1 //===--- OpenMPKinds.cpp - Token Kinds Support ----------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 /// \file
9 /// This file implements the OpenMP enum and support functions.
10 ///
11 //===----------------------------------------------------------------------===//
12 
13 #include "clang/Basic/OpenMPKinds.h"
14 #include "clang/Basic/IdentifierTable.h"
15 #include "llvm/ADT/StringRef.h"
16 #include "llvm/ADT/StringSwitch.h"
17 #include "llvm/Support/ErrorHandling.h"
18 #include <cassert>
19 
20 using namespace clang;
21 using namespace llvm::omp;
22 
23 unsigned clang::getOpenMPSimpleClauseType(OpenMPClauseKind Kind,
24                                           StringRef Str) {
25   switch (Kind) {
26   case OMPC_default:
27     return llvm::StringSwitch<unsigned>(Str)
28 #define OMP_DEFAULT_KIND(Enum, Name) .Case(Name, unsigned(Enum))
29 #include "llvm/Frontend/OpenMP/OMPKinds.def"
30         .Default(unsigned(llvm::omp::OMP_DEFAULT_unknown));
31   case OMPC_proc_bind:
32     return llvm::StringSwitch<unsigned>(Str)
33 #define OMP_PROC_BIND_KIND(Enum, Name, Value) .Case(Name, Value)
34 #include "llvm/Frontend/OpenMP/OMPKinds.def"
35         .Default(unsigned(llvm::omp::OMP_PROC_BIND_unknown));
36   case OMPC_schedule:
37     return llvm::StringSwitch<unsigned>(Str)
38 #define OPENMP_SCHEDULE_KIND(Name)                                             \
39   .Case(#Name, static_cast<unsigned>(OMPC_SCHEDULE_##Name))
40 #define OPENMP_SCHEDULE_MODIFIER(Name)                                         \
41   .Case(#Name, static_cast<unsigned>(OMPC_SCHEDULE_MODIFIER_##Name))
42 #include "clang/Basic/OpenMPKinds.def"
43         .Default(OMPC_SCHEDULE_unknown);
44   case OMPC_depend:
45     return llvm::StringSwitch<OpenMPDependClauseKind>(Str)
46 #define OPENMP_DEPEND_KIND(Name) .Case(#Name, OMPC_DEPEND_##Name)
47 #include "clang/Basic/OpenMPKinds.def"
48         .Default(OMPC_DEPEND_unknown);
49   case OMPC_linear:
50     return llvm::StringSwitch<OpenMPLinearClauseKind>(Str)
51 #define OPENMP_LINEAR_KIND(Name) .Case(#Name, OMPC_LINEAR_##Name)
52 #include "clang/Basic/OpenMPKinds.def"
53         .Default(OMPC_LINEAR_unknown);
54   case OMPC_map:
55     return llvm::StringSwitch<unsigned>(Str)
56 #define OPENMP_MAP_KIND(Name)                                                  \
57   .Case(#Name, static_cast<unsigned>(OMPC_MAP_##Name))
58 #define OPENMP_MAP_MODIFIER_KIND(Name)                                         \
59   .Case(#Name, static_cast<unsigned>(OMPC_MAP_MODIFIER_##Name))
60 #include "clang/Basic/OpenMPKinds.def"
61         .Default(OMPC_MAP_unknown);
62   case OMPC_to:
63     return llvm::StringSwitch<unsigned>(Str)
64 #define OPENMP_TO_MODIFIER_KIND(Name)                                          \
65   .Case(#Name, static_cast<unsigned>(OMPC_TO_MODIFIER_##Name))
66 #include "clang/Basic/OpenMPKinds.def"
67         .Default(OMPC_TO_MODIFIER_unknown);
68   case OMPC_from:
69     return llvm::StringSwitch<unsigned>(Str)
70 #define OPENMP_FROM_MODIFIER_KIND(Name)                                     \
71   .Case(#Name, static_cast<unsigned>(OMPC_FROM_MODIFIER_##Name))
72 #include "clang/Basic/OpenMPKinds.def"
73         .Default(OMPC_FROM_MODIFIER_unknown);
74   case OMPC_dist_schedule:
75     return llvm::StringSwitch<OpenMPDistScheduleClauseKind>(Str)
76 #define OPENMP_DIST_SCHEDULE_KIND(Name) .Case(#Name, OMPC_DIST_SCHEDULE_##Name)
77 #include "clang/Basic/OpenMPKinds.def"
78         .Default(OMPC_DIST_SCHEDULE_unknown);
79   case OMPC_defaultmap:
80     return llvm::StringSwitch<unsigned>(Str)
81 #define OPENMP_DEFAULTMAP_KIND(Name)                                           \
82   .Case(#Name, static_cast<unsigned>(OMPC_DEFAULTMAP_##Name))
83 #define OPENMP_DEFAULTMAP_MODIFIER(Name)                                       \
84   .Case(#Name, static_cast<unsigned>(OMPC_DEFAULTMAP_MODIFIER_##Name))
