gcc/ChangeLog.gomp

   1 2006-02-16  Diego Novillo  <dnovillo@redhat.com>
   2
   3         * Mainline merge as of 2006-02-16 (@111136).
   4
   5 2006-02-06  Diego Novillo  <dnovillo@redhat.com>
   6
   7         * Mainline merge as of 2006-02-06 (@110655).
   8
   9 2006-02-02  Diego Novillo  <dnovillo@redhat.com>
  10
  11         * Mainline merge as of 2006-02-02 (@110513).
  12
  13 2006-01-29  Diego Novillo  <dnovillo@redhat.com>
  14
  15         PR 25874
  16         * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
  17         (expand_omp): ... here.
  18         (expand_omp_parallel): Only remove barriers for combined
  19         parallel+workshare constructs.
  20
  21 2006-01-26  Diego Novillo  <dnovillo@redhat.com>
  22
  23         * Mainline merge as of 2006-01-26 (@110255).
  24
  25         * tree-cfg.c (move_block_to_fn): Call
  26         remove_stmt_from_eh_region for each moved statement.
  27
  28 2006-01-18  Diego Novillo  <dnovillo@redhat.com>
  29
  30         * Mainline merge as of 2006-01-18 (@109919).
  31
  32 2006-01-17  Diego Novillo  <dnovillo@redhat.com>
  33
  34         * Mainline merge as of 2006-01-17.
  35
  36 2006-01-16  Aldy Hernandez  <aldyh@redhat.com>
  37
  38         * omp-low.c (build_outer_var_ref): Handle globals.
  39
  40 2006-01-11  Diego Novillo  <dnovillo@redhat.com>
  41
  42         * tree-pass.h (TDF_CHAIN): Define.
  43         * diagnostic.h (debug_tree_chain): Declare.
  44         * tree-pretty-print.c (debug_tree_chain): New.
  45         (print_generic_expr): Handle TDF_CHAIN.
  46         (dump_generic_node): Handle BLOCK.
  47         Do not abort with incomplete SWITCH_EXPRs.
  48         Do not dump body of an OpenMP directive if TDF_SLIM is given.
  49
  50 2006-01-11  Diego Novillo  <dnovillo@redhat.com>
  51
  52         * tree-dump.h (debug_function): Declare.
  53         * tree-cfg.c (set_bb_for_stmt): Do not update the
  54         block-to-labels map if we are currently expanding to RTL.
  55         (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
  56         checks.
  57         Handle IDENTIFIER_NODE.
  58         (tree_verify_flow_info): Do not ICE when emitting error
  59         messages about invalid labels.
  60         (dump_function_to_file): Reset CFUN before emitting the body
  61         of the function.
  62         (debug_function): New.
  63
  64 2006-01-11  Diego Novillo  <dnovillo@redhat.com>
  65
  66         * tree-ssa-dce.c (find_control_dependence): Do not assume that
  67         ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
  68
  69 2005-01-03  Eric Christopher  <echristo@apple.com>
  70
  71         * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
  72         * config/darwin.h (GOMP_SELF_SPECS): Define.
  73
  74 2005-12-08  Jakub Jelinek  <jakub@redhat.com>
  75
  76         PR c/25246
  77         * c-parser.c (c_parser_struct_or_union_specifier,
  78         c_parser_objc_class_instance_variables): Handle #pragma
  79         at struct or class scope.
  80
  81 2005-12-07  Jakub Jelinek  <jakub@redhat.com>
  82
  83         * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Adjust
  84         for 2005-11-27 compare_reg changes.
  85
  86 2005-12-04  Diego Novillo  <dnovillo@redhat.com>
  87
  88         * omp-low.c: Rename build to buildN everywhere.
  89
  90 2005-12-01  Jakub Jelinek  <jakub@redhat.com>
  91
  92         * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
  93         OpenMP directives.
  94
  95 2005-11-29  Jakub Jelinek  <jakub@redhat.com>
  96
  97         * gimplify.c (gimplify_omp_atomic_pipeline): Don't compare return
  98         value from __sync_val_compare_and_swap with NEWIVAL, but with saved
  99         copy of OLDIVAL.
 100
 101 2005-11-21  Diego Novillo  <dnovillo@redhat.com>
 102
 103         * Mainline merge as of 2005-11-21.
 104
 105 2005-11-19  Diego Novillo  <dnovillo@redhat.com>
 106
 107         PR 24849
 108         * omp-low.c (determine_parallel_type): Do not handle OMP_FOR.
 109
 110 2005-11-18  Richard Henderson  <rth@redhat.com>
 111
 112         * gcc.c (include_spec_function): New.
 113         (static_spec_functions): Add it.
 114         (main): Move load of libgomp.spec ...
 115         (LINK_COMMAND_SPEC): ... here.
 116
 117 2005-11-17  Richard Henderson  <rth@redhat.com>
 118
 119         PR 24845
 120         * gcc.c (link_gomp_spec): New.
 121         (static_specs): Include it.
 122         (LINK_COMMAND_SPEC): Add link_gomp.
 123         (GOMP_SELF_SPECS): New.
 124         (driver_self_specs): Include it.
 125         (switch_matches): Don't mark inline.
 126         (main): Load libgomp.spec.
 127
 128 2005-11-18  Jakub Jelinek  <jakub@redhat.com>
 129
 130         * omp-low.c (expand_reduction_clauses): Use PLUS_EXPR operation
 131         for MINUS_EXPR OMP_CLAUSE_REDUCTION_CODE.
 132
 133 2005-11-15  Jakub Jelinek  <jakub@redhat.com>
 134
 135         * gimplify.c (gimplify_expr_in_ctx): Add OMP_CTX_P argument.
 136         Temporarily switch to OMP_CTX_P omp context.
 137         (gimplify_scan_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: In combined
 138         parallel loop, gimplify schedule chunk expression in outer context.
 139         (gimplify_omp_for): For combined parallel loop, gimplify INIT, COND
 140         and INCR expressions in parent omp context.
 141
 142         * c-omp.c (check_omp_for_incr_expr): New function.
 143         (c_finish_omp_for): Use it to check and canonicalize INCR.
 144         Error if lhs of INCR MODIFY_EXPR isn't DECL or if RHS is DECL.
 145         Only look at COND operands after checking its TREE_CODE.
 146
 147 2005-11-14  Diego Novillo  <dnovillo@redhat.com>
 148
 149         Mainline merge as of 2005-11-13.
 150
 151 2005-11-13  Diego Novillo  <dnovillo@redhat.com>
 152
 153         PR 24703
 154         * omp-low.c (determine_parallel_type): Make extern.
 155         Do not return IS_PARALLEL if OMP_FOR_PRE_BODY is set.
 156         (enum omp_parallel_type): Move ...
 157         * tree-gimple.h (enum omp_parallel): ... here.
 158         (determine_parallel_type): Declare.
 159         * gimplify.c (struct gimplify_ctx): Add fields combined_pre_p
 160         and combined_ctxp.
 161         (gimplify_expr_in_ctx): New.
 162         (gimplify_omp_for): Call it if gimplify_ctxp->combined_pre_p
 163         is set.
 164         (gimplify_omp_parallel): Set gimplify_ctxp->combined_pre_p
 165         and gimplify_ctxp->combined_ctxp if this is a combined
 166         parallel+workshare directive.
 167
 168 2005-11-10  Diego Novillo  <dnovillo@redhat.com>
 169
 170         * Makefile.in (c-parser.o): Add dependency on $(TARGET_H)
 171         * c-parser.c: Include target.h.
 172         (c_parser_omp_threadprivate): Emit diagnostic if target does
 173         not support TLS.
 174
 175 2005-11-09  Diego Novillo  <dnovillo@redhat.com>
 176
 177         Mainline merge as of 2005-11-09.
 178
 179 2005-11-09  Jakub Jelinek  <jakub@redhat.com>
 180
 181         * tree-pretty-print.c (dump_omp_clauses): Add pp_space call if
 182         clause is not NULL.
 183         (dump_generic_node) <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
 184         print space after directive name.
 185
 186 2005-11-08  Richard Henderson  <rth@redhat.com>
 187
 188         PR 24703
 189         * omp-low.c (determine_parallel_type): Disable combined parallel
 190         when OMP_FOR_PRE_BODY is not empty.
 191
 192 2005-11-08  Richard Henderson  <rth@redhat.com>
 193             Jakub Jelinek  <jakub@redhat.com>
 194
 195         * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
 196         nodes.  Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
 197         and TYPE_P nodes in its default clause.
 198
 199 2005-11-08  Richard Henderson  <rth@redhat.com>
 200
 201         * tree.def (OMP_CLAUSE_SCHEDULE): Reorder next to the other
 202         one operand clauses.
 203
 204 2005-11-07  Jakub Jelinek  <jakub@redhat.com>
 205
 206         * omp-low.c (scan_omp_parallel): Only optimize empty
 207         parallels if optimize > 0 and only when they don't contain
 208         COPYIN clauses.
 209
 210         * gimplify.c (omp_notice_variable): Call omp_predetermined_sharing
 211         langhook even for DECL_ARTIFICIAL.
 212         * langhooks.c (lhd_omp_predetermined_sharing): Return
 213         OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
 214
 215         * langhooks.h (struct lang_hooks_for_types): Add
 216         omp_firstprivatize_type_sizes hook.
 217         * langhooks.c (lhd_omp_firstprivatize_type_sizes): New function.
 218         * langhooks-def.h (lhd_omp_firstprivatize_type_sizes): New prototype.
 219         (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
 220         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
 221         LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES.
 222         * gimplify.c (omp_firstprivatize_variable): No longer static.
 223         (omp_firstprivatize_type_sizes): Call omp_firstprivatize_type_sizes
 224         langhook.
 225         * tree-gimple.h (omp_firstprivatize_variable): New prototype.
 226
 227 2005-11-07  Diego Novillo  <dnovillo@redhat.com>
 228
 229         * invoke.texi: Document -fopenmp.
 230
 231 2005-11-05  Richard Henderson  <rth@redhat.com>
 232
 233         PR middle-end/24612
 234         * omp-low.c (expand_rec_input_clauses): Set TREE_NO_WARNING for
 235         pass-by-value shared variables.
 236
 237 2005-11-06  Jakub Jelinek  <jakub@redhat.com>
 238
 239         * gimplify.c (enum gimplify_omp_var_data): Add GOVD_DEBUG_PRIVATE.
 240         (omp_add_variable): For shared VLAs set also GOVD_DEBUG_PRIVATE bit
 241         and preserve GOVD_EXPLICIT bit.
 242         (gimplify_adjust_omp_clauses_1): If GOVD_DEBUG_PRIVATE bit is set, also
 243         create OMP_CLAUSE_PRIVATE with OMP_CLAUSE_PRIVATE_DEBUG flag.
 244         (gimplify_adjust_omp_clauses): Likewise.
 245
 246         * omp-low.c (expand_lastprivate_clauses): If var is passed by
 247         reference, dereference new_var.
 248
 249         * tree.h (OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
 250         OMP_CLAUSE_REDUCTION_PLACEHOLDER): Define.
 251         * tree.def (OMP_CLAUSE_REDUCTION): Add 3 extra operands, update
 252         comment.
 253         * gimplify.c (gimplify_scan_omp_clauses): Call omp_add_variable
 254         on OMP_CLAUSE_REDUCTION_PLACEHOLDER, gimplify
 255         OMP_CLAUSE_REDUCTION_{INIT,MERGE} to notice all used variables.
 256         * tree-gimple.h (omp_reduction_init): New prototype.
 257         * omp-low.c (scan_sharing_clauses): Call scan_omp at the end on
 258         OMP_CLAUSE_REDUCTION_{INIT,MERGE}.
 259         (build_reduction_init): Renamed to...
 260         (omp_reduction_init): ... this.  No longer static.  Don't handle
 261         ARRAY_TYPE here.
 262         (array_reduction_init, array_reduction_op): Removed.
 263         (expand_rec_input_clauses): Don't call array_reduction_init,
 264         instead gimplify OMP_CLAUSE_REDUCTION_INIT if non-NULL, in
 265         the second pass.
 266         (expand_reduction_clauses): Don't call array_reduction_op,
 267         instead gimplify OMP_CLAUSE_REDUCTION_MERGE if non-NULL.
 268
 269 2005-11-05  Richard Henderson  <rth@redhat.com>
 270
 271         * gimplify.c (omp_add_variable): Force the use of the size of a
 272         privatize-by-reference variable.
 273
 274 2005-11-02  Jakub Jelinek  <jakub@redhat.com>
 275
 276         * c-typeck.c (c_finish_omp_clauses): New function.
 277         * c-tree.h (c_finish_omp_clauses): New prototype.
 278         * c-parser.c (c_parser_omp_clause_copyin): Don't diagnose
 279         non-threadprivate var here.
 280         (c_parser_omp_all_clauses): If some clause type is not
 281         allowed, don't remove just one of the clauses, but all clauses
 282         added in that loop round.  Call c_finish_omp_clauses.
 283
 284         PR c++/24613
 285         * c-parser.c (c_parser_pragma): Diagnose PRAGMA_OMP_SECTION outside
 286         of PRAGMA_OMP_SECTIONS construct.
