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freebsd
GitHub Repository: freebsd/freebsd-src
Path: blob/main/contrib/llvm-project/openmp/runtime/src/kmp_gsupport.cpp
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/*
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* kmp_gsupport.cpp
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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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#include "kmp.h"
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#include "kmp_atomic.h"
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#include "kmp_utils.h"
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#if OMPT_SUPPORT
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#include "ompt-specific.h"
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#endif
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enum {
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KMP_GOMP_TASK_UNTIED_FLAG = 1,
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KMP_GOMP_TASK_FINAL_FLAG = 2,
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KMP_GOMP_TASK_DEPENDS_FLAG = 8
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};
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enum {
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KMP_GOMP_DEPOBJ_IN = 1,
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KMP_GOMP_DEPOBJ_OUT = 2,
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KMP_GOMP_DEPOBJ_INOUT = 3,
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KMP_GOMP_DEPOBJ_MTXINOUTSET = 4
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};
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// This class helps convert gomp dependency info into
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// kmp_depend_info_t structures
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class kmp_gomp_depends_info_t {
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void **depend;
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kmp_int32 num_deps;
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size_t num_out, num_mutexinout, num_in, num_depobj;
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size_t offset;
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public:
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kmp_gomp_depends_info_t(void **depend) : depend(depend) {
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size_t ndeps = (kmp_intptr_t)depend[0];
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// GOMP taskdep structure:
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// if depend[0] != 0:
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// depend = [ ndeps | nout | &out | ... | &out | &in | ... | &in ]
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//
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// if depend[0] == 0:
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// depend = [ 0 | ndeps | nout | nmtx | nin | &out | ... | &out | &mtx |
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// ... | &mtx | &in | ... | &in | &depobj | ... | &depobj ]
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if (ndeps) {
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num_out = (kmp_intptr_t)depend[1];
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num_in = ndeps - num_out;
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num_mutexinout = num_depobj = 0;
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offset = 2;
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} else {
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ndeps = (kmp_intptr_t)depend[1];
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num_out = (kmp_intptr_t)depend[2];
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num_mutexinout = (kmp_intptr_t)depend[3];
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num_in = (kmp_intptr_t)depend[4];
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num_depobj = ndeps - num_out - num_mutexinout - num_in;
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KMP_ASSERT(num_depobj <= ndeps);
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offset = 5;
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}
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num_deps = static_cast<kmp_int32>(ndeps);
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}
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kmp_int32 get_num_deps() const { return num_deps; }
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kmp_depend_info_t get_kmp_depend(size_t index) const {
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kmp_depend_info_t retval;
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memset(&retval, '\0', sizeof(retval));
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KMP_ASSERT(index < (size_t)num_deps);
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retval.len = 0;
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// Because inout and out are logically equivalent,
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// use inout and in dependency flags. GOMP does not provide a
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// way to distinguish if user specified out vs. inout.
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if (index < num_out) {
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retval.flags.in = 1;
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retval.flags.out = 1;
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retval.base_addr = (kmp_intptr_t)depend[offset + index];
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} else if (index >= num_out && index < (num_out + num_mutexinout)) {
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retval.flags.mtx = 1;
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retval.base_addr = (kmp_intptr_t)depend[offset + index];
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} else if (index >= (num_out + num_mutexinout) &&
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index < (num_out + num_mutexinout + num_in)) {
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retval.flags.in = 1;
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retval.base_addr = (kmp_intptr_t)depend[offset + index];
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} else {
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// depobj is a two element array (size of elements are size of pointer)
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// depobj[0] = base_addr
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// depobj[1] = type (in, out, inout, mutexinoutset, etc.)
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kmp_intptr_t *depobj = (kmp_intptr_t *)depend[offset + index];
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retval.base_addr = depobj[0];
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switch (depobj[1]) {
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case KMP_GOMP_DEPOBJ_IN:
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retval.flags.in = 1;
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break;
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case KMP_GOMP_DEPOBJ_OUT:
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retval.flags.out = 1;
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break;
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case KMP_GOMP_DEPOBJ_INOUT:
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retval.flags.in = 1;
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retval.flags.out = 1;
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break;
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case KMP_GOMP_DEPOBJ_MTXINOUTSET:
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retval.flags.mtx = 1;
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break;
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default:
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KMP_FATAL(GompFeatureNotSupported, "Unknown depobj type");
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}
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}
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return retval;
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}
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};
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#ifdef __cplusplus
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extern "C" {
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#endif // __cplusplus
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#define MKLOC(loc, routine) \
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static ident_t loc = {0, KMP_IDENT_KMPC, 0, 0, ";unknown;unknown;0;0;;"};
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#include "kmp_ftn_os.h"
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void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_BARRIER)(void) {
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int gtid = __kmp_entry_gtid();
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MKLOC(loc, "GOMP_barrier");
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KA_TRACE(20, ("GOMP_barrier: T#%d\n", gtid));
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#if OMPT_SUPPORT && OMPT_OPTIONAL
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ompt_frame_t *ompt_frame;
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if (ompt_enabled.enabled) {
132
__ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
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ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
134
}
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OMPT_STORE_RETURN_ADDRESS(gtid);
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#endif
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__kmpc_barrier(&loc, gtid);
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#if OMPT_SUPPORT && OMPT_OPTIONAL
139
if (ompt_enabled.enabled) {
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ompt_frame->enter_frame = ompt_data_none;
141
}
142
#endif
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}
144
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// Mutual exclusion
146
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// The symbol that icc/ifort generates for unnamed critical sections
148
// - .gomp_critical_user_ - is defined using .comm in any objects reference it.
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// We can't reference it directly here in C code, as the symbol contains a ".".
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//
151
// The RTL contains an assembly language definition of .gomp_critical_user_
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// with another symbol __kmp_unnamed_critical_addr initialized with it's
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// address.
154
extern kmp_critical_name *__kmp_unnamed_critical_addr;
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void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_START)(void) {
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int gtid = __kmp_entry_gtid();
158
MKLOC(loc, "GOMP_critical_start");
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KA_TRACE(20, ("GOMP_critical_start: T#%d\n", gtid));
160
#if OMPT_SUPPORT && OMPT_OPTIONAL
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OMPT_STORE_RETURN_ADDRESS(gtid);
162
#endif
163
__kmpc_critical(&loc, gtid, __kmp_unnamed_critical_addr);
164
}
165
166
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_END)(void) {
167
int gtid = __kmp_get_gtid();
168
MKLOC(loc, "GOMP_critical_end");
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KA_TRACE(20, ("GOMP_critical_end: T#%d\n", gtid));
170
#if OMPT_SUPPORT && OMPT_OPTIONAL
171
OMPT_STORE_RETURN_ADDRESS(gtid);
172
#endif
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__kmpc_end_critical(&loc, gtid, __kmp_unnamed_critical_addr);
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}
175
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void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_NAME_START)(void **pptr) {
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int gtid = __kmp_entry_gtid();
178
MKLOC(loc, "GOMP_critical_name_start");
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KA_TRACE(20, ("GOMP_critical_name_start: T#%d\n", gtid));
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__kmpc_critical(&loc, gtid, (kmp_critical_name *)pptr);
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}
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void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_NAME_END)(void **pptr) {
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int gtid = __kmp_get_gtid();
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MKLOC(loc, "GOMP_critical_name_end");
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KA_TRACE(20, ("GOMP_critical_name_end: T#%d\n", gtid));
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__kmpc_end_critical(&loc, gtid, (kmp_critical_name *)pptr);
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}
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// The Gnu codegen tries to use locked operations to perform atomic updates
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// inline. If it can't, then it calls GOMP_atomic_start() before performing
192
// the update and GOMP_atomic_end() afterward, regardless of the data type.
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void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ATOMIC_START)(void) {
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int gtid = __kmp_entry_gtid();
195
KA_TRACE(20, ("GOMP_atomic_start: T#%d\n", gtid));
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197
#if OMPT_SUPPORT
198
__ompt_thread_assign_wait_id(0);
199
#endif
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__kmp_acquire_atomic_lock(&__kmp_atomic_lock, gtid);
202
}
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void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ATOMIC_END)(void) {
205
int gtid = __kmp_get_gtid();
206
KA_TRACE(20, ("GOMP_atomic_end: T#%d\n", gtid));
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__kmp_release_atomic_lock(&__kmp_atomic_lock, gtid);
208
}
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int KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_START)(void) {
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int gtid = __kmp_entry_gtid();
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MKLOC(loc, "GOMP_single_start");
213
KA_TRACE(20, ("GOMP_single_start: T#%d\n", gtid));
214
215
if (!TCR_4(__kmp_init_parallel))
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__kmp_parallel_initialize();
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__kmp_resume_if_soft_paused();
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// 3rd parameter == FALSE prevents kmp_enter_single from pushing a
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// workshare when USE_CHECKS is defined. We need to avoid the push,
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// as there is no corresponding GOMP_single_end() call.
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kmp_int32 rc = __kmp_enter_single(gtid, &loc, FALSE);
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#if OMPT_SUPPORT && OMPT_OPTIONAL
225
kmp_info_t *this_thr = __kmp_threads[gtid];
226
kmp_team_t *team = this_thr->th.th_team;
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int tid = __kmp_tid_from_gtid(gtid);
228
229
if (ompt_enabled.enabled) {
230
if (rc) {
231
if (ompt_enabled.ompt_callback_work) {
232
ompt_callbacks.ompt_callback(ompt_callback_work)(
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ompt_work_single_executor, ompt_scope_begin,
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&(team->t.ompt_team_info.parallel_data),
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&(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
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1, OMPT_GET_RETURN_ADDRESS(0));
237
}
238
} else {
239
if (ompt_enabled.ompt_callback_work) {
240
ompt_callbacks.ompt_callback(ompt_callback_work)(
241
ompt_work_single_other, ompt_scope_begin,
242
&(team->t.ompt_team_info.parallel_data),
243
&(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
244
1, OMPT_GET_RETURN_ADDRESS(0));
245
ompt_callbacks.ompt_callback(ompt_callback_work)(
246
ompt_work_single_other, ompt_scope_end,
247
&(team->t.ompt_team_info.parallel_data),
248
&(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
249
1, OMPT_GET_RETURN_ADDRESS(0));
250
}
251
}
252
}
253
#endif
254
255
return rc;
256
}
257
258
void *KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_START)(void) {
259
void *retval;
260
int gtid = __kmp_entry_gtid();
261
MKLOC(loc, "GOMP_single_copy_start");
262
KA_TRACE(20, ("GOMP_single_copy_start: T#%d\n", gtid));
263
264
if (!TCR_4(__kmp_init_parallel))
265
__kmp_parallel_initialize();
266
__kmp_resume_if_soft_paused();
267
268
// If this is the first thread to enter, return NULL. The generated code will
269
// then call GOMP_single_copy_end() for this thread only, with the
270
// copyprivate data pointer as an argument.
271
if (__kmp_enter_single(gtid, &loc, FALSE))
272
return NULL;
273
274
// Wait for the first thread to set the copyprivate data pointer,
275
// and for all other threads to reach this point.
276
277
#if OMPT_SUPPORT && OMPT_OPTIONAL
278
ompt_frame_t *ompt_frame;
279
if (ompt_enabled.enabled) {
280
__ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
281
ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
282
}
283
OMPT_STORE_RETURN_ADDRESS(gtid);
284
#endif
285
__kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
286
287
// Retrieve the value of the copyprivate data point, and wait for all
288
// threads to do likewise, then return.
289
retval = __kmp_team_from_gtid(gtid)->t.t_copypriv_data;
290
{
291
#if OMPT_SUPPORT && OMPT_OPTIONAL
292
OMPT_STORE_RETURN_ADDRESS(gtid);
293
#endif
294
__kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
295
}
296
#if OMPT_SUPPORT && OMPT_OPTIONAL
297
if (ompt_enabled.enabled) {
298
ompt_frame->enter_frame = ompt_data_none;
299
}
300
#endif
301
return retval;
302
}
303
304
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_END)(void *data) {
305
int gtid = __kmp_get_gtid();
306
KA_TRACE(20, ("GOMP_single_copy_end: T#%d\n", gtid));
307
308
// Set the copyprivate data pointer fo the team, then hit the barrier so that
309
// the other threads will continue on and read it. Hit another barrier before
310
// continuing, so that the know that the copyprivate data pointer has been
311
// propagated to all threads before trying to reuse the t_copypriv_data field.
312
__kmp_team_from_gtid(gtid)->t.t_copypriv_data = data;
313
#if OMPT_SUPPORT && OMPT_OPTIONAL
314
ompt_frame_t *ompt_frame;
315
if (ompt_enabled.enabled) {
316
__ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
317
ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
318
}
319
OMPT_STORE_RETURN_ADDRESS(gtid);
320
#endif
321
__kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
322
{
323
#if OMPT_SUPPORT && OMPT_OPTIONAL
324
OMPT_STORE_RETURN_ADDRESS(gtid);
325
#endif
326
__kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
327
}
328
#if OMPT_SUPPORT && OMPT_OPTIONAL
329
if (ompt_enabled.enabled) {
330
ompt_frame->enter_frame = ompt_data_none;
331
}
332
#endif
333
}
334
335
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_START)(void) {
336
int gtid = __kmp_entry_gtid();
337
MKLOC(loc, "GOMP_ordered_start");
338
KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
339
#if OMPT_SUPPORT && OMPT_OPTIONAL
340
OMPT_STORE_RETURN_ADDRESS(gtid);
341
#endif
342
__kmpc_ordered(&loc, gtid);
343
}
344
345
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_END)(void) {
346
int gtid = __kmp_get_gtid();
347
MKLOC(loc, "GOMP_ordered_end");
348
KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
349
#if OMPT_SUPPORT && OMPT_OPTIONAL
350
OMPT_STORE_RETURN_ADDRESS(gtid);
351
#endif
352
__kmpc_end_ordered(&loc, gtid);
353
}
354
355
// Dispatch macro defs
356
//
357
// They come in two flavors: 64-bit unsigned, and either 32-bit signed
358
// (IA-32 architecture) or 64-bit signed (Intel(R) 64).
