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gcc/libgomp/omp_lib.h.in
Kwok Cheung Yeung a6d22fb21c openmp: Add support for the OpenMP 5.0 task detach clause 
2021-01-16  Kwok Cheung Yeung  <kcy@codesourcery.com>

	gcc/
	* builtin-types.def
	(BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT): Rename
	to...
	(BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR):
	...this.  Add extra argument.
	* gimplify.c (omp_default_clause): Ensure that event handle is
	firstprivate in a task region.
	(gimplify_scan_omp_clauses): Handle OMP_CLAUSE_DETACH.
	(gimplify_adjust_omp_clauses): Likewise.
	* omp-builtins.def (BUILT_IN_GOMP_TASK): Change function type to
	BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR.
	* omp-expand.c (expand_task_call): Add GOMP_TASK_FLAG_DETACH to flags
	if detach clause specified.  Add detach argument when generating
	call to	GOMP_task.
	* omp-low.c (scan_sharing_clauses): Setup data environment for detach
	clause.
	(finish_taskreg_scan): Move field for variable containing the event
	handle to the front of the struct.
	* tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_DETACH.  Fix
	ordering.
	* tree-nested.c (convert_nonlocal_omp_clauses): Handle
	OMP_CLAUSE_DETACH clause.
	(convert_local_omp_clauses): Handle OMP_CLAUSE_DETACH clause.
	* tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_DETACH.
	* tree.c (omp_clause_num_ops): Add entry for OMP_CLAUSE_DETACH.
	Fix ordering.
	(omp_clause_code_name): Add entry for OMP_CLAUSE_DETACH.  Fix
	ordering.
	(walk_tree_1): Handle OMP_CLAUSE_DETACH.

	gcc/c-family/
	* c-pragma.h (pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_DETACH.
	Redefine PRAGMA_OACC_CLAUSE_DETACH.

	gcc/c/
	* c-parser.c (c_parser_omp_clause_detach): New.
	(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DETACH clause.
	(OMP_TASK_CLAUSE_MASK): Add mask for PRAGMA_OMP_CLAUSE_DETACH.
	* c-typeck.c (c_finish_omp_clauses): Handle PRAGMA_OMP_CLAUSE_DETACH
	clause.  Prevent use of detach with mergeable and overriding the
	data sharing mode of the event handle.

	gcc/cp/
	* parser.c (cp_parser_omp_clause_detach): New.
	(cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DETACH.
	(OMP_TASK_CLAUSE_MASK): Add mask for PRAGMA_OMP_CLAUSE_DETACH.
	* pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_DETACH clause.
	* semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_DETACH clause.
	Prevent use of detach with mergeable and overriding the	data sharing
	mode of the event handle.

	gcc/fortran/
	* dump-parse-tree.c (show_omp_clauses): Handle detach clause.
	* frontend-passes.c (gfc_code_walker): Walk detach expression.
	* gfortran.h (struct gfc_omp_clauses): Add detach field.
	(gfc_c_intptr_kind): New.
	* openmp.c (gfc_free_omp_clauses): Free detach clause.
	(gfc_match_omp_detach): New.
	(enum omp_mask1): Add OMP_CLAUSE_DETACH.
	(enum omp_mask2): Remove OMP_CLAUSE_DETACH.
	(gfc_match_omp_clauses): Handle OMP_CLAUSE_DETACH for OpenMP.
	(OMP_TASK_CLAUSES): Add OMP_CLAUSE_DETACH.
	(resolve_omp_clauses): Prevent use of detach with mergeable and
	overriding the data sharing mode of the event handle.
	* trans-openmp.c (gfc_trans_omp_clauses): Handle detach clause.
	* trans-types.c (gfc_c_intptr_kind): New.
	(gfc_init_kinds): Initialize gfc_c_intptr_kind.
	* types.def
	(BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT): Rename
	to...
	(BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR):
	...this.  Add extra argument.

	gcc/testsuite/
	* c-c++-common/gomp/task-detach-1.c: New.
	* g++.dg/gomp/task-detach-1.C: New.
	* gcc.dg/gomp/task-detach-1.c: New.
	* gfortran.dg/gomp/task-detach-1.f90: New.

	include/
	* gomp-constants.h (GOMP_TASK_FLAG_DETACH): New.

