gcc/ChangeLog

   1 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
   2
   3         PR c/22476
   4         * c-common.c (check_function_arguments): Call
   5         'check_function_format' if either -Wformat or
   6         -Wmissing-format-attribute are specified.
   7         * c-format.c (check_function_format): Check -Wformat before
   8         calling 'check_format_info'.
   9         * c-opts.c (c_common_post_options): Don't warn for
  10         -Wmissing-format-attribute without -Wformat.
  11         * c-typeck.c (convert_for_assignment): Detect additional cases for
  12         -Wmissing-format-attribute.
  13         * doc/invoke.texi (-Wmissing-format-attribute): Document new
  14         behavior.
  15
  16 2005-07-19  Richard Guenther  <rguenther@suse.de>
  17
  18         * config/i386/i386.md (lrint<mode>2): Use temporary
  19         instead of clobbering non-existent memory.
  20
  21 2005-07-19  Ben Elliston  <bje@au.ibm.com>
  22
  23         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
  24         * cfganal.c (find_edge_index): Ditto.
  25         * combine.c (combine_instructions): Ditto.
  26         * ddg.c (create_scc): Ditto.
  27         (find_successors): Ditto.
  28         (find_predecessors): Ditto.
  29         (find_nodes_on_paths): Ditto.
  30         (longest_simple_path): Ditto.
  31         * flow.c (update_life_info): Ditto.
  32         (count_or_remove_death_notes): Ditto.
  33         (clear_log_links): Ditto.
  34         * modulo-sched.c (generate_reg_moves): Ditto.
  35         (find_max_asap): Ditto.
  36         (find_max_hv_min_mob): Ditto.
  37         (find_max_dv_min_mob): Ditto.
  38         * sbitmap.c (sbitmap_first_set_bit): Ditto.
  39         * sched-rgn.c (extract_edgelst): Ditto.
  40         * tree-into-ssa.c (prepare_names_to_update): Ditto.
  41         (dump_update_ssa): Ditto.
  42         (ssa_names_to_replace) Ditto.
  43         (switch_virtuals_to_full_rewrite): Ditto.
  44         (update_ssa): Ditto.
  45         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
  46
  47 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
  48
  49         Fix PR tree-optimization/22483
  50
  51         * tree-complex.c (create_components): Use
  52         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
  53         * tree-flow-inline.h (fill_referenced_var_vec): New function.
  54         * tree-flow.h (safe_referenced_var_iterator): New structure.
  55         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
  56         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
  57         safe_referenced_var iterator.
  58         (add_type_alias): Ditto.
  59
  60 2005-07-19  Steven Bosscher  <stevenb@suse.de>
  61
  62         * loop-init.c (rest_of_handle_loop2): Remove.
  63         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
  64         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
  65         (pass_rtl_loop_init, pass_rtl_loop_done,
  66         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
  67         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
  68         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
  69         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
  70         pass_tree_loop_done, and pass_tree_unswitch.
  71         (gate_loop): Rename to gate_tree_loop.
  72         * passes.c (init_optimization_passes): Update for renamed tree
  73         loop passes.  Add the new loop2 passes as subpasses of loop2.
  74         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
  75         Update for the renamed tree loop passes.
  76
  77 2005-07-18  Ian Lance Taylor  <ian@airs.com>
  78
  79         PR middle-end/22057
  80         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
  81         blocks when optimizing.
  82
  83 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
  84
  85         * common.opt (frename-registers): Initialize to 2.
  86         (fweb): Ditto.
  87         (fgcse-after-reload): Ditto.
  88         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
  89         (process_options): Only change flag_web, flag_rename_registers,
  90         and flag_rerun_cse_after_loop if not explicitly set by user.
  91
  92 2005-07-18  Jan Beulich  <jbeulich@novell.com>
  93
  94         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
  95         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
  96         in 64-bit mode the same as DImode in 32-bit mode.
  97         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
  98         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
  99         mode. Add new mode parameter.
 100         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
 101         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
 102         x86_64_shift_adj): New expanders.
 103         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
 104         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
 105         insns.
 106         Respective new splitters. Use renamed shift splitter helpers in 32-bit
 107         DImode shift splitters.
 108         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
 109         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
 110         mode parameter.
 111
 112 2005-07-18  Jan Beulich  <jbeulich@novell.com>
 113
 114         * i386.md (movdi_extzv_1): New.
 115         (zero_extendhidi2): Combine alternatives and never force use of
 116         REX64 prefix.
 117         (zero_extendqidi2): Likewise. Don't restrict input selection.
 118
 119 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
 120
 121         Fix PR tree-optimization/22531
 122         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
 123          moment.
 124
 125 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
 126
 127         * tree-promote-statics.c (pass_promote_statics): Change dump file
 128          name.
 129
 130 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
 131
 132         * tree-optimize.c (init_tree_optimization_passes): Add
 133         pass_eliminate_useless_stores pass.
 134         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
 135         * tree-ssa-pre.c (is_copy_stmt): New function.
 136         (follow_copies_till_vuse): Ditto.
 137         (do_eustores): Ditto.
 138         (gate_eustores): Ditto.
 139
 140 2005-07-16  Richard Henderson  <rth@redhat.com>
 141
 142         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
 143
 144 2005-07-16 Danny Berlin <dberlin@dberlin.org>
 145            Kenneth Zadeck <zadeck@naturalbridge.com>
 146
 147         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
 148         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
 149         ipa-type-escape.h, tree-promote-statics.c
 150         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
 151         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
 152         tree-promote-statics.c: new files.
 153         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
 154         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
 155         int nonlocal_set_p, mark_constant_function): Deleted.
 156         (rest_of_handle_cfg): Removed call to mark_constant_function.
 157         (nonoverlapping_component_refs_p): Added calls to support
 158         type based aliasing.
 159         * tree-ssa-alias.c (may_alias_p,
 160         compute_flow_insensitive_aliasing): Ditto.
 161         * calls.c (flags_from_decl_or_type): Removed reference to
 162         cgraph_rtl_info.
 163         * c-typeck.c (convert_arguments): Make builtins tolerant of having
 164         too many arguments.  This is necessary for Spec 2000.
 165         * cgraph.h (const_function, pure_function): Removed.
 166         * common.opt: Added "fipa-pure-const", "fipa-reference",
 167         "fipa-type-escape", and "ftree-promote-static".
 168         * opts.c: Ditto.
 169         * passes.c: Added ipa and tree-promote-statics passes.
 170         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
 171         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
 172         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
 173         * tree-flow.h: Added exposed sra calls and addition of
 174         reference_vars_info field for FUNCTION_DECLS.
 175         * tree-pass.h: Added passes.
 176         * tree-sra.c: (sra_init_cache): New function.
 177         (sra_insert_before, sra_insert_after) Made public.
 178         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
 179         and made public.
 180         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
 181         aliasing. (may_alias_p): Added code to use type escape analysis to
 182         improve alias sets.
 183         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
 184         code to prune clobbers of static variables based on information
 185         produced in ipa-reference pass.  Changed call clobbering so that
 186         statics are not marked as clobbered if the call does not clobber
 187         them.
 188
 189 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
 190
 191         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
 192         too.
 193
 194 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
 195
 196         * doc/install.texi (*-*-solaris2*): Document recommended version
 197         of GNU binutils and mention GNU linker problem on Solaris 10.
 198
 199 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
 200
 201         PR c/22421
 202         * c-decl.c (c_build_bitfield_integer_type): New function.
 203         (finish_struct): Call it.
 204         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
 205
 206 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 207
 208         * c-typeck.c (digest_init): Call 'convert_for_assignment'
 209         before returning.
 210
 211 2005-07-16  Jan Hubicka  <jh@suse.cz>
 212
 213         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
 214         (scale_bbs_frequencies_int): Watch roundoff errors.
 215         * predict.c (return_prediction): Initialize return_stmt.
 216
 217 2005-07-16  Jan Hubicka  <jh@suse.cz>
 218
 219         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
 220         after RTL profiling.
 221
 222 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
 223
 224         PR middle-end/22398
 225         * fold-const.c (build_range_check): Convert high/low to etype
 226         if we are only comparing against exp.
 227
 228 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
 229
 230         Fix PR tree-optimization/22376
 231         * tree-ssa-structalias.c (build_constraint_graph): We really meant
 232         special var here.