85 #include "clang/Basic/OpenMPKinds.def"
86         .Default(OMPC_DEFAULTMAP_unknown);
87   case OMPC_atomic_default_mem_order:
88      return llvm::StringSwitch<OpenMPAtomicDefaultMemOrderClauseKind>(Str)
89 #define OPENMP_ATOMIC_DEFAULT_MEM_ORDER_KIND(Name)       \
90   .Case(#Name, OMPC_ATOMIC_DEFAULT_MEM_ORDER_##Name)
91 #include "clang/Basic/OpenMPKinds.def"
92         .Default(OMPC_ATOMIC_DEFAULT_MEM_ORDER_unknown);
93   case OMPC_device_type:
94     return llvm::StringSwitch<OpenMPDeviceType>(Str)
95 #define OPENMP_DEVICE_TYPE_KIND(Name) .Case(#Name, OMPC_DEVICE_TYPE_##Name)
96 #include "clang/Basic/OpenMPKinds.def"
97         .Default(OMPC_DEVICE_TYPE_unknown);
98   case OMPC_lastprivate:
99     return llvm::StringSwitch<OpenMPLastprivateModifier>(Str)
100 #define OPENMP_LASTPRIVATE_KIND(Name) .Case(#Name, OMPC_LASTPRIVATE_##Name)
101 #include "clang/Basic/OpenMPKinds.def"
102         .Default(OMPC_LASTPRIVATE_unknown);
103   case OMPC_order:
104     return llvm::StringSwitch<OpenMPOrderClauseKind>(Str)
105 #define OPENMP_ORDER_KIND(Name) .Case(#Name, OMPC_ORDER_##Name)
106 #include "clang/Basic/OpenMPKinds.def"
107         .Default(OMPC_ORDER_unknown);
108   case OMPC_update:
109     return llvm::StringSwitch<OpenMPDependClauseKind>(Str)
110 #define OPENMP_DEPEND_KIND(Name) .Case(#Name, OMPC_DEPEND_##Name)
111 #include "clang/Basic/OpenMPKinds.def"
112         .Default(OMPC_DEPEND_unknown);
113   case OMPC_device:
114     return llvm::StringSwitch<OpenMPDeviceClauseModifier>(Str)
115 #define OPENMP_DEVICE_MODIFIER(Name) .Case(#Name, OMPC_DEVICE_##Name)
116 #include "clang/Basic/OpenMPKinds.def"
117         .Default(OMPC_DEVICE_unknown);
118   case OMPC_reduction:
119     return llvm::StringSwitch<OpenMPReductionClauseModifier>(Str)
120 #define OPENMP_REDUCTION_MODIFIER(Name) .Case(#Name, OMPC_REDUCTION_##Name)
121 #include "clang/Basic/OpenMPKinds.def"
122         .Default(OMPC_REDUCTION_unknown);
123   case OMPC_unknown:
124   case OMPC_threadprivate:
125   case OMPC_if:
126   case OMPC_final:
127   case OMPC_num_threads:
128   case OMPC_safelen:
129   case OMPC_simdlen:
130   case OMPC_allocator:
131   case OMPC_allocate:
132   case OMPC_collapse:
133   case OMPC_private:
134   case OMPC_firstprivate:
135   case OMPC_shared:
136   case OMPC_task_reduction:
137   case OMPC_in_reduction:
138   case OMPC_aligned:
139   case OMPC_copyin:
140   case OMPC_copyprivate:
141   case OMPC_ordered:
142   case OMPC_nowait:
143   case OMPC_untied:
144   case OMPC_mergeable:
145   case OMPC_flush:
146   case OMPC_depobj:
147   case OMPC_read:
148   case OMPC_write:
149   case OMPC_capture:
150   case OMPC_seq_cst:
151   case OMPC_acq_rel:
152   case OMPC_acquire:
153   case OMPC_release:
154   case OMPC_relaxed:
155   case OMPC_threads:
156   case OMPC_simd:
157   case OMPC_num_teams:
158   case OMPC_thread_limit:
159   case OMPC_priority:
160   case OMPC_grainsize:
161   case OMPC_nogroup:
162   case OMPC_num_tasks:
163   case OMPC_hint:
164   case OMPC_uniform:
165   case OMPC_use_device_ptr:
166   case OMPC_is_device_ptr:
167   case OMPC_unified_address:
168   case OMPC_unified_shared_memory:
169   case OMPC_reverse_offload:
170   case OMPC_dynamic_allocators:
171   case OMPC_match:
172   case OMPC_nontemporal:
173   case OMPC_destroy:
174   case OMPC_detach:
175   case OMPC_inclusive:
176   case OMPC_exclusive:
177   case OMPC_uses_allocators:
178   case OMPC_affinity:
179     break;
180   }
181   llvm_unreachable("Invalid OpenMP simple clause kind");
182 }
183 
184 const char *clang::getOpenMPSimpleClauseTypeName(OpenMPClauseKind Kind,
185                                                  unsigned Type) {
186   switch (Kind) {
187   case OMPC_default:
188     switch (llvm::omp::DefaultKind(Type)) {
189 #define OMP_DEFAULT_KIND(Enum, Name)                                           \
