[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog

Sat Oct 19 10:46:52 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * mmintrin.h (__m64): typedef it to v2si.
        (_mm_cvtsi32_si64, _mm_cvtsi32_si64_mm_sll_pi16,
        _mm_sll_pi32, _mm_sll_pi64, _mm_slli_pi64, _mm_sra_pi16,
        _mm_sra_pi32, _mm_srl_pi16, _mm_srl_pi32, _mm_srl_pi64,
        _mm_srli_pi64, _mm_and_si64, _mm_andnot_si64,
        _mm_or_si64, _mm_xor_si64): Add neccesary casts.
        * xmmintrin.h (_mm_setzero_si64): Likewise.

        * i386.h (ALIGN_MODE_128): Update comment; add missing modes
        (SSE_REG_MODE_P, MMX_REG_MODE_P): New macros.

        PR target/7693
        Patch by Shawn Wagner
        * mmintrin.h: Replace pi64 by si64.

2002-10-18  David Edelsohn  <edelsohn@gnu.org>

        * rs6000.md (movdf_hardfloat32): Order alternatives consistently.
        Use length of 4 not *.
        (movdf_hardfloat64): Same.  Support DFmode moves to/from CTR/LR.
        (movdf_softfloat64): Likewise.
        (movdi_internal32): Use length of 4 not *.
        (movti_power): Same.
        (ctrsi, ctrdi): Same.

2002-10-18  Zack Weinberg  <zack@codesourcery.com>

        * c-decl.c (start_decl): Point users of the old initialized-
        typedef extension at __typeof__.

2002-10-18  Richard Henderson  <rth@redhat.com>

        * real.c (cmp_significand_0, rtd_divmod, ten_to_mptwo): New.
        (real_to_decimal): Re-implement using the logic from the
        gcc 3.2 etoasc.  Comment heavily.
        (div_significands): Simplify loop startup and comparison logic.

2002-10-18  Mark Mitchell  <mark@codesourcery.com>

        * target-def.h (TARGET_ASM_OUTPUT_MI_THUNK): Default to NULL.
        (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Likewise.
        (TARGET_ASM_OUT): Add them.
        * target.h (asm_out): Add output_mi_thunk and
        output_mi_vcall_thunk.
        * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/arm/arm-protos.h (arm_output_mi_thunk): Declare.
        * config/arm/arm.c (arm_output_mi_thunk): Define.
        * config/arm/arm.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/cris/cris.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/frv/frv.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/i386/i386-protos.h (x86_output_mi_thunk): Adjust
        prototype.
        (x86_output_mi_vcall_thunk): Declare.
        * config/i386/i386.c (override_options): Clear
        output_mi_vcall_thunk in 64-bit mode.
        (ix86_fntype_regparm): New function.
        (ix86_return_pops_args): Use it.
        (ia32_this_parameter): New function.
        (x86_output_mi_vcall_thunk): New function.
        (x86_output_mi_thunk): Use it
        * config/i386/unix.h (TARGET_ASM_OUTPUT_MI_THUNK): Adjust.
        (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Define.
        * config/i960/i960-protos.h (i960_output_mi_thunk): Declare.
        * config/i960/i960.c (i960_output_mi_thunk): New function.
        * config/i960/i960.h (ASM_OUTPUT_MI_THUNK): Adjust.
        * config/ia64/ia64-protos.h (ia64_output_mi_thunk): Declare.
        * config/ia64/ia64.c (ia64_output_mi_thunk): Define.
        * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/m68k/m68k-protos.h (m68k_output_mi_thunk): New function.
        * config/m68k/linux.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/m68k/netbsd-elf.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/mmix/mmix.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/pa/pa.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/rs6000/sysv4.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/s390/s390-protos.h (s390_output_mi_thunk): Declare.
        * config/s390/s390.c (s390_output_mi_thunk): Define.
        * config/s390/s390.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * config/vax/vax-protos.h (vax_output_mi_thunk): Declare.
        * config/vax/vax.c (vax_output_mi_thunk): Define.
        * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Rename to ...
        (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
        * doc/tm.texi: Adjust documentation.

2002-10-18  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Define
        __enable_execute_stack function.
        * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Define
        as NETBSD_ENABLE_EXECUTE_STACK.
        * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
        * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
        * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
        * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
        * config/sparc/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Ditto.

2002-10-18  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/i386/i386.c (x86_initialize_trampoline): Emit a call
        to __enable_execute_stack with the address of the trampoline
        if TRANSFER_FROM_TRAMPOLINE is defined.
        * config/i386/i386.h (TARGET_64BIT): Expand to a compile-time
        constant if building libgcc2.

2002-10-17  Roger Sayle  <roger@eyesopen.com>

        * doc/c-tree.texi: Update description of COND_EXPR tree nodes.

2002-10-17  Geoffrey Keating  <geoffk@apple.com>

        * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Allow arbitrary modes
        in CTR/LR/MQ.
        * config/rs6000/rs6000.md (movcc_internal1): Support CCmode moves
        to/from CTR/LR/MQ.
        (movsf_hardfloat): Support SFmode moves to/from CTR/LR/MQ.
        (movsf_softfloat): Likewise.

2002-10-17  Janis Johnson  <janis187@us.ibm.com>

        * Makefile.in (site.exp): Add ALT_CXX_UNDER_TEST and COMPAT_OPTIONS.

2002-10-17  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/alpha/alpha.c (alpha_initialize_trampoline): Use
        tramp, not addr, to pass the trampoline address to
        __enable_execute_stack.

Thu Oct 17 18:40:47 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * mmintrin.h: Guard by __MMX__
        * xmmintrin.h: Guard by __SSE__

        PR other/8062
        * xmmintrin.h (_MM_SHUFFLE2): New macro.
        (_mm_load*_?d): New functions.
        (_mm_set*_?d): New functions.
        (_mm_store*_?d): New functions.

Wed Oct 16 15:01:29 CEST 2002  Jan Hubicka  <jh@suse.cz>

        Really commit patch announced at Oct 14
        PR c/7344
        * predict.c (can_predict_insn_p): New function.
        (estimate_probability): Avoid unnecesary work.
        (process_note_prediction): Likewise.
        * toplev.c (rest_of_compilation): Account early branch prediction pass
        as TV_BRANCH_PROB.

        PR other/8048
        Found by Ian Ollmann
        * xmmintrin.h (_mm_shuffle_pd): Fix typo.
        (_mm_load?_pd): Likewise.
        (_mm_store?_pd): Likewise.

        PR target/7386
        * i386.c (builtin_description):Drop cmpg[te]s[sd].
        * xmmintrin.h (__mm_cmpg[te]_s[sd]): Rewrite using
        swapped alternative.

        PR opt/7630
        * reload1.c (reload_inner_reg_of_subreg): New argument output;
        (push_reload): Update call.

2002-10-17  Richard Sandiford  <rsandifo@redhat.com>

        * config.gcc (mips*-*-*): Add OBJECT_FORMAT_ELF to $tm_defines
        if using mips/elf.h or mips/elf64.h.
        * config/mips/elf.h (OBJECT_FORMAT_ELF): Remove.
        * config/mips/elf64.h (OBJECT_FORMAT_ELF): Remove.

2002-10-16  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (function_arg): Set inner mode of V1DI to
        SI.

2002-10-16  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/linux.h (ASM_DOUBLE, _ASM_OUTPUT_LONG): Remove.
        (LPREFIX): Likewise.
        (ASM_COMMENT_START, LOCAL_LABEL_PREFIX, ASM_FORMAT_PRIVATE_NAME,
        ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
        ASM_OUTPUT_ALIGN, ASM_OUTPUT_SKIP, ASM_OUTPUT_ALIGNED_BSS,
        TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
        GLOBAL_ASM_OP, ASM_OUTPUT_MI_THUNK): Move to s390.h.

        * config/s390/s390.h (ASM_COMMENT_START, LOCAL_LABEL_PREFIX,
        ASM_FORMAT_PRIVATE_NAME, ASM_OUTPUT_ALIGN, ASM_OUTPUT_SKIP,
        ASM_OUTPUT_ALIGNED_BSS, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
        BSS_SECTION_ASM_OP): Move from linux.h.
        (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
        Also, use ASM_GENERATE_INTERNAL_LABEL instead of LPREFIX.

        * config/s390/s390.c (s390_function_profiler): Use
        ASM_GENERATE_INTERNAL_LABEL instead of LPREFIX.

2002-10-15  Richard Henderson  <rth@redhat.com>

        * real.c (real_to_decimal): Accept BUF_SIZE and CROP_TRAILING_ZEROS
        as arguments.  Bound DIGITS by the available buffer size.
        (real_to_hexadecimal): Likewise.
        * real.h (real_to_decimal, real_to_hexadecimal): Update prototypes.
        (REAL_VALUE_TO_DECIMAL): Remove.
        * c-common.c, c-pretty-print.c, print-rtl.c, print-tree.c,
        sched-vis.c, config/arc/arc.c, config/c4x/c4x.c, config/fr30/fr30.c,
        config/i370/i370.h, config/i386/i386.c, config/i960/i960.c,
        config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
        config/m68k/hp320.h, config/m68k/m68k.h, config/m68k/sun2o4.h,
        config/m68k/sun3.h, config/mips/mips.c, config/ns32k/ns32k.c,
        config/pdp11/pdp11.h, config/vax/vax.h: Update all callers to
        use real_to_decimal directly, and with the proper arguments.
        * doc/tm.texi (REAL_VALUE_TO_DECIMAL): Remove.

2002-10-15  Jim Wilson  <wilson@redhat.com>

        * reload1.c (merge_assigned_reloads): After converting overlapping
        reloads to RELOAD_OTHER, abort if there are now conflicting reloads.

        * config/i386/i386.md (adddi3_1): Add call to ix86_binary_operator_ok.

Tue Oct 15 22:08:35 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * expr.c (do_tablejump): Fix typo in my previous commit.

2002-10-15  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/vr.h (DRIVER_SELF_SPECS): Change %<mgp32 to %{<mgp32}.

2002-10-15  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_split_branches): Add return
        value.  Add parameters TEMP_REG and TEMP_USED.  Use unspec 104.

        (find_base_register_in_addr): New function.
        (find_base_register_ref): New function.
        (replace_base_register_ref): New function.

        (struct constant_pool): Add members pool_insn, insns, and anchor.
        Remove member last_insn.
        (s390_start_pool): Initialize them.
        (s390_end_pool): Emit pool placeholder insn.
        (s390_add_pool_insn): New function.
        (s390_find_pool): Use insns bitmap instead of addresses.
        (s390_dump_pool): Replace placeholder insn.  Emit anchor.
        Replace unspec 104 by local-pool-relative references.
        (s390_output_constant_pool): Output anchor label if required.
        (s390_output_symbolic_const): Handle unspec 104 and 105.
        (s390_add_pool): Remove, replace by ...
        (s390_add_constant, s390_find_constant): ... these new functions.
        (s390_add_anchor): New function.

        (s390_chunkify_pool): Delete, replace by ...
        (s390_chunkify_start, s390_chunkify_finish,
        s390_chunkify_cancel): ... these new functions.
        (s390_optimize_prolog): Add parameter TEMP_REGNO.
        Recompute register live data for special registers.
        (s390_fixup_clobbered_return_reg): New function.
        (s390_machine_dependent_reorg): Rewrite to use new
        s390_chunkify_... routines.

        config/s390/s390.md ("reload_base"): Rename to ...
        ("reload_base_31"): ... this.
        ("reload_base_64"): New insn.
        ("reload_base2"): Remove.
        ("reload_anchor"): New insn.
        ("pool"): New insn.

        s390.c (s390_pool_overflow): Remove.
        s390.h (s390_pool_overflow): Likewise.
        s390.md ("cjump", "icjump", "doloop_si"): Remove s390_pool_overflow.

Tue Oct 15 16:51:04 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.md (movv8qi_i+2): Don't split if source is -1.

2002-10-15  Janis Johnson  <janis187@us.ibm.com>

        * doc/install.texi: Formatting changes for conformance to HTML 4.01.

2002-10-15  Ulrich Weigand  <uweigand@de.ibm.com>

        PR opt/7409
        * loop.c (loop_regs_scan): Mark registers used for function
        argument passing as MAY_NOT_OPTIMIZE.

Mon Oct 14 20:33:12 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.md (movv2di_internal): New pattern.
        (movv2df_internal, movv8hi_internal, movv16qi_internal): Fix predicate.
        (movv2di): New expander.
        * i386.c (ix86_preferred_reload_class): Return NO_REGS for vector operands.

        * i386.c (ix86_expand_timode_binop_builtin): Delete.
        (builtin_description): Add SSE1 logicals; rename SSE2 logicals.
        (ix86_init_mmx_sse_builtins): Kill SSE1 logicals.
        (ix86_expand_builtin): Likewise.
        * i386.h (sse_andti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
        sse_andti3,
        sse_andnti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
        sse_andnti3,
        sse_orti4_df_1, sse_orti3_df_2, sse_orti3_sf_1, sse_orti3_sf_2,
        sse_orti3,
        sse_xorti4_df_1, sse_xorti3_df_2, sse_xorti3_sf_1, sse_xorti3_sf_2,
        sse_xorti3): Kill.
        (sse_andv4sf3, sse_andnv4sf3, sse_orv2df3, sse_xorv2df3, sse_andv2df3,
         sse_andnv2df3, sse_orv2df3, sse_xorv2df3): New expanders.
        (*sse_andv4sf3, *sse_andnv2df3, *sse_orv4sf3, *sse_xorv4sf3, *sse_andv2df3,
         *sse_andnv2df3, *sse_orv2df3, *sse_xorv2df3): New patterns.
        (*sse_andsf3, *sse_andndf3, *sse_ordf3, *sse_xordf3, *sse_anddf3,
         *sse_andndf3, *sse_orv2df3, *sse_xorv2df3): New patterns.

        * xmmintrin.h (__m128i): Define as __v2di.

        PR c++/6419
        (expand_expr): Use DECL_RTL_SET_P.

2002-10-14  Roger Sayle  <roger@eyesopen.com>

        * combine.c (simplify_set):  Treat MODE_CC registers like cc0.

2002-10-14  Roger Sayle  <roger@eyesopen.com>
            Zack Weinberg <zack@codesourcery.com>

        * config/i386/i386.c (k6_cost): Correct typo.

2002-10-14  Mark Mitchell  <mark@codesourcery.com>

        PR optimization/6631
        * alias.c (objects_must_conflict_p): Check honor_readonly when
        examining TYPE_READONLY.
        * function.c (assign_stack_temp_for_type): Likewise.

2002-10-14  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>

        * config/alpha/alpha.md (extendsidi2_nofix, extendsidi2_fix):
        Swap zero extension arguments.
        (umaxhi3): Fix instruction class.
        PR target/7211
        (prefetch): Fix prefetch instructions.
        PR target/7238
        (pkwb): Fix output constraint.

2002-10-14  Alexandre Oliva  <aoliva@redhat.com>

        * config/mips/mips.c (print_operand): Increase buffer size for
        real numbers.

2002-10-14  Richard Henderson  <rth@redhat.com>

        PR opt/8165
        * gcse.c (adjust_libcall_notes): Revert last change.
        * simplify-rtx.c (simplify_replace_rtx): Handle LO_SUM.

2002-10-14  Andrew Haley  <aph@redhat.com>

        * tree-inline.c (remap_block): All local class initialization
        flags go in the outermost scope.
        (expand_call_inline): Call java_inlining_map_static_initializers.
        (expand_call_inline): Call java_inlining_merge_static_initializers.
        * java/lang.c (merge_init_test_initialization): New.
        (java_inlining_merge_static_initializers): New.
        (inline_init_test_initialization): New.
        (java_inlining_map_static_initializers): New.

        * tree-inline.c (expand_call_inline): Convert retvar to expected
        type.

2002-10-14  Graham Stott  <graham.stott@btinternet.com>

        * stmt.c (decl_conflicts_with_clobbers_p): Add REG_P check.

2002-10-14  Aldy Hernandez  <aldyh@redhat.com>

        * stmt.c: Fix typo in comment.

Mon Oct 14 11:35:49 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * c-common.c (c_common_type_for_mode): Add V2HImode case.
        * tree.c (build_common_tree_nodes_2): Initialize
        unsigned_V2HI_type_node and V2HI_type_node.
        * tree.h (enum tree_index): Add TI_UV2HI_TYPE and TI_V2HI_TYPE.
        (unsigned_V2HI_type_node, V2HI_type_node): Define.

2002-10-14  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
        Handle TARGET_64BIT.

2002-10-14  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/vr.h (DRIVER_SELF_SPECS): Define.
        * config/mips/t-vr (MULTILIB_OPTIONS): Remove mlong32.
        (MULTILIB_DIRNAMES): Remove long32.
        (MULTILIB_EXCEPTIONS): Don't build -mabi=32 -mgp32 multilibs.
        (MULTILIB_REDUNDANT_DIRS): Remove.

2002-10-14  Richard Sandiford  <rsandifo@redhat.com>

        * doc/tm.texi (DRIVER_SELF_SPECS): Document.
        * gcc.c (driver_self_specs): New variable.
        (do_self_spec): New function.
        (main): Use it to process driver_self_specs.

2002-10-13  Richard Henderson  <rth@redhat.com>

        * rtl.c (shallow_copy_rtx): Use memcpy for the entire node.

2002-10-12  Neil Booth  <neil@daikokuya.co.uk>

        PR preprocessor/7862
        PR preprocessor/8190
        * gcc.c (cpp_unique_options): Don't delete .d files.
        Remove stray whitespace.

2002-10-12  Naohiko Shimizu  <pshimizu@fa2.so-net.ne.jp>

        * pdp11.h (ASM_OUTPUT_SKIP): Add preceding 0 for octal constant.
        (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
        * pdp11.c (pdp11_output_function_prologue): 0%o -> %#o.
        (pdp11_output_function_epilogue, output_ascii): Likewise.
        (output_addr_const_pdp11): Likewise.
        * pdp11.md (movdi): Use offsetable memory for floating store.
        (lshrsi3, negsi2): Delete irrelevant comment.

2002-10-11  Geoffrey Keating  <geoffk@apple.com>

        * cse.c (mention_regs): Set SUBREG_TICKED to the register number,
        not the address of the REG.
        (struct cse_reg_info): Make subreg_ticked unsigned.

2002-10-11  Janis Johnson  <janis187@us.ibm.com>

        * doc/compat.texi: Add info about C++ libraries.

2002-10-11  Richard Henderson  <rth@redhat.com>

        PR opt/8165
        * gcse.c (adjust_libcall_notes): Also adjust notes for INSN.

2002-10-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * cfganal.c (dfs_enumerate_from): Use PARAMS.
        * genautomata.c (output_insn_code_cases): Likewise.
        * real.c (real_format): Likewise.
        * tree.c (tree_size): Revise expressions using TREE_CODE_LENGTH to
        ensure value is promoted before doing subtraction.

Fri Oct 11 22:22:38 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * calls.c (expand_call): Simplify noreturn call.

        PR c/7344
        * cfgbuild.c (make_edges): Create edge cache when we do have
        large jumptable.
        * expr.c (do_tablejump): Note size of maximal jumptable.
        * function.c (prepare_function_start): Zero out size.
        * function.h (function): Add max_jumptable_ents.

        * cfgcleanup.c (insn_match_p): Verify sibcall flag for calls to.

Fri Oct 11 12:34:33 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.md (movv8qi_i+2): For V8QI destinations, generate V4HI
        register for mperm_w operation.

Fri Oct 11 10:56:17 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * emit-rtl.c (gen_lowpart_common): When asked to make a vector from
        an integer, use simplify_gen_subreg.

2002-10-10  Aldy Hernandez  <aldyh@redhat.com>

        * extend.texi (Vector Extensions): Remove comment about single
        element vectors.

2002-10-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * fold-const.c (size_htab_hash): Use htab_hash_pointer.
        * function.c (insns_for_mem_hash): Likewise.
        * varasm.c (STRHASH): Likewise.

2002-10-10  Stuart Hastings  <stuart@apple.com>

        * cse.c (struct cse_reg_info): Add subreg_ticked.
        (SUBREG_TICKED): New.
        (get_cse_reg_info): Initialize SUBREG_TICKED.
        (mention_regs): Use it.
        (invalidate): Set SUBREG_TICKED.
        (invalidate_for_call): Likewise.
        (addr_affects_sp_p): Likewise.

2002-10-10  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.md (tls_local_dynamic_base): Put pic reg
        into proper operand.

2002-10-10  Denis Chertykov  <denisc@overta.ru>

        * config/ip2k/ip2k.c (function_epilogue): Optimize stack
        deallocation.
        * config/ip2k/libgcc.S: Combine routines used by function
        epilogue.

2002-10-10  Jim Wilson  <wilson@redhat.com>

        * cse.c (fold_rtx): Don't perform associative optimization for DIV and
        UDIV.

2002-10-10  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/aix52.h: New file.
        * config/rs6000/t-aix52: New File.
        * config.gcc (rs6000-ibm-aix5.1.*): New entry.
        (rs6000-ibm-aix[56789].*): Default to AIX 5.2.

Thu Oct 10 19:37:54 CEST 2002  Jan Hubicka  <jh@suse.cz>

        PR target/5610
        * invoke.texi (-msse-math): Kill
        (-msse): Add note to mfpmath=sse.

Thu Oct 10 17:08:30 CEST 2002  Jan Hubicka  <jh@suse.cz>

        PR target/7723
        * i386.c (ix86_expand_vector_move): Do not generate const0->mem moves.

