LLVM OpenMP* Runtime Library
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kmp_os.h
1/*
2 * kmp_os.h -- KPTS runtime header file.
3 */
4
5//===----------------------------------------------------------------------===//
6//
7// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
8// See https://llvm.org/LICENSE.txt for license information.
9// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef KMP_OS_H
14#define KMP_OS_H
15
16#include "kmp_config.h"
17#include <atomic>
18#include <stdarg.h>
19#include <stdlib.h>
20#include <string.h>
21
22#define KMP_FTN_PLAIN 1
23#define KMP_FTN_APPEND 2
24#define KMP_FTN_UPPER 3
25/*
26#define KMP_FTN_PREPEND 4
27#define KMP_FTN_UAPPEND 5
28*/
29
30#define KMP_PTR_SKIP (sizeof(void *))
31
32/* -------------------------- Compiler variations ------------------------ */
33
34#define KMP_OFF 0
35#define KMP_ON 1
36
37#define KMP_MEM_CONS_VOLATILE 0
38#define KMP_MEM_CONS_FENCE 1
39
40#ifndef KMP_MEM_CONS_MODEL
41#define KMP_MEM_CONS_MODEL KMP_MEM_CONS_VOLATILE
42#endif
43
44#ifndef __has_cpp_attribute
45#define __has_cpp_attribute(x) 0
46#endif
47
48#ifndef __has_attribute
49#define __has_attribute(x) 0
50#endif
51
52/* ------------------------- Compiler recognition ---------------------- */
53#define KMP_COMPILER_ICC 0
54#define KMP_COMPILER_GCC 0
55#define KMP_COMPILER_CLANG 0
56#define KMP_COMPILER_MSVC 0
57#define KMP_COMPILER_ICX 0
58
59#if __INTEL_CLANG_COMPILER
60#undef KMP_COMPILER_ICX
61#define KMP_COMPILER_ICX 1
62#elif defined(__INTEL_COMPILER)
63#undef KMP_COMPILER_ICC
64#define KMP_COMPILER_ICC 1
65#elif defined(__clang__)
66#undef KMP_COMPILER_CLANG
67#define KMP_COMPILER_CLANG 1
68#elif defined(__GNUC__)
69#undef KMP_COMPILER_GCC
70#define KMP_COMPILER_GCC 1
71#elif defined(_MSC_VER)
72#undef KMP_COMPILER_MSVC
73#define KMP_COMPILER_MSVC 1
74#else
75#error Unknown compiler
76#endif
77
78#if (KMP_OS_LINUX || KMP_OS_WINDOWS || KMP_OS_FREEBSD || KMP_OS_NETBSD || \
79 KMP_OS_DRAGONFLY || KMP_OS_AIX) && \
80 !KMP_OS_WASI && !KMP_OS_EMSCRIPTEN
81#define KMP_AFFINITY_SUPPORTED 1
82#if KMP_OS_WINDOWS && KMP_ARCH_X86_64
83#define KMP_GROUP_AFFINITY 1
84#else
85#define KMP_GROUP_AFFINITY 0
86#endif
87#else
88#define KMP_AFFINITY_SUPPORTED 0
89#define KMP_GROUP_AFFINITY 0
90#endif
91
92#if (KMP_OS_LINUX || (KMP_OS_FREEBSD && __FreeBSD_version >= 1301000))
93#define KMP_HAVE_SCHED_GETCPU 1
94#else
95#define KMP_HAVE_SCHED_GETCPU 0
96#endif
97
98/* Check for quad-precision extension. */
99#define KMP_HAVE_QUAD 0
100#if KMP_ARCH_X86 || KMP_ARCH_X86_64
101#if KMP_COMPILER_ICC || KMP_COMPILER_ICX
102/* _Quad is already defined for icc */
103#undef KMP_HAVE_QUAD
104#define KMP_HAVE_QUAD 1
105#elif KMP_COMPILER_CLANG
106/* Clang doesn't support a software-implemented
107 128-bit extended precision type yet */
108typedef long double _Quad;
109#elif KMP_COMPILER_GCC
110/* GCC on NetBSD lacks __multc3/__divtc3 builtins needed for quad until
111 NetBSD 10.0 which ships with GCC 10.5 */
112#if (!KMP_OS_NETBSD || __GNUC__ >= 10)
113typedef __float128 _Quad;
114#undef KMP_HAVE_QUAD
115#define KMP_HAVE_QUAD 1
116#endif
117#elif KMP_COMPILER_MSVC
118typedef long double _Quad;
119#endif
120#else
121#if __LDBL_MAX_EXP__ >= 16384 && KMP_COMPILER_GCC
122typedef long double _Quad;
123#undef KMP_HAVE_QUAD
124#define KMP_HAVE_QUAD 1
125#endif
126#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
127
128#define KMP_USE_X87CONTROL 0
129#if KMP_OS_WINDOWS
130#define KMP_END_OF_LINE "\r\n"
131typedef char kmp_int8;
132typedef unsigned char kmp_uint8;
133typedef short kmp_int16;
134typedef unsigned short kmp_uint16;
135typedef int kmp_int32;
136typedef unsigned int kmp_uint32;
137#define KMP_INT32_SPEC "d"
138#define KMP_UINT32_SPEC "u"
139#ifndef KMP_STRUCT64
140typedef __int64 kmp_int64;
141typedef unsigned __int64 kmp_uint64;
142#define KMP_INT64_SPEC "I64d"
143#define KMP_UINT64_SPEC "I64u"
144#else
145struct kmp_struct64 {
146 kmp_int32 a, b;
147};
148typedef struct kmp_struct64 kmp_int64;
149typedef struct kmp_struct64 kmp_uint64;
150/* Not sure what to use for KMP_[U]INT64_SPEC here */
151#endif
152#if KMP_ARCH_X86 && KMP_MSVC_COMPAT
153#undef KMP_USE_X87CONTROL
154#define KMP_USE_X87CONTROL 1
155#endif
156#if KMP_ARCH_X86_64 || KMP_ARCH_AARCH64 || KMP_ARCH_ARM64EC
157#define KMP_INTPTR 1
158typedef __int64 kmp_intptr_t;
159typedef unsigned __int64 kmp_uintptr_t;
160#define KMP_INTPTR_SPEC "I64d"
161#define KMP_UINTPTR_SPEC "I64u"
162#endif
163#endif /* KMP_OS_WINDOWS */
164
165#if KMP_OS_UNIX
166#define KMP_END_OF_LINE "\n"
167typedef char kmp_int8;
168typedef unsigned char kmp_uint8;
169typedef short kmp_int16;
170typedef unsigned short kmp_uint16;
171typedef int kmp_int32;
172typedef unsigned int kmp_uint32;
173typedef long long kmp_int64;
174typedef unsigned long long kmp_uint64;
175#define KMP_INT32_SPEC "d"
176#define KMP_UINT32_SPEC "u"
177#define KMP_INT64_SPEC "lld"
178#define KMP_UINT64_SPEC "llu"
179#endif /* KMP_OS_UNIX */
180
181#if KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS || KMP_ARCH_WASM32 || \
182 KMP_ARCH_PPC || KMP_ARCH_AARCH64_32 || KMP_ARCH_SPARC32
183#define KMP_SIZE_T_SPEC KMP_UINT32_SPEC
184#elif KMP_ARCH_X86_64 || KMP_ARCH_PPC64 || KMP_ARCH_AARCH64 || \
185 KMP_ARCH_MIPS64 || KMP_ARCH_RISCV64 || KMP_ARCH_LOONGARCH64 || \
186 KMP_ARCH_VE || KMP_ARCH_S390X || KMP_ARCH_SPARC64 || KMP_ARCH_WASM64 || \
187 KMP_ARCH_ARM64EC
188#define KMP_SIZE_T_SPEC KMP_UINT64_SPEC
189#else
190#error "Can't determine size_t printf format specifier."
