25#if KMP_OS_WINDOWS && KMP_ARCH_X86
30#include "ompt-internal.h"
31#include "ompt-specific.h"
38template <
typename T>
struct kmp_hier_t;
39template <
typename T>
struct kmp_hier_top_unit_t;
42template <
typename T>
struct dispatch_shared_info_template;
43template <
typename T>
struct dispatch_private_info_template;
46extern void __kmp_dispatch_init_algorithm(
ident_t *loc,
int gtid,
47 dispatch_private_info_template<T> *pr,
49 typename traits_t<T>::signed_t st,
51 kmp_uint64 *cur_chunk,
53 typename traits_t<T>::signed_t chunk,
56extern int __kmp_dispatch_next_algorithm(
57 int gtid, dispatch_private_info_template<T> *pr,
58 dispatch_shared_info_template<T>
volatile *sh, kmp_int32 *p_last, T *p_lb,
59 T *p_ub,
typename traits_t<T>::signed_t *p_st, T nproc, T unit_id);
61void __kmp_dispatch_dxo_error(
int *gtid_ref,
int *cid_ref,
ident_t *loc_ref);
62void __kmp_dispatch_deo_error(
int *gtid_ref,
int *cid_ref,
ident_t *loc_ref);
64#if KMP_STATIC_STEAL_ENABLED
68template <
typename T>
struct dispatch_private_infoXX_template {
69 typedef typename traits_t<T>::unsigned_t UT;
70 typedef typename traits_t<T>::signed_t ST;
77 kmp_lock_t *steal_lock;
86 struct KMP_ALIGN(32) {
104template <
typename T>
struct dispatch_private_infoXX_template {
105 typedef typename traits_t<T>::unsigned_t UT;
106 typedef typename traits_t<T>::signed_t ST;
127template <
typename T>
struct KMP_ALIGN_CACHE dispatch_private_info_template {
130 union KMP_ALIGN_CACHE private_info_tmpl {
131 dispatch_private_infoXX_template<T> p;
132 dispatch_private_info64_t p64;
135 kmp_sched_flags_t flags;
136 std::atomic<kmp_uint32> steal_flag;
137 kmp_uint32 ordered_bumped;
138 dispatch_private_info *next;
139 kmp_uint32 type_size;
140#if KMP_USE_HIER_SCHED
142 kmp_hier_top_unit_t<T> *hier_parent;
144 kmp_int32 get_hier_id()
const {
return hier_id; }
145 kmp_hier_top_unit_t<T> *get_parent() {
return hier_parent; }
147 enum cons_type pushed_ws;
152template <
typename T>
struct dispatch_shared_infoXX_template {
153 typedef typename traits_t<T>::unsigned_t UT;
154 typedef typename traits_t<T>::signed_t ST;
157 volatile UT iteration;
158 volatile ST num_done;
159 volatile UT ordered_iteration;
161 UT ordered_dummy[KMP_MAX_ORDERED - 3];
165template <
typename T>
struct dispatch_shared_info_template {
166 typedef typename traits_t<T>::unsigned_t UT;
168 union shared_info_tmpl {
169 dispatch_shared_infoXX_template<UT> s;
170 dispatch_shared_info64_t s64;
172 volatile kmp_uint32 buffer_index;
173 volatile kmp_int32 doacross_buf_idx;
174 kmp_uint32 *doacross_flags;
175 kmp_int32 doacross_num_done;
176#if KMP_USE_HIER_SCHED
193template <
typename T>
static __forceinline T test_then_add(
volatile T *p, T d);
196__forceinline kmp_int32 test_then_add<kmp_int32>(
volatile kmp_int32 *p,
199 r = KMP_TEST_THEN_ADD32(p, d);
204__forceinline kmp_int64 test_then_add<kmp_int64>(
volatile kmp_int64 *p,
207 r = KMP_TEST_THEN_ADD64(p, d);
