt.
-
-Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
- Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
- Rosimildo DaSilva <rdasilva@connecttel.com>
-
- * configure.in (m68k-*-rtemscoff*): Added.
- * configure.in (mips64orion-*-rtems*): Converted to ELF.
- * configure.in (sparc-*-rtemsaout*): Added as alias for old
- sparc-rtems configuration.
- * configure.in (sparc-*-rtemself*): Added.
- * configure.in (sparc-*-rtems*): Now ELF not a.out.
- * config/i386/rtems.h: Added comment.
- * config/sparc/rtemself.h: New file.
-
- * configure.in (m68k-rtemself): Added.
- * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
- and DWARF_DEBUGGING_INFO.
- * config/m68k/crti.s: New file.
- * config/m68k/crtn.s: New file.
- * config/m68k/t-crtstuff: New file.
- * config/m68k/rtemself.h: New file.
-
- * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
- global ctor/dtor and C++ exception handling.
- * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
- for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
- ENDFILE_SPEC.
- * config/i386/t-rtems-i386: New File.
-
-Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
-
- * stmt.c (expand_end_case): Return right away if the case stack is
- empty.
-
-Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
-
- * Makefile.in (version.c): Remove rule incorrectly brought in from
- the gcc2 merge.
-
-Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
-
- * Makefile.in: Prepend $(SHELL) to move-if-change calls.
- * msdos/top.sed: Take into account a prepended $(SHELL) to
- move-if-change.
- * winnt/config-nt.sed: Likewise. Kill bogus substitution.
-
- * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
-
-Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * regmove.c (fixup_match_1): Don't change an unchanging register.
- (stable_but_for_p): Renamed to:
- (stable_and_no_regs_but_for_p). Reject unchanging registers too.
- Changed all callers.
-
-Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
-
- * loop.c (strength_reduce): Don't call reg_used_between_p if the
- insn from BL2 is after the insn from BL.
-
-Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
-
- * recog.h (INSN_OUTPUT_FORMAT_*): New.
- (struct insn_data): Merge `template' and `outfun' into `output'.
- Add `output_format'.
- * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
- (struct data): Remove `outfun'; add `output_format'.
- (name_for_index): Remove declaration.
- (output_insn_data): Handle output formats.
- (process_template): Emit the bare array for @.
- (gen_expand, gen_split): Set output_format to NONE.
- * output.h (get_insn_template): Declare.
- * final.c (get_insn_template): New.
- (final_scan_insn): Use it.
- * toplev.c (compile_file): Likewise.
-
- * c4x/c4x.c (c4x_process_after_reload): Likewise.
- * i860/i860.c (output_delayed_branch): Likewise.
- (output_delay_insn): Likewise.
-
-1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
-
- * rtl.c (obstack_alloc_rtx): Removed.
-
-1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
-
- * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
-
-Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.c (call_insn_operand): Reject const_int.
- (expander_call_insn_operand): Use call_insn_operand.
-
-Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * gcc.c (getrusage): Wrap prototype arguments in PROTO().
-
-1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
-
- * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
- Use DImode operation.
-
-1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
-
- * gcc.c: Include sys/resource.h.
- (report_times): New flag.
- (execute): If report_times is set, calculate and report the
- CPU time consumed by each subprocess.
-
- (rus, prus): New globals.
- (option_map): Add --time.
- (display_help): Document -time.
- (process_command): Set report_times if -time is given.
- Turn off -pipe if -time is given.
-
- * invoke.texi: Document new option -time.
-
- * configure.in: Check for getrusage. Check if we have to
- prototype getrusage.
- * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
- * configure: Regenerate.
- * config.in: Regenerate.
-
-Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
-
- * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
- fields.
-
-Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
- appropriate) if FINE_GRAINED_LIBRARIES is not defined.
- (nan): Return _thenan_sf or _thenan_df as appropriate.
- (L_thenan_sf): Define _thenan_sf.
- (L_thenan_df): Define _thenan_df.
-
- * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
- (DPBIT_FUNCS): Add _thenan_df.
-
-Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
-
- * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
- TYPE_SIZE_UNIT.
-
-Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
-
- * gcc.h: New file.
- (lang_specific_driver): Don't take a function pointer parameter.
- All callers changed.
-
- * gcc.c: Include gcc.h.
- (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
- lang_specific_extra_outfiles, fatal): Don't declare.
- (multilib_defaults_raw): Constify.
- (read_specs): Call memset, rather than bzero.
- (main): Call return, not exit.
- (lookup_compiler): Call memcpy, not bcopy.
- (fatal): Make extern.
-
- * cppspec.c: Include gcc.h.
- (lang_specific_driver): Initialize variable `quote'. Constify a
- char*. All calls to the function pointer parameter now
- explicitly call `fatal'.
-
- * gccspec.c (lang_specific_driver): Include gcc.h.
-
-Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.c (note_invalid_constants): Use recog_data.operand_type
- for recog_op_type.
-
-Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
- Declare.
-
- * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
- reload_reg_class, reload_inmode, reload_outmode, reload_optional,
- reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
- reload_secondary_in_reload, reload_secondary_out_reload,
- reload_secondary_in_icode, reload_secondary_out_icode,
- reload_reg_rtx, reload_when_needed): Delete declarations.
- (struct reload): New structure.
- (rld): Declare new array.
- * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
- reload_reg_class, reload_inmode, reload_outmode, reload_optional,
- reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
- reload_secondary_in_reload, reload_secondary_out_reload,
- reload_secondary_in_icode, reload_secondary_out_icode,
- reload_reg_rtx, reload_when_needed): Delete definitions.
- (rld): New array.
- (whole file): Replace uses of the deleted arrays with uses of rld.
- * reload1.c (whole file): Replace uses of the deleted arrays with
- uses of rld.
- (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
- explicit loops, not with bcopy.
-
-Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
-
- * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
- insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
- insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
- insn_name): Delete and consolidate into new structures.
- (insn_operand_predicate_fn): New.
- (insn_output_fn): New.
- (insn_gen_fn): New.
- (struct insn_operand_data): New.
- (struct insn_data): New.
- (insn_data): New.
- (OUT_FCN): Update for insn_data change.
- * builtins.c (expand_builtin_strlen): Likewise.
- (expand_builtin_memcmp): Likewise.
- * combine.c (make_extraction, simplify_comparison): Likewise.
- * cse.c (canon_reg, cse_insn): Likewise.
- * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
- * expmed.c (store_bit_field, extract_bit_field): Likewise.
- (emit_store_flag): Likewise.
- * expr.c (convert_move, emit_block_move): Likewise.
- (clear_storage, emit_push_insn, expand_increment): Likewise.
- (do_store_flag): Likewise.
- * expr.h (GEN_FCN): Likewise.
- (insn_gen_function): Die.
- * final.c (final_scan_insn): Update for insn_data change.
- (output_asm_name): Likewise.
- * function.c (fixup_var_refs_1): Likewise.
- * loop.c (check_dbra_loop): Likewise.
- * optabs.c (expand_binop, expand_twoval_binop): Likewise.
- (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
- (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
- (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
- * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
- * regmove.c (gen_add3_insn): Likewise.
- * reload.c (push_secondary_reload, combine_reloads): Likewise.
- (find_reloads, find_reloads_address_1): Likewise.
- (debug_reload_to_stream): Likewise.
- * reload1.c (emit_reload_insns, gen_reload): Likewise.
- * stmt.c (expand_end_case): Likewise.
- * toplev.c (compile_file): Likewise.
-
- * c4x/c4x.c (c4x_process_after_reload): Likewise.
- * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
-
- * print-rtl.c (insn_name_ptr): Remove declaration.
- (get_insn_name): Declare.
- (print_rtx): Use it.
- * genoutput.c (insn_name_ptr): Remove.
- (next_operand_number): New.
- (struct operand_data): New.
- (null_operand, odata, odata_end): New.
- (struct data): Use struct operand_data.
- (idata, idata_end): Renamed from insn_data and end_of_insn_data.
- (get_insn_name): Renamed from name_for_index.
- (output_prologue): Define NO_MD_PROTOTYPES.
- (output_predicate_decls): Break out from output_epilogue.
- Iterate over the operands list.
- (output_operand_data): Break out from output_epilogue. Emit
- just the operands list.
- (output_insn_data): Break out from output_epilogue. Emit just
- the insn data.
- (output_epilogue): Remove.
- (output_get_insn_name): New.
- (constraints, op_n_alternatives, predicates, address_p): Die.
- (modes, strict_low, seen): Die.
- (scan_operands): Take new param `d' instead of writing to
- seven global variables.
- (compare_operands): New.
- (place_operands): New.
- (validate_insn_alternatives): Update for struct data change.
- (gen_insn): Don't zero or copy 7 global arrays. Update for
- scan_operands; call place_operands.
- (gen_peephole, gen_expand, gen_split): Likewise.
- (main): Update for new output routines.
-
- * genattr.c (insn_name_ptr): Remove.
- (get_insn_name): New function.
- * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
- * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
- * genrecog.c: Likewise.
-
- * alpha.md (adddi3): Make `pattern' array static.
-
-Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.h (c4x_rpts_cycles_string,
- c4x_cpu_version_string): Constify char *.
- * config/c4x/c4x.c (c4x_rpts_cycles_string,
- c4x_cpu_version_string): Likewise.
-
-Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
-
- * tree.c (save_tree_status): Revert 10 Sep change.
- (restore_tree_status): Likewise. Call obstack_free with NULL
- before freeing the obstack proper.
-
-Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
-
- * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
-
- * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
- surrounding context.
-
-Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
-
- * tree.c (type_hash_canon): Put all types in the hash-table, when
- GC'ing.
-
-Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
-
- * recog.h (struct recog_data, recog_data): New.
- (recog_foo variables): Kill.
- * recog.c (recog_operand, recog_operand_loc): Kill.
- (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
- (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
- (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
- (recog_data): Define.
- (extract_insn): Update all recog_foo references to use recog_data.
- (preprocess_constraints, constrain_operands): Likewise.
- * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
- * genattrtab.c (main): Likewise.
- * genextract.c (main): Likewise.
- * genoutput.c: Likewise.
- * genrecog.c (write_subroutine, main): Likewise.
- * local-alloc.c (block_alloc): Likewise.
- * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
- * regclass.c (scan_one_insn, record_reg_classes): Likewise.
- * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
- * reload.c (find_reloads, find_reloads_toplev): Likewise.
- * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
- (reload_cse_simplify_operands): Likewise.
-
- * arc/arc.c (arc_final_prescan_insn): Likewise.
- * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
- * h8300/h8300.c (notice_update_cc): Likewise.
- * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
- * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
- * mn10200/mn10200.c (notice_update_cc): Likewise.
- * mn10300/mn10300.c (notice_update_cc): Likewise.
- * romp/romp.c (update_cc): Likewise.
- * sparc/sparc.c (check_pic): Likewise.
- * v850/v850.c (notice_update_cc): Likewise.
-
- * genemit.c (main): Don't declare recog_operand.
-
-Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
-
- * ggc.h (rtvec_def): Forward declare.
- (tree_node): Likewise.
- (ggc_root): Define.
- (roots): Declare.
- (ggc_set_mark_rtx): Add prototype.
- (ggc_set_mark_rtvec): Likewise.
- (ggc_set_mark_tree): Likewise.
- * ggc-simple.c (ggc_root): Don't define.
- (roots): Don't declare.
- (ggc_mark_rtx): Remove.
- (ggc_mark_rtvec): Likewise.
- (ggc_mark_tree): Likewise.
- (ggc_mark_varray): Likewise.
- (ggc_mark_tree_hash_table_entry): Likewise.
- (ggc_mark_tree_hash_table): Likewise.
- (ggc_set_mart_rtx): New function.
- (ggc_set_mark_rtvec): Likewise.
- (ggc_set_mark_tree): Likewise.
- (ggc_add_root): Remove.
- (ggc_add_rtx_root): Likewise.
- (ggc_remove_tree_root): Likewise.
- (ggc_add_string_root): Likewise.
- (ggc_add_tree_varray_root): Likewise.
- (ggc_add_tree_hash_table_root): Likewise.
- (ggc_del_root): Likewise.
- (ggc_mark_rtx_ptr): Likewise.
- (ggc_mark_tree_ptr): Likewise.
- (ggc_mark_string_ptr): Likewise.
- (ggc_mark_tree_varray_ptr): Likewise.
- (ggc_mark_tree_hash_table_ptr): Likewise.
- * ggc-common.c: New file.
- * Makefile.in (OBJS): Add ggc-common.o.
- (ggc-common.o): List dependencies.
-
-1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
-
- * cppalloc.c (xstrdup): Use memcpy.
- * cpperror.c (cpp_print_containing_files): Don't use
- cpp_notice.
- * cpplib.c (conditional_skip): Set temp->lineno.
- (do_endif): Make error message less obscure.
- (if_directive_name): New function.
- (cpp_get_token [case EOF]): Unwind the if stack and generate
- error messages for each unterminated conditional in this file.
- (parse_string): Do not behave differently if -traditional.
-
-Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
-
- * builtins.c (expand_builtin_va_arg): Cope with an array-type
- va_list decomposing to pointer-type.
- * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
- (rs6000_va_arg): Likewise.
-
-Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
-
- * except.c (start_dynamic_handler): Compute size using
- STACK_SAVEAREA_MODE.
-
-Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
- include directory headers. Don't define strrchr. Don't provide
- my_* replacement functions. Prefer PTR over `pointer_type'.
- Don't prototype system functions. Don't redefine getopt.
-
- (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
- safe_read, safe_write, save_pointers, restore_pointers,
- is_id_char, in_system_include_dir, directory_specified_p,
- file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
- find_corresponding_lparen, referenced_file_is_newer,
- save_def_or_dec, munge_compile_params, gen_aux_info_file,
- process_aux_info_file, identify_lineno, check_source,
- seek_to_line, forward_to_next_token_char, output_bytes,
- output_string, output_up_to, other_variable_style_function,
- find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
- do_processing, is_syscalls_file, rename_c_file, find_extern_def,
- find_static_definition, connect_defs_and_decs, add_local_decl,
- add_global_decls, needs_to_be_converted, visit_each_hash_node,
- add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
- edit_fn_declaration, edit_formals_lists, edit_fn_definition,
- scan_for_missed_items, edit_file, string_list_cons): Add static
- prototypes.
- (standard_exec_prefix, target_machine, target_version,
- default_syscalls_dir, string_list, string_list_cons, find_file,
- do_cleaning): Constify a char*.
- (safe_read, safe_write): Use PTR, not a char*.
- (is_id_char): Take an int, not a char.
- (main): Add prototype. Call return, not exit.
-
-Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
-
- * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
- when comparing types.
-
-Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
-
- * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
- (strength_reduce): Release the varrays from the no-bivs early exit.
-
- * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
- the loop over the registers.
-
- * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
- for a new obstack.
- (restore_tree_status): Check that instead when freeing the obstack.
-
-Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
-
- * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
- as pointers.
-
-Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
- operand size modifiers.
-
-Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * c-common.c (c_common_nodes_and_builtins): Don't build
- va_list_type_node.
- * c-common.h (enum c_tree_index and related accesor macros): Remove
- everything now declared in tree.h.
- * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
- LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
- DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
- (error_mark_node, void_type_node, char_type_node, integer_type_node,
- unsigned_type_node, ptr_type_node, va_list_type_node,
- integer_zero_node, null_pointer_node, integer_one_node): Delete.
- (init_decl_processing): Call build_common_tree_nodes and
- build_common_tree_nodes_2 instead of building their nodes here.
- Don't add roots for these nodes.
- * stor-layout.c (size_zero_node, size_one_node): Delete.
- (set_sizetype): Make a new node for bitsizetype each time.
- * tree.c (global_trees): New variable.
- (init_obstacks): Add a gc root for it.
- (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
- LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
- DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
- (build_common_tree_nodes): New function.
- (fix_sizetype): New function.
- (build_common_tree_nodes_2): New function.
- * tree.h (enum tree_index): New.
- (global_trees): Declare.
- Add accessor macros for all nodes now moved to global_trees.
- Delete their declarations.
-
-Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
-
- * c-decl.c (finish_function): When processing a nested function,
- push and pop GC context around rest_of_compilation.
-
-Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
-
- * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
- Default ix86_arch to PROCESSOR_I386.
- * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
- (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
- (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
- (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
- __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
- (EXTRA_SPECS): Remove deleted specs.
-
-Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
-
- * function.c (assign_stack_local_1): Allocate from
- function->x_frame_offset, not frame_offset.
-
-Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
-
- * ggc.h (lang_cleanup_tree): Remove.
- * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
- * ggc-callbacks.c (lang_cleanup_tree): Remove.
-
- * c-decl.c (finish_struct): Use ggc_alloc to allocate
- TYPE_LANG_SPECIFIC when garbage collecting.
- (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
- (lang_cleanup_tree): Remove.
-
-Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
- * crtstuff.c: Not here.
- * dwarf2out.c: Or here.
- * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
- info.
-
-Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
-
- * function.h (free_after_compilation): Remove decl parameter.
- (free_varasm_status0: Likewise.
- (free_emit_status): Likewise.
- (free_stmt_status): Likewise.
- (free_after_compilation): Likewise.
- (init_lang_status): New variable.
- (free_lang_status): Likewise.
- * emit-rtl.c (free_emit_status): Make decl parameter implicit.
- * function.c (init_lang_status): New variable.
- (free_lang_status): Likewise.
- (push_function_context_to): Don't set function::decl here.
- (free_after_copmilation): Make decl parameter implicit. Call
- free_lang_status if defined.
- (prepare_function_start): Call init_lang_status if defined.
- (init_function_start): Set function::decl here.
- * profile.c (output_func_start_profiler): Don't call pushdecl
- until we've actually started the function.
- * stmt.c (free_stmt_status): Make decl parameter implicit.
- * toplev.c (rest_of_compilation): Don't pass decl to
- free_after_compilation.
- * varasm.c (free_varasm_status): Likewise.
-
-Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * except.c (call_get_eh_context): Add root when allocating static
- tree variable.
-
-Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.c: Include "ggc.h".
- (arm_add_gc_roots): New function.
- (arm_override_options): Call it.
- (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
-
- * arm.md (define_asm_attributes): Add a pool_range attribute.
-
-Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
-
- * extend.texi (Volatiles): New node.
-
-Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
-
- * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
- (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
- (struct ggc_any): Replace `mark' with `magic_mark'.
- (ggc_alloc_string): Use memcpy, not bcopy.
- (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
- (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
- (ggc_free_any): New.
- (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
- (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
- (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
- Use IS_MARKED. Use ggc_free_any.
-
-1999-09-09 Scott Bambrough <scottb@netwinder.org>
-
- * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
-
-Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
-
- * toplev.c (main): Always init_ggc.
-
-Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
-
- * except.c (find_all_handler_type_matches): Free the list if
- we found no matches.
-
- * combine.c (SUBST): Break out to a real function do_SUBST.
- (SUBST_INT): Likewise.
- * gcse.c (free_pre_mem): Free `temp_bitmap'.
- (pre_insert): Free `inserted'.
- * loop.c (basic_induction_var): Always set `location'.
-
- * function.c (expand_function_end): Add initial_trampoline as a root.
- * rtl.h (init_varasm_once): Declare.
- * toplev.c (compile_file): Call it.
- * ggc-simple.c (ggc_mark_string_ptr): New.
- (ggc_add_string_root): New.
- (ggc_collect): Disable collection avoidance temporarily.
- * ggc.h (ggc_add_string_root): Declare.
- * except.c (create_rethrow_ref): Use ggc_alloc_string.
- * optabs.c (init_libfuncs): Likewise.
- * varasm.c (named_section): Use ggc_alloc_string.
- (make_function_rtl): Likewise.
- (make_decl_rtl): Likewise.
- (assemble_static_space): Likewise.
- (assemble_trampoline_template): Likewise.
- (output_constant_def): Likewise.
- (force_const_mem): Likewise.
- (mark_const_hash_entry): New.
- (mark_pool_sym_hash_table): New.
- (mark_varasm_state): Use it.
- (init_varasm_once): New.
-
- * expr.h (init_one_libfunc): Declare.
- * optabs.c (init_one_libfunc): New.
- (init_optabs): Use it.
- * config/gofast.h: Likewise.
- * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
- * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
-
-Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * Makefile.in (cppexp.o): Depend on cpphash.h.
- * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
- Include cpphash.h.
- * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
- * cpplib.c (do_define): Generalise to handle poisoned definitions,
- redefining poisoned identifiers, etc.
- (do_undef): Don't allow poisoned identifiers to be undefined.
- (do_pragma): Add #pragma poison.
- (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
-
- * cccp.c: Add T_POISON node type.
- (special_symbol): Handle `defined(xxx)' and plain `xxx' for
- poisoned xxx.
- (do_define): Generalise to handle poisoned definitions,
- redefining poisoned identifiers, etc.
- (do_undef): Don't allow poisoned identifiers to be undefined.
- (do_pragma): Add #pragma poison.
- (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
-
- * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
- * c-pragma.h: Add ps_poison state. We now always have generic
- pragmas.
-
-Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
-
- * ggc.h (ggc_alloc): New function.
- (ggc_mark): Likewise.
- * ggc-simple.c (ggc_any): New structure.
- (ggc_status): Add anys.
- (n_anys_collected): New variable.
- (ggc_alloc): Define.
- (ggc_mark): Likewise.
- (ggc_collect): Collect the anys.
-
-Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-decl.c (mark_binding_level): Make static to match prototype.
-
-Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
-
- * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
-
-Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
-
- * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
- will use into account. Expand the max width to 5.
- * rtl.c: Likewise.
-
-Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
-
- * ggc-simple.c (ggc_free_rtx): Poison the correct amount
- for the rtx length.
-
-Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.md (call value patterns): Remove the result predicates.
-
-Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
-
- * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
- last change.
-
-Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
- changed from extern char *, to extern PTR. Also fix typo in
- NEED_DECLARATION_REALLOC test.
-
- * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
-
-Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
- ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
- ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
- ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
-
- * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
-
- * cccp.c (pcfinclude): Likewise.
-
- * global.c (allocno_compare): Likewise.
-
- * haifa-sched.c (rank_for_schedule): Likewise.
-
- * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
-
- * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
-
- * stupid.c (stupid_reg_compare): Likewise.
-
- * tree.c (_obstack_allocated_p): Likewise.
-
- * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
-
-1999-09-08 Bruce Korb autogen@linuxbox.com
-
- * Makefile.in: Give the hapless gperf user a hint about
- why "gperf -F" fails.
-
-Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
-
- * lists.c: Include ggc.h.
- (zap_lists): New.
- (init_EXPR_INSN_LIST_cache): Install it.
-
- * ggc-simple.c (init_ggc): Absorb the old init.
- (ggc_push_context): Use xcalloc.
- (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
- (ggc_collect): Add [rvts] tags to the collection stats.
-
-Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
-
- * cccp.c (main): Fix handling of -include and -imacros options.
-
-Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
-
- * cpplib.c (cpp_push_buffer): Fix order of arguments.
-
-Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * rtl.h (obstack_alloc_rtx): Removed, it's now static in
- genrtl.c.
-
-Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
-
- * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
- * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
- and SET_DEST. Update comment.
-
-Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.c: Include ggc.h.
- (c4x_add_gc_roots): New function.
- (c4x_override_options): Call c4x_add_gc_roots.
-
-Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
-
- * defaults.h (TARGET_ESC): Move ...
- * system.h: ... here, where Linas had it in the first place. Silly me.
-
-Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
-
- * c-common.c: Use ISGRAPH, ISLOWER, toupper.
- * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
- genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
- * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
- * defaults.h (TARGET_ESC): Add default.
-
-Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
-
- * configure.in: add i370-*-openedition, i370-*-mvs and
- i370-*-linux targets
-
-Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
-
- * dsp16xxx.c: Include ggc.h
- (override_options): Mark GC roots.
- * mn10200.c: Include ggc.h.
- (asm_file_start): Mark GC roots.
- * tahoe.c: Include ggc.h.
- (extensible_operand): Mark GC roots.
-
-Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
-
- * README: Add section discussing status of ELF ABI.
- * i370.c: Fix misc spelling mistakes.
- (i370_label_scan): Updated notes, exception handling.
- (i370_function_prolog): Simplify ELF stack handling.
- * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
- (STACK_GROWS_DOWNWARD): ELF stack grows down.
- (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
- * i370.md: (movdi): Add notes.
- (floatsidf2): Use stack not rtca for scratch float area.
- (iorsi3): Correct operand constraints.
