xref: /freebsd/contrib/llvm-project/clang/lib/Basic/OpenMPKinds.cpp (revision 4824e7fd18a1223177218d4aec1b3c6c5c4a444e)
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, StringRef Str,
24                                           const LangOptions &LangOpts) {
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     unsigned Type = 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     if (LangOpts.OpenMP < 51 && Type == OMPC_MAP_MODIFIER_present)
63       return OMPC_MAP_MODIFIER_unknown;
64     if (!LangOpts.OpenMPExtensions && Type == OMPC_MAP_MODIFIER_ompx_hold)
65       return OMPC_MAP_MODIFIER_unknown;
66     return Type;
67   }
68   case OMPC_to:
69   case OMPC_from: {
70     unsigned Type = llvm::StringSwitch<unsigned>(Str)
71 #define OPENMP_MOTION_MODIFIER_KIND(Name)                                      \
72   .Case(#Name, static_cast<unsigned>(OMPC_MOTION_MODIFIER_##Name))
73 #include "clang/Basic/OpenMPKinds.def"
74         .Default(OMPC_MOTION_MODIFIER_unknown);
75     if (LangOpts.OpenMP < 51 && Type == OMPC_MOTION_MODIFIER_present)
76       return OMPC_MOTION_MODIFIER_unknown;
77     return Type;
78   }
79   case OMPC_dist_schedule:
80     return llvm::StringSwitch<OpenMPDistScheduleClauseKind>(Str)
81 #define OPENMP_DIST_SCHEDULE_KIND(Name) .Case(#Name, OMPC_DIST_SCHEDULE_##Name)
82 #include "clang/Basic/OpenMPKinds.def"
83         .Default(OMPC_DIST_SCHEDULE_unknown);
84   case OMPC_defaultmap:
85     return llvm::StringSwitch<unsigned>(Str)
86 #define OPENMP_DEFAULTMAP_KIND(Name)                                           \
87   .Case(#Name, static_cast<unsigned>(OMPC_DEFAULTMAP_##Name))
88 #define OPENMP_DEFAULTMAP_MODIFIER(Name)                                       \
89   .Case(#Name, static_cast<unsigned>(OMPC_DEFAULTMAP_MODIFIER_##Name))
90 #include "clang/Basic/OpenMPKinds.def"
91         .Default(OMPC_DEFAULTMAP_unknown);
92   case OMPC_atomic_default_mem_order:
93      return llvm::StringSwitch<OpenMPAtomicDefaultMemOrderClauseKind>(Str)
94 #define OPENMP_ATOMIC_DEFAULT_MEM_ORDER_KIND(Name)       \
95   .Case(#Name, OMPC_ATOMIC_DEFAULT_MEM_ORDER_##Name)
96 #include "clang/Basic/OpenMPKinds.def"
97         .Default(OMPC_ATOMIC_DEFAULT_MEM_ORDER_unknown);
98   case OMPC_device_type:
99     return llvm::StringSwitch<OpenMPDeviceType>(Str)
100 #define OPENMP_DEVICE_TYPE_KIND(Name) .Case(#Name, OMPC_DEVICE_TYPE_##Name)
101 #include "clang/Basic/OpenMPKinds.def"
102         .Default(OMPC_DEVICE_TYPE_unknown);
103   case OMPC_lastprivate:
104     return llvm::StringSwitch<OpenMPLastprivateModifier>(Str)
105 #define OPENMP_LASTPRIVATE_KIND(Name) .Case(#Name, OMPC_LASTPRIVATE_##Name)
106 #include "clang/Basic/OpenMPKinds.def"
107         .Default(OMPC_LASTPRIVATE_unknown);
108   case OMPC_order:
109     return llvm::StringSwitch<OpenMPOrderClauseKind>(Str)
110 #define OPENMP_ORDER_KIND(Name) .Case(#Name, OMPC_ORDER_##Name)
111 #include "clang/Basic/OpenMPKinds.def"
112         .Default(OMPC_ORDER_unknown);
113   case OMPC_update:
114     return llvm::StringSwitch<OpenMPDependClauseKind>(Str)
115 #define OPENMP_DEPEND_KIND(Name) .Case(#Name, OMPC_DEPEND_##Name)
116 #include "clang/Basic/OpenMPKinds.def"
117         .Default(OMPC_DEPEND_unknown);
118   case OMPC_device:
119     return llvm::StringSwitch<OpenMPDeviceClauseModifier>(Str)
120 #define OPENMP_DEVICE_MODIFIER(Name) .Case(#Name, OMPC_DEVICE_##Name)
121 #include "clang/Basic/OpenMPKinds.def"
122         .Default(OMPC_DEVICE_unknown);
123   case OMPC_reduction:
124     return llvm::StringSwitch<OpenMPReductionClauseModifier>(Str)
125 #define OPENMP_REDUCTION_MODIFIER(Name) .Case(#Name, OMPC_REDUCTION_##Name)
126 #include "clang/Basic/OpenMPKinds.def"
127         .Default(OMPC_REDUCTION_unknown);
