gcc/ChangeLog

   1 2004-02-23  Zack Weinberg  <zack@codesourcery.com>
   2             Kazu Hirata  <kazu@cs.umass.edu>
   3
   4         Remove -fwritable-strings.
   5         * c-common.c (fix_string_type): Don't check
   6         flag_writable_strings.
   7         (fix_string_type): Likewise.
   8         * c-opts.c (set_std_c89): Don't initialize
   9         flag_writable_strings.
  10         (set_std_c99): Likewise.
  11         * common.opt (fwritable-strings): Remove.
  12         * flags.h: Remove the external declaration of
  13         flag_writable_strings.
  14         * opts.c (common_handle_option) <OPT_fwritable_strings>:
  15         Remove.
  16         * toplev.c (flag_writable_strings): Remove.
  17         (f_options): Remove an entry for writable-strings.
  18         * varasm.c (const_hash_1) <STRING_CST>: Don't check
  19         flag_writable_strings.
  20         (compare_constant) <STRING_CST>: Likewise.
  21         (build_constant_desc): Likewise.
  22         * config/darwin.c (machopic_select_section): Likewise.
  23         * config/arm/arm.c (AOF_ASSEMBLER): Likewise.
  24         * config/arm/pe.c (arm_pe_encode_section_info): Likewise.
  25         * config/iq2000/iq2000.c (iq2000_select_section): Likewise.
  26         * config/mips/mips.c (mips_select_section): Likewise.
  27         (mips_encode_section_info): Likewise.
  28         * config/pa/pa.c (pa_select_section): Likewise.
  29         * config/pa/pa.h (TEXT_SPACE_P): Likewise.
  30         * config/v850/v850.c (v850_select_section): Likewise.
  31         * doc/invoke.texi (-fwritable-strings): Remove.
  32         (-fno-const-strings): Don't mention -fwritable-strings.
  33         * doc/trouble.texi: Don't mention -fwritable-strings.
  34
  35 2003-02-23  Nathanael Nerode  <neroden@gcc.gnu.org>
  36
  37         * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57.
  38
  39 2003-02-23  Matt Austern  <austern@apple.com >
  40
  41         * config/darwin.h (SUBTARGET_OPTIONS): Add -mmacosx= option.
  42         (macosx_version_min_required): Declare global variable.
  43         * config/darwin-protos.h (darwin_parse_macosx_version_name): Declare.
  44         * config/darwin.c (macosx_version_min_required): Define variable.
  45         (darwin_macosx_vers_tbl): Define. Table mapping text strings of
  46         OS versions to numerical codes.
  47         (darwin_parse_macosx_version_name): Define.  Parse -mmacosx=,
  48         set macosx_version_min_required appropriately.
  49         * config/i386/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
  50         Invoke darwin_parse_macosx_version_name.
  51         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Add
  52         darwin_parse_macosx_version_name to Darwin option handling.
  53         * doc/invoke.texi (-mmacosx=): Document.
  54
  55 2004-02-23  Dale Johannesen  <dalej@apple.com>
  56
  57         * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
  58         (movdf_hardfloat64):  Ditto.
  59         (movdf_softfloat64):  Ditto.
  60
  61 2004-02-23  Fariborz Jahanian <fjahanian@apple.com>
  62         * config/rs6000/rs6000.c (function_arg): call to
  63         rs6000_mixed_function_arg for DFmode moved to allow
  64         normal DFmode incoming register assignment.
  65
  66 2004-02-23  Dale Johannesen  <dalej@apple.com>
  67
  68         * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
  69         (movdf_hardfloat64):  Ditto.
  70
  71 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
  72
  73         * convert.c, gcov-io.c, libgcov.c, sched-int.h, sibcall.c,
  74         config/rs6000/linux.h, config/rs6000/rs6000-c.c: Update
  75         copyright.
  76
  77 2004-02-23  Andrew Pinski  <pinskia@physics.uc.edu>
  78
  79         PR c/14156
  80         * c-typeck.c (c_expand_return): Change check for VAR_DECL
  81         to use DECL_P instead.
  82
  83         * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
  84         * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.
  85
  86 2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
  87
  88         * Makefile.in (opts.o): Depend on target.h.
  89         * opts.c (decode_options): Use targetm.default_short_enums
  90         instead of DEFAULT_SHORT_ENUMS.
  91         * system.h (DEFAULT_SHORT_ENUMS): Poison.
  92         * target-def.h (TARGET_DEFAULT_SHORT_ENUMS): New.
  93         (TARGET_INITIALIZER): Add TARGET_DEFAULT_SHORT_ENUMS.
  94         * target.h (gcc_target): Add default_short_enums.
  95         * config/cris/cris.h: Remove a comment about
  96         DEFAULT_SHORT_ENUMS.
  97         * config/ip2k/ip2k.h: Likewise.
  98         * doc/tm.texi (DEFAULT_SHORT_ENUMS): Change to
  99         TARGET_DEFAULT_SHORT_ENUMS.  Update the description.
 100
 101 2004-02-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
 102             Falk Hueffner  <falk@debian.org>
 103
 104         PR c/14188
 105         * builtins.c (expand_builtin_va_arg): Emit an informative message
 106         if a trap is generated.
 107         * c-typeck.c (build_function_call): Likewise.
 108
 109 2004-02-22  Jakub Jelinek  <jakub@redhat.com>
 110
 111         * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
 112         fopen.
 113         * libgcov.c: Include sys/stat.h.
 114         * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
 115         * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
 116         * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
 117         * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.
 118
 119 2004-02-22  Kazu Hirata  <kazu@cs.umass.edu>
 120
 121         * reorg.c: Remove comments about dead ports.
 122
 123 2004-02-22  Christopher Faylor  <cgf@redhat.com>
 124
 125         * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
 126         extra host object file when targetting cygwin rather than generic
 127         object files.
 128
 129 2004-02-22  Josef Zlomek  <zlomekj@suse.cz>
 130
 131         Merge from tree-ssa:
 132         2003-11-20  Richard Henderson  <rth@redhat.com>
 133
 134                 * tree-inline.c (insert_decl_map): New.
 135                 (remap_decl, remap_type, remap_block, copy_body_r,
 136                 initialize_inlined_parameters, declare_return_variable,
 137                 remap_save_expr): Use it.
 138
 139         * function.c (copy_body_r): Add mapping from id->ret_label to
 140         id->ret_label.  Revert test for ret_label.
 141
 142 2004-02-22  Jakub Jelinek  <jakub@redhat.com>
 143
 144         * genoutput.c (process_template): Strip trailing whitespace in @
 145         templates and issue a warning if there was any.
 146
 147 2004-02-21  Christopher Faylor  <cgf@redhat.com>
 148
 149         * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
 150         object file when targetting cygwin.
 151         * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
 152         overridden by top-level Makefile.
 153
 154 2004-02-21  Roger Sayle  <roger@eyesopen.com>
 155
 156         * config/i386/i386.c (standard_80387_constant_p): Also prefer
 157         the x87's load constant instructions when optimizing for size.
 158
 159 2004-02-21  Kazu Hirata  <kazu@cs.umass.edu>
 160
 161         * combine.c (SHIFT_COUNT_TRUNCATED): Remove.
 162         * defaults.h (SHIFT_COUNT_TRUNCATED): Provide the default.
 163         * expmed.c: Assume SHIFT_COUNT_TRUNCATED is always defined.
 164         * fold-const.c: Likewise.
 165         * simplify-rtx.c: Likewise.
 166
 167 2004-02-21  Alan Modra  <amodra@bigpond.net.au>
 168
 169         * combine.c (can_combine_p): Don't ignore SETs marked with
 170         REG_EH_REGION notes.
 171         (try_combine): When attemting to fix unrecognized insns, don't
 172         split a PARALLEL that contains the original i2.
 173
 174 2004-02-21  Ziemowit Laski  <zlaski@apple.com>
 175
 176         * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
 177         SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
 178         * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
 179         * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
 180         (vector, pixel, bool): #define to __vector, __pixel and __bool.
 181         (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
 182         portion of header.
 183         (__altivec_link_error_invalid_argument): Remove prototype; will use
 184         __builtin_altivec_compiletime_error("vec_*") instead.
 185         (vec_*): Fix/complete set of available operation overloads given the
 186         existence of distinct 'vector bool ...' and 'vector pixel' types; tighten
 187         cv-correctness of pointer arguments; in C, always check for correct
 188         argument types before macro expansion.
 189         * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
 190         defining Darwin/PowerPC-specific '-f[no-]altivec' and
 191         '-W[no-]altivec-long-deprecated' switches.
 192         * config/rs6000/rs6000-c (rs6000_cpu_cpp_builtins): Pre-define
 193         '__vector', '__pixel' and '__bool' macros using
 194         '__attribute__((altivec(...)))' types.
 195         * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
 196         bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
 197         bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
 198         New type nodes.
 199         (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
 200         handling '-W[no-]altivec-long-deprecated'.
 201         (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
 202         (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
 203         altivec_expand_dst_builtin): Remove casts from integer literals.
 204         (altivec_expand_builtin): Likewise; handle expansion of new
 205         '__builtin_altivec_compiletime_error' function.
 206         (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
 207         types, and make them distinct from other vector types; register
 208         '__builtin_altivec_compiletime_error' function.
 209         (print_operand): For 'P', print a full target register name instead of
 210         merely its number.
 211         (rs6000_attribute_table): Add "altivec" attribute.
 212         (rs6000_handle_altivec_attribute): New function.
 213         * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
 214         '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
 215         maps to).
 216         (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
 217         declare.
 218         (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.
 219
 220 2004-02-20  James E Wilson  <wilson@specifixinc.com>
 221
 222         * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed
 223         check.
 224         (shift_mix4left+2): Delete redundant pattern.
 225
 226 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
 227
 228         * alias.c (OUTGOING_REGNO): Don't define the default.
 229         * builtins.c (OUTGOING_REGNO): Likewise.
 230         (INCOMING_REGNO): Likewise.
 231         (apply_args_register_offset): Always use OUTGOING_REGNO.
 232         * combine.c (OUTGOING_REGNO): Likewise.
 233         * sibcall.c (OUTGOING_REGNO): Likewise.
 234         * defaults.h (INCOMING_REGNO): Provide the default.
 235         (OUTGOING_REGNO): Likewise.
 236
 237 2004-02-21  Jan Hubicka  <jh@suse.cz>
 238
 239         * params.def (max-peeled-insns, max-completely-peeled-insns,
 240         max-once-peeled-insns): Set to 400.
 241
 242 2004-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 243
 244         PR c++/12007
 245         * dbxout.c (dbxout_parms): Check that DECL_RTL and DECL_INCOMING_RTL
 246         are set for parameters before outputing debugging information.
 247
 248 2004-02-20  Falk Hueffner  <falk@debian.org>
 249
 250         PR target/14201
 251         * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
 252         numbers.
 253
 254 2004-02-20  Per Bothner  <per@bothner.com>
 255
 256         * input.h:  Don't #include line-map.h.  It may cause link problems
 257         with undefined linemap_line_start when line-map.h is included but
 258         line-map.o is not linked, as currently happens with gengtype on
 259         compilers that don't support inline.
 260         * toplev.c:  So we do have to explicitly #include line-map.h here.
 261
 262 2004-02-20  Richard Henderson  <rth@redhat.com>
 263
 264         * doc/invoke.texi: Add -Wvariadic-macros.
 265
 266 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
 267
 268         * haifa-sched.c (sched_emit_insn): Remove.
 269         * sched-int.h: Remove the corresponding prototype.
 270
 271 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
 272
 273         Revert:
 274         2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
 275         * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
 276         * system.h (DEFAULT_SHORT_ENUMS): Poison.
 277         * config/cris/cris.h: Remove a comment about
 278         DEFAULT_SHORT_ENUMS.
 279         * config/ip2k/ip2k.h: Likewise.
 280         * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
 281
 282 2004-02-20  Mohan Embar  <gnustuff@thisiscool.com>
 283             Tom Tromey  <tromey@redhat.com>
 284
 285         * doc/install.texi: Moved --disable-libgcj and
 286         --with-system-zlib documentation to new section for
 287         Java-specific options.
 288         Added explicit Cross-Compiler-Specific Options subheading.
 289         Added section for Java-specific options.
 290
 291 2004-02-20  Matt Kraai  <kraai@alumni.cmu.edu>
 292
 293         * doc/install.texi (Building the Ada compiler): Remove
 294         example.
 295
 296 2004-02-20  James E Wilson  <wilson@specifixinc.com>
 297
 298         * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.
 299
 300 2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
 301
 302         * gcc.c (process_command): Allow translation of the copyright
 303         symbol but not the rest of the copyright message.
 304         * gcov.c (print_version): Likewise.  Allow translation of the
 305         message about warranty.
 306
 307 2004-02-20  Hans-Peter Nilsson  <hp@axis.com>
 308
 309         * config/cris/cris.md ("*andsi_movu"): Correct parentheses in
 310         predicate.
 311         ("*andsi_clear"): Tweak constraints to not match postincrement.
 312         Adjust the predicate to exclude a volatile memory reference.
 313         ("*andhi_clear"): Ditto.  Rename from "*andhi_clear_signed".
 314         ("*andhi_clear_unsigned"): Remove, non-matching pattern.
 315
 316 2004-02-19  Matt Kraai  <kraai@alumni.cmu.edu>
 317
 318         * move-if-change: Remove.
 319         * Makefile.in (s-mlib, c-parse.y, s-check, s-gencheck)
 320         (s-specs, s-options, s-config, s-conditions, s-flags, s-codes)
 321         (s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep)
 322         (s-attr, s-attrtab, s-output, s-genrtl, s-modes, s-preds)
 323         (s-gtyp-gen, s-iov): Use the top level move-if-change.
 324         * objc/Make-lang.in (objc/objc-parse.y): Likewise.
 325
 326 2004-02-19  James E Wilson  <wilson@specifixinc.com>
 327
 328         * config/i386/i386.md (doloop_end_internal): Use nonimmediate_operand
 329         for operand2.  Add condition that requires register_operand operand2
 330         before reload.
 331
 332 2004-02-19  Richard Sandiford  <rsandifo@redhat.com>
 333             Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
 334
 335         * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
 336         * config/mips/mips.md: Expand comment above unaligned loads and stores.
 337
 338 2004-02-19  Richard Henderson  <rth@redhat.com>
 339
 340         * Makefile.in (STRICT2_WARN): Add -Wno-variadic-macros.
 341         * tree.c (build0, build1, build2, build3, build4): Split out from...
 342         (build): ... here.  Call them.
 343         * tree.h (build, _buildN1, _buildN2, _buildC1, _buildC2): New.
 344
 345         * convert.c (convert_to_integer): Remove extra build argument.
 346         * tree-inline.c (expand_call_inline): Likewise.
 347
 348 2004-02-19  Richard Henderson  <rth@redhat.com>
 349
 350         * c-opts.c (warn_variadic_macros): New.
 351         (c_common_handle_option): Set it.
 352         (sanitize_cpp_opts): Copy it to cpp_opts.
 353         * c.opt (Wvariadic-macros): New.
 354         * cpplib.h (struct cpp_options): Add warn_variadic_macros.
 355         * cppinit.c (cpp_create_reader): Initialize it.
 356         * cppmacro.c (parse_params): Check it.
 357
 358 2004-02-19  David Daney <ddaney@avtrex.com>
 359
 360         PR preprocessor/14198
 361         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
 362         builtin_assert ("machine=mips")
 363
 364 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
 365
 366         * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
 367         * system.h (DEFAULT_SHORT_ENUMS): Poison.
 368         * config/cris/cris.h: Remove a comment about
 369         DEFAULT_SHORT_ENUMS.
 370         * config/ip2k/ip2k.h: Likewise.
 371         * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
 372
 373 2004-02-19  Zack Weinberg  <zack@codesourcery.com>
 374
 375         * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
 376         when passing single SFmode quantities in general registers,
 377         put them in the high half.
 378
 379 2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
 380
 381         * doc/md.texi (Standard Names): Document additional dependency on
 382         fix pattern.
 383
 384         * optabs.c (ftruncify): Remove.
 385         (expand_fix): Manually inline ftruncify above.
 386         (can_fix_p): Add FIXME note.
 387
 388 2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
 389
 390         * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
 391         spe_fixuns_truncsfsi2.
 392
 393         * config/rs6000/rs6000.md (fixunssfsi2): Rename to
 394         fixuns_truncsfsi2.
 395
 396 2004-02-19  Steve Ellcey  <sje@cup.hp.com>
 397
 398         * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
 399         * testsuite/gcc.dg/20040219-1.c: New test.
 400
 401 2004-02-19  Ulrich Weigand  <uweigand@de.ibm.com>
 402
 403         * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
 404         "*subsf3_cconly"): Subtraction is not commutative.
 405
 406 2004-02-19  Zack Weinberg  <zack@codesourcery.com>
 407
 408         * sdbout.c (preinit_symbols, sdbout_initialized): New statics.
 409         (sdbout_symbol): If called before sdbout_init, queue DECL for
 410         later and return.
 411         (sdbout_init): Set sdbout_initialized true, process decls
 412         queued earlier by sdbout_symbol.
 413         (sdbout_finish): Use size_t for index variable.
 414
 415 2004-02-19  Jeff Law  <law@redhat.com>
 416
 417         * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
 418         for unordered comparison codes.
 419
 420 2004-02-19  Ian Lance Taylor  <ian@wasabisystems.com>
 421
 422         * reload1.c (reload): Correct comment.
 423         (scan_paradoxical_subregs): Remove #if 0 and old comment.
 424         * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
 425         register variables are not used by reload.
 426
 427 2004-02-19  Hans-Peter Nilsson  <hp@axis.com>
 428
 429         PR target/14209
 430         * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
 431         constraints to not match postincrement.  Adjust the predicate to
 432         exclude a volatile memory reference.
 433
 434 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
 435
 436         * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.
 437
 438 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
 439
 440         * hooks.c (hook_void_tree_int): Remove.
 441         (hook_void_constcharptr): Likewise.
 442         (hook_int_void_0): Likewise.
 443         * hooks.h: Remove the prototypes for the above three
 444         functions.
 445         * targhooks.c (hook_bool_machine_mode_true): Remove.
 446         * targhooks.h: Remove the prototype for
 447         hook_bool_machine_mode_true.
 448
 449 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
 450
 451         * emit-rtl.c (subreg_realpart_p): Remove.
 452         (reorder_insns_with_line_notes): Likewise.
 453         (end_full_sequence): Likewise.
 454         * rtl.h: Remove the prototype for the above functions.
 455
 456 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
 457
 458         * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
 459         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
 460         config/iq2000/iq2000.h, config/m32r/m32r.h,
 461         config/pdp11/pdp11.h, config/sparc/sparc.h,
 462         config/xtensa/xtensa.h: Remove commented-out or useless
 463         definitions of CASE_VECTOR_PC_RELATIVE.
 464
 465 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
 466
 467         * loop.c (all_sets_invariant_p): Remove.
 468
 469 2004-02-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
 470
 471         PR target/12916
 472         * config/sparc/sparc.h (NPARM_REGS): Delete.
 473         (BASE_RETURN_VALUE_REG): Likewise.
 474         (BASE_OUTGOING_VALUE_REG): Likewise.
 475         (BASE_PASSING_ARG_REG): Likewise.
 476         (BASE_INCOMING_ARG_REG): Likewise.
 477         * config/sparc/sparc.c (sparc_strict_argument_naming): Test
 478         TARGET_ARCH64, not TARGET_V9.
 479         (function_arg_slotno): Dispatch based on the mode class.
 480         Handle vector modes like floating-point modes.
 481         (function_arg_record_value_1): Handle vector types like
 482         floating-point types.
 483         (function_arg_record_value_2): Likewise.
 484         Calculate regno after mode transformation.
 485         (function_arg): Handle vector modes like floating-point modes.
 486         (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
 487         If ARCH64, do not recheck alignment.
 488         (function_arg_pass_by_reference): Reorder the conditions.
 489         (sparc_return_in_memory): Move after function_arg_padding.
 490         Implement calling conventions for vector modes.
 491         (sparc_struct_value_rtx): Move after sparc_return_in_memory.
 492         (function_value): Move scope of 'regbase'.
 493         Implement calling conventions for vector modes.
 494         (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
 495         and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
 496         (sparc_va_arg): Use function_arg_pass_by_reference to test whether
 497         the argument is passed by reference.
 498         (sparc_type_code): Handle vector types.
 499
 500 2004-02-19  Alan Modra  <amodra@bigpond.net.au>
 501
 502         * function.c (assign_parms): When building decl_rtl for
 503         SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.
 504
 505 2004-02-19  Olivier Hainque  <hainque@act-europe.fr>
 506
 507         * expr.c (is_aligning_offset): Check if we are aligning the
 508         expressions's address over BIGGEST_ALIGNMENT in bytes, not
 509         in bits.
 510
 511 2003-02-18  Matt Austern  <austern@apple.com>
 512
 513         * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
 514         LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
 515         (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
 516         defined.  Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
 517         spec string.
 518         * doc/tm.texi (REAL_LIBGCC_SPEC): Document.
 519
 520 2004-02-18  Zack Weinberg  <zack@codesourcery.com>
 521
 522         * dwarf2out.c (loclabel_num): Move outside #ifdef
 523         DWARF2_DEBUGGING_INFO and mark with GTY(()).
 524         * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
 525         Mark with GTY(()).
 526         (ia64_hpux_add_extern_decl): Save the decl, not the name string.
 527         Allocate memory with ggc_alloc.  No need to copy anything.
 528         (ia64_hpux_file_end): Update to match.
 529
 530 2004-02-18  Jakub Jelinek  <jakub@redhat.com>
 531
 532         * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
 533         by default.
 534
 535 2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
 536
 537         * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
 538         ("divmodtisi3"): Likewise.
 539         ("udivmoddi4", "udivmodtidi3"): Likewise.
 540         ("divmodsi4", "divmoddisi3"): Likewise.
 541         ("udivmodsi4", "udivmoddisi3"): Likewise.
 542         ("udivsi3", "umodsi3"): Likewise.
 543
 544 2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
 545
 546         * config/s390/s390.c (s390_mainpool_start): Delete the main pool
 547         placeholder insn when chunkifying the pool.
 548
 549 2004-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 550
 551         * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
 552         generating PIC code.
 553
 554 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 555
 556         * config/h8300/h8300-protos.h: Add a prototype for
 557         h8300_expand_branch.
 558         * config/h8300/h8300.c (h8300_expand_branch): New.
 559         * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
 560         bgtu, beq, bne): Call h8300_expand_branch().
 561
 562 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 563
 564         * config/h8300/h8300-protos.h: Add prototypes for
 565         h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
 566         * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
 567         (h8300_hard_regno_mode_ok): Likewise.
 568         * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
 569         h8300_hard_regno_nregs().
 570         (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().
 571
 572 2004-02-18  Per Bothner  <per@bothner.com>
 573
 574         * cpphash.h (struct cpp_buffer):  Restore return_at_eof field.  This
 575         partly reverts my 2003-10-01 change, because we're back to logically
 576         including <command line> inside the main line.
 577         * cpplex.c (_cpp_get_fresh_line):  Check return_at_eof field.
 578         * cppmacro.c (cpp_scan_nooutput):  Set return_at_eof of current buffer.
 579         Fixes PR preprocessor/14103.
 580
 581         * cppfiles.c (_cpp_stack_include):  When appropriate decrement
 582         line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
 583         (cpp_push_include):  Don't need to increment pfile's line field.
 584         * line-map.h (LAST_SOURCE_LINE_LOCATION):  Only decrement by 1.
 585
 586         * c-ppoutput.c (print struct):  New first_time field.
 587         (init_pp_output):  Set print.first_time.
 588         (pp_file_change):  Use print.first_time, rather than MAIN_FILE_P,
 589         which is set also for (say) <command line>.  Clear print.first_time.
 590
 591         * cppfiles.c (struct _cpp_file):  Comment and type for pch field
 592         does not match the code, so fix both.
 593         (should_stack_file):  Inline include_pch_p function.
 594         (include_pch_p):  Remove pointless function.
 595
 596         * cpphash.h (struct cpp_buffer):  Remove unused search_cached field.
 597
 598 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 599
 600         * config/h8300/h8300.md (four define_peephole2's): Use
 601         h8300_regs_ok_for_stm().
 602
 603 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 604
 605         * config/h8300/h8300-protos.h: Update the prototype for
 606         expand_a_rotate().
 607         * config/h8300/h8300.c (expand_a_rotate): Remove the first
 608         argument.
 609         * config/h8300/h8300.md: Update all callers.
 610
 611 2004-02-18  Jan Hubicka  <jh@suse.cz>
 612
 613         * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
 614         floats.
 615         (simplify_binary_operation): Deal with logicals on floats.
 616
 617         * i386.md (SSE fabs splitters): Emit new patterns.
 618         (SSE cmov splitters): Likewise.
 619         (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
 620         (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
 621         subregs.
 622         (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
 623         (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.
 624
 625 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 626
 627         * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
 628         by hand.
 629         (output_a_rotate): Tweak a comment.
 630         * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
 631         (*rotlhi3_1): Change to rotlhi3_1.
 632         (*rotlsi3_1): Change to rotlsi3_1.
 633
 634 2004-02-18  Richard Earnshaw  <rearnsha@arm.com>
 635
 636         PR target/13866
 637         * arm.c (load_multiple_operation): Don't insist that the source reg
 638         of a post-increment component is the same as the destination.
 639         (store_multiple_operation): Likewise.
 640
 641 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 642
 643         * config/h8300/h8300.md: Move movsf patterns into one section
 644         of the file.
 645
 646 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 647
 648         * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
 649         loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
 650         xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
 651         config/mips/linux64.h, config/pa/pa-64.h,
 652         config/rs6000/aix51.h, config/rs6000/aix52.h,
 653         config/rs6000/spe.md, config/sparc/linux.h,
 654         config/sparc/linux64.h: Update copyright.
 655
 656 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 657
 658         * config/h8300/h8300.md: Move push patterns into one
 659         section of the file.
 660
 661 2004-02-18  Mark Mitchell <mark@codesourcery.com>
 662
 663         PR c++/11326
 664         * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
 665         fntype.
 666
 667 2004-02-18  Paul Brook  <paul@codesourcery.com>
 668
 669         * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX
 670
 671 2004-02-18  Paul Brook  <paul@codesourcery.com>
 672
 673         PR debug/12934
 674         * dwarf2out.c (loc_descriptor_from_tree): Handle
 675         EXPR_WITH_FILE_LOCATION.
 676
 677 2004-02-18  Jakub Jelinek  <jakub@redhat.com>
 678
 679         * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
 680         testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
 681         trailing whitespace from instructions.
 682
 683 2004-02-17  Geoffrey Keating  <geoffk@apple.com>
 684
 685         * configure.ac: When generating auto-build.h, pass
 686         --enable-languages to the sub-configure.
 687         Put quotes around ${program_transform_name} when generating
 688         name of as, ld, nm, objdump.
 689         * configure: Regenerate.
 690
 691 2004-02-17  Matt Kraai  <kraai@alumni.cmu.edu>
 692
 693         * Makefile.in (s-check, s-config, s-conditions, s-flags)
 694         (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
 695         (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
 696         (s-preds, s-iov): Do not depend on move-if-change.
 697
 698 2004-02-17  James E Wilson  <wilson@specifixinc.com>
 699
 700         * caller-save.c (insert_restore): Pass mem through copy_rtx.
 701         (insert_save): Likewise.
 702
 703 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 704
 705         * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
 706         warning.
 707
 708 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 709
 710         * config/h8300/h8300.md (*one_complsi2_h8300): Change to
 711         *one_cmplsi2_h8300.
 712         (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.
 713
 714 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 715
 716         * config/h8300/h8300-protos.h: Update the prototype of
 717         fix_bit_operand().
 718         * config/h8300/h8300.c (fix_bit_operand): Remove the second
 719         argument "what".
 720         * config/h8300/h8300.md: Update all callers.
 721
 722 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 723
 724         * config/h8300/h8300.c (fix_bit_operand): Change the name of
 725         the last argument to "code" from "type".
 726
 727 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 728
 729         * config/h8300/h8300.c: Remove an extern declaration of
 730         rtx_equal_function_value_matters.
 731
 732 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 733
 734         * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
 735         by hand.
 736         * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
 737         (*iorqi3_1): Change to iorqi3_1.
 738         (*xorqi3_1): Change to xorqi3_1.
 739
 740 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 741
 742         * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
 743         typos.
 744
 745 2004-02-17  Jan Hubicka  <jh@suse.cz>
 746
 747         * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
 748
 749 2004-02-18  Alan Modra  <amodra@bigpond.net.au>
 750
 751         PR optimization/14119
 752         * combine.c (try_combine): When attemting to fix unrecognized insns,
 753         don't delete SETs marked with REG_EH_REGION notes.
 754
 755 2004-02-17  Ulrich Weigand  <uweigand@de.ibm.com>
 756
 757         * combine.c (simplify_if_then_else): Do not replace
 758         (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
 759         modes differ.
 760
 761 2004-02017  Steven Bosscher  <stevenb@suse.de>
 762
 763         * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
 764         function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
 765         tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
 766         * ada/utils.c: Likewise.
 767         * cp/decl.c: Likewise.
 768         * f/com.c: Likewise.
 769         * java/class.c: Likewise.
 770
 771 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 772
 773         * config/h8300/h8300.md: Fix comment typos.
 774
 775 2004-02-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 776
 777         * config/mips/t-iris6gld: Renamed to ...
 778         * config/mips/t-irix-gld: ... this.
 779         * config.gcc (mips-sgi-irix6*): Reflect this
 780         (mips-sgi-irix5*): Use it with GNU ld.
 781
 782         * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
 783         to ...
