1/*
2 * include/omp.h.var
3 */
4
5
6//===----------------------------------------------------------------------===//
7//
8// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
9// See https://llvm.org/LICENSE.txt for license information.
10// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
11//
12//===----------------------------------------------------------------------===//
13
14
15#ifndef __OMP_H
16# define __OMP_H
17
18# include <stddef.h>
19# include <stdlib.h>
20# include <stdint.h>
21
22# define KMP_VERSION_MAJOR 5
23# define KMP_VERSION_MINOR 0
24# define KMP_VERSION_BUILD 20140926
25# define KMP_BUILD_DATE "No_Timestamp"
26
27# ifdef __cplusplus
28 extern "C" {
29# endif
30
31# define omp_set_affinity_format ompc_set_affinity_format
32# define omp_get_affinity_format ompc_get_affinity_format
33# define omp_display_affinity ompc_display_affinity
34# define omp_capture_affinity ompc_capture_affinity
35
36# if defined(_WIN32)
37# define __KAI_KMPC_CONVENTION __cdecl
38# ifndef __KMP_IMP
39# define __KMP_IMP __declspec(dllimport)
40# endif
41# else
42# define __KAI_KMPC_CONVENTION
43# ifndef __KMP_IMP
44# define __KMP_IMP
45# endif
46# endif
47
48 /* schedule kind constants */
49 typedef enum omp_sched_t {
50 omp_sched_static = 1,
51 omp_sched_dynamic = 2,
52 omp_sched_guided = 3,
53 omp_sched_auto = 4,
54 omp_sched_monotonic = 0x80000000
55 } omp_sched_t;
56
57 /* set API functions */
58 extern void __KAI_KMPC_CONVENTION omp_set_num_threads (int);
59 extern void __KAI_KMPC_CONVENTION omp_set_dynamic (int);
60 extern void __KAI_KMPC_CONVENTION omp_set_nested (int);
61 extern void __KAI_KMPC_CONVENTION omp_set_max_active_levels (int);
62 extern void __KAI_KMPC_CONVENTION omp_set_schedule (omp_sched_t, int);
63
64 /* query API functions */
65 extern int __KAI_KMPC_CONVENTION omp_get_num_threads (void);
66 extern int __KAI_KMPC_CONVENTION omp_get_dynamic (void);
67 extern int __KAI_KMPC_CONVENTION omp_get_nested (void);
68 extern int __KAI_KMPC_CONVENTION omp_get_max_threads (void);
69 extern int __KAI_KMPC_CONVENTION omp_get_thread_num (void);
70 extern int __KAI_KMPC_CONVENTION omp_get_num_procs (void);
71 extern int __KAI_KMPC_CONVENTION omp_in_parallel (void);
72 extern int __KAI_KMPC_CONVENTION omp_in_final (void);
73 extern int __KAI_KMPC_CONVENTION omp_get_active_level (void);
74 extern int __KAI_KMPC_CONVENTION omp_get_level (void);
75 extern int __KAI_KMPC_CONVENTION omp_get_ancestor_thread_num (int);
76 extern int __KAI_KMPC_CONVENTION omp_get_team_size (int);
77 extern int __KAI_KMPC_CONVENTION omp_get_thread_limit (void);
78 extern int __KAI_KMPC_CONVENTION omp_get_max_active_levels (void);
79 extern void __KAI_KMPC_CONVENTION omp_get_schedule (omp_sched_t *, int *);
80 extern int __KAI_KMPC_CONVENTION omp_get_max_task_priority (void);
81
82 /* lock API functions */
83 typedef struct omp_lock_t {
84 void * _lk;
85 } omp_lock_t;
86
87 extern void __KAI_KMPC_CONVENTION omp_init_lock (omp_lock_t *);
88 extern void __KAI_KMPC_CONVENTION omp_set_lock (omp_lock_t *);
89 extern void __KAI_KMPC_CONVENTION omp_unset_lock (omp_lock_t *);
90 extern void __KAI_KMPC_CONVENTION omp_destroy_lock (omp_lock_t *);
91 extern int __KAI_KMPC_CONVENTION omp_test_lock (omp_lock_t *);
