xref: /freebsd/contrib/llvm-project/openmp/runtime/src/kmp_gsupport.cpp (revision d2d16e566324f3560c53f85c0b1d4362040df90f)
1 /*
2  * kmp_gsupport.cpp
3  */
4 
5 //===----------------------------------------------------------------------===//
6 //
7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
8 // See https://llvm.org/LICENSE.txt for license information.
9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "kmp.h"
14 #include "kmp_atomic.h"
15 
16 #if OMPT_SUPPORT
17 #include "ompt-specific.h"
18 #endif
19 
20 #ifdef __cplusplus
21 extern "C" {
22 #endif // __cplusplus
23 
24 #define MKLOC(loc, routine)                                                    \
25   static ident_t loc = {0, KMP_IDENT_KMPC, 0, 0, ";unknown;unknown;0;0;;"};
26 
27 #include "kmp_ftn_os.h"
28 
29 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_BARRIER)(void) {
30   int gtid = __kmp_entry_gtid();
31   MKLOC(loc, "GOMP_barrier");
32   KA_TRACE(20, ("GOMP_barrier: T#%d\n", gtid));
33 #if OMPT_SUPPORT && OMPT_OPTIONAL
34   ompt_frame_t *ompt_frame;
35   if (ompt_enabled.enabled) {
36     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
37     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
38     OMPT_STORE_RETURN_ADDRESS(gtid);
39   }
40 #endif
41   __kmpc_barrier(&loc, gtid);
42 #if OMPT_SUPPORT && OMPT_OPTIONAL
43   if (ompt_enabled.enabled) {
44     ompt_frame->enter_frame = ompt_data_none;
45   }
46 #endif
47 }
48 
49 // Mutual exclusion
50 
51 // The symbol that icc/ifort generates for unnamed for unnamed critical sections
52 // - .gomp_critical_user_ - is defined using .comm in any objects reference it.
53 // We can't reference it directly here in C code, as the symbol contains a ".".
54 //
55 // The RTL contains an assembly language definition of .gomp_critical_user_
56 // with another symbol __kmp_unnamed_critical_addr initialized with it's
57 // address.
58 extern kmp_critical_name *__kmp_unnamed_critical_addr;
59 
60 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_START)(void) {
61   int gtid = __kmp_entry_gtid();
62   MKLOC(loc, "GOMP_critical_start");
63   KA_TRACE(20, ("GOMP_critical_start: T#%d\n", gtid));
64 #if OMPT_SUPPORT && OMPT_OPTIONAL
65   OMPT_STORE_RETURN_ADDRESS(gtid);
66 #endif
67   __kmpc_critical(&loc, gtid, __kmp_unnamed_critical_addr);
68 }
69 
70 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_END)(void) {
71   int gtid = __kmp_get_gtid();
72   MKLOC(loc, "GOMP_critical_end");
73   KA_TRACE(20, ("GOMP_critical_end: T#%d\n", gtid));
74 #if OMPT_SUPPORT && OMPT_OPTIONAL
75   OMPT_STORE_RETURN_ADDRESS(gtid);
76 #endif
77   __kmpc_end_critical(&loc, gtid, __kmp_unnamed_critical_addr);
78 }
79 
80 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_NAME_START)(void **pptr) {
81   int gtid = __kmp_entry_gtid();
82   MKLOC(loc, "GOMP_critical_name_start");
83   KA_TRACE(20, ("GOMP_critical_name_start: T#%d\n", gtid));
84   __kmpc_critical(&loc, gtid, (kmp_critical_name *)pptr);
85 }
86 
87 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_NAME_END)(void **pptr) {
88   int gtid = __kmp_get_gtid();
89   MKLOC(loc, "GOMP_critical_name_end");
90   KA_TRACE(20, ("GOMP_critical_name_end: T#%d\n", gtid));
91   __kmpc_end_critical(&loc, gtid, (kmp_critical_name *)pptr);
92 }
93 
94 // The Gnu codegen tries to use locked operations to perform atomic updates
95 // inline.  If it can't, then it calls GOMP_atomic_start() before performing
96 // the update and GOMP_atomic_end() afterward, regardless of the data type.
97 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ATOMIC_START)(void) {
98   int gtid = __kmp_entry_gtid();
99   KA_TRACE(20, ("GOMP_atomic_start: T#%d\n", gtid));
100 
101 #if OMPT_SUPPORT
102   __ompt_thread_assign_wait_id(0);
103 #endif
104 
105   __kmp_acquire_atomic_lock(&__kmp_atomic_lock, gtid);
106 }
107 
108 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ATOMIC_END)(void) {
109   int gtid = __kmp_get_gtid();
110   KA_TRACE(20, ("GOMP_atomic_end: T#%d\n", gtid));
111   __kmp_release_atomic_lock(&__kmp_atomic_lock, gtid);
112 }
113 
114 int KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_START)(void) {
115   int gtid = __kmp_entry_gtid();
116   MKLOC(loc, "GOMP_single_start");
117   KA_TRACE(20, ("GOMP_single_start: T#%d\n", gtid));
118 
119   if (!TCR_4(__kmp_init_parallel))
120     __kmp_parallel_initialize();
121   __kmp_resume_if_soft_paused();
122 
123   // 3rd parameter == FALSE prevents kmp_enter_single from pushing a
124   // workshare when USE_CHECKS is defined.  We need to avoid the push,
125   // as there is no corresponding GOMP_single_end() call.
126   kmp_int32 rc = __kmp_enter_single(gtid, &loc, FALSE);
127 
128 #if OMPT_SUPPORT && OMPT_OPTIONAL
129   kmp_info_t *this_thr = __kmp_threads[gtid];
130   kmp_team_t *team = this_thr->th.th_team;
131   int tid = __kmp_tid_from_gtid(gtid);
132 
133   if (ompt_enabled.enabled) {
134     if (rc) {
135       if (ompt_enabled.ompt_callback_work) {
136         ompt_callbacks.ompt_callback(ompt_callback_work)(
137             ompt_work_single_executor, ompt_scope_begin,
138             &(team->t.ompt_team_info.parallel_data),
139             &(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
140             1, OMPT_GET_RETURN_ADDRESS(0));
141       }
142     } else {
143       if (ompt_enabled.ompt_callback_work) {
144         ompt_callbacks.ompt_callback(ompt_callback_work)(
145             ompt_work_single_other, ompt_scope_begin,
146             &(team->t.ompt_team_info.parallel_data),
147             &(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
148             1, OMPT_GET_RETURN_ADDRESS(0));
149         ompt_callbacks.ompt_callback(ompt_callback_work)(
150             ompt_work_single_other, ompt_scope_end,
151             &(team->t.ompt_team_info.parallel_data),
152             &(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
153             1, OMPT_GET_RETURN_ADDRESS(0));
154       }
155     }
156   }
157 #endif
158 
159   return rc;
160 }
161 
162 void *KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_START)(void) {
163   void *retval;
164   int gtid = __kmp_entry_gtid();
165   MKLOC(loc, "GOMP_single_copy_start");
166   KA_TRACE(20, ("GOMP_single_copy_start: T#%d\n", gtid));
167 
168   if (!TCR_4(__kmp_init_parallel))
169     __kmp_parallel_initialize();
170   __kmp_resume_if_soft_paused();
171 
172   // If this is the first thread to enter, return NULL.  The generated code will
173   // then call GOMP_single_copy_end() for this thread only, with the
174   // copyprivate data pointer as an argument.
175   if (__kmp_enter_single(gtid, &loc, FALSE))
176     return NULL;
177 
178 // Wait for the first thread to set the copyprivate data pointer,
179 // and for all other threads to reach this point.
180 
181 #if OMPT_SUPPORT && OMPT_OPTIONAL
182   ompt_frame_t *ompt_frame;
183   if (ompt_enabled.enabled) {
184     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
185     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
186     OMPT_STORE_RETURN_ADDRESS(gtid);
187   }
188 #endif
189   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
190 
191   // Retrieve the value of the copyprivate data point, and wait for all
192   // threads to do likewise, then return.
193   retval = __kmp_team_from_gtid(gtid)->t.t_copypriv_data;
194 #if OMPT_SUPPORT && OMPT_OPTIONAL
195   if (ompt_enabled.enabled) {
196     OMPT_STORE_RETURN_ADDRESS(gtid);
197   }
198 #endif
199   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
200 #if OMPT_SUPPORT && OMPT_OPTIONAL
201   if (ompt_enabled.enabled) {
202     ompt_frame->enter_frame = ompt_data_none;
203   }
204 #endif
205   return retval;
206 }
207 
208 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_END)(void *data) {
209   int gtid = __kmp_get_gtid();
210   KA_TRACE(20, ("GOMP_single_copy_end: T#%d\n", gtid));
211 
212   // Set the copyprivate data pointer fo the team, then hit the barrier so that
213   // the other threads will continue on and read it.  Hit another barrier before
214   // continuing, so that the know that the copyprivate data pointer has been
215   // propagated to all threads before trying to reuse the t_copypriv_data field.
216   __kmp_team_from_gtid(gtid)->t.t_copypriv_data = data;
217 #if OMPT_SUPPORT && OMPT_OPTIONAL
218   ompt_frame_t *ompt_frame;
219   if (ompt_enabled.enabled) {
220     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
221     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
222     OMPT_STORE_RETURN_ADDRESS(gtid);
223   }
224 #endif
225   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
226 #if OMPT_SUPPORT && OMPT_OPTIONAL
227   if (ompt_enabled.enabled) {
228     OMPT_STORE_RETURN_ADDRESS(gtid);
229   }
230 #endif
231   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
232 #if OMPT_SUPPORT && OMPT_OPTIONAL
233   if (ompt_enabled.enabled) {
234     ompt_frame->enter_frame = ompt_data_none;
235   }
236 #endif
237 }
238 
239 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_START)(void) {
240   int gtid = __kmp_entry_gtid();
241   MKLOC(loc, "GOMP_ordered_start");
242   KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
243 #if OMPT_SUPPORT && OMPT_OPTIONAL
244   OMPT_STORE_RETURN_ADDRESS(gtid);
245 #endif
246   __kmpc_ordered(&loc, gtid);
247 }
248 
249 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_END)(void) {
250   int gtid = __kmp_get_gtid();
251   MKLOC(loc, "GOMP_ordered_end");
252   KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
253 #if OMPT_SUPPORT && OMPT_OPTIONAL
254   OMPT_STORE_RETURN_ADDRESS(gtid);
255 #endif
256   __kmpc_end_ordered(&loc, gtid);
257 }
258 
259 // Dispatch macro defs
260 //
261 // They come in two flavors: 64-bit unsigned, and either 32-bit signed
262 // (IA-32 architecture) or 64-bit signed (Intel(R) 64).
