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 
122 #if OMP_50_ENABLED
123   __kmp_resume_if_soft_paused();
124 #endif
125 
126   // 3rd parameter == FALSE prevents kmp_enter_single from pushing a
127   // workshare when USE_CHECKS is defined.  We need to avoid the push,
128   // as there is no corresponding GOMP_single_end() call.
129   kmp_int32 rc = __kmp_enter_single(gtid, &loc, FALSE);
130 
131 #if OMPT_SUPPORT && OMPT_OPTIONAL
132   kmp_info_t *this_thr = __kmp_threads[gtid];
133   kmp_team_t *team = this_thr->th.th_team;
134   int tid = __kmp_tid_from_gtid(gtid);
135 
136   if (ompt_enabled.enabled) {
137     if (rc) {
138       if (ompt_enabled.ompt_callback_work) {
139         ompt_callbacks.ompt_callback(ompt_callback_work)(
140             ompt_work_single_executor, ompt_scope_begin,
141             &(team->t.ompt_team_info.parallel_data),
142             &(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
143             1, OMPT_GET_RETURN_ADDRESS(0));
144       }
145     } else {
146       if (ompt_enabled.ompt_callback_work) {
147         ompt_callbacks.ompt_callback(ompt_callback_work)(
148             ompt_work_single_other, ompt_scope_begin,
149             &(team->t.ompt_team_info.parallel_data),
150             &(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
151             1, OMPT_GET_RETURN_ADDRESS(0));
152         ompt_callbacks.ompt_callback(ompt_callback_work)(
153             ompt_work_single_other, ompt_scope_end,
154             &(team->t.ompt_team_info.parallel_data),
155             &(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
156             1, OMPT_GET_RETURN_ADDRESS(0));
157       }
158     }
159   }
160 #endif
161 
162   return rc;
163 }
164 
165 void *KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_START)(void) {
166   void *retval;
167   int gtid = __kmp_entry_gtid();
168   MKLOC(loc, "GOMP_single_copy_start");
169   KA_TRACE(20, ("GOMP_single_copy_start: T#%d\n", gtid));
170 
171   if (!TCR_4(__kmp_init_parallel))
172     __kmp_parallel_initialize();
173 
174 #if OMP_50_ENABLED
175   __kmp_resume_if_soft_paused();
176 #endif
177 
178   // If this is the first thread to enter, return NULL.  The generated code will
179   // then call GOMP_single_copy_end() for this thread only, with the
180   // copyprivate data pointer as an argument.
181   if (__kmp_enter_single(gtid, &loc, FALSE))
182     return NULL;
183 
184 // Wait for the first thread to set the copyprivate data pointer,
185 // and for all other threads to reach this point.
186 
187 #if OMPT_SUPPORT && OMPT_OPTIONAL
188   ompt_frame_t *ompt_frame;
189   if (ompt_enabled.enabled) {
190     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
191     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
192     OMPT_STORE_RETURN_ADDRESS(gtid);
193   }
194 #endif
195   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
196 
197   // Retrieve the value of the copyprivate data point, and wait for all
198   // threads to do likewise, then return.
199   retval = __kmp_team_from_gtid(gtid)->t.t_copypriv_data;
200 #if OMPT_SUPPORT && OMPT_OPTIONAL
201   if (ompt_enabled.enabled) {
202     OMPT_STORE_RETURN_ADDRESS(gtid);
203   }
204 #endif
205   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
206 #if OMPT_SUPPORT && OMPT_OPTIONAL
207   if (ompt_enabled.enabled) {
208     ompt_frame->enter_frame = ompt_data_none;
209   }
210 #endif
211   return retval;
212 }
213 
214 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_END)(void *data) {
215   int gtid = __kmp_get_gtid();
216   KA_TRACE(20, ("GOMP_single_copy_end: T#%d\n", gtid));
217 
218   // Set the copyprivate data pointer fo the team, then hit the barrier so that
219   // the other threads will continue on and read it.  Hit another barrier before
220   // continuing, so that the know that the copyprivate data pointer has been
221   // propagated to all threads before trying to reuse the t_copypriv_data field.
222   __kmp_team_from_gtid(gtid)->t.t_copypriv_data = data;
223 #if OMPT_SUPPORT && OMPT_OPTIONAL
224   ompt_frame_t *ompt_frame;
225   if (ompt_enabled.enabled) {
226     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
227     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
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_STORE_RETURN_ADDRESS(gtid);
235   }
236 #endif
237   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
238 #if OMPT_SUPPORT && OMPT_OPTIONAL
239   if (ompt_enabled.enabled) {
240     ompt_frame->enter_frame = ompt_data_none;
241   }
242 #endif
243 }
244 
245 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_START)(void) {
246   int gtid = __kmp_entry_gtid();
247   MKLOC(loc, "GOMP_ordered_start");
248   KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
249 #if OMPT_SUPPORT && OMPT_OPTIONAL
250   OMPT_STORE_RETURN_ADDRESS(gtid);
251 #endif
252   __kmpc_ordered(&loc, gtid);
253 }
254 
255 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_END)(void) {
256   int gtid = __kmp_get_gtid();
257   MKLOC(loc, "GOMP_ordered_end");
258   KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
259 #if OMPT_SUPPORT && OMPT_OPTIONAL
260   OMPT_STORE_RETURN_ADDRESS(gtid);
261 #endif
262   __kmpc_end_ordered(&loc, gtid);
263 }
264 
265 // Dispatch macro defs
266 //
267 // They come in two flavors: 64-bit unsigned, and either 32-bit signed
268 // (IA-32 architecture) or 64-bit signed (Intel(R) 64).
269 
270 #if KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS
271 #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_4
272 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_4
273 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_4
274 #else
275 #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_8
276 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_8
277 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_8
278 #endif /* KMP_ARCH_X86 */
279 
280 #define KMP_DISPATCH_INIT_ULL __kmp_aux_dispatch_init_8u
281 #define KMP_DISPATCH_FINI_CHUNK_ULL __kmp_aux_dispatch_fini_chunk_8u
282 #define KMP_DISPATCH_NEXT_ULL __kmpc_dispatch_next_8u
283 
284 // The parallel contruct
285 
286 #ifndef KMP_DEBUG
287 static
288 #endif /* KMP_DEBUG */
289     void
290     __kmp_GOMP_microtask_wrapper(int *gtid, int *npr, void (*task)(void *),
291                                  void *data) {
292 #if OMPT_SUPPORT
293   kmp_info_t *thr;
294   ompt_frame_t *ompt_frame;
295   ompt_state_t enclosing_state;
296 
297   if (ompt_enabled.enabled) {
298     // get pointer to thread data structure
299     thr = __kmp_threads[*gtid];
300 
301     // save enclosing task state; set current state for task
302     enclosing_state = thr->th.ompt_thread_info.state;
303     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
304 
305     // set task frame
306     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
307     ompt_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
308   }
309 #endif
310 
311   task(data);
312 
313 #if OMPT_SUPPORT
314   if (ompt_enabled.enabled) {
315     // clear task frame
316     ompt_frame->exit_frame = ompt_data_none;
317 
318     // restore enclosing state
319     thr->th.ompt_thread_info.state = enclosing_state;
320   }
321 #endif
322 }
323 
324 #ifndef KMP_DEBUG
325 static
326 #endif /* KMP_DEBUG */
327     void
328     __kmp_GOMP_parallel_microtask_wrapper(int *gtid, int *npr,
329                                           void (*task)(void *), void *data,
330                                           unsigned num_threads, ident_t *loc,
331                                           enum sched_type schedule, long start,
332                                           long end, long incr,
333                                           long chunk_size) {
334   // Intialize the loop worksharing construct.
335 
336   KMP_DISPATCH_INIT(loc, *gtid, schedule, start, end, incr, chunk_size,
337                     schedule != kmp_sch_static);
338 
339 #if OMPT_SUPPORT
340   kmp_info_t *thr;
341   ompt_frame_t *ompt_frame;
342   ompt_state_t enclosing_state;
343 
344   if (ompt_enabled.enabled) {
345     thr = __kmp_threads[*gtid];
346     // save enclosing task state; set current state for task
347     enclosing_state = thr->th.ompt_thread_info.state;
348     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
349 
350     // set task frame
351     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
352     ompt_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
353   }
354 #endif
355 
356   // Now invoke the microtask.
