* ifcvt.c (noce_try_addcc): Handle ifs with 'else' case.

[platform/upstream/gcc.git] / gcc / ChangeLog

2003-10-17  Ulrich Weigand  <uweigand@de.ibm.com>

        * ifcvt.c (noce_try_addcc): Handle ifs with 'else' case.

2003-10-17  Ulrich Weigand  <uweigand@de.ibm.com>

        * combine.c (simplify_set): Do not clear out undobuf.other_insn
        already set elsewhere.

2003-10-17  Kelley Cook  <kcook@gcc.gnu.org>

        * config/i386/i386.c (ix86_expand_prologue):  Use
        gen_allocate_stack_worker.

2003-10-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config.gcc (mips-sgi-irix6*o32): Only enable use_collect2
        without gas.
        (mips-sgi-irix6*): Likewise.

        * config/mips/iris6gas.h: New file.
        * gcc/config.gcc (mips-sgi-irix6*): Use it.

        * config/mips/mips.h (TARGET_IRIX): Provide default.
        (TARGET_IRIX5): Likewise.
        (TARGET_SGI_O32_AS): Likewise.
        * config/mips/iris5.h (TARGET_IRIX): Redefine as 1.
        (TARGET_IRIX5): Likewise.
        * config/mips/iris6.h (TARGET_IRIX6): Remove.
        (TARGET_IRIX5): Redefine as 0.

        * config/mips/mips.c (mips_output_external): Test for IRIX 6 O32
        linker workaround with TARGET_IRIX and mips_abi instead of
        ASM_OUTPUT_UNDEF_FUNCTION.
        (mips_file_end): Inline old ASM_OUTPUT_UNDEF_FUNCTION definition,
        testing TARGET_IRIX and mips_abi explicitly.
        * config/mips/iris5.h (ASM_OUTPUT_UNDEF_FUNCTION): Remove.
        * config/mips/iris6.h (ASM_OUTPUT_UNDEF_FUNCTION): Remove undef.

        * config/mips/mips.c (irix_output_external_libcall): Renamed from
        mips_output_external_libcall.
        Use new TARGET_IRIX in guard.
        * config/mips/mips-protos.h (irix_output_external_libcall): Match
        this.
        * config/mips/iris5.h (TARGET_ASM_EXTERNAL_LIBCALL): Likewise.

        * config/mips/iris5gas.h (HAVE_GAS_SHF_MERGE): Update comment.
        Define as 0.

        * config/mips/iris6.h (FUNCTION_NAME_ALREADY_DECLARED): Define
        depending on mips_abi. 
        * config/mips/linux.h (FUNCTION_NAME_ALREADY_DECLARED): Define as 1.
        * config/mips/mips.c (mips_output_function_prologue): Test
        FUNCTION_NAME_ALREADY_DECLARED at runtime.
        (mips_output_function_epilogue): Likewise.
        (build_mips16_function_stub): Likewise.
        (build_mips16_call_stub): Likewise.
        * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Provide
        default.
        
        * config/mips/iris6.h (DWARF2_UNWIND_INFO): Don't define for native
        IRIX 6 O32 assembler.
        (SUBTARGET_CC1_SPEC): Enforce mips2 ISA with O32 ABI.
        (TARGET_OS_CPP_BUILTINS): Define _ABIO32, use it to define
        _MIPS_SIM for O32 ABI.
        (DWARF2_FRAME_INFO): Don't define for native IRIX 6 O32 assembler.
        (ASM_DECLARE_FUNCTION_NAME): Integrate mips.h version.
        (ASM_DECLARE_FUNCTION_SIZE): Move undef before redefinition.
        Integrate O32 version.
        (SUBTARGET_ASM_SPEC): Handle -mabi=32.
        (SUBTARGET_ASM_DEBUGGING_SPEC): Add mdebug_asm_spec for gas with
        O32 ABI.
        (BSS_SECTION_ASM_OP_32): Define.
        (BSS_SECTION_ASM_OP_64): Likewise.
        (BSS_SECTION_ASM_OP): Define differently for O32 and N32/N64 ABIs
        using them.
        (TARGET_ASM_NAMED_SECTION): Reflect renaming.
        Move up to allow override for O32 ABI without GNU as.
        (EH_FRAME_SECTION_NAME): Define explicitly.
        (MUST_USE_SJLJ_EXCEPTIONS): Define.
        [_MIPS_SIM == _ABIO32 && !GAS] (CTORS_SECTION_ASM_OP,
        DTORS_SECTION_ASM_OP): Dummy definitions.
        (TARGET_ASM_NAMED_SECTION): Undef statically. 
        (EH_FRAME_SECTION_NAME): Likewise.
        (ASM_OUTPUT_FILENAME): Integrate mips.h version.
        (LINK_SPEC): Only use default options -call_shared -no_unresolved
        without -r.
        Don't pass -init, -fini with -mabi=32.
        (COLLECT_PARSE_FLAG): Define.

        * config/mips/mips.c (iris6_asm_named_section_1): Changed guard to
        TARGET_IRIX.
        Renamed to use irix_ prefix.
        (iris6_asm_named_section): Likewise.
        (iris_section_align_entry_eq): Likewise.
        (iris_section_align_entry_hash): Likewise.
        (iris6_file_start): Likewise.
        (iris6_section_align_1): Likewise.
        (iris6_file_end): Likewise.
        (iris6_section_type_flags): Likewise.
        (iris_section_align_htab): Likewise.
        (iris_orig_asm_out_file): Likewise.
        [TARGET_IRIX] (TARGET_ASM_FILE_START): Reflect rename.
        (TARGET_ASM_FILE_END): Likewise.
        (TARGET_SECTION_TYPE_FLAGS): Likewise.

        * config/mips/mips.c [TARGET_IRIX5 && !TARGET_IRIX6]
        (TARGET_ASM_UNALIGNED_HI_OP): Use runtime initialization in
        override_options instead.
        (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
        (TARGET_ASM_UNALIGNED_DI_OP): Likewise.
        * config/mips/mips.c (override_options) [USE_COLLECT2]: Restore
        flag_gnu_linker to defaults without USE_COLLECT2 for non-IRIX O32
        assemblers.
        Likewise for constructor/destructor handling.
        (override_options): Handle IRIX O32 assembler quirks.
        [TARGET_IRIX] (irix_asm_named_section): Handle O32 ABI with and
        without gas.
        (mips_file_start): Use new TARGET_IRIX.
        (mips_declare_object_name): No special processing for IRIX O32
        assembler.
        (mips_finish_declare_object): Likewise.
        (irix_asm_output_align): Renamed from iris6_asm_output_align.
        Don't record alignment for O32 ABI.
        (irix_file_start): Renamed from iris6_file_start.
        Return early for O32 ABI.
        (irix_file_end): Renamed from iris6_file_end.
        Don't emit .section directives for O32 ABI.
        * config/mips/iris6.h (ASM_OUTPUT_ALIGN): Reflect renaming.
        * config/mips/mips-protos.h (irix_asm_output_align): Likewise.

        * config/mips/t-iris6 (MULTILIB_OPTIONS): Add mabi=32.
        (MULTILIB_OSDIRNAMES): Likewise.

2003-10-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * collect2.c (COLLECT_PARSE_FLAG): Provide default.
        (main): Use it.
        * doc/tm.texi (COLLECT_PARSE_FLAG): Document it.

2003-10-17  Richard Earnshaw  <rearnsha@arm.com>

        * arm-modes.def (CC_Nmode): New condition code mode.
        * arm.c (thumb_condition_code): Delete.
        (arm_select_cc_mode): Handle single-bit test for Thumb.
        (arm_print_operand, cases 'd' and 'D'): Don't special case the 
        condition code logic for Thumb.
        (get_arm_condition_code): Handle CC_Nmode.
        (thumb_cbrch_target_operand): New function.
        * arm.h (PREDICATE_CODES): Add thumb_cbrch_target_operand.
        * arm-protos.h (thumb_cbrch_target_operand): Add prototype.
        * arm.md: Add Thumb split patterns for zero_extract and
        sign_extract.
        (tbit_cbranch, andsi3_cbranch_scratch, andsi3_cbranch)
        (orrsi3_cbranch_scratch, orrsi3_cbranch, xorsi3_cbranch_scratch)
        (xorsi3_cbranch, addsi3_cbranch, addsi3_cbranch_scratch)
        (subsi3_cbranch, subsi3_cbranch_scratch): New Thumb patterns.
        (cbranchne_decr1): Re-work to use CC_Nmode.

        * arm.c (thumb_expand_epilogue): Add clobbers of registers restored 
        by the return instruction.  Add a use of the link register if it
        wasn't stored.

2003-10-17  Richard Earnshaw  <rearnsha@arm.com>

        * flow.c (init_propagate_block_info): Don't abort if a conditional
        jump is not a comparison of a register.  Instead, just don't record
        conditional life information.

2003-10-16  Jan Hubicka  <jh@suse.cz>

        PR optimization/12630
        * pa.md (movstrsi, movstrsi_internal): Use match_scratch in clobbers
        for operands 7 and 8.

2003-10-16  Kelley Cook  <kcook@gcc.gnu.org>

        * objc/Make-lang.in (objc-parse.o): Honor $(parsedir) for objc-parse.c.

2003-10-16  Danny Smith  <dannysmith@users.sourceforge.net>

        * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.

        * config/i386/winnt.c (gen_stdcall_suffix): Make static
        (gen_fastcall_suffix): Likewise.
        (i386_pe_dllexport_p): Likewise.
        (i386_pe_dllimport_p): Likewise.
        (i386_pe_mark_dllexport): Likewise.
        (i386_pe_mark_dllimport): Likewise.
        (i386_pe_asm_named_section): Fix formatting.

2003-10-16  Zack Weinberg  <zack@codesourcery.com>

        * configure.in: Add snprintf to gcc_AC_CHECK_DECLS list.
        * system.h: Declare snprintf if necessary.
        * configure, config.in: Regenerate.

2003-10-15  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (rs6000_va_arg): Only align vector
        arguments if TARGET_ALTIVEC_ABI.

2003-10-15  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (fold_builtin_memcpy, fold_builtin_mempcpy,
        fold_builtin_memmove, fold_builtin_strcpy, fold_builtin_strncpy,
        fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
        New functions.
        (expand_builtin_memcpy): Use integer_zerop instead of testing
        host_integerp and tree_low_cst directly.  Move misapplied hunk
        for optimization wher SRC and DEST point to the same location.
        (expand_builtin_mempcpy): From here.
        (expand_builtin_memmove): Use integer_zerop instead of testing
        host_integerp and tree_low_cst_directly.
        (expand_builtin_memset): Likewise.
        (expand_builtin_memcmp): Likewise (and for integer_onep).
        (expand_builtin_strncmp): Likewise.
        (fold_builtin): Call the appropriate fold_builtin_foo functions
        to optimize memcpy, mempcpy, memmove, strcpy, strncpy, memcmp,
        strcmp and strncmp.

2003-10-15  Geoffrey Keating  <geoffk@apple.com>

        * config/darwin-protos.h (machopic_non_lazy_ptr_name): Delete
        prototype.  Clean up some whitespace.
        * config/darwin.c: Use gen_rtx_FOO (...) rather than
        gen_rtx (FOO, ...).
        (machopic_non_lazy_ptr_name): Make static.
        (name_needs_quotes): Allow '.' and '$' unquoted.
        (machopic_legitimize_pic_address): Improve codegen in dynamic-no-pic
        case.

2003-10-15  Gábor Lóki  <alga@rgai.hu>

        * fold-const.c (tree_swap_operands_p): Disable some features
        when optimizing for size.

2003-10-15  David Daney  <ddaney@avtrex.com>

        * config/mips/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New
        * config/mips/mips.h (DWARF_FRAME_REGNUM): Fixed to allow unwind
        from leaf functions.
        (DWARF_FRAME_RETURN_COLUMN): Ditto.
        (SIGNAL_UNWIND_RETURN_COLUMN): New, used
        by MD_FALLBACK_FRAME_STATE_FOR.
        * testsuite/gcc.dg/cleanup-9.c: Added mips*-*-linux* target.

2003-10-15  Zack Weinberg  <zack@codesourcery.com>

        * genmodes.c: Include hashtab.h.
        (modes_by_name, hash_mode, eq_mode, struct mode_adjust)
        (adj_bytesize, adj_alignment, adj_format, new_adjust)
        (_ADD_ADJUST, ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FORMAT)
        (print_maybe_const_decl, emit_mode_adjustments): New.
        (known_modes): Rename to modes.
        (find_mode): Kill class argument; look up in hash table.
        (new_mode): Insert into hash table also.
        (new_adjust): New.
        (reset_float_format, make_partial_integer_mode)
        (make_vector_mode): Tweak error reporting.
        (reset_float_format): Correct type of fourth argument.
        (emit_insn_modes_h): Add #defines to help make mode_size,
        mode_base_align, and real_format_for_mode conditionally const.
        (emit_mode_size, emit_mode_base_align): Use print_maybe_const_decl.
        (emit_real_format_for_mode): Likewise, but temporarily disabled.
        (emit_insn_modes_c): Call emit_mode_adjustments.
        (main): Initialize modes_by_name.
        * Makefile.in: Update dependencies.
        * machmode.def: Document EXPR arguments and new ADJUST_* statements.
        * machmode.h: Use CONST_MODE_SIZE and CONST_MODE_BASE_ALIGN in
        declarations of mode_size and mode_base_align.  Declare
        init_adjust_machine_modes.
        * toplev.c (backend_init): Call init_adjust_machine_modes.

2003-10-15  Olivier Hainque  <hainque@act-europe.fr>

        * genmodes.c (calc_wider_mode): Allocate enough room for all the
        entries we'll possibly assign in the sort buffer.

2003-10-15  Ulrich Weigand  <uweigand@de.ibm.com>

        * config.gcc (s390x-ibm-tpf*): New target.
        * doc/install.texi: Document it.
        * config/s390/t-tpf: New file.
        * config/s390/tpf.h: New file.

2003-10-15  Hans-Peter Nilsson  <hp@axis.com>

        PR target/12598
        * config/cris/cris.md (define_split "*mov_sidesi_biap_mem"+1)
        (define_splits "*mov_sidesi_mem"+1, "casesi"+9, +10, +11, +12):
        Use cris_mem_op and replace_equiv_address, not gen_rtx_MEM.
        ("call", "call_value", define_split "*mov_sidesi_mem"+19, +20)
        (define_split "*mov_sidesi_mem"+21, +22, +23, +24, +25, +26, +27)
        (define_split "*mov_sidesi_mem"+28, +29, +30): Use
        replace_equiv_address, not gen_rtx_MEM.
        * config/cris/cris.c (cris_mem_op): New match_operator function.
        (cris_notice_update_cc): Use replace_equiv_address, not
        gen_rtx_MEM.
        * config/cris/cris.h (PREDICATE_CODES): Add cris_mem_op.

2003-10-15  Bernardo Innocenti <bernie@develer.com>

        * config/m68k/m68k.h (MASK_SEP_DATA, TARGET_SEP_DATA,
        MASK_ID_SHARED_LIBRARY, TARGET_ID_SHARED_LIBRARY): Move
        definitions after the other flags.

2003-10-14  Ziemowit Laski  <zlaski@apple.com>

        * c-parse.in (methoddef, methodproto): Call objc_add_method()
        instead of add_method().
        * objc/objc-act.c (objc_check_decl): Do not check for
        constant_string_type.
        (add_method): Rename to objc_add_method().
        (really_start_method): Call objc_add_method() instead of
        add_method().
        * objc/objc-act.h (add_method): Rename to objc_add_method().

2003-10-14  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390-protos.h (s390_alc_comparison): Add prototype.
        (s390_slb_comparison): Likewise.
        * config/s390/s390.c (s390_alc_comparison, s390_slb_comparison):
        New functions.
        * config/s390/s390.h (PREDICATE_CODES): Add s390_alc_comparison
        and s390_slb_comparison.
        * config/s390/s390.md ("*adddi3_31", "*subdi3_31"): Do not use on
        zSeries machines.
        ("*adddi3_31z", "*subdi3_31z"): New insns.
        ("*adddi3_alc_cc", "*adddi3_alc", "*subdi3_slb_cc", "*subdi3_slb",
        "*addsi3_alc_cc", "*addsi3_alc", "*subsi3_slb_cc", "*subsi3_slb"):
        New insns.

2003-10-14  Nathanael Nerode  <neroden@gcc.gnu.org>

        * configure.in: Clean up some feedback echoes.
        * configure: Regenerate.

        * aclocal.m4: Properly quote names of macros being defined.

        * config.gcc (am33_2.0-*-linux*): Use t-slibgcc-elf-ver.

2003-10-14  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/ia64.c (ia64_expand_call): Force function address
        to DImode.
        * config/ia64/ia64.md (call_gp): Put DImode on operand 0.

2003-10-14  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("muldf3", "*muldf3", "*muldf3_ibm",
        "mulsf3", "*mulsf3", "*mulsf3_ibm"): Do not clobber CC.
        ("divdf3", "*divdf3", "*divdf3_ibm", "divsf3", "*divsf3",
        "*divsf3_ibm"): Likewise.

2003-10-14  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc, config/m68hc11/t-m68hc11-gas: Replace uses of
        target_alias with target_noncanonical.

2003-10-14  Geoffrey Keating  <geoffk@apple.com>

        * expr.c (block_move_libcall_safe_for_call_parm): Clean up,
        and add case for machines where outgoing register parameters
        get stack space.

        * config/darwin.c (machopic_indirect_data_reference): Use a scratch
        register when generating indirect address.

2003-10-14  Richard Earnshaw  <rearnsha@arm.com>

        * arm.c (arm_addimm_operand): MODE arguemnt is unused.
        * arm.md (cbranchne_decr1): Fix bootstrap warning.

2003-10-14  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * fixinc/inclhack.def (alpha_pthread_gcc): New fix.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/pthread.h [ALPHA_PTHREAD_GCC_CHECK]: New
        testcase.
        Fixes PR bootstrap/9330.

2003-10-13  Eric Christopher  <echristo@redhat.com>

        * config/frv/frv.c (frv_adjust_field_align): Redo check for
        too wide bitfields.
        (frv_hard_regno_mode_ok): Add SPR_P and AP_FIRST.
        * config/frv/frv.h (FUNCTION_PROFILER): Remove abort call.
        (SBSS_SECTION_ASM_OP): Remove.
        (EXTRA_SECTIONS): Remove in_sbss.
        (EXTRA_SECTION_FUNCTIONS): Remove SBSS_SECTION_FUNCTION.
        (SBSS_SECTION_FUNCTION, sbss_section): Remove.
        (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Change sbss_section to
        named_section.

2003-10-13  Nathanael Nerode  <neroden@gcc.gnu.org>

        * Makefile.in, configure.in, config.host, mkheaders.in: Replace
        uses of ${target_alias} for directory names (and other places which
        won't like the empty string) with ${target_noncanonical}.  Introduce
        call early in configure.in to _GCC_TOPLEV_NONCANONICAL_TARGET so it's
        available.
        * configure: Regenerate.

2003-10-13  Ian Lance Taylor  <ian@wasabisystems.com>

        * config/arm/iwmmxt.md (cond_iwmmxt_movsi_insn): New pattern.
        * config/arm/arm.md: For splits which rely on conditional moves,
        remove ! TARGET_IWMMXT condition.

2003-10-13  David S. Miller  <davem@redhat.com>

        * ifcvt.c (num_removed_blocks): Rename to num_true_changes.
        (find_cond_trap): Always increment if we emit a conditional
        trap insn.

2003-10-13  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (BUILD_RTL): Replace $(BUILD_PREFIX)insn-modes.o
        with min-insn-modes.o.
        (STAGESTUFF): Add min-insn-modes.c.
        (genobjs): Add genmodes.o.
        (print-rtl.o, print-rtl1.o): Depend on $(TM_P_H).
        (insn-modes.o): Depend on $(TM_H) not $(GTM_H); also real.h.
        (min-insn-modes.c, min-insn-modes.o): New rules.
        (s-modes): Also generate min-insn-modes.c.
        ($(BUILD_PREFIX_1)insn-modes.o): Kill.
        * genmodes.c (struct mode_data): Add format field.
        (blank_mode, validate_mode, complete_mode): Update to match.
        (make_scalar_mode): Separate into make_int_mode and make_float_mode.
        (_SCALAR_MODE): Kill.
        (FLOAT_MODE, FRACTIONAL_FLOAT_MODE): Add format argument.
        (emit_insn_modes_c_header): Adjust.
        (emit_min_insn_modes_c_header, emit_real_format_for_mode)
        (emit_min_insn_modes_c): New functions.
        (emit_insn_modes_c): Call emit_real_format_for_mode.
        (main): Add -m option to generate min-insn-modes.c.
        * machmode.h: Update documentation.  Add format argument to
        all uses of FLOAT_MODE.
        * real.c: Don't define real_format_for_mode here.

        * dwarfout.c: Move default definition of PRINT_REG...
        * defaults.h: ...here.
        * print-rtl.c: Include tm_p.h.
        (DEBUG_PRINT_REG, DEBUG_REGISTER_NAMES, debug_reg_names, reg_names):
        Kill.
        (print_rtx): Use PRINT_REG, not DEBUG_PRINT_REG.  But surround
        this entire block with #ifndef GENERATOR_FILE.
        * regclass.c: Unconditionally define reg_names.
        * config/mips/mips.h, config/rs6000/rs6000.h, config/sh/sh.h
        Don't define DEBUG_REGISTER_NAMES.
        * config/rs6000/darwin.h: Don't use DEBUG_REGISTER_NAMES in
        redefinition of REGISTER_NAMES.
        * config/i386/i386.h: Don't define DEBUG_PRINT_REG.

        * combine.c: Change all preprocessor conditionals on
        EXTRA_CC_MODES to use SELECT_CC_MODE instead; rearrange a bit
        for clarity.
        * genopinit.c: Remove mention of EXTRA_CC_MODES in comment.
        * configure.in: Don't define EXTRA_CC_MODES.
        * configure, config.in: Regenerate.
        * doc/tm.texi: Remove documentation of EXTRA_CC_MODES.

        * config/arc/arc.c, config/m32r/m32r.c, config/sparc/sparc.c:
        May assume that GET_MODE_CLASS is accurate for extra CC modes
        at all times.

        * config/i860/i860.h (INIT_CUMULATIVE_ARGS): Pass correct
        number of arguments to aggregate_value_p.

        * genmodes.c (RESET_FLOAT_FORMAT, reset_float_format): New.
        * machmode.def: Explain ARCH-modes.def.  Document
        RESET_FLOAT_FORMAT.  Improve commentary on various mode
        clusters.  Do not define OI, PQI, PHI, PSI, PDI, QF, HF, TQF,
        XF, or TF modes here.  Remove backward-compatibility
        definition of CC.

        * config/alpha/alpha-modes.def: New file; define TF mode.
        * config/arc/arm-modes.def: Define XF mode.
        * config/c4x/c4x-modes.def: Define QF and HF modes.  Unset
        float format for SF and DF modes.
        * config/dsp16xx/dsp16xx-modes.def: New file; define HF mode.
        * config/i386/i386-modes.def: Define XF and TF modes.
        * config/i960/i960-modes.def: Define TF mode.
        * config/ia64/ia64-modes.def: Define TF and OI modes.
        * config/m68k/m68k-modes.def: New file; define XF mode.
        * config/mips/mips-modes.def: New file; define TF mode, reset
        formats for SF and DF modes.
        * config/pa/pa-modes.def: Define TF mode.
        * config/rs6000/rs6000.c: Define TF and PSI modes.
        * config/s390/s390-modes.def: Define OI mode.
        * config/sh/sh-modes.def: New file; define PSI mode.
        * config/sparc/sparc-modes.def: Define TF mode.
        * config/vax/vax-modes.def: New file; reset formats for SF and
        DF modes.

        * config/c4x/c4x.c (c4x_override_options): No need to mess
        with real_format_for_mode or set REAL_MODE_FORMATs.
        (c4x_immed_int_constant): Don't apply GET_MODE_CLASS to rtx
        variable.
        * config/i386/i386.c (override_options): No need to set
        REAL_MODE_FORMATs here.
        * config/i960/i960.c (i960_initialize): Likewise.
        * config/m68k/m68k.c (m68k_override_options): Likewise.
        * config/ia64/ia64.c (ia64_override_options): Set REAL_MODE_FORMAT
        for TFmode only if not the default.
        * config/mips/mips.c (override_options): Likewise.
        * config/vax/vax.c (override_optionms): Set REAL_MODE_FORMAT for
        DFmode only if not the default.

        * config/i370/i370.h (RET_REG): Don't consider TFmode.
        * config/m68hc11/m68hc11.c (print_operand): Don't consider XFmode.
        * config/dsp16xx/dsp16xx.c (hard_regno_mode_ok): #if 0 out use
        of modes that don't appear anywhere in the machine description.

        * config/arc/arc-modes.def, config/arm/arm-modes.def
        * config/c4x/c4x-modes.def, config/frv/frv-modes.def
        * config/i386/i386-modes.def, config/i960/i960-modes.def
        * config/ia64/ia64-modes.def, config/mmix/mmix-modes.def
        * config/pa/pa-modes.def, config/pdp11/pdp11-modes.def
        * config/rs6000/rs6000-modes.def, config/s390/s390-modes.def
        * config/sparc/sparc-modes.def: Convert to new style for
        declaring extra CC modes.

2003-10-13  Zack Weinberg  <zack@codesourcery.com>

        * cpplex.c (_cpp_clean_line): In the common case of a line
        with no trigraphs and no \-newline, avoid writing to memory.
        (_cpp_skip_block_comment): Use a local 'cur' pointer instead
        of the buffer member.  Make c an uchar to avoid unnecessary
        sign extensions.

2003-10-13  Nathanael Nerode  <neroden@gcc.gnu.org>

        * configure.in: Remove unnecessary test.
        * configure: Regenerate.

        * configure.in: Fix grammatical error.  Move UWIN host error to...
        * config.host: Here.
        * configure: Regenerate.

2003-10-13  Andreas Krebbel  <krebbel1@de.ibm.com>

        * config/s390/s390.md ("*fmadddf4", "*fmsubdf4", "*fmaddsf4",
        "*fmsubsf4"): Insns are now dependent on TARGET_FUSED_MADD instead
        of flag_unsafe_math_optimizations.
        * config/s390/s390.h ("MASK_NO_FUSED_MADD", "TARGET_NO_FUSED_MADD",
        "TARGET_FUSED_MADD", "TARGET_SWITCHES"): Introduced new target flags
        fused-madd and no-fused-madd.
        * doc/invoke.texi: Documented the new options fused-madd and
        no-fused-madd for S/390.

2003-10-14  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Choose
        MASK_ALIGN_NATURAL if rs6000_alignment_string not given.  Don't
        assign DEFAULT_ABI.
        (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Update comment.
        * config/rs6000/rs6000.c: Formatting.
        (rs6000_parse_alignment_option): Only set rs6000_alignment_flags
        when rs6000_alignment_string given.

2003-10-13  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/12538
        * config/sparc/sparc.c (MUST_SAVE_REGISTER): Delete.
        (sparc_flat_must_save_register_p): New function to decide whether
        a register must be saved/restored in the function prologue/epilogue.
        (sparc_flat_compute_frame_size): Use it instead of MUST_SAVE_REGISTER.

2003-10-12  Steven Bosscher  <steven@gcc.gnu.org>

        * config/avr/avr.c, config/avr/avr-protos.h: Convert to
        ISO C90 function declarations and definitions.
        * config/sh/sh.c, config/sh/sh-protos.h: Likewise.

2003-10-12  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (*-*-freebsd*): Use tm_defines instead of tiny
        config files which do the same thing.
        * config/freebsd3.h, config/freebsd4.h, config/freebsd5.h,
        config/freebsd6.h: Remove now unnecessary files.

2003-10-12  Steven Bosscher  <steven@gcc.gnu.org>

        * c-common.c (c_common_truthvalue_conversion): Warn if the
        address of a non-weak function is used as a truth value.

2003-10-12  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (WORD_REG_USED): Use SP_REG instead of
        a literal.
        * config/h8300/h8300.h (REGNO_OK_FOR_BASE_P): Use MAC_REG
        instead of a literal.

2003-10-12  Hans-Peter Nilsson  <hp@bitrange.com>

        * doc/extend.texi (Function Attributes): Mention the exceptional
        path for noreturn-marked functions.

2003-10-12  Jan Hubicka  <jh@suse.cz>

        * cgraphunit.c (cgraph_decide_inlining): Fix uninitialized variable
        warning.

2003-10-12  Danny Smith  <dannysmith@users.sourceforge.net>

        * config/i386/i386.c (x86_this_parameter): Fix typo.

2003-10-11  Jan Hubicka  <jh@suse.cz>

        * Makefile.in (web.o): New.
        * web.c: New file.
        * rtl.h (web_main): Declare.
        * timervar.def (TV_WEB): New.
        * toplev.c (dump_file_index, dump_file_info): Add DFI_web.
        (rest_of_hanle_web): New.
        (flag_web): New static variable.
        (lang_independent_options): Add "web".
        (rest_of_compilation): Call rest_of_handle_web.
        * invoke.texi (-fweb): Document.
        * common.opt (fweb): New.
        * flags.h (flag_web): New.
        * opts.c (decode_options): Set flag_web at -O3.

        * passes.texi (web construction):  Document.
        * invoke.texi (-O3): Document that -fweb is enabled.

        * regrename.c (regrename_optimize): Deal better with situation when
        replacement failed.

        * sched-ebb.c: Include params.h and profile.h
        (schedule_ebbs):  Use tracer parameters to discover superblocks
        * Makefile.in (sched-ebb.o):  Add dependencies.

2003-10-11  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (negate_mathfn_p): New function to determine whether
        a built-in mathematical function is sign preserving, f(-x) == -f(x).
        Add support for BUILT_IN_ASIN, BUILT_IN_ASINF and BUILT_IN_ASINL.
        (tree_swap_operands_p): Change API to take an additional argument
        indicating that the swapped operands evaluate in reverse order.
        Canonicalize VAR_DECLs and PARM_DECLs last if we can, i.e. neither
        operand side-effects or we don't care about flag_evaluation_order.
        (reorder_operands_p): New function to check whether its safe to
        evaluate the given operands in reverse order.
        (negate_expr_p):  We can always negate integer constants unless
        we honor -ftrapv and the signed type would overflow.  Only allow
        -(A-B) into B-A if reorder_operands_p says that its OK.  Allow
        negation of COMPLEX_CST if both real and imaginary parts can be
        negated.  Allow negation through floating point extensions and
        sign-preserving built-in functions.
        (negate_expr):  Move the code to negate integers from "fold" to
        here.  Always negate integer constants unless we honor -ftrapv
        and the signed type would overflow.  Always negate real constants
        unless we honor -ftrapping-math.  Only convert -(A-B) into B-A
        if allowed by reorder_operands_p.  Add support for COMPLEX_CST.
        Optimize negation through floating point extensions and
        sign-preserving built-in functions (as defined by negate_mathfn_p).
        (fold): Adjust calls to tree_swap_operands_p.
        (fold <NEGATE_EXPR>): Move the remaining negation optimizations
        to negate_expr_p/negate_expr.
        (fold <MINUS_EXPR>): Use reorder_operands_p to check whether we're
        allowed to convert (-A) - B into (-B) - A.

2003-10-11  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (expand_builtin_strcmp): Defend against the possibility
        that gen_cmpstrsi may fail: Stabilize the argument list against
        re-evaluation and expand the library call directly using this saved
        argument list if a cmpstrsi sequence can't be generated.
        (expand_builtin_strncmp): Likewise.

        * config/i386/i386.md (cmpstrsi, movstrsi): Disable with -Os.

2003-10-11  Roger Sayle  <roger@eyesopen.com>

        PR optimization/12260
        * simplify-rtx.c (simplify_unary_operation): Simplify all unary
        operations through CONST nodes.  Optimize (neg (plus X C)) as
        (minus -C X) for constant values C.
        (simplify_binary_operation): Optimize (minus (neg X) C) as
        (minus -C X) for constant values C.
        (simplify_plus_minus): Avoid creating (neg (const (plus X C)),
        instead create (minus -C X).

2003-10-11  Roger Sayle  <roger@eyesopen.com>

        * expr.c (expand_expr <PLUS_EXPR>): Let expand_operands call
        safe_from_p for us, once it chooses an evaluation order.
        (expand_expr <MULT_EXPR>): Likewise.
        (expand_expr <MIN_EXPR> <MAX_EXPR>): Likewise.  If expand_operands
        places the second operand in "target", swap the operands.
        (do_store_flag): Let expand_operands call safe_from_p for us.

2003-10-11  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/12544
        * function.c (put_var_into_stack): Don't generate ADDRESSOFs
        for DECL_NONLOCAL decls.

2003-10-11  Kazu Hirata  <kazu@cs.umass.edu>

        * expr.c: Follow spelling conventions.
        * final.c: Likewise.
        * optabs.c: Likewise.
        * sched-deps.c: Likewise.
        * sdbout.c: Likewise.

Sat Oct 11 12:24:23 CEST 2003  Jan Hubicka  <jh@suse.cz>

        * varasm.c (notice_global_symbol):  Fix handling of variables; avoid
        re-computing of variable.

2003-10-11  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.c (alpha_return_in_memory): Rename from
        return_in_memory, make static, change signature to match target hook.
        (alpha_setup_incoming_varargs): Make static, change signature to
        match target hook, add code for vms and unicos.
        (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
        TARGET_PROMOTE_PROTOTYPES, TARGET_STRUCT_VALUE_RTX,
        TARGET_RETURN_IN_MEMORY, TARGET_SETUP_INCOMING_VARARGS,
        TARGET_STRICT_ARGUMENT_NAMING,
        TARGET_PRETEND_OUTGOING_VARARGS_NAMED): New.
        * config/alpha/alpha-protos.h: Update.
        * config/alpha/alpha.h (PROMOTE_FUNCTION_ARGS,
        PROMOTE_FUNCTION_RETURN, RETURN_IN_MEMORY,
        SETUP_INCOMING_VARARGS): Remove.
        * config/alpha/unicosmk.h (SETUP_INCOMING_VARARGS): Remove.
        * config/alpha/vms.h (SETUP_INCOMING_VARARGS): Remove.

2003-10-11  Ian Lance Taylor  <ian@wasabisystems.com>

        * config/arm/arm.c (arm_regno_class): Handle IWMMXT_GR_REGS.

2003-10-11  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m68k/lb1sf68.asm: Follow spelling conventions.
        * config/m68k/m68k.c: Likewise.
        * config/m68k/m68k.h: Likewise.
        * config/m68k/m68k.md: Likewise.

2003-10-11  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (expand_builtin_memcpy): Optimize case when the two
        pointer arguments are the equal, non-volatile and side-effect free.
        (expand_builtin_mempcpy): Likewise.
        (expand_builtin_memmove): Likewise.
        (expand_builtin_strcpy): Likewise.
        (expand_builtin_memcmp): Likewise.
        (expand_builtin_strcmp): Likewise.
        (expand_builtin_strncmp): Likewise.

2003-10-11  Roger Sayle  <roger@eyesopen.com>

        * combine.c (apply_distributive_law): Enable "distributive" floating
        point optimizations with -funsafe-math-optimizations.

2003-10-11  Andrew Pinski <pinskia@physics.uc.edu>

        * genmodes.c (emit_mode_mask) Change MASK to MODE_MASK.

2003-10-11  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m68k/m68k-protos.h: Remove the prototype for
        finalize_pic.

2003-10-11  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m68k/m68k.c: Fix comment typos.

2003-10-11  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k-protos.h (use_return_insn): Change return type from
        int to bool.
        * config/m68k/m68k.c (struct m68k_frame): Add funcdef_no member.
        (current_frame): New global var.
        (m68k_compute_frame_layout): Cache computations in current_frame.
        (m68k_initial_elimination_offset): Use values from current_frame
        instead of recomputing them.
        (use_return_insn): Likewise.
        (m68k_output_function_prologue): Likewise.
        (m68k_output_function_epilogue): Likewise.
        * config/m68k/m68k.h (TARGET_CPU_CPP_PREDEFINES): Fold __PIC__ handling
        inside the block for __pic__.

2003-10-11  Peter Barada <peter@baradas.org>
            Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.c (m68k_frame): Move before protos referencing it.
        (m68k_save_reg): Add boolean parameter `interrupt_handler'.
        (m68k_interrupt_function_p): New function.
        (m68k_handle_fndecl_attribute): Ditto.
        (m68k_compute_frame_layout): Ditto.
        (m68k_attribute_table): Define back-end specific attributes.
        (m68k_output_function_epilogue): Emit RTE instruction for interrupt
        functions.

2003-10-11  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/t-uclinux: New target Makefile fragment.
        * config/m68k/uclinux.h: New target macro file.
        * config.gcc (m68k-*-uclinux): New target definition.

2003-10-10  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (builtin_mathfn_code): Generalize to check whether
        the call is to any built-in function by comparing the call's
        argument list against the builtin decl's function type.

2003-10-10  Roger Sayle  <roger@eyesopen.com>

        * cse.c (constant_pool_entries_regcost): New global variable to
        hold the register cost component of constant_pool_entries_cost.
        (fold_rtx): Calculate constant_pool_entries_regcost at the same
        time as constant_pool_entries_cost.
        (cse_insn): Set both src_folded_cost and src_folded_regcost from
        constant_pool_entries_cost and constant_pool_entries_regcost.
        (cse_main): Initialize constant_pool_entries_regcost to zero.

        * optabs.c (expand_unop): Attach a REG_EQUAL note describing
        the semantics of the sequence of bit operations used to negate
        a floating-point value.
        (expand_abs_nojump): Likewise attach a REG_EQUAL note describing
        the semantics of the bit operations used to abs a floating point
        value.

2003-10-11  Bernardo Innocenti  <bernie@develer.com>
            Paul Dale  <pauli@snapgear.com>

        * config/m68k/lb1sf68.asm: Add __PIC__ and __ID_SHARED_LIBRARY__
        support.
        * config/m68k/m68k-none.h (ASM_SPEC): Pass --pcrel to assembler on
        -fpic, -fPIC, -msep-data and -mid-shared-library.
        * config/m68k/m68k.c (m68k_library_id_string): New global variable.
        (override_options): Add -msep-data and -mshared-library-id support.
        (m68k_output_function_prologue): Generate code to load A5 for
        TARGET_ID_SHARED_LIBRARY and TARGET_SEP_DATA.
        (m68k_output_mi_thunk): Emit indirect jump on TARGET_ID_SHARED_LIBRARY.
        (m68k_output_pic_call): New function.
        * gcc/config/m68k/m68k.h (TARGET_SEP_DATA): New target flag.
        (TARGET_ID_SHARED_LIBRARY): Ditto.
        (TARGET_SWITCHES): Add switches for -mid-shared-library and -msep-data.
        * gcc/config/m68k/m68k.md (call): Call m68k_output_pic_call().
        (call_value): Likewise.

2003-10-10  Zack Weinberg  <zack@codesourcery.com>

        * gengenrtl.c (find_formats, genheader): Make i an unsigned
        int, remove cast of NUM_RTX_CODE.
        * machmode.h: Make the HAVE_MACHINE_MODES #ifdef encompass the
        entire file.  Remove the #ifs on GET_MODE_MASK etc and
        GET_MODE_WIDER_MODE etc.

2003-10-10  Eric Christopher  <echristo@redhat.com>

        * lcm.c (optimize_mode_switching): Change NORMAL_MODE
        to MODE_ENTRY and MODE_EXIT. Add MODE_AFTER for insns
        that set mode.
        * config/sh/sh.h (MODE_ENTRY): New macro.
        (MODE_EXIT): Ditto.
        (MODE_AFTER): Ditto.
        * config/sh/sh.md: Change for MODE_AFTER. Add
        fp_set attribute.
        * doc/tm.texi: Document MODE_AFTER, MODE_ENTRY, and MODE_EXIT.

2003-10-10  Zack Weinberg  <zack@codesourcery.com>

        * genmodes.c, mode-classes.def: New files.
        * machmode.def: Rewritten to genmodes.c interface.
        * Makefile.in (extra_modes_file): New substitution variable.
        (MACHMODE_H): No longer includes machmode.def or
        @extra_modes_file@; instead, mode-classes.def and insn-modes.h.
        (BUILD_RTL): Add $(BUILD_PREFIX)insn-modes.o.
        (OBJS-common): Add insn-modes.o.
        (STAGESTUFF): Add insn-modes.c, insn-modes.h, s-modes, and
        genmodes$(build_exeext).
        (insn-modes.o, insn-modes.c, insn-modes.h, s-modes, genmodes.o,
        genmodes$(build_exeext), $(BUILD_PREFIX_1)insn-modes.o): New targets.
        (s-genrtl): Don't depend on $(RTL_BASE_H).
        (gengenrtl.o): Don't depend on coretypes.h, $(GTM_H), real.h,
        or $(RTL_BASE_H); just rtl.def.
        * gengenrtl.c: Don't include coretypes.h, tm.h, rtl.h, or
        real.h.  Give fake definition of CONST_DOUBLE_FORMAT and
        substitute definition of NUM_RTX_CODE.  Add casts to avoid
        warnings.
        * machmode.h: Include insn-modes.h, not machmode.def.  Include
        mode-classes.def to define enum mode_class.  Tweak definitions
        of GET_MODE_CLASS, GET_MODE_SIZE, GET_MODE_BITSIZE, GET_MODE_MASK,
        GET_MODE_INNER, GET_MODE_WIDER_MODE, GET_CLASS_NARROWEST_MODE.
        (inner_mode_array): Renamed mode_inner.
        (mode_base_align): New.
        * rtl.c (mode_name, mode_class, mode_bitsize, mode_size,
        mode_unit_size, mode_wider_mode, mode_mask_array,
        inner_mode_array, class_narrowest_mode): Delete definitions.
        * stor-layout.c (get_mode_alignment): Use mode_base_align.
        * real.h: Use MIN_MODE_FLOAT and MAX_MODE_FLOAT, not QFmode
        and TFmode, in real_format_for_mode and REAL_MODE_FORMAT.

        * config/ip2k/ip2k.h, config/iq2000/iq2000.h:
        No need to define BITS_PER_UNIT.

2003-10-10  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * config/ia64/ia64.c (ia64_vms_init_libfuncs): New function.
        (ia64_output_function_prologue): Only write .prologue if --with-gnu-as.
        (ia64_initialize_trampoline): If not using GAS, declare trampoline
        as global.
        * config/ia64/ia64.h (ASM_APP_ON, ASM_APP_OFF): Add vers for not GAS.
        (ASM_OUTPUT_DEBUG_LABEL): Likewise.

        * stor-layout.c (compute_record_mode): Don't force BLKmode if
        field is zero-length BLKmode.
        * expr.c (expand_expr, case COMPONENT_REF): Handle case of BLKmode
        zero-size references.

        * combine.c (distribute_links): Properly test for REG being set.

        * config/alpha/alpha.c (alpha_expand_block_mode): Don't use
        gen_lowpart and company except for REG.

2003-10-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa64-hpux.h (LINK_SPEC): Use `-z' option with HP ld.

2003-10-10  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (mips*-*-netbsd*): Remove content-free line.

2003-10-10  Herman A.J. ten Brugge <hermantenbrugge@home.nl>

        * gcov-io.h: Check BITS_PER_UNIT when defining gcov_unsigned_t,
        gcov_position_t and gcov_type.

2003-10-09  Kaz Kojima  <kkojima@gcc.gnu.org>

        * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
        * configure: Regenerate.

2003-10-09  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (define_asm_attributes): Specify
        the length of an asm insn more precisely.

2003-10-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/iris6.h (SUBTARGET_CPP_SPEC): Define.

2003-10-09  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.c (xtensa_dbx_register_number): Change first
        FP register number to 48 and MAC16 accumulator to 0x210.

2003-10-09  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Remove redundant thread_file setting clauses for
        various *-*-linux* targets.

2003-10-09  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (define_asm_attributes): New.

2003-10-09  Roger Sayle  <roger@eyesopen.com>

        * optabs.c (prepare_float_lib_cmp): Always attach a REG_EQUAL note
        to the comparison, as emit_libcall_block calls copy_rtx on equiv.

2003-10-09  Dorit Naishlos  <dorit@il.ibm.com>

        * haifa-sched.c (ok_for_early_schedule): New function.
        (early_queue_to_ready): New function.
        (schedule_block): Allow early removal of insns from Q.
        (schedule_insn): Update INSN_TICK in case of premature
        issue.
        * common.opt (sched_stalled_insns): New flag.
        (sched_stalled_insns_dep): New flag.
        * flags.h: Same above flags.
        * opts.c: Same as above.
        * toplev.c: Same as above.
        * target.h (targetm.sched.is_costly_dependence): New
        hook.
        * target-def.h: Same as above.
        * config/rs6000/rs6000.h: (rs6000_sched_costly_dep):
        Support new flag -msched-costly-dep.
        (DEFAULT_SCHED_COSTLY_DEP): Define.
        * config/rs6000/rs6000.c:
        (rs6000_is_costly_dependence): New function.
        (is_load_insn, is_store_insn): New functions.
        (is_load_insn1, is_store_insn1, is_mem_ref): New
        functions.
        * doc/invoke.texi (-fsched-stalled-insns-dep)
        (-fsched-stalled-insns, -msched-costly-dep): Document
        options.
        * doc/tm.texi (is_costly_dependence): Define new
        scheduler target hook.

2003-10-09  Jason Merrill  <jason@redhat.com>

        PR c++/6392
        * c-common.c (c_build_qualified_type): Look through arrays first.
        (c_apply_type_quals_to_decl): Look through arrays.

        * c-common.c (c_apply_type_quals_to_decl): Unset TREE_READONLY for
        types with constructors.

        * coverage.c (build_ctr_info_value): Use build_decl to make a
        VAR_DECL.
        (create_coverage): Likewise.

        * stmt.c (resolve_asm_operand_names): Call check_unique_operand_names
        here.
        (expand_asm_operands): Not here.
        (parse_input_constraint): No longer static.
        * tree.h: Declare it.

2003-10-08  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/t-linux (SHLIB_LINK): Override to use a linker script
        libgcc_s.so.
        (SHLIB_INSTALL): Likewise.

2003-10-08  Nathanael Nerode  <neroden@gcc.gnu.org>

        * doc/install.texi: Remove reference to removed 'pthreads' thread
        option.

2003-10-08  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.md ("abssi2_isel"): Add early clobber to
        operand 2.

2003-10-08  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Don't accept --enable-threads=pthreads.  Clean
        up related case statements.
        * configure.in: Don't accept --enable-threads=pthreads,
        decosf1, mach, or os2 (none of which work anyway).  Alphabetize
        supported thread files in case clause.
        * configure: Regenerate.

2003-10-08  Geoffrey Keating  <geoffk@apple.com>

        * function.c (pad_to_arg_alignment): Move 'boundary_in_bytes'
        definition to above SPARC_STACK_BOUNDARY_HACK.

2003-10-08  Jason Merrill  <jason@redhat.com>

        * c-pretty-print.c (pp_c_postfix_expression)
        <COMPOUND_LITERAL_EXPR>: Fix thinko.

2003-10-08  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * mklibgcc.in: Don't hide undefined or typeless symbols.

2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR optimization/12142
        * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
        uses of the register in the SET_SRC.  Remove unnecessary argument.
        * pa.c (legitimize_pic_address): Before reload, use a scratch register
        for the intermediate result in loading the address of a SYMBOL_REF.
        Set the MEM_NOTRAP_P flag for the MEM.  Add a REG_EQUAL to the insn
        which loads the SYMBOL_REF address.

2003-10-08  Timo Kokkonen  <tjko@iki.fi>
            Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR bootstrap/12490
        * scan-decls.c (MAX_EXTERN_C_BRACES): New preprocessor constant
        to define the size of the extern_C_braces array.  Set it to 200.
        (scan_decls): Abort when extern_C_braces_length is out-of-bounds.

2003-10-08  Carlo Wood  <carlo@alinoe.com>

        * Makefile.in (gengtype-lex.c): flex 2.5.4[a] doesn't understand
        a space after the -o option.  flex 2.5.31 understands both, with
        and without the space. Removed that space.

2003-10-08  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_frame_info): Add cprestore_size field.
        (compute_frame_size): Initialize it.  Remove the .cprestore slot
        from args_size.
        (mips_output_function_prologue): Simplify accordingly.
        (mips_debugger_offset): Change the mips16 frame pointer offset from
        current_function_outgoing_args to cfun->machine->frame.args_size.
        (mips_initial_elimination_offset): Likewise.
        (mips_expand_prologue): Likewise.
        (mips_expand_epilogue): Likewise.

2003-10-08  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (EXTRA_CONSTRAINT): Add 'W' constraint.
        (EXTRA_MEMORY_CONSTRAINT): Define.
        (CAN_ELIMINATE): Remove lwu workaround.
        * config/mips/mips.md (*zero_extendsidi2_mem): Enable for mips16 too.
        Use a 'W' constraint for the source operand.

2003-10-08  Kazu Hirata  <kazu@cs.umass.edu>

        * genopinit.c (main): Output code to declare undefined
        variables.

2003-10-07  Kelley Cook  <kcook@gcc.gnu.org>

        * gengtype-lex.l: Remove -Wtraditional cruft.
        * Makefile.in (gengtype-lex.c): Likewise.

2003-10-07  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfgloopmanip.c (fix_irreducible_loops): Initialize e correctly.

2003-10-07  Jason Merrill  <jason@redhat.com>

        PR c++/12519
        * c-semantics.c (genrtl_cleanup_stmt): Ignore the CLEANUP_DECL if
        it isn't a decl.

2003-10-07  Alexandre Oliva  <aoliva@redhat.com>

        * gcc.c (cpp_options): Only pass -fworking-directory for -g* if
        not overridden.
        Fixes PR bootstrap/12173.

2003-10-07  Zack Weinberg  <zack@codesourcery.com>

        * errors.c: Don't include coretypes.h or tm.h.
        (trim_filename): Use IS_DIR_SEPARATOR.
        * Makefile.in: Update dependencies of errors.o and
        $(BUILD_PREFIX_1)errors.o.

2003-10-07  Geoffrey Keating  <geoffk@apple.com>

        * function.c (pad_to_arg_alignment): Take STACK_POINTER_OFFSET into
        account when aligning arguments.
        * calls.c (STACK_POINTER_OFFSET): Move default from here ...
        * defaults.h (STACK_POINTER_OFFSET): ... to here.
        * config/sparc/sparc.h (STACK_BOUNDARY): Add comment about how
        it's wrong when TARGET_ARCH64 && TARGET_STACK_BIAS.
        (SPARC_STACK_BOUNDARY_HACK): Define.
        * config/rs6000/rs6000.c (function_arg): On non-SVR4 systems,
        arrange for vector parameters to varargs functions to be passed
        in both memory and GPRs when appropriate.
        (rs6000_va_arg): Vector arguments passed in memory are 16-byte
        aligned.

        * hooks.c (hook_bool_tree_true): New.
        (hook_rtx_tree_int_null): New.
        (hook_rtx_rtx_null): Use NULL, not 0.
        * hooks.h: Add 'extern' to everything.
        (hook_bool_tree_true): New.
        (hook_rtx_tree_int_null): New.
        * targhooks.c (hook_bool_CUMULATIVE_ARGS_true): New.
        * targhooks.h (hook_bool_CUMULATIVE_ARGS_true): New.
        * config/rs6000/rs6000-protos.h (setup_incoming_varargs): Remove
        prototype.
        * config/rs6000/rs6000.c (rs6000_return_in_memory): New.
        (setup_incoming_varargs): Prototype.
        (TARGET_PROMOTE_FUNCTION_ARGS): Define.
        (TARGET_PROMOTE_FUNCTION_RETURN): Define.
        (TARGET_STRUCT_VALUE_RTX): Define.
        (TARGET_RETURN_IN_MEMORY): Define.
        (TARGET_SETUP_INCOMING_VARARGS): Define.
        (TARGET_STRICT_ARGUMENT_NAMING): Define.
        (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Define.
        (init_cumulative_args): Use rs6000_return_in_memory.
        (setup_incoming_varargs): Make 'static'.
        * config/rs6000/rs6000.h (PROMOTE_FUNCTION_ARGS): Delete.
        (PROMOTE_FUNCTION_RETURN): Delete.
        (STRUCT_VALUE): Delete.
        (RETURN_IN_MEMORY): Delete.
        (SETUP_INCOMING_VARARGS): Delete.

2003-10-07  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/invoke.texi (Warning Options): Simplify and clarify the
        descriptions of -Wnonnull and -Winit-self.

2003-10-07  Richard Earnshaw  <rearnsha@arm.com>

        * optabs.c (init_intraclass_conv_libfuncs): Fix order of array
        indicees for floating-point conversersion libcalls.

2003-10-07  Nathanael Nerode  <neroden@gcc.gnu.org>

        * Makefile.in: Add more comments separating large conceptually
        separate sections.

        * configure.in: Clean up thread file logic.
        * configure: Regenerate.

2003-10-07  Danny Smith  <dannysmith@users.sourceforge.net>

        * config/i386/cygming.h (READONLY_DATA_SECTION_ASM_OP): Define.
        (switch_to_section): Handle in_readonly_data.
        * config/i386/winnt.c (i386_pe_asm_named_section): Handle
        readonly data.

2003-10-07  Richard Earnshaw  <rearnsha@arm.com>

        * arm.md (cmpsi2_addneg): New ARM pattern. Add peephole2 to generate
        it.
        (cbranchne_decr1): New Thumb pattern.
        * arm.c (arm_addimm_operand): New insn predicate.
        * arm-protos.h: Add a prototype for it.
        * arm.h (PREDICATE_CODES): Add it.

2003-10-07  Dorit Naishlos <dorit@il.ibm.com>

        * sched-int.h (sched_info): New field
        sched_max_insns_priority.
        * sched-rgn.c (init_ready_list): Add invocations to
        targetm.sched.adjust_priority.
        (sched_max_insns_priority): Init new field.
        * sched-ebb.c (sched_max_insns_priority): Init new field.
        * haifa-sched.c (set_priorities): Set
        sched_info->sched_max_insns_priority.
        * config/rs6000/rs6000.h:
        (rs6000_sched_restricted_insns_priority_str): Support new
        flag -mprioritize-restricted-insns.
        (DEFAULT_RESTRICTED_INSNS_PRIORITY): Define.
        * config/rs6000/rs6000.c (is_dispatch_slot_restricted): New
        function.
        (rs6000_adjust_priority): Change priority of restricted
        insns, using above new function and new flag.
        * doc/invoke.texi (-mprioritize-restricted-insns): Document
        new option.

2003-10-07  Zack Weinberg  <zack@codesourcery.com>

        * expr.c (cmpstr_optab, cmpmem_optab): New.
        * genopinit.c: Initialize them.
        * optabs.h: Declare them.
        * optabs.c (init_optabs): Clear them.
        (prepare_cmp_insn):  Use cmpstr_optab and cmpmem_optab to find
        block memory compare insns, not conditional chains.  Restructure
        the fallback generation of a call to memcmp/bcmp for better
        readability.

2003-10-07  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): New macro.
        (mips_save_restore_fn): New typedef.
        (mips_add_large_offset_to_sp, mips_emit_frame_related_store): Remove.
        (mips_set_frame_expr, mips_frame_set): Move above prologue code.
        (save_restore_insns): Remove, replacing with...
        (mips_save_restore_reg, mips_for_each_saved_reg): ...these new fns.
        (mips_save_reg, mips_restore_reg): New function.
        (mips_expand_prologue, mips_expand_epilogue): Rework.
        * config/mips/mips.h (MIPS_TEMP1_REGNUM, MIPS_TEMP2_REGNUM): Remove.
        (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): New macros.
        (MIPS_PROLOGUE_TEMP, MIPS_EPILOGUE_TEMP): New macros.

2003-10-07  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_expand_prologue): Remove unused
        traversal of function arguments.

2003-10-07  Richard Sandiford  <rsandifo@redhat.com>

        * doc/invoke.texi: Remove documentation of -mentry.
        * config/mips/mips.c (mips_entry_string, mips_entry): Remove.
        (override_options, mips_save_reg_p): Remove handling.
        (compute_frame_size, mips_output_function_prologue): Likewise.
        (mips_expand_prologue, mips_expand_epilogue): Likewise.
        * config/mips/mips.h (mips_entry_string): Remove declaration.
        (TARGET_OPTIONS): Remove -mentry.
        * config/mips/mips16.S: Remove mention of -mentry.

2003-10-06  Zack Weinberg  <zack@codesourcery.com>

        * libfuncs.h (LTI_extendsfdf2, LTI_extendsfxf2, LTI_extendsftf2)
        (LTI_extenddfxf2, LTI_extenddftf2, LTI_truncdfsf2, LTI_truncxfsf2)
        (LTI_trunctfsf2, LTI_truncxfdf2, LTI_trunctfdf2, LTI_floatsisf)
        (LTI_floatdisf, LTI_floattisf, LTI_floatsidf, LTI_floatdidf)
        (LTI_floattidf, LTI_floatsixf, LTI_floatdixf, LTI_floattixf)
        (LTI_floatsitf, LTI_floatditf, LTI_floattitf, LTI_fixsfsi, LTI_fixsfdi)
        (LTI_fixsfti, LTI_fixdfsi, LTI_fixdfdi, LTI_fixdfti, LTI_fixxfsi)
        (LTI_fixxfdi, LTI_fixxfti, LTI_fixtfsi, LTI_fixtfdi, LTI_fixtfti)
        (LTI_fixunssfsi, LTI_fixunssfdi, LTI_fixunssfti, LTI_fixunsdfsi)
        (LTI_fixunsdfdi, LTI_fixunsdfti, LTI_fixunsxfsi, LTI_fixunsxfdi)
        (LTI_fixunsxfti, LTI_fixunstfsi, LTI_fixunstfdi, LTI_fixunstfti)
        (extendsfdf2_libfunc, extendsfxf2_libfunc, extendsftf2_libfunc)
        (extenddfxf2_libfunc, extenddftf2_libfunc, truncdfsf2_libfunc)
        (truncxfsf2_libfunc, trunctfsf2_libfunc, truncxfdf2_libfunc)
        (trunctfdf2_libfunc, floatsisf_libfunc, floatdisf_libfunc)
        (floattisf_libfunc, floatsidf_libfunc, floatdidf_libfunc)
        (floattidf_libfunc, floatsixf_libfunc, floatdixf_libfunc)
        (floattixf_libfunc, floatsitf_libfunc, floatditf_libfunc)
        (floattitf_libfunc, fixsfsi_libfunc, fixsfdi_libfunc, fixsfti_libfunc)
        (fixdfsi_libfunc, fixdfdi_libfunc, fixdfti_libfunc, fixxfsi_libfunc)
        (fixxfdi_libfunc, fixxfti_libfunc, fixtfsi_libfunc, fixtfdi_libfunc)
        (fixtfti_libfunc, fixunssfsi_libfunc, fixunssfdi_libfunc)
        (fixunssfti_libfunc, fixunsdfsi_libfunc, fixunsdfdi_libfunc)
        (fixunsdfti_libfunc, fixunsxfsi_libfunc, fixunsxfdi_libfunc)
        (fixunsxfti_libfunc, fixunstfsi_libfunc, fixunstfdi_libfunc)
        (fixunstfti_libfunc): Delete.
        * optabs.h (struct optab_handlers): Break out of struct optab.
        (struct convert_optab, convert_optab, enum convert_optab_index,
        convert_optab_table, sext_optab, zext_optab, trunc_optab,
        sfix_optab, ufix_optab, sfixtrunc_optab, ufixtrunc_optab,
        sfloat_optab, ufloat_optab): New.
        (set_conv_libfunc): Prototype.
        (GEN_FCN): Use C90 indirect call syntax, remove unnecessary cast.
        (trunc_optab): Renamed btrunc_optab.
        * builtins.c (expand_builtin_mathfn): Update to match.
        * optabs.c (extendtab, fixtab, fixtrunctab, floattab): Delete.
        (convert_optab_table, new_convert_optab, init_convert_optab)
        (init_interclass_conv_libfuncs, init_intraclass_conv_libfuncs)
        (set_conv_libfunc): New.
        (can_extend_p, gen_extend_insn, can_fix_p, can_float_p)
        (expand_float, expand_fix): Use new conversion optabs,
        not old insn code tables or long chains of ifs.
        (init_optabs): No need to clear old insn code tables.
        Initialize the new optabs, not the old libfunc array entries.
        Don't handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here.
        * genopinit.c: Initialize conversion optabs, not the
        former insn code tables.  Remove unnecessary casts.
        Handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here.
        * expr.c (convert_move): Remove redundant check that
        to_real==from_real.  Use the conversion optabs instead
        of long chains of tests of modes.  Move partial-integer-mode
        interconversion above all integer conversion.  Do not recurse
        on a value forced into a register in the original mode.

        * config/gofast.h, config/frv/frv.c, config/ia64/ia64.c
        * config/mips/mips.c, config/pa/pa.c, config/rs6000/rs6000.c
        * config/sparc/sparc.c: Use set_conv_libfunc to adjust entries
        in new conversion optabs; do not reference the old libfunc
        array entries.  No need to include libfuncs.h.

2003-10-06  Roger Sayle  <roger@eyesopen.com>

        * config/i386/i386.c (ix86_expand_setcc): Annotate the floating
        point comparison sequence with a REG_EQUAL note that describes
        the comparison's semantics.

2003-10-06  Roger Sayle  <roger@eyesopen.com>

        * expr.c (expand_expr <COND_EXPR>): Handle the void type semantics
        of COND_EXPR when expanding the "A op 0 ? FOO : A" optimizations.

2003-10-06  Roger Sayle  <roger@eyesopen.com>
            Zack Weinberg  <zack@codesourcery.com>

        * optabs.c (prepare_float_lib_cmp): Avoid searching for REG_RETVAL
        instruction by using LCT_CONST and then calling emit_libcall_block
        ourselves.

2003-10-06  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>

        PR optimization/11974
        * optabs.c (expand_unop): Promote libcall outmode according to
        hard_libcall_value.

2003-10-06  Zack Weinberg  <zack@codesourcery.com>

        * real.h (REAL_MODE_FORMAT): New macro.
        * c-cppbuiltin.c, optabs.c, real.c, config/alpha/alpha.c
        * config/c4x/c4x.c, config/i370/i370.c, config/i386/freebsd.h
        * config/i386/i386.c, config/i960/i960.c, config/ia64/ia64.c
        * config/m68k/m68k.c, config/mips/mips.c, config/rs6000/rs6000.c
        * config/vax/vax.c: Use REAL_MODE_FORMAT instead of referring
        directly to real_format_for_mode array, wherever possible.

