gcc/ChangeLog

   1 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
   2
   3         PR tree-optimization/22442
   4         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
   5         correctly.
   6
   7 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
   8
   9         PR rtl-optimization/20376
  10         * toplev.c (process_options): Enable -fweb and -frename-registers when
  11         unrolling.
  12         * doc/invoke.texi: Update the information about when -fweb and
  13         -frename-registers are enabled.
  14
  15 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
  16
  17         PR tree-opt/21840
  18         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
  19         if *rhs_p is not a SSA_NAME.
  20
  21 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
  22
  23         Fix PR tree-optimization/22422
  24         * tree-ssa-structalias.c (struct variable_info): Add flag for
  25         special vars.
  26         (get_varinfo): Now a static function.
  27         (new_varinfo): init has_union and is_special_var to false.
  28         (solution_set_add): Check has_union.
  29         (do_da_constraint): Move temporary variable so it gets reset
  30         properly.
  31         Also check for special variable.
  32         (do_ds_constraint): Ditto.
  33         (do_sd_constraint): Ditto.
  34         (do_structure_copy): Check for special variable.
  35         (find_func_aliases): Ditto.
  36         (init_base_vars): Set special vars properly.
  37
  38 2005-07-13  Jan Hubicka  <jh@suse.cz>
  39
  40         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
  41         do unit-at-a-time.
  42
  43         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
  44         (get_expr_operands): Fix thinko wrt flags and subvars.
  45
  46         PR tree-optimize/22379
  47         * tree-inline.c (expand_call_inline): Do not output sorry in early
  48         inlining.
  49
  50 2005-07-12  Dale Johannesen  <dalej@apple.com>
  51
  52         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
  53
  54 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
  55
  56         PR bootstrap/21704
  57         * host-linux.h: Include limits.h.
  58
  59 2005-07-12  Dale Johannesen  <dalej@apple.com>
  60
  61         * expr.c (compress_float_constant):  Add cost check.
  62         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
  63
  64 2005-07-12  Dale Johannesen  <dalej@apple.com>
  65
  66         * gcc.target/i386/compress-float-sse.c:  New.
  67         * gcc.target/i386/compress-float-sse-pic.c:  New.
  68         * gcc.target/i386/compress-float-387.c:  New.
  69         * gcc.target/i386/compress-float-387-pic.c:  New.
  70         * gcc.dg/compress-float-ppc.c:  New.
  71         * gcc.dg/compress-float-ppc-pic.c:  New.
  72
  73 2005-07-12  Eric Christopher  <echristo@redhat.com>
  74
  75         * gcc.c (struct infile): Update comment for language.
  76         (main): Rewrite input file resetting code.
  77
  78 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
  79
  80         PR tree-opt/22335
  81         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
  82         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
  83         (lookup_avail_expr): Use constant_boolean_node instead
  84         of boolean_false_node/boolean_true_node.
  85
  86 2005-07-12  Ben Elliston  <bje@au.ibm.com>
  87
  88         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
  89         and use it when printing num_edges.
  90
  91 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
  92
  93         * doc/extend.texi (Blackfin Built-in Functions): New section.
  94         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
  95         @opindex.
  96
  97 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
  98
  99         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
 100         s/cmpstrsi/cmpstrnsi
 101         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
 102         'cmpstrnsi'.
 103         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
 104         (init_optabs): Initialize cmpstrn_optab.
 105         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
 106         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
 107         * expr.c: (enum insn_code cmpstrn_optab): Declare.
 108         * config/i386/i386.md: s/cmpstr/cmpstrn
 109         * config/c4x/c4x.md: s/cmpstr/cmpstrn
 110         * doc/md.texi: Update documentation.
 111
 112 2005-07-11  Richard Henderson  <rth@redhat.com>
 113
 114         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
 115         build_va_arg_indirect_ref.
 116         (alpha_gimplify_va_arg): Likewise.
 117         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
 118         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
 119         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
 120         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
 121         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
 122         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
 123         Likewise.
 124         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
 125
 126 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
 127
 128         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
 129         * passes.c (init_optimization_passes): Add pass_empty_loop.
 130         * tree-pass.h (pass_empty_loop): Declare.
 131         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
 132         try_remove_empty_loop, remove_empty_loops): New functions.
 133         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
 134         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
 135
 136 2005-07-12  Peter Barada  <peter@the-baradas.com>
 137
 138         PR middle-end/16719
 139         PR middle-end/18421
 140         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
 141         in address registers.
 142         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
 143         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
 144         alternative of addsi3_5200.
 145
 146 2005-07-11  Ian Lance Taylor  <ian@airs.com>
 147
 148         * config/mips/mips.md (ffs<mode>2): Remove.
 149
 150 2005-07-11  Ian Lance Taylor  <ian@airs.com>
 151
 152         * doc/tree-ssa.texi (Cleanups): Improve description of
 153         TRY_FINALLY_EXPR.
 154         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
 155
 156 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
 157
 158         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
 159         * tree.h (DECL_ARGUMENT_FLD): New macro.
 160
 161 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
 162
 163         Fix PR tree-optimization/22404
 164
 165         * tree-ssa-structalias.c (create_variable_info_for): Use
 166         correct offset.
 167
 168 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
 169
 170         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
 171         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
 172         for second comparison operand.
 173         * config/bfin/predicates.md (reg_or_const_int_operand): New.
 174
 175         * config/bfin/bfin.md (define_attr "type"): Add "sync".
 176         (define_insn_reservation "alu"): Likewise.
 177         (csync, ssync): Now of type sync.
 178         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
 179         -mcsync-anomaly -mspecld-anomaly.
 180         * config/bfin/bfin.opt (mcsync): Remove.
 181         (mcsync-anomaly, mspecld-anomaly): Add.
 182         * config/bfin/bfin.c: Include "insn-codes.h".
 183         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
 184         (TARGET_DEFAULT_TARGET_FLAGS): New.
 185         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
 186
 187 2005-07-11  Steven Bosscher  <stevenb@suse.de>
 188
 189         * basic-block.h: Give the BB flags enum a name, bb_flags.
 190         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
 191         * cfgcleanup.c (enum bb_flags): Remove here.
