gcc/ChangeLog

   1 2003-04-21  Nathan Sidwell  <nathan@codesourcery.com>
   2
   3         Break out coverage routines to new file.
   4         * Makefile.in (COVERAGE_H): New variable
   5         (C_OBJS): Add coverage.o
   6         (coverage.o): New target.
   7         (profile.o, loop-init.o, sched-ebb.o, predict.o, tracer.o): Adjust
   8         dependencies.
   9         (GTFILES): Adjust.
  10         (gt-coverage.h): New target.
  11         (gt-profile.h): Remove.
  12         * profile.h: Remove. Move to ...
  13         * coverage.h: ... here. New. #include gcov-io.h.
  14         * gcov-io.h: Move function definitions to ...
  15         * gcov-io.c: ... here. New.
  16         * profile.c: Move coverage routines to coverage.c.
  17         (instrument_edges, get_exec_counts, branch_prob, init_branch_prob,
  18         end_branch_prob): Adjust.
  19         * coverage.c: New. Coverage routines from profile.c
  20         (coverage_counter_ref, coverage_init, coverage_finish,
  21         coverage_end_function, coverage_begin_output,
  22         coverage_counter_ref, get_coverage_counts): Define.
  23         * gcov-dump.c, gcov.c: #include gcov-io.c.
  24         * libgcov.c: Likewise. Adjust.
  25         * loop-init.c: Don't #include profile.h
  26         * tracer.c, predict.c, sched-ebb.c: Adjust #includes.
  27         * rtl.h: Add coverage prototypes.
  28         * toplev.c (compile_file): Init coverage, not branch_prob.
  29         Always call coverage_finish.
  30         (rest_of_compilation): Call coverage_end_function.
  31
  32 2003-04-21  Matt Kraai  <kraai@alumni.cmu.edu>
  33
  34         * config/rs6000/rs6000.md (*movsf_softfloat): Add "h" <- "0" case.
  35
  36 2003-04-21  Neil Booth  <neil@daikokuya.co.uk>
  37
  38         * c-ppoutput.c (cb_include): Don't take a cpp_token.
  39         * cppfiles.c: Don't undef strcmp.
  40         (find_include_file): Don't take a cpp_token.  Check for empty
  41         file names.
  42         (_cpp_execute_include, _cpp_compare_file_date): Don't take a cpp_token.
  43         (cpp_push_include): Simplify.
  44         * cpphash.h (_cpp_execute_include, _cpp_compare_file_date): Update.
  45         * cpplib.c (glue_header_name): Return the file name, not a cpp_token.
  46         (parse_include): Similary.  Don't check for zero-length filenames.
  47         (do_include_common, do_pragma_dependency): Update accordingly.
  48         * cpplib.h (struct cpp_callbacks): Change prototype of include.
  49
  50 2003-04-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
  51
  52         * expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p
  53         before clearing.
  54
  55 2003-04-21  Mark Mitchell  <mark@codesourcery.com>
  56
  57         * config/i386/winnt.c (i386_pe_mark_dllimport): Make the new RTL
  58         have the same form as the old RTL.
  59
  60 2003-04-21  Andreas Jaeger  <aj@suse.de>
  61
  62         * cppcharset.c (_cpp_valid_ucn): Cast field precision to int.
  63
  64 2003-04-20  Chris Lattner  <sabre@nondot.org>
  65             Zack Weinberg  <zack@codesourcery.com>
  66
  67         * c-common.h, c-semantics.c: Rename genrtl_decl_cleanup to
  68         genrtl_cleanup_stmt.  Correct comment at head of
  69         genrtl_cleanup_stmt (no such thing as a DECL_CLEANUP).
  70
  71         * stmt.c (struct nesting): Kill n_function_calls.
  72         (expand_start_bindings): Don't set
  73         thisblock->data.block.n_function_calls.
  74         (expand_end_bindings): Compare function_call_count against 0.
  75         (expand_cleanups): Kill DONT_DO argument; all callers passed
  76         NULL_TREE. All callers updated to match.
  77
  78 2003-04-20  Zack Weinberg  <zack@codesourcery.com>
  79
  80         * varasm.c (struct deferred_constant, defer_addressed_constants_flag)
  81         (defer_addressed_constants, output_deferred_addressed_constants): Kill.
  82         (output_constant_def): Remove code predicated on
  83         defer_addressed_constants_flag.
  84
  85         * output.h: Remove prototypes of deleted functions.
  86         * c-typeck.c (constructor_subconstants_deferred): Kill.
  87         (struct initializer_stack): Remove 'deferred' field.
  88         (start_init): Remove all references to the above.
  89         (finish_init): Likewise. Also remove never-executed call to
  90         output_deferred_addressed_constants.  Pull assignment to
  91         defstr out of if expression.
  92
  93 2003-04-20  Neil Booth  <neil@daikokuya.co.uk>
  94
  95         * cpphash.h (NOTE_ESC_NL, NOTE_ESC_SPACE_NL, NOTE_TRIGRAPH,
  96         NOTE_NEWLINE): Remove.
  97         * cpplex.c (_cpp_clean_line, _cpp_process_line_notes): Update
  98         to handle new form of line note type.
  99
 100 2003-04-20  Zack Weinberg  <zack@codesourcery.com>
 101
 102         * target.h (encode_section_info): Add new argument carrying
 103         the RTL to be modified by the hook.
 104
 105         * varasm.c (make_decl_rtl, output_constant_def): Update calls
 106         to encode_section_info.
 107         (default_encode_section_info): Take and use RTL argument,
 108         don't use TREE_CST_RTL or DECL_RTL.
 109         * output.h: Update prototype of default_encode_section_info.
 110         * config/darwin.h (ASM_DECLARE_OBJECT_NAME)
 111         (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL):
 112         Update calls to encode_section_info.
 113
 114         * config/darwin.c, config/arm/arm.c, config/arm/pe.c
 115         * config/h8300/h8300.c, config/i386/winnt.c, config/m32r/m32r.c
 116         * config/m68hc11/m68hc11.c, config/m88k/m88k.c, config/mcore/mcore.c
 117         * config/mips/mips.c, config/mmix/mmix.c, config/pa/pa.c
 118         * config/romp/romp.c, config/rs6000/rs6000.c, config/s390/s390.c
 119         * config/v850/v850.c (TARGET_ENCODE_SECTION_INFO definitions):
 120         Take and use RTL argument, don't use TREE_CST_RTL or DECL_RTL,
 121         except for PE dllimport/dllexport.  Update calls to
 122         default_encode_section_info.
 123
 124         * config/darwin-protos.h, config/arm/arm-protos.h, config/i386-protos.h:
 125         Update prototypes.
 126
 127         * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update.
 128
 129 2003-04-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 130
 131         PR/8705
 132         * pa.md (movccfp): New expander.
 133         (setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively.
 134         Reverse fcmp conditions.
 135
 136 2003-04-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
 137
 138         * config/avr/avr.md (*cmpqi_sign_extend): Handle negative values
 139         of operand 1 correctly.
 140
 141 2003-04-20  Nathan Sidwell  <nathan@codesourcery.com>
 142
 143         * cpplex.c (_cpp_lex_direct): Set BOL for CPP_EOF tokens.
 144         * gcov.c (output_lines): Don't be so fussy about going past EOF.
 145
 146 2003-04-20  Neil Booth  <neil@daikokuya.co.uk>
 147
 148         * Makefile.in (LIBCPP_OBJS): Add cppcharset.o.
 149         (cppcharset.o): New target.
 150         * c-lex.c (is_extended_char): Move to cppcharset.c.
 151         (utf8_extend_token): Delete.
 152         * cppcharset.c: New file.
 153         * cpphash.h (_cpp_valid_ucn): New.
 154         * cpplex.c (lex_identifier): Update prototype.
 155         (continues_identifier_p): Rename forms_identifier_p.  Handle UCN
 156         escapes.
 157         (maybe_read_ucs): Rename maybe_read_ucn.  Update to use code
 158         in cppcharset.c.
 159         (lex_number, lex_identifier, cpp_parse_escape): Update.
 160         (_cpp_lex_direct): Update to handle UCNs.
 161         (cpp_avoid_paste): Don't paste to form a UCN.
 162
 163 2003-04-19  Roger Sayle  <roger@eyesopen.com>
 164
 165         * builtins.c (expand_builtin):  Don't expand a pure or const
 166         built-in function if the result will be ignored and none of
 167         its arguments are volatile.
 168
 169 2003-04-19  Kean Johnston  <jkj@sco.com>
 170
 171         * unwind-dw2.c (_Unwind_GetCFA): cast return to avoid warning
 172         * config.gcc: make SCO use dbxelf.h and elfos.h; only use one
 173         target fragment now: t-sco5; dont compile crti.o.
 174         * config/i386/sco5.h: major overhaul to remove all COFF remnants
 175         and to use elfos.h for most definitions.
 176         (BSS_SECTION_ASM_OP): set correct segment attributes.
 177         (PREFERED_DEBUGGING_TYPE): set to DWARF-2.
 178         (DWARF2_UNWIND_INFO): Always set to 1.
 179         (MD_STARTFILE_PREFIX): Make /usr/gnu/lib the default.
 180         (MD_STARTFILE_PREFIX_1): Define.
 181         (MD_EXEC_PREFIX): Adjust to /usr/gnu/bin if using GAS.
 182         (DEFAULT_LINKER): Define if not specified to configure.
 183         (CTORS_SECTION_ASM_OP): Remove COFF crud.
 184         (DTORS_SECTION_ASM_OP): Remove COFF crud.
 185         (WINT_TYPE): Define.
 186         (SDB_DEBUGGING_INFO): Remove.
 187         (EXTRA_SECTIONS): Likewise.
 188         (EXTRA_SECTION_FUNCTIONS): Likewise.
 189         (CTOR_LIST_BEGIN): Likewise.
 190         (CTOR_LIST_END): Likewise.
 191         (INIT_SECTION_FUNCTION): Likewise.
 192         (FINI_SECTION_FUNCTION): Likewise.
 193         (SUBTARGET_FRAME_POINTER_REQUIRED): Likewise.
 194         (LOCAL_LABEL_PREFIX): Likewise.
 195         (NON_SAVING_SETJMP): Likewise.
 196         (RETURN_POPS_ARGS): Likewise.
 197         (ASM_OUTPUT_SKIP): Likewise.
 198         (TARGET_ASM_NAMED_SECTION): Likewise.
 199         (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
 200         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
 201         (ASM_OUTPUT_IDENT): Likewise.
 202         (ASM_OUTPUT_CASE_LABEL): Likewise.
 203         (ASM_OUTPUT_ASCII): Likewise.
 204         (ASM_OUTPUT_LIMITED_STRING): Likewise.
 205         (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
 206         (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
 207         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
 208         (ASM_FINISH_DECLARE_OBJECT): Likewise.
 209         (ASM_DECLARE_OBJECT_NAME): Likewise.
 210         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
 211         (ASM_DECLARE_FUNCTION_NAME): Likewise.
 212         (ASM_DECLARE_RESULT): Likewise.
 213         (ASM_WEAKEN_LABEL): Likewise.
 214         (SUPPORTS_WEAK): Likewise.
 215         (APPLY_RESULT_SIZE): Likewise.
 216         (LPREFIX): Likewise.
 217         (ALIGN_ASM_OP): Likewise.
 218         (ASCII_DATA_ASM_OP): Likewise.
 219         (IDENT_ASM_OP): Likewise.
 220         (ASM_SHORT): Likewise.
 221         (ASM_LONG): Likewise.
 222         (TYPE_ASM_OP): Likewise.
 223         (SIZE_ASM_OP): Likewise.
 224         (STRING_ASM_OP): Likewise.
 225         (SKIP_ASM_OP): Likewise.
 226         (EH_FRAME_SECTION_ASM_OP): Likewise.
 227         (READONLY_DATA_SECTION_ASM_OP): Likewise.
 228         (INIT_SECTION_ASM_OP): Likewise.
 229         (FINI_SECTION_ASM_OP): Likewise.
 230         (TEXT_SECTION_ASM_OP): Likewise.
 231         (DATA_SECTION_ASM_OP): Likewise.
 232         (TYPE_OPERANT_FORMAT): Likewise.
 233         (ASM_SPEC): Remove COFF code.
 234         (STARTFILE_SPEC): Likewise. Always use crti.o; add -p and -pp support;
 235         cause -pg to emit an error; use pcrt1elf.o with -pp
 236         (ENDFILE_SPEC): Likewise.
 237         (TARGET_OS_CPP_BUILTINS): Add _SCO_DS_LL.
 238         (CPP_SPEC): Remove COFF crud; always look in /usr/gnu/include first.
 239         (LINK_SPEC): Remove COFF crud; use -E for environment switch not -R;
 240         add -z alt_resolve to support weak symbols the way GCC wants them.
 241         (LIB_SPEC): Use the profiler libraries in -p or -pp mode.
 242         (LIBGCC_SPEC): Dont use -lgcc in -G mode.
 243         (ASM_PREFERED_EH_DATA_FORMAT): Remove.
 244         * config/i386/t-sco5 (TARGET_LIBGCC2_CFLAGS): Remove.
 245         (CRTSTUFF_T_CFLAGS_S): Define.
 246         (MULTILIB_OPTIONS): Likewise.
 247         (MULTILIB_DIRNAMES): Likewise.
 248         (MULTILIB_MATCHES): Likewise.
 249         (MULTILIB_EXTRA_OPTS): Likewise.
 250         (LIBGCC): Likewise.
 251         (INSTALL_LIBGCC): Likewise.
 252         (crti.o): Remove.
 253         * config/i386/t-sco5gas: Remove.
 254         * doc/install.texi: Updated for new OpenServer instructions.
 255         * testsuite/gcc.dg/nest.c: Allow failure on SCO (-pg not supported)
 256
 257 2003-04-19  Kean Johnston  <jkj@sco.com>
 258
 259         * fixinc/check.tpl: Allow user to over-ride diff program.
 260         * fixinc/inclhack.def: Removed extraneous #ifndef SVR5.
 261         (sco_math): Added test for SCO math header files.
 262         (sco_regset): Added check for conflicts with ieeefp.h.
 263         (svr4_disable_opt): Removed extraneous #ifdef SVR4.
 264         * fixinc/fixincl.x: Regenerated
 265         * fixinc/tests/base/math.h: Added sco_math tests.
 266         * fixinc/tests/base/string.h: New file.
 267         * fixinc/tests/base/sys/regset.h: New file.
 268
 269 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
 270
 271         * cpphash.h (struct cpp_buffer): Remove backup_to.
 272         * cpplex.c (BACKUP, get_effective_char): Die.
 273         (_cpp_skip_block_comment): Assume '*' is location on entry.
 274         (continues_identifier_p): Respect -fno-dollars-in-identifiers.
 275         (IF_NEXT_IS): Update.
 276         (_cpp_lex_direct): Don't use backup_to; look ahead directly.
 277
 278 2003-04-19  Matt Kraai  <kraai@alumni.cmu.edu>
 279
 280         * README.Portability: Move to a new section and obsolete K+R
 281         portability issues.
 282
 283 Sat Apr 19 14:56:17 CEST 2003  Jan Hubicka  <jh@suse.cz>
 284
 285         * rtlanal.c (subreg_offset_representable_p):  Fix call of
 286         subreg_lowpart.
 287
 288 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
 289
 290         * cpphash.h (struct cpp_reader): New member warned_dollar.
 291         * cpplex.c (continues_identifier_p): New function.
 292         (parse_identifier, parse_number, parse_string): Rename lex_identifer,
 293         lex_number and lex_string, and simplify.
 294         (parse_slow, unescaped_terminator_p): Die.
 295         (_cpp_lex_direct): Update.
 296
 297 2003-04-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 298
 299         * calls.c (expand_call): Provide init for old_stack_pointer_delta.
 300
 301 2003-04-19  Nathan Sidwell  <nathan@codesourcery.com>
 302
 303         * doc/invoke.texi (-fprofile-arcs): Mention -lgcov, locking and
 304         fork behaviour.
 305
 306 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
 307
 308         * cppexp.c (eval_token): Permit true and false even if pedantic.
 309
 310 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
 311
 312         * cpplex.c (skip_whitespace): Rearrange to avoid stage1 ICE.
 313
 314 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
 315
 316         * cppfiles.c (ENABLE_VALGRIND_CHECKING, VALGRIND_DISCARD,
 317         MMAP_THRESHOLD, TEST_THRESHOLD, SHOULD_MMAP): Remove.
 318         (struct include_file): Remove fefcnt, mapped members.
 319         (open_file, stack_include_file, _cpp_pop_file_buffer): Disable caching.
 320         (read_include_file): Don't use mmap, terminate buffers in '\r'.
 321         (purge_cache): Don't use munmap.
 322         * cpphash.h (CPP_BUF_COLUMN): Update.
 323         (lexer_state): Remove lexing_comment.
 324         (struct _cpp_line_note): New.
 325         (struct cpp_buffer): New members cur_note, notes_used, notes_cap,
 326         next_line and need_line.  Remove col_adjust and saved_flags.
 327         (_cpp_process_line_notes, _cpp_clean_line, _cpp_get_fresh_line,
 328         _cpp_skip_block_comment, scan_out_logical_line): New.
 329         (_cpp_init_mbchar): Remove.
 330         * cppinit.c (init_library): Remove call to _cpp_init_mbchar.
 331         (cpp_read_main_file): Set line to 1 earlier.
 332         (post_options): -traditional-cpp doesn't want trigraphs.
 333         * cpplex.c (MULTIBYTE_CHARS): Remove code predicated on this.
 334         (add_line_note, _cpp_clean_line, _cpp_process_line_notes,
 335         _cpp_get_fresh_line): New.
 336         (handle_newline, skip_escaped_newlines, trigraph_p,
 337         continue_after_nul, _cpp_init_mbchar): Remove.
 338         (get_effective_char): Update.
 339         (_cpp_skip_block_comment): Rename from skip_block_comment, simplify.
 340         (skip_line_comment): Simplify.
 341         (skip_whitespace, parse_identifier, parse_slow, parse_number,
 342         parse_string): Update.
 343         (cpp_lex_direct): Use clean lines and process line notes.  Update.
 344         (cpp_interpret_charconst): No MULTIBYTE_CHARS.
 345         * cpplib.c (prepare_directive_trad): Call scan_out_logical_line
 346         directly.
 347         (_cpp_handle_directive): Don't set saved_flags.
 348         (run_directive, destringize_and_run, cpp_define, cpp_define_builtin,
 349         cpp_undef, handle_assertion, cpp_push_buffer): Update.
 350         (_cpp_pop_buffer): Free notes.
 351         * cppmacro.c (builtin_macro, paste_tokens): \n terminate buffer.
 352         * cpppch.c (cpp_read_state): \n terminate buffer.
 353         * cpptrad.c (skip_escaped_newlines, handle_newline): Remove.
 354         (copy_comment): Use _cpp_skip_block_comment.
 355         (skip_whitespace, lex_identifier, _cpp_read_logical_line_trad):
 356         Simplify.
 357         (_cpp_overlay_buffer, _cpp_remove_overlay, push_replacement_text,
 358         save_replacement_text): Update.
 359         (scan_out_logical_line): Update to use clean lines and process
 360         line notes.
 361         * fix-header.c (read_scan_file): Update.
 362
 363 2003-04-18  Douglas B Rupp  <rupp@gnat.com>
 364
 365         * unwind-dw2-fde.c (__register_frame_info_bases): Check for
 366         null begin parameter (as well as pointer to null).
 367         (__deregister_frame_info_bases): Likewise.
 368
 369 2003-04-18  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 370
 371         * function.c (purge_addressof_1): For ADDRESSOF, see if SUB is a
 372         hard or virtual register and copy into pseudo if replacement fails.
 373
 374         * cfgcleanup.c (flow_find_cross_jump): Use INSN_P, not active_insn_p.
 375
 376         * expmed.c (mask_rtx): Avoid undefined shifts for BITSIZE of 0.
 377
 378 2003-04-18  Olivier Hainque <hainque@act-europe.fr>
 379
 380         * calls.c (expand_call): Move special case for constructor calls
 381         to right place. Ensures constructor calls used to initialize
 382         arguments get a clean outgoing argument block for themselves.
 383         Move check for stack deallocation completeness until after last
 384         deallocation.  Add stack_pointer_delta to set of state
 385         variables saved and restored along with current stack_level.
 386
 387         * integrate.c (expand_inline_function): Ensure non-const actuals
 388         don't end up const in the caller's flow after conversion to possibly
 389         const formal type.
 390
 391 2003-04-18  Vincent Celier  <celier@gnat.com>
 392
 393         * dwarf2out.c (loc_descriptor_from_tree): Treat all *_MOD_EXPR
 394         and *_DIV_EXPR as TRUNC_*_EXPR.
 395
 396 2003-04-18  Mark Mitchell  <mark@codesourcery.com>
 397
 398         * cfgrtl.c (try_redirect_by_replacing_jump): Create a basic block
 399         for orphaned jump tables.
 400
 401 2003-04-18  Kazu Hirata  <kazu@cs.umass.edu>
 402
 403         * reload1.c: Revert my previous patch on 2002-04-17.
 404
 405 2003-04-18  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 406
 407         * doc/contrib.texi (Contributors): Prefer "bug fix" over "bugfix".
 408         Add Segher Boessenkool.
 409
 410 2003-04-18  Alexander Sotirov  <sluncho@mirizma.org>
 411
 412         PR c/9177
 413         * c-decl.c (c_expand_body): Don't garbage collect the function
 414         body if we are going to dump it later.
 415
 416 2003-04-18  Richard Henderson  <rth@redhat.com>
 417
 418         * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): Remove.
 419         (alpha_end_function): Don't set them.
 420         (decl_in_text_section): Remove.
 421         (alpha_encode_section_info): Remove.
 422         (samegp_function_operand): Use SYMBOL_REF LOCAL_P and EXTERNAL_P.
 423         (direct_call_operand): Use SYMBOL_REF_DECL and compare actual
 424         sections, rather than decl_in_text_section results.
 425
 426 2003-04-18  Roger Sayle  <roger@eyesopen.com>
 427
 428         * rtlanal.c (reg_overlap_mentioned_p): Handle ZERO_EXTRACT
 429         and SIGN_EXTRACT.
 430
 431 2003-04-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
 432
 433         PR optimization/7675
 434         * c-typeck.c (build_external_ref): Set the DECL_NONLOCAL flag
 435         on VAR_DECL, PARM_DECL and FUNCTION_DECL from within
 436         nested functions if they refer to declarations from parent functions.
 437         * stmt.c (expand_decl): Don't put automatic variables in registers
 438         if the DECL_NONLOCAL flag is set.
 439
 440 2003-04-18  Hans-Peter Nilsson  <hp@bitrange.com>
 441
 442         * gcse.c (compute_ld_motion_mems): For MEM destinations, only
 443         consider those to be movable where the source matches
 444         want_to_gcse_p.
 445         (update_ld_motion_stores): In comment, refer to
 446         compute_ld_motion_mems for validity of replacement.
 447
 448 Fri Apr 18 01:28:51 CEST 2003  Jan Hubicka  <jh@suse.cz>
 449
 450         * gcov-dump.c (tag_summary): Remove max_sum
 451         * gcov-io.h (gcov_summary, gcov_write_summary,
 452         gcov_read_summary): Kill max_sum.
 453         * libgcov.c (gcov_exit): Do one pass over the data.  Make error
 454         message more verbose.
 455
 456         * emit-rtl.c (subreg_hard_regno):  Check that register is
 457         representable.
 458
 459         * reload.c (reload_inner_reg_of_subreg):  When register is not
 460         representable, reload the whole thing.
 461         (find_reloads): Likewsie.
 462         * rtlanal.c (subreg_representable_p):  New function.
 463
 464         * profile.c (compute_branch_probabilities):  Cleanup sanity checking;
 465         allow negative probabilities for edges from the call to exit.
 466         (branch_prob): Do not add fake edges for functions that may return
 467         twice.
 468
 469 2003-04-17  DJ Delorie  <dj@redhat.com>
 470
 471         * toplev.c (target_options): Add value field.
 472         (set_target_switch): Handle target options with values.
 473         * doc/tm.texi: Document how fixed vs variable target
 474         options work.
 475         * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
 476         config/c4x/c4x.h, config/cris/aout.h, config/cris/cris.h,
 477         config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
 478         config/frv/frv.h, config/i386/i386.h, config/ia64/ia64.h,
 479         config/m32r/m32r.h, config/m68hc11/m68hc11.h,
 480         config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
 481         config/mips/mips.h, config/mmix/mmix.h, config/pa/pa.h,
 482         config/rs6000/rs6000.h, config/rs6000/sysv4.h,
 483         config/s390/s390.h, config/sparc/sparc.h, config/v850/v850.h:
 484         Add value initializer to target options.
 485
 486 2003-04-07  Loren James Rittle  <ljrittle@acm.org>
 487
 488         * cpppch.c (cpp_valid_state): Unconditionally initialize nl.
 489
 490 2003-04-17  Kazu Hirata  <kazu@cs.umass.edu>
 491
 492         * reload1.c (move2add_last_cc0): New.
 493         (reload_cse_move2add): Detect implicit sets.
 494         (move2add_note_store): Notice a store into cc0.
 495
 496 2003-04-17  Roger Sayle  <roger@eyesopen.com>
 497
 498         PR c/10375
 499         * c-decl.c (duplicate_decls): Preserve "const" and "noreturn"
 500         function attributes.
 501
 502 2003-04-17  Janis Johnson  <janis187@us.ibm.com>
 503
 504         * doc/sourcebuild.texi (Test Suites): Document support for testing
 505         binary compatibility (moved from testsuite/README.compat).
 506
 507 2003-04-17  Richard Henderson  <rth@redhat.com>
 508
 509         * config/ia64/ia64.c (ia64_in_small_data_p): Disallow strings.
 510
 511 2003-04-17  Simon Law  <sfllaw@engmail.uwaterloo.ca>
 512
 513         * doc/include/gpl.texi: Fix double-spacing after "MA" to match
 514         the one provided by the FSF.
 515
 516 2003-04-17  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 517
 518         * doc/install.texi (Binaries): Update URL and list of platforms
 519         provided by ftp.thewrittenword.com.
 520
 521 2003-04-17  Richard Henderson  <rth@redhat.com>
 522
 523         * config/xtensa/xtensa.c (xtensa_encode_section_info): Remove.
 524         (call_insn_operand): Use SYMBOL_REF_LOCAL_P.
 525         * config/xtensa/xtensa.md (call, call_value): Likewise.
 526
 527 2003-04-17  Richard Henderson  <rth@redhat.com>
 528
 529         * config/v850/v850.c (print_operand): Use SYMBOL_REF_[ZST]DA.
 530         (print_operand_address): Likewise.
 531         (ep_memory_operand): Likewise.
 532         (special_symbolref_operand): Likewise.
 533         (v850_encode_data_area): Use SYMBOL_REF_FLAGS.
 534         (v850_encode_section_info): Call default_encode_section_info.
 535         (v850_strip_name_encoding): Remove.
 536         * config/v850/v850.h (EXTRA_CONSTRAINT): Use SYMBOL_REF_[ZST]DA.
 537         (ASM_OUTPUT_LABELREF): Remove.
 538         (ZDA_NAME_FLAG_CHAR, ZDA_NAME_P): Remove.
 539         (SDA_NAME_FLAG_CHAR, SDA_NAME_P): Remove.
 540         (TDA_NAME_FLAG_CHAR, TDA_NAME_P): Remove.
 541         (ENCODED_NAME_P): Remove.
 542         (SYMBOL_FLAG_ZDA, SYMBOL_REF_ZDA_P): New.
 543         (SYMBOL_FLAG_SDA, SYMBOL_REF_SDA_P): New.
 544         (SYMBOL_FLAG_TDA, SYMBOL_REF_TDA_P): New.
 545
 546 2003-04-17  Richard Henderson  <rth@redhat.com>
 547
 548         * config/stormy16/stormy16.c (xstormy16_encode_section_info): Kill.
 549         * config/stormy16/stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use
 550         SYMBOL_REF_FUNCTION_P.
 551
 552 2003-04-17  Richard Henderson  <rth@redhat.com>
 553
 554         * config/sparc/sparc.c (sparc_encode_section_info): Remove.
 555         (data_segment_operand): Use SYMBOL_REF_FUNCTION_P.
 556         (text_segment_operand): Likewise.
 557
 558 2003-04-17  Richard Henderson  <rth@redhat.com>
 559
 560         * config/sh/sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING.
 561         (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
 562         (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
 563         (sh_encode_section_info): Remove.
 564         (sh_strip_name_encoding): Remove.
 565         * config/sh/sh.h (SH_DATALABEL_ENCODING): Remove.
 566         (DATALABEL_SYMNAME_P, STRIP_DATALABEL_ENCODING): Remove.
 567         (SH_TLS_ENCODING, TLS_SYMNAME_P, STRIP_TLS_ENCODING): Remove.
 568         (ASM_OUTPUT_LABELREF): Remove.
 569         (ASM_OUTPUT_SYMBOL_REF): Use SYMBOL_REF_FUNCTION_P.
 570         * config/sh/sh.md (*): Use SYMBOL_REF_LOCAL_P.
 571
 572 2003-04-17  Richard Henderson  <rth@redhat.com>
 573
 574         * config/s390/s390.c (SYMBOL_FLAG_ALIGN1): New.
 575         (tls_model_chars): Remove.
 576         (larl_operand): Use SYMBOL_REF_FLAGS.
 577         (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
 578         (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
 579         (s390_output_mi_thunk): Likewise.
 580         (s390_emit_prologue): Set SYMBOL_FLAG_LOCAL as needed.
 581         (s390_function_profiler): Likewise.
 582         (s390_encode_section_info): Use default_encode_section_info
 583         and SYMBOL_FLAG_ALIGN1.
 584         (s390_strip_name_encoding): Remove.
 585         * config/s390/s390.h (ASM_OUTPUT_LABELREF): Remove.
 586         * config/s390/s390.md (call, call_value): Use SYMBOL_REF_LOCAL_P.
 587         (builtin_setjmp_receiver): Set SYMBOL_FLAG_LOCAL as needed.
 588
 589 2003-04-17  Richard Henderson  <rth@redhat.com>
 590
 591         * config/ns32k/ns32k.c (ns32k_encode_section_info): Remove.
 592         (global_symbolic_reference_mentioned_p): Use SYMBOL_REF_LOCAL_P.
 593         (print_operand_address): Likewise.
 594
 595         * config/ns32k/ns32k.h (CANNOT_CHANGE_MODE_CLASS): Add CLASS argument.
 596         * config/ns32k/ns32k.c (expand_block_move): Don't check
 597         flag_unroll_loops.
 598
 599 2003-04-17  Richard Henderson  <rth@redhat.com>
 600
 601         * config/mcore/mcore.c (mcore_encode_section_info): Don't set
 602         SYMBOL_REF_FLAG.
 603
 604 2003-04-17  Richard Henderson  <rth@redhat.com>
 605
 606         * rtl.h (SYMBOL_FLAG_MACH_DEP_SHIFT): New.
 607
 608         * config/m32r/m32r.c (SYMBOL_FLAG_MODEL_SHIFT): New.
 609         (SYMBOL_REF_MODEL): New.
 610         (LIT_NAME_P): Move from m32r.h.
 611         (m32r_select_section): Remove.
 612         (m32r_encode_section_info): Use SYMBOL_REF_FLAGS.
 613         (m32r_strip_name_encoding): Remove.
 614         (m32r_in_small_data_p): New.
 615         (small_data_operand): Use SYMBOL_REF_SMALL_P.
 616         (addr24_operand): Use SYMBOL_REF_MODEL.
 617         (call26_operand): Likewise.
 618         (addr32_operand): Tidy.
 619         (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
 620         * config/m32r/m32r.h (RODATA_SECTION_ASM_OP): Remove.
 621         (SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Remove.
 622         (READONLY_DATA_SECTION_ASM_OP): Remove.
 623         (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
 624         (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Remove.
 625         (TARGET_ASM_SELECT_SECTION): Remove.
 626         (SDATA_FLAG_CHAR, MEDIUM_FLAG_CHAR, LARGE_FLAG_CHAR): Remove.
 627         (SDATA_NAME_P, SMALL_NAME_P, MEDIUM_NAME_P): Remove.
 628         (LARGE_NAME_P, ENCODED_NAME_P): Remove.
 629         (ASM_OUTPUT_LABELREF): Remove.
 630
 631 2003-04-17  Richard Henderson  <rth@redhat.com>
 632
 633         * config/ip2k/ip2k.c (is_regfile_address): Use SYMBOL_REF_FUNCTION_P.
 634         (encode_section_info): Remove.
 635         * config/ip2k/ip2k-protos.h: Update.
 636
 637 2003-04-17  Richard Henderson  <rth@redhat.com>
 638
 639         * varasm.c (default_encode_section_info): Don't set
 640         SYMBOL_FLAG_EXTERNAL if not TREE_PUBLIC.
 641         * config/i370/i370.c (i370_encode_section_info): Remove.
 642         * config/i370/i370.h (CONSTANT_ADDRESS_P): Use SYMBOL_REF_EXTERNAL_P.
 643         (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Likewise.
 644         * config/i370/i370.md (movsi): Likewise.
 645
 646         * config/i370/t-i370: Add missing backslash.
 647
 648 2003-04-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
 649
 650         * doc/invoke.texi (inline-limit): Fix pasto.
 651
 652 2003-04-17  Richard Henderson  <rth@redhat.com>
 653
 654         * config/h8300/h8300.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): New.
 655         (small_call_insn_operand): Use it.
 656         (SYMBOL_FLAG_EIGHTBIT_DATA): New.
 657         (h8300_eightbit_constant_address_p): Use it.
 658         (SYMBOL_FLAG_TINY_DATA): New.
 659         (h8300_tiny_constant_address_p): Use it.
 660         (h8300_encode_label, h8300_strip_name_encoding): Remove.
 661         (h8300_encode_section_info): Set SYMBOL_REF_FLAGS.
 662         * config/h8300/h8300.h (TINY_DATA_NAME_P): Remove.
 663         (ASM_OUTPUT_LABELREF): Remove.
 664
 665 2003-04-16  Richard Henderson  <rth@redhat.com>
 666
 667         * config/frv/frv.c (symbol_ref_small_data_p): Remove.  Replace
 668         all users with SYMBOL_REF_SMALL_P.
 669         (const_small_data_p): Use SYMBOL_REF_SMALL_P.
 670         (frv_encode_section_info): Remove.
 671         (frv_strip_name_encoding): Remove.
 672         (frv_in_small_data_p): Merge tests from encode_section_info.
 673         (frv_print_operand): Use '@' not SDATA_FLAG_CHAR.
 674         * config/frv/frv.h (SDATA_FLAG_CHAR): Remove.
 675         (SDATA_NAME_P): Remove.
 676         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use SIZE not SDATA_NAME_P.
 677         (ASM_OUTPUT_LABELREF): Remove.
 678         (PRINT_OPERAND_PUNCT_VALID_P): Use '@' not SDATA_FLAG_CHAR.
 679
 680         * config/frv/frv.c (frv_asm_out_constructor): New.
 681         (frv_asm_out_destructor): New.
 682         * config/frv/frv.h (CTORS_SECTION_ASM_OP): New.
 683         (DTORS_SECTION_ASM_OP): New.
 684         (ASM_OUTPUT_CONSTRUCTOR): Remove.
 685         (ASM_OUTPUT_DESTRUCTOR): Remove.
 686
 687 2003-04-16  Richard Henderson  <rth@redhat.com>
 688
 689         * config/cris/cris.c (cris_gotless_symbol, cris_got_symbol): Use
 690         SYMBOL_REF_LOCAL_P; abort if not pic.
 691         (cris_encode_section_info): Remove.
 692
 693 2003-04-16  Richard Henderson  <rth@redhat.com>
 694
 695         * config/c4x/c4x.c (c4x_encode_section_info): Remove.
 696         (c4x_T_constraint): Use SYMBOL_REF_FUNCTION_P.
 697
 698         * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Declare
 699         flag_inline_trees.
 700
 701 2003-04-16  Richard Henderson  <rth@redhat.com>
 702
 703         * config/avr/avr.c (avr_encode_section_info): Remove.
 704         (avr_insert_attributes): New.
 705         (print_operand_address): Use SYMBOL_REF_FUNCTION_P.
 706         (avr_assemble_integer): Likewise.
 707
 708 2003-04-16  Richard Henderson  <rth@redhat.com>
 709
 710         * arc.c (arc_encode_section_info): Remove.
 711         (arc_assemble_integer): Use SYMBOL_REF_FUNCTION_P.
 712         (arc_print_operand, arc_print_operand_address): Likewise.
 713         * arc.h (EXTRA_CONSTRAINT): Likewise.
 714
 715 2003-04-16  Roger Sayle  <roger@eyesopen.com>
 716
 717         * c-semantics.c (find_reachable_label): New function to find a
 718         potentially reachable label in an expression.
 719         (expand_unreachable_if_stmt): Similar to expand_if_stmt but
 720         assumes the start of the IF_STMT is unreachable (dead) code.
 721         (expand_unreachable_stmt): Similar to expand_stmt but assumes
 722         the start of the statement list is unreachable (dead) code.
 723         (genrtl_if_stmt):  If the controlling expression of the IF
 724         is constant, use expand_unreachable_stmt for the THEN or ELSE
 725         clause as appropriate.
 726         (genrtl_switch_stmt):  Use expand_unreachable_stmt to expand
 727         the body of a SWITCH statement.
 728         (expand_stmt): The code immediately following a "return",
 729         "break", "continue" or "goto" is unreachable.
 730         * Makefile.in (c-semantics.o): Depend upon tree-inline.h.
 731
 732 2003-04-16  Richard Henderson  <rth@redhat.com>
 733
 734         * rtl.h (MEM_ALIAS_SET): Update documentation.
 735         * doc/rtl.texi (Special Accessors): New node.
 736         (SYMBOL_REF_FLAG): Note relationship with SYMBOL_REF_FLAGS.
 737
 738 2003-04-16  Alexandre Oliva  <aoliva@redhat.com>
 739
 740         * reload1.c (reload_cse_noop_set_p): Return false if mode of
 741         SET_DEST is not the same as that returned by...
 742         * cselib.h (cselib_reg_set_mode): ... new function.
 743         * cselib.c (cselib_reg_set_mode): Define it.
 744         (REG_VALUES): Document semantics of first element as set mode.
 745         (cselib_subst_to_values): Skip first element if ELT is NULL.
 746         (cselib_lookup): Likewise.  Insert past the first element.
 747         (cselib_invalidate_regno): NULLify first element.
 748         (cselib_record_set): Set first element.
 749
 750 2003-04-16  Olivier Hainque <hainque@act-europe.fr>
 751
 752         * tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions.
 753         (save_expr): Replace loop by call to skip_simple_arithmetics_at.
 754         * tree.h: Add prototypes for the two new functions.
 755         * fold-const.c (fold_binary_op_with_conditional_arg): Replace test
 756         updates introduced in the previous revision by call to saved_expr_p.
 757         * stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at.
 758
 759         * expr.c (store_field): Force usage of bitfield instructions when
 760         the field position requires it, whatever SLOW_UNALIGNED_ACCESS.
 761         (expand_expr, case BIT_FIELD_REF): likewise.
 762
 763 2003-04-16  Mark Mitchell  <mark@codesourcery.com>
 764
 765         PR middle-end/8866
 766         * cfgtrl.c (try_redirect_by_replacing_jump): Do not delete
 767         jumptables.
 768
 769 2003-04-16  Richard Henderson  <rth@redhat.com>
 770
 771         * config/ia64/ia64.c (sdata_symbolic_operand): Use
 772         SYMBOL_REF_SMALL_P and SYMBOL_REF_LOCAL_P.
 773         (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
 774         (function_operand): Use SYMBOL_REF_FUNCTION_P.
 775         (ia64_expand_load_address): Likewise.
 776         (ia64_assemble_integer): Likewise.
 777         (ia64_encode_section_info): Remove.
 778         (ia64_strip_name_encoding): Remove.
 779         * config/ia64/ia64.h (ENCODE_SECTION_INFO_CHAR): Remove.
 780         * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't strip it.
 781
 782 2003-04-16  Richard Henderson  <rth@redhat.com>
 783
 784         * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): New.
 785         (samegp_function_operand): Use SYMBOL_FLAG_SAMEGP.
 786         (direct_call_operand): Use SYMBOL_FLAG_NEAR.
 787         (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
 788         (small_symbolic_operand): Use SYMBOL_REF_SMALL_P.
 789         (global_symbolic_operand): Similarly.
 790         (tls_symbolic_operand_1): Use SYMBOL_REF_TLS_MODEL.
 791         (tls_symbolic_operand_type): Likewise.
 792         (alpha_encode_section_info): Use default_encode_section_info.
 793         (alpha_strip_name_encoding): Remove.
 794         (get_tls_get_addr): Split out from ...
 795         (alpha_legitimize_address): ... here.
 796         (alpha_emit_xfloating_libcall): Use init_one_libfunc.
 797         (get_some_local_dynamic_name_1): Use SYMBOL_REF_TLS_MODEL.
 798         (alpha_initialize_trampoline): Use init_one_libfunc.
 799         (alpha_setup_incoming_varargs): Mark unused parameters.
 800         (alpha_initial_elimination_offset): Likewise.
 801         (alpha_end_function): Use SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP.
 802         (unicosmk_unique_section): Use default_strip_name_encoding.
 803         (unicosmk_ssib_name, unicosmk_output_externs): Likewise.
 804
 805 2003-04-16  Aldy Hernandez  <aldyh@redhat.com>
 806
 807         * config.gcc: Add t-spe for eabispe.
 808
 809         * config/rs6000/t-spe: New.
 810
 811 2003-04-16  J"orn Rennecke <joern.rennecke@superh.com>
 812
 813         Re-apply this patch:
 814
 815         2002-05-16  Dale Johannesen  <dalej@apple.com>
 816           * combine.c (cant_combine_insn_p):  Reenable combinations
 817           involving hard regs unless CLASS_LIKELY_SPILLED_P.
 818
 819 2003-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 820
 821         PR/10271
 822         * pa-protos.h (function_arg): Remove last argument.
 823         * pa.c (function_arg): Likewise.  Use CUMULATIVE_ARGS struct instead.
 824         * pa.h (struct hppa_args): Add member incoming.
 825         (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Initialize
 826         member incoming.
 827         (FUNCTION_ARG): Revise call to function_arg.
 828         (FUNCTION_INCOMING_ARG): Delete.
 829
 830 2003-04-15  Zack Weinberg  <zack@codesourcery.com>
 831
 832         * configure.in: Unify the code which creates symlinks to a
 833         just-built as, ld, objdump, and nm with the code that detects
 834         their presence for purposes of feature tests.
 835         * configure: Regenerate.
 836
 837 2003-04-15  Zack Weinberg  <zack@codesourcery.com>
 838
 839         * varasm.c (output_constant_def): Do not consult
 840         CONSTANT_AFTER_FUNCTION_P.  Remove all code predicated on it.
 841         (after_function_constants, output_after_function_constants): Delete.
 842         * doc/tm.texi: Delete documentation of CONSTANT_AFTER_FUNCTION_P.
 843         * config/mips/mips-protos.h, config/mips/mips.c
 844         (mips16_constant_after_function_p): Delete.
 845         * config/mips/mips.h: Delete #if-0-ed definition of
 846         CONSTANT_AFTER_FUNCTION_P.
 847         * config/d30v/d30v.h, config/stormy16/stormy16.h: Remove
 848         mention of CONSTANT_AFTER_FUNCTION_P in comment.
 849
 850 2003-04-15  Geoffrey Keating  <geoffk@apple.com>
 851
 852         * tree.c (next_decl_uid): Mark with GTY.
 853         (next_type_uid): Likewise.
 854
 855 2003-04-15  J"orn Rennecke <joern.rennecke@superh.com>
 856
 857         PR target/9594:
 858         * sh.c (barrier_align): Also recognize stuff_delay_slot as
 859         an indicator that a barrier was created by branch splitting.
 860
 861 2003-04-15  Mark Mitchell  <mark@codesourcery.com>
 862
 863         * c-decl.c (implicitly_declare): Copy declarations that are going
 864         to be placed in a local scope.
 865
 866 2003-04-15  James A. Morrison  <ja2morri@uwaterloo.ca>
 867
 868         * invoke.texi (Spec Files): Wrap if-exists-else example.
 869         (MCore): Remove duplicate @itemx entries and @opindex entries.
 870
 871 2003-04-15  Ulrich Weigand  <uweigand@de.ibm.com>
 872
 873         * unwind.inc (_Unwind_Backtrace): New function.
 874         * unwind.h (_Unwind_Backtrace): Declare it.
 875         * libgcc-std.ver (_Unwind_Backtrace): Export it.
 876
 877 2003-04-14  Jason Merrill  <jason@redhat.com>
 878
 879         PR middle-end/10336, c++/10401
 880         * jump.c (never_reached_warning): Also stop looking if we reach the
 881         beginning of the function.
 882
 883 2003-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 884
 885         PR target/10338
 886         PR bootstrap/10198
 887         PR bootstrap/10140
 888         * fixinc/gnu-regex.c (regerror): Use mempcpy not __mempcpy.
 889
 890 2003-04-15  J"orn Rennecke <joern.rennecke@superh.com>
 891
 892         * i386.md (abssf2_if+1): Make condition agree with abssf2_1 .
 893
 894 2003-04-15  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 895
 896         * optabs.c (expand_binop): In multi-word add cases, ensure
 897         XTARGET is copied to TARGET if they are different.
 898
 899 2003-04-15  Olivier Hainque <hainque@act-europe.fr>
 900
 901         * except.c (resolve_fixup_regions): Avoid dereferencing null pointer
 902         to region, possible after integration of function with unreachable
 903         regions that were optimized away.
 904
 905 2003-04-15  Jakub Jelinek  <jakub@redhat.com>
 906
 907         * config/rs6000/rs6000.h (EPILOGUE_USES): Use register 2,
 908         instead of TOC_REGISTER in epilogue in
 909         current_function_calls_eh_return functions.
 910
 911 2003-04-14  Mark Mitchell  <mark@codesourcery.com>
 912
 913         * doc/extend.texi (Empty Structures): Correct description of G++'s
 914         handling of these structures.
 915
 916         * c-decl.c (grokdeclarator): Reject extern redeclarations of
 917         static variables.
 918
 919 2003-04-14  Janis Johnson  <janis287@us.ibm.com>
 920
 921         * config/rs6000/rs6000.md (define_constants): Define constants for
 922         all UNSPEC usage, including new values for TLS support.
 923         (aux_truncdfsf2, fctiwz, movsi_got, movsi_got_internal,
 924         load_toc_aix_si, load_toc_aix_di, load_toc_v4_pic_si,
 925         load_toc_v4_PIC_1, load_toc_v4_PIC_1b, load_macho_picbase,
 926         macho_correct_pic, blockage, move_from_CR_ov_bit, movesi_from_cr,
 927         stack_tie, movsi_to_cr_one, movsi_to_cr, mtcrfsi, eh_set_lr_si,
 928         eh_set_lr_di): Use them.
 929         * rs6000.c: (mtcrf_operation, uses_TOC, rs6000_emit_prologue,
 930         rs6000_emit_epilogue) Use them.
 931
 932         * rtl.h (SYMBOL_REF_TLS_MODEL): Fix mask value.
 933
 934 2003-04-14  Neil Booth  <neil@daikokuya.co.uk>
 935
 936         * Makefile.in (c-opts.o): Use custom action.
 937
 938 2003-04-14  Douglas B Rupp  <rupp@gnat.com>
 939
 940         * ifcvt.c (noce_process_if_block): Fail on BLKmode move.
 941
 942 2003-04-14  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 943
 944         * stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to
 945         handle "superflat arrays" in Ada.
 946
 947         * integrate.c (expand_inline_function): Don't inline if would
 948         lose /u on a BLKmode TARGET.
 949
 950 2003-04-14  Joel Brobecker  <brobecker@gnat.com>
 951
 952         * dbxout.c (print_int_cst_bounds_in_octal_p): New function,
 953         extracted from dbxout_type.
 954         (dbxout_range_type): print large bounds in octal format.
 955         (dbxout_type): Replace extracted code by call to
 956         print_int_cst_bounds_in_octal_p.
 957
 958         * dwarf2out.c (gen_compile_unit_die): Emit DW_LANG_Ada95 instead
 959         of DW_LANG_Ada83 for Ada units.
 960
 961 2003-04-14  Olivier Hainque <hainque@act-europe.fr>
 962
 963         * explow.c (round_push): Use HOST_WIDE_INT instead of int for the
 964         temporary used to round CONST_INT sizes.
 965
 966         * tree.c (int_fits_type_p): Extract generic checks from the case
 967         of constant type bounds. Refine the checks against constant type
 968         bounds to allow for possible decisions against each of these bounds
 969         without requiring both bounds to be constant.
 970         (tree_int_cst_msb): Put back.
 971         * tree.h (tree_int_cst_msb): Likewise.
 972
 973         * global.c (global_conflicts): Prevent allocation of call clobbered
 974         hard regs to pseudos live across abnormal edges, as later passes are
 975         not ready to handle them.
 976
 977         * fold-const.c (fold): Reorder tests for conditional expressions.
 978
 979         * expr.c (highest_pow2_factor): Return unsigned.
 980         * expr.h (offset_address): Likewise.
 981         * emit-rtl.c (offset_address): POW2 argument now unsigned.
 982
 983 2003-04-14  Roger Sayle  <roger@eyesopen.com>
 984
 985         * builtins.c (expand_builtin_strlen):  Evaluate the lengths of
 986         string literals at compile-time.
 987
 988 2003-04-14  Roger Sayle  <roger@eyesopen.com>
 989
 990         * fold-const.c (fold):  Transform (c1 - x) cmp c2, where cmp is a
 991         comparison operation and c1/c2 are floating point constants into
 992         x swap(cmp) (c1 - c2).
 993
 994 2003-04-14  Vladimir Makarov  <vmakarov@redhat.com>
 995
 996         * genautomata.c (output_translate_vect): Fix a typo in loop
 997         condition.
 998
 999 2003-04-14  Hans-Peter Nilsson  <hp@axis.com>
1000
1001         PR target/10377
1002         * config/cris/cris.md ("*mov_sideqi", "*mov_sidehi")
1003         ("*mov_sidesi", "*mov_sideqi_mem", "*mov_sidehi_mem")
1004         ("*mov_sidesi_mem", "*clear_sidesi", "*clear_sidehi")
1005         ("*clear_sideqi", "*ext_sideqihi", "*ext_sideqisi")
1006         ("*ext_sidehisi", "*op_sideqi", "*op_sidehi", "*op_sidesi")
1007         ("*op_swap_sideqi", "*op_swap_sidehi", "*op_swap_sidesi")
1008         ("*extopqihi_side", "*extopqisi_side", "*extophisi_side")
1009         ("*extopqihi_swap_side", "*extopqisi_swap_side")
1010         ("*extophisi_swap_side", 8th, 9th, 10th, 11th, 14th peepholes):
1011         When next to constraint R, replace constraint i with n.
1012
1013 Mon Apr 14 16:18:37 CEST 2003  Jan Hubicka  <jh@suse.cz>
1014
1015         PR opt/10024
1016         * cfgrtl.c (force_nonfallthru_and_redirect): Use unchecked_make_edge.
1017
1018 2003-04-14  Kriang Lerdsuwanakij  <lerdsuwa@users.sourceforge.net>
1019
1020         * doc/contrib.texi (Contributors): Correct my entry.
1021
1022 2003-04-13  Roger Sayle  <roger@eyesopen.com>
1023
1024         * tree.h (DECL_BUILT_IN_NONANSI): Remove.
1025         * c-common.c (builtin_function_2): Don't set DECL_BUILT_IN_NONANSI.
1026         * c-decl.c (duplicate_decls): Use invariant DECL_BUILT_IN_NONANSI
1027         implies DECL_BUILT_IN to simplify logic.
1028         * print-tree.c (print_node): Don't dump DECL_BUILT_IN_NONANSI.
1029
1030 2003-04-13  Roger Sayle  <roger@eyesopen.com>
1031
1032         * builtin-types.def (BT_FN_STRING_CONST_STRING): New builtin type.
1033         (BT_FN_PTR_SIZE_SIZE): Likewise.
1034         * builtins.def (BUILT_IN_MALLOC, BUILT_IN_CALLOC, BUILT_IN_STRDUP):
1035         New built-in functions for malloc, calloc and strdup respectively.
1036         * calls.c (special_function_p): No need to handle malloc-like
1037         functions any longer.  ECF_MALLOC is set via built-in attributes.
1038
1039         * c-decl.c (duplicate_decls): Preserve pure and malloc attributes.
1040
1041         * doc/extend.texi: Document these new built-in functions.
1042
1043 2003-04-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1044
1045         * builtins.c (expand_builtin_memcpy): Add `endp' argument, use it.
1046         (expand_builtin_stpcpy): New.
1047         (expand_builtin): Add BUILT_IN_MEMPCPY & BUILT_IN_STPCPY.
1048         * builtins.def: Add mempcpy & stpcpy support.
1049         * doc/extend.texi (mempcpy, stpcpy): Document new builtins.
1050
1051 2003-04-13  Nick Clifton  <nickc@redhat.com>
1052
1053         * config/rs6000/rs6000.c: Replace occurrences of "GNU CC" with
1054         "GCC".
1055         * config/rs6000/40x.md, config/rs6000/603.md,
1056         config/rs6000/6xx.md, config/rs6000/7450.md, config/rs6000/7xx.md,
1057         config/rs6000/8540.md, config/rs6000/aix.h, config/rs6000/aix31.h,
1058         config/rs6000/aix3newas.h, config/rs6000/aix41.h,
1059         config/rs6000/aix43.h, config/rs6000/aix51.h,
1060         config/rs6000/aix52.h, config/rs6000/altivec-defs.h,
1061         config/rs6000/altivec.h, config/rs6000/altivec.md,
1062         config/rs6000/beos.h, config/rs6000/darwin.h,
1063         config/rs6000/eabi.h, config/rs6000/eabialtivec.h,
1064         config/rs6000/eabisim.h, config/rs6000/eabispe.h,
1065         config/rs6000/freebsd.h, config/rs6000/gnu.h,
1066         config/rs6000/host-darwin.c, config/rs6000/linux.h,
1067         config/rs6000/linux64.h, config/rs6000/linuxaltivec.h,
1068         config/rs6000/lynx.h, config/rs6000/mach.h, config/rs6000/mpc.md,
1069         config/rs6000/netbsd.h, config/rs6000/power4.md,
1070         config/rs6000/rios1.md, config/rs6000/rios2.md,
1071         config/rs6000/rs6000-c.c, config/rs6000/rs6000-modes.def,
1072         config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1073         config/rs6000/rs6000.h, config/rs6000/rs6000.md,
1074         config/rs6000/rs64.md, config/rs6000/rtems.h, config/rs6000/spe.h,
1075         config/rs6000/spe.md, config/rs6000/sysv4.h,
1076         config/rs6000/sysv4le.h, config/rs6000/vxworks.h,
1077         config/rs6000/windiss.h, config/rs6000/xcoff.h: Likewise.
1078
1079 2003-04-13  Nick Clifton  <nickc@redhat.com>
1080
1081         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Delete
1082         support for -mcall-aix switch.
1083         * config/rs6000/eabiaix.h: Delete.
1084         * config/rs6000/rs6000.h (rs6000_abi): Remove ABI_AIX_NODESC.
1085         (RS6000_REG_SAVE, RS6000_SAVE_AREA, FP_ARGS_MAX_REG,
1086         RETURN_ADDRESS_OFFSET): Remove use of ABI_AIX_NODESC.
1087         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Likewise.
1088         * config/rs6000/rs6000.c (print_operand, rs6000_stack_info,
1089         debug_stack_info, output_function_profiler,
1090         rs6000_trampoline_size, rs6000_initialise_trampoline): Likewise.
1091         * config/rs6000/rs6000.md (call, call_value, call_nonlocal_sysv,
1092         call_indirect_nonlocal_sysv, call_value_indirect_nonlocal_sysv,
1093         call_value_nonlocal_sysv, sibcall_value_nonlocal_sysv,
1094         sibcall_nonlocal_sysv, sibcall_value_local64): Likewise.
1095         * config/rs6000/t-ppcgas (MULTILIB_OPTIONS): Remove mcall-aix
1096         multilibs.
1097         (MULTILIB_DIRNAMES): Remove mcall-aix directories.
1098         (MULTILIB_EXCEPTIONS): Delete.
1099         (MULTILIB_MATCHES): Remove mcall-aix matches.
1100
1101         * doc/fragments.texi: Replace -mcall-aix example with an ARM
1102         one.
1103         * doc/install.texi: Delete powerpc-*-eabiaix target.
1104         * doc/invoke.texi: Remove documentation of mcall-aix switch.
1105         * doc/tm.texi: Remove mcall-aix from example CPP_SPEC.
1106         * config.gcc: Delete powerpc-*-eabiaix target.
1107
1108 2003-04-13  Kazu Hirata  <kazu@cs.umass.edu>
1109
1110         * doc/invoke.texi: Fix typos.
1111         * doc/tm.texi: Likewise.
1112
1113 2003-04-12  Zack Weinberg  <zack@codesourcery.com>
1114
1115         * c-typeck.c (digest_init, push_init_level): Use CONSTRUCTOR_ELTS.
1116
1117 2003-04-12  Zack Weinberg  <zack@codesourcery.com>
1118
1119         * tree.c (build_constructor): New function.
1120         * tree.h: Prototype it.
1121
1122         * c-typeck.c (build_c_cast, pop_init_level)
1123         * profile.c (build_function_info_value, build_gcov_info_value)
1124         (create_profiler):
1125         Use build_constructor.
1126
1127         * builtins.c (expand_builtin_args_info): Remove #if 0 blocks.
1128
1129         * objc/objc-act.c (build_constructor):
1130         Rename objc_build_constructor. Use build_constructor.
1131         (build_objc_string_object, objc_add_static_instance)
1132         (init_def_list, init_objc_symtab, init_module_descriptor)
1133         (generate_static_references, build_selector_translation_table)
1134         (build_descriptor_table_initializer, generate_descriptor_table)
1135         (build_protocol_initializer, build_ivar_list_initializer)
1136         (generate_ivars_list, build_dispatch_table_initializer)
1137         (generate_dispatch_table, generate_protocol_list)
1138         (build_category_initializer, build_shared_structure_initializer):
1139         Update to match.
1140
1141 2003-04-12  Zack Weinberg  <zack@codesourcery.com>
1142
1143         * intl.h: #define gcc_gettext_width to strlen when !ENABLE_NLS.
1144
1145 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
1146
1147         * config/m68hc11/m68hc11-protos.h
1148         (m68hc11_eq_compare_operator): Declare
1149         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register new predicate.
1150         * config/m68hc11/m68hc11.c (m68hc11_eq_compare_operator): New predicate
1151         (d_register_operand): Check the operand mode.
1152         (hard_addr_reg_operand): Likewise.
1153
1154 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
1155
1156         * config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New
1157         pattern for dbcc/ibcc generation for 68HC12.
1158         ("doloop_end"): New pattern.
1159         ("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne.
1160         ("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne.
1161         ("m68hc12_dbcc_dec_qi"): New pattern.
1162         ("m68hc12_dbcc_inc_qi"): New pattern.
1163         (split): Add split for the above when we can't use dbcc/ibcc due to
1164         reloading.
1165         (peephole2): Add peephole2 to generate the above when possible.
1166
1167 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
1168
1169         * config/m68hc11/m68hc11.md ("bitcmpqi" split): No need to test the
1170         mode of operand 0.
1171         (peephole2 optimize const load): Likewise for operand 2.
1172         ("*rotlhi3_with_carry"): Change pattern to a const 1 rotate which
1173         clobbers CC_REGNUM.
1174         ("*rotrhi3_with_carry"): Likewise.
1175         (ashift:DI 1 split): Update pattern to create the above rotate.
1176         (lshiftrt:DI 1 split): Likewise.
1177
1178 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
1179
1180         * config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant.
1181         ("tstqi_z_used" split): Use it.
1182         ("cmphi_z_used"): Likewise.
1183         ("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant.
1184         ("cmpqi_z_used"): Likewise.
1185
1186 2003-04-12  Mark Mitchell  <mark@codesourcery.com>
1187
1188         PR c++/7910
1189         * config/i386/winnt.c (i386_pe_mark_dllimport): Fix thinko.
1190
1191 2003-04-12  Zack Weinberg  <zack@codesourcery.com>
1192
1193         * configure.in: Check for wchar.h, mbstowcs, and wcswidth.
1194         * configure, config.in: Regenerate.
1195         * intl.c (gcc_gettext_width): New function.
1196         * intl.h: Prototype it.
1197
1198 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
1199
1200         * config/m68hc11/m68hc11.h (TARGET_SWITCHES): Fix -mnominmax option;
1201         recognize -mnorelax.
1202         (reg_class): Add Z_OR_S_REGS to represent soft registers with Z
1203         (REG_CLASS_NAMES): Add its name.
1204         (REG_CLASS_CONTENTS): Define its content.
1205
1206 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
1207
1208         * config/m68hc11/larith.asm (memcpy): Use ARG macro to access stack
1209         parameters so that offsets are valid for far definition.
1210         (__mulsi3): Likewise and use ret to return.
1211         (___adddi3, ___subdi3, ___notdi2, ): Don't use it to save the result.
1212
1213 2003-04-12  David Edelsohn  <edelsohn@gnu.org>
1214
1215         * config/rs6000/rs6000.c (rs6000_hash_constant): Skip '0' fields.
1216
1217 2003-04-12  Alexandre Oliva  <aoliva@redhat.com>
1218
1219         * mklibgcc.in (libgcc-stage-start): For every multilib  directory
1220         containing a libgcc.a, move lib* to the corresponding stage dir.
1221
1222         * Makefile.in (stage1-start, stage2-start, stage3-start,
1223         stage4-start): Move $(SPECS) to specs in stage dir.
1224         (unstage1 unstage2 unstage3 unstage4): Move specs in stage dir
1225         back as $(SPECS).
1226
1227         * mklibgcc.in (libgcc-stage-start): Move into the stage directory
1228         object files from the non-libgcc/ multilib directories as well.
1229
1230 2003-04-11  Geoffrey Keating  <geoffk@apple.com>
1231
1232         * profile.c (read_counts_file): Initialise 'checksum'.
1233
1234         * emit-rtl.c (gen_rtx): Really correct typo.
1235
1236         PR c++/9393
1237         * doc/invoke.texi (Debugging Options): Document -frandom-seed.
1238         * configure.in: Check for gettimeofday.
1239         * tree.c (flag_random_seed): Define.
1240         (default_flag_random_seed): New.
1241         (append_random_chars): Use flag_random_seed rather than trying
1242         to acquire randomness here.
1243         * tree.h (default_flag_random_seed): Declare.
1244         * toplev.c (display_help): Add -frandom-seed and -fstack-limit-*
1245         descriptions.
1246         (decode_f_option): Handle -frandom-seed.
1247         (print_switch_values): Call default_flag_random_seed.
1248         * flags.h (flag_random_seed): Declare.
1249         * configure: Regenerate.
1250         * config.in: Regenerate.
1251         * config/alpha/t-crtfm: Use -frandom-seed.
1252
1253         * doc/extend.texi (Empty Structures): New.
1254
1255         * c-pch.c: Include flags.h.  Add comments to routines.
1256         (struct c_pch_validity): New.
1257         (get_ident): Update PCH file version number.
1258         (pch_init): Output current debugging type.
1259         (c_common_valid_pch): Check debugging type.
1260         * Makefile.in (c-pch.o): Update dependencies.
1261         * flags.h (debug_type_names): Declare.
1262         * toplev.c (debug_type_names): Move out of decode_g_option.
1263
1264 2003-04-11  Eric Christopher  <echristo@redhat.com>
1265
1266         * emit-rtl.c (gen_rtx): Fix typos.
1267
1268 2003-04-11  Richard Henderson  <rth@redhat.com>
1269
1270         * emit-rtl.c (gen_rtx): Zero '0' fields.
1271
1272 2003-04-11  Richard Henderson  <rth@redhat.com>
1273
1274         PR c++/10202
1275         * expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P
1276         not COMPLETE_TYPE_P for re-invoking layout_decl.
1277
1278 2003-04-11  Simon Law  <sfllaw@engmail.uwaterloo.ca>
1279
1280         * doc/bugreport.texi: Fix paragraph breaking between sections
1281         in preparation for TeXinfo's paragraph indentation fixes.
1282         * doc/extend.texi: Ditto.
1283         * doc/invoke.texi: Ditto.
1284         * doc/objc.texi: Ditto.
1285         * doc/gcov.texi: Wrap 'gcov' in @command{}.
1286         * doc/invoke.texi (Darwin Options): Add a preamble.
1287
1288 2003-04-11  Richard Henderson  <rth@redhat.com>
1289
1290         * config/i386/i386.c (tls_model_chars): Remove.
1291         (ix86_encode_section_info, ix86_strip_name_encoding): Remove.
1292         (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
1293         (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
1294         (tls_symbolic_operand_1): Likewise.
1295         (legitimate_pic_address_disp_p): Use SYMBOL_REF_LOCAL_P.
1296         * config/i386/i386.h (TARGET_ENCODE_SECTION_INFO): Remove.
1297         (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
1298         * config/i386/winnt.c (i386_pe_encode_section_info): Replace
1299         bits "copied from i386.h" with default_encode_section_info.
1300
1301 2003-04-11  Richard Henderson  <rth@redhat.com>
1302
1303         * rtl.def (SYMBOL_REF): Add two 0 fields.
1304         * gengtype.c (adjust_field_rtx_def): Handle them.
1305         * print-rtl.c (print_rtx): Print them.
1306         * rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New.
1307         (SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New.
1308         (SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New.
1309         (SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New.
1310         (SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New.
1311         (SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New.
1312         (SYMBOL_FLAG_MACH_DEP): New.
1313         * optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL.
1314         * varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL.
1315         (assemble_static_space): Set SYMBOL_REF_FLAGS.
1316         (assemble_trampoline_template): Likewise.
1317         (output_constant_def, force_const_mem): Likewise.
1318         (default_encode_section_info): New.
1319         * output.h: Declare it.
1320         * target-def.h (TARGET_ENCODE_SECTION_INFO): Use it.
1321
1322 2003-04-11  Richard Henderson  <rth@redhat.com>
1323
1324         * libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New.
1325         (setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New.
1326         * optabs.c (init_optabs): Initialize them.
1327         (init_libfuncs): Use init_one_libfunc.
1328         * calls.c (expand_call): Use gcov_flush_libfunc.
1329         * expr.c (store_constructor): Use setbits_libfunc.
1330         * function.c (expand_main_function): Use init_one_libfunc.
1331         * profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL.
1332
1333 2003-04-11  Mark Mitchell  <mark@codesourcery.com>
1334
1335         * doc/c-tree.texi (Functions): Remove DECL_REAL_CONTEXT
1336         documentation; add DECL_FRIEND_CONTEXT.
1337
1338 2003-04-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1339
1340         * doc/install.texi (hppa): Update links for HP-UX patches.  Revise
1341         notes on linker selection and configuration for 64-bit HP-UX port.
1342         * doc/invoke.texi (hppa): Remove hppa text from description for
1343         -ffunction-sections and -fdata-sections.  Document -static, -nolibdld
1344         and -threads options.
1345
1346         * pa-hpux10.h (LIB_SPEC): Add link options to resolve dependency of
1347         libc.a on libdld.sl when -static is specified and -nolibdld is not
1348         specified.
1349         * pa64-hpux.h (LIB_SPEC): Likewise.
1350         * pa-hpux11.h (LIB_SPEC): Likewise.
1351         (LINK_SPEC): Add __gcc_plt_call as an undefined symbol when -shared
1352         is not specified.
1353
1354 2003-04-11  Zack Weinberg  <zack@codesourcery.com>
1355
1356         * config/darwin-c.c (darwin_pragma_unused): Use lookup_name,
1357         not IDENTIFIER_LOCAL_VALUE.
1358
1359 2003-04-11  Richard Henderson  <rth@redhat.com>
1360
1361         PR c/10201
1362         * expr.c (expand_expr): Move DECL_RTL frobbing ...
1363         * stor-layout.c (layout_decl): ... here.
1364
1365 2003-04-11  James A. Morrison <ja2morri@uwaterloo.ca>
1366
1367         * doc/invoke.texi: Eliminate extra white-space caused by
1368         @gccoptlist{ on its own line.