263 
264 #if KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS
265 #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_4
266 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_4
267 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_4
268 #else
269 #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_8
270 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_8
271 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_8
272 #endif /* KMP_ARCH_X86 */
273 
274 #define KMP_DISPATCH_INIT_ULL __kmp_aux_dispatch_init_8u
275 #define KMP_DISPATCH_FINI_CHUNK_ULL __kmp_aux_dispatch_fini_chunk_8u
276 #define KMP_DISPATCH_NEXT_ULL __kmpc_dispatch_next_8u
277 
278 // The parallel construct
279 
280 #ifndef KMP_DEBUG
281 static
282 #endif /* KMP_DEBUG */
283     void
284     __kmp_GOMP_microtask_wrapper(int *gtid, int *npr, void (*task)(void *),
285                                  void *data) {
286 #if OMPT_SUPPORT
287   kmp_info_t *thr;
288   ompt_frame_t *ompt_frame;
289   ompt_state_t enclosing_state;
290 
291   if (ompt_enabled.enabled) {
292     // get pointer to thread data structure
293     thr = __kmp_threads[*gtid];
294 
295     // save enclosing task state; set current state for task
296     enclosing_state = thr->th.ompt_thread_info.state;
297     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
298 
299     // set task frame
300     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
301     ompt_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
302   }
303 #endif
304 
305   task(data);
306 
307 #if OMPT_SUPPORT
308   if (ompt_enabled.enabled) {
309     // clear task frame
310     ompt_frame->exit_frame = ompt_data_none;
311 
312     // restore enclosing state
313     thr->th.ompt_thread_info.state = enclosing_state;
314   }
315 #endif
316 }
317 
318 #ifndef KMP_DEBUG
319 static
320 #endif /* KMP_DEBUG */
321     void
322     __kmp_GOMP_parallel_microtask_wrapper(int *gtid, int *npr,
323                                           void (*task)(void *), void *data,
324                                           unsigned num_threads, ident_t *loc,
325                                           enum sched_type schedule, long start,
326                                           long end, long incr,
327                                           long chunk_size) {
328   // Initialize the loop worksharing construct.
329 
330   KMP_DISPATCH_INIT(loc, *gtid, schedule, start, end, incr, chunk_size,
331                     schedule != kmp_sch_static);
332 
333 #if OMPT_SUPPORT
334   kmp_info_t *thr;
335   ompt_frame_t *ompt_frame;
336   ompt_state_t enclosing_state;
337 
338   if (ompt_enabled.enabled) {
339     thr = __kmp_threads[*gtid];
340     // save enclosing task state; set current state for task
341     enclosing_state = thr->th.ompt_thread_info.state;
342     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
343 
344     // set task frame
345     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
346     ompt_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
347   }
348 #endif
349 
350   // Now invoke the microtask.
351   task(data);
352 
353 #if OMPT_SUPPORT
354   if (ompt_enabled.enabled) {
355     // clear task frame
356     ompt_frame->exit_frame = ompt_data_none;
357 
358     // reset enclosing state
359     thr->th.ompt_thread_info.state = enclosing_state;
360   }
361 #endif
362 }
363 
364 #ifndef KMP_DEBUG
365 static
366 #endif /* KMP_DEBUG */
367     void
368     __kmp_GOMP_fork_call(ident_t *loc, int gtid, void (*unwrapped_task)(void *),
369                          microtask_t wrapper, int argc, ...) {
370   int rc;
371   kmp_info_t *thr = __kmp_threads[gtid];
372   kmp_team_t *team = thr->th.th_team;
373   int tid = __kmp_tid_from_gtid(gtid);
374 
375   va_list ap;
376   va_start(ap, argc);
377 
378   rc = __kmp_fork_call(loc, gtid, fork_context_gnu, argc, wrapper,
379                        __kmp_invoke_task_func,
380 #if (KMP_ARCH_X86_64 || KMP_ARCH_ARM || KMP_ARCH_AARCH64) && KMP_OS_LINUX
381                        &ap
382 #else
383                        ap
384 #endif
385                        );
386 
387   va_end(ap);
388 
389   if (rc) {
390     __kmp_run_before_invoked_task(gtid, tid, thr, team);
391   }
392 
393 #if OMPT_SUPPORT
394   int ompt_team_size;
395   if (ompt_enabled.enabled) {
396     ompt_team_info_t *team_info = __ompt_get_teaminfo(0, NULL);
397     ompt_task_info_t *task_info = __ompt_get_task_info_object(0);
398 
399     // implicit task callback
400     if (ompt_enabled.ompt_callback_implicit_task) {
401       ompt_team_size = __kmp_team_from_gtid(gtid)->t.t_nproc;
402       ompt_callbacks.ompt_callback(ompt_callback_implicit_task)(
403           ompt_scope_begin, &(team_info->parallel_data),
404           &(task_info->task_data), ompt_team_size, __kmp_tid_from_gtid(gtid), ompt_task_implicit); // TODO: Can this be ompt_task_initial?
405       task_info->thread_num = __kmp_tid_from_gtid(gtid);
406     }
407     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
408   }
409 #endif
410 }
411 
412 static void __kmp_GOMP_serialized_parallel(ident_t *loc, kmp_int32 gtid,
413                                            void (*task)(void *)) {
414 #if OMPT_SUPPORT
415   OMPT_STORE_RETURN_ADDRESS(gtid);
416 #endif
417   __kmp_serialized_parallel(loc, gtid);
418 }
419 
420 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_START)(void (*task)(void *),
421                                                        void *data,
422                                                        unsigned num_threads) {
423   int gtid = __kmp_entry_gtid();
424 
425 #if OMPT_SUPPORT
426   ompt_frame_t *parent_frame, *frame;
427 
428   if (ompt_enabled.enabled) {
429     __ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);
430     parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
431     OMPT_STORE_RETURN_ADDRESS(gtid);
432   }
433 #endif
434 
435   MKLOC(loc, "GOMP_parallel_start");
436   KA_TRACE(20, ("GOMP_parallel_start: T#%d\n", gtid));
437 
438   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
439     if (num_threads != 0) {
440       __kmp_push_num_threads(&loc, gtid, num_threads);
441     }
442     __kmp_GOMP_fork_call(&loc, gtid, task,
443                          (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
444                          data);
445   } else {
446     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
447   }
448 
449 #if OMPT_SUPPORT
450   if (ompt_enabled.enabled) {
451     __ompt_get_task_info_internal(0, NULL, NULL, &frame, NULL, NULL);
452     frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
453   }
454 #endif
455 }
456 
457 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)(void) {
458   int gtid = __kmp_get_gtid();
459   kmp_info_t *thr;
460 
461   thr = __kmp_threads[gtid];
462 
463   MKLOC(loc, "GOMP_parallel_end");
464   KA_TRACE(20, ("GOMP_parallel_end: T#%d\n", gtid));
465 
466   if (!thr->th.th_team->t.t_serialized) {
467     __kmp_run_after_invoked_task(gtid, __kmp_tid_from_gtid(gtid), thr,
468                                  thr->th.th_team);
469 
470 #if OMPT_SUPPORT
471     if (ompt_enabled.enabled) {
472       // Implicit task is finished here, in the barrier we might schedule
473       // deferred tasks,
474       // these don't see the implicit task on the stack
475       OMPT_CUR_TASK_INFO(thr)->frame.exit_frame = ompt_data_none;
476     }
477 #endif
478 
479     __kmp_join_call(&loc, gtid
480 #if OMPT_SUPPORT
481                     ,
482                     fork_context_gnu
483 #endif
484                     );
485   } else {
486     __kmpc_end_serialized_parallel(&loc, gtid);
487   }
488 }
489 
490 // Loop worksharing constructs
491 
492 // The Gnu codegen passes in an exclusive upper bound for the overall range,
493 // but the libguide dispatch code expects an inclusive upper bound, hence the
494 // "end - incr" 5th argument to KMP_DISPATCH_INIT (and the " ub - str" 11th
495 // argument to __kmp_GOMP_fork_call).
496 //
497 // Conversely, KMP_DISPATCH_NEXT returns and inclusive upper bound in *p_ub,
498 // but the Gnu codegen expects an exclusive upper bound, so the adjustment
499 // "*p_ub += stride" compensates for the discrepancy.
500 //
501 // Correction: the gnu codegen always adjusts the upper bound by +-1, not the
502 // stride value.  We adjust the dispatch parameters accordingly (by +-1), but
503 // we still adjust p_ub by the actual stride value.
504 //
505 // The "runtime" versions do not take a chunk_sz parameter.
506 //
507 // The profile lib cannot support construct checking of unordered loops that
508 // are predetermined by the compiler to be statically scheduled, as the gcc
509 // codegen will not always emit calls to GOMP_loop_static_next() to get the
510 // next iteration.  Instead, it emits inline code to call omp_get_thread_num()
511 // num and calculate the iteration space using the result.  It doesn't do this
512 // with ordered static loop, so they can be checked.
