gcc/ChangeLog

   1 2004-02-10  Josef Zlomek  <zlomekj@suse.cz>
   2
   3         PR/14058
   4         * emit-rtl.c (set_decl_incoming_rtl): New.
   5         * tree.h (set_decl_incoming_rtl): New.
   6         * function.c (assign_parms): Use set_decl_incoming_rtl for setting
   7         DECL_INCOMING_RTL.
   8         * ada/misc.c (adjust_decl_rtl): Likewise.
   9
  10 2004-02-10  Per Bothner  <per@bothner.com>
  11
  12         * c-opts.c (c_common_post_options):   Don't emit working directory
  13         in cpp output if -P was specified.
  14
  15 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
  16
  17         PR c/14092
  18         * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
  19         negate_expr back to the original type.
  20
  21 2004-02-10  Alan Modra  <amodra@bigpond.net.au>
  22
  23         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
  24         bump retaddr here.
  25
  26 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
  27
  28         * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
  29         gen_lowpart_SUBREG): Move under the file in which they
  30         are actually declared.
  31
  32 2004-02-10  Arnaud Charlet  <charlet@act-europe.fr>
  33
  34         * doc/sourcebuild.texi: Add libada documentation.
  35
  36         * doc/install.texi: Update documentation on Ada build, now
  37         that the GNAT lib and tools are built automatically.
  38
  39 2004-02-10  Richard Sandiford  <rsandifo@redhat.com>
  40
  41         * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
  42         && TARGET_IRIX.
  43
  44 2004-02-09  Ziemowit Laski  <zlaski@apple.com>
  45
  46         * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
  47         boundaries outside build_component_ref() call (a macro in ObjC++).
  48
  49 2004-02-09  Bob Wilson  <bob.wilson@acm.org>
  50
  51         * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
  52         (init_cumulative_args): Likewise.
  53         (a7_overlap_mentioned_p): Delete prototype.
  54         * config/xtensa/xtensa.c (struct machine_function): Replace
  55         incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
  56         Add set_frame_ptr_insn field.
  57         (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
  58         (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
  59         if the operand is an argument in a7.  If so, copy a7 to a new pseudo
  60         at the function entry and replace the operand with the pseudo.
  61         (init_cumulative_args): Remove unused arguments.  Add new "incoming"
  62         argument and record this flag in CUMULATIVE_ARGS.
  63         (function_arg): Remove result_mode and special-case code to handle
  64         arguments in a7.  Instead, set need_a7_copy flag when there is an
  65         incoming argument in a7.
  66         (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
  67         and use the value recorded in cfun->machine->set_frame_ptr_insn.
  68         (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
  69         need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
  70         special-case code.
  71         (a7_overlap_mentioned_p): Delete.
  72         * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
  73         (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
  74         arguments to init_cumulative_args and pass "incoming" flag instead.
  75         (BLOCK_REG_PADDING): Delete.
  76         * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
  77         checks for reload_in_progress and reload_completed.  Update calls to
  78         xtensa_copy_incoming_a7.
  79         (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
  80         to call xtensa_copy_incoming_a7.
  81
  82 2004-02-09  DJ Delorie  <dj@redhat.com>
  83
  84         * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
  85         longer modify standard_exec_prefix, standard_bindir_prefix, or
  86         standard_startfile_prefix.
  87
  88 2004-02-09  James E Wilson  <wilson@specifixinc.com>
  89
  90         PR c++/11295
  91         * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
  92         to expand_expr_real call, and pass in alt_rtl as last argument.
  93
  94         PR libstdc++/5625
  95         * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
  96         * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
  97         * builtins.def (BUILT_IN_EXTEND_POINTER): New.
  98         * except.c (expand_builtin_extend_pointer): New.
  99         * except.h (expand_builtin_extend_pointer): Declare.
 100
 101 2004-02-09  David Edelsohn  <edelsohn@gnu.org>
 102
 103         * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
 104         unaligned loads and stores.
 105
 106 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 107
 108         * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
 109         * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
 110
 111         * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
 112         * config/mips/iris5.h: ... here.
 113         * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
 114
 115         * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
 116         * config/mips/iris5.h: ... here.
 117
 118 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 119
 120         * configure.ac: Remove default executable files before AC_PROG_CC.
 121         * configure: Regenerate.
 122
 123 2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
 124
 125         PR target/13721
 126         * config/h8300/h8300.c (byte_reg): Call abort() if asked to
 127         print a operand other than a register.
 128
 129 2004-02-09  Roger Sayle  <roger@eyesopen.com>
 130
 131         * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
 132         tree code rather than call fold_convert, which doesn't specify a
 133         default floating point to integer conversion.
 134
 135 2004-02-08  Bernardo Innocenti  <bernie@develer.com>
 136
 137         * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
 138         code to support SGS assembler.  Reformat adjacent code where possible.
 139         * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
 140         definition.
 141         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
 142         for '%#'.
 143         * config/m68k/linux.h, config/m68k/m68k.c,
 144         * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
 145         macros and asm_printf() format strings.
 146         * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
 147         * config/m68k/linux.h: Update copyright.
 148         * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
 149
 150 2004-02-08  Andreas Schwab  <schwab@suse.de>
 151             Bernardo Innocenti  <bernie@develer.com>
 152
 153         * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
 154         REGISTER_PREFIX.
 155         * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
 156         frame pointer register, overridable by OS targets.
 157         * (M68K_REGNAME): Macro to obtain register name for asm output,
 158         eventually replacing %a6 with M68K_FP_REG_NAME.
 159         * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
 160         * config/m68k/linux.h (REGISTER_NAMES): Likewise.
 161         * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
 162         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
 163         * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
 164
 165 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
 166
 167         * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
 168         hook_rtx_tree_int_null.
 169         * targhooks.c (default_struct_value_rtx): Remove.
 170         * targhooks.h: Remove the prototype for
 171         default_struct_value_rtx.
 172         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
 173         config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
 174         config/ip2k/ip2k.c, config/iq2000/iq2000.c,
 175         config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
 176         config/mn10300/mn10300.c, config/pdp11/pdp11.c,
 177         config/rs6000/rs6000.c, config/s390/s390.c,
 178         config/stormy16/stormy16.c, config/v850/v850.c,
 179         config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
 180         * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
 181
 182 2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
 183
 184         * README.Portability: Change "ISO C89" to "ISO C90".
 185         * c-parse.in (primary, initelt): Likewise.
 186
 187 2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
 188
 189         * real.c (encode_ibm_extended): Normalize the input value before
 190         converting it to a double.  Handle the case where a normal value
 191         rounds to infinity.
 192
 193 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
 194
 195         * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
 196         warning.
 197         * cse.c (preferrable): Change to preferable. Update all of its
 198         callers.
 199         * genautomata.c (ainsn): Change
 200         first_ainsn_with_given_equialence_num to
 201         first_ainsn_with_given_equivalence_num.  Update all of its
 202         references.
 203
 204 2004-02-08  Jan Hubicka  <jh@suse.cz>
 205
 206         * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
 207
 208 2004-02-07  David Edelsohn  <edelsohn@gnu.org>
 209
 210         * function.c (assign_parms): Fix formatting.
 211
 212 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 213
 214         * default.h (PROMOTE_PROTOTYPES): Remove.
 215         * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
 216         STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
 217         EXPAND_BUILTIN_SAVEREGS): Poison.
 218         * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
 219         hook_bool_tree_false.
 220         (TARGET_PROMOTE_PROTOTYPES): Likewise.
 221         * target.h: Replace SETUP_INCOMING_VARARGS with
 222         targetm.calls.setup_incoming_varargs().
 223         * targhooks.c (default_promote_function_return): Remove.
 224         (default_promote_prototypes): Likewise.
 225         (default_struct_value_rtx): Always abort().
 226         (default_expand_builtin_saveregs): Always print an error
 227         message.
 228         (default_setup_incoming_varargs): Do nothing.
 229         (default_pretend_outgoing_varargs_named): Don't depend on
 230         SETUP_INCOMING_VARARGS.
 231         * targhooks.h: Remove the prototype for
 232         default_promote_function_return and
 233         default_promote_prototypes.
 234
 235 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 236
 237         * system.h (SHARED_SECTION_ASM_OP): Poison.
 238         * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
 239         * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
 240
 241 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
 242
 243         Bug 13856
 244         * c-decl.c (diagnose_mismatched_decls): Only give special
 245         treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
 246         is also true.
 247         (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
 248         DECL_FUNCTION_CODE when defining a built-in function.
 249         Don't update DECL_ESTIMATED_INSNS.
 250         * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
 251         FUNCTION_DECLs.
 252         * tree.h: Delete DECL_ESTIMATED_INSNS.
 253         * tree-inline.c (struct inline_data): Delete inlined_insns field.
 254         (expand_call_inline, optimize_inline_calls): Don't update
 255         DECL_ESTIMATED_INSNS nor inlined_insns.
 256         * cgraphunit.c (cgraph_analyze_function): Don't update
 257         DECL_ESTIMATED_INSNS.
 258
 259 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
 260
 261         * c-common.c (shadow_warning): Delete.
 262         * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
 263         * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
 264         * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
 265         * c-parse.in (free_parser_stacks): Delete.
 266
 267 2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
 268
 269         * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
 270         config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
 271         Use the top level mkinstalldirs, not the one in the gcc subdir.
 272         * mkinstalldirs: Remove (from the gcc subdir).
 273
 274 2004-02-07  Roger Sayle  <roger@eyesopen.com>
 275
 276         PR middle-end/13696
 277         * fold-const.c (fold_convert): New function to provide type
 278         conversion to the middle-end without using convert.
 279         (negate_expr, associate_trees, size_diffop, omit_one_operand,
 280         operand_equal_for_comparison_p, pedantic_omit_one_operand,
 281         invert_truthvalue, optimize_bit_field_compare, range_binop,
 282         decode_field_reference, make_range, build_range_check, unextend,
 283         fold_truthop, extract_muldiv_1, fold_mathfn_compare,
 284         fold_binary_op_with_conditional_arg, fold_inf_compare,
 285         fold_single_bit_test, fold, multiple_of_p): Replace all calls to
 286         convert with calls to fold_convert.
 287
 288 2004-02-07  Jan Hubicka  <jh@suse.cz>
 289
 290         * genrecog.c (find_operand): add extra argument stop.
 291         (validate_pattern): Verify that mach_dup is duplicating operand
 292         defined lexically earlier.
 293
 294 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 295
 296         * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
 297         * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
 298         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
 299         * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
 300         config/ia64/ia64.h, config/ip2k/ip2k.h,
 301         config/iq2000/iq2000.h, config/mips/iris5.h,
 302         config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
 303         config/rs6000/aix51.h, config/rs6000/aix52.h,
 304         config/rs6000/darwin.h, config/rs6000/rs6000.h,
 305         config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
 306         config/sparc/linux.h, config/sparc/linux64.h,
 307         config/sparc/netbsd-elf.h, config/sparc/sparc.h,
 308         config/xtensa/xtensa.h: Remove the definitions of
 309         MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
 310         MAX_WCHAR_TYPE_SIZE.
 311         * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
 312         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
 313
 314 2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
 315
 316         PR bootstrap/13990
 317         * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
 318         gen_rtx_NE.
 319
 320 2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
 321
 322         * var-tracking.c (vt_add_function_parameters): Surround checkings by
 323         #ifdef ENABLE_CHECKING and #endif.
 324
 325 2004-02-07  Roger Sayle  <roger@eyesopen.com>
 326
 327         * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
 328         either (-A)-B or (-B)-A, if A or B is easily negated respectively.
 329         (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
 330         integer types and floating point with unsafe_math_optimizations.
 331         Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
 332         Optimize A - B as A + (-B), if B is easily negated.
 333
 334 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 335
 336         * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
 337         config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
 338         config/m32r/linux.h, config/rs6000/ppc64-fp.c,
 339         config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
 340         Update copyright.
 341
 342 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 343
 344         * c-ppoutput.c, var-tracking.c: Fix comment typos.
 345
 346 2004-02-06  James E Wilson  <wilson@specifixinc.com>
 347
 348         * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
 349         glibc 2.3 or better.
 350
 351 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 352
 353         * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
 354         to FLOAT_LIB_COMPARE_RETURNS_BOOL.
 355
 356 2004-02-07  Alan Modra  <amodra@bigpond.net.au>
 357
 358         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
 359         (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
 360         (SHLIB_MKMAP_OPTS): Delete.
 361         (TARGET_LIBGCC2_CFLAGS): Add -specs.
 362         (bispecs): Add rule.
 363         * config/rs6000/libgcc-ppc64.ver: New file.
 364         * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
 365         (__floatdidf, __floatdisf): Optimize multiply.
 366         (__fixunstfdi): New function.
 367         * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
 368         real and imag parts larger than one register.
 369         (function_arg): Correct type of reg used when fp arg split partially
 370         to stack.
 371         * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
 372         and __MACH__ or __powerpc64__.
 373
 374 2004-02-06  Roger Sayle  <roger@eyesopen.com>
 375             Ulrich Weigand  <uweigand@de.ibm.com>
 376
 377         * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
 378         of gen_highpart or gen_lowpart when the floating point format is
 379         wider than the result mode.
 380
 381 2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
 382
 383         * dwarf2out.c (loclabel_num): Move into #ifdef
 384         DWARF2_DEBUGGING_INFO.
 385
 386 2004-02-06  Ziemowit Laski  <zlaski@apple.com>
 387
 388         * objc/objc-act.c (build_super_template) the 'class' field of
 389         'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
 390         (get_super_receiver): Likewise.
 391
 392 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 393
 394         * reload1.c (check_eliminable_occurrences): Optimize the reset
 395         of can_eliminate.
 396         (eliminate_regs_in_insn): Likewise.
 397
 398 2004-02-06  Daniel Berlin <dberlin@dberlin.org>
 399             Josef Zlomek  <zlomekj@suse.cz>
 400
 401         * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
 402         at the beginning of function, call dwarf2out_var_location for
 403         NOTE_INSN_VAR_LOCATION note.
 404         (struct var_loc_node, struct var_loc_list_def, loclabel_num,
 405         decl_loc_table): New.
 406         (lookup_decl_loc): New function.
 407         (add_var_loc_to_decl): New function.
 408         (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
 409         only if can_use_fbreg.
 410         (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
 411         functions.
 412         (loc_descriptor): Likewise. Process VAR_LOCATION.
 413         (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
 414         (loc_descriptor_from_tree): Call mem_loc_descriptor with
 415         can_use_fbreg == true.
 416         (add_location_or_const_value_attribute): Added parameter enum
 417         dwarf_attribute attr, generate attribute ATTR.  Create the location list.
 418         (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
 419         (gen_formal_parameter_die): Call add_location_or_const_value_attribute
 420         with attr == DW_AT_location.
 421         (gen_subprogram_die): Generate the location list for DW_AT_frame_base
 422         if frame_base_decl is defined and has a location list.
 423         (gen_variable_die): Call add_location_or_const_value_attribute with
 424         attr == DW_AT_location.
 425         (dwarf2out_var_location): New function.
 426         (dwarf2out_begin_function): New function.
 427         (dwarf2out_init): Create decl_loc_table.
 428
 429 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
 430
 431         * loop.c (force_movables): Transitively increase the priorities of
 432         all insns forces by an insn, not just the first one.
 433
 434 2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
 435             Daniel Berlin <dberlin@dberlin.org>
 436
 437         Josef Zlomek  <zlomekj@suse.cz>
 438         * Makefile.in (var-tracking.o): New.
 439         * common.opt (fvar-tracking): New.
 440         * flags.h (flag_var_tracking): New.
 441         * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
 442         * opts.c (common_handle_option): Add OPT_fvar_tracking.
 443         * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
 444         * rtl.c (note_insn_name): Likewise.
 445         * rtl.def (VAR_LOCATION): New.
 446         * rtl.h (NOTE_VAR_LOCATION): New.
 447         (NOTE_VAR_LOCATION_DECL): New.
 448         (NOTE_VAR_LOCATION_LOC): New.
 449         (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
 450         (variable_tracking_main): New exported function.
 451         * timevar.def (TV_VAR_TRACKING): New.
 452         * toplev.c (enum dump_file_index): Added DFI_vartrack.
 453         (dump_file): "vartrack" was added (-dV).
 454         (flag_var_tracking): New.
 455         (f_options): "var-tracking" was added.
 456         (rest_of_handle_variable_tracking): New function.
 457         (rest_of_compilation): Run variable tracking.
 458         (process_options): If user has not specified flag_var_tracking set it
 459         according to optimize, debug_info_level and debug_hooks.
 460         * tree.h (frame_base_decl): New.
 461         * var-tracking.c: New file.
 462         * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
 463         (ia64_override_options): Set flags to run variable tracking in machine
 464         dependent reorg instead of toplev.c.
 465         (ia64_reorg): Run variable tracking if wanted.
 466         * doc/invoke.texi: Mention variable tracking in -dV,
 467         add and -fvar-tracking.
 468         * doc/passes.texi: Added variable tracking pass.
 469
 470         Daniel Berlin <dberlin@dberlin.org>
 471         * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
 472         * dbxout.c (dbx_debug_hooks): Likewise.
 473         (xcoff_debug): Likewise.
 474         * debug.c (do_nothing_debug_hooks): Likewise.
 475         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
 476         * dwarfout.c (dwarf_debug_hooks): Likewise.
 477         * sdbout.c (sdb_debug_hooks): Likewise.
 478         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
 479         * final.c (final_scan_insn): Call var_location debug hook for each
 480         NOTE_INSN_VAR_LOCATION.
 481
 482 2004-02-06  Jan Hubicka  <jh@suse.cz>
 483
 484         * flow.c (update_life_info): Allocate reg_deaths when called from
 485         scheudler.
 486         (attempt_auto_inc):  Update life ranges accordingly.
 487
 488 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
 489
 490         PR debug/11816
 491         * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
 492
 493 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
 494
 495         * cfganal.c (flow_call_edges_add): Never split a libcall block.
 496
 497 2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
 498
 499         * dwarf2out.c (output_loc_list): Don't use deltas if we have
 500         a separate line info table in use.
 501         Use the correct size for terminators.
 502         (output_die): Use offset, not delta.
 503
 504 2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
 505
 506         * doc/invoke.texi: Remove the pni option from -mfpmath=.
 507
 508 2004-02-06  Jan Hubicka  <jh@suse.cz>
 509
 510         * recog.c (split_all_insns): Do not update reg info.
 511         * regrename.c (regrename_optimize): Likewise.
 512         * toplev.c (rest_of_handle_reorder_blocks): Likewise.
 513         * flow.c (struct propagate_block_info): Add insn_num field.
 514         (reg_deaths): New array.
 515         (life_analysis): Free reg_deaths info.
 516         (allocate_reg_life_data): Allocate reg_deaths array.
 517         (propagate_one_insn): Use new array.
 518         (init_propagate_block): Initialize it.
 519         (free_propagate_block_info): Finish compuation of
 520         REG_LIVE_LENGTH
 521         (attempt_auto_inc): Sanity check that REG_INFO is not
 522         computed at same time.
 523         (mark_used_regs): Update new array.
 524
 525         * reg-stack.c (subst_stack_regs): Unshare clobbers before
 526         substitution.
 527
 528 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 529
 530         * config/s390/s390.md (*extendsiqi2_short_displ): Change to
 531         *extendqisi2_short_displ.
 532
 533 2004-02-06  Alan Modra  <amodra@bigpond.net.au>
 534
 535         * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
 536         * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
 537         (emit_library_call_value_1): Likewise pass nargs.
 538         * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
 539         * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
 540         * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
 541         parameter instead of scanning TYPE_ARGS_TYPES to count args.
 542         * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
 543         prototype.
 544         * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
 545         (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
 546         (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
 547         * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
 548         INIT_CUMULATIVE_ARGS.
 549         * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
 550         * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
 551         config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
 552         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
 553         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
 554         config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
 555         config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
 556         config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
 557         config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
 558         config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
 559         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
 560         config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
 561
 562 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 563
 564         * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
 565         possible.
 566
 567 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 568
 569         * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
 570         note containing (plus (reg) (const_int)), where reg is an
 571         eliminable reg, then perform the register elimination without
 572         depending on eliminate_regs().
 573
 574 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 575
 576         * config/arc/arc.c (arc_return_in_memory): Check the return
 577         value of int_size_in_bytes against -1.  Don't check
 578         TREE_ADDRESSABLE.
 579         * config/avr/avr.c (avr_return_in_memory): Check the return
 580         value of int_size_in_bytes against -1.
 581         * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
 582         * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
 583         Likewise.
 584         * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
 585         * config/stormy16/stormy16.c (xstormy16_return_in_memory):
 586         Likewise.
 587
 588 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 589
 590         * config/frv/frv-protos.h: Remove the prototype for
 591         frv_setup_incoming_varargs.
 592         * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
 593         (frv_setup_incoming_varargs): Make it static.
 594         * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
 595
 596 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 597
 598         * config/fr30/fr30-protos.h: Remove the prototype for
 599         fr30_setup_incoming_varargs.
 600         Update the prototypes for fr30_num_arg_regs and
 601         fr30_function_arg_partial_nregs.
 602         * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
 603         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
 604         (fr30_setup_incoming_varargs): Make it static.
 605         Add argument second_time.  Don't do anything when second_time
 606         is nonzero.
 607         (fr30_num_arg_regs): Change the type of the first argument to
 608         enum machine_mode.
 609         (fr30_function_arg_partial_nregs): Change the type of the
 610         second argument to enum machine_mode.
 611         * config/fr30/fr30.h (STRUCT_VALUE): Remove.
 612         (SETUP_INCOMING_VARARGS): Remove.
 613
 614 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 615
 616         * config/arc/arc-protos.h: Remove the prototype for
 617         arc_setup_incoming_varargs.
 618         * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
 619         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
 620         (arc_setup_incoming_varargs): Make it static.
 621         (arc_external_libcall): Likewise.
 622         * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
 623         Remove the commented-out definition of
 624         ASM_OUTPUT_EXTERNAL_LIBCALL.
 625
 626 2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
 627
 628         * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
 629         to $$(slibdir) in the installation commands.
 630
 631 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
 632
 633         * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
 634         with inner_regno, not regno.
 635         * rtlanal.c (refers_to_regno_p): Same.
 636
 637 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 638
 639         * config.gcc: Remove i370 support.
 640
 641 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
 642
 643         * doc/install.texi:  Update automake and autoconf version
 644         requirements.  Note where to find gcj automake version.
 645
 646 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
 647
 648         * Makefile.in (generate-manpages): Move dependencies to ...
 649         (man): here.
 650         * doc/makefile.texi: Document new targets.
 651         * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
 652
 653 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
 654
 655         PR/13485
 656         Makefile.in (srcextra):  Add a level of indirection to ...
 657         (gcc.srcextra): ... here.
 658         (po-generated): Delete.
 659         (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
 660         options.c.