1369         * doc/invoke.texi: Ensured there are two spaces between each option.
1370         * doc/invoke.texi: Re-wrapped option lines that were too wide.
1371         Added @gol to options that didn't have them.
1372
1373 2003-04-11  Nathan Sidwell  <nathan@codesourcery.com>
1374
1375         * Makefile.in (loop-init.o): Do not depend on gcov-io.h,
1376         gcov-iov.h.
1377
1378         Simplify interface to gcov reading and writing.
1379         * gcov-io.h (gcov_file, gcov_position, gcov_length, gcov_buffer,
1380         gcov_alloc, gcov_modified, gcov_errored): Move into ...
1381         (struct gcov_var gcov_var): ... this static structure.
1382         (gcov_write_unsigned, gcov_write_counter, gcov_write_string):
1383         Return void.
1384         (gcov_read_unsigned, gcov_read_couter, gcov_read_string): Return
1385         read object.
1386         (gcov_read_bytes, gcov_write_bytes): Set error flag on error.
1387         (gcov_reserve_length): Remove.
1388         (gcov_write_tag): New.
1389         (gcov_write_length): Adjust.
1390         (gcov_read_summary, gcov_write_summary): Adjust.
1391         (gcov_eof, gcov_ok): Rename to ...
1392         (gcov_is_eof, gcov_is_error): ... here. Return error code.
1393         (gcov_save_position, gcov_resync): Rename to ...
1394         (gcov_position, gcov_seek): ... here.
1395         (gcov_skip, gcov_skip_string): Remove.
1396         (gcov_error): Remove.
1397         (gcov_open, gcov_close): Adjust.
1398         * gcov.c (find_source): Take const char *, copy it on allocation.
1399         (read_graph_file): Adjust.
1400         (read_count_file): Adjust.
1401         * libgcov.c (gcov_exit): Adjust.
1402         * gcov-dump.c (tag_function, tag_blocks, tag_arcs, tag_lines,
1403         tag_arc_counts, tag_summary): Return void. Adjust.
1404         (struct tag_format): Adjust proc member.
1405         (dump_file): Adjust gcov calls.
1406
1407 2003-04-11  Alexandre Oliva  <aoliva@redhat.com>
1408
1409         * Makefile.in (fixinc.sh): Pass BUILD_LIBERTY as LIBERTY to
1410         mkfixinc.sh.
1411         * fixinc/mkfixinc.sh (defs): Add LIBERTY.
1412         * configure.in (STMP_FIXINC, STMP_FIXPROTO): Don't disable on
1413         build != host sysrooted builds.
1414         * configure.in (SYSTEM_HEADER_DIR): Make sure it contains
1415         TARGET_SYSTEM_ROOT even on sysrooted natives.
1416         * configure: Rebuilt.
1417
1418 2003-04-10  Zack Weinberg  <zack@codesourcery.com>
1419
1420         * c-decl.c (struct binding_level): Add shadowed_tags and
1421         function_body; remove this_block, tag_transparent, and
1422         subblocks_tag_transparent; update comments.
1423         (clear_binding_level, lookup_tag_reverse): Kill.
1424         (make_binding_level): Use ggc_alloc_cleared or memset.
1425         (lookup_tag): Remove struct binding_level* parameter.  All
1426         callers changed. Just look at IDENTIFIER_TAG_VALUE, and
1427         current_binding_level->tags if asked for thislevel_only or if
1428         we might have to diagnose "struct foo; union foo;"
1429         (pushlevel): Ignore argument.  Do not push another binding
1430         level on the transition from the parameters to the top level
1431         of the function body; just tweak the flags and proceed.
1432         (poplevel): Overhaul.  Clear IDENTIFIER_TAG_VALUEs; on exiting
1433         a function body, separate the parameter list from the
1434         top-level local variables.
1435         (set_block): Do nothing.
1436         (pushtag): Set IDENTIFIER_TAG_VALUE and add an entry to
1437         shadowed_tags if necessary.
1438         (warn_if_shadowing): Nuke the special case for local shadowing
1439         parameter.
1440         (pushdecl): Do not create a shadow entry if we are replacing
1441         an older decl in the same binding level.
1442         (pushdecl_function_level): Tweak for new way of indicating
1443         function scope.
1444         (shadow_tag_warned): Use TYPE_NAME, not lookup_tag_reverse.
1445         (start_function): Don't set subblocks_tag_transparent.
1446         (finish_function): Fix up the binding_level stack for totally
1447         empty functions.  Otherwise, don't call poplevel.
1448
1449         * c-common.c (shadow_warning): MANDATORY argument is no longer
1450         necessary.  Always use plain warning.
1451         * c-common.h: Update to match.
1452
1453         * cfglayout.c (scope_to_insns_initialize): Clear block when we
1454         hit the FUNCTION_DECL.
1455         * function.c: Do not create cyclic tree structure.
1456
1457 2003-04-10  Zack Weinberg  <zack@codesourcery.com>
1458
1459         * c-tree.h (struct lang_identifier): Replace global_value,
1460         local_value members with symbol_value, tag_value.  Kill
1461         implicit_decl and limbo_value.
1462         (IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_LOCAL_VALUE,
1463         IDENTIFIER_LIMBO_VALUE, IDENTIFIER_IMPLICIT_DECL,
1464         C_MISSING_PROTOTYPE_WARNED): Kill.
1465         (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE,
1466         C_DECL_IMPLICIT, C_DECL_ISNT_PROTOTYPE): New.
1467         (C_DECL_ANTICIPATED): Rename to C_DECL_INVISIBLE.
1468         (implicit_decl_warning, lookup_name_current_level,
1469         record_function_scope_shadow): Don't prototype.
1470         (pushdecl_function_level): Prototype.
1471
1472         * c-decl.c (truly_local_externals): New variable.
1473         (struct binding_level): Adjust commentary.
1474         (get_function_binding_level, clear_limbo_values,
1475         record_function_scope_shadow): Kill.
1476         (lookup_name_current_level, implicit_decl_warning): Are now static.
1477         (any_external_decl, record_external_decl): New static functions.
1478         (clone_underlying type): Split out of pushdecl.
1479         (c_print_identifier): Update to match changes to struct
1480         lang_identifier.
1481         (poplevel): Delete #if 0 block.  Make externals invisible
1482         instead of clearing their IDENTIFIER_SYMBOL_VALUEs.  Don't
1483         call clear_limbo_values.  Refer to IDENTIFIER_SYMBOL_VALUE not
1484         IDENTIFIER_GLOBAL_VALUE or IDENTIFIER_LOCAL_VALUE.
1485         (duplicate-decls): For real parm decl after a forward decl,
1486         set TREE_ASM_WRITTEN here.  Allow void foo(...) followed by
1487         foo(...) { } with only a warning.  Say whether a previous
1488         declaration was implicit.
1489         (warn_if_shadowing): Now handles all shadowing, not just
1490         local-over-local.  Clarify comments.
1491         (pushdecl): Rewritten.  There is no longer a distinction
1492         between global and local symbol values; they're all
1493         IDENTIFIER_SYMBOL_VALUE.  Call record_external_decl on all
1494         DECL_EXTERNAL decls, and use any_external_decl to check
1495         against previous externals.  Kill #if 0 blocks.  Don't
1496         tolerate error_mark_node being NULL.
1497         (pushdecl_top_level): Handle only those cases which
1498         Objective C (the only user) needs.
1499         (pushdecl_function_level): New function.
1500         (implicitly_declare): Create ordinary decls with
1501         C_DECL_IMPLICIT set.  Recycle old decls, however they got
1502         created.
1503         (lookup_name): It's always IDENTIFIER_SYMBOL_VALUE. Return 0
1504         for C_DECL_INVISIBLE symbols.
1505         (lookup_name_current_level): Likewise.  Use chain_member.
1506         (c_make_fname_decl): Don't muck with DECL_CONTEXT.
1507         Use pushdecl_function_level.
1508         (builtin_function): Use C_DECL_INVISIBLE.
1509         (start_function): Don't muck with IDENTIFIER_IMPLICIT_DECL.
1510         Use C_DECL_ISNT_PROTOTYPE and C_DECL_IMPLICIT.
1511         (store_parm_decls): It's IDENTIFIER_SYMBOL_VALUE now.
1512         (identifier_global_value): Same.  Must scan
1513         global_binding_level in extremis.
1514
1515         * c-typeck.c (undeclared_variable): New static function, split
1516         from build_external_ref.
1517         (build_external_ref): Use DECL_CONTEXT, not
1518         IDENTIFIER_LOCAL_VALUE, to decide whether a local hides
1519         an instance variable.  Restructure for clarity.
1520         * objc/objc-act.c: Use identifier_global_value, not
1521         IDENTIFIER_GLOBAL_VALUE.
1522
1523 2003-04-08  Jonathan Wakely  <redi@gcc.gnu.org>
1524
1525         * doc/extend.texi (Template Instantiation): Refer to ISO standard,
1526         not Working Paper.
1527         * doc/invoke.texi (C++ Dialect Options): Same.
1528
1529 2003-04-10  Zack Weinberg  <zack@codesourcery.com>
1530
1531         * tree.c (tree_operand_check_failed): New function.
1532         * tree.h (TREE_OPERAND_CHECK, TREE_OPERAND_CHECK_CODE,
1533         TREE_RTL_OPERAND_CHECK): New checking macros.
1534         (TREE_OPERAND, SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL,
1535         RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, WITH_CLEANUP_EXPR_RTL,
1536         CONSTRUCTOR_ELTS, LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
1537         EXIT_BLOCK_RETURN, LOOP_EXPR_BODY, EXPR_WFL_NODE,
1538         EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME, TARGET_EXPR_SLOT,
1539         TARGET_EXPR_INITIAL, TARGET_EXPR_CLEANUP): Use the new
1540         checking macros.
1541
1542 Thu Apr 10 23:52:30 CEST 2003  Jan Hubicka  <jh@suse.cz>
1543
1544         PR inline-asm/8803
1545         * function.c (instantate_virtual_regs):  Verify that all ASM statements
1546         match after the virutal regs instantiation.
1547
1548 2003-04-10  Steve Ellcey  <sje@cup.hp.com>
1549
1550         * ia64-protos.h (addp4_optimize_ok): New.
1551         * ia64.c (addp4_optimize_ok): New.
1552         * ia64.md (*ptr_extend_plus_1): Use addp4_optimize_ok.
1553         (*ptr_extend_plus_2): Ditto.
1554
1555 2003-04-10  Steve Ellcey  <sje@cup.hp.com>
1556
1557         * expr.c (expand_assignment): Extend offset_rtx with convert_to_mode
1558         not with convert_memory_address.
1559         (store_constructor): Ditto, and same for copy_size_rtx.
1560         (expand_expr): Ditto.
1561
1562 2003-04-10  Douglas B Rupp  <rupp@gnat.com>
1563
1564         * config/i386/i386.c (ix86_ms_bitfield_layout_p): Fix formatting.
1565
1566 2003-04-10  Bob Wilson  <bob.wilson@acm.org>
1567
1568         * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Flush data cache
1569         even if it is configured to be write-through.
1570
1571 2003-04-10  Ulrich Weigand  <uweigand@de.ibm.com>
1572
1573         * config/s390/s390.c (larl_operand): Do not allow symbols
1574         marked with '@'.
1575         (s390_encode_section_info): Mark symbols with forced 1-byte
1576         alignment with '@'.
1577         (s390_strip_name_encoding): Strip '@'.
1578         (legitimize_pic_address): Handle symbols that are not valid
1579         LARL operands in 64-bit mode.
1580
1581 2003-04-10  Andrew Haley  <aph@redhat.com>
1582
1583         * tree-inline.c (inlinable_function_p): Disable inlining for
1584         synchronized methods.
1585
1586 2003-04-09  Steven Bosscher  <steven@gcc.gnu.org>
1587
1588         * c-common.h (lang_statement_code_p): Remove declaration.
1589         (statement_code_p): Ditto.
1590         (c_common_stmt_codes): Define; list of c-common statement codes.
1591         (statement_code_p): New extern declaration.
1592         (STATEMENT_CODE_P): Define.
1593         (INIT_STATEMENT_CODES): Define.
1594         * c-common.c (statement_code_p): Kill the function, declare
1595         as an array of bools instead.
1596         (lang_statement_code_p): Remove.
1597         (walk_stmt_tree): Use STATEMENT_CODE_P not statement_code_p.
1598         (c_safe_from_p): Ditto.
1599         * c-objc-common.c (c_objc_common_init): Use INIT_STATEMENT_CODES
1600         to initialize the statement_code_p array.
1601         * tree-inline.c (walk_tree): Use STATEMENT_CODE_P instead of
1602         statement_code_p.
1603         (copy_tree_r): Ditto.
1604         * cp/cp-tree.h (cp_stmt_codes): Define; list of C++ specific
1605         statement tree codes.
1606         * cp/lex.c (cxx_init): Add missing print line break.  Use
1607         INIT_STATEMENT_CODES to initialize the statement_code_p array.
1608         * cp/parser.c (cp_parser_statement): Use STATEMENT_CODE_P
1609         instead of statement_code_p.
1610         * cp/pt.c (tsubst_expr): Ditto.
1611         * cp/tree.c (verify_stmt_tree_r): Ditto.
1612         (cp_statement_code_p): Remove.
1613         (init_tree): Don't set lang_statement_code_p, it's gone.
1614
1615 2003-04-09  Dan Nicolaescu  <dann@ics.uci.edu>
1616             Zack Weinberg  <zack@codesourcery.com>
1617
1618         * regrename.c (struct du_chain): Use a bitfield for reg_class.
1619         * cse.c (struct qty_table_elem, struct table_elt, struct set):
1620         Use bitfields for fields holding enum rtx_code or
1621         enum machine_mode values.  Add comments explaining size choices.
1622
1623 2003-04-09  Alexandre Oliva  <aoliva@redhat.com>
1624
1625         * config/fp-bit.c (unpack_d): Handle pair of doubles with
1626         different signs correctly.
1627
1628 2003-04-09  Vladimir Makarov  <vmakarov@redhat.com>
1629
1630         * sched-deps.c (reg_pending_barrier_mode): New enumeration.
1631         (reg_pending_barrier): Make it of the enumeration type.
1632         (sched_analyze_2): Define the barrier as MOVE_BARRIER or
1633         TRUE_BARRIER.
1634         (sched_analyze): Ditto.
1635         (sched_analyze_insn): Ditto.  Use anti-dependencies for
1636         MOVE_BARRIER and true-dependencies as TRUE_BARRIER.
1637         (init_deps_global): Initialize the barrier as NO_BARRIER.
1638
1639 2003-04-09  Vladimir Makarov  <vmakarov@redhat.com>
1640
1641         * config/ia64/ia64.c (issue_nops_and_insn): Add new parameter.
1642         Check that asm insn starts on a new cycle.  Add nops after asm
1643         insn to end bundle.
1644         (bundling): Move insn type evaluation from the loop.  Call
1645         issue_nops_and_insn with the new parameter.  Ignore changing
1646         position for nops after asm insn.
1647
1648 2003-04-09  Alexandre Oliva  <aoliva@redhat.com>
1649
1650         * optabs.c: Comment that gen_add2_insn and others may actually
1651         return emitted insns, if the gen functions turn out to return
1652         emitted insns.
1653         * reload1.c (reload_cse_move2add): Cope with emitted insns from
1654         gen_add2_insn.
1655
1656 2003-04-09  Richard Henderson  <rth@redhat.com>
1657
1658         * config/ia64/ia64.c (move_operand): Allow symbolic_operand,
1659         but not tls_symbolic_operand.
1660         (ia64_expand_load_address): Remove scratch operand.
1661         (ia64_expand_tls_address): Split out from ia64_expand_move.
1662         (ia64_expand_move): Split symbolics only after reload.
1663         (ia64_emit_cond_move): New.
1664         * config/ia64/ia64-protos.h: Update.
1665         * config/ia64/ia64.md (movsi_symbolic, movdi_symbolic): Remove.
1666         (symbolic splitter): Accept SImode operands too.
1667         (cmove splitter): Use ia64_emit_cond_move.
1668
1669 2003-04-09  Nick Clifton  <nickc@redhat.com>
1670
1671         * doc/install.texi: Note that ARM toolchains need binutils 2.13 or
1672         newer.
1673         * config/arm/elf.h (SUBTARGET_ASM_FLOAT_SPEC): Pass -mfpu=softfpa
1674         instead of -mno-fpu.
1675         * config/arm/semi.h (ASM_SPEC): Likewise.
1676         * config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise,
1677         but only if -msoft-float is specified pass.  Otherwise pass
1678         -mfpu=softvfp.
1679
1680 2003-04-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1681
1682         * function.c (purge_addressof): Use free_INSN_LIST_node instead of
1683         free_EXPR_LIST_node.
1684
1685 2003-04-08  Roger Sayle  <roger@eyesopen.com>
1686
1687         * fold-const.c (fold):  Use "fold" following build in more places.
1688         Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y),
1689         pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z).
1690
1691 2003-04-08  Roger Sayle  <roger@eyesopen.com>
1692
1693         * builtins.c (fold_builtin):  Constant fold expressions as x*0.5
1694         instead of x/2.0.  Optimize sqrt(pow(x,y)) as pow(x,y*0.5),
1695         log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y),
1696         pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z).
1697         Delete function scope "fcode" variable to avoid shadowing.
1698
1699 2003-04-08  Kevin Buettner  <kevinb@redhat.com>
1700
1701         * dwarf2out.c (DWARF_ARANGES_HEADER_SIZE, DWARF_ARANGES_PAD_SIZE):
1702         Take into account DWARF_INITIAL_LENGTH_SIZE.
1703
1704 2003-04-08  Hans-Peter Nilsson  <hp@axis.com>
1705
1706         * reorg.c (fill_slots_from_thread): When considering changing the
1707         insn following a reg-to-reg copy insn to use the source reg of the
1708         copy, bail out if there's overlap between the registers.
1709
1710 2003-04-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1711
1712         * function.c (postponed_insns): New.
1713         (purge_addressof_1): Postpone processing of insns if addressofs
1714         are not put into stack.
1715         (purge_addressof): Process postponed insns.
1716
1717 2003-04-08  J"orn Rennecke <joern.rennecke@superh.com>
1718
1719         * sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
1720         this is FP_MODE_DOUBLE .
1721         * sh.c (ra.h): #include.
1722         (push_regs): Add second parameter.  Changed all callers.
1723         If necessary, set fpscr before saving floating point registers.
1724         (calc_live_regs): If interrupt handler and TARGET_FMOVD, always
1725         do saves / restores with SZ == 1.
1726         (sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
1727         (sh_expand_epilogue): Likewise.  For TARGET_FMOVD, if floating point
1728         registers are being restored, restore FPSCR only after restoring them.
1729
1730 2003-04-08  Aldy Hernandez  <aldyh@redhat.com>
1731
1732         * config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types
1733         regardless of architecture.
1734         (spe_init_builtins): Change V2SI and V2SF types to opaque types.
1735
1736 2003-04-08  J"orn Rennecke <joern.rennecke@superh.com>
1737
1738         * sh.c (push_regs, calc_live_regs): Return int.  Take single
1739         HARD_REG_SET * parameter.  Changed all callers.
1740
1741 Tue Apr  8 11:12:07 CEST 2003  Jan Hubicka  <jh@suse.cz>
1742
1743         * i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
1744         GOTOFF operand.
1745         (legitimize_pic_address): Move plus outside the unspec.
1746         * i386.c (legitimate_constant_p):  Check (CONST (PLUS (UNSPEC ...
1747         for validity.
1748
1749 2003-04-08  Nathan Sidwell  <nathan@codesourcery.com>
1750
1751         * gcov-io.h (gcov_save_position): Remove __inline__ from
1752         declaration.
1753
1754 2003-04-07  Matt Kraai  <kraai@alumni.cmu.edu>
1755
1756         * doc/install.texi: Use @command and @samp for single- and
1757         multi-word commands respectively.
1758         * doc/makefile.texi: Likewise.
1759         * doc/sourcebuild.texi: Likewise.
1760
1761 2003-04-07  Christian Ehrhardt  <ehrhardt@mathematik.uni-ulm.de>
1762             Richard Henderson  <rth@redhat.com>
1763
1764         PR c/9516
1765         * expr.c (safe_from_p): Rearrange to avoid deep recursion in
1766         favour of looping and tail recursion for TREE_LIST and binops.
1767
1768 2003-04-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1769
1770         * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
1771         for insns without luid.
1772
1773 2003-04-07  Glen Nakamura  <glen@imodulo.com>
1774
1775         PR opt/8634
1776         * explow.c (maybe_set_unchanging): Don't flag non-static const
1777         aggregate type initializers with RTX_UNCHANGING_P.
1778
1779 2003-04-07  Richard Henderson  <rth@redhat.com>
1780
1781         PR opt/8634
1782         * function.c (purge_addressof_1): Don't try arithmetics for
1783         unchanging memories.
1784
1785 2003-04-07  Janis Johnson  <janis187@us.ibm.com>
1786
1787         * doc/sourcebuild.texi (Test Suites): Document testing support for
1788         gcov and profile-directed optimizations; describe gcc.misc-tests.
1789
1790 Mon Apr  7 22:19:59 CEST 2003  Jan Hubicka  <jh@suse.cz>
1791
1792         PR target/10077
1793         * i386.md (movsi_1, movsi_nointerunit_1):  Fix SSEMOV alternative.
1794
1795 2003-04-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1796
1797         * doc/rtl.texi (Comparison operations): Update to
1798         record the allowed comparison modes.
1799
1800 2003-04-07  Aldy Hernandez  <aldyh@redhat.com>
1801
1802         * config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
1803         V2SI_type_node to opaque_V2SI_type_node.  Rename all
1804         V2SF_type_node to opaque_V2SF_type_node.
1805         (rs6000_init_builtins): Define opaque_V2SI_type_node and
1806         opaque_V2SF_type_node.
1807         (is_ev64_opaque_type): The types opaque_V2SI_type_node and
1808         opaque_V2SF_type_node are opaque types.
1809
1810 2003-04-07  J"orn Rennecke <joern.rennecke@superh.com>
1811
1812         * gcse.c (replace_store_insn): Use single_set.
1813
1814 2003-04-07  Nathan Sidwell  <nathan@codesourcery.com>
1815
1816         Change gcov file interface to single file at a time.
1817         * gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV.
1818         Convert to C89 prototypes.
1819         (gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc,
1820         gcov_error, gcov_modified): New static variables.
1821         (gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New
1822         functions.
1823         (gcov_write_unsigned, gcov_write_counter, gcov_write_string,
1824         gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
1825         (gcov_read_summary, gcov_write_summary): Adjust.
1826         (gcov_save_position, gcov_reserve_length, gcov_write_length):
1827         Adjust.
1828         (gcov_resync, gcov_skip, gcov_skip_string): Adjust.
1829         (da_file_open, da_file_close, da_file_eof, da_file_error): Remove.
1830         (da_file_position, da_file_seek, da_file_write, da_file_read):
1831         Remove.
1832         (gcov_error, gcov_eof, gcov_ok, gcov_time): New functions.
1833         * gcov.c (gcov_type): Don't typedef here.
1834         (IN_GCOV): #define
1835         (read_graph_file, read_count_file): Adjust.
1836         * gcov-dump.c (gcov_type): Don't typedef here.
1837         (IN_GCOV): #define.
1838         (tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts):
1839         Remove FILE parameter, adjust.
1840         (struct tag_format): Adjust proc member.
1841         (dump_file): Adjust.
1842         * libgcov.c (IN_LIBGCOV): #define.
1843         (gcov_exit): Adjust.
1844         * loop-init.c: Don't #include gcov-io.h
1845         * profile.c (struct counts_entry): New structure to hold counter
1846         values.
1847         (struct section_reference, struct da_index_entry): Remove.
1848         (bbg_file, da_file): Remove.
1849         (htab_counts_index_hash, htab_counts_index_eq,
1850         htab_counts_index_del): Replace with ...
1851         (htab_counts_entry_hash, htab_counts_entry_eq,
1852         htab_counts_entry_del): ... these.
1853         (cleanup_counts_index, index_counts_file): Remove.
1854         (read_counts_file): New function.
1855         (get_exec_counts): Adjust.
1856         (compute_branch_probabilities): Don't free the exec counts here.
1857         (branch_prob): Adjust.
1858         (init_branch_prob): Adjust.
1859         (end_branch_prob): Adjust.
1860
1861 2003-04-07  Aldy Hernandez  <aldyh@redhat.com>
1862
1863         * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1864         -mfloat-gprs.
1865
1866         * config/rs6000/rs6000.c: Delete rs6000_fprs.
1867         Declare rs6000_float_gprs.
1868         Declare rs6000_float_gprs_string.
1869         (rs6000_parse_float_gprs_option): New.
1870         (rs6000_override_options): Genericize rs6000_parse_* calls to use
1871         rs6000_parse_yes_no_option.
1872         Change check for cpu=8540, to use TARGET_E500.
1873         (rs6000_parse_isel_option): Delete.
1874         (rs6000_parse_spe_option): Delete.
1875         (rs6000_parse_vrsave_option): Delete.
1876
1877         * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
1878         Define rs6000_float_gprs_string.
1879         (TARGET_OPTIONS): Add rs6000_float_gprs option.
1880
1881         * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
1882
1883         * config/rs6000/eabispe.h: Set rs6000_float_gprs.
1884
1885 Mon Apr  7 14:36:24 CEST 2003  Jan Hubicka  <jh@suse.cz>
1886
1887         PR opt/10024
1888         * cfglayout.c (cfg_layout_redirect_edge):
1889         Redirect any branch edges unified with the fallthru one.
1890         * cfgrtl.c (force_nonfallthru_and_redirect):  Do not special
1891         case fallthru edges when called via cfglayout.c
1892
1893 2003-04-07  J"orn Rennecke <joern.rennecke@superh.com>
1894
1895         * c-typeck.c (output_init_element): Check for type == error_mark_node.
1896
1897 2003-04-07  Kazu Hirata  <kazu@cs.umass.edu>
1898
1899         * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Always
1900         split.
1901         (a splitter): Do zero-extension via HImode.
1902
1903 2003-04-07  James A. Morrison <ja2morri@uwaterloo.ca>
1904
1905         * doc/invoke.texi: Eliminate extra white-space caused by
1906         @gccoptlist{ on its own line.
1907         * doc/invoke.texi: Ensured there are two spaces between each option.
1908         * doc/invoke.texi: Re-wrapped option lines that were too wide.
1909         Added @gol to options that didn't have them.
1910
1911 2003-04-07  James A Morrison <ja2morri@student.math.uwaterloo.ca>
1912
1913         * doc/extend.texi (Darwin Pragmas): Fix spelling of Mac OS.
1914
1915 2003-04-06  Zack Weinberg  <zack@codesourcery.com>
1916
1917         * tree.c (tree_size): For all 'c' and 'x' nodes, look directly
1918         at the sizes of the relevant structures, rather than relying
1919         on TREE_CODE_LENGTH.  Call lang_hooks.tree_size to get the
1920         sizes of any such we don't know about.  Use
1921         lang_hooks.identifier_size for IDENTIFIER_NODE.
1922
1923         (initializer_zerop): Use CONSTRUCTOR_ELTS.
1924         * tree.def: Update commentary.  Make fourth element of
1925         the definition for all 'c' and 'x' nodes zero.
1926
1927         * langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
1928         * langhooks-def.h: Update to match.
1929         * langhooks.c: New default, lhd_tree_size.
1930
1931         * c-common.def (SRCLOC): Kill.
1932         * c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]):
1933         Remove entirely - was already #if-ed out.
1934
1935
1936 2003-04-06  Zack Weinberg  <zack@codesourcery.com>
1937
1938         * mklibgcc.in: Use a here document to avoid running afoul of
1939         shells that generate control-A from "echo \1".
1940
1941 2003-04-06  Aldy Hernandez  <aldyh@redhat.com>
1942
1943         * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe
1944         option.
1945
1946         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1947         rs6000_spe.
1948
1949         * config/rs6000/eabi.h (TARGET_E500): Define.
1950
1951         * config/rs6000/rs6000.h (TARGET_E500): Define.
1952         (TARGET_OPTIONS): Add spe= option.
1953         Declare rs6000_spe and rs6000_spe_string extern.
1954
1955         * config/rs6000/rs6000.c (branch_positive_comparison_operator):
1956         Change TARGET_SPE to TARGET_E500.
1957         (ccr_bit): Change TARGET_SPE to TARGET_E500.  Check for
1958         !TARGET_FPRS.
1959         (print_operand): Same.
1960         (rs6000_generate_compare): Same.
1961         (output_cbranch): Same.
1962         (rs6000_spe): Declare.
1963         (rs6000_spe_string): Declare.
1964         (rs6000_override_options): Call rs6000_parse_spe_option.
1965         (rs6000_parse_spe_option): New.
1966
1967 2003-04-06  Steven Bosscher  <steven@gcc.gnu.org>
1968
1969         * hashtable.c (gcc_obstack_init): Delete this function
1970         and everything related to it.
1971         * hashtable.h: Remove prototype.
1972         * bitmap.c (bitmap_element_allocate): Cleanup redundant
1973         defines.  Cleanup some unnecessary whitespace.
1974         * defaults.h (obstack_chunk_alloc): Redefine with
1975         appropriate casts for libiberty obstacks.
1976         (obstack_chunk_free): Ditto.
1977         (OBSTACK_CHUNK_SIZE): Define, default to 0.
1978         (gcc_obstack_init): Define as a call to _obstack_begin.
1979         * tree.c (print_obstack_statistics): Delete this unused
1980         function.
1981         * tree.h (obstack): Don't forward-declare.
1982         (print_obstack_statistics): Delete prototype.
1983         (print_obstack_name): Ditto.
1984         (gcc_obstack_init): Ditto.
1985         * rtl.h (gcc_obstack_init): Ditto.
1986         * java/jv-scan.c (gcc_obstack_init): Delete this
1987         function, its prototype and related defines.
1988         * java/jvgenmain.c (gcc_obstack_init): Delete this
1989         function, and related defines.
1990         * java/parse-scan.y (obstack_chunk_alloc): Don't define.
1991         (obstack_chunk_free): Ditto
1992
1993 2003-04-06  Geoffrey Keating  <geoffk@apple.com>
1994
1995         * dbxout.c (dbxout_handle_pch): Move prototype out from
1996         #if defined DBX_DEBUGGING_INFO.
1997
1998 2003-04-05  Nathan Sidwell  <nathan@codesourcery.com>
1999
2000         * gcov.c (struct arc_info): Replace local_span with cycle.
2001         (struct block_info): Replace u.span with u.cycle. Add is_call_return.
2002         (solve_flow_graph): Set is_call_return.
2003         (add_line_counts): Adjust. In block mode, blocks attach to last line.
2004         (accumulate_line_counts): Find graph cycles, not spanning tree.
2005         (output_branch_count): Adjust.
2006         (output_lines): Adjust.
2007         * doc/gcov.texi: Update.
2008
2009 2003-04-06  Kazu Hirata  <kazu@cs.umass.edu>
2010
2011         * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Change
2012         the second alternative to "#".
2013
2014 2003-04-05  Kazu Hirata  <kazu@cs.umass.edu>
2015
2016         * config/h8300/h8300.c (single_one_operand): Use GET_MODE_MASK.
2017         (single_zero_operand): Likewise.
2018
2019 2003-04-05  Daniel Berlin  <dberlin@dberlin.org>
2020
2021         * Makefile.in (df.o):  Depend on alloc-pool.h, not obstack.h.
2022         * df.c: Include alloc-pool.h, not obstack.h.
2023         (df_ref_obstack): Remove.
2024         (df_ref_pool, df_link_pool): Add pools.
2025         (df_alloc): Init the new pools.
2026         (df_free): And free them.
2027         (df_link_create): Use the pools.
2028         (df_ref_create): Ditto.
2029
2030 2003-04-05  Kazu Hirata  <kazu@cs.umass.edu>
2031
2032         * simplify-rtx.c: Fix formatting.
2033
2034 2003-04-05  Andrew Pinski  <apinski@apple.com>
2035
2036         * config/rs6000/rs6000.c (addrs_ok_for_quad_peep): Allow addr2
2037         reg with reg1 == reg2 and offset1 = -8.
2038
2039 2003-04-05  David Edelsohn  <edelsohn@gnu.org>
2040
2041         * config/rs6000/rs6000.c (rs6000_rtx_costs): Halve Power4
2042         multiply costs.  Correct Power4 divide costs.
2043         * config/rs6000/power4.md: Restore multiply and FP latency.
2044
2045 2003-04-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2046
2047         * alias.c (find_base_term): Export.
2048         * rtl.h (find_base_term): Declare.
2049         * gcse.c (find_moveable_store): Test for flag_non_call_exceptions
2050         instead of flag_exceptions.  Move test for parameter passing ...
2051         (store_killed_in_insn): ... here.
2052
2053 2003-04-05  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
2054
2055         PR bootstrap/10267
2056         * doc/install.texi (*-*-solaris2): /bin/ksh is not just recommended
2057         for configuring.
2058
2059 2003-04-04  Geoffrey Keating  <geoffk@apple.com>
2060
2061         * dbxout.c (scope_labelno): Add GTY.
2062         (have_used_extensions): Add GTY.
2063         (source_label_number): Add GTY.
2064         (lastfile): Add GTY.
2065         (lastfile_is_base): New.
2066         (base_input_file): New.
2067         (dbxout_handle_pch): New.
2068         (dbx_debug_hooks): Add handle_pch.
2069         (xcoff_debug_hooks): Likewise.
2070         (dbxout_function_end): Remove scope_labelno.
2071         (dbxout_init): Set base_input_file.
2072         (dbxout_handle_pch): New.
2073         (dbxout_source_file): Honour lastfile_is_base.
2074         * dwarfout.c (dwarf_debug_hooks): Add dummy handle_pch.
2075         * sdbout.c (sdb_debug_hooks): Add dummy handle_pch.
2076         * vmsdbgout.c (vmsdbg_debug_hooks): Add dummy handle_pch.
2077         * dwarf2out.c (dwarf2_debug_hooks): Add dummy handle_pch.
2078         * debug.c (do_nothing_debug_hooks): Add dummy handle_pch.
2079         * debug.h (struct gcc_debug_hooks): Add handle_pch.
2080         * c-pch.c (pch_init): Don't call start_source_file, but do call
2081         handle_pch.
2082         (c_common_write_pch): Call handle_pch.
2083         (c_common_read_pch): Don't call start_source_file,
2084         or end_source_file.
2085
2086 Fri Apr  4 17:43:52 2003  Olivier Hainque <hainque@act-europe.fr>
2087
2088         * emit-rtl.c (get_mem_attrs): Adjust alignment tests determining
2089         use of default attributes to agree MEM_ALIGN macro.
2090
2091 Fri Apr  4 17:33:24 2003  Joel Brobecker  <brobecker@gnat.com>
2092
2093         * dbxout.c (dbxout_type): When printing type index of range type
2094         whose bounds are printed in octal format, print type of parent type if
2095         it exists so enumerated type descriptions are not transformed
2096         into unsigned types.
2097
2098 2003-04-04  Kazu Hirata  <kazu@cs.umass.edu>
2099
2100         * config/h8300/h8300-protos.h: Add a prototype for
2101         compute_a_shift_cc.
2102         * config/h8300/h8300.c (shift_one): Update the CC status.
2103         (shift_two): Likewise.
2104         (output_a_shift_cc): Set cc_inline and cc_special.
2105         (compute_a_shift_cc): New.
2106         * config/h8300/h8300.md (shift insns): Use compute_a_shift_cc.
2107
2108 2003-04-04  Richard Henderson  <rth@redhat.com>
2109
2110         * cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.
2111
2112 2003-04-04  Loren James Rittle  <ljrittle@acm.org>
2113
2114         * fixinc/inclhack.def (bsd_stdio_attrs_conflict): New.
2115         * fixinc/fixincl.x: Rebuilt.
2116         * fixinc/tests/base/stdio.h: Regenerated.
2117
2118 2003-04-04  Nathan Sidwell  <nathan@codesourcery.com>
2119
2120         * gcov.c (accumulate_line_counts): Fix span tree merge bug.
2121
2122 Fri Apr  4 15:58:52 2003  J"orn Rennecke <joern.rennecke@superh.com>
2123
2124         * sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
2125         (NORMAL_MODE).
2126         * sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.
2127
2128 2003-04-04  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
2129
2130         * doc/contrib.texi (Contributors): Add entries for Wolfgang
2131         Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor,
2132         Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt,
2133         Danny Smith, and Ulrich Weigand.
2134         Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's
2135         entry.
2136
2137 2003-04-04  Nick Clifton  <nickc@redhat.com>
2138
2139         * config/sparc/sol2-bi.h: Revert previous delta.
2140         * config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO
2141
2142 2003-04-04  Nick Clifton  <nickc@redhat.com>
2143
2144         * config/v850/v850.c (expand_prologue): Only use register save
2145         helper functions if long calls are not being used.
2146         Add a clobber of r11 id using long calls.
2147         (pattern_is_ok_for_prologue): Account for the extra clobber.
2148         (construct_save_jarl): Likewise.
2149         * config/v850/v850.md (prolog pattern): Do not use this pattern
2150         for v850e's.
2151
2152 2003-04-04  Andreas Schwab  <schwab@suse.de>
2153
2154         * stor-layout.c (layout_decl): Avoid syntax error in last change
2155         when PCC_BITFIELD_TYPE_MATTERS is defined but not
2156         EMPTY_FIELD_BOUNDARY.
2157
2158 2003-04-03  Jason Merrill  <jason@redhat.com>
2159
2160         PR c/10175
2161         * jump.c (never_reached_warning): Revert patch of 2002-11-02.
2162         Look backwards for a line note.
2163
2164 2003-04-03  Neil Booth  <neil@daikokuya.co.uk>
2165
2166         * fix-header.c (read_scan_file): Defer switch processing.
2167
2168 2003-04-03  Matt Austern  <austern@apple.com>
2169
2170         * cpppch.c (reset_ht): Remove.
2171         (cpp_read_state): Remove loop to reset hashtable identifiers.
2172         * ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool
2173         after pch file is written.
2174         * ggc.h (gt_pch_fixup_stringpool): Declare.
2175         * stringpool.c (ht_copy_and_clear): Define.  Callback.  Copy
2176         hashnode's value to another hashtable, then clear the original.
2177         (saved_ident_hash): Define.
2178         (gt_pch_save_stringpool): Create saved_ident_hash, use it to
2179         store definitions in ident_hash, and clear ident_hash.
2180         (gt_pch_fixup_stringpool): Define.  Restore definitions from
2181         saved_ident_hash to ident_hash, then destroy saved_ident_hash.
2182
2183 Thu Apr  3 22:27:40 CEST 2003  Jan Hubicka  <jh@suse.cz>
2184
2185         * cfgrtl.c (update_bb_for_insn): Do not set block for barriers.
2186
2187 2003-04-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
2188
2189         PR optimization/10157
2190         * gcse.c (can_copy_p): Rename it to can_copy.
2191         (can_copy_init_p): Remove.
2192         (compute_can_copy): Use can_copy instead of can_copy_p.
2193         (can_copy_p): New exported function. Call compute_can_copy.
2194         (hash_scan_set): Use it.
2195         (gcse_main): Don't call compute_can_copy.
2196         (bypass_jumps): Don't call compute_can_copy.
2197         * rtl.h (can_copy_p): Declare.
2198         * loop.c (scan_loop): Don't move the source and add a reg-to-reg
2199         copy if the mode doesn't support copy operations.
2200
2201 2003-04-03  Jason Merrill  <jason@redhat.com>
2202
2203         * Makefile.in (unstrap): Also remove stage_last.
2204
2205         * dwarf2out.c (lookup_filename): Don't check for "<internal>".
2206         (dwarf2out_source_line): Don't do anything if line==0.
2207
2208         * stor-layout.c (do_type_align): New fn, split out from...
2209         (layout_decl): ...here.  Do all alignment calculations for
2210         FIELD_DECLs here.
2211         (update_alignment_for_field): Not here.
2212         (start_record_layout, debug_rli): Remove unpadded_align.
2213         * tree.h (struct record_layout_info_s): Remove unpadded_align.
2214         * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
2215         or DECL_MODE on the CONST_DECLs.
2216         (finish_struct): Don't mess with DECL_ALIGN.
2217
2218 Thu Apr  3 18:57:19 CEST 2003  Jan Hubicka  <jh@suse.cz>
2219
2220         * i386.c (print_operand): Do not bypass output_addr_const at flag_pic.
2221
2222 Thu Apr  3 17:08:09 2003  J"orn Rennecke <joern.rennecke@superh.com>
2223
2224         * sh.c (sh_function_ok_for_sibcall): Return 0 if the current
2225         function is an interrupt handler.
2226
2227         * sh.c (sh_expand_epilogue): Avoid clash of temp register for
2228         restoring target registers with EH_RETURN_STACKADJ_RTX; use
2229         multiple registers in round-robin fashion.
2230
2231 2003-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2232
2233         * gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
2234         * system.h (CHAR_BITFIELD): New.
2235
2236 2003-04-03  Kazu Hirata  <kazu@cs.umass.edu>
2237
2238         * config/h8300/h8300.md (a peephole2): Generalize to accept GT
2239         and LE.
2240         (another peephole2): Likewise.
2241
2242 2003-04-03  Nick Clifton  <nickc@redhat.com>
2243
2244         * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
2245         (DEF_ARCH64_SPEC): Likewise.
2246
2247 Thu Apr  3 09:53:40 CEST 2003  Jan Hubicka  <jh@suse.cz>
2248
2249         * i386.c (constant_address_p): Use legitimate_constant_p.
2250         (legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
2251
2252 2003-04-02  Kazu Hirata  <kazu@cs.umass.edu>
2253
2254         * config/h8300/h8300-protos.h: Add a prototype for
2255         gtle_operator.
2256         * config/h8300/h8300.c (gtle_operator): New.
2257         * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
2258         gtle_operator.
2259         * config/h8300/h8300.md (a peephole2): Generalize to accept GT
2260         and LE.
2261
2262 2003-04-02  Richard Henderson  <rth@redhat.com>
2263
2264         * libgcc-std.ver (_Unwind_GetCFA): New.
2265         * unwind-dw2.c (_Unwind_GetCFA): New.
2266         * unwind-libunwind.c (_Unwind_GetCFA): New.
2267         * unwind-sjlj.c (_Unwind_GetCFA): New.
2268         * unwind.h: Declare it.
2269
2270 Thu Apr  3 00:31:21 CEST 2003  Jan Hubicka  <jh@suse.cz>
2271
2272         PR inline-asm/8088
2273         * i386.c (ix86_hard_regno_mode_ok):  Return 0 for MMX/SSE registers
2274         when MMX/SSE is not available.
2275
2276 2003-04-02  Mike Stump  <mrs@apple.com>
2277
2278         * doc/install.texi (Specific): Update pointers to apple.com.
2279
2280 Thu Apr  3 00:18:49 CEST 2003  Jan Hubicka  <jh@suse.cz>
2281
2282         * i386.c (override_options):  Disable red zone by default on i386.
2283         (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
2284         Do not test TARGET_64BIT together with TARGET_RED_ZONE
2285
2286 2003-04-02  Kazu Hirata  <kazu@cs.umass.edu>
2287
2288         * config/h8300/h8300.md (a peephole2): Tighten the condition.
2289
2290 2003-04-02  Richard Henderson  <rth@redhat.com>
2291
2292         * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
2293
2294 2003-04-02  Kazu Hirata  <kazu@cs.umass.edu>
2295
2296         * config/h8300/h8300.md (a peephole2): New.
2297
2298 2003-04-02  Richard Henderson  <rth@redhat.com>
2299
2300         * except.c (sjlj_find_directly_reachable_regions): Recognize when
2301         must-not-throw region has been deleted.
2302
2303 2003-04-02  Richard Henderson  <rth@redhat.com>
2304
2305         * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
2306         optimization when flag_exceptions not enabled.
2307
2308 2003-04-02  Vladimir Makarov  <vmakarov@redhat.com>
2309
2310         * config/rs6000/rs6000.c
2311         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
2312         macros.
2313         (rs6000_issue_rate): Add case for 8540.
2314         (rs6000_use_sched_lookahead): New function.
2315
2316         * config/rs6000/8540.md: Rename SIU units into SU ones and MIU
2317         units into MU ones.
2318         (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
2319         reservation before retirement.
2320         (ppc8540_multiply, ppc8540_load, ppc8540_store,
2321         ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
2322         Remove additional cycle in the reservation before retirement.
2323         (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
2324         reservation of ppc8540_issue.
2325
2326 2003-04-02  Andreas Schwab  <schwab@suse.de>
2327
2328         * real.c (decode_ieee_single): Fix decoding of SNaN bit.
2329
2330 2003-04-01  Richard Henderson  <rth@redhat.com>
2331
2332         * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
2333         notes for nothrow calls if flag_forced_unwind_exceptions.
2334         (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
2335         (sjlj_find_directly_reachable_regions): Likewise.
2336         (reachable_handlers): Likewise.
2337         (can_throw_external): Likewise.
2338         (collect_one_action_chain): Record cleanups after catch-all and
2339         must-not-throw if flag_forced_unwind_exceptions.
2340         * flags.h (flag_forced_unwind_exceptions): Declare.
2341         * toplev.c (flag_forced_unwind_exceptions): New.
2342         (lang_independent_options): Add it.
2343         * doc/invoke.text: Add it.
2344
2345 2003-04-01  David Mosberger <davidm@hpl.hp.com>
2346
2347         * config/ia64/crti.asm: Clean up trailing whitespace.
2348         Remove trailing hashes (#) from identifiers.
2349
2350         * config/ia64/crtn.asm: Ditto.
2351
2352         * config/ia64/crtend.asm: Remove trailing hashes (#) from
2353         identifiers.
2354         (__do_global_ctors_aux): Align to 32-byte boundary.  Add unwind
2355         directives.  Drop explicit bundling---it just makes the code
2356         harder to read.  Don't save/restore gp needlessly.
2357
2358         * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
2359         identifiers (they're only needed if the identifier would clash
2360         with a register name otherwise).
2361         (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
2362         directives.  Drop explicit bundling---it just makes the code
2363         harder to read.
2364         (__do_jv_register_classes): Ditto.
2365         (.fini_array): Remove "progbits" (newer
2366         assemblers don't like wrong section-types).
2367         (.init_array): Ditto.
2368
2369 2003-04-01  Roger Sayle  <roger@eyesopen.com>
2370
2371         PR fortran/9974
2372         * gcse.c (reg_killed_on_edge): New function to test whether the
2373         given reg is overwritten by any instruction queued on an edge.
2374         (bypass_block): Ignore substitutions killed on incoming edges.
2375         Don't bypass outgoing edges that have queued instructions.
2376
2377 2003-04-01  Alexandre Oliva  <aoliva@redhat.com>
2378
2379         * real.h (EXP_BITS): Make room for...
2380         (struct real_value): ... added canonical bit.
2381         (struct real_format): Added pnan.
2382         (mips_single_format, mips_double_format, mips_extended_format,
2383         mips_quad_format): New.
2384         * real.c: Copy p to pnan in all formats.
2385         (get_canonical_qnan, get_canonical_snan): Set canonical bit.
2386         (real_nan): Use pnan to compute significand's shift.
2387         (real_identical): Disregard significand in canonical
2388         NaNs.
2389         (real_hash): Likewise.  Take signalling into account.
2390         (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
2391         Disregard significand bits in canonical NaNs.  Set all bits of
2392         canonical NaN if !qnan_msb_set.
2393         (encode_ibm_extended, decode_ibm_extended): Likewise.  Use
2394         qnan_msb_set to tell the base double format.
2395         (ibm_extended_format): Use 53 as pnan.
2396         (mips_single_format, mips_double_format, mips_extended_format,
2397         mips_quad_format): Copied from the corresponding ieee/ibm
2398         formats, with qnan_msb_set false.
2399         * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
2400         * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
2401         * config/mips/mips.c (override_options): Use mips_single_format
2402         and mips_double_format.  Default TFmode to mips_quad_format.
2403         * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
2404         * config/mips/t-irix6: Likewise.
2405         * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
2406         * config/fp-bit.c (pack_d, unpack_d): Obey it.
2407
2408 2003-04-01  Geoffrey Keating  <geoffk@apple.com>
2409
2410         * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
2411         (live_image_destructor): Reset image to initial state.
2412         (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
2413
2414 2003-04-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
2415
2416         * config/sparc/sparc.c (input_operand): Accept bare
2417         CONSTANT_P_RTX operands.
2418
2419 2003-04-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2420
2421         * gcse.c (struct ls_expr): Added pattern_regs field.
2422         (ldst_entry): Initialize it.
2423         (extract_mentioned_regs, extract_mentioned_regs_helper): New.
2424         (store_ops_ok): Use regs precomputed by them.
2425         (find_loads, store_killed_in_insn, load_kills_store): Change return
2426         type to bool.
2427         (store_killed_before, store_killed_after): Take position of register
2428         set in account.
2429         (reg_set_info): Store position of the setter.
2430         (gcse_main): Enable store motion.
2431         (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
2432         (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
2433         sharing.
2434         (simple_mem): Enable store motion of non-symbol mems.
2435         (regvec): Type changed.
2436         (LAST_AVAIL_CHECK_FAILURE): New.
2437         (compute_store_table_current_insn): New.
2438         (build_store_vectors): Computation of availability and anticipatability
2439         moved ...
2440         (compute_store_table, find_moveable_store): ... here.
2441         (delete_store): Remove senseless comment.
2442         (store_motion): Reorganize.
2443
2444 2003-04-01  Kevin Buettner  <kevinb@redhat.com>
2445
2446         * config/mips/mips.c (override_options): Provide mappings for
2447         HI_REGNUM and LO_REGNUM.
2448         * config/mips/mips.h (MD_DBX_FIRST): Define.
2449
2450 2003-04-01  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
2451
2452         * combine.c (merge_outer_ops): Fix typo.
2453
2454         * varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
2455
2456 2003-04-01  David Edelsohn  <edelsohn@gnu.org>
2457
2458         * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
2459         power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
2460         imul_compare.  Add lmul_compare.
2461         * config/rs6000/power4.md: Bump some latencies.  Model extra cycle
2462         in second pair of dispatch slots.  Model stores more accurately.
2463         Tweak multiply model.  Add bypasses for CR instructions dependent
2464         on complicated compares.
2465         * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
2466         (muldi3): Add lmul_compare patterns.
2467         * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
2468         and FPSTORE_UX to split instructions and add COMPARE,
2469         DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
2470         (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
2471         (rs6000_rtx_costs): Separate POWER4 multiply case.
2472
2473 2003-04-01  Ulrich Weigand  <uweigand@de.ibm.com>
2474
2475         * config/s390/s390.c (s390_fixup_clobbered_return_reg):
2476         Do nothing if __builtin_return_address was not used.
2477
2478 Tue Apr  1 18:18:23 CEST 2003  Jan Hubicka  <jh@suse.cz>
2479
2480         * i386.md (test patterns):  Allow memory operand in operand1.
2481
2482 2003-02-31  Aldy Hernandez  <aldyh@redhat.com>
2483
2484         * testsuite/gcc.c-torture/execute/simd-3.c: New.
2485
2486         * expr.c (expand_expr): Handle VECTOR_CST.
2487         (const_vector_from_tree): New.
2488
2489         * varasm.c (output_constant): Handle VECTOR_CST.
2490
2491         * c-typeck.c (digest_init): Build a vector constant from a
2492         VECTOR_TYPE.
2493
2494         * config/rs6000/rs6000.c: Remove prototype for
2495         easy_vector_constant.
2496         (easy_vector_constant): Add mode parameter.  Rewrite to handle
2497         more easy constants.
2498         (rs6000_emit_move): Pass mode to easy_vector_constant.
2499         Call emit_easy_vector_insn for SPE V2SI vector constant moves.
2500         (emit_easy_vector_insn): New.
2501         (easy_vector_same): New.
2502         (EASY_VECTOR_15): New macro.
2503         (EASY_VECTOR_15_ADD_SELF): New macro.
2504         (bdesc_2arg): Rename to xorv2si3.
2505         (easy_vector_constant_add_self): New.
2506         (input_operand): Allow vector constants.
2507
2508         * config/rs6000/rs6000.h (PREDICATE_CODES): Add
2509         easy_vector_constant, easy_vector_constant_add_self.
2510         (EXTRA_CONSTRAINT): Add 'W'.
2511
2512         * config/rs6000/rs6000-protos.h: Add prototype for
2513         easy_vector_constant, emit_easy_vector_insn.
2514
2515         * config/rs6000/altivec.md (xorv8hi3): New.
2516         (xorv16qi3): New.
2517         Remove all _const0 patterns.
2518         (movv4si_internal): Rewrite to use code.  Add vector constant to
2519         vector alternative.  Add splitter.
2520         (movv8hi_internal): Same.
2521         (movv16qi_internal): Same.
2522         (movv4sf_internal): Same.
2523         Change the unspecs for vspltis* to use constants.
2524
2525         * config/rs6000/spe.md ("xorv4hi3"): New.
2526         ("spe_evxor"): Rename to xorv2si3.
2527         ("xorv1di3"): New.
2528         Remove all _const0 patterns.
2529         (movv2si_internal): Rewrite to use code.  Add vector constant to
2530         alternatives.  Add splitter.
2531         (movv4hi_internal): Add vector constant to alternatives.
2532         (movv1di_internal): Same.
2533         (movv2sf_internal): Same.
2534
2535 2003-03-31  Mark Mitchell  <mark@codesourcery.com>
2536
2537         PR c/9936
2538         * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
2539         variably-sized arrays in parameters.
2540         (set_save_expr_context): New function.
2541         (c_expand_body): Use it, via walk_tree.
2542
2543 2003-03-31  Eric Christopher  <echristo@redhat.com>
2544
2545         * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
2546         (combinable_i3pat): Remove call to expand_field_assignment and
2547         #if 0'd code.
2548
2549 2003-03-31  Mark Mitchell  <mark@codesourcery.com>
2550
2551         PR c++/10278
2552         * c-common.c (finish_label_address_expr): Handle the
2553         error_mark_node.
2554
2555 2003-03-31  Richard Henderson  <rth@redhat.com>
2556
2557         * real.c (real_identical): Reorg so as to not compare
2558         signalling for normals.
2559
2560 2003-03-31  Stephane Carrez  <stcarrez@nerim.fr>
2561
2562         * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
2563
2564 2003-03-31  Stephane Carrez  <stcarrez@nerim.fr>
2565
2566         * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
2567         notes as they are boggus.
2568         (m68hc11_gen_movqi): Likewise.
2569
2570 2003-03-31  Stephane Carrez  <stcarrez@nerim.fr>
2571
2572         * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
2573         save the soft registers after the frame pointer so that gdb can unwind
2574         the frame more easily.
2575         (expand_epilogue): Likewise in opposite order; allow to use X register
2576         as scratch if the return value is by reference.
2577
2578 2003-03-31  Jason Merrill  <jason@redhat.com>
2579
2580         PR java/10145
2581         * stor-layout.c (update_alignment_for_field): Respect
2582         DECL_USER_ALIGN for zero-length bitfields, too.
2583         * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
2584         fields.
2585
2586 2003-03-31  Matt Austern  <austern@apple.com>
2587
2588         * cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
2589         (count_defs): Keep track of number of defs as well as total size.
2590         (write_defs): Put every definition in cpp_savedstate's defs array.
2591         (comp_hashnode): Define.  Comparison function for qsort.
2592         (cpp_write_pch_deps): Sort definitions before writing them.
2593         (struct ht_node_list): Define. Like cpp_savedstate but simpler.
2594         (collect_ht_nodes): Define.
2595         (cpp_valid_state): When verifying that undefined identifiers in
2596         the pch file are still undefined, read a sorted list of undefined
2597         identifiers, collect all defined identifiers into a sorted list,
2598         and walk through both lists to make sure there's no match.
2599
2600 2003-03-31  Kazu Hirata  <kazu@cs.umass.edu>
2601
2602         * config/h8300/h8300.md (a peephole2): New.
2603
2604 2003-03-31  Michael Matz  <matz@suse.de>
2605
2606         * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
2607
2608 2003-03-31  Segher Boessenkool  <segher@koffie.nl>
2609
2610         PR target/10177
2611         * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
2612         * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
2613         all call-clobbered registers as used.
2614
2615 2003-03-31  Michael Matz  <matz@suse.de>
2616
2617         * cppexp.c (cpp_classify_number): Accept '.' after "0x".
2618         * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
2619
2620 2003-03-31  Nathan Sidwell  <nathan@codesourcery.com>
2621
2622         * gcov.c: Add -a & -u options.
2623         (struct arc_info): Add local_span, is_call_non_return,
2624         is_nonlocal_return, is_unconditional flags, remove is_call flag.
2625         (struct block_info): Add flags, is_call_site, is_nonlocal_return
2626         members. Make encodings a union with span member.
2627         (struct function_info): Add blocks_executed, line, src, line_next
2628         members.
2629         (struct coverage_info): Make branches a union with blocks member.
2630         (struct source_info): Add functions member.
2631         (object_summary, program_count): New global variables.
2632         (flag_all_blocks, flag_unconditional): New flags.
2633         (find_source, output_branch_count): New functions.
2634         (print_usage): Adjust.
2635         (options): Adjust.
2636         (process_args): Adjust.
2637         (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
2638         <GCOV_TAG_BLOCKS>: Read flags.
2639         <GCOV_TAG_LINES>: Adjust.
2640         (read_count_file): Process SUMMARY tags.
2641         (solve_flow_graph): Set is_unconditional and clear is_call_site
2642         appropriately.
2643         (add_branch_counts): Adjust. Don't count unconditional branches.
2644         (add_line_counts): Deal with all-blocks mode, accumulate block
2645         coverage.
2646         (accumulate_line_counts): Adjust, generate local spanning tree for
2647         all-blocks mode.
2648         (output_lines): Adjust.
2649         * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
2650         * doc/gcov.texi: Document.
2651
2652 2003-03-31  Kazu Hirata  <kazu@cs.umass.edu>
2653
2654         * config/h8300/h8300.md: Organize peephole2's that transform
2655         (compare (reg:HI) (const_int)).
2656
2657 2003-03-31  Roger Sayle  <roger@eyesopen.com>
2658
2659         * emit-rtl.c (dconstm2, dconsthalf): New real constants.
2660         (init_emit_once): Initialize dconstm2 and dconsthalf here.
2661         * real.h (dconstm2, dconsthalf): Add prototypes here.
2662         * real.c (real_sqrt): Use dconsthalf rather than local copy.
2663         * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
2664         exp(x/2.0) remember to fold the division if possible.
2665         Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
2666         pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
2667         1.0/(x*x) and pow(x,0.5) as sqrt(x).
2668
2669 2003-03-31  Kazu Hirata  <kazu@cs.umass.edu>
2670
2671         * config/h8300/h8300.md (a new peephole2): New.
2672
2673 2003-03-31  Richard Sandiford  <rsandifo@redhat.com>
2674
2675         * gcse.c (simple_mem): Return false for floating-point accesses
2676         if flag_float_store is true.
2677
2678 2003-03-30  Roger Sayle  <roger@eyesopen.com>
2679
2680         * gcse.c (gcse_constant_p): New function to identify constants
2681         suitable for constant propagation, including COMPARE with two
2682         integer constant arguments.
2683         (hash_scan_set): Use gcse_constant_p.
2684         (find_avail_set): Likewise.
2685         (cprop_insn): Likewise.
2686         (do_local_cprop): Likewise.
2687         (find_implicit_sets): Likewise.
2688         (find_bypass_set): Likewise.
2689
2690 2003-03-30  Matt Kraai  <kraai@alumni.cmu.edu>
2691
2692         * except.h: Remove definition of varray_type.
2693
2694 2003-03-30  Richard Henderson  <rth@redhat.com>
2695
2696         PR opt/10011, opt/10252:
2697         * toplev.c (rest_of_compilation): Run purge_builtin_constant_p
2698         before post-gcse cse pass.
2699
2700 2003-03-30  Roger Sayle  <roger@eyesopen.com>
2701
2702         * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
2703
2704 2003-03-30  DJ Delorie  <dj@redhat.com>
2705
2706         * profile.c (instrument_edges): Make sure any newly created
2707         jump insns have correct jump label info.
2708
2709 2003-03-30  Richard Henderson  <rth@redhat.com>
2710
2711         * cfgbuild.c (make_edges): Use tablejump_p.
2712         * cfgcleanup.c (label_is_jump_target_p): Likewise.
2713         * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2714         * cfgrtl.c (flow_delete_block_noexpunge): Likewise.
2715         (try_redirect_by_replacing_jump): Likewise.
2716         (redirect_edge_and_branch): Likewise.
2717         * cse.c (fold_rtx): Likewise.
2718         * jump.c (delete_related_insns): Likewise.
2719         * rtlanal.c (get_jump_table_offset): Likewise.
2720         * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
2721
2722 2003-03-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2723
2724         * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
2725         (STRICT2_WARN): Likewise.
2726
2727 2003-03-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2728
2729         PR other/6955
2730         * collect2.c (collect_wait): Use WCOREDUMP and fix output message.
2731         * system.h (WCOREDUMP, WCOREFLG): Define if necessary.
2732
2733 2003-03-30  Richard Henderson  <rth@redhat.com>
2734
2735         PR c/10083
2736         * config/alpha/alpha.md (umuldi3_highpart): Change to expander;
2737         don't zero_extend const inputs.
2738
2739 2003-03-30  Kazu Hirata  <kazu@cs.umass.edu>
2740
2741         * reload1.c (reload_cse_move2add): Fix a comment typo.
2742
2743 2003-03-30  Kazu Hirata  <kazu@cs.umass.edu>
2744
2745         * config/h8300/h8300.md (a peephole2): Remove useless code.
2746
2747 2003-03-29  Kazu Hirata  <kazu@cs.umass.edu>
2748
2749         * config/h8300/h8300.md (*iorsi3_and_ashift): New.
2750         (*iorsi3_and_lshiftrt): Likewise.
2751         (*iorsi3_zero_extract): Likewise.
2752
2753 2003-03-29  Kazu Hirata  <kazu@cs.umass.edu>
2754
2755         * config/h8300/h8300.md (*insv_si_8_8): New.
2756         (*insv_si_8_8_lshiftrt_8): Likewise.
2757         (a peephole2): Likewise.
2758
2759 2003-03-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
2760
2761         * doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
2762         Uniformly use bugfix instead of bug fix.
2763
2764 2003-03-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
2765
2766         PR doc/895
2767         * ONEWS: Remove those items that already appear in the EGCS
2768         release notes on our web pages.
2769
2770 2003-03-29  Alan Modra  <amodra@bigpond.net.au>
2771
2772         * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
2773         TARGET_HARD_FLOAT.  Reformat.
2774         (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
2775
2776 2003-03-28  Albert Chin-A-Young  <china@thewrittenword.com>
2777
2778         * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
2779         work on Solaris 2.5.1.
2780
2781 2003-03-28  Kazu Hirata  <kazu@cs.umass.edu>
2782
2783         * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
2784         section of h8300.md
2785         (*addsi3_and_nor_r_1): Likewise.
2786
2787 2003-03-29  Ulrich Weigand  <uweigand@de.ibm.com>
2788
2789         * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
2790         set up before any trapping memory access if flag_non_call_exceptions.
2791
2792 2003-03-29  Alan Modra  <amodra@bigpond.net.au>
2793
2794         * reload1.c (reload_as_needed): Allow a USE in asm reloads.
2795
2796         * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
2797
2798 2003-03-28  Nathanael Nerode  <neroden@gcc.gnu.org>
2799
2800         * configure.in: Clarify comments.
2801         * configure: Regenerate.
2802
2803 2003-03-28  Ulrich Weigand  <uweigand@de.ibm.com>
2804
2805         * config/s390/s390.md ("literal_pool_31"): Output pool anchor
2806         label even if pool empty when generating PIC.
2807         ("literal_pool_31", "literal_pool_64"): Coding style cleanup.
2808
2809 2003-03-28  Kazu Hirata  <kazu@cs.umass.edu>,
2810             Dhananjay Deshpande  <dhananjayd@kpit.com>
2811
2812         PR target/10205
2813         * config/h8300/h8300.c (h8300_initial_elimination_offset):
2814         Correct the offset computation when TARGET_NORMAL.
2815
2816 2003-03-28  Eric Botcazou  <ebotcazou@libertysurf.fr>
2817
2818         PR target/10067
2819         * config/sparc/sparc.md (jump pattern): Correct order
2820         when issuing the annuling marker.
2821
2822 2003-03-28  Eric Botcazou  <ebotcazou@libertysurf.fr>
2823
2824         PR c/8281
2825         * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
2826         (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
2827
2828 2003-03-28  Alan Modra  <amodra@bigpond.net.au>
2829
2830         * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
2831         globalize_label.
2832         * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2833         * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2834         * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2835         * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2836         * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2837         * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2838         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2839
2840 2003-03-28  Alan Modra  <amodra@bigpond.net.au>
2841
2842         * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
2843         (replace_loop_mems): Add "written" param.  Remove invalid REG_EQUAL
2844         notes after hoisting.
2845         (load_mems): Adjust replace_loop_mems call.
2846
2847 2003-03-28  Eric Botcazou  <ebotcazou@libertysurf.fr>
2848             Richard Henderson  <rth@redhat.com>
2849
2850         PR target/10114 and PR target/10084
2851         * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
2852
2853 2003-03-27  Richard Henderson  <rth@redhat.com>
2854
2855         * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
2856
2857 2003-03-27  Roger Sayle  <roger@eyesopen.com>
2858
2859         * fold-const.c (fold_inf_compare):  New function to simplify FP
2860         comparisons against +Infinity or -Infinity.
2861         (fold):  Optimize floating point comparisons against Infs and NaNs.
2862
2863 2003-03-27  Janis Johnson  <janis187@us.ibm.com>
2864
2865         * libgcov.c: Provide only dummy functions if libc is not available.
2866
2867 2003-03-27  Richard Henderson  <rth@redhat.com>
2868
2869         * real.h (struct real_value): Add signalling.
2870         (EXP_BITS): Decrement.
2871         * real.c (get_canonical_qnan): Don't set MSB-1.
2872         (get_canonical_snan): Likewise.  Set signalling.
2873         (real_identical): Compare signalling.
2874         (round_for_format): Remove force-one-bit on code.
2875         (real_nan): Likewise.  Set signalling.
2876         (encode_ieee_single): Add force-one-bit code; honor signalling.
2877         (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
2878         (decode_ieee_single): Set signalling.
2879         (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
2880
2881 2003-03-27  Olivier Hainque  <hainque@act-europe.fr>
2882
2883         PR ada/9953
2884         * ada/Makefile.in (gnatlib configuration for HPUX): Split
2885         the general section for HPUX into specific sections for
2886         HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
2887         11 case.
2888
2889 2003-03-27  Glen Nakamura  <glen@imodulo.com>
2890
2891         PR opt/10087
2892         * loop.c (loop_givs_reduce): Skip bivs with duplicate locations
2893         while incrementing giv.
2894         (record_biv): Check for duplicate biv locations and
2895         set (struct induction *) v->same if found.
2896
2897 2003-03-27  David Mosberger  <davidm@hpl.hp.com>
2898
2899         * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
2900         v0.9 API change: replace read of UNW_REG_HANDLER with
2901         unw_get_proc_info().
2902         (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
2903         with unw_get_proc_info().
2904         (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
2905         unw_get_proc_info().
2906
2907 2003-03-27  Vladimir Makarov  <vmakarov@redhat.com>
2908
2909         * config/rs6000/8540.md: Use presence_set instead of absence_set.
2910
2911 2003-03-26  Richard Henderson  <rth@redhat.com>
2912
2913         * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
2914
2915 2003-03-26  Roger Sayle  <roger@eyesopen.com>
2916
2917         PR bootstrap/10051, PR bootstrap/10169.
2918         * mips-tfile.c (init_file): Don't provide a static initializer.
2919         (initialize_init_file): Initialize the contents of init_file.
2920         (add_file): Call initialize_init_file if not already initialized.
2921
2922 2003-03-26  Ulrich Weigand  <uweigand@de.ibm.com>
2923
2924         * config/s390/s390.c (s390_optimize_prolog): Do not save/restore
2925         registers used for global asm variables.
2926         (s390_frame_info, s390_arg_frame_offset): Likewise.
2927         (s390_emit_prologue, s390_emit_epilogue): Likewise.