357   task(data);
358 
359 #if OMPT_SUPPORT
360   if (ompt_enabled.enabled) {
361     // clear task frame
362     ompt_frame->exit_frame = ompt_data_none;
363 
364     // reset enclosing state
365     thr->th.ompt_thread_info.state = enclosing_state;
366   }
367 #endif
368 }
369 
370 #ifndef KMP_DEBUG
371 static
372 #endif /* KMP_DEBUG */
373     void
374     __kmp_GOMP_fork_call(ident_t *loc, int gtid, void (*unwrapped_task)(void *),
375                          microtask_t wrapper, int argc, ...) {
376   int rc;
377   kmp_info_t *thr = __kmp_threads[gtid];
378   kmp_team_t *team = thr->th.th_team;
379   int tid = __kmp_tid_from_gtid(gtid);
380 
381   va_list ap;
382   va_start(ap, argc);
383 
384   rc = __kmp_fork_call(loc, gtid, fork_context_gnu, argc, wrapper,
385                        __kmp_invoke_task_func,
386 #if (KMP_ARCH_X86_64 || KMP_ARCH_ARM || KMP_ARCH_AARCH64) && KMP_OS_LINUX
387                        &ap
388 #else
389                        ap
390 #endif
391                        );
392 
393   va_end(ap);
394 
395   if (rc) {
396     __kmp_run_before_invoked_task(gtid, tid, thr, team);
397   }
398 
399 #if OMPT_SUPPORT
400   int ompt_team_size;
401   if (ompt_enabled.enabled) {
402     ompt_team_info_t *team_info = __ompt_get_teaminfo(0, NULL);
403     ompt_task_info_t *task_info = __ompt_get_task_info_object(0);
404 
405     // implicit task callback
406     if (ompt_enabled.ompt_callback_implicit_task) {
407       ompt_team_size = __kmp_team_from_gtid(gtid)->t.t_nproc;
408       ompt_callbacks.ompt_callback(ompt_callback_implicit_task)(
409           ompt_scope_begin, &(team_info->parallel_data),
410           &(task_info->task_data), ompt_team_size, __kmp_tid_from_gtid(gtid), ompt_task_implicit); // TODO: Can this be ompt_task_initial?
411       task_info->thread_num = __kmp_tid_from_gtid(gtid);
412     }
413     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
414   }
415 #endif
416 }
417 
418 static void __kmp_GOMP_serialized_parallel(ident_t *loc, kmp_int32 gtid,
419                                            void (*task)(void *)) {
420 #if OMPT_SUPPORT
421   OMPT_STORE_RETURN_ADDRESS(gtid);
422 #endif
423   __kmp_serialized_parallel(loc, gtid);
424 }
425 
426 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_START)(void (*task)(void *),
427                                                        void *data,
428                                                        unsigned num_threads) {
429   int gtid = __kmp_entry_gtid();
430 
431 #if OMPT_SUPPORT
432   ompt_frame_t *parent_frame, *frame;
433 
434   if (ompt_enabled.enabled) {
435     __ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);
436     parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
437     OMPT_STORE_RETURN_ADDRESS(gtid);
438   }
439 #endif
440 
441   MKLOC(loc, "GOMP_parallel_start");
442   KA_TRACE(20, ("GOMP_parallel_start: T#%d\n", gtid));
443 
444   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
445     if (num_threads != 0) {
446       __kmp_push_num_threads(&loc, gtid, num_threads);
447     }
448     __kmp_GOMP_fork_call(&loc, gtid, task,
449                          (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
450                          data);
451   } else {
452     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
453   }
454 
455 #if OMPT_SUPPORT
456   if (ompt_enabled.enabled) {
457     __ompt_get_task_info_internal(0, NULL, NULL, &frame, NULL, NULL);
458     frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
459   }
460 #endif
461 }
462 
463 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)(void) {
464   int gtid = __kmp_get_gtid();
465   kmp_info_t *thr;
466 
467   thr = __kmp_threads[gtid];
468 
469   MKLOC(loc, "GOMP_parallel_end");
470   KA_TRACE(20, ("GOMP_parallel_end: T#%d\n", gtid));
471 
472   if (!thr->th.th_team->t.t_serialized) {
473     __kmp_run_after_invoked_task(gtid, __kmp_tid_from_gtid(gtid), thr,
474                                  thr->th.th_team);
475 
476 #if OMPT_SUPPORT
477     if (ompt_enabled.enabled) {
478       // Implicit task is finished here, in the barrier we might schedule
479       // deferred tasks,
480       // these don't see the implicit task on the stack
481       OMPT_CUR_TASK_INFO(thr)->frame.exit_frame = ompt_data_none;
482     }
483 #endif
484 
485     __kmp_join_call(&loc, gtid
486 #if OMPT_SUPPORT
487                     ,
488                     fork_context_gnu
489 #endif
490                     );
491   } else {
492     __kmpc_end_serialized_parallel(&loc, gtid);
493   }
494 }
495 
496 // Loop worksharing constructs
497 
498 // The Gnu codegen passes in an exclusive upper bound for the overall range,
499 // but the libguide dispatch code expects an inclusive upper bound, hence the
500 // "end - incr" 5th argument to KMP_DISPATCH_INIT (and the " ub - str" 11th
501 // argument to __kmp_GOMP_fork_call).
502 //
503 // Conversely, KMP_DISPATCH_NEXT returns and inclusive upper bound in *p_ub,
504 // but the Gnu codegen expects an excluside upper bound, so the adjustment
505 // "*p_ub += stride" compenstates for the discrepancy.
506 //
507 // Correction: the gnu codegen always adjusts the upper bound by +-1, not the
508 // stride value.  We adjust the dispatch parameters accordingly (by +-1), but
509 // we still adjust p_ub by the actual stride value.
510 //
511 // The "runtime" versions do not take a chunk_sz parameter.
512 //
513 // The profile lib cannot support construct checking of unordered loops that
514 // are predetermined by the compiler to be statically scheduled, as the gcc
515 // codegen will not always emit calls to GOMP_loop_static_next() to get the
516 // next iteration.  Instead, it emits inline code to call omp_get_thread_num()
517 // num and calculate the iteration space using the result.  It doesn't do this
518 // with ordered static loop, so they can be checked.
519 
520 #if OMPT_SUPPORT
521 #define IF_OMPT_SUPPORT(code) code
522 #else
523 #define IF_OMPT_SUPPORT(code)
524 #endif
525 
526 #define LOOP_START(func, schedule)                                             \
527   int func(long lb, long ub, long str, long chunk_sz, long *p_lb,              \
528            long *p_ub) {                                                       \
529     int status;                                                                \
530     long stride;                                                               \
531     int gtid = __kmp_entry_gtid();                                             \
532     MKLOC(loc, KMP_STR(func));                                                 \
533     KA_TRACE(                                                                  \
534         20,                                                                    \
535         (KMP_STR(                                                              \
536              func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n",  \
537          gtid, lb, ub, str, chunk_sz));                                        \
538                                                                                \
539     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
540       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
541       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
542                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,        \
543                         (schedule) != kmp_sch_static);                         \
544       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
545       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
546                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
547       if (status) {                                                            \
548         KMP_DEBUG_ASSERT(stride == str);                                       \
549         *p_ub += (str > 0) ? 1 : -1;                                           \
550       }                                                                        \
551     } else {                                                                   \
552       status = 0;                                                              \
553     }                                                                          \
554                                                                                \
555     KA_TRACE(                                                                  \
556         20,                                                                    \
557         (KMP_STR(                                                              \
558              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
559          gtid, *p_lb, *p_ub, status));                                         \
560     return status;                                                             \
561   }
562 
563 #define LOOP_RUNTIME_START(func, schedule)                                     \
564   int func(long lb, long ub, long str, long *p_lb, long *p_ub) {               \
565     int status;                                                                \
566     long stride;                                                               \
567     long chunk_sz = 0;                                                         \
568     int gtid = __kmp_entry_gtid();                                             \
569     MKLOC(loc, KMP_STR(func));                                                 \
570     KA_TRACE(                                                                  \
571         20,                                                                    \
572         (KMP_STR(func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n", \
573          gtid, lb, ub, str, chunk_sz));                                        \
574                                                                                \
575     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
576       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
577       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
578                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, TRUE); \
579       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
580       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
581                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
582       if (status) {                                                            \
583         KMP_DEBUG_ASSERT(stride == str);                                       \
584         *p_ub += (str > 0) ? 1 : -1;                                           \
585       }                                                                        \
586     } else {                                                                   \
587       status = 0;                                                              \
588     }                                                                          \
589                                                                                \
590     KA_TRACE(                                                                  \
591         20,                                                                    \
592         (KMP_STR(                                                              \
593              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
594          gtid, *p_lb, *p_ub, status));                                         \
595     return status;                                                             \
596   }
597 
598 #if OMP_45_ENABLED
599 #define KMP_DOACROSS_FINI(status, gtid)                                        \
600   if (!status && __kmp_threads[gtid]->th.th_dispatch->th_doacross_flags) {     \
601     __kmpc_doacross_fini(NULL, gtid);                                          \
602   }
603 #else
604 #define KMP_DOACROSS_FINI(status, gtid) /* Nothing */
605 #endif
606 
607 #define LOOP_NEXT(func, fini_code)                                             \
608   int func(long *p_lb, long *p_ub) {                                           \
609     int status;                                                                \
610     long stride;                                                               \
611     int gtid = __kmp_get_gtid();                                               \
612     MKLOC(loc, KMP_STR(func));                                                 \
613     KA_TRACE(20, (KMP_STR(func) ": T#%d\n", gtid));                            \
614                                                                                \
615     IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                          \
616     fini_code status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,    \
617                                          (kmp_int *)p_ub, (kmp_int *)&stride); \
618     if (status) {                                                              \
619       *p_ub += (stride > 0) ? 1 : -1;                                          \
620     }                                                                          \
621     KMP_DOACROSS_FINI(status, gtid)                                            \
622                                                                                \
623     KA_TRACE(                                                                  \
624         20,                                                                    \
625         (KMP_STR(func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, stride 0x%lx, " \
626                        "returning %d\n",                                       \
627          gtid, *p_lb, *p_ub, stride, status));                                 \
628     return status;                                                             \
629   }
630 
631 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_STATIC_START), kmp_sch_static)
632 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT), {})
633 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START),
634            kmp_sch_dynamic_chunked)