 192         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
 193         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
 194         (update_forwarder_flag): Likewise.
 195         (thread_jump): Likewise.
 196         (try_forward_edges): Likewise.
 197         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
 198         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
 199         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
 200
 201 2005-07-11  Richard Guenther  <rguenther@suse.de>
 202
 203         * config/i386/i386.opt: New target option -msseregparm.
 204         * config/i386/i386.c (override_options): Error out for
 205         -msseregparm but no SSE support.
 206         (ix86_function_sseregparm): Check for global sseregparm.
 207         * doc/invoke.texi: Document -msseregparm.
 208
 209 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
 210
 211         * config.gcc (m32r-*-linux*): Use the default extra_parts.
 212         (m32rle-*-linux*): Ditto.
 213
 214 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
 215
 216         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
 217         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
 218         bytes.
 219
 220 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 221
 222         PR middle-end/22239
 223         PR target/20126
 224         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
 225         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
 226
 227 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
 228
 229         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
 230         (varmap): Heapify varmap.
 231         (constraints): Heapify constraints.
 232         (struct constraint_graph): Heapify succs and preds.
 233         (constraint_vec_find): Update for heapification.
 234         (constraint_set_union): Ditto.
 235         (insert_into_complex): Ditto.
 236         (constraint_edge_vec_find): Ditto.
 237         (erase_graph_self_edge): Ditto.
 238         (add_graph_edge): Ditto.
 239         (get_graph_weights): Ditto.
 240         (merge_graph_nodes): Ditto.
 241         (build_constraint_graph): Ditto.
 242         (topo_visit): Ditto.
 243         (solve_graph): Ditto.
 244         (create_variable_info_for): Ditto.
 245         (init_base_vars): Ditto.
 246         (delete_points_to_sets): Free graph, varmap, and complex constraints.
 247         (condese_varmap_nodes): Free complex vector.
 248         (clear_edges_for_node): Clear succs and preds vector.
 249
 250 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
 251
 252         * tree-ssa-structalias.c (update_alias_info): Change counting of
 253         references to not include vdefs.
 254
 255 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
 256
 257         * tree-ssa-alias.c (free_used_part_map): Add missing free.
 258         (up_insert): Ditto.
 259
 260 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 261
 262         * pa.c (pa_commutative_p): Make PLUS commutative when
 263         TARGET_NO_SPACE_REGS is true.
 264
 265 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
 266
 267         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
 268         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
 269         * tree-dfa.c (dump_subvars_for): New.
 270         (debug_subvars_for): New.
 271         (dump_variable): Show subvariables if VAR has them.
 272         * tree-flow-inline.h (get_subvar_at): New.
 273         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
 274         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
 275         Update all users.
 276         (struct subvar): Change fields offset and size to unsigned
 277         HOST_WIDE_INT.
 278         (dump_subvars_for): Declare.
 279         (debug_subvars_for): Declare.
 280         (get_subvar_at): Declare.
 281         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
 282         to unsigned HOST_WIDE_INT *.
 283         (overlap_subvar): Likewise.
 284         * tree-gimple.c (is_gimple_reg): Always return false for
 285         SFTs and memory tags.
 286         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
 287         Update all callers.
 288         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
 289         (compute_may_aliases): Call compute_points_to_sets.
 290         (collect_points_to_info_for): Remove.
 291         (compute_points_to_and_addr_escape): Remove.
 292         (delete_alias_info): Call delete_points_to_sets.
 293         (compute_flow_sensitive_aliasing): If the call to
 294         find_what_p_points_to returns false, call set_pt_anything.
 295         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
 296         (set_pt_anything): Clear pi->pt_vars.
 297         (set_pt_malloc): Remove.
 298         (merge_pointed_to_info): Remove.
 299         (add_pointed_to_expr): Remove.
 300         (add_pointed_to_var): Remove.
 301         (collect_points_to_info_r): Remove.
 302         (is_escape_site): Make extern.
 303         (create_sft): New.
 304         (create_overlap_variables_for): Call it.
 305         * tree-ssa-copy.c (merge_alias_info): Never merge
 306         flow-sensitive alias information.
 307         * tree-ssa-operands.c (get_expr_operands): Adjust variables
 308         offset and size to be unsigned HOST_WIDE_INT.
 309         (add_to_addressable_set): Rename from note_addressable.
 310         Set TREE_ADDRESSABLE as the variables are added to the set.
 311         Update all users.
 312         (add_stmt_operand): Do not try to micro-optimize unmodifiable
 313         operands into VUSEs when adding V_MAY_DEFs for members in an
 314         alias set.
 315         * tree-ssa-operands.h (add_to_addressable_set): Declare.
 316         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
 317         (struct variable_info): Add bitfield is_heap_var.
 318         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
 319         (new_var_info): Initialize is_heap_var.
 320         (get_constraint_for): Add HEAP variables to the symbol table.
 321         Mark them with is_heap_var.
 322         (update_alias_info): New.  Taken mostly from the old
 323         compute_points_to_and_addr_escape.
 324         (handle_ptr_arith): New.
 325         (find_func_aliases): Call update_alias_info.
 326         Call handle_ptr_info for tcc_binary expressions.
 327         Call mark_stmt_modified.
 328         (create_variable_info_for): If DECL has subvars, do not create
 329         variables for its subvars.  Always add all the fields.
 330         (set_uids_in_ptset): If the solution includes ANYOFFSET and
 331         SFTs, then add all the SFTs of the structure.
 332         If VI->DECL is an aggregate with subvariables, add the SFT at
 333         VI->OFFSET.
 334         (find_what_p_points_to): If VI is an artificial variable,
 335         translate to bitfields in SSA_NAME_PTR_INFO.
 336         If the solution is empty, set pi->pt_vars to NULL
 337         (init_base_vars): Create ANYOFFSET.
 338         (compute_points_to_sets): Rename from create_alias_vars.
 339         Make extern.
 340         (pass_build_pta): Remove.
 341         (delete_points_to_sets): Rename from delete_alias_vars.
 342         (pass_del_pta): Remove.