2928
2929 2003-03-26  Vladimir Makarov  <vmakarov@redhat.com>
2930
2931         * config/rs6000/8540.md: New file.
2932
2933         * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
2934         power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
2935         reservations for imul.
2936
2937         * config/rs6000/rs6000.md: Include 8540.md.  Change
2938         delayed_compare onto mult_compare for insns generating
2939         multiplication.
2940         (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
2941         New type attribute values.
2942
2943         * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
2944         fpsimple instead of fp.
2945         (*divsf3_gpr): Use type vecfdiv instead of fp.
2946         (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
2947         instead of vecfloat.
2948         (spe_evfsdive): Use type vecfdiv instead of vecfloat.
2949         (spe_brinc): Use type brinc instead of veccomplex.
2950         (spe_evaddw, spe_evaddiw): Use type vecsimple instead of
2951         veccomplex.
2952         (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
2953         (*movv2si_internal, *movv1di_internal, *movv4hi_internal,
2954         *movv2sf_internal): Define type attribute values for all
2955         alternatives.
2956         (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
2957         of fpcompare.
2958         (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
2959         instead of fpcompare.
2960
2961 2003-03-26  David Edelsohn  <edelsohn@gnu.org>
2962
2963         * config/rs6000/power4.md: Allow delay between dispatch and
2964         function units for simple instructions.  Correct store units.
2965         Allow branch to occupy as many dispatch slots as necessary.
2966
2967 2003-03-26  Jakub Jelinek  <jakub@redhat.com>
2968
2969         * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
2970         (ia64_expand_compare_and_swap): Use always DImode ar.ccv,
2971         zero extend old to it.
2972         * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
2973         operand.
2974
2975 2003-03-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
2976
2977         PR target/7784
2978         * reload.c (find_reloads_address): Handle
2979         (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
2980         all base registers.
2981
2982 2003-03-25  Marcelo Abreu  <mmabreu@inf.ufrgs.br>
2983
2984         PR other/10203
2985         * version.c: Reference the GCC web site in the URL.
2986
2987 2003-03-26  Alan Modra  <amodra@bigpond.net.au>
2988
2989         * c-incpath.c (add_standard_paths): Add both "translated" and
2990         non-translated header paths.
2991
2992 2003-03-25  Loren James Rittle  <ljrittle@acm.org>
2993
2994         * doc/install.texi (*-*-freebsd*): Update with known status.
2995
2996 2003-03-21  Jason Merrill  <jason@redhat.com>
2997
2998         PR optimization/10171
2999         * unroll.c (unroll_loop): Don't delete the jump at the end unless
3000         we also delete a jump at the beginning.
3001
3002 2003-03-25  Stephane Carrez  <stcarrez@nerim.fr>
3003
3004         * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
3005         contributor.
3006
3007 Tue Mar 25 20:35:51 CET 2003  Jan Hubicka  <jh@suse.cz>
3008
3009         * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
3010         constants are not expensive.
3011
3012 Mon Mar 24 20:03:03 CET 2003  Jan Hubicka  <jh@suse.cz>
3013
3014         PR opt/10056
3015         * cfglayout.c (fixup_reorder_chain):  Fix dealing with the conditional
3016         jump jumping to the next instruction.
3017         * cfgrtl.c (force_nonfallthru_and_redirect):  Likewise.
3018
3019 2003-03-25  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
3020
3021         * doc/passes.texi (Passes): Properly document that we do not
3022         perform jump2 any longer; remove command-line option -dJ.
3023
3024 2003-03-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
3025
3026         PR optimization/8746
3027         * config/i386/i386.md (and promoting splitters): Disable HImode to
3028         SImode promoting when the sign bit matters and is not preserved, or
3029         when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
3030         for size.
3031
3032 2003-03-24  Kazu Hirata  <kazu@cs.umass.edu>
3033
3034         * config/h8300/h8300.md (a peephole2): Extend to support loads
3035         in QImode and HImode.
3036
3037 2003-03-24  Stephane Carrez  <stcarrez@nerim.fr>
3038
3039         * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
3040         _return_far
3041         (MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
3042         (MULTILIB_EXCEPTIONS): Likewise.
3043         * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
3044         by calling some board support routine.
3045         ("call_value"): Likewise.
3046         ("*return_void"): Likewise for return.
3047         ("*return_16bit"): Likewise.
3048         ("*return_32bit"): Likewise.
3049         * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
3050         for 68HC11 too.
3051         (DWARF2_ADDR_SIZE): Use 4 so that addresses can
3052         * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
3053         -mlong-calls for 68HC11.
3054         * config/m68hc11/larith.asm (declare_near): New macro.
3055         (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
3056         (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
3057         (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
3058         (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
3059         (__mulhi32): Likewise.
3060         (ret): Update macro for 68HC11.
3061         (__far_trampoline): Implement for 68HC11.
3062         (__call_a16, __call_a32, __return_void, __return_16): New support
3063         routines for 68HC11 memory bank switching calling support.
3064         (__return_32): Likewise.
3065
3066 2003-03-24  Neil Booth  <neil@daikokuya.co.uk>
3067
3068         * toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
3069
3070 2003-03-24  Janis Johnson  <janis187@us.ibm.com>
3071
3072         * doc/install.texi (Testing): Mention test result links from build
3073         status pages.
3074
3075 2003-03-24  Mark Mitchell  <mark@codesourcery.com>
3076
3077         * function.c (put_var_into_stack): Change bool parameter to int.
3078         (gen_mem_addressof): Likewise.
3079         * rtl.h (gen_mem_addressof): Likewise.
3080         * tree.h (put_var_into_stack): Likewise.
3081         * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
3082         gen_mem_addressof or put_var_into_stack.
3083         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3084         * config/ia64/ia64.c (spill_tfmode_operand): Likewise.
3085
3086 2003-03-24  Kazu Hirata  <kazu@cs.umass.edu>
3087
3088         * config/h8300/h8300.md (a peephole2): New.
3089
3090 2003-03-24  Jakub Jelinek  <jakub@redhat.com>
3091
3092         * dojump.c (do_jump): Handle UNSAVE_EXPR specially.
3093
3094 2003-03-24  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
3095
3096         * doc/contrib.texi (Contributors): Update Janis Johnson.
3097
3098 2003-03-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3099
3100         PR target/10072
3101         * combine.c (simplify_if_then_else): Check that the mode
3102         has MODE_INT class before applying the (OP Z (mult COND C2))
3103         transformation.
3104
3105 2003-03-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3106
3107         PR optimization/9414
3108         * config/sparc/sparc.md (widening peepholes): Use
3109         widen_memory_access instead of change_address.
3110
3111 2003-03-23  Mark Mitchell  <mark@codesourcery.com>
3112
3113         PR c++/7086
3114         * c-typeck.c (c_mark_addressable): Adjust calls to
3115         put_var_into_stack.
3116         * expr.c (expand_expr): Likewise.
3117         * function.c (put_var_into_stack): Add rescan parameter.  Do not
3118         call fixup_var_refs when rescan is false.
3119         (gen_mem_addressof): Likewise.
3120         (assign_parms): Adjust calls to put_var_into_stack.
3121         (setjmp_protect): Likewise.
3122         (setjmp_protect_args): Likewise.
3123         * rtl.h (gen_mem_addressof): Change prototype.
3124         * stmt.c (expand_decl): Adjust calls to put_var_into_stack.
3125         * tree.h (put_var_into_stack): Change prototype.
3126
3127 2003-03-23  Arpad Beszedes <beszedes@cc.u-szeged.hu>
3128
3129         PR middle-end/9967
3130         * builtins.c (expand_builtin_fputs): When optimizing for size,
3131         don't transform fputs into fwrite.
3132
3133 2003-03-23  Glen Nakamura <glen@imodulo.com>
3134
3135         PR c/8224
3136         * fold-const.c (extract_muldiv_1): Don't pass through type conversions
3137         when signedness changes for division or modulus.
3138
3139 2003-03-24  Alan Modra  <amodra@bigpond.net.au>
3140
3141         * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
3142         globalize_label.
3143
3144 2003-03-23  Roger Sayle  <roger@eyesopen.com>
3145
3146         PR c/10178
3147         * stmt.c (expand_end_case_type): Check for overflow in range when
3148         determining whether to use a bit-test implementation.
3149
3150 2003-03-23  Richard Henderson  <rth@redhat.com>
3151
3152         * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
3153         before flow2.
3154         * cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
3155
3156 2003-03-23  Richard Henderson  <rth@redhat.com>
3157
3158         PR opt/10116
3159         * ifcvt.c (find_if_block): Disallow tablejump insns outgoing
3160         from then_bb or else_bb after flow2.
3161
3162 2003-03-23  Zack Weinberg  <zack@codesourcery.com>
3163
3164         * configure.in: Check whether it is necessary to link against
3165         libm to use ldexp.
3166         * configure: Regenerate.
3167         * Makefile.in: Add LDEXP_LIB substitution variable.
3168
3169 2003-03-23  Kazu Hirata  <kazu@cs.umass.edu>
3170
3171         * config/h8300/h8300.md: Fix comment typos.
3172
3173 2003-03-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3174
3175         * pa.c (output_cbranch): Fix typo in comment.
3176
3177 2003-03-22  Richard Henderson <rth@redhat.com>
3178
3179         * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
3180         after reload.
3181
3182 2003-03-22  DJ Delorie  <dj at redhat dot com>,
3183         Bruce Korb  <bkorb at gnu dot org>
3184
3185         * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
3186         buggy Solaris 2.6 mutex/cond initializers.
3187         (solaris_mutex_init): Rename to solaris_mutex_init_2.
3188         * fixinc/fixincl.x: Regenerate.
3189         * fixinc/tests/base/pthread.h: Update.
3190         * fixinc/fixincl.c(initialize): be explicit about the default case
3191         and indicate verbose level when being very, very verbose.
3192         * fixinc/check.tpl(VERBOSE): provide a means for passing the value in
3193
3194 2003-03-22  Andreas Jaeger  <aj@suse.de>
3195
3196         * config/i386/i386.c (ix86_init_machine_status): Return value.
3197
3198 2003-03-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3199
3200         * pa.c (output_cbranch, output_bb, output_bvb): Output nop for
3201         conditional branch to the following instruction.  Use next_real_insn
3202         instead of next_active_insn.
3203         (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
3204         instead of next_active_insn.
3205
3206 2003-03-22  Ulrich Weigand  <uweigand@de.ibm.com>
3207
3208         * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
3209         instead of 'm' constraint in forced-split alternatives.
3210         ("*adddi3_31", "*subdi3_31"): Likewise.  Also, pass 0 instead of 1 as
3211         VALIDATE_ADDRESS parameter to operand_subword.
3212
3213 2003-03-22  Kazu Hirata  <kazu@cs.umass.edu>
3214
3215         * config/h8300/h8300.c (notice_update_cc): Correctly handle
3216         the case where the set destination is STRICT_LOW_PART.
3217
3218 2003-03-22  Svein E. Seldal  <Svein.Seldal@solidas.com>
3219
3220         * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
3221         c30 instead of a c40 processor.
3222
3223 2003-03-22  Alan Modra  <amodra@bigpond.net.au>
3224
3225         * combine.c (simplify_comparison <AND>): Use gen_int_mode.  Tidy.
3226
3227 2003-03-21  Zack Weinberg  <zack@codesourcery.com>
3228
3229         * c-common.c: Include intl.h.
3230         (shadow_warning): Rewrite to allow better diagnostic translations.
3231         * c-common.h: Update prototype of shadow_warning.  Declare sw_kind enum.
3232         * c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
3233         use it throughout.
3234         * Makefile.in (c-common.o): Add intl.h.
3235
3236 2003-03-21  Nathanael Nerode  <neroden@gcc.gnu.org>
3237
3238         * config.gcc: Remove 'float_format'.
3239
3240         * fixproto: Define NULL and size_t in generated stdlib.h and
3241         unistd.h.  Kill unused required_stdlib_h, required_unistd_h.
3242         Rearrange file generation loop for readability.  Generate time.h,
3243         string.h if missing.
3244         * tsystem.h: Include <string.h>, <time.h> unconditionally.
3245         * config.gcc: Blow away POSIX defines.
3246
3247 2003-03-22  Stephane Carrez  <stcarrez@nerim.fr>
3248
3249         * config/m68hc11/m68hc11.md ("call_value"): Fix trap check.
3250
3251 2003-03-22  Stephane Carrez  <stcarrez@nerim.fr>
3252
3253         * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in
3254         writing .interrupt command.
3255         * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see
3256         if it's a far or near function.
3257         ("call_value"): Likewise.
3258         * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and
3259         near attributes.
3260         (m68hc11_handle_fntype_attribute): Accept attributes on methods.
3261         (m68hc11_override_options): Ignore -mlong-calls for 68HC11.
3262         (m68hc11_initial_elimination_offset): Set current_function_far
3263         according to attributes.
3264         (expand_prologue): Likewise.
3265         (trap_handler_symbol): New global to keep track of trap handlers.
3266         (m68hc11_encode_section_info): Mark symbol as far if needed; set
3267         trap symbol.
3268         (m68hc11_is_far_symbol): New function.
3269         (m68hc11_is_trap_symbol): New function.
3270         * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare.
3271         (m68hc11_is_trap_symbol): Declare.
3272
3273 2003-03-21  Jan Hubicka  <jh@suse.cz>
3274
3275         * i386.c (ix86_compute_frame_layout): Recompute fast prologues
3276         only when amount of saved regs changed.
3277         (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs.
3278         * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs.
3279
3280 2003-03-21  Jan Hubicka  <jh@suse.cz>
3281
3282         PR inline-asm/7916
3283         * function.c (instantiate_virtual_regs_lossage): New function.
3284         (instantiate_virtual_regs_1): Use it.
3285         (instantiate_virtual_regs): Do not continue in substition when insn has
3286         been deleted.
3287
3288 2003-03-21  Kazu Hirata  <kazu@cs.umass.edu>
3289
3290         * combine.c (make_field_assignment): Fix a warning.
3291
3292 2003-03-21  Kazu Hirata  <kazu@cs.umass.edu>
3293
3294         * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New.
3295
3296 2003-03-21  Dale Johannesen  <dalej@apple.com>
3297
3298         * config/rs6000/rs6000.h (REG_ALLOC_ORDER):  Increase
3299         priority for R2 on Darwin.
3300         (HARD_REGNO_MODE_OK):  Don't accept R31 for DFmode.
3301
3302 2003-03-21  Kazu Hirata  <kazu@cs.umass.edu>
3303
3304         * combine.c (make_field_assignment): Remove unnecessary AND
3305         when storing into zero_extract.
3306
3307 2003-03-21  Zack Weinberg  <zack@codesourcery.com>
3308
3309         * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete.
3310         * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT.
3311         * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN
3312         in comment.
3313
3314 2003-03-21  DJ Delorie  <dj@redhat.com>
3315
3316         * optabs.c (init_integral_libfuncs): Make sure we init at least up
3317         to "long long" size words.
3318
3319 2003-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
3320
3321         * config/s390/s390.h: Do not include fixdfdi.h on s390x.
3322         (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2.
3323         (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2.
3324
3325 2003-03-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3326
3327         PR doc-bug/9813
3328         * doc/extend.texi: Move misplaced paragraph about underscores in
3329         variables in macros.
3330
3331 2003-03-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
3332             Richard Henderson  <rth@redhat.com>
3333
3334         PR optimization/8366
3335         * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro.
3336         (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form
3337         PIC+SYMBOLIC_CONST in other modes than Pmode.
3338         (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark
3339         the form PIC+SYMBOLIC_CONST as mode dependent.
3340
3341 2003-03-21  DJ Delorie  <dj@redhat.com>
3342
3343         * config/stormy16/stormy16.c (xstormy16_expand_arith): Make
3344         sure we always emit at least one insn.
3345
3346 2003-03-21  Christopher Faylor  <cgf@redhat.com>
3347
3348         * config.gcc (i[34567]86-*-cygwin*): Use new common makefile
3349         stub t-cygming. Use common target header cygming.h. Add extra
3350         c_target_obj and cxx_target_obj file. Default cygwin to posix
3351         threading. Enforce i386 as float format.
3352         (i[34567]86-*-mingw*): Use new common makefile stub t-cygming.
3353         Remove cygwin.h as target header. Use common target header
3354         cygming.h  Enforce i386 as float format. Correct typo.
3355         * config/i386/cygming.h: New file, containing definitions
3356         common to mingw32 and cygwin.
3357         * config/i386/cygwin.h: Remove definitions common to cygwin and
3358         mingw.  Simplify special spec logic.  Define "wrappers" around
3359         certain include path defines to accommodate -mno-cygwin.
3360         Remove some #if 0'ed code.
3361         (STANDARD_INCLUDE_DIR) Always define when not cross-compiling.
3362         (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin.
3363         (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan.
3364         * config/i386/mingw32.h: Remove definitions common to cygwin and
3365         mingw.
3366         (EXTRA_OS_CPP_BUILTINS): Adjust.
3367         (TARGET_VERSION): Define.
3368         * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override
3369         mingw32.h definitions.
3370         (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h.
3371         * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o.
3372         Add compilation rules for cygwin1.o cygwin2.o.
3373         * config/i386/cygwin1.c: New file.
3374         * config/i386/cygwin2.c: New file.
3375         * config/i386/t-cygming: New makefile stub.
3376
3377 2003-03-20  Richard Henderson  <rth@redhat.com>
3378
3379         * fold-const.c (extract_muldiv_1): Revert changing order of
3380         operands in case MULT_EXPR of 2003-02-16 patch.
3381
3382 2003-03-20  Daniel Berlin  <dberlin@dberlin.org>
3383         Merge changes from new-regalloc-branch
3384
3385         From Michael Matz  <matz@suse.de>
3386         * df.c (df_ref_record_1): Move init of loc to safe point.
3387         Only recurse on interesting things in parallels.
3388         Handle CLASS_CANNOT_CHANGE_MODE smarter.
3389         (df_uses_record): Ditto.
3390
3391         * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
3392         it's already okay to use memory operands in (IE doesn't require
3393         adding another insn or anything).
3394
3395 2003-03-20  Richard Henderson  <rth@redhat.com>
3396
3397         PR middle-end/6348
3398         * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
3399         different from word_mode.
3400
3401 2003-03-20  Kazu Hirata  <kazu@cs.umass.edu>
3402
3403         * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
3404         source operand to those that can be extracted with bld.
3405
3406 2003-03-20  Richard Earnshaw  <rearnsha@arm.com>
3407
3408         PR 10066
3409         * arm.md (UNSPEC_PIC_BASE): New constant.
3410         (pic_add_dot_plus_four): Wrap with unspec.
3411         (pic_add_dot_plus_eight): Likewise.
3412
3413 2003-03-20  Kazu Hirata  <kazu@cs.umass.edu>
3414
3415         * config/h8300/h8300.md (*insv_si_1_n): New.
3416         (*insv_si_1_n_lshiftrt): Likewise.
3417
3418 2003-03-20  Roger Sayle  <roger@eyesopen.com>
3419
3420         * fold-const.c (fold_mathfn_compare): New function to simplify
3421         comparisons against built-in math functions.  Fold comparisons
3422         of sqrt against constants.
3423         (fold): Call fold_mathfn_compare when appropriate.
3424
3425 2003-03-20 Richard Earnshaw  <rearnsha@arm.com>
3426
3427         * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
3428         information.
3429
3430 2003-03-20  Per Bothner  <pbothner@apple.com>
3431
3432         Various cleanups to help compile server.
3433
3434         * cppinit.c (cpp_create_reader):  Take extra hash_table* argument,
3435         and pass that to _cpp_init_hashtable.
3436         (cpp_read_main_file):  Drop hash_table* argument; don't call
3437         _cpp_init_hashtable.
3438         * cpplib.h:  Update declarations to match.
3439         * c-opts.c (c_common_init_options):  Pass ident_hash to
3440         cpp_create_reader.
3441         (c_common_post_options):  Don't pass ident_hash to cpp_read_main_file.
3442         * fix-header.c (read_scan_file):  Likewise pass NULL table to
3443         cpp_create_reader rather than cpp_read_main_file.
3444
3445         * cppfiles.c (cpp_rename_file):  Generalized and renamed
3446         to cpp_change_file.
3447         * cpplib.h:  Update declaration to match.
3448         * c-opts.c (push_command_line_line, finish_options):  Change
3449         cpp_rename_file calls to cpp_change_file.
3450
3451         * line-map.c (add_line_map):  Allow leaving the outermost file.
3452         Allowing entering an outermost-file after the initial time.
3453
3454         * toplev.c (pop_srcloc):  Allow popping from initial file.
3455
3456 2003-03-20  Kazu Hirata  <kazu at cs dot umass dot edu>
3457
3458         * fold-const.c (fold): Fold A - (A & B) into ~B & A.
3459
3460 2003-03-20  Kazu Hirata  <kazu@cs.umass.edu>
3461
3462         * config/h8300/h8300.md (a peephole2): New.
3463
3464 2003-03-20  Kazu Hirata  <kazu@cs.umass.edu>
3465
3466         * config/h8300/h8300.md (*addsi3_and_r_1): New.
3467         (*addsi3_and_not_r_1): Likewise.
3468
3469 2003-03-19  Loren James Rittle  <ljrittle@acm.org>
3470
3471         * Makefile.in (STRICT2_WARN): Add @WERROR@.
3472         (GCC_WARN_CFLAGS): Remove $(WERROR).
3473         (fixinc.sh-warn): New.
3474         * ada/Make-lang.in (ada-warn): Add $(WERROR).
3475         * cp/Make-lang.in (cp-warn): Add $(WERROR).
3476         * f/Make-lang.in (f-warn): Add $(WERROR).
3477         * java/Make-lang.in (java-warn): Add $(WERROR).
3478         * treelang/Make-lang.in (treelang-warn): Add $(WERROR).
3479
3480 2003-03-19  Nathanael Nerode  <neroden@gcc.gnu.org>
3481
3482         * c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
3483         langhooks-def.h (lhd_tree_dump_dump_tree),
3484         langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
3485         Change return type from 'int' to 'bool'.  Replace 0 and 1 with
3486         true and false in return statements.
3487
3488 2003-03-19  Kevin Buettner  <kevinb@redhat.com>
3489
3490         * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
3491         (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
3492         DWARF_INITIAL_LENGTH_SIZE.
3493         (output_compilation_unit_header, output_pubnames, output_aranges)
3494         (output_line_info): Output 0xffffffff escape value for 64-bit
3495         DWARF extension.
3496         * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
3497
3498 2003-03-19  Ulrich Weigand  <uweigand@de.ibm.com>
3499
3500         * config/s390/s390.c (s390_preferred_reload_class): Do not
3501         force constants to the pool unless necessary.
3502         (s390_decompose_address): Prefer to use pointer as base,
3503         not index register.
3504         * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
3505         Q alternative.
3506         ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi",
3507         "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
3508         ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
3509         "*zero_extendqisi2_31", "*zero_extendqihi2_31",
3510         "*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
3511
3512 2003-03-19  Jan Hubicka  <jh@suse.cz>
3513
3514         * i386.h (machine_function): New fields use_fast_prologue_epilogue.
3515         * i386.c (use_fast_prologue_epilogue): Remove.
3516         (ix86_frame): New field save_regs-using_mov;
3517         (ix86_compute_frame_layout):  Decide on fast prologues;
3518         allocate saved registers in red zone.
3519         (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
3520
3521 2003-03-19  Nick Clifton  <nickc@redhat.com>
3522
3523         * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon.
3524
3525 2003-03-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3526
3527         PR 10062
3528         * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine.
3529         * pa-protos.h (output_lbranch): New prototype.
3530         * pa.c (compute_frame_size): Change size of the frame marker on the
3531         64-bit ports to 48 bytes.
3532         (pa_output_function_prologue): Document why SAVE_SP is set.
3533         (hppa_expand_prologue): Save previous stack pointer into frame marker
3534         on targets which use the hpux unwind library.
3535         (output_cbranch): Use output_lbranch.
3536         (output_lbranch): New function to output long unconditional branches.
3537         * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define.
3538         (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on
3539         64-bit ports.
3540         * pa.md (jump): Use output_lbranch.
3541         (allocate_stack): New expander for dynamic stack allocation.
3542
3543 2003-03-19  Alan Modra  <amodra@bigpond.net.au>
3544
3545         * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame
3546         when debugging on XCOFF targets.  Delete "abi" temp.
3547
3548         PR target/10073
3549         * combine.c (force_to_mode <NOT>): Use gen_int_mode.
3550
3551 2003-03-18  Jakub Jelinek  <jakub@redhat.com>
3552
3553         * config/s390/s390.c (s390_output_dwarf_dtprel): New.
3554         * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto.
3555         * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3556
3557         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New.
3558         * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto.
3559         * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3560
3561 2003-03-18  Geoffrey Keating  <geoffk@apple.com>
3562
3563         * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone
3564         the result of machopic_function_base_name.
3565         * config/darwin.c (machopic_function_base_name): Use a gc-allocated
3566         string rather than a static array.
3567
3568         * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies.
3569
3570         * gengtype.c: Include rtl.h.
3571         (enum rtx_code): Don't define.
3572         (rtx_format): Make declaration match rtl.h.
3573         (rtx_next_new): Rename from rtx_next to avoid conflict.  Change all
3574         users.
3575         (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes.
3576         * Makefile.in (gengtype.o): Update dependencies.
3577
3578 2003-03-18  Andreas Schwab  <schwab@suse.de>
3579
3580         * config/m68k/m68k.md (iordi3): Fix setting low half to -1.  From
3581         martin@blom.org.
3582
3583 2003-03-18  Geoffrey Keating  <geoffk@apple.com>
3584
3585         * function.c (next_block_index): Mark with GTY.
3586
3587         * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern.
3588
3589 2003-03-18  Richard Henderson  <rth@redhat.com>
3590
3591         * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New.
3592         (builtin_setjmp_receiver): Delay call to ia64_reload_gp
3593         until after reload.
3594
3595 2003-03-18  Richard Henderson  <rth@redhat.com>
3596
3597         * builtins.c (expand_builtin_unop): New target_mode operand;
3598         use it to convert the result to the correct mode.
3599         (expand_builtin): Update all callers.
3600
3601 2003-03-18  Ulrich Weigand  <uweigand@de.ibm.com>
3602
3603         * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute.
3604
3605 2003-03-18  Jan Hubicka  <jh@suse.cz>
3606
3607         * i386.md:  Fix previous commit that mistakely applied the patch
3608         twice.
3609
3610         * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been
3611         canonicalized.
3612         (memrefs_conflict_p): Likewise.
3613         (addr_side_effect_eval): Canonicalize the constructed address.
3614
3615 2003-03-18  Jan Hubicka  <jh@suse.cz>
3616
3617         * i386.md (cvtts?2si peep2): New.
3618
3619 2003-03-18  Kazu Hirata  <kazu@cs.umass.edu>
3620
3621         * config/h8300/h8300.md (*iorsi3_two_qi_zext): New.
3622
3623 2003-03-18  Andreas Schwab  <schwab@suse.de>
3624
3625         * dwarf2out.c (output_file_names): Cast size_t to unsigned long
3626         for format.
3627
3628 2003-03-17  Jason Merrill  <jason@redhat.com>
3629
3630         PR c++/10091
3631         * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
3632         an unaligned member of TREE_ADDRESSABLE type.
3633
3634 2003-03-18  Alan Modra  <amodra@bigpond.net.au>
3635
3636         * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define.
3637         (TARGET_PROFILE_KERNEL): Define.
3638         (SUBTARGET_SWITCHES): Handle -mprofile-kernel.
3639         (PROFILE_BEFORE_PROLOGUE): Don't define.
3640         (PROFILE_KERNEL): Remove hacks.
3641         * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default.
3642         (rs6000_stack_info): No need to save lr if just for profiling when
3643         TARGET_PROFILE_KERNEL.
3644         (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL.
3645         (output_function_profiler): Localize label generation.  Emit code
3646         for kernel profiling.
3647
3648 2003-03-17  Kazu Hirata  <kazu@cs.umass.edu>
3649
3650         * config/h8300/h8300-protos.h: Add a prototype for
3651         byte_accesses_mergeable_p.
3652         * config/h8300/h8300.c (byte_accesses_mergeable_p): New.
3653         * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise.
3654         (a splitter): Likewise.
3655         (*iorsi3_ashift_16_ashift_24): Likewise.
3656         (*iorsi3_ashift_16_ashift_24_mem): Likewise.
3657
3658 2003-03-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3659
3660         * dwarf2asm.h: Delete obsolete comment.
3661         (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
3662         dw2_asm_output_pcrel, dw2_asm_output_addr,
3663         dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
3664         dw2_asm_output_nstring, dw2_asm_output_data_uleb128,
3665         dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128,
3666         dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF.
3667
3668 2003-03-17  Zack Weinberg <zack@codesourcery.com>
3669
3670         * c-tree.h (struct lang_identifier): Remove error_locus field.
3671         (IDENTIFIER_ERROR_LOCUS): Kill.
3672         (record_function_scope_shadow): New prototype.
3673         * c-typeck.c (build_external_ref): Don't complain if
3674         decl is error_mark_node.  When not at file scope, bind the
3675         decl's local value to error_mark_node to suppress further
3676         warnings, instead of setting IDENTIFIER_ERROR_LOCUS.
3677
3678         * c-decl.c (get_function_binding_level): New static function.
3679         (record_function_scope_shadow): New exported function.
3680         (c_make_fname_decl): Use get_function_binding_level.
3681
3682 2003-03-17  Steve Ellcey  <sje@cup.hp.com>
3683
3684         * stmt.c (tail_recursion_args): Call promote_mode to set
3685         unsignedp flag correctly before calling convert_move.
3686
3687 2003-03-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3688
3689         * loop-unroll.c (decide_peel_completely,
3690         decide_unroll_constant_iterations, decide_unroll_stupid,
3691         decide_unroll_runtime_iterations, decide_peel_simple): Set
3692         loop->has_desc.
3693
3694 2003-03-17  Jan Hubicka  <jh@suse.cz>
3695
3696         * ggc-common.c (ggc_mark_roots): Use htab_traverse_noresize.
3697
3698 2003-03-17  Olivier Hainque  <hainque@act-europe.fr>
3699
3700         * function.c (assign_parms): For a struct value address passed as
3701         first argument, delay the function's result RTL setup code until
3702         after the emission of parameter conversions.
3703
3704 2003-03-17  Dave Love  <fx@gnu.org>
3705             Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3706
3707         * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Define __digital__,
3708         __arch64__ to match Compaq cc.
3709
3710 2003-03-17  Neil Booth  <neil@daikokuya.co.uk>
3711
3712         * c-opts.c: Default TARGET_EBCDIC to 0 if not defined.
3713         (c_common_init): Set EBCDIC in cpp options.
3714         * cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option,
3715         not conditional compilation.
3716         * cpplib.h (struct cpp_options): New entry EBCDIC.
3717
3718 2003-03-17  Neil Booth  <neil@daikokuya.co.uk>
3719
3720         * fix-header.c (read_scan_file): Need to malloc arguments to add_path.
3721
3722 2003-03-17  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
3723
3724         * function.c (thread_prologue_and_epilogue_insns): Set delete_unused
3725         argument to 0 for redirect_jump.
3726
3727 2003-03-16  Mark Mitchell  <mark@codesourcery.com>
3728
3729         PR c++/8805
3730         * except.c (eh_region_u_cleanup): Add prev_try.
3731         (expand_eh_region_end_cleanup): Set it.
3732         (reachable_handlers): Use it to skip over cleanup blocks.
3733
3734 2003-03-17  Andreas Jaeger  <aj@suse.de>
3735
3736         * Makefile.in (TAGS): Remove obsolete handling of =*.[chy].
3737
3738 2003-03-17  Alan Modra  <amodra@bigpond.net.au>
3739
3740         * config/rs6000/linux64.h (TARGET_64BIT): Redefine.
3741         (TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise.
3742         (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise.
3743         (SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise.
3744
3745 2003-03-16  Richard Henderson  <rth@redhat.com>
3746
3747         * simplify-rtx (simplify_binary_operation): Don't abort for
3748         SS_PLUS, US_PLUS, SS_MINUS, US_MINUS.
3749
3750 2003-03-16  Richard Henderson  <rth@redhat.com>
3751
3752         * config/i386/i386.md (movstrictqi, movstrictqi_1): Check
3753         optimize_size as well.
3754
3755 2003-03-16  Stephane Carrez  <stcarrez@nerim.fr>
3756
3757         * config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier
3758         for D register to specify the low part of it, aka B.
3759         (m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement
3760         the register if we are loading 1 or -1 to it; avoid using temp
3761         register when moving X/Y to Y/X.
3762         (m68hc11_gen_movqi): Likewise.
3763         (m68hc11_check_z_replacement): Fix last insn setting for compare case.
3764
3765 2003-03-14  Mark Mitchell  <mark@codesourcery.com>
3766
3767         PR optimization/9016
3768         * config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs
3769         into the constant pool.
3770
3771 2003-03-16  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
3772
3773         PR target/9164
3774         * tree.c (get_narrower): For extensions with unchanged bit number,
3775         return the unsignedness of the outer mode.
3776
3777 2003-03-16  Roger Sayle  <roger@eyesopen.com>
3778
3779         * c-typeck.c (build_component_ref):  Turn "for" into "do .. while"
3780         to avoid "may be used uninitialized" warning on ia64-hpux.
3781         * config/ia64/ia64-c.c: Include "tm_p.h" for function prototypes.
3782
3783 2003-03-16  Andreas Jaeger  <aj@suse.de>
3784
3785         * configure.in: Improve check for memcheck.h.
3786         * configure: Regenerated.
3787
3788 2003-03-16  Neil Booth  <neil@daikokuya.co.uk>
3789
3790         * doc/cppopts.texi: Remove documentation of -A-.
3791
3792 2003-03-15  Zack Weinberg  <zack@codesourcery.com>
3793
3794         * doc/libgcc.texi: Remove @tie.
3795
3796 2003-03-15  Josef Zlomek  <zlomekj@suse.cz>
3797
3798         * rtl.h (subrtx_p): Renamed to rtx_referenced_p.
3799         (rtx_pair): Added new element update_label_nuses, renamed to
3800         replace_label_data.
3801         * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Use
3802         replace_label_data instead of rtx_pair.
3803         * loop.c (load_mems): Likewise.
3804         * rtlanal.c (replace_label): Replace label in pool constants and in
3805         INSN_LIST (in REG_LABEL note).
3806         (subrtx_p): Renamed to rtx_referenced_p.
3807         (subrtx_p_1): Renamed to rtx_referenced_p_1, compare the interior of
3808         LABEL_REF with CODE_LABEL, traverse constants from pool.
3809
3810 2003-03-15  Aldy Hernandez <aldyh@redhat.com>
3811             Zack Weinberg  <zack@codesourcery.com>
3812
3813         * Makefile.in (TEXI_GCCINT_FILES): Add libgcc.texi.
3814         * doc/libgcc.texi: New file.
3815         * doc/interface.texi: Delete paragraph about libgcc interface.
3816         * doc/gccint.texi: Add libgcc menu entry and @include libgcc.texi.
3817
3818 2003-03-15  Jason Merrill  <jason@redhat.com>
3819
3820         PR debug/9039
3821         * dwarf2out.c (gen_decl_die): Ignore frontend tree codes.
3822
3823         PR debug/6387
3824         * dwarf2out.c (dwarf2out_decl): If we're at -g1, just stick nested
3825         function DIEs at toplevel.
3826         (decls_for_scope): At -g1, don't descend into subblocks.
3827
3828 2003-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
3829
3830         * varasm.c (struct rtx_const): Change type of un.addr member
3831         to struct holding an additional 'symbol' member.
3832         (decode_rtx_const): Re-enable optimization to count SYMBOL_REFs
3833         with equal string addresses as equal.
3834         (simplify_subtraction): Adapt to struct rtx_const change.
3835
3836 2003-03-15  Neil Booth  <neil@daikokuya.co.uk>
3837
3838         * fix-header.c (read_scan_file): Read main file before handling -D.
3839
3840 2003-03-15  Roger Sayle  <roger@eyesopen.com>
3841
3842         * c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
3843         * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
3844         * cfgbuild.c (find_many_sub_basic_blocks): Likewise.
3845         (find_sub_basic_blocks): Likewise.
3846         * cgraphunit.c (cgraph_expand_functions): Likewise.
3847         * dwarf2out.c (prune_unused_types): Likewise.
3848         * expr.c (store_field): Likewise.
3849         * genextract.c (print_path): Likewise.
3850         * haifa-sched.c (schedule_insn): Likewise.
3851         * lcm.c (compute_antinout_edge): Likewise.
3852         * loop-unroll.c (decide_peel_once_rolling): Likewise.
3853         * ra-colorize.c (ra_colorize_free_all): Likewise.
3854         * ra-debug.c (dump_igraph): Likewise.
3855         (debug_hard_reg_set): Likewise.
3856         * reg-stack.c (reg_to_stack): Likewise.
3857         * rtlanal.c (refers_to_regno_p): Likewise.
3858         * tracer.c (layout_superblocks): Likewise.
3859
3860 2003-03-15  Neil Booth  <neil@daikokuya.co.uk>
3861
3862         * fix-header.c (read_scan_file): Fix thinko.
3863
3864 2003-03-15  Glen Nakamura  <glen@imodulo.com>
3865
3866         * reload1.c (choose_reload_regs): Use && instead of ||
3867         with REG_CANNOT_CHANGE_MODE_P condition.
3868
3869 2003-03-15  Neil Booth  <neil@daikokuya.co.uk>
3870
3871         * Makefile.in: Update.
3872         * c-common.h (cb_register_builtins): Rename c_cpp_builtins.
3873         * c-lex.c (init_c_lex): Register builtins hook is dead.
3874         * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U.
3875         (c_common_decode_option): Don't call cpp_handle_option.
3876         Handle -A, -D and -U.
3877         (handle_deferred_opts): Simplify.
3878         (finish_options): Define builtins and command line macros.
3879         * c-ppoutput.c (init_pp_output): Register builtins hook is dead.
3880         * cppinit.c: Don't include intl.h.
3881         (init_builtins): Rename cpp_init_builtins.  No hook to call.
3882         (init_library): Don't need to sort options.
3883         (cpp_create_reader): Don't set pending.
3884         (cpp_destroy): Don't free pending.
3885         (struct pending_option, cl_directive_handler, struct cpp_pending,
3886         APPEND, free_chain, new_pending_directive, parse_option, opt_comp,
3887         cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option,
3888         cl_options, cpp_handle_option): Remove.
3889         * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option,
3890         cpp_finish_options): Remove.
3891         (cpp_init_builtins): New.
3892         * fix-header.c (read_scan_file): Update to handle -D.  Fix
3893         handling of -I.  Replace call to cpp_finish_options.
3894
3895 2003-03-15  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
3896
3897         PR optimization/9387
3898         * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
3899         for conditional returns.
3900
3901 2003-03-14  Jason Merrill  <jason@redhat.com>
3902
3903         PR optimization/6871
3904         * varasm.c (assemble_variable): Leave constant zeroes in .rodata.
3905
3906 2003-03-14  Neil Booth  <neil@daikokuya.co.uk>
3907
3908         * c-opts.c (finish_options): New.
3909         (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros.
3910         (missing_arg): Handle OPT_include and OPT_imacros.
3911         (c_common_init, c_common_parse_file): Use finish_options.
3912         (handle_deferred_opts): Update.
3913         * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail.
3914         (cpp_finish_options): Don't handle -imacros here.
3915         (no_fil): Remove.
3916         (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros.
3917
3918 2003-03-14  Jakub Jelinek  <jakub@redhat.com>
3919
3920         * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call
3921         rs6000_maybe_dead if !fromprolog.
3922
3923 2003-03-14  Neil Booth  <neil@daikokuya.co.uk>
3924
3925         * Makefile.in: Update.
3926         * c-common.h (fe_file_change, pp_file_change): New.
3927         * c-lex.c (init_c_lex): Don't set cb_file_change.
3928         (c_common_parse_file): Move to c-opts.c.
3929         (cb_file_change): Rename fe_file_change.
3930         * c-opts.c: Include debug.h.
3931         (warn_unused_macros, include_cursor): New.
3932         (push_command_line_include, cb_file_change): New.
3933         (COMMAND_LINE_OPTIONS): Handle -include.
3934         (c_common_decode_option): Use local warn_unused_macros.
3935         Handle OPT_include.
3936         (c_common_post_options): Set file change callback.
3937         (handle_deferred_opts): Skip -include.  Don't free the array.
3938         (c_common_init): Call cpp_finish_options here, and push an
3939         initial -include file.
3940         * c-ppoutput.c (cb_file_change): Rename pp_file_change.
3941         (preprocess_file): Don't call cpp_finish_options.
3942         (init_pp_output): Don't set the file change callback.
3943         (pp_file_change): Return if no line commands or no output.
3944         * cpphash.h (next_include_file, first_unused_line): Remove.
3945         * cppinit.c (include_head, include_tail): Remove.
3946         (cpp_destroy): Don't free -include chain.
3947         (cpp_finish_options): Don't handle -include, or worry about
3948         -Wunused-macros.
3949         (_cpp_maybe_push_include_file): Remove.
3950         (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include.
3951         * cpplib.c (_cpp_pop_buffer): Don't handle -include.
3952         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition):
3953         Used flag is set based upon the state of the warn_unused_macros
3954         flag, and so use of first_unused_line is unnecessary.
3955
3956 2003-03-13  Jan Hubicka  <jh@suse.cz>
3957
3958         * cselib.c (clear_table): Do not take argument; always clear just
3959         used slots.
3960         (cselib_process_insn):  Update call of clear_table
3961         (cselib_init): Do not call clear_table.
3962         (cselib_finish): Clear table.
3963
3964         * cse.c (count_reg_usage): Do not check side_effects_p.
3965         * rtlanal.c (set_noop_p): Check side_effects_p only when set looks
3966         like noop.
3967         (find_reg_equal_equiv_note): Do not use find_reg_note.
3968
3969 2003-03-14  Richard Henderson  <rth@redhat.com>
3970
3971         PR target/9700
3972         * config/alpha/alpha.c (alpha_va_start): Account for
3973         current_function_pretend_args_size in the AP offset.
3974
3975         * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Move out of line.
3976         (INITIAL_ELIMINATION_OFFSET): Move out of line.
3977         * config/alpha/alpha.c (alpha_setup_incoming_varargs): New.
3978         (alpha_initial_elimination_offset) New.
3979         * config/alpha/alpha-protos.h: Update.
3980
3981 2003-03-14  Jakub Jelinek  <jakub@redhat.com>
3982
3983         * stmt.c (expand_start_case): Call emit_queue ().
3984
3985 2003-03-14  Chris Demetriou  <cgd@broadcom.com>
3986             Alexandre Oliva  <aoliva@redhat.com>
3987
3988         * config/mips/mips.h (FUNCTION_PROFILER): _mcount() doesn't pop 2
3989         words in new abis.
3990
3991 2003-03-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
3992
3993         PR optimization/8396
3994         * tree-inline.c (initialize_inlined_parameters): Make sure the value
3995         of read-only constant arguments is passed with the right type.
3996
3997 2003-03-14  Steven Bosscher  <steven@gcc.gnu.org>
3998
3999         * doc/extend.texi (Function Names): Make the example compilable.
4000
4001 2003-03-13  David Edelsohn  <edelsohn@gnu.org>
4002
4003         * config/rs6000/rs6000.c (processor_target_table): Really allow
4004         GP optional instructions on Power4.
4005
4006 2003-03-13  Roger Sayle  <roger@eyesopen.com>
4007
4008         * calls.c (flags_from_decl_or_type): Factor and remove redundant
4009         conditional tests.
4010
4011 2003-03-13  Mike Stump  <mrs@apple.com>
4012
4013         * ggc-page.c (struct page_entry): Remove varray.h header.
4014         Add index_by_depth field.
4015         Remove save_in_use_p field.
4016         (struct globals): Add depth_in_use, depth_max, by_depth_in_use,
4017         by_depth_max, by_depth, and save_in_use fields.
4018         (INITIAL_PTE_COUNT): Add.
4019         (save_in_use_p_i): Add.
4020         (save_in_use_p): Add.
4021         (adjust_depth): Add.
4022         (move_ptes_to_front): Add.
4023         (push_depth): Add.
4024         (push_by_depth): Add.
4025         (prefetch): Add.
4026         (free_page): Add support for and use faster data structures.
4027         (ggc_alloc): Likewise.
4028         (init_ggc): Likewise.
4029         (ggc_recalculate_in_use_p): Likewise.
4030         (ggc_pop_context): Likewise.
4031         (clear_marks): Likewise.
4032         (ggc_pch_read): Likewise.
4033         * Makefile.in (ggc-page.o): Remove varray.h.
4034
4035 2003-03-13  Nathanael Nerode  <neroden@gcc.gnu.org>
4036
4037         * ChangeLog: Rotated last year's entries to...
4038         * ChangeLog.8: New.
4039
4040         * config/ia64/fde-glibc.c, config/ia64/freebsd.h,
4041         config/ia64/hpux.h, config/ia64/hpux_longdouble.h,
4042         config/ia64/ia64-c.c, config/ia64/ia64-modes.def,
4043         config/ia64/ia64-protos.h, config/ia64/ia64.c,
4044         config/ia64/ia64.h, config/ia64/ia64.md,
4045         config/ia64/itanium1.md, config/ia64/itanium2.md,
4046         config/ia64/quadlib.c, config/ia64/unwind-ia64.c,
4047         config/ia64/unwind-ia64.h: It's GCC, not GNU CC.
4048
4049 2003-03-13  Aldy Hernandez  <aldyh@redhat.com>
4050
4051         * config/rs6000/rs6000.c (rs6000_dwarf_register_span):
4052         Differentiate endianness.
4053         (s6000_override_options): Use cpu type instead of TARGET_SPE.
4054
4055 2003-03-13  Nick Clifton  <nickc@redhat.com>
4056
4057         * config/arm/arm.c (print_multi_reg): Do not generate a type 2
4058         LDM instructions with writeback enabled.
4059         (output_return_instruction): Likewise.
4060
4061         * config/arm/pe.h (FIXED_REGISTERS): Remove definition.
4062         (CALL_USED_REGISTERS): Remove definition.
4063         (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Define.
4064
4065 2003-03-13  Alan Modra  <amodra@bigpond.net.au>
4066
4067         * config/rs6000/rs6000.c (rs6000_flag_pic): Delete.
4068         (rs6000_xcoff_encode_section_info): #ifdef TARGET_XCOFF.
4069         (rs6000_binds_local_p, TARGET_BINDS_LOCAL_P): #if TARGET_MACHO.
4070         (rs6000_override_options): Don't clear flag_pic for ABI_AIX.
4071         (rs6000_legitimize_address): Formatting.
4072         (rs6000_emit_move): Likewise.
4073         (rs6000_return_addr): Test ABI_AIX as well as flag_pic.
4074         (rs6000_emit_prologue <save_LR_around_toc_setup>): Likewise.
4075         (rs6000_elf_select_section): Comment reason for shlib being
4076         set for ABI_AIX.
4077         (rs6000_elf_unique_section): Likewise.
4078         (rs6000_elf_encode_section_info): Test !TARGET_AIX as well as ABI_AIX.
4079         * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Test ABI_AIX
4080         as well as flag_pic.
4081         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
4082         (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4083         * config/rs6000/linux64.h (TARGET_ENCODE_SECTION_INFO): Don't define.
4084
4085 2003-03-13  Richard Henderson  <rth@redhat.com>
4086
4087         * emit-rtl.c (try_split): Handle 1-1 splits of call insns properly.
4088
4089         * config/ia64/ia64.c (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
4090         (ia64_gp_save_reg): Remove.
4091         (struct ia64_frame_info): Move to the beginning of the file;
4092         add reg_save_gp.
4093         (ia64_expand_call): Rearrange for new call patterns.
4094         (ia64_reload_gp): New.
4095         (ia64_split_call): New.
4096         (ia64_compute_frame_size): Allocate reg_save_gp.
4097         (ia64_expand_prologue): Save reg_save_gp.
4098         (ia64_expand_epilogue): Don't restore gp.
4099         (ia64_hard_regno_rename_ok): Remove R4 hack.
4100         (ia64_function_ok_for_sibcall): New.
4101         (ia64_output_mi_thunk): Set reload_completed, no_new_pseudos;
4102         call try_split on sibcall pattern.
4103         * config/ia64/ia64-protos.h: Update.
4104         * config/ia64/ia64.md (call_nogp, call_value_nogp, sibcall_nogp):
4105         Rename from nopic versions.  Confiscate 2nd argument to call as
4106         a marker.
4107         (call_pic, call_value_pic, sibcall_pic): Remove.
4108         (call_gp, call_value_gp, sibcall_gp): New.
4109         (builtin_setjmp_setup): Remove.
4110         (builtin_setjmp_receiver): Call ia64_reload_gp.
4111
4112 2003-03-12  Nathanael Nerode  <neroden@gcc.gnu.org>
4113
4114         * config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
4115         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md: Replace
4116         "GNU CC" with "GCC".
4117
4118         * config/c4x/c4x-c.c, config/c4x/c4x-modes.def,
4119         config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
4120         config/c4x/c4x.md, config/c4x/libgcc.S, config/c4x/rtems.h:
4121         GCC, not GNU CC.
4122
4123         * genattrtab.h, hosthooks-def.h, hosthooks.h, langhooks-def.h,
4124         langhooks.h, tree-inline.h: Replace "GNU CC" with "GCC".
4125
4126         * c-pch.c, dummy-conditions.c, genautomata.c, genconditions.c,
4127         langhooks.c, tree-inline.c, unwind-dw2-fde-darwin.c,
4128         unwind-dw2-fde-glibc.c, unwind-libunwind.c, vmsdbgout.c: Replace
4129         "GNU CC" with "GCC".
4130
4131         * config/v850/lib1funcs.asm, config/v850/rtems.h,
4132         config/v850/v850-c.c, config/v850/v850-protos.h,
4133         config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4134         GCC, not GNU CC.
4135
4136         * config/vax/bsd.h, config/vax/elf.h, config/vax/netbsd-elf.h,
4137         config/vax/netbsd.h, config/vax/openbsd.h, config/vax/openbsd1.h,
4138         config/vax/ultrix.h, config/vax/vax-protos.h, config/vax/vax.c,
4139         config/vax/vax.h, config/vax/vax.md, config/vax/vaxv.h: GCC, not
4140         GNU CC.
4141
4142 2003-03-12  Benjamin Kosnik  <bkoz@redhat.com>
4143
4144         * cpppch.c (cpp_valid_state): Use DL_WARNING_SYSHDR, not DL_WARNING.
4145
4146 2003-03-12  Nathanael Nerode  <neroden@gcc.gnu.org>
4147
4148         * fixinc/fixinc.interix: Remove dead code (most of it).
4149         * fixinc/fixinc.dgux: Remove.
4150
4151         * ginclude/float.h, ginclude/iso646.h, ginclude/stdarg.h,
4152         ginclude/stdbool.h, ginclude/stddef.h: GCC, not GNU CC.
4153
4154 2003-03-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4155
4156         * pa.c (pa_init_builtins): Fix warning.
4157
4158 2003-03-12  Steve Ellcey  <sje@cup.hp.com>
4159
4160         * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR): Remove.
4161         (ASM_OUTPUT_XDATA_SHORT): Remove.
4162         (ASM_OUTPUT_XDATA_INT): Remove.
4163         (ASM_OUTPUT_XDATA_DOUBLE_INT): Remove.
4164         (ASM_OUTPUT_ADDR_DIFF_ELT): Handled 32 bit address diffs.
4165         (ASM_PREFERRED_EH_DATA_FORMAT): Handle 32 bit EH pointers.
4166         (CASE_VECTOR_MODE): Handle 32 bit pointers in case statement.
4167
4168 2003-03-12  Andrew Lewycky  <andrew@mxc.ca>
4169
4170         PR c++/7050
4171         * expr.c (store_expr): Don't attempt to store void-typed trees,
4172         just evaluate them for side effects.
4173
4174 2003-03-12  Neil Booth  <neil@daikokuya.co.uk>
4175
4176         * cppfiles.c (cpp_rename_file, cpp_push_include): New.
4177         * cppinit.c (push_include): Move with changes to cppfiles.c.
4178         (cpp_read_main_file): Mark named operators here...
4179         (cpp_finish_options): ...not here.  Update.
4180         (_cpp_maybe_push_include_file): Update.
4181         * cpplib.h (cpp_push_include, cpp_rename_file): New.
4182
4183 2003-03-12  Nathanael Nerode  <neroden@gcc.gnu.org>
4184
4185         * aclocal.m4: Introduce gcc_GAS_VERSION_GTE_IFELSE,
4186         _gcc_COMPUTE_GAS_VERSION.
4187         * configure.in: Use them.
4188         * configure: Regenerate.
4189
4190 2003-03-12  Bob Wilson  <bob.wilson@acm.org>
4191
4192         * config/xtensa/xtensa.md (adddi3): Don't clobber source operand used
4193         to detect carry.
4194         (subdi3): Reorder emitted instructions.
4195
4196 2003-03-12  Andreas Jaeger  <aj@suse.de>
4197
4198         * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Remove call to
4199         NETBSD_OS_CPP_BUILTINS_LP64.
4200
4201 2003-03-12  Nathanael Nerode  <neroden@gcc.gnu.org>
4202
4203         * Makefile.in: Eliminate all.indirect.  Update and clean up comments.
4204         Rearrange.  Reorganize.
4205         * configure.in: Rearrange.
4206         * configure: Regenerate.
4207
4208 2003-03-12  Andreas Jaeger  <aj@suse.de>
4209
4210         * c-cppbuiltin.c (cb_register_builtins): Define LP64 builtins for
4211         LP64 targets.
4212
4213         * doc/cpp.texi (Common Predefined Macros): Document __LP64__ and
4214         _LP64.
4215
4216         * config/ia64/ia64.h (TARGET_CPU_CPP_BUILTINS): Do not define
4217         _LP64 macros here.
4218         * config/pa/pa.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4219
4220         * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove call to
4221         NETBSD_OS_CPP_BUILTINS_LP64.
4222         * config/sh/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
4223         * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
4224
4225         * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_LP64): Remove.
4226
4227 2003-03-12  Jan Hubicka  <jh@suse.cz>
4228
4229         * i386.c (ix86_setup_incoming_varargs): Set stack_alignment_needed to 128.
4230
4231 2003-03-12  Daniel Jacobowitz  <drow@mvista.com>
4232
4233         Fix PR target/9797 and PR c/9853.
4234         * stmt.c (expand_decl_init): Call push_temp_slots () and
4235         pop_temp_slots ().
4236
4237 2003-03-12  J"orn Rennecke <joern.rennecke@superh.com>
4238
4239         * sh.c: Include basic-block.h.
4240         (sh_output_mi_thunk, emit_load_ptr): New functions.
4241         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine.
4242
4243 2003-03-12  Nick Clifton  <nickc@redhat.com>
4244
4245         * config/arm/pe.h (FIXED_REGISTERS): Add Maverick registers.
4246         (CALL_USED_REGISTERS): Likewise.
4247         * config/arm/arm.h (FIRST_PSEUDO_REGISTER): Update comment
4248         describing how this value is calculated.
4249
4250 2003-03-12  Hans-Peter Nilsson  <hp@bitrange.com>
4251
4252         * configure.in (rlim_t): Define to long if no valid definition
4253         found in sys/resource.h.
4254         * config.in, configure: Regenerate.
4255
4256 2003-03-12  Neil Booth  <neil@daikokuya.co.uk>
4257
4258         * config/mcore/mcore-elf.h (CPP_PREDEFINES): Replace with
4259         TARGET_OS_CPP_BUILTINS.
4260         * config/mcore/mcore-pe.h: Similarly.
4261         * config/mcore/mcore.h: Replace CPP_PREDEFINES and part of
4262         CPP_SPEC with TARGET_CPU_CPP_BUILTINS.
4263
4264 2003-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
4265
4266         PR c/9928
4267         * c-decl.c (duplicate_decls): Discard the initializer of the new decl
4268         only if it is a VAR_DECL.
4269
4270 2003-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
4271
4272         PR optimization/9888
4273         * config/i386/i386.md (jcc_1): Fix range.
4274         (jcc_2): Likewise.
4275         (jump): LIkewise.
4276         (doloop_end_internal): Likewise.
4277
4278 2003-03-12  Danny Smith  <dannysmith@users.sourceforge.net>
4279
4280         * config/i386/winnt.c (DLL_IMPORT_PREFIX): New define.
4281         Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e."
4282         (DLL_EXPORT_PREFIX): New define. Use throughout instead of
4283         DLL_IMPORT_EXPORT_PREFIX and "i."
4284         (i386_pe_dllexport_name_p): Here.
4285         (i386_pe_dllimport_name_p): Here.
4286         (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX,
4287         not 9 chars when getting identifier name.
4288         (i386_pe_mark_dllimport): Here.
4289         (i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX,
4290         not 9 chars when getting identifier name. Correct comment.
4291         (i386_pe_strip_name_encoding): Here. Add comments for different
4292         cases.
4293         (gen_fastcall_suffix): Break down xmalloc() argument to
4294         components.
4295         (gen_stdcall_suffix): Likewise.
4296         Update copyright year.
4297
4298 2003-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
4299
4300         PR optimization/9888
4301         * config/i386/i386.md (movsi_1): Remove special alternatives
4302         for %eax register.
4303         (movsi_1_nointernunit): Likewise.
4304         (movhi_1): Likewise.
4305         * config/i386/i386.c (memory_address_length): Do not use
4306         short displacement when there is no base.
4307         (ix86_attr_length_address_default): Handle LEA instructions.
4308
4309 2003-03-12  Neil Booth  <neil@daikokuya.co.uk>
4310
4311         * c-cppbuiltin.c (builtin_define_std): Make non-static.
4312
4313 2003-03-11  Loren James Rittle  <ljrittle@acm.org>
4314
4315         * config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove.
4316         (FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro.
4317         (FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro.
4318         * config/freebsd.h (CPP_PREDEFINES): Remove.
4319         (TARGET_OS_CPP_BUILTINS): New.
4320         * config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS
4321         instead of TARGET_OS_CPP_BUILTINS.
4322         * config/sparc/freebsd.h (CPP_PREDEFINES): Remove.
4323
4324 2003-03-11  Geoffrey Keating  <geoffk@apple.com>
4325
4326         * c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED.
4327
4328 2003-03-11  Aldy Hernandez  <aldyh@redhat.com>
4329
4330         * config/rs6000/rs6000.c (rs6000_stack_info): Remove
4331         insn_chain_scanned.  Use insn_chain_scanned_p in machine_function.
4332
4333         * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p.
4334
4335 2003-03-11  Alexandre Oliva  <aoliva@redhat.com>
4336
4337         * toplev.c (independent_decode_option): Return success for --help,
4338         --target-help and --version.
4339
4340 2003-03-11  Alexandre Oliva  <aoliva@redhat.com>
4341
4342         * config/mips/linux64.h (DRIVER_SELF_SPECS): Add endian_spec.
4343         Default to -mips3 on -mabi=64.  Don't add -mips* flag if -march is
4344         specified.
4345         (SUBTARGET_ASM_SPEC): Remove -mips*-adding code obviated by
4346         DRIVER_SELF_SPECS.
4347         (LINK_SPEC): Let endian options affect the linker emulation name.
4348
4349 2003-03-11  J"orn Rennecke <joern.rennecke@superh.com>
4350
4351         * sh.md (reload_inqi): Fix mode for source in second set.
4352
4353 2003-03-11  Jan Hubicka  <jh@suse.cz>
4354
4355         * cselib.c (cselib_invalidate_mem_1): Move too ...
4356         (cselib_invalidate_mem): ... here; use new list
4357         (dummy_val, first_containing_mem): New static variables.
4358         (clear_table): Initialize first_containing_mem.
4359         (discard_useless_values):  Compact the containing_mem list.
4360         (add_mem_for_addr): Add to the list.
4361         * cselib.h (cselib_val): Add next_containing_mem.
4362
4363 2003-03-11  Aldy Hernandez  <aldyh@redhat.com>
4364
4365         * config/rs6000/rs6000.c (rs6000_override_options): Disable string
4366         instructions for e500.
4367
4368 2003-03-11  Neil Booth  <neil@daikokuya.co.uk>
4369
4370         * Makefile.in: Update.
4371         * c-cppbuiltin.c: Include tm_p.h.
4372
4373 2003-03-11  Aldy Hernandez  <aldyh@redhat.com>
4374
4375         * doc/tm.texi (Frame Registers): Document DWARF_REG_TO_UNWIND_COLUMN.
4376
4377         * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Define.
4378         (_Unwind_GetGR): Use DWARF_REG_TO_UNWIND_COLUMN.
4379         (_Unwind_SetGR): Same.
4380         (_Unwind_GetGRPtr): New.
4381         (_Unwind_SetGRPtr): New.
4382         (uw_update_context_1): Use accesor functions instead of accessing
4383         context->reg[] directly.
4384         (uw_install_context_1): Same.
4385         (execute_cfa_program): Same.
4386         (__frame_state_for): Same.
4387
4388         * config/rs6000/rs6000.c (spe_synthesize_frame_save): Use 1200 as
4389         the synthetic register offset.
4390
4391         * config/rs6000/rs6000.h (DWARF_REG_TO_UNWIND_COLUMN): New.
4392
4393 2003-03-11  Hans-Peter Nilsson  <hp@axis.com>
4394
4395         * config/cris/cris.md: Remove lingering EGCS reference.
4396         ("*extopqihi_side_biap"): For HI operation, match
4397         cris_additive_operand_extend_operator, not
4398         cris_operand_extend_operator.  Adjust condition.
4399         ("*extopqihi_side", "*extopqihi"): Ditto.
4400         ("*extopqisi_side_biap"): Correct operand numbers in condition.
4401         ("*extophisi_side_biap", "*extopqisi_swap_side_biap"): Ditto.
4402         ("*extophisi_swap_side_biap", "*extopqisi_swap"): Ditto.
4403         ("*extophisi_swap"): Ditto.
4404         ("*extopqihi_swap_side_biap"): For HI operation, match a simple
4405         PLUS, not cris_operand_extend_operator.  Adjust condition and
4406         output template.
4407         ("*extopqihi_swap_side", "*extopqihi_swap"): Ditto.
4408         * config/cris/cris.h (PREDICATE_CODES): Add
4409         cris_additive_operand_extend_operator.
4410         * config/cris/cris.c (cris_additive_operand_extend_operator):
4411         New predicate.
4412
4413 2003-03-11  Hartmut Penner  <hpenner@de.ibm.com>
4414
4415         * df.c (read_modify_subreg_p): Change from static to global.
4416         * df.h (read_modify_subreg_p): Add prototype.
4417         * sched-deps.c (sched_analyze_1): Generate true dependency for
4418         strict_low_part, certain subregs and zero/sign_extract.
4419
4420 2003-03-11  Neil Booth  <neil@daikokuya.co.uk>
4421
4422         * Makefile.in: Update.
4423         * c-common.c: Don't include real.h or except.h.
4424         (REGISTER_PREFIX): Remove.
4425         (builtin_define_std, builtin_define_with_value,
4426         builtin_define_with_int_value, builtin_define_with_hex_fp_value,
4427         builtin_define_type_max, builtin_define_type_precision,
4428         builtin_define_float_constants): Move to c-cppbuiltin.c.
4429         (c_stddef_cpp_builtins): New.
4430         * c-common.h (builtin_define_with_value, c_stddef_cpp_builtins): New.
4431         * c-cppbuiltin.c: New, extracted from c-common.c.
4432         (define__GNUC__): New.
4433         * cppspec.c (lang_specific_driver): Remove support of -no-gcc.
4434         * gcc.c: Remove support of %v1, %v2 and %v3 specs.
4435         (cpp_unique_options): Don't support no-gcc.
4436         (do_spec_1): Remove support of version specs.
4437         * doc/invoke.texi: Remove documentation of %v1, %v2 and %v3.
4438         * doc/passes.texi: Update.
4439         * doc/tm.texi: Update.
4440
4441 2003-03-10  Aldy Hernandez  <aldyh@redhat.com>
4442
4443         * dwarf2out.c (multiple_reg_loc_descriptor): Fix thinko.
4444
4445 2003-03-10  Andrew Pinski  <apinski@apple.com>
4446
4447         * config/darwin.c (machopic_function_base_name): If dynamic-no-pic
4448         is on should not get here.
4449         (machopic_indirect_data_reference): If dynamic-no-pic is on just
4450         generate high/low parts of the address.
4451         (machopic_legitimize_pic_address): Change MACHOPIC_PURE to
4452         MACHOPIC_INDIRECT. Dynamic-no-pic uses 0 as the pic base. Generate
4453         symbol and labels with a new reg.  Dynamic-no-pic does not have a
4454         pic_offset_table_rtx.
4455         (machopic_select_section): Change references of flag_pic to
4456         MACHOPIC_INDIRECT.
4457         (machopic_asm_out_destructor): Likewise.
4458         * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Change
4459         reference of flag_pic to MACHOPIC_INDIRECT.
4460         (MACHO_DYNAMIC_NO_PIC_P): Define as TARGET_DYNAMIC_NO_PIC.
4461         (MACHOPIC_INDIRECT): Is also true when dynamic-no-pic is on.
4462         (MACHOPIC_JUST_INDIRECT): Is also true when dynamic-no-pic is on.
4463         (MACHOPIC_PURE): Is not pure when dynamic-no-pic is on.
4464         * config/i386/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define as
4465         0 for right now as dynamic-no-pic is not implemented on Darwin/ia32.
4466         * config/rs6000/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define.
4467         (TARGET_DYNAMIC_NO_PIC): Define.
4468         (SUBTARGET_SWITCHES): Define, have sub-target switches for
4469         dynamic-no-pic.
4470         (SUBTARGET_OVERRIDE_OPTIONS): Move check for -fpic from
4471         rs6000_override_options to here. Dynamic-no-pic overrides
4472         pic.
4473         (CC1_SPEC): Change from not static then pic to not static and not
4474         dynamic-no-pic then pic.
4475         * config/rs6000/rs6000.c (rs6000_override_options): Move the
4476         check for -fpic and DARWIN_ABI to config/rs6000/darwin.h
4477         (rs6000_legitimize_reload_address): Add case for loading floating in
4478         dynamic-no-pic.
4479         (rs6000_emit_move): Add case for dynamic-no-pic.  Change reference
4480         of flag_pic to MACHOPIC_INDIRECT.
4481         (secondary_reload_class): Conditional change the reference of
4482         flag_pic to MACHOPIC_INDIRECT.
4483         (rs6000_output_mi_thunk): Change reference of flag_pic to
4484         MACHOPIC_INDIRECT.
4485         (output_profile_hook): Likewise.
4486         (machopic_output_stub): Non-pure (dynamic-no-pic) is now supported.
4487         * config/rs6000/rs6000.md (movdf_low): Add the case for
4488         MACHO_DYNAMIC_NO_PIC_P.
4489         (call): Change references for flag_pic in TARGET_MACHO to
4490         MACHOPIC_INDIRECT.
4491         (SUBTARGET_OVERRIDE_OPTIONS): Add case where -fpic is on and
4492         -mdynamic-no-pic is on.  Also move case for -fpic from rs6000.c.
4493         * doc/invoke.texi (-mdynamic-no-pic): Document.
4494
4495 2003-03-10  Devang Patel  <dpatel@apple.com>
4496
4497         PR c++/9394
4498         * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
4499         (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
4500         * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add.
4501         (DEFAULT_WORD_SWITCH_TAKES_ARG): Add.
4502         * cppspec.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
4503         (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
4504
4505 2003-03-10  Steven Bosscher  <s.bosscher@student.tudelft.nl>
4506
4507         PR optimization/7189
4508         * toplev.c (rest_of_compilation):  Move
4509         check_function_return_warnings up to just after
4510         delete_unreachable_blocks.
4511
4512 2003-03-10  Stephane Carrez  <stcarrez@nerim.fr>
4513
4514         * config/m68hc11/m68hc11.h (HARD_REGNO_RENAME_OK): Define.
4515         * config/m68hc11/m68hc11-protos.h (m68hc11_hard_regno_rename_ok):
4516         Declare.
4517         * config/m68hc11/m68hc11.c (m68hc11_hard_regno_rename_ok): New function
4518         for reg rename optimization to avoid using Z and Y registers.
4519
4520 2003-03-10  Stephane Carrez  <stcarrez@nerim.fr>
4521
4522         * config/m68hc11/m68hc11.md ("*addhi3_68hc12"): Accept any constant
4523         when adding to X and Y since leax/leay are fast.