 784         * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
 785         * config/mips/t-irix-gld: Reflect this.
 786         * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
 787
 788         * config/mips/iris5gld.h: New file.
 789         * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
 790         Only use collect2 without gas.
 791
 792         * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
 793         Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
 794         (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
 795         * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
 796
 797         * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
 798         * config/mips/iris5.h: ... here.
 799
 800         * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
 801         IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
 802         (STARTFILE_SPEC, ENDFILE_SPEC): Define.
 803
 804         * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
 805         using irix_startfile_spec, irix_endfile_spec.
 806
 807 2004-02-16  Gunther Nikl  <gni@gecko.de>
 808
 809         * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.
 810
 811 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 812
 813         * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
 814         insns by hand.
 815
 816 2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 817
 818         * cfghooks.c (split_edge): Speed up updating of dominators.
 819
 820 2004-02-17  Mark Mitchell  <mark@codesourcery.com>
 821
 822         PR c++/11326
 823         * c-common.c (flag_abi_version): Remove.
 824         * c-common.h (flag_abi_version): Likewise.
 825         * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
 826         * c.opt (fabi-version): Remove.
 827         * calls.c (expand_call): Always pass a function type to
 828         struct_value_rtx.  Use convert_memory_address.
 829         * common.opt (fabi-version): Add it.
 830         * flags.h (flag_abi_version): Likewise.
 831         (abi_version_at_least): New macro.
 832         * opts.c (common_handle_option): Add OPT_fabi_version.
 833         * toplev.c (flag_abi_version): Define it.
 834         * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
 835         New function.
 836         (ia64_output_mi_thunk): Use it.
 837         (ia64_struct_value_rtx): Likewise.
 838
 839 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 840
 841         * config/h8300/h8300.c (h8300_emit_stack_adjustment):
 842         Don't generate insns by hand.
 843
 844 2004-02-17  Andrew Pinski  <pinskia@physics.uc.edu>
 845
 846         PR c++/14178
 847         * doc/invoke.texi (fabi-version): The default is 2 now.
 848
 849 2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 850
 851         * loop-iv.c: New file.
 852         * Makefile.in (loop-iv.o): New.
 853         * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
 854         * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
 855         num_loop_branches): New functions.
 856         * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
 857         iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
 858         find_simple_exit, iv_number_of_iterations, iv_analysis_done,
 859         get_simple_loop_desc, free_simple_loop_desc): Declare.
 860         (simple_loop_desc): New inline function.
 861         (struct rtx_iv, struct niter_desc): New.
 862         * cfgloopmanip.c (loopify): Specify semantics more precisely.
 863         * expr.c (force_operand): Handle subregs of expressions created by
 864         loop unroller.
 865         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
 866         parts of the initialization to toplev.c
 867         * loop-unroll.c (loop_exit_at_end_p): New.
 868         (unroll_and_peel_loops): Call iv_analysis_done.
 869         (decide_peel_once_rolling, decide_peel_completely,
 870         decide_unroll_stupid, decide_unroll_constant_iterations,
 871         decide_unroll_runtime_iterations, decide_peel_simple,
 872         peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
 873         unroll_loop_runtime_iterations): Use new simple loop analysis.
 874         * loop-unswitch.c (compare_and_jump_seq): New.
 875         (may_unswitch_on_p): Renamed to ...
 876         (may_unswitch_on): Use new iv analysis.
 877         (reversed_condition): Export.
 878         (unswitch_single_loop, unswitch_loop): Use new iv analysis.
 879         * predict.c (estimate_probability): Use new simple loop analysis.
 880         * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
 881         canon_condition, simplify_using_condition): Declare.
 882         * stor-layout.c (get_mode_bounds): New.
 883         * toplev.c (rest_of_handle_loop2): Some parts of
 884         initialization/finalization moved here from loop-init.c.
 885
 886 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 887
 888         * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
 889         pointer.
 890         (CALL_USED_REGISTERS): Likewise.
 891         (REG_ALLOC_ORDER): Likewise.
 892         (REG_CLASS) <GENERAL_REGS>: Likewise.
 893
 894 2004-02-16  Geoffrey Keating  <geoffk@apple.com>
 895
 896         * doc/md.texi (Insn Canonicalizations): Document left-chaining
 897         in associative operators.
 898         * rtlanal.c (commutative_operand_precedence): Create some new
 899         variables.  Prefer a commutative operand on the left, then
 900         binary expressions, then NEG and NOT.
 901
 902 2004-02-16  Matthias Klose  <doko@debian.org>
 903
 904         * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
 905         in terms of SHLIB_SOVERSION.
 906         * config/m68k/t-slibgcc-elf-ver: New file.
 907         * config/pa/t-slibgcc-elf-ver: New file.
 908         * config.gcc (m68k-linux, parisc-linux): Use them when not
 909         sjlj exceptions are not configured.
 910
 911 2004-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
 912
 913         * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).
 914
 915 2004-02-16  Zack Weinberg  <zack@codesourcery.com>
 916
 917         * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.
 918
 919 2004-02-16  Joseph S. Myers  <jsm@polyomino.org.uk>
 920
 921         * doc/sourcebuild.texi: Mention backends.html.
 922
 923 2004-02-16  Kazu Hirata  <kazu@cs.umass.edu>
 924
 925         * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
 926         line-map.c, line-map.h, var-tracking.c: Fix comment
 927         formatting.
 928
 929 2004-02-16  Richard Henderson  <rth@redhat.com>
 930
 931         * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.
 932
 933         * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.
 934
 935 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
 936
 937         * config/h8300/h8300.md: Remove unnecessary parallels from
 938         all define_insn and define_split patterns.
 939
 940 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
 941
 942         * config/h8300/h8300.md: Remove explicit (set_attr "cc"
 943         "clobber").
 944
 945 2004-02-15  Bernardo Innocenti  <bernie@develer.com>
 946
 947         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
 948         '%#'.
 949
 950 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
 951
 952         * config/ia64/ia64.c, config/mips/mips.c,
 953         config/mmix/mmix-modes.def: Fix comment typos.
 954
 955 2004-02-15  Roger Sayle  <roger@eyesopen.com>
 956
 957         * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
 958         (get_directive_line): Remove unused function prototype.
 959
 960 2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
 961
 962         * tree-inline.c (copy_body_r): Do not replace ret_label.
 963
 964 2004-02-14  Jan Hubicka  <jh@suse.cz>
 965
 966         * i386.c (x86_four_jump_limit): New variable.
 967         (k8_avoid_jump_misspredicts): Rename to ...
 968         (ix86_avoid_jump_misspredicts): .. this one.
 969         (ix86_pad_returns): Break out from ...
 970         (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
 971         to.
 972         * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.
 973
 974 2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
 975
 976         * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
 977         PARALLEL is NULL.
 978
 979 2004-02-14  Per Bothner  <per@bothner.com>
 980
 981         * fix-header.c (line_table):  Move local variable in main to global.
 982         * scan.h (line_table):  Use it.
 983         * scan-decls.c (scan_decls):  Need to call linemap_lookup on token's
 984         line (recently renamed to src_loc) before calling recognized_function.
 985
 986 2004-02-14  Matt Kraai  <kraai@alumni.cmu.edu>
 987
 988         * Makefile.in: Fix comment typos.
 989
 990 2004-02-14  Olivier Hainque  <hainque@act-europe.fr>
 991
 992         * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
 993         for start_value when it is directly moved into reg, and factorize
 994         the retrieval of GET_MODE (reg).
 995
 996 2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
 997
 998         * config/mips/mips-protos.h (mips_load_got_page): Delete.
 999         (mips_load_got_global): Delete.
1000         (mips_gotoff_page): Declare.
1001         * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
1002         (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
1003         UNSPEC_LOAD_GOT pattern rather than a MEM.
1004         (*load_got[sd]i): New patterns.
1005         * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
1006         (mips_load_got_page, mips_load_got_global): Delete.
1007         (mips_gotoff_page): New function.
1008         (override_options): Don't initialize mips_got_alias_set.
1009
1010 2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
1011
1012         * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
1013         (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
1014         (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
1015         (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
1016         (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
1017         * config/mips/mips.c: Fix some overly-long lines.
1018         (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
1019         (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.
1020
1021 2004-02-13  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1022
1023         * configure.ac: Search for as, ld below libexec/gcc.
1024         * configure: Regenerate.
1025
1026 2004-02-14  Ben Elliston  <bje@wasabisystems.com>
1027
1028         * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
1029         __builtin_arm_setwcx ().
1030         * config/arm/arm.c (arm_expand_builtin): Generate operands
1031         correctly and reverse their order in call to gen_iwmmxt_tmcr ().
1032
1033 2004-02-14  Ben Elliston  <bje@wasabisystems.com>
1034
1035         * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
1036         and "wmuluh" to "wmulsm" and "wmulum", respectively.
1037         * config/arm/arm.h (enum arm_builtins): Rename enumerators to
1038         ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
1039         * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
1040         (_mm_mulhi_pu16): Likewise.
1041
1042 2004-02-13  Zack Weinberg  <zack@codesourcery.com>
1043
1044         * xcoffout.c (xcoff_assign_fundamental_type_number): Check
1045         DECL_NAME != 0 before dereferencing.
1046
1047 2004-02-13  Ulrich Weigand  <uweigand@de.ibm.com>
1048
1049         * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
1050         (s390_output_addr_const_extra): Declare.
1051         (s390_output_pool_entry): Remove FILE * argument.
1052         * config/s390/s390.c (s390_output_symbolic_const): Remove.
1053         (s390_output_addr_const_extra): New function.
1054         (print_operand_address): Call output_addr_const instead of
1055         s390_output_symbolic_const.
1056         (print_operand): Likewise.
1057         (s390_output_pool_entry): Use assemble_integer for symbolic constants.
1058         Remove FILE * argument.
1059         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1060         * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
1061         call.
1062
1063 2004-02-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1064
1065         * cfgloopanal.c (mark_irreducible_loops): Rewriten.
1066         (struct edge, struct vertex, struct graph): New.
1067         (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
1068         free_graph): New functions.
1069
1070 2004-02-12  Chris Demetriou  <cgd@broadcom.com>
1071
1072         * config/mips/mips.md (casesi_internal, casesi_internal_di):
1073         Use ".set macro" to avoid warnings about multi-instruction
1074         macros, since they're intentional.
1075
1076 2004-02-12  Geoffrey Keating  <geoffk@apple.com>
1077
1078         * config/darwin.h: Add include guards.  Remove old, now incorrect,
1079         comment about STANDARD_EXEC_PREFIX.
1080
1081         * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
1082         $(GCOV_INSTALL_NAME) to install manpages.  Remove generic rule
1083         for installing .1 manpages.  Add rules for installing cpp
1084         and gcov manpages under their installed names.
1085
1086 2004-02-12  Alexandre Oliva  <aoliva@redhat.com>
1087
1088         * configure.ac (gcc_cv_ld): Don't set to LD if target is not
1089         host, but try LD_FOR_TARGET first.
1090         * configure: Rebuilt.
1091
1092 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
1093
1094         * dbxout.c: Move declaration of dbxout_type_decl outside
1095         #ifdef DBX_DEBUGGING_INFO.
1096         * c-parse.in: Don't give the asmdef production a type.
1097
1098 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
1099
1100         * debug.h (struct gcc_debug_hooks): Add type_decl field.
1101         (debug_nothing_tree_int): Prototype.
1102         (dwarf_debug_hooks): Delete, unused.
1103         * debug.c (do_nothing_debug_hooks): Update.
1104         (debug_nothing_tree_int): New function.
1105         * langhooks.h (struct lang_hooks_for_decls):
1106         Remove builtin_type_decls field.
1107         * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
1108         (LANG_HOOKS_DECLS): Update.
1109         * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
1110         Use debug_hooks->type_decl.
1111         * dbxout.c (preinit_symbols): New static.
1112         (dbx_debug_hooks, xcoff_debug_hooks): Update.
1113         (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
1114         lang_hooks.decls.builtin_type_decls.  Do scan preinit_symbols
1115         for symbols to output.
1116         (dbxout_type_decl): New function.
1117         (dbxout_symbol): If called before dbxout_init has run, queue
1118         the symbol for later.  Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
1119         to TYPE_DECLs before emitting them.
1120         * xcoffout.c (assign_type_number): Delete.
1121         (xcoff_type_numbers): New static table.
1122         (xcoff_assign_fundamental_type_number): New function.
1123         * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
1124         DBX_OUTPUT_STANDARD_TYPES.  Remove unnecessary #ifdefs.
1125         * sdbout.c: Include varray.h.
1126         (deferred_global_decls): New static.
1127         (sdb_debug_hooks): Update.
1128         (sdbout_global_decl): If we can't emit something right now,
1129         remember it in deferred_global_decls.
1130         (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
1131         (sdbout_init): Initialize deferred_global_decls.
1132         * Makefile.in: Update dependencies of sdbout.o.
1133         * dwarf2out.c (dwarf2out_type_decl): New function.
1134         (dwarf2_debug_hooks): Update.
1135         * vmsdbgout.c (vmsdbg_debug_hooks): Update.
1136         * c-decl.c (getdecls): Just return 0.
1137         (check_for_loop_decls): Don't use getdecls.
1138         (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
1139         * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.
1140
1141 2004-02-12  Ulrich Weigand  <uweigand@de.ibm.com>
1142
1143         * config/s390/s390.c (s390_sched_reorder2): Remove.
1144         (TARGET_SCHED_REORDER2): Do not redefine.
1145
1146 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
1147
1148         * c-parse.in (maybe_type_qual): Delete.
1149         (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
1150         (asm_argument): New grammar rules.
1151         (extdef_1): Use asmdef.
1152         (maybeasm): Move down with other asm rules; use simple_asm_expr.
1153         (xexpr): Move up with other expression rules.
1154         (stmt): Use asm_stmt.
1155
1156         * c-typeck.c (build_asm_expr): New function - body mostly
1157         pulled from build_asm_stmt.
1158         (build_asm_stmt): Just handle tacking on the volatile qualifier.
1159         * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.
1160
1161 2004-02-12  Richard Sandiford  <rsandifo@redhat.com>
1162
1163         PR bootstrap/13617
1164         * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
1165         (mips_declare_object): Make variadic.
1166         * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
1167         mips_output_aligned_decl_common.
1168         * config/mips/mips.c (mips_output_aligned_decl_common): New function.
1169         (mips_declare_object): Make variadic.
1170
1171 2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1172
1173         * function.c (update_epilogue_consts): Teach about binary operations.
1174
1175         * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
1176         previous MEM_VOLATILE in REF.
1177         * function.c (fixup_var_refs): Save volatile_ok and set to 1.
1178         * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.
1179
1180 2004-02-12  Gunther Nikl  <gni@gecko.de>
1181
1182         * config.gcc: Restore support for m68k-openbsd.
1183
1184 2004-02-12  Jan Hubicka  <jh@suse.cz>
1185
1186         * tree-optimize.c (tree_rest_of_compilation): Do not release
1187         DECL_ARGUMENTS.
1188
1189 2004-02-11  Matt Kraai  <kraai@alumni.cmu.edu>
1190
1191         * doc/install.texi: Fix the spelling of "explicitly".
1192
1193 2004-02-11  Eric Christopher  <echristo@redhat.com>
1194
1195         * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
1196         duplicate argument structure of cpp_interpret_string.
1197         * cpphash.h: Move prototype...
1198         * cpplib.h: Here.
1199         * cpplib.c: Fix calls to match new function signature.
1200
1201 2004-02-11  Joseph S. Myers  <jsm@polyomino.org.uk>
1202
1203         PR c/456
1204         * cppexp.c (num_binary_op): Don't allow comma operators in #if
1205         constant expressions at all outside C99 mode if pedantic.
1206
1207 2004-02-11  Uros Bizjak  <uros@kss-loka.si>
1208
1209         * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
1210         (log10_optab, log2_optab): Define corresponding macros.
1211         * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
1212         * genopinit.c (optabs): Implement log10_optab and log2_optab
1213         using log10?f2 and log2?f2 patterns.
1214         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
1215         using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
1216         (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
1217         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1218
1219         * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
1220         log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
1221         log2, log2f and log2l built-ins as inline x87 intrinsics.
1222
1223 2004-02-11  Richard Henderson  <rth@redhat.com>
1224
1225         PR target/1532
1226         * flow.c (insn_dead_p): A clobber of a dead hard register is a
1227         dead insn after reload.
1228
1229 2004-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
1230
1231         * tree.h (frame_base_decl): Add GTY marker.
1232         * var-tracking.c (frame_base_decl): Likewise.
1233
1234 2004-02-11  Daniel Berlin  <dberlin@dberlin.org>
1235
1236         * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
1237         incorrect, hunk.
1238         (add_location_or_const_value_attribute): Use text_section_label,
1239         not TEXT_SECTION_NAME.
1240
1241 2004-02-11  Per Bothner  <per@bothner.com>
1242
1243         Represent column numbers using line-map's source_location.
1244         The "next available source_location" is now managed internally by
1245         line-maps.c rather than by clients.
1246         * line-map.h (struct line_map):  New field column_bits.
1247         <from_line>:  Rename field to start_location.
1248         (struct line_maps):  New fields highest_location and max_column_hint.
1249         (linemap_check_files_exited):  New declaration.
1250         (linemap_line_start):  New declaration.
1251         (linemap_add):  Remove from_line parameter; use highest_location field.
1252         (SOURCE_LINE, LAST_SOURCE_LINE):  Modify to use column_bits.
1253         (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION):  New macros.
1254         (CURRENT_LINE_MAP):  Remove macro.
1255         (linemap_position_for_column):  New inline function.
1256         * line-map.c (linemap_init):  Clear new fields.
1257         (linemap_check_files_exited):  New function, extracted from ...
1258         (linemap_free):  Use linemap_check_files_exited.
1259         (linemap_add):  Remove from_line parameter.  Various updates.
1260         (linemap_line_start):  New function.
1261         (linemap_lookeup):  Update for new field names.
1262         * cpphash.h (struct cpp_reader) <map>:  Field removed.  Because
1263         linemap_position_for_column may unpredictably change the current map,
1264         it is cleaner and simpler for us to not cache it in cpp_reader.
1265         (struct cpp_buffer):  New sysp field.
1266         Changed warned_cplusplus_comments and from_stage3 to bitfields.
1267         * cppinit.c (cpp_read_min_file):  pfile->map no longer exists.
1268         * cpplib.c (do_line, do_linemarker, _cpp_do_file_change):  Get
1269         current map using linemap_lookup.
1270         (do_linemarker):  Also set buffer's sysp field.
1271         (destringize_and_run):  No longer need to decrement current line.
1272         * cppfiles.c (_cpp_stack_file):  Set sysp from and in buffer.
1273         (search_path_head, open_file_failed):  Use buffer's sysp.
1274         (cpp_make_system_header):  Get current map using linemap_lookup.
1275         Also set buffer's sysp flag.
1276         * cppmacro.c (_cpp_builtin_macro_text):  Likewise use linemap_lookup.
1277         * cpphash.h (CPP_INCREMENT_LINE):  New macro.
1278         (struct cpp_buffer):  Moved fields saved_cur, saved_rlimit to ...
1279         (struct cpp_reader):  ... and adding saved_line_base field.
1280         * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
1281         Update accordingly.  Don't adjust line.
1282         (_cpp_scan_out_logical_line):  Use CPP_INCREMENT_LINE.
1283         * cpphash.c (CPP_IN_SYSTEM_HEADER):  Replaced macro by ...
1284         (cpp_in_system_header):  ... new inline function, using buffer's sysp.
1285         * cpperror.c (_cpp_begin_message):  Update to use cpp_in_system_header.
1286         * cpplex.c (_cpp_lex_direct):  Likewise.
1287         * cppmacro.c (_cpp_builtin_macro_text):  Likewise.
1288         * cppmacro.c (_cpp_create_definition):  Use buffer's sysp field.
1289         * cpplib.h (struct cpp_token):  Rename line field to src_loc.
1290         Remove col field as it is now subsumed by src_loc.
1291         * cpperror.c:  Update various field, parameter, and macro names.
1292         (print_location):  If col==0, try SOURCE_COLUMN of line.
1293         (cpp_error):  Use cur_token's src_loc field, rather than line+col.
1294         * cpplib.c (do_diagnostic):  Token's src_loc fields replaces line+col.
1295         * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
1296         _cpp_skip_block_comment):  Use CPP_INCREMENT_LINE.
1297         (_cpp_temp_token):  Replace cpp_token's line+col fields by src_loc.
1298         (_cpp_get_fresh_line):  Don't need to adjust line for missing newline.
1299         (_cpp_lex_direct):  Use linemap_position_for_column.
1300         * c-ppoutput.c (maybe_print_line, print_line):  Don't take map
1301         parameter.  Instead get it from the line_table global.  Adjust callers.
1302         (print):  Remove map field.  Replace line field to src_line.
1303         (init_pp_output, account_for_newlines, maybe_print_line):  Adjust.
1304         (cb_line_change):  Use SOURCE_COLUMN.  Minor optimizations.
1305         (pp_file_change):  Use MAIN_FILE_P since we cannot checked print.map.
1306         Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
1307         * cpptrad.c (copy_comment):  Rename variable.
1308         * c-lex.c (map):  Remove static variable, for same reason we removed
1309         cpp_reader's map field.
1310         (cb_line_change, cb_def_pragma, cb_define, cb_undef):  Hence we need
1311         to call linemap_lookup.
1312         (cb_line_change):  Token's line field replaced by src_loc.
1313         (fe_file_change):  Use MAINFILE_P and LAST_SOURCE_LINE macros.
1314         Don't save new_map.
1315
1316         * cpphash.h, cpperror.c, cpplib.h:  Some renames of fileline to
1317         source_location.
1318
1319 2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
1320
1321         * config/rs6000/altivec.md (*movv4si_internal): At least one
1322         operand must be register_operand.
1323         (*movv8hi_internal1): Likewise.
1324         (*movv16qi_internal1): Likewise.
1325         (*movv4sf_internal1): Likewise.
1326
1327 2004-02-10  Aldy Hernandez  <aldyh@redhat.com>
1328
1329         * config/rs6000/spe.md ("*movv2si_internal"): Check for register
1330         operand.
1331         (movv4hi_internal): Same.
1332         (movv2sf_internal): Same.
1333         (movv1di_internal): Same.
1334
1335 2004-02-11  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>
1336
1337         * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
1338         TARGET_OLDABI consistently.
1339         * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
1340         mips_va_arg,override_options,compute_frame_size,
1341         mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
1342         ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
1343         and TARGET_OLDABI consistently.
1344         * config/mips/mips.md (exception_receiver): Likewise.
1345         * config/mips/linux64.h: Likewise.
1346
1347 2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
1348
1349         * gcc/config/rs6000/rs6000.c (rs6000_override_options)
1350         Set AltiVec ABI and vrsave as default for ppc64 linux.
1351         (init_cumulative_args): Post error, if try to return
1352         value in AltiVec register without enable AltiVec.
1353         (function_arg_advance): Ditto for passing arguments.
1354
1355 2004-02-11  Richard Sandiford  <rsandifo@redhat.com>
1356
1357         * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
1358         a label before updating its usage count.
1359
1360 2004-02-10  Matt Kraai  <kraai@alumni.cmu.edu>
1361
1362         * doc/install.texi: Remove extra cd.
1363
1364 2004-02-10  Ziemowit Laski  <zlaski@apple.com>
1365
1366         * c-common.c (vector_size_helper): Remove; call
1367         reconstruct_complex_type() instead.
1368         * tree.c (reconstruct_complex_type): New function
1369         (formerly vector_size_helper() in c-common.c).
1370         (make_vector): Make externally visible.
1371         * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
1372
1373 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
1374
1375         * config/h8300/h8300-protos.h: Add a prototype for
1376         h8300_regs_ok_for_stm.
1377         * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
1378         * config/h8300/h8300.md (stm_h8300s_2_advanced,
1379         stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
1380         stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
1381         stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
1382         ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
1383         ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
1384         ldm_h8300s_4_normal, ldm_h8300s_4): Use
1385         h8300_regs_ok_for_stm().
1386
1387 2004-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
1388
1389         PR c/14088
1390         real.c (real_from_string): Look for 'X' as well as 'x' in
1391         hexfloat strings.
1392
1393 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
1394
1395         * config/h8300/h8300.md: Remove an incorrect comment about
1396         peephole2.  Add comments.
1397
1398 2004-02-10  Josef Zlomek  <zlomekj@suse.cz>
1399
1400         PR/14058
1401         * emit-rtl.c (set_decl_incoming_rtl): New.
1402         * tree.h (set_decl_incoming_rtl): New.
1403         * function.c (assign_parms): Use set_decl_incoming_rtl for setting
1404         DECL_INCOMING_RTL.
1405         * ada/misc.c (adjust_decl_rtl): Likewise.
1406
1407 2004-02-10  Per Bothner  <per@bothner.com>
1408
1409         * c-opts.c (c_common_post_options):   Don't emit working directory
1410         in cpp output if -P was specified.
1411
1412 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
1413
1414         PR c/14092
1415         * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
1416         negate_expr back to the original type.
1417
1418 2004-02-10  Alan Modra  <amodra@bigpond.net.au>
1419
1420         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
1421         bump retaddr here.
1422
1423 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
1424
1425         * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
1426         gen_lowpart_SUBREG): Move under the file in which they
1427         are actually declared.
1428
1429 2004-02-10  Arnaud Charlet  <charlet@act-europe.fr>
1430
1431         * doc/sourcebuild.texi: Add libada documentation.
1432
1433         * doc/install.texi: Update documentation on Ada build, now
1434         that the GNAT lib and tools are built automatically.
1435
1436 2004-02-10  Richard Sandiford  <rsandifo@redhat.com>
1437
1438         * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
1439         && TARGET_IRIX.
1440
1441 2004-02-09  Ziemowit Laski  <zlaski@apple.com>
1442
1443         * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
1444         boundaries outside build_component_ref() call (a macro in ObjC++).
1445
1446 2004-02-09  Bob Wilson  <bob.wilson@acm.org>
1447
1448         * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
1449         (init_cumulative_args): Likewise.
1450         (a7_overlap_mentioned_p): Delete prototype.
1451         * config/xtensa/xtensa.c (struct machine_function): Replace
1452         incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
1453         Add set_frame_ptr_insn field.
1454         (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
1455         (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
1456         if the operand is an argument in a7.  If so, copy a7 to a new pseudo
1457         at the function entry and replace the operand with the pseudo.
1458         (init_cumulative_args): Remove unused arguments.  Add new "incoming"
1459         argument and record this flag in CUMULATIVE_ARGS.
1460         (function_arg): Remove result_mode and special-case code to handle
1461         arguments in a7.  Instead, set need_a7_copy flag when there is an
1462         incoming argument in a7.
1463         (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
1464         and use the value recorded in cfun->machine->set_frame_ptr_insn.
1465         (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
1466         need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
1467         special-case code.
1468         (a7_overlap_mentioned_p): Delete.
1469         * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
1470         (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
1471         arguments to init_cumulative_args and pass "incoming" flag instead.
1472         (BLOCK_REG_PADDING): Delete.
1473         * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
1474         checks for reload_in_progress and reload_completed.  Update calls to
1475         xtensa_copy_incoming_a7.
1476         (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
1477         to call xtensa_copy_incoming_a7.
1478
1479 2004-02-09  DJ Delorie  <dj@redhat.com>
1480
1481         * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
1482         longer modify standard_exec_prefix, standard_bindir_prefix, or
1483         standard_startfile_prefix.
1484
1485 2004-02-09  James E Wilson  <wilson@specifixinc.com>
1486
1487         PR c++/11295
1488         * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
1489         to expand_expr_real call, and pass in alt_rtl as last argument.
1490
1491         PR libstdc++/5625
1492         * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
1493         * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
1494         * builtins.def (BUILT_IN_EXTEND_POINTER): New.
1495         * except.c (expand_builtin_extend_pointer): New.
1496         * except.h (expand_builtin_extend_pointer): Declare.
1497
1498 2004-02-09  David Edelsohn  <edelsohn@gnu.org>
1499
1500         * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
1501         unaligned loads and stores.
1502
1503 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1504
1505         * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
1506         * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
1507
1508         * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
1509         * config/mips/iris5.h: ... here.
1510         * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
1511
1512         * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
1513         * config/mips/iris5.h: ... here.
1514
1515 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1516
1517         * configure.ac: Remove default executable files before AC_PROG_CC.
1518         * configure: Regenerate.
1519
1520 2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
1521
1522         PR target/13721
1523         * config/h8300/h8300.c (byte_reg): Call abort() if asked to
1524         print a operand other than a register.
1525
1526 2004-02-09  Roger Sayle  <roger@eyesopen.com>
1527
1528         * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
1529         tree code rather than call fold_convert, which doesn't specify a
1530         default floating point to integer conversion.
1531
1532 2004-02-08  Bernardo Innocenti  <bernie@develer.com>
1533
1534         * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
1535         code to support SGS assembler.  Reformat adjacent code where possible.
1536         * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
1537         definition.
1538         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
1539         for '%#'.
1540         * config/m68k/linux.h, config/m68k/m68k.c,
1541         * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
1542         macros and asm_printf() format strings.
1543         * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
1544         * config/m68k/linux.h: Update copyright.
1545         * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
1546
1547 2004-02-08  Andreas Schwab  <schwab@suse.de>
1548             Bernardo Innocenti  <bernie@develer.com>
1549
1550         * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
1551         REGISTER_PREFIX.
1552         * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
1553         frame pointer register, overridable by OS targets.
1554         * (M68K_REGNAME): Macro to obtain register name for asm output,
1555         eventually replacing %a6 with M68K_FP_REG_NAME.
1556         * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
1557         * config/m68k/linux.h (REGISTER_NAMES): Likewise.
