This commit was generated by cvs2svn to compensate for changes in r163799,

[FreeBSD/FreeBSD.git] / contrib / gcc / ChangeLog

2006-04-25  Nick Clifton  <nickc@redhat.com>

        * config/m32r/m32r.c (gen_compare): Fix reg/smallconst equal code,
        the patch for which was accidentally omitted from the previous
        commit.

2006-04-04  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>

        PR target/26775
        PR target/26776
        * config/m32r/m32r.c (m32r_output_function_epilogue): Case for
        a large stack frame at epilogue. Use fp to recover a stack
        pointer for alloca function at epilogue.

        PR target/36276
        * config/m32r/m32r.c (gen_compare): Removed a rule addsi3 codes 
        to avoid a miss optimizing at simplify_relational_operation().
        * config/m32r/m32r.md (seq): Ditto. Changed reg_or_eq_int16_operand
        to reg_or_uint16_operand because seq_insn has not used addsi3 already.
        (seq_insn): Ditto. Removed operand check mode "P". Changed 
        reg_or_eq_int16_operand to reg_or_uint16_operand.

2006-03-05  Release Manager

        * GCC 3.4.6 released.

2006-03-01  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        Backport
        2005-11-03  James E Wilson  <wilson@specifix.com>

        PR preprocessor/24202
        * cppfiles.c (_cpp_pop_file_buffer): Set buffer_valid to false.

2006-03-01  Alan Modra  <amodra@bigpond.net.au>

        PR target/21616
        Revert most of 2004-03-10 changes, apply mainline 2005-01-07.
        * config/rs6000/rs6000.c (invalid_gpr_mem): Delete.
        (base_reg_operand): Delete.
        (legitimate_offset_address_p): Revert 2004-03-10 changes.
        (secondary_reload_class): Likewise.
        (rs6000_legitimize_reload_address): Convert non-word aligned
        offset address using ld/std into indirect address.
        * config/rs6000/rs6000.h (SECONDARY_RELOAD_CLASS): Define.
        (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
        (PREDICATE_CODES): Delete invalid_gpr_mem and base_reg_operand.
        * config/rs6000/rs6000-protos.h (secondary_reload_class): Update.
        * config/rs6000/rs6000.md (movdf_hardfloat64): Remove m->b
        alternative and split.
        (movdi_internal64): Likewise.
        (reload_outdf, reload_indf, reload_outdi, reload_indi): Delete.

2006-02-28  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        Backport
        2004-04-28  Serge Belyshev  <1319@bot.ru>
        
        PR 14944
        * coverage.c (read_counts_file): Fix usage of warning () call.
        * pretty-print.c (pp_base_format_text): Fix typo in the comment.

2006-02-18  Olivier Hainque  <hainque@adacore.com>

        PR ada/13408
        * pa.h (WIDEST_HARDWARE_FP_SIZE): Define.

2006-02-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        Backport:
        2006-02-01  Steve Ellcey  <sje@cup.hp.com>

        PR middle-end/24901
        * fold-const.c (fold_checksum_tree): Change type of buf.

2006-02-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * doc/contrib.texi: Update my entry.

2006-02-09  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (tls_call_delay): Fix oversight.

2006-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/26109
        * pa.c (attr_length_indirect_call): Don't return length 8 for distances
        >= 240000 when generating code for SOM runtime.
        (output_indirect_call): Don't use "b,l" instruction for indirect calls
        to $$dyncall when generating code for SOM runtime..

2006-02-02  Nick Clifton  <nickc@redhat.com>

        PR 24376
        * sched-rgn.c (add_branch_dependences): For cc0 targets extend
        the dependencies inside a block back to the very first cc0 setter
        in the block.

2006-01-21  Joseph S. Myers  <joseph@codesourcery.com>

        * gcc.c (process_command), gcov.c (print_version), gcov-dump.c
        (print_version), mips-tdump.c (main), mips-tfile.c (main): Update
        copyright notice dates.

2006-01-12  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/25613
        * config/sh/sh.h (CONSTRAINT_LEN): Use unchecking version.      

2005-12-30  Roger Sayle  <roger@eyesopen.com>

        PR target/25213
        Backport from mainline
        2005-09-06  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/23098
        * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
        * simplify-rtx.c (constant_pool_reference_p): New function.
        * rtl.h (constant_pool_reference_p): New prototype.
        * config/i386/i386.md (pushf split, mov[sdx]f split): Use
        constant_pool_reference_p in condition and
        avoid_constant_pool_reference in preparation statements.

2005-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR fortran/25586
        * pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point
        store patterns.

2005-12-29  Alan Modra  <amodra@bigpond.net.au>

        PR target/25572
        * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live.

2005-12-17  Steven Bosscher  <stevenb@suse.de>

        PR rtl-optimization/23837
        * optabs.c (expand_binop): For a multi-word rotate, never emit
        a REG_NO_CONFLICT block.

2005-12-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        Backport from mainline:
        2004-11-01  Mike Stump  <mrs@apple.com>

        * inclhack.def (stdio_va_list): Break out clients from here...
        (stdio_va_list_clients): ...to here.  Also, don't fix if stdarg.h is
        included or ifdef va_start.
        * fixincl.x: Regenerate.
        
2005-12-13  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.

2005-12-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/25258
        * pa.c (som_text_section_asm_op): Use .NSUBSPA directive when changing
        to the text subspace to output debugging information.

2005-12-06  Alan Modra  <amodra@bigpond.net.au>

        PR other/13873
        * longlong.h: Merge PPC tests from upstream.

2005-12-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        PR middle-end/25022
        * builtins.c (expand_builtin_fputs, expand_builtin_printf,
        expand_builtin_fprintf): Lookup the explicit replacement functions
        for any unlocked stdio builtin transformations.

        * builtins.c (expand_builtin_fputs): Defer check for missing
        replacement functions.

2005-12-02  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

        PR c++/24103
        Backport:
        2002-08-22  Diego Novillo  <dnovillo@redhat.com>

        * tree.c (simple_cst_equal): Call simple_cst_list_equal to compare
        CONSTRUCTOR_ELTS pointers.

2005-12-01  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * version.c: Bump version number.
        * doc/include/gcc-common.texi: Likewise.

2005-11-30  Release Manager

        * GCC 3.4.5 released.

2005-11-23  Alan Modra  <amodra@bigpond.net.au>

        PR middle-end/24950
        * expmed.c (store_bit_field): Don't attempt to insv a field
        larger than the reg.

        Merge from trunk
        2005-11-14  Dale Johannesen  <dalej@apple.com>
        * expmed.c (store_bit_field):  Add offset unconditionally for
        memory targets.
        (extract_bit_field):  Don't force extzv or extv operand into
        a register if field is too big.
        2004-12-01  Richard Henderson  <rth@redhat.com>
        * expmed.c (store_bit_field): Use simplify_gen_subreg instead
        of gen_rtx_SUBREG directly.

2005-11-16  Steve Ellcey  <sje@cup.hp.com>

        PR target/24718
        * mklibgcc.in: Create dummy object for libgcc_eh.a
        * config/ia64/hpux.h (LIBGCC_SPEC): Remove.

2005-11-13  Andreas Jaeger  <aj@suse.de>

        * fixinc/check.tpl: Handle CVS additionally.

2005-11-10  Uros Bizjak  <uros@kss-loka.si>

        PR target/24315
        * config/i386/i386.md (*pushdi2_rex64 splitter)
        (*movdi_1_rex64 splitter): Delay splitting after
        flow2 pass only when (optimize > 0 && flag_peephole2).

2005-11-10  Uros Bizjak  <uros@kss-loka.si>

        PR target/19340
        * reg-stack.c (reg_to_stack): Update register liveness also
        for flag_sched2_use_traces.

2005-11-09  Per Bothner  <per@bothner.com>
            Uros Bizjak  <uros@kss-loka.si>
        
        PR c/24101
        * toplev.c (process_options): Initialize debug_hooks early
        in case lang_hooks.post_options ends up calling a debug_hook.
        * cppinit.c (read_original_filename): Temporarily set
        state.in_directive before calling _cpp_lex_direct for
        CPP_HASH tokens.

2005-11-07  Steve Ellcey  <sje@cup.hp.com>

        PR bootstrap/24688
        * fixinc/inclhack.def (sco_math): Add bypass.
        * fixinc/fixincl.x: Regenerate.

2005-11-07  James E Wilson  <wilson@specifix.com>

        PR preprocessor/15220
        * cppfiles.c (_cpp_find_file): New parameter angle_brackets.  Fix all
        callers.  Pass to open_file_failed.
        (open_file_failed): New parameter angle_brackets.  Fix
        all callers.  use in print_dep assignment.
        * cpphash.h (_cpp_find_file): Add new parm to declaration.
        * cppinit.c (cpp_read_main_file): Pass another arg to _cpp_find_file.

2005-11-05  Andreas Jaeger  <aj@suse.de>

        * fixinc/check.tpl: Adopt for move to subversion.

2005-11-03  Richard Guenther  <rguenther@suse.de>

        PR middle-end/24470
        * fold-const.c (fold): Avoid running in circles if we
        got some un-folded subtree.

2005-10-30  Alan Modra  <amodra@bigpond.net.au>

        PR target/23070
        * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
        stdarg functions, set/clear the fp marker even when no variable
        args are passed.
        * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Describe
        -mprototype and -mno-prototype.

2005-10-21  Alan Modra  <amodra@bigpond.net.au>

        PR target/24465
        * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
        use r2 for 64-bit tls .got access.

2005-10-19  Paolo Bonzini  <bonzini@gnu.org>

        * dojump.c (do_jump): Revert the last patch as it breaks Ada.

2005-10-19  Paolo Bonzini  <bonzini@gnu.org>

        PR #19672
        * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR
        like TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR, if the branch cost
        is low enough.

2005-10-09  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.

2005-10-08  Janis Johnson  <janis187@us.ibm.com>

        PR debug/24267
        Partial backport from mainline
        2004-05-04 Paolo Bonzini  <bonzini@gnu.org>
                   Richard Henderson  <rth@redhat.com>
        * tree.c (make_or_reuse_type): New.
        (build_common_tree_nodes): Use it.

        PR target/18583
        Partial backport from mainline
        2004-05-04 Paolo Bonzini  <bonzini@gnu.org>
                   Richard Henderson  <rth@redhat.com>
        * c-common.c (vector_types_convertible_p): New function.
        * c-common.h: Declare it.
        * c-typeck.c (digest_init): Use it.

2005-10-07  James E Wilson  <wilson@specifix.com>

        PR target/23644
        * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
        -mtune-arch.

2005-10-01  Richard Earnshaw  <richard.earnshaw@arm.com>

        PR target/23985
        Back-port 2004-08-19  Richard Henderson  <rth@redhat.com>
        * config/arm/arm.c (arm_gen_load_multiple): Use
        adjust_automodify_address.  Take base memory and offset instead
        of unchanging/struct/scalar bits.
        (arm_gen_store_multiple): Likewise.
        (arm_gen_movstrqi): Use adjust_automodify_address.
        * config/arm/arm-protos.h: Update decls.
        * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
        (store_multiple): Similarly.

2005-09-29  Alan Modra  <amodra@bigpond.net.au>

        PR target/24102
        * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
        check for numbers that need no bit twiddle.

2005-09-09  Richard Guenther  <rguenther@suse.de>

        PR c/20239
        * cppinit.c (cpp_read_main_file): Avoid segfaulting on
        NULL pfile->map.

2005-09-09  Richard Guenther  <rguenther@suse.de>

        PR c++/23624
        * fold-const.c (fold): Check truth_value_p before calling
        invert_truthvalue.

2005-09-08  Craig Rodrigues  <rodrigc@gcc.gnu.org>

        Backport from mainline
        2005-09-01  Craig Rodrigues  <rodrigc@gcc.gnu.org>

        * c-decl.c (diagnose_mismatched_decls):  With -Wredundant-decls,
        do not issue warning for a variable definition following
        a declaration.

2005-09-02  Richard Sandiford  <richard@codesourcery.com>

        PR c/22061
        * c-decl.c (push_parm_decl): Push and pop x_dont_save_pending_sizes_p
        around the call to grokdeclarator.  Call grokdeclarator with the
        field set to 0.
        (store_parm_decls): Always store the pending_sizes in cfun.
        (c_expand_body_1): Call put_pending_sizes.
        * c-objc-common.c (c_cannot_inline_tree_fn): Always check
        pending_sizes.

2005-09-01  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/23478
        * regs.h (reg_info): Add throw_calls_crossed.
        (REG_N_THROWING_CALLS_CROSSED): Define.
        * flow.c (allocate_reg_life_data): Initialize
        REG_N_THROWING_CALLS_CROSSED.
        (propagate_one_insn, attempt_auto_inc): Update
        REG_N_THROWING_CALLS_CROSSED.
        * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
        (alloc_qty): Initialize it.
        (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
        (combine_regs): Combine also n_throwing_calls_crossed fields.
        (find_free_reg): Don't attempt to caller-save pseudos crossing
        calls that might throw.
        * global.c (struct allocno): Add throwing_calls_crossed field.
        (global_alloc): Initialize throwing_calls_crossed.
        (find_reg): Don't attempt to caller-save pseudos crossing calls that
        might throw.

2005-09-01  Richard Earnshaw  <richard.earnshaw@arm.com>

        PR rtl-optimization/17810 target/15342
        * regrename.c: Fix polluted patch in previous change.

2005-09-01  Richard Earnshaw  <richard.earnshaw@arm.com>

        PR rtl-optimization/17810
        Backport
        2004-11-04  Richard Sandiford  <rsandifo@redhat.com>
        PR target/15342
        * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
        as OP_INOUT if the instruction is predicated.

2005-08-31  David Edelsohn  <edelsohn@gnu.org>

        PR target/23539
        Backport from mainline:

        2005-08-27  David Edelsohn  <edelsohn@gnu.org>
        * config/rs6000/rs6000.c (expand_block_move): Use HImode when
        bytes >= 2 not bytes == 2.

2005-08-21  Jakub Jelinek  <jakub@redhat.com>

        * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only
        clear up to elem_bitsize bits, not max_bitsize.

2005-07-20  Steve Ellcey  <sje@cup.hp.com>

        PR target/21841
        * doc/invoke.texi (-mgnu-ld): Update description.
        (-mhp-ld): Ditto.

2005-08-09  Paolo Bonzini  <bonzini@gnu.org>

        PR rtl-optimization/17860
        * loop.c (check_dbra_loop): Do not try to use an end condition
        like "i != 0" in the reversed loop.

2005-08-08  Josh Conner  <jconner@apple.com>

        PR rtl-optimization/23241
        * combine.c (simplify_comparison): Fix error in determining
        whether to lift a subreg from comparison.

2005-08-08  Richard Sandiford  <richard@codesourcery.com>

        PR middle-end/21964
        * stmt.c (tail_recursion_args): Insert a call to emit_queue.

2005-08-08  Richard Sandiford  <richard@codesourcery.com>

        PR c/22458
        * c-decl.c (c_begin_compound_stmt): Set the initial body to
        error_mark_node, not NULL.

2005-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.

2005-08-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR pch/14940
        Backport from mainline:

        * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
        and host_xmake_file using new host configuration files.
        * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.

2005-08-06  Christian Joensson  <christian.joensson@gmail.com>

        PR target/20673
        Backport from mainline:

        2005-04-15  David S. Miller  <davem@davemloft.net>

        * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).

2005-08-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.c (function_arg): Fix typo in last change.

        * pa.c (function_value): Handle small aggregates on 32-bit targets.
        (function_arg): Pass small aggregates in general registers on 32-bit
        targets.
        * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.

2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/install.texi (Specific): Adjust link to openavr.org.
        (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
        (Binaries): Adjust HP-UX Porting Center link.
        (Binaries): Adjust Free Software Foundation ordering link.
        (Binaries): Remove broken link to Sinix/Reliant Unix binaries.

2005-08-04  Eric Botcazou  <ebotcazou@adacore.com>

        * doc/invoke.texi (Optimize Options): Document that -funswitch-loops
        is enabled at -O3.

2005-08-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/21723
        * pa.md: Remove fcpy alternative from movhi and movqi patterns.
        * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
        for complex modes when generating code for PA 1.0.
        (VALID_FP_MODE_P): New macro.
        (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
        sets for all general and floating point modes.  Align wide floating
        point modes to even register boundaries to comply with architectural
        requirements.
        (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
        * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
        (VALID_FP_MODE_P): New macro.
        (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
        sets for all general and floating point modes.  Align wide floating
        point modes to even register boundaries to comply with architectural
        requirements.

2005-08-03  Richard Sandiford  <richard@codesourcery.com>

        PR target/18582
        * config/i386/i386.c (ix86_expand_unop_builtin): Force the target
        to be a register if do_load is true.

2005-08-02  Ian Lance Taylor  <ian@airs.com>

        PR pch/14400
        Backport from mainline:

        2005-08-01  Ian Lance Taylor  <ian@airs.com>

        * config/host-linux.c (linux_gt_pch_get_address): Add new name
        randomize_va_space for virtual address randomization control.

        2005-02-15  James A. Morrison  <phython@gcc.gnu.org>

        PR pch/14940
        PR target/19300
        * config/host-linux.c (linux_gt_pch_use_address): Copy from
        config/pa/pa-host.c:pa_gt_pch_use_address.

        2004-11-09  James A. Morrison  <phython@gcc.gnu.org>

        PR pch/14940
        * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
        definitions.

        2004-10-15  Jon Grimm <jgrimm2@us.ibm.com>

        * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
        definition.

        2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__
        and __s390x__ hosts.

        2004-04-08  Ian Lance Taylor  <ian@wasabisystems.com>

        * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
        Return 1 if file was successfully mapped.

        2004-03-15  Ian Lance Taylor  <ian@wasabisystems.com>

        * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
        Fix the check for abort and only do the mmap if we can.

        2004-03-12  Andrew Pinski  <apinski@apple.com>

        * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
        Use ret instead of result. Use addr instead of base.

        2004-03-10  Richard Henderson  <rth@redhat.com>

        * c-pch.c (c_common_no_more_pch): Update for gt_pch_use_address
        extra arguments.
        * config.host (*-*-solaris2*, *-*-linux*): Add out_host_hook_obj
        and host_xmake_file fragments.
        * ggc-common.c (gt_pch_save): Update for gt_pch_get_address change.
        (gt_pch_restore): Similarly for gt_pch_use_address.
        (default_gt_pch_get_address): New.
        (mmap_gt_pch_get_address): Split out of gt_pch_save.
        (default_gt_pch_use_address): Split out of gt_pch_restore.
        (mmap_gt_pch_use_address): Likewise.
        * hooks.c (hook_voidp_size_t_null): Remove.
        (hook_bool_voidp_size_t_false): Remove.
        * hooks.h: Likewise.
        * hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): Use one of the
        default_ or mmap_ definitions.
        (HOST_HOOKS_GT_PCH_USE_ADDRESS): Likewise.
        * hosthooks.h (struct host_hooks): Update gt_pch_get_address
        and gt_pch_use_address.
        * config/host-linux.c, config/host-solaris.c: New files.
        * config/x-linux, config/x-solaris: New files.
        * config/rs6000/host-darwin.c darwin_rs6000_gt_pch_get_address): 
        Update for changed definition.
        (darwin_rs6000_gt_pch_use_address): Likewise.
        * doc/hostconfig.texi: Update docs.

2005-07-31  Richard Sandiford  <richard@codesourcery.com>

        PR target/20621
        Backport from mainline:

        2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
        * config/mips/mips.md (cprestore): Provide two alternatives, one for
        an in-range offset and one for an out-of-range offset.  Wrap the latter
        in .set macro/.set nomacro if it's inside a .set nomacro block.

        2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
        * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
        (mips_restore_gp): Declare.
        * config/mips/mips.c (mips_add_offset): Add a scratch register
        argument.  Reimplement in rtl only, reusing MIPS16 logic from
        mips_output_mi_thunk.
        (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
        to mips_add_offset.
        (mips_gp_save_slot): Delete.
        (mips_restore_gp): New function.
        (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
        * config/mips/mips.md (exception_receiver): Turn into a
        define_insn_and_split.  Use mips_restore_gp to do the split.
        (call_internal, call_value_internal, call_value_multiple_internal): Use
        mips_restore_gp to restore $gp.

2005-07-29  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete.

2005-07-28  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/22619
        * cfgcleanup.c (try_forward_edges): Watch out for end of
        insn chain.

2005-07-28  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/17188
        PR c/21899
        * c-decl.c (diagnose_mismatched_decls): Check for duplicate
        declarations of enumerators.
        (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
        for redefinition.  Check for nested redefinition.
        (finish_struct): Don't check for nested redefinition.
        (start_enum): Check for nested redefinition.

2005-07-28  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/21873
        * c-typeck.c (push_init_level): Don't pop levels without braces if
        implicit == 1.

2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
  
        * doc/install.texi (Configuration): Update Valgrind homepage.
 
2005-07-28  Richard Sandiford  <richard@codesourcery.com>

        PR c/20187
        * fold-const.c (fold): When shortening comparisons of widened operands,
        check whether the tree returned by get_unwidened really is wider.

2005-07-28  Richard Sandiford  <richard@codesourcery.com>

        PR c/22589
        Backport from mainline:

        2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
        * tree.c (get_narrower): Don't narrow integral types into
        non-integral types.

2005-07-26  Bernardo Innocenti  <bernie@develer.com>

        Backport from mainline:
        2005-07-12  Peter Barada  <peter@the-baradas.com>
        PR middle-end/16719
        PR middle-end/18421
        * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
        in address registers.
        * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
        * config/m68k/m68k.md: Replace 's' with 'i' in 4th
        alternative of addsi3_5200.

2005-07-21  Janis Johnson  <janis187@us.ibm.com>

        PR target/20191
        Backport from mainline:

        2004-04-23  Dale Johannesen  <dalej@apple.com>

        * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
        (movdf_hardfloat64):  Ditto.
        (movdf_softfloat64):  Ditto.

        * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
        (movdf_hardfloat64):  Ditto.

2005-07-21  Richard Sandiford  <richard@codesourcery.com>

        PR rtl-optimization/22167
        * gcse.c (hoist_code): Fix hoist_exprs[] check.

2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>

        * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
        and *-*-freebsd9.
        * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
        
2005-07-09  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
        in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).

2005-07-08  David Edelsohn  <edelsohn@gnu.org>

        Backport from mainline:
        2005-06-18  Roger Sayle  <roger@eyesopen.com>
        PR target/22083
        * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.

2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/22308
        * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
        C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.

2005-06-14  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/20301
        * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
        unsigned index numbers.

2005-06-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/21889
        * config/sparc/sol2.h (ASM_OUTPUT_DWARF_DTPREL): Undefine.
        * config/sparc/sol2-gas.h (ASM_OUTPUT_DWARF_DTPREL): Redefine.

2005-06-04  Richard Henderson  <rth@redhat.com>

        PR target/21888
        * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
        until we've passed initial ldgp.

2005-06-01  Richard Henderson  <rth@redhat.com>

        * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
        * config.in, configure: Rebuild.
        * config/alpha/alpha.c (print_operand): Add 'j'.
        * alpha.md (divmodsi_internal_er_1): Use it.
        (divmoddi_internal_er_1): Likewise.

2005-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/install.texi (sparc-sun-solaris2*): Update note
        about Sun bug 4910101.

2005-05-29  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/19933
        * fixinc/inclhack.def (solaris_math_6_1): New fix.
        (solaris_math_9): Rewrite and guard with #ifdef __sparc__.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/iso/math_c99.h: Adjust for above changes.

        Backport from mainline:
        2005-05-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
                    Joseph S. Myers  <joseph@codesourcery.com>

        * fixinc/inclhack.def: New fixes solaris_math_[1-9].
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/iso/math_c99.h: New.

        Backport from mainline:
        2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>

        * fixinc/inclhack.def (stdio_stdarg_h, stdio_va_list): Bypass on
        *-*-solaris2.1[0-9]*, not just *-*-solaris2.1[0-9].
        * fixinc/fixincl.x: Regenerate.

        Backport from mainline:
        2004-11-26  Mark Mitchell  <mark@codesourcery.com>

        * fixinc/inclhack.def (gnu_types): Do not use on Solaris 2.1x.
        (stdio_va_list): Likewise.
        (stdio_stdarg.h): Likewise.
        (solaris_stdio_tag): Add bypass.
        * fixinc/fixincl.x: Regenerated.

2005-05-26  Jakub Jelinek  <jakub@redhat.com>

        PR target/21716
        * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
        found in the basic block and last insn in the basic block is not
        INSN_P.  Remove explicit unspec numbers that are no longer valid
        from comments.

2005-05-25  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/21709
        * fold-const.c (const_binop): Check for division by zero during
        complex division.

2005-05-24  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>

        * config/m32r/m32r.c (m32r_expand_block_move):  Return 0 if
        nothing was done.
        * config/m32r/m32r.md (movmemsi):  If m32r_expand_block_move did
        nothing then FAIL.
        * config/m32r/m32r/m32r-protos.h  (m32r_expand_block_move): Update
        prototype.

2005-05-23  Ulrich Weigand  <uweigand@de.ibm.com>

        * unroll.c (loop_iterations): Remove common term from initial
        and final value only if it is loop invariant.

2005-05-20  Mark Mitchell  <mark@codesourcery.com>

        * version.c (version_string): Mark as 3.4.5.

2005-05-19  Mark Mitchell  <mark@codesourcery.com>

        * version.c (version_string): Restore pre-release marker.

2005-05-19  Release Manager

        * GCC 3.4.4 released.

2005-05-11  Mark Mitchell  <mark@codesourcery.com>

        Revert:
        2005-05-10  H.J. Lu  <hongjiu.lu@intel.com>
        Backport from mainline
        2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
        * function.c (fixup_var_refs): Save volatile_ok and set to 1.
        * expr.c (emit_block_move_via_movstr): Save and restore
        volatile_ok.
        2005-05-09  Grigory Tolstolytkin  <gtolstolytkin@ru.mvista.com>
        Backport from mainline
        2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
        * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill previous
        MEM_VOLATILE in REF.

2005-05-11  Ben Elliston  <bje@au.ibm.com>

        * dwarf2out.c: Revert my 2005-05-10 patch.

2005-05-10  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline
        2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
        * function.c (fixup_var_refs): Save volatile_ok and set to 1.
        * expr.c (emit_block_move_via_movstr): Save and restore
        volatile_ok.

2005-05-10  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.md (sse_mov?fcc* splitters): Add mode to
        IF_THEN_ELSE, remove mode from MATCH_OPERATOR.  Fix a typo.

2005-05-09  Grigory Tolstolytkin  <gtolstolytkin@ru.mvista.com>

        Backport from mainline
        2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
        * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill previous
        MEM_VOLATILE in REF.

2005-05-10  Ben Elliston  <bje@au.ibm.com>

        PR debug/16676
        * dwarf2out.c (dwarf2out_decl): Always set context_die to NULL,
        even when debug_info_level is DINFO_LEVEL_TERSE.

2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.c (m68hc11_z_replacement): Use emit_insn_after
        when adding the save Z instruction so that it is part of the good BB.
        (reg_or_some_mem_operand): Do not allow the 68HC12 address indirect
        addressing mode as it is not supported by bset and bclr.
        (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
        addressing with movw.
        (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
        68HC12.
        * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
        for 68HC11.
        ("*movhi_68hc12"): Handle movhi_const0.
        ("*subhi3", "subqi3"): Use general_operand for operand 1.
        ("*subhi3_zext"): Likewise.

2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>

        PR target/19051
        * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for operand
        1 and fix constraints.
        ("mulqihi3"): Use general_operand for operand 2.

2005-05-08  Richard Sandiford  <rsandifo@redhat.com>

        PR target/21416
        * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
        comparisons.
        * config/mips/mips.md (sungt_df, sunge_df, sungt_sf, sunge_sf): New
        patterns.

2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>

        PR target/16925
        * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
        64-bit constants on 64-bit hosts.
        (m68hc11_split_logical): Simplify.
        (m68hc11_split_move): Likewise.

2005-05-06  Bruce Korb  <bkorb@gnu.org>
            Joseph S. Myers <joseph@codesourcery.com>

        * fixinc/inclhack.def: Correct backslashes
        * fixinc/fixincl.x: regen

2005-05-02  Janis Johnson  <janis187@us.ibm.com>

        PR 19985
        * gcov-io.h: Declare gcov external functions hidden.

2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>

        * config/freebsd-spec.h (FBSD_CPP_SPEC): Revert last change.

2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>

        Backport from mainline
        * doc/install.texi (Specific): Avoid using asterisks in @anchor
        names related to target triplets.
        Remove i?86-*-esix from platform directory.
        Remove powerpc-*-eabiaix from platform directory.

2005-05-01  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR bootstrap/20633
        * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).

2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/install.texi (Specific): Omit dots in the @anchors names
        for i?86-*-sco3.2v5* and sparc-sun-solaris2.7.
        Omit underscores for x86_64-*-* and the "all ELF targets" entry.

2005-05-01  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/21213
        * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
        transparent union.

2005-05-01  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/20740
        * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
        aborts, if __gcc_host_wide_int__ is not properly defined.
        (init_dynamic_diag_info): Give errors, not aborts, if location_t,
        tree or __gcc_host_wide_int__ are not properly defined.

2005-05-01  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/11459
        PR c/18502
        * gcc.c (cpp_unique_options): Remove %{trigraphs}.
        (cpp_options, cc1_options): Change %{std*} %{ansi} to
        %{std*&ansi&trigraphs}.

2005-04-29  Alan Modra  <amodra@bigpond.net.au>

        PR target/21098
        * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
        * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.

2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>

        * config.gcc (avr-*-*): Remove redundant "case".

2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>

        PR target/17822
        * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.

2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>

        PR target/17824
        * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.

2005-04-22  David Edelsohn  <edelsohn@gnu.org>

        Backport from mainline.
        * config/rs6000/rs6000.c (rs6000_init_libfuncs): Set TFmode
        optabs to xlq names if TARGET_XL_COMPAT.

2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/invoke.texi (SPARC options): Document that -mapp-regs
        is turned off by default on Solaris.

2005-04-15  Dave Korn  <dave.korn@artimi.com>

        * gcc.c (default_compilers): Clarify obscure error message when
        reading from standard input.

2005-04-15  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.

2005-04-11  David Edelsohn  <edelsohn@gnu.org>

        Backport from mainline:
        * config/rs6000/aix52.h (atoll): Declare.

2005-04-08  Ulrich Weigand  <uweigand@de.ibm.com>

        Backport from mainline:
        * config/s390/tpf.h (ASM_SPEC): Define.

2005-04-06  Dale Johannesen  <dalej@apple.com>

        PR middle-end/19225
        * calls.c (expand_call):  Flush pending deferrals before
        throwing call.

2005-04-06  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/17245
        * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
        Revert 2004-10-08 patch.  Reject TFmode LO_SUM in 32-bit mode.

2005-04-05  James E. Wilson  <wilson@specifixinc.com>

        PR target/20670
        * unwind-ia64.c (uw_intall_context): Add missing load of r27.

2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/invoke.texi (SPARC options): Document that
        -mlittle-endian is not supported on Linux either.

2005-03-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        PR c++/18644
        * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
        semantics.

2005-03-31  Alan Modra  <amodra@bigpond.net.au>

        PR target/20611
        * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
        label operand.  Remove (use (unspec..)).  Don't emit a label on
        the offset word.
        * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
        generate inline label for load_toc_v4_PIC_1b.
        (rs6000_emit_load_toc_table): Likewise.

2005-03-31  Alan Modra  <amodra@bigpond.net.au>

        * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
        (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
        (powerpc-*-linux*): Build a biarch compiler when --enable-targets
        is given with "powerpc64*" or "all", or when --with-cpu chooses
        a 64-bit cpu.

2005-03-30  Alan Modra  <amodra@bigpond.net.au>

        * doc/install.texi: Update binutils requirement for powerpc*-linux.

2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>

        PR target/15491
        * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
        (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
        FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
        PRE_DEC, NEG and NOT.

2005-03-23  Uros Bizjak  <uros@kss-loka.si>

        * simplify-rtx.c (simplify_unary_operation) <NOT>: Add missing break
        in code that deals with logicals on floats.

2005-03-22  Uros Bizjak  <uros@kss-loka.si>

        PR target/14981
        Backport from mainline
        2004-02-18  Jan Hubicka  <jh@suse.cz>
        * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
        floats.
        (simplify_binary_operation): Deal with logicals on floats.
        * i386.md (SSE fabs splitters): Emit new patterns.
        (SSE cmov splitters): Likewise.
        (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
        (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
        subregs.
        (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
        (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.

2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>

        PR target/18551
        * config/avr/avr.c (avr_output_function_prologue): Do not use
        current_function_name() in a label, use a local label instead.

2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>

        * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
        std=iso9899:199x): Correct descriptions.

2005-03-19  Andy Hutchinson  <HutchinsonAndy@netscape.net>

        PR target/18251
        * config/avr/avr.md (movstrhi): Rewrite as RTL loop.
        (*movstrqi_insn): Delete.
        (*movstrhi): Delete.

2005-03-17  Richard Sandiford  <rsandifo@redhat.com>

        PR rtl-optimization/19683
        * reload1.c (choose_reload_regs): Pass the number of bits, not the
        number of bytes, to smallest_int_for_mode.  Fix arguments to
        REG_CANNOT_CHANGE_MODE_P.

2005-03-17  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/linux-unwind.h: New file backported from gcc-4.0.
        * config/rs6000/linux.h: #include linux-unwind.h in place of all
        unwind support in this file.
        * config/rs6000/linux64.h: Likewise.

2005-03-16  Roger Sayle  <roger@eyesopen.com>

        PR rtl-optimization/17825
        Backport from mainline
        2004-11-27  Jakub Jelinek  <jakub@redhat.com>
        * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
        or not.

2005-03-16  Roger Sayle  <roger@eyesopen.com>

        PR target/18371
        Backport from mainline
        2004-12-19  Steven Bosscher  <stevenb@suse.de>
        * config/i386/i386.c (ix86_split_to_parts): Use an array with
        four elements for decoding a CONST_DOUBLE on 64 bits targets.

2005-03-14  Alan Modra  <amodra@bigpond.net.au>

        * config.gcc: Remove excess indentation.
        (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5.

2005-03-13  Marek Michalkiewicz  <marekm@amelek.gda.pl>

        PR target/20288
        * config/avr/avr.c (print_operand): Add 'p' and 'r'.
        (out_movhi_r_mr): Read low byte of volatile MEM first.
        (out_movhi_mr_r): Write high byte of volatile MEM first.

2005-03-10  Aldy Hernandez  <aldyh@redhat.com>

        * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.

2005-03-08  James E Wilson  <wilson@specifixinc.com>

        Backport from mainline
        2004-04-13  James E Wilson  <wilson@specifixinc.com>
        PR middle-end/20364
        * c-opt.c (c_common_post_options): If this_input_filename is NULL,
        increment errorcount and return false instead of true.

        Backport from mainline
        2005-02-21  James E Wilson  <wilson@specifixinc.com>
        * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
        (do_compile): Do call it here.

