14 #include "kmp_affinity.h"
18 #include "kmp_wait_release.h"
27 enum SYSTEM_INFORMATION_CLASS {
28 SystemProcessInformation = 5
48 SIZE_T PeakVirtualSize;
51 SIZE_T PeakWorkingSetSize;
52 SIZE_T WorkingSetSize;
53 SIZE_T QuotaPeakPagedPoolUsage;
54 SIZE_T QuotaPagedPoolUsage;
55 SIZE_T QuotaPeakNonPagedPoolUsage;
56 SIZE_T QuotaNonPagedPoolUsage;
58 SIZE_T PeakPagefileUsage;
59 SIZE_T PrivatePageCount;
62 struct SYSTEM_THREAD {
63 LARGE_INTEGER KernelTime;
64 LARGE_INTEGER UserTime;
65 LARGE_INTEGER CreateTime;
71 ULONG ContextSwitchCount;
76 KMP_BUILD_ASSERT(offsetof(SYSTEM_THREAD, KernelTime) == 0);
78 KMP_BUILD_ASSERT(offsetof(SYSTEM_THREAD, StartAddress) == 28);
79 KMP_BUILD_ASSERT(offsetof(SYSTEM_THREAD, State) == 52);
81 KMP_BUILD_ASSERT(offsetof(SYSTEM_THREAD, StartAddress) == 32);
82 KMP_BUILD_ASSERT(offsetof(SYSTEM_THREAD, State) == 68);
85 struct SYSTEM_PROCESS_INFORMATION {
86 ULONG NextEntryOffset;
87 ULONG NumberOfThreads;
88 LARGE_INTEGER Reserved[3];
89 LARGE_INTEGER CreateTime;
90 LARGE_INTEGER UserTime;
91 LARGE_INTEGER KernelTime;
92 UNICODE_STRING ImageName;
95 HANDLE ParentProcessId;
98 VM_COUNTERS VMCounters;
99 IO_COUNTERS IOCounters;
100 SYSTEM_THREAD Threads[1];
102 typedef SYSTEM_PROCESS_INFORMATION *PSYSTEM_PROCESS_INFORMATION;
104 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, NextEntryOffset) == 0);
105 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, CreateTime) == 32);
106 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, ImageName) == 56);
108 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, ProcessId) == 68);
109 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, HandleCount) == 76);
110 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, VMCounters) == 88);
111 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, IOCounters) == 136);
112 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, Threads) == 184);
114 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, ProcessId) == 80);
115 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, HandleCount) == 96);
116 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, VMCounters) == 112);
117 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, IOCounters) == 208);
118 KMP_BUILD_ASSERT(offsetof(SYSTEM_PROCESS_INFORMATION, Threads) == 256);
121 typedef NTSTATUS(NTAPI *NtQuerySystemInformation_t)(SYSTEM_INFORMATION_CLASS,
122 PVOID, ULONG, PULONG);
123 NtQuerySystemInformation_t NtQuerySystemInformation = NULL;
125 HMODULE ntdll = NULL;
129 static HMODULE kernel32 = NULL;
131 #if KMP_HANDLE_SIGNALS
132 typedef void (*sig_func_t)(int);
133 static sig_func_t __kmp_sighldrs[NSIG];
134 static int __kmp_siginstalled[NSIG];
138 static HANDLE __kmp_monitor_ev;
140 static kmp_int64 __kmp_win32_time;
141 double __kmp_win32_tick;
143 int __kmp_init_runtime = FALSE;
144 CRITICAL_SECTION __kmp_win32_section;
146 void __kmp_win32_mutex_init(kmp_win32_mutex_t *mx) {
147 InitializeCriticalSection(&mx->cs);
149 __kmp_itt_system_object_created(&mx->cs,
"Critical Section");
153 void __kmp_win32_mutex_destroy(kmp_win32_mutex_t *mx) {
154 DeleteCriticalSection(&mx->cs);
157 void __kmp_win32_mutex_lock(kmp_win32_mutex_t *mx) {
158 EnterCriticalSection(&mx->cs);
161 int __kmp_win32_mutex_trylock(kmp_win32_mutex_t *mx) {
162 return TryEnterCriticalSection(&mx->cs);
165 void __kmp_win32_mutex_unlock(kmp_win32_mutex_t *mx) {
166 LeaveCriticalSection(&mx->cs);
169 void __kmp_win32_cond_init(kmp_win32_cond_t *cv) {
170 cv->waiters_count_ = 0;
171 cv->wait_generation_count_ = 0;
172 cv->release_count_ = 0;
175 __kmp_win32_mutex_init(&cv->waiters_count_lock_);
178 cv->event_ = CreateEvent(NULL,
183 __kmp_itt_system_object_created(cv->event_,
"Event");
187 void __kmp_win32_cond_destroy(kmp_win32_cond_t *cv) {
188 __kmp_win32_mutex_destroy(&cv->waiters_count_lock_);
189 __kmp_free_handle(cv->event_);
190 memset(cv,
'\0',
sizeof(*cv));
197 static void __kmp_win32_cond_wait(kmp_win32_cond_t *cv, kmp_win32_mutex_t *mx,
198 kmp_info_t *th, C *flag) {
203 __kmp_win32_mutex_lock(&cv->waiters_count_lock_);
206 cv->waiters_count_++;
209 my_generation = cv->wait_generation_count_;
211 __kmp_win32_mutex_unlock(&cv->waiters_count_lock_);
212 __kmp_win32_mutex_unlock(mx);
216 DWORD res, timeout = 5000;
218 res = WaitForSingleObject(cv->event_, timeout);
220 if (res == WAIT_OBJECT_0) {
222 __kmp_win32_mutex_lock(&cv->waiters_count_lock_);
226 wait_done = (cv->release_count_ > 0) &&
227 (cv->wait_generation_count_ != my_generation);