635 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT), {})
636 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_GUIDED_START),
637            kmp_sch_guided_chunked)
638 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT), {})
639 LOOP_RUNTIME_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_RUNTIME_START),
640                    kmp_sch_runtime)
641 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT), {})
642 
643 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START),
644            kmp_ord_static)
645 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT),
646           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
647 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START),
648            kmp_ord_dynamic_chunked)
649 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT),
650           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
651 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START),
652            kmp_ord_guided_chunked)
653 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT),
654           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
655 LOOP_RUNTIME_START(
656     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START),
657     kmp_ord_runtime)
658 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT),
659           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
660 
661 #if OMP_45_ENABLED
662 #define LOOP_DOACROSS_START(func, schedule)                                    \
663   bool func(unsigned ncounts, long *counts, long chunk_sz, long *p_lb,         \
664             long *p_ub) {                                                      \
665     int status;                                                                \
666     long stride, lb, ub, str;                                                  \
667     int gtid = __kmp_entry_gtid();                                             \
668     struct kmp_dim *dims =                                                     \
669         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
670     MKLOC(loc, KMP_STR(func));                                                 \
671     for (unsigned i = 0; i < ncounts; ++i) {                                   \
672       dims[i].lo = 0;                                                          \
673       dims[i].up = counts[i] - 1;                                              \
674       dims[i].st = 1;                                                          \
675     }                                                                          \
676     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
677     lb = 0;                                                                    \
678     ub = counts[0];                                                            \
679     str = 1;                                                                   \
680     KA_TRACE(20, (KMP_STR(func) ": T#%d, ncounts %u, lb 0x%lx, ub 0x%lx, str " \
681                                 "0x%lx, chunk_sz "                             \
682                                 "0x%lx\n",                                     \
683                   gtid, ncounts, lb, ub, str, chunk_sz));                      \
684                                                                                \
685     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
686       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
687                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,        \
688                         (schedule) != kmp_sch_static);                         \
689       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
690                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
691       if (status) {                                                            \
692         KMP_DEBUG_ASSERT(stride == str);                                       \
693         *p_ub += (str > 0) ? 1 : -1;                                           \
694       }                                                                        \
695     } else {                                                                   \
696       status = 0;                                                              \
697     }                                                                          \
698     KMP_DOACROSS_FINI(status, gtid);                                           \
699                                                                                \
700     KA_TRACE(                                                                  \
701         20,                                                                    \
702         (KMP_STR(                                                              \
703              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
704          gtid, *p_lb, *p_ub, status));                                         \
705     __kmp_free(dims);                                                          \
706     return status;                                                             \
707   }
708 
709 #define LOOP_DOACROSS_RUNTIME_START(func, schedule)                            \
710   int func(unsigned ncounts, long *counts, long *p_lb, long *p_ub) {           \
711     int status;                                                                \
712     long stride, lb, ub, str;                                                  \
713     long chunk_sz = 0;                                                         \
714     int gtid = __kmp_entry_gtid();                                             \
715     struct kmp_dim *dims =                                                     \
716         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
717     MKLOC(loc, KMP_STR(func));                                                 \
718     for (unsigned i = 0; i < ncounts; ++i) {                                   \
719       dims[i].lo = 0;                                                          \
720       dims[i].up = counts[i] - 1;                                              \
721       dims[i].st = 1;                                                          \
722     }                                                                          \
723     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
724     lb = 0;                                                                    \
725     ub = counts[0];                                                            \
726     str = 1;                                                                   \
727     KA_TRACE(                                                                  \
728         20,                                                                    \
729         (KMP_STR(func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n", \
730          gtid, lb, ub, str, chunk_sz));                                        \
731                                                                                \
732     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
733       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
734                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, TRUE); \
735       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
736                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
737       if (status) {                                                            \
738         KMP_DEBUG_ASSERT(stride == str);                                       \
739         *p_ub += (str > 0) ? 1 : -1;                                           \
740       }                                                                        \
741     } else {                                                                   \
742       status = 0;                                                              \
743     }                                                                          \
744     KMP_DOACROSS_FINI(status, gtid);                                           \
745                                                                                \
746     KA_TRACE(                                                                  \
747         20,                                                                    \
748         (KMP_STR(                                                              \
749              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
750          gtid, *p_lb, *p_ub, status));                                         \
751     __kmp_free(dims);                                                          \
752     return status;                                                             \
753   }
754 
755 LOOP_DOACROSS_START(
756     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_STATIC_START),
757     kmp_sch_static)
758 LOOP_DOACROSS_START(
759     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_DYNAMIC_START),
760     kmp_sch_dynamic_chunked)
761 LOOP_DOACROSS_START(
762     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_GUIDED_START),
763     kmp_sch_guided_chunked)
764 LOOP_DOACROSS_RUNTIME_START(
765     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_RUNTIME_START),
766     kmp_sch_runtime)
767 #endif // OMP_45_ENABLED
768 
769 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END)(void) {
770   int gtid = __kmp_get_gtid();
771   KA_TRACE(20, ("GOMP_loop_end: T#%d\n", gtid))
772 
773 #if OMPT_SUPPORT && OMPT_OPTIONAL
774   ompt_frame_t *ompt_frame;
775   if (ompt_enabled.enabled) {
776     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
777     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
778     OMPT_STORE_RETURN_ADDRESS(gtid);
779   }
780 #endif
781   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
782 #if OMPT_SUPPORT && OMPT_OPTIONAL
783   if (ompt_enabled.enabled) {
784     ompt_frame->enter_frame = ompt_data_none;
785   }
786 #endif
787 
788   KA_TRACE(20, ("GOMP_loop_end exit: T#%d\n", gtid))
789 }
790 
791 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_NOWAIT)(void) {
792   KA_TRACE(20, ("GOMP_loop_end_nowait: T#%d\n", __kmp_get_gtid()))
793 }
794 
795 // Unsigned long long loop worksharing constructs
796 //
797 // These are new with gcc 4.4
798 
799 #define LOOP_START_ULL(func, schedule)                                         \
800   int func(int up, unsigned long long lb, unsigned long long ub,               \
801            unsigned long long str, unsigned long long chunk_sz,                \
802            unsigned long long *p_lb, unsigned long long *p_ub) {               \
803     int status;                                                                \
804     long long str2 = up ? ((long long)str) : -((long long)str);                \
805     long long stride;                                                          \
806     int gtid = __kmp_entry_gtid();                                             \
807     MKLOC(loc, KMP_STR(func));                                                 \
808                                                                                \
809     KA_TRACE(20, (KMP_STR(func) ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str "    \
810                                 "0x%llx, chunk_sz 0x%llx\n",                   \
811                   gtid, up, lb, ub, str, chunk_sz));                           \
812                                                                                \
813     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
814       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
815                             (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz,  \
816                             (schedule) != kmp_sch_static);                     \
817       status =                                                                 \
818           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
819                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
820       if (status) {                                                            \
821         KMP_DEBUG_ASSERT(stride == str2);                                      \
822         *p_ub += (str > 0) ? 1 : -1;                                           \
823       }                                                                        \
824     } else {                                                                   \
825       status = 0;                                                              \
826     }                                                                          \
827                                                                                \
828     KA_TRACE(                                                                  \
829         20,                                                                    \
830         (KMP_STR(                                                              \
831              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
832          gtid, *p_lb, *p_ub, status));                                         \
833     return status;                                                             \
834   }
835 
836 #define LOOP_RUNTIME_START_ULL(func, schedule)                                 \
837   int func(int up, unsigned long long lb, unsigned long long ub,               \
838            unsigned long long str, unsigned long long *p_lb,                   \
839            unsigned long long *p_ub) {                                         \
840     int status;                                                                \
841     long long str2 = up ? ((long long)str) : -((long long)str);                \
842     unsigned long long stride;                                                 \
843     unsigned long long chunk_sz = 0;                                           \
844     int gtid = __kmp_entry_gtid();                                             \
845     MKLOC(loc, KMP_STR(func));                                                 \
846                                                                                \
