14#include "kmp_affinity.h"
21#include "kmp_wait_release.h"
22#include "kmp_wrapper_getpid.h"
24#if !KMP_OS_DRAGONFLY && !KMP_OS_FREEBSD && !KMP_OS_NETBSD && !KMP_OS_OPENBSD
31#include <sys/resource.h>
32#include <sys/syscall.h>
38#include <sys/sysinfo.h>
54#include <sys/sysctl.h>
55#elif KMP_OS_DRAGONFLY || KMP_OS_FREEBSD
57#include <sys/sysctl.h>
59#include <pthread_np.h>
60#elif KMP_OS_NETBSD || KMP_OS_OPENBSD
62#include <sys/sysctl.h>
70 struct timespec start;
74#define TS2NS(timespec) \
75 (((timespec).tv_sec * (long int)1e9) + (timespec).tv_nsec)
77static struct kmp_sys_timer __kmp_sys_timer_data;
80typedef void (*sig_func_t)(int);
81STATIC_EFI2_WORKAROUND
struct sigaction __kmp_sighldrs[NSIG];
82static sigset_t __kmp_sigset;
85static int __kmp_init_runtime = FALSE;
87static int __kmp_fork_count = 0;
89static pthread_condattr_t __kmp_suspend_cond_attr;
90static pthread_mutexattr_t __kmp_suspend_mutex_attr;
92static kmp_cond_align_t __kmp_wait_cv;
93static kmp_mutex_align_t __kmp_wait_mx;
95kmp_uint64 __kmp_ticks_per_msec = 1000000;
98static void __kmp_print_cond(
char *buffer, kmp_cond_align_t *cond) {
99 KMP_SNPRINTF(buffer, 128,
"(cond (lock (%ld, %d)), (descr (%p)))",
100 cond->c_cond.__c_lock.__status, cond->c_cond.__c_lock.__spinlock,
101 cond->c_cond.__c_waiting);
105#if ((KMP_OS_LINUX || KMP_OS_FREEBSD) && KMP_AFFINITY_SUPPORTED)
109void __kmp_affinity_bind_thread(
int which) {
110 KMP_ASSERT2(KMP_AFFINITY_CAPABLE(),
111 "Illegal set affinity operation when not capable");
113 kmp_affin_mask_t *mask;
114 KMP_CPU_ALLOC_ON_STACK(mask);
116 KMP_CPU_SET(which, mask);
117 __kmp_set_system_affinity(mask, TRUE);
118 KMP_CPU_FREE_FROM_STACK(mask);
124void __kmp_affinity_determine_capable(
const char *env_var) {
128#define KMP_CPU_SET_SIZE_LIMIT (1024 * 1024)
129#define KMP_CPU_SET_TRY_SIZE CACHE_LINE
131#define KMP_CPU_SET_SIZE_LIMIT (sizeof(cpuset_t))
134 int verbose = __kmp_affinity.flags.verbose;
135 int warnings = __kmp_affinity.flags.warnings;
136 enum affinity_type type = __kmp_affinity.type;
141 buf = (
unsigned char *)KMP_INTERNAL_MALLOC(KMP_CPU_SET_SIZE_LIMIT);
145 gCode = syscall(__NR_sched_getaffinity, 0, KMP_CPU_SET_TRY_SIZE, buf);
146 KA_TRACE(30, (
"__kmp_affinity_determine_capable: "
147 "initial getaffinity call returned %ld errno = %d\n",
150 if (gCode < 0 && errno != EINVAL) {
153 (warnings && (type != affinity_none) && (type != affinity_default) &&
154 (type != affinity_disabled))) {
156 kmp_msg_t err_code = KMP_ERR(error);
157 __kmp_msg(kmp_ms_warning, KMP_MSG(GetAffSysCallNotSupported, env_var),
158 err_code, __kmp_msg_null);
159 if (__kmp_generate_warnings == kmp_warnings_off) {
160 __kmp_str_free(&err_code.str);
163 KMP_AFFINITY_DISABLE();
164 KMP_INTERNAL_FREE(buf);
166 }
else if (gCode > 0) {
168 KMP_AFFINITY_ENABLE(gCode);
169 KA_TRACE(10, (
"__kmp_affinity_determine_capable: "
170 "affinity supported (mask size %d)\n",
171 (
int)__kmp_affin_mask_size));
172 KMP_INTERNAL_FREE(buf);
178 KA_TRACE(30, (
"__kmp_affinity_determine_capable: "
179 "searching for proper set size\n"));
181 for (size = 1; size <= KMP_CPU_SET_SIZE_LIMIT; size *= 2) {
182 gCode = syscall(__NR_sched_getaffinity, 0, size, buf);
183 KA_TRACE(30, (
"__kmp_affinity_determine_capable: "
184 "getaffinity for mask size %ld returned %ld errno = %d\n",
185 size, gCode, errno));
188 if (errno == ENOSYS) {
190 KA_TRACE(30, (
"__kmp_affinity_determine_capable: "
191 "inconsistent OS call behavior: errno == ENOSYS for mask "
195 (warnings && (type != affinity_none) &&
196 (type != affinity_default) && (type != affinity_disabled))) {
198 kmp_msg_t err_code = KMP_ERR(error);
199 __kmp_msg(kmp_ms_warning, KMP_MSG(GetAffSysCallNotSupported, env_var),
200 err_code, __kmp_msg_null);
201 if (__kmp_generate_warnings == kmp_warnings_off) {
202 __kmp_str_free(&err_code.str);
205 KMP_AFFINITY_DISABLE();
206 KMP_INTERNAL_FREE(buf);
212 KMP_AFFINITY_ENABLE(gCode);
213 KA_TRACE(10, (
"__kmp_affinity_determine_capable: "
214 "affinity supported (mask size %d)\n",
215 (
int)__kmp_affin_mask_size));
216 KMP_INTERNAL_FREE(buf);
222 buf = (
unsigned char *)KMP_INTERNAL_MALLOC(KMP_CPU_SET_SIZE_LIMIT);
223 gCode = pthread_getaffinity_np(pthread_self(), KMP_CPU_SET_SIZE_LIMIT,
224 reinterpret_cast<cpuset_t *
>(buf));
225 KA_TRACE(30, (
"__kmp_affinity_determine_capable: "
226 "initial getaffinity call returned %d errno = %d\n",
229 KMP_AFFINITY_ENABLE(KMP_CPU_SET_SIZE_LIMIT);
230 KA_TRACE(10, (
"__kmp_affinity_determine_capable: "
231 "affinity supported (mask size %d)\n",
232 (
int)__kmp_affin_mask_size));
233 KMP_INTERNAL_FREE(buf);
237 KMP_INTERNAL_FREE(buf);
240 KMP_AFFINITY_DISABLE();
241 KA_TRACE(10, (
"__kmp_affinity_determine_capable: "
242 "cannot determine mask size - affinity not supported\n"));
243 if (verbose || (warnings && (type != affinity_none) &&
244 (type != affinity_default) && (type != affinity_disabled))) {
245 KMP_WARNING(AffCantGetMaskSize, env_var);
253int __kmp_futex_determine_capable() {
255 long rc = syscall(__NR_futex, &loc, FUTEX_WAKE, 1, NULL, NULL, 0);
256 int retval = (rc == 0) || (errno != ENOSYS);
259 (
"__kmp_futex_determine_capable: rc = %d errno = %d\n", rc, errno));
260 KA_TRACE(10, (
"__kmp_futex_determine_capable: futex syscall%s supported\n",
261 retval ?