 661         (start.encap): Remove superfluous lang.srcextra dependency.
 662         objc/Make-lang.in (po-generated):  Delete.
 663
 664 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 665
 666         * config/ia64/ia64.c (REG_GP): Remove.
 667
 668 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 669
 670         * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
 671
 672 2004-02-05  Devang Patel  <dpatel@apple.com>
 673
 674         * dwarf2out.c (force_type_die): Look up input type itself
 675         instead of root_type() of type.
 676
 677 2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
 678
 679         * config/s390/s390.md ("*tmqidi_ext"): New insn.
 680         ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
 681         pre-reload splitters are transformed to post-reload
 682         define_insn_and_split patterns.
 683         ("*tmqisi_ext"): Renamed old "*tmqi_ext".
 684
 685 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 686
 687         * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
 688         TARGET_PROMOTE_PROTOTYPES.
 689
 690 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 691
 692         PR middle-end/13750
 693         Revert:
 694         2004-01-15  Geoffrey Keating  <geoffk@apple.com>
 695         PR pch/13361
 696         * c-typeck.c (constructor_asmspec): Delete.
 697         (struct initializer_stack): Delete field 'asmspec'.
 698         (start_init): Delete saving of asmspec.
 699         (finish_init): Don't update constructor_asmspec.
 700         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
 701         * stmt.c (expand_asm): Duplicate strings from tree.
 702         (expand_asm_operands): Likewise.
 703         * tree.c (tree_size): Update computation of size of STRING_CST.
 704         (make_node): Don't make STRING_CST nodes.
 705         (build_string): Allocate string with tree node.
 706         * tree.def (STRING_CST): Update comment.
 707         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
 708         (tree_string): Place contents of string in tree node.
 709         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
 710         from tree.
 711
 712 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
 713
 714         * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
 715         msgid.
 716
 717 2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
 718
 719         * config/rs6000/altivec.md (*movv4si_internal): At least one
 720         operand must be altivec_register_operand.
 721         (*movv8hi_internal1): Likewise.
 722         (*movv16qi_internal1): Likewise.
 723         (*movv4sf_internal1): Likewise.
 724
 725 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
 726
 727         * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
 728         * configure: Regenerate.
 729
 730 2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
 731
 732         * doc/install.texi: Update description of --gxx-include-dir to
 733         give correct default value.
 734
 735 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 736
 737         * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
 738         8 with MAC_REG.
 739
 740 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 741
 742         * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
 743         gen_rtx_PARALLEL.
 744
 745 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 746
 747         * emit-rtl.c: Update the comment about the file.
 748
 749 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
 750
 751         * sourcebuild.texi (Test Idioms): Update testcase naming
 752         conventions.
 753
 754 2004-02-04  Per Bothner  <per@bothner.com>
 755
 756         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
 757         * c-ppoutput.c (pp_dir_change):  New function.
 758         * c-common.h (pp_dir_change):  New declaration.
 759         * cpplib.h (struct cpp_options):  Remove working_directory field.
 760         * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
 761         (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
 762         Don't handle -fworking_directory here, but in c_common_post_options.
 763         (read_original_directory): Don't back up when done.
 764         Don't clear no-longer used working_directory flag.
 765         * cpplib.h:  Update declarations to match.
 766         * c-lex.c (cb_dir_change):  Move to c-opts.c.
 767         (init_c_lex):  Don't set dir_change callback here, since we want
 768         to set it even if flag_preprocess_only.
 769         * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
 770         (c_common_post_options):  Set dir_change callback.
 771         Call pp_dir_change if approporiate.
 772         (finish_options):  Don't call cpp_find_main_file here.  Hence remove
 773         unneeded parameter and result. Do LC_RENAME for <built-in>.
 774         (c_common_post_options):  Call cpp_read_main_file here instead.
 775         (c_common_init):  Update accordingly.
 776         (push_command_line_include):  Don't cpp_push_main_file.
 777         Do LC_RENAME rather than LC_LEASE to get back to main file.
 778         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
 779         (c_common_parse_file):  Call cpp_read_main_file for subsequent main
 780         files, but call finish_options for all files.
 781         * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
 782         * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
 783         cpp_find_main_file + cpp_push_main_file.
 784         * c-lex.c (fe_file_change):  Don't set main_input_filename here.
 785         * opts.c (handle_options):  Only set main_input_filename first time.
 786
 787 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
 788
 789         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
 790
 791 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
 792
 793         * reload.c (find_equiv_reg): When checking for register overlap,
 794         don't index hard_regno_nregs with a pseudo-reg.
 795
 796 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
 797
 798         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
 799
 800 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
 801
 802         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
 803         against FIRST_PSEUDO_REGISTER.
 804
 805 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 806
 807         * Makefile.in: Move target, host overrides after per-language
 808         fragments.
 809
 810         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
 811         (GNATLIBCFLAGS): Remove -g.
 812
 813 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 814
 815         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
 816         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
 817         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
 818         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
 819         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
 820         config/sparc/sparc.c, config/vax/vax.c: Revert the
 821         replacements of "FALLTHRU" with "Fall through" done in the
 822         previous patch.
 823
 824 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 825
 826         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
 827         config/arm/arm.c, config/arm/arm.md,
 828         config/cris/cris-protos.h, config/fr30/fr30.c,
 829         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
 830         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
 831         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
 832         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
 833         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
 834         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
 835         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
 836         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
 837         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
 838         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
 839         config/s390/s390.md, config/sparc/netbsd-elf.h,
 840         config/sparc/openbsd.h, config/sparc/sparc.c,
 841         config/xtensa/lib2funcs.S: Fix comment formatting.
 842
 843 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 844
 845         * config/alpha/alpha.c, config/arc/arc.c,
 846         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
 847         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
 848         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
 849         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
 850         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
 851         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
 852         config/iq2000/iq2000.c, config/m32r/m32r.c,
 853         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
 854         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
 855         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
 856         config/rs6000/rs6000.h, config/sparc/sparc.c,
 857         config/vax/vax.c: Fix comment typos.  Follow spelling
 858         conventions.
 859
 860 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 861
 862         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
 863         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
 864         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
 865         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
 866         config/arm/fpa.md, config/arm/iwmmxt.md,
 867         config/arm/netbsd-elf.h, config/arm/netbsd.h,
 868         config/m68hc11/m68hc11.md, config/mips/iris5.h,
 869         config/mn10300/mn10300.md, config/rs6000/altivec.md,
 870         config/sparc/netbsd-elf.h: Update copyright.
 871
 872 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 873
 874         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
 875         for all modes whose size is greater than 8 bytes if ARCH32.
 876         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
 877         by reference if ARCH32.
 878
 879 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
 880
 881         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
 882
 883 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
 884
 885         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
 886         to before adddi3 insn patterns.
 887         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
 888         "reload_insi"): Move to before addsi3 insn patterns.
 889
 890 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
 891
 892         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
 893         parameter.  Use it instead of current_function_is_thunk.
 894         * function.h (struct function): Update documentation for is_thunk.
 895         * tree.h (CALL_FROM_THUNK_P): New macro.
 896         * config/alpha/alpha.c (alpha_sa_mask): Do not check
 897         no_new_pseudos when testing current_function_is_thunk.
 898         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
 899
 900 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 901
 902         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
 903         TARGET_SETUP_INCOMING_VARARGS.
 904
 905 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 906
 907         * emit-rtl.c (gen_rtx): Remove.
 908         * genattrtab.c: Don't mention gen_rtx in a comment.
 909         * rtl.h: Remove the prototype for gen_rtx.
 910         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
 911
 912 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 913
 914         * config/arc/arc.h, config/fr30/fr30.h
 915         (SETUP_INCOMING_VARARGS): Remove the target-independent
 916         comments.
 917         * doc/tm.texi: Don't mention deprecated target macros.
 918
 919 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 920
 921         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
 922         target-independent comment.
 923
 924 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 925
 926         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
 927         mention deprecated target macros.
 928
 929 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 930
 931         * config.gcc: Remove obsolete ports and configurations.
 932         * config/linux-aout.h, config/netware.h,
 933         config/t-linux-gnulibc1, config/d30v/abi,
 934         config/d30v/d30v-protos.h, config/d30v/d30v.c,
 935         config/d30v/d30v.h, config/d30v/d30v.md,
 936         config/d30v/libgcc1.asm, config/d30v/t-d30v,
 937         config/dsp16xx/dsp16xx-modes.def,
 938         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
 939         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
 940         config/i370/README, config/i370/i370-c.c,
 941         config/i370/i370-protos.h, config/i370/i370.c,
 942         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
 943         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
 944         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
 945         config/i386/moss.h, config/i386/netware.h,
 946         config/i386/svr3.ifile, config/i386/svr3dbx.h,
 947         config/i386/svr3gas.h, config/i386/svr3z.ifile,
 948         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
 949         config/i960/i960-c.c, config/i960/i960-coff.h,
 950         config/i960/i960-modes.def, config/i960/i960-protos.h,
 951         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
 952         config/i960/rtems.h, config/i960/t-960bare,
 953         config/m68k/hp310.h, config/m68k/hp320.h,
 954         config/m68k/hp320base.h, config/m68k/m68kv4.h,
 955         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
 956         Remove.
 957         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
 958         doc/md.texi: Remove mentions of obsolete ports.
 959
 960 2004-02-04  Jan Hubicka  <jh@suse.cz>
 961
 962         * alias.c (find_base_term, get_addr):  Do not dereference NULL
 963         pointer when all VALUE's locations has been invalidated.
 964         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
 965
 966 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
 967
 968         * doc/invoke.texi (x86 options): Fix spelling/wording.
 969
 970 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
 971
 972         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
 973         put the original string in a comment.
 974         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
 975         * config/mips/mips.c (mips_output_ascii): Likewise.
 976         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
 977
 978 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
 979
 980         * system.h (GIV_SORT_CRITERION): Poison.
 981         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
 982         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
 983
 984 2004-02-03  Roger Sayle  <roger@eyesopen.com>
 985
 986         PR target/9348
 987         * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
 988         multiplies with a multiplication of the wrong signedness, its the
 989         signedness of the multiplication that we've performed that needs to
 990         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
 991         if expand_mult_highpart_adjust places the result in target.
 992
 993 2004-02-03  Richard Henderson  <rth@redhat.com>
 994
 995         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
 996
 997 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
 998
 999         * config.gcc (sh[234]l): Use little endian fragments.
1000
1001 2004-02-03  Paul Koning  <pkoning@equallogic.com>
1002
1003         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
1004         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
1005         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
1006         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
1007         floating point format.
1008         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
1009         the above functions.
1010         (output_move_quad): Output float values in correct target format.
1011         (legitimate_const_double_p): New function.
1012         * config/pdp11/pdp11.h: Fix typos.
1013         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
1014         (TARGET_FLOAT_FORMAT): Ditto.
1015         (pdp11_f_format, pdp11_d_format): Add external declarations.
1016         (MAX_REGS_PER_ADDRESS): Corrected.
1017         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
1018         (PRINT_OPERAND): Output float literals in target format.
1019
1020 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
1021
1022         PR c++/13975
1023         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
1024         TI_PRIVATE.
1025         (access_public_node): Redefine.
1026         (access_protected_node): Likewise.
1027         (access_private_node): Likewise.
1028         * tree.c (build_common_tree_nodes): Create access_public_node,
1029         access_protected_node, and access_private_node.
1030
1031 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
1032
1033         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
1034         (MASK_INLINE_INT_DIV_THR): Ditto.
1035         (MASK_INLINE_SQRT_LAT): Ditto.
1036         (MASK_INLINE_SQRT_THR): Ditto.
1037         (MASK_DWARF2_ASM): Ditto.
1038         (MASK_EARLY_STOP_BITS): Ditto.
1039
1040 2004-02-02  Paul Brook  <paul@codesourcery.com>
1041
1042         Merge from csl-arm-branch.
1043
1044         2004-01-30  Paul Brook  <paul@codesourcery.com>
1045
1046         * aof.h (REGISTER_NAMES): Add vfp reg names
1047         (ADDITIONAL_REGISTER_NAMES): Ditto.
1048         * aout.h (REGISTER_NAMES): Ditto.
1049         (ADDITIONAL_REGISTER_NAMES): Ditto.
1050         * arm-protos.h: Update/Add Prototypes.
1051         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
1052         Only allow 0.0 for VFP.
1053         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
1054         (values_fp): Rename from values_fpa.  Update Users.
1055         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
1056         Update users.  Only check valid constants for this hardware.
1057         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
1058         Only allow consts for FPA.
1059         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
1060         Only allow consts for FPA.
1061         (use_return_insn): Check for saved VFP regs.
1062         (arm_legitimate_address_p): Handle VFP DFmode addressing.
1063         (arm_legitimize_address): Ditto.
1064         (arm_general_register_operand): New function.
1065         (vfp_mem_operand): New function.
1066         (vfp_compare_operand): New function.
1067         (vfp_secondary_reload_class): New function.
1068         (arm_float_compare_operand): New function.
1069         (vfp_print_multi): New function.
1070         (vfp_output_fstmx): New function.
1071         (vfp_emit_fstm): New function.
1072         (arm_output_epilogue): Output VPF reg restore code.
1073         (arm_expand_prologue): Output VFP reg save code.
1074         (arm_print_operand): Add 'P'.
1075         (arm_hard_regno_mode_ok): Return modes for VFP regs.
1076         (arm_regno_class): Return classes for VFP regs.
1077         (arm_compute_initial_elimination_offset): Include space for VFP regs.
1078         (arm_get_frame_size): Ditto.
1079         * arm.h (FIXED_REGISTERS): Add VFP regs.
1080         (CALL_USED_REGISTERS): Ditto.
1081         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
1082         (FIRST_VFP_REGNUM): Define.
1083         (LAST_VFP_REGNUM): Define.
1084         (IS_VFP_REGNUM): Define.
1085         (FIRST_PSEUDO_REGISTER): Include VFP regs.
1086         (HARD_REGNO_NREGS): Handle VFP regs.
1087         (REG_ALLOC_ORDER): Add VFP regs.
1088         (enum reg_class): Add VFP_REGS.
1089         (REG_CLASS_NAMES): Ditto.
1090         (REG_CLASS_CONTENTS): Ditto.
1091         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
1092         (REG_CLASS_FROM_LETTER): Add 'w'.
1093         (EXTRA_CONSTRAINT_ARM): Add 'U'.
1094         (EXTRA_MEMORY_CONSTRAINT): Define.
1095         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
1096         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1097         (REGISTER_MOVE_COST): Ditto.
1098         (PREDICATE_CODES): Add arm_general_register_operand,
1099         arm_float_compare_operand and vfp_compare_operand.
1100         * arm.md (various): Rename as above.
1101         (divsf3): Enable when TARGET_VFP.
1102         (divdf3): Ditto.
1103         (movdfcc): Ditto.
1104         (sqrtsf2): Ditto.
1105         (sqrtdf2): Ditto.
1106         (arm_movdi): Disable when TARGET_VFP.
1107         (arm_movsi_insn): Ditto.
1108         (movsi): Only split with general regs.
1109         (cmpsf): Use arm_float_compare_operand.
1110         (push_fp_multi): Restrict to TARGET_FPA.
1111         (vfp.md): Include.
1112         * vfp.md: New file.
1113         * fpa.md (various): Rename as above.
1114         * doc/md.texi: Document ARM w and U constraints.
1115
1116         2004-01-15  Paul Brook  <paul@codesourcery.com>
1117
1118         * config.gcc: Add with_fpu.  Allow with-float=softfp.
1119         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
1120         Break out of loop when we find a float-abi.  Fix typo.
1121         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
1122         Set -mfloat-abi=.
1123         * doc/install.texi: Document --with-fpu.
1124
1125         2003-01-14  Paul Brook  <paul@codesourcery.com>
1126
1127         * config.gcc (with_arch): Add armv6.
1128         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
1129         * config/arm/arm.c (arm_overrride_options): Ditto.
1130
1131         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
1132
1133         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
1134         (FL_ARCH6): Renamed from FL_ARCH6J.
1135         (arm_arch3m): Renamed from arm_fast_multiply.
1136         (arm_arch6): Renamed from arm_arch6j.
1137         * arm.h: Update all uses of above.
1138         * arm-cores.def: Likewise.
1139         * arm.md: Likewise.
1140
1141         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
1142         not arm6j.  Add entry for arch armv6.
1143
1144         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
1145
1146         * arm.c (arm_emit_extendsi): Delete.
1147         * arm-protos.h (arm_emit_extendsi): Delete.
1148         * arm.md (zero_extendhisi2): Also handle zero-extension of
1149         non-subregs.
1150         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
1151         (thumb_zero_extendhisi2): Only match if not v6.
1152         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
1153         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
1154         (thumb_extendqisi2): Likewise.
1155         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
1156         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
1157         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
1158         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
1159         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
1160         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
1161         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
1162         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
1163         (arm_extendqisi2addsi): Likewise.
1164
1165         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
1166
1167         Revert this change:
1168         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
1169         + REG addressing modes.
1170
1171         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
1172         + REG addressing modes.
1173
1174         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
1175
1176         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
1177         CONSTANT_P_RTX.
1178
1179         2003-30-12  Paul Brook  <paul@codesourcery.com>
1180
1181         * longlong.h: protect arm inlines with !defined (__thumb__)
1182
1183         2003-30-12  Paul Brook  <paul@codesourcery.com>
1184
1185         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
1186
1187         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
1188
1189         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
1190         change.
1191
1192         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
1193
1194         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
1195         to the virtual incoming args pointer for downward stacks.
1196
1197         2003-12-29  Paul Brook  <paul@codesourcery.com>
1198
1199         * config/arm/arm-cores.def: Add cost function.
1200         * config/arm/arm.c (arm_*_rtx_costs): New functions.
1201         (arm_rtx_costs): Remove
1202         (struct processors): Add rtx_costs field.
1203         (all_cores, all_architectures): Ditto.
1204         (arm_override_options): Set targetm.rtx_costs.
1205         (thumb_rtx_costs): New function.
1206         (arm_rtx_costs_1): Remove cases handled elsewhere.
1207         * config/arm/arm.h (processor_type): Add COSTS parameter.
1208
1209         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
1210
1211         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
1212         (arm926ejs.md): Include it.
1213         * config/arm/arm926ejs.md: New pipeline description.
1214
1215         2003-12-24  Paul Brook  <paul@codesourcery.com>
1216
1217         * config/arm/arm.c (arm_arch6j): New variable.
1218         (arm_override_options): Set it.
1219         (arm_emit_extendsi): New function.
1220         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
1221         * config/arm/arm.h (arm_arch6j): Declare.
1222         * config/arm/arm.md: Add sign/zero extend insns.
1223
1224         2003-12-23  Paul Brook  <paul@codesourcery.com>
1225
1226         * config/arm/arm.c (all_architectures): Add armv6.
1227         * doc/invoke.texi: Document it.
1228
1229         2003-12-19  Paul Brook  <paul@codesourcery.com>
1230
1231         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
1232         insn patterns to match.
1233         * config/arm/arm-generic.md: Ditto.
1234         * config/arm/cirrus.md: Ditto.
1235         * config/arm/fpa.md: Ditto.
1236         * config/amm/iwmmxt.md: Ditto.
1237         * config/arm/arm1026ejs.md: Ditto.
1238         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
1239         for 11_loadb.
1240
1241         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
1242
1243         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
1244         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
1245         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
1246         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
1247         arm_no_early_mul_dep): Correctly deal with conditional execution,
1248         parallels and single shift operations.
1249         (arm_no_early_alu_shift_value_dep): Define.
1250         * arm.md (attr type): Replace 'normal' with 'alu',
1251         'alu_shift' and 'alu_shift_reg'.
1252         (attr core_cycles): Adjust.
1253         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
1254         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
1255         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
1256         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
1257         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
1258         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
1259         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
1260         attribute appropriately.
1261         * config/arm/arm1026ejs.md (alu_op): Adjust.
1262         (alu_shift_op, alu_shift_reg_op): New.
1263         * config/arm/arm1136.md: Add better bypasses for early
1264         registers. Remove load[234] and store[234] bypasses.
1265         (11_alu_op): Adjust.
1266         (11_alu_shift_op, 11_alu_shift_reg_op): New.
1267
1268         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
1269
1270         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
1271         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
1272         * config/arm/arm.c (arm_no_early_store_addr_dep,
1273         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
1274         * config/arm/arm1026ejs.md: Add load-store bypass.
1275         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
1276         Add bypasses between instructions.
1277
1278         2003-12-10  Paul Brook  <paul@codesourcery.com>
1279
1280         * config/arm/arm.c (arm_fpu_model): New variable.
1281         (arm_fload_abi): New variable.
1282         (target_fpe_name): Rename from target_fp_name.
1283         (target_fpu_name): New variable.
1284         (arm_is_cirrus): Remove.
1285         (fpu_desc): New struct.
1286         (all_fpus): Define.
1287         (pf_model_for_fpu): Define.
1288         (all_loat_abis): Define.
1289         (arm_override_options): Set fp arch flags based on -mfpu=
1290         and -float-abi=.
1291         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
1292         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
1293         (*): Use new TARGET_* flags.
1294         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
1295         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
1296         (TARGET_SOFT_FLOAT): Ditto.
1297         (TARGET_SOFT_FLOAT_ABI): New.
1298         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
1299         TARGET_HARD_FLOAT.
1300         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
1301         (TARGET_OPTIONS): Add -mfpu=.
1302         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
1303         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
1304         (arm_pf_model): Define.
1305         (arm_float_abi_type): Define.
1306         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
1307         * config/arm/arm.md: Use new TARGET_* flags.
1308         * config/arm/cirrus.md: Ditto.
1309         * config/arm/fpa.md: Ditto.
1310         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
1311         * config/arm/semi.h (ASM_SPEC): Ditto.
1312         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
1313         (FPUTYPE_DEFAULT): Set to VFP.
1314         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
1315
1316         2003-11-22  Phil Edwards  <phil@codesourcery.com>
1317
1318         PR target/12476
1319         * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
1320         'bx' instead of 'b' to avoid branch range restrictions.  Output
1321         the thunk immediately before the thunked-to function.
1322         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
1323         .thumb_func if a thunk is being generated.  Emit .code 16 along
1324         with .thumb_func if a thunk is not being generated.
1325
1326         2003-11-15  Nicolas Pitre <nico@cam.org>
1327
1328         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
1329         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
1330         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
1331         (lshrdi3_iwmmxt): Renamed from lshrdi3.
1332         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
1333
1334         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
1335             Ian Lance Taylor  <ian@wasabisystems.com>
1336
1337         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
1338         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
1339
1340         2003-11-05  Phil Edwards  <phil@codesourcery.com>
1341
1342         * config/arm/arm.md (insn):  Add new V6 instruction names.
1343         (generic_sched):  New attr.
1344         * config/arm/arm-generic.md:  Use generic_sched here.
1345         * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
1346         stages of pipeline.  Adjust latency counts accordingly.