1558         * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
1559         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
1560         * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
1561
1562 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
1563
1564         * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
1565         hook_rtx_tree_int_null.
1566         * targhooks.c (default_struct_value_rtx): Remove.
1567         * targhooks.h: Remove the prototype for
1568         default_struct_value_rtx.
1569         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
1570         config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
1571         config/ip2k/ip2k.c, config/iq2000/iq2000.c,
1572         config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
1573         config/mn10300/mn10300.c, config/pdp11/pdp11.c,
1574         config/rs6000/rs6000.c, config/s390/s390.c,
1575         config/stormy16/stormy16.c, config/v850/v850.c,
1576         config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
1577         * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
1578
1579 2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
1580
1581         * README.Portability: Change "ISO C89" to "ISO C90".
1582         * c-parse.in (primary, initelt): Likewise.
1583
1584 2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
1585
1586         * real.c (encode_ibm_extended): Normalize the input value before
1587         converting it to a double.  Handle the case where a normal value
1588         rounds to infinity.
1589
1590 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
1591
1592         * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
1593         warning.
1594         * cse.c (preferrable): Change to preferable. Update all of its
1595         callers.
1596         * genautomata.c (ainsn): Change
1597         first_ainsn_with_given_equialence_num to
1598         first_ainsn_with_given_equivalence_num.  Update all of its
1599         references.
1600
1601 2004-02-08  Jan Hubicka  <jh@suse.cz>
1602
1603         * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
1604
1605 2004-02-07  David Edelsohn  <edelsohn@gnu.org>
1606
1607         * function.c (assign_parms): Fix formatting.
1608
1609 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1610
1611         * default.h (PROMOTE_PROTOTYPES): Remove.
1612         * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
1613         STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
1614         EXPAND_BUILTIN_SAVEREGS): Poison.
1615         * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
1616         hook_bool_tree_false.
1617         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1618         * target.h: Replace SETUP_INCOMING_VARARGS with
1619         targetm.calls.setup_incoming_varargs().
1620         * targhooks.c (default_promote_function_return): Remove.
1621         (default_promote_prototypes): Likewise.
1622         (default_struct_value_rtx): Always abort().
1623         (default_expand_builtin_saveregs): Always print an error
1624         message.
1625         (default_setup_incoming_varargs): Do nothing.
1626         (default_pretend_outgoing_varargs_named): Don't depend on
1627         SETUP_INCOMING_VARARGS.
1628         * targhooks.h: Remove the prototype for
1629         default_promote_function_return and
1630         default_promote_prototypes.
1631
1632 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1633
1634         * system.h (SHARED_SECTION_ASM_OP): Poison.
1635         * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
1636         * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
1637
1638 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
1639
1640         Bug 13856
1641         * c-decl.c (diagnose_mismatched_decls): Only give special
1642         treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
1643         is also true.
1644         (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
1645         DECL_FUNCTION_CODE when defining a built-in function.
1646         Don't update DECL_ESTIMATED_INSNS.
1647         * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
1648         FUNCTION_DECLs.
1649         * tree.h: Delete DECL_ESTIMATED_INSNS.
1650         * tree-inline.c (struct inline_data): Delete inlined_insns field.
1651         (expand_call_inline, optimize_inline_calls): Don't update
1652         DECL_ESTIMATED_INSNS nor inlined_insns.
1653         * cgraphunit.c (cgraph_analyze_function): Don't update
1654         DECL_ESTIMATED_INSNS.
1655
1656 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
1657
1658         * c-common.c (shadow_warning): Delete.
1659         * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
1660         * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
1661         * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
1662         * c-parse.in (free_parser_stacks): Delete.
1663
1664 2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
1665
1666         * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
1667         config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
1668         Use the top level mkinstalldirs, not the one in the gcc subdir.
1669         * mkinstalldirs: Remove (from the gcc subdir).
1670
1671 2004-02-07  Roger Sayle  <roger@eyesopen.com>
1672
1673         PR middle-end/13696
1674         * fold-const.c (fold_convert): New function to provide type
1675         conversion to the middle-end without using convert.
1676         (negate_expr, associate_trees, size_diffop, omit_one_operand,
1677         operand_equal_for_comparison_p, pedantic_omit_one_operand,
1678         invert_truthvalue, optimize_bit_field_compare, range_binop,
1679         decode_field_reference, make_range, build_range_check, unextend,
1680         fold_truthop, extract_muldiv_1, fold_mathfn_compare,
1681         fold_binary_op_with_conditional_arg, fold_inf_compare,
1682         fold_single_bit_test, fold, multiple_of_p): Replace all calls to
1683         convert with calls to fold_convert.
1684
1685 2004-02-07  Jan Hubicka  <jh@suse.cz>
1686
1687         * genrecog.c (find_operand): add extra argument stop.
1688         (validate_pattern): Verify that mach_dup is duplicating operand
1689         defined lexically earlier.
1690
1691 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1692
1693         * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
1694         * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
1695         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
1696         * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
1697         config/ia64/ia64.h, config/ip2k/ip2k.h,
1698         config/iq2000/iq2000.h, config/mips/iris5.h,
1699         config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
1700         config/rs6000/aix51.h, config/rs6000/aix52.h,
1701         config/rs6000/darwin.h, config/rs6000/rs6000.h,
1702         config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
1703         config/sparc/linux.h, config/sparc/linux64.h,
1704         config/sparc/netbsd-elf.h, config/sparc/sparc.h,
1705         config/xtensa/xtensa.h: Remove the definitions of
1706         MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
1707         MAX_WCHAR_TYPE_SIZE.
1708         * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
1709         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
1710
1711 2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
1712
1713         PR bootstrap/13990
1714         * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
1715         gen_rtx_NE.
1716
1717 2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
1718
1719         * var-tracking.c (vt_add_function_parameters): Surround checkings by
1720         #ifdef ENABLE_CHECKING and #endif.
1721
1722 2004-02-07  Roger Sayle  <roger@eyesopen.com>
1723
1724         * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
1725         either (-A)-B or (-B)-A, if A or B is easily negated respectively.
1726         (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
1727         integer types and floating point with unsafe_math_optimizations.
1728         Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
1729         Optimize A - B as A + (-B), if B is easily negated.
1730
1731 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1732
1733         * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
1734         config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
1735         config/m32r/linux.h, config/rs6000/ppc64-fp.c,
1736         config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
1737         Update copyright.
1738
1739 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1740
1741         * c-ppoutput.c, var-tracking.c: Fix comment typos.
1742
1743 2004-02-06  James E Wilson  <wilson@specifixinc.com>
1744
1745         * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
1746         glibc 2.3 or better.
1747
1748 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1749
1750         * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
1751         to FLOAT_LIB_COMPARE_RETURNS_BOOL.
1752
1753 2004-02-07  Alan Modra  <amodra@bigpond.net.au>
1754
1755         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1756         (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1757         (SHLIB_MKMAP_OPTS): Delete.
1758         (TARGET_LIBGCC2_CFLAGS): Add -specs.
1759         (bispecs): Add rule.
1760         * config/rs6000/libgcc-ppc64.ver: New file.
1761         * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
1762         (__floatdidf, __floatdisf): Optimize multiply.
1763         (__fixunstfdi): New function.
1764         * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
1765         real and imag parts larger than one register.
1766         (function_arg): Correct type of reg used when fp arg split partially
1767         to stack.
1768         * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
1769         and __MACH__ or __powerpc64__.
1770
1771 2004-02-06  Roger Sayle  <roger@eyesopen.com>
1772             Ulrich Weigand  <uweigand@de.ibm.com>
1773
1774         * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
1775         of gen_highpart or gen_lowpart when the floating point format is
1776         wider than the result mode.
1777
1778 2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
1779
1780         * dwarf2out.c (loclabel_num): Move into #ifdef
1781         DWARF2_DEBUGGING_INFO.
1782
1783 2004-02-06  Ziemowit Laski  <zlaski@apple.com>
1784
1785         * objc/objc-act.c (build_super_template) the 'class' field of
1786         'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
1787         (get_super_receiver): Likewise.
1788
1789 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1790
1791         * reload1.c (check_eliminable_occurrences): Optimize the reset
1792         of can_eliminate.
1793         (eliminate_regs_in_insn): Likewise.
1794
1795 2004-02-06  Daniel Berlin <dberlin@dberlin.org>
1796             Josef Zlomek  <zlomekj@suse.cz>
1797
1798         * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
1799         at the beginning of function, call dwarf2out_var_location for
1800         NOTE_INSN_VAR_LOCATION note.
1801         (struct var_loc_node, struct var_loc_list_def, loclabel_num,
1802         decl_loc_table): New.
1803         (lookup_decl_loc): New function.
1804         (add_var_loc_to_decl): New function.
1805         (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
1806         only if can_use_fbreg.
1807         (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
1808         functions.
1809         (loc_descriptor): Likewise. Process VAR_LOCATION.
1810         (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
1811         (loc_descriptor_from_tree): Call mem_loc_descriptor with
1812         can_use_fbreg == true.
1813         (add_location_or_const_value_attribute): Added parameter enum
1814         dwarf_attribute attr, generate attribute ATTR.  Create the location list.
1815         (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
1816         (gen_formal_parameter_die): Call add_location_or_const_value_attribute
1817         with attr == DW_AT_location.
1818         (gen_subprogram_die): Generate the location list for DW_AT_frame_base
1819         if frame_base_decl is defined and has a location list.
1820         (gen_variable_die): Call add_location_or_const_value_attribute with
1821         attr == DW_AT_location.
1822         (dwarf2out_var_location): New function.
1823         (dwarf2out_begin_function): New function.
1824         (dwarf2out_init): Create decl_loc_table.
1825
1826 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
1827
1828         * loop.c (force_movables): Transitively increase the priorities of
1829         all insns forces by an insn, not just the first one.
1830
1831 2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
1832             Daniel Berlin <dberlin@dberlin.org>
1833
1834         Josef Zlomek  <zlomekj@suse.cz>
1835         * Makefile.in (var-tracking.o): New.
1836         * common.opt (fvar-tracking): New.
1837         * flags.h (flag_var_tracking): New.
1838         * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
1839         * opts.c (common_handle_option): Add OPT_fvar_tracking.
1840         * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
1841         * rtl.c (note_insn_name): Likewise.
1842         * rtl.def (VAR_LOCATION): New.
1843         * rtl.h (NOTE_VAR_LOCATION): New.
1844         (NOTE_VAR_LOCATION_DECL): New.
1845         (NOTE_VAR_LOCATION_LOC): New.
1846         (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
1847         (variable_tracking_main): New exported function.
1848         * timevar.def (TV_VAR_TRACKING): New.
1849         * toplev.c (enum dump_file_index): Added DFI_vartrack.
1850         (dump_file): "vartrack" was added (-dV).
1851         (flag_var_tracking): New.
1852         (f_options): "var-tracking" was added.
1853         (rest_of_handle_variable_tracking): New function.
1854         (rest_of_compilation): Run variable tracking.
1855         (process_options): If user has not specified flag_var_tracking set it
1856         according to optimize, debug_info_level and debug_hooks.
1857         * tree.h (frame_base_decl): New.
1858         * var-tracking.c: New file.
1859         * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
1860         (ia64_override_options): Set flags to run variable tracking in machine
1861         dependent reorg instead of toplev.c.
1862         (ia64_reorg): Run variable tracking if wanted.
1863         * doc/invoke.texi: Mention variable tracking in -dV,
1864         add and -fvar-tracking.
1865         * doc/passes.texi: Added variable tracking pass.
1866
1867         Daniel Berlin <dberlin@dberlin.org>
1868         * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
1869         * dbxout.c (dbx_debug_hooks): Likewise.
1870         (xcoff_debug): Likewise.
1871         * debug.c (do_nothing_debug_hooks): Likewise.
1872         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1873         * dwarfout.c (dwarf_debug_hooks): Likewise.
1874         * sdbout.c (sdb_debug_hooks): Likewise.
1875         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1876         * final.c (final_scan_insn): Call var_location debug hook for each
1877         NOTE_INSN_VAR_LOCATION.
1878
1879 2004-02-06  Jan Hubicka  <jh@suse.cz>
1880
1881         * flow.c (update_life_info): Allocate reg_deaths when called from
1882         scheudler.
1883         (attempt_auto_inc):  Update life ranges accordingly.
1884
1885 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
1886
1887         PR debug/11816
1888         * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
1889
1890 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
1891
1892         * cfganal.c (flow_call_edges_add): Never split a libcall block.
1893
1894 2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
1895
1896         * dwarf2out.c (output_loc_list): Don't use deltas if we have
1897         a separate line info table in use.
1898         Use the correct size for terminators.
1899         (output_die): Use offset, not delta.
1900
1901 2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
1902
1903         * doc/invoke.texi: Remove the pni option from -mfpmath=.
1904
1905 2004-02-06  Jan Hubicka  <jh@suse.cz>
1906
1907         * recog.c (split_all_insns): Do not update reg info.
1908         * regrename.c (regrename_optimize): Likewise.
1909         * toplev.c (rest_of_handle_reorder_blocks): Likewise.
1910         * flow.c (struct propagate_block_info): Add insn_num field.
1911         (reg_deaths): New array.
1912         (life_analysis): Free reg_deaths info.
1913         (allocate_reg_life_data): Allocate reg_deaths array.
1914         (propagate_one_insn): Use new array.
1915         (init_propagate_block): Initialize it.
1916         (free_propagate_block_info): Finish compuation of
1917         REG_LIVE_LENGTH
1918         (attempt_auto_inc): Sanity check that REG_INFO is not
1919         computed at same time.
1920         (mark_used_regs): Update new array.
1921
1922         * reg-stack.c (subst_stack_regs): Unshare clobbers before
1923         substitution.
1924
1925 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1926
1927         * config/s390/s390.md (*extendsiqi2_short_displ): Change to
1928         *extendqisi2_short_displ.
1929
1930 2004-02-06  Alan Modra  <amodra@bigpond.net.au>
1931
1932         * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
1933         * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
1934         (emit_library_call_value_1): Likewise pass nargs.
1935         * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
1936         * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
1937         * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
1938         parameter instead of scanning TYPE_ARGS_TYPES to count args.
1939         * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
1940         prototype.
1941         * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
1942         (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
1943         (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
1944         * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
1945         INIT_CUMULATIVE_ARGS.
1946         * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
1947         * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
1948         config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
1949         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
1950         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
1951         config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
1952         config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
1953         config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
1954         config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
1955         config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
1956         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1957         config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
1958
1959 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1960
1961         * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
1962         possible.
1963
1964 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1965
1966         * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
1967         note containing (plus (reg) (const_int)), where reg is an
1968         eliminable reg, then perform the register elimination without
1969         depending on eliminate_regs().
1970
1971 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1972
1973         * config/arc/arc.c (arc_return_in_memory): Check the return
1974         value of int_size_in_bytes against -1.  Don't check
1975         TREE_ADDRESSABLE.
1976         * config/avr/avr.c (avr_return_in_memory): Check the return
1977         value of int_size_in_bytes against -1.
1978         * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
1979         * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
1980         Likewise.
1981         * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
1982         * config/stormy16/stormy16.c (xstormy16_return_in_memory):
1983         Likewise.
1984
1985 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1986
1987         * config/frv/frv-protos.h: Remove the prototype for
1988         frv_setup_incoming_varargs.
1989         * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
1990         (frv_setup_incoming_varargs): Make it static.
1991         * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
1992
1993 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1994
1995         * config/fr30/fr30-protos.h: Remove the prototype for
1996         fr30_setup_incoming_varargs.
1997         Update the prototypes for fr30_num_arg_regs and
1998         fr30_function_arg_partial_nregs.
1999         * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
2000         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2001         (fr30_setup_incoming_varargs): Make it static.
2002         Add argument second_time.  Don't do anything when second_time
2003         is nonzero.
2004         (fr30_num_arg_regs): Change the type of the first argument to
2005         enum machine_mode.
2006         (fr30_function_arg_partial_nregs): Change the type of the
2007         second argument to enum machine_mode.
2008         * config/fr30/fr30.h (STRUCT_VALUE): Remove.
2009         (SETUP_INCOMING_VARARGS): Remove.
2010
2011 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
2012
2013         * config/arc/arc-protos.h: Remove the prototype for
2014         arc_setup_incoming_varargs.
2015         * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
2016         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2017         (arc_setup_incoming_varargs): Make it static.
2018         (arc_external_libcall): Likewise.
2019         * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
2020         Remove the commented-out definition of
2021         ASM_OUTPUT_EXTERNAL_LIBCALL.
2022
2023 2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
2024
2025         * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
2026         to $$(slibdir) in the installation commands.
2027
2028 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
2029
2030         * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
2031         with inner_regno, not regno.
2032         * rtlanal.c (refers_to_regno_p): Same.
2033
2034 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
2035
2036         * config.gcc: Remove i370 support.
2037
2038 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
2039
2040         * doc/install.texi:  Update automake and autoconf version
2041         requirements.  Note where to find gcj automake version.
2042
2043 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
2044
2045         * Makefile.in (generate-manpages): Move dependencies to ...
2046         (man): here.
2047         * doc/makefile.texi: Document new targets.
2048         * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
2049
2050 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
2051
2052         PR/13485
2053         Makefile.in (srcextra):  Add a level of indirection to ...
2054         (gcc.srcextra): ... here.
2055         (po-generated): Delete.
2056         (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
2057         options.c.
2058         (start.encap): Remove superfluous lang.srcextra dependency.
2059         objc/Make-lang.in (po-generated):  Delete.
2060
2061 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
2062
2063         * config/ia64/ia64.c (REG_GP): Remove.
2064
2065 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2066
2067         * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
2068
2069 2004-02-05  Devang Patel  <dpatel@apple.com>
2070
2071         * dwarf2out.c (force_type_die): Look up input type itself
2072         instead of root_type() of type.
2073
2074 2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
2075
2076         * config/s390/s390.md ("*tmqidi_ext"): New insn.
2077         ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
2078         pre-reload splitters are transformed to post-reload
2079         define_insn_and_split patterns.
2080         ("*tmqisi_ext"): Renamed old "*tmqi_ext".
2081
2082 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
2083
2084         * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
2085         TARGET_PROMOTE_PROTOTYPES.
2086
2087 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2088
2089         PR middle-end/13750
2090         Revert:
2091         2004-01-15  Geoffrey Keating  <geoffk@apple.com>
2092         PR pch/13361
2093         * c-typeck.c (constructor_asmspec): Delete.
2094         (struct initializer_stack): Delete field 'asmspec'.
2095         (start_init): Delete saving of asmspec.
2096         (finish_init): Don't update constructor_asmspec.
2097         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
2098         * stmt.c (expand_asm): Duplicate strings from tree.
2099         (expand_asm_operands): Likewise.
2100         * tree.c (tree_size): Update computation of size of STRING_CST.
2101         (make_node): Don't make STRING_CST nodes.
2102         (build_string): Allocate string with tree node.
2103         * tree.def (STRING_CST): Update comment.
2104         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
2105         (tree_string): Place contents of string in tree node.
2106         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
2107         from tree.
2108
2109 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
2110
2111         * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
2112         msgid.
2113
2114 2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
2115
2116         * config/rs6000/altivec.md (*movv4si_internal): At least one
2117         operand must be altivec_register_operand.
2118         (*movv8hi_internal1): Likewise.
2119         (*movv16qi_internal1): Likewise.
2120         (*movv4sf_internal1): Likewise.
2121
2122 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
2123
2124         * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
2125         * configure: Regenerate.
2126
2127 2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
2128
2129         * doc/install.texi: Update description of --gxx-include-dir to
2130         give correct default value.
2131
2132 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
2133
2134         * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
2135         8 with MAC_REG.
2136
2137 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
2138
2139         * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
2140         gen_rtx_PARALLEL.
2141
2142 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
2143
2144         * emit-rtl.c: Update the comment about the file.
2145
2146 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
2147
2148         * sourcebuild.texi (Test Idioms): Update testcase naming
2149         conventions.
2150
2151 2004-02-04  Per Bothner  <per@bothner.com>
2152
2153         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
2154         * c-ppoutput.c (pp_dir_change):  New function.
2155         * c-common.h (pp_dir_change):  New declaration.
2156         * cpplib.h (struct cpp_options):  Remove working_directory field.
2157         * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
2158         (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
2159         Don't handle -fworking_directory here, but in c_common_post_options.
2160         (read_original_directory): Don't back up when done.
2161         Don't clear no-longer used working_directory flag.
2162         * cpplib.h:  Update declarations to match.
2163         * c-lex.c (cb_dir_change):  Move to c-opts.c.
2164         (init_c_lex):  Don't set dir_change callback here, since we want
2165         to set it even if flag_preprocess_only.
2166         * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
2167         (c_common_post_options):  Set dir_change callback.
2168         Call pp_dir_change if approporiate.
2169         (finish_options):  Don't call cpp_find_main_file here.  Hence remove
2170         unneeded parameter and result. Do LC_RENAME for <built-in>.
2171         (c_common_post_options):  Call cpp_read_main_file here instead.
2172         (c_common_init):  Update accordingly.
2173         (push_command_line_include):  Don't cpp_push_main_file.
2174         Do LC_RENAME rather than LC_LEASE to get back to main file.
2175         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
2176         (c_common_parse_file):  Call cpp_read_main_file for subsequent main
2177         files, but call finish_options for all files.
2178         * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
2179         * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
2180         cpp_find_main_file + cpp_push_main_file.
2181         * c-lex.c (fe_file_change):  Don't set main_input_filename here.
2182         * opts.c (handle_options):  Only set main_input_filename first time.
2183
2184 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
2185
2186         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
2187
2188 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
2189
2190         * reload.c (find_equiv_reg): When checking for register overlap,
2191         don't index hard_regno_nregs with a pseudo-reg.
2192
2193 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
2194
2195         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
2196
2197 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
2198
2199         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
2200         against FIRST_PSEUDO_REGISTER.
2201
2202 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2203
2204         * Makefile.in: Move target, host overrides after per-language
2205         fragments.
2206
2207         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
2208         (GNATLIBCFLAGS): Remove -g.
2209
2210 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2211
2212         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
2213         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
2214         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
2215         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
2216         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
2217         config/sparc/sparc.c, config/vax/vax.c: Revert the
2218         replacements of "FALLTHRU" with "Fall through" done in the
2219         previous patch.
2220
2221 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2222
2223         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2224         config/arm/arm.c, config/arm/arm.md,
2225         config/cris/cris-protos.h, config/fr30/fr30.c,
2226         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
2227         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
2228         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
2229         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
2230         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
2231         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2232         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
2233         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
2234         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
2235         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
2236         config/s390/s390.md, config/sparc/netbsd-elf.h,
2237         config/sparc/openbsd.h, config/sparc/sparc.c,
2238         config/xtensa/lib2funcs.S: Fix comment formatting.
2239
2240 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2241
2242         * config/alpha/alpha.c, config/arc/arc.c,
2243         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
2244         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2245         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
2246         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
2247         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
2248         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
2249         config/iq2000/iq2000.c, config/m32r/m32r.c,
2250         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
2251         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
2252         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2253         config/rs6000/rs6000.h, config/sparc/sparc.c,
2254         config/vax/vax.c: Fix comment typos.  Follow spelling
2255         conventions.
2256
2257 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2258
2259         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
2260         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
2261         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
2262         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
2263         config/arm/fpa.md, config/arm/iwmmxt.md,
2264         config/arm/netbsd-elf.h, config/arm/netbsd.h,
2265         config/m68hc11/m68hc11.md, config/mips/iris5.h,
2266         config/mn10300/mn10300.md, config/rs6000/altivec.md,
2267         config/sparc/netbsd-elf.h: Update copyright.
2268
2269 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
2270
2271         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
2272         for all modes whose size is greater than 8 bytes if ARCH32.
2273         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
2274         by reference if ARCH32.
2275
2276 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
2277
2278         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
2279
2280 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
2281
2282         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
2283         to before adddi3 insn patterns.
2284         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
2285         "reload_insi"): Move to before addsi3 insn patterns.
2286
2287 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
2288
2289         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
2290         parameter.  Use it instead of current_function_is_thunk.
2291         * function.h (struct function): Update documentation for is_thunk.
2292         * tree.h (CALL_FROM_THUNK_P): New macro.
2293         * config/alpha/alpha.c (alpha_sa_mask): Do not check
2294         no_new_pseudos when testing current_function_is_thunk.
2295         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
2296
2297 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2298
2299         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
2300         TARGET_SETUP_INCOMING_VARARGS.
2301
2302 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2303
2304         * emit-rtl.c (gen_rtx): Remove.
2305         * genattrtab.c: Don't mention gen_rtx in a comment.
2306         * rtl.h: Remove the prototype for gen_rtx.
2307         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
2308
2309 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2310
2311         * config/arc/arc.h, config/fr30/fr30.h
2312         (SETUP_INCOMING_VARARGS): Remove the target-independent
2313         comments.
2314         * doc/tm.texi: Don't mention deprecated target macros.
2315
2316 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2317
2318         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
2319         target-independent comment.
2320
2321 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2322
2323         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
2324         mention deprecated target macros.
2325
2326 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
2327
2328         * config.gcc: Remove obsolete ports and configurations.
2329         * config/linux-aout.h, config/netware.h,
2330         config/t-linux-gnulibc1, config/d30v/abi,
2331         config/d30v/d30v-protos.h, config/d30v/d30v.c,
2332         config/d30v/d30v.h, config/d30v/d30v.md,
2333         config/d30v/libgcc1.asm, config/d30v/t-d30v,
2334         config/dsp16xx/dsp16xx-modes.def,
2335         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
2336         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
2337         config/i370/README, config/i370/i370-c.c,
2338         config/i370/i370-protos.h, config/i370/i370.c,
2339         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
2340         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
2341         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
2342         config/i386/moss.h, config/i386/netware.h,
2343         config/i386/svr3.ifile, config/i386/svr3dbx.h,
2344         config/i386/svr3gas.h, config/i386/svr3z.ifile,
2345         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
2346         config/i960/i960-c.c, config/i960/i960-coff.h,
2347         config/i960/i960-modes.def, config/i960/i960-protos.h,
2348         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
2349         config/i960/rtems.h, config/i960/t-960bare,
2350         config/m68k/hp310.h, config/m68k/hp320.h,
2351         config/m68k/hp320base.h, config/m68k/m68kv4.h,
2352         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
2353         Remove.
2354         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
2355         doc/md.texi: Remove mentions of obsolete ports.
2356
2357 2004-02-04  Jan Hubicka  <jh@suse.cz>
2358
2359         * alias.c (find_base_term, get_addr):  Do not dereference NULL
2360         pointer when all VALUE's locations has been invalidated.
2361         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
2362
2363 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
2364
2365         * doc/invoke.texi (x86 options): Fix spelling/wording.
2366
2367 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
2368
2369         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
2370         put the original string in a comment.
2371         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
2372         * config/mips/mips.c (mips_output_ascii): Likewise.
2373         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
2374
2375 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
2376
2377         * system.h (GIV_SORT_CRITERION): Poison.
2378         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
2379         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
2380
2381 2004-02-03  Roger Sayle  <roger@eyesopen.com>
2382
2383         PR target/9348
2384         * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
2385         multiplies with a multiplication of the wrong signedness, its the
2386         signedness of the multiplication that we've performed that needs to
2387         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
2388         if expand_mult_highpart_adjust places the result in target.
2389
2390 2004-02-03  Richard Henderson  <rth@redhat.com>
2391
2392         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
2393
2394 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
2395
2396         * config.gcc (sh[234]l): Use little endian fragments.
2397
2398 2004-02-03  Paul Koning  <pkoning@equallogic.com>
2399
2400         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
2401         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
2402         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
2403         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
2404         floating point format.
2405         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
2406         the above functions.
2407         (output_move_quad): Output float values in correct target format.
2408         (legitimate_const_double_p): New function.
2409         * config/pdp11/pdp11.h: Fix typos.
2410         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
2411         (TARGET_FLOAT_FORMAT): Ditto.
2412         (pdp11_f_format, pdp11_d_format): Add external declarations.
2413         (MAX_REGS_PER_ADDRESS): Corrected.
2414         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
2415         (PRINT_OPERAND): Output float literals in target format.
2416
2417 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
2418
2419         PR c++/13975
2420         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
2421         TI_PRIVATE.
2422         (access_public_node): Redefine.
2423         (access_protected_node): Likewise.
2424         (access_private_node): Likewise.
2425         * tree.c (build_common_tree_nodes): Create access_public_node,
2426         access_protected_node, and access_private_node.
2427
2428 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
2429
2430         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
2431         (MASK_INLINE_INT_DIV_THR): Ditto.
2432         (MASK_INLINE_SQRT_LAT): Ditto.
2433         (MASK_INLINE_SQRT_THR): Ditto.
2434         (MASK_DWARF2_ASM): Ditto.
2435         (MASK_EARLY_STOP_BITS): Ditto.
2436
2437 2004-02-02  Paul Brook  <paul@codesourcery.com>
2438
2439         Merge from csl-arm-branch.
2440
2441         2004-01-30  Paul Brook  <paul@codesourcery.com>
2442
2443         * aof.h (REGISTER_NAMES): Add vfp reg names
2444         (ADDITIONAL_REGISTER_NAMES): Ditto.
2445         * aout.h (REGISTER_NAMES): Ditto.
2446         (ADDITIONAL_REGISTER_NAMES): Ditto.
2447         * arm-protos.h: Update/Add Prototypes.
2448         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
2449         Only allow 0.0 for VFP.
2450         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
2451         (values_fp): Rename from values_fpa.  Update Users.
2452         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
2453         Update users.  Only check valid constants for this hardware.
2454         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
2455         Only allow consts for FPA.
2456         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
2457         Only allow consts for FPA.
2458         (use_return_insn): Check for saved VFP regs.