 343         * tree-ssa-structalias.h (struct alias_info): Move from
 344         tree-ssa-alias.h.
 345         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
 346         NUM_REFERENCES_SET): Likewise.
 347         (compute_points_to_sets, delete_points_to_sets): Declare.
 348
 349 2005-07-09  Richard Henderson  <rth@redhat.com>
 350
 351         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
 352         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
 353         alpha_split_lock_test_and_set_12): New functions.
 354         * config/alpha/alpha-protos.h: Update.
 355         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
 356         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
 357         * config/alpha/sync.md (I12MODE): New.
 358         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
 359         (sync_<fetchop_name><I48MODE>): Likewise.
 360         (sync_nand<I48MODE>): Likewise.
 361         (sync_old_<fetchop_name><I48MODE>): Likewise.
 362         (sync_new_<fetchop_name><I48MODE>): Likewise.
 363         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
 364         (sync_compare_and_swap<I48MODE>): Likewise.
 365         (sync_lock_test_and_set<I48MODE>): Likewise.
 366         (sync_compare_and_swap<I12MODE>): New.
 367         (sync_compare_and_swap<I12MODE>_1): New.
 368         (sync_lock_test_and_set<I12MODE>): New.
 369         (sync_lock_test_and_set<I12MODE>_1): New.
 370
 371 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
 372
 373         PR 21356
 374         PR 22332
 375         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
 376
 377 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
 378
 379         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
 380         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
 381
 382 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
 383
 384         PR target/21656
 385         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
 386
 387 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
 388
 389         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
 390         memory_operand constraint.
 391         (store_conditional_<mode>): Same.
 392         (sync_compare_and_swap<mode>): Same.
 393         (sync_lock_test_and_set<mode>): Same.
 394
 395 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
 396
 397         Rewrite PIC support to more closely model actual instructions.
 398         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
 399         (cris_symbol): Remove prototypes for removed functions.
 400         (cris_pic_symbol_type_of, cris_valid_pic_const)
 401         (cris_expand_pic_call_address): Prototypes for new functions.
 402         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
 403         variable.
 404         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
 405         modifiers.
 406         <case ':'>: Add case for new punctuation character.
 407         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
 408         emitting (extra) PIC modifier.
 409         <case UNSPEC>: Do not assert for PLT.
 410         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
 411         (cris_expand_prologue, cris_expand_epilogue): Check
 412         for pic_offset_table_rtx usage instead of taking
 413         current_function_uses_pic_offset_table as the final word.
 414         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
 415         Remove flag_pic difference.
 416         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
 417         the moral equivalents of...
 418         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
 419         functions.
 420         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
 421         (cris_handle_option): Mark ARG as unused.
 422         (cris_expand_pic_call_address): New worker function for "call",
 423         "call_value".
 424         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
 425         output PIC constructs here.
 426         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
 427         as symbol-specific modifers, not whole or part of operands.
 428         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
 429         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
 430         constants and flag_pic.
 431         (CONSTANT_INDEX_P): Adjust for new functions.
 432         (enum cris_pic_symbol_type): New helper type.
 433         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
 434         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
 435         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
 436         define_constants.
 437         ("movsi"): Emit actual instructions for GOT and relative access.
 438         ("*movsi_got_load"): New pattern to set up the register holding
 439         the GOT pointer.
 440         ("*movsi_internal"): Operand 1 is not a plain general_operand.
 441         Adjust FIXME for 'S'.
 442         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
 443         Use "movs" for -fpic cases.
 444         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
 445         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
 446         ("call", "call_value"): Just call cris_expand_pic_call_address for
 447         PIC addresses.
 448         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
 449         Remove special pattern.
 450         ("*expanded_call_side", "*expanded_call_value_side"): New
 451         patterns.
 452         (gotplt-to-plt, gotplt-to-plt-side-call)
 453         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
 454         peephole2:s.
 455         * config/cris/cris/predicates.md
 456         ("cris_general_operand_or_gotless_symbol"): Remove unused
 457         predicate.
 458         ("cris_general_operand_or_symbol"): Adjust for new functions.
 459
 460 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
 461
 462         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
 463
 464 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
 465
 466         * Makefile.in (TREE_H): Add treestruct.def.
 467         (c-decl.o): Add pointer-set.h
 468         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
 469         visibility on regular DECL's.
 470         (merge_decls): Fix the copying of decl nodes of various types for
 471         the new structures.  Don't update RTL, section name, weak status,
 472         etc, on DECL's without RTL.
 473         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
 474         Don't check volatile on non-variable types.
 475         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
 476         to check whether we have seen arguments.
 477         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
 478         flag is checked before field (flag is common, field is not).
 479         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
 480         TS_DECL_COMMON could have an origin.
 481         (add_location_or_const_value_attribute): Don't check section name
 482         on non-var/function decls.
 483         (dwarf2out_var_location): Reverse order of tests.
 484         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
 485         with DECL_WRTL_CHECK.
 486         * expmed.c (make_tree): rtl is now in decl_with_rtl.
 487         * fold-const.c (fold_binary): Don't check weakness on
 488         non-var/function decls.
 489         (tree_expr_nonzero_p): Ditto.
 490         (fold_checksum_tree): Use tree_decl_extra as sizeof
 491         buffer.
 492         * ggc-page.c (extra_order_size_table): Add sizes for
 493         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
 494         tree_field_decl.
 495         * gimplify.c (gimplify_bind_expr): Only set
 496         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
 497         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
 498         without RTL.
 499         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
 500         * langhooks.h (init_ts). New langhook.
 501         * passes.c (rest_of_decl_compilation): Reverse order of tests.
 502         * print-tree.c (print_node): Update to only print fields that
 503         exist in the structures the passed decl has.
 504         * toplev.c (wrapup_global_declarations): Don't reset
 505         DECL_DEFER_OUTPUT on DECL's that don't contain it.
 506         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
 507         * tree-inline.c (remap_decl): Ditto.
 508         * tree-outof-ssa.c (create_temp): Reverse order of tests.
 509         * tree-pretty-print.c (print_declaration): Don't print
 510         DECL_REGISTER on things that don't contain it.
 511         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
 512         non-var/function decls.