191#endif
192
193#if KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_WASM32 || KMP_ARCH_PPC
194#define KMP_SIZE_T_MAX (0xFFFFFFFF)
195#else
196#define KMP_SIZE_T_MAX (0xFFFFFFFFFFFFFFFF)
197#endif
198
199typedef size_t kmp_size_t;
200typedef float kmp_real32;
201typedef double kmp_real64;
202
203#ifndef KMP_INTPTR
204#define KMP_INTPTR 1
205typedef long kmp_intptr_t;
206typedef unsigned long kmp_uintptr_t;
207#define KMP_INTPTR_SPEC "ld"
208#define KMP_UINTPTR_SPEC "lu"
209#endif
210
211#ifdef BUILD_I8
212typedef kmp_int64 kmp_int;
213typedef kmp_uint64 kmp_uint;
214#else
215typedef kmp_int32 kmp_int;
216typedef kmp_uint32 kmp_uint;
217#endif /* BUILD_I8 */
218#define KMP_INT_MAX ((kmp_int32)0x7FFFFFFF)
219#define KMP_INT_MIN ((kmp_int32)0x80000000)
220
221// stdarg handling
222#if (KMP_ARCH_ARM || KMP_ARCH_X86_64 || KMP_ARCH_AARCH64 || KMP_ARCH_WASM32 || \
223 KMP_ARCH_WASM64) && \
224 (KMP_OS_FREEBSD || KMP_OS_NETBSD || KMP_OS_OPENBSD || KMP_OS_DRAGONFLY || \
225 KMP_OS_LINUX || KMP_OS_WASI)
226typedef va_list *kmp_va_list;
227#define kmp_va_deref(ap) (*(ap))
228#define kmp_va_addr_of(ap) (&(ap))
229#else
230typedef va_list kmp_va_list;
231#define kmp_va_deref(ap) (ap)
232#define kmp_va_addr_of(ap) (ap)
233#endif
234
235#ifdef __cplusplus
236// macros to cast out qualifiers and to re-interpret types
237#define CCAST(type, var) const_cast<type>(var)
238#define RCAST(type, var) reinterpret_cast<type>(var)
239//-------------------------------------------------------------------------
240// template for debug prints specification ( d, u, lld, llu ), and to obtain
241// signed/unsigned flavors of a type
242template <typename T> struct traits_t {};
243// int
244template <> struct traits_t<signed int> {
245 typedef signed int signed_t;
246 typedef unsigned int unsigned_t;
247 typedef double floating_t;
248 static char const *spec;
249 static const signed_t max_value = 0x7fffffff;
250 static const signed_t min_value = 0x80000000;
251 static const int type_size = sizeof(signed_t);
252};
253// unsigned int
254template <> struct traits_t<unsigned int> {
255 typedef signed int signed_t;
256 typedef unsigned int unsigned_t;
257 typedef double floating_t;
258 static char const *spec;
259 static const unsigned_t max_value = 0xffffffff;
260 static const unsigned_t min_value = 0x00000000;
261 static const int type_size = sizeof(unsigned_t);
262};
263// long
264template <> struct traits_t<signed long> {
265 typedef signed long signed_t;
266 typedef unsigned long unsigned_t;
267 typedef long double floating_t;
268 static char const *spec;
269 static const int type_size = sizeof(signed_t);
270};
271// long long
272template <> struct traits_t<signed long long> {
273 typedef signed long long signed_t;
274 typedef unsigned long long unsigned_t;
275 typedef long double floating_t;
276 static char const *spec;
277 static const signed_t max_value = 0x7fffffffffffffffLL;
278 static const signed_t min_value = 0x8000000000000000LL;
279 static const int type_size = sizeof(signed_t);
280};
281// unsigned long long
282template <> struct traits_t<unsigned long long> {
283 typedef signed long long signed_t;
284 typedef unsigned long long unsigned_t;
285 typedef long double floating_t;
286 static char const *spec;
287 static const unsigned_t max_value = 0xffffffffffffffffLL;
288 static const unsigned_t min_value = 0x0000000000000000LL;
289 static const int type_size = sizeof(unsigned_t);
290};
291//-------------------------------------------------------------------------
292#else
293#define CCAST(type, var) (type)(var)
294#define RCAST(type, var) (type)(var)
295#endif // __cplusplus
296
297#define KMP_EXPORT extern /* export declaration in guide libraries */
298
299#if __GNUC__ >= 4 && !defined(__MINGW32__)
300#define __forceinline __inline
301#endif
302
303/* Check if the OS/arch can support user-level mwait */
304// All mwait code tests for UMWAIT first, so it should only fall back to ring3
305// MWAIT for KNL.
306#define KMP_HAVE_MWAIT \
307 ((KMP_ARCH_X86 || KMP_ARCH_X86_64) && (KMP_OS_LINUX || KMP_OS_WINDOWS) && \
308 !KMP_MIC2)
309#define KMP_HAVE_UMWAIT \
310 ((KMP_ARCH_X86 || KMP_ARCH_X86_64) && (KMP_OS_LINUX || KMP_OS_WINDOWS) && \
311 !KMP_MIC)
312
313#if KMP_OS_WINDOWS
314// Don't include everything related to NT status code, we'll do that explicitly
315#define WIN32_NO_STATUS
316#include <windows.h>
317
318static inline int KMP_GET_PAGE_SIZE(void) {
319 SYSTEM_INFO si;
320 GetSystemInfo(&si);
321 return si.dwPageSize;
322}
323#else
324#define KMP_GET_PAGE_SIZE() getpagesize()
325#endif
326
327#define PAGE_ALIGNED(_addr) \
328 (!((size_t)_addr & (size_t)(KMP_GET_PAGE_SIZE() - 1)))
329#define ALIGN_TO_PAGE(x) \
330 (void *)(((size_t)(x)) & ~((size_t)(KMP_GET_PAGE_SIZE() - 1)))
331
332/* ---------- Support for cache alignment, padding, etc. ----------------*/
333
334#ifdef __cplusplus
335extern "C" {
336#endif // __cplusplus
337
338#define INTERNODE_CACHE_LINE 4096 /* for multi-node systems */
339
340/* Define the default size of the cache line */
341#ifndef CACHE_LINE
342#define CACHE_LINE 128 /* cache line size in bytes */
343#else
344#if (CACHE_LINE < 64) && !defined(KMP_OS_DARWIN)
345// 2006-02-13: This produces too many warnings on OS X*. Disable for now
346#warning CACHE_LINE is too small.
347#endif
348#endif /* CACHE_LINE */
349
350#define KMP_CACHE_PREFETCH(ADDR) /* nothing */
351
352// Define attribute that indicates that the fall through from the previous
353// case label is intentional and should not be diagnosed by a compiler
354// Code from libcxx/include/__config
355// Use a function like macro to imply that it must be followed by a semicolon
356#if __cplusplus > 201402L && __has_cpp_attribute(fallthrough)
357#define KMP_FALLTHROUGH() [[fallthrough]]
358// icc cannot properly tell this attribute is absent so force off
359#elif KMP_COMPILER_ICC
360#define KMP_FALLTHROUGH() ((void)0)
361#elif __has_cpp_attribute(clang::fallthrough)
362#define KMP_FALLTHROUGH() [[clang::fallthrough]]
363#elif __has_attribute(fallthrough) || __GNUC__ >= 7
364#define KMP_FALLTHROUGH() __attribute__((__fallthrough__))
365#else
366#define KMP_FALLTHROUGH() ((void)0)
367#endif
368
369#if KMP_HAVE_ATTRIBUTE_WAITPKG
370#define KMP_ATTRIBUTE_TARGET_WAITPKG __attribute__((target("waitpkg")))
371#else
372#define KMP_ATTRIBUTE_TARGET_WAITPKG /* Nothing */
373#endif
374
375#if KMP_HAVE_ATTRIBUTE_RTM
376#define KMP_ATTRIBUTE_TARGET_RTM __attribute__((target("rtm")))
377#else
378#define KMP_ATTRIBUTE_TARGET_RTM /* Nothing */
379#endif
380
381// Define attribute that indicates a function does not return
382#if __cplusplus >= 201103L
383#define KMP_NORETURN [[noreturn]]
384#elif KMP_OS_WINDOWS
385#define KMP_NORETURN __declspec(noreturn)
386#else
387#define KMP_NORETURN __attribute__((noreturn))
388#endif
389
390#if KMP_OS_WINDOWS && KMP_MSVC_COMPAT
391#define KMP_ALIGN(bytes) __declspec(align(bytes))
392#define KMP_THREAD_LOCAL __declspec(thread)
393#define KMP_ALIAS /* Nothing */
394#else
395#define KMP_ALIGN(bytes) __attribute__((aligned(bytes)))
396#define KMP_THREAD_LOCAL __thread
397#define KMP_ALIAS(alias_of) __attribute__((alias(alias_of)))
398#endif
399
400#if KMP_HAVE_WEAK_ATTRIBUTE && !KMP_DYNAMIC_LIB
401#define KMP_WEAK_ATTRIBUTE_EXTERNAL __attribute__((weak))
402#else
403#define KMP_WEAK_ATTRIBUTE_EXTERNAL /* Nothing */
404#endif
405
406#if KMP_HAVE_WEAK_ATTRIBUTE
407#define KMP_WEAK_ATTRIBUTE_INTERNAL __attribute__((weak))
408#else
409#define KMP_WEAK_ATTRIBUTE_INTERNAL /* Nothing */
410#endif
411
412// Define KMP_VERSION_SYMBOL and KMP_EXPAND_NAME