- * x-oe: Restore TAROUTOPTS which are used by pax.
-
-Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
-
- * rs6000.c: Include ggc.h.
- (rs6000_add_gc_roots): New function.
- (override_options): Call it.
-
-Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.h (alpha_compare): New.
- (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
- * alpha.c: Likewise for the definitions.
- (alpha_emit_conditional_branch): Update for alpha_compare.
- (alpha_emit_conditional_move): Likewise.
- * alpha.md (cmpdf, cmpdi): Likewise.
- (setcc patterns): Likewise. Zero alpha_compare after use.
- (sne): Optimize (x != 0) into (0U < x).
-
-Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
- (struct machine_function): Declare; add eh_epilogue_sp_ofs.
- (INIT_EXPANDERS): Remove.
- * alpha.c: Include ggc.h.
- (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
- (alpha_init_machine_status, alpha_mark_machine_status): New.
- (override_options): Install them.
- (struct machine_function): Moved to alpha.h.
- (alpha_save_machine_status, alpha_restore_machine_status): Remove.
- (alpha_init_expanders): Remove.
- (alpha_return_addr): Adjust to use current_function->machine.
- (alpha_ra_ever_killed): Likewise.
- (alpha_expand_epilogue): Likewise.
- * alpha.md (eh_epilogue): Likewise.
-
-Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
- Melissa O'Neill <oneill@cs.sfu.ca>
- Geoffrey Keating <geoffk@cygnus.com>
-
- * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
- call-used registers (call-saved registers must still be contiguous
- and end with r31, of course).
-
-Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
-
- * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
- (self_promoting_type_p): Delete.
- (self_promoting_args_p): Move ...
- * c-common.c: ... here.
- (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
- (simple_type_promotes_to): New.
- * builtins.c (lang_type_promotes_to): New.
- (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
- * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
- * c-common.h: ... here.
- (self_promoting_args_p, simple_type_promotes_to): Declare.
- * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
- (grokdeclarator): Likewise.
- * tree.h (lang_type_promotes_to): Declare.
-
-Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
-
- Add some machine-dependent GC roots.
- * sparc.c: Include ggc.h.
- (sparc_add_gc_roots): New function.
- (mark_ultrasparc_pipeline_state): Likewise.
- (override_options): Call sparc_add_gc_roots.
- * pa.c: Include ggc.h.
- (pa_add_gc_roots): New function.
- (mark_deferred_plabels): Likewise.
- (override_options): Call pa_add_gc_roots.
- * mips.c: Include ggc.h.
- (mips_add_gc_roots): New function.
- (override_options): Use it.
-
-Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * cpperror.c (cpp_file_line_for_message): Constify a char*.
-
- * cppexp.c (parse_number, parse_charconst, cpp_lex,
- cpp_parse_expr): Add static prototypes.
- (parse_charconst): Don't cast away const-ness.
- (token): Constify a char*.
-
- * cppfiles.c (file_name_list, include_hash, find_include_file,
- finclude, initialize_input_buffer): Constify a char*.
- (file_cleanup, find_position): Add static prototypes.
-
- * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
- collect_expansion): Add static prototypes.
- (cpp_install, create_definition, monthnames): Constify a char*.
-
- * cpphash.h (cpp_install): Likewise.
-
- * cppinit.c (known_suffixes, default_include,
- dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
- (base_name, dump_special_to_buffer, initialize_dependency_output):
- Add static prototypes.
-
- * cpplib.c (my_strerror): Constify a char*.
- (null_underflow, null_cleanup, skip_comment, copy_comment,
- copy_rest_of_line, handle_directive, pass_thru_directive,
- get_directive_token, read_line_number, cpp_print_file_and_line,
- v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
- v_cpp_warning_with_line, detect_if_not_defined,
- consider_directive_while_skipping): Add static prototypes.
- (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
- cpp_pedwarn_with_file_and_line): Constify a char*.
-
- * cpplib.h (cpp_options, include_hash, progname, definition,
- cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
- check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
- find_include_file, deps_output, include_hash): Constify a char*.
-
- * cppmain.c (progname): Constify.
- (main): Add prototype. Use return, not exit.
-
- * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
- recognized_macro, check_macro_names, read_scan_file, write_rbrac,
- inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
- check_protection): Add static prototype.
- (xfree): Remove.
- (progname, recognized_macrom, recognized_extern): Constify a char*.
- (main): Add prototype.
-
- * gen-protos.c (progname): Constify a char*.
-
-Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
-
- * emit-rtl.c (free_emit_status): Take decl as a parameter.
- (init_emit_once): Add more GC roots.
- * except.c (mark_func_eh_entry): New function.
- (mark_eh_node): Mark false_label and rethrow_label.
- (init_eh): Add more GC roots.
- * function.c (free_after_compilation): Take decl as a parameter.
- Call free_stmt_status.
- (mark_function_state): Don't assume x_parm_reg_stack_loc is
- non-NULL.
- * function.h (free_after_compilation): Change prototype.
- (free_varasm_status): Likewise.
- (free_emit_status): Likewise.
- (free_stmt_status): New function.
- * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
- Remove, replacing with ...
- (ggc_status): New structure.
- (ggc_chain): New variable.
- (init_gcc): Define.
- (ggc_push_context): New function.
- (ggc_pop_context): Likewise.
- (ggc_alloc_rtx): Adjust for use of ggc_chain.
- (ggc_alloc_rtvec): Likewise.
- (ggc_alloc_tree): Likewise.
- (ggc_alloc_string): Likewise.
- (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
- (ggc_mark_tree): Give language-dependent code a chance to mark
- `x' nodes.
- (ggc_mark_tree_varray): Handle empty arrays.
- (ggc_collect): Adjust for use of ggc_chain. Clear
- bytes_alloced_since_last_gc.
- * ggc.h (ggc_pop_context): New function.
- (ggc_push_context): Likewise.
- * print-tree.c (print_node): Don't print obstacks when GC'ing.
- * stmt.c (free_stmt_status): New function.
- (init_stmt_for_function): Clear last_expr_value.
- * toplev.c (rest_of_compilation): Always call free_after_compilation.
- Conditionalize call to ggc_collect.
- (main): Call init_ggc.
- * tree.c (push_obstacks): Do the push, even when GC'ing.
- (push_obstacks_nochange): Likewise.
- (pop_obstacks): Liekwise.
- * varasm.c (free_varasm_status): Take decl as a parameter.
-
-Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
- (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
- * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
- * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
-
-Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
-
- * pa/x-pa-mpeix: New file for the MPE port.
-
- * pa/quadlib.asm: New file for long double support.
-
- * configure.in: Add hppa1.0-*-mpeix for MPE port.
- * configure: Rebuilt.
-
-Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
-
- * final.c (shorten_branches): Fix last change.
-
-Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
-
-Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
-
- * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
- details.
-
-Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-aux-info.c (concat): Don't define.
-
- * cccp.c (my_strerror): Likewise. All callers changed to use
- xstrerror instead.
- (do_include): Call xstrdup, not xmalloc/strcpy.
- (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
- (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
-
- * collect2.c (my_strsignal): Likewise. All callers changed to use
- strsignal instead.
- (locatelib): Call xstrdup, not xmalloc/strcpy.
-
- * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
-
- * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
-
- * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
-
- * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
-
- * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
-
- * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
-
- * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
- malloc/realloc.
- (find_all_handler_type_matches): Likewise. Don't check return
- value.
- (get_new_handler, init_insn_eh_region, process_nestinfo): Call
- xmalloc, not malloc.
- (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
-
- * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
- (init_spec): Call xcalloc, not xmalloc/bzero.
- (set_spec): Call xstrdup, not save_string.
- (record_temp_file): Call xstrdup, not xmalloc/strcpy.
- (find_a_file): Call xstrdup, not xmalloc/strcpy.
- (process_command): Call xstrdup, not save_string.
- (main): Call xcalloc, not xmalloc/bzero.
-
- * gcov.c (xmalloc): Don't define.
- (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
- (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
- (output_data): Call xcalloc, not xmalloc/bzero.
-
- * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
-
- * mips-tdump.c (xmalloc): Don't define.
- (print_symbol): Call xmalloc, not malloc.
- (read_tfile): Call xcalloc, not calloc.
-
- * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
- Don't define. All callers of xfree/my_strsignal changed to use
- free/strsignal instead.
- (allocate_cluster): Call xcalloc, not calloc.
-
- * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
- Fix memory leak, free allocated memory.
-
- * prefix.c (translate_name): Call xstrdup, not save_string.
- (update_path): Likewise.
-
- * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
-
- * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
- Don't define. Callers of xfree/savestring2 changed to use
- free/concat instead.
-
- * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
- (init_elim_table): Likewise.
-
- * resource.c (init_resource_info): Likewise.
-
- * stupid.c (stupid_life_analysis): Likewise.
-
- * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
- (open_dump_file): Call concat, not xmalloc/strcpy/...
- (clean_dump_file): Likewise.
- (compile_file): Call xstrdup, not xmalloc/strcpy.
-
-Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
-
- * v850.h (EXPAND_BUILTIN_VA_ARG): New.
- * v850.c (v850_va_arg): New.
-
-Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * haifa-sched.c: Tidy comments.
-
-Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
- (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
- $(out_object_file)): Depend on ggc.h.
- * c-common.c: Include "ggc.h".
- (combine_strings): If doing GC, use ggc_alloc_string.
- * c-decl.c: Include "ggc.h".
- (ggc_p): Define with value 0.
- (mark_binding_level): New function.
- (init_decl_processing): Add GC roots.
- (mark_c_function_context): New function.
- (lang_mark_false_label_stack): New function.
- (lang_mark_tree): New function.
- (lang_cleanup_tree): New function.
- * c-lang.c: Include "ggc.h".
- (lang_init): Call c_parse_init.
- * c-lex.c: Include "ggc.h".
- (check_linenum): If doing GC, don't copy filenames to permanent
- obstack.
- * c-parse.in: Include "ggc.h".
- (c_parse_init): New function.
- * c-tree.h (c_parse_init, mark_c_function_context): Declare.
- * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
-
- * except.c (mark_eh_state): Mark more state.
- * function.c (mark_function_state): Likewise.
- * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
- (ggc_alloc_string) [GGC_DUMP]: Fix typo.
- * toplev.c (mark_file_stack): New function.
- (compile_file): If doing GC, use ggc_alloc_string on input filename.
- (main): Add root for input_file_stack.
-
- * i386.c: Include "ggc.h".
- (ix86_mark_machine_status): New function.
- (override_options): Set mark_machine_status.
-
-Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * tree.c (copy_node): Copy node contents also if doing GC.
-
-Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * collect2.c (scan_libraries): Fix double-thinko :-).
-
-Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
-
- * collect2.c (scan_libraries): Fix thinko.
-
- * cse.c (delete_trivially_dead_insns): Do not skip the last
- insn if it is a real insn.
-
-Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (ggc-simple.o): Depend on hash.h.
- * ggc.h (ggc_add_tree_hash_table_root): Declare.
- (ggc_mark_tree_varray): Likewise.
- (ggc_mark_tree_hash_table): Likewise.
- * ggc-simple.c: Include hash.h.
- (ggc_mark_tree_hash_table_ptr): New function.
- (ggc_mark_tree_hash_table_entry): Likewise.
- (ggc_mark_tree_hash_table): Likewise.
- (ggc_add_tree_hash_table_root): Likewise.
- * varray.h (const_equiv_data): Use struct rtx_def *, rather than
- rtx, when defining fields.
-
-Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * profile.c (output_func_start_profiler): Remove apparently
- nonsensical call to start_sequence.
-
-Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
-
- * clipper/clipper.c (clipper_va_start): Fix typos.
-
- * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
- * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
- (spur_va_arg): New stub.
-
- * configure.in: Comment out pyramid.
-
-Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
-
- * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
- don't conflict with the bits that win32, cygwin, and dgux
- defines.
-
-Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
- Bernd Schmidt <bernds@cygnus.co.uk>
-
- * integrate.c (function_cannot_inline_p): Do not inline
- functions with forced labels.
-
-Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
- Bernd Schmidt <bernds@cygnus.co.uk>
- Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (ggc-simple.o): Depend on varray.h.
- (rtl.o): Depend on ggc.h.
- (genattrtab.o): Depend on ggc.h.
- (print-tree.o): Likewise.
- (fold-const.o): Likewise.
- * emit-rtl.c (sequence_element_free_list): Remove, and all references.
- (make_insn_raw): Don't cache insns when GC'ing.
- (emit_insn_before): Likewise.
- (emit_insn_after): Likewise.
- (emit_insn): Likewise.
- (start_sequence): Use xmalloc to allocate the sequence_stack.
- (end_sequence): Add free to free it.
- (gen_sequence): Don't cache insns when GC'ing.
- (clear_emit_caches): Don't use sequence_element_free_list.
- (init_emit): Use xcalloc, not xmalloc+bzero.
- * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
- * function.c (pop_function_context_from): Use free to free the
- fixup_var_refs_queue.
- (put_reg_into_stack): Allocate it with xmalloc.
- * genattrtab.c: Include ggc.h.
- (operate_exp): Don't use obstack_free when GC'ing.
- (simplify_cond): Likewise.
- (simplify_text_exp): Likewise.
- (optimize_attrs): Likewise.
- * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
- GC'ing.
- (gencode): Generate a #include for ggc.h.
- * ggc-callbacks.c (ggc_p): Define it to zero.
- * ggc-none.c (ggc_p): Likewise.
- * ggc-simple.c: Include varray.h.
- (ggc_mark_tree_varray): New function.
- (ggc_add_tree_varray_root): Likewise.
- (ggc_mark_tree_varray_ptr): Likewise.
- * ggc.h (ggc_p): Declare.
- (varray_head_tag): Likewise.
- (ggc_add_tree_varray_root): Declare.
- * print-tree.c (print_node): Don't check for TREE_PERMANENT
- inconsistencies when GC'ing.
- * rtl.c: Include ggc.h.
- (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
- (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
- (rtx_free): Don't call obstack_free when GC'ing.
- * toplev.c (rest_of_compilation): Call ggc_collect after every
- pass, if GC'ing.
- * tree.c (push_obstacks): Do nothing, if GC'ing.
- (pop_obstacks_nochange): Likewise.
- (pop_obstacks): Likewise.
- (make_node): Use ggc_alloc_tree when GC'ing.
- (copy_node): Likewise.
- (get_identifier): Use ggc_alloc_string when GC'ing.
- (build_string): Likewise.
- (make_tree_vec): Use ggc_alloc_tree when GC'ing.
- (tree_cons): Likewise.
- (build1): Likewise.
- (type_hash_canon): Don't call obstack_free when GC'ing.
-
-Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
- of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
-
-Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
- Bernd Schmidt <bernds@cygnus.co.uk>
- Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (stor-layout.o): Depend on ggc.h.
- (expr.o): Depend on ggc.h.
- (profile.o): Depend on ggc.h.
- (stor-layout.o): Depend on ggc.h.
- * emit-rtl.c (init_emit_once): Add gc roots.
- * expr.c: Include ggc.h.
- (emit_block_move): Add gc roots.
- (clear_storage): Likewise.
- * expr.h (init_stor_layout_once): New function.
- * profile.c: Include ggc.h.
- (init_arc_profiler): profiler_label is a root.
- * scan.c (make_sstring_space): Trust xrealloc to function
- correctly with first parameter NULL.
- * stor-layout.c: Include ggc.h.
- (set_sizetype): Add gc root.
- (init_stor_layout_once): New function.
- * toplev.c (compile_file): Call it.
-
-Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
- Bernd Schmidt <bernds@cygnus.co.uk>
- Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (tree.o): Depend on ggc.h.
- (varasm.o): Likewise.
- (function.o): Likewise.
- (stmt.o): Likewise.
- (except.o): Likewise.
- (optabs.o): Likewise.
- (emit-rtl.o): Likewise.
- * emit-rtl.c: Include ggc.h.
- (sequence_element_free_list): Remove, and all references.
- (mark_sequence): New functions.
- (mark_emit_state): New function.
- * except.c: Include ggc.h.
- (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
- (mark_tree_label_node): New functions.
- (mark_eh_state): New function.
- * function.c: Include ggc.h.
- (mark_temp_slot, mark_function_chain): New functions.
- (mark_function_state): New function.
- (init_function_once): New function.
- * function.h (init_function_once): New function.
- * ggc-callbacks.c (lang_mark_false_label_stack): New function.
- * ggc.h (label_node): Declare.
- (eh_status, emit_status, stmt_status, varasm_status): Likewise.
- (lang_mark_false_label_stack): New function.
- (mark_temp_slot): Remove declaration.
- (mark_function_chain): Likewise.
- (mark_eh_state): Adjust prototype.
- (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
- Likewise.
- * optabs.c: Include ggc.h.
- (mark_optab): New function.
- (init_optabs): Add gc roots.
- * stmt.c: Include ggc.h.
- (mark_cond_nesting, mark_loop_nesting): New functions.
- (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
- (mark_stmt_state): New function.
- * toplev.c (compile_file): Call init_function_once.
- * tree.c: Include ggc.h.
- (type_hash): Move declaration earlier in file.
- (TYPE_HASH_SIZE, type_hash_table): Likewise.
- (init_obstacks): Add gc roots.
- (mark_type_hash): New function.
- * varasm.c: Include ggc.h.
- (mark_pool_constant): New function.
- (mark_varasm_state): New function.
-
-Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
-
-Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * c-decl.c (struct language_function): Renamed from struct c_function.
- Delete elt NEXT.
- (c_function_chain): Delete.
- (push_c_function_context): New arg F. Don't warn about nested
- functions here. Fill LANGUAGE elt of F. Delete code to update
- c_function_chain. Don't call push_function_context.
- (pop_c_function_context): New arg F. Restore from there instead of
- from c_function_chain. Don't call pop_function_context. Clear out
- LANGUAGE field of F when done.
- * c-lang.c: Include "function.h"
- (lang_init): Initialize save_lang_status and restore_lang_status.
- * c-parse.in (nested_function, nested_function_notype): Warn about
- nested functions. Call push_function_context/pop_function_context
- instead of the _c_ variants.
- * c-tree.h (push_c_function_context, pop_c_function_context): Update
- prototype.
- * Makefile.in (c-lang.o): Update dependencies.
-
- * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
- regno_pointer_flag, regno_pointer_align.
- (gen_reg_rtx): Use xrealloc to enlarge them.
- (free_emit_status): New function.
- * function.c (mark_machine_status, mark_lang_status): New variables.
- (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
- in some bits from assign_stack_local. All callers changed to use new
- name.
- (assign_stack_local): Just call assign_stack_local_1.
- (free_after_compilation): New function.
- (put_reg_into_stack): Simplify to always call assign_stack_local_1.
- (trampoline_address): Likewise.
- (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
- (prepare_function_start): Explicitly clear some more variables.
- * function.h (struct function): New elt can_garbage_collect.
- (mark_machine_status, mark_lang_status): Declare variables.
- (free_after_compilation, free_emit_status, free_varasm_status,
- init_varasm_status): Declare functions.
- * toplev.c (rest_of_compilation): Call free_after_compilation when
- done with the current function.
- * varasm.c (free_varasm_status): New function.
-
-Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
-
- * sparc.h (EXPAND_BUILTIN_VA_START): Define.
- (EXPAND_BUILTIN_VA_ARG): Define.
- * sparc.c (sparc_va_start): New.
- (sparc_va_arg): New.
-
-Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
-
-Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
-
-Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
-
- * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
- (OBJS): Add $(GGC).
- (ggc-callbacks.o): New target.
- * ggc-callbacks.c: New file.
-
-Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * expr.h: Collapse individual optab and libfunc vars to arrays.
- (optab_index, libfunc_index): New enumerations.
- (optab_table, libfunc_table): New arrays.
- Add accessor macros for both.
-
- * optabs.c (optab_table, libfunc_table): New.
- Delete declarations for individual optab and libfunc vars.
-
-Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
-
- * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
-
-Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
-
- * Makefile.in (GGC, GGC_LIB): New.
- (HOST_RTL): Include ggc-none.o.
- (ggc-simple.o): New target.
- (ggc-none.o): Likewise.
- * tree.h (tree_common): Add gc_mark.
- * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
- (struct rtvec_def): Add gc_mark.
- * emit-rtl.c (global_rtl): Update static initializers to contain
- enough initializers.
- * ggc.h, ggc-none.c, ggc-simple.c: New files.
- * toplev.c (gc_time): New variable.
- (all_time): New variable.
- (compile_file): Print gc time.
- (print_time): Calculate percentage of the whole.
-
-Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- Change obstack memory management and varasm constant pool handling so
- that nested functions are treated like any other functions.
- * function.c (init_machine_status): New variable.
- (push_function_context_to): Set contains_functions for the outer
- function. Don't call save_varasm_status.
- (pop_function_context_from): Don't call restore_varasm_status. Don't
- set current_function_contains_functions.
- (prepare_function_start): Call init_varasm_status rather than
- init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
- is non-null.
- * function.h (struct function) Add field varasm. Delete fields
- inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
- last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
- (init_machine_status): Declare.
- (save_varasm_status, restore_varasm_status): Delete declarations.
- (save_tree_status, restore_tree_status): Delete last argument.
- * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
- code. All callers changed.
- (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
- save_constants_in_decl_trees, restore_constants, save_constants,
- save_for_inline_eh_labelmap, save_for_inline_copying): Delete
- functions.
- (inlining): New variable.
- (reg_map, label_map, insn_map, orig_asm_operands_vector,
- copy_asm_operands_vector, copy_asm_constraints_vector): Delete
- variables.
- (save_for_inline_nocopy): Don't save constants.
- Don't set inl_emit field in current_function.
- (expand_inline_function): Use emit field, not inl_emit, of the inlined
- function. Set new variable inlining before
- calling copy_rtx_and_substitute.
- (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
- constant pool references if inlining is nonzero.
- Delete ADDRESS and (most of the) CONST cases.
- (output_inline_function): Save and restore current_function/
- current_function_decl. Delete restore_constants code. Don't call
- init_const_rtx_hash_table.
- * output.h (init_const_rtx_hash_table): Don't declare.
- * rtl.h (struct function): Declare.
- (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
- * toplev.c (rest_of_compilation): Don't treat nested functions or
- functions containing them specially. Delete all code to deal with
- save_for_inline_copying.
- * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
- inline_obstacks): Delete variables.
- (save_tree_status): Lose arg CONTEXT. All callers changed.
- Simply allocate a new function_maybepermanent_obstack for the new
- function, delete all the special cases.
- Don't save inline_obstacks.
- (restore_tree_status): Lose arg CONTEXT. All callers changed.
- Delete special handling for function_maybepermanent_obstack; simply
- free it if empty.
- Don't restore inline_obstacks.
- (permanent_allocation): Delete code that frees inline_obstacks.
- (print_inline_obstack_statistics): Delete function.
- (dump_tree_statistics): Don't call it.
- * varasm.c (struct varasm_status): New.
- (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
- last_pool, pool_offset, const_double_chain): Delete global
- variables, replace with accessor macros.
- (immed_double_const): Don't walk const_double_chain outside a
- function, but don't treat nested functions specially anymore.
- (immed_real_const_1): Likewise.
- (clear_const_double_mem): Don't treat nested functions specially.
- (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
- (save_varasm_status, restore_varasm_status): Delete functions.
- (init_varasm_status): New function.
- (force_const_mem): Don't treat nested functions specially.
- (find_pool_constant): Accept new arg F, search for constants in
- that function's pool rather than the current one. All callers
- changed.
- (get_pool_constant_for_function, get_pool_mode_for_function): New
- functions.
-
- * i386.c (init_386_machine_status): New function, mostly from
- clear_386_stack_locals.
- (struct machine_functions): Rename element names to avoid name
- clashes.
- (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
- macros, replacing global variables.
- (clear_386_stack_locals, save_386_machine_status,
- restore_386_machine_status): Delete functions.
- (override_options): Initialize init_machine_status.
- * i386.h (INIT_EXPANDERS): Delete macro.
- (save_386_machine_status, restore_386_machine_status,
- clear_386_stack_locals): Delete declarations.
-
-Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
- (doloop_begin): Simplify pattern and use emit_jump_insn.
- (doloop_end): Simplify pattern, switch operand order,
- and use emit_jump_insn.
-
-Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * function.h (struct function): Add new element LANGUAGE.
- (save_lang_status): Declare new variable.
- (restore_lang_status): Likewise.
- * function.c (save_lang_status): Define.
- (restore_lang_status): Likewise.
- (push_function_context_to): Call language-specific save function.