513 
514 #if OMPT_SUPPORT
515 #define IF_OMPT_SUPPORT(code) code
516 #else
517 #define IF_OMPT_SUPPORT(code)
518 #endif
519 
520 #define LOOP_START(func, schedule)                                             \
521   int func(long lb, long ub, long str, long chunk_sz, long *p_lb,              \
522            long *p_ub) {                                                       \
523     int status;                                                                \
524     long stride;                                                               \
525     int gtid = __kmp_entry_gtid();                                             \
526     MKLOC(loc, KMP_STR(func));                                                 \
527     KA_TRACE(                                                                  \
528         20,                                                                    \
529         (KMP_STR(                                                              \
530              func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n",  \
531          gtid, lb, ub, str, chunk_sz));                                        \
532                                                                                \
533     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
534       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
535       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
536                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,        \
537                         (schedule) != kmp_sch_static);                         \
538       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
539       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
540                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
541       if (status) {                                                            \
542         KMP_DEBUG_ASSERT(stride == str);                                       \
543         *p_ub += (str > 0) ? 1 : -1;                                           \
544       }                                                                        \
545     } else {                                                                   \
546       status = 0;                                                              \
547     }                                                                          \
548                                                                                \
549     KA_TRACE(                                                                  \
550         20,                                                                    \
551         (KMP_STR(                                                              \
552              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
553          gtid, *p_lb, *p_ub, status));                                         \
554     return status;                                                             \
555   }
556 
557 #define LOOP_RUNTIME_START(func, schedule)                                     \
558   int func(long lb, long ub, long str, long *p_lb, long *p_ub) {               \
559     int status;                                                                \
560     long stride;                                                               \
561     long chunk_sz = 0;                                                         \
562     int gtid = __kmp_entry_gtid();                                             \
563     MKLOC(loc, KMP_STR(func));                                                 \
564     KA_TRACE(                                                                  \
565         20,                                                                    \
566         (KMP_STR(func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n", \
567          gtid, lb, ub, str, chunk_sz));                                        \
568                                                                                \
569     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
570       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
571       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
572                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, TRUE); \
573       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
574       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
575                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
576       if (status) {                                                            \
577         KMP_DEBUG_ASSERT(stride == str);                                       \
578         *p_ub += (str > 0) ? 1 : -1;                                           \
579       }                                                                        \
580     } else {                                                                   \
581       status = 0;                                                              \
582     }                                                                          \
583                                                                                \
584     KA_TRACE(                                                                  \
585         20,                                                                    \
586         (KMP_STR(                                                              \
587              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
588          gtid, *p_lb, *p_ub, status));                                         \
589     return status;                                                             \
590   }
591 
592 #define KMP_DOACROSS_FINI(status, gtid)                                        \
593   if (!status && __kmp_threads[gtid]->th.th_dispatch->th_doacross_flags) {     \
594     __kmpc_doacross_fini(NULL, gtid);                                          \
595   }
596 
597 #define LOOP_NEXT(func, fini_code)                                             \
598   int func(long *p_lb, long *p_ub) {                                           \
599     int status;                                                                \
600     long stride;                                                               \
601     int gtid = __kmp_get_gtid();                                               \
602     MKLOC(loc, KMP_STR(func));                                                 \
603     KA_TRACE(20, (KMP_STR(func) ": T#%d\n", gtid));                            \
604                                                                                \
605     IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                          \
606     fini_code status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,    \
607                                          (kmp_int *)p_ub, (kmp_int *)&stride); \
608     if (status) {                                                              \
609       *p_ub += (stride > 0) ? 1 : -1;                                          \
610     }                                                                          \
611     KMP_DOACROSS_FINI(status, gtid)                                            \
612                                                                                \
613     KA_TRACE(                                                                  \
614         20,                                                                    \
615         (KMP_STR(func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, stride 0x%lx, " \
616                        "returning %d\n",                                       \
617          gtid, *p_lb, *p_ub, stride, status));                                 \
618     return status;                                                             \
619   }
620 
621 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_STATIC_START), kmp_sch_static)
622 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT), {})
623 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START),
624            kmp_sch_dynamic_chunked)
625 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_START),
626            kmp_sch_dynamic_chunked)
627 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT), {})
628 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_NEXT), {})
629 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_GUIDED_START),
630            kmp_sch_guided_chunked)
631 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_START),
632            kmp_sch_guided_chunked)
633 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT), {})
634 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_NEXT), {})
635 LOOP_RUNTIME_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_RUNTIME_START),
636                    kmp_sch_runtime)
637 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT), {})
638 LOOP_RUNTIME_START(
639     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_START),
640     kmp_sch_runtime)
641 LOOP_RUNTIME_START(
642     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_RUNTIME_START),
643     kmp_sch_runtime)
644 LOOP_NEXT(
645     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_NEXT), {})
646 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_RUNTIME_NEXT), {})
647 
648 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START),
649            kmp_ord_static)
650 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT),
651           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
652 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START),
653            kmp_ord_dynamic_chunked)
654 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT),
655           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
656 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START),
657            kmp_ord_guided_chunked)
658 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT),
659           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
660 LOOP_RUNTIME_START(
661     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START),
662     kmp_ord_runtime)
663 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT),
664           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
665 
666 #define LOOP_DOACROSS_START(func, schedule)                                    \
667   bool func(unsigned ncounts, long *counts, long chunk_sz, long *p_lb,         \
668             long *p_ub) {                                                      \
669     int status;                                                                \
670     long stride, lb, ub, str;                                                  \
671     int gtid = __kmp_entry_gtid();                                             \
672     struct kmp_dim *dims =                                                     \
673         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
674     MKLOC(loc, KMP_STR(func));                                                 \
675     for (unsigned i = 0; i < ncounts; ++i) {                                   \
676       dims[i].lo = 0;                                                          \
677       dims[i].up = counts[i] - 1;                                              \
678       dims[i].st = 1;                                                          \
679     }                                                                          \
680     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
681     lb = 0;                                                                    \
682     ub = counts[0];                                                            \
683     str = 1;                                                                   \
684     KA_TRACE(20, (KMP_STR(func) ": T#%d, ncounts %u, lb 0x%lx, ub 0x%lx, str " \
685                                 "0x%lx, chunk_sz "                             \
686                                 "0x%lx\n",                                     \
687                   gtid, ncounts, lb, ub, str, chunk_sz));                      \
688                                                                                \
689     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
690       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
691                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,        \
692                         (schedule) != kmp_sch_static);                         \
693       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
694                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
695       if (status) {                                                            \
696         KMP_DEBUG_ASSERT(stride == str);                                       \
697         *p_ub += (str > 0) ? 1 : -1;                                           \
698       }                                                                        \
699     } else {                                                                   \
700       status = 0;                                                              \
701     }                                                                          \
702     KMP_DOACROSS_FINI(status, gtid);                                           \
703                                                                                \
704     KA_TRACE(                                                                  \
705         20,                                                                    \
706         (KMP_STR(                                                              \
707              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
708          gtid, *p_lb, *p_ub, status));                                         \
709     __kmp_free(dims);                                                          \
710     return status;                                                             \
711   }
712 
713 #define LOOP_DOACROSS_RUNTIME_START(func, schedule)                            \
714   int func(unsigned ncounts, long *counts, long *p_lb, long *p_ub) {           \
715     int status;                                                                \
716     long stride, lb, ub, str;                                                  \
717     long chunk_sz = 0;                                                         \
718     int gtid = __kmp_entry_gtid();                                             \
719     struct kmp_dim *dims =                                                     \
720         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
721     MKLOC(loc, KMP_STR(func));                                                 \
722     for (unsigned i = 0; i < ncounts; ++i) {                                   \
723       dims[i].lo = 0;                                                          \
724       dims[i].up = counts[i] - 1;                                              \
725       dims[i].st = 1;                                                          \
726     }                                                                          \
727     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
728     lb = 0;                                                                    \
729     ub = counts[0];                                                            \
730     str = 1;                                                                   \
731     KA_TRACE(                                                                  \
732         20,                                                                    \
733         (KMP_STR(func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n", \
734          gtid, lb, ub, str, chunk_sz));                                        \
735                                                                                \
736     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
737       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
738                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, TRUE); \
739       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
740                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
741       if (status) {                                                            \
742         KMP_DEBUG_ASSERT(stride == str);                                       \
743         *p_ub += (str > 0) ? 1 : -1;                                           \
744       }                                                                        \
745     } else {                                                                   \
746       status = 0;                                                              \
747     }                                                                          \
748     KMP_DOACROSS_FINI(status, gtid);                                           \
749                                                                                \
750     KA_TRACE(                                                                  \
751         20,                                                                    \
752         (KMP_STR(                                                              \
753              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
754          gtid, *p_lb, *p_ub, status));                                         \
755     __kmp_free(dims);                                                          \
756     return status;                                                             \
757   }
758 
759 LOOP_DOACROSS_START(
760     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_STATIC_START),
761     kmp_sch_static)
762 LOOP_DOACROSS_START(
763     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_DYNAMIC_START),
764     kmp_sch_dynamic_chunked)
765 LOOP_DOACROSS_START(
766     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_GUIDED_START),
767     kmp_sch_guided_chunked)
768 LOOP_DOACROSS_RUNTIME_START(
769     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_RUNTIME_START),
770     kmp_sch_runtime)
771 
772 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END)(void) {
773   int gtid = __kmp_get_gtid();
774   KA_TRACE(20, ("GOMP_loop_end: T#%d\n", gtid))
775 
776 #if OMPT_SUPPORT && OMPT_OPTIONAL
777   ompt_frame_t *ompt_frame;
778   if (ompt_enabled.enabled) {
779     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
780     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
781     OMPT_STORE_RETURN_ADDRESS(gtid);
782   }
783 #endif
784   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
785 #if OMPT_SUPPORT && OMPT_OPTIONAL
786   if (ompt_enabled.enabled) {
787     ompt_frame->enter_frame = ompt_data_none;
788   }
789 #endif
790 
791   KA_TRACE(20, ("GOMP_loop_end exit: T#%d\n", gtid))
792 }
793 
794 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_NOWAIT)(void) {
795   KA_TRACE(20, ("GOMP_loop_end_nowait: T#%d\n", __kmp_get_gtid()))
796 }
797 
