* ginclude/varargs.h: Replace with stub which issues #error.

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

2002-07-15  Zack Weinberg  <zack@codesourcery.com>

        * ginclude/varargs.h: Replace with stub which issues #error.
        * ginclude/stdarg.h: __builtin_stdarg_start is renamed
        __builtin_va_start.

        * builtins.def (BUILT_IN_VARARGS_START): Delete.
        (BUILT_IN_VA_START): New.
        * builtins.c (expand_builtin_va_start): Eliminate first
        argument and code to implement pre-ISO varargs.
        (std_expand_builtin_va_start): Ignore first argument; it is
        always 1.
        (expand_builtin): Handle BUILT_IN_VA_START and
        BUILT_IN_STDARG_START identically.  Delete
        BUILT_IN_VARARGS_START case.

        * function.c (assign_parms): Delete hide_last_arg and all
        its uses.
        (mark_varargs): Delete function.
        * function.h (struct function): Delete 'varargs' bit.
        (current_function_varargs): Delete macro.
        * tree.h: Don't declare mark_varargs.

        * c-decl.c (c_function_varargs, c_mark_varargs): Delete.
        (c_expand_body): Don't call mark_varargs.
        * c-objc-common.c: Handle BUILT_IN_VA_START and
        BUILT_IN_STDARG_START identically.  Delete
        BUILT_IN_VARARGS_START case.
        * c-tree.h: Don't declare c_mark_varargs.
        * c-parse.in: Remove grammar rules for '&...' (which has been
        commented out since before 2.7.2) and for '...' in K+R
        argument declarations.

        * builtins.c, function.c, integrate.c, sibcall.c,
        config/alpha/unicosmk.h, config/arc/arc.c, config/arc/arc.h,
        config/avr/avr.c, config/cris/cris.c, config/fr30/fr30.c,
        config/i960/i960.c, config/i960/i960.md, config/m32r/m32r.c,
        config/m32r/m32r.h, config/m88k/m88k.c, config/m88k/m88k.h,
        config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
        config/mn10300/mn10300.c, config/pa/som.h, config/s390/s390.c,
        config/sh/sh.c, config/sh/sh.h, config/sparc/sparc.h,
        config/stormy16/stormy16.c: Delete all references to
        current_function_varargs, and code predicated on that flag.

        * config/alpha/alpha.c (alpha_va_start),
        config/arc/arc.c (arc_va_start),
        config/i386/i386.c (ix86_va_start),
        config/mips/mips.c (mips_va_start),
        config/mn10300/mn10300.c (mn10300_va_start),
        config/rs6000/rs6000.c (rs6000_va_start),
        config/s390/s390.c (s390_va_start),
        config/sh/sh.c (sh_va_start),
        Ignore first argument; it is always 1.

        * config/c4x/c4x-protos.h, config/c4x/c4x.c: Delete c4x_va_start.
        * config/ia64/ia64-protos.h, config/ia64/ia64.c: Delete ia64_va_start.
        * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
        Delete m68hc11_va_start.
        * config/c4x/c4x.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h:
        No need to define EXPAND_BUILTIN_VA_START.

        * doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi,
        doc/trouble.texi: Remove references to GCC-provided <varargs.h>.

2002-07-15  Eric Botcazou  <ebotcazou@multimania.com>

        PR optimization/7153
        * regmove.c (optimize_reg_copy_3): Don't optimize if the register
        dies in more than one insn.

2002-07-15  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Remove.

2002-07-15  Michael Matz  <matz@suse.de>,
            Daniel Berlin  <dberlin@dberlin.org>,
            Denis Chertykov  <denisc@overta.ru>

        Add a new register allocator.

        * ra.c: New file.
        * ra.h: New file.
        * ra-build.c: New file.
        * ra-colorize.c: New file.
        * ra-debug.c: New file.
        * ra-rewrite.c: New file.

        * Makefile.in (ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
        (ra-rewrite.o): New .o files for libbackend.a.
        (GTFILES): Add basic-block.h.

        * toplev.c (flag_new_regalloc): New.
        (f_options): New option "new-ra".
        (rest_of_compilation): Call initialize_uninitialized_subregs()
        only for the old allocator.  If flag_new_regalloc is set, call
        new allocator, instead of local_alloc(), global_alloc() and
        friends.

        * doc/invoke.texi: Document -fnew-ra.
        * basic-block.h (FOR_ALL_BB): New.
        * config/rs6000/rs6000.c (print_operand): Write small constants
        as @l+80.

        * df.c (read_modify_subreg_p): Narrow down cases for a rmw subreg.
        (df_reg_table_realloc): Make size at least as large as max_reg_num().
        (df_insn_table_realloc): Size argument now is absolute, not relative.
        Changed all callers.

        * gengtype.c (main): Add the pseudo-type "HARD_REG_SET".
        * regclass.c (reg_scan_mark_refs): Ignore NULL rtx's.

        2002-06-20  Michael Matz  <matz@suse.de>

        * df.h (struct ref.id): Make unsigned.
        * df.c (df_bb_reg_def_chain_create): Remove unsigned cast.

        2002-06-13  Michael Matz  <matz@suse.de>

        * df.h (DF_REF_MODE_CHANGE): New flag.
        * df.c (df_def_record_1, df_uses_record): Set this flag for refs
        involving subregs with invalid mode changes, when
        CLASS_CANNOT_CHANGE_MODE is defined.

        2002-05-07  Michael Matz  <matz@suse.de>

        * reload1.c (fixup_abnormal_edges): Don't insert on NULL edge.

        2002-05-03  Michael Matz  <matz@suse.de>

        * sbitmap.c (sbitmap_difference): Accept sbitmaps of different size.

        Sat Feb  2 18:58:07 2002  Denis Chertykov  <denisc@overta.ru>

        * regclass.c (regclass): Work with all regs which have sets or
        refs.
        (reg_scan_mark_refs): Count regs inside (clobber ...).

        2002-01-04  Michael Matz  <matzmich@cs.tu-berlin.de>

        * df.c (df_ref_record): Correctly calculate SUBREGs of hardregs.
        (df_bb_reg_def_chain_create, df_bb_reg_use_chain_create): Only
        add new refs.
        (df_bb_refs_update): Don't clear insns_modified here, ...
        (df_analyse): ... but here.

        * sbitmap.c (dump_sbitmap_file): New.
        (debug_sbitmap): Use it.

        * sbitmap.h (dump_sbitmap_file): Add prototype.

        2001-08-07  Daniel Berlin  <dan@cgsoftware.com>

        * df.c (df_insn_modify): Grow the UID table if necessary, rather
        than assume all emits go through df_insns_modify.

        2001-07-26  Daniel Berlin  <dan@cgsoftware.com>

        * regclass.c (reg_scan_mark_refs): When we increase REG_N_SETS,
        increase REG_N_REFS (like flow does), so that regclass doesn't
        think a reg is useless, and thus, not calculate a class, when it
        really should have.

        2001-01-28  Daniel Berlin  <dberlin@redhat.com>

        * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP_REV): New macro, needed for
        dataflow analysis.

2002-07-15  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/7245
        * config/i386/i386.c (const_int_1_31_operand): New.
        * config/i386/i386.h (PREDICATE_CODES): Add it.
        * config/i386/i386.md (ashlsi3_cmp, ashlsi3_cmp_zext, ashlhi3_cmp,
        ashlqi3_cmp, ashrsi3_cmp, ashrsi3_cmp_zext, ashrhi3_cmp, ashrqi3_cmp,
        lshrsi3_cmp, lshrsi3_cmp_zext, lshrhi3_cmp, lshrqi3_cmp): Use it.

2002-07-14  Alan Modra  <amodra@bigpond.net.au>

        PR target/7282
        * config/rs6000/rs6000.md (floatsidf2): Enable for POWERPC64.
        (floatunssidf2): Likewise.
        (floatsidf_ppc64): New insn_and_split.
        (floatunssidf_ppc64): Likewise.

2002-07-14  Andreas Jaeger  <aj@suse.de>

        * config.gcc (sh64): Remove unused
        target_requires_64bit_host_wide_int.

2002-07-12  Roger Sayle  <roger@eyesopen.com>

        * expr.c [CLEAR_RATIO]: New macro defining the maximum number
        of move instructions to use when clearing memory, c.f. MOVE_RATIO.
        [CLEAR_BY_PIECES]: New macro, using CLEAR_RATIO, to determine
        whether clear_by_pieces should be used to clear storage.
        (clear_storage): Use CLEAR_BY_PIECES instead of MOVE_BY_PIECES.

        * doc/tm.texi: Document these two new target macros.

2002-07-12  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md ("zero_extendsidi2"): Use D_REG only for
        the scratch register.
        ("*movhi2_push"): Accept Z_REG because a split pattern can make use
        of it, forbid reload to use it.

2002-07-12  Marek Michalkiewicz  <marekm@amelek.gda.pl>

        * config/avr/avr.c (test_hard_reg_class): Fix TEST_HARD_REG_BIT
        usage on 64-bit hosts, return value was truncated to 32 bits.

Fri Jul 12 00:49:36 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * simplify-rtx.c (simplify_subreg): Handle floating point
        CONST_DOUBLEs.  When an integer subreg of a smaller mode than
        the element mode is requested, compute a subreg with an
        integer mode of the same size as the element mode first.

Thu Jul 11 22:02:57 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * combine.c (try_combine): When converting a paradoxical subreg
        to an extension, take LOAD_EXTEND_OP into account.

2002-07-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config.gcc (mips-sgi-irix6*o32): New configuration.

        * configure.in (libgcc_visibility): Disable for mips-sgi-irix6*o32
        configurations.
        * configure: Regenerate.

        * config/mips/iris6-o32-as.h: New file.
        * config/mips/iris6-o32.h: New file.

        * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Define.
        (NM_FLAGS): Define.
        (HAVE_AS_SHF_MERGE): Undefine.

        * config/mips/t-iris5-as: New file.
        * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.

        * config/mips/t-iris6 (SHLIB_EXT, SHLIB_SOLINK, SHLIB_SONAME,
        SHLIB_NAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_SLIBDIR_QUAL, SHLIB_LINK,
        SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MAPFILES, FPBIT, DPBIT,
        dp-bit.c, fp-bit.c): Move ...
        * config/mips/t-iris5-6: ... here.
        New file, shared by IRIX 5 and IRIX 6.
        * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix6*,
        mips-sgi-irix5*): Use it.

        * config/mips/iris6.h: Remove duplicate comment.

        * config/mips/mips.c (TARGET_ASM_UNALIGNED_DI_OP) [TARGET_IRIX5 &&
        !TARGET_IRIX6]: Define.
        (mips_asm_file_start): Don't emit mdebug.<ABI> sections on IRIX 5/6.

        * config/mips/mips.h (ASM_DECLARE_FUNCTION_NAME): Fix comment.

2002-07-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa.md (adddi3): Change predicate of operand 2 to adddi3_operand
        and delete code to force constant to register.
        * pa-protos.h (adddi3_operand): Add prototype.
        * pa.c (adddi3_operand): New function.

2002-07-11  Roger Sayle  <roger@eyesopen.com>

        * c-decl.c (duplicate_decls): Preserve the noreturn attribute on
        non-ANSI builtin functions.

Thu Jul 11 11:31:12 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * rtl.h (gen_rtx_CONST_VECTOR): Declare.
        * gengenrtl.c (special_rtx): Check for CONST_VECTOR.
        * emit-rtl.c (gen_rtx_CONST_VECTOR): New function.
        (gen_const_vector_0): Use it.

2002-07-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa.md (adddi3): For 32-bit targets, force constants to a register
        if they don't fit in an 11-bit immediate.  Change insn predicate to
        arith11_operand.  Remove comment.
        * pa.c (cint_ok_for_move): Fix comment.
        (emit_move_sequence):  Don't directly split DImode constants on 32-bit
        targets.

2002-07-11  Tim Josling  <tej@melbpc.org.au>

        Remove front end hard coding from gengtype.c.

        * Makefile.in
        (STAGESTUFF): add gtyp-gen.h
        (GTFILES): Remove front end specific files.
        (GTFILES_FILES_LANGS): New, from configure..
        (GTFILES_FILES_FILES): Likewise.
        (GTFILES_LANG_DIR_NAMES): Likewise.
        (GTFILES_SRCDIR): Likewise.
        (gtyp-gen.h): Build from configure information.
        (s-gtype): Remove command line parameters from gengtype.
        (gengtype.o): Remove dependency on GTFILES. Depend on gtyp-gen.h.
        (mostlyclean): Delete files generated by and for gengtype.

        * c-config-lang.in: New file.

        * configure.in (all_gtfiles_files_langs): New. Accumulate files
        for each language.
        (all_gtfiles_files_files): New. Accumulate language for each file
        accumulated.
        (gtfiles): Pick up value for C.
        (srcdir): AC-SUBST this variable.
        (all_gtfiles_files_langs): AC-SUBST this variable.
        (all_gtfiles_files_files): AC-SUBST this variable.

        * configure: Regenerate.

        * gengtype-lex.l (parse_file): Make parameter const.

        * gengtype.c (toplevel): include gtyp-gen.h.
        (BASE_FILE_<language> unnamed enum): Delete.
        (lang_names): Delete (replaced by gtyp-gen.h)
        (lang_dir_names): From gtyp-gen.h, replaces lang_names; changed
        all references.
        (NUM_GT_FILES): New.
        (NUM_LANG_FILES): New.
        (srcdir_len): New.
        (NUM_BASE_FILES): Change calculation.
        (open_base_files): Change prototype to avoid warning.
        (startswith): Delete.
        (get_file_basename): Iterate through generated language list not
        hard coded list.
        (get_base_file_bitmap): Use generated list of files and languages.
        (close_output_files): Add prototype to rmove warning.
        (main): Iterate through list of generated files from gtyp-gen.h
        rather than command line paramaters.  Ignore duplicated file
        names.

        * gengtype.h (parse_file): Amend prototype for const parameter.

        * doc/sourcebuild.texi: Document gtfiles variable.

        * doc/gty.texi: Document changes to gtfiles variable for front
        ends.

        * objc/config-lang.in (gtfiles): Add files needed for objc front
        end.

2002-07-10  Roger Sayle  <roger@eyesopen.com>

        PR c/2454
        * combine.c (nonzero_bits): LOAD_EXTEND_OP should only apply
        to SUBREGs of MEMs.  (num_sign_bit_copies): Likewise.

2002-07-10  Roger Sayle  <roger@eyesopen.com>
            Zack Weinberg <zack@codesourcery.com>

        * builtins.def: Make the argument types of abort and exit
        independent of the front-end.

2002-07-11  Alan Modra  <amodra@bigpond.net.au>

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

2002-07-10  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (emit_frame_save): New.
        (rs6000_frame_related): Replace reg2 before reg.
        (rs6000_emit_prologue): Use emit_frame_save for saving gprs, fprs,
        and eh_return registers.

2002-07-10  Toon Moene  <toon@moene.indiv.nluug.nl>

        Revert all patches for optimization of Complex .op. Real.
        * complex_part_zero_p: Remove
        * expand_cmplxdiv_straight: Replace complex_part_zero_p(x)
        with x.
        * expand_cmplxdiv_wide: Ditto.
        * expand_binop: Ditto.

2002-07-10  Marek Michalkiewicz  <marekm@amelek.gda.pl>

        * config/avr/avr.md: Fix two 0x80000000 constants to make them
        negative also on 64-bit hosts.

        Default to -fno-reorder-blocks when optimizing for size.
        * config/avr/avr-protos.h (avr_optimization_options): Declare.
        * config/avr/avr.c (avr_optimization_options): New function.
        * config/avr/avr.h (OPTIMIZATION_OPTIONS): New.

        Optimize returning from simple functions.
        * config/avr/avr-protos.h (avr_simple_epilogue): Declare.
        * config/avr/avr.c (avr_simple_epilogue): New function.
        * config/avr/avr.md (return): New insn.

2002-07-10  Douglas B Rupp  <rupp@gnat.com>

        * config/i386/i386.c  (ix86_svr3_asm_out_constructor): Add
        HAS_INIT_SECTION to protection.

2002-07-10  Mark Mitchell  <mark@codesourcery.com>

        * doc/invoke.texi (Debugging Options): Mention that -gdwarf is
        deprecated.

Wed Jul 10 19:50:03 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * combine.c (gen_lowpart_for_combine): Handle vector modes.
        Supply non-VOID mode to simplify_gen_subreg.

Wed Jul 10 18:48:55 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.c (ix86_init_mmx_sse_builtins): Fix thinko.

2002-07-10  Jeffrey A Law  <law@redhat.com>

        * mn10200.c (expand_prologue): Create REG_MAYBE_DEAD notes
        as appropriate.

        * mn10200.c (expand_epilogue): Fix test to determine which scratch
        register to use.

Wed Jul 10 16:06:00 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * cse.c (cse_insn): Supply proper SUBREG_BYTE to simplify_gen_subreg.
        Get mode from dest.
        If simplify_gen_subreg fails, try next equivalent.