2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>

        * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.

2005-03-03  Alan Modra  <amodra@bigpond.net.au>

        PR target/20277
        * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
        -mcpu to override any other explicitly given flags.

2005-03-02  Mark Mitchell  <mark@codesourcery.com>

        PR c++/19916
        * varasm.c (initializer_constant_valid_p): Allow conversions
        between OFFSET_TYPEs.  Tidy.

2005-02-28  John David Anglin  <dave.anglin#nrc-cnrc.gc.ca>

        PR target/19819
        * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
        and after reload in REG+REG indexed addresses without REG_POINTER
        set in the base and not set in the index.

2005-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR rtl-optimization/17728
        * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
        operand 0 from general_operand to move_dest_operand.

2005-02-26  Paolo Carlini  <pcarlini@suse.de>

        * doc/extend.texi (Declaring Attributes of Functions)<noreturn>:
        Clarify that the alternative way doesn't work in GNU C++.

2005-02-25  David Edelsohn  <edelsohn@gnu.org>

        Backport from mainline:
        2005-02-24  David Edelsohn  <edelsohn@gnu.org>
        PR target/19019
        * reload.c (operands_match_p): Only increment register number for
        SCALAR_INT_MODE_P modes in multiple hard registers.
        * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
        Fix formatting.

2005-02-24  Jakub Jelinek  <jakub@redhat.com>

        PR target/19019
        * Makefile.in (LIB2FUNCS_SHARED_EXTRA, LIB2ADD_SH): New.
        (libgcc.mk): Depend on $(LIB2ADD_SH), pass LIB2ADD_SH to mklibgcc.
        (LIBGCC_DEPS): Add $(LIB2ADD_SH).
        * mklibgcc.in: Handle LIB2ADD_SH.
        * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove darwin-ldouble.c.
        (LIB2FUNCS_STATIC_EXTRA, LIB2FUNCS_SHARED_EXTRA): Set.
        * config/rs6000/darwin-ldouble.c: Protect .symver asm also with
        defined IN_LIBGCC2_S.
        * config/rs6000/darwin-ldouble-shared.c: New file.

2005-02-23  Michael Beach  <michaelb@ieee.org>

        PR target/20159
        * config/sparc/t-elf (startup files): Assemble with CPP.

2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/install.texi (Specific): Update link for Darwin-specific
        tool binary site.

2005-02-16  David Edelsohn  <edelsohn@gnu.org>

        PR target/19019
        Backport from mainline:
        2005-02-16  David Edelsohn  <edelsohn@gnu.org>
        * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
        * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
        2005-02-15  David Edelsohn  <edelsohn@gnu.org>
                    Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
        (_xlqsub): Rename to __gcc_qsub.
        (_xlqmul): Rename to __gcc_qmul.
        (_xlqdiv): Rename to __gcc_qdiv.
        Provide versioned symbol aliases with old names.
        * config/rs6000/libgcc-ppc64.ver: Rename symbols.
        * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
        * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
        * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
        * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
        2005-02-14  David Edelsohn  <edelsohn@gnu.org>
        * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
        (trunctfdf2_internal1): New.
        (trunctfdf2_internal2): Renamed from trunctfdf2.
        2005-02-13  David Edelsohn  <edelsohn@gnu.org>
        * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
        {TARGET,MASK}_XL_COMPAT.
        (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
        MASK_XL_COMPAT.
        * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
        * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
        TARGET_XL_COMPAT.
        (rs6000_arg_partial_bytes): Same.
        (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
        and XL compatibility enabled.
        * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
        * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
        test to final condition.
        (cmptf_internal2): New.
        * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
        xl-compat.  Add TFmode information to description.

2005-02-16  Eric Christopher  <echristo@redhat.com>

        PR preprocessor/19077
        * cppmacro.c (cpp_macro_definition): Move handling of whitespace
        to PREV_WHITE conditional. Remove overloading of len
        variable.

2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/19715
        * config.gcc (sparc-*-elf*): Include sparc/sol2-gld.h.
        (sparc-*-rtems*): Likewise.
        (sparclite-*-elf*): Likewise.
        (sparc86x-*-elf*): Likewise.
        (sparc64-*-elf*): Likewise.

2005-02-11  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>

        PR middle-end/19697
        2005-01-30  Roger Sayle  <roger@eyesopen.com>
        * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
        constant as the second operand and a register as the third.

2005-02-11  Jakub Jelinek  <jakub@redhat.com>

        PR c++/19666
        2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
        * fold-const.c (fold_convert): Treat OFFSET_TYPE like
        POINTER_TYPE and INTEGER_TYPE.

        * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
        crtend.o if -pie.  Use %{x:a;:b} spec syntax.

2005-02-10  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/19579
        * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
        both A and B, see if they don't clobber registers the other expr uses.

2005-02-08  Alan Modra  <amodra@bigpond.net.au>

        PR target/19803
        * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.

2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>

        * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.

2005-02-03  Richard Guenther  <rguenth@gcc.gnu.org>

        PR middle-end/19775
        * builtins.c (fold_builtin_sqrt): Transform
        sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
        pow(x,y*0.5).

2005-02-01  Richard Earnshaw  <rearnsha@arm.com>

        PR target/16201
        * arm.c (arm_eliminable_register): New function.
        (adjacent_mem_locations): Don't allow eliminable registers.  Use
        HOST_WIDE_INT for address offsets.
        * arm-protos.h (arm_eliminable_register): Add prototype.

2005-01-31  Daniel Jacobowitz  <dan@codesourcery.com>

        2004-09-22  Mark Mitchell  <mark@codesourcery.com>
        * gcc/dwarf2out.c (scope_die_for): If the containing scope is a
        TRANSLATION_UNIT_DECL, consider it to be a global.

2005-01-29  Alan Modra  <amodra@bigpond.net.au>

        * unwind-dw2.c (execute_stack_op): Add missing cases for
        DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.

2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>

        PR target/15384
        * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
        configuration part of dp-bit.c to be lost.

2005-01-27  Ulrich Weigand  <uweigand@de.ibm.com>

        PR target/17771
        Backport from mainline:
        * config/s390/s390.md ("reload_outti"): Remove predicate for
        output operand.  Abort if operand is not a MEM.
        ("reload_outdi", "reload_outdf"): Likewise.

2005-01-27  Marek Michalkiewicz  <marekm@amelek.gda.pl>

        PR target/19293
        PR target/19329
        * config/avr/avr.c (notice_update_cc): Only set condition code for
        ashrqi3 if shift count > 0.
        (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
        (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
        ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
        count <= 0 as a no-op, and shift count >= width by copying zero
        or sign bit to all bits of the result.
        * config/avr/avr.md (all shifts): Add alternatives for zero shift
        count, with attribute "length" set to 0 and "cc" set to "none".

2005-01-27  J"orn Rennecke <joern.rennecke@st.com>

        * real.c (do_add): Initialize signalling and canonical members.

        * real.c (real_from_integer): Zero out destination.

2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>

        Backport from mainline:
        * dbxout.c (dbxout_symbol_location): Resolve constant pool references
        even for variables with NULL DECL_INITIAL.

2005-01-25  Richard Earnshaw  <rearnsha@arm.com>

        PR target/19393
        Backport:
        2004-03-30  Nick Clifton  <nickc@redhat.com>
        * config/arm/arm.md (thumb_jump): Reduce the backward branch
        range, and increase the forward branch range, to allow for
        the fact that the PC will be off by 4.

2005-01-24  Richard Henderson  <rth@redhat.com>
            Aldy Hernandez  <aldyh@redhat.com>

        * regrename.c (note_sets): Handle subregs.

2005-01-24  Jakub Jelinek  <jakub@redhat.com>

        * flow.c (propagate_one_insn): Formatting.

        PR middle-end/19551
        * flow.c (libcall_dead_p): Be more conservative if unsure.
        If there are any instructions between insn and call, see if they are
        all dead before saying the libcall is dead.

2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>

        PR target/19548
        * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
        (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
        (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.

2005-01-19  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/15139
        * combine.c: Include params.h.
        (count_rtxs): New function.
        (record_value_for_reg): If replace_rtx would replace at least
        2 occurrences of REG in VALUE and TEM is really large, replace REG with
        (clobber (const_int 0)) instead of TEM.
        * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
        * params.h (MAX_LAST_VALUE_RTL): New.
        * Makefile.in (combine.o): Depend on $(PARAMS_H).
        * doc/invoke.texi (--param max-last-value-rtl=N): Document.

        PR c/17297
        * c-typeck.c (digest_init): Only call build_vector if all constructor
        elements are *_CST nodes.

        PR middle-end/19164
        * c-typeck.c (digest_init): Only call build_vector if inside_init
        is a CONSTRUCTOR.

2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR debug/16261
        Backport from mainline:
        2004-01-27  Devang Patel  <dpatel@apple.com>

        * dwarf2out.c: (remove_child_TAG): New function.
        (gen_subprogram_die): Do not remove all children dies while reusing
        declaration die for definition.  Instead, selectively remove only
        formal parameters.

2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR rtl-optimization/19296
        * combine.c (simplify_comparison): Rewrite the condition under
        which a non-paradoxical SUBREG of a PLUS can be lifted when
        compared against a constant.

2005-01-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * varasm.c (process_pending_assemble_output_defs): Fix previous change.

2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/16304
        * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
        * toplev.c (compile_file): Call process_pending_assemble_output_defs
        just before targetm.asm_out.file_end.
        * tree.h (process_pending_assemble_output_defs): Declare.
        * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
        New functions.
        (assemble_alias): Defer generation of assembly code for defines when
        TARGET_DEFERRED_OUTPUT_DEFS is true.
        * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
        * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
        * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.

2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>

        * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
        * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
        Remove little endian multilib variants.
        Add mips32 multilib variant.

2005-01-14  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert last change.

2005-01-13  David O'Brien  <obrien@FreeBSD.org>

        Backport from mainline:
        * config/freebsd-spec.h:  Make KSE pthread lib logic the default.

2005-01-13  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
        definition to 600.

2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>

        * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.

2004-01-12  David Mosberger  <davidm@hpl.hp.com>
            James E Wilson  <wilson@specifixinc.com>

        PR target/18987
        * config/ia64/ia64.c (process_set): For alloc insn, only call
        process_epilogue is !frame_pointer_needed.

        PR target/13158
        * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
        sibcall alloc instruction.
        (process_set): Handle sibcall alloc instruction.

2005-01-10  David Edelsohn  <edelsohn@gnu.org>

        PR target/18720
        Backport from mainline
        * collect2.c (main): Set aixrtl_flag for -brtl option.
        (resolve_lib_name): Search for .so file extension before .a
        if aixrtl_flag set.

2005-01-08  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/19012
        * config/i386/i386.md (addqi_1_slp): Set memory attribute.

2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
        * configure: Regenerate.

2005-01-07  Jakub Jelinek  <jakub@redhat.com>

        * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
        TYPE_MODE.

2005-01-06  Richard Sandiford  <rsandifo@redhat.com>

        PR rtl-opt/13299
        * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
        biv_fits_mode_p, extension_within_bounds_p): New functions.
        (check_ext_dependent_givs): Use them.

2005-01-05  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/10692
        * reload1.c (do_input_reload): Restrict the optimization deleteing
        a previous output reload to RELOAD_FOR_INPUT.

2005-01-06  Jakub Jelinek  <jakub@redhat.com>

        Backport from mainline:
        2004-03-22  Diego Novillo  <dnovillo@redhat.com>

        * c-typeck.c (same_translation_unit_p): Fix pasto.

2005-01-02  Roger Sayle  <roger@eyesopen.com>
            Andrew Pinski  <pinskia@physics.uc.edu>
            James E. Wilson  <wilson@specifixinc.com>

        PR rtl-optimization/12092
        * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
        is zero.

2004-12-30  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/19175
        * loop-unroll.c (expand_bct): Pass the code_label to the function
        do_compare_rtx_and_jump, not the label ref.  Clean-up style issues.

2004-12-27 John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * vax.c (vax_address_cost, vax_rtx_cost): Correct casts.
        (vax_rtx_cost): Handle small offsets for both PLUS and MINUS.

2004-12-27  Steven Bosscher  <stevenb@suse.de>
            John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        rtl-optimization/12863
        * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
        * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
        that the case is in range, to make sure the casesi insn is always
        in range and never falls through.
        (casesi1): Add comment to explain why casesi never falls through.
        Remove the unnamed special case casesi pattern.

2004-12-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR c++/14607.
        Backported from main.
        * configure.ac (HAVE_GAS_NSUBSPA_COMDAT): Add check for .NSUBSPA
        COMDAT support.
        * configure. config.in: Rebuilt.
        * config/pa/pa-protos.h (som_text_section_asm_op,
        som_readonly_data_section, som_one_only_readonly_data_section,
        som_one_only_data_section, forget_section): Declare.
        * pa.c (override_options): Set init_machine_status to
        pa_init_machine_status.
        (pa_init_machine_status): New function.
        (pa_output_function_epilogue): Call forget_section if TARGET_SOM and
        TARGET_GAS.
        (pa_asm_output_mi_thunk): Likewise.
        (som_text_section_asm_op): New function.
        (pa_select_section): Call som_one_only_readonly_data_section and
        som_one_only_data_section when appropriate.
        * pa.h (struct machine_function): Define.
        (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
        SOM_READONLY_DATA_SECTION_FUNCTION,
        SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION
        SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New
        macros.
        * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
        (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
        (READONLY_DATA_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
        (READONLY_DATA_SECTION): Call som_readonly_data_section when not PIC.
        (SUPPORTS_SOM_COMDAT): New define.
        (SUPPORTS_ONE_ONLY): True if SUPPORTS_WEAK or SUPPORTS_SOM_COMDAT.
        (MAKE_DECL_ONE_ONLY): Rework common support.

2004-12-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/17643
        * pa.c (pa_function_ok_for_sibcall): Sibcalls are not ok when
        generating code for the portable runtime.

2004-12-25  Alan Modra  <amodra@bigpond.net.au>

        PR target/19147
        * config/rs6000/rs6000.md (andsi3_internal7, andsi3_internal8): Delete.

2004-12-23  Richard Henderson  <rth@redhat.com>

        PR c/18282
        * c-decl.c (finish_enum): Retain precision acquired from an attribute.

2004-12-23  Alexandre Oliva  <aoliva@redhat.com>

        PR target/16819
        * calls.c (load_register_parameters): Don't call use_regs when
        nregs is zero.

2004-12-22  Richard Henderson  <rth@redhat.com>

        PR target/19102
        * config/i386/i386.c (x86_inter_unit_moves): Disable.
        (ix86_hard_regno_mode_ok): Disallow SSE2 and MMX scalar modes
        in SSE registers when only SSE1 enabled.

2004-12-21  David O'Brien  <obrien@FreeBSD.org>

        Backport from mainline:
        * config/freebsd-spec.h:  Use KSE pthread lib for -pthread.

2004-12-19  Richard Henderson  <rth@redhat.com>

        * config/i386/i386.c (ix86_hard_regno_mode_ok): Always accept all SSE,
        MMX, 3DNOW modes in SSE registers; always accept all MMX, 3DNOW modes
        in MMX registers.
        * config/i386/i386.h (VALID_SSE2_REG_MODE): Don't include
        VALID_MMX_REG_MODE.
        * config/i386/i386.md (movv4sf_internal, movv4si_internal,
        movv2di_internal, movv2si_internal, movv4hi_internal,
        movv2sf_internal, movv2df_internal, movv8hi_internal,
        movv16qi_internal, movti_internal): Add leading '*' to name.
        (movv2di_internal, movv2df_internal, movv8hi_internal,
        movv16qi_internal, movv2df, movv8hi, movv16qi, movv2di,
        pushv2di, pushv8hi, pushv16qi): Enable for SSE1.
        (movv2si_internal, movv4hi_internal): Add SSE alternatives.
        (movv8qi_internal, movv2sf_internal): Likewise.
        (movtf): Simplify conditional.
        (movv2sf, pushv2sf): Enable for MMX.

2004-12-19  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/19068
        * expr.c (expand_expr_real_1) <MAX_EXPR>: Ensure that target, op0
        and op1 are all registers (or constants) before expanding the RTL
        comparison sequence [to avoid reg_overlap_mentioned (target, op1)].

2004-12-18  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR rtl-optimization/16968
        * loop.c (scan_loop): Stop scanning the loop for movable
        insns as soon as an optimization barrier is encountered.

2004-12-16  H.J. Lu  <hongjiu.lu@intel.com>

        PR other/18508
        * config/alpha/t-osf4 (SHLIB_LINK): Use `.backup' as the suffix
        to back up the existing shared library.
        * config/arm/t-netbsd (SHLIB_LINK): Likewise.
        * config/mips/t-iris5-6 (SHLIB_LINK): Likewise.
        * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
        * config/sh/t-linux (SHLIB_LINK): Likewise.
        * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
        * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
        * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
        * config/t-slibgcc-sld (SHLIB_LINK): Likewise.

2004-12-16  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/18493
        * c-typeck.c (c_finish_case): Rechain statements if we didn't
        encounter any case labels or a default.

2004-12-16  Eric Botcazou  <ebotcazou@adacore.com>

        PR middle-end/18882
        * function.c (assign_stack_local_1): Use BITS_PER_UNIT alignment
        when passed -2 as 'align'.
        (put_var_into_stack): Use 'bool' as the type for the three local
        predicates.  Adjust calls to put_reg_into_stack.
        When passed a CONCAT, instruct put_reg_into_stack to use
        a consecutive stack slot for the second part.
        (put_reg_into_stack): Remove 'promoted_mode' parameter, add
        'consecutive_p' parameter.  Turn the three predicates into 'bool'
        parameters.  Retrieve the register mode from 'reg'.
        When consecutive_p is true, instruct assign_stack_local_1 to use
        BITS_PER_UNIT alignment.
        (put_addressof_into_stack): Use 'bool' as the type for the two
        local predicates. Adjust call to put_reg_into_stack.

2004-12-16  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR middle-end/18590
        * function.c (fixup_var_refs_insns_with_hash): Do not invoke
        fixup_var_refs_insn on insns marked as deleted.

2004-12-15  Richard Henderson  <rth@redhat.com>

        PR target/19028
        * config/i386/i386.md (sse compare splitter): Test for SF and DFmode
        explicitly instead of using VALID_SSE_REG_MODE.

2004-12-15  Richard Henderson  <rth@redhat.com>

        PR target/19005
        * config/i386/i386.md (swaphi_1): Swap with swaphi_2, allow with
        optimize_size.
        (swapqi_1): Rename from swapqi.  Enable only for no partial reg
        stall and optimize_size.
        (swapqi_2): New.
        (swaphi_1, swaphi_2, swapqi_1): Add athlon_decode.
        (swapsi, swaphi_1, swaphi_2, swapqi_1, swapdi): Remove modrm override.

2004-12-15  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/18153
        * configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports
        -Bstatic/-Bdynamic option.
        * config.in: Regenerated.
        * configure: Likewise.

        * gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static
        -lunwind if possible.

2004-12-15  Richard Henderson  <rth@redhat.com>

        PR target/19010
        * config/i386/i386.c (gen_reg_or_parallel): New.
        (function_arg): Use it.
        (ix86_hard_regno_mode_ok): Test SSE1 and SSE2 separately,
        MMX and 3DNOW separately.
        (ix86_rtx_costs): Simplify FLOAT_EXTEND case.
        * config/i386/i386.h (VALID_SSE2_REG_MODE): Move SSE2 cases from ...
        (VALID_SSE_REG_MODE): ... here.
        * config/i386/i386.md (movv4sf_internal): Validate one MEM.
        (movv4si_internal): Likewise.
        (movv2di_internal): Likewise.  Enable for SSE2 only.
        (movv2di): Enable for SSE2 only.
        (pushv4si): Enable for SSE1.

2004-12-15  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR c++/17972
        * tree-inline.c (expand_call_inline): Set TREE_SIDE_EFFECTS
        on the STMT_EXPR wrapping up the inlined body.

2004-12-15  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR preprocessor/15167
        * cppfiles.c (destroy_cpp_file): New function.
        (should_stack_file): Make a new file if the
        compared file is still stacked.

2004-12-15  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR other/18665
        * libgcc-std.ver (GCC_3.4.4): Inherit from GCC_3.4.2.
        Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3.
        * libgcc-darwin.ver (GCC_3.4.4): Inherit from GCC_3.4.
        Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3.
        * libgcc2.c (__addvsi3): Rename to __addvSI3.
        New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
        (__addvdi3): Rename to __addvDI3.
        (__subvsi3): Rename to __subvSI3.  Use word type for the result.
        New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
        (__subvdi3): Rename to __subvDI3.
        (_mulvsi3): Rename to _mulvSI3.
        New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
        (_mulvdi3): Rename to _mulvDI3.
        (__negvsi2): Rename to __negvSI2.
        New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
        (__negvdi2): Rename to __negvDI2.
        (__absvsi2): Rename to __absvSI2.
        New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
        (__absvdi2): Rename to __absvDI2.
        * libgcc2.h (64-bit targets): Define COMPAT_SIMODE_TRAPPING_ARITHMETIC.
        (__absvSI2, __addvSI3, __subvSI3, __mulvSI3, __negvSI2, __absvDI2,
        __addvDI3, __subvDI3, __mulvDI3, __negvDI2): Define to the appropriate
        symbol and declare.
        (__absvsi2, __addvsi3, __subvsi3, __mulvsi3, __negvsi2): Declare if
        COMPAT_SIMODE_TRAPPING_ARITHMETIC.

2004-12-14  Steve Ellcey  <sje@cup.hp.com>

        * doc/invoke.texi (IA-64 options): Add existing options that
        weren't already listed.

2004-12-14  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/18951
        * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2): Avoid
        using arguments passed to save_expr after that call.

2004-12-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR middle-end/18730
        * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
        the first/last insn is a sequence, return the first/last insn of the
        sequence.

2004-12-13  Roger Sayle  <roger@eyesopen.com>

        PR target/18002
        PR middle-end/18424
        Backport from mainline

        2004-03-20  Richard Sandiford  <rsandifo@redhat.com>
        * Makefile.in (dojump.o): Depend on $(GGC_H) and dojump.h.
        (GTFILES): Add $(srcdir)/dojump.h.
        (gt-dojump.h): New dependency.
        * dojump.c (and_reg, and_test, shift_test): New static variables.
        (prefer_and_bit_test): New function.
        (do_jump): Use it to choose between (X & (1 << C)) and (X >> C) & 1.

        2004-03-21  Andrew Pinski  <pinskia@gcc.gnu.org>
        * dojump.c (prefer_and_bit_test): Fix which part of
        the and_test is replaced.

        2004-12-10  Roger Sayle  <roger@eyesopen.com>
        * dojump.c (do_jump): When attempting to reverse the effects of
        fold_single_bit_test, we need to STRIP_NOPS and narrowing type
        conversions, and handle BIT_XOR_EXPR that's used to invert the
        sense of the single bit test.

2004-12-13  Richard Henderson  <rth@redhat.com>

        PR target/17990
        * config/i386/i386.md (negsf2): Fix condition for using sse.
        (negdf2, abssf2, absdf2): Likewise.
        (negsf2_if, abssf2_if): Don't disable if sse enabled.
        (movv4sf_internal splitter): Postpone til after reload.
        (movv2di_internal splitter): Likewise.

2004-12-13  Richard Henderson  <rth@redhat.com>

        PR middle-end/17930
        * toplev.c (rest_of_compilation): Fix computation of
        preferred_incoming_stack_boundary.

2004-12-12  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/17186
        * reg-stack.c (move_for_stack_reg): Handle source register not
        live with a nan.

2004-12-12  Richard Henderson  <rth@redhat.com>

        PR target/18932
        * config/i386/i386.md (all splits and peepholes): Use flags_reg_operand
        and compare_operator to propagate the input CC mode to the output.
        * config/i386/i386.c (compare_operator): New.
        * config/i386/i386.h (PREDICATE_CODES): Add it.
        * config/i386/i386-protos.h: Update.

2004-12-09  Richard Henderson  <rth@redhat.com>

        PR c/18282
        * attribs.c (decl_attributes): Clear DECL_ALIGN when relaying out decl.
        * c-common.c (handle_mode_attribute): Handle enumeral types.

2004-12-09  Richard Henderson  <rth@redhat.com>

        PR target/17025
        * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New.
        (test_qi_1, andqi_2): Do not promote to simode.

2004-12-07  David Mosberger  <davidm@hpl.hp.com>

        PR target/18443
        * config/ia64/ia64.c (ia64_assemble_integer): Add support for
        emitting unaligned pointer-sized integers.

2004-12-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR middle-end/17827
        * c-semantics.c (expand_unreachable_if_stmt): Invoke
        expand_cond on the condition.

2004-12-06  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.

2004-12-05  Richard Henderson  <rth@redhat.com>

        PR target/18841
        * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
        (builtin_setjmp_receiver_er_sl_1): Use it.
        (builtin_setjmp_receiver_er_1): Likewise.
        (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
        (builtin_setjmp_receiver): Don't split for explicit relocs until
        after reload.
        (exception_receiver): Likewise.

2004-12-05  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (rs6000_assemble_integer): Fix typo.

2004-12-04  Richard Henderson  <rth@redhat.com>

        * emit-rtl.c, expr.c, function.c, integrate.c, optabs.c, rtl.h:
        Revert the patches for PR rtl-opt/15289.

2004-12-03  Eric Botcazou  <ebotcazou@adacore.com>

        * integrate.c (expand_inline_function): Accept non-CONCAT arguments
        for CONCAT parameters and invoke read_complex_part on them.

2004-12-02  Richard Henderson  <rth@redhat.com>

        * expr.c (write_complex_part): Use simplify_gen_subreg when the
        submode is at least as large as a word.
        (read_complex_part): Likewise.

2004-12-02  Roger Sayle  <roger@eyesopen.com>

        PR target/9908
        * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
        Intel assembler syntax by using %A1 instead of %*%1.

2004-12-02  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/15289
        * emit-rtl.c (gen_complex_constant_part): Remove.
        (gen_realpart, gen_imagpart, subreg_realpart_p): Remove.
        * expr.c (write_complex_part, read_complex_part): New.
        (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
        emit_move_complex_push, emit_move_complex, emit_move_ccmode,
        emit_move_multi_word): Split out from ...
        (emit_move_insn_1): ... here.
        (expand_expr_real) <COMPLEX_EXPR>: Use write_complex_part.
        <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
        <CONJ_EXPR>: Likewise.
        * function.c (assign_parms): Hard-code transformations
        instead of using gen_realpart/gen_imagpart.
        * integrate.c (initialize_for_inline): Likewise.
        * optabs.c (expand_unop): Use read_complex_part/write_complex_part.
        (expand_complex_abs): Likewise.
        (expand_binop): Likewise.  Rearrange to build a CONCAT at the end,
        rather than creating a complex target at the beginning.
        * rtl.h (gen_realpart, gen_imagpart, subreg_realpart_p): Remove.
        (read_complex_part, write_complex_part): Declare.

2004-12-02  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
        #ifdef RELOCATABLE_NEEDS_FIXUP.

2004-12-01  Nathanael Nerode  <neroden@gcc.gnu.org>

        PR preprocessor/17651
        * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
        flag_no_line_commands.
        * c-ppoutput.c (pp_file_change): Remove now-redundant check of
        flag_no_output.

        PR preprocessor/17610
        * directives.c (do_include_common): Error out if an empty filename
        is given for #include (or #include_next or #import).
        PR preprocessor/17610
        * testsuite/gcc.dg/cpp/empty-include.c: New testcase.

2004-12-02  Alan Modra  <amodra@bigpond.net.au>

        PR target/16952
        * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
        #ifdef RELOCATABLE_NEEDS_FIXUP with if.
        * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
        of target_flags_explicit.
        * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
        case.  Define as 0 for non-biarch.

2004-12-01  Richard Henderson  <rth@redhat.com>

        * expr.c (optimize_bitfield_assignment_op): Split out from ...
        (expand_assignment): ... here.  Use handled_component_p to gate
        get_inner_reference code.  Simplify MEM handling.  Special case
        CONCAT destinations.
        (get_inner_reference): Handle REAL/IMAGPART_EXPR.
        (handled_component_p): Likewise.

2004-12-01  Alan Modra  <amodra@bigpond.net.au>

        PR target/12817
        * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.

2004-11-30  Jakub Jelinek  <jakub@redhat.com>

        * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
        unsigned and type signed, build ABS_EXPR with signed_type (ctype)
        and only afterwards convert to ctype.

2004-11-29  Richard Henderson  <rth@redhat.com>

        PR target/17224
        * config/ia64/ia64.c (sdata_symbolic_operand): Deny offsets
        outside the referenced object.

2004-11-28  Andreas Fischer <a_fisch@gmx.de>
            Alan Modra  <amodra@bigpond.net.au>

        PR target/16343
        * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
        functions, strings and thread-local vars.

2004-11-27  Alan Modra  <amodra@bigpond.net.au>

        PR target/12769
        * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
        from rs6000_default_long_calls for libcalls.

        PR target/18686
        * config/rs6000/rs6000-c.c (rs6000_pragma_longcall): Use
        integer_zerop and integer_onep instead of comparing against
        canonical trees.

2004-11-25  Richard Henderson  <rth@redhat.com>

        PR c++/6764
        * reload1.c (set_initial_eh_label_offset): New.
        (set_initial_label_offsets): Use it.

2004-11-26  Alan Modra  <amodra@bigpond.net.au>

        PR rtl-optimization/16356
        * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
        separate output register and one less jump.  Enable for powerpc64.
        (floatdisf2): Adjust for above.

2004-11-25  Ralf Corsepius <ralf.corsepius@rtems.org>

        * config.gcc (avr-*-rtems*): Fix typo.

2004-11-24  Uros Bizjak  <uros@kss-loka.si>

        PR rtl-optimization/18614
        * simplify-rtx.c (simplify_binary_operation): Do not
        simplify inner elements of constant arguments of
        VEC_CONCAT insn.

2004-11-23  Eric Botcazou  <ebotcazou@libertysurf.fr>

        Backport from mainline:
        2004-10-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
                    Roger Sayle  <roger@eyesopen.com>

        PR middle-end/17813
        * dojump.c (discard_pending_stack_adjust): New function.
        (clear_pending_stack_adjust): Call it.
        * expr.h (discard_pending_stack_adjust): Declare it.
        * explow.c (emit_stack_save): Emit pending stack adjustments
        before saving the stack pointer.
        (emit_stack_restore): Discard pending stack adjustments before
        restoring the stack pointer.

2004-11-23  Ralf Corsepius <ralf.corsepius@rtems.org>

        * config/c4x/t-rtems: New.
        * config.gcc: Reflect having added c4x/t-rtems.

2004-11-23  Ralf Corsepius <ralf.corsepius@rtems.org>

        * config/arm/t-rtems: New.
        * config.gcc: Reflect having added arm/t-rtems.

2004-11-23  Ralf Corsepius <ralf.corsepius@rtems.org>

        * config.gcc: Add avr-*-rtems*.
        * config/avr/t-rtems: New.
        * config/avr/rtems.h: New.

2004-11-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR rtl-optimization/14838
        * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
        note.
        (get_last_nonnote_insn): Don't assume last insn is a note.

2004-11-21  Roger Sayle  <roger@eyesopen.com>

        * fixinc/inclhack.def (alpha_pthread_init): Fix technical problems
        with the last check-in caused by CVS variable substitution.
        * fixinc/fixincl.x: Likewise.
        * fixinc/tests/base/pthread.h: Likewise.

2004-11-21  Roger Sayle  <roger@eyesopen.com>
            Bruce Korb  <bkorb@gnu.org>

        Synchronize with mainline
        * fixinc/inclhack.def (alpha_pthread_init): New fix.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/pthread.h: Update for new test.

2004-11-17  Ramana Radhakrishnan  <ramana.radhakrishnan@codito.com>

        PR target/18263
        * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
        equivalent on the A4.

2004-11-16  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/18498
        * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
        after processing the declarator.

2004-11-14  Andrew Pinski  <pinskia@physics.uc.edu>

        PR objc/18406
        * objc/obj-act.c (encode_type): 96bits doubles are encoded the
        same way as 64bit and 128bit doubles are.

2004-11-14  Hans-Peter Nilsson  <hp@bitrange.com>

        PR target/18347
        * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
        TImode.  Sorry for other non-complex larger-than-64-bit modes.
        * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
        (INIT_CUMULATIVE_ARGS): Correct unused macro name FNDECL.

2004-11-13  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/md.texi (constraints) <% modifier>: Mention that it is
        useless when the two alternatives are strictly identical.

2004-11-12  Richard Henderson  <rth@redhat.com>

        PR 17778
        * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
        * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
        (TARGET_96_ROUND_53_LONG_DOUBLE): New.
        * config/i386/i386-modes.def (XF): Use it.

2004-11-12  Ralf Corsepius  <ralf.corsepius@rtems.org>

        * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
        Remove m505/roe multilib variant.

2004-11-12  Eric Botcazou  <ebotcazou@act-europe.fr>

        Backport from mainline:
        2004-02-25  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.c (alpha_emit_conditional_branch): Don't
        use (op0-op1) == 0 if op0 is a pointer.

2004-11-10  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/18322
        * c-common.c (fname_decl): Don't use line number of decl in
        diagnostic.

2004-11-10  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
        argument.  Return naked register for unions with zero length.
        When the union is passed in the 6th slot, build a PARALLEL with
        only one element.
        (function_arg): Adjust call to function_arg_union_value.
        (function_value): Likewise.

2004-11-09  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/18380
        * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
        hidden.

        * unwind-dw2.c (_Unwind_FindTableEntry): Removed.

2004-11-10  Alan Modra  <amodra@bigpond.net.au>

        PR target/16480
        2004-08-26  Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
        on "(mem (symbol_ref ..))" rtl.  Look at LO_SUM base regs as well
        as PLUS base regs.
        2004-08-01  Geoffrey Keating  <geoffk@apple.com>
        * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
        if trying to *store* to a non-offsettable address.
        2004-07-30  Geoffrey Keating  <geoffk@apple.com>
        * config/rs6000/rs6000.c (rs6000_split_multireg_move): Cope with
        non-offsettable addresses being moved into multiple GPRs.

2004-11-07  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/t-iris6 (tp-bit.c): Fix target filename.

2004-11-07  Mark Mitchell  <mark@codesourcery.com>

        * version.c (version_string): Set to 3.4.4.
        * doc/include/gcc-common.texi (version): Likewise.

2004-11-04  Release Manager

        * GCC 3.4.3 released.

2004-10-31  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/18129
        * varasm.c (copy_constant): Don't copy STRING_CSTs if
        flag_writable_strings.
        (build_constant_desc): Call copy_constant unconditionally.

2004-10-30  Roger Sayle  <roger@eyesopen.com>

        PR rtl-optimization/17581
        * cselib.c (cselib_process_insn): The last instruction of a libcall
        block, with the REG_RETVAL note, should be considered in the libcall.
        * gcse.c (do_local_cprop): Allow constants to be propagated outside
        of libcall blocks.
        (adjust_libcall_notes): Use simplify_replace_rtx instead of
        replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.

