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linux-packaging-mono/external/llvm-project/openmp/runtime/src/kmp_os.h
Xamarin Public Jenkins (auto-signing) 468663ddbb Imported Upstream version 6.10.0.49 
Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
2020-01-16 16:38:04 +00:00

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/*
* kmp_os.h -- KPTS runtime header file.
*/
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.txt for details.
//
//===----------------------------------------------------------------------===//
#ifndef KMP_OS_H
#define KMP_OS_H
#include "kmp_config.h"
#include <stdlib.h>
#define KMP_FTN_PLAIN 1
#define KMP_FTN_APPEND 2
#define KMP_FTN_UPPER 3
/*
#define KMP_FTN_PREPEND 4
#define KMP_FTN_UAPPEND 5
*/
#define KMP_PTR_SKIP (sizeof(void *))
/* -------------------------- Compiler variations ------------------------ */
#define KMP_OFF 0
#define KMP_ON 1
#define KMP_MEM_CONS_VOLATILE 0
#define KMP_MEM_CONS_FENCE 1
#ifndef KMP_MEM_CONS_MODEL
#define KMP_MEM_CONS_MODEL KMP_MEM_CONS_VOLATILE
#endif
/* ------------------------- Compiler recognition ---------------------- */
#define KMP_COMPILER_ICC 0
#define KMP_COMPILER_GCC 0
#define KMP_COMPILER_CLANG 0
#define KMP_COMPILER_MSVC 0
#if defined(__INTEL_COMPILER)
#undef KMP_COMPILER_ICC
#define KMP_COMPILER_ICC 1
#elif defined(__clang__)
#undef KMP_COMPILER_CLANG
#define KMP_COMPILER_CLANG 1
#elif defined(__GNUC__)
#undef KMP_COMPILER_GCC
#define KMP_COMPILER_GCC 1
#elif defined(_MSC_VER)
#undef KMP_COMPILER_MSVC
#define KMP_COMPILER_MSVC 1
#else
#error Unknown compiler
#endif
#if (KMP_OS_LINUX || KMP_OS_WINDOWS) && !KMP_OS_CNK
#define KMP_AFFINITY_SUPPORTED 1
#if KMP_OS_WINDOWS && KMP_ARCH_X86_64
#define KMP_GROUP_AFFINITY 1
#else
#define KMP_GROUP_AFFINITY 0
#endif
#else
#define KMP_AFFINITY_SUPPORTED 0
#define KMP_GROUP_AFFINITY 0
#endif
/* Check for quad-precision extension. */
#define KMP_HAVE_QUAD 0
#if KMP_ARCH_X86 || KMP_ARCH_X86_64
#if KMP_COMPILER_ICC
/* _Quad is already defined for icc */
#undef KMP_HAVE_QUAD
#define KMP_HAVE_QUAD 1
#elif KMP_COMPILER_CLANG
/* Clang doesn't support a software-implemented
128-bit extended precision type yet */
typedef long double _Quad;
#elif KMP_COMPILER_GCC
typedef __float128 _Quad;
#undef KMP_HAVE_QUAD
#define KMP_HAVE_QUAD 1
#elif KMP_COMPILER_MSVC
typedef long double _Quad;
#endif
#else
#if __LDBL_MAX_EXP__ >= 16384 && KMP_COMPILER_GCC
typedef long double _Quad;
#undef KMP_HAVE_QUAD
#define KMP_HAVE_QUAD 1
#endif
#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
#if KMP_OS_WINDOWS
typedef char kmp_int8;
typedef unsigned char kmp_uint8;
typedef short kmp_int16;
typedef unsigned short kmp_uint16;
typedef int kmp_int32;
typedef unsigned int kmp_uint32;
#define KMP_INT32_SPEC "d"
#define KMP_UINT32_SPEC "u"
#ifndef KMP_STRUCT64
typedef __int64 kmp_int64;
typedef unsigned __int64 kmp_uint64;
#define KMP_INT64_SPEC "I64d"
#define KMP_UINT64_SPEC "I64u"
#else
struct kmp_struct64 {
kmp_int32 a, b;
};
typedef struct kmp_struct64 kmp_int64;
typedef struct kmp_struct64 kmp_uint64;
/* Not sure what to use for KMP_[U]INT64_SPEC here */
#endif
#if KMP_ARCH_X86_64
#define KMP_INTPTR 1
typedef __int64 kmp_intptr_t;
typedef unsigned __int64 kmp_uintptr_t;
#define KMP_INTPTR_SPEC "I64d"
#define KMP_UINTPTR_SPEC "I64u"
#endif
#endif /* KMP_OS_WINDOWS */
#if KMP_OS_UNIX
typedef char kmp_int8;
typedef unsigned char kmp_uint8;
typedef short kmp_int16;
typedef unsigned short kmp_uint16;
typedef int kmp_int32;
typedef unsigned int kmp_uint32;
typedef long long kmp_int64;
typedef unsigned long long kmp_uint64;
#define KMP_INT32_SPEC "d"
#define KMP_UINT32_SPEC "u"
#define KMP_INT64_SPEC "lld"
#define KMP_UINT64_SPEC "llu"
#endif /* KMP_OS_UNIX */
#if KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS
#define KMP_SIZE_T_SPEC KMP_UINT32_SPEC
#elif KMP_ARCH_X86_64 || KMP_ARCH_PPC64 || KMP_ARCH_AARCH64 || KMP_ARCH_MIPS64
#define KMP_SIZE_T_SPEC KMP_UINT64_SPEC
#else
#error "Can't determine size_t printf format specifier."