1347         * config/arm/arm1136jfs.md:  New file.
1348
1349         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
1350
1351         * config/arm/arm.h (processor_type): New enumeration type.
1352         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
1353         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
1354         (CPP_CPU_ARCH_SPEC): Likewise.
1355         * config/arm/arm.c (arm_tune): New variable.
1356         (all_cores): Use cores.def.
1357         (all_architectures): Add representative processor.
1358         (arm_override_options): Restructure way in which tuning
1359         information is deduced.
1360         * arm.md: Update "insn" and "type" attributes throughout.
1361         (insn): New attribute.
1362         (type): Compute "mult" from "insn" attribute.  Add load2,
1363         load3, load4 alternatives.
1364         (arm automaton): Move to arm-generic.md.
1365         * config/arm/arm-cores.def: New file.
1366         * config/arm/arm-generic.md: Likewise.
1367         * config/arm/arm1026ejs.md: Likewise.
1368
1369 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
1370
1371         * doc/invoke.texi (SPARC options): Remove -mflat and
1372         all -mxxx (xxx:chip) options.
1373         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
1374         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
1375         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
1376         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
1377         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
1378         * config/sparc/sparc.c: Likewise.
1379         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
1380         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
1381         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
1382         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
1383         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
1384         (sparc_flat_must_save_register_p): Likewise.
1385         (sparc_flat_compute_frame_size): Likewise.
1386         (sparc_flat_save_restore): Likewise.
1387         (sparc_flat_function_prologue): Likewise.
1388         (sparc_flat_function_epilogue): Likewise.
1389         (sparc_flat_epilogue_delay_slots): Likewise.
1390         (sparc_flat_eligible_for_epilogue_delay): Likewise.
1391         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
1392         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
1393         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
1394         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
1395         (CONDITIONAL_REGISTER_USAGE): Likewise.
1396         (FRAME_POINTER_REQUIRED): Likewise.
1397         (INITIAL_ELIMINATION_OFFSET): Likewise.
1398         (BASE_RETURN_VALUE_REG): Likewise.
1399         (BASE_OUTGOING_VALUE_REG): Likewise.
1400         (BASE_PASSING_ARG_REG): Likewise.
1401         (BASE_INCOMING_ARG_REG): Likewise.
1402         (INCOMING_REGNO): Likewise.
1403         (OUTGOING_REGNO): Likewise.
1404         (LOCAL_REGNO): Likewise.
1405         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
1406         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
1407         (EPILOGUE_USES): Likewise.
1408         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
1409         ("flat" attribute): Delete.
1410         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
1411         handling.
1412         (call followed by jump define_peephole's): Delete.
1413         (exception_receiver): Likewise.
1414         (builtin_setjmp_receiver): Likewise.
1415         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
1416
1417 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
1418
1419         PR c/11658
1420         PR c/13994
1421         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
1422         on langhooks.h.
1423         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
1424         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
1425         Include langhooks.h.  Replace c_common_truthvalue_conversion
1426         with the truthvalue_conversion language hook throughout.
1427         (expr_no_commas): Call default_conversion before save_expr
1428         for the first term of the production 'x ? : y'.
1429         * c-common.c (c_common_truthvalue_conversion): Remove
1430         obsolete block.  Invoke recursively the hook instead
1431         of this function.
1432         * c-convert.c (convert): handle ERROR_MARK_NODE.
1433         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
1434         returned by the truthvalue_conversion language hook.
1435         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
1436         c_objc_common_truthvalue_conversion.
1437         * c-objc-common.c (c_objc_common_truthvalue_conversion):
1438         New function.
1439         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
1440         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
1441         c_objc_common_truthvalue_conversion.
1442
1443 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1444
1445         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
1446         of gen_rtx.
1447         (LIBCALL_VALUE): Likewise.
1448         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
1449         gen_rtx_CC0 instead of gen_rtx.
1450         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
1451         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
1452         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
1453         gen_rtx.
1454         (m68hc11_emit_logical): Likewise.
1455
1456 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1457
1458         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
1459         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
1460         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
1461         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
1462         config/mips/mips.md, config/mmix/mmix.c,
1463         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
1464         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
1465         config/rs6000/altivec.md, config/s390/s390.c,
1466         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
1467         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
1468         Use const0_rtx instead of GEN_INT (0).  Do the same for other
1469         constants that are readily available.
1470
1471 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1472
1473         * doloop.c, optabs.c, regmove.c, sched-deps.c,
1474         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
1475         instead of GEN_INT (0).  Do the same for other constants that
1476         are readily available.
1477
1478 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1479
1480         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
1481         gen_rtx.
1482         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
1483         instead of gen_rtx.
1484         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
1485         gen_rtx.
1486         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
1487         gen_rtx_ASHIFT instead of gen_rtx.
1488         (udivmodqi4): Likewise.
1489
1490 2004-02-02  Richard Henderson  <rth@redhat.com>
1491
1492         PR target/13789
1493         * expr.c (store_expr): Use force_operand before emit_move_insn.
1494
1495 2004-02-02  Jeff Law  <law@redhat.com>
1496             Roger Sayle  <roger@eyesopen.com>
1497
1498         * tree.c (commutative_tree_code, associative_tree_code): New
1499         functions.
1500         (iterative_hash_expr): Use commutative_tree_code.
1501         * tree.h (commutative_tree_code, associative_tree_code): Declare.
1502         * fold-const.c (operand_equal_p): Use commutative_tree_code
1503         rather than inlining the commutativity check.
1504         (fold): Likewise.
1505
1506 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1507
1508         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
1509         * config/frv/frv-protos.h: Remove the prototype for
1510         frv_function_arg_keep_as_reference.
1511         * config/frv/frv.c (frv_function_arg_keep_as_reference):
1512         Remove.
1513         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
1514         * config/stormy16/stormy16.h: Remove the commented-out
1515         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
1516
1517 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
1518
1519         PR target/13914
1520         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
1521         for retaddr_column.
1522
1523 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1524
1525         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
1526         gen_rtx.
1527
1528 2004-02-02  Eric Christopher  <echristo@redhat.com>
1529             Zack Weinberg  <zack@codesourcery.com>
1530
1531         * c-opts.c (c_common_handle_option): Add -finput-charset.
1532         * c.opt: Ditto.
1533         * cppcharset.c (one_iso88591_to_utf8): Remove.
1534         (convert_iso88591_utf8): Ditto.
1535         (conversion_tab): Remove 8859-1 converter.
1536         (_cpp_input_to_utf8): Remove.
1537         (_cpp_init_iconv_buffer): Ditto.
1538         (_cpp_close_iconv_buffer): Ditto.
1539         (_cpp_convert_input): New function.
1540         (_cpp_default_encoding): Ditto.
1541         * cpphash.h: Add/remove prototypes for above.
1542         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
1543         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
1544         for narrow execution and input character sets.
1545         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
1546         * doc/cppopts.texi: Document -finput-charset.
1547
1548 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
1549
1550         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
1551         against FIRST_PSEUDO_REGISTER.
1552
1553 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1554
1555         * doc/invoke.texi (SPARC options): Further improve.
1556
1557 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1558
1559         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
1560         config/h8300/h8300.c, config/ip2k/ip2k.md,
1561         config/iq2000/iq2000.c, config/mips/mips.c,
1562         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
1563         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
1564         config/v850/v850.md: Fix indentation.
1565
1566 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1567
1568         * config/sparc/sparc.c (function_arg_slotno): Align TImode
1569         arguments on a 16-byte boundary in the parameter array if ARCH64.
1570         Split handling of TFmode.
1571
1572 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
1573
1574         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
1575         Don't test CONSTANT_P (x).
1576         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
1577         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
1578         Fix misindentation.
1579
1580 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1581
1582         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
1583
1584 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1585
1586         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
1587         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
1588         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
1589         config/iq2000/iq2000.c, config/m32r/m32r.c,
1590         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
1591         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
1592         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
1593         config/stormy16/stormy16.c, config/v850/v850.md,
1594         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
1595
1596 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1597
1598         * config/mcore/mcore.c (block_move_sequence): Replace
1599         gen_rtx_CONST_INT with GEN_INT.
1600
1601 2004-02-02  Jan Hubicka  <jh@suse.cz>
1602
1603         * alias.c (record_set): Use hard_regno_nregs.
1604         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
1605         * builtins.c (apply_args_size): Likewise.
1606         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
1607         mark_set_regs, add_stored_regs, mark_referenced_regs,
1608         insert_restore, insert_save, insert_one_insn): Likewise.
1609         * cfgcleanup.c: Include regs.h
1610         (mark_effect, mentions_nonequal_regs): Likewise.
1611         * cfgrtl.c (mark_killed_regs): Likewise
1612         * combine.c (update_table_tick, record_value_for_reg,
1613         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
1614         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
1615         reg_bitfield_target_p, distribute_notes): Likewise.
1616         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
1617         exp_equiv_p, cse_insn): Likewise.
1618         * cselib.c (cselib_lookup): Likewise.
1619         (cselib_invalidate_regno, cselib_record_set): Likewise.
1620         * df.c (df_ref_record): Likewise.
1621         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
1622         Likewise.
1623         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
1624         count_or_remove_death_notes_bb): Likewise.
1625         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
1626         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
1627         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
1628         * integrate.c (mark_stores): Likewise.
1629         * jump.c (delete_prior_computation): Likewise.
1630         * lcm.c (reg_dies, reg_becomes_live): Likewise.
1631         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
1632         * loop.c (LOOP_REGNO_NREGS): Likewise.
1633         * postreload.c (reload_combine, reload_combine_note_store,
1634         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
1635         * ra-colorize.c (combine, color_usable_p, get_free_reg,
1636         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
1637         try_recolor_web, insert_coalesced_conflicts, check_colors,
1638         break_precolored_alias): Likewise.
1639         * ra-debug.c: Include regs.h
1640         (ra_print_rtx_object): Likewise.
1641         * ra-rewrite (choose_spill_colors): Likewise.
1642         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
1643         * ra.c (init_ra): Likewise.
1644         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
1645         peep2_find_free_register): Likewise.
1646         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
1647         * regclass.c (hard_regno_nregs): New array.
1648         (init_reg_modes_once): Initialize it.
1649         (choose_hard_reg_mode): Use it.
1650         (record_reg_classes): Likewise.
1651         * regmove.c (mark_flags_life_zones): Likewise.
1652         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
1653         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
1654         copy_value, maybe_mode_change, find_oldest_value_reg,
1655         copyprop_hardreg_forward_1):
1656         * regs.h (hard_regno_nregs): Declare.
1657         * realod.c (reload_inner_reg_of_subreg): Use it.
1658         (push_reload, combine_reloads, find_dummy_reload,
1659         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
1660         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
1661         reload_adjust_reg_for_mode): Likewise.
1662         * reload1.c (compute_use_by_pseudos, count_pseudo,
1663         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
1664         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
1665         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
1666         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
1667         delete_output_reload): Likewise.
1668         * resource.c (update_live_status, mark_referenced_resources,
1669         mark_set_resources, mark_target_live_regs): Likewise.
1670         * rtlanal.c:  Include regs.h
1671         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
1672         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
1673         subreg_regno_offset, subreg_offset_representable_p,
1674         hoist_test_store): Likewise.
1675         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1676         * sched-rgn.c (check_live_1, update_live_1): Likewise.
1677         * stmt.c: Include regs.h
1678         (decl_conflicts_with_clobbers_p): Likewise.
1679         * varasm.c (make_decl_rtl): Likewise.
1680         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
1681
1682 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1683
1684         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1685         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
1686         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
1687         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
1688         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
1689         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
1690         config/iq2000/iq2000.h, config/m32r/m32r.c,
1691         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1692         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
1693         config/mcore/mcore.c, config/mcore/mcore.h,
1694         config/mcore/mcore.md, config/mips/mips.c,
1695         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
1696         config/rs6000/rs6000.c, config/s390/s390.c,
1697         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
1698         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
1699         "gen_rtx (FOO, " with "gen_rtx_FOO (".
1700
1701 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1702
1703         * config/h8300/h8300.md (two peephole2's): New.
1704
1705 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
1706
1707         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
1708         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
1709         (ASM_CPU_SPEC): Likewise
1710         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
1711         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
1712
1713 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1714
1715         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
1716         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
1717         (expand_builtin): Always call expand_builtin_pow.
1718
1719 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1720
1721         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
1722         BUILT_IN_SIGNBITL): New GCC builtins.
1723         * builtins.c (expand_builtin_signbit): New function to RTL expand
1724         calls to signbit, signbitf and signbitl as inline intrinsics.
1725         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
1726         (fold_builtin_signbit): New function to perform constant folding
1727         of signbit, signbitf and signbitl.
1728         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
1729
1730         * doc/extend.texi: Document new signbit{,f,l} builtins.
1731
1732 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
1733
1734         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
1735
1736 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
1737
1738         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
1739         "mips_const_double_ok" and "simple_memory_operand", which were
1740         removed from the MIPS port with the mips-3_4-rewrite branch merge.
1741         * config/mips/mips.c (mips16_lay_out_constants): Update comment
1742         for removal of simple_memory_operand.
1743
1744 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1745
1746         * config/c4x/c4x.md: Use GEN_INT instead of
1747         gen_rtx (CONST_INT, ...).
1748
1749 2004-01-31  Richard Henderson  <rth@redhat.com>
1750
1751         * varasm.c (output_constant_pool): Don't zap the pool.
1752
1753 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1754
1755         * genrecog.c (decision_type): Add DT_const_int.
1756         (write_cond) [DT_const_int]: Print a comparison against small
1757         constant.
1758         (write_node): Simplify comparisons against small constants
1759         before printing tests.
1760
1761 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1762
1763         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
1764         instead of gen_rtx_CONST_INT.
1765
1766 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1767
1768         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
1769         instead of gen_rtx_CONST_INT.
1770
1771 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1772
1773         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
1774         hook_bool_CUMULATIVE_ARGS_false.
1775         * targhooks.c (default_strict_argument_naming): Rename to
1776         hook_bool_CUMULATIVE_ARGS_false.
1777         * targhooks.h: Update the prototype for
1778         default_strict_argument_naming.
1779
1780 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1781
1782         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1783         * config/sh/sh.h: Likewise.
1784         * config/sh/sh.md: Likewise.
1785
1786 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
1787
1788         * doc/invoke.texi (SPARC options): Restructure and update.
1789
1790 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1791
1792         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
1793         STRICT_ARGUMENT_NAMING): Poison.
1794         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
1795         hook_bool_tree_false.
1796         * targhooks.c (default_promote_function_args): Remove.
1797         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
1798         Don't check incoming.
1799         (default_strict_argument_naming): Don't use
1800         STRICT_ARGUMENT_NAMING.
1801         * targhooks.h: Remove the prototype for
1802         default_promote_function_args.
1803
1804 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1805
1806         * config/i386/i386-protos.h: Remove the prototype for
1807         ix86_setup_incoming_varargs.
1808         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
1809         (ix86_setup_incoming_varargs): Make it static.
1810         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
1811
1812 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1813
1814         * alloc-pool.c: Fix comment typos.
1815         * builtin-types.def: Likewise.
1816         * builtins.def: Likewise.
1817         * c-pretty-print.c: Likewise.
1818         * df.h: Likewise.
1819         * reload1.c: Likewise.
1820
1821 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1822
1823         * doc/invoke.texi: Follow spelling conventions.
1824         * doc/tm.texi: Likewise.
1825
1826 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1827
1828         * doc/install.texi: Fix typos.
1829         * doc/invoke.texi: Likewise.
1830
1831 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
1832
1833         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
1834         registers as pointers.
1835         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
1836
1837 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
1838
1839         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
1840         and restore it to gen_lowpart_general on exit.
1841         (gen_lowpart_for_combine): Adjust all callers to go through
1842         gen_lowpart.
1843         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
1844         and restore it to gen_lowpart_general on exit.
1845         (gen_lowpart_if_possible): Adjust all callers to go through
1846         gen_lowpart.
1847         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
1848         (gen_lowpart): Declare as pointer to function, initialized to
1849         gen_lowpart_general.
1850         * rtl.h (gen_lowpart): Declare as pointer to function.
1851
1852 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1853
1854         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1855         * calls.c: Likewise.
1856         * emit-rtl.c: Likewise.
1857         * function.c: Likewise.
1858         * reload1.c: Likewise.
1859         * config/i386/cygming.h: Likewise.
1860         * config/i386/i386.c: Likewise.
1861         * config/i386/winnt.c: Likewise.
1862
1863 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
1864
1865         PR bootstrap/9249
1866         * doc/install.texi: document --enable-__cxa_atexit option.
1867         * configure.ac: Disable __cxa_atexit if not supported.
1868         * configure: Regenerate.
1869
1870 2003-01-30  Daniel Berlin  <dberlin@dberlin.org>
1871
1872         * ggc-zone.c (ggc_free): New function.
1873
1874 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1875
1876         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
1877         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
1878         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
1879         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
1880         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
1881         config/alpha/alpha.c, config/alpha/alpha.h,
1882         config/alpha/alpha.md, config/alpha/unicosmk.h,
1883         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
1884         config/c4x/c4x-protos.h, config/c4x/c4x.md,
1885         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
1886         config/frv/frvend.c, config/i386/cygming.h,
1887         config/i386/djgpp.h, config/i386/emmintrin.h,
1888         config/i386/gthr-win32.c, config/i386/i386-interix.h,
1889         config/i386/i386-protos.h, config/i386/openbsd.h,
1890         config/i386/winnt.c, config/i386/xm-mingw32.h,
1891         config/i386/xmmintrin.h, config/ia64/ia64.md,
1892         config/iq2000/iq2000.md, config/m32r/m32r.md,
1893         config/m68k/m68k.md, config/mcore/mcore-elf.h,
1894         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
1895         config/mips/iris5gas.h, config/mips/iris6.h,
1896         config/mips/iris6gas.h, config/mips/linux.h,
1897         config/mips/mips.md, config/mips/netbsd.h,
1898         config/mips/openbsd.h, config/mips/windiss.h,
1899         config/pa/fptr.c, config/rs6000/aix.h,
1900         config/rs6000/altivec.h, config/rs6000/darwin.h,
1901         config/rs6000/xcoff.h, config/s390/s390-protos.h,
1902         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
1903         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
1904         config/sparc/sol2.h: Update copyright.
1905
1906 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
1907
1908         * Makefile.in (abs_docdir, abs_srcdir): Define.
1909         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
1910
1911 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1912
1913         * genconfig.c (main): Have CC0_P check its operand even on a
1914         target without cc0.
1915
1916 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1917
1918         * config/alpha/alpha.c: Remove mentions of deprecates macros
1919         in comments, remove some target-independent comments about target
1920         macros, and/or add minimal function comments for target hook
1921         implementations.
1922         * config/avr/avr.c: Likewise.
1923         * config/ia64/ia64.h: Likewise.
1924         * config/ip2k/ip2k.c: Likewise.
1925         * config/iq2000/iq2000.c: Likewise.
1926         * config/m32r/m32r.h: Likewise.
1927         * config/m68hc11/m68hc11.c: Likewise.
1928         * config/mcore/mcore.c: Likewise.
1929         * config/mmix/mmix.c: Likewise.
1930         * config/mn10300/mn10300.c: Likewise.
1931         * config/pa/pa.c: Likewise.
1932         * config/pdp11/pdp11.c: Likewise.
1933         * config/rs6000/rs6000.h: Likewise.
1934         * config/sh/sh.c: Likewise.
1935         * config/sh/sh.h: Likewise.
1936         * config/sparc/sparc.c: Likewise.
1937         * config/sparc/sparc.h: Likewise.
1938         * config/stormy16/stormy16.c: Likewise.
1939         * config/xtensa/xtensa.c: Likewise.
1940
1941 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
1942
1943         PR optimization/12147
1944         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
1945         RELOAD_FOR_OPADDR_ADDR.
1946         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
1947         might be reused as RELOAD_FOR_OPADDR_ADDR register.
1948
1949 2004-01-30  Jan Hubicka  <jh@suse.cz>
1950
1951         * reload.c (get_secondary_mem): Fix updating of
1952         secondary_memlocs_elim_used.
1953
1954 2004-01-30  Richard Henderson  <rth@redhat.com>
1955
1956         * varasm.c (struct rtx_const, struct pool_constant): Remove.
1957         (MAX_RTX_HASH_TABLE): Remove.
1958         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
1959         (first_pool, last_pool, pool_offset): Remove.
1960         (struct rtx_constant_pool): Split out from ...
1961         (struct varasm_status): ... here.  Reference one via pointer.
1962         (struct constant_descriptor_rtx): Merge struct pool_constant.
1963         (SYMHASH): Remove.
1964         (decode_rtx_const): Remove.
1965         (const_hash_rtx, compare_constant_rtx): Remove.
1966         (record_constant_rtx): Remove.
1967         (const_desc_rtx_hash, const_desc_rtx_eq): New.
1968         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
1969         (const_rtx_hash_1, const_rtx_hash): New.
1970         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
1971         (simplify_subtraction): Use simplify_rtx.
1972         (force_const_mem): Rewrite to use new data structures.
1973         (find_pool_constant): Likewise.
1974         (get_pool_constant, get_pool_constant_mark,
1975         get_pool_constant_for_function, get_pool_mode,
1976         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
1977         (output_constant_pool_2): Split out from output_constant_pool.
1978         (output_constant_pool_1): Likewise.  Use new pool datastructures.
1979         (output_constant_pool): Zap entire pool datastructure.
1980         (mark_constant): Use new pool datastructures.
1981         (mark_constants): Use for_each_rtx.
1982         (mark_constant_pool): Use new pool datastructures.
1983
1984 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
1985
1986         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
1987         Copy operands[1] to pseudo for simplify_gen_subreg.
1988
1989 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1990
1991         * gcse.c (bypass_block): Fix a typo in the previous check-in
1992         to the file.
1993
1994 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
1995
1996         * toplev.c: Include alloc-pool.h.
1997         * Makefile.in (toplev.c): Update dependencies.
1998
1999 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2000
2001         * combine.c (simplify_shift_const, case XOR): Be careful when
2002         commuting XOR with ASHIFTRT.
2003
2004 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2005             Eric Botcazou  <ebotcazou@libertysurf.fr>
2006
2007         * config/sparc/sparc-protos.h: Remove the prototype for
2008         sparc_builtin_saveregs.
2009         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2010         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2011         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2012         (TARGET_STRUCT_VALUE_RTX): Likewise.
2013         (TARGET_RETURN_IN_MEMORY): Likewise.
2014         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2015         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2016         (sparc_builtin_saveregs): Make it static.
2017         (sparc_promote_prototypes): New.
2018         (sparc_struct_value_rtx): Likewise.
2019         (sparc_return_in_memory): Likewise.
2020         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
2021         (PROMOTE_FUNCTION_RETURN): Likewise.
2022         (RETURN_IN_MEMORY): Likewise.
2023         (STRUCT_VALUE): Likewise.