 233         (need_to_solve): New function.
 234         (compute_points_to_sets): Use it.
 235
 236 2005-07-15  Jan Hubicka  <jh@suse.cz>
 237
 238         * cfg.c (update_bb_profile_for_threading): More diagnostic.
 239         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
 240
 241 2005-07-15  Richard Guenther  <rguenther@suse.de>
 242
 243         * c-common.c (handle_flatten_attribute): New function.
 244         Add flatten function attribute.
 245         * doc/extend.texi: Document flatten function attribute.
 246         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
 247         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
 248         New functions.
 249         (cgraph_decide_inlining): Handle functions with flatten
 250         attribute.
 251
 252 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
 253
 254         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
 255         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
 256         UNSPEC_XCHG, UNSPEC_AND): New.
 257         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
 258         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
 259         * config/rs6000/sync.md (FETCHOP): New code macro.
 260         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
 261         New code attrs.
 262         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
 263         (sync_compare_and_swap<mode>): Same.
 264         (sync_lock_test_and_set<mode>): Same.
 265         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
 266         for QImode and HImode, and not PPC405.
 267         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
 268         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
 269         (sync_<fetchop>{si,di}_internal): New.
 270         (sync_nand{si,di}_internal): New.
 271         (sync_old_<fetchop>{si,di}_internal): New.
 272         (sync_old_nand{si,di}_internal): New
 273         (sync_new_<fetchop>{si,di}_internal): New.
 274         (sync_new_nand{si,di}_internal): New.
 275         (atomic_and{si,di}): New.
 276         (sync_new_nand{si,di}_internal): New.
 277         (atomic_and{si,di}): New.
 278         (sync_add<mode>_internal): Delete.
 279         (sync_addshort_internal): Use unspec instead of unspec_volatile.
 280         (sync_sub<mode>_internal): Delte.
 281         (sync_subshort_internal): New.
 282         (sync_andsi_internal): Use unspec instead of unspec_volatile.
 283         (sync_anddi_internal): Delete.
 284         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
 285         (sync_booldi_internal): Delete.
 286         (sync_boolc<mode>_internal): Delete.
 287         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
 288         (sync_boolc<mode>_internal2): Delete.
 289         (sync_boolcc<mode>_internal): Delete.
 290         (isync, lwsync): Use unspec instead of unspec_volatile.
 291         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
 292         Revert UNSPEC_VOLATILE.
 293         (rs6000_split_atomic_op): New.
 294         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
 295
 296 2005-07-14  Eric Christopher  <echristo@redhat.com>
 297
 298         * config/mips/mips.c (mips_canonicalize_comparison): Cast
 299         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
 300
 301 2005-07-14  Eric Christopher  <echristo@redhat.com>
 302
 303         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
 304
 305 2005-07-14  Steven Bosscher  <stevenb@suse.de>
 306
 307         PR tree-optimization/22230
 308         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
 309         the computation of the four cross productions for "range op range".
 310
 311 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
 312             Ulrich Weigand  <uweigand@de.ibm.com>
 313
 314         PR target/20126
 315         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
 316         in some insn.
 317
 318 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
 319
 320         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
 321
 322 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
 323
 324         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
 325
 326 2005-07-14  Richard Guenther  <rguenther@suse.de>
 327
 328         PR middle-end/22347
 329         * config/i386/i386-protos.h (ix86_function_value): Change
 330         prototype to match new target hook.
 331         * config/i386/i386.c (ix86_value_regno): Change prototype
 332         to take extra type argument.
 333         (TARGET_FUNCTION_VALUE): Define.
 334         (ix86_function_ok_for_sibcall): Pass extra argument to
 335         ix86_value_regno, check return slot rtx for exact match.
 336         (ix86_function_value): Take extra parameter.  Dispatch to
 337         ix86_value_regno with fndecl/fntype as provided.
 338         (ix86_value_regno): Handle extra type argument.
 339         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
 340
 341         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
 342         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
 343         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
 344         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
 345         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
 346
 347 2005-07-14  Richard Guenther  <rguenther@suse.de>
 348
 349         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
 350         * calls.c (expand_call): Pass fntype to hard_function_value.
 351         (emit_library_call_value_1): Likewise.
 352         * explow.c: Include target.h.
 353         (hard_function_value): Take extra argument, the fntype.
 354         Use new target hook for function_value.
 355         * expr.h (hard_function_value): Change prototype.
 356         * function.c (aggregate_value_p): Pass 0 as fntype to
 357         hard_function_value.
 358         (assign_parms): Use new target hook for function_value.
 359         Pass 0 as fntype to hard_function_value.
 360         (expand_function_end): Likewise.
 361         * reg-stack.c: Include target.h.
 362         (stack_result): Use new target hook for function_value.
 363         * target-def.h: New target hook function_value.
 364         * target.h: Likewise.
 365         * targhooks.c (default_function_value): New function.
 366         * targhooks.h (default_function_value): Declare.
 367
 368 2005-07-13  Ian Lance Taylor  <ian@airs.com>
 369
 370         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
 371
 372 2005-07-14  Jan Hubicka  <jh@suse.cz>
 373
 374         * tree-dfa.c (dump_variable): Use default_def function.
 375         * tree-ssa-alias.c (dump_points_to_info): Likewise.
 376         * tree-ssa.c (verify_use): Likewise.
 377         * tree-ssanames.c (release_ssa_name): Likewise.
 378         * tree-tailcall.c (eliminate_tail_call): Likewise.
 379         (tree_optimize_tail_calls_1): Likewise.
 380         * tree-vrp.c (get_value_range): Likewise.
 381
 382 2005-07-14  Ben Elliston  <bje@au.ibm.com>
 383
 384         * gcc.c (main): Compare language[0] with '*' when iterating over
 385         the infiles.
 386
 387 2005-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
 388
 389         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
 390         "s390_emit_compare".  Add handling of CCZ1mode.
 391         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
 392         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
 393         checking.
 394         (s390_branch_condition_mask): Add CCZ1mode handling.
 395         * config/s390/s390.md: ("seq", "*seq"): New pattern.
 396         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
 397         Use CCZ1mode instead of CCZmode.
 398         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
 399
 400 2006-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
 401
 402         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
 403         pattern.
 404         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
 405
 406 2005-07-13  Eric Christopher  <echristo@redhat.com>
 407
 408         * config/mips/mips.c (mips_canonicalize_comparison): New.
 409         (mips_emit_int_relational): Use.
 410
 411 2005-07-13  Eric Christopher  <echristo@redhat.com>
 412
 413         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
 414         static extra parts.
 415         * config/s390/s390.md: Include tpf.md. Move tpf specific
 416         patterns...
 417         * config/s390/tpf.md: To here.
 418         * config/s390/s390.opt: Move tpf specific options...
 419         * config/s390/tpf.opt: to here. Add mmain option.
 420         * config/s390/tpf-unwind.h: Remove unnecessary defines.
 421         * config/s390/tpf.h: Rewrite.
 422
 423 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
 424
 425         * doc/tm.texi: Remove @xref{Cross-profiling}.
 426
 427 2005-07-13  Jeff Law  <law@redhat.com>
 428
 429         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
 430         expressions, test their _DECL operands for pointer equality rather
 431         than using operand_equal_p.
 432
 433 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
 434
 435         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
 436         (TARGET_POSIX_IO): This.
 437         * config/darwin.h: Likewise.
 438         * config/freebsd.h: Likewise.
 439         * config/linux.h: Likewise.
 440         * config/lynx.h: Likewise.
 441         * config/netbsd.h: Likewise.
 442         * config/rs6000/linux64.h: Likewise.
 443         * config/rs6000/linux.h: Likewise.
 444         * config/s390/tpf.h: Likewise.
 445         * config/sh/embed-elf.h: Likewise.
 446         * config/sparc/linux64.h: Likewise.
 447         * config/sparc/linux.h: Likewise.
 448         * config/svr4.h: Likewise.
 449         * gcov-io.h: Likewise.
 450
 451         * doc/tm.texi: Updated.
 452
 453         * libgcov.c (create_file_directory): Defined only if
 454         TARGET_POSIX_IO is defined.
 455         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
 456         is defined.