128   case OMPC_adjust_args:
129     return llvm::StringSwitch<OpenMPAdjustArgsOpKind>(Str)
130 #define OPENMP_ADJUST_ARGS_KIND(Name) .Case(#Name, OMPC_ADJUST_ARGS_##Name)
131 #include "clang/Basic/OpenMPKinds.def"
132         .Default(OMPC_ADJUST_ARGS_unknown);
133   case OMPC_bind:
134     return llvm::StringSwitch<unsigned>(Str)
135 #define OPENMP_BIND_KIND(Name) .Case(#Name, OMPC_BIND_##Name)
136 #include "clang/Basic/OpenMPKinds.def"
137         .Default(OMPC_BIND_unknown);
138   case OMPC_unknown:
139   case OMPC_threadprivate:
140   case OMPC_if:
141   case OMPC_final:
142   case OMPC_num_threads:
143   case OMPC_safelen:
144   case OMPC_simdlen:
145   case OMPC_sizes:
146   case OMPC_allocator:
147   case OMPC_allocate:
148   case OMPC_collapse:
149   case OMPC_private:
150   case OMPC_firstprivate:
151   case OMPC_shared:
152   case OMPC_task_reduction:
153   case OMPC_in_reduction:
154   case OMPC_aligned:
155   case OMPC_copyin:
156   case OMPC_copyprivate:
157   case OMPC_ordered:
158   case OMPC_nowait:
159   case OMPC_untied:
160   case OMPC_mergeable:
161   case OMPC_flush:
162   case OMPC_depobj:
163   case OMPC_read:
164   case OMPC_write:
165   case OMPC_capture:
166   case OMPC_seq_cst:
167   case OMPC_acq_rel:
168   case OMPC_acquire:
169   case OMPC_release:
170   case OMPC_relaxed:
171   case OMPC_threads:
172   case OMPC_simd:
173   case OMPC_num_teams:
174   case OMPC_thread_limit:
175   case OMPC_priority:
176   case OMPC_grainsize:
177   case OMPC_nogroup:
178   case OMPC_num_tasks:
179   case OMPC_hint:
180   case OMPC_uniform:
181   case OMPC_use_device_ptr:
182   case OMPC_use_device_addr:
183   case OMPC_is_device_ptr:
184   case OMPC_unified_address:
185   case OMPC_unified_shared_memory:
186   case OMPC_reverse_offload:
187   case OMPC_dynamic_allocators:
188   case OMPC_match:
189   case OMPC_nontemporal:
190   case OMPC_destroy:
191   case OMPC_novariants:
192   case OMPC_nocontext:
193   case OMPC_detach:
194   case OMPC_inclusive:
195   case OMPC_exclusive:
196   case OMPC_uses_allocators:
197   case OMPC_affinity:
198   case OMPC_when:
199   case OMPC_append_args:
200     break;
201   default:
202     break;
203   }
204   llvm_unreachable("Invalid OpenMP simple clause kind");
205 }
206 
207 const char *clang::getOpenMPSimpleClauseTypeName(OpenMPClauseKind Kind,
208                                                  unsigned Type) {
209   switch (Kind) {
210   case OMPC_default:
211     switch (llvm::omp::DefaultKind(Type)) {
212 #define OMP_DEFAULT_KIND(Enum, Name)                                           \
213   case Enum:                                                                   \
214     return Name;
215 #include "llvm/Frontend/OpenMP/OMPKinds.def"
216     }
217     llvm_unreachable("Invalid OpenMP 'default' clause type");
218   case OMPC_proc_bind:
219     switch (Type) {
220 #define OMP_PROC_BIND_KIND(Enum, Name, Value)                                  \
221   case Value:                                                                  \
222     return Name;
223 #include "llvm/Frontend/OpenMP/OMPKinds.def"
224     }
225     llvm_unreachable("Invalid OpenMP 'proc_bind' clause type");
226   case OMPC_schedule:
227     switch (Type) {
228     case OMPC_SCHEDULE_unknown:
229     case OMPC_SCHEDULE_MODIFIER_last:
230       return "unknown";
231 #define OPENMP_SCHEDULE_KIND(Name)                                             \
232     case OMPC_SCHEDULE_##Name:                                                 \
233       return #Name;
234 #define OPENMP_SCHEDULE_MODIFIER(Name)                                         \
235     case OMPC_SCHEDULE_MODIFIER_##Name:                                        \
236       return #Name;