92
93 /* nested lock API functions */
94 typedef struct omp_nest_lock_t {
95 void * _lk;
96 } omp_nest_lock_t;
97
98 extern void __KAI_KMPC_CONVENTION omp_init_nest_lock (omp_nest_lock_t *);
99 extern void __KAI_KMPC_CONVENTION omp_set_nest_lock (omp_nest_lock_t *);
100 extern void __KAI_KMPC_CONVENTION omp_unset_nest_lock (omp_nest_lock_t *);
101 extern void __KAI_KMPC_CONVENTION omp_destroy_nest_lock (omp_nest_lock_t *);
102 extern int __KAI_KMPC_CONVENTION omp_test_nest_lock (omp_nest_lock_t *);
103
104 /* OpenMP 5.0 Synchronization hints*/
105 typedef enum omp_sync_hint_t {
106 omp_sync_hint_none = 0,
107 omp_lock_hint_none = omp_sync_hint_none,
108 omp_sync_hint_uncontended = 1,
109 omp_lock_hint_uncontended = omp_sync_hint_uncontended,
110 omp_sync_hint_contended = (1<<1),
111 omp_lock_hint_contended = omp_sync_hint_contended,
112 omp_sync_hint_nonspeculative = (1<<2),
113 omp_lock_hint_nonspeculative = omp_sync_hint_nonspeculative,
114 omp_sync_hint_speculative = (1<<3),
115 omp_lock_hint_speculative = omp_sync_hint_speculative,
116 kmp_lock_hint_hle = (1<<16),
117 kmp_lock_hint_rtm = (1<<17),
118 kmp_lock_hint_adaptive = (1<<18)
119 } omp_sync_hint_t;
120
121 /* lock hint type for dynamic user lock */
122 typedef omp_sync_hint_t omp_lock_hint_t;
123
124 /* hinted lock initializers */
125 extern void __KAI_KMPC_CONVENTION omp_init_lock_with_hint(omp_lock_t *, omp_lock_hint_t);
126 extern void __KAI_KMPC_CONVENTION omp_init_nest_lock_with_hint(omp_nest_lock_t *, omp_lock_hint_t);
127
128 /* time API functions */
129 extern double __KAI_KMPC_CONVENTION omp_get_wtime (void);
130 extern double __KAI_KMPC_CONVENTION omp_get_wtick (void);
131
132 /* OpenMP 4.0 */
133 extern int __KAI_KMPC_CONVENTION omp_get_default_device (void);
134 extern void __KAI_KMPC_CONVENTION omp_set_default_device (int);
135 extern int __KAI_KMPC_CONVENTION omp_is_initial_device (void);
136 extern int __KAI_KMPC_CONVENTION omp_get_num_devices (void);
137 extern int __KAI_KMPC_CONVENTION omp_get_num_teams (void);
138 extern int __KAI_KMPC_CONVENTION omp_get_team_num (void);
139 extern int __KAI_KMPC_CONVENTION omp_get_cancellation (void);
140
141 /* OpenMP 4.5 */
142 extern int __KAI_KMPC_CONVENTION omp_get_initial_device (void);
143 extern void* __KAI_KMPC_CONVENTION omp_target_alloc(size_t, int);
144 extern void __KAI_KMPC_CONVENTION omp_target_free(void *, int);
145 extern int __KAI_KMPC_CONVENTION omp_target_is_present(const void *, int);
146 extern int __KAI_KMPC_CONVENTION omp_target_memcpy(void *, const void *, size_t, size_t, size_t, int, int);
147 extern int __KAI_KMPC_CONVENTION omp_target_memcpy_rect(void *, const void *, size_t, int, const size_t *,
148 const size_t *, const size_t *, const size_t *, const size_t *, int, int);
149 extern int __KAI_KMPC_CONVENTION omp_target_associate_ptr(const void *, const void *, size_t, size_t, int);
150 extern int __KAI_KMPC_CONVENTION omp_target_disassociate_ptr(const void *, int);
151
152 /* OpenMP 5.0 */
153 extern int __KAI_KMPC_CONVENTION omp_get_device_num (void);
154 typedef void * omp_depend_t;
155
156 /* OpenMP 5.1 interop */
157 typedef intptr_t omp_intptr_t;
158
159 extern void __KAI_KMPC_CONVENTION ompx_dump_mapping_tables(void);
