28567c40e2
* builtin-types.def (BT_FN_VOID_BOOL, BT_FN_VOID_SIZE_SIZE_PTR,
BT_FN_UINT_UINT_PTR_PTR, BT_FN_UINT_OMPFN_PTR_UINT_UINT,
BT_FN_BOOL_UINT_LONGPTR_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
BT_FN_BOOL_UINT_ULLPTR_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR,
BT_FN_BOOL_LONG_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
BT_FN_BOOL_BOOL_ULL_ULL_ULL_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR): New.
* gengtype.c (open_base_files): Add omp-general.h.
* gimple.c (gimple_build_omp_critical):
(gimple_build_omp_taskgroup): Add CLAUSES argument. Call
gimple_omp_taskgroup_set_clauses.
(gimple_build_omp_atomic_load): Add mo argument, call
gimple_omp_atomic_set_memory_order.
(gimple_build_omp_atomic_store): Likewise.
(gimple_copy): Adjust handling of GIMPLE_OMP_TASKGROUP.
* gimple.def (GIMPLE_OMP_TASKGROUP): Use GSS_OMP_SINGLE_LAYOUT
instead of GSS_OMP.
(GIMPLE_OMP_TEAMS): Use GSS_OMP_PARALLEL_LAYOUT instead
of GSS_OMP_SINGLE_LAYOUT, adjust comments.
* gimple.h (enum gf_mask): Add GF_OMP_TEAMS_HOST, GF_OMP_TASK_TASKWAIT
and GF_OMP_ATOMIC_MEMORY_ORDER. Remove GF_OMP_ATOMIC_SEQ_CST, use
different value for GF_OMP_ATOMIC_NEED_VALUE.
(struct gimple_statement_omp_taskreg): Add GIMPLE_OMP_TEAMS to
comments.
(struct gimple_statement_omp_single_layout): And remove here.
(struct gomp_teams): Inherit from gimple_statement_omp_taskreg rather
than gimple_statement_omp_single_layout.
(is_a_helper <gimple_statement_omp_taskreg *>::test): Allow
GIMPLE_OMP_TEAMS.
(is_a_helper <const gimple_statement_omp_taskreg *>::test): Likewise.
(gimple_omp_subcode): Formatting fix.
(gimple_omp_teams_child_fn, gimple_omp_teams_child_fn_ptr,
gimple_omp_teams_set_child_fn, gimple_omp_teams_data_arg,
gimple_omp_teams_data_arg_ptr, gimple_omp_teams_set_data_arg,
gimple_omp_teams_host, gimple_omp_teams_set_host,
gimple_omp_task_taskwait_p, gimple_omp_task_set_taskwait_p,
gimple_omp_taskgroup_clauses, gimple_omp_taskgroup_clauses_ptr,
gimple_omp_taskgroup_set_clauses): New inline functions.
(gimple_build_omp_atomic_load): Add enum omp_memory_order argument.
(gimple_build_omp_atomic_store): Likewise.
(gimple_omp_atomic_seq_cst_p): Remove.
(gimple_omp_atomic_memory_order): New function.
(gimple_omp_atomic_set_seq_cst): Remove.
(gimple_omp_atomic_set_memory_order): New function.
(gimple_build_omp_taskgroup): Add clauses argument.
* gimple-pretty-print.c (dump_gimple_omp_taskgroup): New function.
(dump_gimple_omp_task): Print taskwait with depend clauses.
(dump_gimple_omp_atomic_load, dump_gimple_omp_atomic_store): Use
dump_omp_atomic_memory_order.
(pp_gimple_stmt_1): Handle GIMPLE_OMP_TASKGROUP.
* gimplify.c (enum gimplify_omp_var_data): Add GOVD_MAP_ALLOC_ONLY,
GOVD_MAP_FROM_ONLY and GOVD_NONTEMPORAL.
(enum omp_region_type): Reserve bits 1 and 2 for auxiliary flags,
renumber values of most of ORT_* enumerators, add ORT_HOST_TEAMS,
ORT_COMBINED_HOST_TEAMS, ORT_TASKGROUP, ORT_TASKLOOP and
ORT_UNTIED_TASKLOOP enumerators.
(enum gimplify_defaultmap_kind): New.
(struct gimplify_omp_ctx): Remove target_map_scalars_firstprivate and
target_map_pointers_as_0len_arrays members, add defaultmap.
(new_omp_context): Initialize defaultmap member.
(gimple_add_tmp_var): Handle ORT_TASKGROUP like ORT_WORKSHARE.
(maybe_fold_stmt): Don't fold even in host teams regions.
(omp_firstprivatize_variable): Handle ORT_TASKGROUP like
ORT_WORKSHARE. Test ctx->defaultmap[GDMK_SCALAR] instead of
ctx->omp_firstprivatize_variable.
(omp_add_variable): Don't add private/firstprivate for VLAs in
ORT_TASKGROUP.
(omp_default_clause): Print "taskloop" rather than "task" if
ORT_*TASKLOOP.
(omp_notice_variable): Handle ORT_TASKGROUP like ORT_WORKSHARE.
Handle new defaultmap clause kinds.
(omp_is_private): Handle ORT_TASKGROUP like ORT_WORKSHARE. Allow simd
iterator to be lastprivate or private. Fix up diagnostics if linear
is used on collapse>1 simd iterator.
(omp_check_private): Handle ORT_TASKGROUP like ORT_WORKSHARE.
(gimplify_omp_depend): New function.
(gimplify_scan_omp_clauses): Add shared clause on parallel for
combined parallel master taskloop{, simd} if taskloop has
firstprivate, lastprivate or reduction clause. Handle
OMP_CLAUSE_REDUCTION_TASK diagnostics. Adjust tests for
ORT_COMBINED_TEAMS. Gimplify depend clauses with iterators. Handle
cancel and simd OMP_CLAUSE_IF_MODIFIERs. Handle
OMP_CLAUSE_NONTEMPORAL. Handle new defaultmap clause kinds. Handle
OMP_CLAUSE_{TASK,IN}_REDUCTION. Diagnose invalid conditional
lastprivate.
(gimplify_adjust_omp_clauses_1): Ignore GOVD_NONTEMPORAL. Handle
GOVD_MAP_ALLOC_ONLY and GOVD_MAP_FROM_ONLY.
(gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_NONTEMPORAL. Handle
OMP_CLAUSE_{TASK,IN}_REDUCTION.
(gimplify_omp_task): Handle taskwait with depend clauses.
(gimplify_omp_for): Add shared clause on parallel for combined
parallel master taskloop{, simd} if taskloop has firstprivate,
lastprivate or reduction clause. Use ORT_TASKLOOP or
ORT_UNTIED_TASKLOOP instead of ORT_TASK or ORT_UNTIED_TASK. Adjust
tests for ORT_COMBINED_TEAMS. Handle C++ range for loops with
NULL TREE_PURPOSE in OMP_FOR_ORIG_DECLS. Firstprivatize
__for_end and __for_range temporaries on OMP_PARALLEL for
distribute parallel for{, simd}. Move OMP_CLAUSE_REDUCTION
and OMP_CLAUSE_IN_REDUCTION from taskloop to the task construct
sandwiched in between two taskloops.
(computable_teams_clause): Test ctx->defaultmap[GDMK_SCALAR]
instead of ctx->omp_firstprivatize_variable.
(gimplify_omp_workshare): Set ort to ORT_HOST_TEAMS or
ORT_COMBINED_HOST_TEAMS if not inside of target construct. If
host teams, use gimplify_and_return_first etc. for body like
for target or target data constructs, and at the end call
gimple_omp_teams_set_host on the GIMPLE_OMP_TEAMS object.
(gimplify_omp_atomic): Use OMP_ATOMIC_MEMORY_ORDER instead
of OMP_ATOMIC_SEQ_CST, pass it as new argument to
gimple_build_omp_atomic_load and gimple_build_omp_atomic_store, remove
gimple_omp_atomic_set_seq_cst calls.
(gimplify_expr) <case OMP_TASKGROUP>: Move handling into a separate
case, handle taskgroup clauses.
* lto-streamer-out.c (hash_tree): Handle
OMP_CLAUSE_{TASK,IN}_REDUCTION.
* Makefile.in (GTFILES): Add omp-general.h.
* omp-builtins.def (BUILT_IN_GOMP_TASKWAIT_DEPEND,
BUILT_IN_GOMP_LOOP_NONMONOTONIC_RUNTIME_START,
BUILT_IN_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_START,
BUILT_IN_GOMP_LOOP_START, BUILT_IN_GOMP_LOOP_ORDERED_START,
BUILT_IN_GOMP_LOOP_DOACROSS_START,
BUILT_IN_GOMP_LOOP_NONMONOTONIC_RUNTIME_NEXT,
BUILT_IN_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_NEXT,
BUILT_IN_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_START,
BUILT_IN_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_START,
BUILT_IN_GOMP_LOOP_ULL_START, BUILT_IN_GOMP_LOOP_ULL_ORDERED_START,
BUILT_IN_GOMP_LOOP_ULL_DOACROSS_START,
BUILT_IN_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_NEXT,
BUILT_IN_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_NEXT,
BUILT_IN_GOMP_PARALLEL_LOOP_NONMONOTONIC_RUNTIME,
BUILT_IN_GOMP_PARALLEL_LOOP_MAYBE_NONMONOTONIC_RUNTIME,
BUILT_IN_GOMP_PARALLEL_REDUCTIONS, BUILT_IN_GOMP_SECTIONS2_START,
BUILT_IN_GOMP_TEAMS_REG, BUILT_IN_GOMP_TASKGROUP_REDUCTION_REGISTER,
BUILT_IN_GOMP_TASKGROUP_REDUCTION_UNREGISTER,
BUILT_IN_GOMP_TASK_REDUCTION_REMAP,
BUILT_IN_GOMP_WORKSHARE_TASK_REDUCTION_UNREGISTER): New builtins.
* omp-expand.c (workshare_safe_to_combine_p): Return false for
non-worksharing loops.