 287
 288         * c-parser.c (c_parser_omp_threadprivate): Error if V is automatic
 289         variable or has incomplete type.
 290
 291 2005-11-01  Diego Novillo  <dnovillo@redhat.com>
 292
 293         * omp-low.c (scan_omp_for): Call scan_sharing_clauses after
 294         building list of additional arguments to pass to combined
 295         parallel loop call.
 296
 297 2005-11-01  Jakub Jelinek  <jakub@redhat.com>
 298
 299         * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Copy
 300         MEM_VOLATILE_P flag from MEM to MEMSI.
 301
 302         * tree.h (OMP_CLAUSE_PRIVATE_DEBUG): Define.
 303         * langhooks.h (struct lang_hooks_for_decls): Add
 304         omp_disregard_value_expr and omp_private_debug_clause
 305         hooks.
 306         * hooks.c (hook_bool_tree_bool_false): New function.
 307         * hooks.h (hook_bool_tree_bool_false): New prototype.
 308         * langhooks-def.h (LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
 309         LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE): Define.
 310         (LANG_HOOKS_DECLS): Add them.
 311         * gimplify.c (omp_notice_variable): Change return type to bool.
 312         Return true if DECL_VALUE_EXPR on the decl should be ignored.
 313         (gimplify_var_or_parm_decl): If omp_notice_variable returned
 314         true, disregard DECL_VALUE_EXPR on the decl if any.
 315         (gimplify_adjust_omp_clauses_1): If omp_private_debug_clause
 316         hook returns true, put the DECL into OMP_CLAUSE_PRIVATE
 317         clause with OMP_CLAUSE_PRIVATE_DEBUG flag set.
 318         (gimplify_adjust_omp_clauses): Likewise.
 319         * omp-low.c (fixup_remapped_decl): Add PRIVATE_DEBUG argument.
 320         If PRIVATE_DEBUG, copy/remap DECL_VALUE_EXPR even if it is not
 321         variable-length.
 322         (scan_sharing_clauses, scan_omp_nested): Adjust caller.
 323         (expand_rec_input_clauses): Ignore OMP_CLAUSE_PRIVATE
 324         with OMP_CLAUSE_PRIVATE_DEBUG flag set.
 325
 326 2005-11-01  Diego Novillo  <dnovillo@redhat.com>
 327
 328         * omp-low.c (create_omp_child_function): Call expr_only to
 329         determine if the loop contains a single statement.
 330         * tree-iterator.c (expr_only): Clarify comment.
 331         * c-parser.c (c_parser_omp_all_clauses): Use OMP_CLAUSE_CHAIN
 332         instead of TREE_CHAIN.
 333
 334 2005-11-01  Diego Novillo  <dnovillo@redhat.com>
 335
 336         * tree.c (empty_body_p): New.
 337         * tree.h (empty_body_p): Declare.
 338         * omp-low.c (scan_omp_parallel): Replace empty parallel
 339         directives with an empty statement.
 340
 341 2005-11-01  Jakub Jelinek  <jakub@redhat.com>
 342
 343         * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): If
 344         the requested byte or half-word hasn't been changed, but the surrounding
 345         bytes changed, try again.
 346
 347         * config/sparc/sync.md: New file.
 348         * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
 349         UNSPECV_LDSTUB): New constants.
 350         * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
 351         * config/sparc/predicates.md (memory_reg_operand): New predicate.
 352         * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
 353         prototype.
 354
 355 2005-11-01  Diego Novillo  <dnovillo@redhat.com>
 356
 357         * c-omp.c (c_split_parallel_clauses): Do not handle
 358         OMP_CLAUSE_NOWAIT.
 359         * c-parser.c (c_parser_omp_all_clauses): When emitting an
 360         error message, remove the invalid clause from the list.
 361
 362 2005-11-01  Diego Novillo  <dnovillo@redhat.com>
 363
 364         * omp-low.c (determine_parallel_type): Fix thinko in handling
 365         of statically scheduled loops.
 366
 367 2005-11-01  Diego Novillo  <dnovillo@redhat.com>
 368
 369         * omp-low.c (enum omp_parallel_type): Declare.
 370         (struct omp_context): Remove field 'is_parallel'.
 371         Update users.
 372         Add fields 'parallel_type', 'parallel_start_ix' and
 373         'parallel_start_additional_args'.
 374         (is_in_combined_parallel_ctx): New.
 375         (determine_parallel_type): New.
 376         (scan_omp_parallel): Call it.
 377         Initialize new fields in struct omp_context.
 378         (extract_omp_for_data): Extract from ...
 379         (expand_omp_for_1): ... here.
 380         Call extract_omp_for_data.
 381         (scan_omp_for): If scanning a combined parallel loop, extract
 382         bounds, step and chunk size.
 383         Call extract_omp_for_data.
 384         (scan_omp): Use ctx->parallel_start_ix to retrieve the
 385         appropriate parallel start call.
 386         (build_parallel_call): Document.
 387         (expand_omp_for_generic): Re-arrange to support combined
 388         parallel loops.
 389         (expand_omp_sections): Likewise.
 390
 391 2005-10-31  Diego Novillo  <dnovillo@redhat.com>
 392
 393         Mainline merge (gomp-merge-20051031).
 394
 395 2005-10-31  Richard Henderson  <rth@redhat.com>
 396
 397         * omp-low.c (build_receiver_ref): Lookup receiver field again.
 398         (build_outer_var_ref): Don't remap types here.
 399         (install_var_field): Assert no duplicate fields.
 400         (install_var_local): Rename from install_var_new; do
 401         omp_copy_decl_1 here.
 402         (install_var_private, install_var_shared): Remove.
 403         (fixup_remapped_decl): Rename from fixup_variable_sized.  Remap
 404         types of all decls seen.
 405         (is_private_var): Remove.
 406         (fixup_child_record_type): New.
 407         (scan_sharing_clauses): Always run second pass for
 408         fixup_remapped_decl; use install_var_local.
 409         (create_omp_child_function): Make the passed-as argument type
 410         be void*.
 411         (scan_omp_parallel): Call fixup_child_record_type.
 412         (scan_omp_for): Don't privatize iterator variable here.
 413         (expand_rec_input_clauses): Handle variable sized reference vars.
 414         Set DECL_VALUE_EXPR for shared variables.
 415         (expand_omp_parallel): Expand body after expand_rec_input_clauses.
 416         (expand_omp_single): Likewise.
 417         * tree-nested.c (struct nesting_info): Add field_map,
 418         suppress_expansion, debug_var_chain.
 419         (create_nesting_tree): Initialize them.
 420         (lookup_field_for_decl): Use field_map.
 421         (get_nonlocal_debug_decl, get_local_debug_decl): New.
 422         (convert_nonlocal_reference, convert_local_reference): Use them.
 423         Honor suppress_expansion; set it for OMP statements.
 424         (convert_nonlocal_omp_clauses): Fill in suppress_expansion.
 425         (convert_local_omp_clauses): Similarly.
 426         (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
 427
 428 2005-10-31  Richard Henderson  <rth@redhat.com>
 429
 430         * tree-pretty-print.c (print_declaration): Dump DECL_VALUE_EXPR.
 431         * print-tree.c (print_node): Likewise.
 432
 433 2005-10-31  Diego Novillo  <dnovillo@redhat.com>
 434
 435         * c-omp.c (c_split_parallel_clauses): Ignore OMP_CLAUSE_NOWAIT.
 436         * c-parser.c (c_parser_omp_parallel): Do not allow 'nowait' in
 437         combined parallel+workshare directives.
 438         omp-builtins.def: Add comments warning about ordering of some
 439         builtins.
 440
 441 2005-10-31  Aldy Hernandez  <aldyh@redhat.com>
 442
 443         PR gomp/24505
 444         * c-omp.c (c_finish_omp_for): Canonicalize condition.
 445
 446 2005-10-31  Richard Henderson  <rth@redhat.com>
 447
 448         * langhooks.h (omp_clause_default_ctor): Add clause argument.
 449         (omp_clause_copy_ctor, omp_clause_assign_op): Likewise.
 450         (omp_clause_dtor): Likewise.
 451         * langhooks-def.h: Update to match.
 452         * langhooks.c (lhd_omp_assignment): Likewise.
 453         * hooks.c (hook_tree_tree_null): Remove.
 454         (hook_tree_tree_tree_null): New.
 455         * hooks.h: Update to match.
 456         * omp-low.c (expand_rec_input_clauses): Add new lang_hook arguments.
 457         (expand_lastprivate_clauses, expand_copyprivate_clauses): Likewise.
 458         * gimplify.c (GOVD_EXPLICIT, GOVD_DATA_SHARE_CLASS): New.
 459         (omp_add_variable): Gracefully handle errors.
 460         (omp_notice_variable): Likewise.
 461         (gimplify_scan_omp_clauses): Rename from
 462         gimplify_deconstruct_omp_clauses; don't remove nodes; use
 463         GOVD_EXPLICIT.
 464         (gimplify_adjust_omp_clauses_1): Rename from
 465         gimplify_reconstruct_omp_clauses_1; don't do anything for
 466         EXPLICIT or LOCAL variables; remove LASTPRIVATE special case.
 467         (gimplify_adjust_omp_clauses): Rename from
 468         gimplify_reconstruct_omp_clauses; prefer updates to creation.
 469
 470 2005-10-30  Jakub Jelinek  <jakub@redhat.com>
 471
 472         * omp-low.c (tmp_ompfn_id_num): New variable.
 473         (create_omp_child_function_name): New function.
 474         (create_omp_child_function): Use it.
 475
 476 2005-10-28  Jakub Jelinek  <jakub@redhat.com>
 477
 478         * omp-low.c (expand_rec_input_clauses): If any COPYIN copying is done
 479         by reference, emit GOMP_barrier () call at the end of the COPYIN
 480         sequence.
 481
 482         * c-parser.c (c_parser_omp_threadprivate): If DECL_RTL_SET_P,
 483         call make_decl_rtl again so that encode_section_info can update
 484         SYMBOL_REF's flags.
 485
 486 2005-10-26  Jakub Jelinek  <jakub@redhat.com>
 487
 488         PR c++/24512
 489         * c-common.h (c_finish_omp_for): Add PRE_BODY argument.
 490         * c-omp.c (c_finish_omp_for): Likewise.  Set OMP_FOR_PRE_BODY
 491         to that argument.
 492         * c-parser.c (c_parser_omp_for_loop): Adjust c_finish_omp_for
 493         caller.
 494
 495 2005-10-25  Diego Novillo  <dnovillo@redhat.com>
 496
 497         Mainline merge (gomp-merge-20051025).
 498
 499 2005-10-24  Jakub Jelinek  <jakub@redhat.com>
 500
 501         * tree-nested.c (convert_nonlocal_reference): Handle OMP_MASTER and
 502         OMP_ORDERED.  Merge several OMP_* cases together by using OMP_CLAUSES
 503         and OMP_BODY macros.
 504         (convert_local_reference): Likewise.
 505
 506 2005-10-24  Diego Novillo  <dnovillo@redhat.com>
 507
 508         Mainline merge (gomp-merge-20051023).
 509
 510 2005-10-23  Richard Henderson  <rth@redhat.com>
 511
 512         * gimplify.c (GOVD_SPECIALPRIVATE, GOVD_GLOBAL): Remove.
 513         (GOVD_LASTPRIVATE, GOVD_REDUCTION): New.
 514         (gimplify_deconstruct_omp_clauses): Use them.
 515         (omp_add_variable): Don't elide decls with constructors.
 516         (omp_notice_variable): Restrict SEEN propagation block to PRIVATE.
 517         (gimplify_reconstruct_omp_clauses_1): Rebuild LASTPRIVATE clauses.
 518         * hooks.h, hooks.c (hook_tree_tree_null): New.
 519         * langhooks-def.h (lhd_omp_assignment): Declare.
 520         (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): New.
 521         (LANG_HOOKS_OMP_CLAUSE_COPY_CTOR): New.
 522         (LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP): New.
 523         (LANG_HOOKS_OMP_CLAUSE_DTOR): New.
 524         (LANG_HOOKS_DECLS): Add them.
 525         * langhooks.c (lhd_omp_assignment): New.
 526         * langhooks.h (struct lang_hooks_for_decls): Add omp_clause_dtor,
 527         omp_clause_default_ctor, omp_clause_assign_op, omp_clause_copy_ctor.
 528         * omp-low.c (build_outer_var_ref): Remap the type to the inner context.
 529         (scan_sharing_clauses): Use OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE.
 530         (build_modify_expr): Remove.
 531         (expand_rec_input_clauses): Use new langhooks; return a dtor sequence;
 532         avoid copyin sequence for the master.
 533         (expand_lastprivate_clauses): Use omp_clause_assign_op.
 534         (expand_copyprivate_clauses): Likewise.
 535         (expand_send_clauses): USe OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE.
 536         (expand_omp_parallel): Emit dtor sequence.
 537         (expand_omp_for_1, expand_omp_sections): Likewise.
 538         (expand_omp_single_copy): Move expand_rec_input_clauses call ...
 539         (expand_omp_single): ... here.  Emit dtor sequence.
 540         * tree.h (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): New.
 541
 542 2005-10-21  Richard Henderson  <rth@redhat.com>
 543
 544         * gimplify.c (gimplify_case_label_expr): Don't crash if the
 545         case_labels vector is in an outer context.