160
161 /* 0..omp_get_num_interop_properties()-1 are reserved for implementation-defined properties */
162 typedef enum omp_interop_property {
163 omp_ipr_fr_id = -1,
164 omp_ipr_fr_name = -2,
165 omp_ipr_vendor = -3,
166 omp_ipr_vendor_name = -4,
167 omp_ipr_device_num = -5,
168 omp_ipr_platform = -6,
169 omp_ipr_device = -7,
170 omp_ipr_device_context = -8,
171 omp_ipr_targetsync = -9,
172 omp_ipr_first = -9
173 } omp_interop_property_t;
174
175 #define omp_interop_none 0
176
177 typedef enum omp_interop_rc {
178 omp_irc_no_value = 1,
179 omp_irc_success = 0,
180 omp_irc_empty = -1,
181 omp_irc_out_of_range = -2,
182 omp_irc_type_int = -3,
183 omp_irc_type_ptr = -4,
184 omp_irc_type_str = -5,
185 omp_irc_other = -6
186 } omp_interop_rc_t;
187
188 typedef enum omp_interop_fr {
189 omp_ifr_cuda = 1,
190 omp_ifr_cuda_driver = 2,
191 omp_ifr_opencl = 3,
192 omp_ifr_sycl = 4,
193 omp_ifr_hip = 5,
194 omp_ifr_level_zero = 6,
195 omp_ifr_last = 7
196 } omp_interop_fr_t;
197
198 typedef void * omp_interop_t;
199
200 /*!
201 * The `omp_get_num_interop_properties` routine retrieves the number of implementation-defined properties available for an `omp_interop_t` object.
202 */
203 extern int __KAI_KMPC_CONVENTION omp_get_num_interop_properties(const omp_interop_t);
204 /*!
205 * The `omp_get_interop_int` routine retrieves an integer property from an `omp_interop_t` object.
206 */
207 extern omp_intptr_t __KAI_KMPC_CONVENTION omp_get_interop_int(const omp_interop_t, omp_interop_property_t, int *);
208 /*!
209 * The `omp_get_interop_ptr` routine retrieves a pointer property from an `omp_interop_t` object.
210 */
211 extern void * __KAI_KMPC_CONVENTION omp_get_interop_ptr(const omp_interop_t, omp_interop_property_t, int *);
212 /*!
213 * The `omp_get_interop_str` routine retrieves a string property from an `omp_interop_t` object.
214 */
215 extern const char * __KAI_KMPC_CONVENTION omp_get_interop_str(const omp_interop_t, omp_interop_property_t, int *);
216 /*!
217 * The `omp_get_interop_name` routine retrieves a property name from an `omp_interop_t` object.
218 */
219 extern const char * __KAI_KMPC_CONVENTION omp_get_interop_name(const omp_interop_t, omp_interop_property_t);
220 /*!
221 * The `omp_get_interop_type_desc` routine retrieves a description of the type of a property associated with an `omp_interop_t` object.
222 */
223 extern const char * __KAI_KMPC_CONVENTION omp_get_interop_type_desc(const omp_interop_t, omp_interop_property_t);
224 /*!
225 * The `omp_get_interop_rc_desc` routine retrieves a description of the return code associated with an `omp_interop_t` object.
226 */
227 extern const char * __KAI_KMPC_CONVENTION omp_get_interop_rc_desc(const omp_interop_t, omp_interop_rc_t);
228
229 /* OpenMP 5.1 device memory routines */
230
231 /*!
232 * The `omp_target_memcpy_async` routine asynchronously performs a copy between any combination of host and device pointers.
233 */
234 extern int __KAI_KMPC_CONVENTION omp_target_memcpy_async(void *, const void *, size_t, size_t, size_t, int,
235 int, int, omp_depend_t *);
236 /*!
237 * The `omp_target_memcpy_rect_async` routine asynchronously performs a copy between any combination of host and device pointers.
