1 /*
2  * kmp_gsupport.cpp
3  */
4 
5 
6 //===----------------------------------------------------------------------===//
7 //
8 //                     The LLVM Compiler Infrastructure
9 //
10 // This file is dual licensed under the MIT and the University of Illinois Open
11 // Source Licenses. See LICENSE.txt for details.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 
16 #include "kmp.h"
17 #include "kmp_atomic.h"
18 
19 #if OMPT_SUPPORT
20 #include "ompt-specific.h"
21 #endif
22 
23 #ifdef __cplusplus
24 extern "C" {
25 #endif // __cplusplus
26 
27 #define MKLOC(loc, routine)                                                    \
28   static ident_t(loc) = {0, KMP_IDENT_KMPC, 0, 0, ";unknown;unknown;0;0;;"};
29 
30 #include "kmp_ftn_os.h"
31 
32 void xexpand(KMP_API_NAME_GOMP_BARRIER)(void) {
33   int gtid = __kmp_entry_gtid();
34   MKLOC(loc, "GOMP_barrier");
35   KA_TRACE(20, ("GOMP_barrier: T#%d\n", gtid));
36 #if OMPT_SUPPORT && OMPT_TRACE
37   ompt_frame_t *ompt_frame;
38   if (ompt_enabled) {
39     ompt_frame = __ompt_get_task_frame_internal(0);
40     ompt_frame->reenter_runtime_frame = __builtin_frame_address(1);
41   }
42 #endif
43   __kmpc_barrier(&loc, gtid);
44 }
45 
46 // Mutual exclusion
47 
48 // The symbol that icc/ifort generates for unnamed for unnamed critical sections
49 // - .gomp_critical_user_ - is defined using .comm in any objects reference it.
50 // We can't reference it directly here in C code, as the symbol contains a ".".
51 //
52 // The RTL contains an assembly language definition of .gomp_critical_user_
53 // with another symbol __kmp_unnamed_critical_addr initialized with it's
54 // address.
55 extern kmp_critical_name *__kmp_unnamed_critical_addr;
56 
57 void xexpand(KMP_API_NAME_GOMP_CRITICAL_START)(void) {
58   int gtid = __kmp_entry_gtid();
59   MKLOC(loc, "GOMP_critical_start");
60   KA_TRACE(20, ("GOMP_critical_start: T#%d\n", gtid));
61   __kmpc_critical(&loc, gtid, __kmp_unnamed_critical_addr);
62 }
63 
64 void xexpand(KMP_API_NAME_GOMP_CRITICAL_END)(void) {
65   int gtid = __kmp_get_gtid();
66   MKLOC(loc, "GOMP_critical_end");
67   KA_TRACE(20, ("GOMP_critical_end: T#%d\n", gtid));
68   __kmpc_end_critical(&loc, gtid, __kmp_unnamed_critical_addr);
69 }
70 
71 void xexpand(KMP_API_NAME_GOMP_CRITICAL_NAME_START)(void **pptr) {
72   int gtid = __kmp_entry_gtid();
73   MKLOC(loc, "GOMP_critical_name_start");
74   KA_TRACE(20, ("GOMP_critical_name_start: T#%d\n", gtid));
75   __kmpc_critical(&loc, gtid, (kmp_critical_name *)pptr);
76 }
77 
78 void xexpand(KMP_API_NAME_GOMP_CRITICAL_NAME_END)(void **pptr) {
79   int gtid = __kmp_get_gtid();
80   MKLOC(loc, "GOMP_critical_name_end");
81   KA_TRACE(20, ("GOMP_critical_name_end: T#%d\n", gtid));
82   __kmpc_end_critical(&loc, gtid, (kmp_critical_name *)pptr);
83 }
84 
85 // The Gnu codegen tries to use locked operations to perform atomic updates
86 // inline.  If it can't, then it calls GOMP_atomic_start() before performing
87 // the update and GOMP_atomic_end() afterward, regardless of the data type.
88 void xexpand(KMP_API_NAME_GOMP_ATOMIC_START)(void) {
89   int gtid = __kmp_entry_gtid();
90   KA_TRACE(20, ("GOMP_atomic_start: T#%d\n", gtid));
91 
92 #if OMPT_SUPPORT
93   __ompt_thread_assign_wait_id(0);
94 #endif
95 
96   __kmp_acquire_atomic_lock(&__kmp_atomic_lock, gtid);
97 }
98 
99 void xexpand(KMP_API_NAME_GOMP_ATOMIC_END)(void) {
100   int gtid = __kmp_get_gtid();
101   KA_TRACE(20, ("GOMP_atomic_start: T#%d\n", gtid));
102   __kmp_release_atomic_lock(&__kmp_atomic_lock, gtid);
103 }
104 
105 int xexpand(KMP_API_NAME_GOMP_SINGLE_START)(void) {
106   int gtid = __kmp_entry_gtid();
107   MKLOC(loc, "GOMP_single_start");
108   KA_TRACE(20, ("GOMP_single_start: T#%d\n", gtid));
109 
110   if (!TCR_4(__kmp_init_parallel))
111     __kmp_parallel_initialize();
112 
113   // 3rd parameter == FALSE prevents kmp_enter_single from pushing a
114   // workshare when USE_CHECKS is defined.  We need to avoid the push,
115   // as there is no corresponding GOMP_single_end() call.
116   return __kmp_enter_single(gtid, &loc, FALSE);
117 }
118 
119 void *xexpand(KMP_API_NAME_GOMP_SINGLE_COPY_START)(void) {
120   void *retval;
121   int gtid = __kmp_entry_gtid();
122   MKLOC(loc, "GOMP_single_copy_start");
123   KA_TRACE(20, ("GOMP_single_copy_start: T#%d\n", gtid));
124 
125   if (!TCR_4(__kmp_init_parallel))
126     __kmp_parallel_initialize();
127 
128   // If this is the first thread to enter, return NULL.  The generated code will
129   // then call GOMP_single_copy_end() for this thread only, with the
130   // copyprivate data pointer as an argument.
131   if (__kmp_enter_single(gtid, &loc, FALSE))
132     return NULL;
133 
134   // Wait for the first thread to set the copyprivate data pointer,
135   // and for all other threads to reach this point.
136   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
137 
138   // Retrieve the value of the copyprivate data point, and wait for all
139   // threads to do likewise, then return.
140   retval = __kmp_team_from_gtid(gtid)->t.t_copypriv_data;
141   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
142   return retval;
143 }
144 
145 void xexpand(KMP_API_NAME_GOMP_SINGLE_COPY_END)(void *data) {
146   int gtid = __kmp_get_gtid();
147   KA_TRACE(20, ("GOMP_single_copy_end: T#%d\n", gtid));
148 
149   // Set the copyprivate data pointer fo the team, then hit the barrier so that
150   // the other threads will continue on and read it.  Hit another barrier before
151   // continuing, so that the know that the copyprivate data pointer has been
152   // propagated to all threads before trying to reuse the t_copypriv_data field.
153   __kmp_team_from_gtid(gtid)->t.t_copypriv_data = data;
154   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
155   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
156 }
157 
158 void xexpand(KMP_API_NAME_GOMP_ORDERED_START)(void) {
159   int gtid = __kmp_entry_gtid();
160   MKLOC(loc, "GOMP_ordered_start");
161   KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
162   __kmpc_ordered(&loc, gtid);
163 }
164 
165 void xexpand(KMP_API_NAME_GOMP_ORDERED_END)(void) {
166   int gtid = __kmp_get_gtid();
167   MKLOC(loc, "GOMP_ordered_end");
168   KA_TRACE(20, ("GOMP_ordered_start: T#%d\n", gtid));
169   __kmpc_end_ordered(&loc, gtid);
170 }
171 
172 // Dispatch macro defs
173 //
174 // They come in two flavors: 64-bit unsigned, and either 32-bit signed
175 // (IA-32 architecture) or 64-bit signed (Intel(R) 64).