 546         * omp-low.c (diagnose_sb_1): Fix paste-o.
 547
 548 2005-10-21  Richard Henderson  <rth@redhat.com>
 549
 550         * tree.def (OMP_FOR): Increase size.
 551         * tree.h (OMP_FOR_PRE_BODY): New.
 552         * gimplify.c (gimplify_omp_for): Use OMP_FOR_PRE_BODY for pre-queue
 553         for the INIT, COND, or INCR expressions.
 554         * omp-low.c (scan_omp_for): Scan OMP_FOR_PRE_BODY.
 555         (scan_omp_nested): Likewise.
 556         (expand_omp_for_1): Expand OMP_FOR_PRE_BODY.
 557         (diagnose_sb_1, diagnose_sb_2): Scan all OMP_FOR fields.
 558         * tree-pretty-print.c (dump_generic_node) <OMP_FOR>: Handle
 559         printing OMP_FOR_PRE_BODY.
 560
 561 2005-10-21  Richard Henderson  <rth@redhat.com>
 562
 563         * omp-low.c (scan_omp_nested) <OMP_CLAUSE_PRIVATE>: Replace
 564         OMP_CLAUSE_DECL with the new private decl.  Use a tree list
 565         for fixing up the variable sized decls.
 566
 567 2005-10-22  Jakub Jelinek  <jakub@redhat.com>
 568
 569         * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
 570         before the switch, but just in the 2 places that need it.
 571
 572 2005-10-21  Richard Henderson  <rth@redhat.com>
 573
 574         * omp-low.c: Include except.h.
 575         (create_omp_child_function): Call pushdecl on the new function.
 576         (scan_omp_parallel): Make the TYPE_NAME a TYPE_DECL.
 577         (scan_omp_single): Likewise.
 578         (maybe_catch_exception): New.
 579         (expand_omp_parallel, expand_omp_for, expand_omp_sections,
 580         expand_omp_single, expand_omp_master, expand_omp_ordered,
 581         expand_omp_critical): Call it.
 582
 583 2005-10-21  Diego Novillo  <dnovillo@redhat.com>
 584
 585         PR 24455
 586         * c-tree.h (C_DECL_THREADPRIVATE_P): Define.
 587         * c-parser.c (c_parser_omp_threadprivate): Set.
 588         Do not error out if C_DECL_THREADPRIVATE_P is set already.
 589         * c-decl.c (diagnose_mismatched_decls): Do not check for
 590         mismatched thread-local attributes when OLDDECL is marked
 591         threadprivate and NEWDECL has no thread-local attributes.
 592         (merge_decls): Merge C_DECL_THREADPRIVATE_P.
 593
 594 2005-10-21  Jakub Jelinek  <jakub@redhat.com>
 595
 596         * omp-low.c (expand_omp_critical): Use splay_tree_new_ggc instead of
 597         splay_tree_new to create critical_name_mutexes.
 598
 599 2005-10-20  Richard Henderson  <rth@redhat.com>
 600
 601         * c-decl.c (c_gimple_diagnostics_recursively): Rename from
 602         c_warn_unused_result_recursively.  Invoke
 603         diagnose_omp_structured_block_errors.
 604         * omp-low.c (scan_omp_1): Don't handle LABEL_EXPR.
 605         (expand_omp_1): Don't handle GOTO_EXPR or RETURN_EXPR.
 606         (expand_omp): Don't request RETURN_EXPRs.
 607         (execute_lower_omp): Don't alloc or destroy all_labels.
 608         (diagnose_sb_0, diagnose_sb_1, diagnose_sb_2): New.
 609         (diagnose_omp_structured_block_errors): New.
 610         * tree-gimple.h (diagnose_omp_structured_block_errors): Declare.
 611
 612 2005-10-20  Richard Henderson  <rth@redhat.com>
 613
 614         * c-parser.c (c_parser_omp_for_loop): Install the continue label,
 615         if one was generated.
 616         * c-typeck.c (c_finish_bc_stmt): Diagnose break within omp for.
 617
 618 2005-10-20  Jakub Jelinek  <jakub@redhat.com>
 619
 620         * tree-pretty-print.c (dump_generic_node): Handle OMP_MASTER and
 621         OMP_ORDERED.  Handle printing of OMP_BODY just in one place,
 622         goto dump_omp_body in the rest of OMP_* nodes that have OMP_BODY.
 623
 624 2005-10-20  Richard Henderson  <rth@redhat.com>
 625
 626         * Makefile.in (omp-low.o): Update dependencies.
 627         (GTFILES): Add omp-low.c.
 628         (s-gtype): Add gt-omp-low.h.
 629         * c-common.h (c_finish_omp_master, c_finish_omp_ordered): Update.
 630         * c-omp.c (c_finish_omp_master): Use OMP_MASTER, return the stmt.
 631         (c_finish_omp_ordered): Similarly with OMP_ORDERED.
 632         * c-parser.c (c_parser_omp_critical): Return the stmt.
 633         (c_parser_omp_master, c_parser_omp_ordered): Likewise.
 634         (c_parser_omp_construct): Set the locus on them.
 635         * gimplify.c (gimplify_omp_sections): Remove.
 636         (gimplify_omp_workshare): Rename from gimplify_omp_single;
 637         handle any clause+body workshare construct.
 638         (critical_name_mutexes, gimplify_omp_critical): Move to omp-low.c.
 639         (gimplify_expr): Use gimplify_omp_workshare.  Handle OMP_MASTER
 640         and OMP_ORDERED.
 641         * omp-low.c: Don't include except.h; do include ggc.h.
 642         (scan_omp_1): Handle OMP SECTION, MASTER, ORDERED, CRITICAL.
 643         (expand_omp_sections): Lookup the context for the OMP_SECTION.
 644         (expand_omp_master, expand_omp_ordered): New.
 645         (critical_name_mutexes, expand_omp_critical): Move from gimplify.c.
 646         (expand_omp_1): Call them.  Handle RETURN_EXPR.
 647         (expand_omp): Set want_return_expr.
 648         * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
 649         OMP_ORDERED, OMP_CRITICAL.
 650         * tree-gimple.h (struct walk_stmt_info): Add want_return_expr.
 651         * tree-nested.c (walk_stmts): Honor it.
 652         * tree.def (OMP_MASTER, OMP_ORDERED): New.
 653         * tree.h (OMP_MASTER_BODY, OMP_ORDERED_BODY): New.
 654
 655 2005-10-19  Richard Henderson  <rth@redhat.com>
 656
 657         * omp-low.c (struct omp_context): Add depth.
 658         (new_omp_context): Set it.
 659         (all_labels): New.
 660         (execute_lower_omp): Allocate and delete it.
 661         (scan_omp_1): Fill it in.
 662         (expand_omp_1): Check for goto that cross contexts.
 663         (expand_omp): Set want_locations.
 664
 665 2005-10-19  Richard Henderson  <rth@redhat.com>
 666
 667         * omp-low.c (expand_omp_1) <INDIRECT_REF>: Fix thinko in
 668         expand_regimplify the operand.
 669
 670 2005-10-18  Diego Novillo  <dnovillo@redhat.com>
 671
 672         * omp-low.c (use_pointer_for_field): Fix thinko in
 673         handling of TREE_ADDRESSABLE decls.
 674
 675 2005-10-18  Diego Novillo  <dnovillo@redhat.com>
 676
 677         * omp-low.c (use_pointer_for_field): Return true for
 678         TREE_ADDRESSABLE decls.
 679
 680 2005-10-18  Jakub Jelinek  <jakub@redhat.com>
 681
 682         * langhooks.h (struct lang_hooks_for_decls): Add
 683         omp_predetermined_sharing hook.
 684         * langhooks.c (lhd_omp_predetermined_sharing): New function.
 685         * langhooks-def.h (lhd_omp_predetermined_sharing): New prototype.
 686         (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Define.
 687         (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_PREDETERMINED_SHARING.
 688         * gimplify.c (omp_notice_variable): Only return immediately
 689         if a global var is DECL_THREAD_LOCAL_P.  Use
 690         omp_predetermined_sharing langhook.
 691         (gimplify_reconstruct_omp_clauses_1): Do not add global vars
 692         into OMP_CLAUSE_SHARED clause.
 693         * c-common.h (c_omp_predetermined_sharing): New prototype.
 694         * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
 695         * c-omp.c (c_omp_predetermined_sharing): New function.
 696         * omp-low.c (scan_sharing_clauses): Handle const shared scalar
 697         vars as if they were firstprivate.
 698
 699         * langhooks.c (lhd_omp_privatize_by_reference): Remove.
 700         * langhooks-def.h (lhd_omp_privatize_by_reference): Remove prototype.
 701         (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Use hook_bool_tree_false
 702         instead.
 703
 704 2005-10-18  Richard Henderson  <rth@redhat.com>
 705
 706         * c-omp.c (c_finish_omp_critical): Use make_node and accessors
 707         instead of build.
 708         * c-parser.c (c_parser_omp_single): Likewise.
 709         * tree.c (tree_range_check_failed): New.
 710         * tree.def: Update comments around omp codes.
 711         * tree.h (TREE_RANGE_CHECK): New.
 712         (OMP_BODY, OMP_CLAUSES): New.
 713         (OMP_PARALLEL_BODY, OMP_PARALLEL_CLAUSES, OMP_FOR_BODY,
 714         OMP_FOR_CLAUSES, OMP_FOR_INIT, OMP_FOR_COND, OMP_FOR_INCR,
 715         OMP_SECTIONS_BODY, OMP_SECTIONS_CLAUSES, OMP_SINGLE_BODY,
 716         OMP_SINGLE_CLAUSES, OMP_CRITICAL_BODY, OMP_CRITICAL_NAME): Renumber
 717         arguments to canonical form.
 718         (OMP_CLAUSE_CHAIN, OMP_CLAUSE_DECL): Add checking.
 719
 720         * omp-low.c (struct omp_context): Add is_nested.
 721         (fixup_variable_sized): Split out of...
 722         (scan_sharing_clauses): ... here.  Avoid unnecessary indirection.
 723         (omp_copy_decl): Don't remap global variables.
 724         (scan_omp_nested): New.
 725         (scan_omp_1): Use it.
 726         (expand_omp_1): Avoid walking nested contexts.  Regimplify
 727         INDIRECT_REF properly.
 728
 729 2005-10-18  Jakub Jelinek  <jakub@redhat.com>
 730
 731         * langhooks.h (struct lang_hooks_for_decls): Add
 732         omp_privatize_by_reference hook.
 733         * langhooks-def.h (lhd_omp_privatize_by_reference): New prototype.
 734         (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Define.
 735         (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE.
 736         * langhooks.c (lhd_omp_privatize_by_reference): New function.
 737         * omp-low.c (is_reference): Call omp_privatize_by_reference
 738         langhook.
 739
 740 2005-10-17  Richard Henderson  <rth@redhat.com>
 741
 742         * gimplify.c (gimplify_omp_for): Canonicalize the operand order
 743         wrt PLUS.
 744
 745 2005-10-16  Diego Novillo  <dnovillo@redhat.com>
 746
 747         Mainline merge (gomp-merge-20051016).
 748
 749 2005-10-15  Jakub Jelinek  <jakub@redhat.com>
 750
 751         * omp-low.c (build_reduction_init): Use array member type for arrays.
 752         Handle NE_EXPR and EQ_EXPR.  Handle floating point MAX_EXPR/MIN_EXPR
 753         initialization.
 754         (array_reduction_init): New function.
 755         (expand_rec_input_clauses): Use it.
 756         (array_reduction_op): New function.
 757         (expand_reduction_clauses): Use it.
 758
 759 2005-10-14  Richard Henderson  <rth@redhat.com>
 760
 761         * gimplify.c (enum gimplify_omp_var_data): New.
 762         (struct gimplify_omp_ctx, gimplify_omp_ctxp): New.
 763         (splay_tree_compare_decl_uid): New.
 764         (new_omp_context, delete_omp_context): New.
 765         (gimple_add_tmp_var): Call omp_add_variable.
 766         (gimplify_bind_expr): Likewise.
 767         (omp_firstprivatize_variable, omp_firstprivatize_type_sizes): New.
 768         (omp_add_variable, omp_notice_variable, omp_is_private): New.
 769         (gimplify_deconstruct_omp_clauses): New.
 770         (gimplify_reconstruct_omp_clauses_1): New.
 771         (gimplify_reconstruct_omp_clauses): New.
 772         (gimplify_omp_parallel): Use them.
 773         (gimplify_omp_for): Likewise.
 774         (gimplify_omp_sections, gimplify_omp_single): New.
 775         (gimplify_expr): Call omp_notice_variable.
 776         * omp-low.c (is_variable_sized, is_reference): New.
 777         (omp_copy_decl_2): Don't set DECL_ABSTRACT_ORIGIN.
 778         (build_outer_var_ref): Handle variable sized and reference types here.
 779         (install_var_private): Use is_reference.
 780         (omp_copy_decl): Don't handle defaults.  Return error_mark_node for
 781         any decl not remapped.
 782         (scan_sharing_clauses): Handle variable sized types.
 783         (create_omp_child_function): Set DECL_ARTIFICIAL on the argument.
 784         (build_modify_expr): New.