2459         (arm_legitimate_address_p): Handle VFP DFmode addressing.
2460         (arm_legitimize_address): Ditto.
2461         (arm_general_register_operand): New function.
2462         (vfp_mem_operand): New function.
2463         (vfp_compare_operand): New function.
2464         (vfp_secondary_reload_class): New function.
2465         (arm_float_compare_operand): New function.
2466         (vfp_print_multi): New function.
2467         (vfp_output_fstmx): New function.
2468         (vfp_emit_fstm): New function.
2469         (arm_output_epilogue): Output VPF reg restore code.
2470         (arm_expand_prologue): Output VFP reg save code.
2471         (arm_print_operand): Add 'P'.
2472         (arm_hard_regno_mode_ok): Return modes for VFP regs.
2473         (arm_regno_class): Return classes for VFP regs.
2474         (arm_compute_initial_elimination_offset): Include space for VFP regs.
2475         (arm_get_frame_size): Ditto.
2476         * arm.h (FIXED_REGISTERS): Add VFP regs.
2477         (CALL_USED_REGISTERS): Ditto.
2478         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
2479         (FIRST_VFP_REGNUM): Define.
2480         (LAST_VFP_REGNUM): Define.
2481         (IS_VFP_REGNUM): Define.
2482         (FIRST_PSEUDO_REGISTER): Include VFP regs.
2483         (HARD_REGNO_NREGS): Handle VFP regs.
2484         (REG_ALLOC_ORDER): Add VFP regs.
2485         (enum reg_class): Add VFP_REGS.
2486         (REG_CLASS_NAMES): Ditto.
2487         (REG_CLASS_CONTENTS): Ditto.
2488         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
2489         (REG_CLASS_FROM_LETTER): Add 'w'.
2490         (EXTRA_CONSTRAINT_ARM): Add 'U'.
2491         (EXTRA_MEMORY_CONSTRAINT): Define.
2492         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
2493         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2494         (REGISTER_MOVE_COST): Ditto.
2495         (PREDICATE_CODES): Add arm_general_register_operand,
2496         arm_float_compare_operand and vfp_compare_operand.
2497         * arm.md (various): Rename as above.
2498         (divsf3): Enable when TARGET_VFP.
2499         (divdf3): Ditto.
2500         (movdfcc): Ditto.
2501         (sqrtsf2): Ditto.
2502         (sqrtdf2): Ditto.
2503         (arm_movdi): Disable when TARGET_VFP.
2504         (arm_movsi_insn): Ditto.
2505         (movsi): Only split with general regs.
2506         (cmpsf): Use arm_float_compare_operand.
2507         (push_fp_multi): Restrict to TARGET_FPA.
2508         (vfp.md): Include.
2509         * vfp.md: New file.
2510         * fpa.md (various): Rename as above.
2511         * doc/md.texi: Document ARM w and U constraints.
2512
2513         2004-01-15  Paul Brook  <paul@codesourcery.com>
2514
2515         * config.gcc: Add with_fpu.  Allow with-float=softfp.
2516         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
2517         Break out of loop when we find a float-abi.  Fix typo.
2518         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
2519         Set -mfloat-abi=.
2520         * doc/install.texi: Document --with-fpu.
2521
2522         2003-01-14  Paul Brook  <paul@codesourcery.com>
2523
2524         * config.gcc (with_arch): Add armv6.
2525         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
2526         * config/arm/arm.c (arm_overrride_options): Ditto.
2527
2528         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
2529
2530         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
2531         (FL_ARCH6): Renamed from FL_ARCH6J.
2532         (arm_arch3m): Renamed from arm_fast_multiply.
2533         (arm_arch6): Renamed from arm_arch6j.
2534         * arm.h: Update all uses of above.
2535         * arm-cores.def: Likewise.
2536         * arm.md: Likewise.
2537
2538         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
2539         not arm6j.  Add entry for arch armv6.
2540
2541         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
2542
2543         * arm.c (arm_emit_extendsi): Delete.
2544         * arm-protos.h (arm_emit_extendsi): Delete.
2545         * arm.md (zero_extendhisi2): Also handle zero-extension of
2546         non-subregs.
2547         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
2548         (thumb_zero_extendhisi2): Only match if not v6.
2549         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
2550         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
2551         (thumb_extendqisi2): Likewise.
2552         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
2553         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
2554         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
2555         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
2556         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
2557         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
2558         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
2559         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
2560         (arm_extendqisi2addsi): Likewise.
2561
2562         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
2563
2564         Revert this change:
2565         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
2566         + REG addressing modes.
2567
2568         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
2569         + REG addressing modes.
2570
2571         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
2572
2573         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
2574         CONSTANT_P_RTX.
2575
2576         2003-30-12  Paul Brook  <paul@codesourcery.com>
2577
2578         * longlong.h: protect arm inlines with !defined (__thumb__)
2579
2580         2003-30-12  Paul Brook  <paul@codesourcery.com>
2581
2582         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
2583
2584         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
2585
2586         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
2587         change.
2588
2589         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
2590
2591         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
2592         to the virtual incoming args pointer for downward stacks.
2593
2594         2003-12-29  Paul Brook  <paul@codesourcery.com>
2595
2596         * config/arm/arm-cores.def: Add cost function.
2597         * config/arm/arm.c (arm_*_rtx_costs): New functions.
2598         (arm_rtx_costs): Remove
2599         (struct processors): Add rtx_costs field.
2600         (all_cores, all_architectures): Ditto.
2601         (arm_override_options): Set targetm.rtx_costs.
2602         (thumb_rtx_costs): New function.
2603         (arm_rtx_costs_1): Remove cases handled elsewhere.
2604         * config/arm/arm.h (processor_type): Add COSTS parameter.
2605
2606         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
2607
2608         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
2609         (arm926ejs.md): Include it.
2610         * config/arm/arm926ejs.md: New pipeline description.
2611
2612         2003-12-24  Paul Brook  <paul@codesourcery.com>
2613
2614         * config/arm/arm.c (arm_arch6j): New variable.
2615         (arm_override_options): Set it.
2616         (arm_emit_extendsi): New function.
2617         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
2618         * config/arm/arm.h (arm_arch6j): Declare.
2619         * config/arm/arm.md: Add sign/zero extend insns.
2620
2621         2003-12-23  Paul Brook  <paul@codesourcery.com>
2622
2623         * config/arm/arm.c (all_architectures): Add armv6.
2624         * doc/invoke.texi: Document it.
2625
2626         2003-12-19  Paul Brook  <paul@codesourcery.com>
2627
2628         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
2629         insn patterns to match.
2630         * config/arm/arm-generic.md: Ditto.
2631         * config/arm/cirrus.md: Ditto.
2632         * config/arm/fpa.md: Ditto.
2633         * config/amm/iwmmxt.md: Ditto.
2634         * config/arm/arm1026ejs.md: Ditto.
2635         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
2636         for 11_loadb.
2637
2638         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
2639
2640         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
2641         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
2642         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
2643         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
2644         arm_no_early_mul_dep): Correctly deal with conditional execution,
2645         parallels and single shift operations.
2646         (arm_no_early_alu_shift_value_dep): Define.
2647         * arm.md (attr type): Replace 'normal' with 'alu',
2648         'alu_shift' and 'alu_shift_reg'.
2649         (attr core_cycles): Adjust.
2650         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
2651         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
2652         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
2653         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
2654         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
2655         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
2656         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
2657         attribute appropriately.
2658         * config/arm/arm1026ejs.md (alu_op): Adjust.
2659         (alu_shift_op, alu_shift_reg_op): New.
2660         * config/arm/arm1136.md: Add better bypasses for early
2661         registers. Remove load[234] and store[234] bypasses.
2662         (11_alu_op): Adjust.
2663         (11_alu_shift_op, 11_alu_shift_reg_op): New.
2664
2665         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
2666
2667         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
2668         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
2669         * config/arm/arm.c (arm_no_early_store_addr_dep,
2670         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
2671         * config/arm/arm1026ejs.md: Add load-store bypass.
2672         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
2673         Add bypasses between instructions.
2674
2675         2003-12-10  Paul Brook  <paul@codesourcery.com>
2676
2677         * config/arm/arm.c (arm_fpu_model): New variable.
2678         (arm_fload_abi): New variable.
2679         (target_fpe_name): Rename from target_fp_name.
2680         (target_fpu_name): New variable.
2681         (arm_is_cirrus): Remove.
2682         (fpu_desc): New struct.
2683         (all_fpus): Define.
2684         (pf_model_for_fpu): Define.
2685         (all_loat_abis): Define.
2686         (arm_override_options): Set fp arch flags based on -mfpu=
2687         and -float-abi=.
2688         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
2689         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
2690         (*): Use new TARGET_* flags.
2691         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
2692         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
2693         (TARGET_SOFT_FLOAT): Ditto.
2694         (TARGET_SOFT_FLOAT_ABI): New.
2695         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
2696         TARGET_HARD_FLOAT.
2697         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
2698         (TARGET_OPTIONS): Add -mfpu=.
2699         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
2700         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
2701         (arm_pf_model): Define.
2702         (arm_float_abi_type): Define.
2703         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
2704         * config/arm/arm.md: Use new TARGET_* flags.
2705         * config/arm/cirrus.md: Ditto.
2706         * config/arm/fpa.md: Ditto.
2707         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
2708         * config/arm/semi.h (ASM_SPEC): Ditto.
2709         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
2710         (FPUTYPE_DEFAULT): Set to VFP.
2711         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
2712
2713         2003-11-22  Phil Edwards  <phil@codesourcery.com>
2714
2715         PR target/12476
2716         * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
2717         'bx' instead of 'b' to avoid branch range restrictions.  Output
2718         the thunk immediately before the thunked-to function.
2719         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
2720         .thumb_func if a thunk is being generated.  Emit .code 16 along
2721         with .thumb_func if a thunk is not being generated.
2722
2723         2003-11-15  Nicolas Pitre <nico@cam.org>
2724
2725         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
2726         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
2727         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
2728         (lshrdi3_iwmmxt): Renamed from lshrdi3.
2729         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
2730
2731         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
2732             Ian Lance Taylor  <ian@wasabisystems.com>
2733
2734         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
2735         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
2736
2737         2003-11-05  Phil Edwards  <phil@codesourcery.com>
2738
2739         * config/arm/arm.md (insn):  Add new V6 instruction names.
2740         (generic_sched):  New attr.
2741         * config/arm/arm-generic.md:  Use generic_sched here.
2742         * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
2743         stages of pipeline.  Adjust latency counts accordingly.
2744         * config/arm/arm1136jfs.md:  New file.
2745
2746         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
2747
2748         * config/arm/arm.h (processor_type): New enumeration type.
2749         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
2750         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
2751         (CPP_CPU_ARCH_SPEC): Likewise.
2752         * config/arm/arm.c (arm_tune): New variable.
2753         (all_cores): Use cores.def.
2754         (all_architectures): Add representative processor.
2755         (arm_override_options): Restructure way in which tuning
2756         information is deduced.
2757         * arm.md: Update "insn" and "type" attributes throughout.
2758         (insn): New attribute.
2759         (type): Compute "mult" from "insn" attribute.  Add load2,
2760         load3, load4 alternatives.
2761         (arm automaton): Move to arm-generic.md.
2762         * config/arm/arm-cores.def: New file.
2763         * config/arm/arm-generic.md: Likewise.
2764         * config/arm/arm1026ejs.md: Likewise.
2765
2766 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
2767
2768         * doc/invoke.texi (SPARC options): Remove -mflat and
2769         all -mxxx (xxx:chip) options.
2770         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
2771         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
2772         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
2773         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
2774         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
2775         * config/sparc/sparc.c: Likewise.
2776         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
2777         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
2778         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
2779         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
2780         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
2781         (sparc_flat_must_save_register_p): Likewise.
2782         (sparc_flat_compute_frame_size): Likewise.
2783         (sparc_flat_save_restore): Likewise.
2784         (sparc_flat_function_prologue): Likewise.
2785         (sparc_flat_function_epilogue): Likewise.
2786         (sparc_flat_epilogue_delay_slots): Likewise.
2787         (sparc_flat_eligible_for_epilogue_delay): Likewise.
2788         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
2789         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
2790         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
2791         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
2792         (CONDITIONAL_REGISTER_USAGE): Likewise.
2793         (FRAME_POINTER_REQUIRED): Likewise.
2794         (INITIAL_ELIMINATION_OFFSET): Likewise.
2795         (BASE_RETURN_VALUE_REG): Likewise.
2796         (BASE_OUTGOING_VALUE_REG): Likewise.
2797         (BASE_PASSING_ARG_REG): Likewise.
2798         (BASE_INCOMING_ARG_REG): Likewise.
2799         (INCOMING_REGNO): Likewise.
2800         (OUTGOING_REGNO): Likewise.
2801         (LOCAL_REGNO): Likewise.
2802         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
2803         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
2804         (EPILOGUE_USES): Likewise.
2805         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
2806         ("flat" attribute): Delete.
2807         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
2808         handling.
2809         (call followed by jump define_peephole's): Delete.
2810         (exception_receiver): Likewise.
2811         (builtin_setjmp_receiver): Likewise.
2812         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
2813
2814 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
2815
2816         PR c/11658
2817         PR c/13994
2818         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
2819         on langhooks.h.
2820         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
2821         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
2822         Include langhooks.h.  Replace c_common_truthvalue_conversion
2823         with the truthvalue_conversion language hook throughout.
2824         (expr_no_commas): Call default_conversion before save_expr
2825         for the first term of the production 'x ? : y'.
2826         * c-common.c (c_common_truthvalue_conversion): Remove
2827         obsolete block.  Invoke recursively the hook instead
2828         of this function.
2829         * c-convert.c (convert): handle ERROR_MARK_NODE.
2830         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
2831         returned by the truthvalue_conversion language hook.
2832         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
2833         c_objc_common_truthvalue_conversion.
2834         * c-objc-common.c (c_objc_common_truthvalue_conversion):
2835         New function.
2836         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
2837         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
2838         c_objc_common_truthvalue_conversion.
2839
2840 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
2841
2842         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
2843         of gen_rtx.
2844         (LIBCALL_VALUE): Likewise.
2845         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
2846         gen_rtx_CC0 instead of gen_rtx.
2847         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
2848         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
2849         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
2850         gen_rtx.
2851         (m68hc11_emit_logical): Likewise.
2852
2853 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
2854
2855         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
2856         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
2857         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
2858         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
2859         config/mips/mips.md, config/mmix/mmix.c,
2860         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
2861         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
2862         config/rs6000/altivec.md, config/s390/s390.c,
2863         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
2864         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
2865         Use const0_rtx instead of GEN_INT (0).  Do the same for other
2866         constants that are readily available.
2867
2868 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
2869
2870         * doloop.c, optabs.c, regmove.c, sched-deps.c,
2871         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
2872         instead of GEN_INT (0).  Do the same for other constants that
2873         are readily available.
2874
2875 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
2876
2877         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
2878         gen_rtx.
2879         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
2880         instead of gen_rtx.
2881         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
2882         gen_rtx.
2883         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
2884         gen_rtx_ASHIFT instead of gen_rtx.
2885         (udivmodqi4): Likewise.
2886
2887 2004-02-02  Richard Henderson  <rth@redhat.com>
2888
2889         PR target/13789
2890         * expr.c (store_expr): Use force_operand before emit_move_insn.
2891
2892 2004-02-02  Jeff Law  <law@redhat.com>
2893             Roger Sayle  <roger@eyesopen.com>
2894
2895         * tree.c (commutative_tree_code, associative_tree_code): New
2896         functions.
2897         (iterative_hash_expr): Use commutative_tree_code.
2898         * tree.h (commutative_tree_code, associative_tree_code): Declare.
2899         * fold-const.c (operand_equal_p): Use commutative_tree_code
2900         rather than inlining the commutativity check.
2901         (fold): Likewise.
2902
2903 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
2904
2905         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
2906         * config/frv/frv-protos.h: Remove the prototype for
2907         frv_function_arg_keep_as_reference.
2908         * config/frv/frv.c (frv_function_arg_keep_as_reference):
2909         Remove.
2910         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
2911         * config/stormy16/stormy16.h: Remove the commented-out
2912         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
2913
2914 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
2915
2916         PR target/13914
2917         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
2918         for retaddr_column.
2919
2920 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
2921
2922         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
2923         gen_rtx.
2924
2925 2004-02-02  Eric Christopher  <echristo@redhat.com>
2926             Zack Weinberg  <zack@codesourcery.com>
2927
2928         * c-opts.c (c_common_handle_option): Add -finput-charset.
2929         * c.opt: Ditto.
2930         * cppcharset.c (one_iso88591_to_utf8): Remove.
2931         (convert_iso88591_utf8): Ditto.
2932         (conversion_tab): Remove 8859-1 converter.
2933         (_cpp_input_to_utf8): Remove.
2934         (_cpp_init_iconv_buffer): Ditto.
2935         (_cpp_close_iconv_buffer): Ditto.
2936         (_cpp_convert_input): New function.
2937         (_cpp_default_encoding): Ditto.
2938         * cpphash.h: Add/remove prototypes for above.
2939         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
2940         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
2941         for narrow execution and input character sets.
2942         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
2943         * doc/cppopts.texi: Document -finput-charset.
2944
2945 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
2946
2947         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
2948         against FIRST_PSEUDO_REGISTER.
2949
2950 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
2951
2952         * doc/invoke.texi (SPARC options): Further improve.
2953
2954 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
2955
2956         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
2957         config/h8300/h8300.c, config/ip2k/ip2k.md,
2958         config/iq2000/iq2000.c, config/mips/mips.c,
2959         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
2960         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
2961         config/v850/v850.md: Fix indentation.
2962
2963 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
2964
2965         * config/sparc/sparc.c (function_arg_slotno): Align TImode
2966         arguments on a 16-byte boundary in the parameter array if ARCH64.
2967         Split handling of TFmode.
2968
2969 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
2970
2971         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
2972         Don't test CONSTANT_P (x).
2973         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
2974         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
2975         Fix misindentation.
2976
2977 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
2978
2979         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
2980
2981 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
2982
2983         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
2984         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
2985         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
2986         config/iq2000/iq2000.c, config/m32r/m32r.c,
2987         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
2988         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
2989         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
2990         config/stormy16/stormy16.c, config/v850/v850.md,
2991         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
2992
2993 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
2994
2995         * config/mcore/mcore.c (block_move_sequence): Replace
2996         gen_rtx_CONST_INT with GEN_INT.
2997
2998 2004-02-02  Jan Hubicka  <jh@suse.cz>
2999
3000         * alias.c (record_set): Use hard_regno_nregs.
3001         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
3002         * builtins.c (apply_args_size): Likewise.
3003         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
3004         mark_set_regs, add_stored_regs, mark_referenced_regs,
3005         insert_restore, insert_save, insert_one_insn): Likewise.
3006         * cfgcleanup.c: Include regs.h
3007         (mark_effect, mentions_nonequal_regs): Likewise.
3008         * cfgrtl.c (mark_killed_regs): Likewise
3009         * combine.c (update_table_tick, record_value_for_reg,
3010         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
3011         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
3012         reg_bitfield_target_p, distribute_notes): Likewise.
3013         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
3014         exp_equiv_p, cse_insn): Likewise.
3015         * cselib.c (cselib_lookup): Likewise.
3016         (cselib_invalidate_regno, cselib_record_set): Likewise.
3017         * df.c (df_ref_record): Likewise.
3018         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
3019         Likewise.
3020         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
3021         count_or_remove_death_notes_bb): Likewise.
3022         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
3023         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
3024         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
3025         * integrate.c (mark_stores): Likewise.
3026         * jump.c (delete_prior_computation): Likewise.
3027         * lcm.c (reg_dies, reg_becomes_live): Likewise.
3028         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
3029         * loop.c (LOOP_REGNO_NREGS): Likewise.
3030         * postreload.c (reload_combine, reload_combine_note_store,
3031         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
3032         * ra-colorize.c (combine, color_usable_p, get_free_reg,
3033         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
3034         try_recolor_web, insert_coalesced_conflicts, check_colors,
3035         break_precolored_alias): Likewise.
3036         * ra-debug.c: Include regs.h
3037         (ra_print_rtx_object): Likewise.
3038         * ra-rewrite (choose_spill_colors): Likewise.
3039         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
3040         * ra.c (init_ra): Likewise.
3041         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
3042         peep2_find_free_register): Likewise.
3043         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
3044         * regclass.c (hard_regno_nregs): New array.
3045         (init_reg_modes_once): Initialize it.
3046         (choose_hard_reg_mode): Use it.
3047         (record_reg_classes): Likewise.
3048         * regmove.c (mark_flags_life_zones): Likewise.
3049         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
3050         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
3051         copy_value, maybe_mode_change, find_oldest_value_reg,
3052         copyprop_hardreg_forward_1):
3053         * regs.h (hard_regno_nregs): Declare.
3054         * realod.c (reload_inner_reg_of_subreg): Use it.
3055         (push_reload, combine_reloads, find_dummy_reload,
3056         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
3057         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
3058         reload_adjust_reg_for_mode): Likewise.
3059         * reload1.c (compute_use_by_pseudos, count_pseudo,
3060         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
3061         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
3062         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
3063         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
3064         delete_output_reload): Likewise.
3065         * resource.c (update_live_status, mark_referenced_resources,
3066         mark_set_resources, mark_target_live_regs): Likewise.
3067         * rtlanal.c:  Include regs.h
3068         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
3069         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
3070         subreg_regno_offset, subreg_offset_representable_p,
3071         hoist_test_store): Likewise.
3072         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3073         * sched-rgn.c (check_live_1, update_live_1): Likewise.
3074         * stmt.c: Include regs.h
3075         (decl_conflicts_with_clobbers_p): Likewise.
3076         * varasm.c (make_decl_rtl): Likewise.
3077         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
3078
3079 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
3080
3081         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3082         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
3083         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
3084         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
3085         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
3086         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
3087         config/iq2000/iq2000.h, config/m32r/m32r.c,
3088         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3089         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
3090         config/mcore/mcore.c, config/mcore/mcore.h,
3091         config/mcore/mcore.md, config/mips/mips.c,
3092         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
3093         config/rs6000/rs6000.c, config/s390/s390.c,
3094         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
3095         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
3096         "gen_rtx (FOO, " with "gen_rtx_FOO (".
3097
3098 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
3099
3100         * config/h8300/h8300.md (two peephole2's): New.
3101
3102 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
3103
3104         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
3105         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
3106         (ASM_CPU_SPEC): Likewise
3107         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
3108         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
3109
3110 2004-02-01  Roger Sayle  <roger@eyesopen.com>
3111
3112         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
3113         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
3114         (expand_builtin): Always call expand_builtin_pow.
3115
3116 2004-02-01  Roger Sayle  <roger@eyesopen.com>
3117
3118         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
3119         BUILT_IN_SIGNBITL): New GCC builtins.
3120         * builtins.c (expand_builtin_signbit): New function to RTL expand
3121         calls to signbit, signbitf and signbitl as inline intrinsics.
3122         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
3123         (fold_builtin_signbit): New function to perform constant folding
3124         of signbit, signbitf and signbitl.
3125         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
3126
3127         * doc/extend.texi: Document new signbit{,f,l} builtins.
3128
3129 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
3130
3131         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
3132
3133 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
3134
3135         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
3136         "mips_const_double_ok" and "simple_memory_operand", which were
3137         removed from the MIPS port with the mips-3_4-rewrite branch merge.
3138         * config/mips/mips.c (mips16_lay_out_constants): Update comment
3139         for removal of simple_memory_operand.
3140
3141 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3142
3143         * config/c4x/c4x.md: Use GEN_INT instead of
3144         gen_rtx (CONST_INT, ...).
3145
3146 2004-01-31  Richard Henderson  <rth@redhat.com>
3147
3148         * varasm.c (output_constant_pool): Don't zap the pool.
3149
3150 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3151
3152         * genrecog.c (decision_type): Add DT_const_int.
3153         (write_cond) [DT_const_int]: Print a comparison against small
3154         constant.
3155         (write_node): Simplify comparisons against small constants
3156         before printing tests.
3157
3158 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3159
3160         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
3161         instead of gen_rtx_CONST_INT.
3162
3163 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3164
3165         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
3166         instead of gen_rtx_CONST_INT.
3167
3168 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3169
3170         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
3171         hook_bool_CUMULATIVE_ARGS_false.
3172         * targhooks.c (default_strict_argument_naming): Rename to
3173         hook_bool_CUMULATIVE_ARGS_false.
3174         * targhooks.h: Update the prototype for
3175         default_strict_argument_naming.
3176
3177 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3178
3179         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
3180         * config/sh/sh.h: Likewise.
3181         * config/sh/sh.md: Likewise.
3182
3183 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
3184
3185         * doc/invoke.texi (SPARC options): Restructure and update.
3186
3187 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3188
3189         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
3190         STRICT_ARGUMENT_NAMING): Poison.
3191         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
3192         hook_bool_tree_false.
3193         * targhooks.c (default_promote_function_args): Remove.
3194         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
3195         Don't check incoming.
3196         (default_strict_argument_naming): Don't use
3197         STRICT_ARGUMENT_NAMING.
3198         * targhooks.h: Remove the prototype for
3199         default_promote_function_args.
3200
3201 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3202
3203         * config/i386/i386-protos.h: Remove the prototype for
3204         ix86_setup_incoming_varargs.
3205         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
3206         (ix86_setup_incoming_varargs): Make it static.
3207         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
3208
3209 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3210
3211         * alloc-pool.c: Fix comment typos.
3212         * builtin-types.def: Likewise.
3213         * builtins.def: Likewise.
3214         * c-pretty-print.c: Likewise.
3215         * df.h: Likewise.
3216         * reload1.c: Likewise.
3217
3218 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3219
3220         * doc/invoke.texi: Follow spelling conventions.
3221         * doc/tm.texi: Likewise.
3222
3223 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3224
3225         * doc/install.texi: Fix typos.
3226         * doc/invoke.texi: Likewise.
3227
3228 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
3229
3230         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
3231         registers as pointers.
3232         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
3233
3234 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
3235
3236         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
3237         and restore it to gen_lowpart_general on exit.
3238         (gen_lowpart_for_combine): Adjust all callers to go through
3239         gen_lowpart.
3240         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
3241         and restore it to gen_lowpart_general on exit.
3242         (gen_lowpart_if_possible): Adjust all callers to go through
3243         gen_lowpart.
3244         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
3245         (gen_lowpart): Declare as pointer to function, initialized to
3246         gen_lowpart_general.
3247         * rtl.h (gen_lowpart): Declare as pointer to function.
3248
3249 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
3250
3251         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
3252         * calls.c: Likewise.
3253         * emit-rtl.c: Likewise.
3254         * function.c: Likewise.
3255         * reload1.c: Likewise.
3256         * config/i386/cygming.h: Likewise.
3257         * config/i386/i386.c: Likewise.
3258         * config/i386/winnt.c: Likewise.
3259
3260 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
3261
3262         PR bootstrap/9249
3263         * doc/install.texi: document --enable-__cxa_atexit option.
3264         * configure.ac: Disable __cxa_atexit if not supported.
3265         * configure: Regenerate.
3266
3267 2003-01-30  Daniel Berlin  <dberlin@dberlin.org>
3268
3269         * ggc-zone.c (ggc_free): New function.
3270
3271 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
3272
3273         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
3274         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
3275         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
3276         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
3277         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
3278         config/alpha/alpha.c, config/alpha/alpha.h,
3279         config/alpha/alpha.md, config/alpha/unicosmk.h,
3280         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
3281         config/c4x/c4x-protos.h, config/c4x/c4x.md,
3282         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
3283         config/frv/frvend.c, config/i386/cygming.h,
3284         config/i386/djgpp.h, config/i386/emmintrin.h,
3285         config/i386/gthr-win32.c, config/i386/i386-interix.h,
3286         config/i386/i386-protos.h, config/i386/openbsd.h,
3287         config/i386/winnt.c, config/i386/xm-mingw32.h,
3288         config/i386/xmmintrin.h, config/ia64/ia64.md,
3289         config/iq2000/iq2000.md, config/m32r/m32r.md,
3290         config/m68k/m68k.md, config/mcore/mcore-elf.h,
3291         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
3292         config/mips/iris5gas.h, config/mips/iris6.h,
3293         config/mips/iris6gas.h, config/mips/linux.h,
3294         config/mips/mips.md, config/mips/netbsd.h,
3295         config/mips/openbsd.h, config/mips/windiss.h,
3296         config/pa/fptr.c, config/rs6000/aix.h,
3297         config/rs6000/altivec.h, config/rs6000/darwin.h,
3298         config/rs6000/xcoff.h, config/s390/s390-protos.h,
3299         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
3300         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
3301         config/sparc/sol2.h: Update copyright.
3302
3303 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
3304
3305         * Makefile.in (abs_docdir, abs_srcdir): Define.
3306         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
3307
3308 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
3309
3310         * genconfig.c (main): Have CC0_P check its operand even on a
3311         target without cc0.
3312
3313 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
3314
3315         * config/alpha/alpha.c: Remove mentions of deprecates macros
3316         in comments, remove some target-independent comments about target
3317         macros, and/or add minimal function comments for target hook
3318         implementations.
3319         * config/avr/avr.c: Likewise.
3320         * config/ia64/ia64.h: Likewise.
3321         * config/ip2k/ip2k.c: Likewise.
3322         * config/iq2000/iq2000.c: Likewise.
3323         * config/m32r/m32r.h: Likewise.
3324         * config/m68hc11/m68hc11.c: Likewise.
3325         * config/mcore/mcore.c: Likewise.
3326         * config/mmix/mmix.c: Likewise.
