xref: /freebsd-11-stable/contrib/llvm-project/openmp/runtime/src/kmp_gsupport.cpp (revision 0316268ade509fedee231685fa5a51ff6b55af4f)
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 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_BARRIER)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 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_START)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 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_END)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 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_NAME_START)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 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CRITICAL_NAME_END)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.
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ATOMIC_START)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 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ATOMIC_END)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 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_START)114 int KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_START)(void) {
115   int gtid = __kmp_entry_gtid();
116   MKLOC(loc, "GOMP_single_start");
117   KA_TRACE(20, ("GOMP_single_start: T#%d\n", gtid));
118 
119   if (!TCR_4(__kmp_init_parallel))
120     __kmp_parallel_initialize();
121   __kmp_resume_if_soft_paused();
122 
123   // 3rd parameter == FALSE prevents kmp_enter_single from pushing a
124   // workshare when USE_CHECKS is defined.  We need to avoid the push,
125   // as there is no corresponding GOMP_single_end() call.
126   kmp_int32 rc = __kmp_enter_single(gtid, &loc, FALSE);
127 
128 #if OMPT_SUPPORT && OMPT_OPTIONAL
129   kmp_info_t *this_thr = __kmp_threads[gtid];
130   kmp_team_t *team = this_thr->th.th_team;
131   int tid = __kmp_tid_from_gtid(gtid);
132 
133   if (ompt_enabled.enabled) {
134     if (rc) {
135       if (ompt_enabled.ompt_callback_work) {
136         ompt_callbacks.ompt_callback(ompt_callback_work)(
137             ompt_work_single_executor, ompt_scope_begin,
138             &(team->t.ompt_team_info.parallel_data),
139             &(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
140             1, OMPT_GET_RETURN_ADDRESS(0));
141       }
142     } else {
143       if (ompt_enabled.ompt_callback_work) {
144         ompt_callbacks.ompt_callback(ompt_callback_work)(
145             ompt_work_single_other, ompt_scope_begin,
146             &(team->t.ompt_team_info.parallel_data),
147             &(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
148             1, OMPT_GET_RETURN_ADDRESS(0));
149         ompt_callbacks.ompt_callback(ompt_callback_work)(
150             ompt_work_single_other, ompt_scope_end,
151             &(team->t.ompt_team_info.parallel_data),
152             &(team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_data),
153             1, OMPT_GET_RETURN_ADDRESS(0));
154       }
155     }
156   }
157 #endif
158 
159   return rc;
160 }
161 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_START)162 void *KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_START)(void) {
163   void *retval;
164   int gtid = __kmp_entry_gtid();
165   MKLOC(loc, "GOMP_single_copy_start");
166   KA_TRACE(20, ("GOMP_single_copy_start: T#%d\n", gtid));
167 
168   if (!TCR_4(__kmp_init_parallel))
169     __kmp_parallel_initialize();
170   __kmp_resume_if_soft_paused();
171 
172   // If this is the first thread to enter, return NULL.  The generated code will
173   // then call GOMP_single_copy_end() for this thread only, with the
174   // copyprivate data pointer as an argument.
175   if (__kmp_enter_single(gtid, &loc, FALSE))
176     return NULL;
177 
178 // Wait for the first thread to set the copyprivate data pointer,
179 // and for all other threads to reach this point.
180 
181 #if OMPT_SUPPORT && OMPT_OPTIONAL
182   ompt_frame_t *ompt_frame;
183   if (ompt_enabled.enabled) {
184     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
185     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
186     OMPT_STORE_RETURN_ADDRESS(gtid);
187   }
188 #endif
189   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
190 
191   // Retrieve the value of the copyprivate data point, and wait for all
192   // threads to do likewise, then return.
193   retval = __kmp_team_from_gtid(gtid)->t.t_copypriv_data;
194 #if OMPT_SUPPORT && OMPT_OPTIONAL
195   if (ompt_enabled.enabled) {
196     OMPT_STORE_RETURN_ADDRESS(gtid);
197   }
198 #endif
199   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
200 #if OMPT_SUPPORT && OMPT_OPTIONAL
201   if (ompt_enabled.enabled) {
202     ompt_frame->enter_frame = ompt_data_none;
203   }
204 #endif
205   return retval;
206 }
207 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_END)208 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SINGLE_COPY_END)(void *data) {
209   int gtid = __kmp_get_gtid();
210   KA_TRACE(20, ("GOMP_single_copy_end: T#%d\n", gtid));
211 
212   // Set the copyprivate data pointer fo the team, then hit the barrier so that
213   // the other threads will continue on and read it.  Hit another barrier before
214   // continuing, so that the know that the copyprivate data pointer has been
215   // propagated to all threads before trying to reuse the t_copypriv_data field.
216   __kmp_team_from_gtid(gtid)->t.t_copypriv_data = data;
217 #if OMPT_SUPPORT && OMPT_OPTIONAL
218   ompt_frame_t *ompt_frame;
219   if (ompt_enabled.enabled) {
220     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
221     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
222     OMPT_STORE_RETURN_ADDRESS(gtid);
223   }
224 #endif
225   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
226 #if OMPT_SUPPORT && OMPT_OPTIONAL
227   if (ompt_enabled.enabled) {
228     OMPT_STORE_RETURN_ADDRESS(gtid);
229   }
230 #endif
231   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
232 #if OMPT_SUPPORT && OMPT_OPTIONAL
233   if (ompt_enabled.enabled) {
234     ompt_frame->enter_frame = ompt_data_none;
235   }
236 #endif
237 }
238 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_START)239 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_START)(void) {
240   int gtid = __kmp_entry_gtid();
241   MKLOC(loc, "GOMP_ordered_start");
242   KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
243 #if OMPT_SUPPORT && OMPT_OPTIONAL
244   OMPT_STORE_RETURN_ADDRESS(gtid);
245 #endif
246   __kmpc_ordered(&loc, gtid);
247 }
248 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_END)249 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_ORDERED_END)(void) {
250   int gtid = __kmp_get_gtid();
251   MKLOC(loc, "GOMP_ordered_end");
252   KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
253 #if OMPT_SUPPORT && OMPT_OPTIONAL
254   OMPT_STORE_RETURN_ADDRESS(gtid);
255 #endif
256   __kmpc_end_ordered(&loc, gtid);
257 }
258 
259 // Dispatch macro defs
260 //
261 // They come in two flavors: 64-bit unsigned, and either 32-bit signed
262 // (IA-32 architecture) or 64-bit signed (Intel(R) 64).
263 
264 #if KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS
265 #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_4
266 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_4
267 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_4
268 #else
269 #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_8
270 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_8
271 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_8
272 #endif /* KMP_ARCH_X86 */
273 
274 #define KMP_DISPATCH_INIT_ULL __kmp_aux_dispatch_init_8u
275 #define KMP_DISPATCH_FINI_CHUNK_ULL __kmp_aux_dispatch_fini_chunk_8u
276 #define KMP_DISPATCH_NEXT_ULL __kmpc_dispatch_next_8u
277 
278 // The parallel contruct
279 
280 #ifndef KMP_DEBUG
281 static
282 #endif /* KMP_DEBUG */
283     void
__kmp_GOMP_microtask_wrapper(int * gtid,int * npr,void (* task)(void *),void * data)284     __kmp_GOMP_microtask_wrapper(int *gtid, int *npr, void (*task)(void *),
285                                  void *data) {
286 #if OMPT_SUPPORT
287   kmp_info_t *thr;
288   ompt_frame_t *ompt_frame;
289   ompt_state_t enclosing_state;
290 
291   if (ompt_enabled.enabled) {
292     // get pointer to thread data structure
293     thr = __kmp_threads[*gtid];
294 
295     // save enclosing task state; set current state for task
296     enclosing_state = thr->th.ompt_thread_info.state;
297     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
298 
299     // set task frame
300     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
301     ompt_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
302   }
303 #endif
304 
305   task(data);
306 
307 #if OMPT_SUPPORT
308   if (ompt_enabled.enabled) {
309     // clear task frame
310     ompt_frame->exit_frame = ompt_data_none;
311 
312     // restore enclosing state
313     thr->th.ompt_thread_info.state = enclosing_state;
314   }
315 #endif
316 }
317 
318 #ifndef KMP_DEBUG
319 static
320 #endif /* KMP_DEBUG */
321     void
__kmp_GOMP_parallel_microtask_wrapper(int * gtid,int * npr,void (* task)(void *),void * data,unsigned num_threads,ident_t * loc,enum sched_type schedule,long start,long end,long incr,long chunk_size)322     __kmp_GOMP_parallel_microtask_wrapper(int *gtid, int *npr,
323                                           void (*task)(void *), void *data,
324                                           unsigned num_threads, ident_t *loc,
325                                           enum sched_type schedule, long start,
326                                           long end, long incr,
327                                           long chunk_size) {
328   // Intialize the loop worksharing construct.
329 
330   KMP_DISPATCH_INIT(loc, *gtid, schedule, start, end, incr, chunk_size,
331                     schedule != kmp_sch_static);
332 
333 #if OMPT_SUPPORT
334   kmp_info_t *thr;
335   ompt_frame_t *ompt_frame;
336   ompt_state_t enclosing_state;
337 
338   if (ompt_enabled.enabled) {
339     thr = __kmp_threads[*gtid];
340     // save enclosing task state; set current state for task
341     enclosing_state = thr->th.ompt_thread_info.state;
342     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
343 
344     // set task frame
345     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
346     ompt_frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
347   }
348 #endif
349 
350   // Now invoke the microtask.