238 */
239 extern int __KAI_KMPC_CONVENTION omp_target_memcpy_rect_async(void *, const void *, size_t, int, const size_t *,
240 const size_t *, const size_t *, const size_t *, const size_t *, int, int,
241 int, omp_depend_t *);
242
243 /* OpenMP 6.0 device memory routines */
244 extern void * __KAI_KMPC_CONVENTION omp_target_memset(void *, int, size_t, int);
245 extern void * __KAI_KMPC_CONVENTION omp_target_memset_async(void *, int, size_t, int, int, omp_depend_t *);
246
247 /*!
248 * The `omp_get_mapped_ptr` routine returns the device pointer that is associated with a host pointer for a given device.
249 */
250 extern void * __KAI_KMPC_CONVENTION omp_get_mapped_ptr(const void *, int);
251 extern int __KAI_KMPC_CONVENTION omp_target_is_accessible(const void *, size_t, int);
252
253 /* kmp API functions */
254 extern int __KAI_KMPC_CONVENTION kmp_get_stacksize (void);
255 extern void __KAI_KMPC_CONVENTION kmp_set_stacksize (int);
256 extern size_t __KAI_KMPC_CONVENTION kmp_get_stacksize_s (void);
257 extern void __KAI_KMPC_CONVENTION kmp_set_stacksize_s (size_t);
258 extern int __KAI_KMPC_CONVENTION kmp_get_blocktime (void);
259 extern int __KAI_KMPC_CONVENTION kmp_get_library (void);
260 extern void __KAI_KMPC_CONVENTION kmp_set_blocktime (int);
261 extern void __KAI_KMPC_CONVENTION kmp_set_library (int);
262 extern void __KAI_KMPC_CONVENTION kmp_set_library_serial (void);
263 extern void __KAI_KMPC_CONVENTION kmp_set_library_turnaround (void);
264 extern void __KAI_KMPC_CONVENTION kmp_set_library_throughput (void);
265 extern void __KAI_KMPC_CONVENTION kmp_set_defaults (char const *);
266 extern void __KAI_KMPC_CONVENTION kmp_set_disp_num_buffers (int);
267
268 /* Intel affinity API */
269 typedef void * kmp_affinity_mask_t;
270
271 extern int __KAI_KMPC_CONVENTION kmp_set_affinity (kmp_affinity_mask_t *);
272 extern int __KAI_KMPC_CONVENTION kmp_get_affinity (kmp_affinity_mask_t *);
273 extern int __KAI_KMPC_CONVENTION kmp_get_affinity_max_proc (void);
274 extern void __KAI_KMPC_CONVENTION kmp_create_affinity_mask (kmp_affinity_mask_t *);
275 extern void __KAI_KMPC_CONVENTION kmp_destroy_affinity_mask (kmp_affinity_mask_t *);
276 extern int __KAI_KMPC_CONVENTION kmp_set_affinity_mask_proc (int, kmp_affinity_mask_t *);
277 extern int __KAI_KMPC_CONVENTION kmp_unset_affinity_mask_proc (int, kmp_affinity_mask_t *);
278 extern int __KAI_KMPC_CONVENTION kmp_get_affinity_mask_proc (int, kmp_affinity_mask_t *);
279
280 /* OpenMP 4.0 affinity API */
281 typedef enum omp_proc_bind_t {
282 omp_proc_bind_false = 0,
283 omp_proc_bind_true = 1,
284 omp_proc_bind_master = 2,
285 omp_proc_bind_close = 3,
286 omp_proc_bind_spread = 4
287 } omp_proc_bind_t;
288