2003-10-06  Devang Patel  <dpatel@apple.com>

        * dwarf2out.c (is_main_source): Remove variable.
        (dwarf2out_start_source_file): Do not check is_main_source.
        Do not reset is_main_source.
        (dwarf2out_init): Do not initialize is_main_source.

2003-10-06  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * fixinc/inclhack.def (stdio_va_list): Removed _ap fix.
        (irix_stdio_va_list): Don't require leading printf, IRIX 6.5.21
        introduced some multi-line prototypes.
        * fixinc/fixincl.x: Regenerate.

2003-10-06  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (PREDICATE_CODES): Add stack_operand.
        * config/mips/mips.c (stack_operand): New predicate.
        * config/mips/mips.md: Use it for the destination of mips16 insns
        that store $31.

2003-10-06  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md (*lowsi): Renamed from lowsi.
        (*lowdi): Likewise lowdi.
        (*lowsi_mips16, *lowdi_mips16): New patterns.
        * config/mips/mips.c (mips_const_insns, mips_output_move): Remove
        mips16 CONSTANT_RELOC handling.
        (mips_delegitimize_address): Adjust for new sdata representation.

2003-10-06  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_arg_info): If MUST_PASS_IN_STACK,
        skip any remaining register arguments.

2003-10-06  Ulrich Weigand  <uweigand@de.ibm.com>

        * reload.c (find_reloads_subreg_address): Use correct offset for
        paradoxical MEM subregs on big-endian targets.

2003-10-06  Andrew Haley  <aph@redhat.com>

        * tree.c (get_callee_fndecl): Call
        lang_hooks.lang_get_callee_fndecl.
        * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): New.
        (lhd_get_callee_fndecl): New.

2003-10-06  Andrew Pinski  <apinski@apple.com>

        * config/darwin.c (machopic_non_lazy_ptr_name): Fix off by one
        error in calculating the length of the string.
        (machopic_stub_name): Likewise.

2003-10-06  Roger Sayle  <roger@eyesopen.com>

        * optabs.c (prepare_float_lib_cmp):  Attach a REG_EQUAL note
        describing the return value of the comparison libcall to the
        REG_RETVAL instruction of the emitted sequence.

2003-10-06  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/12215
        * cse.c (cse_set_around_loop): Emit the move at the beginning
        of the next basic block for trapping sets.

2003-10-06  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/11637
        * combine.c (adjust_for_new_dest): New function to adjust the
        notes and LOG_LINKS when the dest of an insn has changed.
        (try_combine): Use it when deleting the first insn of a two-insn
        parallel or splitting a two-load parallel.

2003-10-06  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_classify_constant): Only allow UNSPECs
        if TARGET_EXPLICIT_RELOCS.

2003-10-06  Mark Mitchell  <mark@codesourcery.com>

        PR bootstrap/12512
        * Makefile.in (info): Use double-colon rules.
        (dvi): Likewise.
        (generated-manpages): Likewise.
        * configure.in: Do not create lang.info, lang.dvi, or
        lang.generated-manpages hooks.
        * configure: Regenerated.
        * objc/Make-lang.in (objc.info): Remove.
        (objc.dvi): Remove.
        (objc.generated-manpages): Remove.
        * doc/sourcebuild.texi: Update description of info, dvi, and
        generated-manpages hooks.

2003-10-06  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md: Merge mips16 lw/srl pattern with its splitter.

2003-10-05  Andrew Pinski  <apinski@apple.com>

        * config/darwin.c (machopic_non_lazy_ptr_name): Fix off by one
        errors in memcpy destinations.
        (machopic_stub_name): Likewise.

2003-10-05  Andrew Pinski <apinski@apple.com>

        * config/darwin.c (machopic_non_lazy_ptr_name):
        Change strcat to memcpy and add length together.
        (machopic_stub_name): Likewise.

2003-10-05  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Handle new
        signal trampoline codes.

2003-10-05  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.md (*divsf3): Move description of
        SB-1 F2 erratum from here to...
        (divsf3): Here.  Disable if TARGET_FIX_SB1 is set and
        flag_unsafe_math_optimizations is not.

2003-10-05  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/linuxspe.h: Define TARGET_SPE_ABI, TARGET_SPE,
        TARGET_E500, TARGET_ISEL, and TARGET_FPRS.

2003-10-05  Kazu Hirata  <kazu@cs.umass.edu>

        * c-pretty-print.c: Fix comment typos.
        * c-pretty-print.h: Likewise.
        * calls.c: Likewise.
        * cfgloopmanip.c: Likewise.
        * cgraphunit.c: Likewise.
        * cppfiles.c: Likewise.
        * final.c: Likewise.
        * function.c: Likewise.
        * gcov-io.h: Likewise.
        * gcse.c: Likewise.
        * genoutput.c: Likewise.
        * loop.c: Likewise.
        * postreload.c: Likewise.
        * reg-stack.c: Likewise.
        * regmove.c: Likewise.
        * sched-int.h: Likewise.
        * sched-rgn.c: Likewise.
        * simplify-rtx.c: Likewise.
        * tree-inline.c: Likewise.
        * config/m68hc11/m68hc11.h: Likewise.
        * config/mmix/mmix.c: Likewise.
        * config/mn10300/mn10300.md: Likewise.
        * config/sh/sh.h: Likewise.

2003-10-05  Richard Henderson  <rth@redhat.com>

        * tree-inline.c (remap_type): New.
        (remap_decl): Use it.  Remap DECL_SIZE*.
        (copy_body_r): Use it.
        (walk_tree): Walk TREE_TYPE too.
        (copy_tree_r): Don't walk subtrees of types.
        * tree.c (variably_modified_type_p): Restructure.  Consider integer
        types with non-const bounds variably modified.

2003-10-05  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/invoke.texi: Fix typos.

2003-10-05  Kazu Hirata  <kazu@cs.umass.edu>

        * fold-const.c: Follow spelling conventions.
        * function.c: Likewise.
        * config/c4x/c4x.h: Likewise.
        * config/c4x/c4x.md: Likewise.
        * config/frv/frv.md: Likewise.
        * config/rs6000/aix.h: Likewise.
        * config/rs6000/linux64.h: Likewise.
        * config/xtensa/xtensa.c: Likewise.

2003-10-05  Kazu Hirata  <kazu@cs.umass.edu>

        * c-pretty-print.c: Fix comment formatting.
        * cfglayout.c: Likewise.
        * cfgloopanal.c: Likewise.
        * cppcharset.c: Likewise.
        * dbxout.c: Likewise.
        * ggc-page.c: Likewise.
        * ggc.h: Likewise.
        * target.h: Likewise.

2003-10-04  Kelley Cook  <kelleycook@wideopenwest.com>

        * gengtype-lex.l: Recognize typedef of functions without PARAMS macro.

2003-10-04  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config/v850/v850-c.c, config/v850/v850-protos.h, config/v850/v850.c:
        Convert to ISO C90 function declarations and definitions.

2003-10-04  Zack Weinberg  <zack@codesourcery.com>

        * libfuncs.h
        (LTI_eqhf2, LTI_nehf2, LTI_gthf2, LTI_gehf2, LTI_lthf2)
        (LTI_lehf2, LTI_unordhf2, LTI_eqsf2, LTI_nesf2, LTI_gtsf2)
        (LTI_gesf2, LTI_ltsf2, LTI_lesf2, LTI_unordsf2, LTI_eqdf2)
        (LTI_nedf2, LTI_gtdf2, LTI_gedf2, LTI_ltdf2, LTI_ledf2)
        (LTI_unorddf2, LTI_eqxf2, LTI_nexf2, LTI_gtxf2, LTI_gexf2)
        (LTI_ltxf2, LTI_lexf2, LTI_unordxf2, LTI_eqtf2, LTI_netf2)
        (LTI_gttf2, LTI_getf2, LTI_lttf2, LTI_letf2, LTI_unordtf2)
        (eqhf2_libfunc, nehf2_libfunc, gthf2_libfunc, gehf2_libfunc)
        (lthf2_libfunc, lehf2_libfunc, unordhf2_libfunc, eqsf2_libfunc)
        (nesf2_libfunc, gtsf2_libfunc, gesf2_libfunc, ltsf2_libfunc)
        (lesf2_libfunc, unordsf2_libfunc eqdf2_libfunc, nedf2_libfunc)
        (gtdf2_libfunc, gedf2_libfunc, ltdf2_libfunc, ledf2_libfunc)
        (unorddf2_libfunc eqxf2_libfunc, nexf2_libfunc, gtxf2_libfunc)
        (gexf2_libfunc, ltxf2_libfunc, lexf2_libfunc, unordxf2_libfunc
        (eqtf2_libfunc, netf2_libfunc, gttf2_libfunc, getf2_libfunc)
        (lttf2_libfunc, letf2_libfunc, unordtf2_libfunc):
        Delete.
        * optabs.h (OTI_eq, OTI_ne, OTI_gt, OTI_ge, OTI_lt, OTI_le)
        (OTI_unord, eq_optab, ne_optab, gt_optab, ge_optab, lt_optab)
        (le_optab, unord_optab): New.

        * optabs.c (prepare_float_lib_cmp): Rewrite.  Get the libfuncs
        from the code_to_optab table, not a giant switch; use
        swap_condition; do widening only if a comparison function that
        we can call exists in a wider mode, not if a cmp_optab insn or
        libfunc exists in a wider mode; call protect_from_queue
        exactly once on each operand.
        (init_optabs): Initialize the new optabs, not the deleted libfuncs.

        * config/gofast.h, config/ia64/ia64.c, config/mips/mips.c
        * config/pa/pa.c, config/rs6000/rs6000.c, config/sparc/sparc.c:
        Set floating point comparison libfuncs using set_optab_libfunc
        on the appropriate optab.

        * config/ia64/ia64.c (ia64_hpux_init_libfuncs): Fix typo.
        * config/rs6000/rs6000.c (rs6000_init_libfuncs): Correct ABI
        selector conditionals.

2003-10-04  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/t-m68hc11-gas (MULTILIB_MATCHES): m68hcs12 is
        identical to m68hc12 as far as libraries are concerned.

2003-10-04  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR c/12446
        * c-typeck.c (convert_for_assignment): Issue an error for
        array to pointer assignment after default conversion.
        (digest_init): Likewise.

2003-10-04  Fariborz Jahanian  <fjahanian@apple.com>

        * c-decl.c (duplicate_decls): retain DECL_COMMON of old declaration

2003-10-03  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/extend.texi (Function Attributes): Fix title of GNU C
        Preprocessor manual.
        (C++ Extensions): Fix reference to "Predefined Macros" in the
        GNU C Preprocessor manual.

2003-10-04  Richard Earnshaw  <reanrsha@arm.com>

        * doc/extend.texi: Document how GCC estimates and relies on the size
        of an asm.

2003-10-04  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_pad_arg_upward): Pad floating-point
        arguments downward for big-endian o64.

2003-10-03  Robert Bowdidge <bowdidge@apple.com>

        * ggc-page.c (ggc_pch_write_object): Replace fseek() with fwrite() in
        PCH generation, avoiding too-frequent flushes when writing to NFS
        file system.

2003-10-03  Ziemowit Laski  <zlaski@apple.com>

        * objc/objc-act.c (lookup_category): Mark as 'inline'.

2003-10-03  Alexander Malmberg  <alexander@malmberg.org>
            Ziemowit Laski  <zlaski@apple.com>

        * objc/objc-act.c (add_method_to_hash_list, lookup_category):
        New functions.
        (lookup_method_in_hash_lists): New parameter indicating whether
        we are messaging 'Class' or 'id'.
        (check_duplicates): Likewise; do not assume all methods will
        be either class or instance methods.
        (generate_category, finish_class): Use lookup_category().
        (add_method): Use add_method_to_hash_list(); insert instance
        methods of root classes into the global class method hash table.
        (add_category): Use lookup_category(); avoid constructing
        duplicate categories.
        (really_start_method): Add method to corresponding @interface,
        if not already there (and if the @interface exists).
        (finish_message_expr, finish_objc): Adjust calls to
        check_duplicates().

2003-10-03  Roger Sayle  <roger@eyesopen.com>

        PR optimization/9325, PR java/6391
        * fold-const.c (fold_convert): For floating point to integer
        conversions, return the maximum/minimum representable integer
        value if the real constant overflows the destination type.
        * tree.c (real_value_from_int_cst): Allow the type to be NULL,
        meaning don't truncate the result to a floating point mode.
        Simplify the logic by calling real_from_integer directly.
        * simplify-rtx.c (simplify_unary_operation):  Implement the
        same semantics for folding floating point to integer conversions
        in RTL.

2003-10-03  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.c (mips_emit_prefetch): Restructure
        to avoid use of arrays, handle indexed prefetch.
        * config/mips/mips.h (ISA_HAS_FP4, ISA_HAS_PREFETCH): Update comments.
        (ISA_HAS_PREFETCHX): New deffine.
        * config/mips/mips.md ("type" attr): Add new "prefetchx" value,
        update comments.
        (prefetch_indexed_di, prefetch_indexed_si): New insns.

2003-10-03  Jeff Sturm  <jsturm@one-point.com>
            Roger Sayle  <roger@eyesopen.com>

        PR optimization/12289
        * calls.c (emit_call_1): Pretend to have popped the arguments
        to noreturn and longjmp functions instead of ignoring them.
        (expand_call): Don't adjust stack_pointer_dela while
        inhibit_defer_pop is set.

2003-10-03  Andreas Schwab  <schwab@suse.de>

        PR bootstrap/12276
        * configure.in: Check for libunwind on the host only if building
        a native compiler.
        * configure: Regenerated.

2003-10-03  Paolo Carlini  <pcarlini@unitus.it>

        * unwind-pe.h (read_encoded_value_with_base): Constify u and
        its inizialization cast.

2003-10-03  Richard Sandiford  <rsandifo@redhat.com>

        PR target/12485
        * config/mips/mips.c (mips_load_got): GOT accesses can't trap.

2003-10-02  Mark Mitchell  <mark@codesourcery.com>

        PR optimization/12180
        * tree-inline.c (inline_forbidden_p_1): Do not permit inlining of
        functions containing calls to __builtin_next_arg.

2003-10-02  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.c (mips_emit_prefetch): Use operand 3
        in instructions being output.
        * config/mips/mips.md (prefetch_si_address): Change third
        operand's constraint letter to 'I'.
        (prefetch_di_address): Likewise.
        (prefetch_si, prefetch_di): Set third operand to const0_rtx.

2003-10-02  Zack Weinberg  <zack@codesourcery.com>

        * system.h: Poison macros obsoleted by earlier patch.
        * config/cris/cris.c: C90-ify a function definition.

2003-10-02  Josef Zlomek  <zlomekj@suse.cz>

        PR/12292
        * combine.c (make_field_assignment): Check whether rtx's code
        is CONST_INT before using INTVAL.

2003-10-02  Josef Zlomek  <zlomekj@suse.cz>

        * cgraph.c (cgraph_node): Use INSERT instead of 1 in
        htab_find_slot_with_hash.
        (cgraph_node_for_identifier): Use NO_INSERT.
        (cgraph_remove_node): Use NO_INSERT.
        (cgraph_varpool_node): Use INSERT.
        (cgraph_varpool_node_for_identifier): Use NO_INSERT.

2003-10-02  Josef Zlomek  <zlomekj@suse.cz>

        Waldek Hebisch <hebisch@math.uni.wroc.pl>
        PR/12072
        * varasm.c (compare_constant): Fix thinko.

2003-10-02  Richard Sandiford  <rsandifo@redhat.com>

        * config/frv/frv.c (frv_issue_rate): New function.
        (frv_pack_insns): Use it.
        (TARGET_SCHED_ISSUE_RATE): Define.

2003-10-02  Steven Bosscher <s.bosscher@student.tudelft.nl>

        * config/mcore/mcore.c: Convert to ISO C90 function declarations
        and definitions.
        * config/mcore/mcore.h: Likewise.
        * config/mcore/mcore-protos.h: Likewise.

2003-10-02  Richard Sandiford  <rsandifo@redhat.com>

        * config/frv/frv.c (frv_use_dfa_pipeline_interface): New function.
        (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.

2003-10-01  Per Bothner  <pbothner@apple.com>

        * c-lex.c (src_line):   Remove unneeded static variable.
        (cb_line_change):  Set input_line directly, instead of src_line.
        (get_non_padding_token):  We no longer need to compensate for the
        "horrible things" the C++ front-end does with the current line number,

        * cpplib.c (_cpp_pop_buffer):  Do generate a _cpp_do_file_change
        callback even when popping the main file.
        * c-lex.c (fe_file_change):  Handle a NULL new_map.
        * fix-header.c (cb_file_change):  Likewise.
        * c-ppoutput.c (pp_file_change):  Likewise.

        * cppinit.c (cpp_read_main_file):  Split into two functions:
        Distribute _cpp_stack_file call over the two functions.
        (cpp_find_main_file):  New function.
        Don't call _cpp_do_file_change even if working_directory flag set.
        (cpp_push_main_file):  New function.
        * cppfiles.c (_cpp_find_failed):  New helper function.
        (find_file):  Made non-static and renamed to _cpp_find_file.
        (_cpp_stack_file):  No longer needed.  But note the following.
        (stack_file):  Made non-static and renamed to _cpp_stack_file.
        * fix-header.c (cpp_read_main_file):  Replace cpp_read_main_file
        call with calls to cpp_find_main_file and cpp_push_main_file.
        (search_path_head):  If there is no current buffer, use main_file.
        * cpphash.h:  Update function declarations.
        * cpplib.h:  Update function declarations.

        * c-opts.c (c_common_post_options):  Don't call cpp_find_main_file yet.
        (c_common_parse_file):  No longer need to call cpp_read_main_file
        when file_index > 0 (as in multi-file or server compiation).
        (finish_options):  Change to <built-in> is an LC_ENTER, not LC_RENAME
        as this now happens before cpp_push_main_file.
        (push_command_line_include):  When done with options, pass LC_LEAVE
        instead of LC_RENAME to cpp_change_file and finally cpp_push_main_file.
        (fe_file_change):  Handle NULL new_map, and simplify.
        * cpplex.c (_cpp_get_fresh_line):  Revert my no-longer-needed
        08-28 change, since we're never called with a NULL buffer.
        (_cpp_lex_direct):  Likewise.
        * cpptrad.c (_cpp_read_logical_line_trad):  Likewise.
        Return false if buffer is NULL at end.

        * cpplex.c (_cpp_get_fresh_line):  Return value now just depends on
        whether pfile->buffer is NULL after pop, ignoring return_at_eof.
        * cpphash.h (struct cpp_buffer):  Remove unused return_at_eof field.
        * cpplib.c (cpp_push_buffer):  Since we no longer set return_at_eof,
        remove the unused return_at_eof parameter.
        * cppfiles.c, cpplib.c, cppmacro.c, cpppch.c, fix-header.c:
        Update callers of cpp_push_buffer.

2003-10-01  Zack Weinberg  <zack@codesourcery.com>

        * target.h (init_libfuncs): New hook.
        * target-def.h: Default TARGET_INIT_BUILTINS and
        TARGET_INIT_LIBFUNCS to hook_void_void.  Add
        TARGET_INIT_LIBFUNCS to TARGET_INITIALIZER.
        * builtins.c (default_init_builtins): Delete.
        * expr.h (default_init_builtins): Delete prototype.
        * doc/tm.texi: Document TARGET_INIT_LIBFUNCS and US_SOFTWARE_GOFAST.
        Tweak documentation of TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL.
        Remove documentation of INIT_TARGET_OPTABS, MULSI3_LIBCALL,
        DIVSI3_LIBCALL, UDIVSI3_LIBCALL, MODSI3_LIBCALL, UMODSI3_LIBCALL,
        MULDI3_LIBCALL, DIVDI3_LIBCALL, UDIVDI3_LIBCALL, MODDI3_LIBCALL,
        and UMODDI3_LIBCALL,

        * Makefile.in (optabs.o): Depends on target.h.
        * defaults.h: Provide default for FLOAT_LIB_COMPARE_RETURNS_BOOL.
        * optabs.c: Include target.h.
        (prepare_float_lib_cmp): No need for #ifdef around use of
        FLOAT_LIB_COMPARE_RETURNS_BOOL.
        (set_optab_libfunc): New function.
        (init_optabs): Delete use of all *_LIBCALL defines.
        Call targetm.init_libfuncs not INIT_TARGET_OPTABS.
        * optabs.h: Prototype set_optab_libfunc.

        * config.gcc: Remove all references to pa/long_double.h,
        ia64/hpux_longdouble.h, and gofast.h.
        (mips-*-*): When --enable-gofast, just add US_SOFTWARE_GOFAST
        to tm_defines; don't set INIT_SUBTARGET_OPTABS or change tm_file.

        * config/alpha/alpha.c, config/c4x/c4x.c, config/cris/cris.c
        * config/frv/frv.c, config/h8300/h8300.c, config/i860/i860.c
        * config/ia64/ia64.c, config/ip2k/ip2k.c, config/m68hc11/m68hc11.c
        * config/mips/mips.c, config/pa/pa.c, config/rs6000/rs6000.c
        * config/sparc/sparc.c, config/vax/vax.c:
        Provide a definition for TARGET_INIT_LIBFUNCS.  Where
        necessary, include optabs.h, libfuncs.h, and/or config/gofast.h.

        * config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.h
        * config/avr/avr.h, config/cris/cris.h, config/frv/frv.h
        * config/h8300/h8300.h, config/i860/i860.h, config/ip2k/ip2k.h
        * config/iq2000/iq2000.h, config/m68hc11/m68hc11.h, config/mips/mips.h
        * config/rs6000/aix.h, config/rs6000/sysv4.h, config/sparc/elf.h
        * config/sparc/lite.h, config/sparc/netbsd-elf.h, config/sparc/sol2.h
        * config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h
        * config/vax/elf.h: Don't define or use INIT_TARGET_OPTABS,
        INIT_SUBTARGET_OPTABS, or any *_LIBCALL macros.

        * config/ia64/hpux.h: Redefine INTEL_EXTENDED_IEEE_FORMAT to 0.
        Set TARGET_INIT_LIBFUNCS and FLOAT_LIB_COMPARE_RETURNS_BOOL here.
        * config/pa/pa-hpux.h: Define LONG_DOUBLE_TYPE_SIZE,
        HPUX_LONG_DOUBLE_LIBRARY, and FLOAT_LIB_COMPARE_RETURNS_BOOL here.
        * config/ia64/hpux_longdouble.h, config/pa/long_double.h: Delete.

        * config/rs6000/xcoff.h: Don't define RS6000_ITRUNC nor RS6000_UITRUNC.
        * config/sparc/sparc.h: Default SUN_CONVERSION_LIBFUNCS and
        SUN_INTEGER_MULTIPLY_64 to 0.
        * config/sparc/sol2.h: Redefine SUN_CONVERSION_LIBFUNCS and
        SUN_INTEGER_MULTIPLY_64 to 1.
        * config/sparc/elf.h: Redefine SUN_CONVERSION_LIBFUNCS and
        SUN_INTEGER_MULTIPLY_64 to 0.
        * config/sparc/lite.h, config/sparc/liteelf.h, config/sparc/sp86x-elf.h:
        Define US_SOFTWARE_GOFAST.
        * config/vax/vax.h: Default TARGET_ELF to 0.
        * config/vax/elf.h: Redefine TARGET_ELF to 1.

        * config/gofast.h: Don't define any macros here.  Provide one
        static function, gofast_maybe_init_libfuncs, which does what
        INIT_GOFAST_LIBFUNCS used to do but only if US_SOFTWARE_GOFAST
        is already defined.  Do not clear negation libfuncs.  Do
        not mess with HFmode, XFmode, or TFmode libfuncs.

        * config/avr/avr.c (avr_init_once): #if 0 out; mark FIXME.

2003-10-01  Kelley Cook  <kelleycook@wideopenwest.com>

        PR C/12466
        * c-parse.in (parmlist_2): Mark declaration with an ellipsis as ISO C.

2003-10-01  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/xm-iris5.h: Remove, unnecessary.
        * config.build (mips-sgi-irix5*): Remove.
        (mips-sgi-irix6*o32): Likewise.
        * config.gcc (mips-sgi-irix6*o32): Remove xm_file.
        (mips-sgi-irix5cross64): Likewise.
        (mips-sgi-irix5*): Likewise.
        * config.host (mips-sgi-irix5*): Remove.
        (mips-sgi-irix6*o32): Likewise.

2003-10-01  Zack Weinberg  <zack@codesourcery.com>

        * dbxout.c (dbxout_fptype_value): Delete.
        (dbxout_type): Emit R3 for all COMPLEX_TYPEs.

2003-10-01  Alexandre Oliva  <aoliva@redhat.com>

        * output.h (compute_reloc_for_constant): Declare.
        * varasm.c (compute_reloc_for_constant): Extract from...
        (output_addressed_constants): ... here.  Adjust all callers.

2003-10-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * aclocal.m4: Add hpux10* and hpux11.00 to /dev/zero blacklist.
        * configure: Rebuilt.

2003-10-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * fold-const.c (make_range): When handling unsigned, don't reverse
        range if high bound is zero.

2003-09-30  Alexandre Oliva  <aoliva@redhat.com>

        * config/frv/frv.h (PREDICATE_CODES): Added
        condexec_si_media_operator, condexec_sf_add_operator and
        condexec_sf_conv_operator.  Removed condexec_sf_binary_operator
        and condexec_sf_unary_operator.

2003-10-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * aclocal.m4: Add ultrix* to /dev/zero blacklist.
        * configure: Rebuilt.

2003-10-01  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * except.h (MUST_USE_SJLJ_EXCEPTIONS): Revert 2003-09-23 change.
        Allow override.
        * doc/tm.texi (MUST_USE_SJLJ_EXCEPTIONS): Document.

2003-09-23  David S. Miller  <davem@redhat.com>

        * config/sparc/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefine
        before redefining.
        * config/sparc/linux64.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.

2003-10-01  Steven Bosscher  <steven@gcc.gnu.org>

        * config/cris/cris-protos.h, config/cris/cris.c: Convert to ISO
        C90 function declarations and definitions.

2003-10-01  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (cris-*-linux*): Revert mistaken commit.

2003-10-01  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/11753
        * config/sparc/sparc.md (length attribute) [fcc branch]: Add 1 to
        the length in the non-V9 case.

2003-09-30  Richard Henderson  <rth@redhat.com>

        * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Honor
        DWARF_ALT_FRAME_RETURN_COLUMN.
        * unwind-dw2.c (dwarf_reg_size_table): Expand by one.
        (_Unwind_GetGR, _Unwind_SetGR): Validate lookup column.
        (uw_frame_state_for): Return end-of-stack for null return address.
        * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Add.

        * config/alpha/alpha.c (alpha_sa_mask): Add r31 for eh_return.
        (alpha_expand_prologue): Store a zero for it.
        (alpha_expand_epilogue): Don't reload it.
        * config/alpha/alpha.h (DWARF_ALT_FRAME_RETURN_COLUMN): New.
        * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Use column 64
        for the sigframe return address.

2003-09-30  Kelley Cook  <kelleycoook@wideopenwest.com>

        * sdbout.c: Convert to ISO C90 prototypes.
        * objc/objc-act.c: Likewise.

2003-09-30  Kelley Cook  <kelleycoook@wideopenwest.com>

        * config/i386/cygwin1.c: Convert to ISO C90 prototypes.
        * config/i386/winnt.c: Likewise.
        * config/i386/cygming.h: Likewise.

2003-09-30  Kazu Hirata  <kazu@cs.umass.edu>

        * fold-const.c (fold): Fold (A & ~B) - (A & B) into
        (A ^ B) - B for any B.

2003-09-30  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (arm*-*-kaos*, i[34567]86-*-kaos*, powerpc-*-kaos*,
        powerpcle-*-kaos*, strongarm-*-kaos*): Disable fixproto.

2003-09-30  Richard Earnshaw  <rearnsha@arm.com>

        * arm/ieee754-sf.S: Tidy formatting.

2003-09-30  Nicolas Pitre  <nico@cam.org>

        * arm/lib1funcs.asm (ARM_DIV_MOD_BODY): Split into ARM_DIV_BODY
        and ARM_MOD_BODY.
        (ARM_MOD_BODY): Rewritten. added clz insns for __ARM_ARCH__ >= 5.
        (ARM_DIV_BODY): Added clz insns for __ARM_ARCH__ >= 5,
        added better divisor alignment in the other case.
        (ARM_DIV2_ORDER): Added, finds the order of a single bit divisor.
        (__divsi3, __udivsi3, __modsi3, __umodsi3): rewritten using the
        macros above, add fast exits for divisor >= dividend, etc.

2003-09-30  Nicolas Pitre  <nico@cam.org>

        * arm/ieee754-df.S: Split compilation of fixunsdfsi from
        L_fixdfsi target.
        * arm/t-arm-elf (LIB1ASMFUNCS): Add _fixunsdfsi.

2003-09-30  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Default use_fixproto to 'no'.

2003-09-30  Richard Sandiford  <rsandifo@redhat.com>

        PR optimization/12345
        * config/mips/mips-protos.h (mips_restore_gp): Remove.
        (mips_gp_save_slot): Declare.
        * config/mips/mips.c (mips_restore_gp): Remove in favor of...
        (mips_gp_save_slot): ...this new function.
        * config/mips/mips.md (exception_receiver): Use mips_gp_save_slot
        and mips_output_move to generate the output template.
        (call_internal): Force splitting if TARGET_SPLIT_CALLS.  Don't emit
        a gp load after a noreturn call.  Load the gp using a move rather
        than an exception_receiver pattern.
        (call_value_internal, call_value_multiple_internal): Likewise.
        (call_split, call_value_split, call_value_multiple_split): Clobber $28.

2003-09-30  Carlo Wood  <carlo@alinoe.com>

        PR debug/12319
        * cfglayout.c (insn_scope):  Use prologue_locator and
        epilogue_locator; return the outer function scope for
        pro- and epilogue insns.

2003-09-29  Zack Weinberg  <zack@codesourcery.com>

        * objc/objc-act.c (encode_type): Encode INTEGER_TYPEs and
        REAL_TYPEs based on the bitsize of the type's mode, not the
        mode directly.

2003-09-29  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * dwarf2out.c (default_eh_frame_section): Split into ...
        (named_section_eh_frame_section, collect2_eh_frame_section): ... new
        functions.
        * output.h (named_section_eh_frame_section): Declare.
        (collect2_eh_frame_section): Likewise.

2003-09-29  Zack Weinberg  <zack@codesourcery.com>

        * real.c (real_sqrt): Use get_canonical_qnan directly.

        * dwarf2out.c (add_const_value_attribute): Use real_to_target.

        * varasm.c (assemble_real): Use real_to_target directly,
        calculate the number of significant elements of the result
        array and write them out in a loop, instead of using a giant
        switch statement to pick the correct REAL_VALUE_TO_TARGET_*
        macro.

2003-09-29  Jan Hubicka  <jh@suse.cz>

        PR c++/12175
        * varasm.c (notice_global_symbol): Discard external symbols.

        PR optimization/12286
        * gcov-io.c (gcov_read_words): Fix memmove call.
        * profile.c (compute_branch_probabilities): Add extra sanity checks.

2003-09-29  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config.gcc (sparc-*-solaris2*): Handle Solaris 10 and up like
        Solaris 7-9.

        * fixinc/inclhack.def (solaris_widec): Replace solaris2.[0-5]* by
        wildcards which explicitly match micro versions.
        * fixinc/fixincl.x: Regenerate.

2003-09-29  Kazu Hirata  <kazu@cs.umass.edu>

        * fold-const.c (fold): Fold (A & ~B) - (A & B) into
        (A ^ B) - B, where B is any power of 2 minus 1.

2003-09-29  Jan Hubicka  <jh@suse.cz>

        * libgcov.c (gcov_exit): Fix two pastos.

2003-09-29  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (*tst_extzv_1_n): Combine with the
        define_split immediately below to form define_insn_and_split.

2003-09-29  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (*tstsi_variable_bit): New.
        (*tstsi_variable_bit_qi): Likewise.

2003-09-28  Phil Edwards  <phil@codesourcery.com>

        * doc/cppopts.texi:  Use 'dashMP' instead of '-MP' as a cross-
        reference name.

2003-09-28  Richard Henderson  <rth@redhat.com>

        * c-decl.c (duplicate_decls): Copy DECL_SOURCE_LOCATION, not
        file and line separately.

2003-09-28  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*adddi3_carry1_cc", "*adddi3_carry1_cconly",
        "*adddi3_carry2_cc", "*adddi3_carry2_cconly", "*subdi3_borrow_cc",
        "*subdi3_borrow_cconly"): New insns.
        ("*addsi3_sub", "*subsi3_sub"): Remove.
        ("*subdi3_cc", *subdi3_cconly"): Use only if TARGET_64BIT.
        ("*subsi3_cc"): Fix op_type attribute.

2003-09-28  Richard Henderson  <rth@redhat.com>

        * stmt.c (expand_asm_operands): Take a location_t, instead of
        individual file and line.
        * c-typeck.c (c_expand_asm_operands): Likewise.
        * tree.h (expand_asm_operands): Update decl.
        * c-common.h (c_expand_asm_operands): Likewise.
        * c-semantics (genrtl_asm_stmt): Update call.

2003-09-28  Philip Blundell  <philb@gnu.org>

        * config/arm/arm.c (legitimize_pic_address): Check
        SYMBOL_REF_LOCAL_P, not ENCODED_SHORT_CALL_ATTR_P.
        (arm_assemble_integer): Likewise.

2003-09-28  Steven Bosscher  <steven@gcc.gnu.org>

        * config/pdp11/pdp11-protos.h, config/pdp11/pdp11.c,
        config/c4x/c4x-c.c, config/c4x/c4x-protos.h, config/c4x/c4x.c,
        config/c4x/c4x.h:
        Convert to ISO C90 function declarations and definitions.

2003-09-28  Steven Bosscher  <steven@gcc.gnu.org>

        *  config/stormy16/stormy16.c, config/stormy16/stormy16-protos.h:
        Convert to ISO C90 function declarations and definitions.

2003-09-28  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_constant_info): Add reloc field.
        (mips_classify_constant): Initialize it.  Always set SYMBOL to the
        underlying symbol, not to an unspec.
        (mips_delegitimize_address, print_operand): Clean up accordingly.

2003-09-28  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips-protos.h (mips16_gp_pseudo_reg): Remove.
        * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Remove orphaned comment.
        * config/mips/mips.c (mips_reloc_offset_ok_p): New function.
        (mips_classify_constant): Use it.
        (mips_splittable_symbol_p): Add an offset argument.
        (mips_classify_address): Adjust call accordingly.
        (mips_legitimize_symbol): Handle sdata references with LO_SUM rather
        than a relocation unspec.  Update call to mips_splittable_symbol_p.
        Generalize the code that copes with symbols + invalid offsets.
        (print_operand): Allow '%R' to be applied to small data addresses.
        (mips_reloc_string): Remove RELOC_GPREL16.
        (mips_sdata_pointer): Renamed from mips16_gp_pseudo_reg.  Return $gp
        for TARGET_EXPLICIT_RELOCS.  Return null if we can't use gp-relative
        relocation operators.
        * config/mips/mips.md (RELOC_GPREL16): Remove.  Shuffle other reloc
        constants accordingly.

2003-09-27  Roger Sayle  <roger@eyesopen.com>

        * toplev.c (flag_evaluation_order): New global variable.
        * flags.h (flag_evaluation_order): Prototype here.
        * expr.c (expand_operands): If we need to preserve observable
        evaluation order, protect exp1 from clobbering exp0's result.

2003-09-28  Andreas Jaeger  <aj@suse.de>

        * c-decl.c (finish_function): Convert definition to ISO C90.
        * ifcvt.c (mark_loop_exit_edges): Likewise.
        * ra-rewrite.c (emit_colors): Likewise.

2003-09-27  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (alpha*-dec-osf[45]*): Disable fixproto.
        * config.gcc (arm*-*-uclinux*): Disable fixproto.
        * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
        powerpc-*-eabialtivec*): Disable fixproto.

2003-09-27  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/12340
        * loop.h (struct induction): Document the new semantics
        of the 'same' field for bivs.
        * unroll.c (biv_total_increment): Don't count the same
        biv increment several times.
        (loop_iterations) [GENERAL_INDUCT]: Likewise.

2003-09-27  Graham Stott  <graham.stott@btinternet.com>

        * unroll.c (loop_interations)[GT]: Add missing break.

2003-09-27  Kelley Cook  <kcook@gcc.gnu.org>

        * config/chorus.h, config/darwin-c.c, config/darwin-protos.h,
        config/darwin.c, config/darwin.h, config/dbx.h, config/dbxcoff.h,
        config/dbxelf.h, config/elfos.h, config/fp-bit.h,
        config/freebsd-nthr.h, config/freebsd-spec.h, config/freebsd.h,
        config/freebsd3.h, config/freebsd4.h, config/freebsd5.h,
        config/freebsd6.h, config/netbsd-aout.h, config/netbsd-elf.h,
        config/netbsd.h, config/netware.h, config/openbsd-oldgas.h,
        config/openbsd.h, config/ptx4.h, config/alpha/alpha-protos.h,
        config/alpha/alpha.c, config/alpha/alpha.h, config/alpha/alpha.md,
        config/alpha/elf.h, config/alpha/ev4.md, config/alpha/ev5.md,
        config/alpha/ev6.md, config/alpha/freebsd.h, config/alpha/linux-elf.h,
        config/alpha/linux.h, config/alpha/netbsd.h, config/alpha/openbsd.h,
        config/alpha/osf.h, config/alpha/osf5.h, config/alpha/unicosmk.h,
        config/alpha/vms-cc.c, config/alpha/vms-crt0-64.c,
        config/alpha/vms-crt0.c, config/alpha/vms-dwarf2.asm,
        config/alpha/vms-dwarf2eh.asm, config/alpha/vms-ld.c,
        config/alpha/vms-psxcrt0-64.c, config/alpha/vms-psxcrt0.c,
        config/alpha/vms.h, config/alpha/vms64.h, config/alpha/vms_tramp.asm,
        config/alpha/xm-vms.h, config/arc/arc-modes.def,
        config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
        config/arc/arc.md, config/arc/initfini.c, config/arc/lib1funcs.asm,
        config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
        config/avr/avr.md, config/d30v/d30v-protos.h, config/d30v/d30v.h,
        config/d30v/d30v.md, config/fr30/fr30-protos.h, config/fr30/fr30.c,
        config/fr30/fr30.h, config/fr30/fr30.md, config/fr30/lib1funcs.asm,
        config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
        config/frv/frv-abi.h, config/frv/frv-asm.h, config/frv/frv-modes.def,
        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/frv/lib1funcs.asm, config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
        config/h8300/parityhi2.c, config/h8300/popcounthi2.c,
        config/i370/i370-c.c, config/i370/i370-protos.h, config/i370/i370.c,
        config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
        config/i370/mvs.h, config/i370/oe.h, config/i386/darwin.h,
        config/i960/i960-c.c, config/i960/i960-coff.h,
        config/i960/i960-modes.def, config/i960/i960-protos.h,
        config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
        config/i960/rtems.h, config/ia64/elf.h, config/ia64/ia64.h,
        config/m32r/initfini.c, config/m32r/m32r-protos.h, config/m32r/m32r.c,
        config/m32r/m32r.h, config/m32r/m32r.md, config/m68hc11/larith.asm,
        config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
        config/m68hc11/m68hc11.h, config/m68hc11/m68hc11.md,
        config/m68hc11/m68hc12.h, config/m68k/coff.h, config/m68k/crti.s,
        config/m68k/crtn.s, config/m68k/hp320.h, config/m68k/hp320base.h,
        config/m68k/lb1sf68.asm, config/m68k/linux.h, config/m68k/m68020-elf.h,
        config/m68k/m68k-aout.h, config/m68k/m68k-none.h,
        config/m68k/m68k-protos.h, config/m68k/m68k.c, config/m68k/m68k.h,
        config/m68k/m68k.md, config/m68k/m68kelf.h, config/m68k/m68kv4.h,
        config/m68k/netbsd-elf.h, config/m68k/openbsd.h,
        config/m68k/rtemself.h, config/m68k/sgs.h, config/mcore/lib1.asm,
        config/mcore/mcore-elf.h, config/mcore/mcore-pe.h,
        config/mcore/mcore-protos.h, config/mcore/mcore.c,
        config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
        config/mips/elforion.h, config/mips/iris5.h, config/mips/iris6.h,
        config/mips/iris6gld.h, config/mips/irix6-libc-compat.c,
        config/mips/linux.h, config/mips/mips-protos.h, config/mips/mips.c,
        config/mips/mips.h, config/mips/mips.md, config/mips/netbsd.h,
        config/mips/openbsd.h, config/mips/r3900.h, config/mips/rtems.h,
        config/mips/vr.h, config/mn10300/linux.h,
        config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
        config/mn10300/mn10300.h, config/mn10300/mn10300.md,
        config/ns32k/__unorddf2.c, config/ns32k/__unordsf2.c,
        config/ns32k/netbsd.h, config/ns32k/ns32k-protos.h,
        config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/ns32k/ns32k.md,
        config/pdp11/2bsd.h, config/pdp11/pdp11-modes.def,
        config/pdp11/pdp11-protos.h, config/pdp11/pdp11.c,
        config/pdp11/pdp11.h, config/pdp11/pdp11.md, config/rs6000/biarch64.h,
        config/rs6000/default64.h, config/sh/coff.h, config/sh/crt1.asm,
        config/sh/crti.asm, config/sh/crtn.asm, config/sh/elf.h,
        config/sh/embed-elf.h, config/sh/linux.h, config/sh/little.h,
        config/sh/netbsd-elf.h, config/sh/rtems.h, config/sh/rtemself.h,
        config/sh/sh-protos.h, config/sh/sh.c, config/sh/sh.h,
        config/sh/sh.md, config/sh/sh64.h, config/sh/shmedia.h,
        config/sh/sshmedia.h, config/sh/ushmedia.h, config/sparc/pbd.h,
        config/sparc/sparc.h, doc/install-old.texi, fixinc/fixinc.ptx,
        fixinc/fixinc.svr4: GNU CC -> GCC.

2003-09-26  Loren James Rittle  <ljrittle@acm.org>

        * objc/objc-act.c (tm_p.h): Tweak order.
        * objc/Make-lang.in (objc/objc-act.o): Add $(TM_P_H).

2003-09-26  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (hppa*64*-*-linux* | parisc*64*-*-linux*):
        Include t-slibgcc-elf-ver and t-linux in tmake_file.
        * config.gcc (hppa*64*-*-linux* | parisc*64-*-linux*):
        Disable fixproto.
        * config.gcc (i960-*-coff*, m68k-*-aout*, sparclite-*-coff*):
        Disable fixproto.
        * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*,
        sparcv9-*-solaris2*, sparc-*-solaris2*): Disable fixproto.

        * config/i386/unix.h: Remove (unused) DEFAULT_ASSEMBLER_DIALECT.

2003-09-26  Loren James Rittle  <ljrittle@acm.org>

        * config/i386/i386.h (ix86_return_in_memory): Revert my last patch.
        * objc/objc-act.c (tm_p.h): Include.

2003-09-26  Per Bothner  <pbothner@apple.com>

        * dbxout.c (dbxout_typedefs):  Output typedefs in forward order.
        No longer any need to reverse by recursion.

2003-09-26  Roger Sayle  <roger@eyesopen.com>
            Richard Henderson  <rth@redhat.com>

        PR optimization/11741
        * gcse.c (pre_insert_copy_insn): Tweak the logic for finding the
        appropriate set to match that in hash_scan_insn.  Fall back to
        the original copy method, if we can't validate changing insn.
        (pre_delete): Only delete instructions that have a single_set,
        instead of aborting when we encounter an PARALLEL insn with more
        then one SET.

2003-09-26  Andreas Krebbel  <krebbel1@de.ibm.com>

        * config/s390/s390.md ("builtin_setjmp_setup"): Insn deleted.
        ("builtin_longjmp"): Insn deleted.
        ("save_stack_nonlocal"): Save literal pool base pointer behind
        backchain and stack pointer.
        ("restore_stack_nonlocal"): Restore literal pool base pointer.
        * config/s390/s390.h (STACK_SAVEAREA_MODE): Double size of
        the stack save area for the nonlocal goto case.

2003-09-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR bootstrap/12358
        * pa.c (output_bvb): Fix typo.

2003-09-26  Richard Sandiford  <rsandifo@redhat.com>

        * expmed.c (store_bit_field): Don't search for an integer mode
        unless we need the result.

2003-09-26  Richard Sandiford  <rsandifo@redhat.com>

        * expr.c (emit_move_insn_1): If there is no move pattern for the
        original mode, try using a pattern for the corresponding integer mode.

2003-09-26  Richard Sandiford  <rsandifo@redhat.com>

        PR middle-end/9200
        * combine.c (if_then_else_cond): Tighten mode check.

2003-09-25  Nathanael Nerode  <neroden@gcc.gnu.org>

        * cppcharset.c, cpphash.h: Rename 'struct strbuf' to
        'struct _cpp_strbuf'.

        * config/i386/netbsd-elf.h, config/i386/netbsd64.h,
        config/i386/netware.h, config/i386/nto.h, config/i386/openbsd.h,
        config/i386/pentium.md, config/i386/pmmintrin.h, config/i386/ppro.md,
        config/i386/ptx4-i.h, config/i386/rtemself.h, config/i386/sco5.h,
        config/i386/sol2.h, config/i386/svr3gas.h, config/i386/sysv3.h,
        config/i386/sysv4-cpp.h, config/i386/sysv4.h, config/i386/sysv5.h,
        config/i386/unix.h, config/i386/uwin.h, config/i386/vsta.h,
        config/i386/xm-cygwin.h, config/i386/xm-djgpp.h,
        config/i386/xm-mingw32.h, config/i386/xmmintrin.h: Replace
        "GNU CC", "GNU compiler", and "GNU C-compiler" with "GCC".
        * config/i386/i386-aout.h, config/i386/i386-coff.h,
        config/i386/i386-interix.h, config/i386/i386-interix3.h,
        config/i386/i386-modes.def, config/i386/i386-protos.h,
        config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
        config/i386/i386elf.h, config/i386/k6.md, config/i386/kaos-i386.h,
        config/i386/linux-aout.h, config/i386/linux.h, config/i386/linux64.h,
        config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mingw32.h,
        config/i386/mmintrin.h, config/i386/moss.h: GNU CC -> GCC.
        "GNU compiler" -> GCC.
        * config/i386/att.h, config/i386/beos-elf.h, config/i386/biarch64.h,
        config/i386/bsd.h, config/i386/crtdll.h, config/i386/cygming.h,
        config/i386/cygwin.h, config/i386/cygwin1.c, config/i386/cygwin2.c,
        config/i386/darwin.h, config/i386/djgpp.h, config/i386/emmintrin.h,
        config/i386/freebsd-aout.h, config/i386/freebsd.h,
        config/i386/freebsd64.h, config/i386/gas.h: GNU CC -> GCC.

2003-09-25  Kelley Cook  <kelleycook@wideopenwest.com>

        * cgraph.c (dump_cgraph):  Don't output newline before dump.  Add in
        "local" to the callgraph dump.  Output "after inlining" earlier.
        * cgraphunit.c: Fix dumpfile whitespace and commonize headers of the
        callgraph dumps.  Correct misspellings.
        (cgraph_decide_inlining):  Output number of insns before inlining.
        Output the calling function into which a function is inlined.
        (cgraph_decide_small_functions): Format dump file like always_inline.

2003-09-25  Loren James Rittle  <ljrittle@acm.org>

        * config/i386/i386.h (ix86_return_in_memory): Add prototype.

2003-09-25  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_emit_prologue): Simplify accesses to
        FPR slots in the save area.
        (s390_emit_epilogue): Likewise.

2003-09-25  Richard Sandiford  <rsandifo@redhat.com>

        * cgraph.h (cgraph_remove_edge): Declare.
        * cgraph.c (cgraph_remove_edge): Make extern.
        * cgraphunit.c (cgraph_finalize_function): Call cgraph_remove_edge
        instead of cgraph_remove_call.

2003-09-25  Ulrich Weigand  <uweigand@de.ibm.com>

        * objc/objc-act.c (gen_declaration_1): Fix printf format.

2003-09-25  Richard Earnshaw  <rearnsha@arm.com>

        * arm.c (all_cores): arm710t, arm720t and arm740t are all based on the
        arm7tdmi core.

2003-09-25  Ziemowit Laski  <zlaski@apple.com>

        * config/darwin-protos.h (objc_image_info_section):
        New prototype.

2003-09-25  Ziemowit Laski  <zlaski@apple.com>

        * Makefile.in (stub-objc.o): Depend on $(GGC_H).

2003-09-25  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Get rid of more gratuitious 'x'es.  Actually allow
        tsc701 as a --with-cpu, --with-tune setting for sparc.

2003-09-25  Ziemowit Laski  <zlaski@apple.com>

        * c-parse.in (objc_try_stmt): Do not specify a %type.

2003-09-25  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: New 'widely ported system' clause for rtems.
        Set thread file there, not in individual clauses.

2003-09-25  Richard Sandiford  <rsandifo@redhat.com>

        PR target/6222
        * config/mips/mips.c (mips_va_arg): Handle arguments that must be
        passed on the stack.

2003-09-25  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (widely ported systems section): Mostly alphabetize
        by system.  Comment the case where we can't.
        * config.gcc (widely ported systems section): Reindent and clean up.

        * config.gcc: Remove some unnecessary uses of 'x' in case statements.
        Actually allow ep9312 as an arm --with-arch setting.

        * config.gcc (*-hpux11): Disable fixproto.

2003-09-24  Phil Edwards  <phil@codesourcery.com>

        PR pch/12112
        * gcc/cppfiles.c (pch_open_file): Return based on combined
        result of all files.
        (validate_pch): Return validate flag for current file.

2003-09-24  Roger Sayle  <roger@eyesopen.com>

        PR bootstrap/12358
        * fold-const.c (tree_swap_operands_p): Only reorder operands when
        one of the operands is constant.

2003-09-24  Ziemowit Laski  <zlaski@apple.com>

        MERGE OF objc-improvements-branch into MAINLINE:
        * Makefile.in (C_OBJS): Add in stub-objc.o.
        (c-parse.y): Change sed demarcations to begin with '@@'.
        (stub-objc.o): New rule.
        * c-common.c (flag_nil_receivers, flag_objc_exceptions, flag_zero_link,
        flag_replace_objc_classes): New flags.
        * c-common.h (RID_AT_THROW, RID_AT_TRY, RID_AT_CATCH, RID_AT_FINALLY,
        RID_AT_SYNCHRONIZED): New keywords.
        (flag_nil_receivers, flag_objc_exceptions, flag_zero_link,
        flag_replace_objc_classes): New flags.
        (lookup_interface, is_class_name, objc_is_object_ptr, objc_check_decl,
        objc_comptypes, objc_message_selector, lookup_objc_ivar,
        get_current_scope, objc_mark_locals_volatile): New prototypes,
        some moved from c-tree.h.
        * c-decl.c (get_current_scope, objc_mark_locals_volatile): New functions.
        (finish_decl): Adjust where objc_check_decl() gets called.
        * c-lang.c (lookup_interface, is_class_name, objc_is_id,  objc_check_decl,
        objc_comptypes, objc_message_selector, lookup_objc_ivar): Remove stubs.
        * c-opts.c (c_common_handle_option): Add handling for  flag_nil_receivers,
        flag_objc_exceptions, flag_replace_objc_classes and flag_zero_link.
        * c-parse.in: Replace 'ifc' and 'end ifc' sed markers with '@@ifc' and
        '@@end_ifc', respectively.
        (AT_THROW, AT_TRY, AT_CATCH, AT_FINALLY, AT_SYNCHRONIZED): New %tokens.
        (objc_try_stmt, superclass, class_ivars, objc_try_catch-stmt,
        objc_finally_block): New rules.
        (component_decl_list2): Clean up semantic action for @defs construct.
        (component_decl, c99_block_start): Remove call to add_objc_decls().
        (poplevel): Add call to objc_clear_super_receiver().
        (stmt): Add rules for @throw, @try..@catch..@finally and @synchronized
        constructs.
        (classdef, methodprotolist): Clean up/simplify.
        (methodprotolist2): Eliminate.
        (methodproto): Call add_method() instead of add_class_method() and
        add_instance_method().
        (receiver): Add TYPENAME production.
        (reswords): Add "throw", "try", "catch", "finally" and "synchronized".
        (rid_to_yy): Add AT_THROW, AT_TRY, AT_CATCH, AT_FINALLY and
        AT_SYNCHRONIZED.
        * c-tree.h (lookup_interface, is_class_name, objc_is_id, objc_check_decl,
        objc_comptypes, objc_message_selector)
        * c-typeck.c (comptypes): In ObjC mode, call objc_comptypes() for
        struct and pointer types.
        (build_c_cast): Do not discard ObjC protocol qualifiers.
        (convert_for_assignment): Cache result of comp_target_types() instead
        of calling it more than once.
        * c.opt (fnext-runtime): Update description string.
        (fnil-receivers, fobjc-exceptions, freplace-objc-classes, fzero-link):
        New ObjC/ObjC++-specific flags.
        * function.h (GCC_FUNCTION_H): Header guard.
        * gengtype-lex.l: Teach lexer about new @@... sed demarcations.
        * stub-objc.c: New file, to be used to satisfy references to ObjC
        functions by the C and C++ front-ends.
        * config/darwin.c (_OBJC_IMAGE_INFO): New global metadata.
        * config/darwin.h (FUNCTION): Add in_objc_image_info.
        (SECTION_FUNCTION): Add objc_image_info_section.
        * doc/invoke.texi: Link to GCC web site for Objective-C information.
        (-fconstant-string-class): Update documentation.
        (-fno-nil-receivers, -fobjc-exceptions, -freplace-objc-classes,
        -fzero-link): New documentation.
        * objc/Make-lang.in (objc-parse.y): Change sed demarcations to begin
        with '@@'.
        * objc/lang-specs.h (@objective-c-header): Fix -E spec.
        * objc/objc/objc-act.c: Replace TYPE_NAME with OBJC_TYPE_NAME
        throughout; provide casts for return values from memory allocation
        functions (xmalloc, alloca, ggc_alloc, etc.).
        (OBJC_VOID_AT_END): New macro.
        (rtl.h): Do not #include any more.
        (STRING_OBJECT_GLOBAL_NAME): Replaced with STRING_OBJECT_GLOBAL_FORMAT.
        (TAG_MSGSEND_STRET, TAG_MSGSENDSUPER_STRET, TAG_MSGSEND_NONNIL,
        TAG_MSGSEND_NONNIL_STRET, TAG_EXCEPTIONEXTRACT, TAG_EXCEPTIONTRYENTER,
        TAG_EXCEPTIONTRYEXIT, TAG_EXCEPTIONMATCH, TAG_EXCEPTIONTHROW,
        TAG_SYNCENTER, TAG_SYNCEXIT): New NeXT runtime entry points.
        (struct val_stack, catch_count_stack, exc_binding_stack,  val_stack_push,
        val_stack_pop): New.
        (objc_check_decl): Fix precondition for error message, along with
        the message itself.
        (lookup_and_install_protocols): Remove nonexistent protocols from
        protocol list instead of returning error_mark_node.
        (create_builtin_decl): Use DECL_ARTIFICIAL only for VAR_DECLs.
        (setup_string_decl): Generalize to use STRING_OBJECT_GLOBAL_FORMAT.
        (synth_module_prologue): General clean-up; construct NeXT-specific
        runtime API prototypes if needed.
        (build_string_class_template): Remove.
        (check_string_class_template, string_layout_checked): New.
        (build_objc_string_object): Generalize to work with
        -fconstant-string-class.
        (build_objc_symtab_template): Fix layout for the NeXT runtime.
        (build_metadata_decl): New.
        (forward_declare_categories): Call build_metadata_decl() instead of
        create_builtin_decl() et al.
        (build_module_descriptor): Use OBJC_VOID_AT_END instead of
        void_list_node_1.
        (build_selector_reference_decl, build_class_reference_decl,
        build_objc_string_decl): Do not set TREE_READONLY.
        (get_proto_encoding): Do not call hack_method_prototype().
        (get_class_reference): Add failure mode for invalid class names;
        support -fzero-link; defer if in an ObjC++ template declaration.
        (objc_declare_alias, objc_declare_class): Fix up duplicate name
        lookup; check for global scope if in ObjC++.
        (is_class_name): Generalize to work with various tree nodes (TYPE_DECL,
        RECORD_TYPE, IDENTIFIER_NODE, etc.)
        (objc_is_id): Removed.
        (objc_is_object_ptr): New function.
        (get_class_ivars_from_name): New function, used for @defs construct.
        (get_class_ivars): Add option to return raw ivars; create a
        ClASS_OWN_IVARS list for each class as needed.
        (objc_enter_block, objc_exit_block, objc_declare_variable,
        objc_build_throw_stmt, val_stack_push, val_stack_pop,
        objc_build_try_enter_fragment, objc_build_extract_expr,
        objc_build_try_exit_fragment, objc_build_extract_fragment,
        objc_build_try_prologue, objc_build_try_epilogue,
        objc_build_catch_stmt, objc_build_catch_epilogue,
        objc_build_finally_prologue, objc_build_finally_epilogue,
        objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
        objc_build_synchronized_epilogue, build_objc_exception_stuff):
        New functions.
        (_JBLEN): _setjmp jmpbuf size (needs to be made a target hook in
        the future).
        (build_private_template): Fix up calls to get_class_ivars().
        (offset_is_register, forwarding_offset): Remove.
        (objc_method_parm_type, objc_encoded_type_size): New functions.
        (encode_method_prototype): Simplify to no longer depend on
        back-end information.
        (build_tmp_function_decl_xxx, build_tmp_function_decl,
        hack_method_prototype): Removed.
        (generate_protocol_references): Remove calls to
        build_tmp_function_decl().
        (generate_protocols): Adjust calls to encode_method_prototype().
        (build_class_template): Generate sel_id' and 'gc_object_type' fields
        for the NeXT runtime.
        (synth_forward_declarations): Call build_metadata_decl().
        (check_ivars): Check that the number of ivars matches also.
        (build_super_template): Modify super_type directly; disable debugging
        output while generating decl.
        (build_ivar_list_initializer): Skip list elements that are not
        FIELD_DECLs.
        (ivar_list_length): New function.
        (generate_ivar_lists): Call ivar_list_length() instead of list_length()
        and encode_method_prototype() instead of encode_method_def().
        (build_shared_structure_initializer): Generate 'sel_id' field for
        the NeXT runtime.
        (generate_category): Do not set TREE_USED.
        (build_keyword_selector): Ditto; transform into a function argument
        chain.
        (get_arg_type_list): If there are no user-specified arguments, use
        '...'; use OBJC_VOID_AT_END.
        (check_duplicates): Add a parameter indicating whether methods or
        selectors are being checked.
        (receiver_is_class_object): Add parameters indicating whether
        receiver is 'self' or 'super'; robustify.
        (build_message_expr): Defer call to finish_message_expr() if
        inside an ObjC++ template.
        (lookup_method_in_hash_lists): New function.
        (finish_message_expr): Complete rewrite/fix.
        (build_objc_method_call): Ditto; factor out commonalities between
        the GNU and NeXT runtimes; acccommodate ..._stret and ...NonNil
        messenger variants on the NeXT.
        (lookup_instance_method_static, lookup_class_method_static):
        Fold into a single lookup_method_static() function with an
        additional parameter.
        (add_class_method, add_instance_method): Fold into a single
        add_method() function with an additional parameter.
        (add_category): Make duplicate categories a hard error in ObjC++.
        (add_instance_variable): Properly handle unnamed ivars, arrays of
        zero or no size and bitfields.  In ObjC++, check for nontrivial
        C++ class instances.
        (is_public): Allow C functions to access non-@public ivars, with
        a warning.
        (start_class): Move common initializations to
        synth_module_prologue(); check for global scope if in ObjC++.
        (continue_class): Fix calls to finish_struct().
        (objc_declare_protocols, start_protocol): Check for global scope
        if in ObjC++.
        (encode_pointer): Encode 'BOOL *' specially on the NeXT.
        (encode_aggregate_within): Rewrite to properly distinguish
        struct tags from typedefs in both ObjC and ObjC++.
        (encode_bitfield, encode_complete_bitfield): Remove.
        (encode_next_bitfield, encode_gnu_bitfield): New functions.
        (encode_field_decl): Call encode_next_bitfield() or
        encode_gnu_bitfield() as needed.
        (synth_self_and_ucmd_args): New function.
        (start_method_def): Use it.
        (objc_types_are_equivalent): New function.
        (comp_proto_with_proto): Use it instead of comptypes(), since
        we need symmetry.
        (really_start_method): Use lookup_method_static() instead of
        lookup_class_method_static() and lookup_instance_method_static();
        Emit 'extern "C"' if in ObjC++ mode.
        (add_objc_decls): Removed.
        (UOBJC_SUPER_scope): New variable.
        (get_super_receiver): Move construction of 'super' from
        add_objc_decls(); remove dependency on struct objc_class.
        (encode_method_def): Removed; encode_method_prototype() is
        used instead.
        (objc_clear_super_receiver): New function.
        (objc_expand_function_end): Do not do anything for ordinary
        C functions.
        (finish_method_def): Mark ObjC methods as un-inlinable.
        (gen_declaration_1): Emit widths of bitfields.
        (finish_objc): Call generate_objc_image_info() if needed;
        use check_duplicates() when checking for selector duplicates.
        (generate_objc_image_info): New function.
        * objc/objc-act.h (add_instance_method, add_class_method,
        get_class_ivars): Remove prototypes.
        (objc_build_throw_stmt, objc_build_try_catch_finally_stmt,
        objc_build_synchronized_prologue, objc_build_synchronized_epilogue,
        objc_build_catch_stmt, objc_build_catch_epilogue,
        objc_build_finally_prologue, objc_build_finally_epilogue,
        add_method, get_class_ivars_from_name): New prototypes.
        (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): New.
        (TYPE_PROTOCOL_LIST): Robustify to distinguish from
        TRANSLATION_UNIT_DECLs.
        (OBJC_TYPE_NAME): New.
        (objc_tree_code): Ensure that either <c-tree.h> or <cp/cp-tree.h>
        got included.
        (IS_SUPER): Robustify.
        (umsg_stret_decl, umsg_super_stret_decl, umsg_nonnil_decl,
        umsg_nonnil_stret_decl, objc_storage_class, objc_exception_extract_decl,
        objc_exception_try_enter_decl, objc_exception_try_exit_decl,
        objc_exception_match_decl, objc_exception_throw_decl,
        objc_sync_enter_decl, objc_sync_exit_decl, objc_exception_data_template,
        objc_setjmp_decl, objc_stack_exception_data, objc_caught_exception,
        objc_rethrow_exception, objc_eval_once, objc_exception_block_stack,
        objc_catch_type): New ObjC/ObjC++ roots.
        * objc/objc-tree.def (MESSAGE_SEND_EXPR, CLASS_REFERENCE_EXPR): New
        ObjC/ObjC++ tree node codes.