"" :
" not"));
268#if (KMP_ARCH_X86 || KMP_ARCH_X86_64) && (!KMP_ASM_INTRINS)
272kmp_int8 __kmp_test_then_or8(
volatile kmp_int8 *p, kmp_int8 d) {
273 kmp_int8 old_value, new_value;
275 old_value = TCR_1(*p);
276 new_value = old_value | d;
278 while (!KMP_COMPARE_AND_STORE_REL8(p, old_value, new_value)) {
280 old_value = TCR_1(*p);
281 new_value = old_value | d;
286kmp_int8 __kmp_test_then_and8(
volatile kmp_int8 *p, kmp_int8 d) {
287 kmp_int8 old_value, new_value;
289 old_value = TCR_1(*p);
290 new_value = old_value & d;
292 while (!KMP_COMPARE_AND_STORE_REL8(p, old_value, new_value)) {
294 old_value = TCR_1(*p);
295 new_value = old_value & d;
300kmp_uint32 __kmp_test_then_or32(
volatile kmp_uint32 *p, kmp_uint32 d) {
301 kmp_uint32 old_value, new_value;
303 old_value = TCR_4(*p);
304 new_value = old_value | d;
306 while (!KMP_COMPARE_AND_STORE_REL32(p, old_value, new_value)) {
308 old_value = TCR_4(*p);
309 new_value = old_value | d;
314kmp_uint32 __kmp_test_then_and32(
volatile kmp_uint32 *p, kmp_uint32 d) {
315 kmp_uint32 old_value, new_value;
317 old_value = TCR_4(*p);
318 new_value = old_value & d;
320 while (!KMP_COMPARE_AND_STORE_REL32(p, old_value, new_value)) {
322 old_value = TCR_4(*p);
323 new_value = old_value & d;
329kmp_int8 __kmp_test_then_add8(
volatile kmp_int8 *p, kmp_int8 d) {
330 kmp_int8 old_value, new_value;
332 old_value = TCR_1(*p);
333 new_value = old_value + d;
335 while (!KMP_COMPARE_AND_STORE_REL8(p, old_value, new_value)) {
337 old_value = TCR_1(*p);
338 new_value = old_value + d;
343kmp_int64 __kmp_test_then_add64(
volatile kmp_int64 *p, kmp_int64 d) {
344 kmp_int64 old_value, new_value;
346 old_value = TCR_8(*p);
347 new_value = old_value + d;
349 while (!KMP_COMPARE_AND_STORE_REL64(p, old_value, new_value)) {
351 old_value = TCR_8(*p);
352 new_value = old_value + d;
358kmp_uint64 __kmp_test_then_or64(
volatile kmp_uint64 *p, kmp_uint64 d) {
359 kmp_uint64 old_value, new_value;
361 old_value = TCR_8(*p);
362 new_value = old_value | d;
363 while (!KMP_COMPARE_AND_STORE_REL64(p, old_value, new_value)) {
365 old_value = TCR_8(*p);
366 new_value = old_value | d;
371kmp_uint64 __kmp_test_then_and64(
volatile kmp_uint64 *p, kmp_uint64 d) {
372 kmp_uint64 old_value, new_value;
374 old_value = TCR_8(*p);
375 new_value = old_value & d;
376 while (!KMP_COMPARE_AND_STORE_REL64(p, old_value, new_value)) {
378 old_value = TCR_8(*p);
379 new_value = old_value & d;
386void __kmp_terminate_thread(
int gtid) {
388 kmp_info_t *th = __kmp_threads[gtid];
393#ifdef KMP_CANCEL_THREADS
394 KA_TRACE(10, (
"__kmp_terminate_thread: kill (%d)\n", gtid));
395 status = pthread_cancel(th->th.th_info.ds.ds_thread);
396 if (status != 0 && status != ESRCH) {
397 __kmp_fatal(KMP_MSG(CantTerminateWorkerThread), KMP_ERR(status),
408static kmp_int32 __kmp_set_stack_info(
int gtid, kmp_info_t *th) {
410#if KMP_OS_LINUX || KMP_OS_DRAGONFLY || KMP_OS_FREEBSD || KMP_OS_NETBSD || \
420 if (!KMP_UBER_GTID(gtid)) {
423 status = pthread_attr_init(&attr);
424 KMP_CHECK_SYSFAIL(
"pthread_attr_init", status);
425#if KMP_OS_DRAGONFLY || KMP_OS_FREEBSD || KMP_OS_NETBSD
426 status = pthread_attr_get_np(pthread_self(), &attr);
427 KMP_CHECK_SYSFAIL(
"pthread_attr_get_np", status);
429 status = pthread_getattr_np(pthread_self(), &attr);
430 KMP_CHECK_SYSFAIL(
"pthread_getattr_np", status);
432 status = pthread_attr_getstack(&attr, &addr, &size);
433 KMP_CHECK_SYSFAIL(
"pthread_attr_getstack", status);
435 (
"__kmp_set_stack_info: T#%d pthread_attr_getstack returned size:"
436 " %lu, low addr: %p\n",
438 status = pthread_attr_destroy(&attr);
439 KMP_CHECK_SYSFAIL(
"pthread_attr_destroy", status);
442 if (size != 0 && addr != 0) {
444 TCW_PTR(th->th.th_info.ds.ds_stackbase, (((
char *)addr) + size));
445 TCW_PTR(th->th.th_info.ds.ds_stacksize, size);
446 TCW_4(th->th.th_info.ds.ds_stackgrow, FALSE);
452 TCW_PTR(th->th.th_info.ds.ds_stacksize, 0);
453 TCW_PTR(th->th.th_info.ds.ds_stackbase, &stack_data);
454 TCW_4(th->th.th_info.ds.ds_stackgrow, TRUE);
458static void *__kmp_launch_worker(
void *thr) {
459 int status, old_type, old_state;
460#ifdef KMP_BLOCK_SIGNALS
461 sigset_t new_set, old_set;
464#if KMP_OS_LINUX || KMP_OS_DRAGONFLY || KMP_OS_FREEBSD || KMP_OS_NETBSD || \
465 KMP_OS_OPENBSD || KMP_OS_HURD
466 void *
volatile padding = 0;
470 gtid = ((kmp_info_t *)thr)->th.th_info.ds.ds_gtid;
471 __kmp_gtid_set_specific(gtid);
477 __kmp_stats_thread_ptr = ((kmp_info_t *)thr)->th.th_stats;
478 __kmp_stats_thread_ptr->startLife();
479 KMP_SET_THREAD_STATE(IDLE);
484 __kmp_itt_thread_name(gtid);
487#if KMP_AFFINITY_SUPPORTED
488 __kmp_affinity_set_init_mask(gtid, FALSE);
491#ifdef KMP_CANCEL_THREADS
492 status = pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, &old_type);
493 KMP_CHECK_SYSFAIL(
"pthread_setcanceltype", status);
495 status = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &old_state);
496 KMP_CHECK_SYSFAIL(
"pthread_setcancelstate", status);
499#if KMP_ARCH_X86 || KMP_ARCH_X86_64
501 __kmp_clear_x87_fpu_status_word();
502 __kmp_load_x87_fpu_control_word(&__kmp_init_x87_fpu_control_word);
503 __kmp_load_mxcsr(&__kmp_init_mxcsr);
506#ifdef KMP_BLOCK_SIGNALS
507 status = sigfillset(&new_set);
508 KMP_CHECK_SYSFAIL_ERRNO(
"sigfillset", status);
509 status = pthread_sigmask(SIG_BLOCK, &new_set, &old_set);
510 KMP_CHECK_SYSFAIL(
"pthread_sigmask", status);
513#if KMP_OS_LINUX || KMP_OS_DRAGONFLY || KMP_OS_FREEBSD || KMP_OS_NETBSD || \
515 if (__kmp_stkoffset > 0 && gtid > 0) {
516 padding = KMP_ALLOCA(gtid * __kmp_stkoffset);
522 __kmp_set_stack_info(gtid, (kmp_info_t *)thr);
524 __kmp_check_stack_overlap((kmp_info_t *)thr);
526 exit_val = __kmp_launch_thread((kmp_info_t *)thr);
528#ifdef KMP_BLOCK_SIGNALS
529 status = pthread_sigmask(SIG_SETMASK, &old_set, NULL);
530 KMP_CHECK_SYSFAIL(
"pthread_sigmask", status);
539static void *__kmp_launch_monitor(
void *thr) {
540 int status, old_type, old_state;
541#ifdef KMP_BLOCK_SIGNALS
544 struct timespec interval;
548 KA_TRACE(10, (
"__kmp_launch_monitor: #1 launched\n"));
551 __kmp_gtid_set_specific(KMP_GTID_MONITOR);
553 __kmp_gtid = KMP_GTID_MONITOR;
560 __kmp_itt_thread_ignore();
563 __kmp_set_stack_info(((kmp_info_t *)thr)->th.th_info.ds.ds_gtid,
566 __kmp_check_stack_overlap((kmp_info_t *)thr);
568#ifdef KMP_CANCEL_THREADS
569 status = pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, &old_type);
570 KMP_CHECK_SYSFAIL(
"pthread_setcanceltype", status);
572 status = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &old_state);
573 KMP_CHECK_SYSFAIL(
"pthread_setcancelstate", status);
581 int sched = sched_getscheduler(0);
582 if (sched == SCHED_FIFO || sched == SCHED_RR) {
585 struct sched_param param;
586 int max_priority = sched_get_priority_max(sched);
588 KMP_WARNING(RealTimeSchedNotSupported);
589 sched_getparam(0, ¶m);
590 if (param.sched_priority < max_priority) {
591 param.sched_priority += 1;
592 rc = sched_setscheduler(0, sched, ¶m);
595 kmp_msg_t err_code = KMP_ERR(error);
596 __kmp_msg(kmp_ms_warning, KMP_MSG(CantChangeMonitorPriority),
597 err_code, KMP_MSG(MonitorWillStarve), __kmp_msg_null);
598 if (__kmp_generate_warnings == kmp_warnings_off) {
599 __kmp_str_free(&err_code.str);
606 __kmp_msg(kmp_ms_warning, KMP_MSG(RunningAtMaxPriority),
607 KMP_MSG(MonitorWillStarve), KMP_HNT(RunningAtMaxPriority),
612 TCW_4(__kmp_global.g.g_time.dt.t_value, 0);
618 if (__kmp_monitor_wakeups == 1) {