(omp_adjust_chunk_size): Don't adjust anything if chunk_size is zero.
(determine_parallel_type): Don't combine parallel with worksharing
which has _reductemp_ clause.
(expand_parallel_call): Emit the GOMP_*nonmonotonic_runtime* or
GOMP_*maybe_nonmonotonic_runtime* builtins instead of GOMP_*runtime*
if there is nonmonotonic modifier or if there is no modifier and no
ordered clause. For dynamic and guided schedule without monotonic
and nonmonotonic modifier, default to nonmonotonic.
(expand_omp_for): Likewise. Adjust expand_omp_for_generic caller, use
GOMP_loop{,_ull}{,_ordered,_doacross}_start builtins if there are
task reductions.
(expand_task_call): Add GOMP_TASK_FLAG_REDUCTION flag to flags if
there are any reduction clauses.
(expand_taskwait_call): New function.
(expand_teams_call): New function.
(expand_omp_taskreg): Allow GIMPLE_OMP_TEAMS and call
expand_teams_call for it. Formatting fix. Handle taskwait with
depend clauses.
(expand_omp_for_generic): Add SCHED_ARG argument. Handle expansion
of worksharing loops with task reductions.
(expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
expansion of worksharing loops with task reductions.
(expand_omp_sections): Handle expansion of sections with task
reductions.
(expand_omp_synch): For host teams call expand_omp_taskreg.
(omp_memory_order_to_memmodel): New function.
(expand_omp_atomic_load, expand_omp_atomic_store,
expand_omp_atomic_fetch_op): Use it and gimple_omp_atomic_memory_order
instead of gimple_omp_atomic_seq_cst_p.
(build_omp_regions_1, omp_make_gimple_edges): Treat taskwait with
depend clauses as a standalone directive.
* omp-general.c (enum omp_requires): New variable.
(omp_extract_for_data): Initialize have_reductemp member. Allow
NE_EXPR even in OpenMP loops, transform them into LT_EXPR or
GT_EXPR loops depending on incr sign. Formatting fixes.
* omp-general.h (struct omp_for_data): Add have_reductemp member.
(enum omp_requires): New enum.
(omp_requires_mask): Declare.
* omp-grid.c (grid_eliminate_combined_simd_part): Formatting fix.
Fix comment typos.
* omp-low.c (struct omp_context): Add task_reductions and
task_reduction_map fields.
(is_host_teams_ctx): New function.
(is_taskreg_ctx): Return true also if is_host_teams_ctx.
(use_pointer_for_field): Use is_global_var instead of
TREE_STATIC || DECL_EXTERNAL, and apply only if not privatized
in outer contexts.
(build_outer_var_ref): Ignore taskgroup outer contexts.
(delete_omp_context): Release task_reductions and task_reduction_map.
(scan_sharing_clauses): Don't add any fields for reduction clause on
taskloop. Handle OMP_CLAUSE__REDUCTEMP_. Handle
OMP_CLAUSE_{IN,TASK}_REDUCTION and OMP_CLAUSE_REDUCTION with task
modifier. Don't ignore shared clauses in is_host_teams_ctx contexts.
Handle OMP_CLAUSE_NONTEMPORAL.
(add_taskreg_looptemp_clauses): Add OMP_CLAUSE__REDUCTEMP_ clause if
needed.
(scan_omp_parallel): Add _reductemp_ clause if there are any reduction
clauses with task modifier.
(scan_omp_task): Handle taskwait with depend clauses.
(finish_taskreg_scan): Move field corresponding to _reductemp_ clause
first. Move also OMP_CLAUSE__REDUCTEMP_ clause in front if present.
Handle GIMPLE_OMP_TEAMS like GIMPLE_OMP_PARALLEL.
(scan_omp_for): Fix comment formatting.
(scan_omp_teams): Handle host teams constructs.
(check_omp_nesting_restrictions): Allow teams with no outer
OpenMP context. Adjust diagnostics for teams strictly nested into
some explicit OpenMP construct other than target. Allow OpenMP atomics
inside of simd regions.
(scan_omp_1_stmt): Call scan_sharing_clauses for taskgroups.
(scan_omp_1_stmt) <case GIMPLE_OMP_TEAMS>: Temporarily bump
taskreg_nesting_level while scanning host teams construct.
(task_reduction_read): New function.
(lower_rec_input_clauses): Handle OMP_CLAUSE_REDUCTION on taskloop
construct. Handle OMP_CLAUSE_IN_REDUCTION and OMP_CLAUSE__REDUCTEMP_
clauses. Handle OMP_CLAUSE_REDUCTION with task modifier. Remove
second argument create_tmp_var if it is NULL. Don't ignore shared
clauses in is_host_teams_ctx contexts. Handle
OMP_CLAUSE_FIRSTPRIVATE_NO_REFERENCE on OMP_CLAUSE_FIRSTPRIVATE
clauses.
(lower_reduction_clauses): Ignore reduction clauses with task
modifier. Remove second argument create_tmp_var if it is NULL.
Initialize OMP_ATOMIC_MEMORY_ORDER to relaxed.
(lower_send_clauses): Ignore reduction clauses with task modifier.
Handle OMP_CLAUSE__REDUCTEMP_. Don't send anything for
OMP_CLAUSE_REDUCTION on taskloop. Handle OMP_CLAUSE_IN_REDUCTION.
(maybe_add_implicit_barrier_cancel): Add OMP_RETURN argument, don't
rely that it is the last stmt in body so far. Ignore outer taskgroup
contexts.
(omp_task_reductions_find_first, omp_task_reduction_iterate,
lower_omp_task_reductions): New functions.
(lower_omp_sections): Handle reduction clauses with taskgroup
modifiers. Adjust maybe_add_implicit_barrier_cancel caller.
(lower_omp_single): Adjust maybe_add_implicit_barrier_cancel caller.
(lower_omp_for): Likewise. Handle reduction clauses with taskgroup
modifiers.
(lower_omp_taskgroup): Handle taskgroup reductions.
(create_task_copyfn): Copy over OMP_CLAUSE__REDUCTEMP_ pointer.
Handle OMP_CLAUSE_IN_REDUCTION and OMP_CLAUSE_REDUCTION clauses.
(lower_depend_clauses): If there are any
OMP_CLAUSE_DEPEND_DEPOBJ or OMP_CLAUSE_DEPEND_MUTEXINOUTSET
depend clauses, use a new array format. If OMP_CLAUSE_DEPEND_LAST is
seen, assume lowering is done already and return early. Set kind
on artificial depend clause to OMP_CLAUSE_DEPEND_LAST.
(lower_omp_taskreg): Handle reduction clauses with task modifier on
parallel construct. Handle reduction clause on taskloop construct.
Handle taskwait with depend clauses.
(lower_omp_1): Use lower_omp_taskreg instead of lower_omp_teams
for host teams constructs.
* tree.c (omp_clause_num_ops): Add in_reduction, task_reduction,
nontemporal and _reductemp_ clause entries.
(omp_clause_code_name): Likewise.
(walk_tree_1): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION,
OMP_CLAUSE_NONTEMPORAL and OMP_CLAUSE__REDUCTEMP_.
* tree-core.h (enum omp_clause_code): Add
OMP_CLAUSE_{{IN,TASK}_REDUCTION,NONTEMPORAL,_REDUCTEMP_}.
(enum omp_clause_defaultmap_kind, enum omp_memory_order): New.
(struct tree_base): Add omp_atomic_memory_order field into union.
Remove OMP_ATOMIC_SEQ_CST comment.
(enum omp_clause_depend_kind): Add OMP_CLAUSE_DEPEND_MUTEXINOUTSET
and OMP_CLAUSE_DEPEND_DEPOBJ.
(struct tree_omp_clause): Add subcode.defaultmap_kind.
* tree.def (OMP_TASKGROUP): Add another operand, move next to other
OpenMP constructs with body and clauses operands.
* tree.h (OMP_BODY): Use OMP_MASTER instead of OMP_TASKGROUP.
(OMP_CLAUSES): Use OMP_TASKGROUP instead of OMP_SINGLE.
(OMP_TASKGROUP_CLAUSES): Define.
(OMP_CLAUSE_DECL): Use OMP_CLAUSE__REDUCTEMP_ instead of
OMP_CLAUSE__LOOPTEMP_.
(OMP_ATOMIC_SEQ_CST): Remove.
(OMP_ATOMIC_MEMORY_ORDER, OMP_CLAUSE_FIRSTPRIVATE_NO_REFERENCE,
OMP_CLAUSE_LASTPRIVATE_CONDITIONAL): Define.
(OMP_CLAUSE_REDUCTION_CODE, OMP_CLAUSE_REDUCTION_INIT,
OMP_CLAUSE_REDUCTION_MERGE, OMP_CLAUSE_REDUCTION_PLACEHOLDER,
OMP_CLAUSE_REDUCTION_DECL_PLACEHOLDER,
OMP_CLAUSE_REDUCTION_OMP_ORIG_REF): Handle
OMP_CLAUSE_{,IN_,TASK_}REDUCTION.
(OMP_CLAUSE_REDUCTION_TASK, OMP_CLAUSE_REDUCTION_INSCAN,
OMP_CLAUSE_DEFAULTMAP_KIND, OMP_CLAUSE_DEFAULTMAP_CATEGORY,
OMP_CLAUSE_DEFAULTMAP_BEHAVIOR, OMP_CLAUSE_DEFAULTMAP_SET_KIND):
Define.
* tree-inline.c (remap_gimple_stmt): Remap taskgroup clauses.
* tree-nested.c (convert_nonlocal_omp_clauses): Handle
OMP_CLAUSE__REDUCTEMP_, OMP_CLAUSE_NONTEMPORAL.
(convert_local_omp_clauses): Likewise. Remove useless test.
* tree-parloops.c (create_call_for_reduction_1): Pass
OMP_MEMORY_ORDER_RELAXED as new argument to
dump_gimple_omp_atomic_load and dump_gimple_omp_atomic_store.
* tree-pretty-print.c (dump_omp_iterators): New function.