	libgomp/
	* fortran.c (omp_fulfill_event_): New.
	* libgomp.h (struct gomp_task): Add detach and completion_sem fields.
	(struct gomp_team): Add task_detach_queue and task_detach_count
	fields.
	* libgomp.map (OMP_5.0.1): Add omp_fulfill_event and omp_fulfill_event_.
	* libgomp_g.h (GOMP_task): Add extra argument.
	* omp.h.in (enum omp_event_handle_t): New.
	(omp_fulfill_event): New.
	* omp_lib.f90.in (omp_event_handle_kind): New.
	(omp_fulfill_event): New.
	* omp_lib.h.in (omp_event_handle_kind): New.
	(omp_fulfill_event): Declare.
	* priority_queue.c (priority_tree_find): New.
	(priority_list_find): New.
	(priority_queue_find): New.
	* priority_queue.h (priority_queue_predicate): New.
	(priority_queue_find): New.
	* task.c (gomp_init_task): Initialize detach field.
	(task_fulfilled_p): New.
	(GOMP_task): Add detach argument.  Ignore detach argument if
	GOMP_TASK_FLAG_DETACH not set in flags.  Initialize completion_sem
	field.	Copy address of completion_sem into detach argument and
	into the start of the data record.  Wait for detach event if task
	not deferred.
	(gomp_barrier_handle_tasks): Queue tasks with unfulfilled events.
	Remove completed tasks and requeue dependent tasks.
	(omp_fulfill_event): New.
	* team.c (gomp_new_team): Initialize task_detach_queue and
	task_detach_count fields.
	(free_team): Free task_detach_queue field.
	* testsuite/libgomp.c-c++-common/task-detach-1.c: New testcase.
	* testsuite/libgomp.c-c++-common/task-detach-2.c: New testcase.
	* testsuite/libgomp.c-c++-common/task-detach-3.c: New testcase.
	* testsuite/libgomp.c-c++-common/task-detach-4.c: New testcase.
	* testsuite/libgomp.c-c++-common/task-detach-5.c: New testcase.
	* testsuite/libgomp.c-c++-common/task-detach-6.c: New testcase.
	* testsuite/libgomp.fortran/task-detach-1.f90: New testcase.
	* testsuite/libgomp.fortran/task-detach-2.f90: New testcase.
	* testsuite/libgomp.fortran/task-detach-3.f90: New testcase.
	* testsuite/libgomp.fortran/task-detach-4.f90: New testcase.
	* testsuite/libgomp.fortran/task-detach-5.f90: New testcase.
	* testsuite/libgomp.fortran/task-detach-6.f90: New testcase.
2021-01-16 12:58:13 -08:00