2004-10-27  Andrew Pinski  <pinskia@physics.uc.edu>

        PR other/18186
        * common.opt (--param): Fix spelling of parameter.

2004-10-27  Andreas Krebbel  <krebbel1@de.ibm.com>

        * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.

2004-10-26  Richard Sandiford  <rsandifo@redhat.com>

        PR bootstrap/15747
        * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
        reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
        can be used to work around this.

2004-10-26  Roger Sayle  <roger@eyesopen.com>
            John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        Backport 3.4 regression fix from mainline
        * cse.c: Change encoding of quantity numbers to avoid undefined
        pointer arithmetic on qty_table.
        (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
        (get_cse_reg_info): Initialize reg_qty to a unique negative value.
        (new_basic_block): Assign "real" quantity numbers from zero.
        (delete_reg_equiv): Do nothing if quantity is invalid.  Reset the
        REG_QTY to its unique negative value.
        (merge_equiv_classes): Calculate need_rehash if quantity is valid.
        (cse_main): Don't include max_reg when determining max_qty.
        (cse_basic_block): Avoid subtracting a large offset from qty_table,
        which causes undefined C99 behaviour.  Only allocate needed memory.

2004-10-25  Jakub Jelinek  <jakub@redhat.com>

        * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
        DECL_INCOMING_RTL is NULL.

2004-10-21  Eric Christopher  <echristo@redhat.com>

        * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
        saves.

2004-10-22  Bernardo Innocenti  <bernie@develer.com>

        Backport from the mainline:
        2004-10-22  Peter Barada  <peter@the-baradas.com>
        * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
        * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
        renaming of non-live registers in interrupt functions.
        * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.

2004-10-21  Giovanni Bajo  <giovannibajo@gcc.gnu.org>

        * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.

2004-10-21  Aldy Hernandez  <aldyh@redhat.com>

        PR 18004.
        * expmed.c (store_bit_field): Pass original 'value' before
        recursing.

2004-10-21  Ramana Radhakrishnan  <ramana.radhakrishnan@codito.com>

        * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.

        PR target/17317
        * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
        REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
        base and index register for loads.

        * config/arc/t-arc: Fix multilib handling.

2004-10-18  H.J. Lu  <hongjiu.lu@intel.com>

        PR bootstrap/17684
        * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
        (stage1-start): Remove and copy libunwind.a and
        libunwind*$(SHLIB_EXT) instead of libunwind*.
        (stage2-start): Likewise.
        (stage3-start): Likewise.
        (stage4-start): Likewise.
        (stageprofile-start): Likewise.
        (stagefeedback-start): Likewise.

        * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
        the shared library to be created and don't remove the existing
        shared library.
        * config/arm/t-netbsd (SHLIB_LINK): Likewise.
        * config/mips/t-iris5-6 (SHLIB_LINK): Likewise.
        * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
        * config/sh/t-linux (SHLIB_LINK): Likewise.
        * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
        * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
        * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
        * config/t-slibgcc-sld (SHLIB_LINK): Likewise.

        * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
        files.

2004-10-18  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
        operand 1 instead of 2

2004-10-17  David O'Brien  <obrien@FreeBSD.org>

        * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
        other FreeBSD platforms.

2004-10-14  Richard Henderson  <rth@redhat.com>

        PR debug/14492
        * dwarf2out.c (loc_descriptor_from_tree): Handle FIX_*_EXPR.

2004-10-14  Richard Henderson  <rth@redhat.com>

        PR c/17023
        * c-parse.in (compstmt_primary_start): Check last_tree non-null,
        not current_function_decl non-null.

2004-10-14  Roger Sayle  <roger@eyesopen.com>

        PR other/17361
        * c-opts.c (c_common_init_options): Scan command line options for
        "-lang-asm" and if found allow any of the C-family front-end options.
        Likewise, scan all command line options for g77's -traditional-cpp.

2004-10-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * doc/install.texi (*-*-solaris2*): Update with info about kernel
        patches to solve spurious testsuite failures.

2004-10-13  Andrew Pinski  <pinskia@physics.uc.edu>

        * dwarf2out.c (rtl_for_decl_location): Do not use MEM_P but use
        GET_CODE == MEM.

2004-10-13  Richard Henderson  <rth@redhat.com>

        PR debug/15860
        * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
        for DECL_INCOMING_RTL.

2004-10-13  Richard Henderson  <rth@redhat.com>

        PR c/17384
        * c-common.c (handle_mode_attribute): Disallow mode changes that
        alter the CODE of the top-level type.

        * crtstuff.c (__FRAME_END__): Remove mode attribute.  Find 32-bit
        integer from internal limits macros.
        * config/i386/emmintrin.h (__v2df): Fix base type.
        * config/i386/xmmintrin.h (__m128, __v4sf): Likewise.

2004-10-13  Richard Henderson  <rth@redhat.com>

        PR debug/13841
        * function.c (instantiate_decl): Recurse for CONCAT.

2004-10-13  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/14454
        * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
        sparc_can_output_mi_thunk.
        (sparc_output_mi_thunk): Simplify handling of delta offset.  Add
        handling of vcall offset.
        (sparc_can_output_mi_thunk): New predicate.
        * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
        (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
        (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.

        * config/sparc/sparc.md (movdi): Remove redundant test.

2004-10-12  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/17503
        * regclass.c (subregs_of_mode): Turn into an htab.  Make static.
        (som_hash, som_eq): New.
        (init_subregs_of_mode, record_subregs_of_mode): New.
        (cannot_change_mode_set_regs): Rewrite for htab implementation.
        (invalid_mode_change_p): Likewise.
        * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
        * flow.c (mark_used_regs): Likewise.
        (life_analysis): Use init_subregs_of_mode.
        * regs.h (subregs_of_mode): Remove.
        * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.

2004-10-10  Roger Sayle  <roger@eyesopen.com>

        PR rtl-optimization/17853
        * combine.c (combine_simplify_rtx): Don't attempt any simplifications
        of vector mode comparison operators.
        * cse.c (fold_rtx): Likewise.
        * simplify-rtx.c (simplify_gen_relational):  Avoid calling
        simplify_relational_operation with vector mode comparison operators.
        (simplify_rtx): Likewise.

2004-10-09  Joseph S. Myers  <joseph@codesourcery.com>

        * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
        atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
        strtoufix16, strtoufix32, strtoufix64): Declare.

2004-10-08  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c/16999
        * c-ppoutput.c (cb_ident): Don't quote string as it is already
        quoted.

2004-10-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/17245
        * config/sparc/sparc.c (input_operand): Remove redundant code
        for handling LO_SUM.
        (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
        <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
        Otherwise only accept it for TFmode if quad move insns are available.

2004-10-07  Giovanni Bajo  <giovannibajo@gcc.gnu.org>

        PR c++/17115
        * tree-inline.c (expand_call_inline): Do not warn for functions
        marked with attribute noinline.

2004-10-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/install.texi (*-*-solaris2*): Fix marker for URL.

2004-10-07  Richard Sandiford  <rsandifo@redhat.com>

        PR target/17770
        * config/mips/mips.md (mov_lwl): Remove hazard=none attribute.

2004-10-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR rtl-optimization/17027
        Backport from mainline:
        * cfglayout.c (fixup_fallthru_exit_predecessor): If the first block
        falls through to exit, split it.
        * cfgrtl.c (rtl_split_block): If no insn is specified, split on the
        first insn in the basic block.

2004-10-06  H.J. Lu  <hongjiu.lu@intel.com>

        * doc/invoke.text (freorder-functions): Add a leading `.' to
        "text.hot" and "text.unlikely" sections.

2004-10-06  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/16007
        * doc/install.texi (*-*-solaris2*): Mention potential problem
        with Sun assembler + GNU linker and C++ programs.
        Document status of binutils 2.15 release.

2004-10-06  Alan Modra  <amodra@bigpond.net.au>

        PR 16406
        * doc/tm.texi (LIBGCC_SPEC): Mention modifications.
        (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.

2004-10-03  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
        (OS_MISSING_POWERPC64): Move, and comment.
        * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
        (OS_MISSING_POWERPC64): Move, and comment.

2004-10-01  Nick Clifton  <nickc@redhat.com>

        * config/stormy16/stormy16.c (TARGET_BUILD_BUILTIN_VA_LIST_TYPE):
        Fix typo in macro name, it should be: TARGET_BUILD_BUILTIN_VA_LIST.

2004-09-30  Richard Henderson  <rth@redhat.com>

        * config/alpha/qrnnd.asm: Mark for noexecstack.

2004-09-30  Richard Henderson  <rth@redhat.com>

        * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
        * doc/tm.texi (DWARF_ZERO_REG): New.

        * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
        alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
        * config/alpha/alpha.h (DWARF_ZERO_REG): New.

2004-09-29  David Edelsohn  <edelsohn@gnu.org>

        PR target/17493
        Backport from mainline
        2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
        * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).

2004-09-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>

        PR target/14064
        Backport from mainline
        2004-09-01  James E Wilson  <wilson@specifixinc.com>
        * config/avr/avr.c (avr_unique_section): Delete prototype and
        definition.
        (TARGET_ASM_UNIQUE_SECTION): Delete.

2004-09-26  Roger Sayle  <roger@eyesopen.com>

        PR other/15526
        Backport from mainline
        2004-05-20  Falk Hueffner  <falk@debian.org>
        * libgcc2.c (__mulvsi3): Fix overflow test.

2004-09-24  Roger Sayle  <roger@eyesopen.com>

        PR rtl-optimization/9771
        * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
        conditional compilation in init_reg_sets_1.
        (init_reg_sets_1): Let global_regs[i] take priority over the frame
        (but not stack) pointer exceptions to regs_invalidated_by_call.
        (globalize_reg): Globalizing a fixed register may need to update
        regs_invalidated_by_call.

2004-09-23  Denis Chertykov  <denisc@overta.ru>

        PR target/16884
        * config/avr/avr.md ("movmemhi"): Substitute match_dup to
        match_scratch.
        (*movmemqi_insn): Likewise.
        (*movmemhi): Likewise.
        (clrmemhi): Likewise.
        (*clrmemqi): Likewise.
        (*clrmemhi): Likewise.

2004-09-23  H.J. Lu  <hongjiu.lu@intel.com>

        PR bootstrap/17369
        * Makefile.in (@set_gcc_lib_path@): Added.

        * configure.ac: Include ../config/gcc-lib-path.m4. Use
        TL_AC_GNU_MAKE_GCC_LIB_PATH.
        * configure: Regenerated.

2004-09-23  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/16566
        * c-typeck.c (build_component_ref): Don't special-case
        COMPOUND_EXPR.

2004-09-22  Ralf Corsepius  <corsepiu@faw.uni-ulm.de>

        PR target/15583
        * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
        builtin_define ("__USE_INIT_FINI__").

2004-09-20  Richard Sandiford  <rsandifo@redhat.com>

        PR target/17565
        * config/mips/mips.md (define_asm_attributes): Set can_delay to no.

2004-09-15  James E Wilson  <wilson@specifixinc.com>

        PR target/17455
        * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
        if current_function_decl is a sibcall.

2004-09-15  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Save
        location of CR.
        * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Ditto.

2004-09-15  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/install.texi (sparc-sun-solaris2*): Properly format warning.

2004-09-14  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/17186
        * function.c (expand_function_end): Revert last change.

        * sibcall.c (call_ends_block_p): Fix thinko finding the
        last real insn in a block.

2004-09-14  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/15498
        * doc/invoke.texi (Environment Variables): Correct example locale.

2004-09-14  Daniel Jacobowitz  <dan@debian.org>

        * reload.c (find_reloads): Swap operand_loc pointers for
        find_dummy_reload if we have swapped two operands.

2004-09-13  Richard Henderson  <rth@redhat.com>

        PR inline-asm/6806
        * cselib.c (cselib_invalidate_rtx): Export.  Remove unused args.
        (cselib_invalidate_rtx_note_stores): New.
        (cselib_record_sets, cselib_process_insn): Update to match.
        * cselib.h (cselib_invalidate_rtx): Declare.
        * postreload.c (reload_cse_simplify): Invalidate asm clobbers.

2004-09-11  Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>

        PR target/11476
        * gcc/config/arc/arc.c (arc_va_args): Call build1 instead
        of build for unary tree operators.

2004-09-11  Andrew Pinski  <apinski@apple.com>

        PR target/17167
        backport from the mainline:
        2004-02-28  Andrew Pinski  <pinskia@physics.uc.edu>
        * config/darwin.h (machopic_finish): Output stub even if
        the symbol is already defined.
        2004-02-27  Dale Johannesen  <dalej@apple.com>
        * config/darwin.c (machopic_output_possible_stub_label):
        Remove.
        config/darwin-protos.h:  Ditto.
        config/darwin.h:  Remove call to it.

2004-09-11  David Edelsohn  <edelsohn@gnu.org>

        PR target/17277
        * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
        choose 64-bit version.

2004-09-09  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR 15886
        Backport from mainline:
        2004-06-11  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx.

2004-09-09  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
        save_size.

2004-09-08  H.J. Lu  <hongjiu.lu@intel.com>

        * configure: Regenerated.

2004-09-08  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/17186
        * function.c (expand_function_end): Have fall-off-the-end
        return path jump around return register setup.

2004-09-08  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/14925:
        Makefile.in (LIB2ADDEHSTATIC): New.
        (LIB2ADDEHSHARED): New.
        (LIBUNWIND): New.
        (LIBUNWINDDEP): New.
        (SHLIBUNWIND_LINK): New.
        (SHLIBUNWIND_INSTALL): New.
        (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
        LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
        (clean): Remove libunwind*
        (stage1-start): Remove and copy stage1/libunwind*.
        (stage2-start): Remove and copy stage2/libunwind*.
        (stage3-start): Remove and copy stage3/libunwind*.
        (stage4-start): Remove and copy stage4/libunwind*.
        (stageprofile-start): Remove and copy stageprofile/libunwind*.
        (stagefeedback-start): Remove and copy stagefeedback/libunwind*.

        * config.gcc (ia64*-*-linux*): Always add t-libunwind to
        tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
        tmake_file if --with-system-libunwind isn't used.

        * config/ia64/t-glibc-libunwind: New file.
        * config/t-libunwind-elf: Likewise.
        * unwind-compat.c: Likewise.
        * unwind-compat.h: Likewise.
        * unwind-dw2-fde-compat.c: Likewise.

        * config/ia64/t-glibc (LIB2ADDEH): Updated.
        * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.

        * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
        aliases if needed.
        * unwind-dw2-fde-glibc.c: Likewise.
        * unwind-dw2.c: Likewise.

        * config/t-libunwind (LIB2ADDEH): Updated.
        (LIB2ADDEHSTATIC): New.
        (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
        (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.

        * configure.ac: Change --enable-libunwind-exceptions to
        --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
        * configure: Regenerated.
        * config.in: Updated.

        * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
        above and mention --with-system-libunwind.
        (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
        removed in gcc 3.4.3 and later.

        * gcc.c (init_spec): Add -lunwind to -lgcc_s if
        USE_LIBUNWIND_EXCEPTIONS is defined.

        * mklibgcc.in: Support libunwind.

2004-09-07  Mark Mitchell  <mark@codesourcery.com>

        * version.c (version_string): Restore pre-release marker.
        * doc/include/gcc-common.texi: Set version to 3.4.3.

2004-09-06  Release Manager

        * GCC 3.4.2 released.

2004-09-05  Mark Mitchell <mark@codesourcery.com>

        PR bootstrap/17325
        Backport from mainline
        2004-06-23  Wu Yongwei  <adah@sh163.net>
        * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
        (__gthr_i486_lock_cmp_xchg): New inline assembly function.
        (__GTHR_W32_InterlockedCompareExchange): New macro to choose a
        suitable function for interlocked compare-and-exchange.
        (__gthread_mutex_trylock): Use
        __GTHR_W32_InterlockedCompareExchange.
        (__gthread_mutex_init_function, __gthread_mutex_lock,
        __gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
        initial counter value to work correctly under Windows 95.
        * config/i386/gthr-win32.c: Adjust include order.
        Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
        gthr-win32.h.
        (__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
        __gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
        to match inline versions in gthr-win32.h.

        2004-04-27  Wu Yongwei  <adah@sh163.net>
        * gthr-win32.h (__gthread_mutex_t): Change typedef to new structure.
        (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
        (__gthread_mutex_init_function): Replace CreateMutex with
        initialization of custom mutex using CreateSemaphore.
        (__gthread_mutex_lock): Use InterlockedIncrement.
        (__gthread_mutex_trylock): Use InterlockedCompareExchange.
        (__gthread_mutex_unlock): Use InterlockedDecrement and
        ReleaseSemaphore to unlock
        * config/i386/gthr-win32.c (__gthread_mutex_init_function,
        __gthread_mutex_lock, __gthread_mutex_trylock,
        __gthread_mutex_unlock): Adjust to match inline versions in
        gthr-win32.h.

2004-09-03  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/17303
        Backport from mainline:
        2004-08-31  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/sh.c (output_branch): Check the insn length possibly
        in the delayed slot.

2004-09-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        PR rtl-optimization/16408
        * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.

2004-09-01  Richard Henderson  <rth@redhat.com>

        * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
        (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.

2004-09-01  Jakub Jelinek  <jakub@redhat.com>

        * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.

2004-09-01  Jakub Jelinek  <jakub@redhat.com>

        * fold-const.c (operand_equal_p): Require equal sign also for
        FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.

2004-08-31  Jeff Law  <law@redhat.com>

        * gcse.c (remove_reachable_equiv_notes): Scan loops where
        the store expression is killed for REG_EQUAL/REG_EQUIV notes
        that need to be removed.

2004-08-30  Mark Mitchell  <mark@codesourcery.com>

        Revert:
        2004-08-29  Mark Mitchell  <mark@codesourcery.com>
        PR rtl-optimization/16590
        * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.

2004-08-29  Mark Mitchell  <mark@codesourcery.com>

        PR rtl-optimization/16590
        * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.

2004-08-26  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
        modes.

2004-08-26  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        PR target/17119.
        * config/m32r.c (gen_compare): Use reg_or_int16_operand when
        checking for a valid constant, regardless of sign.

2004-08-25  Richard Henderson  <rth@redhat.com>

        PR target/16974
        * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
        if the constant satisfies add_operand.

2004-08-25  Richard Henderson  <rth@redhat.com>

        PR debug/10695
        * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
        (alpha_expand_prologue): Handle >32-bit frames.  Generate proper
        unwind info for >16-bit frames.

2004-08-25  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
        (TARGET_CANNOT_FORCE_CONST_MEM): New.

2004-08-25  Richard Earnshaw  <rearnsha@arm.com>

        PR target/15927
        * arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
        reload if CLASS is BASE_REGS.

2004-08-25  Richard Earnshaw  <rearnsha@arm.com>

        * PR target/15948
        * arm.md (bicsi3_cbranch): Add alternative to handle tying operands
        one and two.

2004-08-24  Richard Henderson  <rth@redhat.com>

        PR target/16298
        * config/i386/i386.c (legitimate_constant_p): Rework to not accept
        random codes within CONST.

2004-08-24  Paolo Bonzini  <bonzini@gnu.org>

        PR target/17113
        * config/i386/i386.md (movv16qi_internal): Fix typo.

2004-08-24  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        PR target/17093
        * config/m32r/m32r.md (movsi_sda): Add SI mode specification to
        UNSPEC.

2004-08-24  Jonathan Wakely  <redi@gcc.gnu.org>

        * doc/trouble.texi (C++ misunderstandings): Fix example code.

2004-08-23  Roger Sayle  <roger@eyesopen.com>

        PR rtl-optimization/17078
        * c-semantics.c (expand_unreachable_if_stmt): If the end of the
        specified statement list is reachable, always return a non-NULL
        pointer.  If necessary, return error_mark_node.

2004-08-23  Mark Mitchell  <mark@codesourcery.com>

        PR c/14492
        * dwarf2out.c (loc_descriptor_from_tree): Robustify.

        PR c/16180
        * jump.c (duplicate_loop_exit_test): If the location reached by
        the unconditional jump at the top of the loop is outside the loop,
        then do not treat it as the exit test.

2004-08-23  Janis Johnson  <janis187@us.ibm.com>

        Backports from mainline:

        2004-02-11  Ziemowit Laski  <zlaski@apple.com>
        2004-02-21  Ziemowit Laski  <zlaski@apple.com>
        2004-02-27  Ziemowit Laski  <zlaski@apple.com>
        2004-03-04  Ziemowit Laski  <zlaski@apple.com>
        2004-03-20  Ziemowit Laski  <zlaski@apple.com>
        2004-03-24  Ziemowit Laski  <zlaski@apple.com>
        2004-05-11  Fariborz Jahanian <fjahanian@apple.com>
        2004-07-23  Janis Johnson  <janis187@us.ibm.com>
        2004-08-12  Janis Johnson  <janis187@us.ibm.com>
        2004-08-12  Ben Elliston <bje@au.ibm.com>
        2004-08-16  Janis Johnson  <janis187@us.ibm.com>

        * c-common.c (vector_size_helper): Remove; call
        reconstruct_complex_type() instead.
        * hooks.c (hook_constcharptr_tree_null): New hook.
        * hooks.h (hook_constcharptr_tree_null): New prototype.
        * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): New target hook.
        * target.h (mangle_fundamental_type): New target hook.
        * tree.c (reconstruct_complex_type): New function
        (formerly vector_size_helper() in c-common.c).
        (make_vector): Make externally visible.
        * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
        * doc/extend.texi (AltiVec builtins): Document additional differences
        from the Motorola AltiVec PIM.
        * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Document.
        * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
        SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
        * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
        * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
        (vector, pixel, bool): #define to __vector, __pixel and __bool.
        Change vector to __vector (except for the `vector' macro itself).
        (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
        portion of header.
        (__altivec_link_error_invalid_argument): Remove prototype; will use
        __builtin_altivec_compiletime_error("vec_*") instead.
        (vec_*): Fix/complete set of available operation overloads given the
        existence of distinct 'vector bool ...' and 'vector pixel' types;
        tighten cv-correctness of pointer arguments; in C, always check for
        correct argument types before macro expansion.
        (vec_splat_s8, vec_splat_s16, vec_splat_s32, vec_splat_u8,
        vec_splat_u16, vec_splat_u32): Change C++ definitions to accept a
        'const int' argument; the prototypes already do.
        (vec_dst, vec_dstst, vec_dststt, vec_dstt, vec_sld, vec_splat): Add
        prototypes, marked with always_inline attribute.
        * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
        defining Darwin/PowerPC-specific '-f[no-]altivec' and
        '-W[no-]altivec-long-deprecated' switches.
        * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Pre-define
        '__vector', '__pixel' and '__bool' macros using
        '__attribute__((altivec(...)))' types.
        * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
        bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
        bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
        New type nodes.
        (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
        handling '-W[no-]altivec-long-deprecated'.
        (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
        (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
        altivec_expand_dst_builtin): Remove casts from integer literals.
        (altivec_expand_builtin): Likewise; handle expansion of new
        '__builtin_altivec_compiletime_error' function.
        (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
        types, and make them distinct from other vector types; register
        '__builtin_altivec_compiletime_error' function.
        (print_operand): For 'P', print a full target register name instead of
        merely its number.
        (rs6000_attribute_table): Add "altivec" attribute.
        (rs6000_handle_altivec_attribute): New function.
        (rs6000_common_init_builtins): Rename v4si_ftype_char, v8hi_ftype_char,
        v16qi_ftype_char, v4sf_ftype_v4si_char, v4si_ftype_v4sf_char,
        v4si_ftype_v4si_char, v8hi_ftype_v8hi_char, v16qi_ftype_v16qi_char,
        v16qi_ftype_v16qi_v16qi_char, v8hi_ftype_v8hi_v8hi_char,
        v4si_ftype_v4si_v4si_char and v4sf_ftype_v4sf_v4sf_char to
        end in ..._int; change them to accept an int instead of a char
        as the last parameter.
        (altivec_expand_dst_builtin): Treat expansion as completed even if
        literal argument is invalid (so that other expansions are not tried
        in vain).
        (TARGET_MANGLE_FUNDAMENTAL_TYPE): Point target hook at
        rs6000_mangle_fundamental_type.
        (rs6000_mangle_fundamental_type): New function.
        * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
        '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
        maps to).
        (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
        declare.
        (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.

2004-08-20  Jakub Jelinek  <jakub@redhat.com>

        PR target/16195
        * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make r30
        fixed if TARGET_TOC && TARGET_MINIMAL_TOC.
        * config/rs6000/rs6000.c (first_reg_to_save): Pretend
        call_used_regs[30] is 0 if TARGET_TOC && TARGET_MINIMAL_TOC.
        (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.

2004-08-17  Joseph S. Myers  <jsm@polyomino.org.uk>

        * c-decl.c (grokdeclarator): Allow for function definition where
        innermost declarator has attributes.

2004-08-17  Daniel Bornstein  <danfuzz@milk.com>

        PR target/17019
        * arm.md (addsi3_cbranch_scratch): Correct case labels.

2004-08-14  Roger Sayle  <roger@eyesopen.com>
            David Billinghurst  <David.Billinghurst@riotinto.com>

        PR libgfortran/15930
        * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/internal/math_core.h: New file

2004-08-14  Roger Sayle  <roger@eyesopen.com>
            Bruce Korb  <bkorb@gnu.org>

        * fixinc/inclhack.def (aix_syswait_2): New fix.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/sys/wait.h: Update for new test.

2004-08-14  Gerald Pfeifer  <gerald@pfeifer.com>
            Dimitri Papadopoulos-Orfanos  <papadopo@shfj.cea.fr>
            Dave Korn  <dk@artimi.com>

        * doc/install.texi (Building): Avoid duplicate reference to GNU
        make requirement.
        (*-*-solaris2*): Do not recommend GNU make any longer.  Simplify.

2004-08-13  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.md (cbranch define_delay) Use cond_delay_slot for
        non-anulled condition too.

2004-08-11  Mark Mitchell  <mark@codesourcery.com>

        PR c++/16618
        * ginclude/stddef.h (offsetof): Refine C++ definition.

2004-08-12  Alan Modra  <amodra@bigpond.net.au>

        Merge from mainline.
        2004-07-01  Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/rs6000.c (rs6000_mixed_function_arg): Rewrite.
        (function_arg): Use rs6000_arg_size rather than CLASS_MAX_NREGS in
        calculating gpr size for altivec.  Simplify and correct
        rs6000_mixed_function_arg calls.  Call rs6000_mixed_function_arg
        for ABI_V4 gpr case too.  Fix off-by-one error in long double
        reg test.  Generate the correct PARALLEL to handle long double
        for ABI_AIX 32-bit.  Use this for -m32 -mpowerpc64 fpr case too.
        (function_arg_partial_nregs): Align before calculating regs left.
        Don't return info on partial fprs when we need info on gprs.
        Correct long double fpr off-by-one error.

2004-08-11  James E Wilson  <wilson@specifixinc.com>

        PR rtl-optimization/16490
        * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
        global_live_at_end for new basic block if already set for other blocks.

2004-08-07  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/16790
        * fold-const.c (expand_muldiv_1) <NOP_EXPR>: Disallow local
        truncations, not just global truncations.

2004-08-07  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28.

2004-08-04  Zack Weinberg  <zack@codesourcery.com>

        PR 13956
        * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
        functions, broken out of dbxout_block.
        (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
        stabs too, if it contains symbols.  Use the begin_label and
        the Lscope label (emitted by dbxout_function_end) for the
        range of this block.
        (dbxout_function_decl): Always call dbxout_function_end.
        (dbxout_function_end): Return after emitting the "Lscope" symbol
        under the same conditions that this function formerly wasn't called.
        Add explanatory comments.

2004-08-03  Yossi Markovich <yossim@il.ibm.com>
            Mostafa Hagog <mustafa@il.ibm.com>

        * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.

2004-07-31  Andrew Pinski  <apinski@apple.com>

        PR other/16842
        * mkheaders.in (libsubdir): s/gcc-lib/gcc/.

2004-07-28  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
        move_from_CR_eq_bit.
        Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.


        * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
        e500_flip_eq_bit.

        * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
        output_e500_flip_eq_bit.

        * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
        output_e500_flip_eq_bit.
        (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
        output_e500_flip_eq_bit.
        Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
        (print_operand): case D.  Get to EQ bit.

2004-07-28  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.

2004-07-24  Alexander Kabaev  <kan@freebsd.org>

        * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
        (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.

2004-07-26  David Edelsohn  <edelsohn@gnu.org>

        PR target/16239
        * config/rs6000/rs6000.md (movdi_internal64): Further disparage
        f->f.

2004-07-26  Richard Sandiford  <rsandifo@redhat.com>

        PR rtl-optimization/16643
        * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
        * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
        * basic-block.h (reorder_basic_blocks): Add a flags parameter.
        * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
        * loop-init.c (loop_optimizer_init): Pass 0 to cfg_layout_initialize.
        * rtl.h (tracer): Add a flags parameter.
        * tracer.c (tracer): Pass it to cfg_layout_initialise.
        * toplev.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
        (rest_of_handle_reorder_blocks): Update calls to tracer and
        reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
        (rest_of_handle_tracer): Pass 0 to tracer.

2004-07-24  Zack Weinberg  <zack@codesourcery.com>

        * config/ia64/hpux.h: Do not disable TLS.

2004-07-24  Alexander Kabaev  <kan@freebsd.org>
            Zack Weinberg  <zack@codesourcery.com

        PR 16684
        * c-decl.c (diagnose_mismatched_decls): Don't issue a
        redundant-declaration warning the first time a builtin is
        declared explicitly.

2004-07-21  Jakub Jelinek  <jakub@redhat.com>
            Jan Hubicka  <jh@suse.cz>

        PR middle-end/15345
        PR c/16450
        * toplev.c (rest_of_handle_inlining): Set DECL_DEFER_OUTPUT on C
        nested functions as well.
        * tree-optimize.c (tree_rest_of_compilation): Don't clear decl rtls
        for deferred nested inlines.

2004-07-17  Eric Botcazou  <ebotcazou@act-europe.fr>

        * libgcc2.c (__enable_execute_stack): New symbol.
        * libgcc-std.ver (GCC_3.4.2): New version.  Inherit from GCC_3.4
        and declare __enable_execute_stack.
        * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
        * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
        * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
        ENABLE_EXECUTE_STACK and ANSIfy.
        * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
        on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
        * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
        ENABLE_EXECUTE_STACK.
        * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
        * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
        on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
        * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
        ENABLE_EXECUTE_STACK.
        * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
        * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
        * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
        * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
        * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
        on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
        (sparc64_initialize_trampoline): Likewise.
        * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.

2004-07-16  Andris Pavenis  <pavenis@latnet.lv>

        PR preprocessor/16366
        * internal.h (struct cpp_reader): New field dir_hash.
        * files.c (make_cpp_dir): Use dir_hash, not file_hash.
        (_cpp_init_files, _cpp_cleanup_files): Update for new field.

2004-07-15  James E Wilson  <wilson@specifixinc.com>

        Backport from mainline:
        2004-02-19  Steve Ellcey  <sje@cup.hp.com>
        * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
        * testsuite/gcc.dg/20040219-1.c: New test.

2004-07-15  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
        unconditionally.
        * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.

2004-07-14  James E Wilson  <wilson@specifixinc.com>

        PR target/16325
        * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
        and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.

2004-07-14  Eric Botcazou  <ebotcazou@libertysurf.fr>

        Backport from mainline:
        2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/13926
        * config/sparc/sparc-protos.h (output_ubranch): New prototype.
        * config/sparc/sparc.c (output_ubranch): New function.
        * config/sparc/sparc.md (jump pattern): Use it.

2004-07-13  Richard Sandiford  <rsandifo@redhat.com>

        PR rtl-optimization/16380
        * loop.c (check_dbra_loop): Sink comparison instructions if they
        do something other than set cc0.

2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/16494
        * config/sparc/sparc.c (output_cbranch): Properly guard
        the code handling far branches with TARGET_V9.
        * config/sparc/sparc.md (length attribute): Document the
        side-effect of having a length greater or equal to 3.

2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
            Lloyd Parkes  <lloyd@must-have-coffee.gen.nz>

        PR target/15186
        * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
        /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.

2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
            Martin Sebor  <sebor@roguewave.com>

        PR target/12602
        * doc/invoke.texi (SPARC options): Document -threads
        and -pthreads on Solaris.

2004-07-13  Anthony Heading  <aheading@jpmorgan.com>

        * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
        * configure: Rebuilt.

2004-07-12  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/16445
        * config/ia64/ia64.c (bundling): Don't count ignored insns.

2004-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.c (output_indirect_call): Only use %r2 as the link register in
        indirect calls with the long PA 2.0 pc-relative branch.

2004-07-10  James E Wilson  <wilson@specifixinc.com>

        * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.

2004-07-10  Jakub Jelinek  <jakub@redhat.com>

        * Backport from mainline:
        2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
                    Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (override_options): Enable
        SSE prefetches with -mtune, as long as we are
        compiling for i686 or higher.  All i686 processors
        accept SSE prefetches as NOPS, some i586's don't.

        2004-07-07  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
        from -mtune= option.

2004-07-10  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/16372
        * fold-const.c (build_range_check): Use TYPE_MODE's precision for
        enumerals.

2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/16459
        * pa.c (output_indirect_call): Use %r2 as the link register when
        calling $$dyncall with a pc-relative branch.

2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/install.texi (Binaries): Mention OpenPKG.

2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/16416
        * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
        Override default settings to account for -m32 and -m64.

2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/16414
        * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
        of asm_noperands result.

2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/16430
        * config/sparc/sparc.c (function_value): In 64-bit mode,
        return the aggregates larger than 16 bytes like unions.

2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/16199
        * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
        'temp' is zero, generate new pseudos as needed and emit the
        sequence of insns in single-assignment form.  Resync comments
        with code.
        (sparc_emit_set_const64): Pass zero as 'temp' argument to above
        function before reload.

2004-07-07  Richard Sandiford  <rsandifo@redhat.com>

        PR target/16407
        * config/mips/mips-protos.h (mips_declare_common_object): Declare.
        * config/mips/mips.c (mips_declare_common_object): New function,
        mostly split out from...
        (mips_output_aligned_decl_common): ...here.
        * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
        (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
        * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
        rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.

2004-07-07  Jason Merrill  <jason@redhat.com>

        PR c++/15815
        * doc/extend.texi (C++ Interface): Correct information and
        discourage use.

2004-07-07  Andreas Schwab  <schwab@suse.de>

        * config/ia64/ia64.md: Define new attribute "empty".
        (prologue_use, nop_x, insn_group_barrier): Set it.

        * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
        skip over "empty" insns.

2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/16130
        PR target/16142
        PR target/16143
        * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
        insn.

2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        PR target/1679.
        * config/m32r/m32r.c (m32r_function_symbol): New function:
        Generate a symbol name RTX with the correct m32r specific flags
        set.
        (block_move_call): Use new function to generate correct symbol.
        * config/m32r/m32r-protos.h: Add prototype for new funcion.
        * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
        function.