3327         * config/mn10300/mn10300.c: Likewise.
3328         * config/pa/pa.c: Likewise.
3329         * config/pdp11/pdp11.c: Likewise.
3330         * config/rs6000/rs6000.h: Likewise.
3331         * config/sh/sh.c: Likewise.
3332         * config/sh/sh.h: Likewise.
3333         * config/sparc/sparc.c: Likewise.
3334         * config/sparc/sparc.h: Likewise.
3335         * config/stormy16/stormy16.c: Likewise.
3336         * config/xtensa/xtensa.c: Likewise.
3337
3338 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
3339
3340         PR optimization/12147
3341         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
3342         RELOAD_FOR_OPADDR_ADDR.
3343         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
3344         might be reused as RELOAD_FOR_OPADDR_ADDR register.
3345
3346 2004-01-30  Jan Hubicka  <jh@suse.cz>
3347
3348         * reload.c (get_secondary_mem): Fix updating of
3349         secondary_memlocs_elim_used.
3350
3351 2004-01-30  Richard Henderson  <rth@redhat.com>
3352
3353         * varasm.c (struct rtx_const, struct pool_constant): Remove.
3354         (MAX_RTX_HASH_TABLE): Remove.
3355         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
3356         (first_pool, last_pool, pool_offset): Remove.
3357         (struct rtx_constant_pool): Split out from ...
3358         (struct varasm_status): ... here.  Reference one via pointer.
3359         (struct constant_descriptor_rtx): Merge struct pool_constant.
3360         (SYMHASH): Remove.
3361         (decode_rtx_const): Remove.
3362         (const_hash_rtx, compare_constant_rtx): Remove.
3363         (record_constant_rtx): Remove.
3364         (const_desc_rtx_hash, const_desc_rtx_eq): New.
3365         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
3366         (const_rtx_hash_1, const_rtx_hash): New.
3367         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
3368         (simplify_subtraction): Use simplify_rtx.
3369         (force_const_mem): Rewrite to use new data structures.
3370         (find_pool_constant): Likewise.
3371         (get_pool_constant, get_pool_constant_mark,
3372         get_pool_constant_for_function, get_pool_mode,
3373         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
3374         (output_constant_pool_2): Split out from output_constant_pool.
3375         (output_constant_pool_1): Likewise.  Use new pool datastructures.
3376         (output_constant_pool): Zap entire pool datastructure.
3377         (mark_constant): Use new pool datastructures.
3378         (mark_constants): Use for_each_rtx.
3379         (mark_constant_pool): Use new pool datastructures.
3380
3381 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
3382
3383         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
3384         Copy operands[1] to pseudo for simplify_gen_subreg.
3385
3386 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
3387
3388         * gcse.c (bypass_block): Fix a typo in the previous check-in
3389         to the file.
3390
3391 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
3392
3393         * toplev.c: Include alloc-pool.h.
3394         * Makefile.in (toplev.c): Update dependencies.
3395
3396 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
3397
3398         * combine.c (simplify_shift_const, case XOR): Be careful when
3399         commuting XOR with ASHIFTRT.
3400
3401 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
3402             Eric Botcazou  <ebotcazou@libertysurf.fr>
3403
3404         * config/sparc/sparc-protos.h: Remove the prototype for
3405         sparc_builtin_saveregs.
3406         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3407         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3408         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3409         (TARGET_STRUCT_VALUE_RTX): Likewise.
3410         (TARGET_RETURN_IN_MEMORY): Likewise.
3411         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
3412         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
3413         (sparc_builtin_saveregs): Make it static.
3414         (sparc_promote_prototypes): New.
3415         (sparc_struct_value_rtx): Likewise.
3416         (sparc_return_in_memory): Likewise.
3417         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
3418         (PROMOTE_FUNCTION_RETURN): Likewise.
3419         (RETURN_IN_MEMORY): Likewise.
3420         (STRUCT_VALUE): Likewise.
3421         (STRUCT_VALUE_INCOMING): Likewise.
3422         (EXPAND_BUILTIN_SAVEREGS): Likewise.
3423         (STRICT_ARGUMENT_NAMING): Likewise.
3424         (PROMOTE_PROTOTYPES): Likewise.
3425
3426         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
3427
3428 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
3429
3430         PR c/12818
3431         * varasm.c (const_hash_1) <STRING_CST>: Use the
3432         address to compute the hash value if flag_writable_strings.
3433         (compare_constant) <STRING_CST>: Compare the addresses
3434         if flag_writable_strings.
3435         (build_constant_desc): Do not copy the expression for a
3436         STRING_CST if flag_writable_strings.
3437
3438 2004-01-30  Jan Hubicka  <jh@suse.cz>
3439
3440         * alloc-pool.c: Include hashtab.h
3441         (alloc_pool_descriptor): New structure
3442         (alloc_pool_hash): New global variable.
3443         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
3444         (create_alloc_pool): Update statistics.
3445         (free_alloc_pool): Likewise.
3446         (pool_alloc): Likewise.
3447         (output_info): New structure
3448         (print_statistics, dump_alloc_pool_statistics): New function.
3449         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
3450         (dump_alloc_pool_statistics): Declare.
3451         * toplev.c (finalize):  Dump statistics.
3452
3453         * reload.c (secondary_memlocs_elim_used): New static variable.
3454         (get_secondary_mem): Update it.
3455         (find_reloads): Use it.
3456
3457 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
3458
3459         * toplev.c: Fix broken checkin of 2003-12-30, again.
3460
3461 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
3462
3463         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3464         s390*-*-* targets by specifying a 'nop' insn.
3465         * configure: Regenerate.
3466
3467 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
3468
3469         PR target/11475
3470         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
3471
3472 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
3473
3474         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
3475         of addr when creating MEM copy.
3476
3477 2004-01-29  Devang Patel  <dpatel@apple.com>
3478
3479         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
3480
3481 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
3482
3483         PR inline-asm/6162
3484         * reload.c (find_reloads): Only support one pair of commutative
3485         operands.
3486
3487 2004-01-29  Roger Sayle  <roger@eyesopen.com>
3488
3489         PR java/13824
3490         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
3491         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
3492         recursion.
3493
3494 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
3495
3496         * config/frv/frv.c: Don't mention deprecated macros in
3497         comments.  Remove some target-independent comments about
3498         target macros.
3499         * config/frv/frv.h: Likewise.
3500
3501 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3502
3503         * cfghooks.c (split_block): Set probability and count of the
3504         new edge.
3505
3506 2005-01-29  Josef Zlomek  <zlomekj@suse.cz>
3507
3508         * dwarf2out.c (struct die_struct): Added field decl_id.
3509         (decl_die_table): Changed to hash table.
3510         (decl_die_table_allocated): Deleted.
3511         (decl_die_table_in_use): Deleted.
3512         (DECL_DIE_TABLE_INCREMENT): Deleted.
3513         (decl_die_table_hash): New function.
3514         (decl_die_table_eq): New function.
3515         (lookup_decl_die): Lookup in a hash table.
3516         (equate_decl_number_to_die): Insert into a hash table.
3517         (dwarf2out_init): Init hash table decl_die_table.
3518
3519 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
3520
3521         PR optimization/13424
3522         * expr.c (store_constructor): Revert 2003-12-03 change.
3523
3524         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
3525         expected before returning early.  Avoid sharing RTL if they
3526         need to be changed.
3527
3528         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
3529         handling so that memory attributes are preserved.  Don't call
3530         ix86_set_move_mem_attrs.
3531         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
3532         (ix86_expand_clrstr): Rename src argument to
3533         dst.  Rework rep_stos and strset handling so that memory attributes
3534         are preserved.
3535         (ix86_expand_strlen): Pass src argument to
3536         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
3537         memory attributes are preserved.
3538         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
3539         change_address instead of gen_rtx_MEM.
3540         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
3541         expanders.
3542         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
3543         strmovqi, strmovqi_rex64): Remove.
3544         (rep_mov*, strmov*): Prefix insn names with *.
3545         (strset, strset_singleop, rep_stos): New expanders.
3546         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
3547         strsetqi, strsetqi_rex64): Remove.
3548         (rep_stos*, strset*): Prefix insn names with *.
3549         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
3550         to SImode.
3551         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
3552         are preserved.
3553         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
3554         Prefix insn names with *.
3555         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
3556         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
3557         (strlenqi_1): New expander.
3558         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
3559
3560 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3561
3562         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
3563         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
3564         verify_flow_info): Declaration removed.
3565         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
3566         (debug_bb, debug_bb_n): Add argument to dump_bb call.
3567         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
3568         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
3569         instead of delete_block.
3570         * cfghooks.c: Include timevar.h and toplev.h.
3571         (cfg_hooks): Define here.
3572         (verify_flow_info, dump_bb): Moved from cfg.c.
3573         (redirect_edge_and_branch, redirect_edge_and_branch_force,
3574         split_block, split_block_after_labels, move_block_after,
3575         delete_basic_block, split_edge, create_basic_block,
3576         create_empty_bb, can_merge_blocks_p, merge_blocks,
3577         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
3578         New functions.
3579         * cfghooks.h (struct cfg_hooks): Added fields name,
3580         make_forwarder_block, tidy_fallthru_edge and
3581         move_block_after. Changed type of verify_flow_info, dump_bb,
3582         split_block fields. Renamed cfgh_split_edge and delete_block
3583         fields.
3584         (redirect_edge_and_branch, redirect_edge_and_branch_force,
3585         split_block, delete_block, split_edge, create_basic_block,
3586         can_merge_blocks_p, merge_blocks): Macros removed.
3587         (cfg_hooks): Do not export.
3588         (verify_flow_info, dump_bb, redirect_edge_and_branch,
3589         redirect_edge_and_branch_force, split_block, split_block_after_labels,
3590         move_block_after, delete_basic_block, split_edge, create_basic_block,
3591         create_empty_bb, can_merge_blocks_p, merge_blocks,
3592         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
3593         Declare.
3594         (cfg_layout_rtl_cfg_hooks): Declare.
3595         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
3596         New functions.
3597         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
3598         (redirect_edge_with_latch_update): Removed.
3599         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
3600         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
3601         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
3602         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
3603         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
3604         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
3605         cfghooks.c.
3606         (rtl_create_basic_block): Coding style fix.
3607         (rtl_tidy_fallthru_edge, rtl_move_block_after,
3608         rtl_make_forwarder_block): New functions.
3609         (update_cfg_after_block_merging): Removed.
3610         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
3611         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
3612         to dump_bb.
3613         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
3614         find_if_case_2): Don't update dominators.
3615         * timevar.def (TV_CFG_VERIFY): New.
3616         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
3617         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
3618         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
3619         (remove_bbs): Don't call remove_bbs.
3620         (create_preheader): Use make_forwarder_block.
3621         (mfb_keep_just, mfb_update_loops): New static functions.
3622
3623 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
3624
3625         * config/avr/avr.h: Remove target-independent comments about
3626         target macros.
3627
3628 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
3629
3630         * timevar.c (timevar_print): Mention when checking is enabled.
3631
3632 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
3633
3634         * c-lex.c (c_lex): Rename to...
3635         (c_lex_with_flags): Add new parameter to get CPP flags.
3636         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
3637         * c-pragma.h (c_lex_with_flags): Declare.
3638
3639 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3640
3641         * config/mcore/mcore.c (mcore_external_libcall): Add a
3642         comment.
3643         (mcore_return_in_memory): Likewise.
3644
3645 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3646
3647         * config/mcore/mcore-protos.h: Remove the prototype for
3648         mcore_setup_incoming_varargs.
3649         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
3650         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
3651         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3652         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3653         (TARGET_STRUCT_VALUE_RTX): Likewise.
3654         (TARGET_RETURN_IN_MEMORY): Likewise.
3655         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3656         (mcore_setup_incoming_varargs): Make it static.  Receive the
3657         first argument by reference.  Add argument second_time.
3658         (mcore_external_libcall): New.
3659         (mcore_return_in_memory): Likewise.
3660         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
3661         (PROMOTE_FUNCTION_RETURN): Likewise.
3662         (STRUCT_VALUE): Likewise.
3663         (RETURN_IN_MEMORY): Likewise.
3664         (SETUP_INCOMING_VARARGS): Likewise.
3665         (PROMOTE_PROTOTYPES): Likewise.
3666         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
3667
3668 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3669
3670         * config/m32r/m32r-protos.h: Remove the prototype for
3671         m32r_setup_incoming_varargs.
3672         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
3673         (TARGET_STRUCT_VALUE_RTX): Likewise.
3674         (TARGET_RETURN_IN_MEMORY): Likewise.
3675         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3676         (m32r_return_in_memory): New.
3677         (m32r_setup_incoming_varargs): Make it static.
3678         * config/m32r/m32r.h: Remove #undef of
3679         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
3680         definitions of PROMOTE_FUNCTION_ARGS and
3681         PROMOTE_FUNCTION_RETURN.
3682         (PROMOTE_PROTOTYPES): Remove.
3683         (RETURN_IN_MEMORY): Likewise.
3684         (STRUCT_VALUE): Likewise.
3685
3686 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3687
3688         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
3689         (TARGET_STRUCT_VALUE_RTX): Likewise.
3690         (m68k_struct_value_rtx): Likewise.
3691         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
3692         STRUCT_VALUE_REGNUM.
3693         (PROMOTE_PROTOTYPES): Remove.
3694         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
3695         STRUCT_VALUE_REGNUM.
3696         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
3697         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
3698
3699 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3700
3701         * config/stormy16/stormy16.c
3702         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
3703         TARGET_BUILD_BUILTIN_VA_LIST.
3704
3705 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3706
3707         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
3708         (TARGET_STRUCT_VALUE_RTX): Likewise.
3709         (TARGET_RETURN_IN_MEMORY): Likewise.
3710         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3711         (v850_return_in_memory): Likewise.
3712         (v850_setup_incoming_varargs): Likewise.
3713         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
3714         (SETUP_INCOMING_VARARGS): Likewise.
3715         (RETURN_IN_MEMORY): Likewise.
3716         (STRUCT_VALUE): Likewise.
3717
3718 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3719
3720         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
3721         (fr30_setup_incoming_varargs): Don't use
3722         STRICT_ARGUMENT_NAMING.
3723         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
3724         (STRICT_ARGUMENT_NAMING): Likewise.
3725
3726 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3727
3728         * config/frv/frv-protos.h: Remove the prototype for
3729         frv_expand_builtin_saveregs.
3730         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
3731         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
3732         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
3733         STRUCT_VALUE_REGNUM.
3734         (frv_expand_builtin_saveregs): Make it static.
3735         (frv_struct_value_rtx): New.
3736         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
3737
3738 2004-01-29  Jan Hubicka  <jh@suse.cz>
3739
3740         PR c++/12850
3741         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
3742         initial pointers.
3743         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
3744         for functions that will be only inlined.
3745         (cgraph_mark_function_to_output): Likewise.
3746         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
3747         do not clear function body.
3748         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
3749         (tree_rest_of_compilation): Reorganize the logic releasing function
3750         body to use callgraph datastructure.
3751
3752 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3753
3754         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
3755         to register_operand.
3756
3757 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
3758
3759         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
3760         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
3761         match_operand expressions so that all match_dups appear
3762         lexically after their corresponding match_operands.
3763
3764 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3765
3766         * config/h8300/h8300.c (WORD_REG_USED): Use
3767         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
3768         (compute_saved_regs): Likewise.
3769         (h8300_expand_prologue): Likewise.  Allocate locals after
3770         saving registers.
3771         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
3772         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
3773         registers.
3774         (h8300_initial_elimination_offset): Adjust for the new frame
3775         layout, which swaps flips the order of locals and saved
3776         registers.
3777         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
3778         (HARD_FRAME_POINTER_REGNUM): New.
3779         (ELIMINABLE_REGS): Add an elimination rule from
3780         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
3781         (REGISTER_NAMES): Add fp.
3782         * config/h8300/h8300.md (FP_REG): Change to 11.
3783         (HFP_REG): New.
3784
3785 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3786
3787         * genrecog.c (write_node): Remove a useless local variable.
3788
3789 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
3790
3791         * Makefile.in (options.c options.h): Use stamp file s-options to
3792         avoid unnecessary rebuilds.
3793         (options.o): New target listing dependencies.
3794         (gtyp-gen.h): Use stamp file s-gtyp-gen.
3795         (STAGESTUFF): Add s-gtyp-gen.
3796
3797 2004-01-28  Richard Henderson  <rth@redhat.com>
3798
3799         * ggc.h (ggc_free): Declare.
3800         * ggc-common.c (ggc_realloc): Use it.
3801         * ggc-page.c: Remove lots of inline markers.
3802         (globals): Add free_object_list.
3803         (ggc_alloc): Tidy.
3804         (ggc_free, validate_free_objects): New.
3805         (poison_pages): Provide default.
3806         (ggc_collect): Call validate_free_objects; emit markers to
3807         the debug file.
3808
3809 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
3810             Jim Wilson  <wilson@specifixinc.com>
3811
3812         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
3813         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
3814         scratch pointer.
3815         (ia64_secondary_reload_class): Delete case GR_REGS.
3816         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
3817         Do not allocate a scratch register.
3818         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
3819
3820 2004-01-28  Jan Hubicka  <jh@suse.cz>
3821
3822         * gcse.c (bypass_block): Prevent edges to be unified when we are
3823         about to emit compenstation code.
3824
3825 2004-01-28  Nick Clifton  <nickc@redhat.com>
3826
3827         * config/arm/arm.c (arm_expand_builtin): Force second argument of
3828         the setcwx insn into a register.
3829
3830 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
3831
3832         * config/fp-bit.c (pack_d): When using paired doubles to implement
3833         a long double, round the high part separately.
3834         (unpack_d): Fix the case in which the high part is a power of two
3835         and the low part is a nonzero value of the opposite sign.
3836
3837 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3838
3839         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
3840         (TARGET_STRUCT_VALUE_RTX): Likewise.
3841         (c4x_external_libcall): Likewise.
3842         (c4x_struct_value_rtx): Likewise.
3843         * config/c4x/c4x.h: Remove.
3844         (STRUCT_VALUE_REGNUM): Likewise.
3845         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
3846
3847 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3848
3849         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
3850         (TARGET_STRUCT_VALUE_RTX): Likewise.
3851         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
3852         (STRUCT_VALUE): Likewise.
3853         (PROMOTE_PROTOTYPES): Likewise.
3854
3855 2004-01-27  Roger Sayle  <roger@eyesopen.com>
3856
3857         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
3858         CONST_INT before using INTVAL.
3859
3860 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
3861
3862         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
3863         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
3864         frame if !TARGET_BACKCHAIN.
3865         * config/s390/s390.md ("allocate_stack"): Use pattern only if
3866         TARGET_BACKCHAIN.
3867         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
3868
3869 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
3870
3871         * ia64.c (ia64_function_arg): When placing HFAs in integer
3872         registers, do not special case the mode used for complex
3873         types.  Do not advance int_regs until the current register
3874         is full.
3875
3876 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
3877
3878         PR target/7297
3879         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
3880
3881 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
3882
3883         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
3884         slow, unaligned loads and stores while debugging.  Fix formatting.
3885
3886 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
3887
3888         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
3889         of computing wmode.
3890         (restore_stack_nonlocal): Same.
3891
3892 2004-01-27  Devang Patel <dpatel@apple.com>
3893
3894         * Makefile.in (dwarf2out.o): Depend on input.h
3895         * dbxout.c (dbx_debug_hooks): Add new empty hook for
3896         imported_module_or_decl.
3897         (xcoff_debug_hooks): Same.
3898         * sdbout.c (sdb_debug_hooks): Same.
3899         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
3900         * debug.c (do_nothing_debug_hooks): Same.
3901         (debug_nothing_tree_tree): New function.
3902         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
3903         * dwarf2out.c: Include input.h.
3904         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
3905         (remove_child_TAG): New function.
3906         (dwarf_tag_name): Handle DW_TAG_imported_module.
3907         (gen_subprogram_die): Equate decl number to declaration die. Do not
3908         remove all children dies while reusing declaration die for definition.
3909         Instead, selectively remove only formal parameters.
3910         (gen_variable_die): Equate variable decl to declaration die.
3911         (gen_field_die): Equate field decl to line number.
3912         (force_namespace_die): Replace it with ...
3913         (force_decl_die): ... this.
3914         (force_type_die): New function.
3915         (setup_namespace_context): Replace use of force_namespace_die() with
3916         force_decl_die().
3917         (gen_namespace_die): Same.
3918         (dwarf2out_imported_module_or_decl): New function.
3919
3920 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
3921
3922         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
3923         on CQImode and CHImode incoming arguments in register a7.
3924         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
3925         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
3926         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
3927         xtensa_copy_incoming_a7 before reload.
3928
3929 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
3930
3931         * coverage.c (get_coverage_counts): Give a different message
3932         if flag_guess_branch_prob is set.
3933         * predict.c (counts_to_freqs): Return an int.
3934         (estimate_bb_frequencies): If counts_to_freqs returns zero,
3935         calculate estimates.
3936
3937 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
3938
3939         * config/iq2000/iq2000-protos.h: Remove the prototype for
3940         iq2000_setup_incoming_varargs.
3941         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3942         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3943         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3944         (TARGET_STRUCT_VALUE_RTX): Likewise.
3945         (TARGET_RETURN_IN_MEMORY): Likewise.
3946         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3947         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
3948         (iq2000_return_in_memory): Likewise.
3949         (iq2000_setup_incoming_varargs): Make it static.  Receive the
3950         first argument by reference.
3951         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
3952         (PROMOTE_FUNCTION_RETURN): Likewise.
3953         (PROMOTE_PROTOTYPES): Likewise.
3954         (RETURN_IN_MEMORY): Likewise.
3955         (STRUCT_VALUE): Likewise.
3956         (SETUP_INCOMING_VARARGS): Likewise.
3957         (STRICT_ARGUMENT_NAMING): Likewise.
3958
3959 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
3960
3961         * fixinc/fixinc.c (test_test): Initialize res.
3962         (start_flexer): Initialize pz_cmd_save.
3963
3964 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
3965
3966         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
3967         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
3968
3969 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
3970
3971         PR 7198
3972         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
3973         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
3974         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
3975         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
3976         Possibly rename pattern for consistency.
3977         Remove ??? comments suggesting that this be done.
3978         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
3979         New patterns.
3980         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
3981         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
3982         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
3983         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
3984         Update to match.
3985
3986 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
3987
3988         * config/arm/arm.c (output_return_instruction): Only restore IP
3989         into SP if frame_pointer_needed.
3990
3991 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
3992
3993         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
3994         for SCmode and DCmode if ARCH32.
3995         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
3996         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
3997         if ARCH32.
3998         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
3999         if ARCH32.
4000         (BASE_OUTGOING_VALUE_REG): Likewise.
4001
4002 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
4003
4004         PR target/10904
4005         PR target/13058
4006         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
4007         Forbid mode changes from SImode for lower FP regs if ARCH64.
4008
4009 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
4010
4011         * Makefile.in (bt-load.o): Depend on except.h.
4012         * bt-load.c (except.h): #include.
4013         (compute_defs_uses_and_gen): If insn at end of BB can throw
4014         within this function, consider registers used by it unavailable for
4015         btr migration.
4016         (move_btr_def): If insn at end of BB can throw, insert before rather
4017         than after.
4018
4019         * flags.h (flag_btr_bb_exclusive): Declare.
4020         * toplev.c (flag_btr_bb_exclusive): New variable.
4021         (f_options): Add btr-bb-exclusive.
4022         * bt-load.c (augment_live_range): Restore old behaviour if
4023         flag_btr_bb_exclusive is set.
4024         * common.opt: Add entry for -fbtr-bb-exclusive.
4025         * opts.c (common_handle_options): Same.
4026         * doc/invoke.texi: Document -fbtr-bb-exclusive.
4027
4028         * bt-load.c (btrs_live_at_end): New variable.
4029         (compute_defs_uses_and_gen): Compute its pointed-to array.
4030         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
4031         (augment_live_range): When augmenting with a new dominator,
4032         use only its btrs_live_at_end set, but also add in the full set
4033         of the old dominator.
4034         (btr_def_live_range): Use btrs_live_at_end.
4035         (move_btr_def): Set other_btr_uses_before_def, and move new set
4036         to the end of the basic block, if appropriate.
4037         (migrate_btr_defs): Allocate and free btrs_live_at_end.
4038
4039         * bt-load.c (basic_block_freq): Remove outdated comment.
4040
4041 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
4042
4043         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
4044         (PREDICATE_CODES): Remove duplicate.
4045         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
4046         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
4047         (MASK_PROFILE_KERNEL): Adjust define.
4048
4049 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
4050
4051         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
4052         of long string literals from 32 bytes to sizeof (void *) when !-Os
4053         and to 1 with -Os.
4054
4055 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4056
4057         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
4058         constant addresses in the normal mode.
4059
4060 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4061
4062         * system.h (CHAR_BITFIELD): Delete.
4063         (BOOL_BITFIELD): New.
4064         * c-decl.c (c_scope): Use BOOL_BITFIELD.
4065         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
4066
4067 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4068
4069         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
4070         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4071         (TARGET_PROMOTE_PROTOTYPES): Likewise.
4072         (TARGET_STRUCT_VALUE_RTX): Likewise.
4073         (TARGET_RETURN_IN_MEMORY): Likewise.
4074         (arc_return_in_memory): Likewise.
4075         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
4076         (PROMOTE_FUNCTION_RETURN): Likewise.
4077         (RETURN_IN_MEMORY): Likewise.
4078         (STRUCT_VALUE): Likewise.
4079
4080 2004-01-26  Richard Henderson  <rth@redhat.com>
4081
4082         * c-parse.in (extension): Use itype.
4083         (SAVE_EXT_FLAGS): Don't allocate a tree.
4084         (RESTORE_EXT_FLAGS): Don't read a tree.
4085
4086 2004-01-26  Jan Hubicka  <jh@suse.cz>
4087
4088         * cselib.c (discard_useless_values):  Clear out value pointer pointing
4089         to datastructure to be recycled.
4090
4091 2004-01-25  Jan Hubicka  <jh@suse.cz>
4092
4093         * genextract.c (main): Do not output the memset when not checking.
4094
4095 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4096
4097         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
4098         switch statement instead of a chain of if statements.
4099
4100 2004-01-26  Jeff Law  <law@redhat.com>
4101
4102         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
4103         acute accents for Petur Runolfsson's entry.
4104
4105 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4106
4107         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
4108         (TARGET_RETURN_IN_MEMORY): Likewise.
4109         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
4110         (RETURN_IN_MEMORY): Likewise.
4111
4112 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
4113
4114          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
4115          unaligned load/store into smaller loads and stores.
4116
4117 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
4118
4119         * function.c (assign_parms): Do not assign
4120         long long argument to memory in prologue if
4121         is it loaded into register.
4122
4123 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
4124
4125          PR middle-end/13779
4126          * expr.c (emit_group_load): split constant
4127          correctly into register components of PARALLEL insn.
4128
4129 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
4130
4131         * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
4132         Use adjust_address_nv directly with appropriate mode.
4133         (restore_stack_nonlocal): Ditto.
4134
4135 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4136
4137         * config/xtensa/xtensa-protos.h: Remove the prototype for
4138         xtensa_builtin_saveregs.
4139         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
4140         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4141         (TARGET_PROMOTE_PROTOTYPES): Likewise.
4142         (TARGET_STRUCT_VALUE_RTX): Likewise.
4143         (TARGET_RETURN_IN_MEMORY): Likewise.
4144         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
4145         (xtensa_builtin_saveregs): Make it static.
4146         (xtensa_return_in_memory): New.
4147         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
4148         (PROMOTE_FUNCTION_RETURN): Likewise.
4149         (PROMOTE_PROTOTYPES): Likewise.
4150         (STRUCT_VALUE): Likewise.
4151         (RETURN_IN_MEMORY): Likewise.
4152         (EXPAND_BUILTIN_SAVEREGS): Likewise.
4153
4154 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4155
4156         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
4157         (arm_setup_incoming_varargs): Likewise.
4158         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
4159
4160 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4161
4162         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
4163         (cris_setup_incoming_varargs): Likewise.
4164         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
4165
4166 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4167
4168         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
4169         (ns32k_struct_value_rtx): Likewise.
4170         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
4171         NS32K_STRUCT_VALUE_REGNUM.
4172
4173 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4174
4175         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
4176         (TARGET_PROMOTE_PROTOTYPES): Likewise.
4177         (TARGET_STRUCT_VALUE_RTX): Likewise.
4178         (arm_struct_value_rtx): Likewise.
4179         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
4180         (STRUCT_VALUE): Likewise.
4181         (STRUCT_VALUE_REGNUM): Likewise.
4182         (PROMOTE_PROTOTYPES): Likewise.
4183
4184 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
4185
4186         * config/ia64/ia64-protos.h: Remove the prototype for
4187         ia64_setup_incoming_varargs and ia64_return_in_memory.
4188         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
4189         (TARGET_RETURN_IN_MEMORY): Likewise.
4190         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
4191         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
4192         (ia64_setup_incoming_varargs): Adjust the arguments to meet
4193         the requirement of TARGET_SETUP_INCOMING_VARARGS.
4194         (ia64_return_in_memory): Make it static.  Change the return
4195         type to bool from int.  Add an argument.
4196         (ia64_struct_value_rtx): New.
4197         * config/ia64/ia64.h: Remove commented-out definitions of
4198         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
4199         PROMOTE_PROTOTYPES.
4200         (RETURN_IN_MEMORY): Remove.
4201         (STRUCT_VALUE_REGNUM): Likewise.
4202         (STRICT_ARGUMENT_NAMING): Likewise.
4203
4204 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
4205
4206         PR target/13666
4207         * config/sparc/sparc.c (function_arg_union_value): New function.