798 // Unsigned long long loop worksharing constructs
799 //
800 // These are new with gcc 4.4
801 
802 #define LOOP_START_ULL(func, schedule)                                         \
803   int func(int up, unsigned long long lb, unsigned long long ub,               \
804            unsigned long long str, unsigned long long chunk_sz,                \
805            unsigned long long *p_lb, unsigned long long *p_ub) {               \
806     int status;                                                                \
807     long long str2 = up ? ((long long)str) : -((long long)str);                \
808     long long stride;                                                          \
809     int gtid = __kmp_entry_gtid();                                             \
810     MKLOC(loc, KMP_STR(func));                                                 \
811                                                                                \
812     KA_TRACE(20, (KMP_STR(func) ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str "    \
813                                 "0x%llx, chunk_sz 0x%llx\n",                   \
814                   gtid, up, lb, ub, str, chunk_sz));                           \
815                                                                                \
816     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
817       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
818                             (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz,  \
819                             (schedule) != kmp_sch_static);                     \
820       status =                                                                 \
821           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
822                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
823       if (status) {                                                            \
824         KMP_DEBUG_ASSERT(stride == str2);                                      \
825         *p_ub += (str > 0) ? 1 : -1;                                           \
826       }                                                                        \
827     } else {                                                                   \
828       status = 0;                                                              \
829     }                                                                          \
830                                                                                \
831     KA_TRACE(                                                                  \
832         20,                                                                    \
833         (KMP_STR(                                                              \
834              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
835          gtid, *p_lb, *p_ub, status));                                         \
836     return status;                                                             \
837   }
838 
839 #define LOOP_RUNTIME_START_ULL(func, schedule)                                 \
840   int func(int up, unsigned long long lb, unsigned long long ub,               \
841            unsigned long long str, unsigned long long *p_lb,                   \
842            unsigned long long *p_ub) {                                         \
843     int status;                                                                \
844     long long str2 = up ? ((long long)str) : -((long long)str);                \
845     unsigned long long stride;                                                 \
846     unsigned long long chunk_sz = 0;                                           \
847     int gtid = __kmp_entry_gtid();                                             \
848     MKLOC(loc, KMP_STR(func));                                                 \
849                                                                                \
850     KA_TRACE(20, (KMP_STR(func) ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str "    \
851                                 "0x%llx, chunk_sz 0x%llx\n",                   \
852                   gtid, up, lb, ub, str, chunk_sz));                           \
853                                                                                \
854     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
855       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
856                             (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz,  \
857                             TRUE);                                             \
858       status =                                                                 \
859           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
860                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
861       if (status) {                                                            \
862         KMP_DEBUG_ASSERT((long long)stride == str2);                           \
863         *p_ub += (str > 0) ? 1 : -1;                                           \
864       }                                                                        \
865     } else {                                                                   \
866       status = 0;                                                              \
867     }                                                                          \
868                                                                                \
869     KA_TRACE(                                                                  \
870         20,                                                                    \
871         (KMP_STR(                                                              \
872              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
873          gtid, *p_lb, *p_ub, status));                                         \
874     return status;                                                             \
875   }
876 
877 #define LOOP_NEXT_ULL(func, fini_code)                                         \
878   int func(unsigned long long *p_lb, unsigned long long *p_ub) {               \
879     int status;                                                                \
880     long long stride;                                                          \
881     int gtid = __kmp_get_gtid();                                               \
882     MKLOC(loc, KMP_STR(func));                                                 \
883     KA_TRACE(20, (KMP_STR(func) ": T#%d\n", gtid));                            \
884                                                                                \
885     fini_code status =                                                         \
886         KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,            \
887                               (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);       \
888     if (status) {                                                              \
889       *p_ub += (stride > 0) ? 1 : -1;                                          \
890     }                                                                          \
891                                                                                \
892     KA_TRACE(                                                                  \
893         20,                                                                    \
894         (KMP_STR(                                                              \
895              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, stride 0x%llx, "  \
896                    "returning %d\n",                                           \
897          gtid, *p_lb, *p_ub, stride, status));                                 \
898     return status;                                                             \
899   }
900 
901 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START),
902                kmp_sch_static)
903 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT), {})
904 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START),
905                kmp_sch_dynamic_chunked)
906 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT), {})
907 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START),
908                kmp_sch_guided_chunked)
909 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT), {})
910 LOOP_START_ULL(
911     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_START),
912                kmp_sch_dynamic_chunked)
913 LOOP_NEXT_ULL(
914     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_NEXT), {})
915 LOOP_START_ULL(
916     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_START),
917                kmp_sch_guided_chunked)
918 LOOP_NEXT_ULL(
919     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_NEXT), {})
920 LOOP_RUNTIME_START_ULL(
921     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START), kmp_sch_runtime)
922 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT), {})
923 LOOP_RUNTIME_START_ULL(
924     KMP_EXPAND_NAME(
925         KMP_API_NAME_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_START),
926     kmp_sch_runtime)
927 LOOP_RUNTIME_START_ULL(
928     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_START),
929     kmp_sch_runtime)
930 LOOP_NEXT_ULL(
931     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_NEXT),
932     {})
933 LOOP_NEXT_ULL(
934     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_NEXT), {})
935 
936 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START),
937                kmp_ord_static)
938 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT),
939               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
940 LOOP_START_ULL(
941     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START),
942     kmp_ord_dynamic_chunked)
943 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT),
944               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
945 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START),
946                kmp_ord_guided_chunked)
947 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT),
948               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
949 LOOP_RUNTIME_START_ULL(
950     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START),
951     kmp_ord_runtime)
952 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT),
953               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
954 
955 #define LOOP_DOACROSS_START_ULL(func, schedule)                                \
956   int func(unsigned ncounts, unsigned long long *counts,                       \
957            unsigned long long chunk_sz, unsigned long long *p_lb,              \
958            unsigned long long *p_ub) {                                         \
959     int status;                                                                \
960     long long stride, str, lb, ub;                                             \
961     int gtid = __kmp_entry_gtid();                                             \
962     struct kmp_dim *dims =                                                     \
963         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
964     MKLOC(loc, KMP_STR(func));                                                 \
965     for (unsigned i = 0; i < ncounts; ++i) {                                   \
966       dims[i].lo = 0;                                                          \
967       dims[i].up = counts[i] - 1;                                              \
968       dims[i].st = 1;                                                          \
969     }                                                                          \
970     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
971     lb = 0;                                                                    \
972     ub = counts[0];                                                            \
973     str = 1;                                                                   \
974                                                                                \
975     KA_TRACE(20, (KMP_STR(func) ": T#%d, lb 0x%llx, ub 0x%llx, str "           \
976                                 "0x%llx, chunk_sz 0x%llx\n",                   \
977                   gtid, lb, ub, str, chunk_sz));                               \
978                                                                                \
979     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
980       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
981                             (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,    \
982                             (schedule) != kmp_sch_static);                     \
983       status =                                                                 \
984           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
985                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
986       if (status) {                                                            \
987         KMP_DEBUG_ASSERT(stride == str);                                       \
988         *p_ub += (str > 0) ? 1 : -1;                                           \
989       }                                                                        \
990     } else {                                                                   \
991       status = 0;                                                              \
992     }                                                                          \
993     KMP_DOACROSS_FINI(status, gtid);                                           \
994                                                                                \
995     KA_TRACE(                                                                  \
996         20,                                                                    \
997         (KMP_STR(                                                              \
998              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
999          gtid, *p_lb, *p_ub, status));                                         \
1000     __kmp_free(dims);                                                          \
1001     return status;                                                             \
1002   }
1003 
1004 #define LOOP_DOACROSS_RUNTIME_START_ULL(func, schedule)                        \
1005   int func(unsigned ncounts, unsigned long long *counts,                       \
1006            unsigned long long *p_lb, unsigned long long *p_ub) {               \
1007     int status;                                                                \
1008     unsigned long long stride, str, lb, ub;                                    \
1009     unsigned long long chunk_sz = 0;                                           \
1010     int gtid = __kmp_entry_gtid();                                             \
1011     struct kmp_dim *dims =                                                     \
1012         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
1013     MKLOC(loc, KMP_STR(func));                                                 \
1014     for (unsigned i = 0; i < ncounts; ++i) {                                   \
1015       dims[i].lo = 0;                                                          \
1016       dims[i].up = counts[i] - 1;                                              \
1017       dims[i].st = 1;                                                          \
1018     }                                                                          \
1019     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
1020     lb = 0;                                                                    \
1021     ub = counts[0];                                                            \
1022     str = 1;                                                                   \
1023     KA_TRACE(20, (KMP_STR(func) ": T#%d, lb 0x%llx, ub 0x%llx, str "           \
1024                                 "0x%llx, chunk_sz 0x%llx\n",                   \
1025                   gtid, lb, ub, str, chunk_sz));                               \
1026                                                                                \
1027     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
1028       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
1029                             (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,    \
1030                             TRUE);                                             \
1031       status =                                                                 \
1032           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
1033                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
1034       if (status) {                                                            \
1035         KMP_DEBUG_ASSERT(stride == str);                                       \
1036         *p_ub += (str > 0) ? 1 : -1;                                           \
1037       }                                                                        \
1038     } else {                                                                   \
1039       status = 0;                                                              \
1040     }                                                                          \
1041     KMP_DOACROSS_FINI(status, gtid);                                           \
1042                                                                                \
1043     KA_TRACE(                                                                  \
1044         20,                                                                    \
1045         (KMP_STR(                                                              \
1046              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
1047          gtid, *p_lb, *p_ub, status));                                         \
1048     __kmp_free(dims);                                                          \
1049     return status;                                                             \
1050   }
1051 
1052 LOOP_DOACROSS_START_ULL(
1053     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_STATIC_START),
1054     kmp_sch_static)
1055 LOOP_DOACROSS_START_ULL(
1056     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_DYNAMIC_START),
1057     kmp_sch_dynamic_chunked)
1058 LOOP_DOACROSS_START_ULL(
1059     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_GUIDED_START),
1060     kmp_sch_guided_chunked)
1061 LOOP_DOACROSS_RUNTIME_START_ULL(
1062     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_RUNTIME_START),
1063     kmp_sch_runtime)
1064 
1065 // Combined parallel / loop worksharing constructs
1066 //
1067 // There are no ull versions (yet).