413#ifndef KMP_STR
414#define KMP_STR(x) _KMP_STR(x)
415#define _KMP_STR(x) #x
416#endif
417
418#ifdef KMP_USE_VERSION_SYMBOLS
419// If using versioned symbols, KMP_EXPAND_NAME prepends
420// __kmp_api_ to the real API name
421#define KMP_EXPAND_NAME(api_name) _KMP_EXPAND_NAME(api_name)
422#define _KMP_EXPAND_NAME(api_name) __kmp_api_##api_name
423#define KMP_VERSION_SYMBOL(api_name, ver_num, ver_str) \
424 _KMP_VERSION_SYMBOL(api_name, ver_num, ver_str, "VERSION")
425#define _KMP_VERSION_SYMBOL(api_name, ver_num, ver_str, default_ver) \
426 __typeof__(__kmp_api_##api_name) __kmp_api_##api_name##_##ver_num##_alias \
427 __attribute__((alias(KMP_STR(__kmp_api_##api_name)))); \
428 __asm__( \
429 ".symver " KMP_STR(__kmp_api_##api_name##_##ver_num##_alias) "," KMP_STR( \
430 api_name) "@" ver_str "\n\t"); \
431 __asm__(".symver " KMP_STR(__kmp_api_##api_name) "," KMP_STR( \
432 api_name) "@@" default_ver "\n\t")
433
434#define KMP_VERSION_OMPC_SYMBOL(apic_name, api_name, ver_num, ver_str) \
435 _KMP_VERSION_OMPC_SYMBOL(apic_name, api_name, ver_num, ver_str, "VERSION")
436#define _KMP_VERSION_OMPC_SYMBOL(apic_name, api_name, ver_num, ver_str, \
437 default_ver) \
438 __typeof__(__kmp_api_##apic_name) __kmp_api_##apic_name##_##ver_num##_alias \
439 __attribute__((alias(KMP_STR(__kmp_api_##apic_name)))); \
440 __asm__(".symver " KMP_STR(__kmp_api_##apic_name) "," KMP_STR( \
441 apic_name) "@@" default_ver "\n\t"); \
442 __asm__( \
443 ".symver " KMP_STR(__kmp_api_##apic_name##_##ver_num##_alias) "," KMP_STR( \
444 api_name) "@" ver_str "\n\t")
445
446#else // KMP_USE_VERSION_SYMBOLS
447#define KMP_EXPAND_NAME(api_name) api_name
448#define KMP_VERSION_SYMBOL(api_name, ver_num, ver_str) /* Nothing */
449#define KMP_VERSION_OMPC_SYMBOL(apic_name, api_name, ver_num, \
450 ver_str) /* Nothing */
451#endif // KMP_USE_VERSION_SYMBOLS
452
453/* Temporary note: if performance testing of this passes, we can remove
454 all references to KMP_DO_ALIGN and replace with KMP_ALIGN. */
455#define KMP_DO_ALIGN(bytes) KMP_ALIGN(bytes)
456#define KMP_ALIGN_CACHE KMP_ALIGN(CACHE_LINE)
457#define KMP_ALIGN_CACHE_INTERNODE KMP_ALIGN(INTERNODE_CACHE_LINE)
458
459/* General purpose fence types for memory operations */
460enum kmp_mem_fence_type {
461 kmp_no_fence, /* No memory fence */
462 kmp_acquire_fence, /* Acquire (read) memory fence */
463 kmp_release_fence, /* Release (write) memory fence */
464 kmp_full_fence /* Full (read+write) memory fence */
465};
466
467// Synchronization primitives
468
469#if KMP_ASM_INTRINS && KMP_OS_WINDOWS && \
470 !((KMP_ARCH_AARCH64 || KMP_ARCH_ARM || KMP_ARCH_ARM64EC) && \
471 (KMP_COMPILER_CLANG || KMP_COMPILER_GCC))
472
473#if KMP_MSVC_COMPAT && !KMP_COMPILER_CLANG
474#pragma intrinsic(InterlockedExchangeAdd)
475#pragma intrinsic(InterlockedCompareExchange)
476#pragma intrinsic(InterlockedExchange)
477#if !KMP_32_BIT_ARCH
478#pragma intrinsic(InterlockedExchange64)
479#endif
480#endif
481
482// Using InterlockedIncrement / InterlockedDecrement causes a library loading
483// ordering problem, so we use InterlockedExchangeAdd instead.
484#define KMP_TEST_THEN_INC32(p) InterlockedExchangeAdd((volatile long *)(p), 1)
485#define KMP_TEST_THEN_INC_ACQ32(p) \
486 InterlockedExchangeAdd((volatile long *)(p), 1)
487#define KMP_TEST_THEN_ADD4_32(p) InterlockedExchangeAdd((volatile long *)(p), 4)
488#define KMP_TEST_THEN_ADD4_ACQ32(p) \
489 InterlockedExchangeAdd((volatile long *)(p), 4)
490#define KMP_TEST_THEN_DEC32(p) InterlockedExchangeAdd((volatile long *)(p), -1)
491#define KMP_TEST_THEN_DEC_ACQ32(p) \
492 InterlockedExchangeAdd((volatile long *)(p), -1)
493#define KMP_TEST_THEN_ADD32(p, v) \
494 InterlockedExchangeAdd((volatile long *)(p), (v))
495
496#define KMP_COMPARE_AND_STORE_RET32(p, cv, sv) \
497 InterlockedCompareExchange((volatile long *)(p), (long)(sv), (long)(cv))
498
499#define KMP_XCHG_FIXED32(p, v) \
500 InterlockedExchange((volatile long *)(p), (long)(v))
501#define KMP_XCHG_FIXED64(p, v) \
502 InterlockedExchange64((volatile kmp_int64 *)(p), (kmp_int64)(v))
503
504inline kmp_real32 KMP_XCHG_REAL32(volatile kmp_real32 *p, kmp_real32 v) {
505 kmp_int32 tmp = InterlockedExchange((volatile long *)p, *(long *)&v);
506 return *(kmp_real32 *)&tmp;
507}
508
509#define KMP_TEST_THEN_OR8(p, v) __kmp_test_then_or8((p), (v))
510#define KMP_TEST_THEN_AND8(p, v) __kmp_test_then_and8((p), (v))
511#define KMP_TEST_THEN_OR32(p, v) __kmp_test_then_or32((p), (v))
512#define KMP_TEST_THEN_AND32(p, v) __kmp_test_then_and32((p), (v))
513#define KMP_TEST_THEN_OR64(p, v) __kmp_test_then_or64((p), (v))
514#define KMP_TEST_THEN_AND64(p, v) __kmp_test_then_and64((p), (v))
515
516extern kmp_int8 __kmp_test_then_or8(volatile kmp_int8 *p, kmp_int8 v);
517extern kmp_int8 __kmp_test_then_and8(volatile kmp_int8 *p, kmp_int8 v);
518extern kmp_int32 __kmp_test_then_add32(volatile kmp_int32 *p, kmp_int32 v);
519extern kmp_uint32 __kmp_test_then_or32(volatile kmp_uint32 *p, kmp_uint32 v);
520extern kmp_uint32 __kmp_test_then_and32(volatile kmp_uint32 *p, kmp_uint32 v);
521extern kmp_int64 __kmp_test_then_add64(volatile kmp_int64 *p, kmp_int64 v);
522extern kmp_uint64 __kmp_test_then_or64(volatile kmp_uint64 *p, kmp_uint64 v);
523extern kmp_uint64 __kmp_test_then_and64(volatile kmp_uint64 *p, kmp_uint64 v);
524
525#if KMP_ARCH_AARCH64 && KMP_COMPILER_MSVC && !KMP_COMPILER_CLANG
526#define KMP_TEST_THEN_INC64(p) _InterlockedExchangeAdd64((p), 1LL)
527#define KMP_TEST_THEN_INC_ACQ64(p) _InterlockedExchangeAdd64_acq((p), 1LL)
528#define KMP_TEST_THEN_ADD4_64(p) _InterlockedExchangeAdd64((p), 4LL)
529// #define KMP_TEST_THEN_ADD4_ACQ64(p) _InterlockedExchangeAdd64_acq((p), 4LL)
530// #define KMP_TEST_THEN_DEC64(p) _InterlockedExchangeAdd64((p), -1LL)
531// #define KMP_TEST_THEN_DEC_ACQ64(p) _InterlockedExchangeAdd64_acq((p), -1LL)
532// #define KMP_TEST_THEN_ADD8(p, v) _InterlockedExchangeAdd8((p), (v))
533#define KMP_TEST_THEN_ADD64(p, v) _InterlockedExchangeAdd64((p), (v))
534
535#define KMP_COMPARE_AND_STORE_ACQ8(p, cv, sv) \
536 __kmp_compare_and_store_acq8((p), (cv), (sv))
537#define KMP_COMPARE_AND_STORE_REL8(p, cv, sv) \
538 __kmp_compare_and_store_rel8((p), (cv), (sv))
539#define KMP_COMPARE_AND_STORE_ACQ16(p, cv, sv) \
540 __kmp_compare_and_store_acq16((p), (cv), (sv))
541/*
542#define KMP_COMPARE_AND_STORE_REL16(p, cv, sv) \
543 __kmp_compare_and_store_rel16((p), (cv), (sv))
544*/
545#define KMP_COMPARE_AND_STORE_ACQ32(p, cv, sv) \
546 __kmp_compare_and_store_acq32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
547 (kmp_int32)(sv))
548#define KMP_COMPARE_AND_STORE_REL32(p, cv, sv) \
549 __kmp_compare_and_store_rel32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
550 (kmp_int32)(sv))
551#define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \
552 __kmp_compare_and_store_acq64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
553 (kmp_int64)(sv))
554#define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \
555 __kmp_compare_and_store_rel64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
556 (kmp_int64)(sv))
557#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
558 __kmp_compare_and_store_ptr((void *volatile *)(p), (void *)(cv), (void *)(sv))
559
560// KMP_COMPARE_AND_STORE expects this order: pointer, compare, exchange
561// _InterlockedCompareExchange expects this order: pointer, exchange, compare
562// KMP_COMPARE_AND_STORE also returns a bool indicating a successful write. A
563// write is successful if the return value of _InterlockedCompareExchange is the
564// same as the compare value.
