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Add OpenMP support
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Justine Tunney
parent
c1e18e7903
commit
5f8e9f14c1
742 changed files with 94643 additions and 1279 deletions
178
third_party/openmp/ompt-specific.h
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178
third_party/openmp/ompt-specific.h
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/*
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* ompt-specific.h - header of OMPT internal functions implementation
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*/
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef OMPT_SPECIFIC_H
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#define OMPT_SPECIFIC_H
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#include "kmp.h"
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#if OMPT_SUPPORT
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/*****************************************************************************
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* forward declarations
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****************************************************************************/
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/// Entrypoint used by libomptarget to register callbacks in libomp, if not
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/// done already
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void __ompt_force_initialization();
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void __ompt_team_assign_id(kmp_team_t *team, ompt_data_t ompt_pid);
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void __ompt_thread_assign_wait_id(void *variable);
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void __ompt_lw_taskteam_init(ompt_lw_taskteam_t *lwt, kmp_info_t *thr, int gtid,
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ompt_data_t *ompt_pid, void *codeptr);
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void __ompt_lw_taskteam_link(ompt_lw_taskteam_t *lwt, kmp_info_t *thr,
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int on_heap, bool always = false);
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void __ompt_lw_taskteam_unlink(kmp_info_t *thr);
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ompt_team_info_t *__ompt_get_teaminfo(int depth, int *size);
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ompt_data_t *__ompt_get_task_data();
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ompt_data_t *__ompt_get_target_task_data();
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ompt_task_info_t *__ompt_get_task_info_object(int depth);
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int __ompt_get_parallel_info_internal(int ancestor_level,
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ompt_data_t **parallel_data,
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int *team_size);
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int __ompt_get_task_info_internal(int ancestor_level, int *type,
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ompt_data_t **task_data,
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ompt_frame_t **task_frame,
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ompt_data_t **parallel_data, int *thread_num);
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ompt_data_t *__ompt_get_thread_data_internal();
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/*
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* Unused currently
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static uint64_t __ompt_get_get_unique_id_internal();
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*/
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ompt_sync_region_t __ompt_get_barrier_kind(enum barrier_type, kmp_info_t *);
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/*****************************************************************************
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* macros
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****************************************************************************/
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#define OMPT_CUR_TASK_INFO(thr) (&((thr)->th.th_current_task->ompt_task_info))
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#define OMPT_CUR_TASK_DATA(thr) \
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(&((thr)->th.th_current_task->ompt_task_info.task_data))
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#define OMPT_CUR_TEAM_INFO(thr) (&((thr)->th.th_team->t.ompt_team_info))
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#define OMPT_CUR_TEAM_DATA(thr) \
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(&((thr)->th.th_team->t.ompt_team_info.parallel_data))
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#define OMPT_HAVE_WEAK_ATTRIBUTE KMP_HAVE_WEAK_ATTRIBUTE
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#define OMPT_HAVE_PSAPI KMP_HAVE_PSAPI
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#define OMPT_STR_MATCH(haystack, needle) __kmp_str_match(haystack, 0, needle)
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inline void *__ompt_load_return_address(int gtid) {
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kmp_info_t *thr = __kmp_threads[gtid];
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void *return_address = thr->th.ompt_thread_info.return_address;
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thr->th.ompt_thread_info.return_address = NULL;
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return return_address;
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}
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/*#define OMPT_STORE_RETURN_ADDRESS(gtid) \
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if (ompt_enabled.enabled && gtid >= 0 && __kmp_threads[gtid] && \
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!__kmp_threads[gtid]->th.ompt_thread_info.return_address) \
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__kmp_threads[gtid]->th.ompt_thread_info.return_address = \
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__builtin_return_address(0)*/
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#define OMPT_STORE_RETURN_ADDRESS(gtid) \
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OmptReturnAddressGuard ReturnAddressGuard{gtid, __builtin_return_address(0)};
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#define OMPT_LOAD_RETURN_ADDRESS(gtid) __ompt_load_return_address(gtid)
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#define OMPT_LOAD_OR_GET_RETURN_ADDRESS(gtid) \