2024         (STRUCT_VALUE_INCOMING): Likewise.
2025         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2026         (STRICT_ARGUMENT_NAMING): Likewise.
2027         (PROMOTE_PROTOTYPES): Likewise.
2028
2029         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
2030
2031 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
2032
2033         PR c/12818
2034         * varasm.c (const_hash_1) <STRING_CST>: Use the
2035         address to compute the hash value if flag_writable_strings.
2036         (compare_constant) <STRING_CST>: Compare the addresses
2037         if flag_writable_strings.
2038         (build_constant_desc): Do not copy the expression for a
2039         STRING_CST if flag_writable_strings.
2040
2041 2004-01-30  Jan Hubicka  <jh@suse.cz>
2042
2043         * alloc-pool.c: Include hashtab.h
2044         (alloc_pool_descriptor): New structure
2045         (alloc_pool_hash): New global variable.
2046         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
2047         (create_alloc_pool): Update statistics.
2048         (free_alloc_pool): Likewise.
2049         (pool_alloc): Likewise.
2050         (output_info): New structure
2051         (print_statistics, dump_alloc_pool_statistics): New function.
2052         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
2053         (dump_alloc_pool_statistics): Declare.
2054         * toplev.c (finalize):  Dump statistics.
2055
2056         * reload.c (secondary_memlocs_elim_used): New static variable.
2057         (get_secondary_mem): Update it.
2058         (find_reloads): Use it.
2059
2060 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
2061
2062         * toplev.c: Fix broken checkin of 2003-12-30, again.
2063
2064 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
2065
2066         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2067         s390*-*-* targets by specifying a 'nop' insn.
2068         * configure: Regenerate.
2069
2070 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
2071
2072         PR target/11475
2073         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
2074
2075 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
2076
2077         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
2078         of addr when creating MEM copy.
2079
2080 2004-01-29  Devang Patel  <dpatel@apple.com>
2081
2082         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
2083
2084 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
2085
2086         PR inline-asm/6162
2087         * reload.c (find_reloads): Only support one pair of commutative
2088         operands.
2089
2090 2004-01-29  Roger Sayle  <roger@eyesopen.com>
2091
2092         PR java/13824
2093         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
2094         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
2095         recursion.
2096
2097 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
2098
2099         * config/frv/frv.c: Don't mention deprecated macros in
2100         comments.  Remove some target-independent comments about
2101         target macros.
2102         * config/frv/frv.h: Likewise.
2103
2104 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2105
2106         * cfghooks.c (split_block): Set probability and count of the
2107         new edge.
2108
2109 2005-01-29  Josef Zlomek  <zlomekj@suse.cz>
2110
2111         * dwarf2out.c (struct die_struct): Added field decl_id.
2112         (decl_die_table): Changed to hash table.
2113         (decl_die_table_allocated): Deleted.
2114         (decl_die_table_in_use): Deleted.
2115         (DECL_DIE_TABLE_INCREMENT): Deleted.
2116         (decl_die_table_hash): New function.
2117         (decl_die_table_eq): New function.
2118         (lookup_decl_die): Lookup in a hash table.
2119         (equate_decl_number_to_die): Insert into a hash table.
2120         (dwarf2out_init): Init hash table decl_die_table.
2121
2122 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
2123
2124         PR optimization/13424
2125         * expr.c (store_constructor): Revert 2003-12-03 change.
2126
2127         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
2128         expected before returning early.  Avoid sharing RTL if they
2129         need to be changed.
2130
2131         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
2132         handling so that memory attributes are preserved.  Don't call
2133         ix86_set_move_mem_attrs.
2134         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
2135         (ix86_expand_clrstr): Rename src argument to
2136         dst.  Rework rep_stos and strset handling so that memory attributes
2137         are preserved.
2138         (ix86_expand_strlen): Pass src argument to
2139         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
2140         memory attributes are preserved.
2141         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
2142         change_address instead of gen_rtx_MEM.
2143         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
2144         expanders.
2145         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
2146         strmovqi, strmovqi_rex64): Remove.
2147         (rep_mov*, strmov*): Prefix insn names with *.
2148         (strset, strset_singleop, rep_stos): New expanders.
2149         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
2150         strsetqi, strsetqi_rex64): Remove.
2151         (rep_stos*, strset*): Prefix insn names with *.
2152         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
2153         to SImode.
2154         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
2155         are preserved.
2156         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
2157         Prefix insn names with *.
2158         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
2159         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
2160         (strlenqi_1): New expander.
2161         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
2162
2163 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2164
2165         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
2166         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
2167         verify_flow_info): Declaration removed.
2168         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
2169         (debug_bb, debug_bb_n): Add argument to dump_bb call.
2170         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
2171         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
2172         instead of delete_block.
2173         * cfghooks.c: Include timevar.h and toplev.h.
2174         (cfg_hooks): Define here.
2175         (verify_flow_info, dump_bb): Moved from cfg.c.
2176         (redirect_edge_and_branch, redirect_edge_and_branch_force,
2177         split_block, split_block_after_labels, move_block_after,
2178         delete_basic_block, split_edge, create_basic_block,
2179         create_empty_bb, can_merge_blocks_p, merge_blocks,
2180         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
2181         New functions.
2182         * cfghooks.h (struct cfg_hooks): Added fields name,
2183         make_forwarder_block, tidy_fallthru_edge and
2184         move_block_after. Changed type of verify_flow_info, dump_bb,
2185         split_block fields. Renamed cfgh_split_edge and delete_block
2186         fields.
2187         (redirect_edge_and_branch, redirect_edge_and_branch_force,
2188         split_block, delete_block, split_edge, create_basic_block,
2189         can_merge_blocks_p, merge_blocks): Macros removed.
2190         (cfg_hooks): Do not export.
2191         (verify_flow_info, dump_bb, redirect_edge_and_branch,
2192         redirect_edge_and_branch_force, split_block, split_block_after_labels,
2193         move_block_after, delete_basic_block, split_edge, create_basic_block,
2194         create_empty_bb, can_merge_blocks_p, merge_blocks,
2195         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
2196         Declare.
2197         (cfg_layout_rtl_cfg_hooks): Declare.
2198         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
2199         New functions.
2200         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
2201         (redirect_edge_with_latch_update): Removed.
2202         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
2203         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
2204         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
2205         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
2206         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
2207         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
2208         cfghooks.c.
2209         (rtl_create_basic_block): Coding style fix.
2210         (rtl_tidy_fallthru_edge, rtl_move_block_after,
2211         rtl_make_forwarder_block): New functions.
2212         (update_cfg_after_block_merging): Removed.
2213         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
2214         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
2215         to dump_bb.
2216         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
2217         find_if_case_2): Don't update dominators.
2218         * timevar.def (TV_CFG_VERIFY): New.
2219         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
2220         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
2221         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
2222         (remove_bbs): Don't call remove_bbs.
2223         (create_preheader): Use make_forwarder_block.
2224         (mfb_keep_just, mfb_update_loops): New static functions.
2225
2226 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
2227
2228         * config/avr/avr.h: Remove target-independent comments about
2229         target macros.
2230
2231 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
2232
2233         * timevar.c (timevar_print): Mention when checking is enabled.
2234
2235 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
2236
2237         * c-lex.c (c_lex): Rename to...
2238         (c_lex_with_flags): Add new parameter to get CPP flags.
2239         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
2240         * c-pragma.h (c_lex_with_flags): Declare.
2241
2242 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2243
2244         * config/mcore/mcore.c (mcore_external_libcall): Add a
2245         comment.
2246         (mcore_return_in_memory): Likewise.
2247
2248 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2249
2250         * config/mcore/mcore-protos.h: Remove the prototype for
2251         mcore_setup_incoming_varargs.
2252         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
2253         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2254         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2255         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2256         (TARGET_STRUCT_VALUE_RTX): Likewise.
2257         (TARGET_RETURN_IN_MEMORY): Likewise.
2258         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2259         (mcore_setup_incoming_varargs): Make it static.  Receive the
2260         first argument by reference.  Add argument second_time.
2261         (mcore_external_libcall): New.
2262         (mcore_return_in_memory): Likewise.
2263         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
2264         (PROMOTE_FUNCTION_RETURN): Likewise.
2265         (STRUCT_VALUE): Likewise.
2266         (RETURN_IN_MEMORY): Likewise.
2267         (SETUP_INCOMING_VARARGS): Likewise.
2268         (PROMOTE_PROTOTYPES): Likewise.
2269         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2270
2271 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2272
2273         * config/m32r/m32r-protos.h: Remove the prototype for
2274         m32r_setup_incoming_varargs.
2275         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
2276         (TARGET_STRUCT_VALUE_RTX): Likewise.
2277         (TARGET_RETURN_IN_MEMORY): Likewise.
2278         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2279         (m32r_return_in_memory): New.
2280         (m32r_setup_incoming_varargs): Make it static.
2281         * config/m32r/m32r.h: Remove #undef of
2282         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
2283         definitions of PROMOTE_FUNCTION_ARGS and
2284         PROMOTE_FUNCTION_RETURN.
2285         (PROMOTE_PROTOTYPES): Remove.
2286         (RETURN_IN_MEMORY): Likewise.
2287         (STRUCT_VALUE): Likewise.
2288
2289 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2290
2291         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
2292         (TARGET_STRUCT_VALUE_RTX): Likewise.
2293         (m68k_struct_value_rtx): Likewise.
2294         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
2295         STRUCT_VALUE_REGNUM.
2296         (PROMOTE_PROTOTYPES): Remove.
2297         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
2298         STRUCT_VALUE_REGNUM.
2299         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
2300         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
2301
2302 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2303
2304         * config/stormy16/stormy16.c
2305         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
2306         TARGET_BUILD_BUILTIN_VA_LIST.
2307
2308 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2309
2310         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
2311         (TARGET_STRUCT_VALUE_RTX): Likewise.
2312         (TARGET_RETURN_IN_MEMORY): Likewise.
2313         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2314         (v850_return_in_memory): Likewise.
2315         (v850_setup_incoming_varargs): Likewise.
2316         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
2317         (SETUP_INCOMING_VARARGS): Likewise.
2318         (RETURN_IN_MEMORY): Likewise.
2319         (STRUCT_VALUE): Likewise.
2320
2321 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2322
2323         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
2324         (fr30_setup_incoming_varargs): Don't use
2325         STRICT_ARGUMENT_NAMING.
2326         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
2327         (STRICT_ARGUMENT_NAMING): Likewise.
2328
2329 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2330
2331         * config/frv/frv-protos.h: Remove the prototype for
2332         frv_expand_builtin_saveregs.
2333         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
2334         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2335         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
2336         STRUCT_VALUE_REGNUM.
2337         (frv_expand_builtin_saveregs): Make it static.
2338         (frv_struct_value_rtx): New.
2339         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
2340
2341 2004-01-29  Jan Hubicka  <jh@suse.cz>
2342
2343         PR c++/12850
2344         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
2345         initial pointers.
2346         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
2347         for functions that will be only inlined.
2348         (cgraph_mark_function_to_output): Likewise.
2349         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
2350         do not clear function body.
2351         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
2352         (tree_rest_of_compilation): Reorganize the logic releasing function
2353         body to use callgraph datastructure.
2354
2355 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2356
2357         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
2358         to register_operand.
2359
2360 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
2361
2362         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
2363         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
2364         match_operand expressions so that all match_dups appear
2365         lexically after their corresponding match_operands.
2366
2367 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2368
2369         * config/h8300/h8300.c (WORD_REG_USED): Use
2370         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
2371         (compute_saved_regs): Likewise.
2372         (h8300_expand_prologue): Likewise.  Allocate locals after
2373         saving registers.
2374         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
2375         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
2376         registers.
2377         (h8300_initial_elimination_offset): Adjust for the new frame
2378         layout, which swaps flips the order of locals and saved
2379         registers.
2380         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
2381         (HARD_FRAME_POINTER_REGNUM): New.
2382         (ELIMINABLE_REGS): Add an elimination rule from
2383         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
2384         (REGISTER_NAMES): Add fp.
2385         * config/h8300/h8300.md (FP_REG): Change to 11.
2386         (HFP_REG): New.
2387
2388 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2389
2390         * genrecog.c (write_node): Remove a useless local variable.
2391
2392 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
2393
2394         * Makefile.in (options.c options.h): Use stamp file s-options to
2395         avoid unnecessary rebuilds.
2396         (options.o): New target listing dependencies.
2397         (gtyp-gen.h): Use stamp file s-gtyp-gen.
2398         (STAGESTUFF): Add s-gtyp-gen.
2399
2400 2004-01-28  Richard Henderson  <rth@redhat.com>
2401
2402         * ggc.h (ggc_free): Declare.
2403         * ggc-common.c (ggc_realloc): Use it.
2404         * ggc-page.c: Remove lots of inline markers.
2405         (globals): Add free_object_list.
2406         (ggc_alloc): Tidy.
2407         (ggc_free, validate_free_objects): New.
2408         (poison_pages): Provide default.
2409         (ggc_collect): Call validate_free_objects; emit markers to
2410         the debug file.
2411
2412 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
2413             Jim Wilson  <wilson@specifixinc.com>
2414
2415         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
2416         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
2417         scratch pointer.
2418         (ia64_secondary_reload_class): Delete case GR_REGS.
2419         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
2420         Do not allocate a scratch register.
2421         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
2422
2423 2004-01-28  Jan Hubicka  <jh@suse.cz>
2424
2425         * gcse.c (bypass_block): Prevent edges to be unified when we are
2426         about to emit compenstation code.
2427
2428 2004-01-28  Nick Clifton  <nickc@redhat.com>
2429
2430         * config/arm/arm.c (arm_expand_builtin): Force second argument of
2431         the setcwx insn into a register.
2432
2433 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
2434
2435         * config/fp-bit.c (pack_d): When using paired doubles to implement
2436         a long double, round the high part separately.
2437         (unpack_d): Fix the case in which the high part is a power of two
2438         and the low part is a nonzero value of the opposite sign.
2439
2440 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2441
2442         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
2443         (TARGET_STRUCT_VALUE_RTX): Likewise.
2444         (c4x_external_libcall): Likewise.
2445         (c4x_struct_value_rtx): Likewise.
2446         * config/c4x/c4x.h: Remove.
2447         (STRUCT_VALUE_REGNUM): Likewise.
2448         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2449
2450 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2451
2452         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
2453         (TARGET_STRUCT_VALUE_RTX): Likewise.
2454         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
2455         (STRUCT_VALUE): Likewise.
2456         (PROMOTE_PROTOTYPES): Likewise.
2457
2458 2004-01-27  Roger Sayle  <roger@eyesopen.com>
2459
2460         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
2461         CONST_INT before using INTVAL.
2462
2463 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
2464
2465         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
2466         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
2467         frame if !TARGET_BACKCHAIN.
2468         * config/s390/s390.md ("allocate_stack"): Use pattern only if
2469         TARGET_BACKCHAIN.
2470         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
2471
2472 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2473
2474         * ia64.c (ia64_function_arg): When placing HFAs in integer
2475         registers, do not special case the mode used for complex
2476         types.  Do not advance int_regs until the current register
2477         is full.
2478
2479 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
2480
2481         PR target/7297
2482         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
2483
2484 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
2485
2486         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
2487         slow, unaligned loads and stores while debugging.  Fix formatting.
2488
2489 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
2490
2491         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
2492         of computing wmode.
2493         (restore_stack_nonlocal): Same.
2494
2495 2004-01-27  Devang Patel <dpatel@apple.com>
2496
2497         * Makefile.in (dwarf2out.o): Depend on input.h
2498         * dbxout.c (dbx_debug_hooks): Add new empty hook for
2499         imported_module_or_decl.
2500         (xcoff_debug_hooks): Same.
2501         * sdbout.c (sdb_debug_hooks): Same.
2502         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
2503         * debug.c (do_nothing_debug_hooks): Same.
2504         (debug_nothing_tree_tree): New function.
2505         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
2506         * dwarf2out.c: Include input.h.
2507         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
2508         (remove_child_TAG): New function.
2509         (dwarf_tag_name): Handle DW_TAG_imported_module.
2510         (gen_subprogram_die): Equate decl number to declaration die. Do not
2511         remove all children dies while reusing declaration die for definition.
2512         Instead, selectively remove only formal parameters.
2513         (gen_variable_die): Equate variable decl to declaration die.
2514         (gen_field_die): Equate field decl to line number.
2515         (force_namespace_die): Replace it with ...
2516         (force_decl_die): ... this.
2517         (force_type_die): New function.
2518         (setup_namespace_context): Replace use of force_namespace_die() with
2519         force_decl_die().
2520         (gen_namespace_die): Same.
2521         (dwarf2out_imported_module_or_decl): New function.
2522
2523 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
2524
2525         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
2526         on CQImode and CHImode incoming arguments in register a7.
2527         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
2528         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
2529         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
2530         xtensa_copy_incoming_a7 before reload.
2531
2532 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
2533
2534         * coverage.c (get_coverage_counts): Give a different message
2535         if flag_guess_branch_prob is set.
2536         * predict.c (counts_to_freqs): Return an int.
2537         (estimate_bb_frequencies): If counts_to_freqs returns zero,
2538         calculate estimates.
2539
2540 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
2541
2542         * config/iq2000/iq2000-protos.h: Remove the prototype for
2543         iq2000_setup_incoming_varargs.
2544         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2545         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2546         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2547         (TARGET_STRUCT_VALUE_RTX): Likewise.
2548         (TARGET_RETURN_IN_MEMORY): Likewise.
2549         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2550         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2551         (iq2000_return_in_memory): Likewise.
2552         (iq2000_setup_incoming_varargs): Make it static.  Receive the
2553         first argument by reference.
2554         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
2555         (PROMOTE_FUNCTION_RETURN): Likewise.
2556         (PROMOTE_PROTOTYPES): Likewise.
2557         (RETURN_IN_MEMORY): Likewise.
2558         (STRUCT_VALUE): Likewise.
2559         (SETUP_INCOMING_VARARGS): Likewise.
2560         (STRICT_ARGUMENT_NAMING): Likewise.
2561
2562 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
2563
2564         * fixinc/fixinc.c (test_test): Initialize res.
2565         (start_flexer): Initialize pz_cmd_save.
2566
2567 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2568
2569         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
2570         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
2571
2572 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2573
2574         PR 7198
2575         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
2576         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
2577         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
2578         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
2579         Possibly rename pattern for consistency.
2580         Remove ??? comments suggesting that this be done.
2581         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
2582         New patterns.
2583         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
2584         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
2585         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
2586         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
2587         Update to match.
2588
2589 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
2590
2591         * config/arm/arm.c (output_return_instruction): Only restore IP
2592         into SP if frame_pointer_needed.
2593
2594 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2595
2596         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
2597         for SCmode and DCmode if ARCH32.
2598         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
2599         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
2600         if ARCH32.
2601         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
2602         if ARCH32.
2603         (BASE_OUTGOING_VALUE_REG): Likewise.
2604
2605 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2606
2607         PR target/10904
2608         PR target/13058
2609         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
2610         Forbid mode changes from SImode for lower FP regs if ARCH64.
2611
2612 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
2613
2614         * Makefile.in (bt-load.o): Depend on except.h.
2615         * bt-load.c (except.h): #include.
2616         (compute_defs_uses_and_gen): If insn at end of BB can throw
2617         within this function, consider registers used by it unavailable for
2618         btr migration.
2619         (move_btr_def): If insn at end of BB can throw, insert before rather
2620         than after.
2621
2622         * flags.h (flag_btr_bb_exclusive): Declare.
2623         * toplev.c (flag_btr_bb_exclusive): New variable.
2624         (f_options): Add btr-bb-exclusive.
2625         * bt-load.c (augment_live_range): Restore old behaviour if
2626         flag_btr_bb_exclusive is set.
2627         * common.opt: Add entry for -fbtr-bb-exclusive.
2628         * opts.c (common_handle_options): Same.
2629         * doc/invoke.texi: Document -fbtr-bb-exclusive.
2630
2631         * bt-load.c (btrs_live_at_end): New variable.
2632         (compute_defs_uses_and_gen): Compute its pointed-to array.
2633         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
2634         (augment_live_range): When augmenting with a new dominator,
2635         use only its btrs_live_at_end set, but also add in the full set
2636         of the old dominator.
2637         (btr_def_live_range): Use btrs_live_at_end.
2638         (move_btr_def): Set other_btr_uses_before_def, and move new set
2639         to the end of the basic block, if appropriate.
2640         (migrate_btr_defs): Allocate and free btrs_live_at_end.
2641
2642         * bt-load.c (basic_block_freq): Remove outdated comment.
2643
2644 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
2645
2646         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
2647         (PREDICATE_CODES): Remove duplicate.
2648         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
2649         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
2650         (MASK_PROFILE_KERNEL): Adjust define.
2651
2652 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
2653
2654         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
2655         of long string literals from 32 bytes to sizeof (void *) when !-Os
2656         and to 1 with -Os.
2657
2658 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2659
2660         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
2661         constant addresses in the normal mode.
2662
2663 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2664
2665         * system.h (CHAR_BITFIELD): Delete.
2666         (BOOL_BITFIELD): New.
2667         * c-decl.c (c_scope): Use BOOL_BITFIELD.
2668         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
2669
2670 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2671
2672         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2673         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2674         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2675         (TARGET_STRUCT_VALUE_RTX): Likewise.
2676         (TARGET_RETURN_IN_MEMORY): Likewise.
2677         (arc_return_in_memory): Likewise.
2678         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
2679         (PROMOTE_FUNCTION_RETURN): Likewise.
2680         (RETURN_IN_MEMORY): Likewise.
2681         (STRUCT_VALUE): Likewise.
2682
2683 2004-01-26  Richard Henderson  <rth@redhat.com>
2684
2685         * c-parse.in (extension): Use itype.
2686         (SAVE_EXT_FLAGS): Don't allocate a tree.
2687         (RESTORE_EXT_FLAGS): Don't read a tree.
2688
2689 2004-01-26  Jan Hubicka  <jh@suse.cz>
2690
2691         * cselib.c (discard_useless_values):  Clear out value pointer pointing
2692         to datastructure to be recycled.
2693
2694 2004-01-25  Jan Hubicka  <jh@suse.cz>
2695
2696         * genextract.c (main): Do not output the memset when not checking.
2697
2698 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2699
2700         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
2701         switch statement instead of a chain of if statements.
2702
2703 2004-01-26  Jeff Law  <law@redhat.com>
2704
2705         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
2706         acute accents for Petur Runolfsson's entry.
2707
2708 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2709
2710         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
2711         (TARGET_RETURN_IN_MEMORY): Likewise.
2712         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
2713         (RETURN_IN_MEMORY): Likewise.
2714
2715 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2716
2717          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
2718          unaligned load/store into smaller loads and stores.
2719
2720 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2721
2722         * function.c (assign_parms): Do not assign
2723         long long argument to memory in prologue if
2724         is it loaded into register.