289 extern omp_proc_bind_t __KAI_KMPC_CONVENTION omp_get_proc_bind (void);
290
291 /* OpenMP 4.5 affinity API */
292 extern int __KAI_KMPC_CONVENTION omp_get_num_places (void);
293 extern int __KAI_KMPC_CONVENTION omp_get_place_num_procs (int);
294 extern void __KAI_KMPC_CONVENTION omp_get_place_proc_ids (int, int *);
295 extern int __KAI_KMPC_CONVENTION omp_get_place_num (void);
296 extern int __KAI_KMPC_CONVENTION omp_get_partition_num_places (void);
297 extern void __KAI_KMPC_CONVENTION omp_get_partition_place_nums (int *);
298
299 extern void * __KAI_KMPC_CONVENTION kmp_malloc (size_t);
300 extern void * __KAI_KMPC_CONVENTION kmp_aligned_malloc (size_t, size_t);
301 extern void * __KAI_KMPC_CONVENTION kmp_calloc (size_t, size_t);
302 extern void * __KAI_KMPC_CONVENTION kmp_realloc (void *, size_t);
303 extern void __KAI_KMPC_CONVENTION kmp_free (void *);
304
305 extern void __KAI_KMPC_CONVENTION kmp_set_warnings_on(void);
306 extern void __KAI_KMPC_CONVENTION kmp_set_warnings_off(void);
307
308 /* OpenMP 5.0 Tool Control */
309 typedef enum omp_control_tool_result_t {
310 omp_control_tool_notool = -2,
311 omp_control_tool_nocallback = -1,
312 omp_control_tool_success = 0,
313 omp_control_tool_ignored = 1
314 } omp_control_tool_result_t;
315
316 typedef enum omp_control_tool_t {
317 omp_control_tool_start = 1,
318 omp_control_tool_pause = 2,
319 omp_control_tool_flush = 3,
320 omp_control_tool_end = 4
321 } omp_control_tool_t;
322
323 extern int __KAI_KMPC_CONVENTION omp_control_tool(int, int, void*);
324
325 /* OpenMP 5.0 Memory Management */
326 typedef uintptr_t omp_uintptr_t;
327
328 typedef enum {
329 omp_atk_sync_hint = 1,
330 omp_atk_alignment = 2,
331 omp_atk_access = 3,
332 omp_atk_pool_size = 4,
333 omp_atk_fallback = 5,
334 omp_atk_fb_data = 6,
335 omp_atk_pinned = 7,
336 omp_atk_partition = 8
337 } omp_alloctrait_key_t;
338
339 typedef enum {
340 omp_atv_false = 0,
341 omp_atv_true = 1,
342 omp_atv_contended = 3,
343 omp_atv_uncontended = 4,
344 omp_atv_serialized = 5,
345 omp_atv_sequential = omp_atv_serialized, // (deprecated)
346 omp_atv_private = 6,
347 omp_atv_all = 7,
348 omp_atv_thread = 8,
349 omp_atv_pteam = 9,
350 omp_atv_cgroup = 10,
351 omp_atv_default_mem_fb = 11,
352 omp_atv_null_fb = 12,
353 omp_atv_abort_fb = 13,
354 omp_atv_allocator_fb = 14,
355 omp_atv_environment = 15,
356 omp_atv_nearest = 16,
357 omp_atv_blocked = 17,
358 omp_atv_interleaved = 18
359 } omp_alloctrait_value_t;
360 #define omp_atv_default ((omp_uintptr_t)-1)
361
362 typedef struct {
363 omp_alloctrait_key_t key;
364 omp_uintptr_t value;
365 } omp_alloctrait_t;
366
367# if defined(_WIN32)
368 // On Windows cl and icl do not support 64-bit enum, let's use integer then.