228 __kmp_win32_mutex_unlock(&cv->waiters_count_lock_);
229 }
else if (res == WAIT_TIMEOUT || res == WAIT_FAILED) {
232 __kmp_win32_mutex_lock(mx);
233 typename C::flag_t old_f = flag->set_sleeping();
234 if (!flag->done_check_val(old_f & ~KMP_BARRIER_SLEEP_STATE)) {
235 __kmp_win32_mutex_unlock(mx);
239 old_f = flag->unset_sleeping();
240 KMP_DEBUG_ASSERT(old_f & KMP_BARRIER_SLEEP_STATE);
241 TCW_PTR(th->th.th_sleep_loc, NULL);
242 KF_TRACE(50, (
"__kmp_win32_cond_wait: exiting, condition "
243 "fulfilled: flag's loc(%p): %u => %u\n",
244 flag->get(), old_f, *(flag->get())));
246 __kmp_win32_mutex_lock(&cv->waiters_count_lock_);
247 KMP_DEBUG_ASSERT(cv->waiters_count_ > 0);
248 cv->release_count_ = cv->waiters_count_;
249 cv->wait_generation_count_++;
251 __kmp_win32_mutex_unlock(&cv->waiters_count_lock_);
253 __kmp_win32_mutex_unlock(mx);
261 __kmp_win32_mutex_lock(mx);
262 __kmp_win32_mutex_lock(&cv->waiters_count_lock_);
264 cv->waiters_count_--;
265 cv->release_count_--;
267 last_waiter = (cv->release_count_ == 0);
269 __kmp_win32_mutex_unlock(&cv->waiters_count_lock_);
273 ResetEvent(cv->event_);
277 void __kmp_win32_cond_broadcast(kmp_win32_cond_t *cv) {
278 __kmp_win32_mutex_lock(&cv->waiters_count_lock_);
280 if (cv->waiters_count_ > 0) {
281 SetEvent(cv->event_);
284 cv->release_count_ = cv->waiters_count_;
287 cv->wait_generation_count_++;
290 __kmp_win32_mutex_unlock(&cv->waiters_count_lock_);
293 void __kmp_win32_cond_signal(kmp_win32_cond_t *cv) {
294 __kmp_win32_cond_broadcast(cv);
297 void __kmp_enable(
int new_state) {
298 if (__kmp_init_runtime)
299 LeaveCriticalSection(&__kmp_win32_section);
302 void __kmp_disable(
int *old_state) {
305 if (__kmp_init_runtime)
306 EnterCriticalSection(&__kmp_win32_section);
309 void __kmp_suspend_initialize(
void) {
312 void __kmp_suspend_initialize_thread(kmp_info_t *th) {
313 int old_value = KMP_ATOMIC_LD_RLX(&th->th.th_suspend_init);
314 int new_value = TRUE;
316 if (old_value == new_value)
319 if (old_value == -1 ||
320 !__kmp_atomic_compare_store(&th->th.th_suspend_init, old_value, -1)) {
321 while (KMP_ATOMIC_LD_ACQ(&th->th.th_suspend_init) != new_value) {
326 __kmp_win32_cond_init(&th->th.th_suspend_cv);
327 __kmp_win32_mutex_init(&th->th.th_suspend_mx);
328 KMP_ATOMIC_ST_REL(&th->th.th_suspend_init, new_value);
332 void __kmp_suspend_uninitialize_thread(kmp_info_t *th) {
333 if (KMP_ATOMIC_LD_ACQ(&th->th.th_suspend_init)) {
336 __kmp_win32_cond_destroy(&th->th.th_suspend_cv);
337 __kmp_win32_mutex_destroy(&th->th.th_suspend_mx);
338 KMP_ATOMIC_ST_REL(&th->th.th_suspend_init, FALSE);
342 int __kmp_try_suspend_mx(kmp_info_t *th) {
343 return __kmp_win32_mutex_trylock(&th->th.th_suspend_mx);
346 void __kmp_lock_suspend_mx(kmp_info_t *th) {
347 __kmp_win32_mutex_lock(&th->th.th_suspend_mx);
350 void __kmp_unlock_suspend_mx(kmp_info_t *th) {
351 __kmp_win32_mutex_unlock(&th->th.th_suspend_mx);
357 static inline void __kmp_suspend_template(
int th_gtid, C *flag) {
358 kmp_info_t *th = __kmp_threads[th_gtid];
360 typename C::flag_t old_spin;
362 KF_TRACE(30, (
"__kmp_suspend_template: T#%d enter for flag's loc(%p)\n",
363 th_gtid, flag->get()));
365 __kmp_suspend_initialize_thread(th);
366 __kmp_lock_suspend_mx(th);
368 KF_TRACE(10, (
"__kmp_suspend_template: T#%d setting sleep bit for flag's"
370 th_gtid, flag->get()));
374 old_spin = flag->set_sleeping();
375 if (__kmp_dflt_blocktime == KMP_MAX_BLOCKTIME &&
376 __kmp_pause_status != kmp_soft_paused) {
377 flag->unset_sleeping();
378 __kmp_unlock_suspend_mx(th);
382 KF_TRACE(5, (
"__kmp_suspend_template: T#%d set sleep bit for flag's"
384 th_gtid, flag->get(), *(flag->get())));
386 if (flag->done_check_val(old_spin)) {
387 old_spin = flag->unset_sleeping();
388 KF_TRACE(5, (
"__kmp_suspend_template: T#%d false alarm, reset sleep bit "
389 "for flag's loc(%p)\n",
390 th_gtid, flag->get()));
393 __kmp_suspend_count++;
398 int deactivated = FALSE;
399 TCW_PTR(th->th.th_sleep_loc, (
void *)flag);
400 while (flag->is_sleeping()) {
401 KF_TRACE(15, (
"__kmp_suspend_template: T#%d about to perform "
402 "kmp_win32_cond_wait()\n",
407 th->th.th_active = FALSE;
408 if (th->th.th_active_in_pool) {
409 th->th.th_active_in_pool = FALSE;
410 KMP_ATOMIC_DEC(&__kmp_thread_pool_active_nth);
411 KMP_DEBUG_ASSERT(TCR_4(__kmp_thread_pool_active_nth) >= 0);
414 __kmp_win32_cond_wait(&th->th.th_suspend_cv, &th->th.th_suspend_mx, th,
417 __kmp_win32_cond_wait(&th->th.th_suspend_cv, &th->th.th_suspend_mx, th,
422 if (flag->is_sleeping()) {
424 (