2725
2726 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2727
2728          PR middle-end/13779
2729          * expr.c (emit_group_load): split constant
2730          correctly into register components of PARALLEL insn.
2731
2732 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2733
2734         * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
2735         Use adjust_address_nv directly with appropriate mode.
2736         (restore_stack_nonlocal): Ditto.
2737
2738 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2739
2740         * config/xtensa/xtensa-protos.h: Remove the prototype for
2741         xtensa_builtin_saveregs.
2742         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2743         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2744         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2745         (TARGET_STRUCT_VALUE_RTX): Likewise.
2746         (TARGET_RETURN_IN_MEMORY): Likewise.
2747         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2748         (xtensa_builtin_saveregs): Make it static.
2749         (xtensa_return_in_memory): New.
2750         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
2751         (PROMOTE_FUNCTION_RETURN): Likewise.
2752         (PROMOTE_PROTOTYPES): Likewise.
2753         (STRUCT_VALUE): Likewise.
2754         (RETURN_IN_MEMORY): Likewise.
2755         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2756
2757 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2758
2759         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
2760         (arm_setup_incoming_varargs): Likewise.
2761         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
2762
2763 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2764
2765         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
2766         (cris_setup_incoming_varargs): Likewise.
2767         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
2768
2769 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2770
2771         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
2772         (ns32k_struct_value_rtx): Likewise.
2773         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
2774         NS32K_STRUCT_VALUE_REGNUM.
2775
2776 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2777
2778         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2779         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2780         (TARGET_STRUCT_VALUE_RTX): Likewise.
2781         (arm_struct_value_rtx): Likewise.
2782         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
2783         (STRUCT_VALUE): Likewise.
2784         (STRUCT_VALUE_REGNUM): Likewise.
2785         (PROMOTE_PROTOTYPES): Likewise.
2786
2787 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2788
2789         * config/ia64/ia64-protos.h: Remove the prototype for
2790         ia64_setup_incoming_varargs and ia64_return_in_memory.
2791         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
2792         (TARGET_RETURN_IN_MEMORY): Likewise.
2793         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2794         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2795         (ia64_setup_incoming_varargs): Adjust the arguments to meet
2796         the requirement of TARGET_SETUP_INCOMING_VARARGS.
2797         (ia64_return_in_memory): Make it static.  Change the return
2798         type to bool from int.  Add an argument.
2799         (ia64_struct_value_rtx): New.
2800         * config/ia64/ia64.h: Remove commented-out definitions of
2801         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
2802         PROMOTE_PROTOTYPES.
2803         (RETURN_IN_MEMORY): Remove.
2804         (STRUCT_VALUE_REGNUM): Likewise.
2805         (STRICT_ARGUMENT_NAMING): Likewise.
2806
2807 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
2808
2809         PR target/13666
2810         * config/sparc/sparc.c (function_arg_union_value): New function.
2811         (function_arg): Use it to deal with unions.
2812         (function_value): Likewise.  Define 'regbase' only for ARCH64.
2813         Replace a conditional statement by a simpler one.
2814
2815 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
2816
2817         * config/mips/mips.c (mips16_optimize_gp): Delete.
2818         (mips_reorg): Don't call it.
2819
2820 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2821
2822         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
2823         (floatunsqihf2): Remove operand 6.
2824         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
2825         fix patterns.
2826         (ldi_conditional, ldf_conditional): Validate operands.
2827
2828 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2829
2830         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
2831         (HAVE_GAS_HIDDEN): Undefine as interim measure.
2832
2833 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2834
2835         * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
2836         memory references if TARGET_EXPOSE_LDP nonzero.
2837
2838 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2839
2840         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
2841
2842 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2843
2844         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
2845         invalid operand combinations.
2846
2847 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2848
2849         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
2850         c4x_legitimate_address_p.  Fix post_modify check.
2851
2852         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
2853         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
2854
2855 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2856
2857         * config/pa/pa-protos.h: Remove the prototype for
2858         hppa_builtin_saveregs.  Add a prototype for
2859         pa_return_in_memory.
2860         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
2861         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2862         (TARGET_STRUCT_VALUE_RTX): Likewise.
2863         (TARGET_RETURN_IN_MEMORY): Likewise.
2864         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2865         (pa_struct_value_rtx): Likewise.
2866         (pa_return_in_memory): Likewise.
2867         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
2868         PA_STRUCT_VALUE_REGNUM.
2869         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
2870         (EXPAND_BUILTIN_SAVEREGS): Remove.
2871         (PROMOTE_PROTOTYPES): Likewise.
2872         (PROMOTE_FUNCTION_RETURN): Likewise.
2873
2874 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2875
2876         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
2877         (TARGET_STRUCT_VALUE_RTX): Likewise.
2878         (vax_struct_value_rtx): Likewise.
2879         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
2880         VAX_STRUCT_VALUE_REGNUM.
2881         (PROMOTE_PROTOTYPES): Remove.
2882
2883 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2884
2885         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
2886
2887 2003-04-25  Chris Demetriou  <cgd@broadcom.com>
2888
2889         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
2890         and MIPS64 have HI/LO interlocks.  Update comment.
2891
2892 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2893
2894         * config/stormy16/stormy16-protos.h: Remove the prototype for
2895         xstormy16_setup_incoming_varargs.
2896         * config/stormy16/stormy16.c
2897         (xstormy16_setup_incoming_varargs): Remove.
2898         (xstormy16_return_in_memory): New.
2899         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2900         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2901         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2902         (TARGET_STRUCT_VALUE_RTX): Likewise.
2903         (TARGET_RETURN_IN_MEMORY): Likewise.
2904         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
2905         (PROMOTE_FUNCTION_RETURN): Likewise
2906         (PROMOTE_PROTOTYPES): Likewise
2907         (RETURN_IN_MEMORY): Likewise
2908         (STRUCT_VALUE): Likewise
2909         (SETUP_INCOMING_VARARGS): Likewise
2910
2911 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2912
2913         * config/mips/mips.c (mips_offset_within_object_p): New function.
2914         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
2915         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
2916         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
2917
2918 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2919
2920         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
2921         (PROMOTE_FUNCTION_RETURN): Likewise.
2922
2923 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2924
2925         * config/mn10300/mn10300-protos.h: Remove the prototype for
2926         mn10300_builtin_saveregs.
2927         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
2928         (TARGET_STRUCT_VALUE_RTX): Likewise.
2929         (TARGET_RETURN_IN_MEMORY): Likewise.
2930         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2931         (mn10300_return_in_memory): Likewise.
2932         (mn10300_builtin_saveregs): Make it static.
2933         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
2934         (RETURN_IN_MEMORY): Likewise.
2935         (STRUCT_VALUE): Likewise.
2936         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2937
2938 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
2939
2940         PR bootstrap/13853
2941         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
2942
2943 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2944
2945         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
2946         using ccr.
2947
2948 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2949
2950         * config/i860/i860-protos.h: Remove the prototype for
2951         i860_saveregs.
2952         * config/i860/i860.c (i860_saveregs): Make it static.
2953         (i860_struct_value_rtx): New.
2954         (TARGET_STRUCT_VALUE_RTX): Likewise.
2955         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2956         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
2957         I860_STRUCT_VALUE_REGNUM.
2958         (EXPAND_BUILTIN_SAVEREGS): Remove.
2959
2960 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2961
2962         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
2963         (TARGET_RETURN_IN_MEMORY): Likewise.
2964         (m68hc11_struct_value_rtx): Likewise.
2965         (m68hc11_return_in_memory): Likewise.
2966         * config/m68hc11/m68hc11.h: Remove a commented-out definition
2967         of PROMOTE_PROTOTYPES.
2968         (RETURN_IN_MEMORY): Remove.
2969         (STRUCT_VALUE_REGNUM): Likewise.
2970
2971 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2972
2973         * config/mmix/mmix-protos.h: Remove the prototype for
2974         mmix_setup_incoming_varargs.
2975         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2976         (TARGET_STRUCT_VALUE_RTX): Likewise.
2977         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2978         (mmix_setup_incoming_varargs): Make it static.
2979         (mmix_struct_value_rtx): New.
2980         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
2981         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
2982         (STRUCT_VALUE_REGNUM): Remove.
2983         (SETUP_INCOMING_VARARGS): Likewise.
2984
2985 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2986
2987         * config/mips/mips-protos.h: Remove the prototypes for
2988         mips_setup_incoming_varargs and mips_return_in_memory.
2989         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2990         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2991         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2992         (TARGET_STRUCT_VALUE_RTX): Likewise.
2993         (TARGET_RETURN_IN_MEMORY): Likewise.
2994         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2995         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2996         (mips_setup_incoming_varargs): Match the prototype for
2997         TARGET_SETUP_INCOMING_VARARGS.
2998         (mips_return_in_memory): Make it static.  Add argument fntype.
2999         (mips_strict_argument_naming): New.
3000         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
3001         (PROMOTE_FUNCTION_ARGS): Likewise.
3002         (PROMOTE_FUNCTION_RETURN): Likewise.
3003         (STRUCT_VALUE): Likewise.
3004         (RETURN_IN_MEMORY): Likewise.
3005         (SETUP_INCOMING_VARARGS): Likewise.
3006         (STRICT_ARGUMENT_NAMING): Likewise.
3007
3008 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3009
3010         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
3011         (TARGET_RETURN_IN_MEMORY): Likewise.
3012         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3013         (ip2k_return_in_memory): Likewise.
3014         (ip2k_setup_incoming_varargs): Likewise.
3015         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
3016         (STRUCT_VALUE): Likewise.
3017         (STRUCT_VALUE_INCOMING): Likewise.
3018         (SETUP_INCOMING_VARARGS): Likewise.
3019
3020 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3021
3022         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
3023         (TARGET_RETURN_IN_MEMORY): Likewise.
3024         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
3025         (avr_return_in_memory): Remove.
3026         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
3027         (STRUCT_VALUE): Likewise.
3028         (STRUCT_VALUE_INCOMING): Likewise.
3029         (STRICT_ARGUMENT_NAMING): Likewise.
3030
3031 2004-01-25  Jan Hubicka  <jh@suse.cz>
3032
3033         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
3034
3035 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
3036
3037         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
3038         (mips_regno_mode_ok_for_base_p): Declare.
3039         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
3040         (FRAME_POINTER_REGNUM): Renumber to 78.
3041         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
3042         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
3043         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
3044         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
3045         (REG_MODE_OK_FOR_BASE_P): Likewise.
3046         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
3047         entry for 77 to "$arg" and entry for 78 to "$frame".
3048         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
3049         (mips_reg_mode_ok_for_base_p): Remove.
3050         (mips_regno_mode_ok_for_base_p): New function, derived from old
3051         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
3052         restrictions unless we're being strict.
3053         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
3054
3055 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3056
3057         * c-common.h: Fix comment typos.
3058         * c-decl.c: Likewise.
3059         * cgraphunit.c: Likewise.
3060         * combine.c: Likewise.
3061         * et-forest.c: Likewise.
3062         * flow.c: Likewise.
3063         * function.c: Likewise.
3064         * ifcvt.c: Likewise.
3065         * integrate.c: Likewise.
3066         * jump.c: Likewise.
3067         * postreload.c: Likewise.
3068         * varray.c: Likewise.
3069
3070 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3071
3072         * doc/frontends.texi: Update copyright.
3073         * doc/gcov.texi: Likewise.
3074         * doc/gty.texi: Likewise.
3075         * doc/sourcebuild.texi: Likewise.
3076         * doc/standards.texi: Likewise.
3077
3078 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
3079
3080         PR target/12978
3081         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
3082         Remove movstrqi_small because it conflicts with movstrqi_large.
3083
3084 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3085
3086         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3087         (TARGET_STRUCT_VALUE_RTX): Likewise.
3088         (cris_struct_value_rtx): Likewise.
3089         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
3090         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
3091         STRUCT_VALUE_REGNUM.
3092         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
3093
3094 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
3095
3096         PR bootstrap/13848
3097         * cse.c (cse_cc_succs): Change the mode of the source expression
3098         as soon as decide we need a new mode.  Don't permit changing modes
3099         if we found a match in a successor block.
3100         (cse_condition_code_reg): Save original mode of source expression
3101         so that we know whether we have to change the mode in other
3102         insns.
3103
3104 2004-01-24  Jan Hubicka  <jh@suse.cz>
3105
3106         * emit-rtl.c (change_address, adjust_address_1, offset_address,
3107         widen_memory_access):  Return early when there is nothing to change.
3108
3109 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
3110
3111         * simplify-rtx.c (simplify_relational_operation): Don't
3112         simplify address == constant into address + -constant == 0.
3113
3114 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3115
3116         * gcc.c (process_command): Don't internationalize the
3117         Copyright message.
3118         * mips-tfile.c (main): Likewise.
3119
3120 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
3121
3122         * cse.c: (cse_cc_succs) Fix comparison warning.
3123
3124 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3125
3126         * config/h8300/h8300.md: Remove extraneous USE in expanders.
3127
3128 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3129
3130         * config/h8300/h8300-protos.h: Provide prototypes for
3131         h8300_legitimate_constant_p and h8300_legitimate_address_p.
3132         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
3133         (h8300_rtx_ok_for_base_p): Likewise.
3134         (h8300_legitimate_address_p): Likewise.
3135         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
3136         h8300_legitimate_constant_p.
3137         (RTX_OK_FOR_BASE_P): Remove.
3138         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
3139
3140 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3141
3142         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
3143         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
3144         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
3145         (REG_OK_FOR_BASE_STRICT_P): Likewise.
3146         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
3147         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
3148         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
3149         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
3150
3151 2004-01-24  Jan Hubicka  <jh@suse.cz>
3152
3153         * cselib.c (remove_useless_values):  Do not access discarded values.
3154
3155 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
3156
3157         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
3158         arrays.
3159
3160 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
3161
3162         * recog.c: Fix a typo in copyright.
3163
3164 2004-01-23  Andrew Pinski  <apinski@apple.com>
3165
3166         * config/rs6000/rs6000.md (call): Fix misappiled patch.
3167         (call_value): Likewise.
3168
3169 2004-01-23  Richard Henderson  <rth@redhat.com>
3170
3171         PR opt/12941
3172         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
3173         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
3174         if SHIFT_COUNT_TRUNCATED is set.
3175
3176 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
3177
3178         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
3179         separate real and imaginary parts.
3180         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
3181
3182 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
3183
3184         PR target/13674
3185         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
3186         loading into GPR.
3187
3188 2004-01-23  Jan Hubicka  <jh@suse.cz>
3189
3190         * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
3191         change.
3192
3193         * alloc-pool.c (align_four): Kill.
3194         (create_alloc_pool): Align size to eight.
3195         (free_alloc_pool, free_pool): Invalidate deallocated data.
3196
3197 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
3198
3199         PR gcc/1532
3200         * cse.c (cse_change_cc_mode): New static function.
3201         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
3202         (cse_condition_code_reg): New function.
3203         * rtl.h (cse_condition_code_reg): Declare.
3204         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
3205         * target.h (struct gcc_target): Add fixed_condition_code_regs and
3206         cc_modes_compatible.
3207         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3208         (TARGET_CC_MODES_COMPATIBLE): Define.
3209         (TARGET_INITIALIZER): Add new initializers.
3210         * targhooks.c (default_cc_modes_compatible): New function.
3211         * targhooks.c (default_cc_modes_compatible): Declare.
3212         * hooks.c (hook_bool_intp_intp_false): New function.
3213         * hooks.h (hook_bool_intp_intp_false): Declare.
3214         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3215         (TARGET_CC_MODES_COMPATIBLE): Define.
3216         (ix86_fixed_condition_code_regs): New static function.
3217         (ix86_cc_modes_compatible): Likewise.
3218         * doc/tm.texi (Condition Code): Document new hooks.
3219
3220 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3221
3222         * fixinc/inclhack.def (bad_lval): Renamed to ...
3223         (alpha_bad_lval): ... this.
3224         Removed file list.
3225         Restrict to alpha*-dec-osf*.
3226         * fixinc/fixincl.x: Regenerate.
3227         * fixinc/tests/base/dirent.h: Remove, moving test ...
3228         * fixinc/tests/base/testing.h: ... here, reflecting new name.
3229
3230 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
3231
3232         PR c/13814
3233         * c-decl.c (diagnose_mismatched_decls): Also discard a
3234         built-in if we encounter an old-style definition with the
3235         same name.
3236
3237 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
3238
3239         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
3240         set to default{32,64}.
3241
3242 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
3243
3244         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
3245         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
3246
3247 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
3248             Olivier Hainque  <hainque@act-europe.fr>
3249
3250         * fold-const.c (fold_binary_op_with_conditional_arg): Only
3251         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
3252
3253 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
3254
3255         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
3256         size for minipool references.
3257
3258 2004-01-23  Roger Sayle  <roger@eyesopen.com>
3259
3260         * real.c (real_floor, real_ceil): Tweak to allow input and output
3261         arguments to overlap.
3262         (real_round): New function to implement round(3m) semantics.
3263         * real.h (real_round): Prototype here.
3264         * builtins.c (fold_builtin_round): New function to constant fold
3265         round, roundf and roundl.
3266         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
3267
3268 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
3269
3270         PR optimization/13819
3271         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
3272         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
3273         (sh_handle_sp_switch_attribute): Remove warning.
3274
3275 2003-11-30  Jan Hubicka  <jh@suse.cz>
3276
3277         * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
3278
3279 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
3280
3281         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
3282         may or may not return non-NIL.
3283         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
3284         check CANNOT_CHANGE_MODE_CLASS
3285
3286 2004-01-23  Jan Hubicka  <jh@suse.cz>
3287
3288         * basic-block.h (PROP_POSTRELOAD): New macro.
3289         (CLEANUP_LOG_LINKS): New.
3290         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
3291         * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
3292
3293         * cselib.c (value_pool): New.
3294         (new_cselib_val): Use pool.
3295         (cselib_init): Initialize value_pool
3296         (cselib_finish): Free pool.
3297
3298 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3299
3300         * config/sparc/sparc.c (scan_record_type): New function.
3301         (function_arg_slotno): Use it to determine which kinds of
3302         registers the record can be passed in.
3303
3304 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
3305
3306         * config/pa/fptr.c: Fix old-style definition.
3307
3308 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
3309
3310         PR optimization/13724
3311         * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
3312         represents the zero bits produced by a ZERO_EXTEND operation.
3313
3314 2004-01-22  Roger Sayle  <roger@eyesopen.com>
3315
3316         PR optimization/13821
3317         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
3318         correctly calculate the lowpart offset of the contracted subreg.
3319
3320 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
3321
3322         * doc/invoke.texi (Optimize Options): Note that --param arguments
3323         are subject to change without notice.
3324
3325 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3326
3327         * config.gcc (mips-sgi-irix6*o32): Removed.
3328         * config/mips/iris6-o32-as.h: Likewise.
3329         * config/mips/iris6-o32-gas.h: Likewise.
3330         * config/mips/iris6-o32.h: Likewise.
3331
3332 2004-01-22  Jan Hubicka  <jh@suse.cz>
3333
3334         * cfgcleanup.c (first_pass): New static variable.
3335         (try_forward_edges):  Add work limiting check for threading.
3336         (try_crossjump_bb):  Add work limiting check for crossjumping.
3337         (try_optimize_cfg):  Maintain first pass variable.
3338
3339 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
3340
3341         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
3342         handles complex and vector modes.
3343
3344 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3345
3346         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
3347         (REG_OK_FOR_BASE_P_STRICT): Likewise.
3348         (STRICT): Likewise.
3349
3350 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
3351
3352         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
3353         (genrtl_for_stmt): Remove emit_nop calls.
3354
3355 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3356
3357         PR target/13713
3358         PR target/13324
3359         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
3360         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
3361         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
3362
3363 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
3364
3365         * config/arm/arm.c: Include "debug.h".
3366         (thumb_pushpop): Take two new arguments.  Add some commentary.
3367         Output frame information when pushing.
3368         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
3369         thumb_pushpop.
3370         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
3371         offset, and pass it to thumb_pushpop.  Output CFI information.
3372         (thumb_expand_prologue): Add some frame-related markers and notes.
3373
3374 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
3375
3376         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
3377         for TARGET_64BIT.
3378         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
3379         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
3380
3381 2004-01-22  Roger Sayle  <roger@eyesopen.com>
3382             Paolo Bonzini  <bonzini@gnu.org>
3383
3384         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
3385         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
3386         * rtl.h (subreg_lsb_1): Prototype here.
3387         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
3388         sign extensions.
3389
3390 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3391
3392         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
3393         macro need not be defined if jump-tables should contain
3394         relative addresses only when -fPIC or -fPIC is in effect.
3395
3396 2004-01-22  Jan Hubicka  <jh@suse.cz>
3397
3398         * alias.c (reg_base_value): Turn into varray.
3399         (reg_base_value_size): Kill.
3400         (old_reg_base_value): New deletable varray.
3401         (alias_invariant_size): New variable.
3402         (REG_BASE_VALUE): Update to use varray.
3403         (find_base_value): Likewise.
3404         (record_set): Likewise.
3405         (record_base_value): Likewise.
3406         (memrefs_conflict_p): Likewise.
3407         (record_set): Likewise
3408         (record_base_value): Likewise.
3409         (memrefs_conflict_p): Use alias_invariant_size.
3410         (init_alias_analysis): Use varray; set alias_invariant_size;
3411         rescale other arrays to be sized by maxreg.
3412         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
3413
3414 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3415
3416         * config/sparc/sparc.c (function_arg_slotno): Use
3417         FLOAT_TYPE_P to detect FP fields in structures.
3418         (function_arg_record_value_1): Likewise.
3419         (function_arg_record_value_2): Likewise.
3420
3421 2004-01-22  Jan Hubicka  <jh@suse.cz>
3422
3423         * function.c (allocate_struct_function): Do not initialize expr, emit
3424         and varasm.
3425         (prepare_function_start): Do it here.
3426         * c-parse.in (maybe_type_qual): Do not produce line number notes.
3427
3428 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3429
3430         PR target/13559
3431         * config/sparc/sparc.c (function_arg_record_value_3): Revert
3432         to 'word_mode' once the first slot has been filled.
3433
3434 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
3435
3436         * config/sparc/sparc.c (function_arg_record_value_1): Fix
3437         computation of the number of integer registers required.
3438
3439 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3440
3441         * config/i386/i386.md: Simplify certain comparisons of
3442         const_int.
3443
3444 2004-01-21  Andrew Pinski  <apinski@apple.com>
3445
3446         PR target/13785
3447         * config/rs6000/rs6000.md (call_value): Force operand
3448         1 not operand 0 into a register.
3449
3450 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3451
3452         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
3453         unwind-dw2-fde.h: Update copyright.
3454
3455 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3456
3457         * pa-protos.h: Update copyright.
3458         * pa.h: Likewise.
3459         * pa.md: Likewise.
3460
3461 2004-01-21  Caroline Tice  <ctice@apple.com>
3462
3463         PR target/12308
3464         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
3465         flags register.