- (pop_function_context_from): Call language-specific restore function.
-
-Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
-
- * i386.md (movsf_1): Check REG_P before use of REGNO.
- (movdf_1): Likewise.
- (movxf_1): Likewise.
- (extendsfdf2): Likewise.
- (extendsfxf2): Likewise.
- (extenddfxf2): Likewise.
-
-Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
- constants into memory.
- (c4x_shiftable_constant): New function.
- * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
- (c4x_shiftable_constant): Declare.
- * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
- ashlqi3_noclobber): Add new patterns and associated splitters.
-
-Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
-
- * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
- * dwarf2out.c (dwarf2out_frame_init): Likewise.
- * final.c (shorten_branches): Likewise.
- * global.c (global_alloc): Likewise.
- * haifa-sched.c (build_control_flow): Likewise.
- * stmt.c (check_for_full_enumeration_handling): Likewise.
- (estimate_case_costs): Likewise.
-
-Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
-
- * rtl.h (RTL_CHECKC2): Fix typo in last change.
-
-Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
-
- * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
- (recompute_reg_usage): Likewise.
- * rtlanal.c (find_regno_fusage): Likewise.
-
- * rtl.c (rtl_check_failed_code1): New function.
- (rtl_check_failed_code2): New.
- * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
- (RTL_CHECKC1, RTL_CHECKC2): New.
- (XC*): New accessor macros.
- (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
- (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
- (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
- (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
- (TRAP_*, RANGE_INFO_*): Likewise.
-
-Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * Makefile.in (tlink.o): Don't depend on toplev.h.
-
- * collect2.c (c_file, o_file, export_file, import_file, ldout,
- output_file, nm_file_name, ldd_file_name, strip_file_name,
- c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
- add_prefix, prefix_from_env, prefix_from_string, do_wait,
- fork_execute, maybe_unlink, add_to_list,
- extract_init_priority, write_list, dump_list,
- dump_prefix_list, write_list_with_asm, write_c_file,
- write_c_file_stat, write_c_file_glob, scan_prog_file,
- scan_libraries, is_in_list, resolve_lib_name, use_import_list,
- ignore_library, extract_string, notice, dump_file, target_machine,
- collect_wait, collect_execute, libname, locatelib, aix_std_libs,
- read_file, print_load_command): Constify a char*.
- (fdopen, error, fatal, fatal_perror): Don't prototype.
- (my_strerror): Remove. All callers use xstrerror instead.
- (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
- (main): Add prototype. Constify lots of char* ptrs. Change calls
- to xcalloc/strcpy/strcat/... to one call to concat.
- (main, scan_prog_file, scan_libraries): Use an intermediate
- `const char **' to build an argv array.
- (mapfile, libselect, libcompare, locatelib): Add prototypes.
-
- * collect2.h (collect_execute, collect_wait, dump_file,
- file_exists): Constify a char*.
- (ldout, c_file_name, temporary_obstack, permanent_obstack,
- temporary_firstobj, vflag, debug): Add extern declarations.
- (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
-
- * tlink.c: Don't include toplev.h.
- (vflag, debug, ldout, c_file_name, temporary_obstack,
- permanent_obstack, temporary_firstobj): Don't declare.
- (tlink_execute, frob_extension, symbol_hash_lookup,
- file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
- recompile_files, read_repo_files, demangle_new_symbols,
- scan_linker_output): Constify a char*.
- (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
- do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
-
-Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
-
- * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
- (relative) rather than jsr (absolute) subroutine call insns.
- * config/m68k/m68k-coff.h: Ditto.
-
-Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.c (note_invalid_constants): No need to ignore ASMs, we can
- now rework these too.
- (arm_reorg): If an insn can't reach the end of the current pool,
- ensure that we emit that pool before the insn.
-
-Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
-
- * tlink.c (scan_linker_output): Skip the initial underscore in
- a mangled name if appropriate.
-
-Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
- objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
- error_with_ivar, gen_declarator, create_builtin_decl,
- my_build_string, generate_descriptor_table, generate_ivars_list,
- generate_dispatch_table, check_protocols, TAG_GETCLASS,
- TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
- dump_base_name, lang_decode_option, build_encode_expr,
- start_class, finish_class, encode_pointer, really_start_method,
- gen_declaration, dump_interface, handle_class_ref, handle_impent):
- Constify.
- (objc_demangle, objc_printable_name, generate_struct_by_value_array):
- Add static prototypes.
- (build_objc_string_decl, build_selector_reference_decl,
- encode_bitfield, build_class_reference_decl): Remove unused
- parameter, all callers changed.
- (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
- (objc_printable_name): Likewise. Change second parameter to type int.
- (init_objc): Use memcpy, not bcopy, to avoid casts.
-
-Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
-
- * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
- reg notes on a deleted insn.
- * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
-
-Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
-
- * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
-
-Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * stmt.c (expand_asm_operands): Fix index into inout_mode when
- reading it.
-
-Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
-
- * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
- * tm.texi (MD_ASM_CLOBBERS): Document it.
-
-Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
-
- * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
- * except.c (expand_rethrow): Remove unused variable.
- * expr.c (do_jump_by_parts_greater_rtx): Likewise.
- * flow.c (replace_insns): Likewise.
- (create_edge_list, verify_edge_list): Likewise.
- * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
-
- * genemit.c (gen_expand): Only emit `operands[N]' decl if there
- is special code to run.
- (main): Don't define operands to emit_operand.
- * genrecog.c (main): Don't emit an empty peephole2_insn function.
-
- * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
-
- * alpha/alpha.h (normal_memory_operand): Declare.
- (reg_no_subreg_operand): Declare.
- * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
-
-Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
-
- * c-parse.in (compstmt_primary_start): New, broken out of first
- part of compstmt handling in primary.
- (primary): Use it. Add an error clause.
- (compstmt_nostart): Renamed from compstmt; remove all
- initial invocations of compstmt_start.
- (compstmt): New.
-
-Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
-
- * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
- needed.
-
-Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
-
- * combine.c (simplify_shift_const): Remove extra semicolon.
- * dwarf2out.c (remove_AT): Likewise.
- * expmed.c (expand_mult): Likewise.
- * gcov.c (create_program_flow_graph): Likewise.
- * reorg.c (mostly_true_jump): Likewise.
-
-Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
-
- * fold-const.c (fold_range_test): Do not try to fold the range
- test if the rhs or lhs has side effects.
-
- * combine.c (simplify_rtx): Recognize another case of a synthesized
- sign extension.
-
- * varasm.c (mark_constant_pool): When marking indirect references,
- only look at SYMBOL_REFs.
-
- * except.c (expand_fixup_region_end): Do not peek at
- INSN_UID (node->entry->outer_context) for flag_new_exceptions.
-
-Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * flags.h: New variables align_loops, align_loops_log,
- align_jumps, align_jumps_log, align_labels, align_labels_log,
- align_functions, align_functions_log.
- * toplev.c: Define them.
- (f_options): Handle -falign-* when they have no argument.
- (main): Add logic to set variables for -falign-functions,
- -falign-jumps, -falign-labels, -falign-loops.
- Make it -fsched-verbose=<n> and -finline-limit=<n>.
- (display_help): Change help to match options.
- * final.c (LABEL_ALIGN): Default to align_labels_log.
- (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
- (LOOP_ALIGN): Default to align_loops_log.
- (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
- (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
- (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
- * varasm.c (assemble_start_function): Handle align_functions.
-
- * config/sparc/sparc.h: Don't declare sparc_align_*.
- Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
- (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
- sparc.c.
- (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
- it's a promise.
- * config/sparc/sparc.c: Delete sparc_align_loops,
- sparc_align_jumps, sparc_align_funcs and the corresponding string
- variables.
- (sparc_override_options): Default align_functions on ultrasparc.
- Delete -malign-* handling.
-
- * config/mips/mips.c (override_options): On 64-bit targets,
- try to align code to 64-bit boundaries.
- (print_operand): New substitution, %~,
- which aligns labels to align_labels_log.
- * config/mips/mips.md (div_trap_normal): Use %~.
- (div_trap_mips16): Likewise.
- (abssi): Likewise.
- (absdi2): Likewise.
- (ffssi2): Likewise.
- (ffsdi2): Likewise.
- (ashldi3_internal): Likewise.
- (ashrdi3_internal): Likewise.
- (lshrdi3_internal): Likewise.
- (casesi_internal): Likewise.
-
-Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
-
- Merge new ia32 backend from the branch!
-
- * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
- See ChangeLog.P2 on new_ia32_branch for details.
-
- * rtl.h (stack_regs_mentioned_p): Delete prototype.
- * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
- * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
- * i386/gas.h (ASM_FILE_START): Define.
- * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
- for name change of ix86_valid_decl_attribute_p.
- (i386_pe_valid_type_attribute_p): Similarly.
-
-Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
-
- * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
- to step through CC modes.
-
-Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * regmove.c (fixup_match_1): Don't move INSN in front of P if
- it would end up in the shadow of a live flags regsiter.
-
-Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c: Fix many indentation problems.
- * reload.c: Likewise.
-
-Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
-
- * alias.c (non_local_reference_p): Constify fmt.
-
-Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
-
- * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
-
-Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (delete_trivially_dead_insns): Do not delete stores to
- the internal_arg_pointer.
-
-Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
-
- Merge peephole2 from new_ia32_branch:
- * Makefile.in (STAGESTUFF): Add *.peephole2.
- (mostlyclean): Likewise.
- (recog.o): Depend on resource.h.
-
- * final.c (peephole): Conditionalize decl on HAVE_peephole.
- (final_scan_insn): Likewise for the invocation of peephole.
- * genconfig.c (main): Look for peephole and peephole2 patterns.
- Emit HAVE_peephole* accordingly.
- * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
- * flags.h (flag_peephole2): Declare.
- * toplev.c: New pass peephole2. New flag -fpeephole2.
-
- * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
- * gencodes.c (main): Likewise.
- * genextract.c (main): Likewise.
- * genoutput.c (main): Likewise.
- * genemit.c (max_operand_1): Look for the max scratch operand.
- (gen_rtx_scratch): New.
- (gen_exp): Use it, and pass on new arg subroutine_type.
- (gen_expand): Take max scratch into account.
- (gen_split): Emit peephole2 functions.
- (output_peephole2_scratch): New.
- (main): Include hard-reg-set.h and resource.h. Handle peephole2.
- * genrecog.c (routine_type): Add PEEPHOLE2.
- (IS_SPLIT): New.
- (make_insn_sequence): Match outer parallel for peep2. Discard
- top level scratches and dups.
- (add_to_sequence): New args insn_type and top. Update all callers.
- Handle toplevel peep2 matching insns.
- (write_subroutine): Handle peep2.
- (write_tree_1): Likewise.
- (write_tree): Likewise.
- (main): Likewise.
- (change_state): New arg afterward. Update all callers.
- Handle matching separate insns.
- * recog.c (recog_next_insn): New.
- (peephole2_optimize): New.
- * rtl.def (DEFINE_PEEPHOLE2): New.
- * resource.c (find_free_register): New argument last_insn. Use it
- to find a register available through the entire span.
- * resource.h (find_free_register): Update prototype.
-
-Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
-
- * i386.c (output_strlen_unroll): Don't write xops[7]
- label if it wasn't set.
-
-1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
-
- * cpplib.c (struct directive): Const-ify name pointer and
- function pointer prototype.
- (validate_else, do_define, do_line, do_include, do_undef,
- do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
- do_elif, do_endif, do_sccs, do_assert, do_unassert,
- do_warning): Const-ify second arg.
- (directive_table): Mark const. Reorder entries by frequency
- of usage, record statistics.
-
-1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
-
- * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
- bounds- check RTL accesses if --enable-checking.
- (RTVEC_ELT): Bounds check if --enable-checking.
- (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
- XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
- (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
- GET_NUM_ELEM.
- (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
- X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
-
- (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
- (NOTE_SOURCE_FILE): Use X0STR.
- (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
- MEM_ALIAS_SET): Use X0INT.
- (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
- JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
- Use X0EXP.
- * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
- * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
- (rtl_check_failed_bounds, rtl_check_failed_type1,
- rtl_check_failed_type2, rtvec_check_failed_bounds): New
- functions.
- (fancy_abort): Fix comment.
-
- * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
- (cse_insn): Decrement LABEL_NUSES for jump target before
- deleting jump insn.
- * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
- * final.c (alter_subreg): Compute regno before changing x to
- REG; set REGNO(x) after changing it.
- * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
- notes containing CONST_INTs.
- (delete_eh_regions): Use NOTE_EH_HANDLER.
- * function.c (put_reg_into_stack): Make reg a MEM before
- initializing it.
- (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
- delete insn.
- (gen_mem_addressof): Make reg a MEM before initializing it.
- * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
- X0WINT.
- * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
- deleting an insn, not after.
- (block_alloc): Only look at PATTERN(insn) if we have to, and
- only if it's format class 'i'.
- * loop.c (check_dbra_loop): Check bl->biv->add_val is a
- CONST_INT before using its INTVAL.
- * print-rtl.c (print_rtx): Use X0STR.
- * regmove.c (fixup_match_1): Don't look at PATTERN of
- non-class-'i' insn chain elements.
- * reload.c (loc_mentioned_in_p): Take address of
- in->fld[1].rtx directly.
- * reload1.c (reload): Change reg to a MEM before initializing
- it.
- * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
- have no names.
- * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
-
-Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
-
- * config/mips/mips.c (machine_dependent_reorg): Force a
- barrier to output the local constant pool if a barrier hasn't
- been found at a natural point in the instruction stream.
-
-Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * c-parse.in (language_string): Constify.
-
- * dwarf2out.c (language_string): Remove declaration.
-
- * dwarfout.c (language_string): Likewise.
-
- * toplev.c (language_string, init_parse, finish_parse): Likewise.
-
- * tree.h (language_string, init_parse, finish_parse): Declare.
-
- * i386/sun386.h (language_string): Remove declaration.
-
- * mips.h (language_string): Likewise.
-
- * nextstep.h (language_string): Likewise.
-
- * nextstep21.h (language_string): Likewise.
-
- * rs6000.c (language_string): Likewise.
-
-Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
- (getpwd.o): Remove target.
-
- * getpwd.c: Delete file. Its in libiberty now.
-
- * dbxout.c (getpwd): Don't prototype.
- * dwarf2out.c (getpwd): Likewise
- * dwarfout.c (getpwd): Likewise
- * final.c (getpwd): Likewise.
- * protoize.c (getpwd): Likewise.
-
-Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
-
-Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
-
- * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
- mark_set_resources.
-
-Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
-
- * fixinc/Makefile.in (subdir): New.
- (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
- (Makefile): New.
-
-Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
-
- * emit-rtl.c (copy_rtx_if_shared): A MEM which references
- virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
- be shared.
-
- * invoke.texi: Fix typo.
-
- * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
- changed. Handle autoincrement addressing modes.
-
- * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
- just like we would the virtual incoming args register when
- integrating.
-
-Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.h (ASM_FILE_START): Specify complete filename, including
- path, in .file directive.
-
-Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
-
- * gcc.texi (External Bugs): Remove obsolete note about Perl on
- SunOS.
-
-1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
-
- * stdbool.h: Make the typedef name _Bool, with bool a #defined
- alias.
-
-Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * tree.c (tree_code_name): Constify a char*.
-
- * tree.h (tree_code_name, decl_printable_name): Likewise.
-
- * function.h (struct function): Likewise.
-
- * toplev.c (decl_name, decl_printable_name): Likewise.
-
- * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
-
- * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
- (init_objc): Remove function pointer cast.
-
-Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
-
- * pa.md (interspace_jump): New pattern.
- (builtin_longjmp): New expander.
-
-1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
- _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
- sf_to_df, df_to_sf): Fix potential problem with alias analysis.
-
-Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
-
- * jump.c (delete_prior_computation): Also check calls
- to constant functions. Don't bother checking for a
- REG_UNUSED note before adding it.
- (delete_computation): Handle multi-word hard registers
- when synthesizing missing REG_DEAD notes for a register
- which is both set and used by an insn.
-
-1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * loop.c (this_loop_info): New variable.
- (loop_has_call, loop_has_volatile, loop_has_tablejump,
- loop_continue, loops_enclosed): Replace with fields in this_loop_info.
- All uses updated.
- (prescan_loop, strength_reduce): New argument loop_info. All callers
- updated.
- (scan_loop): New variable loop_info, initialise to address of
- this_loop_info.
- (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
- Delete variable loop_has_multiple_exit targets and replace with
- field in this_loop_info.
- (find_and_verify_loops): Rename this_loop to this_loop_num.
- (strength_reduce): Delete loop_iteration_info. Replace variable
- loop_info with function argument of same name.
- (insert_bct): Rework test for loop being completely unrolled.
-
- * loop.h (struct loop_info): New fields num, loops_enclosed,
- has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
- has_indirect_jump, and cont. Redefine use of unroll_number.
- (loop_unroll_number): Delete.
-
- * unroll.c (unroll_loop): Store loop unroll count in unroll_number
- field of loop_info.
- (loop_iterations): Delete variable vtop and instead use
- loop_info->vtop computed in prescan_loop.
-
-Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
-
- * fix-header.c (main): Do not pass a null pointer to strcmp.
-
-Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
-
- * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
- filenames.
- * configure: Rebuilt.
-
-Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
-
- * jump.c (jump_optimize_1): Do not delete assignments to
- internal_arg_pointer.
- * cse.c (delete_trivially_dead_insns): Always consider a set of
- the internal_arg_pointer live.
-
-Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
-
- * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
- (update_life_info) [REG_WAS_0]: Search the original insns rather
- than the new insns for the note. Fix typos finding note_dest.
- If no dest found, discard the note rather than abort.
- [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
- (replace_insns): Remove the old insn list after update_life_info
- not before.
-
-Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
- sched_analyze_insn.
- (sched_analyze_1): Let add_dependence care for not adding dups.
- (sched_analyze_2): Likewise.
- (add_branch_dependences): Likewise.
-
-Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * i386/winnt.c (export_list): New type.
- (exports_head): Rename to
- (export_head): this.
- (i386_pe_record_exported_symbol): Add is_data flag.
- (i386_pe_asm_file_end): Emit directive for exported variables.
- * i386/cygwin.h (i386_pe_record_exported_symbol): Update
- prototype.
- * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
- (ASM_DECLARE_OBJECT_NAME): Likewise.
- (ASM_DECLARE_FUNCTION_NAME): Likewise.
- * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
-
-Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
-
- * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
- operand.
-
-Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
-
- * config/openbsd.h: Define SET_ASM_OP.
- * tm.texi: cross-reference SET_ASM_OP in the index.
-
-1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
-
- * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
- for a CONST_DOUBLE, at compile time. Initialize rtx_length
- and class_narrowest_mode at compile time. Kill init_rtl.
- Mark rtx_length, mode_class, mode_size, mode_unit_size,
- mode_wider_mode, mode_mask_array, class_narrowest_mode, and
- rtx_format as const. Kill all references to EXTRA_CC_MODES or
- EXTRA_CC_NAMES.
- * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
- format.
- * rtl.h: Declare rtx_length and rtx_format as const.
- * machmode.def: Define CC(). Use CC() to define CCmode. If
- EXTRA_CC_MODES is defined, expand it here.
- * machmode.h: Declare mode_class, mode_size, mode_unit_size,
- mode_wider_mode, mode_mask_array, and class_narrowest_mode as
- const. Kill all references to EXTRA_CC_MODES.
-
- * toplev.c: Don't prototype or call init_rtl.
- * optabs.c: Don't call init_mov_optab.
- * genemit.c: Don't generate init_mov_optab. Don't call
- init_rtl.
- * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
- here.
- * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
- genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
- genrecog.c: Don't call init_rtl.
-
- * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
- rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
- definition of EXTRA_CC_MODES.
-
- * md.texi: Kill ref to EXTRA_CC_NAMES.
- * tm.texi: Document new way to define EXTRA_CC_MODES.
-
- * genrecog.c: Do not look up the name of a define_split.
- (Unrelated bugfix.)
-
-Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/v850/v850.md: Fix typo introduced by previous delta.
-
-Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * gcc.c (fatal): Make definition static to match prototype.
-
-Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * combine.c (get_last_value): Don't look for earlier sets if the last
- known set is somewhere in between the insns being combined.
-
-Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
-
- * configure.in: Don't use shell ! to negate exit codes
- * configure: Regenerate
-
-Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
-
- * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
- the fact that ALIGN is measured in bits, not bytes.
-
-1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
-
- * errors.c: New file; defines functions error, warning, and
- fatal, variables have_error and progname.
- * errors.h: New file; prototypes and decls for stuff in errors.c.
-
- * Makefile: Add rules to build errors.o and
- $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
- genopinit, genrecog, genextract, genpeep, genattr, and
- genoutput with errors.o. Add errors.h to deps of genconfig.o,
- gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
- genpeep.o, genattr.o, and genoutput.o.
-
- * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
- genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
- define or prototype fatal. Set progname at beginning of main.
- * genoutput.c: Likewise, and don't define or prototype error
- either.
-
- * c-typeck.c (c_expand_start_case): Return immediately if exp
- is an ERROR_MARK.
- * fold-const.c (operand_equal_p): Return immediately if arg1
- or arg0 are ERROR_MARKs.
- * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
- fields of type ERROR_MARK when calculating if the record can
- go in a register.
-
-Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
- with much help from Jeffrey A Law and Richard Henderson
-
- * i386.md: In the 6 insns which call output_fix_trunc,
- earlyclobber operands[0].
-
-Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
-
- * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
- creating new registers.
-
-1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
-
- * i386.h: Declare ix86_cpu_string, ix86_arch_string,
- i386_reg_alloc_order, i386_regparm_string,
- i386_align_loops_string, i386_align_jumps_string,
- i386_align_funcs_string, i386_preferred_stack_boundary_string,
- and i386_branch_cost_string as type "const char *".
- * i386.c: Define all above strings as type "const char *".
-
-Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
- when emitting alignment padding. Emit padding byte of 0 instead of 4.
-
-Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
-
- * tree.c (array_type_nelts): Don't create RTL_EXPRs from
- SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
-
-Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
- (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
- (dwarf2out_line, dwarf2out_finish): Likewise.
- * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documentation.
-
-Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * tree.c (lang_unsave_expr_now) : Correct return type.
- * tree.h (lang_unsave_expr_now) : Same.
-
-Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
- instead of duplicating code.
-
-Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
-
-1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
-
- * tree.h: fancy_abort always takes three args.
- * resource.c: Move include of system.h before toplev.h.
-
-Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
-
- * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
- as SYMBOL_REFs.
-
-1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
-
- * system.h: Don't redefine abort or trim_filename.
- * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
- or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
- whether or not __FUNCTION__ is available.
- * tree.h: Duplicate rtl.h's definition of abort, for files
- that don't include rtl.h. Delete all code to perform type
- checking with a compiler other than GCC.
- * varray.h: Delete all code to perform type checking with a
- compiler other than GCC. Make VARRAY_CHECK() always evaluate
- its arguments exactly once, using a statement expression.
- Adjust the VARRAY_<type> accessor macros to match.
- * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
- (_fatal_insn, _fatal_insn_not_found): New fns, take info on
- caller's location. Define fatal_insn and fatal_insn_not_found
- as macros that use _fatal_insn and _fatal_insn_not_found.
- (fancy_abort, trim_filename): Kill prototypes.
-
- * rtl.c (trim_filename): Move here from toplev.c.
- (fancy_abort): New function.
- (DIR_SEPARATOR): Provide default definition.
- * tree.c (tree_check_failed, tree_class_check_failed): Go
- through fancy_abort.
- (tree_check, tree_class_check, cst_or_constructor_check,
- expr_check): Delete.
- * varray.c (varray_check_failed): New function.
- * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
- _fatal_insn and _fatal_insn_not_found. Go through
- fancy_abort.
- (trim_filename, fancy_abort): Delete.
-
- * builtins.c (expand_builtin_args_info): Report ICE with abort.
- * except.c (start_catch_handler): Report ICE with error/abort
- combo.
- * final.c (output_operand_lossage): Likewise.
- * flow.c (verify_flow_info): Likewise.
-
- * gcc.c: Prototype fatal.
- * gengenrtl.c: Undef abort after including rtl.h not system.h.
- * genattr.c, genattrtab.c, genemit.c, genextract.c,
- genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
- Don't define fancy_abort.
-
-Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
-
- * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
- canonization.
-
-Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
-
- * m88k.h (VERSION_INFO2): Kill.
- (VERSION_STRING): Kill.
- (TM_RCS_ID): Kill.