"__kmp_suspend_template: T#%d spurious wakeup\n", th_gtid));
432 th->th.th_active = TRUE;
433 if (TCR_4(th->th.th_in_pool)) {
434 KMP_ATOMIC_INC(&__kmp_thread_pool_active_nth);
435 th->th.th_active_in_pool = TRUE;
440 __kmp_unlock_suspend_mx(th);
441 KF_TRACE(30, (
"__kmp_suspend_template: T#%d exit\n", th_gtid));
444 template <
bool C,
bool S>
445 void __kmp_suspend_32(
int th_gtid, kmp_flag_32<C, S> *flag) {
446 __kmp_suspend_template(th_gtid, flag);
448 template <
bool C,
bool S>
449 void __kmp_suspend_64(
int th_gtid, kmp_flag_64<C, S> *flag) {
450 __kmp_suspend_template(th_gtid, flag);
452 void __kmp_suspend_oncore(
int th_gtid, kmp_flag_oncore *flag) {
453 __kmp_suspend_template(th_gtid, flag);
456 template void __kmp_suspend_32<false, false>(
int, kmp_flag_32<false, false> *);
457 template void __kmp_suspend_64<false, true>(
int, kmp_flag_64<false, true> *);
458 template void __kmp_suspend_64<true, false>(
int, kmp_flag_64<true, false> *);
463 static inline void __kmp_resume_template(
int target_gtid, C *flag) {
464 kmp_info_t *th = __kmp_threads[target_gtid];
468 int gtid = TCR_4(__kmp_init_gtid) ? __kmp_get_gtid() : -1;
471 KF_TRACE(30, (
"__kmp_resume_template: T#%d wants to wakeup T#%d enter\n",
474 __kmp_suspend_initialize_thread(th);
475 __kmp_lock_suspend_mx(th);
478 flag = (C *)th->th.th_sleep_loc;
483 if (!flag || flag->get_type() != flag->get_ptr_type()) {
486 KF_TRACE(5, (
"__kmp_resume_template: T#%d exiting, thread T#%d already "
487 "awake: flag's loc(%p)\n",
488 gtid, target_gtid, NULL));
489 __kmp_unlock_suspend_mx(th);
492 typename C::flag_t old_spin = flag->unset_sleeping();
493 if (!flag->is_sleeping_val(old_spin)) {
494 KF_TRACE(5, (
"__kmp_resume_template: T#%d exiting, thread T#%d already "
495 "awake: flag's loc(%p): %u => %u\n",
496 gtid, target_gtid, flag->get(), old_spin, *(flag->get())));
497 __kmp_unlock_suspend_mx(th);
501 TCW_PTR(th->th.th_sleep_loc, NULL);
502 KF_TRACE(5, (
"__kmp_resume_template: T#%d about to wakeup T#%d, reset sleep "
503 "bit for flag's loc(%p)\n",
504 gtid, target_gtid, flag->get()));
506 __kmp_win32_cond_signal(&th->th.th_suspend_cv);
507 __kmp_unlock_suspend_mx(th);
509 KF_TRACE(30, (
"__kmp_resume_template: T#%d exiting after signaling wake up"
514 template <
bool C,
bool S>
515 void __kmp_resume_32(
int target_gtid, kmp_flag_32<C, S> *flag) {
516 __kmp_resume_template(target_gtid, flag);
518 template <
bool C,
bool S>
519 void __kmp_resume_64(
int target_gtid, kmp_flag_64<C, S> *flag) {
520 __kmp_resume_template(target_gtid, flag);
522 void __kmp_resume_oncore(
int target_gtid, kmp_flag_oncore *flag) {
523 __kmp_resume_template(target_gtid, flag);
526 template void __kmp_resume_32<false, true>(
int, kmp_flag_32<false, true> *);
527 template void __kmp_resume_64<false, true>(
int, kmp_flag_64<false, true> *);
529 void __kmp_yield() { Sleep(0); }
531 void __kmp_gtid_set_specific(
int gtid) {
532 if (__kmp_init_gtid) {
533 KA_TRACE(50, (
"__kmp_gtid_set_specific: T#%d key:%d\n", gtid,
534 __kmp_gtid_threadprivate_key));
535 if (!TlsSetValue(__kmp_gtid_threadprivate_key, (LPVOID)(gtid + 1)))
536 KMP_FATAL(TLSSetValueFailed);
538 KA_TRACE(50, (
"__kmp_gtid_set_specific: runtime shutdown, returning\n"));
542 int __kmp_gtid_get_specific() {
544 if (!__kmp_init_gtid) {
545 KA_TRACE(50, (
"__kmp_gtid_get_specific: runtime shutdown, returning "
546 "KMP_GTID_SHUTDOWN\n"));
547 return KMP_GTID_SHUTDOWN;
549 gtid = (int)(kmp_intptr_t)TlsGetValue(__kmp_gtid_threadprivate_key);
555 KA_TRACE(50, (
"__kmp_gtid_get_specific: key:%d gtid:%d\n",
556 __kmp_gtid_threadprivate_key, gtid));
560 void __kmp_affinity_bind_thread(
int proc) {
561 if (__kmp_num_proc_groups > 1) {
565 KMP_DEBUG_ASSERT((proc >= 0) && (proc < (__kmp_num_proc_groups * CHAR_BIT *
566 sizeof(DWORD_PTR))));
567 ga.Group = proc / (CHAR_BIT *
sizeof(DWORD_PTR));
568 ga.Mask = (
unsigned long long)1 << (proc % (CHAR_BIT *
sizeof(DWORD_PTR)));
569 ga.Reserved[0] = ga.Reserved[1] = ga.Reserved[2] = 0;
571 KMP_DEBUG_ASSERT(__kmp_SetThreadGroupAffinity != NULL);
572 if (__kmp_SetThreadGroupAffinity(GetCurrentThread(), &ga, NULL) == 0) {
573 DWORD error = GetLastError();
574 if (__kmp_affinity_verbose) {
575 kmp_msg_t err_code = KMP_ERR(error);
576 __kmp_msg(kmp_ms_warning, KMP_MSG(CantSetThreadAffMask), err_code,
578 if (__kmp_generate_warnings == kmp_warnings_off) {
579 __kmp_str_free(&err_code.str);
584 kmp_affin_mask_t *mask;
585 KMP_CPU_ALLOC_ON_STACK(mask);
587 KMP_CPU_SET(proc, mask);
588 __kmp_set_system_affinity(mask, TRUE);