1068 
1069 #define PARALLEL_LOOP_START(func, schedule, ompt_pre, ompt_post)               \
1070   void func(void (*task)(void *), void *data, unsigned num_threads, long lb,   \
1071             long ub, long str, long chunk_sz) {                                \
1072     int gtid = __kmp_entry_gtid();                                             \
1073     MKLOC(loc, KMP_STR(func));                                                 \
1074     KA_TRACE(                                                                  \
1075         20,                                                                    \
1076         (KMP_STR(                                                              \
1077              func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n",  \
1078          gtid, lb, ub, str, chunk_sz));                                        \
1079                                                                                \
1080     ompt_pre();                                                                \
1081                                                                                \
1082     if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {                       \
1083       if (num_threads != 0) {                                                  \
1084         __kmp_push_num_threads(&loc, gtid, num_threads);                       \
1085       }                                                                        \
1086       __kmp_GOMP_fork_call(&loc, gtid, task,                                   \
1087                            (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
1088                            9, task, data, num_threads, &loc, (schedule), lb,   \
1089                            (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz);    \
1090       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid));                        \
1091     } else {                                                                   \
1092       __kmp_GOMP_serialized_parallel(&loc, gtid, task);                        \
1093       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid));                        \
1094     }                                                                          \
1095                                                                                \
1096     KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                              \
1097                       (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,          \
1098                       (schedule) != kmp_sch_static);                           \
1099                                                                                \
1100     ompt_post();                                                               \
1101                                                                                \
1102     KA_TRACE(20, (KMP_STR(func) " exit: T#%d\n", gtid));                       \
1103   }
1104 
1105 #if OMPT_SUPPORT && OMPT_OPTIONAL
1106 
1107 #define OMPT_LOOP_PRE()                                                        \
1108   ompt_frame_t *parent_frame;                                                  \
1109   if (ompt_enabled.enabled) {                                                  \
1110     __ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);   \
1111     parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);                 \
1112     OMPT_STORE_RETURN_ADDRESS(gtid);                                           \
1113   }
1114 
1115 #define OMPT_LOOP_POST()                                                       \
1116   if (ompt_enabled.enabled) {                                                  \
1117     parent_frame->enter_frame = ompt_data_none;                                \
1118   }
1119 
1120 #else
1121 
1122 #define OMPT_LOOP_PRE()
1123 
1124 #define OMPT_LOOP_POST()
1125 
1126 #endif
1127 
1128 PARALLEL_LOOP_START(
1129     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START),
1130     kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1131 PARALLEL_LOOP_START(
1132     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START),
1133     kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1134 PARALLEL_LOOP_START(
1135     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START),
1136     kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1137 PARALLEL_LOOP_START(
1138     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START),
1139     kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1140 
1141 // Tasking constructs
1142 
1143 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASK)(void (*func)(void *), void *data,
1144                                              void (*copy_func)(void *, void *),
1145                                              long arg_size, long arg_align,
1146                                              bool if_cond, unsigned gomp_flags,
1147                                              void **depend) {
1148   MKLOC(loc, "GOMP_task");
1149   int gtid = __kmp_entry_gtid();
1150   kmp_int32 flags = 0;
1151   kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags;
1152 
1153   KA_TRACE(20, ("GOMP_task: T#%d\n", gtid));
1154 
1155   // The low-order bit is the "untied" flag
1156   if (!(gomp_flags & 1)) {
1157     input_flags->tiedness = 1;
1158   }
1159   // The second low-order bit is the "final" flag
1160   if (gomp_flags & 2) {
1161     input_flags->final = 1;
1162   }
1163   input_flags->native = 1;
1164   // __kmp_task_alloc() sets up all other flags
1165 
1166   if (!if_cond) {
1167     arg_size = 0;
1168   }
1169 
1170   kmp_task_t *task = __kmp_task_alloc(
1171       &loc, gtid, input_flags, sizeof(kmp_task_t),
1172       arg_size ? arg_size + arg_align - 1 : 0, (kmp_routine_entry_t)func);
1173 
1174   if (arg_size > 0) {
1175     if (arg_align > 0) {
1176       task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) /
1177                                arg_align * arg_align);
1178     }
1179     // else error??
1180 
1181     if (copy_func) {
1182       (*copy_func)(task->shareds, data);
1183     } else {
1184       KMP_MEMCPY(task->shareds, data, arg_size);
1185     }
1186   }
1187 
1188 #if OMPT_SUPPORT
1189   kmp_taskdata_t *current_task;
1190   if (ompt_enabled.enabled) {
1191     OMPT_STORE_RETURN_ADDRESS(gtid);
1192     current_task = __kmp_threads[gtid]->th.th_current_task;
1193     current_task->ompt_task_info.frame.enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1194   }
1195 #endif
1196 
1197   if (if_cond) {
1198     if (gomp_flags & 8) {
1199       KMP_ASSERT(depend);
1200       const size_t ndeps = (kmp_intptr_t)depend[0];
1201       const size_t nout = (kmp_intptr_t)depend[1];
1202       kmp_depend_info_t dep_list[ndeps];
1203 
1204       for (size_t i = 0U; i < ndeps; i++) {
1205         dep_list[i].base_addr = (kmp_intptr_t)depend[2U + i];
1206         dep_list[i].len = 0U;
1207         dep_list[i].flags.in = 1;
1208         dep_list[i].flags.out = (i < nout);
1209       }
1210       __kmpc_omp_task_with_deps(&loc, gtid, task, ndeps, dep_list, 0, NULL);
1211     } else {
1212       __kmpc_omp_task(&loc, gtid, task);
1213     }
1214   } else {
1215 #if OMPT_SUPPORT
1216     ompt_thread_info_t oldInfo;
1217     kmp_info_t *thread;
1218     kmp_taskdata_t *taskdata;
1219     if (ompt_enabled.enabled) {
1220       // Store the threads states and restore them after the task
1221       thread = __kmp_threads[gtid];
1222       taskdata = KMP_TASK_TO_TASKDATA(task);
1223       oldInfo = thread->th.ompt_thread_info;
1224       thread->th.ompt_thread_info.wait_id = 0;
1225       thread->th.ompt_thread_info.state = ompt_state_work_parallel;
1226       taskdata->ompt_task_info.frame.exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1227       OMPT_STORE_RETURN_ADDRESS(gtid);
1228     }
1229 #endif
1230 
1231     __kmpc_omp_task_begin_if0(&loc, gtid, task);
1232     func(data);
1233     __kmpc_omp_task_complete_if0(&loc, gtid, task);
1234 
1235 #if OMPT_SUPPORT
1236     if (ompt_enabled.enabled) {
1237       thread->th.ompt_thread_info = oldInfo;
1238       taskdata->ompt_task_info.frame.exit_frame = ompt_data_none;
1239     }
1240 #endif
1241   }
1242 #if OMPT_SUPPORT
1243   if (ompt_enabled.enabled) {
1244     current_task->ompt_task_info.frame.enter_frame = ompt_data_none;
1245   }
1246 #endif
1247 
1248   KA_TRACE(20, ("GOMP_task exit: T#%d\n", gtid));
1249 }
1250 
1251 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKWAIT)(void) {
1252   MKLOC(loc, "GOMP_taskwait");
1253   int gtid = __kmp_entry_gtid();
1254 
1255 #if OMPT_SUPPORT
1256   if (ompt_enabled.enabled)
1257     OMPT_STORE_RETURN_ADDRESS(gtid);
1258 #endif
1259 
1260   KA_TRACE(20, ("GOMP_taskwait: T#%d\n", gtid));
1261 
1262   __kmpc_omp_taskwait(&loc, gtid);
1263 
1264   KA_TRACE(20, ("GOMP_taskwait exit: T#%d\n", gtid));
1265 }
1266 
1267 // Sections worksharing constructs
1268 //
1269 // For the sections construct, we initialize a dynamically scheduled loop
1270 // worksharing construct with lb 1 and stride 1, and use the iteration #'s
1271 // that its returns as sections ids.
1272 //
1273 // There are no special entry points for ordered sections, so we always use
1274 // the dynamically scheduled workshare, even if the sections aren't ordered.