359
360
#if KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS || KMP_ARCH_WASM || \
361
KMP_ARCH_PPC || KMP_ARCH_AARCH64_32
362
#define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_4
363
#define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_4
364
#define KMP_DISPATCH_NEXT __kmpc_dispatch_next_4
365
#else
366
#define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_8
367
#define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_8
368
#define KMP_DISPATCH_NEXT __kmpc_dispatch_next_8
369
#endif /* KMP_ARCH_X86 */
370
371
#define KMP_DISPATCH_INIT_ULL __kmp_aux_dispatch_init_8u
372
#define KMP_DISPATCH_FINI_CHUNK_ULL __kmp_aux_dispatch_fini_chunk_8u
373
#define KMP_DISPATCH_NEXT_ULL __kmpc_dispatch_next_8u
374
375
// The parallel construct
376
377
#ifndef KMP_DEBUG
378
static
379
#endif /* KMP_DEBUG */
380
void
381
__kmp_GOMP_microtask_wrapper(int *gtid, int *npr, void (*task)(void *),
382
void *data) {
383
#if OMPT_SUPPORT
384
kmp_info_t *thr;
385
ompt_frame_t *ompt_frame;
386
ompt_state_t enclosing_state;
387
388
if (ompt_enabled.enabled) {
389
// get pointer to thread data structure
390
thr = __kmp_threads[*gtid];
391
392
// save enclosing task state; set current state for task
393
enclosing_state = thr->th.ompt_thread_info.state;
394
thr->th.ompt_thread_info.state = ompt_state_work_parallel;
395
396
// set task frame
397
__ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
398
ompt_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
399
}
400
#endif
401
402
task(data);
403
404
#if OMPT_SUPPORT
405
if (ompt_enabled.enabled) {
406
// clear task frame
407
ompt_frame->exit_frame = ompt_data_none;
408
409
// restore enclosing state
410
thr->th.ompt_thread_info.state = enclosing_state;
411
}
412
#endif
413
}
414
415
#ifndef KMP_DEBUG
416
static
417
#endif /* KMP_DEBUG */
418
void
419
__kmp_GOMP_parallel_microtask_wrapper(int *gtid, int *npr,
420
void (*task)(void *), void *data,
421
unsigned num_threads, ident_t *loc,
422
enum sched_type schedule, long start,
423
long end, long incr,
424
long chunk_size) {
425
// Initialize the loop worksharing construct.
426
427
KMP_DISPATCH_INIT(loc, *gtid, schedule, start, end, incr, chunk_size,
428
schedule != kmp_sch_static);
429
430
#if OMPT_SUPPORT
431
kmp_info_t *thr;
432
ompt_frame_t *ompt_frame;
433
ompt_state_t enclosing_state;
434
435
if (ompt_enabled.enabled) {
436
thr = __kmp_threads[*gtid];
437
// save enclosing task state; set current state for task
438
enclosing_state = thr->th.ompt_thread_info.state;
439
thr->th.ompt_thread_info.state = ompt_state_work_parallel;
440
441
// set task frame
442
__ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
443
ompt_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
444
}
445
#endif
446
447
// Now invoke the microtask.
448
task(data);
449
450
#if OMPT_SUPPORT
451
if (ompt_enabled.enabled) {
452
// clear task frame
453
ompt_frame->exit_frame = ompt_data_none;
454
455
// reset enclosing state
456
thr->th.ompt_thread_info.state = enclosing_state;
457
}
458
#endif
459
}
460
461
static void __kmp_GOMP_fork_call(ident_t *loc, int gtid, unsigned num_threads,
462
unsigned flags, void (*unwrapped_task)(void *),
463
microtask_t wrapper, int argc, ...) {
464
int rc;
465
kmp_info_t *thr = __kmp_threads[gtid];
466
kmp_team_t *team = thr->th.th_team;
467
int tid = __kmp_tid_from_gtid(gtid);
468
469
va_list ap;
470
va_start(ap, argc);
471
472
if (num_threads != 0)
473
__kmp_push_num_threads(loc, gtid, num_threads);
474
if (flags != 0)
475
__kmp_push_proc_bind(loc, gtid, (kmp_proc_bind_t)flags);
476
rc = __kmp_fork_call(loc, gtid, fork_context_gnu, argc, wrapper,
477
__kmp_invoke_task_func, kmp_va_addr_of(ap));
478
479
va_end(ap);
480
481
if (rc) {
482
__kmp_run_before_invoked_task(gtid, tid, thr, team);
483
}
484
485
#if OMPT_SUPPORT
486
int ompt_team_size;
487
if (ompt_enabled.enabled) {
488
ompt_team_info_t *team_info = __ompt_get_teaminfo(0, NULL);
489
ompt_task_info_t *task_info = __ompt_get_task_info_object(0);
490
491
// implicit task callback
492
if (ompt_enabled.ompt_callback_implicit_task) {
493
ompt_team_size = __kmp_team_from_gtid(gtid)->t.t_nproc;
494
ompt_callbacks.ompt_callback(ompt_callback_implicit_task)(
495
ompt_scope_begin, &(team_info->parallel_data),
496
&(task_info->task_data), ompt_team_size, __kmp_tid_from_gtid(gtid),
497
ompt_task_implicit); // TODO: Can this be ompt_task_initial?
498
task_info->thread_num = __kmp_tid_from_gtid(gtid);
499
}
500
thr->th.ompt_thread_info.state = ompt_state_work_parallel;
501
}
502
#endif
503
}
504
505
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_START)(void (*task)(void *),
506
void *data,
507
unsigned num_threads) {
508
int gtid = __kmp_entry_gtid();
509
510
#if OMPT_SUPPORT
511
ompt_frame_t *parent_frame, *frame;
512
513
if (ompt_enabled.enabled) {
514
__ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);
515
parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
516
}
517
OMPT_STORE_RETURN_ADDRESS(gtid);
518
#endif
519
520
MKLOC(loc, "GOMP_parallel_start");
521
KA_TRACE(20, ("GOMP_parallel_start: T#%d\n", gtid));
522
__kmp_GOMP_fork_call(&loc, gtid, num_threads, 0u, task,
523
(microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
524
data);
525
#if OMPT_SUPPORT
526
if (ompt_enabled.enabled) {
527
__ompt_get_task_info_internal(0, NULL, NULL, &frame, NULL, NULL);
528
frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
529
}
530
#endif
531
#if OMPD_SUPPORT
532
if (ompd_state & OMPD_ENABLE_BP)
533
ompd_bp_parallel_begin();
534
#endif
535
}
536
537
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)(void) {
538
int gtid = __kmp_get_gtid();
539
kmp_info_t *thr;
540
541
thr = __kmp_threads[gtid];
542
543
MKLOC(loc, "GOMP_parallel_end");
544
KA_TRACE(20, ("GOMP_parallel_end: T#%d\n", gtid));
545
546
if (!thr->th.th_team->t.t_serialized) {
547
__kmp_run_after_invoked_task(gtid, __kmp_tid_from_gtid(gtid), thr,
548
thr->th.th_team);
549
}
550
#if OMPT_SUPPORT
551
if (ompt_enabled.enabled) {
552
// Implicit task is finished here, in the barrier we might schedule
553
// deferred tasks,
554
// these don't see the implicit task on the stack
555
OMPT_CUR_TASK_INFO(thr)->frame.exit_frame = ompt_data_none;
556
}
557
#endif
558
559
__kmp_join_call(&loc, gtid
560
#if OMPT_SUPPORT
561
,
562
fork_context_gnu
563
#endif
564
);
565
#if OMPD_SUPPORT
566
if (ompd_state & OMPD_ENABLE_BP)
567
ompd_bp_parallel_end();
568
#endif
569
}
570
571
// Loop worksharing constructs
572
573
// The Gnu codegen passes in an exclusive upper bound for the overall range,
574
// but the libguide dispatch code expects an inclusive upper bound, hence the
575
// "end - incr" 5th argument to KMP_DISPATCH_INIT (and the " ub - str" 11th
576
// argument to __kmp_GOMP_fork_call).
577
//
578
// Conversely, KMP_DISPATCH_NEXT returns and inclusive upper bound in *p_ub,
579
// but the Gnu codegen expects an exclusive upper bound, so the adjustment
580
// "*p_ub += stride" compensates for the discrepancy.
581
//
582
// Correction: the gnu codegen always adjusts the upper bound by +-1, not the
583
// stride value. We adjust the dispatch parameters accordingly (by +-1), but
584
// we still adjust p_ub by the actual stride value.
585
//
586
// The "runtime" versions do not take a chunk_sz parameter.
587
//
588
// The profile lib cannot support construct checking of unordered loops that
589
// are predetermined by the compiler to be statically scheduled, as the gcc
590
// codegen will not always emit calls to GOMP_loop_static_next() to get the
591
// next iteration. Instead, it emits inline code to call omp_get_thread_num()
592
// num and calculate the iteration space using the result. It doesn't do this
593
// with ordered static loop, so they can be checked.
