gcc/ChangeLog

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