847     KA_TRACE(20, (KMP_STR(func) ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str "    \
848                                 "0x%llx, chunk_sz 0x%llx\n",                   \
849                   gtid, up, lb, ub, str, chunk_sz));                           \
850                                                                                \
851     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
852       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
853                             (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz,  \
854                             TRUE);                                             \
855       status =                                                                 \
856           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
857                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
858       if (status) {                                                            \
859         KMP_DEBUG_ASSERT((long long)stride == str2);                           \
860         *p_ub += (str > 0) ? 1 : -1;                                           \
861       }                                                                        \
862     } else {                                                                   \
863       status = 0;                                                              \
864     }                                                                          \
865                                                                                \
866     KA_TRACE(                                                                  \
867         20,                                                                    \
868         (KMP_STR(                                                              \
869              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
870          gtid, *p_lb, *p_ub, status));                                         \
871     return status;                                                             \
872   }
873 
874 #define LOOP_NEXT_ULL(func, fini_code)                                         \
875   int func(unsigned long long *p_lb, unsigned long long *p_ub) {               \
876     int status;                                                                \
877     long long stride;                                                          \
878     int gtid = __kmp_get_gtid();                                               \
879     MKLOC(loc, KMP_STR(func));                                                 \
880     KA_TRACE(20, (KMP_STR(func) ": T#%d\n", gtid));                            \
881                                                                                \
882     fini_code status =                                                         \
883         KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,            \
884                               (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);       \
885     if (status) {                                                              \
886       *p_ub += (stride > 0) ? 1 : -1;                                          \
887     }                                                                          \
888                                                                                \
889     KA_TRACE(                                                                  \
890         20,                                                                    \
891         (KMP_STR(                                                              \
892              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, stride 0x%llx, "  \
893                    "returning %d\n",                                           \
894          gtid, *p_lb, *p_ub, stride, status));                                 \
895     return status;                                                             \
896   }
897 
898 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START),
899                kmp_sch_static)
900 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT), {})
901 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START),
902                kmp_sch_dynamic_chunked)
903 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT), {})
904 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START),
905                kmp_sch_guided_chunked)
906 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT), {})
907 LOOP_RUNTIME_START_ULL(
908     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START), kmp_sch_runtime)
909 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT), {})
910 
911 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START),
912                kmp_ord_static)
913 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT),
914               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
915 LOOP_START_ULL(
916     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START),
917     kmp_ord_dynamic_chunked)
918 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT),
919               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
920 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START),
921                kmp_ord_guided_chunked)
922 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT),
923               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
924 LOOP_RUNTIME_START_ULL(
925     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START),
926     kmp_ord_runtime)
927 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT),
928               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
929 
930 #if OMP_45_ENABLED
931 #define LOOP_DOACROSS_START_ULL(func, schedule)                                \
932   int func(unsigned ncounts, unsigned long long *counts,                       \
933            unsigned long long chunk_sz, unsigned long long *p_lb,              \
934            unsigned long long *p_ub) {                                         \
935     int status;                                                                \
936     long long stride, str, lb, ub;                                             \
937     int gtid = __kmp_entry_gtid();                                             \
938     struct kmp_dim *dims =                                                     \
939         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
940     MKLOC(loc, KMP_STR(func));                                                 \
941     for (unsigned i = 0; i < ncounts; ++i) {                                   \
942       dims[i].lo = 0;                                                          \
943       dims[i].up = counts[i] - 1;                                              \
944       dims[i].st = 1;                                                          \
945     }                                                                          \
946     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
947     lb = 0;                                                                    \
948     ub = counts[0];                                                            \
949     str = 1;                                                                   \
950                                                                                \
951     KA_TRACE(20, (KMP_STR(func) ": T#%d, lb 0x%llx, ub 0x%llx, str "           \
952                                 "0x%llx, chunk_sz 0x%llx\n",                   \
953                   gtid, lb, ub, str, chunk_sz));                               \
954                                                                                \
955     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
956       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
957                             (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,    \
958                             (schedule) != kmp_sch_static);                     \
959       status =                                                                 \
960           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
961                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
962       if (status) {                                                            \
963         KMP_DEBUG_ASSERT(stride == str);                                       \
964         *p_ub += (str > 0) ? 1 : -1;                                           \
965       }                                                                        \
966     } else {                                                                   \
967       status = 0;                                                              \
968     }                                                                          \
969     KMP_DOACROSS_FINI(status, gtid);                                           \
970                                                                                \
971     KA_TRACE(                                                                  \
972         20,                                                                    \
973         (KMP_STR(                                                              \
974              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
975          gtid, *p_lb, *p_ub, status));                                         \
976     __kmp_free(dims);                                                          \
977     return status;                                                             \
978   }
979 
980 #define LOOP_DOACROSS_RUNTIME_START_ULL(func, schedule)                        \
981   int func(unsigned ncounts, unsigned long long *counts,                       \
982            unsigned long long *p_lb, unsigned long long *p_ub) {               \
983     int status;                                                                \
984     unsigned long long stride, str, lb, ub;                                    \
985     unsigned long long chunk_sz = 0;                                           \
986     int gtid = __kmp_entry_gtid();                                             \
987     struct kmp_dim *dims =                                                     \
988         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
989     MKLOC(loc, KMP_STR(func));                                                 \
990     for (unsigned i = 0; i < ncounts; ++i) {                                   \
991       dims[i].lo = 0;                                                          \
992       dims[i].up = counts[i] - 1;                                              \
993       dims[i].st = 1;                                                          \
994     }                                                                          \
995     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
996     lb = 0;                                                                    \
997     ub = counts[0];                                                            \
998     str = 1;                                                                   \
999     KA_TRACE(20, (KMP_STR(func) ": T#%d, lb 0x%llx, ub 0x%llx, str "           \
1000                                 "0x%llx, chunk_sz 0x%llx\n",                   \
1001                   gtid, lb, ub, str, chunk_sz));                               \
1002                                                                                \
1003     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
1004       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
1005                             (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,    \
1006                             TRUE);                                             \
1007       status =                                                                 \
1008           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
1009                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
1010       if (status) {                                                            \
1011         KMP_DEBUG_ASSERT(stride == str);                                       \
1012         *p_ub += (str > 0) ? 1 : -1;                                           \
1013       }                                                                        \
1014     } else {                                                                   \
1015       status = 0;                                                              \
1016     }                                                                          \
1017     KMP_DOACROSS_FINI(status, gtid);                                           \
1018                                                                                \
1019     KA_TRACE(                                                                  \
1020         20,                                                                    \
1021         (KMP_STR(                                                              \
1022              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
1023          gtid, *p_lb, *p_ub, status));                                         \
1024     __kmp_free(dims);                                                          \
1025     return status;                                                             \
1026   }
1027 
1028 LOOP_DOACROSS_START_ULL(
1029     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_STATIC_START),
1030     kmp_sch_static)
1031 LOOP_DOACROSS_START_ULL(
1032     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_DYNAMIC_START),
1033     kmp_sch_dynamic_chunked)
1034 LOOP_DOACROSS_START_ULL(
1035     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_GUIDED_START),
1036     kmp_sch_guided_chunked)
1037 LOOP_DOACROSS_RUNTIME_START_ULL(
1038     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_RUNTIME_START),
1039     kmp_sch_runtime)
1040 #endif
1041 
1042 // Combined parallel / loop worksharing constructs
1043 //
1044 // There are no ull versions (yet).