2002-10-10  Neil Booth  <neil@daikokuya.co.uk>

        PR preprocessor/8179
        * gcc.c (cpp_options): Add {ansi}, move %{m*} to same location
        as cc1_options.
        (default_compilers): Pass debug options when preprocessing
        stdin.

2002-10-06  Richard Henderson  <rth@redhat.com>

        * toplev.c (rest_of_compilation): Revert opt/2960 change.

2002-10-09  Zack Weinberg  <zack@codesourcery.com>

        PR c/7353
        * c-decl.c (start_decl): Unconditionally issue error for
        'typedef foo = bar'.
        (finish_decl): Remove special case for TYPE_DECL with initializer.

        * doc/extend.texi: Delete "Naming Types" section.  Change all
        cross-references to that section to refer to "Typeof" instead.
        Add the useful safe-max()-macro example from "Naming Types" to
        "Typeof", rewritten using that extension.  Add some compatibility
        notes to "Typeof."

2002-10-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * loop.c: Revert 2002-08-15 change.
        (LOOP_REGNO_NREGS): Ensure type is int.

2002-10-09  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.md (extenddftf2): Change to define_insn
        which copies first FPR and clears second.
        (extendsftf2): Same.
        (floatditf2): Fix typo.
        (floatsitf2): Same.
        (fix_trunctfdi2): Same.
        (fix_trunctfsi2): Same.

2002-10-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * conflict.c (arc_hash): Change return type to hashval_t.
        * cselib.c (get_value_hash): Likewise.
        * genautomata.c (automaton_decl_hash, insn_decl_hash, decl_hash,
        state_hash, automata_list_hash): Likewise.
        * read-rtl.c (def_hash): Likewise.
        * tree.c (type_hash_hash): Likewise.

2002-10-08  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Call
        prologue_epilogue_contains instead of using REG_MAYBE_DEAD notes.

Wed Oct  9 15:54:49 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.md (ffssi2): Fix emitted code.

2002-10-09  Ulrich Weigand  <uweigand@de.ibm.com>

        * cse.c (insn_live_p): Pass insn pattern, not full insn
        to may_trap_p.

2002-10-09  Neil Booth  <neil@daikokuya.co.uk>

        * cppmacro.c (paste_tokens): Only allow / to paste with =.

2002-10-09  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.md (movdf splitter): Use gen_int_mode on
        64-bit hosts.
        (movtf_internal): Reference correct displacement for second value
        in memory.
        (movtf splitter): Correct generation of constants in 64-bit mode.

2002-10-09  Alan Modra  <amodra@bigpond.net.au>

        * libgcc2.c (__floatdisf): Properly cure double rounding.

2002-10-09  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-common.c (cb_register_builtins): Define __WCHAR_MAX__.
        * doc/cpp.texi (Common Predefined Macros): Document.

2002-10-09  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        PR doc/7484
        * doc/invoke.texi (Option Summary): List
        -Wmissing-declarations as a C only option.

2002-10-08  Jakub Jelinek  <jakub@redhat.com>

        * config/sparc/t-linux64 (MULTILIB_OPTIONS): Remove
        mno-app-regs|mcmodel=medany.
        (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Remove alt.
        (MULTILIB_EXCEPTIONS, MULTILIB_EXCLUSIONS, MULTILIB_MATCHES): Remove.
        (CRTSTUFF_T_CFLAGS): Define.

2002-10-08  Roger Sayle  <roger@eyesopen.com>

        PR target/8087
        * simplify-rtx.c (avoid_constant_pool_reference):  Allow constant
        pool references that are constructed using LO_SUM.

2002-10-08  Nathan Sidwell  <nathan@codesourcery.com>

        * c-opts.c (c_common_decode_option): Add warn_strict_aliasing to
        -Wall.
        * c-typeck.c (build_c_cast): Use warn_strict_aliasing, tweak
        message.
        * flags.h (warn_strict_aliasing): Declare.
        * toplev.c (warn_strict_aliasing): Define.
        (lang_independent_options): Add it.
        * doc/invoke.texi (-Wstrict-aliasing): Document it.

2002-10-08  Zack Weinberg  <zack@codesourcery.com>

        * system.h (GCCBUGURL): Delete.
        * version.c (bug_report_url): New.  Add commentary about
        modifying both these strings in modified distributions.
        * version.h: Declare bug_report_url.

        * diagnostic.c, gcc.c, gcov.c: Globally replace GCCBUGURL with
        bug_report_url.

2002-10-08  Nick Clifton  <nickc@redhat.com>

        * config/rs6000/spe.h (__ev_set_acc_u64): Use __ev_create_u64 to
        convert uint64_t into __ev64_opaque__.
        (__ev_set_acc_s64): Likewise, but using signed types.

2002-10-08  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*doloop_si_long"): Add missing operand.
        ("*doloop_di_long"): Likewise.

Tue Oct  8 16:50:10 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * print-rtl.c (print_rtx): Increase buffer size for real numbers.

2002-10-08  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md (define_attr cpu): Add r4111.

2002-10-08  Anthony Green  <green@redhat.com>

        * bitmap.c (bitmap_equal_p): Clear all bitmap_head fields.

2002-10-08  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

        * config/c4x/c4x.c (c4x_print_operand): Enlarge buffer
        for REAL_VALUE_TO_DECIMAL output.

2002-10-07  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (rs6000_override_options): Set
        real_format_for_mode for IBM extended format, if enabled.
        (easy_fp_constant): Add TFmode.
        (rs6000_legitimize_address): Add TFmode.
        (rs6000_legitimate_address): Same.
        (function_arg_advance): TFmode uses two FPRs.
        (rs6000_emit_prologue): Fix warning.
        (rs6000_output_function_epilogue): Add TFmode.
        (output_toc): Add TFmode.
        * rs6000.h (SLOW_UNALIGNED_ACCESS): Add TFmode.
        (LEGITIMATE_OFFSET_ADDRESS_P): Add TFmode.
        * rs6000.md (movtf splitter): Load TFmode constant.

2002-10-07  Dale Johannesen  <dalej@apple.com>

        * rtl.h:  Add NOTE_PRECONDITIONED.
        * unroll.c:  Set it.
        * loop.c:  Set loop_info->preconditioned from it.
        * doloop.c:  Permit doloop treatment when loop_info->preconditoned.

2002-10-07  Richard Henderson  <rth@redhat.com>

        * config/i960/i960.c (i960_setup_incoming_varargs): Create a
        new rtx for comparing the argument pointer against zero.
        (i960_va_start): Similarly.

2002-10-07  Richard Henderson  <rth@redhat.com>

        * config/i960/i960.md (*): Use TFmode, not XFmode.
        * config/i960/i960.c (*): Likewise.
        (i960_arg_size_and_align): Remove XFmode alignment hack.
        (i960_round_align): Merge code from ROUND_TYPE_ALIGN.
        * config/i960/i960.h (LONG_DOUBLE_TYPE_SIZE): Use 128, not 96.
        (MAX_LONG_DOUBLE_TYPE_SIZE): Likewise.
        (DATA_ALIGNMENT, ROUND_TYPE_SIZE): Remove.

2002-10-07  Richard Henderson  <rth@redhat.com>

        * config/fp-bit.c (EXTENDED_FLOAT_STUBS): Flush out all XF/TFmode
        entry points; use void return value and argument list.

2002-10-05  Naohiko Shimizu <nshimizu@keyaki.cc.u-tokai.ac.jp>

        * t-pdp11: Add MULTILIB support for msoft-float.
        * pdp11.h (LEGITIMATE_CONSTANT_P): Fix soft-float case.

        * t-pdp11: Add LIB2FUNCS_EXTRA.
        * pdp11.c (pdp11_output_function_prologue): Restrict offset to 16bit,
        add preceding 0 to the octal constant, rename 'fp' to 'r5', rename
        'fldd' to 'ldd', rename 'fstd' to 'std'.
        (pdp11_output_function_epilogue): Likewise.
        (output_move_quad): Make the comment gas compatible.
        (output_ascii): Add preceding 0 to the octal constant.
        (print_operand_address): Add pre_modify, post_modify.
        (output_addr_const_pdp11): Add preceding 0 to the octal constant.
        * pdp11.h (GO_IF_LEGITIMATE_ADDRESS) : Add 'movb' pre_modify case
        with the indication of Paul Koning.
        (PRINT_OPERAND): Fix floating constant.
        * pdp11.md (movdi): Restrict matching pattern.
        (movqi): Generalize the matching pattern.
        (movdf): Restrict matching pattern.
        (zero_extendqihi2): Change constant representation.
        (floatsidf2): Fix wrong operands.
        (addqi3): Fix wrong instruction name.
        (subqi3): Fix wrong instruction name.
        (andsi3, andhi3, andqi3): Simplify and fix to use 'bic'.
        (xorsi3): Fix wrong insn.
        (one_cmplqi2): Add two operand pattern.
        (lsrsi3): New.
        (negsi2): New.
        (call): Add register indirect case.
        (mod): Fix wrong subreg.

2002-09-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
            Volker Reichelt <reichelt@igpm.rwth-aachen.de>

        PR c/7411
        * expr.c (expand_expr) [PLUS]: Simplify after the operands
        have been expanded in EXPAND_NORMAL mode.

2002-10-06  Richard Henderson  <rth@redhat.com>

        * config/rs6000/rs6000.md (load_toc_v4_PIC_2): Fix base constraint.

2002-10-06  Richard Henderson  <rth@redhat.com>

        PR optimization/2960
        * toplev.c (rest_of_compilation): Don't copy_loop_headers if
        optimize_size.

2002-10-06  Alexandre Oliva  <aoliva@redhat.com>

        * config/mips/mips.h (SIZE_TYPE, PTRDIFF_TYPE): Override
        previously definitions.

2002-10-06  Frank Ch. Eigler  <fche@redhat.com>

        * cppinit.c (init_standard_includes, parse_option): Use strncmp.
        * c-opts.c (find_opt): Similarly.

2002-10-05  Jakub Jelinek  <jakub@redhat.com>

        * gcc.c (set_multilib_dir): Don't access *end.
        Use memcpy instead of strncpy.  Don't write beyond malloced buffer.
        (print_multilib_info): Don't show paths starting with ".:".
        * genmultilib: Add new option, "yes" if multilibs are enabled.
        Update comments.  If multilibs not enabled, print .:${osdirout}
        for each directory.  If multilibs are enabled, always print
        ${dirout}:${osdirout}, even if the two are the same.
        * Makefile.in (s-mlib): Pass @enable_multilib@ to genmultilib.
        Pass all MULTILIB_* variables to genmultilib even if
        --disable-multilib but MULTILIB_OSDIRNAMES is not empty.

2002-10-04  Bruce Korb  <bkorb@gnu.org>

        * fixinc/inclhack.def(hpux11_abs):  use format fix
        * fixinc/fixincl.x: regenerate
        * fixinc/tests/base/stdlib.h: accommodate new fix test

Sat Oct  5 19:42:45 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * c-common.c (cb_register_builtins):  Use really_no_inline.

2002-10-04  David Edelsohn  <edelsohn@gnu.org>

        * unroll.c (copy_loop_body): Remove REG_EQUAL note attached to
        copied instruction if the note is not loop invariant.

2002-10-04  Loren J. Rittle  <ljrittle@acm.org>

        * gcc/ginclude/stddef.h: Support the FreeBSD 5 typedef system.

2002-10-04  Steve Ellcey  <sje@cup.hp.com>

        * doc/invoke.texi (HPPA):  Add -mlinker-opt, -mgnu-ld,
        and -mhp-ld options to list of options.  Add -mgnu-ld
        and -mhp-ld option descriptions.

2002-10-04  Steve Ellcey  <sje@cup.hp.com>

        * fixinc/inclhack.def (hpux11_abs):  New.
        (stdio_va_list): change __va_list__ to __gnuc_va_list.
        * fixinc/fixincl.x: Rebuild.

2002-10-04  Roger Sayle  <roger@eyesopen.com>

        * config/i386/i386.h (processor_costs): Add new fields fadd,
        fmul, fdiv, fabs, fchs and fsqrt to costs structure.
        (RTX_COSTS): Use these fields to determine the RTX costs
        of floating point addition/subtraction, multiplication,
        division, fabs, negation and square root respectively.
        * config/i386/i386.c (size_cost): Provide instruction sizes
        for these new fields.
        (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
        k6_cost, athlon_cost, pentium4_cost): Provide typical cycle
        counts for these new fields for all x86 processor variants.

2002-10-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * mips.c (mips_const_double_ok): Delete unused variable.

        * gengtype.c (rtx_next): Change type to int.

2002-10-04  Andreas Jaeger  <aj@suse.de>

        * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Fix value.

2002-10-04  Richard Henderson  <rth@redhat.com>

        * real.h (SIGNIFICAND_BITS): Add one more word.
        (CONST_DOUBLE_FORMAT): Accomodate 6 words.
        * real.c (times_pten): New.
        (real_to_decimal, real_from_string): Use it.
        (sticky_rshift_significand): Use & to find modulus.
        (rshift_significand, lshift_significand): Likewise.
        (do_divide): Apply sticky bit after normalization.
        (real_to_decimal, real_to_hexadecimal): Fix sign of Inf and NaN.

2002-10-03  Andreas Jaeger  <aj@suse.de>

        * gengtype.c (adjust_field_rtx_def): Cast variables of type size_t
        to unsigned long, adjust printf format string.
        (output_mangled_typename): Likewise.

2002-10-03  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/vax/vax.c (vax_output_function_prologue): Use asm_fprintf.
        * config/vax/vax.h (VAX_FUNCTION_PROFILER_NAME): New.
        (FUNCTION_PROFILER): Rewrite to use ASM_GENERATE_INTERNAL_LABEL,
        assemble_name, asm_fprintf, and VAX_FUNCTION_PROFILER_NAME.
        (ASM_OUTPUT_MI_THUNK): Use asm_fprintf instead of REGISTER_PREFIX.
        (PRINT_OPERAND_PUNCT_VALID_P): Fix comment.
        * config/vax/elf.h (FUNCTION_PROFILER): Remove.
        (VAX_FUNCTION_PROFILER_NAME): Redefine as "__mcount".

2002-10-03  Mark Mitchell  <mark@codesourcery.com>

        * doc/invoke.texi (-Wabi): Document mangling bug.

2002-10-04  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Use a
        name for the tbtab label that depends on the function asm name.
        Don't output tbtab label unless optional_tbtab.
        (output_mi_thunk): Formatting.

2002-10-03  Richard Henderson  <rth@redhat.com>

        * config/m68k/m68k.h (OVERRIDE_OPTIONS): Move additional code ...
        * config/m68k/m68k.c (override_options): ... here.
        * config/m68k/m68kelf.h (OVERRIDE_OPTIONS): Remove.
        * config/m68k/m68kv4.h (OVERRIDE_OPTIONS): Remove.
        * config/m68k/linux.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
        * config/m68k/netbsd-elf.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.

2002-10-03  Richard Henderson  <rth@redhat.com>

        * real.h (struct real_value): Use ENUM_BITFIELD.

2002-10-03  Richard Henderson  <rth@redhat.com>

        * config/i960/i960.md (call, call_value): Use emit_call_insn.

2002-10-03  Steve Ellcey  <sje@cup.hp.com>

        * config/pa/pa64-hpux.h (INIT_ENVIRONMENT): New.

2002-10-03  Steve Ellcey  <sje@cup.hp.com>

        * config.gcc (hppa*64*-*-hpux11*): Check gnu_ld.
        * config/pa/pa.h (MASK_GNU_LD): New.
        (TARGET_GNU_LD): New.
        * config/pa/pa64-hpux.h (LINK_SPEC): Set based
        on gnu-ld and MASK_GNU_LD.
        (SUBTARGET_SWITCHES): New gnu-ld & hp-ld flags.

Thu Oct  3 23:35:51 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.c (athlon_cost): Fix the move costs.

Thu Oct  3 23:20:58 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * final.c (final): Use symbol name as function name for profiling.
        * profile.c (get_exec_counts): Likewise.
        (branch_prob): Likewise.

2002-10-03  Jakub Jelinek  <jakub@redhat.com>

        * longlong.h (__udiv_qrnnd): Remove PARAMS from prototype.

2002-10-03  Jakub Jelinek  <jakub@redhat.com>

        * gcc.c (print_multi_os_directory): New variable.
        (option_map): Support --print-multi-os-directory.
        (struct prefix_list): Add os_multilib field.
        (multilib_os_dir): New variable.
        (static_specs): Add multilib_options.
        (find_a_file): Add multilib argument.  Search in GCC or OS multilib
        subdirs if non-zero.
        (read_specs, execute): Update callers.
        (find_file): Likewise.  Don't prefix name with multilib_dir, instead
        pass 1 as multilib option.
        (display_help): Include --print-multi-os-directory.
        (add_prefix): Add os_multilib argument.  Initialize pl->os_multilib.
        (process_command): Update callers.  Handle --print-multi-os-directory.
        (do_spec_1) ['D']: Use multilib_os_directory if pl->os_multilib is
        set.
        (main): Update find_a_file and add_prefix callers.
        Handle print_multi_os_directory.
        (struct mdswitchstr): New.
        (mdswitches, n_mdswitches): New variables.
        (used_arg): Add MULTILIB_DEFAULT switches too if they are not
        present on the command line nor their mutually incompatible
        switches.
        (default_arg): Optimize.
        (set_multilib_dir): Compute multilib_os_dir.  Initialize mdswitches
        array.
        (print_multilib_info): Only print GCC multilib dir name, not OS
        multilib dirname.
        * genmultilib: Add osdirnames parameter.  Output multilib_options
        variable.  If osdirnames is specified, output dirnames as
        dirname:osdirname.
        * mklibgcc.in: Use MULTILIB_OSDIRNAMES, --print-multi-directory
        and --print-multi-os-directory instead of SHLIB_SLIBDIR_SUFFIXES
        to compute libgcc_s soname and install path.
        * Makefile.in (libgcc.mk): Pass MULTILIB_OSDIRNAMES instead of
        SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
        (s_mlib): Pass MULTILIB_OSDIRNAMES or nothing as last genmultilib
        argument.

        * config/sparc/t-linux64 (MULTILIB_OSDIRNAMES): Set.
        (SHLIB_SLIBDIR_SUFFIXES): Remove.
        * config/sparc/linux64.h (STARTFILE_SPEC32, STARTFILE_SPEC64,
        ENDFILE_SPEC32, ENDFILE_SPEC64, ENDFILE_COMMON): Remove.
        (STARTFILE_SPEC, ENDFILE_SPEC): Don't distinguish between -m32
        and -m64.
        * config/sparc/t-sol2-64 (MULTILIB_OSDIRNAMES): Set.
        (SHLIB_SLIBDIR_SUFFIXES): Remove.
        * config/sparc/sol2-bi.h (STARTFILE_ARCH64_SPEC): Remove.
        (STARTFILE_ARCH_SPEC): Remove.
        * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Set.
        (SHLIB_SLIBDIR_SUFFIXES): Remove.
        * config/i386/linux64.h (STARTFILE_PREFIX_SPEC): Remove.
        * config/mips/t-iris6 (MULTILIB_OSDIRNAMES): Set.
        (SHLIB_SLIBDIR_SUFFIXES): Remove.

Thu Oct  3 21:42:20 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * predict.c (choose_function_section): Avoid choice for linkonce functions.

Thu Oct  3 15:15:00 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.md (lea to mul peep2): Fix condition.

2002-10-02  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa-linux.h (FUNCTION_OK_FOR_SIBCALL): Delete macro.
        * pa32-linux.h (FUNCTION_OK_FOR_SIBCALL): Define.

2002-10-02  Richard Henderson  <rth@redhat.com>

        PR opt/7124
        * config/i386/i386.c (ix86_register_move_cost): Increase cost
        for secondary_memory_needed pairs.

2002-10-02  Nathanael Nerode  <neroden@gcc.gnu.org>

        * doc/vms.texi: Blow away false include file section.

2002-10-02  Roger Sayle  <roger@eyesopen.com>

        PR optimization/6627
        * toplev.c (force_align_functions_log): New global variable.
        * flags.h (force_align_functions_log): Add extern prototype.
        * varasm.c (assemble_start_function): Use it to force minimum
        function alignment.
        * config/i386/i386.h (FUNCTION_BOUNDARY): Set the correct
        minimum function alignment to one byte.
        (TARGET_PTRMEMFUNC_VBIT_LOCATION): Store the virtual bit in
        the least significant bit of vtable member function pointers.
        * tree.h (enum ptrmemfunc_vbit_where_t): Move definition to
        here from cp/cp-tree.h.

Wed Oct  2 17:01:36 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.c (print_operand_address): Use RIP addressing for offsetted
        label refs too.

2002-09-30  David S. Miller  <davem@redhat.com>

        PR middle-end/7151
        * config/sparc/sparc.md (movdi_insn_sp32_v9): Accept 'e' regs.
        (movdi reg/reg split): Match only on sparc32, and v9 when int regs.

2002-10-01  Roger Sayle  <roger@eyesopen.com>

        * unroll.c (loop_iterations): Revert 2002-09-08 change.

2002-10-01  Richard Henderson  <rth@redhat.com>

        * real.c (real_to_decimal): Crop trailing zeros for DIGITS < 0.
        (real_to_hexadecimal): Likewise.
        * print-rtl.c (print_rtx): If we are linked with real.c, don't
        dump the XWINT fields of a floating point CONST_DOUBLE.