- (VERSION_INFO1): Tidy.
- (TARGET_VERSION): Update.
- * m88k/dgux.h (VERSION_INFO2): Kill.
- (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
- * m88k/luna.h (VERSION_INFO1): Tidy.
- * m88k/sysv4.h (VERSION_INFO1): Likewise.
- * m88k.c (out_rcs_id, tm_rcs_id): Kill.
- (output_file_start): Adjust for death of VERSION_STRING.
-
-1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
-
- * cpplib.c (detect_if_not_defined): New function.
- (do_if): Use it to detect potential once-only headers.
-
-Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * c-common.c (combine_strings): Always set TREE_CONSTANT.
-
-Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * combine.c (nonzero_bits) : Allow single-ly set registers to be
- anywere in the function only if they are pseudos and set before
- being used (not live at the start of the function).
- (num_sign_bit_copies) : Same.
- (get_last_value_validate) : Same.
- (get_last_value) : Same.
-
-Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
-
- * loop.c (express_from): Try harder to unify (* c N) and (* c M)
- where N and M are constant and N is an integer multiple of M.
-
-Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
- (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
- sbitmap_union_of_preds): Add prototypes.
- * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
- the intersection of successors with the new flow graph structures.
- (sbitmap_intersection_of_preds): New function to compute the
- intersection of predecessors with the new flow graph structures.
- (sbitmap_union_of_succs): New function to compute the union of
- successors with the new flow graph structures.
- (sbitmap_union_of_preds): New function to compute the union of
- predecessors with the new flow graph structures.
- * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
- (expr_reaches_here_p): Use edge and basic_block structures instead
- of s_preds and s_succs.
- (compute_cprop_avinout): Use new sbitmap routines.
- (pre_expr_reaches_here_p): Use edge and basic_block structures instead
- of s_preds and s_succs.
- * flow.c (compute_flow_dominators): Compute dominators using
- edges and basic blocks instead of s_preds and s_succs.
-
-Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * lists.c (unused_insn_list, unused_expr_list): New file for
- maintaining various types of lists. New statics for maintaining a
- cache of available INSN_LIST and EXPR_LIST nodes.
- (free_list): Static function for freeing a list of INSN/EXPR nodes.
- (alloc_INSN_LIST): Function to get a free INSN_LIST node.
- (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
- (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
- (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
- (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
- (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
- (free_INSN_LIST_node): Free an individual INSN_LIST node.
- * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
- (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
- (remove_dependence, free_pending_lists): Use new global routines.
- (flush_pending_lists, sched_analyze_insn): Use new global routines.
- (sched_analyze, compute_block_backward_dependences): Use new routines.
- (sched_analyze_1, sched_analyze_2): Use new routines.
- (schedule_insns): Use new global routines.
- * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
- prototypes.
- (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
- (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
- prototypes.
- * toplev.c (rest_of_compilation): Initialize node cache.
- * Makefile.in (OBJS): Add lists.o to list of object files.
- (lists.o): Add dependencies.
-
-Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/v850/v850.md: Fix compile time warning messages.
- * config/v850/v850.c: Fix compile time warning messages.
- * config/v850/v850.h: Fix compile time warning messages.
-
-Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
- Remove unused prototype for `init_lengths'.
-
-Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * calls.c (emit_call_1): Mark parameter `stack_size' with
- ATTRIBUTE_UNUSED.
- (expand_call): Initialize variable `insn'.
- (emit_library_call): Likewise for variable `high_to_save'.
- (emit_library_call_value): Likewise.
- (store_one_arg): Likewise for variables `lower_bound' and
- `upper_bound'.
-
- * combine.c (try_combine): Likewise for variables `i2_code_number'
- and `other_code_number'.
- (find_split_point): Likewise for variables `pos', `unsignedp' and
- `inner'.
- (simplify_if_then_else): Likewise for variables `op' and `c1'.
- (simplify_and_const_int): Remove unused variable `width'.
- (merge_outer_ops): Likewise.
-
- * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
- HOST_WIDE_INT' when comparing against one.
- (simplify_relational_operation): Likewise.
- (cse_insn): Initialize variables `src_eqv_volatile',
- `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
-
- * final.c (init_final): Constify parameter `filename'.
- (final_start_function): Mark parameter `optimize' with
- ATTRIBUTE_UNUSED.
- (profile_function): Likewise for parameters `first' and `optimize'.
- (output_source_line): Likewise for parameter `file'.
-
- * integrate.c (subst_constants): Cast a value to `size_t' when
- comparing against one.
- (mark_stores): Initialize variable `mode'. Cast a value to
- `size_t' when comparing against one.
-
- * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
-
- * loop.c (move_movables): Initialize variable `first'.
- (strength_reduce): Likewise for variable `increment'.
- (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
- value to `size_t' when comparing against one.
- (load_mems): Initialize variable `end_label'.
-
- * output.h (init_final): Constify parameter.
-
- * reload.c (decompose): Initialize variable `base'.
-
- * reload1.c (reload): Likewise for variable `is_scalar'.
- (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
- (choose_reload_regs): Initialize variable `mode'.
- (emit_reload_insns): Likewise for variable `store_insn'.
- (reload_cse_noop_set_p): Mark parameter `insn' with
- ATTRIBUTE_UNUSED.
- (reload_combine): Initialize variable `set'.
-
- * unroll.c (unroll_loop): Likewise for variable `local_label'.
- (copy_loop_body): Cast a value to `size_t' when comparing against
- one.
-
- * varasm.c (assemble_variable): Initialize variable `size_tree'.
- (const_hash): Add an `else abort()' in an if-else-if-else sequence.
- (remove_from_pending_weak_list): Mark parameter `name' with
- ATTRIBUTE_UNUSED.
-
-Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * toplev.c (rest_of_compilation): Use decl_printable_name when opening
- gcse dump file.
-
-Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
- (ASM_DECLARE_FUNCTION_NAME): Define.
- (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
- ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
- ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
- not already defined.
-
-Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
-
- * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
- of n_popped when call/call_value are not defined.
-
-Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
-
- * tm.texi: GNU CC -> GCC conversion.
- (CC1_SPEC): Indicate it is used for all language front ends.
-
-Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
-
- * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
- NOTE_INSN_EH_REGION_END correctly.
-
-Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
- Jeff Law <law@cygnus.com>
-
- * loop.c (strength_reduce): Automatically unroll loops if the
- unrolled loop size is smaller than the rolled loop size.
-
- * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
- and delete comment that code should be rewritten.
-
-Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
-
- * haifa-sched.c (find_rgns): Mark a block found during the DFS search
- as reachable.
-
- * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
-
-Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * fixinc/mkfixinc.sh: Don't fix uwin headers.
- * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
- (LINK_SPEC): Add -u _main when building executables.
- (ASM_DECLARE_FUNCTION): Update from Cygwin.
- (ASM_FILE_END): Use the default for ix86-pe.
- * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
-
-Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
-
- * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
- and ASM_CLOSE_PAREN are empty strings.
-
-Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
- Geoffrey Keating <geoffk@cygnus.com>
-
- * Makefile.in (PREPROCESSOR_DEFINES): New macro.
- (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
- (unprotoize.o): Ditto.
- (test-protoize-simple): Don't define STD_PROTO_DIR.
- * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
- changes to make 'test-protoize-simple' pass.
- (STD_PROTO_DIR): Remove define.
- (STANDARD_EXEC_PREFIX): Supply default define.
- (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
- (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
- (target_version): New variable, init to DEFAULT_TARGET_VERSION.
- (GET_ENV_PATH_LIST): New macro.
- (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
- (do_processing): Initialize default_syscalls_dir using new
- macros. Use it to initialize syscalls_absolute_filename.
-
-Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
-
- * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
- B into a register before emit_conditional_move.
-
-Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
-
- * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
- as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
- multiplicand out of (+ (* a b) (* c d)).
-
-Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
- Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (split_hard_reg_notes): Move to flow.c
- (new_insn_dead_notes): Likewise.
- (update_n_sets): Likewise.
- (update_flow_info): Move to flow.c, renamed to update_life_info;
- extend to handle multiple source insns.
- * flow.c: Include resource.h
- (unlink_insn_chain): New.
- (split_hard_reg_notes): New.
- (maybe_add_dead_note): New.
- (maybe_add_dead_note_use): New.
- (find_insn_with_note): New.
- (new_insn_dead_notes): New.
- (update_n_sets): New.
- (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
- (maybe_remove_dead_notes): New.
- (update_life_info): New.
- (prepend_reg_notes): New.
- (replace_insns): New.
- * output.h (update_life_info): Declare.
- * recog.c (split_block_insns): Use update_life_info.
- * resource.c (find_free_register): Use reg_alloc_order, don't use
- fixed regs, make sure the mode is supported, don't use new regs.
- (reg_dead_p): New.
- * rtl.h (replace_insns): Declare.
-
-Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
-
- * expr.c (expand_expr): Cope with COND_EXPRs with one
- non-returning branch.
-
-Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
-
- * expr.c (store_expr): Always pass down the target, even when not
- doing CSE.
-
-1999-08-24 Nick Clifton <nickc@cygnus.com>
-
- * configure.in: Define target_cpu_default for v850 targets.
- * configure: Regenerate
-
- * config/v850/v850.h (TARGET_CPU_generic): Define.
- (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
- addresses are 4 byte aligned.
-
- * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
- addresses.
-
-Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * genattr.c (function_unit_desc): Constify a char*. Add prototype.
- (main): Add prototypes.
-
- * genattrtab.c (substitute_address, write_const_num_delay_slots,
- attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
- (write_attr_get): Emit prototypes along with function definition.
- (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
- (write_complex_function): Emit static prototype along with
- function definition.
-
- * genemit.c (gen_split): Emit prototypes along with function
- definition.
-
- * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
- Likewise for predicates and `insn_operand_predicate'.
- (process_template): Emit static prototype along with function
- definition.
-
- * genrecog.c (make_insn_sequence): Constify a char*. Add
- prototypes for get_split_*().
- (write_subroutine): Emit prototypes along with function
- definition.
-
-Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * gcse.c (find_avail_set): Follow chains of register-register copies.
- Use oprs_not_set_p to guarantee that the returned value can be
- substituted.
- (cprop_insn): Don't verify the return value of find_avail_set with
- oprs_not_set_p.
-
- * gcse.c (cprop_jump): New function, broken out of cprop_insn.
- (cprop_cc0_jump): New function.
- (cprop_insn): Break out new function cprop_jump and use it.
- Also use cprop_cc0_jump for machines with CC0.
- (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
-
- * tree.h (current_function_calls_setjmp,
- current_function_calls_longjmp): Delete declarations.
- * dsp16xx.c: Include "function.h".
- * elxsi.c: Likewise.
- * gmicro.c: Likewise.
- * h8300.c: Likewise.
- * i370.c: Likewise.
- * m32r.c: Likewise.
- * mn10200.c: Likewise.
- * mn10300.c: Likewise.
- * ns32k.c: Likewise.
- * spur.c: Likewise.
- * v850.c: Likewise.
-
- * rtl.h (rtx_equal_function_value_matters): Declare.
- * toplev.c (rtx_equal_function_value_matters): Don't declare.
- * cse.c: Likewise.
- * function.c: Likewise.
- * emit-rtl.c: Likewise.
-
-Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
-
- * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
- call.
-
-1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
-
- * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
- exactly.
-
-Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
-
- * cpp.texi: Add a node documenting macro varargs (copied
- from extend.texi).
-
-1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
-
- * cppspec.c: Put a null pointer at the end of the new argv.
-
-Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
-
- * configure.in: Remove code to select/de-select the haifa
- scheduler. Every scheduled port gets haifa now.
- * configure: Rebuilt.
- * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
- * sched.c Deleted.
- * Makefile.in: Corresponding changes.
-
-Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
- All callers changed.
- (prepare_float_lib_cmp): Likewise.
- Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
- * expr.h (emit_float_lib_cmp): Delete declaration.
- * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
- * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
- * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
- specially.
- (cmptf): Now conditional on TARGET_HARD_QUAD.
-
-Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
-
- * resource.c (mark_target_live_regs): Use
- PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
-
-Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
-
- * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
-
- * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
-
-Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * rtl.h (rtx_format): Constify a char*.
-
- * rtl.c (rtx_format): Likewise.
- (copy_rtx, copy_most_rtx, read_rtx): Likewise.
- (init_rtl): Use accessor macro, not `rtx_format'.
-
- * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
- char*.
-
- * caller-save.c (mark_referenced_regs): Likewise.
-
- * combine.c (subst, make_compound_operation, known_cond,
- gen_rtx_combine, update_table_tick, get_last_value_validate,
- use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
-
- * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
- refers_to_p, canon_reg, fold_rtx, cse_process_notes,
- count_reg_usage): Likewise.
-
- * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
- Likewise.
-
- * final.c (leaf_renumber_regs_insn): Likewise.
-
- * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
- dump_edge_info, count_reg_references): Likewise.
-
- * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
- fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
- Likewise.
-
- * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
- oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
- add_label_notes): Likewise.
-
- * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
- clear_struct_flag, count_sub_rtxs, count_alternatives,
- compares_alternatives_p, contained_in_p, walk_attr_value,
- write_expr_attr_cache): Likewise.
-
- * genconfig.c (walk_insn_part): Likewise.
-
- * genemit.c (max_operand_1, gen_exp): Likewise.
-
- * genextract.c (walk_rtx): Likewise.
-
- * genflags.c (num_operands): Likewise.
-
- * genoutput.c (scan_operands): Likewise.
-
- * genpeep.c (match_rtx): Likewise.
-
- * genrecog.c (add_to_sequence): Likewise.
-
- * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
- Likewise.
-
- * integrate.c (save_constants, copy_for_inline,
- copy_rtx_and_substitute, subst_constants, restore_constants):
- Likewise.
-
- * jump.c (mark_jump_label, invert_exp, redirect_exp,
- rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
-
- * local-alloc.c (contains_replace_regs, memref_referenced_p):
- Likewise.
-
- * loop.c (record_excess_regs, rtx_equal_for_loop_p,
- add_label_notes, replace_call_address, count_nonfixed_reads,
- invariant_p, find_single_use_in_loop, find_mem_givs,
- find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
- Likewise.
-
- * print-rtl.c (reg_names, print_rtx): Likewise.
-
- * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
-
- * reg-stack.c (stack_regs_mentioned_p, record_label_references,
- record_reg_life_pat, swap_rtx_condition, goto_block_pat,
- print_blocks): Likewise.
-
- * regclass.c (fix_register, record_address_regs,
- reg_scan_mark_refs): Likewise.
-
- * regmove.c (stable_but_for_p): Likewise.
-
- * reload.c (loc_mentioned_in_p, operands_match_p,
- find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
- copy_replacements, refers_to_regno_for_reload_p,
- refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
- reload_when_needed_name, reg_class_names, debug_reload_to_stream):
- Likewise.
-
- * reload1.c (eliminate_regs, scan_paradoxical_subregs,
- delete_address_reloads_1, count_occurrences,
- reload_cse_mem_conflict_p, reload_combine_note_use,
- add_auto_inc_notes): Likewise.
-
- * resource.c (mark_referenced_resources, mark_set_resources):
- Likewise.
-
- * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
- reg_mentioned_p, regs_set_between_p, modified_between_p,
- modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
- rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
- may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
- jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
-
- * sched.c (sched_analyze_2, attach_deaths): Likewise.
-
- * stupid.c (stupid_mark_refs): Likewise.
-
- * unroll.c (remap_split_bivs): Likewise.
-
- * varasm.c (mark_constants): Likewise.
-
- * a29k/a29k.c (uses_local_reg_p): Likewise.
-
- * alpha/alpha.c (summarize_insn): Likewise.
-
- * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
- eliminate_lr2ip): Likewise.
-
- * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
-
- * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
- reg_mentioned_in_mem): Likewise.
-
- * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
- symbolic_reference_mentioned_p): Likewise.
-
- * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
-
- * sh/sh.c (regs_used, mark_use): Likewise.
-
- * vax/vax.c (vax_rtx_cost): Likewise.
-
-Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * machmode.h (mode_name): Constify a char*.
-
- * rtl.c (mode_name): Likewise.
-
- * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
-
- * optabs.c (init_libfuncs): Constify a char*.
-
- * print-tree.c (mode_name): Remove redundant declaration.
- (print_node): Use accessor macro, not `mode_name'.
-
- * reload1.c (dump_needs): Constify a char*. Use accessor macro,
- not `mode_name'.
- (new_spill_reg): Constify a char*.
-
- * tree.c (mode_name): Remove redundant declaration.
-
-Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * rtl.c (rtx_name): Constify a char*.
-
- * rtl.h (rtx_name, fix_sched_param): Likewise.
-
- * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
- (mypr): Use accessor macro, not `rtx_name'.
-
- * genemit.c (print_code): Constify a char*.
-
- * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
-
- * genpeep.c (print_code): Constify a char*.
-
- * genrecog.c (print_code): Likewise.
-
- * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
- end_bb): Add static prototype.
- (draw_edge): Constify a char*.
- (end_bb): Remove unused parameter.
-
- * haifa-sched.c (fix_sched_param, safe_concat, print_exp
- print_block_visualization): Constify a char*.
-
-Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
-
- * c-common.c (c_get_alias_set): Update comment.
-
-1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
-
- * linux.h (LIB_SPEC): Added.
-
-Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.h (STARTFILE_SPEC): Don't def.
-
-1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
-
- * tree.c (expr_check): Fix typo in last change.
-
-1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
-
- * rtl.def (NOTE): Change format to "iuu0n".
- (ADDR_DIFF_VEC): Change format to "eEee0".
- (ADDRESSOF): Change format to "eit".
-
- * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
- (RTVEC_ELT): Change to match.
- (XVECEXP): Use XVEC and RTVEC_ELT.
- (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
- ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
- (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
- CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
- TRAP_CONDITION, TRAP_CODE): Use XEXP.
- (INTVAL): Use XWINT.
- (ADDRESSOF_DECL): Use XTREE.
- (SET_ADDRESSOF_DECL): Delete.
- (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
- NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
- ifdefed out since 2.6 at least.
- (gen_rtvec_vv): Delete prototype.
-
- * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
- not rtunion.
- (copy_most_rtx): Handle 't' format letter.
- * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
- (gen_rtvec_vv): Delete function. All callers changed to use
- gen_rtvec_v instead.
- * print-rtl.c (print_rtx): Move special casing of NOTEs to
- the '0' format letter.
-
- * function.c (gen_mem_addressof): Don't use
- SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
- instead.
- * integrate.c (copy_rtx_and_substitute): Likewise.
- Copy 't' slots with XTREE.
- (subst_constants): Treat 't' slots like '[swi]' slots.
- * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
- * jump.c (rtx_equal_for_thread_p): Likewise.
- * rtlanal.c (rtx_equal_p): Likewise.
- * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
- only four arguments.
- * gengenrtl.c (type_from_format): Provide correct types for
- 'b' and 't' slots.
-
-
- * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
- If a recent gcc is in use (always in stage2 and beyond), use
- statement expressions, so we don't make a function call unless
- the check fails. Evaluate arguments exactly once.
- (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
- TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
- Delete.
- (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
- they evaluate their arguments exactly once, irrespective of
- the compiler in use.
-
- * tree.c [ENABLE_CHECKING]: Define whichever set of functions
- is used by the currently-enabled check macros. This is:
- (tree_check_failed, tree_class_check_failed): For gcc.
- (tree_check, tree_class_check, cst_or_constructor_check,
- expr_check): For other compilers.
-
- * gencheck.c: Do not define any *_CHECK1 macros.
-
-Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
- Mark Mitchell <mark@codesourcery.com>
-
- * c-common.c (c_get_alias_set): Fix support for pointers and
- references.
-
-Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
-
- * alias.c: Include tree.h.
- (nonlocal_reference_p, mark_constant_function): New functions.
- * flow.c (life_analysis): Call mark_constant_function.
- * rtl.h (mark_constant_function): Declare it.
-
-Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
- unrecognisable switches.
-
-Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (recombine_givs): Set ix field after sorting.
- (recombine_givs): Remove bogus index / giv lockstep looping.
-
-Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
- on CODE.
- (emit_store_flag_force): Use do_compare_rtx_and_jump.
- (do_cmp_and_jump): Formatting fixes.
- * expr.c (do_compare_and_jump): Renamed from compare; changed to call
- do_compare_rtx_and_jump instead of compare_from_rtx.
- (do_compare_rtx_and_jump): New function; mostly copied from
- compare_from_rtx.
- (do_jump_for_compare): Delete.
- (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
- MIN_EXPR.
- (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
- of compare/do_jump_for_compare pairs.
- (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
- (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
- compare_from_rtx/do_jump_for_compare pairs.
- (do_jump_by_parts_equality): Likewise.
- (do_jump_by_parts_equality_rtx): Likewise.
- * expr.h (do_compare_rtx_and_jump): Declare.
- * optabs.c (prepare_cmp_insn): New function, contains most of the code
- that used to be in emit_cmp_insn.
- (cmp_available_p): New function.
- (prepare_operand): New function.
- (emit_cmp_and_jump_insn_1): New function, contains some code that used
- to be in emit_cmp_insn.
- (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
- parameters to be pointers; don't emit final compare but modify some of
- the values pointed to by the args so the caller can perform the
- correct comparison.
- (expand_binop): Call emit_store_flag_force with signed forms of
- comparison code.
- (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
- emit_jump_insn pair.
- (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
- emit_cmp_and_jump_insn_1. Call emit_queue.
- (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
- arg.
- * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
- jump sets cc0 before deleting it.
- * integrate.c (expand_inline_function): Likewise.
- * unroll.c (unroll_loop): Similar changes in several places.
- (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
- before deleting it.
-
-Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * Makefile.in (insn-recog.o): Update dependencies.
- * genrecog.c (main): Make generated file include "function.h".
-
-Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * cse.c (cse_insn): Call never_reached_warning when a jump is
- changed to be unconditional.
- * flags.h: Declare warn_notreached.
- * flow.c (delete_block): Call never_reached_warning when
- a block is deleted.
- * jump.c (delete_barrier_successors): Call never_reached_warning
- when we delete everything after a BARRIER.
- (never_reached_warning): New function.
- * rtl.h: Declare never_reached_warning.
- * toplev.c (warn_notreached): New variable.
- (lang_independent_options): Set warn_notreached
- when -Wunreachable-code.
- (compile_file): We need line numbers for -Wunreachable-code.
-
-Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * haifa-sched.c (insn_unit): Fix typo on out of range test.
- * sched.c (insn_unit): Likewise.
-
-Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
-
- * combine.c (distribute_notes): Handle REG_EH_RETHROW.
-
-Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * flow.c (create_edge_list): Use xmalloc, not malloc.
-
-Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
-
- * fixinc/inclhack.def (no_double_slash): Do not trash single-line
- C-style comments. Do not lose the character before double slash.
-
-Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * basic-block.h (struct edge_list): Stucture to maintain a vector
- of edges.
- (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
- INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
- (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
- New function prototypes.
- * flow.c (create_edge_list): Function to create an edge list.
- (free_edge_list): Discards memory used by an edge list.
- (print_edge_list): Debug output showing an edge list.
- (verify_edge_list): Internal consistency check for an edge list.
- (find_edge_index): Function to find an edge index for a pred and succ.
-
-Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
-
- * tree.c (type_hash_add): Use permalloc to allocate nodes in the
- hashtable.
-
-Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
-
- * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
-
-Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
-
- * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
-
-Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
-
- * toplev.c (rest_of_compilation): Allow machine dependent
- reorganisation pass to place information into the RTL dump
- file if it so wishes.
-
-Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
-
- * explow.c (hard_function_value): Use VOIDmode instead of
- MAX_MACHINE_MODE.
- * stmt.c (expand_return): Likewise.
- * stor-layout.c (get_best_mode): Likewise.
-
- * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
- emit call instead of emit_insn call.
-
-Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * configure.in: Handle --disable/enable-win32-registry.
- * install.texi: Document --disable/enable-win32-registry.
- * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
- (WIN32_REGISTRY_KEY): New macro.
- * prefix.c: Use to enable/disable win32-specific code.
- (lookup_key): Use versioned key.
- * configure: Regenerate.
- * config.in: Likewise.
-
-Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * cpplib.c (read_line_number): New fn, split out of...
- (do_line): Here.
-
-Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- tree.c (lang_unsave_expr_now) : New.
- (unsave_expr_now): Call lang_unsave_expr_now.
- tree.h (lang_unsave_expr_now) : New.
-
-Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (flag_new_exceptions): On by default.