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((ompt_enabled.enabled && gtid >= 0 && __kmp_threads[gtid] && \
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__kmp_threads[gtid]->th.ompt_thread_info.return_address) \
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? __ompt_load_return_address(gtid) \
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: __builtin_return_address(0))
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#define OMPT_GET_DISPATCH_CHUNK(chunk, lb, ub, incr) \
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do { \
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if (incr > 0) { \
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chunk.start = static_cast<uint64_t>(lb); \
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chunk.iterations = static_cast<uint64_t>(((ub) - (lb)) / (incr) + 1); \
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} else { \
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chunk.start = static_cast<uint64_t>(ub); \
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chunk.iterations = static_cast<uint64_t>(((lb) - (ub)) / -(incr) + 1); \
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} \
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} while (0)
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//******************************************************************************
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// inline functions
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//******************************************************************************
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inline kmp_info_t *ompt_get_thread_gtid(int gtid) {
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return (gtid >= 0) ? __kmp_thread_from_gtid(gtid) : NULL;
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}
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inline kmp_info_t *ompt_get_thread() {
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int gtid = __kmp_get_gtid();
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return ompt_get_thread_gtid(gtid);
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}
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inline void ompt_set_thread_state(kmp_info_t *thread, ompt_state_t state) {
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if (thread)
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thread->th.ompt_thread_info.state = state;
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}
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inline const char *ompt_get_runtime_version() {
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return &__kmp_version_lib_ver[KMP_VERSION_MAGIC_LEN];
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}
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class OmptReturnAddressGuard {
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private:
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bool SetAddress{false};
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int Gtid;
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public:
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OmptReturnAddressGuard(int Gtid, void *ReturnAddress) : Gtid(Gtid) {
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if (ompt_enabled.enabled && Gtid >= 0 && __kmp_threads[Gtid] &&
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!__kmp_threads[Gtid]->th.ompt_thread_info.return_address) {
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SetAddress = true;
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__kmp_threads[Gtid]->th.ompt_thread_info.return_address = ReturnAddress;
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}
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}
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~OmptReturnAddressGuard() {
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if (SetAddress)
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__kmp_threads[Gtid]->th.ompt_thread_info.return_address = NULL;
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}
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};
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#endif // OMPT_SUPPORT
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// macros providing the OMPT callbacks for reduction clause
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#if OMPT_SUPPORT && OMPT_OPTIONAL
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#define OMPT_REDUCTION_DECL(this_thr, gtid) \
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ompt_data_t *my_task_data = OMPT_CUR_TASK_DATA(this_thr); \
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ompt_data_t *my_parallel_data = OMPT_CUR_TEAM_DATA(this_thr); \
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void *return_address = OMPT_LOAD_RETURN_ADDRESS(gtid);
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#define OMPT_REDUCTION_BEGIN \
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if (ompt_enabled.enabled && ompt_enabled.ompt_callback_reduction) { \
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ompt_callbacks.ompt_callback(ompt_callback_reduction)( \
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ompt_sync_region_reduction, ompt_scope_begin, my_parallel_data, \
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my_task_data, return_address); \
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}
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#define OMPT_REDUCTION_END \
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if (ompt_enabled.enabled && ompt_enabled.ompt_callback_reduction) { \
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ompt_callbacks.ompt_callback(ompt_callback_reduction)( \
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ompt_sync_region_reduction, ompt_scope_end, my_parallel_data, \
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my_task_data, return_address); \
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}
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#else // OMPT_SUPPORT && OMPT_OPTIONAL
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#define OMPT_REDUCTION_DECL(this_thr, gtid)
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#define OMPT_REDUCTION_BEGIN
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#define OMPT_REDUCTION_END
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#endif // ! OMPT_SUPPORT && OMPT_OPTIONAL
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#endif
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