2002-10-01  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/vax/elf.h (FUNCTION_PROFILER): Fix __mcount call.

2002-10-01  Richard Henderson  <rth@redhat.com>

        * calls.c (precompute_register_parameters): Force non-legitimate
        constants into pseudos.

2002-10-01  Nick Clifton  <nickc@redhat.com>

        * config/rs6000/spe.md (spe_evrlwi): Add missing third operand
        to assembler template.

2002-10-01  Richard Henderson  <rth@redhat.com>

        * dwarf2out.c (loc_descriptor_from_tree): Relax requirement
        for TLS debug info to !DECL_EXTERNAL.

2002-10-01  Matt Thomas  <matt@3am-software.com>
            Jason Thorpe  <thorpej@wasabisystems.com>

        * config.gcc (vax-*-netbsdelf*): Enable configuration.
        * config/elfos.h (PCC_BITFIELD_TYPE_MATTERS): Define only
        if not already defined.
        * config/vax/elf.h: New file.
        * config/vax/netbsd-elf.h: New file.
        * config/vax/vax.c: Include "debug.h".
        (vax_output_function_prologue): Add dwarf2 support.  Use
        MAIN_NAME_P when checking for VMS_TARGET stack adjust.
        * config/vax/vax.h (CONST_OK_FOR_LETTER_P): Add cases for
        'J' [0..63], 'K' [-128..127], 'L' [-32768..32767],
        'M' [0..255], 'N' [0..65535], and, 'O' [-63..-1].
        (VAX_ISTREAM_SYNC): Remove.
        (INITIALIZE_TRAMPOLINE): Use gen_sync_istream.
        (JUMP_TABLES_IN_TEXT_SECTION): Define.
        (ASM_OUTPUT_REG_POP): Use reg_names for the stack pointer.
        (ASM_OUTPUT_ADDR_VEC_ELT): Use ASM_GENERATE_INTERNAL_LABEL
        and assemble_name.
        (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
        (PRINT_OPERAND_PUNCT_VALID_P): Accept '|'.
        (PRINT_OPERAND): Output REGISTER_PREFIX for '|'.
        (INCOMING_RETURN_ADDR_RTX): Define.
        * config/vax/vax.md (VUNSPEC_BLOCKAGE)
        (VUNSPEC_SYNC_ISTREAM): Define.
        (blockage): Use VUNSPEC_BLOCKAGE.
        (sync_istream): New insn.

2002-10-01  Richard Henderson  <rth@redhat.com>

        * config/vax/vax.md (call_pop, *call_pop, call_value_pop)
        (*call_value_pop, call, call_value): Add dwarf2 EH support.
        (*call): New insn.

2002-10-01  Nathan Sidwell  <nathan@codesourcery.com>

        PR c/8083
        * c-typeck.c (build_c_cast): Warn about type punning which breaks
        type based aliasing.

2002-10-01  Mark Mitchell  <mark@codesourcery.com>

        * stor-layout.c (update_alignment_for_field): New function.
        (place_union_field): Use it.
        (place_field): Likewise.

2002-10-01  Nathan Sidwell  <nathan@codesourcery.com>

        PR other/8077
        * gcc.c (cc1_options): Add space on -auxbase-strip.

2002-10-01  Jim Wilson  <wilson@redhat.com>

        * config/v850/v850.h (EPILOGUE_USES): Define.

2002-09-30  Andrew Haley  <aph@redhat.com>

        * flow.c (insn_dead_p): When using non-call-exceptions, don't
        eliminate insns that may trap.
        * cse.c (insn_live_p): Likewise.

2002-10-01  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (PROCESSOR_R4121): Rename to PROCESSOR_R4120.
        (TARGET_MIPS4121): Rename to TARGET_MIPS4120.
        * config/mips/mips.c (mips_cpu_info): Rename vr4121 to vr4120.
        * config/mips/mips.md: Apply same renaming here.

2002-10-01  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (PROCESSOR_R4320, TARGET_MIPS4320): Remove.
        (GENERATE_MULT3_SI): Remove use of TARGET_MIPS4320.
        * config/mips/mips.c (mips_cpu_info): Remove vr4320 entry.
        * config/mips/mips.md (define_attr cpu): Remove r4320.
        Remove vr4320 scheduler and uses of TARGET_MIPS4320.

2002-10-01  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.c (mips16_strings): New variable.
        (mips_output_function_epilogue): Clear the SYMBOL_REF_FLAG of every
        symbol in mips16_strings.  Free the list.
        (mips_encode_section_info): Keep track of local strings.

2002-10-01  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md (bunge, bltgt, bungt): New define_expands.
        (sordered_df, sordered_sf): Remove.
        * config/mips/mips.c (get_float_compare_codes): New fn.
        (gen_int_relational, gen_conditional_move): Use it.

2002-10-01  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips-protos.h (mips_emit_fcc_reload): Declare.
        * config/mips/mips.h (PREDICATE_CODES): Add fcc_register_operand.
        * config/mips/mips.c (fcc_register_operand): New function.
        (mips_emit_fcc_reload): New function, extracted from reload_incc.
        (override_options): Allow TFmode values in float registers
        if ISA_HAS_8CC.
        * cnfig/mips/mips.md (reload_incc): Change destination prediate
        to fcc_register_operand.  Remove misleading source constraint.
        Use mips_emit_fcc_reload.
        (reload_outcc): Duplicate reload_incc.

2002-09-30  Ulrich Weigand  <uweigand@de.ibm.com>

        * longlong.h: Partially synchronize with GMP-4.1 version:
        Use i370 definitions also for s390.
        Add generic definition of umul_ppmm in terms of smul_ppmm.
        [s390] (umul_ppmm): Remove.
        [s390] (smul_ppmm): Fix incorrect assembler constraints.
        [s390] (smul_ppmm, sdiv_qrnnd): Rename __xx to __x.

2002-09-30  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.h (REG_CLASS_NAMES, REG_CLASS_CONTENTS):
        Add new RL_REGS register class.
        (PREFERRED_RELOAD_CLASS, PREFERRED_OUTPUT_RELOAD_CLASS):
        Call xtensa_preferred_reload_class for both input and output reloads.
        * config/xtensa/xtensa.c (xtensa_regno_to_class): Use new RL_REGS class.
        (xtensa_preferred_reload_class): Handle output reloads; use RL_REGS
        instead of either AR_REGS or GR_REGS classes.
        (xtensa_secondary_reload_class): Use new RL_REGS class.
        * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class): Update.

2002-09-30  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa.c (hppa_encode_label): Don't drop '*' from function labels.
        (pa_strip_name_encoding): Strip '@' and '*', in that order.
        * pa.h (ASM_OUTPUT_LABELREF): Output user_label_prefix except when
        there is a '*' prefix in NAME.

Mon Sep 30 21:33:23 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * reload.c (push_reload): Handle subregs and secondary memory.
        * reload1.c (gen_reload): Likewise.

        * jump.c (reg_or_subregno): New function.
        * rtl.h (reg_or_subregno): Declare
        * unroll.c (find_splittable_givs): Handle subregs.

2002-09-30  Mark Mitchell  <mark@codesourcery.com>

        * store-layout.c (finish_record_layout): Add free_p parameter.
        (layout_type): Pass it.
        * tree.h (finish_record_layout): Update prototype.

Mon Sep 30 14:57:18 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.h (TARGET_CPP_CPU_BUILTINS): Define __SSE_MATH__.

        * gcse.c (cprop_jump): Check that the register has not
        been modified
        (cprop_jump): Likewise.

2002-09-30  Richard Earnshaw  <rearnsha@arm.com>

        * arm.h (BASE_REG_CLASS): Always return LO_REGS for Thumb.
        (MODE_BASE_REG_CLASS, case Thumb): Only return BASE_REGS if we know
        that we have a SImode access, and only then if reload hasn't completed;
        for all other cases, use LO_REGS.

2002-09-29  Richard Henderson  <rth@redhat.com>

        * real.c (real_from_string): Apply sign last.  Tidy exponent handling.

2002-09-29  Richard Henderson  <rth@redhat.com>

        PR c/8002
        * combine.c (force_to_mode): Handle FLOAT_MODE destinations
        for CONST_INT.

2002-09-29  David Edelsohn  <edelsohn@gnu.org>

        * real.h (ibm_extended_format): Declare.
        * real.c (encode_ibm_extended, decode_ibm_extended): New
        functions.

2002-09-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * darwin-protos.h (darwin_asm_output_dwarf_delta): Prototype.

        * ia64.c (ia64_hpux_asm_file_end): Const-ify.

2002-09-29  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * expmed.c (extract_bit_field): Fix bit-field extraction from SUBREGs.

2002-09-29  Kazu Hirata  <kazu@cs.umass.edu>

        * builtins.def: Fix comment formatting.
        * c-common.def: Likewise.
        * cfgcleanup.c: Likewise.
        * combine.c: Likewise.
        * gengtype.c: Likewise.
        * params.def: Likewise.
        * predict.def: Likewise.
        * rtl.def: Likewise.
        * stab.def: Likewise.
        * stor-layout.c: Likewise.
        * tree.def: Likewise.
        * config/darwin.c: Likewise.
        * config/darwin.h: Likewise.
        * config/dbxcoff.h: Likewise.
        * config/elfos.h: Likewise.
        * config/fp-bit.c: Likewise.
        * config/freebsd-spec.h: Likewise.
        * config/interix.h: Likewise.
        * config/libgloss.h: Likewise.
        * config/linux-aout.h: Likewise.
        * config/linux.h: Likewise.
        * config/lynx-ng.h: Likewise.
        * config/lynx.h: Likewise.
        * config/netbsd-aout.h: Likewise.
        * config/netbsd.h: Likewise.
        * config/netware.h: Likewise.
        * config/psos.h: Likewise.
        * config/ptx4.h: Likewise.

2002-09-28  Kazu Hirata  <kazu@cs.umass.edu>

        * ChangeLog.4: Fix typos.
        * ChangeLog.6: Likewise.
        * FSFChangeLog.10: Likewise.
        * genattrtab.c: Fix comment typos.
        * haifa-sched.c: Likewise.
        * real.c: Likewise.
        * tree.h: Likewise.
        * config/arm/arm.c: Likewise.
        * config/arm/crti.asm: Likewise.
        * config/arm/crtn.asm: Likewise.
        * config/frv/frv.c: Likewise.
        * config/frv/frv.md: Likewise.
        * config/h8300/h8300.md: Likewise.
        * config/i386/rtemself.h: Likewise.
        * config/ia64/unwind-ia64.c: Likewise.
        * config/ip2k/ip2k.h: Likewise.
        * config/m88k/m88k.c: Likewise.
        * config/m88k/m88k.md: Likewise.
        * config/mips/sr71k.md: Likewise.
        * config/mmix/mmix.c: Likewise.
        * config/rs6000/rs6000.c: Likewise.
        * config/sh/sh.md: Likewise.

2002-09-26  Theodore A. Roth  <troth@verinet.com>

        * config/avr/avr.c: Eliminate use of _PC_ in pc relative insns.
        * config/avr/avr.md: Ditto.

2002-09-27  Alexander N. Kabaev <ak03@gte.com>

        PR preprocessor/8055
        * cppmacro.c (stringify_arg): Do not overflow the buffer
        with the terminating NUL when the argument to be stringified
        has no tokens.

2002-09-27  Richard Henderson  <rth@redhat.com>

        * unroll.c (simplify_cmp_and_jump_insns): New.
        (unroll_loop): Use it.  Use simplify_gen_foo+force_operand
        instead of expand_simple_foo.

2002-09-27  Richard Henderson  <rth@redhat.com>

        PR optimization/7520
        * cfganal.c (flow_active_insn_p): New.
        (forwarder_block_p): Use it.

2002-09-27  Richard Henderson  <rth@redhat.com>

        * emit-rtl.c (active_insn_p): Revert last change.

2002-09-27  Jakub Jelinek  <jakub@redhat.com>

        * doc/extend.texi (tls_model): Document.
        * varasm.c (decl_tls_model): New.
        * c-common.c (handle_tls_model_attribute): New.
        (c_common_attribute_table): Add tls_model.
        * config/alpha/alpha.c (alpha_encode_section_info): Use
        decl_tls_model.
        * flags.h (enum tls_model, flag_tls_default): Move...
        * tree.h (enum tls_model, flag_tls_default): ...here.
        (decl_tls_model): New prototype.
        * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
        * config/i386/i386.c (ix86_encode_section_info): Likewise.
        * config/i386/i386.md (tls_global_dynamic, tls_local_dynamic_base):
        Allow !flag_pic.

2002-09-27  Kazu Hirata  <kazu@cs.umass.edu>

        * LANGUAGES: Follow spelling conventions.
        * rtl.def: Likewise.
        * sbitmap.c: Likewise.
        * sched-int.h: Likewise.
        * sched-rgn.c: Likewise.
        * sibcall.c: Likewise.
        * simplify-rtx.c: Likewise.
        * ssa.c: Likewise.
        * stab.def: Likewise.
        * stmt.c: Likewise.
        * stor-layout.c: Likewise.
        * target.h: Likewise.
        * timevar.c: Likewise.
        * toplev.c: Likewise.
        * tree-dump.c: Likewise.
        * tree-inline.c: Likewise.
        * tree.c: Likewise.
        * tree.def: Likewise.
        * tree.h: Likewise.
        * unroll.c: Likewise.
        * varasm.c: Likewise.
        * vmsdbgout.c: Likewise.
        * treelang/treelang.texi: Likewise.
        * treelang/treetree.c: Likewise.

2002-09-27  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (compute_saved_regs): Use a macro
        instead of a hard register number.
        (get_shift_alg): Use an enumerated type instead of numbers.
        (h8300_shift_needs_scratch_p): Likewise.

2002-09-26  David S. Miller  <davem@redhat.com>

        PR optimization/7335
        * calls.c (emit_library_call_value_1): Passing args by reference
        converts a CONST function into a PURE one.

2002-09-26  David Edelsohn  <edelsohn@gnu.org>

        * dbxout.c (FORCE_TEXT): Switch to current_function_decl, not
        text_section.
        * xcoffout.h (DBX_STATIC_BLOCK_START): Remove explicit change to
        text section.
        * config/rs6000/rs6000.c (rs6000_override_options): Allow
        function-sections and data-sections functionality on AIX.

2002-09-26  David Edelsohn  <edelsohn@gnu.org>
            Dale Johannesen  <dalej@apple.com>

        * config/rs6000/rs6000.c (rs6000_emit_move): Insert zero-extend
        in RTL for sub-word loads from memory.

2002-09-26  Richard Henderson  <rth@redhat.com>

        PR c/7160
        * sched-deps.c (sched_analyze_insn): Make clobber insns depend
        on call insns.

2002-09-26  Richard Henderson  <rth@redhat.com>

        * emit-rtl.c (const_double_htab_eq): Remove unused variable.

2002-09-26  Chris Lattner  <sabre@nondot.org>

        * ssa.c (rename_insn_1): Handle RENAME_NO_RTX correctly when
        handling undefined values.

2002-09-26  Richard Henderson  <rth@redhat.com>

        PR opt/7520
        * emit-rtl.c (active_insn_p): Consider a clobber of the
        function return value to be active even after reload.

2002-09-27  Alan Modra  <amodra@bigpond.net.au>

        * doloop.c (doloop_modify_runtime <biv skips initial incr>): Adjust
        by absolute loop increment, not loop increment.

2002-09-26  Kazu Hirata  <kazu@cs.umass.edu>

        * c-common.h: Follow spelling conventions.
        * cpplex.c: Likewise.
        * cpplib.h: Likewise.
        * gthr-dce.h: Likewise.
        * gthr-posix.h: Likewise.
        * optabs.c: Likewise.
        * output.h: Likewise.
        * profile.c: Likewise.
        * protoize.c: Likewise.
        * ra-rewrite.c: Likewise.
        * real.c: Likewise.
        * recog.c: Likewise.
        * reg-stack.c: Likewise.
        * regclass.c: Likewise.
        * regmove.c: Likewise.
        * reload.c: Likewise.
        * reload.h: Likewise.
        * reload1.c: Likewise.
        * reorg.c: Likewise.
        * resource.c: Likewise.
        * rtl.h: Likewise.
        * rtlanal.c: Likewise.

2002-09-26  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/ia64.c (ia64_expand_load_address): Ensure correct mode
        for symbol address.

2002-09-24  Eric Christopher  <echristo@redhat.com>

        * config/mips/elf.h: Add HANDLE_SYSV_PRAGMA.
        * config/mips/elf64.h: Ditto.

2002-09-24  Eric Christopher  <echristo@redhat.com>

        * except.c (expand_builtin_extract_return_address): Handle case
        where Pmode != ptr_mode.

2002-09-26  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/hpux.h (ASM_OUTPUT_EXTERNAL_LIBCALL): New

2002-09-26  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/hpux.h (TARGET_DEFAULT): Include TARGET_ILP32.

2002-09-26  Igor Shevlyakov <igor@microunity.com>

        * combine.c (simplify_set): Don't call to force_to_mode if size
        of integer type is larger than HOST_BITS_PER_WIDE_INT.

2002-09-26  Janis Johnson  <janis187@us.ibm.com>

        * Makefile.in (qmtest-g++): Fix file path.

2002-09-26  Ulrich Weigand  <uweigand@de.ibm.com>

        * expr.c (expand_expr) [MINUS_EXPR]: Convert A - const to
        A + (-const) on RTX level, even for unsigned types.

2002-09-26  Ulrich Weigand  <uweigand@de.ibm.com>

        * reload.c (dup_replacements): New function.
        (find_reloads): Use it to duplicate replacements at the top level
        of match_dup operands.

2002-09-26  Miles Bader  <miles@gnu.org>

        * v850.md ("length"): Change default value to 4.

2002-09-26  Kazu Hirata  <kazu@cs.umass.edu>

        * ChangeLog.1: Follow spelling conventions.
        * ChangeLog.4: Likewise.
        * ChangeLog.6: Likewise.
        * FSFChangeLog.11: Likewise.
        * doc/cpp.texi: Likewise.
        * doc/invoke.texi: Likewise.
        * doc/tm.texi: Likewise.

2002-09-26  Nick Clifton  <nickc@redhat.com>

        * config.gcc: Add x prefix to v850e case for handling
        --with-cpu=v850e.

2002-09-25  David S. Miller  <davem@redhat.com>

        PR target/7842
        * config/sparc/sparc.c (set_extends): SImode ASHIFT does not
        extend.

2002-09-25  Richard Henderson  <rth@redhat.com>

        * emit-rtl.c (const_double_htab_eq): Distinguish integer and
        fp CONST_DOUBLE; use real_identical.

2002-09-25  Mark Mitchell  <mark@codesourcery.com>

        * doc/invoke.texi: Add more -Wabi examples.

2002-09-25  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (TARGET_MIPS4100): Add missing bracket.

2002-09-24  Denis Chertykov  <denisc@overta.ru>

        * config/ip2k/ip2k.c (function_epilogue): Fix wrong numbers in
        cases of optimizing "add sp,w" to "inc sp".

2002-09-24  Adam Nemet  <anemet@lnxw.com>

        * config/arm/arm.c (thumb_unexpanded_epilogue): Don't generate
        epilogue for naked functions.

2002-09-24  Adam Nemet  <anemet@lnxw.com>
            Nick Clifton  <nickc@redhat.com>

        * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Remove.
        (FUNCTION_PROFILER): Only invoke THUMB_FUNCTION_PROFILER if it
        is defined.

2002-09-24  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (preferred_la_operand_p): New function.
        * config/s390/s390-protos.h (preferred_la_operand_p): Declare it.
        * config/s390/s390.md ("addaddr_esame", "*la_ccclobber"): Replace by ...
        ("*la_64_cc", "*la_31_cc", splitters): ... these.
        ("*la_31"): Deactivate for TARGET_64BIT.
        ("*la_31_and", "*la_31_and_cc"): New.

2002-09-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * real.h (real_value): Make `exp' explicitly signed.

2002-09-24  Kazu Hirata  <kazu@cs.umass.edu>

        * config/elfos.h: Follow spelling conventions.
        * config/alpha/alpha.h: Likewise.
        * config/arc/arc.h: Likewise.
        * config/arm/arm.md: Likewise.
        * config/avr/avr.h: Likewise.
        * config/cris/cris.md: Likewise.
        * config/d30v/d30v.h: Likewise.
        * config/frv/frv.c: Likewise.
        * config/frv/frv.h: Likewise.
        * config/h8300/h8300.c: Likewise.
        * config/h8300/h8300.h: Likewise.
        * config/h8300/h8300.md: Likewise.
        * config/i386/cygwin.h: Likewise.
        * config/i386/i386.h: Likewise.
        * config/i386/sysv3.h: Likewise.
        * config/i960/i960.h: Likewise.
        * config/ia64/ia64.h: Likewise.
        * config/ia64/ia64.md: Likewise.
        * config/ip2k/ip2k.h: Likewise.
        * config/m32r/m32r.h: Likewise.
        * config/m68k/m68k.h: Likewise.
        * config/m88k/m88k.h: Likewise.
        * config/mcore/mcore.c: Likewise.
        * config/mcore/mcore.h: Likewise.
        * config/mcore/mcore.md: Likewise.
        * config/mips/mips.h: Likewise.
        * config/mmix/mmix.h: Likewise.
        * config/mmix/mmix.md: Likewise.
        * config/ns32k/netbsd.h: Likewise.
        * config/ns32k/ns32k.h: Likewise.
        * config/ns32k/ns32k.md: Likewise.
        * config/pa/pa.h: Likewise.
        * config/romp/romp.h: Likewise.
        * config/rs6000/rs6000.h: Likewise.
        * config/rs6000/rs6000.md: Likewise.
        * config/sparc/sparc.h: Likewise.
        * config/stormy16/stormy-abi: Likewise.
        * config/stormy16/stormy16.h: Likewise.
        * config/vax/vax.h: Likewise.