4524         ("*addhi3"): Accept 'I' constraint when adding to address register.
4525         ("rotlhi3"): Operand 1 must be a register_operand.
4526         (peephole2): New peephole to optimize some adds.
4527         * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_P): Use 'I' constraint
4528         to represent -2 .. 2 small integer range.
4529
4530 2003-03-10  Stephane Carrez  <stcarrez@nerim.fr>
4531
4532         * config/m68hc11/m68hc11.c (m68hc11_gen_rotate): Set carry before
4533         each 16-bit rotation.
4534
4535 2003-03-10  Zack Weinberg  <zack@codesourcery.com>
4536
4537         * c-opts.c (add_prefixed_path): Don't use concat.  When
4538         prefixing with cpp_GCC_INCLUDE_DIR, copy only the first
4539         cpp_GCC_INCLUDE_DIR_len characters.
4540
4541 2003-03-10  Segher Boessenkool  <segher@koffie.nl>
4542
4543         * testsuite/gcc.dg/altivec-9.c: New file.
4544
4545         * config/rs6000/rs6000.c (altivec_frame_fixup): Remove.
4546         (rs6000_emit_prologue): Use rs6000_frame_related instead.
4547
4548 2003-03-10  Aldy Hernandez  <aldyh@redhat.com>
4549
4550         * config/rs6000/spe.h: Define __ev64_*64__ to use single element
4551         vectors.
4552         (__ev_convert_u64): Remove macro.  Define as inline.
4553         (__ev_convert_s64): Same.
4554
4555 2003-03-10  Aldy Hernandez  <aldyh@redhat.com>
4556
4557         * config/rs6000/rs6000.h (DWARF_FRAME_REGISTERS): Define.
4558         (rs6000_stack_t): Add spe_64bit_regs_used.
4559
4560         * config/rs6000/rs6000.c (rs6000_stack_info): Calculate
4561         spe_64bit_regs_used, and use it to determine the size of the
4562         frame.
4563         (spe_func_has_64bit_regs_p): New.
4564         (spe_synthesize_frame_save): New.
4565         (rs6000_frame_related): Handle SPE synthetic registers.
4566         (rs6000_emit_prologue): Only save in 64-bits if the function used
4567         any registers in 64-bit mode.
4568         (rs6000_emit_epilogue): Same, but for restore.
4569
4570 2003-03-10  Richard Earnshaw  <rearnsha@arm.com>
4571
4572         * arm.h (enum floating_point_type): Delete.  Replace with...
4573         (enum fputype): ... new.
4574         (FPUTYPE_DEFAULT): Renamed from FP_DEFAULT.  Values reworked.
4575         * linux-elf.h (FPUTYPE_DEFAULT): Likewise.
4576         * arm.md (attr fpu): Reworked for new underlying enum values.
4577         * arm.c (arm_fpu_arch): Now enum fputype.
4578         (arm_fpu_tune): Renamed from arm_fpu.  Now enum fputype.
4579         (arm_override_options, arm_output_epilogue, arm_expand_prologue):
4580         Update uses of arm_fpu_arch and arm_fpu_tune.
4581
4582 2003-03-10  Josef Zlomek  <zlomekj@suse.cz>
4583
4584         * cfgcleanup.c (outgoing_edges_match): Compare the jump tables.
4585         (try_crossjump_to_edge): Replace refereces to one jump table by
4586         references to identical jump table.
4587         * loop.c (load_mems): Moved setting the JUMP_LABEL to replace_label.
4588         (replace_label): Moved to rtlanal.c.
4589         (struct rtx_pair): Moved to rtl.h.
4590         * rtl.h (struct rtx_pair): Moved from loop.c.
4591         (replace_label): New extern function.
4592         (subrtx_p): New extern function.
4593         (tablejump_p): New extern function.
4594         * rtlanal.c (replace_label): Moved from loop.c.
4595         (subrtx_p_1): New static function.
4596         (subrtx_p): New function.
4597         (tablejump_p): New function.
4598
4599 2003-03-10  Jan Hubicka  <jh@suse.cz>
4600
4601         * cfgcleanup.c (try_optimize_cfg): Fix thinko in previous patch.
4602
4603         * cfgcleanup.c (merge_blocks): Return where to iterate next.
4604         (try_optimize_cfg): Use return value of merge_blocks
4605
4606 2003-03-10  Michael Matz  <matz@suse.de>
4607
4608         * cfg.c (unchecked_make_edge): New.
4609         (cached_make_edge): Use it.
4610         * basic-block.h (unchecked_make_edge): Declare.
4611         * cfglayout.c (cfg_layout_duplicate_bb): Use it.
4612
4613 2003-03-10  Richard Earnshaw  <rearnsha@arm.com>
4614
4615         * fpa.md: New file.  Move all patterns relating to FPA co-processor
4616         to here...
4617         * arm.md: ... from here.
4618         (cirrus.md, fpa.md): Include at end of description.
4619         (divsf3, divdf3, modsf3, movdf3, sqrtsf2, sqrtdf2): New expands.
4620         (pic_load_addr_based): Remove register constraint from expander.
4621         (seq, sne, sgt, sle, slt, sge, sgeu, sleu, sgtu, sltu, sunordered)
4622         (sordered, sungt, sunle, sunge, sunlt): Likewise.
4623         (eh_epilogue, tablejump): Likewise.
4624
4625 2003-03-09  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
4626
4627         * tree.c (substitute_in_expr, case 'e'): Only make recursive call
4628         on operands if it has a PLACEHOLDER_EXPR.
4629
4630 2003-03-09  David Edelsohn  <edelsohn@gnu.org>
4631             Mostafa Hagog
4632
4633         * config/rs6000/rs6000.md (movsi_update1): Add TARGET_UPDATE final
4634         condition.
4635
4636 2003-03-09  Neil Booth  <neil@daikokuya.co.uk>
4637
4638         * config/frv/frv.h: Use TARGET_CPU_CPP_BUILTINS, not CPP_PREDEFINES.
4639         * config/ip2k/ip2k.h: Similarly.
4640         * config/m32r/m32r.h: Similarly.
4641         * config/m68hc11/m68hc11.h: Similarly.
4642         * config/mn10200/mn10200.h: Similarly.
4643         * config/mn10300/mn10300.h: Similarly.
4644         * config/pdp11/pdp11.h: Similarly.
4645         * config/v850/v850.h: Similarly.
4646         * config/rs6000/vxworks.h: Similarly for TARGET_OS_CPP_BUILTINS.
4647         * config/v850/retms.h: Similarly for TARGET_OS_CPP_BUILTINS.
4648         * config/mips/iris3.h: Remove #if 0 block.
4649
4650 2003-03-09  Roger Sayle  <roger@eyesopen.com>
4651             Joern Rennecke <joern.rennecke@superh.com>
4652
4653         * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch.  Don't handle
4654         pending argument upon return from handle_braces here.
4655         (do_spec_2): Instead handle it upon return from do_spec_1 here.
4656
4657 2003-03-09  Roger Sayle  <roger@eyesopen.com>
4658             Joern Rennecke <joern.rennecke@superh.com>
4659
4660         * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch.  Don't handle
4661         pending argument upon return from handle_braces here.
4662         (do_spec_2): Instead handle it upon return from do_spec_1 here.
4663
4664 2003-03-09  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
4665
4666         * varasm.c (make_decl_one_only): Use declare_weak().
4667
4668 2003-03-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4669
4670         PR middle-end/9986
4671         * c-common.c (c_common_nodes_and_builtins): Initialize target builtins
4672         after the common builtins.
4673         * pa-hpux.h (DONT_HAVE_FPUTC_UNLOCKED): Define.
4674         * pa.c (TARGET_INIT_BUILTINS): Define.
4675         (pa_init_builtins): New function.
4676
4677         * pa.md (call, call_value, sibcall, sibcall_value): When sufficient
4678         space has been allocated for the outgoing arguments, set the arg
4679         pointer for a call emitted after virtuals have been instantiated
4680         using the stack pointer offset, otherwise abort.
4681
4682 2003-03-09  DJ Delorie  <dj@redhat.com>
4683
4684         * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): Revert.
4685
4686 2003-03-09  Richard Earnshaw  <rearnsha@arm.com>
4687
4688         * arm.md (fix_truncsfsi2, fix_truncdfsi2, arm_fix_truncsfsi2)
4689         (arm_fix_truncdfsi2): Add missing fix in floating point mode before
4690         conversion to integer.
4691         * cirrus.md (cirrus_truncsfsi2, cirrus_truncdfsi2): Likewise.
4692
4693 2003-03-09  Roger Sayle  <roger@eyesopen.com>
4694
4695         * builtins.def: Fix typo and improve grammar.
4696         * loop-unroll.c (decide_peel_completely): Tidy log message.
4697
4698 2003-03-09  Kazu Hirata  <kazu@cs.umass.edu>
4699
4700         * config/h8300/h8300.md (*tstsi_upper_bit): New.
4701         (*iorsi3_e2f): Likewise.
4702
4703 2003-03-08  Kazu Hirata  <kazu@cs.umass.edu>
4704
4705         * config/h8300/h8300.c (h8300_and_costs): Return the number of
4706         assembly instructions needed.
4707         (h8300_shift_costs): Likewise.
4708
4709 2003-03-09  Hans-Peter Nilsson  <hp@bitrange.com>
4710
4711         * config/cris/aout.h (ENDFILE_SPEC): Undef.
4712
4713         * optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC
4714         moves from here ...
4715         * expr.c (emit_move_insn_1): ... to here.
4716
4717         * config/cris/aout.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__AOUT__ to...
4718         (TARGET_OS_CPP_BUILTINS): New macro.
4719         * config/cris/cris.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__ELF__ to...
4720         (TARGET_OS_CPP_BUILTINS): New macro.
4721         (CPP_PREDEFINES): Don't define.  Move old definitions and...
4722         (CPP_SPEC): ...move -D__CRIS_ABI_version=2 to...
4723         (TARGET_CPU_CPP_BUILTINS): New macro.
4724         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Move constant
4725         definitions and the optional __PIC__, __pic__ and
4726         __NO_UNDERSCORES__ definitions to...
4727         (TARGET_OS_CPP_BUILTINS): New macro.
4728
4729         * flags.h (flag_leading_underscore): Declare.
4730
4731         * c-opts.c (c_common_post_options): On fopen failure, return
4732         false, not NULL.
4733
4734 2003-03-08  Hans-Peter Nilsson  <hp@bitrange.com>
4735
4736         * config/cris/cris_abi_symbol.c: #include tconfig.h and tm.h, not
4737         config.h.
4738         * config/cris/cris.h (HAVE_GAS_HIDDEN): Don't define here.
4739         * config/cris/aout.h (HAVE_GAS_HIDDEN): Undef.
4740
4741 2003-03-08  Neil Booth  <neil@daikokuya.co.uk>
4742
4743         * config/sh/rtemself.h (TARGET_OS_CPP_BUILTINS): Use instead of
4744         CPP_PREDEFINES.
4745         * config/sh/rtems.h (TARGET_OS_CPP_BUILTINS): Use instead of
4746         CPP_PREDEFINES.
4747
4748 2003-03-08  Neil Booth  <neil@daikokuya.co.uk>
4749
4750         * c-common.h (c_common_init, c_common_post_options): Update.
4751         * c-objc-common.c (c_objc_common_init): Update for new prototype.
4752         * c-opts.c (saved_lineno): New.
4753         (c_common_post_options, c_common_init): Update prototypes,
4754         move call to cpp_read_main_file from latter to former.
4755         * c-tree.h (c_ojbc_common_init): Update.
4756         * langhooks-def.h (lhd_post_options): New.
4757         (LANG_HOOKS_INIT, LANG_HOOKS_POST_OPTIONS): Update.
4758         * langhooks.c (lhd_post_options): New.
4759         * langhooks.h (struct lang_hooks): Update post_options and init hooks.
4760         * toplev.c (no_backend): New.
4761         (process_options): Call post_options hook and set main_input_filename
4762         and input_filename here.
4763         (lang_dependent_init, do_compile): post_options hook moved to
4764         process_options.
4765         * objc/objc-act.c (objc_init): Update prototype.
4766         * objc/objc-act.h (objc_init): Update prototype.
4767
4768 2003-03-08  Roger Sayle  <roger@eyesopen.com>
4769
4770         * emit-rtl.c (gen_lowpart): Don't attempt to load a part of
4771         a complex or vector type, using a load in the original mode.
4772
4773 2003-03-08  Jan Hubicka  <jh@suse.cz>
4774
4775         * Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h.
4776         * gt-cgraph.h: New GC file.
4777         * cgraph.c (known_fns): New static variable.
4778         (cgraph_node): Add the decl into varray.
4779
4780 2003-03-08  Hans-Peter Nilsson  <hp@bitrange.com>
4781
4782         * config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives.
4783
4784 2003-03-08  Richard Earnshaw  <rearnsha@arm.com>
4785
4786         * arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa)
4787         (neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm)
4788         (output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm)
4789         (output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu.
4790         All callers changed.
4791         * arm.md, arm.h, arm-protos.h: Updated.
4792
4793         * arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS.
4794         (CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated.
4795         * arm.c (arm_regno_class, f_register_operand): Updated.
4796
4797 2003-03-08  Hans-Peter Nilsson  <hp@bitrange.com>
4798
4799         * config/cris/cris.h: Remove EGCS references.
4800         (CPP_SPEC): Remove "-$".
4801         (INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL.
4802
4803 2003-03-08  Neil Booth  <neil@daikokuya.co.uk>
4804
4805         * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in
4806         preference to CPP_PREDEFINES.
4807
4808 2003-03-08  Neil Booth  <neil@daikokuya.co.uk>
4809
4810         * cppinit.c (cpp_finish_options): Set first_unused_line to -1.
4811
4812 2003-03-08  Kazu Hirata  <kazu@cs.umass.edu>
4813
4814         * config/h8300/h8300.md (*extzv_16_8): New.
4815
4816 2003-03-08  Jan Hubicka  <jh@suse.cz>
4817
4818         * c-decl.c: (finish_function): Update call of tree_inlinable_function_p.
4819         * cgraph.h: (cgraph_local_info): Add can_inline_once
4820         (cgraph_global_info): Add inline_once.
4821         (cgraph_node): Add previous.
4822         (cgraph_remove_node): New.
4823         * cgraphunit.c (cgraph_mark_functions_to_inline_once): New static
4824         function.
4825         (cgraph_optimize): Call it.
4826         (cgraph_finalize_function):  Set inlinable flags.
4827         (cgraph_finalize_compilation_unit):  Actually remove the reclaimed nodes.
4828         (cgraph_mark_functions_to_output):  Use new inlining heuristics flags.
4829         (cgraph_expand_function): Likewise.
4830         * cgraph.c
4831         (cgraph_node): Put nodes into doubly linked chain.
4832         (cgraph_remove_node): New function.
4833         * flags.h (flag_inline_functions_called_once): Declare.
4834         * tree-inline.c: Include cgraph.h
4835         (inlinable_functions_p): Add extra argument to bypass limits.
4836         (expand_call_inline):  Obey cgraph flag.
4837         * tree-inline.h (tree_inlinable_function_p): Update prototype.
4838
4839 2003-03-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
4840
4841         * gcse.c (bypass_block, bypass_conditional_jumps): Do not create
4842         irreducible loops.
4843
4844         * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible
4845         loops info correctly.
4846
4847 2003-03-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
4848
4849         PR middle-end/7796
4850         * unroll.c (calculate_giv_inc): Handle constants being
4851         loaded with LSHIFTRT.
4852
4853 2003-03-07  David Edelsohn  <edelsohn@gnu.org>
4854
4855         * config/rs6000/rs6000.c (processor_target_table): Do not disable
4856         GP optional instructions on Power3, Power4, 620, and 630.
4857
4858 2003-03-07  Kazu Hirata  <kazu@cs.umass.edu>
4859
4860         * calls.c: Fix comment formatting.
4861         * cfgloopanal.c: Likewise.
4862         * cfgloopmanip.c: Likewise.
4863         * combine.c: Likewise.
4864         * dwarf2out.c: Likewise.
4865         * ggc-common.c: Likewise.
4866         * langhooks.c: Likewise.
4867         * loop-unroll.c: Likewise.
4868         * loop.c: Likewise.
4869         * ra-build.c: Likewise.
4870         * sbitmap.c: Likewise.
4871         * toplev.c: Likewise.
4872
4873 2003-03-07  James E Wilson  <wilson@tuliptree.org>
4874
4875         * config/sh/sh.h (HARD_REGNO_NREGS): Round up the XD register count.
4876
4877 2003-03-07  Geoffrey Keating  <geoffk@apple.com>
4878
4879         * objc/lang-specs.h (objective-c-header): Use .gch not .pch;
4880         support -no-integrated-cpp.
4881
4882         * c-pch.c (get_ident): Use c_language_kind and flag_objc rather
4883         than langhooks.name.
4884
4885 2003-03-07  Michael Matz  <matz@suse.de>
4886
4887         * df.h (enum df_ref_flags.DF_REF_STRIPPED): New.
4888         (DF_FOR_REGALLOC): New.
4889         * df.c (df_ref_record): Set DF_REF_STRIPPED.
4890         (read_modify_subreg_p): Simplify.
4891         (df_def_record_1, df_uses_record): Set DF_REF_MODE_CHANGE more often.
4892         Use DF_FOR_REGALLOC.
4893         * ra.h (struct web): New member subreg_stripped.
4894         (invalid_mode_change_regs): Declare.
4895         * ra.c (invalid_mode_change_regs): New.
4896         (init_ra): Initialize it.
4897         * ra-build.c (init_one_web_common, remember_web_was_spilled): Use it.
4898         Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
4899         (reinit_one_web, parts_to_web_1): Deal with subreg_stripped.
4900         * ra-colorize.c (colorize_one_web): Use invalid_mode_change_regs.
4901         Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
4902
4903 2003-03-07  Richard Earnshaw  <rearnsha@arm.com>
4904
4905         * arm.md (addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, negsf2)
4906         (negdf2, abssi2, abssf2, absdf2, floatsisf2, floatsidf2)
4907         (fix_truncsfsi2, fix_truncdfsi2, truncdfsf2): Moved back into main
4908         machine description file from ...
4909         * cirrus.md: ... here.
4910
4911 2003-03-06  Kazu Hirata  <kazu@cs.umass.edu>
4912
4913         * config/h8300/h8300.md (a peephole2): Don't use
4914         reg_overlap_mentioned_p.
4915
4916 2003-03-06  Geoffrey Keating  <geoffk@apple.com>
4917
4918         * c-pch.c: Include langhooks.h.
4919         (IDENT_LENGTH): New.
4920         (get_ident): New.
4921         (pch_ident): Delete.
4922         (pch_init): Use get_ident, IDENT_LENGTH.
4923         (c_common_valid_pch): Likewise.  Also, use actual language
4924         in warning message.
4925         * Makefile.in (c-pch.o): Add langhooks.h to dependencies.
4926
4927         * objc/config-lang.in (gtfiles): Add objc-act.c.  Remove duplicate
4928         c-parse.in.
4929         * objc/Make-lang.in (objc/objc-act.o): Add dependency on
4930         gt-objc-objc-act.h.
4931         (gt-objc-objc-act.h): New rule.
4932         * objc/lang-specs.h: Support PCH.
4933         * objc/objc-act.c: Include gt-objc-objc-act.h.
4934         (objc_add_static_instance): Move num_static_inst out, mark for PCH.
4935         (build_selector_reference_decl): Move idx out, mark for PCH.
4936         (build_class_reference_decl): Likewise.
4937         (build_objc_string_decl): Move *_idx out, mark for PCH.
4938         (build_tmp_function_decl): Move xxx out, mark for PCH.
4939
4940 2003-03-06  Dale Johannesen  <dalej@apple.com>
4941
4942         * config/rs6000/rs6000.c (rs6000_binds_local_p):  Consider
4943         global functions for inlining on Darwin.
4944
4945 2003-03-06  Vladimir Makarov  <vmakarov@redhat.com>
4946
4947         * haifa-sched.c (schedule_block): Don't call reorder when sorting
4948         is prohibited.
4949
4950 2003-03-06  Neil Booth  <neil@daikokuya.co.uk>
4951
4952         * Makefile.in (c-ppoutput.o): Update.
4953         * c-common.h (init_pp_output): New.
4954         (preprocess_file): Update.
4955         * c-lex.c (init_c_lex): Move mbchar initialization to cpplib.
4956         Register builtins.
4957         * c-opts.c (c_common_init): Call init_pp_output if preprocessing.
4958         Make call to cpp_read_main_file common to whether preprocessing
4959         or not.  Don't register builtins.
4960         * c-ppoutput.c: Include c-pragma.h.
4961         (setup_callbacks): Rename init_pp_output.
4962         (preprocess_file): No longer setup callbacks or call
4963         cpp_read_main_file.
4964         * cpphash.h (_cpp_init_mbchar): New.
4965         * cppinit.c (init_library): Call _cpp_init_mbchar.
4966         * cpplex.c (_cpp_init_mbchar): New.
4967
4968 2003-03-06  Roger Sayle  <roger@eyesopen.com>
4969
4970         * emit-rtl.c (gen_lowpart): When requesting the low-part of a
4971         MEM, try loading the MEM into a register and taking the low-part
4972         of that, to help CSE see the use of the MEM in its true mode.
4973
4974 2003-03-05  Tom Tromey  <tromey@redhat.com>
4975
4976         * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH):
4977         Define.
4978
4979 2003-03-05  Nick Clifton  <nickc@cambridge.redhat.com>
4980
4981         * config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on
4982         operand 2.
4983         ("*ineqbranchsi"): Likewise.
4984
4985 2003-03-05  Andrew Haley  <aph@cambridge.redhat.com>
4986
4987         * config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete
4988         mem_fake_push_rtx.  Instead construct a SEQUENCE to show the
4989         register store followed by a stack increment.
4990
4991 2003-03-05  Chris Moller  <cmoller@redhat.com>
4992
4993         * config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term
4994         to inhibit saving CARRY_REGS.
4995
4996         * config/stormy16/stormy16.c (xs_hi_general_operand):
4997         added predicate to detect and error-out on out-of-range
4998         const_ints for movhi.
4999         * config/stormy16/stormy16.md (movhi): use
5000         xs_hi_general_operand.
5001
5002         * config/stormy16/stormy16.c (xstormy16_expand_prologue):
5003         added a check for local vbl size overflow.
5004         * config/stormy16/stormy16.c (xs_hi_nonmemory_operand):
5005         added predicate to detect and error-out on out-of-range
5006         const_ints for addhi and subhi.
5007         * config/stormy16/stormy16.md (addhi3, addchi4, addchi5,
5008         subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand.
5009
5010         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5011         add a term to accept PRE_MODIFY addresses.
5012         * config/stormy16/stormy16.c (xstormy16_expand_move):
5013         add code to expand PRE_MODIFY addresses to an add followed
5014         by a move.
5015
5016 2003-03-06  Jason Merrill  <jason@redhat.com>
5017
5018         * tree-inline.c (inlinable_function_p): Revert earlier change
5019         pending investigation.
5020
5021 2003-03-06  Kazu Hirata  <kazu@cs.umass.edu>
5022
5023         * config/h8300/h8300.md (a new peephole2): New.
5024
5025 2003-03-06  Jan Hubicka  <jh@suse.cz>
5026
5027         * cgraph.c (cgraph_node): Do not confuse nested functions and methods.
5028
5029 2003-03-06  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5030
5031         * dwarf2out.c (size_of_die): Compute size of external reference to
5032         die correctly.
5033
5034 2003-03-06  Hans-Peter Nilsson  <hp@bitrange.com>
5035
5036         * config/mmix/mmix.md ("*movcc_expanded"): New pattern.
5037         ("movcc", "movcc_uns", "movcc_fp", "movcc_fpeq", "movcc_fun"): New
5038         expanders.
5039
5040 2003-03-05  Roger Sayle  <roger@eyesopen.com>
5041
5042         * expr.h (lang_expand_expr): Delete obsolete prototype.
5043
5044 2003-03-05  Kazu Hirata  <kazu@cs.umass.edu>
5045
5046         * emit-rtl.c (gen_highpart_mode): Fix a comment typo.
5047
5048 2003-03-05  Kazu Hirata  <kazu@cs.umass.edu>
5049
5050         * config/h8300/h8300.md (a peephole2): Generalize to
5051         accept a memory operand.
5052
5053 2003-03-05  Olivier Hainque <hainque@act-europe.fr>
5054
5055         * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '+'.
5056         * config/alpha/alpha.c (print_operand, case '+'): New.
5057         * config/alpha/alpha.md (call_osf_1_noreturn): Document and use.
5058         (call_value_osf_1_noreturn): Likewise.
5059
5060 2003-03-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
5061
5062         * stmt.c (fixup_gotos): Change meaning of DONT_JUMP_IN.
5063         (expand_end_bindings): Likewise.
5064
5065 2003-03-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5066
5067         * pa.md (return_external_pic): Add !TARGET_PA_20 to constraint.
5068         (epilogue): Don't generate return_external_pic when emitting PA 2.0
5069         code.
5070
5071 2003-03-05  Aldy Hernandez  <aldyh@redhat.com>
5072
5073         * doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
5074
5075         * config/rs6000/rs6000.c (rs6000_dwarf_register_span): New.
5076
5077         * hooks.c (hook_rtx_rtx_null): New.
5078
5079         * hooks.h (hook_rtx_rtx_null): Protoize.
5080
5081         * target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro.
5082         (TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN.
5083
5084         * target.h (struct gcc_target): Add dwarf_register_span.
5085
5086         * dwarf2out.c (multiple_reg_loc_descriptor): New.
5087         (one_reg_loc_descriptor): New.
5088         (reg_loc_descriptor): Add support for values that span more than
5089         one register.
5090
5091 2003-03-05  Jan Hubicka  <jh@suse.cz>
5092
5093         * Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h
5094         * alias.c:  Include cgraph.h
5095         (mark_constant_function): Use cgraph_rtl_info.
5096         * calls.c:  Include cgraph.h
5097         (flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const
5098         calls.
5099         (expand_call): Use cgraph_rtl_info to set preferred stack boundary.
5100         * cgraph.c (cgraph_rtl_info): New function.
5101         * cgraph.h (cgraph_rtl_info): Declare
5102         (cgraph_rtl_info): Likewise.
5103         * function.h (struct function): Add recursive_call_emit.
5104         * toplev.c: Include cgraph.h.
5105         (rest_of_compilation): Set preferred_incoming_stack_boundary.
5106
5107 2003-03-05  Kazu Hirata  <kazu@cs.umass.edu>
5108
5109         * config/h8300/h8300.c (output_simode_bld): Clear the
5110         destination first if possible.
5111         * config/h8300/h8300.md (extzv_1_r_h8300hs): Add an
5112         alternative.
5113         (extzv_1_r_inv_h8300hs): Likewise.
5114
5115 2003-03-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5116
5117         * basic-block.h (EDGE_IRREDUCIBLE_LOOP, EDGE_ALL_FLAGS): New.
5118         * cfg.c (dump_edge_info): Add EDGE_IRREDUCIBLE_LOOP flag dump.
5119         * cfgloop.c (flow_loop_free): Made global.
5120         (establish_preds): New static function.
5121         (flow_loop_tree_node_add): Handle subloops of added loop correctly.
5122         (get_loop_exit_edges): New.
5123         (verify_loop_structure): Verify EDGE_IRREDUCIBLE_LOOP flags.
5124         * cfgloop.h (flow_loop_free, get_loop_exit_edges, unloop): Declare.
5125         * cfgloopanal.c (mark_irreducible_loops): Mark edges in irreducible
5126         loops.
5127         * cfgloopmanip.c (loop_delete_branch_edge): Allow to test for
5128         removability of an edge.
5129         (fix_irreducible_loops): New static function.
5130         (find_path, remove_path): Add ability to remove enclosing loops.
5131         (unloop): New.
5132         (copy_bbs, duplicate_loop_to_header_edge): Use EDGE_IRREDUCIBLE_LOOP
5133         flags.
5134         * cfgrtl.c (verify_flow_info): Handle EDGE_IRREDUCIBLE_LOOP flag.
5135         * loop-unroll.c (peel_loops_completely): Do not duplicate loop if
5136         not neccessary.
5137         (decide_peel_completely, peel_loops_completely): Allow complete peeling
5138         of non-duplicable once rolling loops.
5139         * loop-unswitch.c (unswitch_loop): Update EDGE_IRREDUCIBLE_LOOP flags.
5140
5141 2003-03-05  J"orn Rennecke <joern.rennecke@superh.com>
5142
5143         * sh.h (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, the minimum value
5144         for align_jumps is 4.
5145
5146         (SECONDARY_INPUT_RELOAD_CLASS): If reloading a PLUS into FPUL,
5147         use GENERAL_REGS.
5148
5149 2003-03-05  Stephane Carrez  <stcarrez@nerim.fr>
5150
5151         * config/m68hc11/m68hc11.h (PAD_VARARGS_DOWN): Define and return
5152         according to va_arg type.
5153         (EXPAND_BUILTIN_VA_ARG): Remove.
5154         * config/m68hc11/m68hc11.c (m68hc11_va_arg): Remove.
5155         * config/m68hc11/m68hc11-protos.h (m68hc11_va_arg): Remove.
5156
5157 2003-03-05  David Edelsohn  <edelsohn@gnu.org>
5158
5159         * config/rs6000/rs6000.c (rs6000_variable_issue): Remove unnecessary
5160         else clauses.
5161
5162 2003-03-05  Michael Matz  <matz@suse.de>
5163
5164         * i386/i386.c (ix86_save_reg): Also test
5165         current_function_uses_const_pool.
5166
5167 2003-03-05  Michael Matz  <matz@suse.de>
5168
5169         * unwind.h: Add the GPL exception.
5170         * Makefile.in (USER_H): Add unwind.h.
5171
5172 2003-03-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
5173
5174         PR c/9799
5175         * c-typeck.c (push_init_level): Add sanity check.
5176
5177 2003-03-05  Jan Hubicka  <jh@suse.cz>
5178
5179         * toplev.c (rest_of_compilation):  Deffer RTL compilation only when
5180         RTL inlining is done.
5181
5182         * cgraphunit.c (cgraph_mark_local_functions): New local function.
5183         (cgraph_optimize): Mark local functions.
5184         * i386-protos.h (init_cumulative_args): Update prototype.
5185         * i386.c (init_cumulative_args): Use register passing convention for
5186         local functions.
5187
5188         * cgraph.c (cgraph_global_info_ready): New global variable
5189         (cgraph_local_info, cgraph_global_info): New functions.
5190         * cgraph.h (struct cgraph_local_info, cgraph_global_info): New
5191         structures.
5192         (cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
5193         Declare.
5194         * cgraphunit.c (cgraph_finalize_function): Set inline_many.
5195         (cgraph_mark_functions_to_output): Use inline_many.
5196         (cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
5197         (cgraph_expand_functions): Expand inline functions last.
5198         (cgraph_optimize): Do not emit uneeded functions.
5199
5200 2003-03-04  Steve Ellcey  <sje@cup.hp.com>
5201
5202         * expr.c (convert_modes): Check for legal hard register.
5203
5204 2003-03-04  Tom Tromey  <tromey@redhat.com>
5205
5206         * doc/sourcebuild.texi (Front End Directory): Document tags.
5207         * configure: Rebuilt.
5208         * configure.in (target_list): Added tags.
5209         * Makefile.in (TAGS): Depend on lang.clean.  Include subdirectory
5210         TAGS files by reference.
5211         * objc/Make-lang.in (objc.tags): New target.
5212
5213 2003-03-04  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5214
5215         * gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync,
5216         gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter,
5217         gcov_write_string, gcov_read_unsigned, gcov_read_counter,
5218         gcov_read_string, gcov_write_length): Modified to enable reading/
5219         writing of whole .da file just once.
5220         (da_file_open, da_file_close, da_file_eof, da_file_error,
5221         da_file_position, da_file_seek, da_file_write, da_file_read): New
5222         functions.
5223         (actual_da_file, actual_da_file_position, actual_da_file_length,
5224         actual_da_file_buffer, actual_da_file_buffer_size): New static
5225         functions.
5226         * libgcov.c (gcov_exit): Modified to read/write the whole .da file at
5227         just once.
5228
5229
5230 2003-03-04  Andreas Schwab  <schwab@suse.de>
5231
5232         * config/m68k/m68k.c (m68k_output_function_prologue): Fix CFA
5233         offset without frame pointer.
5234
5235 2003-03-04  Steve Ellcey  <sje@cup.hp.com>
5236
5237         * expr.c (expand_expr): Call promote_mode to set unsignedp.
5238
5239 2003-03-04  Daniel Jacobowitz  <drow@mvista.com>
5240
5241         * configure.in: Don't always define TARGET_SYSTEM_ROOT.
5242         * configure: Regenerated.
5243         * gcc.c: Check whether TARGET_SYSTEM_ROOT is defined.
5244
5245 2003-03-04  Andreas Jaeger  <aj@suse.de>
5246
5247         * configure.in: Check for <memcheck.h>.
5248         * configure: Regenerated.
5249
5250         * config.in: Define HAVE_MEMCHECK_H.
5251
5252         * ggc-common.c: Use <memcheck.h> if available instead of
5253         <valgrind.h>.
5254         * ggc-page.c: Likewise.
5255         * cppfiles.c: Likewise.
5256
5257 2003-03-04  Kazu Hirata  <kazu@cs.umass.edu>
5258
5259         * config/h8300/h8300.md (*extzv_8_8): Fix cc and lengths.
5260
5261 2003-03-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
5262
5263         PR c/9262
5264         * c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY.
5265         (c_finish_case): Rechain the next statements to the SWITCH_STMT.
5266
5267 2003-03-04  Jan Hubicka  <jh@suse.cz>
5268
5269         * doc/invoke.texi:  Document that unit-at-a-time is enabled for -O3
5270         * toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time
5271         for -O3.
5272
5273 2003-03-04  Nathanael Nerode  <neroden@gcc.gnu.org>
5274
5275         * configure.in: Delete three unused variables.  Move a variable
5276         definition closer to its use.  Simplify use_collect2 logic.  Start to
5277         organize.  Simplify tests for in-tree gas and ld.
5278         * configure: Regenerate.
5279
5280 2003-03-04  Neil Booth  <neil@daikokuya.co.uk>
5281
5282         * Makefile.in: Update.
5283         * c-common.c (flag_no_line_commands, flag_no_output,
5284         flag_dump_macros, flag_dump_includes): New.
5285         * c-common.h (flag_no_line_commands, flag_no_output,
5286         flag_dump_macros, flag_dump_includes, preprocess_file): New.
5287         (init_c_lex): Update prototype.
5288         * c-lex.c (init_c_lex): Update prototype; move some code to
5289         c_common_init.
5290         * c-opts.c (preprocess_file): Subsume into c_common_init.
5291         (c_common_decode_option): Update flags.
5292         (c_common_init): Move code from preprocess_file and init_c_lex.
5293         (sanitize_cpp_opts): Update.
5294         * c-ppoutput.c: New, cppmain.c almost verbatim.
5295         * cpphash.h (struct printer): Remove.
5296         (struct cpp_reader): Remove print.
5297         * cpplib.h (dump_none, dump_only, dump_names, dump_definitions,
5298         cpp_preprocess_file): Remove.
5299         (struct cpp_options): Remove no_output, no_line_commands, dump_macros
5300         and dump_includes.
5301         * cppmain.c: Remove.
5302         * doc/passes.texi: Update.
5303
5304 2003-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5305
5306         * function.c (STACK_ALIGNMENT_NEEDED): New macro.  Default to 1.
5307         (assign_stack_local_1): Perform overall stack alignment only when
5308         STACK_ALIGNMENT_NEEDED is non-zero.
5309         * doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document.
5310
5311         * pa.c (compute_frame_size): Rename fsize to size.  Account for
5312         alignment to a word boundary before general register save block.  Only
5313         account for double-word alignment before floating point register save
5314         block if one or more are saved.  Don't allocate space for %r3 when
5315         frame pointer is needed.
5316         (hppa_expand_prologue): Include alignment to word boundary in local
5317         frame size.
5318         * pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports.
5319         (STACK_ALIGNMENT_NEEDED): Define.
5320
5321 2003-03-04  Kevin Buettner  <kevinb@redhat.com>
5322
5323         * dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for
5324         global register variables.
5325
5326 2003-03-04  Alexandre Oliva  <aoliva@redhat.com>
5327
5328         * reload.c (reload_adjust_reg_for_mode): New function.
5329         (subst_reloads): Call it.
5330         (operands_match_p): Adjust registers using HARD_REGNO_NREGS.
5331         * reload.h (reload_adjust_reg_for_mode): Declare.
5332         * reload1.c (emit_input_reload_insns, emit_output_reload_insns):
5333         Call it.
5334
5335 2003-03-03  James E Wilson  <wilson@tuliptree.org>
5336
5337         * optabs.c (add_equal_note): Delete SUBREG_REG use.
5338         Fixes PR c/7872.
5339
5340 2003-03-03  Kazu Hirata  <kazu@cs.umass.edu>
5341
5342         * config/h8300/h8300.md (*ixorsi3_ashift_16): New.
5343         (*ixorsi3_lshiftrt_16): New.
5344         (*iorsi3_ashift_16): Remove.
5345
5346 2003-03-03  Kazu Hirata  <kazu@cs.umass.edu>
5347
5348         * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
5349         pattern.
5350
5351 2003-03-03  Geoffrey Keating  <geoffk@apple.com>
5352
5353         * doc/install.texi (Specific): Update entry for powerpc-darwin.
5354
5355 2003-03-03  Richard Henderson  <rth@redhat.com>
5356
5357         * config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0.
5358
5359 2003-03-03  David Edelsohn  <edelsohn@gnu.org>
5360
5361         * config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete.
5362         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete.
5363         (rs6000_variable_issue): Do not return negative value.
5364         (rs6000_issue_rate): Uniformly set issue rate to 1 for first
5365         scheduling pass.
5366
5367 2003-03-03  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5368
5369         * dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and
5370         prune_unused_types calls.
5371
5372 2003-03-03  Jason Merrill  <jason@redhat.com>
5373
5374         * tree-inline.c (find_builtin_longjmp_call): Save and restore
5375         lineno and input_filename.
5376         (find_alloca_call): Likewise.
5377         (inlinable_function_p): Run the langhook earlier.
5378
5379         * calls.c (compute_argument_addresses): Give the new MEMs a
5380         minimum alignment of PARM_BOUNDARY.
5381
5382 2003-03-03  J"orn Rennecke <joern.rennecke@superh.com>
5383
5384         * config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and
5385         subtarget_asm_isa_spec.
5386         (SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define.
5387         (ASM_SPEC): Define as SH_ASM_SPEC.
5388         (SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h.
5389         Use subtarget_asm_relax_spec and subtarget_asm_isa_spec.
5390         * config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC.
5391         (SUBTARGET_ASM_ISA_SPEC): Undef / define.
5392
5393         * sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
5394         and align_jumps if not set.
5395         Force align_jumps to be at least 2.
5396         When relaxing, force align_functions to be at least the maximum of
5397         align_loops, align_jumps and 4.
5398         * sh.c (find_barrier, barrier_align): Honour align_jumps_log.
5399         (sh_loop_align): Honour align_loops_log.
5400
5401         * sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
5402         to check for indirect_jump_scratch.
5403         (indirect_jump_scratch): Add second set.
5404         * sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
5405         when looking for indirect_jump_scratch.
5406         Extract scratch register taking new structure of indirect_jump_scratch
5407         into account.
5408         (gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.
5409
5410 2003-03-03  Jan Hubicka  <jh@suse.cz>
5411
5412         * calls.c (rtx_for_function_call): Take the address as an argument
5413         (expand_call): Do not modify the expression.
5414
5415         * toplev.c (rest_of_compilation):  Avoid cfg_cleanup calls when not
5416         optimizing.
5417
5418 2003-03-03  Kazu Hirata  <kazu@cs.umass.edu>
5419
5420         * config/h8300/h8300.md (*ixorsi3_zext_hi): Restrict to
5421         TARGET_H8300H and TARGET_H8300S.
5422
5423 2003-03-03  Kazu Hirata  <kazu@cs.umass.edu>
5424
5425         * config/h8300/h8300.md (a peephole2): New.
5426
5427 2003-03-03  Kazu Hirata  <kazu@cs.umass.edu>
5428
5429         * config/h8300/h8300.md (*extzv_8_8): Use shorter code when
5430         operands[0] and operands[1] are different.
5431
5432 2003-03-03  Kazu Hirata  <kazu@cs.umass.edu>
5433
5434         * reload1.c (reload_cse_move2add): Remove variable success.
5435
5436 2003-03-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5437
5438         * ggc-common.c (ggc_rlimit_bound): Cast RLIM_INFINITY to avoid
5439         warnings.
5440
5441 2003-03-02  Richard Henderson  <rth@redhat.com>
5442
5443         * configure.in (HAVE_AS_LTOFFX_LDXMOV_RELOCS): New ia64 test.
5444         * config.in, configure: Rebuild.
5445         * config/ia64/ia64.c (ia64_ld_address_bypass_p): Accept lo_sum.
5446         * config/ia64/ia64.md (load_symptr): Use high/lo_sum for the
5447         paired ldtoffx and ldxmov annotations.
5448         (load_symptr_internal1): Remove.
5449         (load_symptr_high, load_symptr_low): New.
5450
5451 2003-03-02  Neil Booth  <neil@daikokuya.co.uk>
5452
5453         * c-incpath.c (add_path): Fix sysp assignment.
5454
5455 2003-03-02  Kurt Garloff  <garloff@suse.de>
5456
5457         * params.def: Introduce parameter max-inline-insns-rtl for
5458         a separate limit for the RTL inliner.
5459         * params.h: Likewise.
5460         * integrate.c (function_cannot_inline_p): Use it.
5461         * toplev.c (decode_f_option): Set multiple parameters
5462         controlling inlining with -finline-limit.
5463         * params.def: Fix orthographic and typographic errors.
5464         * doc/invoke.texi: Document parameters controlling inlining
5465         and the way -finline-limit sets multiple of them.
5466
5467         * tree.h (struct tree_decl): Introduce inlined_function_flag,
5468         recording whether the function became eligible for inlining
5469         by a compiler flag rather than the declaration.
5470         Provide DID_INLINE_FUNC macro to access it.
5471         * c-decl.c (grokdeclarator): Set DID_INLINE_FUNC.
5472         * cp/decl.c (grokfndecl): Likewise.
5473         * toplev.c (rest_of_compilation): Likewise.
5474         * cp/optimize (maybe_clone_body): Copy DID_INLINE_FUNC.
5475         * print-tree.c (print_node): Report it.
5476         * params.def: Introduce new max-inline-insns-auto limit.
5477         * params.h: Likewise.
5478         * tree-inline.c (inlinable_function_p): Apply it to functions
5479         with DID_INLINE_FUNC set.
5480         * toplev.c (decode_f_option): Initialize it from -finline-limit
5481         value.
5482         * doc/invoke.texi: Document new parameter.
5483
5484 2003-03-02  Geoffrey Keating  <geoffk@apple.com>
5485
5486         * fix-header.c (read_scan_file): Don't reference simplify_path.
5487
5488 2003-03-02  Stephane Carrez  <stcarrez@nerim.fr>
5489
5490         * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't enable
5491         min/max instructions by default as may result in reload errors.
5492
5493 2003-03-02  Stephane Carrez  <stcarrez@nerim.fr>
5494
5495         * config/m68hc11/m68hc11.md ("mulqi3"): Allow address register to
5496         avoid reload problems; define split for it.
5497
5498 2003-03-02  Stephane Carrez  <stcarrez@nerim.fr>
5499
5500         * config/m68hc11/m68hc11.c (m68hc11_shift_operator): New function.
5501         * config/m68hc11/m68hc11-protos.h (m68hc11_shift_operator): Declare.
5502         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register.
5503         * config/m68hc11/m68hc11.md ("rotrhi3", "rotlhi3"): New patterns for
5504         rotatert and rotate.
5505         ("rotrhi3_const", "rotlhi3_const"): Rename of old 'rotrhi3' insns.
5506         ("*rotrhi3", "*rotlhi3"): New insn pattern for non-const rotatert.
5507         ("*rotrhi3_addr"): New split for shift insns on address register.
5508         ("*lshrhi3", "*ashrhi3", "*ashlhi3_2"): Use new split.
5509         * config/m68hc11/larith.asm (___rotlhi3): New asm function.
5510         (___rotrhi3): Likewise.
5511         * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build them.
5512
5513 2003-03-02  Neil Booth  <neil@daikokuya.co.uk>
5514
5515         * toplev.c (aux_base_name): Moved from toplev.h.
5516         (filename): Constify.
5517         (lang_dependent_init): Don't duplicate name.
5518         (process_options): Set aux_base_name here, not...
5519         (do_compile): ...here.  Change protoype.
5520         (toplev_main): Move some code from do_compile.
5521         * toplev.h: Remove aux_base_name.
5522
5523 2003-03-02  Kazu Hirata  <kazu@cs.umass.edu>
5524
5525         * config/h8300/h8300-protos.h: Add a prototype for
5526         iorxor_operator.
5527         * config/h8300/h8300.c (print_operand): Handle 'c'.
5528         (iorxor_operator): New.
5529         * config/h8300/h8300.h (PREDICATE_CODES): Add iorxor_operator.
5530         * config/h8300/h8300.md (*iorhi3_zext): Remove.
5531         (*iorsi3_zexthi): Likewise.
5532         (*iorsi3_zextsi): Likewise.
5533         (*xorhi3_zextqi): Likewise.
5534         (*xorsi3_zexthi): Likewise.
5535         (*xorsi3_zextsi): Likewise.
5536         (*ixorhi3_zext): New.
5537         (*ixorsi3_zext_qi): Likewise.
5538         (*ixorsi3_zext_hi): Likewise.
5539
5540 2003-03-02  Neil Booth  <neil@daikokuya.co.uk>
5541
5542         * c-incpath.c (remove_component_p, simplify_path): Move back to
5543         cppfiles.c.
5544         (remove_duplicates): Use cpp_simplify_path.
5545         * c-incpath.h (simplify_path): Remove.
5546         * c-lex.c: Don't include c-incpath.h.
5547         (init_c_lex): Remove simplify_path.
5548         * cppfiles.c (remove_component_p, cpp_simplify_path): Restore.
5549         (find_or_create_entry, validate_pch): Revert.
5550
5551 2003-03-02  Ashif Harji  <asharji@uwaterloo.ca>
5552
5553         * gcc.c (default_compilers): Add -no-integrated-cpp flag to invoke
5554           an external cpp during compilation.
5555         (option_map): Likewise.
5556         * objc/lang-specs.h (default_compilers): Similarly.
5557         * doc/invoke.texi: Document -no-integrated-cpp flag.
5558
5559 2003-03-02  Kazu Hirata  <kazu@cs.umass.edu>
5560
5561         * config/h8300/h8300.md (zero_extendqisi2): Change to an
5562         expander.
5563         (*zero_extendqisi2_h8300): New.
5564         (*zero_extendqisi2_h8300hs): New.
5565         (two splitters): New.
5566
5567 2003-03-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5568
5569         * fp-bit.h (float_to_usi): Fix condition wrapping prototype.
5570
5571 2003-03-01  Kazu Hirata  <kazu@cs.umass.edu>
5572
5573         * config/h8300/h8300.md (a peephole2): Remove dead code.
5574
5575 2003-03-01  Roger Sayle  <roger@eyesopen.com>
5576
5577         PR c++/9367
5578         * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro.
5579         (BT_FN_INT_CONST_STRING_VALIST_ARG,
5580         BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
5581         BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
5582         BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
5583         BT_FN_INT_STRING_CONST_STRING_VAR,
5584         BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
5585         BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types.
5586         * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2,
5587         ATTR_NONNULL_3): Also include the nothrow attribute.
5588         (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf,
5589         vsnprintf, vscanf, vsscanf): Don't define attributes here.
5590         * builtins.def (putchar, puts): Make full C89 built-ins.
5591         (snprintf, sprintf, scanf, sscanf, vprintf, vscanf,
5592         vsscanf, vsnprintf, vsprintf): New built-ins.
5593         * c-common.c (c_common_nodes_and_builtins): Handle new macro
5594         DEF_FUNCTION_TYPE_VAR_3.
5595
5596         * doc/extend.texi: Document these new built-in functions.
5597
5598 2003-03-01  Kazu Hirata  <kazu@cs.umass.edu>
5599
5600         * config/h8300/h8300.md (a peephole2): New.
5601
5602 2003-03-01  Richard Earnshaw  <rearnsha@arm.com>
5603
5604         * predict.c (estimate_bb_frequencies): Correctly set
5605         real_values_initialized after initialization.
5606
5607 2003-03-01  Neil Booth  <neil@daikokuya.co.uk>
5608
5609         * Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS,
5610         cppinit.o, cppdefault.o, fix-header): Update.
5611         * c-incpath.c: New file.
5612         * c-incpath.h: New file.
5613         * c-lex.c: Include c-incpath.h.
5614         (init_c_lex): Register path simplifier.
5615         * c-opts.c: Include cppdefault.h and c-incpath.h.
5616         (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc,
5617         std_cxx_inc, quote_chain_split, add_prefixed_path): New.
5618         (COMMAND_LINE_OPTIONS): Add more options from cpplib.
5619         (missing_arg, c_common_decode_option): Handle them.
5620         (c_common_post_options): Register include chains.
5621         (print_help): Update.
5622         * cppdefault.h (struct default include): Update.
5623         Move some macros to ...
5624         * cppdefault.c: ... here.
5625         (cpp_include_defaults): Add extra field add_sysroot.
5626         * cppfiles.c (include_file, search_from, find_or_create_entry,
5627         cpp_included, find_include_file, remap_filename): Update for
5628         renaming of search_path to cpp_path, and of the chain headers.
5629         (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c.
5630         * cpphash.h (struct search_path): Move to cpplib.h.
5631         (struct cpp_buffer, struct cpp_reader): Update.
5632         (_cpp_simplify_pathname): Remove.
5633         * cppinit.c: Don't include prefix.h and cppdefault.h.
5634         (INO_T_EQ, INO_T_COPY, path_include, append_include_chain,
5635         remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs,
5636         init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir,
5637         no_pth, cpp_handle_options): Remove.
5638         (struct pending_option): Remove chain members.
5639         (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS,
5640         cpp_handle_option): Update.
5641         * cpplib.h (struct cpp_path, cpp_set_include_chains): New.
5642         (struct cpp_options): Remove quote_include, bracket_include,
5643         include_prefix, include_prefix_len, verbose, ignore_srcdir,
5644         no_standard_includes, no_standard_cplusplus_includes.
5645         (struct cpp_callbacks): Add simplify_path.
5646         (cpp_handle_options): Remove.
5647         * fix-header.c: Include c-incpath.h.
5648         (read_scan_file): Update to use c-incpath functionality.
5649         * doc/passes.texi: Update.
5650
5651 2003-03-01  Kazu Hirata  <kazu@cs.umass.edu>
5652
5653         * config/h8300/h8300.c (bit_operand): Accept MEM only if it
5654         satisfies EXTRA_CONSTRAINT 'U'.
5655
5656 2003-03-01  Kazu Hirata  <kazu@cs.umass.edu>
5657
5658         * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Take a scratch
5659         register.
5660         (*tst_extzv_memqi_1_n): Change to a splitter.
5661         (a peephole2): Update.
5662
5663 2003-03-01  Richard Earnshaw  <rearnsha@arm.com>
5664
5665         * predict.c (estimate_bb_frequencies): Initialize the sreal
5666         constants once per compilation.
5667
5668 2003-02-28  Richard Henderson  <rth@redhat.com>
5669
5670         * toplev.c (flag_eliminate_unused_debug_types): Enable by default.
5671
5672 2003-02-28  scott snyder  <snyder@fnal.gov>
5673
5674         * flags.h: Add flag_eliminate_unused_debug_types.
5675         * toplev.c: Add flag_eliminate_unused_debug_types.
5676         (f_options): Add -feliminate-unused-debug-types.
5677         * dwarf2out.c (struct file_table): Add emitted member.
5678         (splice_child_die): Fix the parent pointer for the child being
5679         spliced.
5680         (lookup_filename): Maintain file_table.emitted array.  Don't
5681         output .file directive here.
5682         (maybe_emit_file): (new)
5683         (init_file_table): Set up file_table.emitted.
5684         (dwarf2out_source_line): Use maybe_emit_file.
5685         (dwarf2out_start_source_file): Use maybe_emit_file.
5686         (dwarf2out_init): Use maybe_emit_file.
5687         (prune_unused_types_walk_attribs): (new)
5688         (prune_unused_types_mark): (new)
5689         (prune_unused_types_walk): (new)
5690         (prune_unused_types_prune): (new)
5691         (prune_unused_types): (new)
5692         (dwarf2out_finish): Call prune_unused_types if
5693         flag_eliminate_unused_debug_types is set.
5694         * doc/invoke.texi (Option Summary): Add
5695         -feliminate-unused-debug-types.
5696         (Debugging Options): Likewise.
5697
5698 2003-02-28  Geoffrey Keating  <geoffk@apple.com>
5699
5700         * doc/invoke.texi: Change .pch to .gch.
5701         * cppfiles.c (open_file_pch): Likewise.
5702         * gcc.c (default_compilers): Likewise.
5703
5704 2003-02-28  Aldy Hernandez  <aldyh@redhat.com>
5705
5706         * floatlib.c: Remove.
5707
5708 2003-02-28  Jason Merrill  <jason@redhat.com>
5709
5710         * stor-layout.c (variable_size): Leave a "minus 1" outside the
5711         SAVE_EXPR.
5712
5713 2003-02-28  David Edelsohn  <edelsohn@gnu.org>
5714
5715         * config/rs6000/power4.md: Add compare bypass.
5716
5717 2003-02-28  Jason Thorpe  <thorpej@wasabisystems.com>
5718
5719         * config/netbsd.h: Update copyright years.
5720         (NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if
5721         -pthread is specified on the command line.
5722
5723 2003-02-28  Dale Johannesen <dalej@apple.com>
5724
5725         * loop.c (struct movable): Add insert_temp, shrink savemode.
5726         (scan_loop): Accept invariants that require copying; mark as
5727         insert_temp.
5728         (combine_movables): Don't combine insert_temp movables.
5729         (move_movables): Insert copies for insert_temp movables.
5730         Don't record the info based on regno for insert_temp's.
5731
5732 2003-02-28  Joel Sherrill <joel@OARcorp.com>
5733
5734         PR 9638/other
5735         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the
5736         this constant defaults to 1.
5737
5738 2003-02-28  Bob Wilson  <bob.wilson@acm.org>
5739
5740         * config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file.
5741
5742 2003-02-28  Richard Earnshaw  <rearnsha@arm.com>
5743
5744         * arm.md (mulhisi3, mulhisi3addsi, mulhidi3adddi): Enable for any
5745         ARMv5e processor, not just for XScale.  Instructions are predicable.
5746         (mulhisi3tb, mulhisi3bt, mulhisi3tt): New patterns for ARMv5e.
5747
5748 2003-02-28  Nick Clifton  <nickc@redhat.com>
5749
5750         * config/arm/arm.c (note_invalid_constants): Change parameter type
5751         from bool to int.
5752
5753 2003-02-28  Kazu Hirata  <kazu@cs.umass.edu>
5754
5755         * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Accept the
5756         test of bit 7.
5757         (*tst_extzv_memqi_1_n): Likewise.
5758         (a peephole2): New.
5759
5760 2003-02-28  Richard Sandiford  <rsandifo@redhat.com>
5761
5762         * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Wrap in
5763         #ifndef __mips16.
5764
5765 2003-02-28  Jan Hubicka  <jh@suse.cz>
5766
5767         * combine.c (gen_lowpart_for_combine): Update handling of
5768         subregs_of_mode
5769         * flow.c (life_analysis, mark_used_regs): Likewise.
5770         * regclass.c (subregs_of_mode): Turn into single bitmap.
5771         (cannot_change-mode_set_regs, invalid_mode_change_p): Update
5772         dealing with subregs_of_mode
5773         * regs.h (subregs_of_mode): Update prototype.
5774
5775 2003-02-28  Josef Zlomek  <zlomekj@suse.cz>
5776
5777         * emit-rtl.c (set_reg_attrs_for_parm): New function.
5778         * rtl.h (set_reg_attrs_for_parm): New exported function.
5779         * function.c (assign_parms): Use set_reg_attrs_for_parm instead of
5780         set_reg_attrs_from_mem.
5781
5782 2003-02-27  Roger Sayle  <roger@eyesopen.com>
5783             Zack Weinberg <zack@codesourcery.com>
5784
5785         * gcc.c (do_spec_1):  Treat %U like %u for unique associations.
5786
5787 2003-02-27  Kazu Hirata  <kazu@cs.umass.edu>
5788
5789         * reload1.c (sext_for_mode): Remove.
5790         (reload_cse_move2add): Use trunc_int_for_mode instead of
5791         sext_for_mode.
5792         (move2add_note_store): Likewise.
5793         Reset register information if we see a set in non-integer
5794         mode.
5795
5796 2003-02-27  David Edelsohn  <edelsohn@gnu.org>
5797
5798         * config/rs6000/aix43.h (ASM_SPEC): Only emit -mppc64 if no -mcpu
5799         option.
5800         (ASM_CPU_SPEC): Use -m620 for Power3, Power4, 620, 630.
5801         * config/rs6000/aix51.h: Same.
5802         * config/rs6000/aix52.h: Same.
5803         * config/rs6000/power4.md: Additional VMX bypasses.
5804
5805 2003-02-27   Geert Bosch <bosch@gnat.com>
5806
5807         * toplev.c (print_version): Add indentation for GGC heuristics and
5808         output after printing version information.
5809
5810 2003-02-27  James E Wilson  <wilson@tuliptree.org>
5811
5812         * combine.c (simplify_comparison): Require integral mode when
5813         permuting SUBREG with AND.
5814
5815 2003-02-27  Steve Ellcey  <sje@cup.hp.com>
5816
5817         * config/ia64/hpux.h (STARTFILE_PREFIX_SPEC): Remove.
5818
5819 2003-02-27  Nick Clifton  <nickc@redhat.com>
5820
5821         * config/arm/arm.md (extendsfdf2): Add pattern accidentally
5822         deleted when cirrus instructions were added.
5823
5824 2003-02-27  Jason Thorpe  <thorpej@wasabisystems.com>
5825
5826         * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Enable
5827         POSIX thread support by default.
5828
5829 2003-02-27  Roger Sayle  <roger@eyesopen.com>
5830
5831         * config/i386/cygwin.h: Don't include any other files directly.
5832         * config/i386/mingw32.h: Don't include cygwin.h directly.
5833         * config.gcc (cygwin, mingw32, uwin): Instead make these files
5834         explicit in the tm_files variable.
5835
5836 2003-02-27  Alan Modra  <amodra@bigpond.net.au>
5837
5838         * config/rs6000/rs6000.md: Add TI constant splitter.
5839
5840 2003-02-26  Alexandre Oliva  <aoliva@redhat.com>
5841
5842         * builtins.c (purge_builtin_constant_p): Handle subreg of
5843         constant_p_rtx too.
5844
5845         * function.c (assign_stack_local_1): Truncate constant added to
5846         frame_pointer_rtx or virtual_stack_vars_rtx for Pmode.
5847
5848 2003-02-26  David Edelsohn  <edelsohn@gnu.org>
5849
5850         * config.gcc: Add power4 to PowerPC with_cpu list.
5851
5852 2003-02-26  Jan Hubicka  <jh@suse.cz>
5853
5854         * objc-act.c: (mark_referenced_methods): Fix compilation problem.
5855
5856 2003-02-26  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5857
5858         * gcov-dump.c (print_prefix): Fix signedness warning.
5859         * gcov-io.h (struct counter_section, struct counter_section_data): New.
5860         (struct function_info): n_arc_counts field removed, n_counter_sections,
5861         counter_sections fields added.
5862         (struct gcov_info): arc_counts, n_arc_counts fields removed,
5863         n_counter_sections, counter_sections fields added.
5864         * libgcov.c (gcov_exit, __gcov_flush): Add support for multiple
5865         profile sections.
5866         * profile.h (MAX_COUNTER_SECTIONS): New.
5867         (struct section_info): New.
5868         (struct profile_info): count_instrumented_edges,
5869         count_edges_instrumented_now fields removed, n_sections, section_info
5870         fields added.
5871         (find_counters_section): Declare.
5872         * profile.c (struct function_list): count_edges field removed,
5873         n_counter_sections, counter_sections fields added.
5874         (set_purpose, label_for_tag, build_counter_section_fields,
5875         build_counter_section_value, build_counter_section_data_fields,
5876         build_counter_section_data_value, build_function_info_fields,
5877         build_function_info_value, build_gcov_info_fields,
5878         build_gcov_info_value): New static functions.
5879         (find_counters_section): New function.
5880         (instrument_edges, get_exec_counts, compute_branch_probabilities,
5881         branch_prob, create_profiler): Modified to support multiple profile
5882         sections.
5883
5884 2003-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5885
5886         * pa.c (compute_frame_size): Don't assume PREFERRED_STACK_BOUNDARY
5887         is 8 * STACK_BOUNDARY.
5888         * pa.h (PREFERRED_STACK_BOUNDARY): Change to 128 on 64-bit port.
5889
5890 2003-02-26  Michael Matz  <matz@suse.de>
5891
5892         * ra-colorize.c (merge_moves): Fix list handling.
5893
5894 2003-02-26  Nick Clifton  <nickc@redhat.com>
5895
5896         * config/arm/arm.c (is_load_address): Rename to...
5897         (arm_memory_load_p) ... this and make it check for SUBREGs and
5898         constant loads that will be converted into loads from the
5899         minipool.
5900         (is_cirrus_insn): Rename to ...
5901         (arm_cirrus_insn_p): ... this, for consistency.  Replace test
5902         of CIRRUS_NO with CIRRUS_NOT.
5903         (cirrus_reorg): Use renamed functions.
5904         (note_invalid_constants): Change from a void function to bool.
5905         Add an extra parameter, saying whether the fixups should be
5906         pushed.  Return true if fixups are needed.
5907         (arm_reorg): Use renamed functions.  Use INSN_P.  Replace test
5908         of CIRRUS_NO with CIRRUS_NOT.
5909         * config/arm/arm.h (FLOAT_WORDS_BIG_ENDIAN): Mention that
5910         other floating point co-processors can also affect this.
5911         * config/arm/arm.md ("type" attribute): Add mav_farith and
5912         mav_dmult.  Replace references to "cirrus_type" attribute with
5913         "type".
5914         * config/arm/cirrus.md ("cirrus_fpu" attribute): Delete.
5915         ("cirrus_type" attribute): Delete - use "type" instead.
5916         ("cirrus" attribute): Replace 'no' with 'not' and 'yes' with
5917         'normal'.
5918
5919 2003-02-25  Jan Hubicka  <jh@suse.cz>
5920
5921         * objc-act.c: Include cgraph.h
5922         (mark_referenced_methods): New function.
5923         (objc_init): Call it.
5924         * objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set.
5925
5926         * c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time
5927         mode.
5928
5929         * optabs.c (expand_fix): Do not widen the input operand.
5930
5931         * expr.c (emit_group_store):  Fix crash when converting single
5932         register into complex register.
5933
5934         * Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h
5935         * alias.c: Include timevar.h
5936         (init_alias_analysis):  Set timevar
5937         * jump.c: Include timevar.h
5938         (rebuild_jump_labels):  Set timevar
5939         * regcalss.c: Include timevar.h
5940         (reg_scan):  Set timevar
5941         * timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New
5942
5943 2003-02-26  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5944
5945         * cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.
5946
5947         * Makefile.in (loop-unroll.o): New.
5948         * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New.
5949         (unroll_and_peel_loops): Declare.
5950         * alias.c (init_alias_analysis): Flag_unroll_loops renamed to
5951         flag_old_unroll_loops.
5952         * loop.c (loop_invariant_p): Ditto.
5953         * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to
5954         flag_old_unroll_all_loops.
5955         * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops.
5956         (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops.
5957         * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed.
5958         (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES,
5959         PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES,
5960         PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES,
5961         PARAM_MAX_ONCE_PEELED_INSNS): New.
5962         * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New.
5963         (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller
5964         instead of old one.
5965         (flag_peel_loops): New.
5966         (lang_independent_options): The new flags added.
5967         (rest_of_compilation): Call new unroller.
5968         (process_options): Setup flags for coexistence of old and new unroller.
5969         * doc/invoke.texi: Document new options.
5970         * doc/passes.texi: Document new unroller pass.
5971
5972 2003-02-26  David Billinghurst <David.Billinghurst@riotinto.com>
5973
5974         * fixinc/fixincl.x: Regenerate
5975
5976 2003-02-26  Josef Zlomek  <zlomekj@suse.cz>
5977
5978         * function.c (assign_parms): Set reg_attrs for parameters passed in
5979         registers.
5980
5981 2003-02-26  Alan Modra  <amodra@bigpond.net.au>
5982
5983         PR target/9681
5984         * tlink.c (scan_linker_output): Drop leading '.' from symbol names.
5985
5986 2003-02-25  David Edelsohn  <edelsohn@gnu.org>
5987
5988         * config/rs6000/xcoff.h (ASM_FILE_START): Do not emit machine
5989         pseudo-op.
5990
5991 2003-02-25  Roger Sayle  <roger@eyesopen.com>
5992
5993         * combine.c (combine_simplify_rtx, simplfy_comparison):  Use CC0_P.
5994         * cse.c (invalidate_skipped_set):  Likewise.
5995         * integrate.c (subst_constants):  Likewise.
5996         * jump.c (reversed_comparison_code_parts):  Likewise.
5997         * loop.c (canonicalize_condition):  Likewise.
5998         * simplify-rtx.c (simplify_relational_operation):  Likewise.
5999
6000 2003-02-25  Roger Sayle  <roger@eyesopen.com>
6001
6002         * builtins.def (DEF_LIB_ALWAYS_BUILTIN, DEF_UNUSED_BUILTIN): Delete.
6003         (abs, labs, fabs, fabsf, fabsl, abort, exit, _exit, _Exit):  Use
6004         the appropriate macro to define built-in function.
6005         (fmod,fmodf,fmodl): New built-in functions.
6006
6007         * doc/extend.texi (fmod,fmodf,fmodl): Document new built-ins.
6008
6009 2003-02-25  Richard Henderson  <rth@redhat.com>
6010
6011         * config/i386/i386.c (function_arg): Pass variable sized
6012         structures correctly on the stack.
6013
6014 2003-02-25  Kazu Hirata  <kazu@cs.umass.edu>
6015
6016         * reload1.c (reload_cse_move2add): Use STRICT_LOW_PART if PLUS
6017         does not reduce the cost of SET.
6018
6019 2003-02-25  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
6020
6021         PR target/9732
6022         * config/rs6000/rs6000.c (first_reg_to_save): Handle
6023         PIC_OFFSET_TABLE_REGNUM for -fPIC too.
6024         (rs6000_emit_prologue): Likewise.
6025         (rs6000_emit_epilogue): Likewise.
6026         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make
6027         PIC_OFFSET_TABLE_REGNUM a fixed register for -fPIC.
6028
6029 2003-02-25  Richard Henderson  <rth@redhat.com>
6030
6031         * real.c (real_to_integer2): Force overflow result only for
6032         unsigned overflow.
6033
6034 2003-02-25  Kazu Hirata  <kazu@cs.umass.edu>
6035
6036         * gcse.c (cprop_jump): Revert the 2003-02-23 change.
6037
6038 2003-02-25  Vladimir Makarov  <vmakarov@toke.toronto.redhat.com>
6039             Richard Henderson  <rth@redhat.com>
6040
6041         * sched-ebb.c (add_deps_for_risky_insns): Add the dependence when
6042         there is no similar load.
6043
6044 2003-02-25  Vladimir Makarov  <vmakarov@redhat.com>
6045             Richard Henderson  <rth@redhat.com>
6046
6047         * sched-int.h (INSN_TRAP_CLASS, WORST_CLASS): Move them from
6048         sched-rgn.c.
6049         (add_forward_dependence): New function prototype.
6050
6051         * sched-rgn.c (INSN_TRAP_CLASS, WORST_CLASS): Move them to
6052         sched-init.h.
6053         (CONST_BASED_ADDRESS_P, may_trap_exp, haifa_classify_insn): Move
6054         them to haifa-sched.c.