2004-07-07  Richard Sandiford  <rsandifo@redhat.com>

        PR target/16357
        * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
        to mips_expand_unaligned_load, mips_expand_unaligned_store, and
        move_by_pieces.

2004-07-07  Richard Sandiford  <rsandifo@redhat.com>

        PR target/15869
        * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow.

2004-07-06  Mark Mitchell  <mark@codesourcery.com>

        * doc/include/gcc-common.texi: Increment version number.
        * version.c (version_string): Likewise.

2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/sourcebuild.texi: Use semicolons instead of commas in
        section title.

2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
        doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
        doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
        doc/portability.texi, doc/trouble.texi: Avoid some first-person
        references and patronizing comments.  Based on printed manual.
        * doc/invoke.texi: Don't reference fortran@gnu.org.
        * doc/trouble.texi (Warning when a non-void function value is
        ignored): Rewrite.  From Russ Allbery and Chris Devers.

2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
        doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
        Use terminology "testsuite" and "enumerated".

2004-07-06  Eric Christopher  <echristo@redhat.com>

        PR rtl-optimization/14700
        Backport from mainline:
        2004-06-30  Zack Weinberg  <zack@codesourcery.com>
        * combine.c (distribute_notes): Don't look at global_regs for
        pseudos.

        2004-06-24  Eric Christopher  <echristo@redhat.com>
        * combine.c (distribute_notes): Don't delete sets to
        global register variables.

2004-07-04  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.

2004-07-01  Release Manager

        * GCC 3.4.1 released.

2004-06-28  Neil Booth  <neil@duron.akihabara.co.uk>

        PR preprocessor/16192
        PR preprocessor/15913
        PR preprocessor/15572
        * cppexp.c (_cpp_parse_expr): Handle remaining cases where an
        expression is missing.
        * cppinit.c (post_options): Traditional cpp doesn't do // comments.
        * doc/cpp.texi: Don't document what we do for ill-formed expressions.
        * doc/cppopts.texi: Clarify processing of command-line defines.

2004-06-28  Richard Sandiford  <rsandifo@redhat.com>

        PR target/16176
        * config/mips/mips.c (mips_expand_unaligned_load): Use a temporary
        register for the destination of the lwl or ldl.

2004-06-25  Philip Blundell  <philb@gnu.org>

        PR wrong-code/15089
        * loop.c (scan_loop): Do not move user-specified register
        assignments.

2004-06-25  Mark Mitchell  <mark@codesourcery.com>

        PR wrong-code/16129
        * alias.c (get_alias_set): Adjust setting of
        DECL_POINTER_ALIAS_SET for pointers to aggregates.

2004-06-25  Richard Sandiford  <rsandifo@redhat.com>

        PR target/16144
        * config/mips/mips.md (divsf, divdf): Don't FAIL if the first operand
        is 1.0; force it into a register instead.

2004-06-24  Alan Modra  <amodra@bigpond.net.au>

        * calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
        pass raw n_named_args to it.

2004-06-22  Richard Henderson  <rth@redhat.com>

        PR middle-end/16026
        * function.c (assign_parms): Don't abort for overaligned PARALLEL.

2004-06-21  Kelley Cook  <kcook@gcc.gnu.org>

        PR target/15551
        * config/i386/i386.md: Change UNSPEC_STACK_PROBE to UNSPECV_STACK_PROBE.
        (allocate_stack_worker): Make unspec_volatile.
        (allocate_stack_worker_rex64):  Likewise.
        (allocate_stack_worker_postreload):  Likewise.
        (allocate_stack_worker_rex64_postreload):  Likewise.

2004-06-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR rtl-optimization/14782
        * pa.c (emit_move_sequence): Use SFmode for 4-byte modes when doing
        the address checks for secondary reloads for loads from and stores
        to floating-point registers.
        * pa.h (EXTRA_CONSTRAINT, case T): Use SFmode for 4-byte modes
        in the address check.  Move work around for ELF32 targets to
        GO_IF_LEGITIMATE_ADDRESS.
        (GO_IF_LEGITIMATE_ADDRESS): Require constant offsets to be
        correctly aligned for DImode loads and stores.  Don't allow long
        SFmode displacements on ELF32.

2004-06-21  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/16114
        * cse.c (merge_equiv_classes): Also rehash in response to
        delete_reg_equiv changes.
        (rehash_using_reg): Don't exclude REGs from rehashing.

2004-06-21  Richard Sandiford  <rsandifo@redhat.com>

        PR rtl-optimization/15159
        * tree.c (unsafe_for_reeval): Return 2 for TRY_CATCH_EXPRs.

2004-06-19  Richard Henderson  <rth@redhat.com>

        PR target/15941
        * function.c (assign_parms): If not padding upward or intentionally
        forcing upward padding, take offset_rtx into account when determining
        the alignment for stack_parm.

2004-06-19  Richard Henderson  <rth@redhat.com>

        PR target/15550
        * ifcvt.c (noce_try_move): Recognize all generated instructions.

2004-06-19  Andrew Pinski  <pinskia@physics.uc.edu>

        PR target/10129
        * config/darwin.c (darwin_encode_section_info): When the decl has
        a DECL_INITIAL, it is only defined also when it is not a common.

2004-06-17  Zack Weinberg  <zack@codesourcery.com>

        Bug 14610
        * Makefile.in (min-insn-modes.o): Correct dependencies.
        * real.c (encode_ieee_extended, decode_ieee_extended): Always
        produce/consume 12-byte little-endian Intel format.
        (encode_ieee_extended_128, decode_ieee_extended_128): Delete.
        (encode_ieee_extended_motorola, decode_ieee_extended_motorola)
        (encode_ieee_extended_intel_96, decode_ieee_extended_intel_96)
        (encode_ieee_extended_intel_128, decode_ieee_extended_intel_128):
        New functions which convert between 12-byte little-endian Intel
        format and the desired format.
        (ieee_extended_motorola_format, ieee_extended_intel_96_round_53_format)
        (ieee_extended_intel_96_format, ieee_extended_intel_128_format):
        Update.

2004-06-16  James E Wilson  <wilson@specifixinc.com>

        PR c++/14808
        * config/i386/cygwin.h (TARGET_IS_PE_COFF): Delete duplicate macro.

2004-06-16  Bernardo Innocenti  <bernie@develer.com>

        Backport from mainline:
        2004-06-16  Bernardo Innocenti  <bernie@develer.com>

        PR target/13292
        * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
        on -msoft-float.
        (TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
        68040 and soft-float.
        * config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
        in the TARGET_68040_ONLY case.

2004-06-16  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/15653
        * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops
        after shifts before asm.

2004-06-15  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
        definition.
        * config/mips/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
        #undef and #if 0'd definition.

2004-06-15  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        * config/m32r/m32r.h (RETURN_ADDR_RTX): Define.
        (INCOMING_RETURN_ADDR_RTX): Define.
        * config/m32r/m32r-protos.h (m32r_return_addr): Added.
        * config/m32r/m32r.c (m32r_exppand_prologue): Changed for
        __builtin_return_address(0).
        (m32r_return_addr): Added for __builtin_return_address(0).
        (m32r_reload_lr): Ditto.

        * longlong.h: Fix macros for m32r add_ssaaaa and sub_ddmmss.

2004-06-15  Giovanni Bajo  <giovannibajo@gcc.gnu.org>

        * gccbug.in: Update optimization -> tree-optimization/rtl-optimization.

2004-06-14  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * real.c: Fix bit count in head comment.

2004-06-14  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/15945
        * simplify-rtx.c (simplify_binary_operation): Don't optimize out
        Inf + -Inf, Inf - Inf, Inf / Inf and 0 * Inf if flag_trapping_math.

2004-06-14  Jakub Jelinek  <jakub@redhat.com>

        PR target/15178
        * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.

2004-06-14  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.h (ASM_CPU_SPEC): Handle -mpowerpc64 and -mcpu
        for power5 and rs64a.  Correct condition for default.  Correct power3,
        620, 630, 7400, 7450, G4, 970 and G5 -mcpu entries.  Add -many.

2004-06-13  Alan Modra  <amodra@bigpond.net.au>

        Apply mainline 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/rs6000.h: Correct target_flags free bits comment.
        (PREDICATE_CODES): Remove duplicate.
        * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
        (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
        (MASK_PROFILE_KERNEL): Adjust define.

2004-06-13  Hans-Peter Nilsson  <hp@axis.com>

        PR rtl-optimization/15296
        * reorg.c (fill_simple_delay_slots): Use next_real_insn when
        getting last consecutive label at a branch.
        (relax_delay_slots): Similar, near top of loop.

2004-06-12  Andreas Jaeger  <aj@suse.de>

        * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4.
        * libgcc-darwin.ver: Likewise.

2004-06-11  Bernardo Innocenti  <bernie@develer.com>

        PR target/8309
        PR target/13312
        Backport from mainline:

        2004-05-27  Peter Jakubek  <peter@laseranimation.com>

        * reload.c (find_reloads): Force reload for pseudo registers on big
        endian machines.

2004-06-11  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.c (dump_table): New argument start.  Changed caller.
        (fixup_mova): New function.
        (find_barrier): Use it.
        (sh_reorg): Likewise.  Check for CODE_FOR_casesi_worker_2.
        If the label a mova refers to is above the mova itself, change
        the mova into a load.
        * sh.md (*casesi_worker): Rename to:
        (casesi_worker_1).
        (casesi_worker_2): New insn.

2004-06-11  Hartmut Penner  <hpenner@de.ibm.com>

        Backport from mainline:

        * config/rs6000/rs6000.c (output_vec_const_move):
        Find all cases of EASY_VECTOR_15_ADD_SELF.
        (easy_vector_constant_add_self): Accept
        all vector constant loadable by vsplt* and vadd*.
        (easy_vector_same): Use easy_vector_splat_const.
        (easy_vector_const): Use easy_vector_splat_const.
        (easy_vector_splat_const): New function.
        (gen_easy_vector_constant_add_self): New function.

        * config/rs6000/rs6000-protos.c (gen_easy_vector_constant_add_self):
        New prototype.

        * config/rs6000/altivec.md (movv4si splitter): Change to
        emit move insn with halfed vector constant.
        (*movv8hi splitter): Likewise.
        (*movv16qi splitter): Likewise.

2004-06-10  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/sourcebuild.texi (Front End): Add details of more
        installation documentation required.

2004-06-10  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/15653
        * haifa-sched.c (schedule_block): Finish cycle after issuing asm
        insn.

2004-06-10  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

        PR web/15263
        * doc/install.texi: Remove superfluous linebreak.

2004-06-10  Bernardo Innocenti  <bernie@develer.com>

        PR target/13803
        Backport from mainline:

        2004-05-05  Peter Barada  <peter@the-baradas.com>

        * config/m68k/m68k.h(EXTRA_CONSTRAINT): Add 'U' for register offset
        addressing.
        * config/m68k/m68k.md: Add 'U,U' alternative to ColdFire variants of
        movsi, movhi, movqi insn patterns.

2004-06-10  Alan Modra  <amodra@bigpond.net.au>

        Apply from mainline:
        2004-03-12  Jakub Jelinek  <jakub@redhat.com>
        * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Add
        prototype.
        * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): New.
        * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Define.

2004-06-10  Jakub Jelinek  <jakub@redhat.com>

        * config/ia64/unwind-ia64.c (uw_frame_state_for): Don't assume a
        leaf function without unwind info at RP 0.

2004-06-10  Alan Modra  <amodra@bigpond.net.au>

        PR target/15191
        2004-05-15  Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/rs6000.c (rs6000_va_arg <ABI_V4>): Don't use
        UNITS_PER_WORD to calculate gpr size.  Re-instate code to set reg
        count to 8 to handle n_reg > 2.
        2004-05-10  Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/rs6000.c (function_arg_boundary): Always align
        AltiVec vectors.
        (function_arg_advance): Pass TARGET_32BIT -mabi=no-altivec AltiVec
        vectors by refererence.  Align the same for TARGET_64BIT to a 16
        byte boundary.  Remove useless code.  Add function comment.
        (function_arg): Similarly.  Move gpr rs6000_mixed_function_arg
        call to where it belongs.
        (function_arg_partial_nregs): Return true for all TARGET_32BIT
        -mabi=no-altivec AltiVec vectors.  Fix debug output.
        (rs6000_va_arg): Adjust for AltiVec change.
        2004-05-10  Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/rs6000.c (function_arg_boundary): Align for ABI_V4
        when size is 8 bytes.
        (function_arg_advance): Account for stack space used by AltiVec
        args when -mabi=altivec.  Simplify alignment calculations.  For
        ABI_V4, pass AltiVec vectors by reference when -mabi=no-altivec.
        (function_arg): Similarly.
        (function_arg_pass_by_reference): True for ABI_V4 AltiVec when
        not AltiVec ABI.
        (rs6000_va_arg): Correct fp arg test.  Adjust for AltiVec change.
        Correct alignment, and align before testing reg count.  Remove
        TREE_THIS_VOLATILE from reg.  Don't emit unused labels.
        (rs6000_complex_function_value): Check TARGET_HARD_FLOAT and
        TARGET_FPRS here..
        (rs6000_function_value): .. not here before call.
        2004-05-07  Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/rs6000.h (STACK_BOUNDARY): Use 128 bit for either
        TARGET_ALTIVEC or TARGET_ALTIVEC_ABI.
        * config/rs6000/sysv4.h (ABI_STACK_BOUNDARY): Likewise.
        (STACK_BOUNDARY): Delete.

2004-06-10  Alan Modra  <amodra@bigpond.net.au>

        PR target/14960
        2004-04-24  Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/rs6000.c (rs6000_stack_info): Rename total_raw_size
        to non_fixed_size, and leave out fixed_size from the sum.
        (generate_set_vrsave): Correct clobbers.
        (rs6000_emit_epilogue): Test TARGET_ALTIVEC with TARGET_ALTIVEC_SAVE.
        (rs6000_function_value): Test TARGET_ALTIVEC and TARGET_ALTIVEC_ABI.
        (rs6000_libcall_value): Likewise.
        * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Likewise.
        (FUNCTION_ARG_REGNO_P): Likewise.

2004-06-10  Alan Modra  <amodra@bigpond.net.au>

        PR target/14567
        2004-03-13  Alan Modra  <amodra@bigpond.net.au>
        * config/rs6000/rs6000.h (UNITS_PER_ARG, RS6000_ARG_SIZE): Delete.
        (HARD_REGNO_MODE_OK): Disallow TFmode for fp31.
        * config/rs6000/rs6000.c (rs6000_arg_size): New function.
        Update all users of RS6000_ARG_SIZE.
        (function_arg_advance): Count fregno using mode size.
        (function_arg): Handle long double split over regs and memory.
        (function_arg_partial_nregs): Likewise.
        (rs6000_va_arg): Repackage complex args.
        2004-02-23  Fariborz Jahanian <fjahanian@apple.com>
        * config/rs6000/rs6000.c (function_arg): call to
        rs6000_mixed_function_arg for DFmode moved to allow
        normal DFmode incoming register assignment.

2004-06-09  Mark Mitchell  <mark@codesourcery.com>

        Revert:
        PR c++/15815
        2004-06-07  Mark Mitchell  <mark@codesourcery.com>
        * doc/extend.texi: Deprecate #pragma interface and #pragma
        implementation.

2004-06-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        PR rtl-optimization/15761
        * cfgloopanal.c (count_strange_loop_iterations,
        count_loop_iterations): Use gen_int_mode instead
        of GEN_INT.

2004-06-08  Roger Sayle  <roger@eyesopen.com>

        PR c/14649
        * c-typeck.c (require_constant_value, require_constant_elements):
        Move declarations to the top of the file.
        (build_function_call): If we require a constant value, fold with
        fold_initializer.  If the result is a constant, and the function
        wasn't called using __builtin_foo, issue a pedantic warning.
        (build_unary_op): If we require a constant value, fold tree with
        fold_initializer.
        (build_binary_op): Use require_constant_value to determine whether
        to call fold or fold_initializer.

2004-06-08  Richard Henderson  <rth@redhat.com>

        PR middle-end/15228
        * function.c (assign_parms): Always set_mem_align with the computed
        FUNCTION_ARG_BOUNDARY.  Don't clear stack_parm if !STRICT_ALIGNMENT.

2004-06-08  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/15598
        * config/ia64/ia64.c (bundling): Add missed TYPE_A.

2004-06-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        PR rtl-optimization/15717
        * config/i386/i386.c (legitimate_constant_p): Do not allow
        x - symbol_ref.

2004-06-07  James E Wilson  <wilson@specifixinc.com>

        PR target/15569
        * config/ia64/ia64.md (call_value_nogp): Add constraints for op0.
        (vall_value_gp): Likewise.

2004-06-07  Dan Kegel  <dank@kegel.com>

        PR c++/14808
        * config/i386/cygwin.h (TARGET_IS_PE_COFF): New.
        * config/i386/cygming.h (TARGET_IS_PE_COFF): New.

2004-06-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/15783
        * config/sparc/sparc.c (function_arg_union_value): Add 'mode'
        parameter.  Enumerate the registers inside the PARALLEL.
        (function_arg): Adjust call to function_arg_union_value.
        (function_value): Likewise.

2004-06-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands
        when generating PIC code.

        * pa.md: Disable the peephole2 patterns that generate indexed
        floating-point stores when indexing is disabled.

2004-06-07  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/14765
        * c-parse.in (compstmt_primary_start): Set last_expr_type to
        NULL_TREE.

2004-06-07  Mark Mitchell  <mark@codesourcery.com>

        PR c++/15815
        * doc/extend.texi: Deprecate #pragma interface and #pragma
        implementation.

2004-06-07  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/15193
        * expmed.c (extract_bit_field): Fix vector_extract return.

2004-06-07  Mark Mitchell  <mark@codesourcery.com>

        PR c++/15337
        * c-common.c (c_sizeof_or_alignof_type): Use more detailed error
        message.

2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>

        PR target/14542
        * config/m68hc11/m68hc11.md (move peephole2): Emit a use note to avoid
        a live change of a register after peephole replacement.

2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>

        PR target/14457
        * config/m68hc11/m68hc11.c (splitable_operand): New predicate.
        * config/m68hc11/m68hc11-protos.h (splitable_operand): Declare.
        * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register it.
        (inhibit_libc): Must define.
        * config/m68hc11/m68hc11.md ("movhi_const0"): Use splitable_operand.
        ("*andhi3_gen", "iorhi3", "*iorhi3_gen"): Likewise.
        ("xorhi3"): Likewise.

2004-06-05  David S. Miller  <davem@nuts.davemloft.net>

        * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set.
        * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise.

2004-06-04  Eric Christopher  <echristo@redhat.com>

        Backport from mainline:
        2004-06-02  Eric Christopher  <echristo@redhat.com>

        * c-typeck.c (common_type): Don't lose type qualifiers
        when creating new variants.

2004-06-03  Bernardo Innocenti  <bernie@develer.com>

        PR target/15782
        Backport from mainline:

        2004-06-01  Peter Barada  <peter@the-baradas.com>
                    Peter Jakubek  <peter@laseranimation.com>

        * config/m68k/m68k.c(m68k_output_mi_thunk):  For ColdFire, use %d0 as
        a scratch to perform an add to memory.

2004-06-01  Paul Eggert  <eggert@cs.ucla.edu>

        PR target/15626
        * doc/install.texi (sparc-sun-solaris2*): Document messages issued
        by the Sun linker in conjunction with the Sun assembler.
        (sparc-sun-solaris2.7): Update revision info for Sun patch 106950.

2004-06-01  Nicola Pero  <nicola@brainstorm.co.uk>

        PR objc/7993
        * objc-act.c (is_private): Do not emit the 'instance variable %s
        is declared private' error.
        (is_public): Emit the error after calling is_private.
        (lookup_objc_ivar): If the instance variable is private, return 0
        - the instance variable is invisible here.

2004-06-01  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/invoke.texi (-static-libgcc): Explicitly mention
        non-GNU linkers.

2004-05-31  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/13250
        Backport from mainline:

        2004-05-28  Kaz Kojima  <kkojima@gcc.gnu.org>
        * config/sh/sh.md (rotlsi3): Use emit_move_insn.

2004-05-31  H.J. Lu  <hongjiu.lu@intel.com>

        PR middle-end/15666
        * cgraph.c (cgraph_remove_node): Don't call htab_clear_slot if
        we can't find the slot. Abort if we can't find slot and the
        node isn't for a builtin function.

2004-05-31  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/15069
        * fold-const.c (fold_single_bit_test): Only perform "(X & C) != 0"
        into "X < 0" (where C is the signbit) if X's type is a full mode.

2004-05-31  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/15749
        * c-decl.c (grokdeclarator, finish_struct): Don't pedwarn for
        misuses of structures with flexible array members if
        in_system_header.

2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/15693
        * config/sparc/sparc.c (compare_operand): New predicate.
        * config/sparc/sparc.h (PREDICATE_CODES): Add it.
        * config/sparc/sparc.md (cmpsi expander): Use it.  If the first
        operand is a ZERO_EXTRACT and the second operand is not zero,
        force the former to a register.
        (cmpdi expander): Likewise.

2004-05-31  Danny Smith  <dannysmith@users.sourceforge.net>

        * c-incpath.c (add_path): Canonicalize paths to use '/' if
        HAVE_DOS_BASED_FILESYSTEM.

2004-05-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR bootstrap/14671
        * alias.c (init_alias_analysis): Allocate alias_invariant array with
        ggc_calloc instead of xrealloc.
        (end_alias_analysis): Don't free alias_invariant.

2004-05-28  DJ Delorie  <dj@redhat.com>

        * stor-layout.c (place_field): Revert erroneous commit.

2004-05-28  Nick Clifton  <nickc@redhat.com>

        Bug 14093
        * config/sh/sh-protos.h (sh_promote_prototypes): Declare.
        * config/sh/sh.c (sh_promote_prototypes): Remove declaration.
        Delete static from definition.
        * config/sh/sh.h (FUNCTION_VALUE): Add sh_promote_prototypes call.

2004-05-27  Kaz Kojima  <kkojima@gcc.gnu.org>

        Backport from mainline:

        * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific
        libgcc-std.ver.
        * config/sh/libgcc-std.ver: New file.

2004-05-27  Olivier Hainque  <hainque@act-europe.fr>

        * expr.c (store_constructor): Restore sanity check on
        the size of the type before clearing.

2004-05-27  Alan Modra  <amodra@bigpond.net.au>

        PR target/14478
        * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero.

2004-05-26  Aldy Hernandez  <aldyh@redhat.com>

        PR/14924
        * config/rs6000/rs6000.c (spe_expand_stv_builtin): New.

2004-05-23  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/gcc.texi, doc/gccint.texi, doc/include/gcc-common.texi:
        Update based on printed manual.  Enable setting of offsets for
        FSFPRINT and move it to gcc-common.texi.
        * doc/gcc.texi: Update FSF printing details.
        * doc/gccint.texi: Remove FSF printing details.

2004-05-21  Jakub Jelinek  <jakub@redhat.com>

        * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
        override sparc.h definition.

2004-05-20  Jakub Jelinek  <jakub@redhat.com>

        * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
        also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.

2004-05-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/15202
        * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount
        register to general register for DI, SI, HI and QI modes.  Remove
        move to shift amount register in DF mode.

2004-05-18  Ulrich Weigand  <uweigand@de.ibm.com>

        PR middle-end/15054
        * expr.c (expand_expr_real): Do not call preserve_temp_slots
        on a TARGET_EXPR temp.
        * function.c (assign_stack_temp_for_type): Set 'keep' flag for
        TARGET_EXPR temp slots.

2004-05-18  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR optimization/15100
        Backport from mainline:

        2004-05-11  Kaz Kojima  <kkojima@gcc.gnu.org>
        * combine.c (distribute_notes): Don't create a dangling
        REG_LIBCALL/REG_RETVAL note.

2004-05-17  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline

        PR target/15301
        PR target/15302
        2004-05-17  Jan Hubicka  <jh@suse.cz>

        * i386.c (construct_container): Do not produce BLKmode registers.
        (classify_argument): Properly compute alignment of complex types.

2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/extend.texi: Update WG14 URL.

2004-05-11  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/spe.md (spe_evneg): Rename to negv2si2.

        * config/rs6000/rs6000.c (bdesc_1arg): Change spe_evneg to
        negv2si2.

2004-05-10  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/15130
        Backport from mainline:

        * config/sh/sh-protos.h (sh_expand_epilogue): Change prototype.
        * config/sh/sh.c (output_stack_adjust): Take the sibcall epilogue
        into account.  Compute the correct number of general registers
        for the return value.  Generate a special push/pop sequence when
        failing to get a temporary register for non SHmedia epilogue.
        (sh_expand_epilogue): Add an argument to show whether it's for
        sibcall or not.  Set the 3rd argument of output_stack_adjust to
        -1 if needed.
        (sh_need_epilogue): Call sh_expand_epilogue with 0.
        * config/sh/sh.md (sibcall_epilogue): Call sh_expand_epilogue
        with 1.
        (epilogue): Call sh_expand_epilogue with 0.

2004-05-09  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec.

2004-05-08  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/install.texi (sparc-sun-solaris2*): Document bootstrap
        problems with earlier versions of the GNU compiler.

2004-05-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR c++/14962
        * c-pragma.c (handle_pragma_redefine_extname): Only change
        the assembler name of FUNCTION_DECLs and VAR_DECLs.

2004-05-07  Loren James Rittle  <ljrittle@acm.org>

        * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Proper redefinition.
        * config/arm/freebsd.h: Likewise.
        * config/ia64/freebsd.h: Likewise.
        * config/sparc/freebsd.h: Likewise.

2004-05-06  Richard Henderson  <rth@redhat.com>

        * stmt.c (parse_output_constraint): Don't warn for read-write
        memory operand.

2004-05-06  Jan Hubicka  <jh@suse.cz>

        PR c/15004
        * function.c (do_warn_unused_parameter): Break out form ...
        (expand_function_end): ... here; warn only when not using cgraphunit.
        * function.h (do_warn_unused_parameter): Declare.
        * cgraphunit.c: Include function.h.
        (cgraph_finalize_function): Do unused parameter warning.
        * Makefile.in (cgraphunit.o): Depend on function.h

2004-05-05  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/15290
        * config/i386/i386.c (ix86_split_to_parts): Use real_to_target
        instead of REAL_VALUE_TO_TARGET_LONG_DOUBLE.

2004-05-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6.
        * fixinc/fixincl.x: Regenerate.

2004-05-02  Josef Zlomek  <zlomekj@suse.cz>

        * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug
        message before redirecting the edge.

2004-05-02  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/15112
        * reload1.c (reload): Don't record unchanging memory locations.

2004-04-30  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        PR other/1963
        * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define.

2004-04-30  David Edelsohn  <edelsohn@gnu.org>

        Backport from mainline:

        2004-04-19  David Edelsohn  <edelsohn@gnu.org>

        * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver
        fix information.

        2004-04-17  Alan Modra  <amodra@bigpond.net.au>

        PR target/14715
        * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree
        with STARTING_FRAME_OFFSET.

        2004-04-07  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF
        to power4 and power5 entries.

        2004-04-05  David Edelsohn

        * config/rs6000/rs6000.c (VTABLE_NAME_P): Add _ZTI to special
        symbol handling.

        2004-03-30  Hartmut Penner  <hpenner@de.ibm.com>

        PR 11591
        * config/rs6000/rs6000.c (rs6000_legitimate_address):
        Allow any offset to argument pointer in no-strict case.

        2004-03-25  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (rs6000_always_hint): New variable.
        (rs6000_sched_groups): New variable.
        (processor_target_table): Add power5.
        (rs6000_override_options): Set rs6000_sched_insert_nops,
        rs6000_sched_costly_dep and rs6000_sched_restricted_insns_priority
        from rs6000_sched_groups.
        (output_cbranch): Use rs6000_always_hint.
        (rs6000_variable_issue): Use rs6000_sched_groups.
        (rs6000_adjust_cost): Add CPU_POWER5.
        (is_microcoded_insn): Use rs6000_sched_groups.
        (is_dispatch_slot_restricted): Use rs6000_sched_groups.
        Return 2 for POWER5 cracked instructions.
        (is_cracked_insn): Use rs6000_sched_groups.
        (is_branch_slot_insn): Use rs6000_sched_groups.
        (rs6000_issue_rate): Add CPU_POWER5.
        (rs6000_sched_finish): Use rs6000_sched_groups.
        (rs6000_rtx_costs): Add PROCESSOR_POWER5.
        * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER5.
        (DEFAULT_SCHED_COSTLY_DEP): Delete.
        (DEFAULT_RESTRICTED_INSNS_PRIORITY): Delete.
        (DEFAULT_SCHED_FINISH_NOP_INSERTION_SCHEME): Delete.
        * config/rs6000/rs6000.md (define_attr "cpu"): Add power5.
        * config/rs6000/power5.md: New file.
        * doc/invoke.texi: Add power5 option.

        2004-03-17  Fariborz Jahanian <fjahanian@apple.com>

        * config/rs6000/rs6000.c (rs6000_stack_info): correct reg_size
        for mixed mode.
        (rs6000_emit_prologue): Ditto.
        (rs6000_emit_epilogue): Ditto.
        * config/rs6000/rs6000.h: Definition of DWARF_CIE_DATA_ALIGNMENT
        macro for mixed mode.

        2004-03-04  David Edelsohn  <edelsohn@gnu.org>
                    GP <gp@qnx.com>

        * config/rs6000/rs6000.c (output_function_profiler): Append @plt
        when compiling PIC.

2004-04-30  Paolo Bonzini  <bonzini@gnu.org>

        * config/altivec/altivec.h [__cplusplus] (vec_subsubs): Rename
        to vec_sububs.
        [__cplusplus] (vec_subsuhs): Rename to vec_subuhs,
        eliminating duplicates.

2004-04-29  Richard Sandiford  <rsandifo@redhat.com>

        PR target/15189
        * config/mips/mips.md (load_df_low): Use default length.
        (load_df_high, store_df_high): Likewise.

2004-04-29  Philip Blundell  <philb@gnu.org>

        * Merge from trunk:
        2004-04-20  Paul Brook  <paul@codesourcery.com>

        * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p.

2004-04-29  Aldy Hernandez  <aldyh@redhat.com>

        PR/12028
        * config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons
        of floats on the E500.
        (branch_positive_comparison_operator): Do not allow NE even on the
        E500.
        (ccr_bit): Remove E500 specific code.
        Remove miscompilation warning for e500.
        (print_operand): Add 'c' and 'D'.
        (rs6000_generate_compare): Rewrite to generate correct rtl.
        (rs6000_emit_sCOND): Handle E500.
        (output_cbranch): Adjust for changes in rs6000_generate_compare.
        (output_e500_flip_gt_bit): New.
        (rs6000_override_options): Error when user wants altivec and e500
        instructions.

        * config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): New constant.
        (move_from_CR_gt_bit): New.
        (cceq_ior_compare): Name previously unnamed pattern.  Disable for
        E500.
        (cceq_rev_compare): Name previously unnamed pattern.  Allow for
        E500.

        * config/rs6000/spe.md (cmpsfeq_gpr): Rewrite as unspec.
        (tstsfeq_gpr): Same.
        (cmpsfgt_gpr): Same.
        (tstsfgt_gpr): Same.
        (cmpsflt_gpr): Same.
        (tstsflt_gpr): Same.
        (e500_cceq_ior_compare): New.
        (e500_flip_gt_bit): New.

        * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit):
        Protoize.

2004-04-28  Ben Elliston  <bje@au.ibm.com>

        * doc/invoke.texi (Objective-C Dialect Options): Don't prefix
        options with "-" in the option index.
        (SPARC Options): Likewise.
        (M32R/D Options): Likewise.

2004-04-28  Joseph S. Myers  <jsm@polyomino.org.uk>

        * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition
        calling install-info on $(DESTDIR)$(infodir)/dir already being
        present.

2004-04-28  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/15084
        * config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
        and renamed to movdi_insv_1_rex64.
        (insv): Support SImode for 32bit and DImode for 64bit.

2004-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR debug/14829
        * dwarf2out.c (reg_number): Rename to dbx_reg_number.  Adjust all
        callers.
        (multiple_reg_loc_descriptor, reg_loc_descriptor): Use gcc register
        number for indexing hard_regno_nregs array.

2004-04-27  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.c (call_insn_operand): Check
        SYMBOL_REF_EXTERNAL_P in addition to SYMBOL_REF_LOCAL_P.
        * config/xtensa/xtensa.h (LEGITIMATE_PIC_OPERAND): Likewise.
        * config/xtensa/xtensa.md (call, call_value): Likewise.

2004-04-26  Zack Weinberg  <zack@codesourcery.com>

        * config/ia64/hpux.h: Predefine __STDCPP__ when compiling C++.
        * config/pa/pa-hpux10.h: Likewise.
        * config/pa/pa-hpux11.h: Likewise.

2004-04-23  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/13985
        * cfgloopmanip.c (fix_loop_placements): New prototype.
        Call fix_bb_placements on the preheader of loops that have
        been reparented.
        (remove_path): Adjust call to fix_loop_placements.

2004-04-23  Nick Clifton  <nickc@redhat.com>

        * Import this patch from mainline:
        2004-04-16  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>

        * config/m32r/m32r.h (BIG_ENDIAN_BIT): Deleted to fix endian
        bug.
        (TARGET_LITTLE_ENDIAN, TARGET_BIG_ENDIAN,
        TARGET_DEFAULT): Changed. Ditto.
        (LITTLE_ENDIAN_BIT, TARGET_CPU_DEFAULT,
        TARGET_ENDIAN_DEFAULT): Added. Ditto.
        * config/m32r/little.h (TARGET_LITTLE_ENDIAN): Deleted.
        (TARGET_ENDIAN_DEFAULT): Added.

2004-04-22  Per Bothner  <per@bothner.com>

        * cppinit.c (cpp_read_main_file):  Return NULL rather than false.
        Fixes PR preprocessor/15067.

2004-04-22  Ulrich Weigand  <uweigand@de.ibm.com>

        * function.c (thread_prologue_and_epilogue): Move
        NOTE_INSN_FUNCTION_END and NOTE_INSN_FUNCTION_BEG notes
        before the epilogue.

2004-04-22  Ulrich Weigand  <uweigand@de.ibm.com>

        * dbxout.c (dbxout_symbol_location): Do not output references
        to optimized-out constant pool symbols.

2004-04-22  Ulrich Weigand  <uweigand@de.ibm.com>

        * expr.c (store_constructor): Use gen_int_mode to correctly
        sign-extend CONST_INT value.

2004-04-22  Ulrich Weigand  <uweigand@de.ibm.com>

        * combine.c (if_then_else_cond): Check for NULL return value of
        simplify_gen_subreg.

2004-04-22  Ulrich Weigand  <uweigand@de.ibm.com>

        * reload1.c (emit_reload_insns): Set reg_has_output_reload to one
        after setting reg_last_reload_reg for optional output reloads.