-
-1999-08-13 Michael Meissner <meissner@cygnus.com>
-
- * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
-
-Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * dwarfout.c (fundamental_type_code): Return FT_boolean for
- INTEGER_TYPE with precision==1, it's __java_boolean.
-
-Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * global.c (prune_preferences): Move some invariants out of the
- inner loop.
-
-Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
-
- * configure.in (alpha*-dec-osf*): Add osf5.
-
-Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
-
- * configure.in: Rework handling of ARM GNU/Linux slightly.
- (arm*-*-linux-gnuoldld): New target.
- * configure: Regenerate.
- * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
- arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
- * config/arm/linux-oldld.h: New file.
- * config/arm/linux-elf26.h: Don't include linux-elf.h.
- (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
- Don't define.
- * config/arm/linux-elf.h (ASM_SPEC): Define.
- (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
- SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
- for 26-bit APCS and old linker.
- (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
- `arm_elf'.
- (FP_DEFAULT): Define to FP_SOFT3 for all machines.
- * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
- don't define `arm' or `arm_elf'.
- * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
- MULTILIB_DIRNAMES): Define. Fix typo in comment.
-
-Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
-
- * rtl.texi: Fix typo.
-
-Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * invoke.texi (C++ Dialect Options): Add -fms-extensions.
-
-Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
-
- * extend.texi (C++ Signatures): Remove node.
- * invoke.texi: Remove discussion of -fhandle-signatures,
- signature, sigof, __signature__, and __sigof__.
-
-Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
-
- * Makefile.in (JAVAGC): Removed.
-
-Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
-
-1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
-
- * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
-
-1999-08-11 Richard Earnshaw (rearnsha@arm.com)
-
- * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
- a register that is already known to be a pointer.
-
-1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
-
- * fixinc/inclhack.tpl: Only install assert.h conditionally.
- * fixinc/inclhack.sh: Regenerated.
- * fixinc/fixincl.sh: Regenerated.
-
-Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
-
- * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
- Fix documentation of -ansi flag to describe its C++ behavior.
- Remove bogus reference to GCC 2.9.
-
-Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
-
- * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
- note if it is non-NULL.
-
-Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * except.h (eh_nesting_info): Add new structure definition.
- (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
- (reachable_handlers, update_rethrow_references): Add function
- prototypes.
- * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
- a rethrow symbol instead of an integer exception region number.
- * flow.c (Make_edges): Use new exception nesting routines to determine
- which handlers are reachable from a CALL or asynchronous insn.
- Don't add an edge for calls with a REG_EH_REGION of -1 to non-local
- goto receivers.
- (delete_eh_regions): Update rethrow labels, and don't delete
- regions which are the target of a rethrow.
- * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
- avoid overloading the SYMBOL_REF_USED flag.
- (rethrow_symbol_map): Use new rethrow_ref field.
- (rethrow_used): Use new rethrow_ref field.
- (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
- of an integer. Fix formatting.
- (output_exception_table_entry): Use new rethrow_ref field.
- (can_throw): Check for EH_REGION_NOTE before deciding
- whether a CALL can throw or not.
- (scan_region): Call rethrow_used() instead of accessing data structure.
- (update_rethrow_references): New function to make sure only regions
- which are still targets of a rethrow are flagged as such.
- (process_nestinfo): New static function to initialize a handler
- list for a specific region.
- (init_eh_nesting_info): New function to allocate and initialize
- the list of all EH handlers reachable from all regions.
- (reachable_handlers): New function to retrieve the list of handlers
- reachable from a specific region and insn.
- (free_eh_nesting_info): New function to dispose of a list of
- reachable handlers.
-
-Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
-
- * flow.c (split_edge): Set JUMP_LABEL field.
- (commit_one_edge_insertion): Set head correctly for insert_before.
- When inserting insns, update insn block numbers if allocated.
-
-Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
- retry_incomplete_types): Add static prototype.
- (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
- dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
- dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
- dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
- dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
- Constify a char*.
-
- * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
- dwarf2out_start_source_file, dwarf2out_line): Likewise.
-
-Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * output.h (assemble_name): Constify a char*.
-
- * varasm.c (UNIQUE_SECTION, assemble_start_function,
- assemble_variable, assemble_name): Likewise.
-
- * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
-
- * arm/pe.c (arm_pe_unique_section): Likewise.
-
- * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
-
- * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
-
- * i386/interix.c (i386_pe_unique_section): Likewise.
-
- * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
-
- * i386/winnt.c (i386_pe_unique_section): Likewise.
-
- * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
-
- * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
-
- * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
-
- * pa/pa.c (output_call): Likewise.
-
- * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
-
- * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
-
- * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
- Likewise.
-
- * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
- Likewise.
-
- * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
-
- * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
- STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
-
- * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
-
-Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
-
-Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * tree.h (lang_identify): Constify a char*.
- (print_error_function): Add extern prototype. Constify a char*.
-
- * c-lang.c (lang_identify): Constify a char*.
-
- * objc/objc-act.c (lang_identify): Constify a char*.
-
-Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * genpeep.c (main): Make generated file include "function.h".
- * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
-
-Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * Makefile.in: Update dependencies.
- * alias.c: Include "function.h"
- * c-decl.c: Likewise.
- * caller-save.c: Likewise.
- * calls.c: Likewise.
- * combine.c: Likewise.
- * cse.c: Likewise.
- * explow.c: Likewise.
- * final.c: Likewise.
- * global.c: Likewise.
- * graph.c: Likewise.
- * local-alloc.c: Likewise.
- * loop.c: Likewise.
- * optabs.c: Likewise.
- * profile.c: Likewise.
- * recog.c: Likewise.
- * regclass.c: Likewise.
- * regmove.c: Likewise.
- * reload.c: Likewise.
- * reorg.c: Likewise.
- * resource.c: Likewise.
- * sched.c: Likewise.
- * stupid.c: Likewise.
- * config/1750a/1750a.c: Likewise.
- * config/a29k/a29k.c: Likewise.
- * config/arc/arc.c: Likewise.
- * config/arm/arm.c: Likewise.
- * config/arm/thumb.c: Likewise.
- * config/c4x/c4x.c: Likewise.
- * config/clipper/clipper.c: Likewise.
- * config/convex/convex.c: Likewise.
- * config/fx80/fx80.c: Likewise.
- * config/i860/i860.c: Likewise.
- * config/m68k/m68k.c: Likewise.
- * config/m88k/m88k.c: Likewise.
- * config/mips/mips.c: Likewise.
- * config/pdp11/pdp11.c: Likewise.
- * config/pyr/pyr.c: Likewise.
- * config/romp/romp.c: Likewise.
- * config/sh/sh.c: Likewise.
- * config/tahoe/tahoe.c: Likewise.
- * config/vax/vax.c: Likewise.
- * config/we32k/we32k.c: Likewise.
- * config/sparc/sparc.c: Include "function.h".
- (mem_min_alignment): Test current_function rather than
- regno_pointer_align.
- * config/pa/pa.c: Likewise.
- (compute_frame_size): Delete declaration of
- current_function_outgoing_args_size.
- * config/arc/arc.h (current_function_varargs): Delete declaration.
- * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
- declaration.
- * config/i370/i370.h (current_function_outgoing_args_size): Delete
- declaration.
- * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
- current_function_uses_pic_offset_table.
- * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
- of current_function_returns_pointer.
- * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
- * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
- * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
- * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
- * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
- * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
- * config/m88k/m88k.c: Include "function.h"
- (call_used_regs, current_function_pretend_args_size,
- current_function_outgoing_args_size, frame_pointer_needed): Delete
- declarations.
- * config/m88k/m88k.h (current_function_pretend_args_size): Delete
- declaration.
- * config/mips/mips.h (current_function_calls_alloca): Delete
- declaration.
- * config/mn10200/mn10200.h (current_function_needs_context,
- rtx_equal_function_value_matters): Delete declarations.
- * config/ns32k/ns32k (current_function_uses_pic_offset_table,
- flag_pic): Delete declarations.
- * config/pa/pa.h (current_function_pretend_args_size,
- current_function_decl): Delete declarations.
- * config/pa/som.h (current_function_varargs): Delete declaration.
- * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
- declaration.
- * config/pyr/pyr.h (current_function_pretend_args_size,
- current_function_args_size, current_function_calls_alloca): Delete
- declarations.
- * config/sh/sh.h (current_function_varargs): Delete declaration.
- * config/sparc/sparc.h (current_function_outgoing_args_size,
- current_function_calls_alloca, current_function_decl): Delete
- declarations.
- * config/spur/spur.h (current_function_pretend_args_size,
- current_function_calls_alloca): Delete declarations.
- * config/v850/v850.c (current_function_outgoing_args_size): Delete
- declaration.
- * config/vax/vms.h (current_function_name): Delete declaration.
- * gcse.c: Include "function.h".
- (current_function_name, current_function_calls_setjmp): Delete
- declarations.
- * haifa-sched.c: Include "function.h".
- (forced_labels): Delete declaration.
- * jump.c: Likewise.
- * reg-stack.c: Likewise.
- * reload1.c: Likewise.
- * genemit.c (main): Make generated file include function.h.
- * genoutput.c (output_prologue): Likewise.
-
- * builtins.c (saveregs_value, apply_args_value): Delete variables.
- * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
- sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
- regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
- regno_reg_rtx, sequence_stack): Delete variables. Add accessor
- macros for some of them.
- (emit_filename, emit_lineno): Delete declarations.
- (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
- regno_pointer_* variables through current_function.
- (gen_inline_header_rtx): Delete function.
- (save_emit_status): Delete function.
- (set_new_last_label_num): New function.
- (clear_emit_caches): New function.
- (restore_emit_status): Just clear last_labelnum and call
- clear_emit_caches.
- (get_last_insn_anywhere): Variable sequence_stack is now accessed
- through macro seq_stack.
- (add_insn_after): Likewise.
- (add_insn_before): Likewise.
- (remove_insn): Likewise.
- (pop_topmost_sequence): Likewise.
- (in_sequence_p): Likewise.
- (start_sequence_for_rtl_expr): Likewise.
- (start_sequence): Likewise, and likewise for
- sequence_rtl_expr/seq_rtl_expr.
- (push_topmost_sequence): Likewise.
- (end_sequence): Likewise.
- (init_virtual_regs): Now takes a "struct emit_status *" argument.
- All callers changed. Store into that pointer instead of globals.
- (init_emit): Allocate emit elt of current_function.
- Changes for sequence_rtl_expr/sequence_stack renaming.
- Call clear_emit_caches instead of doing it in-line.
- Access regno_pointer_* variables through current_function.
- (init_emit_once) Don't clear sequence_stack.
-
- * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
- Delete variables.
- (arg_pointer_save_area): Delete declaration.
- (finish_expr_for_function): Renamed from init_queue; no longer static.
- (init_expr): Don't call init_queue.
- (save_expr_status, restore_expr_status): Delete functions.
- (expand_expr): Changes to reflect new layout of struct function.
- Don't access current_function_check_memory_usage when current_function
- is 0.
- * expr.h (forced_labels, save_expr_regs, saveregs_value,
- apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
- current_function_outgoing_args_size, current_function_arg_offset_rtx,
- current_function_uses_const_pool, function_call_count,
- current_function_uses_pic_offset_table, nonlocal_labels,
- current_function_internal_arg_pointer, nonlocal_goto_stack_level,
- current_function_check_memory_usage, nonlocal_goto_handler_slots,
- pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
- declarations.
- (finish_expr_for_function): Declare.
- * flags.h (current_function_has_nonlocal_label,
- current_function_has_nonlocal_goto, current_function_is_thunk,
- current_function_has_computed_jump): Delete declarations.
- * flow.c (forced_labels): Delete declaration.
- * function.c (current_function_pops_args,
- current_function_returns_struct, current_function_returns_pcc_struct,
- current_function_needs_context, current_function_calls_setjmp,
- current_function_calls_longjmp, current_function_has_nonlocal_label,
- current_function_has_nonlocal_goto, current_function_is_thunk,
- current_function_has_computed_jump, current_function_calls_alloca,
- current_function_contains_functions, current_function_returns_pointer,
- current_function_epilogue_delay_list, current_function_args_size,
- current_function_pretend_args_size, current_function_arg_offset_rtx,
- current_function_outgoing_args_size, current_function_varargs,
- current_function_stdarg, current_function_args_info, cleanup_label,
- current_function_name, current_function_uses_const_pool,
- current_function_instrument_entry_exit, current_function_return_rtx,
- current_function_uses_pic_offset_table, nonlocal_labels,
- current_function_internal_arg_pointer, current_function_cannot_inline,
- current_function_check_memory_usage, function_call_count,
- nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
- nonlocal_goto_stack_level, return_label, save_expr_regs,
- stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
- tail_recursion_reentry, arg_pointer_save_area, frame_offset,
- context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
- last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
- temp_slot_level, var_temp_slot_level, target_temp_slot_level):
- Delete variables.
- (push_function_context_to): Don't save them. Don't call
- save_storage_status, save_emit_status or save_expr_status.
- (pop_function_context_from): Don't restore them. Don't call
- restore_storage_status or restore_expr_status.
- (get_func_frame_size): New function.
- (get_frame_size): Use it.
- (assign_outer_stack_local): Reflect some member name changes in struct
- function.
- (put_reg_into_stack): Likewise.
- (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
- seq_rtl_expr.
- (fixup_var_refs): Likewise.
- (fix_lexical_addr): Likewise.
- (trampoline_address): Likewise.
- (prepare_function_start): Clear field inlinable of current_function.
- (init_function_for_compilation): New function.
- (expand_dummy_function_end): New function.
- (expand_function_end): Call finish_expr_for_function.
- * function.h (struct emit_status): New; fields moved here from struct
- function and from global variables. Add accessor macros for some of
- the fields.
- (struct expr_status): Likewise.
- (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
- (struct function): Add fields expr and emit, inlinable, inl_emit,
- original_arg_vector, original_decl_initial, inl_last_parm_insn,
- inl_max_label_num. Add many comments.
- Add accessor macros for all elts of struct function that no longer
- have a global variable.
- (cleanup_label, return_label, frame_offset, tail_recursion_label,
- tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
- stack_slot_list): Delete declarations.
- (get_func_frame_size): Declare.
- (save_expr_status, restore_expr_status, save_emit_status,
- save_storage_status, restore_storage_status): Delete declarations.
- (init_virtual_regs): Declare.
- * output.h (current_function_pops_args,
- current_function_returns_struct, current_function_returns_pcc_struct,
- current_function_needs_context, current_function_calls_setjmp,
- current_function_calls_longjmp, current_function_calls_alloca,
- current_function_has_nonlocal_label, current_function_varargs,
- current_function_has_computed_jump, current_function_returns_pointer,
- current_function_contains_functions, current_function_args_size,
- current_function_pretend_args_size, current_function_stdarg,
- current_function_outgoing_args_size, current_function_args_info,
- current_function_name, current_function_return_rtx,
- current_function_epilogue_delay_list,
- current_function_uses_const_pool, current_function_cannot_inline):
- Delete declarations.
- * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
- regno_reg_rtx): Delete declaration.
- (REGNO_POINTER_FLAG): Delete macro.
- * stmt.c (expand_goto): Changes to reflect that some fields in struct
- function were renamed.
- * stor-layout.c (save_storage_status, restore_storage_status): Delete
- functions.
- * toplev.c: Include "function.h".
- (current_function_decl): Delete declaration.
- (compile_file): Call init_dummy_function_start and
- expand_dummy_function_end around some initializations that need to
- emit rtl.
- (rest_of_compilation): Use DECL_SAVED_INSNS properly.
- Call init_function_for_compilation.
- * unroll.c: Include "function.h"
- (unroll_loop): Access regno_pointer_* variables through
- current_function.
-
- * tree.h (struct tree_decl): Add elt f to saved_insns member.
- (DECL_SAVED_INSNS): use it.
- (expand_dummy_function_end): Declare.
- (init_function_for_compilation): Declare.
- * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
- that it's no longer an INLINE_HEADER.
- (expand_call): Likewise.
- * integrate.c (finish_inline): Delete function.
- (max_parm_reg, parm_reg_stack_loc): Delete declarations.
- (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
- args. Don't generate an INLINE_HEADER rtx, just return the arg
- vector. All callers changed.
- (save_for_inline_copying): Create a duplicate struct emit_status to
- hold the emit state for compiling the current function. Use this and
- the other new fields in struct function that are for integration
- instead of an INLINE_HEADER.
- Use memcpy instead of bcopy.
- Store the current struct function in DECL_SAVED_INSNS of fndecl.
- (save_for_inline_nocopy): Similar changes, except no new emit_status
- is needed here.
- (expand_inline_function): Get information from function structure,
- not from an inline header rtx.
- (output_inline_function): Lose code to extract the necessary
- information from an inline header; simply put back the function
- structure into current_function. Clear its inlinable elt.
- * rtl.def (INLINE_HEADER): Delete.
- * rtl.h: Delete all accessors for an INLINE_HEADER.
- (gen_inline_header_rtx): Delete declaration.
- (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
- Delete declarations.
- (REGNO_POINTER_ALIGN): Delete.
- (clear_emit_caches): Declare.
- (set_new_last_label_num): Declare.
-
-Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * print-tree.c (print_node): Print base for OFFSET_TYPEs.
-
- * except.c (expand_eh_region_start_for_decl): Always start a new block.
- * stmt.c (is_eh_region): Make sure current_function is present, too.
-
-Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
- for 64bit PA targets.
-
- * pa.h (SELECT_SECTION): Define.
- * som.h (SELECT_SECTION): Delete.
-
-Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * alias.c (init_alias_analysis): Wrap call to
- `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
-
-1999-08-07 Bruce Korb <autogen@linuxbox.com>
-
- * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
- <sys/asm.h> contains an asm comment with an apostrophe
- * fixinc/inclhack.sh: regen
- * fixinc/fixincl.x: regen
-
-Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
-
- * function.c (init_function_start): Clear prologue & epilogue.
- (prologue_epilogue_contains): New function.
- * alias.c (init_alias_analysis): Use it.
- * rtl.h (prologue_epilogue_contains): Declare it.
-
-Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
-
- * jump.c (onlyjump_p): New function.
- * rtl.h: Declare it.
- * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
- of condjump_p in calling tidy_fallthru_edge and merge_blocks.
-
-Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
-
- * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
- to invert loops. Simplify block scanning.
-
-Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
- (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
-
-1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
-
- * config/sparc/liteelf.h: New file to support sparclite-elf target
- * config/sparc/t-sp86x: New file to support sparc86x targets
- * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
- * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
- * configure.in: Support above target triplets
- * configure: Regenerated
-
-Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
-
- * fixinc/server.c (server_setup): Do not prefix function used as
- parameter with `&'.
-
-Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
- Remove fp reg alternatives.
-
-Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
-
- * Makefiin (TAROUTOPTS): Kill.
- (install-headers-tar): Use "xpf" for tar headerfile extraction
- * i370/x-oe (TAROUTOPTS): Delete.
- * m68k/x-apollo68 (TAROUTOPTS): Delete.
- * m68k/x-hp320 (TAROUTOPTS): Delete.
- * m68k/x-hp320g (TAROUTOPTS): Delete.
- * gcc.texi: Update bug reporting text.
-
-1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
-
- * reg-stack.c (change_stack) Fixed problem with negative array index.
-
-Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
-
- * extend.texi, install.texi: Fix spelling mistakes.
-
- * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
- (s-attrtab); No longer try to use pre-made insn-attrtab file.
- * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
- PREMADE_ATTRTAB_MD.
- * mips/t-ecoff: Likewise.
- * mips/t-elf: Likewise.
- * mips/t-mips: Likewise.
- * mips/t-osfrose: Likewise.
- * mips/t-r3900: Likewise.
- * mips/t-svr3: Likewise.
- * mips/t-svr4: Likewise.
- * mips/t-ultrix: Likewise.
-
- * gcc.texi: Document recommend means to provide software floating
- point libraries in libgcc.a
-
-1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
-
- * c-lex.c (yylex): We can have a number with no digits.
-
-Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
-
- * jump.c (delete_prior_computation): New function, broken
- out of delete_computation. Check for side effects with
- side_effects_p instead of FIND_REG_INC_NOTE. Handle
- multi-word hard registers.
- (delete_computation): Use it. Check for side effects with
- side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
- missing REG_DEAD note for a register which is both set and
- used by an insn.
-
-Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
-
- * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
- (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
- (ASM_FILE_START): Import _mcount with the right type.
- (ASM_DECLARE_FUNCTION_NAME): Define.
- (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
- * pa.c (output_function_prologue): Always emit the function's label
- here.
- * pa.h (TEXT_SPACE_P): Define.
- (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
- (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
- * som.h (TEXT_SPACE_P): Delete.
- (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
- (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
-
-Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (emit_group_load): Allow src to be a CONCAT.
-
-Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
- (___mulsi3): Use '!' comment character.
-
-Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
-
-Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
-
- * gcc.c: Update URLs and mail addresses.
- * gcc.texi: Likewise.
-
-Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
-
- * rs6000.c (current_file_function_operand): Return zero for
- weak functions.
- (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
- weak symbols.
- * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
- for weak symbols.
-
-Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
-
- * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
- allocate space in the stack frame for the PIC register.
-
-Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
-
- * m68k.md (xordi3, anddi3): These patterns are not available on
- the coldfire.
-
-Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
-
- * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
- (PUT_REAL): Likewise.
-
-Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * final.c (shorten_branches): Don't add an alignment for loops
- that have no label inside.
-
-Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
- prototypes in macro HAVE_cmpstrsi.
-
- * cpplib.c (cpp_get_token): Remove unused label `op3'.
-
- * emit-rtl.c (operand_subword): Remove unused variable
- `bits_per_word'.
-
- * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
-
- * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
-
-Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
-
- * cpphash.c (macroexpand): Delete leading whitespace when arg
- is concatenated before.
- (unsafe_chars): Correct test for whether + and - can extend a
- token.
-
- * cppinit.c (cpp_start_read): Do dependencies for
- -include/-imacros files also.
-
- * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
- tokenizing non-directive lines.
- (cpp_expand_to_buffer): Temporarily disable no-output mode.
- * cppmain.c: In no-output mode, just call cpp_scan_buffer for
- the input file.
-
-Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
-
- * c-lex.c: Sync with C++ frontend.
- (linemode): New variable.
- (parse_float): imag, conversion_errno, and type are output only.
- (yylex): Adjust. Move initial '.' case into main switch.
- Use linemode.
- (handle_generic_pragma): Just deal with tokens.
- (readescape): Use ISXDIGIT and ISGRAPH.
- * c-parse.in: Add END_OF_LINE token.
-
- * c-lex.c (lang_init): Generalize.
- (nextchar): Remove. Replace uses with UNGETC.
- (skip_white_space): Handle linemode here. Optimize for cpplib.
- (skip_white_space_on_line): Remove.
- (extend_token_buffer_to): New fn.
- (extend_token_buffer): Use it.
- (read_line_number, check_newline): Just deal with tokens.
- (token_getch, token_put_back): New fns.
- (yylex): Use them. More cpplib optimizations. Simplify.
-
-Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
- Jason Merrill <jason@yorick.cygnus.com>
-
- * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
- (consume_string): Make this smart about USE_CPPLIB.
- (check_newline): Rewrite to be intelligent about USE_CPPLIB.
- (yylex): Rewrite to be intelligent about USE_CPPLIB.
- Also, clean up cases where we redundantly set token_buffer[0].
- (read_line_number): New fn.
- (ignore_escape_flag): New variable.
-
-Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
-
- * a29k/t-a29kbare: Fix some comments.
- (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
- (FPBIT, DPBIT): Define.
- * a29k/t-vx29k: Likewise.
- * arc/t-arc: Likewise.
- * arm/t-arm-elf: Likewise.
- * arm/t-bare: Likewise.
- * arm/t-pe: Likewise.
- * arm/t-pe-thumb: Likewise.
- * arm/t-semi: Likewise.
- * arm/t-thumb: Likewise.
- * arm/t-thumb-elf: Likewise.
- * arm/t-thumb-linux: Likewise.
- * h8300/t-h8300: Likewise.
- * i960/t-i960: Likewise.
- * i960/t-vxworks960: Likewise.
- * m32r/t-m32r: Likewise.
- * mips/t-ecoff: Likewise.
- * mips/t-elf: Likewise.
- * mips/t-r3900: Likewise.
- * pa/t-pro: Likewise.
- * rs6000/t-aix43: Likewise.
- * rs6000/t-beos: Likewise.