#endif
#if KMP_ARCH_X86
#define KMP_SIZE_T_MAX (0xFFFFFFFF)
#else
#define KMP_SIZE_T_MAX (0xFFFFFFFFFFFFFFFF)
#endif
typedef size_t kmp_size_t;
typedef float kmp_real32;
typedef double kmp_real64;
#ifndef KMP_INTPTR
#define KMP_INTPTR 1
typedef long kmp_intptr_t;
typedef unsigned long kmp_uintptr_t;
#define KMP_INTPTR_SPEC "ld"
#define KMP_UINTPTR_SPEC "lu"
#endif
#ifdef BUILD_I8
typedef kmp_int64 kmp_int;
typedef kmp_uint64 kmp_uint;
#else
typedef kmp_int32 kmp_int;
typedef kmp_uint32 kmp_uint;
#endif /* BUILD_I8 */
#define KMP_INT_MAX ((kmp_int32)0x7FFFFFFF)
#define KMP_INT_MIN ((kmp_int32)0x80000000)
#ifdef __cplusplus
// macros to cast out qualifiers and to re-interpret types
#define CCAST(type, var) const_cast<type>(var)
#define RCAST(type, var) reinterpret_cast<type>(var)
//-------------------------------------------------------------------------
// template for debug prints specification ( d, u, lld, llu ), and to obtain
// signed/unsigned flavors of a type
template <typename T> struct traits_t {};
// int
template <> struct traits_t<signed int> {
typedef signed int signed_t;
typedef unsigned int unsigned_t;
typedef double floating_t;
static char const *spec;
static const signed_t max_value = 0x7fffffff;
static const signed_t min_value = 0x80000000;
static const int type_size = sizeof(signed_t);
};
// unsigned int
template <> struct traits_t<unsigned int> {
typedef signed int signed_t;
typedef unsigned int unsigned_t;
typedef double floating_t;
static char const *spec;
static const unsigned_t max_value = 0xffffffff;
static const unsigned_t min_value = 0x00000000;
static const int type_size = sizeof(unsigned_t);
};
// long long
template <> struct traits_t<signed long long> {
typedef signed long long signed_t;
typedef unsigned long long unsigned_t;
typedef long double floating_t;
static char const *spec;
static const signed_t max_value = 0x7fffffffffffffffLL;
static const signed_t min_value = 0x8000000000000000LL;
static const int type_size = sizeof(signed_t);
};
// unsigned long long
template <> struct traits_t<unsigned long long> {
typedef signed long long signed_t;
typedef unsigned long long unsigned_t;
typedef long double floating_t;
static char const *spec;
static const unsigned_t max_value = 0xffffffffffffffffLL;
static const unsigned_t min_value = 0x0000000000000000LL;
static const int type_size = sizeof(unsigned_t);
};
//-------------------------------------------------------------------------
#else
#define CCAST(type, var) (type)(var)
#define RCAST(type, var) (type)(var)
#endif // __cplusplus
#define KMP_EXPORT extern /* export declaration in guide libraries */
#if __GNUC__ >= 4
#define __forceinline __inline
#endif
#if KMP_OS_WINDOWS
#include <windows.h>
static inline int KMP_GET_PAGE_SIZE(void) {
SYSTEM_INFO si;
GetSystemInfo(&si);
return si.dwPageSize;
}
#else
#define KMP_GET_PAGE_SIZE() getpagesize()
#endif
#define PAGE_ALIGNED(_addr) \
(!((size_t)_addr & (size_t)(KMP_GET_PAGE_SIZE() - 1)))
#define ALIGN_TO_PAGE(x) \
(void *)(((size_t)(x)) & ~((size_t)(KMP_GET_PAGE_SIZE() - 1)))
/* ---------- Support for cache alignment, padding, etc. ----------------*/
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
#define INTERNODE_CACHE_LINE 4096 /* for multi-node systems */
/* Define the default size of the cache line */
#ifndef CACHE_LINE
#define CACHE_LINE 128 /* cache line size in bytes */
#else
#if (CACHE_LINE < 64) && !defined(KMP_OS_DARWIN)
// 2006-02-13: This produces too many warnings on OS X*. Disable for now
#warning CACHE_LINE is too small.