594
595
#if OMPT_SUPPORT
596
#define IF_OMPT_SUPPORT(code) code
597
#else
598
#define IF_OMPT_SUPPORT(code)
599
#endif
600
601
#define LOOP_START(func, schedule) \
602
int func(long lb, long ub, long str, long chunk_sz, long *p_lb, \
603
long *p_ub) { \
604
int status; \
605
long stride; \
606
int gtid = __kmp_entry_gtid(); \
607
MKLOC(loc, KMP_STR(func)); \
608
KA_TRACE( \
609
20, \
610
(KMP_STR( \
611
func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n", \
612
gtid, lb, ub, str, chunk_sz)); \
613
\
614
if ((str > 0) ? (lb < ub) : (lb > ub)) { \
615
{ \
616
IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);) \
617
KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \
618
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \
619
(schedule) != kmp_sch_static); \
620
} \
621
{ \
622
IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);) \
623
status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb, \
624
(kmp_int *)p_ub, (kmp_int *)&stride); \
625
} \
626
if (status) { \
627
KMP_DEBUG_ASSERT(stride == str); \
628
*p_ub += (str > 0) ? 1 : -1; \
629
} \
630
} else { \
631
status = 0; \
632
} \
633
\
634
KA_TRACE( \
635
20, \
636
(KMP_STR( \
637
func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n", \
638
gtid, *p_lb, *p_ub, status)); \
639
return status; \
640
}
641
642
#define LOOP_RUNTIME_START(func, schedule) \
643
int func(long lb, long ub, long str, long *p_lb, long *p_ub) { \
644
int status; \
645
long stride; \
646
long chunk_sz = 0; \
647
int gtid = __kmp_entry_gtid(); \
648
MKLOC(loc, KMP_STR(func)); \
649
KA_TRACE( \
650
20, \
651
(KMP_STR(func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n", \
652
gtid, lb, ub, str, chunk_sz)); \
653
\
654
if ((str > 0) ? (lb < ub) : (lb > ub)) { \
655
{ \
656
IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);) \
657
KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \
658
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \
659
TRUE); \
660
} \
661
{ \
662
IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);) \
663
status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb, \
664
(kmp_int *)p_ub, (kmp_int *)&stride); \
665
} \
666
if (status) { \
667
KMP_DEBUG_ASSERT(stride == str); \
668
*p_ub += (str > 0) ? 1 : -1; \
669
} \
670
} else { \
671
status = 0; \
672
} \
673
\
674
KA_TRACE( \
675
20, \
676
(KMP_STR( \
677
func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n", \
678
gtid, *p_lb, *p_ub, status)); \
679
return status; \
680
}
681
682
#define KMP_DOACROSS_FINI(status, gtid) \
683
if (!status && __kmp_threads[gtid]->th.th_dispatch->th_doacross_flags) { \
684
__kmpc_doacross_fini(NULL, gtid); \
685
}
686
687
#define LOOP_NEXT(func, fini_code) \
688
int func(long *p_lb, long *p_ub) { \
689
int status; \
690
long stride; \
691
int gtid = __kmp_get_gtid(); \
692
MKLOC(loc, KMP_STR(func)); \
693
KA_TRACE(20, (KMP_STR(func) ": T#%d\n", gtid)); \
694
\
695
IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);) \
696
fini_code status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb, \
697
(kmp_int *)p_ub, (kmp_int *)&stride); \
698
if (status) { \
699
*p_ub += (stride > 0) ? 1 : -1; \
700
} \
701
KMP_DOACROSS_FINI(status, gtid) \
702
\
703
KA_TRACE( \
704
20, \
705
(KMP_STR(func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, stride 0x%lx, " \
706
"returning %d\n", \
707
gtid, *p_lb, *p_ub, stride, status)); \
708
return status; \
709
}
710
711
LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_STATIC_START), kmp_sch_static)
712
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT), {})
713
LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START),
714
kmp_sch_dynamic_chunked)
715
LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_START),
716
kmp_sch_dynamic_chunked)
717
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT), {})
718
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_NEXT), {})
719
LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_GUIDED_START),
720
kmp_sch_guided_chunked)
721
LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_START),
722
kmp_sch_guided_chunked)
723
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT), {})
724
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_NEXT), {})
725
LOOP_RUNTIME_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_RUNTIME_START),
726
kmp_sch_runtime)
727
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT), {})
728
LOOP_RUNTIME_START(
729
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_START),
730
kmp_sch_runtime)
731
LOOP_RUNTIME_START(
732
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_RUNTIME_START),
733
kmp_sch_runtime)
734
LOOP_NEXT(
735
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_NEXT), {})
736
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_RUNTIME_NEXT), {})
737
738
LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START),
739
kmp_ord_static)
740
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT),
741
{ KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
742
LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START),
743
kmp_ord_dynamic_chunked)
744
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT),
745
{ KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
746
LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START),
747
kmp_ord_guided_chunked)
748
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT),
749
{ KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
750
LOOP_RUNTIME_START(
751
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START),
752
kmp_ord_runtime)
753
LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT),
754
{ KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
755
756
#define LOOP_DOACROSS_START(func, schedule) \
757
bool func(unsigned ncounts, long *counts, long chunk_sz, long *p_lb, \
758
long *p_ub) { \
759
int status; \
760
long stride, lb, ub, str; \
761
int gtid = __kmp_entry_gtid(); \
762
struct kmp_dim *dims = \
763
(struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts); \
764
MKLOC(loc, KMP_STR(func)); \
765
for (unsigned i = 0; i < ncounts; ++i) { \
766
dims[i].lo = 0; \
767
dims[i].up = counts[i] - 1; \
768
dims[i].st = 1; \
769
} \
770
__kmpc_doacross_init(&loc, gtid, (int)ncounts, dims); \
771
lb = 0; \
772
ub = counts[0]; \
773
str = 1; \
774
KA_TRACE(20, (KMP_STR(func) ": T#%d, ncounts %u, lb 0x%lx, ub 0x%lx, str " \
775
"0x%lx, chunk_sz " \
776
"0x%lx\n", \
777
gtid, ncounts, lb, ub, str, chunk_sz)); \
778
\
779
if ((str > 0) ? (lb < ub) : (lb > ub)) { \
780
KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \
781
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \
782
(schedule) != kmp_sch_static); \
783
status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb, \
784
(kmp_int *)p_ub, (kmp_int *)&stride); \
785
if (status) { \
786
KMP_DEBUG_ASSERT(stride == str); \
787
*p_ub += (str > 0) ? 1 : -1; \
788
} \
789
} else { \
790
status = 0; \
791
} \
792
KMP_DOACROSS_FINI(status, gtid); \
793
\
794
KA_TRACE( \
795
20, \
796
(KMP_STR( \
797
func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n", \
798
gtid, *p_lb, *p_ub, status)); \
799
__kmp_free(dims); \
800
return status; \
801
}
802
803
#define LOOP_DOACROSS_RUNTIME_START(func, schedule) \
804
int func(unsigned ncounts, long *counts, long *p_lb, long *p_ub) { \
805
int status; \
806
long stride, lb, ub, str; \
807
long chunk_sz = 0; \
808
int gtid = __kmp_entry_gtid(); \
809
struct kmp_dim *dims = \
810
(struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts); \
811
MKLOC(loc, KMP_STR(func)); \
812
for (unsigned i = 0; i < ncounts; ++i) { \
813
dims[i].lo = 0; \
814
dims[i].up = counts[i] - 1; \
815
dims[i].st = 1; \
816
} \
817
__kmpc_doacross_init(&loc, gtid, (int)ncounts, dims); \
818
lb = 0; \
819
ub = counts[0]; \
820
str = 1; \
821
KA_TRACE( \
822
20, \
823
(KMP_STR(func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n", \
824
gtid, lb, ub, str, chunk_sz)); \
825
\
826
if ((str > 0) ? (lb < ub) : (lb > ub)) { \
827
KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \
828
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, TRUE); \
829
status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb, \
830
(kmp_int *)p_ub, (kmp_int *)&stride); \
831
if (status) { \
832
KMP_DEBUG_ASSERT(stride == str); \
833
*p_ub += (str > 0) ? 1 : -1; \
834
} \
835
} else { \
836
status = 0; \
837
} \
838
KMP_DOACROSS_FINI(status, gtid); \
839
\
840
KA_TRACE( \
841
20, \
842
(KMP_STR( \
843
func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n", \
844
gtid, *p_lb, *p_ub, status)); \
845
__kmp_free(dims); \
846
return status; \
847
}
848
849
LOOP_DOACROSS_START(
850
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_STATIC_START),
851
kmp_sch_static)
852
LOOP_DOACROSS_START(
853
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_DYNAMIC_START),
854
kmp_sch_dynamic_chunked)
855
LOOP_DOACROSS_START(
856
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_GUIDED_START),
857
kmp_sch_guided_chunked)
858
LOOP_DOACROSS_RUNTIME_START(
859
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_RUNTIME_START),
860
kmp_sch_runtime)
861
862
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END)(void) {
863
int gtid = __kmp_get_gtid();
864
KA_TRACE(20, ("GOMP_loop_end: T#%d\n", gtid))
865
866
#if OMPT_SUPPORT && OMPT_OPTIONAL
867
ompt_frame_t *ompt_frame;
868
if (ompt_enabled.enabled) {
869
__ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
870
ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
871
OMPT_STORE_RETURN_ADDRESS(gtid);
872
}
873
#endif
874
__kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
875
#if OMPT_SUPPORT && OMPT_OPTIONAL
876
if (ompt_enabled.enabled) {
877
ompt_frame->enter_frame = ompt_data_none;
878
}
879
#endif
880
881
KA_TRACE(20, ("GOMP_loop_end exit: T#%d\n", gtid))
882
}
883
884
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_NOWAIT)(void) {
885
KA_TRACE(20, ("GOMP_loop_end_nowait: T#%d\n", __kmp_get_gtid()))
886
}
887
888
// Unsigned long long loop worksharing constructs
889
//
890
// These are new with gcc 4.4
891
892
#define LOOP_START_ULL(func, schedule) \
893
int func(int up, unsigned long long lb, unsigned long long ub, \
894
unsigned long long str, unsigned long long chunk_sz, \
895
unsigned long long *p_lb, unsigned long long *p_ub) { \
896
int status; \
897
long long str2 = up ? ((long long)str) : -((long long)str); \
898
long long stride; \
899
int gtid = __kmp_entry_gtid(); \
900
MKLOC(loc, KMP_STR(func)); \
901
\
902
KA_TRACE(20, (KMP_STR(func) ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str " \
903
"0x%llx, chunk_sz 0x%llx\n", \
904
gtid, up, lb, ub, str, chunk_sz)); \
905
\
906
if ((str > 0) ? (lb < ub) : (lb > ub)) { \
907
KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb, \
908
(str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz, \
909
(schedule) != kmp_sch_static); \
910
status = \
911
KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb, \
912
(kmp_uint64 *)p_ub, (kmp_int64 *)&stride); \
913
if (status) { \
914
KMP_DEBUG_ASSERT(stride == str2); \
915
*p_ub += (str > 0) ? 1 : -1; \
916
} \
917
} else { \
918
status = 0; \
919
} \
920
\
921
KA_TRACE( \
922
20, \
923
(KMP_STR( \
924
func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n", \
925
gtid, *p_lb, *p_ub, status)); \
926
return status; \
927
}
928
929
#define LOOP_RUNTIME_START_ULL(func, schedule) \
930
int func(int up, unsigned long long lb, unsigned long long ub, \
931
unsigned long long str, unsigned long long *p_lb, \
932
unsigned long long *p_ub) { \
933
int status; \
934
long long str2 = up ? ((long long)str) : -((long long)str); \
935
unsigned long long stride; \
936
unsigned long long chunk_sz = 0; \
937
int gtid = __kmp_entry_gtid(); \
938
MKLOC(loc, KMP_STR(func)); \
939
\
940
KA_TRACE(20, (KMP_STR(func) ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str " \
941
"0x%llx, chunk_sz 0x%llx\n", \
942
gtid, up, lb, ub, str, chunk_sz)); \
943
\
944
if ((str > 0) ? (lb < ub) : (lb > ub)) { \
945
KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb, \
946
(str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz, \
947
TRUE); \
948
status = \
949
KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb, \
950
(kmp_uint64 *)p_ub, (kmp_int64 *)&stride); \
951
if (status) { \
952
KMP_DEBUG_ASSERT((long long)stride == str2); \
953
*p_ub += (str > 0) ? 1 : -1; \
954
} \
955
} else { \
956
status = 0; \
957
} \
958
\
959
KA_TRACE( \
960
20, \
961
(KMP_STR( \
962
func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n", \
963
gtid, *p_lb, *p_ub, status)); \
964
return status; \
965
}
966
967
#define LOOP_NEXT_ULL(func, fini_code) \
968
int func(unsigned long long *p_lb, unsigned long long *p_ub) { \
969
int status; \
970
long long stride; \
971
int gtid = __kmp_get_gtid(); \
972
MKLOC(loc, KMP_STR(func)); \
973
KA_TRACE(20, (KMP_STR(func) ": T#%d\n", gtid)); \
974
\
975
fini_code status = \
976
KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb, \
977
(kmp_uint64 *)p_ub, (kmp_int64 *)&stride); \
978
if (status) { \
979
*p_ub += (stride > 0) ? 1 : -1; \
980
} \
981
\
982
KA_TRACE( \
983
20, \
984
(KMP_STR( \
985
func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, stride 0x%llx, " \
986
"returning %d\n", \
987
gtid, *p_lb, *p_ub, stride, status)); \
988
return status; \
989
}
990
991
LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START),
992
kmp_sch_static)
993
LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT), {})
994
LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START),
995
kmp_sch_dynamic_chunked)
996
LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT), {})
997
LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START),
998
kmp_sch_guided_chunked)
999
LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT), {})
1000
LOOP_START_ULL(
1001
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_START),
1002
kmp_sch_dynamic_chunked)
1003
LOOP_NEXT_ULL(
1004
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_NEXT), {})
1005
LOOP_START_ULL(
1006
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_START),
1007
kmp_sch_guided_chunked)
1008
LOOP_NEXT_ULL(
1009
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_NEXT), {})
1010
LOOP_RUNTIME_START_ULL(
1011
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START), kmp_sch_runtime)
1012
LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT), {})
1013
LOOP_RUNTIME_START_ULL(
1014
KMP_EXPAND_NAME(
1015
KMP_API_NAME_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_START),
1016
kmp_sch_runtime)
1017
LOOP_RUNTIME_START_ULL(
1018
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_START),
1019
kmp_sch_runtime)
1020
LOOP_NEXT_ULL(
1021
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_NEXT),
1022
{})
1023
LOOP_NEXT_ULL(
1024
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_NEXT), {})
1025
1026
LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START),
1027
kmp_ord_static)
1028
LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT),
1029
{ KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
1030
LOOP_START_ULL(
1031
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START),
1032
kmp_ord_dynamic_chunked)
1033
LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT),
1034
{ KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
1035
LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START),
1036
kmp_ord_guided_chunked)
1037
LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT),
1038
{ KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
1039
LOOP_RUNTIME_START_ULL(
1040
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START),
1041
kmp_ord_runtime)
1042
LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT),
1043
{ KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
1044
1045
#define LOOP_DOACROSS_START_ULL(func, schedule) \
1046
int func(unsigned ncounts, unsigned long long *counts, \
1047
unsigned long long chunk_sz, unsigned long long *p_lb, \
1048
unsigned long long *p_ub) { \
1049
int status; \
1050
long long stride, str, lb, ub; \
1051
int gtid = __kmp_entry_gtid(); \
1052
struct kmp_dim *dims = \
1053
(struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts); \
1054
MKLOC(loc, KMP_STR(func)); \
1055
for (unsigned i = 0; i < ncounts; ++i) { \
1056
dims[i].lo = 0; \
1057
dims[i].up = counts[i] - 1; \
1058
dims[i].st = 1; \
1059
} \
1060
__kmpc_doacross_init(&loc, gtid, (int)ncounts, dims); \
1061
lb = 0; \
1062
ub = counts[0]; \
1063
str = 1; \
1064
\
1065
KA_TRACE(20, (KMP_STR(func) ": T#%d, lb 0x%llx, ub 0x%llx, str " \
1066
"0x%llx, chunk_sz 0x%llx\n", \
1067
gtid, lb, ub, str, chunk_sz)); \
1068
\
1069
if ((str > 0) ? (lb < ub) : (lb > ub)) { \
1070
KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb, \
1071
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \
1072
(schedule) != kmp_sch_static); \
1073
status = \
1074
KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb, \
1075
(kmp_uint64 *)p_ub, (kmp_int64 *)&stride); \
1076
if (status) { \
1077
KMP_DEBUG_ASSERT(stride == str); \
1078
*p_ub += (str > 0) ? 1 : -1; \
1079
} \
1080
} else { \
1081
status = 0; \
1082
} \
1083
KMP_DOACROSS_FINI(status, gtid); \
1084
\
1085
KA_TRACE( \
1086
20, \
1087
(KMP_STR( \
1088
func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n", \
1089
gtid, *p_lb, *p_ub, status)); \
1090
__kmp_free(dims); \
1091
return status; \
1092
}
1093
1094
#define LOOP_DOACROSS_RUNTIME_START_ULL(func, schedule) \
1095
int func(unsigned ncounts, unsigned long long *counts, \
1096
unsigned long long *p_lb, unsigned long long *p_ub) { \
1097
int status; \
1098
unsigned long long stride, str, lb, ub; \
1099
unsigned long long chunk_sz = 0; \
1100
int gtid = __kmp_entry_gtid(); \
1101
struct kmp_dim *dims = \
1102
(struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts); \
1103
MKLOC(loc, KMP_STR(func)); \
1104
for (unsigned i = 0; i < ncounts; ++i) { \
1105
dims[i].lo = 0; \
1106
dims[i].up = counts[i] - 1; \
1107
dims[i].st = 1; \
1108
} \
1109
__kmpc_doacross_init(&loc, gtid, (int)ncounts, dims); \
1110
lb = 0; \
1111
ub = counts[0]; \
1112
str = 1; \
1113
KA_TRACE(20, (KMP_STR(func) ": T#%d, lb 0x%llx, ub 0x%llx, str " \
1114
"0x%llx, chunk_sz 0x%llx\n", \
1115
gtid, lb, ub, str, chunk_sz)); \
1116
\
1117
if ((str > 0) ? (lb < ub) : (lb > ub)) { \
1118
KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb, \
1119
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \
1120
TRUE); \
1121
status = \
1122
KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb, \
1123
(kmp_uint64 *)p_ub, (kmp_int64 *)&stride); \
1124
if (status) { \
1125
KMP_DEBUG_ASSERT(stride == str); \
1126
*p_ub += (str > 0) ? 1 : -1; \
1127
} \
1128
} else { \
1129
status = 0; \
1130
} \
1131
KMP_DOACROSS_FINI(status, gtid); \
1132
\
1133
KA_TRACE( \
1134
20, \
1135
(KMP_STR( \
1136
func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n", \
1137
gtid, *p_lb, *p_ub, status)); \
1138
__kmp_free(dims); \
1139
return status; \
1140
}
1141
1142
LOOP_DOACROSS_START_ULL(
1143
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_STATIC_START),
1144
kmp_sch_static)
1145
LOOP_DOACROSS_START_ULL(
1146
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_DYNAMIC_START),
1147
kmp_sch_dynamic_chunked)
1148
LOOP_DOACROSS_START_ULL(
1149
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_GUIDED_START),
1150
kmp_sch_guided_chunked)
1151
LOOP_DOACROSS_RUNTIME_START_ULL(
1152
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_RUNTIME_START),
1153
kmp_sch_runtime)
1154
1155
// Combined parallel / loop worksharing constructs
1156
//
1157
// There are no ull versions (yet).