6055
6056         * haifa-sched.c (CONST_BASED_ADDRESS_P, may_trap_exp,
6057         haifa_classify_insn): Move them from sched-rgn.c.
6058
6059         * sched-deps.c (add_dependence): Return flag of creating a new
6060         entry.
6061         (add_forward_dependence): New function.
6062         (compute_forward_dependences): Use the function.
6063
6064         * sched-ebb.c (earliest_block_with_similiar_load): New function.
6065         (add_deps_for_risky_insns): New function.
6066         (schedule_ebb): Call the function.
6067
6068 2003-02-20  Aldy Hernandez  <aldyh@redhat.com>
6069
6070         * doc/tm.texi: Document Rename TARGET_VECTOR_TYPES_COMPATIBLE to
6071         TARGET_VECTOR_OPAQUE_P.  Document accordingly.
6072
6073         * testsuite/gcc.dg/20030218-1.c: Check that initialization of
6074         opaque types fail.
6075
6076         * c-typeck.c (comptypes): Change call to vector_types_compatible
6077         to vector_opaque_p.
6078         (convert_for_assignment): Call vector_opaque_p instead of
6079         vector_types_compatible.
6080         (really_start_incremental_init): Disallow initialization of opaque
6081         types.
6082
6083         * target-def.h: Remove TARGET_VECTOR_TYPES_COMPATIBLE.
6084         Define TARGET_VECTOR_OPAQUE_P.
6085         (TARGET_INITIALIZER): Same.
6086
6087         * target.h (struct gcc_target): Remove vector_types_compatible.
6088         Add vector_opaque_p.
6089
6090         * config/rs6000/rs6000.c (rs6000_spe_vector_types_compatible):
6091         Remove.
6092         (is_ev64_opaque_type): Check for TARGET_SPE and make sure type is
6093         a vector type.  Change return type to bool.
6094         (TARGET_VECTOR_TYPES_COMPATIBLE): Remove.
6095         (TARGET_VECTOR_OPAQUE_P): Define.
6096
6097         * cp/parser.c (cp_parser_init_declarator): Call vector_opaque_p
6098         target hook.
6099         Include target.h.
6100         (cp_parser_init_declarator): Fix typo in function comments.
6101
6102 2003-02-25  Jan Hubicka  <jh@suse.cz>
6103
6104         * Makefile.in (lcm.o):  Add dependency on function.h
6105         * lcm.c (function.h): Include.
6106         * i386.c (machine_function, ix86_stack_locals,
6107         * ix86_save_varrargs_registers) : Move to
6108         ...
6109         * i386.h (machine_function, ix86_stack_locals,
6110         ix86_save_varrargs_registers): ... here; add optimize_mode_switching
6111         (ix86_optimize_mode_switching): New.
6112         * i386.md (fix patterns): Set ix86_optimize_mode_switching
6113
6114 2003-02-25  Nick Clifton  <nickc@redhat.com>
6115
6116         * config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo.  Name
6117         of fourth arg is 'fndecl' not 'indirect'.  Update comment
6118         describing the function's parameters.
6119
6120 2003-02-24  Jan Hubicka  <jh@suse.cz>
6121
6122         * combine.c (simplify_shift_const):  Fix previous patch.
6123
6124 2003-02-24  Jeff Law  <law@redhat.com>
6125
6126         * i386.md (testdi_1_rex64): Discourage reload from using the %eax
6127         alternative.
6128         (testsi_1, testhi_1, testqi_1): Likewise.
6129
6130 2003-02-24  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
6131
6132         * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Rename
6133         __EXTERN_PREFIX to __PRAGMA_EXTERN_PREFIX.
6134         * doc/extend.texi (Tru64 Pragmas): Reflect this.
6135
6136         * fixinc/inclhack.def (alpha___extern_prefix): Indicate #pragma
6137         extern_prefix support for Tru64 UNIX V5 <sys/stat.h>.
6138         * fixinc/fixincl.x: Regenerate.
6139         * fixinc/tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_CHECK]: New
6140         testcase.
6141         Fixes PR c/5059, c/6126, other/9671.
6142
6143 2003-02-24  Roger Sayle  <roger@eyesopen.com>
6144
6145         * gcc.c (do_spec_1) ['{']:  Handle pending argument upon return
6146         from handle_braces in "%{...}".
6147
6148 2003-02-24  Kaz Kojima  <kkojima@gcc.gnu.org>
6149
6150         * config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define.
6151         (prepare_move_operands): Handle TLS operands.
6152         (tls_symbolic_operand): New.
6153         (nonpic_symbol_mentioned_p): Handle TLS UNSPECs.
6154         (legitimize_pic_address): Do nothing for the TLS symbol.
6155         (sh_encode_section_info): Handle TLS case.
6156         (sh_strip_name_encoding): Drop TLS encoding.
6157         * config/sh/sh-protos.h (tls_symbolic_operand): Add prototype.
6158         * config/sh/sh.h (SH_TLS_ENCODING): Define.
6159         (TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise.
6160         (ASM_OUTPUT_LABELREF): Drop TLS encoding.
6161         (OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs.
6162         * config/sh/sh.md: Define TLS UNSPEC constants.
6163         (type): Add tls_load.
6164         ("tls_global_dynamic", "tls_local_dynamic"): New insns.
6165         ("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders.
6166         ("tls_initial_exec"): New insn.
6167         ("sym2TPOFF", "symTPOFF2reg"): New expanders.
6168         ("load_gbr"): New insn.
6169
6170         * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
6171         * configure: Regenerate.
6172
6173 2003-02-24  Alan Modra  <amodra@bigpond.net.au>
6174
6175         PR 9297, PR 9722
6176         * calls.c (store_one_arg): Revert 1999-02-16 change.  Revert
6177         2000-12-17 change.  Pass EXPAND_STACK_PARM to expand_expr.
6178         * expr.h (enum expand_modifier): Define EXPAND_STACK_PARM.
6179         (enum block_op_methods): Reorder for better store_expr optimization.
6180         * expr.c (store_expr): Test bit 1 of "want_value" for call param
6181         stores, test bit 0 for original want_value meaning.  Pass
6182         BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set.  Adjust
6183         recursive calls, and calls to expand_param.
6184         (expand_expr): Handle EXPAND_STACK_PARM modifier.  When cse
6185         expected, set target to 0 rather than to subtarget.  Formatting.
6186
6187 2003-02-23  Kazu Hirata  <kazu@cs.umass.edu>
6188
6189         * gcse.c (cprop_jump): Use the REG_EQUAL note if available.
6190
6191 2003-02-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6192
6193         * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Document
6194         new default behavior.
6195         * ggc-common.c: Include sys/resource.h.
6196         (ggc_rlimit_bound): New function.
6197         (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Update
6198         defaults to account for rlimits.
6199
6200 2003-02-22  Richard Henderson  <rth@redhat.com>
6201
6202         * i386.c, i386.h (TUNEMASK): Rename from CPUMASK.
6203
6204 2003-02-22  Kelley Cook <kelley@dwhoops.info>
6205
6206         * i386.h, i386.c, i386.md (ix86_tune): Rename from ix86_cpu.
6207         (ix86_tune_string): Rename from ix86_cpu_string.
6208
6209 2003-02-22  Kelley Cook <kelleycook@comcast.net>
6210
6211         * config/i386/i386.c: Replace "mcpu" with "mtune".
6212         * config/i386/i386.h (TARGET_OPTIONS): Likewise.
6213         (CC1_CPU_SPEC): Likewise. New warning for "-mcpu".
6214         * doc/invoke.texi (i386 and x86-64 Options): Replace "mcpu"
6215         with "mtune".  Note that "mcpu" is a deprecated synonym for "mtune".
6216
6217 2003-02-23  Andreas Schwab  <schwab@suse.de>
6218
6219         * config.gcc: Delete references to m68k/t-linux and
6220         m68k/t-linux-aout.
6221         * config/m68k/t-linux, config/m68k/t-linux-aout: Removed.
6222
6223 2003-02-22  Jan Hubicka  <jh@suse.cz>
6224
6225         * toplev.c (rest_of_compilation):  Apply fotgotten hunk
6226         of track scheduling patch.
6227
6228 2003-02-22  Jan Hubicka  <jh@suse.cz>
6229
6230         * config/linux.h (TARGET_HAS_F_SETLKW): Define.
6231         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise
6232
6233 2003-02-22  Jan Hubicka  <jh@suse.cz>
6234
6235         * c-decl.c (c_expand_body_1): Fix.
6236
6237 2003-02-22  Jan Hubicka  <jh@suse.cz>
6238
6239         * expmed.c (expand_divmod): Undo sign extensions for unsigned operands
6240
6241         * cfgcleanup.c (try_forward_edges):  Don't check loop structures
6242         when not optimizing.
6243         (cleanup_cfg): Do not iterate trought delete_trivially_dead_insns
6244         when not expensive.
6245         * toplev.c (rest_of_compilation):  Duplicate loop headers only when
6246         optimizing;  Delete trivially dead insns early; fix optimize check.
6247
6248         * Makefile.in (c-decl.o, c-objc-common.o, cgraph.o, tree-inline.o): Add
6249         dependency on cgraph.h
6250         * c-decl.c: Include cgraph.h
6251         (finish_function): Update call of tree_inlinable_function_p.
6252         * c-objc-common.c: Include cgraph.h
6253         * cgraph.h: New file.
6254         * cgraphunit.c: New file.
6255         * cgraph.c (cgraph_node, cgraph_edge): Move into cgraph.h
6256         (cgraph_nodes, cgraph_n_nodes): Globalize.
6257         (cgraph_finalize_function, cgraph_finalize_compilation_unit
6258         cgraph_create_edges, cgraph_optimize, cgraph_mark_needed_node):
6259         Move into cgraphunit.c
6260         * tree-inline.c: Include cgraph.h
6261         * tree-inline.c: Include cgraph.h
6262
6263 2003-02-22  Josef Zlomek  <zlomekj@suse.cz>
6264
6265         * config/i386/i386.md: Use gen_lowpart instead of gen_rtx_REG
6266         for copying a register.
6267
6268 2003-02-22  Steven Bosscher  <s.bosscher@student.tudelft.nl>
6269
6270         PR other/3782
6271         * toplev.c (process_options): If flag_detailed_statistics is set,
6272         then set time_report as well.
6273
6274         PR c/8828
6275         * jump.c (never_reached_warning): Don't fall through BARRRIER
6276         insns.  Update comments to reflect what the function really does.
6277
6278 2003-02-21  Roger Sayle  <roger@eyesopen.com>
6279
6280         * fold-const.c (omit_one_operand): No longer static.
6281         * tree.h (omit_one_operand): Prototype here.
6282         (div_and_round_double): Keep fold-const.c prototypes together.
6283         * builtins.c (builtin_mathfn_code): Handle binary built-in
6284         funtions, such as "pow" and "atan2".
6285         (fold_builtin): Optimize both pow(x,0.0) and pow(1.0,y) to 1.0.
6286         Simplify optimizations using "type" the builtin's return type.
6287
6288 2003-02-22  Hans-Peter Nilsson  <hp@axis.com>
6289
6290         * config/cris/cris.c (cris_rtx_costs): Blockify dangling else.
6291         Fix functionalization typo.
6292
6293         * regmove.c (optimize_reg_copy_1): Do not replace a hard register
6294         in an asm.
6295
6296 2003-02-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6297
6298         * Makefile.in (ggc-common.o): Depend on $(PARAMS_H)
6299         * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Update
6300         documentation.
6301         * ggc-common.c: Include params.h
6302         (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
6303         init_ggc_heuristics): New functions.
6304         * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
6305         init_ggc_heuristics): Prototype.
6306         * toplev.c (print_version):  Output GGC heuristics.
6307         (parse_options_and_default_flags): Call init_ggc_heuristics.
6308
6309 2003-02-22  Jan Hubicka  <jh@suse.cz>
6310
6311         * i386.c (def_builtin):  Special case 64bit builtins.
6312         (MASK_SSE164, MASK_SSE264): New constants.
6313         (builtin_description): Add 64bit builtins.
6314         (ix86_init_mmx_sse_builtins): Likewise.
6315         * i386.h (enum ix86_builtins): Likewise.
6316         * i386.md (cvtss2siq, cvttss2siq, cvtsd2siq, cvttsd2siq, cvtsi2sdq,
6317         sse2_movq2dq_rex64, sse2_movsq2q_rex64): New.
6318         (sse2_movq2dq, sse2_movsq2q): Disable for 64bit.
6319         * mmintrin.h (_mm_cvtsi64x_si64, _mm_set_pi64x, _mm_cvtsi64_si64x): New.
6320         * xmmintrin.h (_mm_cvtss_si64x, _mm_cvttss_si64x, _mm_cvtsi64x_ss,
6321         _mm_set_epi64x, _mm_set1_epi64x, _mm_cvtsd_si64x, _mm_cvttsd_si64x,
6322         _mm_cvtsi64x_sd, _mm_cvtsi64x_si128, _mm_cvtsi128_si64x): New.
6323
6324 2003-02-22  Jan Hubicka  <jh@suse.cz>
6325
6326         * i386.c (builtin_description): Add __builtin_ia32_paddq and
6327         __builtin_ia32_psubq. Fix __builtin_ia32_paddq128
6328          and __builtin_ia32_psubq128.
6329         * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New.
6330         * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'.
6331         (mmx_adddi3, mmx_subdi3): New.
6332         * mmintrin.h (_mm_add_si64, _mm_sub_si64): New.
6333         * xmmintrin.h (_mm_movepi64_pi64): New.
6334         (_mm_add_epi64, _mm_sub_epi64): fix.
6335         (_mm_mul_pu16): Rename to...
6336         (_mm_mul_su32): ... this one.
6337
6338         * builtins.c (expand_builtin_expect):  Do not predict
6339         flag_guess_branch_prob is not set.
6340         * c-semantics.c (expand_stmt): Likewise.
6341         * predict.c (predict_insn): Likewise.
6342         * stmt.c (expand_continue_loop): Likewise.
6343         * toplev.c (rest_of_compilation): Do not call
6344         note_prediction_to_br_prob and note_prediction_to_br_prob
6345         when not optimizing.
6346
6347 2003-02-21  Jan Hubicka  <jh@suse.cz>
6348
6349         * cfgrtl.c (commit_edge_insertions):  Call
6350         find_many_sub_basic_block only when some code has been emitted.
6351         (commit_edge_insertions_watch_calls): Bring into sync with
6352         commit_edge_insertions
6353
6354 2003-02-21  J"orn Rennecke <joern.rennecke@superh.com>
6355
6356         * sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.
6357
6358         * sh.md (binary_sf_op): Use extra constant operand instead of
6359         negating constant operand 4.
6360         * sh.c (sh_expand_binop_v2sf): Supply it.
6361
6362 2003-02-21  Zack Weinberg  <zack@codesourcery.com>
6363
6364         * cpphash.h (struct lexer_state): Add directive_wants_padding.
6365         * cpplib.c (_cpp_handle_directive): Set directive_wants_padding
6366         for directives of type INCL.
6367         (glue_header_name, parse_include): Use get_token_no_padding.
6368         * cppmacro.c (replace_args): If directive_wants_padding,
6369         provide padding tokens.
6370
6371 2003-02-21  Kazu Hirata  <kazu@cs.umass.edu>
6372
6373         * config/h8300/h8300.md (a peephole2): New.
6374
6375 2003-02-21  Jan Hubicka  <jh@suse.cz>
6376
6377         * cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting.
6378         (commit_edge_insertions): Call find_many_sub_basic_blocks
6379
6380         * reg-stack.c (convert_regs): Cleax aux for blocks.
6381
6382 2003-02-21  Jan Hubicka  <jh@suse.cz>
6383
6384         * toplev.c (parse_options_and_default_flags): Undo accidental commit.
6385
6386 2003-02-21  Glen Nakamura  <glen@imodulo.com>
6387
6388         PR optimization/8613
6389         * builtins.c (expand_builtin): Emit postincrements before expanding
6390         builtin functions.
6391
6392 2003-02-21  Ben Elliston  <bje@redhat.com>
6393
6394         PR other/5634
6395         * doc/install.texi (Configuration): Explain using $HOME instead of
6396         the ~ metacharacter when referring to home directories.
6397
6398 2003-02-20  Alexandre Oliva  <aoliva@redhat.com>
6399
6400         * configure.in (TARGET_SYSTEM_ROOT): Set default to
6401         ${exec_prefix}/${target_alias}/sys-root.  Match explicit
6402         '${exec_prefix}' (in addition to the expansion thereof) as
6403         relocatable.
6404         * configure: Rebuilt.
6405
6406 2003-02-20  Kazu Hirata  <kazu@cs.umass.edu>
6407
6408         * config/h8300/h8300.md (addhi3_incdec): Change the name to
6409         *addhi3_incdec.
6410         (addsi3_incdec): Change the name to *addsi3_incdec.
6411
6412 2003-02-20  Roger Sayle  <roger@eyesopen.com>
6413
6414         * explow.c (force_reg): Avoid useless REG_EQUAL notes.
6415
6416 2003-02-20  Toon Moene  <toon@moene.indiv.nluug.nl>
6417
6418         PR fortran/9038
6419         * c-opts.c (sanitize_cpp_opts): Add Fortran front end
6420         options to be ignored.
6421         (c_common_decode_option): Ignore them when preprocessing.
6422
6423 2003-02-20  Jan Hubicka  <jh@suse.cz>
6424
6425         * toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New
6426         global variables.
6427         (lang_independent_options):  Add -fsched2-use-superblocks
6428         -fsced2-use-traces.
6429         (rest_of_compilation): Deal with it.
6430         * invoke.texi (-fsched2-use-traces, fsched2-use-superblocks):  Declare.
6431         * flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces):
6432         Declare.
6433         * rtl.h (reg_to_stack):  Update prototype.
6434         * reg-stack.c (reg_to_stack): Return when something has changed;
6435         update liveness when executing after superblock scheduling.
6436
6437         * combine.c (simplify_shift_const):  Simplify few special cases
6438         into constants.
6439
6440 2003-02-20  David Edelsohn  <edelsohn@gnu.org>
6441
6442         * config/rs6000/rs6000.md: (attr "type"): Add fast_compare.
6443         (add.,subf.,neg.): Change attribute to fast_compare.
6444         All DFA descriptions updated.
6445
6446 2003-02-20  Nathan Sidwell  <nathan@codesourcery.com>
6447
6448         Change base class access representation.
6449         * tree.h (TREE_VIA_PUBLIC, TREE_VIA_PROTECTED,
6450         TREE_VIA_PRIVATE): Remove.
6451         (BINFO_BASEACCESSES): New binfo elt.
6452         (BINFO_BASEACCESS): New accessor.
6453         (BINFO_ELTS): Increase.
6454         (TI_ACCESS_PUBLIC, TI_ACCESS_PROTECTED, TI_ACCESS_PRIVATE): New.
6455         (access_public_node, access_protected_node,
6456         access_private_node): New global nodes.
6457         * tree.c (build_common_tree_nodes_2): Initialize access nodes.
6458         * dbxout.c (dbxout_type): Adjust.
6459         * dwarf2out.c (gen_inheritance_die): Add access parameter.
6460         (gen_member_die): Adjust.
6461         * dwarfout.c (output_inheritance_die): ARG is array of two trees.
6462         (output_type): Adjust.
6463         * tree-dump.c (dequeue_and_dump): Adjust binfo dumping.
6464
6465         Change base class access representation. Share virtual base
6466         binfos.
6467         * cp/call.c (build_special_member_call): Remove binfo_for_vbase
6468         call.
6469         * cp/class.c (build_base_path): Likewise.
6470         (build_primary_vtable): Adjust BINFO_NEW_VTABLE_MARKED use.
6471         (build_secondary_vtable): Remove FOR_TYPE arg. Adjust.
6472         (make_new_vtable): Adjust.
6473         (force_canonical_binfo_r): Delete.
6474         (force_canonical_binfo): Delete.
6475         (mark_primary_virtual_base): Delete.
6476         (dfs_unshared_virtual_bases): Delete.
6477         (mark_primary_bases): Adjust.
6478         (maybe_warn_about_overly_private_class): Adjust.
6479         (dfs_base_derived_from): Delete.
6480         (base_derived_from): Follow the inheritance chain.
6481         (struct find_final_overrider_data): Add vpath member.
6482         (dfs_find_final_overrider): Adjust.
6483         (dfs_find_final_overrider_q, dfs_find_final_overrider_post): New.
6484         (find_final_overrider): Adjust.
6485         (update_vtable_entry_for_fn): Adjust.
6486         (modify_all_vtables): Adjust.
6487         (walk_subobject_offsets): Adjust.
6488         (layout_nonempty_base_or_field): Adjust.
6489         (layout_empty_base): Remove last parameter. Adjust.
6490         (build_base_field): Adjust.
6491         (build_base_fields): Adjust.
6492         (propagate_binfo_offsets): Remove last parameter. Adjust.
6493         (dfs_set_offset_for_unshared_vbases): Delete.
6494         (layout_virtual_bases): Adjust.
6495         (finish_struct_1): Adjust.
6496         (init_class_processing): Don't init access nodes.
6497         (dfs_get_primary_binfo): Delete.
6498         (get_primary_binfo): Adjust.
6499         (dump_class_hierarchy_r): Remove most derived arg, add IGO
6500         parameter. Adjust.
6501         (dump_class_hierarchy): Adjust.
6502         (finish_vtbls): Adjust.
6503         (get_original_base): Delete.
6504         (build_vtt_inits): Adjust.
6505         (dfs_build_secondary_vptr_vtt_inits): Adjust.
6506         (dfs_ctor_vtable_bases_queue_p): Adjust.
6507         (build_ctor_vtbl_group): Adjust.
6508         (dfs_accumulate_vtbl_inits): Adjust.
6509         (build_vtbl_initializer): Adjust.
6510         (build_vbase_offset_vtbl_entries): Adjust.
6511         (add_vcall_offset_vtbl_entries_1): Adjust.
6512         * cp/cp-tree.h (CPTI_ACCESS_*): Remove.
6513         (access_*_node): Remove.
6514         (CANONICAL_BINFO): Delete.
6515         (BINFO_UNSHARED_MARKED): Remove.
6516         (BINFO_MARKED): Set LANG_FLAG_0 directly.
6517         (SET_BINFO_MARKED, CLEAR_BINFO_MARKED): Delete.
6518         (BINFO_VTABLE_PATH_MARKED): Set LANG_FLAG_3 directly.
6519         (SET_BINFO_VTABLE_PATH_MARKED, CLEAR_BINFO_VTABLE_PATH_MARKED):
6520         Delete.
6521         (BINFO_NEW_VTABLE_MARKED): Set LANG_FLAG_4 directly.
6522         (SET_BINFO_NEW_VTABLE_MARKED): Adjust.
6523         (SET_BINFO_PUSHDECLS_MARKED, CLEAR_BINFO_PUSHDECLS_MARKED):
6524         Delete.
6525         (BINFO_DEPENDENT_BASE_P): New.
6526         (dfs_walk, dfs_walk_real): Queue function takes derived binfo and
6527         index.
6528         (markedp, unmarkedp): Adjust.
6529         (dfs_unmarked_real_bases_queue_p, dfs_marked_real_bases_queue_p,
6530         dfs_skip_vbases, marked_vtable_pathp, unmarked_vtable_pathp,
6531         find_vbase_instance, binfo_for_vbase): Delete.
6532         (copied_binfo, original_binfo): Declare.
6533         (finish_base_specifier): Add virtual_p arg.
6534         (unshare_base_binfos): Delete.
6535         (copy_base_binfos): Declare.
6536         (reverse_path): Delete.
6537         * cp/decl.c (xref_basetypes): Access and virtuality passed
6538         differently. Don't copy direct base binfos here. Call
6539         copy_base_binfos.
6540         * cp/init.c (dfs_initialize_vtbl_ptrs): Adjust.
6541         (initialize_vtbl_ptrs): Adjust.
6542         (expand_member_init): Adjust.
6543         * cp/parser.c (cp_parser_base_specifier): Adjust.
6544         * cp/pt.c (instantiate_class_template): Adjust.
6545         (get_template_base_recursive): Adjust.
6546         * cp/rtti.c (get_pseudo_ti_init): Adjust.
6547         (get_pseudo_ti_desc): Adjust.
6548         * cp/tree.c (unshare_base_binfos): Rename to ...
6549         (copy_base_binfos): ... here, reimplement.
6550         (make_binfo): Set BINFO_DEPENDENT_BASE_P.
6551         (reverse_path): Remove.
6552         * cp/typeck.c (get_delta_difference): Adjust error messages.
6553         * cp/semantics.c (finish_base_specifier): Add virtual arg, adjust.
6554         * cp/search.c (lookup_base_r): Adjust.
6555         (dynamic_cast_base_recurse): Adjust.
6556         (canonical_binfo): Remove.
6557         (dfs_canonical_queue): Remove.
6558         (dfs_assert_unmarked_p): Remove.
6559         (assert_canonical_unmarked): Remove.
6560         (shared_marked_p, shared_unmarked_p): Remove.
6561         (BINFO_ACCESS, SET_BINFO_ACCESS): Use TREE_PUBLIC & TREE_PRIVATE.
6562         (dfs_access_in_type): Adjust.
6563         (access_in_type): Adjust.
6564         (dfs_accessible_queue_p): Adjust.
6565         (dfs_accessible_p): Adjust.
6566         (is_subobject_of_p_1, is_subobject_of_p): Remove.
6567         (struct lookup_field_info): Remove from_dep_base_p field.
6568         (lookup_field_queue_p): Adjust, test BINFO_DEPENDENT_BASE_P.
6569         (lookup_field_r): Remove dependent base code.
6570         (lookup_member): Likewise.
6571         (dfs_walk, dfs_walk_real): Add access arg to queue fn.
6572         (dfs_unmarked_real_bases_queue_p): Remove.
6573         (dfs_marked_real_bases_queue_p): Remove.
6574         (dfs_skip_vbases): Remove.
6575         (dfs_get_pure_virtuals): Adjust.
6576         (markedp, unmarkedp): Adjust.
6577         (marked_vtable_pathp, unmarked_vtable_pathp): Remove.
6578         (marked_pushdecls_p, unmarked_pushdecls_p): Adjust.
6579         (dfs_unmark): Adjust.
6580         (dfs_get_vbase_types):Remove.
6581         (dfs_build_inheritance_graph_order): Remove.
6582         (get_vbase_types): Remove
6583         (dfs_find_vbase_instance): Remove.
6584         (find_vbase_instance): Remove.
6585         (dfs_debug_unmarkedp): Adjust.
6586         (dependent_base_p): Remove.
6587         (dfs_push_type_decls): Adjust.
6588         (dfs_push_decls): Adjust.
6589         (dfs_no_overlap_yet): Adjust.
6590         (copied_binfo): New function.
6591         (original_binfo): New function.
6592         (binfo_for_vbase): Remove.
6593
6594         Change base class access representation.
6595         * java/class.c (set_super_info): Don't set TREE_VIA_PUBLIC.
6596         (add_interface_do): Likewise.
6597
6598 2003-02-20  David Edelsohn  <edelsohn@gnu.org>
6599
6600         * config/rs6000/sysv4.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
6601         * config/rs6000/power4.md (power4-store,power4-vecstore): New
6602         insn reservations.
6603         (power4-fpstore): Compact.
6604
6605 2003-02-20  Kazu Hirata  <kazu@cs.umass.edu>
6606
6607         * config/h8300/h8300.md (*iorsi3_w): New.
6608
6609 2003-02-20  Josef Zlomek  <zlomekj@suse.cz>
6610
6611         * combine.c (distribute_notes): Kill REG_EXEC_COUNT.
6612         * rtl.c (reg_note_name): Likewise.
6613         * rtl.h (enum reg_note): Likewise.
6614         * doc/invoke.texi: Likewise.
6615         * doc/rtl.texi: Likewise.
6616
6617 2003-02-20  Josef Zlomek  <zlomekj@suse.cz>
6618
6619         * bb-reorder.c (find_traces_1_round): Fix comment typo.
6620
6621 2003-02-19  Roger Sayle  <roger@eyesopen.com>
6622
6623         * fold-const.c (fold_real_zero_addition_p): Don't fold a zero
6624         addition in the presence of signaling NaNs.
6625
6626 2003-02-19  Krister Walfridsson  <cato@df.lth.se>
6627
6628         * tm.texi (INIT_CUMULATIVE_ARGS): Fix typo.
6629
6630 2003-02-19  Kazu Hirata  <kazu@cs.umass.edu>
6631
6632         * config/h8300/h8300.c (output_logical_op): Optimize or.l when
6633         ORing with 0xffff??00 with the highest bit of the ?? part set.
6634         (compute_logical_op_length): Update.
6635         (compute_logical_op_cc): Likewise.
6636
6637 2003-02-19  Josef Zlomek  <zlomekj@suse.cz>
6638
6639         * bb-reorder.c (find_traces_1_round): Fixed condition for small
6640         destination block with multiple predecessors.
6641         (connect_traces): Check whether the block is a start of trace.
6642
6643 2003-02-19  Jan Hubicka  <jh@suse.cz>
6644
6645         * calls.c (expand_call): Update call of INIT_CUMULATIVE_ARGS
6646         * function.c (assign_params): Likewise.
6647         * arm-protos.h (arm_init_cumulative_args): Update prototype.
6648         * arm.c (arm_init_cumulative_args): Update function.
6649         * arm.h (INIT_CUMULATIVE_ARGS): Update.
6650         * avr-protos.h (init_cumulative_args): Update prototype.
6651         * avr.c (init_cumulative_args): Update function.
6652         * avr.h (INIT_CUMULATIVE_ARGS): Update.
6653         * d30v-protos.h (d30v_init_cumulative_args): Update prototype.
6654         * d30v.c (d30v_init_cumulative_args): Update function.
6655         * d30v.h (INIT_CUMULATIVE_ARGS): Update.
6656         * frv-protos.h (frv_init_cumulative_args): Update prototype.
6657         * frv.c (frv_init_cumulative_args): Update function.
6658         * frv.h (INIT_CUMULATIVE_ARGS): Update.
6659         * mips.c (mips_expand_prolgue): Update call of INIT_CUMULATIVE_ARGS.
6660         * pa.h (INIT_CUMULATIVE_ARGS): Update.
6661         * sparc-protos.h (init_cumulative_args): Update prototype.
6662         * sparc.c (init_cumulative_args): Update function.
6663         * sparc.h (INIT_CUMULATIVE_ARGS): Update.
6664         * tm.texi (INIT_CUMULATIVE_ARGS): Update documentation.
6665
6666 2003-02-19  Kazu Hirata  <kazu@cs.umass.edu>
6667
6668         * config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
6669         (*ashiftsi_sextqi_7): Likewise.
6670
6671 2003-02-19  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
6672
6673         * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for
6674         ISO C99 and C++.
6675
6676         * fixinc/inclhack.def (irix___restrict): Don't change __restrict
6677         for C++ on IRIX 6.5.1[89].
6678         * fixinc/tests/base/internal/sgimacros.h: New file.
6679
6680         * fixinc/inclhack.def (irix_wcsftime): Use XPG5 variant for C99.
6681         * fixinc/tests/base/internal/wchar_core.h: New file.
6682
6683         * fixinc/inclhack.def (irix_socklen_t): Fix broken IRIX 6.5.1[78]
6684         socklen_t definition.
6685         * fixinc/fixincl.x: Regenerate.
6686         * fixinc/tests/base/sys/socket.h: New file.
6687         Fixes PR libgcj/9652.
6688
6689 2003-02-19  Jan Hubicka  <jh@suse.cz>
6690
6691         * i386.md (movsfcc_1, movdfcc_1): Fix constrains.
6692
6693 2003-02-19  David Edelsohn  <edelsohn@gnu.org>
6694
6695         * config/rs6000/rs6000.c (rs6000_override_options): Initialize
6696         align_jumps_max_skip and align_loops_max_skip.
6697
6698 2003-02-19  Thierry Moreau  <thierry.moreau@connotech.com>
6699
6700         * config/rs6000/rs6000.c (rs6000_encode_section_info): Do not
6701         test size if named section.
6702
6703 2003-02-19  Daniel Jacobowitz  <drow@mvista.com>
6704
6705         * expr.c (expand_expr): Use gen_int_mode for the argument
6706         to gen_rtx_MULT.
6707
6708 2003-02-19  Jan Hubicka  <jh@suse.cz>
6709
6710         * i386.md (cosxf2):  Fix conditional.
6711
6712 2003-02-19  Kazu Hirata  <kazu@cs.umass.edu>
6713
6714         * config/h8300/h8300.md (extendqisi2): Change to an expander.
6715         (*extendqisi2_h8300): New.
6716         (*extendqisi2_h8300hs): Likewise.
6717
6718 2003-02-19  Kazu Hirata  <kazu@cs.umass.edu>
6719
6720         * config/h8300/h8300-protos.h: Update the prototype for
6721         split_adds_subs.  Remove the prototypes for
6722         const_int_le_2_operand and const_int_le_6_operand.
6723         * config/h8300/h8300.c (split_adds_sub): Don't output inc/dec.
6724         (const_int_le_2_operand): Remove.
6725         (const_int_le_6_operand): Likewise.
6726         * config/h8300/h8300.h (PREDICATE_CODES): Remove the entries
6727         for const_int_le_2_operand and const_int_le_6_operand.
6728         * config/h8300/h8300.md: Update all uses of split_adds_subs.
6729         (a peephole2): New.
6730
6731 2003-02-18  Jan Hubicka  <jh@suse.cz>
6732
6733         * cgraph.c (NPREDECESORC, SET_NPREDECESORS): Kill.
6734         (cgraph_expand_function): Rewrite.
6735
6736 2003-02-18  Matt Austern <austern@apple.com>
6737
6738         * toplev.c, langhooks.c, langhooks-def.h: Move
6739         write_global_declarations from toplev.c to langhooks.c.
6740
6741 2003-02-18  Kazu Hirata  <kazu@cs.umass.edu>
6742
6743         * config/h8300/h8300.c (general_operand_src): Always check
6744         MODE.
6745         (general_operand_dst): Likewise.
6746
6747 2003-02-18  Roger Sayle  <roger@eyesopen.com>
6748
6749         * convert.c (convert_to_real): Also optimize (float)log(x) into
6750         logf(x) where x is a float, i.e. also handle BUILT_IN_LOG{,L}.
6751
6752 2003-02-18  Kaz Kojima  <kkojima@gcc.gnu.org>
6753
6754         * config/sh/sh.c (unspec_caller_rtx_p): New.
6755         (sh_cannot_copy_insn_p): New.
6756         (TARGET_CANNOT_COPY_INSN_P): New.
6757
6758 2003-02-18  Richard Henderson  <rth@redhat.com>
6759
6760         * c-common.c (handle_used_attribute): Accept static data too.
6761
6762 2003-02-18  Nick Clifton  <nickc@redhat.com>
6763             Aldy Hernandez  <aldyh@redhat.com>
6764
6765         * testsuite/gcc.dg/20030218-1.c: New.
6766
6767         * doc/tm.texi: Document TARGET_VECTOR_TYPES_COMPATIBLE.
6768
6769         * target-def.h (TARGET_INITIALIZER): Add
6770         TARGET_VECTOR_TYPES_COMPATIBLE.
6771         (TARGET_VECTOR_TYPES_COMPATIBLE): New macro.
6772
6773         * target.h (struct gcc_target): Add field vector_types_compatible.
6774
6775         * c-typeck.c (comptypes): Take into account
6776         TARGET_VECTOR_TYPES_COMPATIBLE.
6777         (convert_for_assignment): Same.
6778
6779         * config/rs6000/rs6000.c (is_ev64_opaque_type): New.
6780         (rs6000_spe_vector_types_compatible): New.
6781         (TARGET_VECTOR_TYPES_COMPATIBLE): Define.
6782
6783 2003-02-19  Andreas Schwab  <schwab@suse.de>
6784
6785         * Makefile.in (toplev.o): Depend on $(LANGHOOKS_DEF_H).
6786         * toplev.c: Include langhooks-def.h.
6787
6788 2003-02-18  Chris Demetriou  <cgd@broadcom.com>
6789
6790         * config/mips/mips.h (enum processor_type): Sort entries
6791         alphabetically.
6792         * config/mips/mips.md (define_attr cpu): Sync with processor_type
6793         enum values, including adding entries that were missing.
6794
6795 2003-02-18  J"orn Rennecke <joern.rennecke@superh.com>
6796
6797         * sh.c (calc_live_regs): Also check GET_CODE when checking if
6798         initial value for PR_REG is still the PR_REG register.
6799
6800 2003-02-18  Jim Wilson  <wilson@redhat.com>
6801
6802         * config/ia64/ia64.md (floatdidf2, floatdisf2): Add %, before second
6803         instruction in output template.
6804         (bsp_value): Change output template from string to C code, add %,
6805         before actual instruction.
6806         (flushrs): Mark as not predicable.
6807
6808 2003-02-18  Krister Walfridsson  <cato@df.lth.se>
6809
6810         * inclhack.def (netbsd_bogus_semicolon): New fix.
6811         * fixincl.x: Rebuilt.
6812         * tests/base/ctype.h: Update.
6813
6814 2003-02-18  Roger Sayle  <roger@eyesopen.com>
6815
6816         * fold-const.c (negate_expr_p): New function to determine whether
6817         an expression can be negated cheaply.
6818         (fold) [MINUS_EXPR]: Use it to determine whether to transform
6819         -A - B into -B - A for floating point types.
6820
6821 2003-02-18  Roger Sayle  <roger@eyesopen.com>
6822
6823         * sbitmap.c (sbitmap_resize): New function.
6824         * sbitmap.h (sbitmap_resize): Prototype here.
6825         * recog.c (split_all_insns): Use sbitmap_resize.
6826
6827 2003-02-18  Kazu Hirata  <kazu@cs.umass.edu>
6828
6829         * config/h8300/h8300.md (*zero_extendhisi2_h8300): Fix the
6830         insn length.
6831         (extendqisi2): Likewise.
6832         (*extendhisi2_h8300): Likewise.
6833
6834 2003-02-18  Matt Austern <austern@apple.com>
6835
6836         * langhooks.h, langhooks-def.h: introduce new langhook,
6837         final_write_globals, with write_global_declarations as default.
6838         * toplev.c: Move invocation of wrapup_global_declarations from
6839         compile_file to new function, write_global_declarations.  Change
6840         compile_file to use final_write_globals hook.  Change
6841         wrapup_global_declarations so writing to DECL_DEFER_OUTPUT is
6842         conditional.
6843
6844 2003-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6845
6846         * pa.md: Correct and enhance comment.
6847
6848 2003-02-18  Geoffrey Keating  <geoffk@apple.com>
6849
6850         * gcc.c (validate_switches): Don't scan past closing '}'.
6851
6852 2003-02-18  Ben Elliston  <bje@redhat.com>
6853
6854         PR c++/1607
6855         * doc/extend.texi (Function Attributes): Document the effect of
6856         the C++ "this" parameter on the counting of arguments for the
6857         "format" and "format_arg" attributes.
6858
6859 2003-02-17  Aldy Hernandez  <aldyh@redhat.com>
6860
6861         * config/rs6000/spe.h (__ev_stdd): Cast 2nd arg.
6862         (__ev_stdw): Same.
6863         (__ev_stdh): Same.
6864
6865 2003-02-17  Jan Hubicka  <jh@suse.cz>
6866
6867         * recog.c (split_all_insns):  Fix memory overflow.
6868
6869 2003-02-17  Kazu Hirata  <kazu@cs.umass.edu>
6870
6871         * config/h8300/h8300.md (cmpqi): Remove mode from compare.
6872         (cmphi): Likewise.
6873         (*cmphi_h8300): Likewise.
6874         (*cmphi_h8300hs): Likewise.
6875         (cmpsi): Likewise.
6876         (7 peephole2): Likewise.
6877
6878 2003-02-16  Jan Hubicka  <jh@suse.cz>
6879
6880         * c-typeck.c (build_c_cast):  Fold constant variables into
6881         initial values.
6882
6883 2003-02-16  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
6884
6885         * doc/install.texi (Specific): Fix link for m68k-att-sysv.
6886         (Binaries): Ditto for Sinix/Reliant Unix.
6887
6888 2003-02-16 Richard Earnshaw  <rearnsha@arm.com>
6889
6890         * arm.c (arm_reload_in_hi): Ensure that the scratch register does
6891         not overlap the final result register.
6892
6893 2003-02-16 Arend Bayer <arend.bayer@web.de>
6894            Richard Henderson  <rth@redhat.com>
6895
6896         PR c/8068
6897         * fold-const.c (extract_muldiv_1): Rename from extract_muldiv;
6898         rearrange mult arguments for less recursion.
6899         (extract_muldiv): New.  Prevent runaway recursion.
6900
6901 2003-02-16  Danny Smith  <dannysmith@users.sourceforge.net>
6902
6903         * config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
6904         MASK_ALIGN_DOUBLE.
6905
6906 2003-02-15  Roger Sayle  <roger@eyesopen.com>
6907
6908         * config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns
6909         to load mathematical constants on K6, Athlon, Pentium 4 and PPro.
6910         (ext_80387_constants_table): Global table of 80387 special constants
6911         guarded by ext_80387_constants_init flag when not initialized.
6912         (init_ext_80387_constants): New function to initialize this table.
6913         (standard_80387_constant_p): Extend to recognize extra 80387
6914         constants, in XFmode, on processors where this is a win.
6915         (standard_80387_constant_opcode): New function to return the
6916         opcode associated with standard_80387_constant_p.
6917         (standard_80387_constant_rtx): New function to return the XFmode
6918         CONST_DOUBLE associated with standard_80387_constant_p.
6919         (ix86_rtx_costs): Give the new constants the same cost as 1.0.
6920
6921         * config/i386/i386-protos.h (standard_80387_constant_opcode):
6922         Prototype here.
6923         (standard_80387_constant_rtx): Likewise.
6924
6925         * config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger,
6926         *movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer,
6927         *movtf_integer): Simplify using new standard_80387_constant_opcode.
6928
6929 2003-02-15  Geoffrey Keating  <geoffk@apple.com>
6930
6931         * doc/invoke.texi (Optimize Options): Correct @option syntax.
6932
6933 2003-02-15  Richard Henderson  <rth@redhat.com>
6934
6935         * Makefile.in (cfglayout.o): Depend on TARGET_H.
6936         * cfglayout.c: Include target.h.
6937         (cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p.
6938         * target-def.h (TARGET_CANNOT_COPY_INSN_P): New.
6939         * target.h (struct gcc_target): Add cannot_copy_insn_p.
6940
6941         * config/alpha/alpha.c (alpha_cannot_copy_insn_p): New.
6942         (TARGET_CANNOT_COPY_INSN_P): New.
6943         (override_options): Revert 2003-02-08 hack.
6944
6945 2003-02-15  Richard Henderson  <rth@redhat.com>
6946
6947         * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.
6948         (bypass_conditional_jumps): Accept computed_jump_p insns as well.
6949
6950 2003-02-15  David Edelsohn  <edelsohn@gnu.org>
6951
6952         * config/rs6000/rs6000.h (processor_type): Add PPC440.
6953         * config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6954         TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6955         TARGET_SCHED_VARIABLE_ISSUE): Define.
6956         (rs6000_use_dfa_pipeline_interface): New function.
6957         (rs6000_multipass_dfa_lookahead): New Function.
6958         (rs6000_variable_issue): New function.
6959         (rs6000_adjust_cost): Add CMP and DELAYED_CR types.
6960         (rs6000_issue_rate): Add PPC440.
6961         * config/rs6000/rs6000.md (unspec list): Correct typo.
6962         (attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u,
6963         store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u,
6964         cmp, delayed_cr, mfcr, mtcr.
6965         (automata_option): Set "ndfa".
6966         (extendMMNN2): Update attributes.
6967         (movcc_internal1): Discourage move to non-cr0.  Update
6968         attributes.
6969         (movMM_update): Update attributes.
6970         (cmpMM_internal): Update attributes.
6971         (sCC CR materialization): Update attributes.
6972         (branch patterns): Do not discourage non-cr0.
6973         (cr logical patterns): Prefer destructive register allocation.
6974         Update attributes.
6975         (movesi_from_cr): Update attribute.
6976         (mtcrf_operation): Update attribute.
6977         (mtcrfsi): Update attribute.
6978         * config/rs6000/40x.md: New file.
6979         * config/rs6000/603.md: New file.
6980         * config/rs6000/6xx.md: New file.
6981         * config/rs6000/7450.md: New file.
6982         * config/rs6000/7xx.md: New file.
6983         * config/rs6000/mpc.md: New file.
6984         * config/rs6000/power4.md: New file.
6985         * config/rs6000/rios1.md: New file.
6986         * config/rs6000/rios2.md: New file.
6987         * config/rs6000/rs64.md: New file.
6988         [Some DFA descriptions based on work by Michael Hayes]
6989
6990 2003-02-15  Richard Henderson  <rth@redhat.com>
6991
6992         * bb-reorder.c (find_traces_1_round): Don't connect easy to copy
6993         successors with multiple predecessors.
6994         (connect_traces): Try harder to copy traces of length 1.
6995
6996         * function.h (struct function): Add computed_goto_common_label,
6997         computed_goto_common_reg.
6998         * function.c (free_after_compilation): Zap them.
6999         * stmt.c (expand_computed_goto): Use them to produce one
7000         indirect branch per function.
7001
7002 2003-02-15  Richard Henderson  <rth@redhat.com>
7003
7004         * cfgcleanup.c: Include params.h.
7005         (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES.  Fix test for
7006         too many outgoing edges from a block.
7007         * Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
7008         * params.def (max-crossjump-edges): New.
7009         * doc/invoke.texi: Document it.
7010
7011 2003-02-15  Richard Henderson  <rth@redhat.com>
7012
7013         * recog.c (split_all_insns): Include new blocks in life update;
7014         do a global life update.
7015
7016 2003-02-15  Danny Smith  <dannysmith@users.sourceforge.net>
7017
7018         * config/i386/mingw32.h (LIBGCC_SPEC): Add libmingwex.a.
7019         Update copyright.
7020         * config/i386/cygwin.h (LIBGCC_SPEC): Add libmingwex.a for
7021         -mno-cygwin case.
7022
7023 2003-02-14  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
7024
7025         PR optimization/7702
7026         * reload1.c (reload_cse_simplify_set): Honor
7027         CANNOT_CHANGE_MODE_CLASS.
7028
7029 2003-02-14  Alexandre Oliva  <aoliva@redhat.com>
7030
7031         * config/mn10300/mn10300.c (mn10300_wide_const_load_uses_clr): New
7032         function.
7033         * config/mn10300/mn10300-protos.h: Declare it.
7034         * config/mn10300/mn10300.md (movdi, movdf): Use it to compute
7035         attribute cc of instructions that may use clr.
7036
7037 2003-02-14  Kazu Hirata  <kazu@cs.umass.edu>
7038
7039         * simplify-rtx.c (simplify_binary_operation): Simplify ~y when
7040         (x - (x & y)) is found.
7041
7042 2003-02-14  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
7043
7044         * configure.in: Fix typo.
7045         * configure: Regenerate.
7046
7047 2003-02-14  Kazu Hirata  <kazu@cs.umass.edu>
7048
7049         * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New.
7050
7051 2003-02-13  Adam Nemet  <anemet@lnxw.com>
7052
7053         PR opt/2391
7054         * combine.c: Fix spelling in comment.
7055         (cached_nonzero_bits): New function.
7056         (cached_num_sign_bit_copies): New function.
7057         (nonzero_bits_with_known): New macro.
7058         (num_sign_bit_copies_with_known): New macro.
7059         (nonzero_bits1): Rename from nonzero_bits.  Add three new
7060         arguments.  Change calls from nonzero_bits to
7061         nonzero_bits_with_known.
7062         (num_sign_bit_copies1): Rename from num_sign_bit_copies.  Add
7063         three new arguments.  Change calls from num_sign_bit_copies to
7064         num_sign_bit_copies_with_known.
7065         (nonzero_bits): New macro.
7066         (num_sign_bit_copies): New macro.
7067         (update_table_tick): Don't traverse identical subexpression more
7068         than once.
7069         (get_last_value_validate): Likewise.
7070
7071 2003-02-13  Zack Weinberg  <zack@codesourcery.com>
7072
7073         * emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx.
7074         * function.h (struct emit_status): Length of regno_pointer_align
7075         and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no,
7076         not regno_pointer_align_length (i.e. length actually used, not
7077         length as allocated)
7078
7079         * config/i386/i386.c (struct stack_local_entry): New.
7080         (struct machine_function): Replace huge array with alist.
7081         (assign_386_stack_local): Change to match.
7082
7083 2003-02-13  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
7084
7085         * inclhack.def (hpux_long_double): Tighten select and add bypass
7086         regexp.
7087         * fixincl.x: Rebuilt.
7088
7089 2003-02-13  Josef Zlomek  <zlomekj@suse.cz>
7090
7091         * cfgcleanup.c (outgoing_edges_match): When there is single outgoing
7092         edge and block ends with a jump insn it must be simple jump.
7093
7094 2003-02-13  Daniel Jacobowitz  <drow@mvista.com>
7095
7096         * Makefile.in (PREPROCESSOR_DEFINES): Add
7097         @TARGET_SYSTEM_ROOT_DEFINE@.
7098         * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot
7099         is specified or if building a cross compiler.
7100         (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE
7101         if the sysroot is under $exec_prefix.
7102         * configure: Regenerated.
7103         * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is
7104         defined.
7105         (struct default_include): Add add_sysroot field.
7106         (cpp_SYSROOT): Declare.
7107         * cppdefault.c (cpp_include_defaults): Fill in add_sysroot
7108         field.
7109         (cpp_SYSROOT): New variable.
7110         * cppinit.c (cpp_create_reader): Initialize
7111         CPP_OPTION (pfile, sysroot).
7112         (init_standard_includes): Handle add_sysroot.  Do not
7113         add unrelocated copies of relocated directories.
7114         (COMMAND_LINE_OPTIONS): Add -isysroot.
7115         (cpp_handle_option): Handle -isysroot.
7116         * cpplib.h (struct cpp_options): Add sysroot member.
7117         * gcc.c (The Specs Language): Update description of %I.
7118         (target_system_root_changed): New variable.
7119         (process_command): Conditionalize make_relative_prefix call
7120         on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE.  Set
7121         target_system_root_changed.
7122         (do_spec_1): Add -isysroot to %I.
7123         * doc/invoke.texi (Spec Files): Update description of %I.
7124         * doc/install.texi (--with-sysroot): Update comment about
7125         relocation.
7126
7127 2003-02-13  Kazu Hirata  <kazu@cs.umass.edu>
7128
7129         * config/h8300/h8300.md (a peephole2): New.
7130
7131 2003-02-13  Robert Lipe <robertlipe@usa.net>
7132             Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
7133
7134         * doc/install.texi (Specific): Update three SCO-related URLs.
7135
7136 2003-02-13  Andreas Schwab  <schwab@suse.de>
7137
7138         * cgraph.c (SET_NPREDECESORS): Add intermediate cast to size_t.
7139         Parenthesize properly.
7140         (NPREDECESORS): Parenthesize properly.
7141
7142 2003-02-13  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7143
7144         * timevar.h (POP_TIMEVAR_AND_RETURN): New macro.
7145
7146 2003-02-12  Roger Sayle  <roger@eyesopen.com>
7147
7148         * config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant.
7149         (atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns.
7150
7151         * reg-stack.c (subst_stack_regs_pat): Add support for binary
7152         UNSPEC instructions (e.g. "fpatan").
7153
7154 2003-02-12  Mike Stump  <mrs@apple.com>
7155
7156         * varray.c (element_size): Remove.
7157         (uses_ggc): Remove.
7158         (element): Add.
7159         (varray_init): Use new interface.
7160         (varray_grow): Use new interface.
7161         (varray_clear): Use new interface.
7162
7163 2003-02-12  Aldy Hernandez  <aldyh@redhat.com>
7164
7165         * config/rs6000/spe.h: Add casts to the arguments of the following
7166         macros: evfsabs, evfsnabs, evfsneg, evfsadd, evfssub, evfsmul,
7167         evfsdiv, evfscfui, evfscfsi evfscfuf evfscfsf, evfsctui, evfsctsi,
7168         evfsctuf, evfsctsf, evfsctuiz, evfsctsiz, __ev_get_upper*,
7169         __ev_get_lower*, __ev_get_u32, __ev_get_s32, __ev_get_fs,
7170         __ev_get_u16, __ev_get_s16.
7171
7172 2003-02-12  Kazu Hirata  <kazu@cs.umass.edu>
7173
7174         * config/h8300/h8300.md (a peephole2): New.
7175
7176 2003-02-12  Jan Hubicka  <jh@suse.cz>
7177
7178         * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time
7179         (OBJS): Add callgraph.o
7180         (callgraph.o): New.
7181         * c-decl.c (expand_body_1): Break out from ...
7182         (expand_body): This one;  change calling convention
7183         (finish_function): Move some of expand_body logic here.
7184         (c_expand_deferred_function): Update call of expand_body
7185         (c_expand_stmt): Use c_expand_body_1.
7186         * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define.
7187         * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code.
7188         * c-tree.h (c_expand_body): Declare.
7189         * callgraph.c: New file.
7190         * flags.h (flag_unit_at_a_time): Declare.
7191         * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION,
7192         LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION,
7193         LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros.
7194         * langhooks.h (struct lang_hooks_for_callgraph): New.
7195         (struct lang_hooks): Add callgraph field.
7196         * toplev.c (flag_unit_at_a_time): New.
7197         (lang_independent_options): Add flag_unit_at_a_time.
7198         (process_options): Disable unit-at-a-time mode for frontends not
7199         supporting callgraph.
7200         * tree-inline.c (typedef struct inline_data): Add "decl"
7201         (expand_call_inline): Update callgraph.
7202         (optimize_inline_calls): Set id.decl.
7203         * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit,
7204         cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call
7205         cgraph_calls_p): Declare.
7206         * invoke.texi (-funit-at-a-time): Document
7207
7208 2003-02-12  Aldy Hernandez  <aldyh@redhat.com>
7209
7210         * config/rs6000/spe.h: Fix misc formatting.
7211         (__ev_create_ufix32_fs): Cast ev argument.
7212         (__ev_create_sfix32_fs): Same.
7213         (__ev_get_sfix32_fs_internal): Cast arguments to builtins.
7214         (__ev_get_ufix32_fs_internal): Same.
7215
7216 2003-02-12  Ranjit Mathew  <rmathew@hotmail.com>
7217
7218         * doc/tm.texi (MODIFY_JNI_METHOD_CALL): Document.
7219         * config/i386/cygwin.h (MODIFY_JNI_METHOD_CALL): New macro.
7220
7221 2003-02-12  Zack Weinberg  <zack@codesourcery.com>
7222
7223         * cpplib.c (do_include_common): Move warnings for
7224         #include_next and #import out to callers.  Use early-return
7225         instead of nested ifs.  Don't do check_eol here.
7226         (parse_include): Do check_eol here with the rest of the
7227         parsing stuff.
7228         (do_include_next, do_import): Now handle warnings.
7229
7230 2003-02-11  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
7231
7232         * doc/install.texi (Specific): Update AVR- and Darwin-related URLs.
7233
7234 2003-02-12  Jan Hubicka  <jh@suse.cz>
7235
7236         * predict.c (estimate_probability):  Fix roundoff error.
7237
7238 2003-02-12  Kazu Hirata  <kazu@cs.umass.edu>
7239
7240         * config/h8300/h8300.md (a peephole2): Don't handle 65535.
7241         (two peephole2): New.
7242
7243 2003-02-12  Kazu Hirata  <kazu@cs.umass.edu>
7244
7245         * config/h8300/h8300.md (several peephole2): Replace
7246         find_regno_note with peep2_reg_dead_p.
7247
7248 2003-02-11  Richard Henderson  <rth@redhat.com>
7249
7250         * gcse.c (lookup_set): Remove unused argument PAT.  Update
7251         both callers.
7252
7253 2003-02-11  Geoffrey Keating  <geoffk@apple.com>
7254
7255         * diagnostic.c (real_abort): New.
7256         (diagnostic_report_diagnostic): Call real_abort on error.
7257         * diagnostic.h (diagnostic_abort_on_error): New.
7258         (struct diagnostic_context): Add abort_on_error field.
7259         * toplev.c (setup_core_dumping): New.
7260         (decode_d_option): Handle 'H' case.
7261         * doc/invoke.texi (Debugging Options): Document -dH.
7262
7263 2003-02-11  Nathanael Nerode  <neroden@gcc.gnu.org>
7264
7265         * Makefile.in: Remove pointless setting of CXXFLAGS for dejagnu
7266         which refers to obsolete directories.
7267
7268 2003-02-11  Richard Henderson  <rth@redhat.com>
7269
7270         * config/alpha/linux.h (TARGET_C99_FUNCTIONS): New.
7271
7272 2002-10-21  Jan Hubicka  <jh@suse.cz>
7273
7274         * i386.c (contains_128bit_aligned_vector_p): New function.
7275         (ix86_function_arg_boundary): Properly align vector modes.
7276
7277 2003-02-11  Bob Wilson  <bob.wilson@acm.org>
7278
7279         * config/xtensa/xtensa.md (set_frame_ptr): Change rtl to set reg a7.
7280         * config/xtensa/xtensa.c (xtensa_reorg): Search for UNSPECV_SET_FP
7281         as a SET pattern.
7282
7283 2003-02-11  Roger Sayle  <roger@eyesopen.com>
7284
7285         * builtins.c:  Fix failure caused by commiting wrong patch.
7286
7287 2003-02-11  Dale Johannesen  <dalej@apple.com>
7288         * ra-build.c (compare_and_free_webs):  Relax checking.
7289         * config/rs6000/darwin.h (HOT_TEXT_SECTION_NAME):  Define.
7290         (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):  Define.
7291
7292 2003-02-11  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
7293
7294         PR optimization/9651
7295         * rtlanal.c (may_trap_p): Handle FIX.
7296
7297 2003-02-11  Dave Jones <davej@codemonkey.org.uk>
7298
7299         * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE.
7300         * doc/invoke.texi: Extra alias.
7301
7302 2003-02-11  Geoffrey Keating  <geoffk@apple.com>
7303
7304         * config/rs6000/host-darwin.c: Fix comment.
7305
7306 2003-02-11  David Edelsohn  <edelsohn@gnu.org>
7307
7308         * config/rs6000/rs6000.md (divmodsi4): Use register_operand
7309         predicate for mod result.
7310
7311 2003-02-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7312
7313         * inclhack.def (hpux_long_double, hpux10_ctype_declarations1,
7314         hpux10_ctype_declarations2, hpux_ctype_macros): New hacks.
7315         * fixincl.x: Rebuilt.
7316         * tests/base/stdlib.h: Update.
7317         * tests/base/ctype.h: New file.
7318
7319 2003-02-11  Jan Hubicka  <jh@suse.cz>
7320
7321         * emit-rtl.c (emit_copy_of_insn_after): Copy insn recog cache too.
7322
7323 2003-02-11  Richard Henderson  <rth@redhat.com>
7324
7325         * config/i386/i386.c (ix86_expand_movstr): Fail if esi or edi
7326         appropriated as globals.
7327         (ix86_expand_clrstr): Similarly.
7328         * config/i386/i386.md (cmpstrsi): Similarly.
7329
7330 2003-02-11  Kazu Hirata  <kazu@cs.umass.edu>
7331
7332         * config/h8300/h8300.md (a peephole2): Add a case of 255.
7333
7334 2003-02-11  Roger Sayle  <roger@eyesopen.com>
7335
7336         * optabs.h (enum optab_index): Add new OTI_pow and OTI_atan2.
7337         (pow_optab, atan2_optab): Define corresponding macros.
7338         * optabs.c (init_optabs): Initialize pow_optab and atan2_optab.
7339         * genopinit.c (optabs): Implement pow_optab and atan2_optab
7340         using pow?f3 and atan2?f3 patterns.
7341         * builtins.c (expand_errno_check): New function to update errno
7342         if necessary, split out from expand_builtin_mathfn.
7343         (expand_builtin_mathfn): Use expand_errno_check.
7344         (expand_builtin_mathfn_2): New function to handle expanding binary
7345         math functions, reusing the code in expand_errno_check.
7346         (expand_builtin): Handle the pow and atan2 math built-ins,
7347         BUILT_IN_{POW,POWF,POWL,ATAN2,ATAN2F,ATAN2L} via the new function
7348         expand_builtin_mathfn_2.
7349
7350         * doc/md.texi: Document new pow?f3 and atan2?f3 patterns.
7351
7352 2003-02-11  Jan Hubicka  <jh@suse.cz>
7353
7354         * combine.c (combine_simplify_rtx): Fix folding of
7355         nested float_truncates.
7356
7357 2003-02-11  Kazu Hirata  <kazu@cs.umass.edu>
7358
7359         * config/h8300/h8300.md (a peephole2): Fix a typo.
7360
7361 2003-02-11  Richard Earnshaw  <rearnsha@arm.com>
7362
7363         * arm.mc (return_address_mask): Use CC_REGNUM for the condition code
7364         register number.
7365
7366 2003-02-11  Kazu Hirata  <kazu@cs.umass.edu>
7367
7368         * config/h8300/h8300-protos.h: Add a prototype for
7369         gtuleu_operator.
7370         * config/h8300/h8300.c (gtuleu_operator): New.
7371         * config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator.
7372         * config/h8300/h8300.md (a peephole2): New.
7373
7374 2003-02-11  Jan Hubicka  <jh@suse.cz>
7375
7376         * sched-ebb.c (schedule_ebbs): Do not verify_flow_info.
7377
7378 2003-02-11  Jan Hubicka  <jh@suse.cz>
7379
7380         * predict.c (choose_function_section): Choose sections correctly.
7381
7382 2003-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7383
7384         * reload1.c (first_label_num): New.
7385         (reload): Index offsets_known_at and offsets_at using difference of
7386         label number and first label number.  Don't use offset pointers.
7387         (set_label_offsets, set_initial_label_offsets): Likewise.
7388
7389 2003-02-10  Roger Sayle  <roger@eyesopen.com>
7390
7391         * mips-tfile.c (init_file): Add missing initializers in the
7392         "#ifdef __alpha" case.
7393         (file_offset, max_file_offset): Declare as unsigned long.
7394         (write_varray): Cast to "unsigned long" in comparisons against
7395         either file_offset or max_file_offset.
7396         (write_object): Likewise.
7397         (read_seek): Likewise.
7398         (copy_object): Likewise. Declare "ifd" as int to match its use
7399         in add_ext_symbol, and avoid signed/unsigned conditional warning.
7400
7401 2003-02-10  Nick Clifton  <nickc@redhat.com>
7402             Aldy Hernandez  <aldyh@redhat.com>
7403
7404         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Do not
7405         override options which have been specified on the command line.
7406
7407 2003-02-10  Kazu Hirata  <kazu@cs.umass.edu>
7408
7409         * config/h8300/h8300.md (abssf2): New.
7410         (*abssf2_h8300): Likewise.
7411         (*abssf2_h8300hs): Likewise.
7412
7413 2003-02-10  Phil Edwards  <pme@gcc.gnu.org>
7414
7415         * tree.c (build_tree_list):  Fix parameter names in comment.
7416
7417 2003-02-10  Janis Johnson  <janis187@us.ibm.com>
7418
7419         * config/rs6000/ppc64-fp.c: New file.
7420         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
7421
7422 2003-02-10  Josef Zlomek  <zlomekj@suse.cz>
7423
7424         * Makefile.in (bb-reorder.o): Add dependency on $(FIBHEAP_H).
7425         * bb-reorder.c (make_reorder_chain): Deleted.
7426         (make_reorder_chain_1): Deleted.
7427         (find_traces): New function.
7428         (rotate_loop): New function.
7429         (mark_bb_visited): New function.
7430         (find_traces_1_round): New function.
7431         (copy_bb): New function.
7432         (bb_to_key): New function.
7433         (better_edge_p): New function.
7434         (connect_traces): New function.
7435         (copy_bb_p): New function.
7436         (get_uncond_jump_length): New function.
7437         (reorder_basic_blocks): Use new functions (Software Trace Cache).
7438         * cfgcleanup.c (outgoing_edges_match): Enable crossjumping across loop
7439         boundaries.
7440
7441 2003-02-10  Aldy Hernandez  <aldyh@redhat.com>
7442
7443         * config/rs6000/rs6000.c (bdesc_2arg): Change spe_evxor to xorv2si3.
7444
7445 2003-02-09  Dan Nicolaescu  <dann@ics.uci.edu>
7446
7447         * tree.h (struct tree_decl): Remove unused live_range_rtl field.
7448         (DECL_LIVE_RANGE_RTL): Remove.
7449
7450 2003-02-10  Nick Clifton  <nickc@redhat.com>
7451
7452         * config/arm/aof.h, config/arm/aout.h, config/arm/arm-modes.def,
7453         config/arm/arm-protos.h, config/arm/arm.c, config/arm/arm.h,
7454         config/arm/arm.md, config/arm/cirrus.md, config/arm/coff.h,
7455         config/arm/conix-elf.h, config/arm/ecos-elf.h, config/arm/elf.h,
7456         config/arm/freebsd.h, config/arm/linux-elf.h,
7457         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
7458         config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
7459         config/arm/rtems-elf.h, config/arm/semi.h, config/arm/semiaof.h,
7460         config/arm/strongarm-coff.h, config/arm/strongarm-elf.h,
7461         config/arm/strongarm-pe.h, config/arm/uclinux-elf.h,
7462         config/arm/unknown-elf-oabi.h, config/arm/unknown-elf.h,
7463         config/arm/xscale-elf.h: Replace occurances of "GNU CC" with "GCC"
7464         and reformat as appropriate.
7465
7466 2003-02-10  Kazu Hirata  <kazu@cs.umass.edu>
7467
7468         * config/h8300/clzsi2.c: Remove.
7469         * config/h8300/ctzsi2.c: Likewise.
7470         * config/h8300/paritysi2.c: Likewise.
7471         * config/h8300/popcountsi2.c: Likewise.
7472         * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Remove clzsi2,
7473         ctzsi2, paritysi2, and popcountsi2.
7474
7475 2003-02-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
7476             Christian Ehrhardt  <ehrhardt@mathematik.uni-ulm.de>
7477
7478         PR c/7741
7479         * c-decl.c (duplicate_decls): Discard the initializer of the
7480         new decl when the types are conflicting.
7481
7482 2003-02-10  Josef Zlomek  <zlomekj@suse.cz>
7483
7484         * Makefile.in (sreal.o): Added.
7485         (predict.o): Depends on sreal.h instead of real.h.
7486         * sreal.c: New file.
7487         * sreal.h: New file.
7488         * predict.c: Use sreal.c instead of real.c.
7489
7490 2003-02-10  Nick Clifton  <nickc@redhat.com>
7491
7492         * Contributed support for the Cirrus EP9312 "Maverick"
7493         floating point co-processor.  Written by Aldy Hernandez
7494         <aldyh@redhat.com>.
7495         (config/arm/arm.c): Add Cirrus support.
7496         (config/arm/arm.h): Likewise.
7497         (config/arm/aout.h): Likewise.
7498         (config/arm/arm.md): Likewise.
7499         (config/arm/arm-protos.h): Likewise.
7500         (config.gcc): Likewise.
7501         (doc/invoke.texi): Describe new -mcpu value and new
7502         -mcirrus-fix-invalid-insns switch,
7503         (cirrus.md): New file.
7504
7505 2003-02-10  Jan Hubicka  <jh@suse.cz>
7506
7507         * combine.c (combine_simplify_rtx): Simplify using
7508         (float_truncate (float x)) is (float x)
7509         (float_extend (float_extend x)) is (float_extend x).
7510
7511 2003-02-10  Alan Modra  <amodra@bigpond.net.au>
7512
7513         * calls.c (try_to_integrate): Tidy stack_usage_map access.
7514         (emit_library_call_value_1): Likewise.  Formatting.
7515         (store_one_arg): Likewise.
7516
7517 2003-02-09  Nick Clifton  <nickc@redhat.com>
7518             Aldy Hernandez  <aldyh@redhat.com>
7519
7520         * config/rs6000/spe.md: spe_evlhhesplat, spe_evlhhossplat,
7521         spe_evlhhousplat, spe_evlwhsplat, spe_evlwwsplat, spe_evldd,
7522         spe_evldh, spe_evldw, spe_evlwhe, spe_evlwhos, spe_evlwhou,
7523         spe_evstdd, spe_evstdh, spe_evstdw, spe_evstdwx, spe_evstwhe,
7524         spe_evstwho, spe_evstwwe, spe_evstwwo: Fix syntax to match newest
7525         docs.  Add range test for immediate value.