2002-09-23  Zack Weinberg  <zack@codesourcery.com>

        * version.c (version_string): Now const char[].
        * version.h: Update to match.

2002-09-23  Richard Henderson  <rth@redhat.com>

        * config/i386/i386.h (MASK_ACCUMULATE_OUTGOING_ARGS_SET, MASK_MMX_SET,
        MASK_SSE_SET, MASK_SSE2_SET, MASK_3DNOW_SET, MASK_3DNOW_A_SET): Kill.
        (TARGET_SWITCHES): Don't reference them.
        * config/i386/i386.c (override_options): Use target_flags_explicit
        to examine bits set by the user.

2002-09-23  Dale Johannesen  <dalej@apple.com>

        * dbxout.c (dbxout_parms):  Set current_sym_code for params
        passed on stack by invisible reference.

2002-09-23  Richard Earnshaw  <rearnsha@arm.com>

        * arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Always allocate
        at least one byte of space.

2002-09-23  Mark Mitchell  <mark@codesourcery.com>

        * c-common.h (flag_abi_version): Fix typo in comment.
        * doc/invoke.texi (flag_abi_version): Document default value.

2002-09-23  Hans-Peter Nilsson  <hp@axis.com>

        * doc/extend.texi (Extended Asm): Clarify that overlap between
        asm-declared register variables used in an asm and the asm clobber
        list is not allowed.
        * stmt.c (decl_conflicts_with_clobbers_p): New function.
        (expand_asm_operands): Keep track of clobbered registers.  Call
        decl_conflicts_with_clobbers_p for each input and output operand.
        If no conflicts found before, also do conflict sanity check when
        emitting clobbers.

2002-09-23  Richard Henderson  <rth@redhat.com>

        * c-common.c (cpp_define_data_format): Remove.
        (cb_register_builtins): Don't define __WCHAR_BIT__, __SHRT_BIT__,
        __INT_BIT__, __LONG_BIT__, __LONG_LONG_BIT__, __FLOAT_BIT__,
        __DOUBLE_BIT__, __LONG_DOUBLE_BIT__.
        * doc/cpp.texi: Don't document them either.
        (__SCHAR_MAX__, __SHRT_MAX__, __INT_MAX__, __LONG_MAX__,
        __LONG_LONG_MAX__): Document.
        (__TARGET_FLOAT_FORMAT__): Remove.

2002-09-23  Richard Henderson  <rth@redhat.com>

        * real.c (do_multiply): Normalize U before addition.

2002-09-23  Mark Mitchell  <mark@codesourcery.com>

        * c-common.c (flag_abi_version): New variable.
        * c-common.h (flag_abi_version): Declare it.
        * c-opts.c (missing_arg): Add -fabi-version.
        (c_common_decode_option): Process -fabi-version.
        * doc/invoke.texi (-fabi-version): Document it.
        (-Wabi): Add information about bit-fields in unions.

2002-09-22  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/mips/netbsd.h (SUBTARGET_ASM_SPEC): Always pass -KPIC
        unless -fno-pic or -fno-PIC is specified.

2002-09-22  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * c-common.c (preprocessing_trad_p): Define.
        * pa-hiux.h, pa-hpux.h, pa-hpux7.h (CPP_PREDEFINES): Delete.
        (TARGET_OS_CPP_BUILTINS, SUBTARGET_SWITCHES): Define.
        * pa-hpux10.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC): Define.
        * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define.
        * pa-linux.h (CPP_PREDEFINES): Delete.
        (TARGET_OS_CPP_BUILTINS, CPP_SPEC): Define.
        * pa32-linux.h, pa64-linux.h (CPP_SPEC): Delete.
        * pa-osf.h, pa-pro-end.h, rtems.h (CPP_PREDEFINES): Delete.
        (TARGET_OS_CPP_BUILTINS): Define.
        * pa.h (MASK_SIO, TARGET_SIO, TARGET_PA_10): Define.
        (TARGET_SWITCHES): Reformat.  Use N_() macro.  Add SUBTARGET_SWITCHES.
        (SUBTARGET_SWITCHES): Provide default definition.
        (TARGET_OPTIONS): Reformat.  Use N_() macro.
        (CPP_PA10_SPEC, CPP_PA11_SPEC, CPP_PA20_SPEC, CPP_64BIT_SPEC,
        CPP_CPU_DEFAULT_SPEC, CPP_64BIT_DEFAULT_SPEC, SUBTARGET_EXTRA_SPECS,
        EXTRA_SPECS, CPP_SPEC, CPLUSPLUS_CPP_SPEC, CPP_PREDEFINES): Delete.
        (TARGET_CPU_CPP_BUILTINS): Define.
        (TARGET_OS_CPP_BUILTINS): Define for BSD-like systems.
        * doc/invoke.texi (msio, mwsio): Document new hppa options.
        * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Document macro
        preprocessing_trad_p().

2002-09-22  Jason Thorpe  <thorpej@wasabisystems.com>

        * doc/install.texi: Document behavior of --with-headers and
        --with-libs when arguments are omitted.

2002-09-22  Kazu Hirata  <kazu@cs.umass.edu>

        * dbxout.c: Follow spelling conventions.
        * defaults.h: Likewise.
        * df.c: Likewise.
        * diagnostic.h: Likewise.
        * doloop.c: Likewise.
        * dwarf2out.c: Likewise.
        * dwarfout.c: Likewise.
        * emit-rtl.c: Likewise.
        * except.c: Likewise.
        * explow.c: Likewise.
        * expmed.c: Likewise.
        * expr.c: Likewise.
        * expr.h: Likewise.
        * flags.h: Likewise.
        * flow.c: Likewise.
        * fold-const.c: Likewise.
        * function.c: Likewise.
        * function.h: Likewise.
        * gcc.c: Likewise.
        * gcov-io.h: Likewise.
        * gcov.c: Likewise.
        * gcse.c: Likewise.
        * genattrtab.c: Likewise.
        * genconfig.c: Likewise.
        * genrecog.c: Likewise.
        * ggc-page.c: Likewise.
        * ggc.h: Likewise.
        * global.c: Likewise.
        * gthr-win32.h: Likewise.
        * integrate.c: Likewise.
        * jump.c: Likewise.
        * langhooks.c: Likewise.
        * langhooks.h: Likewise.
        * line-map.h: Likewise.
        * local-alloc.c: Likewise.
        * longlong.h: Likewise.
        * loop.c: Likewise.
        * loop.h: Likewise.

Tue Aug 27 22:26:35 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.h (BIGGEST_FIELD_ALIGNMENT): Set proper default for x86_64.

Tue Aug 27 20:07:01 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.c (overwrite_options): Set -mpreferred-stack-boundary to 128
        for -Os/TARGET_64BIT too.

2002-09-21  Kazu Hirata  <kazu@cs.umass.edu>

        * ChangeLog: Follow spelling conventions.
        * ChangeLog.0: Likewise.
        * ChangeLog.1: Likewise.
        * ChangeLog.2: Likewise.
        * ChangeLog.3: Likewise.
        * ChangeLog.4: Likewise.
        * ChangeLog.5: Likewise.
        * ChangeLog.6: Likewise.
        * FSFChangeLog.10: Likewise.
        * FSFChangeLog.11: Likewise.
        * alias.c: Likewise.
        * basic-block.h: Likewise.
        * c-aux-info.c: Likewise.
        * c-common.c: Likewise.
        * c-common.h: Likewise.
        * c-decl.c: Likewise.
        * c-format.c: Likewise.
        * c-semantics.c: Likewise.
        * c-typeck.c: Likewise.
        * calls.c: Likewise.
        * cfganal.c: Likewise.
        * cfgloop.c: Likewise.
        * collect2.c: Likewise.
        * combine.c: Likewise.
        * conflict.c: Likewise.
        * cppexp.c: Likewise.
        * cppfiles.c: Likewise.
        * cpphash.h: Likewise.
        * cppinit.c: Likewise.
        * cpplex.c: Likewise.
        * cpplib.c: Likewise.
        * cpplib.h: Likewise.
        * cppmacro.c: Likewise.
        * cse.c: Likewise.

2002-09-21  Richard Earnshaw  <rearnsha@arm.com>

        * netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): New, takes old definition of
        LINK_SPEC.
        (LINK_SPEC): Define to NETBSD_LINK_SPEC_AOUT.
        * arm/netbsd.h (SUBTARGET_EXTRA_SEPCS): Add NETBSD_LINK_SPEC_AOUT.
        (LINK_SPEC): Rework to use NETBSD_LINK_SPEC_AOUT).

2002-09-21  Richard Earnshaw  <rearnsha@arm.com>

        PR opt/7930
        * cse.c (fold_rtx): Calculate old_cost before we fold each
        operand.

2002-09-21  Richard Henderson  <rth@redhat.com>

        * c-common.c (cpp_define_data_format): Remove __GCC_LITTLE_ENDIAN__,
        __GCC_BIG_ENDIAN__, __TARGET_BITS_ORDER__, __TARGET_BYTES_ORDER__,
        __TARGET_INT_WORDS_ORDER__, __TARGET_FLOAT_WORDS_ORDER__,
        __TARGET_USES_VAX_F_FLOAT__, __TARGET_USES_VAX_D_FLOAT__,
        __TARGET_USES_VAX_G_FLOAT__, __TARGET_USES_VAX_H_FLOAT__.
        * doc/cpp.texi: Don't document them.

2002-09-21  Richard Henderson  <rth@redhat.com>

        * c-common.c (builtin_define_float_constants): Use real_format
        to get the floating-point parameters.

2002-09-21  Richard Henderson  <rth@redhat.com>

        * real.c (struct real_format): Move to real.h.
        (real_format_for_mode): Rename from fmt_for_mode; update all users;
        initialize with ieee defaults.
        (real_to_target_fmt, real_from_target_fmt): New.
        (ieee_single_format, ieee_double_format, ieee_extended_motorola_format,
        ieee_extended_intel_96_format, ieee_extended_intel_128_format,
        ieee_quad_format, i370_single_format, i370_double_format,
        c4x_single_format, c4x_extended_format): Rename from s/_format//.
        (ieee_quad_format): Fix emin.
        (format_for_size, init_real_once): Remove.
        * real.h (struct real_format): Move from real.c.
        (real_format_for_mode): Declare.
        (real_to_target_fmt, real_from_target_fmt): Declare.
        (ieee_single_format, ieee_double_format, ieee_extended_motorola_format,
        ieee_extended_intel_96_format, ieee_extended_intel_128_format,
        ieee_quad_format, vax_f_format, vax_d_format, vax_g_format,
        i370_single_format, i370_double_format, c4x_single_format,
        c4x_extended_format): Declare.
        * toplev.c (do_compile): Don't call init_real_once.

        * defaults.h (INTEL_EXTENDED_IEEE_FORMAT): Remove.
        * doc/tm.texi (INTEL_EXTENDED_IEEE_FORMAT): Remove.

        * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Define.
        * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): 64, if vax mode.
        * config/alpha/alpha.c (override_options): Set real_format_for_mode
        for VAX, if enabled.

        * config/c4x/c4x.c (c4x_override_options): Set real_format_for_mode
        for C4X.

        * config/i370/i370.h (OVERRIDE_OPTIONS): New.
        * config/i370/i370.c (override_options): New.
        * config/i370/i370-protos.h: Update.

        * config/i386/i386.c (override_options): Set real_format_for_mode
        for Intel 80-bit extended.
        * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Remove.

        * config/i960/i960.h (LONG_DOUBLE_TYPE_SIZE): Mind -mlong-double-64.
        (OVERRIDE_OPTIONS): Move code...
        * config/i960/i960.c (i960_initialize): ... here.  Set
        real_format_for_mode for Intel 80-bit extended.

        * config/ia64/ia64.c (ia64_override_options): Set real_format_for_mode
        for Intel 80-bit extended, if enabled.

        * config/m68k/m68k.c (override_options): Set real_format_for_mode
        for Motorola 96-bit extended.

        * config/vax/vax.h (OVERRIDE_OPTIONS): New.
        * config/vax/vax.c (override_options): New.
        * config/vax/vax-protos.h: Update.

2002-09-21  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.md (builtin_setjmp_receiver): Add
        #if TARGET_MACHO.

        * config/rs6000/rs6000.md (floatdisf2_internal2): Combine
        insns.  Supply missing clobber of scratch reg.

2002-09-20  Kazu Hirata  <kazu@cs.umass.edu>

        * config/m32r/m32r.c: Follow spelling conventions.
        * config/m32r/m32r.h: Likewise.
        * config/m32r/m32r.md: Likewise.
        * config/m68k/m68k.c: Likewise.
        * config/m88k/m88k.c: Likewise.
        * config/mcore/mcore.c: Likewise.
        * config/mips/mips.c: Likewise.
        * config/mips/mips.h: Likewise.
        * config/mmix/mmix.c: Likewise.
        * config/mn10200/mn10200.c: Likewise.
        * config/ns32k/ns32k.h: Likewise.
        * config/pa/pa.c: Likewise.
        * config/pa/pa64-linux.h: Likewise.
        * config/pdp11/pdp11.h: Likewise.
        * config/romp/romp.c: Likewise.
        * config/romp/romp.h: Likewise.
        * config/rs6000/eabi.asm: Likewise.
        * config/rs6000/linux64.h: Likewise.
        * config/rs6000/rs6000.c: Likewise.
        * config/rs6000/rs6000.h: Likewise.
        * config/rs6000/rs6000.md: Likewise.
        * config/rs6000/sysv4.h: Likewise.
        * config/rs6000/xcoff.h: Likewise.

2002-09-20  Jim Wilson  <wilson@redhat.com>

        * config/v850/v850/lib1funcs.asm (__muldi3): Change r5 to r28.

2002-09-20  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.md (UNSPEC_GOTNTPOFF, UNSPEC_INDNTPOFF): New.
        * config/i386/i386.c (legitimate_pic_address_disp_p): Handle
        UNSPEC_GOTNTPOFF and UNSPEC_INDNTPOFF like UNSPEC_GOTTPOFF.
        (legitimate_address_p): Likewise.
        (legitimize_address): Use @gotntpoff and @indntpoff.
        (output_pic_addr_const): Handle UNSPEC_GOTNTPOFF and UNSPEC_INDNTPOFF.
        (output_addr_const_extra): Likewise.

2002-09-20  Jim Wilson  <wilson@redhat.com>

        * combine.c (try_combine): When split an instruction pair, where the
        first has a sign_extend src, verify that the src and dest modes match.

2002-09-20  Richard Henderson  <rth@redhat.com>

        * config/mips/mips.c (dfhigh, dflow, sfhigh, sflow): Remove.
        (override_options): Do not initialize them.
        (mips_const_double_ok): Allow no fp constants except zero,
        and not even that for mips16.
        (const_float_1_operand): Use dconst1.
        * config/mips/mips.md (movsf, movsf_internal1, movsf_internal2,
        movdf, movdf_internal1, movdf_internal1a, movdf_internal2):
        Don't allow arbitrary constants; fix predicates and C constraint.

2002-09-20  Neil Booth  <neil@daikokuya.co.uk>

        * cppmacro.c: Don't warn about function-like macros without
        '(' during pre-expansion.

2002-09-20  Jim Wilson  <wilson@redhat.com>

        * config/v850/v850.c (current_function_anonymous_args): Delete.
        (expand_prologue): Use current_function_args_info.anonymous_args.
        (expand_epilogue): Delete use of current_function_anonymous_args.
        * config/v850/v850.h (struct cum_arg): Add anonymous_args field.
        (INIT_CUMULATIVE_ARGS): Clear anonymous_args field.
        (current_function_anonymous_args): Delete extern declaration.
        (SETUP_INCOMING_VARARGS): Set anonymous_args field.

2002-09-20  Geoffrey Keating  <geoffk@apple.com>

        * config/rs6000/rs6000.c (rs6000_emit_prologue): Update for change
        to load_macho_picbase.
        * config/rs6000/rs6000.md: Document Darwin-specific unspec IDs.
        (load_macho_picbase): Take the symbol to use as a parameter.
        (macho_correct_pic): New insn.
        (builtin_setjmp_reciever): On Darwin, restore the PIC register.

        * config/rs6000/rs6000.h (ELIMINABLE_REGS): Use
        RS6000_PIC_OFFSET_TABLE_REGNUM rather than hardcoding 30.
        (CAN_ELIMINATE): Likewise.
        (INITIAL_ELIMINATION_OFFSET): Likewise.
        (TOC_REGISTER): Likewise.

2002-09-20  Richard Henderson  <rth@redhat.com>

        * real.c (real_hash): New.
        * real.h: Declare it.
        * cse.c (canon_hash): Use it.
        * cselib.c (hash_rtx): Likewise.
        * emit-rtl.c (const_double_htab_hash): Likewise.
        * rtl.h (CONST_DOUBLE_REAL_VALUE): New.
        * varasm.c (struct rtx_const): Reduce vector size; separate
        integer and fp vectors.
        (HASHBITS): Remove.
        (const_hash_1): Rename from const_hash.  Use real_hash.  Do not
        take modulus MAX_HASH_TABLE.
        (const_hash): New.  Do take modulus MAX_HASH_TABLE.
        (output_constant_def): Do not take modulus MAX_HASH_TABLE.
        (SYMHASH): Don't use HASHBITS.
        (decode_rtx_const): Copy only active bits from REAL_VALUE_TYPE.
        Fix CONST_VECTOR thinko wrt fp vectors.  Fix kind comparison.
        (simplify_subtraction): Fix kind comparison.
        (const_hash_rtx): Return unsigned int.  Don't use HASHBITS.
        Use a union to pun integer array.
        * config/rs6000/rs6000.c (rs6000_hash_constant): Use real_hash;
        only hash two words of integral CONST_DOUBLE.

2002-09-20  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/hpux.h (STARTFILE_SPEC): Modify.
        (STARTFILE_PREFIX_SPEC): New.
        (LINK_SPEC): Modify.
        (LIB_SPEC): Modify.
        (LIBGCC_SPEC): New.

2002-09-20  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
        UNSPEC_NTPOFF and UNSPEC_DTPOFF to be offsetted by constant.

2002-09-20  Jeroen Dobbelaere  <jeroen.dobbelaere@acunia.com>

        * config/arm/arm.md (sign_extract_onebit, not_signextract_onebit):
        Add clobber of the condition code register.

2002-09-20  Richard Henderson  <rth@redhat.com>

        * real.c (do_fix_trunc): Static.
        (encode_ieee_single, encode_ieee_double, encode_ieee_extended,
        encode_ieee_quad, encode_vax_f, encode_vax_d, encode_vax_g,
        encode_i370_single, encode_i370_double, encode_c4x_single,
        encode_c4x_extended): Add default abort case.

2002-09-20  Richard Henderson  <rth@redhat.com>

        * real.h (enum real_value_class, SIGNIFICAND_BITS, EXP_BITS,
        MAX_EXP, SIGSZ, SIG_MSB, struct real_value): Move from real.c.
        (struct realvaluetype): Remove.
        (REAL_VALUE_TYPE): Use struct real_value.
        (REAL_VALUE_TYPE_SIZE): Use SIGNIFICAND_BITS.
        (test_real_width): New.
        * real.c: Global replace struct real_value with REAL_VALUE_TYPE.
        (real_arithmetic): Avoid hoops for REAL_VALUE_TYPE parameters.
        (real_compare, real_exponent, real_ldexp, real_isinf, real_isnan,
        real_isneg, real_isnegzero, real_identical, exact_real_inverse,
        real_to_integer, real_to_integer2, real_to_decimal,
        real_to_hexadecimal, real_from_string, real_from_integer,
        real_inf, real_nan, real_2expN, real_convert, real_to_target,
        real_from_target): Likewise.
        * tree.h (struct tree_real_cst): Use real_value not realvaluetype.
        * gengtype-yacc.y (bitfieldopt): Accept an ID as well.

2002-09-20  Richard Henderson  <rth@redhat.com>

        * real.h (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT,
        IBM_FLOAT_FORMAT, C4X_FLOAT_FORMAT, TARGET_FLOAT_FORMAT): Move ...
        * defaults.h: ... here.
        * config/arm/arm.h, config/avr/avr.h, config/d30v/d30v.h,
        config/fr30/fr30.h, config/frv/frv.h, config/ia64/ia64.h,
        config/ip2k/ip2k.h, config/mips/mips.h, config/stormy16/stormy16.h,
        config/xtensa/xtensa.h (TARGET_FLOAT_FORMAT): Remove.

2002-09-20  Hans-Peter Nilsson  <hp@bitrange.com>

        * config/mmix/mmix.md ("negdf2"): Rewrite.
        ("*expanded_negdf2"): New.

2002-09-19  Jim Wilson  <wilson@redhat.com>

        * combine.c (simplify_set): When optimizing a subreg src with a
        cc0 dest, use GET_MODE (src) for mask instead of inner_mode.

2002-09-19  Dale Johannesen <dalej@apple.com>
        * combine.c (make_extraction): Don't create
        invalid subreg.