 513         * tree.c (tree_contains_struct): New structure.
 514         (init_priority_for_decl): New hashtable.
 515         (tree_int_map): New structure.
 516         (tree_int_map_eq): New function.
 517         (tree_int_map_marked_p): Ditto.
 518         (tree_int_map_hash): Ditto.
 519         (tree_map): Move to tree.h.
 520         (tree_map_eq): Externalize.
 521         (tree_map_hash): Ditto.
 522         (tree_map_marked_p): Ditto.
 523         (init_ttree): Set up tree_contains_struct and call langhook.
 524         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
 525         (tree_code_size): Update for new structures.
 526         (tree_node_structure): Update for new structures.
 527         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
 528         without the field.
 529         (copy_node_stat):  Copy init priority.
 530         (build_decl_stat): Ditto for visibility.
 531         (ts_enum_names): New.
 532         (tree_contains_struct_check_failed): New function.
 533         (decl_init_priority_lookup): Ditto.
 534         (decl_init_priority_insert): Ditto.
 535         * treestruct.def: New file.
 536         * tree.h (CODE_CONTAINS_STRUCT): New macro.
 537         (CONTAINS_STRUCT_CHECK): Ditto.
 538         (tree_contains_struct_check_failed): New prototype.
 539         (DECL_CHECK): Removed.
 540         (DECL_MINIMAL_CHECK): New.
 541         (DECL_COMMON_CHECK): Ditto.
 542         (DECL_WRTL_CHECK): Ditto.
 543         (DECL_NON_COMMON_CHECK): Ditto.
 544         (DECL_WITH_VIS_CHECK): Ditto.
 545         (VAR_OR_FUNCTION_DECL_P): Ditto
 546         (struct tree_decl_minimal): New structure.
 547         (struct tree_decl_common): Ditto.
 548         (struct tree_decl_with_rtl): Ditto.
 549         (struct tree_decl_with_vis): Ditto.
 550         (struct tree_decl_non_common): Ditto.
 551         (struct tree_field_decl): Ditto.
 552         (struct tree_parm_decl): Ditto.
 553         (struct tree_var_decl): Ditto.
 554         (struct tree_function_decl): Ditto.
 555         (struct tree_const_decl): Ditto.
 556         (struct tree_result_decl): Ditto.
 557         (union tree_node): Add new structures.
 558         * var-tracking.c (track_expr_p): Reverse order of tests.
 559
 560         * doc/c-tree.texi: Add documentation on DECL node internal structure.
 561
 562 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
 563
 564         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
 565         * system.h: Poison FINALIZE_PIC.
 566         * doc/tm.texi (FINALIZE_PIC): Remove.
 567
 568 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
 569
 570         PR tree-opt/22329
 571         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
 572         to the correct type if we have a MODIFY_EXPR.
 573
 574 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
 575
 576         PR tree-optimization/22360
 577         * tree.c (upper_bound_in_type): Fix calculations for casting
 578         to a non-wider signed type and casting a signed value to a
 579         wider unsigned type.
 580         (lower_bound_in_type): Fix calculations for casting to a
 581         non-wider signed type.
 582
 583         PR tree-optimization/20139
 584         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
 585         release_defs.
 586         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
 587         fold_cond_expr_cond.
 588         * tree-ssanames.c (release_defs): Assert in_ssa_p.
 589         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
 590
 591 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
 592
 593         PR tree-opt/22356
 594         * tree-complex.c (expand_complex_libcall): Produce
 595         REALPART_EXPR/IMAGPART_EXPR with the correct type.
 596
 597 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
 598
 599         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
 600         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
 601         b" assert and inserted fastpath code for this case.
 602         (bitmap_ior): Removed "a != b" assert.
 603
 604 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
 605
 606         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
 607         (ENDFILE_SPEC): Likewise.
 608         * config/m32r/m32r.h (ASM_SPEC): Likewise.
 609
 610         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
 611         a large stack frame at epilogue.
 612
 613 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
 614
 615         * final.c: Include sdbout.h when required.
 616
 617 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
 618
 619         * config.gcc (*-*-darwin*): Only one target-specific header file
 620         for generic darwin.
 621         (powerpc-*-darwin*): Add version-specific header files.
 622         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
 623         * config.in: Regenerate.
 624         * configure: Regenerate.
 625         * gcc.c: Include xregex.h.
 626         (version_compare_spec_function): New.
 627         (spec_function): Add version-compare.
 628         (replace_outfile_spec_function): Reformat comment.
 629         (compare_version_strings): New.
 630         * config/darwin-c.c (version_as_macro): New.
 631         (builtin_define): New.
 632         (darwin_cpp_builtins): New.
 633         * config/darwin-protos.h (darwin_cpp_builtins): New.
 634         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
 635         (LIB_SPEC): Make unconditional, update comment.
 636         (TARGET_C99_FUNCTIONS): Define.
 637         * config/darwin.opt: Sort.
 638         (mmacosx-version-min=): New.
 639         * config/darwin7.h: Delete.
 640         * config/darwin8.h: Delete.
 641         * config/i386/darwin.h (): Call darwin_cpp_builtins.
 642         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
 643         (TARGET_C99_FUNCTIONS): Define.
 644         * config/rs6000/darwin7.h: New.
 645         * config/rs6000/darwin8.h: New.
 646         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
 647         (-mmacosx-version-min): Document.
 648
 649 2005-07-07  Ian Lance Taylor  <ian@airs.com>
 650
 651         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
 652
 653 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
 654
 655         PR middle-end/22239
 656         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
 657
 658 2005-07-07  Khem Raj  <kraj@mvista.com>
 659
 660         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
 661         in bytes, not words.
 662
 663 2005-07-07  Paul Brook  <paul@codesourcery.com>
 664
 665         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
 666         DEFAULT_FUNCTION_ARG_PADDING to upward.
 667
 668 2005-07-07  Richard Henderson  <rth@redhat.com>
 669
 670         * function.c (locate_and_pad_parm): Record parameter alignment in
 671         stack_alignment_needed.
 672
 673 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
 674
 675         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
 676         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
 677         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
 678         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
 679         (define_attr "type"): Add isync, sync, load_l, store_c.