7526
7527 2003-02-09  Aldy Hernandez  <aldyh@redhat.com>
7528
7529         Rename spe_evxor to xorv2si3.
7530         (xorv4hi3): New.
7531         (xorv1di3): New.
7532
7533 2003-02-10  Glen Nakamura  <glen@imodulo.com>
7534
7535         * doc/extend.texi (C++98 Thread-Local Edits): Add missing @item
7536         tag.
7537
7538 2003-02-10  Jan Hubicka  <jh@suse.cz>
7539
7540         * i386.c (vector_move_operand): New predicate.
7541         (ix86_expand_vector_move): Be happy about 0.
7542         * i386.h (PREDICATE_CODES): Add sse-move_operand.
7543         * i386.md (mov*_internal): Add 'C' alternative.
7544
7545 2003-02-09  Jan Hubicka  <jh@suse.cz>
7546
7547         * i386.md (floathi*): Deal with SSE.
7548
7549 2003-02-09  Jan Hubicka  <jh@suse.cz>
7550
7551         * simplify-rtx.c (simplify_unary_operation,
7552         simplify_binary_operation):  Deal with vector modes
7553         (simplify_ternary_operation):  Deal with no-op VEC_MERGE.
7554
7555 2003-02-09  Richard Sandiford  <rsandifo@redhat.com>
7556
7557         * toplev.c (rest_of_compilation): Recompute register usage after
7558         split_all_insns.
7559
7560 2003-02-09  Richard Henderson  <rth@redhat.com>
7561
7562         * libgcc-std.ver (__clztf2): New.
7563         (__ctztf2, __popcounttf2, __paritytf2): New.
7564         * libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2,
7565         __popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode;
7566         adjust code to match the different type sizes.
7567         * libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2,
7568         __clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros.
7569
7570         * optabs.c (init_integral_libfuncs): Don't hard-code SImode and
7571         TImode; select word_mode and twice that.
7572         (init_floating_libfuncs): Don't hard-code SFmode and TFmode;
7573         select the modes from float, double, and long double.
7574         (init_optabs): Remove duplicate initializations.
7575
7576 2003-02-09  Wolfgang Bangerth  <bangerth@ticam.utexas.edu>
7577
7578         * doc/install.texi: Squeeze and streamline section on
7579         testing and regression checking.
7580
7581 2003-02-09  Jan Hubicka  <jh@suse.cz>
7582
7583         * i386.md (ahi?v*3): Set third operand type to TImode.
7584         * i386.c (ix86_expand_binop_builtin): Extend operand when needed.
7585
7586         * simplify-rtx.c (simplify_subreg): Fix conversion from vector into
7587         integer mode.
7588
7589         * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE):
7590         Change code so they are arithmetic expressions now.
7591         * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
7592         simplify_ternary_operation): Deal with VEC_* expressions.
7593
7594         * i386.md (vmaskcmp, pinsrw, movd patterns):  Fix RTL representation.
7595
7596 2003-02-08  Jan Hubicka  <jh@suse.cz>
7597
7598         * cfgrtl.c (verify_flow_info):  Use control_flow_insn_p.
7599         * reload1.c (fixup_abnormal_edges):  Split basic blocks when EH edges
7600         possibly got duplicated.
7601
7602 2003-02-08  Richard Henderson  <rth@redhat.com>
7603
7604         * config/alpha/alpha.c (override_options): Turn off explicit
7605         relocs until post-peep2 code duplication resolved.
7606
7607 2003-02-08  Kazu Hirata  <kazu@cs.umass.edu>
7608
7609         * optabs.c (expand_unop): Widen clz properly when clz is done
7610         via libcall.
7611
7612 2003-02-08  Kazu Hirata  <kazu@cs.umass.edu>
7613
7614         * config/h8300/clzsi2.c: Replace "GNU CC" with "GCC".
7615         * config/h8300/crti.asm: Likewise.
7616         * config/h8300/crtn.asm: Likewise.
7617         * config/h8300/ctzsi2.c: Likewise.
7618         * config/h8300/fixunssfsi.c: Likewise.
7619         * config/h8300/h8300-protos.h: Likewise.
7620         * config/h8300/h8300.c: Likewise.
7621         * config/h8300/h8300.h: Likewise.
7622         * config/h8300/h8300.md: Likewise.
7623         * config/h8300/paritysi2.c: Likewise.
7624         * config/h8300/popcountsi2.c: Likewise.
7625         * config/h8300/rtems.h: Likewise.
7626
7627 2003-02-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
7628
7629         * doc/invoke.texi: Documentation for my previous commit.
7630         * doc/passes.texi: Ditto.
7631
7632 2003-02-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
7633
7634         * cfgloop.h (fix_loop_placement, can_duplicate_loop_p,
7635         duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
7636         Declare.
7637         (DLTHE_FLAG_UPDATE_FREQ): New.
7638         * cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to,
7639         loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs,
7640         rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements,
7641         fix_bb_placement, fix_bb_placements, place_new_loop,
7642         scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges):
7643         New static functions.
7644         (fix_loop_placement, can_duplicate_loop_p,
7645         duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
7646         New functions.
7647
7648         * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize,
7649         unswitch_loops): Declare.
7650         * loop-init.c: New file.
7651         * loop-unswitch.c: New file.
7652         * Makefile.in (loop-init.o, loop-unswitch.o): New.
7653         * params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New.
7654         * toplev.c (DFI_loop2): New dump.
7655         (flag_unswitch_loops): New.
7656         (lang_independent_options): Add it.
7657         (rest_of_compilation): Call new loop optimizer.
7658         (parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3.
7659
7660 2003-02-08  Kazu Hirata  <kazu@cs.umass.edu>
7661
7662         * config/h8300/clzsi2.c: New.
7663         * config/h8300/ctzsi2.c: Likewise.
7664         * config/h8300/paritysi2.c: Likewise.
7665         * config/h8300/popcountsi2.c: Likewise.
7666         * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
7667
7668 2003-02-07  David Edelsohn  <edelsohn@gnu.org>
7669
7670         * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7671         * config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2.
7672         (ctzsi2): New pattern.
7673         (ffssi2): Use clz instead of unspec.
7674         (clzdi2): Rename from cntlzd2.
7675         (ctzdi2): New pattern.
7676         (ffsdi2): Use clz instead of unspec.
7677
7678 2003-02-07  Loren James Rittle  <ljrittle@acm.org>
7679
7680         * config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice.
7681         * config/ia64/freebsd.h (LINK_SPEC): Likewise.
7682         * config/sparc/freebsd.h (LINK_SPEC): Likewise.
7683         * config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches.
7684
7685 2003-02-07  Wolfgang Bangerth  <bangerth@ticam.utexas.edu>
7686
7687         * doc/trouble.texi: Document pitfalls of two-stage name lookup.
7688
7689 2003-02-07  Richard Henderson  <rth@redhat.com>
7690
7691         PR 9226
7692         * gcse.c (local_cprop_find_used_regs): New.
7693         (local_cprop_pass): Use it.
7694
7695 2003-02-07  Fred Fish  <fnf@intrinsity.com>
7696
7697         * mips-tfile.c (parse_def): Parenthesize assignments to fix
7698         precedence bugs.
7699
7700 2003-02-07  Segher Boessenkool  <segher@koffie.nl>
7701
7702         * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE.
7703
7704 2003-02-07  Roger Sayle  <roger@eyesopen.com>
7705
7706         * builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type.
7707         (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise.
7708         (BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise.
7709         * builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l
7710         builtin functions (and their __builtin_* variants).
7711         * builtins.c (mathfn_built_in): Handle missing log{,f,l} cases.
7712         (expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l}
7713         when not optimizing.
7714
7715         * doc/extend.texi: Document new pow and atan2 builtins, and
7716         their float and long double variants.  Realphabetize builtins.
7717
7718 2003-02-07  Jan Hubicka  <jh@suse.cz>
7719
7720         * i386.md (sse2_nandv2di3): Fix.
7721
7722 2003-03-07  Danny Smith  <dannysmith@users.sourceforge.net>
7723
7724         * config/i386/i386.h (MS_AGGREGATE_RETURN): New define.
7725         * config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default
7726         definition.
7727         * config/i386/i386.h (ix86_return_in_memory): Return aggregate
7728         types of up to 8 bytes via registers if MS_AGGREGATE_RETURN.
7729
7730 2003-02-07  Jan Hubicka  <jh@suse.cz>
7731
7732         * i386.md (movdi_rex64_1): Fix mmx<->int move opcode.
7733
7734 2003-02-07  Daniel Berlin  <dberlin@dberlin.org>
7735
7736         * cfg.c (dump_flow_info): Add back accidently deleted line.
7737
7738 2003-02-07  Andrey Petrov <petrov@netbsd.org>
7739
7740         * optabs.c (expand_float): Search wider integer modes first.
7741
7742 2003-02-07  Bob Wilson  <bob.wilson@acm.org>
7743
7744         * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this
7745         based on preprocessor flag.
7746
7747 2003-02-07  Roger Sayle  <roger@eyesopen.com>
7748             Richard Henderson  <rth@redhat.com>
7749
7750         * gcse.c (implicit_sets): New.
7751         (compute_hash_table_work): Include them in hash table.
7752         (find_implicit_sets, fis_get_condition): New.
7753         (one_cprop_pass): Allocate and free implicit_sets; call
7754         find_implicit_sets before building hash table.
7755
7756 2003-02-07  Jason Thorpe  <thorpej@wasabisystems.com>
7757
7758         * config/t-netbsd (USER_H): Revert previous change.
7759
7760 2003-02-07  Gabor Greif  <ggreif@lucent.com>
7761
7762         * doc/c-tree.texi (Namespaces): Fix typo.
7763
7764 2003-02-07  Jan Hubicka  <jh@suse.cz>
7765
7766         * regrename.c (do_replace, find_oldest_value_reg,
7767         copyprop_hardreg_forward_1): Update register attributes.
7768
7769 2003-02-06  Vladimir Makarov  <vmakarov@redhat.com>
7770
7771         * genautomata.c (VLA_PTR_CREATE, VLA_PTR_EXPAND, VLA_PTR_ADD,
7772         VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD): Use temporay
7773         variables starting with underscore.
7774         (struct unit_usage): New structure.
7775         (unit_usages, cycle_alt_unit_usages): New global variables.
7776         (check_unit_distribution_in_reserv): Remove it.
7777         (store_alt_unit_usage): New function.
7778         (check_regexp_units_distribution): Rewrite it.
7779
7780 2003-02-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7781
7782         * config.gcc (hppa*-*-linux*): Set MASK_NO_SPACE_REGS in
7783         target_cpu_default.
7784         * pa.c (attr_length_call): Add 8 to call length (long indirect PA 1.X)
7785         if not MASK_NO_SPACE_REGS.
7786         (output_call): Adjust return pointer, don't load new space register
7787         into %sr0, and use %sr4 for call if TARGET_NO_SPACE_REGS is true.
7788         (pa_asm_output_mi_thunk): Don't load new space register into %sr0 if
7789         TARGET_NO_SPACE_REGS is true.
7790         * pa.md (return_external_pic): Add TARGET_NO_SPACE_REGS to insn
7791         conditions.
7792         (epilogue): Always use return_internal if TARGET_NO_SPACE_REGS is true.
7793         (interspace_jump): Add new pattern for when TARGET_NO_SPACE_REGS is
7794         true.  Use bve when TARGET_64BIT is true.
7795
7796 2003-02-06  Richard Henderson  <rth@redhat.com>
7797
7798         * combine.c (nonzero_bits): Fix double break.
7799
7800 2003-02-06  Eric Botcazou <ebotcazou@libertysurf.fr>
7801             Richard Henderson <rth@redhat.com>
7802
7803         PR c/9530
7804         * config/i386/i386.c (ix86_function_ok_for_sibcall): Forbid sibcalls
7805         from functions that return a float to functions that don't.
7806
7807 2003-02-06  Jan Hubicka  <jh@suse.cz>
7808
7809         * i386.c (x86_inter_unit_moves): New variable.
7810         (ix86_secondary_memory_needed): Fix 64bit case, honor
7811         TARGET_INTER_UNIT_MOVES
7812         * i386.h (x86_inter_unit_moves): Declare.
7813         (TARGET_INTER_UNIT_MOVES): New macro.
7814         * i386.md (movsi_1): Cleanup constraints; disable
7815         when not doing inter-unit moves.
7816         (movsi_1_nointernunit): New.
7817         (movdi_1_rex64): Fix constraints; deal with SSE->GPR moves.
7818         (movdi_1_rex64_nointerunit): New.
7819         (mivsf_1): disable when not doing inter-unit moves.
7820         (movsf_1_nointerunit): New.
7821
7822         * basic-block.h (inside_basic_block_p):  Declare.
7823         * cfgbuild.c (inside_basic_block_p): Make global.
7824         * haifa-sched.c (unlink_other_notes0: Deal with NOT_INSN_BASIC_BLOCK.
7825         * scheudle-ebb.c  (schedule_ebb): Return last basic block of trace;
7826         update CFG.
7827         (fix_basic_block_boundaries, add_missing_bbs): New.
7828         (rank): Use profile.
7829         (scheudle_ebbs): Rely on CFG; update coments.
7830
7831 2003-02-05  Geoffrey Keating  <geoffk@apple.com>
7832
7833         * Makefile.in (host_hook_obj): New.
7834         (OBJS): Add $(host_hook_obj).
7835         (host_default.o): New rule.
7836         * config.gcc (host_hook_obj): New, default to host-default.o.
7837         (powerpc-*-darwin*): Use host-darwin.o.
7838         (out_host_hook_obj): New.
7839         * configure: Regenerate.
7840         * configure.in: Print information about out_host_hook_obj, substitute
7841         into output files.
7842         * host-default.c: New file.
7843         * hosthooks.h: New file.
7844         * toplev.c (general_init): Call host_hooks.extra_signals.
7845         * config/rs6000/host-darwin.c: New file.
7846         * config/rs6000/x-darwin: New file.
7847         * doc/hostconfig.texi: Add documentation for new host hook.
7848         Rearrange existing documentation.
7849
7850 2003-02-05  Roger Sayle  <roger@eyesopen.com>
7851
7852         * dwarf2out.c (mem_loc_descriptor): Replace ASM_SIMPLIFY_DWARF_ADDR
7853         with *targetm.delegitimize_address.
7854         (rtl_for_decl_location): Likewise.
7855         * dwarfout.c (output_mem_loc_descriptor): Likewise.  Include target.h.
7856         * Makefile.in (dwarf2out.c, dwarfout.c): Depend upon $(TARGET_H)
7857
7858         * config/i386/i386.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
7859         * config/i386/i386-protos.h (i386_simplify_dwarf_addr): Remove
7860         prototype.
7861         * config/i386/i386.c (ix86_delegitimize_address): Renamed from
7862         i386_simplify_dwarf_addr.  Made static.  Prototyped.
7863         (TARGET_DELEGITIMIZE_ADDRESS): Update definition from
7864         i386_simplify_dwarf_addr to ix86_delegitimize_address.
7865         (ix86_find_base_term): Likewise.
7866         (maybe_get_pool_constant): Likewise.
7867
7868         * config/s390/s390.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
7869         * config/s390/s390-protos.h (s390_simplify_dwarf_addr): Remove
7870         prototype.
7871         * config/s390/s390.c (s390_delegitimize_address): Renamed from
7872         s390_simplify_dwarf_addr.  Made static.  Prototyped.
7873         (TARGET_DELEGITIMIZE_ADDRESS): Define as s390_delegitimize_address.
7874
7875 2003-02-05  Richard Henderson  <rth@redhat.com>
7876
7877         PR c/8602
7878         * integrate.c (output_inline_function): Reset input_filename
7879         and lineno from the decl before rest_of_compilation.
7880
7881 2003-02-05  Richard Henderson  <rth@redhat.com>
7882
7883         * defaults.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
7884         (CTZ_DEFINED_VALUE_AT_ZERO): New.
7885         * doc/rtl.texi, doc/tm.texi: Document them.
7886
7887         * combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness
7888         of the value at zero properly.
7889         * fold-const.c (tree_expr_nonnegative_p): Likewise.
7890         * simplify-rtx.c (simplify_unary_operation): Likewise.
7891
7892         * config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
7893         (CTZ_DEFINED_VALUE_AT_ZERO): New.
7894
7895         * config/arm/arm.c (TARGET_INIT_BUILTINS): Remove.
7896         (TARGET_EXPAND_BUILTIN): Remove.
7897         (def_builtin, arm_init_builtins, arm_expand_builtin): Remove.
7898         * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
7899         (enum arm_builtins): Remove.
7900         * config/arm/arm.md (UNSPEC_CLZ): Remove.
7901         (clzsi2): Rename from clz; use clz instead of unspec.
7902         (ctzsi2): New.
7903         * config/arm/arm-protos.h: Update.
7904
7905 2003-02-05  Jan Hubicka  <jh@suse.cz>
7906
7907         * i386-protos.h (x86_emit_floatuns):  Declare.
7908         * i386.c (x86_emit_floatuns): New global function.
7909         * i386.md (floatunssisf2, floatunsdisf2,
7910         floatunsdidf2):  New patterns.
7911
7912 2003-01-25  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
7913
7914         * cfgloopmanip.c (force_single_succ_latches): Fix missindentation.
7915
7916 2003-02-05  Hans Boehm <Hans.Boehm@hp.com>
7917
7918         * config/ia64/unwind-ia64.c: include coretypes.h, tm.h to get
7919           config/ia64/linux.h
7920
7921 2003-02-05  Roger Sayle  <roger@eyesopen.com>
7922
7923         * cfgloop.h (flow_bb_inside_loop_p): Correct prototype again.
7924
7925 2003-02-05  Jakub Jelinek  <jakub@redhat.com>
7926
7927         PR optimization/8555
7928         * config/i386/i386.md (sse_mov?fcc split): Handle op2 == op3 case
7929         instead of aborting.
7930
7931 2003-02-04  Richard Henderson  <rth@redhat.com>
7932
7933         * config/i386/i386.md (UNSPEC_BSF): Remove.
7934         (ffssi2): Split into cmove and no_cmove insns and splitters;
7935         lose pentium float trick for now.
7936         (ffssi_1): Add * to name; use CTZ instead of UNSPEC.
7937         (ctzsi2, clzsi2, bsr): New.
7938
7939 2003-02-04  Richard Henderson  <rth@redhat.com>
7940
7941         * config/ia64/ia64.c (rtx_needs_barrier): Handle POPCOUNT,
7942         UNSPEC_GETF_EXP; remove UNSPEC_POPCNT.
7943         * config/ia64/ia64.md (UNSPEC_POPCNT): Remove.
7944         (ffsdi2): Use popcount instead of unspec.
7945         (popcountdi2): Rename from *popcnt.
7946         (ctzdi2, clzdi2, getf_exp_tf): New.
7947
7948 2003-02-04  Kazu Hirata  <kazu@cs.umass.edu>
7949
7950         * genconfig.c (main): Generate CC0_P.
7951         * rtl.h (CC0_P): Remove.
7952
7953 2003-02-04  Richard Henderson  <rth@redhat.com>
7954
7955         * libgcc2.h, libgcc2.c (__ffsSI2): New.
7956         (__ffsDI2): Rename from __ffsdi2.
7957         * mklibgcc.in (lib2funcs): Add _ffssi2.
7958
7959 2003-02-04  Richard Henderson  <rth@redhat.com>
7960
7961         * libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction
7962         rounds with a "bit table" lookup.
7963
7964 2003-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
7965
7966         * reload.c (find_reloads): Do not use the mode specified in the insn
7967         pattern as reload mode for address operands.  Do not generate optional
7968         reloads for operands where a mandatory reload was already pushed.
7969
7970 2003-02-04  Richard Henderson  <rth@redhat.com>
7971
7972         * longlong.h [alpha] (count_leading_zeros, count_trailing_zeros): Use
7973         builtins instead of inline assembly.
7974
7975 2003-02-04  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
7976
7977         PR c/9376
7978         * libgcc2.c (__subvdi3): Fix typo.
7979
7980 2003-02-04  Jan Hubicka  <jh@suse.cz>
7981
7982         * i386.md (movti_rex64):  Fix constraint.
7983
7984 2003-02-04  Jan Hubicka  <jh@suse.cz>
7985
7986         * i386.md (vector push splitters):  Fix typo in resolving conflict.
7987
7988 2003-02-04  Rodney Brown  <rbrown64@csc.com.au>
7989
7990         * config/i386/i386.c (x86_function_profiler): Fix typo in format.
7991
7992 2003-02-04  Phil Edwards  <pme@gcc.gnu.org>
7993
7994         * doc/install.texi (*-*-linux-gnu):  Mention glibc requirements
7995         for recent libstdc++.  Remove formatting cruft.
7996
7997 2003-02-04  Jakub Jelinek  <jakub@redhat.com>
7998
7999         * dwarf2out.c (dwarf2out_finish): Add AT_comp_dir
8000         attribute even if input file name is absolute, but one of the
8001         includes is relative.
8002
8003 2003-02-04  Joseph S. Myers  <jsm@polyomino.org.uk>
8004
8005         * doc/gcc.texi, doc/gccint.texi, doc/gcov.texi,
8006         doc/include/fdl.texi, doc/invoke.texi: Update to GFDL 1.2.
8007         * doc/install.texi: Update copyright dates.  Update to GFDL 1.2.
8008
8009 2003-02-03  Richard Henderson  <rth@redhat.com>
8010
8011         * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
8012         __popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change
8013         return type to "int".  Shuffle declarations and undef int trap.
8014         * libgcc2.h: Remove their declarations.
8015         * optabs.c (expand_unop): Force outmode to int for bitops.
8016
8017 2003-02-03  Bob Wilson  <bob.wilson@acm.org>
8018
8019         * config/xtensa/xtensa.c (order_regs_for_local_alloc): Order the
8020         coprocessor registers before floating-point registers.
8021         * config/xtensa/xtensa.h (REG_ALLOC_ORDER): Adjust register numbers
8022         to account for a previously removed register.
8023         (SPEC_REG_FIRST, SPEC_REG_LAST, SPEC_REG_NUM, COUNT_REGISTER_REGNUM):
8024         Delete unused macros.
8025
8026 2003-02-03  Jan Hubicka  <jh@suse.cz>
8027
8028         * i386.c (ix86_expand_store_builtin):  Always force op1 to register.
8029         (mov*_internal): Fix predicates; require one of operands to not be
8030         memory.
8031         (SSE?MMX move expanders):  Fix predicates; force one of operands to
8032         register.
8033         (SSE/MMX push patterns): Reorganize; fix x86-64 code generation.
8034         (movups/movupd/movdqu patterns): Force one of operands to not be
8035         memory.
8036
8037 2003-02-03  Roger Sayle  <roger@eyesopen.com>
8038
8039         * hooks.c (hook_rtx_rtx_identity): Generic hook function that
8040         takes a single rtx and returns it unmodified.
8041         * hooks.h (hook_rtx_rtx_identity): Prototype here.
8042         * target.h (struct gcc_target): Add "delegitimize_address"
8043         field to target structure.
8044         * target-def.h (TARGET_DELEGITIMIZE_ADDRESS):  Provide default
8045         for delegitimize_address target using hook_rtx_rtx_identity.
8046         (TARGET_INITIALIZER): Initialize delegitimize_address field
8047         using TARGET_DELEGITIMIZE_ADDRESS macro.
8048         * simplify-rtx.c (avoid_constant_pool_reference): Handle float
8049         extensions of constant pool references.  Use delegitimize_address
8050         to undo the obfuscation of "-fpic".
8051         * Makefile.in (simplify-rtx.o): Add dependency on target.h.
8052
8053         * config/i386/i386.c (TARGET_DELEGITIMIZE_ADDRESS): Define as
8054         i386_simplify_dwarf_addr.
8055         (ix86_find_base_term): Simplify using i386_simplify_dwarf_addr.
8056         (maybe_get_pool_constant): Likewise.
8057
8058 2003-02-03  Jan Hubicka  <jh@suse.cz>
8059
8060         * i386.c (ix86_expand_int_movcc):  Fix setcc sign bit case.
8061
8062 2003-02-03  Jan Hubicka  <jh@suse.cz>
8063
8064         * regclass.c (cannot_change_mode_set_regs): Correct argument order.
8065
8066 2003-02-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8067
8068         * mips/_tilib.c: Don't include tsystem.h or defaults.h.  Don't
8069         define LIBGCC2_WORDS_BIG_ENDIAN.  Include coretypes.h and tm.h.
8070
8071 2003-02-02  Andreas Schwab  <schwab@suse.de>
8072
8073         * varasm.c (asm_output_aligned_bss): Declare as possibly unused.
8074
8075 2003-02-02  Richard Earnshaw  <rearnsha@arm.com>
8076
8077         * arm.md (sibcall_epilogue): Set the "conds" to "clob".
8078         (epilogue_insns): Likewise.
8079
8080 2003-02-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8081
8082         * doc/install.texi (hppa*-hp-hpux11*): Update installation notes.
8083
8084 2003-02-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8085
8086         * pa-protos.h (attr_length_millicode_call): Remove second argument.
8087         (attr_length_indirect_call, attr_length_indirect_call,
8088         attr_length_save_restore_dltp): New prototypes.
8089         * pa.c (attr_length_millicode_call): Remove second argument.  Check
8090         INSN_ADDRESSES_SET_P in distance calculation.
8091         (output_millicode_call): Check INSN_ADDRESSES_SET_P before using
8092         INSN_ADDRESSES.
8093         (attr_length_call): Check INSN_ADDRESSES_SET_P in distance calculation.
8094         (output_call): Check INSN_ADDRESSES_SET_P before using INSN_ADDRESSES.
8095         Call attr_length_call directly.
8096         (attr_length_indirect_call, output_indirect_call,
8097         attr_length_save_restore_dltp): New functions.
8098         * pa.md (attr_length_millicode_call): Drop second argument from all
8099         patterns.
8100         (return_internal_pic): Delete.
8101         (return_external_pic): Remove use of PIC register and pic operand and
8102         flag checks.
8103         (epilogue): Use return_internal for both normal and pic code.
8104         (call, call_value): Emit new 32-bit pic patterns for symref and
8105         indirect calls.  Remove uses for arg pointer and pic register.
8106         (call_symref_pic, call_symref_pic_post_reload, call_reg_pic,
8107         call_reg_pic_post_reload, call_val_symref_pic,
8108         call_val_symref_pic_post_reload, call_val_reg_pic,
8109         call_val_reg_pic_post_reload): New pre and post reload insn patterns.
8110         Implement define_split and define_peephole2 patterns for pre reload
8111         patterns.
8112         (call_symref_64bit, call_internal_reg_64bit, call_value_symref_64bit,
8113         call_value_internal_reg_64bit): Shorten names.
8114         (all call patterns): Explicitly indicate registers used and clobbered.
8115         Use attr_length_indirect_call and attr_length_save_restore_dltp for
8116         attribute length calculation.  Move code generation for indirect calls
8117         to output_indirect_call.
8118         (sibcall, sibcall_value): Don't restore PIC register.
8119         (exception_receiver, builtin_setjmp_receiver): Add blockage after PIC
8120         register retore.
8121
8122 2003-02-02  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
8123
8124         * doc/install.texi (Testing): Simplify and compress instructions
8125         concerning Dejagnu.
8126
8127 2003-02-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8128
8129         * collect2.c (pexecute_pid): Rename to pid.
8130         (collect_wait, collect_execute, scan_prog_file, scan_libraries): Use
8131         pid.
8132
8133 2003-02-01  Geoffrey Keating  <geoffk@apple.com>
8134
8135         * doc/extend.texi (Function Attributes): Remove documentation
8136         for PowerPC Windows NT function attributes..
8137
8138 2003-02-01  Daniel Jacobowitz  <drow@mvista.com>
8139
8140         * dwarf2out.c (gen_type_die): Check for typedefs before calling
8141         for TYPE_MAIN_VARIANT.
8142
8143 2003-02-01  Richard Henderson  <rth@redhat.com>
8144
8145         * libgcc2.c: Include auto-host.h.
8146         (ATTRIBUTE_HIDDEN): New.
8147         (__clz_tab): Don't declare here for clz and ctz.
8148         (__clzsi2, __clzdi2): Use count_leading_zeros.
8149         (__ctzsi2, __ctzdi2): Use count_trailing_zeros.
8150         (__popcount_tab): Mark ATTRIBUTE_HIDDEN.
8151         (__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
8152         * longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
8153
8154 2003-02-01  Richard Henderson  <rth@redhat.com>
8155
8156         * config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT
8157         to the conditional.
8158         (ashlsi3_1_zext splitter): Likewise.
8159
8160 2003-02-01  Richard Henderson  <rth@redhat.com>
8161
8162         * optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
8163         * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
8164         __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
8165         return type to Wtype.
8166
8167         * libgcc-std.ver (GCC_3.4): Fix inheritance.
8168
8169         * config/i386/i386.md (ffssi2): Use nonimmediate_operand for
8170         expander input constraint.
8171
8172 2003-02-01  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
8173
8174         * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
8175         OTI_parity.
8176         (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
8177         * optabs.c (widen_clz, expand_parity): New.
8178         (expand_unop): Handle clz and parity.  Hardcode SImode as outmode
8179         for libcalls to clz, ctz, popcount, and parity.
8180         (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
8181         parity_optab, and set up libfunc handlers.
8182         * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
8183         __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
8184         __popcount_tab): New.
8185         * libgcc2.h: Declare them.
8186         * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
8187         * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
8188         and parity_optab.
8189         * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
8190         * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
8191         BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
8192         BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
8193         BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
8194         BUILT_IN_PARITYLL): New.
8195         * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
8196         and add optab argument.
8197         (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
8198         * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
8199         * expr.c (expand_expr): Handle them.
8200         * fold-const.c (tree_expr_nonnegative_p): Likewise.
8201         * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
8202         * reload1.c (eliminate_regs): Handle them.
8203         (elimination_effects): Likewise.
8204         * function.c (instantiate_virtual_regs_1): Likewise
8205         * genattrtab.c (check_attr_value): Likewise.
8206         * simplify-rtx.c (simplify_unary_operation): Likewise.
8207         * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
8208         * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
8209         (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
8210         * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
8211         * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
8212         __builtin_arm_clz.
8213         * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
8214         * mklibgcc.in (lib2funcs): ...here and merge.  Add new members.
8215         * doc/extend.texi (Other Builtins): Add new builtins.
8216         * doc/md.texi (Standard Names): Add new patterns.
8217
8218 2003-02-01  Ulrich Weigand  <uweigand@de.ibm.com>
8219
8220         * reload.c: Revert 2003-01-31 change.
8221
8222 2003-02-01  Jan Hubicka  <jh@suse.cz>
8223
8224         * combine.c (combine_simplify_rtx):  Use reversed_comparison_code_parts.
8225
8226 2003-02-01  Richard Sandiford  <rsandifo@redhat.com>
8227
8228         * flags.h (flag_volatile): Remove declaration.
8229         (flag_volatile_global, flag_volatile_static): Likewise.
8230         * c-typeck.c (build_indirect_ref): Don't check flag_volatile.
8231         * toplev.c (flag_volatile): Remove definition.
8232         (flag_volatile_global, flag_volatile_static): Likewise.
8233         (f_options): Remove corresponding entries here.
8234         * varasm.c (make_decl_rtl): Don't check flag_volatile_global
8235         or flag_volatile_static.
8236         * doc/invoke.texi: Remove documentation of -fvolatile,
8237         -fvolatile-global and -fvolatile-static.
8238
8239 2003-01-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8240
8241         * pa.c (pa_output_function_prologue, pa_output_function_epilogue): Move
8242         updating of total_code_bytes from prologue to epilogue.
8243
8244 2003-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
8245
8246         * reload.c (find_reloads): Do not use the mode specified in the insn
8247         pattern as reload mode for address operands.  Do not generate optional
8248         reloads for operands where a mandatory reload was already pushed.
8249         Generate optional reloads only in the final pass though find_reloads.
8250         (have_replacement_p): New function.
8251
8252 2003-01-31  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
8253
8254         * doc/install.texi (Testing): Remove a reference to our obsolete
8255         /testresults web pages and strip redundant information concerning
8256         test results.
8257         (Binaries): Refer to Microsoft Windows instead of listing all
8258         possible variants.
8259
8260 2003-02-01  Jan Hubicka  <jh@suse.cz>
8261
8262         * loop.c (emit_prefetch_instructions):  Do conversion at right place in
8263         RTL chain.
8264
8265         * combine.c (simplify_set): Reverse order of ragumetns to
8266         REG_CANNOT_CHANGE_MODE_P
8267         * df.c (df_def_record_1): Likewise.
8268         * recog.c (register_operand): Likewise.
8269         * simplify-rtx.c (simplify_subreg): Likewise.
8270         * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
8271         CANNOT_CHANGE_MODE_CLASS.
8272         * regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
8273         Likewise.
8274         * reload.c (push_reload): Likewise.
8275         * alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8276         * ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8277         * mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8278         * mips-protos.h (mips_cannot_change_mode_class): Update prototype.
8279         * mips.c (mips_cannot_change_mode_class): Update.
8280         * pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8281         * rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8282         * s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8283         * sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8284         * sh-protos.h (sh_cannot_change_mode_class): Update prototype.
8285         * sh.c (sh_cannot_change_mode_class): Update.
8286         * i386.h (CANNOT_CHANGE_MODE_CLASS): New.
8287         * tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.
8288
8289 2003-01-31  Geoffrey Keating  <geoffk@apple.com>
8290
8291         * config/darwin.h (LINK_COMMAND_SPEC): Update for Nathan's recent
8292         change to LINK_COMMAND_SPEC in gcc.c.
8293
8294 2003-01-31  Jan Hubicka  <jh@suse.cz>
8295
8296         PR c/9506
8297         * i386.c (override_options): Use DEFAULT_PCC_STRUCT_RETURN.
8298
8299 2003-01-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8300
8301         * pa32-regs.h (REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Delete
8302         duplicated code.
8303
8304 2003-01-31  Nathan Sidwell  <nathan@codesourcery.com>
8305
8306         * tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove.
8307         (BINFO_ELTS): New #define.
8308         * stor-layout.c (finalize_record_size): Don't set them.
8309         * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX,
8310         BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS.
8311         (BINFO_LANG_ELTS): New #define.
8312         * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS.
8313         * java/class.c (make_class): Use BINFO_ELTS.
8314         (set_super_info): Likewse.
8315         (add_interface_do): Likewise.
8316         * objc/objc-act.c (start_class): Use BINFO_ELTS.
8317
8318 2003-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8319
8320         * timevar.c (getrusage): Don't ever declare if not HAVE_GETRUSAGE.
8321         (times): Don't ever declare if not HAVE_TIMES.
8322         (clock): Don't ever declare if not HAVE_CLOCK.
8323
8324 2003-01-30  Richard Henderson  <rth@redhat.com>
8325
8326         * flow.c (update_life_info): Zap life info after cleanup_cfg.
8327         (regno_uninitialized): Use correct live at function entry set.
8328         (regno_clobbered_at_setjmp): Likewise.
8329
8330         * expr.c (store_expr): Promote all MEM intermediates to regs.
8331
8332 2003-01-30  Kazu Hirata  <kazu@cs.umass.edu>
8333
8334         * config/arm/arm.c: Fix comment typos.
8335         * config/arm/arm.h: Likewise.
8336         * config/arm/netbsd-elf.h: Likewise.
8337         * config/arm/netbsd.h: Likewise.
8338
8339 2003-01-30  Geoffrey Keating  <geoffk@apple.com>
8340
8341         * gengtype.c (struct walk_type_data): Add needs_cast_p.
8342         (walk_type): Set needs_cast_p in walk_type_data.
8343         (write_types_process_field): Supply casts when required to suppress
8344         warnings.
8345         (write_root): Cast gt_pch_n_S to suppress warning.
8346         * Makefile.in: Remove -Wno-error from gtype-desc.o and c-decl.o.
8347         * config/rs6000/rs6000.c (print_operand): Mask off high bits only
8348         when they might exist.
8349         * config/rs6000/t-rs6000: Remove -Wno-error from varasm.o,
8350         insn-conditions.o, and rs6000.o.
8351
8352 2003-01-30  Richard Henderson  <rth@redhat.com>
8353
8354         * ggc-page.c (G.context_depth_allocations): New.
8355         (G.context_depth_collections): New.
8356         (alloc_page): Set G.context_depth_allocations.
8357         (ggc_collect): Set G.context_depth_collections.
8358         (ggc_push_context): Limit to HOST_BITS_PER_LONG contexts.
8359         (ggc_pop_context): Early exit for no allocations or collections.
8360
8361 2003-01-30  Richard Henderson  <rth@redhat.com>
8362
8363         * tree-inline.c (walk_tree): Streamline duplicate hash table lookup.
8364
8365 2003-01-30  Richard Earnshaw  <rearnsha@arm.com>
8366
8367         * arm.c (arm_compute_initial_elimination_offset): If optimizing for
8368         size, the link register is always saved if any other register is
8369         saved.
8370
8371 2003-01-30  Kazu Hirata  <kazu@cs.umass.edu>
8372
8373         * config/h8300/h8300-protos.h: Update the prototype for
8374         compute_plussi_cc.
8375         (cpp_reader): Declare before it is used.
8376         * config/h8300/h8300.c (compute_plussi_cc): Change the return
8377         type to int.
8378         * config/h8300/h8300.md (monitor_prologue): Call abort() if we
8379         see an unknown H8 variant.
8380
8381 2003-01-30  Ralf Corsepius  <corsepiu@faw.uni-ulm.de>
8382
8383         PR target/9316
8384         * config/rs6000/rtems.h: Add CPP_OS_DEFAULT_SPEC.
8385         * config/rs6000/sysv4.h: Add CPP_OS_RTEMS_SPEC.
8386         * config/rs6000/t-rtems: New file. multilib variants to match OS.
8387         * config.gcc (powerpc-*-rtems*): Use rs6000/t-rtems instead of
8388         rs6000/t-ppcgas so we get the desired multilibs.
8389
8390 2003-01-30  Nick Clifton  <nickc@redhat.com>
8391
8392         * config/arm/arm.c (arm_output_epilogue): Update stack pointer
8393         when popping saved IP register off the stack.
8394
8395 2003-01-30  Kazu Hirata  <kazu@cs.umass.edu>
8396
8397         * config/rs6000/aix43.h: Fix comment typos.
8398         * config/rs6000/aix51.h: Likewise.
8399         * config/rs6000/aix52.h: Likewise.
8400         * config/rs6000/altivec.h: Likewise.
8401         * config/rs6000/rs6000.c: Likewise.
8402         * config/rs6000/rs6000.h: Likewise.
8403         * config/rs6000/rs6000.md: Likewise.
8404         * config/rs6000/spe.md: Likewise.
8405
8406 2003-01-29  Mark Mitchell  <mark@codesourcery.com>
8407
8408         * c-common.c (builtin_define_float_constants): Define
8409         __<TYPE>_HAS_INFINITY__ and __<TYPE>_HAS_QUIET_NAN__.
8410
8411 2003-01-30  Kazu Hirata  <kazu@cs.umass.edu>
8412
8413         * config/sh/lib1funcs.asm: Fix comment typos.
8414         * config/sh/linux.h: Likewise.
8415         * config/sh/sh.c: Likewise.
8416         * config/sh/sh.md: Likewise.
8417
8418 2003-01-30  Loren James Rittle  <ljrittle@acm.org>
8419
8420         * objc/Make-lang.in (objc-parse.y): Find c-parse.in in $(srcdir).
8421
8422 2003-01-30  Alexandre Oliva  <aoliva@redhat.com>
8423
8424         * config/fp-bit.h (__make_dp): Declare if TMODES.
8425
8426 2003-01-29  Kazu Hirata  <kazu@cs.umass.edu>
8427
8428         * config/h8300/h8300.h (PREDICATE_CODES): Add entries for
8429         general_operand_src and general_operand_dst.
8430
8431 2003-01-29  David Edelsohn  <edelsohn@gnu.org>
8432
8433         * config/rs6000/rs6000.c (function_arg_pass_by_reference):
8434         Return true for variable sized types.
8435         (rs6000_va_arg): Handle variable sized types passed by reference
8436         on non-SVR4 ABI.
8437
8438 2003-01-29  Richard Earnshaw  <rearnsha@arm.com>
8439
8440         * arm.c (arm_legtimize_address): New function.
8441         * arm-protos.h (arm_legtimize_address): Add prototype.
8442         * arm.h (ARM_LEGITIMIZE_ADDRESS): Use arm_legitimize_address.
8443         (LEGITIMIZE_ADDRESS, THUMB_LEGITIMIZE_ADDRESS): Wrap with
8444         do ... while (0)
8445
8446 2003-01-29  Joel Sherrill  <joel@OARcorp.com>
8447
8448         PR bootstrap/9296
8449         * gthr-rtems.h: Define __GTHREAD_MUTEX_INIT.  Apparently no code
8450         depended on it being defined until now.
8451
8452 2003-01-29  Joel Sherrill  <joel@OARcorp.com>
8453
8454         PR target/9295
8455         * config/mips/rtems.h: Predefine __USE_INIT_FINI__ so generic
8456         RTEMS code knows which C++ initialization style the toolset
8457         configuration is using.
8458
8459 2003-01-29  Joel Sherrill  <joel@OARcorp.com>
8460
8461         PR bootstrap/9293
8462         * config/m68k/t-crtstuff: Replace spaces with tabs, add
8463          $(MULTILIB_CFLAGS) as compiler option and multilib crtbegin/end.o.
8464
8465 2003-01-29  Joel Sherrill  <joel@OARcorp.com>
8466
8467         PR bootstrap/9292
8468         * config.gcc (hppa1.1-rtems):  Did not include t-rtems nor enable
8469         RTEMS threads.
8470         * config/pa/rtems.h (LIB_SPEC): Use -N when linking.
8471
8472 2003-01-29  Nick Clifton  <nickc@redhat.com>
8473
8474         * Makefile.in (c-parse.o): Locate source file in $(parsedir)
8475         not $(srcdir).
8476
8477 2003-01-29  Andrew Haley  <aph@redhat.com>
8478
8479         * tree-inline.c (walk_tree): Add CHAR_TYPE.
8480
8481 2003-01-29  Jan Hubicka  <jh@suse.cz>
8482
8483         * i386.md (subdi3_carry_rex64): Fix typo.
8484
8485 2003-01-28  Stan Shebs  <shebs@apple.com>
8486
8487         * coretypes.h (cpp_reader): Forward declare struct.
8488         * c-pragma.h (cpp_reader): Remove forward declaration.
8489         * hashtable.h (cpp_reader): Likewise.
8490         * scan.h (cpp_reader): Likewise.
8491         * tree.h (cpp_reader): Likewise.
8492         * config/darwin-protos.h (cpp_reader): Likewise.
8493         * config/arm/arm-protos.h (cpp_reader): Likewise.
8494         * config/rs6000/rs6000-protos.h: Remove GCC_CPPLIB_H ifdef, use
8495         struct cpp_reader in prototypes.
8496
8497 2003-01-28  Christian Cornelssen  <ccorn@cs.tu-berlin.de>
8498
8499         * doc/install.texi: Add documentation for installation into
8500         tooldirs and with DESTDIR.
8501
8502 2003-01-28  Richard Henderson  <rth@redhat.com>
8503
8504         * config.gcc (ia64*-*-aix*): Remove.
8505         * config/ia64/aix.h, config/ia64/t-aix: Remove file.
8506         * config/ia64/unwind-aix.c: Remove file.
8507
8508 2003-01-28  Andreas Schwab  <schwab@suse.de>
8509
8510         * config/m68k/m68k.md (tablejump+2): Don't sign extend an address
8511         register.
8512         * config/m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Likewise.
8513         * config/m68k/coff.h (ASM_RETURN_CASE_JUMP): Likewise.
8514         * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Likewise.
8515         * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8516         * config/m68k/mot3300.h (ASM_RETURN_CASE_JUMP): Likewise.
8517         * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8518         * config/m68k/pbb.h (ASM_RETURN_CASE_JUMP): Likewise.
8519
8520 2003-01-28  Richard Sandiford  <rsandifo@redhat.com>
8521
8522         * combine.c (nonzero_bits): Fix check for negative divide operands.
8523
8524 2003-01-28  Richard Henderson  <rth@redhat.com>
8525
8526         * config/ia64/ia64.c (ia64_rwreloc_section_type_flags): New.
8527         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): New.
8528
8529 2003-01-28  Richard Henderson  <rth@redhat.com>
8530
8531         * cse.c (find_best_addr): Kill !ADDRESS_COST code.
8532
8533         * config/cris/cris.c (cris_address_cost): Make static.
8534         (TARGET_RTX_COSTS, TARGET_ADDRESS_COST): New.
8535         * config/cris/cris.h (ADDRESS_COST): Remove.
8536         * config/cris/cris-protos.h: Update.
8537
8538 2003-01-23  Mike Stump  <mrs@apple.com>
8539
8540         * regclass.c (init_reg_autoinc): New function.
8541         (regclass): Move initialization of forbidden_inc_dec_class from
8542         here...
8543         (init_regs): to here.  Avoids reinitialization for each function,
8544         saving compilation time.
8545
8546 2003-01-28  Jason Merrill  <jason@redhat.com>
8547
8548         * cpplib.h (struct cpp_options): Add warn_deprecated field.
8549         * cppinit.c (cpp_create_reader): Turn it on by default.
8550         * c-opts.c (c_common_decode_option): Set it.
8551         * cpplib.c (do_pragma_once): Only complain about #pragma once
8552         if warn_deprecated is set.
8553
8554 2003-01-28  Dale Johannesen  <dalej@apple.com>
8555
8556         * emit-rtl.c (const_double_htab_hash):  Use mode in the hash.
8557         * loop.c (scan_loop):  Move movables on -Os rich-register targets.
8558         * config/rs6000/rs6000.md (sibcall*):  Use match_operand for LR.
8559
8560 2003-01-28  Richard Henderson  <rth@redhat.com>
8561
8562         * target.h (targetm.address_cost): New.
8563         * target-def.h (TARGET_ADDRESS_COST): New.
8564         (TARGET_RTX_COSTS): Uncomment.  Oops.
8565         * cse.c (address_cost): Use new target hook.
8566         (default_address_cost): New.
8567         * output.h (default_address_cost): Declare.
8568         * hooks.c (hook_int_rtx_0): New.
8569         * hooks.h (hook_int_rtx_0): Declare.
8570         * loop.c (combine_givs_p): Remove if 0 code.
8571         * system.h (ADDRESS_COST): Poison.
8572
8573         * config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c,
8574         config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h,
8575         config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c,
8576         config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h,
8577         config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c,
8578         config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h,
8579         config/xtensa/xtensa.c, config/xtensa/xtensa.h
8580         (TARGET_ADDRESS_COST): Define as hook_int_rtx_0.
8581         (ADDRESS_COST): Remove.
8582
8583         * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
8584         config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
8585         config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
8586         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
8587         config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h,
8588         config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h,
8589         config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h,
8590         config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h,
8591         config/mips/mips.c, config/mips/mips.h,
8592         config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
8593         config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h,
8594         config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h,
8595         config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h,
8596         config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h,
8597         config/vax/vax.c, config/vax/vax.h
8598         (foo_address_cost): Make static.
8599         (TARGET_ADDRESS_COST): New.
8600         (ADDRESS_COST): Remove.
8601
8602         * config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h,
8603         config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c,
8604         config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
8605         config/stormy16/stormy16.h
8606         (ADDRESS_COST): Move code ...
8607         (foo_address_cost): ... here.
8608         (TARGET_ADDRESS_COST): New.
8609
8610         * config/m32r/m32r.c (m32r_address_cost): Remove.
8611         * config/m32r/m32r-protos.h: Update.
8612
8613         * config/mmix/mmix.c (mmix_address_cost): Remove.
8614         * config/mmix/mmix-protos.h: Update.
8615
8616         * config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from
8617         mn10300_address_cost; move unsig allocation ...
8618         (mn10300_address_cost): ... here.
8619         (TARGET_ADDRESS_COST): New.
8620         * config/mn10300/mn10300-protos.h: Update.
8621         * config/mn10300/mn10300.h (ADDRESS_COST): Remove.
8622
8623         * doc/tm.texi: Update.
8624
8625 2003-01-28  Vladimir Makarov  <vmakarov@redhat.com>
8626
8627         * haifa-sched.c (schedule_insn): Return necessary cycle advance
8628         after issuing the insn.
8629         (rank_for_schedule): Make a insn with /S the highest priority
8630         insn.
8631         (move_insn): Ignore schedule groups.  Clear SCHED_GROUP_P.
8632         (choose_ready): Check SCHED_GROUP_P.
8633         (schedule_block): Advance cycle after issuing insn if it is
8634         necessary.  Don't reorder insns if there is an insn with /S.
8635         (set_priorities): Ignore schedule groups.
8636
8637         * sched-deps.c (remove_dependence, group_leader): Remove the
8638         functions.
8639         (add_dependence): Ignore schedule groups.
8640         (set_sched_group_p): Don't make copy of dependencies from previous
8641         insn of the schedule group.  Add anti-dependency to the previous
8642         insn of the schedule group.
8643         (compute_forward_dependences): Ignore schedule groups.
8644
8645         * sched-ebb.c (init_ready_list): Ignore schedule groups.
8646
8647         * sched-rgn.c (init_ready_list): Ditto.
8648         (can_schedule_ready_p): Ditto.
8649
8650 2003-01-28  Vladimir Makarov  <vmakarov@redhat.com>
8651
8652         * config/i386/i386.md (*movsi_1): Use movdqa to move one xmm
8653         register to another one.
8654
8655 2003-01-28  Richard Henderson  <rth@redhat.com>
8656
8657         * calls.c (default_must_pass_in_stack): Fix typo in !type case.
8658
8659 2003-01-28  Roger Sayle  <roger@eyesopen.com>
8660
8661         * cse.c (cse_insn): Avoid redundant REG_EQUAL notes.
8662
8663 2003-01-28  Richard Sandiford  <rsandifo@redhat.com>
8664
8665         * config/sh/sh.h (CLASS_MAX_NREGS): If TARGET_SHMEDIA, and the given
8666         class contains a floating-point register, return the size of the
8667         mode in half words.
8668
8669 2003-01-28  Jan Hubicka  <jh@suse.cz>
8670
8671         * i386.c (ix86_carry_flag_operator):  New predicate.
8672         (fcmov_operator): Fix whitespace.
8673         (ix86_expand_carry_flag_compare):  Deal with floating point.
8674         (ix86_expand_int_movcc): Deal with fp; update insn expansion
8675         (ix86_expand_int_addcc): Likewise.
8676         (ix86_expand_strlensi_unroll_1): likewsie.
8677         * i386.h (PREDICATE_CODES): Add ix86_carry_flag_operator.
8678         * i386.md (add?i_carry_rex64): Use new predicate.
8679         (sub?i3_carry_rex64): Likewise.
8680         (x86_mov?icc_0_m1*): Likewise.
8681
8682 2003-01-28  Andreas Schwab  <schwab@suse.de>
8683
8684         * cfgloopmanip.c (create_preheader): Initialize src to avoid
8685         warning.
8686
8687         * expmed.c (emit_store_flag): Fix cast to avoid sign
8688         comparison warning.
8689
8690         * combine.c (force_to_mode): Add cast to fix warning when
8691         STORE_FLAG_VALUE is negative.
8692
8693 2003-01-27  Richard Henderson  <rth@redhat.com>
8694
8695         * Makefile.in (cse.o): Depend on TARGET_H.
8696         * cse.c (rtx_cost): Use targetm.rtx_costs.
8697         * system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
8698         * doc/tm.texi: Update.
8699
8700         * target.h (targetm.rtx_costs): New.
8701         * target-def.h (TARGET_RTX_COSTS): New.
8702         * hooks.c (hook_bool_rtx_int_int_intp_false): New.
8703         * hooks.h: Update.
8704
8705         * config/alpha/alpha.c (alpha_rtx_cost_data): New.
8706         (alpha_rtx_costs, TARGET_RTX_COSTS): New.
8707         * config/alpha/alpha.h (PROCESSOR_MAX): New.
8708         (CONST_COSTS, RTX_COSTS): Remove.
8709
8710         * config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
8711         config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
8712         config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
8713         config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
8714         config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
8715         config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
8716         config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
8717         config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
8718         config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
8719         config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
8720         config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
8721         config/mn10200/mn10200.h, config/mn10300/mn10300.c,
8722         config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
8723         config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
8724         config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
8725         config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
8726         config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
8727         config/stormy16/stormy16.c, config/stormy16/stormy16.h,
8728         config/v850/v850.c, config/v850/v850.h,
8729         config/xtensa/xtensa.c, config/xtensa/xtensa.h
8730         (CONST_COSTS, RTX_COSTS): Move code ...
8731         (foo_rtx_costs, TARGET_RTX_COSTS): ... here.
8732
8733         * config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
8734         (arm_rtx_costs, TARGET_RTX_COSTS): New.
8735         * config/arm/arm-protos.h: Update.
8736         * config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.
8737
8738         * config/avr/avr.h (CONST_COSTS): Move code ...
8739         * config/avr/avr.c (avr_rtx_costs): ... here.
8740         (default_rtx_costs): Make static.
8741         * config/avr/avr-protos.h: Update.
8742
8743         * config/h8300/h8300.c (const_costs): Make static.
8744         (h8300_and_costs, h8300_shift_costs): Likewise.
8745         * config/h8300/h8300-protos.h: Update.
8746
8747         * config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
8748         (CONST_COSTS): Move code ...
8749         * config/ip2k/ip2k.c (ip2k_rtx_costs): ... here.  Rename from
8750         default_rtx_costs; update for signature change.
8751         * config/ip2k/ip2k-protos.h: Update.
8752
8753         * config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
8754         (CONST_COSTS): Move code ...
8755         * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
8756         (TARGET_RTX_COSTS): New.
8757         (m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
8758         * config/m68hc11/m68hc11-protos.h: Update.
8759
8760         * config/m68k/m68k.c (const_int_cost): Make static.
8761         * config/m68k/m68k-protos.h: Update.
8762
8763         * config/mcore/mcore.c (mcore_const_costs): Make static.
8764         (mcore_and_cost, mcore_ior_cost): Likewise.
8765         * config/mcore/mcore-protos.h: Update.
8766
8767         * config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
8768         (mmix_rtx_cost_recalculated): Remove.
8769         * config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
8770         * config/mmix/mmix-protos.h: Update.
8771
8772         * config/sh/sh.c (shiftcosts): Make static.
8773         (addsubcosts, andcosts, multcosts): Likewise.
8774         * config/sh/sh-protos.h: Update.
8775
8776         * config/sparc/sparc.c (TARGET_RTX_COSTS): New.
8777         (sparc_rtx_costs): Make static; update for change in signature.
8778         * config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
8779         * config/sparc/sparc-protos.h: Update.
8780
8781         * config/v850/v850.c (const_costs): Make static.
8782         * config/v850/v850-protos.h: Update.
8783
8784         * config/vax/vax.h (RTX_COSTS): Remove.
8785         (CONST_COSTS): Move code ...
8786         * config/vax/vax.c (vax_rtx_costs_1): ... here; rename
8787         from vax_rtx_cost.
8788         (vax_rtx_costs, TARGET_RTX_COSTS): New.
8789
8790 2003-01-27  Richard Henderson  <rth@redhat.com>
8791
8792         * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove.  Really.
8793         * config/vax/vax-protos.h: Update.  Really.
8794
8795 2003-01-28  Alexandre Oliva  <aoliva@redhat.com>
8796
8797         * config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from...
8798         (UNITS_PER_FPVALUE): Defined as the width of a long double, or
8799         zero if no hardware floating point.
8800         (LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64.
8801         (MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE.
8802         (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
8803         (BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE.
8804         (FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64.
8805         * config/mips/mips.c (mips_arg_info): Pass TFmode values in
8806         even FP registers on N32 and N64.
8807         (mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE.
8808         (mips_va_start): Adjust alignment of ARG_POINTER_REGNUM.
8809         (mips_va_arg): Use UNITS_PER_HWFPVALUE.  Impose additional
8810         even-register-like alignment to 128-bit arguments.
8811         (save_restore_insns): Use UNITS_PER_HWFPVALUE.
8812         (mips_function_value): Likewise.  Return TFmode in $f0 and $f2
8813         on N32 or N64.
8814         * config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New.
8815         * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c.
8816         (TPBIT): Set to tp-bit.c.
8817         (tp-bit.c): Create out of fp-bit.c.
8818
8819 2003-01-28  Gabriel Dos Reis  <gdr@integrable-solutions.net>
8820
8821         * c-parse.in: Remove '%expect 32' directive in objc mode.
8822
8823 2003-01-27  Nathan Sidwell  <nathan@codesourcery.com>
8824
8825         * Makefile.in (LIB2FUNCS_ST): Remove _gcov.
8826         (LIBGCOV): New variable.
8827         (libgcc.mk): Add LIBGCOV.
8828         (LIBGCC_DEPS): Add libgcov.c.
8829         (libgcov.a): New target.
8830         (clean): Remove libgcov.a.
8831         (install-libgcc): Do libgcov too.
8832         (stage1-start, stage2-start, stage3-start, stage4-start): Deal
8833         with libgcov.a.
8834         * libgcc2.c (L_gcov): Move into ...
8835         * libgcov.c: ... here. New file.
8836         * mklibgcc.in: Add libgcov rules.
8837         * gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
8838
8839         * doc/invoke.texi (profile-arcs, test-coverage): Update and
8840         clarify.
8841
8842         * profile.c (index_counts_file): Remove duplicate check for open file.
8843
8844 2003-01-27  Jerry Quinn  <jlquinn@optonline.net>
8845
8846         * gcc/doc/invoke.texi (Optimization Options): Group together
8847         optional and experimental flags.  Move trapv and bounds-check
8848         out of this section.  Group floating point flags together.
8849         (Code Gen Options): Move trapv and bounds-check to here.
8850
8851 2003-01-27  Josef Zlomek  <zlomekj@suse.cz>
8852
8853         * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.
8854
8855 2003-01-27  Richard Earnshaw  <rearnsha@arm.com>
8856
8857         PR optimization/9090
8858         * function.c (purge_addressof_1): After pushing an addressed register
8859         onto the stack, simplify the result.
8860
8861 2003-01-27  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
8862
8863         * doc/extend.texi: Fix typo.
8864
8865 2003-01-27  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
8866
8867         * doc/cppopts.texi: Fix typo.
8868         * doc/objc.texi: Likewise.
8869         * doc/passes.texi: Likewise.
8870
8871 2003-01-27  Alexandre Oliva  <aoliva@redhat.com>
8872
8873         * real.c (ibm_extended_format): Add 53 to minimum exponent.
8874         (encode_ibm_extended): Adjust.
8875
8876 2003-01-26  Gabriel Dos Reis  <gdr@soliton.integrable-solutions.net>
8877
8878         * timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New
8879         timevar_id enumerations.
8880
8881 2003-01-26  Kazu Hirata  <kazu@cs.umass.edu>
8882
8883         * combine.c: Fix formatting.
8884
8885 2003-01-26  Kazu Hirata  <kazu@cs.umass.edu>
8886
8887         * doc/gccint.texi: Update the copyright.
8888
8889 2003-01-26  Kazu Hirata  <kazu@cs.umass.edu>
8890
8891         * doc/cpp.texi: Fix typos.
8892         * doc/extend.texi: Likewise.
8893         * doc/gty.texi: Likewise.
8894         * doc/install.texi: Likewise.
8895         * doc/passes.texi: Likewise.
8896         * doc/rtl.texi: Likewise.
8897         * doc/tm.texi: Likewise.
8898
8899 2003-01-26  Kazu Hirata  <kazu@cs.umass.edu>
8900
8901         * config/ia64/fde-glibc.c: Fix comment typos.
8902         * config/ia64/hpux.h: Likewise.
8903         * config/ia64/ia64.c: Likewise.
8904         * config/ia64/ia64.h: Likewise.
8905         * config/ia64/unwind-ia64.c: Likewise.
8906
8907 2003-01-26  Kazu Hirata  <kazu@cs.umass.edu>
8908
8909         * config/i386/i386-modes.def: Fix comment typos.
8910         * config/i386/i386.c: Likewise.
8911         * config/i386/i386.md: Likewise.
8912
8913 2003-01-26  Steven Bosscher  <s.bosscher@student.tudelft.nl>
8914
8915         * config/avr/avr.h, config/cris/aout.h, config/elfos.h,
8916         config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine
8917         ASM_FINISH_DECLARE_OBJECT before defining it.
8918         * toplev.c (rest_of_decl_compilation):  Don't define
8919         ASM_FINISH_DECLARE_OBJECT.  Only use it if it is defined.
8920         (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function
8921         parameters for DWARF2 targets because they _are_ used.
8922
8923 2003-01-26  Alexandre Oliva  <aoliva@redhat.com>
8924
8925         * fp-bit.h: Define macros for TFmode floating-point constants
8926         in IBM-extended TFmode types.
8927         (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported
8928         widths.
8929         * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended
8930         TFmode type.
8931
8932         * config/fp-bit.h: Define macros for TFmode floating-point
8933         constants in IEEE quad TFmode type.  Declare functions according
8934         to L_ macros.
8935         (TMODES): Define if __LDBL_MANT_DIG__ is 113.
8936         (TFtype, TItype, UTItype): Define if TMODES is defined.
8937         (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise.
8938         (F_T_BITOFF, D_T_BITOFF): Define.
8939         (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are
8940         guaranteed to be wide enough.
8941         * config/fp-bit.c: Check for L_ macros for tf functions.
8942         (__thenan_tf): New.
8943         (nan): Adjust.
8944         (pack_d, unpack_d): Support IEEE 854 quad type.
8945         (_fpmul_parts): Support TFmode.  Compute exponent adjustment
8946         from FRAC_NBITS, FRAC_BITS and NGARDS.
8947         (usi_to_float): Cast constants to be shifted to fractype
8948         instead of assuming long long is wide enough.
8949         (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New.
8950
8951 2003-01-26  Andreas Jaeger  <aj@suse.de>
8952
8953         * df.c: Remove prototype of unused function df_regno_rtl_debug.
8954
8955 2003-01-26  Alexandre Oliva  <aoliva@redhat.com>
8956
8957         * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf.
8958         (DBBIT_FUNCS): Added _df_to_tf.
8959         (TPBIT_FUNCS): New.
8960         (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down.
8961         (LIBGCC_DEPS): Added TPBIT.
8962         * mklibgcc.in: Support TPBIT and TPBIT_FUNCS.
8963
8964         * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't
8965         been able to move the result to target.
8966
8967         * expr.c (emit_group_store): Initialize dst with CONST0_RTX
8968         for the appropriate mode.
8969
8970         * calls.c (emit_library_call_value_1): Handle return values
8971         in a PARALLEL.
8972
8973         * rtl.c (get_mode_alignment): Moved to...
8974         * stor-layout.c: ... here.
8975
8976         * print-rtl.c (print_rtx): Don't print MEM details in
8977         GENERATOR_FILEs.
8978
8979 2003-01-26  Michael Hayes  <mph@paradise.net.nz>
8980
8981         * df.h: Update comments, tidy formatting.
8982         (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD,
8983         REVERSE, UNION, INTERSECTION.  All uses updated.
8984         (OLD_DF_INTERFACE): Remove.
8985         (struct insn_info): Remove commented out insn field.
8986         * df.c: Update comments, tidy formatting.
8987         (df_def_table_realloc): Remove.
8988
8989
8990 2003-01-26  Alan Modra  <amodra@bigpond.net.au>
8991
8992         * calls.c (save_fixed_argument_area): Tidy.
8993         (restore_fixed_argument_area): Tidy.  Set alignment of stack_area.
8994         (expand_call): Comment typo fixes.  Don't init low_to_save.  Start
8995         call chain loop at 1 if !try_tail_call.  Formatting.
8996         (emit_library_call_value_1): Don't init low_to_save or high_to_save.
8997         Use save_fixed_argument_area and restore_fixed_argument_area.
8998
8999 2003-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
9000
9001         * df.c (df_uses_record): Handle CC0.
9002
9003 2003-01-25  Ulrich Weigand  <uweigand@de.ibm.com>
9004
9005         * reload.c (maybe_memory_address_p): New function.
9006         (find_reloads_address): Use it instead of memory_address_p.
9007
9008 2003-01-25  Kaz Kojima  <kkojima@gcc.gnu.org>
9009
9010         * final.c (shorten_branches): Align the address of code label
9011         when computing initial lengths and addresses.
9012
9013 2003-01-25  Kazu Hirata  <kazu@cs.umass.edu>
9014
9015         * config/m68hc11/m68hc11.md: Fix a comment typo.
9016
9017 2003-01-25  Andreas Jaeger  <aj@suse.de>
9018
9019         * config/i386/i386.c (x86_output_mi_thunk): Correct test for
9020         TARGET_MACHO.
9021
9022 2003-01-25  Roger Sayle  <roger@eyesopen.com>
9023
9024         * gcse.c (bypass_last_basic_block): New global variable.
9025         (bypass_block):  Use redirect_edge_and_branch_force to redirect
9026         fall-through edges.  Use bypass_last_basic_block to determine
9027         which blocks have valid PRE information.
9028         (bypass_conditional_jumps): Initialize bypass_last_basic_block.
9029
9030 2003-01-25  Jan Hubicka  <jh@suse.cz>
9031
9032         * gcse.c (local_cprop_pass): Update reg_sets table when needed.
9033
9034 2003-01-25  Jan Hubicka  <jh@suse.cz>
9035                               Eric Botcazou <ebotcazou@libertysurf.fr>
9036         PR opt/8492
9037         * gcse.c (one_cprop_pass): Delete unreachable blocks.
9038
9039 2003-01-25  Richard Henderson  <rth@redhat.com>
9040
9041         * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
9042         from ia64_aix_select_rtx_section.
9043         (ia64_rwreloc_select_section): Simlarly; use default*_1 function
9044         instead of saving and restoring flag_pic.
9045         (ia64_rwreloc_unique_section): Similarly.
9046         * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
9047         TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
9048         * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9049         TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
9050
9051 2003-01-25  Kazu Hirata  <kazu@cs.umass.edu>
9052
9053         * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
9054         comment.
9055
9056 2003-01-25  Richard Henderson  <rth@redhat.com>
9057
9058         * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
9059
9060 2003-01-25  Kelley Cook <kelleycook@comcast.net>
9061
9062         * ggc-simple.c (debug_ggc_tree): Add PTR cast.
9063
9064 2003-01-25  Segher Boessenkool  <segher@koffie.nl>
9065
9066         * bitmap.h (BITMAP_WORD): New typedef: fundamental storage
9067         type for bitmaps.  Use unsigned long.
9068         (nBITMAP_WORD_BITS): New macro.
9069         (BITMAP_WORD_BITS): New macro.
9070         (rest of file): Use it.
9071         * bitmap.c: Use it.
9072
9073 2003-01-25  Richard Henderson  <rth@redhat.com>
9074
9075         2002-02-19  Robert Lipe  <robertlipe@usa.net>
9076         * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff.
9077
9078 2003-01-25  Roger Sayle  <roger@eyesopen.com>
9079
9080         * builtins.c (purge_builtin_constant_p): Scan insn stream
9081         sequentially rather than by basic block.
9082         * function.c (purge_addressof): Simplify test with INSN_P.
9083
9084 2003-01-25  Kazu Hirata  <kazu@cs.umass.edu>
9085
9086         * combine.c (simplify_comparison, case AND): Remove a redundant test.
9087
9088 2003-01-25  Roger Sayle  <roger@eyesopen.com>
9089
9090         * function.h (struct function): New field calls_constant_p.
9091         (current_function_calls_constant_p): New macro for above.
9092         * function.c (prepare_function_start): Initialize calls_eh_return
9093         and calls_constant_p.
9094         * builtins.c (expand_builtin_constant_p): Set calls_constant_p.
9095         * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p
9096         when the current_function_calls_constant_p.
9097         * integrate.c (expand_inline_function): Set calls_constant_p if
9098         the function being inlined has calls_constant_p set.
9099
9100 2003-01-25  Roger Sayle  <roger@eyesopen.com>
9101
9102         * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not
9103         optimizing, even if flag_gcse is true.