565inline kmp_int8 __kmp_compare_and_store_acq8(volatile kmp_int8 *p, kmp_int8 cv,
566 kmp_int8 sv) {
567 return _InterlockedCompareExchange8_acq(p, sv, cv) == cv;
568}
569
570inline kmp_int8 __kmp_compare_and_store_rel8(volatile kmp_int8 *p, kmp_int8 cv,
571 kmp_int8 sv) {
572 return _InterlockedCompareExchange8_rel(p, sv, cv) == cv;
573}
574
575inline kmp_int16 __kmp_compare_and_store_acq16(volatile kmp_int16 *p,
576 kmp_int16 cv, kmp_int16 sv) {
577 return _InterlockedCompareExchange16_acq(p, sv, cv) == cv;
578}
579
580inline kmp_int16 __kmp_compare_and_store_rel16(volatile kmp_int16 *p,
581 kmp_int16 cv, kmp_int16 sv) {
582 return _InterlockedCompareExchange16_rel(p, sv, cv) == cv;
583}
584
585inline kmp_int32 __kmp_compare_and_store_acq32(volatile kmp_int32 *p,
586 kmp_int32 cv, kmp_int32 sv) {
587 return _InterlockedCompareExchange_acq((volatile long *)p, sv, cv) == cv;
588}
589
590inline kmp_int32 __kmp_compare_and_store_rel32(volatile kmp_int32 *p,
591 kmp_int32 cv, kmp_int32 sv) {
592 return _InterlockedCompareExchange_rel((volatile long *)p, sv, cv) == cv;
593}
594
595inline kmp_int32 __kmp_compare_and_store_acq64(volatile kmp_int64 *p,
596 kmp_int64 cv, kmp_int64 sv) {
597 return _InterlockedCompareExchange64_acq(p, sv, cv) == cv;
598}
599
600inline kmp_int32 __kmp_compare_and_store_rel64(volatile kmp_int64 *p,
601 kmp_int64 cv, kmp_int64 sv) {
602 return _InterlockedCompareExchange64_rel(p, sv, cv) == cv;
603}
604
605inline kmp_int32 __kmp_compare_and_store_ptr(void *volatile *p, void *cv,
606 void *sv) {
607 return _InterlockedCompareExchangePointer(p, sv, cv) == cv;
608}
609
610// The _RET versions return the value instead of a bool
611
612#define KMP_COMPARE_AND_STORE_RET8(p, cv, sv) \
613 _InterlockedCompareExchange8((p), (sv), (cv))
614#define KMP_COMPARE_AND_STORE_RET16(p, cv, sv) \
615 _InterlockedCompareExchange16((p), (sv), (cv))
616
617#define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \
618 _InterlockedCompareExchange64((volatile kmp_int64 *)(p), (kmp_int64)(sv), \
619 (kmp_int64)(cv))
620
621
622#define KMP_XCHG_FIXED8(p, v) \
623 _InterlockedExchange8((volatile kmp_int8 *)(p), (kmp_int8)(v));
624#define KMP_XCHG_FIXED16(p, v) _InterlockedExchange16((p), (v));
625#define KMP_XCHG_REAL64(p, v) __kmp_xchg_real64((p), (v));
626
627inline kmp_real64 __kmp_xchg_real64(volatile kmp_real64 *p, kmp_real64 v) {
628 kmp_int64 tmp = _InterlockedExchange64((volatile kmp_int64 *)p, *(kmp_int64
629 *)&v); return *(kmp_real64 *)&tmp;
630}
631
632#else // !KMP_ARCH_AARCH64
633
634// Routines that we still need to implement in assembly.
635extern kmp_int8 __kmp_test_then_add8(volatile kmp_int8 *p, kmp_int8 v);
636
637extern kmp_int8 __kmp_compare_and_store8(volatile kmp_int8 *p, kmp_int8 cv,
638 kmp_int8 sv);
639extern kmp_int16 __kmp_compare_and_store16(volatile kmp_int16 *p, kmp_int16 cv,
640 kmp_int16 sv);
641extern kmp_int32 __kmp_compare_and_store32(volatile kmp_int32 *p, kmp_int32 cv,
642 kmp_int32 sv);
643extern kmp_int32 __kmp_compare_and_store64(volatile kmp_int64 *p, kmp_int64 cv,
644 kmp_int64 sv);
645extern kmp_int8 __kmp_compare_and_store_ret8(volatile kmp_int8 *p, kmp_int8 cv,
646 kmp_int8 sv);
647extern kmp_int16 __kmp_compare_and_store_ret16(volatile kmp_int16 *p,
648 kmp_int16 cv, kmp_int16 sv);
649extern kmp_int32 __kmp_compare_and_store_ret32(volatile kmp_int32 *p,
650 kmp_int32 cv, kmp_int32 sv);
651extern kmp_int64 __kmp_compare_and_store_ret64(volatile kmp_int64 *p,
652 kmp_int64 cv, kmp_int64 sv);
653
654extern kmp_int8 __kmp_xchg_fixed8(volatile kmp_int8 *p, kmp_int8 v);
655extern kmp_int16 __kmp_xchg_fixed16(volatile kmp_int16 *p, kmp_int16 v);
656extern kmp_int32 __kmp_xchg_fixed32(volatile kmp_int32 *p, kmp_int32 v);
657extern kmp_int64 __kmp_xchg_fixed64(volatile kmp_int64 *p, kmp_int64 v);
658extern kmp_real32 __kmp_xchg_real32(volatile kmp_real32 *p, kmp_real32 v);
659extern kmp_real64 __kmp_xchg_real64(volatile kmp_real64 *p, kmp_real64 v);
660
661//#define KMP_TEST_THEN_INC32(p) __kmp_test_then_add32((p), 1)
662//#define KMP_TEST_THEN_INC_ACQ32(p) __kmp_test_then_add32((p), 1)
663#define KMP_TEST_THEN_INC64(p) __kmp_test_then_add64((p), 1LL)
664#define KMP_TEST_THEN_INC_ACQ64(p) __kmp_test_then_add64((p), 1LL)
665//#define KMP_TEST_THEN_ADD4_32(p) __kmp_test_then_add32((p), 4)
666//#define KMP_TEST_THEN_ADD4_ACQ32(p) __kmp_test_then_add32((p), 4)
667#define KMP_TEST_THEN_ADD4_64(p) __kmp_test_then_add64((p), 4LL)
668#define KMP_TEST_THEN_ADD4_ACQ64(p) __kmp_test_then_add64((p), 4LL)
669//#define KMP_TEST_THEN_DEC32(p) __kmp_test_then_add32((p), -1)
670//#define KMP_TEST_THEN_DEC_ACQ32(p) __kmp_test_then_add32((p), -1)
671#define KMP_TEST_THEN_DEC64(p) __kmp_test_then_add64((p), -1LL)
672#define KMP_TEST_THEN_DEC_ACQ64(p) __kmp_test_then_add64((p), -1LL)
673//#define KMP_TEST_THEN_ADD32(p, v) __kmp_test_then_add32((p), (v))
674#define KMP_TEST_THEN_ADD8(p, v) __kmp_test_then_add8((p), (v))
675#define KMP_TEST_THEN_ADD64(p, v) __kmp_test_then_add64((p), (v))
676
677
678#define KMP_COMPARE_AND_STORE_ACQ8(p, cv, sv) \
679 __kmp_compare_and_store8((p), (cv), (sv))
680#define KMP_COMPARE_AND_STORE_REL8(p, cv, sv) \
681 __kmp_compare_and_store8((p), (cv), (sv))
682#define KMP_COMPARE_AND_STORE_ACQ16(p, cv, sv) \
683 __kmp_compare_and_store16((p), (cv), (sv))
684#define KMP_COMPARE_AND_STORE_REL16(p, cv, sv) \
685 __kmp_compare_and_store16((p), (cv), (sv))
686#define KMP_COMPARE_AND_STORE_ACQ32(p, cv, sv) \
687 __kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
688 (kmp_int32)(sv))
689#define KMP_COMPARE_AND_STORE_REL32(p, cv, sv) \
690 __kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
691 (kmp_int32)(sv))
692#define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \
693 __kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
694 (kmp_int64)(sv))
695#define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \
696 __kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
697 (kmp_int64)(sv))
698
699#if KMP_ARCH_X86
700#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
701 __kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
702 (kmp_int32)(sv))
703#else /* 64 bit pointers */
704#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
705 __kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
706 (kmp_int64)(sv))
707#endif /* KMP_ARCH_X86 */
708
709#define KMP_COMPARE_AND_STORE_RET8(p, cv, sv) \