176 
177 #if KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS
178 #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_4
179 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_4
180 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_4
181 #else
182 #define KMP_DISPATCH_INIT __kmp_aux_dispatch_init_8
183 #define KMP_DISPATCH_FINI_CHUNK __kmp_aux_dispatch_fini_chunk_8
184 #define KMP_DISPATCH_NEXT __kmpc_dispatch_next_8
185 #endif /* KMP_ARCH_X86 */
186 
187 #define KMP_DISPATCH_INIT_ULL __kmp_aux_dispatch_init_8u
188 #define KMP_DISPATCH_FINI_CHUNK_ULL __kmp_aux_dispatch_fini_chunk_8u
189 #define KMP_DISPATCH_NEXT_ULL __kmpc_dispatch_next_8u
190 
191 // The parallel contruct
192 
193 #ifndef KMP_DEBUG
194 static
195 #endif /* KMP_DEBUG */
196     void
197     __kmp_GOMP_microtask_wrapper(int *gtid, int *npr, void (*task)(void *),
198                                  void *data) {
199 #if OMPT_SUPPORT
200   kmp_info_t *thr;
201   ompt_frame_t *ompt_frame;
202   ompt_state_t enclosing_state;
203 
204   if (ompt_enabled) {
205     // get pointer to thread data structure
206     thr = __kmp_threads[*gtid];
207 
208     // save enclosing task state; set current state for task
209     enclosing_state = thr->th.ompt_thread_info.state;
210     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
211 
212     // set task frame
213     ompt_frame = __ompt_get_task_frame_internal(0);
214     ompt_frame->exit_runtime_frame = __builtin_frame_address(0);
215   }
216 #endif
217 
218   task(data);
219 
220 #if OMPT_SUPPORT
221   if (ompt_enabled) {
222     // clear task frame
223     ompt_frame->exit_runtime_frame = NULL;
224 
225     // restore enclosing state
226     thr->th.ompt_thread_info.state = enclosing_state;
227   }
228 #endif
229 }
230 
231 #ifndef KMP_DEBUG
232 static
233 #endif /* KMP_DEBUG */
234     void
235     __kmp_GOMP_parallel_microtask_wrapper(int *gtid, int *npr,
236                                           void (*task)(void *), void *data,
237                                           unsigned num_threads, ident_t *loc,
238                                           enum sched_type schedule, long start,
239                                           long end, long incr,
240                                           long chunk_size) {
241   // Intialize the loop worksharing construct.
242   KMP_DISPATCH_INIT(loc, *gtid, schedule, start, end, incr, chunk_size,
243                     schedule != kmp_sch_static);
244 
245 #if OMPT_SUPPORT
246   kmp_info_t *thr;
247   ompt_frame_t *ompt_frame;
248   ompt_state_t enclosing_state;
249 
250   if (ompt_enabled) {
251     thr = __kmp_threads[*gtid];
252     // save enclosing task state; set current state for task
253     enclosing_state = thr->th.ompt_thread_info.state;
254     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
255 
256     // set task frame
257     ompt_frame = __ompt_get_task_frame_internal(0);
258     ompt_frame->exit_runtime_frame = __builtin_frame_address(0);
259   }
260 #endif
261 
262   // Now invoke the microtask.
263   task(data);
264 
265 #if OMPT_SUPPORT
266   if (ompt_enabled) {
267     // clear task frame
268     ompt_frame->exit_runtime_frame = NULL;
269 
270     // reset enclosing state
271     thr->th.ompt_thread_info.state = enclosing_state;
272   }
273 #endif
274 }
275 
276 #ifndef KMP_DEBUG
277 static
278 #endif /* KMP_DEBUG */
279     void
280     __kmp_GOMP_fork_call(ident_t *loc, int gtid, void (*unwrapped_task)(void *),
281                          microtask_t wrapper, int argc, ...) {
282   int rc;
283   kmp_info_t *thr = __kmp_threads[gtid];
284   kmp_team_t *team = thr->th.th_team;
285   int tid = __kmp_tid_from_gtid(gtid);
286 
287   va_list ap;
288   va_start(ap, argc);
289 
290   rc = __kmp_fork_call(loc, gtid, fork_context_gnu, argc,
291 #if OMPT_SUPPORT
292                        VOLATILE_CAST(void *) unwrapped_task,
293 #endif
294                        wrapper, __kmp_invoke_task_func,
295 #if (KMP_ARCH_X86_64 || KMP_ARCH_ARM || KMP_ARCH_AARCH64) && KMP_OS_LINUX
296                        &ap
297 #else
298                        ap
299 #endif
300                        );
301 
302   va_end(ap);
303 
304   if (rc) {
305     __kmp_run_before_invoked_task(gtid, tid, thr, team);
306   }
307 
308 #if OMPT_SUPPORT
309   if (ompt_enabled) {
310 #if OMPT_TRACE
311     ompt_team_info_t *team_info = __ompt_get_teaminfo(0, NULL);
312     ompt_task_info_t *task_info = __ompt_get_taskinfo(0);
313 
314     // implicit task callback
315     if (ompt_callbacks.ompt_callback(ompt_event_implicit_task_begin)) {
316       ompt_callbacks.ompt_callback(ompt_event_implicit_task_begin)(
317           team_info->parallel_id, task_info->task_id);
318     }
319 #endif
320     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
321   }
322 #endif
323 }
324 
325 static void __kmp_GOMP_serialized_parallel(ident_t *loc, kmp_int32 gtid,
326                                            void (*task)(void *)) {
327 #if OMPT_SUPPORT
328   ompt_parallel_id_t ompt_parallel_id;
329   if (ompt_enabled) {
330     ompt_task_info_t *task_info = __ompt_get_taskinfo(0);
331 
332     ompt_parallel_id = __ompt_parallel_id_new(gtid);
333 
334     // parallel region callback
335     if (ompt_callbacks.ompt_callback(ompt_event_parallel_begin)) {
336       int team_size = 1;
337       ompt_callbacks.ompt_callback(ompt_event_parallel_begin)(
338           task_info->task_id, &task_info->frame, ompt_parallel_id, team_size,
339           (void *)task, OMPT_INVOKER(fork_context_gnu));
340     }
341   }
342 #endif
343 
344   __kmp_serialized_parallel(loc, gtid);
345 
346 #if OMPT_SUPPORT
347   if (ompt_enabled) {
348     kmp_info_t *thr = __kmp_threads[gtid];
349 
350     ompt_task_id_t my_ompt_task_id = __ompt_task_id_new(gtid);
351 
352     // set up lightweight task
353     ompt_lw_taskteam_t *lwt =
354         (ompt_lw_taskteam_t *)__kmp_allocate(sizeof(ompt_lw_taskteam_t));
355     __ompt_lw_taskteam_init(lwt, thr, gtid, (void *)task, ompt_parallel_id);
356     lwt->ompt_task_info.task_id = my_ompt_task_id;
357     __ompt_lw_taskteam_link(lwt, thr);
358 
359 #if OMPT_TRACE
360     // implicit task callback
361     if (ompt_callbacks.ompt_callback(ompt_event_implicit_task_begin)) {
362       ompt_callbacks.ompt_callback(ompt_event_implicit_task_begin)(
363           ompt_parallel_id, my_ompt_task_id);
364     }
365     thr->th.ompt_thread_info.state = ompt_state_work_parallel;
366 #endif
367   }
368 #endif
369 }
370 
371 void xexpand(KMP_API_NAME_GOMP_PARALLEL_START)(void (*task)(void *), void *data,
372                                                unsigned num_threads) {
373   int gtid = __kmp_entry_gtid();
374 
375 #if OMPT_SUPPORT
376   ompt_frame_t *parent_frame, *frame;
377 
378   if (ompt_enabled) {
379     parent_frame = __ompt_get_task_frame_internal(0);
380     parent_frame->reenter_runtime_frame = __builtin_frame_address(1);
381   }
382 #endif
383 
384   MKLOC(loc, "GOMP_parallel_start");
385   KA_TRACE(20, ("GOMP_parallel_start: T#%d\n", gtid));
386 
387   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
388     if (num_threads != 0) {
389       __kmp_push_num_threads(&loc, gtid, num_threads);
390     }
391     __kmp_GOMP_fork_call(&loc, gtid, task,
392                          (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
393                          data);
394   } else {
395     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
396   }
397 
398 #if OMPT_SUPPORT
399   if (ompt_enabled) {
400     frame = __ompt_get_task_frame_internal(0);
401     frame->exit_runtime_frame = __builtin_frame_address(1);
402   }
403 #endif
404 }
405 
406 void xexpand(KMP_API_NAME_GOMP_PARALLEL_END)(void) {
407   int gtid = __kmp_get_gtid();
408   kmp_info_t *thr;
409 
410   thr = __kmp_threads[gtid];
411 
412   MKLOC(loc, "GOMP_parallel_end");
413   KA_TRACE(20, ("GOMP_parallel_end: T#%d\n", gtid));
414 
415 #if OMPT_SUPPORT
416   ompt_parallel_id_t parallel_id;
417   ompt_task_id_t serialized_task_id;
418   ompt_frame_t *ompt_frame = NULL;
419 
420   if (ompt_enabled) {
421     ompt_team_info_t *team_info = __ompt_get_teaminfo(0, NULL);
422     parallel_id = team_info->parallel_id;
423 
424     ompt_task_info_t *task_info = __ompt_get_taskinfo(0);
425     serialized_task_id = task_info->task_id;
426 
427     // unlink if necessary. no-op if there is not a lightweight task.