237 #include "clang/Basic/OpenMPKinds.def"
238     }
239     llvm_unreachable("Invalid OpenMP 'schedule' clause type");
240   case OMPC_depend:
241     switch (Type) {
242     case OMPC_DEPEND_unknown:
243       return "unknown";
244 #define OPENMP_DEPEND_KIND(Name)                                             \
245   case OMPC_DEPEND_##Name:                                                   \
246     return #Name;
247 #include "clang/Basic/OpenMPKinds.def"
248     }
249     llvm_unreachable("Invalid OpenMP 'depend' clause type");
250   case OMPC_linear:
251     switch (Type) {
252     case OMPC_LINEAR_unknown:
253       return "unknown";
254 #define OPENMP_LINEAR_KIND(Name)                                             \
255   case OMPC_LINEAR_##Name:                                                   \
256     return #Name;
257 #include "clang/Basic/OpenMPKinds.def"
258     }
259     llvm_unreachable("Invalid OpenMP 'linear' clause type");
260   case OMPC_map:
261     switch (Type) {
262     case OMPC_MAP_unknown:
263     case OMPC_MAP_MODIFIER_last:
264       return "unknown";
265 #define OPENMP_MAP_KIND(Name)                                                \
266   case OMPC_MAP_##Name:                                                      \
267     return #Name;
268 #define OPENMP_MAP_MODIFIER_KIND(Name)                                       \
269   case OMPC_MAP_MODIFIER_##Name:                                             \
270     return #Name;
271 #include "clang/Basic/OpenMPKinds.def"
272     default:
273       break;
274     }
275     llvm_unreachable("Invalid OpenMP 'map' clause type");
276   case OMPC_to:
277   case OMPC_from:
278     switch (Type) {
279     case OMPC_MOTION_MODIFIER_unknown:
280       return "unknown";
281 #define OPENMP_MOTION_MODIFIER_KIND(Name)                                      \
282   case OMPC_MOTION_MODIFIER_##Name:                                            \
283     return #Name;
284 #include "clang/Basic/OpenMPKinds.def"
285     default:
286       break;
287     }
288     llvm_unreachable("Invalid OpenMP 'to' or 'from' clause type");
289   case OMPC_dist_schedule:
290     switch (Type) {
291     case OMPC_DIST_SCHEDULE_unknown:
292       return "unknown";
293 #define OPENMP_DIST_SCHEDULE_KIND(Name)                                      \
294   case OMPC_DIST_SCHEDULE_##Name:                                            \
295     return #Name;
296 #include "clang/Basic/OpenMPKinds.def"
297     }
298     llvm_unreachable("Invalid OpenMP 'dist_schedule' clause type");
299   case OMPC_defaultmap:
300     switch (Type) {
301     case OMPC_DEFAULTMAP_unknown:
302     case OMPC_DEFAULTMAP_MODIFIER_last:
303       return "unknown";
304 #define OPENMP_DEFAULTMAP_KIND(Name)                                         \
305     case OMPC_DEFAULTMAP_##Name:                                             \
306       return #Name;
307 #define OPENMP_DEFAULTMAP_MODIFIER(Name)                                     \
308     case OMPC_DEFAULTMAP_MODIFIER_##Name:                                    \
309       return #Name;
310 #include "clang/Basic/OpenMPKinds.def"
311     }
312     llvm_unreachable("Invalid OpenMP 'schedule' clause type");
313   case OMPC_atomic_default_mem_order:
314     switch (Type) {
315     case OMPC_ATOMIC_DEFAULT_MEM_ORDER_unknown:
316       return "unknown";
317 #define OPENMP_ATOMIC_DEFAULT_MEM_ORDER_KIND(Name)                           \
318     case OMPC_ATOMIC_DEFAULT_MEM_ORDER_##Name:                               \
319       return #Name;
320 #include "clang/Basic/OpenMPKinds.def"
321 }
322     llvm_unreachable("Invalid OpenMP 'atomic_default_mem_order' clause type");
323   case OMPC_device_type:
324     switch (Type) {