2002-09-19  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (addr_generation_dependency_p): Handle SUBREG
        and STRICT_LOW_PART within SET_DEST.
        * config/s390/s390.md ("*extractqi", "*extracthi"): New insns with
        splitters, replacing pre-reload splitters.
        ("*zero_extendhisi2_31", "*zero_extendqisi2_31",
        "*zero_extendqihi2_31"): New insns.
        ("*zero_extendqihi2_64"): Do not clobber CC.

2002-09-19  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/hpux.h (CTORS_SECTION_ASM_OP): New.
        (DTORS_SECTION_ASM_OP): Ditto.
        (READONLY_DATA_SECTION_ASM_OP): Moved.
        (DATA_SECTION_ASM_OP): New.
        (SDATA_SECTION_ASM_OP): New.
        (BSS_SECTION_ASM_OP): New.
        (SBSS_SECTION_ASM_OP): New.
        (TEXT_SECTION_ASM_OP): New.

2002-09-19  Kazu Hirata  <kazu@cs.umass.edu>

        * config/fp-bit.c: Follow spelling conventions.
        * config/d30v/d30v.c: Likewise.
        * config/d30v/d30v.h: Likewise.
        * config/fr30/fr30.c: Likewise.
        * config/fr30/fr30.h: Likewise.
        * config/fr30/fr30.md: Likewise.
        * config/frv/frv.c: Likewise.
        * config/frv/frv.h: Likewise.
        * config/h8300/h8300.c: Likewise.
        * config/h8300/lib1funcs.asm: Likewise.
        * config/i370/i370.c: Likewise.
        * config/i386/i386.h: Likewise.
        * config/i386/i386.md: Likewise.
        * config/i386/pentium.md: Likewise.
        * config/i386/winnt.c: Likewise.
        * config/i960/i960.c: Likewise.
        * config/ia64/ia64.h: Likewise.
        * config/ip2k/ip2k.c: Likewise.
        * config/ip2k/ip2k.h: Likewise.
        * config/ip2k/ip2k.md: Likewise.
        * config/ip2k/libgcc.S: Likewise.

2002-09-19  Stephen Clarke <stephen.clarke@superh.com>

        * config/sh/sh.h (UNSPEC_GOTOFF_P): Define.
        (GOTOFF_P): Extend to allow gotoff plus constant.

2002-09-18  Richard Henderson  <rth@redhat.com>

        * ifcvt.c (noce_process_if_block): Correctly detect X modified
        with INSN_B before COND_EARLIEST.  Don't check A and B for
        modification in condition range.  Reorder INSN_B for A==B properly.
        (if_convert): Iterate until no matches for a block.

2002-09-18  Richard Henderson  <rth@redhat.com>

        * calls.c (store_one_arg): Rename default_align to parm_align;
        always adjust parm_align for downward padding.

2002-09-18  Richard Henderson  <rth@redhat.com>

        * toplev.c (backend_init): Move init_real_once invocation ...
        (do_compile): ... here.

2002-09-18  Richard Henderson  <rth@redhat.com>

        * sibcall.c (optimize_sibling_and_tail_recursive_call): Also remove
        RTX_UNCHANGING_P markers for successful tail-recursive replacement.

2002-09-18  Richard Henderson  <rth@redhat.com>

        * real.c (round_for_format): Collect sticky as unsigned long, not bool.

2002-09-19  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.md: (floatdisf2): Rename to
        floatdisf2_internal1.
        (floatdisf2): New define_expand.
        (floatdisf2_internal2): Likewise.

2002-09-18  Richard Henderson  <rth@redhat.com>

        * real.c (sticky_rshift_significand): Collect sticky as
        unsigned long, not bool.

2002-09-18  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_address_cost): New function.
        config/s390/s390-protos.h (s390_address_cost): Add prototype.
        config/s390/s390.h (ADDRESS_COST): Call s390_address_cost.
        (RTX_COST): Use COSTS_N_INSNS.

2002-09-18  Douglas Rupp  <rupp@gnat.com>
            Donn Terry  <donnte@microsoft.com>

        * stor-layout.c (place_field): Handle alignment of whole
        structures when MSVC compatible bitfields are involved.
        Change method of computing location of MS bitfields to
        be compatible with #pragma pack(n).

        * tree.h (record_layout_info): Add new field
        remaining_in_alignment.

        * doc/tm.texi: (TARGET_MS_BITFIELD_LAYOUT_P): Update.
        (pragma pack): Add paragraph on MSVC bit-field packing.

2002-09-18  Richard Earnshaw  (reanrsha@arm.com)

        PR optimization/7967
        * arm.md (ne_zeroextractsi): Add clobber of the condition code
        register.

2002-09-18  Kazu Hirata  <kazu@cs.umass.edu>

        * config/s390/s390.c: Follow spelling conventions.
        * config/sh/lib1funcs.asm: Likewise.
        * config/sh/sh.c: Likewise.
        * config/sh/sh.h: Likewise.
        * config/sparc/sparc.c: Likewise.
        * config/sparc/sparc.h: Likewise.
        * config/sparc/sparc.md: Likewise.
        * config/stormy16/stormy16.c: Likewise.
        * config/stormy16/stormy16.h: Likewise.
        * config/v850/v850.c: Likewise.
        * config/v850/v850.h: Likewise.
        * config/vax/vax.c: Likewise.
        * config/vax/vax.h: Likewise.

2002-09-18  Nick Clifton  <nickc@redhat.com>

        * config/rs60000/rs6000.c (rs6000_emit_move): Handle V1DImode moves.
        * config/rs60000/rs6000.c (SPE_VECTOR_MODE): Include V1DImode.
        * config/rs6000/spe.md (movv1di, movv1di_internal): New patterns.

2002-09-17  Zack Weinberg  <zack@codesourcery.com>

        * ABOUT-GCC-NLS: Remove reference to enquire, and out-of-date
        statement that the only translation is to en_UK.

2002-09-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/alpha/alpha.c: Follow spelling conventions.
        * config/alpha/alpha.h: Likewise.
        * config/alpha/alpha.md: Likewise.
        * config/arc/arc.h: Likewise.
        * config/arm/arm.c: Likewise.
        * config/arm/arm.h: Likewise.
        * config/arm/arm.md: Likewise.
        * config/arm/pe.c: Likewise.
        * config/arm/unknown-elf.h: Likewise.
        * config/avr/avr.c: Likewise.
        * config/avr/avr.h: Likewise.
        * config/c4x/c4x.c: Likewise.
        * config/cris/cris.c: Likewise.
        * config/cris/cris.h: Likewise.

2002-09-17  Samuel Figueroa  <figueroa@apple.com>

        * final.c (final_scan_insn): Use new macro ASM_OUTPUT_ALIGN_WITH_NOP.
        * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP) New macro.
        * doc/tm.texi (ASM_OUTPUT_ALIGN_WITH_NOP) New description.

2002-09-17  Dale Johannesen  <dalej@apple.com>

        * cfgcleanup.c (try_forward_edges):  Do not forward a
        branch to just after a loop exit before loop optimization;
        this interfered with doloop detection.

2002-09-17  Nick Clifton  <nickc@redhat.com>

        * config/arm/arm.c (output_return_instruction): Do not
        writeback the stack pointer when it is being loaded.
        (arm_output_epilogue): Likewise.

2002-09-17  Kazu Hirata  <kazu@cs.umass.edu>

        * optabs.c (prepare_cmp_insn): Let emit_library_call_value
        generate a pseudo reg that receives the result of a libcall.
        (prepare_float_lib_cmp): Likewise.

2002-09-17  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/elf.h: Remove CPP_PREDEFINES.

Tue Sep 17 13:58:04 2002  Nicola Pero  <n.pero@mi.flashnet.it>

        Fix PR/7014 and related objc bugs:
        * c-typeck.c (comp_target_types): Added a reflexive argument.
        Pass it to ObjC when/if calling objc_comptypes().  Updated all
        callers to provide the appropriate reflexive argument.
        * objc/objc-act.c (objc_comptypes): Carefully checked and fixed
        typechecking for all cases of comparisons and assignments,
        particularly the obscure and less common ones involving protocols.

2002-09-17  Nick Clifton  <nickc@redhat.com>

        * machmode.def (V1DImode): New mode.  A single element vector.
        * tree.h (TI_UV1DI_TYPE, TI_V1DI_TYPE): New tree_index enums.
        (unsigned_V1DI_type_node, V1D1_type_node): New type nodes.
        * tree.c (build_common_tree_nodes_2): Build
        unsigned_V1DI_type_node and V1D1_type_node.
        * c-common.c (c_common_type_for_mode): Return
        unsigned_V1DI_type_node or V1D1_type_node for V1DImode.
        * rtl.c (class_narrowest_): Start integer vector nodes with V1DImode.

Tue Sep 17 13:40:13 2002  Nicola Pero  <n.pero@mi.flashnet.it>

        * doc/objc.texi (Constant string objects): Extended documentation
        to make clear that the constant string class ivar layout is
        completely fixed.

2002-09-17  Roger Sayle  <roger@eyesopen.com>

        * cfgrtl.c (flow_delete_block_noexpunge): Delete orphaned
        NOTE_INSN_LOOP_CONT notes when deleting basic blocks.

2002-09-16  Richard Henderson  <rth@redhat.com>

        * expr.c (emit_block_move): Set memory block size as appropriate
        for the copy.

2002-09-16  Richard Henderson  <rth@redhat.com>

        PR fortran/3924
        * sdbout.c (sdbout_symbol): Don't handle offsets from a symbol.

2002-09-16  Richard Henderson  <rth@redhat.com>

        * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust SIZE
        as well as OFFSET for BITPOS.

2002-09-16  Jeff Garzik  <jgarzik@mandrakesoft.com>

        * config.gcc: Treat winchip_c6-*|winchip2-*|c3-* as pentium-mmx.
        * config/i386/i386.c (processor_alias_table): Add winchip-c6,
        winchip2 and c3.
        * doc/invoke.texi: Mention new aliases.

2002-09-16  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * calls.c (store_one_arg): Set default alignment for BLKmode arguments
        to BITS_PER_UNIT when ARGS_GROW_DOWNWARD and the padding direction is
        downward.
        * function.c (pad_below):  Always compile.
        (locate_and_pad_parm): If defined ARGS_GROW_DOWNWARD, pad argument to
        alignment when it is not in a register or REG_PARM_STACK_SPACE is true.
        Pad below when the argument is not in a register and the padding
        direction is downward.

        * pa-64.h (MUST_PASS_IN_STACK): Move define to pa.h.
        (PAD_VARARGS_DOWN): Define.
        * pa.c (function_arg_padding): Revise padding directions to make them
        compatible with the 32 and 64-bit runtime architecture documentation.
        (hppa_va_arg):  Add code to handle variable and size zero arguments
        passed by reference on TARGET_64BIT.  Reformat.
        (function_arg): Use a PARALLEL for BLKmode and aggregates args on
        TARGET_64BIT.  Use a DImode PARALLEL for BLKmode args 5 to 8 bytes
        wide when !TARGET_64BIT.  Move forward check for mode==VOIDmode.
        Add comments.
        * pa.h (MAX_PARM_BOUNDARY): Correct define for TARGET_64BIT.
        (RETURN_IN_MEMORY): Return size zero types in memory.
        (FUNCTION_VALUE): Return TFmode in general registers.
        (MUST_PASS_IN_STACK): Define.
        (FUNCTION_ARG_BOUNDARY): Simplify.
        (FUNCTION_ARG_PASS_BY_REFERENCE): Pass variable and zero sized types
        by reference.
        (FUNCTION_ARG_CALLEE_COPIES): Define to FUNCTION_ARG_PASS_BY_REFERENCE.

2002-09-16  Richard Henderson  <rth@redhat.com>

        * real.c (do_fix_trunc): New.
        (real_arithmetic): Call it.
        * simplify-rtx.c (simplify_unary_operation): Handle FIX
        with a floating-point result mode.

2002-09-16  Richard Henderson  <rth@redhat.com>

        * builtin-types.def (BT_FN_FLOAT_CONST_STRING): New.
        (BT_FN_DOUBLE_CONST_STRING, BT_FN_LONG_DOUBLE_CONST_STRING): New.
        * builtins.def (__builtin_nan, __builtin_nanf, __builtin_nanl): New.
        (__builtin_nans, __builtin_nansf, __builtin_nansl): New.
        * builtins.c (fold_builtin_nan): New.
        (fold_builtin): Call it.
        * real.c (real_nan): Parse a non-empty string.
        (round_for_format): Fix NaN significand truncation.
        * real.h (real_nan): Return bool.
        * doc/extend.texi: Document new builtins.

2002-09-16  Jason Merrill  <jason@redhat.com>
            Danny Smith  <dannysmith@users.sourceforge.net>

        * config/i386/winnt.c (ix86_handle_dll_attribute): Set
        DECL_EXTERN and TREE_PUBLIC for dllimported variables here...
        (i386_pe_mark_dllimport): Not here.

2002-09-16  Nathan Sidwell  <nathan@codesourcery.com>

        * c-semantics.c (genrtl_do_stmt): Cope with NULL cond.

2002-09-16  Geoffrey Keating  <geoffk@redhat.com>

        * config/rs6000/rs6000.c (build_mask64_2_operands): Suppress
        warnings about unused operands when HOST_BITS_PER_WIDE_INT is
        < 64.
        (rs6000_emit_cmove): Use real_isinf not target_isinf.

2002-09-16  Kazu Hirata  <kazu@cs.umass.edu>

        * calls.c (emit_library_call_value_1): Don't refer to
        hard_libcall_value.
        * optabs.c (prepare_float_lib_cmp): Likewise.

2002-09-16  Geoffrey Keating  <geoffk@apple.com>

        * ggc-common.c (ggc_mark_rtx_children_1): Update for changed name
        mangling.

        The following changes are merged from pch-branch:

        * doc/gty.texi (GTY Options): Document %a.
        * gengtype.c (do_scalar_typedef): New function.
        (process_gc_options): Handle `length' option.
        (set_gc_used_type): A pointer to an array of structures doesn't
        qualify as a pointer to a structure.
        (output_escaped_param): Add `%a' escape.
        (write_gc_structure_fields): Allow 'desc' on array of unions.
        (main): Define `uint8', `jword' and `JCF_u2' as scalars; use
        do_scalar_typedef.

        * gengtype.c (enum rtx_code): Make global.
        (rtx_format): Make global.
        (rtx_next): New.
        (gen_rtx_next): New.
        (write_rtx_next): New.
        (adjust_field_rtx_def): Skip fields marked by chain_next.
        (open_base_files): Delete redundant prototype.
        (write_enum_defn): New.
        (output_mangled_typename): Correct abort call.
        (write_gc_marker_routine_for_structure): Handle chain_next and
        chain_prev options.
        (finish_root_table): Don't output redundant \n.
        (main): Call gen_rtx_next, write_rtx_next, write_enum_defn.
        * c-tree.h (union lang_tree_node): Add chain_next option.

        * gengtype.h (NUM_PARAM): New definition.
        (struct type): For TYPE_PARAM_STRUCT, allow multiple parameters.
        * gengtype.c (find_param_structure): New.
        (adjust_field_type): Handle param<n>_is option.
        (process_gc_options): Detect use_params option.  Update callers.
        (set_gc_used_type): Add 'param' parameter, update callers.  Handle
        'use_params' option.
        (open_base_files): Add splay-tree.h to list of files included.
        (output_mangled_typename): New.
        (write_gc_structure_fields): Update 'param' parameter to support
        multiple parameters.  Change name mangling.  Allow parameterized
        fields to have an apparent scalar type.  Handle param<n>_is options,
        use_param option.
        (write_gc_marker_routine_for_structure): Update for change to name
        mangling.  Better guess the output file for parameterized types.
        (write_gc_types): Update for change to name mangling.
        (write_gc_root): Update for change to name mangling.  Handle (ignore)
        param<n>_is options.
        * doc/gty.texi (GTY Options): Add description of param<n>_is
        options, use_params option.
        * ggc.h (ggc_mark_rtx): Update for changed name mangling.
        * gengtype-lex.l: Produce token for param<n>_is.
        * gengtype-yacc.y: Parse param<n>_is.

        * gengtype.c (adjust_field_tree_exp): Don't name a variable 'rindex'.

        * rtl.c: Update comment describing rtx_format.
        * rtl.h (union rtunion): Separate definition and typedef.
        (struct rtx_def): Use gengtype to mark.
        * Makefile.in (gengtype.o): Also depend on rtl.def.
        * ggc.h (ggc_mark_rtx_children): Delete prototype.
        (ggc_mark_rtx): Change to alias of gengtype-generated routine.
        * ggc-common.c (ggc_mark_rtx_children): Delete.
        (ggc_mark_rtx_children_1): Delete.
        (gt_ggc_m_rtx_def): Delete.
        * gengtype.c (adjust_field_rtx_def): New.
        (adjust_field_type): Call adjust_field_rtx_def.
        (write_gc_structure_fields): Add 'default' case to switch if none
        is specified; remove unused code.

        * tree.h (struct tree_exp): Update for change to meaning
        of special.
        * gengtype.c (adjust_field_tree_exp): New function.
        (adjust_field_type): Handle `tree_exp' special here.
        (write_gc_structure_fields): Don't handle `tree_exp' special here.
        Handle new `dot' option.

        * gengtype.h: Make `info' a pointer-to-const.
        * gengtype-yacc.y (yacc_ids): Use xasprintf.

        * gengtype.c (write_gc_structure_fields): Remove implementation
        of `always' option, add `default' option.
        * doc/gty.texi (GTY Options): Remove documentation of `always',
        add `default'.

2002-09-16  Hans-Peter Nilsson  <hp@bitrange.com>

        * output.h: Remove #ifdef RTX_CODE and #ifdef TREE_CODE.

2002-09-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * m68hc11.md (addhi_sp): Fix uninitialized variable bug.

        * c4x-c.c, c4x.c, darwin.c, i370-c.c, m32r.c: Include tm_p.h
        instead of the *-protos.h file directly.
        * t-c4x, t-i370, t-v850: Depend on $(TM_P_H).
        * darwin.c (machopic_output_stub): Move prototype ...
        * darwin-protos.h (machopic_output_stub): ... here.
        * rs6000-protos.h (machopic_output_stub): Don't declare.

2002-09-16  Richard Henderson  <rth@redhat.com>

        * c-common.c (builtin_define_float_constants): Emit __FOO_DENORM_MIN__.

2002-09-16  Richard Henderson  <rth@redhat.com>

        * real.c, real.h: Rewrite from scratch.

        * Makefile.in (simplify-rtx.o): Depend on TREE_H.
        (paranoia): New target.
        * builtins.c (fold_builtin_inf): Use new real.h interface.
        * c-common.c (builtin_define_with_hex_fp_value): Likewise.
        * c-lex.c (interpret_float): Likewise.
        * emit-rtl.c (gen_lowpart_common): Likewise.
        * optabs.c (expand_float): Use real_2expN.
        * config/ia64/ia64.md (divsi3, udivsi3): Likewise.
        * defaults.h (INTEL_EXTENDED_IEEE_FORMAT): New.
        (FLOAT_WORDS_BIG_ENDIAN): New.
        * cse.c (find_comparison_args): Don't pass FLOAT_STORE_FLAG_VALUE
        directly to REAL_VALUE_NEGATIVE.
        * loop.c (canonicalize_condition): Likewise.
        * simplify-rtx.c: Include tree.h.
        (simplify_unary_operation): Don't handle FIX and UNSIGNED_FIX
        with floating-point result modes.
        * toplev.c (backend_init): Call init_real_once.

        * fold-const.c (force_fit_type): Don't call CHECK_FLOAT_VALUE.
        * tree.c (build_real): Likewise.
        * config/alpha/alpha.c, config/vax/vax.c (float_strings,
        float_values, inited_float_values, check_float_value): Remove.
        * config/alpha/alpha.h, config/m68hc11/m68hc11.h,
        config/m88k/m88k.h, config/vax/vax.h (CHECK_FLOAT_VALUE): Remove.
        * doc/tm.texi (CHECK_FLOAT_VALUE): Remove.
        (VAX_HALFWORD_ORDER): Remove.

2002-09-16  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c: (legitimize_la_operand): Remove, replace by ...
        (s390_load_address): ... this new function.
        (s390_decompose_address): Allow the argument pointer and all
        virtual registers as 'pointer' registers.
        (s390_expand_plus_operand): Use s390_load_address.
        config/s390/s390.md (movti, movdi, movdf splitters): Likewise.
        ("force_la_31"): New insn pattern.
        config/s390/s390-protos.h (legitimize_la_operand): Remove.
        (s390_load_address): Add prototype.

        * config/s390/s390.c: Include "optabs.h".
        (s390_expand_movstr, s390_expand_clrstr, s390_expand_cmpstr): New.
        config/s390/s390-protos.h (s390_expand_movstr, s390_expand_clrstr,
        s390_expand_cmpstr): Add prototypes.
        config/s390/s390.md ("movstrdi", "movstrsi"): Call s390_expand_movstr.
        ("movstrdi_short"): Rename to "movstr_short_64".  Change predicates
        for operands 0 and 1 to "memory_operand".  Add type attribute.
        ("movstrsi_short"): Rename to "movstr_short_31".  Change predicates
        for operands 0 and 1 to "memory_operand".  Add type attribute.
        ("movstrdi_long", "movstrsi_long"): Remove.
        ("movstrdi_64"): Rename to "movstr_long_64". Add type attribute.
        ("movstrsi_31"): Rename to "movstr_long_31". Add type attribute.
        ("clrstrdi", "clrstrsi"): Call s390_expand_clrstr.
        ("clrstrsico"): Remove, replace by ...
        ("clrstr_short_64", "clrstr_short_31"): ... these new patterns.
        ("clrstrsi_64"): Rename to "clrstr_long_64".
        ("clrstrsi_31"): Rename to "clrstr_long_31".
        ("cmpstrdi", "cmpstrsi"): Call s390_expand_cmpstr.
        ("cmpstr_const"): Remove, replace by ...
        ("cmpstr_short_64", "cmpstr_short_31"): ... these new patterns.
        ("cmpstr_64"): Rename to "cmpstr_long_64".
        ("cmpstr_31"): Rename to "cmpstr_long_31".