1275 
1276 unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_START)(unsigned count) {
1277   int status;
1278   kmp_int lb, ub, stride;
1279   int gtid = __kmp_entry_gtid();
1280   MKLOC(loc, "GOMP_sections_start");
1281   KA_TRACE(20, ("GOMP_sections_start: T#%d\n", gtid));
1282 
1283   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1284 
1285   status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
1286   if (status) {
1287     KMP_DEBUG_ASSERT(stride == 1);
1288     KMP_DEBUG_ASSERT(lb > 0);
1289     KMP_ASSERT(lb == ub);
1290   } else {
1291     lb = 0;
1292   }
1293 
1294   KA_TRACE(20, ("GOMP_sections_start exit: T#%d returning %u\n", gtid,
1295                 (unsigned)lb));
1296   return (unsigned)lb;
1297 }
1298 
1299 unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_NEXT)(void) {
1300   int status;
1301   kmp_int lb, ub, stride;
1302   int gtid = __kmp_get_gtid();
1303   MKLOC(loc, "GOMP_sections_next");
1304   KA_TRACE(20, ("GOMP_sections_next: T#%d\n", gtid));
1305 
1306 #if OMPT_SUPPORT
1307   OMPT_STORE_RETURN_ADDRESS(gtid);
1308 #endif
1309 
1310   status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
1311   if (status) {
1312     KMP_DEBUG_ASSERT(stride == 1);
1313     KMP_DEBUG_ASSERT(lb > 0);
1314     KMP_ASSERT(lb == ub);
1315   } else {
1316     lb = 0;
1317   }
1318 
1319   KA_TRACE(
1320       20, ("GOMP_sections_next exit: T#%d returning %u\n", gtid, (unsigned)lb));
1321   return (unsigned)lb;
1322 }
1323 
1324 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START)(
1325     void (*task)(void *), void *data, unsigned num_threads, unsigned count) {
1326   int gtid = __kmp_entry_gtid();
1327 
1328 #if OMPT_SUPPORT
1329   ompt_frame_t *parent_frame;
1330 
1331   if (ompt_enabled.enabled) {
1332     __ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);
1333     parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1334     OMPT_STORE_RETURN_ADDRESS(gtid);
1335   }
1336 #endif
1337 
1338   MKLOC(loc, "GOMP_parallel_sections_start");
1339   KA_TRACE(20, ("GOMP_parallel_sections_start: T#%d\n", gtid));
1340 
1341   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1342     if (num_threads != 0) {
1343       __kmp_push_num_threads(&loc, gtid, num_threads);
1344     }
1345     __kmp_GOMP_fork_call(&loc, gtid, task,
1346                          (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1347                          task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1348                          (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1349   } else {
1350     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1351   }
1352 
1353 #if OMPT_SUPPORT
1354   if (ompt_enabled.enabled) {
1355     parent_frame->enter_frame = ompt_data_none;
1356   }
1357 #endif
1358 
1359   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1360 
1361   KA_TRACE(20, ("GOMP_parallel_sections_start exit: T#%d\n", gtid));
1362 }
1363 
1364 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END)(void) {
1365   int gtid = __kmp_get_gtid();
1366   KA_TRACE(20, ("GOMP_sections_end: T#%d\n", gtid))
1367 
1368 #if OMPT_SUPPORT
1369   ompt_frame_t *ompt_frame;
1370   if (ompt_enabled.enabled) {
1371     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
1372     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1373     OMPT_STORE_RETURN_ADDRESS(gtid);
1374   }
1375 #endif
1376   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
1377 #if OMPT_SUPPORT
1378   if (ompt_enabled.enabled) {
1379     ompt_frame->enter_frame = ompt_data_none;
1380   }
1381 #endif
1382 
1383   KA_TRACE(20, ("GOMP_sections_end exit: T#%d\n", gtid))
1384 }
1385 
1386 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT)(void) {
1387   KA_TRACE(20, ("GOMP_sections_end_nowait: T#%d\n", __kmp_get_gtid()))
1388 }
1389 
1390 // libgomp has an empty function for GOMP_taskyield as of 2013-10-10
1391 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKYIELD)(void) {
1392   KA_TRACE(20, ("GOMP_taskyield: T#%d\n", __kmp_get_gtid()))
1393   return;
1394 }
1395 
1396 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL)(void (*task)(void *),
1397                                                  void *data,
1398                                                  unsigned num_threads,
1399                                                  unsigned int flags) {
1400   int gtid = __kmp_entry_gtid();
1401   MKLOC(loc, "GOMP_parallel");
1402   KA_TRACE(20, ("GOMP_parallel: T#%d\n", gtid));
1403 
1404 #if OMPT_SUPPORT
1405   ompt_task_info_t *parent_task_info, *task_info;
1406   if (ompt_enabled.enabled) {
1407     parent_task_info = __ompt_get_task_info_object(0);
1408     parent_task_info->frame.enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1409     OMPT_STORE_RETURN_ADDRESS(gtid);
1410   }
1411 #endif
1412   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1413     if (num_threads != 0) {
1414       __kmp_push_num_threads(&loc, gtid, num_threads);
1415     }
1416     if (flags != 0) {
1417       __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);
1418     }
1419     __kmp_GOMP_fork_call(&loc, gtid, task,
1420                          (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
1421                          data);
1422   } else {
1423     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1424   }
1425 #if OMPT_SUPPORT
1426   if (ompt_enabled.enabled) {
1427     task_info = __ompt_get_task_info_object(0);
1428     task_info->frame.exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1429   }
1430 #endif
1431   task(data);
1432 #if OMPT_SUPPORT
1433   if (ompt_enabled.enabled) {
1434     OMPT_STORE_RETURN_ADDRESS(gtid);
1435   }
1436 #endif
1437   KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();
1438 #if OMPT_SUPPORT
1439   if (ompt_enabled.enabled) {
1440     task_info->frame.exit_frame = ompt_data_none;
1441     parent_task_info->frame.enter_frame = ompt_data_none;
1442   }
1443 #endif
1444 }
1445 
1446 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS)(void (*task)(void *),
1447                                                           void *data,
1448                                                           unsigned num_threads,
1449                                                           unsigned count,
1450                                                           unsigned flags) {
1451   int gtid = __kmp_entry_gtid();
1452   MKLOC(loc, "GOMP_parallel_sections");
1453   KA_TRACE(20, ("GOMP_parallel_sections: T#%d\n", gtid));
1454 
1455 #if OMPT_SUPPORT
1456   OMPT_STORE_RETURN_ADDRESS(gtid);
1457 #endif
1458 
1459   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1460     if (num_threads != 0) {
1461       __kmp_push_num_threads(&loc, gtid, num_threads);
1462     }
1463     if (flags != 0) {
1464       __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);
1465     }
1466     __kmp_GOMP_fork_call(&loc, gtid, task,
1467                          (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1468                          task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1469                          (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1470   } else {
1471     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1472   }
1473 
1474 #if OMPT_SUPPORT
1475   OMPT_STORE_RETURN_ADDRESS(gtid);
1476 #endif
1477 
1478   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1479 
1480   task(data);
1481   KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();
1482   KA_TRACE(20, ("GOMP_parallel_sections exit: T#%d\n", gtid));
1483 }
1484 
1485 #define PARALLEL_LOOP(func, schedule, ompt_pre, ompt_post)                     \
1486   void func(void (*task)(void *), void *data, unsigned num_threads, long lb,   \
1487             long ub, long str, long chunk_sz, unsigned flags) {                \
1488     int gtid = __kmp_entry_gtid();                                             \
1489     MKLOC(loc, KMP_STR(func));                                                 \
1490     KA_TRACE(                                                                  \
1491         20,                                                                    \
1492         (KMP_STR(                                                              \
1493              func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n",  \
1494          gtid, lb, ub, str, chunk_sz));                                        \
1495                                                                                \
1496     ompt_pre();                                                                \
1497     if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {                       \
1498       if (num_threads != 0) {                                                  \
1499         __kmp_push_num_threads(&loc, gtid, num_threads);                       \
1500       }                                                                        \
1501       if (flags != 0) {                                                        \
1502         __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);              \
1503       }                                                                        \
1504       __kmp_GOMP_fork_call(&loc, gtid, task,                                   \
1505                            (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
1506                            9, task, data, num_threads, &loc, (schedule), lb,   \
1507                            (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz);    \
1508     } else {                                                                   \
1509       __kmp_GOMP_serialized_parallel(&loc, gtid, task);                        \
1510     }                                                                          \
1511                                                                                \
1512     IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                          \
1513     KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                              \
1514                       (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,          \
1515                       (schedule) != kmp_sch_static);                           \
1516     task(data);                                                                \
1517     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();                         \
1518     ompt_post();                                                               \
1519                                                                                \
1520     KA_TRACE(20, (KMP_STR(func) " exit: T#%d\n", gtid));                       \
1521   }
1522 
1523 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC),
1524               kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1525 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC),
1526               kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1527 PARALLEL_LOOP(
1528     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_GUIDED),
1529               kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1530 PARALLEL_LOOP(
1531     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_DYNAMIC),
1532               kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1533 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED),
1534               kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1535 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME),
1536               kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1537 PARALLEL_LOOP(
1538     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_MAYBE_NONMONOTONIC_RUNTIME),
1539     kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1540 PARALLEL_LOOP(
1541     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_RUNTIME),