589 KMP_CPU_FREE_FROM_STACK(mask);
593 void __kmp_affinity_determine_capable(
const char *env_var) {
596 #if KMP_GROUP_AFFINITY
597 KMP_AFFINITY_ENABLE(__kmp_num_proc_groups *
sizeof(DWORD_PTR));
599 KMP_AFFINITY_ENABLE(
sizeof(DWORD_PTR));
602 KA_TRACE(10, (
"__kmp_affinity_determine_capable: "
603 "Windows* OS affinity interface functional (mask size = "
604 "%" KMP_SIZE_T_SPEC
").\n",
605 __kmp_affin_mask_size));
608 double __kmp_read_cpu_time(
void) {
609 FILETIME CreationTime, ExitTime, KernelTime, UserTime;
615 status = GetProcessTimes(GetCurrentProcess(), &CreationTime, &ExitTime,
616 &KernelTime, &UserTime);
621 sec += KernelTime.dwHighDateTime;
622 sec += UserTime.dwHighDateTime;
625 sec *= (double)(1 << 16) * (double)(1 << 16);
627 sec += KernelTime.dwLowDateTime;
628 sec += UserTime.dwLowDateTime;
630 cpu_time += (sec * 100.0) / KMP_NSEC_PER_SEC;
636 int __kmp_read_system_info(
struct kmp_sys_info *info) {
649 void __kmp_runtime_initialize(
void) {
654 if (__kmp_init_runtime) {
662 UINT err_mode = SetErrorMode(SEM_FAILCRITICALERRORS);
664 BOOL ret = GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS |
665 GET_MODULE_HANDLE_EX_FLAG_PIN,
666 (LPCTSTR)&__kmp_serial_initialize, &h);
667 KMP_DEBUG_ASSERT2(h && ret,
"OpenMP RTL cannot find itself loaded");
668 SetErrorMode(err_mode);
669 KA_TRACE(10, (
"__kmp_runtime_initialize: dynamic library pinned\n"));
673 InitializeCriticalSection(&__kmp_win32_section);
675 __kmp_itt_system_object_created(&__kmp_win32_section,
"Critical Section");
677 __kmp_initialize_system_tick();
679 #if (KMP_ARCH_X86 || KMP_ARCH_X86_64)
680 if (!__kmp_cpuinfo.initialized) {
681 __kmp_query_cpuid(&__kmp_cpuinfo);
686 #if KMP_OS_WINDOWS && !KMP_DYNAMIC_LIB
701 __kmp_tls_gtid_min = 0;
703 __kmp_tls_gtid_min = KMP_TLS_GTID_MIN;
707 if (!__kmp_gtid_threadprivate_key) {
708 __kmp_gtid_threadprivate_key = TlsAlloc();
709 if (__kmp_gtid_threadprivate_key == TLS_OUT_OF_INDEXES) {
710 KMP_FATAL(TLSOutOfIndexes);
718 __kmp_str_buf_init(&path);
719 path_size = GetSystemDirectory(path.str, path.size);
720 KMP_DEBUG_ASSERT(path_size > 0);
721 if (path_size >= path.size) {
723 __kmp_str_buf_reserve(&path, path_size);
724 path_size = GetSystemDirectory(path.str, path.size);
725 KMP_DEBUG_ASSERT(path_size > 0);
727 if (path_size > 0 && path_size < path.size) {
730 path.used = path_size;
731 __kmp_str_buf_print(&path,
"\\%s",
"ntdll.dll");
734 ntdll = GetModuleHandle(path.str);
737 KMP_DEBUG_ASSERT(ntdll != NULL);
739 NtQuerySystemInformation = (NtQuerySystemInformation_t)GetProcAddress(
740 ntdll,
"NtQuerySystemInformation");
742 KMP_DEBUG_ASSERT(NtQuerySystemInformation != NULL);
744 #if KMP_GROUP_AFFINITY
747 if (path_size > 0 && path_size < path.size) {
750 path.used = path_size;
751 __kmp_str_buf_print(&path,
"\\%s",
"kernel32.dll");
754 kernel32 = GetModuleHandle(path.str);
755 KA_TRACE(10, (
"__kmp_runtime_initialize: kernel32.dll = %s\n", path.str));
759 if (kernel32 != NULL) {
760 __kmp_GetActiveProcessorCount =
761 (kmp_GetActiveProcessorCount_t)GetProcAddress(
762 kernel32,
"GetActiveProcessorCount");
763 __kmp_GetActiveProcessorGroupCount =
764 (kmp_GetActiveProcessorGroupCount_t)GetProcAddress(
765 kernel32,
"GetActiveProcessorGroupCount");
766 __kmp_GetThreadGroupAffinity =
767 (kmp_GetThreadGroupAffinity_t)GetProcAddress(
768 kernel32,
"GetThreadGroupAffinity");
769 __kmp_SetThreadGroupAffinity =
770 (kmp_SetThreadGroupAffinity_t)GetProcAddress(
771 kernel32,
"SetThreadGroupAffinity");
773 KA_TRACE(10, (
"__kmp_runtime_initialize: __kmp_GetActiveProcessorCount"
775 __kmp_GetActiveProcessorCount));
776 KA_TRACE(10, (
"__kmp_runtime_initialize: "
777 "__kmp_GetActiveProcessorGroupCount = %p\n",
778 __kmp_GetActiveProcessorGroupCount));
779 KA_TRACE(10, (
"__kmp_runtime_initialize:__kmp_GetThreadGroupAffinity"
781 __kmp_GetThreadGroupAffinity));
782 KA_TRACE(10, (
"__kmp_runtime_initialize: __kmp_SetThreadGroupAffinity"
784 __kmp_SetThreadGroupAffinity));
785 KA_TRACE(10, (
"__kmp_runtime_initialize: sizeof(kmp_affin_mask_t) = %d\n",
786 sizeof(kmp_affin_mask_t)));
793 if ((__kmp_GetActiveProcessorCount != NULL) &&
794 (__kmp_GetActiveProcessorGroupCount != NULL) &&
795 (__kmp_GetThreadGroupAffinity != NULL) &&
796 (__kmp_SetThreadGroupAffinity != NULL) &&
797 ((__kmp_num_proc_groups = __kmp_GetActiveProcessorGroupCount()) >
802 KA_TRACE(10, (
"__kmp_runtime_initialize: %d processor groups"
804 __kmp_num_proc_groups));
808 for (i = 0; i < __kmp_num_proc_groups; i++) {
809 DWORD size = __kmp_GetActiveProcessorCount(i);