428     ompt_lw_taskteam_t *lwt = __ompt_lw_taskteam_unlink(thr);
429     // GOMP allocates/frees lwt since it can't be kept on the stack
430     if (lwt) {
431       __kmp_free(lwt);
432     }
433   }
434 #endif
435 
436   if (!thr->th.th_team->t.t_serialized) {
437     __kmp_run_after_invoked_task(gtid, __kmp_tid_from_gtid(gtid), thr,
438                                  thr->th.th_team);
439 
440 #if OMPT_SUPPORT
441     if (ompt_enabled) {
442       // Implicit task is finished here, in the barrier we might schedule
443       // deferred tasks,
444       // these don't see the implicit task on the stack
445       ompt_frame = __ompt_get_task_frame_internal(0);
446       ompt_frame->exit_runtime_frame = NULL;
447     }
448 #endif
449 
450     __kmp_join_call(&loc, gtid
451 #if OMPT_SUPPORT
452                     ,
453                     fork_context_gnu
454 #endif
455                     );
456   } else {
457 #if OMPT_SUPPORT && OMPT_TRACE
458     if (ompt_enabled &&
459         ompt_callbacks.ompt_callback(ompt_event_implicit_task_end)) {
460       ompt_callbacks.ompt_callback(ompt_event_implicit_task_end)(
461           parallel_id, serialized_task_id);
462     }
463 #endif
464 
465     __kmpc_end_serialized_parallel(&loc, gtid);
466 
467 #if OMPT_SUPPORT
468     if (ompt_enabled) {
469       // Record that we re-entered the runtime system in the frame that
470       // created the parallel region.
471       ompt_task_info_t *parent_task_info = __ompt_get_taskinfo(0);
472 
473       if (ompt_callbacks.ompt_callback(ompt_event_parallel_end)) {
474         ompt_callbacks.ompt_callback(ompt_event_parallel_end)(
475             parallel_id, parent_task_info->task_id,
476             OMPT_INVOKER(fork_context_gnu));
477       }
478 
479       parent_task_info->frame.reenter_runtime_frame = NULL;
480 
481       thr->th.ompt_thread_info.state =
482           (((thr->th.th_team)->t.t_serialized) ? ompt_state_work_serial
483                                                : ompt_state_work_parallel);
484     }
485 #endif
486   }
487 }
488 
489 // Loop worksharing constructs
490 
491 // The Gnu codegen passes in an exclusive upper bound for the overall range,
492 // but the libguide dispatch code expects an inclusive upper bound, hence the
493 // "end - incr" 5th argument to KMP_DISPATCH_INIT (and the " ub - str" 11th
494 // argument to __kmp_GOMP_fork_call).
495 //
496 // Conversely, KMP_DISPATCH_NEXT returns and inclusive upper bound in *p_ub,
497 // but the Gnu codegen expects an excluside upper bound, so the adjustment
498 // "*p_ub += stride" compenstates for the discrepancy.
499 //
500 // Correction: the gnu codegen always adjusts the upper bound by +-1, not the
501 // stride value.  We adjust the dispatch parameters accordingly (by +-1), but
502 // we still adjust p_ub by the actual stride value.
503 //
504 // The "runtime" versions do not take a chunk_sz parameter.
505 //
506 // The profile lib cannot support construct checking of unordered loops that
507 // are predetermined by the compiler to be statically scheduled, as the gcc
508 // codegen will not always emit calls to GOMP_loop_static_next() to get the
509 // next iteration.  Instead, it emits inline code to call omp_get_thread_num()
510 // num and calculate the iteration space using the result.  It doesn't do this
511 // with ordered static loop, so they can be checked.
512 
513 #define LOOP_START(func, schedule)                                             \
514   int func(long lb, long ub, long str, long chunk_sz, long *p_lb,              \
515            long *p_ub) {                                                       \
516     int status;                                                                \
517     long stride;                                                               \
518     int gtid = __kmp_entry_gtid();                                             \
519     MKLOC(loc, #func);                                                         \
520     KA_TRACE(20,                                                               \
521              (#func ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n", \
522               gtid, lb, ub, str, chunk_sz));                                   \
523                                                                                \
524     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
525       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
526                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,        \
527                         (schedule) != kmp_sch_static);                         \
528       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
529                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
530       if (status) {                                                            \
531         KMP_DEBUG_ASSERT(stride == str);                                       \
532         *p_ub += (str > 0) ? 1 : -1;                                           \
533       }                                                                        \
534     } else {                                                                   \
535       status = 0;                                                              \
536     }                                                                          \
537                                                                                \
538     KA_TRACE(20,                                                               \
539              (#func " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",   \
540               gtid, *p_lb, *p_ub, status));                                    \
541     return status;                                                             \
542   }
543 
544 #define LOOP_RUNTIME_START(func, schedule)                                     \
545   int func(long lb, long ub, long str, long *p_lb, long *p_ub) {               \
546     int status;                                                                \
547     long stride;                                                               \
548     long chunk_sz = 0;                                                         \
549     int gtid = __kmp_entry_gtid();                                             \
550     MKLOC(loc, #func);                                                         \
551     KA_TRACE(20,                                                               \
552              (#func ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz %d\n",    \
553               gtid, lb, ub, str, chunk_sz));                                   \
554                                                                                \
555     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
556       KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                            \
557                         (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz, TRUE); \
558       status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,            \
559                                  (kmp_int *)p_ub, (kmp_int *)&stride);         \
560       if (status) {                                                            \
561         KMP_DEBUG_ASSERT(stride == str);                                       \
562         *p_ub += (str > 0) ? 1 : -1;                                           \
563       }                                                                        \
564     } else {                                                                   \
565       status = 0;                                                              \
566     }                                                                          \
567                                                                                \
568     KA_TRACE(20,                                                               \
569              (#func " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, returning %d\n",   \
570               gtid, *p_lb, *p_ub, status));                                    \
571     return status;                                                             \
572   }
573 
574 #define LOOP_NEXT(func, fini_code)                                             \
575   int func(long *p_lb, long *p_ub) {                                           \
576     int status;                                                                \
577     long stride;                                                               \
578     int gtid = __kmp_get_gtid();                                               \
579     MKLOC(loc, #func);                                                         \
580     KA_TRACE(20, (#func ": T#%d\n", gtid));                                    \
581                                                                                \
582     fini_code status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, (kmp_int *)p_lb,    \
583                                          (kmp_int *)p_ub, (kmp_int *)&stride); \
584     if (status) {                                                              \
585       *p_ub += (stride > 0) ? 1 : -1;                                          \
586     }                                                                          \
587                                                                                \
588     KA_TRACE(20,                                                               \
589              (#func " exit: T#%d, *p_lb 0x%lx, *p_ub 0x%lx, stride 0x%lx, "    \
590                     "returning %d\n",                                          \
591               gtid, *p_lb, *p_ub, stride, status));                            \
592     return status;                                                             \
593   }
594 
595 LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_STATIC_START), kmp_sch_static)
596 LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT), {})
597 LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START),
598            kmp_sch_dynamic_chunked)
599 LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT), {})
600 LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_GUIDED_START), kmp_sch_guided_chunked)
601 LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT), {})
602 LOOP_RUNTIME_START(xexpand(KMP_API_NAME_GOMP_LOOP_RUNTIME_START),
603                    kmp_sch_runtime)
604 LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT), {})
605 
606 LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START), kmp_ord_static)
607 LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT),
608           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
609 LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START),
610            kmp_ord_dynamic_chunked)
611 LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT),
612           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
613 LOOP_START(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START),
614            kmp_ord_guided_chunked)
615 LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT),
616           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
617 LOOP_RUNTIME_START(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START),
618                    kmp_ord_runtime)
619 LOOP_NEXT(xexpand(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT),
620           { KMP_DISPATCH_FINI_CHUNK(&loc, gtid); })
621 
622 void xexpand(KMP_API_NAME_GOMP_LOOP_END)(void) {
623   int gtid = __kmp_get_gtid();
624   KA_TRACE(20, ("GOMP_loop_end: T#%d\n", gtid))
625 
626   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
627 
628   KA_TRACE(20, ("GOMP_loop_end exit: T#%d\n", gtid))
629 }
630 
631 void xexpand(KMP_API_NAME_GOMP_LOOP_END_NOWAIT)(void) {
632   KA_TRACE(20, ("GOMP_loop_end_nowait: T#%d\n", __kmp_get_gtid()))
633 }
634 
635 // Unsigned long long loop worksharing constructs
636 //
637 // These are new with gcc 4.4
638 
639 #define LOOP_START_ULL(func, schedule)                                         \
640   int func(int up, unsigned long long lb, unsigned long long ub,               \
641            unsigned long long str, unsigned long long chunk_sz,                \
642            unsigned long long *p_lb, unsigned long long *p_ub) {               \
643     int status;                                                                \
644     long long str2 = up ? ((long long)str) : -((long long)str);                \
645     long long stride;                                                          \
646     int gtid = __kmp_entry_gtid();                                             \
647     MKLOC(loc, #func);                                                         \
648                                                                                \
649     KA_TRACE(                                                                  \
650         20,                                                                    \
651         (#func                                                                 \
652          ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str 0x%llx, chunk_sz 0x%llx\n", \
653          gtid, up, lb, ub, str, chunk_sz));                                    \
654                                                                                \
655     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
656       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
657                             (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz,  \