- * rs6000/t-newas: Likewise.
- * rs6000/t-ppccomm: Likewise.
- * rs6000/t-rs6000: Likewise.
- * rs6000/t-winnt: Likewise.
- * rs6000/t-xnewas: Likewise.
- * rs6000/t-xrs6000: Likewise.
- * sh/t-sh: Likewise.
- * sparc/t-elf: Likewise.
- * sparc/t-sparcbare: Likewise.
- * sparc/t-sparclite: Likewise.
- * sparc/t-splet: Likewise.
- * v850/t-v850: Likewise.
- * mn10200/t-mn10200: Fix comments.
- * mn10300/t-mn10300: Likewise.
-
- * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
- dummy operand. Allocate a new pseudo for the dummy operand.
- (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
-
- * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
-
-Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
-
- * configure: Rebuilt.
- * configure.in: Removed --enable-java-gc option and JAVAGC subst.
-
-Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
-
- * recog.c (preproces_constraints): Zero recog_op_alt before
- processing the constraints.
-
- * arm.c (typedef minipool_node): Renamed from pool_node.
- (minipool_vector, minipool_size, minipool_vector_label): Similarly.
- (add_minipool_constant): New function.
- (dump_minipool): New function.
- (find_barrier): Remove special case for getting the insn size of
- an insn that references the constant pool.
- (minipool_fixup): New structure.
- (push_minipool_barrier): New function.
- (push_minipool_fix): New function.
- (note_invalid_constants): New function.
- (add_pool_constant, dump_table, fixit, broken_move): Delete.
- (arm_reorg): Rewrite code to fix up the constant pool into a
- series of mini-pools embedded in the insn stream.
- (arm_output_epilogue): New function, made mainly from the body
- of output_func_epilogue.
- (output_func_epilogue): Move insn generation part of epilogue code
- to arm_output_epilogue.
- * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
- * arm.md (pool_range): New attribute.
- (zero_extendqidi2): Add attribute pool_range.
- (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
- extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
- pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
- movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
- movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
- (epilogue): New expand.
- (epilogue_insn): New insn. Call arm_output_epilogue.
-
- * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
- * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
-
-Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
-
-1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
-
- * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
-
-Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
-
- * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
-
-Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
-
- * global.c: Fix comment.
-
-Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
-
- * gcc.c (access_check): New static function.
- (find_a_file): Use it when searching a directory list.
- * collect2.c (find_a_file): Don't accept directories found when
- searching a directory list.
-
-Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
-
- * tlink.c (symbol_hash_lookup): Do not prefix functions used as
- function parameters with `&'.
- (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
-
-Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (delete_unreachable_blocks): Do not call merge_blocks
- or tidy_fallthru_edge if the last insn in the block is not
- an unconditional jump or a simple conditional jump.
-
-Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * Makefile.in (c-decl.o): Depends on defaults.h.
-
-Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
- PA1.1 and above.
- (CLASS_MAX_NREGS): Likewise.
-
-Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (cse_insn): Fix dumb thinko in last change.
-
-Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
- "const char *".
-
-Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
-
- * dwarf2out.c (add_location_or_const_value_attribute): Correct
- test for sizes of passed and declared parameter types.
-
-Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * fixincludes: Fix the return type of bsearch, char* -> void*.
-
- * fixinc/inclhack.def: Likewise.
-
-Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
-
- * invoke.texi (-fdump-translation-unit): New option.
-
-Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
-
- * expr.h (PROMOTE_PROTOTYPES): Move ...
- * defaults.h: ... to here.
- * c-decl.c: Include defaults.h instead of expr.h.
- * c-typeck.c: Include defaults.h.
-
-Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
-
- * toplev.h (errorcount): Declare.
- (warningcount): Likewise.
- (sorrycount): Likewise.
- * c-lex.c (errorcount): Don't declare.
- * dwarf2out.c (errorcount): Don't declare.
-
-Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * config/libgloss.h: Add a note discouraging use with ELF.
- * configure.in: Don't use libgloss.h for ELF targets.
- Always use_collect2 on a.out targets.
-
-Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
-
- * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
- (force_to_mode, case ASHIFTRT): Add shiftrt label.
-
-Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (strength_reduce): When doing biv->giv conversion, update
- reg note of NEXT->insn.
-
-1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
-
- * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
-
-1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
-
- * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
- PROMOTE_PROTOTYPES, so that it tests it as a C expression.
- Ensure expr.h is included.
- * c-typecheck.c (convert_arguments): Ditto.
-
- * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
-
- * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
- * config/convex/convex.h: Ditto.
- * config/dsp16xx/dsp16xx.h: Ditto.
- * config/fx80/fx80.h: Ditto.
- * config/gmicro/gmicro.h: Ditto.
- * config/i370/i370.h: Ditto.
- * config/i386/i386.h: Ditto.
- * config/m32r/m32r.h: Ditto.
- * config/m68k/m68k.h: Ditto.
- * config/m88k/m88k.h: Ditto.
- * config/mips/mips.h: Ditto.
- * config/pa/pa.h: Ditto.
- * config/pyr/pyr.h: Ditto.
- * config/tahoe/tahoe.h: Ditto.
- * config/we32k/we32k.h: Ditto.
-
- * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
- based on arch size.
-
- * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
-
- * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
- from comment.
-
- * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
-
-1999-08-02 Richard Henderson <rth@cygnus.com>
-
- * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
- for the register spill block.
- (m32r_va_arg): New.
- * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
- (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
-
- * m32r.h (INT8_P): Don't short-cut test with (unsigned).
- (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
- (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
-
-1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
-
- * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
- MAX_WCHAR_TYPE defined in sparc.h.
- * config/sparc/linuxaout.h: Likewise.
- * config/sparc/linux64.h: Likewise.
- Also default to -mvis if CPU is UltraSPARC.
-
-1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
-
- * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
- (RTX_OK_FOR_OLO10): Likewise.
- (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
- %lo(), allow it in addresses...
- (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
- * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
- does not make sense.
- * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
- (sparc_output_scratch_registers): New function.
- (output_function_prologue, sparc_flat_output_function_prologue): Use
- it.
- * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
- defined.
- * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
- * configure.in: Add check for .register pseudo-op support in as and
- check for offsetable %lo().
- * acconfig.h: Add templates for the above checks.
- * configure: Regenerate.
-
-1999-08-02 Richard Henderson <rth@cygnus.com>
-
- * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
- * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
- * sparc/sol2.h (TARGET_DEFAULT): Likewise.
-
-Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (strength_reduce): When doing biv->giv conversion, fix up
- reg_biv_class.
-
-1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
-
- * config/float-sparc.h: New file.
- * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
- sparc-*-linux-gnu and sparc64-*-linux*.
-
-1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * rs6000.c (rs6000_va_list): Type is an array.
- (rs6000_va_start): Don't doubly adjust for varargs.
- (rs6000_va_arg): Evaluate long long GPR adjustment.
-
-Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
- -maix64 and -maix32.
- (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
- LINK_SPEC): Change appropriately.
- * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
- (u_short_cint_operand): Likewise.
- * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
- for 64-bit hosts.
- * rs6000/t-aix43 (MULTILIB): Change to -m64.
-
- * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
-
-Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
-
- * rs6000/rs6000.c (num_insns_constant_wide): Correct
- for type promotion.
- (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
- (non_add_cint_operand): Likewise.
- (logical_operand): Likewise.
- (non_logical_cint_operand): Likewise.
- (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
- (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
- (rs6000_select_rtx_section): Suppress warning.
- (small_data_operand): Suppress warning.
- (rs6000_got_register): Suppress warning.
- * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
- type, so `J' is generally the wrong constraint for a SImode value;
- use `L' instead.
- (andsi3_internal2): Likewise.
- (andsi3_internal3): Likewise.
- (iorsi3_internal1): Likewise.
- (xorsi3_internal1): Likewise.
- (movsi): Likewise.
- (movsf_softfloat): Likewise.
- (scc insns): Likewise.
- (movsi+2): Preserve sign bits of SImode constant.
- (floatsidf2_internal+1): Sign-extend SImode constant correctly.
- (movdf+1): Sign-extend properly.
- (movdi_32+1): Sign-extend properly.
- (scc insns): Sign-extend properly.
-
- * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
- K, L, and T.
-
-1999-08-02 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
- -mcpu parsing code.
- (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
- * alpha.md (all fp insns): Likewise.
-
-1999-08-02 Nick Clifton <nickc@cygnus.com>
-
- * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
- already defined.
-
-Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (legitimize_pic_address): Clarify comments. Do not call the
- pic_load_label generator directly.
- * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
- No longer a named pattern.
-
-Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
-
- * explow.c (force_reg): Call force_operand if X does not
- satisfy general_operand.
-
-Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
-
- * fix-header.c (main): When testing for CONTINUED, use string
- equality, not pointer equality.
-
-Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
-
- * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
-
-Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (cse_insn): Fix loop which deletes insns after a jump
- that has become an unconditional jump.
-
- * m68k.c (output_function_prologue): Fix typo in CPU32 case.
- (output_function_epilogue): Similarly.
-
-Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * tree.h (init_dummy_function_start): Declare.
-
-Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
- last_expr_type, last_expr_value, block_start_count, block_stack,
- stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
- nesting_depth, goto_fixup_chain): Delete global vars; now allocated
- dynamically in stmt elt of struct function for each function.
- (struct nesting): Rename function_call_count elt to n_function_calls,
- target_temp_slot_level to block_target_temp_slot_level. All users
- changed.
- (struct stmt_status): New structure definition.
- Add many accessor macros for stmt_status elements which previously
- were global variables.
- (init_stmt_for_function): Allocate stmt elt for current_function.
- Reflect that block_start_count was renamed to
- current_block_start_count.
- (save_stmt_status, restore_stmt_status): Delete functions.
- (preserve_subexpressions_p): Don't access loop_stack when outside
- a function.
- (expand_start_bindings): Reflect that block_start_count was renamed to
- current_block_start_count.
- (expand_fixup): Likewise.
- (expand_decl): Don't access block_stack when outside a function.
- (expand_decl_cleanup): Likewise.
- (expand_dcc_cleanup): Likewise.
- (expand_dhc_cleanup): Likewise.
- (expand_anon_union_decl): Likewise.
- (set_file_and_line_for_stmt): New function.
- (in_control_zone_p): New function.
-
- * function.h (struct function): Add new elt stmt.
- Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
- case_stack, nesting_stack, nesting_depth, block_start_count,
- last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
- emit_lineno, goto_fixup_chain.
- (save_eh_status, restore_eh_status, save_stmt_status,
- restore_stmt_status): Delete declarations.
- * function.c (push_function_context_to): Don't call save_stmt_status.
- (pop_function_context_to): Don't call restore_stmt_status.
- * tree.h (in_control_zone_p): Declare.
- * rtl.h (set_file_and_line_for_stmt): Declare.
-
- * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
- call set_file_and_line_for_stmt.
-
-Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
-
- * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
- Also update copyright.
-
-Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * c-pragma.c: Don't include "except.h".
- * emit-rtl.c: Likewise.
- * stor-layout.c: Likewise.
- * tree.c: Likewise.
- * varasm.c: Likewise.
-
- * flow.c: Include "function.h".
- * tree.h (init_dummy_function_start): Declare new function.
-
- * except.h (struct eh_status): New structure.
- (struct label_node, struct eh_entry): Declare even if tree.h hasn't
- been included.
- (eh_return_stub_label, ehstack, catchstack, ehqueue,
- catch_clauses, false_label_stack, caught_return_label_stack,
- protect_list, current_function_ehc): Add accessor macros for the
- corresponding fields in current_function->eh; delete declarations
- for all items that used to be declared here.
- * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
- catch_clauses, false_label_stack, caught_return_label_stack,
- protect_list, current_function_ehc): Delete variables.
- (init_eh_for_function): Allocate current_function->eh.
- (save_eh_status, restore_eh_status): Delete functions.
-
- * function.h (struct function): Add fields next_global and eh.
- Delete all exception handling related fields.
- * function.c (current_function): New variable.
- (all_functions): New variable.
- (push_function_context_to): Don't allocate a struct function,
- use current_function instead. Call init_dummy_function_start when
- outside a function. Clear current_function before returning.
- (pop_function_context_from): Restore current_function.
- Don't free the restored struct function.
- (prepare_function_start): New function.
- (init_dummy_function_start): New function.
- (init_function_start): Break out some code into prepare_function_start
- and call it here.
-
- * stmt.c (save_stmt_status): Don't call save_eh_status.
- (restore_stmt_status): Don't call restore_eh_status.
-
- * Makefile.in: Update dependencies.
-
-Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
- of depending on a magic constant value. Update comments.
- (hppa_expand_prologue): Similarly.
-
- * pa.md (reload_indi, reload_outdi): Allow any register for the
- original reload register.
-
-Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
-
- * cccp.c (print_help): Change marcos to macros.
-
-1999-07-30 Richard Henderson <rth@cygnus.com>
-
- * c-typeck.c (initializer_constant_valid_p): Move ...
- * c-common.c (initializer_constant_valid_p): ... here. Use
- FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
- of label addresses.
- * c-common.h (initializer_constant_valid_p): Declare.
- * c-tree.h (initializer_constant_valid_p): Remove.
-
-Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
-
- * config/i386/sol2-c1.asm: Align the stack.
- * config/i386/sol2-gc1.asm: Likewise.
-
-1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
-
- * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
- -Asparclite for sparc86x.
- (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
- sparc86x.
- (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
-
-Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
-
- * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
- the user if using the non-default arch size in BI_ARCH configuration.
- * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
-
- * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
- Fix patterns so that they actually match.
- (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
- (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
- (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
- TARGET_HARD_MUL32.
- (mulsidi3): Reflect this in the expand.
- (smulsi3_highpart): Only on TARGET_ARCH32.
- (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
- (const_umulsidi3_sp32): Renamed from const_umulsidi3.
- (umulsidi3): Reflect this in the expand.
- (umulsi3_highpart): Only on TARGET_ARCH32.
- (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
- don't require g0 to be zero.
- (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
- ({,u}divsi3): New expands.
- ({,u}divsi3_sp64): New patterns.
- (after lshrdi3_v8plus): Four new patterns to help combiner
- optimizing nested mixed mode shifts.
-
- * config/sparc/sparc.c (sparc_override_options): Use deprecated
- v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
- speed things up. Don't use them by default on plain v9 in 64bit
- mode, according to what SPAMv9 sais.
-
- * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
- top 32 bits of %[og][0-7] in signal handlers.
- Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
-
-Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (zvdep_imm32): Renamed from zvdep_imm.
- (ashlsi3): Corresponding changes.
-
- * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
-
-Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
-
-Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * arm.h (Hint): Delete macro.
- Substitute HOST_WIDE_INT for Hint in some prototypes.
- * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
-
-Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
-
- * builtins.c (expand_builtin_setjmp): Use force_operand to
- make sure that the buffer address is in a suitable form to be
- passed to force_reg.
-
-Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
-
- * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
- them here.
-
-Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (indirect_jump): Remove mode from match_operand. Verify
- proper mode in the condition string.
- (icacheflush, dcacheflush): Remove modes from match_operands.
-
- * pa.c (emit_move_sequence): Always convert scratch_reg to the
- proper mode before using it.
-
- * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
- pair.
-
- * pa.c (store_reg): Do not call add_high_const generator directly.
- (load_reg, set_reg_plus_d): Likewise.
- * pa.md (add_high_const): No longer a named pattern.
-
- * pa.c (legitimize_address): Consistently use Pmode rather than
- SImode. Do not call gen_pic2_highpart directly anymore.
- * pa.md (pic2_highpart): No longer a named pattern.
- (pic2_lo_sum): Similarly. Reformat to make more readable.
-
- * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
- needed.
-
- * README: Update.
-
-Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
-
-Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
-
- * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
- and tag the spill mems.
- (hppa_va_start): New.
- (hppa_va_arg): New.
- * pa.h (EXPAND_BUILTIN_VA_START): New.
- (EXPAND_BUILTIN_VA_ARG): New.
-
-Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
-
- * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
- and tag the spill mems.
- (mn10300_va_start): New.
- (mn10300_va_arg): New.
- * mn10300.h (EXPAND_BUILTIN_VA_START): New.
- (EXPAND_BUILTIN_VA_ARG): New.
-
-Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
-
- * mn10200.c (mn10200_va_arg): New.
- * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
-
-Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
-
- * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
- rather than play with TREE_INT_CST_LOW.
-
-1999-07-27 Philip Blundell <pb@nexus.co.uk>
-
- * config/arm/telf.h: Include dbxelf.h.
- (CPP_PREDEFINES): Only define if not already defined.
- (ASM_IDENTIFY_GCC): Likewise.
- (SUBTARGET_EXTRA_SECTIONS): Likewise.
- (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
- * config/arm/thumb.h (LINK_SPEC): Only define if not already
- defined.
- (DBX_DEBUGGING_INFO): Don't define.
- * config/arm/linux-telf.h: New file.
- * config/arm/linux-tgas.h: New file.
- * config/arm/t-thumb-linux: New file.
- * config/arm/uclinux-elf.h: New file.
- * config/arm/uclinux-telf.h: New file.
- * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
- thumb-*-uclinux): New targets.
- * configure: Regenerate.
-
-Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (post_store, pre_load): New expanders.
- (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
- (post_ldwm, pre_stwm): Make these unnamed patterns since we never
- need to directly generate RTL for them.
- * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
- changes.
-
-Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
-
- * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
- * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
- (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
- (secndary_reload_class): Make TARGET_ELF conditional compile.
- (print_operand_address): Similar.
- (output_toc): Print all values as hex.
- (get_issue_rate): Rearrange and add RS64A and PPC630.
- * rs6000.h (processor_type): Add RS64A and PPC630.
- (PROCESSOR_POWERPC64): New.
- (PROMOTE_MODE): Use word_mode.
- (RTX_COSTS): Add RS64A and PPC630.
- * rs6000.md (scheduling information): Add lmul and ldiv
- representing 64-bit integer multiply and divide. Add rs64a and
- PPC630 information.
- (ashldi3): Add support for "rldic" instruction.
- * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
-
-Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
-
- * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
- instead of V8 for sparclite86x in cpu_table.
-
-Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
- output_file_directive.
-
-Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
- tree for op1, not the rtl.
-
-Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
-
- * m88k.c (m88k_builtin_saveregs): Break out the constructor code
- to m88k_va_start, leaving only the register spill.
- (m88k_build_va_list): New.
- (m88k_va_start): New.
- (m88k_va_arg): New.
- * m88k.h (BUILD_VA_LIST_TYPE): New.
- (EXPAND_BUILTIN_VA_START): New.
- (EXPAND_BUILTIN_VA_ARG): New.
-
-Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
-
- * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
- Rename from expand_builtin_saveregs.
- * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
-
-Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
-
- * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
- for the register spill block.
- (i960_build_va_list): New.
- (i960_va_start): New.
- (i960_va_arg): New.
- * i960.h (BUILD_VA_LIST_TYPE): New.
- (EXPAND_BUILTIN_VA_START): New.
- (EXPAND_BUILTIN_VA_ARG): New.
- * i960.md (store_multiple): Use change_address on individual mems.
-
-Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
-
- * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
- an ARRAY_TYPE.
- (std_expand_builtin_va_start): Back out one word if !stdarg_p.
- (expand_builtin_va_end): Evaluate arg for side effects.
- * c-common.c (c_common_nodes_and_builtins): Construct a
- va_list_arg_type_node to handle array decomposition to pointer.
-
-Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
-
- * except.c (st_dynamic_cleanup): Use force_operand on the
- buffer's address.
-
-Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
-
- * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
- * c4x.c (c4x_va_arg): New.
-
-Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
- has manual_pop set.
-
-1999-07-26 Nathan Sidwell <nathan@acm.org>
-
- * eh-common.h (__eh_matcher): Prototype correctly.
-
-Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
-
- * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
- (TARGET_SINGLE_PIC_BASE): Likewise.
- (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
- definitions.
- (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
- (TARGET_SWITCHES): Add -m{no-}single-pic-base.
- (TARGET_OPTIONS): Add -mpic-register=N.
- (OUTPUT_INT_ADDR_CONST): New macro.
- (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
- LEGITIMATE_PIC_OPERAND_P): Likewise.
- (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
- (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
- output_addr_const directly.
- (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
- ARM port.
- (thumb_pic_register, thumb_pic_register_string): Declare.
-
- * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
- from arm.c.
- (label_mentioned_p): New function: Imported from arm.c.
- (legitimize_pic_address): New function: Imported from arm.c.
- (is_pic):New function: Imported from arm.c.
- (thumb_finalize_pic):New function: Imported from arm.c.
- (add_constant): Cope with PIC constants.
- (fixit): Cope with PIC constants.
- (output_return): Do not treat the PIC register as live if
- TARGET_SINGLE_PIC_BASE is true.
- (thumb_function_prologue): Do not treat the PIC register as live if
- TARGET_SINGLE_PIC_BASE is true.
- (thumb_expand_prologue): Do not treat the PIC register as live if
- TARGET_SINGLE_PIC_BASE is true.
- (thumb_unexpand_epilogue): Do not treat the PIC register as live if
- TARGET_SINGLE_PIC_BASE is true.
- (thumb_print_operand): Accept '|'.
- (thumb_override_options): Process PIC options.
-
- * config/arm/thumb.md (movsi): Support PIC.
- (call_insn): Change "i" constraint to "X".
- (call_value_insn): Likewise.
- (consttable_4, consttable_8, consttable_end): Set and clear
- "making_const_table" as appropriate.
- (pic_load_addr, pic_add_dot_plus_four): New insns.
-
- * invoke.texi (Thumb Options): Fix spelling. Document new
- options -msingle-pic-base and -mpic-register=.
-
-1999-07-26 Andrew Haley <aph@cygnus.com>
-
- * config/m32r/initfini.c (__init): Use a full word immediate for
- __fini: this allows it to be placed in any memory region.
-
- * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
- -mmodel=medium. This is OK for all memory models.
-
-Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
- * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
-
-Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
-
- * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
- defined.
-
- * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
-
-Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
-
- * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
- (BUILD_VA_LIST_TYPE): New.
- (EXPAND_BUILTIN_VA_START): New.
- (EXPAND_BUILTIN_VA_ARG): New.
- * i860.c (output_delayed_branch): Disable.
- (output_delay_insn): Likewise.
- (i860_saveregs): New.
- (i860_build_va_list): New.
- (i860_va_start): New.
- (i860_va_arg): New.
- * i860.md: Disable all peepholes using output_delayed_branch.
- * i860/sysv4.h (I860_SVR4_VA_LIST): New.
-
-Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
-
- * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
- (BUILD_VA_LIST_TYPE): New.
- (EXPAND_BUILTIN_VA_START): New.
- (EXPAND_BUILTIN_VA_ARG): New.
- * clipper.c (clipper_builtin_saveregs): Only dump registers.
- Return the address of the save area.
- (clipper_build_va_list): New.
- (clipper_va_start): New.
- (clipper_va_arg): New.
-
-Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
-
- * arc.h (EXPAND_BUILTIN_VA_START): New.
- (EXPAND_BUILTIN_VA_ARG): New.
- * arc.c (arc_setup_incoming_varargs): Set alias set of
- varargs save area.
- (arc_va_start): New.
- (arc_va_arg): New.
-
-Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
- (BUILD_VA_LIST_TYPE): New.
- (EXPAND_BUILTIN_VA_START): New.
- (EXPAND_BUILTIN_VA_ARG): New.
- * alpha.c (alpha_builtin_saveregs): Delete.
- (alpha_build_va_list): New.
- (alpha_va_start): New.
- (alpha_va_arg): New.
-
-Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
-
- * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
- column zero.
- (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
- (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
-
- * gcc.texi: More changes related to list conversion.
- * invoke.texi: Likewise.
-
-Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
-
- * builtins.c (expand_builtin_saveregs): Remove static, remove exp
- and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
- (expand_builtin_next_arg): Accept ARGLIST not EXP.
- (stabilize_va_list): New function.
- (std_expand_builtin_va_start): New function.
- (expand_builtin_va_start): New function.
- (get_varargs_alias_set): New function.
- (std_expand_builtin_va_arg): New function.
- (expand_builtin_va_arg): New function.
- (expand_builtin_va_end): New function.
- (expand_builtin_va_copy): New function.
- (expand_builtin): Call them.
- * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
- __builtin_{varargs_start,stdarg_start,end,copy}.
- (build_va_arg): New function.
- * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
- (build_va_arg): Declare.
- * c-decl.c (ptr_type_node, va_list_type_node): New.