351   task(data);
352 
353 #if OMPT_SUPPORT
354   if (ompt_enabled.enabled) {
355     // clear task frame
356     ompt_frame->exit_frame = ompt_data_none;
357 
358     // reset enclosing state
359     thr->th.ompt_thread_info.state = enclosing_state;
360   }
361 #endif
362 }
363 
364 #ifndef KMP_DEBUG
365 static
366 #endif /* KMP_DEBUG */
367     void
__kmp_GOMP_fork_call(ident_t * loc,int gtid,void (* unwrapped_task)(void *),microtask_t wrapper,int argc,...)368     __kmp_GOMP_fork_call(ident_t *loc, int gtid, void (*unwrapped_task)(void *),
369                          microtask_t wrapper, int argc, ...) {
370   int rc;
371   kmp_info_t *thr = __kmp_threads[gtid];
372   kmp_team_t *team = thr->th.th_team;
373   int tid = __kmp_tid_from_gtid(gtid);
374 
375   va_list ap;
376   va_start(ap, argc);
377 
378   rc = __kmp_fork_call(loc, gtid, fork_context_gnu, argc, wrapper,
379                        __kmp_invoke_task_func, kmp_va_addr_of(ap));
380 
381   va_end(ap);
382 
383   if (rc) {
384     __kmp_run_before_invoked_task(gtid, tid, thr, team);
385   }
386 
387 #if OMPT_SUPPORT
388   int ompt_team_size;
389   if (ompt_enabled.enabled) {
390     ompt_team_info_t *team_info = __ompt_get_teaminfo(0, NULL);
391     ompt_task_info_t *task_info = __ompt_get_task_info_object(0);
392 
393     // implicit task callback
394     if (ompt_enabled.ompt_callback_implicit_task) {
395       ompt_team_size = __kmp_team_from_gtid(gtid)->t.t_nproc;
396       ompt_callbacks.ompt_callback(ompt_callback_implicit_task)(
397           ompt_scope_begin, &(team_info->parallel_data),
398           &(task_info->task_data), ompt_team_size, __kmp_tid_from_gtid(gtid), ompt_task_implicit); // TODO: Can this be ompt_task_initial?
399       task_info->thread_num = __kmp_tid_from_gtid(gtid);
400     }
401     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
402   }
403 #endif
404 }
405 
__kmp_GOMP_serialized_parallel(ident_t * loc,kmp_int32 gtid,void (* task)(void *))406 static void __kmp_GOMP_serialized_parallel(ident_t *loc, kmp_int32 gtid,
407                                            void (*task)(void *)) {
408 #if OMPT_SUPPORT
409   OMPT_STORE_RETURN_ADDRESS(gtid);
410 #endif
411   __kmp_serialized_parallel(loc, gtid);
412 }
413 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_START)414 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_START)(void (*task)(void *),
415                                                        void *data,
416                                                        unsigned num_threads) {
417   int gtid = __kmp_entry_gtid();
418 
419 #if OMPT_SUPPORT
420   ompt_frame_t *parent_frame, *frame;
421 
422   if (ompt_enabled.enabled) {
423     __ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);
424     parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
425     OMPT_STORE_RETURN_ADDRESS(gtid);
426   }
427 #endif
428 
429   MKLOC(loc, "GOMP_parallel_start");
430   KA_TRACE(20, ("GOMP_parallel_start: T#%d\n", gtid));
431 
432   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
433     if (num_threads != 0) {
434       __kmp_push_num_threads(&loc, gtid, num_threads);
435     }
436     __kmp_GOMP_fork_call(&loc, gtid, task,
437                          (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
438                          data);
439   } else {
440     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
441   }
442 
443 #if OMPT_SUPPORT
444   if (ompt_enabled.enabled) {
445     __ompt_get_task_info_internal(0, NULL, NULL, &frame, NULL, NULL);
446     frame->exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
447   }
448 #endif
449 }
450 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)451 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)(void) {
452   int gtid = __kmp_get_gtid();
453   kmp_info_t *thr;
454 
455   thr = __kmp_threads[gtid];
456 
457   MKLOC(loc, "GOMP_parallel_end");
458   KA_TRACE(20, ("GOMP_parallel_end: T#%d\n", gtid));
459 
460   if (!thr->th.th_team->t.t_serialized) {
461     __kmp_run_after_invoked_task(gtid, __kmp_tid_from_gtid(gtid), thr,
462                                  thr->th.th_team);
463 
464 #if OMPT_SUPPORT
465     if (ompt_enabled.enabled) {
466       // Implicit task is finished here, in the barrier we might schedule
467       // deferred tasks,
468       // these don't see the implicit task on the stack
469       OMPT_CUR_TASK_INFO(thr)->frame.exit_frame = ompt_data_none;
470     }
471 #endif
472 
473     __kmp_join_call(&loc, gtid
474 #if OMPT_SUPPORT
475                     ,
476                     fork_context_gnu
477 #endif
478                     );
479   } else {
480     __kmpc_end_serialized_parallel(&loc, gtid);
481   }
482 }
483 
484 // Loop worksharing constructs
485 
486 // The Gnu codegen passes in an exclusive upper bound for the overall range,
487 // but the libguide dispatch code expects an inclusive upper bound, hence the
488 // "end - incr" 5th argument to KMP_DISPATCH_INIT (and the " ub - str" 11th
489 // argument to __kmp_GOMP_fork_call).
490 //
491 // Conversely, KMP_DISPATCH_NEXT returns and inclusive upper bound in *p_ub,
492 // but the Gnu codegen expects an exclusive upper bound, so the adjustment
493 // "*p_ub += stride" compensates for the discrepancy.
494 //
495 // Correction: the gnu codegen always adjusts the upper bound by +-1, not the
496 // stride value.  We adjust the dispatch parameters accordingly (by +-1), but
497 // we still adjust p_ub by the actual stride value.
498 //
499 // The "runtime" versions do not take a chunk_sz parameter.
500 //
501 // The profile lib cannot support construct checking of unordered loops that
502 // are predetermined by the compiler to be statically scheduled, as the gcc
503 // codegen will not always emit calls to GOMP_loop_static_next() to get the
504 // next iteration.  Instead, it emits inline code to call omp_get_thread_num()
505 // num and calculate the iteration space using the result.  It doesn't do this
506 // with ordered static loop, so they can be checked.
507 
508 #if OMPT_SUPPORT
509 #define IF_OMPT_SUPPORT(code) code
510 #else
511 #define IF_OMPT_SUPPORT(code)
512 #endif
513 
514 #define LOOP_START(func, schedule)                                             \
515   int func(long lb, long ub, long str, long chunk_sz, long *p_lb,              \
516            long *p_ub) {                                                       \
517     int status;                                                                \
518     long stride;                                                               \
519     int gtid = __kmp_entry_gtid();                                             \
520     MKLOC(loc, KMP_STR(func));                                                 \
521     KA_TRACE(                                                                  \
522         20,                                                                    \
523         (KMP_STR(                                                              \
524              func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n",  \
525          gtid, lb, ub, str, chunk_sz));                                        \
526                                                                                \
527     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
528       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
529       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
530                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,        \
531                         (schedule) != kmp_sch_static);                         \
532       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
533       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
534                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
535       if (status) {                                                            \
536         KMP_DEBUG_ASSERT(stride == str);                                       \
537         *p_ub += (str > 0) ? 1 : -1;                                           \
538       }                                                                        \
539     } else {                                                                   \
540       status = 0;                                                              \
541     }                                                                          \
542                                                                                \
543     KA_TRACE(                                                                  \
544         20,                                                                    \
545         (KMP_STR(                                                              \
546              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
547          gtid, *p_lb, *p_ub, status));                                         \
548     return status;                                                             \
549   }
550 
551 #define LOOP_RUNTIME_START(func, schedule)                                     \
552   int func(long lb, long ub, long str, long *p_lb, long *p_ub) {               \
553     int status;                                                                \
554     long stride;                                                               \
555     long chunk_sz = 0;                                                         \
556     int gtid = __kmp_entry_gtid();                                             \
557     MKLOC(loc, KMP_STR(func));                                                 \
558     KA_TRACE(                                                                  \
559         20,                                                                    \
560         (KMP_STR(func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n", \
561          gtid, lb, ub, str, chunk_sz));                                        \
562                                                                                \
563     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
564       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
565       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
566                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, TRUE); \
567       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                        \
568       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
569                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
570       if (status) {                                                            \
571         KMP_DEBUG_ASSERT(stride == str);                                       \
572         *p_ub += (str > 0) ? 1 : -1;                                           \
573       }                                                                        \
574     } else {                                                                   \
575       status = 0;                                                              \
576     }                                                                          \
577                                                                                \
578     KA_TRACE(                                                                  \
579         20,                                                                    \
580         (KMP_STR(                                                              \
581              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
582          gtid, *p_lb, *p_ub, status));                                         \
583     return status;                                                             \
584   }
585 
586 #define KMP_DOACROSS_FINI(status, gtid)                                        \
587   if (!status && __kmp_threads[gtid]->th.th_dispatch->th_doacross_flags) {     \
588     __kmpc_doacross_fini(NULL, gtid);                                          \
589   }
590 
591 #define LOOP_NEXT(func, fini_code)                                             \
592   int func(long *p_lb, long *p_ub) {                                           \
593     int status;                                                                \
594     long stride;                                                               \
595     int gtid = __kmp_get_gtid();                                               \
596     MKLOC(loc, KMP_STR(func));                                                 \
597     KA_TRACE(20, (KMP_STR(func) ": T#%d\n", gtid));                            \
598                                                                                \
599     IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                          \
600     fini_code status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,    \
601                                          (kmp_int *)p_ub, (kmp_int *)&stride); \
602     if (status) {                                                              \
603       *p_ub += (stride > 0) ? 1 : -1;                                          \
604     }                                                                          \
605     KMP_DOACROSS_FINI(status, gtid)                                            \
606                                                                                \
607     KA_TRACE(                                                                  \
608         20,                                                                    \
609         (KMP_STR(func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, stride 0x%lx, " \
610                        "returning %d\n",                                       \
611          gtid, *p_lb, *p_ub, stride, status));                                 \
612     return status;                                                             \
613   }
614 
LOOP_START(KMP_EXPAND_NAME (KMP_API_NAME_GOMP_LOOP_STATIC_START),kmp_sch_static)615 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_STATIC_START), kmp_sch_static)
616 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT), {})
617 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START),
618            kmp_sch_dynamic_chunked)
619 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_START),
620            kmp_sch_dynamic_chunked)
621 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT), {})
622 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_NEXT), {})