#endif
#endif /* CACHE_LINE */
#define KMP_CACHE_PREFETCH(ADDR) /* nothing */
// Define attribute that indicates a function does not return
#if __cplusplus >= 201103L
#define KMP_NORETURN [[noreturn]]
#elif KMP_OS_WINDOWS
#define KMP_NORETURN __declspec(noreturn)
#else
#define KMP_NORETURN __attribute__((noreturn))
#endif
#if KMP_OS_WINDOWS
#define KMP_ALIGN(bytes) __declspec(align(bytes))
#define KMP_THREAD_LOCAL __declspec(thread)
#define KMP_ALIAS /* Nothing */
#else
#define KMP_ALIGN(bytes) __attribute__((aligned(bytes)))
#define KMP_THREAD_LOCAL __thread
#define KMP_ALIAS(alias_of) __attribute__((alias(alias_of)))
#endif
#if KMP_HAVE_WEAK_ATTRIBUTE
#define KMP_WEAK_ATTRIBUTE __attribute__((weak))
#else
#define KMP_WEAK_ATTRIBUTE /* Nothing */
#endif
// Define KMP_VERSION_SYMBOL and KMP_EXPAND_NAME
#ifdef KMP_USE_VERSION_SYMBOLS
#define KMP_STR(x) _KMP_STR(x)
#define _KMP_STR(x) #x
// If using versioned symbols, KMP_EXPAND_NAME prepends
// __kmp_api_ to the real API name
#define KMP_EXPAND_NAME(api_name) _KMP_EXPAND_NAME(api_name)
#define _KMP_EXPAND_NAME(api_name) __kmp_api_##api_name
#define KMP_VERSION_SYMBOL(api_name, ver_num, ver_str) \
_KMP_VERSION_SYMBOL(api_name, ver_num, ver_str, "VERSION")
#define _KMP_VERSION_SYMBOL(api_name, ver_num, ver_str, default_ver) \
__typeof__(__kmp_api_##api_name) __kmp_api_##api_name##_##ver_num##_alias \
__attribute__((alias(KMP_STR(__kmp_api_##api_name)))); \
__asm__( \
".symver " KMP_STR(__kmp_api_##api_name##_##ver_num##_alias) "," KMP_STR( \
api_name) "@" ver_str "\n\t"); \
__asm__(".symver " KMP_STR(__kmp_api_##api_name) "," KMP_STR( \
api_name) "@@" default_ver "\n\t")
#else // KMP_USE_VERSION_SYMBOLS
#define KMP_EXPAND_NAME(api_name) api_name
#define KMP_VERSION_SYMBOL(api_name, ver_num, ver_str) /* Nothing */
#endif // KMP_USE_VERSION_SYMBOLS
/* Temporary note: if performance testing of this passes, we can remove
all references to KMP_DO_ALIGN and replace with KMP_ALIGN. */
#define KMP_DO_ALIGN(bytes) KMP_ALIGN(bytes)
#define KMP_ALIGN_CACHE KMP_ALIGN(CACHE_LINE)
#define KMP_ALIGN_CACHE_INTERNODE KMP_ALIGN(INTERNODE_CACHE_LINE)
/* General purpose fence types for memory operations */
enum kmp_mem_fence_type {
kmp_no_fence, /* No memory fence */
kmp_acquire_fence, /* Acquire (read) memory fence */
kmp_release_fence, /* Release (write) memory fence */
kmp_full_fence /* Full (read+write) memory fence */
};
// Synchronization primitives
#if KMP_ASM_INTRINS && KMP_OS_WINDOWS
#pragma intrinsic(InterlockedExchangeAdd)
#pragma intrinsic(InterlockedCompareExchange)
#pragma intrinsic(InterlockedExchange)
#pragma intrinsic(InterlockedExchange64)
// Using InterlockedIncrement / InterlockedDecrement causes a library loading
// ordering problem, so we use InterlockedExchangeAdd instead.
#define KMP_TEST_THEN_INC32(p) InterlockedExchangeAdd((volatile long *)(p), 1)
#define KMP_TEST_THEN_INC_ACQ32(p) \
InterlockedExchangeAdd((volatile long *)(p), 1)
#define KMP_TEST_THEN_ADD4_32(p) InterlockedExchangeAdd((volatile long *)(p), 4)
#define KMP_TEST_THEN_ADD4_ACQ32(p) \
InterlockedExchangeAdd((volatile long *)(p), 4)
#define KMP_TEST_THEN_DEC32(p) InterlockedExchangeAdd((volatile long *)(p), -1)
#define KMP_TEST_THEN_DEC_ACQ32(p) \
InterlockedExchangeAdd((volatile long *)(p), -1)
#define KMP_TEST_THEN_ADD32(p, v) \
InterlockedExchangeAdd((volatile long *)(p), (v))
#define KMP_COMPARE_AND_STORE_RET32(p, cv, sv) \
InterlockedCompareExchange((volatile long *)(p), (long)(sv), (long)(cv))
#define KMP_XCHG_FIXED32(p, v) \
InterlockedExchange((volatile long *)(p), (long)(v))
#define KMP_XCHG_FIXED64(p, v) \
InterlockedExchange64((volatile kmp_int64 *)(p), (kmp_int64)(v))
inline kmp_real32 KMP_XCHG_REAL32(volatile kmp_real32 *p, kmp_real32 v) {
kmp_int32 tmp = InterlockedExchange((volatile long *)p, *(long *)&v);
return *(kmp_real32 *)&tmp;
}
// Routines that we still need to implement in assembly.
extern kmp_int8 __kmp_test_then_add8(volatile kmp_int8 *p, kmp_int8 v);
extern kmp_int8 __kmp_test_then_or8(volatile kmp_int8 *p, kmp_int8 v);
extern kmp_int8 __kmp_test_then_and8(volatile kmp_int8 *p, kmp_int8 v);
extern kmp_int32 __kmp_test_then_add32(volatile kmp_int32 *p, kmp_int32 v);
extern kmp_uint32 __kmp_test_then_or32(volatile kmp_uint32 *p, kmp_uint32 v);