212template <
typename T>
static __forceinline T test_then_inc_acq(
volatile T *p);
215__forceinline kmp_int32 test_then_inc_acq<kmp_int32>(
volatile kmp_int32 *p) {
217 r = KMP_TEST_THEN_INC_ACQ32(p);
222__forceinline kmp_int64 test_then_inc_acq<kmp_int64>(
volatile kmp_int64 *p) {
224 r = KMP_TEST_THEN_INC_ACQ64(p);
229template <
typename T>
static __forceinline T test_then_inc(
volatile T *p);
232__forceinline kmp_int32 test_then_inc<kmp_int32>(
volatile kmp_int32 *p) {
234 r = KMP_TEST_THEN_INC32(p);
239__forceinline kmp_int64 test_then_inc<kmp_int64>(
volatile kmp_int64 *p) {
241 r = KMP_TEST_THEN_INC64(p);
247static __forceinline kmp_int32 compare_and_swap(
volatile T *p, T c, T s);
250__forceinline kmp_int32 compare_and_swap<kmp_int32>(
volatile kmp_int32 *p,
251 kmp_int32 c, kmp_int32 s) {
252 return KMP_COMPARE_AND_STORE_REL32(p, c, s);
256__forceinline kmp_int32 compare_and_swap<kmp_int64>(
volatile kmp_int64 *p,
257 kmp_int64 c, kmp_int64 s) {
258 return KMP_COMPARE_AND_STORE_REL64(p, c, s);
261template <
typename T> kmp_uint32 __kmp_ge(T value, T checker) {
262 return value >= checker;
264template <
typename T> kmp_uint32 __kmp_eq(T value, T checker) {
265 return value == checker;
287template <
typename UT>
288static UT __kmp_wait(
volatile UT *spinner, UT checker,
289 kmp_uint32 (*pred)(UT, UT) USE_ITT_BUILD_ARG(
void *obj)) {
291 volatile UT *spin = spinner;
294 kmp_uint32 (*f)(UT, UT) = pred;
298 KMP_FSYNC_SPIN_INIT(obj, CCAST(UT *, spin));
299 KMP_INIT_YIELD(spins);
300 KMP_INIT_BACKOFF(time);
302 while (!f(r = *spin, check)) {
303 KMP_FSYNC_SPIN_PREPARE(obj);
310 KMP_YIELD_OVERSUB_ELSE_SPIN(spins, time);
312 KMP_FSYNC_SPIN_ACQUIRED(obj);
319template <
typename UT>
320void __kmp_dispatch_deo(
int *gtid_ref,
int *cid_ref,
ident_t *loc_ref) {
321 dispatch_private_info_template<UT> *pr;
323 int gtid = *gtid_ref;
325 kmp_info_t *th = __kmp_threads[gtid];
326 KMP_DEBUG_ASSERT(th->th.th_dispatch);
328 KD_TRACE(100, (
"__kmp_dispatch_deo: T#%d called\n", gtid));
329 if (__kmp_env_consistency_check) {
330 pr =
reinterpret_cast<dispatch_private_info_template<UT> *
>(
331 th->th.th_dispatch->th_dispatch_pr_current);
332 if (pr->pushed_ws != ct_none) {
333#if KMP_USE_DYNAMIC_LOCK
334 __kmp_push_sync(gtid, ct_ordered_in_pdo, loc_ref, NULL, 0);
336 __kmp_push_sync(gtid, ct_ordered_in_pdo, loc_ref, NULL);
341 if (!th->th.th_team->t.t_serialized) {
342 dispatch_shared_info_template<UT> *sh =
343 reinterpret_cast<dispatch_shared_info_template<UT> *
>(
344 th->th.th_dispatch->th_dispatch_sh_current);
347 if (!__kmp_env_consistency_check) {
348 pr =
reinterpret_cast<dispatch_private_info_template<UT> *
>(
349 th->th.th_dispatch->th_dispatch_pr_current);
351 lower = pr->u.p.ordered_lower;
353#if !defined(KMP_GOMP_COMPAT)
354 if (__kmp_env_consistency_check) {
355 if (pr->ordered_bumped) {
356 struct cons_header *p = __kmp_threads[gtid]->th.th_cons;