1045 
1046 #define PARALLEL_LOOP_START(func, schedule, ompt_pre, ompt_post)               \
1047   void func(void (*task)(void *), void *data, unsigned num_threads, long lb,   \
1048             long ub, long str, long chunk_sz) {                                \
1049     int gtid = __kmp_entry_gtid();                                             \
1050     MKLOC(loc, KMP_STR(func));                                                 \
1051     KA_TRACE(                                                                  \
1052         20,                                                                    \
1053         (KMP_STR(                                                              \
1054              func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n",  \
1055          gtid, lb, ub, str, chunk_sz));                                        \
1056                                                                                \
1057     ompt_pre();                                                                \
1058                                                                                \
1059     if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {                       \
1060       if (num_threads != 0) {                                                  \
1061         __kmp_push_num_threads(&loc, gtid, num_threads);                       \
1062       }                                                                        \
1063       __kmp_GOMP_fork_call(&loc, gtid, task,                                   \
1064                            (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
1065                            9, task, data, num_threads, &loc, (schedule), lb,   \
1066                            (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz);    \
1067       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid));                        \
1068     } else {                                                                   \
1069       __kmp_GOMP_serialized_parallel(&loc, gtid, task);                        \
1070       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid));                        \
1071     }                                                                          \
1072                                                                                \
1073     KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                              \
1074                       (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,          \
1075                       (schedule) != kmp_sch_static);                           \
1076                                                                                \
1077     ompt_post();                                                               \
1078                                                                                \
1079     KA_TRACE(20, (KMP_STR(func) " exit: T#%d\n", gtid));                       \
1080   }
1081 
1082 #if OMPT_SUPPORT && OMPT_OPTIONAL
1083 
1084 #define OMPT_LOOP_PRE()                                                        \
1085   ompt_frame_t *parent_frame;                                                  \
1086   if (ompt_enabled.enabled) {                                                  \
1087     __ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);   \
1088     parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);                 \
1089     OMPT_STORE_RETURN_ADDRESS(gtid);                                           \
1090   }
1091 
1092 #define OMPT_LOOP_POST()                                                       \
1093   if (ompt_enabled.enabled) {                                                  \
1094     parent_frame->enter_frame = ompt_data_none;                                \
1095   }
1096 
1097 #else
1098 
1099 #define OMPT_LOOP_PRE()
1100 
1101 #define OMPT_LOOP_POST()
1102 
1103 #endif
1104 
1105 PARALLEL_LOOP_START(
1106     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START),
1107     kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1108 PARALLEL_LOOP_START(
1109     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START),
1110     kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1111 PARALLEL_LOOP_START(
1112     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START),
1113     kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1114 PARALLEL_LOOP_START(
1115     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START),
1116     kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1117 
1118 // Tasking constructs
1119 
1120 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASK)(void (*func)(void *), void *data,
1121                                              void (*copy_func)(void *, void *),
1122                                              long arg_size, long arg_align,
1123                                              bool if_cond, unsigned gomp_flags
1124 #if OMP_40_ENABLED
1125                                              ,
1126                                              void **depend
1127 #endif
1128                                              ) {
1129   MKLOC(loc, "GOMP_task");
1130   int gtid = __kmp_entry_gtid();
1131   kmp_int32 flags = 0;
1132   kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags;
1133 
1134   KA_TRACE(20, ("GOMP_task: T#%d\n", gtid));
1135 
1136   // The low-order bit is the "untied" flag
1137   if (!(gomp_flags & 1)) {
1138     input_flags->tiedness = 1;
1139   }
1140   // The second low-order bit is the "final" flag
1141   if (gomp_flags & 2) {
1142     input_flags->final = 1;
1143   }
1144   input_flags->native = 1;
1145   // __kmp_task_alloc() sets up all other flags
1146 
1147   if (!if_cond) {
1148     arg_size = 0;
1149   }
1150 
1151   kmp_task_t *task = __kmp_task_alloc(
1152       &loc, gtid, input_flags, sizeof(kmp_task_t),
1153       arg_size ? arg_size + arg_align - 1 : 0, (kmp_routine_entry_t)func);
1154 
1155   if (arg_size > 0) {
1156     if (arg_align > 0) {
1157       task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) /
1158                                arg_align * arg_align);
1159     }
1160     // else error??
1161 
1162     if (copy_func) {
1163       (*copy_func)(task->shareds, data);
1164     } else {
1165       KMP_MEMCPY(task->shareds, data, arg_size);
1166     }
1167   }
1168 
1169 #if OMPT_SUPPORT
1170   kmp_taskdata_t *current_task;
1171   if (ompt_enabled.enabled) {
1172     OMPT_STORE_RETURN_ADDRESS(gtid);
1173     current_task = __kmp_threads[gtid]->th.th_current_task;
1174     current_task->ompt_task_info.frame.enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1175   }
1176 #endif
1177 
1178   if (if_cond) {
1179 #if OMP_40_ENABLED
1180     if (gomp_flags & 8) {
1181       KMP_ASSERT(depend);
1182       const size_t ndeps = (kmp_intptr_t)depend[0];
1183       const size_t nout = (kmp_intptr_t)depend[1];
1184       kmp_depend_info_t dep_list[ndeps];
1185 
1186       for (size_t i = 0U; i < ndeps; i++) {
1187         dep_list[i].base_addr = (kmp_intptr_t)depend[2U + i];
1188         dep_list[i].len = 0U;
1189         dep_list[i].flags.in = 1;
1190         dep_list[i].flags.out = (i < nout);
1191       }
1192       __kmpc_omp_task_with_deps(&loc, gtid, task, ndeps, dep_list, 0, NULL);
1193     } else {
1194 #endif
1195       __kmpc_omp_task(&loc, gtid, task);
1196     }
1197   } else {
1198 #if OMPT_SUPPORT
1199     ompt_thread_info_t oldInfo;
1200     kmp_info_t *thread;
1201     kmp_taskdata_t *taskdata;
1202     if (ompt_enabled.enabled) {
1203       // Store the threads states and restore them after the task
1204       thread = __kmp_threads[gtid];
1205       taskdata = KMP_TASK_TO_TASKDATA(task);
1206       oldInfo = thread->th.ompt_thread_info;
1207       thread->th.ompt_thread_info.wait_id = 0;
1208       thread->th.ompt_thread_info.state = ompt_state_work_parallel;
1209       taskdata->ompt_task_info.frame.exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1210       OMPT_STORE_RETURN_ADDRESS(gtid);
1211     }
1212 #endif
1213 
1214     __kmpc_omp_task_begin_if0(&loc, gtid, task);
1215     func(data);
1216     __kmpc_omp_task_complete_if0(&loc, gtid, task);
1217 
1218 #if OMPT_SUPPORT
1219     if (ompt_enabled.enabled) {
1220       thread->th.ompt_thread_info = oldInfo;
1221       taskdata->ompt_task_info.frame.exit_frame = ompt_data_none;
1222     }
1223 #endif
1224   }
1225 #if OMPT_SUPPORT
1226   if (ompt_enabled.enabled) {
1227     current_task->ompt_task_info.frame.enter_frame = ompt_data_none;
1228   }
1229 #endif
1230 
1231   KA_TRACE(20, ("GOMP_task exit: T#%d\n", gtid));
1232 }
1233 
1234 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKWAIT)(void) {
1235   MKLOC(loc, "GOMP_taskwait");
1236   int gtid = __kmp_entry_gtid();
1237 
1238 #if OMPT_SUPPORT
1239   if (ompt_enabled.enabled)
1240     OMPT_STORE_RETURN_ADDRESS(gtid);
1241 #endif
1242 
1243   KA_TRACE(20, ("GOMP_taskwait: T#%d\n", gtid));
1244 
1245   __kmpc_omp_taskwait(&loc, gtid);
1246 
1247   KA_TRACE(20, ("GOMP_taskwait exit: T#%d\n", gtid));
1248 }
1249 
1250 // Sections worksharing constructs
1251 //
1252 // For the sections construct, we initialize a dynamically scheduled loop
1253 // worksharing construct with lb 1 and stride 1, and use the iteration #'s
1254 // that its returns as sections ids.
1255 //
1256 // There are no special entry points for ordered sections, so we always use
1257 // the dynamically scheduled workshare, even if the sections aren't ordered.
