gcc/ChangeLog

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