623 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_GUIDED_START),
624            kmp_sch_guided_chunked)
625 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_START),
626            kmp_sch_guided_chunked)
627 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT), {})
628 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_NEXT), {})
629 LOOP_RUNTIME_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_RUNTIME_START),
630                    kmp_sch_runtime)
631 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT), {})
632 
633 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START),
634            kmp_ord_static)
635 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT),
636           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
637 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START),
638            kmp_ord_dynamic_chunked)
639 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT),
640           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
641 LOOP_START(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START),
642            kmp_ord_guided_chunked)
643 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT),
644           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
645 LOOP_RUNTIME_START(
646     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START),
647     kmp_ord_runtime)
648 LOOP_NEXT(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT),
649           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
650 
651 #define LOOP_DOACROSS_START(func, schedule)                                    \
652   bool func(unsigned ncounts, long *counts, long chunk_sz, long *p_lb,         \
653             long *p_ub) {                                                      \
654     int status;                                                                \
655     long stride, lb, ub, str;                                                  \
656     int gtid = __kmp_entry_gtid();                                             \
657     struct kmp_dim *dims =                                                     \
658         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
659     MKLOC(loc, KMP_STR(func));                                                 \
660     for (unsigned i = 0; i < ncounts; ++i) {                                   \
661       dims[i].lo = 0;                                                          \
662       dims[i].up = counts[i] - 1;                                              \
663       dims[i].st = 1;                                                          \
664     }                                                                          \
665     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
666     lb = 0;                                                                    \
667     ub = counts[0];                                                            \
668     str = 1;                                                                   \
669     KA_TRACE(20, (KMP_STR(func) ": T#%d, ncounts %u, lb 0x%lx, ub 0x%lx, str " \
670                                 "0x%lx, chunk_sz "                             \
671                                 "0x%lx\n",                                     \
672                   gtid, ncounts, lb, ub, str, chunk_sz));                      \
673                                                                                \
674     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
675       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
676                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,        \
677                         (schedule) != kmp_sch_static);                         \
678       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
679                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
680       if (status) {                                                            \
681         KMP_DEBUG_ASSERT(stride == str);                                       \
682         *p_ub += (str > 0) ? 1 : -1;                                           \
683       }                                                                        \
684     } else {                                                                   \
685       status = 0;                                                              \
686     }                                                                          \
687     KMP_DOACROSS_FINI(status, gtid);                                           \
688                                                                                \
689     KA_TRACE(                                                                  \
690         20,                                                                    \
691         (KMP_STR(                                                              \
692              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
693          gtid, *p_lb, *p_ub, status));                                         \
694     __kmp_free(dims);                                                          \
695     return status;                                                             \
696   }
697 
698 #define LOOP_DOACROSS_RUNTIME_START(func, schedule)                            \
699   int func(unsigned ncounts, long *counts, long *p_lb, long *p_ub) {           \
700     int status;                                                                \
701     long stride, lb, ub, str;                                                  \
702     long chunk_sz = 0;                                                         \
703     int gtid = __kmp_entry_gtid();                                             \
704     struct kmp_dim *dims =                                                     \
705         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
706     MKLOC(loc, KMP_STR(func));                                                 \
707     for (unsigned i = 0; i < ncounts; ++i) {                                   \
708       dims[i].lo = 0;                                                          \
709       dims[i].up = counts[i] - 1;                                              \
710       dims[i].st = 1;                                                          \
711     }                                                                          \
712     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
713     lb = 0;                                                                    \
714     ub = counts[0];                                                            \
715     str = 1;                                                                   \
716     KA_TRACE(                                                                  \
717         20,                                                                    \
718         (KMP_STR(func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n", \
719          gtid, lb, ub, str, chunk_sz));                                        \
720                                                                                \
721     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
722       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
723                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, TRUE); \
724       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
725                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
726       if (status) {                                                            \
727         KMP_DEBUG_ASSERT(stride == str);                                       \
728         *p_ub += (str > 0) ? 1 : -1;                                           \
729       }                                                                        \
730     } else {                                                                   \
731       status = 0;                                                              \
732     }                                                                          \
733     KMP_DOACROSS_FINI(status, gtid);                                           \
734                                                                                \
735     KA_TRACE(                                                                  \
736         20,                                                                    \
737         (KMP_STR(                                                              \
738              func) " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",    \
739          gtid, *p_lb, *p_ub, status));                                         \
740     __kmp_free(dims);                                                          \
741     return status;                                                             \
742   }
743 
744 LOOP_DOACROSS_START(
745     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_STATIC_START),
746     kmp_sch_static)
747 LOOP_DOACROSS_START(
748     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_DYNAMIC_START),
749     kmp_sch_dynamic_chunked)
750 LOOP_DOACROSS_START(
751     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_GUIDED_START),
752     kmp_sch_guided_chunked)
753 LOOP_DOACROSS_RUNTIME_START(
754     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_DOACROSS_RUNTIME_START),
755     kmp_sch_runtime)
756 
757 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END)(void) {
758   int gtid = __kmp_get_gtid();
759   KA_TRACE(20, ("GOMP_loop_end: T#%d\n", gtid))
760 
761 #if OMPT_SUPPORT && OMPT_OPTIONAL
762   ompt_frame_t *ompt_frame;
763   if (ompt_enabled.enabled) {
764     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
765     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
766     OMPT_STORE_RETURN_ADDRESS(gtid);
767   }
768 #endif
769   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
770 #if OMPT_SUPPORT && OMPT_OPTIONAL
771   if (ompt_enabled.enabled) {
772     ompt_frame->enter_frame = ompt_data_none;
773   }
774 #endif
775 
776   KA_TRACE(20, ("GOMP_loop_end exit: T#%d\n", gtid))
777 }
778 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_NOWAIT)779 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_NOWAIT)(void) {
780   KA_TRACE(20, ("GOMP_loop_end_nowait: T#%d\n", __kmp_get_gtid()))
781 }
782 
783 // Unsigned long long loop worksharing constructs
784 //
785 // These are new with gcc 4.4
786 
787 #define LOOP_START_ULL(func, schedule)                                         \
788   int func(int up, unsigned long long lb, unsigned long long ub,               \
789            unsigned long long str, unsigned long long chunk_sz,                \
790            unsigned long long *p_lb, unsigned long long *p_ub) {               \
791     int status;                                                                \
792     long long str2 = up ? ((long long)str) : -((long long)str);                \
793     long long stride;                                                          \
794     int gtid = __kmp_entry_gtid();                                             \
795     MKLOC(loc, KMP_STR(func));                                                 \
796                                                                                \
797     KA_TRACE(20, (KMP_STR(func) ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str "    \
798                                 "0x%llx, chunk_sz 0x%llx\n",                   \
799                   gtid, up, lb, ub, str, chunk_sz));                           \
800                                                                                \
801     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
802       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
803                             (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz,  \
804                             (schedule) != kmp_sch_static);                     \
805       status =                                                                 \
806           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
807                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
808       if (status) {                                                            \
809         KMP_DEBUG_ASSERT(stride == str2);                                      \
810         *p_ub += (str > 0) ? 1 : -1;                                           \
811       }                                                                        \
812     } else {                                                                   \
813       status = 0;                                                              \
814     }                                                                          \
815                                                                                \
816     KA_TRACE(                                                                  \
817         20,                                                                    \
818         (KMP_STR(                                                              \
819              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
820          gtid, *p_lb, *p_ub, status));                                         \
821     return status;                                                             \
822   }
823 
824 #define LOOP_RUNTIME_START_ULL(func, schedule)                                 \
825   int func(int up, unsigned long long lb, unsigned long long ub,               \
826            unsigned long long str, unsigned long long *p_lb,                   \
827            unsigned long long *p_ub) {                                         \
828     int status;                                                                \
829     long long str2 = up ? ((long long)str) : -((long long)str);                \
830     unsigned long long stride;                                                 \
831     unsigned long long chunk_sz = 0;                                           \
832     int gtid = __kmp_entry_gtid();                                             \
833     MKLOC(loc, KMP_STR(func));                                                 \
834                                                                                \
835     KA_TRACE(20, (KMP_STR(func) ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str "    \
836                                 "0x%llx, chunk_sz 0x%llx\n",                   \