2002-09-16  Kazu Hirata  <kazu@cs.umass.edu>

        * ABOUT-NLS: Follow spelling conventions.
        * ChangeLog: Likewise.
        * ChangeLog.1: Likewise.
        * ChangeLog.2: Likewise.
        * ChangeLog.3: Likewise.
        * ChangeLog.4: Likewise.
        * ChangeLog.5: Likewise.
        * ChangeLog.6: Likewise.
        * FSFChangeLog.10: Likewise.
        * FSFChangeLog.11: Likewise.
        * c-common.c: Likewise.
        * c-lex.c: Likewise.
        * c-objc-common.c: Likewise.
        * cppexp.c: Likewise.
        * cppinit.c: Likewise.
        * cpplex.c: Likewise.
        * doloop.c: Likewise.
        * flow.c: Likewise.
        * function.c: Likewise.
        * integrate.c: Likewise.
        * loop.c: Likewise.
        * reg-stack.c: Likewise.
        * reload.h: Likewise.
        * ssa.c: Likewise.

2002-09-15  Kazu Hirata  <kazu@cs.umass.edu>

        * ChangeLog: Follow spelling conventions.
        * ChangeLog.0: Likewise.
        * ChangeLog.1: Likewise.
        * ChangeLog.2: Likewise.
        * ChangeLog.4: Likewise.
        * ChangeLog.6: Likewise.
        * config.gcc: Likewise.
        * dwarfout.c: Likewise.
        * reload1.c: Likewise.
        * simplify-rtx.c: Likewise.
        * unwind-sjlj.c: Likewise.
        * config/avr/avr.h: Likewise.
        * config/d30v/d30v.h: Likewise.
        * config/frv/frv.c: Likewise.
        * config/frv/frv.h: Likewise.
        * config/ip2k/ip2k.h: Likewise.
        * config/m88k/m88k-move.sh: Likewise.
        * config/stormy16/stormy16.c: Likewise.
        * config/stormy16/stormy16.h: Likewise.
        * doc/extend.texi: Likewise.
        * doc/interface.texi: Likewise.
        * doc/invoke.texi: Likewise.
        * doc/md.texi: Likewise.
        * doc/rtl.texi: Likewise.
        * doc/tm.texi: Likewise.
        * doc/trouble.texi: Likewise.
        * ginclude/float.h: Likewise.
        * treelang/treelang.texi: Likewise.

2002-09-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * i386-protos.h (i386_pe_dllexport_name_p,
        i386_pe_dllimport_name_p, i386_pe_unique_section,
        i386_pe_declare_function_type, i386_pe_record_external_function,
        i386_pe_record_exported_symbol, i386_pe_asm_file_end): Add
        prototype.
        * i386/t-cygwin (winnt.o): Depend on $(TM_P_H).
        * i386/t-interix (winnt.o): Likewise.

        * v850-protos.h (v850_output_addr_const_extra): Prototype.

2002-09-15  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Add
        MIPS ABI CPP macros.
        (TARGET_CPU_CPP_BUILTINS): Redefine.
        (SUBTARGET_EXTRA_SPECS): Remove subtarget_endian_default.
        (SUBTARGET_ENDIAN_DEFAULT_SPEC): Remove.

2002-09-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * ia64/aix.h (TARGET_OS_CPP_BUILTINS): Fix typo.

2002-09-15  Kazu Hirata  <kazu@cs.umass.edu>

        * ChangeLog: Follow spelling conventions.
        * ChangeLog.0: Likewise.
        * ChangeLog.1: Likewise.
        * ChangeLog.2: Likewise.
        * ChangeLog.3: Likewise.
        * ChangeLog.4: Likewise.
        * ChangeLog.5: Likewise.
        * ChangeLog.6: Likewise.
        * FSFChangeLog.10: Likewise.
        * FSFChangeLog.11: Likewise.
        * c-common.c: Likewise.
        * c-common.h: Likewise.
        * c-format.c: Likewise.
        * c-opts.c: Likewise.
        * cpplib.c: Likewise.
        * langhooks.h: Likewise.
        * real.c: Likewise.
        * reg-stack.c: Likewise.
        * toplev.c: Likewise.
        * config/arm/arm.c: Likewise.
        * config/arm/arm.md: Likewise.
        * config/arm/linux-gas.h: Likewise.
        * config/arm/netbsd.h: Likewise.
        * config/c4x/c4x.c: Likewise.
        * config/c4x/c4x.h: Likewise.
        * config/c4x/c4x.md: Likewise.
        * config/c4x/libgcc.S: Likewise.
        * config/fr30/fr30.md: Likewise.
        * config/frv/frv.md: Likewise.
        * config/ia64/ia64.md: Likewise.
        * config/mips/mips.h: Likewise.
        * config/mn10300/mn10300.c: Likewise.
        * config/stormy16/stormy16.c: Likewise.
        * config/v850/v850.md: Likewise.
        * doc/extend.texi: Likewise.
        * doc/invoke.texi: Likewise.
        * doc/md.texi: Likewise.

2002-09-15  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/netbsd.h (LIB_SPEC): Include the appropriate pthread
        library if -pthread is specified.

2002-09-15  Jason Thorpe  <thorpej@wasabisystems.com>

        * config.gcc (*-*-netbsd*): Set thread_file to 'posix'
        for --enable-threads=yes and --enable-threads=posix.

2002-09-15  Kazu Hirata  <kazu@cs.umass.edu>

        * config/sparc/cypress.md: Replace Sparc with SPARC.
        * config/sparc/freebsd.h: Likewise.
        * config/sparc/gmon-sol2.c: Likewise.
        * config/sparc/hypersparc.md: Likewise.
        * config/sparc/lb1spc.asm: Likewise.
        * config/sparc/lb1spl.asm: Likewise.
        * config/sparc/linux.h: Likewise.
        * config/sparc/linux64.h: Likewise.
        * config/sparc/lynx.h: Likewise.
        * config/sparc/sol2.h: Likewise.
        * config/sparc/sparc-modes.def: Likewise.
        * config/sparc/sparc.c: Likewise.
        * config/sparc/sparc.h: Likewise.
        * config/sparc/sparc.md: Likewise.
        * config/sparc/sparclet.md: Likewise.
        * config/sparc/supersparc.md: Likewise.
        * config/sparc/sysv4.h: Likewise.
        * config/sparc/vxsim.h: Likewise.
        * config/sparc/vxsparc64.h: Likewise.

2002-09-14  Marek Michalkiewicz  <marekm@amelek.gda.pl>

        * config/avr/avr.c (output.h): Move after inclusion of tree.h.

2002-09-14  Kazu Hirata  <kazu@cs.umass.edu>

        * ChangeLog: Follow spelling conventions.
        * ChangeLog.0: Likewise.
        * ChangeLog.2: Likewise.
        * ChangeLog.3: Likewise.
        * ChangeLog.4: Likewise.
        * ChangeLog.5: Likewise.
        * ChangeLog.6: Likewise.
        * cppfiles.c: Likewise.
        * cppinit.c: Likewise.
        * cpplib.h: Likewise.
        * cse.c: Likewise.
        * debug.h: Likewise.
        * df.c: Likewise.
        * dominance.c: Likewise.
        * hashtable.c: Likewise.
        * hashtable.h: Likewise.
        * loop.c: Likewise.
        * config/arm/README-interworking: Likewise.
        * config/arm/arm.c: Likewise.
        * config/arm/arm.h: Likewise.
        * config/arm/arm.md: Likewise.
        * config/dsp16xx/dsp16xx.h: Likewise.
        * config/frv/frv.c: Likewise.
        * config/frv/frv.h: Likewise.
        * config/ip2k/ip2k.h: Likewise.
        * config/rs6000/rs6000.c: Likewise.
        * config/stormy16/stormy-abi: Likewise.
        * config/stormy16/stormy16.h: Likewise.
        * config/v850/v850.c: Likewise.

2002-09-14  Kazu Hirata  <kazu@cs.umass.edu>

        * loop.c: Fix a comment typo.

2002-09-14  Kazu Hirata  <kazu@cs.umass.edu>

        * config/fr30/fr30.h: Fix comment typos.
        * config/frv/frv.c: Likewise.
        * config/i386/xmmintrin.h: Likewise.
        * config/mips/mips.c: Likewise.
        * config/sh/sh.c: Likewise.

2002-09-14  Kazu Hirata  <kazu@cs.umass.edu>

        * haifa-sched.c: Follow spelling conventions.
        * regclass.c: Likewise.
        * regrename.c: Likewise.
        * config/fp-bit.c: Likewise.
        * config/frv/frv.h: Likewise.
        * config/m88k/m88k.c: Likewise.
        * config/mcore/mcore.c: Likewise.
        * config/rs6000/darwin.h: Likewise.
        * config/rs6000/gnu.h: Likewise.
        * config/rs6000/linux.h: Likewise.
        * config/rs6000/linux64.h: Likewise.
        * config/rs6000/rs6000.c: Likewise.
        * config/rs6000/rs6000.h: Likewise.
        * config/sh/sh.c: Likewise.
        * config/sparc/sparc.c: Likewise.
        * config/sparc/ultra1_2.md: Likewise.

2002-09-14  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md ("movdi_internal"): Allow any offsetable
        memory operand when source is 0 (K constraint).
        ("movsi_internal"): Likewise.
        ("movdf_internal"): Likewise.
        ("movsf_internal"): Likewise.

2002-09-14  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Use
        targetm.binds_local_p to set SYMBOL_REF_FLAG.
        (rs6000_xcoff_encode_section_info): Likewise.
        * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.

2002-09-10  Theodore A. Roth  <troth@verinet.com>

        * gcc/config/avr/avr.h: Set default options for C++ for avr.

2002-09-13  Richard Henderson  <rth@redhat.com>

        * Makefile.in (toplev.o): Depend on real.h.
        (print-rtl.o, varasm.o, ifcvt.o): Likewise.

2002-09-14  Alan Modra  <amodra@bigpond.net.au>

        * doc/tm.texi (DBX_OUTPUT_NFUN): Describe.
        * dbxout.c (dbxout_function_end): Use DBX_OUTPUT_NFUN.
        * config/rs6000/linux64.h (DBX_OUTPUT_NFUN): Define.

2002-09-13  Nathan Sidwell  <nathan@codesourcery.com>

        * ggc-common.c (ggc_mark_roots): Don't iterate NULL hash tables.

2002-09-13  Steve Ellcey  <sje@cup.hp.com>

        * config.gcc (ia64*-*-aix*, ia64*-*-elf*, ia64*-*-freebsd*,
        ia64*-*-linux*): Set extra_parts.
        * config/ia64/t-aix (EXTRA_PARTS): Remove.
        * config/ia64/t-ia64 (EXTRA_PARTS): Remove.

2002-09-13  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/fixunssfsi.c: Replace H8/S with H8S.
        * config/h8300/h8300.c: Likewise.
        * config/h8300/h8300.h: Likewise.
        * config/h8300/h8300.md: Likewise.
        * doc/invoke.texi: Likewise.

2002-09-13  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (h8300_init_once): Fix formatting.

2002-09-13  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.md (attr type): Add callpal.
        (imb, trap, load_tp, set_tp): Use it.
        * config/alpha/ev4.md (ev4_callpal): New.
        * config/alpha/ev5.md (ev5_callpal): New.
        * config/alpha/ev6.md (ev6_ibr): Handle callpal.
        * config/alpha/alpha.c (alphaev4_insn_pipe): Handle TYPE_CALLPAL.
        (alphaev5_insn_pipe): Likewise.

2002-09-13  Andreas Jaeger  <aj@suse.de>

        * Makefile.in (print-rtl.o): Depend on CONFIG_H.

2002-09-13  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/t-hpux (LIBGCC1_TEST, STMP_FIXPROTO,
        LIB2ADDEH): New, set to NULL.
        (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL, SHLIB_MKMAP): New.

2002-09-13  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/quadlib.c (_U_Qfcmp): Make extern.
        (_U_Qfcnvfxt_quad_to_sgl): Remove declaration.
        (_U_Qfeq, _U_Qfne, _U_Qfgt, _U_Qfge, U_Qflt, U_Qfle, _U_Qfcomp):
        Add declarations.
        (_U_Qfneg): Remove.

2002-09-13 Dhananjay Deshpande  <dhananjayd@kpit.com>

        * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Add support
        for H8/300, H8S aa:8 mode.
        (TINY_CONSTANT_ADDRESS_P): Add support for H8S aa:16 mode.
        * config/h8300/h8300.c (h8300_adjust_insn_length): Adjust length
        for H8/300 aa:8 mode.

2002-09-13  Hartmut Penner  <hpenner@de.ibm.com>

        * config/s390/s390.md ("trap", "conditional_trap", "*trap"): New
        insns.

2002-09-12  Richard Henderson  <rth@redhat.com>

        * Makefile.in (HOST_PRINT): Use print-rtl1.o
        (print-rtl.o): Don't define GENERATOR_FILE.
        (print-rtl1.o): Rename from $(BUILD_PREFIX_1)print-rtl.o.
        * print-rtl.c (print_rtx): Include CONST_DOUBLE fp decimal output
        unless GENERATOR_FILE.

2002-09-12  Stan Shebs  <shebs@apple.com>

        * config/darwin.h (USER_LABEL_PREFIX): Define here...
        * config/i386/darwin.h: ... instead of here.

        * target.h (struct gcc_target): New field
        terminate_dw2_eh_frame_info.
        * target-def.h (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
        (TARGET_INITIALIZER): Add it.
        * dwarf2out.c (output_call_frame_info): Use target hook.
        * dwarf2asm.c (dw2_asm_output_delta): Use macro
        ASM_OUTPUT_DWARF_DELTA if defined.
        * doc/tm.texi (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Document.
        (ASM_OUTPUT_DWARF_DELTA): Ditto.
        (ASM_OUTPUT_DWARF_OFFSET): Ditto.
        (ASM_OUTPUT_DWARF_PCREL): Ditto.
        * config.gcc (i[34567]86-*-darwin*): Define extra_parts.
        (powerpc-*-darwin*): Ditto.
        * crtstuff.c [OBJECT_FORMAT_MACHO]: Update the Mach-O bits
        to work correctly for Darwin.
        * config/darwin.h (OBJECT_FORMAT_MACHO): Define.
        (STARTFILE_SPEC): Add crtbegin.o.
        (ENDFILE_SPEC): Define.
        (EXTRA_SECTION_FUNCTIONS): Put gcc_except_tab in data segment.
        (ASM_PREFERRED_EH_DATA_FORMAT): Handle more cases.
        (ASM_OUTPUT_DWARF_DELTA): Define.
        (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
        * config/darwin.c (darwin_asm_output_dwarf_delta): New function.

2002-09-13  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Remove "if"
        nesting.  Correct test for non-PowerPC64 ELF ABI_AIX.
        * config/rs6000/rs6000.md (load_toc_v4_PIC*): Disable when ABI_AIX.

2002-09-12  Zack Weinberg  <zack@codesourcery.com>

        * toplev.c: Move default definition of USER_LABEL_PREFIX...
        * defaults.h: ... here.

2002-09-12  Richard Henderson  <rth@redhat.com>

        * vax.c: Include tree.h earlier.

2002-09-12  Stan Shebs  <shebs@apple.com>

        * config/darwin.c (machopic_finish): Remove #if 0 chunks.
        (machopic_operand_p): Ditto.

2002-09-12  Kazu Hirata  <kazu@cs.umass.edu>

        * config/arm/arm.c (arm_compute_initial_elimination_offset):
        Fix a comment typo.

2002-09-12  Kazu Hirata  <kazu@cs.umass.edu>

        * toplev.c (do_abort): Fix a comment typo.

2002-09-12  Kazu Hirata  <kazu@cs.umass.edu>

        * cselib.c: Fix comment formatting.
        * gengtype.c: Likewise.

2002-09-12  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (udivmodqi4): Do not use an expander.
        (udivmodhi4): Likewise.

2002-09-12  Graham Stott  <graham.stott@btinternet.com>
            Roger Sayle  <roger@eyesopen.com>

        * i386.c (any_fp_register_operand, fp_register_operand,
        register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand):
        New predicate functions.
        * i386-protos.h:  Add their prototypes.
        * i386.h: Add them to PREDICATE_CODES.
        * i386.md ("*pushsf_rex64"+2, "*pushsf_rex64"+3, "*pushdf_integer"+1,
        "*pushdf_integer"+2, "*pushtf_integer"+1, "*pushtf_integer"+2,
        "*pushtf_integer"+3, "*pushtf_integer"+4, "*dummy_extendsfdf2"+1,
        "*dummy_extendsfdf2"+2, "*dummy_extendsfxf2"+1,
        "*dummy_extendsftf2"+1, "*dummy_extendsftf2"+2,
        "*dummy_extenddfxf2"+1, "*dummy_extenddftf2"+1,
        "*dummy_extenddftf2"+2, "*negsf2_if"+1, "*negsf2_if"+2,
        "*negdf2_if_rex64"+1, "*negdf2_if_rex64"+2, "*negxf2_if"+1,
        "*negxf2_if"+2, "*negtf2_if"+1, "*negtf2_if"+2, "*abssf2_if"+1,
        "*abssf2_if"+2, "*absdf2_if_rex64"+1, "*absdf2_if_rex64"+2,
        "*absxf2_if"+1, "*absxf2_if"+2, "*abstf2_if"+1, "*abstf2_if"+2):
        Use these new predicates to simplify and correct the use of
        FP_REG_P, ANY_FP_REG_P, FP_REGNO_P and any ANY_FP_REGNO_P.

2002-09-12  Jason Merrill  <jason@redhat.com>

        * diagnostic.c (output_add_identifier): New fn.
        * diagnostic.h: Declare it.

        * calls.c (store_one_arg): Use size_in_bytes to determine the
        amount of space to push.

2002-09-12  Jakub Jelinek  <jakub@redhat.com>

        * config/sparc/linux64.h (STARTFILE_SPEC32): Fix a typo.

2002-09-12  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390-modes.def (CCAPmode, CCANmode): New CC modes.
        * config/s390/s390.c (s390_match_ccmode_set): Support new CC modes.
        (s390_select_ccmode): Likewise.
        (s390_branch_condition_mask): Likewise.
        (optimization_options): Do not set flag_branch_on_count.
        (s390_split_branches): Handle doloop branches.
        (s390_chunkify_pool): Likewise.
        * config/s390/s390.md ("*adddi3_imm_cc", "*addsi3_imm_cc"): New insns.
        ("doloop_end"): New expander.
        ("doolop_si", "*doloop_si_long", "doloop_di", "*doloop_di_long",
        associated splitters): New.

2002-09-11  Hartmut Penner  <hpenner@de.ibm.com>

        * fold-const.c (make_range): Only narrow to signed range if
        the signed range is smaller than the unsigned range.

2002-09-12  Alan Modra  <amodra@bigpond.net.au>

        * emit-rtl.c (set_mem_size): New function.
        * expr.h (set_mem_size): Declare.
        * config/rs6000/rs6000.c (expand_block_move_mem): Exterminate.
        (expand_block_move): Instead, use adjust_address and
        replace_equiv_address to generate proper aliasing info.
        Move common code out of conditionals.  Localize vars.

2002-09-09  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * optabs.c (expand_binop): Minor cleanup.
        (expand_twoval_binop): Convert CONST_INTs like in expand_binop.

2002-09-11  Dan Nicolaescu  <dann@ics.uci.edu>

        * print-tree.c (print_node): Print the restrict qualifier.

2002-09-11  Janis Johnson  <janis187@us.ibm.com>

        * doc/install.texi: Fix typos.

2002-09-11  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in: Remove all references to s-under and underscore.c.
        * collect2.c, tlink.c: Change all uses of prepends_underscore
        to look directly at USER_LABEL_PREFIX.

2002-09-11  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Append
        alignment to csect.
        (rs6000_xcoff_unique_section): Only set section name for public
        data.
        (rs6000_xcoff_section_type_flags): Store log2 alignment in flags.
        * config/rs6000/xcoff.h (TARGET_ASM_SELECT_SECTION): Remove
        duplicate definition.

2002-09-10  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa.md (extzv): Check predicates before emitting extzv_32.
        (insv): Likewise.

2002-09-10  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.h (MOVE_MAX): Define to correct value.
        (MAX_MOVE_MAX): Define.
        (MOVE_BY_PIECES_P): Define.
        (CLEAR_BY_PIECES_P): Define.

2002-09-10  Denis Chertykov  <denisc@overta.ru>

        * config/avr/avr.md (movstrhi): Use right operands for conversion.

2002-09-10  Richard Earnshaw  <rearnsha@arm.com>

        PR c/7873
        * arm.md (insv): Use reg_or_int_operand for operand[3].