3466         (fix_truncdfdi2): Likewise.
3467         (fix_truncsfdi2): Likewise.
3468         (*fix_truncdi_1): Likewise.
3469         (fix_truncxfsi2): Likewise.
3470         (fix_truncdfsi2): Likewise.
3471         (fix_truncsfsi2): Likewise.
3472         (*fix_truncsi_1): Likewise.
3473         (fix_truncxfhi2): Likewise.
3474         (fix_truncdfhi2): Likewise.
3475         (fix_truncsfhi2): Likewise.
3476         (*fix_trunchi_1): Likewise.
3477
3478 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3479
3480         * alias.c, basic-block.h, c-common.c, c-common.h,
3481         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
3482         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
3483         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
3484         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
3485         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
3486         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
3487         genautomata.c, genconditions.c, genemit.c, genflags.c,
3488         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
3489         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
3490         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
3491         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
3492         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
3493         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
3494         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
3495         unwind.h, varray.c, varray.h: Update copyright.
3496
3497 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3498
3499         * config/h8300/coff.h: Update copyright.
3500         * config/h8300/elf.h: Likewise.
3501         * config/h8300/h8300-protos.h: Likewise.
3502         * config/h8300/h8300.c: Likewise.
3503         * config/h8300/h8300.h: Likewise.
3504         * config/h8300/h8300.md: Likewise.
3505
3506 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3507
3508         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
3509         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
3510         ultrix_unistd): New hacks.
3511         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
3512         ULTRIX_CONST2_CHECK): Add checks.
3513         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
3514         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
3515         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
3516         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
3517         * fixinc/tests/base/locale.h: New file.
3518         * fixinc/fixincl.x: Rebuilt.
3519
3520 2004-01-21  Andreas Jaeger  <aj@suse.de>
3521             Michael Matz  <matz@suse.de>
3522
3523         * doc/extend.texi (Extended Asm): Clarify memory clobber.
3524
3525 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
3526
3527         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
3528         _Jv_RegisterClasses through a function pointer.
3529
3530 2004-01-21  Falk Hueffner  <falk@debian.org>
3531
3532         PR target/12898
3533         * config/alpha/alpha.c (alpha_emit_set_const_1): If
3534         no_new_pseudos, use gen_rtx_SET directly for SImode constants
3535         which need multiple instructions to emit.
3536
3537 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
3538
3539         * config/m32r/m32r.h (CPP_SPEC): Define.
3540
3541 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
3542
3543         * c-decl.c (merge_decls): Kill different_binding_level and
3544         different_tu arguments; simplify throughout.
3545         (duplicate_decls): Likewise.
3546         (pushdecl, merge_translation_unit_decls): Update calls to
3547         duplicate_decls.
3548
3549 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3550
3551         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
3552         $(SYSTEM_H).
3553         (print-rtl1.o): Depend on $(SYSTEM_H).
3554
3555 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
3556
3557         PR bootstrap/12730
3558         * configure.ac: Delete definition and subsitution of docdir.
3559         Add info, man, srcman and srcinfo to target hooks. Create doc/
3560         directory.
3561         * configure: Regenerate.
3562         * Makefile.in: Don't substitute docdir and delete all references
3563         throughout.
3564         (MAKEINFOFLAGS): Define.
3565         (stmp-docobjdir): Delete.
3566         (INFOFILES, MANFILES): Define.
3567         (info): Call lang.info, srcinfo and lang.srcinfo.
3568         (generated-manpages): Call lang.man, srcman and lang.srcman.
3569         (srcinfo, srcman): New rules to copy back files to source directory.
3570         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
3571         (install-man): Revamp rule.
3572         (clean): Update dvi directory.
3573         (distclean): Delete TAGS from front end directorys.
3574         (maintainer-clean): Delete all document files in source directory.
3575
3576         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
3577         (objc.srcman, objc.srcinfo): Likewise.
3578
3579 2004-01-20  Bruce Korb  <bkorb@gnu.org>
3580
3581         * fixinc/inclhack.def(math_exception): bypass only for glibc.
3582         (matherr_decl): rename & relocate as exception_structure.
3583         This fix must precede the math_exception fix.
3584
3585 2004-01-20  Roger Sayle  <roger@eyesopen.com>
3586
3587         * fold-const.c (fold_convert): Rename to fold_convert_const.
3588         (fold_convert_const): Change arguments to take a tree_code,
3589         a type and the operand/expression to be converted.  Return
3590         NULL_TREE if no simplification is possible.  Add support for
3591         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
3592         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
3593         Adjust call to fold_convert to match new fold_convert_const.
3594         Avoid modifying the tree passed to fold in-place.
3595
3596 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
3597
3598         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
3599         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
3600         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
3601
3602 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3603
3604         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
3605         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
3606         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
3607         (emit_move_sequence): Check scratch_reg first in various if statements.
3608         Extend source simplification to handle all 64-bit CONST_INTs.
3609         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
3610         frame size.
3611         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
3612         frame offset calculations.
3613         * pa.h (NEW_HP_ASSEMBLER): Add comment.
3614         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
3615         LEGITIMATE_64BIT_CONST_INT_P): Define.
3616         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
3617         any CONST_INT as legitimate during and after reload.
3618         (VAL_32_BITS_P, INT_32_BITS): Define.
3619         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
3620
3621 2004-01-20  Jan Hubicka  <jh@suse.cz>
3622
3623         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
3624         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
3625         containing hard regs are shared.
3626         (gen_hard_reg_clobber): New function.
3627         (hard_reg_clobbers): New array.
3628         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
3629         (copy_rtx): Do not copy clobbers containing hard regs.
3630         * rtl.h (gen_hard_reg_clobber): Declare.
3631
3632 2004-01-20  Jan Hubicka  <jh@suse.cz>
3633
3634         * varray.c:  Include hashtab.h
3635         (varray_descriptor): New structure.
3636         (hash_descriptor, eq_descriptor, varray_descriptor,
3637         print_statistics): New static functions
3638         (varray_init, varray_grow): Update statistics
3639         (dump_varray_statistics): New function.
3640         * varray.h (dump_varray_statistics): Declare.
3641         * toplev.c (finalize): Call it.
3642         * Makefile.in (varray.o): Add dependency.
3643
3644 2004-01-20  Jan Hubicka  <jh@suse.cz>
3645
3646         * cselib.c: Include alloc-pool.h
3647         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
3648         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
3649         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
3650         unchain_one_elt_loc_list_pool, unchain_one_value,
3651         new_cselib_val): Simplify using allocpool.
3652         (cselib_init): Initialize allocpools.
3653         (cselib_finish): Finish allocpools.
3654         * Makefile.in (cselib.o): Depend on alloc-pool.h
3655
3656 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
3657
3658         * config/mips/mips.c (mips_load_call_address): Make the call insn
3659         use $gp if it could be calling a lazy binding stub.
3660
3661 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3662
3663         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
3664         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3665         (TARGET_STRUCT_VALUE_RTX): Likewise.
3666         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
3667         (PROMOTE_FUNCTION_RETURN): Remove.
3668         (STRUCT_VALUE): Remove.
3669
3670 2004-01-20  Denis Chertykov  <denisc@overta.ru>
3671
3672         PR bootstrap/13735
3673         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
3674         register as pointer after reload.
3675
3676 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3677
3678         PR optimization/12440
3679         * loop.c: Include ggc.h.
3680         (loop_optimize): Run garbage collector between optimization of loops.
3681         * Makefile.in (loop.o): Add GGC_H dependency.
3682
3683 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
3684
3685         * gcc/config/rs6000/rs6000.c (function_arg) Handle
3686         vector register special in function without prototype.
3687         (function_arg_advance): Vector parameters get always
3688         GPRs allocated for the linux64 target.
3689
3690 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3691
3692         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
3693         not TARGET_M32RX_MASK.
3694
3695 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
3696
3697         PR target/13557
3698         * config/sparc/sparc.c (function_arg): Reorder the cases.
3699
3700 2004-01-19  Per Bothner  <per@bothner.com>
3701
3702         Move cpp_reader's line_maps field to a shared global.
3703         * cpphash.h (cpp_reader):  Rename line_maps field to line_table
3704         and change the type to a pointer rather than a struct.
3705         * cppinit.c (cpp_push_main_field):  Adjust accordingly.
3706         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
3707         Likewise.
3708         * cppfiles.c (validate_pch):  Likewise.
3709         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
3710         Likewise.
3711         * cpperror.c (print_location):  Likewise.
3712         * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
3713         * cppinit.c (cpp_create_reader):  Handle new parameter.
3714         (cpp_destroy):  Don't free line_maps - that's no longer our job.
3715         * input.h (line_table):  New variable.
3716         * toplev.c (line_table):  Declare variable.
3717         (general_init):  Initialize line_table.
3718         * c-opts.c (c_common_init_options):  Pass line_table to
3719         cpp_create_reader.
3720         * fix-header.c (read_scan_file):  New local variable line_table.
3721         Initialize, and pass it to cpp_create_reader.
3722         * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
3723         (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
3724
3725 2004-01-19  Per Bothner  <per@bothner.com>
3726
3727         Implement a cache for linemap_lookup.
3728         * line-map.h (struct_line_maps):  Add cache field.
3729         * line-map.c (linemap_init):  Zero cache field.
3730         (linemap_add):  Set cache field to offset of newly allocated map.
3731         (linemap_lookup):  Use and set cache field.
3732
3733 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3734
3735         PR optimization/13567
3736         * cse.c (cse_basic_block): Call cse_insn with a non-null
3737         libcall_insn for the last SET insn of a no-confilict block.
3738
3739 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
3740
3741         * Makefile.in (target_noncanonical, program_transform_name): Use
3742         immediate define instead of deferred.
3743         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
3744         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
3745         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
3746         deferred backquote.
3747
3748 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
3749
3750         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
3751         true unconditionally.
3752         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
3753         Remove.
3754         (build_unary_op, build_modify_expr): Don't handle extended
3755         lvalues.
3756         (build_component_ref, build_conditional_expr): Call non_lvalue
3757         instead of pedantic_non_lvalue.
3758         (build_c_cast): Don't condition use of non_lvalue on pedantic.
3759         * fold-const.c (fold): Don't check pedantic directly for
3760         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
3761         passed to pedantic_non_lvalue.
3762         * doc/extend.texi: Remove documentation of extended lvalues.
3763
3764 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3765
3766         PR optimization/5263
3767         * simplify-rtx.c (associative_constant_p): Delete.
3768         (simplify_associative_operation): Rewrite to linearize terms, and
3769         attempt to simplify new term against both left and right subterms.
3770         (simplify_binary_operation): Call swap_commutative_operands_p on
3771         op0 and op1, not trueop0 and trueop1.  Move the initialization of
3772         trueop0 and trueop1 down to where first needed.
3773         (simplify_relational_operation): Likewise.
3774         * rtlanal.c (commutative_operand_precedence): Also order constant
3775         operands using avoid_constant_pool_reference.
3776
3777 2004-01-19  Richard Henderson  <rth@redhat.com>
3778
3779         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
3780         don't check memory mode.
3781         (unaligned_memory_operand): Likewise.
3782         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
3783         abort for op0 not MEM.
3784
3785         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
3786         is not a reg, copy to a scratch first.
3787         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
3788         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
3789         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
3790         (reload_inqi, reload_inhi): Fix mode of op0.
3791         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
3792         reload_outhi_help): Likewise.  Use define_insn_and_split.
3793
3794         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
3795         as well as $29 dead.
3796
3797 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
3798
3799         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
3800         "tls_object" for thread-local objects.
3801         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
3802         "#tls" for thread-local sections.
3803         * configure.ac (thread-local checks): Specify --fatal-warnings in
3804         every binutils-specific checks.  For sparc*-*-*, test whether the
3805         OS is Solaris and the tools are native and act accordingly.
3806         * configure: Rebuild.
3807
3808 2004-01-19  Jeff Law  <law@redhat.com>
3809
3810         * contrib.texi: Update Paolo Carlini's entry.  New entries for
3811         Jerry Quinn and Petur Runolfsson.
3812
3813 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3814
3815         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
3816         size, don't use the larger zero-extending loads.
3817
3818 2004-01-19  Richard Henderson  <rth@redhat.com>
3819
3820         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
3821         * alpha.md (UNSPEC_NT_LDA): Remove.
3822         (UNSPEC_CVTLQ, cvtlq): New.
3823         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
3824         (extendsidi2_fix): Remove.
3825         (extendsidi2 splitter): Use cvtlq.
3826         (extendsidi2 fp peepholes): Remove.
3827         (cvtql): Use SFmode instead of SImode.
3828         (fix_trunc?fsi): Update to match.
3829         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
3830         (movsi): Rename from movsi_nofix, remove f alternatives.
3831         (movsi_nt_vms): Similarly.
3832         (movsi_fix, movsi_nt_vms_fix): Remove.
3833         (nt_lda): Remove.
3834         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
3835
3836 2004-01-19  Jan Hubicka  <jh@suse.cz>
3837
3838         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
3839         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
3840         list.
3841         (cgraph_remove_unreachable_nodes): New function
3842         (cgraph_decide_inlining_of_small_function): Fix pasto.
3843         (cgraph_decide_inlining_incrementally): Fix pasto.
3844         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
3845
3846 2004-01-19  Steven Bosscher  <stevenb@suse.de>
3847
3848         * gengtype.c (header_file): Make it static.
3849         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
3850         * gengtype.h (header_file): No longer extern.
3851
3852 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3853
3854         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
3855         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
3856         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
3857
3858 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3859
3860         * stmt.c (HAVE_casesi): Define it not already defined.
3861         (HAVE_tablejump): Likewise.
3862         (expand_end_case_type): Resort to the binary tree method if
3863         neither casesi or tablejump is available.
3864
3865 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
3866
3867         * final.c (final_scan_insn): Make non-static again.
3868         * output.h (final_scan_insn): Re-add prototype.
3869         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
3870         to final_scan_insn call.
3871         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
3872         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
3873         * config/pa/pa.c (output_lbranch, output_call): Likewise.
3874         * config/sh/sh.c (print_slot): Likewise.
3875         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
3876         (output_sibcall, sparc_flat_function_epilogue): Likewise.
3877
3878 2004-01-18  Jan Hubicka  <jh@suse.cz>
3879
3880         * basic-block.h (try_redirect_by_replacing_jump): Declare.
3881         * cfgcleanup.c (try_optimize_cfg): Use it.
3882         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
3883         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
3884         Kill hack.
3885         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
3886
3887         Revert:
3888         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3889
3890                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3891                 even after reload, just don't remove the actual jump tables.
3892
3893 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3894
3895         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
3896
3897 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3898
3899         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
3900         the size of a pointer in bytes.
3901
3902 2004-01-18  Roger Sayle  <roger@eyesopen.com>
3903
3904         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
3905         live "next" variable, which could lead to an infinite loop.
3906
3907 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
3908
3909         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
3910         block.
3911
3912         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3913         Check for NULL in the chain and remove repeated code.
3914
3915 2004-01-18  Jan Hubicka  <jh@suse.cz>
3916
3917         * coverage.c (checksum_string): Rename to ...
3918         (coverage_checksum_string): ... this one, Use crc32_string; recognize
3919         names containing random number and zero the number out in order to get
3920         match.
3921
3922 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3923
3924         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
3925
3926 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3927
3928         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
3929         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
3930         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
3931         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
3932         doc/trouble.texi: Remove trailing whitespace.
3933
3934 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3935
3936         PR target/7618
3937         * config/mips/mips.c: Include cfglayout.h.
3938         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3939         (mips_unspec_offset_high): Add temporary register argument.
3940         (mips_load_call_address): New function, split out from...
3941         (mips_expand_call): ...here.
3942         (mips_output_cplocal): New function.
3943         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
3944         (mips_emit_loadgp): New function, split out from...
3945         (mips_expand_prologue): ...here.
3946         (mips_output_mi_thunk): New function.
3947
3948 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
3949
3950         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
3951         mcpu32): Remove redundant checks for implied target predefines.
3952
3953 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
3954
3955         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3956         Return type is unsigned int not int.
3957         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
3958         Likewise.
3959
3960 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3961
3962         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
3963         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
3964         "GNU/Linux" and "Microsoft Windows" terminology.
3965
3966 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3967
3968         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
3969         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
3970         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
3971         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
3972         @smallexample instead of @example.
3973
3974 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
3975
3976         * objc/objc-act.c (build_objc_method_call): Use target
3977         hooks instead of macros to determine if ..._stret
3978         dispatchers should be used (NeXT runtime only).
3979
3980 2004-01-17  Roger Sayle  <roger@eyesopen.com>
3981
3982         * builtins.c (expand_builtin_expect_jump): Fix mistake in my
3983         last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
3984
3985 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3986
3987         * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
3988         (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
3989         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
3990         macros.
3991         * reload1.c (emit_reload_insns): Use them.
3992         * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
3993         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
3994         for NULL PATTERN.
3995
3996 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3997
3998         * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
3999         (final_scan_insn): Update to take an additional SEEN argument.  Emit
4000         a line note after the prologue.  Make static.
4001         (line_note_exists): Remove.
4002         (final): Don't initialize line_note_exists.  Update call to
4003         final_scan_insn.
4004         * output.h (final_scan_insn): Remove prologue.
4005         * function.c (set_insn_locators): Update comment.
4006         (thread_prologue_and_epilogue_insns): Add a comment.
4007
4008 2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
4009
4010         PR target/10781
4011         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
4012         Prototype.
4013         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4014         New function.
4015         * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
4016         * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
4017         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
4018
4019 2004-01-17  Jan Hubicka  <jh@suse.cz>
4020
4021         * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
4022         commit.
4023
4024         * toplev.c (HAVE_conditional_execution): Provide default.
4025         (rest_of_handle_reorder_blocks): For conditional_execution target
4026         update liveness once after all transformations
4027         (rest_of_compilation): Do crossjumping before ce3.
4028
4029 2004-01-17  Geoffrey Keating  <geoffk@apple.com>
4030
4031         * alias.c (new_alias_set): Mark last_alias_set for PCH.
4032         (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
4033         for PCH.
4034         (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
4035         * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
4036         (get_TOC_alias_set): Mark 'set' for PCH.
4037
4038 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
4039
4040         * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
4041         even after reload, just don't remove the actual jump tables.
4042
4043 2004-01-17  J. Brobecker  <brobecker@gnat.com>
4044
4045         * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
4046         Remove checks for is_ada() and TREE_UNSIGNED.
4047         (subrange_type_die): Emit a byte_size attribute if the subrange
4048         type size is different from the base type size.
4049         (modified_type_die): Replace call to is_ada_subrange_type() by
4050         call to is_subrange_type().
4051
4052 2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
4053
4054         * config/sh/sh.c: Include ggc.h.
4055
4056 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
4057
4058         * Makefile.in (MD5_H): New.
4059         (fold-const.o): Depend on md5.h.
4060         (dwarf2out.o): Likewise.
4061         (cppfiles.o): Likewise.
4062         * cppfiles.c: Include md5.h.
4063         (should_stack_file): Check against list read from PCH file.
4064         (struct pchf_data): New.
4065         (pchf): New variable.
4066         (struct pchf_adder_info): New.
4067         (pchf_adder): New.
4068         (pchf_save_compare): New.
4069         (_cpp_save_file_entries): New.
4070         (_cpp_read_file_entries): New.
4071         (struct pchf_compare_data): New.
4072         (pchf_compare): New.
4073         (check_file_against_entries): New.
4074         * cpphash.h (_cpp_save_file_entries): Prototype.
4075         (_cpp_read_file_entries): Prototype.
4076         * cpppch.c (cpp_write_pch_state): Write the list of headers.
4077         (cpp_read_state): Read the list of headers.
4078
4079 2004-01-17  Jan Hubicka  <jh@suse.cz>
4080
4081         * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
4082         builtin_expect specially.
4083         * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
4084         (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
4085         * invoke.texi (max-inline-insns-single): Set to 100.
4086         (large-function-insns): Set to 3000.
4087
4088 2004-01-16  Eric Christopher  <echristo@redhat.com>
4089             Chandrakala Chavva <cchavva@redhat.com>
4090
4091         * cppcharset.c (one_iso88591_to_utf8): New function.
4092         (convert_iso88591_utf8): Ditto. Use.
4093         (conversion_tab): Use.
4094         (_cpp_input_to_utf8): New function.
4095         (_cpp_init_iconv_buffer): Ditto.
4096         (_cpp_close_iconv_buffer): Ditto.
4097         * cpphash.h: Prototype new functions.
4098         (cpp_buffer): Add input_cset_desc.
4099         * cppinit.c: Add input_charset default.
4100         * cpplib.c (cpp_push_buffer): Support init and
4101         close of iconv.
4102         * cpplib.h (cpp_options): Add input_charset.
4103
4104 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
4105
4106         * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
4107         * config/alpha/unicosmk.h: Remove a commented-out definition
4108         of ASM_OUTPUT_SECTION_NAME.
4109         * config/stormy16/stormy16.h: Likewise.
4110
4111 2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
4112
4113         * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
4114         (alpha___extern_prefix_sys_stat): ... this.
4115         Apply to <sys/mount.h>, too.
4116         Tweak to match more variations.
4117         * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
4118
4119         * fixinc/inclhack.def (alpha___extern_prefix,
4120         alpha___extern_prefix_standards): New hacks to obey
4121         __PRAGMA_EXTERN_PREFIX.
4122         * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
4123         test.
4124         * fixinc/tests/base/standards.h: Likewise.
4125
4126         * fixincl/inclhack.def (alpha_pthread): Tweak to match more
4127         variations.
4128         New testcase.
4129         * fixinc/tests/base/pthread.h: Handle it.
4130
4131         * fixincl/inclhack.def (bad_lval): Sort file list.
4132         Add many missing files up to Tru64 UNIX V5.1B.
4133         * gcc/fixinc/tests/base/libgen.h: Renamed to ...
4134         * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
4135         order.
4136
4137         * fixinc/fixincl.x: Regenerate.
4138
4139 2004-01-16  Mark Mitchell  <mark@codesourcery.com>
4140
4141         * version.c (version_string): Change to 3.5.0.
4142         * doc/include/gcc-common.texi (version-GCC): Likewise.
4143
4144 2004-01-16  Jan Hubicka  <jh@suse.cz>
4145
4146         * i386.md (load_tp_di): Fix pasto.
4147
4148         PR opt/13608
4149         * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
4150
4151         * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
4152         pp_c_character_constant, pp_c_floating_constant,
4153         pp_c_additive_expression, pp_c_shift_expression,
4154         pp_c_equality_expression, pp_c_and_expression,
4155         pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
4156         pp_c_logical_and_expression): Remove inline modifier.
4157         * dwarf2out.c (get_AT): Likewise.
4158         * et-forest.c (et_splay): Likewise.
4159         * ra.h (ra_alloc, ra_calloc): Likewise
4160
4161 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
4162
4163         * config/frv/frv-protos.h: Fix comment formatting.