 457
 458 2005-07-13  Jan Hubicka  <jh@suse.cz>
 459
 460         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
 461
 462 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
 463
 464         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
 465         structure as argument.
 466
 467 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
 468
 469         PR tree-optimization/21921
 470         * tree-iterator.c (tsi_link_before): Support the case when
 471         tsi_end_p (tsi) == true.
 472
 473 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
 474
 475         PR tree-optimization/22442
 476         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
 477         correctly.
 478
 479 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
 480
 481         PR rtl-optimization/20376
 482         * toplev.c (process_options): Enable -fweb and -frename-registers when
 483         unrolling.
 484         * doc/invoke.texi: Update the information about when -fweb and
 485         -frename-registers are enabled.
 486
 487 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
 488
 489         PR tree-opt/21840
 490         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
 491         if *rhs_p is not a SSA_NAME.
 492
 493 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
 494
 495         Fix PR tree-optimization/22422
 496         * tree-ssa-structalias.c (struct variable_info): Add flag for
 497         special vars.
 498         (get_varinfo): Now a static function.
 499         (new_varinfo): init has_union and is_special_var to false.
 500         (solution_set_add): Check has_union.
 501         (do_da_constraint): Move temporary variable so it gets reset
 502         properly.
 503         Also check for special variable.
 504         (do_ds_constraint): Ditto.
 505         (do_sd_constraint): Ditto.
 506         (do_structure_copy): Check for special variable.
 507         (find_func_aliases): Ditto.
 508         (init_base_vars): Set special vars properly.
 509
 510 2005-07-13  Jan Hubicka  <jh@suse.cz>
 511
 512         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
 513         do unit-at-a-time.
 514
 515         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
 516         (get_expr_operands): Fix thinko wrt flags and subvars.
 517
 518         PR tree-optimize/22379
 519         * tree-inline.c (expand_call_inline): Do not output sorry in early
 520         inlining.
 521
 522 2005-07-12  Dale Johannesen  <dalej@apple.com>
 523
 524         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
 525
 526 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
 527
 528         PR bootstrap/21704
 529         * host-linux.h: Include limits.h.
 530
 531 2005-07-12  Dale Johannesen  <dalej@apple.com>
 532
 533         * expr.c (compress_float_constant):  Add cost check.
 534         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
 535
 536 2005-07-12  Dale Johannesen  <dalej@apple.com>
 537
 538         * gcc.target/i386/compress-float-sse.c:  New.
 539         * gcc.target/i386/compress-float-sse-pic.c:  New.
 540         * gcc.target/i386/compress-float-387.c:  New.
 541         * gcc.target/i386/compress-float-387-pic.c:  New.
 542         * gcc.dg/compress-float-ppc.c:  New.
 543         * gcc.dg/compress-float-ppc-pic.c:  New.
 544
 545 2005-07-12  Eric Christopher  <echristo@redhat.com>
 546
 547         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
 548         static extra parts.
 549         * config/s390/s390.md: Include tpf.md. Move tpf specific
 550         patterns...
 551         * config/s390/tpf.md: To here.
 552         * config/s390/s390.opt: Move tpf specific options...
 553         * config/s390/tpf.opt: to here. Add mmain option.
 554         * config/s390/tpf-unwind.h: Remove unnecessary defines.
 555         * config/s390/tpf.h: Rewrite.
 556
 557 2005-07-12  Eric Christopher  <echristo@redhat.com>
 558
 559         * gcc.c (struct infile): Update comment for language.
 560         (main): Rewrite input file resetting code.
 561
 562 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
 563
 564         PR tree-opt/22335
 565         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
 566         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
 567         (lookup_avail_expr): Use constant_boolean_node instead
 568         of boolean_false_node/boolean_true_node.
 569
 570 2005-07-12  Ben Elliston  <bje@au.ibm.com>
 571
 572         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
 573         and use it when printing num_edges.
 574
 575 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
 576
 577         * doc/extend.texi (Blackfin Built-in Functions): New section.
 578         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
 579         @opindex.
 580
 581 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
 582
 583         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
 584         s/cmpstrsi/cmpstrnsi
 585         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
 586         'cmpstrnsi'.
 587         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
 588         (init_optabs): Initialize cmpstrn_optab.
 589         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
 590         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
 591         * expr.c: (enum insn_code cmpstrn_optab): Declare.
 592         * config/i386/i386.md: s/cmpstr/cmpstrn
 593         * config/c4x/c4x.md: s/cmpstr/cmpstrn
 594         * doc/md.texi: Update documentation.
 595
 596 2005-07-11  Richard Henderson  <rth@redhat.com>
 597
 598         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
 599         build_va_arg_indirect_ref.
 600         (alpha_gimplify_va_arg): Likewise.
 601         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
 602         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
 603         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
 604         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
 605         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
 606         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
 607         Likewise.
 608         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
 609
 610 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
 611
 612         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
 613         * passes.c (init_optimization_passes): Add pass_empty_loop.
 614         * tree-pass.h (pass_empty_loop): Declare.
 615         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
 616         try_remove_empty_loop, remove_empty_loops): New functions.
 617         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
 618         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
 619
 620 2005-07-12  Peter Barada  <peter@the-baradas.com>
 621
 622         PR middle-end/16719
 623         PR middle-end/18421
 624         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
 625         in address registers.
 626         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
 627         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
 628         alternative of addsi3_5200.
 629
 630 2005-07-11  Ian Lance Taylor  <ian@airs.com>
 631
 632         * config/mips/mips.md (ffs<mode>2): Remove.
 633
 634 2005-07-11  Ian Lance Taylor  <ian@airs.com>
 635
 636         * doc/tree-ssa.texi (Cleanups): Improve description of
 637         TRY_FINALLY_EXPR.
 638         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
 639
 640 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
 641
 642         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
 643         * tree.h (DECL_ARGUMENT_FLD): New macro.
 644
 645 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
 646
 647         Fix PR tree-optimization/22404
 648
 649         * tree-ssa-structalias.c (create_variable_info_for): Use
 650         correct offset.
 651
 652 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
 653
 654         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
 655         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
 656         for second comparison operand.
 657         * config/bfin/predicates.md (reg_or_const_int_operand): New.
 658
 659         * config/bfin/bfin.md (define_attr "type"): Add "sync".
 660         (define_insn_reservation "alu"): Likewise.
 661         (csync, ssync): Now of type sync.
 662         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
 663         -mcsync-anomaly -mspecld-anomaly.
 664         * config/bfin/bfin.opt (mcsync): Remove.
 665         (mcsync-anomaly, mspecld-anomaly): Add.
 666         * config/bfin/bfin.c: Include "insn-codes.h".
 667         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
 668         (TARGET_DEFAULT_TARGET_FLAGS): New.
 669         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
 670
 671 2005-07-11  Steven Bosscher  <stevenb@suse.de>
 672
 673         * basic-block.h: Give the BB flags enum a name, bb_flags.
 674         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
 675         * cfgcleanup.c (enum bb_flags): Remove here.
 676         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
 677         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
 678         (update_forwarder_flag): Likewise.
 679         (thread_jump): Likewise.
 680         (try_forward_edges): Likewise.
 681         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
 682         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
 683         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
 684
 685 2005-07-11  Richard Guenther  <rguenther@suse.de>
 686
 687         * config/i386/i386.opt: New target option -msseregparm.
 688         * config/i386/i386.c (override_options): Error out for
 689         -msseregparm but no SSE support.
 690         (ix86_function_sseregparm): Check for global sseregparm.
 691         * doc/invoke.texi: Document -msseregparm.
 692
 693 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
 694
 695         * config.gcc (m32r-*-linux*): Use the default extra_parts.
 696         (m32rle-*-linux*): Ditto.
 697
 698 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
 699
 700         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
 701         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
 702         bytes.
 703
 704 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 705
 706         PR middle-end/22239
 707         PR target/20126
 708         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
 709         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
 710
 711 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
 712
 713         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
 714         (varmap): Heapify varmap.
 715         (constraints): Heapify constraints.
 716         (struct constraint_graph): Heapify succs and preds.
 717         (constraint_vec_find): Update for heapification.
 718         (constraint_set_union): Ditto.
 719         (insert_into_complex): Ditto.
 720         (constraint_edge_vec_find): Ditto.