2004-04-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa64-regs.h (DBX_REGISTER_NUMBER): Simplify and correct mapping of
        SAR register.  Fix comment.
        (ADDITIONAL_REGISTER_NAMES): Correct register number of SAR register
        (%cr11).

2004-04-21  Kaz Kojima  <kkojima@gcc.gnu.org>

        Backport from mainline:

        2004-04-05  Kaz Kojima  <kkojima@gcc.gnu.org>
        * config/sh/sh.c (prepare_move_operands): Use emit_call_insn
        when the TLS address is generated by a function call.
        * config/sh/sh.md (tls_global_dynamic): Use a call expression.
        (tls_local_dynamic): Likewise.

2004-04-21  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/14813
        Backport from mainline:

        * config/ia64/crtend.asm: Move pointer to __do_global_ctors_aux
        in .init_array section to ...
        * config/ia64/crtbegin.asm: Here.

        * config/ia64/crtend.asm: Mark __do_global_ctors_aux global
        and hidden if HAVE_INITFINI_ARRAY is defined.

2004-04-21  Richard Henderson  <rth@redhat.com>

        PR bootstrap/14671
        * alias.c (alias_invariant, alias_invariant_size): Mark GTY.
        (reg_known_value, reg_known_value_size): Likewise; make static.
        (reg_known_equiv_p): Make static.
        (clear_reg_alias_info): Update for new indexing.
        (get_reg_known_value, set_reg_known_value): New.
        (get_reg_known_equiv_p, set_reg_known_equiv_p): New.
        (canon_rtx): Use them.
        (init_alias_analysis): Likewise.  Allocate reg_known_value with gc.
        Don't play queer offsetting games with reg_known_value and
        reg_known_equiv_p.
        (end_alias_analysis): Don't free reg_known_value.
        * rtl.h (get_reg_known_value, get_reg_known_equiv_p): Declare.
        * sched-deps.c (reg_known_equiv_p, reg_known_value): Remove.
        (deps_may_trap_p, sched_analyze_1, sched_analyze_2): Use the new
        functions instead.

2004-04-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa64-hpux.h (LIB_SPEC): Fix library specification used with GNU ld.

2004-04-21  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO
        download URL.

2004-04-21  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/14857
        Backport from mainline:

        * config/ia64/ia64.c (ia64_encode_section_info): Don't prod
        global register variables.

2004-04-21  H.J. Lu  <hongjiu.lu@intel.com>

        * PR target/14723
        Backport from mainline:
        2004-02-14  Jan Hubicka  <jh@suse.cz>

        * config.gcc: Add support for nocona/prescott/pentium-m/pentium3m
        /pentium4m.
        * i386.c (override_options): Add support for new CPUs.
        * i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
        (TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
        constants.
        * invoke.texi: Extend documentation of -mtune/-march for new CPUs.

2004-04-20  Mark Mitchell  <mark@codesourcery.com>

        * version.c (version_string): Mark as prerelease.
        * doc/include/gcc-common.texi: Bump version number.

2004-04-18  Release Manager

        * GCC 3.4.0 released.

2004-04-18  Alan Modra  <amodra@bigpond.net.au>

        PR bootstrap/14992
        * configure.ac: Define HAVE_LD_AS_NEEDED only for linux.
        * configure: Regenerate.
        * gcc.c (init_gcc_specs): Revert earlier change.

2004-04-18  Mark Mitchell  <mark@codesourcery.com>

        PR other/14918
        * doc/invoke.texi (-fprofile-generate): Document requirement to
        use -fprofile-generate when linking.

        PR bootstrap/14992
        * gcc.c (init_gcc_specs): Only honor HAVE_LD_AS_NEEDED on
        GNU/Linux.

        * doc/extend.texi (Strong Using): Warn users against using this
        feature.

2004-04-17  Richard Sandiford  <rsandifo@redhat.com>

        * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK.
        * configure: Regenerate.

2004-04-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2
        debugging on Solaris 7 and up.

2004-04-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * doc/install.texi (Specific, mips-sgi-irix5): Reflect working
        IRIX 5 port.
        Remove -save-temps workaround, handled automatically.
        Require GNU binutils 2.15 for debugging.
        Remove SGI make warnings since GNU make is now required.
        (Specific, mips-sgi-irix6): Some markup fixes.
        Describe MIPSpro C problems and workarounds.
        Mention working O32 ABI support.
        Recommend GNU as 2.15 for O32 with debugging.
        Remove description of fixed structure pass/return bug.

2004-04-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * aclocal.m4 (gcc_AC_PROG_GNAT): Check if ${CC} produces object
        file for Ada compilation.
        Fix gcc_cv_cc_supports_ada spelling.
        * configure: Regenerate.

2004-04-14  Zack Weinberg  <zack@codesourcery.com>

        PR 14936
        Backport from mainline:
        2004-03-12  Matt Austern  <austern@apple.com>

        * varasm.c (make_decl_one_only): Don't use DECL_COMMON if
        we're compiling for a SUPPORTS_ONE_ONLY target.

2004-04-09  Zack Weinberg  <zack@codesourcery.com>

        * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at
        mode argument.
        * config/ia64/ia64.c (ia64_hpux_file_end): Check
        TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME.

2004-04-08  Mark Mitchell  <mark@codesourcery.com>

        * doc/invoke.texi (Precompiled Headers): Warn about known
        problems.

2004-04-08  Joel Sherrill <joel@oarcorp.com>

        PR ada/14538
        * ada/5rosinte.adb: Remove fake mprotect() body.
        * ada/5rosinte.ads: Add SA_SIGINFO.  Make pthread_key_t a type
        which can be set since Finalize_TCB in 7staprop.adb does not
        go through the Set_Specific interface.
        * ada/5rtpopsp.adb: Rewrite to use new interface.
        * ada/init.c: Reorder so the simple single OS conditional __rtems__
        is tested before more complex ones which mix UNIX and embedded
        systems in the conditional.

2004-04-08  Joel Sherrill  <joel@oarcorp.com>

        PR ada/14665
        * ada/osint.adb (Find_Program_Name): Rework to properly handle
        filenames which end in .exe or have versioning suffixes like VMS.

2004-04-08  Joseph S. Myers  <jsm@polyomino.org.uk>

        * fixinc/inclhack.def (rpc_xdr_lvalue_cast_a,
        rpc_xdr_lvalue_cast_b): New fixes.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/rpc/xdr.h: Add new tests.

2004-04-06  Mark Mitchell  <mark@codesourcery.com>

        * config/darwin.h (LINK_COMMAND_SPEC): Change c++filt3 to c++filt.

2004-04-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * doc/install.texi: Update HP-UX 11 installation procedure.

2004-04-05  Jakub Jelinek  <jakuB@redhat.com>
          John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR optimization/13424 (hppa), bootstrap/14462, c/14828
        * pa.md: Use replace_equiv_address to retain the attributes of the
        memory operands used in the split and peephole2 patterns for optimizing
        the pre-reload movstrsi, movstrdi, clrstrsi and clrstrdi patterns.

2004-04-05  Alexandre Oliva  <aoliva@redhat.com>

        * cppinit.c (cpp_read_main_file): Return file name obtained by
        read_original_filename.  Missed in 2004-02-04's check in to 3.4
        branch by Per Bothner.

2004-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Set
        to DWARF2_DEBUG unconditionally.
        (ASM_DEBUG_SPEC): Set the default to --gdwarf2 unconditionally.

2004-04-04  Mark Mitchell  <mark@codesourcery.com>

        PR c++/14804
        * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to
        RECORD_TYPEs.

2004-04-02  Jakub Jelinek  <jakub@redhat.com>
            Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/13424, optimization/12419
        * explow.c (maybe_set_unchanging): Revert 2003-04-07 patch.
        Set RTX_UNCHANGING_P even for read-only DECL_EXTERNAL decls.
        * expr.c (store_constructor): When clearing aggregate because
        of an incomplete or mostly zero constructor, do the clearing
        without /u flag and then emit a blockage.

2004-04-01  Alan Modra  <amodra@bigpond.net.au>
            Jakub Jelinek  <jakub@redhat.com>

        * gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
        -lgcc --as-needed -lgcc_s --no-as-needed by default.
        * configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
        * configure: Rebuilt.
        * config.in: Rebuilt.
        * Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
        (stage2-start, stage3-start, stage4-start): Likewise.
        (stageprofile-start, stagefeedback-start): Likewise.

2004-04-01  Jakub Jelinek  <jakub@redhat.com>

        * config/sparc/sparc.h (DITF_CONVERSION_LIBFUNCS): Define to 0.
        * config/sparc/linux.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
        * config/sparc/linux64.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
        * config/sparc/sol2.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
        (SOLARIS_CONVERSION_LIBFUNCS): Rename to SUN_CONVERSION_LIBFUNCS.
        * config/sparc/sparc.c (sparc_init_libfuncs): Initialize optabs
        with _Q_qtoll, _Q_qtoull and _Q_lltoq if DITF_CONVERSION_LIBFUNCS.
        * config.gcc (sparc-*-linux*): Revert 2004-03-23 change.
        * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Likewise.
        * config/sparc/t-linux: Removed.

2004-04-01  Jakub Jelinek  <jakub@redhat.com>

        PR c++/14755
        * fold-const.c (fold) <EQ_EXPR>: Properly compute newconst in
        "bitfld++ == const" to "++bitfld == const + incr" transformations.

2004-03-30  Aldy Hernandez  <aldyh@redhat.com>

        PR 14219
        * c-typeck.c (build_binary_op): Do not allow comparisons of
        vectors.

2004-03-26  Ian Lance Taylor  <ian@wasabisystems.com>

        PR target/14206
        * doc/install.texi (Specific): Document that exec-shield-randomize
        interferes with precompiled headers.

2004-03-26  Richard Henderson  <rth@redhat.com>

        PR 11527
        * c-typeck.c (pop_init_level): Emit pending init elements earlier
        rather than later.

2004-03-25  Jakub Jelinek  <jakub@redhat.com>

        * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
        * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Set.
        * config/sparc/t-linux: New file.

2004-03-25  Jan Hubicka  <jh@suse.cz>

        PR debug/13974
        * cfgrtl.c (try_redirect_by_replacing_jump,
        force_nonfallthru_and_redirect, commit_one_edge_insertion,
        cfg_layout_merge_blocks):  Do not attach any line number information
        to newly inserted instructions.
        * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
        emit_insn_*_noloc.
        (emit_*insn_before, emit_insn*_after): New.
        (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
        existing locators.
        * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
        (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.

2004-03-24  Steven Bosscher  <stevenb@suse.de>

        PR pch/14137
        * c-pch.c (struct c_pch_validity): New flags_info field.
        (FLAG_UNIT_AT_A_TIME_SET): New definition.
        (pch_init): Write out the flags_info field to the PCH.  Set the
        FLAG_UNIT_AT_A_TIME_SET bit of the field if flag_unit_at_a_time
        is set.
        (c_common_valid_pch): Make sure the flag settings used for compiling
        the PCH are the same as those used in the current compilation.

2004-03-24  Alexandre Oliva  <aoliva@redhat.com>

        PR preprocessor/14438
        * cpplib.c (do_pragma): Remove line_change call after pragma
        handler.

2004-03-23  Ian Lance Taylor  <ian@wasabisystems.com>

        * doc/extend.texi (ARM Built-in Functions): Replace with correct
        declarations.

2004-03-23  Kazu Hirata  <kazu@cs.umass.edu>

        PR optimization/14669
        * fold-const.c (fold): Only unwiden integer comparisons for equality
        and inequality operators, or when the signedness doesn't change.

2004-03-23  Jason Merrill  <jason@redhat.com>

        PR c++/14587
        * config/i386/winnt.c (associated_type): Look for attributes on
        the TYPE_MAIN_VARIANT of *this.

2004-03-21  Mark Mitchell  <mark@codesourcery.com>

        PR c/13129
        * c-decl.c (warn_if_shadowing): Don't warn about a new declaration
        of a file-scope entity.

2004-03-22  Jakub Jelinek  <jakub@redhat.com>

        PR c/14069
        * c-decl.c (finish_struct): Change type of incorrect flexible array
        field into error_mark_node.

2004-03-22  Ralf Corsepius <corsepiu@faw.uni-ulm.de>

        PR target/14260
        * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC.

2004-03-22  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR middle-end/14470
        * expr.c (mark_queue): New function.
        (emit_insns_enqueued_after_mark): New function replacing
        emit_queue.  Clear the body of emitted queued insns.
        (emit_queue): Call emit_insns_enqueued_after_mark.
        (store_expr): Mark the increment queue on entry.  Emit
        only the incrementations queued when expanding the source.

2004-03-22  Danny Smith  <dannysmith@users.sourceforge.net>

        * gcov-io.h: Update copyright year.

2004-03-22  Danny Smith  <dannysmith@users.sourceforge.net>

        PR target/14291
        * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for
        __MINGW32__.

2004-03-21  Roger Sayle  <roger@eyesopen.com>

        PR target/13889
        * cse.c (fold_rtx): Avoid substituting constants into unary
        conversion operations.

2004-03-21  Joseph S. Myers  <jsm@polyomino.org.uk>

        * frontends.texi: Add missing line.

2004-03-21  Zack Weinberg  <zack@codesourcery.com>
            Chris Devers  <cdevers@pobox.com>
            Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/frontends.texi: Rewrite.
        * doc/gcc.texi: Update last modification date.

2004-03-20  Ian Lance Taylor  <ian@wasabisystems.com>

        PR c/12373
        * c-typeck.c (tagged_types_tu_compatible_p): Don't use
        DECL_ORIGINAL_TYPE if there isn't one.

2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR other/14630
        * doc/install.texi: Add info directory category and entry.

2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/14635
        * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to
        DEF_GCC_BUILTIN.

2004-03-18  Mark Mitchell  <mark@codesourcery.com>

        * c-common.c (pointer_int_sum): Do not complain about using
        pointers to pointers-to-members.

        * c-decl.c (grokdeclarator): Do not complain about redeclaring
        visible "static" identifiers "extern" in a local scope.
        * dwarf2out.c (loc_descriptor_from_tree): Handle pre- and
        post-increments/decrements.

2004-03-17  Jakub Jelinek  <jakub@redhat.com>

        * config/rs6000/t-linux64 (bispecs): Don't add -mlong-double-128 for
        32-bit builds when defaulting to 32-bit.

2004-03-17  Richard Sandiford  <rsandifo@redhat.com>

        PR target/14599
        * config/mips/mips.md (UNSPEC_GP): New constant.
        * config/mips/mips.c (CONST_GP_P): Expect the CONST to contain
        an UNSPEC instead of (reg $gp).
        (mips16_gp_pseudo_reg): Change accordingly.
        (print_operand): Print $gp directly when handling CONST_GP_P.

2004-03-16  Mark Mitchell  <mark@codesourcery.com>

        PR c++/14481
        * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly
        generated COMPOUND_EXPRs.

2004-03-16  Nathanael Nerode  <neroden@gcc.gnu.org>

        PR bootstrap/12974
        * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly.

2004-03-16  Richard Henderson  <rth@redhat.com>

        PR middle-end/14535
        * except.c (collect_one_action_chain): Create action record for
        cleanup outer of exception spec.

2004-03-16  Ralf Corsepius <corsepiu@faw.uni-ulm.de>

        PR target/14577
        * config.gcc: Switch sh-*-rtems* to ELF.  Add sh-*-rtemscoff.

2004-03-15  Richard Henderson  <rth@redhat.com>

        PR target/14547
        * target.h (struct gcc_target): Move calls substructure before
        booleans.  Add split_complex_arg.
        * function.c (assign_parms, split_complex_args): Use it.
        * calls.c (expand_call): Likewise.
        (split_complex_values): Likewise.  Check for splittable types
        before allocating memory.
        (split_complex_types): Likewise.
        * system.h (SPLIT_COMPLEX_ARGS): Poison.
        * expr.h (SPLIT_COMPLEX_ARGS): Remove.
        * target-def.h (TARGET_SPLIT_COMPLEX_ARG): New.
        * config/alpha/alpha.c (alpha_split_complex_arg): New.
        (TARGET_SPLIT_COMPLEX_ARG): New.
        * config/alpha/alpha.h (SPLIT_COMPLEX_ARGS): Remove.
        * config/rs6000/rs6000.c (TARGET_SPLIT_COMPLEX_ARG): New.
        (rs6000_override_options): Zap it for non-AIX.
        (rs6000_function_value): Use targetm.calls.split_complex_arg.
        * config/rs6000/rs6000.h (SPLIT_COMPLEX_ARGS): Remove.
        * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): New.
        * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Remove.
        * doc/tm.texi (TARGET_SPLIT_COMPLEX_ARG): Modify from old
        SPLIT_COMPLEX_ARGS entry.

2004-03-15  Eric Botcazou  <ebotcazou@act-europe.fr>

        * config/sparc/sparc.h: Rework comments about the code model
        in 64-bit environment and the mode 'Pmode'.
        * doc/invoke.texi (SPARC options): Rework description of the
        different code models supported in 64-bit environment.

2004-03-14  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/contrib.texi, doc/extend.texi, doc/gcov.texi,
        doc/install.texi, doc/invoke.texi, doc/makefile.texi,
        doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Capitalize
        "gcc", "g++" and "g77" or mark up with appropriate markup.  Adjust
        wording and grammar.

2004-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR c/14114
        * c-decl.c (merge_decls): Do not copy the C_DECL_INVISIBLE flag
        from the new decl to the old decl.
        (pushdecl): Use lookup_name to search for a previous decl with the
        same identifier.

2004-03-13  Dara Hazeghi  <dhazeghi@yahoo.com>

        * doc/install.texi: Note status of -fnew-ra.

2004-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR middle-end/14470
        * expr.c (store_expr): Call emit_queue before generating the move
        from the temporary to the original target.  Protect the temporary
        from emit_queue.

2004-03-13  Jakub Jelinek  <jakub@redhat.com>

        PR target/14533
        * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
        other than UNSPEC_GOTOFF.

2004-03-13  Dean Ferreyra <dferreyra@igc.org>

        PR target/14047
        * config/avr/avr.c (avr_progmem_p): Add "attributes" parameter.
        (avr_insert_attributes): Pass "attributes" to avr_progmem_p.
        * config/avr/avr-protos.h (avr_progmem_p): Change prototype.

2004-03-12  David Edelsohn  <edelsohn@gnu.org>

        * doc/install.texi (*-ibm-aix*): Document assembler and achiver
        fixes required by libstdc++ and update installation instructions
        for libstdc++.a.  Document use of Bash to speed up configuration.

2004-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/tm.texi (registers) <Values in Registers>: Add
        entry for REGMODE_NATURAL_SIZE.

2004-03-11  Richard Henderson  <rth@redhat.com>

        PR target/14539
        * config/alpha/alpha.h (STACK_BOUNDARY): Set to 128.

2004-03-12  Alan Modra  <amodra@bigpond.net.au>

        * real.c (encode_ibm_extended): Do round low word.

2004-03-11  Richard Henderson  <rth@redhat.com>

        PR middle-end/14477
        * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER.

2004-03-11  Richard Sandiford  <rsandifo@redhat.com>

        PR target/14496
        * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for
        TARGET_SINGLE_FLOAT.

2004-03-11  Kelley Cook  <kcook@gcc.gnu.org>

        PR other/14536
        * configure: Regenerated with autoconf 2.57.
        * config.in: Regenerated with autoheader 2.57.

2004-03-11  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
        bump retaddr here.

2004-03-11  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
        (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
        (SHLIB_MKMAP_OPTS): Delete.
        (TARGET_LIBGCC2_CFLAGS): Add -specs.
        (bispecs): Add rule.
        * config/rs6000/libgcc-ppc64.ver: New file.
        * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
        (__floatdidf, __floatdisf): Optimize multiply.
        (__fixunstfdi): New function.
        * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
        real and imag parts larger than one register.
        (function_arg): Correct type of reg used when fp arg split partially
        to stack.
        * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
        and __MACH__ or __powerpc64__.

2004-03-10  Richard Henderson  <rth@redhat.com>

        PR c/14517
        * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers
        except for pedantic c90 mode.

2004-03-10  Andrew Haley  <aph@redhat.com>

        PR optimization/14381
        * function.c (expand_function_end): Emit a blockage insn before
        the epilogue when -fnon-call-exceptions is used.

2004-03-10  Joel Sherrill  <joel@oarcorp.com>

        PR target/14480
        * config.gcc (powerpc*-*-rtems*): Use rs6000/t-rtems.

2004-03-10  Roman Zippel  <zippel@linux-m68k.org>

        PR bootstrap/12371
        * config/m68k/m68k.h (FIXED_REGISTERS): Add arg pointer.
        (CALL_USED_REGISTERS): Likewise.
        (REG_CLASS_CONTENTS): Likewise.
        (REG_ALLOC_ORDER): New.
        (REGNO_REG_CLASS): Use regno_reg_class.
        * config/m68k/m68k.c: Add regno_reg_class array.

2004-03-10  Alan Modra  <amodra@bigpond.net.au>
            Hartmut Penner  <hpenner@de.ibm.com>

        * config/rs6000/rs6000.c (invalid_gpr_mem): New function.
        (base_reg_operand): New function.
        (legitimate_offset_address_p): Don't test modes in an attempt to
        distinguish gpr vs fpr mem loads/stores.  Don't prohibit offsets
        invalid for 64-bit gpr loads/stores here.
        (secondary_reload_class): Add "inp" parameter.  Generate a reload
        for 64-bit gpr loads/stores.
        * config/rs6000/rs6000.h (SECONDARY_RELOAD_CLASS): Delete.
        (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Define.
        (PREDICATE_CODES): Add invalid_gpr_mem and base_reg_operand.
        (DISPARAGE_RELOAD_CLASS): Define.
        * config/rs6000/rs6000-protos.h (secondary_reload_class): Update.
        * config/rs6000/rs6000.md (movdf_hardfloat64): Correct attrs.
        Add m->b alternative and split.
        (movdi_internal64): Replace r->m and m->r with r->Y and Y->r.
        Add m->b alternative and split.
        * reload.c (find_reloads): Invoke DISPARAGE_RELOAD_CLASS.

2004-03-10  Hans-Peter Nilsson  <hp@axis.com>

        PR other/14474
        * doc/md.texi (Pattern Ordering, Dependent Patterns)
        (Jump Patterns, Looping Patterns): Wrap in separate "@ifset
        INTERNALS".

2004-03-09  Zack Weinberg  <zack@codesourcery.com>

        * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define.
        (LIBGCC_SPEC): Update to match.

2004-03-09  Ralf Corsepius <corsepiu@faw.uni-ulm.de>

        * config/h8300/t-rtems (h8300-*-rtems*): New.
        * config.gcc: Use config/h8300/t-rtems.

2004-03-09  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/14289
        * c-typeck.c (c_mark_addressable): A register variable should
        be considered global if its not automatic, i.e. TREE_PUBLIC,
        TREE_STATIC or DECL_EXTERNAL.
        * function.c (put_var_into_stack): Call abort when placing a
        hard register into the stack, if x_parm_reg_stack_loc is NULL.

2004-03-08  David Edelsohn  <edelsohn@gnu.org>

        * collect2.c (main): Only export initfunc and finifunc if
        LD_INIT_SWITCH not defined.
        (scan_prog_file): Only export constructors and destructors if
        LD_INIT_SWITCH not defined.  Only export symbols not found in
        shared objects.

2004-03-09  Alan Modra  <amodra@bigpond.net.au>

        * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
        * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
        (emit_library_call_value_1): Likewise pass nargs.
        * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
        * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
        * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
        parameter instead of scanning TYPE_ARGS_TYPES to count args.
        * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
        prototype.
        * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
        (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
        (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
        * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
        INIT_CUMULATIVE_ARGS.
        * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
        * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
        config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
        config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
        config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
        config/i370/i370.h, config/i386/i386.h, config/i860/i860.h,
        config/i960/i960.h, config/ia64/ia64.h, config/ip2k/ip2k.h,
        config/iq2000/iq2000.c, config/iq2000/iq2000.h, config/m32r/m32r.h,
        config/m68hc11/m68hc11.h, config/m68k/m68k.h, config/mcore/mcore.h,
        config/mips/mips.h, config/mmix/mmix.h, config/mn10300/mn10300.h,
        config/ns32k/ns32k.h, config/pa/pa.h, config/pdp11/pdp11.h,
        config/s390/s390.h, config/sh/sh.h, config/sparc/sparc.h,
        config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
        config/xtensa/xtensa.h: Likewise.

2004-03-09  Alan Modra  <amodra@bigpond.net.au>

        PR debug/11983
        * dwarf2out.c (enum dw_val_class): Rename dw_val_class_float to
        dw_val_class_vec.  Replace use throughout file.
        (dw_float_const): Delete.
        (dw_vec_const): New.
        (dw_val_struct_union): Rename val_float to val_vec.  Replace use
        throughout file.
        (add_AT_vec): Rename from add_AT_float.  Add elt_size param.
        (same_dw_val_p): Adjust vec comparison.  Use memcmp.
        (size_of_die): Adjust dw_val_class_vec sizing.
        (output_die): Output dw_val_class_vec.
        (insert_int, extract_int, insert_float): New functions.
        (add_const_value_attribute): Use insert_float for CONST_DOUBLE.
        Handle CONST_VECTOR.
        (add_location_or_const_value_attribute): Handle CONST_VECTOR.

2004-03-08  Joel Sherrill  <joel@oarcorp.com>

        PR target/14480
        * config/rs6000/t-rtems: Add missing file on branch.

2004-03-08  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (fold) <EQ_EXPR>: Rewrite optimization to transform
        "foo++ == const" into "++foo == const+incr".

2004-03-08  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber.
        ("*extendqisi2_short_displ"): Likewise.

2004-03-08  Eric Botcazou  <ebotcazou@act-europe.fr>

        * expr.c (highest_pow2_factor_for_type): Rename into
        highest_pow2_factor_for_target.  Use DECL_ALIGN instead of
        TYPE_ALIGN when the target is a COMPONENT_REF.
        (expand_assignment): Ajust call to highest_pow2_factor_for_type.

2004-03-08  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c: Formatting fix.
        (legitimate_offset_address_p): Correct offset range check.

        * config/rs6000/rs6000.c (rs6000_override_options): Don't override
        -msoft-float by -mcpu.  Consolidate similar code for MASK_MULTIPLE
        and MASK_STRING.

2004-03-07  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.md (ashrdi3): Do not call ashrdi3_no_power
        for little endian.
        ("ashrdi3_no_power"): Disable for little endian.
        (ashrdi3): Same.

2004-03-07  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (rs6000_parse_abi_options): SPE and
        AltiVec abi cannot co-exist.

        * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Same.

2004-03-07  Hans-Peter Nilsson  <hp@axis.com>

        PR target/14471
        * configure.ac (Target-specific assembler checks) <cris-*-*>: New
        case, checking for -no-mul-bug-abort option.
        * configure, config.in: Regenerate.
        * doc/invoke.texi (CRIS Options): Document -mmul-bug-workaround
        and -mno-mul-bug-workaround.
        * config/cris/cris.md ("smulsi3_highpart", "umulsi3_highpart")
        ("mulsidi3", "umulsidi3"): Prefix output template with "%!".
        ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3"):
        Ditto.  Make attribute "slottable" dependent on TARGET_MUL_BUG.
        * config/cris/mulsi3.asm (__Mul) [__CRIS_arch_version >= 10]: Make
        sure mulu.d is not last on cache-line.
        * config/cris/cris.h (ASM_SPEC): Translate -mno-mul-bug-workaround
        into -no-mul-bug-abort depending on HAVE_AS_MUL_BUG_ABORT_OPTION.
        (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG): New macros.
        (TARGET_SWITCHES): New options -mmul-bug-workaround and
        -mno-mul-bug-workaround.
        (TARGET_DEFAULT): Include TARGET_MASK_MUL_BUG.
        (PRINT_OPERAND_PUNCT_VALID_P): Include '!'.
        * config/cris/cris.c (cris_operand_extend_operator): Clarify
        relation to MULT in head comment.
        (cris_op_str): Abort for MULT.
        (cris_print_operand) <case '!'>: New case.

2004-03-07  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md ("*lshrsi3_const"): Disable for 68HC12.
        ("*lshrsi3"): Also accept an immediate for 68HC12.
        ("*ashrsi3_const"): Likewise.
        ("*ashrsi3"): Likewise.
        ("*ashlsi3_const"): Likewise.
        ("*ashlsi3"): Likewise.
        ("cmphi_1_hc12"): Compare two hard register by pushing them and
        comparing with a pop; don't use a split for that.
        ("cmphi split"): Disable compare split for 68HC12.

        * config/m68hc11/m68hc11.c (m68hc11_notice_update_cc): Invalidate
        the status operands if they have side effects.

2004-03-07  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_in_small_data_p): Return false if
        TARGET_ABICALLS.

2004-03-06  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
        the stack register.
        (expand_prologue): Don't make an interrupt or a trap handler a far
        symbol.
        (m68hc11_initial_elimination_offset): Likewise.

2004-03-06  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.c (alpha_in_small_data_p): False for functions.

2004-03-06  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.h (MASK_LONG_DOUBLE_128): New.
        (TARGET_LONG_DOUBLE_128): New.
        (TARGET_SWITCHES): Add long-double-{128,64}.
        (TARGET_HAS_XFLOATING_LIBS): Default to TARGET_LONG_DOUBLE_128.
        (LONG_DOUBLE_TYPE_SIZE): Honor TARGET_LONG_DOUBLE_128.
        (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New.
        (WIDEST_HARDWARE_FP_SIZE): New.
        (TARGET_CPU_CPP_BUILTINS): Define __LONG_DOUBLE_128__.
        * config/alpha/alpha.c (override_options): Clear MASK_LONG_DOUBLE_128
        if TARGET_VAX_FLOAT.
        * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): Remove.
        (TARGET_DEFAULT): Set MASK_LONG_DOUBLE_128.

2004-03-06  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("load_multiple", "*load_multiple_di",
        "*load_multiple_si"): Allow only if reload_completed.
        ("store_multiple", "*store_multiple_di", "*store_multiple_si"):
        Likewise.

2004-03-06  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR c/14465
        PR c/14114
        * c-decl (pushdecl): Revert previous change.

2004-03-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.md (icacheflush): Reorder operands to make match_scratch operand
        last.
        * pa.h (INITIALIZE_TRAMPOLINE): Remove unnecessary scratch argument
        from calls to gen_icacheflush.

2004-03-06  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/14343
        * config/i386/i386.md (movv2di_internal): Conditionalize on
        TARGET_SSE, not TARGET_SSE2.

2004-03-06  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR c/14114
        * c-decl (pushdecl): Do not record a previous, not-in-scope,
        external decl for restoration.

2004-03-05  Waldek Hebisch  <hebisch@math.uni.wroc.pl>

        PR middle-end/14203
        * function.c (uninitialized_vars_warning): Use DECL_RTL_SET_P
        instead of testing whether DECL_RTL is not NULL.

2004-03-05  Andreas Krebbel  <krebbel1@de.ibm.com>

        * rtl.h (mem_expr_equal_p): Function prototype added.
        * cfgcleanup.c (merge_memattrs): New function.
        (flow_find_cross_jump): Call merge_memattrs for matching insns.
        * emit-rtl.c (mem_expr_equal_p): New function.

2004-03-05  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.c (function_arg): Handle 16-byte aligned args.
        (xtensa_va_start): Initialize __va_stk to ($arg_ptr - 32).  Adjust
        __va_ndx by 2 words when referencing an argument on the stack.
        (xtensa_va_arg): Handle 16-byte aligned args.  Adjust __va_ndx by 2
        words when an arg on the stack is first seen.

2004-03-05  Nathan Sidwell  <nathan@codesourcery.com>

        PR driver/13577
        * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o
        options.

2004-03-04  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.c (xtensa_return_in_msb): New function.
        (TARGET_RETURN_IN_MSB): Define to xtensa_return_in_msb.

2004-03-04  Alan Modra  <amodra@bigpond.net.au>

        * real.c (encode_ibm_extended): Don't bother rounding low double.
        * c-cppbuiltin.c (builtin_define_float_constants): Tweak MAX
        when fmt->pnan < fmt->p.

2004-03-04  Alan Modra  <amodra@bigpond.net.au>

        PR target/14406
        * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn.
        (abstf2, abstf2_internal): New define_expand.

2004-03-04  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/14235
        * expr.c (convert_move): Copy the source to a new pseudo
        when converting from a sub-word source to a larger-than-word
        register which conflicts with the source.

2004-03-03  Zack Weinberg  <zack@codesourcery.com>

        PR 13728
        * c-decl.c (diagnose_mismatched_decls): Issue an error for two
        parameters with the same name, unless one is a forward decl.
        Do not issue a redundant-redeclaration warning for forward
        decls of parameters.

2004-03-03  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
        because it breaks the 32-bit shift patterns that rely on a match_dup.
        (print_operand): Don't print a * before the base address.

2003-03-03  Richard Henderson  <rth@redhat.com>

        PR opt/13862
        * cselib.c (cselib_record_sets): Don't record multiple sets in
        asm insns.

2004-03-03  Nicolas Pitre <nico@cam.org>

        * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of
        small negative values.

2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/lib1funcs.asm (___fixunssfsi): Change the
        threshold to 0x4f.

        Revert:
        2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
        * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
        as well.
        * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
        * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.

2004-03-02  Richard Henderson  <rth@redhat.com>

        PR middle-end/11767
        * coverage.c (coverage_counter_ref): Set MEM_NOTRAP_P.
        * optabs.c (prepare_cmp_insn): Force trapping memories to registers
        before the compare, if flag_non_call_exceptions.

2004-03-02  Richard Henderson  <rth@redhat.com>

        PR middle-end/14327
        * stmt.c (expand_computed_goto): Do do_pending_stack_adjust before
        emitting the label, not after.

2004-03-02  David O'Brien  <obrien@FreeBSD.org>

        * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add.
        * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Define
        %(fbsd_dynamic_linker),
        (LINK_SPEC): Use %(fbsd_dynamic_linker), and sync style with
        config/i386/freebsd.h
        * config/arm/freebsd.h: Ditto.
        * config/i386/freebsd.h: Ditto.
        * config/i386/freebsd64.h: Ditto.
        * config/ia64/freebsd.h: Ditto.
        * config/rs6000/sysv4.h: Ditto.
        * config/sparc/freebsd.h: Ditto.

2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.c (m68hc11_addr_mode): New variable.
        (m68hc11_mov_addr_mode): Likewise.
        (m68hc11_override_options): Initialize them based on target.
        (register_indirect_p): Allow a MEM for indirect addressing modes and
        use flags to control what is allowed.
        (m68hc11_small_indexed_indirect_p): Use m68hc11_mov_addr_mode for
        supported addressing modes.
        (m68hc11_register_indirect_p): Use m68hc11_addr_mode.
        (go_if_legitimate_address_internal): Likewise.
        (m68hc11_indirect_p): Likewise and check the mode.
        (print_operand): Allow a (MEM (MEM)) and generate indirect addressing.

2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
        sequences of moves.
        (add peepholes): New peepholes to optimize sequences adding small
        constants.
        (bset peepholes): New peepholes to transform an OR in a bset form
        (bclr peepholes): Likewise for bclr form.
        (cmp peepholes): New peepholes to avoid register copies when comparing.