190   case Enum:                                                                   \
191     return Name;
192 #include "llvm/Frontend/OpenMP/OMPKinds.def"
193     }
194     llvm_unreachable("Invalid OpenMP 'default' clause type");
195   case OMPC_proc_bind:
196     switch (Type) {
197 #define OMP_PROC_BIND_KIND(Enum, Name, Value)                                  \
198   case Value:                                                                  \
199     return Name;
200 #include "llvm/Frontend/OpenMP/OMPKinds.def"
201     }
202     llvm_unreachable("Invalid OpenMP 'proc_bind' clause type");
203   case OMPC_schedule:
204     switch (Type) {
205     case OMPC_SCHEDULE_unknown:
206     case OMPC_SCHEDULE_MODIFIER_last:
207       return "unknown";
208 #define OPENMP_SCHEDULE_KIND(Name)                                             \
209     case OMPC_SCHEDULE_##Name:                                                 \
210       return #Name;
211 #define OPENMP_SCHEDULE_MODIFIER(Name)                                         \
212     case OMPC_SCHEDULE_MODIFIER_##Name:                                        \
213       return #Name;
214 #include "clang/Basic/OpenMPKinds.def"
215     }
216     llvm_unreachable("Invalid OpenMP 'schedule' clause type");
217   case OMPC_depend:
218     switch (Type) {
219     case OMPC_DEPEND_unknown:
220       return "unknown";
221 #define OPENMP_DEPEND_KIND(Name)                                             \
222   case OMPC_DEPEND_##Name:                                                   \
223     return #Name;
224 #include "clang/Basic/OpenMPKinds.def"
225     }
226     llvm_unreachable("Invalid OpenMP 'depend' clause type");
227   case OMPC_linear:
228     switch (Type) {
229     case OMPC_LINEAR_unknown:
230       return "unknown";
231 #define OPENMP_LINEAR_KIND(Name)                                             \
232   case OMPC_LINEAR_##Name:                                                   \
233     return #Name;
234 #include "clang/Basic/OpenMPKinds.def"
235     }
236     llvm_unreachable("Invalid OpenMP 'linear' clause type");
237   case OMPC_map:
238     switch (Type) {
239     case OMPC_MAP_unknown:
240     case OMPC_MAP_MODIFIER_last:
241       return "unknown";
242 #define OPENMP_MAP_KIND(Name)                                                \
243   case OMPC_MAP_##Name:                                                      \
244     return #Name;
245 #define OPENMP_MAP_MODIFIER_KIND(Name)                                       \
246   case OMPC_MAP_MODIFIER_##Name:                                             \
247     return #Name;
248 #include "clang/Basic/OpenMPKinds.def"
249     default:
250       break;
251     }
252     llvm_unreachable("Invalid OpenMP 'map' clause type");
253   case OMPC_to:
254     switch (Type) {
255     case OMPC_TO_MODIFIER_unknown:
256       return "unknown";
257 #define OPENMP_TO_MODIFIER_KIND(Name)                                          \
258   case OMPC_TO_MODIFIER_##Name:                                                \
259     return #Name;
260 #include "clang/Basic/OpenMPKinds.def"
261     default:
262       break;
263     }
264     llvm_unreachable("Invalid OpenMP 'to' clause type");
265   case OMPC_from:
266     switch (Type) {
267     case OMPC_FROM_MODIFIER_unknown:
268       return "unknown";
269 #define OPENMP_FROM_MODIFIER_KIND(Name)                                        \
270   case OMPC_FROM_MODIFIER_##Name:                                              \
271     return #Name;
272 #include "clang/Basic/OpenMPKinds.def"
273     default:
274       break;
275     }
276     llvm_unreachable("Invalid OpenMP 'from' clause type");
277   case OMPC_dist_schedule:
278     switch (Type) {
279     case OMPC_DIST_SCHEDULE_unknown:
280       return "unknown";