2002-07-09  Gabriel Dos Reis  <gdr@codesourcery.com>

        * diagnostic.h: #include location.h
        (location_t): Move definition to..
        * location.h: ... here.  New file.
        * tree.h: #include location.h
        (DECL_SOURCE_LOCATION): New macro.
        (DECL_SOURCE_FILE): Use.
        (DECL_SOURCE_LINE): Likewise.
        (struct tree_decl): REplace filename and linenum with locus.
        * Makefile.in (TREE_H): add location.h
        (diagnostic.o): Depends on gt-location.h
        (gt-location.h): Depends on s-gtype

2002-07-09  Matt Kraai  <kraai@alumni.cmu.edu>

        * config/rs6000/aix.h: Convert CPP_PREDEFINES to
        TARGET_OS_CPP_BUILTINS.
        * config/rs6000/aix31.h: Likewise.
        * config/rs6000/aix41.h: Likewise.
        * config/rs6000/aix43.h: Likewise.
        * config/rs6000/aix51.h: Likewise.
        * config/rs6000/beos.h: Likewise.
        * config/rs6000/darwin.h: Likewise.
        * config/rs6000/eabi.h: Likewise.
        * config/rs6000/eabisim.h: Likewise.
        * config/rs6000/linux.h: Likewise.
        * config/rs6000/linux64.h: Likewise.
        * config/rs6000/lynx.h: Likewise.
        * config/rs6000/mach.h: Likewise.
        * config/rs6000/rtems.h: Likewise.
        * config/rs6000/sysv4.h: Likewise.
        * config/rs6000/vxppc.h: Likewise.

2002-07-09 Devang Patel <dpatel@apple.com>
        * objc/objc-act.c (adjust_type_for_id_default): Fix my previous patch.
        Do not allow ObjC objects as a parameter type for Objective-C methods.
        My previous patch restricted  'struct' also.

2002-07-09  Neil Booth  <neil@daikokuya.co.uk>

        * cpperror.c (cpp_error): Default to directive_line within
        directives here.
        * cppexp.c (cpp_interpret_integer): Only use traditional
        number semantics in directives.
        * cpplib.c (prepare_directive_trad): Don't reset pfile->line.
        (do_include_common): Similarly.
        * cpptrad.c (scan_out_logical_line): Implement accurate
        quoting of <> in #include.
        * doc/cpp.texi: Update.

Tue Jul  9 22:37:44 2002  Stephen Clarke <stephen.clarke@superh.com>
                          J"orn Rennecke <joern.rennecke@superh.com>

        * sh.c (sh_adjust_cost): Special handling of SHMEDIA code.
        * sh.md (attribute issues): Replace with:
        (attribute pipe_model).  All users changed.
        (attribute type): Change pt / ptabs to pt_media / ptabs_media.
        All users changed.
        (function units sh5issue, sh5fds): New.
        (attribute is_mac_media): New.
        (adddi3_media, subdi3_media, divsi3_i1_media, anddi3): Add type.
        (andcdi3, iordi3, xordi3, ashldi3_media, lshrdi3_media): Likewise.
        (ashrdi3_media, negdi_media, extendsidi2, movqi_media): Likewise.
        (movhi_media, shori_media, movv2sf_i, jump_media): Likewise.
        (call_media, call_value_media, sibcall_media): Likewise.
        (casesi_jump_media, casesi_shift_media, casesi_load_media): Likewise.
        (return_media_i, addsf3_media, subsf3_media, mulsf3_media): Likewise.
        (mac_media, divsf3_media, floatdisf2, floatsisf2_media): Likewise.
        (fix_truncsfdi2, fix_truncsfsi2_media, cmpeqsf_media): Likewise.
        (cmpgtsf_media, cmpgesf_media, cmpunsf_media, negsf2_media): Likewise.
        (sqrtsf2_media, abssf2_media, adddf3_media, subdf3_media): Likewise.
        (muldf3_media, divdf3_media, floatdidf2, floatsidf2_media): Likewise.
        (fix_truncdfdi2, fix_truncdfsi2_media, cmpeqdf_media): Likewise.
        (cmpgtdf_media, cmpgedf_media,cmpundf_media, negdf2_media): Likewise.
        (sqrtdf2_media, absdf2_media, extendsfdf2_media): Likewise.
        (truncdfsf2_media): Likewise.
        (movsi_media, movsi_media_nofpu, movdi_media): Use new types.
        (movdi_media_nofpui, movdf_media, movdf_media_nofpu): Likewise.

Tue Jul  9 21:39:50 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.h (PREDICATE_CODES): Add general_extend_operand and inqhi_operand.
        * sh.c (general_extend_operand, inqhi_operand): New functions.
        * sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): Collapse
        alternatives using 'N' modifier.  Add type.
        (adddi3z_media): Likewise.  Enable generator function generation.
        (movdicc_false, movdicc_true, addsi3_media, subsi3_media): Use more
        exact predicates / constraints.  Add type.
        (subsi3): Allow 0 for SHMEDIA.
        (udivsi3_i4_media): Use match_operand for input values
        rather than hard registers.
        (udivsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
        unnecessarily through hard registers.  Keep copies of pseudo
        registers outside of the libcall sequence.
        (mulsidi3_media, umulsidi3_media): Use more exact predicates.  Add type.
        (ashlsi3_media, ashrsi3_media, lshrsi3_media): Likewise.
        (zero_extendsidi2, zero_extendhidi2, zero_extendqidi2): Likewise.
        (extendhidi2, extendqidi2): Likewise.
        (andsi3_compact): Name.
        (andcdi3): Enable generator function generation.
        (zero_extendhisi2, zero_extendqisi2): Rename to
        (zero_extendhisi2_compact, zero_extendqisi2_compact).
        (extendhisi2, extendqisi2): Rename to
        (extendhisi2_compact, extendqisi2_compact).
        (rotldi3, rotldi3_mextr, rotrdi3, rotrdi3_mextr): New patterns.
        (loaddi_trunc, zero_extendhisi2, zero_extendhisi2_media): Likewise.
        (zero_extendhisi2_media+1, zero_extendqisi2): Likewise.
        (zero_extendqisi2_media, extendhisi2, extendhisi2_media): Likewise.
        (extendhisi2_media, extendhisi2_media+1, extendqisi2): Likewise.
        (extendqisi2_media, extendqisi2_media+1, truncdisi2): Likewise.
        (truncdihi2, truncdiqi2, reload_inqi, reload_inhi): Likewise.
        (shmedia32_initialize_trampoline_big): Likewise.
        (shmedia32_initialize_trampoline_little): Likewise.
        (nsb, nsbsi, nsbdi, ffsdi2, ffssi2, byterev): Likewise.
        (negdi2): Remove spurious T clobber.
        (zero_extendhidi2+1, extendhidi2+1, extendqidi2+1): Handle TRUNCATE.
        (movsi_media, movsi_media_nofpu): Remove spurious *k after b.
        (movdi_media, movdi_media_nofpu, pt, ptb): Likewise.
        (movsi_media_nofpu+2, movhi_media+1): Only do split after reload.
        (ic_invalidate_line_media): Write back data cache before invalidating
        instruction cache.  Add type.
        (movsf_media): Sign-extend when the destination is a general
        purpose register.  Add type.
        (bgt_media, bge_media, bgtu_media, bgeu_media, blt_media_i): Allow 0.
        (casesi_worker_0+1): Only increment ref count for proper label.
        (casesi_worker_0+2): Likewise.

2002-07-09  Mark Mitchell  <mark@codesourcery.com>

        * dwarfout.c (dwarfout_init): Warn that DWARF1 is deprecated.

2002-07-09  Steve Ellcey  <sje@cup.hp.com>

        * gcc/except.c (expand_eh_region_end_cleanup): Change exception pointer
        from Pmode to ptr_mode.
        (get_exception_pointer): Ditto.
        (connect_post_landing_pads): Ditto.
        (dw2_build_landing_pads): Ditto.

2002-07-08  Steve Ellcey  <sje@cup.hp.com>
        * gcc/c-pragma.h (add_to_renaming_pragma_list): New function.
        * gcc/c-pragma.c (add_to_renaming_pragma_list): New function.
        (handle_pragma_redefine_extname): Change to use new function.

2002-07-08  Roger Sayle  <roger@eyesopen.com>

        * combine.c (combine_simplify_rtx): Add an explicit cast
        to avoid signed/unsigned comparison warning.
        (simplify_if_then_else): Likewise.
        (extended_count): Likewise.
        (simplify_shift_const): Likewise.
        (simplify_comparison): Likewise.

2002-07-08  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md: Add imadd type.  Update scheduler description
        to use imadd as well as imul.
        (*mul_acc_si, *madsi): Change imul alternatives to imadd.
        (*mul_acc_di, *mul_acc_64bit_di): Likewise.
        (*mul_sub_si): Likewise for first alternative.  Change second
        alternative from imul to multi.

2002-07-07  Neil Booth  <neil@daikokuya.co.uk>

        * c-common.c (c_common_post_options): Update prototype;
        don't init backends if preprocessing only.
        * langhooks-def.h (LANG_HOOKS_POST_OPTIONS): Update.
        * langhooks.h (struct lang_hooks): Update post_options to
        return a boolean.
        * toplev.c (parse_options_and_default_flags, do_compile,
        lang_independent_init): Update prototypes.  Allow the
        front end to specify that there is no need to initialize
        the back end.
        (general_init): Move call to hex_init here...
        (toplev_main): ...from here.  Pass flag for back end init
        suppression.

Sun Jul  7 20:38:38 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.h (PRINT_OPERAND_PUNCT_VALID_P): Allow '\''.
        (PREDICATE_CODES): Add entries for equality_comparison_operator,
        greater_comparison_operator and less_comparison_operator.
        * sh.c (print_operand): Add '\'' code.  Make 'o' handle
        more operators.
        (equality_comparison_operator): New function.
        (greater_comparison_operator, less_comparison_operator): Likewise.
        * sh.md (beq_media_i): Disable generator function generation.
        Use match_operator to handle a whole class of comparisons.  Add
        modifier in output template to provide branch prediction.  Add type.
        (bgt_media_i, ble_media_i): Likewise.  Allow zero operands.
        (bne_media_i, bge_media_i, bgtu_media_i, bgeu_media_i): Delete.
        (blt_media_i, bleu_media_i, bltu_media_i): Likewise.
        (bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Allow zero operands.

2002-07-07  Hans-Peter Nilsson  <hp@bitrange.com>

        Emit MMIX function prologue and epilogue as rtl.
        * config/mmix/mmix.md ("call"): Use mmix_get_hard_reg_initial_val,
        not unprototyped get_hard_reg_initial_val.
        ("call_value", "nonlocal_goto_receiver"): Ditto.
        ("return"): Make define_expand.  Move real insn to...
        ("*expanded_return"): New pattern.
        ("prologue", "epilogue"): New define_expands.
        * config/mmix/mmix.h (MMIX_rO_REGNUM): New macro.
        (struct machine_function): New member in_prologue.
        (FIRST_PSEUDO_REGISTER): Adjust for including rO as register.
        (FIXED_REGISTERS, CALL_USED_REGISTERS): Ditto.
        (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Ditto.
        (MMIX_GNU_ABI_REG_ALLOC_ORDER, REG_CLASS_CONTENTS): Ditto.
        (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Ditto.
        (LOCAL_REGNO): Define.  Adjust comment.
        * config/mmix/mmix.c (MMIX_CFUN_NEEDS_SAVED_EH_RETURN_ADDRESS):
        Consider regs_ever_live[MMIX_rJ_REGNUM], not just
        leaf_function_p.
        (MMIX_OUTPUT_REGNO): Don't translate registers while outputting
        the prologue.
        (mmix_target_asm_function_prologue): Make static.  Just mark that
        the prologue is being emitted.  Move guts to...
        (mmix_expand_prologue): New function.  Adjust for emitting
        prologue as rtl.  For sizes, use HOST_WIDE_INT only.
        (mmix_target_asm_function_epilogue): Make static.  Simply emit a
        \n.  Move guts to...
        (mmix_expand_epilogue): New function.  Adjust for emitting
        epilogue as rtl.  For sizes, use HOST_WIDE_INT only.
        (mmix_target_asm_function_end_prologue): Mark that the prologue
        has ended.
        (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
        (mmix_conditional_register_usage): Improve comments.
        (mmix_local_regno): New function.
        (mmix_emit_sp_add, mmix_get_hard_reg_initial_val): Ditto.
        * config/mmix/mmix-protos.h (mmix_local_regno): Prototype.
        (mmix_expand_prologue, mmix_expand_epilogue): Ditto.
        (mmix_get_hard_reg_initial_val): Ditto.

2002-07-06  Andreas Jaeger  <aj@suse.de>

        * toplev.c (set_fast_math_flags): Don't use ISO C style function
        definitions.
        * gengtype.c (open_base_files): Likewise.
        (close_output_files): Likewise.
        * tracer.c (find_best_predecessor): Likewise.
        (find_best_successor): Likewise.
        (ignore_bb_p): Likewise.

2002-07-05  Roger Sayle  <roger@eyesopen.com>

        PR c++/7099
        * builtin-attrs.def: Define new attribute lists for use in
        builtins.def.
        * builtins.def [DEF_BUILTIN]: Modify to take an additional
        ATTRS argument, an enumerated value defined in builtin-attrs.def
        that represents the attribute list for the builtins.  Modify
        all builtin functions to pass an appropriate attribute list.
        Specify "abort", "exit", "_exit" and "_Exit" builtins here with
        their required noreturn attributes.
        * tree.h (enum_builtin_function): Ignore the additional parameter
        to DEF_BUILTIN.
        * builtins.c (built_in_names): Likewise.
        * c-common.c: (builtin_function_2): Replace the "int noreturn_p"
        argument with a tree representing the functions attribute list.
        Pass this "attrs" argument to builtin_function.  No longer handle
        the noreturn_p processing manually.
        (built_in_attributes): Move the definitions from builtin-attrs.def
        before c_common_nodes_and_builtins.
        (c_common_nodes_and_builtins): Handle the new ATTRS parameter in
        DEF_BUILTIN, passing it to both builtin_function and the changed
        builtin_function_2.

        * doc/extend.texi: Document __builtin_abort, __builtin_exit,
        __builtin__exit and __builtin__Exit.

2002-07-05  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Avoid allocating
        QI mode registers in soft registers.
        ("zero_extendqihi2"): Do not take into account soft registers
        for register allocation (use '*' constraint).

2002-07-05  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md ("*ashlsi3"): Avoid saving y if we know
        it is dead.
        ("*ashrsi3"): Likewise.
        ("*lshrsi3"): Likewise.

2002-07-05  Vladimir Makarov  <vmakarov@redhat.com>

        * genautomata.c (output_max_insn_queue_index_def): Take latencies
        into account.

2002-07-05  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md (peephole2): New peephole2 to optimize
        address computation and memory moves.

2002-07-03  Mark Mitchell  <mark@codesourcery.com>

        PR c++/6706
        * dwarfout.c (output_reg_number): Fix warning message.
        (output_bound_representation): Check SAVE_EXPR_RTL is not NULL
        before using it.

2002-07-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * gcc/gcc.c (asm_debug): Move initialization ...
        (init_spec): ... here.

2002-07-05  Nathan Sidwell  <nathan@codesourcery.com>

        * c-parse.in (extdef): Append ';'.
        (old_style_parm_decls): Append ';'.

2002-07-04  Daniel Jacobowitz  <drow@mvista.com>

        * configure.in: Correct typos: gcc_cv_as_gdwarf2_debug_flag to
        gcc_cv_as_gdwarf2_flag and gcc_cv_as_gstabs_debug_flag
        to gcc_cv_as_gstabs_flag.
        * configure: Rebuilt.

2002-07-04  Geoffrey Keating  <geoffk@redhat.com>

        * ggc.h (ggc_add_root): Document as obsolete.

Thu Jul  4 07:58:01 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.md (mshfhi_b, mshflo_b, mshfhi_l, mshflo_l, mshfhi_w): Add DONE.
        (mshflo_w): Likewise.

Thu Jul  4 07:36:29 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * simplify-rtx.c (simplify_subreg): Reduce problem of finding
        vector mode subregs of constants to finding integer mode
        subregs of constants.
        * cse.c (cse_insn): Use simplify_gen_subreg.
        * convert.c (convert_to_integer): Don't strip a NOP_EXPR
        From a vector mode expression of different size than the
        target mode.

2002-07-03  Eric Christopher  <echristo@redhat.com>

        * config/mips/linux.h: Add #undef for SUBTARGET_CPP_SPEC.
        * config/mips/mips.h: Remove deprecated -m<processor> options
        and cc1_cpu_spec associated.
        (CONSTANT_ADDRESS_P): Fix last patch.
        (ASM_DECLARE_FUNCTION_NAME): Declare. Fix comment.
        * config/mips/mips.md (bungt, bunge, sungt_df, sungt_sf, sunge_df,
        sunge_sf): Remove.

2002-07-03  Stan Shebs  <shebs@apple.com>

        * config/darwin.h (APPLE_CC): Remove, not meaningful in FSF GCC.
        (STRINGIFY_THIS, REALLY_STRINGIFY): Remove.
        (CPP_SPEC): Remove insertion of APPLE_CC definition.

2002-07-03  Roger Sayle  <roger@eyesopen.com>

        * combine.c (struct_undo): Change types of recorded substitutions
        to be either "int" or "rtx", instead of "unsigned int" and "rtx".
        (do_SUBST_INT): Change types of the substitution from unsigned int
        to int, to avoid compilation warning from SUBST_INT's only caller.

        (make_extraction): Add cast to avoid compilation warning.
        (force_to_mode): Remove cast to avoid compilation warning.