811 KA_TRACE(10, (
"__kmp_runtime_initialize: proc group %d size = %d\n",
815 KA_TRACE(10, (
"__kmp_runtime_initialize: %d processor groups"
817 __kmp_num_proc_groups));
821 if (__kmp_num_proc_groups <= 1) {
822 GetSystemInfo(&info);
823 __kmp_xproc = info.dwNumberOfProcessors;
826 GetSystemInfo(&info);
827 __kmp_xproc = info.dwNumberOfProcessors;
832 if (__kmp_xproc <= 0) {
837 (
"__kmp_runtime_initialize: total processors = %d\n", __kmp_xproc));
839 __kmp_str_buf_free(&path);
842 __kmp_itt_initialize();
845 __kmp_init_runtime = TRUE;
848 void __kmp_runtime_destroy(
void) {
849 if (!__kmp_init_runtime) {
859 KA_TRACE(40, (
"__kmp_runtime_destroy\n"));
861 if (__kmp_gtid_threadprivate_key) {
862 TlsFree(__kmp_gtid_threadprivate_key);
863 __kmp_gtid_threadprivate_key = 0;
866 __kmp_affinity_uninitialize();
867 DeleteCriticalSection(&__kmp_win32_section);
870 NtQuerySystemInformation = NULL;
874 __kmp_GetActiveProcessorCount = NULL;
875 __kmp_GetActiveProcessorGroupCount = NULL;
876 __kmp_GetThreadGroupAffinity = NULL;
877 __kmp_SetThreadGroupAffinity = NULL;
880 __kmp_init_runtime = FALSE;
883 void __kmp_terminate_thread(
int gtid) {
884 kmp_info_t *th = __kmp_threads[gtid];
889 KA_TRACE(10, (
"__kmp_terminate_thread: kill (%d)\n", gtid));
891 if (TerminateThread(th->th.th_info.ds.ds_thread, (DWORD)-1) == FALSE) {
894 __kmp_free_handle(th->th.th_info.ds.ds_thread);
897 void __kmp_clear_system_time(
void) {
900 status = QueryPerformanceCounter(&time);
901 __kmp_win32_time = (kmp_int64)time.QuadPart;
904 void __kmp_initialize_system_tick(
void) {
909 status = QueryPerformanceFrequency(&freq);
911 DWORD error = GetLastError();
912 __kmp_fatal(KMP_MSG(FunctionError,
"QueryPerformanceFrequency()"),
913 KMP_ERR(error), __kmp_msg_null);
916 __kmp_win32_tick = ((double)1.0) / (double)freq.QuadPart;
923 void __kmp_elapsed(
double *t) {
926 status = QueryPerformanceCounter(&now);
927 *t = ((double)now.QuadPart) * __kmp_win32_tick;
932 void __kmp_elapsed_tick(
double *t) { *t = __kmp_win32_tick; }
934 void __kmp_read_system_time(
double *delta) {
939 status = QueryPerformanceCounter(&now);
941 *delta = ((double)(((kmp_int64)now.QuadPart) - __kmp_win32_time)) *
947 kmp_uint64 __kmp_now_nsec() {
949 QueryPerformanceCounter(&now);
950 return 1e9 * __kmp_win32_tick * now.QuadPart;
954 void *__stdcall __kmp_launch_worker(
void *arg) {
955 volatile void *stack_data;
958 kmp_info_t *this_thr = (kmp_info_t *)arg;
961 gtid = this_thr->th.th_info.ds.ds_gtid;
962 __kmp_gtid_set_specific(gtid);
963 #ifdef KMP_TDATA_GTID
964 #error "This define causes problems with LoadLibrary() + declspec(thread) " \
965 "on Windows* OS. See CQ50564, tests kmp_load_library*.c and this MSDN " \
966 "reference: http://support.microsoft.com/kb/118816"
971 __kmp_itt_thread_name(gtid);
974 __kmp_affinity_set_init_mask(gtid, FALSE);
976 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
978 __kmp_clear_x87_fpu_status_word();
979 __kmp_load_x87_fpu_control_word(&__kmp_init_x87_fpu_control_word);
980 __kmp_load_mxcsr(&__kmp_init_mxcsr);
983 if (__kmp_stkoffset > 0 && gtid > 0) {
984 padding = KMP_ALLOCA(gtid * __kmp_stkoffset);
987 KMP_FSYNC_RELEASING(&this_thr->th.th_info.ds.ds_alive);
988 this_thr->th.th_info.ds.ds_thread_id = GetCurrentThreadId();
989 TCW_4(this_thr->th.th_info.ds.ds_alive, TRUE);
991 if (TCR_4(__kmp_gtid_mode) <
993 TCW_PTR(this_thr->th.th_info.ds.ds_stackbase, &stack_data);
994 KMP_ASSERT(this_thr->th.th_info.ds.ds_stackgrow == FALSE);
995 __kmp_check_stack_overlap(this_thr);
998 exit_val = __kmp_launch_thread(this_thr);
999 KMP_FSYNC_RELEASING(&this_thr->th.th_info.ds.ds_alive);
1000 TCW_4(this_thr->th.th_info.ds.ds_alive, FALSE);
1008 void *__stdcall __kmp_launch_monitor(
void *arg) {
1010 kmp_thread_t monitor;
1013 kmp_info_t *this_thr = (kmp_info_t *)arg;
1015 KMP_DEBUG_ASSERT(__kmp_init_monitor);
1016 TCW_4(__kmp_init_monitor, 2);
1018 this_thr->th.th_info.ds.ds_thread_id = GetCurrentThreadId();
1019 TCW_4(this_thr->th.th_info.ds.ds_alive, TRUE);
1022 KA_TRACE(10, (
"__kmp_launch_monitor: launched\n"));
1024 monitor = GetCurrentThread();
1027 status = SetThreadPriority(monitor, THREAD_PRIORITY_HIGHEST);
1029 DWORD error = GetLastError();
1030 __kmp_fatal(KMP_MSG(CantSetThreadPriority), KMP_ERR(error), __kmp_msg_null);
1034 __kmp_gtid_set_specific(KMP_GTID_MONITOR);
1035 #ifdef KMP_TDATA_GTID
1036 #error "This define causes problems with LoadLibrary() + declspec(thread) " \
1037 "on Windows* OS. See CQ50564, tests kmp_load_library*.c and this MSDN " \