 785         (expand_rec_input_clauses): Handle variable sized types.
 786         (expand_lastprivate_clauses): Use build_modify_expr.
 787         (expand_reduction_clauses): Don't explicitly handle references.
 788         (expand_copyprivate_clauses): Use is_reference.
 789         (expand_send_clauses): Handle variable sized types.
 790         (build_parallel_call): Use EQ_EXPR instead of invert_truthvalue.
 791         (expand_omp_1): Do nothing for omp forms if no context.
 792         * tree-inline.c (remap_decl): Early exit if copy produces a
 793         non-decl.
 794         * tree-nested.c (walk_body): Split out of walk_function.
 795         (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
 796         (convert_nonlocal_reference): Handle omp statements.
 797         (convert_local_reference): Likewise.
 798         (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
 799         (unnest_nesting_tree): New.
 800         (lower_nested_functions): Call it.
 801         * tree-pretty-print.c (dump_omp_clauses): Don't use dump_decl_name
 802         directly.
 803
 804 2005-10-12  Richard Henderson  <rth@redhat.com>
 805
 806         * c-omp.c (c_finish_omp_critical): Return statement.
 807         (c_finish_omp_for): Accept explicit incoming locus.  Be careful
 808         with expressions with no locus.
 809         * c-common.h: Update.
 810         * c-parser.c (c_parser_omp_for_loop): Pass for locus to
 811         c_finish_omp_for.  Don't build a compound statement here.
 812         * c-omp (fopenmp): Accept for C++ and ObjC/++.
 813
 814 2005-10-12  Jakub Jelinek  <jakub@redhat.com>
 815
 816         * omp-low.c (expand_omp_for_1): Default to chunk size 1 unless
 817         static or runtime schedule.
 818
 819         * omp-low.c (omp_copy_decl_2): New function.
 820         (omp_copy_decl_1): Use it.
 821         (install_var_private): Handle REFERENCE_TYPE private variables.
 822         (build_reduction_init): Add type argument.
 823         (expand_rec_input_clauses): Expand initializers of context block
 824         variables.  Handle REFERENCE_TYPE variables.  Adjust
 825         build_reduction_init caller.
 826         (expand_reduction_clauses, expand_copyprivate_clauses,
 827         expand_send_clauses): Handle REFERENCE_TYPE variables.
 828
 829 2005-10-11  Jakub Jelinek  <jakub@redhat.com>
 830
 831         * omp-low.c (expand_rec_input_clauses): Fix a typo.
 832
 833         * omp-low.c (expand_reduction_clauses): If there is just
 834         one reduction clause, expand it as OMP_ATOMIC instead of
 835         using a lock.  Use GOMP_atomic_{start,end} instead of
 836         GOMP_critical_{start,end}.
 837
 838         * tree-pretty-print.c (dump_omp_clauses): Handle OMP_CLAUSE_DEFAULT.
 839         (op_symbol_1): Handle MAX_EXPR and MIN_EXPR.
 840
 841 2005-10-11  Richard Henderson  <rth@redhat.com>
 842
 843         * c-pragma.h (enum pragma_kind): Add PRAGMA_GCC_PCH_PREPROCESS.
 844         * c-pragma.c (c_register_pragma_1): Assert id in range of the
 845         field used by the c++ front end.
 846         (init_pragma): Register GCC pch_preprocess as an internal pragma.
 847         * c-pch.c (c_common_pch_pragma): Take name argument.  Don't do the
 848         actual lexing of this pragma here.
 849         * c-common.h (c_common_pch_pragma): Update.
 850         * c-parser.c (c_parser_pragma): Handle PRAGMA_GCC_PCH_PREPROCESS.
 851         (c_parser_pragma_pch_preprocess): New.
 852         (c_parse_file): Call it.
 853
 854 2005-10-11  Richard Henderson  <rth@redhat.com>
 855
 856         * c-common.c (enum c_builtin_type): Move to top-level from
 857         c_common_nodes_and_builtins enum builtin_type.
 858         (builtin_types): Move from c_common_nodes_and_builtins.
 859         (def_fn_type): New.
 860         (c_common_nodes_and_builtins): Use it.
 861         (def_builtin_1): Check for error_mark_node.
 862
 863 2005-10-10  Richard Henderson  <rth@redhat.com>
 864
 865         * omp-low.c (install_var_field): Set DECL_ABSTRACT_ORIGIN.
 866         (delete_omp_context): Clear it again.
 867         (expand_send_shared_vars_1): Merge into ...
 868         (expand_send_shared_vars): ... here.  Iterate over the record
 869         fields, instead of over the splay tree.
 870
 871 2005-10-10  Jakub Jelinek  <jakub@redhat.com>
 872
 873         * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
 874         (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
 875         * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
 876         * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
 877         (doublemodesuffix, DCASHMODE): New mode attrs.
 878         (sync_compare_and_swap<mode>): Change into expand, use CASMODE
 879         instead of IMODE, if mode is wider than a word, expand into
 880         sync_double_compare_and_swap*.
 881         (*sync_compare_and_swap<mode>): New insn.
 882         (sync_double_compare_and_swap<mode>): Likewise.
 883         (*sync_double_compare_and_swapdi_pic): Likewise.
 884         (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
 885         mode is wider than a word, expand into
 886         sync_double_compare_and_swap_cc*.
 887         (sync_double_compare_and_swap_cc<mode>): New insn.
 888         (*sync_double_compare_and_swap_ccdi_pic): Likewise.
 889         * sync-builtins.def (BUILT_IN_FETCH_AND_ADD_16,
 890         BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
 891         BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
 892         BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
 893         BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
 894         BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
 895         BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
 896         BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
 897         BUILT_IN_LOCK_RELEASE_16): New builtins.
 898         * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
 899         BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
 900         * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
 901         mode_for_size.
 902         (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
 903         * c-common.c (sync_resolve_size): Handle also 128 bit sync builtins.
 904         * gimplify.c (gimplify_omp_atomic): Also support 128 bit atomic.
 905         Only use __sync_* builtins if memory is sufficiently aligned.
 906
 907 2005-10-10  Richard Henderson  <rth@redhat.com>
 908
 909         * Makefile.in (GTFILES): Add c-pragma.h.
 910         * c-lex.c (pragma_lex): Remove.
 911         * c-parser.c (enum pragma_omp_kind): Move to c-pragma.h.
 912         (c_parse_init): Move omp pragma registration to init_pragma.
 913         (struct c_token): Rename omp_kind to pragma_kind.
 914         (the_parser): Move earlier in the file.
 915         (c_token_starts_declspecs): False for all pragmas.
 916         (c_parser_declaration_or_fndef): Don't allow PRAGMA_OMP_THREADPRIVATE.
 917         (enum pragma_context, c_parser_pragma): New.
 918         (c_parser_external_declaration): Use it.
 919         (c_parser_compound_statement_nostart): Likewise.
 920         (c_parser_statement_after_labels): Likewise.
 921         (pragma_lex): New.
 922         (c_parser_omp_construct): Don't handle BARRIER or FLUSH here.
 923         (c_parser_new): Merge into ...
 924         (c_parse_file): ... here.  Use c_parser_pragma.
 925         * c-pragma.c (registered_pragmas, c_register_pragma_1): New.
 926         (c_register_pragma, c_register_pragma_with_expansion): Use it.
 927         (c_invoke_pragma_handler): New.
 928         (init_pragma): Do omp pragma registration here.
 929         * c-pragma.h (enum pragma_kind): Move from c-parser.c.
 930         (pragma_handler): New.
 931         (c_invoke_pragma_handler): Declare.
 932
 933 2005-10-10  Richard Henderson  <rth@redhat.com>
 934
 935         * gimplify.c (gimplify_omp_for): Don't pass the entire OMP_FOR_INCR
 936         through gimplify_expr, but do normalize autoinc.
 937
 938 2005-10-10  Richard Henderson  <rth@redhat.com>
 939
 940         * omp-low.c (scan_sharing_clauses): Scan the outer context for
 941         copyprivate, if, num_threads, and schedule.
 942
 943 2005-10-09  Richard Henderson  <rth@redhat.com>
 944
 945         * c-lex.c (pragma_lex): Rename from c_lex.
 946         * c-pch.c, c-pragma.c, c-pragma.h, config/darwin-c.c, config/sol2-c.c,
 947         config/c4x/c4x-c.c, config/ia64/ia64-c.c, config/m32c/m32c-pragma.c,
 948         config/rs6000/rs6000-c.c, config/v850/v850-c.c: Update to match.
 949
 950 2005-10-09  Richard Henderson  <rth@redhat.com>
 951
 952         * omp-low.c (omp_copy_decl): Use %qs instead of %qE.
 953
 954 2005-10-09  Richard Henderson  <rth@redhat.com>
 955
 956         * c-parser.c (c_parser_omp_clause_copyin): Verify that the
 957         variables are in fact threadprivate.
 958
 959 2005-10-09  Richard Henderson  <rth@redhat.com>
 960
 961         * Makefile.in (gimplify.o): Add OPTABS_H.
 962         * gimplify.c: Include optabs.h.
 963         (gimplify_omp_atomic_fetch_op): Fail if the atomic operation
 964         isn't supported on the target.
 965         (gimplify_omp_atomic_pipeline): Likewise.
 966         (gimplify_omp_atomic_mutex): New.
 967         (gimplify_omp_atomic): Use it when all else fails.
 968         * omp-builtins.def (BUILT_IN_GOMP_ATOMIC_START): New.
 969         (BUILT_IN_GOMP_ATOMIC_END): New.
 970
 971 2005-10-09  Richard Henderson  <rth@redhat.com>
 972
 973         * omp-low.c (scan_sharing_clauses): Force a remapping to ocurr in
 974         the context outer to a non-parallel firstprivate, lastprivate or
 975         reduction clause.
 976         (build_outer_var_ref): New.
 977         (expand_rec_input_clauses): Use it.
 978         (expand_lastprivate_clauses): Likewise.
 979         (expand_reduction_clauses): Likewise.
 980
 981 2005-10-08  Richard Henderson  <rth@redhat.com>
 982
 983         * omp-low.c: Rewrite from scratch.
 984         * c-common.h (c_finish_omp_bindings): Remove.
 985         * c-decl.c (struct c_scope, push_scope, pop_scope,
 986         define_label, lookup_name): Revert all changes.
 987         (current_omp_parallel_scope, omp_remap_private): Remove.
 988         (c_omp_sharing_implicitly_determined): Remove.
 989         (c_omp_sharing_predetermined): Remove.
 990         (c_omp_remap_decl_1, c_omp_remap_decl): Remove.
 991         (maybe_remap_for_omp_parallel): Remove.
 992         (lookup_name_no_remap, c_omp_remap_private): Remove.
 993         (c_begin_omp_parallel, c_finish_omp_parallel): Remove.
 994         * c-omp.c (relookup_decls): Remove.
 995         (c_split_parallel_clauses): Don't call it.  Handle DEFAULT.
 996         (c_finish_omp_bindings): Remove.
 997         * c-parser.c (c_lex_one_token): Revert use of lookup_name_no_remap.
 998         (c_parser_declspecs): Likewise.
 999         (c_parser_skip_to_pragma_eol): Consume CPP_PRAGMA_EOL properly.
1000         (c_parser_omp_clause_default): Emit OMP_CLAUSE_DEFAULT.
1001         (c_parser_omp_all_clauses): Don't pass default by enum.
1002         (c_parser_omp_for_loop): Don't call c_omp_remap_private.
1003         (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK): New.
1004         (OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): New.
1005         (c_parser_omp_for): Don't use c_finish_omp_bindings.
1006         (c_parser_omp_sections): Likewise.
1007         (c_parser_omp_parallel): Likewise.
1008         * c-tree.h (lookup_name_no_remap, c_omp_remap_private): Remove
1009         (c_begin_omp_parallel, c_finish_omp_parallel): Update.
1010         * c-typeck.c (c_begin_omp_parallel, c_finish_omp_parallel): New.
1011         * cgraphunit.c (cgraph_finalize_pending_functions): Don't
1012         gimplify the function.
1013         * gimplify.c (struct gimplify_ctx): Add prev_context.  Remove
1014         omp_for_istart, omp_for_iend.
1015         (push_gimplify_context, pop_gimplify_context): Allow nesting.
1016         (gimplify_omp_reduction, gimplify_omp_for_lastprivate,
1017         gimplify_omp_for_generic, gimplify_omp_for_static_nochunk,
1018         gimplify_omp_for_static_chunk, gimplify_omp_sections,
1019         gimplify_omp_section, gimplify_omp_single_simple,
1020         gimplify_omp_single_copy, gimplify_omp_single): Remove.
1021         (gimplify_omp_parallel): New.
1022         (gimplify_omp_for): Only gimplify the body and verify the form.
1023         (gimplify_expr): Use gimplify_omp_parallel.  Pass the bodies of
1024         OMP_SECTIONS, OMP_SECTION, OMP_SINGLE, through gimplify_to_stmt_list.
1025         (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
1026         * tree-gimple.c (is_gimple_stmt): Add OMP_SECTIONS, OMP_SECTION,
1027         and OMP_SINGLE.
1028         * tree-gimple.h (use_pointer_for_field): Remove.
1029         (struct walk_stmt_info): Add want_bind_expr, want_locations.