2002-07-03  Eric Botcazou  <ebotcazou@multimania.com>
            Jeff Law  <law@redhat.com>

        * i386.md (length_immediate attribute): Fix typo.
        (length_address attribute): Likewise.
        (modrm attribute): Set it to 0 for immediate call instructions.
        (jcc_1 pattern): Set modrm attribute to 0.
        (jcc_2 pattern ): Likewise.
        (jump pattern): Likewise.
        (doloop_end_internal pattern): Explicitly set length.
        (leave pattern): Fix typo.
        (leave_rex64 pattern): Likewise.

2002-07-03  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.md (fix_truncdfsi2_internal): Ignore DImode
        in FPR as preference.
        (fctiwz): Same.
        (floatdidf2, fix_truncdfdi2): Same.
        (floatdisf2, floatditf2, fix_trunctfdi2): Same.
        (floatditf2): Same.
        (floatsitf2, fix_trunctfsi2): SImode in GPR.
        (ctrdi): Remove FPR alternative and splitter.

2002-07-03  Will Cohen  <wcohen@redhat.com>

        * config/i386/i386.c (x86_integer_DFmode_moves): Disable for PPro.

Wed Jul  3 10:24:16 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * optabs.c (expand_vector_binop): Don't store using a SUBREG smaller
        than UNITS_PER_WORD, unless this is little endian and the first unit
        in this word.  Let extract_bit_field decide how to load an element.
        Force arguments to matching mode.
        (expand_vector_unop): Likewise.

        * simplify-rtx.c (simplify_subreg): Don't assume that all vectors
        consist of word_mode elements.
        * c-typeck.c (build_binary_op): Allow vector types for BIT_AND_EXPR,
        BIT_ANDTC_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR.
        (build_unary_op): Allow vector types for BIT_NOT_EPR.
        * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg for
        CONST_VECTOR.
        * optabs.c (expand_vector_binop): Try to perform operation in
        smaller vector modes with same inner size.  Add handling of AND, IOR
        and XOR.  Reject expansion to inner-mode sized scalars when using
        OPTAB_DIRECT.  Use simplify_gen_subreg on constants.
        (expand_vector_unop): Try to perform operation in smaller vector
        modes with same inner size.  Add handling of one's complement.
        When there is no vector negate operation, try a vector subtract
        operation.  Use simplify_gen_subreg on constants.
        * simplify-rtx.c (simplify_subreg): Add capability to convert vector
        constants into smaller vectors with same inner mode, and to
        integer CONST_DOUBLEs.

2002-07-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * c-parse.in (parsing_iso_function_signature): New variable.
        (extdef_1): New, copied from...
        (extdef): ... here.  Reset parsing_iso_function_signature.
        (old_style_parm_decls):  Reset parsing_iso_function_signature.
        (old_style_parm_decls_1): New, copied from old_style_parm_decls.
        Warn about ISO C style function definitions.
        (nested_function, notype_nested_function): Reset
        parsing_iso_function_signature.
        (parmlist_2): Set parsing_iso_function_signature.

        * doc/invoke.texi (-Wtraditional): Document new behavior.

2002-07-02  Chris Demetriou  <cgd@broadcom.com>

        * config.gcc (mips*el-*-*): Use tm_defines to set
        TARGET_ENDIAN_DEFAULT, rather than including mips/little.h.
        * config/mips/little.h: Remove.

2002-07-02 Devang Patel <dpatel@apple.com>

        * objc/objc-act.c (adjust_type_for_id_default): Do not allow an
        object as parameter. Prevent something like 'NSObject' to be
        used as the type for a method argument.

2002-07-03  Neil Booth  <neil@daikokuya.co.uk>

        * cpptrad.c: Update comment.

2002-07-02  Neil Booth  <neil@daikokuya.co.uk>

        * doc/cpp.texi: Update for traditional preprocessing changes.
        * goc/cppopts.texi: Similarly.

2002-07-02  Ziemowit Laski  <zlaski@apple.com>

        * c-parse.in (designator): Enable designated initializers if ObjC.
        (objcmessageexpr): Remove references to objc_receiver_context.
        * objc/objc-act.h (objc_receiver_context): Remove decl.
        * objc/objc-act.c (objc_receiver_context): Remove.
        (lookup_objc_ivar): Test objc_method_context instead of
        objc_receiver_context.

Tue Jul  2 18:45:45 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.c (print_operand, case 'N'): Allow zero vector.
        (arith_reg_or_0_operand): Likewise.
        (zero_vec_operand): Check for CONST_VECTOR, not PARALLEL.
        * sh.h (CONST_COSTS): 0 has 0 cost.  Check OUTER_CODE for
        IOR, XOR, PLUS and SET and take their respective constant
        ranges into account.
        (PREDICATE_CODES, arith_reg_or_0_operand): Can be CONST_VECTOR.
        * sh.md (subdi3, subdi3_media): Allow zero operand.
        (movv8qi_i+3): Only vector that is not split is the zero vector.
        Fix operand 3 to simplify_subreg.
        (movv2si_i): Split alternative 1.
        (mshfhi_l_di_rev+1): New splitter.

2002-07-02  Neil Booth  <neil@daikokuya.co.uk>

        PR preprocessor/7029
        * cppinit.c (cpp_handle_option):  Suppress warnings with an
        implicit "-w" for "-M" and "-MM".
        * doc/cppopts.texi: Update.

2002-07-01  Roger Sayle  <roger@eyesopen.com>

        * config/sh/sh.c (sh_media_init_builtins): Change use of poisoned
        identifier "bzero" to "memset".  Pass extra NULL_TREE argument to
        builtin_function.

2002-07-02  Alan Modra  <amodra@bigpond.net.au>

        * README.Portability: Fix typos.

2002-07-01  Hans-Peter Nilsson  <hp@axis.com>

        PR target/7177
        * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Correct number
        of indirections for register inside sign-extended mem part.

2002-07-01  Roger Sayle  <roger@eyesopen.com>

        * tree.h:  Modify builtin_function interface to take an extra
        argument ATTRS, which is a tree representing an attribute list.

        * c-decl.c (builtin_function): Accept additional parameter.
        * objc/objc-act.c (builtin_function): Likewise.
        * f/com.c (builtin_function): Likewise.
        * java/decl.c (builtin_function): Likewise.
        * ada/utils.c (builtin_function): Likewise.
        * cp/decl.c (builtin_function): Likewise.
        (builtin_function_1): Likewise.

        * c-common.c (c_common_nodes_and_builtins): Pass an additional
        NULL_TREE argument to builtin_function.  (builtin_function_2):
        Likewise.
        * cp/call.c (build_java_interface_fn_ref): Likewise.
        * objc/objc-act.c (synth_module_prologue): Likewise.
        * java/decl.c (java_init_decl_processing): Likewise.
        * f/com.c (ffe_com_init_0): Likewise.

        * config/alpha/alpha.c (alpha_init_builtins): Pass an additional
        NULL_TREE argument to builtin_function.
        * config/arm/arm.c (def_builtin): Likewise.
        * config/c4x/c4x.c (c4x_init_builtins): Likewise.
        * config/i386/i386.c (def_builtin): Likewise.
        * config/ia64/ia64.c (def_builtin): Likewise.
        * config/rs6000/rs6000.c (def_builtin): Likewise.

2002-07-01  Zack Weinberg  <zack@codesourcery.com>

        * config/ip2k/t-ip2k: Remove LIBGCC1, CROSS_LIBGCC1, and LIBGCC1_TEST.
        * config/mips/t-isa3264: Likewise.
        * config/mmix/t-mmix: Likewise.

2002-07-01  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * emit-rtl.c (init_emit_once): Add missing cast to HOST_WIDE_INT.

2002-07-01  Roger Sayle  <roger@eyesopen.com>

        PR opt/4046
        * fold-const.c (fold) [COND_EXPR]: Simplify A ? 0 : 1 to !A,
        A ? B : 0 to A && B and A ? B : 1 into !A || B if both A and
        B are truth values.

2002-07-01  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config/mmix/t-mmix: Eliminate last reference to LIBGCC1_TEST.

2002-07-01  Matt Kraai  <kraai@alumni.cmu.edu>

        * README.Portability (Function prototypes): Give an example of
        declaring and defining a function with no arguments.

        * README.Portability (Function prototypes): Document new
        variable-argument function macros.

Mon Jul  1 19:55:17 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.c (langhooks.h): Include.
        (sh_init_builtins, sh_media_init_builtins): New functions.
        (sh_expand_builtin, arith_reg_dest,and_operand): Likewise.
        (mextr_bit_offset, extend_reg_operand, zero_vec_operand): Likewise.
        (sh_rep_vec, sh_1el_vec, sh_const_vec): Likewise.
        (builtin_description): New struct tag.
        (signature_args, bdesc): New arrays.
        (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Undef / define.
        (print_operand): Add 'N' modifier.
        * sh.h (VECTOR_MODE_SUPPORTED_P): Add SHmedia vector modes.
        (EXTRA_CONSTRAINT_U, EXTRA_CONSTRAINT_W): New macros.
        (EXTRA_CONSTRAINT): Add 'U' and 'W' cases.
        (CONST_COSTS): Add special case for SHmedia AND.
        (PREDICATE_CODES): Add and_operand, arith_reg_dest,
        extend_reg_operand, extend_reg_or_0_operand, mextr_bit_offset,
        sh_const_vec, sh_1el_vec, sh_rep_vec, zero_vec_operand.
        target_operand can also be const or unspec.
        * sh.md (UNSPEC_INIT_TRAMP, UNSPEC_FCOSA UNSPEC_FSRRA): New constants.
        (UNSPEC_FSINA, UNSPEC_NSB, UNSPEC_ALLOCO): Likewise.
        (attribute type): Add new types.
        (anddi3): Add splitter.
        (movdi_const_16bit+1): Add code to handle vector constants and
        bitmasks efficiently.
        (shori_media): Have generator function made.
        (movv8qi, movv8qi_i, movv8qi_i+1, movv8qi_i+2): New patterns.
        (movv8qi_i+3, movv2hi, movv2hi_i, movv4hi, movv4hi_i): Likewise.
        (movv2si, movv2si_i, absv2si2, absv4hi2, addv2si3, addv4hi3): Likewise.
        (ssaddv2si3, usaddv8qi3, ssaddv4hi3, negcmpeqv8qi): Likewise.
        (negcmpeqv2si, negcmpeqv4hi, negcmpgtuv8qi, negcmpgtv2si): Likewise.
        (negcmpgtv4hi, mcmv, mcnvs_lw, mcnvs_wb, mcnvs_wub): Likewise.
        (mextr_rl, mextr_lr, mextr1, mextr2, mextr3, mextr4, mextr5): Likewise.
        (mextr6, mextr7, mmacfx_wl, mmacfx_wl_i, mmacnfx_wl): Likewise.
        (mmacnfx_wl_i, mulv2si3, mulv4hi3, mmulfx_l, mmulfx_w): Likewise.
        (mmulfxrp_w, mmulhi_wl, mmullo_wl, mmul23_wl, mmul01_wl): Likewise.
        (mmulsum_wq, mmulsum_wq_i, mperm_w, mperm_w_little): LIkewise.
        (mperm_w_big, mperm_w0, msad_ubq, msad_ubq_i, mshalds_l): Likewise.
        (mshalds_w, ashrv2si3, ashrv4hi3, mshards_q, mshfhi_b): Likewise.
        (mshflo_b,  mshf4_b, mshf0_b, mshfhi_l, mshflo_l, mshf4_l): Likewsie.
        (mshf0_l, mshfhi_w, mshflo_w, mshf4_w, mshf0_w, mshfhi_l_di): Likewise.
        (mshfhi_l_di_rev, mshflo_l_di, mshflo_l_di_rev): Likewise.
        (mshflo_l_di_x, mshflo_l_di_x_rev, ashlv2si3, ashlv4hi3): Likewise.
        (lshrv2si3, lshrv4hi3, subv2si3, subv4hi3, sssubv2si3): Likewise.
        (ussubv8qi3, sssubv4hi3, fcosa_s, fsina_s, fipr, fsrra_s): Likewise.
        (ftrv): Likewise.

        (fpu_switch+1, fpu_switch+2): Remove constraint.

2002-07-01  Aldy Hernandez  <aldyh@redhat.com>

        * tree.c (build_function_type_list): Update function comment.
        Rename first argument to return_type.

2002-07-01  Neil Booth  <neil@daikokuya.co.uk>

        * Makefile.in: Remove all trace of tradcpp.c, tradcpp.h,
        tradcif.y and related files.

2002-07-01  Neil Booth  <neil@daikokuya.co.uk>

        * cpptrad.c (skip_whitespace): Pass pointer to prior char.

2002-07-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * mips.h (FUNCTION_ARG_REGNO_P): Fix parentheses.

2002-06-30  Devang Patel  <dpatel@apple.com>

        * objc/objc-act.c (finish_file): Avoid finish_objc() if
        -fsyntax-only.

Fri Jun 28 17:22:37 2002  Denis Chertykov  <denisc@overta.ru>
                          Frank Ch. Eigler  <fche@redhat.com>
                          Matthew Green  <mrg@redhat.com>
                          Richard Henderson <rtl@redhat.com>
                          Dave Hudson  <dave.hudson@ubicom.com>
                          Jeff Johnston  <jjohnstn@redhat.com>
                          Alan Lehotsky <apl@alum.mit.edu>
                          Bernd Schmidt  <bernds@redhat.com>
                          Graham Stott  <grahams@redhat.com>

        * doc/extend.texi: Add ip2k port to description of attribute
        naked.
        * doc/install.texi (Specific): Add ip2k description.
        * doc/install-old.texi (Configurations): Add ip2k to possible
        cpu types.
        * doc/md.texi: Document ip2k constraints.
        * config/ip2k/crt0.S: New file.
        * config/ip2k/ip2k-protos.h: New file.
        * config/ip2k/ip2k.c: New file.
        * config/ip2k/ip2k.h: New file.
        * config/ip2k/ip2k.md: New file.
        * config/ip2k/libgcc.S: New file.
        * config/ip2k/t-ip2k: New file.

2002-06-30  Hans-Peter Nilsson  <hp@bitrange.com>

        * config/mmix/mmix.md ("return"): New pattern.
        * config/mmix/mmix.h (TARGET_MASK_USE_RETURN_INSN)
        (TARGET_USE_RETURN_INSN): New macros.
        (TARGET_DEFAULT): Include TARGET_MASK_USE_RETURN_INSN.
        (TARGET_SWITCHES): Add -msingle-exit and -mno-single-exit.
        * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Fix spacing.
        (MMIX_POP_ARGUMENT): New macro.
        (mmix_target_asm_function_prologue): When no epilogue is executed,
        just emit a blank line.  Use MMIX_POP_ARGUMENT with final POP insn.
        (mmix_print_operand) <case '.'>: New case.
        (mmix_print_operand_punct_valid_p): Match '.'.
        (mmix_use_simple_return): New function.
        * config/mmix/mmix-protos.h (mmix_use_simple_return): Prototype.
        * doc/invoke.texi (Option Summary) <MMIX Summary>: Add
        -msingle-exit, -mno-single-exit.
        (MMIX Options): Ditto.

2002-06-30  Aldy Hernandez  <aldyh@redhat.com>

        * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix typos.

2002-06-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * gengtype.c (oprintf): Move VA_CLOSE after all fixedarg uses.

2002-06-30  Alan Modra  <amodra@bigpond.net.au>

        * unroll.c (loop_iterations): Handle EQ loops.

2002-06-29  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.md (ctrdi): Allocate pseudo for FPR
        constraint in define_expand, not splitter.
        Formatting.

2002-06-29  Aldy Hernandez  <aldyh@redhat.com>

        * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
        build_function_type_list instead of build_function_type.

        * config/ia64/ia64.c (ia64_init_builtins): Same.

        * config/alpha/alpha.c (alpha_init_builtins): Same.

        * config/rs6000/rs6000.c (altivec_init_builtins): Same.

        * config/arm/arm.c (arm_init_builtins): Same.

        * tree.h: Add build_function_type_list prototype.

        * tree.c (build_function_type_list): New.

2002-06-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * collect2.c (scan_prog_file): Fix typo in message.

2002-06-28  Aaron Lehmann  <aaronl@vitelus.com>

        * fold-cont.c: Remove unused CHARMASK.

2002-06-29  Neil Booth  <neil@daikokuya.co.uk>

        PR preprocessor/7150
        * cppmain.c (scan_translation_unit_trad): Simplify.
        * cppmacro.c (cpp_scan_nooutput): Handle traditional case.

2002-06-29  Neil Booth  <neil@daikokuya.demon.co.uk>

        * config/i386/crtdll.h: Define EXTRA_OS_CPP_BUILTINS.
        Don't use CPP_PREDEFINES.
        * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): New.
        Used TARGET_OS_CPP_BUILTINS in preference to CPP_PREDEFINES.
        * config/i386/djgpp.h, config/i386/i386-coff.h,
        config/i386/i386-interix.h, config/i386/i386-interix3.h,
        config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mingw32.h,
        config/i386/openbsd.h, config/i386/ptx4-i.h, config/i386/sysv3.h,
        config/i386/uwin.h: Similarly.

2002-06-29  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>

        * c4x.h: (TARGET_CPU_CPP_BUILTINS): Check flag_inline_functions and
        flag_inline_trees to enable inlining.