1158
1159
#define PARALLEL_LOOP_START(func, schedule, ompt_pre, ompt_post) \
1160
void func(void (*task)(void *), void *data, unsigned num_threads, long lb, \
1161
long ub, long str, long chunk_sz) { \
1162
int gtid = __kmp_entry_gtid(); \
1163
MKLOC(loc, KMP_STR(func)); \
1164
KA_TRACE( \
1165
20, \
1166
(KMP_STR( \
1167
func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n", \
1168
gtid, lb, ub, str, chunk_sz)); \
1169
\
1170
ompt_pre(); \
1171
\
1172
__kmp_GOMP_fork_call(&loc, gtid, num_threads, 0u, task, \
1173
(microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
1174
9, task, data, num_threads, &loc, (schedule), lb, \
1175
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz); \
1176
IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid)); \
1177
\
1178
KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \
1179
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \
1180
(schedule) != kmp_sch_static); \
1181
\
1182
ompt_post(); \
1183
\
1184
KA_TRACE(20, (KMP_STR(func) " exit: T#%d\n", gtid)); \
1185
}
1186
1187
#if OMPT_SUPPORT && OMPT_OPTIONAL
1188
1189
#define OMPT_LOOP_PRE() \
1190
ompt_frame_t *parent_frame; \
1191
if (ompt_enabled.enabled) { \
1192
__ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL); \
1193
parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0); \
1194
OMPT_STORE_RETURN_ADDRESS(gtid); \
1195
}
1196
1197
#define OMPT_LOOP_POST() \
1198
if (ompt_enabled.enabled) { \
1199
parent_frame->enter_frame = ompt_data_none; \
1200
}
1201
1202
#else
1203
1204
#define OMPT_LOOP_PRE()
1205
1206
#define OMPT_LOOP_POST()
1207
1208
#endif
1209
1210
PARALLEL_LOOP_START(
1211
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START),
1212
kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1213
PARALLEL_LOOP_START(
1214
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START),
1215
kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1216
PARALLEL_LOOP_START(
1217
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START),
1218
kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1219
PARALLEL_LOOP_START(
1220
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START),
1221
kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1222
1223
// Tasking constructs
1224
1225
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASK)(void (*func)(void *), void *data,
1226
void (*copy_func)(void *, void *),
1227
long arg_size, long arg_align,
1228
bool if_cond, unsigned gomp_flags,
1229
void **depend) {
1230
MKLOC(loc, "GOMP_task");
1231
int gtid = __kmp_entry_gtid();
1232
kmp_int32 flags = 0;
1233
kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags;
1234
1235
KA_TRACE(20, ("GOMP_task: T#%d\n", gtid));
1236
1237
// The low-order bit is the "untied" flag
1238
if (!(gomp_flags & KMP_GOMP_TASK_UNTIED_FLAG)) {
1239
input_flags->tiedness = TASK_TIED;
1240
}
1241
// The second low-order bit is the "final" flag
1242
if (gomp_flags & KMP_GOMP_TASK_FINAL_FLAG) {
1243
input_flags->final = 1;
1244
}
1245
input_flags->native = 1;
1246
// __kmp_task_alloc() sets up all other flags
1247
1248
if (!if_cond) {
1249
arg_size = 0;
1250
}
1251
1252
kmp_task_t *task = __kmp_task_alloc(
1253
&loc, gtid, input_flags, sizeof(kmp_task_t),
1254
arg_size ? arg_size + arg_align - 1 : 0, (kmp_routine_entry_t)func);
1255
1256
if (arg_size > 0) {
1257
if (arg_align > 0) {
1258
task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) /
1259
arg_align * arg_align);
1260
}
1261
// else error??
1262
1263
if (copy_func) {
1264
(*copy_func)(task->shareds, data);
1265
} else {
1266
KMP_MEMCPY(task->shareds, data, arg_size);
1267
}
1268
}
1269
1270
#if OMPT_SUPPORT
1271
kmp_taskdata_t *current_task;
1272
if (ompt_enabled.enabled) {
1273
current_task = __kmp_threads[gtid]->th.th_current_task;
1274
current_task->ompt_task_info.frame.enter_frame.ptr =
1275
OMPT_GET_FRAME_ADDRESS(0);
1276
}
1277
OMPT_STORE_RETURN_ADDRESS(gtid);
1278
#endif
1279
1280
if (if_cond) {
1281
if (gomp_flags & KMP_GOMP_TASK_DEPENDS_FLAG) {
1282
KMP_ASSERT(depend);
1283
kmp_gomp_depends_info_t gomp_depends(depend);
1284
kmp_int32 ndeps = gomp_depends.get_num_deps();
1285
SimpleVLA<kmp_depend_info_t> dep_list(ndeps);
1286
for (kmp_int32 i = 0; i < ndeps; i++)
1287
dep_list[i] = gomp_depends.get_kmp_depend(i);
1288
kmp_int32 ndeps_cnv;
1289
__kmp_type_convert(ndeps, &ndeps_cnv);
1290
__kmpc_omp_task_with_deps(&loc, gtid, task, ndeps_cnv, dep_list, 0, NULL);
1291
} else {
1292
__kmpc_omp_task(&loc, gtid, task);
1293
}
1294
} else {
1295
#if OMPT_SUPPORT
1296
ompt_thread_info_t oldInfo;
1297
kmp_info_t *thread;
1298
kmp_taskdata_t *taskdata;
1299
if (ompt_enabled.enabled) {
1300
// Store the threads states and restore them after the task
1301
thread = __kmp_threads[gtid];
1302
taskdata = KMP_TASK_TO_TASKDATA(task);
1303
oldInfo = thread->th.ompt_thread_info;
1304
thread->th.ompt_thread_info.wait_id = 0;
1305
thread->th.ompt_thread_info.state = ompt_state_work_parallel;
1306
taskdata->ompt_task_info.frame.exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1307
}
1308
OMPT_STORE_RETURN_ADDRESS(gtid);
1309
#endif
1310
if (gomp_flags & KMP_GOMP_TASK_DEPENDS_FLAG) {
1311
KMP_ASSERT(depend);
1312
kmp_gomp_depends_info_t gomp_depends(depend);
1313
kmp_int32 ndeps = gomp_depends.get_num_deps();
1314
SimpleVLA<kmp_depend_info_t> dep_list(ndeps);
1315
for (kmp_int32 i = 0; i < ndeps; i++)
1316
dep_list[i] = gomp_depends.get_kmp_depend(i);
1317
__kmpc_omp_wait_deps(&loc, gtid, ndeps, dep_list, 0, NULL);
1318
}
1319
1320
__kmpc_omp_task_begin_if0(&loc, gtid, task);
1321
func(data);
1322
__kmpc_omp_task_complete_if0(&loc, gtid, task);
1323
1324
#if OMPT_SUPPORT
1325
if (ompt_enabled.enabled) {
1326
thread->th.ompt_thread_info = oldInfo;
1327
taskdata->ompt_task_info.frame.exit_frame = ompt_data_none;
1328
}
1329
#endif
1330
}
1331
#if OMPT_SUPPORT
1332
if (ompt_enabled.enabled) {
1333
current_task->ompt_task_info.frame.enter_frame = ompt_data_none;
1334
}
1335
#endif
1336
1337
KA_TRACE(20, ("GOMP_task exit: T#%d\n", gtid));
1338
}
1339
1340
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKWAIT)(void) {
1341
MKLOC(loc, "GOMP_taskwait");
1342
int gtid = __kmp_entry_gtid();
1343
1344
#if OMPT_SUPPORT
1345
OMPT_STORE_RETURN_ADDRESS(gtid);
1346
#endif
1347
1348
KA_TRACE(20, ("GOMP_taskwait: T#%d\n", gtid));
1349
1350
__kmpc_omp_taskwait(&loc, gtid);
1351
1352
KA_TRACE(20, ("GOMP_taskwait exit: T#%d\n", gtid));
1353
}
1354
1355
// Sections worksharing constructs
1356
//
1357
// For the sections construct, we initialize a dynamically scheduled loop
1358
// worksharing construct with lb 1 and stride 1, and use the iteration #'s
1359
// that its returns as sections ids.
1360
//
1361
// There are no special entry points for ordered sections, so we always use
1362
// the dynamically scheduled workshare, even if the sections aren't ordered.