620 interval.tv_nsec = 0;
623 interval.tv_nsec = (KMP_NSEC_PER_SEC / __kmp_monitor_wakeups);
626 KA_TRACE(10, (
"__kmp_launch_monitor: #2 monitor\n"));
628 while (!TCR_4(__kmp_global.g.g_done)) {
634 KA_TRACE(15, (
"__kmp_launch_monitor: update\n"));
636 status = gettimeofday(&tval, NULL);
637 KMP_CHECK_SYSFAIL_ERRNO(
"gettimeofday", status);
638 TIMEVAL_TO_TIMESPEC(&tval, &now);
640 now.tv_sec += interval.tv_sec;
641 now.tv_nsec += interval.tv_nsec;
643 if (now.tv_nsec >= KMP_NSEC_PER_SEC) {
645 now.tv_nsec -= KMP_NSEC_PER_SEC;
648 status = pthread_mutex_lock(&__kmp_wait_mx.m_mutex);
649 KMP_CHECK_SYSFAIL(
"pthread_mutex_lock", status);
651 if (!TCR_4(__kmp_global.g.g_done)) {
652 status = pthread_cond_timedwait(&__kmp_wait_cv.c_cond,
653 &__kmp_wait_mx.m_mutex, &now);
655 if (status != ETIMEDOUT && status != EINTR) {
656 KMP_SYSFAIL(
"pthread_cond_timedwait", status);
660 status = pthread_mutex_unlock(&__kmp_wait_mx.m_mutex);
661 KMP_CHECK_SYSFAIL(
"pthread_mutex_unlock", status);
663 TCW_4(__kmp_global.g.g_time.dt.t_value,
664 TCR_4(__kmp_global.g.g_time.dt.t_value) + 1);
669 KA_TRACE(10, (
"__kmp_launch_monitor: #3 cleanup\n"));
671#ifdef KMP_BLOCK_SIGNALS
672 status = sigfillset(&new_set);
673 KMP_CHECK_SYSFAIL_ERRNO(
"sigfillset", status);
674 status = pthread_sigmask(SIG_UNBLOCK, &new_set, NULL);
675 KMP_CHECK_SYSFAIL(
"pthread_sigmask", status);
678 KA_TRACE(10, (
"__kmp_launch_monitor: #4 finished\n"));
680 if (__kmp_global.g.g_abort != 0) {
686 KA_TRACE(10, (
"__kmp_launch_monitor: #5 terminate sig=%d\n",
687 __kmp_global.g.g_abort));
692 for (gtid = 1; gtid < __kmp_threads_capacity; ++gtid)
693 __kmp_terminate_thread(gtid);
697 KA_TRACE(10, (
"__kmp_launch_monitor: #6 raise sig=%d\n",
698 __kmp_global.g.g_abort));
700 if (__kmp_global.g.g_abort > 0)
701 raise(__kmp_global.g.g_abort);
704 KA_TRACE(10, (
"__kmp_launch_monitor: #7 exit\n"));
710void __kmp_create_worker(
int gtid, kmp_info_t *th,
size_t stack_size) {
712 pthread_attr_t thread_attr;
715 th->th.th_info.ds.ds_gtid = gtid;
719 __kmp_acquire_tas_lock(&__kmp_stats_lock, gtid);
725 if (!KMP_UBER_GTID(gtid)) {
726 th->th.th_stats = __kmp_stats_list->push_back(gtid);
730 th->th.th_stats = __kmp_stats_thread_ptr;
732 __kmp_release_tas_lock(&__kmp_stats_lock, gtid);
736 if (KMP_UBER_GTID(gtid)) {
737 KA_TRACE(10, (
"__kmp_create_worker: uber thread (%d)\n", gtid));
738 th->th.th_info.ds.ds_thread = pthread_self();
739 __kmp_set_stack_info(gtid, th);
740 __kmp_check_stack_overlap(th);
744 KA_TRACE(10, (
"__kmp_create_worker: try to create thread (%d)\n", gtid));
748#ifdef KMP_THREAD_ATTR
749 status = pthread_attr_init(&thread_attr);
751 __kmp_fatal(KMP_MSG(CantInitThreadAttrs), KMP_ERR(status), __kmp_msg_null);
753 status = pthread_attr_setdetachstate(&thread_attr, PTHREAD_CREATE_JOINABLE);
755 __kmp_fatal(KMP_MSG(CantSetWorkerState), KMP_ERR(status), __kmp_msg_null);
765 stack_size += gtid * __kmp_stkoffset * 2;
767 KA_TRACE(10, (
"__kmp_create_worker: T#%d, default stacksize = %lu bytes, "
768 "__kmp_stksize = %lu bytes, final stacksize = %lu bytes\n",
769 gtid, KMP_DEFAULT_STKSIZE, __kmp_stksize, stack_size));
771#ifdef _POSIX_THREAD_ATTR_STACKSIZE
772 status = pthread_attr_setstacksize(&thread_attr, stack_size);
773#ifdef KMP_BACKUP_STKSIZE
775 if (!__kmp_env_stksize) {
776 stack_size = KMP_BACKUP_STKSIZE + gtid * __kmp_stkoffset;
777 __kmp_stksize = KMP_BACKUP_STKSIZE;
778 KA_TRACE(10, (
"__kmp_create_worker: T#%d, default stacksize = %lu bytes, "
779 "__kmp_stksize = %lu bytes, (backup) final stacksize = %lu "
781 gtid, KMP_DEFAULT_STKSIZE, __kmp_stksize, stack_size));
782 status = pthread_attr_setstacksize(&thread_attr, stack_size);
787 __kmp_fatal(KMP_MSG(CantSetWorkerStackSize, stack_size), KMP_ERR(status),
788 KMP_HNT(ChangeWorkerStackSize), __kmp_msg_null);
795 pthread_create(&handle, &thread_attr, __kmp_launch_worker, (
void *)th);
796 if (status != 0 || !handle) {
797#ifdef _POSIX_THREAD_ATTR_STACKSIZE
798 if (status == EINVAL) {
799 __kmp_fatal(KMP_MSG(CantSetWorkerStackSize, stack_size), KMP_ERR(status),
800 KMP_HNT(IncreaseWorkerStackSize), __kmp_msg_null);
802 if (status == ENOMEM) {
803 __kmp_fatal(KMP_MSG(CantSetWorkerStackSize, stack_size), KMP_ERR(status),
804 KMP_HNT(DecreaseWorkerStackSize), __kmp_msg_null);
807 if (status == EAGAIN) {
808 __kmp_fatal(KMP_MSG(NoResourcesForWorkerThread), KMP_ERR(status),
809 KMP_HNT(Decrease_NUM_THREADS), __kmp_msg_null);
811 KMP_SYSFAIL(
"pthread_create", status);
814 th->th.th_info.ds.ds_thread = handle;
816#ifdef KMP_THREAD_ATTR
817 status = pthread_attr_destroy(&thread_attr);
819 kmp_msg_t err_code = KMP_ERR(status);
820 __kmp_msg(kmp_ms_warning, KMP_MSG(CantDestroyThreadAttrs), err_code,
822 if (__kmp_generate_warnings == kmp_warnings_off) {
823 __kmp_str_free(&err_code.str);
830 KA_TRACE(10, (
"__kmp_create_worker: done creating thread (%d)\n", gtid));
835void __kmp_create_monitor(kmp_info_t *th) {
837 pthread_attr_t thread_attr;
840 int auto_adj_size = FALSE;
842 if (__kmp_dflt_blocktime == KMP_MAX_BLOCKTIME) {
844 KA_TRACE(10, (
"__kmp_create_monitor: skipping monitor thread because of "
846 th->th.th_info.ds.ds_tid = 0;
847 th->th.th_info.ds.ds_gtid = 0;
850 KA_TRACE(10, (
"__kmp_create_monitor: try to create monitor\n"));
854 th->th.th_info.ds.ds_tid = KMP_GTID_MONITOR;
855 th->th.th_info.ds.ds_gtid = KMP_GTID_MONITOR;
857 TCW_4(__kmp_global.g.g_time.dt.t_value,
860 TCW_4(__kmp_global.g.g_time.dt.t_value, 0);
863#ifdef KMP_THREAD_ATTR
864 if (__kmp_monitor_stksize == 0) {
865 __kmp_monitor_stksize = KMP_DEFAULT_MONITOR_STKSIZE;
866 auto_adj_size = TRUE;
868 status = pthread_attr_init(&thread_attr);
870 __kmp_fatal(KMP_MSG(CantInitThreadAttrs), KMP_ERR(status), __kmp_msg_null);
872 status = pthread_attr_setdetachstate(&thread_attr, PTHREAD_CREATE_JOINABLE);
874 __kmp_fatal(KMP_MSG(CantSetMonitorState), KMP_ERR(status), __kmp_msg_null);
877#ifdef _POSIX_THREAD_ATTR_STACKSIZE
878 status = pthread_attr_getstacksize(&thread_attr, &size);
879 KMP_CHECK_SYSFAIL(
"pthread_attr_getstacksize", status);
881 size = __kmp_sys_min_stksize;
885 if (__kmp_monitor_stksize == 0) {
886 __kmp_monitor_stksize = KMP_DEFAULT_MONITOR_STKSIZE;
888 if (__kmp_monitor_stksize < __kmp_sys_min_stksize) {
889 __kmp_monitor_stksize = __kmp_sys_min_stksize;
892 KA_TRACE(10, (
"__kmp_create_monitor: default stacksize = %lu bytes,"
893 "requested stacksize = %lu bytes\n",
894 size, __kmp_monitor_stksize));
899#ifdef _POSIX_THREAD_ATTR_STACKSIZE
900 KA_TRACE(10, (
"__kmp_create_monitor: setting stacksize = %lu bytes,",
901 __kmp_monitor_stksize));
902 status = pthread_attr_setstacksize(&thread_attr, __kmp_monitor_stksize);
905 __kmp_monitor_stksize *= 2;
908 kmp_msg_t err_code = KMP_ERR(status);
909 __kmp_msg(kmp_ms_warning,
910 KMP_MSG(CantSetMonitorStackSize, (
long int)__kmp_monitor_stksize),
911 err_code, KMP_HNT(ChangeMonitorStackSize), __kmp_msg_null);
912 if (__kmp_generate_warnings == kmp_warnings_off) {
913 __kmp_str_free(&err_code.str);
919 pthread_create(&handle, &thread_attr, __kmp_launch_monitor, (
void *)th);
922#ifdef _POSIX_THREAD_ATTR_STACKSIZE
923 if (status == EINVAL) {
924 if (auto_adj_size && (__kmp_monitor_stksize < (
size_t)0x40000000)) {
925 __kmp_monitor_stksize *= 2;
928 __kmp_fatal(KMP_MSG(CantSetMonitorStackSize, __kmp_monitor_stksize),
929 KMP_ERR(status), KMP_HNT(IncreaseMonitorStackSize),
932 if (status == ENOMEM) {