2002-06-28  Phil Edwards  <pme@gcc.gnu.org>

        * configure.in (gcc_gxx_include_dir):  Change to match versioned
        C++ headers if --enable-version-specific-runtime-libs is used.
        * configure:  Regenerate.

2002-06-28  Jan Hubicka  <jh@suse.cz>

        * gcse.c (gcse_emit_move_after): Use gen_move_insn to produce the move.

2002-06-28  Stephen Clarke  <stephen.clarke@superh.com>

        * combine.c (combine_simplify_rtx): Pass the mode of the
        shift count, not the shift operation when trying to simplify
        a shift on a SHIFT_COUNT_TRUNCATED target.

2002-06-28  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.md ("*addsi3"): Use 'o' constraint to
        avoid the auto increment addressing modes.
        ("*subsi3"): Likewise.
        (split for add/sub on address): For 68HC12 push the value on
        the stack and do the operation with a pop.

2002-06-28  Neil Booth  <neil@daikokuya.co.uk>

        * cpplib.c (_cpp_handle_directive): Move #define-specific
        code to the #define handler...
        (do_define): ...here.
        (lex_macro_node): No longer a need to check for comments here.

2002-06-28  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Define.
        * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
        Declare.
        * config/m68hc11/m68hc11.c (m68hc11_optimization_options): New,
        do not reorder basic blocks at the end when optimizing for size.

2002-06-28  Stephane Carrez  <stcarrez@nerim.fr>

        * config/m68hc11/m68hc11.c (autoinc_mode): New function.
        (m68hc11_make_autoinc_notes): New function.
        (m68hc11_split_move): Be very cautious when spliting a move with
        auto increment/decrement modes because this may result in incompatible
        directions; add REG_INC notes to the resulting insn for CSE reg.

2002-06-28  Stephane Carrez  <Stephane.Carrez@nerim.fr>

        * config/m68hc11/m68hc11.c (register_indirect_p): For 68HC12 a constant
        can be a valid address.

2002-06-28  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c: Remove unusued variables from last
        patch.

2002-06-27  Aldy Hernandez  <aldyh@redhat.com>

        Revert:
        * config/rs6000/rs6000.c (rs6000_override_options): Move
        *SUBTARGET_OVERRIDE_OPTIONS before the -m options.

2002-06-27  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (altivec_expand_builtin): Move
        lvx/stv/dst builtins...
        (altivec_expand_ld_builtin): ...to here.
        (altivec_expand_st_builtin): ...here.
        (altivec_expand_dst_builtin): ...and here (respectively).

2002-06-28  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment.

2001-06-08  Bernd Schmidt  <bernds@redhat.com>

        * emit-rtl.c (gen_lowpart_common): Don't create paradoxical FLOAT_MODE
        subregs.
        * recog.c (general_operand, register_operand): Disallow them.

2002-06-28  Neil Booth  <neil@daikokuya.co.uk>

        PR preprocessor/7138
        * cpplib.c (_cpp_handle_directive): Do traditional
        preparation after setting state.angled_headers.
        * cpptrad.c (scan_out_logical_line): Fix potential
        quote bug.

2002-06-27  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (rs6000_override_options): Move
        *SUBTARGET_OVERRIDE_OPTIONS before the -m options.

2002-06-27  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.md: Give "*xxx" names to all unnamed insn's.
        (*lsiu, *ssiu, movstrsi_internal, zero_cost_loop_start,
        zero_cost_loop_end): Remove unnecessary "parallel" from insns.

2002-06-27  Roger Sayle  <roger@eyesopen.com>

        * config/d30v/d30v.h: Remove commented out STACK_REGS #defines.
        * config/stormy16/stormy16.h: Likewise.

        * config/stormy16/stormy16.h (CUMULATIVE_ARGS): Replace typedef
        with #define.

2002-06-26  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>

        * doc/install.texi (Binaries): Add Sinix/Reliant Unix.  Move
        Hitachi entry.  Make punctuation more consistent.

2002-06-27  Matt Kraai  <kraai@alumni.cmu.edu>

        * doc/install.texi: Change ` bit' to `-bit'.
        * doc/md.texi: Change `-bits' to `-bit'.
        * doc/tm.texi: Change `-bits' to ` bits'.

2002-06-27  Daniel Berlin  <dberlin@dberlin.org>

        * gcse.c (hoist_code): Rewrite to only get list of dominated
        blocks once per BB. Also fix reversed test (by removing need for
        the test at all).

2002-06-27  Neil Booth  <neil@daikokuya.co.uk>

        * cpphash.h (_cpp_set_trad_context): Remove.
        * cpplib.c (prepare_directive_trad): Do nothing for #define.
        (cpp_push_buffer, _cpp_pop_buffer): Don't call _cpp_set_trad_context.
        * cpptrad.c: Update comments.
        (_cpp_read_logical_line_trad): Let scan_logical_line handle
        updating the current context.
        (scan_logical_line): Update the current context.
        (_cpp_create_trad_definition): Similarly.
        (_cpp_set_trad_context): Remove.

2002-06-27  Neil Booth  <neil@daikokuya.co.uk>

        PR preprocessor/7070
        * c-lex.c (cb_def_pragma): Don't try to spell CPP_EOF.

2002-06-26  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa-protos.h (xtensa_return_addr): Declare.
        config/xtensa/xtensa.c (xtensa_return_addr): New function.
        config/xtensa/xtensa.h (RETURN_ADDR_RTX): Use xtensa_return_addr.
        config/xtensa/xtensa.md (fix_return_addr): New pattern.

2002-06-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * mips.c (coprocessor_operand, coprocessor2_operand,
        symbolic_operand): Move prototypes from here...
        * mips-protos.h (coprocessor_operand, coprocessor2_operand,
        symbolic_operand): ...to here.

Wed Jun 26 16:32:57 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * config/sh/crt1.asm: remove _stack label definition
        and sentinel value.

2002-06-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * varasm.c: Include real.h before output.h.

2002-06-26  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Revert change to
        check for TARGET_ALTIVEC.

2002-06-26  Nathanael Nerode  <neroden@gcc.gnu.org>

        * config.gcc (vax-*-vms*): Make obselete.

2002-06-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * gcc.c (warn_std): Delete.

2002-06-25  Loren J. Rittle  <ljrittle@acm.org>

        * doc/extend.texi: Fix formatting of last checkin.

2002-06-25  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Remove leading
        underscore from __IEEE_FP and __IEEE_FP_INEXACT.

2002-06-25  Aldy Hernandez  <aldyh@redhat.com>

        * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
        discrepancies from motorola's documentation.

Tue Jun 25 21:51:13 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * optabs.c (expand_vector_binop, expand_vector_unop): Don't assume
        GET_MODE_UNIT_SIZE (mode) == UNITS_PER_WORD.

        * config/sh/lib1funcs.asm (udivdi3): Make first divide step
        produce a 32 bit result before normalization, then normalize with a
        left shift.  Compute approximative error of 2nd reciprocal
        approximation in 2's complement.  Fix mask generation from upper
        longword of second divide stage result.
        For large divisor, fix shift count used to truncate first stage
        divide result; make decision if to adjust upwards based on comparison
        of higher parts of normalized values.
        (udivdi): Likewise.  Undo normalization of result for large divisor
        case.

2002-06-25  David S. Miller  <davem@redhat.com>

        * config/sparc/sparc.md: Change \\{t,n} to \{t,n}.

2002-06-25  Neil Booth  <neil@daikokuya.co.uk>

        * cpplib.c (do_include_common): Revert to correct line number
        if -traditional.
        * cpptrad.c (scan_out_logical_line): Treat null directive as
        white space.  Invlidate MI optimization for non-whitespace
        text outside a directive.

2002-06-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (SHELL): Set to @SHELL@.
        * fixinc/Makefile.in (SHELL): Likewise.

        * mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2,
        fixuns_truncsfsi2, fixuns_truncsfdi2): Avoid automatic aggregate
        initialization.

2002-06-24  Jeff Law <law@redhat.com>

        * flow.c (propagate_one_insn): When removing an insn
        with a REG_LIBCALL note but not the entire libcall sequence,
        delete the associated REG_RETVAL note.

Mon Jun 24 21:05:09 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * lib1funcs.asm (sdivsi3): Add optimized SH64 implementations.
        (udivsi3): Likewise.  Rewrite SH1 implementation.
        (udivdi3, divdi3, umoddi3, moddi3): New SHmedia functions.
        * sh.md (R20_REG, R21_REG, R22_REG, R23_REG, FR23_REG): New constants.
        (udivsi3_i1_media, divsi3_i1_media): Fix clobber list.
        * config/sh/t-sh64 (LIB1ASMFUNCS): (_udivdi3, _divdi3, _umoddi3): Add.
        (_moddi3): Likewise.

        * lib1funcs.asm (ic_invalidate): Add data cache line writeback.

        * sh.h (FUNCTION_ARG_ADVANCE): Take SHCOMPACT_FORCE_ON_STACK
        arguments into account for stack_regs.

2002-06-24  Matt Kraai  <kraai@alumni.cmu.edu>

        * doc/extend.texi: Change `@dots{}' to `/* @r{@dots{}} */'
        in examples.

2002-06-24  Art Haas  <ahaas@neosoft.com>

        * doc/extend.texi (Other Builtins): Change `...' to `@dots{}'.
        * doc/tm.texi (Frame Layout): Likewise.

2002-06-20  Steve Ellcey  <sje@cup.hp.com>

        * gcc/config.gcc (ia64*-*-hpux*): Set use_collect2 to no.
        Set float_format to i128.

2002-06-24  David S. Miller  <davem@redhat.com>

        * config/sparc/sparc.c (INIT_TARGET_OPTABS): If ARCH64, set the
        32-bit ABI libfuncs to NULL.

        * config/sparc/sparc.md: Use define_insn_and_split.  Use braced
        strings instead of quoted strings for code blocks.

        * expmed.c (expand_divmod): Do not set optab1/optab2 to the shift
        optabs if op1 is const0_rtx.

        * Makefile.in (GTFILES): Add basic-block.h
        * basic-block.h (label_value_list, tail_recursion_label_list):
        Mark with GTY.

2002-06-24  Neil Booth  <neil@daikokuya.co.uk>

        * cpptrad.c (scan_out_logical_line): Check recursing only when
        we know we have a macro invocation in the function-like case.
        Only call _cpp_handle_directive if we know we have a good
        directive, or we want to reject a bad directive.

2002-06-24  Alan Modra  <amodra@bigpond.net.au>

        * doloop.c (doloop_valid_p): Correct comment.
        (doloop_modify_runtime <abs_inc != 1>): Simplify.
        (doloop_modify_runtime <do-while>): Don't emit code when NE.

Thu Jun 20 00:26:53 2002  Denis Chertykov  <denisc@overta.ru>

        * config.gcc: Add support for ip2k.

2002-06-23  Jan Hubicka  <jh@suse.cz>
            Jeff Law <law@redhat.com>

        * function.h (struct emit_status): Clarify potential contents
        of regno_reg_rtx array.
        * integrate.c (copy_rtx_and_substitute): Update comments.  Make
        sure entry in regno_reg_rtx is a REG before checking REG_POINTER.

        * reg-stack.c (convert_regs_exit): Push the registers to stack in
        proper order.

2002-06-22  Ulrich Weigand  <uweigand@de.ibm.com>

        PR middle-end/6963
        * function.c (assign_stack_temp_for_type): Do not return
        the same MEM rtx for multiple uses of a stack slot.

2002-06-22  David S. Miller  <davem@redhat.com>

        PR target/6841 target/6770 target/6719
        * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Return
        NO_REGS for constant X when CLASS is GENERAL_OR_FP_REGS or
        GENERAL_OR_EXTRA_FP_REGS.

2002-06-22  Neil Booth  <neil@daikokuya.co.uk>

        * cpptrad.c (struct fun_macro): Add line number.
        (scan_out_logical_line): Set it, and use it to report unterminated
        macro invocations.

2002-06-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * genautomata.c (copy_node, VLA_PTR_CREATE, VLA_PTR_EXPAND,
        VLA_PTR_ADD, VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD,
        DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL, DECL_PRESENCE,
        DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV, REGEXP_UNIT,
        REGEXP_RESERV, REGEXP_SEQUENCE, REGEXP_REPEAT, REGEXP_ALLOF,
        REGEXP_ONEOF, check_name): Const-ify.

2002-06-21  Matt Thomas  <matt@3am-software.com>

        * config/vax/vax.c (vax_output_function_prologue): Use
        REGISTER_PREFIX.  Fix some indentation.
        * config/vax/vax.h (FUNCTION_PROFILER): Use reg_names[].
        (VAX_ISTREAM_SYNC): Define.
        (INITIALIZE_TRAMPOLINE): Use VAX_ISTREAM_SYNC.  Move the
        i-stream sync to the end.
        (REGISTER_PREFIX): Define as "".
        (ASM_OUTPUT_MI_THUNK): Use REGISTER_PREFIX.

2002-06-21  Jason Thorpe  <thorpej@wasabisystems.com>

        * config.gcc (ns32k-*-netbsd*): Remove from list of obsolete
        configurations.

2002-06-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * tree.c (tree_node_kind, tree_node_counts, tree_node_sizes,
        tree_node_kind_names): Wrap in GATHER_STATISTICS macro.

2002-06-21  Matt Thomas  <matt@3am-software.com>

        * config/vax/netbsd.h: Adjust a comment.
        (TARGET_DEFAULT): Redefine as 0.

2002-06-21  Richard Henderson  <rth@redhat.com>

        * bb-reorder.c (make_reorder_chain_1): Search harder for the
        vax casesi fallthru edge.
        * cfglayout.c (cleanup_unconditional_jumps): Use
        redirect_edge_succ_nodup.  Do not delete ADDR_VEC insns as dead.
        * cfgrtl.c (force_nonfallthru_and_redirect): Place redirection
        block after ADDR_VEC.

2002-06-21  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.

2002-06-21  Neil Booth  <neil@daikokuya.co.uk>

        * cpperror.c (cpp_error): For traditional CPP, default to
        diagnostics on pfile->line.
        * cpplib.c (prepare_directive_trad): Set line number for
        diagnostics for #define too.
        * cpptrad.c (skip_whitespace): Skip comments properly.
        (_cpp_expansions_different_trad): Initialize quote2.

2002-06-21  Hans-Peter Nilsson  <hp@bitrange.com>

        * config/mmix/mmix.md: Change GNU CC to GCC in file header comment.
        * config/mmix/mmix.h: Ditto.
        * config/mmix/mmix-protos.h: Ditto.
        * config/mmix/mmix.c: Ditto.  Fix typo in comment.
        * config/mmix/mmix-modes.def: Change GNU CC to GCC in file header
        comment.  Comment extra CC modes.

2002-06-20 Jan Hubicka  <jh@suse.cz>

        * cfglayout.c (scope_to_insns_initialize): Call set_block_levels.
        (scope_to_insns_finalize): Do not call set_block_levels; handle
        sequences.
        (choose_inner_scope): New.
        * rtl.h (choose_inner_scope): Declare.

2002-06-20  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * pa-protos.h (pa_asm_output_mi_thunk): Change third argument to
        HOST_WIDE_INT.
        * pa.c (pa_asm_output_mi_thunk): Likewise.
        (n_deferred_plabels): Change type to size_t.
        (output_deferred_plabels, output_call): Use size_t instead of int.

2002-06-20  Richard Henderson  <rth@redhat.com>

        PR target/4041
        * config/m68k/m68k.md (zero_extendsidi2): Create expander; duplicate
        pattern and adjust constraints for coldfire.

2002-06-20  Richard Henderson  <rth@redhat.com>

        * explow.c (probe_stack_range): Use gen_rtx_fmt_ee.

2002-06-20  Chris Demetriou  <cgd@broadcom.com>

        * config.gcc (mipsisa64-*-elf*, mipsisa64el-*-elf*): New targets.

2002-06-20  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.h (ISA_HAS_FP4): Fix comment to reflect use.

2002-06-20  Stan Shebs  <shebs@apple.com>

        * dominance.c: Include errors.h instead of error.h.

2002-06-20  Neil Booth  <neil@daikokuya.co.uk>

        * cppexp.c (cpp_interpret_integer): Don't force traditional
        numbers to be unsigned.
        * cpplib.c (prepare_directive_trad): Set line number for
        diagnostics.
        * cpptrad.c (scan_out_logical_line): Continue scanning out
        at start of buffer.
        * gcc.c (trad_capable_cpp): Use cc1 always.

2002-06-20  Jeffrey Law  <law@redhat.com>

        * i386.h (TARGET_DEFAULT): Do not turn on frame pointer
        elimination in leaf functions by default yet.

2002-06-20  Richard Sandiford  <rsandifo@redhat.com>

        * combine.c (make_extraction): Reapply to the argument of an ASHIFT.

2002-06-20  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/sparc/t-crtfm (crtfastmath.o): Prefix with $(T) for
        multilibs.
        * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
        Fixes PR other/6836.