extern kmp_uint32 __kmp_test_then_and32(volatile kmp_uint32 *p, kmp_uint32 v);
extern kmp_int64 __kmp_test_then_add64(volatile kmp_int64 *p, kmp_int64 v);
extern kmp_uint64 __kmp_test_then_or64(volatile kmp_uint64 *p, kmp_uint64 v);
extern kmp_uint64 __kmp_test_then_and64(volatile kmp_uint64 *p, kmp_uint64 v);
extern kmp_int8 __kmp_compare_and_store8(volatile kmp_int8 *p, kmp_int8 cv,
kmp_int8 sv);
extern kmp_int16 __kmp_compare_and_store16(volatile kmp_int16 *p, kmp_int16 cv,
kmp_int16 sv);
extern kmp_int32 __kmp_compare_and_store32(volatile kmp_int32 *p, kmp_int32 cv,
kmp_int32 sv);
extern kmp_int32 __kmp_compare_and_store64(volatile kmp_int64 *p, kmp_int64 cv,
kmp_int64 sv);
extern kmp_int8 __kmp_compare_and_store_ret8(volatile kmp_int8 *p, kmp_int8 cv,
kmp_int8 sv);
extern kmp_int16 __kmp_compare_and_store_ret16(volatile kmp_int16 *p,
kmp_int16 cv, kmp_int16 sv);
extern kmp_int32 __kmp_compare_and_store_ret32(volatile kmp_int32 *p,
kmp_int32 cv, kmp_int32 sv);
extern kmp_int64 __kmp_compare_and_store_ret64(volatile kmp_int64 *p,
kmp_int64 cv, kmp_int64 sv);
extern kmp_int8 __kmp_xchg_fixed8(volatile kmp_int8 *p, kmp_int8 v);
extern kmp_int16 __kmp_xchg_fixed16(volatile kmp_int16 *p, kmp_int16 v);
extern kmp_int32 __kmp_xchg_fixed32(volatile kmp_int32 *p, kmp_int32 v);
extern kmp_int64 __kmp_xchg_fixed64(volatile kmp_int64 *p, kmp_int64 v);
extern kmp_real32 __kmp_xchg_real32(volatile kmp_real32 *p, kmp_real32 v);
extern kmp_real64 __kmp_xchg_real64(volatile kmp_real64 *p, kmp_real64 v);
//#define KMP_TEST_THEN_INC32(p) __kmp_test_then_add32((p), 1)
//#define KMP_TEST_THEN_INC_ACQ32(p) __kmp_test_then_add32((p), 1)
#define KMP_TEST_THEN_INC64(p) __kmp_test_then_add64((p), 1LL)
#define KMP_TEST_THEN_INC_ACQ64(p) __kmp_test_then_add64((p), 1LL)
//#define KMP_TEST_THEN_ADD4_32(p) __kmp_test_then_add32((p), 4)
//#define KMP_TEST_THEN_ADD4_ACQ32(p) __kmp_test_then_add32((p), 4)
#define KMP_TEST_THEN_ADD4_64(p) __kmp_test_then_add64((p), 4LL)
#define KMP_TEST_THEN_ADD4_ACQ64(p) __kmp_test_then_add64((p), 4LL)
//#define KMP_TEST_THEN_DEC32(p) __kmp_test_then_add32((p), -1)
//#define KMP_TEST_THEN_DEC_ACQ32(p) __kmp_test_then_add32((p), -1)
#define KMP_TEST_THEN_DEC64(p) __kmp_test_then_add64((p), -1LL)
#define KMP_TEST_THEN_DEC_ACQ64(p) __kmp_test_then_add64((p), -1LL)
//#define KMP_TEST_THEN_ADD32(p, v) __kmp_test_then_add32((p), (v))
#define KMP_TEST_THEN_ADD8(p, v) __kmp_test_then_add8((p), (v))
#define KMP_TEST_THEN_ADD64(p, v) __kmp_test_then_add64((p), (v))
#define KMP_TEST_THEN_OR8(p, v) __kmp_test_then_or8((p), (v))
#define KMP_TEST_THEN_AND8(p, v) __kmp_test_then_and8((p), (v))
#define KMP_TEST_THEN_OR32(p, v) __kmp_test_then_or32((p), (v))
#define KMP_TEST_THEN_AND32(p, v) __kmp_test_then_and32((p), (v))
#define KMP_TEST_THEN_OR64(p, v) __kmp_test_then_or64((p), (v))
#define KMP_TEST_THEN_AND64(p, v) __kmp_test_then_and64((p), (v))
#define KMP_COMPARE_AND_STORE_ACQ8(p, cv, sv) \
__kmp_compare_and_store8((p), (cv), (sv))
#define KMP_COMPARE_AND_STORE_REL8(p, cv, sv) \
__kmp_compare_and_store8((p), (cv), (sv))
#define KMP_COMPARE_AND_STORE_ACQ16(p, cv, sv) \
__kmp_compare_and_store16((p), (cv), (sv))
#define KMP_COMPARE_AND_STORE_REL16(p, cv, sv) \
__kmp_compare_and_store16((p), (cv), (sv))
#define KMP_COMPARE_AND_STORE_ACQ32(p, cv, sv) \
__kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
(kmp_int32)(sv))
#define KMP_COMPARE_AND_STORE_REL32(p, cv, sv) \
__kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
(kmp_int32)(sv))
#define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \
__kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
(kmp_int64)(sv))
#define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \
__kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
(kmp_int64)(sv))
#if KMP_ARCH_X86
#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
__kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
(kmp_int32)(sv))
#else /* 64 bit pointers */
#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
__kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
(kmp_int64)(sv))
#endif /* KMP_ARCH_X86 */
#define KMP_COMPARE_AND_STORE_RET8(p, cv, sv) \
__kmp_compare_and_store_ret8((p), (cv), (sv))
#define KMP_COMPARE_AND_STORE_RET16(p, cv, sv) \