710 __kmp_compare_and_store_ret8((p), (cv), (sv))
711#define KMP_COMPARE_AND_STORE_RET16(p, cv, sv) \
712 __kmp_compare_and_store_ret16((p), (cv), (sv))
713#define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \
714 __kmp_compare_and_store_ret64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
715 (kmp_int64)(sv))
716
717#define KMP_XCHG_FIXED8(p, v) \
718 __kmp_xchg_fixed8((volatile kmp_int8 *)(p), (kmp_int8)(v));
719#define KMP_XCHG_FIXED16(p, v) __kmp_xchg_fixed16((p), (v));
720//#define KMP_XCHG_FIXED32(p, v) __kmp_xchg_fixed32((p), (v));
721//#define KMP_XCHG_FIXED64(p, v) __kmp_xchg_fixed64((p), (v));
722//#define KMP_XCHG_REAL32(p, v) __kmp_xchg_real32((p), (v));
723#define KMP_XCHG_REAL64(p, v) __kmp_xchg_real64((p), (v));
724#endif
725
726#elif (KMP_ASM_INTRINS && KMP_OS_UNIX) || !(KMP_ARCH_X86 || KMP_ARCH_X86_64)
727
728/* cast p to correct type so that proper intrinsic will be used */
729#define KMP_TEST_THEN_INC32(p) \
730 __sync_fetch_and_add((volatile kmp_int32 *)(p), 1)
731#define KMP_TEST_THEN_INC_ACQ32(p) \
732 __sync_fetch_and_add((volatile kmp_int32 *)(p), 1)
733#if KMP_ARCH_MIPS
734#define KMP_TEST_THEN_INC64(p) \
735 __atomic_fetch_add((volatile kmp_int64 *)(p), 1LL, __ATOMIC_SEQ_CST)
736#define KMP_TEST_THEN_INC_ACQ64(p) \
737 __atomic_fetch_add((volatile kmp_int64 *)(p), 1LL, __ATOMIC_SEQ_CST)
738#else
739#define KMP_TEST_THEN_INC64(p) \
740 __sync_fetch_and_add((volatile kmp_int64 *)(p), 1LL)
741#define KMP_TEST_THEN_INC_ACQ64(p) \
742 __sync_fetch_and_add((volatile kmp_int64 *)(p), 1LL)
743#endif
744#define KMP_TEST_THEN_ADD4_32(p) \
745 __sync_fetch_and_add((volatile kmp_int32 *)(p), 4)
746#define KMP_TEST_THEN_ADD4_ACQ32(p) \
747 __sync_fetch_and_add((volatile kmp_int32 *)(p), 4)
748#if KMP_ARCH_MIPS
749#define KMP_TEST_THEN_ADD4_64(p) \
750 __atomic_fetch_add((volatile kmp_int64 *)(p), 4LL, __ATOMIC_SEQ_CST)
751#define KMP_TEST_THEN_ADD4_ACQ64(p) \
752 __atomic_fetch_add((volatile kmp_int64 *)(p), 4LL, __ATOMIC_SEQ_CST)
753#define KMP_TEST_THEN_DEC64(p) \
754 __atomic_fetch_sub((volatile kmp_int64 *)(p), 1LL, __ATOMIC_SEQ_CST)
755#define KMP_TEST_THEN_DEC_ACQ64(p) \
756 __atomic_fetch_sub((volatile kmp_int64 *)(p), 1LL, __ATOMIC_SEQ_CST)
757#else
758#define KMP_TEST_THEN_ADD4_64(p) \
759 __sync_fetch_and_add((volatile kmp_int64 *)(p), 4LL)
760#define KMP_TEST_THEN_ADD4_ACQ64(p) \
761 __sync_fetch_and_add((volatile kmp_int64 *)(p), 4LL)
762#define KMP_TEST_THEN_DEC64(p) \
763 __sync_fetch_and_sub((volatile kmp_int64 *)(p), 1LL)
764#define KMP_TEST_THEN_DEC_ACQ64(p) \
765 __sync_fetch_and_sub((volatile kmp_int64 *)(p), 1LL)
766#endif
767#define KMP_TEST_THEN_DEC32(p) \
768 __sync_fetch_and_sub((volatile kmp_int32 *)(p), 1)
769#define KMP_TEST_THEN_DEC_ACQ32(p) \
770 __sync_fetch_and_sub((volatile kmp_int32 *)(p), 1)
771#define KMP_TEST_THEN_ADD8(p, v) \
772 __sync_fetch_and_add((volatile kmp_int8 *)(p), (kmp_int8)(v))
773#define KMP_TEST_THEN_ADD32(p, v) \
774 __sync_fetch_and_add((volatile kmp_int32 *)(p), (kmp_int32)(v))
775#if KMP_ARCH_MIPS
776#define KMP_TEST_THEN_ADD64(p, v) \
777 __atomic_fetch_add((volatile kmp_uint64 *)(p), (kmp_uint64)(v), \
778 __ATOMIC_SEQ_CST)
779#else
780#define KMP_TEST_THEN_ADD64(p, v) \
781 __sync_fetch_and_add((volatile kmp_int64 *)(p), (kmp_int64)(v))
782#endif
783
784#define KMP_TEST_THEN_OR8(p, v) \
785 __sync_fetch_and_or((volatile kmp_int8 *)(p), (kmp_int8)(v))
786#define KMP_TEST_THEN_AND8(p, v) \
787 __sync_fetch_and_and((volatile kmp_int8 *)(p), (kmp_int8)(v))
788#define KMP_TEST_THEN_OR32(p, v) \
789 __sync_fetch_and_or((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
790#define KMP_TEST_THEN_AND32(p, v) \
791 __sync_fetch_and_and((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
792#if KMP_ARCH_MIPS
793#define KMP_TEST_THEN_OR64(p, v) \
794 __atomic_fetch_or((volatile kmp_uint64 *)(p), (kmp_uint64)(v), \
795 __ATOMIC_SEQ_CST)
796#define KMP_TEST_THEN_AND64(p, v) \
797 __atomic_fetch_and((volatile kmp_uint64 *)(p), (kmp_uint64)(v), \
798 __ATOMIC_SEQ_CST)
799#else
800#define KMP_TEST_THEN_OR64(p, v) \
801 __sync_fetch_and_or((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
802#define KMP_TEST_THEN_AND64(p, v) \
803 __sync_fetch_and_and((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
804#endif
805
806#define KMP_COMPARE_AND_STORE_ACQ8(p, cv, sv) \
807 __sync_bool_compare_and_swap((volatile kmp_uint8 *)(p), (kmp_uint8)(cv), \
808 (kmp_uint8)(sv))
809#define KMP_COMPARE_AND_STORE_REL8(p, cv, sv) \
810 __sync_bool_compare_and_swap((volatile kmp_uint8 *)(p), (kmp_uint8)(cv), \
811 (kmp_uint8)(sv))
812#define KMP_COMPARE_AND_STORE_ACQ16(p, cv, sv) \
813 __sync_bool_compare_and_swap((volatile kmp_uint16 *)(p), (kmp_uint16)(cv), \
814 (kmp_uint16)(sv))
815#define KMP_COMPARE_AND_STORE_REL16(p, cv, sv) \
816 __sync_bool_compare_and_swap((volatile kmp_uint16 *)(p), (kmp_uint16)(cv), \
817 (kmp_uint16)(sv))
818#define KMP_COMPARE_AND_STORE_ACQ32(p, cv, sv) \
819 __sync_bool_compare_and_swap((volatile kmp_uint32 *)(p), (kmp_uint32)(cv), \
820 (kmp_uint32)(sv))
821#define KMP_COMPARE_AND_STORE_REL32(p, cv, sv) \
822 __sync_bool_compare_and_swap((volatile kmp_uint32 *)(p), (kmp_uint32)(cv), \
823 (kmp_uint32)(sv))
824#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
825 __sync_bool_compare_and_swap((void *volatile *)(p), (void *)(cv), \
826 (void *)(sv))
827
828#define KMP_COMPARE_AND_STORE_RET8(p, cv, sv) \
829 __sync_val_compare_and_swap((volatile kmp_uint8 *)(p), (kmp_uint8)(cv), \
830 (kmp_uint8)(sv))
831#define KMP_COMPARE_AND_STORE_RET16(p, cv, sv) \
832 __sync_val_compare_and_swap((volatile kmp_uint16 *)(p), (kmp_uint16)(cv), \
833 (kmp_uint16)(sv))
834#define KMP_COMPARE_AND_STORE_RET32(p, cv, sv) \
835 __sync_val_compare_and_swap((volatile kmp_uint32 *)(p), (kmp_uint32)(cv), \
836 (kmp_uint32)(sv))
837#if KMP_ARCH_MIPS
838static inline bool mips_sync_bool_compare_and_swap(volatile kmp_uint64 *p,
839 kmp_uint64 cv,
840 kmp_uint64 sv) {
841 return __atomic_compare_exchange(p, &cv, &sv, false, __ATOMIC_SEQ_CST,
842 __ATOMIC_SEQ_CST);
843}
844static inline bool mips_sync_val_compare_and_swap(volatile kmp_uint64 *p,
845 kmp_uint64 cv,
846 kmp_uint64 sv) {
847 __atomic_compare_exchange(p, &cv, &sv, false, __ATOMIC_SEQ_CST,
848 __ATOMIC_SEQ_CST);
849 return cv;
850}
851#define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \
852 mips_sync_bool_compare_and_swap((volatile kmp_uint64 *)(p), \