658                             (schedule) != kmp_sch_static);                     \
659       status =                                                                 \
660           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
661                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
662       if (status) {                                                            \
663         KMP_DEBUG_ASSERT(stride == str2);                                      \
664         *p_ub += (str > 0) ? 1 : -1;                                           \
665       }                                                                        \
666     } else {                                                                   \
667       status = 0;                                                              \
668     }                                                                          \
669                                                                                \
670     KA_TRACE(20,                                                               \
671              (#func " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n", \
672               gtid, *p_lb, *p_ub, status));                                    \
673     return status;                                                             \
674   }
675 
676 #define LOOP_RUNTIME_START_ULL(func, schedule)                                 \
677   int func(int up, unsigned long long lb, unsigned long long ub,               \
678            unsigned long long str, unsigned long long *p_lb,                   \
679            unsigned long long *p_ub) {                                         \
680     int status;                                                                \
681     long long str2 = up ? ((long long)str) : -((long long)str);                \
682     unsigned long long stride;                                                 \
683     unsigned long long chunk_sz = 0;                                           \
684     int gtid = __kmp_entry_gtid();                                             \
685     MKLOC(loc, #func);                                                         \
686                                                                                \
687     KA_TRACE(                                                                  \
688         20,                                                                    \
689         (#func                                                                 \
690          ": T#%d, up %d, lb 0x%llx, ub 0x%llx, str 0x%llx, chunk_sz 0x%llx\n", \
691          gtid, up, lb, ub, str, chunk_sz));                                    \
692                                                                                \
693     if ((str > 0) ? (lb < ub) : (lb > ub)) {                                   \
694       KMP_DISPATCH_INIT_ULL(&loc, gtid, (schedule), lb,                        \
695                             (str2 > 0) ? (ub - 1) : (ub + 1), str2, chunk_sz,  \
696                             TRUE);                                             \
697       status =                                                                 \
698           KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,          \
699                                 (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);     \
700       if (status) {                                                            \
701         KMP_DEBUG_ASSERT((long long)stride == str2);                           \
702         *p_ub += (str > 0) ? 1 : -1;                                           \
703       }                                                                        \
704     } else {                                                                   \
705       status = 0;                                                              \
706     }                                                                          \
707                                                                                \
708     KA_TRACE(20,                                                               \
709              (#func " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, returning %d\n", \
710               gtid, *p_lb, *p_ub, status));                                    \
711     return status;                                                             \
712   }
713 
714 #define LOOP_NEXT_ULL(func, fini_code)                                         \
715   int func(unsigned long long *p_lb, unsigned long long *p_ub) {               \
716     int status;                                                                \
717     long long stride;                                                          \
718     int gtid = __kmp_get_gtid();                                               \
719     MKLOC(loc, #func);                                                         \
720     KA_TRACE(20, (#func ": T#%d\n", gtid));                                    \
721                                                                                \
722     fini_code status =                                                         \
723         KMP_DISPATCH_NEXT_ULL(&loc, gtid, NULL, (kmp_uint64 *)p_lb,            \
724                               (kmp_uint64 *)p_ub, (kmp_int64 *)&stride);       \
725     if (status) {                                                              \
726       *p_ub += (stride > 0) ? 1 : -1;                                          \
727     }                                                                          \
728                                                                                \
729     KA_TRACE(20,                                                               \
730              (#func " exit: T#%d, *p_lb 0x%llx, *p_ub 0x%llx, stride 0x%llx, " \
731                     "returning %d\n",                                          \
732               gtid, *p_lb, *p_ub, stride, status));                            \
733     return status;                                                             \
734   }
735 
736 LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START), kmp_sch_static)
737 LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT), {})
738 LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START),
739                kmp_sch_dynamic_chunked)
740 LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT), {})
741 LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START),
742                kmp_sch_guided_chunked)
743 LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT), {})
744 LOOP_RUNTIME_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START),
745                        kmp_sch_runtime)
746 LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT), {})
747 
748 LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START),
749                kmp_ord_static)
750 LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT),
751               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
752 LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START),
753                kmp_ord_dynamic_chunked)
754 LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT),
755               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
756 LOOP_START_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START),
757                kmp_ord_guided_chunked)
758 LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT),
759               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
760 LOOP_RUNTIME_START_ULL(
761     xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START), kmp_ord_runtime)
762 LOOP_NEXT_ULL(xexpand(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT),
763               { KMP_DISPATCH_FINI_CHUNK_ULL(&loc, gtid); })
764 
765 // Combined parallel / loop worksharing constructs
766 //
767 // There are no ull versions (yet).
768 
769 #define PARALLEL_LOOP_START(func, schedule, ompt_pre, ompt_post)               \
770   void func(void (*task)(void *), void *data, unsigned num_threads, long lb,   \
771             long ub, long str, long chunk_sz) {                                \
772     int gtid = __kmp_entry_gtid();                                             \
773     MKLOC(loc, #func);                                                         \
774     KA_TRACE(20,                                                               \
775              (#func ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n", \
776               gtid, lb, ub, str, chunk_sz));                                   \
777                                                                                \
778     ompt_pre();                                                                \
779                                                                                \
780     if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {                       \
781       if (num_threads != 0) {                                                  \
782         __kmp_push_num_threads(&loc, gtid, num_threads);                       \
783       }                                                                        \
784       __kmp_GOMP_fork_call(&loc, gtid, task,                                   \
785                            (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
786                            9, task, data, num_threads, &loc, (schedule), lb,   \
787                            (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz);    \
788     } else {                                                                   \
789       __kmp_GOMP_serialized_parallel(&loc, gtid, task);                        \
790     }                                                                          \
791                                                                                \
792     KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                              \
793                       (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,          \
794                       (schedule) != kmp_sch_static);                           \
795                                                                                \
796     ompt_post();                                                               \
797                                                                                \
798     KA_TRACE(20, (#func " exit: T#%d\n", gtid));                               \
799   }
800 
801 #if OMPT_SUPPORT
802 
803 #define OMPT_LOOP_PRE()                                                        \
804   ompt_frame_t *parent_frame;                                                  \
805   if (ompt_enabled) {                                                          \
806     parent_frame = __ompt_get_task_frame_internal(0);                          \
807     parent_frame->reenter_runtime_frame = __builtin_frame_address(1);          \
808   }
809 
810 #define OMPT_LOOP_POST()                                                       \
811   if (ompt_enabled) {                                                          \
812     parent_frame->reenter_runtime_frame = NULL;                                \
813   }
814 
815 #else
816 
817 #define OMPT_LOOP_PRE()
818 
819 #define OMPT_LOOP_POST()
820 
821 #endif
822 
823 PARALLEL_LOOP_START(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START),
824                     kmp_sch_static, OMPT_LOOP_PRE, OMPT_LOOP_POST)
825 PARALLEL_LOOP_START(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START),
826                     kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
827 PARALLEL_LOOP_START(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START),
828                     kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
829 PARALLEL_LOOP_START(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START),
830                     kmp_sch_runtime, OMPT_LOOP_PRE, OMPT_LOOP_POST)
831 
832 // Tasking constructs
833 
834 void xexpand(KMP_API_NAME_GOMP_TASK)(void (*func)(void *), void *data,
835                                      void (*copy_func)(void *, void *),
836                                      long arg_size, long arg_align,
837                                      bool if_cond, unsigned gomp_flags
838 #if OMP_40_ENABLED
839                                      ,
840                                      void **depend
841 #endif
842                                      ) {
843   MKLOC(loc, "GOMP_task");
844   int gtid = __kmp_entry_gtid();
845   kmp_int32 flags = 0;
846   kmp_tasking_flags_t *input_flags = (kmp_tasking_flags_t *)&flags;
847 
848   KA_TRACE(20, ("GOMP_task: T#%d\n", gtid));
849 
850   // The low-order bit is the "tied" flag
851   if (gomp_flags & 1) {
852     input_flags->tiedness = 1;
853   }
854   // The second low-order bit is the "final" flag
855   if (gomp_flags & 2) {
856     input_flags->final = 1;
857   }
858   input_flags->native = 1;
859   // __kmp_task_alloc() sets up all other flags
860 
861   if (!if_cond) {
862     arg_size = 0;
863   }
864 
865   kmp_task_t *task = __kmp_task_alloc(
866       &loc, gtid, input_flags, sizeof(kmp_task_t),
867       arg_size ? arg_size + arg_align - 1 : 0, (kmp_routine_entry_t)func);
868 
869   if (arg_size > 0) {
870     if (arg_align > 0) {
871       task->shareds = (void *)((((size_t)task->shareds) + arg_align - 1) /
872                                arg_align * arg_align);
873     }
874     // else error??