837                   gtid, up, lb, ub, str, chunk_sz));                           \
838                                                                                \
839     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
840       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
841                             (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz,  \
842                             TRUE);                                             \
843       status =                                                                 \
844           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
845                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
846       if (status) {                                                            \
847         KMP_DEBUG_ASSERT((long long)stride == str2);                           \
848         *p_ub += (str > 0) ? 1 : -1;                                           \
849       }                                                                        \
850     } else {                                                                   \
851       status = 0;                                                              \
852     }                                                                          \
853                                                                                \
854     KA_TRACE(                                                                  \
855         20,                                                                    \
856         (KMP_STR(                                                              \
857              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
858          gtid, *p_lb, *p_ub, status));                                         \
859     return status;                                                             \
860   }
861 
862 #define LOOP_NEXT_ULL(func, fini_code)                                         \
863   int func(unsigned long long *p_lb, unsigned long long *p_ub) {               \
864     int status;                                                                \
865     long long stride;                                                          \
866     int gtid = __kmp_get_gtid();                                               \
867     MKLOC(loc, KMP_STR(func));                                                 \
868     KA_TRACE(20, (KMP_STR(func) ": T#%d\n", gtid));                            \
869                                                                                \
870     fini_code status =                                                         \
871         KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,            \
872                               (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);       \
873     if (status) {                                                              \
874       *p_ub += (stride > 0) ? 1 : -1;                                          \
875     }                                                                          \
876                                                                                \
877     KA_TRACE(                                                                  \
878         20,                                                                    \
879         (KMP_STR(                                                              \
880              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, stride 0x%llx, "  \
881                    "returning %d\n",                                           \
882          gtid, *p_lb, *p_ub, stride, status));                                 \
883     return status;                                                             \
884   }
885 
LOOP_START_ULL(KMP_EXPAND_NAME (KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START),kmp_sch_static)886 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START),
887                kmp_sch_static)
888 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT), {})
889 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START),
890                kmp_sch_dynamic_chunked)
891 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT), {})
892 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START),
893                kmp_sch_guided_chunked)
894 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT), {})
895 LOOP_START_ULL(
896     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_START),
897                kmp_sch_dynamic_chunked)
898 LOOP_NEXT_ULL(
899     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_NEXT), {})
900 LOOP_START_ULL(
901     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_START),
902                kmp_sch_guided_chunked)
903 LOOP_NEXT_ULL(
904     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_NEXT), {})
905 LOOP_RUNTIME_START_ULL(
906     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START), kmp_sch_runtime)
907 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT), {})
908 
909 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START),
910                kmp_ord_static)
911 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT),
912               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
913 LOOP_START_ULL(
914     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START),
915     kmp_ord_dynamic_chunked)
916 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT),
917               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
918 LOOP_START_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START),
919                kmp_ord_guided_chunked)
920 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT),
921               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
922 LOOP_RUNTIME_START_ULL(
923     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START),
924     kmp_ord_runtime)
925 LOOP_NEXT_ULL(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT),
926               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
927 
928 #define LOOP_DOACROSS_START_ULL(func, schedule)                                \
929   int func(unsigned ncounts, unsigned long long *counts,                       \
930            unsigned long long chunk_sz, unsigned long long *p_lb,              \
931            unsigned long long *p_ub) {                                         \
932     int status;                                                                \
933     long long stride, str, lb, ub;                                             \
934     int gtid = __kmp_entry_gtid();                                             \
935     struct kmp_dim *dims =                                                     \
936         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
937     MKLOC(loc, KMP_STR(func));                                                 \
938     for (unsigned i = 0; i < ncounts; ++i) {                                   \
939       dims[i].lo = 0;                                                          \
940       dims[i].up = counts[i] - 1;                                              \
941       dims[i].st = 1;                                                          \
942     }                                                                          \
943     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
944     lb = 0;                                                                    \
945     ub = counts[0];                                                            \
946     str = 1;                                                                   \
947                                                                                \
948     KA_TRACE(20, (KMP_STR(func) ": T#%d, lb 0x%llx, ub 0x%llx, str "           \
949                                 "0x%llx, chunk_sz 0x%llx\n",                   \
950                   gtid, lb, ub, str, chunk_sz));                               \
951                                                                                \
952     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
953       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
954                             (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,    \
955                             (schedule) != kmp_sch_static);                     \
956       status =                                                                 \
957           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
958                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
959       if (status) {                                                            \
960         KMP_DEBUG_ASSERT(stride == str);                                       \
961         *p_ub += (str > 0) ? 1 : -1;                                           \
962       }                                                                        \
963     } else {                                                                   \
964       status = 0;                                                              \
965     }                                                                          \
966     KMP_DOACROSS_FINI(status, gtid);                                           \
967                                                                                \
968     KA_TRACE(                                                                  \
969         20,                                                                    \
970         (KMP_STR(                                                              \
971              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
972          gtid, *p_lb, *p_ub, status));                                         \
973     __kmp_free(dims);                                                          \
974     return status;                                                             \
975   }
976 
977 #define LOOP_DOACROSS_RUNTIME_START_ULL(func, schedule)                        \
978   int func(unsigned ncounts, unsigned long long *counts,                       \
979            unsigned long long *p_lb, unsigned long long *p_ub) {               \
980     int status;                                                                \
981     unsigned long long stride, str, lb, ub;                                    \
982     unsigned long long chunk_sz = 0;                                           \
983     int gtid = __kmp_entry_gtid();                                             \
984     struct kmp_dim *dims =                                                     \
985         (struct kmp_dim *)__kmp_allocate(sizeof(struct kmp_dim) * ncounts);    \
986     MKLOC(loc, KMP_STR(func));                                                 \
987     for (unsigned i = 0; i < ncounts; ++i) {                                   \
988       dims[i].lo = 0;                                                          \
989       dims[i].up = counts[i] - 1;                                              \
990       dims[i].st = 1;                                                          \
991     }                                                                          \
992     __kmpc_doacross_init(&loc, gtid, (int)ncounts, dims);                      \
993     lb = 0;                                                                    \
994     ub = counts[0];                                                            \
995     str = 1;                                                                   \
996     KA_TRACE(20, (KMP_STR(func) ": T#%d, lb 0x%llx, ub 0x%llx, str "           \
997                                 "0x%llx, chunk_sz 0x%llx\n",                   \
998                   gtid, lb, ub, str, chunk_sz));                               \
999                                                                                \
1000     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
1001       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
1002                             (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,    \
1003                             TRUE);                                             \
1004       status =                                                                 \
1005           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
1006                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
1007       if (status) {                                                            \
1008         KMP_DEBUG_ASSERT(stride == str);                                       \
1009         *p_ub += (str > 0) ? 1 : -1;                                           \
1010       }                                                                        \
1011     } else {                                                                   \
1012       status = 0;                                                              \
1013     }                                                                          \
1014     KMP_DOACROSS_FINI(status, gtid);                                           \
1015                                                                                \
1016     KA_TRACE(                                                                  \
1017         20,                                                                    \
1018         (KMP_STR(                                                              \
1019              func) " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n",  \
1020          gtid, *p_lb, *p_ub, status));                                         \
1021     __kmp_free(dims);                                                          \
1022     return status;                                                             \
1023   }
1024 
1025 LOOP_DOACROSS_START_ULL(
1026     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_STATIC_START),
1027     kmp_sch_static)
1028 LOOP_DOACROSS_START_ULL(
1029     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_DYNAMIC_START),
1030     kmp_sch_dynamic_chunked)
1031 LOOP_DOACROSS_START_ULL(
1032     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_GUIDED_START),
1033     kmp_sch_guided_chunked)
1034 LOOP_DOACROSS_RUNTIME_START_ULL(
1035     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_RUNTIME_START),
1036     kmp_sch_runtime)
1037 
1038 // Combined parallel / loop worksharing constructs
1039 //
1040 // There are no ull versions (yet).