__kmp_compare_and_store_ret16((p), (cv), (sv))
#define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \
__kmp_compare_and_store_ret64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
(kmp_int64)(sv))
#define KMP_XCHG_FIXED8(p, v) \
__kmp_xchg_fixed8((volatile kmp_int8 *)(p), (kmp_int8)(v));
#define KMP_XCHG_FIXED16(p, v) __kmp_xchg_fixed16((p), (v));
//#define KMP_XCHG_FIXED32(p, v) __kmp_xchg_fixed32((p), (v));
//#define KMP_XCHG_FIXED64(p, v) __kmp_xchg_fixed64((p), (v));
//#define KMP_XCHG_REAL32(p, v) __kmp_xchg_real32((p), (v));
#define KMP_XCHG_REAL64(p, v) __kmp_xchg_real64((p), (v));
#elif (KMP_ASM_INTRINS && KMP_OS_UNIX) || !(KMP_ARCH_X86 || KMP_ARCH_X86_64)
/* cast p to correct type so that proper intrinsic will be used */
#define KMP_TEST_THEN_INC32(p) \
__sync_fetch_and_add((volatile kmp_int32 *)(p), 1)
#define KMP_TEST_THEN_INC_ACQ32(p) \
__sync_fetch_and_add((volatile kmp_int32 *)(p), 1)
#define KMP_TEST_THEN_INC64(p) \
__sync_fetch_and_add((volatile kmp_int64 *)(p), 1LL)
#define KMP_TEST_THEN_INC_ACQ64(p) \
__sync_fetch_and_add((volatile kmp_int64 *)(p), 1LL)
#define KMP_TEST_THEN_ADD4_32(p) \
__sync_fetch_and_add((volatile kmp_int32 *)(p), 4)
#define KMP_TEST_THEN_ADD4_ACQ32(p) \
__sync_fetch_and_add((volatile kmp_int32 *)(p), 4)
#define KMP_TEST_THEN_ADD4_64(p) \
__sync_fetch_and_add((volatile kmp_int64 *)(p), 4LL)
#define KMP_TEST_THEN_ADD4_ACQ64(p) \
__sync_fetch_and_add((volatile kmp_int64 *)(p), 4LL)
#define KMP_TEST_THEN_DEC32(p) \
__sync_fetch_and_sub((volatile kmp_int32 *)(p), 1)
#define KMP_TEST_THEN_DEC_ACQ32(p) \
__sync_fetch_and_sub((volatile kmp_int32 *)(p), 1)
#define KMP_TEST_THEN_DEC64(p) \
__sync_fetch_and_sub((volatile kmp_int64 *)(p), 1LL)
#define KMP_TEST_THEN_DEC_ACQ64(p) \
__sync_fetch_and_sub((volatile kmp_int64 *)(p), 1LL)
#define KMP_TEST_THEN_ADD8(p, v) \
__sync_fetch_and_add((volatile kmp_int8 *)(p), (kmp_int8)(v))
#define KMP_TEST_THEN_ADD32(p, v) \
__sync_fetch_and_add((volatile kmp_int32 *)(p), (kmp_int32)(v))
#define KMP_TEST_THEN_ADD64(p, v) \
__sync_fetch_and_add((volatile kmp_int64 *)(p), (kmp_int64)(v))
#define KMP_TEST_THEN_OR8(p, v) \
__sync_fetch_and_or((volatile kmp_int8 *)(p), (kmp_int8)(v))
#define KMP_TEST_THEN_AND8(p, v) \
__sync_fetch_and_and((volatile kmp_int8 *)(p), (kmp_int8)(v))
#define KMP_TEST_THEN_OR32(p, v) \
__sync_fetch_and_or((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
#define KMP_TEST_THEN_AND32(p, v) \
__sync_fetch_and_and((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
#define KMP_TEST_THEN_OR64(p, v) \
__sync_fetch_and_or((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
#define KMP_TEST_THEN_AND64(p, v) \
__sync_fetch_and_and((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
#define KMP_COMPARE_AND_STORE_ACQ8(p, cv, sv) \
__sync_bool_compare_and_swap((volatile kmp_uint8 *)(p), (kmp_uint8)(cv), \
(kmp_uint8)(sv))
#define KMP_COMPARE_AND_STORE_REL8(p, cv, sv) \
__sync_bool_compare_and_swap((volatile kmp_uint8 *)(p), (kmp_uint8)(cv), \
(kmp_uint8)(sv))
#define KMP_COMPARE_AND_STORE_ACQ16(p, cv, sv) \
__sync_bool_compare_and_swap((volatile kmp_uint16 *)(p), (kmp_uint16)(cv), \
(kmp_uint16)(sv))
#define KMP_COMPARE_AND_STORE_REL16(p, cv, sv) \
__sync_bool_compare_and_swap((volatile kmp_uint16 *)(p), (kmp_uint16)(cv), \
(kmp_uint16)(sv))
#define KMP_COMPARE_AND_STORE_ACQ32(p, cv, sv) \
__sync_bool_compare_and_swap((volatile kmp_uint32 *)(p), (kmp_uint32)(cv), \
(kmp_uint32)(sv))
#define KMP_COMPARE_AND_STORE_REL32(p, cv, sv) \
__sync_bool_compare_and_swap((volatile kmp_uint32 *)(p), (kmp_uint32)(cv), \
(kmp_uint32)(sv))
#define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \
__sync_bool_compare_and_swap((volatile kmp_uint64 *)(p), (kmp_uint64)(cv), \
(kmp_uint64)(sv))
#define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \
__sync_bool_compare_and_swap((volatile kmp_uint64 *)(p), (kmp_uint64)(cv), \
(kmp_uint64)(sv))
#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
__sync_bool_compare_and_swap((void *volatile *)(p), (void *)(cv), \
(void *)(sv))
#define KMP_COMPARE_AND_STORE_RET8(p, cv, sv) \
__sync_val_compare_and_swap((volatile kmp_uint8 *)(p), (kmp_uint8)(cv), \
(kmp_uint8)(sv))
#define KMP_COMPARE_AND_STORE_RET16(p, cv, sv) \
__sync_val_compare_and_swap((volatile kmp_uint16 *)(p), (kmp_uint16)(cv), \
(kmp_uint16)(sv))