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! Copyright (C) 2005-2021 Free Software Foundation, Inc.
! Contributed by Jakub Jelinek <jakub@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/>.
integer omp_lock_kind, omp_nest_lock_kind, openmp_version
parameter (omp_lock_kind = @OMP_LOCK_KIND@)
parameter (omp_nest_lock_kind = @OMP_NEST_LOCK_KIND@)
integer omp_depend_kind
parameter (omp_depend_kind = @OMP_DEPEND_KIND@)
integer omp_sched_kind
parameter (omp_sched_kind = 4)
integer (omp_sched_kind) omp_sched_static, omp_sched_dynamic
integer (omp_sched_kind) omp_sched_guided, omp_sched_auto
parameter (omp_sched_static = 1)
parameter (omp_sched_dynamic = 2)
parameter (omp_sched_guided = 3)
parameter (omp_sched_auto = 4)
integer omp_proc_bind_kind
parameter (omp_proc_bind_kind = 4)
integer (omp_proc_bind_kind) omp_proc_bind_false
integer (omp_proc_bind_kind) omp_proc_bind_true
integer (omp_proc_bind_kind) omp_proc_bind_master
integer (omp_proc_bind_kind) omp_proc_bind_close
integer (omp_proc_bind_kind) omp_proc_bind_spread
parameter (omp_proc_bind_false = 0)
parameter (omp_proc_bind_true = 1)
parameter (omp_proc_bind_master = 2)
parameter (omp_proc_bind_close = 3)
parameter (omp_proc_bind_spread = 4)
integer omp_sync_hint_kind
integer omp_lock_hint_kind
parameter (omp_sync_hint_kind = 4)
parameter (omp_lock_hint_kind = omp_sync_hint_kind)
integer (omp_sync_hint_kind) omp_sync_hint_none
integer (omp_lock_hint_kind) omp_lock_hint_none
integer (omp_sync_hint_kind) omp_sync_hint_uncontended
integer (omp_lock_hint_kind) omp_lock_hint_uncontended
integer (omp_sync_hint_kind) omp_sync_hint_contended
integer (omp_sync_hint_kind) omp_lock_hint_contended
integer (omp_lock_hint_kind) omp_sync_hint_nonspeculative
integer (omp_lock_hint_kind) omp_lock_hint_nonspeculative
integer (omp_sync_hint_kind) omp_sync_hint_speculative
integer (omp_lock_hint_kind) omp_lock_hint_speculative
parameter (omp_sync_hint_none = 0)
parameter (omp_lock_hint_none = 0)
parameter (omp_sync_hint_uncontended = 1)
parameter (omp_lock_hint_uncontended = 1)
parameter (omp_sync_hint_contended = 2)
parameter (omp_lock_hint_contended = 2)
parameter (omp_sync_hint_nonspeculative = 4)
parameter (omp_lock_hint_nonspeculative = 4)
parameter (omp_sync_hint_speculative = 8)
parameter (omp_lock_hint_speculative = 8)
parameter (openmp_version = 201511)
integer omp_pause_resource_kind
parameter (omp_pause_resource_kind = 4)
integer (omp_pause_resource_kind) omp_pause_soft
integer (omp_pause_resource_kind) omp_pause_hard
parameter (omp_pause_soft = 1)
parameter (omp_pause_hard = 2)
integer omp_allocator_handle_kind, omp_alloctrait_key_kind
integer omp_alloctrait_val_kind, omp_memspace_handle_kind
integer omp_event_handle_kind
parameter (omp_allocator_handle_kind = @INTPTR_T_KIND@)
parameter (omp_alloctrait_key_kind = 4)
parameter (omp_alloctrait_val_kind = @INTPTR_T_KIND@)
parameter (omp_memspace_handle_kind = @INTPTR_T_KIND@)
parameter (omp_event_handle_kind = @INTPTR_T_KIND@)
integer (omp_alloctrait_key_kind) omp_atk_sync_hint
integer (omp_alloctrait_key_kind) omp_atk_alignment
integer (omp_alloctrait_key_kind) omp_atk_access
integer (omp_alloctrait_key_kind) omp_atk_pool_size
integer (omp_alloctrait_key_kind) omp_atk_fallback
integer (omp_alloctrait_key_kind) omp_atk_fb_data
integer (omp_alloctrait_key_kind) omp_atk_pinned
integer (omp_alloctrait_key_kind) omp_atk_partition
parameter (omp_atk_sync_hint = 1)
parameter (omp_atk_alignment = 2)
parameter (omp_atk_access = 3)
parameter (omp_atk_pool_size = 4)
parameter (omp_atk_fallback = 5)
parameter (omp_atk_fb_data = 6)
parameter (omp_atk_pinned = 7)
parameter (omp_atk_partition = 8)
integer (omp_alloctrait_val_kind) omp_atv_false
integer (omp_alloctrait_val_kind) omp_atv_true
integer (omp_alloctrait_val_kind) omp_atv_default
integer (omp_alloctrait_val_kind) omp_atv_contended
integer (omp_alloctrait_val_kind) omp_atv_uncontended
integer (omp_alloctrait_val_kind) omp_atv_serialized
integer (omp_alloctrait_val_kind) omp_atv_sequential
integer (omp_alloctrait_val_kind) omp_atv_private
integer (omp_alloctrait_val_kind) omp_atv_all
integer (omp_alloctrait_val_kind) omp_atv_thread
integer (omp_alloctrait_val_kind) omp_atv_pteam
integer (omp_alloctrait_val_kind) omp_atv_cgroup
integer (omp_alloctrait_val_kind) omp_atv_default_mem_fb
integer (omp_alloctrait_val_kind) omp_atv_null_fb
integer (omp_alloctrait_val_kind) omp_atv_abort_fb
integer (omp_alloctrait_val_kind) omp_atv_allocator_fb
integer (omp_alloctrait_val_kind) omp_atv_environment
integer (omp_alloctrait_val_kind) omp_atv_nearest
integer (omp_alloctrait_val_kind) omp_atv_blocked
integer (omp_alloctrait_val_kind) omp_atv_interleaved
parameter (omp_atv_default = -1)
parameter (omp_atv_false = 0)
parameter (omp_atv_true = 1)
parameter (omp_atv_contended = 3)
parameter (omp_atv_uncontended = 4)