(dump_omp_clause): Handle OMP_CLAUSE__REDUCTEMP_,
OMP_CLAUSE_NONTEMPORAL, OMP_CLAUSE_{TASK,IN}_REDUCTION. Print
reduction modifiers. Handle OMP_CLAUSE_DEPEND_DEPOBJ and
OMP_CLAUSE_DEPEND_MUTEXINOUTSET. Print iterators in depend clauses.
Print __internal__ for OMP_CLAUSE_DEPEND_LAST. Handle cancel and
simd OMP_CLAUSE_IF_MODIFIERs. Handle new kinds of
OMP_CLAUSE_DEFAULTMAP. Print conditional: for
OMP_CLAUSE_LASTPRIVATE_CONDITIONAL.
(dump_omp_atomic_memory_order): New function.
(dump_generic_node): Use it. Print taskgroup clauses. Print
taskwait with depend clauses.
* tree-pretty-print.h (dump_omp_atomic_memory_order): Declare.
* tree-streamer-in.c (unpack_ts_omp_clause_value_fields):
Handle OMP_CLAUSE_{TASK,IN}_REDUCTION.
* tree-streamer-out.c (pack_ts_omp_clause_value_fields,
write_ts_omp_clause_tree_pointers): Likewise.
gcc/c-family/
* c-common.h (c_finish_omp_taskgroup): Add CLAUSES argument.
(c_finish_omp_atomic): Replace bool SEQ_CST argument with
enum omp_memory_order MEMORY_ORDER.
(c_finish_omp_flush): Add MO argument.
(c_omp_depend_t_p, c_finish_omp_depobj): Declare.
(c_finish_omp_for): Add FINAL_P argument.
* c-omp.c: Include memmodel.h.
(c_finish_omp_taskgroup): Add CLAUSES argument. Set
OMP_TASKGROUP_CLAUSES to it.
(c_finish_omp_atomic): Replace bool SEQ_CST argument with
enum omp_memory_order MEMORY_ORDER. Set OMP_ATOMIC_MEMORY_ORDER
instead of OMP_ATOMIC_SEQ_CST.
(c_omp_depend_t_p, c_finish_omp_depobj): New functions.
(c_finish_omp_flush): Add MO argument, if not MEMMODEL_LAST, emit
__atomic_thread_fence call with the given value.
(check_omp_for_incr_expr): Formatting fixes.
(c_finish_omp_for): Add FINAL_P argument. Allow NE_EXPR
even in OpenMP loops, diagnose if NE_EXPR and incr expression
is not constant expression 1 or -1. Transform NE_EXPR loops
with iterators pointers to VLA into LT_EXPR or GT_EXPR loops.
(c_omp_check_loop_iv_r): Look for orig decl of C++ range for
loops too.
(c_omp_split_clauses): Add support for combined
#pragma omp parallel master and
#pragma omp {,parallel }master taskloop{, simd} constructs.
Handle OMP_CLAUSE_IN_REDUCTION. Handle OMP_CLAUSE_REDUCTION_TASK.
Handle OMP_CLAUSE_NONTEMPORAL. Handle splitting OMP_CLAUSE_IF
also to OMP_SIMD. Copy OMP_CLAUSE_LASTPRIVATE_CONDITIONAL.
(c_omp_predetermined_sharing): Don't return
OMP_CLAUSE_DEFAULT_SHARED for const qualified decls.
* c-pragma.c (omp_pragmas): Add PRAGMA_OMP_DEPOBJ and
PRAGMA_OMP_REQUIRES.
* c-pragma.h (enum pragma_kind): Likewise.
(enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_NONTEMPORAL
and PRAGMA_OMP_CLAUSE_{IN,TASK}_REDUCTION.
gcc/c/
* c-parser.c: Include memmode.h.
(c_parser_omp_depobj, c_parser_omp_requires): New functions.
(c_parser_pragma): Handle PRAGMA_OMP_DEPOBJ and PRAGMA_OMP_REQUIRES.
(c_parser_omp_clause_name): Handle nontemporal, in_reduction and
task_reduction clauses.
(c_parser_omp_variable_list): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION.
For OMP_CLAUSE_DEPEND, parse clause operands as either an array
section, or lvalue assignment expression.
(c_parser_omp_clause_if): Handle cancel and simd modifiers.
(c_parser_omp_clause_lastprivate): Parse optional
conditional: modifier.
(c_parser_omp_clause_hint): Require constant integer expression rather
than just integer expression.
(c_parser_omp_clause_defaultmap): Parse new kinds of defaultmap
clause.
(c_parser_omp_clause_reduction): Add IS_OMP and KIND arguments.
Parse reduction modifiers. Pass KIND to c_parser_omp_variable_list.
(c_parser_omp_clause_nontemporal, c_parser_omp_iterators): New
functions.
(c_parser_omp_clause_depend): Parse iterator modifier and handle
iterators. Parse mutexinoutset and depobj kinds.
(c_parser_oacc_all_clauses): Adjust c_parser_omp_clause_reduction
callers.
(c_parser_omp_all_clauses): Likewise. Handle
PRAGMA_OMP_CLAUSE_NONTEMPORAL and
PRAGMA_OMP_CLAUSE_{IN,TASK}_REDUCTION.
(c_parser_omp_atomic): Parse hint and memory order clauses. Handle
default memory order from requires directive if any. Adjust
c_finish_omp_atomic caller.
(c_parser_omp_critical): Allow comma in between (name) and hint clause.
(c_parser_omp_flush): Parse flush with memory-order-clause.
(c_parser_omp_for_loop): Allow NE_EXPR even in
OpenMP loops, adjust c_finish_omp_for caller.
(OMP_SIMD_CLAUSE_MASK): Add if and nontemporal clauses.
(c_parser_omp_master): Add p_name, mask and cclauses arguments.
Allow to be called while parsing combined parallel master.
Parse combined master taskloop{, simd}.
(c_parser_omp_parallel): Parse combined
parallel master{, taskloop{, simd}} constructs.
(OMP_TASK_CLAUSE_MASK): Add in_reduction clause.
(OMP_TASKGROUP_CLAUSE_MASK): Define.
(c_parser_omp_taskgroup): Add LOC argument. Parse taskgroup clauses.
(OMP_TASKWAIT_CLAUSE_MASK): Define.
(c_parser_omp_taskwait): Handle taskwait with depend clauses.
(c_parser_omp_teams): Force a BIND_EXPR with BLOCK
around teams body. Use SET_EXPR_LOCATION.
(c_parser_omp_target_data): Allow target data
with only use_device_ptr clauses.
(c_parser_omp_target): Use SET_EXPR_LOCATION. Set
OMP_REQUIRES_TARGET_USED bit in omp_requires_mask.
(c_parser_omp_requires): New function.
(c_finish_taskloop_clauses): New function.
(OMP_TASKLOOP_CLAUSE_MASK): Add reduction and in_reduction clauses.
(c_parser_omp_taskloop): Use c_finish_taskloop_clauses. Add forward
declaration. Disallow in_reduction clause when combined with parallel
master.
(c_parser_omp_construct): Adjust c_parser_omp_master and
c_parser_omp_taskgroup callers.
* c-typeck.c (c_finish_omp_cancel): Diagnose if clause with modifier
other than cancel.
(handle_omp_array_sections_1): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION
like OMP_CLAUSE_REDUCTION.
(handle_omp_array_sections): Likewise. Call save_expr on array
reductions before calling build_index_type. Handle depend clauses
with iterators.
(struct c_find_omp_var_s): New type.
(c_find_omp_var_r, c_omp_finish_iterators): New functions.
(c_finish_omp_clauses): Don't diagnose nonmonotonic clause
with static, runtime or auto schedule kinds. Call save_expr for whole
array reduction sizes. Diagnose reductions with zero sized elements
or variable length structures. Diagnose nogroup clause used with
reduction clause(s). Handle depend clause with
OMP_CLAUSE_DEPEND_DEPOBJ. Diagnose bit-fields. Require
omp_depend_t type for OMP_CLAUSE_DEPEND_DEPOBJ kinds and
some different type for other kinds. Use build_unary_op with
ADDR_EXPR and build_indirect_ref instead of c_mark_addressable.
Handle depend clauses with iterators. Remove no longer needed special
case that predetermined const qualified vars may be specified in
firstprivate clause. Complain if const qualified vars are mentioned
in data-sharing clauses other than firstprivate or shared. Use
error_at with OMP_CLAUSE_LOCATION (c) as first argument instead of
error. Formatting fix. Handle OMP_CLAUSE_NONTEMPORAL and
OMP_CLAUSE_{IN,TASK}_REDUCTION. Allow any lvalue as
OMP_CLAUSE_DEPEND operand (besides array section), adjust diagnostics.
gcc/cp/
* constexpr.c (potential_constant_expression_1): Handle OMP_DEPOBJ.
* cp-gimplify.c (cp_genericize_r): Handle
OMP_CLAUSE_{IN,TASK}_REDUCTION.
(cxx_omp_predetermined_sharing_1): Don't return
OMP_CLAUSE_DEFAULT_SHARED for const qualified decls with no mutable
member. Return OMP_CLAUSE_DEFAULT_FIRSTPRIVATE for this pointer.
* cp-objcp-common.c (cp_common_init_ts): Handle OMP_DEPOBJ.
* cp-tree.def (OMP_DEPOBJ): New tree code.
* cp-tree.h (OMP_ATOMIC_DEPENDENT_P): Return true also for first
argument being OMP_CLAUSE.
(OMP_DEPOBJ_DEPOBJ, OMP_DEPOBJ_CLAUSES): Define.
(cp_convert_omp_range_for, cp_finish_omp_range_for): Declare.
(finish_omp_atomic): Add LOC, CLAUSES and MO arguments. Remove
SEQ_CST argument.
(finish_omp_for_block): Declare.
(finish_omp_flush): Add MO argument.
(finish_omp_depobj): Declare.
* cxx-pretty-print.c (cxx_pretty_printer::statement): Handle
OMP_DEPOBJ.