1041 
1042 #define PARALLEL_LOOP_START(func, schedule, ompt_pre, ompt_post)               \
1043   void func(void (*task)(void *), void *data, unsigned num_threads, long lb,   \
1044             long ub, long str, long chunk_sz) {                                \
1045     int gtid = __kmp_entry_gtid();                                             \
1046     MKLOC(loc, KMP_STR(func));                                                 \
1047     KA_TRACE(                                                                  \
1048         20,                                                                    \
1049         (KMP_STR(                                                              \
1050              func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n",  \
1051          gtid, lb, ub, str, chunk_sz));                                        \
1052                                                                                \
1053     ompt_pre();                                                                \
1054                                                                                \
1055     if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {                       \
1056       if (num_threads != 0) {                                                  \
1057         __kmp_push_num_threads(&loc, gtid, num_threads);                       \
1058       }                                                                        \
1059       __kmp_GOMP_fork_call(&loc, gtid, task,                                   \
1060                            (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
1061                            9, task, data, num_threads, &loc, (schedule), lb,   \
1062                            (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz);    \
1063       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid));                        \
1064     } else {                                                                   \
1065       __kmp_GOMP_serialized_parallel(&loc, gtid, task);                        \
1066       IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid));                        \
1067     }                                                                          \
1068                                                                                \
1069     KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                              \
1070                       (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,          \
1071                       (schedule) != kmp_sch_static);                           \
1072                                                                                \
1073     ompt_post();                                                               \
1074                                                                                \
1075     KA_TRACE(20, (KMP_STR(func) " exit: T#%d\n", gtid));                       \
1076   }
1077 
1078 #if OMPT_SUPPORT && OMPT_OPTIONAL
1079 
1080 #define OMPT_LOOP_PRE()                                                        \
1081   ompt_frame_t *parent_frame;                                                  \
1082   if (ompt_enabled.enabled) {                                                  \
1083     __ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);   \
1084     parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);                 \
1085     OMPT_STORE_RETURN_ADDRESS(gtid);                                           \
1086   }
1087 
1088 #define OMPT_LOOP_POST()                                                       \
1089   if (ompt_enabled.enabled) {                                                  \
1090     parent_frame->enter_frame = ompt_data_none;                                \
1091   }
1092 
1093 #else
1094 
1095 #define OMPT_LOOP_PRE()
1096 
1097 #define OMPT_LOOP_POST()
1098 
1099 #endif
1100 
1101 PARALLEL_LOOP_START(
1102     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START),
1103     kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1104 PARALLEL_LOOP_START(
1105     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START),
1106     kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1107 PARALLEL_LOOP_START(
1108     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START),
1109     kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1110 PARALLEL_LOOP_START(
1111     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START),
1112     kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1113 
1114 // Tasking constructs
1115 
1116 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASK)(void (*func)(void *), void *data,
1117                                              void (*copy_func)(void *, void *),
1118                                              long arg_size, long arg_align,
1119                                              bool if_cond, unsigned gomp_flags,
1120                                              void **depend) {
1121   MKLOC(loc, "GOMP_task");
1122   int gtid = __kmp_entry_gtid();
1123   kmp_int32 flags = 0;
1124   kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags;
1125 
1126   KA_TRACE(20, ("GOMP_task: T#%d\n", gtid));
1127 
1128   // The low-order bit is the "untied" flag
1129   if (!(gomp_flags & 1)) {
1130     input_flags->tiedness = 1;
1131   }
1132   // The second low-order bit is the "final" flag
1133   if (gomp_flags & 2) {
1134     input_flags->final = 1;
1135   }
1136   input_flags->native = 1;
1137   // __kmp_task_alloc() sets up all other flags
1138 
1139   if (!if_cond) {
1140     arg_size = 0;
1141   }
1142 
1143   kmp_task_t *task = __kmp_task_alloc(
1144       &loc, gtid, input_flags, sizeof(kmp_task_t),
1145       arg_size ? arg_size + arg_align - 1 : 0, (kmp_routine_entry_t)func);
1146 
1147   if (arg_size > 0) {
1148     if (arg_align > 0) {
1149       task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) /
1150                                arg_align * arg_align);
1151     }
1152     // else error??
1153 
1154     if (copy_func) {
1155       (*copy_func)(task->shareds, data);
1156     } else {
1157       KMP_MEMCPY(task->shareds, data, arg_size);
1158     }
1159   }
1160 
1161 #if OMPT_SUPPORT
1162   kmp_taskdata_t *current_task;
1163   if (ompt_enabled.enabled) {
1164     OMPT_STORE_RETURN_ADDRESS(gtid);
1165     current_task = __kmp_threads[gtid]->th.th_current_task;
1166     current_task->ompt_task_info.frame.enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1167   }
1168 #endif
1169 
1170   if (if_cond) {
1171     if (gomp_flags & 8) {
1172       KMP_ASSERT(depend);
1173       const size_t ndeps = (kmp_intptr_t)depend[0];
1174       const size_t nout = (kmp_intptr_t)depend[1];
1175       kmp_depend_info_t dep_list[ndeps];
1176 
1177       for (size_t i = 0U; i < ndeps; i++) {
1178         dep_list[i].base_addr = (kmp_intptr_t)depend[2U + i];
1179         dep_list[i].len = 0U;
1180         dep_list[i].flags.in = 1;
1181         dep_list[i].flags.out = (i < nout);
1182       }
1183       __kmpc_omp_task_with_deps(&loc, gtid, task, ndeps, dep_list, 0, NULL);
1184     } else {
1185       __kmpc_omp_task(&loc, gtid, task);
1186     }
1187   } else {
1188 #if OMPT_SUPPORT
1189     ompt_thread_info_t oldInfo;
1190     kmp_info_t *thread;
1191     kmp_taskdata_t *taskdata;
1192     if (ompt_enabled.enabled) {
1193       // Store the threads states and restore them after the task
1194       thread = __kmp_threads[gtid];
1195       taskdata = KMP_TASK_TO_TASKDATA(task);
1196       oldInfo = thread->th.ompt_thread_info;
1197       thread->th.ompt_thread_info.wait_id = 0;
1198       thread->th.ompt_thread_info.state = ompt_state_work_parallel;
1199       taskdata->ompt_task_info.frame.exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1200       OMPT_STORE_RETURN_ADDRESS(gtid);
1201     }
1202 #endif
1203 
1204     __kmpc_omp_task_begin_if0(&loc, gtid, task);
1205     func(data);
1206     __kmpc_omp_task_complete_if0(&loc, gtid, task);
1207 
1208 #if OMPT_SUPPORT
1209     if (ompt_enabled.enabled) {
1210       thread->th.ompt_thread_info = oldInfo;
1211       taskdata->ompt_task_info.frame.exit_frame = ompt_data_none;
1212     }
1213 #endif
1214   }
1215 #if OMPT_SUPPORT
1216   if (ompt_enabled.enabled) {
1217     current_task->ompt_task_info.frame.enter_frame = ompt_data_none;
1218   }
1219 #endif
1220 
1221   KA_TRACE(20, ("GOMP_task exit: T#%d\n", gtid));
1222 }
1223 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKWAIT)1224 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKWAIT)(void) {
1225   MKLOC(loc, "GOMP_taskwait");
1226   int gtid = __kmp_entry_gtid();
1227 
1228 #if OMPT_SUPPORT
1229   if (ompt_enabled.enabled)
1230     OMPT_STORE_RETURN_ADDRESS(gtid);
1231 #endif
1232 
1233   KA_TRACE(20, ("GOMP_taskwait: T#%d\n", gtid));
1234 
1235   __kmpc_omp_taskwait(&loc, gtid);
1236 
1237   KA_TRACE(20, ("GOMP_taskwait exit: T#%d\n", gtid));
1238 }
1239 
1240 // Sections worksharing constructs
1241 //
1242 // For the sections construct, we initialize a dynamically scheduled loop
1243 // worksharing construct with lb 1 and stride 1, and use the iteration #'s
1244 // that its returns as sections ids.
1245 //
1246 // There are no special entry points for ordered sections, so we always use
1247 // the dynamically scheduled workshare, even if the sections aren't ordered.
1248 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_START)1249 unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_START)(unsigned count) {
1250   int status;
1251   kmp_int lb, ub, stride;
1252   int gtid = __kmp_entry_gtid();
1253   MKLOC(loc, "GOMP_sections_start");
1254   KA_TRACE(20, ("GOMP_sections_start: T#%d\n", gtid));
1255 
1256   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1257 
1258   status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
1259   if (status) {
1260     KMP_DEBUG_ASSERT(stride == 1);
1261     KMP_DEBUG_ASSERT(lb > 0);
1262     KMP_ASSERT(lb == ub);
1263   } else {
1264     lb = 0;
1265   }
1266 
1267   KA_TRACE(20, ("GOMP_sections_start exit: T#%d returning %u\n", gtid,
1268                 (unsigned)lb));
1269   return (unsigned)lb;
1270 }
1271 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_NEXT)1272 unsigned KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_NEXT)(void) {
1273   int status;
1274   kmp_int lb, ub, stride;
1275   int gtid = __kmp_get_gtid();
1276   MKLOC(loc, "GOMP_sections_next");
1277   KA_TRACE(20, ("GOMP_sections_next: T#%d\n", gtid));
1278 
1279 #if OMPT_SUPPORT
1280   OMPT_STORE_RETURN_ADDRESS(gtid);
1281 #endif
1282 
1283   status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
1284   if (status) {
1285     KMP_DEBUG_ASSERT(stride == 1);
1286     KMP_DEBUG_ASSERT(lb > 0);
1287     KMP_ASSERT(lb == ub);
1288   } else {
1289     lb = 0;
1290   }
1291 
1292   KA_TRACE(
1293       20, ("GOMP_sections_next exit: T#%d returning %u\n", gtid, (unsigned)lb));
1294   return (unsigned)lb;
1295 }
1296 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START)1297 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START)(
1298     void (*task)(void *), void *data, unsigned num_threads, unsigned count) {
1299   int gtid = __kmp_entry_gtid();
1300 
1301 #if OMPT_SUPPORT
1302   ompt_frame_t *parent_frame;
1303 
1304   if (ompt_enabled.enabled) {
1305     __ompt_get_task_info_internal(0, NULL, NULL, &parent_frame, NULL, NULL);