 680         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
 681         Create scratch volatile MEM.
 682         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
 683         sync.
 684         (load_locked_<mode>): New.
 685         (store_conditional_<mode>): New.
 686         (sync_compare_and_swap<mode>): Replace with splitter.
 687         (sync_lock_test_and_set<mode>): Replace with splitter.
 688         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
 689         and UNSPECV_ISYNC.
 690         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
 691         is ics.  Attribute isync.
 692         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
 693         lwsync.
 694         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
 695         and UNSPECV_SYNC_OP.
 696         (emit_unlikely_jump): New.
 697         (emit_load_locked): New.
 698         (emit_store_conditional): New.
 699         (rs6000_split_compare_and_swap): New.
 700         (rs6000_split_lock_test_and_set): New.
 701         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
 702         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
 703         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
 704         rs6000_split_lock_test_and_set): Declare.
 705         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
 706         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
 707         store_c, isync, sync.
 708
 709 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
 710
 711         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
 712         filenames to gtyp-gen.h.
 713         (s-typ-gen): Use it in place of for loops.
 714
 715 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
 716
 717         * hooks.c (hook_bool_rtx_int_false): New function.
 718         * hooks.h (hook_bool_rtx_int_false): Declare.
 719         * target-def.h (TARGET_COMMUTATIVE_P): Define.
 720         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
 721         * target.h (struct gcc_target): Add commutative_p member.
 722         * targhooks.c (hook_bool_rtx_commutative_p): New function.
 723         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
 724         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
 725         (pa_commutative_p): New function.
 726         * jump.c (target.h): Include.
 727         (rtx_renumbered_equal_p): Use targetm.commutative_p.
 728         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
 729
 730 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
 731
 732         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
 733         (s390_expand_setmem): New.
 734         * config/s390/s390.c: Likewise.
 735         (print_shift_count_operand): Truncate to 12 bits instead of 6.
 736         Adapt comments.
 737         * config/s390/s390.md: ("setmem<mode>"): Accept character as
 738         general_operand.  Call new function "s390_expand_setmem".
 739         ("clrmem_long", "*clrmem_long"): Rewrite to ...
 740         ("setmem_long", "*setmem_long"): ... this.
 741
 742 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
 743
 744         * config/s390/s390.c: (optimization_options): Enable
 745         TARGET_MVCLE at -Os.
 746         * doc/invoke.texi: Document changes in default behaviour.
 747         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
 748
 749 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
 750
 751         * expr.c: (set_storage_via_setmem): Convert opchar to mode
 752         defined by back-end.
 753
 754 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
 755
 756         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
 757         all sets in the pattern.
 758         * config/rs6000/rs6000.md (stack_protect_testsi,
 759         stack_protect_testdi): Likewise.
 760
 761 2005-07-06  Jeff Law  <law@redhat.com>
 762
 763         * tree-vrp.c (simplify_using_ranges): Kill.
 764         (vrp_finalize): Remove call to simplify_using_ranges.
 765         (simplify_stmt_using_ranges): New function extracted from
 766         simplify_using_ranges.
 767         (simplify_div_or_mod_using_ranges): Likewise.
 768         (simplify_abs_using_ranges): Likewise.
 769         (simplify_cond_using_ranges): New function.
 770         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
 771         * tree-ssa-propagate.c (substitute_and_fold): Call
 772         simplify_stmt_using_ranges if we have range information.
 773
 774 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
 775
 776         * config/ia64/ia64.c (ia64_reorg): Check optimize before
 777         ia64_flag_schedule_isns2.
 778
 779         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
 780         reading/writing general registers.
 781         (ia64_function_arg): Revert 2005-06-18 change.
 782
 783 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
 784
 785         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
 786         (legitimize_tls_address): Use gcc_unreachable instead of abort.
 787
 788 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
 789
 790         * function.c (expand_function_end): Revert part of 2005-06-27
 791         patch.  Do sjlj_emit_function_exit_after after return_label.
 792
 793 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
 794
 795         * doc/install.texi (--disable-libssp): New.
 796
 797 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
 798
 799         * doc/invoke.texi: Update -fforce-mem documentation.
 800         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
 801         code for -fforce-mem.
 802         * expmed.c: (store_bit_field,store_fixed_bit_field,
 803         extract_bit_field): Ditto.
 804         * expr.c: (convert_move): Ditto.
 805         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
 806         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
 807         emit_conditional_add,expand_float,expand_fix): Ditto.
 808         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
 809         (common_handle_option): Issue warning when -fforce-mem specified.
 810
 811 2005-07-06  Paul Brook  <paul@codesourcery.com>
 812
 813         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
 814         argument is empty.
 815         * configure: Regenerate.
 816
 817 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
 818
 819         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
 820
 821 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
 822
 823         Fix PR tree-optimization/22319
 824         Fix PR tree-optimization/22140
 825         Fix PR tree-optimization/22310
 826
 827         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
 828         variable sized types.
 829         Use correct type for intermediate structure on *a = *b structure
 830         copies.
 831
 832 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
 833
 834         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
 835         Remove.
 836         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
 837         (machine_function): Move typedef to...
 838         * config/rs6000/rs6000.c (machine_function): ... here.  Add
 839         varargs_save_offset field.
 840         (rs6000_stack_t): Remove varargs_size field.
 841         (setup_incoming_varargs): Allocate varargs save area using
 842         assign_stack_local, try to make it as small as possible.
 843         Save offset from virtual_stack_vars_rtx to the save area
 844         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
 845         instead of magic 8 when fp word byte size is used.
 846         (rs6000_va_start): Use cfun->machine->varargs_save_offset
 847         instead of -RS6000_VARARGS_SIZE.
 848         (rs6000_stack_info, debug_stack_info,
 849         rs6000_initial_elimination_offset): Remove all traces of
 850         varargs_size.
 851         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
 852         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
 853         RS6000_VARARGS_AREA.
 854
 855 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
 856
 857         PR tree-optimization/21963
 858         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
 859         constant_multiple_of in the same way get_computation_cost_at does.