* dump.c (cp_dump_tree): Likewise.
* lex.c (cxx_init): Likewise.
* parser.c: Include memmodel.h.
(cp_parser_for): Pass false as new is_omp argument to
cp_parser_range_for.
(cp_parser_range_for): Add IS_OMP argument, return before finalizing
if it is true.
(cp_parser_omp_clause_name): Handle nontemporal, in_reduction and
task_reduction clauses.
(cp_parser_omp_var_list_no_open): Handle
OMP_CLAUSE_{IN,TASK}_REDUCTION. For OMP_CLAUSE_DEPEND, parse clause
operands as either an array section, or lvalue assignment expression.
(cp_parser_omp_clause_if): Handle cancel and simd modifiers.
(cp_parser_omp_clause_defaultmap): Parse new kinds of defaultmap
clause.
(cp_parser_omp_clause_reduction): Add IS_OMP and KIND arguments.
Parse reduction modifiers. Pass KIND to c_parser_omp_variable_list.
(cp_parser_omp_clause_lastprivate, cp_parser_omp_iterators): New
functions.
(cp_parser_omp_clause_depend): Parse iterator modifier and handle
iterators. Parse mutexinoutset and depobj kinds.
(cp_parser_oacc_all_clauses): Adjust cp_parser_omp_clause_reduction
callers.
(cp_parser_omp_all_clauses): Likewise. Handle
PRAGMA_OMP_CLAUSE_NONTEMPORAL and
PRAGMA_OMP_CLAUSE_{IN,TASK}_REDUCTION. Call
cp_parser_omp_clause_lastprivate for OpenMP lastprivate clause.
(cp_parser_omp_atomic): Pass pragma_tok->location as
LOC to finish_omp_atomic. Parse hint and memory order clauses.
Handle default memory order from requires directive if any. Adjust
finish_omp_atomic caller.
(cp_parser_omp_critical): Allow comma in between (name) and hint
clause.
(cp_parser_omp_depobj): New function.
(cp_parser_omp_flush): Parse flush with memory-order-clause.
(cp_parser_omp_for_cond): Allow NE_EXPR even in OpenMP loops.
(cp_convert_omp_range_for, cp_finish_omp_range_for): New functions.
(cp_parser_omp_for_loop): Parse C++11 range for loops among omp
loops. Handle OMP_CLAUSE_IN_REDUCTION like OMP_CLAUSE_REDUCTION.
(OMP_SIMD_CLAUSE_MASK): Add if and nontemporal clauses.
(cp_parser_omp_simd, cp_parser_omp_for): Call keep_next_level before
begin_omp_structured_block and call finish_omp_for_block on
finish_omp_structured_block result.
(cp_parser_omp_master): Add p_name, mask and cclauses arguments.
Allow to be called while parsing combined parallel master.
Parse combined master taskloop{, simd}.
(cp_parser_omp_parallel): Parse combined
parallel master{, taskloop{, simd}} constructs.
(cp_parser_omp_single): Use SET_EXPR_LOCATION.
(OMP_TASK_CLAUSE_MASK): Add in_reduction clause.
(OMP_TASKWAIT_CLAUSE_MASK): Define.
(cp_parser_omp_taskwait): Handle taskwait with depend clauses.
(OMP_TASKGROUP_CLAUSE_MASK): Define.
(cp_parser_omp_taskgroup): Parse taskgroup clauses, adjust
c_finish_omp_taskgroup caller.
(cp_parser_omp_distribute): Call keep_next_level before
begin_omp_structured_block and call finish_omp_for_block on
finish_omp_structured_block result.
(cp_parser_omp_teams): Force a BIND_EXPR with BLOCK around teams
body.
(cp_parser_omp_target_data): Allow target data with only
use_device_ptr clauses.
(cp_parser_omp_target): Set OMP_REQUIRES_TARGET_USED bit in
omp_requires_mask.
(cp_parser_omp_requires): New function.
(OMP_TASKLOOP_CLAUSE_MASK): Add reduction and in_reduction clauses.
(cp_parser_omp_taskloop): Add forward declaration. Disallow
in_reduction clause when combined with parallel master. Call
keep_next_level before begin_omp_structured_block and call
finish_omp_for_block on finish_omp_structured_block result.
(cp_parser_omp_construct): Adjust cp_parser_omp_master caller.
(cp_parser_pragma): Handle PRAGMA_OMP_DEPOBJ and PRAGMA_OMP_REQUIRES.
* pt.c (tsubst_omp_clause_decl): Add iterators_cache argument.
Adjust recursive calls. Handle iterators.
(tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION and
OMP_CLAUSE_NONTEMPORAL. Adjust tsubst_omp_clause_decl callers.
(tsubst_decomp_names):
(tsubst_omp_for_iterator): Change orig_declv into a reference.
Handle range for loops. Move orig_declv handling after declv/initv
handling.
(tsubst_expr): Force a BIND_EXPR with BLOCK around teams body.
Adjust finish_omp_atomic caller. Call keep_next_level before
begin_omp_structured_block. Call cp_finish_omp_range_for for range
for loops and use {begin,finish}_omp_structured_block instead of
{push,pop}_stmt_list if there are any range for loops. Call
finish_omp_for_block on finish_omp_structured_block result.
Handle OMP_DEPOBJ. Handle taskwait with depend clauses. For
OMP_ATOMIC call tsubst_omp_clauses on clauses if any, adjust
finish_omp_atomic caller. Use OMP_ATOMIC_MEMORY_ORDER rather
than OMP_ATOMIC_SEQ_CST. Handle clauses on OMP_TASKGROUP.
(dependent_omp_for_p): Always return true for range for loops if
processing_template_decl. Return true if class type iterator
does not have INTEGER_CST increment.
* semantics.c: Include memmodel.h.
(handle_omp_array_sections_1): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION
like OMP_CLAUSE_REDUCTION.
(handle_omp_array_sections): Likewise. Call save_expr on array
reductions before calling build_index_type. Handle depend clauses
with iterators.
(finish_omp_reduction_clause): Call save_expr for whole array
reduction sizes. Don't mark OMP_CLAUSE_DECL addressable if it has
reference type. Do mark decl_placeholder addressable if needed.
Use error_at with OMP_CLAUSE_LOCATION (c) as first argument instead
of error.
(cp_omp_finish_iterators): New function.
(finish_omp_clauses): Don't diagnose nonmonotonic clause with static,
runtime or auto schedule kinds. Diagnose nogroup clause used with
reduction clause(s). Handle depend clause with
OMP_CLAUSE_DEPEND_DEPOBJ. Diagnose bit-fields. Require
omp_depend_t type for OMP_CLAUSE_DEPEND_DEPOBJ kinds and
some different type for other kinds. Use cp_build_addr_expr
and cp_build_indirect_ref instead of cxx_mark_addressable.
Handle depend clauses with iterators. Only handle static data members
in the special case that const qualified vars may be specified in
firstprivate clause. Complain if const qualified vars without mutable
members are mentioned in data-sharing clauses other than firstprivate
or shared. Use error_at with OMP_CLAUSE_LOCATION (c) as first
argument instead of error. Diagnose more than one nontemporal clause
refering to the same variable. Use error_at rather than error for
priority and hint clause diagnostics. Fix pasto for hint clause.
Diagnose hint expression that doesn't fold into INTEGER_CST.
Diagnose if clause with modifier other than cancel. Handle
OMP_CLAUSE_{IN,TASK}_REDUCTION like OMP_CLAUSE_REDUCTION. Allow any
lvalue as OMP_CLAUSE_DEPEND operand (besides array section), adjust
diagnostics.
(handle_omp_for_class_iterator): Don't create a new TREE_LIST if one
has been created already for range for, just fill TREE_PURPOSE and
TREE_VALUE. Call cp_fully_fold on incr.
(finish_omp_for): Don't check cond/incr if cond is global_namespace.
Pass to c_omp_check_loop_iv_exprs orig_declv if non-NULL. Don't
use IS_EMPTY_STMT on NULL pre_body. Adjust c_finish_omp_for caller.
(finish_omp_for_block): New function.
(finish_omp_atomic): Add LOC argument, pass it through
to c_finish_omp_atomic and set it as location of OMP_ATOMIC* trees.
Remove SEQ_CST argument. Add CLAUSES and MO arguments. Adjust
c_finish_omp_atomic caller. Stick clauses if any into first argument
of wrapping OMP_ATOMIC.
(finish_omp_depobj): New function.
(finish_omp_flush): Add MO argument, if not
MEMMODEL_LAST, emit __atomic_thread_fence call with the given value.
(finish_omp_cancel): Diagnose if clause with modifier other than
cancel.
gcc/fortran/
* trans-openmp.c (gfc_trans_omp_clauses): Use
OMP_CLAUSE_DEFAULTMAP_SET_KIND.
(gfc_trans_omp_atomic): Set OMP_ATOMIC_MEMORY_ORDER
rather than OMP_ATOMIC_SEQ_CST.
(gfc_trans_omp_taskgroup): Build OMP_TASKGROUP using
make_node instead of build1_loc.
* types.def (BT_FN_VOID_BOOL, BT_FN_VOID_SIZE_SIZE_PTR,
BT_FN_UINT_UINT_PTR_PTR, BT_FN_UINT_OMPFN_PTR_UINT_UINT,
BT_FN_BOOL_UINT_LONGPTR_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
BT_FN_BOOL_UINT_ULLPTR_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR,
BT_FN_BOOL_LONG_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
BT_FN_BOOL_BOOL_ULL_ULL_ULL_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR): New.
(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): Formatting fix.
gcc/testsuite/
* c-c++-common/gomp/atomic-17.c: New test.
* c-c++-common/gomp/atomic-18.c: New test.
* c-c++-common/gomp/atomic-19.c: New test.
* c-c++-common/gomp/atomic-20.c: New test.
* c-c++-common/gomp/atomic-21.c: New test.
* c-c++-common/gomp/atomic-22.c: New test.
* c-c++-common/gomp/clauses-1.c (r2): New variable.