 721         (erase_graph_self_edge): Ditto.
 722         (add_graph_edge): Ditto.
 723         (get_graph_weights): Ditto.
 724         (merge_graph_nodes): Ditto.
 725         (build_constraint_graph): Ditto.
 726         (topo_visit): Ditto.
 727         (solve_graph): Ditto.
 728         (create_variable_info_for): Ditto.
 729         (init_base_vars): Ditto.
 730         (delete_points_to_sets): Free graph, varmap, and complex constraints.
 731         (condese_varmap_nodes): Free complex vector.
 732         (clear_edges_for_node): Clear succs and preds vector.
 733
 734 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
 735
 736         * tree-ssa-structalias.c (update_alias_info): Change counting of
 737         references to not include vdefs.
 738
 739 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
 740
 741         * tree-ssa-alias.c (free_used_part_map): Add missing free.
 742         (up_insert): Ditto.
 743
 744 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 745
 746         * pa.c (pa_commutative_p): Make PLUS commutative when
 747         TARGET_NO_SPACE_REGS is true.
 748
 749 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
 750
 751         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
 752         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
 753         * tree-dfa.c (dump_subvars_for): New.
 754         (debug_subvars_for): New.
 755         (dump_variable): Show subvariables if VAR has them.
 756         * tree-flow-inline.h (get_subvar_at): New.
 757         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
 758         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
 759         Update all users.
 760         (struct subvar): Change fields offset and size to unsigned
 761         HOST_WIDE_INT.
 762         (dump_subvars_for): Declare.
 763         (debug_subvars_for): Declare.
 764         (get_subvar_at): Declare.
 765         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
 766         to unsigned HOST_WIDE_INT *.
 767         (overlap_subvar): Likewise.
 768         * tree-gimple.c (is_gimple_reg): Always return false for
 769         SFTs and memory tags.
 770         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
 771         Update all callers.
 772         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
 773         (compute_may_aliases): Call compute_points_to_sets.
 774         (collect_points_to_info_for): Remove.
 775         (compute_points_to_and_addr_escape): Remove.
 776         (delete_alias_info): Call delete_points_to_sets.
 777         (compute_flow_sensitive_aliasing): If the call to
 778         find_what_p_points_to returns false, call set_pt_anything.
 779         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
 780         (set_pt_anything): Clear pi->pt_vars.
 781         (set_pt_malloc): Remove.
 782         (merge_pointed_to_info): Remove.
 783         (add_pointed_to_expr): Remove.
 784         (add_pointed_to_var): Remove.
 785         (collect_points_to_info_r): Remove.
 786         (is_escape_site): Make extern.
 787         (create_sft): New.
 788         (create_overlap_variables_for): Call it.
 789         * tree-ssa-copy.c (merge_alias_info): Never merge
 790         flow-sensitive alias information.
 791         * tree-ssa-operands.c (get_expr_operands): Adjust variables
 792         offset and size to be unsigned HOST_WIDE_INT.
 793         (add_to_addressable_set): Rename from note_addressable.
 794         Set TREE_ADDRESSABLE as the variables are added to the set.
 795         Update all users.
 796         (add_stmt_operand): Do not try to micro-optimize unmodifiable
 797         operands into VUSEs when adding V_MAY_DEFs for members in an
 798         alias set.
 799         * tree-ssa-operands.h (add_to_addressable_set): Declare.
 800         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
 801         (struct variable_info): Add bitfield is_heap_var.
 802         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
 803         (new_var_info): Initialize is_heap_var.
 804         (get_constraint_for): Add HEAP variables to the symbol table.
 805         Mark them with is_heap_var.
 806         (update_alias_info): New.  Taken mostly from the old
 807         compute_points_to_and_addr_escape.
 808         (handle_ptr_arith): New.
 809         (find_func_aliases): Call update_alias_info.
 810         Call handle_ptr_info for tcc_binary expressions.
 811         Call mark_stmt_modified.
 812         (create_variable_info_for): If DECL has subvars, do not create
 813         variables for its subvars.  Always add all the fields.
 814         (set_uids_in_ptset): If the solution includes ANYOFFSET and
 815         SFTs, then add all the SFTs of the structure.
 816         If VI->DECL is an aggregate with subvariables, add the SFT at
 817         VI->OFFSET.
 818         (find_what_p_points_to): If VI is an artificial variable,
 819         translate to bitfields in SSA_NAME_PTR_INFO.
 820         If the solution is empty, set pi->pt_vars to NULL
 821         (init_base_vars): Create ANYOFFSET.
 822         (compute_points_to_sets): Rename from create_alias_vars.
 823         Make extern.
 824         (pass_build_pta): Remove.
 825         (delete_points_to_sets): Rename from delete_alias_vars.
 826         (pass_del_pta): Remove.
 827         * tree-ssa-structalias.h (struct alias_info): Move from
 828         tree-ssa-alias.h.
 829         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
 830         NUM_REFERENCES_SET): Likewise.
 831         (compute_points_to_sets, delete_points_to_sets): Declare.
 832
 833 2005-07-09  Richard Henderson  <rth@redhat.com>
 834
 835         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
 836         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
 837         alpha_split_lock_test_and_set_12): New functions.
 838         * config/alpha/alpha-protos.h: Update.
 839         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
 840         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
 841         * config/alpha/sync.md (I12MODE): New.
 842         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
 843         (sync_<fetchop_name><I48MODE>): Likewise.
 844         (sync_nand<I48MODE>): Likewise.
 845         (sync_old_<fetchop_name><I48MODE>): Likewise.
 846         (sync_new_<fetchop_name><I48MODE>): Likewise.
 847         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
 848         (sync_compare_and_swap<I48MODE>): Likewise.
 849         (sync_lock_test_and_set<I48MODE>): Likewise.
 850         (sync_compare_and_swap<I12MODE>): New.
 851         (sync_compare_and_swap<I12MODE>_1): New.
 852         (sync_lock_test_and_set<I12MODE>): New.
 853         (sync_lock_test_and_set<I12MODE>_1): New.
 854
 855 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
 856
 857         PR 21356
 858         PR 22332
 859         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
 860
 861 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
 862
 863         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
 864         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
 865
 866 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
 867
 868         PR target/21656
 869         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
 870
 871 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
 872
 873         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
 874         memory_operand constraint.
 875         (store_conditional_<mode>): Same.
 876         (sync_compare_and_swap<mode>): Same.
 877         (sync_lock_test_and_set<mode>): Same.
 878
 879 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
 880
 881         Rewrite PIC support to more closely model actual instructions.
 882         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
 883         (cris_symbol): Remove prototypes for removed functions.
 884         (cris_pic_symbol_type_of, cris_valid_pic_const)
 885         (cris_expand_pic_call_address): Prototypes for new functions.
 886         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
 887         variable.
 888         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
 889         modifiers.
 890         <case ':'>: Add case for new punctuation character.
 891         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
 892         emitting (extra) PIC modifier.
 893         <case UNSPEC>: Do not assert for PLT.
 894         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
 895         (cris_expand_prologue, cris_expand_epilogue): Check
 896         for pic_offset_table_rtx usage instead of taking
 897         current_function_uses_pic_offset_table as the final word.
 898         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
 899         Remove flag_pic difference.
 900         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
 901         the moral equivalents of...
 902         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
 903         functions.
 904         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
 905         (cris_handle_option): Mark ARG as unused.
 906         (cris_expand_pic_call_address): New worker function for "call",
 907         "call_value".
 908         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
 909         output PIC constructs here.
 910         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
 911         as symbol-specific modifers, not whole or part of operands.
 912         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
 913         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
 914         constants and flag_pic.
 915         (CONSTANT_INDEX_P): Adjust for new functions.
 916         (enum cris_pic_symbol_type): New helper type.
 917         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
 918         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
 919         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
 920         define_constants.
 921         ("movsi"): Emit actual instructions for GOT and relative access.
 922         ("*movsi_got_load"): New pattern to set up the register holding
 923         the GOT pointer.
 924         ("*movsi_internal"): Operand 1 is not a plain general_operand.
 925         Adjust FIXME for 'S'.
 926         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
 927         Use "movs" for -fpic cases.
 928         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
 929         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
 930         ("call", "call_value"): Just call cris_expand_pic_call_address for
 931         PIC addresses.
 932         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
 933         Remove special pattern.
 934         ("*expanded_call_side", "*expanded_call_value_side"): New
 935         patterns.