2003-09-24  Alexandre Oliva  <aoliva@redhat.com>

        * cpplib.c (do_pragma): Reintroduce cb_line_change call in the
        code path that calls a handler.

2003-09-24  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (c4x-*, tic4x-*, d30v-*, mmix-knuth-mmixware):
        Disable fixproto.

        * config.gcc: Clean up and reindent $with_cpu=yes|no clause and
        the section giving $with_cpu defaults by target.

        * config.gcc (arm-*-coff*, armel-*-coff*, arm*-*-ecos-elf,
        arm*-*-elf, ep9312-*-elf, arm*-wince-pe*, arm*-*-pe*, arm*-*-pe*,
        rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*,
        rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*,
        rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*,
        i[34567]86-pc-msdosdjgpp*): Disable fixproto.

2003-09-24  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.md (movti_power): Collapse case 1 and 2
        together.  Protect load string instruction with TARGET_STRING.
        (movti_string): Collapse case 1 and 2 together.

2003-09-24  Nathan Sidwell  <nathan@codesourcery.com>

        * c-common.c (c_common_type_for_mode): Check for VOIDmode.

2003-09-24  Richard Earnshaw  <rearnsha@arm.com>

        * arm.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Wrap in
        do...while(0)

2003-09-23  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Move use_fixproto=no from generic vxworks clause to
        specific one.

        * config.gcc (powerpc-*-gnu-gnualtivec*): Disable fixproto
        (accidentally missed in last pass).

2003-09-23  Andrew Pinski  <apinski@apple.com>

        PR bootstrap/12383
        * configure: Regenerate.

2003-09-23  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (x86_64-*-freebsd*): Disable fixproto (accidentally
        missed in last pass).

2003-09-23  Alexandre Oliva  <aoliva@redhat.com>

        * config/mn10300/mn10300.md (andsi3): Fix cut&pasto in 0xfffffffe
        constant.

2003-09-23  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Move vax-*-vms* unsupported notice up with the rest.

        * config.gcc (alpha64*-dec-*vms*, alpha*-dec-*vms*,
        powerpc-*-eabisim*, powerpc-*-eabi*, powerpcle-*-eabisim*,
        powerpcle-*-eabi*): Disable fixproto.

        * config.gcc: Move use_fixproto=no from generic FreeBSD clause to
        specific FreeBSD clauses.
        * config.gcc: Move use_fixproto=no from generic NetBSD clause to
        specific NetBSD clauses.
        * config.gcc: Move use_fixproto=no from generic OpenBSD clause
        to specific OpenBSD clauses.

2003-09-23  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.c (hppa_expand_prologue): Do pic register save in frame marker
        without adding a frame note.
        * pa.md (allocate_stack): Save pic register in new frame marker when
        generating pic code.

2003-09-23  Kelley Cook  <kelleycook@wideopenwest.com>

        * cgraphunit.c (cgraph_expand_all_functions): Renamed from
        cgraph_expand_functions.

2003-09-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (gnucompare*): Merge into ...
        (slowcompare*): ... here.
        (fastcompare*): New targets.
        * aclocal.m4 (gcc_AC_PROG_CMP_IGNORE_INITIAL): Add checks for
        other "fast" cmp programs.
        * configure: Regenerate.

2003-09-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * targhooks.c: Include output.h.
        * Makefile.in (targhooks.o): Add output.h to dependency list.

2003-09-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config.host: Removed superfluous newline.

2003-09-23  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Use ${target}, not $machine.
        * configure.in: Don't set $machine.
        * configure: Regenerate.

2003-09-23  Geoffrey Keating  <geoffk@apple.com>

        * config/t-darwin (crt2.o): Add stmp-int-hdrs to dependencies.

        * config/rs6000/rs6000.c (function_arg_pass_by_reference): Don't
        pass zero-size arrays by reference.
        (rs6000_va_arg): Likewise.

2003-09-23  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Set use_fixproto=no in each specific *-gnu*
        configuration, rather than the generic one.

2003-09-23  Richard Henderson  <rth@redhat.com>

        * tree-inline.c (remap_save_expr): Map new save_expr to identity
        rather than to error_mark_node.

2003-09-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.in (HAVE_GAS_SHF_MERGE): Always define to test result.
        Update description.
        * configure: Regenerate.
        * config.in: Likewise.
        * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test for
        HAVE_GAS_SHF_MERGE value.
        * varasm.c (mergeable_string_section): Likewise.
        (mergeable_constant_section): Likewise.

2003-09-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * except.h (MUST_USE_SJLJ_EXCEPTIONS): Test for DWARF2_UNWIND_INFO
        value.

2003-09-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * target.h (struct gcc_target): New member external_libcall.
        * target-def.h (TARGET_ASM_EXTERNAL_LIBCALL): Provide default.
        (TARGET_ASM_OUT): Use it.
        * doc/tm.texi (TARGET_ASM_EXTERNAL_LIBCALL): Document.
        * targhooks.c: Convert to ISO C 90.
        (default_external_libcall): New function.
        * targhooks.h (default_external_libcall): Declare.
        * varasm.c (assemble_external_libcall): Use
        targetm.asm_out.external_libcall instead of
        ASM_OUTPUT_EXTERNAL_LIBCALL.
        * config/mips/mips-protos.h [TARGET_IRIX5 || TARGET_IRIX 6]
        (mips_output_external_libcall): Declare.
        * config/mips/mips.c (mips_output_external_libcall): Change
        definition guard.
        Change to match TARGET_ASM_EXTERNAL_LIBCALL.
        Only operate for O32 ABI.
        * config/mips/iris5.h (TARGET_ASM_EXTERNAL_LIBCALL): Define
        instead of ASM_OUTPUT_EXTERNAL_LIBCALL.
        * config/mips/iris6.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Don't undef,
        superceded by TARGET_ASM_EXTERNAL_LIBCALL.

2003-09-22  Nathnael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Do per-target disabling of fixproto here in clauses,
        not in t- fragments.
        * configure.in: Adjust to set STMP_FIXPROTO correctly.
        * configure: Regenerate.
        * config/arm/t-semi, config/cris/t-cris, config/i386/t-beos,
        config/i386/t-cygming, config/i386/t-nto, config/ia64/t-hpux,
        t-freebsd, t-linux, t-netbsd, t-openbsd, t-rtems, t-vxworks,
        xtensa/t-xtensa: Remove setting of STMP_FIXPROTO.
        * config/i370/t-oe, config/i386/t-netware, config/pa/t-bsd,
        t-interix, t-linux-aout:  Delete files consisting only of
        setting of STMP_FIXPROTO.

        * config.host: Allow unknown hosts (not targets).  Allow
        ns32k-*-netbsdelf* as a host (not a target).  Remove redundant
        empty clauses.  Remove useless obsolete-configuration clause.
        Prune unsupported configuration list.  Collapse identical
        clauses for closely related systems.  Rewrite comment for
        unsupported hosts list.  Reorganize a little.

2003-09-22  Richard Henderson  <rth@redhat.com>

        * c-common.c (c_common_signed_or_unsigned_type): Examine mode,
        not precision.

2003-09-22  David Edelsohn  <edelsohn@gnu.org>
            Hartmut Penner  <hpenner@de.ibm.com>
            Segher Boessenkool  <boessen@de.ibm.com>

        * config/rs6000/rs6000.c (altivec_in_gprs_p): Rename to ...
        (gpr_or_gpr_p): Test INT_REGNO_P and convert to boolean.
        (rs6000_split_altivec_in_gprs): Rename to ...
        (rs6000_split_multireg_move): Add support for update addressing.
        * config/rs6000/rs6000-protos.h: Same.
        * config/rs6000/altivec.md: Same.
        * config/rs6000/rs6000.md (movdi_internal32): Use new splitter for
        multiple GPRs.
        (movti): Remove TARGET_STRING || TARGET_POWERPC64 final condition.
        (movti_power): Use new splitter for multiple GPRs.
        (movti_string): Same.
        (movti_ppc64): Same.

2003-09-22  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa-protos.h: Convert to ISO C90.
        * config/xtensa/xtensa.c: Convert to ISO C90.  Minor formatting fixes.

2003-09-22  Alexandre Oliva  <aoliva@redhat.com>

        * config/mn10300/mn10300.md: Revert 2003-09-17's patch.
        (andsi3): Set attr cc to set_zn when using shifts or adds.

2003-09-22  Bernardo Innocenti <bernie@develer.com>

        * doc/contrib.texi: Add Peter Barada, Paul Dale and myself.

2003-09-22  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.h (MASK_RTD, TARGET_RTD, RETURN_POPS_ARGS):
        Resurrect -mrtd option.

2003-09-21  Andrew Pinski  <pinskia@physics.uc.edu>

        PR target/12281
        * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Call
        mark_referenced instead of setting TREE_SYMBOL_REFERENCED.

2003-09-22  Olivier Hainque  <hainque@act-europe.fr>

        PR target/9786
        * reg-stack.c (convert_regs_1): Purge possible dead eh edges
        after potential deletion of trapping insn. Avoids later ICE
        from call to fixup_abnormal_edges.
        (convert_regs_2): Stack the current block successors before
        processing this block, that is, before the potential deletion of
        dead edges by convert_regs_1, because these edges have been used
        to initialize the predecessors count.

2003-09-22  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * real.c: Fix several nits in the head comment.

2003-09-21  Richard Henderson  <rth@redhat.com>

        * tree.h c-aux-info.c, c-decl.c, c-parse.in, coverage.c, dbxout.c,
        diagnostic.c, dwarf2out.c, dwarfout.c, function.c, integrate.c,
        print-tree.c, stmt.c, toplev.c, tree-dump.c, tree-inline.c,
        tree-optimize.c, tree.c, tree.def, xcoffout.c, config/alpha/alpha.c,
        config/mips/mips.c, doc/c-tree.texi, objc/objc-act.c: Revert.

2003-09-21  Richard Henderson  <rth@redhat.com>

        * tree.h (TREE_LOCUS): Rename from DECL_SOURCE_LOCATION; make const.
        (TREE_FILENAME, TREE_LINENO): Likewise.
        (set_tree_locus, copy_tree_locus, set_tree_file_line): New.
        (TREE_LOCUS_SET_P): New.
        * c-aux-info.c, c-decl.c, c-parse.in, coverage.c, dbxout.c,
        diagnostic.c, dwarf2out.c, dwarfout.c, function.c, integrate.c,
        print-tree.c, stmt.c, toplev.c, tree-dump.c, tree-inline.c,
        tree-optimize.c, tree.c, tree.def, xcoffout.c, config/alpha/alpha.c,
        config/mips/mips.c, doc/c-tree.texi, objc/objc-act.c: Update to match.

2003-09-21  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config/vax/vax-protos.h: Convert to ISO C90.
        * config/vax/vax.c: Convert to ISO C90.

2003-09-21  Graham Stott  <grahams@btinternet.com>

       PR target/12353
       * config/i386/i386.md(ffs_no_cmove): Fix operand 2 constraint.

2003-09-21  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/12301
        * reorg.c (stop_search_p): Return 1 for insns that can
        throw internally.

2003-09-20  Richard Henderson  <rth@redhat.com>

        * c-format.c (gcc_diag_char_table): Add %J.
        (gcc_cdiag_char_table, gcc_cxxdiag_char_table): Likewise.
        (check_format_types): Fix wanted_type name lookup.
        (init_dynamic_diag_info): Setup %J.
        * diagnostic.c (text_specifies_location): Implement %J.
        * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c, calls.c,
        dwarfout.c, expr.c, function.c, stmt.c, stor-layout.c, toplev.c,
        tree-inline.c, tree-optimize.c, varasm.c, config/arm/pe.c,
        config/i386/winnt.c, config/ia64/ia64.c, config/mcore/mcore.c,
        config/v850/v850.c, objc/objc-act.c: Use %J in diagnostics.

        * tree-inline.c: Include intl.h
        (inline_forbidden_p_1): Fix i18n of inline_forbidden_reason.
        * Makefile.in (tree-inline.o): Update.

2003-09-20  Roger Sayle  <roger@eyesopen.com>

        * config/i386/i386.c (ix86_expand_carry_flag_compare): Fix
        transformation of a>=0 into (unsigned)a<0x80000000.

2003-09-20  Andrew Pinski <apinski@apple.com>

        * config/darwin.c (machopic_select_rtx_section): Fix check for PIC code.

2003-09-20  Nathanael Nerode  <neroden@gcc.gnu.org>

        * Makefile.in: Don't set (unused) DLLTOOL.

        * config/arm/t-linux, config/arm/t-netbsd, config/arm-t-semi:
        Remove obsolete references to ENQUIRE.

2003-09-19  Nathanael Nerode  <neroden@gcc.gnu.org>

        * configure.in: Remove --with-elf, which doesn't work.
        * configure: Regenerate.
        * config.gcc: Remove references to $elf, which does nothing.

        * config/i386/xm-vsta.h: Remove xm-file believed useless.
        * config.build (i386-vsta): Remove reference to it.
        * config.host (i386-vsta): Remove reference to it.

2003-09-19  Phil Edwards  <phil@codesourcery.com>

        * doc/install.texi:  Document the multiple testsuite options.

2003-09-19  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/install.texi (Specific): Add the specific versions of GCC
        where support for FreeBSD 1, HP-UX version 9 and older, and AIX
        version 3 and older was discontinued.

2003-09-19      Joel Sherrill <joel@oarcorp.com>

        * config/m68k/t-m68kbare, config/m68k/t-rtems: Change 68681 to
        68881.

2003-09-19  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.h (TARGET_CPU_CPP_PREDEFINES): Add predefines
        for -m68030, -m68020-60 and -m68020-40.
        * config/m68k/m68k.h (TARGET_68030): New target flag.
        * config/m68k/m68k.h (MASK_RTD, TARGET_RTD, MASK_REGPARM,
        TARGET_REGPARM): Remove.
        * config/m68k/m68k.h: Regroup and renumber target flags.
        * config/m68k/m68k.h (TARGET_SWITCHES): Fix some tabulations.
        * config/m68k/m68k.h (RETURN_POPS_ARGS): Always evaluate to 0.
        * config/m68k/m68k.h (FUNCTION_ARG): Likewise.
        * config/m68k/m68k.h (FUNCTION_ARG_PARTIAL_NREGS): Likewise.
        * config/m68k/m68k-none.h: Use MASK_xxx values in M68K_CPU_xxx macros.

2003-09-19  Ralf Corsepius <corsepiu@faw.uni-ulm.de>

        * config/m68k/t-rtems (m68k-*-rtems*): New.
        * config.gcc: Use config/m68k/t-rtems.

2003-09-19  Ralf Corsepius <corsepiu@faw.uni-ulm.de>

        * config/mips/t-rtems: New.
        * config.gcc (mips*-*-rtems*): Use config/mips/t-rtems.

2003-09-19  Kelley Cook  <kelleycook@wideopenwest.com>

        * cgraph.c: Fix typo in debugging output.

2003-09-19  T. Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
            Eric Botcazou <ebotcazou@libertysurf.fr>

        PR target/12166
        * config/sparc/sol2-c1.asm (start): Set __Argv if GCRT1.

2003-09-18  Mike Stump  <mrs@apple.com>

        * c-ppoutput.c (print):  Use fileline typedef for field 'line'.
        (print_line, maybe_print_line, cb_define, cb_undef, cb_include,
        cb_ident, cb_def_pragma):  Use fileline typedef.
        * cpphash.h (struct cpp_reader):  Likewise for field out.first_line.

2003-09-18  Danny Smith  <dannysmith@users.sourceforge.net>

        * config/i386/winnt.c (gen_stdcall_suffix): Quit summation of
        total parm size if a parm has incomplete type.
        (gen_fastcall_suffix): Likewise.

2003-09-18  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * except.c (output_function_exception_table): Adjust last change
        to handle TYPE of INTEGER_CST.

2003-09-18  Mark Mitchell  <mark@codesourcery.com>

        PR target/11184
        * builtins.c (expand_builtin_apply): Use convert_memory_address
        before returning the value.

        * alias.c (find_base_value): Simplify use of
        convert_memory_address.
        (find_base_term): Likewise.
        * builtins.c (expand_builtin_stejmp_setup): Likewise.
        (expand_builtin_longjmp): Likewise.
        (expand_builtin_prefetch): Likewise.
        (get_memory_rtx): Likewise.
        (expand_builtin_return): Likewise.
        (expand_builtin_memcpy): Likewise.
        (expand_builtin_strncpy): Likewise.
        (expand_builtin_memset): Likewise.
        (expand_builtin_va_arg): Likewise.
        (expand_builtin_va_copy): Likewise.
        (expand_builtin_alloca): Likewise.
        * calls.c (expand_call): Likewise.
        * except.c (expand_builtin_extract_return_addr): Likewise.
        (expand_builtin_eh_return): Likewise.
        * explow.c (convert_memory_address): Define even when
        POINTER_EXTEND_UNSIGNED is not defined.  Do nothing if the address
        is already in the right mode.
        * explow.c (memory_address): Simplify use of convert_memory_address.
        (probe_stack_range): Likewise.
        * expmed.c (make_tree): Likewise.
        * expr.c (emit_block_move_in_libcall): Likewise.
        (expand_assignment): Likewise.
        (expand_expr): Likewise.
        * function.c (assign_parms): Likewise.
        (expand_function_end): Likewise.
        * integrate.c (copy_rtx_and_substitute): Likewise.
        * stmt.c (expand_computed_goto): Likewise.

2003-09-18  Roger Sayle  <roger@eyesopen.com>

        * simplify-rtx.c (simplify_unary_operation): Only transform
        (not (eq X Y)) into (ne X Y) when mode is BImode or STORE_FLAG_VALUE
        is -1.  RTL "not" is a bit-wise not, "~", not a logical not "!".

2003-09-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        PR target/11674
        * config/i386/i386.c (x86_emit_floatuns): Also handle SImode operand.

2003-09-18  Roger Sayle  <roger@eyesopen.com>

        * tree.def (FFS_EXPR, CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR,
        PARITY_EXPR): Delete unused tree codes.
        * c-common.c (c_common_truthvalue_conversion): Delete references
        to FFS_EXPR and POPCOUNT_EXPR.
        * c-pretty-print.c (pp_c_postfix_expression): Remove FFS_EXPR.
        (pp_c_expression): Likewise.
        * expr.c (expand_expr): Delete RTL expansion of FFS_EXPR, CLZ_EXPR,
        CTZ_EXPR, POPCOUNT_EXPR and PARITY_EXPR.
        * fold-const.c (tree_expr_nonnegative_p): Remove FFS_EXPR, CLZ_EXPR,
        CTZ_EXPR, POPCOUNT_EXPR and PARITY_EXPR.  Add support for calls to
        BUILT_IN_FFS, BUILT_IN_PARITY and BUILT_IN_POPCOUNT and their long
        and long long variants.

2003-09-18  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (pp_type_specifier_seq): Fix thinko.
        * c-pretty-print.c: Fix formatting.
        (pp_c_integer_constant): Append type annotation to literals.  Tidy.
        (pp_c_type_specifier): Tidy.
        (pp_c_compound_literal): New function.
        (pp_c_initializer): Simplify..
        (pp_c_initializer_list): Likewise.
        (pp_c_brace_enclosed_initializer_list): New function.
        (pp_c_postfix_expression): Simplify.

2003-09-17  Alexandre Oliva  <aoliva@redhat.com>

        * config/mn10300/mn10300.md (andsi3, iorsi3, xorsi3,
        one_complsi2, bit-clear, bit-set, iorqi3): Make them set_zn.

2003-09-17  Richard Henderson  <rth@redhat.com>

        * tree-optimize.c (tree_rest_of_compilation): Save and restore
        input_location.

2003-09-17  Daniel Jacobowitz  <drow@mvista.com>

        * config/rs6000/sysv4.h (LIB_LINUX_SPEC): Give -lpthread before -lc.

2003-09-17  Richard Henderson  <rth@redhat.com>

        * cfg.c (dump_flow_info): Skip register dump if reg_n_info null.

2003-09-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.in (gcc_cv_ld_hidden): Don't test gnu_ld_flag.
        * configure: Regenerate.

2003-09-17  Mark Mitchell  <mark@codesourcery.com>

        PR debug/12066
        * dbxout.c (dbxout_init): Use a langhook to find builtin types.
        * langhooks-def.h (lhd_return_null_tree_v): New function.
        (LANG_HOOKS_BUILTIN_TYPE_DECLS): New macro.
        (LANG_HOOKS_DECLS): Add it to the intializer.
        * langhooks.c (lhd_return_null_tree_v): New function.
        * langhooks.h (lang_hooks_for_decls): Add builtin_type_decls.

2003-09-17  Daniel Jacobowitz  <drow@mvista.com>

        * configure.in: Quote gcc_config_arguments for configargs.h.
        * configure: Regenerated.
        * gccbug.in: Don't shell-expand gcc_config_arguments.

2003-09-17  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        PR c++/11357
        * c-pretty-print.c (pp_c_floating_constant): Append
        type-annotation to floating constants.

2003-09-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/iris5.h (TARGET_OS_CPP_BUILTINS): Define _LONGLONG.
        Define _ABIO32.
        Use it for _MIPS_SIM.
        * config/mips/iris6-o32.h (TARGET_OS_CPP_BUILTINS): Removed.

        * config/mips/iris6-o32-as.h (SUBTARGET_ASM_OPTIMIZING_SPEC):
        Moved ...
        * config/mips/iris5.h (SUBTARGET_ASM_OPTIMIZING_SPEC): ... here,
        updating comment.
        Fixes PR target/10190.

2003-09-17  Daniel Jacobowitz  <drow@mvista.com>

        * config/rs6000/sysv4.h (LIB_LINUX_SPEC): Make -pthread apply
        to shared libraries.

2003-09-17  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/11646
        * cfgrtl.c (purge_dead_edges) [JUMP_INSN]: Rematerialize the
        EDGE_ABNORMAL flag for EH edges.
        * toplev.c (rest_of_handle_cse): Delete unreachable blocks
        if dead edges were purged.

2003-09-16  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add target predefines.
        * config/m68k/m68k-none.h (CPP_CPU_DEFAULT_SPEC): Kill all definitions.
        * config/m68k/m68k-none.h (CPP_FPU_SPEC): Remove.
        * config/m68k/m68k-none.h (CPP_SPEC): Likewise.

2003-09-16  Ian Lance Taylor  <ian@wasabisystems.com>

        * cfgcleanup.c (label_is_jump_target_p): Correct use of table
        returned by tablejump_p.

2003-09-16  Joel Brobecker  <brobecker@gnat.com>

        * dwarf2asm.c (dw2_asm_output_nstring): Add comment.

2003-09-16  Roger Sayle  <roger@eyesopen.com>

        PR bootstrap/12269
        * simplify-rtx.c (simplify_gen_relational): Allow the cmp_mode
        argument to be VOIDmode, taking the mode of the comparison from
        the operands.  Only call simplify_relational_operation if we
        know the mode of the comparison.  Honor FLOAT_STORE_FLAG_VALUE
        if comparison has a floating point result.  Ensure that the
        result is always of the specified mode.
        (simplify_replace_rtx): Simplify call to simplify_gen_relational.
        (simplify_unary_operation): Ensure the correct mode and cmp_mode
        are always passed to simplify_gen_relational.  Simplify NOT of
        comparison operator in any mode, not just BImode.
        (simplify_ternary_operation): Correct tests on the return value
        of simplify_relational_operation to use const_true_rtx, not
        const1_rtx.  Abort if it ever returns a non-constant result.

        * cfgloopanal.c (count_strange_loop_iterations): Use the function
        simplify_relational_operation, not simplify_gen_relational, if
        we're only interested in constant comparisons and will ignore
        non-constant results.

2003-09-16  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (tree_swap_operands_p): New function to determine
        the prefered ordering of operands.
        (fold): Numerous clean-ups.  Use tree_swap_operands_p when swapping
        operands to commutative, comparison or ternary operators.  Replace
        uses of TREE_SET_CODE with recursive call to fold.  Remove duplicate
        transformation of A ? B : C into !A ? C : B.

2003-09-16  Jakub Jelinek  <jakub@redhat.com>

        * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
        * config/alpha/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
        * config/arm/linux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
        * config/rs6000/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
        * config/rs6000/linux64.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
        * config/sh/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
        * config/sparc/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
        * config/sparc/linux64.h (LINK_GCC_C_SEQUENCE_SPEC): Define.

2003-09-16  Jason Merrill  <jason@redhat.com>
            Jakub Jelinek  <jakub@redhat.com>

        * c-common.c (handle_warn_unused_result_attribute): New function.
        (c_common_attribute_table): Add warn_unused_result.
        (c_expand_expr): Issue warning when result of inlined function
        with warn_unused_result attribute is ignored.
        * calls.c (expand_call): Issue warning when result of function
        with warn_unused_result attribute is ignored.
        * c-common.h (STMT_EXPR_WARN_UNUSED_RESULT): Define.
        * expr.c (expr_wfl_stack): Define.
        (expand_expr) <case EXPR_WITH_FILE_LOCATION>: If ignore,
        pass const0_rtx as target.  Chain locations into expr_wfl_stack.
        * tree-inline.c (expand_call_inline): Set STMT_EXPR_WARN_UNUSED_RESULT
        bit if inlined function has warn_unused_result attribute.
        * input.h (expr_wfl_stack): Declare.
        * doc/extend.texi: Document warn_unused_result attribute.

2003-09-15  Alexandre Oliva  <aoliva@redhat.com>

        * cpplib.c (do_pragma): Remove unnecessary cb_line_change.

2003-09-15  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.c (xtensa_multibss_section_type_flags): Add
        ATTRIBUTE_UNUSED.
        (call_insn_operand): For PIC, don't allow a direct call to a
        function in a different section than the current one.

2003-09-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

        * doc/invoke.texi (Warning Options): Add missing hyphen before
        "Wimport".  Change "-Wno-endif-labels" to "-Wendif-labels".
        Move "-Wold-style-definition" to the C-only section.
        Fix the ordering of the warning options.

2003-09-15  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
            Jeff Law  <law@redhat.com>

        * gcse.c (remove_reachable_equiv_notes): New.
        replace_store_insn): Call it.  Update antic list.
        (store_killed_in_insn): Take REG_EQUAL notes into account.
        (build_store_vectors, delete_store): Add parameter to
        replace_store_insn call.

2003-09-15  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.h (LEGITIMATE_PIC_OPERAND_P): Use
        SYMBOL_REF_LOCAL_P.

2003-09-15  Kazu Hirata  <kazu@cs.umass.edu>

        * expr.h (DEFAULT_FUNCTION_ARG_PADDING): New.
        (FUNCTION_ARG_PADDING): Use DEFAULT_FUNCTION_ARG_PADDING.
        * config/ia64/ia64.c (ia64_hpux_function_arg_padding):
        Likewise.
        * config/m68hc11/m68hc11.c (m68hc11_function_arg_padding):
        Likewise.
        * config/rs6000/rs6000.c (function_arg_padding): Likewise.
        * config/sparc/sparc.c (function_arg_padding): Likewise.

2003-09-15  Vladimir Makarov  <vmakarov@redhat.com>

        * haifa-sched.c (schedule_block): Use ready_remove_first instead
        of choose_ready for non-dfa insn scheduling.

2003-09-15  Andreas Jaeger  <aj@suse.de>
            Kaveh R. Ghazi <ghazi@caip.rutgers.edu>

        * doc/invoke.texi (Warning Options): Describe -Wold-style-definition.
        * c-opts.c (c_common_handle_option): Handle OPT_Wold_style_definition.
        * c-parse.in: Warn about old-style parameter definition.
        * c-common.c: Define warn_old_style_defintion.
        * c-common.h: Declare it.
        * c.opt: Add Wold-style-defintion.

2003-09-15  Andreas Jaeger  <aj@suse.de>

        * config/rs6000/altivec.h: Convert () prototypes to ISO C90.
        * config/rs6000/rs6000.c: Likewise.

2003-09-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        PR optimization/10914
        * expr.h (get_condition, canonicalize_condition): Declaration changed.
        * cfgloopanal.c (simple_loop_exit_p): Add parameter to a get_condition
        and canonicalize_condition calls.
        * gcse.c (fis_get_condition, delete_null_pointer_checks_1,
        delete_null_pointer_checks): Ditto.
        * ifcvt.c (noce_get_alt_condition, noce_get_condition): Ditto.
        * predict.c (estimate_probability, expected_value_to_br_prob): Ditto.
        * loop.c (check_dbra_loop, get_condition_for_loop): Ditto.
        (canonicalize_condition, get_condition): Allow to return comparisons
        of cc mode registers.
        * loop-unswitch.c (may_unswitch_on_p, unswitch_single_loop): Allow
        cc mode registers comparison in condition.

2003-09-12  Mark Mitchell  <mark@codesourcery.com>

        * coverage.c (create_coverage): Do not call pushlevel/poplevel.
        * langhooks-def.h (lhd_do_nothing_iii_return_null_tree): New
        function.
        * langhooks.c (lhd_do_nothing_iii_return_null_tree): Define it.

2003-09-14  Kazu Hirata  <kazu@cs.umass.edu>

        * combine.c (simplify_comparison): Convert
        (ne (and (lshiftrt (xor X CST) Y) 1) 0) into
        (eq (and (lshiftrt X Y) 1) 0).

2003-09-14  Kazu Hirata  <kazu@cs.umass.edu>

        * alias.c: Follow spelling conventions.
        * cpphash.h: Likewise.
        * fold-const.c: Likewise.

2003-09-14  Alexandre Oliva  <aoliva@redhat.com>

        * c-ppoutput.c (cb_line_change): Revert 2003-08-04's change.
        * c-lex.c (cb_line_change): Skip line changing whenever
        c-ppoutput.c would.

2003-09-14  Steven Bosscher  <steven@gcc.gnu.org>

        * ra.c: Convert to ISO C90 prototypes.
        * ra-build.c: Likewise.
        * ra-colorize.c: Likewise.
        * ra-debug.c: Likewise.
        * ra-rewrite.c: Likewise.

2003-09-14  Richard Sandiford  <rsandifo@redhat.com>

        * Makefile.in (%.dvi): Remove excess $(docdir).

2003-09-14  Richard Sandiford  <rsandifo@redhat.com>

        * function.c (STACK_BYTES): Move definition to head of file.
        (assign_parms): Don't pass current_function_pretend_args_size
        directly to SETUP_INCOMING_VARARGS.  For partial register arguments,
        round current_function_pretend_args_size up to STACK_BYTES.  Skip any
        excess before laying out the argument.

2003-09-14  Andreas Jaeger  <aj@suse.de>

        * objc/objc-act.c: Convert to ISO C90 prototypes.
        * objc/objc-act.h: Likewise.

2003-09-14  Olaf Hering  <olh@suse.de>

        * config/rs6000/rs6000.c: Fix typo: Remove extra ')'.

2003-09-13  Andrew Pinski <pinskia@physics.uc.edu>

        PR target/12021
        * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Remove the asserts
        as they already are done in config/m68k/m68k.h.
        * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Likewise

        * config/rs6000/rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Remove.
        (machopic_output_stub): Only generate pic base symbols when using pic
        and generate them in the form L00000000$spb.

2003-09-13  Richard Henderson  <rth@redhat.com>

        * cgraphunit.c (cgraph_assemble_pending_functions): Export.
        (cgraph_finalize_function): Revert TREE_ASM_WRITTEN check.
        * cgraph.h: Update.

2003-09-12  Dale Johannesen  <dalej@apple.com>

        * config/rs6000/rs6000.c: Fix typos in previous.

2003-09-12  Ziemowit Laski  <zlaski@apple.com>

        * pretty-print.c (pp_construct): Use xcalloc instead of xmalloc
        when allocating pp->buffer.

2003-09-12  Geoffrey Keating  <geoffk@apple.com>

        * config/darwin.c (machopic_select_rtx_section): Use
        const_data_section for things that might require relocation.

2003-09-12  H.J. Lu  <hongjiu.lu@intel.com>

        PR bootstrap/12264
        * tree-inline.c (inline_forbidden_p_1): Cast the 3rd arg to tree.

2003-09-12  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/elf.h (ASM_SPEC): Remove no-density option.  Reformat.
        * config/xtensa/linux.h (ASM_SPEC): Likewise.
        * config/xtensa/xtensa.h (TARGET_SWITCHES): Remove -mbig-endian,
        -mlittle-endian, -m[no-]density, -m[no-]abs, -m[no-]addx, -m[no-]mac16,
        -m[no-]mul16, -m[no-]mul32, -m[no-]nsa, -m[no-]minmax, -m[no-]sext,
        -m[no-]booleans, -mhard-float, -msoft-float, -m[no-]hard-float-div,
        -m[no-]hard-float-recip, -m[no-]hard-float-sqrt, and
        -m[no-]hard-float-rsqrt options.  Delete corresponding MASK_* macros
        and redefine corresponding TARGET_* macros with constants from the
        xtensa-config.h header.
        * doc/invoke.texi (Option Summary, Xtensa Options): Remove documention
        for the options listed above.

2003-09-12  Dale Johannesen  <dalej@apple.com>

        * config/rs6000/rs6000-protos.h:  Use C90 prototypes.
        * config/rs6000/rs6000-c.c:  Ditto.
        * config/rs6000/rs6000.c:  Ditto.
        * config/rs6000/ sysv4.h:  Ditto.

2003-09-12  Chris Lattner <sabre@nondot.org>

        * loop.c: Move comments describing BIV's and GIV's to top of file

2003-09-12  Roger Sayle  <roger@eyesopen.com>

        PR optimization/8967
        * alias.c (write_dependence_p): Modify to take an additional constp
        argument that controls whether the UNCHANGING_RTX_P flags are used.
        (anti_dependence, output_dependence): Adjust write_dependence_p
        callers to pass this additional argument, to return the same result.
        (unchanging_anti_dependence): New variant of anti_dependence that
        ignores the UNCHANGING_RTX_P property on memory references.
        * rtl.h (unchaning_anti_dependence): Prototype here.
        * flow.c (init_propagate_block): Place fake constant mem writes on
        the mem_set_list so that dead writes to const variables are deleted.
        (insn_dead_p): Change anti_dependence to unchanging_anti_dependence.
        (mark_used_regs): Likewise.

2003-09-12  Richard Sandiford  <rsandifo@redhat.com>

        * config/mcore/mcore-protos.h (mcore_r15_operand_p): Declare.
        (mcore_secondary_reload_class): Declare.
        (mcore_output_inline_const_forced): Remove.
        * config/mcore/mcore.md (movsi): Remove the code that forced
        non-inlineable constants into a register if the target was r15
        or the stack pointer.  Remove constant restrictions from the main
        define_insn.  Remove r <- I, r <- M and r <- N alternatives in favor
        of an r <- P alternative.  Remove fallback define_insn for reload.
        (movhi, movqi): Use gen_lowpart rather than gen_SUBREG.  Remove reload
        define_insn.  Use mcore_output_move in the remaining define_insn.
        Adjust condition and constraints in the way as for movsi.
        (movdi): Always split unacceptable constants into two.  Use
        simplify_gen_subreg instead of operand_subword{,_force}.
        * config/mcore/mcore.c (mcore_output_inline_const_forced): Remove.
        (mcore_output_move): Support HImode and QImode moves as well.
        (mcore_m15_operand_p): New function.
        (mcore_reload_class): Use it to detect cases where LRW_REGS are better.
        (mcore_secondary_reload_class): New function.
        * config/mcore/mcore.h (SECONDARY_RELOAD_CLASS): Redefine in
        terms of mcore_secondary_reload_class.

2003-09-11  Mike Stump  <mrs@apple.com>

        * c-lex.c (fe_file_change): Don't transform to_line with SOURCE_LINE.

2003-09-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.c (fold_builtin_logarithm): if N can't be truncated to
        MODE exactly, then only convert logN(N) -> 1.0 if
        flag_unsafe_math_optimizations is set.

        * builtins.c (builtin_dconsts_init, dconstpi, dconste,
        init_builtin_dconsts): Delete.
        * emit-rtl.c (dconstpi, dconste): Define.
        (init_emit_once): Initialize dconstpi & dconste.
        * real.h (dconstpi, dconste): Declare.

2003-09-11  Alexandre Oliva  <aoliva@redhat.com>

        PR fortran/11522
        * dwarf2out.c (gen_inlined_subroutine_die): Emit abstract function
        for ultimate origin even if block is abstract.

2003-09-11  Roger Sayle  <roger@eyesopen.com>

        * combine.c (combine_simplify_rtx): Move several NOT and NEG
        optimizations from here...
        * simplify-rtx.c (simplify_unary_operation): to here.  Recursively
        simplify expressions using simplify_gen_*ary instead of gen_rtx_*.

2003-09-11  Richard Henderson  <rth@redhat.com>

        * cgraphunit.c (cgraph_finalize_function): Add nested arg.
        Tweek tests for function already generated.
        (cgraph_expand_function): Don't double announce in !unit-at-a-time.
        * cgraph.h (cgraph_finalize_function): Update for extra arg.
        * c-decl.c (finish_function): Likewise.

2003-09-10  Joe Buck  <jbuck@welsh-buck.org>

        * c-decl.c (poplevel): Eliminate use of |= in function_body assignment.

2003-09-10  Jerry Quinn  <jlquinn@optonline.net>

        * real.c: Update URL to VAX floating point docs.
        (decode_vax_d): Extract 8 exponent bits instead of 7.

2003-09-10  Ian Lance Taylor  <ian@wasabisystems.com>

        * combine.c (force_to_mode): Set fuller_mask based only on mask,
        not op_mode.

2003-09-11  Jan Hubicka  <jh@suse.cz>

        * c-objc-common.c (c_cannot_inline_tree_fn): Warn
        on why function is not inlinable; do not check
        the body.
        (inline_forbidden_p): Move to...
        * tree-inline.c (inline_forbidden_p_1): ... here; Add warnings;
        deal with alloca, longjmp.
        (inline_forbidden_p): New static function.
        (find_alloca_call_1, find_alloca_call, find_builtin_longjmp_call_1,
        find_builtin_longjmp_call): Kill.

2003-09-10  Richard Henderson  <rth@redhat.com>

        * cgraph.h (struct cgraph_node): Rename lowered to analyzed.
        * cgraphunit.c: Update to match.
        (record_call_1): Rearrange.  Call lang hook for language nodes.
        (cgraph_analyze_function): Don't call lower_function.
        * langhooks.h (struct lang_hooks_for_callgraph): Replace
        lower_function with analyze_expr.
        * langhooks-def.h: Update to match.
        * langhooks.c (lhd_callgraph_analyze_expr): New.

2003-09-10  Martin Husemann  <martin@duskware.de>

        PR target/11965
        * config/sparc/sparc.c (sparc_v8plus_shift): Protect against
        constants greater than 63.
        * config/sparc/sparc.md (ashlsi3, ashrsi3, lshrsi3): Protect
        against constants greater than 31.
        (*ashldi3_sp64, *ashrdi3_sp64, *lshrdi3_sp64): Protect against
        constants greater than 63.

2003-09-09  Richard Henderson  <rth@redhat.com>

        * cgraphunit.c (cgraph_finalize_function): Remove unused argument.
        * cgraph.h (cgraph_finalize_function): Update.
        * c-decl.c (finish_function): Update.

2003-09-09  Devang Patel  <dpatel@apple.com>

        * config/darwin.h (LINK_SPEC): Pass -nofixprebinding to linker.
        * doc/invoke.texi: Document new Darwin linker option -nofixprebinding.

2003-09-09  Eric Christopher  <echristo@redhat.com>

        * configure.in: Change usage of 'head' to 'sed 1q'.
        * configure: Regenerate.

2003-09-09  Richard Henderson  <rth@redhat.com>

        * except.c: Include cgraph.h.
        (output_function_exception_table): Invoke
        cgraph_varpool_mark_needed_node.
        * Makefile.in (except.o): Update.

2003-09-07  Kelley Cook  <kelleycook@wideopenwest.com>

        * Makefile.in: Define REMAKEFLAGS for LANGUAGES & BOOT_CFLAGS
        and use it throughout.

2003-09-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.c (real_dconstp, fold_builtin_logarithm,
        fold_builtin_exponent): New, split out from fold_builtin.  Also
        generalize to add log2, log10, exp2 and exp10/pow10 equivalents.
        * emit-rtl.c (dconst3, dconst10, dconstthird): New.
        (init_emit_once): Initialize new dconsts, use ARRAY_SIZE in lieu
        of hardcoded array size.
        * fold-const.c (fold): Add cases for exp2, exp10 and pow10.
        (tree_expr_nonnegative_p): Likewise.
        * real.h (dconst3, dconst10, dconstthird): New.

2003-09-09  Jan Hubicka  <jh@suse.cz>

        * cgraphunit.c (cgraph_finalize_function): Fix handling of extern
        inline functions.
        (cgraph_finalize_compilation_unit): Fix crash when dealing with lost
        DECL_SAVED_TREE.

2003-09-09  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (fold_builtin_cabs): Protect the complex argument
        against multiple evaluation when optimizing cabs* into sqrt*.

2003-09-09  Jan Hubicka  <jh@suse.cz>

        * varasm.c (notice_global_symbol):  Properly deal with weak symbols.

2003-09-08  Kelley Cook <kelleycook@wideopenwest.com>

        * Makefile.in: Revert yesterday's change.

2003-09-08  Bernardo Innocenti  <bernie@develer.com>
            Peter Barada <peter@baradas.org>

        * config/m68k/coff.h (REGISTER_NAMES): Add fake register `argptr'
        * config/m68k/hp320.h (REGISTER_NAMES): Likewise.
        * config/m68k/linux.h (REGISTER_NAMES): Likewise.
        * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
        * gcc/config/m68k/sgs.h (REGISTER_NAMES): Likewise.
        * config/m68k/m68k-protos.h (m68k_initial_elimination_offset): Add prototype.
        * config/m68k/m68k.c (m68k_frame): New struct, simular to ix86 back-end.
        (m68k_compute_frame_layout): New function.
        (m68k_initial_elimination_offset): New function.
        (m68k_output_function_prologue): ColdFire-specific movem handling.
        (m68k_output_function_epilogue): Likewise.
        * config/m68k/m68k.h (FIRST_PSEOUDO_REGISTER): Make room for argptr reg.
        (ARG_POINTER_REGNUM): Add new definition.
        (INITIAL_FRAME_POINTER_OFFSET): Remove macro.
        (ELIMINABLE_REGS): Define new macro, like in ix86 back-end.
        (CAN_ELIMINATE): Likewise.
        (INITIAL_ELIMINATION_OFFSET): Likewise.

2003-09-08  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.c (m68k_output_function_prologue): Simplify
        by removing redundant variable cfa_store_offset.

2003-09-08  Mark Mitchell  <mark@codesourcery.com>

        * langhooks-def.h (lhd_register_builtin_type): New function.
        (LANG_HOOKS_REGISTER_BUILTIN_TYPE): New macro.
        (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
        * langhooks.h (lang_hooks_for_types): Add register_builtin_type.
        * langhooks.c (lhd_register_builtin_type): New function.
        * c-common.h (c_register_builtin_type): Declare.
        * c-common.c (c_register_builtin_type): New function.
        * c-lang.c (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define to
        c_register_builtin_type.
        * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Remove __fpreg,
        __float80, and __float128 macros.
        * config/ia64/ia64.c (ia64_init_builtins): Create __fpreg,
        __float80, and __float128 types.

2003-09-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtin-types.def
        (BT_FN_COMPLEX_LONGDOUBLE_COMPLEX_LONGDOUBLE_COMPLEX_LONGDOUBLE,
        BT_FN_COMPLEX_DOUBLE_COMPLEX_DOUBLE_COMPLEX_DOUBLE,
        BT_FN_COMPLEX_FLOAT_COMPLEX_FLOAT_COMPLEX_FLOAT): New.
        * builtins.def (BUILT_IN_CACOS, BUILT_IN_CACOSF, BUILT_IN_CACOSH,
        BUILT_IN_CACOSHF, BUILT_IN_CACOSHL, BUILT_IN_CACOSL,
        BUILT_IN_CARG, BUILT_IN_CARGF, BUILT_IN_CARGL, BUILT_IN_CASIN,
        BUILT_IN_CASINF, BUILT_IN_CASINH, BUILT_IN_CASINHF,
        BUILT_IN_CASINHL, BUILT_IN_CASINL, BUILT_IN_CATAN,
        BUILT_IN_CATANF, BUILT_IN_CATANH, BUILT_IN_CATANHF,
        BUILT_IN_CATANHL, BUILT_IN_CATANL, BUILT_IN_CCOS, BUILT_IN_CCOSF,
        BUILT_IN_CCOSH, BUILT_IN_CCOSHF, BUILT_IN_CCOSHL, BUILT_IN_CCOSL,
        BUILT_IN_CEXP, BUILT_IN_CEXPF, BUILT_IN_CEXPL, BUILT_IN_CPOW,
        BUILT_IN_CPOWF, BUILT_IN_CPOWL, BUILT_IN_CPROJ, BUILT_IN_CPROJF,
        BUILT_IN_CPROJL, BUILT_IN_CSIN, BUILT_IN_CSINF, BUILT_IN_CSINH,
        BUILT_IN_CSINHF, BUILT_IN_CSINHL, BUILT_IN_CSINL, BUILT_IN_CSQRT,
        BUILT_IN_CSQRTF, BUILT_IN_CSQRTL, BUILT_IN_CTAN, BUILT_IN_CTANF,
        BUILT_IN_CTANH, BUILT_IN_CTANHF, BUILT_IN_CTANHL, BUILT_IN_CTANL):
        New.
        * doc/extend.texi: Document new builtins.

2003-09-09  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (cgraph_varpool_finalize_decl): Sanity check duplicated
        finalization.
        * cgraphunit.c (decide_is_fnction_needed): Avoid special case of nested
        functions, check for COMDAT.
        (cgraph_assemble_pending_functions): Break out from...
        (cgraph_finalize_function): ... here; allow redefinig of extern inline
        functions.
        (record_call_1): Record function references only in non-unit-at-a-time
        mode.
        (cgraph_analyze_function): Reset current_function_decl.
        (cgraph_finalize_compilation_unit):  Assemble pending functions.

2003-09-08  Mark Mitchell  <mark@codesourcery.com>

        * mklibgcc.in (libcc.a): Depend on stmp-dirs.
        (libgov.a): Likewise.
        (libgcc_eh.a): Likewise.

2003-09-08  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (operand_equal_p): Clarify documentation.

2003-09-08  Richard Henderson  <rth@redhat.com>

        * c-decl.c (c_expand_body_1): Push and pop function context here.
        * tree-optimize.c (tree_rest_of_compilation): ... not here.  Take
        nested argument instead of computing nesting ourselves.

2003-09-08  Jakub Jelinek  <jakub@redhat.com>

        * toplev.c (rest_of_handle_stack_regs): Call split_all_insns before
        regstack if optimizing but not scheduling after reload.

2003-09-08  Jakub Jelinek  <jakub@redhat.com>

        * config/sparc/sparc.c (struct machine_function): New type.
        (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
        (sparc_override_options): Initialize init_machine_status.
        (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand,
        tie_symbolic_operand, tle_symbolic_operand): New functions.
        (symbolic_operand): Disallow tls_symbolic_operand.
        (symbolic_memory_operand): Likewise.
        (tls_call_delay, sparc_cannot_force_const_mem, legitimate_constant_p,
        constant_address_p, legitimate_pic_operand_p, legitimate_address_p):
        New functions.
        (sparc_tls_symbol): New variable.
        (sparc_tls_get_addr, sparc_tls_got, legitimize_tls_address,
        legitimize_address): New functions.
        (print_operand): Handle %&.
        (sparc_init_machine_status, get_some_local_dynamic_name,
        get_some_local_dynamic_name_1): New functions.
        (sparc_output_dwarf_dtprel): New function.
        * config/sparc/sparc.h (CONSTANT_ADDRESS_P): Moved into
        constant_address_p.
        (LEGITIMATE_PIC_OPERAND_P): Moved into legitimate_pic_operand_p.
        (LEGITIMATE_CONSTANT_P): Moved into legitimate_constant_p.
        (GO_IF_LEGITIMATE_ADDRESS): Moved into legitimate_address_p.
        (LEGITIMIZE_ADDRESS): Moved into legitimize_address.
        (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
        (TARGET_TLS, TARGET_SUN_TLS, TARGET_GNU_TLS): Define.
        (ASM_OUTPUT_DWARF_DTPREL): Define.
        (PREDICATE_CODES): Add tgd_symbolic_operand, tld_symbolic_operand,
        tie_symbolic_operand, tle_symbolic_operand.
        * config/sparc/sparc.md (UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_TLSLDO,
        UNSPEC_TLSIE, UNSPEC_TLSLE, UNSPEC_TLSLD_BASE): New constants.
        (tls_call_delay): New attribute.
        (in_call_delay): Use it.
        (movqi, movhi, movsi, movdi): Call legitimize_tls_address if needed.
        (tgd_hi22, tgd_lo10, tgd_add32, tgd_add64, tgd_call32, tgd_call64,
        tldm_hi22, tldm_lo10, tldm_add32, tldm_add64, tldm_call32, tldm_call64,
        tldo_hix22, tldo_lox10, tldo_add32, tldo_add64, tie_hi22, tie_lo10,
        tie_ld32, tie_ld64, tie_add32, tie_add64, tle_hix22_sp32,
        tle_lox10_sp32, tle_hix22_sp64, tle_lox10_sp64): New insns.
        (tldo_ldub_sp32, tldo_ldub1_sp32, tldo_ldub2_sp32, tldo_ldsb1_sp32,
        tldo_ldsb2_sp32, tldo_ldub_sp64, tldo_ldub1_sp64, tldo_ldub2_sp64,
        tldo_ldub3_sp64, tldo_ldsb1_sp64, tldo_ldsb2_sp64, tldo_ldsb3_sp64,
        tldo_lduh_sp32, tldo_lduh1_sp32, tldo_ldsh1_sp32, tldo_lduh_sp64,
        tldo_lduh1_sp64, tldo_lduh2_sp64, tldo_ldsh1_sp64, tldo_ldsh2_sp64,
        tldo_lduw_sp32, tldo_lduw_sp64, tldo_lduw1_sp64, tldo_ldsw1_sp64,
        tldo_ldx_sp64, tldo_stb_sp32, tldo_stb_sp64, tldo_sth_sp32,
        tldo_sth_sp64, tldo_stw_sp32, tldo_stw_sp64, tldo_stx_sp64): New
        insns.
        * config/sparc/sparc-protos.h (legitimate_constant_p,
        constant_address_p, legitimate_pic_operand_p, legitimate_address_p,
        legitimize_tls_address, legitimize_address, tls_symbolic_operand,
        tls_call_delay, sparc_output_dwarf_dtprel): New prototypes.
        * config/sparc/linux.h (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
        * config/sparc/linux64.h (TARGET_GNU_TLS, TARGET_SUN_TLS): Likewise.
        * configure.in (sparc*-*-*): Add TLS check.
        * configure: Rebuilt.

2003-09-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/11689
        * config/i386/i386.c (memory_address_length): Fix computation when
        the base is esp or ebp.

2003-09-07  Mark Mitchell  <mark@codesourcery.com>

        PR c++/11852
        * varasm.c (initializer_constant_valid_p): Correct logic for
        CONSTRUCTORs.

2003-09-07  Roger Sayle  <roger@eyesopen.com>

        * expr.c (expand_operands): New function to expand an operand pair.
        (expand_expr): Call expand_operands whenever we need to expand both
        operands of a binary operator.
        (do_store_flag): Likewise for operands of comparison operations.

2003-09-07  Roger Sayle  <roger@eyesopen.com>

        * combine.c (combine_simplify_rtx): Don't convert -(A*B) into
        (-A)*B if we care about sign-dependent rounding.

2003-09-07  Gabriel Dos Reis  <gcc@integrable-solutions.net>

        * c-pretty-print.h (pp_c_left_brace): Declare.
        (pp_c_right_brace): Likewise.
        * c-pretty-print.c (pp_c_left_brace): Now a function
        (pp_c_right_brace): Likewise.

2003-09-07  Jan Hubicka  <jh@suse.cz>

        * cfgcleanup.c (try_simplify_condjump): Fix again the preivous patch.

2003-09-07  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * diagnostic.c (warn_deprecated_use): Move to toplev.c

2003-09-07  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * langhooks.c (lhd_print_error_function): Move from diagnostic.c.
        * Makefile.in (langhooks.o): Depend on diagnostic.h

2003-09-06  James E Wilson  <wilson@tuliptree.org>

        * loop.c (loop_regs_update): Delete else clause for PATTERN rtx and
        simplify.

2003-09-07  Kelley Cook  <kelleycook@wideopenwest.com>

        * Makefile.in: Define $REMAKE to be $MAKE with LANGUAGES & BOOT_CFLAGS
        and use it throughout.

2003-09-07  Jan Hubicka  <jh@suse.cz>

        * cfgcleanup.c (try_simplify_condjump): Fix my previous patch.

        * toplev.c  (rest_of_decl_compilation):  Do not finalize external
        virables.

        * cgraph.c (cgraph_mark_reachable_node): Only enqueue finalized
        functions.
        (cgraph_varpool_finalize_decl): Notice global symbol when needed.

2003-09-06  Jan Hubicka  <jh@suse.cz>

        PR target/12070
        * calls.c (emit_library_call_value_1): Fix saving of BLKmode arguments.

        PR opt/12082
        * cfgcleanup.c (try_simplify_condjump): Avoid unreachable code warning.

2003-09-06  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * diagnostic.c (announce_function): Move to toplev.c.

2003-09-06  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * gcse.c (expr_equiv_p): Don't consider anything to be equal to
        volatile mem.

2003-09-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * ggc-common.c (init_ggc_heuristics): Don't use the heuristics
        when gc checking is enabled.

2003-09-06  Steven Bosscher  <steven@gcc.gnu.org>

        PR c/9862
        * c-decl.c (c_expand_body_1): Move return warning from here...
        (finish_function): ...to here.

2003-09-05  Geoffrey Keating  <geoffk@apple.com>

        * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Always return
        a subset of the input class.

2003-09-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/i860/i860.c: Follow spelling conventions.
        * config/i860/i860.h: Likewise.
        * config/sh/sh.h: Likewise.

2003-09-05  Nitin Yewale  <NitinY@KPITCummins.com>

        * config/h8300/h8300-protos.h: Declare h8300_hard_regno_rename_ok
        * config/h8300/h8300.h (HARD_REGNO_RENAME_OK): New.
        * config/h8300/h8300.c (h8300_hard_regno_rename_ok): New.

2003-09-05  Roger Sayle  <roger@eyesopen.com>
            Richard Henderson  <rth@redhat.com>

        PR optimization/1823
        * expmed.c (expand_divmod <EXACT_DIV_EXPR>): Use an unsigned
        multiplication to implement division by constant integer.

2003-09-05  Jan Hubicka  <jh@suse.cz>

        * opts.c (decode_options): Enable unit-at-a-time at -O2.
        * params.def (max-inline-insns-single): Set to 500
        (max-inline-insns-auto): Set to 150
        * invoke.texi (max-inline-insns-single, max-inline-insns-auto): Update.

2003-09-04  Richard Henderson  <rth@redhat.com>

        * cgraph.c (cgraph_mark_reachable_node): Split out from ...
        (cgraph_mark_needed_node): Remove needed argument.
        * cgraph.h: Update to match.
        * cgraphunit.c (decide_is_function_needed): Split out from ...
        (cgraph_finalize_function): Reorg.  Avoid deferred_inline_function
        if we generated the function.
        (record_call_1): Update for cgraph_mark_reachable_node.
        * varasm.c (mark_referenced): Likewise.
        * objc/objc-act.c (mark_referenced_methods): Likewise.

2003-09-04  DJ Delorie  <dj@redhat.com>

        * targhooks.c: Add comment explaining the migration process.

2003-09-04  Eric Christopher  <echristo@redhat.com>

        * config/frv/t-frv: Fix path for frv-abi.h.
        * config/frv/frv-asm.h: Fix string concatenation.

2003-09-04  DJ Delorie  <dj@redhat.com>

        * builtins.c (apply_args_size): Guard against a NULL cfun.
        (expand_builtin_apply_args_1): Likewise.
        (expand_builtin_apply): Likewise.
        Fixes PR bootstrap/12172.

2003-09-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.in (gcc_cv_as_ix86_cmov_sun_syntax): Check if
        assembler supports Sun syntax for cmov.
        * configure: Regenerate.
        * config.in: Likewise.
        * config/i386/i386.c: Rename CMOV_SUN_AS_SYNTAX to
        HAVE_AS_IX86_CMOV_SUN_SYNTAX.
        * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Remove.
        Fixes PR target/12101.

2003-09-04  Matt Austern  <austern@apple.com>

        * c-common.c (fname_as_string): Use lang_hooks.decl_printable_name
        with verbosity 0, instead of DECL_NAME, for human-readable string.

2003-09-04  Eric Christopher  <echristo@redhat.com>

        * targhooks.c (default_return_in_memory): Allow
        unconverted ports.

2003-09-04  Eric Christopher  <echristo@redhat.com>

        * targhooks.c (default_return_in_memory): Fix typo
        in last checkin.

2003-09-04  Eric Christopher  <echristo@redhat.com>

        * targhooks.c (default_return_in_memory): Fix default
        definition.

2003-09-04  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.c (m68k_coff_asm_named_section): Restore
        deleted function.
        * config/m68k/coff.h (M68K_TARGET_COFF): Add flag used to
        enable coff-only code in m68k.c.

2003-09-04  Nick Clifton  <nickc@redhat.com>

        * config.gcc: Add v850e1 target.  Allow --with-cpu to accept
        v850e1.
        * config/v850/v850.h: Accept v850e1 as a default CPU.
        Accept -mv850e1 as a command line option.
        * doc/invoke.texi: Document new -mv850e1 command line switch.
        * config/v850/t-v850: Treat -mv850e1 as a multilib alias for
        -mv850e.

2003-09-04  Nick Clifton  <nickc@redhat.com>

        * config.gcc (v850e-*-*): Use t-v850e makefile fragment.
        * config/v850/t-v850: Only produce one extra multilib - for
        the v850e.
        * config/v850/t-v850e: New file: Only produce one extra
        multilib - for the v850.

2003-09-04  Jakub Jelinek  <jakub@redhat.com>

        * config/ia64/libgcc-ia64.ver: Export _Unwind_GetBSP@@GCC_3.3.2.
        * config/ia64/unwind-ia64.c (_Unwind_GetBSP): New function.
        * unwind.h (_Unwind_GetBSP): New prototype.
        * libgcc-std.ver: Add empty GCC_3.3.2 version.
        * mkmap-symver.awk: For symbol versions with no exported symbols,
        don't put anything into version script, just change all symbol
        versions which inherit from it to inherit from its ancestor.

2003-09-04  Eric Christopher  <echristo@redhat.com>

        * config/mips/mips.c (mips_expand_prologue): Convert to
        calls.struct_value_rtx hook.
        (reg_or_const_float_1_operand): New.
        * config/mips/mips.h: Update Comments.
        (mips_arg): Add reg_or_const_float_1_operand.
        * config/mips/mips.md (divdf3); Convert to expander.
        (divsf3): Ditto.
        (*divdf3): New pattern.
        (*divsf3): Ditto.

2003-09-04  Jan Hubicka  <jh@suse.cz>

        * toplev.c (wrapup_global_declarations): Fix final pass in
        unit-at-atime mode.

2003-09-04  Mark Mitchell  <mark@codesourcery.com>

        * doc/extend.texi: Document removal of cast-as-lvalue extension in
        C++.

2003-09-04  Nicolas Roche  <roche@act-europe.fr>

        * gcc.c (process_command): Fix typo.

2003-09-03  David O'Brien  <obrien@FreeBSD.org>

        optimization/11980
        * config/i386/freebsd.h (SIZE_TYPE): Support TARGET_64BIT.
        (PTRDIFF_TYPE): Likewise.
        (WCHAR_TYPE_SIZE): Likewise.