875 
876     if (copy_func) {
877       (*copy_func)(task->shareds, data);
878     } else {
879       KMP_MEMCPY(task->shareds, data, arg_size);
880     }
881   }
882 
883   if (if_cond) {
884 #if OMP_40_ENABLED
885     if (gomp_flags & 8) {
886       KMP_ASSERT(depend);
887       const size_t ndeps = (kmp_intptr_t)depend[0];
888       const size_t nout = (kmp_intptr_t)depend[1];
889       kmp_depend_info_t dep_list[ndeps];
890 
891       for (size_t i = 0U; i < ndeps; i++) {
892         dep_list[i].base_addr = (kmp_intptr_t)depend[2U + i];
893         dep_list[i].len = 0U;
894         dep_list[i].flags.in = 1;
895         dep_list[i].flags.out = (i < nout);
896       }
897       __kmpc_omp_task_with_deps(&loc, gtid, task, ndeps, dep_list, 0, NULL);
898     } else
899 #endif
900       __kmpc_omp_task(&loc, gtid, task);
901   } else {
902 #if OMPT_SUPPORT
903     ompt_thread_info_t oldInfo;
904     kmp_info_t *thread;
905     kmp_taskdata_t *taskdata;
906     if (ompt_enabled) {
907       // Store the threads states and restore them after the task
908       thread = __kmp_threads[gtid];
909       taskdata = KMP_TASK_TO_TASKDATA(task);
910       oldInfo = thread->th.ompt_thread_info;
911       thread->th.ompt_thread_info.wait_id = 0;
912       thread->th.ompt_thread_info.state = ompt_state_work_parallel;
913       taskdata->ompt_task_info.frame.exit_runtime_frame =
914           __builtin_frame_address(0);
915     }
916 #endif
917 
918     __kmpc_omp_task_begin_if0(&loc, gtid, task);
919     func(data);
920     __kmpc_omp_task_complete_if0(&loc, gtid, task);
921 
922 #if OMPT_SUPPORT
923     if (ompt_enabled) {
924       thread->th.ompt_thread_info = oldInfo;
925       taskdata->ompt_task_info.frame.exit_runtime_frame = NULL;
926     }
927 #endif
928   }
929 
930   KA_TRACE(20, ("GOMP_task exit: T#%d\n", gtid));
931 }
932 
933 void xexpand(KMP_API_NAME_GOMP_TASKWAIT)(void) {
934   MKLOC(loc, "GOMP_taskwait");
935   int gtid = __kmp_entry_gtid();
936 
937   KA_TRACE(20, ("GOMP_taskwait: T#%d\n", gtid));
938 
939   __kmpc_omp_taskwait(&loc, gtid);
940 
941   KA_TRACE(20, ("GOMP_taskwait exit: T#%d\n", gtid));
942 }
943 
944 // Sections worksharing constructs
945 //
946 // For the sections construct, we initialize a dynamically scheduled loop
947 // worksharing construct with lb 1 and stride 1, and use the iteration #'s
948 // that its returns as sections ids.
949 //
950 // There are no special entry points for ordered sections, so we always use
951 // the dynamically scheduled workshare, even if the sections aren't ordered.
952 
953 unsigned xexpand(KMP_API_NAME_GOMP_SECTIONS_START)(unsigned count) {
954   int status;
955   kmp_int lb, ub, stride;
956   int gtid = __kmp_entry_gtid();
957   MKLOC(loc, "GOMP_sections_start");
958   KA_TRACE(20, ("GOMP_sections_start: T#%d\n", gtid));
959 
960   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
961 
962   status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
963   if (status) {
964     KMP_DEBUG_ASSERT(stride == 1);
965     KMP_DEBUG_ASSERT(lb > 0);
966     KMP_ASSERT(lb == ub);
967   } else {
968     lb = 0;
969   }
970 
971   KA_TRACE(20, ("GOMP_sections_start exit: T#%d returning %u\n", gtid,
972                 (unsigned)lb));
973   return (unsigned)lb;
974 }
975 
976 unsigned xexpand(KMP_API_NAME_GOMP_SECTIONS_NEXT)(void) {
977   int status;
978   kmp_int lb, ub, stride;
979   int gtid = __kmp_get_gtid();
980   MKLOC(loc, "GOMP_sections_next");
981   KA_TRACE(20, ("GOMP_sections_next: T#%d\n", gtid));
982 
983   status = KMP_DISPATCH_NEXT(&loc, gtid, NULL, &lb, &ub, &stride);
984   if (status) {
985     KMP_DEBUG_ASSERT(stride == 1);
986     KMP_DEBUG_ASSERT(lb > 0);
987     KMP_ASSERT(lb == ub);
988   } else {
989     lb = 0;
990   }
991 
992   KA_TRACE(
993       20, ("GOMP_sections_next exit: T#%d returning %u\n", gtid, (unsigned)lb));
994   return (unsigned)lb;
995 }
996 
997 void xexpand(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START)(void (*task)(void *),
998                                                         void *data,
999                                                         unsigned num_threads,
1000                                                         unsigned count) {
1001   int gtid = __kmp_entry_gtid();
1002 
1003 #if OMPT_SUPPORT
1004   ompt_frame_t *parent_frame;
1005 
1006   if (ompt_enabled) {
1007     parent_frame = __ompt_get_task_frame_internal(0);
1008     parent_frame->reenter_runtime_frame = __builtin_frame_address(1);
1009   }
1010 #endif
1011 
1012   MKLOC(loc, "GOMP_parallel_sections_start");
1013   KA_TRACE(20, ("GOMP_parallel_sections_start: T#%d\n", gtid));
1014 
1015   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1016     if (num_threads != 0) {
1017       __kmp_push_num_threads(&loc, gtid, num_threads);
1018     }
1019     __kmp_GOMP_fork_call(&loc, gtid, task,
1020                          (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1021                          task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1022                          (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1023   } else {
1024     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1025   }
1026 
1027 #if OMPT_SUPPORT
1028   if (ompt_enabled) {
1029     parent_frame->reenter_runtime_frame = NULL;
1030   }
1031 #endif
1032 
1033   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1034 
1035   KA_TRACE(20, ("GOMP_parallel_sections_start exit: T#%d\n", gtid));
1036 }
1037 
1038 void xexpand(KMP_API_NAME_GOMP_SECTIONS_END)(void) {
1039   int gtid = __kmp_get_gtid();
1040   KA_TRACE(20, ("GOMP_sections_end: T#%d\n", gtid))
1041 
1042   __kmp_barrier(bs_plain_barrier, gtid, FALSE, 0, NULL, NULL);
1043 
1044   KA_TRACE(20, ("GOMP_sections_end exit: T#%d\n", gtid))
1045 }
1046 
1047 void xexpand(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT)(void) {
1048   KA_TRACE(20, ("GOMP_sections_end_nowait: T#%d\n", __kmp_get_gtid()))
1049 }
1050 
1051 // libgomp has an empty function for GOMP_taskyield as of 2013-10-10
1052 void xexpand(KMP_API_NAME_GOMP_TASKYIELD)(void) {
1053   KA_TRACE(20, ("GOMP_taskyield: T#%d\n", __kmp_get_gtid()))
1054   return;
1055 }
1056 
1057 #if OMP_40_ENABLED // these are new GOMP_4.0 entry points
1058 
1059 void xexpand(KMP_API_NAME_GOMP_PARALLEL)(void (*task)(void *), void *data,
1060                                          unsigned num_threads,
1061                                          unsigned int flags) {
1062   int gtid = __kmp_entry_gtid();
1063   MKLOC(loc, "GOMP_parallel");
1064   KA_TRACE(20, ("GOMP_parallel: T#%d\n", gtid));
1065 
1066 #if OMPT_SUPPORT
1067   ompt_task_info_t *parent_task_info, *task_info;
1068   if (ompt_enabled) {
1069     parent_task_info = __ompt_get_taskinfo(0);
1070     parent_task_info->frame.reenter_runtime_frame = __builtin_frame_address(1);
1071   }
1072 #endif
1073   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1074     if (num_threads != 0) {
1075       __kmp_push_num_threads(&loc, gtid, num_threads);
1076     }
1077     if (flags != 0) {
1078       __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);
1079     }
1080     __kmp_GOMP_fork_call(&loc, gtid, task,
1081                          (microtask_t)__kmp_GOMP_microtask_wrapper, 2, task,