4164         * config/frv/frv.c: Likewise.
4165         * config/frv/frv.h: Likewise.
4166         * config/frv/frv.md: Likewise.
4167         * config/frv/frvbegin.c: Likewise.
4168         * config/frv/frvend.c: Likewise.
4169
4170 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
4171
4172         * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
4173         * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
4174         LINKER_DOES_NOT_WORK_WITH_DWARF2.
4175         (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
4176
4177 2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
4178
4179         PR 11864
4180         * postreload.c (reload_cse_simplify_operands): Don't remove
4181         implicit extension from LOAD_EXTEND_OP.
4182
4183 2004-01-16  Jan Hubicka  <jh@suse.cz>
4184
4185         PR opt/11350
4186         * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
4187         after reload.
4188         * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
4189         rtl_try_redirect_by_replacing_branch): Likewise.
4190
4191 2004-01-15  Geoffrey Keating  <geoffk@apple.com>
4192
4193         PR pch/13689
4194         * alias.c (struct alias_set_entry): Mark for GC.
4195         (alias_sets): Make static, mark for GC.
4196         (record_alias_subset): Use GC to allocate alias structures.
4197         * varray.c (element): Make generic varrays GCed.
4198
4199         PR pch/13361
4200         * c-typeck.c (constructor_asmspec): Delete.
4201         (struct initializer_stack): Delete field 'asmspec'.
4202         (start_init): Delete saving of asmspec.
4203         (finish_init): Don't update constructor_asmspec.
4204         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
4205         * stmt.c (expand_asm): Duplicate strings from tree.
4206         (expand_asm_operands): Likewise.
4207         * tree.c (tree_size): Update computation of size of STRING_CST.
4208         (make_node): Don't make STRING_CST nodes.
4209         (build_string): Allocate string with tree node.
4210         * tree.def (STRING_CST): Update comment.
4211         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
4212         (tree_string): Place contents of string in tree node.
4213         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
4214         from tree.
4215
4216         * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
4217         altivec operands.
4218
4219 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4220
4221         * c-common.h: Fix comment formatting.
4222         * c-cppbuiltin.c: Likewise.
4223         * c-pragma.c: Likewise.
4224         * calls.c: Likewise.
4225         * collect2.c: Likewise.
4226         * cppcharset.c: Likewise.
4227         * cpptrad.c: Likewise.
4228         * dbxout.c: Likewise.
4229         * defaults.h: Likewise.
4230         * dwarf2out.c: Likewise.
4231         * fold-const.c: Likewise.
4232         * genautomata.c: Likewise.
4233         * genconditions.c: Likewise.
4234         * genflags.c: Likewise.
4235         * gengtype.c: Likewise.
4236         * integrate.c: Likewise.
4237         * loop.c: Likewise.
4238         * predict.c: Likewise.
4239         * sdbout.c: Likewise.
4240
4241 2004-01-15  Zack Weinberg  <zack@codesourcery.com>
4242
4243         * config/ia64/ia64.md (*movti_internal): C output template
4244         extracted to ia64.c.
4245         (*movti_internal_reg): Delete.
4246         (reload_inti, reload_outti): Use the correct mode on operand 2
4247         in the first place, don't fix it up in the output template.
4248         (movtf, reload_ointf, reload_outtf): New expanders.
4249         (*movtf_internal): New define_insn_and_split.
4250         * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
4251         make static; do not hand TFmode CONST_DOUBLEs to split_double.
4252         (ia64_split_tmode_move): New function, body mostly pulled
4253         from ia64.md:*movti_internal.
4254         (ia64_function_arg_words): New function, extracted common
4255         logic from ia64_function_arg et seq.
4256         (ia64_function_arg_offset): Likewise.  Handle correctly the
4257         case of a scalar quantity 16 bytes wide with only 8-byte alignment.
4258         (ia64_function_arg, ia64_function_arg_partial_nregs)
4259         (ia64_function_arg_advance): Use ia64_function_arg_words and
4260         ia64_function_arg_offset.
4261         (ia64_function_value): TCmode does not go in float regs.
4262         (ia64_secondary_reload_class): Also handle TFmode.
4263         * config/ia64/ia64-protos.h: Remove prototype for
4264         ia64_split_timode; add prototype for ia64_split_tmode_move.
4265
4266 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
4267
4268         * Makefile.in (MAINT): Make it an immediate assignment.
4269
4270 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4271
4272         * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
4273
4274 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4275
4276         * config/h8300/coff.h: Replace Hitachi with Renesas.
4277         * config/h8300/elf.h: Likewise.
4278         * config/h8300/h8300-protos.h: Likewise.
4279         * config/h8300/h8300.c: Likewise.
4280         * config/h8300/h8300.h: Likewise.
4281         * config/h8300/h8300.md: Likewise.
4282         * config/h8300/lib1funcs.asm: Likewise.
4283
4284 2004-01-15  Andrew Pinski  <apinski@apple.com>
4285
4286         * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
4287         around it.
4288
4289 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4290
4291         * config/h8300/h8300.c (h8300_return_in_memory): New.
4292         (TARGET_STRUCT_VALUE_RTX): Likewise.
4293         (TARGET_RETURN_IN_MEMORY): Likewise.
4294         * config/h8300/h8300.h (STRUCT_VALUE): Remove.
4295         (RETURN_IN_MEMORY): Likewise.
4296
4297 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
4298
4299         PR optimization/13375
4300         * gcse.c (handle_avail_expr): Just return if the source is not a
4301         single set.
4302
4303 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
4304             Daniel Jacobowitz  <drow@mvista.com>
4305
4306         * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
4307         (EQUIV): Define.
4308         (ARM_FUNC_ALIAS): New macro.
4309         * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
4310         * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
4311
4312 2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4313
4314         PR optimization/12372
4315         * calls.c (expand_call): Add call_fusage data for stack arguments in
4316         constant calls.
4317
4318 2004-01-15  Alan Modra  <amodra@bigpond.net.au>
4319
4320         * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
4321         (rs6000_elf_declare_function_name): Formatting.
4322         * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
4323
4324 2004-01-15  Jan Hubicka  <jh@suse.cz>
4325
4326         PR bootstrap/13692
4327         * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
4328         previous patch.
4329
4330 2004-01-15  Richard Henderson  <rth@redhat.com>
4331
4332         * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
4333         integer regs of the same call-savedness.
4334
4335 2004-01-15  Andreas Schwab  <schwab@suse.de>
4336
4337         PR bootstrap/13562
4338         * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
4339         status for NOTB/NOTW/NEGW methods.
4340
4341 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4342
4343         * doc/invoke.texi: Update dump file names.  Fix a typo.
4344
4345 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4346
4347         * builtins.c (expand_builtin_va_end): Don't use
4348         EXPAND_BUILTIN_VA_END.
4349         * system.h (EXPAND_BUILTIN_VA_END): Poison.
4350         * config/d30v/d30v.h: Remove a commented-out definition of
4351         EXPAND_BUILTIN_VA_END.
4352         * config/stormy16/stormy16.h: Likewise.
4353
4354 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4355
4356         * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
4357         * targhooks.c (default_struct_value_rtx): Don't use
4358         STRUCT_VALUE_INCOMING_REGNUM.
4359
4360 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
4361
4362         PR bootstrap/12744
4363         * configure.in: Revamp enable-generated-files-in-srcdir rule to define
4364         GENINSRC and not parsedir.  Define srcextra as a langhook.
4365         * configure: Regenerate.
4366         * Makefile.in: Suppress default .l.c rule.  Don't substitute
4367         parsedir and delete all references throughout.  Conditionally define
4368         rule for srcextra dependent on GENINSRC.
4369         (stmp-docobjdir): Delete.
4370         (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
4371         (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
4372         and gengtype-yacc.h back to source directory.
4373         (maintainer-clean): Delete all parse files in source directory.
4374         (distclean): Delete generated files.
4375
4376         * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
4377         (objc-parse.c, objc-parse.y): Don't use parsedir.
4378         (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
4379         directory if requested.
4380         (po-generated): Don't use parsedir.
4381         (objc.maintainer-clean): Delete above files from source directory.
4382
4383 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4384
4385         * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
4386
4387 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4388
4389         * doc/tm.texi: Replace RETURN_IN_MEMORY with
4390         TARGET_RETURN_IN_MEMORY.
4391
4392 2004-01-15  Jan Hubicka  <jh@suse.cz>
4393
4394         * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
4395         * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
4396         functions accepting SSE arguments
4397         (function_arg): Warn only when asked to warn.
4398         * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
4399
4400 2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>
4401
4402         * c-parse.in (stmts_and_decls): Make label at end of compound
4403         statement a hard error.
4404
4405 2004-01-14  Jan Hubicka  <jh@suse.cz>
4406
4407         * cgraph.c (create_edge): Use local.redefined_extern_inline.
4408         * cgraph.h (cgraph_local_info): Sort fields by size; add
4409         redefined_extern_inline
4410         (cgraph_global_info): Sort fields by size.
4411         (cgraph_node): Likewise.
4412         * cgraphunit.c (cgraph_finalize_function): Se
4413         local.redefined_extern_inline on redefinition.
4414         (cgraph_analyze_function): Use it; fix formating.
4415
4416 2004-01-14  Jan Hubicka  <jh@suse.cz>
4417
4418         PR c++/10776
4419         * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
4420         outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
4421         bitmaps
4422         (cache_size): New variable
4423         (add_dependence): Update use; canonize early memory locations
4424         (sched_analyze_1): Likewise.
4425         (sched_analyze_2): Likewise.
4426         (init_dependency_caches): Initialize bitmaps.
4427         (free_dependency_caches): Free bitmaps
4428
4429 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4430
4431         * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
4432         targetm.calls.strict_argument_naming().
4433         * target.h: Likewise.
4434
4435 2004-01-14  Richard Henderson  <rth@redhat.com>
4436
4437         PR debug/13231
4438         * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
4439         instructions.
4440
4441 2004-01-14  Richard Henderson  <rth@redhat.com>
4442
4443         PR c++/12491
4444         * except.c (struct eh_region): Add u.fixup.resolved.
4445         (resolve_one_fixup_region): Split out from ...
4446         (resolve_fixup_regions): ... here.
4447
4448 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4449
4450         * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
4451
4452 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4453
4454         * config/alpha/alpha.h (STRUCT_VALUE): Remove.
4455         * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
4456         (STRUCT_VALUE): Remove.
4457
4458 2004-01-14  Steven Bosscher  <stevenb@suse.de>
4459
4460         * system.h: Poison PROMOTED_MODE
4461         * integrate.c (expand_inline_function): Don't mention the
4462         PROMOTED_MODE.
4463         * loop.c (update_giv_derive): Same.
4464         * tree.h (DECL_RTL): Same.
4465
4466 2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>
4467
4468         PR target/9365
4469         * sh.c (gen_block_redirect): Add special handling of RETURN.
4470         (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
4471         far branch target (i.e. it's a return).
4472
4473 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4474
4475         * regrename.c (find_oldest_value_reg): Fix a warning.
4476
4477 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
4478
4479         PR bootstrap/12527
4480         * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
4481         Move linux-gas.h and linux-elf.h before aout.h.
4482         * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
4483         * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
4484
4485 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4486
4487         * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
4488         (CONST_INT, VOIDmode, ...).
4489
4490 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
4491
4492         * regrename.c (find_oldest_value_reg): If the replacement uses
4493         multiple hard registers, check that all of them are in CLASS.
4494
4495 2004-01-14  Jan Hubicka  <jh@suse.cz>
4496
4497         * alias.c (get_alias_set):  Initialize alias set to 0 when subset is
4498         impossible.
4499
4500 2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>
4501
4502         * Makefile.in: Define MAINT from --enable-maintainer-mode.
4503
4504 2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>
4505
4506         * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
4507         Calculate always vrsave_mask if TARGET_ALTIVEC.
4508         (rs6000_emit_prologue): Emit code for vrsave
4509         only if TARGET_ALTIVEC_VRSAVE.
4510         (rs6000_emit_epilogue): Likewise.
4511
4512 2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
4513
4514         * config/sparc/sparc.md (tie_add32): Fix pasto.
4515         (tie_add64): Likewise.
4516
4517 2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
4518
4519         * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
4520
4521 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4522
4523         * config/iq2000/iq2000-protos.h: Fix comment formatting.
4524         * config/iq2000/iq2000.c: Likewise.
4525         * config/iq2000/iq2000.md: Likewise.
4526
4527 2004-01-14  J. Brobecker  <brobecker@gnat.com>
4528
4529         * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
4530         (subrange_type_die): Add handle for nameless subrange types.
4531
4532 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4533
4534         * config/h8300/h8300-protos.h: Replace do_movsi with
4535         h8300_expand_movsi.
4536         * config/h8300/h8300.c (do_movsi): Change to
4537         h8300_expand_movsi.
4538         * config/h8300/h8300.md (movsi): Replace do_movsi with
4539         h8300_expand_movsi.
4540         (movsf): Likewise.
4541
4542 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4543
4544         * config/h8300/h8300.c (dosize): Change to
4545         h8300_emit_stack_adjustment.  Update callers.
4546
4547 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4548
4549         * config/h8300/h8300.md (movstrictqi): Add an alternative with
4550         the source being post_inc.  Tighten the predicate for the
4551         destination to register_operand.
4552         (movstricthi): Likewise.
4553
4554 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4555
4556         * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
4557         * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
4558         * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
4559
4560 2004-01-14  Jan Hubicka  <jh@suse.cz>
4561
4562         Partial fix PR c++/12850
4563         * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
4564         at zero nest level.
4565
4566 2004-01-13  Bernardo Innocenti  <bernie@develer.com>
4567
4568         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
4569         pseudo-register.
4570
4571 2004-01-13  Devang Patel <dpatel@apple.com
4572
4573         PR debug/7078
4574         * dbxout.c (dbxout_symbol_name): Emit mangled names for
4575         NAMESPACE_DECL memebers.
4576
4577 2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>
4578
4579         PR c++/12709
4580         * c-common.c (finish_fname_decls): Use the chain only if the
4581         tree is an expr_stmt.
4582
4583 2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>
4584
4585         * rtl.def: Add comment about new option in automata_option.
4586
4587         * genautomata.c (PROGRESS_OPTION): New macro.
4588         (progress_flag): New global variable.
4589         (gen_automata_option): Process `progress'.
4590         (transform_insn_regexps, check_unit_distributions_to_automata,
4591         make_automaton, NDFA_to_DFA, build_automaton, create_automata,
4592         expand_automata, write_automata): Print about the progress only if
4593         progress_flag.  Remove fflush.
4594         (initiate_automaton_gen): Process command line flag `-progress'.
4595
4596         * doc/md.texi: Describe the new option.
4597
4598 2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
4599
4600         * cfg.c (dump_bb): Dump entry edges.
4601
4602 2004-01-13  Richard Earnshaw  <rearnsha@arm.com>
4603
4604         * arm.c (thumb_legitimate_address_p): Only allow constant pool
4605         references from SImode.
4606         * arm.md (thumb_movhi_insn): Don't allow minipool references.
4607
4608 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4609
4610         * system.h (TEXT_SECTION): Poison.
4611         * varasm.c (text_section): Don't use TEXT_SECTION.
4612         * config/sh/sh.c (sh_file_start): Fix a comment typo.
4613         * doc/tm.texi (TEXT_SECTION): Remove.
4614
4615 2004-01-13  Ben Elliston  <bje@wasabisystems.com>
4616
4617         * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
4618
4619 2004-01-12  James E Wilson  <wilson@specifixinc.com>
4620
4621         * unwind-libunwind.c: Delete.
4622
4623 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
4624
4625         PR 13656
4626         * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
4627         oldtype is set, set *newtypep or *oldtypep too.  Do not set
4628         them at the very end.
4629         (validate_proto_after_old_defn): Restructure for comprehensibility;
4630         make error messages clearer.
4631
4632 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
4633
4634         * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
4635         (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
4636         * varray.c: No need to prototype error.
4637         (varray_check_failed): Wrap long string onto two lines.
4638         (varray_underflow): New function.
4639
4640 2004-01-13  Steven Bosscher  <stevenb@suse.de>
4641
4642         PR c++/13376
4643         * function.h (struct function): Kill `name' field.
4644         (current_function_name): Make it an extern function.
4645         * function.c (current_function_name): New function.
4646         * graph.c: Update all uses of current_function_name.
4647         * gcse.c: Likewise.
4648         * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
4649         config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
4650         * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
4651         instead of a strcmp with "main".
4652
4653 2004-01-13  Jan Hubicka  <jh@suse.cz>
4654
4655         * c-decl.c (diagnose_mismatched_decls):  Fix warning calls.
4656
4657         * cgraphunit.c (cgraph_optimize_function):  Always do
4658         optimize_inline_calls when there is always_inline callee.
4659         (cgraph_decide_inlining): Fix formating.
4660         * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
4661         functions.
4662         (expand_call_inline): Likewise.
4663         * toplev.h (sorry): Fix prototype.
4664
4665 2004-01-12  Roger Sayle  <roger@eyesopen.com>
4666
4667         * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
4668         conditional jumps that drop through to unconditional jumps or the
4669         end of the sequence.
4670
4671 2004-01-13  Jan Hubicka  <jh@suse.cz>
4672
4673         * alias.c (new_alias_set): Construct the alias_set varray.
4674         (init_alias_once): Don't do it here.
4675
4676 2004-01-12  Marc Espie <espie@openbsd.org>
4677
4678         * system.h: handle YYBYACC like YYBISON.
4679
4680 2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>
4681
4682         PR target/10847
4683         * config.gcc: No longer includes conflicting header sparc/sol2.h when
4684         building on sparc64-*-openbsd*.
4685
4686 2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
4687
4688         PR debug/13539
4689         * dbxout.c (dbxout_type): Protected inheritance is not
4690         private but protected.
4691
4692 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
4693
4694         * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
4695
4696 2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>
4697
4698         PR optimization/12508.
4699         * combine.c (try_combine): Remove a dead set in a parallel
4700         even if its destination is a subreg.
4701
4702         Revert:
4703         2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
4704         * combine.c (simplify_set): Don't move a subreg in SET_SRC to
4705         SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
4706
4707 2004-01-12  Geoffrey Keating  <geoffk@apple.com>
4708
4709         * real.c: Update copyright date.
4710         * emit-rtl.c: Likewise.
4711         * rtl.h: Likewise.
4712         * dwarf2out.c: Likewise.
4713         * config/rs6000/darwin-ldouble.c: Likewise.
4714         * config/rs6000/rs6000.md: Likewise.
4715
4716 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
4717
4718         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
4719         TFmode to SImode libfuncs.
4720
4721 2004-01-12  Roger Sayle  <roger@eyesopen.com>
4722
4723         PR middle-end/11397
4724         * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
4725
4726 2004-01-12  Jan Hubicka  <jh@suse.cz>
4727
4728         PR opt/12826
4729         * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
4730         stored.
4731
4732         PR opt/12863
4733         * cfgcleanup.c (label_is_jump_target_p): Move to...
4734         * rtlanal.c (label_is_jump_target_p): ... here.
4735         * cfgrtl.c (cfg_layout_redirect_edge_and_branch):  Fix redirecting of fallthru
4736         edges unified with branch edges.
4737
4738 2004-01-12  Richard Earnshaw  <rearnsha@arm.com>
4739
4740         * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
4741         high word of an integral CONST_DOUBLE.
4742
4743 2004-01-12  Paul Brook  <paul@codesourcery.com>
4744
4745         * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
4746
4747 2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>
4748
4749         PR target/13585
4750         * sh-protos.h (check_use_sfunc_addr): Declare.
4751         * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
4752         * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
4753
4754 2004-01-12  Jan Hubicka  <jh@suse.cz>
4755
4756         * alias.c:  Invlude varray.h
4757         (alias_sets): Turn into varray.
4758         (get_alias_set_entry): Use VARRAY; mark inline.
4759         (mems_in_disjoint_alias_sets_p): Mark inline.
4760         (record_alias_subset): Use varray.
4761         (init_alias_once): Initialize varray.
4762         (new_alias_set): Grow array.
4763         * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
4764
4765 2004-01-12  Jan Hubicka  <jh@suse.cz>
4766
4767         Partial fix for PR opt/10776 II
4768         * cselib.c: Include params.h
4769         (cselib_invalidate_mem):  Limit amount of nonconflicting memory
4770         locations.
4771         * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
4772         * Makefile.in (cselib.o): Depend on params.h
4773
4774 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
4775
4776         * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
4777         simplify_unary_operation if the operand has a known mode.
4778
4779 2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>
4780
4781         PR target/13534
4782         * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
4783         predicate to handle 'ld' conform addresses.
4784         * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
4785         contraint.
4786         (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
4787         are memory contraints.
4788         * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
4789         New prototype.
4790         * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
4791         Change 'o' to 'Y' constraint.
4792         (*movdf_softfloat64): Ditto.
4793
4794 2004-01-12  Bernardo Innocenti  <bernie@develer.com>
4795
4796         * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
4797         brace-enclosed syntax in all C output statements.
4798
4799 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
4800
4801         PR target/13401
4802         * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4803         Objective-C language type value is 14.
4804
4805 2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>
4806
4807         PR c/12148
4808         * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
4809         `int' in a number of places to make sure we always have a SImode
4810         and not a HImode.  Add a 'L' suffix to a number of constants.
4811
4812 2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4813
4814         * pa.c: Don't include obstack.h.
4815
4816         * pa.md: Correct constraint in pattern for loading PIC label address.
4817
4818 2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>
4819
4820         * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
4821          before defining.
4822
4823 2004-01-11  Steven Bosscher  <stevenb@suse.de>
4824
4825         PR fortran/9972
4826         * toplev.c (rest_of_handle_inline): Also consider functions
4827         for deferral if the language is GNU F77.
4828
4829 2004-01-11  Zack Weinberg  <zack@codesourcery.com>
4830
4831         * c-decl.c (diagnose_arglist_conflict): Add missing space to
4832         diagnostic messages.
4833
4834 2004-01-11  Jakub Jelinek  <jakub@redhat.com>
4835
4836         PR middle-end/13392
4837         * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
4838         to drop through label.  Don't fall back to SCC even when conditional
4839         jump has not been found.
4840
4841 2004-01-11  Jan Hubicka  <jh@suse.cz>
4842
4843         * invoke.texi: Fix syntax error in previous patch.
4844
4845         Partial fix for PR opt/10776
4846         * Makefile.in (reload.o): Include param.h
4847         * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
4848         * reload.c: Include params.h.
4849         (find_equiv_reg): Work limiting check.
4850         * invoke.texi: Document.
4851
4852 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
4853
4854         * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
4855         out-of-bounds accesses to string constants.  Simplify mips16
4856         case accordingly.
4857
4858 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
4859
4860         PR optimization/13469
4861         * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
4862         reload_cse_regs (-fnon-call-exceptions only).