 936         (gotplt-to-plt, gotplt-to-plt-side-call)
 937         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
 938         peephole2:s.
 939         * config/cris/cris/predicates.md
 940         ("cris_general_operand_or_gotless_symbol"): Remove unused
 941         predicate.
 942         ("cris_general_operand_or_symbol"): Adjust for new functions.
 943
 944 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
 945
 946         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
 947
 948 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
 949
 950         * Makefile.in (TREE_H): Add treestruct.def.
 951         (c-decl.o): Add pointer-set.h
 952         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
 953         visibility on regular DECL's.
 954         (merge_decls): Fix the copying of decl nodes of various types for
 955         the new structures.  Don't update RTL, section name, weak status,
 956         etc, on DECL's without RTL.
 957         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
 958         Don't check volatile on non-variable types.
 959         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
 960         to check whether we have seen arguments.
 961         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
 962         flag is checked before field (flag is common, field is not).
 963         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
 964         TS_DECL_COMMON could have an origin.
 965         (add_location_or_const_value_attribute): Don't check section name
 966         on non-var/function decls.
 967         (dwarf2out_var_location): Reverse order of tests.
 968         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
 969         with DECL_WRTL_CHECK.
 970         * expmed.c (make_tree): rtl is now in decl_with_rtl.
 971         * fold-const.c (fold_binary): Don't check weakness on
 972         non-var/function decls.
 973         (tree_expr_nonzero_p): Ditto.
 974         (fold_checksum_tree): Use tree_decl_extra as sizeof
 975         buffer.
 976         * ggc-page.c (extra_order_size_table): Add sizes for
 977         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
 978         tree_field_decl.
 979         * gimplify.c (gimplify_bind_expr): Only set
 980         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
 981         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
 982         without RTL.
 983         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
 984         * langhooks.h (init_ts). New langhook.
 985         * passes.c (rest_of_decl_compilation): Reverse order of tests.
 986         * print-tree.c (print_node): Update to only print fields that
 987         exist in the structures the passed decl has.
 988         * toplev.c (wrapup_global_declarations): Don't reset
 989         DECL_DEFER_OUTPUT on DECL's that don't contain it.
 990         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
 991         * tree-inline.c (remap_decl): Ditto.
 992         * tree-outof-ssa.c (create_temp): Reverse order of tests.
 993         * tree-pretty-print.c (print_declaration): Don't print
 994         DECL_REGISTER on things that don't contain it.
 995         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
 996         non-var/function decls.
 997         * tree.c (tree_contains_struct): New structure.
 998         (init_priority_for_decl): New hashtable.
 999         (tree_int_map): New structure.
1000         (tree_int_map_eq): New function.
1001         (tree_int_map_marked_p): Ditto.
1002         (tree_int_map_hash): Ditto.
1003         (tree_map): Move to tree.h.
1004         (tree_map_eq): Externalize.
1005         (tree_map_hash): Ditto.
1006         (tree_map_marked_p): Ditto.
1007         (init_ttree): Set up tree_contains_struct and call langhook.
1008         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1009         (tree_code_size): Update for new structures.
1010         (tree_node_structure): Update for new structures.
1011         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1012         without the field.
1013         (copy_node_stat):  Copy init priority.
1014         (build_decl_stat): Ditto for visibility.
1015         (ts_enum_names): New.
1016         (tree_contains_struct_check_failed): New function.
1017         (decl_init_priority_lookup): Ditto.
1018         (decl_init_priority_insert): Ditto.
1019         * treestruct.def: New file.
1020         * tree.h (CODE_CONTAINS_STRUCT): New macro.
1021         (CONTAINS_STRUCT_CHECK): Ditto.
1022         (tree_contains_struct_check_failed): New prototype.
1023         (DECL_CHECK): Removed.
1024         (DECL_MINIMAL_CHECK): New.
1025         (DECL_COMMON_CHECK): Ditto.
1026         (DECL_WRTL_CHECK): Ditto.
1027         (DECL_NON_COMMON_CHECK): Ditto.
1028         (DECL_WITH_VIS_CHECK): Ditto.
1029         (VAR_OR_FUNCTION_DECL_P): Ditto
1030         (struct tree_decl_minimal): New structure.
1031         (struct tree_decl_common): Ditto.
1032         (struct tree_decl_with_rtl): Ditto.
1033         (struct tree_decl_with_vis): Ditto.
1034         (struct tree_decl_non_common): Ditto.
1035         (struct tree_field_decl): Ditto.
1036         (struct tree_parm_decl): Ditto.
1037         (struct tree_var_decl): Ditto.
1038         (struct tree_function_decl): Ditto.
1039         (struct tree_const_decl): Ditto.
1040         (struct tree_result_decl): Ditto.
1041         (union tree_node): Add new structures.
1042         * var-tracking.c (track_expr_p): Reverse order of tests.
1043
1044         * doc/c-tree.texi: Add documentation on DECL node internal structure.
1045
1046 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
1047
1048         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1049         * system.h: Poison FINALIZE_PIC.
1050         * doc/tm.texi (FINALIZE_PIC): Remove.
1051
1052 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1053
1054         PR tree-opt/22329
1055         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1056         to the correct type if we have a MODIFY_EXPR.
1057
1058 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
1059
1060         PR tree-optimization/22360
1061         * tree.c (upper_bound_in_type): Fix calculations for casting
1062         to a non-wider signed type and casting a signed value to a
1063         wider unsigned type.
1064         (lower_bound_in_type): Fix calculations for casting to a
1065         non-wider signed type.
1066
1067         PR tree-optimization/20139
1068         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1069         release_defs.
1070         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1071         fold_cond_expr_cond.
1072         * tree-ssanames.c (release_defs): Assert in_ssa_p.
1073         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1074
1075 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1076
1077         PR tree-opt/22356
1078         * tree-complex.c (expand_complex_libcall): Produce
1079         REALPART_EXPR/IMAGPART_EXPR with the correct type.
1080
1081 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
1082
1083         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1084         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1085         b" assert and inserted fastpath code for this case.
1086         (bitmap_ior): Removed "a != b" assert.
1087
1088 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1089
1090         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1091         (ENDFILE_SPEC): Likewise.
1092         * config/m32r/m32r.h (ASM_SPEC): Likewise.
1093
1094         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1095         a large stack frame at epilogue.
1096
1097 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
1098
1099         * final.c: Include sdbout.h when required.
1100
1101 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
1102
1103         * config.gcc (*-*-darwin*): Only one target-specific header file
1104         for generic darwin.
1105         (powerpc-*-darwin*): Add version-specific header files.
1106         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1107         * config.in: Regenerate.
1108         * configure: Regenerate.
1109         * gcc.c: Include xregex.h.
1110         (version_compare_spec_function): New.
1111         (spec_function): Add version-compare.
1112         (replace_outfile_spec_function): Reformat comment.
1113         (compare_version_strings): New.
1114         * config/darwin-c.c (version_as_macro): New.
1115         (builtin_define): New.
1116         (darwin_cpp_builtins): New.
1117         * config/darwin-protos.h (darwin_cpp_builtins): New.
1118         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1119         (LIB_SPEC): Make unconditional, update comment.
1120         (TARGET_C99_FUNCTIONS): Define.
1121         * config/darwin.opt: Sort.
1122         (mmacosx-version-min=): New.
1123         * config/darwin7.h: Delete.
1124         * config/darwin8.h: Delete.
1125         * config/i386/darwin.h (): Call darwin_cpp_builtins.
1126         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1127         (TARGET_C99_FUNCTIONS): Define.
1128         * config/rs6000/darwin7.h: New.
1129         * config/rs6000/darwin8.h: New.
1130         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1131         (-mmacosx-version-min): Document.
1132
1133 2005-07-07  Ian Lance Taylor  <ian@airs.com>
1134
1135         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1136
1137 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
1138
1139         PR middle-end/22239
1140         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1141
1142 2005-07-07  Khem Raj  <kraj@mvista.com>
1143
1144         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1145         in bytes, not words.