325     case OMPC_DEVICE_TYPE_unknown:
326       return "unknown";
327 #define OPENMP_DEVICE_TYPE_KIND(Name)                                          \
328     case OMPC_DEVICE_TYPE_##Name:                                              \
329       return #Name;
330 #include "clang/Basic/OpenMPKinds.def"
331     }
332     llvm_unreachable("Invalid OpenMP 'device_type' clause type");
333   case OMPC_lastprivate:
334     switch (Type) {
335     case OMPC_LASTPRIVATE_unknown:
336       return "unknown";
337 #define OPENMP_LASTPRIVATE_KIND(Name)                                          \
338     case OMPC_LASTPRIVATE_##Name:                                              \
339       return #Name;
340 #include "clang/Basic/OpenMPKinds.def"
341     }
342     llvm_unreachable("Invalid OpenMP 'lastprivate' clause type");
343   case OMPC_order:
344     switch (Type) {
345     case OMPC_ORDER_unknown:
346       return "unknown";
347 #define OPENMP_ORDER_KIND(Name)                                                \
348     case OMPC_ORDER_##Name:                                                    \
349       return #Name;
350 #include "clang/Basic/OpenMPKinds.def"
351     }
352     llvm_unreachable("Invalid OpenMP 'order' clause type");
353   case OMPC_update:
354     switch (Type) {
355     case OMPC_DEPEND_unknown:
356       return "unknown";
357 #define OPENMP_DEPEND_KIND(Name)                                               \
358   case OMPC_DEPEND_##Name:                                                     \
359     return #Name;
360 #include "clang/Basic/OpenMPKinds.def"
361     }
362     llvm_unreachable("Invalid OpenMP 'depend' clause type");
363   case OMPC_device:
364     switch (Type) {
365     case OMPC_DEVICE_unknown:
366       return "unknown";
367 #define OPENMP_DEVICE_MODIFIER(Name)                                           \
368   case OMPC_DEVICE_##Name:                                                     \
369     return #Name;
370 #include "clang/Basic/OpenMPKinds.def"
371     }
372     llvm_unreachable("Invalid OpenMP 'device' clause modifier");
373   case OMPC_reduction:
374     switch (Type) {
375     case OMPC_REDUCTION_unknown:
376       return "unknown";
377 #define OPENMP_REDUCTION_MODIFIER(Name)                                        \
378   case OMPC_REDUCTION_##Name:                                                  \
379     return #Name;
380 #include "clang/Basic/OpenMPKinds.def"
381     }
382     llvm_unreachable("Invalid OpenMP 'reduction' clause modifier");
383   case OMPC_adjust_args:
384     switch (Type) {
385     case OMPC_ADJUST_ARGS_unknown:
386       return "unknown";
387 #define OPENMP_ADJUST_ARGS_KIND(Name)                                          \
388   case OMPC_ADJUST_ARGS_##Name:                                                \
389     return #Name;
390 #include "clang/Basic/OpenMPKinds.def"
391     }
392     llvm_unreachable("Invalid OpenMP 'adjust_args' clause kind");
393   case OMPC_bind:
394     switch (Type) {
395     case OMPC_BIND_unknown:
396       return "unknown";
397 #define OPENMP_BIND_KIND(Name)                                                 \
398   case OMPC_BIND_##Name:                                                       \
399     return #Name;
400 #include "clang/Basic/OpenMPKinds.def"
401     }
402     llvm_unreachable("Invalid OpenMP 'bind' clause type");
403   case OMPC_unknown:
404   case OMPC_threadprivate:
405   case OMPC_if:
406   case OMPC_final:
407   case OMPC_num_threads:
408   case OMPC_safelen:
409   case OMPC_simdlen:
410   case OMPC_sizes:
411   case OMPC_allocator:
412   case OMPC_allocate:
413   case OMPC_collapse:
414   case OMPC_private:
415   case OMPC_firstprivate:
416   case OMPC_shared:
417   case OMPC_task_reduction:
418   case OMPC_in_reduction:
419   case OMPC_aligned:
420   case OMPC_copyin:
421   case OMPC_copyprivate:
422   case OMPC_ordered:
423   case OMPC_nowait:
424   case OMPC_untied:
425   case OMPC_mergeable:
426   case OMPC_flush:
427   case OMPC_depobj:
428   case OMPC_read:
429   case OMPC_write:
430   case OMPC_capture:
431   case OMPC_seq_cst:
432   case OMPC_acq_rel:
433   case OMPC_acquire:
434   case OMPC_release:
435   case OMPC_relaxed:
436   case OMPC_threads:
437   case OMPC_simd:
438   case OMPC_num_teams:
439   case OMPC_thread_limit:
440   case OMPC_priority:
441   case OMPC_grainsize:
442   case OMPC_nogroup:
443   case OMPC_num_tasks:
444   case OMPC_hint:
445   case OMPC_uniform:
446   case OMPC_use_device_ptr:
447   case OMPC_use_device_addr:
448   case OMPC_is_device_ptr:
449   case OMPC_unified_address:
450   case OMPC_unified_shared_memory:
451   case OMPC_reverse_offload:
452   case OMPC_dynamic_allocators:
453   case OMPC_match:
454   case OMPC_nontemporal:
455   case OMPC_destroy:
456   case OMPC_detach:
457   case OMPC_novariants:
458   case OMPC_nocontext:
459   case OMPC_inclusive:
460   case OMPC_exclusive:
461   case OMPC_uses_allocators:
462   case OMPC_affinity:
463   case OMPC_when:
464   case OMPC_append_args:
465     break;
466   default:
467     break;
468   }
469   llvm_unreachable("Invalid OpenMP simple clause kind");
470 }
471 
472 bool clang::isOpenMPLoopDirective(OpenMPDirectiveKind DKind) {
473   return DKind == OMPD_simd || DKind == OMPD_for || DKind == OMPD_for_simd ||
474          DKind == OMPD_parallel_for || DKind == OMPD_parallel_for_simd ||
475          DKind == OMPD_taskloop || DKind == OMPD_taskloop_simd ||
476          DKind == OMPD_master_taskloop || DKind == OMPD_master_taskloop_simd ||
477          DKind == OMPD_parallel_master_taskloop ||
478          DKind == OMPD_parallel_master_taskloop_simd ||
479          DKind == OMPD_distribute || DKind == OMPD_target_parallel_for ||
480          DKind == OMPD_distribute_parallel_for ||
481          DKind == OMPD_distribute_parallel_for_simd ||
482          DKind == OMPD_distribute_simd ||
483          DKind == OMPD_target_parallel_for_simd || DKind == OMPD_target_simd ||
484          DKind == OMPD_teams_distribute ||
485          DKind == OMPD_teams_distribute_simd ||
486          DKind == OMPD_teams_distribute_parallel_for_simd ||
487          DKind == OMPD_teams_distribute_parallel_for ||
488          DKind == OMPD_target_teams_distribute ||
489          DKind == OMPD_target_teams_distribute_parallel_for ||
490          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
491          DKind == OMPD_target_teams_distribute_simd || DKind == OMPD_tile ||
492          DKind == OMPD_unroll || DKind == OMPD_loop;
493 }
494 
495 bool clang::isOpenMPWorksharingDirective(OpenMPDirectiveKind DKind) {
496   return DKind == OMPD_for || DKind == OMPD_for_simd ||
497          DKind == OMPD_sections || DKind == OMPD_section ||
498          DKind == OMPD_single || DKind == OMPD_parallel_for ||
499          DKind == OMPD_parallel_for_simd || DKind == OMPD_parallel_sections ||
500          DKind == OMPD_target_parallel_for ||
501          DKind == OMPD_distribute_parallel_for ||
502          DKind == OMPD_distribute_parallel_for_simd ||
503          DKind == OMPD_target_parallel_for_simd ||
504          DKind == OMPD_teams_distribute_parallel_for_simd ||
505          DKind == OMPD_teams_distribute_parallel_for ||
506          DKind == OMPD_target_teams_distribute_parallel_for ||
507          DKind == OMPD_target_teams_distribute_parallel_for_simd;
508 }
509 
510 bool clang::isOpenMPTaskLoopDirective(OpenMPDirectiveKind DKind) {
511   return DKind == OMPD_taskloop || DKind == OMPD_taskloop_simd ||