#define KMP_COMPARE_AND_STORE_RET32(p, cv, sv) \
__sync_val_compare_and_swap((volatile kmp_uint32 *)(p), (kmp_uint32)(cv), \
(kmp_uint32)(sv))
#define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \
__sync_val_compare_and_swap((volatile kmp_uint64 *)(p), (kmp_uint64)(cv), \
(kmp_uint64)(sv))
#define KMP_XCHG_FIXED8(p, v) \
__sync_lock_test_and_set((volatile kmp_uint8 *)(p), (kmp_uint8)(v))
#define KMP_XCHG_FIXED16(p, v) \
__sync_lock_test_and_set((volatile kmp_uint16 *)(p), (kmp_uint16)(v))
#define KMP_XCHG_FIXED32(p, v) \
__sync_lock_test_and_set((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
#define KMP_XCHG_FIXED64(p, v) \
__sync_lock_test_and_set((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
inline kmp_real32 KMP_XCHG_REAL32(volatile kmp_real32 *p, kmp_real32 v) {
kmp_int32 tmp =
__sync_lock_test_and_set((volatile kmp_uint32 *)(p), *(kmp_uint32 *)&v);
return *(kmp_real32 *)&tmp;
}
inline kmp_real64 KMP_XCHG_REAL64(volatile kmp_real64 *p, kmp_real64 v) {
kmp_int64 tmp =
__sync_lock_test_and_set((volatile kmp_uint64 *)(p), *(kmp_uint64 *)&v);
return *(kmp_real64 *)&tmp;
}
#else
extern kmp_int8 __kmp_test_then_add8(volatile kmp_int8 *p, kmp_int8 v);
extern kmp_int8 __kmp_test_then_or8(volatile kmp_int8 *p, kmp_int8 v);
extern kmp_int8 __kmp_test_then_and8(volatile kmp_int8 *p, kmp_int8 v);
extern kmp_int32 __kmp_test_then_add32(volatile kmp_int32 *p, kmp_int32 v);
extern kmp_uint32 __kmp_test_then_or32(volatile kmp_uint32 *p, kmp_uint32 v);
extern kmp_uint32 __kmp_test_then_and32(volatile kmp_uint32 *p, kmp_uint32 v);
extern kmp_int64 __kmp_test_then_add64(volatile kmp_int64 *p, kmp_int64 v);
extern kmp_uint64 __kmp_test_then_or64(volatile kmp_uint64 *p, kmp_uint64 v);
extern kmp_uint64 __kmp_test_then_and64(volatile kmp_uint64 *p, kmp_uint64 v);
extern kmp_int8 __kmp_compare_and_store8(volatile kmp_int8 *p, kmp_int8 cv,
kmp_int8 sv);
extern kmp_int16 __kmp_compare_and_store16(volatile kmp_int16 *p, kmp_int16 cv,
kmp_int16 sv);
extern kmp_int32 __kmp_compare_and_store32(volatile kmp_int32 *p, kmp_int32 cv,
kmp_int32 sv);
extern kmp_int32 __kmp_compare_and_store64(volatile kmp_int64 *p, kmp_int64 cv,
kmp_int64 sv);
extern kmp_int8 __kmp_compare_and_store_ret8(volatile kmp_int8 *p, kmp_int8 cv,
kmp_int8 sv);
extern kmp_int16 __kmp_compare_and_store_ret16(volatile kmp_int16 *p,
kmp_int16 cv, kmp_int16 sv);
extern kmp_int32 __kmp_compare_and_store_ret32(volatile kmp_int32 *p,
kmp_int32 cv, kmp_int32 sv);
extern kmp_int64 __kmp_compare_and_store_ret64(volatile kmp_int64 *p,
kmp_int64 cv, kmp_int64 sv);
extern kmp_int8 __kmp_xchg_fixed8(volatile kmp_int8 *p, kmp_int8 v);
extern kmp_int16 __kmp_xchg_fixed16(volatile kmp_int16 *p, kmp_int16 v);
extern kmp_int32 __kmp_xchg_fixed32(volatile kmp_int32 *p, kmp_int32 v);
extern kmp_int64 __kmp_xchg_fixed64(volatile kmp_int64 *p, kmp_int64 v);
extern kmp_real32 __kmp_xchg_real32(volatile kmp_real32 *p, kmp_real32 v);
extern kmp_real64 __kmp_xchg_real64(volatile kmp_real64 *p, kmp_real64 v);
#define KMP_TEST_THEN_INC32(p) \
__kmp_test_then_add32((volatile kmp_int32 *)(p), 1)
#define KMP_TEST_THEN_INC_ACQ32(p) \
__kmp_test_then_add32((volatile kmp_int32 *)(p), 1)
#define KMP_TEST_THEN_INC64(p) \
__kmp_test_then_add64((volatile kmp_int64 *)(p), 1LL)
#define KMP_TEST_THEN_INC_ACQ64(p) \
__kmp_test_then_add64((volatile kmp_int64 *)(p), 1LL)
#define KMP_TEST_THEN_ADD4_32(p) \
__kmp_test_then_add32((volatile kmp_int32 *)(p), 4)
#define KMP_TEST_THEN_ADD4_ACQ32(p) \
__kmp_test_then_add32((volatile kmp_int32 *)(p), 4)
#define KMP_TEST_THEN_ADD4_64(p) \
__kmp_test_then_add64((volatile kmp_int64 *)(p), 4LL)
#define KMP_TEST_THEN_ADD4_ACQ64(p) \
__kmp_test_then_add64((volatile kmp_int64 *)(p), 4LL)
#define KMP_TEST_THEN_DEC32(p) \
__kmp_test_then_add32((volatile kmp_int32 *)(p), -1)
#define KMP_TEST_THEN_DEC_ACQ32(p) \
__kmp_test_then_add32((volatile kmp_int32 *)(p), -1)
#define KMP_TEST_THEN_DEC64(p) \
__kmp_test_then_add64((volatile kmp_int64 *)(p), -1LL)
#define KMP_TEST_THEN_DEC_ACQ64(p) \
__kmp_test_then_add64((volatile kmp_int64 *)(p), -1LL)
#define KMP_TEST_THEN_ADD8(p, v) \
__kmp_test_then_add8((volatile kmp_int8 *)(p), (kmp_int8)(v))
#define KMP_TEST_THEN_ADD32(p, v) \
__kmp_test_then_add32((volatile kmp_int32 *)(p), (kmp_int32)(v))
#define KMP_TEST_THEN_ADD64(p, v) \