1258 
1259 unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_START)(unsigned count) {
1260   int status;
1261   kmp_int lb, ub, stride;
1262   int gtid = __kmp_entry_gtid();
1263   MKLOC(loc, "GOMP_sections_start");
1264   KA_TRACE(20, ("GOMP_sections_start: T#%d\n", gtid));
1265 
1266   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1267 
1268   status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
1269   if (status) {
1270     KMP_DEBUG_ASSERT(stride == 1);
1271     KMP_DEBUG_ASSERT(lb > 0);
1272     KMP_ASSERT(lb == ub);
1273   } else {
1274     lb = 0;
1275   }
1276 
1277   KA_TRACE(20, ("GOMP_sections_start exit: T#%d returning %u\n", gtid,
1278                 (unsigned)lb));
1279   return (unsigned)lb;
1280 }
1281 
1282 unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_NEXT)(void) {
1283   int status;
1284   kmp_int lb, ub, stride;
1285   int gtid = __kmp_get_gtid();
1286   MKLOC(loc, "GOMP_sections_next");
1287   KA_TRACE(20, ("GOMP_sections_next: T#%d\n", gtid));
1288 
1289 #if OMPT_SUPPORT
1290   OMPT_STORE_RETURN_ADDRESS(gtid);
1291 #endif
1292 
1293   status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
1294   if (status) {
1295     KMP_DEBUG_ASSERT(stride == 1);
1296     KMP_DEBUG_ASSERT(lb > 0);
1297     KMP_ASSERT(lb == ub);
1298   } else {
1299     lb = 0;
1300   }
1301 
1302   KA_TRACE(
1303       20, ("GOMP_sections_next exit: T#%d returning %u\n", gtid, (unsigned)lb));
1304   return (unsigned)lb;
1305 }
1306 
1307 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START)(
1308     void (*task)(void *), void *data, unsigned num_threads, unsigned count) {
1309   int gtid = __kmp_entry_gtid();
1310 
1311 #if OMPT_SUPPORT
1312   ompt_frame_t *parent_frame;
1313 
1314   if (ompt_enabled.enabled) {
1315     __ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);
1316     parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1317     OMPT_STORE_RETURN_ADDRESS(gtid);
1318   }
1319 #endif
1320 
1321   MKLOC(loc, "GOMP_parallel_sections_start");
1322   KA_TRACE(20, ("GOMP_parallel_sections_start: T#%d\n", gtid));
1323 
1324   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1325     if (num_threads != 0) {
1326       __kmp_push_num_threads(&loc, gtid, num_threads);
1327     }
1328     __kmp_GOMP_fork_call(&loc, gtid, task,
1329                          (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1330                          task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1331                          (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1332   } else {
1333     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1334   }
1335 
1336 #if OMPT_SUPPORT
1337   if (ompt_enabled.enabled) {
1338     parent_frame->enter_frame = ompt_data_none;
1339   }
1340 #endif
1341 
1342   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1343 
1344   KA_TRACE(20, ("GOMP_parallel_sections_start exit: T#%d\n", gtid));
1345 }
1346 
1347 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END)(void) {
1348   int gtid = __kmp_get_gtid();
1349   KA_TRACE(20, ("GOMP_sections_end: T#%d\n", gtid))
1350 
1351 #if OMPT_SUPPORT
1352   ompt_frame_t *ompt_frame;
1353   if (ompt_enabled.enabled) {
1354     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
1355     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1356     OMPT_STORE_RETURN_ADDRESS(gtid);
1357   }
1358 #endif
1359   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
1360 #if OMPT_SUPPORT
1361   if (ompt_enabled.enabled) {
1362     ompt_frame->enter_frame = ompt_data_none;
1363   }
1364 #endif
1365 
1366   KA_TRACE(20, ("GOMP_sections_end exit: T#%d\n", gtid))
1367 }
1368 
1369 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT)(void) {
1370   KA_TRACE(20, ("GOMP_sections_end_nowait: T#%d\n", __kmp_get_gtid()))
1371 }
1372 
1373 // libgomp has an empty function for GOMP_taskyield as of 2013-10-10
1374 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKYIELD)(void) {
1375   KA_TRACE(20, ("GOMP_taskyield: T#%d\n", __kmp_get_gtid()))
1376   return;
1377 }
1378 
1379 #if OMP_40_ENABLED // these are new GOMP_4.0 entry points
1380 
1381 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL)(void (*task)(void *),
1382                                                  void *data,
1383                                                  unsigned num_threads,
1384                                                  unsigned int flags) {
1385   int gtid = __kmp_entry_gtid();
1386   MKLOC(loc, "GOMP_parallel");
1387   KA_TRACE(20, ("GOMP_parallel: T#%d\n", gtid));
1388 
1389 #if OMPT_SUPPORT
1390   ompt_task_info_t *parent_task_info, *task_info;
1391   if (ompt_enabled.enabled) {
1392     parent_task_info = __ompt_get_task_info_object(0);
1393     parent_task_info->frame.enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1394     OMPT_STORE_RETURN_ADDRESS(gtid);
1395   }
1396 #endif
1397   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1398     if (num_threads != 0) {
1399       __kmp_push_num_threads(&loc, gtid, num_threads);
1400     }
1401     if (flags != 0) {
1402       __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);
1403     }
1404     __kmp_GOMP_fork_call(&loc, gtid, task,
1405                          (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
1406                          data);
1407   } else {
1408     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1409   }
1410 #if OMPT_SUPPORT
1411   if (ompt_enabled.enabled) {
1412     task_info = __ompt_get_task_info_object(0);
1413     task_info->frame.exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1414   }
1415 #endif
1416   task(data);
1417 #if OMPT_SUPPORT
1418   if (ompt_enabled.enabled) {
1419     OMPT_STORE_RETURN_ADDRESS(gtid);
1420   }
1421 #endif
1422   KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();
1423 #if OMPT_SUPPORT
1424   if (ompt_enabled.enabled) {
1425     task_info->frame.exit_frame = ompt_data_none;
1426     parent_task_info->frame.enter_frame = ompt_data_none;
1427   }
1428 #endif
1429 }
1430 
1431 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS)(void (*task)(void *),
1432                                                           void *data,
1433                                                           unsigned num_threads,
1434                                                           unsigned count,
1435                                                           unsigned flags) {
1436   int gtid = __kmp_entry_gtid();
1437   MKLOC(loc, "GOMP_parallel_sections");
1438   KA_TRACE(20, ("GOMP_parallel_sections: T#%d\n", gtid));
1439 
1440 #if OMPT_SUPPORT
1441   OMPT_STORE_RETURN_ADDRESS(gtid);
1442 #endif
1443 
1444   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1445     if (num_threads != 0) {
1446       __kmp_push_num_threads(&loc, gtid, num_threads);
1447     }
1448     if (flags != 0) {
1449       __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);
1450     }
1451     __kmp_GOMP_fork_call(&loc, gtid, task,
1452                          (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1453                          task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1454                          (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1455   } else {
1456     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1457   }
1458 
1459 #if OMPT_SUPPORT
1460   OMPT_STORE_RETURN_ADDRESS(gtid);
1461 #endif
1462 
1463   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1464 
1465   task(data);
1466   KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();
1467   KA_TRACE(20, ("GOMP_parallel_sections exit: T#%d\n", gtid));
1468 }
1469 
1470 #define PARALLEL_LOOP(func, schedule, ompt_pre, ompt_post)                     \
1471   void func(void (*task)(void *), void *data, unsigned num_threads, long lb,   \
1472             long ub, long str, long chunk_sz, unsigned flags) {                \
1473     int gtid = __kmp_entry_gtid();                                             \
1474     MKLOC(loc, KMP_STR(func));                                                 \
1475     KA_TRACE(                                                                  \
1476         20,                                                                    \
1477         (KMP_STR(                                                              \
1478              func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n",  \
1479          gtid, lb, ub, str, chunk_sz));                                        \
1480                                                                                \
1481     ompt_pre();                                                                \
1482     if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {                       \
1483       if (num_threads != 0) {                                                  \
1484         __kmp_push_num_threads(&loc, gtid, num_threads);                       \
1485       }                                                                        \
1486       if (flags != 0) {                                                        \
1487         __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);              \
1488       }                                                                        \
1489       __kmp_GOMP_fork_call(&loc, gtid, task,                                   \
1490                            (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
1491                            9, task, data, num_threads, &loc, (schedule), lb,   \
1492                            (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz);    \
1493     } else {                                                                   \
1494       __kmp_GOMP_serialized_parallel(&loc, gtid, task);                        \
1495     }                                                                          \
1496                                                                                \
1497     IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                          \
1498     KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                              \
1499                       (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,          \
1500                       (schedule) != kmp_sch_static);                           \
1501     task(data);                                                                \
1502     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();                         \
1503     ompt_post();                                                               \
1504                                                                                \
1505     KA_TRACE(20, (KMP_STR(func) " exit: T#%d\n", gtid));                       \
1506   }
1507 
1508 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC),
1509               kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1510 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC),