1082                          data);
1083   } else {
1084     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1085   }
1086 #if OMPT_SUPPORT
1087   if (ompt_enabled) {
1088     task_info = __ompt_get_taskinfo(0);
1089     task_info->frame.exit_runtime_frame = __builtin_frame_address(0);
1090   }
1091 #endif
1092   task(data);
1093   xexpand(KMP_API_NAME_GOMP_PARALLEL_END)();
1094 #if OMPT_SUPPORT
1095   if (ompt_enabled) {
1096     task_info->frame.exit_runtime_frame = NULL;
1097     parent_task_info->frame.reenter_runtime_frame = NULL;
1098   }
1099 #endif
1100 }
1101 
1102 void xexpand(KMP_API_NAME_GOMP_PARALLEL_SECTIONS)(void (*task)(void *),
1103                                                   void *data,
1104                                                   unsigned num_threads,
1105                                                   unsigned count,
1106                                                   unsigned flags) {
1107   int gtid = __kmp_entry_gtid();
1108   MKLOC(loc, "GOMP_parallel_sections");
1109   KA_TRACE(20, ("GOMP_parallel_sections: T#%d\n", gtid));
1110 
1111   if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {
1112     if (num_threads != 0) {
1113       __kmp_push_num_threads(&loc, gtid, num_threads);
1114     }
1115     if (flags != 0) {
1116       __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);
1117     }
1118     __kmp_GOMP_fork_call(&loc, gtid, task,
1119                          (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, 9,
1120                          task, data, num_threads, &loc, kmp_nm_dynamic_chunked,
1121                          (kmp_int)1, (kmp_int)count, (kmp_int)1, (kmp_int)1);
1122   } else {
1123     __kmp_GOMP_serialized_parallel(&loc, gtid, task);
1124   }
1125 
1126   KMP_DISPATCH_INIT(&loc, gtid, kmp_nm_dynamic_chunked, 1, count, 1, 1, TRUE);
1127 
1128   task(data);
1129   xexpand(KMP_API_NAME_GOMP_PARALLEL_END)();
1130   KA_TRACE(20, ("GOMP_parallel_sections exit: T#%d\n", gtid));
1131 }
1132 
1133 #define PARALLEL_LOOP(func, schedule, ompt_pre, ompt_post)                     \
1134   void func(void (*task)(void *), void *data, unsigned num_threads, long lb,   \
1135             long ub, long str, long chunk_sz, unsigned flags) {                \
1136     int gtid = __kmp_entry_gtid();                                             \
1137     MKLOC(loc, #func);                                                         \
1138     KA_TRACE(20,                                                               \
1139              (#func ": T#%d, lb 0x%lx, ub 0x%lx, str 0x%lx, chunk_sz 0x%lx\n", \
1140               gtid, lb, ub, str, chunk_sz));                                   \
1141                                                                                \
1142     ompt_pre();                                                                \
1143     if (__kmpc_ok_to_fork(&loc) && (num_threads != 1)) {                       \
1144       if (num_threads != 0) {                                                  \
1145         __kmp_push_num_threads(&loc, gtid, num_threads);                       \
1146       }                                                                        \
1147       if (flags != 0) {                                                        \
1148         __kmp_push_proc_bind(&loc, gtid, (kmp_proc_bind_t)flags);              \
1149       }                                                                        \
1150       __kmp_GOMP_fork_call(&loc, gtid, task,                                   \
1151                            (microtask_t)__kmp_GOMP_parallel_microtask_wrapper, \
1152                            9, task, data, num_threads, &loc, (schedule), lb,   \
1153                            (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz);    \
1154     } else {                                                                   \
1155       __kmp_GOMP_serialized_parallel(&loc, gtid, task);                        \
1156     }                                                                          \
1157                                                                                \
1158     KMP_DISPATCH_INIT(&loc, gtid, (schedule), lb,                              \
1159                       (str > 0) ? (ub - 1) : (ub + 1), str, chunk_sz,          \
1160                       (schedule) != kmp_sch_static);                           \
1161     task(data);                                                                \
1162     xexpand(KMP_API_NAME_GOMP_PARALLEL_END)();                                 \
1163     ompt_post();                                                               \
1164                                                                                \
1165     KA_TRACE(20, (#func " exit: T#%d\n", gtid));                               \
1166   }
1167 
1168 PARALLEL_LOOP(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC), kmp_sch_static,
1169               OMPT_LOOP_PRE, OMPT_LOOP_POST)
1170 PARALLEL_LOOP(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC),
1171               kmp_sch_dynamic_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1172 PARALLEL_LOOP(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED),
1173               kmp_sch_guided_chunked, OMPT_LOOP_PRE, OMPT_LOOP_POST)
1174 PARALLEL_LOOP(xexpand(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME), kmp_sch_runtime,
1175               OMPT_LOOP_PRE, OMPT_LOOP_POST)
1176 
1177 void xexpand(KMP_API_NAME_GOMP_TASKGROUP_START)(void) {
1178   int gtid = __kmp_entry_gtid();
1179   MKLOC(loc, "GOMP_taskgroup_start");
1180   KA_TRACE(20, ("GOMP_taskgroup_start: T#%d\n", gtid));
1181 
1182   __kmpc_taskgroup(&loc, gtid);
1183 
1184   return;
1185 }
1186 
1187 void xexpand(KMP_API_NAME_GOMP_TASKGROUP_END)(void) {
1188   int gtid = __kmp_get_gtid();
1189   MKLOC(loc, "GOMP_taskgroup_end");
1190   KA_TRACE(20, ("GOMP_taskgroup_end: T#%d\n", gtid));
1191 
1192   __kmpc_end_taskgroup(&loc, gtid);
1193 
1194   return;
1195 }
1196 
1197 #ifndef KMP_DEBUG
1198 static
1199 #endif /* KMP_DEBUG */
1200     kmp_int32
1201     __kmp_gomp_to_omp_cancellation_kind(int gomp_kind) {
1202   kmp_int32 cncl_kind = 0;
1203   switch (gomp_kind) {
1204   case 1:
1205     cncl_kind = cancel_parallel;
1206     break;
1207   case 2:
1208     cncl_kind = cancel_loop;
1209     break;
1210   case 4:
1211     cncl_kind = cancel_sections;
1212     break;
1213   case 8:
1214     cncl_kind = cancel_taskgroup;
1215     break;
1216   }
1217   return cncl_kind;
1218 }
1219 
1220 bool xexpand(KMP_API_NAME_GOMP_CANCELLATION_POINT)(int which) {
1221   if (__kmp_omp_cancellation) {
1222     KMP_FATAL(NoGompCancellation);
1223   }
1224   int gtid = __kmp_get_gtid();
1225   MKLOC(loc, "GOMP_cancellation_point");
1226   KA_TRACE(20, ("GOMP_cancellation_point: T#%d\n", gtid));
1227 
1228   kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1229 
1230   return __kmpc_cancellationpoint(&loc, gtid, cncl_kind);
1231 }
1232 
1233 bool xexpand(KMP_API_NAME_GOMP_BARRIER_CANCEL)(void) {
1234   if (__kmp_omp_cancellation) {
1235     KMP_FATAL(NoGompCancellation);
1236   }
1237   KMP_FATAL(NoGompCancellation);
1238   int gtid = __kmp_get_gtid();