- * c-parse.gperf (__builtin_va_arg): New.
- * c-parse.in (VA_ARG): New token.
- (unary_expr): Recognize it.
- * expr.c (expand_expr): Expand VA_ARG_EXPR.
- * expr.h (std_expand_builtin_va_start): Declare.
- (std_expand_builtin_va_arg): Declare.
- (expand_builtin_va_arg): Declare.
- (get_varargs_alias_set): Declare.
- * tree.def (VA_ARG_EXPR): New.
- * tree.h (BUILT_IN_VARARGS_START): New.
- (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
- (ptr_type_node, va_list_type_node): Declare.
- * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
- * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
- * m88k.h, m88k.c: Likewise.
- * mn10300.h, mn10300.c: Likewise.
- * pa.h, pa.c: Likewise.
- * rs6000.h, rs6000.c: Likewise.
- * sh.h, sh.c: Likewise.
- * sparc.h, sparc.c: Likewise.
-
- * emit-rtl.c (operand_subword): Copy alias set.
- (change_address): Likewise.
-
-Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (compute_frame_size): Scan all the used callee saved registers,
- not just the first one.
-
-Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
-
- * config/arm/arm.h (TARGET_SWITCHES): Add
- -m{no-}single-pic-base. Correct help string for -mshort-load-words.
- (TARGET_OPTIONS): Add -mpic-register=.
- (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
- (arm_pic_register_string): Declare.
- (NEED_PLT_GOT): Delete, replace with ...
- (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
- (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
- (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
- * config/arm/arm.c (arm_override_options): Add new option
- -mpic-register=N.
- (arm_pic_register_string): New variable.
- (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
- (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
- register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
- (output_return_instruction): Likewise.
- * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
- (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
- * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
-
- * invoke.texi (ARM Options): Fix spelling. Remove duplicate
- mention of -msched-prolog. Document new options -msingle-pic-base
- and -mpic-register=.
-
-Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (reemit_notes): Tidy.
- * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
- haifa's routine.
-
-Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
-
- * explow.c (trunc_int_for_mode): New function.
- (plus_constant_wide): Use it.
- * combine.c (simplify_and_const_int): Likewise.
- (merge_outer_ops): Likewise.
- (simplify_shift_const): Likewise.
- * cse.c (simplify_unary_operation): Likewise.
- (simplify_binary_operation): Likewise.
- * emit-rtl.c (operand_subword): Likewise.
- * rtl.h: Declare it.
-
-Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
- (use NUM_REGS instead of NUM_INTS).
-
-Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * builtins.c: New file.
- * expr.c (saveregs_value, apply_args_value): Delete definition,
- moved into builtins.c.
- (string_constant): No longer static.
- (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
- apply_args_size, apply_result_size, result_vector,
- expand_builtin_apply_args, expand_builtin_apply,
- expand_builtin_return): Delete functions, moved into builtins.c.
- (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
- * expr.h (saveregs_value, apply_args_value): Declare variables.
- (expand_builtin, string_constant): Declare functions.
- * Makefile.in: Update to build builtin.o.
-
-Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
- * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
- * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
- start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
- false.
- * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
- Define to zero.
-
-1999-07-21 Michael Meissner <meissner@cygnus.com>
-
- * print-rtl.c (print_rtx): Print the names of the virtual
- registers.
-
-Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
- introduced in previous delta.
-
-Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
- to avoid name clash.
-
-Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * c-lex.c (yylex) : Correct the test for overflow when lexing
- integer literals.
-
-Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
- (adjust_priority): Always call ADJUST_PRIORITY.
- (schedule_insn): Only put insns into the ready at cost 0.
- (schedule_block): Remove redundant initial sort. Give clock_var
- and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
- is not 0.
- * tm.texi (MD_SCHED_REORDER): Update docs.
-
- * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
- * sparc.c (ultra_reorder_called_this_block): Delete.
- (ultrasparc_sched_init): Don't set it.
- (ultrasparc_sched_reorder): Don't check it.
-
-Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
-
- * rs6000.h (struct rs6000_args): Add sysv_gregno.
- * rs6000.c (init_cumulative_args): Init sysv_gregno.
- (function_arg_boundary): Align DFmode.
- (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
- to get fp reg and stack overflow correct.
- (function_arg): Likewise.
- (function_arg_pass_by_reference): True for TFmode for ABI_V4.
- (setup_incoming_varargs): Restructure for ABI_V4; use
- function_arg_advance to skip final named argument.
- (expand_builtin_saveregs): Properly unskip the last integer arg
- when doing varargs. Adjust overflow location calculation.
-
- * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
- explicitly unsigned.
- (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
- (__VA_GP_REGSAVE): Similarly.
- (__va_longlong_p): Delete.
- (__va_arg_type_violation): New declaration.
- (va_arg): Restructure. Flag promotion errors. Align double.
- TFmode passed by reference.
-
- * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
- in the HOST_BITS_PER_WIDE_INT > 32 case.
-
-Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
-
- * dwarf2out.c (output_abbrev_section): Terminate with a zero.
-
-Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
- * toplev.c (documented_lang_options): Add -fpreprocessed.
- * cpplib.h (struct cpp_buffer): Add preprocessed.
- * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
- (cpp_start_read): Don't expand macros or emit an initial #line
- directive if -fpreprocessed.
-
-Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
-
- * cpplib.h (struct cpp_buffer): Added manual_pop for
- better C++ tokenization.
- * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
- Also, support C++ tokenization for ->*, .*, <?, and >? operators.
- * c-common.c (cpp_token): Make non-static.
-
-Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * c-common.h: New file.
- * c-common.c (permanent_obstack): Delete unused declaration.
- (c_global_trees): New array.
- (c_common_nodes_and_builtins): New function; split off common code
- from init_decl_processing in both c-decl.c and cp/decl.c.
- * c-tree.h: Delete lots of declarations of tree nodes; replaced by
- c_global_trees and accessor macros defined in c-common.h.
- Include c-common.h.
- * c-decl.c: Delete definitions for tree nodes that were replaced by
- c_global_trees.
- (init_decl_processing): Build void_list_node.
- Call c_common_nodes_and_builtins; delete code to generate the common
- builtins here.
- * objc/objc-act.c (build_module_descriptor): Rename variable
- void_list_node to avoid clash with c-common.h.
-
- * Makefile.in: Update dependencies.
- * objc/Make-lang.in: Likewise.
-
-Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
- (UNIQUE_SECTION_P): Likewise.
- (UNIQUE_SECTION): Likewise.
-
-1999-07-19 Linas Vepstas <linas@linas.org>
-
- * config/i370/README: New file.
- * config/i370/linux.h: New file.
- * config/i370/mvs.h: New file.
- * config/i370/oe.h: New file.
- * config/i370/t-linux: New file.
- * config/i370/t-mvs: New file.
- * config/i370/t-oe: New file.
- * config/i370/x-oe: New file.
- * config/i370/xm-linux.h: New file.
- * config/i370/xm-mvs.h: New file.
- * config/i370/xm-oe.h: New file.
-
- * i370.c (label_node_t): Add first_ref_page, label_addr,
- label_first_ref, label_last_ref members.
- (mvs_need_base_reload): Renamed from mvs_label_emitted.
- (MAX_MVS_LABEL_SIZE): Define.
- (MAX_LONG_LABEL_SIZE): Define.
- (alias_node_t, alias_anchor, alias_number): New.
- (mvs_function_table): Reorder for EBCDIC.
- (ascebc, ebcasc): Unconditionally define.
- (i370_branch_dest, i370_branch_length): New functions.
- (i370_short_branch, i370_label_scan): New functions.
- (mvs_get_label): Renamed from mvs_add_label. Search for
- an existing label before creating a new one.
- (mvs_add_label): New function.
- (mvs_get_label_page): New function.
- (mvs_free_label_list): Renamed from mvs_free_label. Iterate
- over the entire list.
- (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
- (mvs_check_page) [TARGET_ELF_ABI]: New function.
- (mvs_add_alias, mvs_need_alias): New functions.
- (mvs_get_alias, mvs_check_alias): New functions.
- (handle_pragma): New function.
- (mvs_function_check): New function.
- (unsigned_jump_follows_p): Search harder.
- (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
- (i370_function_prolog) [TARGET_ELF_ABI]: New function.
- * i370.h (TARGET_VERSION): Delete.
- (CPP_SPEC, CPP_PREDEFINES): Delete.
- (mvs_label_emitted): Delete.
- (TARGET_EBCDIC): Delete.
- (MAP_CHARACTER): Define only if TARGET_EBCDIC.
- (HANDLE_PRAGMA): Define.
- (HARD_REGNO_NREGS): Handle complex modes.
- (HARD_REGNO_MODE_OK): Likewise.
- (CLASS_MAX_NREGS): Likewise.
- (RET_REG): Likewise.
- (EXTRA_CONSTRAINT): Define.
- (RETURN_IN_MEMORY): True for DImode.
- (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
- (FUNCTION_PROFILER): Delete.
- (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
- (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
- (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
- (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
- (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
- (ASM_FILE_START): Add "RMODE ANY".
- (ASM_OUTPUT_EXTERNAL): Check for aliases.
- (ASM_GLOBALIZE_LABEL): Likewise.
- (ASM_OUTPUT_LABELREF): Likewise.
- (ASM_OUTPUT_COMMON): Likewise.
- (PRINT_OPERAND): Handle 'K', 'W', default.
- (PRINT_OPERAND_ADDRESS): New.
- (Lots of defines): Add support for TARGET_ELF_ABI.
- * i370.md (attr length): New. Define for all patterns.
- (*): Lots of tweeks to assembly output and constraints.
-
-Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
- Disable patterns performing SImode comparisons with SImode values
- if TARGET_POWERPC64 and instruction does not sign-extend or does
- not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
- differ for signed quantities.
- (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
- (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
- (decrement_and_branch_on_count): Add 64-bit variant.
-
-Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * final.c (output_asm_insn): When searching for the matching string
- for a given dialect, don't run past the end of the list of
- alternatives if there are fewer alternatives in the template than
- dialects.
-
-1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
- Removed paragraph about compression of files and size limitation,
- duplicated in the FAQ. Use gcc-patches for posting patches.
- * gcc.c (main): Updated URL with bug reporting instructions to
- gcc.gnu.org. Removed e-mail address.
- * system.h (abort): Likewise.
-
-1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * Makefile.in (stmp-multilib-sub): Make the files extracted
- from $(LIBGCC1) writable.
-
-Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/aout.h: Reformat for improved readability.
-
- * config/arm/arm.h: Reformat for improved readability.
- Replace uses of fprintf with asm_fprintf where appropriate.
- (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
- function declaration assembler actions.
- (NUM_INTS): New macro: Convert from bytes to words.
- (NUM_REGS): New macro: Compute number of registers required to
- hold a quanitity of tyep MODE.
- (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
- types.
- (NUM_ARG_REGS): New macro: The number of argument registers
- available.
- (ARG_REGISTER): New macro: Compute the register number of the Nth
- argument register.
- (LAST_ARG_REGNUM): New macro: The number of the last argument
- register.
- (SP_REGNUM): New macro: Register number of the stack pointer.
- (FP_REGNUM): New macro: Register number of the frame pointer.
- (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
- FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
- CUMULATIVE_ARGS so that it counts registers not bytes.
-
- * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
- TARGET_INTERWORK.
- Replace uses of fprintf with asm_fprintf where appropriate.
- (output_ascii_pseudo_op): Replace with version from thumb.c
-
- * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
-
- * config/arm/elf.h (CPP_PREDEFINES): Replace with
- SUBTARGET_CPP_SPEC.
- (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
- (ASM_FILE_START): Emit ASM_APP_OFF.
-
-Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (compute_frame_size): Round frame according to
- STACK_BOUNDARY rather than a hardwired value.
-
- * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
-
- * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
- of "1".
- * configure: Rebuilt.
-
- * configure.in (hppa*-*-linux*): New configuration.
- * configure: Rebuilt.
- * pa.h (MAX_OFILE_ALIGNMENT): Delete.
- * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
- * pa/pa-linux.h: New file.
- * pa/t-linux: New file.
- * pa/xm-linux.h: New file.
-
- * pa.c (hppa_legitimize_address): Change references from SImode to
- either Pmode or word_mode as appropriate.
- (emit_move_sequence, store_reg, load_reg): Likewise.
- (set_reg_plus_d, hppa_expand_prologue): Likewise.
- (output_mul_insn): Likewise.
- * pa.h (PROMOTE_MODE): Likewise.
- (INITIALZE_TRAMPOLINE): Likewise.
- (Pmode): Define to word_mode.
-
- * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
- value of 4. Allocate 8 bytes for each FP register save.
- (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
- value of 4.
- (hppa_expand_prologue): Likewise.
- * pa.h (PROMOTE_MODE): Likewise.
- (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
- (FUNCTION_ARG_BOUNDARY): Likewise.
-
- * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
-
- * pa.c (out_of_line_prologue_epilogue): Delete.
- (override_options): Remove -mspace related code.
- (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
- (compute_frame_size): Only allocate space for register that
- actually need to be saved.
- * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
- (TARGET_SWITCHES): Remove -mspace, -mno-space
- * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
- * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
- * pa/ee.asm, pa/ee_fp.asm: Delete.
-
- * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
-
- * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
- directive in column zero.
-
-Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
-
- * m68k.c (output_function_prologue): Fix computation of save mask
- when generating PIC code.
-
-Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
-
- * tree.c (build_type_attribute_variant): Move current_obstack restore
- after build_qualified_type call.
-
-1999-07-15 Mark Mitchell <mark@codesourcery.com>
-
- * configure.in: Use t-iris6, even with GNU LD.
- * config/mips/iris6gld.h: Fix typo in linker spec.
- * config/mips/t-iris6gld: Remove.
-
-Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.md (insv, extzv): Remove SImode dependence in named
- patterns. Explicitly generate DImode RTL if PowerPC64 and
- operand is DImode.
- (insvdi): Reverse start and size in instruction template.
-
-1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
-
- * invoke.texi: Typo fixes.
-
-Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
-
- * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
- handle at this time instead of silently generating incorrect code.
- (gen_imagpart): Likewise.
-
- * reload.c (find_reloads): Emit a USE for a pseudo register without
- a hard register if we could not create an optional reload for the
- pseudo.
-
-Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * c-typeck.c (output_init_element, process_init_element):
- When advancing constructor_unfilled_fields for a RECORD_TYPE,
- check for nameless bit fields.
-
-Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
-
- * regclass.c (scan_one_insn): Notice subregs that change the
- size of their operand.
- (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
-
-Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
-
- * configure.in (alpha*-*-*): Include alpha/t-ieee.
- * configure: Rebuilt.
- * alpha/t-ieee: New file.
-
-Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
-
- * rs6000.c (find_addr_reg): Do not select r0 as an address
- register.
-
-Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
-
- * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
-
-Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
-
- * rs6000.md (movsf): Do not force easy FP constants into memory.
-
- * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
- immed_double_const to ensure they are properly truncated then
- sign extended.
-
-Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
-
- * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
- always unless NO_DEBUG is used. Compile this code
- unconditionally.
- (replace_symbols_in_block): Compile it unconditionally.
-
-Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
-
- * configure.in (i?86-*-elf*): New target.
- * configure: Rebuilt.
- * i386/i386elf.h, i386/t-i386elf: New files.
-
-Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (main): Don't complain about saying -gdwarf.
- (rest_of_compilation): Remove redundant code.
-
-Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
-
-Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
-
- * config/i960/i960.c (ret_label): Change asm label from "LR:" to
- "Li960R:", to avoid name clash.
-
-Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
-
- * loop.c (check_dbra_loop): When reversing a loop, delete all
- REG_EQUAL notes referencing the reversed biv except those which are
- for a giv based on it.
-
-Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
-
- * version.c: Drop "gcc-" prefix from version #.
-
-Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (dwarf2out_line): Emit a line number comment after
- the label if we're being verbose.
-
-Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
-
- * m68k.c (output_function_prologue): Add pic register to mask
- if live and flag_pic.
- (output_function_epilogue): Likewise.
-
-Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
-
- * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
- directives in column zero.
-
- * pa/elf.h (ASM_FILE_START): Define.
- * pa/som.h (ASM_FILE_START): Include .level directives.
- * pa/hpux10.h (ASM_FILE_START): Delete.
- * pa/hpux11.h (ASM_FILE_START): Delete.
-
- * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
-
-Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * reload1.c (choose_reload_regs): Never call remove_address_replacements
- when reload_out equals reload_in.
-
-Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
-
- * invoke.texi (Spec Files): New node: Describe the contents of
- spec files.
-
-Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
-
- * invoke.texi (DEC Alpha Options): Put @end table at
- beginning of line, to avoid confusing texi2html.
-
-Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
- introduced in previous delta.
-
-Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * reload1.c (gen_reload): When synthesizing a 3 operand add
- sequence, improve test for when to reload OP1 into the reload
- register instead of OP0.
-
-Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
-
-1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
-
- * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
- string literal.
-
-Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
-
- * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
- (va_dcl): Use __builtin_va_alist_t.
-
-Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
- on the permanent_obstack.
- * dwarfout.c (output_type): Likewise.
-
-Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
- Merged from c-typeck.c and cp/typeck.c.
- * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
- Merged into c-common.
-
-Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
-
- * c-lex.c (errorcount): Declare it.
- (finish_parse): Update errorcount when using CPPLIB.
-
-1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
-
- * fixinc/inclhack.def(end_else_label): Double the backslash so
- sed gets a chance to see it.
- * fixinc/inclhack.sh: regen
- * fixinc/fixincl.x: regen
-
-Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
-
- Add framework to support armv5 architecture when it becomes
- available:
-
- * config/arm/arm.c (FL_ARCH5): New processor capability flag.
- (arm_arch5): New variable.
- (all_architectures): Add armv5 line.
- * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
- -march=armv5 is specified on the command line.
- (arm_arch5): Export this variable.
- * invoke.texi: Document new string accepted by -march= switch for
- ARM ports.
-
- * config/arm/arm.h: Replace use of constant 12 as a register
- number with IP_REGNUM. Similarly 14 and LR_REGNUM.
- * config/arm/arm.c: Replace use of constant 12 as a register
- number with IP_REGNUM. Similarly 14 and LR_REGNUM.
-
- * config/arm/elf.h: Tidy up.
- * config/arm/coff.h: Tidy up.
-
-Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
-
- * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
- * gcc/config/mips/t-iris6gld: New file.
- * gcc/config/mips/iris6gld.h: Likewise.
-
-Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * c-decl.c (widest_integer_literal_type_node,
- widest_unsigned_literal_type) : New.
- (init_decl_processing): Handle/use the two new types.
- * c-common.c (type_for_size,type_for_mode) : Same.
- * c-lex.c (yylex) : Same.
- * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
- Same.
- * c-tree.h (widest_integer_literal_type_node,
- widest_unsigned_literal_type) : New.
-
-Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
-
- * dwarfout.c (field_byte_offset): Correctly compute the object's
- byte offset for the first bit of a field which crosses an alignment
- boundary on a !BYTES_BIG_ENDIAN target.
-
-Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
-
- * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
- ntohs.
-
-Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
- Jeff Law <law@cygnus.com>
-
- * ginclude/varargs.h (va_dcl): Use word_mode for type of
- __builtin_va_list.
-
- * except.c: Include intl.h.
- (expand_eh_return): Set current_function_cannot_inline.
- (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
- * function.h (struct function): Add eh_return_stub_label.
- * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
- * Makefile.in (except.o): Depend on intl.h.
-
-Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
- same as offsettable in cases 1 and 2.
-
-Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
- (extlh, extwh): Likewise.
-
-Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * c-lex.c (yylex): Improve 'integer constant out of range' messages.
-
-Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
-
- * configure.in: Add arm-pe and thumb-pe targets.
- * configure: Regenerate.
-
- * thumb.c (arm_naked_function_p): New function: Determines if
- a function is naked (has no gcc generated prologue/epilogue).
- (is_called_in_ARM_mode): Return true if the func has the
- interfacearm attribute.
- (output_return): Do not generate a return for naked functions.
- (thumb_function_prologue): Do not generate a prologue for
- naked functions.
- (thumb_expand_prologue): Do not generate a prologue for naked
- functions.
- (thumb_expand_epilogue): Do not generate an epilogue for naked
- functions.
- (arm_valid_machine_decl_attribute): New function, copied from
- arm.c: Permit naked and interfacearm attributes.
-
- * config/arm/pe.c: New file: Support code for arm-pe target.
- * config/arm/pe.h: New file: Header file for arm-pe target.
- * config/arm/tpe.h: New file: Header file for thumb-pe target.
- * config/arm/t-thumb-pe: New file: Makefile fragment for
- thumb-pe target.
-
-1999-07-01 Mark Kettenis <kettenis@gnu.org>
-
- * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
- -fPIC or -fpic is specified.
-
-Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
-
- * expr.c (emit_block_move): Use copy_to_mode_reg for
- !TARGET_MEM_FUNCTIONS case too.
-
- * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
- appropriate.
- * configure: Rebuilt.
- (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
- * pa.h: Include dbxelf.h. Delete various dbx/stabs related
- definitions made redundant by dbxelf.h inclusion. Delete
- lots of definitions related to assembly output that are
- specific to the SOM object format.
- * pa.c (output_function_prologue): Do not emit the function's
- name for OBJ_ELF.
- * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
- * pa-pro.h: Deleted.
- * som.h: New file with SOM specific definitions.
- * elf.h: New file with ELF specific definitions.
-
- * elfos.h (const_section): Output a tab before assembler directives.
- (ctors_section, dtors_section): Likewise.
- (ASM_OUTPUT_SECTION_NAME): Likewise.
-
- * pa/pa1.h: Delete unused file.
-
-Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
-
- * configure.in (hppa*-hp-hpux11*): New configuration.
- * configure: Rebuilt.
- * pa/pa-hpux11.h: New file.
- * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
- command line.
-
- * mips.md (leasi, leadi): New patterns.
-
- * expr.c (emit_block_move): Properly handle case where one of the
- block move arguments has a queued increment or decrement.
- (clear_storage): Similarly. Fix formatting goof.
-
-1999-06-28 "David O'Brien" <obrien@NUXI.com>
-
- * fixinc/inclhack.def(stdio_va_list): This patch Removes a
- semicolon from the BSD VA_LIST replacement expression.
-
- * fixinc/inclhack.sh: regen
- * fixinc/fixincl.x: regen
-
- * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
- now use the fixincl program.
-
-Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
-
- * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
- case. Also make the PIC register call_used.
-
- * m68k.h (FINALIZE_PIC): Delete.
- * m68k.c (finalize_pic): Delete.
-
-Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
-
- * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
- to memory.
-
-Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
-
- * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
-
-Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
-
- * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
-
-Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
-
-Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
-
-Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.c (output_toc): Always use hex values for floating-point
- constants. Store single-precision values in upper-half of TOC
- entry in 64-bit mode.
- * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
- to final constraints.
- (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
- (fctiwz): Improve accuracy of RTL for pattern.
-
-Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * expr.c (expand_expr): Allow RTL_EXPR's through the
- MAX_INTEGER_COMPUTATION_MODE checks.
-
-Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
- such that MASK_SUPPORT_ARCH is not negative.
-
-Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (verify_dominator): Properly handle ADDR_VEC and
- ADDR_DIFF_VEC insns that appear inside loops.
-
-Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
- Jeff Law <law@cygnus.com>
-
- * rs6000.md (movdf_hardfloat32): Revert previous patch.
- Handle LO_SUM the same as offsettable in cases 1 and 2.
- * rs6000.c (find_addr_reg): Revert previous patch.
-
-Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
-
- * system.h (strstr): New external function declaration.
- * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
- * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
- * config.in, configure: Rebuilt.
-
-1999-06-24 Tom Tromey <tromey@cygnus.com>
-
- * gcc.c (main): Read user-specified specs files after computing
- additional startfile_prefixes.
-
-Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
-
- Revert these two patches:
-
- Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
- * loop.c (strength_reduce): When doing biv->giv conversion, update
- reg note of NEXT->insn.
-
- Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
- * loop.c (strength_reduce): When doing biv->giv conversion, fix up
- reg_biv_class.
- (recombine_givs): Set ix field after sorting.
-
-Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
- for the parts of an UNSPEC / UNSPEC_VOLATILE.
-
-1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
-
- *fixinc/inclhack.def: Add fix development commentary
- (read_ret_type): reactivate and add selection clause
- (zzz_*): tweak output file name to match what is used in hackshell.tpl
- *fixinc/{fixincl.x|inclhack.sh}: regen
-
-Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (expand_expr): STRIP_NOPS before checking against
- MAX_INTEGER_COMPUTATION_MODE
- (check_max_integer_computation_mode): Likewise.