Thu Jun 20 19:42:21 CEST 2002  Jan Hubicka  <jh@suse.cz>
                               Pavel Nejedly  <bim@atrey.karlin.mff.cuni.cz>

        Mon Jun 10 20:42:34 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * basic-block.h: Do not include et-forest.h
        (dominance_info): Declare as struct dominance-info.
        * cfglayout.c (cleanup_unconditional_jumps): Remove the edge before
        deleting block.
        * dominance.c (struct dominance_info): Define.
        (BB_NODE, SET_BB_NODE): New macros.
        (bb_hash_func, bb_eq_func): Kill.
        (calculate_dominace_info, free_dominacne_info, set_immediate_dominator,
        nearest_common_dominator, dominated_by_p, recount_dominator,
        add_to_dominance_info, delete_from_dominance_info): update for new
        representation.
        (get_dominated_by, redirect_immediate_dominators): Rewrite using
        enumerate_sons.
        * ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap,
        find_if_case_1, find_if_case_2): Remove killed blocks from dominance
        structure.

        * et-forest.h: Update copyright; revamp all function to operate on
        nodes
        (et_forest_value): Kill.
        (et_forest_enumerate_sons, et_forest_node_value): New.
        * et-forest.c: Update copyright.
        * et-forest.h: Update copyright; revamp all function to operate on
        nodes
        (et_forest_value): Kill.
        (et_forest_enumerate_sons, et_forest_node_value): New.

        Thu Jun  6 22:43:43 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * basic-block.h: Inlude et-forest.h
        (basic_block_def): Kill dominator.
        (dominance_info): New type.
        (loops): Use dominace_info.
        (dominace handling functions): Take dominace_info as argument
        instead of bitmaps.
        (create_preheader): Likewise.
        * cfg.c (entry_exit_blocks): Kill dominator.
        (dump_flow_info): Do not dump dominators.
        * cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from
        dominators.
        * cfgloop.c (flow_pre_header_find): Use dominacne_info.
        (flow_loops_pre_header_scan, make_forwarder_block,
        canonicale_loop_headers, flow_loops_find): Likewise.
        * dominance.c: Include error.h
        (idoms_to_doms): Kill.
        (bb_hash_func, bb_eq_func): New static functions.
        (debug_dominace_info): New global function.
        (calculate_dominance_info): Use new et forest structure.
        (free_dominace_info, get_immediate_dominator, set_immediate_dominator,
        get_dominated_by, redirect_immediate_dominators,
        nearest_common_dominator, dominated_by_p, verify_dominators,
        recount_dominator, iterate_fix_dominators, add_to_dominace_info,
        delete_from_dominance_info): New global functions.
        * gcse.c (domnators): CHange to dominance_info.
        (alloc_hoist_mem): Do not alloc dominators
        (free_code_hoist_mem): Use free_dominance_info.
        (compute_code_hoist_data): Use dominance_info.
        (hoist_code): Likewise.
        * ifcvt.c (post_dominators): Likewise.
        (find_if_case_2, if_convert): Likewise.
        * predict.c (process_note_predictions, process_note_prediction,
        estimate-probability): Likewise.
        * sched-rgn.c (find_rgns, init_regions): Likewise.
        * ssa-dce.c (find_all_control_dependences, fint_control_depemndence,
        find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise.
        * ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers,
        find_evaluations, convert_to_ssa): Likewise.
        * ssa.h (compute_dominance_frontiers): Likewise.

        Thu Jun  6 22:57:34 CEST 2002  Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>

        * Makefile.in (et-forest.c): Add.
        * et-forest.c: New file.
        * at-forest.h: New file.

2002-06-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * c-decl.c (c_decode_option): Use ARRAY_SIZE in lieu of explicit
        array size calculation.
        * gengtype.c (NUM_BASE_FILES, create_file, write_gc_root):
        Likewise.

        * diagnostic.c (diagnostic_kind_text): Const-ify.
        * gengtype.c (lang_names): Likewise.

Thu Jun 20 17:25:29 CEST 2002  JAn HUbicka  <jh@suse.cz>

        * combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.

2002-06-20  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/sol2.h: New file.
        * config.gcc (i?86-*-solaris2*): Include it before i386/sol2.h.
        (sparc64-wrs-vxworks*): Include it before sparc/sol2.h.
        (sparc-*-chorusos*): Likewise.
        (sparc-*-elf*): Likewise.
        (sparc-*-rtems*, sparc-*-rtemself*): Likewise.
        (sparc64-*-solaris2*, sparcv9-*-solaris2*): Likewise.
        (sparc-hal-solaris2*): Likewise.
        (sparc-*-solaris2*): Likewise.
        (sparclite-*-elf*): Likewise.
        (sparc86x-*-elf*): Likewise.
        (sparc64-*-elf*): Likewise.

        * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Moved to
        config/sol2.h.
        (ASM_SPEC): Override config/sol2.h version for now.
        Removed obsolete GAS_REJECTS_MINUS_S variant.
        (WINT_TYPE, WINT_TYPE_SIZE): Moved to config/sol2.h.
        (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
        (TARGET_OS_CPP_BUILTINS): Likewise.
        Assert system=unix.
        (CPP_SPEC): Simplified using new CPP_SUBTARGET_SPEC.
        (LIB_SPEC, ENDFILE_SPEC, STARTFILE_SPEC, LINK_SPEC): Moved to
        config/sol2.h.
        (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
        (ASM_CPU_SPEC): Define.
        (SUBTARGET_EXTRA_SPECS): Define.

        * config/sparc/sol2-bi.h (LONG_DOUBLE_TYPE_SIZE): Removed, already
        in config/sparc/sol2.h.
        (ASM_SPEC): Moved to config/sol2.h.
        (CPP_CPU_SPEC): Simplified.
        (STARTFILE_SPEC32): Likewise, renamed to STARTFILE_ARCH32_SPEC for
        consistency.
        (STARTFILE_SPEC64): Renamed to STARTFILE_ARCH64_SPEC.
        (STARTFILE_ARCH_SPEC): Use new names STARTFILE_ARCH32_SPEC,
        STARTFILE_ARCH64_SPEC.
        (STARTFILE_SPEC): Moved to config/sol2.h
        (SUBTARGET_EXTRA_SPECS): Add startfile_arch.
        (LINK_ARCH32_SPEC): Moved to config/sol2.h.
        (LINK_ARCH64_SPEC): Simplified.
        (LINK_ARCH_SPEC): Redefined config/sol2.h version for 64-bit support.
        (LINK_SPEC): Moved to config/sol2.h

        * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Moved to
        config/sol2.h.
        Use BITS_PER_WORD for size.
        (WINT_TYPE, WINT_TYPE_SIZE): Likewise.
        (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
        (CPP_PREDEFINES): Removed OS-specific part handled by
        TARGET_OS_CPP_BUILTINS.
        (CPP_SUBTARGET_SPEC): Moved to config/sol2.h.
        (CPLUSPLUS_CPP_SPEC): Removed, handled by TARGET_OS_CPP_BUILTINS.
        (ASM_SPEC): Moved to config/sol2.h.
        (PREFERRED_DEBUGGING_TYPE): Likewise.
        (STARTFILE_SPEC, LIB_SPEC, LINK_SPEC): Likewise.
        (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
        (TARGET_DEFAULT): Reordered to match config/sparc/sol2-bi.h version.
        (TRANSFER_FROM_TRAMPOLINE): Moved to config/sol2.h

        * config.gcc (i?86-*-solaris2*): Removed obsolete gas support.
        * config/i386/sol2gas.h: Removed.

Thu Jun 20 12:14:01 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.

2002-06-16  Aldy Hernandez  <aldyh@redhat.com>

        * gcc.c-torture/execute/simd-1.c: New.

        * gcc.dg/simd-1.c: New.

        * doc/extend.texi (Vector Extensions): Document that we can
        specify simd types not specifically supported by the hardware.
        Document that simd types can be used as function arguments.
        Document that signness does make a difference in SIMD types.
        Misc cleanups and revisions to the vector extensions section.

        * simplify-rtx.c (simplify_subreg): Simplify subregs of vector
        constants.

        * expr.c (vector_mode_valid_p): New.

        * expr.h: Add vector_mode_valid_p.

        * defaults.h (VECTOR_MODE_SUPPORTED_P): Set default.

        * c-common.c (type_for_mode): Always build vector nodes regardless
        of VECTOR_MODE_SUPPORTED_P.
        (handle_mode_attribute): Error if we can't emulate a nonexisting
        vector mode.
        (handle_vector_size_attribute): Same.

        * optabs.c (expand_binop): Open-code vector operations.
        (expand_unop): Open-code vector unops.
        (expand_vector_binop): New.
        (expand_vector_unop): New.

        * c-typeck.c (build_binary_op): Allow vectors in binops.
        Allow vectors in conditional operatiors.
        (build_unary_op): Allow vectors in unary minus.

        * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Conditionalize on
        TARGET_ALTIVEC.

2002-05-20  Richard Henderson  <rth@redhat.com>

        * c-common.c (c_common_get_alias_set): Correctly handle characters.
        Rearrange order of expressions; don't handle vectors here.
        * alias.c (get_alias_set): Let vectors match their components.

2002-06-19  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.c (mips_emit_prefetch): Use hints which
        match desired locality.

2002-06-19  Dhananjay R. Deshpande  <dhananjayd@kpit.com>

        * config/h8300/h8300.c (TARGET_INSERT_ATTRIBUTES): Define.
        (h8300_insert_attributes): New.

2002-06-19  Akim Demaille  <akim@epita.fr>

        * c-parse.in (initelt: identifier ':' initval): Add an empty
        action to fix a type clash.
        (aliasdecl, classdef): Add the missing closing `;'.
        Whitespace changes.
        * gengtype-yacc.y (typedef_struct): Add an empty action to preevnt
        $$ = $1 type clashes.

2002-06-19  Eric Christopher  <echristo@redhat.com>

        * config/mips/mips.c (symbol_operand): New function.
        (mips_emit_prefetch): Ditto.
        * config/mips/mips-protos.h: Define.
        * config/mips/mips.h (ISA_HAS_PREFETCH): Define.
        (CONSTANT_ADDRESS_P): Adjust, use TARGET_GAS.
        (LEGITIMIZE_ADDRESS): Ditto.
        * config/mips/mips.md (prefetch, prefetch_si_address,
        prefetch_si, prefetch_di_address, prefetch_di): New patterns.

2002-06-19  Eric Christopher  <echristo@redhat.com>

        * config/fp-bit.h: Add unordered defines for gofast.

2002-06-19  Vladimir Makarov  <vmakarov@redhat.com>

        * genautomata.c (DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON,
        DECL_EXCL, DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV,
        DECL_INSN_RESERV, REGEXP_UNIT, REGEXP_RESERV, REGEXP_SEQUENCE,
        REGEXP_REPEAT, REGEXP_ALLOF, REGEXP_ONEOF): New macros with
        checking and without it.
        (decl_name, decl_mode_check_failed, regexp_name,
        regexp_mode_check_failed): New functions.
        (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
        gen_presence_set, gen_absence_set, gen_automaton,
        gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
        gen_regexp_sequence, gen_reserv, gen_insn_reserv,
        automaton_decl_hash, automaton_decl_eq_p): Use the macros.
        (find_automaton_decl): Ditto.  Set up mode of work_automaton_decl.
        (insn_decl_hash, insn_decl_hash, insn_decl_eq_p): Use the macros.
        (find_insn_decl): Ditto.  Set up mode of work_insn_decl.
        (decl_hash, decl_eq_p): Use the macros.
        (find_decl): Ditto.  Set up mode of work_decl.
        (process_excls, process_presence_absence, process_decls,
        check_automaton_usage, process_regexp, process_regexp_decls,
        check_usage, loop_in_regexp, check_loops_in_regexps,
        process_regexp_cycles, add_advance_cycle_insn_decl,
        initiate_states, initiate_excl_sets,
        initiate_presence_absence_sets, copy_insn_regexp, transform_1,
        transform_2): Use the macros.
        (transform_3): Ditto.  Check mode before making transformations of
        ALLOF.
        (regexp_transform_func, transform_insn_regexps,
        process_unit_to_form_the_same_automaton_unit_lists,
        form_the_same_automaton_unit_lists_from_regexp,
        form_the_same_automaton_unit_lists,
        process_seq_for_forming_states, process_alts_for_forming_states,
        create_alt_states, form_ainsn_with_same_reservs, make_automaton,
        form_arcs_marked_by_insn, NDFA_to_DFA, set_new_cycle_flags,
        estimate_one_automaton_bound, compare_max_occ_cycle_nums,
        units_to_automata_heuristic_distr, create_ainsns,
        units_to_automata_distr, create_automata): Use the macros.
        (form_regexp): Ditto.  Fix typo in access to fields of ALLOF.
        (longest_path_length, min_issue_delay_pass_states,
        output_dead_lock_vect, output_tables, output_insn_code_cases,
        output_internal_insn_latency_func, output_print_reservation_func,
        output_description, output_automaton_units, generate): Use the
        macros.
        (make_insn_alts_attr): Ditto.  Check case when there are not
        alternatives in the reservation.
        (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr,
        make_bypass_attr, form_important_insn_automata_lists,
        expand_automata): Use the macros.

2002-06-20  Tim Josling  <tej@melbpc.org.au>

        * Makefile.in: Clean up code to check for misspecified languages
        in enable-languages.

2002-06-19  Andrew Pinski <pinskia@physics.uc.edu>

        * cpptrad.c (_cpp_replacement_text_len): initialize len.

2002-06-19  Jason Merrill  <jason@redhat.com>

        * Makefile.in (unstrap, restrap): New targets.
        (bootstrap): Mention restrap.

2002-06-19  Matt Kraai  <kraai@alumni.cmu.edu>

        * except.c (ehl_free): Remove.

        * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Correct misnamings of
        builtin_define and builtin_define_std.

2002-06-19  Ian Dall  <ian@sibyl.beware.dropbear.id.au>

        * config/ns32k/ns32k.md: Give "*xxx" names to all unnamed insn's.
        (sCOND): Restrict operand class so that gcc knows how to reload them.
        (bitfield_set): Merge two unnamed insn's using alternatives.
        (call_value): Remove constraint on unused uperand.
        (udivmodhi4, udivmodsi4, udivmoddihi4_internal): Remove.
        (udivmoddiqi4_internal, udivmoddihi4, udivmoddiqi4): Remove.

        * longlong.h (count_trailing_zeros): Escape newline and beautify.

2002-06-19  Mark Mitchell  <mark@codesourcery.com>

        * Makefile.in (QMTEST_DIR): Simplify definition.

2002-06-19  Nick Clifton  <nickc@cambridge.redhat.com>

        * config/d30v/d30v.h (CUMULATIVE_ARGS): Replace typedef with
        #define.

2002-06-19  Neil Booth  <neil@daikokuya.co.uk>

        * cpphash.h (struct cpp_reader): Make date and time strings.
        (_cpp_builtin_macro_text, _cpp_copy_replacement_text,
        _cpp_replacement_text_len): New.
        * cppinit.c (cpp_create_reader): Update.
        (init_builtins): Register appropriate builtins for -traditional-cpp.
        * cppmacro.c (new_number_token): Remove.
        (_cpp_builtin_macro_text): New.
        (builtin_macro): Use it.
        (cpp_macro_definition): Update to handle traditional macros.
        * cppmain.c (cb_line_change): Don't do column positioning for
        traditional output.
        * cpptrad.c (enum ls): Rename ls_fun_macro to ls_fun_open.  New
        state ls_fun_close.
        (skip_whitespace): Fix.
        (maybe_start_funlike): Don't set state.parsing_args.
        (scan_out_logical_line): Remove duplicate error.  Use lex_state
        rather than state.parsing_args.
        (push_replacement_text): Handle builtins.
        (_cpp_replacement_text_len, _cpp_copy_replacement_text): New.

2002-06-18  Hans-Peter Nilsson  <hp@axis.com>
            Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * config/fp-bit.c (_fpmul_parts, _fpdiv_parts): Mark with
        attribute __always_inline__.

2002-06-18  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.h (FUNCTION_PROFILER): Respect flag_pic
        when generating the call to _mcount.
        (NO_PROFILE_COUNTERS): Define.

2002-06-18  Richard Henderson  <rth@redhat.com>

        * print-rtl.c (print_rtx): Adjust NOTE argument numbers for
        2002-06-02 change.

Tue Jun 18 20:53:32 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * t-sh (MULTILIB_EXCEPTIONS): Set to ml.
        config/sh/t-linux (MULTILIB_EXCEPTIONS): Clear.
        * config/sh/t-netbsd (MULTILIB_EXCEPTIONS): Likewise.
        * config/sh/t-sh64 (MULTILIB_EXCEPTIONS): Likewise.

        * sh-protos.h (sh_pr_interrupt): Declare.
        * sh.c (sh_pr_interrupt): New function.
        (print_operand, calc_live_regs, sh_expand_prologue): Use it.
        (sh_hard_regno_rename_ok): Likewise.
        * sh.h (NORMAL_MODE): FP_MODE_NONE for interupt handlers.

2002-06-18  Vladimir Makarov  <vmakarov@redhat.com>

        * rtl.def (DEFINE_AUTOMATON): Add description of new options
        `time' and `v'.  Fix incorrect description of option `w'.

        * doc/md.texi: Ditto.

        * genautomata.c (TIME_OPTION, V_OPTION): New macros.
        (gen_automata_option): Process the new options.
        (transform_2, transform_3): Initialize some variables.
        (initiate_automaton_gen): Use the new macros.