4863
4864 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
4865
4866         * config/mcore/lib1.asm: Fix comment formatting.
4867         * config/mcore/mcore-elf.h: Likewise.
4868         * config/mcore/mcore.c: Likewise.
4869         * config/mcore/mcore.h: Likewise.
4870         * config/mcore/mcore.md: Likewise.
4871
4872 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
4873
4874         * c-decl.c (duplicate_decls): Break apart into...
4875         (diagnose_arglist_conflict, validate_proto_after_old_defn)
4876         (locate_old_defn, diagnose_mismatched_decls, merge_decls):
4877         ... these new functions.  Restructure for comprehensibility.
4878         Remove various archaic special cases.  Always report the
4879         location of the previous declaration when a diagnostic is issued.
4880         (redeclaration_error_message): Fold into diagnose_mismatched_decls.
4881         (match_builtin_function_types): Delete unnecessary forward declaration.
4882
4883 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
4884
4885         * genautomata.c (make_automaton, NDFA_to_DFA):
4886         Print progress bars with '.' characters instead of '*'.
4887         (build_automaton): Change notes to match.
4888
4889 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
4890
4891         * config/m32r/m32r.md: Use define_constants for unspec and
4892         unspec_volatile.
4893
4894 2004-01-10  Jan Hubicka  <jh@suse.cz>
4895
4896         PR opt/11635
4897         * expr.c (expand_expr_real):  More curefully expand union casts.
4898
4899 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
4900
4901         * config/m32r/m32r.md (flush_icache): Use 1 for
4902         unspec_volatile.
4903
4904 2004-01-10  David Edelsohn  <edelsohn@gnu.org>
4905             James E Wilson  <wilson@specifixinc.com>
4906
4907         PR debug/12860
4908         * dbxout.c (dbxout_symbol): Remove initialization of
4909         current_sym_code, current_sym_value, and current_sym_addr.
4910         (dbxout_symbol_location): Same.
4911         (dbxout_prepare_symbol): Zero current_sym_code,
4912         current_sym_value, and current_sym_addr.
4913
4914 2004-01-10  Richard Sandiford  <rsandifo@redhat.com>
4915
4916         * tree.c (get_unwidened): Reorder conditions so that the null pointer
4917         check is done first.
4918
4919 2004-01-09  Eric Christopher  <echristo@redhat.com>
4920
4921         * toplev.c (rest_of_handle_cfg): Add reg_scan pass
4922         if we're running mark_constant_function.
4923
4924 2004-01-09  Jeff Bailey  <jbailey@nisa.net>
4925
4926         PR target/12561
4927         * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
4928
4929 2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>
4930
4931         PR debug/11231
4932         * dbxout.c (dbxout_type_fields): Return if any item is
4933         error_mark_node or the type is error_mark_node.
4934
4935 2004-01-09  Geoffrey Keating  <geoffk@apple.com>
4936
4937         * config/rs6000/darwin-ldouble.c: Add big comment explaining
4938         exactly what is expected as a 'long double'.
4939         (_xlqadd): When a value to be returned is representable as a
4940         'double', just return it directly, do not construct it using a union.
4941         Also, correct final fixup.
4942         (_xlqmul): Likewise.
4943         (_xlqdiv): Likewise.
4944         * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
4945
4946         * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
4947
4948 2004-01-09  Richard Henderson  <rth@redhat.com>
4949
4950         * recog.c (constrain_operands): Validate mem operands.
4951
4952 2004-01-09   James E Wilson  <wilson@specifixinc.com>
4953
4954         * gcc.c (init_spec): Remove -lunwind from shared case.
4955         * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
4956
4957 2004-01-09  Steve Ellcey  <sje@cup.hp.com>
4958
4959         * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
4960         * configure: Regenerate
4961
4962 2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>
4963
4964         PR c/11234
4965         * c-typeck.c (build_c_cast): If pedantic, warn for conversions
4966         between function and object pointers.
4967         (digest_init): When comparing a pointer to function type to the
4968         target type, only apply TREE_TYPE once to the pointer to function
4969         type.
4970         * except.c (for_each_eh_label_1): Treat data as a pointer to a
4971         function pointer rather than casting it to a function pointer.
4972         (for_each_eh_label): Update caller.
4973         * recog.h (struct insn_data): Use a struct or union for output.
4974         * genoutput.c (output_insn_data): Update.
4975         * final.c (get_insn_template): Update.
4976
4977 2004-01-09  Mark Mitchell  <mark@codesourcery.com>
4978
4979         * expr.h (expand_expr): Make it a macro, not a function.
4980         (expand_expr_real): New function.
4981         * expr.c (store_expr): Adjust logic for deciding whether or not to
4982         copy the value returned by expand_expr.
4983         (expand_expr): Rename to ...
4984         (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
4985         calls to language hooks.
4986         * c-common.h (c_expand_expr): Adjust prototype.
4987         * c-common.c (c_expand_expr): Add alt_rtl parameter.
4988         * langhooks-def.h (lhd_expand_expr): Change prototype.
4989         * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
4990         * langhooks.h (lang_hooks): Change type of expand_expr.
4991         * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
4992         (last_expr_alt_rtl): Likewise.
4993         (expand_expr_stmt_value): Set last_expr_alt_rtl.
4994         (clear_last_expr): Clear it.
4995         (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
4996         (expand_end_bindings): Save and restor last_expr_alt_rtl.
4997         * tree.def (RTL_EXPR): Give it an additional operand.
4998         * tree.h (RTL_EXPR_ALT_RTL): New macro.
4999
5000 2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
5001
5002         * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
5003         * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
5004
5005 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
5006
5007         PR target/13380.
5008         * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
5009         or (ne:SI (reg:CC 17) (const_int 0)).
5010         Be specific about modes wherever possible.
5011
5012 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
5013
5014         * config/m32r/m32r.c (m32r_expand_block_move): Call
5015         gen_movestrsi_internal with two more arguments.
5016         (m32r_output_block_move): Adjust operand numbers.
5017         Properly update the source and destination pointers.
5018         * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
5019         'r+'.  Change the set detinations to match_operand.
5020
5021 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
5022
5023         * final.c (FIRST_INSN_ADDRESS): Remove.
5024         (shorten_branches): Don't use FIRST_INSN_ADDRESS.
5025         * system.h (FIRST_INSN_ADDRESS): Poison.
5026         * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
5027         * config/m32r/m32r-protos.h: Remove the prototype for
5028         m32r_first_insn_address.
5029         * config/m32r/m32r.c (m32r_first_insn_address): Remove.
5030         * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
5031         * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
5032
5033 2004-01-09  J. Brobecker  <brobecker@gnat.com>
5034
5035         * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
5036         we just created.
5037         (is_ada_subrange_type): DIEs for enumeration subtypes should be
5038         emitted as subrange types too.
5039         (subrange_type_die): Add handling of enumeration subtypes.
5040
5041 2004-01-08  Richard Henderson  <rth@redhat.com>
5042
5043         PR opt/12441
5044         Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
5045         * i386.c (aligned_operand): Be prepared for SUBREGed registers.
5046         (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
5047         (ix86_address_cost): Be prepared for SUBREGed registers.
5048         (legitimate_address_p): Accept SUBREGed registers.
5049
5050 2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>
5051
5052         * Makefile.in: Rename configure.in to configure.ac
5053         * doc/sourcebuild.texi: Likewise.
5054         * configure: Regenerate.
5055         * config.in: Regenerate.
5056
5057 2004-01-08  Stuart Hastings  <stuart@apple.com>
5058
5059         * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
5060
5061 2004-01-08  Jan Hubicka  <jh@suse.cz>
5062
5063         * cgraphunit.c (cgraph_decide_inlining):  Fix typo.
5064
5065 2004-01-08  Geoffrey Keating  <geoffk@apple.com>
5066
5067         * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
5068         (UNSPEC_FIX_TRUNC_TF): New constant.
5069         (movtf_internal): Make splitter active only when insn is active.
5070         (extenddftf2): Rewrite to properly load zero into low part.
5071         (extenddftf2_internal): New.
5072         (extendsftf2): Rewrite.
5073         (truncdftf2): Correct length.
5074         (floatditf2): Delete.
5075         (fix_trunc_helper): New.
5076         (fix_trunctfdi2): Use fix_trunc_helper.
5077         (fix_trunctfsi2): Likewise.fix_trunc
5078         (fix_trunctfsi2_internal): New.
5079
5080         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
5081         addresses are legitimate on Darwin even when flag_pic.
5082         (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
5083         non-offsettable addresses for loads of TFmode constants.
5084
5085 2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
5086
5087         * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
5088         variables in the appropriate bss section.
5089
5090 2004-01-09  Alan Modra  <amodra@bigpond.net.au>
5091
5092         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
5093         target_flags has MASK_POWERPC64 when -m64.
5094         * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
5095         to 620, 630, power3, power4 and rs64a entries.
5096         * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
5097
5098 2004-01-08  Richard Sandiford  <rsandifo@redhat.com>
5099
5100         * simplify-rtx.c (simplify_immed_subreg): Fix construction of
5101         floating-point constants.
5102
5103 2004-01-08  J. Brobecker  <brobecker@gnat.com>
5104
5105         * dwarf2out.c (subrange_type_die): Add context_die parameter.
5106         Create the subrange_type DIE using the given context DIE.
5107         (modified_type_die): Update call to subrange_type_die.
5108
5109 2004-01-08  Zack Weinberg  <zack@codesourcery.com>
5110
5111         * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
5112         Add multiple-include guard.
5113
5114 2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
5115
5116         * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
5117         all vector constant loadable by vsplt*.
5118         (output_vec_const_move): Likewise.
5119
5120 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
5121
5122         PR c/6024
5123         * c-typeck.c (comptypes): Only treat enumerated types in the same
5124         translation unit as compatible with each other when they are the
5125         same type.
5126         * doc/extend.texi: Update.
5127
5128 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
5129
5130         PR c/12165
5131         * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
5132         array type from the array element type.
5133
5134 2004-01-07  Alan Modra  <amodra@bigpond.net.au>
5135
5136         * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
5137         * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
5138         * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
5139         (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
5140         * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
5141
5142 2004-01-06  Eric Christopher  <echristo@redhat.com>
5143
5144         * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
5145         (DWARF2_DEBUGGING_INFO): Define.
5146         (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
5147         * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
5148         * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
5149         for irix as.
5150         (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
5151         * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
5152         * config/mips/iris5gas.h: Ditto.
5153         (DBX_DEBUGGING_INFO): Remove.
5154         (DWARF2_DEBUGGING_INFO): Ditto.
5155         (MIPS_DEBUGGING_INFO): Ditto.
5156         (PREFERRED_DEBUGGING_TYPE): Ditto.
5157         * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
5158         (PREFERRED_DEBUGGING_TYPE): Ditto.
5159         (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
5160         * config/mips/elf64.h: Ditto.
5161
5162 2004-01-06  Jan Hubicka  <jh@suse.cz>
5163
5164         * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
5165         (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
5166
5167 2004-01-06  Geoffrey Keating  <geoffk@apple.com>
5168
5169         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
5170         (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
5171         * config/rs6000/darwin-ldouble.c: New.
5172
5173         * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
5174         for constants.
5175         (constant_subword): Delete.
5176         * rtl.h (constant_subword): Delete prototype.
5177         (immed_double_const): Is not in varasm.c.
5178         * simplify-rtx.c (simplify_immed_subreg): New.
5179         (simplify_subreg): Use simplify_immed_subreg.
5180
5181         * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
5182         than trying to generate RTL directly.
5183         (fix_trunctfsi2): Use expand_fix rather than trying to generate
5184         RTL directly.
5185
5186         * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
5187
5188 2004-01-06  David Edelsohn  <edelsohn@gnu.org>
5189
5190         * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
5191         function into a separate macro.
5192         (read_only_data_section): Add void argument.
5193         (private_data_section): Same.
5194         (read_only_private_data_section): Same.
5195         (toc_section): Same.
5196
5197 2004-01-06  Jan Hubicka  <jh@suse.cz>
5198
5199         * invoke.texi:  Remove typo in last change.
5200
5201         PR target/10301
5202         * config.gcc: Accept opteron and athlon-64 as variants
5203         of k8.
5204         * i386.c (override_options): Likewise.
5205         * invoke.texi (i386 -mtune): Expand documentation.
5206
5207 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
5208
5209         * alias.c: Fix comment typos.
5210         * builtins.c: Likewise.
5211         * cfg.c: Likewise.
5212         * df.c: Likewise.
5213         * dominance.c: Likewise.
5214         * dwarf2out.c: Likewise.
5215         * emit-rtl.c: Likewise.
5216         * expr.c: Likewise.
5217         * final.c: Likewise.
5218         * fold-const.c: Likewise.
5219         * gcse.c: Likewise.
5220         * genattrtab.c: Likewise.
5221         * genrecog.c: Likewise.
5222         * gensupport.c: Likewise.
5223         * ggc-zone.c: Likewise.
5224         * integrate.c: Likewise.
5225         * local-alloc.c: Likewise.
5226         * loop.c: Likewise.
5227         * recog.c: Likewise.
5228         * regmove.c: Likewise.
5229         * reg-stack.c: Likewise.
5230         * reorg.c: Likewise.
5231         * rtlanal.c: Likewise.
5232         * rtl.h: Likewise.
5233         * sched-ebb.c: Likewise.
5234         * simplify-rtx.c: Likewise.
5235         * toplev.c: Likewise.
5236         * varasm.c: Likewise.
5237
5238 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
5239
5240         * doc/install.texi: Fix typos.
5241         * doc/invoke.texi: Likewise.
5242         * doc/md.texi: Likewise.
5243
5244 2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
5245
5246         * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
5247
5248 2004-01-06  Jan Hubicka  <jh@suse.cz>
5249
5250         * i386.c (init_cumulative_args):  Add handling of MMX_REGPARM.
5251         (function_arg_advance):  Do not pass aggregates in SSE; deal handling
5252         of MMX_REGPARM.
5253         (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
5254         add MMX_REGPARM.
5255         * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
5256         (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
5257         (MMX_REGPARM_MAX): Similarly for -mmmx.
5258
5259 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5260
5261         * config/sh/linux.h: Fix comment formatting.
5262         * config/sh/netbsd-elf.h: Likewise.
5263         * config/sh/sh.c: Likewise.
5264         * config/sh/sh.h: Likewise.
5265         * config/sh/vxworks.h: Likewise.
5266
5267 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5268
5269         * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
5270         * toplev.c (output_file_directive): Don't use
5271         ASM_OUTPUT_MAIN_SOURCE_FILENAME.
5272
5273 2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>
5274
5275         * toplev.c: Fix broken checkin of 2003-12-30.
5276
5277 2004-01-05  Daniel Berlin  <dberlin@dberlin.org>
5278
5279         * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
5280         (USING_MMAP): We don't support non-mmap.
5281         (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
5282         large objects.
5283         (struct page_entry): Remove bytes_free.
5284         (struct page_table_chain): Remove.
5285         (struct globals): Remove page_table member.
5286         (loookup_page_table_entry): Function deleted.
5287         (set_page_table_entry): Ditto.
5288         (ggc_allocated_p): No longer need page table lookups.
5289         (ggc_marked_p): Ditto.
5290         (alloc_small_page): Don't care about bytes_free anymore.
5291         (alloc_large_page): Round up size.
5292         (ggc_alloc_zone_1): Mark large objects as such, and calculate
5293         their size the new way.
5294         Remove page table lookups and setting.
5295         (ggc_get_size): Calculate large object size the new way.
5296         (sweep_pages): Redo to account for fact that we no longer have
5297         bytes_free.
5298         (ggc_collect): No longer need to reincrement bytes_free.
5299         (ggc_pch_alloc_object): Handle new large objects properly.
5300         (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
5301
5302 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5303
5304         * doc/invoke.texi: Remove a page break.
5305
5306 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5307
5308         * config/avr/avr.c (avr_output_function_prologue): Remove an
5309         extra pair of curly braces.
5310
5311 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5312
5313         * config/mn10300/mn10300.c: Fix comment formatting.
5314         * config/mn10300/mn10300.h: Likewise.
5315
5316 2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
5317
5318         * tree.h: Update documentation on nothrow_flag.
5319         * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
5320         types.
5321
5322 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5323
5324         * doc/invoke.texi: Remove traces of dead ports.
5325
5326 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
5327
5328         * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
5329         option.
5330
5331 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
5332
5333         PR target/12945
5334         * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
5335         counter labels.
5336         * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
5337         (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
5338         string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
5339         the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
5340         (mips_symbol_insns): Don't trust the local/global classification.
5341         (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
5342         (override_options): Make -mabicalls -fno-unit-at-a-time imply
5343         -mno-explicit-relocs.
5344         (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
5345         between local and global symbols.
5346
5347 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
5348
5349         * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
5350         (mips_preferred_reload_class): Declare.
5351         * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
5352         (EXTRA_CONSTRAINT): Update accordingly.
5353         (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
5354         * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
5355         (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
5356         mips_dangerous_for_la25_p.
5357         (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
5358         if mips_dangerous_for_la25_p.
5359
5360 2004-01-05  Bernardo Innocenti  <bernie@develer.com>
5361
5362         * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
5363         warning.
5364
5365 2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>
5366
5367         * configure.ac: Use AC_PROG_CPP_WERROR.
5368         * configure: Regenerate.
5369
5370 2004-01-04  Zack Weinberg  <zack@codesourcery.com>
5371
5372         * .cvsignore: Add autom4te.cache.
5373
5374 2004-01-04  Richard Sandiford  <rsandifo@redhat.com>
5375
5376         * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
5377         -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
5378         -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
5379         then architecture options, then ABI options.  General rewording.
5380
5381 2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>
5382
5383         PR c/3414
5384         * doc/extend.texi: Clarify definition of malloc attribute.
5385
5386 2004-01-04  Jan Hubicka  <jh@suse.cz>
5387
5388         * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
5389         * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
5390         * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
5391         (cgraph_inline_p): Add extra argument reason.
5392         * cgraphunit.c: Minor formating fixes.
5393         cgraph_first_inlined_callee): New functions.
5394         (record_call_1): Record builtins too.
5395         (cgraph_analyze_function): Update inline_failed messages.
5396         (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
5397         cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
5398         (cgraph_check_inline_limits): Likewise; Add argument reason.
5399         (cgraph_set_inline_failed): New static function.
5400         (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
5401         reasons.
5402         (cgraph_inline_p): Add new argument reason.
5403         * tree-inline.c (expand_call_inline):  Update warning.
5404
5405 2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>
5406
5407         * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
5408         with modern equivalents.
5409         * configure: Regenerate.
5410
5411         * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
5412         * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
5413         * configure: Regenerate.
5414
5415         * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
5416
5417         * configure.in: Rename to configure.ac.
5418         * configure.ac: Renamed from configure.in; make minimum necessary
5419         changes for autoconf 2.5x.
5420         * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
5421         * configure: Regenerate with autoconf 2.57.
5422
5423 2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>
5424
5425         * config/mips/linux.h: Fix comment formatting.
5426         * config/mips/mips.c: Likewise.
5427         * config/mips/mips.h: Likewise.
5428         * config/mips/mips.md: Likewise.
5429         * config/mips/netbsd.h: Likewise.
5430         * config/mips/windiss.h: Likewise.
5431
5432 2004-01-02  Richard Henderson  <rth@redhat.com>
5433
5434         * config/i386/i386.md (fp constant pool splitter): Reorg suppression
5435         for sse and 387; add suppression for mmx.
5436
5437 2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>
5438
5439         * loop.c (loop_optimize): Free all loops_info's mems.
5440
5441         * c-typeck.c (finish_init): Free spelling_base before
5442         setting it again.
5443
5444         * cfgloop.c (flow_loops_find): Always free the sbitmap
5445         headers.
5446
5447         * predict.c (estimate_probability): Free bbs after being
5448         done with it.
5449
5450 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
5451
5452         * config/mn10300/mn10300.h (PREDICATE_CODES): Add
5453         const_8bit_operand and call_address_operand.
5454
5455 2004-01-02  Jan Hubicka  <jh@suse.cz>
5456
5457         * cgraphunit.c (cgraph_optimize_function):  Call optimize_inline_calls
5458         when there is nothing to inline but warnings are requested.
5459         (cgraph_decide_inlining):  Fix memory leak.
5460
5461 2004-01-02  Jan Hubicka  <jh@suse.cz>
5462
5463         * expr.c (store_constructor):  Fix pasto in previous patch.
5464
5465 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
5466
5467         * config/i386/cygming.h: Fix comment formatting.
5468         * config/i386/djgpp.h: Likewise.
5469         * config/i386/gthr-win32.c: Likewise.
5470         * config/i386/i386-interix.h: Likewise.
5471         * config/i386/i386.c: Likewise.
5472         * config/i386/i386.h: Likewise.
5473         * config/i386/openbsd.h: Likewise.
5474         * config/i386/winnt.c: Likewise.
5475         * config/i386/xm-mingw32.h: Likewise.
5476
5477 2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>
5478
5479         * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
5480         copyright and last modification dates.
5481
5482 2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>
5483
5484         * doc/install.texi (Specific): Mention x86_64.
5485
5486 2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
5487
5488         * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
5489         Call force_operand on plus_constant result.
5490
5491 2004-01-01  Jan Hubicka  <jh@suse.cz>
5492
5493         * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
5494         * expr.c (store_constructor): Use vec_init pattern.
5495         * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
5496         * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
5497         (vec_set_optab, vec_extract_optab, vec_init_optab): New.
5498         * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
5499         New patterns.
5500         (sse2_unpc?pd): Fix pattern.
5501         (sse2_movlpd): Kill.
5502         (sse2_movsd): Deal with movlpd too.
5503         * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
5504         (ix86_expand_vector_init): New.
5505         * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
5506         * md.texi (vec_set, vec_extract): Document
5507
5508 2003-12-31  Jan Hubicka  <jh@suse.cz>
5509
5510         PR opt/13473
5511         * recog.c (validate_replace_rtx_1):  Take care for RTL sharing inside
5512         ASM input operands
5513
5514         PR opt/12617
5515         * toplev.c (dump_file_index): Reorder ce3 and bbro.
5516         (dump_file): Likewise.
5517         (rest_of_compilation): Likewise.
5518
5519         PR debug/13367
5520         * cgraph.c (cgraph_function_possibly_inlined):  Even with
5521         flag_really_no_inline we inline always_inline functions.
5522         * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
5523         for non-always_inline functions when there is flag_really_no_inline.
5524         (cgraph_decide_inlining): Limit work done when not inlining.
5525         (cgraph_decide_inlining_incrementally): Likewise.
5526         (cgraph_optimize_function): Check whether something got inlined.
5527         * c-objc-common.c (c_disregard_inline_limits): Do not always inline
5528         extern inline functions when not inlining.
5529
5530         * opts.c (decode_options):  Disable crossjumping at -O1
5531         * invoke.texi (-O1): Document change.
5532
5533 See ChangeLog.10 for earlier changes.