933 __kmp_fatal(KMP_MSG(CantSetMonitorStackSize, __kmp_monitor_stksize),
934 KMP_ERR(status), KMP_HNT(DecreaseMonitorStackSize),
938 if (status == EAGAIN) {
939 __kmp_fatal(KMP_MSG(NoResourcesForMonitorThread), KMP_ERR(status),
940 KMP_HNT(DecreaseNumberOfThreadsInUse), __kmp_msg_null);
942 KMP_SYSFAIL(
"pthread_create", status);
945 th->th.th_info.ds.ds_thread = handle;
949 KMP_DEBUG_ASSERT(
sizeof(kmp_uint32) ==
950 sizeof(__kmp_global.g.g_time.dt.t_value));
951 __kmp_wait_4((kmp_uint32
volatile *)&__kmp_global.g.g_time.dt.t_value, -1,
955#ifdef KMP_THREAD_ATTR
956 status = pthread_attr_destroy(&thread_attr);
958 kmp_msg_t err_code = KMP_ERR(status);
959 __kmp_msg(kmp_ms_warning, KMP_MSG(CantDestroyThreadAttrs), err_code,
961 if (__kmp_generate_warnings == kmp_warnings_off) {
962 __kmp_str_free(&err_code.str);
969 KA_TRACE(10, (
"__kmp_create_monitor: monitor created %#.8lx\n",
970 th->th.th_info.ds.ds_thread));
975void __kmp_exit_thread(
int exit_status) {
976 pthread_exit((
void *)(intptr_t)exit_status);
980void __kmp_resume_monitor();
982extern "C" void __kmp_reap_monitor(kmp_info_t *th) {
986 KA_TRACE(10, (
"__kmp_reap_monitor: try to reap monitor thread with handle"
988 th->th.th_info.ds.ds_thread));
993 KMP_DEBUG_ASSERT(th->th.th_info.ds.ds_tid == th->th.th_info.ds.ds_gtid);
994 if (th->th.th_info.ds.ds_gtid != KMP_GTID_MONITOR) {
995 KA_TRACE(10, (
"__kmp_reap_monitor: monitor did not start, returning\n"));
1005 status = pthread_kill(th->th.th_info.ds.ds_thread, 0);
1006 if (status != ESRCH) {
1007 __kmp_resume_monitor();
1009 KA_TRACE(10, (
"__kmp_reap_monitor: try to join with monitor\n"));
1010 status = pthread_join(th->th.th_info.ds.ds_thread, &exit_val);
1011 if (exit_val != th) {
1012 __kmp_fatal(KMP_MSG(ReapMonitorError), KMP_ERR(status), __kmp_msg_null);
1015 th->th.th_info.ds.ds_tid = KMP_GTID_DNE;
1016 th->th.th_info.ds.ds_gtid = KMP_GTID_DNE;
1018 KA_TRACE(10, (
"__kmp_reap_monitor: done reaping monitor thread with handle"
1020 th->th.th_info.ds.ds_thread));
1027extern "C" void __kmp_reap_monitor(kmp_info_t *th) {
1032void __kmp_reap_worker(kmp_info_t *th) {
1039 10, (
"__kmp_reap_worker: try to reap T#%d\n", th->th.th_info.ds.ds_gtid));
1041 status = pthread_join(th->th.th_info.ds.ds_thread, &exit_val);
1045 __kmp_fatal(KMP_MSG(ReapWorkerError), KMP_ERR(status), __kmp_msg_null);
1047 if (exit_val != th) {
1048 KA_TRACE(10, (
"__kmp_reap_worker: worker T#%d did not reap properly, "
1050 th->th.th_info.ds.ds_gtid, exit_val));
1056 KA_TRACE(10, (
"__kmp_reap_worker: done reaping T#%d\n",
1057 th->th.th_info.ds.ds_gtid));
1062#if KMP_HANDLE_SIGNALS
1064static void __kmp_null_handler(
int signo) {
1068static void __kmp_team_handler(
int signo) {
1069 if (__kmp_global.g.g_abort == 0) {
1072 __kmp_debug_printf(
"__kmp_team_handler: caught signal = %d\n", signo);
1087 if (__kmp_debug_buf) {
1088 __kmp_dump_debug_buffer();
1090 __kmp_unregister_library();
1092 TCW_4(__kmp_global.g.g_abort, signo);
1094 TCW_4(__kmp_global.g.g_done, TRUE);
1099 __kmp_debug_printf(
"__kmp_team_handler: unknown signal type");
1106static void __kmp_sigaction(
int signum,
const struct sigaction *act,
1107 struct sigaction *oldact) {
1108 int rc = sigaction(signum, act, oldact);
1109 KMP_CHECK_SYSFAIL_ERRNO(
"sigaction", rc);
1112static void __kmp_install_one_handler(
int sig, sig_func_t handler_func,
1113 int parallel_init) {
1116 (
"__kmp_install_one_handler( %d, ..., %d )\n", sig, parallel_init));
1117 if (parallel_init) {
1118 struct sigaction new_action;
1119 struct sigaction old_action;
1120 new_action.sa_handler = handler_func;
1121 new_action.sa_flags = 0;
1122 sigfillset(&new_action.sa_mask);
1123 __kmp_sigaction(sig, &new_action, &old_action);
1124 if (old_action.sa_handler == __kmp_sighldrs[sig].sa_handler) {
1125 sigaddset(&__kmp_sigset, sig);
1128 __kmp_sigaction(sig, &old_action, NULL);
1132 __kmp_sigaction(sig, NULL, &__kmp_sighldrs[sig]);
1137static void __kmp_remove_one_handler(
int sig) {
1138 KB_TRACE(60, (
"__kmp_remove_one_handler( %d )\n", sig));
1139 if (sigismember(&__kmp_sigset, sig)) {
1140 struct sigaction old;
1142 __kmp_sigaction(sig, &__kmp_sighldrs[sig], &old);
1143 if ((old.sa_handler != __kmp_team_handler) &&
1144 (old.sa_handler != __kmp_null_handler)) {
1146 KB_TRACE(10, (
"__kmp_remove_one_handler: oops, not our handler, "
1147 "restoring: sig=%d\n",
1149 __kmp_sigaction(sig, &old, NULL);
1151 sigdelset(&__kmp_sigset, sig);
1156void __kmp_install_signals(
int parallel_init) {
1157 KB_TRACE(10, (
"__kmp_install_signals( %d )\n", parallel_init));
1158 if (__kmp_handle_signals || !parallel_init) {
1161 sigemptyset(&__kmp_sigset);
1162 __kmp_install_one_handler(SIGHUP, __kmp_team_handler, parallel_init);
1163 __kmp_install_one_handler(SIGINT, __kmp_team_handler, parallel_init);
1164 __kmp_install_one_handler(SIGQUIT, __kmp_team_handler, parallel_init);
1165 __kmp_install_one_handler(SIGILL, __kmp_team_handler, parallel_init);
1166 __kmp_install_one_handler(SIGABRT, __kmp_team_handler, parallel_init);
1167 __kmp_install_one_handler(SIGFPE, __kmp_team_handler, parallel_init);
1168 __kmp_install_one_handler(SIGBUS, __kmp_team_handler, parallel_init);
1169 __kmp_install_one_handler(SIGSEGV, __kmp_team_handler, parallel_init);
1171 __kmp_install_one_handler(SIGSYS, __kmp_team_handler, parallel_init);
1173 __kmp_install_one_handler(SIGTERM, __kmp_team_handler, parallel_init);
1175 __kmp_install_one_handler(SIGPIPE, __kmp_team_handler, parallel_init);
1180void __kmp_remove_signals(
void) {
1182 KB_TRACE(10, (
"__kmp_remove_signals()\n"));
1183 for (sig = 1; sig < NSIG; ++sig) {
1184 __kmp_remove_one_handler(sig);
1190void __kmp_enable(
int new_state) {
1191#ifdef KMP_CANCEL_THREADS
1192 int status, old_state;
1193 status = pthread_setcancelstate(new_state, &old_state);
1194 KMP_CHECK_SYSFAIL(
"pthread_setcancelstate", status);
1195 KMP_DEBUG_ASSERT(old_state == PTHREAD_CANCEL_DISABLE);
1199void __kmp_disable(
int *old_state) {
1200#ifdef KMP_CANCEL_THREADS
1202 status = pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, old_state);
1203 KMP_CHECK_SYSFAIL(
"pthread_setcancelstate", status);
1207static void __kmp_atfork_prepare(
void) {
1208 __kmp_acquire_bootstrap_lock(&__kmp_initz_lock);
1209 __kmp_acquire_bootstrap_lock(&__kmp_forkjoin_lock);
1212static void __kmp_atfork_parent(
void) {
1213 __kmp_release_bootstrap_lock(&__kmp_forkjoin_lock);
1214 __kmp_release_bootstrap_lock(&__kmp_initz_lock);
1220static void __kmp_atfork_child(
void) {
1221 __kmp_release_bootstrap_lock(&__kmp_forkjoin_lock);
1222 __kmp_release_bootstrap_lock(&__kmp_initz_lock);
1229#if KMP_AFFINITY_SUPPORTED
1230#if KMP_OS_LINUX || KMP_OS_FREEBSD
1233 kmp_set_thread_affinity_mask_initial();
1238 if (__kmp_nested_proc_bind.bind_types != NULL) {
1239 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
1241 for (kmp_affinity_t *affinity : __kmp_affinities)
1242 *affinity = KMP_AFFINITY_INIT(affinity->env_var);
1243 __kmp_affin_fullMask =
nullptr;
1244 __kmp_affin_origMask =
nullptr;
1248 __kmp_init_monitor = 0;
1250 __kmp_init_parallel = FALSE;
1251 __kmp_init_middle = FALSE;
1252 __kmp_init_serial = FALSE;
1253 TCW_4(__kmp_init_gtid, FALSE);
1254 __kmp_init_common = FALSE;
1256 TCW_4(__kmp_init_user_locks, FALSE);
1257#if !KMP_USE_DYNAMIC_LOCK
1258 __kmp_user_lock_table.used = 1;
1259 __kmp_user_lock_table.allocated = 0;
1260 __kmp_user_lock_table.table = NULL;