1030         * tree-nested.c (walk_stmts): Honor them.
1031         * tree-inline.c (remap_decl, remap_type): Export.
1032         * tree-inline.h (remap_decl, remap_type): Declare.
1033         * tree-pretty-print.c (dump_omp_clauses): Don't dump
1034         OMP_CLAUSE_INNER_DECL.
1035         * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS): Remove INIT, LAST,
1036         REDUC operands.
1037         (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
1038         OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1039         OMP_CLAUSE_COPYPRIVATE): Remove INNER operand.
1040         (OMP_CLAUSE_DEFAULT): New.
1041          * tree.h (OMP_PARALLEL_VAR_INIT, OMP_PARALLEL_VAR_REDUC,
1042         OMP_FOR_VAR_INIT, OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1043         OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1044         OMP_SECTIONS_VAR_REDUC): Remove.
1045         (OMP_CLAUSE_DECL): Rename from OMP_CLAUSE_OUTER_DECL.
1046         (OMP_CLAUSE_INNER_DECL): Remove.
1047         (OMP_CLAUSE_DEFAULT_KIND): New.
1048
1049 2005-10-08  Diego Novillo  <dnovillo@redhat.com>
1050
1051         Mainline merge (gomp-merge-20051008).
1052
1053 2005-10-07  Diego Novillo  <dnovillo@redhat.com>
1054
1055         Mainline merge (gomp-merge-20051006).
1056
1057 2005-10-06  Richard Henderson  <rth@redhat.com>
1058
1059         * Makefile.in (TREE_INLINE_H): New.  Use it throughout.
1060         * tree-inline.c (struct copy_body_data): Move to tree-inline.h.
1061         (insert_decl_map): Export.
1062         (remap_decl): Use copy_body_data.copy_decl method.  Remove if 0 code.
1063         Remove duplicate insert_decl_map.
1064         (copy_body_r): Export.
1065         (setup_one_parameter): Use copy_decl_to_var.
1066         (declare_return_variable): Likewise.
1067         (expand_call_inline): Fix some src/dst confusion.  Set src_node
1068         before initialize_inlined_parameters.  Don't bother saving and
1069         restoring src_node around copy_body.
1070         (mark_local_for_remap_r): Use copy_body_data.copy_decl method.
1071         (optimize_inline_calls): Set id.copy_decl.
1072         (clone_body, save_body, unsave_expr_now): Likewise.
1073         (tree_function_versioning): Likewise.
1074         (copy_decl_for_dup_finish): Split out of copy_decl_for_dup.
1075         (copy_decl_to_var, copy_decl_no_change): Likewise.
1076         (copy_decl_maybe_to_var): Likewise.
1077         * tree-inline.h: Include splay-tree.h.
1078         (struct copy_body_data): Move from tree-inline.c.  Add copy_decl.
1079         (copy_body_r, insert_decl_map): Declare.
1080         (copy_decl_for_dup): Remove.
1081
1082 2005-10-06  Richard Henderson  <rth@redhat.com>
1083
1084         * c-parser.c (c_lex_one_token): Fix CPP_AT_NAME translation
1085         to CPP_KEYWORD.
1086
1087 2005-10-01  Richard Henderson  <rth@redhat.com>
1088
1089         * tree-inline.c (struct copy_body_data): Rename from inline_data.
1090         Rename callee->src, caller->dst.  Remove ipa_info.  Replace
1091         cloning_p, saving_p, versioning_p with transform_parm_to_var,
1092         transform_call_graph_edges, transform_new_cfg,
1093         transform_return_to_modify, transform_lang_insert_block.  Update
1094         all users.
1095         (replace_ref_tree, inlining_p): Remove.
1096
1097 2005-09-29  Richard Henderson  <rth@redhat.com>
1098
1099         * omp-low.c (use_pointer_for_field): True for shared variables
1100         with DECL_HAS_VALUE_EXPR_P set.
1101
1102 2005-09-29  Richard Henderson  <rth@redhat.com>
1103
1104         * c-decl.c (struct c_scope): Add location.
1105         (define_label): Use lookup_name_no_remap.
1106         (c_omp_remap_decl_1): Add pscope argument.  Use it instead of
1107         current_omp_parallel_scope.
1108         (c_omp_remap_decl): Pass it current_omp_parallel_scope.
1109         (maybe_remap_for_omp_parallel): New.
1110         (lookup_name): Use it.
1111         (c_begin_omp_parallel): Initialize location field.
1112
1113 2005-09-29  Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
1114             Richard Henderson  <rth@redhat.com>
1115
1116         * c-common.c (c_parse_error): Handle CPP_PRAGMA and CPP_PRAGMA_EOL.
1117         * c-common.h (c_begin_omp_parallel, c_finish_omp_parallel): Move ...
1118         * c-tree.h: ... here.
1119         * c-decl.c (c_finish_omp_parallel): Return the statement created.
1120         * c-lex.c (c_lex_with_flags): Smuggle pragma identifier in a tree.
1121         * c-parser.c (c_parse_init): Use cpp_register_deferred_pragma.
1122         (struct c_token): Remove one bit from omp_kind.
1123         (struct c_parser): Add in_pragma.
1124         (c_handle_deferred_pragma): Remove.
1125         (c_lex_omp_pragma): Remove.
1126         (c_lex_one_token): Remove pragma restart hack.  Tidy initialization.
1127         Undo pragma identifier smuggling.
1128         (c_parser_peek_2nd_token): Don't look past CPP_PRAGMA_EOL.
1129         (c_parser_consume_token): Don't allow CPP_PRAGMA unless in error
1130         recovery; don't allow CPP_PRAGMA_EOL unless we've escaped in_pragma.
1131         (c_parser_consume_pragma): New.
1132         (c_parser_skip_until_found): Don't skip CPP_PRAGMA_EOL when in_pragma.
1133         (c_parser_skip_to_end_of_parameter): Likewise.
1134         (c_parser_skip_to_end_of_block_or_statement): Likewise.
1135         (c_parser_skip_to_pragma_eol): New.
1136         (curr_clause_set, curr_clause_default): Remove.
1137         (c_parser_pragma): Remove.
1138         (c_parser_declaration_or_fndef): Update threadprivate test.
1139         (c_parser_compound_statement_nostart): Test for EOF last.
1140         Update omp parsing calls.
1141         (c_parser_omp_clause_name): Rename from c_parser_pragma_omp_clause.
1142         (add_new_clause): Remove.
1143         (check_no_duplicate_clause): Pass in clause list.
1144         (c_parser_omp_variable_list): Rename from
1145         c_parser_pragma_omp_variable_list.  Pass in list tail, always
1146         return the list head.
1147         (c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
1148         c_parser_omp_clause_copyprivate, c_parser_omp_clause_default,
1149         c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
1150         c_parser_omp_clause_lastprivate, c_parser_omp_clause_nowait,
1151         c_parser_omp_clause_num_threads, c_parser_omp_clause_ordered,
1152         c_parser_omp_clause_private, c_parser_omp_clause_reduction,
1153         c_parser_omp_clause_schedule, c_parser_omp_clause_shared): Similarly.
1154         (c_parser_pragma_omp_no_args): Remove.
1155         (c_parser_omp_all_clauses): New.
1156         (c_parser_omp_structured_block): New.
1157         (c_parser_omp_atomic): Rename from c_parser_omp_atomic_expression;
1158         use c_parser_skip_to_pragma_eol.
1159         (c_parser_omp_barrier): New.
1160         (c_parser_omp_critical): New.
1161         (c_parser_omp_flush): Rename from c_parser_pragma_omp_flush;
1162         call c_finish_omp_flush here.
1163         (c_parser_omp_for_loop): Rename from c_parser_omp_for_statement.
1164         (c_parser_omp_for): New.
1165         (c_parser_omp_master): New.
1166         (c_parser_omp_ordered): New.
1167         (c_parser_omp_sections_scope): Rename from c_parser_omp_sections_body.
1168         (c_parser_omp_sections): New.
1169         (c_parser_omp_parallel): New.
1170         (c_parser_omp_single): New.
1171         (c_parser_omp_construct): Rename from c_parser_omp_directive; split
1172         out all the code into new functions; don't use c_parser_pragma.
1173         (c_parser_omp_threadprivate): Rename from
1174         c_parser_pragma_omp_threadprivate; update for pragma parsing changes.
1175         * c-pragma.c (handle_pragma_weak): Add quotes to warning message.
1176         (handle_pragma_redefine_extname): Likewise.
1177         (handle_pragma_extern_prefix): Likewise.
1178
1179 2005-09-28  Jakub Jelinek  <jakub@redhat.com>
1180
1181         * tree.def (OMP_SINGLE): Fix a comment typo.
1182         * gimplify.c (gimplify_omp_atomic_pipeline): Fix type of
1183         pointer argument to BUILT_IN_VAL_COMPARE_AND_SWAP_x.
1184         * omp-low.c (setup_data_fields): Remove unused variable.
1185
1186 2005-09-28  Richard Henderson  <rth@redhat.com>
1187
1188         * c-decl.c (c_omp_remap_decl_1): Create OMP_CLAUSE_SHARED node here.
1189         (c_finish_omp_parallel): And not here.  Chain them in.
1190         * c-omp.c (c_split_parallel_clauses): Rewrite to chain directly
1191         through the clause nodes.
1192         (c_finish_omp_bindings): Similarly.
1193         * c-common.h (c_finish_omp_bindings): Update.
1194         * c-parser.c (add_new_clause): Chain directly through the clauses.
1195         (check_no_duplicate_clause): New.
1196         (c_parser_pragma_omp_variable_list): Take a tree_code and create
1197         clause nodes directly.
1198         (c_parser_pragma_omp_variable_list_parens): New.
1199         (c_parser_pragma_omp_clause_copyin): Use it.
1200         (c_parser_pragma_omp_clause_copyprivate): Likewise.
1201         (c_parser_pragma_omp_clause_firstprivate): Likewise.
1202         (c_parser_pragma_omp_clause_lastprivate): Likewise.
1203         (c_parser_pragma_omp_clause_private): Likewise.
1204         (c_parser_pragma_omp_clause_shared): Likewise.
1205         (c_parser_pragma_omp_clause_if): Use check_no_duplicate_clause.
1206         (c_parser_pragma_omp_clause_nowait): Likewise.
1207         (c_parser_pragma_omp_clause_num_threads): Likewise.
1208         (c_parser_pragma_omp_clause_ordered): Likewise.
1209         (c_parser_pragma_omp_clause_schedule): Likewise.
1210         (c_parser_pragma_omp_clause_reduction): Update for chaining directly
1211         through clauses; tidy error message.
1212         * gimplify.c (gimplify_omp_for): Update for chaining directly
1213         through clauses.  Use find_omp_clause.
1214         (gimplify_omp_single_simple): Split out of gimplify_omp_single.
1215         (gimplify_omp_single_copy): Likewise.  Update for chaining
1216         directly through clauses.  Create BLOCK for stack variable.
1217         * omp-low.c (find_omp_clause): New.
1218         (compute_num_threads): Use it.
1219         (setup_data_fields): Update for chaining directly through clauses.
1220         (setup_decl_value_expr_child): Likewise.
1221         * tree-gimple.h (find_omp_clause): Declare.
1222         * tree-pretty-print.c (op_symbol_1): Split out of op_symbol.
1223         (dump_omp_clauses): New.
1224         (dump_generic_node): Don't handle clause nodes here.  Update
1225         omp statements to use dump_omp_clauses.
1226         * tree.def (OMP_CLAUSE_PRIVATE): Use 2 operands.
1227         (OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE): Likewise.
1228         (OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION): Likewise.
1229         (OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE): Likewise.
1230         * tree.h (OMP_PRIVATE_VARS, OMP_SHARED_VARS, OMP_FIRSTPRIVATE_VARS,
1231         OMP_LASTPRIVATE_VARS, OMP_COPYIN_VARS, OMP_COPYPRIVATE_VARS): Remove.
1232         (OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL, OMP_CLAUSE_INNER_DECL): New.
1233         (OMP_CLAUSE_NUM_THREADS_EXPR): Rename from OMP_NUM_THREADS_EXPR.
1234         (OMP_CLAUSE_IF_EXPR): Rename from OMP_IF_EXPR.
1235         (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Rename from
1236         OMP_CLAUSE_SCHEDULE_CHUNK_SIZE.
1237
1238 2005-09-28  Diego Novillo  <dnovillo@redhat.com>
1239
1240         * gimplify.c (gimplify_omp_single): Handle by emitting calls
1241         to GOMP_single_* and GOMP_barrier.
1242         * omp-low.c (use_pointer_for_field): Make extern.
1243         * tree-gimple.h (use_pointer_for_field): Declare.
1244
1245 2005-09-27  Richard Henderson  <rth@redhat.com>
1246
1247         * c-parser.c: Include rtl.h.
1248         (c_parser_pragma_omp_threadprivate): Update for TREE_PURPOSE change.
1249         Diagnose threadprivate after first use.
1250         * Makefile.in (c-parser.o): Add RTL_H.
1251
1252 2005-09-27  Richard Henderson  <rth@redhat.com>
1253
1254         * c-decl.c (lookup_name): Honor omp_remap_private.