369 typedef omp_uintptr_t omp_allocator_handle_t;
370 extern __KMP_IMP omp_allocator_handle_t const omp_null_allocator;
371 extern __KMP_IMP omp_allocator_handle_t const omp_default_mem_alloc;
372 extern __KMP_IMP omp_allocator_handle_t const omp_large_cap_mem_alloc;
373 extern __KMP_IMP omp_allocator_handle_t const omp_const_mem_alloc;
374 extern __KMP_IMP omp_allocator_handle_t const omp_high_bw_mem_alloc;
375 extern __KMP_IMP omp_allocator_handle_t const omp_low_lat_mem_alloc;
376 extern __KMP_IMP omp_allocator_handle_t const omp_cgroup_mem_alloc;
377 extern __KMP_IMP omp_allocator_handle_t const omp_pteam_mem_alloc;
378 extern __KMP_IMP omp_allocator_handle_t const omp_thread_mem_alloc;
379 extern __KMP_IMP omp_allocator_handle_t const llvm_omp_target_host_mem_alloc;
380 extern __KMP_IMP omp_allocator_handle_t const llvm_omp_target_shared_mem_alloc;
381 extern __KMP_IMP omp_allocator_handle_t const llvm_omp_target_device_mem_alloc;
382
383 typedef omp_uintptr_t omp_memspace_handle_t;
384 extern __KMP_IMP omp_memspace_handle_t const omp_default_mem_space;
385 extern __KMP_IMP omp_memspace_handle_t const omp_large_cap_mem_space;
386 extern __KMP_IMP omp_memspace_handle_t const omp_const_mem_space;
387 extern __KMP_IMP omp_memspace_handle_t const omp_high_bw_mem_space;
388 extern __KMP_IMP omp_memspace_handle_t const omp_low_lat_mem_space;
389 extern __KMP_IMP omp_memspace_handle_t const llvm_omp_target_host_mem_space;
390 extern __KMP_IMP omp_memspace_handle_t const llvm_omp_target_shared_mem_space;
391 extern __KMP_IMP omp_memspace_handle_t const llvm_omp_target_device_mem_space;
392# else
393# if __cplusplus >= 201103
394 typedef enum omp_allocator_handle_t : omp_uintptr_t
395# else
396 typedef enum omp_allocator_handle_t
397# endif
398 {
399 omp_null_allocator = 0,
400 omp_default_mem_alloc = 1,
401 omp_large_cap_mem_alloc = 2,
402 omp_const_mem_alloc = 3,
403 omp_high_bw_mem_alloc = 4,
404 omp_low_lat_mem_alloc = 5,
405 omp_cgroup_mem_alloc = 6,
406 omp_pteam_mem_alloc = 7,
407 omp_thread_mem_alloc = 8,
408 llvm_omp_target_host_mem_alloc = 100,
409 llvm_omp_target_shared_mem_alloc = 101,
410 llvm_omp_target_device_mem_alloc = 102,
411 KMP_ALLOCATOR_MAX_HANDLE = UINTPTR_MAX
412 } omp_allocator_handle_t;
413# if __cplusplus >= 201103
414 typedef enum omp_memspace_handle_t : omp_uintptr_t
415# else
416 typedef enum omp_memspace_handle_t
417# endif
418 {
419 omp_default_mem_space = 0,
420 omp_large_cap_mem_space = 1,
421 omp_const_mem_space = 2,
422 omp_high_bw_mem_space = 3,
423 omp_low_lat_mem_space = 4,
424 llvm_omp_target_host_mem_space = 100,
425 llvm_omp_target_shared_mem_space = 101,
426 llvm_omp_target_device_mem_space = 102,
427 KMP_MEMSPACE_MAX_HANDLE = UINTPTR_MAX
428 } omp_memspace_handle_t;
429# endif
430 extern omp_allocator_handle_t __KAI_KMPC_CONVENTION omp_init_allocator(omp_memspace_handle_t m,
431 int ntraits, omp_alloctrait_t traits[]);
432 extern void __KAI_KMPC_CONVENTION omp_destroy_allocator(omp_allocator_handle_t allocator);
433
434 extern void __KAI_KMPC_CONVENTION omp_set_default_allocator(omp_allocator_handle_t a);
435 extern omp_allocator_handle_t __KAI_KMPC_CONVENTION omp_get_default_allocator(void);
436# ifdef __cplusplus
437 extern void *__KAI_KMPC_CONVENTION omp_alloc(size_t size, omp_allocator_handle_t a = omp_null_allocator);
438 extern void *__KAI_KMPC_CONVENTION omp_aligned_alloc(size_t align, size_t size,
439 omp_allocator_handle_t a = omp_null_allocator);
440 extern void *__KAI_KMPC_CONVENTION omp_calloc(size_t nmemb, size_t size,
441 omp_allocator_handle_t a = omp_null_allocator);