1146
1147 2005-07-07  Paul Brook  <paul@codesourcery.com>
1148
1149         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1150         DEFAULT_FUNCTION_ARG_PADDING to upward.
1151
1152 2005-07-07  Richard Henderson  <rth@redhat.com>
1153
1154         * function.c (locate_and_pad_parm): Record parameter alignment in
1155         stack_alignment_needed.
1156
1157 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
1158
1159         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1160         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1161         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1162         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1163         (define_attr "type"): Add isync, sync, load_l, store_c.
1164         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1165         Create scratch volatile MEM.
1166         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
1167         sync.
1168         (load_locked_<mode>): New.
1169         (store_conditional_<mode>): New.
1170         (sync_compare_and_swap<mode>): Replace with splitter.
1171         (sync_lock_test_and_set<mode>): Replace with splitter.
1172         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1173         and UNSPECV_ISYNC.
1174         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
1175         is ics.  Attribute isync.
1176         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
1177         lwsync.
1178         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1179         and UNSPECV_SYNC_OP.
1180         (emit_unlikely_jump): New.
1181         (emit_load_locked): New.
1182         (emit_store_conditional): New.
1183         (rs6000_split_compare_and_swap): New.
1184         (rs6000_split_lock_test_and_set): New.
1185         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1186         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1187         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
1188         rs6000_split_lock_test_and_set): Declare.
1189         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
1190         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
1191         store_c, isync, sync.
1192
1193 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
1194
1195         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
1196         filenames to gtyp-gen.h.
1197         (s-typ-gen): Use it in place of for loops.
1198
1199 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
1200
1201         * hooks.c (hook_bool_rtx_int_false): New function.
1202         * hooks.h (hook_bool_rtx_int_false): Declare.
1203         * target-def.h (TARGET_COMMUTATIVE_P): Define.
1204         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
1205         * target.h (struct gcc_target): Add commutative_p member.
1206         * targhooks.c (hook_bool_rtx_commutative_p): New function.
1207         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
1208         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
1209         (pa_commutative_p): New function.
1210         * jump.c (target.h): Include.
1211         (rtx_renumbered_equal_p): Use targetm.commutative_p.
1212         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
1213
1214 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
1215
1216         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
1217         (s390_expand_setmem): New.
1218         * config/s390/s390.c: Likewise.
1219         (print_shift_count_operand): Truncate to 12 bits instead of 6.
1220         Adapt comments.
1221         * config/s390/s390.md: ("setmem<mode>"): Accept character as
1222         general_operand.  Call new function "s390_expand_setmem".
1223         ("clrmem_long", "*clrmem_long"): Rewrite to ...
1224         ("setmem_long", "*setmem_long"): ... this.
1225
1226 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
1227
1228         * config/s390/s390.c: (optimization_options): Enable
1229         TARGET_MVCLE at -Os.
1230         * doc/invoke.texi: Document changes in default behaviour.
1231         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
1232
1233 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
1234
1235         * expr.c: (set_storage_via_setmem): Convert opchar to mode
1236         defined by back-end.
1237
1238 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
1239
1240         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
1241         all sets in the pattern.
1242         * config/rs6000/rs6000.md (stack_protect_testsi,
1243         stack_protect_testdi): Likewise.
1244
1245 2005-07-06  Jeff Law  <law@redhat.com>
1246
1247         * tree-vrp.c (simplify_using_ranges): Kill.
1248         (vrp_finalize): Remove call to simplify_using_ranges.
1249         (simplify_stmt_using_ranges): New function extracted from
1250         simplify_using_ranges.
1251         (simplify_div_or_mod_using_ranges): Likewise.
1252         (simplify_abs_using_ranges): Likewise.
1253         (simplify_cond_using_ranges): New function.
1254         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
1255         * tree-ssa-propagate.c (substitute_and_fold): Call
1256         simplify_stmt_using_ranges if we have range information.
1257
1258 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
1259
1260         * config/ia64/ia64.c (ia64_reorg): Check optimize before
1261         ia64_flag_schedule_isns2.
1262
1263         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
1264         reading/writing general registers.
1265         (ia64_function_arg): Revert 2005-06-18 change.
1266
1267 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
1268
1269         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
1270         (legitimize_tls_address): Use gcc_unreachable instead of abort.
1271
1272 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
1273
1274         * function.c (expand_function_end): Revert part of 2005-06-27
1275         patch.  Do sjlj_emit_function_exit_after after return_label.
1276
1277 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
1278
1279         * doc/install.texi (--disable-libssp): New.
1280
1281 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
1282
1283         * doc/invoke.texi: Update -fforce-mem documentation.
1284         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
1285         code for -fforce-mem.
1286         * expmed.c: (store_bit_field,store_fixed_bit_field,
1287         extract_bit_field): Ditto.
1288         * expr.c: (convert_move): Ditto.
1289         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
1290         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
1291         emit_conditional_add,expand_float,expand_fix): Ditto.
1292         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
1293         (common_handle_option): Issue warning when -fforce-mem specified.
1294
1295 2005-07-06  Paul Brook  <paul@codesourcery.com>
1296
1297         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
1298         argument is empty.
1299         * configure: Regenerate.
1300
1301 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
1302
1303         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
1304
1305 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
1306
1307         Fix PR tree-optimization/22319
1308         Fix PR tree-optimization/22140
1309         Fix PR tree-optimization/22310
1310
1311         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
1312         variable sized types.
1313         Use correct type for intermediate structure on *a = *b structure
1314         copies.
1315
1316 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
1317
1318         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
1319         Remove.
1320         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
1321         (machine_function): Move typedef to...
1322         * config/rs6000/rs6000.c (machine_function): ... here.  Add
1323         varargs_save_offset field.
1324         (rs6000_stack_t): Remove varargs_size field.
1325         (setup_incoming_varargs): Allocate varargs save area using
1326         assign_stack_local, try to make it as small as possible.
1327         Save offset from virtual_stack_vars_rtx to the save area
1328         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
1329         instead of magic 8 when fp word byte size is used.
1330         (rs6000_va_start): Use cfun->machine->varargs_save_offset
1331         instead of -RS6000_VARARGS_SIZE.
1332         (rs6000_stack_info, debug_stack_info,
1333         rs6000_initial_elimination_offset): Remove all traces of
1334         varargs_size.
1335         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
1336         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
1337         RS6000_VARARGS_AREA.
1338
1339 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
1340
1341         PR tree-optimization/21963
1342         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
1343         constant_multiple_of in the same way get_computation_cost_at does.
1344
1345 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
1346
1347         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
1348         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
1349         (gen_compare_reg): If sparc_compare_emitted is set, clear it
1350         and return its previous value.
1351         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
1352         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
1353         constants.
1354         (stack_protect_set, stack_protect_test): New expanders.
1355         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
1356         stack_protect_testdi): New insns.
1357         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1358         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
1359
1360 2005-07-06  Jeff Law  <law@redhat.com>
1361
1362         * tree-ssa-dce.c (cfg_altered): New global.
1363         (tree_dce_init): Initialize cfg_altered.
1364         (remove_dead_stmt): If we remove an edge in the CFG, then set
1365         CFG_ALTERED.
1366         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
1367         the dominators.
1368
1369 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
1370
1371         * Makefile.in (stamp-collect-ld): Use
1372         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
1373         ./collect-ld if it already exists.
1374         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
1375         Don't remove ./nm if it already exists.
1376
1377 2005-07-05  Devang Patel  <dpatel@apple.com>
1378
1379         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
1380         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
1381         * tree-vectorizer.c (vect_loop_location): New.
1382         (vect_print_dump_info): Use vect_loop_location.
1383         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
1384         (vectorize_loops): Set vect_loop_location.
1385         * tree-vect-analyze.c (vect_analyze_offset_expr,
1386         vect_determin_vectorization_factor, vect_analyze_operations,
1387         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
1388         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
1389         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
1390         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
1391         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
1392         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
1393         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
1394         vect_analyze_loop): Adjust vect_print_dump_info API.
1395         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
1396         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
1397         vect_finish_stmt_generation, vectorizable_assignment,
1398         vectorizable_operation, vectorizable_store, vectorizable_load,
1399         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
1400         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
1401         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
1402         vect_transform_loop): Same.
1403         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
1404         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
1405         Same.
1406
1407 2005-07-05  Randolph Chung  <tausq@debian.org>
1408
1409         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
1410         * configure: Regenerate.