1239   MKLOC(loc, "GOMP_barrier_cancel");
1240   KA_TRACE(20, ("GOMP_barrier_cancel: T#%d\n", gtid));
1241 
1242   return __kmpc_cancel_barrier(&loc, gtid);
1243 }
1244 
1245 bool xexpand(KMP_API_NAME_GOMP_CANCEL)(int which, bool do_cancel) {
1246   if (__kmp_omp_cancellation) {
1247     KMP_FATAL(NoGompCancellation);
1248   } else {
1249     return FALSE;
1250   }
1251 
1252   int gtid = __kmp_get_gtid();
1253   MKLOC(loc, "GOMP_cancel");
1254   KA_TRACE(20, ("GOMP_cancel: T#%d\n", gtid));
1255 
1256   kmp_int32 cncl_kind = __kmp_gomp_to_omp_cancellation_kind(which);
1257 
1258   if (do_cancel == FALSE) {
1259     return xexpand(KMP_API_NAME_GOMP_CANCELLATION_POINT)(which);
1260   } else {
1261     return __kmpc_cancel(&loc, gtid, cncl_kind);
1262   }
1263 }
1264 
1265 bool xexpand(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL)(void) {
1266   if (__kmp_omp_cancellation) {
1267     KMP_FATAL(NoGompCancellation);
1268   }
1269   int gtid = __kmp_get_gtid();
1270   MKLOC(loc, "GOMP_sections_end_cancel");
1271   KA_TRACE(20, ("GOMP_sections_end_cancel: T#%d\n", gtid));
1272 
1273   return __kmpc_cancel_barrier(&loc, gtid);
1274 }
1275 
1276 bool xexpand(KMP_API_NAME_GOMP_LOOP_END_CANCEL)(void) {
1277   if (__kmp_omp_cancellation) {
1278     KMP_FATAL(NoGompCancellation);
1279   }
1280   int gtid = __kmp_get_gtid();
1281   MKLOC(loc, "GOMP_loop_end_cancel");
1282   KA_TRACE(20, ("GOMP_loop_end_cancel: T#%d\n", gtid));
1283 
1284   return __kmpc_cancel_barrier(&loc, gtid);
1285 }
1286 
1287 // All target functions are empty as of 2014-05-29
1288 void xexpand(KMP_API_NAME_GOMP_TARGET)(int device, void (*fn)(void *),
1289                                        const void *openmp_target, size_t mapnum,
1290                                        void **hostaddrs, size_t *sizes,
1291                                        unsigned char *kinds) {
1292   return;
1293 }
1294 
1295 void xexpand(KMP_API_NAME_GOMP_TARGET_DATA)(int device,
1296                                             const void *openmp_target,
1297                                             size_t mapnum, void **hostaddrs,
1298                                             size_t *sizes,
1299                                             unsigned char *kinds) {
1300   return;
1301 }
1302 
1303 void xexpand(KMP_API_NAME_GOMP_TARGET_END_DATA)(void) { return; }
1304 
1305 void xexpand(KMP_API_NAME_GOMP_TARGET_UPDATE)(int device,
1306                                               const void *openmp_target,
1307                                               size_t mapnum, void **hostaddrs,
1308                                               size_t *sizes,
1309                                               unsigned char *kinds) {
1310   return;
1311 }
1312 
1313 void xexpand(KMP_API_NAME_GOMP_TEAMS)(unsigned int num_teams,
1314                                       unsigned int thread_limit) {
1315   return;
1316 }
1317 #endif // OMP_40_ENABLED
1318 
1319 /* The following sections of code create aliases for the GOMP_* functions, then
1320    create versioned symbols using the assembler directive .symver. This is only
1321    pertinent for ELF .so library xaliasify and xversionify are defined in
1322    kmp_ftn_os.h  */
1323 
1324 #ifdef KMP_USE_VERSION_SYMBOLS
1325 
1326 // GOMP_1.0 aliases
1327 xaliasify(KMP_API_NAME_GOMP_ATOMIC_END, 10);
1328 xaliasify(KMP_API_NAME_GOMP_ATOMIC_START, 10);
1329 xaliasify(KMP_API_NAME_GOMP_BARRIER, 10);
1330 xaliasify(KMP_API_NAME_GOMP_CRITICAL_END, 10);
1331 xaliasify(KMP_API_NAME_GOMP_CRITICAL_NAME_END, 10);
1332 xaliasify(KMP_API_NAME_GOMP_CRITICAL_NAME_START, 10);
1333 xaliasify(KMP_API_NAME_GOMP_CRITICAL_START, 10);
1334 xaliasify(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT, 10);
1335 xaliasify(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START, 10);
1336 xaliasify(KMP_API_NAME_GOMP_LOOP_END, 10);
1337 xaliasify(KMP_API_NAME_GOMP_LOOP_END_NOWAIT, 10);
1338 xaliasify(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT, 10);
1339 xaliasify(KMP_API_NAME_GOMP_LOOP_GUIDED_START, 10);
1340 xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT, 10);
1341 xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START, 10);
1342 xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT, 10);
1343 xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START, 10);
1344 xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT, 10);
1345 xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START, 10);
1346 xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT, 10);
1347 xaliasify(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START, 10);
1348 xaliasify(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT, 10);
1349 xaliasify(KMP_API_NAME_GOMP_LOOP_RUNTIME_START, 10);
1350 xaliasify(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT, 10);
1351 xaliasify(KMP_API_NAME_GOMP_LOOP_STATIC_START, 10);
1352 xaliasify(KMP_API_NAME_GOMP_ORDERED_END, 10);
1353 xaliasify(KMP_API_NAME_GOMP_ORDERED_START, 10);
1354 xaliasify(KMP_API_NAME_GOMP_PARALLEL_END, 10);
1355 xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START, 10);
1356 xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START, 10);
1357 xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START, 10);
1358 xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START, 10);
1359 xaliasify(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START, 10);
1360 xaliasify(KMP_API_NAME_GOMP_PARALLEL_START, 10);
1361 xaliasify(KMP_API_NAME_GOMP_SECTIONS_END, 10);
1362 xaliasify(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT, 10);
1363 xaliasify(KMP_API_NAME_GOMP_SECTIONS_NEXT, 10);
1364 xaliasify(KMP_API_NAME_GOMP_SECTIONS_START, 10);
1365 xaliasify(KMP_API_NAME_GOMP_SINGLE_COPY_END, 10);
1366 xaliasify(KMP_API_NAME_GOMP_SINGLE_COPY_START, 10);
1367 xaliasify(KMP_API_NAME_GOMP_SINGLE_START, 10);
1368 
1369 // GOMP_2.0 aliases
1370 xaliasify(KMP_API_NAME_GOMP_TASK, 20);
1371 xaliasify(KMP_API_NAME_GOMP_TASKWAIT, 20);
1372 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT, 20);
1373 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START, 20);
1374 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT, 20);
1375 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START, 20);
1376 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT, 20);
1377 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START, 20);
1378 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT, 20);
1379 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START, 20);
1380 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT, 20);
1381 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START, 20);
1382 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT, 20);
1383 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START, 20);
1384 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT, 20);
1385 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START, 20);
1386 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT, 20);
1387 xaliasify(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START, 20);
1388 
1389 // GOMP_3.0 aliases
1390 xaliasify(KMP_API_NAME_GOMP_TASKYIELD, 30);
1391 
1392 // GOMP_4.0 aliases
1393 // The GOMP_parallel* entry points below aren't OpenMP 4.0 related.