512          DKind == OMPD_master_taskloop || DKind == OMPD_master_taskloop_simd ||
513          DKind == OMPD_parallel_master_taskloop ||
514          DKind == OMPD_parallel_master_taskloop_simd;
515 }
516 
517 bool clang::isOpenMPParallelDirective(OpenMPDirectiveKind DKind) {
518   return DKind == OMPD_parallel || DKind == OMPD_parallel_for ||
519          DKind == OMPD_parallel_for_simd || DKind == OMPD_parallel_sections ||
520          DKind == OMPD_target_parallel || DKind == OMPD_target_parallel_for ||
521          DKind == OMPD_distribute_parallel_for ||
522          DKind == OMPD_distribute_parallel_for_simd ||
523          DKind == OMPD_target_parallel_for_simd ||
524          DKind == OMPD_teams_distribute_parallel_for ||
525          DKind == OMPD_teams_distribute_parallel_for_simd ||
526          DKind == OMPD_target_teams_distribute_parallel_for ||
527          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
528          DKind == OMPD_parallel_master ||
529          DKind == OMPD_parallel_master_taskloop ||
530          DKind == OMPD_parallel_master_taskloop_simd;
531 }
532 
533 bool clang::isOpenMPTargetExecutionDirective(OpenMPDirectiveKind DKind) {
534   return DKind == OMPD_target || DKind == OMPD_target_parallel ||
535          DKind == OMPD_target_parallel_for ||
536          DKind == OMPD_target_parallel_for_simd || DKind == OMPD_target_simd ||
537          DKind == OMPD_target_teams || DKind == OMPD_target_teams_distribute ||
538          DKind == OMPD_target_teams_distribute_parallel_for ||
539          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
540          DKind == OMPD_target_teams_distribute_simd;
541 }
542 
543 bool clang::isOpenMPTargetDataManagementDirective(OpenMPDirectiveKind DKind) {
544   return DKind == OMPD_target_data || DKind == OMPD_target_enter_data ||
545          DKind == OMPD_target_exit_data || DKind == OMPD_target_update;
546 }
547 
548 bool clang::isOpenMPNestingTeamsDirective(OpenMPDirectiveKind DKind) {
549   return DKind == OMPD_teams || DKind == OMPD_teams_distribute ||
550          DKind == OMPD_teams_distribute_simd ||
551          DKind == OMPD_teams_distribute_parallel_for_simd ||
552          DKind == OMPD_teams_distribute_parallel_for;
553 }
554 
555 bool clang::isOpenMPTeamsDirective(OpenMPDirectiveKind DKind) {
556   return isOpenMPNestingTeamsDirective(DKind) ||
557          DKind == OMPD_target_teams || DKind == OMPD_target_teams_distribute ||
558          DKind == OMPD_target_teams_distribute_parallel_for ||
559          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
560          DKind == OMPD_target_teams_distribute_simd;
561 }
562 
563 bool clang::isOpenMPSimdDirective(OpenMPDirectiveKind DKind) {
564   return DKind == OMPD_simd || DKind == OMPD_for_simd ||
565          DKind == OMPD_parallel_for_simd || DKind == OMPD_taskloop_simd ||
566          DKind == OMPD_master_taskloop_simd ||
567          DKind == OMPD_parallel_master_taskloop_simd ||
568          DKind == OMPD_distribute_parallel_for_simd ||
569          DKind == OMPD_distribute_simd || DKind == OMPD_target_simd ||
570          DKind == OMPD_teams_distribute_simd ||
571          DKind == OMPD_teams_distribute_parallel_for_simd ||
572          DKind == OMPD_target_teams_distribute_parallel_for_simd ||
573          DKind == OMPD_target_teams_distribute_simd ||
574          DKind == OMPD_target_parallel_for_simd;
575 }
576 
577 bool clang::isOpenMPNestingDistributeDirective(OpenMPDirectiveKind Kind) {
578   return Kind == OMPD_distribute || Kind == OMPD_distribute_parallel_for ||
579          Kind == OMPD_distribute_parallel_for_simd ||
580          Kind == OMPD_distribute_simd;
581   // TODO add next directives.