(foo): Add ntm argument and test if and nontemporal clauses on
constructs with simd.
(bar): Put taskloop simd inside of taskgroup with task_reduction,
use in_reduction clause instead of reduction. Add another
taskloop simd without nogroup clause, but with reduction clause and
a new in_reduction. Add ntm and i3 arguments. Test if and
nontemporal clauses on constructs with simd. Change if clauses on
some constructs from specific to the particular constituents to one
without a modifier. Add new tests for combined host teams and for
new parallel master and {,parallel }master taskloop{, simd} combined
constructs.
(baz): New function with host teams tests.
* gcc.dg/gomp/combined-1.c: Moved to ...
* c-c++-common/gomp/combined-1.c: ... here. Adjust expected library
call.
* c-c++-common/gomp/combined-2.c: New test.
* c-c++-common/gomp/combined-3.c: New test.
* c-c++-common/gomp/critical-1.c: New test.
* c-c++-common/gomp/critical-2.c: New test.
* c-c++-common/gomp/default-1.c: New test.
* c-c++-common/gomp/defaultmap-1.c: New test.
* c-c++-common/gomp/defaultmap-2.c: New test.
* c-c++-common/gomp/defaultmap-3.c: New test.
* c-c++-common/gomp/depend-5.c: New test.
* c-c++-common/gomp/depend-6.c: New test.
* c-c++-common/gomp/depend-iterator-1.c: New test.
* c-c++-common/gomp/depend-iterator-2.c: New test.
* c-c++-common/gomp/depobj-1.c: New test.
* c-c++-common/gomp/flush-1.c: New test.
* c-c++-common/gomp/flush-2.c: New test.
* c-c++-common/gomp/for-1.c: New test.
* c-c++-common/gomp/for-2.c: New test.
* c-c++-common/gomp/for-3.c: New test.
* c-c++-common/gomp/for-4.c: New test.
* c-c++-common/gomp/for-5.c: New test.
* c-c++-common/gomp/for-6.c: New test.
* c-c++-common/gomp/for-7.c: New test.
* c-c++-common/gomp/if-1.c (foo): Add some further tests.
* c-c++-common/gomp/if-2.c (foo): Likewise. Expect slightly different
diagnostics wording in one case.
* c-c++-common/gomp/if-3.c: New test.
* c-c++-common/gomp/master-combined-1.c: New test.
* c-c++-common/gomp/master-combined-2.c: New test.
* c-c++-common/gomp/nontemporal-1.c: New test.
* c-c++-common/gomp/nontemporal-2.c: New test.
* c-c++-common/gomp/reduction-task-1.c: New test.
* c-c++-common/gomp/reduction-task-2.c: New test.
* c-c++-common/gomp/requires-1.c: New test.
* c-c++-common/gomp/requires-2.c: New test.
* c-c++-common/gomp/requires-3.c: New test.
* c-c++-common/gomp/requires-4.c: New test.
* c-c++-common/gomp/schedule-modifiers-1.c (bar): Don't expect
diagnostics for nonmonotonic modifier with static, runtime or auto
schedule kinds.
* c-c++-common/gomp/simd7.c: New test.
* c-c++-common/gomp/target-data-1.c: New test.
* c-c++-common/gomp/taskloop-reduction-1.c: New test.
* c-c++-common/gomp/taskwait-depend-1.c: New test.
* c-c++-common/gomp/teams-1.c: New test.
* c-c++-common/gomp/teams-2.c: New test.
* gcc.dg/gomp/appendix-a/a.24.1.c: Update from OpenMP examples. Add
shared(c) clause.
* gcc.dg/gomp/atomic-5.c (f1): Add another expected error.
* gcc.dg/gomp/clause-1.c: Adjust expected diagnostics for const
qualified vars without mutable member no longer being predeterined
shared.
* gcc.dg/gomp/sharing-1.c: Likewise.
* g++.dg/gomp/clause-3.C: Likewise.
* g++.dg/gomp/member-2.C: Likewise.
* g++.dg/gomp/predetermined-1.C: Likewise.
* g++.dg/gomp/private-1.C: Likewise.
* g++.dg/gomp/sharing-1.C: Likewise.
* g++.dg/gomp/sharing-2.C: Likewise. Add a few tests with aggregate
const static data member without mutable elements.
* gcc.dg/gomp/for-4.c: Expected nonmonotonic functions in the dumps.
* gcc.dg/gomp/for-5.c: Likewise.
* gcc.dg/gomp/for-6.c: Change expected library call.
* gcc.dg/gomp/pr39495-2.c (foo): Don't expect errors on !=.
* gcc.dg/gomp/reduction-2.c: New test.
* gcc.dg/gomp/simd-1.c: New test.
* gcc.dg/gomp/teams-1.c: Adjust expected diagnostic lines.
* g++.dg/gomp/atomic-18.C: New test.
* g++.dg/gomp/atomic-19.C: New test.
* g++.dg/gomp/atomic-5.C (f1): Adjust expected lines of read-only
variable messages. Add another expected error.
* g++.dg/gomp/critical-3.C: New test.
* g++.dg/gomp/depend-iterator-1.C: New test.
* g++.dg/gomp/depend-iterator-2.C: New test.
* g++.dg/gomp/depobj-1.C: New test.
* g++.dg/gomp/doacross-1.C: New test.
* g++.dg/gomp/for-21.C: New test.
* g++.dg/gomp/for-4.C: Expected nonmonotonic functions in the dumps.
* g++.dg/gomp/for-5.C: Likewise.
* g++.dg/gomp/for-6.C: Change expected library call.
* g++.dg/gomp/loop-4.C: New test.
* g++.dg/gomp/pr33372-1.C: Adjust location of the expected
diagnostics.
* g++.dg/gomp/pr33372-3.C: Likewise.
* g++.dg/gomp/pr39495-2.C (foo): Don't expect errors on !=.
* g++.dg/gomp/simd-2.C: New test.
* g++.dg/gomp/tpl-atomic-2.C: Adjust expected diagnostic lines.
include/
* gomp-constants.h (GOMP_TASK_FLAG_REDUCTION,
GOMP_DEPEND_IN, GOMP_DEPEND_OUT, GOMP_DEPEND_INOUT,
GOMP_DEPEND_MUTEXINOUTSET): Define.
libgomp/
* affinity.c (gomp_display_affinity_place): New function.
* affinity-fmt.c: New file.
* alloc.c (gomp_aligned_alloc, gomp_aligned_free): New functions.
* config/linux/affinity.c (gomp_display_affinity_place): New function.
* config/nvptx/icv-device.c (omp_get_num_teams, omp_get_team_num):
Move these functions to ...
* config/nvptx/teams.c: ... here. New file.
* config/nvptx/target.c (omp_pause_resource, omp_pause_resource_all):
New functions.
* config/nvptx/team.c (gomp_team_start, gomp_pause_host): New
functions.
* configure.ac: Check for aligned_alloc, posix_memalign, memalign
and _aligned_malloc.
(HAVE_UNAME, HAVE_GETHOSTNAME, HAVE_GETPID): Add new tests.
* configure.tgt: Add -DUSING_INITIAL_EXEC_TLS to XCFLAGS for Linux.
* env.c (gomp_display_affinity_var, gomp_affinity_format_var,
gomp_affinity_format_len): New variables.
(parse_schedule): Parse monotonic and nonmonotonic modifiers in
OMP_SCHEDULE variable. Set GFS_MONOTONIC for monotonic schedules.
(handle_omp_display_env): Display monotonic/nonmonotonic schedule
modifiers. Display (non-default) chunk sizes. Print
OMP_DISPLAY_AFFINITY and OMP_AFFINITY_FORMAT.
(initialize_env): Don't call pthread_attr_setdetachstate. Handle
OMP_DISPLAY_AFFINITY and OMP_AFFINITY_FORMAT env vars.
* fortran.c: Include stdio.h and string.h.
(omp_pause_resource, omp_pause_resource_all): Add ialias_redirect.
(omp_get_schedule_, omp_get_schedule_8_): Mask off GFS_MONOTONIC bit.
(omp_set_affinity_format_, omp_get_affinity_format_,
omp_display_affinity_, omp_capture_affinity_, omp_pause_resource_,
omp_pause_resource_all_): New functions.
* icv.c (omp_set_schedule): Mask off omp_sched_monotonic bit in
switch.
* icv-device.c (omp_get_num_teams, omp_get_team_num): Move these
functions to ...
* teams.c: ... here. New file.
* libgomp_g.h: Include gstdint.h.
(GOMP_loop_nonmonotonic_runtime_start,
GOMP_loop_maybe_nonmonotonic_runtime_start, GOMP_loop_start,
GOMP_loop_ordered_start, GOMP_loop_nonmonotonic_runtime_next,
GOMP_loop_maybe_nonmonotonic_runtime_next, GOMP_loop_doacross_start,
GOMP_parallel_loop_nonmonotonic_runtime,
GOMP_parallel_loop_maybe_nonmonotonic_runtime,
GOMP_loop_ull_nonmonotonic_runtime_start,
GOMP_loop_ull_maybe_nonmonotonic_runtime_start, GOMP_loop_ull_start,
GOMP_loop_ull_ordered_start, GOMP_loop_ull_nonmonotonic_runtime_next,
GOMP_loop_ull_maybe_nonmonotonic_runtime_next,
GOMP_loop_ull_doacross_start, GOMP_parallel_reductions,
GOMP_taskwait_depend, GOMP_taskgroup_reduction_register,
GOMP_taskgroup_reduction_unregister, GOMP_task_reduction_remap,
GOMP_workshare_task_reduction_unregister, GOMP_sections2_start,
GOMP_teams_reg): Declare.
* libgomp.h (GOMP_HAVE_EFFICIENT_ALIGNED_ALLOC): Define unless
gomp_aligned_alloc uses fallback implementation.
(gomp_aligned_alloc, gomp_aligned_free): Declare.
(enum gomp_schedule_type): Add GFS_MONOTONIC.
(struct gomp_doacross_work_share): Add extra field.
(struct gomp_work_share): Add task_reductions field.