4208         (function_arg): Use it to deal with unions.
4209         (function_value): Likewise.  Define 'regbase' only for ARCH64.
4210         Replace a conditional statement by a simpler one.
4211
4212 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
4213
4214         * config/mips/mips.c (mips16_optimize_gp): Delete.
4215         (mips_reorg): Don't call it.
4216
4217 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
4218
4219         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
4220         (floatunsqihf2): Remove operand 6.
4221         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
4222         fix patterns.
4223         (ldi_conditional, ldf_conditional): Validate operands.
4224
4225 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
4226
4227         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
4228         (HAVE_GAS_HIDDEN): Undefine as interim measure.
4229
4230 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
4231
4232         * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
4233         memory references if TARGET_EXPOSE_LDP nonzero.
4234
4235 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
4236
4237         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
4238
4239 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
4240
4241         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
4242         invalid operand combinations.
4243
4244 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
4245
4246         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
4247         c4x_legitimate_address_p.  Fix post_modify check.
4248
4249         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
4250         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
4251
4252 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4253
4254         * config/pa/pa-protos.h: Remove the prototype for
4255         hppa_builtin_saveregs.  Add a prototype for
4256         pa_return_in_memory.
4257         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
4258         (TARGET_PROMOTE_PROTOTYPES): Likewise.
4259         (TARGET_STRUCT_VALUE_RTX): Likewise.
4260         (TARGET_RETURN_IN_MEMORY): Likewise.
4261         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
4262         (pa_struct_value_rtx): Likewise.
4263         (pa_return_in_memory): Likewise.
4264         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
4265         PA_STRUCT_VALUE_REGNUM.
4266         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
4267         (EXPAND_BUILTIN_SAVEREGS): Remove.
4268         (PROMOTE_PROTOTYPES): Likewise.
4269         (PROMOTE_FUNCTION_RETURN): Likewise.
4270
4271 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4272
4273         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
4274         (TARGET_STRUCT_VALUE_RTX): Likewise.
4275         (vax_struct_value_rtx): Likewise.
4276         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
4277         VAX_STRUCT_VALUE_REGNUM.
4278         (PROMOTE_PROTOTYPES): Remove.
4279
4280 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
4281
4282         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
4283
4284 2003-04-25  Chris Demetriou  <cgd@broadcom.com>
4285
4286         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
4287         and MIPS64 have HI/LO interlocks.  Update comment.
4288
4289 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4290
4291         * config/stormy16/stormy16-protos.h: Remove the prototype for
4292         xstormy16_setup_incoming_varargs.
4293         * config/stormy16/stormy16.c
4294         (xstormy16_setup_incoming_varargs): Remove.
4295         (xstormy16_return_in_memory): New.
4296         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4297         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4298         (TARGET_PROMOTE_PROTOTYPES): Likewise.
4299         (TARGET_STRUCT_VALUE_RTX): Likewise.
4300         (TARGET_RETURN_IN_MEMORY): Likewise.
4301         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
4302         (PROMOTE_FUNCTION_RETURN): Likewise
4303         (PROMOTE_PROTOTYPES): Likewise
4304         (RETURN_IN_MEMORY): Likewise
4305         (STRUCT_VALUE): Likewise
4306         (SETUP_INCOMING_VARARGS): Likewise
4307
4308 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
4309
4310         * config/mips/mips.c (mips_offset_within_object_p): New function.
4311         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
4312         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
4313         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
4314
4315 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4316
4317         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
4318         (PROMOTE_FUNCTION_RETURN): Likewise.
4319
4320 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4321
4322         * config/mn10300/mn10300-protos.h: Remove the prototype for
4323         mn10300_builtin_saveregs.
4324         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
4325         (TARGET_STRUCT_VALUE_RTX): Likewise.
4326         (TARGET_RETURN_IN_MEMORY): Likewise.
4327         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
4328         (mn10300_return_in_memory): Likewise.
4329         (mn10300_builtin_saveregs): Make it static.
4330         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
4331         (RETURN_IN_MEMORY): Likewise.
4332         (STRUCT_VALUE): Likewise.
4333         (EXPAND_BUILTIN_SAVEREGS): Likewise.
4334
4335 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
4336
4337         PR bootstrap/13853
4338         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
4339
4340 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4341
4342         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
4343         using ccr.
4344
4345 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4346
4347         * config/i860/i860-protos.h: Remove the prototype for
4348         i860_saveregs.
4349         * config/i860/i860.c (i860_saveregs): Make it static.
4350         (i860_struct_value_rtx): New.
4351         (TARGET_STRUCT_VALUE_RTX): Likewise.
4352         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
4353         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
4354         I860_STRUCT_VALUE_REGNUM.
4355         (EXPAND_BUILTIN_SAVEREGS): Remove.
4356
4357 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4358
4359         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
4360         (TARGET_RETURN_IN_MEMORY): Likewise.
4361         (m68hc11_struct_value_rtx): Likewise.
4362         (m68hc11_return_in_memory): Likewise.
4363         * config/m68hc11/m68hc11.h: Remove a commented-out definition
4364         of PROMOTE_PROTOTYPES.
4365         (RETURN_IN_MEMORY): Remove.
4366         (STRUCT_VALUE_REGNUM): Likewise.
4367
4368 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4369
4370         * config/mmix/mmix-protos.h: Remove the prototype for
4371         mmix_setup_incoming_varargs.
4372         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
4373         (TARGET_STRUCT_VALUE_RTX): Likewise.
4374         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
4375         (mmix_setup_incoming_varargs): Make it static.
4376         (mmix_struct_value_rtx): New.
4377         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
4378         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
4379         (STRUCT_VALUE_REGNUM): Remove.
4380         (SETUP_INCOMING_VARARGS): Likewise.
4381
4382 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4383
4384         * config/mips/mips-protos.h: Remove the prototypes for
4385         mips_setup_incoming_varargs and mips_return_in_memory.
4386         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
4387         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4388         (TARGET_PROMOTE_PROTOTYPES): Likewise.
4389         (TARGET_STRUCT_VALUE_RTX): Likewise.
4390         (TARGET_RETURN_IN_MEMORY): Likewise.
4391         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
4392         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
4393         (mips_setup_incoming_varargs): Match the prototype for
4394         TARGET_SETUP_INCOMING_VARARGS.
4395         (mips_return_in_memory): Make it static.  Add argument fntype.
4396         (mips_strict_argument_naming): New.
4397         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
4398         (PROMOTE_FUNCTION_ARGS): Likewise.
4399         (PROMOTE_FUNCTION_RETURN): Likewise.
4400         (STRUCT_VALUE): Likewise.
4401         (RETURN_IN_MEMORY): Likewise.
4402         (SETUP_INCOMING_VARARGS): Likewise.
4403         (STRICT_ARGUMENT_NAMING): Likewise.
4404
4405 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4406
4407         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
4408         (TARGET_RETURN_IN_MEMORY): Likewise.
4409         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
4410         (ip2k_return_in_memory): Likewise.
4411         (ip2k_setup_incoming_varargs): Likewise.
4412         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
4413         (STRUCT_VALUE): Likewise.
4414         (STRUCT_VALUE_INCOMING): Likewise.
4415         (SETUP_INCOMING_VARARGS): Likewise.
4416
4417 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4418
4419         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
4420         (TARGET_RETURN_IN_MEMORY): Likewise.
4421         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
4422         (avr_return_in_memory): Remove.
4423         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
4424         (STRUCT_VALUE): Likewise.
4425         (STRUCT_VALUE_INCOMING): Likewise.
4426         (STRICT_ARGUMENT_NAMING): Likewise.
4427
4428 2004-01-25  Jan Hubicka  <jh@suse.cz>
4429
4430         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
4431
4432 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
4433
4434         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
4435         (mips_regno_mode_ok_for_base_p): Declare.
4436         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
4437         (FRAME_POINTER_REGNUM): Renumber to 78.
4438         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
4439         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
4440         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
4441         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
4442         (REG_MODE_OK_FOR_BASE_P): Likewise.
4443         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
4444         entry for 77 to "$arg" and entry for 78 to "$frame".
4445         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
4446         (mips_reg_mode_ok_for_base_p): Remove.
4447         (mips_regno_mode_ok_for_base_p): New function, derived from old
4448         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
4449         restrictions unless we're being strict.
4450         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
4451
4452 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4453
4454         * c-common.h: Fix comment typos.
4455         * c-decl.c: Likewise.
4456         * cgraphunit.c: Likewise.
4457         * combine.c: Likewise.
4458         * et-forest.c: Likewise.
4459         * flow.c: Likewise.
4460         * function.c: Likewise.
4461         * ifcvt.c: Likewise.
4462         * integrate.c: Likewise.
4463         * jump.c: Likewise.
4464         * postreload.c: Likewise.
4465         * varray.c: Likewise.
4466
4467 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4468
4469         * doc/frontends.texi: Update copyright.
4470         * doc/gcov.texi: Likewise.
4471         * doc/gty.texi: Likewise.
4472         * doc/sourcebuild.texi: Likewise.
4473         * doc/standards.texi: Likewise.
4474
4475 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
4476
4477         PR target/12978
4478         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
4479         Remove movstrqi_small because it conflicts with movstrqi_large.
4480
4481 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4482
4483         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
4484         (TARGET_STRUCT_VALUE_RTX): Likewise.
4485         (cris_struct_value_rtx): Likewise.
4486         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
4487         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
4488         STRUCT_VALUE_REGNUM.
4489         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
4490
4491 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
4492
4493         PR bootstrap/13848
4494         * cse.c (cse_cc_succs): Change the mode of the source expression
4495         as soon as decide we need a new mode.  Don't permit changing modes
4496         if we found a match in a successor block.
4497         (cse_condition_code_reg): Save original mode of source expression
4498         so that we know whether we have to change the mode in other
4499         insns.
4500
4501 2004-01-24  Jan Hubicka  <jh@suse.cz>
4502
4503         * emit-rtl.c (change_address, adjust_address_1, offset_address,
4504         widen_memory_access):  Return early when there is nothing to change.
4505
4506 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
4507
4508         * simplify-rtx.c (simplify_relational_operation): Don't
4509         simplify address == constant into address + -constant == 0.
4510
4511 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4512
4513         * gcc.c (process_command): Don't internationalize the
4514         Copyright message.
4515         * mips-tfile.c (main): Likewise.
4516
4517 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
4518
4519         * cse.c: (cse_cc_succs) Fix comparison warning.
4520
4521 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4522
4523         * config/h8300/h8300.md: Remove extraneous USE in expanders.
4524
4525 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4526
4527         * config/h8300/h8300-protos.h: Provide prototypes for
4528         h8300_legitimate_constant_p and h8300_legitimate_address_p.
4529         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
4530         (h8300_rtx_ok_for_base_p): Likewise.
4531         (h8300_legitimate_address_p): Likewise.
4532         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
4533         h8300_legitimate_constant_p.
4534         (RTX_OK_FOR_BASE_P): Remove.
4535         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
4536
4537 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4538
4539         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
4540         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
4541         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
4542         (REG_OK_FOR_BASE_STRICT_P): Likewise.
4543         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
4544         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
4545         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
4546         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
4547
4548 2004-01-24  Jan Hubicka  <jh@suse.cz>
4549
4550         * cselib.c (remove_useless_values):  Do not access discarded values.
4551
4552 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
4553
4554         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
4555         arrays.
4556
4557 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
4558
4559         * recog.c: Fix a typo in copyright.
4560
4561 2004-01-23  Andrew Pinski  <apinski@apple.com>
4562
4563         * config/rs6000/rs6000.md (call): Fix misappiled patch.
4564         (call_value): Likewise.
4565
4566 2004-01-23  Richard Henderson  <rth@redhat.com>
4567
4568         PR opt/12941
4569         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
4570         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
4571         if SHIFT_COUNT_TRUNCATED is set.
4572
4573 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
4574
4575         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
4576         separate real and imaginary parts.
4577         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
4578
4579 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
4580
4581         PR target/13674
4582         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
4583         loading into GPR.
4584
4585 2004-01-23  Jan Hubicka  <jh@suse.cz>
4586
4587         * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
4588         change.
4589
4590         * alloc-pool.c (align_four): Kill.
4591         (create_alloc_pool): Align size to eight.
4592         (free_alloc_pool, free_pool): Invalidate deallocated data.
4593
4594 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
4595
4596         PR gcc/1532
4597         * cse.c (cse_change_cc_mode): New static function.
4598         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
4599         (cse_condition_code_reg): New function.
4600         * rtl.h (cse_condition_code_reg): Declare.
4601         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
4602         * target.h (struct gcc_target): Add fixed_condition_code_regs and
4603         cc_modes_compatible.
4604         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
4605         (TARGET_CC_MODES_COMPATIBLE): Define.
4606         (TARGET_INITIALIZER): Add new initializers.
4607         * targhooks.c (default_cc_modes_compatible): New function.
4608         * targhooks.c (default_cc_modes_compatible): Declare.
4609         * hooks.c (hook_bool_intp_intp_false): New function.
4610         * hooks.h (hook_bool_intp_intp_false): Declare.
4611         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
4612         (TARGET_CC_MODES_COMPATIBLE): Define.
4613         (ix86_fixed_condition_code_regs): New static function.
4614         (ix86_cc_modes_compatible): Likewise.
4615         * doc/tm.texi (Condition Code): Document new hooks.
4616
4617 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
4618
4619         * fixinc/inclhack.def (bad_lval): Renamed to ...
4620         (alpha_bad_lval): ... this.
4621         Removed file list.
4622         Restrict to alpha*-dec-osf*.
4623         * fixinc/fixincl.x: Regenerate.
4624         * fixinc/tests/base/dirent.h: Remove, moving test ...
4625         * fixinc/tests/base/testing.h: ... here, reflecting new name.
4626
4627 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
4628
4629         PR c/13814
4630         * c-decl.c (diagnose_mismatched_decls): Also discard a
4631         built-in if we encounter an old-style definition with the
4632         same name.
4633
4634 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
4635
4636         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
4637         set to default{32,64}.
4638
4639 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
4640
4641         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
4642         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
4643
4644 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
4645             Olivier Hainque  <hainque@act-europe.fr>
4646
4647         * fold-const.c (fold_binary_op_with_conditional_arg): Only
4648         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
4649
4650 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
4651
4652         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
4653         size for minipool references.
4654
4655 2004-01-23  Roger Sayle  <roger@eyesopen.com>
4656
4657         * real.c (real_floor, real_ceil): Tweak to allow input and output
4658         arguments to overlap.
4659         (real_round): New function to implement round(3m) semantics.
4660         * real.h (real_round): Prototype here.
4661         * builtins.c (fold_builtin_round): New function to constant fold
4662         round, roundf and roundl.
4663         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
4664
4665 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
4666
4667         PR optimization/13819
4668         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
4669         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
4670         (sh_handle_sp_switch_attribute): Remove warning.
4671
4672 2003-11-30  Jan Hubicka  <jh@suse.cz>
4673
4674         * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
4675
4676 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
4677
4678         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
4679         may or may not return non-NIL.
4680         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
4681         check CANNOT_CHANGE_MODE_CLASS
4682
4683 2004-01-23  Jan Hubicka  <jh@suse.cz>
4684
4685         * basic-block.h (PROP_POSTRELOAD): New macro.
4686         (CLEANUP_LOG_LINKS): New.
4687         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
4688         * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
4689
4690         * cselib.c (value_pool): New.
4691         (new_cselib_val): Use pool.
4692         (cselib_init): Initialize value_pool
4693         (cselib_finish): Free pool.
4694
4695 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
4696
4697         * config/sparc/sparc.c (scan_record_type): New function.
4698         (function_arg_slotno): Use it to determine which kinds of
4699         registers the record can be passed in.
4700
4701 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
4702
4703         * config/pa/fptr.c: Fix old-style definition.
4704
4705 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
4706
4707         PR optimization/13724
4708         * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
4709         represents the zero bits produced by a ZERO_EXTEND operation.
4710
4711 2004-01-22  Roger Sayle  <roger@eyesopen.com>
4712
4713         PR optimization/13821
4714         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
4715         correctly calculate the lowpart offset of the contracted subreg.
4716
4717 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
4718
4719         * doc/invoke.texi (Optimize Options): Note that --param arguments
4720         are subject to change without notice.
4721
4722 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
4723
4724         * config.gcc (mips-sgi-irix6*o32): Removed.
4725         * config/mips/iris6-o32-as.h: Likewise.
4726         * config/mips/iris6-o32-gas.h: Likewise.
4727         * config/mips/iris6-o32.h: Likewise.
4728
4729 2004-01-22  Jan Hubicka  <jh@suse.cz>
4730
4731         * cfgcleanup.c (first_pass): New static variable.
4732         (try_forward_edges):  Add work limiting check for threading.
4733         (try_crossjump_bb):  Add work limiting check for crossjumping.
4734         (try_optimize_cfg):  Maintain first pass variable.
4735
4736 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
4737
4738         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
4739         handles complex and vector modes.
4740
4741 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
4742
4743         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
4744         (REG_OK_FOR_BASE_P_STRICT): Likewise.
4745         (STRICT): Likewise.
4746
4747 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
4748
4749         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
4750         (genrtl_for_stmt): Remove emit_nop calls.
4751
4752 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4753
4754         PR target/13713
4755         PR target/13324
4756         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
4757         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
4758         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
4759
4760 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
4761
4762         * config/arm/arm.c: Include "debug.h".
4763         (thumb_pushpop): Take two new arguments.  Add some commentary.
4764         Output frame information when pushing.
4765         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
4766         thumb_pushpop.
4767         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
4768         offset, and pass it to thumb_pushpop.  Output CFI information.
4769         (thumb_expand_prologue): Add some frame-related markers and notes.
4770
4771 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
4772
4773         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
4774         for TARGET_64BIT.
4775         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
4776         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
4777
4778 2004-01-22  Roger Sayle  <roger@eyesopen.com>
4779             Paolo Bonzini  <bonzini@gnu.org>
4780
4781         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
4782         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
4783         * rtl.h (subreg_lsb_1): Prototype here.
4784         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
4785         sign extensions.
4786
4787 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
4788
4789         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
4790         macro need not be defined if jump-tables should contain
4791         relative addresses only when -fPIC or -fPIC is in effect.
4792
4793 2004-01-22  Jan Hubicka  <jh@suse.cz>
4794
4795         * alias.c (reg_base_value): Turn into varray.
4796         (reg_base_value_size): Kill.
4797         (old_reg_base_value): New deletable varray.
4798         (alias_invariant_size): New variable.
4799         (REG_BASE_VALUE): Update to use varray.
4800         (find_base_value): Likewise.
4801         (record_set): Likewise.
4802         (record_base_value): Likewise.
4803         (memrefs_conflict_p): Likewise.
4804         (record_set): Likewise
4805         (record_base_value): Likewise.
4806         (memrefs_conflict_p): Use alias_invariant_size.
4807         (init_alias_analysis): Use varray; set alias_invariant_size;
4808         rescale other arrays to be sized by maxreg.
4809         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
4810
4811 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
4812
4813         * config/sparc/sparc.c (function_arg_slotno): Use
4814         FLOAT_TYPE_P to detect FP fields in structures.
4815         (function_arg_record_value_1): Likewise.
4816         (function_arg_record_value_2): Likewise.
4817
4818 2004-01-22  Jan Hubicka  <jh@suse.cz>
4819
4820         * function.c (allocate_struct_function): Do not initialize expr, emit
4821         and varasm.
4822         (prepare_function_start): Do it here.
4823         * c-parse.in (maybe_type_qual): Do not produce line number notes.
4824
4825 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
4826
4827         PR target/13559
4828         * config/sparc/sparc.c (function_arg_record_value_3): Revert
4829         to 'word_mode' once the first slot has been filled.
4830
4831 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
4832
4833         * config/sparc/sparc.c (function_arg_record_value_1): Fix
4834         computation of the number of integer registers required.
4835
4836 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
4837
4838         * config/i386/i386.md: Simplify certain comparisons of
4839         const_int.
4840
4841 2004-01-21  Andrew Pinski  <apinski@apple.com>
4842
4843         PR target/13785
4844         * config/rs6000/rs6000.md (call_value): Force operand
4845         1 not operand 0 into a register.
4846
4847 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
4848
4849         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
4850         unwind-dw2-fde.h: Update copyright.
4851
4852 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4853
4854         * pa-protos.h: Update copyright.
4855         * pa.h: Likewise.
4856         * pa.md: Likewise.
4857
4858 2004-01-21  Caroline Tice  <ctice@apple.com>
4859
4860         PR target/12308
4861         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
4862         flags register.
4863         (fix_truncdfdi2): Likewise.
4864         (fix_truncsfdi2): Likewise.
4865         (*fix_truncdi_1): Likewise.
4866         (fix_truncxfsi2): Likewise.
4867         (fix_truncdfsi2): Likewise.
4868         (fix_truncsfsi2): Likewise.
4869         (*fix_truncsi_1): Likewise.
4870         (fix_truncxfhi2): Likewise.
4871         (fix_truncdfhi2): Likewise.
4872         (fix_truncsfhi2): Likewise.
4873         (*fix_trunchi_1): Likewise.
4874
4875 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
4876
4877         * alias.c, basic-block.h, c-common.c, c-common.h,
4878         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
4879         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
4880         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
4881         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
4882         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
4883         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
4884         genautomata.c, genconditions.c, genemit.c, genflags.c,
4885         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
4886         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
4887         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
4888         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
4889         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
4890         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
4891         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
4892         unwind.h, varray.c, varray.h: Update copyright.
4893
4894 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
4895
4896         * config/h8300/coff.h: Update copyright.
4897         * config/h8300/elf.h: Likewise.
4898         * config/h8300/h8300-protos.h: Likewise.
4899         * config/h8300/h8300.c: Likewise.
4900         * config/h8300/h8300.h: Likewise.
4901         * config/h8300/h8300.md: Likewise.
4902
4903 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4904
4905         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
4906         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
4907         ultrix_unistd): New hacks.
4908         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
4909         ULTRIX_CONST2_CHECK): Add checks.
4910         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
4911         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
4912         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
4913         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
4914         * fixinc/tests/base/locale.h: New file.
4915         * fixinc/fixincl.x: Rebuilt.
4916
4917 2004-01-21  Andreas Jaeger  <aj@suse.de>
4918             Michael Matz  <matz@suse.de>
4919
4920         * doc/extend.texi (Extended Asm): Clarify memory clobber.
4921
4922 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
4923
4924         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
4925         _Jv_RegisterClasses through a function pointer.
4926
4927 2004-01-21  Falk Hueffner  <falk@debian.org>
4928
4929         PR target/12898
4930         * config/alpha/alpha.c (alpha_emit_set_const_1): If
4931         no_new_pseudos, use gen_rtx_SET directly for SImode constants
4932         which need multiple instructions to emit.
4933
4934 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
4935
4936         * config/m32r/m32r.h (CPP_SPEC): Define.
4937
4938 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
4939
4940         * c-decl.c (merge_decls): Kill different_binding_level and
4941         different_tu arguments; simplify throughout.
4942         (duplicate_decls): Likewise.
4943         (pushdecl, merge_translation_unit_decls): Update calls to
4944         duplicate_decls.
4945
4946 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4947
4948         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
4949         $(SYSTEM_H).
4950         (print-rtl1.o): Depend on $(SYSTEM_H).
4951
4952 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
4953
4954         PR bootstrap/12730
4955         * configure.ac: Delete definition and subsitution of docdir.
4956         Add info, man, srcman and srcinfo to target hooks. Create doc/
4957         directory.
4958         * configure: Regenerate.
4959         * Makefile.in: Don't substitute docdir and delete all references
4960         throughout.
4961         (MAKEINFOFLAGS): Define.
4962         (stmp-docobjdir): Delete.
4963         (INFOFILES, MANFILES): Define.
4964         (info): Call lang.info, srcinfo and lang.srcinfo.
4965         (generated-manpages): Call lang.man, srcman and lang.srcman.
4966         (srcinfo, srcman): New rules to copy back files to source directory.
4967         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
4968         (install-man): Revamp rule.
4969         (clean): Update dvi directory.
4970         (distclean): Delete TAGS from front end directorys.
4971         (maintainer-clean): Delete all document files in source directory.
4972
4973         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
4974         (objc.srcman, objc.srcinfo): Likewise.
4975
4976 2004-01-20  Bruce Korb  <bkorb@gnu.org>
4977
4978         * fixinc/inclhack.def(math_exception): bypass only for glibc.
4979         (matherr_decl): rename & relocate as exception_structure.
4980         This fix must precede the math_exception fix.
4981
4982 2004-01-20  Roger Sayle  <roger@eyesopen.com>
4983
4984         * fold-const.c (fold_convert): Rename to fold_convert_const.
4985         (fold_convert_const): Change arguments to take a tree_code,
4986         a type and the operand/expression to be converted.  Return
4987         NULL_TREE if no simplification is possible.  Add support for
4988         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
4989         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
4990         Adjust call to fold_convert to match new fold_convert_const.
4991         Avoid modifying the tree passed to fold in-place.
4992
4993 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
4994
4995         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
4996         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
4997         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
4998
4999 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5000
5001         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
5002         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
5003         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
5004         (emit_move_sequence): Check scratch_reg first in various if statements.
5005         Extend source simplification to handle all 64-bit CONST_INTs.
5006         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
5007         frame size.
5008         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
5009         frame offset calculations.
5010         * pa.h (NEW_HP_ASSEMBLER): Add comment.
5011         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
5012         LEGITIMATE_64BIT_CONST_INT_P): Define.
5013         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
5014         any CONST_INT as legitimate during and after reload.
5015         (VAL_32_BITS_P, INT_32_BITS): Define.
5016         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
5017
5018 2004-01-20  Jan Hubicka  <jh@suse.cz>
5019
5020         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
5021         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
5022         containing hard regs are shared.
5023         (gen_hard_reg_clobber): New function.
5024         (hard_reg_clobbers): New array.
5025         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
5026         (copy_rtx): Do not copy clobbers containing hard regs.
5027         * rtl.h (gen_hard_reg_clobber): Declare.
5028
5029 2004-01-20  Jan Hubicka  <jh@suse.cz>
5030
5031         * varray.c:  Include hashtab.h
5032         (varray_descriptor): New structure.
5033         (hash_descriptor, eq_descriptor, varray_descriptor,
5034         print_statistics): New static functions
5035         (varray_init, varray_grow): Update statistics
5036         (dump_varray_statistics): New function.
5037         * varray.h (dump_varray_statistics): Declare.
5038         * toplev.c (finalize): Call it.
5039         * Makefile.in (varray.o): Add dependency.
5040
5041 2004-01-20  Jan Hubicka  <jh@suse.cz>
5042
5043         * cselib.c: Include alloc-pool.h
5044         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
5045         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
5046         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
5047         unchain_one_elt_loc_list_pool, unchain_one_value,
5048         new_cselib_val): Simplify using allocpool.
5049         (cselib_init): Initialize allocpools.
5050         (cselib_finish): Finish allocpools.
5051         * Makefile.in (cselib.o): Depend on alloc-pool.h
5052
5053 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
5054
5055         * config/mips/mips.c (mips_load_call_address): Make the call insn
5056         use $gp if it could be calling a lazy binding stub.
5057
5058 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
5059
5060         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
5061         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5062         (TARGET_STRUCT_VALUE_RTX): Likewise.
5063         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
5064         (PROMOTE_FUNCTION_RETURN): Remove.
5065         (STRUCT_VALUE): Remove.
5066
5067 2004-01-20  Denis Chertykov  <denisc@overta.ru>
5068
5069         PR bootstrap/13735
5070         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
5071         register as pointer after reload.
5072
5073 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5074
5075         PR optimization/12440
5076         * loop.c: Include ggc.h.
5077         (loop_optimize): Run garbage collector between optimization of loops.
5078         * Makefile.in (loop.o): Add GGC_H dependency.
5079
5080 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
5081
5082         * gcc/config/rs6000/rs6000.c (function_arg) Handle
5083         vector register special in function without prototype.
5084         (function_arg_advance): Vector parameters get always
5085         GPRs allocated for the linux64 target.
5086
5087 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
5088
5089         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
5090         not TARGET_M32RX_MASK.
5091
5092 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
5093
5094         PR target/13557
5095         * config/sparc/sparc.c (function_arg): Reorder the cases.
5096
5097 2004-01-19  Per Bothner  <per@bothner.com>
5098
5099         Move cpp_reader's line_maps field to a shared global.
5100         * cpphash.h (cpp_reader):  Rename line_maps field to line_table
5101         and change the type to a pointer rather than a struct.
5102         * cppinit.c (cpp_push_main_field):  Adjust accordingly.
5103         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
5104         Likewise.
5105         * cppfiles.c (validate_pch):  Likewise.
5106         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
5107         Likewise.
5108         * cpperror.c (print_location):  Likewise.
5109         * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
5110         * cppinit.c (cpp_create_reader):  Handle new parameter.
5111         (cpp_destroy):  Don't free line_maps - that's no longer our job.
5112         * input.h (line_table):  New variable.
5113         * toplev.c (line_table):  Declare variable.
5114         (general_init):  Initialize line_table.
5115         * c-opts.c (c_common_init_options):  Pass line_table to
5116         cpp_create_reader.
5117         * fix-header.c (read_scan_file):  New local variable line_table.
5118         Initialize, and pass it to cpp_create_reader.
5119         * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
5120         (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
5121
5122 2004-01-19  Per Bothner  <per@bothner.com>
5123
5124         Implement a cache for linemap_lookup.
5125         * line-map.h (struct_line_maps):  Add cache field.
5126         * line-map.c (linemap_init):  Zero cache field.
5127         (linemap_add):  Set cache field to offset of newly allocated map.
5128         (linemap_lookup):  Use and set cache field.