1306     parent_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1307     OMPT_STORE_RETURN_ADDRESS(gtid);
1308   }
1309 #endif
1310 
1311   MKLOC(loc, "GOMP_parallel_sections_start");
1312   KA_TRACE(20, ("GOMP_parallel_sections_start: T#%d\n", gtid));
1313 
1314   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1315     if (num_threads != 0) {
1316       __kmp_push_num_threads(&loc, gtid, num_threads);
1317     }
1318     __kmp_GOMP_fork_call(&loc, gtid, task,
1319                          (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1320                          task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1321                          (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1322   } else {
1323     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1324   }
1325 
1326 #if OMPT_SUPPORT
1327   if (ompt_enabled.enabled) {
1328     parent_frame->enter_frame = ompt_data_none;
1329   }
1330 #endif
1331 
1332   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1333 
1334   KA_TRACE(20, ("GOMP_parallel_sections_start exit: T#%d\n", gtid));
1335 }
1336 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END)1337 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END)(void) {
1338   int gtid = __kmp_get_gtid();
1339   KA_TRACE(20, ("GOMP_sections_end: T#%d\n", gtid))
1340 
1341 #if OMPT_SUPPORT
1342   ompt_frame_t *ompt_frame;
1343   if (ompt_enabled.enabled) {
1344     __ompt_get_task_info_internal(0, NULL, NULL, &ompt_frame, NULL, NULL);
1345     ompt_frame->enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1346     OMPT_STORE_RETURN_ADDRESS(gtid);
1347   }
1348 #endif
1349   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
1350 #if OMPT_SUPPORT
1351   if (ompt_enabled.enabled) {
1352     ompt_frame->enter_frame = ompt_data_none;
1353   }
1354 #endif
1355 
1356   KA_TRACE(20, ("GOMP_sections_end exit: T#%d\n", gtid))
1357 }
1358 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT)1359 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT)(void) {
1360   KA_TRACE(20, ("GOMP_sections_end_nowait: T#%d\n", __kmp_get_gtid()))
1361 }
1362 
1363 // libgomp has an empty function for GOMP_taskyield as of 2013-10-10
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKYIELD)1364 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKYIELD)(void) {
1365   KA_TRACE(20, ("GOMP_taskyield: T#%d\n", __kmp_get_gtid()))
1366   return;
1367 }
1368 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL)1369 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL)(void (*task)(void *),
1370                                                  void *data,
1371                                                  unsigned num_threads,
1372                                                  unsigned int flags) {
1373   int gtid = __kmp_entry_gtid();
1374   MKLOC(loc, "GOMP_parallel");
1375   KA_TRACE(20, ("GOMP_parallel: T#%d\n", gtid));
1376 
1377 #if OMPT_SUPPORT
1378   ompt_task_info_t *parent_task_info, *task_info;
1379   if (ompt_enabled.enabled) {
1380     parent_task_info = __ompt_get_task_info_object(0);
1381     parent_task_info->frame.enter_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1382     OMPT_STORE_RETURN_ADDRESS(gtid);
1383   }
1384 #endif
1385   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1386     if (num_threads != 0) {
1387       __kmp_push_num_threads(&loc, gtid, num_threads);
1388     }
1389     if (flags != 0) {
1390       __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);
1391     }
1392     __kmp_GOMP_fork_call(&loc, gtid, task,
1393                          (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
1394                          data);
1395   } else {
1396     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1397   }
1398 #if OMPT_SUPPORT
1399   if (ompt_enabled.enabled) {
1400     task_info = __ompt_get_task_info_object(0);
1401     task_info->frame.exit_frame.ptr = OMPT_GET_FRAME_ADDRESS(0);
1402   }
1403 #endif
1404   task(data);
1405 #if OMPT_SUPPORT
1406   if (ompt_enabled.enabled) {
1407     OMPT_STORE_RETURN_ADDRESS(gtid);
1408   }
1409 #endif
1410   KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();
1411 #if OMPT_SUPPORT
1412   if (ompt_enabled.enabled) {
1413     task_info->frame.exit_frame = ompt_data_none;
1414     parent_task_info->frame.enter_frame = ompt_data_none;
1415   }
1416 #endif
1417 }
1418 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS)1419 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_SECTIONS)(void (*task)(void *),
1420                                                           void *data,
1421                                                           unsigned num_threads,
1422                                                           unsigned count,
1423                                                           unsigned flags) {
1424   int gtid = __kmp_entry_gtid();
1425   MKLOC(loc, "GOMP_parallel_sections");
1426   KA_TRACE(20, ("GOMP_parallel_sections: T#%d\n", gtid));
1427 
1428 #if OMPT_SUPPORT
1429   OMPT_STORE_RETURN_ADDRESS(gtid);
1430 #endif
1431 
1432   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1433     if (num_threads != 0) {
1434       __kmp_push_num_threads(&loc, gtid, num_threads);
1435     }
1436     if (flags != 0) {
1437       __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);
1438     }
1439     __kmp_GOMP_fork_call(&loc, gtid, task,
1440                          (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1441                          task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1442                          (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1443   } else {
1444     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1445   }
1446 
1447 #if OMPT_SUPPORT
1448   OMPT_STORE_RETURN_ADDRESS(gtid);
1449 #endif
1450 
1451   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1452 
1453   task(data);
1454   KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();
1455   KA_TRACE(20, ("GOMP_parallel_sections exit: T#%d\n", gtid));
1456 }
1457 
1458 #define PARALLEL_LOOP(func, schedule, ompt_pre, ompt_post)                     \
1459   void func(void (*task)(void *), void *data, unsigned num_threads, long lb,   \
1460             long ub, long str, long chunk_sz, unsigned flags) {                \
1461     int gtid = __kmp_entry_gtid();                                             \
1462     MKLOC(loc, KMP_STR(func));                                                 \
1463     KA_TRACE(                                                                  \
1464         20,                                                                    \
1465         (KMP_STR(                                                              \
1466              func) ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n",  \
1467          gtid, lb, ub, str, chunk_sz));                                        \
1468                                                                                \
1469     ompt_pre();                                                                \
1470     if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {                       \
1471       if (num_threads != 0) {                                                  \
1472         __kmp_push_num_threads(&loc, gtid, num_threads);                       \
1473       }                                                                        \
1474       if (flags != 0) {                                                        \
1475         __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);              \
1476       }                                                                        \
1477       __kmp_GOMP_fork_call(&loc, gtid, task,                                   \
1478                            (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
1479                            9, task, data, num_threads, &loc, (schedule), lb,   \
1480                            (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz);    \
1481     } else {                                                                   \
1482       __kmp_GOMP_serialized_parallel(&loc, gtid, task);                        \
1483     }                                                                          \
1484                                                                                \
1485     IF_OMPT_SUPPORT(OMPT_STORE_RETURN_ADDRESS(gtid);)                          \
1486     KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                              \
1487                       (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,          \
1488                       (schedule) != kmp_sch_static);                           \
1489     task(data);                                                                \
1490     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_END)();                         \
1491     ompt_post();                                                               \
1492                                                                                \
1493     KA_TRACE(20, (KMP_STR(func) " exit: T#%d\n", gtid));                       \
1494   }
1495 
PARALLEL_LOOP(KMP_EXPAND_NAME (KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC),kmp_sch_static,OMPT_LOOP_PRE,OMPT_LOOP_POST)1496 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC),
1497               kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1498 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC),
1499               kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1500 PARALLEL_LOOP(
1501     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_GUIDED),
1502               kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1503 PARALLEL_LOOP(
1504     KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_DYNAMIC),
1505               kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1506 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED),
1507               kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1508 PARALLEL_LOOP(KMP_EXPAND_NAME(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME),
1509               kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1510 
1511 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_START)(void) {
1512   int gtid = __kmp_entry_gtid();
1513   MKLOC(loc, "GOMP_taskgroup_start");
1514   KA_TRACE(20, ("GOMP_taskgroup_start: T#%d\n", gtid));
1515 
1516 #if OMPT_SUPPORT
1517   if (ompt_enabled.enabled)
1518     OMPT_STORE_RETURN_ADDRESS(gtid);
1519 #endif
1520 
1521   __kmpc_taskgroup(&loc, gtid);
1522 
1523   return;
1524 }
1525 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_END)1526 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKGROUP_END)(void) {
1527   int gtid = __kmp_get_gtid();
1528   MKLOC(loc, "GOMP_taskgroup_end");
1529   KA_TRACE(20, ("GOMP_taskgroup_end: T#%d\n", gtid));
1530 
1531 #if OMPT_SUPPORT
1532   if (ompt_enabled.enabled)
1533     OMPT_STORE_RETURN_ADDRESS(gtid);
1534 #endif
1535 
1536   __kmpc_end_taskgroup(&loc, gtid);
1537 
1538   return;
1539 }
1540 
__kmp_gomp_to_omp_cancellation_kind(int gomp_kind)1541 static kmp_int32 __kmp_gomp_to_omp_cancellation_kind(int gomp_kind) {
1542   kmp_int32 cncl_kind = 0;
1543   switch (gomp_kind) {
1544   case 1:
1545     cncl_kind = cancel_parallel;
1546     break;
1547   case 2:
1548     cncl_kind = cancel_loop;