853 (kmp_uint64)(cv), (kmp_uint64)(sv))
854#define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \
855 mips_sync_bool_compare_and_swap((volatile kmp_uint64 *)(p), \
856 (kmp_uint64)(cv), (kmp_uint64)(sv))
857#define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \
858 mips_sync_val_compare_and_swap((volatile kmp_uint64 *)(p), (kmp_uint64)(cv), \
859 (kmp_uint64)(sv))
860#else
861#define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \
862 __sync_bool_compare_and_swap((volatile kmp_uint64 *)(p), (kmp_uint64)(cv), \
863 (kmp_uint64)(sv))
864#define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \
865 __sync_bool_compare_and_swap((volatile kmp_uint64 *)(p), (kmp_uint64)(cv), \
866 (kmp_uint64)(sv))
867#define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \
868 __sync_val_compare_and_swap((volatile kmp_uint64 *)(p), (kmp_uint64)(cv), \
869 (kmp_uint64)(sv))
870#endif
871
872#if KMP_OS_DARWIN && defined(__INTEL_COMPILER) && __INTEL_COMPILER >= 1800
873#define KMP_XCHG_FIXED8(p, v) \
874 __atomic_exchange_1((volatile kmp_uint8 *)(p), (kmp_uint8)(v), \
875 __ATOMIC_SEQ_CST)
876#else
877#define KMP_XCHG_FIXED8(p, v) \
878 __sync_lock_test_and_set((volatile kmp_uint8 *)(p), (kmp_uint8)(v))
879#endif
880#define KMP_XCHG_FIXED16(p, v) \
881 __sync_lock_test_and_set((volatile kmp_uint16 *)(p), (kmp_uint16)(v))
882#define KMP_XCHG_FIXED32(p, v) \
883 __sync_lock_test_and_set((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
884#define KMP_XCHG_FIXED64(p, v) \
885 __sync_lock_test_and_set((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
886
887inline kmp_real32 KMP_XCHG_REAL32(volatile kmp_real32 *p, kmp_real32 v) {
888 volatile kmp_uint32 *up;
889 kmp_uint32 uv;
890 memcpy(&up, &p, sizeof(up));
891 memcpy(&uv, &v, sizeof(uv));
892 kmp_int32 tmp = __sync_lock_test_and_set(up, uv);
893 kmp_real32 ftmp;
894 memcpy(&ftmp, &tmp, sizeof(tmp));
895 return ftmp;
896}
897
898inline kmp_real64 KMP_XCHG_REAL64(volatile kmp_real64 *p, kmp_real64 v) {
899 volatile kmp_uint64 *up;
900 kmp_uint64 uv;
901 memcpy(&up, &p, sizeof(up));
902 memcpy(&uv, &v, sizeof(uv));
903 kmp_int64 tmp = __sync_lock_test_and_set(up, uv);
904 kmp_real64 dtmp;
905 memcpy(&dtmp, &tmp, sizeof(tmp));
906 return dtmp;
907}
908
909#else
910
911extern kmp_int8 __kmp_test_then_add8(volatile kmp_int8 *p, kmp_int8 v);
912extern kmp_int8 __kmp_test_then_or8(volatile kmp_int8 *p, kmp_int8 v);
913extern kmp_int8 __kmp_test_then_and8(volatile kmp_int8 *p, kmp_int8 v);
914extern kmp_int32 __kmp_test_then_add32(volatile kmp_int32 *p, kmp_int32 v);
915extern kmp_uint32 __kmp_test_then_or32(volatile kmp_uint32 *p, kmp_uint32 v);
916extern kmp_uint32 __kmp_test_then_and32(volatile kmp_uint32 *p, kmp_uint32 v);
917extern kmp_int64 __kmp_test_then_add64(volatile kmp_int64 *p, kmp_int64 v);
918extern kmp_uint64 __kmp_test_then_or64(volatile kmp_uint64 *p, kmp_uint64 v);
919extern kmp_uint64 __kmp_test_then_and64(volatile kmp_uint64 *p, kmp_uint64 v);
920
921extern kmp_int8 __kmp_compare_and_store8(volatile kmp_int8 *p, kmp_int8 cv,
922 kmp_int8 sv);
923extern kmp_int16 __kmp_compare_and_store16(volatile kmp_int16 *p, kmp_int16 cv,
924 kmp_int16 sv);
925extern kmp_int32 __kmp_compare_and_store32(volatile kmp_int32 *p, kmp_int32 cv,
926 kmp_int32 sv);
927extern kmp_int32 __kmp_compare_and_store64(volatile kmp_int64 *p, kmp_int64 cv,
928 kmp_int64 sv);
929extern kmp_int8 __kmp_compare_and_store_ret8(volatile kmp_int8 *p, kmp_int8 cv,
930 kmp_int8 sv);
931extern kmp_int16 __kmp_compare_and_store_ret16(volatile kmp_int16 *p,
932 kmp_int16 cv, kmp_int16 sv);
933extern kmp_int32 __kmp_compare_and_store_ret32(volatile kmp_int32 *p,
934 kmp_int32 cv, kmp_int32 sv);
935extern kmp_int64 __kmp_compare_and_store_ret64(volatile kmp_int64 *p,
936 kmp_int64 cv, kmp_int64 sv);
937
938extern kmp_int8 __kmp_xchg_fixed8(volatile kmp_int8 *p, kmp_int8 v);
939extern kmp_int16 __kmp_xchg_fixed16(volatile kmp_int16 *p, kmp_int16 v);
940extern kmp_int32 __kmp_xchg_fixed32(volatile kmp_int32 *p, kmp_int32 v);
941extern kmp_int64 __kmp_xchg_fixed64(volatile kmp_int64 *p, kmp_int64 v);
942extern kmp_real32 __kmp_xchg_real32(volatile kmp_real32 *p, kmp_real32 v);
943extern kmp_real64 __kmp_xchg_real64(volatile kmp_real64 *p, kmp_real64 v);
944
945#define KMP_TEST_THEN_INC32(p) \
946 __kmp_test_then_add32((volatile kmp_int32 *)(p), 1)
947#define KMP_TEST_THEN_INC_ACQ32(p) \
948 __kmp_test_then_add32((volatile kmp_int32 *)(p), 1)
949#define KMP_TEST_THEN_INC64(p) \
950 __kmp_test_then_add64((volatile kmp_int64 *)(p), 1LL)
951#define KMP_TEST_THEN_INC_ACQ64(p) \
952 __kmp_test_then_add64((volatile kmp_int64 *)(p), 1LL)
953#define KMP_TEST_THEN_ADD4_32(p) \
954 __kmp_test_then_add32((volatile kmp_int32 *)(p), 4)
955#define KMP_TEST_THEN_ADD4_ACQ32(p) \
956 __kmp_test_then_add32((volatile kmp_int32 *)(p), 4)
957#define KMP_TEST_THEN_ADD4_64(p) \
958 __kmp_test_then_add64((volatile kmp_int64 *)(p), 4LL)
959#define KMP_TEST_THEN_ADD4_ACQ64(p) \
960 __kmp_test_then_add64((volatile kmp_int64 *)(p), 4LL)
961#define KMP_TEST_THEN_DEC32(p) \
962 __kmp_test_then_add32((volatile kmp_int32 *)(p), -1)
963#define KMP_TEST_THEN_DEC_ACQ32(p) \
964 __kmp_test_then_add32((volatile kmp_int32 *)(p), -1)
965#define KMP_TEST_THEN_DEC64(p) \
966 __kmp_test_then_add64((volatile kmp_int64 *)(p), -1LL)
967#define KMP_TEST_THEN_DEC_ACQ64(p) \
968 __kmp_test_then_add64((volatile kmp_int64 *)(p), -1LL)
969#define KMP_TEST_THEN_ADD8(p, v) \
970 __kmp_test_then_add8((volatile kmp_int8 *)(p), (kmp_int8)(v))
971#define KMP_TEST_THEN_ADD32(p, v) \
972 __kmp_test_then_add32((volatile kmp_int32 *)(p), (kmp_int32)(v))
973#define KMP_TEST_THEN_ADD64(p, v) \
974 __kmp_test_then_add64((volatile kmp_int64 *)(p), (kmp_int64)(v))
975
976#define KMP_TEST_THEN_OR8(p, v) \
977 __kmp_test_then_or8((volatile kmp_int8 *)(p), (kmp_int8)(v))
978#define KMP_TEST_THEN_AND8(p, v) \
979 __kmp_test_then_and8((volatile kmp_int8 *)(p), (kmp_int8)(v))
980#define KMP_TEST_THEN_OR32(p, v) \
981 __kmp_test_then_or32((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
982#define KMP_TEST_THEN_AND32(p, v) \
983 __kmp_test_then_and32((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
984#define KMP_TEST_THEN_OR64(p, v) \
985 __kmp_test_then_or64((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
986#define KMP_TEST_THEN_AND64(p, v) \
987 __kmp_test_then_and64((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