parameter (omp_atv_serialized = 5)
parameter (omp_atv_sequential = omp_atv_serialized)
parameter (omp_atv_private = 6)
parameter (omp_atv_all = 7)
parameter (omp_atv_thread = 8)
parameter (omp_atv_pteam = 9)
parameter (omp_atv_cgroup = 10)
parameter (omp_atv_default_mem_fb = 11)
parameter (omp_atv_null_fb = 12)
parameter (omp_atv_abort_fb = 13)
parameter (omp_atv_allocator_fb = 14)
parameter (omp_atv_environment = 15)
parameter (omp_atv_nearest = 16)
parameter (omp_atv_blocked = 17)
parameter (omp_atv_interleaved = 18)
integer (omp_allocator_handle_kind) omp_null_allocator
integer (omp_allocator_handle_kind) omp_default_mem_alloc
integer (omp_allocator_handle_kind) omp_large_cap_mem_alloc
integer (omp_allocator_handle_kind) omp_const_mem_alloc
integer (omp_allocator_handle_kind) omp_high_bw_mem_alloc
integer (omp_allocator_handle_kind) omp_low_lat_mem_alloc
integer (omp_allocator_handle_kind) omp_cgroup_mem_alloc
integer (omp_allocator_handle_kind) omp_pteam_mem_alloc
integer (omp_allocator_handle_kind) omp_thread_mem_alloc
parameter (omp_null_allocator = 0)
parameter (omp_default_mem_alloc = 1)
parameter (omp_large_cap_mem_alloc = 2)
parameter (omp_const_mem_alloc = 3)
parameter (omp_high_bw_mem_alloc = 4)
parameter (omp_low_lat_mem_alloc = 5)
parameter (omp_cgroup_mem_alloc = 6)
parameter (omp_pteam_mem_alloc = 7)
parameter (omp_thread_mem_alloc = 8)
integer (omp_memspace_handle_kind) omp_default_mem_space
integer (omp_memspace_handle_kind) omp_large_cap_mem_space
integer (omp_memspace_handle_kind) omp_const_mem_space
integer (omp_memspace_handle_kind) omp_high_bw_mem_space
integer (omp_memspace_handle_kind) omp_low_lat_mem_space
parameter (omp_default_mem_space = 0)
parameter (omp_large_cap_mem_space = 1)
parameter (omp_const_mem_space = 2)
parameter (omp_high_bw_mem_space = 3)
parameter (omp_low_lat_mem_space = 4)
type omp_alloctrait
integer (omp_alloctrait_key_kind) key
integer (omp_alloctrait_val_kind) value
end type omp_alloctrait
external omp_init_lock, omp_init_nest_lock
external omp_init_lock_with_hint
external omp_init_nest_lock_with_hint
external omp_destroy_lock, omp_destroy_nest_lock
external omp_set_lock, omp_set_nest_lock
external omp_unset_lock, omp_unset_nest_lock
external omp_set_dynamic, omp_set_nested
external omp_set_num_threads
external omp_get_dynamic, omp_get_nested
logical(4) omp_get_dynamic, omp_get_nested
external omp_test_lock, omp_in_parallel
logical(4) omp_test_lock, omp_in_parallel
external omp_get_max_threads, omp_get_num_procs
integer(4) omp_get_max_threads, omp_get_num_procs
external omp_get_num_threads, omp_get_thread_num
integer(4) omp_get_num_threads, omp_get_thread_num
external omp_test_nest_lock
integer(4) omp_test_nest_lock
external omp_get_wtick, omp_get_wtime
double precision omp_get_wtick, omp_get_wtime
external omp_set_schedule, omp_get_schedule
external omp_get_thread_limit, omp_set_max_active_levels
external omp_get_max_active_levels, omp_get_level
external omp_get_ancestor_thread_num, omp_get_team_size
external omp_get_active_level
external omp_get_supported_active_levels
integer(4) omp_get_thread_limit, omp_get_max_active_levels
integer(4) omp_get_level, omp_get_ancestor_thread_num
integer(4) omp_get_team_size, omp_get_active_level
integer(4) omp_get_supported_active_levels
external omp_in_final
logical(4) omp_in_final
external omp_get_cancellation
logical(4) omp_get_cancellation
external omp_get_proc_bind
integer(omp_proc_bind_kind) omp_get_proc_bind
integer(4) omp_get_num_places
external omp_get_num_places
integer(4) omp_get_place_num_procs
external omp_get_place_num_procs
external omp_get_place_proc_ids
integer(4) omp_get_place_num
external omp_get_place_num
integer(4) omp_get_partition_num_places
external omp_get_partition_num_places
external omp_get_partition_place_nums
external omp_set_default_device, omp_get_default_device
external omp_get_num_devices, omp_get_num_teams
external omp_get_team_num
integer(4) omp_get_default_device, omp_get_num_devices
integer(4) omp_get_num_teams, omp_get_team_num
external omp_is_initial_device
logical(4) omp_is_initial_device
external omp_get_initial_device
integer(4) omp_get_initial_device
external omp_get_max_task_priority
integer(4) omp_get_max_task_priority
external omp_fulfill_event
external omp_set_affinity_format, omp_get_affinity_format
external omp_display_affinity, omp_capture_affinity
integer(4) omp_get_affinity_format
integer(4) omp_capture_affinity
external omp_pause_resource, omp_pause_resource_all
integer(4) omp_pause_resource
integer(4) omp_pause_resource_all
external omp_init_allocator
integer (omp_allocator_handle_kind) omp_init_allocator
external omp_destroy_allocator
external omp_set_default_allocator
external omp_get_default_allocator
integer (omp_allocator_handle_kind) omp_get_default_allocator
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