1549     break;
1550   case 4:
1551     cncl_kind = cancel_sections;
1552     break;
1553   case 8:
1554     cncl_kind = cancel_taskgroup;
1555     break;
1556   }
1557   return cncl_kind;
1558 }
1559 
1560 // Return true if cancellation should take place, false otherwise
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCELLATION_POINT)1561 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCELLATION_POINT)(int which) {
1562   int gtid = __kmp_get_gtid();
1563   MKLOC(loc, "GOMP_cancellation_point");
1564   KA_TRACE(20, ("GOMP_cancellation_point: T#%d which:%d\n", gtid, which));
1565   kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1566   return __kmpc_cancellationpoint(&loc, gtid, cncl_kind);
1567 }
1568 
1569 // Return true if cancellation should take place, false otherwise
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCEL)1570 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_CANCEL)(int which, bool do_cancel) {
1571   int gtid = __kmp_get_gtid();
1572   MKLOC(loc, "GOMP_cancel");
1573   KA_TRACE(20, ("GOMP_cancel: T#%d which:%d do_cancel:%d\n", gtid, which,
1574                 (int)do_cancel));
1575   kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1576 
1577   if (do_cancel == FALSE) {
1578     return __kmpc_cancellationpoint(&loc, gtid, cncl_kind);
1579   } else {
1580     return __kmpc_cancel(&loc, gtid, cncl_kind);
1581   }
1582 }
1583 
1584 // Return true if cancellation should take place, false otherwise
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_BARRIER_CANCEL)1585 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_BARRIER_CANCEL)(void) {
1586   int gtid = __kmp_get_gtid();
1587   KA_TRACE(20, ("GOMP_barrier_cancel: T#%d\n", gtid));
1588   return __kmp_barrier_gomp_cancel(gtid);
1589 }
1590 
1591 // Return true if cancellation should take place, false otherwise
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL)1592 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL)(void) {
1593   int gtid = __kmp_get_gtid();
1594   KA_TRACE(20, ("GOMP_sections_end_cancel: T#%d\n", gtid));
1595   return __kmp_barrier_gomp_cancel(gtid);
1596 }
1597 
1598 // Return true if cancellation should take place, false otherwise
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_CANCEL)1599 bool KMP_EXPAND_NAME(KMP_API_NAME_GOMP_LOOP_END_CANCEL)(void) {
1600   int gtid = __kmp_get_gtid();
1601   KA_TRACE(20, ("GOMP_loop_end_cancel: T#%d\n", gtid));
1602   return __kmp_barrier_gomp_cancel(gtid);
1603 }
1604 
1605 // All target functions are empty as of 2014-05-29
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET)1606 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET)(int device, void (*fn)(void *),
1607                                                const void *openmp_target,
1608                                                size_t mapnum, void **hostaddrs,
1609                                                size_t *sizes,
1610                                                unsigned char *kinds) {
1611   return;
1612 }
1613 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_DATA)1614 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_DATA)(
1615     int device, const void *openmp_target, size_t mapnum, void **hostaddrs,
1616     size_t *sizes, unsigned char *kinds) {
1617   return;
1618 }
1619 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_END_DATA)1620 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_END_DATA)(void) { return; }
1621 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_UPDATE)1622 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TARGET_UPDATE)(
1623     int device, const void *openmp_target, size_t mapnum, void **hostaddrs,
1624     size_t *sizes, unsigned char *kinds) {
1625   return;
1626 }
1627 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TEAMS)1628 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TEAMS)(unsigned int num_teams,
1629                                               unsigned int thread_limit) {
1630   return;
1631 }
1632 
1633 // Task duplication function which copies src to dest (both are
1634 // preallocated task structures)
__kmp_gomp_task_dup(kmp_task_t * dest,kmp_task_t * src,kmp_int32 last_private)1635 static void __kmp_gomp_task_dup(kmp_task_t *dest, kmp_task_t *src,
1636                                 kmp_int32 last_private) {
1637   kmp_taskdata_t *taskdata = KMP_TASK_TO_TASKDATA(src);
1638   if (taskdata->td_copy_func) {
1639     (taskdata->td_copy_func)(dest->shareds, src->shareds);
1640   }
1641 }
1642 
1643 #ifdef __cplusplus
1644 } // extern "C"
1645 #endif
1646 
1647 template <typename T>
__GOMP_taskloop(void (* func)(void *),void * data,void (* copy_func)(void *,void *),long arg_size,long arg_align,unsigned gomp_flags,unsigned long num_tasks,int priority,T start,T end,T step)1648 void __GOMP_taskloop(void (*func)(void *), void *data,
1649                      void (*copy_func)(void *, void *), long arg_size,
1650                      long arg_align, unsigned gomp_flags,
1651                      unsigned long num_tasks, int priority, T start, T end,
1652                      T step) {
1653   typedef void (*p_task_dup_t)(kmp_task_t *, kmp_task_t *, kmp_int32);
1654   MKLOC(loc, "GOMP_taskloop");
1655   int sched;
1656   T *loop_bounds;
1657   int gtid = __kmp_entry_gtid();
1658   kmp_int32 flags = 0;
1659   int if_val = gomp_flags & (1u << 10);
1660   int nogroup = gomp_flags & (1u << 11);
1661   int up = gomp_flags & (1u << 8);
1662   p_task_dup_t task_dup = NULL;
1663   kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags;
1664 #ifdef KMP_DEBUG
1665   {
1666     char *buff;
1667     buff = __kmp_str_format(
1668         "GOMP_taskloop: T#%%d: func:%%p data:%%p copy_func:%%p "
1669         "arg_size:%%ld arg_align:%%ld gomp_flags:0x%%x num_tasks:%%lu "
1670         "priority:%%d start:%%%s end:%%%s step:%%%s\n",
1671         traits_t<T>::spec, traits_t<T>::spec, traits_t<T>::spec);
1672     KA_TRACE(20, (buff, gtid, func, data, copy_func, arg_size, arg_align,
1673                   gomp_flags, num_tasks, priority, start, end, step));
1674     __kmp_str_free(&buff);
1675   }
1676 #endif
1677   KMP_ASSERT((size_t)arg_size >= 2 * sizeof(T));
1678   KMP_ASSERT(arg_align > 0);
1679   // The low-order bit is the "untied" flag
1680   if (!(gomp_flags & 1)) {
1681     input_flags->tiedness = 1;
1682   }
1683   // The second low-order bit is the "final" flag
1684   if (gomp_flags & 2) {
1685     input_flags->final = 1;
1686   }
1687   // Negative step flag
1688   if (!up) {
1689     // If step is flagged as negative, but isn't properly sign extended
1690     // Then manually sign extend it.  Could be a short, int, char embedded
1691     // in a long.  So cannot assume any cast.
1692     if (step > 0) {
1693       for (int i = sizeof(T) * CHAR_BIT - 1; i >= 0L; --i) {
1694         // break at the first 1 bit
1695         if (step & ((T)1 << i))
1696           break;
1697         step |= ((T)1 << i);
1698       }
1699     }
1700   }
1701   input_flags->native = 1;
1702   // Figure out if none/grainsize/num_tasks clause specified
1703   if (num_tasks > 0) {
1704     if (gomp_flags & (1u << 9))
1705       sched = 1; // grainsize specified
1706     else
1707       sched = 2; // num_tasks specified
1708     // neither grainsize nor num_tasks specified
1709   } else {
1710     sched = 0;
1711   }
1712 
1713   // __kmp_task_alloc() sets up all other flags
1714   kmp_task_t *task =
1715       __kmp_task_alloc(&loc, gtid, input_flags, sizeof(kmp_task_t),
1716                        arg_size + arg_align - 1, (kmp_routine_entry_t)func);
1717   kmp_taskdata_t *taskdata = KMP_TASK_TO_TASKDATA(task);
1718   taskdata->td_copy_func = copy_func;
1719   taskdata->td_size_loop_bounds = sizeof(T);
1720 
1721   // re-align shareds if needed and setup firstprivate copy constructors
1722   // through the task_dup mechanism
1723   task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) /
1724                            arg_align * arg_align);
1725   if (copy_func) {
1726     task_dup = __kmp_gomp_task_dup;
1727   }
1728   KMP_MEMCPY(task->shareds, data, arg_size);
1729 
1730   loop_bounds = (T *)task->shareds;
1731   loop_bounds[0] = start;
1732   loop_bounds[1] = end + (up ? -1 : 1);
1733   __kmpc_taskloop(&loc, gtid, task, if_val, (kmp_uint64 *)&(loop_bounds[0]),
1734                   (kmp_uint64 *)&(loop_bounds[1]), (kmp_int64)step, nogroup,
1735                   sched, (kmp_uint64)num_tasks, (void *)task_dup);
1736 }
1737 
1738 // 4 byte version of GOMP_doacross_post
1739 // This verison needs to create a temporary array which converts 4 byte
1740 // integers into 8 byte integers
1741 template <typename T, bool need_conversion = (sizeof(long) == 4)>
1742 void __kmp_GOMP_doacross_post(T *count);
1743 
__kmp_GOMP_doacross_post(long * count)1744 template <> void __kmp_GOMP_doacross_post<long, true>(long *count) {
1745   int gtid = __kmp_entry_gtid();
1746   kmp_info_t *th = __kmp_threads[gtid];
1747   MKLOC(loc, "GOMP_doacross_post");
1748   kmp_int64 num_dims = th->th.th_dispatch->th_doacross_info[0];
1749   kmp_int64 *vec =
1750       (kmp_int64 *)__kmp_thread_malloc(th, sizeof(kmp_int64) * num_dims);
1751   for (kmp_int64 i = 0; i < num_dims; ++i) {
1752     vec[i] = (kmp_int64)count[i];
1753   }
1754   __kmpc_doacross_post(&loc, gtid, vec);
1755   __kmp_thread_free(th, vec);
1756 }
1757 
1758 // 8 byte versions of GOMP_doacross_post
1759 // This version can just pass in the count array directly instead of creating
1760 // a temporary array
__kmp_GOMP_doacross_post(long * count)1761 template <> void __kmp_GOMP_doacross_post<long, false>(long *count) {
1762   int gtid = __kmp_entry_gtid();
1763   MKLOC(loc, "GOMP_doacross_post");
1764   __kmpc_doacross_post(&loc, gtid, RCAST(kmp_int64 *, count));
1765 }
1766 
__kmp_GOMP_doacross_wait(T first,va_list args)1767 template <typename T> void __kmp_GOMP_doacross_wait(T first, va_list args) {
1768   int gtid = __kmp_entry_gtid();
1769   kmp_info_t *th = __kmp_threads[gtid];
1770   MKLOC(loc, "GOMP_doacross_wait");
1771   kmp_int64 num_dims = th->th.th_dispatch->th_doacross_info[0];
1772   kmp_int64 *vec =
1773       (kmp_int64 *)__kmp_thread_malloc(th, sizeof(kmp_int64) * num_dims);
1774   vec[0] = (kmp_int64)first;
1775   for (kmp_int64 i = 1; i < num_dims; ++i) {
1776     T item = va_arg(args, T);
1777     vec[i] = (kmp_int64)item;
1778   }
1779   __kmpc_doacross_wait(&loc, gtid, vec);
1780   __kmp_thread_free(th, vec);
1781   return;
1782 }
1783 
1784 #ifdef __cplusplus
1785 extern "C" {
1786 #endif // __cplusplus
1787 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP)1788 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP)(
1789     void (*func)(void *), void *data, void (*copy_func)(void *, void *),
1790     long arg_size, long arg_align, unsigned gomp_flags, unsigned long num_tasks,
1791     int priority, long start, long end, long step) {
1792   __GOMP_taskloop<long>(func, data, copy_func, arg_size, arg_align, gomp_flags,
1793                         num_tasks, priority, start, end, step);
1794 }
1795 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP_ULL)1796 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_TASKLOOP_ULL)(
1797     void (*func)(void *), void *data, void (*copy_func)(void *, void *),
1798     long arg_size, long arg_align, unsigned gomp_flags, unsigned long num_tasks,
1799     int priority, unsigned long long start, unsigned long long end,