1038 "reference: http://support.microsoft.com/kb/118816"
1043 __kmp_itt_thread_ignore();
1049 interval = (1000 / __kmp_monitor_wakeups);
1051 while (!TCR_4(__kmp_global.g.g_done)) {
1054 KA_TRACE(15, (
"__kmp_launch_monitor: update\n"));
1056 wait_status = WaitForSingleObject(__kmp_monitor_ev, interval);
1058 if (wait_status == WAIT_TIMEOUT) {
1059 TCW_4(__kmp_global.g.g_time.dt.t_value,
1060 TCR_4(__kmp_global.g.g_time.dt.t_value) + 1);
1066 KA_TRACE(10, (
"__kmp_launch_monitor: finished\n"));
1068 status = SetThreadPriority(monitor, THREAD_PRIORITY_NORMAL);
1070 DWORD error = GetLastError();
1071 __kmp_fatal(KMP_MSG(CantSetThreadPriority), KMP_ERR(error), __kmp_msg_null);
1074 if (__kmp_global.g.g_abort != 0) {
1079 KA_TRACE(10, (
"__kmp_launch_monitor: terminate sig=%d\n",
1080 (__kmp_global.g.g_abort)));
1085 for (gtid = 1; gtid < __kmp_threads_capacity; ++gtid)
1086 __kmp_terminate_thread(gtid);
1093 (
"__kmp_launch_monitor: raise sig=%d\n", __kmp_global.g.g_abort));
1095 if (__kmp_global.g.g_abort > 0) {
1096 raise(__kmp_global.g.g_abort);
1100 TCW_4(this_thr->th.th_info.ds.ds_alive, FALSE);
1107 void __kmp_create_worker(
int gtid, kmp_info_t *th,
size_t stack_size) {
1108 kmp_thread_t handle;
1111 KA_TRACE(10, (
"__kmp_create_worker: try to create thread (%d)\n", gtid));
1113 th->th.th_info.ds.ds_gtid = gtid;
1115 if (KMP_UBER_GTID(gtid)) {
1123 rc = DuplicateHandle(GetCurrentProcess(), GetCurrentThread(),
1124 GetCurrentProcess(), &th->th.th_info.ds.ds_thread, 0,
1125 FALSE, DUPLICATE_SAME_ACCESS);
1127 KA_TRACE(10, (
" __kmp_create_worker: ROOT Handle duplicated, th = %p, "
1128 "handle = %" KMP_UINTPTR_SPEC
"\n",
1129 (LPVOID)th, th->th.th_info.ds.ds_thread));
1130 th->th.th_info.ds.ds_thread_id = GetCurrentThreadId();
1132 if (TCR_4(__kmp_gtid_mode) < 2) {
1134 TCW_PTR(th->th.th_info.ds.ds_stackbase, &stack_data);
1135 TCW_PTR(th->th.th_info.ds.ds_stacksize, 0);
1136 TCW_4(th->th.th_info.ds.ds_stackgrow, TRUE);
1137 __kmp_check_stack_overlap(th);
1144 (
"__kmp_create_worker: stack_size = %" KMP_SIZE_T_SPEC
" bytes\n",
1147 stack_size += gtid * __kmp_stkoffset;
1149 TCW_PTR(th->th.th_info.ds.ds_stacksize, stack_size);
1150 TCW_4(th->th.th_info.ds.ds_stackgrow, FALSE);
1153 (
"__kmp_create_worker: (before) stack_size = %" KMP_SIZE_T_SPEC
1154 " bytes, &__kmp_launch_worker = %p, th = %p, &idThread = %p\n",
1155 (SIZE_T)stack_size, (LPTHREAD_START_ROUTINE)&__kmp_launch_worker,
1156 (LPVOID)th, &idThread));
1158 handle = CreateThread(
1159 NULL, (SIZE_T)stack_size, (LPTHREAD_START_ROUTINE)__kmp_launch_worker,
1160 (LPVOID)th, STACK_SIZE_PARAM_IS_A_RESERVATION, &idThread);
1163 (
"__kmp_create_worker: (after) stack_size = %" KMP_SIZE_T_SPEC
1164 " bytes, &__kmp_launch_worker = %p, th = %p, "
1165 "idThread = %u, handle = %" KMP_UINTPTR_SPEC
"\n",
1166 (SIZE_T)stack_size, (LPTHREAD_START_ROUTINE)&__kmp_launch_worker,
1167 (LPVOID)th, idThread, handle));
1170 DWORD error = GetLastError();
1171 __kmp_fatal(KMP_MSG(CantCreateThread), KMP_ERR(error), __kmp_msg_null);
1173 th->th.th_info.ds.ds_thread = handle;
1179 KA_TRACE(10, (
"__kmp_create_worker: done creating thread (%d)\n", gtid));
1182 int __kmp_still_running(kmp_info_t *th) {
1183 return (WAIT_TIMEOUT == WaitForSingleObject(th->th.th_info.ds.ds_thread, 0));
1187 void __kmp_create_monitor(kmp_info_t *th) {
1188 kmp_thread_t handle;
1190 int ideal, new_ideal;
1192 if (__kmp_dflt_blocktime == KMP_MAX_BLOCKTIME) {
1194 KA_TRACE(10, (
"__kmp_create_monitor: skipping monitor thread because of "
1195 "MAX blocktime\n"));
1196 th->th.th_info.ds.ds_tid = 0;
1197 th->th.th_info.ds.ds_gtid = 0;
1198 TCW_4(__kmp_init_monitor, 2);
1201 KA_TRACE(10, (
"__kmp_create_monitor: try to create monitor\n"));
1205 __kmp_monitor_ev = CreateEvent(NULL, TRUE, FALSE, NULL);
1206 if (__kmp_monitor_ev == NULL) {
1207 DWORD error = GetLastError();
1208 __kmp_fatal(KMP_MSG(CantCreateEvent), KMP_ERR(error), __kmp_msg_null);
1211 __kmp_itt_system_object_created(__kmp_monitor_ev,
"Event");
1214 th->th.th_info.ds.ds_tid = KMP_GTID_MONITOR;
1215 th->th.th_info.ds.ds_gtid = KMP_GTID_MONITOR;
1219 if (__kmp_monitor_stksize == 0) {
1220 __kmp_monitor_stksize = KMP_DEFAULT_MONITOR_STKSIZE;
1222 if (__kmp_monitor_stksize < __kmp_sys_min_stksize) {
1223 __kmp_monitor_stksize = __kmp_sys_min_stksize;
1226 KA_TRACE(10, (
"__kmp_create_monitor: requested stacksize = %d bytes\n",
1227 (
int)__kmp_monitor_stksize));
1229 TCW_4(__kmp_global.g.g_time.dt.t_value, 0);