988
989#define KMP_COMPARE_AND_STORE_ACQ8(p, cv, sv) \
990 __kmp_compare_and_store8((volatile kmp_int8 *)(p), (kmp_int8)(cv), \
991 (kmp_int8)(sv))
992#define KMP_COMPARE_AND_STORE_REL8(p, cv, sv) \
993 __kmp_compare_and_store8((volatile kmp_int8 *)(p), (kmp_int8)(cv), \
994 (kmp_int8)(sv))
995#define KMP_COMPARE_AND_STORE_ACQ16(p, cv, sv) \
996 __kmp_compare_and_store16((volatile kmp_int16 *)(p), (kmp_int16)(cv), \
997 (kmp_int16)(sv))
998#define KMP_COMPARE_AND_STORE_REL16(p, cv, sv) \
999 __kmp_compare_and_store16((volatile kmp_int16 *)(p), (kmp_int16)(cv), \
1000 (kmp_int16)(sv))
1001#define KMP_COMPARE_AND_STORE_ACQ32(p, cv, sv) \
1002 __kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
1003 (kmp_int32)(sv))
1004#define KMP_COMPARE_AND_STORE_REL32(p, cv, sv) \
1005 __kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
1006 (kmp_int32)(sv))
1007#define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \
1008 __kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
1009 (kmp_int64)(sv))
1010#define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \
1011 __kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
1012 (kmp_int64)(sv))
1013
1014#if KMP_ARCH_X86
1015#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
1016 __kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
1017 (kmp_int32)(sv))
1018#else /* 64 bit pointers */
1019#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
1020 __kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
1021 (kmp_int64)(sv))
1022#endif /* KMP_ARCH_X86 */
1023
1024#define KMP_COMPARE_AND_STORE_RET8(p, cv, sv) \
1025 __kmp_compare_and_store_ret8((p), (cv), (sv))
1026#define KMP_COMPARE_AND_STORE_RET16(p, cv, sv) \
1027 __kmp_compare_and_store_ret16((p), (cv), (sv))
1028#define KMP_COMPARE_AND_STORE_RET32(p, cv, sv) \
1029 __kmp_compare_and_store_ret32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
1030 (kmp_int32)(sv))
1031#define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \
1032 __kmp_compare_and_store_ret64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
1033 (kmp_int64)(sv))
1034
1035#define KMP_XCHG_FIXED8(p, v) \
1036 __kmp_xchg_fixed8((volatile kmp_int8 *)(p), (kmp_int8)(v));
1037#define KMP_XCHG_FIXED16(p, v) __kmp_xchg_fixed16((p), (v));
1038#define KMP_XCHG_FIXED32(p, v) __kmp_xchg_fixed32((p), (v));
1039#define KMP_XCHG_FIXED64(p, v) __kmp_xchg_fixed64((p), (v));
1040#define KMP_XCHG_REAL32(p, v) __kmp_xchg_real32((p), (v));
1041#define KMP_XCHG_REAL64(p, v) __kmp_xchg_real64((p), (v));
1042
1043#endif /* KMP_ASM_INTRINS */
1044
1045/* ------------- relaxed consistency memory model stuff ------------------ */
1046
1047#if KMP_OS_WINDOWS
1048#ifdef __ABSOFT_WIN
1049#define KMP_MB() asm("nop")
1050#define KMP_IMB() asm("nop")
1051#else
1052#define KMP_MB() /* _asm{ nop } */
1053#define KMP_IMB() /* _asm{ nop } */
1054#endif
1055#endif /* KMP_OS_WINDOWS */
1056
1057#if KMP_ARCH_PPC64 || KMP_ARCH_ARM || KMP_ARCH_AARCH64 || KMP_ARCH_MIPS || \
1058 KMP_ARCH_MIPS64 || KMP_ARCH_RISCV64 || KMP_ARCH_LOONGARCH64 || \
1059 KMP_ARCH_VE || KMP_ARCH_S390X || KMP_ARCH_PPC || KMP_ARCH_AARCH64_32 || \
1060 KMP_ARCH_SPARC || KMP_ARCH_ARM64EC
1061#if KMP_OS_WINDOWS
1062#undef KMP_MB
1063#define KMP_MB() std::atomic_thread_fence(std::memory_order_seq_cst)
1064#else /* !KMP_OS_WINDOWS */
1065#define KMP_MB() __sync_synchronize()
1066#endif
1067#endif
1068
1069#ifndef KMP_MB
1070#define KMP_MB() /* nothing to do */
1071#endif
1072
1073#if KMP_ARCH_X86 || KMP_ARCH_X86_64
1074#if KMP_MIC
1075// fence-style instructions do not exist, but lock; xaddl $0,(%rsp) can be used.
1076// We shouldn't need it, though, since the ABI rules require that
1077// * If the compiler generates NGO stores it also generates the fence
1078// * If users hand-code NGO stores they should insert the fence
1079// therefore no incomplete unordered stores should be visible.
1080#define KMP_MFENCE() /* Nothing */
1081#define KMP_SFENCE() /* Nothing */
1082#else
1083#if KMP_COMPILER_ICC || KMP_COMPILER_ICX
1084#define KMP_MFENCE_() _mm_mfence()
1085#define KMP_SFENCE_() _mm_sfence()
1086#elif KMP_COMPILER_MSVC
1087#define KMP_MFENCE_() MemoryBarrier()
1088#define KMP_SFENCE_() MemoryBarrier()
1089#else
1090#define KMP_MFENCE_() __sync_synchronize()
1091#define KMP_SFENCE_() __sync_synchronize()
1092#endif
1093#define KMP_MFENCE() \
1094 if (UNLIKELY(!__kmp_cpuinfo.initialized)) { \
1095 __kmp_query_cpuid(&__kmp_cpuinfo); \
1096 } \
1097 if (__kmp_cpuinfo.flags.sse2) { \
1098 KMP_MFENCE_(); \
1099 }
1100#define KMP_SFENCE() KMP_SFENCE_()
1101#endif
1102#else
1103#define KMP_MFENCE() KMP_MB()
1104#define KMP_SFENCE() KMP_MB()
1105#endif
1106
1107#ifndef KMP_IMB
1108#define KMP_IMB() /* nothing to do */
1109#endif
1110
1111#ifndef KMP_ST_REL32
1112#define KMP_ST_REL32(A, D) (*(A) = (D))
1113#endif
1114
1115#ifndef KMP_ST_REL64
1116#define KMP_ST_REL64(A, D) (*(A) = (D))
1117#endif
1118
1119#ifndef KMP_LD_ACQ32
1120#define KMP_LD_ACQ32(A) (*(A))
1121#endif
1122
1123#ifndef KMP_LD_ACQ64
1124#define KMP_LD_ACQ64(A) (*(A))
1125#endif
1126
1127/* ------------------------------------------------------------------------ */
1128// FIXME - maybe this should this be
1129//
1130// #define TCR_4(a) (*(volatile kmp_int32 *)(&a))
1131// #define TCW_4(a,b) (a) = (*(volatile kmp_int32 *)&(b))
1132//
1133// #define TCR_8(a) (*(volatile kmp_int64 *)(a))
1134// #define TCW_8(a,b) (a) = (*(volatile kmp_int64 *)(&b))
1135//
1136// I'm fairly certain this is the correct thing to do, but I'm afraid
1137// of performance regressions.
1138
1139#define TCR_1(a) (a)
1140#define TCW_1(a, b) (a) = (b)
1141#define TCR_4(a) (a)
1142#define TCW_4(a, b) (a) = (b)
1143#define TCI_4(a) (++(a))
1144#define TCD_4(a) (--(a))
1145#define TCR_8(a) (a)
1146#define TCW_8(a, b) (a) = (b)
1147#define TCI_8(a) (++(a))
1148#define TCD_8(a) (--(a))
1149#define TCR_SYNC_4(a) (a)
1150#define TCW_SYNC_4(a, b) (a) = (b)
1151#define TCX_SYNC_4(a, b, c) \
1152 KMP_COMPARE_AND_STORE_REL32((volatile kmp_int32 *)(volatile void *)&(a), \
1153 (kmp_int32)(b), (kmp_int32)(c))
1154#define TCR_SYNC_8(a) (a)
1155#define TCW_SYNC_8(a, b) (a) = (b)
1156#define TCX_SYNC_8(a, b, c) \
1157 KMP_COMPARE_AND_STORE_REL64((volatile kmp_int64 *)(volatile void *)&(a), \
1158 (kmp_int64)(b), (kmp_int64)(c))
1159
1160#if KMP_ARCH_X86 || KMP_ARCH_MIPS || KMP_ARCH_WASM32 || KMP_ARCH_PPC
1161// What about ARM?