1363
1364
unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_START)(unsigned count) {
1365
int status;
1366
kmp_int lb, ub, stride;
1367
int gtid = __kmp_entry_gtid();
1368
MKLOC(loc, "GOMP_sections_start");
1369
KA_TRACE(20, ("GOMP_sections_start: T#%d\n", gtid));
1370
1371
KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1372
1373
status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
1374
if (status) {
1375
KMP_DEBUG_ASSERT(stride == 1);
1376
KMP_DEBUG_ASSERT(lb > 0);
1377
KMP_ASSERT(lb == ub);
1378
} else {
1379
lb = 0;
1380
}
1381
1382
KA_TRACE(20, ("GOMP_sections_start exit: T#%d returning %u\n", gtid,
1383
(unsigned)lb));
1384
return (unsigned)lb;
1385
}
1386
1387
unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_NEXT)(void) {
1388
int status;
1389
kmp_int lb, ub, stride;
1390
int gtid = __kmp_get_gtid();
1391
MKLOC(loc, "GOMP_sections_next");
1392
KA_TRACE(20, ("GOMP_sections_next: T#%d\n", gtid));
1393
1394
#if OMPT_SUPPORT
1395
OMPT_STORE_RETURN_ADDRESS(gtid);
1396
#endif
1397
1398
status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
1399
if (status) {
1400
KMP_DEBUG_ASSERT(stride == 1);
1401
KMP_DEBUG_ASSERT(lb > 0);
1402
KMP_ASSERT(lb == ub);
1403
} else {
1404
lb = 0;
1405
}
1406
1407
KA_TRACE(
1408
20, ("GOMP_sections_next exit: T#%d returning %u\n", gtid, (unsigned)lb));
1409
return (unsigned)lb;
1410
}
1411
1412
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START)(
1413
void (*task)(void *), void *data, unsigned num_threads, unsigned count) {
1414
int gtid = __kmp_entry_gtid();
1415
1416
#if OMPT_SUPPORT
1417
ompt_frame_t *parent_frame;
1418
1419
if (ompt_enabled.enabled) {
1420
__ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);
1421
parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1422
}
1423
OMPT_STORE_RETURN_ADDRESS(gtid);
1424
#endif
1425
1426
MKLOC(loc, "GOMP_parallel_sections_start");
1427
KA_TRACE(20, ("GOMP_parallel_sections_start: T#%d\n", gtid));
1428
1429
__kmp_GOMP_fork_call(&loc, gtid, num_threads, 0u, task,
1430
(microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1431
task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1432
(kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1433
1434
#if OMPT_SUPPORT
1435
if (ompt_enabled.enabled) {
1436
parent_frame->enter_frame = ompt_data_none;
1437
}
1438
#endif
1439
1440
KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1441
1442
KA_TRACE(20, ("GOMP_parallel_sections_start exit: T#%d\n", gtid));
1443
}
1444
1445
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END)(void) {
1446
int gtid = __kmp_get_gtid();
1447
KA_TRACE(20, ("GOMP_sections_end: T#%d\n", gtid))
1448
1449
#if OMPT_SUPPORT
1450
ompt_frame_t *ompt_frame;
1451
if (ompt_enabled.enabled) {
1452
__ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
1453
ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1454
}
1455
OMPT_STORE_RETURN_ADDRESS(gtid);
1456
#endif
1457
__kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
1458
#if OMPT_SUPPORT
1459
if (ompt_enabled.enabled) {
1460
ompt_frame->enter_frame = ompt_data_none;
1461
}
1462
#endif
1463
1464
KA_TRACE(20, ("GOMP_sections_end exit: T#%d\n", gtid))
1465
}
1466
1467
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT)(void) {
1468
KA_TRACE(20, ("GOMP_sections_end_nowait: T#%d\n", __kmp_get_gtid()))
1469
}
1470
1471
// libgomp has an empty function for GOMP_taskyield as of 2013-10-10
1472
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKYIELD)(void) {
1473
KA_TRACE(20, ("GOMP_taskyield: T#%d\n", __kmp_get_gtid()))
1474
return;
1475
}
1476
1477
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL)(void (*task)(void *),
1478
void *data,
1479
unsigned num_threads,
1480
unsigned int flags) {
1481
int gtid = __kmp_entry_gtid();
1482
MKLOC(loc, "GOMP_parallel");
1483
KA_TRACE(20, ("GOMP_parallel: T#%d\n", gtid));
1484
1485
#if OMPT_SUPPORT
1486
ompt_task_info_t *parent_task_info, *task_info;
1487
if (ompt_enabled.enabled) {
1488
parent_task_info = __ompt_get_task_info_object(0);
1489
parent_task_info->frame.enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1490
}
1491
OMPT_STORE_RETURN_ADDRESS(gtid);
1492
#endif
1493
__kmp_GOMP_fork_call(&loc, gtid, num_threads, flags, task,
1494
(microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
1495
data);
1496
#if OMPT_SUPPORT
1497
if (ompt_enabled.enabled) {
1498
task_info = __ompt_get_task_info_object(0);
1499
task_info->frame.exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1500
}
1501
#endif
1502
task(data);
1503
{
1504
#if OMPT_SUPPORT
1505
OMPT_STORE_RETURN_ADDRESS(gtid);
1506
#endif
1507
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();
1508
}
1509
#if OMPT_SUPPORT
1510
if (ompt_enabled.enabled) {
1511
task_info->frame.exit_frame = ompt_data_none;
1512
parent_task_info->frame.enter_frame = ompt_data_none;
1513
}
1514
#endif
1515
}
1516
1517
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS)(void (*task)(void *),
1518
void *data,
1519
unsigned num_threads,
1520
unsigned count,
1521
unsigned flags) {
1522
int gtid = __kmp_entry_gtid();
1523
MKLOC(loc, "GOMP_parallel_sections");
1524
KA_TRACE(20, ("GOMP_parallel_sections: T#%d\n", gtid));
1525
1526
#if OMPT_SUPPORT
1527
ompt_frame_t *task_frame;
1528
kmp_info_t *thr;
1529
if (ompt_enabled.enabled) {
1530
thr = __kmp_threads[gtid];
1531
task_frame = &(thr->th.th_current_task->ompt_task_info.frame);
1532
task_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1533
}
1534
OMPT_STORE_RETURN_ADDRESS(gtid);
1535
#endif
1536
1537
__kmp_GOMP_fork_call(&loc, gtid, num_threads, flags, task,
1538
(microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1539
task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1540
(kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1541
1542
{
1543
#if OMPT_SUPPORT
1544
OMPT_STORE_RETURN_ADDRESS(gtid);
1545
#endif
1546
1547
KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1548
}
1549
1550
#if OMPT_SUPPORT
1551
ompt_frame_t *child_frame;
1552
if (ompt_enabled.enabled) {
1553
child_frame = &(thr->th.th_current_task->ompt_task_info.frame);
1554
child_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1555
}
1556
#endif
1557
1558
task(data);
1559
1560
#if OMPT_SUPPORT
1561
if (ompt_enabled.enabled) {
1562
child_frame->exit_frame = ompt_data_none;
1563
}
1564
#endif
1565
1566
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();
1567
KA_TRACE(20, ("GOMP_parallel_sections exit: T#%d\n", gtid));
1568
1569
#if OMPT_SUPPORT
1570
if (ompt_enabled.enabled) {
1571
task_frame->enter_frame = ompt_data_none;
1572
}
1573
#endif
1574
}
1575
1576
#define PARALLEL_LOOP(func, schedule, ompt_pre, ompt_post) \
1577
void func(void (*task)(void *), void *data, unsigned num_threads, long lb, \
1578
long ub, long str, long chunk_sz, unsigned flags) { \
1579
int gtid = __kmp_entry_gtid(); \
1580
MKLOC(loc, KMP_STR(func)); \
1581
KA_TRACE( \
1582
20, \
1583
(KMP_STR( \
1584
func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n", \
1585
gtid, lb, ub, str, chunk_sz)); \
1586
\
1587
ompt_pre(); \
1588
IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);) \
1589
__kmp_GOMP_fork_call(&loc, gtid, num_threads, flags, task, \
1590
(microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
1591
9, task, data, num_threads, &loc, (schedule), lb, \
1592
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz); \
1593
\
1594
{ \
1595
IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);) \
1596
KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb, \
1597
(str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, \
1598
(schedule) != kmp_sch_static); \
1599
} \
1600
task(data); \
1601
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)(); \
1602
ompt_post(); \
1603
\
1604
KA_TRACE(20, (KMP_STR(func) " exit: T#%d\n", gtid)); \
1605
}
1606
1607
PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC),
1608
kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1609
PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC),
1610
kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1611
PARALLEL_LOOP(
1612
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_GUIDED),
1613
kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1614
PARALLEL_LOOP(
1615
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_DYNAMIC),
1616
kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1617
PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED),
1618
kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1619
PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME),
1620
kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1621
PARALLEL_LOOP(
1622
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_MAYBE_NONMONOTONIC_RUNTIME),
1623
kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1624
PARALLEL_LOOP(
1625
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_RUNTIME),
1626
kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1627
1628
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_START)(void) {
1629
int gtid = __kmp_entry_gtid();
1630
MKLOC(loc, "GOMP_taskgroup_start");
1631
KA_TRACE(20, ("GOMP_taskgroup_start: T#%d\n", gtid));
1632
1633
#if OMPT_SUPPORT
1634
OMPT_STORE_RETURN_ADDRESS(gtid);
1635
#endif
1636
1637
__kmpc_taskgroup(&loc, gtid);
1638
1639
return;
1640
}
1641
1642
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_END)(void) {
1643
int gtid = __kmp_get_gtid();
1644
MKLOC(loc, "GOMP_taskgroup_end");
1645
KA_TRACE(20, ("GOMP_taskgroup_end: T#%d\n", gtid));
1646
1647
#if OMPT_SUPPORT
1648
OMPT_STORE_RETURN_ADDRESS(gtid);
1649
#endif
1650
1651
__kmpc_end_taskgroup(&loc, gtid);
1652
1653
return;
1654
}
1655
1656
static kmp_int32 __kmp_gomp_to_omp_cancellation_kind(int gomp_kind) {
1657
kmp_int32 cncl_kind = 0;
1658
switch (gomp_kind) {
1659
case 1:
1660
cncl_kind = cancel_parallel;
1661
break;
1662
case 2:
1663
cncl_kind = cancel_loop;
1664
break;
1665
case 4:
1666
cncl_kind = cancel_sections;
1667
break;
1668
case 8:
1669
cncl_kind = cancel_taskgroup;
1670
break;
1671
}
1672
return cncl_kind;
1673
}
1674
1675
// Return true if cancellation should take place, false otherwise
1676
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCELLATION_POINT)(int which) {
1677
int gtid = __kmp_get_gtid();
1678
MKLOC(loc, "GOMP_cancellation_point");
1679
KA_TRACE(20, ("GOMP_cancellation_point: T#%d which:%d\n", gtid, which));
1680
kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1681
return __kmpc_cancellationpoint(&loc, gtid, cncl_kind);
1682
}
1683
1684
// Return true if cancellation should take place, false otherwise
1685
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCEL)(int which, bool do_cancel) {
1686
int gtid = __kmp_get_gtid();
1687
MKLOC(loc, "GOMP_cancel");
1688
KA_TRACE(20, ("GOMP_cancel: T#%d which:%d do_cancel:%d\n", gtid, which,
1689
(int)do_cancel));
1690
kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1691
1692
if (do_cancel == FALSE) {
1693
return __kmpc_cancellationpoint(&loc, gtid, cncl_kind);
1694
} else {
1695
return __kmpc_cancel(&loc, gtid, cncl_kind);
1696
}
1697
}
1698
1699
// Return true if cancellation should take place, false otherwise
1700
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_BARRIER_CANCEL)(void) {
1701
int gtid = __kmp_get_gtid();
1702
KA_TRACE(20, ("GOMP_barrier_cancel: T#%d\n", gtid));
1703
return __kmp_barrier_gomp_cancel(gtid);
1704
}
1705
1706
// Return true if cancellation should take place, false otherwise
1707
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL)(void) {
1708
int gtid = __kmp_get_gtid();
1709
KA_TRACE(20, ("GOMP_sections_end_cancel: T#%d\n", gtid));
1710
return __kmp_barrier_gomp_cancel(gtid);
1711
}
1712
1713
// Return true if cancellation should take place, false otherwise
1714
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_CANCEL)(void) {
1715
int gtid = __kmp_get_gtid();
1716
KA_TRACE(20, ("GOMP_loop_end_cancel: T#%d\n", gtid));
1717
return __kmp_barrier_gomp_cancel(gtid);
1718
}
1719
1720
// All target functions are empty as of 2014-05-29
1721
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET)(int device, void (*fn)(void *),
1722
const void *openmp_target,
1723
size_t mapnum, void **hostaddrs,
1724
size_t *sizes,
1725
unsigned char *kinds) {
1726
return;
1727
}
1728
1729
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_DATA)(
1730
int device, const void *openmp_target, size_t mapnum, void **hostaddrs,
1731
size_t *sizes, unsigned char *kinds) {
1732
return;
1733
}
1734
1735
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_END_DATA)(void) { return; }
1736
1737
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_UPDATE)(
1738
int device, const void *openmp_target, size_t mapnum, void **hostaddrs,
1739
size_t *sizes, unsigned char *kinds) {
1740
return;
1741
}
1742
1743
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TEAMS)(unsigned int num_teams,
1744
unsigned int thread_limit) {
1745
return;
1746
}
1747
1748
// Task duplication function which copies src to dest (both are
1749
// preallocated task structures)
1750
static void __kmp_gomp_task_dup(kmp_task_t *dest, kmp_task_t *src,
1751
kmp_int32 last_private) {
1752
kmp_taskdata_t *taskdata = KMP_TASK_TO_TASKDATA(src);
1753
if (taskdata->td_copy_func) {
1754
(taskdata->td_copy_func)(dest->shareds, src->shareds);
1755
}
1756
}
1757
1758
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_REDUCTION_REGISTER)(
1759
uintptr_t *);
1760
1761
#ifdef __cplusplus
1762
} // extern "C"
1763
#endif
1764
1765
template <typename T>
1766
void __GOMP_taskloop(void (*func)(void *), void *data,
1767
void (*copy_func)(void *, void *), long arg_size,
1768
long arg_align, unsigned gomp_flags,
1769
unsigned long num_tasks, int priority, T start, T end,
1770
T step) {
1771
typedef void (*p_task_dup_t)(kmp_task_t *, kmp_task_t *, kmp_int32);
1772
MKLOC(loc, "GOMP_taskloop");
1773
int sched;
1774
T *loop_bounds;
1775
int gtid = __kmp_entry_gtid();
1776
kmp_int32 flags = 0;
1777
int if_val = gomp_flags & (1u << 10);
1778
int nogroup = gomp_flags & (1u << 11);
1779
int up = gomp_flags & (1u << 8);
1780
int reductions = gomp_flags & (1u << 12);
1781
p_task_dup_t task_dup = NULL;
1782
kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags;
1783
#ifdef KMP_DEBUG
1784
{
1785
char *buff;
1786
buff = __kmp_str_format(
1787
"GOMP_taskloop: T#%%d: func:%%p data:%%p copy_func:%%p "
1788
"arg_size:%%ld arg_align:%%ld gomp_flags:0x%%x num_tasks:%%lu "
1789
"priority:%%d start:%%%s end:%%%s step:%%%s\n",
1790
traits_t<T>::spec, traits_t<T>::spec, traits_t<T>::spec);
1791
KA_TRACE(20, (buff, gtid, func, data, copy_func, arg_size, arg_align,
1792
gomp_flags, num_tasks, priority, start, end, step));
1793
__kmp_str_free(&buff);
1794
}
1795
#endif
1796
KMP_ASSERT((size_t)arg_size >= 2 * sizeof(T));
1797
KMP_ASSERT(arg_align > 0);
1798
// The low-order bit is the "untied" flag
1799
if (!(gomp_flags & 1)) {
1800
input_flags->tiedness = TASK_TIED;
1801
}
1802
// The second low-order bit is the "final" flag
1803
if (gomp_flags & 2) {
1804
input_flags->final = 1;
1805
}
1806
// Negative step flag
1807
if (!up) {
1808
// If step is flagged as negative, but isn't properly sign extended
1809
// Then manually sign extend it. Could be a short, int, char embedded
1810
// in a long. So cannot assume any cast.