281 #define OPENMP_DIST_SCHEDULE_KIND(Name)                                      \
282   case OMPC_DIST_SCHEDULE_##Name:                                            \
283     return #Name;
284 #include "clang/Basic/OpenMPKinds.def"
285     }
286     llvm_unreachable("Invalid OpenMP 'dist_schedule' clause type");
287   case OMPC_defaultmap:
288     switch (Type) {
289     case OMPC_DEFAULTMAP_unknown:
290     case OMPC_DEFAULTMAP_MODIFIER_last:
291       return "unknown";
292 #define OPENMP_DEFAULTMAP_KIND(Name)                                         \
293     case OMPC_DEFAULTMAP_##Name:                                             \
294       return #Name;
295 #define OPENMP_DEFAULTMAP_MODIFIER(Name)                                     \
296     case OMPC_DEFAULTMAP_MODIFIER_##Name:                                    \
297       return #Name;
298 #include "clang/Basic/OpenMPKinds.def"
299     }
300     llvm_unreachable("Invalid OpenMP 'schedule' clause type");
301   case OMPC_atomic_default_mem_order:
302     switch (Type) {
303     case OMPC_ATOMIC_DEFAULT_MEM_ORDER_unknown:
304       return "unknown";
305 #define OPENMP_ATOMIC_DEFAULT_MEM_ORDER_KIND(Name)                           \
306     case OMPC_ATOMIC_DEFAULT_MEM_ORDER_##Name:                               \
307       return #Name;
308 #include "clang/Basic/OpenMPKinds.def"
309 }
310     llvm_unreachable("Invalid OpenMP 'atomic_default_mem_order' clause type");
311   case OMPC_device_type:
312     switch (Type) {
313     case OMPC_DEVICE_TYPE_unknown:
314       return "unknown";
315 #define OPENMP_DEVICE_TYPE_KIND(Name)                                          \
316     case OMPC_DEVICE_TYPE_##Name:                                              \
317       return #Name;
318 #include "clang/Basic/OpenMPKinds.def"
319     }
320     llvm_unreachable("Invalid OpenMP 'device_type' clause type");
321   case OMPC_lastprivate:
322     switch (Type) {
323     case OMPC_LASTPRIVATE_unknown:
324       return "unknown";
325 #define OPENMP_LASTPRIVATE_KIND(Name)                                          \
326     case OMPC_LASTPRIVATE_##Name:                                              \
327       return #Name;
328 #include "clang/Basic/OpenMPKinds.def"
329     }
330     llvm_unreachable("Invalid OpenMP 'lastprivate' clause type");
331   case OMPC_order:
332     switch (Type) {
333     case OMPC_ORDER_unknown:
334       return "unknown";
335 #define OPENMP_ORDER_KIND(Name)                                                \
336     case OMPC_ORDER_##Name:                                                    \
337       return #Name;
338 #include "clang/Basic/OpenMPKinds.def"
339     }
340     llvm_unreachable("Invalid OpenMP 'order' clause type");
341   case OMPC_update:
342     switch (Type) {
343     case OMPC_DEPEND_unknown:
344       return "unknown";
345 #define OPENMP_DEPEND_KIND(Name)                                               \
346   case OMPC_DEPEND_##Name:                                                     \
347     return #Name;
348 #include "clang/Basic/OpenMPKinds.def"
349     }
350     llvm_unreachable("Invalid OpenMP 'depend' clause type");
351   case OMPC_device:
352     switch (Type) {
353     case OMPC_DEVICE_unknown:
354       return "unknown";
355 #define OPENMP_DEVICE_MODIFIER(Name)                                           \
356   case OMPC_DEVICE_##Name:                                                     \
357     return #Name;
358 #include "clang/Basic/OpenMPKinds.def"
359     }
360     llvm_unreachable("Invalid OpenMP 'device' clause modifier");
361   case OMPC_reduction:
362     switch (Type) {
363     case OMPC_REDUCTION_unknown:
364       return "unknown";
365 #define OPENMP_REDUCTION_MODIFIER(Name)                                        \
366   case OMPC_REDUCTION_##Name:                                                  \
367     return #Name;