582 }
583 
584 bool clang::isOpenMPDistributeDirective(OpenMPDirectiveKind Kind) {
585   return isOpenMPNestingDistributeDirective(Kind) ||
586          Kind == OMPD_teams_distribute || Kind == OMPD_teams_distribute_simd ||
587          Kind == OMPD_teams_distribute_parallel_for_simd ||
588          Kind == OMPD_teams_distribute_parallel_for ||
589          Kind == OMPD_target_teams_distribute ||
590          Kind == OMPD_target_teams_distribute_parallel_for ||
591          Kind == OMPD_target_teams_distribute_parallel_for_simd ||
592          Kind == OMPD_target_teams_distribute_simd;
593 }
594 
595 bool clang::isOpenMPGenericLoopDirective(OpenMPDirectiveKind Kind) {
596   return Kind == OMPD_loop;
597 }
598 
599 bool clang::isOpenMPPrivate(OpenMPClauseKind Kind) {
600   return Kind == OMPC_private || Kind == OMPC_firstprivate ||
601          Kind == OMPC_lastprivate || Kind == OMPC_linear ||
602          Kind == OMPC_reduction || Kind == OMPC_task_reduction ||
603          Kind == OMPC_in_reduction; // TODO add next clauses like 'reduction'.
604 }
605 
606 bool clang::isOpenMPThreadPrivate(OpenMPClauseKind Kind) {
607   return Kind == OMPC_threadprivate || Kind == OMPC_copyin;
608 }
609 
610 bool clang::isOpenMPTaskingDirective(OpenMPDirectiveKind Kind) {
611   return Kind == OMPD_task || isOpenMPTaskLoopDirective(Kind);
612 }
613 
614 bool clang::isOpenMPLoopBoundSharingDirective(OpenMPDirectiveKind Kind) {
615   return Kind == OMPD_distribute_parallel_for ||
616          Kind == OMPD_distribute_parallel_for_simd ||
617          Kind == OMPD_teams_distribute_parallel_for_simd ||
618          Kind == OMPD_teams_distribute_parallel_for ||
619          Kind == OMPD_target_teams_distribute_parallel_for ||
620          Kind == OMPD_target_teams_distribute_parallel_for_simd;
621 }
622 
623 bool clang::isOpenMPLoopTransformationDirective(OpenMPDirectiveKind DKind) {
624   return DKind == OMPD_tile || DKind == OMPD_unroll;
625 }
626 
627 void clang::getOpenMPCaptureRegions(
628     SmallVectorImpl<OpenMPDirectiveKind> &CaptureRegions,
629     OpenMPDirectiveKind DKind) {
630   assert(unsigned(DKind) < llvm::omp::Directive_enumSize);
631   switch (DKind) {
632   case OMPD_metadirective:
633     CaptureRegions.push_back(OMPD_metadirective);
634     break;
635   case OMPD_parallel:
636   case OMPD_parallel_for:
637   case OMPD_parallel_for_simd:
638   case OMPD_parallel_master:
639   case OMPD_parallel_sections:
640   case OMPD_distribute_parallel_for:
641   case OMPD_distribute_parallel_for_simd:
642     CaptureRegions.push_back(OMPD_parallel);
643     break;
644   case OMPD_target_teams:
645   case OMPD_target_teams_distribute:
646   case OMPD_target_teams_distribute_simd:
647     CaptureRegions.push_back(OMPD_task);
648     CaptureRegions.push_back(OMPD_target);
649     CaptureRegions.push_back(OMPD_teams);
650     break;
651   case OMPD_teams:
652   case OMPD_teams_distribute:
653   case OMPD_teams_distribute_simd:
654     CaptureRegions.push_back(OMPD_teams);
655     break;