2003-09-03  DJ Delorie  <dj@redhat.com>

        * targhooks.c: New file.
        * targhooks.h: New file.
        * Makefile.in: Add targhooks.o support.
        (function.o): Depend on$(TARGET_H).
        (stmt.o): Likewise.
        (combine.o): Depend on $(TREE_H) and $(TARGET_H).
        * builtins.c (apply_args_size, expand_builtin_apply_args_1,
        expand_builtin_apply): Convert to calls.struct_value_rtx hook.
        (expand_builtin_saveregs): Convert to
        calls.expand_builtin_saveregs hook.
        * c-decl.c (start_decl): Handle new calls.promote_prototypes hook
        here, instead of ...
        (get_parm_info) ... here.
        (store_parm_decls_oldstyle): Convert to calls.promote_prototypes
        hook.
        (finish_function): Handle calls.promote_prototypes hook here too.
        * c-typeck.c (convert_arguments): Convert to
        calls.promote_prototypes hook.
        (c_convert_parm_for_inlining): Likewise.
        * calls.c (initialize_argument_information): Convert to
        calls.promote_function_args hook.
        (expand_call): Convert to calls.struct_value_rtx,
        calls.strict_argument_naming,
        calls.pretend_outgoing_varargs_named, and
        calls.promote_function_return hooks.  Pass fndecl to
        aggregate_value_p.  Initialize CUMULATIVE_ARGS before calling
        hooks, so they can use that.
        (emit_library_call_value_1): Likewise.
        * combine.c (setup_incoming_promotions): Convert to
        calls.promote_function_args hook.
        * emit-rtl.c: Convert to calls.struct_value_rtx hook.
        * expr.c (expand_assignment): Pass call to aggregate_value_p.
        (expand_expr): Likewise.
        * expr.h: Remove support for SETUP_INCOMING_VARARGS,
        STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED,
        RETURN_IN_MEMORY macro defaults.
        * final.c (profile_function): Convert to calls.struct_value_rtx
        hook.
        * function.c (aggregate_value_p): Accept function type tree as
        second parameter; try to deduce fntype from it.  Convert to
        calls.return_in_memory hook.
        (assign_parms): Convert to calls.setup_incoming_varargs,
        calls.strict_argument_naming, calls.promote_function_args,
        calls.pretend_outgoing_varargs_named hooks.  Pass fndecl to
        aggregate_value_p.
        (expand_function_start): Likewise.  Convert to
        calls.struct_value_rtx hook.
        (expand_function_end): Convert to calls.promote_function_return hook.
        (allocate_struct_function): Pass fndecl to aggregate_value_p.
        * hard-reg-set.h: Update comments to new hook names.
        * integrate.c (expand_inline_function): Pass fndecl to aggregate_value_p.
        * reg-stack.c (stack_result): Likewise.
        * rtl.h (struct_value_rtx, struct_value_incoming_rtx): Delete.
        * stmt.c (expand_value_return): Convert to
        calls.promote_function_return hook.
        * target-def.h: Add TARGET_PROMOTE_FUNCTION_ARGS,
        TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
        TARGET_STRUCT_VALUE_RTX, TARGET_RETURN_IN_MEMORY,
        TARGET_EXPAND_BUILTIN_SAVEREGS, TARGET_SETUP_INCOMING_VARARGS,
        TARGET_STRICT_ARGUMENT_NAMING,
        TARGET_PRETEND_OUTGOING_VARARGS_NAMED, and TARGET_CALLS.
        * target.h: Likewise.
        * tree.h (aggregate_value_p): Also takes a tree to deduce function
        attributes from (for target hooks).
        * doc/tm.texi (PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN,
        PROMOTE_PROTOTYPES, RETURN_IN_MEMORY, STRUCT_VALUE_REGNUM,
        STRUCT_VALUE, STRUCT_VALUE_INCOMING_REGNUM, STRUCT_VALUE_INCOMING,
        EXPAND_BUILTIN_SAVEREGS, SETUP_INCOMING_VARARGS,
        STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED): Convert
        to hooks.

        * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Pass function
        to aggregate_value_p.
        * config/arm/arm.c (arm_init_cumulative_args,
        arm_output_mi_thunk): Likewise.
        * config/i386/i386.c (ix86_return_pops_args, x86_this_parameter):
        Likewise.
        * config/mips/mips.c (mips_save_reg_p, mips_expand_prologue,
        mips_can_use_return_insn): Likewise.
        * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
        * config/s390/s390.c (s390_output_mi_thunk): Likewise.
        * config/sparc/sparc.c (sparc_output_mi_thunk): Pass function to
        aggregate_value_p.
        * config/story16/stormy16.c (xstormy16_asm_output_mi_thunk): Pass
        function to aggregate_value_p.
        * objc/objc-act.c (generate_struct_by_value_array): Pass NULL to
        aggregate_value_p.

        * config/sh/sh-protos.h (sh_builtin_saveregs): Remove.
        (sh_attr_renesas_p, sh_cfun_attr_renesas_p, sh_function_arg,
        sh_function_arg_advance, sh_pass_in_reg_p): New.  * config/sh/sh.c
        (sh_handle_renesas_attribute, sh_promote_prototypes,
        sh_struct_value_rtx, sh_return_in_memory, sh_builtin_saveregs,
        sh_setup_incoming_varargs, sh_strict_argument_naming,
        sh_pretend_outgoing_varargs_named): New decls.
        (targetm): Add new hooks.
        (calc_live_regs): Save MACL and MACH if the function has the
        renesas attribute.
        (sh_expand_prologue): Support renesas attribute.
        (sh_builtin_saveregs): Make static.
        (sh_build_va_list): Support renesas attribute.
        (sh_va_start): Likewise.
        (sh_va_arg): Likewise.
        (sh_promote_prototypes): New.
        (sh_function_arg): New, moved from sh.h.  Support renesas
        attribute.
        (sh_function_arg_advance): Likewise.
        (sh_return_in_memory): Likewise.
        (sh_strict_argument_naming): Likewise.
        (sh_pretend_outgoing_varargs_named): Likewise.
        (sh_struct_value_rtx): New.
        (sh_attribute): Add renesas attribute.
        (sh_handle_renesas_attribute): New.
        (sh_attr_renesas_p, sh_cfun_attr_renesas_p): New.
        (sh_ms_bitfield_layout_p): Support renesas attribute also.
        (sh_output_mi_thunk): Pass function to aggregate_value_p.  *
        config/sh/sh.h (TARGET_SWITCHES): Add -mrenesas as an alias for
        -mhitachi.
        (STRUCT_VALUE_REGNUM, STRUCT_VALUE, RETURN_IN_MEMORY): Moved to
        target hooks.
        (sh_args): Add renesas_abi flag.
        (INIT_CUMULATIVE_ARGS): Set it.  Pass fndecl to aggregate_value_p.
        (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Move to sh.c.
        (PASS_IN_REG_P): Support renesas attribute.  Pass DF and TF on the
        stack for the renesas abi.
        (STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED,
        SETUP_INCOMING_VARARGS, EXPAND_BUILTIN_SAVEREGS,
        PROMOTE_PROTOTYPES): Moved to sh.c.  * config/sh/sh.md (call): Set
        call cookie to indicate renesas calls.

2003-09-03  Mostafa Hagog  <mustafa@il.ibm.com>

        * gcse.c (replace_one_set): New function.
        (pre_insert_copy_insn): Change the order of copying
        to make copy propagation discover additional PRE opportunities.

2003-09-03  Roger Sayle  <roger@eyesopen.com>

        PR optimization/11700.
        * simplify-rtx.c (simplify_subreg): Check that the subreg offset
        of a hard register is representable before trying to simplify it
        using subreg_hard_regno.

2003-09-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.in (gcc_cv_ld_hidden): Disable unless using GNU ld.
        * configure: Regenerate.

2003-09-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * intl.h (N_): Remove parentheses.

2003-09-03  Bernardo Innocenti  <bernie@develer.com>

        * config.gcc (m68k-*-linux*): Remove definition of LINUX_DEFAULT_ELF.
        * config/i370/linux.h (LINUX_DEFAULT_ELF): Remove unconditional
        definition and code blocks compiled when not defined.
        * config/i386/linux.h (LINUX_DEFAULT_ELF): Likewise.
        * config/i386/linux64.h (LINUX_DEFAULT_ELF): Likewise.
        * config/sparc/linux.h: (LINUX_DEFAULT_ELF): Likewise.
        * config/sparc/linux64.h: (LINUX_DEFAULT_ELF): Likewise.

2003-09-03  Jeff Sturm  <jsturm@one-point.com>

        * cgraphunit.c (visited_nodes): New static variable.
        (record_call_1): Use walk_tree with visited_nodes.
        (cgraph_create_edges): Use walk_tree with visited_nodes.
        Setup/teardown visited_nodes hashtable.

2003-09-03  Roger Sayle  <roger@eyesopen.com>

        * toplev.c (flag_rounding_math): New global variable.
        (f_options): Add to the list of language independent options.
        * flags.h (flag_rounding_math): Prototype here.
        (HONOR_SIGN_DEPENDENT_ROUNDING): Use flag_rounding_math instead.
        * common.opt (frounding-math): New common command line option.
        * opts.c (common_handle_option): Handle OPT_frounding_math.
        (set_fast_math_flags): -ffast-math clears flag_rounding_math.

        * doc/invoke.texi: Document this new command line option.

2003-09-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/sol2.h (NO_IMPLICIT_EXTERN_C): Update comment.

2003-09-03  Jan Hubicka  <jh@suse.cz>

        * Makefile.in (c-objc-common.o): Kill gt-c-objc-common.h dependency.
        * c-decl.c (finish_function):  Kill arguments, always use cgraph path.
        * c-objc-common.c: Kill include of gt-c-objc-common.h
        (expand_deferred_fns, deffer_fn): Kill function.
        (deferred_fns): Kill variable.
        (finish_cdtor): Update finish_function call.
        (c_objc_common_finish_file): Always call cgraph code.
        * c-parse.c: Regenerate.
        * c-parse.y: Regenerate.
        * c-tree.h (finish_function): Update prototype.
        * objc-acct.c (build_module_descriptor, finish_method_def):
        Update call of finish_function.
        * cgraphunit.c (cgraph_default_inline_p, cgraph_analyze_function): Add
        forward prototype.
        (cgraph_finalize_function): In non-unit-at-a-time mode analyze the
        function and assemble it if needed.
        (cgraph_finalize_compilation_unit): Do nothing in non-unit-at-a-time
        mode.
        (cgraph_optimize): Likewise.
        (cgraph_expand_function): In non-unit-at-a-time mode keep function body
        even when it has no inline callees.
        * c-parse.in: Update calls to finish_function.

2003-09-03  Nick Clifton  <nickc@redhat.com>

        * config/arm/arm.h: Handle TARGET_CPU_iwmmxt.
        Use #error to generate the message if TARGET_DEFAULT is not
        recognised.

2003-09-03  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (MASK_UNUSED1): Remove.
        (MASK_XGOT, TARGET_XGOT): Define.
        (TARGET_SWITCHES): Add an entry for -mxgot.
        (ASM_SPEC): Map -mxgot to -xgot.
        * config/mips/mips.c (mips_symbol_insns): Use TARGET_XGOT to decide
        whether we're using a big-GOT sequences.
        (mips_legitimize_const_move, mips_expand_call): Likewise.
        (override_options): Revert 2003-01-09 change.
        * doc/invoke.texi: Document -mxgot.

2003-09-02  Jason Merrill  <jason@redhat.com>

        * config/sol2.h (NO_IMPLICIT_EXTERN_C): Define here.
        * config/sparc/sol2.h: Not here.

2003-09-02  Roger Sayle  <roger@eyesopen.com>

        * expr.c (expand_expr): The code following both_summands performs
        the same task as simplify_gen_binary.  Replace all gotos to
        both_summands with a call to simplify_gen_binary and delete the
        now unused label.

2003-09-02  Jason Merrill  <jason@redhat.com>

        PR c++/7327
        * config/sparc/sol2.h (NO_IMPLICIT_EXTERN_C): Define.

2003-09-02  Jeff Sturm  <jsturm@one-point.com>

        * cgraphunit.c (record_call_1): Use walk_tree_without_duplicates.
        (cgraph_optimize_function): Set current_function_decl to the
        fndecl we're integrating from.

2003-09-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.def: Break out _Complex math functions into their
        own category.

2003-09-02  Andreas Jaeger  <aj@suse.de>

        * langhooks-def.h (LANG_HOOKS_RTL_EXPAND_STMT): Cast properly.

2003-09-02  Josef Zlomek  <zlomekj@suse.cz>

        * cfgbuild.c (compute_outgoing_frequencies): Use NOTE instead of
        finding the note again.

2003-09-02  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Remove host-specific rewrites of target_alias.

2003-09-01  Mark Mitchell  <mark@codesourcery.com>

        * Makefile.in (genprogs): Fix typo.

        * Makefile.in (gencheck.o): Remove build commands.
        (dummy-conditions.o): Likewise.
        (read-rtl.o): Likewise.
        (gensupport.o): Likewise.
        (genconfig$(build_exeext)): Remove rule.
        (genconfig.o): Remove build commands.
        (genflags$(build_exeext)): Remove rule.
        (genflags.o): Remove build commands.
        (gencodes$(build_exeext)): Remove rule.
        (gencodes.o): Remove build commands.
        (genconstants.o): Remove build commands.
        (genemit$(build_exeext)): Remove rule.
        (genemit.o): Remove build commands.
        (genrecog$(build_exeext)): Remove rule.
        (genrecog.o): Remove build commands.
        (genextract$(build_exeext)): Remove rule.
        (genextract.o): Remove build commands.
        (genpeep$(build_exeext)): Remove rule.
        (genpeep.o): Remove build commands.
        (genattr$(build_exeext)): Remove rule.
        (genattr.o): Remove build commands.
        (genprognames): New variable.
        (genprogs): Likewise.
        (genobjs): Likewise.
        (genprogs): New rule.
        (genobjs): Likewise.
        (genattrtab.o): Remove build commands.
        (genautomata.o): Likewise.
        (genoutput$(build_exeext)): Remove rule.
        (genoutput.o): Remove build commands.
        (gengenrtl.o): Likewise.
        (genpreds.o): Likewise.
        (gengtype.o): Likewise.
        (genconditions.o): Likewise.
        (gen-protos.o): Likewise.
        (scan.o): Likewise.
        (fix-header.o): Likewise.
        (scan-decls.o): Likewise.
        (check-g++): Combine with other check targets.
        (check-gcc): Likewise.
        (check-g77): Likewise.
        (check-objc): Likewise.

2003-09-01  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Remove host-specific stuff which is unused here
        since the introduction of config.host.

        * doc/fragments.texi: Mention config.host.
        * doc/sourcebuild.texi: Mention config.host.  Give brief descriptions
        of config.build, config.host, and config.gcc.

2003-09-01  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (pushdecl): Don't put variables on
        C_TYPE_INCOMPLETE_VARS of a type unless that type is itself
        incomplete.

2003-09-01  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.host: New file.
        * config.gcc: Remove some host-specific stuff and some
        logic needed only for repeated invocation.
        * configure.in: Use config.host.
        * configure: Regenerate.

2003-09-01  Josef Zlomek  <zlomekj@suse.cz>

        * c-typeck.c (build_binary_op): Kill BIT_ANDTC_EXPR.
        * convert.c (convert_to_integer): Kill BIT_ANDTC_EXPR.
        * fold-const.c (int_const_binop): Kill BIT_ANDTC_EXPR.
        (fold): Kill BIT_ANDTC_EXPR and label bit_and.
        * tree.def (BIT_ANDTC_EXPR): Kill.

2003-08-31  Nathanael Nerode  <neroden@gcc.gnu.org>

        * configure.in: Remove uses of "for x in .. ${foo}" idiom.
        * configure: Regenerate.

        * config.gcc:  Remove references to install_headers_dir, now unused
        since introduction of config.build.
        * config.gcc (i860-*-sysv4*): Don't set unused USG, SVR3 defines.

        * doc/fragments.texi, doc/sourcebuild.texi: Mention new file
        config.build.

        * config.build: New file.
        * config.gcc: Remove some build-specific stuff.
        * configure.in: Use config.build.
        * configure: Regnerate.

2003-08-31  Steven Bosscher  <steven@gcc.gnu.org>
            Roger Sayle  <roger@eyesopen.com>

        PR middle-end/11823
        * stmt.c (expand_end_case_type): Only use jump tables for dense
        switch statements when optimizing for size.

2003-08-31  Olivier Hainque  <hainque@act-europe.fr>

        * builtins.c (expand_builtin_setjmp): Use emit_jump to jump around
        the != 0 case, which ensures pending stack adjustments are flushed.

2003-08-30  Zack Weinberg  <zack@codesourcery.com>

        * configure.frag: Delete file.
        * configure.in: Rename the substitution variables
        dep_host_xmake_file and dep_tmake_file to xmake_file and
        tmake_file respectively.  Do not expand $srcdir in the
        value of these; leave that for Make.  Introduce a new
        substitution varaible, all_lang_makefrags, which lists
        subdirectory Make-lang.in files; exclude these from
        all_lang_makefiles, which is now only for subdirectory
        outputs.  Do not invoke configure.frag.  Do not set nor
        AC_SUBST_FILE target_overrides, host_overrides, or
        language_fragments. Create build subdirectories in
        config.status extra commands.
        * configure: Regenerate.
        * Makefile.in: Update substitutions to match changes to
        configure.  Use include directives instead of @-insertions
        to read in host, target, and language fragments.
        (Makefile rule): Do not invoke configure.frag.  Do not copy
        config.status to config.run before executing it.  Set
        CONFIG_HEADERS and CONFIG_FILES so that only Makefile gets
        regenerated.
        (cstamp-h rule): Set CONFIG_FILES as well as CONFIG_HEADERS.

2003-08-30  Zack Weinberg  <zack@codesourcery.com>

        * c-tree.h: Delete COMPARE_DIFFERENT_TU from enumeration.
        * c-typeck.c (same_translation_unit_p): New function.
        (comptypes): Use it instead of flags parameter to identify
        structure types from different translation units.
        * c-decl.c (duplicate_decls): Always call comptypes with
        COMPTYPE_STRICT flags argument.
        (c_reset_state): Set BLOCK_SUPERCONTEXT of the block formed
        to file_scope_decl.

2003-08-30  Zack Weinberg  <zack@codesourcery.com>

        * c-tree.h (C_TYPE_INCOMPLETE_VARS): New macro.
        * c-decl.c (struct c_scope): Remove "incomplete" field.
        (pushdecl): Attach variables with incomplete types to
        the TYPE_MAIN_VARIANT of the incomplete type in question.
        (finish_struct): Look at C_TYPE_INCOMPLETE_VARS for variables
        to complete, not at current_scope->incomplete.  All such
        variables do need completion.

2003-08-30  Richard Earnshaw  <rearnsha@arm.com>
        Nicolas Pitre <nico@cam.org>

        * arm/lib1funcs.asm (RETCOND): Delete.
        (RETLDM): New assembler macro.  Use it for returning with ldm/ldr.
        (ARM_LDIV0, THUMB_LDIV0): Collapse multiple definitions.
        (__ARM_ARCH__): Move here from ieee754-?f.S.
        (RET, RETc): Clean up definitions.
        (DIV_FUNC_END): Renamed from FUNC_END.  All uses changed.
        (FUNC_END): New macro that marks the end of any function.
        (ARM_FUNC_START): New macro that allows an assembler routine to be
        implemented in ARM code even if a Thumb-only build.
        Unconditionally include ieee754-?f.S.
        * arm/ieee754-df.S: Delete macros moved to lib1funcs.asm.
        Mark ends of functions.
        Split into separate conditionally-compiled units.
        Use RETLDM to return from routines.
        * arm/ieee754-sf.S: Similarly.
        * t-arm-elf (LIB1ASMFUNCS): Remove _ieee754_dp and _ieee754_sp.
        Add _negdf2 _addsubdf3 _muldivdf3 _cmpdf2 _unorddf2 _fixdfsi
        _truncdfsf2 _negsf2 _addsubsf3 _muldivsf3 _cmpsf2 _unordsf2
        _fixsfsi and _fixunssfsi.

        * arm/ieee754-df.S (__muldf3): Fix bug when result of a
        multiplication underflows to zero.
        (__adddf3): Fix bug when using VFP ordering on little-endian
        processors.
        (__fixdfsi): Use rrx to extract the carry into a register instead of
        MRS instruction.  Optimize later use of result.
        * arm/ieee754-sf.S (__fixsfsi): Likewise.
        (__fixunssfsi): Use a better sequence for handling negative-or-zero.

2003-08-29  Richard Henderson  <rth@redhat.com>

        * tree-optimize.c: New file.
        * Makefile.in (OBJS-archive): Add tree-optimize.o.
        (tree-optimize.o): New.
        * c-decl.c (store_parm_decls): Use allocate_struct_function.
        (finish_function): Don't free_after_parsing or free_after_compilation.
        (set_save_expr_context): Move to tree-optimize.c.
        (c_expand_body_1): Use tree_rest_of_compilation.
        * c-lang.c (LANG_HOOKS_RTL_EXPAND_STMT): New.
        * objc/objc-lang.c (LANG_HOOKS_RTL_EXPAND_STMT): New.
        * c-objc-common.c (expand_deferred_fns): Don't emit unused inlines;
        iterate until closure.
        * langhooks-def.h (LANG_HOOKS_RTL_EXPAND_START,
        LANG_HOOKS_RTL_EXPAND_STMT, LANG_HOOKS_RTL_EXPAND_END): New.
        (LANG_HOOKS_RTL_EXPAND_INITIALIZER): New.
        * langhooks.h (struct lang_hooks_for_rtl_expansion): New.
        * toplev.h (tree_rest_of_compilation): Declare it.

2003-08-29  Richard Henderson  <rth@redhat.com>

        * function.h (struct function): Add rtl_inline_init, saved_for_inline.
        * integrate.c (save_for_inline): Set saved_for_inline.
        * c-semantics.c (genrtl_scope_stmt): Check it.
        * toplev.c (wrapup_global_declarations): Check it.
        (rest_of_handle_inlining): Set and check rtl_inline_init.
        (rest_of_compilation): Remove out of date comment.

2003-08-29  Richard Henderson  <rth@redhat.com>

        * function.c (allocate_struct_function): New, split out of ...
        (prepare_function_start, init_function_start): ... here.
        * expr.c (init_expr): Use ggc_alloc_cleared.
        * stmt.c (init_stmt_for_function): Likewise.
        * tree.h (allocate_struct_function): Declare.

2003-08-29  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Don't use negated character class in shell case
        clause.

2003-08-29  Richard Henderson  <rth@redhat.com>

        * function.h (struct function): Move function_frequency and
        max_jumptable_ents before start of bit field members.

2003-08-29  Richard Henderson  <rth@redhat.com>

        * builtins.c (expand_builtin_constant_p): Check cse_not_expected here,
        (fold_builtin_constant_p) ... not here.

2003-08-29  Richard Henderson  <rth@redhat.com>

        * c-tree.h (C_DECL_FILE_SCOPE): Move ...
        * tree.h (DECL_FILE_SCOPE_P): ... here, and rename.
        * c-decl.c, c-objc-common.c, c-typeck.c: Update to match.

2003-08-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.def: Fix typos.
        (ATTR_MATHFN_FPROUNDING_STORE): New macro.
        (BUILT_IN_FREXP, BUILT_IN_FREXPF, BUILT_IN_FREXPL, BUILT_IN_MODF,
        BUILT_IN_MODFF, BUILT_IN_MODFL, BUILT_IN_REMQUO, BUILT_IN_REMQUOF,
        BUILT_IN_REMQUOL, BUILT_IN_SINCOS, BUILT_IN_SINCOSF,
        BUILT_IN_SINCOSL): Use ATTR_MATHFN_FPROUNDING_STORE.

        * builtins.def (BUILT_IN_ERFC, BUILT_IN_ERFCF, BUILT_IN_ERFCL):
        Use ATTR_MATHFN_FPROUNDING_ERRNO.

2003-08-29  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (i386-*-vsta): Fix obvious bogosity.

        * fixinc/inclhack.def:  Remove special cases for unsupported
        PTX 1 and PTX 2 (including i[34567]86-sequent-sysv3).
        * fixinc/fixincl.x: Regenerate.

2003-08-29  Mark Mitchell  <mark@codesourcery.com>

        * Makefile.in (cpp.info): Just state dependencies.
        (gcc.info): Likewise.
        (gccint.info): Likewise.
        (gccinstall.info): Likewise.
        (cppinternals.info): Likewise.
        (cpp.dvi): Likewise.
        (gcc.dvi): Likewise.
        (gccint.dvi): Likewise.
        (gccinstall.dvi): Likewise.
        (cppinternals.dvi): Likewise.
        (gcov.1): Likewise.
        (cpp.1): Likewise.
        (gcc.1): Likewise.
        (gfdl.7): Likewise.
        (gpl.7): Likewise.
        (fsf-funding.7): Likewise.
        ($(objdir)/%.info): New pattern rule.
        (%.dvi): Likewise.

2003-08-29  Kelley Cook  <kelleycook@wideopenwest.com>

        * Makefile.in (restage1): Pass BOOT_CFLAGS to recursive make.
        (restage2): Likewise.
        (restage3): Likewise.
        (restage4): Likewise.
        (restageprofile): Likewise.
        (restagefeedback): Likewise.
        (bubblestrap): Likewise.

2003-08-29  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc: Narrow unsupported target match to avoid clobbering
        i?86-sequent-sysv4*.

2003-08-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.c (mathfn_built_in): Handle new math builtins.

2003-08-28  Per Bothner  <per@bothner.com>

        Fix (hopefully temporary) for breakage caused by my 08-21 patch.
        * cpplex.c (_cpp_get_fresh_line):  Check for null buffer.
        (_cpp_lex_buffer):  Likewise.
        * cpptrad.c (_cpp_read_logical_line_trad):  Likewise.

2003-08-28  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*mulsi3_sign"): New insn.
        ("mulsidi3" expander, "mulsi_6432" insn): Remove, replace by ...
        ("mulsidi3"): ... this new insn.
        ("umulsidi3"): New insn.
        ("divmoddi3", "divmodtidi3", "divmodtisi3"): Simplify by using
        mixed-mode matching constraints.
        ("udivmodsi4", "udivmoddisi3"): New insns.
        ("udivsi3", "umodsi3"): Use only in ESA/390 mode.

2003-08-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtin-types.def (BT_INT_PTR, BT_FLOAT_PTR, BT_DOUBLE_PTR,
        BT_LONGDOUBLE_PTR, BT_FN_FLOAT_FLOAT_FLOATPTR,
        BT_FN_DOUBLE_DOUBLE_DOUBLEPTR,
        BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLEPTR,
        BT_FN_FLOAT_FLOAT_INTPTR, BT_FN_DOUBLE_DOUBLE_INTPTR,
        BT_FN_LONGDOUBLE_LONGDOUBLE_INTPTR,
        BT_FN_FLOAT_FLOAT_FLOAT_INTPTR, BT_FN_DOUBLE_DOUBLE_DOUBLE_INTPTR,
        BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE_INTPTR,
        BT_FN_VOID_FLOAT_FLOATPTR_FLOATPTR,
        BT_FN_VOID_DOUBLE_DOUBLEPTR_DOUBLEPTR,
        BT_FN_VOID_LONGDOUBLE_LONGDOUBLEPTR_LONGDOUBLEPTR): New.
        * builtins.def (BUILT_IN_FREXP, BUILT_IN_FREXPF, BUILT_IN_FREXPL,
        BUILT_IN_MODF, BUILT_IN_MODFF, BUILT_IN_MODFL, BUILT_IN_REMQUO,
        BUILT_IN_REMQUOF, BUILT_IN_REMQUOL, BUILT_IN_SINCOS,
        BUILT_IN_SINCOSF, BUILT_IN_SINCOSL): New.
        * tree.c: Assign new type_nodes.
        * tree.h (tree_index): Add TI_FLOAT_PTR_TYPE, TI_DOUBLE_PTR_TYPE,
        TI_LONG_DOUBLE_PTR_TYPE, TI_INTEGER_PTR_TYPE.
        (float_ptr_type_node, double_ptr_type_node,
        long_double_ptr_type_node, integer_ptr_type_node): New type_nodes.

        * doc/extend.texi: Document new builtins.

2003-08-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtin-types.def (BT_FN_FLOAT_INT_FLOAT,
        BT_FN_DOUBLE_INT_DOUBLE, BT_FN_LONGDOUBLE_INT_LONGDOUBLE): New.

        * builtins.def (BUILT_IN_ERF, BUILT_IN_ERFC, BUILT_IN_ERFCF,
        BUILT_IN_ERFCL, BUILT_IN_ERFF, BUILT_IN_ERFL, BUILT_IN_GAMMA,
        BUILT_IN_GAMMAF, BUILT_IN_GAMMAL, BUILT_IN_J0, BUILT_IN_J0F,
        BUILT_IN_J0L, BUILT_IN_J1, BUILT_IN_J1F, BUILT_IN_J1L,
        BUILT_IN_JN, BUILT_IN_JNF, BUILT_IN_JNL, BUILT_IN_LGAMMA,
        BUILT_IN_LGAMMAF, BUILT_IN_LGAMMAL, BUILT_IN_SIGNIFICAND,
        BUILT_IN_SIGNIFICANDF, BUILT_IN_SIGNIFICANDL, BUILT_IN_TGAMMA,
        BUILT_IN_TGAMMAF, BUILT_IN_TGAMMAL, BUILT_IN_Y0, BUILT_IN_Y0F,
        BUILT_IN_Y0L, BUILT_IN_Y1, BUILT_IN_Y1F, BUILT_IN_Y1L,
        BUILT_IN_YN, BUILT_IN_YNF, BUILT_IN_YNL): New.

        * doc/extend.texi: Document new builtins.

2003-08-28  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/mkfixinc.sh: Remove special case code for unsupported
        variants of i?86, powerpcle, and thumb.
        * fixinc/mkfixinc.sh: Remove special case code for unsupported
        arm and hppa variants.

2003-08-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtin-types.def (BT_FN_INT_FLOAT, BT_FN_INT_DOUBLE,
        BT_FN_INT_LONGDOUBLE, BT_FN_LONG_FLOAT, BT_FN_LONG_DOUBLE,
        BT_FN_LONG_LONGDOUBLE, BT_FN_LONGLONG_FLOAT,
        BT_FN_LONGLONG_DOUBLE, BT_FN_LONGLONG_LONGDOUBLE,
        BT_FN_FLOAT_FLOAT_LONGDOUBLE, BT_FN_DOUBLE_DOUBLE_LONGDOUBLE,
        BT_FN_FLOAT_FLOAT_INT, BT_FN_DOUBLE_DOUBLE_INT,
        BT_FN_LONGDOUBLE_LONGDOUBLE_INT, BT_FN_FLOAT_FLOAT_LONG,
        BT_FN_DOUBLE_DOUBLE_LONG, BT_FN_LONGDOUBLE_LONGDOUBLE_LONG,
        BT_FN_FLOAT_FLOAT_FLOAT_FLOAT, BT_FN_DOUBLE_DOUBLE_DOUBLE_DOUBLE,
        BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE): New.

        * builtins.def (BUILT_IN_ACOS, BUILT_IN_ACOSF, BUILT_IN_ACOSH,
        BUILT_IN_ACOSHF, BUILT_IN_ACOSHL, BUILT_IN_ACOSL, BUILT_IN_ASIN,
        BUILT_IN_ASINF, BUILT_IN_ASINH, BUILT_IN_ASINHF, BUILT_IN_ASINHL,
        BUILT_IN_ASINL, BUILT_IN_ATANH, BUILT_IN_ATANHF, BUILT_IN_ATANHL,
        BUILT_IN_CBRT, BUILT_IN_CBRTF, BUILT_IN_CBRTL, BUILT_IN_COPYSIGN,
        BUILT_IN_COPYSIGNF, BUILT_IN_COPYSIGNL, BUILT_IN_COSH,
        BUILT_IN_COSHF, BUILT_IN_COSHL, BUILT_IN_DREM, BUILT_IN_DREMF,
        BUILT_IN_DREML, BUILT_IN_EXP10, BUILT_IN_EXP10F, BUILT_IN_EXP10L,
        BUILT_IN_EXP2, BUILT_IN_EXP2F, BUILT_IN_EXP2L, BUILT_IN_EXPM1,
        BUILT_IN_EXPM1F, BUILT_IN_EXPM1L, BUILT_IN_FDIM, BUILT_IN_FDIMF,
        BUILT_IN_FDIML, BUILT_IN_FMA, BUILT_IN_FMAF, BUILT_IN_FMAL,
        BUILT_IN_FMAX, BUILT_IN_FMAXF, BUILT_IN_FMAXL, BUILT_IN_FMIN,
        BUILT_IN_FMINF, BUILT_IN_FMINL, BUILT_IN_HYPOT, BUILT_IN_HYPOTF,
        BUILT_IN_HYPOTL, BUILT_IN_ILOGB, BUILT_IN_ILOGBF, BUILT_IN_ILOGBL,
        BUILT_IN_LDEXP, BUILT_IN_LDEXPF, BUILT_IN_LDEXPL, BUILT_IN_LLRINT,
        BUILT_IN_LLRINTF, BUILT_IN_LLRINTL, BUILT_IN_LLROUND,
        BUILT_IN_LLROUNDF, BUILT_IN_LLROUNDL, BUILT_IN_LOG10,
        BUILT_IN_LOG10F, BUILT_IN_LOG10L, BUILT_IN_LOG1P, BUILT_IN_LOG1PF,
        BUILT_IN_LOG1PL, BUILT_IN_LOG2, BUILT_IN_LOG2F, BUILT_IN_LOG2L,
        BUILT_IN_LOGB, BUILT_IN_LOGBF, BUILT_IN_LOGBL, BUILT_IN_LRINT,
        BUILT_IN_LRINTF, BUILT_IN_LRINTL, BUILT_IN_LROUND,
        BUILT_IN_LROUNDF, BUILT_IN_LROUNDL, BUILT_IN_NEXTAFTER,
        BUILT_IN_NEXTAFTERF, BUILT_IN_NEXTAFTERL, BUILT_IN_NEXTTOWARD,
        BUILT_IN_NEXTTOWARDF, BUILT_IN_NEXTTOWARDL, BUILT_IN_POW10,
        BUILT_IN_POW10F, BUILT_IN_POW10L, BUILT_IN_REMAINDER,
        BUILT_IN_REMAINDERF, BUILT_IN_REMAINDERL, BUILT_IN_RINT,
        BUILT_IN_RINTF, BUILT_IN_RINTL, BUILT_IN_SCALB, BUILT_IN_SCALBF,
        BUILT_IN_SCALBL, BUILT_IN_SCALBLN, BUILT_IN_SCALBLNF,
        BUILT_IN_SCALBLNL, BUILT_IN_SCALBN, BUILT_IN_SCALBNF,
        BUILT_IN_SCALBNL, BUILT_IN_SINH, BUILT_IN_SINHF, BUILT_IN_SINHL,
        BUILT_IN_TANH, BUILT_IN_TANHF, BUILT_IN_TANHL): New.

        * doc/extend.texi: Document new builtins.

2003-08-28  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (legitmate_constant_p): Use LARL on
        zSeries machines even in 31-bit addressing mode.
        (legitimate_reload_constant_p): Likewise.
        (legitimize_pic_address): Likewise.
        (legitimize_tls_address): Likewise.
        (s390_split_branches): Likewise.
        (s390_dump_pool): Likewise.
        (s390_mainpool_finish): Likewise.
        (s390_chunkify_start): Likewise.
        (s390_select_rtx_section): Likewise.
        * config/s390/s390.md ("doloop_si"): Likewise.
        ("pool_start_31", "pool_end_31"): Likewise.
        ("pool_start_64", "pool_end_64"): Likewise.
        ("main_base_31_small", "main_base_31_large"): Likewise.
        ("main_base_64"): Likewise.
        ("reload_base_31", "reload_base_64"): Likewise.
        ("*movsi_larl"): New insn.
        ("cjump", "icjump"): Use long branches on zSeries machines.
        ("jump"): Likewise.
        ("call"): Use BRASL on zSeries machines.
        ("call_value", "call_value_tls"): Likewise.
        ("brasl", "bras", "basr_64", "basr_31", "bas_64", "bas_31"): Remove
        and replace by ...
        ("*bras", "*brasl", "*basr") ... these new insns.
        ("brasl_r", "bras_r", "basr_64_r", "basr_31_r", "bas_64_r",
        "bas_31_r"): Remove and replace by ...
        ("*bras_r", "*brasl_r", "*basr_r") ... these new insns.
        ("brasl_tls", "bras_tls", "basr_64_tls", "basr_31_tls",
        "bas_64_tls", "bas_31_tls"): Remove and replace by ...
        ("*bras_tls", "*brasl_tls", "*basr_tls") ... these new insns.
        ("*return_si", "*return_di"): Remove and replace by ...
        ("*return"): ... this new insn.
        ("rotlsi3"): Allow on zSeries machines.

        * config/s390/s390.c (legitimize_reload_constant_p): Use
        LL/LH type instructions in z/Architecture mode.
        * config/s390/s390.md ("*movsi_lli"): Likewise.
        ("*andsi3_ni", "*andhi3_ni", "*andqi3_ni"): Likewise.
        ("*iorsi3_ni", "*iorhi3_ni", "*iorqi3_ni"): Likewise.
        ("*extendqisi2"): Use LB in z/Architecture mode.
        ("*zero_extendqisi2_64", "*zero_extendqisi2_31"): Use LLGC in
        z/Architecture mode.
        ("zero_extendqihi2", "*zero_extendqihi2_64", "*zero_extendqihi2_31"):
        Likewise.

        * config/s390/s390.md ("*tmdi_ext"): Allow in both 64-bit
        and 31-bit mode.
        ("ptr_extend"): Allow only in 64-bit mode.

2003-08-27  Daniel Jacobowitz  <drow@mvista.com>

        * gcc.c (STANDARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX)
        (TOOLDIR_BASE_PREFIX, STANDARD_BINDIR_PREFIX): Remove unnecessary
        definitions.
        (main): Only use standard_startfile_prefix if native.
        * doc/tm.texi (STANDARD_STARTFILE_PREFIX): Update.

2003-08-27  Per Bothner  <pbothner@apple.com>

        * cpperror.c (print_location):  Don't check for !pfile->buffer.  That
        test fails following my 08-21 change, and it seems unnecessary anyway.
        (cpp_error):  Likewise.

2003-08-27  Jason Merrill  <jason@redhat.com>

        * real.c (do_multiply): Initialize with memset.

2003-08-27  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * gcov.c (typedef struct arc_info): New field cs_count.
        (accumulate_line_counts): Find cycles correctly.

2003-08-27  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (struct machine_function): Remove member
        literal_pool_label.
        (s390_optimize_prolog): Replace TEMP_REG argument with
        TEMP_USED and BASE_USED.  Do not check get_pool_size ().
        (general_s_operand): Accept all immediates before reload if
        ALLOW_IMMEDIATE.  If not ALLOW_IMMEDIATE, reject literal pool
        references.
        (s390_output_symbolic_const): Remove UNSPEC_LTREL_OFFSET handling.
        (find_constant_pool_ref): Ignore UNSPECV_POOL_ENTRY insns.
        (s390_alloc_pool): New function.
        (s390_new_pool): Call it.
        (s390_dump_pool): Add REMOTE_LABEL argument.
        (s390_chunkify_start): Add BASE_REG argument.  Do not check
        get_pool_size ().
        (s390_chunkify_finish): Add BASE_REG argument.  Adapt
        s390_dump_pool call.
        (s390_pool_count, s390_nr_constants): Remove.
        (s390_output_constant_pool): Remove.
        (s390_mainpool_start): New function.
        (s390_mainpool_finish): New function.
        (s390_mainpool_cancel): New function.
        (s390_reorg): Implement main literal pool handling.
        (s390_emit_prologue): Emit main_pool placeholder instead of
        literal_pool_31 / literal_pool_64 insns.
        * config/s390/s390.h (s390_pool_count, s390_nr_constants): Remove.
        (ASM_OUTPUT_POOL_PROLOGUE, ASM_OUTPUT_SPECIAL_POOL_ENTRY): Remove.
        * config/s390/s390.md (UNSPEC_MAIN_BASE): New symbolic constant.
        ("main_base_31_small", "main_base_31_large"): New insns.
        ("main_base_64",  "main_pool"): New insns.
        ("literal_pool_31", "literal_pool_64"): Remove.

2003-08-27  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/inclhack.def (ptx_netswap): New disabled fix, ported from
        fixinc.ptx.
        * fixinc/inclhack.def (undefine_null):  Don't generate \r characters.
        Prettify a little.
        * fixinc/fixincl.x: Regenerate.

2003-08-27  Richard Earnshaw  <rearnsha@arm.com>

        * lib1funcs.asm (L_ieee754_sp): New.  Include ieee754-sf.S.
        (L_ieee754_dp): New.  Include ieee754-df.S.
        * arm/ieee754-sf.S: Rework to allow interworking, calling from Thumb,
        and compilation in apcs-26 mode.
        * arm/ieee754-df.S: Likewise.
        * t-arm-elf (DPBIT, FPBIT, fp-bit.c dp-bit.c): Delete rules
        (LIB1ASMFUNCS): Add _ieee754_sp and _ieee754_dp targets.

2003-08-27  Nicolas Pitre  <nico@cam.org>

        * arm/ieee754-sf.S: New.
        * arm/ieee754-df.S: New.

2003-08-27  Jakub Jelinek  <jakub@redhat.com>

        * builtins.c (expand_builtin_expect_jump): Save pending_stack_adjust
        and restore it if returning NULL.

2003-08-27  Richard Sandiford  <rsandifo@redhat.com>

        * calls.c (initialize_argument_information): If an argument has no
        stack space associated with it, and BLOCK_REG_PADDING is defined,
        use it to decide at which end the argument should be padded.
        * function.c (assign_parms): Allocate BLKmode stack slots.
        * config/mips/mips-protos.h (mips_pad_arg_upward): Declare.
        (mips_pad_reg_upward): Declare.
        * config/mips/mips.h (PAD_VARARGS_DOWN): Use FUNCTION_ARG_PADDING.
        (CUMULATIVE_ARGS): Remove num_adjusts and adjusts.
        (FUNCTION_ARG_PADDING): Use mips_pad_arg_upward.
        (BLOCK_REG_PADDING): Use mips_pad_reg_upward.
        * config/mips/mips.c (struct mips_arg_info): Remove struct_p.
        (mips_expand_call): Remove code for generating structure shifts.
        (mips_arg_info): Don't set struct_p.  Don't set fpr_p for non-float
        types unless using the EABI.
        (function_arg_advance): Don't generate shift instructions.
        (function_arg): Don't return them.  Don't short-circuit the
        check for double structure chunks for DFmode arguments.
        (mips_pad_arg_upward, mips_pad_reg_upward): New functions.
        (mips_expand_prologue): Remove code to emit structure shifts.
        * config/mips/irix6-libc-compat.c: Remove workarounds for buggy
        structure passing (inet_ntoa, inet_lnaof, inet_netof).  Update
        comments to say that only structure returns are a problem.

2003-08-26  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/tests/base/string.h, fixinc/tests/base/sys/regset.h:
        Fix to match produced versions.
        * fixinc/inclhack.def (longlong_t): New disabled test, ported
        from fixinc.svr4.
        * fixinc/inclhack.def (ptx_pwd_h): New disabled fix, ported
        from fixinc.ptx.
        * fixinc/inclhack.def (ptx_sys_mc_param_h): New disabled fix,
        ported from fixinc.ptx.

2003-08-26  Per Bothner  <pbothner@apple.com>

        * cpplib.h (struct cpp_token):  Change type of field line to fileline.
        (cpp_error_with_line):  Use fileline for appropriate parameter.
        * cpphash.h (struct cpp_macro):  Change type of field line to fileline.
        (struct cpp_reader):  Likewise for fields line and directive_line.
        (_cpp_begin_message):  Use fileline for appropriate parameter.
        * cpperror.c (print_location, _cpp_begin_message, cpp_error_with_line,
        cpp_error):  Use fileline for appropriate parameters and variables.
        (print_location):  New local lin, since it is not a fileline.

2003-08-26  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/12002
        * tree.h (SCALAR_FLOAT_TYPE_P, COMPLEX_FLOAT_TYPE_P): New macros.
        (FLOAT_TYPE_P): Define in terms of these two new macros.
        * fold-const.c (fold <PLUS_EXPR>): Don't convert x+x into x*2.0
        for complex floating point types.

2003-08-26  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (emit_prologue): Don't check literal pool size.
        * config/s390/s390.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Call
        s390_output_pool_entry.

2003-08-26  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/inclhack.def (svr4_preproc_lint_on,
        svr4_preproc_lint_off, svr4_preproc_machine): New disabled
        fixes, ported from fixinc.svr4.

2003-08-26  Mark Mitchell  <mark@codesourcery.com>

        * doc/install.texi (Prerequisites): Mention GNU make requirement.

        * Makefile.in (AR_FOR_TARGET): Export it.
        (AR_CREATE_FOR_TARGET): Likewise.
        (AR_FLAGS_FOR_TARGET): Likewise.
        (AR_EXTRACT_FOR_TARGET): Likewise.
        (AWK): Likewise.
        (BUILD_PREFIX): Likewise.
        (BUILD_PREFIX_1): Likewise.
        (DESTDIR): Likewise.
        (GCC_FOR_TARGET): Likewise.
        (INCLUDES): Likewise.
        (INSTALL_DATA): Likewise.
        (LIB1ASMSRC): Likewise.
        (LIBGCC2_CFLAGS): Likewise.
        (MACHMODE_H): Likewise.
        (NM_FOR_TARGET): Likewise.
        (RANLIB_FOR_TARGET): Likewise.
        (libsubdir): Likewise.
        (slibdir): Likewise.
        (ORDINARY_FLAGS_TO_PASS): Remove stuff that we're
        exporting.
        (libgcc.a): Don't pass them here.
        (stmp-multilib): Or here.
        (install-libgcc): Or here.
        (install-multilib): Or here.
        (POSTSTAGE1_FLAGS_TO_PASS): Or here.
        (stage1_build): Or here.

2003-08-26  Andreas Krebbel <krebbel1@de.ibm.com>

        * config/s390/s390.md ("*llgt_sisi", "*llgt_sisi_split", "*llgt_didi",
        "*llgt_didi_split", "*llgt_sidi", "*llgt_sidi_split"): New insns.

2003-08-26  Andreas Krebbel <krebbel1@de.ibm.com>

        * config/s390/s390.md ("*fmadddf", "*fmsubdf",
        "*fmaddsf", "*fmsubsf"): New insns.

2003-08-26  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (fold <MULT_EXPR>): Optimize (C1/X)*C2 into
        (C1*C2)/X when unsafe math optimizations are allowed.
        (fold <RDIV_EXPR>): Optimize C1/(X*C2) into (C1/C2)/X with unsafe
        math optimizations.  Minor code clean-ups.  Recursively call
        fold when constructing sub-expressions.

2003-08-26  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (fold_builtin_bitop): New function to perform constant
        folding of ffs, clz, ctz, popcount and parity builtin functions
        and their long and long long variants (such as ffsl and ffsll).
        (fold_builtin): fold_builtin_bitop when appropriate.
        * simplify-rtx.c (simplify_unary_operation): Honor both
        CLZ_DEFINED_VALUE_AT_ZERO and CTZ_DEFINED_VALUE_AT_ZERO when
        evaluating clz and ctz at compile-time, for operands wider
        than HOST_WIDE_INT.

2003-08-26  Nathan Sidwell  <nathan@codesourcery.com>

        * builtins.c (build_function_call_expr): Don't set
        TREE_SIDE_EFFECTS here.
        * expr.c (emit_block_move_via_libcall): Likewise.
        (clear_storage_via_libcall): Likewise.
        * tree.c (build): Set TREE_SIDE_EFFECTS for non-const, non-pure
        CALL_EXPRs.

        * gcse.c (is_too_expensive): New function.
        (gcse_main, delete_null_pointer_checks, bypass_jumps): Use it.

2003-08-25  Zack Weinberg  <zack@codesourcery.com>

        * config.gcc (hppa*-*-hpux11*, ia64*-*-hpux*): Remove
        commented-out logic to use DCE threads (if present), add
        support for POSIX threads.
        * config/ia64/hpux.h: Define CPP_SPEC to set appropriate
        #defines for -pthread.  Add -lpthread to LIB_SPEC when
        -pthread.  In both cases take -mt as a synonym for -pthread
        for acc compatibility.
        Define GTHREAD_USE_WEAK to 0.
        * config/pa/pa-hpux11.h: Likewise for CPP_SPEC and LIB_SPEC.
        Remove old logic for DCE threads from LIB_SPEC.
        * config/pa/pa64-hpux.h: Define GTHREAD_USE_WEAK to 0.

2003-08-25  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (expand_builtin_mathfn):  Rearrange so that we only
        return 0 for invalid argument types.  Instead drop through to a
        call of expand_call at the bottom of function.  If op is SQRT,
        try attaching a SQRT rtx as the REQ_EQUAL note of the libcall.

2003-08-25  Richard Henderson  <rth@redhat.com>

        * config/ia64/ia64.c (ia64_expand_tls_address): Properly truncate
        result when op0 is SImode.

2003-08-25  Nathanael Nerode  <neroden@twcny.rr.com>

        * fixinc/inclhack.def (svr4_sighandler_type): New fix, ported
        from fixinc.svr4.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/sys/signal.h: Regenerate.

2003-08-25  Ulrich Weigand  <uweigand@de.ibm.com>

        * combine.c (simplify_comparison): Re-enable widening of comparisons
        with non-paradoxical subregs of non-REG expressions.

2003-08-25  Ulrich Weigand  <uweigand@de.ibm.com>

        * combine.c (distribute_notes): Handle REG_ALWAYS_RETURN.

2003-08-25  Ulrich Weigand  <uweigand@de.ibm.com>

        * combine.c (combine_simplify_rtx): Fix RTL sharing bug.

2003-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * pretty-print.h (pp_maybe_newline_and_indent): New macro.
        * c-pretty-print.h (c_pretty_printer): Now typedef to the
        structure.  Be consistent with pretty-print.h abd cxx-pretty-print.h
        (struct c_pretty_print_info): Document.  Add new fields.
        (pp_type_specifier_seq): Rename from pp_c_type_specifier.
        (pp_direct_abstract_declarator): New macro.
        (pp_ptr_operator): Likewise.
        (pp_simple_type_specifier): Likewise.
        (pp_expression): Likewise.
        (pp_parameter_list): Rename from pp_parameter_declaration.
        * c-pretty-print.c (pp_c_whitespace): Now a function.
        (pp_c_left_paren): Likewise.
        (pp_c_right_paren): Likewise.
        (pp_c_dot): Likewise.
        (pp_c_ampersand): Likewise.
        (pp_c_arrow): Likewise.
        (pp_c_semicolon): Likewise.
        (pp_c_type_cast): New function.
        (pp_c_space_for_pointer_operator): Likewise.
        (pp_c_call_argument_list): Likewise.
        (pp_c_cv_qualifier): Adjust prototype.
        (pp_c_type_qualifier_list): Likewise.
        (pp_c_pointer): Likewise.  Handle REFERENCE_TYPE here.
        (pp_c_type_specifier): Rename from pp_c_simple_type_specifier.
        Adjust to follow standard grammar.
        (pp_c_specifier_qualifier_list): Adjusr prototype.  Handle
        REFERENCE_TYPE.  Tidy.
        (pp_c_parameter_type_list): Adjust prototype.  Tidy.
        (pp_c_parameter_declaration): Remove.
        (pp_c_abstract_declarator): Adjust prototype.
        (pp_c_direct_abstract_declarator): Likewise.
        (pp_c_type_id): Likewise.
        (pp_c_storage_class_specifier): Likewise.
        (pp_c_function_specifier): Likewise.
        (pp_c_declaration_specifiers): Likewise.
        (pp_c_direct_declarator): Likewise.
        (pp_c_declarator): Likewise.
        (pp_c_declarator): Likewise.
        (pp_c_declaration): Likewise.
        (pp_c_attributes): Likewise.  Tidy.
        (pp_c_function_definition): Adjust prototype.
        (pp_c_char): Likewise.
        (pp_c_string_literal): Likewise.
        (pp_c_integer_constant): Likewise.
        (pp_c_character_constant): Likewise.
        (pp_c_bool_constant): Likewise.
        (pp_c_enumeration_constant): Likewise.
        (pp_c_floating_constant): Likewise.
        (pp_c_constant): Likewise.
        (pp_c_identifier): Likewise.
        (pp_c_primary_expression): Likewise.  Remove TARGET_EXPR case.  Tidy.
        (pp_c_initializer): Adjust prototype.
        (pp_c_init_declarator): Likewise.
        (pp_c_initializer_list): Likewise.
        (pp_c_id_expression): Likewise.
        (pp_c_postfix_expression): Likewise.
        (pp_c_expression_list): Likewise.
        (pp_c_unary_expression): Likewise.
        (pp_c_cast_expression): Likewise.
        (pp_c_multiplicative_expression): Likewise.
        (pp_c_additive_expression): Likewise.
        (pp_c_shift_expression): Likewise.
        (pp_c_relational_expression): Likewise.
        (pp_c_equality_expression): Likewise.
        (pp_c_and_expression): Likewise.
        (pp_c_exclusive_or_expression): Likewise.
        (pp_c_inclusive_or_expression): Likewise.
        (pp_c_logical_and_expression): Likewise.
        (pp_c_logical_or_expression): Likewise.
        (pp_c_conditional_expression): Likewise.
        (pp_c_assignment_expression): Likewise.
        (pp_c_expression): Likewise.  Tidy.
        (pp_c_statement): Likewise.  Document.
        (pp_c_pretty_printer_init): Adjust prototype. Tidy.

        * c-lang.c (c_initialize_diagnostics): Update.
        * c-common.h (strip_pointer_operator): Declare.
        * c-common.c (strip_pointer_operator): Define.

2003-08-25  Mark Mitchell  <mark@codesourcery.com>

        PR c++/8795
        * tree.h (build_method_type_directly): Declare.
        * c-common.c (handle_vector_size_attributes): Handle METHOD_TYPEs.
        (vector_size_helper): Likewise.
        * tree.c (build_method_type_directly): New function.
        (build_method_type): Use it.

2003-08-24  Richard Henderson  <rth@redhat.com>

        * config/i386.i386.c (ix86_return_in_memory): Reformat.  Return true
        for 16-byte vector modes if sse not enabled; warn for abi change.
        (ix86_value_regno): Only return xmm0 for 16-byte vector types.

2003-08-24  Kazu Hirata  <kazu@cs.umass.edu>

        * rtlanal.c (may_trap_p): Simplify an integer comparison.

2003-08-24  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/inclhack.def (AAB_svr4_replace_byteorder):  Enhance
        comment.  Enable for DYNIX/ptx systems (when they switch to
        regular fixincludes).
        * fixinc/fixincl.x: Regenerate.

2003-08-23  Jason Eckhardt  <jle@rice.edu>

        * config/i860/t-i860: New.
        * config.gcc (i860-*-sysv4*): Add t-i860 to tmake_file.

2003-08-23  Jakub Jelinek  <jakub@redhat.com>

        * c-decl.c (pushdecl): Only put decls which finish_struct will do
        something about onto incomplete chain.
        (finish_struct): If not removing type from incomplete
        list, update prev.

2003-08-20  Jan Hubicka  <jh@suse.cz>

        PR target/11369
        * i386.c (ix86_expand_carry_flag_compare): Validate operand.

        PR target/11031
        * i386.c (const_0_to_3_operand, const_0_to_7_operand,
        const_0_to_15_operand, const_0_to_255_operand): New predicates.
        * i386.h (PREDICATE_CODES): Add these.
        * i386.c (pinsrw and pextrw patterns): Use them.

        PR target/10984
        * i386.c (ix86_expand_binop_builtin): Behave sanely for VOIDmodes.

        PR target/8869
        * expr.c (convert_modes): Deal properly with integer to vector
        constant conversion.

        PR target/8871
        * i386.md (zero_extendsidi2*): Add MMX and SSE alternatives.

2003-08-23  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.h (LOAD_EXTEND_OP): Remove.
        * config/s390/s390.md ("movhi"): New expander; old insn renamed to ...
        ("*movhi"): ... this.
        ("movqi", "*movqi"): Likewise.
        ("movqi_64"): Remove.
        ("*zero_extendhisi2_31"): Change predicate to s_operand.

2003-08-23  Dale Johannesen  <dalej@apple.com>
        * calls.c (emit_library_call_value_1): Fix obvious errors in
        arguments to emit_group_store.

2003-08-23  Jason Eckhardt  <jle@rice.edu>

        * calls.c (emit_library_call_value_1): Remove code related
        to LIBGCC_NEEDS_DOUBLE.
        * config/stormy16/stormy16.h: Remove mention of LIBGCC_NEEDS_DOUBLE.
        * doc/tm.texi: Likewise.
        * system.h: Poison the LIBGCC_NEEDS_DOUBLE macro.

2003-08-23  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/linux64.h (STARTFILE_PREFIX_SPEC): Remove.

2003-08-23  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_setup_incoming_varargs): Handle o32 and o64
        as well.  Put memory references in the varargs alias set.
        (mips_expand_prologue): Remove varargs handling from here.

2003-08-23  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_expand_movstr, s390_expand_clrstr,
        s390_expand_cmpmem, s390_output_constant_pool, s390_build_va_list,
        s390_function_profiler, s390_output_mi_thunk): Use ISO C syntax
        for function pointer calls.
        * config/s390/s390.md ("*negdi2_31"): Likewise.

2003-08-23  Roger Sayle  <roger@eyesopen.com>

        * combine.c (apply_distributive_law): Correct comment.

2003-08-23  Jason Eckhardt  <jle@rice.edu>

        * config/i860/i860.h: Remove comment mentioning LIBGCC_NEEDS_DOUBLE.

2003-08-22  Jason Eckhardt  <jle@rice.edu>

        * config/i860/i860.c (i860_build_va_list): Create the va_decl
        declaration.  Document the va_list structure.
        (i860_va_start): Initialize the va_list structure.
        (i860_va_arg): Rewrite completely.
        * config/i860/i860.h (LIBGCC_NEEDS_DOUBLE): Don't define.
        * config/i860/varargs.asm: Do not allocate or initialize
        a va_list.  Return the address of the register save area.

2003-08-22  Kazu Hirata  <kazu@cs.umass.edu>

        * config/iq2000/iq2000.c: Fix comment typos.
        * config/iq2000/iq2000.md: Likewise.

2003-08-22  Kazu Hirata  <kazu@cs.umass.edu>

        * config/iq2000/iq2000.c: Follow spelling conventions.
        * config/iq2000/iq2000.h: Likewise.
        * config/mn10300/mn10300.c: Likewise.

2003-08-22  Jason Eckhardt  <jle@rice.edu>

        * config/i860/i860.c (output_move_double): Don't set latehalf
        to zero for CONST_INT (since it could be, e.g., -1).

        * config/i860/i860.h (REMSI3_LIBCALL): Replace this macro...
        (MODSI3_LIBCALL): ...with this one.
        (UREMSI3_LIBCALL): Replace this macro...
        (UMODSI3_LIBCALL): ...with this one.

2003-08-22  Jason Eckhardt  <jle@rice.edu>

        * config/i860/i860-protos.h (output_delay_insn): Remove prototype.
        (output_delayed_branch): Remove prototype.
        (single_insn_src_p): Remove prototype.
        * config/i860/i860.c (single_insn_src_p): Remove function.
        (output_delayed_branch): Remove function.
        (output_delay_insn): Remove function.
        (va_start): Remove unconditional test and dead code, re-format.
        Fix coding style and spelling problems in various comments.
        * config/i860/i860.md (UNSPECV_BLOCKAGE): Define constant...
        (blockage pattern): ...and use it here.
        (all define_peephole patterns related to delayed branches): Remove.
        Fix coding style and spelling problems in various comments.

2003-08-22  Jason Eckhardt  <jle@rice.edu>

        * config/i860/i860.c: Replace all occurrences of 'GNU CC' with 'GCC'.
        Remove all uses of the PARAMS macro.  Remove superflous prototypes.
        Convert all function definitions from traditional to ISO C90 syntax.
        * config/i860/i860-protos.h: Replace all occurrences of 'GNU CC'
        with 'GCC'.  Remove all uses of the PARAMS macro.
        * config/i860/i860.h: Replace all occurrences of 'GNU CC' with 'GCC'.
        * config/i860/i860.md: Likewise.
        * config/i860/sysv4.h: Likewise.
        * config/i860/varargs.asm: Likewise.

2003-08-22  Jason Eckhardt  <jle@rice.edu>

        * config/i860/i860-protos.h (i860_va_start): Remove 'stdarg_p'
        argument.
        (tdesc_section): Add prototype.
        Update copyright dates.
        * config/i860/i860.c: Include coretypes.h, tm.h, and toplev.h.
        (TARGET_ASM_FUNCTION_PROLOGUE): Move definition to end of file.
        (TARGET_ASM_FUNCTION_EPILOGUE): Likewise.
        (targetm): Likewise.
        (i860_output_function_prologue): Substitute HOST_WIDE_INT_PRINT_DEC
        for '%d' where necessary.
        (i860_va_start): Remove 'stdarg_p' argument.  Make conditional checks
        on 'stdarg_p' unconditional.  Divide current_function_args_info.ints
        by UNITS_PER_WORD when referencing (likewise for .floats).
        (I860_SVR4_VARARGS): Rename...
        (I860_SVR4_VA_LIST): ...to this.
        Call build() with 't' rather than 'field'.
        (i860_rtx_costs): New function.
        (TARGET_RTX_COSTS): Define.
        (i860_internal_label): New function.
        (TARGET_ASM_INTERNAL_LABEL): Define.
        (i860_file_start): New function.
        Update copyright dates.
        * config/i860/i860.h (CPP_PREDEFINES): Remove.
        (TARGET_CPU_CPP_BUILTINS): Define.
        (EXPAND_BUILTIN_VA_START): Remove 'stdarg' argument.
        (CONST_COSTS): Remove (and move code to i860_rtx_costs).
        (ASM_FILE_START): Remove.
        (ASM_FILE_START_1): Remove.
        (ASM_GLOBALIZE_LABEL): Remove.
        (ASM_OUTPUT_INTERNAL_LABEL): Remove.
        (ASM_OUTPUT_CASE_LABEL): Replace call of ASM_OUTPUT_INTERNAL_LABEL
        with targetm.asm_out.internal_label.
        Update copyright dates.
        * config/i860/sysv4.h (USER_LABEL_PREFIX): Define.
        (CPP_PREDEFINES): Remove.
        (TARGET_OS_CPP_BUILTINS): Define.
        (GLOBAL_ASM_OP): Define.
        (ASM_FILE_START): Remove.
        (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Define.
        (TARGET_ASM_FILE_START): Define.
        Update copyright dates.

2003-08-22  Jason Eckhardt  <jle@rice.edu>

        * gcc/config.gcc (i860-*-sysv4*): Add target.
        * config/i860/i860-protos.h: New.
        * config/i860/i860.c: New.
        * config/i860/i860.h: New.
        * config/i860/i860.md: New.
        * config/i860/sysv4.h: New.
        * config/i860/varargs.asm: New.
        * config/i860/x-sysv4: New.