1261 __kmp_lock_blocks = NULL;
1265 TCW_4(__kmp_nth, 0);
1267 __kmp_thread_pool = NULL;
1268 __kmp_thread_pool_insert_pt = NULL;
1269 __kmp_team_pool = NULL;
1273 KA_TRACE(10, (
"__kmp_atfork_child: checking cache address list %p\n",
1274 __kmp_threadpriv_cache_list));
1276 while (__kmp_threadpriv_cache_list != NULL) {
1278 if (*__kmp_threadpriv_cache_list->addr != NULL) {
1279 KC_TRACE(50, (
"__kmp_atfork_child: zeroing cache at address %p\n",
1280 &(*__kmp_threadpriv_cache_list->addr)));
1282 *__kmp_threadpriv_cache_list->addr = NULL;
1284 __kmp_threadpriv_cache_list = __kmp_threadpriv_cache_list->next;
1287 __kmp_init_runtime = FALSE;
1290 __kmp_init_bootstrap_lock(&__kmp_initz_lock);
1291 __kmp_init_bootstrap_lock(&__kmp_stdio_lock);
1292 __kmp_init_bootstrap_lock(&__kmp_console_lock);
1293 __kmp_init_bootstrap_lock(&__kmp_task_team_lock);
1303 __kmp_need_register_serial = FALSE;
1304 __kmp_serial_initialize();
1318void __kmp_register_atfork(
void) {
1319 if (__kmp_need_register_atfork) {
1320 int status = pthread_atfork(__kmp_atfork_prepare, __kmp_atfork_parent,
1321 __kmp_atfork_child);
1322 KMP_CHECK_SYSFAIL(
"pthread_atfork", status);
1323 __kmp_need_register_atfork = FALSE;
1327void __kmp_suspend_initialize(
void) {
1329 status = pthread_mutexattr_init(&__kmp_suspend_mutex_attr);
1330 KMP_CHECK_SYSFAIL(
"pthread_mutexattr_init", status);
1331 status = pthread_condattr_init(&__kmp_suspend_cond_attr);
1332 KMP_CHECK_SYSFAIL(
"pthread_condattr_init", status);
1335void __kmp_suspend_initialize_thread(kmp_info_t *th) {
1336 int old_value = KMP_ATOMIC_LD_RLX(&th->th.th_suspend_init_count);
1337 int new_value = __kmp_fork_count + 1;
1339 if (old_value == new_value)
1342 if (old_value == -1 || !__kmp_atomic_compare_store(
1343 &th->th.th_suspend_init_count, old_value, -1)) {
1344 while (KMP_ATOMIC_LD_ACQ(&th->th.th_suspend_init_count) != new_value) {
1350 status = pthread_cond_init(&th->th.th_suspend_cv.c_cond,
1351 &__kmp_suspend_cond_attr);
1352 KMP_CHECK_SYSFAIL(
"pthread_cond_init", status);
1353 status = pthread_mutex_init(&th->th.th_suspend_mx.m_mutex,
1354 &__kmp_suspend_mutex_attr);
1355 KMP_CHECK_SYSFAIL(
"pthread_mutex_init", status);
1356 KMP_ATOMIC_ST_REL(&th->th.th_suspend_init_count, new_value);
1360void __kmp_suspend_uninitialize_thread(kmp_info_t *th) {
1361 if (KMP_ATOMIC_LD_ACQ(&th->th.th_suspend_init_count) > __kmp_fork_count) {
1366 status = pthread_cond_destroy(&th->th.th_suspend_cv.c_cond);
1367 if (status != 0 && status != EBUSY) {
1368 KMP_SYSFAIL(
"pthread_cond_destroy", status);
1370 status = pthread_mutex_destroy(&th->th.th_suspend_mx.m_mutex);
1371 if (status != 0 && status != EBUSY) {
1372 KMP_SYSFAIL(
"pthread_mutex_destroy", status);
1374 --th->th.th_suspend_init_count;
1375 KMP_DEBUG_ASSERT(KMP_ATOMIC_LD_RLX(&th->th.th_suspend_init_count) ==
1381int __kmp_try_suspend_mx(kmp_info_t *th) {
1382 return (pthread_mutex_trylock(&th->th.th_suspend_mx.m_mutex) == 0);
1385void __kmp_lock_suspend_mx(kmp_info_t *th) {
1386 int status = pthread_mutex_lock(&th->th.th_suspend_mx.m_mutex);
1387 KMP_CHECK_SYSFAIL(
"pthread_mutex_lock", status);
1390void __kmp_unlock_suspend_mx(kmp_info_t *th) {
1391 int status = pthread_mutex_unlock(&th->th.th_suspend_mx.m_mutex);
1392 KMP_CHECK_SYSFAIL(
"pthread_mutex_unlock", status);
1398static inline void __kmp_suspend_template(
int th_gtid, C *flag) {
1399 KMP_TIME_DEVELOPER_PARTITIONED_BLOCK(USER_suspend);
1400 kmp_info_t *th = __kmp_threads[th_gtid];
1402 typename C::flag_t old_spin;
1404 KF_TRACE(30, (
"__kmp_suspend_template: T#%d enter for flag = %p\n", th_gtid,
1407 __kmp_suspend_initialize_thread(th);
1409 __kmp_lock_suspend_mx(th);
1411 KF_TRACE(10, (
"__kmp_suspend_template: T#%d setting sleep bit for spin(%p)\n",
1412 th_gtid, flag->get()));
1416 old_spin = flag->set_sleeping();
1417 TCW_PTR(th->th.th_sleep_loc, (
void *)flag);
1418 th->th.th_sleep_loc_type = flag->get_type();
1419 if (__kmp_dflt_blocktime == KMP_MAX_BLOCKTIME &&
1420 __kmp_pause_status != kmp_soft_paused) {
1421 flag->unset_sleeping();
1422 TCW_PTR(th->th.th_sleep_loc, NULL);
1423 th->th.th_sleep_loc_type = flag_unset;
1424 __kmp_unlock_suspend_mx(th);
1427 KF_TRACE(5, (
"__kmp_suspend_template: T#%d set sleep bit for spin(%p)==%x,"
1429 th_gtid, flag->get(), flag->load(), old_spin));
1431 if (flag->done_check_val(old_spin) || flag->done_check()) {
1432 flag->unset_sleeping();
1433 TCW_PTR(th->th.th_sleep_loc, NULL);
1434 th->th.th_sleep_loc_type = flag_unset;
1435 KF_TRACE(5, (
"__kmp_suspend_template: T#%d false alarm, reset sleep bit "
1437 th_gtid, flag->get()));
1442 int deactivated = FALSE;
1444 while (flag->is_sleeping()) {
1447 __kmp_suspend_count++;
1448 __kmp_print_cond(buffer, &th->th.th_suspend_cv);
1449 __kmp_printf(
"__kmp_suspend_template: suspending T#%d: %s\n", th_gtid,
1455 th->th.th_active = FALSE;
1456 if (th->th.th_active_in_pool) {
1457 th->th.th_active_in_pool = FALSE;
1458 KMP_ATOMIC_DEC(&__kmp_thread_pool_active_nth);
1459 KMP_DEBUG_ASSERT(TCR_4(__kmp_thread_pool_active_nth) >= 0);
1464 KMP_DEBUG_ASSERT(th->th.th_sleep_loc);
1465 KMP_DEBUG_ASSERT(flag->get_type() == th->th.th_sleep_loc_type);
1467#if USE_SUSPEND_TIMEOUT
1468 struct timespec now;
1469 struct timeval tval;
1472 status = gettimeofday(&tval, NULL);
1473 KMP_CHECK_SYSFAIL_ERRNO(
"gettimeofday", status);
1474 TIMEVAL_TO_TIMESPEC(&tval, &now);
1476 msecs = (4 * __kmp_dflt_blocktime) + 200;
1477 now.tv_sec += msecs / 1000;
1478 now.tv_nsec += (msecs % 1000) * 1000;
1480 KF_TRACE(15, (
"__kmp_suspend_template: T#%d about to perform "
1481 "pthread_cond_timedwait\n",
1483 status = pthread_cond_timedwait(&th->th.th_suspend_cv.c_cond,
1484 &th->th.th_suspend_mx.m_mutex, &now);
1486 KF_TRACE(15, (
"__kmp_suspend_template: T#%d about to perform"
1487 " pthread_cond_wait\n",
1489 status = pthread_cond_wait(&th->th.th_suspend_cv.c_cond,
1490 &th->th.th_suspend_mx.m_mutex);
1493 if ((status != 0) && (status != EINTR) && (status != ETIMEDOUT)) {
1494 KMP_SYSFAIL(
"pthread_cond_wait", status);
1497 KMP_DEBUG_ASSERT(flag->get_type() == flag->get_ptr_type());
1499 if (!flag->is_sleeping() &&
1500 ((status == EINTR) || (status == ETIMEDOUT))) {
1504 flag->unset_sleeping();
1505 TCW_PTR(th->th.th_sleep_loc, NULL);
1506 th->th.th_sleep_loc_type = flag_unset;
1509 if (status == ETIMEDOUT) {
1510 if (flag->is_sleeping()) {
1512 (
"__kmp_suspend_template: T#%d timeout wakeup\n", th_gtid));
1514 KF_TRACE(2, (
"__kmp_suspend_template: T#%d timeout wakeup, sleep bit "
1517 TCW_PTR(th->th.th_sleep_loc, NULL);
1518 th->th.th_sleep_loc_type = flag_unset;
1520 }
else if (flag->is_sleeping()) {
1522 (
"__kmp_suspend_template: T#%d spurious wakeup\n", th_gtid));
1529 th->th.th_active = TRUE;
1530 if (TCR_4(th->th.th_in_pool)) {
1531 KMP_ATOMIC_INC(&__kmp_thread_pool_active_nth);
1532 th->th.th_active_in_pool = TRUE;
1538 TCW_PTR(th->th.th_sleep_loc, NULL);
1539 th->th.th_sleep_loc_type = flag_unset;
1541 KMP_DEBUG_ASSERT(!flag->is_sleeping());
1542 KMP_DEBUG_ASSERT(!th->th.th_sleep_loc);
1546 __kmp_print_cond(buffer, &th->th.th_suspend_cv);
1547 __kmp_printf(
"__kmp_suspend_template: T#%d has awakened: %s\n", th_gtid,
1552 __kmp_unlock_suspend_mx(th);
1553 KF_TRACE(30, (
"__kmp_suspend_template: T#%d exit\n", th_gtid));
1556template <
bool C,
bool S>
1557void __kmp_suspend_32(
int th_gtid, kmp_flag_32<C, S> *flag) {
1558 __kmp_suspend_template(th_gtid, flag);