368 #include "clang/Basic/OpenMPKinds.def"
369     }
370     llvm_unreachable("Invalid OpenMP 'reduction' clause modifier");
371   case OMPC_unknown:
372   case OMPC_threadprivate:
373   case OMPC_if:
374   case OMPC_final:
375   case OMPC_num_threads:
376   case OMPC_safelen:
377   case OMPC_simdlen:
378   case OMPC_allocator:
379   case OMPC_allocate:
380   case OMPC_collapse:
381   case OMPC_private:
382   case OMPC_firstprivate:
383   case OMPC_shared:
384   case OMPC_task_reduction:
385   case OMPC_in_reduction:
386   case OMPC_aligned:
387   case OMPC_copyin:
388   case OMPC_copyprivate:
389   case OMPC_ordered:
390   case OMPC_nowait:
391   case OMPC_untied:
392   case OMPC_mergeable:
393   case OMPC_flush:
394   case OMPC_depobj:
395   case OMPC_read:
396   case OMPC_write:
397   case OMPC_capture:
398   case OMPC_seq_cst:
399   case OMPC_acq_rel:
400   case OMPC_acquire:
401   case OMPC_release:
402   case OMPC_relaxed:
403   case OMPC_threads:
404   case OMPC_simd:
405   case OMPC_num_teams:
406   case OMPC_thread_limit:
407   case OMPC_priority:
408   case OMPC_grainsize:
409   case OMPC_nogroup:
410   case OMPC_num_tasks:
411   case OMPC_hint:
412   case OMPC_uniform:
413   case OMPC_use_device_ptr:
414   case OMPC_is_device_ptr:
415   case OMPC_unified_address:
416   case OMPC_unified_shared_memory:
417   case OMPC_reverse_offload:
418   case OMPC_dynamic_allocators:
419   case OMPC_match:
420   case OMPC_nontemporal:
421   case OMPC_destroy:
422   case OMPC_detach:
423   case OMPC_inclusive:
424   case OMPC_exclusive:
425   case OMPC_uses_allocators:
426   case OMPC_affinity:
427     break;
428   }
429   llvm_unreachable("Invalid OpenMP simple clause kind");
430 }
431 
432 bool clang::isOpenMPLoopDirective(OpenMPDirectiveKind DKind) {
433   return DKind == OMPD_simd || DKind == OMPD_for || DKind == OMPD_for_simd ||
434          DKind == OMPD_parallel_for || DKind == OMPD_parallel_for_simd ||
435          DKind == OMPD_taskloop || DKind == OMPD_taskloop_simd ||
436          DKind == OMPD_master_taskloop || DKind == OMPD_master_taskloop_simd ||
437          DKind == OMPD_parallel_master_taskloop ||
438          DKind == OMPD_parallel_master_taskloop_simd ||
439          DKind == OMPD_distribute || DKind == OMPD_target_parallel_for ||
440          DKind == OMPD_distribute_parallel_for ||
441          DKind == OMPD_distribute_parallel_for_simd ||
442          DKind == OMPD_distribute_simd ||
443          DKind == OMPD_target_parallel_for_simd || DKind == OMPD_target_simd ||
444          DKind == OMPD_teams_distribute ||
445          DKind == OMPD_teams_distribute_simd ||
446          DKind == OMPD_teams_distribute_parallel_for_simd ||
447          DKind == OMPD_teams_distribute_parallel_for ||
448          DKind == OMPD_target_teams_distribute ||
449          DKind == OMPD_target_teams_distribute_parallel_for ||
450          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
451          DKind == OMPD_target_teams_distribute_simd;
452 }
453 
454 bool clang::isOpenMPWorksharingDirective(OpenMPDirectiveKind DKind) {
455   return DKind == OMPD_for || DKind == OMPD_for_simd ||
456          DKind == OMPD_sections || DKind == OMPD_section ||
457          DKind == OMPD_single || DKind == OMPD_parallel_for ||
458          DKind == OMPD_parallel_for_simd || DKind == OMPD_parallel_sections ||
459          DKind == OMPD_target_parallel_for ||
460          DKind == OMPD_distribute_parallel_for ||
461          DKind == OMPD_distribute_parallel_for_simd ||
462          DKind == OMPD_target_parallel_for_simd ||
463          DKind == OMPD_teams_distribute_parallel_for_simd ||
464          DKind == OMPD_teams_distribute_parallel_for ||
465          DKind == OMPD_target_teams_distribute_parallel_for ||
466          DKind == OMPD_target_teams_distribute_parallel_for_simd;
467 }
468 