9104         * toplev.c (rest_of_compilation): purge_builtin_constant_p
9105         only needs to be called when "optimize > 0 && flag_gcse".
9106
9107 2003-01-25  Roger Sayle  <roger@eyesopen.com>
9108
9109         * stmt.c (emit_case_bit_tests): New routine to implement suitable
9110         switch statements using the equivalent of "if ((1<<x) & cst) ... ".
9111         (case_bit_test_cmp): New comparison function for "qsort" to order
9112         case_bit_tests by decreasing number of destination nodes.
9113         (lshift_cheap_p): New function to determine if "1 << x" is cheap.
9114         (expand_end_case_type): Use emit_case_bit_tests to implement
9115         suitable switch statments.
9116         (CASE_USE_BIT_TESTS): New target macro to disable the above.
9117         * Makefile.in (stmt.o): Add dependency on optab.h.
9118         * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro.
9119
9120 2003-01-23  Andreas Schwab  <schwab@suse.de>
9121
9122         * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make
9123         __do_global_ctors_aux hidden global and don't put it in
9124         .init_array.
9125         * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here
9126         instead so that it comes first.
9127
9128 2003-01-25  Jan Hubicka  <jh@suse.cz>
9129
9130         * df.c (read_modify_subreg_p):  When osize == UNITS_PER_WORD,
9131         subreg is read/modify.
9132
9133 2003-01-25  Jan Hubicka  <jh@suse.cz>
9134
9135         * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
9136         do libcall for large blocks.
9137         * i386.md (comi patterns): Set type to ssecomi.
9138         (sse2_unpck?pd): Fix mode of vec_select.
9139
9140         * cse.c: Include except.h
9141         (cse_set_around_loop):  Do not create new basic blocks.
9142         * Makefile.in (cse.o): Add dependnecy on except.h
9143
9144 2003-01-25  Jan Hubicka  <jh@suse.cz>
9145
9146         * builtins.c (fold_trunc_transparent_mathfn): New function.
9147         (fold_builtin): Use it.
9148         * convert.c (convert_to_real): Re-enable code to convert
9149         math functions; add support for floor familly functions.
9150
9151 2003-01-25  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
9152
9153         * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add
9154         dependencies on coretypes.h and $(TM_H).
9155
9156 2003-01-25  Jan Hubicka  <jh@suse.cz>
9157
9158         * builtins.c (fold_trunc_transparent_mathfn):  Undo accidental commit.
9159
9160 2003-01-24  Stuart Hastings  <stuart@apple.com>
9161
9162         * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support.
9163
9164 2003-01-25  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
9165
9166         * config/c4x/c4x.md (UNSPEC_BU): New constants.
9167         (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise.
9168         (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise.
9169         (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise.
9170         (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST):  Likewise.
9171         (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP):  Likewise.
9172         (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST):  Likewise.
9173         (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE):  Likewise.
9174
9175 2003-01-24  Jan Hubicka  <jh@suse.cz>
9176
9177         * emit-rtl.c (reg_attrs_htab): New static variable.
9178         (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static
9179         functions.
9180         (reg_rtx): Do not maintain regno_decl.
9181         (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx,
9182         set_mem_attrs_from_reg): New global function.
9183         (init_emit): Do not initialize regno_decl.
9184         (init_emit_once): initialize reg_attrs_htab.
9185         * final.c (alter_subreg): Do not replace REG by SUBREG.
9186         (gen_mem_expr_from_op): Improve output.
9187         (output_asm_operands): Likewise.
9188         * function.c (assign_params): Do not set REGNO_DECL.
9189         * function.h (struct function): Kill regno_decl.
9190         (REGNO_DECL): Kill.
9191         * gengtype.c (adjust_field_rtx_def): Handle new field of reg.
9192         * print_rtl.c (print_rtx): Output REG information.
9193         * regclass.c (reg_scan_mark_refs): Update attrs.
9194         * reload1.c (alter_reg): Likewise.
9195         * simplify_rtx.c (simplify_subreg): Likewise.
9196         * stmt.c (expand_decl): Likewise.
9197         * rtl.def (REG): Add new field.
9198         * rtl.h (struct reg_attrs): New.
9199         (rtunion_def): At rtreg.
9200         (X0MEMATTR): Add checking.
9201         (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro.
9202         (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset):
9203         Declare.
9204         * tree.h (SET_DECL_RTL): Call set_decl_rtl.
9205
9206 2003-01-24  Bob Wilson  <bob.wilson@acm.org>
9207
9208         * config/xtensa/xtensa.c: Remove unused include of machmode.h.
9209         (xtensa_emit_call, print_operand): Fix printf format strings
9210         to avoid compile warnings.
9211         (xtensa_function_prologue, xtensa_function_epilogue): Change type
9212         of "size" argument to HOST_WIDE_INT to fix compile warnings.
9213         * config/xtensa/xtensa-protos.h
9214         (xtensa_function_prologue, xtensa_function_epilogue): Ditto.
9215
9216 2003-01-24  Jan Hubicka  <jh@suse.cz>
9217
9218         * builtins.c (DEF_BUILTIN): Accept 10 arguments.
9219         (implicit_built_in_decls): New global array.
9220         (mathfn_built_in): New global function.
9221         (fold_trunc_transparent_mathfn): New static function
9222         (expand_builtin_strstr, expand_bultin_strchr,
9223         expand_builtin_strpbrk, expand_builtin_strcpy,
9224         expand_builtin_strncpy, expand_bultin_strcmp,
9225         expand_bultin_strncat, expand_builtin_fputs): Use
9226         implicint_built_in_decls.
9227         (fold_builtin): Fold floor/trunc/round/ceil/nearbyint.
9228         * builtins.def: Fix comments.
9229         (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN,
9230         DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN,
9231         DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN,
9232         DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed.
9233         (DEF_C99_C90RES_BULTIN): New.
9234         (*f, *l builtins): Update.
9235         * c-common.c (DEF_BUILTIN): Initialize implicit array.
9236         (c_expand_builtin_printf, c_expand_builtin_fprintf): Update.
9237         * convert.c (strip_float_extensions): New global function.
9238         * tree.h (DEF_BUILTIN): Accept 10 arguments.
9239         (implicit_built_in_decls, mathfn_built_in, strip_float_extension):
9240         Declare.
9241         * java/builtins.c (define_builtin): Handle implicit.
9242         (DEF_BUILTIN): Update.
9243         * tm.texi (TARGET_C99_FUNCTIONS): Document.
9244         * defaults.h (TARGET_C99_FUNCTIONS): Default to 0.
9245         * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1
9246         when using glibc2.
9247
9248 2003-01-24  Bob Wilson  <bob.wilson@acm.org>
9249
9250         * config.gcc (xtensa-*-elf*): Removed assignments to with_newlib,
9251         extra_parts, and fixincludes.  Add xtensa/t-elf tmake_file.
9252         (xtensa-*-linux*): Add xtensa/t-linux tmake_file.
9253         * config/xtensa/crti.asm: New file.
9254         * config/xtensa/crtn.asm: New file.
9255         * config/xtensa/t-elf: New file.
9256         * config/xtensa/t-linux: New file.
9257         * config/xtensa/t-xtensa: Add rules for crti.o and crtn.o.
9258         Move various CFLAGS settings to new t-elf file.
9259
9260 2003-01-24  Richard Henderson  <rth@redhat.com>
9261
9262         PR optimization/4382
9263         * tree-inline.c (find_builtin_longjmp_call_1): New.
9264         (find_builtin_longjmp_call): New.
9265         (inlinable_function_p): Use it.
9266
9267 2003-01-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
9268
9269         * config/i386/i386-protos.h (function_arg_pass_by_reference): Declare.
9270         * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
9271         * config/i386/i386.c (function_arg_pass_by_reference): New.
9272         (ix86_va_arg): Support arguments passed by reference.
9273
9274 2003-01-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
9275
9276         * cfgloopanal.c: New file.
9277         * cfgloopmanip.c: New file.
9278         * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New.
9279         (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o,
9280         cfglayout.o): Add dependency on cfgloop.h.
9281         (cfgloop.o): Add flags.h dependency.
9282         * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags.
9283         (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed.
9284         (struct loop, struct loops, flow_loops_find, flow_loops_update,
9285         flow_loops_free, flow_loops_dump, flow_loop_dump,
9286         flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove,
9287         LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9288         LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p,
9289         flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge,
9290         loop_latch_edge, add_bb_to_loop, remove_bb_from_loops,
9291         find_common_loop, verify_loop_structure): Declarations moved to ...
9292         * cfgloop.h: New file.
9293         * bb-reorder.c (reorder_basic_blocks): Modified.
9294         * cfglayout.c: Include cfgloop.h.
9295         (cleanup_unconditional_jumps, cfg_layout_redirect_edge,
9296         cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure.
9297         (break_superblocks): New static function.
9298         (cfg_layout_finalize): Use it.
9299         (cfg_layout_split_block): New function.
9300         * cfglayout.h (struct reorder_block_def): Add copy and duplicated
9301         fields.
9302         (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration
9303         changed.
9304         (cfg_layout_split_block): Declare.
9305         * cfgloop.c: Include cfgloop.h and flags.h.
9306         (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find,
9307         get_loop_body): Avoid signed versus unsigned comparison warnings.
9308         (make_forwarder_block, flow_loops_find, loop_preheader_edge,
9309         loop_latch_edge): Modified.
9310         (verify_loop_structure): Modified to use flags stored in loop structure;
9311         check irreducible loops.
9312         (cancel_loop, cancel_loop_tree): New functions.
9313         (estimate_probability): Use loop analysis code for predictions.
9314         (estimate_loops_at_level):  Avoid signed versus unsigned comparison
9315         warnings.
9316         * doloop.c: Include cfgloop.h.
9317         * loop.c: Include cfgloop.h.
9318         * predict.c: Include cfgloop.h.
9319         * toplev.c: Include cfgloop.h.
9320         * unroll.c: Include cfgloop.h.
9321         * tracer.c (tracer): Modified.
9322
9323 2003-01-24  Kazu Hirata  <kazu@cs.umass.edu>
9324
9325         * config/h8300/h8300.c (get_shift_alg): Fix a typo.
9326
9327 2003-01-24  Ulrich Weigand  <uweigand@de.ibm.com>
9328
9329         * configure.in (HAVE_AS_TLS): Add s390-*-* and s390x-*-* cases.
9330         * configure: Regenerate.
9331
9332         * config/s390/s390-protos.h (tls_symbolic_operand): Add prototype.
9333         (tls_symbolic_reference_mentioned_p): Add prototype.
9334         (s390_tls_get_offset): Add prototype.
9335         (emit_pic_move): Remove prototype, replace by ...
9336         (emit_symbolic_move): .. this new prototype.
9337
9338         * config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define.
9339         (tls_model_chars): New global variable.
9340         (s390_encode_section_info): Encode TLS model.
9341         Use targetm.binds_local_p to check for local symbols.
9342         (s390_strip_name_encoding): New function.
9343         (TARGET_STRIP_NAME_ENCODING): Define.
9344
9345         (get_thread_pointer): New function.
9346         (legitimize_tls_address): New function.
9347         (legitimize_address): Call it.
9348         (emit_pic_move): Remove, replace by ...
9349         (emit_symbolic_move): ... this new function.
9350
9351         (larl_operand): Handle TLS operands.
9352         (legitimate_constant_p): Likewise.
9353         (s390_decompose_address): Likewise.
9354         (s390_cannot_force_const_mem): New function.
9355         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9356
9357         (s390_output_symbolic_const): Handle TLS unspecs.
9358         (print_operand): New code 'J'.
9359         (machine_function): Add struct member 'some_ld_name'.
9360         (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
9361
9362         (enum s390_builtin): New type.
9363         (code_for_builtin_64, code_for_builtin_31): New global variables.
9364         (s390_init_builtins, s390_expand_builtin): New functions.
9365         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
9366
9367         * config/s390/s390.h (TLS_SYMBOLIC_CONST): New macro.
9368         (ASM_OUTPUT_LABELREF): Define.
9369         (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Handle TLS constants.
9370
9371         * config/s390/s390.md: Define TLS UNSPEC constants.
9372         ("movdi", "movsi"): Handle TLS operands.
9373         ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns.
9374         ("*tls_load_64", "*tls_load_31"): New insns.
9375         ("call_value_tls", "call_value_tls_exp"): New expanders.
9376         ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
9377         "bas_tls_64", "bas_tls_31"): New insns.
9378
9379 2003-01-24  Nathan Sidwell  <nathan@codesourcery.com>
9380
9381         * config/rs6000/rs6000.c (rs6000_parse_abi_options): Make sure
9382         spe ABI is configured, if requested.
9383
9384 2003-01-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
9385
9386         * doc/passes.texi: Fix typo.
9387
9388 2003-01-24  Andreas Schwab  <schwab@suse.de>
9389
9390         * stor-layout.c (excess_unit_span): Only define if used.
9391
9392 2003-01-24  Jerry Quinn  <jlquinn@optonline.net>
9393
9394         * gcc/doc/invoke.texi (Optimization Options): List -O levels
9395         for each optimization flag.
9396
9397 2003-01-24  Kazu Hirata  <kazu@cs.umass.edu>
9398
9399         * config/h8300/h8300.md (*andsi3_ashift_n_lower): New.
9400
9401 2003-01-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
9402
9403         * doc/bugreport.texi: Use @command instead of @code for commands.
9404         * doc/collect2.texi: Likewise.
9405         * doc/headerdirs.texi: Likewise.
9406         * doc/invoke.texi: Likewise.
9407         * doc/standards.texi: Likewise.
9408         * doc/tm.texi: Likewise.
9409         * doc/trouble.texi: Likewise.
9410
9411 2003-01-24  Nick Clifton  <nickc@redhat.com>
9412
9413         * config/arm/arm.c (use_return_insn): Do not use a single return
9414         instruction for interrupt handelrs which have to create a stack
9415         frame.
9416         (arm_expand_prologue): Do not pre-bias the return address of
9417         interrupt handlers which create a stack frame.
9418
9419 2003-01-24  Nick Clifton  <nickc@redhat.com>
9420
9421         * Add sh2e support:
9422
9423         2002-08-12  Alexandre Oliva  <aoliva@redhat.com>
9424
9425                 * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle
9426                 med_cbranches.  Fix logic in short_cbranches.
9427
9428         2002-04-03  Alexandre Oliva  <aoliva@redhat.com>
9429
9430                 * config/sh/sh.md (delay for cbranch): Don't annul delay
9431                 slots on SH2e.
9432                 * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for
9433                 cbranch with unfilled delay slot on SH2e.
9434                 (output_branch): Fill with a nop the delay slot of a
9435                 branch that required a delay slot but didn't get one.
9436
9437         2002-04-02  Alexandre Oliva  <aoliva@redhat.com>
9438
9439                 * doc/invoke.texi (SH options): Document -m2e.
9440                 * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__.
9441                 * config/sh/lib1funcs.asm: Likewise.
9442                 * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E.
9443                 * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and
9444                 not __sh1__.
9445                 (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from
9446                 SH2E up.
9447                 (SH3E_BIT): Renamed to...
9448                 (SH_E_BIT): ... this.  Replace all uses.
9449                 (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2.
9450                 Replace all uses of TARGET_SH3E with TARGET_SH2E.
9451                 (TARGET_SWITCHES): Added 2e.
9452                 (OVERRIDE_OPTIONS): Set sh_cpu for SH2E.
9453                 (processor_type): Added PROCESSOR_SH2E.
9454                 * config/sh/sh.md: Replace all uses of TARGET_SH3E with
9455                 TARGET_SH2E, except in sqrtsf2_i.
9456                 (attribute cpu): Added sh2e.
9457                 * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e.
9458                 (MULTILIB_MATCHES): Use m2e multilib for m3e.
9459                 * config.gcc: Add sh2e target support.
9460
9461 2003-01-24  Phil Edwards  <pme@gcc.gnu.org>
9462
9463         Rename -W to -Wextra.
9464         * c-decl.c:  Update comments.
9465         * c-typeck.c:  Likewise.
9466         * flags.h:  Likewise.
9467         * function.c:  Likewise.
9468         * stmt.c:  Likewise.
9469         * toplev.c:  Update comments.
9470         (W_options):  Add 'extra'.
9471         (display_help):  Remove '-W'.
9472         (decode_W_option):  Special warn_uninitialized treatment in the case
9473         of -Wextra.
9474         * doc/invoke.texi:  Update with new entries.
9475
9476 2003-01-23  Richard Henderson  <rth@redhat.com>
9477
9478         * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
9479         in no-else-block case.  Add commentary.
9480
9481 2003-01-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9482
9483         * configure.in: Revert last change.
9484
9485 2003-01-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9486
9487         * configure.in: Don't include ansidecl.h in tconfig.h.
9488         * gcov-io.h (PARAMS, ATTRIBUTE_UNUSED: Define if IN_LIBGCC2.
9489         * unwind-dw2-fde.h (last_fde): Use __attribute__, not
9490         ATTRIBUTE_UNUSED.
9491
9492         * configure: Regenerate.
9493
9494 2003-01-23  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
9495
9496         PR java/6748
9497         * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Don't destroy
9498         regs->nip. Fix rt_sigreturn frame layout. Add support for newer
9499         kernels.
9500
9501 2003-01-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9502
9503         * cpplex.c (cpp_interpret_charconst): Squelch warning with cast.
9504
9505 2003-01-23  Ulrich Weigand  <uweigand@de.ibm.com>
9506
9507         * genattrtab.c (write_attr_get): Mark 'insn' paramter
9508         as ATTRIBUTE_UNUSED.
9509
9510 2003-01-23  Richard Earnshaw  <rearnsha@arm.com>
9511
9512         * arm.c (thumb_base_register_rtx_p): New function.
9513         (thumb_index_register_rtx_p): New function.
9514         (thumb_legitimate_address_p): New function.
9515         (thumb_legitimate_offset_p): New function.
9516         * arm.h (REG_STRICT_P): Define according to setting of REG_OK_STRICT.
9517         (ARM_GO_IF_LEGITIMATE_ADDRESS): Use REG_STRICT_P to avoid duplicate
9518         definitions.
9519         (THUMB_GO_IF_LEGITIMATE_ADDRESS): Use thumb_legitimate_address_p.
9520         (THUMB_LEGITIMATE_OFFSET): Delte.
9521         (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use thumb_legitimate_offset.
9522         * arm-protos.h (thumb_legitimate_address_p): Add prototype.
9523         (thumb_legitimate_offset_p): Likewise.
9524
9525 2003-01-23  Andreas Schwab  <schwab@suse.de>
9526
9527         * unwind.h (_Unwind_GetTextRelBase): Mark parameter as unused.
9528
9529 2003-01-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9530
9531         * fixinc/Makefile.in (FL_LIST): Revert last change.
9532
9533 2003-01-23  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
9534
9535         PR other/7341
9536         * invoke.texi (ftest-coverage): Fix broken cross-reference.
9537         Change @code to @command for gcov command.
9538
9539         * gcc.texi: Adjust title of gcov section.
9540         Adjust copyright.
9541         * gcov.texi: Likewise.
9542
9543 2003-01-22  Roger Sayle  <roger@eyesopen.com>
9544
9545         PR optimization/8423
9546         * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when
9547         its argument is constant, or 0 if !flag_gcse.
9548         * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1
9549         if it's argument is constant.
9550         * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes.
9551         (hash_scan_set): Don't record CONSTANT_P_RTX expressions.
9552         (do_local_cprop): Don't propagate CONSTANT_P_RTX constants.
9553         * builtins.c (purge_builtin_constant_p): New function to force
9554         instantiation of any remaining CONSTANT_P_RTX nodes.
9555         * rtl.h (purge_builtin_constant_p): Prototype here.
9556         * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p
9557         pass after GCSE and before loop.
9558         (flag_gcse): No longer static.
9559         * flags.h (flag_gcse): Prototype here.
9560
9561 2003-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
9562
9563         * config/s390/s390.h (HARD_REGNO_MODE_OK): Fix warning regression
9564         introduced by last change.
9565
9566 2003-01-22  Andreas Schwab  <schwab@suse.de>
9567
9568         * ra-rewrite.c (rewrite_program2): Initialize bb to avoid warning.
9569
9570 2003-01-22  Kazu Hirata  <kazu@cs.umass.edu>
9571
9572         * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Don't
9573         request a scratch reg on H8S when the shift count is 8.
9574
9575 2003-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
9576
9577         * config/s390/s390-protos.h (preferred_la_operand_p):
9578         Remove second parameter.
9579         * config/s390/s390.c (preferred_la_operand_p): Likewise.
9580         * config/s390/s390.h (FRAME_REGNO_P, FRAME_REG_P): New macros.
9581         (HARD_REGNO_MODE_OK): Use FRAME_REGNO_P.
9582         * config/s390/s390.md ("*la_cc_64", "*la_cc_31", splitters): Remove.
9583         Add peepholes to transform ADD to LOAD ADDRESS.
9584
9585 2003-01-22  Richard Earnshaw  <rearnsha@arm.com>
9586
9587         * arm.c (arm_address_register_rtx_p): New function.
9588         (arm_legitimate_address_p): New function.
9589         (arm_legitimate_index_p): New function.
9590         (legitimize_pic_address): Use arm_legitimate_index_p.
9591         * arm-protos.h (arm_legtimate_address_p): Add prototype.
9592         * arm.h (ARM_GO_IF_LEGITIMATE_INDEX): Delete.
9593         (ARM_GO_IF_LEGITIMATE_ADDRESS): Call arm_legitimate_address_p.
9594
9595 2003-01-22  Hartmut Penner  <hpenner@de.ibm.com>
9596
9597         * config/s390/s390.md (floatdfdi2): Insn has type 'itof'.
9598         * config/s390/2064.md (define_bypass): Correct 'Load' and
9599         'Load-address' bypass values.
9600
9601 2003-01-22  Andreas Schwab  <schwab@suse.de>
9602
9603         * config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error.
9604
9605 2003-01-21  Zack Weinberg  <zack@codesourcery.com>
9606
9607         * genautomata.c (output_internal_insn_latency_func,
9608         output_print_reservation_func): Short circuit when there is no
9609         automaton to generate code for.
9610
9611 2003-01-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9612
9613         * Makefile.in (ssa-ccp.o): Depend on coretypes.h $(TM_H).
9614         (df.o): Delete duplicate dependency on coretypes.h $(TM_H).
9615
9616 2003-01-21  Geoffrey Keating  <geoffk@apple.com>
9617
9618         * config/rs6000/rs6000.md: Remove warning.
9619         (builtin_setjmp_receiver): Likewise.
9620         * config/darwin.c (update_stubs): Slightly improve terrible hack
9621         with identifiers.  Add comment pointing out problems with it.
9622         (update_non_lazy_ptrs): Likewise.
9623
9624 2003-01-21  Richard Henderson  <rth@redhat.com>
9625
9626         * dwarf2out.c (lookup_filename): Fix printf format warning.
9627         * system.h (fread_unlocked, fwrite_unlocked): Undef.
9628
9629         * fixinc/Makefile.in (FL_LIST): Add $($@-warn) hook.
9630         (fixincl.o-warn, gnu-regex.o-warn): New.
9631         * fixinc/fixfixes.c (FIX_PROC_HEAD): Mark parameters unused.
9632         * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Likewise.
9633         * fixinc/fixincl.c (process): Fix printf format warning.
9634
9635 2003-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
9636
9637         * dwarf2out (output_file_names): Don't crash if called
9638         with empty file_table.
9639
9640 2003-01-21  Zack Weinberg  <zack@codesourcery.com>
9641
9642         * genautomata.c (output_internal_insn_latency_func): Add
9643         missing break statement to generated code.
9644
9645 2003-01-21  Roger Sayle  <roger@eyesopen.com>
9646
9647         * stmt.c (same_case_target_p): New function to determine whether
9648         two case labels branch to the same target.  Split out from...
9649         (group_case_nodes): ... here.  Use same_case_target_p instead.
9650         (strip_default_case_nodes): Remove explicit case nodes
9651         that branch to the default destination.
9652         (expand_end_case_type): Call strip_default_case_nodes after
9653         group_case_nodes, to simplify the case-list before we count it.
9654         Only generate table_label RTX when actually needed.  Try to share
9655         thiscase->exit_label and thiscase->data.case_stmt.default_label
9656         when a switch has no explicit default case.  Simplify test for
9657         constant index.
9658
9659 2003-01-21  Kazu Hirata  <kazu@cs.umass.edu>
9660
9661         * config/h8300/h8300.md (*negsf2_h8300): Use \\t instead of
9662         \t.
9663         (*negsf2_h8300hs): Likewise.
9664         (*addsi3_lshiftrt_16_zexthi): Likewise.
9665         (*iorhi3_lshiftrt_8): Likewise.
9666
9667 2003-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
9668
9669         * dwarf2out.c (fde_table_in_use): Mark GTY.
9670         (dwarf2out_cfi_label_num): New variable, marked GTY.
9671         (dwarf2out_cfi_label): Use it instead of static label_num.
9672         * emit-rtl.c (label_num): Mark GTY.
9673
9674 2003-01-21  Kazu Hirata  <kazu@cs.umass.edu>
9675
9676         * config/h8300/h8300.c (output_plussi): Support H8/300.
9677         (compute_plussi_length): Likewise.
9678         (compute_plussi_cc): Likewise.
9679         * config/h8300/h8300.md (addsi_h8300): Use output_plussi to
9680         output assembly instructions.
9681
9682 2003-01-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9683
9684         * calls.c (fix_unsafe_tree): Prototype.
9685
9686         * Makefile.in (GCC_WARN_CFLAGS): Add $(WERROR) $($@-warn)
9687         (gtype-desc.o-warn, c-decl.o-warn, varasm.o-warn, gcc.o-warn,
9688         insn-conditions.o-warn, out_object_file, gengtype-yacc.o-warn,
9689         c-parse.o-warn): Add -Wno-error.
9690         (STAGE2_FLAGS_TO_PASS): Add WERROR="@WERROR@".
9691
9692         * configure.in (--enable-werror): Add new flag.
9693         * doc/install.texi (--enable-werror): Document.
9694         * configure: Regenerate.
9695
9696         * objc/Make-lang.in (objc/objc-parse.o-warn): Add -Wno-error.
9697
9698 2003-01-21  Andreas Schwab  <schwab@suse.de>
9699
9700         * genautomata.c (output_internal_insn_latency_func): Fix missing
9701         close paren in output.
9702
9703 2003-01-21  Zack Weinberg  <zack@codesourcery.com>
9704
9705         * genautomata.c: Space savings in generated code:
9706         (output_dfa_insn_code_func): Split out the table-enlargement
9707         path to an out-of-line static function, dfa_insn_code_enlarge.
9708         (output_internal_insn_latency_func): Use a lookup table for the
9709         default latencies.
9710         (output_print_reservation_func): Use a lookup table for the
9711         strings.
9712
9713 2003-01-21  Christian Ehrhardt  <ehrhardt@mathematik.uni-ulm.de>
9714
9715         PR opt/7507
9716         * calls.c (fix_unsafe_tree): Split out from ...
9717         (expand_call): ... here.  Use it on the function address too.
9718
9719 2003-01-20  Richard Henderson  <rth@redhat.com>
9720
9721         * expr.h (default_must_pass_in_stack): Move decl outside ifdef.
9722
9723 2003-01-20  Richard Henderson  <rth@redhat.com>
9724
9725         PR opt/7154
9726         * stmt.c (expand_asm_operands): Validize memory operands.
9727
9728 2003-01-20  Richard Henderson  <rth@redhat.com>
9729
9730         PR opt/8848
9731         * ifcvt.c (noce_process_if_block): Correct arguments to
9732         modified_between_p for no-else-block case.
9733
9734 2003-01-20  Kazu Hirata  <kazu@cs.umass.edu>
9735
9736         * config/h8300/h8300.c (const_costs): Remove a warning.
9737         (output_plussi): Likewise.
9738         (compute_plussi_length): Likewise.
9739         (compute_plussi_cc): Likewise.
9740
9741 2003-01-20  Kazu Hirata  <kazu@cs.umass.edu>
9742
9743         * config/h8300/h8300.md (addsi_h8300): Remove the last
9744         alternative.
9745
9746 2003-01-20  Kazu Hirata  <kazu@cs.umass.edu>
9747
9748         * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
9749
9750 2003-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9751
9752         * system.h (__NO_STRING_INLINES): Define.
9753
9754 2003-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9755
9756         * ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x
9757         is not a scalar int mode.
9758
9759 2003-01-20  Roger Sayle  <roger@eyesopen.com>
9760
9761         * cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL
9762         insn's notes following a substitution inside a libcall.
9763
9764 2003-01-20  Zack Weinberg  <zack@codesourcery.com>
9765
9766         * configure.in: Check for system-provided 'uchar' type.
9767         * configure, config.in: Regenerate.
9768         * cpphash.h: Only typedef 'uchar' if the system doesn't.
9769
9770 2003-01-20  Richard Henderson  <rth@redhat.com>
9771
9772         * expr.h (MUST_PASS_IN_STACK): Move implementation...
9773         * calls.c (default_must_pass_in_stack): ... here.
9774
9775 2003-01-20  Vladimir Makarov  <vmakarov@redhat.com>
9776
9777         * genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c.
9778
9779         * genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h.
9780
9781         * genattr.c (main): Output default definition of AUTOMATON_ALTS.
9782         Wrap up definition of `insn_alts'.
9783
9784         * genattrtab.c (main): Wrap up `insn_alts'.
9785
9786 2003-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9787
9788         * collect2.c (ldgetname): Check HAVE_DECL_LDGETNAME before
9789         prototyping.
9790         * configure.in: Check for <ldfcn.h> and ldgetname() prototype.
9791
9792         * config.in, configure: Regenerate.
9793
9794 2003-01-20  Nick Clifton  <nickc@redhat.com>
9795
9796         * config/arm/arm.md (sibcall_epilogue): Add an
9797         UNSPEC_PROLOGUE_USE to prevent the link register from being
9798         considered dead.
9799
9800 2003-01-20  Jan Hubicka  <jh@suse.cz>
9801
9802         * i386.md (SSE cmov splitter):  Handle memory operand in operand 5.
9803
9804 2003-01-20  Andreas Schwab  <schwab@suse.de>
9805
9806         * system.h: Don't declare strsignal if the decl test hasn't been
9807         run yet.
9808
9809 2003-01-20  Kazu Hirata  <kazu@cs.umass.edu>
9810
9811         * config/h8300/h8300.c (notice_update_cc): Don't assume that
9812         recog_data.operands[0] is always associated with cc0.
9813
9814 2003-01-19  David Edelsohn  <edelsohn@gnu.org>
9815
9816         * collect2.c (ldgetname): Expand declaration to prototype.
9817         * read-rtl.c (atoll): Add prototype.
9818         * system.h (strsignal): Also declare if no declaration found.
9819
9820 2003-01-19  Alexandre Oliva  <aoliva@redhat.com>
9821
9822         * config.gcc (mips64*-*-linux*): Added.
9823         * config/mips/linux64.h, config/mips/t-linux64: New file.
9824         * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Define.
9825         * config/mips/mips.c (override_options): Use it.
9826         * config/mips/mips.h (TARGET_SWITCHES): Added...
9827         (SUBTARGET_TARGET_SWITCHES): New, empty by default.
9828         * Makefile.in (SPECS): New.
9829         (STAGESTUFF, specs, mostlyclean, install-common): Use it.
9830         * gcc.c (process_command): Move self-spec processing past spec
9831         file loading.
9832         * doc/tm.texi (DRIVER_SELF_SPECS): Document the change.
9833         * doc/fragments.texi (MULTILIB_EXTRA_OPTS): Document need for
9834         CRTSTUFF_T_CFLAGS.
9835         (SPECS): Document.
9836         * doc/invoke.texi (-mabi-fake-default): Document.
9837
9838 2003-01-19  Stephane Carrez  <stcarrez@nerim.fr>
9839
9840         * config/m68hc11/m68hc11.c (stack_push_word, stack_pop_word,
9841         z_reg, z_reg_qi): Declare static and GTY().
9842         (da_reg): Remove.
9843         (create_regs_rtx): Don't create da_reg.
9844         ("gt-m68hc11.h"): Include for GTY roots.
9845         * config/m68hc11/m68hc11.h (ix_reg, iy_reg, d_reg): Declare extern
9846         and GTY() here.
9847         (m68hc11_compare_op0, m68hc11_compare_op1): Likewise.
9848         (m68hc11_soft_tmp_reg): Likewise.
9849         * config/m68hc11/m68hc11-protos.h: Remove above declarations.
9850
9851 2003-01-18  Kazu Hirata  <kazu@cs.umass.edu>
9852
9853         * basic-block.h: Fix comment formatting.
9854         * calls.c: Likewise.
9855         * combine.c: Likewise.
9856         * convert.c: Likewise.
9857         * gcov.c: Likewise.
9858         * haifa-sched.c: Likewise.
9859         * libgcc2.c: Likewise.
9860         * loop.c: Likewise.
9861         * profile.c: Likewise.
9862         * system.h: Likewise.
9863
9864 2003-01-18  Roger Sayle  <roger@eyesopen.com>
9865
9866         * config/pa/pa.md (muldi3): Avoid invalid sharing of SUBREG RTXs.
9867
9868 2003-01-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9869
9870         * ra-build.c (undef_to_size_word): Avoid `switch' warning.
9871
9872 2003-01-17  Dale Johannesen  <dalej@apple.com>
9873
9874         * config/rs6000/rs6000.md (*floatsidf2_internal):  Add earlyclobbers.
9875           (*floatunssidf2_internal):  Ditto.
9876
9877 2003-01-17  Kazu Hirata  <kazu@cs.umass.edu>
9878
9879         * alias.c: Fix comment typos.
9880         * basic-block.h: Likewise.
9881         * c-common.c: Likewise.
9882         * c-common.h: Likewise.
9883         * c-decl.c: Likewise.
9884         * c-opts.c: Likewise.
9885         * c-pragma.c: Likewise.
9886         * c-pretty-print.h: Likewise.
9887         * cfg.c: Likewise.
9888         * cfganal.c: Likewise.
9889         * cfgbuild.c: Likewise.
9890         * cfgcleanup.c: Likewise.
9891         * cfglayout.c: Likewise.
9892         * cfgrtl.c: Likewise.
9893         * convert.c: Likewise.
9894         * cpphash.h: Likewise.
9895         * cpplex.c: Likewise.
9896         * cpplib.h: Likewise.
9897         * df.h: Likewise.
9898         * diagnostic.c: Likewise.
9899         * diagnostic.h: Likewise.
9900         * dwarf2.h: Likewise.
9901
9902 2003-01-17  Stan Shebs  <shebs@apple.com>
9903
9904         * config/darwin-protos.h: Forward-declare struct cpp_reader.
9905
9906 2003-01-17  Douglas B Rupp  <rupp@gnat.com>
9907
9908         * config/alpha/alpha.c (alpha_need_linkage): Fix obvious
9909         mistake in last checkin.
9910
9911 2003-01-17  Kazu Hirata  <kazu@cs.umass.edu>
9912
9913         * et-forest.c: Fix comment typos.
9914         * et-forest.h: Likewise.
9915         * except.c: Likewise.
9916         * expr.c: Likewise.
9917         * flags.h: Likewise.
9918         * flow.c: Likewise.
9919         * gcc.c: Likewise.
9920         * gcse.c: Likewise.
9921         * genattrtab.c: Likewise.
9922         * genautomata.c: Likewise.
9923         * gengtype.c: Likewise.
9924         * genrecog.c: Likewise.
9925         * global.c: Likewise.
9926         * gthr-rtems.h: Likewise.
9927
9928 2003-01-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9929
9930         * i386.c (x86_function_profiler): Fix format specifier.
9931
9932 2003-01-17  Richard Henderson  <rth@redhat.com>
9933
9934         * gengtype.c (walk_type): Allow paramN_is.
9935
9936 2003-01-17  Nick Clifton  <nickc@redhat.com>
9937
9938         * config/i960/t-960bare (i960-c.o): Add missing newline escape.
9939
9940 2003-01-16  Richard Henderson  <rth@redhat.com>
9941
9942         * config/alpha/linux-elf.h (LIB_SPEC): Adjust inter-option spacing.
9943
9944 2003-01-16  Richard Henderson  <rth@redhat.com>
9945
9946         * config/alpha/alpha.c (alpha_sr_alias_set): Mark GTY.
9947         (alpha_next_sequence_number): Likewise.
9948         (alpha_this_literal_sequence_number): Likewise.
9949         (alpha_this_gpdisp_sequence_number): Likewise.
9950         (struct alpha_funcs, alpha_funcs_num): Likewise.
9951         (struct alpha_links): Fix branch merge error.
9952         (alpha_need_linkage, alpha_use_linkage): Use GC for alpha_funcs.
9953
9954 2003-01-17  Alexandre Oliva  <aoliva@redhat.com>
9955
9956         * config/mips/mips.h: Don't use #elif.  Reported by Kaveh
9957         R. Ghazi.
9958
9959 2003-01-16  Kazu Hirata  <kazu@cs.umass.edu>
9960
9961         * ifcvt.c: Fix comment typos.
9962         * lcm.c: Likewise.
9963         * libgcc2.c: Likewise.
9964         * local-alloc.c: Likewise.
9965         * loop.c: Likewise.
9966         * predict.c: Likewise.
9967         * ra-build.c: Likewise.
9968         * ra.c: Likewise.
9969         * ra-colorize.c: Likewise.
9970         * ra.h: Likewise.
9971         * ra-rewrite.c: Likewise.
9972         * regmove.c: Likewise.
9973         * reload.h: Likewise.
9974         * rtlanal.c: Likewise.
9975         * toplev.c: Likewise.
9976         * tree.h: Likewise.
9977         * unwind-dw2-fde-glibc.c: Likewise.
9978         * vmsdbgout.c: Likewise.
9979
9980 2003-01-16  Richard Henderson  <rth@redhat.com>
9981
9982         * dwarf2out.c (struct file_table): Remove.
9983         (FILE_TABLE_INCREMENT): Remove.
9984         (file_table): Make a varray; mark for GC.  Update all users.
9985         (file_table_last_lookup_index): Extract from struct file_table.
9986         (output_file_names): Fix unsigned compare warnings.
9987         (add_name_attribute): Remove inline marker.
9988         (add_comp_dir_attribute): Split out from gen_compile_unit_die.
9989         (lookup_filename): Don't manage size of file_table.
9990         (init_file_table): Allocate file_table with GC.
9991         (dwarf2out_init): Don't record main_input_filename here.
9992         (dwarf2out_finish): Do it here instead.
9993
9994 2003-01-16  Bruce Korb  <bkorb@gnu.org>
9995
9996         * gcc/fixinc/inclhack.def(limits_ifndef): QNX needs a bypass, too.
9997
9998 2003-01-16  Kaz Kojima  <kkojima@gcc.gnu.org>
9999
10000         * config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr
10001         instead of rotldi3_mextr.
10002
10003 2003-01-16  Vladimir Makarov  <vmakarov@redhat.com>
10004
10005         * haifa-sched.c (move_insn): Restore moving all schedule group.
10006         (set_priorities): Restore taking SCHED_GROUP_P into account.
10007
10008         * sched-deps.c (add_dependence): Restore processing the last group
10009         insn.
10010         (remove_dependence, group_leader): Restore the functions.
10011         (set_sched_group_p): Restore adding dependencies from previous insn
10012         in the group.
10013         (compute_forward_dependences): Restore usage of group_leader.
10014
10015         * sched-ebb.c (init_ready_list): Restore taking SCHED_GROUP_P into
10016         account.
10017
10018         * sched-rgn.c (init_ready_list): Restore taking SCHED_GROUP_P into
10019         account.
10020         (can_schedule_ready_p): Ditto.
10021         (add_branch_dependences): Restore skipping over the group insns.
10022
10023 2003-01-16  Stephane Carrez  <stcarrez@nerim.fr>
10024
10025         * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix handling
10026         68HC12 pre/post inc/dec side effects.
10027
10028 2003-01-16  Stephane Carrez  <stcarrez@nerim.fr>
10029
10030         * config/m68hc11/m68hc11.h (MASK_M6812): Define.
10031
10032 2003-01-16  J"orn Rennecke <amylaar@onetel.net.uk>
10033
10034         * sh.md (mshflo_w_x): Fix description of operation.
10035
10036 2003-01-16  Zack Weinberg  <zack@codesourcery.com>
10037
10038         * config/rs6000/rs6000.h: Mention Altivec registers in
10039         commentary.  Fix typo.
10040
10041 2003-01-16  David Edelsohn  <edelsohn@gnu.org>
10042
10043         * config/rs6000/rs6000.md (movti_string): Remove clobber.
10044         * config/rs6000/rs6000.c (rs6000_emit_move, TImode): Explicitly
10045         generate PARALLEL with clobber for TARGET_POWER.
10046
10047 2003-01-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10048
10049         * ra-colorize.c (colorize_one_web): Initialize variable.
10050         * regmove.c (fixup_match_1): Likewise.
10051         * reload1.c (reload_as_needed): Likewise.
10052         * sdbout.c (SET_KNOWN_TYPE_TAG): Add cast.
10053
10054 2003-01-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
10055
10056         * cfgloop.c (flow_loops_find): Fix handling of abnormal edges.
10057
10058 2003-01-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10059
10060         * dbxout.c (lastfile, cwd): Fix `unused' warning.
10061         * dwarf2out.c (fde_table_in_use, current_funcdef_fde,
10062         dw_cfi_oprnd1_desc, dw_cfi_oprnd2_desc, next_die_offset,
10063         is_main_source, file_table, decl_die_table_in_use,
10064         abbrev_die_table_in_use, line_info_table_in_use,
10065         separate_line_info_table_in_use, pubname_table_in_use,
10066         arange_table_in_use, ranges_table_in_use,
10067         current_function_has_inlines): Likewise.
10068         * flow.c (life_analysis): Likewise.
10069         * genemit.c (gen_insn): Likewise.
10070         * protoize.c (cplus_suffix): Likewise.
10071
10072         * arm.c (ROUND_UP_WORD): Renamed from ROUND_UP.
10073         * arm.h (ROUND_UP_WORD): Likewise.
10074
10075         * arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned
10076         warning.
10077         * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos,
10078         init_emit_once): Likewise.
10079         * flow.c (mark_regs_live_at_end, calculate_global_regs_live):
10080         Likewise.
10081         * function.c (assign_stack_temp_for_type): Likewise.
10082         * loop.c (loop_invariant_p): Likewise.
10083         * recog.c (push_operand): Likewise.
10084         * regclass.c (init_reg_sets_1): Likewise.
10085         * reload.c (update_auto_inc_notes): Likewise.
10086         * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise.
10087         * stmt.c (expand_asm_operands): Likewise.
10088         * stor-layout.c (start_record_layout): Likewise.
10089
10090 2003-01-16  Herman A.J. ten Brugge <hermantenbrugge@home.nl>
10091
10092         * config/c4x/c4x.md (epilogue): Correct last patch.
10093
10094 2003-01-15  Richard Henderson  <rth@redhat.com>
10095
10096         * config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum;
10097         also check that GP is being used.
10098         (alpha_find_lo_sum_using_gp): New.
10099         (alpha_does_function_need_gp): Use get_attr_usegp.
10100         * config/alpha/alpha-protos.h: Update.
10101         * config/alpha/alpha.md (attr usegp): New.  Annotate patterns
10102         as needed.
10103
10104 2003-01-15  Roger Sayle  <roger@eyesopen.com>
10105
10106         * gcse.c (one_cprop_pass): Change function arguments to take both
10107         cprop_jumps and bypass_jumps flags instead of just alter_jumps.
10108         (gcse_main): Update calls to one_cprop_pass, disabling bypassing.
10109         (bypass_jumps): New function to perform separate jump bypassing pass.
10110         * rtl.h (bypass_jumps): Add function prototype.
10111         * timevar.def (TV_BYPASS): New timing variable.
10112         * toplev.c (enum dump_file_index): Add new entry DFI_bypass.
10113         (dump_file): New entry for the bypass RTL dump file.
10114         (rest_of_compilation): Insert new jump bypassing optimization
10115         pass after loop.
10116         * doc/passes.texi: Document new pass.
10117
10118 2003-01-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>
10119
10120         * som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
10121         ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
10122         * pa.h (TARGET_SOM_SDEF): Define.
10123         * pa-hpux11.h (TARGET_SOM_SDEF): Define.
10124
10125 2003-01-16  Stephane Carrez  <stcarrez@nerim.fr>
10126
10127         * config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to
10128         allocate 4-bytes of locals on 68HC11.
10129         (expand_epilogue): Likewise.
10130         (m68hc11_memory_move_cost): Increase cost of HI/QI soft registers.
10131
10132 2003-01-15  Stephane Carrez  <stcarrez@nerim.fr>
10133
10134         * config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort
10135         and -mshort-double to the assembler to specify the ABI.
10136         (LINK_SPEC): Likewise.
10137         (CPP_SPEC): Pass HCS12 specific define.
10138         (MASK_M68S12): New define.
10139         (TARGET_M68S12): Likewise.
10140         (TARGET_SWITCHES): New options -m68hcs12 and -m68S12.
10141         (TARGET_VERSION): Update.
10142         * config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define.
10143         (LINK_SPEC): Update.
10144         (ASM_SPEC): Update.
10145         * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update.
10146         * doc/invoke.texi (M68hc1x Options): Document -m68hcs12.
10147
10148 2003-01-15  Stephane Carrez  <stcarrez@nerim.fr>
10149
10150         * config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit
10151         the return code.
10152
10153 2003-01-15  Josef Zlomek  <zlomekj@suse.cz>
10154
10155         * cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
10156         flag before setting it.
10157
10158 2003-01-15  Roger Sayle  <roger@eyesopen.com>
10159
10160         * c-semantics.c (genrtl_while_stmt):  Improve initial RTL generation
10161         when loop condition is known true, i.e.  "while (1) { ... }".
10162         (genrtl_for_stmt): Similarly for "for" statements.
10163
10164 2003-01-15  Roger Sayle  <roger@eyesopen.com>
10165
10166         * real.c (real_sqrt): Return a bool result indicating whether
10167         a floating point exception or trap should be raised.
10168         * real.h (real_sqrt): Update function prototype.
10169         * builtins.c (fold_builtin): Only fold non-trapping square
10170         roots unless we're ignoring errno and trapping math.
10171
10172 2003-01-15  John David Anglin  <dave.anglin@nrc.gc.ca>
10173
10174         * expr.h (emit_conditional_add): Add PARAMS to declaration.
10175         * gengtype-lex.l (malloc, realloc): Move defines after include of
10176         system.h.  Remove duplicate include of system.h.
10177
10178 2003-01-15  Roger Sayle  <roger@eyesopen.com>
10179
10180         PR middle-end/9009
10181         * optabs.c (expand_unop):  When manipulating the FP sign bit
10182         using integer operations, account for targets with different
10183         integer and FP word orders.
10184         (expand_abs): Likewise.
10185
10186 2003-01-15  David Edelsohn  <edelsohn@gnu.org>
10187
10188         * config/rs6000/rs6000.c (rs6000_gen_section_name): Do not include
10189         file extension in section name.
10190
10191 2003-01-15  Richard Earnshaw  <rearnsha@arm.com>
10192
10193         * flow.c (find_auto_inc): Also try to generate a PRE_MODIFY with
10194         constant offset.
10195
10196 2003-01-15  Richard Earnshaw  <rearnsha@arm.com>
10197
10198         * arm.h (HAVE_PRE_MODIFY_DISP, HAVE_PRE_MODIFY_REG): Define.
10199         (HAVE_POST_MODIFY_DISP, HAVE_POST_MODIFY_REG): Define.
10200         (ARM_GO_IF_LEGITIMATE_ADDRESS): Handle pre/post-modify addresses.
10201         (ARM_PRINT_OPERAND_ADDRESS): Likewise.
10202
10203 2003-01-15  Jan Hubicka  <jh@suse.cz>
10204
10205         PR f/9258
10206         * global.c (struct allocno): Add no_stack_reg.
10207         (global_conflicts): Set no_stack_reg.
10208         (find_reg): Use it.
10209
10210         * convert.c (convert_to_real): Fold - and abs only when profitable.
10211         * fold-const.c (fold): Fold truncates in - and abs.
10212
10213 2003-01-15  Josef Zlomek  <zlomekj@suse.cz>
10214
10215         Segher Boessenkool  <segher@koffie.nl>
10216
10217         * predict.c (real_inv_br_prob_base): New variable.
10218         (propagate_freq): Use multiply by reciprocal instead of
10219         division.  Don't divide by 1.0 at all.
10220         (estimate_bb_frequencies): Similar.
10221
10222 2003-01-15  Alexandre Oliva  <aoliva@redhat.com>
10223
10224         * configure.in (libgcc_visibility): Force disabled on IRIX 6 too.
10225         * configure: Rebuilt.
10226
10227 2003-01-15  Hartmut Penner  <hpenner@de.ibm.com>
10228
10229         * config/s390/s390.c (s390_safe_attr_type): New function.
10230         (s390_use_dfa_pipeline_interface): New function, return true for z900.
10231         (s390_issue_rate): New function.
10232         (s390_agen_dep_p): New function.
10233         (addr_generation_dependency_p): Use 's390_safe_attr_type'.
10234         (s390_adjust_cost): Return 'cost' if new DFA is used.
10235         (s390_adjust_priority): Delete function.
10236         * config/s390/s390-protos.h: (s390_agen_dep_p): New prototype.
10237         * config/s390/s390.md (atype attribute): Attribute 'atype' default
10238         determined by 'op_type'.
10239         (type attribute): Added more type attributes.
10240         * config/s390/2064.md: New DFA description for z900 pipeline.
10241
10242 2003-01-15  Alexandre Oliva  <aoliva@redhat.com>
10243
10244         * config/i386/i386.c (ix86_expand_vector_move): Validize constant
10245         forced to memory.  Fixes PR bootstrap/9036.
10246
10247         * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Define so as
10248         to set $gp before the call.
10249
10250 2003-01-14  Richard Henderson  <rth@redhat.com>
10251
10252         * config/alpha/alpha.c (alpha_expand_mov): Use correct mode
10253         for force_const_mem.
10254
10255 2003-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10256
10257         * genattr.c (main): Rearrange output to avoid prototype warning.
10258         * genautomata.c (transform_3): Fix ambiguous-else warning.
10259         * local-alloc.c (requires_inout): Add parentheses around
10260         assignment used as truth-value.
10261         * timevar.c: Move system includes above local includes.  Include
10262         toplev.h
10263         * Makefile.in (timevar.o): Depend on toplev.h.
10264
10265 2003-01-14  Denis Chertykov  <denisc@overta.ru>
10266
10267         * config/ip2k/ip2k.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
10268         (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10269
10270         * config/ip2k/ip2k.c (ip2k_attribute_table): New table of
10271         attributes.
10272         (TARGET_ATTRIBUTE_TABLE): New macro.
10273         (valid_machine_type_attribute): Remove.
10274         (valid_machine_decl_attribute): Remove.
10275         (ip2k_handle_progmem_attribute): New function.
10276         (ip2k_handle_fndecl_attribute): New function.
10277
10278 2003-01-10  Andrew Haley  <aph@redhat.com>
10279
10280         * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename
10281         registers to be in correct order.  Add rip.
10282
10283 2003-01-14  Kazu Hirata  <kazu@cs.umass.edu>
10284
10285         * config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New.
10286         (*iorsi3_and_lshiftrt_9_sb): Likewise.
10287
10288 2003-01-14  Jan Hubicka  <jh@suse.cz>
10289
10290         * convert.c (strip_float_extensions):  Look for narrowest type handling
10291         FP constants.
10292
10293         * fold-const.c (fold):  Fold (double)float1 CMP (double)float2 into
10294         float1 CMP float2.
10295         * convert.c (strip_float_extensions): Make global.
10296         * tree.h (strip_float_extensions): Declare.
10297
10298 2003-01-14  Gabriel Dos Reis  <gdr@integrable-solutions.net>
10299
10300         * timevar.def: define TV_NAME_LOOKUP.
10301         * timevar.c (timevar_pop): Be verbose when aborting.
10302
10303 2003-01-13  Andreas Schwab  <schwab@suse.de>
10304
10305         * Makefile.in ($(parsedir)/gengtype-lex.c): Don't change to
10306         $(parsedir), just move the temporary file at the end.
10307         ($(parsedir)/gengtype-yacc.c): Likewise.
10308
10309 2003-01-13  Alexandre Oliva  <aoliva@redhat.com>
10310
10311         * aclocal.m4 (gcc_AC_PROG_GNAT): Don't try to prepend
10312         ${ac_tool_prefix} to ADAC or CC.  Protect them from word
10313         splitting.
10314         * configure: Rebuilt.
10315
10316 2003-01-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10317
10318         * config/sparc/gmon-sol2.c (moncontrol, monstartup, _mcleanup,
10319         internal_mcount): Don't use PARAMS.
10320         (monstartup, _mcleanup, internal_mcount, moncontrol): Convert to
10321         ISO C style.
10322         (internal_mcount): Use __attribute__, not ATTRIBUTE_UNUSED.
10323
10324 2003-01-13  Andreas Schwab  <schwab@suse.de>
10325
10326         * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Output type
10327         directive.
10328
10329 2003-01-13  Kazu Hirata  <kazu@cs.umass.edu>
10330
10331         * config/h8300/h8300.md (*andsi3_lshift_n_sb): New.
10332         (*iorsi3_and_lshiftrt_n_sb): Likewise.
10333
10334 2003-01-12  Mark Mitchell  <mark@codesourcery.com>
10335
10336         PR c++/9264
10337         * c-lex.c (c_lex): Set the token value to error_mark_node for
10338         invalid numeric constants.
10339
10340 2003-01-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10341
10342         * c-pch.c (asm_file_startpos): Change to `long'.
10343         (pch_init): Use ftell, not ftello.
10344         (c_common_write_pch): Use ftell/fseek, not ftello/fseeko.
10345         Use `long' instead of `off_t'.
10346         (c_common_read_pch): Likewise.
10347         * ggc-common.c (gt_pch_save): Use long/ftell instead of
10348         off_t/ftello.
10349
10350 2003-01-12  Alan Modra  <amodra@bigpond.net.au>
10351
10352         * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args.
10353
10354 2003-01-11  Richard Earnshaw  (rearnsha@arm.com)
10355
10356         * arm-protos.h (struct cpp_reader): Add declaration.
10357
10358 2003-01-11  Jan Hubicka  <jh@suse.cz>
10359
10360         PR target/9068
10361         * i386.c (output_fp_compare): Fix typo.
10362
10363 2003-01-10  David Edelsohn  <edelsohn@gnu.org>
10364
10365         * config/rs6000/rs6000.c (common_mode_defined): Mark for PCH.
10366
10367 2003-01-10  Geoffrey Keating  <geoffk@apple.com>
10368
10369         * Makefile.in (parsedir): New variable.
10370         (docobjdir): New variable.
10371         (c-parse.o, c-parse.c, c-parse.y, gengtype-lex.o, gengtype-yacc.o,
10372         gengtype-lex.c, gengtype-yacc.c): Use parsedir.
10373         (info, cpp.info, gcc.info, gccint.info, gccinstall.info,
10374         cppinternals.info, generated-manpages, gcov.1, cpp.1, gcc.1, gfdl.7,
10375         gpl.7, fsf-funding.7, maintainer-clean, install-info, install-man):
10376         Use docobjdir.
10377         * objc/Make-lang.in (objc/objc-parse.c, objc/objc-parse.y,
10378         objc.maintainer-clean): Use parsedir.
10379
10380         * varasm.c (struct constant_descriptor_rtx): Remove unused
10381         `label' field.
10382
10383         * toplev.c (documented_lang_options): Document -Winvalid-pch.
10384
10385 2003-01-10  Richard Henderson  <rth@redhat.com>
10386
10387         * config/alpha/alpha.h (NO_PROFILE_COUNTERS): Set.
10388         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Kill.
10389
10390 2003-01-10  Richard Henderson  <rth@redhat.com>
10391
10392         * combine.c (make_compound_operation): Use SCALAR_INT_MODE_P,
10393         not INTEGRAL_MODE_P when widening extensions.
10394
10395 2003-01-10  Richard Henderson  <rth@redhat.com>
10396
10397         * config/alpha/alpha.c (decl_has_samegp): True for !TREE_PUBLIC.
10398
10399 2003-01-10  Geoffrey Keating  <geoffk@apple.com>
10400
10401         * ggc-page.c (ggc_collect): Avoid overflow computing
10402         min_expand.
10403
10404         * Makefile.in (RANLIB_FOR_TARGET): Use RANLIB when native.
10405         (RANLIB_TEST_FOR_TARGET): Delete.  Don't pass down to sub-makes.
10406         Remove calls.
10407         * mklibgcc.in: Remove uses of RANLIB_TEST_FOR_TARGET.
10408
10409 2003-01-10  Jan Hubicka  <jh@suse.cz>
10410
10411         * ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
10412         with weird operands.
10413
10414 2003-01-10  Dale Johannesen <dalej@apple.com>
10415
10416         * calls.c (load_register_parameters):  Add is_sibcall, sibcall_failure
10417         parameters.  Call check_sibcall_argument_overlap if indicated.
10418         (check_sibcall_argument_overlap):  Add mark_stored_args_map
10419         parameter.  Don't mark parameter area as clobbered if not set.
10420         (expand_call):  Adjust calls to above.
10421
10422 2003-01-10 Kelley Cook <kelleycook@comcast.net>
10423
10424         * configure.in (linker read-only and read-write section mixing):
10425         Squelch some assembler warnings.
10426         * configure: Likewise.
10427
10428 2003-01-10  Hartmut Penner  <hpenner@de.ibm.com>
10429
10430         * doc/invoke.texi: Document -mtune, delete -mcpu
10431         option for S/390 and zSeries.
10432         * config/s390/s390.c (s390_tune_string) New variable.
10433         (s390_cpu_string) Delete variable.
10434         (override_options): Use s390_tune_string instead of
10435         s390_cpu_string.
10436         * config/s390/s390.h: (TARGET_OPTIONS) '-mtune' instead of '-mcpu'.
10437
10438 2003-01-10  Kazu Hirata  <kazu@cs.umass.edu>
10439
10440         * config/h8300/h8300.md (*iorsi3_ashift_31): New.
10441
10442 2003-01-10  Josef Zlomek  <zlomekj@suse.cz>
10443
10444         * jump.c (next_nonnote_insn_in_loop): New function.
10445         (copy_loop_headers): Use next_nonnote_insn_in_loop instead of
10446         next_nonnote_insn.
10447         (duplicate_loop_exit_test). Likewise.
10448
10449 2003-01-09  Geoffrey Keating  <geoffk@apple.com>
10450
10451         Merge from pch-branch:
10452
10453         2003-01-06  Geoffrey Keating  <geoffk@apple.com>
10454
10455         * ggc-page.c (ggc_pch_read): Update the statistics after a PCH
10456         load.
10457
10458         2002-12-24  Geoffrey Keating  <geoffk@apple.com>
10459
10460         * cpplib.c (count_registered_pragmas): New function.
10461         (save_registered_pragmas): New function.
10462         (_cpp_save_pragma_names): New function.
10463         (restore_registered_pragmas): New function.
10464         (_cpp_restore_pragma_names): New function.
10465         * cpphash.h (_cpp_save_pragma_names): Prototype.
10466         (_cpp_restore_pragma_names): Likewise.
10467         * cpppch.c (struct save_macro_item): Split from save_macro_data.
10468         (struct save_macro_data): New field 'saved_pragmas'.
10469         (save_macros): Update for changes to struct save_macro_data.
10470         (cpp_prepare_state): Call _cpp_save_pragma_names, update
10471         for changes to struct save_macro_data.
10472         (cpp_read_state): Call _cpp_restore_pragma_names, update
10473         for changes to struct save_macro_data.
10474
10475         * cpppch.c (cpp_read_state): Restore the hashtable references
10476         in the cpp_reader.
10477
10478         * tree.h (built_in_decls): Mark for PCH.
10479
10480         * dbxout.c (lastfile): Don't mark for PCH.
10481
10482         * ggc.h: Document PCH calls into memory managers.
10483
10484         2002-12-18  Geoffrey Keating  <geoffk@apple.com>
10485
10486         * doc/invoke.texi (Precompiled Headers): Document the
10487         directory form of PCH.
10488         * cppfiles.c (validate_pch): New function.
10489         (open_file_pch): Search suitably-named directories for PCH files.
10490
10491         2002-12-14  Geoffrey Keating  <geoffk@apple.com>
10492
10493         * doc/gty.texi (GTY Options): Document chain_next, chain_prev,
10494         reorder options.
10495         (Type Information): Mention that the information is also
10496         used to implement PCH.
10497         * doc/passes.texi (Passes): Improve documentation of
10498         language-specific files.
10499
10500         2002-12-11  Geoffrey Keating  <geoffk@apple.com>
10501
10502         * gengtype.c (struct write_types_data): Add reorder_note_routine field.
10503         (struct walk_type_data): Add reorder_fn field.
10504         (walk_type): Process 'reorder' option.
10505         (write_types_process_field): Reorder parameters to gt_pch_note_object,
10506         call reorder_note_routine.
10507         (write_func_for_structure): Reorder parameters to gt_pch_note_object.
10508         (ggc_wtd): Update for change to struct write_types_data.
10509         (pch_wtd): Likewise.
10510         * ggc.h (gt_pch_note_object): Reorder parameters.
10511         (gt_handle_reorder): New definition.
10512         (gt_pch_note_reorder): New prototype.
10513         * ggc-common.c (struct ptr_data): Add reorder_fn.
10514         (gt_pch_note_object): Reorder parameters.
10515         (gt_pch_note_reorder): New.
10516         (gt_pch_save): Call reorder_fn.
10517         * stringpool.c (gt_pch_n_S): Update for change to gt_pch_note_object.
10518
10519         * dbxout.c (cwd): Don't mark for PCH.
10520
10521         2002-12-09  Geoffrey Keating  <geoffk@apple.com>
10522
10523         * gengtype.c (finish_root_table): Fix some warnings.
10524         (write_root): Handle TYPE_STRING.
10525         * ggc.h (gt_ggc_m_S): Add prototype.
10526         * stringpool.c (gt_ggc_m_S): New function.
10527
10528         2002-11-30  Geoffrey Keating  <geoffk@apple.com>
10529
10530         * dwarf2out.c (dw2_string_counter): New.
10531         (AT_string_form): Use it.
10532         (same_dw_val_p): Update for removal of hashtable.h hash tables.
10533
10534         2002-11-22  Geoffrey Keating  <geoffk@apple.com>
10535
10536         * dbxout.c: Include gt-dbxout.h.
10537         (lastfile): Mark for PCH/GGC.
10538         (cwd): Likewise.
10539         (struct typeinfo): Likewise.
10540         (typevec): Likewise.
10541         (typevec_len): Likewise.
10542         (next_type_number): Likewise.
10543         (struct dbx_file): Likewise.
10544         (current_file): Likewise.
10545         (next_file_number): Likewise.
10546         (dbxout_init): Allocate typevec, struct dbx_file with GGC.
10547         (dbxout_start_source_file): Allocate struct dbx_file with GGC.
10548         (dbxout_end_source_file): Don't free struct dbx_file.
10549         (dbxout_type): Use GGC to allocate typevec.
10550         * Makefile.in (dbxout.o): Depend on gt-dbxout.h, $(GGC_H).
10551         (GTFILES): Add dbxout.c.
10552         (gt-dbxout.h): New rule.
10553
10554         * Makefile.in (c-pch.o): Add debug.h as dependency.
10555         * c-pch.c: Include debug.h.
10556         (pch_init): Call start_source_file to keep nesting right.
10557         (c_common_read_pch): Add orig_name parameter.  Call
10558         start_source_file debug hook.  Call end_source_file debug hook.
10559         * c-common.h (c_common_read_pch): Update prototype.
10560         * cpplib.h (struct cpp_callbacks): Add fourth field to read_pch
10561         callback.
10562         * cppfiles.c (struct include_file): Add new field `header_name'.
10563         (find_or_create_entry): Default it to `name'.
10564         (open_file_pch): Set it to the original header file searched for.
10565         (stack_include_file): Don't stack an empty buffer, just handle
10566         PCH files immediately.  Pass header_name field to read_pch callback.
10567
10568         2002-11-19  Geoffrey Keating  <geoffk@apple.com>
10569
10570         * function.c (funcdef_no): Mark to be saved in a PCH.
10571
10572         2002-11-15  Geoffrey Keating  <geoffk@apple.com>
10573
10574         * ggc-page.c (ggc_pch_read): Remove unused 'bmap_size'.
10575
10576         * cpppch.c (cpp_read_state): Correct size reallocated for 'defn'.
10577
10578         2002-11-14  Geoffrey Keating  <geoffk@apple.com>
10579
10580         * optabs.h (code_to_optab): Add GTY marker.
10581
10582         2002-11-13  Geoffrey Keating  <geoffk@apple.com>
10583
10584         * Makefile.in (GTFILES): Add cpplib.h.
10585         * c-common.h (struct c_common_identifier): Don't skip 'node' field.
10586         * c-decl.c (build_compound_literal): Don't use var_labelno.
10587         * cpplib.h (struct cpp_hashnode): Use gengtype to mark.
10588         * dwarf2asm.c (dw2_force_const_mem): Don't use const_labelno.
10589         * varasm.c (const_labelno): Use gengtype to mark.
10590         (var_labelno): Likewise.
10591         (in_section): Likewise.
10592         (in_named_name): Likewise.
10593         (struct in_named_entry): Likewise.
10594         (in_named_htab): Likewise.
10595         (set_named_section_flags): Use GGC to allocate struct in_named_entry.
10596         (init_varasm_once): Use GGC to allocate in_named_htab.
10597         * config/darwin.c (current_pic_label_num): Mark for PCH.
10598
10599         2002-11-11  Geoffrey Keating  <geoffk@apple.com>
10600
10601         * ggc-simple.c (init_ggc_pch): New stub procedure.
10602         (ggc_pch_count_object): Likewise.
10603         (ggc_pch_total_size): Likewise.
10604         (ggc_pch_this_base): Likewise.
10605         (ggc_pch_alloc_object): Likewise.
10606         (ggc_pch_prepare_write): Likewise.
10607         (ggc_pch_write_object): Likewise
10608         (ggc_pch_finish): Likewise.
10609         (ggc_pch_read): Likewise.
10610
10611         2002-11-08  Geoffrey Keating  <geoffk@apple.com>
10612
10613         * c-pch.c (c_common_write_pch): Write the macro definitions after
10614         the GCed data.
10615         (c_common_read_pch): Call cpp_prepare_state.  Restore the macro
10616         definitions after the GCed data.
10617         * cpplib.c (save_macros): New.
10618         (reset_ht): New.
10619         (cpp_write_pch_deps): Split out of cpp_write_pch.
10620         (cpp_write_pch_state): Split out of cpp_write_pch.
10621         (cpp_write_pch): Delete.
10622         (struct save_macro_data): Delete.
10623         (cpp_prepare_state): New.
10624         (cpp_read_state): Erase and restore initial macro definitions.
10625         * cpplib.h (struct save_macro_data): Forward-declare.
10626         (cpp_write_pch_deps): Prototype.
10627         (cpp_write_pch_state): Prototype.
10628         (cpp_write_pch): Delete prototype.
10629         (cpp_prepare_state): Prototype.
10630         (cpp_read_state): Add fourth argument.
10631
10632         2002-11-04  Geoffrey Keating  <geoffk@apple.com>
10633
10634         * gengtype.c (adjust_field_rtx_def): Don't use skip on valid fields.
10635         (write_array): Remove warning.
10636
10637         * gengtype.c (contains_scalar_p): New.
10638         (finish_root_table): Add the table to all languages, even if it's
10639         empty.
10640         (write_roots): Output gt_pch_scalar_rtab.
10641         * ggc-common.c (gt_pch_save): Write out scalars.
10642         (gt_pch_restore): Read scalars back.
10643
10644         * ggc-page.c (OBJECTS_IN_PAGE): New macro.
10645         (struct page_entry): Delete pch_page field.
10646         (ggc_recalculate_in_use_p): Use OBJECTS_IN_PAGE.
10647         (clear_marks): Likewise.
10648         (sweep_pages): Likewise.
10649         (poison_pages): Likewise.
10650         (ggc_print_statistics): Likewise.
10651         (ggc_pch_read): Don't free objects read from a PCH.