1542     kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1543 
1544 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_START)(void) {
1545   int gtid = __kmp_entry_gtid();
1546   MKLOC(loc, "GOMP_taskgroup_start");
1547   KA_TRACE(20, ("GOMP_taskgroup_start: T#%d\n", gtid));
1548 
1549 #if OMPT_SUPPORT
1550   if (ompt_enabled.enabled)
1551     OMPT_STORE_RETURN_ADDRESS(gtid);
1552 #endif
1553 
1554   __kmpc_taskgroup(&loc, gtid);
1555 
1556   return;
1557 }
1558 
1559 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_END)(void) {
1560   int gtid = __kmp_get_gtid();
1561   MKLOC(loc, "GOMP_taskgroup_end");
1562   KA_TRACE(20, ("GOMP_taskgroup_end: T#%d\n", gtid));
1563 
1564 #if OMPT_SUPPORT
1565   if (ompt_enabled.enabled)
1566     OMPT_STORE_RETURN_ADDRESS(gtid);
1567 #endif
1568 
1569   __kmpc_end_taskgroup(&loc, gtid);
1570 
1571   return;
1572 }
1573 
1574 static kmp_int32 __kmp_gomp_to_omp_cancellation_kind(int gomp_kind) {
1575   kmp_int32 cncl_kind = 0;
1576   switch (gomp_kind) {
1577   case 1:
1578     cncl_kind = cancel_parallel;
1579     break;
1580   case 2:
1581     cncl_kind = cancel_loop;
1582     break;
1583   case 4:
1584     cncl_kind = cancel_sections;
1585     break;
1586   case 8:
1587     cncl_kind = cancel_taskgroup;
1588     break;
1589   }
1590   return cncl_kind;
1591 }
1592 
1593 // Return true if cancellation should take place, false otherwise
1594 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCELLATION_POINT)(int which) {
1595   int gtid = __kmp_get_gtid();
1596   MKLOC(loc, "GOMP_cancellation_point");
1597   KA_TRACE(20, ("GOMP_cancellation_point: T#%d which:%d\n", gtid, which));
1598   kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1599   return __kmpc_cancellationpoint(&loc, gtid, cncl_kind);
1600 }
1601 
1602 // Return true if cancellation should take place, false otherwise
1603 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCEL)(int which, bool do_cancel) {
1604   int gtid = __kmp_get_gtid();
1605   MKLOC(loc, "GOMP_cancel");
1606   KA_TRACE(20, ("GOMP_cancel: T#%d which:%d do_cancel:%d\n", gtid, which,
1607                 (int)do_cancel));
1608   kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1609 
1610   if (do_cancel == FALSE) {
1611     return __kmpc_cancellationpoint(&loc, gtid, cncl_kind);
1612   } else {
1613     return __kmpc_cancel(&loc, gtid, cncl_kind);
1614   }
1615 }
1616 
1617 // Return true if cancellation should take place, false otherwise
1618 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_BARRIER_CANCEL)(void) {
1619   int gtid = __kmp_get_gtid();
1620   KA_TRACE(20, ("GOMP_barrier_cancel: T#%d\n", gtid));
1621   return __kmp_barrier_gomp_cancel(gtid);
1622 }
1623 
1624 // Return true if cancellation should take place, false otherwise
1625 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL)(void) {
1626   int gtid = __kmp_get_gtid();
1627   KA_TRACE(20, ("GOMP_sections_end_cancel: T#%d\n", gtid));
1628   return __kmp_barrier_gomp_cancel(gtid);
1629 }
1630 
1631 // Return true if cancellation should take place, false otherwise
1632 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_CANCEL)(void) {
1633   int gtid = __kmp_get_gtid();
1634   KA_TRACE(20, ("GOMP_loop_end_cancel: T#%d\n", gtid));
1635   return __kmp_barrier_gomp_cancel(gtid);
1636 }
1637 
1638 // All target functions are empty as of 2014-05-29
1639 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET)(int device, void (*fn)(void *),
1640                                                const void *openmp_target,
1641                                                size_t mapnum, void **hostaddrs,
1642                                                size_t *sizes,
1643                                                unsigned char *kinds) {
1644   return;
1645 }
1646 
1647 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_DATA)(
1648     int device, const void *openmp_target, size_t mapnum, void **hostaddrs,
1649     size_t *sizes, unsigned char *kinds) {
1650   return;
1651 }
1652 
1653 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_END_DATA)(void) { return; }
1654 
1655 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_UPDATE)(
1656     int device, const void *openmp_target, size_t mapnum, void **hostaddrs,
1657     size_t *sizes, unsigned char *kinds) {
1658   return;
1659 }
1660 
1661 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TEAMS)(unsigned int num_teams,
1662                                               unsigned int thread_limit) {
1663   return;
1664 }
1665 
1666 // Task duplication function which copies src to dest (both are
1667 // preallocated task structures)
1668 static void __kmp_gomp_task_dup(kmp_task_t *dest, kmp_task_t *src,
1669                                 kmp_int32 last_private) {
1670   kmp_taskdata_t *taskdata = KMP_TASK_TO_TASKDATA(src);
1671   if (taskdata->td_copy_func) {
1672     (taskdata->td_copy_func)(dest->shareds, src->shareds);
1673   }
1674 }
1675 
1676 #ifdef __cplusplus
1677 } // extern "C"
1678 #endif
1679 
1680 template <typename T>
1681 void __GOMP_taskloop(void (*func)(void *), void *data,
1682                      void (*copy_func)(void *, void *), long arg_size,
1683                      long arg_align, unsigned gomp_flags,
1684                      unsigned long num_tasks, int priority, T start, T end,
1685                      T step) {
1686   typedef void (*p_task_dup_t)(kmp_task_t *, kmp_task_t *, kmp_int32);
1687   MKLOC(loc, "GOMP_taskloop");
1688   int sched;
1689   T *loop_bounds;
1690   int gtid = __kmp_entry_gtid();
1691   kmp_int32 flags = 0;
1692   int if_val = gomp_flags & (1u << 10);
1693   int nogroup = gomp_flags & (1u << 11);
1694   int up = gomp_flags & (1u << 8);
1695   p_task_dup_t task_dup = NULL;
1696   kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags;
1697 #ifdef KMP_DEBUG
1698   {
1699     char *buff;
1700     buff = __kmp_str_format(
1701         "GOMP_taskloop: T#%%d: func:%%p data:%%p copy_func:%%p "
1702         "arg_size:%%ld arg_align:%%ld gomp_flags:0x%%x num_tasks:%%lu "
1703         "priority:%%d start:%%%s end:%%%s step:%%%s\n",
1704         traits_t<T>::spec, traits_t<T>::spec, traits_t<T>::spec);
1705     KA_TRACE(20, (buff, gtid, func, data, copy_func, arg_size, arg_align,
1706                   gomp_flags, num_tasks, priority, start, end, step));
1707     __kmp_str_free(&buff);
1708   }
1709 #endif
1710   KMP_ASSERT((size_t)arg_size >= 2 * sizeof(T));
1711   KMP_ASSERT(arg_align > 0);
1712   // The low-order bit is the "untied" flag
1713   if (!(gomp_flags & 1)) {
1714     input_flags->tiedness = 1;
1715   }
1716   // The second low-order bit is the "final" flag
1717   if (gomp_flags & 2) {
1718     input_flags->final = 1;
1719   }
1720   // Negative step flag
1721   if (!up) {
1722     // If step is flagged as negative, but isn't properly sign extended
1723     // Then manually sign extend it.  Could be a short, int, char embedded
1724     // in a long.  So cannot assume any cast.
1725     if (step > 0) {
1726       for (int i = sizeof(T) * CHAR_BIT - 1; i >= 0L; --i) {
1727         // break at the first 1 bit
1728         if (step & ((T)1 << i))
1729           break;
1730         step |= ((T)1 << i);
1731       }
1732     }
1733   }
1734   input_flags->native = 1;
1735   // Figure out if none/grainsize/num_tasks clause specified
1736   if (num_tasks > 0) {
1737     if (gomp_flags & (1u << 9))
1738       sched = 1; // grainsize specified
1739     else
1740       sched = 2; // num_tasks specified
1741     // neither grainsize nor num_tasks specified
1742   } else {
1743     sched = 0;
1744   }
1745 
1746   // __kmp_task_alloc() sets up all other flags
1747   kmp_task_t *task =
1748       __kmp_task_alloc(&loc, gtid, input_flags, sizeof(kmp_task_t),
1749                        arg_size + arg_align - 1, (kmp_routine_entry_t)func);
1750   kmp_taskdata_t *taskdata = KMP_TASK_TO_TASKDATA(task);
1751   taskdata->td_copy_func = copy_func;
1752   taskdata->td_size_loop_bounds = sizeof(T);
1753 
1754   // re-align shareds if needed and setup firstprivate copy constructors
1755   // through the task_dup mechanism
1756   task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) /
1757                            arg_align * arg_align);
1758   if (copy_func) {
1759     task_dup = __kmp_gomp_task_dup;
1760   }
1761   KMP_MEMCPY(task->shareds, data, arg_size);
1762 
1763   loop_bounds = (T *)task->shareds;
1764   loop_bounds[0] = start;
1765   loop_bounds[1] = end + (up ? -1 : 1);
1766   __kmpc_taskloop(&loc, gtid, task, if_val, (kmp_uint64 *)&(loop_bounds[0]),
1767                   (kmp_uint64 *)&(loop_bounds[1]), (kmp_int64)step, nogroup,
1768                   sched, (kmp_uint64)num_tasks, (void *)task_dup);
1769 }
1770 
1771 // 4 byte version of GOMP_doacross_post
1772 // This verison needs to create a temporary array which converts 4 byte
1773 // integers into 8 byte integers
1774 template <typename T, bool need_conversion = (sizeof(long) == 4)>
1775 void __kmp_GOMP_doacross_post(T *count);
1776 
1777 template <> void __kmp_GOMP_doacross_post<long, true>(long *count) {
1778   int gtid = __kmp_entry_gtid();
1779   kmp_info_t *th = __kmp_threads[gtid];
1780   MKLOC(loc, "GOMP_doacross_post");
1781   kmp_int64 num_dims = th->th.th_dispatch->th_doacross_info[0];
1782   kmp_int64 *vec =
1783       (kmp_int64 *)__kmp_thread_malloc(th, sizeof(kmp_int64) * num_dims);
1784   for (kmp_int64 i = 0; i < num_dims; ++i) {
1785     vec[i] = (kmp_int64)count[i];
1786   }
1787   __kmpc_doacross_post(&loc, gtid, vec);
1788   __kmp_thread_free(th, vec);
1789 }
1790 
1791 // 8 byte versions of GOMP_doacross_post
1792 // This version can just pass in the count array directly instead of creating
1793 // a temporary array
1794 template <> void __kmp_GOMP_doacross_post<long, false>(long *count) {
1795   int gtid = __kmp_entry_gtid();
1796   MKLOC(loc, "GOMP_doacross_post");
1797   __kmpc_doacross_post(&loc, gtid, RCAST(kmp_int64 *, count));
1798 }
1799 
1800 template <typename T> void __kmp_GOMP_doacross_wait(T first, va_list args) {
1801   int gtid = __kmp_entry_gtid();
1802   kmp_info_t *th = __kmp_threads[gtid];
1803   MKLOC(loc, "GOMP_doacross_wait");
1804   kmp_int64 num_dims = th->th.th_dispatch->th_doacross_info[0];
1805   kmp_int64 *vec =
1806       (kmp_int64 *)__kmp_thread_malloc(th, sizeof(kmp_int64) * num_dims);
1807   vec[0] = (kmp_int64)first;
1808   for (kmp_int64 i = 1; i < num_dims; ++i) {
1809     T item = va_arg(args, T);
1810     vec[i] = (kmp_int64)item;
1811   }
1812   __kmpc_doacross_wait(&loc, gtid, vec);
1813   __kmp_thread_free(th, vec);
1814   return;
1815 }
1816 
1817 #ifdef __cplusplus
1818 extern "C" {
1819 #endif // __cplusplus
1820 
1821 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP)(
1822     void (*func)(void *), void *data, void (*copy_func)(void *, void *),
1823     long arg_size, long arg_align, unsigned gomp_flags, unsigned long num_tasks,
1824     int priority, long start, long end, long step) {
1825   __GOMP_taskloop<long>(func, data, copy_func, arg_size, arg_align, gomp_flags,
1826                         num_tasks, priority, start, end, step);
1827 }
1828 
1829 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP_ULL)(
1830     void (*func)(void *), void *data, void (*copy_func)(void *, void *),
1831     long arg_size, long arg_align, unsigned gomp_flags, unsigned long num_tasks,
1832     int priority, unsigned long long start, unsigned long long end,
1833     unsigned long long step) {
1834   __GOMP_taskloop<unsigned long long>(func, data, copy_func, arg_size,
1835                                       arg_align, gomp_flags, num_tasks,
1836                                       priority, start, end, step);
1837 }
1838 
1839 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_POST)(long *count) {
1840   __kmp_GOMP_doacross_post(count);