2003-08-22  Jason Eckhardt  <jle@rice.edu>

        * config/pa/pa.c: Replace 'GNU CC' with 'GCC'.
        Remove all uses of PARAMS macro.
        Convert all function definitions to ISO C90 syntax.
        * config/pa/elf.h: Replace 'GNU CC' with 'GCC'.
        * config/pa/fptr.c: Likewise.
        * config/pa/lib2funcs.asm: Likewise.
        * config/pa/long_double.h: Likewise.
        * config/pa/milli64.S: Likewise.
        * config/pa/pa-64.h: Likewise.
        * config/pa/pa-hpux.h: Likewise.
        * config/pa/pa-hpux10.h: Likewise.
        * config/pa/pa-hpux11.h: Likewise.
        * config/pa/pa-linux.h: Likewise.
        * config/pa/pa-modes.def: Likewise.
        * config/pa/pa-osf.h: Likewise.
        * config/pa/pa-pro-end.h: Likewise.
        * config/pa/pa.md: Likewise.
        * config/pa/pa32-linux.h: Likewise.
        * config/pa/pa64-linux.h: Likewise.
        * config/pa/pa64-hpux.h: Likewise.
        * config/pa/pa64-regs.h: Likewise.
        * config/pa/quadlib.c: Likewise.
        * config/pa/rtems.h: Likewise.
        * config/pa/pa-protos.h: Replace 'GNU CC' with 'GCC' and remove
        all uses of the PARAMS macro.
        * config/pa/pa.h: Likewise.
        * config/pa/som.h: Likewise.

        * config/iq2000/iq2000.c: Replace 'GNU CC' with 'GCC'.
        Remove all uses of PARAMS macro.
        Convert all function definitions to ISO C90 syntax.
        * config/iq2000-protos.h: Replace 'GNU CC' with 'GCC'.
        Remove all uses of PARAMS macro.
        * config/iq2000.h: Remove all uses of PARAMS macro.
        * config/iq2000/iq2000.md: Replace 'GNU CC' with 'GCC'.

2003-08-23  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390-protos.h (s390_output_pool_entry): Declare.
        * config/s390/s390.c (gen_consttable): Remove.
        (s390_dump_pool): Use UNSPECV_POOL_ENTRY for pool entry insns.
        (s390_output_pool_entry): New function.
        * config/s390/s390.md (UNSPECV_POOL_QI, UNSPECV_POOL_HI,
        UNSPECV_POOL_SI, UNSPECV_POOL_DI, UNSPECV_POOL_TI,
        UNSPECV_POOL_SF, UNSPECV_POOL_DF): Remove, replace by ...
        (UNSPECV_POOL_ENTRY): ... this new constant.
        ("consttable_qi", "consttable_hi", "consttable_si", "consttable_di",
        "consttable_ti", "consttable_sf", "consttable_df"): Remove ...
        ("*pool_entry"): ... and replace by this new insn.
        ("literal_pool_31"): Do not emit anchor label if pool empty.

        * config/s390/s390.c (struct machine_function): Add save_return_addr_p.
        (s390_optimize_prolog): Save RETURN_REGNUM if save_return_addr_p.
        (s390_fixup_clobbered_return_reg): Remove.
        (s390_reorg): Don't call s390_fixup_clobbered_return_reg.
        (s390_return_addr_rtx): Always retrieve return address from save area
        slot.  Use save_return_addr_p to force slot to be filled.
        (s390_emit_prologue): Remove has_hard_reg_initial_val test.

2003-08-22  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.h (MASK_FIX_SB1, TARGET_FIX_SB1): New defines.
        (TARGET_SWITCHES): Add -mfix-sb1 and -mno-fix-sb1.
        * config/mips/mips.md (divdf3, divsf3, sqrtdf2, sqrtsf2): Work
        around SB-1 errata if TARGET_FIX_SB1 is set.
        (recip.d insn, recip.s insn, rsqrt.d insn, rsqrt.s insn): Likewise.
        * doc/invoke.texi: Document MIPS -mfix-sb1 and -mno-fix-sb1.

2003-08-22  Roger Sayle  <roger@eyesopen.com>

        * hashtable.c (ht_expand): Avoid calculating rehash for the common
        case that the first probe hits an empty hash table slot.

2003-08-22  Mark Mitchell  <mark@codesourcery.com>

        * config/ia64/hpux.h (SUPPORTS_INIT_PRIORITY): Define to 0.

2003-08-22  Mark Mitchell  <mark@codesourcery.com>

        * config/ia64/ia64.md (*ptr_extend_plus_1): Rename to ...
        (ptr_extend_plus_imm): ... this.
        * config/ia64/ia64.c (addp4_optimize_ok): Do not disable addp4
        optimization in C++.
        (ia64_output_mi_thunk): Support ILP32 mode.

2003-08-22  Bernardo Innocenti  <bernie@develer.com>

        * gcc/config/m68k/m68k.c (m68k_coff_asm_named_section): remove unused
        function.
        * gcc/config/m68k/m68k.c (-m68k_svr3_asm_out_constructor): likewise.

2003-08-22  Kazu Hirata  <kazu@cs.umass.edu>

        * config/i386/i386.c (const_int_1_operand): Simplify an
        integer comparison.

2003-08-22  Alan Modra  <amodra@bigpond.net.au>

        * config/fp-bit.c: Specify config/ dir for include of fp-bit.h.
        * config/rs6000/ppc64-fp.c: Likewise.

2003-08-22  Kazu Hirata  <kazu@cs.umass.edu>

        * cfgcleanup.c: Fix comment typos.
        * emit-rtl.c: Likewise.
        * optabs.c: Likewise.
        * ra-build.c: Likewise.
        * rtlanal.c: Likewise.
        * tree.h: Likewise.

2003-08-22  Kazu Hirata  <kazu@cs.umass.edu>

        * c-decl.c: Fix comment formatting.
        * cfgrtl.c: Likewise.
        * combine.c: Likewise.
        * convert.c: Likewise.
        * dominance.c: Likewise.
        * dwarf2out.c: Likewise.
        * dwarfout.c: Likewise.
        * expmed.c: Likewise.
        * fold-const.c: Likewise.
        * gcov.c: Likewise.
        * genattrtab.c: Likewise.
        * ggc-common.c: Likewise.
        * mips-tfile.c: Likewise.
        * regmove.c: Likewise.

2003-08-22  Kazu Hirata  <kazu@cs.umass.edu>

        * builtin-attrs.def: Fix comment formatting.
        * c-pretty-print.c: Likewise.
        * diagnostic.h: Likewise.
        * langhooks.h: Likewise.
        * recog.c: Likewise.
        * simplify-rtx.c: Likewise.
        * tree.def: Likewise.

2003-08-22  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k-protos.h: Convert to ISO C90.
        * config/m68k/m68k.c: Likewise.

2003-08-21  Bernardo Innocenti  <bernie@develer.com>
            Paul Dale  <pauli@snapgear.com>
            Peter Barada <peter@baradas.org>

        * config/m68k/m68k.c (m68k_rtx_costs): Adjust mul/div costs for
        ColdFire cores.

2003-08-21  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (INCLUDES): Remove -I$(srcdir)/config.
        * config.gcc (*-*-openbsd): Don't set tm_file.
        (alpha*-*-openbsd, arm*-*-coff*, arm*-wince-pe*,
        arm-*-pe*, avr-*-*, h8300-*-rtems*, h8300-*-elf*,
        h8300-*-*, hppa*-*-osf*, hppa*-*-bsd*, hppa*-*-hpux*,
        i370-*-opened*, i370-*-mvs*, i370-*-linux*, i?86-*-openbsd*,
        i?86-*-lynxos, i?86-*-nto-qnx*, iq2000*-*-elf*, m68000-hp-hpux*,
        m68k-hp-hpux*, m68k-*-aout*, m68k-*-coff*, m68020-*-elf*,
        m68k-*-elf*, m68k*-*-netbsd*, m68k*-*-openbsd*, m68k-*-sysv4*,
        m68k-*-linux*, m68k-*-rtems*, mcore-*-pe*, mips*-*-netbsd*,
        mips*-*-openbsd*, rs6000-*-lynxos*, sh*-*-elf*, sh*-*-ka,
        sh-*-rtemself, sparc-*-openbsd*, strongarm-*-pe, vax-*-openbsd*,
        xscale-*-coff): Use explicit and complete lists of target headers
        to include.  Move definitions to tm_defines where appropriate.
        (hppa*-*-openbsd*, powerpc-*-openbsd*): Comment out stanza for
        not-yet-contributed configuration.

        * config/lynx.h, config/alpha/openbsd.h, config/arm/coff.h
        * config/avr/avr.h, config/frv/frv.h, config/h8300/elf.h
        * config/i370/linux.h, config/i370/mvs.h, config/i370/oe.h
        * config/i386/nto.h, config/iq2000/iq2000.h,
        * config/m68k/coff.h, config/m68k/hp310.h, config/m68k/hp320.h
        * config/m68k/linux.h, config/m68k/m68k-aout.h
        * config/m68k/m68k-none.h, config/m68k/m68kv4.h
        * config/m68k/netbsd.h, config/m68k/openbsd.h
        * config/m68k/sgs.h, config/mcore/mcore-pe.h,
        * config/mips/netbsd.h, config/mips/openbsd.h, config/pa/pa.h,
        * config/rs6000/lynx.h, config/sh/embed-elf.h, config/sparc/openbsd.h:
        Remove includes of other target config headers, and
        definitions of macros moved to tm_defines lists.  Add #undefs
        where now necessary to prevent redefinition warnings.

        * config/h8300/coff.h: New file split out of...
        * config/h8300/elf.h: ...here.
        * config/m68k/hp320base.h: New file split out of...
        * config/m68k/hp320.h: ...here.
        * config/rs6000/lynxbase.h: New file split out of...
        * config/rs6000/lynx.h: ...here.

        * config/m68k/hp310g.h, config/m68k/hp320g.h, config/m68k/hpux7.h
        * config/m68k/m68k-coff.h, config/mips/openbsd-be.h: Delete file.

        * config/sol2.h: Remove #if 0-ed #include of sys/mman.h.
        * config/m68k/m68kelf.h: Remove commented out #include of m68k/sgs.h.
        * config/mcore/mcore.h: Don't include hwint.h nor machmode.h.
        Remove unnecessary #ifndef.
        * config/s390/s390.h: Prefix #include of s390/fixdfdi.h
        [under IN_LIBGCC2] with config/.

2003-08-21  Per Bothner  <pbothner@apple.com>

        * cppfiles.c (stack_file):  Correctly pass return_at_eof parameter
        to cpp_push_buffer.
        * cpplex.c (_cpp_get_fresh_line):  Don't buffer->prev - handled
        by return_at_eof check.  Always call _cpp_pop_buffer at end.

2003-08-21  Kazu Hirata  <kazu@cs.umass.edu>

        PR target/11805
        * config/h8300/h8300.md (two anonymous patterns): Remove.

2003-08-21  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (MUST_PASS_IN_STACK): Remove BLKmode clause.
        * config/mips/mips.c (function_arg_pass_by_reference): Never return
        true for n32 & n64.

2003-08-21  Josef Zlomek  <zlomekj@suse.cz>

        * fold-const.c (fold): Fix bug in (A & C) == D where D & ~C != 0
        and similarly in (A | C) == D where C & ~D != 0.

2003-08-20  Geoffrey Keating  <geoffk@apple.com>

        PR 8180
        * configure.in: When testing with_libs and with_headers, treat
        'no' as unset.  Based on a patch by Dan Kegel <dank@kegel.com>.
        * configure: Regenerate.

2003-08-20  Peter Barada <peter@baradas.org>

        * longlong.h (umul_ppmm): Add ColdFire support.

2003-08-20  Peter Barada <peter@baradas.org>
            Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k-none.h: Introduce new ColdFire archs.
        * config/m68k/m68k.h: Likewise.
        * config/m68k/lb1sf68.asm: Rename __mcf5200__ to __mcoldfire__.
        * config/m68k/coff.h: Rename TARGET_5200 to TARGET_COLDFIRE.
        * config/m68k/linux.h: Likewise.
        * config/m68k/m68k.c: Likewise.
        * config/m68k/m68k.md: Likewise.
        * config/m68k/m68kelf.h: Likewise.
        * config/m68k/netbsd-elf.h: Likewise.
        * config/m68k/t-m68kelf: Add multilib targets for new ColdFire archs.

2003-08-20  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.c: Strip away code depending on NO_ADDSUB_Q definition.
        * config/m68k/m68k.md: Likewise.

2003-08-20  Mark Mitchell  <mark@codesourcery.com>

        PR java/11996
        Revert this change:
        2003-08-19  Mark Mitchell  <mark@codesourcery.com>
        * c-common.c (c_common_signed_or_unsigned_type): Correctly handle
        types with precisions other than those given by native machine
        modes.

2003-08-20  Gunther Nikl  <gni@gecko.de>

        * config/m68k/m68k.md (anonymous define_insn): remove obsolete code
        selected by FSGLMUL_USE_S and FSGLDIV_USE_S
        * config/m68k/m68k.c (output_move_himode): remove SGS_NO_LI check
        * config/m68k/m68k.md (anonymous define_insn): Likewise
        * config/m68k/m68k.md (anonymous define_insn): remove ISI_OV check
        * config/m68k/m68k.c (standard_68881_constant_p): remove obsolete
        code selected by NO_ASM_FMOVECR

2003-08-20  Gunther Nikl  <gni@gecko.de>

        * config/m68k/m68k.c (output_move_const_into_data_reg,
        output_move_himode): unify MOTOROLA/MIT handling of moveq
        * config/m68k/m68k.md (movsi_const0, anonymous define_insn):
        Likewise

2003-08-20  Gunther Nikl  <gni@gecko.de>

        * config/m68k/m68k.c (m68k_output_function_prologue): use %U in
        label name
        * config/m68k/m68k.c (m68k_output_function_epilogue): replace
        HOST_WIDE_INT_PRINT_DEC with %wd

2003-08-20  Loren James Rittle  <ljrittle@acm.org>

        * config/i386/freebsd.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Handle
        redefine warning.

2003-08-20  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/11984
        * fold-const.c (fold <PLUS_EXPR>): Check for integer constant
        operands before calling tree_int_cst_lt when performing associative
        transformations.

2003-08-20  Jason Merrill  <jason@redhat.com>

        * tree.h (IS_EXPR_CODE_CLASS): Also include 'r' and 's'.
        (EXPR_CHECK): Don't check for 'r' or 's' if we're
        checking IS_EXPR_CODE_CLASS.
        * calls.c (calls_function_1): Likewise.
        * fold-const.c (fold): Likewise.
        * tree.c (iterative_hash_expr): Likewise.
        * tree-inline.c (walk_tree, copy_tree_r): Likewise.

2003-08-20  Gunther Nikl  <gni@gecko.de>

        * config/m68k/m68k.c (m68k_output_mi_thunk): delete obsolete code
        depending on MOTOROLA_BSR
        * config/m68k/m68k.md (anonymous define_insn): Likewise

2003-08-20  Jason Merrill  <jason@redhat.com>

        * builtins.c (expand_builtin_mathfn): Use get_callee_fndecl.
        (expand_builtin_mathfn2, expand_builtin, builtin_mathfn_code,
        fold_trunc_transparent_mathfn, fold_builtin): Likewise.
        * dojump.c (do_jump): Likewise.
        * fold-const.c (operand_equal_p, fold): Likewise.
        (tree_expr_nonnegative_p): Likewise.

        * stor-layout.c (do_type_align): Only copy DECL_USER_ALIGN from
        TYPE_USER_ALIGN for FIELD_DECLs.

        * attribs.c (decl_attributes): Rebuild the function pointer type after
        changing the target type.
        * tree.c (get_qualified_type): Also check that the attributes match.

2003-08-19  Matt Kraai  <kraai@alumni.cmu.edu>

        * Makefile.in (STAGESTUFF): Move cc1obj$(exeext) from here ...
        * objc/config-lang.in (stagestuff): ... to here.

2003-08-19  Mark Mitchell  <mark@codesourcery.com>

        PR c++/11946
        * convert.c (convert_to_integer): Use CONVERT_EXPR (instead of
        NOP_EXPR) when necessary.
        * c-common.c (c_common_signed_or_unsigned_type): Correctly handle
        types with precisions other than those given by native machine
        modes.

2003-08-19  Geoffrey Keating  <geoffk@apple.com>

        * cpppch.c (cpp_valid_state): Re-add warning about PCH not used
        because some macro is defined.

        * config/darwin.h (LINK_COMMAND_SPEC): Add -arch and -arch_only
        options.
        * config/i386/darwin.h (ASM_SPEC): New.
        (SUBTARGET_EXTRA_SPECS): New.
        * config/rs6000/darwin.h (ASM_SPEC): New.
        (SUBTARGET_EXTRA_SPECS): New.
        * configure.in: Don't set CROSS or SYSTEM_HEADER_DIR when building
        a cross-compiler between two different processors on Darwin.
        * configure: Regenerate.

2003-08-19  Kazu Hirata  <kazu@cs.umass.edu>

        * builtins.c: Fix comment typos.
        * c-common.c: Likewise.
        * c-decl.c: Likewise.
        * c-pretty-print.c: Likewise.
        * cfgbuild.c: Likewise.
        * cfglayout.c: Likewise.
        * cfgloopanal.c: Likewise.
        * cgraphunit.c: Likewise.
        * cppfiles.c: Likewise.
        * dwarfout.c: Likewise.
        * expr.c: Likewise.
        * fold-const.c: Likewise.
        * gcse.c: Likewise.
        * ggc-page.c: Likewise.
        * haifa-sched.c: Likewise.
        * pretty-print.c: Likewise.
        * tree.c: Likewise.
        * tree.h: Likewise.
        * value-prof.c: Likewise.

2003-08-19  Kazu Hirata  <kazu@cs.umass.edu>

        * c-decl.c: Follow spelling conventions.
        * cppfiles.c: Likewise.

2003-08-19  Kazu Hirata  <kazu@cs.umass.edu>

        * c-common.c: Fix comment formatting.
        * c-common.h: Likewise.
        * c-decl.c: Likewise.
        * cppinit.c: Likewise.
        * cpplib.h: Likewise.
        * emit-rtl.c: Likewise.
        * input.h: Likewise.
        * line-map.h: Likewise.
        * opts.c: Likewise.
        * opts.h: Likewise.
        * simplify-rtx.c: Likewise.

2003-08-19  Daniel Jacobowitz  <drow@mvista.com>

        * unwind-c.c: Add libgcc-style exception.
        * unwind-dw2.c: Likewise.
        * unwind-pe.h: Likewise.
        * unwind-sjlj.c: Likewise.
        * unwind.inc: Likewise.

2003-08-19  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c/5582 PR c++/10538
        * langhooks-def.h (lhd_decl_uninit): Declare.
        (LANG_HOOKS_DECL_UNINIT): New macro.
        (LANG_HOOKS_INITIALIZER): Adjust.
        * langhooks.h (struct lang_hooks): Add new field
        decl_uninit.
        * langhooks.c (lhd_decl_uninit): Define.
        * c-common.c (c_decl_uninit_1): New function.
        (c_decl_uninit): New function.
        (warn_init_self): Define.
        * c-common.h (c_decl_uninit): Declare.
        (warn_init_self): Declare.
        * c.opt: Introduce -Winit-self.
        * c-opts.c (c_common_handle_options): Set warn_init_self.
        * c-lang.c (LANG_HOOKS_DECL_UNINIT): Define.
        * objc/objc-lang.c  (LANG_HOOKS_DECL_UNINIT): Define.
        * function.c (uninitialized_vars_warning): Call the language hook.
        * doc/invoke.texi: Document -Winit-self.

2003-08-19  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.md: Adjust SI-mode "trap_if" instruction
        to use better predicates and constraints.  Define new
        instruction to handle "trap_if" with DI-mode arguments.
        (conditional_trap): FAIL if trap code is not 0.

2003-08-19  Andrew Pinski  <pinskia@physics.uc.edu>

        * config/i386/i386.c (legitimate_pic_address_disp_p): Change the
        strstr with $pb to a strcompare with "<pic base>"
        (ix86_output_addr_diff_elt): Output the real pic base.

2003-08-19  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * langhooks-def.h (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Fix spelling.
        (LANG_HOOKS_INITIALIZER): Correct.
        * c-lang.c: Likewise.

2003-08-19  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (cgraph_mark_needed_node): Call notice_global_symbol.
        (cgraph_varpool_mark_needed_node): Likewise.
        * cgraph.h (notice_global_symbol): Declare
        * varasm.c (notice_global_symbol): Break out from ...
        (assemble_start_function): ... here; update for variables.
        (assemble_variable): Use notice_global_symbol.

2003-08-19  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_va_arg): If EABI_FLOAT_VARARGS_P,
        expect SFmode and DFmode arguments to be passed in FPRs,
        regardless of the underlying type.

2003-08-19  Richard Sandiford  <rsandifo@redhat.com>

        PR target/11924
        * config/mips/mips.c (INTERNAL_SYMBOL_P): New macro.
        (mips_classify_symbol, m16_usym8_4, m16_usym5_4): Use it.

2003-08-18  Matt Kraai  <kraai@alumni.cmu.edu>

        PR c/11207
        * c-typeck.c (set_init_index): Check for negative index.

2003-08-18  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/crti.asm (_init, _fini): Add alternate code for new
        call0 ABI.
        * config/xtensa/crtn.asm (_init, _fini): Likewise.
        * config/xtensa/lib1funcs.asm (__mulsi3, __udivsi3, __divsi3,
        __umodsi3, __modsi3): Likewise.
        * config/xtensa/t-xtensa (crti.o, crtn.o): Add $(GCC_CFLAGS) and
        $(INCLUDES).

2003-08-18  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/spe.md ("*nabssf2_gpr"): New.

2003-08-18  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md: Quote C code in braces.  Remove use of
        fake const0_rtx operands.  Remove double backslashes.  Use \;.
        Remove workarounds for bogus warnings.

2003-08-18  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md (muldf3, mulsf3): Don't call a gen_* function.
        (muldf3_internal, muldf3_r4300): Select based on TARGET_4300_MUL_FIX
        rather than TARGET_MIPS4300.
        (mulsf3_internal, mulsf3_r4300): Likewise.

2003-08-18  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md: Renumber unspecs.  Clean up comments.

2003-08-17  Roger Sayle  <roger@eyesopen.com>

        * simplify-rtx.c (associative_constant_p): New function to test
        whether an RTX expression is an immediate constant.
        (simplify_associative_operation): New function to perform some
        reassociation optimizations of associative binary expressions.
        (simplify_binary_operation): Use simplify_associative_operation
        to simplify PLUS, MULT, AND, IOR, XOR, SMIN, SMAX, UMIN and UMAX.
        Floating point expressions are only reassociated when unsafe
        math optimizations are permitted.

2003-08-17  Andreas Jaeger  <aj@suse.de>

        * config/alpha/alpha.md: Remove usage of PARAMS.

        * config/i386/cygwin.h: Convert K&R prototypes to ISO C90.
        * config/i386/i386-interix.h: Likewise.
        * config/i386/winnt.c: Likewise.
        * config/i386/cygming.h: Likewise.
        * config/i386/cygwin2.c: Likewise.
        * config/darwin.c: Likewise.
        * config/darwin-c.c: Likewise.
        * config/darwin-protos.h: Likewise.
        * config/darwin.h: Likewise.
        * config/s390/s390-protos.h: Likewise.
        * config/s390/s390.c: Likewise.
        * config/ia64/ia64.c: Likewse
        * config/ia64/ia64-protos.h: Likewise.
        * config/ia64/ia64-c.c: Likewise.

2003-08-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * config/sparc/sparc.c: Convert to ISO C.

        * config/sparc/sparc-protos.h: Don't use the PARAMS macro.
        * config/sparc/sparc.c: Likewise.

2003-08-16  Nathan Sidwell  <nathan@codesourcery.com>

        PR c++/11512
        * stmt.c (expand_expr_stmt_value): Don't warn about any void
        typed expression.

2003-08-16  Jan Hubicka  <jh@suse.cz>

        * i386.c (ix86_fntype_regparm): Rename from ...
        (ix86_function_regparm): ... this one; add fastcall and local
        functions.
        (ix86_function_ok_for_sibcall): Update.
        (ix86_return_pops_args): Likewise.
        (init_cumulative_args): Likewise.
        (x86_can_output_mi_thunk): Likewise.
        (function_arg): Fix formating.
        (x86_this_parameter): Fix fastcall.
        (x86_output_mi_thunk): Likewise.

        * cgraph.c (cgraph_mark_needed_node): Do not mark functions without
        body as reachable; mark nested functions as needed too.
        (dump_cgraph): Do not output global.calls.
        * cgraph.h (cgraph_global_info): Kill.
        * cgraphunit.c (cgraph_finalize_function): Enqueue needed functions.
        (record_call_1): Speedup.
        (cgraph_analyze_function): Break out from ...; compute inlining
        parameters.
        (cgraph_finalize_compilation_unit): ... here.
        (cgraph_mark_inline): Kill computation of calls.
        (cgraph_decide_inlining): Do not compute most of initial values.

2003-08-14  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (negate_expr_p): MULT_EXPRs and RDIV_EXPRs are easy
        to negate if either operand is easy to negate, if we don't care
        about sign-dependent rounding.
        (negate_expr): Make the logic to negate a REAL_CST explicit.
        Attempt to negate a MULT_EXPR or RDIV_EXPR by negating an operand
        that's easy to negate, if we don't honor sign-dependent rounding.
        (fold <MULT_EXPR>): Optimize -A * B as A * -B if B is easy to
        negate, and the symmetric A * -B as -A * B if A is easy to negate.
        (fold <RDIV_EXPR>): Likewise, optimize -A/B and C/-D as A/-B and
        -C/D if B and C are cheap to negate.  Add an explicit rule to
        optimize X/-1.0 as -X when we don't care about signaling NaNs.

2003-08-14  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (tm_file): Rename tm_include_list.
        (tm_p_file): Rename tm_p_include_list.
        (build_xm_file): Rename build_xm_include_list.
        (host_xm_file): Rename host_xm_include_list.
        (xm_file): Rename xm_include_list.
        (xm_file_list): Add to be substituted.
        (cs-config.h, cs-bconfig.h, cs-tconfig.h, cs-tm.h, cs-tm_p.h):
        Update to match.
        (bt-load.o): Add missing dependency on $(TM_H).
        * configure.in: Prefix value of EXTRA_MODES_FILE with config/.
        For each of tm_file, tm_p_file, xm_file, host_xm_file, and
        build_xm_file, generate both *_file_list and *_include_list
        values from it.  (xm_file_list was formerly not being generated.)
        In *_include_list, prefix the names of all headers found in
        $(srcdir)/config with config/.  In each loop, consider only
        the special case files that can actually appear in that list.
        AC_SUBST all *_file_list and all *_include_list variables; do
        not AC_SUBST the plain *_file variables.
        * configure: Regenerate.

2003-08-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfg.c (dump_edge_info): Add name of loop_exit edge flag.

2003-08-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.c (pa_adjust_insn_length): Delete adjustment for delay slot in
        direct calls.
        (attr_length_call): Include it here.  Improve length estimate for
        local calls.
        (output_call): Use targetm.binds_local_p.

2003-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.c (CASE_MATHFN): New helper macro.
        (mathfn_built_in): Simplify and sort.

        * protoize.c (substr): Delete, callers changed to `strstr'.

2003-08-13  Zack Weinberg  <zack@codesourcery.com>

        * config.gcc (iq2000*-*-elf*): Don't set xm_file.
        * config/iq2000/xm-iq2000.h: Delete file.

2003-08-13  Geoffrey Keating  <geoffk@apple.com>

        * gengtype.c (walk_type): Process a subobject before processing
        the pointer that points to the subobject.

2003-08-13  Per Bothner  <pbothner@apple.com>

        * regclass.c (init_reg_modes):  Make non-static.
        Rename to init_reg_modes_once per new naming convention.
        (init_regs):  Don't call init_reg_modes here.
        * emit-rtl.c (init_emit_once):  Call init_reg_modes_once here instead.
        * rtl.h (init_reg_modes_once):  New declaration.
        * toplev.c (backend_init):  Call init_regs after init_emit_once.

2003-08-13  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/linux.h (DBX_REGISTER_NUMBER): Define so to map a
        special index for MD_FALLBACK_FRAME_STATE_FOR to itself.

2003-08-13  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.c (sh_get_pr_initial_val): Always wrap in unspec for TARGET_SH1.
        * sh.md (load_ra): Change insn predicate to TARGET_SH1.

2003-08-13  Dale Johannesen  <dalej@apple.com>

        * config/rs6000/rs6000.md (ctrsi, ctrdi):  Reenable
        handling of decrement-and-branch farther than 32 bits.

2003-08-12  Kelley Cook  <kelleycook@wideopenwest.com>

        * configure.in (make_compare_target): Move test to ...
        * aclocal.m4 (gcc_AC_PROG_CMP_IGNORE_INITIAL): here.
        * configure: Regenerate.

2003-08-12  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/iris6.h: Convert to C90 prototypes.
        * config/mips/irix6-libc-compat.c: Likewise.
        * config/mips/mips-protos.h: Likewise.
        * config/mips/mips.c: Likewise.

2003-08-12  Nathanael Nerode  <neroden@gcc.gnu.org>

        fixinc/inclhack.def (svr4_krnl): Rename from svr4_kernel.  Enable
        for selected machines.  Comment heavily.
        fixinc/fixincl.x: Rebuild.
        fixinc/tests/base/fs/rfs/rf_cache.h: New file.

2003-08-12  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h: Tweak various comments.
        * config/mips/mips.c: Likewise.

2003-08-11  James E Wilson  <wilson@tuliptree.org>

        PR optimization/11319
        PR target/10021
        * alias.c (find_base_value, case REG): Return 0 not src if no base
        found.

2003-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * gcse.c (gmalloc): Fix last change.

2003-08-11  Roger Sayle  <roger@eyesopen.com>

        * simplify-rtx.c (simplify_binary_operation): Replace calls to
        gen_rtx_NEG and gen_rtx_NOT with calls to simplify_gen_unary,
        and calls to gen_rtx_PLUS, gen_rtx_MULT, gen_rtx_LSHIFTRT,
        gen_rtx_ASHIFT and gen_rtx_AND with calls to simplify_gen_binary.

2003-08-11  Roger Sayle  <roger@eyesopen.com>

        * expr.c (expand_expr): If an ABS_EXPR has a complex type, abort.
        * c-typeck.c (build_unary_op): COMPLEX_TYPE is not a valid
        typecode for an ABS_EXPR.

        * doc/c-tree.texi: Document ABS_EXPR.

2003-08-11  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (fold): Optimize any associative floating point
        operator with -funsafe-math-optimizations, not just MULT_EXPR.

2003-08-11  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/lib1funcs.asm (__udivdi3): Add .type and .size
        information in SHmedia case too.
        (__divdi3, __umoddi3, __moddi3, __init_trampoline, __ic_invalidate):
        Likewise.
        (__set_fpscr): Use an access via GOT for PIC case.

2003-08-11  Kelley Cook  <kelleycook@wideopenwest.com>

        * configure.in (intermodule): Make switch test more portable.
        * configure: Regenerate.

2003-08-11  Kelley Cook  <kelleycook@wideopenwest.com>

        * Makefile.in (cleanstrap): Pass BOOT_CFLAGS to bootstrap.
        (restrap): Likewise.

2003-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * gcse.c (gmalloc): Argument is a size_t.  Add ATTRIBUTE_MALLOC.
        (grealloc): Size argument is a size_t.
        (gcalloc): New function.  Use throughout in lieu of
        gmalloc/memset.

        * config/avr/avr.c (avr_init_once): Use xcalloc in lieu of
        xmalloc/memset.
        * config/ia64/ia64.c (ia64_reorg): Likewise.
        * conflict.c (conflict_graph_new): Likewise.
        * fixinc/fixincl.c (run_compiles): Likewise.
        * genattrtab.c (optimize_attrs): Likewise.
        * genrecog.c (new_decision): Likewise.
        * haifa-sched.c (schedule_block): Likewise.
        * hashtable.c (ht_create): Likewise.

2003-08-11  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/lib2funcs.S: Fix whitespace.
        * config/xtensa/xtensa.md (all insns and expanders): Use brace block
        syntax where appropriate.  Remove unnecessary backslash escapes.
        Reformat comments and fix some code formatting.
        (extendqisi2): Rearrange conditional.
        (*btrue, *bfalse, *ubtrue, *ubfalse, *bittrue, *bitfalse, *masktrue,
        *maskfalse, movsicc_internal0, movsfcc_internal0): Call abort instead
        of fatal_insn.

2003-08-11  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c: Various formatting fixes.
        (override_options): Resync -mtune handling with gas.
        (mips_issue_rate): Rearrange like mips_use_dfa_pipeline_interface.
        * config/mips/mips.h: More formatting fixes.
        (mips_abi): Move declaration.
        * config/mips/mips.md (exception_receiver): Add mode to
        unspec_volatile.

2003-08-11  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (spe_init_builtins): Handle evsplati and
        evsplatfi here.
        (bdesc_1arg): Remove evsplati and evsplatfi.

2003-08-11  J"orn Rennecke <joern.rennecke@superh.com>

        * dwarf2asm.c (dw2_output_indirect_constant_1): Take user_label_prefix
        into account.

2003-08-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.c (expand_builtin_strcat): Optimize constant strings.

2003-08-10  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * pretty-print.c (pp_base_indent): Rename from pp_indent.
        * c-pretty-print.h (pp_c_pretty_print_flag)s: New datatype.
        (struct c_pretty_print_info): Add more fields.
        (pp_c_left_paren): Move to c-pretty-print.c.
        (pp_c_right_paren): Likewise.
        (pp_c_left_brace): Likewise.
        (pp_c_right_brace): Likewise.
        (pp_c_left_bracket): Likewise.
        (pp_c_right_bracket): Likewise.
        (pp_c_declarator): Declare.
        (pp_c_direct_declarator): Likewise.
        (pp_c_specifier_qualifier_list): Likewise.
        (pp_c_type_id): Likewise.
        * c-pretty-print.c (pp_c_cv_qualifier): Change prootype. Rework..
        (pp_c_type_qualifier_list): New.
        (pp_c_pointer): Likewise.
        (pp_c_parameter_type_list): Likewise.
        (pp_c_function_definition): Likewise.
        (pp_c_id_expression): Likewise.
        (pp_c_simple_type_specifier): Tidy.
        (pp_c_unary_expression): Likewise.
        (pp_c_expression): Likewise.
        (pp_c_pretty_printer_init): Likewise.
        (pp_c_specifier_qualifier_list): Rework..
        (pp_c_abstract_declarator): Likewise.
        (pp_c_postfix_expression): Likewise.
        (pp_c_primary_expression): Likewise.
        (pp_c_cast_expression): Likewise.
        (pp_c_direct_abstract_declarator): Likewise.
        (pp_c_storage_class_specifier): Likewise.
        (pp_c_function_specifier): Likewise.
        (pp_c_declaration_specifiers): Likewise.
        (pp_c_direct_declarator): Likewise.
        (pp_c_declarator): Likewise.
        (pp_c_declaration): Likewise.
        (pp_c_statement): Likewise.
        (pp_c_integer_constant): Rename from pp_c_integer_literal.
        (pp_c_character_constant): Rename from pp_c_character_literal.
        (pp_c_bool_constant): Rename from pp_c_bool_literal.
        (pp_c_enumeration_constant): Rename from pp_c_enumerator.
        (pp_c_floating_constant): Rename from pp_c_real_literal.
        (pp_c_constant): Rename from pp_c_literal.
        * c-lang.c: Include diagnostic.h and c-pretty-print.h
        (LANG_HOOKS_INITIALIZE_DIAGNOSTITCS): Define.
        (c_initialize_diagnostics): New.
        * Makefile.in (c-lang.o): Update dependency.

2003-08-10  Nathan Sidwell  <nathan@codesourcery.com>

        * c-typeck.c (digest_init): Add conversion for VECTOR_TYPEs.

2003-08-10  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_no_mips16_string): Remove.
        (override_options): Don't handle -mips16 as part of -mipsN.
        * config/mips/mips.h (mips_no_mips16_string): Remove declaration.
        (TARGET_SWITCHES): Add -mips16 and -mno-mips16 entries.
        (TARGET_OPTIONS): Remove -mno-mips16.

2003-08-10  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips-protos.h (coprocessor_operand): Remove declaration.
        (coprocessor2_operand): Likewise.
        * config/mips/mips.c (STAB_CODE_TYPE): Remove.
        (lookup_name): Remove declaration.
        (abort_with_insn): Remove.  Replace all uses with fatal_insn.
        (mips16, mips_abicalls): Remove.
        (mips_char_to_class): Remove initialiser: all entries are NO_REGS.
        (arith32_operand, large_int, true_reg_or_0_operand): Remove.
        (coprocessor_operand, coprocessor2_operand): Remove.
        (override_options): Don't set mips16 or mips_abicalls.
        (print_operand): Don't expect SIGN_EXTEND operands.
        (mips_secondary_reload_class): Likewise.
        (mips_output_conditional_branch): Remove disabled long-branch code.
        * config/mips/mips.h (call_used_regs): Remove declaration.
        (may_call_alloca): Likewise.
        (mips_cpu_attr, mips_abicalls_type, mips_abicalls_attr): Remove.
        (mips_abicalls, mips16): Remove declarations.
        (ASM_FINAL_SPEC, LIB_SPEC): Remove.
        (CC1_SPEC): Remove outdated comment.
        (MIPS_VERSION, MACHINE_TYPE): Remove.
        (TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
        (PC_REGNUM, STACK_POINTER_OFFSET): Remove disabled definitions.
        (STRUCT_VALUE_RETURN_REGNUM, STACK_DYNAMIC_OFFSET): Likewise.
        (PUSH_ROUNDING): Likewise.
        (ASSEMBLER_SCRATCH_REGNUM): Remove.
        * config/mips/mips.md: Replace mips_cpu_attr with mips_tune
        and mips16 with TARGET_MIPS16.

2003-08-09  Per Bothner  <pbothner@apple.com>

        * cppinit.c (cpp_read_main_file):  Split out source-independent
        initialization to separate function ...
        (cpp_post_options):  New function.
        * cppfiles.c (cpp_stack_file):  Rename public name to ...
        (_cpp_stack_file):  New internal function name.
        * cpplib.h:  Update accordingly.
        * cppinit.c:  (cpp_create_reader):  Initialize cpp_readers line here.
        (cpp_read_main_file):  Don't initialize line here.
        * c-opts.c (c_common_post_options):  Call cpp_post_options.
        (c_common_parse_file):  Call cpp_read_main_file, not cpp_stack_file.
        * fix-header.c (read_scan_file):  Call cpp_post_options.

2003-08-09  Per Bothner  <per@bothner.com>

        * c-decl.c (SCOPE_LIST_APPEND):  Remove bogus line continuation.

2003-08-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.c (pa_asm_output_mi_thunk): Fix typo.

2003-08-09  Neil Booth  <neil@daikokuya.co.uk>

        PR preprocessor/11839
        * cppfiles.c (open_file): Handle ENOTDIR.

2003-08-09  Richard Sandiford  <rsandifo@redhat.com>

        PR target/11699
        * config/mips/mips.c (override_options): Reject -mabi=eabi -mabicalls.

2003-08-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.md (extzv, extv, insv): Fix operand limit checks.  Fail if
        source/destination is not a register operand.

2003-08-08  Richard Henderson  <rth@redhat.com>

        PR target/11535
        * config/ia64/ia64.c (ia64_initial_elimination_offset): Remove
        RETURN_ADDRESS_POINTER_REGNUM.
        (ia64_expand_prologue): Don't frob it.
        (ia64_output_function_epilogue): Likewise.
        (ia64_return_addr_rtx): New.
        (ia64_split_return_addr_rtx): New.
        * config/ia64/ia64-protos.h: Update.
        * config/ia64/ia64.h (FIRST_PSEUDO_REGISTER): Decrement.
        (RETURN_ADDRESS_POINTER_REGNUM): Remove.
        (GENERAL_REGNO_P): Don't check it.
        (AR_*_REGNUM): Renumber.
        (FIXED_REGISTERS): Remove RETURN_ADDRESS_POINTER_REGNUM.
        (CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS): Likewise.
        (REG_ALLOC_ORDER, REG_CLASS_CONTENTS): Likewise.
        (ELIMINABLE_REGS, REGISTER_NAMES): Likewise.
        (RETURN_ADDR_RTX): Use ia64_return_addr_rtx.
        * config/ia64/ia64.md (UNSPEC_RET_ADDR): New.
        (movdi_ret_addr): New.

2003-08-08  Geoffrey Keating  <geoffk@apple.com>

        * config.gcc (powerpc-*-darwin*): Don't build a soft-float multilib.

2003-08-08  Roger Sayle  <roger@eyesopen.com>

        * tree.h (get_identifier) Define a macro form of get_identifier
        that calls get_identifier_with_length when the string is constant.
        (get_identifier_with_length): Change type of second argument to
        size_t in prototype.
        * stringpool.c (get_identifier): Undefine the macro before giving
        the function definition.
        (get_identifier_with_length): Change  type of second argument to
        size_t in function definition.
        * hashtable.c (calc_hash): Change type of second argument to size_t.
        (ht_lookup): Change type of third argument to size_t.  Reorganize
        to speed-up the cases where the hash table slot is empty, or the
        first probe matches (i.e. there isn't a collision).
        * hashtable.h (ht_lookup): Adjust function prototype.

2003-08-08  Bernardo Innocenti  <bernie@develer.com>

        PR target/9697
        PR target/11777
        * longlong.h (count_leading_zeros): Exclude on __mcpu32__.

2003-08-08  Neil Booth  <neil@daikokuya.co.uk>

        * common.opt: Add debug switches.
        * flags.h (use_gnu_debug_info_extensions): Boolify.
        * opts.c (write_symbols, debug_info_level,
        use_gnu_debug_info_extensions): Move from toplev.c.
        (set_debug_level): New.
        (common_handle_options): Handle debug switches.
        (print_help): Display target options directly.
        * toplev.c (debug_hooks): Don't initialize.
        (write_symbols, debug_info_level,
        use_gnu_debug_info_extensions): Move to opts.c.
        (debug_args, display_help, decode_g_option): Remove.
        (process_options): Set no debug if level zero here,
        and no-debug-hooks.  Error here if impossible debug format selected.
        * toplev.h (display_help, decode_g_option): Remove.

2003-08-08  Richard Sandiford  <rsandifo@redhat.com>

        * tree.c (get_file_function_name_long): Fix size of alloca() area.

2003-08-08  Kelley Cook  <kelleycook@wideopenwest.com>

        * configure.in (gcc_cv_prog_cmp_skip): Flipflop make_compare_target
        and gcc_cv_prog_cmp_skip.
        * configure: Regenerate.

2003-08-08  Stan Cox  <scox@redhat.com>

        * config/iq2000: New port.
        * config.gcc (iq2000-*-elf): Added.
        * doc/install.texi (Specific):  Add iq2000 description.

2003-08-08  Andreas Schwab  <schwab@suse.de>

        * configure.in (gcc_cv_as_ia64_ltoffx_ldxmov_relocs): Fix quoting
        and insert missing empty argument.
        * configure: Regenerate.

2003-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.c (update_total_code_bytes): Use new macro IN_NAMED_SECTION_P.
        (attr_length_millicode_call): Likewise.
        (attr_length_call): Likewise.  Revise some maximum insn lengths.
        (attr_length_indirect_call): Likewise.
        (output_call): Fix thinko that added extra nop.
        * pa.h (IN_NAMED_SECTION_P): Define.

        PR c++/11712
        * pa-hpux.h, pa-hpux10.h, pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define
        __STDC_EXT__ when using C++ dialect.

2003-08-07  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.c (calc_live_regs): If the return address pointer is live,
        force pr live.
        (sh5_schedule_saves): Exclude PR_MEDIA_REG from being a temp register
        for saves / restores.
        (sh_expand_epilogue): If sh_media_register_for_return returns a
        register number, flag the instructions that restores PR_MEDIA_REG
        as possibly dead.
        Remove dead update of offset.
        (sh_get_pr_initial_val): Use UNSPEC_RA if we don't know yet if
        we can use the result of get_hard_reg_initial_val.
        * sh.md (UNSPEC_RA): New constant.
        (movsi_i_lowpart+1): Changed into a define_insn_and_split, named:
        (load_ra).  Handle UNSPEC_RA.
        (sibcall_media): Use PR_MEDIA_REG.

        * sh.h (CALL_USED_REGISTERS): Include PR_REG and PR_MEDIA_REG.
        * sh.c (calc_live_regs): Use sh_pr_n_sets to determine if pr
        needs saving on SHmedia.

2003-08-07  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md: Replace all occurrences of \\t with \t.

2003-08-07  Richard Sandiford  <rsandifo@redhat.com>

        * local-alloc.c (combine_regs): Fix comment typo.

2003-08-06  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (builtin_decls): Replace with first_builtin_decl
        and last_builtin_decl.
        (c_init_decl_processing): Initialize both.
        (c_reset_state): Iterate from first_builtin_decl to
        last_builtin_decl inclusive to reintroduce builtins.

2003-08-06  David Mosberger  <davidm@hpl.hp.com>

        * doc/extend.texi (Function Attributes): Document the IA-64 version
        of the "model" attribute.

        * config/ia64/ia64.h (SYMBOL_FLAG_SMALL_ADDR): New macro.
        (SYMBOL_REF_SMALL_ADDR_P): Ditto.
        (PREDICATE_CODES): Mention "small_addr_symbolic_operand".

        * config/ia64/ia64.c (ia64_handle_model_attribute): New function.
        (ia64_encode_section_info): Likewise.
        (ia64_attribute_table): Add "model" attribute.
        (TARGET_ENCODE_SECTION_INFO): Define.
        (small_addr_symbolic_operand): New function.
        (got_symbolic_operand): Return 0 for a symbolref to an object
        in the small address area.
        (enum ia64_addr_area): New type.
        (small_ident1): New variable.
        (small_ident2): Likewise.
        (init_idents): New function.
        (ia64_get_addr_area): Likewise.
        (ia64_encode_addr_area): Likewise.
        (ia64_encode_section_info): Likewise.
        (ia64_expand_load_address): For symbolic references to objects in
        the small-address-area, load the address via gen_rtx_SET() (which,
        eventually, will expand into "addl").

2003-08-06  Per Bothner  <pbothner@apple.com>

        * line-map.h (fileline):  New typedef.
        (struct line_map, linemap_add, linemap_lookup):  Use it.
        * input.h (struct location_s):  Comment notes that long-term we want
        to replace it by fileline.

2003-08-06  J"orn Rennecke <joern.rennecke@superh.com>

        Fix SHcompact exception handling:
        * sh.c (sh_get_pr_initial_val): If PR is or miight be clobbered
        by the prologue, return a MEM with return_address_pointer_rtx
        as address.
        * sh.h (HARD_REGNO_MODE_OK): PR is OK for SImode.
        (RETURN_ADDR_OFFSET): Don't define.
        (SH_DBX_REGISTER_NUMBER): Use SHmedia numbers for SHmedia
        registers that are visible in compact mode.  Show that SHmedia
        registers still exist in compact mode, even if there are not
        readily accessible.
        (ASM_PREFERRED_EH_DATA_FORMAT): Supply DW_EH_PE_indirect
        if GLOBAL.  Use DW_EH_PE_textrel (nominally) for CODE,
        and DW_EH_PE_pcrel for pic data.
        (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): If DW_EH_PE_textrel,
        set SYMBOL_FLAG_FUNCTION in symbol, and actually use
        DW_EH_PE_pcrel / DW_EH_PE_absptr encoding.
        (ALLOCATE_INITIAL_VALUE): Put PR on stack if prologue clobbers it.
        * sh.md (movsi_media-1): New splitter.

2003-08-06  Graeme Peterson <gp@qnx.com>

        * config/i386/nto.h: New.
        * config/i386/t-nto: New.
        * config.gcc (i[34567]86-*-nto-qnx*): New.

2003-08-06  Phil Edwards  <pme@gcc.gnu.org>

        * doc/install.texi (*-*-solaris2*):  Refine configure instructions.

2003-08-06  Alan Modra  <amodra@bigpond.net.au>

        * calls.c (load_register_parameters): Arrange for call_fusage to
        report the whole register as used when shifting to the msb.

2003-08-05  Roger Sayle  <roger@eyesopen.com>

        * builtins.c (expand_builtin): When not optimizing, call the library
        function for all builtins that have library functions (except alloca).

2003-08-05  Alexandre Oliva  <aoliva@redhat.com>

        * c.opt: Introduce -fworking-directory.
        * doc/cpp.texi, doc/invoke.texi, doc/cppopts.texi: Document it.
        * c-common.h (flag_working_directory): Declare.
        * c-common.c (flag_working_directory): Define.
        * c-opts.c (c_common_handle_options): Set it.
        (sanitize_cpp_opts): Set...
        * cpplib.h (struct cpp_options): ... working_directory option.
        (struct cpp_callbacks): Add dir_change.
        * cppinit.c (read_original_filename): Call...
        (read_original_directory): New.  Look for # 1 "directory//"
        and process it.
        (cpp_read_main_file): Call dir_change callback if working_directory
        option is set.
        * gcc.c (cpp_unique_options): Pass -g*.
        * c-lex.c (cb_dir_change): New.
        (init_c_lex): Set dir_change callback.
        * toplev.c (src_pwd): New static variable.
        (set_src_pwd, get_src_pwd): New functions.
        * toplev.h (get_src_pwd, set_src_pwd): Declare.
        * dbxout.c (dbxout_init): Call get_src_pwd() instead of getpwd().
        * dwarf2out.c (gen_compile_unit_die): Likewise.
        * dwarfout.c (output_compile_unit_die, dwarfout_init): Likewise.

2003-08-05  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * pretty-print.h (pp_set_line_maximum_length): Make macro.
        (pp_set_prefix): Likewise.
        (pp_destroy_prefix): Likewise.
        (pp_remaining_character_count_for_line): Likewise.
        (pp_clear_output_area): Likewise.
        (pp_formatted_text): Likewise.
        (pp_last_position_in_text): Likewise.
        (pp_emit_prefix): Likewise.
        (pp_append_text): Likewise.
        (pp_flush): Likewise.
        (pp_format_text): Likewise.
        (pp_format_verbatim): Likewise.
        (pp_tree_identifier): Tidy.
        * pretty-print.c (pp_base_format_text): Rename from pp_format_text.
        (pp_base_format_verbatim): Rename from pp_format_verbatim.
        (pp_base_flush): Rename from pp_flush.
        (pp_base_set_line_maximum_length): Rename from
        pp_set_line_maximum_length.
        (pp_base_clear_output_area): Rename from pp_clear_output_area.
        (pp_base_set_prefix): Rename from pp_set_prefix.
        (pp_base_destroy_prefix): Rename from pp_destroy_prefix.
        (pp_base_emit_prefix): Rename from pp_emit_prefix.
        (pp_base_append_text): Rename from pp_append_text.
        (pp_base_formatted_text): Rename from pp_formatted_text.
        (pp_base_last_position_in_text): Rename from pp_last_position_in_text.
        (pp_base_remaining_character_count_for_line): Rename from
        pp_remaining_character_count_for_line.
        * diagnostic.h (diagnostic_format_decoder): Tidy.
        (diagnostic_flush_buffer): Likewise.
        * c-pretty-print.h: (pp_c_string_literal): Declare.
        (pp_c_real_literal): Likewise.
        (pp_c_integer_literal): Likewise.
        * c-pretty-print.c (pp_c_char): Use pp_string in lieu of
        pp_identifier.
        (pp_c_character_literal): Tidy.
        (pp_c_string_literal): Make public.
        (pp_c_bool_literal): Likewise.
        (pp_c_integer_literal): Likewise.
        (pp_c_real_literal): Likewise.

        * Makefile.in (C_PRETTY_PRINT_H): New variable.
        (c-pretty-print.o): Update dependence.

2003-08-05  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.md (fix_truncdfsi2_macro): Properly restore
        ".set nomacro" state.
        (fix_truncsfsi2_macro): Likewise.

2003-08-05  Steven Bosscher  <steven@gcc.gnu.org>

        * tree.h (DID_INLINE_FUNC): Remove macro.
        (DECL_DECLARED_INLINE_P): Move from c-tree.h and cp/cp-tree.h,
        add tree check for FUNCTION_DECL.
        (DECL_ESTIMATED_INSNS): Move from c-common.h and java/java-tree.h.
        (struct tree_decl): Rename inlined_function_flag to
        declared_inline_flag.
        * c-common.h (c_lang_decl): Remove.
        (DECL_ESTIMATED_INSNS): Remove.
        * c-tree.h (struct lang_decl): Don't include c_lang_decl.
        (DECL_DECLARED_INLINE_P): Remove.
        * c-decl.c (grokdeclarator): Update comment.  With -finline-functions,
        do not reset DECL_DECLARED_INLINE_P.  Don't use DID_INLINE_FUNC.
        (finish_function): Make uninlinable a bool.  Fixup call to
        tree_inlinable_function_p() and fix some code style issues.
        * cgraph.h (disgread_inline_limits): Fix spelling: `disregard'.
        * cgraph.c (dump_cgraph): Likewise.
        * cgraphunit.c (cgraph_decide_inlining): Likewise
        (cgraph_finalize_compilation_unit): Likewise.
        Also update call to tree_inlinable_function_p().
        (cgraph_default_inline_p): Don't use DID_INLINE_FUNC.  Instead
        look at DECL_DECLARED_INLINE and reverse logic.
        * print-tree.c (print_node): Likewise.
        * toplev.c (rest_of_handle_inlining): Don't use DID_INLINE_FUNC.
        * tree-inline.h (tree_inlinable_function_p): Make a bool.  Update
        prototype.
        * tree-inline.c (inlinable_function_p): Split up in this function to
        check for basic inlining inhibiting conditions, and new
        limits_allow_inlining() function.  Warn if inlining is impossible
        because the inline candidate calls alloca or uses sjlj exceptions.
        (limits_allow_inlining): this new function to check if the inlining
        limits are satisfied.  Throttle from currfn_max_inline_insns, not from
        MAX_INLINE_INSNS_SINGLE.  The latter only makes sense if
        MAX_INLINE_INSNS_AUTO and MAX_INLINE_INSNS_SINGLE are equal.
        Update prototypes.
        (tree_inlinable_function_p): Make a bool.  Update call to
        inlinable_function_p
        (expand_call_inline): Use limits_allow_inlining() when not in
        unit-at-a-time mode to decide on inlining.  Don't use DID_INLINE_FUNC,
        instead see if the function was declared `inline'.

2003-08-05  Josef Zlomek  <zlomekj@suse.cz>

        * gcse.c (try_replace_reg): Fix updating of note.

2003-08-04  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/11771
        * fold-const.c (negate_expr_p <MINUS_EXPR>): Change to match the
        logic in negate_expr, i.e. we don't invert (A-B) for floating
        point types unless flag_unsafe_math_optimizations.

2003-08-04  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (fold <PLUS_EXPR>): Transform x+x into x*2.0.
        Optimize x*c+x and x+x*c into x*(c+1) and x*c1+x*c2 into x*(c1+c2)
        for floating point expressions with -ffast-math.
        (fold <MULT_EXPR>): Don't transform x*2.0 into x+x.
        * expmed.c (expand_mult): Wrap long line.  Expand x*2.0 as x+x.

2003-08-04  Roger Sayle  <roger@eyesopen.com>

        * c-common.c (flag_noniso_default_format_attributes): Delete.
        (built_in_attribute): Don't define/undefine DEF_FN_ATTR.
        (c_attrs_initialized): Delete.
        (c_common_nodes_and_builtins): Don't test c_attrs_initialized,
        always call c_init_attributes.
        (c_init_attributes): Don't define/undefine DEF_FN_ATTR.  Don't
        set c_attrs_initialized when done.
        (c_common_insert_default_attributes): Delete.
        * c-common.h (flag_noniso_default_format_attributes): Delete.
        (c_coomon_insert_default_attributes): Delete prototype.
        * c-opts.c (set_std_c89, set_std_c99, set_std_cxx98): Dont set
        flag_noniso_default_format_attributes.

        * c-decl.c (c_insert_default_attributes): Delete.
        * c-tree.h (c_insert_default_attributes): Delete prototype.

        * attribs.c (decl_attributes): Don't call insert_default_attributes
        langhook.  Update function description comment.
        * langhooks.h (lang_hooks): Remove insert_default_attributes field.
        * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Delete.
        * c-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Don't define.
        * system.h: Poison LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES macro.

        * objc/objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Don't
        define.

2003-08-04  Richard Sandiford  <rsandif@redhat.com>

        * config/mips/mips.c (override_options): Disable -G on targets that
        have no .section support.
        (mips_select_section): Use default_select_section for such targets.

2003-08-04  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/inclhack.def (svr4_undeclared_getrnge): Introduce and enable.
        * fixinc/inclhack.def (static_getrnge): Remove disabled hack.
        * fixinc/fixincl.x: Rebuild.
        * fixinc/tests/base/regexp.h: New test.

2003-08-04  Alexandre Oliva  <aoliva@redhat.com>

        * c-ppoutput.c (cb_line_change): Don't skip line changing while
        parsing macro arguments in the top-level context.

2003-08-04  Neil Booth  <neil@daikokuya.co.uk>

        * config.in: Remove HAVE_LSTAT.
        * configure, configure.in: Don't test for lstat.

2003-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * opts.c (decode_options): Do language-specific initialization for
        the global diagnostic context.
        * langhooks-def.h (lhd_initialize_diagnostics): Declare.
        (LANG_HOOKS_INITIALIZE_DIAGNOSTITCS): New macro.
        (LANG_HOOKS_INITIALIZER): Adjust.
        * langhooks.h (struct lang_hooks): Add new field
        initialize_diagnostics.
        * langhooks.c (lhd_initialize_diagnostics): Define.

2003-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * pretty-print.h:   Adjust macro definitions.
        * pretty-print.c (pp_newline): Rename to pp_base_newline.
        (pp_character): Rename to pp_base_character.
        (pp_string): Rename to pp_base_string.
        * c-pretty-print.c (pp_buffer): Move to pretty-print.h
        (pp_newline):  Likewise.  Adjust.
        (pp_c_char): Adjust.

2003-08-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.def (BUILT_IN_ABS, BUILT_IN_IMAXABS, BUILT_IN_LABS,
        BUILT_IN_LLABS): Move to miscellaneous section.

2003-08-03  Neil Booth  <neil@daikokuya.co.uk>

        PR preprocessor/11534
        * cppexp.c (parse_defined): Warn only if -pedantic.

2003-08-03  Neil Booth  <neil@daikokuya.co.uk>

        * cppfiles.c (stack_file): Use file path.

2003-08-02  Roger Sayle  <roger@eyesopen.com>

        * builtin-types.def (BT_SSIZE): New primitive type.
        (BT_FN_INT_PTR_CONST_STRING_VALIST_ARG,
        BT_FN_STRING_CONST_STRING_CONST_STRING_INT,
        BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR,
        BT_FN_SSIZE_STRING_SIZE_CONST_STRING_VAR): New function types.
        * builtins.def (BUILT_IN_DCGETTEXT, BUILT_IN_DGETTEXT,
        BUILT_IN_FSCANF, BUILT_IN_GETTEXT, BUILT_IN_STRFMON,
        BUILT_IN_STRFTIME, BUILT_IN_VFPRINTF, BUILT_IN_VFSCANF): New builtins.
        * builtin-attrs.def: Remove DEF_FN_ATTR construct and the last
        few functions that define default attributes using it.
        * c-common.c (c_common_insert_default_attributes): Do nothing.

        * doc/extend.texi: Document these "new" builtins.

2003-08-02  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/linux.h (SUBTARGET_LINK_SPEC): Don't set rpath.
        (LIB_SPEC): Set -lpthread always when -pthread set.  Set -lieee
        when -mieee-fp set and -shared not set.
        (SH_FALLBACK_FRAME_FLOAT_STATE): Don't define for SH5.

2003-08-02  Neil Booth  <neil@daikokuya.co.uk>

        * cppfiles.c (struct _cpp_file): Rename once_only_next to
        next_file.  Remove import and pragma_once, add once_only.
        (find_file): Add new file structures to the all_files list.
        (should_stack_file): Mark #import-ed files once-only, and
        don't stack them if the file has already been stacked.
        (_cp_mark_file_once_only): Simplify.
        * cpphash.h (struct cpp_reader): Rename once_only_files
        to all_files.  Rename saw_pragma_once to seen_once_only.
        (_cpp_mark_file_once_only): Update prototype.
        * cpplib.c (do_pragma_once): Update.

2003-08-02  Neil Booth  <neil@daikokuya.co.uk>

        * cppfiles.c (ENOTDIR): Remove.
        (open_file_in_dir): Rename find_file_in_dir.  Handle errors
        other than ENOENT here.
        (once_only_file_p): Rename should_stack_file.
        (find_file, open_file_failed, read_file_guts): Report errors
        with full path name.
        (read_file): Move pch handling to should_stack_file.
        (should_stack_file): Handle PCH and once-only issues, and
        reading the file.
        (stack_file): Don't do file reads.

2003-08-02  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * libgcov.c (gcov_exit): Cleanup and fix.
        * profile.c (compute_value_histograms): Don't try to read profiles
        that are not present.

2003-08-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.def: Categorize.

        * builtins.def (BUILT_IN_CABS, BUILT_IN_CABSF, BUILT_IN_CABSL):
        Mind fp rounding.
        (BUILT_IN_FFSL): Use DEF_EXT_LIB_BUILTIN.

2003-08-02  Andreas Tobler  <a.tobler@schweiz.ch>

        * config.gcc: Enable posix threads by default on darwin.

2003-08-01  Jakub Jelinek  <jakub@redhat.com>

        * cfgcleanup.c (outgoing_edges_match): Check REG_EH_REGION notes
        even if nehedges1 is 0.

2003-08-01  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/fixfixes.c, fixinc/fixlib.c, fixinc/fixlib.h,
        fixinc/fixtests.c, fixinc/procopen.c, fixinc/server.c,
        fixinc/server.h, fixinc/fixincl.c: ANSIfy function prototypes
        and defintions.

        * fixinc/inclhack.def (broken_cabs): Make matching more generous.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/math.h: Regenerate to match test_text change.

2003-08-01  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * ggc-common.c (gt_pch_restore): Case MAP_FAILED to void *.

2003-08-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * except.c (sjlj_emit_dispatch_table): Use ptr_mode, not Pmode,
        for accesses to exc_ptr.