2002-09-10  David Edelsohn  <edelsohn@gnu.org>

        * rs6000.c (rs6000_assemble_visibility): Protect declaration
        inside macro.  Correct function definition typo.
        (rs6000_xcoff_section_type_flags): New function.
        (TARGET_SECTION_TYPE_FLAGS): Remove definition.
        (rs6000_elf_section_type_flags): Call default_section_type_flags_1
        with appropriate PIC test.
        (rs6000_xcoff_select_section): Use decl_readonly_section_1 to
        determine readonly.
        (rs6000_binds_local_p): Combine PIC flags.
        * sysv4.h (TARGET_SECTION_TYPE_FLAGS): Define.
        * xcoff.h (TARGET_SECTION_TYPE_FLAGS): Define.

2002-09-09  Per Bothner  <per@bothner.com>

        * print-tree.c (print_node):  In a STRING_CST, escape non-ascii
        characters, and only print TREE_STRING_LENGTH chars.

2002-09-09  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/hpux.h (TARGET_HPUX_LD): New, define true.
        (ASM_FILE_END) New.
        * config/ia64/ia64.h (TARGET_HPUX_LD): New, define false.
        * config/ia64/ia64-protos.h (ia64_hpux_asm_file_end): New.
        * config/ia64/ia64.c (ia64_asm_output_external): Create list
        of external functions if TARGET_HPUX_LD is true.
        (ia64_hpux_add_extern_decl): New, routine to put names on
        list of external functions.
        (ia64_hpux_asm_file_end): Put out declarations for external
        functions if and only if they are used.

2002-09-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa.md (exception_receiver, builtin_setjmp_receiver): Add blockage
        on TARGET_64BIT before pic register restore.

2002-09-09  David Edelsohn  <edelsohn@gnu.org>

        * doc/tm.texi (TARGET_HAVE_SRODATA_SECTION): New description.
        (TARGET_HAVE_TLS): New description.

2002-09-09  Janis Johnson  <janis187@us.ibm.com>

        * doc/extend.texi (Statement Exprs): Fix broken link.

2002-09-09  Denis Chertykov  <denisc@overta.ru>

        * config/avr/avr.md (movstrhi, clrstrhi): Use gen_int_mode for
        right conversion of operands[1].

2002-09-09  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*tmdi_reg", "*tmsi_reg"): Do not mark as
        commutative.  Use "nonimmediate_operand" instead of "register_operand"
        as predicate for operand 0.  Move to after the "*tmXX_mem" insns.

        ("*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem"): Do not mark
        as commutative.

        ("*anddi3_ni", "*andsi3_ni", "*iordi3_ni", "*iorsi3_ni"): Do not
        mark as commutative.  Use "nonimmediate_operand" instead of
        "register_operand" as predicate for operand 1.

        ("movstrictsi"): Fix typo in insn name.

2002-09-09  Jan Hubicka  <jh@suse.cz>

        * i386.c (index_register_operand): New.
        * i386.h (predicate_codes): Add new predicate.
        * i386.md (lea_general_*): Use index_regsiter_operand
        (ashift to lea splitter): Do not produce invalid leas
        (ashift to mov+ashift split): New.

2002-09-09  Nick Clifton  <nickc@redhat.com>

        * config/fr30/fr30.c (output.h): Move after inclusion of tree.h.
        Fix folding marks.

2002-09-09  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
            J"orn Rennecke <joern.rennecke@superh.com>

        * sh/sh.h (OVERRIDE_OPTIONS): align_functions is in bytes, not bits.

2002-09-09  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.c (rs6000_binds_local_p): Return bool.
        (function_ok_for_sibcall): Use binds_local_p.  Respect longcall
        attributes.

2002-09-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * fr30.c (fr30_print_operand): Fix bug in output of CONST_DOUBLE.

2002-09-08  Richard Henderson  <rth@redhat.com>

        * dwarf2.h (DW_OP_call_ref): Rename from DW_OP_calli.
        (DW_OP_GNU_push_tls_address): New.
        (DW_OP_lo_user): Fix.
        * dwarf2out.c (INTERNAL_DW_OP_tls_addr): New.
        (dwarf_stack_op_name): Handle it, plus other dwarf3 opcodes.
        (size_of_loc_descr): Likewise.
        (output_loc_operands): Handle INTERNAL_DW_OP_tls_addr.
        (add_AT_location_description): Take a dw_loc_descr_ref not an rtx.
        (loc_descriptor_from_tree): Handle TLS variables.
        (rtl_for_decl_location): Do avoid_constant_pool_reference here ...
        (add_location_or_const_value_attribute): ... not here.  Defer
        to loc_descriptor_from_tree for TLS variables.

        * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): New.
        * config/i386/i386.c (i386_output_dwarf_dtprel): New.
        * config/i386/i386-protos.h: Update.

2002-09-08  Roger Sayle  <roger@eyesopen.com>

        PR optimization/6405
        * unroll.c (loop_iterations): last_loop_insn should be the previous
        non-note instruction before loop->end.
        * loop.c (strength_reduce): The conditional jump is the last
        non-note instruction before loop->end (as above).

2002-09-08  Roger Sayle  <roger@eyesopen.com>

        * combine.c (try_combine): Handle the case that undobuf.other_insn
        has been turned into a return or unconditional jump, by inserting
        a BARRIER if necessary.
        (simplify_set):  Test if a condition code setter has a constant
        comparison at compile time, if so convert this insn to a no-op move
        and update/simplify the condition code user (undobuf.other_insn).

2002-09-08  Krister Walfridsson  <cato@df.lth.se>

        * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Redefine.
        (CLEAR_INSN_CACHE): Define.

2002-09-08  Kazu Hirata  <kazu@cs.umass.edu>

        * basic-block.h: Fix comment formatting.
        * c-common.c: Likewise.
        * c-common.h: Likewise.
        * c-lex.c: Likewise.
        * c-pretty-print.c: Likewise.
        * cfglayout.c: Likewise.
        * cfgloop.c: Likewise.
        * defaults.h: Likewise.
        * et-forest.c: Likewise.
        * explow.c: Likewise.
        * function.h: Likewise.
        * gcov.c: Likewise.
        * genattrtab.c: Likewise.
        * gengtype.c: Likewise.
        * ifcvt.c: Likewise.
        * libgcc2.c: Likewise.
        * loop.c: Likewise.
        * profile.c: Likewise.
        * ra-build.c: Likewise.
        * real.c: Likewise.
        * rtl.h: Likewise.
        * tracer.c: Likewise.
        * tree-inline.c: Likewise.
        * varasm.c: Likewise.

2002-09-08  Jan Hubicka  <jh@suse.cz>

        * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix array_ref
        handling.

        * loop.c (loop_gics_reduce):  Emit addition after.

2002-09-08  Alan Modra  <amodra@bigpond.net.au>

        * varasm.c (default_assemble_visibility): Rename from
        assemble_visibility.
        * output.h: Here too.
        * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): And here.
        * config/rs6000/rs6000.c (rs6000_assemble_visibility): And here.

2002-09-08  Alan Modra  <amodra@bigpond.net.au>

        * reload.c (find_reloads <p constraint>): Pass operand_mode to
        find_reloads_address.

2002-09-08  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (udivmodqi4): Enable on H8/300.
        (anonymous pattern): Likewise.

2002-09-07  Scott Snyder  <snyder@fnal.gov>

        PR target/7374
        * config/alpha/alpha.md (abstf2): Fix typo: 'neg' for 'abs'.

2002-09-07  Roger Sayle  <roger@eyesopen.com>

        * basic-block.h (struct loop): Remove unused cont_dominator field.

2002-09-07  Igor Shevlyakov <igor@microunity.com>

        * varasm.c (decode_rtx_const): Don't check undefined field for
        CONST_VECTOR.

2002-09-07  Glen Nakamura  <glen@imodulo.com>

        PR opt/7814
        * sched-deps.c (sched_analyze_insn): Make sure to add insn
        to reg_last->sets after flushing the dependency lists to guarantee
        that subsequent clobbers will be dependent on it.

2002-09-07  Igor Shevlyakov <igor@microunity.com>

        * combine.c (simplify_shift_const): Calculate rotate count
        correctly for vector operands.

2002-09-07  Ansgar Esztermann  <ansgar@thphy.uni-duesseldorf.de>

        * c-typeck.c (c_tree_expr_nonnegative_p): New function.
        (build_binary_op): Call c_tree_expr_nonnegative_p rather than
        tree_expr_nonnegative_p.
        (build_conditional_expr): Likewise.
        * c-tree.h (c_tree_expr_nonnegative_p): Declare.

2002-09-07  Richard Henderson  <rth@redhat.com>

        * builtins.def (inf, inff, infl): Mark const.
        (huge_val, huge_valf, huge_vall): Likewise.
        (BUILT_IN_GETEXP, BUILT_IN_GETMAN): Remove.

        * real.c (ereal_inf): Clear E before use.

2002-09-07  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (udivmodqi4): Split the pattern into
        an expander and an anonymous pattern.  Zero out the upper half
        of the dividend in the expander.
        (udivmodqi4): Likewise.

2002-09-07  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c: Fix formatting.
        * config/h8300/h8300.h: Likewise.
        * config/h8300/h8300.md: Likewise.

2002-09-07  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfgcleanup.c (try_crossjump_to_edge): Fix updating of liveness
        information.

2002-09-07  Graham Stott  <graham.stott@btinternet.com>

       * rtlanal.c (dead_or_set_regno_p): Fix typo.

2002-09-07  Alan Modra  <amodra@bigpond.net.au>

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

        * doc/tm.texi (TARGET_ASM_ASSEMBLE_VISIBILITY): Describe.
        * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
        (TARGET_ASM_OUT): Add the above here.
        * target.h (struct gcc_target): Add "visibility" field.
        * varasm.c (maybe_assemble_visibility): Call targetm visibility func.
        * config/rs6000/rs6000.c (rs6000_assemble_visibility): New function.
        (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
        (rs6000_legitimize_reload_address, first_reg_to_save): Formatting.

2002-09-06  Ziemowit Laski <zlaski@apple.com>

        * c-lang.c (objc_is_id): New stub.
        * c-tree.h (objc_is_id): New forward declaration.
        * c-typeck.c (build_c_cast): Do not strip protocol
        qualifiers from 'id' type.
        * objc/objc-act.c (objc_comptypes): Correct handling
        of protocol qualifiers.
        (objc_is_id): New.

Fri Sep  6 13:10:08 2002  Jeffrey A Law  (law@redhat.com)

        * pentium.md (pentium-firstvboth): Fix typo.

2002-09-06      Dhananjay Deshpande <dhananjayd@kpit.com>

        * h8300.c (enum shift_alg): Move to earlier in h8300.c.
        (enum shift_type, enum h8_cpu): Likewise.
        (INL, ROT, LOP, SPC macros): Likewise.
        (shift_alg_qi, shift_alg_hi, shift_alg_si): Likewise.  Lose
        const designator.
        (h8300_init_once): Update shift_alg_{qi,hi,si} to use more
        space efficient algorithms when optimize for codesize.

Fri Sep  6 16:35:32 2002  Nicola Pero  <n.pero@mi.flashnet.it>

        Fix PR/1727 and long-standing failing testcase
        objc/formal-protocol-6.m.
        * objc-act.c (build_protocol_expr): If compiling for the GNU
        runtime, create a list of Protocol statically allocated instances
        if it doesn't exist, then add the Protocol object to this same
        list.
        (get_objc_string_decl): Fixed typo/bug - TREE_VALUE had been used
        instead of TREE_CHAIN.

Fri Sep  6 16:17:33 2002  Nicola Pero  <n.pero@mi.flashnet.it>

        * objc/objc-act.c (dump_interface): Enlarged the char * buffer to
        10k.  Fixed category dumping - print out category names with the
        proper syntax.  Print '@end\n' and not '\n@end' at the end of the
        interface.
        (finish_objc): Fixed the -gen-decls option.  It was printing out
        only the last class.  Dump an interface declaration of all classes
        being compiled instead.

2002-09-06  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/arm/arm-protos.h (arm_gen_return_addr_mask): New
        prototype.
        * config/arm/arm.c (arm_gen_return_addr_mask): New function.
        * config/arm/arm.h (MASK_RETURN_ADDR): Use arm_gen_return_addr_mask
        if not APCS26 and not Thumb or ARMv4-or-higher.  Use gen_int_mode
        rather than GEN_INT.
        * config/arm/arm.md (UNSPEC_CHECK_ARCH): Define.
        (return_addr_mask, *check_arch2): New.

2002-09-06  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*adddi3_cc", "*adddi3_cconly",
        "*adddi3_cconly2", "*adddi3_64", "*adddi3_31", "adddi3",
        "*addsi3_carry1_cc", "*addsi3_carry1_cconly",
        "*addsi3_carry2_cc", "*addsi3_carry2_cconly",
        "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2", "addsi3",
        "adddf3", "*adddf3", "*adddf3_ibm",
        "addsf3", "*addsf3", "*addsf3_ibm",
        "muldi3", "mulsi3", "mulsidi3",
        "muldf3", "*muldf3", "*muldf3_ibm",
        "mulsf3", "*mulsf3", "*mulsf3_ibm",
        "*anddi3_cc", "*anddi3_cconly", "anddi3",
        "*andsi3_cc", "*andsi3_cconly", "andsi3",
        "*iordi3_cc", "*iordi3_cconly", "iordi3",
        "*iorsi3_cc", "*iorsi3_cconly", "iorsi3",
        "*xordi3_cc", "*xordi3_cconly", "xordi3",
        "*xorsi3_cc", "*xorsi3_cconly", "xorsi3"): Use "nonimmediate_operand"
        instead of "register_operand" as predicate for "%0" operand.

2002-09-06  Jakub Jelinek  <jakub@redhat.com>

        * configure.in (HAVE_AS_OFFSETABLE_LO10): Use -xarch=v9
        unconditionally when gcc_cv_as_flags64 checks are gone.
        * configure: Rebuilt.

2002-09-06  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/rs6000.md (extzvsi_internal2): Revert most of
        2002-07-26 change.  Comment.

2002-09-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * frv.c (frv_unique_section, frv_select_section,
        frv_select_rtx_section): Delete.
        (frv_in_small_data_p): New.
        (TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_SECTION,
        TARGET_ASM_SELECT_RTX_SECTION): Delete.
        (TARGET_IN_SMALL_DATA_P): Define.

2002-09-05  Dale Johannesen  <dalej@apple.com>

        * reload1.c (reload):  Retain only those memory clobbers
        added for variable-array handling.

2002-09-05  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/arm/arm.c (arm_return_in_memory): Implement ATPCS
        return-in-memory rules.
        * config/arm/arm.h (ARM_FLAG_ATPCS, TARGET_ATPCS): Define.

2002-09-05  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Delete.
        (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Delete.

2002-09-05  Jason Thorpe  <thorpej@wasabisystems.com>

        * real.c: Avoid parse error if FLOAT_WORDS_BIG_ENDIAN is
        not a compile-time constant for the non-IBM case.
        * config/arm/arm-protos.h (arm_float_words_big_endian): New
        prototype.
        * config/arm/arm.c (arm_float_words_big_endian): New function.
        * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __VFP_FP__
        if TARGET_VFP  and not TARGET_HARD_FLOAT.
        (ARM_FLAG_VFP, TARGET_VFP): Define.
        (FLOAT_WORDS_BIG_ENDIAN): Use arm_float_words_big_endian.

2002-09-05  David Edelsohn  <edelsohn@gnu.org>

        * doc/install.texi: Correct text of s390-*-linux* and s390x-*-linux*
        URLs.  Fix AIX wording.

2002-09-05  Stan Shebs  <shebs@apple.com>

        * config/rs6000/rs6000.c (rs6000_override_options): Make -fpic and
        -fPIC equivalent on Darwin.

Thu Sep  5 16:27:47 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.c (sh_expand_builtin): Return early if encountering an
        error_mark for a type.

2002-09-05  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_expand_plus_operand): Do not require
        double-word scratch register.
        config/s390/s390.md ("reload_indi", "reload_insi"): Adapt.

        ("*tmqi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem",
        "*cli"): Replace s_operand by memory_operand.
        ("cmpstrdi", "cmpstrsi"): Replace s_operand by general_operand.

2002-09-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (asm_file_start): Add a missing
        semicolon.

2002-09-04  Krister Walfridsson  <cato@df.lth.se>

        * config/i386/i386.h (GOT_SYMBOL_NAME): Define.
        * config/i386/i386.c (output_set_got): Use GOT_SYMBOL_NAME.
        (ix86_output_addr_diff_elt) Likewise.
        (x86_output_mi_thunk) Likewise.
        * config/i386/netbsd.h (GOT_SYMBOL_NAME): Redefine.

2002-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * frv.c (frv_encode_section_info): Fix error in last change.

2002-09-04  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (rs6000_flag_pic): New variable.
        (rs6000_elf_encode_section_info): ATTRIBUTE_UNUSED.
        (TARGET_BINDS_LOCAL_P): Define.
        (rs6000_override_options): Save original flag_pic value.
        (rs6000_elf_select_section): Call default_elf_select_section_1.
        (rs6000_elf_unique_section): Call default_unique_section_1.
        (rs6000_elf_in_small_data_p): New function.
        (rs6000_xcoff_asm_named_section): Determine storage mapping class.
        (rs6000_xcoff_select_section): Update based on defaults.
        (rs6000_xcoff_unique_section): Set to basic name if not common.
        (rs6000_binds_local_p): New function.
        * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set
        targetm.have_srodata_section if SDATA_EABI.
        (TARGET_IN_SMALL_DATA_P): Define.

2002-09-04  Dale Johannesen  <dalej@apple.com>

        * varasm.c (struct rtx_const, decode_rtx_const):
        Make veclo and vechi fields not share storage.

Thu Sep  5 00:34:33 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * loop.c (scan_loop): Don't mark separate insns out of a libcall
        for moving.
        (move_movables): Abort if we see the first insn of a libcall.

2002-09-04  Richard Henderson  <rth@redhat.com>

        * builtin-types.def (BT_FN_FLOAT): New.
        (BT_FN_DOUBLE, BT_FN_LONG_DOUBLE): New.
        * builtins.def (BUILT_IN_INF, BUILT_IN_INFF, BUILT_IN_INFL,
        BUILT_IN_HUGE_VAL, BUILT_IN_HUGE_VALF, BUILT_IN_HUGE_VALL): New.
        * builtins.c (fold_builtin_inf): New.
        (fold_builtin): Call it.
        * real.c (ereal_inf): New.
        * real.h: Declare it.
        * doc/extend.texi: Document new builtins.

2002-09-04  Richard Henderson  <rth@redhat.com>

        * cse.c (cse_insn): Avoid subreg games if the equivalence
        is already in the proper mode.

2002-09-04  Eric Botcazou  <ebotcazou@multimania.com>

        PR c/7102
        * optabs.c (expand_binop): Convert CONST_INTs in all cases.

2002-09-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa.md (setccfp0, setccfp1): New patterns.

2002-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * frv-protos.h (frv_init_builtins, frv_expand_builtin,
        frv_select_section, frv_select_rtx_section,
        frv_encode_section_info, frv_unique_section): Delete.
        * frv.c: Update for target hooks.
        * frv.h (STRIP_NAME_ENCODING, SLOW_ZERO_EXTEND, SELECT_SECTION,
        SELECT_RTX_SECTION, ENCODE_SECTION_INFO, UNIQUE_SECTION,
        EASY_DIV_EXPR, MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Delete.

2002-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * ip2k-protos.h (function_prologue, function_epilogue,
        encode_section_info): Update to match target hook specification.
        * ip2k.c: Wrap `MDR' code in IP2K_MD_REORG_PASS.
        (function_prologue, function_epilogue, encode_section_info):
        Update to match target hook specification.
        * ip2k.h (SELECT_SECTION, SELECT_RTX_SECTION, ASM_OPEN_PAREN,
        ASM_CLOSE_PAREN, EASY_DIV_EXPR): Delete.
        (NOTICE_UPDATE_CC): Cast to void.
        * ip2k.md: Add defaults in switch statements.

2002-09-04  Janis Johnson  <janis187@us.ibm.com>

        * doc/trouble.texi (Interoperation): Update information about C++ ABI
        issues.

2002-09-04  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/sparc/t-netbsd64: Disable multilib for now.

2002-09-04  David Edelsohn  <edelsohn@gnu.org>

        * target-def.h (TARGET_HAVE_SRODATA_SECTION): New macro.
        * target.h (gcc_target): Add have_srodata_section member.
        * varasm.c (section_category): Add SECCAT_SRODATA.
        (categorize_decl_for_section): Return SECCAT_SRODATA for sdata if
        READONLY_SDATA_SECTION defined.
        (decl_readonly_section_1): True for SECCAT_SRODATA also.
        (default_elf_select_section_1): Map SECCAT_SRODATA to .sdata2.
        (default_unique_section_1): Likewise.

2002-09-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * expr.c (emit_group_load): Revise to allow splitting TCmode source
        into DImode pieces.

        * pa-64.h (LONG_DOUBLE_TYPE_SIZE): Define to 128.
        * pa64-regs.h (CLASS_CANNOT_CHANGE_MODE_P): Inhibit changes from SImode
        for floating-point register class.
        * pa.c (function_arg): Fix handling of modes wider than one word for
        TARGET_64BIT.

Wed Sep  4 18:48:10 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * combine.c (make_compound_operation): Don't generate zero / sign
        extensions in floating point modes.

2002-09-04  Janis Johnson  <janis187@us.ibm.com>

        * doc/c-tree.texi: Fix overfull hboxes.
        * doc/cppopts.texi: Ditto.
        * doc/extend.texi: Ditto.
        * doc/gty.texi: Ditto.
        * doc/invoke.texi: Ditto.
        * doc/makefile.texi: Ditto.
        * doc/rtl.texi: Ditto.
        * doc/standards.texi: Ditto.
        * doc/tm.texi: Ditto.