1411         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
1412         (pa_tls_referenced_p): Declare.
1413         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
1414         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
1415         (legitimize_tls_address): New.
1416         (hppa_legitimize_address): Handle TLS addresses.
1417         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
1418         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1419         (emit_move_sequence): Handle TLS addresses.
1420         (pa_encode_section_info): Call default handler to handle common
1421         sections.
1422         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
1423         (CONSTANT_ADDRESS_P): Reject TLS operands.
1424         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
1425         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
1426         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
1427         (UNSPEC_TLSLE): Define new constants.
1428         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
1429         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
1430         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
1431         (tie_symbolic_operand, tle_symbolic_operand): New
1432
1433 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
1434
1435         * aclocal.m4: Update macros for autoconf 2.59 style.
1436         * configure.ac: Likewise.
1437
1438 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1439
1440         * pa.c (function_value): Handle small aggregates on 32-bit targets.
1441         (function_arg): Pass small aggregates in general registers on 32-bit
1442         targets.
1443         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
1444
1445 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
1446
1447         * Makefile.in (final.o): Fix dependencies.
1448
1449 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
1450
1451         PR c/22013
1452         PR c/22098
1453         * langhooks.h (struct lang_hooks): Add expr_to_decl.
1454         * langhooks.c (lhd_expr_to_decl): New.
1455         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
1456         New.
1457         (LANG_HOOKS_INITIALIZER): Update.
1458         * tree.c (recompute_tree_invarant_for_addr_expr): Call
1459         expr_to_decl langhook.
1460         * c-tree.h (c_expr_to_decl): Declare.
1461         * c-typeck.c (c_expr_to_decl): New.
1462         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
1463         specially.
1464         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
1465
1466 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
1467
1468         PR c/22308
1469         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
1470         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
1471
1472 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
1473
1474         * Makefile.in: Adjust dependencies.
1475         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
1476         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
1477         * alias.c (rest_of_handle_cfg, pass_cfg): New.
1478         * bb-reorder.c (duplicate_computed_gotos): Make it static.
1479         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
1480         rest_of_compilation.
1481
1482         * bb-reorder.c (gate_duplicate_computed_gotos,
1483         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
1484         rest_of_handle_reorder_blocks, pass_reorder_blocks,
1485         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
1486         pass_partition_blocks): New.
1487         * bt-load.c (gate_handle_branch_target_load_optimize,
1488         rest_of_handle_branch_target_load_optimize,
1489         pass_branch_target_load_optimize): New.
1490         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
1491         pass_jump2): New.
1492         * cfglayout.c (pass_insn_locators_initialize): New.
1493         * cfgrtl.c (pass_free_cfg): New.
1494         * combine.c (gate_handle_combine, rest_of_handle_combine,
1495         pass_combine): New.
1496         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
1497         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
1498         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
1499         * except.c (pass_set_nothrow_function_flags,
1500         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
1501         pass_rtl_eh): New.
1502         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
1503         rest_of_handle_shorten_branches, pass_shorten_branches,
1504         rest_of_clean_state, pass_clean_state): New.
1505         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1506         rest_of_handle_remove_death_notes, pass_remove_death_notes,
1507         rest_of_handle_life, pass_life, rest_of_handle_flow2,
1508         pass_flow2): New.
1509         * function.c (pass_instantiate_virtual_regs, pass_init_function,
1510         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1511         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1512         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1513         pass_gcse): New.
1514         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1515         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1516         pass_rtl_ifcvt, gate_handle_if_after_combine,
1517         rest_of_handle_if_after_combine, pass_if_after_combine,
1518         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1519         pass_if_after_reload): New.
1520         * integrate.c (pass_initial_value_sets): New.
1521         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1522         pass_purge_lineno_notes): New.
1523         * mode-switching.c (rest_of_handle_mode_switching,
1524         pass_mode_switching): New.
1525         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1526         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1527         pass_loop2): New.
1528         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1529         pass_loop_optimize): New.
1530         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
1531         pass_sms): New.
1532         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
1533         pass_gcse2): New.
1534         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
1535         pass_postreload_cse): New.
1536         * profile.c (gate_handle_profiling, pass_profiling,
1537         rest_of_handle_branch_prob, pass_branch_prob): New.
1538         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
1539         pass_split_before_regstack, gate_handle_split_before_regstack,
1540         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
1541         rest_of_handle_split_all_insns, pass_split_all_insns): New.
1542         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
1543         pass_stack_regs): New.
1544         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
1545         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
1546         pass_stack_adjustments): New.
1547         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
1548         pass_regrename): New.
1549         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
1550         pass_delay_slots, gate_handle_machine_reorg,
1551         rest_of_handle_machine_reorg, pass_machine_reorg): New.
1552         * rtl.h (extern void purge_line_number_notes): New.
1553         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
1554         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
1555         pass_sched2): New.
1556         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
1557         pass_tracer): New.
1558         * value-prof.c (gate_handle_value_profile_transformations,
1559         rest_of_handle_value_profile_transformations,
1560         pass_value_profile_transformations): New.
1561         * var-tracking.c (gate_handle_var_tracking,
1562         pass_variable_tracking): New.
1563         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
1564
1565         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
1566         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
1567         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
1568         rest_of_handle_old_regalloc, rest_of_handle_regrename,
1569         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
1570         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
1571         rest_of_handle_gcse2, rest_of_handle_regmove,
1572         rest_of_handle_tracer, rest_of_handle_if_conversion,
1573         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
1574         rest_of_handle_web, rest_of_handle_branch_prob,
1575         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
1576         rest_of_handle_jump_bypass, rest_of_handle_combine,
1577         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1578         rest_of_handle_gcse, rest_of_handle_loop_optimize,
1579         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
1580         rest_of_handle_mode_switching, rest_of_handle_jump,
1581         rest_of_handle_eh, rest_of_handle_stack_adjustments,
1582         rest_of_handle_flow2, rest_of_handle_jump2,
1583         rest_of_handle_peephole2, rest_of_handle_postreload,
1584         rest_of_handle_shorten_branches, rest_of_clean_state,
1585         rest_of_compilation): Remove.
1586
1587         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
1588         * passes.c (dump_flags, in_gimple_form, all_passes,
1589         all_ipa_passes, all_lowering_passes, register_one_dump_file,
1590         register_dump_files, next_pass_1, last_verified, execute_todo,
1591         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
1592         from tree-optimize.c.
1593         (init_optimization_passes): Moved from tree-optimize.c,
1594         adding the RTL optimizations.
1595         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
1596         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
1597         all_ipa_passes, all_lowering_passes, register_one_dump_file,
1598         register_dump_files, next_pass_1, last_verified, execute_todo,
1599         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
1600         init_tree_optimization_passes, ipa_passes): Delete.
1601         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
1602         the RTL dumps.
1603         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
1604         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
1605         from tree.h.
1606         (ipa_passes): Remove.
1607         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
1608         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
1609         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
1610         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
1611         (dump_info_p, dump_flag): Moved to tree-dump.h.
1612
1613         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
1614         cgraph.c, opts.c.
1615         * passes.c (finish_optimization_passes): Use dump_begin
1616         and dump_end, TDI_end.
1617         (gate_rest_of_compilation): New.
1618         (pass_rest_of_compilation): Use it.
1619         (gate_postreload, pass_postreload): New.
1620         * toplev.c (general_init): Rename init_tree_optimization_passes.
1621         * toplev.h (init_tree_optimization_passes): Rename to
1622         init_optimizations_passes.
1623         * tree-dump.c (dump_flag): Make static.
1624         (dump_files): Remove RTL dumps.
1625         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
1626         pass_cleanup_cfg, pass_free_cfg_annotations,
1627         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
1628         pass_init_datastructures, pass_fixup_cfg): Make non-static.
1629         * tree-pretty-print.c: Include tree-pass.h.
1630         * cgraph.c: Include tree-dump.h.
1631
1632 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
1633
1634         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
1635         Only fall back to saying it points to readonly memory if
1636         we can't do better.
1637
1638 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
1639
1640         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
1641         * config/m32r/m32r.c (m32r_compute_frame_size,
1642         m32r_expand_prologue): Take current_function_profile into
1643         account whenever we reference
1644         current_function_uses_pic_offset_table.