442 extern void *__KAI_KMPC_CONVENTION omp_aligned_calloc(size_t align, size_t nmemb, size_t size,
443 omp_allocator_handle_t a = omp_null_allocator);
444 extern void *__KAI_KMPC_CONVENTION omp_realloc(void *ptr, size_t size,
445 omp_allocator_handle_t allocator = omp_null_allocator,
446 omp_allocator_handle_t free_allocator = omp_null_allocator);
447 extern void __KAI_KMPC_CONVENTION omp_free(void * ptr, omp_allocator_handle_t a = omp_null_allocator);
448# else
449 extern void *__KAI_KMPC_CONVENTION omp_alloc(size_t size, omp_allocator_handle_t a);
450 extern void *__KAI_KMPC_CONVENTION omp_aligned_alloc(size_t align, size_t size,
451 omp_allocator_handle_t a);
452 extern void *__KAI_KMPC_CONVENTION omp_calloc(size_t nmemb, size_t size, omp_allocator_handle_t a);
453 extern void *__KAI_KMPC_CONVENTION omp_aligned_calloc(size_t align, size_t nmemb, size_t size,
454 omp_allocator_handle_t a);
455 extern void *__KAI_KMPC_CONVENTION omp_realloc(void *ptr, size_t size, omp_allocator_handle_t allocator,
456 omp_allocator_handle_t free_allocator);
457 extern void __KAI_KMPC_CONVENTION omp_free(void *ptr, omp_allocator_handle_t a);
458# endif
459
460 /* OpenMP 5.0 Affinity Format */
461 extern void __KAI_KMPC_CONVENTION omp_set_affinity_format(char const *);
462 extern size_t __KAI_KMPC_CONVENTION omp_get_affinity_format(char *, size_t);
463 extern void __KAI_KMPC_CONVENTION omp_display_affinity(char const *);
464 extern size_t __KAI_KMPC_CONVENTION omp_capture_affinity(char *, size_t, char const *);
465
466 /* OpenMP 5.0 events */
467# if defined(_WIN32)
468 // On Windows cl and icl do not support 64-bit enum, let's use integer then.
469 typedef omp_uintptr_t omp_event_handle_t;
470# else
471 typedef enum omp_event_handle_t { KMP_EVENT_MAX_HANDLE = UINTPTR_MAX } omp_event_handle_t;
472# endif
473 extern void __KAI_KMPC_CONVENTION omp_fulfill_event ( omp_event_handle_t event );
474
475 /* OpenMP 5.0 Pause Resources */
476 typedef enum omp_pause_resource_t {
477 omp_pause_resume = 0,
478 omp_pause_soft = 1,
479 omp_pause_hard = 2
480 } omp_pause_resource_t;
481 extern int __KAI_KMPC_CONVENTION omp_pause_resource(omp_pause_resource_t, int);
482 extern int __KAI_KMPC_CONVENTION omp_pause_resource_all(omp_pause_resource_t);
483
484 extern int __KAI_KMPC_CONVENTION omp_get_supported_active_levels(void);
485
486 /* OpenMP 5.1 */
487 extern void __KAI_KMPC_CONVENTION omp_set_num_teams(int num_teams);
488 extern int __KAI_KMPC_CONVENTION omp_get_max_teams(void);
489 extern void __KAI_KMPC_CONVENTION omp_set_teams_thread_limit(int limit);
490 extern int __KAI_KMPC_CONVENTION omp_get_teams_thread_limit(void);
491
492 /* OpenMP 5.1 Display Environment */
493 extern void omp_display_env(int verbose);
494
495# if defined(_OPENMP) && _OPENMP >= 201811
496 #pragma omp begin declare variant match(device={kind(host)})
497 static inline int omp_is_initial_device(void) { return 1; }
498 #pragma omp end declare variant
499 #pragma omp begin declare variant match(device={kind(nohost)})
500 static inline int omp_is_initial_device(void) { return 0; }
501 #pragma omp end declare variant
502# endif
503
504 /* OpenMP 5.2 */
505 extern int __KAI_KMPC_CONVENTION omp_in_explicit_task(void);
506
507 /* LLVM Extensions */
508 extern void *llvm_omp_target_dynamic_shared_alloc(void);
509
510# undef __KAI_KMPC_CONVENTION
511# undef __KMP_IMP
512
513 /* Warning:
514 The following typedefs are not standard, deprecated and will be removed in a future release.
515 */
516 typedef int omp_int_t;
517 typedef double omp_wtime_t;
518
519# ifdef __cplusplus
520 }
521# endif
522
523#endif /* __OMP_H */
524

source code of llvm_build/projects/openmp/runtime/src/omp.h