 860
 861 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
 862
 863         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
 864         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
 865         (gen_compare_reg): If sparc_compare_emitted is set, clear it
 866         and return its previous value.
 867         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
 868         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
 869         constants.
 870         (stack_protect_set, stack_protect_test): New expanders.
 871         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
 872         stack_protect_testdi): New insns.
 873         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
 874         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
 875
 876 2005-07-06  Jeff Law  <law@redhat.com>
 877
 878         * tree-ssa-dce.c (cfg_altered): New global.
 879         (tree_dce_init): Initialize cfg_altered.
 880         (remove_dead_stmt): If we remove an edge in the CFG, then set
 881         CFG_ALTERED.
 882         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
 883         the dominators.
 884
 885 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
 886
 887         * Makefile.in (stamp-collect-ld): Use
 888         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
 889         ./collect-ld if it already exists.
 890         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
 891         Don't remove ./nm if it already exists.
 892
 893 2005-07-05  Devang Patel  <dpatel@apple.com>
 894
 895         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
 896         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
 897         * tree-vectorizer.c (vect_loop_location): New.
 898         (vect_print_dump_info): Use vect_loop_location.
 899         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
 900         (vectorize_loops): Set vect_loop_location.
 901         * tree-vect-analyze.c (vect_analyze_offset_expr,
 902         vect_determin_vectorization_factor, vect_analyze_operations,
 903         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
 904         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
 905         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
 906         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
 907         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
 908         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
 909         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
 910         vect_analyze_loop): Adjust vect_print_dump_info API.
 911         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
 912         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
 913         vect_finish_stmt_generation, vectorizable_assignment,
 914         vectorizable_operation, vectorizable_store, vectorizable_load,
 915         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
 916         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
 917         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
 918         vect_transform_loop): Same.
 919         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
 920         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
 921         Same.
 922
 923 2005-07-05  Randolph Chung  <tausq@debian.org>
 924
 925         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
 926         * configure: Regenerate.
 927         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
 928         (pa_tls_referenced_p): Declare.
 929         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
 930         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
 931         (legitimize_tls_address): New.
 932         (hppa_legitimize_address): Handle TLS addresses.
 933         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
 934         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
 935         (emit_move_sequence): Handle TLS addresses.
 936         (pa_encode_section_info): Call default handler to handle common
 937         sections.
 938         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
 939         (CONSTANT_ADDRESS_P): Reject TLS operands.
 940         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
 941         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
 942         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
 943         (UNSPEC_TLSLE): Define new constants.
 944         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
 945         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
 946         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
 947         (tie_symbolic_operand, tle_symbolic_operand): New
 948
 949 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
 950
 951         * aclocal.m4: Update macros for autoconf 2.59 style.
 952         * configure.ac: Likewise.
 953
 954 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 955
 956         * pa.c (function_value): Handle small aggregates on 32-bit targets.
 957         (function_arg): Pass small aggregates in general registers on 32-bit
 958         targets.
 959         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
 960
 961 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
 962
 963         * Makefile.in (final.o): Fix dependencies.
 964
 965 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
 966
 967         PR c/22013
 968         PR c/22098
 969         * langhooks.h (struct lang_hooks): Add expr_to_decl.
 970         * langhooks.c (lhd_expr_to_decl): New.
 971         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
 972         New.
 973         (LANG_HOOKS_INITIALIZER): Update.
 974         * tree.c (recompute_tree_invarant_for_addr_expr): Call
 975         expr_to_decl langhook.
 976         * c-tree.h (c_expr_to_decl): Declare.
 977         * c-typeck.c (c_expr_to_decl): New.
 978         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
 979         specially.
 980         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
 981
 982 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
 983
 984         PR c/22308
 985         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
 986         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
 987
 988 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
 989
 990         * Makefile.in: Adjust dependencies.
 991         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
 992         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
 993         * alias.c (rest_of_handle_cfg, pass_cfg): New.
 994         * bb-reorder.c (duplicate_computed_gotos): Make it static.
 995         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
 996         rest_of_compilation.
 997
 998         * bb-reorder.c (gate_duplicate_computed_gotos,
 999         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
1000         rest_of_handle_reorder_blocks, pass_reorder_blocks,
1001         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
1002         pass_partition_blocks): New.
1003         * bt-load.c (gate_handle_branch_target_load_optimize,
1004         rest_of_handle_branch_target_load_optimize,
1005         pass_branch_target_load_optimize): New.
1006         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
1007         pass_jump2): New.
1008         * cfglayout.c (pass_insn_locators_initialize): New.
1009         * cfgrtl.c (pass_free_cfg): New.
1010         * combine.c (gate_handle_combine, rest_of_handle_combine,
1011         pass_combine): New.
1012         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
1013         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
1014         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
1015         * except.c (pass_set_nothrow_function_flags,
1016         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
1017         pass_rtl_eh): New.
1018         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
1019         rest_of_handle_shorten_branches, pass_shorten_branches,
1020         rest_of_clean_state, pass_clean_state): New.
1021         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1022         rest_of_handle_remove_death_notes, pass_remove_death_notes,
1023         rest_of_handle_life, pass_life, rest_of_handle_flow2,
1024         pass_flow2): New.
1025         * function.c (pass_instantiate_virtual_regs, pass_init_function,
1026         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1027         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1028         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1029         pass_gcse): New.
1030         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1031         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1032         pass_rtl_ifcvt, gate_handle_if_after_combine,
1033         rest_of_handle_if_after_combine, pass_if_after_combine,
1034         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1035         pass_if_after_reload): New.
1036         * integrate.c (pass_initial_value_sets): New.
1037         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1038         pass_purge_lineno_notes): New.
1039         * mode-switching.c (rest_of_handle_mode_switching,
1040         pass_mode_switching): New.
1041         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1042         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1043         pass_loop2): New.
1044         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1045         pass_loop_optimize): New.
1046         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
1047         pass_sms): New.
1048         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
1049         pass_gcse2): New.
1050         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
1051         pass_postreload_cse): New.
1052         * profile.c (gate_handle_profiling, pass_profiling,
1053         rest_of_handle_branch_prob, pass_branch_prob): New.