1560template <
bool C,
bool S>
1561void __kmp_suspend_64(
int th_gtid, kmp_flag_64<C, S> *flag) {
1562 __kmp_suspend_template(th_gtid, flag);
1564template <
bool C,
bool S>
1565void __kmp_atomic_suspend_64(
int th_gtid, kmp_atomic_flag_64<C, S> *flag) {
1566 __kmp_suspend_template(th_gtid, flag);
1568void __kmp_suspend_oncore(
int th_gtid, kmp_flag_oncore *flag) {
1569 __kmp_suspend_template(th_gtid, flag);
1572template void __kmp_suspend_32<false, false>(
int, kmp_flag_32<false, false> *);
1573template void __kmp_suspend_64<false, true>(
int, kmp_flag_64<false, true> *);
1574template void __kmp_suspend_64<true, false>(
int, kmp_flag_64<true, false> *);
1576__kmp_atomic_suspend_64<false, true>(
int, kmp_atomic_flag_64<false, true> *);
1578__kmp_atomic_suspend_64<true, false>(
int, kmp_atomic_flag_64<true, false> *);
1584static inline void __kmp_resume_template(
int target_gtid, C *flag) {
1585 KMP_TIME_DEVELOPER_PARTITIONED_BLOCK(USER_resume);
1586 kmp_info_t *th = __kmp_threads[target_gtid];
1590 int gtid = TCR_4(__kmp_init_gtid) ? __kmp_get_gtid() : -1;
1593 KF_TRACE(30, (
"__kmp_resume_template: T#%d wants to wakeup T#%d enter\n",
1594 gtid, target_gtid));
1595 KMP_DEBUG_ASSERT(gtid != target_gtid);
1597 __kmp_suspend_initialize_thread(th);
1599 __kmp_lock_suspend_mx(th);
1601 if (!flag || flag != th->th.th_sleep_loc) {
1604 flag = (C *)CCAST(
void *, th->th.th_sleep_loc);
1610 KF_TRACE(5, (
"__kmp_resume_template: T#%d exiting, thread T#%d already "
1611 "awake: flag(%p)\n",
1612 gtid, target_gtid, (
void *)NULL));
1613 __kmp_unlock_suspend_mx(th);
1615 }
else if (flag->get_type() != th->th.th_sleep_loc_type) {
1620 (
"__kmp_resume_template: T#%d retrying, thread T#%d Mismatch flag(%p), "
1621 "spin(%p) type=%d ptr_type=%d\n",
1622 gtid, target_gtid, flag, flag->get(), flag->get_type(),
1623 th->th.th_sleep_loc_type));
1624 __kmp_unlock_suspend_mx(th);
1625 __kmp_null_resume_wrapper(th);
1629 if (!flag->is_sleeping()) {
1630 KF_TRACE(5, (
"__kmp_resume_template: T#%d exiting, thread T#%d already "
1631 "awake: flag(%p): %u\n",
1632 gtid, target_gtid, flag->get(), (
unsigned int)flag->load()));
1633 __kmp_unlock_suspend_mx(th);
1637 KMP_DEBUG_ASSERT(flag);
1638 flag->unset_sleeping();
1639 TCW_PTR(th->th.th_sleep_loc, NULL);
1640 th->th.th_sleep_loc_type = flag_unset;
1642 KF_TRACE(5, (
"__kmp_resume_template: T#%d about to wakeup T#%d, reset "
1643 "sleep bit for flag's loc(%p): %u\n",
1644 gtid, target_gtid, flag->get(), (
unsigned int)flag->load()));
1649 __kmp_print_cond(buffer, &th->th.th_suspend_cv);
1650 __kmp_printf(
"__kmp_resume_template: T#%d resuming T#%d: %s\n", gtid,
1651 target_gtid, buffer);
1654 status = pthread_cond_signal(&th->th.th_suspend_cv.c_cond);
1655 KMP_CHECK_SYSFAIL(
"pthread_cond_signal", status);
1656 __kmp_unlock_suspend_mx(th);
1657 KF_TRACE(30, (
"__kmp_resume_template: T#%d exiting after signaling wake up"
1659 gtid, target_gtid));
1662template <
bool C,
bool S>
1663void __kmp_resume_32(
int target_gtid, kmp_flag_32<C, S> *flag) {
1664 __kmp_resume_template(target_gtid, flag);
1666template <
bool C,
bool S>
1667void __kmp_resume_64(
int target_gtid, kmp_flag_64<C, S> *flag) {
1668 __kmp_resume_template(target_gtid, flag);
1670template <
bool C,
bool S>
1671void __kmp_atomic_resume_64(
int target_gtid, kmp_atomic_flag_64<C, S> *flag) {
1672 __kmp_resume_template(target_gtid, flag);
1674void __kmp_resume_oncore(
int target_gtid, kmp_flag_oncore *flag) {
1675 __kmp_resume_template(target_gtid, flag);
1678template void __kmp_resume_32<false, true>(
int, kmp_flag_32<false, true> *);
1679template void __kmp_resume_32<false, false>(
int, kmp_flag_32<false, false> *);
1680template void __kmp_resume_64<false, true>(
int, kmp_flag_64<false, true> *);
1682__kmp_atomic_resume_64<false, true>(
int, kmp_atomic_flag_64<false, true> *);
1685void __kmp_resume_monitor() {
1686 KMP_TIME_DEVELOPER_PARTITIONED_BLOCK(USER_resume);
1689 int gtid = TCR_4(__kmp_init_gtid) ? __kmp_get_gtid() : -1;
1690 KF_TRACE(30, (
"__kmp_resume_monitor: T#%d wants to wakeup T#%d enter\n", gtid,
1692 KMP_DEBUG_ASSERT(gtid != KMP_GTID_MONITOR);
1694 status = pthread_mutex_lock(&__kmp_wait_mx.m_mutex);
1695 KMP_CHECK_SYSFAIL(
"pthread_mutex_lock", status);
1699 __kmp_print_cond(buffer, &__kmp_wait_cv.c_cond);
1700 __kmp_printf(
"__kmp_resume_monitor: T#%d resuming T#%d: %s\n", gtid,
1701 KMP_GTID_MONITOR, buffer);
1704 status = pthread_cond_signal(&__kmp_wait_cv.c_cond);
1705 KMP_CHECK_SYSFAIL(
"pthread_cond_signal", status);
1706 status = pthread_mutex_unlock(&__kmp_wait_mx.m_mutex);
1707 KMP_CHECK_SYSFAIL(
"pthread_mutex_unlock", status);
1708 KF_TRACE(30, (
"__kmp_resume_monitor: T#%d exiting after signaling wake up"
1710 gtid, KMP_GTID_MONITOR));
1714void __kmp_yield() { sched_yield(); }
1716void __kmp_gtid_set_specific(
int gtid) {
1717 if (__kmp_init_gtid) {
1719 status = pthread_setspecific(__kmp_gtid_threadprivate_key,
1720 (
void *)(intptr_t)(gtid + 1));
1721 KMP_CHECK_SYSFAIL(
"pthread_setspecific", status);
1723 KA_TRACE(50, (
"__kmp_gtid_set_specific: runtime shutdown, returning\n"));
1727int __kmp_gtid_get_specific() {
1729 if (!__kmp_init_gtid) {
1730 KA_TRACE(50, (
"__kmp_gtid_get_specific: runtime shutdown, returning "
1731 "KMP_GTID_SHUTDOWN\n"));
1732 return KMP_GTID_SHUTDOWN;
1734 gtid = (int)(
size_t)pthread_getspecific(__kmp_gtid_threadprivate_key);
1736 gtid = KMP_GTID_DNE;
1740 KA_TRACE(50, (
"__kmp_gtid_get_specific: key:%d gtid:%d\n",
1741 __kmp_gtid_threadprivate_key, gtid));
1745double __kmp_read_cpu_time(
void) {
1751 return (
double)(buffer.tms_utime + buffer.tms_cutime) /
1752 (
double)CLOCKS_PER_SEC;
1755int __kmp_read_system_info(
struct kmp_sys_info *info) {
1757 struct rusage r_usage;
1759 memset(info, 0,
sizeof(*info));
1761 status = getrusage(RUSAGE_SELF, &r_usage);
1762 KMP_CHECK_SYSFAIL_ERRNO(
"getrusage", status);
1765 info->maxrss = r_usage.ru_maxrss;
1767 info->minflt = r_usage.ru_minflt;
1769 info->majflt = r_usage.ru_majflt;
1771 info->nswap = r_usage.ru_nswap;
1773 info->inblock = r_usage.ru_inblock;
1775 info->oublock = r_usage.ru_oublock;
1777 info->nvcsw = r_usage.ru_nvcsw;
1779 info->nivcsw = r_usage.ru_nivcsw;
1781 return (status != 0);
1784void __kmp_read_system_time(
double *delta) {
1786 struct timeval tval;
1787 struct timespec stop;
1790 status = gettimeofday(&tval, NULL);
1791 KMP_CHECK_SYSFAIL_ERRNO(
"gettimeofday", status);
1792 TIMEVAL_TO_TIMESPEC(&tval, &stop);
1793 t_ns = (double)(TS2NS(stop) - TS2NS(__kmp_sys_timer_data.start));
1794 *delta = (t_ns * 1e-9);
1797void __kmp_clear_system_time(
void) {
1798 struct timeval tval;
1800 status = gettimeofday(&tval, NULL);
1801 KMP_CHECK_SYSFAIL_ERRNO(
"gettimeofday", status);
1802 TIMEVAL_TO_TIMESPEC(&tval, &__kmp_sys_timer_data.start);
1805static int __kmp_get_xproc(
void) {
1811 __kmp_type_convert(sysconf(_SC_NPROCESSORS_CONF), &(r));
1813#elif KMP_OS_DRAGONFLY || KMP_OS_FREEBSD || KMP_OS_NETBSD || KMP_OS_OPENBSD || \
1816 __kmp_type_convert(sysconf(_SC_NPROCESSORS_ONLN), &(r));
1824 host_basic_info_data_t info;
1825 mach_msg_type_number_t num = HOST_BASIC_INFO_COUNT;
1826 rc = host_info(mach_host_self(), HOST_BASIC_INFO, (host_info_t)&info, &num);
1827 if (rc == 0 && num == HOST_BASIC_INFO_COUNT) {
1830 r = info.avail_cpus;
1832 KMP_WARNING(CantGetNumAvailCPU);
1833 KMP_INFORM(AssumedNumCPU);
1838#error "Unknown or unsupported OS."