__kmp_test_then_add64((volatile kmp_int64 *)(p), (kmp_int64)(v))
#define KMP_TEST_THEN_OR8(p, v) \
__kmp_test_then_or8((volatile kmp_int8 *)(p), (kmp_int8)(v))
#define KMP_TEST_THEN_AND8(p, v) \
__kmp_test_then_and8((volatile kmp_int8 *)(p), (kmp_int8)(v))
#define KMP_TEST_THEN_OR32(p, v) \
__kmp_test_then_or32((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
#define KMP_TEST_THEN_AND32(p, v) \
__kmp_test_then_and32((volatile kmp_uint32 *)(p), (kmp_uint32)(v))
#define KMP_TEST_THEN_OR64(p, v) \
__kmp_test_then_or64((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
#define KMP_TEST_THEN_AND64(p, v) \
__kmp_test_then_and64((volatile kmp_uint64 *)(p), (kmp_uint64)(v))
#define KMP_COMPARE_AND_STORE_ACQ8(p, cv, sv) \
__kmp_compare_and_store8((volatile kmp_int8 *)(p), (kmp_int8)(cv), \
(kmp_int8)(sv))
#define KMP_COMPARE_AND_STORE_REL8(p, cv, sv) \
__kmp_compare_and_store8((volatile kmp_int8 *)(p), (kmp_int8)(cv), \
(kmp_int8)(sv))
#define KMP_COMPARE_AND_STORE_ACQ16(p, cv, sv) \
__kmp_compare_and_store16((volatile kmp_int16 *)(p), (kmp_int16)(cv), \
(kmp_int16)(sv))
#define KMP_COMPARE_AND_STORE_REL16(p, cv, sv) \
__kmp_compare_and_store16((volatile kmp_int16 *)(p), (kmp_int16)(cv), \
(kmp_int16)(sv))
#define KMP_COMPARE_AND_STORE_ACQ32(p, cv, sv) \
__kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
(kmp_int32)(sv))
#define KMP_COMPARE_AND_STORE_REL32(p, cv, sv) \
__kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
(kmp_int32)(sv))
#define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \
__kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
(kmp_int64)(sv))
#define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \
__kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
(kmp_int64)(sv))
#if KMP_ARCH_X86
#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
__kmp_compare_and_store32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
(kmp_int32)(sv))
#else /* 64 bit pointers */
#define KMP_COMPARE_AND_STORE_PTR(p, cv, sv) \
__kmp_compare_and_store64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
(kmp_int64)(sv))
#endif /* KMP_ARCH_X86 */
#define KMP_COMPARE_AND_STORE_RET8(p, cv, sv) \
__kmp_compare_and_store_ret8((p), (cv), (sv))
#define KMP_COMPARE_AND_STORE_RET16(p, cv, sv) \
__kmp_compare_and_store_ret16((p), (cv), (sv))
#define KMP_COMPARE_AND_STORE_RET32(p, cv, sv) \
__kmp_compare_and_store_ret32((volatile kmp_int32 *)(p), (kmp_int32)(cv), \
(kmp_int32)(sv))
#define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \
__kmp_compare_and_store_ret64((volatile kmp_int64 *)(p), (kmp_int64)(cv), \
(kmp_int64)(sv))
#define KMP_XCHG_FIXED8(p, v) \
__kmp_xchg_fixed8((volatile kmp_int8 *)(p), (kmp_int8)(v));
#define KMP_XCHG_FIXED16(p, v) __kmp_xchg_fixed16((p), (v));
#define KMP_XCHG_FIXED32(p, v) __kmp_xchg_fixed32((p), (v));
#define KMP_XCHG_FIXED64(p, v) __kmp_xchg_fixed64((p), (v));
#define KMP_XCHG_REAL32(p, v) __kmp_xchg_real32((p), (v));
#define KMP_XCHG_REAL64(p, v) __kmp_xchg_real64((p), (v));
#endif /* KMP_ASM_INTRINS */
/* ------------- relaxed consistency memory model stuff ------------------ */
#if KMP_OS_WINDOWS
#ifdef __ABSOFT_WIN
#define KMP_MB() asm("nop")
#define KMP_IMB() asm("nop")
#else
#define KMP_MB() /* _asm{ nop } */
#define KMP_IMB() /* _asm{ nop } */
#endif
#endif /* KMP_OS_WINDOWS */
#if KMP_ARCH_PPC64 || KMP_ARCH_ARM || KMP_ARCH_AARCH64 || KMP_ARCH_MIPS || \
KMP_ARCH_MIPS64
#define KMP_MB() __sync_synchronize()
#endif
#ifndef KMP_MB
#define KMP_MB() /* nothing to do */
#endif
#ifndef KMP_IMB
#define KMP_IMB() /* nothing to do */
#endif
#ifndef KMP_ST_REL32
#define KMP_ST_REL32(A, D) (*(A) = (D))
#endif
#ifndef KMP_ST_REL64
#define KMP_ST_REL64(A, D) (*(A) = (D))
#endif
#ifndef KMP_LD_ACQ32
#define KMP_LD_ACQ32(A) (*(A))
#endif
#ifndef KMP_LD_ACQ64
#define KMP_LD_ACQ64(A) (*(A))
#endif
/* ------------------------------------------------------------------------ */
// FIXME - maybe this should this be
//
// #define TCR_4(a) (*(volatile kmp_int32 *)(&a))
// #define TCW_4(a,b) (a) = (*(volatile kmp_int32 *)&(b))
//
// #define TCR_8(a) (*(volatile kmp_int64 *)(a))
// #define TCW_8(a,b) (a) = (*(volatile kmp_int64 *)(&b))
//
// I'm fairly certain this is the correct thing to do, but I'm afraid
// of performance regressions.