(struct gomp_taskgroup): Add workshare and reductions fields.
(GOMP_NEEDS_THREAD_HANDLE): Define if needed.
(gomp_thread_handle): New typedef.
(gomp_display_affinity_place, gomp_set_affinity_format,
gomp_display_string, gomp_display_affinity,
gomp_display_affinity_thread): Declare.
(gomp_doacross_init, gomp_doacross_ull_init): Add size_t argument.
(gomp_parallel_reduction_register, gomp_workshare_taskgroup_start,
gomp_workshare_task_reduction_register): Declare.
(gomp_team_start): Add taskgroup argument.
(gomp_pause_host): Declare.
(gomp_init_work_share, gomp_work_share_start): Change bool argument
to size_t.
(gomp_thread_self, gomp_thread_to_pthread_t): New inline functions.
* libgomp.map (GOMP_5.0): Export GOMP_loop_start,
GOMP_loop_ordered_start, GOMP_loop_doacross_start,
GOMP_loop_ull_start, GOMP_loop_ull_ordered_start,
GOMP_loop_ull_doacross_start,
GOMP_workshare_task_reduction_unregister, GOMP_sections2_start,
GOMP_loop_maybe_nonmonotonic_runtime_next,
GOMP_loop_maybe_nonmonotonic_runtime_start,
GOMP_loop_nonmonotonic_runtime_next,
GOMP_loop_nonmonotonic_runtime_start,
GOMP_loop_ull_maybe_nonmonotonic_runtime_next,
GOMP_loop_ull_maybe_nonmonotonic_runtime_start,
GOMP_loop_ull_nonmonotonic_runtime_next,
GOMP_loop_ull_nonmonotonic_runtime_start,
GOMP_parallel_loop_maybe_nonmonotonic_runtime,
GOMP_parallel_loop_nonmonotonic_runtime, GOMP_parallel_reductions,
GOMP_taskgroup_reduction_register,
GOMP_taskgroup_reduction_unregister, GOMP_task_reduction_remap,
GOMP_teams_reg and GOMP_taskwait_depend.
(OMP_5.0): Export omp_pause_resource{,_all}{,_},
omp_{capture,display}_affinity{,_}, and
omp_[gs]et_affinity_format{,_}.
* loop.c: Include string.h.
(GOMP_loop_runtime_next): Add ialias.
(GOMP_taskgroup_reduction_register): Add ialias_redirect.
(gomp_loop_static_start, gomp_loop_dynamic_start,
gomp_loop_guided_start, gomp_loop_ordered_static_start,
gomp_loop_ordered_dynamic_start, gomp_loop_ordered_guided_start,
gomp_loop_doacross_static_start, gomp_loop_doacross_dynamic_start,
gomp_loop_doacross_guided_start): Adjust gomp_work_share_start
or gomp_doacross_init callers.
(gomp_adjust_sched, GOMP_loop_start, GOMP_loop_ordered_start,
GOMP_loop_doacross_start): New functions.
(GOMP_loop_runtime_start, GOMP_loop_ordered_runtime_start,
GOMP_loop_doacross_runtime_start, GOMP_parallel_loop_runtime_start):
Mask off GFS_MONOTONIC bit.
(GOMP_loop_maybe_nonmonotonic_runtime_next,
GOMP_loop_maybe_nonmonotonic_runtime_start,
GOMP_loop_nonmonotonic_runtime_next,
GOMP_loop_nonmonotonic_runtime_start,
GOMP_parallel_loop_maybe_nonmonotonic_runtime,
GOMP_parallel_loop_nonmonotonic_runtime): New aliases or wrapper
functions.
(gomp_parallel_loop_start): Pass NULL as taskgroup to
gomp_team_start.
* loop_ull.c: Include string.h.
(GOMP_loop_ull_runtime_next): Add ialias.
(GOMP_taskgroup_reduction_register): Add ialias_redirect.
(gomp_loop_ull_static_start, gomp_loop_ull_dynamic_start,
gomp_loop_ull_guided_start, gomp_loop_ull_ordered_static_start,
gomp_loop_ull_ordered_dynamic_start,
gomp_loop_ull_ordered_guided_start,
gomp_loop_ull_doacross_static_start,
gomp_loop_ull_doacross_dynamic_start,
gomp_loop_ull_doacross_guided_start): Adjust gomp_work_share_start
and gomp_doacross_ull_init callers.
(gomp_adjust_sched, GOMP_loop_ull_start, GOMP_loop_ull_ordered_start,
GOMP_loop_ull_doacross_start): New functions.
(GOMP_loop_ull_runtime_start,
GOMP_loop_ull_ordered_runtime_start,
GOMP_loop_ull_doacross_runtime_start): Mask off GFS_MONOTONIC bit.
(GOMP_loop_ull_maybe_nonmonotonic_runtime_next,
GOMP_loop_ull_maybe_nonmonotonic_runtime_start,
GOMP_loop_ull_nonmonotonic_runtime_next,
GOMP_loop_ull_nonmonotonic_runtime_start): Likewise.
* Makefile.am (libgomp_la_SOURCES): Add teams.c and affinity-fmt.c.
* omp.h.in (enum omp_sched_t): Add omp_sched_monotonic.
(omp_pause_resource_t, omp_depend_t): New typedefs.
(enum omp_lock_hint_t): Renamed to ...
(enum omp_sync_hint_t): ... this. Define omp_sync_hint_*
enumerators using numbers and omp_lock_hint_* as their aliases.
(omp_lock_hint_t): New typedef. Rename to ...
(omp_sync_hint_t): ... this.
(omp_init_lock_with_hint, omp_init_nest_lock_with_hint): Use
omp_sync_hint_t instead of omp_lock_hint_t.
(omp_pause_resource, omp_pause_resource_all, omp_set_affinity_format,
omp_get_affinity_format, omp_display_affinity, omp_capture_affinity):
Declare.
(omp_target_is_present, omp_target_disassociate_ptr):
Change first argument from void * to const void *.
(omp_target_memcpy, omp_target_memcpy_rect): Change second argument
from void * to const void *.
(omp_target_associate_ptr): Change first and second arguments from
void * to const void *.
* omp_lib.f90.in (omp_pause_resource_kind, omp_pause_soft,
omp_pause_hard): New parameters.
(omp_pause_resource, omp_pause_resource_all, omp_set_affinity_format,
omp_get_affinity_format, omp_display_affinity, omp_capture_affinity):
New interfaces.
* omp_lib.h.in (omp_pause_resource_kind, omp_pause_soft,
omp_pause_hard): New parameters.
(omp_pause_resource, omp_pause_resource_all, omp_set_affinity_format,
omp_get_affinity_format, omp_display_affinity, omp_capture_affinity):
New externals.
* ordered.c (gomp_doacross_init, gomp_doacross_ull_init): Add
EXTRA argument. If not needed to prepare array, if extra is 0,
clear ws->doacross, otherwise allocate just doacross structure and
extra payload. If array is needed, allocate also extra payload.
(GOMP_doacross_post, GOMP_doacross_wait, GOMP_doacross_ull_post,
GOMP_doacross_ull_wait): Handle doacross->array == NULL like
doacross == NULL.
* parallel.c (GOMP_parallel_start): Pass NULL as taskgroup to
gomp_team_start.
(GOMP_parallel): Likewise. Formatting fix.
(GOMP_parallel_reductions): New function.
(GOMP_cancellation_point): If taskgroup has workshare
flag set, check cancelled of prev taskgroup if any.
(GOMP_cancel): If taskgroup has workshare flag set, set cancelled
on prev taskgroup if any.
* sections.c: Include string.h.
(GOMP_taskgroup_reduction_register): Add ialias_redirect.
(GOMP_sections_start): Adjust gomp_work_share_start caller.
(GOMP_sections2_start): New function.
(GOMP_parallel_sections_start, GOMP_parallel_sections):
Pass NULL as taskgroup to gomp_team_start.
* single.c (GOMP_single_start, GOMP_single_copy_start): Adjust
gomp_work_share_start callers.
* target.c (GOMP_target_update_ext, GOMP_target_enter_exit_data):
If taskgroup has workshare flag set, check cancelled on prev
taskgroup if any. Guard all cancellation tests with
gomp_cancel_var test.
(omp_target_is_present, omp_target_disassociate_ptr):
Change ptr argument from void * to const void *.
(omp_target_memcpy): Change src argument from void * to const void *.
(omp_target_memcpy_rect): Likewise.
(omp_target_memcpy_rect_worker): Likewise. Use const char * casts
instead of char * where needed.
(omp_target_associate_ptr): Change host_ptr and device_ptr arguments
from void * to const void *.
(omp_pause_resource, omp_pause_resource_all): New functions.
* task.c (gomp_task_handle_depend): Handle new depend array format
in addition to the old. Handle mutexinoutset kinds the same as
inout for now, handle unspecified kinds.
(gomp_create_target_task): If taskgroup has workshare flag set, check
cancelled on prev taskgroup if any. Guard all cancellation tests with
gomp_cancel_var test. Handle new depend array format count in
addition to the old.
(GOMP_task): Likewise. Adjust function comment.
(gomp_task_run_pre): If taskgroup has workshare flag set, check
cancelled on prev taskgroup if any. Guard all cancellation tests with
gomp_cancel_var test.
(GOMP_taskwait_depend): New function.
(gomp_task_maybe_wait_for_dependencies): Handle new depend array
format in addition to the old. Handle mutexinoutset kinds the same as
inout for now, handle unspecified kinds. Fix a function comment typo.
(gomp_taskgroup_init): New function.
(GOMP_taskgroup_start): Use it.
(gomp_reduction_register, gomp_create_artificial_team,
GOMP_taskgroup_reduction_register,
GOMP_taskgroup_reduction_unregister, GOMP_task_reduction_remap,
gomp_parallel_reduction_register,
gomp_workshare_task_reduction_register,
gomp_workshare_taskgroup_start,
GOMP_workshare_task_reduction_unregister): New functions.