1811
if (step > 0) {
1812
for (int i = sizeof(T) * CHAR_BIT - 1; i >= 0L; --i) {
1813
// break at the first 1 bit
1814
if (step & ((T)1 << i))
1815
break;
1816
step |= ((T)1 << i);
1817
}
1818
}
1819
}
1820
input_flags->native = 1;
1821
// Figure out if none/grainsize/num_tasks clause specified
1822
if (num_tasks > 0) {
1823
if (gomp_flags & (1u << 9))
1824
sched = 1; // grainsize specified
1825
else
1826
sched = 2; // num_tasks specified
1827
// neither grainsize nor num_tasks specified
1828
} else {
1829
sched = 0;
1830
}
1831
1832
// __kmp_task_alloc() sets up all other flags
1833
kmp_task_t *task =
1834
__kmp_task_alloc(&loc, gtid, input_flags, sizeof(kmp_task_t),
1835
arg_size + arg_align - 1, (kmp_routine_entry_t)func);
1836
kmp_taskdata_t *taskdata = KMP_TASK_TO_TASKDATA(task);
1837
taskdata->td_copy_func = copy_func;
1838
taskdata->td_size_loop_bounds = sizeof(T);
1839
1840
// re-align shareds if needed and setup firstprivate copy constructors
1841
// through the task_dup mechanism
1842
task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) /
1843
arg_align * arg_align);
1844
if (copy_func) {
1845
task_dup = __kmp_gomp_task_dup;
1846
}
1847
KMP_MEMCPY(task->shareds, data, arg_size);
1848
1849
loop_bounds = (T *)task->shareds;
1850
loop_bounds[0] = start;
1851
loop_bounds[1] = end + (up ? -1 : 1);
1852
1853
if (!nogroup) {
1854
#if OMPT_SUPPORT && OMPT_OPTIONAL
1855
OMPT_STORE_RETURN_ADDRESS(gtid);
1856
#endif
1857
__kmpc_taskgroup(&loc, gtid);
1858
if (reductions) {
1859
// The data pointer points to lb, ub, then reduction data
1860
struct data_t {
1861
T a, b;
1862
uintptr_t *d;
1863
};
1864
uintptr_t *d = ((data_t *)data)->d;
1865
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_REDUCTION_REGISTER)(d);
1866
}
1867
}
1868
__kmpc_taskloop(&loc, gtid, task, if_val, (kmp_uint64 *)&(loop_bounds[0]),
1869
(kmp_uint64 *)&(loop_bounds[1]), (kmp_int64)step, 1, sched,
1870
(kmp_uint64)num_tasks, (void *)task_dup);
1871
if (!nogroup) {
1872
#if OMPT_SUPPORT && OMPT_OPTIONAL
1873
OMPT_STORE_RETURN_ADDRESS(gtid);
1874
#endif
1875
__kmpc_end_taskgroup(&loc, gtid);
1876
}
1877
}
1878
1879
// 4 byte version of GOMP_doacross_post
1880
// This verison needs to create a temporary array which converts 4 byte
1881
// integers into 8 byte integers
1882
template <typename T, bool need_conversion = (sizeof(long) == 4)>
1883
void __kmp_GOMP_doacross_post(T *count);
1884
1885
template <> void __kmp_GOMP_doacross_post<long, true>(long *count) {
1886
int gtid = __kmp_entry_gtid();
1887
kmp_info_t *th = __kmp_threads[gtid];
1888
MKLOC(loc, "GOMP_doacross_post");
1889
kmp_int64 num_dims = th->th.th_dispatch->th_doacross_info[0];
1890
kmp_int64 *vec = (kmp_int64 *)__kmp_thread_malloc(
1891
th, (size_t)(sizeof(kmp_int64) * num_dims));
1892
for (kmp_int64 i = 0; i < num_dims; ++i) {
1893
vec[i] = (kmp_int64)count[i];
1894
}
1895
__kmpc_doacross_post(&loc, gtid, vec);
1896
__kmp_thread_free(th, vec);
1897
}
1898
1899
// 8 byte versions of GOMP_doacross_post
1900
// This version can just pass in the count array directly instead of creating
1901
// a temporary array
1902
template <> void __kmp_GOMP_doacross_post<long, false>(long *count) {
1903
int gtid = __kmp_entry_gtid();
1904
MKLOC(loc, "GOMP_doacross_post");
1905
__kmpc_doacross_post(&loc, gtid, RCAST(kmp_int64 *, count));
1906
}
1907
1908
template <typename T> void __kmp_GOMP_doacross_wait(T first, va_list args) {
1909
int gtid = __kmp_entry_gtid();
1910
kmp_info_t *th = __kmp_threads[gtid];
1911
MKLOC(loc, "GOMP_doacross_wait");
1912
kmp_int64 num_dims = th->th.th_dispatch->th_doacross_info[0];
1913
kmp_int64 *vec = (kmp_int64 *)__kmp_thread_malloc(
1914
th, (size_t)(sizeof(kmp_int64) * num_dims));
1915
vec[0] = (kmp_int64)first;
1916
for (kmp_int64 i = 1; i < num_dims; ++i) {
1917
T item = va_arg(args, T);
1918
vec[i] = (kmp_int64)item;
1919
}
1920
__kmpc_doacross_wait(&loc, gtid, vec);
1921
__kmp_thread_free(th, vec);
1922
return;
1923
}
1924
1925
#ifdef __cplusplus
1926
extern "C" {
1927
#endif // __cplusplus
1928
1929
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP)(
1930
void (*func)(void *), void *data, void (*copy_func)(void *, void *),
1931
long arg_size, long arg_align, unsigned gomp_flags, unsigned long num_tasks,
1932
int priority, long start, long end, long step) {
1933
__GOMP_taskloop<long>(func, data, copy_func, arg_size, arg_align, gomp_flags,
1934
num_tasks, priority, start, end, step);
1935
}
1936
1937
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP_ULL)(
1938
void (*func)(void *), void *data, void (*copy_func)(void *, void *),
1939
long arg_size, long arg_align, unsigned gomp_flags, unsigned long num_tasks,
1940
int priority, unsigned long long start, unsigned long long end,
1941
unsigned long long step) {
1942
__GOMP_taskloop<unsigned long long>(func, data, copy_func, arg_size,
1943
arg_align, gomp_flags, num_tasks,
1944
priority, start, end, step);
1945
}
1946
1947
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_POST)(long *count) {
1948
__kmp_GOMP_doacross_post(count);
1949
}
1950
1951
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_WAIT)(long first, ...) {
1952
va_list args;
1953
va_start(args, first);
1954
__kmp_GOMP_doacross_wait<long>(first, args);
1955
va_end(args);
1956
}
1957
1958
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_POST)(
1959
unsigned long long *count) {
1960
int gtid = __kmp_entry_gtid();
1961
MKLOC(loc, "GOMP_doacross_ull_post");
1962
__kmpc_doacross_post(&loc, gtid, RCAST(kmp_int64 *, count));
1963
}
1964
1965
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_WAIT)(
1966
unsigned long long first, ...) {
1967
va_list args;
1968
va_start(args, first);
1969
__kmp_GOMP_doacross_wait<unsigned long long>(first, args);
1970
va_end(args);
1971
}
1972
1973
// fn: the function each primary thread of new team will call
1974
// data: argument to fn
1975
// num_teams, thread_limit: max bounds on respective ICV
1976
// flags: unused
1977
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TEAMS_REG)(void (*fn)(void *),
1978
void *data,
1979
unsigned num_teams,
1980
unsigned thread_limit,
1981
unsigned flags) {
1982
MKLOC(loc, "GOMP_teams_reg");
1983
int gtid = __kmp_entry_gtid();
1984
KA_TRACE(20, ("GOMP_teams_reg: T#%d num_teams=%u thread_limit=%u flag=%u\n",
1985
gtid, num_teams, thread_limit, flags));
1986
__kmpc_push_num_teams(&loc, gtid, num_teams, thread_limit);
1987
__kmpc_fork_teams(&loc, 2, (microtask_t)__kmp_GOMP_microtask_wrapper, fn,
1988
data);
1989
KA_TRACE(20, ("GOMP_teams_reg exit: T#%d\n", gtid));
1990
}
1991
1992
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKWAIT_DEPEND)(void **depend) {
1993
MKLOC(loc, "GOMP_taskwait_depend");
1994
int gtid = __kmp_entry_gtid();
1995
KA_TRACE(20, ("GOMP_taskwait_depend: T#%d\n", gtid));
1996
kmp_gomp_depends_info_t gomp_depends(depend);
1997
kmp_int32 ndeps = gomp_depends.get_num_deps();
1998
SimpleVLA<kmp_depend_info_t> dep_list(ndeps);
1999
for (kmp_int32 i = 0; i < ndeps; i++)
2000
dep_list[i] = gomp_depends.get_kmp_depend(i);
2001
#if OMPT_SUPPORT
2002
OMPT_STORE_RETURN_ADDRESS(gtid);
2003
#endif
2004
__kmpc_omp_wait_deps(&loc, gtid, ndeps, dep_list, 0, NULL);
2005
KA_TRACE(20, ("GOMP_taskwait_depend exit: T#%d\n", gtid));
2006
}
2007
2008
static inline void
2009
__kmp_GOMP_taskgroup_reduction_register(uintptr_t *data, kmp_taskgroup_t *tg,
2010
int nthreads,
2011
uintptr_t *allocated = nullptr) {
2012
KMP_ASSERT(data);
2013
KMP_ASSERT(nthreads > 0);
2014
// Have private copy pointers point to previously allocated
2015
// reduction data or allocate new data here
2016
if (allocated) {
2017
data[2] = allocated[2];
2018
data[6] = allocated[6];
2019
} else {
2020
data[2] = (uintptr_t)__kmp_allocate(nthreads * data[1]);
2021
data[6] = data[2] + (nthreads * data[1]);
2022
}
2023
if (tg)
2024
tg->gomp_data = data;
2025
}
2026
2027
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_REDUCTION_REGISTER)(
2028
uintptr_t *data) {
2029
int gtid = __kmp_entry_gtid();
2030
KA_TRACE(20, ("GOMP_taskgroup_reduction_register: T#%d\n", gtid));
2031
kmp_info_t *thread = __kmp_threads[gtid];
2032
kmp_taskgroup_t *tg = thread->th.th_current_task->td_taskgroup;
2033
int nthreads = thread->th.th_team_nproc;
2034
__kmp_GOMP_taskgroup_reduction_register(data, tg, nthreads);
2035
}
2036
2037
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_REDUCTION_UNREGISTER)(
2038
uintptr_t *data) {
2039
KA_TRACE(20,
2040
("GOMP_taskgroup_reduction_unregister: T#%d\n", __kmp_get_gtid()));
2041
KMP_ASSERT(data && data[2]);
2042
__kmp_free((void *)data[2]);
2043
}
2044
2045
// Search through reduction data and set ptrs[] elements
2046
// to proper privatized copy address
2047
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASK_REDUCTION_REMAP)(size_t cnt,
2048
size_t cntorig,
2049
void **ptrs) {
2050
int gtid = __kmp_entry_gtid();
2051
KA_TRACE(20, ("GOMP_task_reduction_remap: T#%d\n", gtid));
2052
kmp_info_t *thread = __kmp_threads[gtid];
2053
kmp_int32 tid = __kmp_get_tid();
2054
for (size_t i = 0; i < cnt; ++i) {
2055
uintptr_t address = (uintptr_t)ptrs[i];
2056
void *propagated_address = NULL;
2057
void *mapped_address = NULL;
2058
// Check taskgroups reduce data
2059
kmp_taskgroup_t *tg = thread->th.th_current_task->td_taskgroup;
2060
while (tg) {
2061
uintptr_t *gomp_data = tg->gomp_data;
2062
if (!gomp_data) {
2063
tg = tg->parent;
2064
continue;
2065
}
2066
// Check the shared addresses list
2067
size_t num_vars = (size_t)gomp_data[0];
2068
uintptr_t per_thread_size = gomp_data[1];
2069
uintptr_t reduce_data = gomp_data[2];
2070
uintptr_t end_reduce_data = gomp_data[6];
2071
for (size_t j = 0; j < num_vars; ++j) {
2072
uintptr_t *entry = gomp_data + 7 + 3 * j;
2073
if (entry[0] == address) {
2074
uintptr_t offset = entry[1];
2075
mapped_address =
2076
(void *)(reduce_data + tid * per_thread_size + offset);
2077
if (i < cntorig)
2078
propagated_address = (void *)entry[0];
2079
break;
2080
}
2081
}
2082
if (mapped_address)
2083
break;
2084
// Check if address is within privatized copies range
2085
if (!mapped_address && address >= reduce_data &&
2086
address < end_reduce_data) {
2087
uintptr_t offset = (address - reduce_data) % per_thread_size;
2088
mapped_address = (void *)(reduce_data + tid * per_thread_size + offset);
2089
if (i < cntorig) {
2090
for (size_t j = 0; j < num_vars; ++j) {
2091
uintptr_t *entry = gomp_data + 7 + 3 * j;
2092
if (entry[1] == offset) {
2093
propagated_address = (void *)entry[0];
2094
break;
2095
}
2096
}
2097
}
2098
}
2099
if (mapped_address)
2100
break;
2101
tg = tg->parent;
2102
}
2103
KMP_ASSERT(mapped_address);
2104
ptrs[i] = mapped_address;
2105
if (i < cntorig) {
2106
KMP_ASSERT(propagated_address);
2107
ptrs[cnt + i] = propagated_address;
2108
}
2109
}
2110
}
2111
2112
static void __kmp_GOMP_init_reductions(int gtid, uintptr_t *data, int is_ws) {
2113
kmp_info_t *thr = __kmp_threads[gtid];
2114
kmp_team_t *team = thr->th.th_team;
2115
// First start a taskgroup
2116
__kmpc_taskgroup(NULL, gtid);
2117
// Then setup reduction data
2118
void *reduce_data = KMP_ATOMIC_LD_RLX(&team->t.t_tg_reduce_data[is_ws]);
2119
if (reduce_data == NULL &&
2120
__kmp_atomic_compare_store(&team->t.t_tg_reduce_data[is_ws], reduce_data,
2121
(void *)1)) {
2122
// Single thread enters this block to initialize common reduction data
2123
KMP_DEBUG_ASSERT(reduce_data == NULL);
2124
__kmp_GOMP_taskgroup_reduction_register(data, NULL, thr->th.th_team_nproc);
2125
KMP_ATOMIC_ST_REL(&team->t.t_tg_fini_counter[is_ws], 0);
2126
KMP_ATOMIC_ST_REL(&team->t.t_tg_reduce_data[is_ws], (void *)data);
2127
} else {
2128
// Wait for task reduction initialization
2129
while ((reduce_data = KMP_ATOMIC_LD_ACQ(
2130
&team->t.t_tg_reduce_data[is_ws])) == (void *)1) {
2131
KMP_CPU_PAUSE();
2132
}
2133
KMP_DEBUG_ASSERT(reduce_data > (void *)1); // should be valid pointer here
2134
}
2135
// For worksharing constructs, each thread has its own reduction structure.