1841 }
1842 
1843 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_WAIT)(long first, ...) {
1844   va_list args;
1845   va_start(args, first);
1846   __kmp_GOMP_doacross_wait<long>(first, args);
1847   va_end(args);
1848 }
1849 
1850 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_POST)(
1851     unsigned long long *count) {
1852   int gtid = __kmp_entry_gtid();
1853   MKLOC(loc, "GOMP_doacross_ull_post");
1854   __kmpc_doacross_post(&loc, gtid, RCAST(kmp_int64 *, count));
1855 }
1856 
1857 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_WAIT)(
1858     unsigned long long first, ...) {
1859   va_list args;
1860   va_start(args, first);
1861   __kmp_GOMP_doacross_wait<unsigned long long>(first, args);
1862   va_end(args);
1863 }
1864 
1865 /* The following sections of code create aliases for the GOMP_* functions, then
1866    create versioned symbols using the assembler directive .symver. This is only
1867    pertinent for ELF .so library. The KMP_VERSION_SYMBOL macro is defined in
1868    kmp_os.h  */
1869 
1870 #ifdef KMP_USE_VERSION_SYMBOLS
1871 // GOMP_1.0 versioned symbols
1872 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ATOMIC_END, 10, "GOMP_1.0");
1873 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ATOMIC_START, 10, "GOMP_1.0");
1874 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_BARRIER, 10, "GOMP_1.0");
1875 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_END, 10, "GOMP_1.0");
1876 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_NAME_END, 10, "GOMP_1.0");
1877 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_NAME_START, 10, "GOMP_1.0");
1878 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_START, 10, "GOMP_1.0");
1879 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT, 10, "GOMP_1.0");
1880 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START, 10, "GOMP_1.0");
1881 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END, 10, "GOMP_1.0");
1882 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END_NOWAIT, 10, "GOMP_1.0");
1883 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT, 10, "GOMP_1.0");
1884 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_GUIDED_START, 10, "GOMP_1.0");
1885 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT, 10, "GOMP_1.0");
1886 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START, 10,
1887                    "GOMP_1.0");
1888 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT, 10, "GOMP_1.0");
1889 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START, 10, "GOMP_1.0");
1890 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT, 10, "GOMP_1.0");
1891 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START, 10,
1892                    "GOMP_1.0");
1893 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT, 10, "GOMP_1.0");
1894 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START, 10, "GOMP_1.0");
1895 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT, 10, "GOMP_1.0");
1896 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_RUNTIME_START, 10, "GOMP_1.0");
1897 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT, 10, "GOMP_1.0");
1898 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_STATIC_START, 10, "GOMP_1.0");
1899 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ORDERED_END, 10, "GOMP_1.0");
1900 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ORDERED_START, 10, "GOMP_1.0");
1901 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_END, 10, "GOMP_1.0");
1902 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START, 10,
1903                    "GOMP_1.0");
1904 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START, 10,
1905                    "GOMP_1.0");
1906 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START, 10,
1907                    "GOMP_1.0");
1908 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START, 10,
1909                    "GOMP_1.0");
1910 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START, 10, "GOMP_1.0");
1911 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_START, 10, "GOMP_1.0");
1912 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END, 10, "GOMP_1.0");
1913 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT, 10, "GOMP_1.0");
1914 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_NEXT, 10, "GOMP_1.0");
1915 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_START, 10, "GOMP_1.0");
1916 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_COPY_END, 10, "GOMP_1.0");
1917 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_COPY_START, 10, "GOMP_1.0");
1918 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_START, 10, "GOMP_1.0");
1919 
1920 // GOMP_2.0 versioned symbols
1921 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASK, 20, "GOMP_2.0");
1922 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKWAIT, 20, "GOMP_2.0");
1923 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT, 20, "GOMP_2.0");
1924 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START, 20, "GOMP_2.0");
1925 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT, 20, "GOMP_2.0");
1926 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START, 20, "GOMP_2.0");
1927 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT, 20,
1928                    "GOMP_2.0");
1929 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START, 20,
1930                    "GOMP_2.0");
1931 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT, 20,
1932                    "GOMP_2.0");
1933 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START, 20,
1934                    "GOMP_2.0");
1935 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT, 20,
1936                    "GOMP_2.0");
1937 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START, 20,
1938                    "GOMP_2.0");
1939 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT, 20,
1940                    "GOMP_2.0");
1941 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START, 20,
1942                    "GOMP_2.0");
1943 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT, 20, "GOMP_2.0");
1944 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START, 20, "GOMP_2.0");
1945 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT, 20, "GOMP_2.0");
1946 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START, 20, "GOMP_2.0");
1947 
1948 // GOMP_3.0 versioned symbols
1949 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKYIELD, 30, "GOMP_3.0");
1950 
1951 // GOMP_4.0 versioned symbols
1952 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL, 40, "GOMP_4.0");
1953 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_SECTIONS, 40, "GOMP_4.0");
1954 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC, 40, "GOMP_4.0");
1955 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED, 40, "GOMP_4.0");
1956 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME, 40, "GOMP_4.0");
1957 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC, 40, "GOMP_4.0");
1958 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_START, 40, "GOMP_4.0");
1959 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_END, 40, "GOMP_4.0");
1960 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_BARRIER_CANCEL, 40, "GOMP_4.0");
1961 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CANCEL, 40, "GOMP_4.0");
1962 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CANCELLATION_POINT, 40, "GOMP_4.0");
1963 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END_CANCEL, 40, "GOMP_4.0");
1964 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL, 40, "GOMP_4.0");
1965 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET, 40, "GOMP_4.0");
1966 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_DATA, 40, "GOMP_4.0");
1967 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_END_DATA, 40, "GOMP_4.0");
1968 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_UPDATE, 40, "GOMP_4.0");
1969 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TEAMS, 40, "GOMP_4.0");
1970 
1971 // GOMP_4.5 versioned symbols
1972 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKLOOP, 45, "GOMP_4.5");
1973 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKLOOP_ULL, 45, "GOMP_4.5");
1974 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_POST, 45, "GOMP_4.5");
1975 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_WAIT, 45, "GOMP_4.5");
1976 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_STATIC_START, 45,
1977                    "GOMP_4.5");
1978 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_DYNAMIC_START, 45,
1979                    "GOMP_4.5");
1980 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_GUIDED_START, 45,
1981                    "GOMP_4.5");
1982 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_RUNTIME_START, 45,
1983                    "GOMP_4.5");
1984 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_ULL_POST, 45, "GOMP_4.5");
1985 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_ULL_WAIT, 45, "GOMP_4.5");
1986 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_STATIC_START, 45,
1987                    "GOMP_4.5");
1988 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_DYNAMIC_START, 45,
1989                    "GOMP_4.5");
1990 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_GUIDED_START, 45,
1991                    "GOMP_4.5");
1992 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_RUNTIME_START, 45,
1993                    "GOMP_4.5");
1994 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_START, 45,
1995                    "GOMP_4.5");
1996 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_NEXT, 45,
1997                    "GOMP_4.5");
1998 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_START, 45,
1999                    "GOMP_4.5");
2000 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_NEXT, 45,
2001                    "GOMP_4.5");
2002 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_START, 45,
2003                    "GOMP_4.5");
2004 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_NEXT, 45,
2005                    "GOMP_4.5");
2006 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_START, 45,
2007                    "GOMP_4.5");
2008 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_NEXT, 45,
2009                    "GOMP_4.5");
2010 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_DYNAMIC, 45,
2011                    "GOMP_4.5");
2012 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_GUIDED, 45,
2013                    "GOMP_4.5");
2014 
2015 // GOMP_5.0 versioned symbols
2016 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_NEXT, 50,
2017                    "GOMP_5.0");
2018 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_MAYBE_NONMONOTONIC_RUNTIME_START, 50,
2019                    "GOMP_5.0");
2020 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_RUNTIME_NEXT, 50,
2021                    "GOMP_5.0");
2022 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_RUNTIME_START, 50,
2023                    "GOMP_5.0");
2024 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_NEXT,
2025                    50, "GOMP_5.0");
2026 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_MAYBE_NONMONOTONIC_RUNTIME_START,
2027                    50, "GOMP_5.0");
2028 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_NEXT, 50,
2029                    "GOMP_5.0");
2030 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_RUNTIME_START, 50,
2031                    "GOMP_5.0");
2032 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_RUNTIME, 50,
2033                    "GOMP_5.0");
2034 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_MAYBE_NONMONOTONIC_RUNTIME,
2035                    50, "GOMP_5.0");
2036 
2037 #endif // KMP_USE_VERSION_SYMBOLS
2038 
2039 #ifdef __cplusplus
2040 } // extern "C"
2041 #endif // __cplusplus
2042