* taskloop.c (GOMP_taskloop): If taskgroup has workshare flag set,
check cancelled on prev taskgroup if any. Guard all cancellation
tests with gomp_cancel_var test. Handle GOMP_TASK_FLAG_REDUCTION flag
by calling GOMP_taskgroup_reduction_register.
* team.c (gomp_thread_attr): Remove comment.
(struct gomp_thread_start_data): Add handle field.
(gomp_thread_start): Call pthread_detach.
(gomp_new_team): Adjust gomp_init_work_share caller.
(gomp_free_pool_helper): Call pthread_detach.
(gomp_team_start): Add taskgroup argument, initialize implicit
tasks' taskgroup field to that. Don't call
pthread_attr_setdetachstate. Handle OMP_DISPLAY_AFFINITY env var.
(gomp_team_end): Determine nesting by thr->ts.level != 0
rather than thr->ts.team != NULL.
(gomp_pause_pool_helper, gomp_pause_host): New functions.
* work.c (alloc_work_share): Use gomp_aligned_alloc instead of
gomp_malloc if GOMP_HAVE_EFFICIENT_ALIGNED_ALLOC is defined.
(gomp_init_work_share): Change ORDERED argument from bool to size_t,
if more than 1 allocate also extra payload at the end of array. Never
keep ordered_team_ids NULL, set it to inline_ordered_team_ids instead.
(gomp_work_share_start): Change ORDERED argument from bool to size_t,
return true instead of ws.
* Makefile.in: Regenerated.
* configure: Regenerated.
* config.h.in: Regenerated.
* testsuite/libgomp.c/cancel-for-2.c (foo): Use cancel modifier
in some cases.
* testsuite/libgomp.c-c++-common/cancel-parallel-1.c: New test.
* testsuite/libgomp.c-c++-common/cancel-taskgroup-3.c: New test.
* testsuite/libgomp.c-c++-common/depend-iterator-1.c: New test.
* testsuite/libgomp.c-c++-common/depend-iterator-2.c: New test.
* testsuite/libgomp.c-c++-common/depend-mutexinout-1.c: New test.
* testsuite/libgomp.c-c++-common/depend-mutexinout-2.c: New test.
* testsuite/libgomp.c-c++-common/depobj-1.c: New test.
* testsuite/libgomp.c-c++-common/display-affinity-1.c: New test.
* testsuite/libgomp.c-c++-common/for-10.c: New test.
* testsuite/libgomp.c-c++-common/for-11.c: New test.
* testsuite/libgomp.c-c++-common/for-12.c: New test.
* testsuite/libgomp.c-c++-common/for-13.c: New test.
* testsuite/libgomp.c-c++-common/for-14.c: New test.
* testsuite/libgomp.c-c++-common/for-15.c: New test.
* testsuite/libgomp.c-c++-common/for-2.h: If CONDNE macro is defined,
define a different N(test), don't define N(f0) to N(f14), but instead
define N(f20) to N(f34) using != comparisons.
* testsuite/libgomp.c-c++-common/for-7.c: New test.
* testsuite/libgomp.c-c++-common/for-8.c: New test.
* testsuite/libgomp.c-c++-common/for-9.c: New test.
* testsuite/libgomp.c-c++-common/master-combined-1.c: New test.
* testsuite/libgomp.c-c++-common/pause-1.c: New test.
* testsuite/libgomp.c-c++-common/pause-2.c: New test.
* testsuite/libgomp.c-c++-common/pr66199-10.c: New test.
* testsuite/libgomp.c-c++-common/pr66199-11.c: New test.
* testsuite/libgomp.c-c++-common/pr66199-12.c: New test.
* testsuite/libgomp.c-c++-common/pr66199-13.c: New test.
* testsuite/libgomp.c-c++-common/pr66199-14.c: New test.
* testsuite/libgomp.c-c++-common/simd-1.c: New test.
* testsuite/libgomp.c-c++-common/taskloop-reduction-1.c: New test.
* testsuite/libgomp.c-c++-common/taskloop-reduction-2.c: New test.
* testsuite/libgomp.c-c++-common/taskloop-reduction-3.c: New test.
* testsuite/libgomp.c-c++-common/taskloop-reduction-4.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-11.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-12.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-1.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-2.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-3.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-4.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-5.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-6.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-7.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-8.c: New test.
* testsuite/libgomp.c-c++-common/task-reduction-9.c: New test.
* testsuite/libgomp.c-c++-common/taskwait-depend-1.c: New test.
* testsuite/libgomp.c++/depend-1.C: New test.
* testsuite/libgomp.c++/depend-iterator-1.C: New test.
* testsuite/libgomp.c++/depobj-1.C: New test.
* testsuite/libgomp.c++/for-16.C: New test.
* testsuite/libgomp.c++/for-21.C: New test.
* testsuite/libgomp.c++/for-22.C: New test.
* testsuite/libgomp.c++/for-23.C: New test.
* testsuite/libgomp.c++/for-24.C: New test.
* testsuite/libgomp.c++/for-25.C: New test.
* testsuite/libgomp.c++/for-26.C: New test.
* testsuite/libgomp.c++/taskloop-reduction-1.C: New test.
* testsuite/libgomp.c++/taskloop-reduction-2.C: New test.
* testsuite/libgomp.c++/taskloop-reduction-3.C: New test.
* testsuite/libgomp.c++/taskloop-reduction-4.C: New test.
* testsuite/libgomp.c++/task-reduction-10.C: New test.
* testsuite/libgomp.c++/task-reduction-11.C: New test.
* testsuite/libgomp.c++/task-reduction-12.C: New test.
* testsuite/libgomp.c++/task-reduction-13.C: New test.
* testsuite/libgomp.c++/task-reduction-14.C: New test.
* testsuite/libgomp.c++/task-reduction-15.C: New test.
* testsuite/libgomp.c++/task-reduction-16.C: New test.
* testsuite/libgomp.c++/task-reduction-17.C: New test.
* testsuite/libgomp.c++/task-reduction-18.C: New test.
* testsuite/libgomp.c++/task-reduction-19.C: New test.
* testsuite/libgomp.c/task-reduction-1.c: New test.
* testsuite/libgomp.c++/task-reduction-1.C: New test.
* testsuite/libgomp.c/task-reduction-2.c: New test.
* testsuite/libgomp.c++/task-reduction-2.C: New test.
* testsuite/libgomp.c++/task-reduction-3.C: New test.
* testsuite/libgomp.c++/task-reduction-4.C: New test.
* testsuite/libgomp.c++/task-reduction-5.C: New test.
* testsuite/libgomp.c++/task-reduction-6.C: New test.
* testsuite/libgomp.c++/task-reduction-7.C: New test.
* testsuite/libgomp.c++/task-reduction-8.C: New test.
* testsuite/libgomp.c++/task-reduction-9.C: New test.
* testsuite/libgomp.c/teams-1.c: New test.
* testsuite/libgomp.c/teams-2.c: New test.
* testsuite/libgomp.c/thread-limit-4.c: New test.
* testsuite/libgomp.c/thread-limit-5.c: New test.
* testsuite/libgomp.fortran/display-affinity-1.f90: New test.
From-SVN: r265930
336 lines
9.1 KiB
C
336 lines
9.1 KiB
C
/* Copyright (C) 2005-2018 Free Software Foundation, Inc.
|
||
Contributed by Richard Henderson <rth@redhat.com>.
|
||
|
||
This file is part of the GNU Offloading and Multi Processing Library
|
||
(libgomp).
|
||
|
||
Libgomp is free software; you can redistribute it and/or modify it
|
||
under the terms of the GNU General Public License as published by
|
||
the Free Software Foundation; either version 3, or (at your option)
|
||
any later version.
|
||
|
||
Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
|
||
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||
FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||
more details.
|
||
|
||
Under Section 7 of GPL version 3, you are granted additional
|
||
permissions described in the GCC Runtime Library Exception, version
|
||
3.1, as published by the Free Software Foundation.
|
||
|
||
You should have received a copy of the GNU General Public License and
|
||
a copy of the GCC Runtime Library Exception along with this program;
|
||
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
||
<http://www.gnu.org/licenses/>. */
|
||
|
||
/* This file handles the (bare) PARALLEL construct. */
|
||
|
||
#include "libgomp.h"
|
||
#include <limits.h>
|
||
|
||
|
||
/* Determine the number of threads to be launched for a PARALLEL construct.
|
||
This algorithm is explicitly described in OpenMP 3.0 section 2.4.1.
|
||
SPECIFIED is a combination of the NUM_THREADS clause and the IF clause.