5129
5130 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
5131
5132         PR optimization/13567
5133         * cse.c (cse_basic_block): Call cse_insn with a non-null
5134         libcall_insn for the last SET insn of a no-confilict block.
5135
5136 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
5137
5138         * Makefile.in (target_noncanonical, program_transform_name): Use
5139         immediate define instead of deferred.
5140         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
5141         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
5142         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
5143         deferred backquote.
5144
5145 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
5146
5147         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
5148         true unconditionally.
5149         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
5150         Remove.
5151         (build_unary_op, build_modify_expr): Don't handle extended
5152         lvalues.
5153         (build_component_ref, build_conditional_expr): Call non_lvalue
5154         instead of pedantic_non_lvalue.
5155         (build_c_cast): Don't condition use of non_lvalue on pedantic.
5156         * fold-const.c (fold): Don't check pedantic directly for
5157         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
5158         passed to pedantic_non_lvalue.
5159         * doc/extend.texi: Remove documentation of extended lvalues.
5160
5161 2004-01-19  Roger Sayle  <roger@eyesopen.com>
5162
5163         PR optimization/5263
5164         * simplify-rtx.c (associative_constant_p): Delete.
5165         (simplify_associative_operation): Rewrite to linearize terms, and
5166         attempt to simplify new term against both left and right subterms.
5167         (simplify_binary_operation): Call swap_commutative_operands_p on
5168         op0 and op1, not trueop0 and trueop1.  Move the initialization of
5169         trueop0 and trueop1 down to where first needed.
5170         (simplify_relational_operation): Likewise.
5171         * rtlanal.c (commutative_operand_precedence): Also order constant
5172         operands using avoid_constant_pool_reference.
5173
5174 2004-01-19  Richard Henderson  <rth@redhat.com>
5175
5176         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
5177         don't check memory mode.
5178         (unaligned_memory_operand): Likewise.
5179         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
5180         abort for op0 not MEM.
5181
5182         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
5183         is not a reg, copy to a scratch first.
5184         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
5185         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
5186         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
5187         (reload_inqi, reload_inhi): Fix mode of op0.
5188         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
5189         reload_outhi_help): Likewise.  Use define_insn_and_split.
5190
5191         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
5192         as well as $29 dead.
5193
5194 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
5195
5196         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
5197         "tls_object" for thread-local objects.
5198         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
5199         "#tls" for thread-local sections.
5200         * configure.ac (thread-local checks): Specify --fatal-warnings in
5201         every binutils-specific checks.  For sparc*-*-*, test whether the
5202         OS is Solaris and the tools are native and act accordingly.
5203         * configure: Rebuild.
5204
5205 2004-01-19  Jeff Law  <law@redhat.com>
5206
5207         * contrib.texi: Update Paolo Carlini's entry.  New entries for
5208         Jerry Quinn and Petur Runolfsson.
5209
5210 2004-01-19  Roger Sayle  <roger@eyesopen.com>
5211
5212         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
5213         size, don't use the larger zero-extending loads.
5214
5215 2004-01-19  Richard Henderson  <rth@redhat.com>
5216
5217         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
5218         * alpha.md (UNSPEC_NT_LDA): Remove.
5219         (UNSPEC_CVTLQ, cvtlq): New.
5220         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
5221         (extendsidi2_fix): Remove.
5222         (extendsidi2 splitter): Use cvtlq.
5223         (extendsidi2 fp peepholes): Remove.
5224         (cvtql): Use SFmode instead of SImode.
5225         (fix_trunc?fsi): Update to match.
5226         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
5227         (movsi): Rename from movsi_nofix, remove f alternatives.
5228         (movsi_nt_vms): Similarly.
5229         (movsi_fix, movsi_nt_vms_fix): Remove.
5230         (nt_lda): Remove.
5231         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
5232
5233 2004-01-19  Jan Hubicka  <jh@suse.cz>
5234
5235         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
5236         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
5237         list.
5238         (cgraph_remove_unreachable_nodes): New function
5239         (cgraph_decide_inlining_of_small_function): Fix pasto.
5240         (cgraph_decide_inlining_incrementally): Fix pasto.
5241         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
5242
5243 2004-01-19  Steven Bosscher  <stevenb@suse.de>
5244
5245         * gengtype.c (header_file): Make it static.
5246         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
5247         * gengtype.h (header_file): No longer extern.
5248
5249 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
5250
5251         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
5252         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
5253         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
5254
5255 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
5256
5257         * stmt.c (HAVE_casesi): Define it not already defined.
5258         (HAVE_tablejump): Likewise.
5259         (expand_end_case_type): Resort to the binary tree method if
5260         neither casesi or tablejump is available.
5261
5262 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
5263
5264         * final.c (final_scan_insn): Make non-static again.
5265         * output.h (final_scan_insn): Re-add prototype.
5266         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
5267         to final_scan_insn call.
5268         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
5269         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
5270         * config/pa/pa.c (output_lbranch, output_call): Likewise.
5271         * config/sh/sh.c (print_slot): Likewise.
5272         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
5273         (output_sibcall, sparc_flat_function_epilogue): Likewise.
5274
5275 2004-01-18  Jan Hubicka  <jh@suse.cz>
5276
5277         * basic-block.h (try_redirect_by_replacing_jump): Declare.
5278         * cfgcleanup.c (try_optimize_cfg): Use it.
5279         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
5280         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
5281         Kill hack.
5282         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
5283
5284         Revert:
5285         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
5286
5287                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
5288                 even after reload, just don't remove the actual jump tables.
5289
5290 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
5291
5292         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
5293
5294 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
5295
5296         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
5297         the size of a pointer in bytes.
5298
5299 2004-01-18  Roger Sayle  <roger@eyesopen.com>
5300
5301         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
5302         live "next" variable, which could lead to an infinite loop.
5303
5304 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
5305
5306         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
5307         block.
5308
5309         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5310         Check for NULL in the chain and remove repeated code.
5311
5312 2004-01-18  Jan Hubicka  <jh@suse.cz>
5313
5314         * coverage.c (checksum_string): Rename to ...
5315         (coverage_checksum_string): ... this one, Use crc32_string; recognize
5316         names containing random number and zero the number out in order to get
5317         match.
5318
5319 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
5320
5321         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
5322
5323 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
5324
5325         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
5326         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
5327         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
5328         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
5329         doc/trouble.texi: Remove trailing whitespace.
5330
5331 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
5332
5333         PR target/7618
5334         * config/mips/mips.c: Include cfglayout.h.
5335         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5336         (mips_unspec_offset_high): Add temporary register argument.
5337         (mips_load_call_address): New function, split out from...
5338         (mips_expand_call): ...here.
5339         (mips_output_cplocal): New function.
5340         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
5341         (mips_emit_loadgp): New function, split out from...
5342         (mips_expand_prologue): ...here.
5343         (mips_output_mi_thunk): New function.
5344
5345 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
5346
5347         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
5348         mcpu32): Remove redundant checks for implied target predefines.
5349
5350 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
5351
5352         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5353         Return type is unsigned int not int.
5354         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
5355         Likewise.
5356
5357 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
5358
5359         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
5360         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
5361         "GNU/Linux" and "Microsoft Windows" terminology.
5362
5363 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
5364
5365         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
5366         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
5367         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
5368         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
5369         @smallexample instead of @example.
5370
5371 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
5372
5373         * objc/objc-act.c (build_objc_method_call): Use target
5374         hooks instead of macros to determine if ..._stret
5375         dispatchers should be used (NeXT runtime only).
5376
5377 2004-01-17  Roger Sayle  <roger@eyesopen.com>
5378
5379         * builtins.c (expand_builtin_expect_jump): Fix mistake in my
5380         last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
5381
5382 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
5383
5384         * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
5385         (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
5386         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
5387         macros.
5388         * reload1.c (emit_reload_insns): Use them.
5389         * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
5390         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
5391         for NULL PATTERN.
5392
5393 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
5394
5395         * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
5396         (final_scan_insn): Update to take an additional SEEN argument.  Emit
5397         a line note after the prologue.  Make static.
5398         (line_note_exists): Remove.
5399         (final): Don't initialize line_note_exists.  Update call to
5400         final_scan_insn.
5401         * output.h (final_scan_insn): Remove prologue.
5402         * function.c (set_insn_locators): Update comment.
5403         (thread_prologue_and_epilogue_insns): Add a comment.
5404
5405 2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
5406
5407         PR target/10781
5408         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
5409         Prototype.
5410         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5411         New function.
5412         * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
5413         * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
5414         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
5415
5416 2004-01-17  Jan Hubicka  <jh@suse.cz>
5417
5418         * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
5419         commit.
5420
5421         * toplev.c (HAVE_conditional_execution): Provide default.
5422         (rest_of_handle_reorder_blocks): For conditional_execution target
5423         update liveness once after all transformations
5424         (rest_of_compilation): Do crossjumping before ce3.
5425
5426 2004-01-17  Geoffrey Keating  <geoffk@apple.com>
5427
5428         * alias.c (new_alias_set): Mark last_alias_set for PCH.
5429         (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
5430         for PCH.
5431         (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
5432         * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
5433         (get_TOC_alias_set): Mark 'set' for PCH.
5434
5435 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
5436
5437         * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
5438         even after reload, just don't remove the actual jump tables.
5439
5440 2004-01-17  J. Brobecker  <brobecker@gnat.com>
5441
5442         * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
5443         Remove checks for is_ada() and TREE_UNSIGNED.
5444         (subrange_type_die): Emit a byte_size attribute if the subrange
5445         type size is different from the base type size.
5446         (modified_type_die): Replace call to is_ada_subrange_type() by
5447         call to is_subrange_type().
5448
5449 2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
5450
5451         * config/sh/sh.c: Include ggc.h.
5452
5453 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
5454
5455         * Makefile.in (MD5_H): New.
5456         (fold-const.o): Depend on md5.h.
5457         (dwarf2out.o): Likewise.
5458         (cppfiles.o): Likewise.
5459         * cppfiles.c: Include md5.h.
5460         (should_stack_file): Check against list read from PCH file.
5461         (struct pchf_data): New.
5462         (pchf): New variable.
5463         (struct pchf_adder_info): New.
5464         (pchf_adder): New.
5465         (pchf_save_compare): New.
5466         (_cpp_save_file_entries): New.
5467         (_cpp_read_file_entries): New.
5468         (struct pchf_compare_data): New.
5469         (pchf_compare): New.
5470         (check_file_against_entries): New.
5471         * cpphash.h (_cpp_save_file_entries): Prototype.
5472         (_cpp_read_file_entries): Prototype.
5473         * cpppch.c (cpp_write_pch_state): Write the list of headers.
5474         (cpp_read_state): Read the list of headers.
5475
5476 2004-01-17  Jan Hubicka  <jh@suse.cz>
5477
5478         * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
5479         builtin_expect specially.
5480         * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
5481         (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
5482         * invoke.texi (max-inline-insns-single): Set to 100.
5483         (large-function-insns): Set to 3000.
5484
5485 2004-01-16  Eric Christopher  <echristo@redhat.com>
5486             Chandrakala Chavva <cchavva@redhat.com>
5487
5488         * cppcharset.c (one_iso88591_to_utf8): New function.
5489         (convert_iso88591_utf8): Ditto. Use.
5490         (conversion_tab): Use.
5491         (_cpp_input_to_utf8): New function.
5492         (_cpp_init_iconv_buffer): Ditto.
5493         (_cpp_close_iconv_buffer): Ditto.
5494         * cpphash.h: Prototype new functions.
5495         (cpp_buffer): Add input_cset_desc.
5496         * cppinit.c: Add input_charset default.
5497         * cpplib.c (cpp_push_buffer): Support init and
5498         close of iconv.
5499         * cpplib.h (cpp_options): Add input_charset.
5500
5501 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
5502
5503         * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
5504         * config/alpha/unicosmk.h: Remove a commented-out definition
5505         of ASM_OUTPUT_SECTION_NAME.
5506         * config/stormy16/stormy16.h: Likewise.
5507
5508 2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
5509
5510         * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
5511         (alpha___extern_prefix_sys_stat): ... this.
5512         Apply to <sys/mount.h>, too.
5513         Tweak to match more variations.
5514         * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
5515
5516         * fixinc/inclhack.def (alpha___extern_prefix,
5517         alpha___extern_prefix_standards): New hacks to obey
5518         __PRAGMA_EXTERN_PREFIX.
5519         * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
5520         test.
5521         * fixinc/tests/base/standards.h: Likewise.
5522
5523         * fixincl/inclhack.def (alpha_pthread): Tweak to match more
5524         variations.
5525         New testcase.
5526         * fixinc/tests/base/pthread.h: Handle it.
5527
5528         * fixincl/inclhack.def (bad_lval): Sort file list.
5529         Add many missing files up to Tru64 UNIX V5.1B.
5530         * gcc/fixinc/tests/base/libgen.h: Renamed to ...
5531         * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
5532         order.
5533
5534         * fixinc/fixincl.x: Regenerate.
5535
5536 2004-01-16  Mark Mitchell  <mark@codesourcery.com>
5537
5538         * version.c (version_string): Change to 3.5.0.
5539         * doc/include/gcc-common.texi (version-GCC): Likewise.
5540
5541 2004-01-16  Jan Hubicka  <jh@suse.cz>
5542
5543         * i386.md (load_tp_di): Fix pasto.
5544
5545         PR opt/13608
5546         * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
5547
5548         * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
5549         pp_c_character_constant, pp_c_floating_constant,
5550         pp_c_additive_expression, pp_c_shift_expression,
5551         pp_c_equality_expression, pp_c_and_expression,
5552         pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
5553         pp_c_logical_and_expression): Remove inline modifier.
5554         * dwarf2out.c (get_AT): Likewise.
5555         * et-forest.c (et_splay): Likewise.
5556         * ra.h (ra_alloc, ra_calloc): Likewise
5557
5558 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
5559
5560         * config/frv/frv-protos.h: Fix comment formatting.
5561         * config/frv/frv.c: Likewise.
5562         * config/frv/frv.h: Likewise.
5563         * config/frv/frv.md: Likewise.
5564         * config/frv/frvbegin.c: Likewise.
5565         * config/frv/frvend.c: Likewise.
5566
5567 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
5568
5569         * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
5570         * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
5571         LINKER_DOES_NOT_WORK_WITH_DWARF2.
5572         (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
5573
5574 2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
5575
5576         PR 11864
5577         * postreload.c (reload_cse_simplify_operands): Don't remove
5578         implicit extension from LOAD_EXTEND_OP.
5579
5580 2004-01-16  Jan Hubicka  <jh@suse.cz>
5581
5582         PR opt/11350
5583         * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
5584         after reload.
5585         * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
5586         rtl_try_redirect_by_replacing_branch): Likewise.
5587
5588 2004-01-15  Geoffrey Keating  <geoffk@apple.com>
5589
5590         PR pch/13689
5591         * alias.c (struct alias_set_entry): Mark for GC.
5592         (alias_sets): Make static, mark for GC.
5593         (record_alias_subset): Use GC to allocate alias structures.
5594         * varray.c (element): Make generic varrays GCed.
5595
5596         PR pch/13361
5597         * c-typeck.c (constructor_asmspec): Delete.
5598         (struct initializer_stack): Delete field 'asmspec'.
5599         (start_init): Delete saving of asmspec.
5600         (finish_init): Don't update constructor_asmspec.
5601         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
5602         * stmt.c (expand_asm): Duplicate strings from tree.
5603         (expand_asm_operands): Likewise.
5604         * tree.c (tree_size): Update computation of size of STRING_CST.
5605         (make_node): Don't make STRING_CST nodes.
5606         (build_string): Allocate string with tree node.
5607         * tree.def (STRING_CST): Update comment.
5608         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
5609         (tree_string): Place contents of string in tree node.
5610         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
5611         from tree.
5612
5613         * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
5614         altivec operands.
5615
5616 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5617
5618         * c-common.h: Fix comment formatting.
5619         * c-cppbuiltin.c: Likewise.
5620         * c-pragma.c: Likewise.
5621         * calls.c: Likewise.
5622         * collect2.c: Likewise.
5623         * cppcharset.c: Likewise.
5624         * cpptrad.c: Likewise.
5625         * dbxout.c: Likewise.
5626         * defaults.h: Likewise.
5627         * dwarf2out.c: Likewise.
5628         * fold-const.c: Likewise.
5629         * genautomata.c: Likewise.
5630         * genconditions.c: Likewise.
5631         * genflags.c: Likewise.
5632         * gengtype.c: Likewise.
5633         * integrate.c: Likewise.
5634         * loop.c: Likewise.
5635         * predict.c: Likewise.
5636         * sdbout.c: Likewise.
5637
5638 2004-01-15  Zack Weinberg  <zack@codesourcery.com>
5639
5640         * config/ia64/ia64.md (*movti_internal): C output template
5641         extracted to ia64.c.
5642         (*movti_internal_reg): Delete.
5643         (reload_inti, reload_outti): Use the correct mode on operand 2
5644         in the first place, don't fix it up in the output template.
5645         (movtf, reload_ointf, reload_outtf): New expanders.
5646         (*movtf_internal): New define_insn_and_split.
5647         * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
5648         make static; do not hand TFmode CONST_DOUBLEs to split_double.
5649         (ia64_split_tmode_move): New function, body mostly pulled
5650         from ia64.md:*movti_internal.
5651         (ia64_function_arg_words): New function, extracted common
5652         logic from ia64_function_arg et seq.
5653         (ia64_function_arg_offset): Likewise.  Handle correctly the
5654         case of a scalar quantity 16 bytes wide with only 8-byte alignment.
5655         (ia64_function_arg, ia64_function_arg_partial_nregs)
5656         (ia64_function_arg_advance): Use ia64_function_arg_words and
5657         ia64_function_arg_offset.
5658         (ia64_function_value): TCmode does not go in float regs.
5659         (ia64_secondary_reload_class): Also handle TFmode.
5660         * config/ia64/ia64-protos.h: Remove prototype for
5661         ia64_split_timode; add prototype for ia64_split_tmode_move.
5662
5663 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
5664
5665         * Makefile.in (MAINT): Make it an immediate assignment.
5666
5667 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5668
5669         * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
5670
5671 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5672
5673         * config/h8300/coff.h: Replace Hitachi with Renesas.
5674         * config/h8300/elf.h: Likewise.
5675         * config/h8300/h8300-protos.h: Likewise.
5676         * config/h8300/h8300.c: Likewise.
5677         * config/h8300/h8300.h: Likewise.
5678         * config/h8300/h8300.md: Likewise.
5679         * config/h8300/lib1funcs.asm: Likewise.
5680
5681 2004-01-15  Andrew Pinski  <apinski@apple.com>
5682
5683         * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
5684         around it.
5685
5686 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5687
5688         * config/h8300/h8300.c (h8300_return_in_memory): New.
5689         (TARGET_STRUCT_VALUE_RTX): Likewise.
5690         (TARGET_RETURN_IN_MEMORY): Likewise.
5691         * config/h8300/h8300.h (STRUCT_VALUE): Remove.
5692         (RETURN_IN_MEMORY): Likewise.
5693
5694 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
5695
5696         PR optimization/13375
5697         * gcse.c (handle_avail_expr): Just return if the source is not a
5698         single set.
5699
5700 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
5701             Daniel Jacobowitz  <drow@mvista.com>
5702
5703         * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
5704         (EQUIV): Define.
5705         (ARM_FUNC_ALIAS): New macro.
5706         * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
5707         * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
5708
5709 2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5710
5711         PR optimization/12372
5712         * calls.c (expand_call): Add call_fusage data for stack arguments in
5713         constant calls.
5714
5715 2004-01-15  Alan Modra  <amodra@bigpond.net.au>
5716
5717         * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
5718         (rs6000_elf_declare_function_name): Formatting.
5719         * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
5720
5721 2004-01-15  Jan Hubicka  <jh@suse.cz>
5722
5723         PR bootstrap/13692
5724         * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
5725         previous patch.
5726
5727 2004-01-15  Richard Henderson  <rth@redhat.com>
5728
5729         * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
5730         integer regs of the same call-savedness.
5731
5732 2004-01-15  Andreas Schwab  <schwab@suse.de>
5733
5734         PR bootstrap/13562
5735         * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
5736         status for NOTB/NOTW/NEGW methods.
5737
5738 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5739
5740         * doc/invoke.texi: Update dump file names.  Fix a typo.
5741
5742 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5743
5744         * builtins.c (expand_builtin_va_end): Don't use
5745         EXPAND_BUILTIN_VA_END.
5746         * system.h (EXPAND_BUILTIN_VA_END): Poison.
5747         * config/d30v/d30v.h: Remove a commented-out definition of
5748         EXPAND_BUILTIN_VA_END.
5749         * config/stormy16/stormy16.h: Likewise.
5750
5751 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5752
5753         * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
5754         * targhooks.c (default_struct_value_rtx): Don't use
5755         STRUCT_VALUE_INCOMING_REGNUM.
5756
5757 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
5758
5759         PR bootstrap/12744
5760         * configure.in: Revamp enable-generated-files-in-srcdir rule to define
5761         GENINSRC and not parsedir.  Define srcextra as a langhook.
5762         * configure: Regenerate.
5763         * Makefile.in: Suppress default .l.c rule.  Don't substitute
5764         parsedir and delete all references throughout.  Conditionally define
5765         rule for srcextra dependent on GENINSRC.
5766         (stmp-docobjdir): Delete.
5767         (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
5768         (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
5769         and gengtype-yacc.h back to source directory.
5770         (maintainer-clean): Delete all parse files in source directory.
5771         (distclean): Delete generated files.
5772
5773         * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
5774         (objc-parse.c, objc-parse.y): Don't use parsedir.
5775         (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
5776         directory if requested.
5777         (po-generated): Don't use parsedir.
5778         (objc.maintainer-clean): Delete above files from source directory.
5779
5780 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5781
5782         * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
5783
5784 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5785
5786         * doc/tm.texi: Replace RETURN_IN_MEMORY with
5787         TARGET_RETURN_IN_MEMORY.
5788
5789 2004-01-15  Jan Hubicka  <jh@suse.cz>
5790
5791         * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
5792         * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
5793         functions accepting SSE arguments
5794         (function_arg): Warn only when asked to warn.
5795         * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
5796
5797 2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>
5798
5799         * c-parse.in (stmts_and_decls): Make label at end of compound
5800         statement a hard error.
5801
5802 2004-01-14  Jan Hubicka  <jh@suse.cz>
5803
5804         * cgraph.c (create_edge): Use local.redefined_extern_inline.
5805         * cgraph.h (cgraph_local_info): Sort fields by size; add
5806         redefined_extern_inline
5807         (cgraph_global_info): Sort fields by size.
5808         (cgraph_node): Likewise.
5809         * cgraphunit.c (cgraph_finalize_function): Se
5810         local.redefined_extern_inline on redefinition.
5811         (cgraph_analyze_function): Use it; fix formating.
5812
5813 2004-01-14  Jan Hubicka  <jh@suse.cz>
5814
5815         PR c++/10776
5816         * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
5817         outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
5818         bitmaps
5819         (cache_size): New variable
5820         (add_dependence): Update use; canonize early memory locations
5821         (sched_analyze_1): Likewise.
5822         (sched_analyze_2): Likewise.
5823         (init_dependency_caches): Initialize bitmaps.
5824         (free_dependency_caches): Free bitmaps
5825
5826 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5827
5828         * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
5829         targetm.calls.strict_argument_naming().
5830         * target.h: Likewise.
5831
5832 2004-01-14  Richard Henderson  <rth@redhat.com>
5833
5834         PR debug/13231
5835         * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
5836         instructions.
5837
5838 2004-01-14  Richard Henderson  <rth@redhat.com>
5839
5840         PR c++/12491
5841         * except.c (struct eh_region): Add u.fixup.resolved.
5842         (resolve_one_fixup_region): Split out from ...
5843         (resolve_fixup_regions): ... here.
5844
5845 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5846
5847         * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
5848
5849 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5850
5851         * config/alpha/alpha.h (STRUCT_VALUE): Remove.
5852         * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
5853         (STRUCT_VALUE): Remove.
5854
5855 2004-01-14  Steven Bosscher  <stevenb@suse.de>
5856
5857         * system.h: Poison PROMOTED_MODE
5858         * integrate.c (expand_inline_function): Don't mention the
5859         PROMOTED_MODE.
5860         * loop.c (update_giv_derive): Same.
5861         * tree.h (DECL_RTL): Same.
5862
5863 2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>
5864
5865         PR target/9365
5866         * sh.c (gen_block_redirect): Add special handling of RETURN.
5867         (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
5868         far branch target (i.e. it's a return).
5869
5870 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5871
5872         * regrename.c (find_oldest_value_reg): Fix a warning.
5873
5874 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
5875
5876         PR bootstrap/12527
5877         * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
5878         Move linux-gas.h and linux-elf.h before aout.h.
5879         * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
5880         * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
5881
5882 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5883
5884         * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
5885         (CONST_INT, VOIDmode, ...).
5886
5887 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
5888
5889         * regrename.c (find_oldest_value_reg): If the replacement uses
5890         multiple hard registers, check that all of them are in CLASS.
5891
5892 2004-01-14  Jan Hubicka  <jh@suse.cz>
5893
5894         * alias.c (get_alias_set):  Initialize alias set to 0 when subset is
5895         impossible.
5896
5897 2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>
5898
5899         * Makefile.in: Define MAINT from --enable-maintainer-mode.
5900
5901 2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>
5902
5903         * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
5904         Calculate always vrsave_mask if TARGET_ALTIVEC.
5905         (rs6000_emit_prologue): Emit code for vrsave
5906         only if TARGET_ALTIVEC_VRSAVE.
5907         (rs6000_emit_epilogue): Likewise.
5908
5909 2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
5910
5911         * config/sparc/sparc.md (tie_add32): Fix pasto.
5912         (tie_add64): Likewise.
5913
5914 2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5915
5916         * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
5917
5918 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5919
5920         * config/iq2000/iq2000-protos.h: Fix comment formatting.
5921         * config/iq2000/iq2000.c: Likewise.
5922         * config/iq2000/iq2000.md: Likewise.
5923
5924 2004-01-14  J. Brobecker  <brobecker@gnat.com>
5925
5926         * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
5927         (subrange_type_die): Add handle for nameless subrange types.
5928
5929 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5930
5931         * config/h8300/h8300-protos.h: Replace do_movsi with
5932         h8300_expand_movsi.
5933         * config/h8300/h8300.c (do_movsi): Change to
5934         h8300_expand_movsi.
5935         * config/h8300/h8300.md (movsi): Replace do_movsi with
5936         h8300_expand_movsi.
5937         (movsf): Likewise.
5938
5939 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5940
5941         * config/h8300/h8300.c (dosize): Change to
5942         h8300_emit_stack_adjustment.  Update callers.
5943
5944 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5945
5946         * config/h8300/h8300.md (movstrictqi): Add an alternative with
5947         the source being post_inc.  Tighten the predicate for the
5948         destination to register_operand.
5949         (movstricthi): Likewise.
5950
5951 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5952
5953         * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
5954         * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
5955         * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
5956
5957 2004-01-14  Jan Hubicka  <jh@suse.cz>
5958
5959         Partial fix PR c++/12850
5960         * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
5961         at zero nest level.
5962
5963 2004-01-13  Bernardo Innocenti  <bernie@develer.com>
5964
5965         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
5966         pseudo-register.
5967
5968 2004-01-13  Devang Patel <dpatel@apple.com
5969
5970         PR debug/7078
5971         * dbxout.c (dbxout_symbol_name): Emit mangled names for
5972         NAMESPACE_DECL memebers.
5973
5974 2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>
5975
5976         PR c++/12709
5977         * c-common.c (finish_fname_decls): Use the chain only if the
5978         tree is an expr_stmt.
5979
5980 2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>
5981
5982         * rtl.def: Add comment about new option in automata_option.
5983
5984         * genautomata.c (PROGRESS_OPTION): New macro.
5985         (progress_flag): New global variable.
5986         (gen_automata_option): Process `progress'.
5987         (transform_insn_regexps, check_unit_distributions_to_automata,
5988         make_automaton, NDFA_to_DFA, build_automaton, create_automata,
5989         expand_automata, write_automata): Print about the progress only if
5990         progress_flag.  Remove fflush.
5991         (initiate_automaton_gen): Process command line flag `-progress'.
5992
5993         * doc/md.texi: Describe the new option.
5994
5995 2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5996
5997         * cfg.c (dump_bb): Dump entry edges.
5998
5999 2004-01-13  Richard Earnshaw  <rearnsha@arm.com>
6000
6001         * arm.c (thumb_legitimate_address_p): Only allow constant pool
6002         references from SImode.
6003         * arm.md (thumb_movhi_insn): Don't allow minipool references.
6004
6005 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
6006
6007         * system.h (TEXT_SECTION): Poison.
6008         * varasm.c (text_section): Don't use TEXT_SECTION.
6009         * config/sh/sh.c (sh_file_start): Fix a comment typo.
6010         * doc/tm.texi (TEXT_SECTION): Remove.
6011
6012 2004-01-13  Ben Elliston  <bje@wasabisystems.com>
6013
6014         * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
6015
6016 2004-01-12  James E Wilson  <wilson@specifixinc.com>
6017
6018         * unwind-libunwind.c: Delete.
6019
6020 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
6021
6022         PR 13656
6023         * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
6024         oldtype is set, set *newtypep or *oldtypep too.  Do not set
6025         them at the very end.
6026         (validate_proto_after_old_defn): Restructure for comprehensibility;
6027         make error messages clearer.
6028
6029 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
6030
6031         * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
6032         (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
6033         * varray.c: No need to prototype error.
6034         (varray_check_failed): Wrap long string onto two lines.
6035         (varray_underflow): New function.