1842 return r > 0 ? r : 2;
1846int __kmp_read_from_file(
char const *path,
char const *format, ...) {
1850 va_start(args, format);
1851 FILE *f = fopen(path,
"rb");
1856 result = vfscanf(f, format, args);
1863void __kmp_runtime_initialize(
void) {
1865 pthread_mutexattr_t mutex_attr;
1866 pthread_condattr_t cond_attr;
1868 if (__kmp_init_runtime) {
1872#if (KMP_ARCH_X86 || KMP_ARCH_X86_64)
1873 if (!__kmp_cpuinfo.initialized) {
1874 __kmp_query_cpuid(&__kmp_cpuinfo);
1878 __kmp_xproc = __kmp_get_xproc();
1884 status = getrlimit(RLIMIT_STACK, &rlim);
1886 __kmp_stksize = rlim.rlim_cur;
1887 __kmp_check_stksize(&__kmp_stksize);
1891 if (sysconf(_SC_THREADS)) {
1894 __kmp_type_convert(sysconf(_SC_THREAD_THREADS_MAX), &(__kmp_sys_max_nth));
1895 if (__kmp_sys_max_nth == -1) {
1897 __kmp_sys_max_nth = INT_MAX;
1898 }
else if (__kmp_sys_max_nth <= 1) {
1900 __kmp_sys_max_nth = KMP_MAX_NTH;
1904 __kmp_sys_min_stksize = sysconf(_SC_THREAD_STACK_MIN);
1905 if (__kmp_sys_min_stksize <= 1) {
1906 __kmp_sys_min_stksize = KMP_MIN_STKSIZE;
1911 __kmp_tls_gtid_min = KMP_TLS_GTID_MIN;
1913 status = pthread_key_create(&__kmp_gtid_threadprivate_key,
1914 __kmp_internal_end_dest);
1915 KMP_CHECK_SYSFAIL(
"pthread_key_create", status);
1916 status = pthread_mutexattr_init(&mutex_attr);
1917 KMP_CHECK_SYSFAIL(
"pthread_mutexattr_init", status);
1918 status = pthread_mutex_init(&__kmp_wait_mx.m_mutex, &mutex_attr);
1919 KMP_CHECK_SYSFAIL(
"pthread_mutex_init", status);
1920 status = pthread_mutexattr_destroy(&mutex_attr);
1921 KMP_CHECK_SYSFAIL(
"pthread_mutexattr_destroy", status);
1922 status = pthread_condattr_init(&cond_attr);
1923 KMP_CHECK_SYSFAIL(
"pthread_condattr_init", status);
1924 status = pthread_cond_init(&__kmp_wait_cv.c_cond, &cond_attr);
1925 KMP_CHECK_SYSFAIL(
"pthread_cond_init", status);
1926 status = pthread_condattr_destroy(&cond_attr);
1927 KMP_CHECK_SYSFAIL(
"pthread_condattr_destroy", status);
1929 __kmp_itt_initialize();
1932 __kmp_init_runtime = TRUE;
1935void __kmp_runtime_destroy(
void) {
1938 if (!__kmp_init_runtime) {
1943 __kmp_itt_destroy();
1946 status = pthread_key_delete(__kmp_gtid_threadprivate_key);
1947 KMP_CHECK_SYSFAIL(
"pthread_key_delete", status);
1949 status = pthread_mutex_destroy(&__kmp_wait_mx.m_mutex);
1950 if (status != 0 && status != EBUSY) {
1951 KMP_SYSFAIL(
"pthread_mutex_destroy", status);
1953 status = pthread_cond_destroy(&__kmp_wait_cv.c_cond);
1954 if (status != 0 && status != EBUSY) {
1955 KMP_SYSFAIL(
"pthread_cond_destroy", status);
1957#if KMP_AFFINITY_SUPPORTED
1958 __kmp_affinity_uninitialize();
1961 __kmp_init_runtime = FALSE;
1966void __kmp_thread_sleep(
int millis) { sleep((millis + 500) / 1000); }
1969void __kmp_elapsed(
double *t) {
1974 status = clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &ts);
1975 KMP_CHECK_SYSFAIL_ERRNO(
"clock_gettime", status);
1977 (double)ts.tv_nsec * (1.0 / (
double)KMP_NSEC_PER_SEC) + (
double)ts.tv_sec;
1981 status = gettimeofday(&tv, NULL);
1982 KMP_CHECK_SYSFAIL_ERRNO(
"gettimeofday", status);
1984 (double)tv.tv_usec * (1.0 / (
double)KMP_USEC_PER_SEC) + (
double)tv.tv_sec;
1989void __kmp_elapsed_tick(
double *t) { *t = 1 / (double)CLOCKS_PER_SEC; }
1992kmp_uint64 __kmp_now_nsec() {
1994 gettimeofday(&t, NULL);
1995 kmp_uint64 nsec = (kmp_uint64)KMP_NSEC_PER_SEC * (kmp_uint64)t.tv_sec +
1996 (kmp_uint64)1000 * (kmp_uint64)t.tv_usec;
2000#if KMP_ARCH_X86 || KMP_ARCH_X86_64
2002void __kmp_initialize_system_tick() {
2003 kmp_uint64 now, nsec2, diff;
2004 kmp_uint64 delay = 100000;
2005 kmp_uint64 nsec = __kmp_now_nsec();
2006 kmp_uint64 goal = __kmp_hardware_timestamp() + delay;
2007 while ((now = __kmp_hardware_timestamp()) < goal)
2009 nsec2 = __kmp_now_nsec();
2010 diff = nsec2 - nsec;
2012 kmp_uint64 tpms = ((kmp_uint64)1e6 * (delay + (now - goal)) / diff);
2014 __kmp_ticks_per_msec = tpms;
2022int __kmp_is_address_mapped(
void *addr) {
2027#if KMP_OS_LINUX || KMP_OS_HURD
2032 char *name = __kmp_str_format(
"/proc/%d/maps", getpid());
2035 file = fopen(name,
"r");
2036 KMP_ASSERT(file != NULL);
2040 void *beginning = NULL;
2041 void *ending = NULL;
2044 rc = fscanf(file,
"%p-%p %4s %*[^\n]\n", &beginning, &ending, perms);
2048 KMP_ASSERT(rc == 3 &&
2049 KMP_STRLEN(perms) == 4);
2052 if ((addr >= beginning) && (addr < ending)) {
2054 if (strcmp(perms,
"rw") == 0) {
2064 KMP_INTERNAL_FREE(name);
2068 int mib[] = {CTL_KERN, KERN_PROC, KERN_PROC_VMMAP, getpid()};
2069 rc = sysctl(mib, 4, NULL, &lstsz, NULL, 0);
2074 lstsz = lstsz * 4 / 3;
2075 buf =
reinterpret_cast<char *
>(kmpc_malloc(lstsz));
2076 rc = sysctl(mib, 4, buf, &lstsz, NULL, 0);
2083 char *up = buf + lstsz;
2086 struct kinfo_vmentry *cur =
reinterpret_cast<struct kinfo_vmentry *
>(lw);
2087 size_t cursz = cur->kve_structsize;
2090 void *start =
reinterpret_cast<void *
>(cur->kve_start);
2091 void *end =
reinterpret_cast<void *
>(cur->kve_end);
2093 if ((addr >= start) && (addr < end)) {
2094 if ((cur->kve_protection & KVME_PROT_READ) != 0 &&
2095 (cur->kve_protection & KVME_PROT_WRITE) != 0) {
2111 rc = vm_read_overwrite(
2113 (vm_address_t)(addr),
2115 (vm_address_t)(&buffer),
2128 mib[2] = VM_PROC_MAP;
2130 mib[4] =
sizeof(
struct kinfo_vmentry);
2133 rc = sysctl(mib, __arraycount(mib), NULL, &size, NULL, 0);
2137 size = size * 4 / 3;
2138 struct kinfo_vmentry *kiv = (
struct kinfo_vmentry *)KMP_INTERNAL_MALLOC(size);
2141 rc = sysctl(mib, __arraycount(mib), kiv, &size, NULL, 0);
2145 for (
size_t i = 0; i < size; i++) {
2146 if (kiv[i].kve_start >= (uint64_t)addr &&
2147 kiv[i].kve_end <= (uint64_t)addr) {
2152 KMP_INTERNAL_FREE(kiv);
2157 mib[1] = KERN_PROC_VMMAP;
2162 rc = sysctl(mib, 3, NULL, &size, NULL, 0);
2167 struct kinfo_vmentry kiv = {.kve_start = 0};
2169 while ((rc = sysctl(mib, 3, &kiv, &size, NULL, 0)) == 0) {
2171 if (kiv.kve_end == end)
2174 if (kiv.kve_start >= (uint64_t)addr && kiv.kve_end <= (uint64_t)addr) {
2180#elif KMP_OS_DRAGONFLY
2187#error "Unknown or unsupported OS"
2195#ifdef USE_LOAD_BALANCE
2197#if KMP_OS_DARWIN || KMP_OS_NETBSD
2204int __kmp_get_load_balance(
int max) {
2208 int res = getloadavg(averages, 3);
2213 if (__kmp_load_balance_interval < 180 && (res >= 1)) {
2214 ret_avg = (int)averages[0];
2215 }
else if ((__kmp_load_balance_interval >= 180 &&
2216 __kmp_load_balance_interval < 600) &&
2218 ret_avg = (int)averages[1];
2219 }
else if ((__kmp_load_balance_interval >= 600) && (res == 3)) {
2220 ret_avg = (int)averages[2];
2234int __kmp_get_load_balance(
int max) {
2235 static int permanent_error = 0;
2236 static int glb_running_threads = 0;
2238 static double glb_call_time = 0;
2240 int running_threads = 0;
2242 DIR *proc_dir = NULL;
2243 struct dirent *proc_entry = NULL;
2245 kmp_str_buf_t task_path;
2246 DIR *task_dir = NULL;
2247 struct dirent *task_entry = NULL;
2248 int task_path_fixed_len;
2250 kmp_str_buf_t stat_path;
2252 int stat_path_fixed_len;
2255 int total_processes = 0;
2258 double call_time = 0.0;
2260 __kmp_str_buf_init(&task_path);
2261 __kmp_str_buf_init(&stat_path);
2263 __kmp_elapsed(&call_time);
2265 if (glb_call_time &&
2266 (call_time - glb_call_time < __kmp_load_balance_interval)) {
2267 running_threads = glb_running_threads;
2271 glb_call_time = call_time;
2274 if (permanent_error) {
2275 running_threads = -1;
2284 proc_dir = opendir(
"/proc");
2285 if (proc_dir == NULL) {
2288 running_threads = -1;
2289 permanent_error = 1;
2294 __kmp_str_buf_cat(&task_path,
"/proc/", 6);
2295 task_path_fixed_len = task_path.used;
2297 proc_entry = readdir(proc_dir);
2298 while (proc_entry != NULL) {
2301 if (proc_entry->d_type == DT_DIR && isdigit(proc_entry->d_name[0])) {
2311 KMP_DEBUG_ASSERT(total_processes != 1 ||
2312 strcmp(proc_entry->d_name,
"1") == 0);
2315 task_path.used = task_path_fixed_len;
2316 __kmp_str_buf_cat(&task_path, proc_entry->d_name,
2317 KMP_STRLEN(proc_entry->d_name));
2318 __kmp_str_buf_cat(&task_path,
"/task", 5);
2320 task_dir = opendir(task_path.str);
2321 if (task_dir == NULL) {
2330 if (strcmp(proc_entry->d_name,
"1") == 0) {
2331 running_threads = -1;
2332 permanent_error = 1;
2337 __kmp_str_buf_clear(&stat_path);
2338 __kmp_str_buf_cat(&stat_path, task_path.str, task_path.used);
2339 __kmp_str_buf_cat(&stat_path,
"/", 1);
2340 stat_path_fixed_len = stat_path.used;
2342 task_entry = readdir(task_dir);
2343 while (task_entry != NULL) {
2345 if (proc_entry->d_type == DT_DIR && isdigit(task_entry->d_name[0])) {
2352 stat_path_fixed_len;
2353 __kmp_str_buf_cat(&stat_path, task_entry->d_name,
2354 KMP_STRLEN(task_entry->d_name));
2355 __kmp_str_buf_cat(&stat_path,
"/stat", 5);
2359 stat_file = open(stat_path.str, O_RDONLY);
2360 if (stat_file == -1) {
2390 len = read(stat_file, buffer,
sizeof(buffer) - 1);
2397 char *close_parent = strstr(buffer,