1232 CreateThread(NULL, (SIZE_T)__kmp_monitor_stksize,
1233 (LPTHREAD_START_ROUTINE)__kmp_launch_monitor, (LPVOID)th,
1234 STACK_SIZE_PARAM_IS_A_RESERVATION, &idThread);
1236 DWORD error = GetLastError();
1237 __kmp_fatal(KMP_MSG(CantCreateThread), KMP_ERR(error), __kmp_msg_null);
1239 th->th.th_info.ds.ds_thread = handle;
1243 KA_TRACE(10, (
"__kmp_create_monitor: monitor created %p\n",
1244 (
void *)th->th.th_info.ds.ds_thread));
1254 int __kmp_is_thread_alive(kmp_info_t *th, DWORD *exit_val) {
1256 rc = GetExitCodeThread(th->th.th_info.ds.ds_thread, exit_val);
1258 DWORD error = GetLastError();
1259 __kmp_fatal(KMP_MSG(FunctionError,
"GetExitCodeThread()"), KMP_ERR(error),
1262 return (*exit_val == STILL_ACTIVE);
1265 void __kmp_exit_thread(
int exit_status) {
1266 ExitThread(exit_status);
1270 static void __kmp_reap_common(kmp_info_t *th) {
1276 10, (
"__kmp_reap_common: try to reap (%d)\n", th->th.th_info.ds.ds_gtid));
1293 KMP_FSYNC_SPIN_INIT(obj, (
void *)&th->th.th_info.ds.ds_alive);
1295 KMP_INIT_YIELD(spins);
1298 KMP_FSYNC_SPIN_PREPARE(obj);
1300 __kmp_is_thread_alive(th, &exit_val);
1301 KMP_YIELD_OVERSUB_ELSE_SPIN(spins);
1302 }
while (exit_val == STILL_ACTIVE && TCR_4(th->th.th_info.ds.ds_alive));
1304 if (exit_val == STILL_ACTIVE) {
1305 KMP_FSYNC_CANCEL(obj);
1307 KMP_FSYNC_SPIN_ACQUIRED(obj);
1312 __kmp_free_handle(th->th.th_info.ds.ds_thread);
1317 if (exit_val == STILL_ACTIVE) {
1318 KA_TRACE(1, (
"__kmp_reap_common: thread still active.\n"));
1319 }
else if ((
void *)exit_val != (
void *)th) {
1320 KA_TRACE(1, (
"__kmp_reap_common: ExitProcess / TerminateThread used?\n"));
1324 (
"__kmp_reap_common: done reaping (%d), handle = %" KMP_UINTPTR_SPEC
1326 th->th.th_info.ds.ds_gtid, th->th.th_info.ds.ds_thread));
1328 th->th.th_info.ds.ds_thread = 0;
1329 th->th.th_info.ds.ds_tid = KMP_GTID_DNE;
1330 th->th.th_info.ds.ds_gtid = KMP_GTID_DNE;
1331 th->th.th_info.ds.ds_thread_id = 0;
1337 void __kmp_reap_monitor(kmp_info_t *th) {
1340 KA_TRACE(10, (
"__kmp_reap_monitor: try to reap %p\n",
1341 (
void *)th->th.th_info.ds.ds_thread));
1346 KMP_DEBUG_ASSERT(th->th.th_info.ds.ds_tid == th->th.th_info.ds.ds_gtid);
1347 if (th->th.th_info.ds.ds_gtid != KMP_GTID_MONITOR) {
1348 KA_TRACE(10, (
"__kmp_reap_monitor: monitor did not start, returning\n"));
1354 status = SetEvent(__kmp_monitor_ev);
1355 if (status == FALSE) {
1356 DWORD error = GetLastError();
1357 __kmp_fatal(KMP_MSG(CantSetEvent), KMP_ERR(error), __kmp_msg_null);
1359 KA_TRACE(10, (
"__kmp_reap_monitor: reaping thread (%d)\n",
1360 th->th.th_info.ds.ds_gtid));
1361 __kmp_reap_common(th);
1363 __kmp_free_handle(__kmp_monitor_ev);
1369 void __kmp_reap_worker(kmp_info_t *th) {
1370 KA_TRACE(10, (
"__kmp_reap_worker: reaping thread (%d)\n",
1371 th->th.th_info.ds.ds_gtid));
1372 __kmp_reap_common(th);
1375 #if KMP_HANDLE_SIGNALS
1377 static void __kmp_team_handler(
int signo) {
1378 if (__kmp_global.g.g_abort == 0) {
1380 if (__kmp_debug_buf) {
1381 __kmp_dump_debug_buffer();
1384 TCW_4(__kmp_global.g.g_abort, signo);
1386 TCW_4(__kmp_global.g.g_done, TRUE);
1391 static sig_func_t __kmp_signal(
int signum, sig_func_t handler) {
1392 sig_func_t old = signal(signum, handler);
1393 if (old == SIG_ERR) {
1395 __kmp_fatal(KMP_MSG(FunctionError,
"signal"), KMP_ERR(error),
1401 static void __kmp_install_one_handler(
int sig, sig_func_t handler,
1402 int parallel_init) {
1405 KB_TRACE(60, (
"__kmp_install_one_handler: called: sig=%d\n", sig));
1406 if (parallel_init) {
1407 old = __kmp_signal(sig, handler);
1409 if (old == __kmp_sighldrs[sig]) {
1410 __kmp_siginstalled[sig] = 1;
1412 old = __kmp_signal(sig, old);
1418 old = __kmp_signal(sig, SIG_DFL);
1419 __kmp_sighldrs[sig] = old;
1420 __kmp_signal(sig, old);
1425 static void __kmp_remove_one_handler(
int sig) {
1426 if (__kmp_siginstalled[sig]) {
1429 KB_TRACE(60, (
"__kmp_remove_one_handler: called: sig=%d\n", sig));
1430 old = __kmp_signal(sig, __kmp_sighldrs[sig]);
1431 if (old != __kmp_team_handler) {
1432 KB_TRACE(10, (
"__kmp_remove_one_handler: oops, not our handler, "
1433 "restoring: sig=%d\n",
1435 old = __kmp_signal(sig, old);
1437 __kmp_sighldrs[sig] = NULL;
1438 __kmp_siginstalled[sig] = 0;
1443 void __kmp_install_signals(
int parallel_init) {
1444 KB_TRACE(10, (
"__kmp_install_signals: called\n"));
1445 if (!__kmp_handle_signals) {
1446 KB_TRACE(10, (
"__kmp_install_signals: KMP_HANDLE_SIGNALS is false - "
1447 "handlers not installed\n"));
1450 __kmp_install_one_handler(SIGINT, __kmp_team_handler, parallel_init);