6036
6037 2004-01-13  Steven Bosscher  <stevenb@suse.de>
6038
6039         PR c++/13376
6040         * function.h (struct function): Kill `name' field.
6041         (current_function_name): Make it an extern function.
6042         * function.c (current_function_name): New function.
6043         * graph.c: Update all uses of current_function_name.
6044         * gcse.c: Likewise.
6045         * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
6046         config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
6047         * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
6048         instead of a strcmp with "main".
6049
6050 2004-01-13  Jan Hubicka  <jh@suse.cz>
6051
6052         * c-decl.c (diagnose_mismatched_decls):  Fix warning calls.
6053
6054         * cgraphunit.c (cgraph_optimize_function):  Always do
6055         optimize_inline_calls when there is always_inline callee.
6056         (cgraph_decide_inlining): Fix formating.
6057         * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
6058         functions.
6059         (expand_call_inline): Likewise.
6060         * toplev.h (sorry): Fix prototype.
6061
6062 2004-01-12  Roger Sayle  <roger@eyesopen.com>
6063
6064         * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
6065         conditional jumps that drop through to unconditional jumps or the
6066         end of the sequence.
6067
6068 2004-01-13  Jan Hubicka  <jh@suse.cz>
6069
6070         * alias.c (new_alias_set): Construct the alias_set varray.
6071         (init_alias_once): Don't do it here.
6072
6073 2004-01-12  Marc Espie <espie@openbsd.org>
6074
6075         * system.h: handle YYBYACC like YYBISON.
6076
6077 2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>
6078
6079         PR target/10847
6080         * config.gcc: No longer includes conflicting header sparc/sol2.h when
6081         building on sparc64-*-openbsd*.
6082
6083 2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
6084
6085         PR debug/13539
6086         * dbxout.c (dbxout_type): Protected inheritance is not
6087         private but protected.
6088
6089 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
6090
6091         * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
6092
6093 2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>
6094
6095         PR optimization/12508.
6096         * combine.c (try_combine): Remove a dead set in a parallel
6097         even if its destination is a subreg.
6098
6099         Revert:
6100         2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
6101         * combine.c (simplify_set): Don't move a subreg in SET_SRC to
6102         SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
6103
6104 2004-01-12  Geoffrey Keating  <geoffk@apple.com>
6105
6106         * real.c: Update copyright date.
6107         * emit-rtl.c: Likewise.
6108         * rtl.h: Likewise.
6109         * dwarf2out.c: Likewise.
6110         * config/rs6000/darwin-ldouble.c: Likewise.
6111         * config/rs6000/rs6000.md: Likewise.
6112
6113 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
6114
6115         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
6116         TFmode to SImode libfuncs.
6117
6118 2004-01-12  Roger Sayle  <roger@eyesopen.com>
6119
6120         PR middle-end/11397
6121         * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
6122
6123 2004-01-12  Jan Hubicka  <jh@suse.cz>
6124
6125         PR opt/12826
6126         * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
6127         stored.
6128
6129         PR opt/12863
6130         * cfgcleanup.c (label_is_jump_target_p): Move to...
6131         * rtlanal.c (label_is_jump_target_p): ... here.
6132         * cfgrtl.c (cfg_layout_redirect_edge_and_branch):  Fix redirecting of fallthru
6133         edges unified with branch edges.
6134
6135 2004-01-12  Richard Earnshaw  <rearnsha@arm.com>
6136
6137         * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
6138         high word of an integral CONST_DOUBLE.
6139
6140 2004-01-12  Paul Brook  <paul@codesourcery.com>
6141
6142         * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
6143
6144 2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>
6145
6146         PR target/13585
6147         * sh-protos.h (check_use_sfunc_addr): Declare.
6148         * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
6149         * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
6150
6151 2004-01-12  Jan Hubicka  <jh@suse.cz>
6152
6153         * alias.c:  Invlude varray.h
6154         (alias_sets): Turn into varray.
6155         (get_alias_set_entry): Use VARRAY; mark inline.
6156         (mems_in_disjoint_alias_sets_p): Mark inline.
6157         (record_alias_subset): Use varray.
6158         (init_alias_once): Initialize varray.
6159         (new_alias_set): Grow array.
6160         * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
6161
6162 2004-01-12  Jan Hubicka  <jh@suse.cz>
6163
6164         Partial fix for PR opt/10776 II
6165         * cselib.c: Include params.h
6166         (cselib_invalidate_mem):  Limit amount of nonconflicting memory
6167         locations.
6168         * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
6169         * Makefile.in (cselib.o): Depend on params.h
6170
6171 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
6172
6173         * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
6174         simplify_unary_operation if the operand has a known mode.
6175
6176 2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>
6177
6178         PR target/13534
6179         * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
6180         predicate to handle 'ld' conform addresses.
6181         * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
6182         contraint.
6183         (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
6184         are memory contraints.
6185         * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
6186         New prototype.
6187         * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
6188         Change 'o' to 'Y' constraint.
6189         (*movdf_softfloat64): Ditto.
6190
6191 2004-01-12  Bernardo Innocenti  <bernie@develer.com>
6192
6193         * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
6194         brace-enclosed syntax in all C output statements.
6195
6196 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
6197
6198         PR target/13401
6199         * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6200         Objective-C language type value is 14.
6201
6202 2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>
6203
6204         PR c/12148
6205         * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
6206         `int' in a number of places to make sure we always have a SImode
6207         and not a HImode.  Add a 'L' suffix to a number of constants.
6208
6209 2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6210
6211         * pa.c: Don't include obstack.h.
6212
6213         * pa.md: Correct constraint in pattern for loading PIC label address.
6214
6215 2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>
6216
6217         * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
6218          before defining.
6219
6220 2004-01-11  Steven Bosscher  <stevenb@suse.de>
6221
6222         PR fortran/9972
6223         * toplev.c (rest_of_handle_inline): Also consider functions
6224         for deferral if the language is GNU F77.
6225
6226 2004-01-11  Zack Weinberg  <zack@codesourcery.com>
6227
6228         * c-decl.c (diagnose_arglist_conflict): Add missing space to
6229         diagnostic messages.
6230
6231 2004-01-11  Jakub Jelinek  <jakub@redhat.com>
6232
6233         PR middle-end/13392
6234         * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
6235         to drop through label.  Don't fall back to SCC even when conditional
6236         jump has not been found.
6237
6238 2004-01-11  Jan Hubicka  <jh@suse.cz>
6239
6240         * invoke.texi: Fix syntax error in previous patch.
6241
6242         Partial fix for PR opt/10776
6243         * Makefile.in (reload.o): Include param.h
6244         * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
6245         * reload.c: Include params.h.
6246         (find_equiv_reg): Work limiting check.
6247         * invoke.texi: Document.
6248
6249 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
6250
6251         * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
6252         out-of-bounds accesses to string constants.  Simplify mips16
6253         case accordingly.
6254
6255 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
6256
6257         PR optimization/13469
6258         * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
6259         reload_cse_regs (-fnon-call-exceptions only).
6260
6261 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
6262
6263         * config/mcore/lib1.asm: Fix comment formatting.
6264         * config/mcore/mcore-elf.h: Likewise.
6265         * config/mcore/mcore.c: Likewise.
6266         * config/mcore/mcore.h: Likewise.
6267         * config/mcore/mcore.md: Likewise.
6268
6269 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
6270
6271         * c-decl.c (duplicate_decls): Break apart into...
6272         (diagnose_arglist_conflict, validate_proto_after_old_defn)
6273         (locate_old_defn, diagnose_mismatched_decls, merge_decls):
6274         ... these new functions.  Restructure for comprehensibility.
6275         Remove various archaic special cases.  Always report the
6276         location of the previous declaration when a diagnostic is issued.
6277         (redeclaration_error_message): Fold into diagnose_mismatched_decls.
6278         (match_builtin_function_types): Delete unnecessary forward declaration.
6279
6280 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
6281
6282         * genautomata.c (make_automaton, NDFA_to_DFA):
6283         Print progress bars with '.' characters instead of '*'.
6284         (build_automaton): Change notes to match.
6285
6286 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
6287
6288         * config/m32r/m32r.md: Use define_constants for unspec and
6289         unspec_volatile.
6290
6291 2004-01-10  Jan Hubicka  <jh@suse.cz>
6292
6293         PR opt/11635
6294         * expr.c (expand_expr_real):  More curefully expand union casts.
6295
6296 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
6297
6298         * config/m32r/m32r.md (flush_icache): Use 1 for
6299         unspec_volatile.
6300
6301 2004-01-10  David Edelsohn  <edelsohn@gnu.org>
6302             James E Wilson  <wilson@specifixinc.com>
6303
6304         PR debug/12860
6305         * dbxout.c (dbxout_symbol): Remove initialization of
6306         current_sym_code, current_sym_value, and current_sym_addr.
6307         (dbxout_symbol_location): Same.
6308         (dbxout_prepare_symbol): Zero current_sym_code,
6309         current_sym_value, and current_sym_addr.
6310
6311 2004-01-10  Richard Sandiford  <rsandifo@redhat.com>
6312
6313         * tree.c (get_unwidened): Reorder conditions so that the null pointer
6314         check is done first.
6315
6316 2004-01-09  Eric Christopher  <echristo@redhat.com>
6317
6318         * toplev.c (rest_of_handle_cfg): Add reg_scan pass
6319         if we're running mark_constant_function.
6320
6321 2004-01-09  Jeff Bailey  <jbailey@nisa.net>
6322
6323         PR target/12561
6324         * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
6325
6326 2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>
6327
6328         PR debug/11231
6329         * dbxout.c (dbxout_type_fields): Return if any item is
6330         error_mark_node or the type is error_mark_node.
6331
6332 2004-01-09  Geoffrey Keating  <geoffk@apple.com>
6333
6334         * config/rs6000/darwin-ldouble.c: Add big comment explaining
6335         exactly what is expected as a 'long double'.
6336         (_xlqadd): When a value to be returned is representable as a
6337         'double', just return it directly, do not construct it using a union.
6338         Also, correct final fixup.
6339         (_xlqmul): Likewise.
6340         (_xlqdiv): Likewise.
6341         * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
6342
6343         * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
6344
6345 2004-01-09  Richard Henderson  <rth@redhat.com>
6346
6347         * recog.c (constrain_operands): Validate mem operands.
6348
6349 2004-01-09   James E Wilson  <wilson@specifixinc.com>
6350
6351         * gcc.c (init_spec): Remove -lunwind from shared case.
6352         * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
6353
6354 2004-01-09  Steve Ellcey  <sje@cup.hp.com>
6355
6356         * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
6357         * configure: Regenerate
6358
6359 2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>
6360
6361         PR c/11234
6362         * c-typeck.c (build_c_cast): If pedantic, warn for conversions
6363         between function and object pointers.
6364         (digest_init): When comparing a pointer to function type to the
6365         target type, only apply TREE_TYPE once to the pointer to function
6366         type.
6367         * except.c (for_each_eh_label_1): Treat data as a pointer to a
6368         function pointer rather than casting it to a function pointer.
6369         (for_each_eh_label): Update caller.
6370         * recog.h (struct insn_data): Use a struct or union for output.
6371         * genoutput.c (output_insn_data): Update.
6372         * final.c (get_insn_template): Update.
6373
6374 2004-01-09  Mark Mitchell  <mark@codesourcery.com>
6375
6376         * expr.h (expand_expr): Make it a macro, not a function.
6377         (expand_expr_real): New function.
6378         * expr.c (store_expr): Adjust logic for deciding whether or not to
6379         copy the value returned by expand_expr.
6380         (expand_expr): Rename to ...
6381         (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
6382         calls to language hooks.
6383         * c-common.h (c_expand_expr): Adjust prototype.
6384         * c-common.c (c_expand_expr): Add alt_rtl parameter.
6385         * langhooks-def.h (lhd_expand_expr): Change prototype.
6386         * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
6387         * langhooks.h (lang_hooks): Change type of expand_expr.
6388         * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
6389         (last_expr_alt_rtl): Likewise.
6390         (expand_expr_stmt_value): Set last_expr_alt_rtl.
6391         (clear_last_expr): Clear it.
6392         (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
6393         (expand_end_bindings): Save and restor last_expr_alt_rtl.
6394         * tree.def (RTL_EXPR): Give it an additional operand.
6395         * tree.h (RTL_EXPR_ALT_RTL): New macro.
6396
6397 2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
6398
6399         * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
6400         * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
6401
6402 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
6403
6404         PR target/13380.
6405         * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
6406         or (ne:SI (reg:CC 17) (const_int 0)).
6407         Be specific about modes wherever possible.
6408
6409 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
6410
6411         * config/m32r/m32r.c (m32r_expand_block_move): Call
6412         gen_movestrsi_internal with two more arguments.
6413         (m32r_output_block_move): Adjust operand numbers.
6414         Properly update the source and destination pointers.
6415         * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
6416         'r+'.  Change the set detinations to match_operand.
6417
6418 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
6419
6420         * final.c (FIRST_INSN_ADDRESS): Remove.
6421         (shorten_branches): Don't use FIRST_INSN_ADDRESS.
6422         * system.h (FIRST_INSN_ADDRESS): Poison.
6423         * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
6424         * config/m32r/m32r-protos.h: Remove the prototype for
6425         m32r_first_insn_address.
6426         * config/m32r/m32r.c (m32r_first_insn_address): Remove.
6427         * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
6428         * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
6429
6430 2004-01-09  J. Brobecker  <brobecker@gnat.com>
6431
6432         * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
6433         we just created.
6434         (is_ada_subrange_type): DIEs for enumeration subtypes should be
6435         emitted as subrange types too.
6436         (subrange_type_die): Add handling of enumeration subtypes.
6437
6438 2004-01-08  Richard Henderson  <rth@redhat.com>
6439
6440         PR opt/12441
6441         Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
6442         * i386.c (aligned_operand): Be prepared for SUBREGed registers.
6443         (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
6444         (ix86_address_cost): Be prepared for SUBREGed registers.
6445         (legitimate_address_p): Accept SUBREGed registers.
6446
6447 2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>
6448
6449         * Makefile.in: Rename configure.in to configure.ac
6450         * doc/sourcebuild.texi: Likewise.
6451         * configure: Regenerate.
6452         * config.in: Regenerate.
6453
6454 2004-01-08  Stuart Hastings  <stuart@apple.com>
6455
6456         * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
6457
6458 2004-01-08  Jan Hubicka  <jh@suse.cz>
6459
6460         * cgraphunit.c (cgraph_decide_inlining):  Fix typo.
6461
6462 2004-01-08  Geoffrey Keating  <geoffk@apple.com>
6463
6464         * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
6465         (UNSPEC_FIX_TRUNC_TF): New constant.
6466         (movtf_internal): Make splitter active only when insn is active.
6467         (extenddftf2): Rewrite to properly load zero into low part.
6468         (extenddftf2_internal): New.
6469         (extendsftf2): Rewrite.
6470         (truncdftf2): Correct length.
6471         (floatditf2): Delete.
6472         (fix_trunc_helper): New.
6473         (fix_trunctfdi2): Use fix_trunc_helper.
6474         (fix_trunctfsi2): Likewise.fix_trunc
6475         (fix_trunctfsi2_internal): New.
6476
6477         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
6478         addresses are legitimate on Darwin even when flag_pic.
6479         (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
6480         non-offsettable addresses for loads of TFmode constants.
6481
6482 2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
6483
6484         * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
6485         variables in the appropriate bss section.
6486
6487 2004-01-09  Alan Modra  <amodra@bigpond.net.au>
6488
6489         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
6490         target_flags has MASK_POWERPC64 when -m64.
6491         * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
6492         to 620, 630, power3, power4 and rs64a entries.
6493         * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
6494
6495 2004-01-08  Richard Sandiford  <rsandifo@redhat.com>
6496
6497         * simplify-rtx.c (simplify_immed_subreg): Fix construction of
6498         floating-point constants.
6499
6500 2004-01-08  J. Brobecker  <brobecker@gnat.com>
6501
6502         * dwarf2out.c (subrange_type_die): Add context_die parameter.
6503         Create the subrange_type DIE using the given context DIE.
6504         (modified_type_die): Update call to subrange_type_die.
6505
6506 2004-01-08  Zack Weinberg  <zack@codesourcery.com>
6507
6508         * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
6509         Add multiple-include guard.
6510
6511 2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
6512
6513         * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
6514         all vector constant loadable by vsplt*.
6515         (output_vec_const_move): Likewise.
6516
6517 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
6518
6519         PR c/6024
6520         * c-typeck.c (comptypes): Only treat enumerated types in the same
6521         translation unit as compatible with each other when they are the
6522         same type.
6523         * doc/extend.texi: Update.
6524
6525 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
6526
6527         PR c/12165
6528         * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
6529         array type from the array element type.
6530
6531 2004-01-07  Alan Modra  <amodra@bigpond.net.au>
6532
6533         * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
6534         * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
6535         * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
6536         (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
6537         * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
6538
6539 2004-01-06  Eric Christopher  <echristo@redhat.com>
6540
6541         * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
6542         (DWARF2_DEBUGGING_INFO): Define.
6543         (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
6544         * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
6545         * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
6546         for irix as.
6547         (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
6548         * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
6549         * config/mips/iris5gas.h: Ditto.
6550         (DBX_DEBUGGING_INFO): Remove.
6551         (DWARF2_DEBUGGING_INFO): Ditto.
6552         (MIPS_DEBUGGING_INFO): Ditto.
6553         (PREFERRED_DEBUGGING_TYPE): Ditto.
6554         * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
6555         (PREFERRED_DEBUGGING_TYPE): Ditto.
6556         (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
6557         * config/mips/elf64.h: Ditto.
6558
6559 2004-01-06  Jan Hubicka  <jh@suse.cz>
6560
6561         * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
6562         (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
6563
6564 2004-01-06  Geoffrey Keating  <geoffk@apple.com>
6565
6566         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
6567         (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
6568         * config/rs6000/darwin-ldouble.c: New.
6569
6570         * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
6571         for constants.
6572         (constant_subword): Delete.
6573         * rtl.h (constant_subword): Delete prototype.
6574         (immed_double_const): Is not in varasm.c.
6575         * simplify-rtx.c (simplify_immed_subreg): New.
6576         (simplify_subreg): Use simplify_immed_subreg.
6577
6578         * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
6579         than trying to generate RTL directly.
6580         (fix_trunctfsi2): Use expand_fix rather than trying to generate
6581         RTL directly.
6582
6583         * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
6584
6585 2004-01-06  David Edelsohn  <edelsohn@gnu.org>
6586
6587         * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
6588         function into a separate macro.
6589         (read_only_data_section): Add void argument.
6590         (private_data_section): Same.
6591         (read_only_private_data_section): Same.
6592         (toc_section): Same.
6593
6594 2004-01-06  Jan Hubicka  <jh@suse.cz>
6595
6596         * invoke.texi:  Remove typo in last change.
6597
6598         PR target/10301
6599         * config.gcc: Accept opteron and athlon-64 as variants
6600         of k8.
6601         * i386.c (override_options): Likewise.
6602         * invoke.texi (i386 -mtune): Expand documentation.
6603
6604 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
6605
6606         * alias.c: Fix comment typos.
6607         * builtins.c: Likewise.
6608         * cfg.c: Likewise.
6609         * df.c: Likewise.
6610         * dominance.c: Likewise.
6611         * dwarf2out.c: Likewise.
6612         * emit-rtl.c: Likewise.
6613         * expr.c: Likewise.
6614         * final.c: Likewise.
6615         * fold-const.c: Likewise.
6616         * gcse.c: Likewise.
6617         * genattrtab.c: Likewise.
6618         * genrecog.c: Likewise.
6619         * gensupport.c: Likewise.
6620         * ggc-zone.c: Likewise.
6621         * integrate.c: Likewise.
6622         * local-alloc.c: Likewise.
6623         * loop.c: Likewise.
6624         * recog.c: Likewise.
6625         * regmove.c: Likewise.
6626         * reg-stack.c: Likewise.
6627         * reorg.c: Likewise.
6628         * rtlanal.c: Likewise.
6629         * rtl.h: Likewise.
6630         * sched-ebb.c: Likewise.
6631         * simplify-rtx.c: Likewise.
6632         * toplev.c: Likewise.
6633         * varasm.c: Likewise.
6634
6635 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
6636
6637         * doc/install.texi: Fix typos.
6638         * doc/invoke.texi: Likewise.
6639         * doc/md.texi: Likewise.
6640
6641 2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
6642
6643         * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
6644
6645 2004-01-06  Jan Hubicka  <jh@suse.cz>
6646
6647         * i386.c (init_cumulative_args):  Add handling of MMX_REGPARM.
6648         (function_arg_advance):  Do not pass aggregates in SSE; deal handling
6649         of MMX_REGPARM.
6650         (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
6651         add MMX_REGPARM.
6652         * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
6653         (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
6654         (MMX_REGPARM_MAX): Similarly for -mmmx.
6655
6656 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6657
6658         * config/sh/linux.h: Fix comment formatting.
6659         * config/sh/netbsd-elf.h: Likewise.
6660         * config/sh/sh.c: Likewise.
6661         * config/sh/sh.h: Likewise.
6662         * config/sh/vxworks.h: Likewise.
6663
6664 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6665
6666         * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
6667         * toplev.c (output_file_directive): Don't use
6668         ASM_OUTPUT_MAIN_SOURCE_FILENAME.
6669
6670 2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>
6671
6672         * toplev.c: Fix broken checkin of 2003-12-30.
6673
6674 2004-01-05  Daniel Berlin  <dberlin@dberlin.org>
6675
6676         * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
6677         (USING_MMAP): We don't support non-mmap.
6678         (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
6679         large objects.
6680         (struct page_entry): Remove bytes_free.
6681         (struct page_table_chain): Remove.
6682         (struct globals): Remove page_table member.
6683         (loookup_page_table_entry): Function deleted.
6684         (set_page_table_entry): Ditto.
6685         (ggc_allocated_p): No longer need page table lookups.
6686         (ggc_marked_p): Ditto.
6687         (alloc_small_page): Don't care about bytes_free anymore.
6688         (alloc_large_page): Round up size.
6689         (ggc_alloc_zone_1): Mark large objects as such, and calculate
6690         their size the new way.
6691         Remove page table lookups and setting.
6692         (ggc_get_size): Calculate large object size the new way.
6693         (sweep_pages): Redo to account for fact that we no longer have
6694         bytes_free.
6695         (ggc_collect): No longer need to reincrement bytes_free.
6696         (ggc_pch_alloc_object): Handle new large objects properly.
6697         (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
6698
6699 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6700
6701         * doc/invoke.texi: Remove a page break.
6702
6703 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6704
6705         * config/avr/avr.c (avr_output_function_prologue): Remove an
6706         extra pair of curly braces.
6707
6708 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6709
6710         * config/mn10300/mn10300.c: Fix comment formatting.
6711         * config/mn10300/mn10300.h: Likewise.
6712
6713 2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
6714
6715         * tree.h: Update documentation on nothrow_flag.
6716         * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
6717         types.
6718
6719 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6720
6721         * doc/invoke.texi: Remove traces of dead ports.
6722
6723 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
6724
6725         * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
6726         option.
6727
6728 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
6729
6730         PR target/12945
6731         * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
6732         counter labels.
6733         * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
6734         (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
6735         string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
6736         the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
6737         (mips_symbol_insns): Don't trust the local/global classification.
6738         (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
6739         (override_options): Make -mabicalls -fno-unit-at-a-time imply
6740         -mno-explicit-relocs.
6741         (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
6742         between local and global symbols.
6743
6744 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
6745
6746         * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
6747         (mips_preferred_reload_class): Declare.
6748         * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
6749         (EXTRA_CONSTRAINT): Update accordingly.
6750         (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
6751         * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
6752         (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
6753         mips_dangerous_for_la25_p.
6754         (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
6755         if mips_dangerous_for_la25_p.
6756
6757 2004-01-05  Bernardo Innocenti  <bernie@develer.com>
6758
6759         * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
6760         warning.
6761
6762 2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>
6763
6764         * configure.ac: Use AC_PROG_CPP_WERROR.
6765         * configure: Regenerate.
6766
6767 2004-01-04  Zack Weinberg  <zack@codesourcery.com>
6768
6769         * .cvsignore: Add autom4te.cache.
6770
6771 2004-01-04  Richard Sandiford  <rsandifo@redhat.com>
6772
6773         * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
6774         -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
6775         -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
6776         then architecture options, then ABI options.  General rewording.
6777
6778 2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>
6779
6780         PR c/3414
6781         * doc/extend.texi: Clarify definition of malloc attribute.
6782
6783 2004-01-04  Jan Hubicka  <jh@suse.cz>
6784
6785         * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
6786         * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
6787         * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
6788         (cgraph_inline_p): Add extra argument reason.
6789         * cgraphunit.c: Minor formating fixes.
6790         cgraph_first_inlined_callee): New functions.
6791         (record_call_1): Record builtins too.
6792         (cgraph_analyze_function): Update inline_failed messages.
6793         (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
6794         cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
6795         (cgraph_check_inline_limits): Likewise; Add argument reason.
6796         (cgraph_set_inline_failed): New static function.
6797         (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
6798         reasons.
6799         (cgraph_inline_p): Add new argument reason.
6800         * tree-inline.c (expand_call_inline):  Update warning.
6801
6802 2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>
6803
6804         * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
6805         with modern equivalents.
6806         * configure: Regenerate.
6807
6808         * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
6809         * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
6810         * configure: Regenerate.
6811
6812         * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
6813
6814         * configure.in: Rename to configure.ac.
6815         * configure.ac: Renamed from configure.in; make minimum necessary
6816         changes for autoconf 2.5x.
6817         * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
6818         * configure: Regenerate with autoconf 2.57.
6819
6820 2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>
6821
6822         * config/mips/linux.h: Fix comment formatting.
6823         * config/mips/mips.c: Likewise.
6824         * config/mips/mips.h: Likewise.
6825         * config/mips/mips.md: Likewise.
6826         * config/mips/netbsd.h: Likewise.
6827         * config/mips/windiss.h: Likewise.
6828
6829 2004-01-02  Richard Henderson  <rth@redhat.com>
6830
6831         * config/i386/i386.md (fp constant pool splitter): Reorg suppression
6832         for sse and 387; add suppression for mmx.
6833
6834 2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>
6835
6836         * loop.c (loop_optimize): Free all loops_info's mems.
6837
6838         * c-typeck.c (finish_init): Free spelling_base before
6839         setting it again.
6840
6841         * cfgloop.c (flow_loops_find): Always free the sbitmap
6842         headers.
6843
6844         * predict.c (estimate_probability): Free bbs after being
6845         done with it.
6846
6847 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
6848
6849         * config/mn10300/mn10300.h (PREDICATE_CODES): Add
6850         const_8bit_operand and call_address_operand.
6851
6852 2004-01-02  Jan Hubicka  <jh@suse.cz>
6853
6854         * cgraphunit.c (cgraph_optimize_function):  Call optimize_inline_calls
6855         when there is nothing to inline but warnings are requested.
6856         (cgraph_decide_inlining):  Fix memory leak.
6857
6858 2004-01-02  Jan Hubicka  <jh@suse.cz>
6859
6860         * expr.c (store_constructor):  Fix pasto in previous patch.
6861
6862 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
6863
6864         * config/i386/cygming.h: Fix comment formatting.
6865         * config/i386/djgpp.h: Likewise.
6866         * config/i386/gthr-win32.c: Likewise.
6867         * config/i386/i386-interix.h: Likewise.
6868         * config/i386/i386.c: Likewise.
6869         * config/i386/i386.h: Likewise.
6870         * config/i386/openbsd.h: Likewise.
6871         * config/i386/winnt.c: Likewise.
6872         * config/i386/xm-mingw32.h: Likewise.
6873
6874 2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>
6875
6876         * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
6877         copyright and last modification dates.
6878
6879 2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>
6880
6881         * doc/install.texi (Specific): Mention x86_64.
6882
6883 2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
6884
6885         * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
6886         Call force_operand on plus_constant result.
6887
6888 2004-01-01  Jan Hubicka  <jh@suse.cz>
6889
6890         * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
6891         * expr.c (store_constructor): Use vec_init pattern.
6892         * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
6893         * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
6894         (vec_set_optab, vec_extract_optab, vec_init_optab): New.
6895         * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
6896         New patterns.
6897         (sse2_unpc?pd): Fix pattern.
6898         (sse2_movlpd): Kill.
6899         (sse2_movsd): Deal with movlpd too.
6900         * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
6901         (ix86_expand_vector_init): New.
6902         * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
6903         * md.texi (vec_set, vec_extract): Document
6904
6905 2003-12-31  Jan Hubicka  <jh@suse.cz>
6906
6907         PR opt/13473
6908         * recog.c (validate_replace_rtx_1):  Take care for RTL sharing inside
6909         ASM input operands
6910
6911         PR opt/12617
6912         * toplev.c (dump_file_index): Reorder ce3 and bbro.
6913         (dump_file): Likewise.
6914         (rest_of_compilation): Likewise.
6915
6916         PR debug/13367
6917         * cgraph.c (cgraph_function_possibly_inlined):  Even with
6918         flag_really_no_inline we inline always_inline functions.
6919         * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
6920         for non-always_inline functions when there is flag_really_no_inline.
6921         (cgraph_decide_inlining): Limit work done when not inlining.
6922         (cgraph_decide_inlining_incrementally): Likewise.
6923         (cgraph_optimize_function): Check whether something got inlined.
6924         * c-objc-common.c (c_disregard_inline_limits): Do not always inline
6925         extern inline functions when not inlining.
6926
6927         * opts.c (decode_options):  Disable crossjumping at -O1
6928         * invoke.texi (-O1): Document change.
6929
6930 See ChangeLog.10 for earlier changes.