|
||
If the IF clause is false, SPECIFIED is forced to 1. When NUM_THREADS
|
||
is not present, SPECIFIED is 0. */
|
||
|
||
unsigned
|
||
gomp_resolve_num_threads (unsigned specified, unsigned count)
|
||
{
|
||
struct gomp_thread *thr = gomp_thread ();
|
||
struct gomp_task_icv *icv;
|
||
unsigned threads_requested, max_num_threads, num_threads;
|
||
unsigned long busy;
|
||
struct gomp_thread_pool *pool;
|
||
|
||
icv = gomp_icv (false);
|
||
|
||
if (specified == 1)
|
||
return 1;
|
||
else if (thr->ts.active_level >= 1 && !icv->nest_var)
|
||
return 1;
|
||
else if (thr->ts.active_level >= gomp_max_active_levels_var)
|
||
return 1;
|
||
|
||
/* If NUM_THREADS not specified, use nthreads_var. */
|
||
if (specified == 0)
|
||
threads_requested = icv->nthreads_var;
|
||
else
|
||
threads_requested = specified;
|
||
|
||
max_num_threads = threads_requested;
|
||
|
||
/* If dynamic threads are enabled, bound the number of threads
|
||
that we launch. */
|
||
if (icv->dyn_var)
|
||
{
|
||
unsigned dyn = gomp_dynamic_max_threads ();
|
||
if (dyn < max_num_threads)
|
||
max_num_threads = dyn;
|
||
|
||
/* Optimization for parallel sections. */
|
||
if (count && count < max_num_threads)
|
||
max_num_threads = count;
|
||
}
|
||
|
||
/* UINT_MAX stands for infinity. */
|
||
if (__builtin_expect (icv->thread_limit_var == UINT_MAX, 1)
|
||
|| max_num_threads == 1)
|
||
return max_num_threads;
|
||
|
||
/* The threads_busy counter lives in thread_pool, if there
|
||
isn't a thread_pool yet, there must be just one thread
|
||
in the contention group. If thr->team is NULL, this isn't
|
||
nested parallel, so there is just one thread in the
|
||
contention group as well, no need to handle it atomically. */
|
||
pool = thr->thread_pool;
|
||
if (thr->ts.team == NULL || pool == NULL)
|
||
{
|
||
num_threads = max_num_threads;
|
||
if (num_threads > icv->thread_limit_var)
|
||
num_threads = icv->thread_limit_var;
|
||
if (pool)
|
||
pool->threads_busy = num_threads;
|
||
return num_threads;
|
||
}
|
||
|
||
#ifdef HAVE_SYNC_BUILTINS
|
||
do
|
||
{
|
||
busy = pool->threads_busy;
|
||
num_threads = max_num_threads;
|
||
if (icv->thread_limit_var - busy + 1 < num_threads)
|
||
num_threads = icv->thread_limit_var - busy + 1;
|
||
}
|
||
while (__sync_val_compare_and_swap (&pool->threads_busy,
|
||
busy, busy + num_threads - 1)
|
||
!= busy);
|
||
#else
|
||
gomp_mutex_lock (&gomp_managed_threads_lock);
|
||
num_threads = max_num_threads;
|
||
busy = pool->threads_busy;
|
||
if (icv->thread_limit_var - busy + 1 < num_threads)
|
||
num_threads = icv->thread_limit_var - busy + 1;
|
||
pool->threads_busy += num_threads - 1;
|
||
gomp_mutex_unlock (&gomp_managed_threads_lock);
|
||
#endif
|
||
|
||
return num_threads;
|
||
}
|
||
|
||
void
|
||
GOMP_parallel_start (void (*fn) (void *), void *data, unsigned num_threads)
|
||
{
|
||
num_threads = gomp_resolve_num_threads (num_threads, 0);
|
||
gomp_team_start (fn, data, num_threads, 0, gomp_new_team (num_threads),
|
||
NULL);
|
||
}
|
||
|
||
void
|
||
GOMP_parallel_end (void)
|
||
{
|
||
struct gomp_task_icv *icv = gomp_icv (false);
|
||
if (__builtin_expect (icv->thread_limit_var != UINT_MAX, 0))
|
||
{
|
||
struct gomp_thread *thr = gomp_thread ();
|
||
struct gomp_team *team = thr->ts.team;
|
||
unsigned int nthreads = team ? team->nthreads : 1;
|
||
gomp_team_end ();
|
||
if (nthreads > 1)
|
||
{
|
||
/* If not nested, there is just one thread in the
|
||
contention group left, no need for atomicity. */
|
||
if (thr->ts.team == NULL)
|
||
thr->thread_pool->threads_busy = 1;
|
||
else
|
||
{
|
||
#ifdef HAVE_SYNC_BUILTINS
|
||
__sync_fetch_and_add (&thr->thread_pool->threads_busy,
|
||
1UL - nthreads);
|
||
#else
|
||
gomp_mutex_lock (&gomp_managed_threads_lock);
|
||
thr->thread_pool->threads_busy -= nthreads - 1;
|
||
gomp_mutex_unlock (&gomp_managed_threads_lock);
|
||
#endif
|
||
}
|
||
}
|
||
}
|
||
else
|
||
gomp_team_end ();
|
||
}
|
||
ialias (GOMP_parallel_end)
|
||
|
||
void
|
||
GOMP_parallel (void (*fn) (void *), void *data, unsigned num_threads,
|
||
unsigned int flags)
|
||
{
|
||
num_threads = gomp_resolve_num_threads (num_threads, 0);
|
||
gomp_team_start (fn, data, num_threads, flags, gomp_new_team (num_threads),
|
||
NULL);
|
||
fn (data);
|
||
ialias_call (GOMP_parallel_end) ();
|
||
}
|
||
|
||
unsigned
|
||
GOMP_parallel_reductions (void (*fn) (void *), void *data,
|
||
unsigned num_threads, unsigned int flags)
|
||
{
|
||
struct gomp_taskgroup *taskgroup;
|
||
num_threads = gomp_resolve_num_threads (num_threads, 0);
|
||
uintptr_t *rdata = *(uintptr_t **)data;
|
||
taskgroup = gomp_parallel_reduction_register (rdata, num_threads);
|
||
gomp_team_start (fn, data, num_threads, flags, gomp_new_team (num_threads),
|
||
taskgroup);
|
||
fn (data);
|
||
ialias_call (GOMP_parallel_end) ();
|
||
gomp_sem_destroy (&taskgroup->taskgroup_sem);
|
||
free (taskgroup);
|
||
return num_threads;
|
||
}
|
||
|
||
bool
|
||
GOMP_cancellation_point (int which)
|
||
{
|
||
if (!gomp_cancel_var)
|
||
return false;
|
||
|
||
struct gomp_thread *thr = gomp_thread ();
|
||
struct gomp_team *team = thr->ts.team;
|
||
if (which & (GOMP_CANCEL_LOOP | GOMP_CANCEL_SECTIONS))
|
||
{
|
||
if (team == NULL)
|
||
return false;
|
||
return team->work_share_cancelled != 0;
|
||
}
|
||
else if (which & GOMP_CANCEL_TASKGROUP)
|
||
{
|
||
if (thr->task->taskgroup)
|
||
{
|
||
if (thr->task->taskgroup->cancelled)
|
||
return true;
|
||
if (thr->task->taskgroup->workshare
|
||
&& thr->task->taskgroup->prev
|
||
&& thr->task->taskgroup->prev->cancelled)
|
||
return true;
|
||
}
|
||
/* FALLTHRU into the GOMP_CANCEL_PARALLEL case,
|
||
as #pragma omp cancel parallel also cancels all explicit
|
||
tasks. */
|
||
}
|
||
if (team)
|
||
return gomp_team_barrier_cancelled (&team->barrier);
|
||
return false;
|
||
}
|
||
ialias (GOMP_cancellation_point)
|
||
|
||
bool
|
||
GOMP_cancel (int which, bool do_cancel)
|
||
{
|
||
if (!gomp_cancel_var)
|
||
return false;
|
||
|
||
if (!do_cancel)
|
||
return ialias_call (GOMP_cancellation_point) (which);
|
||
|
||
struct gomp_thread *thr = gomp_thread ();
|
||
struct gomp_team *team = thr->ts.team;
|
||
if (which & (GOMP_CANCEL_LOOP | GOMP_CANCEL_SECTIONS))
|
||
{
|
||
/* In orphaned worksharing region, all we want to cancel
|
||
is current thread. */
|
||
if (team != NULL)
|
||
team->work_share_cancelled = 1;
|
||
return true;
|
||
}
|
||
else if (which & GOMP_CANCEL_TASKGROUP)
|
||
{
|
||
if (thr->task->taskgroup)
|
||
{
|
||
struct gomp_taskgroup *taskgroup = thr->task->taskgroup;
|
||
if (taskgroup->workshare && taskgroup->prev)
|
||
taskgroup = taskgroup->prev;
|
||
if (!taskgroup->cancelled)
|
||
{
|
||
gomp_mutex_lock (&team->task_lock);
|
||
taskgroup->cancelled = true;
|
||
gomp_mutex_unlock (&team->task_lock);
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
team->team_cancelled = 1;
|
||
gomp_team_barrier_cancel (team);
|
||
return true;
|
||
}
|
||
|
||
/* The public OpenMP API for thread and team related inquiries. */
|
||
|
||
int
|
||
omp_get_num_threads (void)
|
||
{
|
||
struct gomp_team *team = gomp_thread ()->ts.team;
|
||
return team ? team->nthreads : 1;
|
||
}
|
||
|
||
int
|
||
omp_get_thread_num (void)
|
||
{
|
||
return gomp_thread ()->ts.team_id;
|
||
}
|
||
|
||
/* This wasn't right for OpenMP 2.5. Active region used to be non-zero
|
||
when the IF clause doesn't evaluate to false, starting with OpenMP 3.0
|
||
it is non-zero with more than one thread in the team. */
|
||
|
||
int
|
||
omp_in_parallel (void)
|
||
{
|
||
return gomp_thread ()->ts.active_level > 0;
|
||
}
|
||
|
||
int
|
||
omp_get_level (void)
|
||
{
|
||
return gomp_thread ()->ts.level;
|
||
}
|
||
|
||
int
|
||
omp_get_ancestor_thread_num (int level)
|
||
{
|
||
struct gomp_team_state *ts = &gomp_thread ()->ts;
|
||
if (level < 0 || level > ts->level)
|
||
return -1;
|
||
for (level = ts->level - level; level > 0; --level)
|
||
ts = &ts->team->prev_ts;
|
||
return ts->team_id;
|
||
}
|
||
|
||
int
|
||
omp_get_team_size (int level)
|
||
{
|
||
struct gomp_team_state *ts = &gomp_thread ()->ts;
|
||
if (level < 0 || level > ts->level)
|
||
return -1;
|
||
for (level = ts->level - level; level > 0; --level)
|
||
ts = &ts->team->prev_ts;
|
||
if (ts->team == NULL)
|
||
return 1;
|
||
else
|
||
return ts->team->nthreads;
|
||
}
|
||
|
||
int
|
||
omp_get_active_level (void)
|
||
{
|
||
return gomp_thread ()->ts.active_level;
|
||
}
|
||
|
||
ialias (omp_get_num_threads)
|
||
ialias (omp_get_thread_num)
|
||
ialias (omp_in_parallel)
|
||
ialias (omp_get_level)
|
||
ialias (omp_get_ancestor_thread_num)
|
||
ialias (omp_get_team_size)
|
||
ialias (omp_get_active_level)
|