2136
// Have each reduction structure point to same privatized copies of vars.
2137
// For parallel, each thread points to same reduction structure and privatized
2138
// copies of vars
2139
if (is_ws) {
2140
__kmp_GOMP_taskgroup_reduction_register(
2141
data, NULL, thr->th.th_team_nproc,
2142
(uintptr_t *)KMP_ATOMIC_LD_ACQ(&team->t.t_tg_reduce_data[is_ws]));
2143
}
2144
kmp_taskgroup_t *tg = thr->th.th_current_task->td_taskgroup;
2145
tg->gomp_data = data;
2146
}
2147
2148
static unsigned
2149
__kmp_GOMP_par_reductions_microtask_wrapper(int *gtid, int *npr,
2150
void (*task)(void *), void *data) {
2151
kmp_info_t *thr = __kmp_threads[*gtid];
2152
kmp_team_t *team = thr->th.th_team;
2153
uintptr_t *reduce_data = *(uintptr_t **)data;
2154
__kmp_GOMP_init_reductions(*gtid, reduce_data, 0);
2155
2156
#if OMPT_SUPPORT
2157
ompt_frame_t *ompt_frame;
2158
ompt_state_t enclosing_state;
2159
2160
if (ompt_enabled.enabled) {
2161
// save enclosing task state; set current state for task
2162
enclosing_state = thr->th.ompt_thread_info.state;
2163
thr->th.ompt_thread_info.state = ompt_state_work_parallel;
2164
2165
// set task frame
2166
__ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
2167
ompt_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
2168
}
2169
#endif
2170
2171
task(data);
2172
2173
#if OMPT_SUPPORT
2174
if (ompt_enabled.enabled) {
2175
// clear task frame
2176
ompt_frame->exit_frame = ompt_data_none;
2177
2178
// restore enclosing state
2179
thr->th.ompt_thread_info.state = enclosing_state;
2180
}
2181
#endif
2182
__kmpc_end_taskgroup(NULL, *gtid);
2183
// if last thread out, then reset the team's reduce data
2184
// the GOMP_taskgroup_reduction_unregister() function will deallocate
2185
// private copies after reduction calculations take place.
2186
int count = KMP_ATOMIC_INC(&team->t.t_tg_fini_counter[0]);
2187
if (count == thr->th.th_team_nproc - 1) {
2188
KMP_ATOMIC_ST_REL(&team->t.t_tg_reduce_data[0], NULL);
2189
KMP_ATOMIC_ST_REL(&team->t.t_tg_fini_counter[0], 0);
2190
}
2191
return (unsigned)thr->th.th_team_nproc;
2192
}
2193
2194
unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_REDUCTIONS)(
2195
void (*task)(void *), void *data, unsigned num_threads,
2196
unsigned int flags) {
2197
MKLOC(loc, "GOMP_parallel_reductions");
2198
int gtid = __kmp_entry_gtid();
2199
KA_TRACE(20, ("GOMP_parallel_reductions: T#%d\n", gtid));
2200
__kmp_GOMP_fork_call(&loc, gtid, num_threads, flags, task,
2201
(microtask_t)__kmp_GOMP_par_reductions_microtask_wrapper,
2202
2, task, data);
2203
unsigned retval =
2204
__kmp_GOMP_par_reductions_microtask_wrapper(&gtid, NULL, task, data);
2205
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();
2206
KA_TRACE(20, ("GOMP_parallel_reductions exit: T#%d\n", gtid));
2207
return retval;
2208
}
2209
2210
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_START)(
2211
long start, long end, long incr, long sched, long chunk_size, long *istart,
2212
long *iend, uintptr_t *reductions, void **mem) {
2213
int status = 0;
2214
int gtid = __kmp_entry_gtid();
2215
KA_TRACE(20, ("GOMP_loop_start: T#%d, reductions: %p\n", gtid, reductions));
2216
if (reductions)
2217
__kmp_GOMP_init_reductions(gtid, reductions, 1);
2218
if (mem)
2219
KMP_FATAL(GompFeatureNotSupported, "scan");
2220
if (istart == NULL)
2221
return true;
2222
const long MONOTONIC_FLAG = (long)(kmp_sched_monotonic);
2223
long monotonic = sched & MONOTONIC_FLAG;
2224
sched &= ~MONOTONIC_FLAG;
2225
if (sched == 0) {
2226
if (monotonic)
2227
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_RUNTIME_START)(
2228
start, end, incr, istart, iend);
2229
else
2230
status = KMP_EXPAND_NAME(
2231
KMP_API_NAME_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_START)(
2232
start, end, incr, istart, iend);
2233
} else if (sched == 1) {
2234
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_STATIC_START)(
2235
start, end, incr, chunk_size, istart, iend);
2236
} else if (sched == 2) {
2237
if (monotonic)
2238
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START)(
2239
start, end, incr, chunk_size, istart, iend);
2240
else
2241
status =
2242
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_START)(
2243
start, end, incr, chunk_size, istart, iend);
2244
} else if (sched == 3) {
2245
if (monotonic)
2246
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_GUIDED_START)(
2247
start, end, incr, chunk_size, istart, iend);
2248
else
2249
status =
2250
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_START)(
2251
start, end, incr, chunk_size, istart, iend);
2252
} else if (sched == 4) {
2253
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_RUNTIME_START)(
2254
start, end, incr, istart, iend);
2255
} else {
2256
KMP_ASSERT(0);
2257
}
2258
return status;
2259
}
2260
2261
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_START)(
2262
bool up, unsigned long long start, unsigned long long end,
2263
unsigned long long incr, long sched, unsigned long long chunk_size,
2264
unsigned long long *istart, unsigned long long *iend, uintptr_t *reductions,
2265
void **mem) {
2266
int status = 0;
2267
int gtid = __kmp_entry_gtid();
2268
KA_TRACE(20,
2269
("GOMP_loop_ull_start: T#%d, reductions: %p\n", gtid, reductions));
2270
if (reductions)
2271
__kmp_GOMP_init_reductions(gtid, reductions, 1);
2272
if (mem)
2273
KMP_FATAL(GompFeatureNotSupported, "scan");
2274
if (istart == NULL)
2275
return true;
2276
const long MONOTONIC_FLAG = (long)(kmp_sched_monotonic);
2277
long monotonic = sched & MONOTONIC_FLAG;
2278
sched &= ~MONOTONIC_FLAG;
2279
if (sched == 0) {
2280
if (monotonic)
2281
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START)(
2282
up, start, end, incr, istart, iend);
2283
else
2284
status = KMP_EXPAND_NAME(
2285
KMP_API_NAME_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_START)(
2286
up, start, end, incr, istart, iend);
2287
} else if (sched == 1) {
2288
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START)(
2289
up, start, end, incr, chunk_size, istart, iend);
2290
} else if (sched == 2) {
2291
if (monotonic)
2292
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START)(
2293
up, start, end, incr, chunk_size, istart, iend);
2294
else
2295
status = KMP_EXPAND_NAME(
2296
KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_START)(
2297
up, start, end, incr, chunk_size, istart, iend);
2298
} else if (sched == 3) {
2299
if (monotonic)
2300
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START)(
2301
up, start, end, incr, chunk_size, istart, iend);
2302
else
2303
status =
2304
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_START)(
2305
up, start, end, incr, chunk_size, istart, iend);
2306
} else if (sched == 4) {
2307
status =
2308
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_START)(
2309
up, start, end, incr, istart, iend);
2310
} else {
2311
KMP_ASSERT(0);
2312
}
2313
return status;
2314
}
2315
2316
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_START)(
2317
unsigned ncounts, long *counts, long sched, long chunk_size, long *istart,
2318
long *iend, uintptr_t *reductions, void **mem) {
2319
int status = 0;
2320
int gtid = __kmp_entry_gtid();
2321
KA_TRACE(20, ("GOMP_loop_doacross_start: T#%d, reductions: %p\n", gtid,
2322
reductions));
2323
if (reductions)
2324
__kmp_GOMP_init_reductions(gtid, reductions, 1);
2325
if (mem)
2326
KMP_FATAL(GompFeatureNotSupported, "scan");
2327
if (istart == NULL)
2328
return true;
2329
// Ignore any monotonic flag
2330
const long MONOTONIC_FLAG = (long)(kmp_sched_monotonic);
2331
sched &= ~MONOTONIC_FLAG;
2332
if (sched == 0) {
2333
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_RUNTIME_START)(
2334
ncounts, counts, istart, iend);
2335
} else if (sched == 1) {
2336
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_STATIC_START)(
2337
ncounts, counts, chunk_size, istart, iend);
2338
} else if (sched == 2) {
2339
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_DYNAMIC_START)(
2340
ncounts, counts, chunk_size, istart, iend);
2341
} else if (sched == 3) {
2342
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_GUIDED_START)(
2343
ncounts, counts, chunk_size, istart, iend);
2344
} else {
2345
KMP_ASSERT(0);
2346
}
2347
return status;
2348
}
2349
2350
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_START)(
2351
unsigned ncounts, unsigned long long *counts, long sched,
2352
unsigned long long chunk_size, unsigned long long *istart,
2353
unsigned long long *iend, uintptr_t *reductions, void **mem) {
2354
int status = 0;
2355
int gtid = __kmp_entry_gtid();
2356
KA_TRACE(20, ("GOMP_loop_ull_doacross_start: T#%d, reductions: %p\n", gtid,
2357
reductions));
2358
if (reductions)
2359
__kmp_GOMP_init_reductions(gtid, reductions, 1);
2360
if (mem)
2361
KMP_FATAL(GompFeatureNotSupported, "scan");
2362
if (istart == NULL)
2363
return true;
2364
// Ignore any monotonic flag
2365
const long MONOTONIC_FLAG = (long)(kmp_sched_monotonic);
2366
sched &= ~MONOTONIC_FLAG;
2367
if (sched == 0) {
2368
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_RUNTIME_START)(
2369
ncounts, counts, istart, iend);
2370
} else if (sched == 1) {
2371
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_STATIC_START)(
2372
ncounts, counts, chunk_size, istart, iend);
2373
} else if (sched == 2) {
2374
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_DYNAMIC_START)(
2375
ncounts, counts, chunk_size, istart, iend);
2376
} else if (sched == 3) {
2377
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_GUIDED_START)(
2378
ncounts, counts, chunk_size, istart, iend);
2379
} else {
2380
KMP_ASSERT(0);
2381
}
2382
return status;
2383
}
2384
2385
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_START)(
2386
long start, long end, long incr, long sched, long chunk_size, long *istart,
2387
long *iend, uintptr_t *reductions, void **mem) {
2388
int status = 0;
2389
int gtid = __kmp_entry_gtid();
2390
KA_TRACE(20, ("GOMP_loop_ordered_start: T#%d, reductions: %p\n", gtid,
2391
reductions));
2392
if (reductions)
2393
__kmp_GOMP_init_reductions(gtid, reductions, 1);
2394
if (mem)
2395
KMP_FATAL(GompFeatureNotSupported, "scan");
2396
if (istart == NULL)
2397
return true;
2398
// Ignore any monotonic flag
2399
const long MONOTONIC_FLAG = (long)(kmp_sched_monotonic);
2400
sched &= ~MONOTONIC_FLAG;
2401
if (sched == 0) {
2402
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START)(
2403
start, end, incr, istart, iend);
2404
} else if (sched == 1) {
2405
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START)(
2406
start, end, incr, chunk_size, istart, iend);
2407
} else if (sched == 2) {
2408
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START)(
2409
start, end, incr, chunk_size, istart, iend);
2410
} else if (sched == 3) {
2411
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START)(
2412
start, end, incr, chunk_size, istart, iend);
2413
} else {
2414
KMP_ASSERT(0);
2415
}
2416
return status;
2417
}
2418
2419
bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_START)(
2420
bool up, unsigned long long start, unsigned long long end,
2421
unsigned long long incr, long sched, unsigned long long chunk_size,
2422
unsigned long long *istart, unsigned long long *iend, uintptr_t *reductions,
2423
void **mem) {
2424
int status = 0;
2425
int gtid = __kmp_entry_gtid();
2426
KA_TRACE(20, ("GOMP_loop_ull_ordered_start: T#%d, reductions: %p\n", gtid,
2427
reductions));
2428
if (reductions)
2429
__kmp_GOMP_init_reductions(gtid, reductions, 1);
2430
if (mem)
2431
KMP_FATAL(GompFeatureNotSupported, "scan");
2432
if (istart == NULL)
2433
return true;
2434
// Ignore any monotonic flag
2435
const long MONOTONIC_FLAG = (long)(kmp_sched_monotonic);
2436
sched &= ~MONOTONIC_FLAG;
2437
if (sched == 0) {
2438
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START)(
2439
up, start, end, incr, istart, iend);
2440
} else if (sched == 1) {
2441
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START)(
2442
up, start, end, incr, chunk_size, istart, iend);
2443
} else if (sched == 2) {
2444
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START)(
2445
up, start, end, incr, chunk_size, istart, iend);
2446
} else if (sched == 3) {
2447
status = KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START)(
2448
up, start, end, incr, chunk_size, istart, iend);
2449
} else {
2450
KMP_ASSERT(0);
2451
}
2452
return status;
2453
}
2454
2455
unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS2_START)(
2456
unsigned count, uintptr_t *reductions, void **mem) {
2457
int gtid = __kmp_entry_gtid();
2458
KA_TRACE(20,
2459
("GOMP_sections2_start: T#%d, reductions: %p\n", gtid, reductions));
2460
if (reductions)
2461
__kmp_GOMP_init_reductions(gtid, reductions, 1);
2462
if (mem)
2463
KMP_FATAL(GompFeatureNotSupported, "scan");
2464
return KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_START)(count);
2465
}
2466
2467
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_WORKSHARE_TASK_REDUCTION_UNREGISTER)(
2468
bool cancelled) {
2469
int gtid = __kmp_get_gtid();
2470
MKLOC(loc, "GOMP_workshare_task_reduction_unregister");
2471
KA_TRACE(20, ("GOMP_workshare_task_reduction_unregister: T#%d\n", gtid));
2472
kmp_info_t *thr = __kmp_threads[gtid];
2473
kmp_team_t *team = thr->th.th_team;
2474
__kmpc_end_taskgroup(NULL, gtid);
2475
// If last thread out of workshare, then reset the team's reduce data
2476
// the GOMP_taskgroup_reduction_unregister() function will deallocate
2477
// private copies after reduction calculations take place.