2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md ("*pushdi_internal"): New insn and split
        to separate push from moves.
        ("*pushdf_internal"): Likewise.
        ("*pushsf_internal"): Likewise.
        ("*pushsi_internal"): Likewise.
        ("movdi_internal"): Use define_insn_and_split; non push operand.
        ("movdf_internal"): Likewise.
        ("movsf_internal"): Likewise.
        ("movsi_internal"): Likewise.
        ("*movhi_68hc12", "*addhi3_68hc12"): Fix and tune constraints
        ("*addhi3", "*subhi3", "*andhi3_mem", "*iorhi3_mem"): Likewise.
        ("*ashlsi3_const1", "*lshrsi3_const1"): Likewise.

2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md ("tstqi_z_used"): Use define_insn_and_split.
        ("cmphi_z_used", "cmpqi_z_used"): Likewise.
        ("movstrictsi", "movstricthi", "movstrictqi"): Likewise.
        ("anddi3", "andsi3", "iordi3", "iorsi3"): Likewise.
        ("xordi3", "xorsi3", "*logicalsi3_zexthi"): Likewise.
        ("*logicalsi3_zextqi", "*logicalhi3_zexthi_ashift8"): Likewise.
        ("logicalhi3_zexthi", "*logicalsi3_silshr16"): Likewise.
        ("*logicalsi3_silshl16", "*logicalsi3_silshl16_zext"): Likewise.
        ("*ashldi3_const32", "*ashldi3_const1", "addsi_silshr16"): Likewise.
        ("addsi_andshr16", "*ashlsi3_const16_zexthi"): Likewise.
        ("*lshrdi3_const32", "*lshrdi_const1"): Likewise.

2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md (SOFT_TMP_REGNUM): Define.
        (SOFT_XY_REGNUM): Define.
        (cmp split): Use the above instead of hard coded numbers.
        (8-bit op split): No need to check the mode; allow Q_REG.
        (ashift split): Adjust the first operand if it uses the SP and we
        are pushing the shifted value.
        (plus shift split): Fix when a source is in register D+X.
        ("doloop_end"): Pass dummy arguments to gen_rtx_NE.

2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when
        comparing with Z register.

2004-03-02  Loren James Rittle  <ljrittle@acm.org>

        * gcc/doc/install.texi (*-*-freebsd*): Update target information.

2004-03-01  Mark Mitchell  <mark@codesourcery.com>

        PR bootstrap/14356
        * gcc.c (process_command): Remove const-qualification from argv.
        (main): Likewise.

2004-03-01  Mircea Namolaru  <namolaru@il.ibm.com>

        * cfgloop.h (get_var_set_from_bct, is_bct_cond): Declaration of
        new functions.
        * cfgloopanal.c: Include loop.h.
        (get_var_set_from_bct): New function.
        (is_bct_cond): New function.
        (blocks_single_set_registers): Handle branch and count jumps.
        (count_loop_iterations): Likewise.
        (simple_increment): Likewise
        * doloop.c (doloop_condition_get): Export.
        * loop-init.c (fixup_loop_exit_succesor): New function.
        (loop_optimizer_finalize): Handle loops ending with branch and
        count jumps.
        * loop-unroll.c: Include toplev.h
        (discard_increment): New function.
        (expand_bct): New function.
        (peel_loop_completely): Handle the removal of branch and count jumps.
        (unroll_loop_constant_iterations): Likewise.
        (unroll_loop_runtime_iterations): Likewise
        * loop.h (doloop_condition_get): Declare.

2004-02-29  Mark Mitchell  <mark@codesourcery.com>

        PR debug/14328
        * dwarf2out.c (gen_enumeration_type_die): Output all enumeration
        constants as signed values.

2004-02-29  Mark Mitchell  <mark@codesourcery.com>

        PR middle-end/13448
        * c-tree.h (readonly_warning): Rename to ...
        (readonly_error): ... this.
        * c-typeck.c (build_unary_op): Adjust accordingly.
        (readonly_warning): Rename to ...
        (readonly_error): ... this and issue errors, not warnings.
        (build_modify_expr): Call readonly_error, not readonly_warning.
        (c_expand_asm_operands): Likewise.
        * tree-inline.c (optimize_inline_calls): Do not inline functions
        after errors have occurred.

2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/cppopts.texi: Fix a typo.

2004-02-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg.

2004-02-27  Ian Lance Taylor  <ian@wasabisystems.com>

        PR optimization/7871
        * flow.c (mark_set_1): Don't add LOG_LINKS for global registers
        from or to call insns.

2004-02-27  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/7871
        * flow.c (propagate_one_insn): Interpret calls as setting global
        registers, not merely clobbering them.

2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
        as well.
        * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
        * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.

2004-02-27  Daniel Jacobowitz  <drow@mvista.com>

        * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
        size for minipool references.

2004-02-27  Eric Botcazou  <ebotcazou@act-europe.fr>
            Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (fold): Revert 2004-02-25 change.  Use the original
        operands to build a tree with swapped operands.
        * expr.c (expand_expr_real) <MAX_EXPR>: Consistently use the
        'unsignedp' predicate to specify the signedness.

2004-02-26  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.md: Add fixuns_truncsfsi2 and
        fix_truncsfsi2.

        * config/rs6000/spe.md: Delete spe_efsctuiz.
        Add spe_fixuns_truncsfsi2.
        Add spe_fix_truncsfsi2.

2004-02-26  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.

2004-02-25  James E Wilson  <wilson@specifixinc.com>

        * gcc-simple.c (rtl_zone, tree_zone, garbage_zone, ggc_alloc_typed,
        ggc_alloc_zone): New.
        (ggc_pch_count_object, gcc_pch_alloc_object, ggc_pch_write_object):
        Add bool is_string parameter.

2004-02-26  Alan Modra  <amodra@bigpond.net.au>

        * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not
        beginning of block.  Do not delete CC setter unless HAVE_cc0.

2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>

        * doc/contrib.texi: Add an entry for myself.

2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>

        * config.gcc: Add comment describing extra_gcc_objs.
        i[34567]86-*-cygwin*): Replace host_extra_gcc_objs with extra_gcc_objs.
        * configure.ac (extra_gcc_objs): New substitution variable.
        (host_extra_gcc_objs): Don't substitute.
        * configure: Regenerate.
        * Makefile.in: Use extra_gcc_objs.

2004-02-25  Eric Botcazou  <ebotcazou@act-europe.fr>

        * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like
        comparisons with regard to signedness.

2004-02-25  Jakub Jelinek  <jakub@redhat.com>

        * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
        fopen.
        * libgcov.c: Include sys/stat.h.
        * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
        * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
        * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
        * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.

2004-02-25  Richard Earnshaw  <rearnsha@arm.com>

        * arm.c (arm_legitimate_index_p): For QImode the range of an offset
        is -4095...+4095 inclusive.

2004-02-25  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/install.texi (sparc-sun-solaris2* specific notes): Document
        the bootstrap failure with Sun CC 5.4 and 5.5.

2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>

        * cse.c (cse_change_cc_mode_insns): Stop at any instruction
        which modifies NEWREG.
        (cse_condition_code_reg): Update the mode of CC_REG in
        CC_SRC_INSN on our own.

2004-02-24  Michael Matz  <matz@suse.de>

        * config/i386/i386.c (ix86_comp_type_attributes): Check for
        regparm attributes.

2004-02-24  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/spe.md (spe_fix_truncsfsi2): Delete.
        (spe_fixuns_truncsfsi2): Delete.

        * config/rs6000/rs6000.md (fix_truncsfsi2): Delete.
        (fixuns_truncsfsi2): Delete.

2004-02-24  Josef Zlomek  <zlomekj@suse.cz>

        PR/14240
        * rtlanal.c (replace_label): Fix replacing labels in constant pool.

2004-02-24  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
        (init_cumulative_args): Likewise.
        (a7_overlap_mentioned_p): Delete prototype.
        * config/xtensa/xtensa.c (struct machine_function): Replace
        incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
        Add set_frame_ptr_insn field.
        (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
        (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
        if the operand is an argument in a7.  If so, copy a7 to a new pseudo
        at the function entry and replace the operand with the pseudo.
        (init_cumulative_args): Remove unused arguments.  Add new "incoming"
        argument and record this flag in CUMULATIVE_ARGS.
        (function_arg): Remove result_mode and special-case code to handle
        arguments in a7.  Instead, set need_a7_copy flag when there is an
        incoming argument in a7.
        (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
        and use the value recorded in cfun->machine->set_frame_ptr_insn.
        (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
        need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
        special-case code.
        (a7_overlap_mentioned_p): Delete.
        * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
        (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
        arguments to init_cumulative_args and pass "incoming" flag instead.
        (BLOCK_REG_PADDING): Delete.
        * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
        checks for reload_in_progress and reload_completed.  Update calls to
        xtensa_copy_incoming_a7.
        (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
        to call xtensa_copy_incoming_a7.

2004-02-24  Richard Earnshaw  <rearnsha@arm.com>

        * invoke.texi (ARM Options): Mark -mapcs-26 and -mno-alignment-traps
        as deprecated.  Remove already deprecated synonyms.
        * arm.c (arm_override_options): Generate an inform message if the
        user tries to invoke the compiler in apcs-26 mode.
        * arm.h (TARGET_SWITCHES): Remove help comments from deprecated
        switches. Delete deprecated synonyms for -malignment-traps.
        (TARGET_DEFAULT): Default to alignment traps.
        * arm/coff.h (TARGET_DEFAULT): Default to alignment traps.
        * arm/elf.h arm/netbsd.h arm/pe.h arm/semi.h arm/semiaof.h: Likewise.
        * arm/unknown-elf.h arm/wince-pe.h: Likewise.

2004-02-23  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/i386.h: Deprecate -mpni/-mno-pni.

2004-02-23  Kelley Cook  <kcook@gcc.gnu.org>

        * config/i386/i386.c: Rename pni to sse3.
        * config/i386/i386.h: Likewise.
        * config/i386/i386.md: Likewise.
        * config/i386/pmmintrin.h: Likewise.
        * doc/extend.texi: Likewise.
        * doc/invoke.texi: Likewise.

2004-02-23  Andrew Pinski  <pinskia@physics.uc.edu>

        * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
        * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.

2004-02-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
            Falk Hueffner  <falk@debian.org>

        PR c/14188
        * builtins.c (expand_builtin_va_arg): Emit an informative message
        if a trap is generated.
        * c-typeck.c (build_function_call): Likewise.

2004-02-22  Christopher Faylor  <cgf@redhat.com>

        * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
        extra host object file when targetting cygwin rather than generic
        object files.

2004-02-22  Matthias Klose  <doko@debian.org>

        Taken from mainline:

        2004-02-12  Geoffrey Keating  <geoffk@apple.com>

        * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
        $(GCOV_INSTALL_NAME) to install manpages.  Remove generic rule
        for installing .1 manpages.  Add rules for installing cpp
        and gcov manpages under their installed names.

2004-02-22  Hans-Peter Nilsson  <hp@axis.com>

        PR target/14209
        * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
        constraints to not match postincrement.  Adjust the predicate to
        exclude a volatile memory reference.
        ("*andsi_clear"): Tweak constraints to not match postincrement.
        Adjust the predicate to exclude a volatile memory reference.
        ("*andhi_clear"): Ditto.  Rename from "*andhi_clear_signed".
        ("*andhi_clear_unsigned"): Remove, non-matching pattern.

2004-02-21  Christopher Faylor  <cgf@redhat.com>

        * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
        object file when targetting cygwin.
        * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
        overridden by top-level Makefile.

2004-02-21  Alan Modra  <amodra@bigpond.net.au>

        * combine.c (can_combine_p): Don't ignore SETs marked with
        REG_EH_REGION notes.

2004-02-21  Jan Hubicka  <jh@suse.cz>

        * params.def (max-peeled-insns, max-completely-peeled-insns,
        max-once-peeled-insns): Set to 400.

2004-02-20  Falk Hueffner  <falk@debian.org>

        PR target/14201
        * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
        numbers.

2004-02-20  Mohan Embar  <gnustuff@thisiscool.com>
            Tom Tromey  <tromey@redhat.com>

        * doc/install.texi: Moved --disable-libgcj and
        --with-system-zlib documentation to new section for
        Java-specific options.
        Added explicit Cross-Compiler-Specific Options subheading.
        Added section for Java-specific options.

2004-02-20  James E Wilson  <wilson@specifixinc.com>

        * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.

2004-02-20  Josef Zlomek  <zlomekj@suse.cz>

        * tree-inline.c (copy_body_r): Do not replace ret_label.

2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>

        * gcc.c (process_command): Allow translation of the copyright
        symbol but not the rest of the copyright message.
        * gcov.c (print_version): Likewise.  Allow translation of the
        message about warranty.

2004-02-19  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
        spe_fixuns_truncsfsi2.

        * config/rs6000/rs6000.md (fixunssfsi2): Rename to
        fixuns_truncsfsi2.

2004-02-19  Richard Sandiford  <rsandifo@redhat.com>
            Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
        * config/mips/mips.md: Expand comment above unaligned loads and stores.

2004-02-20  Alan Modra  <amodra@bigpond.net.au>

        * function.c (assign_parms): Correct leakage of mainline code
        in last commit.  Also leakage from INIT_CUMULATIVE_ARGS patch.

2004-02-19  Zack Weinberg  <zack@codesourcery.com>

        * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
        when passing single SFmode quantities in general registers,
        put them in the high half.
        (struct extern_func_list, extern_func_head): Mark with GTY(()).
        (ia64_hpux_add_extern_decl): Save the decl, not the name string.
        Allocate memory with ggc_alloc.  No need to copy anything.
        (ia64_hpux_file_end): Update to match.

2004-02-19  David Daney <ddaney@avtrex.com>

        PR preprocessor/14198
        * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
        builtin_assert ("machine=mips")

2004-02-19  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
        "*subsf3_cconly"): Subtraction is not commutative.

2004-02-19  Alan Modra  <amodra@bigpond.net.au>

        * function.c (assign_parms): When building decl_rtl for
        SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.

2004-02-19  Olivier Hainque  <hainque@act-europe.fr>

        * expr.c (is_aligning_offset): Check if we are aligning the
        expressions's address over BIGGEST_ALIGNMENT in bytes, not
        in bits.

2004-02-19  Jan Hubicka  <jh@suse.cz>

        * genextract.c (main): Do not output the memset when not checking.

2004-02-18  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
        by default.

2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("divmoddisi3"): Fix incorrect mode.

2004-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
        generating PIC code.

2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_mainpool_start): Delete the main pool
        placeholder insn when chunkifying the pool.

2004-02-18  Per Bothner  <per@bothner.com>

        * cpphash.h (struct cpp_buffer):  Restore return_at_eof field.  This
        partly reverts my 2003-10-01 change, because we're back to logically
        including <command line> inside the main line.
        * cpplex.c (_cpp_get_fresh_line):  Check return_at_eof field.
        * cppmacro.c (cpp_scan_nooutput):  Set return_at_eof of current buffer.
        Fixes PR preprocessor/14103.

2004-02-18  Richard Earnshaw  <rearnsha@arm.com>

        PR target/13866
        * arm.c (load_multiple_operation): Don't insist that the source reg
        of a post-increment component is the same as the destination.
        (store_multiple_operation): Likewise.

2004-02-18  Paul Brook  <paul@codesourcery.com>

        * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX

2004-02-18  Mark Mitchell <mark@codesourcery.com>

        PR c++/11326
        * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
        fntype.

2004-02-18  Paul Brook  <paul@codesourcery.com>

        PR debug/12934
        * dwarf2out.c (loc_descriptor_from_tree): Handle
        EXPR_WITH_FILE_LOCATION.

2004-02-17  Mark Mitchell  <mark@codesourcery.com>

        PR c++/11326
        * c-common.c (flag_abi_version): Remove.
        * c-common.h (flag_abi_version): Likewise.
        * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
        * c.opt (fabi-version): Remove.
        * calls.c (expand_call): Always pass a function type to
        struct_value_rtx.  Use convert_memory_address.
        * common.opt (fabi-version): Add it.
        * flags.h (flag_abi_version): Likewise.
        (abi_version_at_least): New macro.
        * opts.c (common_handle_option): Add OPT_fabi_version.
        * toplev.c (flag_abi_version): Define it.
        * config/ia64/ia64.h (STRUCT_VALUE_REGNUM): Remove.
        * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): Define it.
        (ia64_struct_retval_addr_is_first_parm_p):
        New function.
        (ia64_output_mi_thunk): Use it.
        (ia64_struct_value_rtx): New function.

2004-02-18  Alan Modra  <amodra@bigpond.net.au>

        PR optimization/14119
        * combine.c (try_combine): When attemting to fix unrecognized insns,
        don't delete SETs marked with REG_EH_REGION notes.

2004-02-17  Jan Hubicka  <jh@suse.cz>

        PR bootstrap/14180
        * cselib.c (remove_useless_values): Do not access released
        memory.

2004-02-17  Ulrich Weigand  <uweigand@de.ibm.com>

        * combine.c (simplify_if_then_else): Do not replace
        (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
        modes differ.

2004-02-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/t-iris6gld: Renamed to ...
        * config/mips/t-irix-gld: ... this.
        * config.gcc (mips-sgi-irix6*): Reflect this
        (mips-sgi-irix5*): Use it with GNU ld.

        * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
        to ...
        * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
        * config/mips/t-irix-gld: Reflect this.
        * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.

        * config/mips/iris5gld.h: New file.
        * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
        Only use collect2 without gas.

        * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
        Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
        (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
        * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.

        * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
        * config/mips/iris5.h: ... here.

        * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
        IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
        (STARTFILE_SPEC, ENDFILE_SPEC): Define.

        * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
        using irix_startfile_spec, irix_endfile_spec.
        * patches.summary (http):

2004-02-17  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c++/14178
        * doc/invoke.texi (fabi-version): The default is 2 now.

2004-02-17  Jonathan Wakely  <redi@gcc.gnu.org>

        * doc/install.texi: Update description of --gxx-include-dir to
        give correct default value. (merged from mainline)

2004-02-16  Matthias Klose  <doko@debian.org>

        * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
        in terms of SHLIB_SOVERSION.
        * config/m68k/t-slibgcc-elf-ver: New file.
        * config/pa/t-slibgcc-elf-ver: New file.
        * config.gcc (m68k-linux, parisc-linux): Use them when not
        sjlj exceptions are not configured.

2004-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).

2004-02-16  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/sourcebuild.texi: Mention backends.html.

2004-02-15  Roger Sayle  <roger@eyesopen.com>

        Backport from mainline:

        2004-02-07  Roger Sayle  <roger@eyesopen.com>
        PR middle-end/13696
        * fold-const.c (fold_convert): New function to provide type
        conversion to the middle-end without using convert.
        (negate_expr, associate_trees, size_diffop, omit_one_operand,
        operand_equal_for_comparison_p, pedantic_omit_one_operand,
        invert_truthvalue, optimize_bit_field_compare, range_binop,
        decode_field_reference, make_range, build_range_check, unextend,
        fold_truthop, extract_muldiv_1, fold_mathfn_compare,
        fold_binary_op_with_conditional_arg, fold_inf_compare,
        fold_single_bit_test, fold, multiple_of_p): Replace all calls to
        convert with calls to fold_convert.

        2004-02-09  Roger Sayle  <roger@eyesopen.com>
        * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
        tree code rather than call fold_convert, which doesn't specify a
        default floating point to integer conversion.

        2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
        PR c/14092
        * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
        negate_expr back to the original type.

2004-02-15  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>

        Backport from mainline:

        2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
        * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
        to $$(slibdir) in the installation commands.

2004-02-15  Roger Sayle  <roger@eyesopen.com>

        Backport from mainline:

        2004-01-20  Roger Sayle  <roger@eyesopen.com>
        * fold-const.c (fold_convert): Rename to fold_convert_const.
        (fold_convert_const): Change arguments to take a tree_code,
        a type and the operand/expression to be converted.  Return
        NULL_TREE if no simplification is possible.
        (fold): Adjust call to fold_convert to match new fold_convert_const.
        Avoid modifying the tree passed to fold in-place.

2004-02-15  Jan Hubicka  <jh@suse.cz>

        * cselib.c (value_pool): New.
        (new_cselib_val): Use pool.
        (cselib_init): Initialize value_pool
        (cselib_finish): Free pool.

        * cselib.c: Include alloc-pool.h
        (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
        (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
        (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
        unchain_one_elt_loc_list_pool, unchain_one_value,
        new_cselib_val): Simplify using allocpool.
        (cselib_init): Initialize allocpools.
        (cselib_finish): Finish allocpools.

2004-02-14  Richard Sandiford  <rsandifo@redhat.com>

        Backport from mainline:

        2002-04-08  Richard Sandiford  <rsandifo@redhat.com>
        * real.c (encode_ibm_extended): Normalize the input value before
        converting it to a double.  Handle the case where a normal value
        rounds to infinity.

2004-02-14  Olivier Hainque  <hainque@act-europe.fr>

        * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
        for start_value when it is directly moved into reg, and factorize
        the retrieval of GET_MODE (reg).

2004-02-13  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.ac: Search for as, ld below libexec/gcc.
        * configure: Regenerate.

2004-02-13  Jan Hubicka  <jh@suse.cz>

        * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.

        * genrecog.c (find_operand): add extra argument stop.
        (validate_pattern): Verify that mach_dup is duplicating operand
        defined lexically earlier.

2004-02-13  Ian Lance Taylor  <ian@wasabisystems.com>

        PR other/10584
        * c-opts.c (c_common_post_options): Disable function inlining when
        using -finstrument-functions.
        * doc/invoke.texi (Code Gen Options): Document this restriction.

2004-02-12  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.md (casesi_internal, casesi_internal_di):
        Use ".set macro" to avoid warnings about multi-instruction
        macros, since they're intentional.

2004-02-13  Jan Hubicka  <jh@suse.cz>

        * alias.c (find_base_term, get_addr):  Do not dereference NULL
        pointer when all VALUE's locations has been invalidated.
        (rtx_equal_for_memref_p): Simplify checking of VALUEs.

        * cselib.c (discard_useless_values):  Clear out value pointer pointing
        to datastructure to be recycled.

        * gcse.c (bypass_block): Prevent edges to be unified when we are
        about to emit compenstation code.

        * gcse.c (bypass_block): Fix a typo in the previous check-in
        to the file.

        * alloc-pool.c (align_four): Kill.
        (create_alloc_pool): Align size to eight.
        (free_alloc_pool, free_pool): Invalidate deallocated data.

2004-02-12  Richard Sandiford  <rsandifo@redhat.com>

        PR bootstrap/13617
        * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
        (mips_declare_object): Make variadic.
        * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
        mips_output_aligned_decl_common.
        * config/mips/mips.c (mips_output_aligned_decl_common): New function.
        (mips_declare_object): Make variadic.

2004-02-12  Jan Hubicka  <jh@suse.cz>

        * tree-optimize.c (tree_rest_of_compilation): Do not release DECL_ARGUMENTS

2004-02-12  Ian Lance Taylor  <ian@wasabisystems.com>

        PR inline-asm/6162
        * reload.c (find_reloads): Only support one pair of commutative
        operands.

2004-02-12  Ian Lance Taylor  <ian@wasabisystems.com>

        PR target/1532
        Backport from mainline:

        2004-02-11  Richard Henderson  <rth@redhat.com>

        * flow.c (insn_dead_p): A clobber of a dead hard register is a
        dead insn after reload.

        2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>

        * cse.c (cse_cc_succs): Change the mode of the source expression
        as soon as decide we need a new mode.  Don't permit changing modes
        if we found a match in a successor block.
        (cse_condition_code_reg): Save original mode of source expression
        so that we know whether we have to change the mode in other
        insns.

        2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>

        * cse.c: (cse_cc_succs) Fix comparison warning.

        2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>

        * cse.c (cse_change_cc_mode): New static function.
        (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
        (cse_condition_code_reg): New function.
        * rtl.h (cse_condition_code_reg): Declare.
        * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
        * target.h (struct gcc_target): Add fixed_condition_code_regs and
        cc_modes_compatible.
        * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
        (TARGET_CC_MODES_COMPATIBLE): Define.
        (TARGET_INITIALIZER): Add new initializers.
        * targhooks.c (default_cc_modes_compatible): New function.
        * targhooks.c (default_cc_modes_compatible): Declare.
        * hooks.c (hook_bool_intp_intp_false): New function.
        * hooks.h (hook_bool_intp_intp_false): Declare.
        * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
        (TARGET_CC_MODES_COMPATIBLE): Define.
        (ix86_fixed_condition_code_regs): New static function.
        (ix86_cc_modes_compatible): Likewise.
        * doc/tm.texi (Condition Code): Document new hooks.

2004-02-12  Hartmut Penner  <hpenner@de.ibm.com>

        * config/rs6000/altivec.md (*movv4si_internal): At least one
        operand must be register_operand.
        (*movv8hi_internal1): Likewise.
        (*movv16qi_internal1): Likewise.
        (*movv4sf_internal1): Likewise.

2004-02-12  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/14113
        Backport from mainline:

        2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.md (call followed by jump define_peephole's):
        Delete.

2004-02-12  Hartmut Penner  <hpenner@de.ibm.com>

        * gcc/config/rs6000/rs6000.c (rs6000_override_options)
        Set AltiVec ABI and vrsave as default for ppc64 linux.
        (init_cumulative_args): Post error, if try to return
        value in AltiVec register without enable AltiVec.
        (function_arg_advance): Ditto for passing arguments.

2004-02-11  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/456
        * cppexp.c (num_binary_op): Don't allow comma operators in #if
        constant expressions at all outside C99 mode if pedantic.

2004-02-10  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/spe.md ("*movv2si_internal"): Check for register
        operand.
        (movv4hi_internal): Same.
        (movv2sf_internal): Same.
        (movv1di_internal): Same.

2004-02-11  Richard Sandiford  <rsandifo@redhat.com>

        * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
        a label before updating its usage count.

2004-02-10  Danny Smith  <dannysmith@users.sourceforge.net>

        PR c/14088
        real.c (real_from_string): Look for 'X' as well as 'x' in
        hexfloat strings.

2004-02-10  Per Bothner  <per@bothner.com>

        * c-opts.c (c_common_post_options):   Don't emit working directory
        in cpp output if -P was specified.

2004-02-10  Jakub Jelinek  <jakub@redhat.com>

        PR optimization/13424
        Backport from mainline:

        2004-01-29  Jakub Jelinek  <jakub@redhat.com>
        * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
        of addr when creating MEM copy.

        2004-01-28  Jakub Jelinek  <jakub@redhat.com>
        * expr.c (store_constructor): Revert 2003-12-03 change.

        * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
        expected before returning early.  Avoid sharing RTL if they
        need to be changed.

        * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
        handling so that memory attributes are preserved.  Don't call
        ix86_set_move_mem_attrs.
        (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
        (ix86_expand_clrstr): Rename src argument to
        dst.  Rework rep_stos and strset handling so that memory attributes
        are preserved.
        (ix86_expand_strlen): Pass src argument to
        ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
        memory attributes are preserved.
        (ix86_expand_strlensi_unroll_1): Add src argument.  Use
        change_address instead of gen_rtx_MEM.
        * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
        expanders.
        (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
        strmovqi, strmovqi_rex64): Remove.
        (rep_mov*, strmov*): Prefix insn names with *.
        (strset, strset_singleop, rep_stos): New expanders.
        (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
        strsetqi, strsetqi_rex64): Remove.
        (rep_stos*, strset*): Prefix insn names with *.
        (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
        to SImode.
        (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
        are preserved.
        (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
        Prefix insn names with *.
        (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
        (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
        (strlenqi_1): New expander.
        * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.

        2004-01-24  Jan Hubicka  <jh@suse.cz>
        * emit-rtl.c (change_address, adjust_address_1, offset_address,
        widen_memory_access):  Return early when there is nothing to change.

2004-02-10  David Edelsohn  <edelsohn@gnu.org>

        * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
        * configure: Regenerate.

2004-02-10  Ulrich Weigand  <uweigand@de.ibm.com>

        * cfganal.c (flow_call_edges_add): Never split a libcall block.

2004-02-10  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
        && TARGET_IRIX.

2004-02-09  Geoffrey Keating  <geoffk@apple.com>

        PR 12028
        * config/rs6000/rs6000.c (ccr_bit): Don't let consistency check
        failure stop compilation, just print helpful message.

2004-02-09  Fariborz Jahanian <fjahanian@apple.com>

        * expr.c (emit_group_load): split constant
        correctly into register components of PARALLEL insn.

2004-02-09  DJ Delorie  <dj@redhat.com>

        * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
        longer modify standard_exec_prefix, standard_bindir_prefix, or
        standard_startfile_prefix.

2004-02-09  James E Wilson  <wilson@specifixinc.com>

        PR c++/11295
        * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
        to expand_expr_real call, and pass in alt_rtl as last argument.

        PR libstdc++/5625
        * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
        * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
        * builtins.def (BUILT_IN_EXTEND_POINTER): New.
        * except.c (expand_builtin_extend_pointer): New.
        * except.h (expand_builtin_extend_pointer): Declare.

2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
        * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.

        * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
        * config/mips/iris5.h: ... here.
        * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.

        * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
        * config/mips/iris5.h: ... here.

2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.ac: Remove default executable files before AC_PROG_CC.
        * configure: Regenerate.

2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>

        PR target/13721
        * config/h8300/h8300.c (byte_reg): Call abort() if asked to
        print a operand other than a register.

2004-02-09  Nick Clifton  <nickc@redhat.com>

        * Import these patches from mainline sources:

        2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>

        * config/m32r/m32r.h (CPP_SPEC): Define.

        2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
        not TARGET_M32RX_MASK.

2004-02-09  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * cpplib.h (cpp_get_line_maps): Un-constify the structure
        pointed to by the pointer returned by the function.
        * cpplib.c (cpp_get_line_maps): Likewise.

2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>

        * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
        warning.

2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>

        * README.Portability: Change "ISO C89" to "ISO C90".
        * c-parse.in (primary, initelt): Likewise.

2004-02-07  Zack Weinberg  <zack@codesourcery.com>

        Bug 13856
        * c-decl.c (diagnose_mismatched_decls): Only give special
        treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
        is also true.
        (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
        DECL_FUNCTION_CODE when defining a built-in function.
        Don't update DECL_ESTIMATED_INSNS.
        * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
        FUNCTION_DECLs.
        * tree.h: Delete DECL_ESTIMATED_INSNS.
        * tree-inline.c (struct inline_data): Delete inlined_insns field.
        (expand_call_inline, optimize_inline_calls): Don't update
        DECL_ESTIMATED_INSNS nor inlined_insns.
        * cgraphunit.c (cgraph_analyze_function): Don't update
        DECL_ESTIMATED_INSNS.

2004-02-07  Zack Weinberg  <zack@codesourcery.com>

        * c-common.c (shadow_warning): Delete.
        * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
        * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
        * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
        * c-parse.in (free_parser_stacks): Delete.

2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>

        * c-opts.c, c-ppoutput.c, cppfiles.c, cpphash.h, cppinit.c,
        cpplib.h, diagnostic.h, fix-header.c, config/fp-bit.c,
        config/mips/iris5.h, doc/makefile.texi: Update copyright.

2004-02-06  James E Wilson  <wilson@specifixinc.com>

        * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
        glibc 2.3 or better.

2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>

        * loop.c (force_movables): Transitively increase the priorities of
        all insns forces by an insn, not just the first one.

2004-02-06  Falk Hueffner  <falk@debian.org>

        PR target/12898
        * config/alpha/alpha.c (alpha_emit_set_const_1): If
        no_new_pseudos, use gen_rtx_SET directly for SImode constants
        which need multiple instructions to emit.

2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>

        * doc/invoke.texi: Remove the pni option from -mfpmath=.

2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>

        * doc/install.texi:  Update automake and autoconf version
        requirements.  Note where to find gcj automake version.

2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>

        * Makefile.in (generate-manpages): Move dependencies to ...
        (man): here.
        * doc/makefile.texi: Document new targets.
        * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.

2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>

        PR/13485
        Makefile.in (srcextra):  Add a level of indirection to ...
        (gcc.srcextra): ... here.
        (po-generated): Delete.
        (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
        options.c.
        (start.encap): Remove superfluous lang.srcextra dependency.
        objc/Make-lang.in (po-generated):  Delete.

2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.

2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>

        * config/s390/s390.md ("*tmqidi_ext"): New insn.
        ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
        pre-reload splitters are transformed to post-reload
        define_insn_and_split patterns.
        ("*tmqisi_ext"): Renamed old "*tmqi_ext".

2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        PR middle-end/13750
        Revert:
        2004-01-15  Geoffrey Keating  <geoffk@apple.com>
        PR pch/13361
        * c-typeck.c (constructor_asmspec): Delete.
        (struct initializer_stack): Delete field 'asmspec'.
        (start_init): Delete saving of asmspec.
        (finish_init): Don't update constructor_asmspec.
        * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
        * stmt.c (expand_asm): Duplicate strings from tree.
        (expand_asm_operands): Likewise.
        * tree.c (tree_size): Update computation of size of STRING_CST.
        (make_node): Don't make STRING_CST nodes.
        (build_string): Allocate string with tree node.
        * tree.def (STRING_CST): Update comment.
        * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
        (tree_string): Place contents of string in tree node.
        * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
        from tree.

2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>

        * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
        msgid.

2004-02-05  Paul Brook  <paul@codesourcery.com>

        Backport from mainline.

        2003-11-22  Phil Edwards  <phil@codesourcery.com>

        PR target/12476
        * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
        'bx' instead of 'b' to avoid branch range restrictions.  Output
        the thunk immediately before the thunked-to function.
        * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
        .thumb_func if a thunk is being generated.  Emit .code 16 along
        with .thumb_func if a thunk is not being generated.

        2003-11-05  Mark Mitchell  <mark@codesourcery.com>

        * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
        parameter.  Use it instead of current_function_is_thunk.
        * function.h (struct function): Update documentation for is_thunk.
        * tree.h (CALL_FROM_THUNK_P): New macro.
        * config/alpha/alpha.c (alpha_sa_mask): Do not check
        no_new_pseudos when testing current_function_is_thunk.
        * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.

2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>

        * sourcebuild.texi (Test Idioms): Update testcase naming
        conventions.