1511               kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1512 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED),
1513               kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1514 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME),
1515               kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1516 
1517 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_START)(void) {
1518   int gtid = __kmp_entry_gtid();
1519   MKLOC(loc, "GOMP_taskgroup_start");
1520   KA_TRACE(20, ("GOMP_taskgroup_start: T#%d\n", gtid));
1521 
1522 #if OMPT_SUPPORT
1523   if (ompt_enabled.enabled)
1524     OMPT_STORE_RETURN_ADDRESS(gtid);
1525 #endif
1526 
1527   __kmpc_taskgroup(&loc, gtid);
1528 
1529   return;
1530 }
1531 
1532 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_END)(void) {
1533   int gtid = __kmp_get_gtid();
1534   MKLOC(loc, "GOMP_taskgroup_end");
1535   KA_TRACE(20, ("GOMP_taskgroup_end: T#%d\n", gtid));
1536 
1537 #if OMPT_SUPPORT
1538   if (ompt_enabled.enabled)
1539     OMPT_STORE_RETURN_ADDRESS(gtid);
1540 #endif
1541 
1542   __kmpc_end_taskgroup(&loc, gtid);
1543 
1544   return;
1545 }
1546 
1547 static kmp_int32 __kmp_gomp_to_omp_cancellation_kind(int gomp_kind) {
1548   kmp_int32 cncl_kind = 0;
1549   switch (gomp_kind) {
1550   case 1:
1551     cncl_kind = cancel_parallel;
1552     break;
1553   case 2:
1554     cncl_kind = cancel_loop;
1555     break;
1556   case 4:
1557     cncl_kind = cancel_sections;
1558     break;
1559   case 8:
1560     cncl_kind = cancel_taskgroup;
1561     break;
1562   }
1563   return cncl_kind;
1564 }
1565 
1566 // Return true if cancellation should take place, false otherwise
1567 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCELLATION_POINT)(int which) {
1568   int gtid = __kmp_get_gtid();
1569   MKLOC(loc, "GOMP_cancellation_point");
1570   KA_TRACE(20, ("GOMP_cancellation_point: T#%d which:%d\n", gtid, which));
1571   kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1572   return __kmpc_cancellationpoint(&loc, gtid, cncl_kind);
1573 }
1574 
1575 // Return true if cancellation should take place, false otherwise
1576 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCEL)(int which, bool do_cancel) {
1577   int gtid = __kmp_get_gtid();
1578   MKLOC(loc, "GOMP_cancel");
1579   KA_TRACE(20, ("GOMP_cancel: T#%d which:%d do_cancel:%d\n", gtid, which,
1580                 (int)do_cancel));
1581   kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1582 
1583   if (do_cancel == FALSE) {
1584     return __kmpc_cancellationpoint(&loc, gtid, cncl_kind);
1585   } else {
1586     return __kmpc_cancel(&loc, gtid, cncl_kind);
1587   }
1588 }
1589 
1590 // Return true if cancellation should take place, false otherwise
1591 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_BARRIER_CANCEL)(void) {
1592   int gtid = __kmp_get_gtid();
1593   KA_TRACE(20, ("GOMP_barrier_cancel: T#%d\n", gtid));
1594   return __kmp_barrier_gomp_cancel(gtid);
1595 }
1596 
1597 // Return true if cancellation should take place, false otherwise
1598 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL)(void) {
1599   int gtid = __kmp_get_gtid();
1600   KA_TRACE(20, ("GOMP_sections_end_cancel: T#%d\n", gtid));
1601   return __kmp_barrier_gomp_cancel(gtid);
1602 }
1603 
1604 // Return true if cancellation should take place, false otherwise
1605 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_CANCEL)(void) {
1606   int gtid = __kmp_get_gtid();
1607   KA_TRACE(20, ("GOMP_loop_end_cancel: T#%d\n", gtid));
1608   return __kmp_barrier_gomp_cancel(gtid);
1609 }
1610 
1611 // All target functions are empty as of 2014-05-29
1612 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET)(int device, void (*fn)(void *),
1613                                                const void *openmp_target,
1614                                                size_t mapnum, void **hostaddrs,
1615                                                size_t *sizes,
1616                                                unsigned char *kinds) {
1617   return;
1618 }
1619 
1620 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_DATA)(
1621     int device, const void *openmp_target, size_t mapnum, void **hostaddrs,
1622     size_t *sizes, unsigned char *kinds) {
1623   return;
1624 }
1625 
1626 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_END_DATA)(void) { return; }
1627 
1628 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_UPDATE)(
1629     int device, const void *openmp_target, size_t mapnum, void **hostaddrs,
1630     size_t *sizes, unsigned char *kinds) {
1631   return;
1632 }
1633 
1634 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TEAMS)(unsigned int num_teams,
1635                                               unsigned int thread_limit) {
1636   return;
1637 }
1638 #endif // OMP_40_ENABLED
1639 
1640 #if OMP_45_ENABLED
1641 
1642 // Task duplication function which copies src to dest (both are
1643 // preallocated task structures)
1644 static void __kmp_gomp_task_dup(kmp_task_t *dest, kmp_task_t *src,
1645                                 kmp_int32 last_private) {
1646   kmp_taskdata_t *taskdata = KMP_TASK_TO_TASKDATA(src);
1647   if (taskdata->td_copy_func) {
1648     (taskdata->td_copy_func)(dest->shareds, src->shareds);
1649   }
1650 }
1651 
1652 #ifdef __cplusplus
1653 } // extern "C"
1654 #endif
1655 
1656 template <typename T>
1657 void __GOMP_taskloop(void (*func)(void *), void *data,
1658                      void (*copy_func)(void *, void *), long arg_size,
1659                      long arg_align, unsigned gomp_flags,
1660                      unsigned long num_tasks, int priority, T start, T end,
1661                      T step) {
1662   typedef void (*p_task_dup_t)(kmp_task_t *, kmp_task_t *, kmp_int32);
1663   MKLOC(loc, "GOMP_taskloop");
1664   int sched;
1665   T *loop_bounds;
1666   int gtid = __kmp_entry_gtid();
1667   kmp_int32 flags = 0;
1668   int if_val = gomp_flags & (1u << 10);
1669   int nogroup = gomp_flags & (1u << 11);
1670   int up = gomp_flags & (1u << 8);
1671   p_task_dup_t task_dup = NULL;
1672   kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags;
1673 #ifdef KMP_DEBUG
1674   {
1675     char *buff;
1676     buff = __kmp_str_format(
1677         "GOMP_taskloop: T#%%d: func:%%p data:%%p copy_func:%%p "
1678         "arg_size:%%ld arg_align:%%ld gomp_flags:0x%%x num_tasks:%%lu "
1679         "priority:%%d start:%%%s end:%%%s step:%%%s\n",
1680         traits_t<T>::spec, traits_t<T>::spec, traits_t<T>::spec);
1681     KA_TRACE(20, (buff, gtid, func, data, copy_func, arg_size, arg_align,
1682                   gomp_flags, num_tasks, priority, start, end, step));
1683     __kmp_str_free(&buff);
1684   }
1685 #endif
1686   KMP_ASSERT((size_t)arg_size >= 2 * sizeof(T));
1687   KMP_ASSERT(arg_align > 0);
1688   // The low-order bit is the "untied" flag
1689   if (!(gomp_flags & 1)) {
1690     input_flags->tiedness = 1;
1691   }
1692   // The second low-order bit is the "final" flag
1693   if (gomp_flags & 2) {
1694     input_flags->final = 1;
1695   }
1696   // Negative step flag
1697   if (!up) {
1698     // If step is flagged as negative, but isn't properly sign extended
1699     // Then manually sign extend it.  Could be a short, int, char embedded
1700     // in a long.  So cannot assume any cast.
1701     if (step > 0) {
1702       for (int i = sizeof(T) * CHAR_BIT - 1; i >= 0L; --i) {
1703         // break at the first 1 bit
1704         if (step & ((T)1 << i))
1705           break;
1706         step |= ((T)1 << i);
1707       }
1708     }
1709   }
1710   input_flags->native = 1;
1711   // Figure out if none/grainsize/num_tasks clause specified
1712   if (num_tasks > 0) {
1713     if (gomp_flags & (1u << 9))
1714       sched = 1; // grainsize specified
1715     else
1716       sched = 2; // num_tasks specified
1717     // neither grainsize nor num_tasks specified
1718   } else {
1719     sched = 0;
1720   }
1721 
1722   // __kmp_task_alloc() sets up all other flags
1723   kmp_task_t *task =
1724       __kmp_task_alloc(&loc, gtid, input_flags, sizeof(kmp_task_t),
1725                        arg_size + arg_align - 1, (kmp_routine_entry_t)func);
1726   kmp_taskdata_t *taskdata = KMP_TASK_TO_TASKDATA(task);
1727   taskdata->td_copy_func = copy_func;
1728   taskdata->td_size_loop_bounds = sizeof(T);
1729 
1730   // re-align shareds if needed and setup firstprivate copy constructors
1731   // through the task_dup mechanism
1732   task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) /
1733                            arg_align * arg_align);
1734   if (copy_func) {
1735     task_dup = __kmp_gomp_task_dup;
1736   }
1737   KMP_MEMCPY(task->shareds, data, arg_size);
1738 
1739   loop_bounds = (T *)task->shareds;
1740   loop_bounds[0] = start;
1741   loop_bounds[1] = end + (up ? -1 : 1);
1742   __kmpc_taskloop(&loc, gtid, task, if_val, (kmp_uint64 *)&(loop_bounds[0]),
1743                   (kmp_uint64 *)&(loop_bounds[1]), (kmp_int64)step, nogroup,
1744                   sched, (kmp_uint64)num_tasks, (void *)task_dup);
1745 }
1746 
1747 // 4 byte version of GOMP_doacross_post
1748 // This verison needs to create a temporary array which converts 4 byte
1749 // integers into 8 byte integeres
1750 template <typename T, bool need_conversion = (sizeof(long) == 4)>
1751 void __kmp_GOMP_doacross_post(T *count);
1752 
1753 template <> void __kmp_GOMP_doacross_post<long, true>(long *count) {
1754   int gtid = __kmp_entry_gtid();
1755   kmp_info_t *th = __kmp_threads[gtid];
1756   MKLOC(loc, "GOMP_doacross_post");
1757   kmp_int64 num_dims = th->th.th_dispatch->th_doacross_info[0];
1758   kmp_int64 *vec =
1759       (kmp_int64 *)__kmp_thread_malloc(th, sizeof(kmp_int64) * num_dims);
1760   for (kmp_int64 i = 0; i < num_dims; ++i) {
1761     vec[i] = (kmp_int64)count[i];
1762   }
1763   __kmpc_doacross_post(&loc, gtid, vec);
1764   __kmp_thread_free(th, vec);
1765 }
1766 
1767 // 8 byte versions of GOMP_doacross_post
1768 // This version can just pass in the count array directly instead of creating
1769 // a temporary array
1770 template <> void __kmp_GOMP_doacross_post<long, false>(long *count) {
1771   int gtid = __kmp_entry_gtid();
1772   MKLOC(loc, "GOMP_doacross_post");
1773   __kmpc_doacross_post(&loc, gtid, RCAST(kmp_int64 *, count));
1774 }
1775 
1776 template <typename T> void __kmp_GOMP_doacross_wait(T first, va_list args) {
1777   int gtid = __kmp_entry_gtid();
1778   kmp_info_t *th = __kmp_threads[gtid];
1779   MKLOC(loc, "GOMP_doacross_wait");
1780   kmp_int64 num_dims = th->th.th_dispatch->th_doacross_info[0];
1781   kmp_int64 *vec =
1782       (kmp_int64 *)__kmp_thread_malloc(th, sizeof(kmp_int64) * num_dims);
1783   vec[0] = (kmp_int64)first;
1784   for (kmp_int64 i = 1; i < num_dims; ++i) {
1785     T item = va_arg(args, T);
1786     vec[i] = (kmp_int64)item;
1787   }
1788   __kmpc_doacross_wait(&loc, gtid, vec);