2478
int count = KMP_ATOMIC_INC(&team->t.t_tg_fini_counter[1]);
2479
if (count == thr->th.th_team_nproc - 1) {
2480
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_REDUCTION_UNREGISTER)
2481
((uintptr_t *)KMP_ATOMIC_LD_RLX(&team->t.t_tg_reduce_data[1]));
2482
KMP_ATOMIC_ST_REL(&team->t.t_tg_reduce_data[1], NULL);
2483
KMP_ATOMIC_ST_REL(&team->t.t_tg_fini_counter[1], 0);
2484
}
2485
if (!cancelled) {
2486
__kmpc_barrier(&loc, gtid);
2487
}
2488
}
2489
2490
// allocator construct
2491
void *KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ALLOC)(size_t alignment, size_t size,
2492
uintptr_t allocator) {
2493
int gtid = __kmp_entry_gtid();
2494
KA_TRACE(20, ("GOMP_alloc: T#%d\n", gtid));
2495
#if OMPT_SUPPORT && OMPT_OPTIONAL
2496
OMPT_STORE_RETURN_ADDRESS(gtid);
2497
#endif
2498
return __kmp_alloc(gtid, alignment, size, (omp_allocator_handle_t)allocator);
2499
}
2500
2501
void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_FREE)(void *ptr, uintptr_t allocator) {
2502
int gtid = __kmp_entry_gtid();
2503
KA_TRACE(20, ("GOMP_free: T#%d\n", gtid));
2504
#if OMPT_SUPPORT && OMPT_OPTIONAL
2505
OMPT_STORE_RETURN_ADDRESS(gtid);
2506
#endif
2507
return ___kmpc_free(gtid, ptr, (omp_allocator_handle_t)allocator);
2508
}
2509
2510
/* The following sections of code create aliases for the GOMP_* functions, then
2511
create versioned symbols using the assembler directive .symver. This is only
2512
pertinent for ELF .so library. The KMP_VERSION_SYMBOL macro is defined in
2513
kmp_os.h */
2514
2515
#ifdef KMP_USE_VERSION_SYMBOLS
2516
// GOMP_1.0 versioned symbols
2517
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ATOMIC_END, 10, "GOMP_1.0");
2518
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ATOMIC_START, 10, "GOMP_1.0");
2519
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_BARRIER, 10, "GOMP_1.0");
2520
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_END, 10, "GOMP_1.0");
2521
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_NAME_END, 10, "GOMP_1.0");
2522
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_NAME_START, 10, "GOMP_1.0");
2523
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_START, 10, "GOMP_1.0");
2524
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT, 10, "GOMP_1.0");
2525
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START, 10, "GOMP_1.0");
2526
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END, 10, "GOMP_1.0");
2527
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END_NOWAIT, 10, "GOMP_1.0");
2528
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT, 10, "GOMP_1.0");
2529
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_GUIDED_START, 10, "GOMP_1.0");
2530
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT, 10, "GOMP_1.0");
2531
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START, 10,
2532
"GOMP_1.0");
2533
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT, 10, "GOMP_1.0");
2534
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START, 10, "GOMP_1.0");
2535
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT, 10, "GOMP_1.0");
2536
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START, 10,
2537
"GOMP_1.0");
2538
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT, 10, "GOMP_1.0");
2539
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START, 10, "GOMP_1.0");
2540
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT, 10, "GOMP_1.0");
2541
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_RUNTIME_START, 10, "GOMP_1.0");
2542
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT, 10, "GOMP_1.0");
2543
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_STATIC_START, 10, "GOMP_1.0");
2544
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ORDERED_END, 10, "GOMP_1.0");
2545
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ORDERED_START, 10, "GOMP_1.0");
2546
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_END, 10, "GOMP_1.0");
2547
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START, 10,
2548
"GOMP_1.0");
2549
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START, 10,
2550
"GOMP_1.0");
2551
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START, 10,
2552
"GOMP_1.0");
2553
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START, 10,
2554
"GOMP_1.0");
2555
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START, 10, "GOMP_1.0");
2556
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_START, 10, "GOMP_1.0");
2557
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END, 10, "GOMP_1.0");
2558
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT, 10, "GOMP_1.0");
2559
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_NEXT, 10, "GOMP_1.0");
2560
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_START, 10, "GOMP_1.0");
2561
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_COPY_END, 10, "GOMP_1.0");
2562
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_COPY_START, 10, "GOMP_1.0");
2563
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_START, 10, "GOMP_1.0");
2564
2565
// GOMP_2.0 versioned symbols
2566
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASK, 20, "GOMP_2.0");
2567
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKWAIT, 20, "GOMP_2.0");
2568
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT, 20, "GOMP_2.0");
2569
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START, 20, "GOMP_2.0");
2570
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT, 20, "GOMP_2.0");
2571
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START, 20, "GOMP_2.0");
2572
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT, 20,
2573
"GOMP_2.0");
2574
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START, 20,
2575
"GOMP_2.0");
2576
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT, 20,
2577
"GOMP_2.0");
2578
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START, 20,
2579
"GOMP_2.0");
2580
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT, 20,
2581
"GOMP_2.0");
2582
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START, 20,
2583
"GOMP_2.0");
2584
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT, 20,
2585
"GOMP_2.0");
2586
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START, 20,
2587
"GOMP_2.0");
2588
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT, 20, "GOMP_2.0");
2589
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START, 20, "GOMP_2.0");
2590
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT, 20, "GOMP_2.0");
2591
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START, 20, "GOMP_2.0");
2592
2593
// GOMP_3.0 versioned symbols
2594
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKYIELD, 30, "GOMP_3.0");
2595
2596
// GOMP_4.0 versioned symbols
2597
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL, 40, "GOMP_4.0");
2598
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_SECTIONS, 40, "GOMP_4.0");
2599
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC, 40, "GOMP_4.0");
2600
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED, 40, "GOMP_4.0");
2601
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME, 40, "GOMP_4.0");
2602
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC, 40, "GOMP_4.0");
2603
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_START, 40, "GOMP_4.0");
2604
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_END, 40, "GOMP_4.0");
2605
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_BARRIER_CANCEL, 40, "GOMP_4.0");
2606
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CANCEL, 40, "GOMP_4.0");
2607
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CANCELLATION_POINT, 40, "GOMP_4.0");
2608
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END_CANCEL, 40, "GOMP_4.0");
2609
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL, 40, "GOMP_4.0");
2610
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET, 40, "GOMP_4.0");
2611
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_DATA, 40, "GOMP_4.0");
2612
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_END_DATA, 40, "GOMP_4.0");
2613
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_UPDATE, 40, "GOMP_4.0");
2614
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TEAMS, 40, "GOMP_4.0");
2615
2616
// GOMP_4.5 versioned symbols
2617
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKLOOP, 45, "GOMP_4.5");
2618
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKLOOP_ULL, 45, "GOMP_4.5");
2619
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_POST, 45, "GOMP_4.5");
2620
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_WAIT, 45, "GOMP_4.5");
2621
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_STATIC_START, 45,
2622
"GOMP_4.5");
2623
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_DYNAMIC_START, 45,
2624
"GOMP_4.5");
2625
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_GUIDED_START, 45,
2626
"GOMP_4.5");
2627
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_RUNTIME_START, 45,
2628
"GOMP_4.5");
2629
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_ULL_POST, 45, "GOMP_4.5");
2630
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_ULL_WAIT, 45, "GOMP_4.5");
2631
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_STATIC_START, 45,
2632
"GOMP_4.5");
2633
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_DYNAMIC_START, 45,
2634
"GOMP_4.5");
2635
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_GUIDED_START, 45,
2636
"GOMP_4.5");
2637
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_RUNTIME_START, 45,
2638
"GOMP_4.5");
2639
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_START, 45,
2640
"GOMP_4.5");
2641
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_NEXT, 45,
2642
"GOMP_4.5");
2643
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_START, 45,
2644
"GOMP_4.5");
2645
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_NEXT, 45,
2646
"GOMP_4.5");
2647
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_START, 45,
2648
"GOMP_4.5");
2649
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_NEXT, 45,
2650
"GOMP_4.5");
2651
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_START, 45,
2652
"GOMP_4.5");
2653
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_NEXT, 45,
2654
"GOMP_4.5");
2655
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_DYNAMIC, 45,
2656
"GOMP_4.5");
2657
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_GUIDED, 45,
2658
"GOMP_4.5");
2659
2660
// GOMP_5.0 versioned symbols
2661
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_NEXT, 50,
2662
"GOMP_5.0");
2663
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_START, 50,
2664
"GOMP_5.0");
2665
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_RUNTIME_NEXT, 50,
2666
"GOMP_5.0");
2667
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_RUNTIME_START, 50,
2668
"GOMP_5.0");
2669
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_NEXT,
2670
50, "GOMP_5.0");
2671
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_START,
2672
50, "GOMP_5.0");
2673
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_NEXT, 50,
2674
"GOMP_5.0");
2675
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_START, 50,
2676
"GOMP_5.0");
2677
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_RUNTIME, 50,
2678
"GOMP_5.0");
2679
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_MAYBE_NONMONOTONIC_RUNTIME,
2680
50, "GOMP_5.0");
2681
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TEAMS_REG, 50, "GOMP_5.0");
2682
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKWAIT_DEPEND, 50, "GOMP_5.0");
2683
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_REDUCTION_REGISTER, 50,
2684
"GOMP_5.0");
2685
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_REDUCTION_UNREGISTER, 50,
2686
"GOMP_5.0");
2687
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASK_REDUCTION_REMAP, 50, "GOMP_5.0");
2688
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_REDUCTIONS, 50, "GOMP_5.0");
2689
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_START, 50, "GOMP_5.0");
2690
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_START, 50, "GOMP_5.0");
2691
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_START, 50, "GOMP_5.0");
2692
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_START, 50, "GOMP_5.0");
2693
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_START, 50, "GOMP_5.0");
2694
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_START, 50, "GOMP_5.0");
2695
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS2_START, 50, "GOMP_5.0");
2696
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_WORKSHARE_TASK_REDUCTION_UNREGISTER, 50,
2697
"GOMP_5.0");
2698
2699
// GOMP_5.0.1 versioned symbols
2700
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ALLOC, 501, "GOMP_5.0.1");
2701
KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_FREE, 501, "GOMP_5.0.1");
2702
#endif // KMP_USE_VERSION_SYMBOLS
2703
2704
#ifdef __cplusplus
2705
} // extern "C"
2706
#endif // __cplusplus
2707
2708