656   case OMPD_target:
657   case OMPD_target_simd:
658     CaptureRegions.push_back(OMPD_task);
659     CaptureRegions.push_back(OMPD_target);
660     break;
661   case OMPD_teams_distribute_parallel_for:
662   case OMPD_teams_distribute_parallel_for_simd:
663     CaptureRegions.push_back(OMPD_teams);
664     CaptureRegions.push_back(OMPD_parallel);
665     break;
666   case OMPD_target_parallel:
667   case OMPD_target_parallel_for:
668   case OMPD_target_parallel_for_simd:
669     CaptureRegions.push_back(OMPD_task);
670     CaptureRegions.push_back(OMPD_target);
671     CaptureRegions.push_back(OMPD_parallel);
672     break;
673   case OMPD_task:
674   case OMPD_target_enter_data:
675   case OMPD_target_exit_data:
676   case OMPD_target_update:
677     CaptureRegions.push_back(OMPD_task);
678     break;
679   case OMPD_taskloop:
680   case OMPD_taskloop_simd:
681   case OMPD_master_taskloop:
682   case OMPD_master_taskloop_simd:
683     CaptureRegions.push_back(OMPD_taskloop);
684     break;
685   case OMPD_parallel_master_taskloop:
686   case OMPD_parallel_master_taskloop_simd:
687     CaptureRegions.push_back(OMPD_parallel);
688     CaptureRegions.push_back(OMPD_taskloop);
689     break;
690   case OMPD_target_teams_distribute_parallel_for:
691   case OMPD_target_teams_distribute_parallel_for_simd:
692     CaptureRegions.push_back(OMPD_task);
693     CaptureRegions.push_back(OMPD_target);
694     CaptureRegions.push_back(OMPD_teams);
695     CaptureRegions.push_back(OMPD_parallel);
696     break;
697   case OMPD_loop:
698     // TODO: 'loop' may require different capture regions depending on the bind
699     // clause or the parent directive when there is no bind clause. Use
700     // OMPD_unknown for now.
701   case OMPD_simd:
702   case OMPD_for:
703   case OMPD_for_simd:
704   case OMPD_sections:
705   case OMPD_section:
706   case OMPD_single:
707   case OMPD_master:
708   case OMPD_critical:
709   case OMPD_taskgroup:
710   case OMPD_distribute:
711   case OMPD_ordered:
712   case OMPD_atomic:
713   case OMPD_target_data:
714   case OMPD_distribute_simd:
715   case OMPD_dispatch:
716     CaptureRegions.push_back(OMPD_unknown);
717     break;
718   case OMPD_tile:
719   case OMPD_unroll:
720     // loop transformations do not introduce captures.
721     break;
722   case OMPD_threadprivate:
723   case OMPD_allocate:
724   case OMPD_taskyield:
725   case OMPD_barrier:
726   case OMPD_taskwait:
727   case OMPD_cancellation_point:
728   case OMPD_cancel:
729   case OMPD_flush:
730   case OMPD_depobj:
731   case OMPD_scan:
732   case OMPD_declare_reduction:
733   case OMPD_declare_mapper:
734   case OMPD_declare_simd:
735   case OMPD_declare_target:
736   case OMPD_end_declare_target:
737   case OMPD_requires:
738   case OMPD_declare_variant:
739   case OMPD_begin_declare_variant:
740   case OMPD_end_declare_variant:
741     llvm_unreachable("OpenMP Directive is not allowed");
742   case OMPD_unknown:
743   default:
744     llvm_unreachable("Unknown OpenMP directive");
745   }
746 }
747