1394 #if OMP_40_ENABLED
1395 xaliasify(KMP_API_NAME_GOMP_PARALLEL, 40);
1396 xaliasify(KMP_API_NAME_GOMP_PARALLEL_SECTIONS, 40);
1397 xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC, 40);
1398 xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED, 40);
1399 xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME, 40);
1400 xaliasify(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC, 40);
1401 xaliasify(KMP_API_NAME_GOMP_TASKGROUP_START, 40);
1402 xaliasify(KMP_API_NAME_GOMP_TASKGROUP_END, 40);
1403 xaliasify(KMP_API_NAME_GOMP_BARRIER_CANCEL, 40);
1404 xaliasify(KMP_API_NAME_GOMP_CANCEL, 40);
1405 xaliasify(KMP_API_NAME_GOMP_CANCELLATION_POINT, 40);
1406 xaliasify(KMP_API_NAME_GOMP_LOOP_END_CANCEL, 40);
1407 xaliasify(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL, 40);
1408 xaliasify(KMP_API_NAME_GOMP_TARGET, 40);
1409 xaliasify(KMP_API_NAME_GOMP_TARGET_DATA, 40);
1410 xaliasify(KMP_API_NAME_GOMP_TARGET_END_DATA, 40);
1411 xaliasify(KMP_API_NAME_GOMP_TARGET_UPDATE, 40);
1412 xaliasify(KMP_API_NAME_GOMP_TEAMS, 40);
1413 #endif
1414 
1415 // GOMP_1.0 versioned symbols
1416 xversionify(KMP_API_NAME_GOMP_ATOMIC_END, 10, "GOMP_1.0");
1417 xversionify(KMP_API_NAME_GOMP_ATOMIC_START, 10, "GOMP_1.0");
1418 xversionify(KMP_API_NAME_GOMP_BARRIER, 10, "GOMP_1.0");
1419 xversionify(KMP_API_NAME_GOMP_CRITICAL_END, 10, "GOMP_1.0");
1420 xversionify(KMP_API_NAME_GOMP_CRITICAL_NAME_END, 10, "GOMP_1.0");
1421 xversionify(KMP_API_NAME_GOMP_CRITICAL_NAME_START, 10, "GOMP_1.0");
1422 xversionify(KMP_API_NAME_GOMP_CRITICAL_START, 10, "GOMP_1.0");
1423 xversionify(KMP_API_NAME_GOMP_LOOP_DYNAMIC_NEXT, 10, "GOMP_1.0");
1424 xversionify(KMP_API_NAME_GOMP_LOOP_DYNAMIC_START, 10, "GOMP_1.0");
1425 xversionify(KMP_API_NAME_GOMP_LOOP_END, 10, "GOMP_1.0");
1426 xversionify(KMP_API_NAME_GOMP_LOOP_END_NOWAIT, 10, "GOMP_1.0");
1427 xversionify(KMP_API_NAME_GOMP_LOOP_GUIDED_NEXT, 10, "GOMP_1.0");
1428 xversionify(KMP_API_NAME_GOMP_LOOP_GUIDED_START, 10, "GOMP_1.0");
1429 xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_NEXT, 10, "GOMP_1.0");
1430 xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_DYNAMIC_START, 10, "GOMP_1.0");
1431 xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_NEXT, 10, "GOMP_1.0");
1432 xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_GUIDED_START, 10, "GOMP_1.0");
1433 xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_NEXT, 10, "GOMP_1.0");
1434 xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_RUNTIME_START, 10, "GOMP_1.0");
1435 xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_NEXT, 10, "GOMP_1.0");
1436 xversionify(KMP_API_NAME_GOMP_LOOP_ORDERED_STATIC_START, 10, "GOMP_1.0");
1437 xversionify(KMP_API_NAME_GOMP_LOOP_RUNTIME_NEXT, 10, "GOMP_1.0");
1438 xversionify(KMP_API_NAME_GOMP_LOOP_RUNTIME_START, 10, "GOMP_1.0");
1439 xversionify(KMP_API_NAME_GOMP_LOOP_STATIC_NEXT, 10, "GOMP_1.0");
1440 xversionify(KMP_API_NAME_GOMP_LOOP_STATIC_START, 10, "GOMP_1.0");
1441 xversionify(KMP_API_NAME_GOMP_ORDERED_END, 10, "GOMP_1.0");
1442 xversionify(KMP_API_NAME_GOMP_ORDERED_START, 10, "GOMP_1.0");
1443 xversionify(KMP_API_NAME_GOMP_PARALLEL_END, 10, "GOMP_1.0");
1444 xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC_START, 10, "GOMP_1.0");
1445 xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED_START, 10, "GOMP_1.0");
1446 xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME_START, 10, "GOMP_1.0");
1447 xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC_START, 10, "GOMP_1.0");
1448 xversionify(KMP_API_NAME_GOMP_PARALLEL_SECTIONS_START, 10, "GOMP_1.0");
1449 xversionify(KMP_API_NAME_GOMP_PARALLEL_START, 10, "GOMP_1.0");
1450 xversionify(KMP_API_NAME_GOMP_SECTIONS_END, 10, "GOMP_1.0");
1451 xversionify(KMP_API_NAME_GOMP_SECTIONS_END_NOWAIT, 10, "GOMP_1.0");
1452 xversionify(KMP_API_NAME_GOMP_SECTIONS_NEXT, 10, "GOMP_1.0");
1453 xversionify(KMP_API_NAME_GOMP_SECTIONS_START, 10, "GOMP_1.0");
1454 xversionify(KMP_API_NAME_GOMP_SINGLE_COPY_END, 10, "GOMP_1.0");
1455 xversionify(KMP_API_NAME_GOMP_SINGLE_COPY_START, 10, "GOMP_1.0");
1456 xversionify(KMP_API_NAME_GOMP_SINGLE_START, 10, "GOMP_1.0");
1457 
1458 // GOMP_2.0 versioned symbols
1459 xversionify(KMP_API_NAME_GOMP_TASK, 20, "GOMP_2.0");
1460 xversionify(KMP_API_NAME_GOMP_TASKWAIT, 20, "GOMP_2.0");
1461 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_NEXT, 20, "GOMP_2.0");
1462 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_DYNAMIC_START, 20, "GOMP_2.0");
1463 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_NEXT, 20, "GOMP_2.0");
1464 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_GUIDED_START, 20, "GOMP_2.0");
1465 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT, 20, "GOMP_2.0");
1466 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START, 20, "GOMP_2.0");
1467 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT, 20, "GOMP_2.0");
1468 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_GUIDED_START, 20, "GOMP_2.0");
1469 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT, 20, "GOMP_2.0");
1470 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_RUNTIME_START, 20, "GOMP_2.0");
1471 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT, 20, "GOMP_2.0");
1472 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_ORDERED_STATIC_START, 20, "GOMP_2.0");
1473 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_NEXT, 20, "GOMP_2.0");
1474 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_RUNTIME_START, 20, "GOMP_2.0");
1475 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_NEXT, 20, "GOMP_2.0");
1476 xversionify(KMP_API_NAME_GOMP_LOOP_ULL_STATIC_START, 20, "GOMP_2.0");
1477 
1478 // GOMP_3.0 versioned symbols
1479 xversionify(KMP_API_NAME_GOMP_TASKYIELD, 30, "GOMP_3.0");
1480 
1481 // GOMP_4.0 versioned symbols
1482 #if OMP_40_ENABLED
1483 xversionify(KMP_API_NAME_GOMP_PARALLEL, 40, "GOMP_4.0");
1484 xversionify(KMP_API_NAME_GOMP_PARALLEL_SECTIONS, 40, "GOMP_4.0");
1485 xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_DYNAMIC, 40, "GOMP_4.0");
1486 xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_GUIDED, 40, "GOMP_4.0");
1487 xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_RUNTIME, 40, "GOMP_4.0");
1488 xversionify(KMP_API_NAME_GOMP_PARALLEL_LOOP_STATIC, 40, "GOMP_4.0");
1489 xversionify(KMP_API_NAME_GOMP_TASKGROUP_START, 40, "GOMP_4.0");
1490 xversionify(KMP_API_NAME_GOMP_TASKGROUP_END, 40, "GOMP_4.0");
1491 xversionify(KMP_API_NAME_GOMP_BARRIER_CANCEL, 40, "GOMP_4.0");
1492 xversionify(KMP_API_NAME_GOMP_CANCEL, 40, "GOMP_4.0");
1493 xversionify(KMP_API_NAME_GOMP_CANCELLATION_POINT, 40, "GOMP_4.0");
1494 xversionify(KMP_API_NAME_GOMP_LOOP_END_CANCEL, 40, "GOMP_4.0");
1495 xversionify(KMP_API_NAME_GOMP_SECTIONS_END_CANCEL, 40, "GOMP_4.0");
1496 xversionify(KMP_API_NAME_GOMP_TARGET, 40, "GOMP_4.0");
1497 xversionify(KMP_API_NAME_GOMP_TARGET_DATA, 40, "GOMP_4.0");
1498 xversionify(KMP_API_NAME_GOMP_TARGET_END_DATA, 40, "GOMP_4.0");
1499 xversionify(KMP_API_NAME_GOMP_TARGET_UPDATE, 40, "GOMP_4.0");
1500 xversionify(KMP_API_NAME_GOMP_TEAMS, 40, "GOMP_4.0");
1501 #endif
1502 
1503 #endif // KMP_USE_VERSION_SYMBOLS
1504 
1505 #ifdef __cplusplus
1506 } // extern "C"
1507 #endif // __cplusplus
1508