2002-09-04  Richard Henderson  <rth@redhat.com>

        * c-common.c (builtin_define_with_hex_fp_value): New.
        (builtin_define_float_constants): Use it.  Fix H_FLOAT mant_dig.

2002-09-04  Janis Johnson  <janis187@us.ibm.com>

        * doc/invoke.texi (-fshort-wchar): Move to Code Generation Options.
        (-fpcc-struct-return, -freg-struct-return, -fshort-enums,
        -fshort-double, -fshort-wchar, -fpack-struct, -fleading-underscore):
        Warn that these options can break ABI compatibility.

2002-09-04  Richard Henderson  <rth@redhat.com>

        * real.c (ereal_to_decimal): Add digits parameter.
        * real.h (REAL_VALUE_TO_DECIMAL): Remove format; add digits parameter.
        * c-pretty-print.c (pp_c_real_literal): Update call.
        * print-rtl.c (print_rtx): Likewise.
        * print-tree.c (print_node_brief, print_node): Likewise.
        * sched-vis.c (print_value): Likewise.
        * config/arc/arc.c (arc_print_operand): Likewise.
        * config/c4x/c4x.c (c4x_print_operand): Likewise.
        * config/i370/i370.h (PRINT_OPERAND): Likewise.
        * config/i386/i386.c (print_operand): Likewise.
        * config/i960/i960.c (i960_print_operand): Likewise.
        * config/ip2k/ip2k.c (asm_output_float): Likewise.
        * config/m32r/m32r.c (m32r_print_operand): Likewise.
        * config/m68hc11/m68hc11.c (print_operand): Likewise.
        * config/m68k/hp320.h (PRINT_OPERAND, ASM_OUTPUT_FLOAT_OPERAND,
        ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
        * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND,
        ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
        * config/m68k/sun2o4.h (ASM_OUTPUT_FLOAT_OPERAND,
        ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
        * config/m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND,
        ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
        * config/mips/mips.c (print_operand): Likewise.
        * config/ns32k/ns32k.c (print_operand): Likewise.
        * config/pdp11/pdp11.h (PRINT_OPERAND): Likewise.
        * config/vax/vax.h (PRINT_OPERAND): Likewise.
        * doc/tm.texi (REAL_VALUE_TO_DECIMAL): Update docs.

2002-09-04  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/elf.h (TARGET_SECTION_TYPE_FLAGS): Define to
        xtensa_multibss_section_type_flags.
        * config/xtensa/xtensa.c (xtensa_multibss_section_type_flags): Define.

2002-09-04  Richard Henderson  <rth@redhat.com>

        * doc/install-old.texi: Don't mention enquire.
        * doc/sourcebuild.texi: Update float.h description.

Wed Sep  4 11:22:14 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.md (mperm_w_little, mperm_w_big): Supply mode for zero_extract.

2002-09-03  David Edelsohn  <edelsohn@gnu.org>

        * varasm.c (default_section_type_flags): Append _1 to name with
        shlib parameter.  Use original name to call new function with
        implicit flag_pic.
        (decl_readonly_section): Likewise.
        (default_elf_select_section): Likewise.
        (default_unique_section): Likewise.
        (default_bind_local_p): Likewise.
        (categorize_decl_for_section): Add shlib parameter to use in place
        of implicit flag_pic.
        * output.h: Declare new functions with _1 and shlib argument.

2002-09-03  Janis Johnson  <janis187@us.ibm.com>

        * doc/install.texi: Fix typos, formatting problems, and obvious
        overfull/underfull boxes.

        * Makefile.in (TEXI_GCC_FILES): Add compat.texi.
        * doc/gcc.texi (Top): Add new chapter, Binary Compatibility, and
        include its file, compat.texi.
        * doc/compat.texi: New file with new chapter, Binary Compatibility.

2002-09-03  Neil Booth  <neil@daikokuya.co.uk>

        Debian BTS Bug #157416
        * cpphash.h (FIRST, LAST, CUR, RLIMIT): Fix definitions.
        * cpplib.c (destringize_and_run): Kludge around getting
        tokens from in-progress macros.
        (_cpp_do__Pragma): Simplify.

2002-09-03  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/ia64.h (EXTRA_SPECS): Remove cpp_cpu.
        (CPP_CPU_SPEC): Remove.
        (TARGET_CPU_CPP_BUILTINS): New.
        * config/ia64/hpux.h (CPP_PREDEFINES): Remove.
        (CPP_SPEC): Remove.
        (TARGET_OS_CPP_BUILTINS): New.
        * config/ia64/linux.h (CPP_PREDEFINES): Remove.
        (TARGET_OS_CPP_BUILTINS): New.
        * config/ia64/aix.h (CPP_SPEC): Move some stuff to
        TARGET_OS_CPP_BUILTINS.
        (CPP_PREDEFINES): Remove.
        (CPLUSPLUS_CPP_SPEC): Remove.
        (TARGET_OS_CPP_BUILTINS): New.

2002-09-03  Richard Henderson  <rth@redhat.com>

        * Makefile.in (USER_H): Add ginclude/float.h.
        (FLOAT_H): Remove.
        (stmp-int-hdrs, install-mkheaders): Don't handle FLOAT_H.
        (mostlyclean): Don't remove float.h intermediate files.
        (distclean): Don't remove float.h.
        * config.gcc: Remove all float_format references.
        * configure.in (float_format, float_h_file): Remove.

        * c-common.c: Include tree-inline.h.
        (builtin_define_with_int_value): New.
        (builtin_define_type_precision): Use it.
        (builtin_define_float_constants): New.
        (cb_register_builtins): Use it.  Define __FLT_RADIX__ and
        __FLT_EVAL_METHOD__.
        * defaults.h (TARGET_FLT_EVAL_METHOD): New.
        * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): New.
        * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): New.
        * doc/tm.texi (INTEL_EXTENDED_IEEE_FORMAT): Mention moto 96-bit format.
        (TARGET_FLT_EVAL_METHOD): New.

        * config/float-c4x.h, config/float-i128.h, config/float-i32.h,
        config/float-i386.h, config/float-i64.h, config/float-m68k.h,
        config/float-sh.h, config/float-sparc.h, config/float-vax.h: Remove.
        * ginclude/float.h: New.

2002-09-03  Stan Shebs  <shebs@apple.com>

        * config/darwin.h (WARN_FOUR_CHAR_CONSTANTS): Remove, never used.
        (DWARF2_DEBUGGING_INFO): Remove until assembler accepts Dwarf-2.
        (PREFERRED_DEBUGGING_TYPE): Ditto.
        (ASM_OUTPUT_IDENT): Remove empty definition.

2002-09-03  Steve Ellcey  <sje@cup.hp.com>

        * config.gcc (ia64*-*-hpux*): Add ia64-c.o to c_target and
        cxx_target.
        * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Register pragma
        handling routine for builtin pragma.
        * config/ia64/ia64-protos.h (ia64_hpux_handle_builtin_pragma):
        Registered pragma handling routine.
        * ia64-c.c (ia64_hpux_handle_builtin_pragma): Ditto.
        (ia64_hpux_add_pragma_builtin) New subroutine used by above.
        If builtin pragma seen for math routine and C89 conformance is
        requested use different math function in order to set errno.
        * t-ia64 (ia64-c.o): Add new rule for new file.

2002-09-03  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("movti"): Add Q->Q alternative.
        ("*movdi_64", "*movdi_31", "*movsi", "movhi", "movqi_64",
        "movqi", "*movdf_64", "*movdf_31", "*movsf"): Likewise.

        ("*movti_ss", "*movdi_ss", "*movsi_ss", "*movdf_ss",
        "*movsf_ss"): Remove.

2002-09-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa32-regs.h (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P):
        Delete macros.

2002-09-03   Arati Dikey  <aratid@kpit.com>

        * h8300.c (asm_file_start): Corrected optimization comment.

2002-09-03  Stan Shebs  <shebs@apple.com>

        * c-lang.c (recognize_objc_keyword): Remove, no longer used.
        * c-tree.h (recognize_objc_keyword): Remove decl.
        * c-typeck.c (comp_target_types): Update a comment.

2002-09-03  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_decompose_address): Remove STRICT parameter
        and register validity checks.
        (general_s_operand): Adapt to s390_decompose_address interface change.
        (q_constraint): Likewise.
        (s390_expand_plus_operand): Likewise.
        (legitimiate_address_p): Likewise.
        (legitimate_la_operand_p): Likewise.
        (legitimize_la_operand): Likewise.
        (print_operand_address): Likewise.
        (print_operand): Likewise.

Tue Sep  3 11:32:14 2002  Nicola Pero  <n.pero@mi.flashnet.it>

        PR objc/5956:
        * objc/objc-act.c (build_typed_selector_reference): Fix typo which
        was causing the new selector never to match the existing ones
        (Patch by Alexander Malmberg <alexander@malmberg.org>).

2002-09-03  Graham Stott  <graham.stott@btinternet.com>

        * config/i386/i386.md ("femms"): Add "memory" attr "none".

2002-09-03  Graham Stott  <graham.stott@btinternet.com>

        * expr.c (expand_expr): Remove extraneous comment and code.

2002-08-31  Richard Henderson  <rth@redhat.com>

        * expr.c (block_move_libcall_safe_for_call_parm): Fix thinko.

2002-08-31  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa.c (pa_globalize_label): Add ATTRIBUTE_UNUSED to prototype.

2002-08-30  Richard Henderson  <rth@redhat.com>

        PR opt/7515
        * c-objc-common.c: Include target.h.
        (c_cannot_inline_tree_fn): Don't auto-inline functions that
        don't bind locally.  Factor setting DECL_UNINLINABLE.
        * Makefile.in (c-objc-common.o): Update.

2002-08-30  Janis Johnson  <janis187@us.ibm.com>

        * doc/install.texi (Configuration, Building): Fix a typo and
        some formatting directives.

2002-08-30  Paul Koning <pkoning@equallogic.com>

        * doc/c-tree.texi (RDIV_EXPR): Fix typo.
        * doc/rtl.texi (post_modify): Remove misplaced text, remove "not
        implemented" note.
        * doc/md.texi (IP2K): Move machine-specific constraints before MIPS
        for alphabetic order.
        * doc/tm.texi (TARGET_FLOAT_FORMAT): Update description for
        VAX_FLOAT_FORMAT.  Remove reference to HOST_FLOAT_FORMAT.
        (VAX_HALFWORD_ORDER): Document.
        (LARGEST_EXPONENT_IS_NORMAL): Remove note about being only for
        IEEE float format.
        (TARGET_SCHED_ISSUE_RATE): Reword reference to MAX_DFA_ISSUE_RATE.
        (ASM_OUTPUT_LABEL_REF): Fix font.
        (CASE_VECTOR_SHORTEN_MODE): Ditto.

2002-08-30  Denis Chertykov  <denisc@overta.ru>

        * config/ip2k/ip2k.c (ip2k_set_compare): Remove all const_double
        stuff.
        (ip2k_gen_unsigned_comp_branch): Handle CONST_INT and
        CONST_DOUBLE constants.

2002-08-30  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Move language-
        related defines to...
        (SUBTARGET_LANGUAGE_CPP_BUILTINS): ...here.
        * config/alpha/netbsd.h (SUBTARGET_LANGUAGE_CPP_BUILTINS): Redefine
        as a no-op.

2002-08-30  Krister Walfridsson  <cato@df.lth.se>

        * config/arm/arm.c (arm_asm_output_labelref): New function.
        * config/arm/arm.h (ASM_OUTPUT_LABELREF): Call arm_asm_output_labelref.
        * config/arm/arm-protos.h: Add prototype for arm_asm_output_labelref.

2002-08-29  Rodney Brown  <rbrown64@csc.com.au>

        * doc/install.texi (Specific, alpha*-dec-osf*): Add "virtual
        memory exhausted" workarounds.

2002-08-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * diagnostic.c (fancy_abort): Don't repeat "internal error".
        * toplev.c (crash_signal): Likewise.

Fri Aug 30 00:33:37 2002  Nicola Pero  <n.pero@mi.flashnet.it>

        * doc/cpp.texi (__NEXT_RUNTIME__): Extended documentation.
        * doc/invoke.texi (-fnext-runtime, -Wno-protocol, -Wselector):
        Extended, updated documentation.
        (-Wundeclared-selector): Documented.

2002-08-29  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/chorus.h: Consistently define *_DEBUGGING_INFO with
        the value 1.  Do not undef before defining.
        * config/darwin.h: Likewise.
        * config/dbx.h: Likewise.
        * config/dbxcoff.h: Likewise.
        * config/dbxelf.h: Likewise.
        * config/elfos.h: Likewise.
        * config/interix.h: Likewise.
        * config/lynx-ng.h: Likewise.
        * config/lynx.h: Likewise.
        * config/netware.h: Likewise.
        * config/psos.h: Likewise.
        * config/svr3.h: Likewise.
        * config/alpha/alpha.h: Likewise.
        * config/alpha/elf.h: Likewise.
        * config/alpha/vms.h: Likewise.
        * config/arc/arc.h: Likewise.
        * config/arm/aout.h: Likewise.
        * config/arm/coff.h: Likewise.
        * config/c4x/c4x.h: Likewise.
        * config/h8300/h8300.h: Likewise.
        * config/i386/cygwin.h: Likewise.
        * config/i386/djgpp.h: Likewise.
        * config/i386/gas.h: Likewise.
        * config/i386/gstabs.h: Likewise.
        * config/i386/i386-coff.h: Likewise.
        * config/i386/i386-interix.h: Likewise.
        * config/i386/sco5.h: Likewise.
        * config/i386/svr3dbx.h: Likewise.
        * config/i386/sysv3.h: Likewise.
        * config/i386/win32.h: Likewise.
        * config/i386/x86-64.h: Likewise.
        * config/i960/i960.h: Likewise.
        * config/ia64/ia64.h: Likewise.
        * config/ip2k/ip2k.h: Likewise.
        * config/m32r/m32r.h: Likewise.
        * config/m68k/3b1.h: Likewise.
        * config/m68k/3b1g.h: Likewise.
        * config/m68k/ccur-GAS.h: Likewise.
        * config/m68k/coff.h: Likewise.
        * config/m68k/hp2bsd.h: Likewise.
        * config/m68k/hp310g.h: Likewise.
        * config/m68k/hp320g.h: Likewise.
        * config/m68k/hp3bsd.h: Likewise.
        * config/m68k/hp3bsd44.h: Likewise.
        * config/m68k/linux-aout.h: Likewise.
        * config/m68k/m68k-aout.h: Likewise.
        * config/m68k/mot3300.h: Likewise.
        * config/m68k/netbsd.h: Likewise.
        * config/m68k/openbsd.h: Likewise.
        * config/m68k/pbb.h: Likewise.
        * config/m68k/plexus.h: Likewise.
        * config/m68k/sun2.h: Likewise.
        * config/m68k/sun3.h: Likewise.
        * config/m68k/tower-as.h: Likewise.
        * config/m68k/vxm68k.h: Likewise.
        * config/m88k/aout-dbx.h: Likewise.
        * config/m88k/m88k-aout.h: Likewise.
        * config/mcore/mcore-elf.h: Likewise.
        * config/mcore/mcore-pe.h: Likewise.
        * config/mips/elf.h: Likewise.
        * config/mips/elf64.h: Likewise.
        * config/mips/iris5gas.h: Likewise.
        * config/mips/iris6.h: Likewise.
        * config/mips/mips.h: Likewise.
        * config/mips/sni-gas.h: Likewise.
        * config/mmix/mmix.h: Likewise.
        * config/ns32k/netbsd.h: Likewise.
        * config/pa/pa64-hpux.h: Likewise.
        * config/romp/romp.h: Likewise.
        * config/rs6000/sysv4.h: Likewise.
        * config/rs6000/xcoff.h: Likewise.
        * config/sh/coff.h: Likewise.
        * config/sh/elf.h: Likewise.
        * config/sparc/linux64.h: Likewise.
        * config/sparc/liteelf.h: Likewise.
        * config/sparc/netbsd.h: Likewise.
        * config/sparc/openbsd.h: Likewise.
        * config/sparc/pbd.h: Likewise.
        * config/sparc/sp64-elf.h: Likewise.
        * config/sparc/sp86x-elf.h: Likewise.
        * config/sparc/sparc.h: Likewise.
        * config/vax/vax.h: Likewise.
        * config/vax/vaxv.h: Likewise.

2002-08-29  "Dhananjay R. Deshpande" <dhananjayd@kpit.com>

        * h8300.c (shift_alg_hi): Various tweaks to improve performance
        of HImode shifts.
        (get_shift_alg): Corresponding changes.

2002-08-29  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * som.h (ALWAYS_STRIP_DOTDOT): Define to 1.

2002-08-29  Richard Henderson  <rth@redhat.com>

        * expr.h (enum block_op_methods): New.
        (emit_block_move): Update prototype.
        * expr.c (block_move_libcall_safe_for_call_parm): New.
        (emit_block_move_via_loop): New.
        (emit_block_move): Use them.  New argument METHOD.
        (emit_push_insn): Always respect the given alignment.
        (expand_assignment): Update call to emit_block_move.
        (store_expr, store_field, expand_expr): Likewise.
        * builtins.c (expand_builtin_apply): Likewise.
        (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
        * function.c (expand_function_end): Likewise.
        * config/sh/sh.c (sh_initialize_trampoline): Likewise.
        * config/sparc/sparc.c (sparc_va_arg): Likewise.
        * calls.c (expand_call, emit_library_call_value_1): Likewise.
        (save_fixed_argument_area): Use emit_block_move with
        BLOCK_OP_CALL_PARM instead of move_by_pieces.
        (restore_fixed_argument_area): Likewise.
        (store_one_arg): Fix alignment parameter to emit_push_insn.

2002-08-29  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * install.texi (hppa64-hp-hpux11*): Document installation procedure.

2002-08-29  Catherine Moore  <clm@redhat.com>

        * config/v850/v850.h (MULDI3_LIBCALL, UCMPDI2_LIBCALL, CMPDI2_LIBCALL,
        NEGDI2_LIBCALL, INIT_TARGET_OPTABS, MASK_STRICT_ALIGN): Define.
        (PREDICATE_CODES): Include new predicates.
        (RTX_COSTS): Handle UMOD and UDIV.  Tune MULT for v850e.
        (TARGET_SWITCHES):  Add strict-align.
        (TARGET_STRICT_ALIGN): New.
        (MASK_DEFAULT, STRICT_ALIGNMENT):  Redefine.
        * config/v850/t-v850 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
        Define.
        (LIB1ASMFUNCS): Add v850_negdi2, v850_cmpdi2, v850_ucmpdi2,
        v850_muldi3.
        * config/v850/lib1funcs.asm (L_callt_save_r2_r29, L_return_r2_r29,
        L_callt_save_r2_r31, L_return_r2_r31,
        L_save_all_interrupt): Change addi to add.
        (L_save_interrupt, L_return_interrupt): Rework.
        (__return_r31):  Correct .size directive.
        (mulsi3, divsi3, udivsi3, umodsi3, modsi3): Tune for v850e.
        (v850_negdi2, v850_cmpdi2, v850_ucmpdi2, v850_muldi3):
        New routines.
        * config/v850/v850.c (expand_prologue): Call
        gen_callt_save_interrupt, gen_callt_restore_all_interrupt,
        gen_callt_return_interrupt and gen_callt_save_all_interrupt.
        (reg_or_int9_operand): New predicate.
        (reg_or_const_operand): New routine.
        * config/v850/v850.md (return_interrupt): Changed from
        restore_interrupt.
        (callt_save_all_interrupt): Changed from save_all_interrupt_v850e.
        (callt_save_interrupt): Change save sequence.
        (callt_return_interrupt): New.
        (save_interrupt): Don't use runtime function for LONG_CALLS
        and TARGET_PROLOG_FUNCTION.
        (save_all_interrupt): Likewise.
        (mulsi3): Use new predicate.
        (moviscc): Disallow some combination of constants.
        Fix define_split for sasf insns, so that it will not generate bad
        code if operand0 and operand5 are the same.
        * config/v850/v850-protos.h: Prototype new predicates.

2002-08-28  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-common.c (builtin_define_type_precision): New function.
        (cb_register_builtins): Use it.  Define __WCHAR_UNSIGNED__ is
        wchar_t is unsigned in C++.
        * doc/cpp.texi (Common Predefined Macros): Document
        __WCHAR_UNSIGNED__, __CHAR_BIT__, __WCHAR_BIT__, __SHRT_BIT__,
        __INT_BIT__, __LONG_BIT__, __LONG_LONG_BIT__, __FLOAT_BIT__,
        __DOUBLE_BIT__, __LONG_DOUBLE_BIT__.

2002-08-28  Sylvain Pion <pion@cs.nyu.edu>

        * doc/invoke.texi (-Wreorder): Remove remaining pieces from the generic
        section.  Mention that it is enabled by -Wall.
        (-Wall): Mention that there can be language-specific warnings as well.
        (-Wctor-dtor-privacy): Mention that it is enabled by default.
        (-Wnon-virtual-dtor): Mention that it is enabled by -Wall.

Wed Aug 28 15:35:17 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.c (calc_live_regs): Save FPSCR_REG in an interrupt handler
        if it is ever live.

        * sh.c (sh_handle_interrupt_handler_attribute): Reject interrupt_handler
  &n