1255
1256 2005-09-27  Richard Henderson  <rth@redhat.com>
1257
1258         * c-omp.c (c_split_parallel_clauses): Add lastprivate to parallel.
1259         (c_finish_omp_bindings): Check for firstprivate+lastprivate and
1260         do not create two decls.
1261         * gimplify.c (gimplify_omp_reduction): New.
1262         (gimplify_omp_for_lastprivate): New.
1263         (gimplify_omp_for_generic): Use it.
1264         (gimplify_omp_for_static_nochunk): Likewise.
1265         (gimplify_omp_for_static_chunk): Likewise.
1266         (gimplify_omp_for): Emit VAR_INIT and VAR_REDUC.
1267         (gimplify_omp_sections): Likewise.
1268         * omp-low.c (add_omp_data_field): Don't create duplicate fields.
1269         (get_lastprivate_sequence): New.
1270         (lower_omp_parallel): Use it.
1271
1272 2005-09-27  Richard Henderson  <rth@redhat.com>
1273
1274         * c-tree.h (check_for_loop_decls): Update decl.
1275         (lookup_name_no_remap, c_omp_remap_private): Declare.
1276         (lookup_name): Move decl ...
1277         * c-common.h (lookup_name): ... here.
1278         (c_begin_omp_parallel, c_finish_omp_parallel): Declare.
1279         (c_omp_sharing_predetermined, c_omp_remap_decl): Declare.
1280         * c-decl.c (struct c_scope): Add outer_omp_parallel, omp_shared,
1281         omp_parallel_body, omp_default_none.
1282         (current_omp_parallel_scope, omp_remap_private): New.
1283         (push_scope): Clear current_omp_parallel_scope on nested function.
1284         (pop_scope): Restore current_omp_parallel_scope.
1285         (c_omp_sharing_implicitly_determined): New.
1286         (c_omp_sharing_predetermined): New.
1287         (c_omp_remap_decl_1, c_omp_remap_decl): New.
1288         (lookup_name_no_remap): Rename from lookup_name.
1289         (lookup_name): New.
1290         (check_for_loop_decls): Return a singular decl found.
1291         (c_begin_omp_parallel, c_finish_omp_parallel): New.
1292         (c_omp_remap_private): New.
1293         * c-omp.c (relookup_decls): New.
1294         (c_split_parallel_clauses): Use it.
1295         (c_finish_omp_for): Take decl as argument.  Simplify the rest
1296         of the checks based on that.  Don't take clauses or process them.
1297         (c_finish_omp_bindings): New.
1298         * c-parser.c (c_lex_one_token): Use lookup_name_no_remap.
1299         (c_parser_declspecs): Likewise.
1300         (curr_clause_default): New.
1301         (c_parser_for_statement): Revert all changes since mainline.
1302         (c_parser_omp_for_statement): New.
1303         (c_parser_omp_sections_body): Return the stmt created.
1304         (c_parser_omp_directive): Use c_begin_omp_parallel,
1305         c_finish_omp_bindings, c_finish_omp_parallel as necessary.
1306         (c_parser_pragma_omp_variable_list): Put parsed expression in
1307         the TREE_PURPOSE of the list.
1308         (c_parser_pragma_omp_clause_default): Implement.
1309         (c_parser_pragma_omp_clause_if): Standardize error text.
1310         (c_parser_pragma_omp_clause_nowait): Likewise.
1311         (c_parser_pragma_omp_clause_num_threads): Likewise.
1312         (c_parser_pragma_omp_clause_ordered): Likewise.
1313         (c_parser_pragma_omp_clause_shared): Likewise.  Don't mark
1314         variables addressable here.
1315         (c_parser_pragma_omp_clause_reduction): Implement.
1316         * cgraphunit.c (cgraph_finalize_pending_functions): Gimplify here.
1317         * gimple-low.c (lower_stmt_again): New.
1318         (lower_stmt): Allow OMP_PARALLEL.
1319         * omp-low.c (struct remap_info_d): Remove local_map, omp_fn_list,
1320         omp_data_map, ptr_to_omp_data; add copyin, copyout, omp_data_receive;
1321         rename omp_data to omp_data_send, remove indirection on tsi.
1322         (new_remap_info, delete_remap_info): Update to match.
1323         (create_tmp_var_in): Remove.
1324         (get_omp_data_field_for, get_omp_private_repl,
1325         get_omp_shared_repl, emit_firstprivate_sending_code
1326         emit_firstprivate_receiving_code, get_omp_firstprivate_repl,
1327         emit_lastprivate_receiving_code, emit_lastprivate_sending_code,
1328         get_omp_lastprivate_repl, get_omp_copyin_repl,
1329         get_omp_sharing_replacements, remap_locals_in_child_r,
1330         create_gomp_parallel_start, create_gomp_parallel_end,
1331         convert_to_gimple_val, remap_locals_in_parent_r,
1332         lower_omp_parallel_r): Remove.
1333         (use_pointer_for_field, create_data_decl, recontext_vars_in_block,
1334         split_out_parallel_function, emit_sender_copyin_1, emit_sender_copyin,
1335         emit_sender_copyout_1, emit_sender_copyout, emit_parallel_start_end,
1336         emit_omp_parallel_parent, setup_decl_value_expr_child,
1337         remap_variables_receiver, remap_labels_child_1,
1338         remap_labels_child): New.
1339         (setup_data_fields): Rename from process_omp_clauses.
1340         (create_child_function): Rename from create_omp_fn.
1341         (compute_num_threads): Rename from emit_num_threads_setup_code.
1342         Don't gimplify here.
1343         (lower_omp_parallel): Rewrite.
1344         (lower_omp_1): New.
1345         (lower_omp): Use it.
1346         * tree.def (OMP_PARALLEL): Add var_init and var_reduc operands.
1347         (OMP_FOR): Add var_init, var_last, var_reduc operands.
1348         (OMP_SECTIONS): Likewise.
1349         (OMP_CLAUSE_REDUCTION): Remove second operand.
1350         * tree.h (OMP_PARALLEL_VAR_INIT, OMP_PARALLEL_VAR_REDUC,
1351         OMP_FOR_VAR_INIT, OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1352         OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST, OMP_SECTIONS_VAR_REDUC,
1353         OMP_CLAUSE_REDUCTION_CODE): New.
1354         (enum omp_clause_default_kind): New.
1355
1356 2005-09-27  Diego Novillo  <dnovillo@redhat.com>
1357
1358         * omp-low.c (lower_omp_parallel): Initialize wi.tsi.
1359
1360 2005-09-27  Diego Novillo  <dnovillo@redhat.com>
1361
1362         * omp-low.c (emit_firstprivate_receiving_code): Handle cases
1363         where RI_P->OMP_FN consists of a single statement.
1364
1365 2005-09-27  Diego Novillo  <dnovillo@redhat.com>
1366
1367         * c-parser.c (c_parser_omp_directive): Handle OMP_SINGLE
1368         * gcc/gimplify.c (gimplify_omp_single): New.
1369         (gimplify_expr): Call it.
1370         * tree-pretty-print.c (dump_generic_node): Handle OMP_SINGLE.
1371         * tree.def (OMP_SINGLE): Add second operand.
1372         * tree.h (OMP_SINGLE_CLAUSES): Define.
1373         (OMP_SINGLE_BODY): Define.
1374
1375 2005-09-27  Diego Novillo  <dnovillo@redhat.com>
1376
1377         * omp-low.c (struct remap_info_d): Rename field 'map' to
1378         'local_map'.  Update all users.
1379         Remove field 'clauses'.
1380         Add fields 'omp_data_map' and 'omp_fn_list'.
1381         Update all users.
1382         (add_omp_data_field): If VAR was already associated with a
1383         field, do nothing.
1384         (get_omp_private_repl): Do not set DECL_VALUE_EXPR.  Add a
1385         mapping between VAR and its replacement in RI_P->LOCAL_MAP.
1386         (get_omp_shared_repl): Likewise.
1387         (build_remap_info): Remove all arguments.  Update users.
1388         Initialize RI_P->OMP_DATA_MAP and RI_P->LOCAL_MAP.
1389         (remap_locals_in_child_r): Do private and shared replacements.
1390         (remap_locals_in_child): Remove.  Update all users.
1391         (emit_num_threads_setup_code): Remove argument 'clauses'.
1392         Update all users.
1393         (lower_omp_parallel): Add argument RI_P.
1394         Call process_omp_clauses.
1395         Do not call gimplify_function_tree.  Add the function to
1396         RI_P->OMP_FN_LIST.
1397         Delete RI_P->LOCAL_MAP after the remapping all the locals in
1398         RI_P->OMP_FN.
1399         Do not call delete_remap_info.
1400         (lower_omp_in_body): Remove.
1401         (lower_omp_parallel_r): New.
1402         (lower_omp_parallel): Re-organize to support multiple omp
1403         parallel directives.  First lower all directives separately,
1404         then remap shared locals in the parent, then layout the
1405         structure used for shared data and then gimplify all the
1406         functions created by the lowering.
1407
1408 2005-09-26  Diego Novillo  <dnovillo@redhat.com>
1409
1410         * omp-low.c (pass_lower_omp): Don't claim to destroy
1411         PROP_gimple_any.
1412
1413 2005-09-26  Diego Novillo  <dnovillo@redhat.com>
1414
1415         * Makefile.in (omp-low.o): New.
1416         (OBJS-common): Add it.
1417         * omp-low.c: New file.
1418         Move all the OpenMP lowering code from gimple-low.c.
1419         (lower_omp): New.
1420         (gate_lower_omp): New.
1421         (pass_lower_omp): New.
1422         * passes.c (init_optimization_passes): Schedule
1423         pass_lower_omp.
1424         * tree-pass.h (PROP_gimple_lomp): Define.
1425         (pass_lower_omp): Declare.
1426
1427 2005-09-26  Jakub Jelinek  <jakub@redhat.com>
1428
1429         * varasm.c (assemble_variable): Handle thread-local COMMON data.
1430         * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
1431
1432 2005-09-26  Diego Novillo  <dnovillo@redhat.com>
1433
1434         * Makefile.in (gimple-low.o): Depend on vec.h
1435         * builtins.c (build_string_literal): Make extern.
1436         (expand_builtin_copysign):
1437         * c-parser.c (c_parser_pragma_omp_threadprivate): Mark
1438         threadprivate variables with decl_default_tls_model.
1439         * gimple-low.c: Include vec.h.
1440         (struct remap_info_d): Remove fields data_arg_dest, private,
1441         firstprivate, lastprivate, copyin and copyprivate.
1442         Rename field data_arg_orig to omp_data.
1443         Add fields tsi, ptr_to_omp_data and syms_with_value_expr.
1444         Update all users.
1445         (add_decls_to_set): Remove.
1446         (get_omp_private_ref): Remove.
1447         (get_omp_shared_ref): Remove.
1448         (create_tmp_var_in): New.
1449         (add_omp_data_field): New.
1450         (get_omp_data_field_for): New.
1451         (emit_firstprivate_sending_code): New.
1452         (emit_firstprivate_receiving_code): New.
1453         (get_omp_private_repl): New.
1454         (get_omp_firstprivate_repl): New.
1455         (get_omp_shared_repl): New.
1456         (emit_lastprivate_receiving_code): New.
1457         (emit_lastprivate_sending_code): New.
1458         (get_omp_lastprivate_repl): New.
1459         (get_omp_copyin_repl): New.
1460         (get_omp_sharing_replacements): New.
1461         (process_omp_clauses): Call it.
1462         (remap_locals_in_child_r): Only replace private locals and call
1463         process_omp_clauses for every worksharing construct found.
1464         (remap_locals_in_child): Use walk_stmts to call
1465         remap_locals_in_child_r.
1466         (convert_to_gimple_val): New.
1467         (remap_locals_in_parent_r): New.
1468         (emit_num_threads_setup_code): Remove argument TSI.
1469         (lower_omp_parallel): After remapping locals in child
1470         function, clear out DECL_VALUE_EXPR from every processed
1471         symbol.
1472         Call walk_stmts with remap_locals_in_parent_r.
1473         * tree-gimple.h (insert_field_into_struct): Declare.
1474         (struct walk_stmt_info): Move from tree-nested.c
1475         (walk_stmts): Declare.
1476         * tree-nested.c (insert_field_into_struct): Make extern.
1477         (struct walk_stmt_info): Move to tree-gimple.h.
1478         (walk_stmts): Make extern.
1479         * tree.h (build_string_literal): Declare.
1480
1481 2005-09-25  Richard Henderson  <rth@redhat.com>
1482
1483         * gimplify.c (gimplify_omp_for_generic): Tidy commentary.
1484         (gimplify_omp_for_static_nochunk, gimplify_omp_for_static_chunk): New.
1485         (gimplify_omp_for): Use them.
1486
1487 2005-09-25  Richard Henderson  <rth@redhat.com>
1488
1489         * c-common.h (c_split_parallel_clauses): Declare.
1490         * c-omp.c (c_split_parallel_clauses): New.
1491         * c-parser.c (c_parser_omp_directive): Split PRAGMA_OMP_PARALLEL_FOR
1492         and PRAGMA_OMP_PARALLEL_SECTIONS into separate OMP_PARALLEL and
1493         work-sharing constructs.
1494
1495         * tree.h (OMP_SECTION_BODY): New.