2003-08-01  Geoffrey Keating  <geoffk@apple.com>

        * doc/sourcebuild.texi (Front End Directory): Don't make references
        to libsubdir, it's not part of the interface to frontends.
        * doc/install.texi (Configuration): Help users read faster by saying
        that GCC's configure options are the standard autoconf ones.
        Mention --libdir.  Update the default rules for finding the
        assembler.  Don't use libsubdir since we haven't said what it means.
        (Specific): In the Solaris 7 notes, update the place to put the
        assembler.
        * doc/invoke.texi: Update lib/gcc-lib to lib/gcc.
        * doc/cpp.texi (Search Path): Actually, the search path
        depends on libdir, which can relocate with cpp.
        * doc/tm.texi (Driver): Don't document STANDARD_EXEC_PREFIX, it's
        now a private interface between the Makefile and the driver.

2003-08-01  Richard Henderson  <rth@redhat.com>

        * system.h: Poison ASM_SIMPLIFY_DWARF_ADDR.

        * varasm.c (lookup_constant_def): New function.
        * rtl.h (lookup_constant_def): Declare it.
        * dwarf2out.c (loc_descriptor_from_tree): Use it.
        Use targetm.delegitimize_address, not ASM_SIMPLIFY_DWARF_ADDR.

2003-08-01  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (gettags, pushdecl_function_level): Delete.
        (last_function_parm_vars): Rename last_function_parm_others.
        (current_function_parm_vars): Rename current_function_parm_others.
        (struct c_scope): Rewrite comment explaining this data structure.
        Add names_last, blocks_last, parms_last fields.  Rename
        incomplete_list to incomplete.
        (SCOPE_LIST_APPEND, SCOPE_LIST_CONCAT): New macros.
        (poplevel): Ignore second argument.  No need to nreverse
        anything.  Restructure such that each list is processed
        exactly once.  Use 'const location_t *locus' syntactic sugar
        variable where useful.  Issue unused variable warnings
        ourselves, do not rely on function.c.
        (insert_block, pushdecl, bind_label): Use SCOPE_LIST_APPEND.
        (pushdecl_top_level): Likewise.  Don't call duplicate_decls.
        (implicitly_declare): decl cannot be error_mark_node.
        (undeclared_variable): Manipulate scope structure directly.
        (c_make_fname_decl): Likewise.
        (getdecls, c_init_decl_processing): Fix comment.
        (mark_forward_parm_decls): Use SCOPE_LIST_CONCAT.  No need
        for 'last' variable.
        (grokparms): No need to nreverse parms list.
        (store_parm_decls_newstyle): Set up the parms_last and
        names_last fields of the new scope too.
        (store_parm_decls_oldstyle): Can assume DECL_WEAK is not set
        on parms to begin with; check this under ENABLE_CHECKING.  Set
        up parms_last.
        (check_for_loop_decls): Refer directly to current_scope->tags.
        Use consistent quote style in diagnostics.
        (c_write_global_declarations): The names list is not backward.

        * c-common.h: Don't prototype gettags.
        * c-parse.in: Call poplevel with second argument 0 always.

2003-08-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.def: Resort builtins.

2003-08-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN,
        DEF_EXT_LIB_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN):
        Prepend "__builtin_" onto NAME with string concatenation.  Remove
        explicit "__builtin_" from each macro call.

        Reformat entire file.

2003-08-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtins.def (ATTR_MATHFN_ERRNO, ATTR_MATHFN_FPROUNDING,
        ATTR_MATHFN_FPROUNDING_ERRNO): New macros.  Use throughout.

2003-08-01  Andreas Krebbel  <krebbel1@de.ibm.com>

        * config/s390/s390.c (s390_select_ccmode): Do not attempt to use CCL,
        CCL1, or CCL2 modes with floating point operations.

        * config/s390/s390.md ("*addsf3_cc", "*addsf3_cconly", "*adddf3_cc",
        "*adddf3_cconly", "*subsf3_cc", "*subsf3_cconly", "*subdf3_cc",
        "*subdf3_cconly"): New insns.
        ("*negabssi2", "*negabsdi2", "*negabsdf2", "*negabssf2"): Likewise.

2003-08-01  Neil Booth  <neil@daikokuya.co.uk>

        * Makefile.in: Refine dependencies.
        * c-opts.c (c_common_handle_option): Do nothing for -Wimport.
        * c.opt: Update help for -Wimport.
        * cppfiles.c: Include hashtab.h.  Update comments.
        (stack_file): Read the file before updating dependencies.
        (once_only_file_p): Be smarter about marking once-only files.
        (_cpp_mark_file_once_only): Correct the check for existence on
        the list.
        (open_file_failed): Use name not path, which is NULL.
        * cpphash.h: Don't include hashtab.h.
        (struct _cpp_file): Remove.
        (struct cpp_reader): Update.
        * cppinit.c (cpp_create_reader): Don't initialize warn_import.
        * cpplib.h (struct cpp_options): Remove warn_import.
        (cpp_simplify_path): Remove.

2003-08-01  Nathan Sidwell  <nathan@codesourcery.com>

        PR c++/11295
        * doc/extend.texi (Statement Expressions): Document C++ semantics.

2003-07-31  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>

        * config.gcc (sh-*-linux*): Do not override sh/t-linux with sh/t-le.

2003-07-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * builtin-types.def: Use `LONGDOUBLE' instead of `LONG_DOUBLE'
        throughout.
        * builtins.def: Likewise.

2003-07-31  Jason Merrill  <jason@redhat.com>

        * Makefile.in (bubblestrap): Don't require a previous full
        bootstrap.

        * expr.c (mostly_zeros_p): No longer static.
        * tree.h: Declare it.
        * stmt.c (resolve_asm_operand_names): Don't copy the pattern
        unless we need to do substitutions.

2003-07-31  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (fold <MULT_EXPR>): Optimize both x*pow(x,c) and
        pow(x,c)*x as pow(x,c+1) for constant values c.  Optimize x*x
        as pow(x,2.0) when the latter will be expanded back into x*x.
        (fold <RDIV_EXPR>): Optimize pow(x,c)/x as pow(x,c-1).
        * builtins.c (expand_builtin_pow): Ignore flag_errno_math as
        pow can never set errno when used with an integer exponent.
        Always use expand_powi when exponent is -1, 0, 1 or 2.
        (fold_builtin): Don't rewrite pow(x,2.0) as x*x nor pow(x,-2.0)
        as 1.0/(x*x).  This avoids unbounded recursion as we now prefer
        the pow forms of these expressions.

2003-07-31  Geoffrey Keating  <geoffk@apple.com>

        * Makefile.in (libexecdir): New.
        (libsubdir): Use gcc instead of gcc-lib.
        (libexecsubdir): New.
        (ORDINARY_FLAGS_TO_PASS): Add libexecsubdir.
        (DRIVER_DEFINES): Add STANDARD_LIBEXEC_PREFIX, use gcc instead of
        gcc-lib.
        (installdirs): Make libexecsubdir.
        (install-common): Put executables in libexecsubdir.
        (itoolsdir): Use libexecsubdir.
        (itoolsdatadir): New.
        (install-mkheaders): Separate data files and executables.
        (install-collect2): Put executables in libexecsubdir.
        (uninstall): Remove libexecsubdir.
        * mkheaders.in: Update for new arrangement of files.
        (libexecdir): New.
        (libexecsubdir): New.
        (itoolsdir): Use libexecsubdir.
        (itoolsdatadir): New.
        * gcc.c (gcc_libexec_prefix): New.
        (STANDARD_LIBEXEC_PREFIX): Use gcc instead of gcc-lib.
        (standard_exec_prefix_1): Use libexec.
        (standard_exec_prefix_2): New.
        (standard_libexec_prefix): New.
        (process_command): Update for new arrangement of files.  Compute
        gcc_libexec_prefix.  Update for change from gcc-lib to gcc.

2003-07-31  Nathanael Nerode  <neroden@gcc.gnu.org>

        * inclhack.def (stdio_va_list): Avoid bogus replacement which
        triggers on Interix.
        * fixincl.x: Regenerate.

2003-07-31  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (legitimate_pic_address_disp_p): Disallow TLS
        SYMBOL_REFs not inside UNSPEC even in PLUS rtx.

2003-07-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * dwarf2out.c (loc_descriptor_from_tree, case CONSTRUCTOR): New case.

2003-07-31  Per Bothner  <pbothner@apple.com>

        * opts.c (in_fnames, num_in_fnames):  Moved here from c-opts.
        (add_input_filename):  New function.
        (handle_options):  Call add_input_filename directly instead of
        with a lang hook.
        * opts.h (in_fnames, num_in_fnames):  Moved here.
        (add_input_filename):  Declare.
        * c-decl.c:  Need to #include opts.h.
        * Makefile.in (c-decl.o):  Also depends on opts.h.
        * c-opts.c (in_fnames, num_in_fnames):  Moved to opts.c.
        (c_common_handle_filename):  Replaced by add_input_filename.
        * c-common.h (in_fnames, num_in_fnames, c_common_handle_filename):
        Remove.
        * langhooks.h (struct lang_hooks):  Remove handle_filename hook.
        * langhooks-def.h (LANG_HOOKS_HANDLE_FILENAME):  Remove macro.
        (LANG_HOOKS_INITIALIZER):  Remove use of LANG_HOOKS_HANDLE_FILENAME.
        * c-lang.c (LANG_HOOKS_HANDLE_FILENAME):  Remove macro.

2003-07-31  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * combine.c (try_combine): Set JUMP_LABEL for newly created
        unconditional jump.

2003-07-31  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * fold-const.c (fold): Fold some comparisons of bit operations.

2003-07-31  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (create_edge): Fix typo.
        * i386.c (pic_symbolic_operand): Reorder tests.

2003-07-31  Nathan Sidwell  <nathan@codesourcery.com>

        * doc/gcov.texi (Invoking Gcov): Describe output name mangling
        more fully.
        (Gcov Data Files): Update.

2003-07-31  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config.gcc (alpha*-dec-osf[45]*): Enable POSIX thread support by
        default.

        * gthr-posix.c: New file.
        * gthr-posix.h: Define _REENTRANT if missing.
        Make _LIBOBJC #pragma weak visible with _LIBOBJC_WEAK.

        * config/alpha/t-osf4 (SHLIB_LINK): Hide dummy functions provided
        by gthr-posix.o.
        * config/alpha/t-osf-pthread: New file.

        * fixinc/inclhack.def (alpha_pthread): New fix.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/tests/base/pthread.h [ALPHA_PTHREAD_CHECK]: New testcase.

        * doc/install.texi (alpha*-dec-osf*): Remove --enable-threads
        warning.
        Fixes PR bootstrap/9330.

2003-07-31  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.in (gcc_cv_ld_hidden): Also disable on mips-sgi-irix5*
        without GNU ld.
        Update comment.
        * configure: Regenerate.

2003-07-31  Vladimir Makarov  <vmakarov@redhat.com>

        * sched-deps.c (sched_analyze_2): Prevent interblock move of CC0
        setter.

2003-07-30  Roger Sayle  <roger@eyesopen.com>

        * builtins.def: Alphabetize.

2003-07-30  Matt Kraai  <kraai@alumni.cmu.edu>

        * doc/c-tree.texi: Normalize spellings of "lowercase" and
        "uppercase".
        * doc/cpp.texi: Likewise.
        * doc/md.texi: Likewise.
        * doc/rtl.texi: Likewise.
        * doc/tm.texi: Likewise.

2003-07-30  Matt Kraai  <kraai@alumni.cmu.edu>

        * objc/Make-lang.in (objc.stage1, objc.stage2, objc.stage3)
        (objc.stage4, objc.stageprofile, objc.stagefeedback): Remove moves
        of cc1obj.

2003-07-30  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.h (SIZE_TYPE, PTRDIFF_TYPE): Undef these
        macros before defining them.

2003-07-31  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md (UNSPEC_ROUND, UNSPEC_SETHIGH,
        UNSPECV_BLOCKAGE): New constants.
        ("*sethighqisi", "*sethighhisi", "*sethiqidi_64", "*sethiqidi_31",
        "*extractqi", "*extracthi", "*extendqidi2" splitter, "*extendqisi2"
        splitter, "fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee",
        "fix_truncsfdi2", "fix_truncsfsi2", "blockage"): Use them.

        (all insns and expanders): Write output control string as brace block
        where appropriate.  Remove \-escapes for doublequote characters.

2003-07-31  Jan Hubicka  <jh@suse.cz>

        * gcse.c (insert_store): Fix typo in previous patch.

2003-07-30  Neil Booth  <neil@daikokuya.co.uk>

        * cppfiles.c (stack_file, open_file_failed): Use path for deps.

2003-07-30  Andi Kleen  <ak@muc.de>

        * loop.c (check_dbra_loop): Allow LTU in the loop condition.

2003-07-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * combine.c (distribute_notes): Cancel REG_VALUE_PROFILE notes.
        * gcov-io.h (GCOV_FIRST_VALUE_COUNTER, GCOV_LAST_VALUE_COUNTER,
        GCOV_N_VALUE_COUNTERS): New.
        * profile.c (compute_value_histograms): New static function.
        (branch_prob): Read back the value histograms.
        * rtl.c (reg_note_name): Add name for REG_VALUE_PROFILE note.
        * rtl.h (enum reg_note): Add REG_VALUE_PROFILE note.
        * value-prof.c: Add comment on reading the profile.
        * value-prof.h (COUNTER_FOR_HIST_TYPE, HIST_TYPE_FOR_COUNTER): New.
        * doc/invoke.texi (-fprofile-values): Document behavior with
        -fbranch-probabilities.

2003-07-30  David Edelsohn  <edelsohn@gnu.org>

        * longlong.h (PowerPC umul_ppmm): Do not test __vxworks__.

2003-07-30  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.h (EH_RETURN_HANDLER_RTX): Compute offset
        symbolically.

2003-07-30  Jan Hubicka  <jh@suse.cz>

        * gcse.c (insert_store): Ignore fake edges.

        * c-common.c (flag_vtable_gc): Kill.
        * c-common.g (flag_vtable_gc): Kill.
        * c-opts (c_common_handle_option): Kill.
        * c.opt (fvtable-gc): Kill.
        * final.c (final_scan_insn): Do not call assemble_vtable_entry.
        * output.h (assemble_vtable_entry, assemble_vtable_inherit): Kill.
        * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): Kill.

        * invoke.texi (-ftable-gc): Kill documentation.

        * tree-inline.c (inlinable_function_p): Don't set DECL_UNINLINABLE
        just because function body is missing.

        * i386.c (pic_symbolic_operand): Properly detect RIP relative unspecs.

2003-07-30  Ranjit Mathew  <rmathew@hotmail.com>

        * unwind-sjlj.c: Fix typo in file description.

2003-07-30  Alan Modra  <amodra@bigpond.net.au>

        * calls.c (load_register_parameters): When shifting reg sized values
        to the msb, move the value to a reg first.

2003-07-29  Geoffrey Keating  <geoffk@apple.com>

        * cppfiles.c (stack_file): Leave filename as "" rather than "<stdin>".
        * line-map.h (linemap_add): Update comments.
        * line-map.c (linemap_add): Update comments, interpret zero-length
        filename as "<stdin>".

2003-07-29  Nathanael Nerode  <neroden@gcc.gnu.org>

        * mkinstalldirs: Import autoconf 2.57 / automake 1.7 version.

2003-07-29  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (last_function_parm_vars, current_function_parm_vars):
        New static variables.
        (struct c_scope): Add parms and warned_forward_parm_decls
        fields; remove parm_order.
        (storedecls, storetags): Delete.
        (poplevel): Also clear bindings on the parms chain.
        (pushdecl): Handle forward declarations of parameters, and
        chain PARM_DECLs on the parms list, not the names list.
        (lookup_name_current_level): Check for PARM_DECLs on the parms
        list too.
        (push_parm_decl): Don't update parm_order.
        (clear_parm_order): Rename mark_forward_parm_decls.  Issue the
        warning, only once per parameter list, and set TREE_ASM_WRITTEN
        on the decls here.  Then move the forward decls to the names list.
        (grokparms): Set last_function_parm_vars.
        (get_parm_info): Don't use gettags or getdecls.  No need to
        extract non-parms from the parms list, or reorganize the parms
        list.  Feed nonparms back in the TREE_TYPE of the list node
        returned.  Issue only one error per parameter list for "void"
        appearing more than once in said parameter list.  Collapse
        parmlist_tags_warning into this function to avoid double scan
        of tags list.
        (start_function): Set current_function_parm_vars.
        (store_parm_decls_newstyle): Bypass pushdecl, manipulate scope
        directly.  Get non-parms from current_function_parm_vars; no
        need to extract them from the parms chain.  Properly bind tags
        in the new scope.
        (store_parm_decls_oldstyle): No need to extract non-parameters
        from the parms chain, nor to store them back afterward.  Move
        declaration to top of function, restructure code reordering
        DECL_ARGUMENTS.
        (store_parm_decls): No need to save and restore warn_shadow.
        * c-parse.in: Don't call parmlist_tags_warning nor
        clear_parm_order.  Call mark_forward_parm_decls when forward
        parm decls are encountered.
        * c-tree.h: Prototype mark_forward_parm_decls; not
        clear_parm_order or parmlist_tags_warning.

2003-07-29  Geoffrey Keating  <geoffk@apple.com>

        * c-common.c (allow_pch): Remove.
        * c-common.h (allow_pch): Remove.
        (c_common_no_more_pch): Declare.
        * c-lex.c (c_lex): Call c_common_no_more_pch when appropriate.
        * c-pch.c: Include hosthooks.h.
        (c_common_valid_pch): Don't check allow_pch.
        (c_common_read_pch): Clear valid_pch to prevent reading PCH files.
        (c_common_no_more_pch): New.
        * ggc-common.c: Include hosthooks.h.
        (gt_pch_save): Call gt_pch_get_address.
        (gt_pch_restore): Call gt_pch_use_address.
        * hooks.c (hook_voidp_size_t_null): New.
        (hook_bool_voidp_size_t_false): New.
        * hooks.h (hook_voidp_size_t_null): New.
        (hook_bool_voidp_size_t_false): New.
        * hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): New.
        (HOST_HOOKS_GT_PCH_USE_ADDRESS): New.
        (HOST_HOOKS_INITIALIZER): Add HOST_HOOKS_GT_PCH_GET_ADDRESS,
        HOST_HOOKS_GT_PCH_USE_ADDRESS.
        * hosthooks.h (struct host_hooks): Add gt_pch_get_address,
        gt_pch_use_address.
        * doc/hostconfig.texi (Host Common): Document
        HOST_HOOKS_GT_PCH_GET_ADDRESS, HOST_HOOKS_GT_PCH_USE_ADDRESS.
        * Makefile.in (c-pch.o): Depend on hosthooks.h.
        (ggc-common.o): Likewise.

        * config/rs6000/host-darwin.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Define.
        (HOST_HOOKS_GT_PCH_USE_ADDRESS): Define.
        (pch_address_space): New.
        (darwin_rs6000_gt_pch_get_address): New.
        (darwin_rs6000_gt_pch_use_address): New.

2003-07-29  Neil Booth  <neil@daikokuya.co.uk>

        PR preprocessor/11569
        PR preprocessor/11649
        * Makefile.in (LIBCPP_DEPS): Add HASHTAB_H.
        * cppfiles.c: Completely rewritten.
        * c-incpath.c (free_path, remove_duplicates, heads, tails, add_path):
        struct cpp_path is now struct cpp_dir.
        (remove_duplicates): Don't simplify path names.
        * c-opts.c (c_common_parse_file): cpp_read_next_file renamed
        cpp_stack_file.
        * cpphash.h: Include hashtab.h.
        (_cpp_file): Declare.
        (struct cpp_buffer): struct include_file is now struct _cpp_file,
        and struct cpp_path is now struct cpp_dir.  Rename members.
        (struct cpp_reader): Similarly.  New members once_only_files,
        file_hash, file_hash_entries, quote_ignores_source_dir,
        no_search_path, saw_pragma_once.  Remove all_include_files and
        max_include_len.  Make some members bool.
        (_cpp_mark_only_only): Renamed from _cpp_never_reread.
        (_cpp_stack_file): Renamed from _cpp_read_file.
        (_cpp_stack_include): Renamed from _cpp_execute_include.
        (_cpp_init_files): Renamed from _cpp_init_includes.
        (_cpp_cleanup_files): Renamed from _cpp_cleanup_includes.
        * cppinit.c (cpp_create_reader): Initialize no_search_path.  Update.
        (cpp_read_next_file): Rename and move to cppfiles.c.
        (cpp_read_main_file): Update.
        * cpplib.c (run_directive): Update for renamed members.
        (do_include_common, _cpp_pop_buffer): Update.
        (do_import): Undeprecate #import.
        (do_pragma_once): Undeprecate.  Use _cpp_mark_file_once_only.
        * cpplib.h: Remove file_name_map_list.
        (cpp_options): Remove map_list.
        (cpp_dir): Rename from cpp_path.  New datatype for name_map.
        (cpp_set_include_chains, cpp_stack_file, cpp_included): Update.

2003-07-29  Phil Edwards  <pme@gcc.gnu.org>

        * Makefile.in:  Make stamp-objdir safe for parallel builds.

2003-07-29  Phil Edwards  <pme@gcc.gnu.org>

        * Makefile.in (stmp-docobjdir):  New target; ensure $docobjdir exists.
        (info):  Depend on stmp-docobjdir.

2003-07-29  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure: Regenerate.

2003-07-29  Jan Hubicka  <jh@suse.cz>

        PR C++/11131
        * tree-inline.c (expand_call_inline): Always call inlinable_function_p
        in !unit-at-a-time mode.

2003-07-28  Geoffrey Keating  <geoffk@apple.com>

        * c-decl.c (c_expand_body_1): Use C_DECL_FILE_SCOPE to detect
        main function.

2003-07-28  Mark Mitchell  <mark@codesourcery.com>

        PR c++/11667
        * c-common.c (shorten_compare): Take into account differences
        between C and C++ representation for enumeration types.
        * tree.h (set_min_and_max_values_for_integral_type): Declare.
        * stor-layout.c (set_min_and_max_values_for_integral_type): New
        function, broken out from ...
        (fixup_signed_type): ... here and ...
        (fixup_unsigned_type): ... here.

2003-07-28  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c: Update commentary, adjust blank lines throughout.
        (struct c_scope): Fix indentation.  Reorder members so
        outer-context pointers come first, booleans last.
        (duplicate_decls, define_label): Use a 'locus' variable for
        diagnostic locations in a few more places.
        (warn_if_shadowing): Un-split a conditional that fits on one line.
        (c_init_decl_processing): No need to clear current_scope and
        current_function_scope.
        (start_decl): Merge if/else if statements with same action.
        (push_parm_decl): Rename old_immediate_size_expand to use
        save_foo convention; save/restore around entire function.
        (grokdeclarator): Remove unnecessary braces.

2003-07-28  Hans-Peter Nilsson  <hp@bitrange.com>
            Michael Culbertson  <Michael.J.Culbertson@wheaton.edu>

        * c-parse.in (lineno_stmt_decl_or_labels_ending_decl): Also warn
        when warn_declaration_after_statement.  Call pedwarn_c90, not
        pedwarn.  Correct message: it's "ISO C90", not "ISO C89".
        * c-common.c (warn_declaration_after_statement): Define.
        * c-common.h (warn_declaration_after_statement): Declare.
        * c.opt (Wdeclaration-after-statement): New.
        * c-errors.c (pedwarn_c90): New function.
        * c-opts.c (c_common_handle_option) <case
        OPT_Wdeclaration_after_statement>: New.
        * c-tree.h (pedwarn_c90): Declare.
        * doc/invoke.texi (Option Summary): Document
        -Wdeclaration-after-statement.
        (Warning Options): Ditto.

2003-07-28  Jan Hubicka  <jh@suse.cz>

        * i386.md (memory attribute) Avoid accessing uninitialized memory
        for ishift1 type instructions.

2003-07-28  Jakub Jelinek  <jakub@redhat.com>

        * configure.in (--enable-checking): Add fold category.
        (ENABLE_FOLD_CHECKING): Define if requested.
        * configure: Rebuilt.
        * config.in: Rebuilt.
        * doc/install.texi: Document it.
        * fold-const.c: Include md5.h.
        [ENABLE_FOLD_CHECKING] (fold): Define to fold_1.
        [ENABLE_FOLD_CHECKING] (fold, fold_checksum_tree, fold_check_failed,
        print_fold_checksum): New functions.

        * fold-const.c (fold): Never modify argument passed to fold, instead
        change a copy and return it.
        * convert.c (convert_to_integer): Likewise.

2003-07-27  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/fixinc.svr4: Remove dead code.  Remove now-unnecessary
        cleanup of junk after #else and #endif directives.  Collapse repeated
        clauses into for statment.

        * fixinc/fixincl.sh: GNU C -> GCC.  Add usage comment.

2003-07-27  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (struct c_scope): Remove keep_if_subblocks field.
        (keep_next_if_subblocks): Rename next_is_function_body.
        (pushlevel): Adjust commentary.  Always set ->keep on the
        outermost level of a function.  Don't set ->keep_if_subblocks.
        (poplevel): Adjust commentary.  Don't look at ->keep_if_subblocks.
        (store_parm_decls): Adjust to match.
        (finish_function): Adjust to match.
        Call poplevel with all three arguments zero.

        * c-decl.c (store_parm_decls_newstyle, store_parm_decls_oldstyle):
        New functions split out of store_parm_decls.
        Avoid unnecessary work. Use local variables consistently.
        (store_parm_decls): Likewise.

        (finish_function): No need to set functionbody flag on call to
        poplevel.
        (struct language_function): Remove scope field.
        (c_push_function_context, c_pop_function_context): No need to
        save and restore current_scope.

2003-07-27  Nathan Sidwell  <nathan@codesourcery.com>

        * doc/extend.texi (Deprecated Features): Implicit typename is
        gone. Default args on types is going.

2003-07-26  J"orn Rennecke <joern.rennecke@superh.com>

        * Makefile.in (ifcvt.o): Depend on target.h
        * ifcvt.c (target.h): Include.
        (if_convert): Don't call mark_loop_exit_edges if we can't
        modify jumps.

2003-07-26  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>

        * doc/install.texi (Testing): Adjust required versions of DejaGnu.

2003-07-26  Richard Henderson  <rth@redhat.com>

        PR inline-asm/11676
        * cse.c (count_reg_usage): Handle asm_operands properly.

2003-07-26  Roger Sayle  <roger@eyesopen.com>

        * builtins.def (DEF_FALLBACK_BUILTIN): Delete.
        (DEF_EXT_FALLBACK_BUILTIN): Delete.
        (BUILT_IN_BZERO, BUILT_IN_BCOPY, BUILT_IN_BCMP): Declare using
        the regular DEF_EXT_LIB_BUILTIN macro.
        (BUILT_IN_FPUTC, BUILT_IN_FPUTS, BUILT_IN_FWRITE): Declare using
        the regular DEF_LIB_BUILTIN macro.
        (BUILT_IN_PUTCHAR_UNLOCKED, BUILT_IN_PUTS_UNLOCKED,
        BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS_UNLOCKED,
        BUILT_IN_FWRITE_UNLOCKED): Declare using the regular
        DEF_EXT_LIB_BUILTIN macro.

        * c-decl.c (duplicate_decls): Remove code to handle builtin
        functions prototyped without an argument list.

2003-07-26  Danny Smith  <dannysmith@users.sourceforge.net>

        * config/i386/winnt.c: Revert 2003-07-08 change.
        (i386_pe_section_type_flags): Remove error_with_decl here too.

2003-07-26  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * config/arm/pe.c (arm_mark_dllimport): Don't use xxx_with_decl.
        * config/mcore/mcore.c (mcore_mark_dllimport): Likewise.
        * config/v850/v850.c (v850_handle_data_area_attribute): Likewise.
        (v850_handle_data_area_attribute): Likewise.

2003-07-26  Geoffrey Keating  <geoffk@apple.com>

        * varasm.c (output_constant_def_contents): Use
        ASM_DECLARE_CONSTANT_NAME if defined.
        * doc/tm.texi (Label Output): Document ASM_DECLARE_CONSTANT_NAME.
        * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Ensure zero-sized
        objects get at least one byte to prevent assembler problems.
        (ASM_DECLARE_CONSTANT_NAME): New.

        * Makefile.in (libbackend.o): Remove options_.h.
        (mostlyclean): Likewise.

        * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
        insert a label at the end of an function under Mach-O.

        * c-decl.c (c_static_assembler_name): Remove TREE_STATIC test.

2003-07-25  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (is_ev64_opaque_type): Only check pointer
        equality.
        (spe_init_builtins): Declare __ev64_opaque__ as a builtin type.

        * config/rs6000/spe.h: Remove __ev64_opaque__ definition.

2003-07-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * doc/passes.texi (Passes): Mention pretty-printing and
        diagnostic files.

2003-07-25  Nathan Sidwell  <nathan@codesourcery.com>

        * doc/extend.texi (Function Attributes): GNU C++ does now allow
        unused parameter decls.
        (Attribute Syntax): GNU C++ does not allow label attributes to be
        after the ':'.

2003-07-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * objc/objc-act.c (objc_check_decl): Don't use xxx_with_decl.
        (objc_declare_class): Likewise.
        (error_with_ivar): Likewise.
        (start_class): Likewise.
        (warn_with_method): Likewise.

2003-07-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        Remove pedwarn_with_decl, warning_with_decl and error_with_decl
        from GCC.
        * calls.c (try_to_integrate): Don't use xxx_with_decl.
        (expand_call): Likewise.
        * dwarfout.c (output_reg_number): Likewise.
        * expr.c (expand_expr): Likewise.
        * function.c (assign_temp): Likewise.
        (uninitialized_vars_warning): Likewise.
        (setjmp_args_warning): Likewise.
        (expand_function_end): Likewise.
        * stmt.c (fixup_gotos): Likewise.
        (warn_about_unused_variables): Likewise.
        (expand_end_bindings): Likewise.
        * stor-layout.c (layout_decl): Likewise.
        (place_field): Likewise.
        * toplev.c (check_global_declarations): Likewise.
        (rest_of_handle_inlining): Likewise.
        (default_tree_printer): New function.
        (general_init): Initialize diagnostic machinery before routing
        signals to the ICE machinery.  Set default tree printer.
        * toplev.h (pedwarn_with_decl): Remove declaration.
        (warning_with_decl): Likewise.
        (error_with_decl): Likewise.
        (pedwarn): Remove attribute for the time being.
        * tree-inline.c (expand_call_inline): Don't use xxx_with_decl.
        * varasm.c (named_section): Likewise.
        (make_decl_rtl): Likewise.
        (assemble_variable): Likewise.
        (merge_weak): Likewise.
        (declare_weak): Likewise.

        * diagnostic.h: Move non-diagnostic stuff into pretty-print.h.
        * diagnostic.c: Move non-diagnostic stuff into pretty-print.c.
        (format_with_decl): Remove.
        (diagnostic_for_decl): Likewise.
        (pedwarn_with_decl): Likewise.
        (warning_with_decl): Likewise.
        (error_with_decl): Likewise.
        (diagnostic_initialize): Adjust.
        (diagnostic_count_diagnostic): Likewise.
        (announce_function): Likewise.
        (lhd_print_error_function): Likewise.
        (diagnostic_report_current_module): Likewise.
        (default_diagnostic_starter): Likewise.
        (diagnostic_report_diagnostic): Likewise.
        (default_diagnostic_finalizer): Likewise.
        (verbatim): Likewise.
        (error): Likewise.
        (warning): Likewise.
        * opts.c (common_handle_option): Likewise.
        * pretty-print.c: New file.
        * c-pretty-print.h (pp_base): Override.
        * c-pretty-print.c: Adjust use of macros throughout.
        (pp_buffer): New macro.
        (pp_newline): Likewise.
        * c-objc-common.c (c_tree_printer): Adjust prototype. Tidy.
        * Makefile.in (DIAGNOSTIC_H): New variable.
        (c-errors.o): Use it.
        (c-objc-common.o): Likewise.
        (c-common.o): Likewise.
        (c-opts.o): Likewise.
        (c-format.o): Likewise.
        (diagnostic.o): Likewise.
        (opts.o): Likewise.
        (toplev.o): Likewise.
        (rtl-error.o): Likewise.
        (dwarf2out.o): Likewise.
        (jump.o): Likewise.
        (pretty-print.o): New rule.

2003-07-24  Roger Sayle  <roger@eyesopen.com>

        * builtins.def (BUILT_IN_PRINTF, BUILT_IN_FPRINTF): Changed from
        front-end builtins to normal builtins, using DEF_LIB_BUILTIN.
        (BUILT_IN_PRINTF_UNLOCKED, BUILT_IN_FPRINTF_UNLOCKED): Changed
        from front-end to normal builtins, using DEF_EXT_LIB_BUILTIN.
        (DEF_FRONT_END_LIB_BUILTIN): Delete.
        (DEF_EXT_FRONT_END_LIB_BUILTIN): Delete.
        (BUILT_IN_FWRITE_UNLOCKED): Wrap long line.

        * builtins.c (build_string_literal): New function to construct
        a char* pointer to a string literal.
        (expand_builtin_fputs): Change 2nd argument from "int ignore" to
        "rtx target" to be consistent with other expand_builtin_* functions.
        Change 3rd argument from "int unlocked" to "bool unlocked".
        (expand_builtin_printf): Rewrite of c_expand_builtin_printf from
        c-common.c to avoid front-end dependencies.  Optimize printf("")
        as a no-op when the result isn't required.  Handle embedded NULs
        in format string.
        (expand_builtin_fprintf): A rewrite of c_expand_builtin_fprintf
        from c-common.c to avoid front-end dependencies.  Likewise, optimize
        fprintf(fp,"") as a no-op when the result isn't required, evaluating
        fp for side-effects.  Handle embedded NULs in format string.
        (expand_builtin_sprintf): Fix typo.
        (expand_builtin): Don't expand BUILT_IN_FPRINT{,_UNLOCKED} when not
        optimizing.  Adjust calls of expand_builtin_fputs to match the API
        change. Expand BUILT_IN_PRINTF and BUILT_IN_PRINTF_UNLOCKED using
        expand_builtin_printf.  Likewise, expand BUILT_IN_FPRINTF_UNLOCKED
        and BUILT_IN_FPRINTF using expand_builtin_fprintf.

        * c-common.c (is_valid_printf_arglist): Delete.
        (c_expand_builtin): Delete.
        (c_expand_builtin_printf): Moved to builtins.c. Delete.
        (c_expand_builtin_fprintf): Moved to builtins.c.  Delete.
        (c_expand_expr): No longer treat CALL_EXPRs specially.
        (CALLED_AS_BUILT_IN): Delete.

2003-07-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        PR optimization/11631
        * gcse.c (store_motion): Connect infinite loops to exit.

2003-07-24  Jason Merrill  <jason@redhat.com>

        * tree.h (boolean_type_node): Move from C/C++/Java frontends.
        (boolean_true_node, boolean_false_node): Likewise.
        (enum tree_index): Add TI_BOOLEAN_{TYPE,FALSE,TRUE}.
        * tree.c (build_common_tree_nodes): Init boolean_type_node.
        (build_common_tree_nodes_2): Init boolean_{true,false}_node.
        * stor-layout.c (set_sizetype): Handle an early BOOLEAN_TYPE.
        * c-common.h (truthvalue_type_node): Renamed from boolean_type_node.
        (truthvalue_true_node): Renamed from boolean_true_node.
        (truthvalue_false_node): Renamed from boolean_false_node.
        * c-decl.c: Just set truthvalue_* to integer_*.
        * c-*.[ch]: s/boolean/truthvalue/.  s/c_bool/boolean/.

2003-07-24  Roger Sayle  <roger@eyesopen.com>

        * c-decl.c (match_builtin_function_types): New subroutine of
        duplicate_decls to test whether a redeclaration of a builtin
        function is suitably close, i.e. the return type and all of
        the argument types have the same modes as the builtin expects.
        (duplicate_decls): Fuzzy type matching for builtin functions
        moved to match_builtin_function_types.

2003-07-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfgloopmanip.c (duplicate_loop_to_header_edge): Update irreducible
        flag correctly.

2003-07-24  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c: Search-and-replace change 'binding level' to
        'scope' in commentary.
        (struct binding_level): Now struct c_scope.
        (current_binding_level): Now current_scope.
        (free_binding_level): Now scope_freelist.
        (current_function_level): Now current_function_scope.
        (global_binding_level): Now global_scope.
        (make_binding_level): Now make_scope.
        (pop_binding_level): Now pop_scope.

2003-07-24  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.in (libgcc_visibility): Add missing whitespace.

2003-07-24  Richard Henderson  <rth@redhat.com>

        * libgcc-std.ver (GCC_3.3.1): Export __gcc_personality_sj0,
        __gcc_personality_v0.

2003-07-24  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * Makefile.in: Replace pwd by ${PWD_COMMAND}.

2003-07-24  Nathan Sidwell  <nathan@codesourcery.com>

        * doc/invoke.texi (-fprofile-arcs, -ftest-coverage): Update
        documentation missed from my 2003-07-09 patch.

2003-07-24  Nathanael Nerode  <neroden@gcc.gnu.org>

        * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Set patch level to 0 if
        it's not provided.
        * configure: Rebuild.

2003-07-24  Steven Bosscher  <steven@gcc.gnu.org>

        PR c/10602
        * c-typeck.c (type_lists_compatible_p): Do not compare
        arguments if one of them is an error_mark_node

2003-07-24  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (rs6000_emit_prologue): Save fp regs inline
        if current_function_calls_eh_return.

2003-07-23  Mark Mitchell  <mark@codesourcery.com>

        * doc/c-tree.texi (OFFSET_TYPE): Update description.

2003-07-23  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/crti.asm (_init, _fini): Increase frame size to 64.
        * config/xtensa/lib1funcs.asm (__mulsi3, __udivsi3, __divsi3,
        __umodsi3, __modsi3): Increase frame size to 32.

2003-07-23  Geoffrey Keating  <geoffk@apple.com>

        * config/rs6000/host-darwin.c: ANSIfy, update comment for sigaltstack
        prototype.

2003-07-23  Mark Mitchell  <mark@codesourcery.com>

        * doc/c-tree.texi (Types): Update documentation for OFFSET_TYPE.

        PR optimization/10679
        * tree-inline.c (inlinable_function_p): Honor MIN_INLINE_INSNS.

2003-07-23  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/11607 and PR target/11516
        * pa.md (extzv, extv, insv): Revert latter half of last patch.

2003-07-22  Mark Mitchell  <mark@codesourcery.com>

        * fold-const.c (force_fit_type): Handle OFFSET_TYPE.
        * varasam.c (output_constant): Likewise.

2003-07-22  Kazu Hirata  <kazu@cs.umass.edu>

        * alias.c: Fix comment formatting.
        * c-common.c: Likewise.
        * c-decl.c: Likewise.
        * c-opts.c: Likewise.
        * combine.c: Likewise.
        * cpplib.c: Likewise.
        * diagnostic.c: Likewise.
        * dojump.c: Likewise.
        * final.c: Likewise.
        * fold-const.c: Likewise.
        * gcc.c: Likewise.
        * gcse.c: Likewise.
        * ggc-page.c: Likewise.
        * jump.c: Likewise.
        * loop.c: Likewise.
        * mips-tfile.c: Likewise.
        * recog.c: Likewise.
        * regclass.c: Likewise.
        * regmove.c: Likewise.
        * tree.c: Likewise.
        * tree.h: Likewise.

2003-07-22  Per Bothner  <pbothner@apple.com>

        * line-map.c (add_line_map):  Handle invalid LEAVE request.
        Fixes PR preprocessor/11361.

2003-07-22  Per Bothner  <pbothner@apple.com>

        * diagnostic.c.(diagnostic_report_current_module):  Update to match
        2003-06-05 changes to push_srcloc and pop_srcloc.

2003-07-22  Wolfgang Bangerth  <bangerth@dealii.org>

        * doc/trouble.texi: Better document two-stage name lookup.

2003-07-22  Eric Christopher <echristo@redhat.com>

        * config/s390.c (s390_valid_pointer_mode): New.
        (TARGET_VALID_POINTER_MODE): Use.
        (s390_emit_prologue): Add tpf profiling hooks.
        (s390_emit_epilogue): Ditto.
        * config/s390.h (MASK_TPF): New.
        (TARGET_TPF): Use.
        (POINTERS_EXTEND_UNSIGNED): Define.
        * config/s390.md (ptr_extend): New pattern.

2003-07-22  Zack Weinberg  <zack@codesourcery.com>

        * hashtable.c (approx_sqrt): Make static.
        * hashtable.h: Don't prototype approx_sqrt.
        * line-map.c (init_line_maps): Rename linemap_init.
        (free_line_maps): Rename linemap_free.
        (add_line_map): Rename linemap_add.
        (lookup_line): Rename linemap_lookup.
        (print_containing_files): Rename linemap_print_containing_files.
        * linemap.h: Update to match.

        * cpperror.c, cppinit.c, cpplib.c, cppmacro.c: Update calls to
        linemap routines to use new names.

2003-07-16  Nathan Sidwell  <nathan@codesourcery.com>

        * c-common.c (handle_packed_attribute): Don't pack a struct via a
        typedef. Propagate packedness from a main variant.

2003-07-22  Nathanael Nerode  <neroden@gcc.gnu.org>

        * Makefile.in (install-common): Add dependency on installdirs.

2003-07-21  Alexandre Oliva  <aoliva@redhat.com>

        * c-common.c (c_common_type_for_mode): Return integer types for
        pointer modes.

2003-07-22  Geoffrey Keating  <geoffk@apple.com>

        * c-decl.c (start_decl): Don't call maybe_apply_pragma_weak here.
        (finish_decl): Call maybe_apply_pragma_weak here.
        (grokdeclarator): Check that DECL_ASSEMBLER_NAME isn't set before
        TREE_PUBLIC and TREE_STATIC are decided.
        (start_function): Move call to maybe_apply_pragma_weak.  Check that
        DECL_ASSEMBLER_NAME isn't set too early.

        * cpplex.c (_cpp_process_line_notes): Mention option name in
        trigraphs warning.

2003-07-22  Kazu Hirata  <kazu@cs.umass.edu>

        * combine.c (if_then_else_cond): Simplify the comparison of
        rtx against -1, 0, and 1.
        * loop.c (check_dbra_loop): Likewise.
        * optabs.c (emit_conditional_move): Likewise.
        (emit_conditional_add): Likewise.
        * config/i386/i386.md (*movsi_or): Likewise.
        (*movdi_or_rex6): Likewise.

2003-07-22  Jan Hubicka  <jh@suse.cz>

        * cgraphunit.c (cgraph_finalize_compilation_unit): Remove redundant if.

2003-07-21  Neil Booth  <neil@daikokuya.co.uk>

        * cppfiles.c (open_file_pch): Don't put unused entries in the
        splay tree.  Remove dead code.

2003-07-21  Geoffrey Keating  <geoffk@apple.com>

        * c-common.h (num_in_fnames): Declare.
        (c_static_assembler_name): Move from here...
        * c-tree.h (c_static_assembler_name): ... to here.
        * c-opts.c: Don't include langhooks-def.h.
        (c_static_assembler_name): Move to c-decl.c.
        (num_in_fnames): Make externally visible.
        * c-decl.c: Include langhooks-def.h.
        (c_static_assembler_name): Move from c-opts.c.
        * Makefile.in (c-decl.o): Add $(LANGHOOKS_DEF_H).
        (c-opts.o): Remove $(LANGHOOKS_DEF_H).

        * c-pragma.c (maybe_apply_pragma_weak): Don't get DECL_ASSEMBLER_NAME
        when it's not needed.

2003-07-21  Jakub Jelinek  <jakub@redhat.com>

        * config/rs6000/rs6000.h (machine_function): Add ra_need_lr.
        * config/rs6000/rs6000.c (rs6000_return_addr): Set it.
        (rs6000_emit_prologue): Save FPRs inline if set.

2003-07-21  H.J. Lu <hongjiu.lu@intel.com>

        * config/ia64/ia64.md (prefetch): Support predicate.

2003-07-21  Josef Zlomek  <zlomekj@suse.cz>

        * cfgcleanup.c (merge_blocks_move_successor_nojumps): Use tablejump_p.
        * rtlanal.c (tablejump_p): Use next_active_insn for finding the jump
        table.

2003-07-17  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/11536
        * unroll.c (loop_iterations): Do not replace a register holding
        the final value by its equivalent before the loop if it is not
        invariant.

2003-07-21  Dave Fluri  <dave.fluri@onlink.net>

        * doc/extend.texi: Fixes to spelling, grammar, and diction.

2003-07-21  Ben Elliston  <bje@wasabisystems.com>

        * doc/invoke.texi (Optimize Options): Replace "it's" with "its".
        (V850 Options): Spelling fixes.

2003-07-20  Lisa M. Goldstein  <opus@gnu.org>

        * doc/invoke.texi: Fixes to style, grammar and diction.

2003-07-20  Roger Sayle  <roger@eyesopen.com>

        * builtins.def (BUILT_IN_ALLOCA): Remove "#if SMALL_STACK" form.
        * system.h (SMALL_STACK): Poison obsolete target macro.
        * doc/tm.texi (SMALL_STACK): Remove target macro documentation.

2003-07-20  Phil Edwards  <pme@gcc.gnu.org>

        * configure.in:  Cache the results of testing for cmp's capabilities.
        * configure:  Regenerate.

2003-07-20  Mark Mitchell  <mark@codesourcery.com>

        PR debug/11279
        * dwarf2out.c (gen_enumeration_type_die): Remember that
        enumerators can be unsigned.

2003-07-19  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (named_labels, shadowed_labels, label_level_chain)
        (push_label_level, pop_label_level): Kill.
        (struct binding_level): Rename level_chain to outer.
        Add outer_function field.  Change parm_flag, function_body,
        keep, keep_if_subblocks to 1-bit bitfields of type bool.
        (current_function_level): New variable.
        (keep_next_level_flag, keep_next_if_subblocks): Change type to bool.
        (keep_next_level, declare_parm_level, warn_if_shadowing):
        Update to match.
        (struct language_function): Kill named_labels, shadowed_labels fields.
        (c_init_decl_processing, start_function, c_push__function_context)
        (c_pop_function_context): No need to muck with named_labels nor
        shadowed_labels.

        (make_binding_level): No need to clear the structure here.
        (pop_binding_level): Always operate on current_binding_level.
        Update current_function_level if necessary.
        (pushlevel): Don't clear named_labels.  Update current_function_level
        if necessary.  Use "true" and "false" where appropriate.
        (poplevel): Diagnose labels defined but not used, or vice
        versa, and clear out label-meanings leaving scope, while
        walking down the decls list, for all binding levels.
        Handle LABEL_DECLs appearing in the shadowed list.
        pop_binding_level takes no arguments.
        (pushdecl_function_level): Use current_function_level.

        (make_label, bind_label): New static functions.
        (declare_label): New exported function.
        (lookup_label, define_label): Rewritten for new data structure.
        (shadow_label): Kill.

        * c-tree.h: Prototype declare_label; don't prototype
        push_label_level, pop_label_level, nor shadow_label.
        * c-parse.in: Remove all calls to push_label_level and
        pop_label_level.  Use declare_label for __label__ decls.

        * doc/extend.texi: Clarify that __label__ can be used to
        declare labels with local scope in any nested block, not
        just statement expressions.  Cross-reference nested functions
        section from local labels section.

2003-07-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * sched-rgn.c (find_rgns): Initialize current_edge correctly.

2003-07-19  Phil Edwards  <pme@gcc.gnu.org>

        * doc/makefile.texi (restrap, profiledbootstrap):  Document targets.

2003-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * fixinc/fixfixes.c fixinc/fixincl.c fixinc/fixlib.c
        fixinc/server.c objc/objc-act.c: Remove unnecessary casts.

2003-07-19  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (legitimize_pic_address): Access local symbols
        relative to the GOT instead of relative to the literal pool base.
        (s390_output_symbolic_const): Handle new GOT-relative accesses.
        * config/s390/s390.md ("call"): Access local functions and PLT stubs
        relative to the GOT instead of relative to the literal pool base.
        ("call_value"): Likewise.
        ("call_value_tls"): Likewise.

        * config/s390/s390.c (s390_chunkify_start): Remove pool anchor
        reloading.  Support LTREL_BASE / LTREL_OFFSET construct.
        (s390_chunkify_finish): Likewise.
        (s390_chunkify_cancel): Likewise.
        (s390_reorg): Adapt caller.
        (find_base_register_in_addr,
        find_base_register_ref, replace_base_register_ref): Delete.
        (find_ltrel_base, replace_ltrel_base): New functions.
        (find_constant_pool_ref): Handle LTREL_BASE unspecs.
        (s390_decompose_address): Handle LTREL_BASE unspecs.  Optimize
        base vs. index register usage.
        (struct constant_pool): Remove 'anchor'.
        (s390_add_anchor): Delete.
        (s390_dump_pool): Remove anchor handling.
        * config/s390/s390.md ("reload_anchor"): Remove.

        * config/s390/s390.c (s390_split_branches): Use LTREL_BASE/OFFSET.
        (s390_load_got): New function.  Use LTREL_BASE/OFFSET.
        (s390_emit_prologue): Use it.
        * config/s390/s390.md ("builtin_longjmp", "builtin_setjmp_setup",
        "builtin_setjmp_receiver"): Cleanup.  Use s390_load_got.  Do not
        hard-code register 14.
        * config/s390/s390-protos.h (s390_load_got): Declare.

        * config/s390/s390.c (NR_C_MODES, constant_modes, gen_consttable):
        Support TImode constants.
        * config/s390/s390.md ("consttable_ti"): New.
        ("consttable_si", "consttable_di"): Handle TLS symbols correctly.

        * config/s390/s390.md (UNSPEC_LTREL_OFFSET, UNSPEC_LTREL_BASE,
        UNSPEC_GOTENT, UNSPEC_GOT, UNSPEC_GOTOFF, UNSPEC_PLT, UNSPEC_PLTOFF,
        UNSPEC_RELOAD_BASE, UNSPECV_POOL, UNSPECV_POOL_START, UNSPECV_POOL_END,
        UNSPECV_POOL_QI, UNSPECV_POOL_HI, UNSPECV_POOL_SI, UNSPECV_POOL_DI,
        UNSPECV_POOL_TI, UNSPECV_POOL_SF, UNSPECV_POOL_DF, UNSPECV_MAIN_POOL):
        New symbolic constants.
        ("consttable_qi", "consttable_hi", "consttable_si", "consttable_di",
        "consttable_sf", "consttable_df", "pool_start_31", "pool_end_31",
        "pool_start_64", "pool_end_64", "reload_base_31", "reload_base_64",
        "pool", "literal_pool_31", "literal_pool_64"): Cleanup.  Use
        symbolic UNSPEC values.
        * config/s390/s390.c (larl_operand, s390_short_displacement,
        bras_sym_operand, s390_cannot_force_const_mem,
        s390_delegitimize_address, s390_decompose_address,
        legitimize_pic_address, s390_output_symbolic_const,
        s390_function_profiler): Use symbolic UNSPEC values.

2003-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * alias.c alloc-pool.c bitmap.c bitmap.h bt-load.c builtins.c
        c-common.c c-decl.c c-incpath.c c-lex.c c-opts.c c-parse.in
        c-pragma.c c-typeck.c calls.c cfg.c cfganal.c cfgloop.c cfgrtl.c
        collect2.c combine.c conflict.c coverage.c cppexp.c cppfiles.c
        cpphash.c cppinit.c cpplex.c cpplib.c cppmacro.c cppspec.c
        cpptrad.c cse.c cselib.c dbxout.c defaults.h df.c dominance.c
        dwarf2out.c dwarfout.c emit-rtl.c except.c expmed.c expr.c final.c
        fix-header.c flow.c fold-const.c function.c gcc.c gccspec.c gcov.c
        gcse.c genattr.c genattrtab.c genautomata.c genconditions.c
        genemit.c genextract.c genoutput.c genrecog.c gensupport.c
        ggc-page.c ggc-simple.c global.c graph.c haifa-sched.c hashtable.c
        integrate.c jump.c langhooks.c lcm.c line-map.c local-alloc.c
        loop.c mips-tdump.c mips-tfile.c mkdeps.c optabs.c params.c
        postreload.c prefix.c print-tree.c protoize.c ra-build.c
        ra-colorize.c ra-rewrite.c ra.c recog.c reg-stack.c regclass.c
        regmove.c regrename.c reload.c reload1.c reorg.c resource.c
        sbitmap.c sched-deps.c sched-rgn.c sched-vis.c sdbout.c
        simplify-rtx.c ssa-ccp.c ssa.c stmt.c stor-layout.c timevar.c
        tlink.c toplev.c tree-dump.c tree.c unroll.c unwind-dw2-fde.c
        varasm.c varray.c vmsdbgout.c xcoffout.c: Remove unnecessary
        casts.

2003-07-19  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pragma.c (apply_pragma_weak): Don't use warning_with_decl.
        * toplev.h (warning): Remove attribute.

2003-07-19  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-decl.c (c_finish_incomplete_decl): Don't use xxx_with_decl.
        (pop_label_level): Likewise.
        (duplicate_decls): Likewise.
        (implicitly_declare): Likewise.
        (shadow_label): Likewise.
        (start_decl): Likewise.
        (finish_decl): Likewise.
        (grokdeclarator): Likewise.
        (get_parm_info): Likewise.
        (detect_field_duplicates): Likewise.
        (finish_struct): Likewise.
        (start_function): Likewise.
        (store_parm_decls): Likewise.
        (finish_function): Likewise.
        (c_expand_body_1): Likewise.
        (check_for_loop_decls): Likewise.
        (merge_translation_unit_decls): Likewise.

2003-07-19  Neil Booth  <neil@daikokuya.co.uk>

        * common.opt:  Document --param.
        * opts.c (columns, undocumented_msg): New.
        (print_help): Get number of columns from environment.  Print
        --param help.  Tweak newline handling.
        (print_param_help): New.
        (print_filtered_help): Better handling of duplicates.  Complain
        about undocumented switches.
        (print_switch): New.
        (wrap_help): Improve wrapping, use COLUMNS.
        * opts.sh: Ignore comments in records.
        * params.def: Fix typos and remove trailing periods.
        * toplev.c (display_help): Don't dump --param help.
        * doc/sourcebuild.texi: Update.

2003-07-18  Richard Henderson  <rth@redhat.com>

        PR target/11556
        * optabs.c (prepare_operand): Fail gracefully instead of abort
        if the predicate doesn't satisfy.
        (gen_cond_trap): Allow prepare_operand to fail.

2003-07-19  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-common.c: Don't undefine GCC_DIAG_STYLE.
        (fname_decl): Don't use xxx_with_decl.
        (c_add_case_label): Likewise.
        (handle_section_attribute): Likewise.
        (handle_alias_attribute): Likewise.
        (handle_no_instrument_function_attribute): Likewise.
        (handle_no_limit_stack_attribute): Likewise.
        * c-objc-common.c (c_tree_printer): Print IDENTIFIER_NODEs.
        * c-format.c (gcc_cdiag_char_table): Add '%E' format-specifier.

2003-07-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * Makefile.in (ifcvt.o): Add cfgloop.h.
        * basic-block.h (EDGE_LOOP_EXIT): New flag.
        * cfgrtl.c (rtl_verify_flow_info_1): Handle it correctly.
        * ifcvt.c: Include cfgloop.h.
        (mark_loop_exit_edges): New static function.
        (if_convert): Call it.
        (find_if_header): Ignore branches out of loops.

2003-07-18  Kazu Hirata  <kazu@cs.umass.edu>

        * combine.c (simplify_comparison): Don't share rtx when converting
        (ne (and (not X) 1) 0) to (eq (and X 1) 0).

2003-07-18  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/aix.h (AGGREGATE_PADDING_FIXED): Define.
        (AGGREGATES_PAD_UPWARD_ALWAYS): Define.
        (MUST_PASS_IN_STACK): Define.
        (BLOCK_REG_PADDING): Define.

2003-07-18  Richard Henderson  <rth@redhat.com>

        * cfgrtl.c (force_nonfallthru_and_redirect): Use tablejump_p
        to skip the addr_vec.

2003-07-18  Alexandre Oliva  <aoliva@redhat.com>

        * combine.c (combinable_i3pat): Don't forbid occurrences of
        i2dest or i1dest in inner_dest if inner_dest is a mem.

2003-07-18  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (cgraph_remove_node): Clear the hash table slot.

2003-07-17  Jakub Jelinek  <jakub@redhat.com>

        PR target/11087
        * loop.c (basic_induction_var): Check if convert_modes emitted any
        instructions. Remove them and return 0 if so.

2003-07-18  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/11083
        * toplev.c (rest_of_handle_addresof): Rename into
        rest_of_handle_addressof.  Delete unreachable blocks
        if dead edges were purged after the addressof pass.

2003-07-18  Neil Booth  <neil@daikokuya.co.uk>

        * Makefile.in, configure, configure.in: Remove handling of
        lang-options.h and options_.h.
        * toplev.c (struct lang_opt, documented_lang_options): Remove.
        (display_help): Don't use documented_lang_options.

2003-07-17  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (pushdecl_function_level): Make static, return nothing.
        (kept_level_p): Fold into poplevel.
        (undeclared_variable): Moved here from c-typeck.c.  Export.
        * c-tree.h (KEEP_YES, KEEP_NO, KEEP_MAYBE): New #defines.
        (undeclared_variable): Prototype here.  Don't prototype
        kept_level_p nor pushdecl_function_level.
        * c-parse.in: Change first argument to poplevel from
        "kept_level_p()" to "KEEP_MAYBE".
        * c-typeck.c (undeclared_variable): Moved to c-decl.c.

2003-07-17  Roger Sayle  <roger@eyesopen.com>

        * simplify-rtx.c (simplify_rtx): Use simplify_gen_binary to swap
        commutative operands instead of modifying the RTL in-place.

2003-07-17  Mark Mitchell  <mark@codesourcery.com>

        PR optimization/11557
        * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK
        unless we know which function is being called.

2003-07-17  Roger Sayle  <roger@eyesopen.com>

        * cse.c (fold_rtx): Use swap_commutative_operands_p to determine
        whether to reorder the operands of a commutative binary operator.

2003-07-17  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (const_binop): Avoid performing the FP operation at
        compile-time, if either operand is NaN and we honor signaling NaNs,
        or if we're dividing by zero and either flag_trapping_math is set
        or the desired mode doesn't support infinities.
        (fold_initializer): New function to fold an expression ignoring any
        potential run-time exceptions or traps.
        * tree.h (fold_initializer): Prototype here.
        * c-typeck.c (build_binary_op): Move to the end of the file so
        that intializer_stack is in scope.  If constructing an initializer,
        i.e. when initializer_stack is not NULL, use fold_initializer to
        fold expressions.
        * simplify-rtx.c (simplify_binary_operation): Likewise, avoid
        performing FP operations at compile-time, if they would raise an
        exception at run-time.

2003-07-17  Geoffrey Keating  <geoffk@apple.com>

        PR 11498
        * Makefile.in (c-opts.o): Add $(LANGHOOKS_DEF_H).
        (langhooks.o): Add $(GGC_H), gt-langhooks.h.
        (GTFILES): Add langhooks.c.
        (gt-langhooks.h): New.
        * c-common.h (c_static_assembler_name): Prototype.
        * c-lang.c (LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): Define.
        * objc/objc-lang.c (LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): Define.
        * c-opts.c: Include langhooks-def.h.
        (c_static_assembler_name): New.
        * langhooks.c: Include ggc.h.  Include gt-langhooks.h.
        (var_labelno): New.
        (lhd_set_decl_assembler_name): Give static objects with context
        unique names.
        * varasm.c (var_labelno): Delete.
        (make_decl_rtl): Don't change the assembler name once it's set.

        * c-opts.c (this_input_filename): New.
        (finish_options): Take new parameter, name of file being compiled.
        Update callers.  Set this_input_filename.
        (push_command_line_include): Use this_input_filename not
        main_input_filename.

2003-07-17  Neil Booth  <neil@daikokuya.co.uk>

        * Makefile.in: Depend .pot generation on options.c.
        * po/exgettext: Add an extra_files variable containing additional
        files to scan.

2003-07-17  Zack Weinberg  <zack@codesourcery.com>

        * objc/objc-lang.c: Override LANG_HOOKS_WRITE_GLOBALS to
        c_write_global_declarations.

        * c-decl.c: Fix typos in several comments.  Remove all
        #if 0 blocks; reindent as needed.  Remove unused argument
        to declare_parm_level; all callers changed.
        * c-parse.in: Update calls to declare_parm_level.  Avoid
        issuing a double warning in some circumstances.
        * c-typeck.c: Update calls to declare_parm_level.
        * c-tree.h: Update prototype of declare_parm_level.

        * c-pragma.c (apply_pragma_weak): Don't complain about a
        redundant #pragma weak.

        * objc/objc-act.c (forward_declare_categories,
        build_selector_reference_decl, build_class_reference_decl,
        build_objc_string_decl, synth_forward_declarations,
        build_protocol_reference): Set TREE_PUBLIC on synthetic
        forward decl to 0, consistent with eventual definition.
        Correct comments to match.

        * fixinc/inclhack.def (solaris_mutex_init_2): Escape braces
        in regexp that don't form a range expression.
        * fixinc/fixincl.def: Regenerate.

2003-07-17  Richard Henderson  <rth@redhat.com>

        PR target/10907
        * config/ia64/ia64.c (ia64_epilogue_uses): GP is live at end
        even with !TARGET_CONST_GP.
        (ia64_function_ok_for_sibcall): Reject non-local functions.

2003-07-17  Steven Bosscher  <steven@gcc.gnu.org>

        * c-common.c (c_estimate_num_insns_1): Don't handle
        METHOD_CALL_EXPR.
        * expr.c (safe_from_p): Likewise.
        * gengtype.c (adjust_field_tree_exp): Likewise.
        * stmt.c (warn_if_unused_value): Likewise
        * tree.c (first_rtl_op): Likewise.
        * tree.def: Don't define METHOD_CALL_EXPR.
        * java/lang.c (java_estimate_num_insns_1): Don't handle
        METHOD_CALL_EXPR.

2003-07-17  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR other/11466
        * doc/invoke.texi (SPARC Options): Document "-mlittle-endian"
        and its restrictions for the SPARC64 port.
        Move the entry of "-mimpure-text" before that of "-mv8".

2003-07-17  Eric Botcazou <ebotcazou@libertysurf.fr>
            Phil Edwards <phil@jaj.com>

        * doc/install.texi (*-*-solaris2*): Document the step-by-step
        procedure to bootstrap and install.
        Document the preference for the legacy Sun tools in /usr/bin
        over the POSIX tools in /usr/xpg4/bin for the build process.