469 bool clang::isOpenMPTaskLoopDirective(OpenMPDirectiveKind DKind) {
470   return DKind == OMPD_taskloop || DKind == OMPD_taskloop_simd ||
471          DKind == OMPD_master_taskloop || DKind == OMPD_master_taskloop_simd ||
472          DKind == OMPD_parallel_master_taskloop ||
473          DKind == OMPD_parallel_master_taskloop_simd;
474 }
475 
476 bool clang::isOpenMPParallelDirective(OpenMPDirectiveKind DKind) {
477   return DKind == OMPD_parallel || DKind == OMPD_parallel_for ||
478          DKind == OMPD_parallel_for_simd || DKind == OMPD_parallel_sections ||
479          DKind == OMPD_target_parallel || DKind == OMPD_target_parallel_for ||
480          DKind == OMPD_distribute_parallel_for ||
481          DKind == OMPD_distribute_parallel_for_simd ||
482          DKind == OMPD_target_parallel_for_simd ||
483          DKind == OMPD_teams_distribute_parallel_for ||
484          DKind == OMPD_teams_distribute_parallel_for_simd ||
485          DKind == OMPD_target_teams_distribute_parallel_for ||
486          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
487          DKind == OMPD_parallel_master ||
488          DKind == OMPD_parallel_master_taskloop ||
489          DKind == OMPD_parallel_master_taskloop_simd;
490 }
491 
492 bool clang::isOpenMPTargetExecutionDirective(OpenMPDirectiveKind DKind) {
493   return DKind == OMPD_target || DKind == OMPD_target_parallel ||
494          DKind == OMPD_target_parallel_for ||
495          DKind == OMPD_target_parallel_for_simd || DKind == OMPD_target_simd ||
496          DKind == OMPD_target_teams || DKind == OMPD_target_teams_distribute ||
497          DKind == OMPD_target_teams_distribute_parallel_for ||
498          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
499          DKind == OMPD_target_teams_distribute_simd;
500 }
501 
502 bool clang::isOpenMPTargetDataManagementDirective(OpenMPDirectiveKind DKind) {
503   return DKind == OMPD_target_data || DKind == OMPD_target_enter_data ||
504          DKind == OMPD_target_exit_data || DKind == OMPD_target_update;
505 }
506 
507 bool clang::isOpenMPNestingTeamsDirective(OpenMPDirectiveKind DKind) {
508   return DKind == OMPD_teams || DKind == OMPD_teams_distribute ||
509          DKind == OMPD_teams_distribute_simd ||
510          DKind == OMPD_teams_distribute_parallel_for_simd ||
511          DKind == OMPD_teams_distribute_parallel_for;
512 }
513 
514 bool clang::isOpenMPTeamsDirective(OpenMPDirectiveKind DKind) {
515   return isOpenMPNestingTeamsDirective(DKind) ||
516          DKind == OMPD_target_teams || DKind == OMPD_target_teams_distribute ||
517          DKind == OMPD_target_teams_distribute_parallel_for ||
518          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
519          DKind == OMPD_target_teams_distribute_simd;
520 }
521 
522 bool clang::isOpenMPSimdDirective(OpenMPDirectiveKind DKind) {
523   return DKind == OMPD_simd || DKind == OMPD_for_simd ||
524          DKind == OMPD_parallel_for_simd || DKind == OMPD_taskloop_simd ||
525          DKind == OMPD_master_taskloop_simd ||
526          DKind == OMPD_parallel_master_taskloop_simd ||
527          DKind == OMPD_distribute_parallel_for_simd ||
528          DKind == OMPD_distribute_simd || DKind == OMPD_target_simd ||
529          DKind == OMPD_teams_distribute_simd ||
530          DKind == OMPD_teams_distribute_parallel_for_simd ||
531          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
532          DKind == OMPD_target_teams_distribute_simd ||
533          DKind == OMPD_target_parallel_for_simd;
534 }
535 
536 bool clang::isOpenMPNestingDistributeDirective(OpenMPDirectiveKind Kind) {
537   return Kind == OMPD_distribute || Kind == OMPD_distribute_parallel_for ||
538          Kind == OMPD_distribute_parallel_for_simd ||
539          Kind == OMPD_distribute_simd;
540   // TODO add next directives.