2002-06-18  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips-protos.h (mips_initial_elimination_offset): Declare.
        (mips_set_return_address, mips_restore_gp): Declare.
        * config/mips/mips.h (struct mips_frame_info): Move to mips.c
        (current_frame_info): Remove.
        (INITIAL_ELIMINATION_OFFSET): Use mips_initial_elimination_offset.
        * config/mips/mips.c: Remove uses of current_frame_info.
        (struct mips_frame_info): Moved from mips.h.  Remove 'insns_len'.
        (struct machine_function): Add 'frame' and 'insns_len'.
        (current_frame_info, zero_frame_info): Remove.
        (mips_restore_gp, mips_set_return_address): New.
        (mips_initial_elimination_offset): New.
        * config/mips/mips.md (exception_receiver): Use mips_restore_gp.
        (eh_return define_split): Use mips_set_return_address.

2002-06-18  Neil Booth  <neil@daikokuya.demon.co.uk>

        * cpplib.c (dtable): Update.
        (end_directive): Decrement expansion prevention count.
        Clear state.in_expression.
        (prepare_directive_trad): Set state.in_expression.
        Increment expansion prevention count.
        * cpptrad.c (enum ls): New.
        (_cpp_overlay_buffer): Set overlaid_buffer.
        (_cpp_remove_overlay): Use overlaid_buffer.
        (_cpp_read_logcial_line_trad): Update buffer when it might
        have changed.
        (scan_out_logical_line): Handle state transitions for assertions
        and defined() in #if, and for funlike invocations including the
        directive case.  Handle '<' and '>' as a quote mechanism in
        #include.  Warn about unterminated macro invocations.
        * cpphash.h (struct lexer_state): New member in_expression.
        (struct cpp_reader): New member overlaid buffer.

2002-06-18  Hans-Peter Nilsson  <hp@axis.com>

        * config/cris/arit.c (do_31div, __Udiv, __Umod): Mark prototype
        __always_inline__.

2002-06-18  Alan Modra  <amodra@bigpond.net.au>

        * config/ia64/ia64.md (doloop_end_internal): Correct rtl.

        * doloop.c (doloop_optimize): Extract pattern from insn.

2002-06-17  Matt Kraai  <kraai@alumni.cmu.edu>

        * doc/extend.texi (Function Attributes): Remove `,...' from @var.

2002-06-17  Jeff Law <law@redhat.com>

        * libgcc2.c: Do not include symcat.h or machmode.h.

2002-06-17  Richard Henderson  <rth@redhat.com>

        PR target/6922
        * expmed.c (make_tree): Handle SIGN_EXTEND/ZERO_EXTEND.

2002-06-17  Tom Tromey  <tromey@redhat.com>

        * dwarfout.c: Include function.h.

2002-06-17  Andreas Schwab  <schwab@suse.de>

        * print-rtl.c (print_rtx): Print space before vector, not after.
        (debug_rtx): Clear sawclose before printing.
        (debug_rtx_list): Print newline after each list element.
        (debug_rtx_range): Likewise.

2002-06-17  Richard Henderson  <rth@redhat.com>

        * function.h (struct function) [funcdef_no]: Rename profile_label_no.
        (current_function_funcdef_no): Similarly.
        * function.c (funcdef_no): Similarly.
        (prepare_function_start): Set current_function_funcdef_no.
        (expand_function_start): Don't set current_function_profile_label_no.
        * dwarf2out.h (current_funcdef_number): Remove.
        * dwarf2out.c (current_funcdef_number): Remove.  Replace with
        current_function_funcdef_no throughout.
        * dwarfout.c, vmsdbgout.c: Similarly.
        * except.c (sjlj_funcdef_number): Remove.
        (sjlj_emit_function_enter): Use current_function_funcdef_no instead.
        (output_function_exception_table): Likewise.
        * final.c (profile_function): Use current_function_funcdef_no
        instead of current_function_profile_label_no.

2002-06-17  Vladimir Makarov  <vmakarov@redhat.com>

        * sched-ebb.c (init_ready_list): Check INSN_P first.

Mon Jun 17 17:26:15 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.md (divsi3): Update way how to find insns in a sequence.

        * reload1.c (merge_assigned_reloads): Don't change reloads
        other than RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
        to RELOAD_OTHER when there are conflicting input reloads.

2002-06-17  Richard Earnshaw  (rearnsha@arm.com)

        * function.c (epilogue_done): Correctly build a sequence of insns for
        a sibcall epilogue.

2002-06-17  Nick Clifton  <nickc@cambridge.redhat.com>

        * config/fr30/fr30.h (CUMULATIVE_ARGS): Replace typedef with
        #define.

        * config/m32r/m32r.md: Replace gen_sequence with get_insns.

2002-06-16  Richard Henderson  <rth@redhat.com>

        * config/i386/i386.h (BIGGEST_FIELD_ALIGNMENT): Define instead
        of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS.

2002-06-16  Richard Henderson  <rth@redhat.com>

        PR opt/6722
        * regclass.c (globalize_reg): Update regs_invalidated_by_call.

2002-06-16  Neil Booth  <neil@daikokuya.demon.co.uk>

        * config.gcc: Add i386/sysv4-cpp.h; remove i386-aout.h from vxworks.
        * config/i386/i386-aout.h, config/i386/i386elf.h,
        config/i386/sysv4.h: Remove CPP_PREDEFINES.
        * config/i386/linux64.h, config/i386/i386elf.h, config/i386/mach.h,
        config/i386/netware.h, config/i386/rtemself.h, config/i386/sco5.h,
        config/i386/sol2.h, config/i386/vsta.h, config/i386/vxi386.h,
        config/i386/win32.h: Use TARGET_OS_CPP_BUILTINS rather than
        CPP_PREDEFINES and part of CPP_SPEC.
        * config/i386/sysv4-cpp.h: New.

2002-06-16  Richard Henderson  <rth@redhat.com>

        PR c/7030
        * dwarf2out.c (modified_type_die): Don't assign the qualified die
        to the unqualified type.

Sun Jun 16 22:16:10 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386-protos.h (x86_field_alignment): Declare.
        * i386.c (x86_field_alignment): Define.
        * i386.h (ADJUST_FIELD_ALIGNMENT): New.
        (BIGGEST_FIELD_ALIGNMENT): Kill.

2002-06-16  Richard Henderson  <rth@redhat.com>

        * vax.md (casesi): Use emit_jump_insn.  Tidy expander pattern.

2002-06-16  Richard Henderson  <rth@redhat.com>

        * c-common.c (flag_ms_extensions): Move from c++ front end.
        * c-common.h (flag_ms_extensions): Declare.
        * c-decl.c (c_decode_option): Add -fms-extensions.
        (grokfield): Don't accept anonymous structures in ISO C mode;
        accept only unnamed anonymous structures in GNU C mode; accept
        Plan 9 extensions in MS mode.
        * c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
        SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all callers.
        (extension): Clear flag_iso.
        * doc/invoke.texi (C Dialect Options): Add -fms-extensions.

2002-06-16  Hans-Peter Nilsson  <hp@axis.com>

        PR target/7042
        * reorg.c (make_return_insns) [DELAY_SLOTS_FOR_EPILOGUE]: Exit
        early if current_function_epilogue_delay_list is non-empty.
        * config/cris/cris.md ("return"): Add sanity check asserting that
        current_function_epilogue_delay_list is empty.

2002-06-16  Jeff Law <law@redhat.com>

        * emit-rtl.c (gen_rtx_REG): Temporarily turn off automatic
        sharing of hard registers.

        * toplev.c (rest_of_compilation): Remove redundant conditional.

        * toplev.c (rest_of_compilation): Perform a simpler, less costly
        cleanup of the CFG when not optimizing.

2002-06-16  Alan Modra  <amodra@bigpond.net.au>

        * gcc.c (main): Correct startfile_prefix_spec check.

2002-06-12  Geoffrey Keating  <geoffk@redhat.com>

        * config.gcc: Revert rth's patch of 2002-05-18.  Instead,
        include both darwin.o and rs6000-c.o.

2002-06-15  Roger Sayle  <roger@eyesopen.com>

        * expr.c (compare_from_rtx): Call simplify_relational_operation
        on all comparisons, not just those between integer constants,
        with the correct (possibly unsigned) comparison code.
        (do_compare_rtx_and_jump): Likewise.

2002-06-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>

        * Makefile.in (tm_defines): New configuration variable.
        (cs-config.h, cs-hconfig.h, cs-tconfig.h): Rename DEFINES to XM_DEFINES.
        Pass tm_defines in TM_DEFINES.
        (cs-tm_p.h): Rename DEFINES to XM_DEFINES.  Pass TM_DEFINES.
        * config.gcc (tm_defines): New configuration variable.
        (hppa*-*-* | parisc*-*-*): Use tm_defines instead of pa-700.h and
        pa-7100.h headers.  Change hppa1* scheduling default to 7100LC.
        * configure.in: Substitute tm_defines.
        * configure: Rebuilt.
        * mkconfig.sh: Rename DEFINES to XM_DEFINES.  Output TM_DEFINES.
        * doc/install.texi: Update.
        * pa/pa-700.h: Delete file.
        * pa/pa-7100.h: Delete file.

2002-06-15  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (comparison_to_compcode): New function to convert
        an comparison TREE CODE into a bit-based representation.
        (compcode_to_comparison): New function to convert from this bit
        based representation back to a comparison TREE CODE.
        (fold_truthop): Simplify (x<y) && (x==y) and related composite
        comparisons.

2002-06-15  Aldy Hernandez  <aldyh@redhat.com>

        * tm.texi (MEMBER_TYPE_FORCES_BLK): Document MODE argument.

        * stor-layout.c (compute_record_mode): Remove check for
        FUNCTION_ARG_REG_LITTLE_ENDIAN and VOIDmode when checking for
        MEMBER_TYPE_FORCES_BLK.  Pass new mode field to
        MEMBER_TYPE_FORCES_BLK.

        * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Same.

        * config/c4x/c4x.h (MEMBER_TYPE_FORCES_BLK): Same.

2002-06-14  Jeff Sturm  <jsturm@one-point.com>

        * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS): Add SPARC_STACK_BIAS.

2002-06-14  Steve Ellcey  <sje@cup.hp.com>

        * configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
        USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
        * configure, config.in: Regenerate.

2002-06-14  Eric Botcazou  <ebotcazou@multimania.com>

        * loop.c (check_final_value): Use v->always_executed
        instead of v->always_computable.
        * unroll.c (final_giv_value): Don't calculate the final
        value as a function of the biv if the giv is not computed
        for every loop iteration.

2002-06-14  Eric Botcazou  <ebotcazou@multimania.com>

        * loop.c (for_each_insn_in_loop): Fix formatting and comments.

2002-06-14  Eric Botcazou  <ebotcazou@multimania.com>

        PR c/6677
        * convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
        the truncation down when the target type is signed.
        [trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
        * fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
        the conversion if the target type is a smaller type.

2002-06-14  Richard Henderson  <rth@redhat.com>

        * fold-const.c (fold) [compare ops]: Move X>=C / X<C transfomation
        earlier.  Re-factor comparisons vs extrema.

2002-06-14  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.md (builtin_zapnot): Fix op2 mode.

2002-06-14  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

        * rtl.h (SCHED_GROUP_P): Disallow CODE_LABEL, BARRIER and NOTE.
        * sched-deps.c (add_dependence): Likewise.
        (group_leader): Likewise.
        * sched-rgn.c (init_ready_list): Likewise.
        * doc/rtl.texi: Adjust accordingly.

2002-06-13  Jeffrey Law  <law@redhat.com>

        * gcse.c (delete_null_pointer_checks_1): Inform caller if any
        null pointer checks were eliminated.  Update prototype.
        (delete_null_pointer_checks): Similarly.
        * rtl.h (delete_null_pointer_checks): Update prototype.
        * toplev.c (rest_of_compilation): Only run cleanup_cfg if
        delete_null_pointer_checks deletes one or more null
        pointer checks.  Do not run cleanup_cfg before gcse, the
        CFG is accurate and optimized at that point..

        * rs6000.c (rs6000_frame_related): Avoid unwanted sharing
        of hard registers.

2002-06-14  Ulrich Weigand  <uweigand@de.ibm.com>

        * Makefile.in (libgcc.mk): Depend on specs.

Fri Jun 14 12:15:11 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.md (mulsi3): Update way how to find insns in a sequence.

Fri Jun 14 12:04:02 2002  Dhananjay R. Deshpande <dhananjayd@kpit.com>

        * sh.h: Define HARD_REGNO_RENAME_OK
        * sh.c: sh_hard_regno_rename_ok: New. If current function has
        interrupt_handler attribute, only registers saved on stack are OK.
        * sh-protos.h: Declare sh_hard_regno_rename_ok.

2002-06-14  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/sh.md (jump): Emit jump insn.
        (call_pcrel): Get pattern of the result of gen_call_site.
        (call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.

2002-06-14  Neil Booth  <neil@daikokuya.demon.co.uk>

        * cpphash.h (struct cpp_buffer): Remove saved_line_base.
        * cpptrad.c: Update comments.
        (skip_whitespace, copy_comment): Take a new parameter.
        (skip_escaped_newlines): Don't duplicate escaped newline test.
        (copy_comment): Different location for CUR, decide here how
        to copy / replace the comment.
        (skip_whitespace): Copy whitespace.
        (_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
        (scan_out_logical_line): Let copy comment handle keeping or
        replacing comments.
        (scan_parameters, _cpp_create_trad_definition): Update.

2002-06-13  Alan Lehotsky  <apl@alum.mit.edu>

        * reload.c (get_secondary_mem,find_reloads_address,
        find_reloads_address_1): Pass reference to MEM to find_reloads_address
        so that LEGITIMIZE_RELOAD_ADDRESS will be called.

2002-06-13  Jessica Han  <jessica@cup.hp.com>

        * defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
        (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
        * doc/tm.texi: Document them.
        * config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
        (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
        (TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
        (ASM_OUTPUT_FDESC): Likewise.

2002-06-13  Eric Christopher  <echristo@redhat.com>

        * diagnostic.c (output_format): Fix thinko.

Thu Jun 13 22:34:33 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * config/sh/coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Don't define.
        (DWARF2_UNWIND_INFO): Define to 0.

        * config/sh/sh.c (calc_live_regs): Don't use initial_value
        optimization for PR_MEDIA_REG.

2002-06-13  Neil Booth  <neil@daikokuya.demon.co.uk>

        * cpphash.h (_cpp_lex_identifier_trad): Remove.
        * cpplib.c (end_directive): Don't skip, always remove overlay
        apart from #define.
        (prepare_directive_trad): Handle NULL pfile->directive.
        (_cpp_handle_directive): Always call prepare_directive_trad
        if traditional.
        * cppmain.c (check_multiline_token): Rename account_for_newlines,
        generalize inputs.
        (scan_translation_unit_trad): Use it.
        * cpptrad.c (skip_comment): Rename copy_comment, copy comment to
        output, get escaped newline in comment close correct.
        (check_output_buffer, skip_whitespace): Update.
        (_cpp_lex_identifier_trad): Remove.
        (scan_out_logical_line): Handle -C and comments in directives
        properly.

Thu Jun 13 20:18:38 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
        * config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
        * sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
        (SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
        (SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
        (SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
        (SELECT_SH5_COMPACT_NOFPU): Likewise.
        (TARGET_SWITCHES): Use them.
        (TARGET_CPU_DEFAULT): Define if not already defined.
        (TARGET_DEFAULT): Use it.
        (LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
        * config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
        * config/sh/t-monolib: New file.

2002-06-13  Roger Sayle  <roger@eyesopen.com>

        * toplev.c (rest_of_compilation): Simplify (and correct) the
        logic of the first delete-null-pointer-checks pass.

Thu Jun 13 18:24:17 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.c (ix86_expand_movstr):  Fix pasto.

Thu Jun 13 18:18:17 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * reload.c (find_valid_class):  Fix thinko in my previous patch.

2002-06-13  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): New macro.
        * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): New macro.
        (CPP_PREDEFINES, CPP_SPEC, CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): Remove.
        (EXTRA_SPECS): Remove cpp_arch31 and cpp_arch64.

2002-06-13  Gabriel Dos Reis  <gdr@codesourcery.com>

        * tree-inline.c (expand_call_inline): Don' mess with _DECL
        fields.

2002-06-13  Gabriel Dos Reis  <gdr@codesourcery.com>

        * diagnostic.c (output_format): Recognize "%H" as a format
        specifier for a location_t.
        (text_specifies_location): New function.
        (diagnostic_set_info): Use it.

2002-06-13  Jeffrey Law  <law@redhat.com>

        * emit-rtl.c (static_regno_reg_rtx): Define.
        (init_emit_once): Initialize static_regno_reg_rtx.
        (init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
        of building new hard reg objects once per function.
        (gen_rtx_REG): Try to share hard regs.
        * regclass.c (init_fake_stack_mems): New function broken out from
        init_regs.
        * rtl.h (init_fake_stack_mems): Declare.
        * toplev.c (lang_independent_init): Call init_regs before
        init_emit_once.  Call init_fake_stack_mems after init_emit_once.

        * i386.md (extenddfxf2, extenddftf2): Fix typo/thinko.

        * alias.c (argument_registers): Remove.
        (init_alias_once): Initialize static_reg_base_value here.  Remove
        initialization of argument_registers.
        (init_alias_once_per_function): Remove.
        (init_alias_analysis): Copy all the entries from static_reg_base_value
        into new_reg_base_value all at once.
        * rtl.h (init_alias_once_per_function): Remove declaration.
        * function.c (prepare_function_start): Do not call
        init_alias_once_per_function.

        * caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
        starting a sequence and emitting an INSN.

2002-06-13  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.

2002-06-13  David S. Miller  <davem@redhat.com>

        * expmed.c (init_expmed): Remove duplicate init of 'reg'.

2002-06-13  Neil Booth  <neil@daikokuya.demon.co.uk>

        * cpplib.c (end_directive): Handle line skipping.  Only remove
        the rest of the line if the directive was valid.
        * cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
        expanding a traditional macro.
        * cpptrad.c (recursive_macro): New.
        (read_logical_line_trad): Handle skipping.
        (scan_out_logical_line): Continue after a successful directive.
        Don't expand macros whilst skipping, or if recursing.
        (_cpp_create_trad_definition): scan_out_logical_line now sets
        the output current position.

2002-06-12  Eric Christopher  <echristo@redhat.com>

        From Chris Demetriou  <cgd@broadcom.com>
        * config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
        comment.
        (ISA_HAS_MADD_MSUB): Ditto.
        (ISA_HAS_NMADD_NMSUB): Ditto.

2002-06-12  Eric Christopher  <echristo@redhat.com>

        * config.gcc: Consolidate little endian handling and
        little/big endian targets.
        * config/mips/elfl.h: Remove file.
        * config/mips/elfl64.h: Ditto.
        * config/mips/ecoffl.h: Ditto.
        * config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.

2002-06-12  Geoffrey Keating  <geoffk@redhat.com>

        * gengtype.h (xvasprintf): New prototype.
        (xasprintf): New prototype.
        (struct outf): New.
        (get_output_file): Return an outf_p.
        (header_file): Is now an outf_p.
        (base_files): Now are outf_p.
        (oprintf): New.
        * gengtype.c: Replace all output FILE * with outf_p; use oprintf
        rather than stdio operations.  Use xasprintf in a few places,
        when appropriate.
        (xvasprintf): New.
        (xasprintf): New.
        (struct filemap): Delete.
        (files): Delete.
        (output_files): New.
        (oprintf): New.
        (create_file): Create an outf_p.  Add parameter to indicate output
        file name, change all callers.
        (open_base_files): Create gtype-desc.c here.
        (get_output_file_with_visibility): Rewrite.
        (get_output_file_name): Just look at 'name' field in struct outf.
        (close_output_files): Rewrite.

2002-06-12  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
        (MASK_G_FLOAT): Define.
        (TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
        (TARGET_SWITCHES): Likewise.
        (TARGET_DEFAULT): Likewise.

2002-06-12  Daniel Jacobowitz  <drow@mvista.com>

        * config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
        * config/mips/mips.c (mips_output_filename): Don't print a
        ".file" directive if we are using DWARF-2.
        (mips_output_function_prologue): Do not emit source file
        name for TARGET_GAS.

Wed Jun 12 16:45:13 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
        decide whether emit the short opcode.
        * i386.h (x86_shift1): Declare.
        (TARGET_SHIFT1): New macro.
        * i386.c (x86_shift1): New global variable.

        * toplev.c (rest_of_compilation): Call find_basic_block pre-loop
        unconditionally; make loop to rebuild CFG; kill unnecesary
        find_basic_block calls; kill compute_bb_for_insn call.
        * cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
        * haifa-sched.c (sched_init): Likewise.
        * ssa-ccp.c (ssa_const_prop): Likewise.
        * ssa-dce.c (ssa_eliminate_dead_code): Likewise.

2002-06-11  David S. Miller  <davem@redhat.com>

        * emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
        active_insn_p.

2002-06-11  Richard Henderson  <rth@redhat.com>

        * c-common.c (builtin_define_type_max): New.
        (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
        __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.

        From Joseph S. Myers:
        * glimits.h: Rewrite to expect the double underscore definitions
        from the compiler.

        * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
        config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
        config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
        config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
        config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
        config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
        config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
        __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.

2002-06-11  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
        (ALPHA_BUILTIN_SET_THREAD_POINTER): New.
        (code_for_builtns): Update.
        (alpha_init_builtins): Add __builtin_thread_pointer and
        __builtin_set_thread_pointer.
        (alpha_expand_builtin): Handle void builtins.
        * doc/extend.texi (Alpha Built-in Functions): Update.

2002-06-11  Hans-Peter Nilsson  <hp@axis.com>

        PR target/6997
        * config/cris/cris.md ("sleu"): Set attribute "cc" to "none".

2002-06-11  Zack Weinberg  <zack@codesourcery.com>

        * config.gcc: Make the name of the extra-modes file adjustable
        by target stanzas.
        (s390x, strongarm, xscale stanzas): Use this facility.
        * configure.in: Update to match.
        * configure: Regenerate.

2002-06-11  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
        max/mins as unsigned GE compares.

2002-06-11  Jason Thorpe  <thorpej@wasabisystems.com>

        * config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
        * config/vax/bsd.h: New file.
        * config/vax/netbsd.h: Add missing notice.
        (CPP_PREDEFINES): Remove.
        (TARGET_OS_CPP_BUILTINS): Define.
        (CPP_SPEC): Use NETBSD_CPP_SPEC.
        * config/vax/openbsd.h: Update copyright years.
        (CPP_PREDEFINES): Remove.
        (TARGET_OS_CPP_BUILTINS): Define.
        * config/vax/ultrix.h: Likewise.
        * config/vax/vaxv.h: Likewise.
        * config/vax/vms.h: Likewise.
        * config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
        (CPP_PREDEFINES, CPP_SPEC): Remove.

Wed Jun 12 01:50:28 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.md (addqi_1_slp, subqi_1_slp
        (andqi_ext0, testqi_ext0): Remove unnecesary check.
        (addhi*, addqi*): Simplify "dec" condition.
        (testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
        (and, or, xor to QImode splitters): New.
        (iorqi_ext*): New.
        (xorqi_ext_0): New.
        (xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
        (andqi_ext_1_rex64): New.
        (ashrqi*_slp): New.
        (ashlqi*_slp): New.
        (lshlqi*_slp): New.
        (rotrqi3*_slp): New.
        (rotlqi3*_slp): New.

2002-06-11  Geoffrey Keating  <geoffk@redhat.com>

        * config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
        softfloat.h.
        * config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
        (CPP_ENDIAN_LITTLE_SPEC): Delete.
        * config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
        * config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
        __LONG_DOUBLE_128__ setting, _CALL_* setting.
        (CPP_DEFAULT_SPEC): Delete.
        (CPP_FLOAT_DEFAULT_SPEC): Delete.
        (CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
        (CPP_SYSV_DEFAULT_SPEC): Delete.
        (CPP_ENDIAN_BIG_SPEC): Delete.
        (CPP_ENDIAN_LITTLE_SPEC): Delete.
        (CPP_ENDIAN_SPEC): Delete.
        (CPP_SPEC): Don't include cpp_endian, cpp_cpu.
        (SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
        cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
        cpp_longdouble_default.
        * config/rs6000/softfloat.h: Delete.
        * config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
        (EXTRA_SPECS): Delete cpp_cpu.
        (TARGET_CPU_CPP_BUILTINS): New.
        * config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
        prototype.
        * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
        * config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
        (CPP_DEFAULT_SPEC): Delete.
        * config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
        * config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
        * config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
        (CPP_DEFAULT_SPEC): Delete.
        * config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
        (CPLUSPLUS_CPP_SPEC): Likewise.
        (CPP_CPU_SPEC): Delete.
        (CPP_DEFAULT_SPEC): Delete.
        * config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
        (CPLUSPLUS_CPP_SPEC): Likewise.
        (CPP_CPU_SPEC): Delete.
        (CPP_DEFAULT_SPEC): Delete.
        * config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
        (CPP_DEFAULT_SPEC): Delete.
        * config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
        (CPP_DEFAULT_SPEC): Delete.

        * doc/gty.texi: Small updates.

2002-06-12  Gabriel Dos Reis  <gdr@codesourcery.com>

        * objc/objc-act.c (warn_with_ivar): Adjust calls to
        diagnostic_count_error.
        (warn_with_method): Likewise.

        * diagnostic.h (warnings_are_errors_message): New field of
        diagnostic_context.
        (diagnostic_count_error): Rename to diagnostic_count_diagnostic to
        match semantics.
        * diagnostic.c: Adjust calls to diagnostic_count_error through out.
        (diagnostic_count_diagnostic): Make aware of other kinds of
        diagnostics.
        (diagnostic_initialize): Initialize warnings_are_errors_message field.

2002-06-11  Tom Tromey  <tromey@redhat.com>

        For PR java/6520:
        * fold-const.c (fold_convert): Don't modify existing tree's type.

2002-06-11  Geoffrey Keating  <geoffk@redhat.com>

        * config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.

2002-06-11  Richard Henderson  <rth@redhat.com>

        * caller-save.c (init_caller_save): Clear INSN_CODE each iteration.

2002-06-11  Richard Henderson  <rth@redhat.com>

        * defaults.h (EH_FRAME_SECTION_NAME): Don't define if
        DWARF2_UNWIND_INFO is false.

2002-06-11  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.

        * config/s390/s390.c (emit_prologue): gen_store_multiple
        returns an insn now, not a pattern.

2002-06-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * Makefile.in (gccinstall.dvi): Pass absolute pathnames to
        $(TEXI2DVI) -o.

Tue Jun 11 21:53:37 CEST 2002  Jan Hubicka  <jh@suse.cz>

        * i386.c (x86_promote_QImode): Set for Athlon
        (x86_fast_prefix): New global variable.
        (x86_arch_always_fancy_math_387): Fix formating.
        * i386.h (x86_fast_prefix): Declare
        (TARGET_FAST_PREFIX): define.
        * i386.md (and to strict_low_part, HI to SI
        promoting splitter): Use new macro.

        * i386.h (RTX_COSTS): float_extend is not for free for SSE.

2002-06-11  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (distclean): Delete junk left in testsuite
        directory, too.

2002-06-11  Jeffrey Law <law@redhat.com>

        * emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
        last insn created by the splitter.

        * caller-save.c (init_caller_save): Move creation of SAVEINSN
        and RESTINSN into into the scope of the sequence.

        * mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
        RETURN insns.

        * loop.c (loop_regs_scan): Avoid useless generation of REG objects.

        * mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
        not the pattern.  So extract the pattern from the insn.

        * mips.c (embedded_pic_fnaddr_reg): Fix typo.

2002-06-11  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md (movsi): Only use floating point
        register alternatives when operands are already fprs.
        (movdi_31, movdi_64): Likewise.

2002-06-11  David S. Miller  <davem@redhat.com>

        * emit-rtl.c (try_split): Do not abort on non-INSN_P.
        Only run RTX equality checks on INSN_P rtl.

2002-06-11  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md (reload_base, ltorg): Remove.
        * s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
        s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
        * s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
        s390_asm_output_pool_prologue): Likewise.
        * s390.h (s390_pool_start_insn): Likewise.

        * s390.c (s390_output_symbolic_const): Remove support for
        old-style pool chunks.
        (s390_function_epilogue): Likewise.
        (s390_output_constant_pool): Likewise.  Also, fix incorrect
        alignment for 64-bit literal pools.
        (print_operand_address): Remove 'y' and 'Y' format flags.
        * s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
        old-style pool chunks.
        (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
        (ASM_OUTPUT_POOL_EPILOGUE): Remove.
        (S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.

        * s390.c (consttable_operand): New function.
        * s390-protos.h (consttable_operand): Declare it.
        * s390.h (PREDICATE_CODES): Add consttable_operand.
        * s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
        consttable_sf, consttable_df, pool_start_31, pool_end_31,
        pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
        * s390.c (struct constant, struct constant_pool): New data types.
        (constant_modes, gen_consttable): New variables.
        (s390_start_pool, s390_end_pool, s390_add_pool,
        s390_dump_pool, s390_free_pool): New functions.
        (s390_chunkify_pool): Completely reimplement literal pool
        overflow handling.

        * s390.c (s390_pool_overflow): New variable.
        * s390.h (s390_pool_overflow): Declare it.
        * s390.md (cjump, icjump): Use it to adapt length for out-of-range
        jumps in literal pool overflow situations.

        * s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
        (s390_frame_info): Account for possible use of RETURN_REGNUM
        by new literal pool overflow code.
        (s390_emit_prologue): Likewise.

2002-06-05  David S. Miller  <davem@redhat.com>

        Delete SEQUENCE rtl usage outside of reorg and ssa passes.
        * rtl.h (gen_sequence, emit_insns, emit_insns_before,
        emit_insns_before_scope, emit_insns_after,
        emit_insns_after_scope): Delete declaration.
        * ada/misc.c (insert_code_for): Use emit_insn* instead of
        emit_insns_foo.
        * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
        (alpha_set_memflags): Fix comment.
        (set_frame_related_p): Use get_insns instead of gen_sequence.
        * config/alpha/alpha.md (setjmp receiver splitter): Avoid
        emitting no insns.
        * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
        gen_sequence.
        (arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
        * config/fr30/fr30.c (fr30_move_double): Likewise.
        * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
        Likewise.
        * config/ia64/ia64.c (spill_restore_mem): Likewise.
        * config/ia64/ia64.md (conditional move spliiter): Avoid emitting
        no insns.
        * config/m32r/m32r.c (gen_split_move_double): Use get_insns
        instead of gen_sequence.
        * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
        (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
        * config/sh/sh.c (sh_need_epilogue): Likewise.
        * config/sparc/sparc.md (current_function_calls_alloca, flat): New
        attributes.
        (setjmp pattern and split): Use them to avoid splitter which emits
        no RTL.
        * genattrtab.c (main): Emit include of function.h
        * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
        get_insns instead of gen_sequence.
        * config/cris/cris.c (cris_split_movdx): Likewise.
        * emit-rtl.c (emit_insns*): Kill.
        (try_split): Expect insn list instead of SEQUENCE.
        (make_jump_insn_raw, make_call_insn_raw): Fix comments.
        (emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
        Make them abort if a SEQUENCE is given and RTL checking is
        enabled.
        (emit_*_scope): Don't forget to set scope on final insn.
        (gen_sequence): Move from here...
        * ssa.c (gen_sequence): To here as private function.
        * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
        comments.
        (expand_builtin_return, expand_builtin_mathfn): Likewise.
        (expand_builtin_strlen): Use get_insns instead of gen_sequence.
        (expand_builtin_saveregs): Use emit_insn_foo, fix comments.
        (expand_builtin_expect_jump): Use get_insns and fix comments.
        * calls.c (try_to_integrate): Use emit_insn_foo.
        (expand_call, emit_library_call_value_1): Likewise.
        * expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
        (emit_move_insn_1): Use get_insns instead of gen_sequence.
        (expand_expr): Use emit_insn_foo.
        * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
        * except.c (build_post_landing_pads): Likewise.
        * flow.c (attempt_auto_inc): Likewise.
        * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
        expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
        * function.c (fixup_var_refs_insn): Use get_insns instead of
        gen_sequence.
        (fixup_var_refs_1): Likewise and expect insn list from gen_foo.
        (fixup_memory_subreg): Use get_insns instead of gen_sequence.
        (fixup_stack_1, purge_addressof_1, expand_main_function,
        get_arg_pointer_save_area): Likewise.
        (optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
        expand_function_end): Use emit_insn_foo.
        (record_insns, keep_stack_depressed): Work with insn list instead
        of SEQUENCE, fix comments.
        * ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
        noce_try_store_flag_constants, noce_try_store_flag_inc,
        noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
        noce_try_minmax, noce_try_abs): Use emit_insn_foo.
        (noce_process_if_block): Use get_insns instead of gen_sequence.
        * optabs.c (add_equal_note): Work with insn list, fix comments.
        (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
        (expand_unop, expand_complex_abs, expand_unop_insn,
        expand_no_conflict_block): Likewise.
        (gen_move_insn): Use get_insns instead of gen_sequence.
        (gen_cond_trap): Likewise.
        * integrate.c (copy_rtx_and_substitute): Likewise.
        (emit_initial_value_sets): Use emit_insn_foo.
        * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
        (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
        now that RTL generators give insn lists.
        * sibcall.c (replace_call_placeholder): Use emit_insn_foo.
        * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
        instead of gen_sequence.
        (doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
        * explow.c (emit_stack_save, emit_stack_restore): Use get_insns
        instead of gen_sequence.
        * loop.c (move_movables, emit_prefetch_instructions,
        gen_add_mult, check_dbra_loop, gen_load_of_final_value):
        Likewise.
        (loop_regs_update): Work with insn list instead of SEQUENCE rtl.
        (product_cheap_p): Likewise, and add commentary about RTL wastage
        here.
        * lcm.c (optimize_mode_switching): Use get_insns instead of
        gen_sequence.
        * profile.c (gen_edge_profiler): Likewise.
        * regmove.c (copy_src_to_dest): Likewise.
        * reg-stack.c (compensate_edge): Likewise and fix comment.
        * gcse.c (process_insert_insn): Likewise.
        (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
        * jump.c (delete_prior_computation): Update comment.
        * genemit.c (gen_expand, gen_split, main): Use get_insns instead
        of gen_sequence, update comments to match.
        * recog.c (peephole2_optimize): Work with insn lists instead of
        SEQUENCE rtl.
        * sched-vis.c (print_pattern): Abort on SEQUENCE.
        * unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
        Use get_insns instead of gen_sequence.
        (copy_loop_body): Likewise and don't emit dummy NOTE.
        * genrecog.c: Don't mention SEQUENCE rtl in comments.
        * combine.c (try_combine): Expect insn lists from split generator.
        * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
        hand.