#define TCR_1(a) (a)
#define TCW_1(a, b) (a) = (b)
#define TCR_4(a) (a)
#define TCW_4(a, b) (a) = (b)
#define TCI_4(a) (++(a))
#define TCD_4(a) (--(a))
#define TCR_8(a) (a)
#define TCW_8(a, b) (a) = (b)
#define TCI_8(a) (++(a))
#define TCD_8(a) (--(a))
#define TCR_SYNC_4(a) (a)
#define TCW_SYNC_4(a, b) (a) = (b)
#define TCX_SYNC_4(a, b, c) \
KMP_COMPARE_AND_STORE_REL32((volatile kmp_int32 *)(volatile void *)&(a), \
(kmp_int32)(b), (kmp_int32)(c))
#define TCR_SYNC_8(a) (a)
#define TCW_SYNC_8(a, b) (a) = (b)
#define TCX_SYNC_8(a, b, c) \
KMP_COMPARE_AND_STORE_REL64((volatile kmp_int64 *)(volatile void *)&(a), \
(kmp_int64)(b), (kmp_int64)(c))
#if KMP_ARCH_X86 || KMP_ARCH_MIPS
// What about ARM?
#define TCR_PTR(a) ((void *)TCR_4(a))
#define TCW_PTR(a, b) TCW_4((a), (b))
#define TCR_SYNC_PTR(a) ((void *)TCR_SYNC_4(a))
#define TCW_SYNC_PTR(a, b) TCW_SYNC_4((a), (b))
#define TCX_SYNC_PTR(a, b, c) ((void *)TCX_SYNC_4((a), (b), (c)))
#else /* 64 bit pointers */
#define TCR_PTR(a) ((void *)TCR_8(a))
#define TCW_PTR(a, b) TCW_8((a), (b))
#define TCR_SYNC_PTR(a) ((void *)TCR_SYNC_8(a))
#define TCW_SYNC_PTR(a, b) TCW_SYNC_8((a), (b))
#define TCX_SYNC_PTR(a, b, c) ((void *)TCX_SYNC_8((a), (b), (c)))
#endif /* KMP_ARCH_X86 */
/* If these FTN_{TRUE,FALSE} values change, may need to change several places
where they are used to check that language is Fortran, not C. */
#ifndef FTN_TRUE
#define FTN_TRUE TRUE
#endif
#ifndef FTN_FALSE
#define FTN_FALSE FALSE
#endif
typedef void (*microtask_t)(int *gtid, int *npr, ...);
#ifdef USE_VOLATILE_CAST
#define VOLATILE_CAST(x) (volatile x)
#else
#define VOLATILE_CAST(x) (x)
#endif
#define KMP_WAIT_YIELD __kmp_wait_yield_4
#define KMP_WAIT_YIELD_PTR __kmp_wait_yield_4_ptr
#define KMP_EQ __kmp_eq_4
#define KMP_NEQ __kmp_neq_4
#define KMP_LT __kmp_lt_4
#define KMP_GE __kmp_ge_4
#define KMP_LE __kmp_le_4
/* Workaround for Intel(R) 64 code gen bug when taking address of static array
* (Intel(R) 64 Tracker #138) */
#if (KMP_ARCH_X86_64 || KMP_ARCH_PPC64) && KMP_OS_LINUX
#define STATIC_EFI2_WORKAROUND
#else
#define STATIC_EFI2_WORKAROUND static
#endif
// Support of BGET usage
#ifndef KMP_USE_BGET
#define KMP_USE_BGET 1
#endif
// Switches for OSS builds
#ifndef USE_CMPXCHG_FIX
#define USE_CMPXCHG_FIX 1
#endif
// Enable dynamic user lock
#if OMP_45_ENABLED
#define KMP_USE_DYNAMIC_LOCK 1
#endif
// Enable Intel(R) Transactional Synchronization Extensions (Intel(R) TSX) if
// dynamic user lock is turned on
#if KMP_USE_DYNAMIC_LOCK
// Visual studio can't handle the asm sections in this code
#define KMP_USE_TSX (KMP_ARCH_X86 || KMP_ARCH_X86_64) && !KMP_COMPILER_MSVC
#ifdef KMP_USE_ADAPTIVE_LOCKS
#undef KMP_USE_ADAPTIVE_LOCKS
#endif
#define KMP_USE_ADAPTIVE_LOCKS KMP_USE_TSX
#endif
// Enable tick time conversion of ticks to seconds
#if KMP_STATS_ENABLED
#define KMP_HAVE_TICK_TIME \
(KMP_OS_LINUX && (KMP_MIC || KMP_ARCH_X86 || KMP_ARCH_X86_64))
#endif
// Warning levels
enum kmp_warnings_level {
kmp_warnings_off = 0, /* No warnings */
kmp_warnings_low, /* Minimal warnings (default) */
kmp_warnings_explicit = 6, /* Explicitly set to ON - more warnings */
kmp_warnings_verbose /* reserved */
};
#ifdef __cplusplus
} // extern "C"
#endif // __cplusplus
#endif /* KMP_OS_H */
// Safe C API
#include "kmp_safe_c_api.h"
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