1800     unsigned long long step) {
1801   __GOMP_taskloop<unsigned long long>(func, data, copy_func, arg_size,
1802                                       arg_align, gomp_flags, num_tasks,
1803                                       priority, start, end, step);
1804 }
1805 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_POST)1806 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_POST)(long *count) {
1807   __kmp_GOMP_doacross_post(count);
1808 }
1809 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_WAIT)1810 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_WAIT)(long first, ...) {
1811   va_list args;
1812   va_start(args, first);
1813   __kmp_GOMP_doacross_wait<long>(first, args);
1814   va_end(args);
1815 }
1816 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_POST)1817 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_POST)(
1818     unsigned long long *count) {
1819   int gtid = __kmp_entry_gtid();
1820   MKLOC(loc, "GOMP_doacross_ull_post");
1821   __kmpc_doacross_post(&loc, gtid, RCAST(kmp_int64 *, count));
1822 }
1823 
KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_WAIT)1824 void KMP_EXPAND_NAME(KMP_API_NAME_GOMP_DOACROSS_ULL_WAIT)(
1825     unsigned long long first, ...) {
1826   va_list args;
1827   va_start(args, first);
1828   __kmp_GOMP_doacross_wait<unsigned long long>(first, args);
1829   va_end(args);
1830 }
1831 
1832 /* The following sections of code create aliases for the GOMP_* functions, then
1833    create versioned symbols using the assembler directive .symver. This is only
1834    pertinent for ELF .so library. The KMP_VERSION_SYMBOL macro is defined in
1835    kmp_os.h  */
1836 
1837 #ifdef KMP_USE_VERSION_SYMBOLS
1838 // GOMP_1.0 versioned symbols
1839 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ATOMIC_END, 10, "GOMP_1.0");
1840 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ATOMIC_START, 10, "GOMP_1.0");
1841 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_BARRIER, 10, "GOMP_1.0");
1842 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_END, 10, "GOMP_1.0");
1843 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_NAME_END, 10, "GOMP_1.0");
1844 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_NAME_START, 10, "GOMP_1.0");
1845 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CRITICAL_START, 10, "GOMP_1.0");
1846 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT, 10, "GOMP_1.0");
1847 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START, 10, "GOMP_1.0");
1848 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END, 10, "GOMP_1.0");
1849 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END_NOWAIT, 10, "GOMP_1.0");
1850 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT, 10, "GOMP_1.0");
1851 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_GUIDED_START, 10, "GOMP_1.0");
1852 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT, 10, "GOMP_1.0");
1853 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START, 10,
1854                    "GOMP_1.0");
1855 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT, 10, "GOMP_1.0");
1856 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START, 10, "GOMP_1.0");
1857 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT, 10, "GOMP_1.0");
1858 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START, 10,
1859                    "GOMP_1.0");
1860 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT, 10, "GOMP_1.0");
1861 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START, 10, "GOMP_1.0");
1862 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT, 10, "GOMP_1.0");
1863 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_RUNTIME_START, 10, "GOMP_1.0");
1864 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT, 10, "GOMP_1.0");
1865 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_STATIC_START, 10, "GOMP_1.0");
1866 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ORDERED_END, 10, "GOMP_1.0");
1867 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_ORDERED_START, 10, "GOMP_1.0");
1868 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_END, 10, "GOMP_1.0");
1869 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START, 10,
1870                    "GOMP_1.0");
1871 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START, 10,
1872                    "GOMP_1.0");
1873 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START, 10,
1874                    "GOMP_1.0");
1875 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START, 10,
1876                    "GOMP_1.0");
1877 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START, 10, "GOMP_1.0");
1878 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_START, 10, "GOMP_1.0");
1879 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END, 10, "GOMP_1.0");
1880 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT, 10, "GOMP_1.0");
1881 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_NEXT, 10, "GOMP_1.0");
1882 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_START, 10, "GOMP_1.0");
1883 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_COPY_END, 10, "GOMP_1.0");
1884 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_COPY_START, 10, "GOMP_1.0");
1885 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SINGLE_START, 10, "GOMP_1.0");
1886 
1887 // GOMP_2.0 versioned symbols
1888 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASK, 20, "GOMP_2.0");
1889 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKWAIT, 20, "GOMP_2.0");
1890 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT, 20, "GOMP_2.0");
1891 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START, 20, "GOMP_2.0");
1892 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT, 20, "GOMP_2.0");
1893 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START, 20, "GOMP_2.0");
1894 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT, 20,
1895                    "GOMP_2.0");
1896 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START, 20,
1897                    "GOMP_2.0");
1898 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT, 20,
1899                    "GOMP_2.0");
1900 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START, 20,
1901                    "GOMP_2.0");
1902 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT, 20,
1903                    "GOMP_2.0");
1904 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START, 20,
1905                    "GOMP_2.0");
1906 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT, 20,
1907                    "GOMP_2.0");
1908 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START, 20,
1909                    "GOMP_2.0");
1910 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT, 20, "GOMP_2.0");
1911 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START, 20, "GOMP_2.0");
1912 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT, 20, "GOMP_2.0");
1913 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START, 20, "GOMP_2.0");
1914 
1915 // GOMP_3.0 versioned symbols
1916 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKYIELD, 30, "GOMP_3.0");
1917 
1918 // GOMP_4.0 versioned symbols
1919 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL, 40, "GOMP_4.0");
1920 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_SECTIONS, 40, "GOMP_4.0");
1921 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC, 40, "GOMP_4.0");
1922 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED, 40, "GOMP_4.0");
1923 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME, 40, "GOMP_4.0");
1924 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC, 40, "GOMP_4.0");
1925 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_START, 40, "GOMP_4.0");
1926 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKGROUP_END, 40, "GOMP_4.0");
1927 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_BARRIER_CANCEL, 40, "GOMP_4.0");
1928 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CANCEL, 40, "GOMP_4.0");
1929 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_CANCELLATION_POINT, 40, "GOMP_4.0");
1930 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_END_CANCEL, 40, "GOMP_4.0");
1931 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL, 40, "GOMP_4.0");
1932 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET, 40, "GOMP_4.0");
1933 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_DATA, 40, "GOMP_4.0");
1934 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_END_DATA, 40, "GOMP_4.0");
1935 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TARGET_UPDATE, 40, "GOMP_4.0");
1936 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TEAMS, 40, "GOMP_4.0");
1937 
1938 // GOMP_4.5 versioned symbols
1939 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKLOOP, 45, "GOMP_4.5");
1940 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_TASKLOOP_ULL, 45, "GOMP_4.5");
1941 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_POST, 45, "GOMP_4.5");
1942 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_WAIT, 45, "GOMP_4.5");
1943 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_STATIC_START, 45,
1944                    "GOMP_4.5");
1945 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_DYNAMIC_START, 45,
1946                    "GOMP_4.5");
1947 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_GUIDED_START, 45,
1948                    "GOMP_4.5");
1949 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_DOACROSS_RUNTIME_START, 45,
1950                    "GOMP_4.5");
1951 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_ULL_POST, 45, "GOMP_4.5");
1952 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_DOACROSS_ULL_WAIT, 45, "GOMP_4.5");
1953 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_STATIC_START, 45,
1954                    "GOMP_4.5");
1955 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_DYNAMIC_START, 45,
1956                    "GOMP_4.5");
1957 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_GUIDED_START, 45,
1958                    "GOMP_4.5");
1959 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_DOACROSS_RUNTIME_START, 45,
1960                    "GOMP_4.5");
1961 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_START, 45,
1962                    "GOMP_4.5");
1963 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_DYNAMIC_NEXT, 45,
1964                    "GOMP_4.5");
1965 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_START, 45,
1966                    "GOMP_4.5");
1967 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_NONMONOTONIC_GUIDED_NEXT, 45,
1968                    "GOMP_4.5");
1969 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_START, 45,
1970                    "GOMP_4.5");
1971 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_DYNAMIC_NEXT, 45,
1972                    "GOMP_4.5");
1973 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_START, 45,
1974                    "GOMP_4.5");
1975 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_LOOP_ULL_NONMONOTONIC_GUIDED_NEXT, 45,
1976                    "GOMP_4.5");
1977 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_DYNAMIC, 45,
1978                    "GOMP_4.5");
1979 KMP_VERSION_SYMBOL(KMP_API_NAME_GOMP_PARALLEL_LOOP_NONMONOTONIC_GUIDED, 45,
1980                    "GOMP_4.5");
1981 
1982 #endif // KMP_USE_VERSION_SYMBOLS
1983 
1984 #ifdef __cplusplus
1985 } // extern "C"
1986 #endif // __cplusplus
1987