2002-06-11  Roger Sayle  <roger@eyesopen.com>
            Andreas Jaeger <aj@suse.de>

        * cfgbuild.c: Update copyright years.

2002-06-11  Andreas Schwab  <schwab@suse.de>

        * config/m68k/m68k.h (PREDICATE_CODES): Define.

2002-06-11  Eric Christopher  <echristo@redhat.com>

        * doc/tm.texi (Run-time Target): Add comment about flag_iso
        and strict ANSI.
        * config/mips/ecoff.h (CPP_PREDEFINES): Remove.
        * config/mips/ecoffl.h: Ditto.
        * config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
        (CPP_PREDEFINES): Ditto.
        * config/mips/elfl64.h: Ditto.
        * config/mips/elfl.h: Ditto.
        * config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
        out until irix header consolidation.
        * config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
        with SUBTARGET_OS_CPP_BUILTINS.
        * config/mips/iris6.h: Ditto.
        (CPLUSPLUS_CPP_SPEC): Remove.
        * config/mips/linux.h: Ditto.
        * config/mips/netbsd.h: Ditto.
        * config/mips/openbsd.h: Ditto.
        * config/mips/rtems.h: Ditto.
        * config/mips/rtems64.h: Ditto.
        * config/mips/sni-svr4.h: Ditto.
        * config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
        ISA_MIPS32, ISA_MIPS64): New defines.
        (GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
        ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
        ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
        ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
        (TARGET_CPU_CPP_BUILTINS): Define.
        (CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
        * config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
        (movdicc): Remove check for ISA_MIPS32.
         (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
        sunordered_df, sunordered_sf, sordered_df, sordered_sf,
        sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
        sunge_sf, sunle_df, sunle_sf): New patterns.

2002-06-11  Neil Booth  <neil@daikokuya.demon.co.uk>

        * Makefile.in: Update cppmain.o.
        * cpphash.h (struct cpp_reader): Move some members to a
        nested structure.
        (trad_line): Rename saved_line.
        (_cpp_read_logical_line_trad): Update.
        (_cpp_remove_overlay): New.
        * cppinit.c (cpp_create_reader): No need to set saved_line.
        (cpp_destroy): Update.
        (cpp_read_main_file): Only overlay if compiling.
        * cpplex.c (continue_after_nul): Return false if in directive.
        * cpplib.c (EXPAND): New.
        (directive_table, SEEN_EOL): Update.
        (end_directive): Remove overlay if traditional; don't skip
        line in traditional #define.
        (prepare_directive_trad): New.
        (_cpp_handle_directive, run_directive): Update for traditional
        directives.
        (lex_macro_node): Simplify, don't use lex_identifier_trad.
        * cpplib.h (struct options): Add preprocess_only.
        * cppmain.c: Don't include intl.h.
        (cpp_preprocess_file): Set options->preprocess_only.
        (scan_translation_unit_trad): Fix, and print line numbers.
        * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
        maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
        save_replacement_text, _cpp_create_trad_definition): Update for
        variable renaming.
        (_cpp_overlay_buffer): Save line number.
        (_cpp_remove_overlay): Rename from restore_buff, restore line.
        (_cpp_read_logical_line_trad): Don't handle overlays here.
        (scan_out_logical_line): Process directives.

2002-06-11  Danny Smith  <dannysmith@users.sourforge.net>

        * gthr-win32.h: Wrap functions in extern "C".
        (__gthread_key_t): Typedef as unsigned long,
        not win32 DWORD.
        (__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
        (__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
        (__gthr_win32_once, __gthr_win32_key_create,
        __gthr_win32_key_delete, __gthr_win32_getspecific,
        __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
        __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
        __gthr_win32_mutex_unlock): Declare.
        (__gthread_once,__gthread_key_create,
        __gthread_key_delete, __gthread_getspecific,
        __gthread_setspecific, __gthread_mutex_init_function,
        __gthread_mutex_lock,__gthread_mutex_trylock,
        __gthread_mutex_unlock): Call corresponding
        __gthr_win32_* extern implementations if #defined
        __GTHREAD_HIDE_WIN32API.
        * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
        $(srcdir)/config/i386/gthr-win32.c
        * config/i386/gthr-win32.c: New implementation file.
        (__gthr_win32_once, __gthr_win32_key_create,
        __gthr_win32_key_delete, __gthr_win32_getspecific,
        __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
        __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
        __gthr_win32_mutex_unlock): New functions, based on
        static inlines in gthr-win32.h.

2002-06-10  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.c (override_options): Don't warn about
        using -fpic or -fPIC when PIC is enabled by default.

2002-06-10  Roger Sayle  <roger@eyesopen.com>

        * toplev.c (rest_of_compilation): Revert flag_if_conversion change.

2002-06-10  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (MACHMODE_H): Add @extra_modes_file@.
        * configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
        exists, substitute its pathname as @extra_modes_file@, define
        EXTRA_MODES_FILE to be an appropriate string to #include it
        with, and define EXTRA_CC_MODES to 1.

        * machmode.def: Update comments.  Include EXTRA_MODES_FILE if
        it's defined.  Get rid of redundancy in calling sequence for
        CC; don't use it to define CCmode, to avoid a warning.
        * libgcc2.c: Include symcat.h for the sake of machmode.def.

        * arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
        i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
        pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
        New files.
        * arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
        pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.

        * doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
        defining extra CC modes.

2002-06-10  Roger Sayle  <roger@eyesopen.com>
            Andreas Jaeger <aj@suse.de>

        * cfgrtl.c (create_basic_block_structure):  Remove index argument
        and use last_basic_block++ instead.  (create_basic_block): Update.
        * cfgbuild.c (find_basic_blocks_1): Likewise.

        * cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
        * haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
        * sched-ebb.c (schedule_ebbs): Likewise.
        * sched-rgn.c (schedule_insns): Likewise.
        * ssa-ccp.c (ssa_const_prop): Likewise.
        * ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
        * toplev.c (rest_of_compilation): Likewise.
        * config/ia64/ia64.c (ia64_reorg): Likewise.

2002-06-10  Roger Sayle  <roger@eyesopen.com>

        * simplify-rtx.c (simplify_replace_rtx): Allow replacement
        of matching registers.

2002-06-10  Roger Sayle  <roger@eyesopen.com>

        * toplev.c (rest_of_compilation): Disable early if-conversion pass.
        * gcse.c (bypass_conditional_jumps): Fix typo in setcc test.

2002-06-10  Hans-Peter Nilsson  <hp@bitrange.com>

        * config/mmix/mmix.h: Improve comments.
        (CPP_SPEC, CPP_PREDEFINES): Don't define.
        (TARGET_CPU_CPP_BUILTINS): Define.
        (CANONICALIZE_COMPARISON): Don't define, replace with comment.
        (PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
        unused predicate.
        * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
        compiler warning.
        (mmix_constant_address_p): Remove another
        redundant test before case.
        (mmix_canonicalize_comparison): Remove unused function.
        (mmix_print_operand_address): Don't test and adjust for operand in
        non-canonical format.
        (mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
        (mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.

2002-06-10  Zack Weinberg  <zack@codesourcery.com>

        * config/m32r/m32r.h: Don't define SELECT_CC_MODE.
        * config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
        * config/m32r/m32r.c: Don't define m32r_select_cc_mode.
        (gen_compare): Use CCmode unconditionally.

2002-06-10  Jakub Jelinek  <jakub@redhat.com>

        PR optimization/6759
        * cse.c (cse_insn): Fold src_eqv just once, store it folded back into
        the REQ_EQUAL note.

2002-06-10  Jakub Jelinek  <jakub@redhat.com>

        PR c/6660
        * c-decl.c (grokfield): Allow user defined types if they declare
        structs or unions for unnamed fields.

2002-06-10  Jakub Jelinek  <jakub@redhat.com>

        PR c/6809
        * print-rtl.c (print_mem_expr): Don't crash on unnamed fields.

2002-06-10  Jakub Jelinek  <jakub@redhat.com>

        PR optimization/6842
        * combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
        operand subreg cannot be simplified.

2002-06-10  Jakub Jelinek  <jakub@redhat.com>

        * varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
        (compare_constant): Likewise.
        (output_addressed_constants): Likewise.

2002-06-10  Jakub Jelinek  <jakub@redhat.com>

        * cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
        merge bb with itself.

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

        * config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
        (builtin_zapnot): Likewise.

        * config/alpha/ev5.md: Don't combine shift and mvi insns in one
        reservation.

2002-06-10  Eric Christopher  <echristo@redhat.com>

        * config/i386/i386.c (ix86_osf_output_function_prologue): Remove
        prototype and function.
        (TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
        (call_insn_operand): Remove half pic references.
        (legitimate_address_p): Ditto.
        * config/i386/i386.h: Remove half pic defines.

2002-06-10  Eric Christopher  <echristo@redhat.com>

        * doc/extend.texi (Return Address): Add note explaining the side-
        effects of inlining on __builtin_return_address.

2002-06-10  Tom Tromey  <tromey@redhat.com>

        * Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
        (c-common.o): Depend on langhooks.h.

2002-06-10  Neil Booth  <neil@daikokuya.demon.co.uk>

        * cpphash.h (_cpp_read_logical_line_trad,
        _cpp_expansions_different_trad): Update prototypes.
        * cpplex.c (continue_after_nul): New.
        * cppmain.c: Include cpphash.h.
        (scan_translation_unit_trad): New.
        (cpp_preprocess_file): Call it.
        * cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
        overlay.
        (_cpp_expansions_different_trad): Update prototype.

Mon Jun 10 18:02:24 2002  J"orn Rennecke <joern.rennecke@superh.com>

        Fix cfi generation for SH[1-4]:

        * sh.c (frame_insn): New function.
        (output_stack_adjust): Add parameter emit_fn.  All callers changed.
        (push): Now returns rtx.  Use frame_insn.
        (sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
        of a DF register.
        * sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.

2002-06-10  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
        and gtype-desc.c.
        (mostlyclean): Delete specs.h, options.h, gencheck.h here...
        (distclean): ... not here.  But do delete all testsuite/*.log,
        testsuite/*.sum files here.  Delete mkheaders.  Delete
        po/*.gmo and the testsuite directory in a split tree build.

2002-06-10  Jeffrey Law  <law@redhat.com>

        * alias.c (static_reg_base_value): New to hold RTL for
        items allocated once per function for the aliasing code.
        (init_alias_once_per_function): Initialize static_reg_base_value.
        (init_alias_analysis): Avoid throw-away allocations of RTL by
        using pre-computed values in static_reg_base_value.
        * function.c (prepare_function_start): Call
        init_alias_once_per_function appropriately.
        * rtl.h (init_alias_once_per_function): Declare.
        * caller-save (init_caller_save): Restructure slightly to
        avoid lots of silly RTL generation.
        * expr.c (init_expr_once): Likewise.
        * reload1.c (reload_cse_regs_1): Allocate throw-away register
        RTL object here.  Pass it into children.
        (reload_cse_simplify_operands): Use passed-in register RTL
        object.
        (reload_cse_simplify): Pass through throw-away register
        RTL object.

2002-06-10  Daniel Berlin  <dberlin@dberlin.org>

        * Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.

2002-06-10  Richard Sandiford  <rsandifo@redhat.com>

        * gcc.c (process_command): Avoid assignment to read-only location.
        Fix sizeof calculation.

2002-06-10  Neil Booth  <neil@daikokuya.demon.co.uk>

        * cpphash.h (struct cpp_macro): Put comments on their own lines.
        (_cpp_expansions_different_trad): New.
        * cppmacro.c (warn_of_redefinition): Fix for traditional case.
        * cpptrad.c (canonicalize_text): New.
        (scan_out_logical_line): Handle no arguments correctly.
        (save_replacement_text): Commit memory when finished.
        (_cpp_expansions_different_trad): New.

2002-06-10  Tim Josling  <tej@melbpc.org.au>

        * gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
        TREELANG and COBOL.
        (lang_names): Add treelang and cobol.
        (get_file_basename): Add code to support treelang and cobol as
        4th and 5th users of c-common.c.

2002-06-09  Geoffrey Keating  <geoffk@redhat.com>

        * Makefile.in (install-driver): Install driver as
        $(target_alias)-gcc-$(version).
        * gcc.c (spec_version): Make const.
        (process_command): Handle -V and -b by using exec.
        * doc/invoke.texi (Target Options): Restore -V option,
        update docs for -b option.

2002-06-10  Tim Josling  <tej@melbpc.org.au>

        * configure.in (remaining_languages_check):
        Added check that all languages specified were found.
        Exit if not found. Previous behaviour was silent failure.
        * configure: Regenerated.

2002-06-10  Tim Josling  <tej@melbpc.org.au>

         First steps to making treelang documentation compliant, based on
         instructions in sourcebuild.texi. Also add to gcc.c list of
         default languages.

        * doc/contrib.texi: Add self as contributor of treelang.

        * doc/frontends.texi: Add mention of treelang.

        * doc/invoke.texi (Overall Options): Add mention of treelang.

        * doc/standards.texi:  Add mention of treelang.

2002-06-09  Hans-Peter Nilsson  <hp@axis.com>

        * config/cris/cris.c: Include ggc.h

2002-06-09  Neil Booth  <neil@daikokuya.demon.co.uk>

        * cpphash.h (_cpp_push_text_context): Update.
        (_cpp_arguments_ok): New.
        * cppmacro.c (_cpp_arguments_ok): New, split out from...
        (collect_args): ...here.
        (_cpp_push_text_context): Change inputs.
        * cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
        replace_args_and_push): New.
        (lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
        Don't use IS macros directly.
        (scan_out_logical_line): Handle function-like macro argument
        collection.
        (push_replacement_text): Update.
        (replacement_length): Remove.
        (_cpp_create_trad_definition): Don't skip whitespace before
        checking for '('.

2002-06-09  Marek Michalkiewicz  <marekm@amelek.gda.pl>

        * config/avr/avr.c (avr_mcu_types): Update for new devices.
        * config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
        (LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
        * config/avr/avr.md ("type" and "length" attributes): New type
        "xcall", length 1 or 2 if AVR_MEGA.  Use in all patterns that
        output a single "call" or "rcall" insn depending on device size.
        * config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.

2002-06-09  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
        synonym for 630.  Add power4.  Remove embedded processors.  Use -m604
        assembler option.
        (CPP_CPU_SPEC): Add power3 and power4.
        (PROCESSOR_DEFAULT): Change to 604e.
        * config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
        (CPP_CPU_SPEC): Similar additions.
        (enum process_type): Add POWER4.
        (RTX_COSTS): Add POWER4.
        (CPP_CPU_SPEC): Similar additions.
        * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
        (PROCESSOR_DEFAULT64): Define.
        * config/rs6000/rs6000.c (rs6000_override_options): Add power4.
        (rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
        branch adjustment.
        (rs6000_issue_rate): Add Power4.
        * config/rs6000/rs6000.md (cpu attr): Add power4.
        (iu compare): Remove 604, 604e, 620, 630.
        Add basic Power4 scheduling information.
        (mfcr/mtcrf): Change type attribute to cr_logical.

2002-06-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * gengtype.h (error_at_line): Use PARAMS, not VPARAMS.  Add
        ATTRIBUTE_PRINTF_2.
        * gengtype-lex.l: Fix format specifier warning.

        * genautomata.c: Don't include ctype.h or limits.h.  Use ISSPACE,
        not isspace.
        * gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
        lieu of isspace/IDchar.
        * gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
        * read-rtl.c: Likewise for ctype.h.  Don't define ISDIGIT or
        ISSPACE.

2002-06-08  Zack Weinberg  <zack@codesourcery.com>

        * Makefile.in (LIBCPP_OBJS): Take out version.o.
        * cpphash.h (cpp_reader): Take out print_version member.
        * cppinit.c: (cpp_handle_option): Don't do anything with
        -version.  Just set help_only for --version, --target-help.
        Just set verbose option for -v.
        (cpp_post_options): Don't print a version string.

2002-06-08  Marek Michalkiewicz  <marekm@amelek.gda.pl>

        * config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
        (avr_section_type_flags): New, handle .noinit* sections.

2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
        and include netbsd_entry_point.
        (SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
        (NETBSD_ENTRY_POINT): Define.

2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
        if not already defined.
        (EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.

2002-06-08  Marek Michalkiewicz  <marekm@amelek.gda.pl>

        * config/avr/avr.c (avr_regs_to_save): No need to save any registers
        in a noreturn function.
        (avr_output_function_prologue, avr_output_function_epilogue):
        Correct function size calculation.  Do not crash on empty function.
        (avr_output_function_epilogue): No need for epilogue after a BARRIER.

2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
        netbsd_link_spec and netbsd_entry_point.
        (LINK_SPEC): Use %(netbsd_link_spec).
        (NETBSD_ENTRY_POINT): Define.

2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>

        * config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
        linker emulation.
        (LINK_ARCH64_SPEC): Likewise.
        (LINK_SPEC, NETBSD_ENTRY_POINT): Define.
        (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.