1496         * gimplify.c (gimplify_omp_section): Use it.
1497         * tree-pretty-print.c (dump_generic_node): Handle OMP_SECTIONS
1498         and OMP_SECTION.
1499
1500 2005-09-25  Richard Henderson  <rth@redhat.com>
1501
1502         * builtin-types.def (BT_FN_UINT_UINT): New.
1503         (BT_FN_VOID_UINT_UINT): Remove.
1504         * omp-builtins.def (BUILT_IN_GOMP_SECTIONS_START): Use BT_FN_UINT_UINT.
1505
1506         * c-parser.c (c_parser_pragma_omp_section): Remove.
1507         (c_parse_init): Use c_parser_pragma_omp_no_args instead.
1508         (c_parser_section_scope): Remove.
1509         (c_parser_omp_sections_body): New.
1510         (c_parser_omp_directive): Use it.
1511         (c_parser_pragma_omp_parallel_for): Remove inline marker.
1512         (c_parser_pragma_omp_parallel_sections): Likewise.
1513         * gimplify.c (gimplify_omp_sections, gimplify_omp_section): New.
1514         (gimplify_expr): Use them.
1515
1516 2005-09-25  Richard Henderson  <rth@redhat.com>
1517
1518         * c-parser.c (c_parser_pragma_omp_clause_nowait): Check for
1519         duplicates.
1520         (c_parser_pragma_omp_clause_ordered): Implement.
1521         (c_parser_pragma_omp_clause_schedule): Implement.
1522         * tree.def (OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE): New.
1523         * gimplify.c (gimplify_omp_for): Handle them.
1524         * tree-pretty-print.c (dump_generic_node): Likewise.
1525         * tree.h (OMP_CLAUSE_SCHEDULE_CHUNK_SIZE): New.
1526         (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1527
1528 2005-09-24  Richard Henderson  <rth@redhat.com>
1529
1530         * c-parser.c (c_parser_for_statement): Don't emit the init expr
1531         when is_omp_for.
1532         * gimple-low.c (lower_function_body): Clear data.
1533         (emit_num_threads_setup_code): Fix num_threads logic when
1534         if clause present and num_threads clause absent.
1535         (emit_omp_for_static, lower_omp_for): Remove.
1536         (lower_stmt): Don't call it.
1537         * gimplify.c (struct gimplify_ctx): Add omp_for_istart, omp_for_iend.
1538         (gimplify_omp_for_generic): New.
1539         (gimplify_omp_for): Extract all parameters, and expand the loop.
1540         * omp-builtins.def (BUILT_IN_OMP_GET_NUM_THREADS): New.
1541
1542 2005-09-24  Richard Henderson  <rth@redhat.com>
1543
1544         * Makefile.in (c-omp.o): Remove C_TREE_H.
1545         * c-tree.h (build_indirect_ref, build_modify_expr): Move ...
1546         * c-common.h: ... here.
1547         * c-omp.c: Don't include c-tree.h.
1548         (c_finish_omp_atomic): Create an OMP_ATOMIC node.
1549         * gimplify.c (goa_lhs_expr_p, gimplify_omp_atomic_fetch_op,
1550         goa_stabilize_expr, gimplify_omp_atomic_pipeline): New.
1551         (gimplify_omp_atomic): New.
1552         (gimplify_expr): Call it.
1553         * tree-pretty-print.c (dump_generic_node): Handle OMP_ATOMIC.
1554         * tree.def (OMP_ATOMIC): New.
1555
1556 2005-09-24  Richard Henderson  <rth@redhat.com>
1557
1558         * c-parser.c (c_parser_pragma_omp_clause): Tidy.
1559         (c_parser_pragma_omp_clause_num_threads): Warn for not positive.
1560         * gimple-low.c (emit_num_threads_setup_code): Fix type problems
1561         with num_threads computation.
1562
1563 2005-09-24  Jakub Jelinek  <jakub@redhat.com>
1564
1565         * builtins.def: Update DEF_BUILTIN comment to include COND argument.
1566         Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
1567         into separate files.
1568         * sync-builtins.def: New file, moved from builtins.def.
1569         * omp-builtins.def: New file, moved from builtins.def.
1570         * builtin-types.def (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1571         DEF_FUNCTION_TYPE_VAR_4): Document.
1572         * Makefile.in (BUILTINS_DEF): New variable.
1573         (TREE_H, c-common.o, builtins.o): Use it instead of builtins.def.
1574
1575 2005-09-23  Richard Henderson  <rth@redhat.com>
1576
1577         * c-omp.c (c_finish_omp_critical): Move implementation ...
1578         * gimplify.c (gimplify_omp_critical): ... here.
1579         (gimplify_expr): Call it.
1580         (critical_name_mutexes): New.
1581         * tree-pretty-print.c (dump_generic_node): Handle OMP_CRITICAL.
1582         * tree.def (OMP_MASTER, OMP_BARRIER, OMP_ORDERED): Remove.
1583         (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS, OMP_SECTION,
1584         OMP_SINGLE, OMP_CRITICAL): Change to tcc_statement; update operand
1585         number comments.
1586         * tree.h (OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1587
1588 2005-09-23  Diego Novillo  <dnovillo@redhat.com>
1589
1590         * tree.def (OMP_CLAUSE_NOWAIT): Define.
1591         * tree-pretty-print.c (dump_generic_node): Handle.
1592         * c-parser.c (c_parser_pragma_omp_clause_nowait): Generate.
1593         * gimple-low.c (lower_omp_for): If nowait has not been
1594         specified, emit a barrier at the end of the parallel loop.
1595
1596 2005-09-23  Diego Novillo  <dnovillo@redhat.com>
1597
1598         * c-common.h (c_finish_omp_for): Declare
1599         * c-omp.c (c_finish_omp_for): Rename from c_finish_gomp_for
1600         and move from ...
1601         * c-typeck.c (c_finish_gomp_for): ... here.
1602         * c-tree.h (c_finish_gomp_for): Remove.
1603         * gimple-low.c: Rename gomp_* symbols into omp_*.
1604         Update all users.
1605         * gimplify.c: Likewise.
1606         * tree.def: Rename GOMP_* tree codes to OMP_*.
1607         Update all users.
1608         * tree.h: Likewise.
1609
1610 2005-09-23  Diego Novillo  <dnovillo@redhat.com>
1611
1612         Mainline merge (gomp-merge-20050923)
1613
1614 2005-09-23  Diego Novillo  <dnovillo@redhat.com>
1615
1616         * c-parser.c (c_parser_pragma_omp_clause): Fix dangling if().
1617         (c_parser_pragma_omp_clause_if): Remove printf.
1618         Check that only one clause 'if' is specified.
1619         Call add_new_clause.
1620         (c_parser_pragma_omp_clause_num_threads): Remove printf.
1621         Check that only one clause 'num_threads' is specified.
1622         Call add_new_clause.
1623         * gimple-low.c (emit_num_threads_setup_code): New.
1624         (lower_gomp_parallel): Call it.
1625         Add new argument DATA.  Modify all callers.
1626         * tree-pretty-print.c (dump_generic_node): Handle
1627         GOMP_CLAUSE_IF and GOMP_CLAUSE_NUM_THREADS.
1628         * tree.def (GOMP_CLAUSE_IF, GOMP_CLAUSE_NUM_THREADS): Define.
1629         * tree.h (GOMP_IF_EXPR, GOMP_NUM_THREADS_EXPR): Define.
1630
1631 2005-09-22  Richard Henderson  <rth@redhat.com>
1632
1633         * c-parser.c (c_parse_init): Tableize the omp pragmas; register
1634         them with expansion.
1635         (c_handle_deferred_pragma): Split out of ...
1636         (c_parser_pragma): ... here.
1637         (c_lex_omp_pragma): Split out of ...
1638         (c_lex_one_token): ... here.  Consume non-omp pragmas immediately.
1639
1640 2005-09-22  Richard Henderson  <rth@redhat.com>
1641
1642         * Makefile.in (c-omp.o): Depend on C_TREE_H.
1643         * c-parser.c (c_parser_omp_atomic_expression): Handle error_mark
1644         from initial unary expression.  Move conversion code ...
1645         * c-omp.c (c_finish_omp_atomic): ... here.  Handle pointers and
1646         floating-point.
1647         * c-typeck.c (build_unary_op): Return error_mark after reporting
1648         a readonly_error.
1649         (build_modify_expr): Likewise.
1650
1651 2005-09-22  Richard Henderson  <rth@redhat.com>
1652
1653         * c-parser.c (omp_clauses_stack): Remove.
1654         (push_omp_clauses, pop_omp_clauses): Remove.
1655         (c_parser_for_statement): New parameter omp_clauses; pass it on to
1656         the GOMP_FOR instead of pop_omp_clauses.
1657         (c_parser_omp_directive): Save curr_clause_set after parsing the
1658         pragma.  Pass it on as appropriate.
1659         (c_parser_pragma_omp_critical): Don't clear curr_clause_set.
1660         (c_parser_pragma_omp_for): Don't call push_omp_clauses.
1661         (c_parser_pragma_omp_parallel, c_parser_pragma_omp_sections,
1662         c_parser_pragma_omp_single): Likewise.
1663
1664 2005-09-22  Richard Henderson  <rth@redhat.com>
1665
1666         * c-common.c (sync_resolve_return): Convert to the main variant.
1667         * c-tree.h (pushdecl): Move decl ...
1668         * c-common.h (pushdecl): ... here.
1669         (c_finish_omp_atomic): Update decl.
1670         * c-omp.c (c_finish_omp_atomic): Take code, lhs, rhs separately;
1671         delete code to extract them.  Use TYPE_MAIN_VARIANT.  Return early
1672         if lhs is not addressable.  Push new decls into current binding.
1673         Use build_binary_op.
1674         * c-parser.c (c_parser_pragma): Reset parser->error.
1675         (c_parser_compound_statement_nostart): Reinstate special case for
1676         barrier and flush.  Move parsing of these directives here.
1677         (c_parser_section_scope): Fix quoting in error message.
1678         (c_parser_omp_atomic_expression): New.
1679         (c_parser_omp_directive): Use it.  Error on barrier or flush.
1680         (c_parser_pragma_omp_critical): Tighten error corner cases.
1681         (c_parser_pragma_omp_flush): Likewise.
1682
1683 2005-09-22  Diego Novillo  <dnovillo@redhat.com>
1684
1685         * c-typeck.c (c_finish_gomp_for): Update OpenMP spec version.
1686
1687 2005-09-22  Diego Novillo  <dnovillo@redhat.com>
1688
1689         * gimple-low.c (process_gomp_clauses): Extract from ...
1690         (build_remap_info): ... here.
1691         (get_gomp_private_ref): Do not call copy_decl_for_dup.
1692         Set DECL_NAME of replacement to that of the original.
1693         (remap_locals_r): Temporarily treat local variables as private
1694         if they are not in any other clause.
1695         Prevent walking into the expression that replaces a mapped
1696         local.
1697         Call process_gomp_clauses on GOMP_PARALLEL, GOMP_FOR and
1698         GOMP_SECTIONS.
1699         (remap_locals): Remove arguments GOMP_FN and CLAUSEs.
1700         Add arguments BODY_P and RI_P.
1701         Call process_gomp_clauses.
1702         Call walk_tree on BODY_P.
1703         Do not return anything.
1704         Adjust callers.
1705         (lower_gomp_parallel): Call build_remap_info.
1706         (lower_gomp_for): Do not call remap_locals.
1707         Do not call emit_gomp_data_setup_code.
1708         Remove local RI_P.
1709         * tree.h (GOMP_SECTIONS_CLAUSES): Define.
1710         (GOMP_SECTIONS_BODY): Define.
1711
1712 2005-09-22  Diego Novillo  <dnovillo@redhat.com>
1713
1714         * c-tree.h (c_finish_gomp_for): Declare
1715         * c-typeck.c (c_finish_gomp_for): New.
1716         * c-parser.c (c_parser_for_statement): Call it.  If the
1717         parallel loop was malformed, call c_finish_loop to emit a
1718         sequential loop.
1719
1720 2005-09-22  Diego Novillo  <dnovillo@redhat.com>
1721
1722         * version.c: Update last merge date.
1723
1724 2005-09-21  Richard Henderson  <rth@redhat.com>
1725
1726         * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Set input_location.
1727
1728 2005-09-21  Richard Henderson  <rth@redhat.com>
1729
1730         * c-omp.c: New file.
1731         * Makefile.in (c-omp.o): New.
1732         * builtin-types.def (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1733         BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR, BT_FN_VOID_UINT_UINT,
1734         BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
1735         BT_FN_VOID_OMPFN_PTR_UINT_UINT,
1736         BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
1737         BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
1738         BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
1739         BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
1740         * builtins.def (DEF_GOMP_BUILTIN): New.
1741         (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
1742         BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
1743         BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
1744         BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
1745         BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
1746         BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
1747         BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
1748         BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
1749         BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
1750         BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
1751         BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
1752         BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
1753         BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
1754         BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
1755         BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
1756         BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
1757         BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
1758         BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
1759         BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
1760         BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
1761         BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
1762         BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
1763         BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
1764         BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
1765         BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
1766         BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
1767         * c-common.c (DEF_FUNCTION_TYPE_7): New.