") ");
2398 if (close_parent != NULL) {
2399 char state = *(close_parent + 2);
2402 if (running_threads >= max) {
2412 task_entry = readdir(task_dir);
2418 proc_entry = readdir(proc_dir);
2424 KMP_DEBUG_ASSERT(running_threads > 0);
2425 if (running_threads <= 0) {
2426 running_threads = 1;
2430 if (proc_dir != NULL) {
2433 __kmp_str_buf_free(&task_path);
2434 if (task_dir != NULL) {
2437 __kmp_str_buf_free(&stat_path);
2438 if (stat_file != -1) {
2442 glb_running_threads = running_threads;
2444 return running_threads;
2452#if !(KMP_ARCH_X86 || KMP_ARCH_X86_64 || KMP_MIC || \
2453 ((KMP_OS_LINUX || KMP_OS_DARWIN) && KMP_ARCH_AARCH64) || \
2454 KMP_ARCH_PPC64 || KMP_ARCH_RISCV64 || KMP_ARCH_LOONGARCH64 || \
2459int __kmp_invoke_microtask(microtask_t pkfn,
int gtid,
int tid,
int argc,
2463 void **exit_frame_ptr
2467 *exit_frame_ptr = OMPT_GET_FRAME_ADDRESS(0);
2472 fprintf(stderr,
"Too many args to microtask: %d!\n", argc);
2476 (*pkfn)(>id, &tid);
2479 (*pkfn)(>id, &tid, p_argv[0]);
2482 (*pkfn)(>id, &tid, p_argv[0], p_argv[1]);
2485 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2]);
2488 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3]);
2491 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4]);
2494 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2498 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2499 p_argv[5], p_argv[6]);
2502 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2503 p_argv[5], p_argv[6], p_argv[7]);
2506 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2507 p_argv[5], p_argv[6], p_argv[7], p_argv[8]);
2510 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2511 p_argv[5], p_argv[6], p_argv[7], p_argv[8], p_argv[9]);
2514 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2515 p_argv[5], p_argv[6], p_argv[7], p_argv[8], p_argv[9], p_argv[10]);
2518 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2519 p_argv[5], p_argv[6], p_argv[7], p_argv[8], p_argv[9], p_argv[10],
2523 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2524 p_argv[5], p_argv[6], p_argv[7], p_argv[8], p_argv[9], p_argv[10],
2525 p_argv[11], p_argv[12]);
2528 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2529 p_argv[5], p_argv[6], p_argv[7], p_argv[8], p_argv[9], p_argv[10],
2530 p_argv[11], p_argv[12], p_argv[13]);
2533 (*pkfn)(>id, &tid, p_argv[0], p_argv[1], p_argv[2], p_argv[3], p_argv[4],
2534 p_argv[5], p_argv[6], p_argv[7], p_argv[8], p_argv[9], p_argv[10],
2535 p_argv[11], p_argv[12], p_argv[13], p_argv[14]);
2548pthread_cond_t hidden_helper_threads_initz_cond_var;
2549pthread_mutex_t hidden_helper_threads_initz_lock;
2550volatile int hidden_helper_initz_signaled = FALSE;
2553pthread_cond_t hidden_helper_threads_deinitz_cond_var;
2554pthread_mutex_t hidden_helper_threads_deinitz_lock;
2555volatile int hidden_helper_deinitz_signaled = FALSE;
2558pthread_cond_t hidden_helper_main_thread_cond_var;
2559pthread_mutex_t hidden_helper_main_thread_lock;
2560volatile int hidden_helper_main_thread_signaled = FALSE;
2565sem_t hidden_helper_task_sem;
2568void __kmp_hidden_helper_worker_thread_wait() {
2569 int status = sem_wait(&hidden_helper_task_sem);
2570 KMP_CHECK_SYSFAIL(
"sem_wait", status);
2573void __kmp_do_initialize_hidden_helper_threads() {
2576 pthread_cond_init(&hidden_helper_threads_initz_cond_var,
nullptr);
2577 KMP_CHECK_SYSFAIL(
"pthread_cond_init", status);
2579 status = pthread_cond_init(&hidden_helper_threads_deinitz_cond_var,
nullptr);
2580 KMP_CHECK_SYSFAIL(
"pthread_cond_init", status);
2582 status = pthread_cond_init(&hidden_helper_main_thread_cond_var,
nullptr);
2583 KMP_CHECK_SYSFAIL(
"pthread_cond_init", status);
2585 status = pthread_mutex_init(&hidden_helper_threads_initz_lock,
nullptr);
2586 KMP_CHECK_SYSFAIL(
"pthread_mutex_init", status);
2588 status = pthread_mutex_init(&hidden_helper_threads_deinitz_lock,
nullptr);
2589 KMP_CHECK_SYSFAIL(
"pthread_mutex_init", status);
2591 status = pthread_mutex_init(&hidden_helper_main_thread_lock,
nullptr);
2592 KMP_CHECK_SYSFAIL(
"pthread_mutex_init", status);
2595 status = sem_init(&hidden_helper_task_sem, 0, 0);
2596 KMP_CHECK_SYSFAIL(
"sem_init", status);
2600 status = pthread_create(
2602 [](
void *) ->
void * {
2603 __kmp_hidden_helper_threads_initz_routine();
2607 KMP_CHECK_SYSFAIL(
"pthread_create", status);
2610void __kmp_hidden_helper_threads_initz_wait() {
2613 int status = pthread_mutex_lock(&hidden_helper_threads_initz_lock);
2614 KMP_CHECK_SYSFAIL(
"pthread_mutex_lock", status);
2616 if (!TCR_4(hidden_helper_initz_signaled)) {
2617 status = pthread_cond_wait(&hidden_helper_threads_initz_cond_var,
2618 &hidden_helper_threads_initz_lock);
2619 KMP_CHECK_SYSFAIL(
"pthread_cond_wait", status);
2622 status = pthread_mutex_unlock(&hidden_helper_threads_initz_lock);
2623 KMP_CHECK_SYSFAIL(
"pthread_mutex_unlock", status);
2626void __kmp_hidden_helper_initz_release() {
2628 int status = pthread_mutex_lock(&hidden_helper_threads_initz_lock);
2629 KMP_CHECK_SYSFAIL(
"pthread_mutex_lock", status);
2631 status = pthread_cond_signal(&hidden_helper_threads_initz_cond_var);
2632 KMP_CHECK_SYSFAIL(
"pthread_cond_wait", status);
2634 TCW_SYNC_4(hidden_helper_initz_signaled, TRUE);
2636 status = pthread_mutex_unlock(&hidden_helper_threads_initz_lock);
2637 KMP_CHECK_SYSFAIL(
"pthread_mutex_unlock", status);
2640void __kmp_hidden_helper_main_thread_wait() {
2643 int status = pthread_mutex_lock(&hidden_helper_main_thread_lock);
2644 KMP_CHECK_SYSFAIL(
"pthread_mutex_lock", status);
2646 if (!TCR_4(hidden_helper_main_thread_signaled)) {
2647 status = pthread_cond_wait(&hidden_helper_main_thread_cond_var,
2648 &hidden_helper_main_thread_lock);
2649 KMP_CHECK_SYSFAIL(
"pthread_cond_wait", status);
2652 status = pthread_mutex_unlock(&hidden_helper_main_thread_lock);
2653 KMP_CHECK_SYSFAIL(
"pthread_mutex_unlock", status);
2656void __kmp_hidden_helper_main_thread_release() {
2659 int status = pthread_mutex_lock(&hidden_helper_main_thread_lock);
2660 KMP_CHECK_SYSFAIL(
"pthread_mutex_lock", status);
2662 status = pthread_cond_signal(&hidden_helper_main_thread_cond_var);
2663 KMP_CHECK_SYSFAIL(
"pthread_cond_signal", status);
2666 TCW_SYNC_4(hidden_helper_main_thread_signaled, TRUE);
2668 status = pthread_mutex_unlock(&hidden_helper_main_thread_lock);
2669 KMP_CHECK_SYSFAIL(
"pthread_mutex_unlock", status);
2672void __kmp_hidden_helper_worker_thread_signal() {
2673 int status = sem_post(&hidden_helper_task_sem);
2674 KMP_CHECK_SYSFAIL(
"sem_post", status);
2677void __kmp_hidden_helper_threads_deinitz_wait() {
2680 int status = pthread_mutex_lock(&hidden_helper_threads_deinitz_lock);
2681 KMP_CHECK_SYSFAIL(
"pthread_mutex_lock", status);
2683 if (!TCR_4(hidden_helper_deinitz_signaled)) {
2684 status = pthread_cond_wait(&hidden_helper_threads_deinitz_cond_var,
2685 &hidden_helper_threads_deinitz_lock);
2686 KMP_CHECK_SYSFAIL(
"pthread_cond_wait", status);
2689 status = pthread_mutex_unlock(&hidden_helper_threads_deinitz_lock);
2690 KMP_CHECK_SYSFAIL(
"pthread_mutex_unlock", status);
2693void __kmp_hidden_helper_threads_deinitz_release() {
2694 int status = pthread_mutex_lock(&hidden_helper_threads_deinitz_lock);
2695 KMP_CHECK_SYSFAIL(
"pthread_mutex_lock", status);
2697 status = pthread_cond_signal(&hidden_helper_threads_deinitz_cond_var);
2698 KMP_CHECK_SYSFAIL(
"pthread_cond_wait", status);
2700 TCW_SYNC_4(hidden_helper_deinitz_signaled, TRUE);
2702 status = pthread_mutex_unlock(&hidden_helper_threads_deinitz_lock);
2703 KMP_CHECK_SYSFAIL(
"pthread_mutex_unlock", status);
2706void __kmp_hidden_helper_worker_thread_wait() {
2707 KMP_ASSERT(0 &&
"Hidden helper task is not supported on this OS");
2710void __kmp_do_initialize_hidden_helper_threads() {
2711 KMP_ASSERT(0 &&
"Hidden helper task is not supported on this OS");
2714void __kmp_hidden_helper_threads_initz_wait() {
2715 KMP_ASSERT(0 &&
"Hidden helper task is not supported on this OS");
2718void __kmp_hidden_helper_initz_release() {
2719 KMP_ASSERT(0 &&
"Hidden helper task is not supported on this OS");
2722void __kmp_hidden_helper_main_thread_wait() {
2723 KMP_ASSERT(0 &&
"Hidden helper task is not supported on this OS");
2726void __kmp_hidden_helper_main_thread_release() {
2727 KMP_ASSERT(0 &&
"Hidden helper task is not supported on this OS");
2730void __kmp_hidden_helper_worker_thread_signal() {
2731 KMP_ASSERT(0 &&
"Hidden helper task is not supported on this OS");
2734void __kmp_hidden_helper_threads_deinitz_wait() {
2735 KMP_ASSERT(0 &&
"Hidden helper task is not supported on this OS");
2738void __kmp_hidden_helper_threads_deinitz_release() {
2739 KMP_ASSERT(0 &&
"Hidden helper task is not supported on this OS");
#define KMP_INIT_PARTITIONED_TIMERS(name)
Initializes the partitioned timers to begin with name.