2004-02-04  Per Bothner  <per@bothner.com>

        Partially revert/redo 2003-10-01 change; fix -fworking-directory.
        * c-ppoutput.c (pp_dir_change):  New function.
        * c-common.h (pp_dir_change):  New declaration.
        * cpplib.h (struct cpp_options):  Remove working_directory field.
        * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
        (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
        Don't handle -fworking_directory here, but in c_common_post_options.
        (read_original_directory): Don't back up when done.
        Don't clear no-longer used working_directory flag.
        * cpplib.h:  Update declarations to match.
        * c-lex.c (cb_dir_change):  Move to c-opts.c.
        (init_c_lex):  Don't set dir_change callback here, since we want
        to set it even if flag_preprocess_only.
        * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
        (c_common_post_options):  Set dir_change callback.
        Call pp_dir_change if approporiate.
        (finish_options):  Don't call cpp_find_main_file here.  Hence remove
        unneeded parameter and result. Do LC_RENAME for <built-in>.
        (c_common_post_options):  Call cpp_read_main_file here instead.
        (c_common_init):  Update accordingly.
        (push_command_line_include):  Don't cpp_push_main_file.
        Do LC_RENAME rather than LC_LEASE to get back to main file.
        Compared to pre-10-01 version, inline cpp_rename_to_main_file.
        (c_common_parse_file):  Call cpp_read_main_file for subsequent main
        files, but call finish_options for all files.
        * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
        * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
        cpp_find_main_file + cpp_push_main_file.
        * c-lex.c (fe_file_change):  Don't set main_input_filename here.
        * opts.c (handle_options):  Only set main_input_filename first time.

2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * Makefile.in: Move target, host overrides after per-language
        fragments.

        * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
        (GNATLIBCFLAGS): Remove -g.

2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
        for all modes whose size is greater than 8 bytes if ARCH32.
        (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
        by reference if ARCH32.

2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
        to before adddi3 insn patterns.
        ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
        "reload_insi"): Move to before addsi3 insn patterns.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
        mention deprecated target macros.

2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>

        * doc/invoke.texi (x86 options): Fix spelling/wording.

2004-02-03  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
        put the original string in a comment.
        * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
        * config/mips/mips.c (mips_output_ascii): Likewise.
        * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.

2004-02-03  Mark Mitchell  <mark@codesourcery.com>

        PR c++/13975
        * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
        TI_PRIVATE.
        (access_public_node): Redefine.
        (access_protected_node): Likewise.
        (access_private_node): Likewise.
        * tree.c (build_common_tree_nodes): Create access_public_node,
        access_protected_node, and access_private_node.

2004-02-03  Alan Modra  <amodra@bigpond.net.au>

        PR target/13914
        * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
        for retaddr_column.

2004-02-03  Kelley Cook  <kcook@gcc.gnu.org>

        * opts.c (OPT_fwritable_strings): Deprecate -fwritable-strings.

2004-02-03  Steven Bosscher  <s.bosscher@student.tudelft.nl>

        * toplev.c: Fix broken checkin of 2003-12-30, again.

2004-02-02  Eric Christopher  <echristo@redhat.com>
            Zack Weinberg  <zack@codesourcery.com>

        * c-opts.c (c_common_handle_option): Add -finput-charset.
        * c.opt: Ditto.
        * cppcharset.c (_cpp_convert_input): New function.
        (_cpp_default_encoding): Ditto.
        * cpphash.h: Add prototypes for above.
        * cppfiles.c (read_file_guts): Use _cpp_convert_input.
        * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
        for narrow execution and input character sets.
        * doc/cppopts.texi: Document -finput-charset.

2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/invoke.texi (SPARC options): Further improve.

2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (function_arg_slotno): Align TImode
        arguments on a 16-byte boundary in the parameter array if ARCH64.
        Split handling of TFmode.

2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.

2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
        (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
        (ASM_CPU_SPEC): Likewise
        * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
        (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.

2004-02-01  Jan Hubicka  <jh@suse.cz>

        PR c++/12850
        * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
        initial pointers.
        * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
        for functions that will be only inlined.
        (cgraph_mark_function_to_output): Likewise.
        (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
        do not clear function body.
        * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
        (tree_rest_of_compilation): Reorganize the logic releasing function
        body to use callgraph datastructure.

2004-02-01  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.

2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/invoke.texi (SPARC options): Restructure and update.

2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/invoke.texi: Follow spelling conventions.
        * doc/tm.texi: Likewise.

2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/install.texi: Fix typos.
        * doc/invoke.texi: Likewise.

2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_decompose_address): Do not treat virtual
        registers as pointers.
        * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.

2004-01-31  Jan Hubicka  <jh@suse.cz>

        Revert the following patch until after AIX linker bug is fixed:
        PR c++/12850
        * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
        initial pointers.
        * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
        for functions that will be only inlined.
        (cgraph_mark_function_to_output): Likewise.
        (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
        do not clear function body.
        * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
        (tree_rest_of_compilation): Reorganize the logic releasing function
        body to use callgraph datastructure.

2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>

        alloc-pool.c, alloc-pool.h, c-lex.c, c-pragma.h,
        tree-optimize.c, config/alpha/alpha.c, config/alpha/alpha.h,
        config/alpha/alpha.md, config/alpha/vms.h, config/arm/arm.h,
        config/arm/linux-elf.h, config/avr/avr.c, config/c4x/c4x.c,
        config/c4x/c4x.md, config/d30v/d30v.h,
        config/frv/frv-protos.h, config/frv/frv.c, config/frv/frv.h,
        config/frv/frv.md, config/frv/frvbegin.c, config/frv/frvend.c,
        config/i386/cygming.h, config/i386/djgpp.h,
        config/i386/emmintrin.h, config/i386/gthr-win32.c,
        config/i386/i386-interix.h, config/i386/i386-protos.h,
        config/i386/i386.c, config/i386/i386.h, config/i386/openbsd.h,
        config/i386/winnt.c, config/i386/xm-mingw32.h,
        config/i386/xmmintrin.h, config/ia64/ia64-protos.h,
        config/ia64/ia64.c, config/ia64/ia64.md, config/ip2k/ip2k.c,
        config/iq2000/iq2000-protos.h, config/iq2000/iq2000.c,
        config/iq2000/iq2000.md, config/m32r/m32r-protos.h,
        config/m32r/m32r.c, config/m32r/m32r.md, config/m68k/m68k.md,
        config/m68k/netbsd-elf.h, config/mcore/mcore-elf.h,
        config/mcore/mcore.c, config/mcore/mcore.h,
        config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
        config/mips/iris5gas.h, config/mips/iris6.h,
        config/mips/iris6gas.h, config/mips/linux.h,
        config/mips/mips.md, config/mips/netbsd.h,
        config/mips/openbsd.h, config/mips/windiss.h,
        config/mn10300/mn10300.c, config/mn10300/mn10300.h,
        config/pdp11/pdp11.c, config/rs6000/aix.h,
        config/rs6000/altivec.h, config/rs6000/darwin.h,
        config/rs6000/xcoff.h, config/s390/s390-protos.h,
        config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
        config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
        config/sparc/sol2.h, config/stormy16/stormy16.h: Update
        copyright.

2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>

        PR bootstrap/9249
        * doc/install.texi: document --enable-__cxa_atexit option.
        * configure.ac: Disable __cxa_atexit if not supported.
        * configure: Regenerate.

2004-01-30  Herman A.J. ten Brugge <hermantenbrugge@home.nl>

        PR target/12978
        * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
        Remove movstrqi_small because it conflicts with movstrqi_large.

2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>

        * Makefile.in (abs_docdir, abs_srcdir): Define.
        (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).

2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>

        PR optimization/12147
        * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
        RELOAD_FOR_OPADDR_ADDR.
        (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
        might be reused as RELOAD_FOR_OPADDR_ADDR register.

2004-01-30  Jan Hubicka  <jh@suse.cz>

        * reload.c (get_secondary_mem):  Fix updating of
        secondary_memlocs_elim_used.

2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>

        * toplev.c: Include alloc-pool.h.
        * Makefile.in (toplev.c): Update dependencies.

2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.h: Update copyright.

2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR c/12818
        * varasm.c (const_hash_1) <STRING_CST>: Use the
        address to compute the hash value if flag_writable_strings.
        (compare_constant) <STRING_CST>: Compare the addresses
        if flag_writable_strings.
        (build_constant_desc): Do not copy the expression for a
        STRING_CST if flag_writable_strings.

2004-01-30  Jan Hubicka  <jh@suse.cz>

        PR c++/12850
        * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
        initial pointers.
        * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
        for functions that will be only inlined.
        (cgraph_mark_function_to_output): Likewise.
        (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
        do not clear function body.
        * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
        (tree_rest_of_compilation): Reorganize the logic releasing function
        body to use callgraph datastructure.

        * reload.c (secondary_memlocs_elim_used): New static variable.
        (get_secondary_mem): Update it.
        (find_reloads): Use it.

        * alias.c (reg_base_value): Turn into varray.
        (reg_base_value_size): Kill.
        (old_reg_base_value): New deletable varray.
        (alias_invariant_size): New variable.
        (REG_BASE_VALUE): Update to use varray.
        (find_base_value): Likewise.
        (record_set): Likewise.
        (record_base_value): Likewise.
        (memrefs_conflict_p): Likewise.
        (record_set): Likewise
        (record_base_value): Likewise.
        (memrefs_conflict_p): Use alias_invariant_size.
        (init_alias_analysis): Use varray; set alias_invariant_size;
        rescale other arrays to be sized by maxreg.
        (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.

        * basic-block.h (PROP_POSTRELOAD): New macro.
        (CLEANUP_LOG_LINKS): New.
        * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
        * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.

        * alloc-pool.c: Include hashtab.h
        (alloc_pool_descriptor): New structure
        (alloc_pool_hash): New global variable.
        (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
        (create_alloc_pool): Update statistics.
        (free_alloc_pool): Likewise.
        (pool_alloc): Likewise.
        (output_info): New structure
        (print_statistics, dump_alloc_pool_statistics): New function.
        * alloc-pool.h (alloc_pool_def): Turn name to be constant.
        (dump_alloc_pool_statistics): Declare.
        * toplev.c (finalize):  Dump statistics.

        * varray.c:  Include hashtab.h
        (varray_descriptor): New structure.
        (hash_descriptor, eq_descriptor, varray_descriptor,
        print_statistics): New static functions
        (varray_init, varray_grow): Update statistics
        (dump_varray_statistics): New function.
        * varray.h (dump_varray_statistics): Declare.
        * toplev.c (finalize): Call it.

2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>

        * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
        s390*-*-* targets by specifying a 'nop' insn.
        * configure: Regenerate.

2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/11475
        * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.

2004-01-29  Bruce Korb  <bkorb@gnu.org>

        * fixinc/inclhack.def(math_exception): bypass only for glibc.
        (matherr_decl): rename & relocate as exception_structure.
        This fix must precede the math_exception fix.
        * fixinc/fixincl.x: regen

2004-01-29  Richard Henderson  <rth@redhat.com>

        * c-parse.in (extension): Use itype.
        (SAVE_EXT_FLAGS): Don't allocate a tree.
        (RESTORE_EXT_FLAGS): Don't read a tree.

2004-01-29  Giovanni Bajo  <giovannibajo@gcc.gnu.org>

        * c-lex.c (c_lex): Rename to...
        (c_lex_with_flags): Add new parameter to get CPP flags.
        (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
        * c-pragma.h (c_lex_with_flags): Declare.

2004-01-29  Roger Sayle  <roger@eyesopen.com>

        PR java/13824
        * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
        as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
        recursion.

2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
        to register_operand.

2004-01-28  Zack Weinberg  <zack@codesourcery.com>

        * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
        (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
        match_operand expressions so that all match_dups appear
        lexically after their corresponding match_operands.

2004-01-28  Zack Weinberg  <zack@codesourcery.com>
            Jim Wilson  <wilson@specifixinc.com>

        * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
        Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
        scratch pointer.
        (ia64_secondary_reload_class): Delete case GR_REGS.
        * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
        Do not allocate a scratch register.
        (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.

2004-01-27  Zack Weinberg  <zack@codesourcery.com>

        * ia64.c (ia64_function_arg): When placing HFAs in integer
        registers, do not special case the mode used for complex
        types.  Do not advance int_regs until the current register
        is full.

2004-01-28  Jan Hubicka  <jh@suse.cz>

        * function.c (allocate_struct_function): Do not initialize expr, emit
        and varasm.
        (prepare_function_start): Do it here.
        * c-parse.in (maybe_type_qual): Do not produce line number notes.

2004-01-28  Richard Sandiford  <rsandifo@redhat.com>

        * config/fp-bit.c (pack_d): When using paired doubles to implement
        a long double, round the high part separately.
        (unpack_d): Fix the case in which the high part is a power of two
        and the low part is a nonzero value of the opposite sign.

2004-01-27  Roger Sayle  <roger@eyesopen.com>

        * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
        CONST_INT before using INTVAL.

2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
        * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
        frame if !TARGET_BACKCHAIN.
        * config/s390/s390.md ("allocate_stack"): Use pattern only if
        TARGET_BACKCHAIN.
        * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.

2004-01-27  Richard Sandiford  <rsandifo@redhat.com>

        PR target/7297
        * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().

2004-01-27  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
        on CQImode and CHImode incoming arguments in register a7.
        (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
        * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
        * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
        xtensa_copy_incoming_a7 before reload.

2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>

        * config/arm/arm.c (output_return_instruction): Only restore IP
        into SP if frame_pointer_needed.

2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
        for SCmode and DCmode if ARCH32.
        (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
        * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
        if ARCH32.
        (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
        if ARCH32.
        (BASE_OUTGOING_VALUE_REG): Likewise.

2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/10904
        PR target/13058
        * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
        Forbid mode changes from SImode for lower FP regs if ARCH64.

2004-01-27  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
        of long string literals from 32 bytes to sizeof (void *) when !-Os
        and to 1 with -Os.

2004-01-27  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR optimization/13567
        * cse.c (cse_basic_block): Call cse_insn with a non-null
        libcall_insn for the last SET insn of a no-confilict block.

2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * system.h (CHAR_BITFIELD): Delete.
        (BOOL_BITFIELD): New.
        * c-decl.c (c_scope): Use BOOL_BITFIELD.
        * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.

2004-01-26  J"orn Rennecke <joern.rennecke@superh.com>

        * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
        may or may not return non-NIL.
        * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
        check CANNOT_CHANGE_MODE_CLASS

2004-01-26  Jeff Law  <law@redhat.com>

        * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
        acute accents for Petur Runolfsson's entry.


2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>

        Backport from mainline:

        2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
                    Olivier Hainque  <hainque@act-europe.fr>

        * fold-const.c (fold_binary_op_with_conditional_arg): Only
        build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.

2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/13666
        * config/sparc/sparc.c (function_arg_union_value): New function.
        (function_arg): Use it to deal with unions.
        (function_value): Likewise.  Define 'regbase' only for ARCH64.
        Replace a conditional statement by a simpler one.

2004-01-26  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips16_optimize_gp): Delete.
        (mips_reorg): Don't call it.

2004-01-25  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_offset_within_object_p): New function.
        (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
        SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
        ABI has 64-bit pointers and the object file only allows 32-bit symbols.

2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>

        PR bootstrap/13853
        * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.

2004-01-25  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
        (mips_regno_mode_ok_for_base_p): Declare.
        * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
        (FRAME_POINTER_REGNUM): Renumber to 78.
        (FIRST_PSEUDO_REGISTER): Update comment accordingly.
        (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
        (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
        (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
        (REG_MODE_OK_FOR_BASE_P): Likewise.
        * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
        entry for 77 to "$arg" and entry for 78 to "$frame".
        (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
        (mips_reg_mode_ok_for_base_p): Remove.
        (mips_regno_mode_ok_for_base_p): New function, derived from old
        BASE_REG_P macro.  Don't enforce the mips16 stack pointer
        restrictions unless we're being strict.
        (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.

2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/frontends.texi: Update copyright.
        * doc/gcov.texi: Likewise.
        * doc/gty.texi: Likewise.
        * doc/sourcebuild.texi: Likewise.

2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/coff.h: Update copyright.
        * config/h8300/elf.h: Likewise.
        * config/h8300/h8300-protos.h: Likewise.
        * config/h8300/h8300.c: Likewise.
        * config/h8300/h8300.h: Likewise.
        * config/h8300/h8300.md: Likewise.

2004-01-24  Hartmut Penner <hpenner@de.ibm.com>

        PR target/13674
        * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
        loading into GPR.

2004-01-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        PR optimization/12440
        * loop.c: Include ggc.h.
        (loop_optimize): Run garbage collector between optimization of loops.
        * Makefile.in (loop.o): Add GGC_H dependency.

2004-01-24  Jakub Jelinek  <jakub@redhat.com>

        * simplify-rtx.c (simplify_relational_operation): Don't
        simplify address == constant into address + -constant == 0.

2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>

        * gcc.c (process_command): Don't internationalize the
        Copyright message.
        * mips-tfile.c (main): Likewise.

2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>

        * recog.c: Fix a typo in copyright.

2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>

        * alias.c, basic-block.h, c-common.c, c-common.h,
        c-cppbuiltin.c, c-pragma.c, c-pretty-print.c, c-semantics.c,
        calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
        combine.c, cppcharset.c, cpptrad.c, cse.c, cselib.c, cselib.h,
        defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
        expr.h, fold-const.c, function.h, gcc.c, gcse.c, genattrtab.c,
        genautomata.c, genconditions.c, genflags.c, gengtype.c,
        genopinit.c, genrecog.c, gensupport.c, ggc-zone.c, graph.c,
        haifa-sched.c, integrate.c, langhooks-def.h, langhooks.c,
        langhooks.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
        ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
        rtlanal.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
        target.h, targhooks.c, toplev.h, tree-inline.c,
        unwind-dw2-fde.h, unwind-pe.h, unwind.h, varray.c, varray.h:
        Update copyright.

2004-01-23  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
        separate real and imaginary parts.
        * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.

2004-01-23  Richard Henderson  <rth@redhat.com>

        PR opt/12941
        * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
        (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
        if SHIFT_COUNT_TRUNCATED is set.

2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
        (alpha___extern_prefix_sys_stat): ... this.
        Apply to <sys/mount.h>, too.
        Tweak to match more variations.
        * fixinc/tests/base/sys/stat.h: Adapt for new hackname.

        * fixinc/inclhack.def (alpha___extern_prefix,
        alpha___extern_prefix_standards): New hacks to obey
        __PRAGMA_EXTERN_PREFIX.
        * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
        test.
        * fixinc/tests/base/standards.h: Likewise.

        * fixincl/inclhack.def (alpha_pthread): Tweak to match more
        variations.
        New testcase.
        * fixinc/tests/base/pthread.h: Handle it.

        * fixinc/fixincl.x: Regenerate.

2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * fixinc/inclhack.def (bad_lval): Renamed to ...
        (alpha_bad_lval): ... this.
        Removed file list.
        Restrict to alpha*-dec-osf*.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/libgen.h: Remove, moving test ...
        * fixinc/tests/base/testing.h: ... here, reflecting new name.

2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>

        * doc/invoke.texi (Optimize Options): Note that --param arguments
        are subject to change without notice.

2004-01-23  Zack Weinberg  <zack@codesourcery.com>

        PR c/13814
        * c-decl.c (diagnose_mismatched_decls): Also discard a
        built-in if we encounter an old-style definition with the
        same name.

2004-01-23  Jakub Jelinek  <jakub@redhat.com>

        * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
        set to default{32,64}.

2004-01-21  Jakub Jelinek  <jakub@redhat.com>

        * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
        [!__powerpc64__]: Corrected to handle kernels with changed ucontext.

2003-11-30  Jan Hubicka  <jh@suse.cz>

        * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.

2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (scan_record_type): New function.
        (function_arg_slotno): Use it to determine which kinds of
        registers the record can be passed in.

2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.ac (enable_werror): Fixed typo.
        * configure: Regenerate.

2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config.gcc (mips-sgi-irix6*o32): Removed.
        * config/mips/iris6-o32-as.h: Likewise.
        * config/mips/iris6-o32-gas.h: Likewise.
        * config/mips/iris6-o32.h: Likewise.

2004-01-22  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
        handles complex and vector modes.

2004-01-22  Daniel Jacobowitz  <drow@mvista.com>

        * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
        (genrtl_for_stmt): Remove emit_nop calls.

2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/13713
        PR target/13324
        * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
        movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
        clrstrdi_prereload, clrstrdi_postreload): Fix constraints.

2004-01-22  Daniel Jacobowitz  <drow@mvista.com>

        * config/arm/arm.c: Include "debug.h".
        (thumb_pushpop): Take two new arguments.  Add some commentary.
        Output frame information when pushing.
        (thumb_exit, thumb_unexpanded_epilogue): Update calls to
        thumb_pushpop.
        (thumb_output_function_prologue): Likewise.  Accumulate a CFA
        offset, and pass it to thumb_pushpop.  Output CFI information.
        (thumb_expand_prologue): Add some frame-related markers and notes.

2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_frame_info): Allow large frame sizes
        for TARGET_64BIT.
        (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
        * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.

2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
        macro need not be defined if jump-tables should contain
        relative addresses only when -fPIC or -fPIC is in effect.

2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (function_arg_slotno): Use
        FLOAT_TYPE_P to detect FP fields in structures.
        (function_arg_record_value_1): Likewise.
        (function_arg_record_value_2): Likewise.

2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/13559
        * config/sparc/sparc.c (function_arg_record_value_3): Revert
        to 'word_mode' once the first slot has been filled.

2004-01-22  Olivier Hainque  <hainque@act-europe.fr>

        * config/sparc/sparc.c (function_arg_record_value_1): Fix
        computation of the number of integer registers required.

2004-01-22  Hartmut Penner  <hpenner@de.ibm.com>

        * gcc/config/rs6000/rs6000.c (function_arg) Handle
        vector register special in function without prototype.
        (function_arg_advance): Vector parameters get always
        GPRs allocated for the linux64 target.

2004-01-21  Andrew Pinski  <apinski@apple.com>

        PR target/13785
        * config/rs6000/rs6000.md (call_value): Force operand
        1 not operand 0 into a register.

2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa-protos.h: Update copyright.
        * pa.h: Likewise.
        * pa.md: Likewise.

        * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
        ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
        ultrix_unistd): New hacks.
        * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
        ULTRIX_CONST2_CHECK): Add checks.
        * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
        * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
        * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
        * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
        * fixinc/tests/base/locale.h: New file.
        * fixincl.x: Rebuilt.

2004-01-21  Andreas Jaeger  <aj@suse.de>
            Michael Matz  <matz@suse.de>

        * doc/extend.texi (Extended Asm): Clarify memory clobber.

2004-01-21  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (merge_decls): Kill different_binding_level and
        different_tu arguments; simplify throughout.
        (duplicate_decls): Likewise.
        (pushdecl, merge_translation_unit_decls): Update calls to
        duplicate_decls.

2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>

        PR bootstrap/12730
        * configure.ac: Delete definition and subsitution of docdir.
        Add info, man, srcman and srcinfo to target hooks. Create doc/
        directory.
        * configure: Regenerate.
        * Makefile.in: Don't substitute docdir and delete all references
        throughout.
        (MAKEINFOFLAGS): Define.
        (stmp-docobjdir): Delete.
        (INFOFILES, MANFILES): Define.
        (info): Call lang.info, srcinfo and lang.srcinfo.
        (generated-manpages): Call lang.man, srcman and lang.srcman.
        (srcinfo, srcman): New rules to copy back files to source directory.
        (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
        (install-man): Revamp rule.
        (clean): Update dvi directory.
        (distclean): Delete TAGS from front end directorys.
        (maintainer-clean): Delete all document files in source directory.

        objc/Make-lang.in (objc.man, objc.info): Dummy entries.
        (objc.srcman, objc.srcinfo): Likewise.

2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
        $(SYSTEM_H).
        (print-rtl1.o): Depend on $(SYSTEM_H).

2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
        * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
        Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
        (emit_move_sequence): Check scratch_reg first in various if statements.
        Extend source simplification to handle all 64-bit CONST_INTs.
        (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
        frame size.
        (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
        frame offset calculations.
        * pa.h (NEW_HP_ASSEMBLER): Add comment.
        (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
        LEGITIMATE_64BIT_CONST_INT_P): Define.
        (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
        any CONST_INT as legitimate during and after reload.
        (VAL_32_BITS_P, INT_32_BITS): Define.
        (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.

2004-01-21  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
        * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
        * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.

2004-01-20  Geoffrey Keating  <geoffk@apple.com>

        * alias.c (new_alias_set): Mark last_alias_set for PCH.
        (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
        for PCH.
        (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
        * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
        (get_TOC_alias_set): Mark 'set' for PCH.

2004-01-20  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_load_call_address): Make the call insn
        use $gp if it could be calling a lazy binding stub.

2004-01-20  Denis Chertykov  <denisc@overta.ru>

        PR bootstrap/13735
        * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
        register as pointer after reload.

2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/13557
        * config/sparc/sparc.c (function_arg): Reorder the cases.

2004-01-19  Kelley Cook  <kcook@gcc.gnu.org>

        * Makefile.in (target_noncanonical, program_transform_name): Use
        immediate define instead of deferred.
        (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
        PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
        GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
        deferred backquote.

2004-01-19  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
        don't check memory mode.
        (unaligned_memory_operand): Likewise.
        (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
        abort for op0 not MEM.

        * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
        is not a reg, copy to a scratch first.
        (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
        unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
        unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
        (reload_inqi, reload_inhi): Fix mode of op0.
        (reload_inqi_help, reload_inhi_help, reload_outqi_help,
        reload_outhi_help): Likewise.  Use define_insn_and_split.

        * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
        as well as $29 dead.

2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
        "tls_object" for thread-local objects.
        * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
        "#tls" for thread-local sections.
        * configure.ac (thread-local checks): Specify --fatal-warnings in
        every binutils-specific checks.  For sparc*-*-*, test whether the
        OS is Solaris and the tools are native and act accordingly.
        * configure: Rebuild.

2004-01-19  Jeff Law  <law@redhat.com>

        * contrib.texi: Update Paolo Carlini's entry.  New entries for
        Jerry Quinn and Petur Runolfsson.

2004-01-19  Richard Henderson  <rth@redhat.com>

        * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
        * alpha.md (UNSPEC_NT_LDA): Remove.
        (UNSPEC_CVTLQ, cvtlq): New.
        (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
        (extendsidi2_fix): Remove.
        (extendsidi2 splitter): Use cvtlq.
        (extendsidi2 fp peepholes): Remove.
        (cvtql): Use SFmode instead of SImode.
        (fix_trunc?fsi): Update to match.
        (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
        (movsi): Rename from movsi_nofix, remove f alternatives.
        (movsi_nt_vms): Similarly.
        (movsi_fix, movsi_nt_vms_fix): Remove.
        (nt_lda): Remove.
        * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.

2004-01-19  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (cgraph_remove_node): Fix removal from linked list.
        * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
        list.
        (cgraph_remove_unreachable_nodes): New function
        (cgraph_decide_inlining_of_small_function): Fix pasto.
        (cgraph_decide_inlining_incrementally): Fix pasto.
        (cgrpah_decide_inlining): Likewise; remove unreachable nodes.

2004-01-18  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
        live "next" variable, which can lead to an infinite loop.

2004-01-18  Daniel Jacobowitz  <drow@mvista.com>

        * final.c (final_scan_insn): Make non-static again.
        * output.h (final_scan_insn): Re-add prototype.
        * config/arc/arc.c (arc_output_function_epilogue): Add NULL
        to final_scan_insn call.
        * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
        * config/mips/mips.c (mips_output_conditional_branch): Likewise.
        * config/pa/pa.c (output_lbranch, output_call): Likewise.
        * config/sh/sh.c (print_slot): Likewise.
        * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
        (output_sibcall, sparc_flat_function_epilogue): Likewise.

2004-01-18  Jan Hubicka  <jh@suse.cz>

        * basic-block.h (try_redirect_by_replacing_jump): Declare.
        * cfgcleanup.c (try_optimize_cfg): Use it.
        * cfgrtl.c (try_redirect_by_replacing_jump): Export.
        (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
        Kill hack.
        (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.

2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>

        * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
        block.

        * config/rs6000/rs6000.c (rs6000_special_round_type_align):
        Check for NULL in the chain and remove repeated code.

2004-01-18  Jan Hubicka  <jh@suse.cz>

        * coverage.c (checksum_string): Rename to ...
        (coverage_checksum_string): ... this one, Use crc32_string; recognize
        names containing random number and zero the number out in order to get
        match.

2004-01-18  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_got_alias_set): Mark for PCH.

2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
        doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
        doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
        doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
        doc/trouble.texi: Remove trailing whitespace.

2004-01-18  Richard Sandiford  <rsandifo@redhat.com>

        PR target/7618
        * config/mips/mips.c: Include cfglayout.h.
        (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
        (mips_unspec_offset_high): Add temporary register argument.
        (mips_load_call_address): New function, split out from...
        (mips_expand_call): ...here.
        (mips_output_cplocal): New function.
        (mips_output_function_prologue, mips_output_function_epilogue): Use it.
        (mips_emit_loadgp): New function, split out from...
        (mips_expand_prologue): ...here.
        (mips_output_mi_thunk): New function.

2004-01-17  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (expand_builtin_expect_jump): Fix mistake in my
        last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.

2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>

        * config/rs6000/rs6000.c (rs6000_special_round_type_align):
        Return type is unsigned int not int.
        * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
        Likewise.

2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
        doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
        "GNU/Linux" and "Microsoft Windows" terminology.

2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
        doc/cppopts.texi, doc/extend.texi, doc/install.texi,
        doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
        doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
        @smallexample instead of @example.

2004-01-17  Ziemowit Laski  <zlaski@apple.com>

        * objc/objc-act.c (build_objc_method_call): Use target
        hooks instead of macros to determine if ..._stret
        dispatchers should be used (NeXT runtime only).

2004-01-17  Daniel Jacobowitz  <drow@mvista.com>

        * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
        (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
        (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
        macros.
        * reload1.c (emit_reload_insns): Use them.
        * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
        (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
        for NULL PATTERN.

2004-01-17  Daniel Jacobowitz  <drow@mvista.com>

        * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
        (final_scan_insn): Update to take an additional SEEN argument.  Emit
        a line note after the prologue.  Make static.
        (line_note_exists): Remove.
        (final): Don't initialize line_note_exists.  Update call to
        final_scan_insn.
        * output.h (final_scan_insn): Remove prologue.
        * function.c (set_insn_locators): Update comment.
        (thread_prologue_and_epilogue_insns): Add a comment.

2004-01-17  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/invoke.texi, doc/standards.texi: Point to 3.4 version of
        c99status.html.

2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>

        PR target/10781
        * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
        Prototype.
        * config/rs6000/rs6000.c (rs6000_special_round_type_align):
        New function.
        * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
        * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
        * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.

2004-01-17  Jan Hubicka  <jh@suse.cz>

        * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
        commit.

        * toplev.c (HAVE_conditional_execution): Provide default.
        (rest_of_handle_reorder_blocks): For conditional_execution target
        update liveness once after all transformations
        (rest_of_compilation): Do crossjumping before ce3.

2004-01-17  J. Brobecker  <brobecker@gnat.com>

        * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
        Remove checks for is_ada() and TREE_UNSIGNED.
        (subrange_type_die): Emit a byte_size attribute if the subrange
        type size is different from the base type size.
        (modified_type_die): Replace call to is_ada_subrange_type() by
        call to is_subrange_type().

2004-01-16  Mark Mitchell  <mark@codesourcery.com>

        * configure.ac: Do not do internal checking or -Werror by default.
        * configure: Regenerated.

        * doc/include/gcc-common.texi (DEVELOPMENT): @clear it.
        * version.c (version_string): Mark as prerelease.

2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>

        * config/sh/sh.c: Include ggc.h.

2004-01-17  Jan Hubicka  <jh@suse.cz>

        * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
        builtin_expect specially.
        * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
        (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
        * invoke.texi (max-inline-insns-single): Set to 100.
        (large-function-insns): Set to 3000.

2004-01-16  Jan Hubicka  <jh@suse.cz>

        * i386.md (load_tp_di): Fix pasto.

        PR opt/13608
        * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.

        * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
        pp_c_character_constant, pp_c_floating_constant,
        pp_c_additive_expression, pp_c_shift_expression,
        pp_c_equality_expression, pp_c_and_expression,
        pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
        pp_c_logical_and_expression): Remove inline modifier.
        * dwarf2out.c (get_AT): Likewise.
        * et-forest.c (et_splay): Likewise.
        * ra.h (ra_alloc, ra_calloc): Likewise

2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>

        * config/frv/frv-protos.h: Fix comment formatting.
        * config/frv/frv.c: Likewise.
        * config/frv/frv.h: Likewise.
        * config/frv/frv.md: Likewise.
        * config/frv/frvbegin.c: Likewise.
        * config/frv/frvend.c: Likewise.

2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>

        * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
        * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
        LINKER_DOES_NOT_WORK_WITH_DWARF2.
        (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.

2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>

        PR 11864
        * postreload.c (reload_cse_simplify_operands): Don't remove
        implicit extension from LOAD_EXTEND_OP.

2004-01-16  Jan Hubicka  <jh@suse.cz>

        PR opt/11350
        * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
        after reload.
        * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
        rtl_try_redirect_by_replacing_branch): Likewise.

2004-01-15  Geoffrey Keating  <geoffk@apple.com>

        PR pch/13689
        * alias.c (struct alias_set_entry): Mark for GC.
        (alias_sets): Make static, mark for GC.
        (record_alias_subset): Use GC to allocate alias structures.
        * varray.c (element): Make generic varrays GCed.

        PR pch/13361
        * c-typeck.c (constructor_asmspec): Delete.
        (struct initializer_stack): Delete field 'asmspec'.
        (start_init): Delete saving of asmspec.
        (finish_init): Don't update constructor_asmspec.
        * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
        * stmt.c (expand_asm): Duplicate strings from tree.
        (expand_asm_operands): Likewise.
        * tree.c (tree_size): Update computation of size of STRING_CST.
        (make_node): Don't make STRING_CST nodes.
        (build_string): Allocate string with tree node.
        * tree.def (STRING_CST): Update comment.
        * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
        (tree_string): Place contents of string in tree node.
        * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
        from tree.

        * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
        altivec operands.

2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>

        * c-common.h: Fix comment formatting.
        * c-cppbuiltin.c: Likewise.
        * c-pragma.c: Likewise.
        * calls.c: Likewise.
        * collect2.c: Likewise.
        * cppcharset.c: Likewise.
        * cpptrad.c: Likewise.
        * dbxout.c: Likewise.
        * defaults.h: Likewise.
        * dwarf2out.c: Likewise.
        * fold-const.c: Likewise.
        * genautomata.c: Likewise.
        * genconditions.c: Likewise.
        * genflags.c: Likewise.
        * gengtype.c: Likewise.
        * integrate.c: Likewise.
        * loop.c: Likewise.
        * predict.c: Likewise.
        * sdbout.c: Likewise.

2004-01-15  Zack Weinberg  <zack@codesourcery.com>

        * config/ia64/ia64.md (*movti_internal): C output template
        extracted to ia64.c.
        (*movti_internal_reg): Delete.
        (reload_inti, reload_outti): Use the correct mode on operand 2
        in the first place, don't fix it up in the output template.
        (movtf, reload_ointf, reload_outtf): New expanders.
        (*movtf_internal): New define_insn_and_split.
        * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
        make static; do not hand TFmode CONST_DOUBLEs to split_double.
        (ia64_split_tmode_move): New function, body mostly pulled
        from ia64.md:*movti_internal.
        (ia64_function_arg_words): New function, extracted common
        logic from ia64_function_arg et seq.
        (ia64_function_arg_offset): Likewise.  Handle correctly the
        case of a scalar quantity 16 bytes wide with only 8-byte alignment.
        (ia64_function_arg, ia64_function_arg_partial_nregs)
        (ia64_function_arg_advance): Use ia64_function_arg_words and
        ia64_function_arg_offset.
        (ia64_function_value): TCmode does not go in float regs.
        (ia64_secondary_reload_class): Also handle TFmode.
        * config/ia64/ia64-protos.h: Remove prototype for
        ia64_split_timode; add prototype for ia64_split_tmode_move.