10652         Properly set up in_use_p and page_tails.
10653
10654         2002-10-25  Geoffrey Keating  <geoffk@apple.com>
10655
10656         * gengtype.c (struct write_types_data): New.
10657         (struct walk_type_data): Make `cookie' const; add extra
10658         prev_val item; add `orig_s' field.
10659         (walk_type): Update prev_val[3].
10660         (write_types_process_field): New.
10661         (write_func_for_structure): Take write_types_data structure.
10662         (write_types): New.
10663         (ggc_wtd): New.
10664         (pch_wtd): New.
10665         (write_types_local_process_field): New.
10666         (gc_mark_process_field): Delete.
10667         (write_local_func_for_structure): New.
10668         (gc_mark_func_name): Delete.
10669         (write_gc_types): Delete.
10670         (write_local): New.
10671         (finish_root_table): Don't include 'ggc_' in PFX.
10672         (write_root): Rename from write_root.  Fill pchw field of structures.
10673         (write_array): New.
10674         (write_roots): Rename from write_gc_roots.  Split out to write_array.
10675         Update to changes to other routines.  Write gt_pch_cache_rtab table.
10676         (main): Write PCH walking routines.
10677         * ggc-common.c: Include toplev.h, sys/mman.h.
10678         (ggc_mark_roots): For cache hashtables, also mark the hash table
10679         and the array of entries.
10680         (saving_htab): New.
10681         (struct ptr_data): New.
10682         (POINTER_HASH): New.
10683         (gt_pch_note_object): New.
10684         (saving_htab_hash): New.
10685         (saving_htab_eq): New.
10686         (struct traversal_state): New.
10687         (call_count): New.
10688         (call_alloc): New.
10689         (compare_ptr_data): New.
10690         (relocate_ptrs): New.
10691         (write_pch_globals): New.
10692         (struct mmap_info): New.
10693         (gt_pch_save): New.
10694         (gt_pch_restore): New.
10695         * ggc-page.c (ROUND_UP_VALUE): New.
10696         (ROUND_UP): New.
10697         (struct page_entry): Add field `pch_page'.
10698         (init_ggc): Use ROUND_UP.
10699         (struct ggc_pch_data): Declare.
10700         (init_ggc_pch): New.
10701         (ggc_pch_count_object): New.
10702         (ggc_pch_total_size): New.
10703         (ggc_pch_this_base): New.
10704         (ggc_pch_alloc_object): New.
10705         (ggc_pch_prepare_write): New.
10706         (ggc_pch_write_object): New.
10707         (ggc_pch_finish): New.
10708         (ggc_pch_read): New.
10709         * ggc.h (gt_pointer_operator): New.
10710         (gt_note_pointers): New.
10711         (gt_pch_note_object): New prototype.
10712         (gt_pointer_walker): New.
10713         (struct ggc_root_tab): Use gt_pointer_walker, add `pchw' field.
10714         (LAST_GGC_ROOT_TAB): Update.
10715         (gt_pch_cache_rtab): Declare.
10716         (gt_pch_scalar_rtab): Declare.
10717         (struct ggc_cache_tab): Use gt_pointer_walker, add `pchw' field.
10718         (LAST_GGC_CACHE_TAB): Update.
10719         (gt_pch_save_stringpool): Declare.
10720         (gt_pch_restore_stringpool): Declare.
10721         (gt_pch_p_S): Declare.
10722         (gt_pch_n_S): Declare.
10723         (struct ggc_pch_data): Forward-declare.
10724         (init_ggc_pch): Declare.
10725         (ggc_pch_count_object): Declare.
10726         (ggc_pch_total_size): Declare.
10727         (ggc_pch_this_base): Declare.
10728         (ggc_pch_alloc_object): Declare.
10729         (ggc_pch_prepare_write): Declare.
10730         (ggc_pch_write_object): Declare.
10731         (ggc_pch_finish): Declare.
10732         (ggc_pch_read): Declare.
10733         (gt_pch_save): Declare.
10734         (gt_pch_restore): Declare.
10735         * fold-const.c (size_int_type_wide): Allocate size_htab using GGC.
10736         * emit-rtl.c (init_emit_once): Allocate const_int_htab,
10737         const_double_htab, mem_attrs_htab using GGC.
10738         * c-pch.c: Include ggc.h.
10739         (pch_init): Allow reading PCH file back.
10740         (c_common_write_pch): Call gt_pch_save.
10741         (c_common_read_pch): Call gt_pch_restore.
10742         * c-parse.in (init_reswords): Delete now-untrue comment.
10743         Allocate ridpointers using GGC.
10744         * c-objc-common.c (c_objc_common_finish_file): Write PCH before
10745         calling expand_deferred_fns.
10746         * c-common.h (ridpointers): Mark for GTY machinery.
10747         * Makefile.in (stringpool.o): Update dependencies.
10748         (c-pch.o): Update dependencies.
10749         (ggc-common.o): Update dependencies.
10750         * stringpool.c: Include gt-stringpool.h.
10751         (gt_pch_p_S): New.
10752         (gt_pch_n_S): New.
10753         (struct string_pool_data): New.
10754         (spd): New.
10755         (gt_pch_save_stringpool): New.
10756         (gt_pch_restore_stringpool): New.
10757         * tree.c (init_ttree): Make type_hash_table allocated using GC.
10758
10759         2002-10-04  Geoffrey Keating  <geoffk@apple.com>
10760
10761         * gengtype.c (adjust_field_rtx_def): Don't pass size_t to printf.
10762         (output_mangled_typename): Don't pass size_t to printf.
10763
10764         * tree.h (union tree_type_symtab): Add tag to `address' field.
10765         (union tree_decl_u2): Add tag to 'i' field.
10766         * varasm.c (union rtx_const_un): Add tags to all fields.
10767         * gengtype.c (struct walk_type_data): New.
10768         (output_escaped_param): Take struct walk_type_data parameter.
10769         (write_gc_structure_fields): Delete.
10770         (walk_type): New.
10771         (write_gc_marker_routine_for_structure): Delete.
10772         (write_func_for_structure): New.
10773         (gc_mark_process_field): New.
10774         (gc_mark_func_name): New.
10775         (gc_counter): Delete.
10776         (write_gc_types): Use write_func_for_structure.
10777         (write_gc_roots): Use walk_type.
10778
10779         2002-10-02  Geoffrey Keating  <geoffk@apple.com>
10780
10781         * ggc-common.c (ggc_mark_roots): Delete 'x'.
10782         (ggc_splay_dont_free): Fix warning about unused 'x'.
10783         (ggc_print_common_statistics): Remove warnings.
10784
10785         2002-10-01  Mike Stump  <mrs@apple.com>
10786
10787         * ggc-common.c (ggc_splay_alloc): Actually return the allocated area.
10788         * gengtype.c (write_gc_structure_fields): Handle param[digit]_is.
10789
10790         2002-09-01  Geoffrey Keating  <geoffk@redhat.com>
10791             Catherine Moore  <clm@redhat.com>
10792
10793         * Makefile (c-pch.o): Update dependencies.
10794         (LIBCPP_OBJS): Add cpppch.o.
10795         (cpppch.o): New.
10796         * c-common.c (c_common_init): Don't call pch_init here.
10797         * c-common.h (c_common_read_pch): Update prototype.
10798         * c-lex.c (c_common_parse_file): Call pch_init here.
10799         * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-pch, -fpch-deps.
10800         (c_common_decode_option): Handle them.
10801         * c-pch.c: Include c-pragma.h.
10802         (save_asm_offset): Delete.
10803         (pch_init): Move contents of save_asm_offset into here, call
10804         cpp_save_state.
10805         (c_common_write_pch): Call cpp_write_pch.
10806         (c_common_valid_pch): Warn only when -Winvalid-pch.  Call
10807         cpp_valid_state.
10808         (c_common_read_pch): Add NAME parameter.  Call cpp_read_state.
10809         * cppfiles.c (stack_include_file): Update for change to
10810         parameters of cb.read_pch.
10811         * cpphash.h (struct cpp_reader): Add `savedstate' field.
10812         * cpplib.h (struct cpp_options): Add `warn_invalid_pch' and
10813         `restore_pch_deps' fields.
10814         (struct cpp_callbacks): Add NAME parameter to `read_pch'.
10815         (cpp_save_state): Prototype.
10816         (cpp_write_pch): Prototype.
10817         (cpp_valid_state): Prototype.
10818         (cpp_read_state): Prototype.
10819         * cpppch.c: New file.
10820         * flags.h (version_flag): Remove prototype.
10821         * mkdeps.c (deps_save): New.
10822         (deps_restore): New.
10823         * mkdeps.h (deps_save): Prototype.
10824         (deps_restore): Prototype.
10825         * toplev.c (late_init_hook): Delete.
10826         (version_flag): Make static again.
10827         (compile_file): Don't call late_init_hook.
10828         * toplev.h (late_init_hook): Delete.
10829         * doc/cppopts.texi: Document -fpch-deps.
10830         * doc/invoke.texi (Warning Options): Document -Winvalid-pch.
10831
10832         2002-08-27  Geoffrey Keating  <geoffk@redhat.com>
10833
10834         * c-pch.c (c_common_write_pch): Rename from c_write_pch, change
10835         callers.
10836         (c_common_valid_pch): Rename from c_valid_pch, change callers.
10837         (c_common_read_pch): Rename from c_read_pch, change callers.
10838
10839         * c-opts.c (COMMAND_LINE_OPTIONS): Allow -output-pch= to have
10840         a space between it and its argument.
10841
10842         2002-08-24  Geoffrey Keating  <geoffk@redhat.com>
10843
10844         * c-pch.c: New file.
10845         * toplev.h (late_init_hook): Declare.
10846         * toplev.c (late_init_hook): Define.
10847         (version_flag): Make globally visible.
10848         (compile_file): Call late_init_hook.
10849         (init_asm_output): Make output file seekable.
10850         * gcc.c (default_compilers): Update c-header rule.
10851         * flags.h (version_flag): Declare.
10852         * cpplib.h (struct cpp_callbacks): Add 'valid_pch' and 'read_pch'
10853         fields.
10854         * cppfiles.c (struct include_file): Add 'pch' field.
10855         (INCLUDE_PCH_P): New.
10856         (open_file_pch): New.
10857         (stack_include_file): Handle PCH files specially.
10858         (find_include_file): Call open_file_pch instead of open_file.
10859         (_cpp_read_file): Explain why open_file is used instead of
10860         open_file_pch.
10861         * c-opts.c (c_common_decode_option): Correct OPT__output_pch case.
10862         * c-objc-common.c (c_objc_common_finish_file): Call c_write_pch.
10863         * c-lex.c (init_c_lex): Set valid_pch and read_pch fields
10864         in cpplib callbacks.
10865         * c-common.c (pch_file): Correct comment.
10866         (allow_pch): Define.
10867         (c_common_init): Call pch_init.
10868         * c-common.h (allow_pch): Declare.
10869         (pch_init): Declare.
10870         (c_valid_pch): Declare.
10871         (c_read_pch): Declare.
10872         (c_write_pch): Declare.
10873         * Makefile.in (c-pch.o): New.
10874         (C_AND_OBJC_OBJS): Add c-pch.o.
10875         * doc/invoke.texi (Precompiled Headers): Add index entries,
10876         complete truncated paragraph.
10877
10878         2002-08-17  Geoffrey Keating  <geoffk@redhat.com>
10879
10880         * c-common.c: (pch_file): Define.
10881         * c-common.h (pch_file): Declare.
10882         * c-opts.c (COMMAND_LINE_OPTIONS): Add --output-pch=.
10883         (missing_arg): Require --output-pch= to have an argument.
10884         (c_common_decode_option): Handle --output-pch=.
10885         * gcc.c: Document new %V.
10886         (default_compilers): Handle compiling C header files.
10887         (do_spec_1): Implement %V.
10888         (main): Handle "gcc foo.h" without trying to run linker.
10889         * doc/invoke.texi (Invoking GCC): Add new menu item for PCH.
10890         (Overall Options): Document what the driver does with header files,
10891         document new -x option possibilities.
10892         (Invoking G++): More documentation for PCH.
10893         (Precompiled Headers): New.
10894
10895         2002-08-09  Geoffrey Keating  <geoffk@redhat.com>
10896
10897         * ggc.h: Don't include varray.h.  Rearrange functions to be more
10898         organized.
10899         (ggc_add_root): Delete.
10900         (ggc_mark_rtx): Delete.
10901         (ggc_mark_tree): Delete.
10902         (struct ggc_statistics): Remove contents.
10903         * ggc-common.c: Remove unneeded includes.
10904         (struct ggc_root): Delete.
10905         (roots): Delete.
10906         (ggc_add_root): Delete.
10907         (ggc_mark_roots): Don't mark `roots'.  Call ggc_mark_stringpool.
10908         (ggc_print_common_statistics): Remove most of the contents.
10909         * Makefile.in (GGC_H): No longer uses varray.h.
10910         (ggc-common.o): Update dependencies.
10911         (c-parse.o): Add varray.h to dependencies.
10912         (c-common.o): Add varray.h.
10913         * stringpool.c (mark_ident): Use mangled name for tree marker routine.
10914         (mark_ident_hash): Rename to ggc_mark_stringpool.
10915         (init_stringpool): Don't use ggc_add_root.
10916         * c-parse.in: Include varray.h.
10917         * c-common.c: Include varray.h.
10918         * objc/Make-lang.in (objc-act.o): Add varray.h.
10919         * objc/objc-act.c: Include varray.h.
10920
10921         2002-07-25  Geoffrey Keating  <geoffk@redhat.com>
10922
10923         * dwarf2out.c (dw_cfi_oprnd2_desc): Fix ISO-only function definition.
10924         (dw_cfi_oprnd1_desc): Likewise.
10925
10926         2002-07-17  Geoffrey Keating  <geoffk@redhat.com>
10927
10928         * config/alpha/alpha.c (struct alpha_links): Use gengtype to mark;
10929         move out of ifdef.
10930         (alpha_links): Use gengtype to mark; move out of ifdef.
10931         (mark_alpha_links_node): Delete.
10932         (mark_alpha_links): Delete.
10933         (alpha_need_linkage): Use GGC to allocate splay tree, struct
10934         alpha_links, strings.  Don't use ggc_add_root.
10935         * ggc-common.c (ggc_splay_alloc): New.
10936         (ggc_splay_dont_free): New.
10937         * ggc.h (ggc_mark_rtx): Update for changed name mangling.
10938         (ggc_mark_tree): Likewise.
10939         (splay_tree_new_ggc): New.
10940         (ggc_splay_alloc): Declare.
10941         (ggc_splay_dont_free): Declare.
10942         * dwarf2asm.c: Include gt-dwarf2asm.h.
10943         (mark_indirect_pool_entry): Delete.
10944         (mark_indirect_pool): Delete.
10945         (indirect_pool): Use gengtype to mark.
10946         (dw2_force_const_mem): Don't use ggc_add_root.
10947         * Makefile.in (dwarf2asm.o): Depend on gt-dwarf2asm.h.
10948         (GTFILES): Add SPLAY_TREE_H, dwarf2asm.c.
10949         (gt-dwarf2asm.h): Depend on s-gtype.
10950
10951         2002-07-08  Geoffrey Keating  <geoffk@redhat.com>
10952
10953         * tree.h (union tree_type_symtab): Mark `die' field.
10954         * Makefile.in (dwarf2out.o): Update dependencies.
10955         * dwarf2out.c: Use GGC to allocate all structures.  Convert to htab_t
10956         hash tables.
10957         (dw_cfi_oprnd1_desc): New function.
10958         (dw_cfi_oprnd2_desc): New function.
10959         (indirect_string_alloc): Delete.
10960         (debug_str_do_hash): New function.
10961         (debug_str_eq): New function.
10962         (mark_limbo_die_list): Delete.
10963         (dwarf2out_init): Don't call ggc_add_root.
10964
10965 2003-01-09  Vladimir Makarov  <vmakarov@redhat.com>
10966
10967         The following changes are merged from itanium-sched-branch:
10968
10969         2003-01-08  David Edelsohn  <edelsohn@gnu.org>
10970
10971         * doc/md.texi: Clarify assignment of units to automata description.
10972
10973         2003-01-08  Vladimir Makarov  <vmakarov@redhat.com>
10974
10975         * genautomata.c (unit_decl): Remove members
10976         `the_same_automaton_unit' and
10977         `the_same_automaton_message_reported_p'.
10978         (process_unit_to_form_the_same_automaton_unit_lists,
10979         form_the_same_automaton_unit_lists_from_regexp,
10980         form_the_same_automaton_unit_lists, the_same_automaton_lists):
10981         Remove them.
10982         (annotation_message_reported_p): New global variable.
10983         (check_unit_distribution_in_reserv,
10984         check_regexp_units_distribution): New functions.
10985         (check_unit_distributions_to_automata): Rewrite it.
10986
10987         2003-01-04  Vladimir Makarov  <vmakarov@redhat.com>
10988
10989         * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
10990         Use continue instead of break if cycle is too big.
10991
10992         2002-12-20  Vladimir Makarov  <vmakarov@redhat.com>
10993
10994         * genautomata.c (check_unit_distributions_to_automata): Output at
10995         most one message for a unit.
10996         (process_unit_to_form_the_same_automaton_unit_lists): Check
10997         automaton of units instead of units themself.
10998
10999         * doc/md.texi: Describe the constraint about assigning unit to
11000         automata.
11001
11002         2002-12-20  Jan Hubicka  <jH@suse.cz>
11003                     Vladimir Makarov  <vmakarov@redhat.com>
11004
11005         * genautomata.c (unit_decl): Add new members `min_occ_cycle_num'
11006         and `in_set_p'.
11007         (gen_cpu_unit): Initialize the new members.
11008         (process_regexp_cycles): Calculate minimal finish cycle too.  Set
11009         up `min_occ_cycle_num'.
11010         (evaluate_max_reserv_cycles): Change the function call.
11011         (CLEAR_BIT): New macro.
11012         (states_union, state_shift): Use the mask.
11013         (initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'.
11014         (form_reservs_matter): New function.
11015         (make_automaton): Call the function and use the mask.
11016         (estimate_one_automaton_bound): Take `min_occ_cycle_num' into
11017         account.
11018
11019         2002-12-17  Vladimir Makarov  <vmakarov@redhat.com>
11020
11021         * config/ia64/itanium2.md (lfetch): Change the insn reservation.
11022
11023         2002-12-17  Vladimir Makarov  <vmakarov@redhat.com>
11024
11025         * config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn
11026         for Itanium.
11027
11028         2002-12-17  Vladimir Makarov  <vmakarov@redhat.com>
11029
11030         * config/ia64/ia64.c (ia64_override_options): Make itanium2 as
11031         default cpu.
11032
11033         2002-12-17  Vladimir Makarov  <vmakarov@redhat.com>
11034                 2002-10-31  Dale Johannesen <dalej@apple.com>
11035
11036         * haifa-sched.c (find_set_reg_weight): New function.
11037         (find_insn_reg_weight): Use the new function.
11038         (schedule_block): Do sorting ready queue always
11039         after insn issue.
11040
11041         2002-11-27  Vladimir Makarov  <vmakarov@redhat.com>
11042
11043         * config/ia64/ia64.c (bundling): Use MFI template instead of MLX.
11044
11045         2002-11-19  Vladimir Makarov  <vmakarov@redhat.com>
11046
11047         * haifa-sched.c (choice_entry): New structure.
11048         (choice_stack, cycle_issued_insns): New variables.
11049         (max_issue): Rewrite it.
11050         (choose_ready): Set up ready_try for unknown insns too.
11051         (schedule_block): Allocate and free choice_stack.  Set up
11052         and modify cycle_issued_insns.
11053
11054         * config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue
11055         with and without filling the bundle.
11056         (bundling): Combine calls of issue_nops_and_insn.
11057
11058         2002-10-17  Vladimir Makarov  <vmakarov@redhat.com>
11059
11060         * config/ia64/itanium1.md: New file.
11061
11062         * config/ia64/itanium2.md: New file.
11063
11064         * config/ia64/ia64.md: Move DFA descriptions into the new files.
11065         Remove the old pipeline description.
11066
11067         * config/ia64/ia64.c (ia64_override_options): Add aliases of
11068         itanium processor names.
11069
11070         2002-10-16  Vladimir Makarov  <vmakarov@redhat.com>
11071
11072         * config/ia64/ia64.c (bundling): Print states for Itanium2 too.
11073         (ia64_reorg):  Set up queried unit codes for Itanium2 too.
11074
11075         * config/ia64/ia64.md: Add descriptions for Itanium2.
11076
11077         2002-10-08  Vladimir Makarov  <vmakarov@redhat.com>
11078
11079         * config/ia64/ia64.h (processor_type): New enumeration.
11080         (ia64_tune, ia64_tune_string): New external declarations.
11081         (TARGET_OPTIONS): Add option `tune='.
11082
11083         * config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global
11084         variables.
11085         (ia64_override_options): Set up `ia64_tune'.
11086         (ia64_sched_reorder2): Set up `clocks' only for Itanium.
11087         (ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium.
11088         (bundling): Add nops for MM-insns only for Itanium.
11089         (ia64_reorg): Allocate and free `clocks' and `add_cycles' only for
11090         Itanium.
11091
11092         * config/ia64/ia64.md (cpu): New attribute.
11093         (DFA description): Enable it only for Itanium.
11094
11095         2002-10-08  Vladimir Makarov  <vmakarov@redhat.com>
11096                     Richard Henderson  <rth@redhat.com>
11097
11098         * config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to
11099         MASK_EARLY_STOP_BITS.
11100         (TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS.
11101         (TARGET_SWITCHES): Rename option `tune-stop-bits' to
11102         `early-stop-bits'.
11103
11104         * config/ia64/ia64.c (ia64_dfa_new_cycle,
11105         final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS
11106         instead of TARGET_TUNE_STOP_BITS.
11107
11108         * doc/invoke.texi: Rename option `-mtune-stop-bits' to
11109         `-mearly-stop-bits'.
11110
11111         * config/ia64/ia64.c (automata_option "v"): Comment it.
11112
11113         2002-10-07  Vladimir Makarov  <vmakarov@redhat.com>
11114
11115         * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS):
11116         New macros.
11117         (TARGET_SWITCHES): Add entries for the new option.
11118
11119         * config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx
11120         dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC.
11121         (stops_p, stop_before_p, clocks_length, clocks, add_cycles): New
11122         global variables.
11123         (ia64_sched_reorder2): Set up `clocks'.
11124         (ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'.
11125         (ia64_dfa_new_cycle): Set up add_cycle.  Permit sorting ready
11126         queue when TARGET_TUNE_STOP_BITS.
11127         (bundling): Insert additional nops for MM-insns.
11128         (final_emit_insn_group_barriers): Add insertion of stop bits
11129         according `stops_p'.
11130         (ia64_reorg): Initiate the new varibales.
11131
11132         * doc/invoke.texi: Add description of option `-mtune-stop-bits'.
11133
11134         2002-10-02  Vladimir Makarov  <vmakarov@redhat.com>
11135
11136         * haifa-sched.c (schedule_block): Modify INSN_TICK of depended
11137         insns at the end of block insn scheduling.
11138
11139         2002-09-30  Vladimir Makarov  <vmakarov@redhat.com>
11140
11141         * sched-deps.c (remove_dependence, group_leader): Remove it.
11142         (add_dependence): Add dependence to group leader to.
11143         (set_sched_group_p): Add dependence to the first insn of the
11144         schedule group too.
11145         (sched_analyze_insn): Make dependence to jump as anti-dependence.
11146         Change true dependence by anti-dependence when
11147         `reg_pending_barrier'.
11148
11149         * sched-rgn.c (init_ready_list, can_schedule_ready_p,
11150         add_branch_dependences): Ignore schedule groups.
11151
11152         * sched-ebb.c (init_ready_list): Ditto.
11153
11154         * (move_insn, set_priorities): Ditto.
11155
11156         * config/ia64/ia64.c (ia64_sched_init): Check that schedule group
11157         flag is clear after reload.
11158         (adjust_cost): Change cost only for output dependencies.
11159
11160         * config/ia64/ia64.md: Add more insns into bypass for MM-insns.
11161
11162         2002-09-26  Vladimir Makarov  <vmakarov@redhat.com>
11163
11164         * Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry.
11165
11166         * target.h (gcc_target): Add member
11167         `dependencies_evaluation_hook'.
11168
11169         * target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New
11170         macro.
11171         (TARGET_SCHED): Add initiatialization of the new member.
11172
11173         * sched-ebb.c: Include `target.h'.
11174         (schedule_ebb): Call `dependencies_evaluation_hook'.
11175
11176         * sched-rgn.c (schedule_region): Call
11177         `dependencies_evaluation_hook'.
11178
11179         * config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
11180         New macro.
11181         (ia64_dependencies_evaluation_hook): New function.
11182
11183         * doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
11184         Describe the new hook.
11185
11186         2002-09-25  Vladimir Makarov  <vmakarov@redhat.com>
11187
11188         * target.h (gcc_target): Add members
11189         `first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'.
11190
11191         * target-def.h (TARGET_SCHED_DFA_NEW_CYCLE,
11192         TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New
11193         macros.
11194         (TARGET_SCHED): Add initiatialization of the new members.
11195
11196         * haifa-sched.c (schedule_insn): Update last_clock_var for the 1st
11197         insn scheduling too.
11198         (choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to
11199         initialize `ready_try'.
11200         (schedule_block): Use `dfa_new_cycle'.  Sort `ready' only unless
11201         `dfa_new_cycle' says not to do it.
11202
11203         * config/ia64/ia64.md: Add DFA Itanium 1 description for insn
11204         bundling.
11205
11206         * config/ia64/ia64.h (CPU_UNITS_QUERY): New macro.
11207
11208         * config/ia64/ia64.c: Include `hashtab.h'.
11209         (ia64_first_cycle_multipass_dfa_lookahead_guard,
11210         ia64_dfa_new_cycle, final_emit_insn_group_barriers,
11211         ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state,
11212         initiate_bundle_states, finish_bundle_states, bundle_state_hash,
11213         bundle_state_eq_p, insert_bundle_state,
11214         initiate_bundle_state_table, finish_bundle_state_table,
11215         try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos,
11216         get_template, get_next_important_insn, bundling): New functions.
11217         (ia64_internal_sched_reorder): Remove it.
11218         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
11219         TARGET_SCHED_DFA_NEW_CYCLE): New macros.
11220         (ia64_safe_itanium_requires_unit0): Remove it.
11221         (group_barrier_needed_p): Place group barrier right before a real
11222         insn.
11223         (bundle, ia64_packet, NR_PACKETS, type_names, packets, packets):
11224         Remove them.
11225         (bundle_name): New variable.
11226         (_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_,
11227         _0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_,
11228         _1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5,
11229         pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size,
11230         temp_dfa_state, prev_cycle_state): New global variables.
11231         (insn_matches_slot, maybe_rotate, finish_last_head,
11232         rotate_one_bundle, rotate_one_bundles, nop_cycles_until,
11233         cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
11234         find_best_packet, itanium_reorder, dump_current_packet,
11235         schedule_stop, gen_nop_type, ia64_emit_nops): Remove them.
11236         (sched_data, sched_ready, sched_types): Remove them.
11237         (ia64_sched_init): Initiate only `last_scheduled_insn' and call
11238         `init_insn_group_barriers'.
11239         (ia64_sched_reorder, ia64_sched_reorder2): Call
11240         ia64_dfa_sched_reorder.
11241         (ia64_variable_issue): Rewrite it.
11242         (bundle_state): New structure.
11243         (index_to_bundle_states, bundle_states_num,
11244         allocated_bundle_states_chain, free_bundle_state_chain): New
11245         global variables.
11246         (ia64_sched_finish): Add stop bits and call `bundling' after the
11247         2nd insn scheduling.
11248         (ia64_use_dfa_pipeline_interface): Return zero always.
11249         (ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd
11250         insn scheduling.
11251         (ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size',
11252         `temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'.
11253         (ia64_reorg): Add bundling insns.
11254
11255         * doc/tm.texi
11256         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
11257         TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks.
11258
11259         2002-09-23  Vladimir Makarov  <vmakarov@redhat.com>
11260
11261         * config/ia64/ia64.md: Add Itanium1 DFA description.
11262         (itanium_class): Add `nop' and `pre_cycle'.  Add
11263         define_function_unit for `nop'.
11264         (nop): Change attribute `itanium_class'.
11265         (pre_cycle): New define_insn.
11266
11267         * config/ia64/ia64-protos.h (bundling_p): New external variable.
11268         (ia64_st_address_bypass_p, ia64_ld_address_bypass_p,
11269         ia64_produce_address_p): New function prototypes.
11270
11271         * config/ia64/ia64.c (bundling_p): New global variable.
11272         (ia64_use_dfa_pipeline_interface,
11273         ia64_first_cycle_multipass_dfa_lookahead,
11274         ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New
11275         functions.
11276         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
11277         TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
11278         TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
11279         TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros.
11280         (ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2,
11281         ia64_variable_issue, ia64_sched_finish): Do nothing before reload.
11282         (dfa_pre_cycle_insn): New variable.
11283
11284         2002-09-20  Vladimir Makarov  <vmakarov@redhat.com>
11285
11286         * rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New
11287         constructions.
11288
11289         * genattrtab.h (gen_final_presence_set, gen_final_absence_set):
11290         New function prototypes.
11291
11292         * genattrtab.c (main): Process the new constructions.
11293
11294         * genautomata.c (gen_presence_absence_set,
11295         process_presence_absence_names, process_presence_absence_patterns,
11296         add_presence_absence, check_absence_pattern_sets): Add parameter
11297         `final_p'.
11298         (unit_decl): Add new members `final_presence_list' and
11299         `final_absence_list'.
11300         (unit_pattern_rel_decl): Add new member `final_p'.
11301         (gen_final_presence_set, gen_final_absence_set): New functions.
11302         (process_decls): Use member `final_p'.
11303         (temp_reserv): New global variable.
11304         (reserv_sets_are_intersected): Add processing `final_presence_set'
11305         and `final_absence_set'.
11306         (initiate_states): Allocate `temp_reserv'.
11307         (unit_final_presence_set_table, unit_final_absence_set_table): New
11308         gloabal variables.
11309         (initiate_presence_absence_pattern_sets): Initiate them.
11310         (NDFA_to_DFA): Fix typo.
11311         (output_description): Output `final_presence_set' and
11312         `final_absence_set'.
11313
11314         * doc/md.texi (final_presence_set, final_absence_set): Describe
11315         them.
11316
11317         2002-09-20  Vladimir Makarov  <vmakarov@redhat.com>
11318
11319         * genautomata.c (transform_3): Process a missing case (nothing on
11320         unit place).
11321
11322         2002-09-20  Vladimir Makarov  <vmakarov@redhat.com>
11323
11324         * rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change
11325         comments about queried units and the minimization.
11326
11327         * doc/md.texi: Ditto.
11328
11329         * genautomata.c (create_composed_state): Return nonzero if the new
11330         state has been created.
11331         (first_cycle_unit_presence): New function.
11332         (state_is_differed): Add new parameter.  Use the new function.
11333         Take queried units into account.
11334         (partition_equiv_class): Pass additional parameter to
11335         `state_is_differed'.
11336         (merge_states): Process composed states too.
11337         (build_automaton, create_automata, output_min_issue_delay_table,
11338         output_tables, output_statistics): Output more information.
11339         (output_reserved_units_table): Use function
11340         `first_cycle_unit_presence'.
11341         (output_tables): Output table of queried units even if the
11342         minimization is switched on.
11343         (write_automata): Output code for querying units even if the
11344         minimization is switched on.
11345
11346         2002-09-19  Vladimir Makarov  <vmakarov@redhat.com>
11347
11348         * rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended
11349         syntax of the constructions.
11350
11351         * doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of
11352         extended syntax of the constructions.
11353
11354         * genautomata.c (unit_rel_decl): Rename it to
11355         `unit_pattern_rel_decl'.
11356         (pattern_set_el, pattern_reserv): New structures.
11357         (pattern_set_el_t, pattern_reserv_t): New types.
11358         (gen_presence_absence_set): New function.
11359         (process_presence_absence): Remove it.
11360         (process_presence_absence_names,
11361         process_presence_absence_patterns): New functions.
11362         (get_presence_absence_set): Remove it.
11363         (initiate_presence_absence_sets): Rename it on
11364         `initiate_presence_absence_pattern_sets'.  Use new function
11365         `form_reserv_sets_list'.
11366         (form_reserv_sets_list, check_presence_pattern_sets,
11367         check_absence_pattern_sets, output_pattern_set_el_list): New
11368         functions.
11369         (unit_decl): Change types of members `presence_list' and
11370         `absence_list'.
11371         (unit_rel_decl): Rename member `names_num' to `all_names_num'.
11372         (decl): Change types of members `excl', `presence', and `absence'.
11373         (get_str_vect): Rename `par_flag' to `paren_p'.  Add null element
11374         at the end of the vector.
11375         (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11376         gen_automaton, gen_regexp_repeat, gen_regexp_allof,
11377         gen_regexp_oneof, gen_regexp_sequence): Use boolean values.
11378         (gen_presence_set, gen_absence_set): Use new function
11379         `gen_presence_absence_set'.
11380         (add_presence_absence): Process `pattern_list' instead of
11381         `source_list'.
11382         (process_decls): USe new functions
11383         `process_presence_absence_names' and
11384         `process_presence_absence_patterns'.
11385         (reserv_sets_are_intersected): Use new function
11386         `check_presence_pattern_sets'.
11387         (presence_set, absence_set): Remove them.
11388         (unit_presence_set_table, unit_absence_set_table): New global
11389         variables.
11390         (output_description): Use new function
11391         `output_pattern_set_el_list'.
11392         (generate): Use `initiate_presence_absence_pattern_sets'.
11393
11394         2002-09-18  Vladimir Makarov  <vmakarov@redhat.com>
11395
11396         * genattr.c (main): Add output of prototype of new interface
11397         function `dfa_clean_insn_cache'.
11398
11399         * genautomata.c (output_dfa_clean_insn_cache_func): New function.
11400         (DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro.
11401         (output_dfa_start_func): Use function `dfa_clean_insn_cache' in
11402         the generated code.
11403         (write_automata): Call the new function.
11404
11405 2003-01-09  Jan Hubicka  <jh@suse.cz>
11406
11407         * i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt
11408         correctly.
11409
11410 2003-01-09  Paolo Carlini  <pcarlini@unitus.it>
11411
11412         * doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo.
11413
11414 2003-01-09  J"orn Rennecke <joern.rennecke@superh.com>
11415
11416         * defaults.h (EXTRA_MEMORY_CONSTRAINT): Add STR argument.
11417         (EXTRA_ADDRESS_CONSTRAINT): Likewise.
11418         (CONSTRAINT_LEN): Provide default definition.
11419         (CONST_OK_FOR_CONSTRAINT_P): Likewise.
11420         (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Likewise.
11421         (EXTRA_CONSTRAINT_STR): Likewise.
11422         (REG_CLASS_FROM_CONSTRAINT): Define.
11423         * genoutput.c (check_constraint_len, constraint_len): New functions.
11424         (validate_insn_alternatives): Check CONSTRAINT_LEN for each
11425         constraint / modifier.
11426         (gen_insn): Call check_constraint_len.
11427         * local-alloc.c (block_alloc): Update to use new macros / pass
11428         second argument to EXTRA_{MEMORY,ADDRESS}_CONSTRAINT.
11429         * ra-build.c (handle_asm_insn): Likewise.
11430         * recog.c (asm_operand_ok, preprocess_constraints): Likewise.
11431         (constrain_operands, peep2_find_free_register): Likewise.
11432         * regclass.c (record_operand_costs, record_reg_classes): Likewise.
11433         * regmove.c (find_matches): Likewise.
11434         * reload.c (push_secondary_reload, find_reloads): Likewise.
11435         (alternative_allows_memconst): Likewise.
11436         * reload1.c (maybe_fix_stack_asms): Likewise.
11437         (reload_cse_simplify_operands): Likewise.
11438         * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11439         * doc/tm.texi (CONSTRAINT_LEN, REG_CLASS_FROM_CONSTRAINT): Document.
11440         (CONST_OK_FOR_CONSTRAINT_P): Likewise.
11441         (CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR): Likewise.
11442         (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Add STR argument.
11443         * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Likewise.
11444
11445         * sh.h (OVERRIDE_OPTIONS): Allow first scheduling pass for SH5.
11446
11447 2003-01-09  Kazu Hirata  <kazu@cs.umass.edu>
11448
11449         * config/h8300/h8300.md (*extzv_1_r_h8300): Correct the insn
11450         length.
11451         (*extzv_1_r_h8300hs): Likewise.
11452         (*extzv_1_r_inv_h8300): Likewise.
11453         (*extzv_1_r_inv_h8300hs): Likewise.
11454
11455 2003-01-09  Kazu Hirata  <kazu@cs.umass.edu>
11456
11457         * config/h8300/h8300.h (PREDICATE_CODES): New.
11458
11459 2003-01-09  Kazu Hirata  <kazu@cs.umass.edu>
11460
11461         * config/h8300/h8300.md (*addsi3_upper): New.
11462         (*iorsi3_shift): Likewise.
11463         (two splitters): Likewise.
11464         (*addsi3_shift): Likewise.
11465         (two splitters): Likewise.
11466
11467 2003-01-09  Josef Zlomek  <zlomj9am@artax.karlin.mff.cuni.cz>
11468
11469         * Makefile.in (optabs.o): Add dependency on basic-block.h.
11470         * basic-block.h (control_flow_insn_p): Fuction was exported.
11471         * cfgbuild.c (control_flow_insn_p): Fuction was made non-static.
11472         * optabs.c (emit_libcall_block): Emit REG_LIBCALL and REG_RETVAL
11473         notes only when the region is contained in a single basic block.
11474
11475 2003-01-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
11476
11477         PR inline-asm/8832
11478         * tree.h (expand_asm): New prototype.
11479         * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed
11480         to do so.
11481         * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier
11482         down to expand_asm.
11483         * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier.
11484         * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag.
11485         (volatile_refs_p) [ASM_INPUT]: Likewise.
11486         (side_effects_p) [ASM_INPUT]: Likewise.
11487
11488 2003-01-09  Jan Hubicka  <jh@suse.cz>
11489
11490         * i386.md (*mul*): FIx constraints; remove confused comment; fix
11491         athlon_decode attributes
11492         (imul/k8 optimization peep2s): New.
11493
11494         * athlon.md (athlon_ssecmp*): Handle ssecomi as well.
11495         * i386.md (type attribute): Add ssecomi.
11496         (unit, memory, prefix attributes): Handle ssecomi.
11497         (cvt?2? patterns): Fix athlon_decode attribute
11498         (comi patterns): Set attribute to ssecomi.
11499
11500         PR target/8343
11501         * m68k.md (umulsidi, mulsidi expanders): Use register operand.
11502
11503 2003-01-09  Richard Sandiford  <rsandifo@redhat.com>
11504
11505         * config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
11506         that match register_operands.
11507         * config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
11508         register_operand the default case.
11509
11510 2003-01-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
11511
11512         PR c/8032
11513         * c-typeck.c (process_init_element) [RECORD_TYPE]: For
11514         an empty element, do not advance the pointer to unfilled
11515         fields if there are pending initializers.
11516
11517 2003-01-09  Christian Cornelssen  <ccorn@cs.tu-berlin.de>
11518
11519         * Makefile.in (ORDINARY_FLAGS_TO_PASS): Also pass DESTDIR.
11520         (install-gcc-tooldir, install-cpp, installdirs,
11521         install-common, install-driver, install-info, install-man,
11522         install-headers, install-include-dir, install-headers-tar,
11523         install-headers-cpio, install-headers-cp, install-mkheaders,
11524         install-collect2, uninstall): Prepend $(DESTDIR) to
11525         destination paths in all (un)installation commands.
11526         (install-driver): Rewrite $(LN) commands to support DESTDIR
11527         with "ln" as well as with "ln -s".
11528         (installdirs): Simply use mkinstalldirs.
11529         (install-libgcc, install-multilib): Also pass DESTDIR.
11530         * mklibgcc.in: Prepend $(DESTDIR) to $(libsubdir) in the
11531         installation destination variable ldir.
11532         * config/alpha/t-osf4, config/arm/t-netbsd,
11533         config/ia64/t-hpux, config/mips/t-iris5-6,
11534         config/pa/t-hpux-shlib, config/rs6000/t-aix43,
11535         config/rs6000/t-aix52, config/t-slibgcc-elf-ver,
11536         config/t-slibgcc-sld: Prepend $$(DESTDIR) to $$(slibdir)
11537         in the definition of SHLIB_INSTALL.
11538         * config/arc/t-arc (install-multilib-arc): Prepend $(DESTDIR) to
11539         $(libsubdir) in the installation commands.
11540
11541 2003-01-08  Kaz Kojima  <kkojima@gcc.gnu.org>
11542
11543         * config/sh/sh.h (CASE_VECTOR_MODE): Use SImode for a
11544         non-optimizing compile.
11545         (ASM_OUTPUT_ADDR_VEC_ELT): Use .long for a non-optimizing
11546         compile.
11547
11548 2003-01-08  Douglas B Rupp  <rupp@gnat.com>
11549
11550         * config/i386/i386.c (ix86_attribute_table): Add new attributes
11551         ms_struct and gcc_struct.
11552         (ix86_handle_struct_attribute): New function.
11553         (ix86_ms_bitfield_layout_p): Update to take new attributes
11554         into account.
11555         * doc/extend.texi: Document new attributes.
11556         * testsuite/gcc.dg/bf-ms-attrib.c: New test.
11557
11558 2003-01-08  Danny Smith  <dannysmith@users.sourceforge.net>
11559
11560         PR optimization/8750
11561         * config/i386/i386.c (ix86_expand_prologue): Don't allow
11562         scheduling pass to move insns across __alloca call.
11563
11564 2003-01-08  Dale Johannesen  <dalej@apple.com>
11565
11566         * config/rs6000/rs6000.md:  Replace *store_multiple_string
11567         with *stmsi[3-8].
11568
11569 2003-01-08  Jeff Sturm  <jsturm@one-point.com>
11570
11571         PR target/9210
11572         * config/rs6000/rs6000.c (rs6000_elf_encode_section_info):
11573         Set SYMBOL_REF_FLAG on local data sym_ref.
11574
11575 2003-01-08  Dale Johannesen  <dalej@apple.com>
11576
11577         * function.c (assign_parms):  Don't set pretend_args_size if
11578           REG_PARM_STACK_SPACE.
11579           config/rs6000/rs6000.c (setup_incoming_varargs):  Don't set
11580           pretend_args_size.
11581
11582 2003-01-08  Nathanael Nerode  <neroden@gcc.gnu.org>
11583
11584         * gcc.hlp: Delete.
11585
11586 2003-01-09  Jan Hubicka  <jh@suse.cz>
11587
11588         * i386.c  (ix86_expand_int_addcc): Fix thinko.
11589
11590 2003-01-08  David Edelsohn  <edelsohn@gnu.org>
11591
11592         * config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode.
11593         * config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine
11594         as hook_bool_tree_hwi_hwi_tree_true.
11595         (rs6000_emit_allocate_stack): Use TARGET_32BIT.
11596         (rs6000_emit_epilogue): Same.
11597         (rs6000_output_mi_thunk): Re-implement as RTL.
11598         * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call
11599         xcoffout_declare_function if any debugging enabled.
11600
11601 2003-01-08  Chris Demetriou  <cgd@broadcom.com>
11602
11603         * config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New
11604         targets, to support MIPS32 Release 2 (MIPS32R2) configurations.
11605         * config/mips/mips.h (enum processor_type): Rename
11606         PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to
11607         PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC.
11608         Add PROCESSOR_M4K.
11609         (TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming.
11610         (ISA_MIPS32R2): New define.
11611         (GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC)
11612         (ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO)
11613         (ISA_HAS_PREFETCH): Add support for MIPS32R2.
11614         (MIPS_ISA_DEFAULT): Likewise.  Also, fix indentation.
11615         (TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2.  Add new
11616         predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64.
11617         (ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if
11618         compiling MIPS16 code.
11619         (ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix
11620         comment.
11621         (ISA_HAS_SEB_SEH): New define.
11622         (ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker.
11623         * config/mips/mips.c (mips_cpu_info_table): Adjust for enum
11624         processor_type value renaming.  Add support for MIPS32R2.
11625         Clean up comments, and move "sb1" entry with other MIPS64 CPU
11626         entries.
11627         (override_options): Reimplement -mipsN option handling so that
11628         it will work correctly for -mips32r2.  Avoid branch-likely
11629         instructions on MIPS32R2.
11630         * config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2.
11631         (extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH.
11632         (extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH.
11633         (extendhisi2_hw, extendqisi2_hw): New.
11634         * config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support
11635         for MIPS32R2.  Add new predefine __mips_isa_rev for MIPS32,
11636         MIPS32R2, and MIPS64.
11637         (LINK_SPEC): Pass -mips32r2 to linker.
11638         * config/mips/t-isa3264: Built -mips32r2 multilibs.
11639         * doc/invoke.texi (MIPS Options): Add -mips32r2, add support
11640         for mips32r2 in the -march description.  Alphabetically sort
11641         CPU names in the -march description.  Add long-missed -mips32
11642         and -mips64 to MIPS option summary.
11643
11644         * config.gcc: Update copyright years to include 2003.
11645         * config/mips/mips.c: Likewise.
11646         * config/mips/mips.h: Likewise.
11647         * config/mips/mips.md: Likewise.
11648         * config/mips/netbsd.h: Likewise.
11649         * doc/invoke.texi: Likewise.
11650
11651 2003-01-08  Andreas Schwab  <schwab@suse.de>
11652
11653         * aclocal.m4 (gcc_AC_INITFINI_ARRAY): Fix spelling of cache
11654         variable.
11655         * configure: Regenerated.
11656
11657 2003-01-08  Kazu Hirata  <kazu@cs.umass.edu>
11658
11659         * config/h8300/h8300.c (output_logical_op): Replace byte/word
11660         extraction of det with b0, b1, w0, w2, etc.
11661         (compute_logical_op_length): Likewise.
11662         (compute_logical_op_cc): Likewise.
11663
11664 2003-01-08  Kazu Hirata  <kazu@cs.umass.edu>
11665
11666         * config/h8300/h8300.h (CONSTANT_ADDRESS_P): Allow CONST and
11667         HIGH on all variants.
11668
11669 2003-01-08  Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
11670
11671         * Makefile.in (PARTITION_H): New.
11672         (BASIC_BLOCK_H): Added hard-reg-set.h and $(PARTITION_H).
11673         * basic-block.h: Include hard-reg-set.h.
11674
11675 2003-01-08  Richard Earnshaw  <rearnsha@arm.com>
11676
11677         * arm.h (ENABLE_XF_PATTERNS): Delete.
11678         * arm.md (addxf3, subxf3, mulxf3, divxf3, modxf3, negxf2, absxf2)
11679         (sqrtxf2, floatsixf2, fix_truncxfsi2, truncxfsf2, truncxfdf2)
11680         (extendsfxf2, extenddfxf2, movxf, cmpxf, cmpxf_insn)
11681         (cmpxf_trap): Delete.
11682         (movxf_hard_insn): Remove test of ENABLE_XF_PATTERNS.
11683
11684 2003-01-08  Jan Hubicka  <jh@suse.cz>
11685
11686         * i386.md (adddi3_carry_rex64, subdi3_carry_rex64): Name pattern.
11687         (addhi3_carry, addqi3_carry, subhi3_carry, subqi3_carry): New patterns.
11688         (add??cc): New expanders.
11689         * i386.c (expand_int_addcc): New function.
11690         * i386-protos.h (expand_int_addcc): Declare.
11691
11692         * alias.c (memory_modified_1): New static function.
11693         (memory_modified): New static varaible.
11694         (memory_modified_in_insn_p): New global function.
11695         * rtl.h (memory_modified_in_insn_p): Declare.
11696         * rtlanal.c (modified_between_p, modified_in_p): Be smart about memory
11697         references.
11698
11699         * expr.h (emit_conditional_add): Declare.
11700
11701 2003-01-07  Janis Johnson  <janis187@us.ibm.com>
11702
11703         PR other/8947
11704         * doc/invoke.texi (-malign-double): Explain that the option breaks
11705         binary compatibility.
11706
11707 2003-01-08  Andreas Schwab  <schwab@suse.de>
11708
11709         * config.gcc (m68k-*-linux*): Don't set extra_parts and gnu_ld,
11710         should come from the generic *-*-linux* entry.
11711
11712 2003-01-07  Jan Hubicka  <jh@suse.cz>
11713
11714         * cselib.c (cselib_current_insn_in_libcall): New static variable.
11715         (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether
11716         we are inside libcall.
11717         * cselib.h (elt_loc_list): Add in_libcall.
11718         * gcse.c (do_local_cprop): Do not copy propagate using insns
11719         in libcalls.
11720
11721 2003-01-07  David Edelsohn  <edelsohn@gnu.org>
11722
11723         * doc/tm.texi (TARGET_SCHED_VARIABLE_ISSUE): CLOBBER and USE do
11724         not normally affect to issue rate.
11725
11726 2003-01-07  Jan Hubicka  <jh@suse.cz>
11727
11728         * genopinit.c (optabs): Add addc_optab.
11729         * ifcvt.c (noce_try_store_flag): Rename to ...
11730         (noce_try_addcc): ... this one; handle generic conditional increment.
11731         (noce_process_if_block): Update noce_try_addcc call.
11732         * optabs.c (emit_conditional_add): New.
11733         (init_obtabs): Initialize addc_optab.
11734         * optabs.h (optab_index): Add OTI_addcc.
11735         (addcc_optab): New macro.
11736         * md.texi: Document addMcc
11737
11738         PR target/8322
11739         * i386.c (ix86_init_mmx_sse_builtins): Constify arguments of loads.
11740         * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
11741         * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
11742
11743         * reload1.c (delete_output_reload): Avoid repeated attempts
11744         to delete insn.
11745
11746 2003-01-07  Andreas Schwab  <schwab@suse.de>
11747
11748         * configure.in: Restore CFLAGS before gcc_AC_INITFINI_ARRAY.
11749         Move --enable-initfini-array check ...
11750         * aclocal.m4 (gcc_AC_INITFINI_ARRAY): ... here.  Define
11751         HAVE_INITFINI_ARRAY also when --enable-initfini-array is given.
11752         Don't AC_SUBST gcc_cv_initfinit_array.  Use AC_TRY_RUN.
11753         * configure: Rebuild.
11754
11755 2003-01-07  Richard Henderson  <rth@redhat.com>
11756
11757         * alias.c (find_base_value): Only use new_reg_base_value shortcut
11758         if the register is set once.
11759
11760 2003-01-07  Sylvain Pion <Sylvain.Pion@mpi-sb.mpg.de>
11761
11762         * config/i386/i386.c (ix86_init_mmx_sse_builtins):
11763         __builtin_ia32_ldmxcsr and __builtin_ia32_stmxcsr are SSE, not MXX.
11764         * config/i386/i386.md (ldmxcsr, stmxcsr): SSE, not MMX.
11765
11766 2003-01-07  Benjamin Kosnik  <bkoz@redhat.com>
11767             Sunil Davasam  <sunil.k.davasam@intel.com>
11768
11769         PR libstdc++/9076
11770         * unwind-dw2.c (execute_cfa_program): DW_CFA_undefined,
11771         DW_CFA_same_value, read next and ignore.
11772
11773 2003-01-07  Richard Henderson  <rth@redhat.com>
11774
11775         * cfganal.c (flow_call_edges_add): Don't crash on noreturn call.
11776
11777 2003-01-07  Daniel Berlin  <dberlin@dberlin.org>
11778
11779         * cfg.c: Include alloc-pool.h
11780         (edge_pool): New pool.
11781         (bb_pool): New pool.
11782         (first_deleted_edge): Remove.
11783         (first_deleted_block): Remove.
11784         (init_flow): Alloc/free the pools.
11785         (free_edge): Use pools.
11786         (alloc_block): Ditto.
11787         (expunge_block): Ditto.
11788         (cached_make_edge): Ditto.
11789
11790         * Makefile.in (cfg.o): Add alloc-pool.h dependency.
11791
11792 2003-01-07  Daniel Berlin  <dberlin@dberlin.org>
11793
11794         * et-forest.c: Include alloc-pool.h.
11795         (struct et_forest): Add node_pool and occur_pool.
11796         (et_forest_create): Create the new pools.
11797         (et_forest_delete): Delete them.
11798         (et_forest_add_node): Allocate and free using pools.
11799         (et_forest_add_edge): Ditto.
11800         (et_forest_remove_node): Ditto.
11801         (et_forest_remove_edge): Ditto.
11802
11803         * Makefile.in (et-forest.o): Add alloc-pool.h dependency.
11804
11805 2003-01-07  Kazu Hirata  <kazu@cs.umass.edu>
11806
11807         * config/h8300/h8300.c (output_logical_op): Simplify and
11808         optimize the handling of SImode.
11809         * config/h8300/h8300.c (compute_logical_op_length): Update
11810         accordingly.
11811         * config/h8300/h8300.c (compute_logical_op_cc): Likewise.
11812
11813 2003-01-07  Richard Sandiford  <rsandifo@redhat.com>
11814
11815         * config/mips/mips.c (mips_va_arg): In the EABI code, apply the
11816         big-endian correction to indirect arguments too.
11817
11818 2003-01-06  Aldy Hernandez  <aldyh@redhat.com>
11819
11820         Segher Boessenkool  <segher@koffie.nl>
11821
11822         * config/rs6000/rs6000.c (rs6000_reg_names): Add missing registers.
11823         (alt_reg_names): Ditto, fix formatting.
11824         * config/rs6000/rs6000.h (DEBUG_REGISTER_NAMES): Fix formatting.
11825
11826 2003-01-06  Kazu Hirata  <kazu@cs.umass.edu>
11827
11828         * config/h8300/h8300.c (final_prescan_insn): Constify uid.
11829         (output_logical_op): Constify intval and det.
11830         (compute_logical_length): Likewise.
11831         (compute_logical_cc): Likewise.
11832         (output_a_shift): Constify mask.
11833         (h8300_encode_label): Constify len.
11834
11835 2003-01-06  Kazu Hirata  <kazu@cs.umass.edu>
11836
11837         * config/h8300/h8300.c (h8300_expand_prologue): Remove fsize.
11838         (h8300_expand_epilogue): Likewise.
11839
11840 2003-01-06  Aldy Hernandez  <aldyh@redhat.com>
11841
11842         Segher Boessenkool  <segher@koffie.nl>
11843
11844         * config/rs6000/altivec.md: Remove spaces from assembler
11845         instruction argument lists.
11846
11847 2003-01-07  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
11848
11849         * config/c4x/c4x.c (c4x_naked_function_p): Rename from
11850         c4x_assembler_function_p.
11851         (c4x_null_epilogue_p): Complement return value, all uses updated.
11852         (c4x_insert_attributes): Add naked.
11853         * config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
11854         * doc/extend.texi: Update C4x function attributes.
11855
11856 2003-01-06  Richard Henderson  <rth@redhat.com>
11857
11858         * config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str
11859         properly when changing "local-ness".
11860         * config/alpha/alpha.md (movdi_er_high_g): Allow all symbols.
11861
11862 2003-01-06  Dale Johannesen  <dalej@apple.com>
11863
11864         * config/darwin-protos.h:  Add prototypes for new section functions.
11865
11866 2003-01-06  Chris Demetriou  <cgd@broadcom.com>
11867
11868         * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*): Default ABI
11869         to EABI.
11870
11871 2003-01-06  Zack Weinberg  <zack@codesourcery.com>
11872
11873         * hwint.h: If the current compiler has no 64-bit type at all,
11874         make HOST_WIDEST_INT 32 bits.
11875
11876 2003-01-06  Eric Christopher  <echristo@redhat.com>
11877
11878         * config/mips/mips.md (movdf_internal2): Fix constraints.
11879
11880 2003-01-06  Kazu Hirata  <kazu@cs.umass.edu>
11881
11882         * config/h8300/h8300.md (*twoshifts_l16_r1): New.
11883
11884 2003-01-06  Richard Sandiford  <rsandifo@redhat.com>
11885
11886         * config/mips/mips.md (leadi): Use dla rather than la.
11887
11888 2003-01-06  Svein E. Seldal  <Svein.Seldal@solidas.com>
11889
11890         * config/c4x/c4x.h: Updated specs for new gas format.  Fixed bug
11891         in C33_FLAG.  Added proper C33 support in ASM_FILE_START macro.
11892
11893 2003-01-06 Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
11894
11895         * config/c4x/c4x.h: Remove hwint.h include and HOST_WIDE_INT_PRINT_HEX
11896         redefinition.
11897
11898 2003-01-05  Kazu Hirata  <kazu@cs.umass.edu>
11899
11900         * config/h8300/h8300.md (*extzv_8_23): New.
11901
11902 2003-01-05  John David Anglin  <dave@hiauly1.hia.nrc.ca>
11903
11904         * pa64-hpux.h (JCR_SECTION_NAME): Define.
11905         (PA_INIT_FRAME_DUMMY_ASM_OP): Check EH_FRAME_SECTION_NAME instead of
11906         USE_EH_FRAME_REGISTRY when defining.
11907
11908 2003-01-05  Kazu Hirata  <kazu@cs.umass.edu>
11909
11910         * config/h8300/h8300.c (output_a_shift): Do not output a
11911         variable shift.
11912         * config/h8300/h8300.md (two splitters): New.
11913
11914 2003-01-05  Richard Sandiford  <rsandifo@redhat.com>
11915
11916         * config/mips/mips.md: Disable the movstrsi define_split.
11917
11918 2003-01-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11919
11920         * alloc-pool.c: Don't include "libiberty.h".
11921         * config/sparc/gmon-sol2.c: Include <fcntl.h>.
11922         * convert.c (convert_to_real): Hide unused variable.
11923
11924 2003-01-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11925
11926         * Makefile.in (gtyp-gen.h): Const-ify.
11927         * gcov-dump.c (tag_table): Likewise.
11928
11929 2003-01-04  Bruce Korb  <bkorb@gnu.org>
11930
11931         * fixinc/fixfixes.c(wrap_fix): the wrapper guard must be a function
11932         of *both* the file name and the fix name.
11933
11934 2003-01-04  John David Anglin  <dave.anglin@nrc.ca>
11935
11936         * config.gcc (hppa*64*-*-hpux11*): Define extra_parts.  Don't use
11937         collect2.
11938         * pa-hpux11.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Undefine.
11939         (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Define.
11940         * pa64-hpux.h (HP_INIT_ARRAY_SECTION_ASM_OP,
11941         GNU_INIT_ARRAY_SECTION_ASM_OP, HP_FINI_ARRAY_SECTION_ASM_OP,
11942         GNU_FINI_ARRAY_SECTION_ASM_OP): Define.
11943         (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define when not using
11944         elfos.h.
11945         (EH_FRAME_IN_DATA_SECTION): Delete define.
11946         (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Undefine.
11947         (STARTFILE_SPEC): Use crtbegin.o.
11948         (ENDFILE_SPEC): Use crtend.o.
11949         (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION,
11950         SUPPORTS_INIT_PRIORITY, PA_CXA_FINALIZE_STUB, PA_INIT_FINI_HACK,
11951         PA_INIT_FRAME_DUMMY_ASM_OP, PA_JV_REGISTERCLASSES_STUB,
11952         DTOR_LIST_BEGIN): Define.
11953         * pa.c (TARGET_ASM_CONSTRUCTOR): Define.
11954         (pa_asm_out_constructor, pa_asm_out_destructor): New functions.
11955         * som.h (SUPPORTS_INIT_PRIORITY): Delete define.
11956
11957 2002-12-31  Larin Hennessy  <larin@science.oregonstate.edu>
11958
11959         * fixinc/fixinc.svr4: Remove references to i860, Sony NewsOS, and spur.
11960         * fixinc/inclhack.def: Remove tests for Apple A/UX, ARM/RISCiX, DG/UX,
11961         m88k-*-sysv3*, Sony NewsOS.   Remove references to i860.
11962         Cleanup handling of replacement text.
11963         * fixinc/mkfixinc.sh: Remove reference to i?86-*-osf1*
11964
11965 2003-01-04  Bruce Korb  <bkorb@gnu.org>
11966
11967         * fixinc/tests/base/math.h: removed obsolete results
11968         * fixinc/tests/base/stdlib.h: ditto
11969         * fixinc/tests/base/sys/param.h: ditto
11970         * fixinc/tests/base/sys/stat.h: ditto
11971         * fixinc/tests/base/time.h: ditto
11972         * fixinc/tests/base/X11/Intrinsic.h: removed obsolete file
11973         * fixinc/tests/base/sys/byteorder.h: ditto
11974         * fixinc/inclhack.def: Remove superfluous backslashes
11975
11976 2003-01-04  Kazu Hirata  <kazu@cs.umass.edu>
11977
11978         * config/h8300/h8300-protos.h: Add prototypes for
11979         the new functions defined below.
11980         * config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not
11981         define.
11982         (dosize): Emit RTL instead of assembly code.
11983         (push): Likewise.
11984         (pop): Likewise.
11985         (h8300_output_function_prologue): Remove.
11986         (h8300_expand_prologue): New.
11987         (h8300_expand_epilogue): New.
11988         (h8300_output_function_epilogue): Do only the reset of
11989         pragma_saveall.
11990         * config/h8300/h8300.md (push_h8300): New.
11991         (push_h8300hs): Likewise.
11992         (pop_h8300): Likewise.
11993         (pop_h8300hs): Likewise.
11994         (*stm_h8300s_2): Change the name to stm_h8300s_2.
11995         (*stm_h8300s_3): Change the name to stm_h8300s_3.
11996         (*stm_h8300s_4): Change the name to stm_h8300s_4.
11997         (*ldm_h8300s_2): New.
11998         (*ldm_h8300s_3): Likewise.
11999         (*ldm_h8300s_4): Likewise.
12000         (return): Likewise.
12001         (*return_1): Likewise.
12002         (prologue): Likewise.
12003         (epilogue): Likewise.
12004         (monitor_prologue): Likewise.
12005
12006 2003-01-03  Dale Johannesen  <dalej@apple.com>
12007
12008         * config/darwin.h:  (EXTRA_SECTIONS):  Add machopic_symbol_stub1,
12009           machopic_picsymbol_stub1.
12010           (EXTRA_SECTION_FUNCTIONS):  Ditto.
12011         * rs6000/rs6000.c:  Update copyright.
12012           (machopic_output_stub):  Use them.  Remove an insn from stub code.
12013
12014 2003-01-02  Jason Merrill  <jason@redhat.com>
12015
12016         * fold-const.c (fold) [COND_EXPR]: Avoid NOP_EXPRs better.
12017
12018         * integrate.c (copy_decl_for_inlining): Don't clear the rtl for
12019         static/external decls.
12020
12021         * c-common.c (finish_fname_decls): Put the DECL_STMTs inside the
12022         outermost scope.
12023         * c-decl.c (c_make_fname_decl): Push the decls there, too.
12024
12025 2003-01-03  Kazu Hirata  <kazu@cs.umass.edu>
12026
12027         * config/h8300/h8300-protos.h: Add a prototype for
12028         h8300_current_function_interrupt_function_p.
12029         * config/h8300/h8300.c (interrupt_handler): Remove.
12030         (os_task): Likewise.
12031         (monitor): Likewise.
12032         (pragma_interrupt): New.
12033         (WORD_REG_USED): Use
12034         h8300_current_function_interrupt_function_p.
12035         (dosize): Likewise.
12036         (h8300_output_function_prologue): Likewise.
12037         Do not set interrupt_handler, os_task, monitor.
12038         (h8300_output_function_prologue): Use
12039         h8300_current_function_interrupt_function_p.
12040         Do not set interrupt_handler, os_task, monitor.
12041         (h8300_current_function_interrupt_function_p): New.
12042         (h8300_pr_interrupt): Set pragma_interrupt.
12043         (h8300_insert_attributes): Reset pragma_interrupt.
12044
12045 2003-01-03  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
12046
12047         * doc/install.texi (Configuration): Fix markup for reference to
12048         gcc/config.gcc.
12049
12050 2003-01-02  Kazu Hirata  <kazu@cs.umass.edu>
12051
12052         * config/h8300/h8300.md (*iorhi3_zext): Relax the condition.
12053         (*iorhi3_two_qi): Likewise.
12054         (*iorsi3_zexthi): Likewise.
12055         (*xorhi3_zextqi): Likewise.
12056         (*xorsi3_zexthi): Likewise.
12057         (*xorsi3_zextqi): Likewise.
12058
12059 2003-01-02  Kazu Hirata  <kazu@cs.umass.edu>
12060
12061         * config/h8300/h8300.c (stack_pointer_operand): New.
12062         (const_int_gt_2_operand): Likewise.
12063         (const_int_ge_8_operand): Likewise.
12064         * config/h8300/h8300.md (a splitter): Likewise.
12065         (a peephole2): Likewise.
12066         * config/h8300/h8300-protos.h: Add prototypes for the new
12067         functions above.
12068
12069 2003-01-02  Steven Bosscher <s.bosscher@student.tudelft.nl>
12070
12071         * objc/Make-lang.in, objc/config-lang.in, objc/lang-specs.h,
12072         objc/objc-act.h: Fix copyright years.
12073
12074 2003-01-02  Steven Bosscher  <s.bosscher@student.tudelft.nl>
12075
12076         * doc/passes.texi: Fix documentation for -fssa-ccp
12077
12078 2003-01-02  Neil Booth  <neil@daikokuya.co.uk>
12079
12080         * gccbug.in: Update for new categories.
12081
12082 2003-01-01  Kazu Hirata  <kazu@cs.umass.edu>
12083
12084         * config/h8300/h8300.md: Reorder some patterns.
12085
12086 2003-01-01  Kazu Hirata  <kazu@cs.umass.edu>
12087
12088         * config/h8300/h8300.c (output_logical_op): Fix a warning.
12089
12090 2003-01-01  Neil Booth  <neil@daikokuya.co.uk>
12091
12092         * config/darwin-protos.h, config/c4x/c4x-protos.h,
12093         config/cris/cris-protos.h, config/i370/i370-protos.h,
12094         config/i960/i960-protos.h, config/ia64/ia64-protos.h,
12095         config/v850/v850-protos.h: Use struct, and don't conditionally
12096         compile on GCC_C_PRAGMA_H.
12097
12098 2003-01-01  Kazu Hirata  <kazu@cs.umass.edu>
12099
12100         * config/arm/arm-protos.h: Remove #ifdef GCC_C_PRAGMA_H.
12101         * config/h8300/h8300-protos.h: Likewise.
12102         * config/sh/sh-protos.h: Likewise.
12103
12104 2003-01-01  Kazu Hirata  <kazu@cs.umass.edu>
12105
12106         * config/arm/arm-protos.h: Use struct cpp_reader instead of
12107         cpp_reader.
12108         * config/h8300/h8300-protos.h: Likewise.
12109         * config/sh/sh-protos.h: Likewise.
12110
12111 2003-01-01  Neil Booth  <neil@daikokuya.co.uk>
12112
12113         * config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls,
12114         arm_pr_long_calls_off): Use struct.
12115         * config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall)
12116         : Similarly.
12117         Don't include cpplib.h.
12118         * config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa,
12119         sh_pr_nosave_low_regs): Similarly.
12120
12121 2003-01-01  Kazu Hirata  <kazu@cs.umass.edu>
12122
12123         * config/h8300/h8300.c: Include cpplib.h.
12124
12125 2003-01-01  Steven Bosscher  <s.bosscher@student.tudelft.nl>
12126
12127         * objc/Make-lang.in, objc/config-lang.in, objc/lang-options.h,
12128           objc/lang-specs.h, objc/objc-act.c, objc/objc-act.h,
12129           objc/objc-lang.c, objc/objc-tree.def: Replace "GNU CC" with
12130           "GCC" in the copyright header.
12131
12132 2003-01-01  Neil Booth  <neil@daikokuya.co.uk>
12133
12134         * c-pragma.c (c_register_pragma): New.
12135         (init_pragma): Use it.
12136         * c-pragma.h (cpp_register_pragma): Don't declare.
12137         (c_register_pragma): New.
12138         * cpplib.h: Remove #ifdef GCC_C_PRAGMA_H.
12139         * config/darwin.h (REGISTER_TARGET_PRAGMAS): Update.
12140         * config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update.
12141         * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
12142         * config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update.
12143         * config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update.
12144         * config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update.
12145         * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update.
12146         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update.
12147         * config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update.
12148         * config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update.
12149         * doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
12150
12151 See ChangeLog.8 for earlier changes.