1054         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
1055         pass_split_before_regstack, gate_handle_split_before_regstack,
1056         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
1057         rest_of_handle_split_all_insns, pass_split_all_insns): New.
1058         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
1059         pass_stack_regs): New.
1060         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
1061         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
1062         pass_stack_adjustments): New.
1063         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
1064         pass_regrename): New.
1065         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
1066         pass_delay_slots, gate_handle_machine_reorg,
1067         rest_of_handle_machine_reorg, pass_machine_reorg): New.
1068         * rtl.h (extern void purge_line_number_notes): New.
1069         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
1070         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
1071         pass_sched2): New.
1072         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
1073         pass_tracer): New.
1074         * value-prof.c (gate_handle_value_profile_transformations,
1075         rest_of_handle_value_profile_transformations,
1076         pass_value_profile_transformations): New.
1077         * var-tracking.c (gate_handle_var_tracking,
1078         pass_variable_tracking): New.
1079         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
1080
1081         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
1082         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
1083         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
1084         rest_of_handle_old_regalloc, rest_of_handle_regrename,
1085         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
1086         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
1087         rest_of_handle_gcse2, rest_of_handle_regmove,
1088         rest_of_handle_tracer, rest_of_handle_if_conversion,
1089         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
1090         rest_of_handle_web, rest_of_handle_branch_prob,
1091         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
1092         rest_of_handle_jump_bypass, rest_of_handle_combine,
1093         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1094         rest_of_handle_gcse, rest_of_handle_loop_optimize,
1095         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
1096         rest_of_handle_mode_switching, rest_of_handle_jump,
1097         rest_of_handle_eh, rest_of_handle_stack_adjustments,
1098         rest_of_handle_flow2, rest_of_handle_jump2,
1099         rest_of_handle_peephole2, rest_of_handle_postreload,
1100         rest_of_handle_shorten_branches, rest_of_clean_state,
1101         rest_of_compilation): Remove.
1102
1103         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
1104         * passes.c (dump_flags, in_gimple_form, all_passes,
1105         all_ipa_passes, all_lowering_passes, register_one_dump_file,
1106         register_dump_files, next_pass_1, last_verified, execute_todo,
1107         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
1108         from tree-optimize.c.
1109         (init_optimization_passes): Moved from tree-optimize.c,
1110         adding the RTL optimizations.
1111         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
1112         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
1113         all_ipa_passes, all_lowering_passes, register_one_dump_file,
1114         register_dump_files, next_pass_1, last_verified, execute_todo,
1115         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
1116         init_tree_optimization_passes, ipa_passes): Delete.
1117         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
1118         the RTL dumps.
1119         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
1120         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
1121         from tree.h.
1122         (ipa_passes): Remove.
1123         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
1124         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
1125         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
1126         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
1127         (dump_info_p, dump_flag): Moved to tree-dump.h.
1128
1129         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
1130         cgraph.c, opts.c.
1131         * passes.c (finish_optimization_passes): Use dump_begin
1132         and dump_end, TDI_end.
1133         (gate_rest_of_compilation): New.
1134         (pass_rest_of_compilation): Use it.
1135         (gate_postreload, pass_postreload): New.
1136         * toplev.c (general_init): Rename init_tree_optimization_passes.
1137         * toplev.h (init_tree_optimization_passes): Rename to
1138         init_optimizations_passes.
1139         * tree-dump.c (dump_flag): Make static.
1140         (dump_files): Remove RTL dumps.
1141         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
1142         pass_cleanup_cfg, pass_free_cfg_annotations,
1143         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
1144         pass_init_datastructures, pass_fixup_cfg): Make non-static.
1145         * tree-pretty-print.c: Include tree-pass.h.
1146         * cgraph.c: Include tree-dump.h.
1147
1148 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
1149
1150         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
1151         Only fall back to saying it points to readonly memory if
1152         we can't do better.
1153
1154 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
1155
1156         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
1157         * config/m32r/m32r.c (m32r_compute_frame_size,
1158         m32r_expand_prologue): Take current_function_profile into
1159         account whenever we reference
1160         current_function_uses_pic_offset_table.
1161         (m32r_finalize_pic): Remove.
1162         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
1163
1164 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
1165
1166         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
1167         instead of $<.  Don't remove ./as if it already exists.
1168
1169 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1170
1171         PR target/21723
1172         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
1173         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
1174         for complex modes when generating code for PA 1.0.
1175         (VALID_FP_MODE_P): New macro.
1176         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
1177         sets for all general and floating point modes.  Align wide floating
1178         point modes to even register boundaries to comply with architectural
1179         requirements.
1180         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
1181         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
1182         (VALID_FP_MODE_P): New macro.
1183         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
1184         sets for all general and floating point modes.  Align wide floating
1185         point modes to even register boundaries to comply with architectural
1186         requirements.
1187
1188 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
1189
1190         * tree-dump.c (dump_files): Initialize dump number for .cgraph
1191         to 0.
1192
1193 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
1194
1195         * tree-ssa-structalias.c: Don't include expr.h.
1196
1197 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
1198
1199         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
1200         comments.
1201
1202 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
1203
1204         Fix PR tree-optimization/22279
1205
1206         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
1207         correct operator.
1208
1209 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
1210
1211         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
1212
1213 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
1214
1215         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
1216         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
1217         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
1218         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
1219         config/stormy16/stormy16.c, config/v850/v850.c,
1220         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
1221         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
1222         Avoid "." or "\n" at end of diagnostics and capital letters at
1223         start of diagnostics.
1224         * combine.c, cse.c: Don't translate dump file output.
1225         * toplev.c (print_version): Only translate output if going to
1226         stderr.
1227
1228 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
1229
1230         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
1231         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
1232         typos.
1233
1234 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1235
1236         * pa.c (fix_range): Fix typo in comment.
1237
1238 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
1239
1240         * tree-vrp.c (extract_range_from_assert): Replace
1241         fold (build (...)) with fold_build2.
1242
1243 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1244
1245         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
1246         gcc_gfc_char_table, init_dynamic_gfc_info): New.
1247         (format_types_orig, handle_format_attribute): Add support for
1248         format "gcc_gfc".