2003-07-17  Neil Booth  <neil@daikokuya.co.uk>

        * c.opt: Document Uncodumented; use it.  Document ObjC options.
        * opts.c (print_filtered_help): Skip undocumented switches.
        * opts.h (CL_UNDOCUMENTED): New.
        * opts.sh: Handle Undocumented.
        * toplev.c (documented_lang_options): Prevent its becoming empty.
objc:
        * lang-options.h: Remove.

2003-07-16  Ulrich Weigand  <uweigand@de.ibm.com>

        * loop.c (check_ext_dependent_givs): Pass const struct loop *
        instead of struct loop_info * as argument.  Accept BIVs with
        increment +/- 1 provided there is a friendly exit test against
        a loop-invariant value.
        (strength_reduce): Adapt call to check_ext_dependent_givs.

2003-07-16  J"orn Rennecke <joern.rennecke@superh.com>
            Con Bradley <con.bradley@superh.com>

        * sh-protos.h (sh_get_pr_initial_val): Declare.
        * sh.c (regno_reg_class): Make its elements type enum reg_class.
        (output_stack_adjust): Remove emit_fn argument.  Add epilogue_p
        and live_regs_mask arguments.  Changed all callers.
        (save_schedule_s): New structure.
        (save_schedule): New typedef.
        (scavenge_reg, sh5_schedule_saves, sh5_schedule_saves): New functions.
        (calc_live_regs): For TARGET_SHMEDIA, use leaf_function_p.
        In interrupts handlers, also save registers that are usually
        partially saved, and make sure there is at least one general purpose
        register saved if a target register needs saving.
        Add casts in comparisons to avoid warnings.
        (sh_media_register_for_return): return -1 for interrupt handlers.
        (MAX_SAVED_REGS, MAX_TEMPS): New defines.
        (sh_expand_prologue): Use sh5_schedule_saves.  Check that any temp
        registers used are available.
        Set RTX_FRAME_RELATED_P where appropriate.
        Add an REG_FRAME_RELATED_EXPR for r0 + offset addressing.
        (sh_expand_epilogue, sh_set_return_address): Use sh5_schedule_saves.
        (initial_elimination_offset): Likewise.
        * sh.h (DWARF_CIE_DATA_ALIGNMENT): Set to -4.
        (LOCAL_ALIGNMENT, GENERAL_REGISTER_P): Add casts to avoid warnings.
        (FP_REGISTER_P): Add casts to fix broken handling of unsigned REGNO.
        (XD_REGISTER_P, TARGET_REGISTER_P): Likewise.
        (HARD_REGNO_CALL_PART_CLOBBERED): Also yield nonzero for r15,
        and for target registers.
        (RETURN_IN_MEMORY): Add parentheses to avoid warnings.
        (regno_reg_class): Make its elements type enum reg_class.
        (CONSTRAINT_LEN): Don't use isdigit.
        (FUNCTION_ARG_REGNO_P): Add casts to avoid warnings.
        (FUNCTION_ARG): Add parentheses to avoid warnings.
        (RETURN_ADDR_RTX): Use sh_get_pr_initial_val.
        (RETURN_ADDR_OFFSET): Define to -1 for TARGET_SH5.
        (SH_DBX_REGISTER_NUMBER): Add casts to avoid warnings.
        (EH_RETURN_DATA_REGNO): Use unsigned constants to avoid warnings.
        * sh.md (xordi3+1): Remove unused variable regno.
        (return_media): Check that tr0 is available before using it.

2003-07-16  Neil Booth  <neil@daikokuya.co.uk>

        * c.opt: Document more options.

2003-07-16  Roger Sayle  <roger@eyesopen.com>

        * combine.c (subst): Also handle (subreg (const_double ...)) case
        if created by a substitution, by using the original inner mode.

2003-07-16  Roger Sayle  <roger@eyesopen.com>

        * simplify-rtx.c (simplify_replace_rtx): Convert constant comparisons
        to MODE_FLOAT constants if FLOAT_STORE_FLAG_VALUE is defined.
        (simplify_rtx): Likewise.  Simplify (lo_sum (high X) X) as X.

2003-07-16  Andrew Pinski  <pinskia@physics.uc.edu>

        * doc/install.texi (--without-headers): New.

        Partial Fix PR/10129
        * config/darwin.c (machopic_function_base_name): Only Return "<pic base>".
        (machopic_output_function_base_name): New; print the true pic label.
        (machopic_classify_ident): Pic Base is always a defined data.
        * config/darwin.h (ASM_OUTPUT_LABELREF): Support the pic base label.
        * config/darwin-proto.h (machopic_output_function_base_name): Prototype.

        * gcse.c (gcse_constant_p): COMPARE of the same registers is a constant
        if they are not floating point registers.

        PR c/10962
        * ggc.h: Add header guards.
        * c-decl.c (finish_struct): Sort fields if
        number greater than 15 and there are no
        anonymous structs/unions.
        * c-common.h: Include ggc.h.
        (sorted_fields_type): New struct.
        (field_decl_cmp): New prototype.
        (resort_sorted_fields): New prototype.
        (DECL_DECLARES_TYPE_NON_TEMPLATE_P): New macro.
        * c-tree.h: (lang_type): Use pointer to sorted_fields_type
        as s, removing other fields.
        * c-typeck.c (lookup_field): Use s in lang_type.
        These were mostly moved from cp/class.c:
        * c-common.c (field_decl_cmp): New static function.
        (field_decl_cmp): New function.
        (resort_sorted_fields): New function.

2003-07-16  Geoffrey Keating  <geoffk@apple.com>

        * config/darwin.c (machopic_select_section): Use decl_readonly_section
        to do most of the work.

2003-07-16  Hans-Peter Nilsson  <hp@bitrange.com>

        * config/mmix/mmix-protos.h: Convert prototypes to ISO C90.
        * config/mmix/mmix.c: Convert functions to ISO C90.
        (mmix_eh_return_handler_rtx, mmix_output_shifted_value): Tweak
        formatting.
        (mmix_get_hard_reg_initial_val): Tweak section head comment.

2003-07-16  J"orn Rennecke <joern.rennecke@superh.com>

        * c-pragma.h (HANDLE_PRAGMA_WEAK): Always define to SUPPORTS_WEAK.

2003-07-16  Jakub Jelinek  <jakub@redhat.com>

        * unwind-dw2.c (MD_FROB_UPDATE_CONTEXT): Define.
        (uw_update_context_1): Use it.
        * config/rs6000/rs6000.c (insn_after_throw): Remove.
        (rs6000_aix_emit_builtin_unwind_init): Save $r2 to its location
        in parent frame if _Unwind_* called directly instead of through
        .plt.
        (rs6000_emit_eh_toc_restore): Remove.
        (rs6000_emit_prologue): Update stack pointer before doing any saving
        if current_function_calls_eh_return.  Generate unwind info for $r2.
        (rs6000_emit_epilogue): Restore stack pointer after doing all
        restoring if current_function_calls_eh_return.  Restore $r2.
        * config/rs6000/rs6000-protos.h (rs6000_emit_eh_toc_restore): Remove.
        * config/rs6000/rs6000.md (eh_return): Remove call to
        rs6000_emit_eh_toc_restore.
        * config/rs6000/linux64.h (MD_FROB_UPDATE_CONTEXT): Define.
        * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Define.

2003-07-15  Jakub Jelinek  <jakub@redhat.com>

        * expr.c (emit_block_move): Don't move anything if size is const 0.
        (clear_storage): Test against const0_rtx instead of comparing INTVAL
        against 0.

2003-07-15  David S. Miller  <davem@redhat.com>

        * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Only
        emit nop if the last real insn is CALL_INSN.

2003-07-16  Danny Smith  <dannysmith@users.sourceforge.net>

        * config/i386/xm-mingw32.h (HOST_BIT_BUCKET): Define
        as "nul".
        * config/i386/xm-mingw32.h: Change GNU CC to GCC.

2003-07-16  Danny Smith  <dannysmith@users.sourceforge.net>

        * config/i386/winnt.c (associated_type): Artificial methods are not
        affected by the import/export status of their class unless they are
        COMDAT.
        (i386_pe_dllimport_p): Do not mark artificial methods as dllimport.

        * config/i386/winnt.c: Fix GCC copyright comment.

2003-07-16  Gabriel Dos Reis  <gcc@integrable-solutions.net>

        PR c++/11531
        * diagnostic.c (diagnostic_report_diagnostic): Don't ICE if we're
        not recursing on hard error.
        (diagnostic_for_decl): Likewise.
        * diagnostic.def: Rearrange.

2003-07-15  J"orn Rennecke <joern.rennecke@superh.com>

        * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes):
        If DWARF_FRAME_RETURN_COLUMN doesn't have a register mode, use Pmode.

2003-07-15  J"orn Rennecke <joern.rennecke@superh.com>
            Richard Henderson  <rth@redhat.com>

        * unwind-dw2.c (_Unwind_GetGR): Use dwarf_reg_size_table
        to decide if to access a _Unwind_Ptr or a _Unwind_Word.
        (_Unwind_SetGR): Likewise.
        (_Unwind_GetPtr, _Unwind_SetSpColumn): New functions.
        (Unwind_SpTmp): New typedef.
        (uw_update_context_1): Use _Unwind_SetSpColumn and _Unwind_GetPtr.
        (uw_update_context): Use _Unwind_GetPtr.
        (init_dwarf_reg_size_table): Move above uw_init_context_1.
        (uw_init_context_1): Initialize dwarf_reg_size_table if necessary.
        Use _Unwind_SetSpColumn.
        (uw_install_context_1): Don't initialize dwarf_reg_size_table.
        Use _Unwind_GetPtr.

2003-07-15  Neil Booth  <neil@daikokuya.co.uk>

        * c.opt: Document more options.
        * toplev.c (documented_lang_options): Remove all local help strings.

2003-07-15  Mark Mitchell  <mark@codesourcery.com>

        PR debug/11473
        * dbxout.c (dbxout_type): Use TYPE_SIZE to determine the sizes of
        base classes.

2003-07-15  Kazu Hirata  <kazu@cs.umass.edu>

        PR target/10795
        * config/i386/i386.c (ix86_expand_carry_flag_compare): Don't
        swap comparison operands if doing so would generate an
        unrecognizable insn.

2003-07-15  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/11320
        * sched-int.h (struct deps) [reg_conditional_sets]: New field.
        (struct sched_info) [compute_jump_reg_dependencies]: New prototype.
        * sched-deps.c (sched_analyze_insn) [JUMP_INSN]: Update call to
        current_sched_info->compute_jump_reg_dependencies. Record which
        registers are used and which registers are set by the jump.
        Clear deps->reg_conditional_sets after a barrier.
        Set deps->reg_conditional_sets if the insn is a COND_EXEC.
        Clear deps->reg_conditional_sets if the insn is not a COND_EXEC.
        (init_deps): Initialize reg_conditional_sets.
        (free_deps): Clear reg_conditional_sets.
        * sched-ebb.c (compute_jump_reg_dependencies): New prototype.
        Mark registers live on entry of the fallthrough block and conditionally
        set as set by the jump. Mark registers live on entry of non-fallthrough
        blocks as used by the jump.
        * sched-rgn.c (compute_jump_reg_dependencies): New prototype.
        Mark new parameters as unused.

2003-07-15  Richard Sandiford  <rsandifo@redhat.com>

        * doc/invoke.texi: Resync MIPS -march documentation.

2003-07-15  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (PROCESSOR_R9000): New processor_type.
        (TARGET_MIPS9000, TUNE_MIPS9000): New macros.
        (GENERATE_MULT3_SI): True for TARGET_MIPS9000.
        * config/mips/mips.c (mips_cpu_info_table): Add rm9000 entry.
        (mips_rtx_costs): Adjust integer multiplication costs for the rm9000.
        (mips_issue_rate): Handle PROCESSOR_R9000.
        (mips_use_dfa_pipeline_interface): Likewise.
        * config/mips/9000.md: New file.
        * config/mips/mips.md: Include it.
        (define_attr cpu): Add r9000.
        (mulsi3_mult3): Use "mul" for rm9000 code.

2003-07-15  Stan Cox  <scox@redhat.com>

        * config/mips/mips.h (PROCESSOR_R7000): New processor_type.
        (TARGET_MIPS7000, TUNE_MIPS7000): New macros.
        (GENERATE_MULT3_SI): True for TARGET_MIPS7000.
        * config/mips/mips.c (mips_cpu_info_table): Add rm7000 entry.
        (mips_rtx_costs): Adjust integer multiplication costs for the rm7000.
        (mips_issue_rate): Handle PROCESSOR_R7000.
        (mips_use_dfa_pipeline_interface): Likewise.
        * config/mips/7000.md: New file.
        * config/mips/mips.md: Include it.
        (define_attr cpu): Add r7000.
        (mulsi3_mult3): Use "mul" for rm7000 code.

2003-07-15  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md (define_attr type): Add condmove.  Use it for
        the conditional move patterns.
        * config/mips/5400.md (ir_vr54_move): Rename to ir_vr54_condmove.
        Check for condmove type.
        (ir_vr54_arith): Add move type.
        * config/mips/5500.md (ir_vr55_move, ir_vr55_arith): Likewise.
        * config/mips/sr71k.md (ir_sr70_move, ir_sr70_arith): Likewise.

2003-07-15  Neil Booth  <neil@daikokuya.co.uk>

        * c-opts.c (print_help): Remove.
        (c_common_handle_option): Don't handle --help.
        * c.opt: Document some options.
        (--help): Remove.
        * opts.c (print_filtered_help): New.
        (print_help): Use it.

2003-07-14  Geoffrey Keating  <geoffk@apple.com>

        * c-common.c (c_common_type_for_mode): Handle V4DFmode.
        * tree.c: (build_common_tree_nodes_2): Likewise.
        * tree.h (enum tree_index): Add TI_V4DF_TYPE.
        (V4DF_type_node): New.

        * c-opts.c (push_command_line_include): Don't free deferred_opts,
        we'll need it.
        (finish_options): Reset init_cursor.

2003-07-15  Kazu Hirata  <kazu@cs.umass.edu>

        * expr.c (expand_assignment): Remove an unused argument
        SUGGEST_REG.
        * expr.h: Update the prototype.
        * function.c: Update the callers.
        * stmt.c: Likewise.

2003-07-14  Mark Mitchell  <mark@codesourcery.com>

        PR debug/11098
        * integrate.c (copy_decl_for_inlining): Do not mark copied decls
        as DECL_ABSTRACT.

2003-07-14  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/inclhack.def (avoid_bool_define, avoid_bool_type): Bypass
        with __cplusplus, not "we must use the C++ compiler's type"
        * fixinc/inclhack.def (void_null): Note that Interix needs this.
        * fixinc/fixincl.x: Regenerate.

2003-07-14  Geoffrey Keating  <geoffk@apple.com>

        * unwind-dw2-fde-darwin.c (live_image_destructor): Get seen_objects
        and unseen_objects from the global data before calling
        __deregister_frame_info_bases.
        (examine_objects): Insert objects into the seen_objects list,
        not unseen_objects.
        (_Unwind_Find_FDE): Always unlock the global object lists, even if
        we couldn't allocate a data structure to put in it.

        * objc/objc-act.h (CLASS_SUPER_NAME): Add a little typechecking.
        (TYPE_PROTOCOL_LIST): Share use of type.context with C frontend.
        (SET_TYPE_PROTOCOL_LIST): New.
        * objc/objc-act.c (get_static_reference): Use SET_TYPE_PROTOCOL_LIST.
        (get_object_reference): Likewise.

2003-07-14  Jan Hubicka  <jh@suse.cz>

        * cfglayout.c (locator_file): Break out from ....
        (insn_file): ... here.
        (locator_line): Break out from ....
        (insn_line): ... here.
        * rtl.h (locator_file, locator_line): Declare.
        (final_start_function): Set proper line/file info.

2003-07-14  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.c (pp_c_unary_expression): A CONVERT_EXPR is
        handled by pp_c_cast_expression.

2003-07-14  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_expand_prologue): Use a single insn to
        allocate 32768 bytes of stack.  Use addition rather than subtraction
        when a single insn is enough.
        * config/mips/mips.md: Remove insns and splitters for subtracting
        constants.
        (subsi3): Only accept register operands.
        (subsi3_internal): Likewise.  Use for TARGET_MIPS16 as well.
        (subdi3_internal_3, subsi3_internal_2): Likewise.
        (casesi): Use expand_binop to subtract the lower bound.

2003-07-14  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips_in_small_data_p): Don't handle
        TARGET_MIPS16 specially.

2003-07-14  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Use
        mips_output_aligned_bss.
        * config/mips/linux.h: Likewise.
        * config/mips/mips-protos.h (mips_output_aligned_bss): Declare.
        * config/mips/mips.c (mips_output_aligned_bss): New function.

        * config/mips/elf.h (DBX_DEBUGGING_INFO): Delete.
        * config/mips/elf64.h: Likewise.

        * config/mips/elf.h (ASM_DECLARE_OBJECT_NAME): Use
        mips_declare_object_name.
        (ASM_FINISH_DECLARE_OBJECT): Likewise mips_finish_declare_object.
        * config/mips/elf64.h: As for elf.h.
        * config/mips/iris6.h: Likewise.
        * config/mips/linux.h (ASM_DECLARE_OBJECT_NAME): As for elf.h.
        * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Remove unnecessary
        do...while (0) block.
        * config/mips/mips-protos.h (mips_declare_object_name): Declare.
        (mips_finish_declare_object): Declare.
        * config/mips/mips.c (mips_declare_object_name): New function.
        (mips_finish_declare_object): New function.

        * config/mips/elf.h (SBSS_SECTION_ASM_OP): Delete.
        * config/mips/linux.h: Likewise.

        * config/mips/mips.c (inside_function): Delete.
        (file_in_function_warning, ignore_line_number): Delete.
        (mips_output_filename): Don't warn about changing filenames within
        a function.
        (mips_output_lineno): Update accordingly.
        (mips_output_function_prologue): Don't reset the deleted variables.
        * config/mips/mips.h (inside_function): Delete.
        (file_in_function_warning, ignore_line_number): Delete.

        * config/mips/elf.h (OBJECT_FORMAT_COFF, EXTENDED_COFF): Remove undefs.
        * config/mips/elf64.h: Likewise.
        * config/mips/openbsd.h: Likewise.
        * config/mips/iris5.h (OBJECT_FORMAT_COFF): Remove undefs.
        * config/mips/linux.h: Likewise.
        * config/mips/mips.h (OBJECT_FORMAT_COFF, EXTENDED_COFF): Delete.
        (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB, MIPS_UNMARK_STAB): Delete.

        * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Add mips/sdb.h
        to the list of include files when using gas.
        (mips*el-*-openbsd*, mips*-*-openbsd*): Add mips/sdb.h unconditionally.
        * config/mips/elf.h: Remove #undef SDB_DEBUGGING_INFO.
        * config/mips/elf64.h: Likewise.
        * config/mips/iris5.h: Likewise.
        * config/mips/linux.h: Likewise.
        * config/mips/iris5gas.h (SDB_DEBUGGING_INFO): Remove definition.
        * config/mips/mips.h (PREFERRED_DEBUGGING_TYPE): Likewise.
        (SDB_DEBUGGING_INFO, sdb*, SDB_ALLOW_*, PUT_SDB*): Move to...
        * config/mips/sdb.h: ...this new file.

2003-07-14  Douglas Rupp  <rupp@gnat.com>

        * fixinc/server.c (server_setup): Don't use non-POSIX NULL first
        argument to getcwd; use fixed buffer instead.

2003-07-14  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/mkfixinc.sh: Treat OpenBSD normally.
        * fixinc/fixinc.wrap: Delete.

2003-07-14  Dan Nicolaescu  <dann@ics.uci.edu>

        * ggc-page.c (extra_order_size_table): Insns have 9 slots. Regs
        don't have 2.

2003-07-14  Dan Nicolaescu  <dann@ics.uci.edu>

        * ggc-page.c (struct globals): Add new fields to keep track of the
        total allocated memory and overhead.
        (ggc_print_statistics): Print them.
        (ggc_alloc): Keep track of the total allocated memory and the
        overhead.

        * tree.c (dump_tree_statistics): Increase spacing.
        (enum tree_node_kind): Move to ...
        * tree.h (enum tree_node_kind): ... here.
        (tree_node_counts, tree_node_sizes): Declare.

2003-07-14  James A. Morrison  <ja2morri@student.math.uwaterloo.ca>

        * doc/include/texinfo.tex: Upgrade to texinfo 4.6.

2003-07-14  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

        PR optimization/11440
        * gcse.c (try_replace_reg): Don't attach notes to ZERO_EXTRACT or
        SIGN_EXTRACT SETs.

2003-07-14  Alan Modra  <amodra@bigpond.net.au>

        * doc/tm.texi (BLOCK_REG_PADDING): Describe.
        * expr.h (struct locate_and_pad_arg_data): Add where_pad.
        (emit_group_load, emit_group_store): Adjust declarations.
        Remove most occurrences of #ifdef TREE_CODE.
        * expr.c (emit_group_load): Add "type" param, and use
        BLOCK_REG_PADDING to determine need for a shift.  Optimize non-
        aligned accesses if !SLOW_UNALIGNED_ACCESS.
        (emit_group_store): Likewise.
        (emit_push_insn, expand_assignment, store_expr, expand_expr): Adjust
        emit_group_load and emit_group_store calls.
        * calls.c (store_unaligned_arguments_into_pseudos): Tidy.  Use
        BLOCK_REG_PADDING to determine whether we need endian_correction.
        (load_register_parameters): Localize vars.  Handle shifting of
        small values to the correct end of regs.  Adjust emit_group_load
        call.
        (expand_call, emit_library_call_value_1): Adjust emit_group_load
        and emit_group_store calls.
        * function.c (assign_parms): Set mem alignment for stack slots.
        Adjust emit_group_store call.  Store values at the "wrong" end
        of regs to the stack.  Use BLOCK_REG_PADDING.
        (locate_and_pad_parm): Save where_pad.
        (expand_function_end): Adjust emit_group_load call.
        * stmt.c (expand_value_return): Adjust emit_group_load call.
        * Makefile.in (calls.o): Depend on $(OPTABS_H).
        * config/rs6000/linux64.h (TARGET_LITTLE_ENDIAN): Redefine as 0.
        (AGGREGATE_PADDING_FIXED, AGGREGATES_PAD_UPWARD_ALWAYS): Define.
        (MUST_PASS_IN_STACK): Define.
        (BLOCK_REG_PADDING): Define.
        * config/rs6000/rs6000.h (struct rs6000_args): Remove orig_nargs.
        (PAD_VARARGS_DOWN): Define in terms of FUNCTION_ARG_PADDING.
        * config/rs6000/rs6000.c (init_cumulative_args): Don't set orig_nargs.
        (function_arg_padding): !AGGREGATE_PADDING_FIXED compatibility code.
        Act on AGGREGATES_PAD_UPWARD_ALWAYS.

2003-07-13  Aaron W. LaFramboise  <awlaframboise@aol.com>

        * config/i386/gthr-win32.c (__GTHREAD_HIDE_WIN32API): Define to 1.

2003-07-13  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * expr.c (expand_expr, case COMPONENT_REF): If reg, copy OP0 to MEM
        both if OFFSET specified and if result BLKmode for ARRAY_RANGE_REF.

2003-07-13  Nathanael Nerode  <neroden@gcc.gnu.org>

        PR other/11123
        * toplev.c: Don't cut off option names.

2003-07-13  Andreas Jaeger  <aj@suse.de>

        * c-decl.c (link_hash_hash): Avoid warning about casting pointer
        to integer of different size.

2003-07-13  Kazu Hirata  <kazu@cs.umass.edu>

        * combine.c (simplify_comparison): Convert (ne (and (not X) 1) 0)
        to (eq (and X 1) 0).

2003-07-13  Andreas Jaeger  <aj@suse.de>

        * config.gcc: Add pmmintrin.h for x86_64-*-*.

2003-07-13  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (LIBCPP_DEPS): Remove coretypes.h and $(TM_H).
        (hashtable.o, line-map.o, mkdeps.o): Likewise, from dependency
        list.  Move these all together down by cpplib.

        * cpplib.h: Don't refer to MAX_WCHAR_TYPE_SIZE when determining
        definition of CPPCHAR_SIGNED_T.

        * cppcharset.c, cpperror.c, cppexp.c, cppfiles.c, cpphash.c, cppinit.c
        * cpplex.c, cpplib.c, cppmacro.c, cpppch.c, cpptrad.c, hashtable.c
        * line-map.c, mkdeps.c: Don't include coretypes.h or tm.h.

        * cpphash.c (_cpp_init_hashtable): Don't use gcc_obstack_init.
        * cppinit.c (cpp_create_reader): Likewise.

        * cpphash.h (scan_out_logical_line): Rename _cpp_scan_out_logical_line.
        * cpptrad.c: Likewise.  All callers changed.
        * cpplib.c: All callers changed.
        * c-ppoutput.c: Replace 'uchar' with 'unsigned char' throughout.
        * hashtable.h: Define GTY(x) to nothing here too.

2003-07-13  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * stor-layout.c (compute_record_mode): Remove very obsolete test
        that forces BLKmode for records with fields crossing word boundary.

2003-07-13  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in: Remove orphan reference to acconfig.h.

2003-07-13  Andreas Jaeger  <aj@suse.de>

        * cgraphunit.c: Convert prototypes to ISO C90.

2003-07-13  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/inclhack.def (avoid_wchar_t_type): Use __cplusplus bypass
        (for OpenBSD).
        * fixinc/fixincl.x: Rebuild.

2003-07-12  Zack Weinberg  <zack@codesourcery.com>

        * configure.in: Always define HAVE_AS_GOTOFF_IN_DATA for
        i?86-*-*.  Use correct name of cache variable.
        * configure: Regenerate.

2003-07-12  Kazu Hirata  <kazu@cs.umass.edu>

        * config/alpha/alpha.c: Fix comment typos.
        * config/alpha/alpha.md: Likewise.
        * config/arm/arm.c: Likewise.
        * config/arm/arm.md: Likewise.
        * config/arm/lib1funcs.asm: Likewise.
        * config/avr/avr.md: Likewise.
        * config/arm/README-interworking: Fix typos.

2003-07-12  Kazu Hirata  <kazu@cs.umass.edu>

        * c-format.c: Fix comment formatting.
        * c-typeck.c: Likewise.
        * coverage.c: Likewise.
        * cppcharset.c: Likewise.
        * cpplib.c: Likewise.
        * dbxout.c: Likewise.
        * gcov-io.h: Likewise.
        * toplev.c: Likewise.

2003-07-12  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/inclhack.def (alpha_sbrk): Note that OpenBSD needs this
        fix.

2003-07-12  Zack Weinberg  <zack@codesourcery.com>

        * aclocal.m4 (gcc_AC_CHECK_TYPE): Clone of AC_CHECK_TYPE,
        uses three-argument AC_DEFINE so no acconfig.h entries are
        needed.
        (_gcc_COMPUTE_GAS_VERSION): Also provide gcc_cv_gas_vers
        which contains the GAS version number as a scaled integer.
        (gcc_GAS_VERSION_GTE_IFELSE): Use gcc_cv_gas_vers.  Add
        ability to check for ELF assembler.
        (gcc_GAS_CHECK_FEATURE): New macro.
        * configure.in: Use gcc_AC_CHECK_TYPE.  Rewrite all
        assembler feature checks using gcc_GAS_CHECK_FEATURE.
        Use three-argument AC_DEFINE everywhere.
        * acconfig.h: Deleted.
        * config.in, configure: Regenerate.

2003-07-12  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/inclhack.def (struct_sockaddr): Avoid "fixing" sockaddr_in
        (on OpenBSD).
        * fixinc/fixincl.x: Regenerate.

        * fixinc/inclhack.def (gnu_types): Improve comment.

2003-07-12  Andreas Jaeger  <aj@suse.de>

        * fp-test.c (main): Use ISO C90 prototype.

        * version.c: Remove unneded include of ansidecl.h.

        * cgraph.h: Convert prototypes to ISO C90.
        * cgraph.c: Likewise.
        * fix-header.c: Likewise.
        * ra.h: Likewise.
        * protoize.c: Likewise.

2003-07-12  Jan Hubicka  <jh@suse.cz>

        * cgraphunit.c (cgraph_inlined_into, cgraph_inlined_calees): Fix
        warning.

2003-07-12  Jan Hubicka  <jh@suse.cz>
                               Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>

        * cgraph.c (cgraph_max_uid): New global variable.
        (cgraph_node): Set uid field.
        (create_edge): Keep inline flags consistent.
        (dump_cgraph): Dump more info.
        * cgraph.h (struct cgraph_local_info): Remove inline_many and
        can_inline_once; add inlinable, disgread_inline_limits, and self_insn
        (struct cgraph_global_info): Add insns, calls, cloned_times,
        will_be_output.
        (struct cgraph_node): Add uid.
        (struct cgraph_edge): Add inline_call.
        (cgraph_max_uid, cgraph_inline_p): Declare.
        * cgraph.c: Include params.h and fibheap.h
        (cgraph_mark_functions_to_inline_once): Kill.
        (INSNS_PER_CALL): New constant.
        (ncalls_inlined, nfunctions_inlined, initial_insns, overall_insns): New
        static variables.
        (cgraph_finalize_function): Do not analyze inlining.
        (cgraph_finalize_compilation_unit): Set inlining attributes.
        (cgraph_mark_functions_to_output): More consistency checks.
        (cgraph_optimize_function): Set current_function_decl to NULL.
        (cgraph_expand_function): Use new inline flags.
        (cgraph_postorder): Expand from cgraph_expand_functions.
        (INLINED_TIMES, SET_INLINED_TIMES): New macros.
        (cgraph_inlined_into, cgraph_inlined_callees,
        cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
        cgraph_mark_inline, cgraph_check_inline_limits,
        cgraph_default_inline_p, cgraph_decide_inling_of_small_functions,
        cgraph_decide_inlining, cgraph_inline_p): New functions.
        * params.def (PARAM_LARGE_FUNCTION_INSNS, PARAM_LARGE_FUNCTION_GROWTH,
        PARAM_INLINE_UNIT_GROWTH): New parameters.
        * tree-inline.c (struct inline_data): New field current_decl.
        (expand_call_inline): Avoid forward declarations; use
        inlinable_function_p.
        (optimize_inline_calls): Set id.current_decl.

2003-07-11  Andrew Pinski  <pinskia@physics.uc.edu>

        * configure.in: Remove wrongly added definition of
        local_prefix.
        * configure: Regenerate.

2003-07-11  Dan Nicolaescu  <dann@ics.uci.edu>

        * rtl.def (NOTE): Do not use padding.

2003-07-11  Dara Hazeghi  <dhazeghi@yahoo.com>

        * doc/install.tex: Update required binutils for i?86-*-linux*

2003-07-11  Richard Henderson  <rth@redhat.com>

        * Makefile.in (stage1_build): Force OBJS-onestep=OBJS.

2003-07-11  Mark Mitchell  <mark@codesourcery.com>

        * varasm.c (make_decl_rtl): Treat decls with a DECL_CONTEXT of
        TRANSLATION_UNIT_DECL as top_level.

2003-07-11  Jakub Jelinek  <jakub@redhat.com>

        * optabs.c (prepare_cmp_insn): Try cmpmemM first if it exists,
        then fall back to cmpstrM.
        * builtins.c (expand_builtin_memcmp): Likewise.
        * config/s390/s390-protos.h (s390_expand_cmpstr): Rename to...
        (s390_expand_cmpmem): ... this.
        * config/s390/s390.md (cmpmemdi, cmpmemsi, cmpmem_short_64,
        cmpmem_short_31, cmpmem_long_64, cmpmem_long_31): Renamed
        from cmpstr* patterns.  Rename call to s390_expand_cmpstr
        to s390_expand_cmpmem.
        * config/s390/s390.c (s390_expand_cmpstr): Rename to...
        (s390_expand_cmpstr): ... this.  Rename cmpstr* instructions
        to cmpmem*.
        * config/i370/i370.md (cmpmemsi, cmpmemsi_1): Renamed from
        cmpstr* patterns.
        * doc/md.texi (cmpstrM): Describe as String compare insn, not
        Block compare insn.
        (cmpmemM): Add.

2003-07-11  Loren James Rittle  <ljrittle@acm.org>

        * config/i386/freebsd.h (SET_ASM_OP): Remove.
        (SUBTARGET_OVERRIDE_OPTIONS): Handle TARGET_64BIT case.
        (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, DBX_REGISTER_NUMBER
         MCOUNT_NAME, SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE_SIZE): Whitespace.

2003-07-11  Richard Henderson  <rth@redhat.com>

        * function.c (assign_parms): Don't recombine complex args if
        fnargs is unchanged from orig_fnargs.
        (split_complex_args): Return args without complex before copying.
        Re-layout the modified parameters.

2003-07-11  J"orn Rennecke <joern.rennecke@superh.com>

        * regclass.c (choose_hard_reg_mode): Add third argument.
        Changed all callers.
        * rtl.h (choose_hard_reg_mode): Update declaration.
        * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes):
        Take HARD_REGNO_CALL_PART_CLOBBERED into account.

2003-07-11  Geoffrey Keating  <geoffk@apple.com>

        * c-decl.c (finish_decl): Handle 'used' here...
        * cgraphunit.c (cgraph_finalize_function): ... and here ...
        * c-common.c: (handle_used_attribute): ... not here.

        * configure.in (onstep): Support --enable-intermodule.
        * Makefile.in (OBJS-common): New.
        (OBJS-md): New.
        (OBJS-archive): New.
        (OBJS): Build from OBJS-common, OBJS-md, OBJS-archive.
        (OBJS-onestep): New.
        (libbackend.a): Support @onestep@.
        (libbackend.o): New.
        * configure: Regenerate.

        * c-common.h (c_reset_state): New prototype.
        (c_parse_file): New prototype.
        (finish_file): Move prototype from c-tree.h.
        * c-decl.c: Include <hashtab.h>.
        (builtin_decls): New.
        (current_file_decl): New.
        (duplicate_decls): Add extra parameter. Change all callers.  Don't
        output duplicate common symbols.
        (link_hash_hash): New.
        (link_hash_eq): New.
        (poplevel): Handle popping of the top level.
        (warn_if_shadowing): Handle TRANSLATION_UNIT_DECL.
        (pushdecl): Set DECL_CONTEXT to TRANSLATION_UNIT_DECL if appropriate.
        (pushdecl_top_level): Likewise.
        (redeclaration_error_message): Handle TRANSLATION_UNIT_DECL.
        (c_init_decl_processing): Create TRANSLATION_UNIT_DECL.
        (finish_decl): Handle TRANSLATION_UNIT_DECL.
        (merge_translation_unit_decls): New.
        (c_write_global_declarations): New.
        (c_reset_state): New.
        (implicitly_declare): Handle TRANSLATION_UNIT_DECL.
        * c-lang.c (LANG_HOOKS_WRITE_GLOBALS): New.
        * c-objc-common.c (c_cannot_inline_tree_fn): Handle
        TRANSLATION_UNIT_DECL.
        (c_objc_common_finish_file): Call merge_translation_unit_decls.
        * c-opts.c (in_fnames): Rename from in_fname.
        (c_common_decode_option): Handle multiple input filenames.
        (c_common_post_options): Likewise.
        (c_common_parse_file): Likewise; also, call c_parse_file rather than
        yyparse.
        * c-parse.in: Move cleanup code to c_parse_file.
        (free_parser_stacks): Move contents to c_parse_file.
        (c_parse_file): New.
        * c-tree.h (union lang_tree_node): Chain along TYPE_NEXT_VARIANT
        for integer types.
        (C_DECL_FILE_SCOPE): New.
        (finish_file): Move prototype to c-common.h.
        (merge_translation_unit_decls): New prototype.
        (comptypes): Add extra parameter to prototype.
        (c_write_global_declarations): New prototype.
        * c-typeck.c (tagged_types_tu_compatible_p): New.
        (function_types_compatible_p): Add extra parameter, change all callers.
        (type_lists_compatible_p): Likewise.
        (comptypes): Likewise.
        (struct tagged_tu_seen): New.
        (tagged_tu_seen_base): New.
        (build_unary_op): Handle TRANSLATION_UNIT_DECL.
        (c_mark_addressable): Remove #if 0 code.
        * calls.c (special_function_p): Handle TRANSLATION_UNIT_DECL, add
        comment explaining why it shouldn't have to.
        * cgraph.h (struct cgraph_node): Add chain_next and chain_prev GTY
        options.
        * cppinit.c (cpp_read_next_file): New.
        (cpp_read_main_file): Use it.
        * cpplib.c (undefine_macros): New.
        (cpp_undef_all): New.
        * cpplib.h (cpp_read_next_file): Prototype.
        (cpp_undef_all): Prototype.
        * langhooks-def.h (write_global_declarations): Remove prototype.
        * toplev.h (write_global_declarations): Add prototype.
        * tree.c (decl_type_context): Use switch statement, handle
        TRANSLATION_UNIT_DECL.
        * tree.def: Update documentation for TRANSLATION_UNIT_DECL.
        (TRANSLATION_UNIT_DECL): New kind of tree.
        * tree.h: Update documentation for TRANSLATION_UNIT_DECL.
        * Makefile.in (c-decl.o): Add $(HASHTAB_H) to dependencies.
        * doc/invoke.texi: Make attempt to document new functionality.

        2003-05-19  Per Bothner <bothner@apple.com>

        * gcc.c (combine_inputs): New.
        (process_command): Set combine_inputs.
        (do_spec_1): Handle combine_inputs.
        (main): Likewise.

2003-07-10  James E Wilson  <wilson@tuliptree.org>

        PR optimization/9745
        * loop.c (loop_iv_add_mult_emit_before): Call loop_regs_update before
        loop_insn_emit_before.
        (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.

2003-07-10  Zack Weinberg  <zack@codesourcery.com>

        * cppcharset.c: Fix comment.
        (iconv_close [!HAVE_ICONV]): #define to (void)0 to prevent warning.
        (EILSEQ): #define to EINVAL if not already defined.
        (convert_using_iconv): #if out when !HAVE_ICONV.
        (init_iconv_desc): Handle !HAVE_ICONV here...
        (cpp_init_iconv): ...not here.

2003-07-11  Neil Booth  <neil@daikokuya.co.uk>

        * common.opt: More --help messages.
        * opts.c (print_help): Use puts().
        * toplev.c (f_options): Remove help text.
        (display_help): Don't dump f_options.

2003-07-11  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/mkfixinc.sh: Drop reference to unsupported alpha-*-interix*.
        Move i?86-*-interix* to the don't-fix list.
        * fixinc/fixinc.interix: Delete with extreme prejudice.

2003-07-10  Dara Hazeghi  <dhazeghi@yahoo.com>

        PR bootstrap/10758
        * doc/install.texi: Document requirements for ia64-*-hpux* target.

2003-07-10  Roger Sayle  <roger@eyesopen.com>

        * config/ia64/hpux.h (TARGET_C99_FUNCTIONS): Define.

2003-07-10  Zack Weinberg  <zack@codesourcery.com>

        * cppcharset.c (one_utf8_to_cppchar, one_cppchar_to_utf8,
        one_utf8_to_utf32, one_utf32_to_utf8, one_utf8_to_utf16,
        one_utf16_to_utf8, conversion_loop, convert_utf8_utf16,
        convert_utf8_utf32, convert_utf16_utf8, convert_utf32_utf8,
        convert_no_conversion, convert_using_iconv): New functions.
        (APPLY_CONVERSION): New macro.
        (struct conversion, conversion_tab): New data structure.
        (init_iconv_desc): Check conversion_tab for a custom conversion
        primitive before trying to use iconv.
        (convert_cset): Deleted.
        (cpp_init_iconv): Use UTF- terminology, not UCS-.
        (_cpp_destroy_iconv): Update to match.
        (_cpp_valid_ucn): We don't need iconv to implement UCNs.
        (convert_ucn): Use one_cppchar_to_utf8 and APPLY_CONVERSION.
        (convert_escape, cpp_interpret_string): Use APPLY_CONVERSION.
        (_cpp_interpret_string_notranslate): New function, moved here
        from cpplib.c.

        * cpphash.h (convert_f, struct cset_converter): New types.
        (struct cpp_reader): narrow_cset_desc and wide_cset_desc
        are now struct cset_converter, not bare iconv_t.
        Update prototypes.
        * cpplib.c (interpret_string_notranslate): Moved to cppcharset.c;
        all callers changed.

2003-07-10  Kelley Cook  <kelleycook@wideopenwest.com>

        * Makefile.in (options.h): Depend on Makefile.  Add move-if-change
        to opts.sh command line.
        * opts.sh: Write to temporary files with a move-if-change at the end.

2003-07-10  Denis Chertykov  <denisc@overta.ru>
            Richard Kenner <kenner@vlsi1.ultra.nyu.edu>

        * combine.c (gen_binary): Handle the CLOBBER rtx and
        don't build a binary operation with it.

2003-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * gcse.c (load_kills_store, find_loads, store_killed_in_insn,
        store_killed_after, store_killed_before): Keep track of the correct
        dependency function to use.

2003-07-10  Steven Bosscher  <steven@gcc.gnu.org>
        * toplev.c (do_compile): Don't try to open dump files before
        lang_dependent_init initializes dump_base_name.

2003-07-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * config/arm/arm.c (arm_init_iwmmxt_builtins, arm_expand_builtin):
        Use ARRAY_SIZE.
        * config/frv/frv.c (frv_expand_builtin): Likewise.
        * config/sh/sh.c (sh_media_init_builtins): Likewise.

2003-07-09  Mark Mitchell  <mark@codesourcery.com>

        PR c++/10032
        * doc/invoke.texi (C++ Dialect Options): Change documentation of
        -fpermissive.

2003-07-10  J"orn Rennecke <joern.rennecke@superh.com>

        * tm.texi (RETURN_ADDR_OFFSET): Document.

2003-07-10  Nathan Sidwell  <nathan@codesourcery.com>

        * gcov-io.h: Update documentation.
        (GCOV_UNSIGNED2STRING): New.
        (GCOV_TAG_FUNCTION_LENGTH, GCOV_TAG_BLOCKS_LENGTH,
        GCOV_TAG_ARCS_LENGTH, GCOV_TAG_COUNTER_LENGTH,
        GCOV_TAG_SUMMARY_LENGTH): Adjust.
        (GCOV_TAG_BLOCKS_NUM, GCOV_TAG_ARCS_NUM,
        GCOV_TAG_COUNTER_NUM): New.
        (GCOV_BLOCK_SIZE): Number of words.
        (gcov_var): Adjust buffer type.
        * gcov-io.c (gcov_write_bytes, gcov_read_bytes): Rename to ...
        (gcov_write_words, gcov_read_words): ... here. Take a 4-byte word
        count, not byte count.
        (gcov_open): Adjust overread init.
        (gcov_allocate, gcov_write_unsigned, gcov_write_counter,
        gcov_write_string, gcov_write_tag, gcov_write_length,
        gcov_write_tag_length): Adjust.
        (gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
        (gcov_sync, gcov_seek): Adjust.
        * gcov-dump.c (print_usage): Show gcc version only.
        (dump_file): Use GCOV_UNSIGNED2STRING.
        (tag_blocks, tag_arcs, tag_counters): Use GCOV_TAG_*_NUM macros.
        * gcov.c (print_version): Show gcc version only.
        (read_graph_file): Use GCOV_UNSIGNED2STRING. Use
        GCOV_TAG_*_NUM macros.
        (read_count_file): Use GCOV_UNSIGNED2STRING. Use
        GCOV_TAG_COUNTER_LENGTH.
        * coverage.c (read_counts_file): Use GCOV_UNSIGNED2STRING.
        Use GCOV_TAG_COUNTER_NUM.
        * libgcov.c (gcov_version): Use GCOV_UNSIGNED2STRING.
        (__gcov_merge_single, __gcov_merge_delta): Use GCOV_CHECK.

2003-07-10  Andreas Schwab  <schwab@suse.de>

        * gcov-dump.c (dump_file): Fix missing address operator.

2003-07-10  Kazu Hirata  <kazu@cs.umass.edu>

        PR c/11449
        * fold-const.c (sign_bit_p): Return EXP if VAL is the sign bit
        of HOST_WIDE_INT.
        (fold_single_bit_test): If sign_bit_p() fails, assume that the
        bit being tested is not a sign bit.

2003-07-10  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (a peephole2): New.

2003-07-10  Alexandre Oliva  <aoliva@redhat.com>

        2001-12-13  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/linux.h (LINK_SPEC): Rename the dynamic linker
        from ld-linux.so.2 to ld.so.1.
        2001-11-18  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/linux.h (LINK_SPEC): -lpthread, not -lthread.
        * config/mn10300/linux.h (LINK_SPEC): Don't handle -Wl,-rpath
        nor -Wl,-rpath-link.
        (LIB_SPEC): Add -rpath-link if !static.
        2001-08-22  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.c (mn10300_protect_label): New
        variable.
        * config/mn10300/linux.h (PRINT_OPERAND,
        PRINT_OPERAND_ADDRESS): Set it during their execution.
        (ASM_OUTPUT_LABELREF): Output `+' before symbol name if
        mn10300_protect_label is set.
        * config/mn10300/linux.h (LINK_SPEC): Recognize -Wl,-rpath and
        -Wl,-rpath-link.
        (LIB_SPEC, STARTFILE_SPEC): Define.
        2001-05-11  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/t-linux (dp-bit.c, fp-bit.c): Don't define
        FLOAT_BIT_ORDER_MISMATCH.
        2001-05-09  Alexandre Oliva  <aoliva@redhat.com>
        * config.gcc (am33_2.0-*-linux*): Added.
        * config/mn10300/linux.h: New.
        * config/mn10300/t-linux: New.

2003-07-10  Andreas Jaeger  <aj@suse.de>

        * fold-const.c: Properly wrap prototypes.

2003-07-09  Alexandre Oliva  <aoliva@redhat.com>

        2003-06-16  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter):
        Moved from...
        * config/mn10300/mn10300.md (GOTaddr2picreg): ... here.
        * config/mn10300/mn10300.h: GTY-declare it.
        2003-06-11  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.c (mn10300_encode_section_info): Fix
        prototype.  Use incoming RTL argument.
        2002-12-12  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.md (int_label): Move C statements...
        (GOTaddr2picreg): ... here.
        2002-08-15  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.h (ENCODE_SECTION_INFO): Move...
        * config/mn10300/mn10300.c (mn10300_encode_section_info):
        ... here.  New function.
        (TARGET_ENCODE_SECTION_INFO): Define to it.
        2001-11-04  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.md (builtin_setjmp_receiver): Fix typo in
        pattern name.
        (mn10300_loadPC): Define as insn splittable after reload.
        2001-05-13  Alexandre Oliva  <aoliva@redhat.com>
        * config/sh/mn10300.h (JUMP_TABLES_IN_TEXT_SECTION): Let them
        be defined in .rodata even in PIC, now that the assembler
        supports that.
        2001-05-09  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.h (GOT_SYMBOL_NAME): Don't let the
        symbol take an underscore prefix.
        2001-04-14  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300-protos.h (legitimate_pic_operand_p,
        legitimize_pic_address): Declare.
        * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Mark
        the PIC register as fixed.
        (EXTRA_CONSTRAINT): Match UNSPEC_PLT and UNSPEC_PIC for 'S'.
        (GO_IF_LEGITIMATE_ADDRESS): Require legitimate_pic_operand for
        PIC.
        (LEGITIMATE_PIC_OPERAND_P): Define.
        (PIC_OFFSET_TABLE_REGNUM): Define.
        (GOT_SYMBOL_NAME): Define.
        (SYMBOLIC_CONST_P): Define.
        (ENCODE_SECTION_INFO): Use SYMBOL_REF_FLAG to mark local
        symbols.
        (MN10300_GLOBAL_P): Test it.
        (OUTPUT_ADDR_CONST_EXTRA): Handle PIC-related unspecs.
        (JUMP_TABLES_IN_TEXT_SECTION): Enable for PIC.
        * config/mn10300/mn10300.c (print_operand): Handle unspec.
        (expand_prologue): Set PIC register.
        (call_address_operand): Don't match SYMBOL_REFs in PIC.
        (legitimize_address): Call legitimize_pic_address.
        (legitimize_pic_address): New fn.
        (legitimate_pic_operand_p): New fn.
        * config/mn10300/mn10300.md (PIC_REG, SP_REG): New constants.
        (UNSPEC_INT_LABEL, UNSPEC_PIC, UNSPEC_GOT, UNSPEC_GOTOFF,
        UNSPEC_PLT): New constants.
        (pop_pic_reg): New insn.
        (movsi): Adjust non-PIC addresses.
        (builtin_setjmp_receiver): Restore the PIC register.
        (casesi): New insn.
        (call): Adjust non-PIC addresses.
        (int_label, GOTaddr2picreg): New expands.
        (am33_loadPC): New insn.
        (mn10300_loadPC): New expand.
        (call_next_insn): New insn.
        (add_GOT_to_pic_reg): New expand.
        (symGOT2reg, symGOT2reg_i): New expands.
        (symGOTOFF2reg, symGOTOFF2reg_i): New expands.
        (sym2PIC, sym2PLT): New expands.

2003-07-09  Alexandre Oliva  <aoliva@redhat.com>

        * config/mn10300/mn10300.h (PREDICATE_CODES): Define.
        2001-05-01  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.md (sqrtsf2): flag_fast_math was renamed
        to flag_unsafe_math_optimizations.
        2001-04-14  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.c (expand_prologue): Mark
        FP-register-saving insns as frame-related.
        2001-02-13  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.c
        (mn10300_get_live_callee_saved_regs): Don't search past
        LAST_EXTENDED_REGNUM.
        (mn10300_gen_multiple_store, store_multiple_operation): Likewise.
        * config/mn10300/mn10300.md: Remove excessive line breaks from
        `@' output patterns that were accounted as additional
        alternatives.
        * config/mn10300/mn10300.md, config/mn10300/mn10300.c:
        Re-introduce changes accidentally removed in Richard Sandiford's
        2000-12-05's patch.
        * config/mn10300/t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
        Re-instate am33-2 lost in merge from net GCC.
        2000-08-26  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Added
        floating-point registers.
        2000-08-07  Alexandre Oliva  <aoliva@redhat.com>
        * config/mn10300/mn10300.md (movdf): Revert some am33-specific
        pessimizations that had gone in on 2000-05-08.
        2000-06-28  Graham Stott  <grahams@cygnus.co.uk>
        * config/mn10300/mn10300.h (REG_CLASS_CONTENTS): Fix typo.
        2000-06-22  Graham Stott  <grahams@cygnus.co.uk>
        * config/mn10300/mn10300.md (movqi): Use nonimmediate_operand for
        operand 0.
        * (movhi): Likewise.
        * (movsi): Likewise.
        * (movsf): Likewise.
        * (movdi): Likewise.
        * (movdf): Likewise.
        2000-05-24  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.c (fp_regs_to_save): New function.
        (can_use_return_insn, initial_offset): Add fp_regs_to_save.
        (expand_prologue, expand_epilogue): Save and restore FP regs.
        2000-05-20  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.md (movdi, movdf): 64-bit clean-up.
        2000-05-13  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.md (abssf2, negsf2, rsqrtsf2, addsf3,
        subsf3, mulsf3, divsf3, fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4):
        Do not clobber cc0.
        2000-05-12  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.md (abssf2, negsf2, rsqrtsf2):
        Discourage the two-argument, longer opcodes.
        (addsf3, subsf3, mulsf3, divsf3): Likewise for three-argument
        ones.
        * config/mn10300/mn10300.h (struct mn10300_cc_status_mdep): New.
        (CC_STATUS_MDEP, CC_STATUS_MDEP_INIT): Define.
        * config/mn10300/mn10300.md (cmpsf): New pattern.
        (branch): Test mdep.fpCC and output fbCC.
        * config/mn10300/mn10300.c (print_operand): Output conditions.
        (notice_cc_update): Recognize fcmp and set mdep.fpCC.
        2000-05-10  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.md (movsf, movdf, addsf3, subsf3,
        mulsf3, divsf3): Use the `F' constraint for FP values.
        * config/mn10300/mn10300.c (const_1f_operand): New function.
        * config/mn10300/mn10300-protos.h (const_1f_operand): Declare.
        * config/mn10300/mn10300.md (sqrtsf2): New expand.
        (rsqrtsf2): New insn.
        2000-05-09  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.md (movdf): Oops, I missed it in my
        previous check-in.
        2000-05-08  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.md (abssf2, negdf2): On
        TARGET_AM33_2, expand to...
        (abssf2_am33_2, negdf2_am33_2): New insns.
        (addsf3, subsf3, mulsf3, divsf3): Likewise.
        (fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4): Likewise.
        * config/mn10300/mn10300.md (movqi, movhi, movsi, movsf,
        movdi, movdf): Added FP regs.
        * invoke.texi (-mam33-2, -mno-am33-2): Document.
        2000-04-29  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.h (FIRST_FP_REGNUM, LAST_FP_REGNUM):
        New macros.
        (REGNO_AM33_2_FP_P): Renamed to...
        (REGNO_FP_P): Redefine in terms of FIRST_* and LAST_*.
        (CONDITIONAL_REGISTER_USAGE, REGNO_REG_CLASS): Likewise.
        2000-04-27  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.h (REG_CLASS_CONTENTS): Remove FP
        regs from GENERAL_REGS.
        2000-04-27  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.h (REGNO_AM33_2_FP_P): New macro.
        * config/mn10300/mn10300.c (mn10300_address_cost): Added FP_REGS.
        * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Added FP_REGS.
        2000-04-23  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.h (CLASS_CANNOT_CHANGE_SIZE): Defined
        as FP_REGS.
        2000-04-21  Alexandre Oliva  <aoliva@cygnus.com>
        * config/mn10300/mn10300.h (OK_FOR_Q): New macro.
        (EXTRA_CONSTRAINT): Added OK_FOR_Q.
        * config/mn10300/mn10300.c (secondary_reload_class): Adjust.
        * config/mn10300/mn10300.c (print_operand): Support `D' for doubles.
        * config/mn10300/mn10300.h (FIRST_PSEUDO_REGISTER): Adjust.
        (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER): Added
        AM33/2.0 floating-point registers.
        (CONDITIONAL_REGISTER_USAGE): Adjust.
        (enum reg_class, REG_CLASS_NAMES): Added FP_REGS and FP_ACC_REGS.
        (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Adjust.
        (REG_CLASS_FROM_LETTER): Added `f' and `A'.
        (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust.
        * config/mn10300/t-mn10300 (MULTILIB_OPTIONS): Added am33-2.
        (MULTILIB_DIRNAMES): Likewise.
        * config/mn10300/mn10300.h (CPP_SPEC): Define `__AM33__=2' and
        `__AM33_2__' when `-mam33-2' is given.
        (TARGET_AM33_2): Define.
        (TARGET_SWITCHES): Adjust.
        * config/mn10300/mn10300.c (asm_file_start): Print `.am33_2'
        when appropriate.

2003-07-09  Matt Kraai  <kraai@alumni.cmu.edu>

        * doc/install.texi: Add missing @.

2003-07-09  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.h (CRT_CALL_STATIC_FUNCTION): Define.

2003-07-09  Aldy Hernandez  <aldyh@redhat.com>

        PR/11144
        * config/i386/i386.c (ix86_function_arg_boundary): Remove abort.

2003-07-09  Nathanael Nerode  <neroden@gcc.gnu.org>

        PR bootstrap/11043
        * config/arc/t-arc: Replace bogus references to "x-crtinit.o",
        "x-crtfini.o" with "crtinit.o", "crtfini.o".

        * fixinc/inclhack.def (limits_ifndefs): Add select test.
        * fixinc/fixincl.x: Rebuild.

        * fixinc/inclhack.def (math_exception):  Improve bypass and comment.
        * fixinc/fixincl.x: Rebuild.

2003-07-09  Hans-Peter Nilsson  <hp@bitrange.com>

        * doc/install.texi (Configuration): Document the valgrind option
        to --enable-checking.

2003-07-09  Jan Hubicka  <jh@suse.cz>

        * objc-lang.c (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): New.

2003-07-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * c-lex.c (cb_ident): Cast cstr.text to const char *.

2003-07-09  Nathan Sidwell  <nathan@codesourcery.com>

        * gcov-io.h: Update documentation.
        (GCOV_GRAPH_SUFFIX, GCOV_GRAPH_MAGIC): Rename to GCOV_NOTE_SUFFIX,
        GCOV_NOTE_MAGIC.
        (GCOV_DATA_SUFFIX, GCOV_NOTE_SUFFIX): Update.
        (GCOV_DATA_MAGIC, GCOV_NOTE_MAGIC): Make non-palindromic.
        (struct gcov_var): Change buffer's type. Add endian flag.
        (gcov_open): Remove mode in libgcov.
        (gcov_magic): Prototype.
        * gcov-io.c (from_file): New.
        (gcov_open): Clear endian flag.
        (gcov_magic): New.
        (gcov_write_bytes, gcov_read_bytes): Return gcov_unsigned_t
        pointers.
        (gcov_write_unsigned, gcov_write_counter, gcov_write_string,
        gcov_write_tag, gcov_write_length, gcov_write_tag_length): Update.
        (gcov_read_unsigned, gcov_read_counter, gcov_read_string): Update.
        * gcov-iov.c (main): Correct cast.
        * coverage.c (read_counts_file): Use gcov_magic. Remove endianness
        conversion.
        (gcov_begin_output): Use GCOV_NOTE_MAGIC.
        (coverage_init): Use GCOV_NOTE_SUFFIX.
        * libgcov.c (gcov_version_mismatch): Remove endianness conversion.
        Rename to gcov_version, and return flag.
        (gcov_exit): Use gcov_version.
        (__gcov_init): Use gcov_version.
        * Makefile.in (coverageexts): Update.
        * gcov.c (print_version): Remove endianness conversion.
        (create_file_names): Use GCOV_NOTE_SUFFIX.
        (read_graph_file): Use gcov_magic.
        (read_count_file): Likewise.
        * gcov-dump.c (dump_file): Remove endianness conversion, use
        gcov_magic.

2003-07-09  Nathan Sidwell  <nathan@codesourcery.com>

        * configure.in (BUILD_PREFIX, BUILD_PREFIX_1): Set if enable
        coverage is on.
        * configure: Regenerated.
        * Makefile.in (ALL_CFLAGS): Correct its comment.

2003-07-08  Mark Mitchell  <mark@codesourcery.com>

        * fold-const.c (make_range): Do not access operand 1 for a
        zero-operand operator.

2003-07-09  Neil Booth  <neil@daikokuya.co.uk>

        * toplev.c (warn_dummy, W_options): Die.
        (display_help): Don't print W_options.
        * common.opt: Add W_options help from toplev.c.

2003-07-09  Andreas Jaeger  <aj@suse.de>

        * opts.c (wrap_help): Only pass int arguments as arguments to
        printf's '*' modifier.  Change argument of function.

2003-07-08  Matt Kraai  <kraai@alumni.cmu.edu>

        * doc/invoke.texi: Fix misspelling of "@item".

2003-07-08  Kazu Hirata  <kazu@cs.umass.edu>

        * config/i386/i386.md: Remove an old comment about
        NOTICE_UPDATE_CC.

2003-07-09  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (cgraph_node_name): New function.
        (dump_cgraph): Use it.
        * cgraph.h (cgraph_dump_file): Declare.
        (cgraph_node_name): Declare.
        * cgraphunit.c: Include timevar.h
        (cgraph_finalize_compilation_unit): Use timevar; reorganize dumps.
        (cgraph_optimize_function): Use TV_INTEGRATION.
        (cgraph_mark_local_functions): reorganize dumps.
        (cgraph_mark_functions_to_inline_once): Likewise.
        (cgraph_optimize): Likewise; use timevar.
        * timevar.def (TV_CGRAPH, TV_CGRAPHOPT): New.
        * toplev.c (dump_file_index): Add DFI_cgraph.
        (dump_file_info): Likewise.
        (cgraph_dump_file): New global variable.
        (do_compile): Open and close cgraph dump.
        * invoke.texi (-d): Document new flag; renumber.

2003-07-08  Roger Sayle  <roger@eyesopen.com>

        PR c/11370
        * calls.c (emit_call_1): Don't bother popping the arguments off of
        the stack after a noreturn function call;  The adjustment is dead.
        (expand_call): Likewise.

2003-07-08  Geoffrey Keating  <geoffk@apple.com>

        * expr.c (MOVE_MAX_PIECES): Move from here...
        * defaults.h (MOVE_MAX_PIECES): ... to here.

2003-07-08  Matt Kraai  <kraai@alumni.cmu.edu>

        * Makefile.in (stage1-start): Handle an empty SUBDIRS.

2003-07-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * genattr.c (internal_dfa_insn_code): Don't prototype.
        * genattrtab.c (attr_desc): Add `static_p' field.
        (expand_units): Make blockage range and ready cost functions
        static.
        (write_attr_get): Don't add extern prototypes in C file.  Mark
        static functions as appropriate.
        (find_attr, make_internal_attr): Initialize static_p.
        * genattrtab.h (ATTR_STATIC): New macro.
        * genautomata.c (output_internal_reset_func): Mark output function
        as inline.
        (make_internal_dfa_insn_code_attr): Mark output function as static.

2003-07-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * genattrtab.h: Add new macros for attr `special' flags.
        * genattrtab.c (attr_desc): Reorder/resize fields better.
        Use attr `special' macros in all calls to make_internal_attr.
        * genautomata.c: Likewise.

2003-07-09  Jan Hubicka  <jh@suse.cz>

        * c-common.c (c_estimate_num_insns_1): New static function.
        (c_estimate_num_insns): New global function.
        * c-common.h (DECL_NUM_STMTS): Rename to...
        (DECL_ESTIMATED_INSNS): ... this.
        (c_estimate_num_insns): Declare.
        * c-decl.c (duplicate_decls): Use DECL_ESTIMATED_INSNS.
        * c-lang.c (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): New.
        * c-semantics.c (add_stmt): Do not account statements.
        * langhooks-def.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS):
        New.
        * langhooks.h (lang_hooks_for_tree_inlining): Add
        estimate_num_insns
        * params.def (max-inline-insns-auto, max-inline-insns-auto): set
        to 100.
        (max-inline-insns): set to 300.
        (min-inline-insns): set to 10.
        * tree-inline.c (struct inline_data): Rename inlined_stmts to
        inlined-insns.
        (INSNS_PER_STMT): Kill.
        (inlinable_function_p): Compute and store body size.
        (expand_call_inline): Likewise.
        (optimize_inline_calls): Likewise.