1768         * c-tree.h (pushdecl_top_level): Move declaration ...
1769         * c-common.h (pushdecl_top_level): ... here.
1770         (c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
1771         c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush): Declare.
1772         * c-parser.c (c_parser_compound_statement_nostart): Don't special
1773         case omp barrier or omp flush.
1774         (c_parser_omp_directive): Implement master, critical, orered,
1775         barrier, atomic, flush.
1776         (c_parser_pragma_omp_no_args): New.
1777         (c_parser_pragma_omp_critical): Remove printf debugging.
1778         (c_parser_pragma_omp_flush): Likewise.
1779         (c_parser_pragma_omp_atomic, c_parser_pragma_omp_barrier,
1780         c_parser_pragma_omp_master, c_parser_pragma_omp_ordered): Remove.
1781
1782 2005-09-21  Jakub Jelinek  <jakub@redhat.com>
1783
1784         * c-parser.c (c_parse_init): Don't register OpenMP pragmas
1785         if flag_preprocess_only.
1786
1787 2005-09-21  Richard Henderson  <rth@redhat.com>
1788
1789         * cgraph.c (cgraph_analyze_queue): New.
1790         (cgraph_add_new_function): Do nothing but add the decl to this list.
1791         * cgraph.h (cgraph_analyze_queue): Declare.
1792         (cgraph_lower_function): Remove.
1793         * cgraphunit.c (cgraph_lower_function): Make static.
1794         (cgraph_finalize_pending_functions): New.
1795         (cgraph_finalize_function): Call it.
1796         (cgraph_finalize_compilation_unit): Likewise.
1797         * gimple-low.c (lower_gomp_parallel): Call gimplify_function_tree.
1798
1799 2005-09-20  Diego Novillo  <dnovillo@redhat.com>
1800
1801         * gimple-low.c (lower_gomp_parallel): Use a NULL argument if
1802         there is no shared data to send to the child thread.
1803
1804 2005-09-20  Diego Novillo  <dnovillo@redhat.com>
1805
1806         * Makefile.in (c-parser.o): Depend on vec.h.
1807         (gimple-low.o): Depend on $(SPLAY_TREE_H)
1808         * c-parser.c: Include vec.h.
1809         (curr_clause_set, omp_clauses_stack): New locals.
1810         (omp_clauses): Remove.  Adjust all callers.
1811         (push_omp_clauses, pop_omp_clauses, add_new_clause): New.
1812         (c_parser_for_statement): Add new argument IS_OMP_FOR.
1813         If true, emit a GOMP_FOR tree.
1814         Adjust all callers.
1815         (c_parser_omp_directive): Call pop_omp_clauses.
1816         (c_parser_pragma_omp_clause_copyin): Call add_new_clause.
1817         Don't return anything.  Adjust callers.
1818         (c_parser_pragma_omp_clause_firstprivate): Call add_new_clause.
1819         (c_parser_pragma_omp_clause_lastprivate): Likewise.
1820         (c_parser_pragma_omp_clause_private): Likewise.
1821         (c_parser_pragma_omp_clause_shared): Likewise.
1822         Mark all shared variables addressable.
1823         (c_parser_pragma_omp_for): Call push_omp_clauses.
1824         (c_parser_pragma_omp_parallel_for): Remove printf.
1825         (c_parser_pragma_omp_for): Call push_omp_clauses
1826         (c_parser_pragma_omp_parallel_sections): Remove printf.
1827         (c_parser_pragma_omp_parallel): Call push_omp_clauses.
1828         (c_parser_pragma_omp_sections): Remove printf.
1829         Call push_omp_clauses.
1830         (c_parser_pragma_omp_single): Remove printf.
1831         Call push_omp_clauses.
1832         * cgraph.c (cgraph_add_new_function): Assume that FNDECL
1833         already has a struct function associated.
1834         * gimple-low.c: Include splay-tree.h
1835         (struct remap_info_d, add_decls_to_set, build_remap_info,
1836         remap_locals_r): Move from tree-inline.c.
1837         (delete_remap_info, get_gomp_private_ref, get_gomp_shared_ref,
1838         remap_locals): New.
1839         (create_gomp_fn): Set DECL_ARG_TYPE and TREE_USED on
1840         FN_DATA_ARG.
1841         (emit_gomp_data_setup_code): New.
1842         (lower_gomp_parallel): Rename from lower_gomp_expr.
1843         Allocate the function structure before calling remap_locals.
1844         Call emit_gomp_data_setup_code.
1845         Call delete_remap_info.
1846         (emit_gomp_for_static): New.
1847         (lower_gomp_for): New.
1848         (lower_stmt): Handle GOMP_FOR.
1849         * gimplify.c (gimplify_gomp_for): New.
1850         (gimplify_expr): Handle GOMP_FOR with a call to
1851         gimplify_gomp_for.
1852         * tree-gimple.c (is_gimple_stmt): Handle GOMP_FOR.
1853         * tree-inline.c (remap_locals_d, add_decls_to_set,
1854         build_remap_info, remap_locals_r): Move to gimple-low.c.
1855         (remap_locals_in_gomp_body, move_decl_to): Remove.
1856         * tree-inline.h (remap_locals_in_gomp_body): Remove.
1857         * tree-pretty-print.c (dump_generic_node): Handle GOMP_FOR,
1858         GOMP_CLAUSE_SHARED, GOMP_CLAUSE_FIRSTPRIVATE,
1859         GOMP_CLAUSE_LASTPRIVATE, GOMP_CLAUSE_COPYIN,
1860         GOMP_CLAUSE_COPYPRIVATE.
1861         Adjust output for GOMP_PARALLEL.
1862         * tree.c (build5_stat): New.
1863         * tree.def (GOMP_FOR): Add operand GOMP_FOR_COND.
1864         * tree.h (GOMP_FOR_CLAUSES, GOMP_FOR_INIT, GOMP_FOR_CODN,
1865         GOMP_FOR_INCR, GOMP_FOR_BODY, GOMP_SHARED_VARS,
1866         GOMP_FIRSTPRIVATE_VARS, GOMP_LASTPRIVATE_VARS,
1867         GOMP_COPYIN_VARS, GOMP_COPYPRIVATE_VARS): Define.
1868         (build5_stat, build5): Declare.
1869
1870 2005-09-20  Jakub Jelinek  <jakub@redhat.com>
1871
1872         * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1873         to 200505.
1874
1875 2005-09-14  Diego Novillo  <dnovillo@redhat.com>
1876
1877         Mainline merge (gomp-merge-20050914)
1878
1879 2005-09-01  Diego Novillo  <dnovillo@redhat.com>
1880
1881         Mainline merge (gomp-merge-20050901)
1882
1883 2005-08-03  Diego Novillo  <dnovillo@redhat.com>
1884
1885         * cgraph.c (cgraph_add_new_function): When unit at a time is
1886         disabled, just add the new function to the graph and mark it
1887         as needed.
1888         * gimple-low.c (struct remap_locals_d, add_decls_to_set,
1889         build_remap_info, remap_locals_r, remap_locals_in_gomp_body):
1890         Move ...
1891         * tree-inline.c: ... here.
1892         (move_decl_to): New local function.
1893         (remap_locals_r): Call it.
1894         * tree-inline.h (remap_locals_in_gomp_body): Declare.
1895
1896 2005-08-01  Diego Novillo  <dnovillo@redhat.com>
1897
1898         * gimple-low.c (create_gomp_fn): Call create_tmp_var_name to
1899         create a new function name.
1900         (create_gomp_parallel_start): Fix contexts for block vars and
1901         function argument.
1902         (lower_gomp_expr): Fix type of first argument in call to
1903         GOMP_parallel_start.
1904
1905 2005-07-28  Diego Novillo  <dnovillo@redhat.com>
1906
1907         Mainline merge.
1908
1909 2005-07-13  Diego Novillo  <dnovillo@redhat.com>
1910
1911         * gimplify.c (gimplify_gomp_parallel): Really remove.
1912
1913 2005-07-13  Diego Novillo  <dnovillo@redhat.com>
1914
1915         * cgraph.c (cgraph_add_new_function): New.
1916         * cgraph.h (cgraph_add_new_function): Declare.
1917         * gimple-low.c (struct remap_locals_d): Declare.
1918         (add_decls_to_set): New.
1919         (build_remap_info): New.
1920         (remap_locals_r): New.
1921         (remap_locals_in_gomp_body): New.
1922         (create_gomp_fn): New.
1923         (create_gomp_parallel_start): New.
1924         (create_gomp_parallel_end): New.
1925         (lower_gomp_expr): New.
1926         (lower_stmt): Call it.
1927         * gimplify.c (gimplify_gomp_parallel): Remove.
1928         (gimplify_expr): Don't gimplify GOMP_PARALLEL.
1929         * tree-gimple.c (is_gimple_stmt): Consider GOMP_PARALLEL
1930         to be GIMPLE.
1931         * tree.def (GOMP_CLAUSE_SHARED, GOMP_CLAUSE_FIRSTPRIVATE,
1932         GOMP_CLAUSE_LASTPRIVATE, GOMP_CLAUSE_REDUCTION,
1933         GOMP_CLAUSE_COPYPRIVATE,): Define.
1934
1935 2005-06-13  Diego Novillo  <dnovillo@redhat.com>
1936
1937         * c-parser.c: Re-order and re-format OpenMP parsing helpers.
1938         (c_lex_one_token): Fix typo in comment.
1939         (c_parser_omp_directive): Emit GOMP_PARALLEL.
1940         (c_parser_pragma_omp_variable_list): Return TREE_LIST of VAR_DECLs.
1941         (c_parser_pragma_omp_clause_copyin): Return list of copyin variables.
1942         (c_parser_pragma_omp_clause_private): Likewise.
1943         * gimplify.c (gimplify_gomp_parallel): New.
1944         (gimplify_expr): Handle GOMP_PARALLEL.
1945         * tree-pretty-print.c (dumping_stmts): Remove.
1946         Update all users.
1947         (dump_generic_node): Handle GOMP_PARALLEL and GOMP_CLAUSE_PRIVATE.
1948         * tree.def (GOMP_CLAUSE_COPYIN, GOMP_CLAUSE_PRIVATE): Define.
1949         * tree.h (GOMP_PARALLEL_CLAUSES, GOMP_PARALLEL_BODY,
1950         GOMP_PRIVATE_VARS): Define.
1951
1952 2005-06-13  Diego Novillo  <dnovillo@redhat.com>
1953
1954         * tree.def (GOMP_PARALLEL, GOMP_FOR, GOMP_SECTIONS,
1955         GOMP_SECTION, GOMP_SINGLE, GOMP_MASTER, GOMP_CRITICAL,
1956         GOMP_BARRIER, GOMP_ORDERED): Define.
1957
1958 2005-06-13  Dmitry Kurochkin  <dmitry.kurochkin@gmail.com>
1959
1960         * c.opt (fopenmp): New flag.
1961         * c-parser.c (c_parse_init): Initialize OpenMP pragmas.
1962         (pragma_omp_kind, pragma_omp_clause): Declare.
1963         (c_token): Add omp_kind field.
1964         (c_lex_one_token): Handle CPP_PRAGMA.
1965         (c_token_starts_declspecs): Handle PRAGMA_OMP_THREADPRIVATE.
1966         (c_parser_declaration_or_fndef): Update comment, handle
1967         PRAGMA_OMP_THREADPRIVATE.
1968         (c_parser_compound_statement, c_parser_statement): Update comment.
1969         (c_parser_compound_statement_nostart): Handler PRAGMA_OMP_BARRIER
1970         and PRAGMA_OMP_FLUSH.
1971         (c_parser_statement_after_labels): Handle OpenMP pragmas.
1972         (c_parser_section_scope, c_parser_pragma,
1973         c_parser_pragma_omp_atomic, c_parser_pragma_omp_barrier,
1974         c_parser_pragma_omp_critical, c_parser_pragma_omp_flush,
1975         c_parser_pragma_omp_for, c_parser_pragma_omp_master,
1976         c_parser_pragma_omp_master, c_parser_pragma_omp_ordered,
1977         c_parser_pragma_omp_parallel,
1978         c_parser_pragma_omp_parallel_for,
1979         c_parser_pragma_omp_parallel_sections,
1980         c_parser_pragma_omp_section,
1981         c_parser_pragma_omp_sections, c_parser_pragma_omp_single,
1982         c_parser_pragma_omp_threadprivate,
1983         c_parser_pragma_omp_clause,
1984         c_parser_pragma_omp_variable_list,
1985         c_parser_pragma_omp_clause_copyin,
1986         c_parser_pragma_omp_clause_copyprivate,
1987         c_parser_pragma_omp_clause_default,
1988         c_parser_pragma_omp_clause_firstprivate,
1989         c_parser_pragma_omp_clause_if,
1990         c_parser_pragma_omp_clause_lastprivate,
1991         c_parser_pragma_omp_clause_nowait,
1992         c_parser_pragma_omp_clause_num_threads,
1993         c_parser_pragma_omp_clause_ordered,
1994         c_parser_pragma_omp_clause_private,
1995         c_parser_pragma_omp_clause_reduction,
1996         c_parser_pragma_omp_clause_schedule,
1997         c_parser_pragma_omp_clause_shared): New.