1162#define TCR_PTR(a) ((void *)TCR_4(a))
1163#define TCW_PTR(a, b) TCW_4((a), (b))
1164#define TCR_SYNC_PTR(a) ((void *)TCR_SYNC_4(a))
1165#define TCW_SYNC_PTR(a, b) TCW_SYNC_4((a), (b))
1166#define TCX_SYNC_PTR(a, b, c) ((void *)TCX_SYNC_4((a), (b), (c)))
1167
1168#else /* 64 bit pointers */
1169
1170#define TCR_PTR(a) ((void *)TCR_8(a))
1171#define TCW_PTR(a, b) TCW_8((a), (b))
1172#define TCR_SYNC_PTR(a) ((void *)TCR_SYNC_8(a))
1173#define TCW_SYNC_PTR(a, b) TCW_SYNC_8((a), (b))
1174#define TCX_SYNC_PTR(a, b, c) ((void *)TCX_SYNC_8((a), (b), (c)))
1175
1176#endif /* KMP_ARCH_X86 */
1177
1178/* If these FTN_{TRUE,FALSE} values change, may need to change several places
1179 where they are used to check that language is Fortran, not C. */
1180
1181#ifndef FTN_TRUE
1182#define FTN_TRUE TRUE
1183#endif
1184
1185#ifndef FTN_FALSE
1186#define FTN_FALSE FALSE
1187#endif
1188
1189typedef void (*microtask_t)(int *gtid, int *npr, ...);
1190
1191#ifdef USE_VOLATILE_CAST
1192#define VOLATILE_CAST(x) (volatile x)
1193#else
1194#define VOLATILE_CAST(x) (x)
1195#endif
1196
1197#define KMP_WAIT __kmp_wait_4
1198#define KMP_WAIT_PTR __kmp_wait_4_ptr
1199#define KMP_EQ __kmp_eq_4
1200#define KMP_NEQ __kmp_neq_4
1201#define KMP_LT __kmp_lt_4
1202#define KMP_GE __kmp_ge_4
1203#define KMP_LE __kmp_le_4
1204
1205/* Workaround for Intel(R) 64 code gen bug when taking address of static array
1206 * (Intel(R) 64 Tracker #138) */
1207#if (KMP_ARCH_X86_64 || KMP_ARCH_PPC64) && KMP_OS_LINUX
1208#define STATIC_EFI2_WORKAROUND
1209#else
1210#define STATIC_EFI2_WORKAROUND static
1211#endif
1212
1213// Support of BGET usage
1214#ifndef KMP_USE_BGET
1215#define KMP_USE_BGET 1
1216#endif
1217
1218// Switches for OSS builds
1219#ifndef USE_CMPXCHG_FIX
1220#define USE_CMPXCHG_FIX 1
1221#endif
1222
1223// Enable dynamic user lock
1224#define KMP_USE_DYNAMIC_LOCK 1
1225
1226// Enable Intel(R) Transactional Synchronization Extensions (Intel(R) TSX) if
1227// dynamic user lock is turned on
1228#if KMP_USE_DYNAMIC_LOCK
1229// Visual studio can't handle the asm sections in this code
1230#define KMP_USE_TSX (KMP_ARCH_X86 || KMP_ARCH_X86_64) && !KMP_COMPILER_MSVC
1231#ifdef KMP_USE_ADAPTIVE_LOCKS
1232#undef KMP_USE_ADAPTIVE_LOCKS
1233#endif
1234#define KMP_USE_ADAPTIVE_LOCKS KMP_USE_TSX
1235#endif
1236
1237// Enable tick time conversion of ticks to seconds
1238#if KMP_STATS_ENABLED
1239#define KMP_HAVE_TICK_TIME \
1240 (KMP_OS_LINUX && (KMP_MIC || KMP_ARCH_X86 || KMP_ARCH_X86_64))
1241#endif
1242
1243// Warning levels
1244enum kmp_warnings_level {
1245 kmp_warnings_off = 0, /* No warnings */
1246 kmp_warnings_low, /* Minimal warnings (default) */
1247 kmp_warnings_explicit = 6, /* Explicitly set to ON - more warnings */
1248 kmp_warnings_verbose /* reserved */
1249};
1250
1251#ifdef __cplusplus
1252} // extern "C"
1253#endif // __cplusplus
1254
1255// Safe C API
1256#include "kmp_safe_c_api.h"
1257
1258// Macros for C++11 atomic functions
1259#define KMP_ATOMIC_LD(p, order) (p)->load(std::memory_order_##order)
1260#define KMP_ATOMIC_OP(op, p, v, order) (p)->op(v, std::memory_order_##order)
1261
1262// For non-default load/store
1263#define KMP_ATOMIC_LD_ACQ(p) KMP_ATOMIC_LD(p, acquire)
1264#define KMP_ATOMIC_LD_RLX(p) KMP_ATOMIC_LD(p, relaxed)
1265#define KMP_ATOMIC_ST_REL(p, v) KMP_ATOMIC_OP(store, p, v, release)
1266#define KMP_ATOMIC_ST_RLX(p, v) KMP_ATOMIC_OP(store, p, v, relaxed)
1267
1268// For non-default fetch_<op>
1269#define KMP_ATOMIC_ADD(p, v) KMP_ATOMIC_OP(fetch_add, p, v, acq_rel)
1270#define KMP_ATOMIC_SUB(p, v) KMP_ATOMIC_OP(fetch_sub, p, v, acq_rel)
1271#define KMP_ATOMIC_AND(p, v) KMP_ATOMIC_OP(fetch_and, p, v, acq_rel)
1272#define KMP_ATOMIC_OR(p, v) KMP_ATOMIC_OP(fetch_or, p, v, acq_rel)
1273#define KMP_ATOMIC_INC(p) KMP_ATOMIC_OP(fetch_add, p, 1, acq_rel)
1274#define KMP_ATOMIC_DEC(p) KMP_ATOMIC_OP(fetch_sub, p, 1, acq_rel)
1275#define KMP_ATOMIC_ADD_RLX(p, v) KMP_ATOMIC_OP(fetch_add, p, v, relaxed)
1276#define KMP_ATOMIC_INC_RLX(p) KMP_ATOMIC_OP(fetch_add, p, 1, relaxed)
1277
1278// Callers of the following functions cannot see the side effect on "expected".
1279template <typename T>
1280bool __kmp_atomic_compare_store(std::atomic<T> *p, T expected, T desired) {
1281 return p->compare_exchange_strong(
1282 expected, desired, std::memory_order_acq_rel, std::memory_order_relaxed);
1283}
1284
1285template <typename T>
1286bool __kmp_atomic_compare_store_acq(std::atomic<T> *p, T expected, T desired) {
1287 return p->compare_exchange_strong(
1288 expected, desired, std::memory_order_acquire, std::memory_order_relaxed);
1289}
1290
1291template <typename T>
1292bool __kmp_atomic_compare_store_rel(std::atomic<T> *p, T expected, T desired) {
1293 return p->compare_exchange_strong(
1294 expected, desired, std::memory_order_release, std::memory_order_relaxed);
1295}
1296
1297// Symbol lookup on Linux/Windows
1298#if KMP_OS_WINDOWS
1299extern void *__kmp_lookup_symbol(const char *name, bool next = false);
1300#define KMP_DLSYM(name) __kmp_lookup_symbol(name)
1301#define KMP_DLSYM_NEXT(name) __kmp_lookup_symbol(name, true)
1302#elif KMP_OS_WASI || KMP_OS_EMSCRIPTEN
1303#define KMP_DLSYM(name) nullptr
1304#define KMP_DLSYM_NEXT(name) nullptr
1305#else
1306#define KMP_DLSYM(name) dlsym(RTLD_DEFAULT, name)
1307#define KMP_DLSYM_NEXT(name) dlsym(RTLD_NEXT, name)
1308#endif
1309
1310// MSVC doesn't have this, but clang/clang-cl does.
1311#ifndef __has_builtin
1312#define __has_builtin(x) 0
1313#endif
1314
1315// Same as LLVM_BUILTIN_UNREACHABLE. States that it is UB to reach this point.
1316#if __has_builtin(__builtin_unreachable) || defined(__GNUC__)
1317#define KMP_BUILTIN_UNREACHABLE __builtin_unreachable()
1318#elif defined(_MSC_VER)
1319#define KMP_BUILTIN_UNREACHABLE __assume(false)
1320#else
1321#define KMP_BUILTIN_UNREACHABLE
1322#endif
1323
1324#endif /* KMP_OS_H */
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