1249
1250 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1251
1252         * varasm.c (assemble_variable): Fix format specifier thinko.
1253
1254 2005-07-03  Ira Rosen  <irar@il.ibm.com>
1255
1256         PR tree-optimization/22029 (and 22135)
1257         * tree-pretty-print.c (dump_generic_node): Check that the node is not
1258         a phi node before calling dump_vops.
1259
1260 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1261
1262         * tree-dump.h (dump_string_field): Declare.
1263         * tree-dump.c: Use it instead of dump_string.
1264         (dump_string_field): Make non-static.
1265
1266 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
1267
1268         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
1269         up the minimal CFG stuff always when optimize > 0.  Call
1270         split_all_insns_noflow in PIC case if needed.
1271
1272 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1273             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
1274
1275         PR c++/18279
1276         * c-decl.c (c_write_global_declarations): Dump contents of
1277         external scope to.
1278         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
1279         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
1280         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
1281         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
1282         is enabled.
1283
1284 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
1285
1286         * c-common.h (GCC_DIAG_STYLE): Define.
1287         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
1288         version for format checking to 4.1.
1289         * c-format.c: Include toplev.h after c-common.h.
1290         (enum format_type): Add gcc_tdiag_format_type.
1291         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
1292         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
1293         (format_types_orig): Add gcc_tdiag.
1294         (init_dynamic_diag_info): Support gcc_tdiag formats.
1295         (handle_format_attribute): Likewise.
1296         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
1297         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
1298         version for format checking to 4.1.
1299         (warning0, warning, error, pedwarn, sorry): Use
1300         ATTRIBUTE_GCC_DIAG.
1301         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
1302         (finish_aliases_1): Do not use %qE.
1303         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
1304         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
1305         Correct format bugs.
1306         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
1307         parameter to unsigned HOST_WIDE_INT.
1308         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
1309
1310 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
1311
1312         PR middle-end/21742
1313         * expr.c (write_complex_part): Use adjust_address for MEM.
1314         (read_complex_part): Same.
1315
1316 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
1317
1318         Fix PR tree-optimization/22280
1319
1320         * tree-sra.c (generate_element_init): Remove useless loop.
1321
1322 2005-07-02  Richard Henderson  <rth@redhat.com>
1323
1324         * config/alpha/alpha.c (alpha_legitimize_address): Check for
1325         TLS_MODEL_NONE.
1326         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
1327
1328 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
1329
1330         PR middle-end/14490
1331         * fold-const.c (fold_binary): Handle the return value of
1332         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
1333         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
1334
1335 2005-07-02  Jeff Law  <law@redhat.com>
1336
1337         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
1338         a eliminate type conversion which feeds an equality comparison
1339         if the original type or either operand in the comparison is a
1340         function pointer.
1341
1342 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
1343
1344         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
1345         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
1346         texts.
1347         * config/avr/avr.c: Do not use '`' as left quote.
1348         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
1349         Remove "." from end of diagnostics.  Make diagnostics start with
1350         lowercase letter.
1351
1352 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
1353             Joseph S. Myers  <joseph@codesourcery.com>
1354
1355         * toplev.c (default_tree_printer): Handle setting location with
1356         '+' flag.
1357         * c-objc.common.c (c_tree_printer): Likewise.
1358         * c-format.c (gcc_diag_flag_specs): Add '+'.
1359         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
1360         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
1361         formats.
1362         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
1363         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
1364         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
1365         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
1366         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
1367         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
1368         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
1369         format arguments where %J is used without %D.
1370
1371 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
1372
1373         * gcc.c (LINK_SSP_SPEC): Define.
1374         (link_ssp_spec): New variable.
1375         (LINK_COMMAND_SPEC): Add %(link_ssp).
1376         (static_specs): Add link_ssp_spec.
1377         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
1378         * configure: Rebuilt.
1379         * config.in: Rebuilt.
1380
1381         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1382         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1383         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1384         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1385         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
1386         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
1387         -0x7008(2) instead of reading __stack_chk_guard variable.
1388         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
1389         number.
1390         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
1391         (stack_protect_set, stack_protect_test): Use *_tls* patterns
1392         if TARGET_THREAD_SSP_OFFSET is defined.
1393         (stack_tls_protect_set_si, stack_tls_protect_set_di,
1394         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
1395
1396         Revert:
1397         2005-06-27  Richard Henderson  <rth@redhat.com>
1398         * libgcc-std.ver (GCC_4.1.0): New.
1399         * libgcc.h (__stack_chk_guard): Declare.
1400         (__stack_chk_fail, __stack_chk_fail_local): Declare.
1401         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
1402         * mklibgcc.in (lib2funcs): Add them.
1403
1404 2005-07-01  Richard Henderson  <rth@redhat.com>
1405
1406         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
1407         void * before struct sigcontext *.
1408         (x86_fallback_frame_state): Likewise.
1409
1410 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
1411
1412         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
1413
1414 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
1415
1416         PR tree-opt/22269
1417         * tree-ssa-reassoc.c (should_transpose): Fix which operand
1418         we check for SSA_NAME for.
1419
1420 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
1421
1422         Fix PR tree-optimization/22071
1423
1424         * tree-ssa-structalias.c (offset_overlaps_with_access): New
1425         function.
1426         (get_constraint_for_component_ref): Use it.
1427
1428 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
1429
1430         PR other/22264
1431         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
1432         print out the last new line.
1433
1434 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
1435
1436         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
1437         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
1438         * config/cris/cris.c (cris_conditional_register_usage): Adjust
1439         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
1440         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
1441         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
1442         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
1443         (enum reg_class): New member CC0_REGS.
1444         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
1445         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
1446         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
1447         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
1448         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1449         Adjust for register now described.
1450
1451 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
1452
1453         PR target/22262
1454         * config/i386/i386.md (stack_protect_test_si,
1455         stack_protect_test_di): Add earlyclobber for scratch 3.
1456         * config/rs6000/rs6000.md (stack_protect_testsi,
1457         stack_protect_testdi): Add earlyclobber for scratch 3,
1458         remove earlyclobber from scratch 4.
1459
1460 Older entries for 2005 can be found in ChangeLog-2005.