-
-Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
-
- * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
-
-1999-06-22 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (store_expr): When target is a promoted subreg, return a
- promoted subreg as a result.
-
-Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
-
- * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
- coding standards.
- (dwarf2out_define): Mark unused parameters appropriately.
- (gen_unspecified_parameters_die): Ditto.
- (gen_subprogram_die): Fix signed/unsigned warnings.
- (gen_variable_die): Ditto.
-
-1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
-
- * fixinc/inclhack.def(end_else_label): combined else_label
- and endif_label and fixed the sed expression.
- *fixinc/{fixincl.x|inclhack.sh}: regen
-
-Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
-
- * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
- 'x' when handling non-offsettable addresses
-
-Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
-
- * final.c (shorten_branches): Don't try to split an insn that has
- been deleted.
-
-Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
-
- * config/mips/mips.c (symbolic_expression_p): New function.
- (mips_select_rtx_section): Put symbolic expressions in the
- data section, not the read-only data section.
-
-Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
-
- * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
-
-Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
-
- * collect2.c (main): Log frame table count.
- (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
- (scan_prog_file) [COFF]: Handle frame tables.
-
- * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
- (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
- * alpha/elf.h: Undef them again.
- * alpha/vms.h: Remove their definitions.
-
-Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
- remove the clobber of r0 and change the REG_UNUSED note to
- REG_INC.
-
-1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
-
- * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
- * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
- fits in HOST_WIDE_INT and one uses union to access a long constant
- as double.
-
-Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
-
- * sparc.c (sparc_override_options): Don't allow profiling for
- code models other than medlow.
- (sparc_function_profiler): New function from old FUNCTION_PROFILER
- macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
- (sparc_function_block_profiler): Likewise. Use user_label_prefix.
- (sparc_block_profiler): Likewise.
- (sparc_function_block_profiler_exit): Likewise.
- * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
- (FUNCTION_BLOCK_PROFILER): Likewise.
- (BLOCK_PROFILER): Likewise.
- (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
- (MCOUNT_FUNCTION): New.
- * sparc/pbd.h (FUNCTION_PROFILER): Delete.
- (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
- * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
- (MCOUNT_FUNCTION): New.
- * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
- (BLOCK_PROFILER): Delete.
- (MCOUNT_FUNCTION): New.
-
-Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
-
-Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
-
- * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
- Add the macros.
-
- * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
- Ditto.
-
- * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
- Ditto.
-
- * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
- Ditto.
-
-Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
- types.
-
-Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
-
- * i386/djgpp.h (LIB_SPEC): New.
- (STARTFILE_SPEC): New.
-
- * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
-
-Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
-
- * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
- compiler flags.
-
- * system.h (WSTOPSIG): New macro.
-
-Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * c-pragma.c (push_alignment): Don't ignore alignments greater than
- 4 bytes.
- (insert_pack_attributes): Take into account member natural
- alignment.
-
- * i386/winnt.c (exports_head): New static variable.
- (i386_pe_record_exported_symbol): New function.
- (i386_pe_asm_file_end): Use.
- * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
- symbols to be emitted at end of assembly.
- (ASM_DECLARE_OBJECT_NAME): Likewise.
- (ASM_DECLARE_FUNCTION_NAME): Likewise.
-
- * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
- -iwithprefix.
-
-Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
-
- * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
- in last change.
-
-Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (sched_analyze_1): Use free_list instead of
- zapping reg_last_uses directly.
- (sched_analyze_2, sched_analyze_insn): Likewise.
- (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
-
-Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.md (movdf_hardfloat32): Use worst case insn length
- attributes for cases 1 and 2.
-
-Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
-
- * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
- instead of set.
-
-Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
-
- * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
-
-Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
- PIC_OFFSET_TABLE_REGNUM for general alloaction.
- (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
- must be stacked if it is used for PIC accesses.
- * arm.c (use_return_insn): Handle PIC register specially.
- (output_return_instruction): Likewise.
- (output_func_{prologue,epilogue}): Likewise.
- (output_expand_prologue): Likewise.
-
- * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
- (*strsi_predec): Renamed from *strqi_predec.
- (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
- (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
-
- * arm.c (arm_override_options): Remove warning about PIC code
- not being supported.
-
-Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.c (find_addr_reg): New function.
- * rs6000.h (find_addr_reg): Declare.
- (offsettable_addr_operand): Delete.
- * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
- from and stores to GPRs.
-
-Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (alpha_expand_block_move): Use get_insns rather than
- gen_sequence as argument to emit_no_conflict_block.
-
-Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
-
- * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
- * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
- *fixinc/fixincl.x: regen
- *fixinc/inclhack.sh: regen
-
-Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
-
- * added support for -mpcrel (PC relative addressing for m68k)
- based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
- * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
- * m68k.c (print_operand_address): Handle 32-bit PIC case.
- (comments for general_src_operand): Add some explanation
- about EXTRA_CONSTRAINTS.
- (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
- * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
- (LEGITIMATE_PIC_OPERAND_P): Fix typo.
- (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
- * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
- (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
- (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
- if not already set.
- (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
- * m68k.h (TARGET_PCREL): New target flag.
- (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
- (OVERRIDE_OPTIONS): Add checks for -mpcrel.
- (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
- contains a SYMBOL_REF. Relax this constraint during reload, since
- we want to use the predicates, not reload's built-in concept of a
- valid memory address, to control what insns need reloading.
- (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
- operands (essentially 'g', 'm', and 's' under normal circumstances).
- * m68k.c (print_operand): Cause printing of pc-relative addresses
- to include pc register.
- (print_operand_address): Ditto.
- (general_src_operand): Accept operands that are not only
- general_operands, but are also valid when used as a pc-relative
- source.
- (nonimmediate_src_operand): Similar, for nonimmediate_operands.
- (memory_src_operand): Similar, for memory_operands.
- (pcrel_address): New predicate to accept the special case of a
- pc-relative address.
- * m68k.md (many patterns): Rewrite common SImode, HImode, and
- QImode insns to accept *_src_operand instead of *_operand where
- pc-relative operands can fit. For example, a pc-relative operand
- can be used as a memory source operand for addsi3, but not as a
- memory destination.
- * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
-
-Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
- .thumb_set pseudo op to mark aliases of thumb functions.
-
-Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
-
- * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
- preference to ASM_OUTPUT_DEF, if it is defined.
-
- * tm.texi: Document new, optional target macro
- ASM_OUTPUT_DEF_FROM_DECLS.
-
-Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
-
- * fixincludes: ISCNTL patch
- * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
- (dgux_int_varargs): new for DG/UX
- * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
-
-Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
-
- * invoke.texi (ia32 options): Fix typo.
-
-Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (strength_reduce): When doing biv->giv conversion, update
- reg note of NEXT->insn.
-
-Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (move_movables): Note issues with replacing REGs with
- SUBREGs.
- * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
-
-Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
-
- * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
-
- * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
- the reference to `mcount' was not correct for the ELF on FreeBSD.
-
-Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (strength_reduce): When doing biv->giv conversion, fix up
- reg_biv_class.
-
- (recombine_givs): Set ix field after sorting.
-
-Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
-
- * emit-rtl.c (operand_subword): Tighten checks for when it is safe
- to safe to extract a subword out of a REG.
-
-Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (mulsi3): Don't add a no-op move at the end.
-
-Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * cse.c (cse_insn): Don't put hard register source into tables for
- the last insn of a libcall.
-
-Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (strength_reduce): Insert sets of derived givs at every
- biv increment, even if it's the only one.
-
-Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarfout.c (add_incomplete_type): New fn.
- (output_type): Call it.
- (retry_incomplete_types): New fn.
- (dwarfout_finish): Call it.
-
- From Eric Raskin <ehr@listworks.com>:
- (output_type): Output types for bases.
-
-Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * mips.c (mips_output_conditional_branch): Add `break'
- between `default' label and `close braces'.
-
-Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
-
- * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
- specifications and make it realistic.
- (LIB_SPEC): Likewise.
-
-Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
-
- * config/mips/mips.c (mips_secondary_reload_class): Check for
- (PLUS (SP) (REG)) and return appropriate register class.
- * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
- Handle (PLUS (SP) (REG)).
- (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
- (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
- of emit_insn for tablejump.
-
-Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
- asm_fprintf format string by itself.
- (output_function_profiler): Likewise.
-
-Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
-
- * combine.c (simplify_logical, case AND): Only call
- simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
- or the constant is positive.
-
-Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
-
- * configure.in: Fix typo in rs6000-ibm-aix4 case.
- * configure: Regenerate.
-
-Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
-
- * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
- require a sub-version #.
- * configure: Rebuilt.
-
-1999-06-14 Robert Lipe (robertlipe@usa.net)
-
- * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
-
-Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
-
- * c-typeck.c (process_init_element): Detect excess elements in
- char array initializer.
-
-1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
-
- * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
-
-Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
-
- * invoke.texi (Option Summary): Add -fpermissive flag.
-
-Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
-
- * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
- that require PIC code sequences.
-
-Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
-
- * configure.in: Add new target: thumb-elf.
- * configure: Regenerate.
- * config/arm/t-thumb-elf: New file: Makefile fragment for
- thumb-elf build.
- * config/arm/telf.h: New file: Header file for thumb-elf
- build.
-
-Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
-
- * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
- * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
- initializers is some circumstances.
-
- * fixinc/inclhack.def (endif_label): Add additional selector for
- more bogus stuff after #endif statements.
- * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
-
-Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * i386/cygwin.h (SET_ASM_OP): Define.
-
-Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
-
-Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
- latter.
-
- * sh.md (ic_invalidate_line_i): Remove second alternative.
-
-Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
-
- *fixinc/inclhack.def(sun_auth_proto): We do not know how to
- test for the presence of valid prototypes. Delete bypass expr.
- (ioctl_fix_ctrl): Correct the selection expression.
- (no_double_slash): Correct quoting rules
- *fixinc/fixincl.x: regen
- *fixinc/inclhack.sh: regen
-
-Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
-
-Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * rs6000.md (movsi_got_internal_mem): Delete.
- * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
- (GOT_TOC_REGNUM): Delete.
- (PIC_OFFSET_TABLE_REGNUM): Define.
- (FINALIZE_PIC): Disable.
- * rs6000.c (rs6000_got_register): New code for fixed pic register.
- (rs6000_replace_regno): Delete.
- (rs6000_finalize_pic): Likewise.
- (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
-
-Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (loop_insn_first_p): Don't compare LUIDs when P
- is a note; use <= for the compare; advance P while it is
- a NOTE.
-
-Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
-
- * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
- * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
-
- * varasm.c (remove_from_pending_weak_list): Verify t->name
- is non-NULL before passing it to strcmp.
-
-Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
-
- *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
- the typed arguments are not part of a comment
- (ioctl_fix_ctrl): Added a purpose comment
- *fixinc/fixincl.x: regenerate
- *fixinc/inclhack.sh: regenerate
-
-Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * invoke.texi: Add C4x invocation docs.
-
-Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
- Define new macros.
- * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
- TARGET_EXPOSE_LDP.
- (c4x_legitimize_reload_address): New function.
- * config/c4x/c4x.md: Update docs.
-
-Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
-
- * fixincludes: Avoid removing '.'.
- * fixinc/fixinc.svr4: Likewise.
- * fixinc/fixinc.winnt: Likewise.
- * fixinc/inclhack.tpl: Likewise.
- * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
-
-1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
- pattern.
- * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
-
-Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
-
- * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
- correctly.
-
-Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
-
- * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
- * configure: Regenerate.
-
-Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
-
- * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
- values.
-
-Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
-
- * fixinc/inclhack.def (avoid_bool): Also catch
- "typedef [unsigned] int bool".
- * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
-
- * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
- * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
- * configure: Rebuilt.
-
-Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
-
- * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
- such that we can override its definitions if necessary.
- (CPP_SPEC): New define. Support processor specific predefines via
- %(cpp_cpu).
- (CC1_SPEC): New define. Support processor specific compiler
- options via %(cc1_cpu).
- (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
- -static.
-
-1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
- between sed's -e flag, and the open-quote following it.
- * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
-
-Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
- Jeffrey A Law (law@cygnus.com)
-
- * varasm.c (assemble_start_function): Remove the function
- from the pending weak decls list when we define a function.
- (assemble_variable): Similarly for variables.
- (weak_finish): Ignore items on the list with a NULL name.
- (remove_from_ending_weak_list); New function to "remove" an item
- from the pending weak declarations list.
-
-Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
-
- * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
-
-Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
-
- * c-lex.c (GETC): Redefine to call getch.
- (UNGETC): Redefine to call put_back.
- (putback_buffer): New structure type.
- (putback): New static structure.
- (getch): New function.
- (put_back): New function.
- (yylex): Replace unused bytes from bad multibyte character.
-
-Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
-
- * cpplib.c (do_define): Cast `alloca' return value.
- (do_include, do_undef, do_pragma): Likewise.
- * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
- values.
- * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
- * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
-
-Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
-
- * sparc.md (abstf2): This should be an expand.
- (split after abstf2_notv9): Fix mode.
- (abstf2_hq_v9): New pattern.
- (abstf2_v9): Only use when no hard quad.
- (absdf2_v9): Fix if target is not the same as source.
- (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
- Add correct output constraints.
-
-Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
-
- From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
- * invoke.texi: Clarify text vis-a-vis Intel CPUs.
-
-Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
-
- * mips.h (mips_output_conditional_branch): New function.
- (mips_adjust_insn_length): Likewise.
- (ASSEMBLER_SCRATCH_REGNUM): New macro.
- (ADJUST_INSN_LENGTH): Likewise.
- * mips.c (print_operand): Add `F' and `W' for floating-point
- comparison opcodes.
- (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
- are now in bytes.
- (mips_adjust_insn_length): New function.
- (mips_output_conditional_branch): New function.
- * mips.md (length): Adjust attribute definition to handle
- conditional branches. Change lengths to bytes, rather than
- instructions throughout. Remove length attribute from
- instructions whose length is four bytes, and rely on the default
- instead.
- (dslot): Fix typo in comment.
- Reword conditional branch patterns to use
- mips_output_conditional_branch.
-
-Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
-
- * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
- (LIB_SPEC): Likewise.
- Link with -lprof1_r for -g/-pg.
-
-1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
-
- * loop.c (check_dbra_loop): Fix change of Jan 19.
-
-Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
-
- * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
- (STARTFILE_SPEC): Define, override the svr4.h version.
- (ENDFILE_SPEC): Likewise.
-
-Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
-
- * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
- * fixinc/fixincl.x: Regenerated.
- * fixinc/inclhack.sh: Regenerated.
-
-Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (barrier_align): Don't return early for normal branch/barrier
- when optimizing for SH2.
-
-Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
-
- * i386/udk.h (LINK_SPEC): Correct linker search path for
- system libraries.
-
-Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
- (braf_label_ref_operand): Delete.
- * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
- * sh.md (casesi_jump_2): Operand1 is now the inside of a
- label_ref, and has no predicate.
- The pattern has a predicate to guard against invalid substitutions.
- (dummy_jump): Delete.
- (casesi): Update use of casesi_jump_2.
-
-Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
-
- *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
- *fixinc/fixincl.x: regenerate
- *fixinc/inclhack.sh: regenerate
-
-Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (add_incomplete_type): New fn.
- (gen_struct_or_union_type_die): Call it.
- (retry_incomplete_types): New fn.
- (dwarf2out_finish): Call it.
-
-Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
-
- * gcse.c (insert_insn_end_bb): Correct placement of insns when the
- current block starts with a CODE_LABEL and ends with a CALL and
- we can not find all the argument setup instructions for the CALL.
-
-Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
-
- Revert this change:
- * fold-const.c (fold): STRIP_NOPS when deciding whether or not
- something is a candidate for optimize_bit_field_compare.
-
-Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
-
-Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (override_options): Thinko in last patch.
-
- * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
- (LIB_SPEC): Recognize -pthread.
-
-Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
- definition in config/arm/coff.h
- * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
-
-Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
-
- * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
- fixes that need "file=xxx\n" prepended before invocation
- (start_fixer - new): starting the fixer process is complex enough
- to warrent its own routine. It prepends the "file=xxx\n" stuff.
- (process): uses the new routine; omit usage of putenv()
- * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
- * fixinc/fixincl.x: regenerate
-
-Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
-
- * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
- and version #s (1.1 -> 2.96) as needed.
- * README.g77: Kill way out of date file in the toplevel directory.
-
-Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
-
- * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
- i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
- * configure: Rebuilt.
- * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
- (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
- (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
- (SWITCH_TAKES_ARG): Likewise.
- * i386/freebsd.h: Remove FREEBSD_NATIVE support.
- * config/t-freebsd: Moved from config/i386/ so it can used for all
- FreeBSD targets.
-
-Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
-
- * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
-
-Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
-
- * configure.in (i[34567]86-*-udk*): Install headers with cpio.
- * configure: Rebuilt.
-
-Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
-
- * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
- * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
- * rs6000/rs6000.c (rs6000_file_start): Use putc.
- (rs6000_output_load_toc_table): Same.
- (output_prolog, output_mi_thunk): Same.
- * rs6000/rs6000.h (SELECT_SECTION): Formatting.
- (ASM_GLOBALIZE_LABEL): Use putc.
-
-Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.md (reload_*_help): New patterns and splitters.
- (reload_*): Use them.
- (mov[qh]i): Likewise.
-
-Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
-
- * cccp.c (handle_directive): Handle backslash-newlines in quoted
- strings correctly.
-
-Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
-
- * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
-
-Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
-
- * flow.c (mark_regs_live_at_end, insn_dead_p,
- mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
- and HARD_FRAME_POINTER_REGNUM special treatment if reload
- hasn't run or the frame pointer is needed.
- * haifa-sched.c (attach_deaths): Likewise.
- * sched.c (attach_deaths): Likewise.
-
-Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
-
- * jump.c (jump_optimize_1): Only set CAN_REACH_END if
- calculate_can_reach_end returns nonzero.
-
- * configure.in (native gas tests): Search for an assembler in the
- same manner that the installed compiler will.
- * configure: Rebuilt.
- * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
-
- * alias.c (find_base_term): Improve handling of addresses
- constructed from binary operations.
-
-Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
-
- * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
-
-Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
-
- * function.h (cleanup_label, frame_offset): Declare.
- (tail_recursion_label, tail_recursion_reentry): Likewise.
- (arg_pointer_save_area, rtl_expr_chain): Likewise.
- * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
- (tail_recursion_label, tail_recursion_reentry): Likewise.
- (arg_pointer_save_area, rtl_expr_chain): Likewise.
-
-Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
-
- * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
- defined.
- * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
- (MAX_OFILE_ALIGNMENT): Define.
-
-Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
-
- * fixincl.c: Replace local include scheme with #includes of
- gansidecl.h and system.h.
- * procopen.c: Likewise.
- * server.c: Likewise.
-
-Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
-
- * i386/t-dgux (EXTRA_PARTS): Add crti.o
- (crti.o): Add build rule and dependencies.
- * fixinc/fixinc.dgux: Use modified _int_varargs.h
-
-Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
- (LIB_LINUX_SPEC): Likewise.
- (LIB_LINUX_SPEC): Add support for -pthread
- (CPP_OS_LINUX_SPEC): Likewise.
- (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
- specified.
-
-Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
-
- * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
- conditional move.
- (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
- (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
- for IEEE math and CC_FCOMI.
- (put_jump_code): No IEEE if CC_FCOMI is set.
-
-1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
-
- * fold-const.c (fold_truthop): Make the field reference unsigned
- when converting a single bit compare.
-
-Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
-
-Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
-
- * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
- * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
- version did.
-
- * reload.c (push_reload): Do not call remove_address_replacements
- when presented with identical optional reloads.
-
-Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
-
- * alpha.h (MASK_FIX, TARGET_FIX): New.
- (MASK_*): Reorganize constants.
- (CPP_AM_FIX_SPEC): New.
- (TARGET_SWITCHES): Add FIX.
- (EXTRA_SPECS): Likewise.
- (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
- (SECONDARY_MEMORY_NEEDED): Likewise.
- (REGISTER_MOVE_COST): Likewise.
- * alpha.c (override_options): Add FIX support. Always use
- ALPHA_TP_PROG for ev6.
- * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
- * alpha/elf.h (ASM_FILE_START): Look at FIX too.
- * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
-
-Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
-
- * fold-const.c (fold): STRIP_NOPS when deciding whether or not
- something is a candidate for optimize_bit_field_compare.
-
-Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
-
- * gcc.texi (Passes): Document branch-shortening.
- * invoke.texi (Debugging Options): Document the fact that `-dp'
- outputs length information for instructions.
-
-Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
-
- * flow.c: Revert previous delta.
-
-Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
-
- * flow.c (insn_dead_p): Check against frame_pointer_rtx not
- FRAME_POINTER_REGNUM.
- (mark_set_1): Ditto.
- (mark_used_regs): Ditto.
-
-Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
-
- * arm.h (NEED_PLT_GOT): Fix mistake in last change.
- (GOT_PCREL): New macro. Define to 1 if not already defined.
- * arm/elf.h (GOT_PCREL): Define to 0.
- * arm.c (arm_finalize_pic): Take into account the setting of
- GOT_PCREL.
-
-Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
-
- * output.h (STRIP_NAME_ENCODING): Provide default definition.
- * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
-
- * flow.c (mark_set_1): Do not record BLKmode stores as dead
- store elimination candidates.
-
-Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
-
- * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
- TARGET_GAS.
-
-Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
-
- * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
- Add use of x-aix41-gld.
-
-Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
-
- * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
- (ASM_OUTPUT_DESTRUCTOR): Define.
-
-Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
- last CODE_LABEL in a loop if we have previously passed a jump
- to the top of the loop.
-
-Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
- applying Philip's patch.
-
-Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
-
- * stmt.c (expand_end_bindings): Ignore any elements of VARS that
- are not VAR_DECLs.
-
-Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (strength_reduce): Grow reg_single_usage as needed.
-
-Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
-
- * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
- Also remove a useless comment.
-
-Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
-
- * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
-
-Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
-
- * collect2.c (main): Only generate import or export file and add
- to link arguments if non-empty. Use xmalloc not alloca.
- (write_{export,import}_file): Delete.
- (write_aix_file): New function.
- (locatelib): Use xmalloc not malloc.
- (GCC_OK_SYMBOL): Do not check type if aix64.
-
-Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
-
- Based on patch by Scott Bambrough and Pat Beirne:
- * config/arm/arm.c (making_const_table): New variable.
- * config/arm/arm.h (making_const_table): Declare.
- (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
- appropriate.
- * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
- Keep track of when we are building the constant table.
-
-Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
-
- * config/arm/arm.c (arm_override_options): Fix erroneous warning
- message.
-
-Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
-
- * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
- defined.
-
-Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
-
- * tm.texi (FUNCTION_ARG): Correct description of a stack element
- in a PARALLEL.
-
-Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
-
- * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
-
-Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
-
- * rs6000.c (output_mi_thunk): Enable full support again.
-
-Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (BRANCH_COST): Define.
-
-Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
-
- * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
-
-Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
-
- * function.c (assign_stack_local): Align stack slot properly.
- (assign_outer_stack_local): Likewise.
-
-Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
-
- * expr.h (lang_expand_constant): Declare.
- * toplev.c (lang_expand_constant): Define it.
- * varasm.c (output_constant): Use it.
-
-Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
- Change function definitions to K&R style.
-
-Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
-
- * fixinc/fixincl.c: We must not ignore SIGCLD now.
-
-Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
-
- * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
- * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
- (several places): omit static initialization
- (process): use single fd, since only the read fd is used
- * fixinc/gnu-regex.c: define 'const' away, if not supported
- * fixinc/procopen.c(several places): omit static initialization
- * fixinc/server.c: define 'volitile' away, if not supported
-
-1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
-
- * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
- asm_fprintf and %L to generate the label name.
- * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
- (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
-
-Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
-
- * jump.c (can_reverse_comparison_p): Do not abort if the comparison
- insn for a conditional jump can not be found.
-
-Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
-
- * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
- on variables in specific sections other than .sbss and .sdata.
-
-Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
-
- * stmt.c (expand_return): Call start_cleanup_deferral and
- end_cleanup_deferral around conditional code.
-
-Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
-
- * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
- filename lists. Utilizes new "krstr" AutoGen function.
- * fixinc/fixincl.x: Rebuilt.
-
-Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
-
- * i386.c (output_float_compare): Avoid GNU-C extensions.
-
-Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
-
- * version.c: Bump to distinguish mainline tree from the
- gcc-2.95 branch.
-
-See ChangeLog.1 for earlier changes.
projects / msp430-gcc.git / blobdiff