357 __kmp_error_construct2(kmp_i18n_msg_CnsMultipleNesting,
358 ct_ordered_in_pdo, loc_ref,
359 &p->stack_data[p->w_top]);
369 buff = __kmp_str_format(
"__kmp_dispatch_deo: T#%%d before wait: "
370 "ordered_iter:%%%s lower:%%%s\n",
371 traits_t<UT>::spec, traits_t<UT>::spec);
372 KD_TRACE(1000, (buff, gtid, sh->u.s.ordered_iteration, lower));
373 __kmp_str_free(&buff);
376 __kmp_wait<UT>(&sh->u.s.ordered_iteration, lower,
377 __kmp_ge<UT> USE_ITT_BUILD_ARG(NULL));
383 buff = __kmp_str_format(
"__kmp_dispatch_deo: T#%%d after wait: "
384 "ordered_iter:%%%s lower:%%%s\n",
385 traits_t<UT>::spec, traits_t<UT>::spec);
386 KD_TRACE(1000, (buff, gtid, sh->u.s.ordered_iteration, lower));
387 __kmp_str_free(&buff);
391 KD_TRACE(100, (
"__kmp_dispatch_deo: T#%d returned\n", gtid));
394template <
typename UT>
395void __kmp_dispatch_dxo(
int *gtid_ref,
int *cid_ref,
ident_t *loc_ref) {
396 typedef typename traits_t<UT>::signed_t ST;
397 dispatch_private_info_template<UT> *pr;
399 int gtid = *gtid_ref;
401 kmp_info_t *th = __kmp_threads[gtid];
402 KMP_DEBUG_ASSERT(th->th.th_dispatch);
404 KD_TRACE(100, (
"__kmp_dispatch_dxo: T#%d called\n", gtid));
405 if (__kmp_env_consistency_check) {
406 pr =
reinterpret_cast<dispatch_private_info_template<UT> *
>(
407 th->th.th_dispatch->th_dispatch_pr_current);
408 if (pr->pushed_ws != ct_none) {
409 __kmp_pop_sync(gtid, ct_ordered_in_pdo, loc_ref);
413 if (!th->th.th_team->t.t_serialized) {
414 dispatch_shared_info_template<UT> *sh =
415 reinterpret_cast<dispatch_shared_info_template<UT> *
>(
416 th->th.th_dispatch->th_dispatch_sh_current);
418 if (!__kmp_env_consistency_check) {
419 pr =
reinterpret_cast<dispatch_private_info_template<UT> *
>(
420 th->th.th_dispatch->th_dispatch_pr_current);
423 KMP_FSYNC_RELEASING(CCAST(UT *, &sh->u.s.ordered_iteration));
424#if !defined(KMP_GOMP_COMPAT)
425 if (__kmp_env_consistency_check) {
426 if (pr->ordered_bumped != 0) {
427 struct cons_header *p = __kmp_threads[gtid]->th.th_cons;
429 __kmp_error_construct2(kmp_i18n_msg_CnsMultipleNesting,
430 ct_ordered_in_pdo, loc_ref,
431 &p->stack_data[p->w_top]);
438 pr->ordered_bumped += 1;
441 (
"__kmp_dispatch_dxo: T#%d bumping ordered ordered_bumped=%d\n",
442 gtid, pr->ordered_bumped));
447 test_then_inc<ST>((
volatile ST *)&sh->u.s.ordered_iteration);
451 KD_TRACE(100, (
"__kmp_dispatch_dxo: T#%d returned\n", gtid));
456template <
typename UT>
457static __forceinline
long double __kmp_pow(
long double x, UT y) {
458 long double s = 1.0L;
460 KMP_DEBUG_ASSERT(x > 0.0 && x < 1.0);
480static __inline
typename traits_t<T>::unsigned_t
481__kmp_dispatch_guided_remaining(T tc,
typename traits_t<T>::floating_t base,
482 typename traits_t<T>::unsigned_t idx) {
490 typedef typename traits_t<T>::unsigned_t UT;
492 long double x = tc * __kmp_pow<UT>(base, idx);
505static const int guided_int_param = 2;
506static const double guided_flt_param = 0.5;