1645         (m32r_finalize_pic): Remove.
1646         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
1647
1648 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
1649
1650         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
1651         instead of $<.  Don't remove ./as if it already exists.
1652
1653 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1654
1655         PR target/21723
1656         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
1657         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
1658         for complex modes when generating code for PA 1.0.
1659         (VALID_FP_MODE_P): New macro.
1660         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
1661         sets for all general and floating point modes.  Align wide floating
1662         point modes to even register boundaries to comply with architectural
1663         requirements.
1664         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
1665         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
1666         (VALID_FP_MODE_P): New macro.
1667         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
1668         sets for all general and floating point modes.  Align wide floating
1669         point modes to even register boundaries to comply with architectural
1670         requirements.
1671
1672 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
1673
1674         * tree-dump.c (dump_files): Initialize dump number for .cgraph
1675         to 0.
1676
1677 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
1678
1679         * tree-ssa-structalias.c: Don't include expr.h.
1680
1681 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
1682
1683         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
1684         comments.
1685
1686 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
1687
1688         Fix PR tree-optimization/22279
1689
1690         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
1691         correct operator.
1692
1693 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
1694
1695         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
1696
1697 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
1698
1699         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
1700         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
1701         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
1702         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
1703         config/stormy16/stormy16.c, config/v850/v850.c,
1704         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
1705         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
1706         Avoid "." or "\n" at end of diagnostics and capital letters at
1707         start of diagnostics.
1708         * combine.c, cse.c: Don't translate dump file output.
1709         * toplev.c (print_version): Only translate output if going to
1710         stderr.
1711
1712 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
1713
1714         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
1715         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
1716         typos.
1717
1718 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1719
1720         * pa.c (fix_range): Fix typo in comment.
1721
1722 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
1723
1724         * tree-vrp.c (extract_range_from_assert): Replace
1725         fold (build (...)) with fold_build2.
1726
1727 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1728
1729         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
1730         gcc_gfc_char_table, init_dynamic_gfc_info): New.
1731         (format_types_orig, handle_format_attribute): Add support for
1732         format "gcc_gfc".
1733
1734 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1735
1736         * varasm.c (assemble_variable): Fix format specifier thinko.
1737
1738 2005-07-03  Ira Rosen  <irar@il.ibm.com>
1739
1740         PR tree-optimization/22029 (and 22135)
1741         * tree-pretty-print.c (dump_generic_node): Check that the node is not
1742         a phi node before calling dump_vops.
1743
1744 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1745
1746         * tree-dump.h (dump_string_field): Declare.
1747         * tree-dump.c: Use it instead of dump_string.
1748         (dump_string_field): Make non-static.
1749
1750 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
1751
1752         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
1753         up the minimal CFG stuff always when optimize > 0.  Call
1754         split_all_insns_noflow in PIC case if needed.
1755
1756 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1757             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
1758
1759         PR c++/18279
1760         * c-decl.c (c_write_global_declarations): Dump contents of
1761         external scope to.
1762         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
1763         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
1764         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
1765         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
1766         is enabled.
1767
1768 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
1769
1770         * c-common.h (GCC_DIAG_STYLE): Define.
1771         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
1772         version for format checking to 4.1.
1773         * c-format.c: Include toplev.h after c-common.h.
1774         (enum format_type): Add gcc_tdiag_format_type.
1775         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
1776         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
1777         (format_types_orig): Add gcc_tdiag.
1778         (init_dynamic_diag_info): Support gcc_tdiag formats.
1779         (handle_format_attribute): Likewise.
1780         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
1781         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
1782         version for format checking to 4.1.
1783         (warning0, warning, error, pedwarn, sorry): Use
1784         ATTRIBUTE_GCC_DIAG.
1785         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
1786         (finish_aliases_1): Do not use %qE.
1787         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
1788         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
1789         Correct format bugs.
1790         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
1791         parameter to unsigned HOST_WIDE_INT.
1792         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
1793
1794 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
1795
1796         PR middle-end/21742
1797         * expr.c (write_complex_part): Use adjust_address for MEM.
1798         (read_complex_part): Same.
1799
1800 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
1801
1802         Fix PR tree-optimization/22280
1803
1804         * tree-sra.c (generate_element_init): Remove useless loop.
1805
1806 2005-07-02  Richard Henderson  <rth@redhat.com>
1807
1808         * config/alpha/alpha.c (alpha_legitimize_address): Check for
1809         TLS_MODEL_NONE.
1810         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
1811
1812 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
1813
1814         PR middle-end/14490
1815         * fold-const.c (fold_binary): Handle the return value of
1816         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
1817         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
1818
1819 2005-07-02  Jeff Law  <law@redhat.com>
1820
1821         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
1822         a eliminate type conversion which feeds an equality comparison
1823         if the original type or either operand in the comparison is a
1824         function pointer.
1825
1826 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
1827
1828         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
1829         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
1830         texts.
1831         * config/avr/avr.c: Do not use '`' as left quote.
1832         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
1833         Remove "." from end of diagnostics.  Make diagnostics start with
1834         lowercase letter.
1835
1836 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
1837             Joseph S. Myers  <joseph@codesourcery.com>
1838
1839         * toplev.c (default_tree_printer): Handle setting location with
1840         '+' flag.
1841         * c-objc.common.c (c_tree_printer): Likewise.
1842         * c-format.c (gcc_diag_flag_specs): Add '+'.
1843         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
1844         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
1845         formats.
1846         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
1847         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
1848         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
1849         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
1850         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
1851         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
1852         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
1853         format arguments where %J is used without %D.
1854
1855 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
1856
1857         * gcc.c (LINK_SSP_SPEC): Define.
1858         (link_ssp_spec): New variable.
1859         (LINK_COMMAND_SPEC): Add %(link_ssp).
1860         (static_specs): Add link_ssp_spec.
1861         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
1862         * configure: Rebuilt.
1863         * config.in: Rebuilt.
1864
1865         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1866         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1867         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1868         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1869         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
1870         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
1871         -0x7008(2) instead of reading __stack_chk_guard variable.
1872         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
1873         number.
1874         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
1875         (stack_protect_set, stack_protect_test): Use *_tls* patterns
1876         if TARGET_THREAD_SSP_OFFSET is defined.
1877         (stack_tls_protect_set_si, stack_tls_protect_set_di,
1878         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
1879
1880         Revert:
1881         2005-06-27  Richard Henderson  <rth@redhat.com>
1882         * libgcc-std.ver (GCC_4.1.0): New.
1883         * libgcc.h (__stack_chk_guard): Declare.
1884         (__stack_chk_fail, __stack_chk_fail_local): Declare.
1885         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
1886         * mklibgcc.in (lib2funcs): Add them.
1887
1888 2005-07-01  Richard Henderson  <rth@redhat.com>
1889
1890         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
1891         void * before struct sigcontext *.
1892         (x86_fallback_frame_state): Likewise.
1893
1894 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
1895
1896         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
1897
1898 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
1899
1900         PR tree-opt/22269
1901         * tree-ssa-reassoc.c (should_transpose): Fix which operand
1902         we check for SSA_NAME for.
1903
1904 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
1905
1906         Fix PR tree-optimization/22071
1907
1908         * tree-ssa-structalias.c (offset_overlaps_with_access): New
1909         function.
1910         (get_constraint_for_component_ref): Use it.
1911
1912 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
1913
1914         PR other/22264
1915         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
1916         print out the last new line.
1917
1918 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
1919
1920         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
1921         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
1922         * config/cris/cris.c (cris_conditional_register_usage): Adjust
1923         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
1924         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
1925         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
1926         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
1927         (enum reg_class): New member CC0_REGS.
1928         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
1929         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
1930         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
1931         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
1932         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1933         Adjust for register now described.
1934
1935 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
1936
1937         PR target/22262
1938         * config/i386/i386.md (stack_protect_test_si,
1939         stack_protect_test_di): Add earlyclobber for scratch 3.
1940         * config/rs6000/rs6000.md (stack_protect_testsi,
1941         stack_protect_testdi): Add earlyclobber for scratch 3,
1942         remove earlyclobber from scratch 4.
1943
1944 Older entries for 2005 can be found in ChangeLog-2005.