1451 __kmp_install_one_handler(SIGILL, __kmp_team_handler, parallel_init);
1452 __kmp_install_one_handler(SIGABRT, __kmp_team_handler, parallel_init);
1453 __kmp_install_one_handler(SIGFPE, __kmp_team_handler, parallel_init);
1454 __kmp_install_one_handler(SIGSEGV, __kmp_team_handler, parallel_init);
1455 __kmp_install_one_handler(SIGTERM, __kmp_team_handler, parallel_init);
1458 void __kmp_remove_signals(
void) {
1460 KB_TRACE(10, (
"__kmp_remove_signals: called\n"));
1461 for (sig = 1; sig < NSIG; ++sig) {
1462 __kmp_remove_one_handler(sig);
1469 void __kmp_thread_sleep(
int millis) {
1472 status = SleepEx((DWORD)millis, FALSE);
1474 DWORD error = GetLastError();
1475 __kmp_fatal(KMP_MSG(FunctionError,
"SleepEx()"), KMP_ERR(error),
1481 int __kmp_is_address_mapped(
void *addr) {
1483 MEMORY_BASIC_INFORMATION lpBuffer;
1486 dwLength =
sizeof(MEMORY_BASIC_INFORMATION);
1488 status = VirtualQuery(addr, &lpBuffer, dwLength);
1490 return !(((lpBuffer.State == MEM_RESERVE) || (lpBuffer.State == MEM_FREE)) ||
1491 ((lpBuffer.Protect == PAGE_NOACCESS) ||
1492 (lpBuffer.Protect == PAGE_EXECUTE)));
1495 kmp_uint64 __kmp_hardware_timestamp(
void) {
1498 QueryPerformanceCounter((LARGE_INTEGER *)&r);
1503 void __kmp_free_handle(kmp_thread_t tHandle) {
1507 rc = CloseHandle(tHandle);
1509 DWORD error = GetLastError();
1510 __kmp_fatal(KMP_MSG(CantCloseHandle), KMP_ERR(error), __kmp_msg_null);
1514 int __kmp_get_load_balance(
int max) {
1515 static ULONG glb_buff_size = 100 * 1024;
1518 static int glb_running_threads = 0;
1519 static double glb_call_time = 0;
1521 int running_threads = 0;
1522 NTSTATUS status = 0;
1523 ULONG buff_size = 0;
1524 ULONG info_size = 0;
1525 void *buffer = NULL;
1526 PSYSTEM_PROCESS_INFORMATION spi = NULL;
1529 double call_time = 0.0;
1531 __kmp_elapsed(&call_time);
1533 if (glb_call_time &&
1534 (call_time - glb_call_time < __kmp_load_balance_interval)) {
1535 running_threads = glb_running_threads;
1538 glb_call_time = call_time;
1541 if (NtQuerySystemInformation == NULL) {
1542 running_threads = -1;
1553 buff_size = glb_buff_size;
1555 buff_size = 2 * buff_size;
1558 buffer = KMP_INTERNAL_REALLOC(buffer, buff_size);
1559 if (buffer == NULL) {
1560 running_threads = -1;
1563 status = NtQuerySystemInformation(SystemProcessInformation, buffer,
1564 buff_size, &info_size);
1567 }
while (status == STATUS_INFO_LENGTH_MISMATCH);
1568 glb_buff_size = buff_size;
1570 #define CHECK(cond) \
1572 KMP_DEBUG_ASSERT(cond); \
1574 running_threads = -1; \
1579 CHECK(buff_size >= info_size);
1580 spi = PSYSTEM_PROCESS_INFORMATION(buffer);
1582 ptrdiff_t offset = uintptr_t(spi) - uintptr_t(buffer);
1583 CHECK(0 <= offset &&
1584 offset +
sizeof(SYSTEM_PROCESS_INFORMATION) < info_size);
1585 HANDLE pid = spi->ProcessId;
1586 ULONG num = spi->NumberOfThreads;
1589 sizeof(SYSTEM_PROCESS_INFORMATION) +
sizeof(SYSTEM_THREAD) * (num - 1);
1590 CHECK(offset + spi_size <
1592 if (spi->NextEntryOffset != 0) {
1594 spi->NextEntryOffset);
1600 for (
int i = 0; i < num; ++i) {
1601 THREAD_STATE state = spi->Threads[i].State;
1604 if (state == StateRunning) {
1608 if (running_threads >= max) {
1614 if (spi->NextEntryOffset == 0) {
1617 spi = PSYSTEM_PROCESS_INFORMATION(uintptr_t(spi) + spi->NextEntryOffset);
1624 if (buffer != NULL) {
1625 KMP_INTERNAL_FREE(buffer);
1628 glb_running_threads = running_threads;
1630 return running_threads;
1634 void __kmp_hidden_helper_worker_thread_wait() {
1635 KMP_ASSERT(0 &&
"Hidden helper task is not supported on Windows");
1638 void __kmp_do_initialize_hidden_helper_threads() {
1639 KMP_ASSERT(0 &&
"Hidden helper task is not supported on Windows");
1642 void __kmp_hidden_helper_threads_initz_wait() {
1643 KMP_ASSERT(0 &&
"Hidden helper task is not supported on Windows");
1646 void __kmp_hidden_helper_initz_release() {
1647 KMP_ASSERT(0 &&
"Hidden helper task is not supported on Windows");
1650 void __kmp_hidden_helper_main_thread_wait() {
1651 KMP_ASSERT(0 &&
"Hidden helper task is not supported on Windows");
1654 void __kmp_hidden_helper_main_thread_release() {
1655 KMP_ASSERT(0 &&
"Hidden helper task is not supported on Windows");
1658 void __kmp_hidden_helper_worker_thread_signal() {
1659 KMP_ASSERT(0 &&
"Hidden helper task is not supported on Windows");
1662 void __kmp_hidden_helper_threads_deinitz_wait() {
1663 KMP_ASSERT(0 &&
"Hidden helper task is not supported on Windows");
1666 void __kmp_hidden_helper_threads_deinitz_release() {
1667 KMP_ASSERT(0 &&
"Hidden helper task is not supported on Windows");