541 }
542 
543 bool clang::isOpenMPDistributeDirective(OpenMPDirectiveKind Kind) {
544   return isOpenMPNestingDistributeDirective(Kind) ||
545          Kind == OMPD_teams_distribute || Kind == OMPD_teams_distribute_simd ||
546          Kind == OMPD_teams_distribute_parallel_for_simd ||
547          Kind == OMPD_teams_distribute_parallel_for ||
548          Kind == OMPD_target_teams_distribute ||
549          Kind == OMPD_target_teams_distribute_parallel_for ||
550          Kind == OMPD_target_teams_distribute_parallel_for_simd ||
551          Kind == OMPD_target_teams_distribute_simd;
552 }
553 
554 bool clang::isOpenMPPrivate(OpenMPClauseKind Kind) {
555   return Kind == OMPC_private || Kind == OMPC_firstprivate ||
556          Kind == OMPC_lastprivate || Kind == OMPC_linear ||
557          Kind == OMPC_reduction || Kind == OMPC_task_reduction ||
558          Kind == OMPC_in_reduction; // TODO add next clauses like 'reduction'.
559 }
560 
561 bool clang::isOpenMPThreadPrivate(OpenMPClauseKind Kind) {
562   return Kind == OMPC_threadprivate || Kind == OMPC_copyin;
563 }
564 
565 bool clang::isOpenMPTaskingDirective(OpenMPDirectiveKind Kind) {
566   return Kind == OMPD_task || isOpenMPTaskLoopDirective(Kind);
567 }
568 
569 bool clang::isOpenMPLoopBoundSharingDirective(OpenMPDirectiveKind Kind) {
570   return Kind == OMPD_distribute_parallel_for ||
571          Kind == OMPD_distribute_parallel_for_simd ||
572          Kind == OMPD_teams_distribute_parallel_for_simd ||
573          Kind == OMPD_teams_distribute_parallel_for ||
574          Kind == OMPD_target_teams_distribute_parallel_for ||
575          Kind == OMPD_target_teams_distribute_parallel_for_simd;
576 }
577 
578 void clang::getOpenMPCaptureRegions(
579     SmallVectorImpl<OpenMPDirectiveKind> &CaptureRegions,
580     OpenMPDirectiveKind DKind) {
581   assert(DKind <= OMPD_unknown);
582   switch (DKind) {
583   case OMPD_parallel:
584   case OMPD_parallel_for:
585   case OMPD_parallel_for_simd:
586   case OMPD_parallel_master:
587   case OMPD_parallel_sections:
588   case OMPD_distribute_parallel_for:
589   case OMPD_distribute_parallel_for_simd:
590     CaptureRegions.push_back(OMPD_parallel);
591     break;
592   case OMPD_target_teams:
593   case OMPD_target_teams_distribute:
594   case OMPD_target_teams_distribute_simd:
595     CaptureRegions.push_back(OMPD_task);
596     CaptureRegions.push_back(OMPD_target);
597     CaptureRegions.push_back(OMPD_teams);
598     break;
599   case OMPD_teams:
600   case OMPD_teams_distribute:
601   case OMPD_teams_distribute_simd:
602     CaptureRegions.push_back(OMPD_teams);
603     break;
604   case OMPD_target:
605   case OMPD_target_simd:
606     CaptureRegions.push_back(OMPD_task);
607     CaptureRegions.push_back(OMPD_target);
608     break;
609   case OMPD_teams_distribute_parallel_for:
610   case OMPD_teams_distribute_parallel_for_simd:
611     CaptureRegions.push_back(OMPD_teams);
612     CaptureRegions.push_back(OMPD_parallel);
613     break;
614   case OMPD_target_parallel:
615   case OMPD_target_parallel_for:
616   case OMPD_target_parallel_for_simd:
617     CaptureRegions.push_back(OMPD_task);
618     CaptureRegions.push_back(OMPD_target);
619     CaptureRegions.push_back(OMPD_parallel);
620     break;
621   case OMPD_task:
622   case OMPD_target_enter_data:
623   case OMPD_target_exit_data:
624   case OMPD_target_update:
625     CaptureRegions.push_back(OMPD_task);
626     break;
627   case OMPD_taskloop:
628   case OMPD_taskloop_simd:
629   case OMPD_master_taskloop:
630   case OMPD_master_taskloop_simd:
631     CaptureRegions.push_back(OMPD_taskloop);
632     break;
633   case OMPD_parallel_master_taskloop:
634   case OMPD_parallel_master_taskloop_simd:
635     CaptureRegions.push_back(OMPD_parallel);
636     CaptureRegions.push_back(OMPD_taskloop);
637     break;
638   case OMPD_target_teams_distribute_parallel_for:
639   case OMPD_target_teams_distribute_parallel_for_simd:
640     CaptureRegions.push_back(OMPD_task);
641     CaptureRegions.push_back(OMPD_target);
642     CaptureRegions.push_back(OMPD_teams);
643     CaptureRegions.push_back(OMPD_parallel);
644     break;
645   case OMPD_simd:
646   case OMPD_for:
647   case OMPD_for_simd:
648   case OMPD_sections:
649   case OMPD_section:
650   case OMPD_single:
651   case OMPD_master:
652   case OMPD_critical:
653   case OMPD_taskgroup:
654   case OMPD_distribute:
655   case OMPD_ordered:
656   case OMPD_atomic:
657   case OMPD_target_data:
658   case OMPD_distribute_simd:
659     CaptureRegions.push_back(OMPD_unknown);
660     break;
661   case OMPD_threadprivate:
662   case OMPD_allocate:
663   case OMPD_taskyield:
664   case OMPD_barrier:
665   case OMPD_taskwait:
666   case OMPD_cancellation_point:
667   case OMPD_cancel:
668   case OMPD_flush:
669   case OMPD_depobj:
670   case OMPD_scan:
671   case OMPD_declare_reduction:
672   case OMPD_declare_mapper:
673   case OMPD_declare_simd:
674   case OMPD_declare_target:
675   case OMPD_end_declare_target:
676   case OMPD_requires:
677   case OMPD_declare_variant:
678   case OMPD_begin_declare_variant:
679   case OMPD_end_declare_variant:
680     llvm_unreachable("OpenMP Directive is not allowed");
681   case OMPD_unknown:
682     llvm_unreachable("Unknown OpenMP directive");
683   }
684 }
685