2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>

        * Makefile.in (MAINT): Make it an immediate assignment.

2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m32r/m32r.md: Remove useless calls to gen_lowpart.

2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/coff.h: Replace Hitachi with Renesas.
        * config/h8300/elf.h: Likewise.
        * config/h8300/h8300-protos.h: Likewise.
        * config/h8300/h8300.c: Likewise.
        * config/h8300/h8300.h: Likewise.
        * config/h8300/h8300.md: Likewise.
        * config/h8300/lib1funcs.asm: Likewise.

2004-01-15  Andrew Pinski  <apinski@apple.com>

        * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
        around it.

2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (h8300_return_in_memory): New.
        (TARGET_STRUCT_VALUE_RTX): Likewise.
        (TARGET_RETURN_IN_MEMORY): Likewise.
        * config/h8300/h8300.h (STRUCT_VALUE): Remove.
        (RETURN_IN_MEMORY): Likewise.

2004-01-15  Richard Earnshaw  <rearnsha@arm.com>

        PR optimization/13375
        * gcse.c (handle_avail_expr): Just return if the source is not a
        single set.

2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
            Daniel Jacobowitz  <drow@mvista.com>

        * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
        (EQUIV): Define.
        (ARM_FUNC_ALIAS): New macro.
        * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
        * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.

2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR optimization/12372
        * calls.c (expand_call): Add call_fusage data for stack arguments in
        constant calls.

2004-01-15  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
        (rs6000_elf_declare_function_name): Formatting.
        * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.

2004-01-15  Jan Hubicka  <jh@suse.cz>

        PR bootstrap/13692
        * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
        previous patch.

2004-01-15  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
        integer regs of the same call-savedness.

2004-01-15  Andreas Schwab  <schwab@suse.de>

        PR bootstrap/13562
        * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
        status for NOTB/NOTW/NEGW methods.

2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/invoke.texi: Update dump file names.  Fix a typo.

2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>

        * builtins.c (expand_builtin_va_end): Don't use
        EXPAND_BUILTIN_VA_END.
        * system.h (EXPAND_BUILTIN_VA_END): Poison.
        * config/d30v/d30v.h: Remove a commented-out definition of
        EXPAND_BUILTIN_VA_END.
        * config/stormy16/stormy16.h: Likewise.

2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>

        * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
        * targhooks.c (default_struct_value_rtx): Don't use
        STRUCT_VALUE_INCOMING_REGNUM.

2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>

        PR bootstrap/12744
        * configure.in: Revamp enable-generated-files-in-srcdir rule to define
        GENINSRC and not parsedir.  Define srcextra as a langhook.
        * configure: Regenerate.
        * Makefile.in: Suppress default .l.c rule.  Don't substitute
        parsedir and delete all references throughout.  Conditionally define
        rule for srcextra dependent on GENINSRC.
        (stmp-docobjdir): Delete.
        (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
        (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
        and gengtype-yacc.h back to source directory.
        (maintainer-clean): Delete all parse files in source directory.
        (distclean): Delete generated files.

        * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
        (objc-parse.c, objc-parse.y): Don't use parsedir.
        (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
        directory if requested.
        (po-generated): Don't use parsedir.
        (objc.maintainer-clean): Delete above files from source directory.

2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/tm.texi (FUNCTION_VALUE): Fix a typo.

2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/tm.texi: Replace RETURN_IN_MEMORY with
        TARGET_RETURN_IN_MEMORY.

2004-01-15  Jan Hubicka  <jh@suse.cz>

        * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
        * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
        functions accepting SSE arguments
        (function_arg): Warn only when asked to warn.
        * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.

2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>

        * c-parse.in (stmts_and_decls): Make label at end of compound
        statement a hard error.

2004-01-14  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (create_edge): Use local.redefined_extern_inline.
        * cgraph.h (cgraph_local_info): Sort fields by size; add
        redefined_extern_inline
        (cgraph_global_info): Sort fields by size.
        (cgraph_node): Likewise.
        * cgraphunit.c (cgraph_finalize_function): Se
        local.redefined_extern_inline on redefinition.
        (cgraph_analyze_function): Use it; fix formating.

2004-01-14  Jan Hubicka  <jh@suse.cz>

        PR c++/10776
        * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
        outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
        bitmaps
        (cache_size): New variable
        (add_dependence): Update use; canonize early memory locations
        (sched_analyze_1): Likewise.
        (sched_analyze_2): Likewise.
        (init_dependency_caches): Initialize bitmaps.
        (free_dependency_caches): Free bitmaps

2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>

        * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
        targetm.calls.strict_argument_naming().
        * target.h: Likewise.

2004-01-14  Richard Henderson  <rth@redhat.com>

        PR debug/13231
        * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
        instructions.

2004-01-14  Richard Henderson  <rth@redhat.com>

        PR c++/12491
        * except.c (struct eh_region): Add u.fixup.resolved.
        (resolve_one_fixup_region): Split out from ...
        (resolve_fixup_regions): ... here.

2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>

        * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.

2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>

        * config/alpha/alpha.h (STRUCT_VALUE): Remove.
        * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
        (STRUCT_VALUE): Remove.

2003-01-14  Steven Bosscher  <stevenb@suse.de>

        * system.h: Poison PROMOTED_MODE
        * integrate.c (expand_inline_function): Don't mention the
        PROMOTED_MODE.
        * loop.c (update_giv_derive): Same.
        * tree.h (DECL_RTL): Same.

2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>

        PR target/9365
        * sh.c (gen_block_redirect): Add special handling of RETURN.
        (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
        far branch target (i.e. it's a return).

2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>

        * regrename.c (find_oldest_value_reg): Fix a warning.

2004-01-14  Richard Earnshaw  <rearnsha@arm.com>

        PR bootstrap/12527
        * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
        Move linux-gas.h and linux-elf.h before aout.h.
        * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
        * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.

2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
        (CONST_INT, VOIDmode, ...).

2004-01-14  Richard Earnshaw  <rearnsha@arm.com>

        * regrename.c (find_oldest_value_reg): If the replacement uses
        multiple hard registers, check that all of them are in CLASS.

2004-01-14  Jan Hubicka  <jh@suse.cz>

        * alias.c (get_alias_set):  Initialize alias set to 0 when subset is
        impossible.

2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>

        * Makefile.in: Define MAINT from --enable-maintainer-mode.

2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>

        * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
        Calculate always vrsave_mask if TARGET_ALTIVEC.
        (rs6000_emit_prologue): Emit code for vrsave
        only if TARGET_ALTIVEC_VRSAVE.
        (rs6000_emit_epilogue): Likewise.

2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.md (tie_add32): Fix pasto.
        (tie_add64): Likewise.

2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].

2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>

        * config/iq2000/iq2000-protos.h: Fix comment formatting.
        * config/iq2000/iq2000.c: Likewise.
        * config/iq2000/iq2000.md: Likewise.

2004-01-14  J. Brobecker  <brobecker@gnat.com>

        * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
        (subrange_type_die): Add handle for nameless subrange types.

2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300-protos.h: Replace do_movsi with
        h8300_expand_movsi.
        * config/h8300/h8300.c (do_movsi): Change to
        h8300_expand_movsi.
        * config/h8300/h8300.md (movsi): Replace do_movsi with
        h8300_expand_movsi.
        (movsf): Likewise.

2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (dosize): Change to
        h8300_emit_stack_adjustment.  Update callers.

2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (movstrictqi): Add an alternative with
        the source being post_inc.  Tighten the predicate for the
        destination to register_operand.
        (movstricthi): Likewise.

2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>

        * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
        * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
        * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.

2004-01-14  Jan Hubicka  <jh@suse.cz>

        Partial fix PR c++/12850
        * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
        at zero nest level.

2004-01-13  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
        pseudo-register.

2004-01-13  Devang Patel <dpatel@apple.com

        PR debug/7078
        * dbxout.c (dbxout_symbol_name): Emit mangled names for
        NAMESPACE_DECL memebers.

2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c++/12709
        * c-common.c (finish_fname_decls): Use the chain only if the
        tree is an expr_stmt.

2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>

        * rtl.def: Add comment about new option in automata_option.

        * genautomata.c (PROGRESS_OPTION): New macro.
        (progress_flag): New global variable.
        (gen_automata_option): Process `progress'.
        (transform_insn_regexps, check_unit_distributions_to_automata,
        make_automaton, NDFA_to_DFA, build_automaton, create_automata,
        expand_automata, write_automata): Print about the progress only if
        progress_flag.  Remove fflush.
        (initiate_automaton_gen): Process command line flag `-progress'.

        * doc/md.texi: Describe the new option.

2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfg.c (dump_bb): Dump entry edges.

2004-01-13  Richard Earnshaw  <rearnsha@arm.com>

        * arm.c (thumb_legitimate_address_p): Only allow constant pool
        references from SImode.
        * arm.md (thumb_movhi_insn): Don't allow minipool references.

2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>

        * system.h (TEXT_SECTION): Poison.
        * varasm.c (text_section): Don't use TEXT_SECTION.
        * config/sh/sh.c (sh_file_start): Fix a comment typo.
        * doc/tm.texi (TEXT_SECTION): Remove.

2004-01-13  Ben Elliston  <bje@wasabisystems.com>

        * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.

2004-01-12  James E Wilson  <wilson@specifixinc.com>

        * unwind-libunwind.c: Delete.

2004-01-12  Zack Weinberg  <zack@codesourcery.com>

        PR 13656
        * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
        oldtype is set, set *newtypep or *oldtypep too.  Do not set
        them at the very end.
        (validate_proto_after_old_defn): Restructure for comprehensibility;
        make error messages clearer.

2004-01-12  Zack Weinberg  <zack@codesourcery.com>

        * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
        (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
        * varray.c: No need to prototype error.
        (varray_check_failed): Wrap long string onto two lines.
        (varray_underflow): New function.

2004-01-13  Steven Bosscher  <stevenb@suse.de>

        PR c++/13376
        * function.h (struct function): Kill `name' field.
        (current_function_name): Make it an extern function.
        * function.c (current_function_name): New function.
        * graph.c: Update all uses of current_function_name.
        * gcse.c: Likewise.
        * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
        config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
        * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
        instead of a strcmp with "main".

2004-01-13  Jan Hubicka  <jh@suse.cz>

        * c-decl.c (diagnose_mismatched_decls):  Fix warning calls.

        * cgraphunit.c (cgraph_optimize_function):  Always do
        optimize_inline_calls when there is always_inline callee.
        (cgraph_decide_inlining): Fix formating.
        * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
        functions.
        (expand_call_inline): Likewise.
        * toplev.h (sorry): Fix prototype.

2004-01-12  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
        conditional jumps that drop through to unconditional jumps or the
        end of the sequence.

2004-01-13  Jan Hubicka  <jh@suse.cz>

        * alias.c (new_alias_set): Construct the alias_set varray.
        (init_alias_once): Don't do it here.

2004-01-12  Marc Espie <espie@openbsd.org>

        * system.h: handle YYBYACC like YYBISON.

2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>

        PR target/10847
        * config.gcc: No longer includes conflicting header sparc/sol2.h when
        building on sparc64-*-openbsd*.

2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>

        PR debug/13539
        * dbxout.c (dbxout_type): Protected inheritance is not
        private but protected.

2004-01-12  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.

2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>

        PR optimization/12508.
        * combine.c (try_combine): Remove a dead set in a parallel
        even if its destination is a subreg.

        Revert:
        2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
        * combine.c (simplify_set): Don't move a subreg in SET_SRC to
        SET_DEST if WORD_REGISTER_OPERATIONS is not defined.

2004-01-12  Geoffrey Keating  <geoffk@apple.com>

        * real.c: Update copyright date.
        * emit-rtl.c: Likewise.
        * rtl.h: Likewise.
        * dwarf2out.c: Likewise.
        * config/rs6000/darwin-ldouble.c: Likewise.
        * config/rs6000/rs6000.md: Likewise.

2004-01-12  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
        TFmode to SImode libfuncs.

2004-01-12  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/11397
        * varasm.c (assemble_alias): Remove weak aliases from weak_decls.

2004-01-12  Jan Hubicka  <jh@suse.cz>

        PR opt/12826
        * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
        stored.

        PR opt/12863
        * cfgcleanup.c (label_is_jump_target_p): Move to...
        * rtlanal.c (label_is_jump_target_p): ... here.
        * cfgrtl.c (cfg_layout_redirect_edge_and_branch):  Fix redirecting of fallthru
        edges unified with branch edges.

2004-01-12  Richard Earnshaw  <rearnsha@arm.com>

        * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
        high word of an integral CONST_DOUBLE.

2004-01-12  Paul Brook  <paul@codesourcery.com>

        * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.

2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>

        PR target/13585
        * sh-protos.h (check_use_sfunc_addr): Declare.
        * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
        * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.

2004-01-12  Jan Hubicka  <jh@suse.cz>

        * alias.c:  Invlude varray.h
        (alias_sets): Turn into varray.
        (get_alias_set_entry): Use VARRAY; mark inline.
        (mems_in_disjoint_alias_sets_p): Mark inline.
        (record_alias_subset): Use varray.
        (init_alias_once): Initialize varray.
        (new_alias_set): Grow array.
        * varray.c: Make VARRAY_GENERIC_PTR non GTYized.

2004-01-12  Jan Hubicka  <jh@suse.cz>

        Partial fix for PR opt/10776 II
        * cselib.c: Include params.h
        (cselib_invalidate_mem):  Limit amount of nonconflicting memory
        locations.
        * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
        * Makefile.in (cselib.o): Depend on params.h

2004-01-12  Richard Sandiford  <rsandifo@redhat.com>

        * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
        simplify_unary_operation if the operand has a known mode.

2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>

        PR target/13534
        * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
        predicate to handle 'ld' conform addresses.
        * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
        contraint.
        (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
        are memory contraints.
        * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
        New prototype.
        * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
        Change 'o' to 'Y' constraint.
        (*movdf_softfloat64): Ditto.

2004-01-12  Bernardo Innocenti  <bernie@develer.com>

        * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
        brace-enclosed syntax in all C output statements.

2004-01-12  David Edelsohn  <edelsohn@gnu.org>

        PR target/13401
        * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
        Objective-C language type value is 14.

2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>

        PR c/12148
        * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
        `int' in a number of places to make sure we always have a SImode
        and not a HImode.  Add a 'L' suffix to a number of constants.

2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.c: Don't include obstack.h.

        * pa.md: Correct constraint in pattern for loading PIC label address.

2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
         before defining.

2004-01-11  Steven Bosscher  <stevenb@suse.de>

        PR fortran/9972
        * toplev.c (rest_of_handle_inline): Also consider functions
        for deferral if the language is GNU F77.

2004-01-11  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (diagnose_arglist_conflict): Add missing space to
        diagnostic messages.

2004-01-11  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/13392
        * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
        to drop through label.  Don't fall back to SCC even when conditional
        jump has not been found.

2004-01-11  Jan Hubicka  <jh@suse.cz>

        * invoke.texi: Fix syntax error in previous patch.

        Partial fix for PR opt/10776
        * Makefile.in (reload.o): Include param.h
        * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
        * reload.c: Include params.h.
        (find_equiv_reg): Work limiting check.
        * invoke.texi: Document.

2004-01-11  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
        out-of-bounds accesses to string constants.  Simplify mips16
        case accordingly.

2004-01-11  Richard Sandiford  <rsandifo@redhat.com>

        PR optimization/13469
        * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
        reload_cse_regs (-fnon-call-exceptions only).

2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>

        * config/mcore/lib1.asm: Fix comment formatting.
        * config/mcore/mcore-elf.h: Likewise.
        * config/mcore/mcore.c: Likewise.
        * config/mcore/mcore.h: Likewise.
        * config/mcore/mcore.md: Likewise.

2004-01-10  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (duplicate_decls): Break apart into...
        (diagnose_arglist_conflict, validate_proto_after_old_defn)
        (locate_old_defn, diagnose_mismatched_decls, merge_decls):
        ... these new functions.  Restructure for comprehensibility.
        Remove various archaic special cases.  Always report the
        location of the previous declaration when a diagnostic is issued.
        (redeclaration_error_message): Fold into diagnose_mismatched_decls.
        (match_builtin_function_types): Delete unnecessary forward declaration.

2004-01-10  Zack Weinberg  <zack@codesourcery.com>

        * genautomata.c (make_automaton, NDFA_to_DFA):
        Print progress bars with '.' characters instead of '*'.
        (build_automaton): Change notes to match.

2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m32r/m32r.md: Use define_constants for unspec and
        unspec_volatile.

2004-01-10  Jan Hubicka  <jh@suse.cz>

        PR opt/11635
        * expr.c (expand_expr_real):  More curefully expand union casts.

2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m32r/m32r.md (flush_icache): Use 1 for
        unspec_volatile.

2004-01-10  David Edelsohn  <edelsohn@gnu.org>
            James E Wilson  <wilson@specifixinc.com>

        PR debug/12860
        * dbxout.c (dbxout_symbol): Remove initialization of
        current_sym_code, current_sym_value, and current_sym_addr.
        (dbxout_symbol_location): Same.
        (dbxout_prepare_symbol): Zero current_sym_code,
        current_sym_value, and current_sym_addr.

2004-01-10  Richard Sandiford  <rsandifo@redhat.com>

        * tree.c (get_unwidened): Reorder conditions so that the null pointer
        check is done first.

2004-01-09  Eric Christopher  <echristo@redhat.com>

        * toplev.c (rest_of_handle_cfg): Add reg_scan pass
        if we're running mark_constant_function.

2004-01-09  Jeff Bailey  <jbailey@nisa.net>

        PR target/12561
        * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.

2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>

        PR debug/11231
        * dbxout.c (dbxout_type_fields): Return if any item is
        error_mark_node or the type is error_mark_node.

2004-01-09  Geoffrey Keating  <geoffk@apple.com>

        * config/rs6000/darwin-ldouble.c: Add big comment explaining
        exactly what is expected as a 'long double'.
        (_xlqadd): When a value to be returned is representable as a
        'double', just return it directly, do not construct it using a union.
        Also, correct final fixup.
        (_xlqmul): Likewise.
        (_xlqdiv): Likewise.
        * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.

        * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.

2004-01-09  Richard Henderson  <rth@redhat.com>

        * recog.c (constrain_operands): Validate mem operands.

2004-01-09   James E Wilson  <wilson@specifixinc.com>

        * gcc.c (init_spec): Remove -lunwind from shared case.
        * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.

2004-01-09  Steve Ellcey  <sje@cup.hp.com>

        * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
        * configure: Regenerate

2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/11234
        * c-typeck.c (build_c_cast): If pedantic, warn for conversions
        between function and object pointers.
        (digest_init): When comparing a pointer to function type to the
        target type, only apply TREE_TYPE once to the pointer to function
        type.
        * except.c (for_each_eh_label_1): Treat data as a pointer to a
        function pointer rather than casting it to a function pointer.
        (for_each_eh_label): Update caller.
        * recog.h (struct insn_data): Use a struct or union for output.
        * genoutput.c (output_insn_data): Update.
        * final.c (get_insn_template): Update.

2004-01-09  Mark Mitchell  <mark@codesourcery.com>

        * expr.h (expand_expr): Make it a macro, not a function.
        (expand_expr_real): New function.
        * expr.c (store_expr): Adjust logic for deciding whether or not to
        copy the value returned by expand_expr.
        (expand_expr): Rename to ...
        (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
        calls to language hooks.
        * c-common.h (c_expand_expr): Adjust prototype.
        * c-common.c (c_expand_expr): Add alt_rtl parameter.
        * langhooks-def.h (lhd_expand_expr): Change prototype.
        * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
        * langhooks.h (lang_hooks): Change type of expand_expr.
        * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
        (last_expr_alt_rtl): Likewise.
        (expand_expr_stmt_value): Set last_expr_alt_rtl.
        (clear_last_expr): Clear it.
        (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
        (expand_end_bindings): Save and restor last_expr_alt_rtl.
        * tree.def (RTL_EXPR): Give it an additional operand.
        * tree.h (RTL_EXPR_ALT_RTL): New macro.

2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
        * config/m32r/m32r.c (call26_operand): Allow in PIC mode.

2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>

        PR target/13380.
        * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
        or (ne:SI (reg:CC 17) (const_int 0)).
        Be specific about modes wherever possible.

2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m32r/m32r.c (m32r_expand_block_move): Call
        gen_movestrsi_internal with two more arguments.
        (m32r_output_block_move): Adjust operand numbers.
        Properly update the source and destination pointers.
        * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
        'r+'.  Change the set detinations to match_operand.

2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>

        * final.c (FIRST_INSN_ADDRESS): Remove.
        (shorten_branches): Don't use FIRST_INSN_ADDRESS.
        * system.h (FIRST_INSN_ADDRESS): Poison.
        * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
        * config/m32r/m32r-protos.h: Remove the prototype for
        m32r_first_insn_address.
        * config/m32r/m32r.c (m32r_first_insn_address): Remove.
        * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
        * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.

2004-01-09  J. Brobecker  <brobecker@gnat.com>

        * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
        we just created.
        (is_ada_subrange_type): DIEs for enumeration subtypes should be
        emitted as subrange types too.
        (subrange_type_die): Add handling of enumeration subtypes.

2004-01-08  Richard Henderson  <rth@redhat.com>

        PR opt/12441
        Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
        * i386.c (aligned_operand): Be prepared for SUBREGed registers.
        (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
        (ix86_address_cost): Be prepared for SUBREGed registers.
        (legitimate_address_p): Accept SUBREGed registers.

2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>

        * Makefile.in: Rename configure.in to configure.ac
        * doc/sourcebuild.texi: Likewise.
        * configure: Regenerate.
        * config.in: Regenerate.

2004-01-08  Stuart Hastings  <stuart@apple.com>

        * config/i386/i386.md: Typos in MMX/SSE immediate shifts.

2004-01-08  Jan Hubicka  <jh@suse.cz>

        * cgraphunit.c (cgraph_decide_inlining):  Fix typo.

2004-01-08  Geoffrey Keating  <geoffk@apple.com>

        * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
        (UNSPEC_FIX_TRUNC_TF): New constant.
        (movtf_internal): Make splitter active only when insn is active.
        (extenddftf2): Rewrite to properly load zero into low part.
        (extenddftf2_internal): New.
        (extendsftf2): Rewrite.
        (truncdftf2): Correct length.
        (floatditf2): Delete.
        (fix_trunc_helper): New.
        (fix_trunctfdi2): Use fix_trunc_helper.
        (fix_trunctfsi2): Likewise.fix_trunc
        (fix_trunctfsi2_internal): New.

        * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
        addresses are legitimate on Darwin even when flag_pic.
        (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
        non-offsettable addresses for loads of TFmode constants.

2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
        variables in the appropriate bss section.

2004-01-09  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
        target_flags has MASK_POWERPC64 when -m64.
        * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
        to 620, 630, power3, power4 and rs64a entries.
        * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.

2004-01-08  Richard Sandiford  <rsandifo@redhat.com>

        * simplify-rtx.c (simplify_immed_subreg): Fix construction of
        floating-point constants.

2004-01-08  J. Brobecker  <brobecker@gnat.com>

        * dwarf2out.c (subrange_type_die): Add context_die parameter.
        Create the subrange_type DIE using the given context DIE.
        (modified_type_die): Update call to subrange_type_die.

2004-01-08  Zack Weinberg  <zack@codesourcery.com>

        * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
        Add multiple-include guard.

2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>

        * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
        all vector constant loadable by vsplt*.
        (output_vec_const_move): Likewise.

2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/6024
        * c-typeck.c (comptypes): Only treat enumerated types in the same
        translation unit as compatible with each other when they are the
        same type.
        * doc/extend.texi: Update.

2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/12165
        * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
        array type from the array element type.

2004-01-07  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
        * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
        * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
        (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
        * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.

2004-01-06  Eric Christopher  <echristo@redhat.com>

        * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
        (DWARF2_DEBUGGING_INFO): Define.
        (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
        * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
        * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
        for irix as.
        (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
        * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
        * config/mips/iris5gas.h: Ditto.
        (DBX_DEBUGGING_INFO): Remove.
        (DWARF2_DEBUGGING_INFO): Ditto.
        (MIPS_DEBUGGING_INFO): Ditto.
        (PREFERRED_DEBUGGING_TYPE): Ditto.
        * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
        (PREFERRED_DEBUGGING_TYPE): Ditto.
        (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
        * config/mips/elf64.h: Ditto.

2004-01-06  Jan Hubicka  <jh@suse.cz>

        * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
        (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.

2004-01-06  Geoffrey Keating  <geoffk@apple.com>

        * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
        (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
        * config/rs6000/darwin-ldouble.c: New.

        * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
        for constants.
        (constant_subword): Delete.
        * rtl.h (constant_subword): Delete prototype.
        (immed_double_const): Is not in varasm.c.
        * simplify-rtx.c (simplify_immed_subreg): New.
        (simplify_subreg): Use simplify_immed_subreg.

        * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
        than trying to generate RTL directly.
        (fix_trunctfsi2): Use expand_fix rather than trying to generate
        RTL directly.

        * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.

2004-01-06  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
        function into a separate macro.
        (read_only_data_section): Add void argument.
        (private_data_section): Same.
        (read_only_private_data_section): Same.
        (toc_section): Same.

2004-01-06  Jan Hubicka  <jh@suse.cz>

        * invoke.texi:  Remove typo in last change.

        PR target/10301
        * config.gcc: Accept opteron and athlon-64 as variants
        of k8.
        * i386.c (override_options): Likewise.
        * invoke.texi (i386 -mtune): Expand documentation.

2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>

        * alias.c: Fix comment typos.
        * builtins.c: Likewise.
        * cfg.c: Likewise.
        * df.c: Likewise.
        * dominance.c: Likewise.
        * dwarf2out.c: Likewise.
        * emit-rtl.c: Likewise.
        * expr.c: Likewise.
        * final.c: Likewise.
        * fold-const.c: Likewise.
        * gcse.c: Likewise.
        * genattrtab.c: Likewise.
        * genrecog.c: Likewise.
        * gensupport.c: Likewise.
        * ggc-zone.c: Likewise.
        * integrate.c: Likewise.
        * local-alloc.c: Likewise.
        * loop.c: Likewise.
        * recog.c: Likewise.
        * regmove.c: Likewise.
        * reg-stack.c: Likewise.
        * reorg.c: Likewise.
        * rtlanal.c: Likewise.
        * rtl.h: Likewise.
        * sched-ebb.c: Likewise.
        * simplify-rtx.c: Likewise.
        * toplev.c: Likewise.
        * varasm.c: Likewise.

2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/install.texi: Fix typos.
        * doc/invoke.texi: Likewise.
        * doc/md.texi: Likewise.

2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

        * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed

2004-01-06  Jan Hubicka  <jh@suse.cz>

        * i386.c (init_cumulative_args):  Add handling of MMX_REGPARM.
        (function_arg_advance):  Do not pass aggregates in SSE; deal handling
        of MMX_REGPARM.
        (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
        add MMX_REGPARM.
        * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
        (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
        (MMX_REGPARM_MAX): Similarly for -mmmx.

2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/sh/linux.h: Fix comment formatting.
        * config/sh/netbsd-elf.h: Likewise.
        * config/sh/sh.c: Likewise.
        * config/sh/sh.h: Likewise.
        * config/sh/vxworks.h: Likewise.

2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>

        * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
        * toplev.c (output_file_directive): Don't use
        ASM_OUTPUT_MAIN_SOURCE_FILENAME.

2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>

        * toplev.c: Fix broken checkin of 2003-12-30.

2004-01-05  Daniel Berlin  <dberlin@dberlin.org>

        * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
        (USING_MMAP): We don't support non-mmap.
        (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
        large objects.
        (struct page_entry): Remove bytes_free.
        (struct page_table_chain): Remove.
        (struct globals): Remove page_table member.
        (loookup_page_table_entry): Function deleted.
        (set_page_table_entry): Ditto.
        (ggc_allocated_p): No longer need page table lookups.
        (ggc_marked_p): Ditto.
        (alloc_small_page): Don't care about bytes_free anymore.
        (alloc_large_page): Round up size.
        (ggc_alloc_zone_1): Mark large objects as such, and calculate
        their size the new way.
        Remove page table lookups and setting.
        (ggc_get_size): Calculate large object size the new way.
        (sweep_pages): Redo to account for fact that we no longer have
        bytes_free.
        (ggc_collect): No longer need to reincrement bytes_free.
        (ggc_pch_alloc_object): Handle new large objects properly.
        (ggc_pch_read): Put PCH stuff into it's own uncollected zone.

2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/invoke.texi: Remove a page break.

2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/avr/avr.c (avr_output_function_prologue): Remove an
        extra pair of curly braces.

2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/mn10300/mn10300.c: Fix comment formatting.
        * config/mn10300/mn10300.h: Likewise.

2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * tree.h: Update documentation on nothrow_flag.
        * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
        types.

2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/invoke.texi: Remove traces of dead ports.

2004-01-05  Richard Sandiford  <rsandifo@redhat.com>

        * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
        option.

2004-01-05  Richard Sandiford  <rsandifo@redhat.com>

        PR target/12945
        * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
        counter labels.
        * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
        (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
        string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
        the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
        (mips_symbol_insns): Don't trust the local/global classification.
        (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
        (override_options): Make -mabicalls -fno-unit-at-a-time imply
        -mno-explicit-relocs.
        (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
        between local and global symbols.

2004-01-05  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
        (mips_preferred_reload_class): Declare.
        * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
        (EXTRA_CONSTRAINT): Update accordingly.
        (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
        * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
        (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
        mips_dangerous_for_la25_p.
        (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
        if mips_dangerous_for_la25_p.

2004-01-05  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
        warning.

2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>

        * configure.ac: Use AC_PROG_CPP_WERROR.
        * configure: Regenerate.

2004-01-04  Zack Weinberg  <zack@codesourcery.com>

        * .cvsignore: Add autom4te.cache.

2004-01-04  Richard Sandiford  <rsandifo@redhat.com>

        * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
        -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
        -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
        then architecture options, then ABI options.  General rewording.

2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/3414
        * doc/extend.texi: Clarify definition of malloc attribute.

2004-01-04  Jan Hubicka  <jh@suse.cz>

        * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
        * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
        * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
        (cgraph_inline_p): Add extra argument reason.
        * cgraphunit.c: Minor formating fixes.
        cgraph_first_inlined_callee): New functions.
        (record_call_1): Record builtins too.
        (cgraph_analyze_function): Update inline_failed messages.
        (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
        cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
        (cgraph_check_inline_limits): Likewise; Add argument reason.
        (cgraph_set_inline_failed): New static function.
        (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
        reasons.
        (cgraph_inline_p): Add new argument reason.
        * tree-inline.c (expand_call_inline):  Update warning.

2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>

        * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
        with modern equivalents.
        * configure: Regenerate.

        * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
        * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
        * configure: Regenerate.

        * doc/install.texi: Note that 'gcc' is now a 2.57 directory.

        * configure.in: Rename to configure.ac.
        * configure.ac: Renamed from configure.in; make minimum necessary
        changes for autoconf 2.5x.
        * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
        * configure: Regenerate with autoconf 2.57.

2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>

        * config/mips/linux.h: Fix comment formatting.
        * config/mips/mips.c: Likewise.
        * config/mips/mips.h: Likewise.
        * config/mips/mips.md: Likewise.
        * config/mips/netbsd.h: Likewise.
        * config/mips/windiss.h: Likewise.

2004-01-02  Richard Henderson  <rth@redhat.com>

        * config/i386/i386.md (fp constant pool splitter): Reorg suppression
        for sse and 387; add suppression for mmx.

2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>

        * loop.c (loop_optimize): Free all loops_info's mems.

        * c-typeck.c (finish_init): Free spelling_base before
        setting it again.

        * cfgloop.c (flow_loops_find): Always free the sbitmap
        headers.

        * predict.c (estimate_probability): Free bbs after being
        done with it.

2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>

        * config/mn10300/mn10300.h (PREDICATE_CODES): Add
        const_8bit_operand and call_address_operand.

2004-01-02  Jan Hubicka  <jh@suse.cz>

        * cgraphunit.c (cgraph_optimize_function):  Call optimize_inline_calls
        when there is nothing to inline but warnings are requested.
        (cgraph_decide_inlining):  Fix memory leak.

2004-01-02  Jan Hubicka  <jh@suse.cz>

        * expr.c (store_constructor):  Fix pasto in previous patch.

2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>

        * config/i386/cygming.h: Fix comment formatting.
        * config/i386/djgpp.h: Likewise.
        * config/i386/gthr-win32.c: Likewise.
        * config/i386/i386-interix.h: Likewise.
        * config/i386/i386.c: Likewise.
        * config/i386/i386.h: Likewise.
        * config/i386/openbsd.h: Likewise.
        * config/i386/winnt.c: Likewise.
        * config/i386/xm-mingw32.h: Likewise.

2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
        copyright and last modification dates.

2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>

        * doc/install.texi (Specific): Mention x86_64.

2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>

        * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
        Call force_operand on plus_constant result.

2004-01-01  Jan Hubicka  <jh@suse.cz>

        * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
        * expr.c (store_constructor): Use vec_init pattern.
        * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
        * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
        (vec_set_optab, vec_extract_optab, vec_init_optab): New.
        * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
        New patterns.
        (sse2_unpc?pd): Fix pattern.
        (sse2_movlpd): Kill.
        (sse2_movsd): Deal with movlpd too.
        * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
        (ix86_expand_vector_init): New.
        * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
        * md.texi (vec_set, vec_extract): Document

2003-12-31  Jan Hubicka  <jh@suse.cz>

        PR opt/13473
        * recog.c (validate_replace_rtx_1):  Take care for RTL sharing inside
        ASM input operands

        PR opt/12617
        * toplev.c (dump_file_index): Reorder ce3 and bbro.
        (dump_file): Likewise.
        (rest_of_compilation): Likewise.

        PR debug/13367
        * cgraph.c (cgraph_function_possibly_inlined):  Even with
        flag_really_no_inline we inline always_inline functions.
        * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
        for non-always_inline functions when there is flag_really_no_inline.
        (cgraph_decide_inlining): Limit work done when not inlining.
        (cgraph_decide_inlining_incrementally): Likewise.
        (cgraph_optimize_function): Check whether something got inlined.
        * c-objc-common.c (c_disregard_inline_limits): Do not always inline
        extern inline functions when not inlining.

        * opts.c (decode_options):  Disable crossjumping at -O1
        * invoke.texi (-O1): Document change.

See ChangeLog.10 for earlier changes.