1789   __kmp_thread_free(th, vec);
1790   return;
1791 }
1792 
1793 #ifdef __cplusplus
1794 extern "C" {
1795 #endif // __cplusplus
1796 
1797 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP)(
1798     void (*func)(void *), void *data, void (*copy_func)(void *, void *),
1799     long arg_size, long arg_align, unsigned gomp_flags, unsigned long num_tasks,
1800     int priority, long start, long end, long step) {
1801   __GOMP_taskloop<long>(func, data, copy_func, arg_size, arg_align, gomp_flags,
1802                         num_tasks, priority, start, end, step);
1803 }
1804 
1805 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP_ULL)(
1806     void (*func)(void *), void *data, void (*copy_func)(void *, void *),
1807     long arg_size, long arg_align, unsigned gomp_flags, unsigned long num_tasks,
1808     int priority, unsigned long long start, unsigned long long end,
1809     unsigned long long step) {
1810   __GOMP_taskloop<unsigned long long>(func, data, copy_func, arg_size,
1811                                       arg_align, gomp_flags, num_tasks,
1812                                       priority, start, end, step);
1813 }
1814 
1815 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_POST)(long *count) {
1816   __kmp_GOMP_doacross_post(count);
1817 }
1818 
1819 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_WAIT)(long first, ...) {
1820   va_list args;
1821   va_start(args, first);
1822   __kmp_GOMP_doacross_wait<long>(first, args);
1823   va_end(args);
1824 }
1825 
1826 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_POST)(
1827     unsigned long long *count) {
1828   int gtid = __kmp_entry_gtid();
1829   MKLOC(loc, "GOMP_doacross_ull_post");
1830   __kmpc_doacross_post(&loc, gtid, RCAST(kmp_int64 *, count));
1831 }
1832 
1833 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_WAIT)(
1834     unsigned long long first, ...) {
1835   va_list args;
1836   va_start(args, first);
1837   __kmp_GOMP_doacross_wait<unsigned long long>(first, args);
1838   va_end(args);
1839 }
1840 
1841 #endif // OMP_45_ENABLED
1842 
1843 /* The following sections of code create aliases for the GOMP_* functions, then
1844    create versioned symbols using the assembler directive .symver. This is only
1845    pertinent for ELF .so library. The KMP_VERSION_SYMBOL macro is defined in
1846    kmp_os.h  */
1847 
1848 #ifdef KMP_USE_VERSION_SYMBOLS
1849 // GOMP_1.0 versioned symbols
1850 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ATOMIC_END, 10, "GOMP_1.0");
1851 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ATOMIC_START, 10, "GOMP_1.0");
1852 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_BARRIER, 10, "GOMP_1.0");
1853 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_END, 10, "GOMP_1.0");
1854 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_NAME_END, 10, "GOMP_1.0");
1855 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_NAME_START, 10, "GOMP_1.0");
1856 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_START, 10, "GOMP_1.0");
1857 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT, 10, "GOMP_1.0");
1858 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START, 10, "GOMP_1.0");
1859 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END, 10, "GOMP_1.0");
1860 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END_NOWAIT, 10, "GOMP_1.0");
1861 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT, 10, "GOMP_1.0");
1862 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_GUIDED_START, 10, "GOMP_1.0");
1863 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT, 10, "GOMP_1.0");
1864 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START, 10,
1865                    "GOMP_1.0");
1866 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT, 10, "GOMP_1.0");
1867 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START, 10, "GOMP_1.0");
1868 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT, 10, "GOMP_1.0");
1869 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START, 10,
1870                    "GOMP_1.0");
1871 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT, 10, "GOMP_1.0");
1872 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START, 10, "GOMP_1.0");
1873 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT, 10, "GOMP_1.0");
1874 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_RUNTIME_START, 10, "GOMP_1.0");
1875 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT, 10, "GOMP_1.0");
1876 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_STATIC_START, 10, "GOMP_1.0");
1877 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ORDERED_END, 10, "GOMP_1.0");
1878 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ORDERED_START, 10, "GOMP_1.0");
1879 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_END, 10, "GOMP_1.0");
1880 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START, 10,
1881                    "GOMP_1.0");
1882 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START, 10,
1883                    "GOMP_1.0");
1884 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START, 10,
1885                    "GOMP_1.0");
1886 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START, 10,
1887                    "GOMP_1.0");
1888 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START, 10, "GOMP_1.0");
1889 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_START, 10, "GOMP_1.0");
1890 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END, 10, "GOMP_1.0");
1891 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT, 10, "GOMP_1.0");
1892 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_NEXT, 10, "GOMP_1.0");
1893 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_START, 10, "GOMP_1.0");
1894 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_COPY_END, 10, "GOMP_1.0");
1895 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_COPY_START, 10, "GOMP_1.0");
1896 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_START, 10, "GOMP_1.0");
1897 
1898 // GOMP_2.0 versioned symbols
1899 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASK, 20, "GOMP_2.0");
1900 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKWAIT, 20, "GOMP_2.0");
1901 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT, 20, "GOMP_2.0");
1902 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START, 20, "GOMP_2.0");
1903 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT, 20, "GOMP_2.0");
1904 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START, 20, "GOMP_2.0");
1905 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT, 20,
1906                    "GOMP_2.0");
1907 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START, 20,
1908                    "GOMP_2.0");
1909 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT, 20,
1910                    "GOMP_2.0");
1911 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START, 20,
1912                    "GOMP_2.0");
1913 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT, 20,
1914                    "GOMP_2.0");
1915 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START, 20,
1916                    "GOMP_2.0");
1917 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT, 20,
1918                    "GOMP_2.0");
1919 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START, 20,
1920                    "GOMP_2.0");
1921 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT, 20, "GOMP_2.0");
1922 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START, 20, "GOMP_2.0");
1923 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT, 20, "GOMP_2.0");
1924 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START, 20, "GOMP_2.0");
1925 
1926 // GOMP_3.0 versioned symbols
1927 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKYIELD, 30, "GOMP_3.0");
1928 
1929 // GOMP_4.0 versioned symbols
1930 #if OMP_40_ENABLED
1931 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL, 40, "GOMP_4.0");
1932 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_SECTIONS, 40, "GOMP_4.0");
1933 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC, 40, "GOMP_4.0");
1934 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED, 40, "GOMP_4.0");
1935 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME, 40, "GOMP_4.0");
1936 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC, 40, "GOMP_4.0");
1937 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_START, 40, "GOMP_4.0");
1938 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_END, 40, "GOMP_4.0");
1939 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_BARRIER_CANCEL, 40, "GOMP_4.0");
1940 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CANCEL, 40, "GOMP_4.0");
1941 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CANCELLATION_POINT, 40, "GOMP_4.0");
1942 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END_CANCEL, 40, "GOMP_4.0");
1943 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL, 40, "GOMP_4.0");
1944 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET, 40, "GOMP_4.0");
1945 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_DATA, 40, "GOMP_4.0");
1946 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_END_DATA, 40, "GOMP_4.0");
1947 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_UPDATE, 40, "GOMP_4.0");
1948 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TEAMS, 40, "GOMP_4.0");
1949 #endif
1950 
1951 // GOMP_4.5 versioned symbols
1952 #if OMP_45_ENABLED
1953 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKLOOP, 45, "GOMP_4.5");
1954 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKLOOP_ULL, 45, "GOMP_4.5");
1955 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_POST, 45, "GOMP_4.5");
1956 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_WAIT, 45, "GOMP_4.5");
1957 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_STATIC_START, 45,
1958                    "GOMP_4.5");
1959 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_DYNAMIC_START, 45,
1960                    "GOMP_4.5");
1961 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_GUIDED_START, 45,
1962                    "GOMP_4.5");
1963 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_RUNTIME_START, 45,
1964                    "GOMP_4.5");
1965 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_ULL_POST, 45, "GOMP_4.5");
1966 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_ULL_WAIT, 45, "GOMP_4.5");
1967 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_STATIC_START, 45,
1968                    "GOMP_4.5");
1969 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_DYNAMIC_START, 45,
1970                    "GOMP_4.5");
1971 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_GUIDED_START, 45,
1972                    "GOMP_4.5");
1973 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_RUNTIME_START, 45,
1974                    "GOMP_4.5");
1975 #endif
1976 
1977 #endif // KMP_USE_VERSION_SYMBOLS
1978 
1979 #ifdef __cplusplus
1980 } // extern "C"
1981 #endif // __cplusplus
1982