2003-07-08  James E Wilson  <wilson@tuliptree.org>

        PR target/10021
        * emit-rtl.c (set_mem_attribute_minus_bitpos): When handle ARRAY_REF,
        loop over new variable t2 instead of t.

2003-07-08  Danny Smith  <dannysmith@users.sourceforge.net>

        PR bootstrap/11455
        * config/i386/winnt.c: Replace use of error(), warning() with
        error_with_decl(), warning_with_decl(),  throughout.

2003-07-08  Neil Booth  <neil@daikokuya.co.uk>

        * opts.c (wrap_help): Use unsigned int, not size_t.

2003-07-08  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.h (HAVE_AS_DWARF2_DEBUG_LINE): Don't define
        as .file/.loc directives are incompatible with linker relaxation.

2003-07-08  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (fixinc.sh): Remove gnu-regex.[ch] from dependencies.
        * fixinc/Makefile.in: Remove all references to gnu-regex.[och].
        * fixinc/fixfixes.c, fixinc/fixincl.c, fixinc/fixlib.c
        * fixinc/fixtests.c: Use xregexec not regexec, xregcomp not regcomp.
        * fixinc/fixlib.h: Include xregex.h not gnu-regex.h.
        * fixinc/inclhack.def (hpux10_cpp_pow_inline, hpux11_cpp_pow_inline):
        Escape { and } characters which are not part of range expressions.
        * fixinc/fixincl.x: Regenerate.
        * fixinc/gnu-regex.c, fixinc/gnu-regex.h: Delete file.

2003-07-08  Steven Bosscher  <steven@gcc.gnu.org>

        PR c/1687
        * tree-inline.c (find_alloca_call): Use
        walk_tree_without_duplicates, instead of walk_tree.
        (find_builtin_longjmp_call): Likewise.
        * c-objc-common.c (c_cannot_inline_fn): Likewise.
        * c-semantics.c (find_reachable_label): Likewise.

2003-07-08  Jakub Jelinek  <jakub@redhat.com>

        PR c/11420
        * config/i386/i386.c (ix86_check_movabs): New function.
        * config/i386/i386-protos.h (ix86_check_movabs): New prototype.
        * config/i386/i386.md (movabs[shqd]i_1_rex64): Kill broken alternative.
        (movabs[shqd]i_[12]_rex64): Add ix86_check_movabs check to conditions.

2003-07-08  Chris Demetriou  <cgd@broadcom.com>

        * Makefile.in (install-po): Cope with empty CATALOGS.

2003-07-08  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/elf64.h (TARGET_ASM_UNIQUE_SECTION): Delete.
        (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
        (SECTION_FUNCTION_TEMPLATE): Delete.
        * config/mips/elf.h: As for elf64.h.
        (ASM_OUTPUT_ALIGNED_BSS): Use named_section rather than sbss_section.
        * config/mips/linux.h: As for elf.h
        * config/mips/iris6gld.h (TARGET_ASM_UNIQUE_SECTION): Delete.
        * config/mips/iris6.h (EXTRA_SECTIONS): Delete.
        (EXTRA_SECTION_FUNCTIONS): Remove sdata_section.  Remove the handling
        of in_sdata from current_section_name and current_section_flags.
        * config/mips/iris6gld.h (TARGET_ASM_UNIQUE_SECTION): Delete.
        * config/mips/mips.h (sdata_section, sbss_section): Remove prototypes.
        (MASK_GP_OPT, TARGET_GP_OPT): Delete.
        (MASK_NO_FUSED_MADD): Use MASK_GP_OPT's old value.
        (TARGET_SWITCHES): Neuter gpOPT, gpopt, no-gpOPT and no-gpopt.
        (SMALL_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
        * config/mips/mips.c (TARGET_IN_SMALL_DATA_P): Override.
        (TARGET_SECTION_TYPE_FLAGS): Override if TARGET_IRIX6.
        (mips_classify_symbol): Use SYMBOL_REF_SMALL_P.
        (override_options): Remove setting of MASK_GPOPT.
        (mips_output_external): Use mips_in_small_data_p to check whether a
        symbol needs an .extern directive.  Don't emit such directives for
        TARGET_EXPLICIT_RELOCS.
        (mips_declare_object): Update accordingly.
        (mips_select_rtx_section): Call named_section rather than
        SMALL_DATA_SECTION.
        (mips_select_section): Use default_elf_section_section for everything
        except .text string constants.
        (mips_in_small_data_p): New function.
        (mips_encode_section_info): Remove small data handling.
        (mips_unique_section): Delete.
        (iris6_section_type_flags): New function.
        * doc/tm.texi: Remove documentation of -mgpopt and -mhalf-pic.

2003-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR Target/11453
        * pa.md: Disparage all mtsar constraints.
        (extzv, extv, insv): Don't fail on length of {32|64}.

2003-07-08  Zack Weinberg  <zack@codesourcery.com>

        * system.h: Poison MAP_CHARACTER.
        * config/i370/i370-protos.h (mvs_map_char): Delete.
        * config/i370/i370.c (ascebc, ebcasc, mvs_map_char): Delete.
        * config/i370/i370.h (MAP_CHARACTER): Delete definition.
        (ASM_OUTPUT_ASCII): Don't use MAP_CHARACTER.

2003-07-08  Danny Smith  <dannysmith@users.sourceforge.net>

        * toplev.c (randomize): Correct call to time().

2003-07-08  Jakub Jelinek  <jakub@redhat.com>

        * unroll.c (reg_dead_after_loop): Check for reg in REG_EQUAL and
        REG_EQUIV notes as well.

2003-07-08  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/md.texi: Fix the description of addmodecc.

2003-07-07  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (top_builddir): Set to "..", not ".".
        (INTLLIBS, INTLDEPS): Delete.
        (LIBINTL, LIBINTL_DEP, LIBICONV_DEP): New variables to be substituted.
        (LIBDEPS): Add $(LIBICONV_DEP).
        (LIBS): Take out $(INTLLIBS), add $(LIBINTL) and $(LIBICONV).
        (INCLUDES): Replace -I../intl with @INCINTL@.
        ($(top_builddir)/intl/libintl.a): Delete rule.
        (stage2-start, stage3-start, stage4-start, stageprofile-start,
        stagefeedback-start): Use $$ for variable to be evaluated by
        shell, not make.
        * acconfig.h (ENABLE_NLS, HAVE_CATGETS, HAVE_GETTEXT,
        HAVE_LC_MESSAGES, HAVE_STPCPY): Delete.
        * aclocal.m4: sinclude ../config/progtest.m4.  Add
        contents of lcmessage.m4 from gettext distro.
        * configure.in: Check for wchar.h and setlocale.  Set
        LIBICONV_DEP to the empty string and substitute it.
        Call AM_LC_MESSAGES.  Delete AC_ARG_ENABLE for --enable-nls;
        this is handled elsewhere.  Use ZW_GNU_GETTEXT_SISTER_DIR,
        not CY_GNU_GETTEXT.  Clear $LIBICONV if its text is included
        in $LIBINTL, to avoid linking it twice.
        * configure, config.in: Regenerate.

2003-07-08  Nathanael Nerode  <neroden@gcc.gnu.org>

        * fixinc/mkfixinc.sh: Remove winnt support.
        * fixinc/fixinc.winnt: Delete with extreme prejudice.

2003-07-08  Neil Booth  <neil@daikokuya.co.uk>

        * Makefile.in: Update.
        * c-opts.c (c_common_handle_option): opt_text now contains the '-'.
        * c.opt: Update documentation.
        * common.opt: Add some help text.
        * opts.c: Include intl.h.
        (wrap_help, print_help): New.
        (find_opt, handle_option, common_handle_option): opt_text now
        contains the '-'.  Use print_help to output help.
        * opts.h (struct cl_option): New member "help".
        * opts.sh: Update to handle help text output and to prepend
        options with '-'.
        * toplev.c (display_help): Remove some help text.

2003-07-07  David Edelsohn  <edelsohn@gnu.org>
            Fariborz Jahanian  <fjahanian@apple.com>

        * configure.in: Test for PowerPC mfcr field support in assembler.
        * config.in, configure: Regenderated.

        * config/rs6000/power4.md: Add mfcrf reservation.
        * config/rs6000/rs6000-protos.h (mfcr_operation): Declare.
        * config/rs6000/rs6000.c (mfcr_operation): Define.
        (print_operand): Add 'Q' case for mfcrf.
        * config/rs6000/rs6000.h (TARGET_MFCRF): New.
        * config/rs6000/rs6000.md (attribute "type"): Add mfcrf.
        (movcc_internal1): Emit optional field operand for mfcr and set
        "type" attribute appropriately.
        (mfcr SCC): Likewise.
        (movesi_from_cr_one): New.

2003-07-07  Roger Sayle  <roger@eyesopen.com>

        * config/i386/i386.md: Correct check-in of incorrect version.

2003-07-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * bitmap.c (debug_bitmap_file): Merge uses of HOST_PTR_PRINTF with
        adjacent stdio calls.
        * c-decl.c (c_print_identifier): Likewise.
        * mips-tfile.c (write_varray, write_object, allocate_cluster): Likewise.
        * print-rtl.c (print_rtx): Likewise.
        * print-tree.c (print_node_brief, print_node): Likewise.
        * system.h (HOST_PTR_PRINTF): Ensure we have a literal string.

        * configure.in (AC_COMPILE_CHECK_SIZEOF): Check for `void *'.
        * config.in, configure: Regenerated.

2003-07-07  Roger Sayle  <roger@eyesopen.com>

        PR target/10979
        * config/i386/i386.md (atan2df3, atan2sf3, atan2xf3, atan2tf3):
        Changed to define_expand patterns that copy operand[1] to prevent
        it from being clobbered before emitting an atan2?f3_1 insn.
        (atan2df3_1, atan2sf3_1, atan2xf_1, atan2tf3_1): New define_insn
        patterns that actually specify the behaviour of x87's FPATAN.

2003-07-07  Jakub Jelinek  <jakub@redhat.com>

        * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Remove bogus
        clearing of SYMBOL_FLAG_LOCAL bit.
        If vcall_offset fits into signed 16-bit immediate, use
        one instruction for both addition and load.

2003-07-07  Neil Booth  <neil@daikokuya.co.uk>

        * opts.c (common_handle_option): Correct handling of the
        -falign- switches that do and don't take an argument.

2003-07-07  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (pushqi1_h8300hs): Revert my patch
        today.
        (pushhi1_h8300hs): Likewise.

2003-07-07  Andreas Jaeger  <aj@suse.de>

        * genextract.c: Convert remaining prototypes to ISO C90.

        * cpplex.c (_cpp_free_buff): Convert prototype to ISO C90.
        * fold-const.c (fold_single_bit_test): Likewise.
        * diagnostic.c (default_diagnostic_finalizer): Likewise.
        * cfgrtl.c (rtl_redirect_edge_and_branch): Likewise.

        * gengtype.c (write_array): Generate ISO C90 prototypes.

        * genflags.c (gen_proto): Generate ISO C90 prototypes.

2003-07-07  Roger Sayle  <roger@eyesopen.com>

        PR optimization/11059
        * expr.c (can_store_by_pieces): Return true if length is zero.
        (store_by_pieces): If length is zero and endp is two, abort,
        othwerise, if length is zero and endp is not two, return "to".
        (clear_by_pieces): Do nothing if length is zero.
        (clear_storage): Do nothing if length is zero.
        (store_constructor): Simplify code when size is zero, or the
        target has already been cleared.  This avoids emitting a
        blockage instruction when initializing empty structures.

2003-07-07  Andreas Jaeger  <aj@suse.de>

        * mips-tfile.c: Convert prototypes to ISO C90.
        * mips-tdump.c: Convert prototypes to ISO C90.

2003-07-07  Nathan Sidwell  <nathan@codesourcery.com>

        * rtl.h (emit_line_note): Take a location_t.
        (emit_line_note_force): Remove.
        (set_file_and_line_for_statement): Take a location_t.
        * tree.g (emit_line_note): Take a location_t.
        * emit-rtl.c (emit_line_note): Take a location_t.
        (emit_line_note_force): Remove.
        * function.c (init_function_start): Adjust emit_line_note call.
        (expand_function_end): Use force_next_line_note, not
        emit_line_note_force.
        * c-parse.in (maybe_type_qual): Adjust emit_line_note calls.
        * c-semantics.c (genrtl_do_pushlevel, genrtl_goto_stmt,
        genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
        genrtl_while_stmt, genrtl_do_stmt_1, genrtl_return_stmt,
        genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt,
        genrtl_continue_stmt, genrtl_switch_stmt,
        genrtl_asm_stmt): Likewise.
        * expr.c (expand_expr): Likewise.
        * integrate.c (expand_inline_function): Likewise.
        * stmt.c (set_file_and_line_for_stmt): Take a location_t.
        (expand_decl_init): Adjust emit_line_note call.

2003-07-07  Dale Johannesen  <dalej@apple.com>

        * config/rs6000/darwin-tramp.asm:  Fix trampolines.  PR 10900.

2003-07-07  Andreas Jaeger  <aj@suse.de>

        * config/i386/i386-protos.h: Convert prototypes to ISO C90.
        * config/i386/i386.c: Likewise.

2003-07-07  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Use gen_int_mode instead of
        GEN_INT (trunc_int_for_mode (...)).

2003-07-07  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (pushqi1_h8300hs): Optimize by pushing
        2 bytes and then subtract 2 from the stack pointer.
        (pushhi1_h8300hs): Likewise.

2003-07-07  Nathan Sidwell  <nathan@codesourcery.com>

        * configure.in (enable_coverage): Remove -DSELF_COVERAGE, add
        -frandom-seed.
        * configure: Regenerated.
        * Makefile.in: Remove extraneous comment.
        * toplev.c (randomize): Protect against potential multiple calls.
        * doc/invoke.texi (-frandom-seed): Document use for in coverage
        files.

2003-07-07  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
            Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/11198
        * alias.c (objects_must_conflict_p): Return 1 if the types have
        the same alias set, not if the alias sets only conflict.

2003-07-07  Andrew Pinski  <pinskia@physics.uc.edu>

        * cppcharset.c (ICONV_CONST): Define iff !HAVE_ICONV.
        (convert_cset): Change inbuf to type ICONV_CONST char.
        * Makefile.in (LIBS): Add LIBICONV.

        * doc/invoke.texi (-falign-functions): Document that
        when n is zero then a machine-dependent default is used.
        (-falign-labels): Document that when n is zero then a
        machine-dependent default is used and that -falign-labels =1
        is equivalent to -fno-align-labels.
        (-falign-loops): Likewise.
        (-falign-jumps): Likewise.

2003-07-06  Art Haas  <ahaas@airmail.net>

        * f/global.c (ffeglobal_type_string_): Fix obsolete GCC array
        initializer syntax.

2003-07-06  James E Wilson  <wilson@tuliptree.org>

        PR optimization/9812
        * rtl.h (mem_for_const_double): Delete prototype.
        * varasm.c (mem_for_const_double): Delete function.
        * config/m68k/hp320.h, config/m68k/linux.h, config/m68k/m68kelf.h,
        config/m68k/m68kv4.h, config/m68k/netbsd-elf.h
        (LEGITIMATE_PIC_OPERAND_P): Delete duplicate definitions.
        * config/m68k/m68k.h (LEGITIMATE_CONSTANT_P): Disallow XFmode.
        (LEGITIMATE_PIC_OPERAND_P): Delete CONST_DOUBLE tests.
        * config/m68k/m68k.md (movxf): Add reload_in_progress guard.  Add
        comment about confused support for XFmode constants.

2003-07-07  Jan Hubicka  <jh@suse.cz>

        * cfglayout.c (fixup_reorder_chain): Call delete_dead_jumptables.

2003-07-06  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c: Fix comment typos.
        * config/h8300/h8300.md: Likewise.
        * config/i386/athlon.md: Likewise.
        * config/i386/i386.c: Likewise.
        * config/i386/pentium.md: Likewise.
        * config/ia64/ia64.c: Likewise.
        * config/ia64/itanium1.md: Likewise.
        * config/ia64/itanium2.md: Likewise.
        * config/m32r/m32r.md: Likewise.
        * config/m68hc11/m68hc11.c: Likewise.
        * config/mcore/mcore.c: Likewise.
        * config/mips/sr71k.md: Likewise.
        * config/mips/t-iris5-as: Likewise.
        * config/mmix/mmix.h: Likewise.
        * config/ns32k/ns32k.h: Likewise.
        * config/ns32k/NOTES: Fix a typo.

2003-07-06  Andreas Jaeger  <aj@suse.de>

        * stmt.c: Convert remaining prototypes to ISO C90.
        * cfglayout.c: Likewise.
        * dbxout.c: Likewise.
        * gcc.c: Likewise.
        * genemit.c: Likewise.

        * basic-block.h: Convert prototypes to ISO C90.
        * c-parse.in: Likewise.
        * c-pragma.h: Likewise.
        * c-typeck.c: Likewise.
        * cfghooks.h: Likewise.
        * cfgloopanal.c: Likewise.
        * dbxout.h: Likewise.
        * debug.h: Likewise.
        * dwarf2asm.h: Likewise.
        * gcov.c: Likewise.
        * gengtype-lex.l: Likewise.
        * sched-int.h: Likewise.
        * timevar.c: Likewise.

2003-07-06  Neil Booth  <neil@daikokuya.co.uk>

        * c-common.h (c_comon_handle_filename,
        c_common_missing_arguement): New.
        * c-lang.c (LANG_HOOKS_HANDLE_FILENAME,
        LANG_HOOKS_MISSING_ARGUMENT): New.
        * c-opts.c (missing_arg): Rename c_common_missing_argument,
        update to be an appropriate langhook.
        (c_common_handle_option): Don't handle filenames.
        (c_common_handle_filename): New.
        * hooks.c (hook_void_constcharptr,
        hook_bool_constcharptr_size_t_false): New.
        * hooks.h (hook_void_constcharptr,
        hook_bool_constcharptr_size_t_false): New.
        * langhooks-def.h (LANG_HOOKS_HANDLE_FILENAME,
        LANG_HOOKS_MISSING_ARGUMENT): New.
        (LANG_HOOKS_INITIALIZER): Update.
        * langhooks.h (struct lang_hooks): Add handle_filename and
        missing_argument.
        * opts.c (handle_option): Don't handle filenames here, but ...
        (handle_options): ... here.
        (common_handle_option): Don't handle missing arguments here.
        * objc/objc-lang.c (LANG_HOOKS_HANDLE_FILENAME,
        LANG_HOOKS_MISSING_ARGUMENT): New.

2003-07-06  Neil Booth  <neil@daikokuya.co.uk>

        * Makfile.in: Remove traces of mbchar.
        * c-parse.in (MULTIBYTE_CHARS): Remove.
        * config.in (MULTIBYTE_CHARS): Remove.
        * configure: Remove --enable-mbchar.
        * configure.in: Remove --enable-mbchar.
        * mbchar.c, mbchar.h: Remove.
        * system.h: Poison MULTIBYTE_CHARS.
        * config/linux-aout.h (MULTIBYTE_CHARS): Remove.
        * config/linux.h (MULTIBYTE_CHARS): Remove.
        * config/svr4.h (MULTIBYTE_CHARS): Remove.
        * config/sparc/linux.h (MULTIBYTE_CHARS): Remove.

2003-07-06  Andreas Jaeger  <aj@suse.de>

        * varray.c (varray_check_failed): Fix typo.

        * unroll.c: Convert prototypes to ISO C90.
        * varasm.c: Likewise.
        * varray.c: Likewise.
        * varray.h: Likewise.
        * vmsdbgout.c: Likewise.
        * xcoffout.c: Likewise.
        * xcoffout.h: Likewise.

2003-07-06  Nathan Sidwell  <nathan@codesourcery.com>

        * gcov-io.h: Add a local time stamp.
        (struct gcov_info): Add stamp field.
        (gcov_truncate): New.
        * coverage.c (read_counts_file): Skip the stamp.
        (coverage_begin_output): Write the stamp.
        (build_gcov_info): Declare and init the stamp.
        (coverage_finish): Only unlink data file, if stamp is zero.
        * gcov-dump.c (dump_file): Dump the stamp.
        * gcov.c (bbg_stamp): New.
        (release_structures): Clear bbg_stamp.
        (read_graph_file): Read stamp.
        (read_count_file): Check stamp.
        * libgcov.c (gcov_exit): Check stamp and truncate if needed.

2003-07-06  Nathan Sidwell  <nathan@codesourcery.com>

        * tree.h (default_flag_random_seed): Remove.
        * toplev.h (local_tick): Declare.
        * tree.c (flag_random_seed, default_flag_random_seed): Move to
        toplev.c.
        (append_random_chars): Don't call default_flag_random_seed.
        * toplev.c (flag_random_seed): Define here. Set local_tick.
        (local_tick): Define.
        (randomize): New, moved from tree.c.
        (print_switch_values): Adjust.
        (toplev_main): Call randomize.

2003-07-06  Nathan Sidwell  <nathan@codesourcery.com>

        * tree.h (crc32_string): Declare.
        * tree.c (append_random_chars): Remove.
        (crc32_string): New.
        (get_file_function_name_long): Use crc32_string here.

2003-07-06  Andreas Jaeger  <aj@suse.de>

        * gcc.c: Convert prototypes to ISO C90.
        * gcc.h: Likewise.
        * gcov-dump.c: Likewise.
        * gcov-iov.c: Likewise.
        * gcse.c: Likewise.
        * genattrtab.h: Likewise.
        * ggc.h: Likewise.
        * global.c: Likewise.
        * graph.c: Likewise.
        * graph.h: Likewise.
        * hosthooks.h: Likewise.
        * hooks.h: Likewise.
        * hooks.c: Likewise.
        * hashtable.h: Likewise.
        * hashtable.c: Likewise.
        * haifa-sched.c: Likewise.
        * integrate.h: Likewise.
        * integrate.c: Likewise.
        * input.h: Likewise.
        * ifcvt.c: Likewise.
        * jump.c: Likewise.
        * langhooks-def.h: Likewise.  Add extern to prototypes.
        * langhooks.c: Likewise.
        * langhooks.h: Likewise.
        * lcm.c: Likewise.
        * local-alloc.c: Likewise.
        * loop-init.c: Likewise.
        * loop-unroll.c: Likewise.
        * loop-unswitch.c: Likewise.
        * loop.c: Likewise.
        * loop.h: Likewise. Add extern to prototypes.
        * machmode.h: Likewise.
        * main.c: Likewise.
        * mbchar.c: Likewise.
        * mbchar.h: Likewise.
        * mkdeps.c: Likewise.
        * mkdeps.h: Likewise.
        * optabs.c: Likewise.
        * optabs.h: Likewise.
        * output.h: Likewise.
        * gccspec.c: Likwise.
        * postreload.c: Likewise.
        * prefix.c: Likewise.
        * prefix.h: Likewise.
        * print-rtl.c: Likewise.
        * print-tree.c: Likewise.
        * profile.c: Likewise.
        * read-rtl.c: Likewise.
        * real.c: Likewise.
        * real.h: Likewise.
        * recog.c: Likewise.
        * recog.h: Likewise.
        * reg-stack.c: Likewise.
        * regclass.c: Likewise.
        * regmove.c: Likewise.
        * regrename.c: Likewise.
        * regs.h: Likewise.
        * reload.c: Likewise.
        * reload.h: Likewise.
        * reload1.c: Likewise.
        * reorg.c: Likewise.
        * resource.c: Likewise.
        * resource.h: Likewise.
        * rtl-error.c: Likewise.
        * rtl.c: Likewise.
        * rtl.h: Likewise.
        * rtlanal.c: Likewise.
        * sbitmap.c: Likewise.
        * sbitmap.h: Likewise.
        * scan-decls.c: Likewise.
        * scan.c: Likewise.
        * sched-deps.c: Likewise.
        * sched-ebb.c: Likewise.
        * sched-int.h: Likewise.
        * sched-rgn.c: Likewise.
        * sched-vis.c: Likewise.
        * sibcall.c: Likewise.
        * simplify-rtx.c: Likewise.
        * sreal.c: Likewise.
        * sreal.h: Likewise.
        * ssa-ccp.c: Likewise.
        * ssa-dce.c: Likewise.
        * ssa.c: Likewise.
        * ssa.h: Likewise.
        * stack.h: Likewise.
        * stmt.c: Likewise.
        * stor-layout.c: Likewise.
        * stringpool.c: Likewise.
        * target.h: Likewise.
        * timevar.c: Likewise.
        * timevar.h: Likewise.
        * tlink.c: Likewise.
        * tracer.c: Likewise.
        * tree-inline.c: Likewise.
        * tree-inline.h: Likewise.
        * tree.c: Likewise.
        * tree.h: Likewise.

2003-07-05  Kazu Hirata  <kazu@cs.umass.edu>

        * combine.c (nonzero_bits1): Fix a warning.

2003-07-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (compute_mov_length): Correct the
        length of loading CONST0_RTX (SFmode).

2003-07-05  Nathan Sidwell  <nathan@codesourcery.com>

        * toplev.c (output_clean_symbol_name): Remove.
        * toplev.h (output_clean_symbol_name): Remove.
        * config/alpha/alpha.c (unicosmk_output_module_name): Use
        lbasename & clean_symbol_name.

2003-07-05  Kazu Hirata  <kazu@cs.umass.edu>

        * ggc.h: Follow spelling conventions.
        * config/i386/i386.c: Likewise.
        * config/i386/winnt.c: Likewise.
        * config/rs6000/rs6000.c: Likewise.

2003-07-05  Kazu Hirata  <kazu@cs.umass.edu>

        * bt-load.c: Fix comment typos.
        * c-incpath.c: Likewise.
        * cfg.c: Likewise.
        * cfgcleanup.c: Likewise.
        * cfgloop.h: Likewise.
        * cfgloopmanip.c: Likewise.
        * cfgrtl.c: Likewise.
        * diagnostic.h: Likewise.
        * dwarfout.c: Likewise.
        * emit-rtl.c: Likewise.
        * et-forest.c: Likewise.
        * et-forest.h: Likewise.
        * expr.c: Likewise.
        * gcse.c: Likewise.
        * genattr.c: Likewise.
        * jump.c: Likewise.
        * langhooks.h: Likewise.
        * local-alloc.c: Likewise.
        * loop-unroll.c: Likewise.
        * loop-unswitch.c: Likewise.
        * ra-build.c: Likewise.
        * regclass.c: Likewise.
        * regmove.c: Likewise.
        * rtl.def: Likewise.
        * rtlanal.c: Likewise.
        * sched-ebb.c: Likewise.
        * sched-rgn.c: Likewise.
        * simplify-rtx.c: Likewise.
        * ssa.c: Likewise.
        * tracer.c: Likewise.
        * tree.c: Likewise.

2003-07-05  Zack Weinberg  <zack@codesourcery.com>

        * cppcharset.c: Use the correct return type for the fallback iconv
        macro.

2003-07-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        Blame to Jan Hubicka  <jh@suse.cz>
        * cfglayout.c (record_effective_endpoints): Split insns before
        first basic block correctly.

2003-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * expr.c (expand_expr, case COMPONENT_REF): When seeing if should use
        bitfield operations, use STRICT_ALIGNMENT, not SLOW_UNALIGNED_ACCESS
        if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.

2003-07-05  Andreas Jaeger  <aj@suse.de>

        * genattrtab.c (write_attr_get): Revert part of last patch to
        always write out a prototype.

        * genemit.c (gen_split): Readd lost unused attributes in last
        patch.

2003-07-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfgloopmanip.c (force_single_succ_latches): Force latch to be
        different from header.

2003-07-05  Andreas Schwab  <schwab@suse.de>

        * config/m68k/m68k.c: Remove code protected by CRDS.
        * config/m68k/m68k.md: Likewise.

2003-07-05  Neil Booth  <neil@daikokuya.co.uk>

        PR driver/11417
        * c-opts.c (permit_fortran_options): New.
        (c_common_init_options): Accept fortran front end options if
        it looks like we might be preprocessing Fortran.
        (c_common_handle_option): Don't reject switch if permit_fotran_options.

2003-07-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * genattr.c (internal_dfa_insn_code): Output prototype.
        * genattrtab.c: Don't output unnecessary decls, output in ISO C.
        * genautomata.c: Likewise.
        * genconditions.c: Likewise.
        * genemit.c: Likewise.
        * genextract.c: Likewise.
        * gengenrtl.c: Likewise.
        * gengtype.c: Likewise.
        * genopinit.c: Likewise.
        * genoutput.c: Likewise.
        * genpeep.c: Likewise.
        * genrecog.c: Likewise.

2003-07-04  Zack Weinberg  <zack@codesourcery.com>

        * cpplib.h (CPP_AT_NAME, CPP_OBJC_STRING): New token types.
        (struct cpp_options): Add narrow_charset, wide_charset,
        bytes_big_endian fields.  Remove EBCDIC field.
        (cpp_init_iconv, cpp_interpret_string): New external interfaces.

        * cpphash.h: Include <iconv.h> if we have it, otherwise
        provide a dummy definition of iconv_t.
        (struct cpp_reader): Add narrow_cset_desc and wide_cset_desc fields.
        (_cpp_valid_ucn): Update prototype.
        (_cpp_destroy_iconv): New prototype.

        * doc/cpp.texi: Document character set handling.
        * doc/cppopts.texi: Document -fexec-charset= and -fexec-wide-charset=.
        * doc/extend.texi: Delete entire section on multiline strings.
        Rewrite section on __FUNCTION__ etc now that these are
        variables in C.

        * cppucnid.tab, cppucnid.pl: New files.
        * cppucnid.h: New generated file.
        * cppcharset.c: Include cppucnid.h.  Lots of commentary added.
        (iconv_open, iconv, iconv_close): Provide dummy definitions
        if !HAVE_ICONV.
        (SOURCE_CHARSET, struct strbuf, init_iconv_desc, cpp_init_iconv,
        _cpp_destroy_iconv, convert_cset, width_to_mask, convert_ucn,
        emit_numeric_escape, convert_hex, convert_oct, convert_escape,
        cpp_interpret_string, narrow_str_to_charconst,
        wide_str_to_charconst): New.
        (ucn_valid_in_identifier): Use a binary search through the
        ucnranges table defined in cppucnid.h, not a long chain of if
        statements.
        (_cpp_valid_ucn): Add a limit pointer.  Downgrade "universal
        character names are only valid in C++ and C99" to a warning.
        Issue the "meaning of \[uU] is different in traditional C"
        warning here.  Take care not to let iconv see an invalid UCS
        value if we get a malformed UCN.  Issue an error if we don't
        have iconv.
        (cpp_interpret_charconst): Moved here from cpplex.c.  Use
        cpp_interpret_string to do the heavy lifting.

        * cppinit.c (cpp_create_reader): Initialize bytes_big_endian,
        narrow_charset, wide_charset fields of options structure.
        (cpp_destroy): Call _cpp_destroy_iconv.
        * cpplex.c (forms_identifier_p): Adjust call to _cpp_valid_ucn.
        (maybe_read_ucn, hex_digit_value, cpp_parse_escape): Delete.
        (cpp_interpret_charconst): Moved to cppcharset.c.
        * cpplib.c (dequote_string): Delete.
        (interpret_string_notranslate): New.
        (do_line, do_linemarker): Use interpret_string_notranslate.

        * Makefile.in (cppcharset.o): Depend on cppucnid.h.

        * c-common.c (fname_string, combine_strings): Delete.
        * c-common.h (fname_string, combine_strings): Delete prototypes.
        * c-lex.c (ignore_escape_flag): Delete.
        (cb_ident): Use cpp_interpret_string, not lex_string.
        (get_nonpadding_token): New function.
        (c_lex): Handle Objective-C @-prefixed identifiers and strings here.
        Adjust calls to lex_string.  Don't write *value twice.
        (lex_string): Now handles string constant concatenation.
        Most of the work handed off to cpp_interpret_string.
        Call fix_string_type here.
        * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): Replace with
        FUNC_NAME, throughout.
        (OBJC_STRING): New token type.
        (primary:STRING): No need to call fix_string_type here.
        (primary:objc_string): Make that OBJC_STRING.
        (objc_string nonterminal): Delete.
        (yylexname): Delete code to handle fake string constants.
        (yylexstring): Delete entirely.
        (_yylex): Handle CPP_AT_NAME and CPP_OBJC_STRING.  No need
        to handle CPP_ATSIGN.

        * c.opt (-fexec-charset=, -fwide-exec-charset=): New options.
        * c-opts.c (missing_arg, c_common_handle_option): Handle
        OPT_fexec_charset_ and OPT_fwide_exec_charset_.
        (c_common_init): Set cpp_opts->bytes_big_endian, not
        cpp_opts->EBCDIC.  Call cpp_init_iconv.
        (print_help): Document -fexec-charset= and -fexec-wide-charset=.
        (TARGET_EBCDIC): Delete default definition.

        * objc/objc-act.c (build_objc_string_object): No need to
        handle string constant concatenation.

2003-07-04  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/install.texi: Fix typos.
        * doc/invoke.texi: Likewise.
        * doc/tm.texi: Likewise.

2003-07-04  Kazu Hirata  <kazu@cs.umass.edu>

        * config/pa/fptr.c: Fix comment typos.
        * config/pa/pa-64.h: Likewise.
        * config/pa/pa.c: Likewise.
        * config/pa/pa.h: Likewise.
        * config/rs6000/603.md: Likewise.
        * config/rs6000/7xx.md: Likewise.
        * config/rs6000/darwin.h: Likewise.
        * config/rs6000/freebsd.h: Likewise.
        * config/rs6000/rs6000.c: Likewise.
        * config/rs6000/rs6000.md: Likewise.
        * config/rs6000/spe.h: Likewise.

2003-07-04  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/2064.md: Change GNU CC to GCC.
        * config/s390/2084.md: Likewise.
        * config/s390/fixdfdi.h: Likewise.
        * config/s390/linux.h: Likewise.
        * config/s390/s390-modes.def: Likewise.
        * config/s390/s390-protos.h: Likewise.
        * config/s390/s390.c: Likewise.
        * config/s390/s390.h: Likewise.
        * config/s390/s390.md: Likewise.
        * config/s390/s390x.h: Likewise.

2003-07-04  Jeff Law  <law@redhat.com>

        PR c/11428
        * expr.c (do_store_flag): Pass in the correct result type
        when calling fold_single_bit_test.
        * fold-const.c (fold_single_bit_test): Use result_type for the
        result when folding a sign bit test.

2003-07-04  Neil Booth  <neil@daikokuya.co.uk>

        * opts.c (common_handle_options): Negate sense of -falign- switches.

2003-07-04  H.J. Lu <hongjiu.lu@intel.com>

        * Makefile.in: Replace PWD with PWD_COMMAND.

2003-07-04  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfgloopanal.c (count_strange_loop_iterations): New static function.
        (constant_iterations, count_loop_iterations, simple_loop_exit_p):
        Handle strange loops.

2003-07-04  Toon Moene  <toon@moene.indiv.nluug.nl>

        * install.texi: Even the g77 manpage is derived from
        the full g77 manual.

2003-07-04  Zack Weinberg  <zack@codesourcery.com>

        * ABOUT-NLS: Delete.
        * intl: Delete entire directory.
        * aclocal.m4: Include ../config/gettext.m4.  Delete
        AC_ISC_POSIX, AM_LANGINFO_CODESET, jm_GLIBC21, AM_LC_MESSAGES,
        AM_PATH_PROG_WITH_TEST, AM_WITH_NLS, and AM_GNU_GETTEXT.
        * configure.in: Use CY_GNU_GETTEXT, not AM_GNU_GETTEXT.
        Remove intl/Makefile from all_outputs.
        * configure, config.in: Regenerate.
        * Makefile.in: Expunge all references to intl subdirectory.
        Add -I../intl to INCLUDES.
        * intl.h: Include libintl.h if and only if ENABLE_NLS is defined.

2003-07-04  Roger Sayle  <roger@eyesopen.com>

        * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Define.
        * config/rs6000/aix52.h (TARGET_C99_FUNCTIONS): Likewise.

2003-07-04  Danny Smith  <dannysmith@users.sourceforge.net>

        PR c++/5287, PR c++/7910, PR c++/11021
        * config/i386/winnt.c (ix86_handle_dll_attribute): Don't add
        dllimport attribute if function is defined at declaration, but
        report error instead. Likewise for dllimport'd variable
        definitions.  Set implicit TREE_PUBLIC for dllimport'd variables
        declared within functions, Report error if dllimport or dllexport
        symbol is not global.
        (i386_pe_dllimport_p): Ignore dllimport attribute of functions
        if defined after declaration or if inlined. Don't allow definition
        of static data members of C++ classes. Don't dllimport virtual
        methods.
        (i386_pe_mark_dllexport): Warn about inconsistent dll attributes.
        (i386_pe_mark_dllimport): Remove unnecessary checks.
        (i386_pe_encode_section_info): Warn if the dllimport attribute
        and symbol prefix have been instantiated and then overridden.

        * doc/extend.texi: Document dllimport and dllexport attributes.

        * config/i386/winnt.c (i386_pe_output_labelref): Fix indents.

2003-07-03 Uwe Stieber <uwe@kaos-group.de>

        * config/kaos.h (CPP_PREDEFINES): Delete.
        (TARGET_OS_CPP_BUILTINS): New.

2003-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * c-aux-info.c: Include toplev.h after c-tree.h.
        * c-common.c: Likewise.
        (GCC_DIAG_STYLE): Undef.
        * c-semantics.c (GCC_DIAG_STYLE): Define.
        * c-tree.h (GCC_DIAG_STYLE): Likewise.
        * diagnostic.h (inform): Move prototype to toplev.h.
        * jump.c: Include diagnostic.h before toplev.h.
        * toplev.h (GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG): Define.
        (warning, error, fatal_error, pedwarn, sorry, inform,
        error_for_asm, warning_for_asm): Mark with ATTRIBUTE_GCC_CXXDIAG.

2003-07-03  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfglayout.c (cfg_layout_duplicate_bb): Do not update frequencies
        at all if edge is not specified.
        (can_copy_bbs_p, copy_bbs): New.
        * cfglayout.h (can_copy_bbs_p, copy_bbs): Declare.
        * cfgloop.c (get_loop_body): Comment more precisely.
        * cfgloopmanip.c (copy_bbs, record_exit_edges): Removed.
        (scale_bbs_frequencies): Fix comment typo.
        (can_duplicate_loop_p): Use can_copy_bbs_p.
        (duplicate_loop_to_header_edge): Simplify by using copy_bbs.

2003-07-03  Devang Patel <dpatel@apple.com>

        * c-opts.c (c_common_parse_file): Remove extra
        debug_hooks->start_source_file call.

2003-07-03  Roger Sayle  <roger@eyesopen.com>

        * real.c (real_trunc, real_floor, real_ceil): New functions
        to implement trunc, floor and ceil respectively.
        * real.h (real_trunc, real_floor, real_ceil): Prototype here.
        * builtins.c (integer_valued_real_p): New function to test if
        a floating point expression has an integer valued result.
        (fold_trunc_transparent_mathfn): Optimize foo(foo(x)) as
        foo(x) where foo is an integer rounding function.  Similarly,
        optimize foo(bar(x)) as bar(x), and foo((double)(int)x) as
        (double)(int)x when both foo and bar are integer rounding
        functions and we don't need to honor errno.
        (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil):
        New functions to fold trunc, floor and ceil.
        (fold_builtin): Use fold_builtin_trunc to fold BUILT_IN_TRUNC*,
        fold_builtin_floor to fold BUILT_IN_FLOOR* and fold_builtin_ceil
        to fold BUILT_IN_CEIL*.
        * fold-const.c (tree_expr_nonnegative_p): Handle FLOAT_EXPR and
        the remaining integer rounding functions.

2003-07-03  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (function_arg_partial_nregs): Use
        SPARC_INT_ARG_MAX to determine where to split unnamed
        complex FP arguments.

2003-07-03  Jan Hubicka  <jh@suse.cz>

        * basic-block.h (create_basic_block, merge_blocks_nomove): Kill.
        * cfgcleanup.c (merge_blocks): Rename to merge_blocks_move.
        (merge_blocks_move_predecessor_nojumps,
         merge_blocks_move_successor_nojumps): Use merge_blocks.
        (try_optimize_cfg): Use merge_blocks_move.
        * cfgrtl.c (create_basic_block): Rename to rtl_create_basic_block.
        (merge_blocks_nomove): Rename to rtl_merge_blocks.
        (cfg_layout_create_basic_block): New.
        (rtl_can_merge_blocks): New.
        (cfg_layout_split_block): Do not alloc aux by hand.
        * cfghooks.h (cfg_hooks): Add create_basic_block, can_merge_blocks_p,
        merge_blocks.
        (create_basic_block, can_merge_blocks_p, merge_blocks): New macros.
        * cfglayout.c (cfg_layout_duplicate_bb): Do not allocate aux by hand.
        * cfgloopmanip.c (loop_split_edge_with): Likewise.
        * ifcvt.c (merge_if_block): Use merge_blocks_nomove.

        * basic-block.h (basic_block_def): Add field 'rbi'.
        * bb-reorder.c (find_traces, rotate_loop, mark_bb_visited,
        find_traces_1_round, copy_bb, connect_traces): Update use of rbi.
        * cfg.c (entry_exit_blocks): Add new field.
        * cfglayout.c: Include alloc-pool.h;
        (cfg_layout_pool): New.
        (record_effective_endpoints, fixup_reorder_chain,
        fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update use
        of rbi.
        (cfg_layout_initialize_rbi): New function.
        (cfg_layout_initialize): Use it.
        (cfg_layout_finalize): Clear rbi fields.
        * cfglayout.h (RBI): Kill.
        (cfg_layout_initialize_rbi): Declare.
        * cfgloopmanip.c (copy_bbs): Use rbi.
        (record_exit_edges): Likewise.
        (duplicate_loop_to_header_edge): Likewise.
        * cfgrtl.c (cfg_layout_create_basic_block): Use
        cfg_layout_initialize_rbi.
        (cfg_layout_split_block): Use rbi.
        (cfg_layout_delete_block): Likewise.
        * loop-init.c (loop_optimizer_finalize): Likewise.
        * loop-unswitch.c (unswitch_loop): Likewise.
        * tracer.c (seen, tail_duplicate, layout_superblocks): Likewise.

        * cfgrtl.c: Update comments.
        (try_redirect_by_replacing_jump): New argument.
        (redirect_branch_edge): Break out from ...
        (rtl_redirect_edge_and_branch): ... this one.
        (update_cfg_after_block_merging): Break out from ...
        (rtl_merge_blocks): ... this one.
        (cfg_layout_split_edge): New.
        (cfg_layout_merge_blocks): New.
        (cfg_layout_can_merge_blocks_p): New.
        (cfg_layout_redirect_edge_and_branch): Reorganize.
        (cfg_layout_rtl_cfg_hooks): Fill in.
        (cfg_layout_delete_block): Kill barriers.
        * cfganal.c (can_fallthru): Deal with exit blocks
        * cfglayout.c (cfg_layout_function_header): New function
        (record_effective_endpoints): Record function header.
        (fixup_reorder_chain): Fixup dead jumptables; place header

        * basic-block.h (CLEANUP_CFGLAYOUT): New flag.
        * bb-reorder.c (cfg_layout_initialize): Update call.
        * cfgcleanup.c (try_optimize_cfg): Supress optimizations of fallthru
        edges in cfglayout mode.
        * cfglayout.c (cleanup_unconditional_jumps): Kill.
        (cfg_layout_initialize): Kill agrument loops; use cfgcleanup.
        * cfglayout.h (cfg_layout_initialize): Update prototype.
        * cfgloop.h (CP_INSIDE_CFGLAYOUT): Kill.
        * cfgloopmanip.c (loop_split_edge_with): Use split_edge.
        * flow.c (propagate_block): Do not crash when basic block ends
        by first insn in the chain.
        * loop-init.c (loop_optimizer_init):  First enter cfglayout mode; later
        do loop discovery.
        * tracer.c (tracer): Update call of cfg_layout_initialize.

2003-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in: Use dependency variables in lieu of explicit
        files throughout.

2003-07-03  Steven Bosscher  <steven@gcc.gnu.org>

        * rtl.h (ECF_*, flags_from_decl_or_type): Move from here...
        * tree.h: ...to here.

2003-07-03  Kazu Hirata  <kazu@cs.umass.edu>

        * config/s390/2064.md: Fix comment typos.
        * config/s390/2084.md: Likewise.
        * config/s390/s390.c: Likewise.
        * config/s390/s390.md: Likewise.
        * config/sh/sh.c: Likewise.
        * config/sh/sh.h: Likewise.
        * config/sh/sh.md: Likewise.
        * config/sparc/sparc.c: Likewise.
        * config/sparc/sparc.h: Likewise.
        * config/sparc/sparc.md: Likewise.
        * config/stormy16/stormy16.c: Likewise.
        * config/stormy16/stormy16.h: Likewise.
        * config/stormy16/stormy-abi: Fix a typo.

2003-07-03  Kelley Cook  <kelleycook@wideopenwest.org>

        * Makefile.in (ifcvt.o): Depend on OPTABS_H.

2003-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * config/mips/mips.h (save_argv): Delete.

2003-07-03  Roger Sayle  <roger@eyesopen.com>

        PR target/10700
        * fold-const.c (extract_muldiv_1): There's nothing that can be done
        if the expression is a SAVE_EXPR.

2003-07-03  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m32r/m32r.c: Fix comment typos.
        * config/m68hc11/m68hc11.c: Likewise.
        * config/m68hc11/m68hc11.h: Likewise.
        * config/m68k/m68k.c: Likewise.
        * config/mcore/mcore.c: Likewise.
        * config/mcore/mcore.h: Likewise.
        * config/mcore/mcore.md: Likewise.
        * config/mips/mips.c: Likewise.
        * config/mips/mips.h: Likewise.
        * config/mips/mips.md: Likewise.
        * config/mips/netbsd.h: Likewise.
        * config/mn10300/mn10300.c: Likewise.

2003-07-03  Andreas Schwab  <schwab@suse.de>

        * dbxout.c (pending_bincls): Move decl down inside
        DBX_DEBUGGING_INFO || XCOFF_DEBUGGING_INFO section.

2003-07-02  Nathan Sidwell  <nathan@codesourcery.com>

        * rtl.h (NOTE_DATA): Refer to whole union.
        * emit-rtl.c (emit_note): Use memset to clear NOTE_DATA.

2003-07-03  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/11381
        * simplify-rtx.c (simplify_relational_operation): Check that
        two equal operands have no side-effects before simplifying
        the comparison.

2003-07-02  Jeff Law  <law@redhat.com>

        * expr.c (do_store_flag): Remove special case folding for
        single bit tests.  Instead call back into the commonized folder
        routine.
        * fold-const.c (fold_single_bit_test): New function, mostly
        extracted from do_store_flag, with an additional case extracted
        from fold.
        (fold): Call fold_single_bit_test appropriately.
        * tree.h (fold_single_bit_test): Prototype.

2003-07-02  Zack Weinberg  <zack@codesourcery.com>

        * system.h: Include filenames.h.
        (IS_DIR_SEPARATOR, IS_ABSOLUTE_PATHNAME): Don't define.
        (DIR_SEPARATOR, DIR_SEPARATOR_2): If not already defined,
        define based on HAVE_DOS_BASED_FILE_SYSTEM.
        * config/i386/xm-cygwin.h, config/i386/xm-djgpp.h
        * config/i386/xm-mingw32.h: Don't define
        HAVE_DOS_BASED_FILE_SYSTEM,
        DIR_SEPARATOR, or DIR_SEPARATOR_2.
        * doc/hostconfig.texi: Update to match.

        * cppfiles.c, gcc.c, gensupport.c, protoize.c,
        config/i386/cygwin.h:
        Use IS_ABSOLUTE_PATH throughout.
        * gcc.c (DIR_UP): Delete, unused.
        * protoize.c (IS_SAME_PATH): Define in terms of
        FILENAME_CMP.
        (is_abspath): Delete.

2003-07-02  Kazu Hirata  <kazu@cs.umass.edu>

        * config/i386/emmintrin.h: Fix comment typos.
        * config/i386/i386.c: Likewise.
        * config/i386/i386.h: Likewise.
        * config/i386/sco5.h: Likewise.
        * config/ia64/ia64.c: Likewise.
        * config/ia64/itanium2.md: Likewise.

2003-07-02  H.J. Lu  <hongjiu.lu@intel.com>

        * dbxout.c (pending_bincls): Replace DBX_USE_BINCLS with
        DBX_USE_BINCL.
        (emit_bincl_stab): Same.
        (emit_pending_bincls): Same.

2003-07-02  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (compute_mov_length): Fix the length of
        loading CONST0_RTX (SFmode).
        * config/h8300/h8300.h (CONST_DOUBLE_OK_FOR_LETTER_P): Change
        'G' to CONST0_RTX (SFmode).
        * config/h8300/h8300.md (movsf_h8300): Change the first
        constraint to 'G'.
        (movsf_h8300h): Likewise.

2003-07-02  Neil Booth  <neil@daikokuya.co.uk>

        * c-common.h (c_common_init_options): New prototype.
        * c-opts.c (deferred_size): Remove.
        (defer_opt): Array is now pre-allocated.
        (c_common_init_options): Pre-allocate deferred_opts.  Make
        lang_flags unsigned.
        (push_command_line_options): Free deferred_opts.
        * hooks.c (hook_uint_uint_constcharptrptr_0): New.
        * hooks.h (hook_uint_uint_constcharptrptr_0): New.
        * langhooks-def.h (LANG_HOOKS_INIT_OPTIONS): Update.
        * langhooks.h (struct lang_hooks): New prototype for init_options.
        * main.c (main): Cast argv.
        * opts.c (handle_option, handle_options): Update prototypes.
        (decode_options): save_argc, save_argv are not global.  Constify.
        * opts.h (decode_options): New prototype.
        * toplev.c (general_init): New protoype.
        (save_argv): Make static.
        (save_argc): Remove.
        (print_switch_values, general_init): Constify.
        (toplev_main): Save argv.
        * toplev.h (toplev_main): Update prototype.
        (save_argc, save_argv): Remove.

2003-07-02  David Edelsohn  <edelsohn@gnu.org>

        * dbxout.c (pending_bincls): Guard with DBX_USE_BINCLS.
        (emit_bincl_stab): Same.
        (emit_pending_bincls): Same.

2003-07-02  Nathan Sidwell  <nathan@codesourcery.com>

        PR c++/11072
        * ginclude/stddef.h (offsetof): Remove cast to 'char &'. Explain why.

2003-07-02  Andreas Schwab  <schwab@suse.de>

        * dbxout.c (pending_bincls): Only define if DBX_DEBUGGING_INFO.

2003-07-02  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/11210
        * expr.c (handled_component_p) [NOP_EXPR]: Add ??? note
        about the behaviour with regard to bitfields.
        * fold-const (decode_field_reference): Record outermost type in
        case the expression is a NOP. Strip all NOPs. Set the signedness
        to that of the outermost type (if any) when the bitsize is equal
        to the size of the type.

2003-07-02  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md (addsi3): Remove workaround for adds of -32768.
        (addsi3_internal, adddi3, adddi3_internal_2): Likewise.
        (adddi3_internal_3, addsi3_internal_2): Likewise.

2003-07-02  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (machine_function): Add new fields:
        ignore_hazard_length_p and all_noreorder_p.
        (mips_flag_delayed_branch): New variable.
        (override_options): Treat '/' as an operand punctuation character.
        Set up mips_flag_delayed_branch.
        (print_operand): Handle '/'.
        (mips_output_function_prologue): Put the whole function in
        .set noreorder and .set nomacro if all_noreorder_p is true.
        (mips_output_function_epilogue): End the noreorder/nomacro sequence.
        (mips16_optimize_gp): Remove "first insn" parameter.
        (mips16_lay_out_constants): New function, split out from mips_reorg.
        (mips_avoid_hazard, mips_avoid_hazards): New functions.
        (mips_reorg): For mips16 code, call mips16_lay_out_constant
        and (optionally) mips16_optimize.  If TARGET_EXPLICIT_RELOCS,
        do delayed-branch scheduling followed by hazard detection.
        (mips_adjust_insn_length): Only account for hazards if
        !ignore_hazard_length_p.
        (mips_output_load_label): Add a nop to the o32 sequence if
        the target suffers from load delays.
        (mips_output_conditional_branch): Add %/ to the end of branches.
        (mips_output_division): Fill the branch delay slot with %#.
        * config/mips/mips.md: Remove redundant '%*' from mips16 branch
        instructions.  End all other %* branches with %/.
        (ffssi2, ffsdi2): Fix lengths.
        (truncdisi2, truncdihi2, truncdiqi2): Add store attributes.
        (fix_truncdfsi2_macro): Turn off .set nomacro if appropriate.
        (fix_truncsfsi2_macro): Likewise.
        (mov_lwl): Set hazard to "none".
        (ashldi3_internal): Fill the branch delay slot with %#.
        (ashrdi3_internal, lshrdi3_internal): Likewise.
        (exception_receiver): Explicitly set $28.
        (hazard_nop): New pattern.

2003-07-02  Jan Hubicka  <jh@suse.cz>

        * cgraphunit.c (cgraph_finalize_unit): Set current_function_decl
        before calling tree_inlinable_function_p.

2003-07-02  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * fixinc/inclhack.def (irix_stdio_va_list): Apply to IRIX 6.5
        <internal/stdio_core.h> too.
        (stdio_va_list): Apply to IRIX 6.5 <internal/stdio_core.h> and
        <internal/wchar_core.h> too.
        Substitute va_list uses in inline definition.
        * fixinc/fixincl.x: Regenerate.

2003-07-02  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/iris5.h (SET_FILE_NUMBER): Moved here from iris3.h.
        Undef before redefinition.
        (LABEL_AFTER_LOC): Likewise.
        (DEFAULT_SIGNED_CHAR): Likewise.
        (ASM_OUTPUT_ASCII): Moved here from iris4.h.
        Fix IRIX spelling.

        * config/mips/iris3.h: Remove, unused.
        * config/mips/iris4.h: Likewise.

        * config/mips/mips.h (STACK_ARGS_ADJUST): Remove, unused.

        * config/mips/iris5.h (TARGET_DEFAULT): Move ...
        * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): ... here to
        target_cpu_default.

        * config/mips/iris5.h: Move explicit includes ...
        * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): ... here.

        * config/mips/iris6.h (MIPS_ISA_DEFAULT, MIPS_ABI_DEFAULT): Move ...
        * config.gcc (mips-sgi-irix6*, mips-sgi-irix5cross64): ... here to
        tm_defines.

        * config/mips/iris6.h (TARGET_DEFAULT): Move ...
        * config.gcc (mips-sgi-irix6*, mips-sgi-irix5cross64): ... here to
        target_cpu_default.

        * config/mips/iris6.h: Fix IRIX spelling.
        (MULTILIB_DEFAULTS): Undef before redefinition.

        * config/mips/iris6.h: Move explicit includes ...
        * config.gcc (mips-sgi-irix6*, mips-sgi-irix5cross64): ... here.

2003-07-02  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (cgraph_mark_needed_node, cgraph_varpool_mark_needed_node,
        cgraph_varpool_finalize_decl, cgraph_varpool_assemble_pending_decls):
        Use next_needed field instead of aux to maintain the queue.
        * cgraph.h (cgraph_node): Add next_needed.
        (cgraph_varpool_node): Add next_needed; remove aux.
        * cgraphunit.c (cgraph_finalize_compilation_unit): Use next_needed.

2003-07-02  Jan Hubicka  <jh@suse.cz>

        * cgraphunit.c (cgraph_finalize_function): Set finalized.
        (cgraph_finalize_function): Do not examine inlinablility.
        (cgraph_finalize_compilation_unit): Do it here.
        * cgraph.h (cgraph_local_info): Add finalized field.

2003-07-02  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * ggc-common.c (gt_pch_save): Cast MAP_FAILED to void *.
        (gt_pch_restore): Likewise.

2003-07-01  Kazu Hirata  <kazu@cs.umass.edu>

        * config/alpha/alpha.c: Fix comment typos.
        * config/alpha/elf.h: Likewise.
        * config/arm/arm.c: Likewise.
        * config/arm/arm.h: Likewise.
        * config/arm/arm.md: Likewise.
        * config/arm/t-arm-coff: Likewise.
        * config/arm/t-strongarm-pe: Likewise.
        * config/arm/xscale-elf.h: Likewise.
        * config/avr/avr.h: Likewise.

2003-07-01  Jeff Law  <law@redhat.com>

        * stmt.c (any_pending_cleanups): Remove another redundant test.

2003-07-01  David Edelsohn  <edelsohn@gnu.org>
            J"orn Rennecke <joern.rennecke@superh.com>

        * config/rs6000/rs6000.md (ctr{s,d}i_internal?): Add earlyclobber
        for MEM case.

2003-07-01  Devang Patel  <dpatel@apple.com>

        * dbxout.c (DBXOUT_DECR_NESTING): Emit pending bincls, if required.
        (binclstatus): New.
        (struct dbx_file): New members - bincl_status, pending_bincl_name and
        prev.
        (pending_bincls): New.
        (dbxout_init): Initialize new dbx_file members.
        (dbxout_start_source_file): Same.
        (emit_bincl_stab): New function.
        (emit_pending_bincls): Same.
        (emit_pending_bincls_if_required): Same.
        (dbxout_end_source_file): Emit EINCL stab only if BINCL is  already
        processed.
        (dbxout_begin_block): Emit pending BINCL stabs.
        (dbxout_end_block): Same.
        (dbxout_function_decl): Same.
        (dbxout_continue): Same.
        (dbxout_type): Same.
        (dbxout_class_name_qualifiers): Same.
        (dbxout_symbol): Same.
        (dbxout_symbol_location): Same.
        (dbxout_parms): Same.

2003-07-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * c-semantics.c (genrtl_case_label): Fix format specifier bug.
        * cfgrtl.c (rtl_verify_flow_info_1): Likewise.

2003-07-01  Andreas Jaeger  <aj@suse.de>

        * fold-const.c: Convert prototypes to ISO C90.
        * function.c: Likewise.
        * function.h: Likewise.

2003-07-01  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/contrib.texi: Fix typos.
        * doc/invoke.texi: Likewise.
        * doc/passes.texi: Likewise.
        * doc/sourcebuild.texi: Likewise.
        * doc/tm.texi: Likewise.

2003-07-01  Kazu Hirata  <kazu@cs.umass.edu>

        * basic-block.h: Fix comment typos.
        * bb-reorder.c: Likewise.
        * c-format.c: Likewise.
        * cfgcleanup.c: Likewise.
        * cfghooks.h: Likewise.
        * cfgloop.c: Likewise.
        * cfgloopmanip.c: Likewise.
        * cfgrtl.c: Likewise.
        * cgraph.h: Likewise.
        * cgraphunit.c: Likewise.
        * combine.c: Likewise.
        * convert.c: Likewise.
        * dbxout.c: Likewise.
        * df.c: Likewise.
        * df.h: Likewise.
        * diagnostic.c: Likewise.
        * dwarf2out.c: Likewise.
        * et-forest.h: Likewise.
        * flow.c: Likewise.
        * fold-const.c: Likewise.
        * function.h: Likewise.
        * gcov-io.h: Likewise.
        * gcov.c: Likewise.
        * gcse.c: Likewise.
        * genautomata.c: Likewise.
        * ggc-common.c: Likewise.
        * ggc-page.c: Likewise.
        * loop-unroll.c: Likewise.
        * loop-unswitch.c: Likewise.
        * loop.c: Likewise.
        * mips-tfile.c: Likewise.
        * optabs.c: Likewise.
        * ra-build.c: Likewise.
        * ra-colorize.c: Likewise.
        * ra-rewrite.c: Likewise.
        * ra.h: Likewise.
        * regmove.c: Likewise.
        * reload.c: Likewise.
        * rtlanal.c: Likewise.
        * sched-ebb.c: Likewise.
        * sched-int.h: Likewise.
        * sched-vis.c: Likewise.
        * sreal.c: Likewise.
        * ssa-ccp.c: Likewise.
        * ssa.c: Likewise.
        * toplev.c: Likewise.
        * tree-inline.c: Likewise.
        * value-prof.c: Likewise.
        * value-prof.h: Likewise.

2003-07-01  Nathan Sidwell  <nathan@codesourcery.com>

        * rtl.h (emit_line_note_after): Remove.
        (emit_note_copy_after, emit_note_copy): New.
        * emit-rtl.c (reorder_insns_with_line_notes): Replace
        emit_line_note_after with emit_note_copy_after.
        (emit_insn_after_with_line_notes): Likewise.
        (emit_line_note_after): Kill.
        (emit_note_copy_after): New.
        (emit_note_copy): New.
        * function.c (emit_return_into_block): Use emit_note_copy_after.
        (thread_prologue_and_epilogue_insns): Likewise.
        * integrate.c (expand_inline_function): Use emit_note_copy.
        (copy_insn_list): Likewise.
        * unroll.c (copy_loop_body): Likewise.
        * cfglayout.c (duplicate_insn_chain): Likewise.

2003-07-01  Nathan Sidwell  <nathan@codesourcery.com>

        * c-tree.h (define_label): Replace filename and lineno arguments
        with a location_t.
        * c-decl.c (poplevel): Adjust define_label call.
        (pop_label_level): Likewise.
        (define_label): Replace filename and lineno arguments with a
        location_t.
        (store_parm_decls): Use DECL_SOURCE_LOCATION.
        * c-parse.in (label): Adjust define_label call.

2003-07-01  Neil Booth  <neil@daikokuya.co.uk>

        * config/sol2.h, config/alpha/alpha.h, config/alpha/linux.h,
        config/i386/i386-interix.h, config/ia64/hpux.h, config/mips/iris6.h,
        config/mips/linux.h, config/mips/mips.h, config/pa/pa-hpux.h,
        config/pa/pa-hpux10.h, config/pa/pa-hpux11.h, config/pa/pa-pro-end.h,
        config/pa/pa.h, config/pa/rtems.h: Use c_dialect_ macros.

2003-07-01  Andreas Jaeger  <aj@suse.de>

        * final.c: Convert prototypes to ISO C90.
        * flow.c: Likewise.
        * flags.h: Likewise.
        * gcov-io.c: Likewise.
        * gcov-io.h: Likewise.

See ChangeLog.9 for earlier changes.