/* * 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 #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 && !KMP_ARCH_PPC64 #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 //------------------------------------------------------------------------- // template for debug prints specification ( d, u, lld, llu ), and to obtain // signed/unsigned flavors of a type template struct traits_t {}; // int template <> struct traits_t { 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 { 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 { 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 { 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); }; //------------------------------------------------------------------------- #endif // __cplusplus #define KMP_EXPORT extern /* export declaration in guide libraries */ #if __GNUC__ >= 4 #define __forceinline __inline #endif #define PAGE_SIZE (0x4000) #if KMP_OS_LINUX #define KMP_GET_PAGE_SIZE() getpagesize() #else // TODO: find the corresponding function to getpagesize() in Windows // and use it whenever possible. #define KMP_GET_PAGE_SIZE() PAGE_SIZE #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 */ /* Temporary note: if performance testing of this passes, we can remove all references to KMP_DO_ALIGN and replace with KMP_ALIGN. */ #if KMP_OS_UNIX && defined(__GNUC__) #define KMP_DO_ALIGN(bytes) __attribute__((aligned(bytes))) #define KMP_ALIGN_CACHE __attribute__((aligned(CACHE_LINE))) #define KMP_ALIGN_CACHE_INTERNODE __attribute__((aligned(INTERNODE_CACHE_LINE))) #define KMP_ALIGN(bytes) __attribute__((aligned(bytes))) #else #define KMP_DO_ALIGN(bytes) __declspec(align(bytes)) #define KMP_ALIGN_CACHE __declspec(align(CACHE_LINE)) #define KMP_ALIGN_CACHE_INTERNODE __declspec(align(INTERNODE_CACHE_LINE)) #define KMP_ALIGN(bytes) __declspec(align(bytes)) #endif /* 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 #include #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)) 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); #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_int32 __kmp_test_then_add32(volatile kmp_int32 *p, kmp_int32 v); extern kmp_int32 __kmp_test_then_or32(volatile kmp_int32 *p, kmp_int32 v); extern kmp_int32 __kmp_test_then_and32(volatile kmp_int32 *p, kmp_int32 v); extern kmp_int64 __kmp_test_then_add64(volatile kmp_int64 *p, kmp_int64 v); extern kmp_int64 __kmp_test_then_or64(volatile kmp_int64 *p, kmp_int64 v); extern kmp_int64 __kmp_test_then_and64(volatile kmp_int64 *p, kmp_int64 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_ADD8(p, v) __kmp_test_then_add8((p), (v)) //# define KMP_TEST_THEN_INC32(p) __kmp_test_then_add32( (p), 1 //) #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_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_ADD64(p, v) __kmp_test_then_add64((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((p), (cv), (sv)) #define KMP_COMPARE_AND_STORE_REL32(p, cv, sv) \ __kmp_compare_and_store32((p), (cv), (sv)) #define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \ __kmp_compare_and_store64((p), (cv), (sv)) #define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \ __kmp_compare_and_store64((p), (cv), (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( //(p), (cv), (sv) ) #define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \ __kmp_compare_and_store_ret64((p), (cv), (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) #define KMP_TEST_THEN_ADD8(p, v) __sync_fetch_and_add((kmp_int8 *)(p), (v)) /* cast p to correct type so that proper intrinsic will be used */ #define KMP_TEST_THEN_INC32(p) __sync_fetch_and_add((kmp_int32 *)(p), 1) #define KMP_TEST_THEN_OR8(p, v) __sync_fetch_and_or((kmp_int8 *)(p), (v)) #define KMP_TEST_THEN_AND8(p, v) __sync_fetch_and_and((kmp_int8 *)(p), (v)) #define KMP_TEST_THEN_INC_ACQ32(p) __sync_fetch_and_add((kmp_int32 *)(p), 1) #define KMP_TEST_THEN_INC64(p) __sync_fetch_and_add((kmp_int64 *)(p), 1LL) #define KMP_TEST_THEN_INC_ACQ64(p) __sync_fetch_and_add((kmp_int64 *)(p), 1LL) #define KMP_TEST_THEN_ADD4_32(p) __sync_fetch_and_add((kmp_int32 *)(p), 4) #define KMP_TEST_THEN_ADD4_ACQ32(p) __sync_fetch_and_add((kmp_int32 *)(p), 4) #define KMP_TEST_THEN_ADD4_64(p) __sync_fetch_and_add((kmp_int64 *)(p), 4LL) #define KMP_TEST_THEN_ADD4_ACQ64(p) __sync_fetch_and_add((kmp_int64 *)(p), 4LL) #define KMP_TEST_THEN_DEC32(p) __sync_fetch_and_sub((kmp_int32 *)(p), 1) #define KMP_TEST_THEN_DEC_ACQ32(p) __sync_fetch_and_sub((kmp_int32 *)(p), 1) #define KMP_TEST_THEN_DEC64(p) __sync_fetch_and_sub((kmp_int64 *)(p), 1LL) #define KMP_TEST_THEN_DEC_ACQ64(p) __sync_fetch_and_sub((kmp_int64 *)(p), 1LL) #define KMP_TEST_THEN_ADD32(p, v) __sync_fetch_and_add((kmp_int32 *)(p), (v)) #define KMP_TEST_THEN_ADD64(p, v) __sync_fetch_and_add((kmp_int64 *)(p), (v)) #define KMP_TEST_THEN_OR32(p, v) __sync_fetch_and_or((kmp_int32 *)(p), (v)) #define KMP_TEST_THEN_AND32(p, v) __sync_fetch_and_and((kmp_int32 *)(p), (v)) #define KMP_TEST_THEN_OR64(p, v) __sync_fetch_and_or((kmp_int64 *)(p), (v)) #define KMP_TEST_THEN_AND64(p, v) __sync_fetch_and_and((kmp_int64 *)(p), (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((volatile void **)(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)) 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); inline kmp_real32 KMP_XCHG_REAL32(volatile kmp_real32 *p, kmp_real32 v) { kmp_int32 tmp = __sync_lock_test_and_set((kmp_int32 *)p, *(kmp_int32 *)&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((kmp_int64 *)p, *(kmp_int64 *)&v); return *(kmp_real64 *)&tmp; } #else extern kmp_int32 __kmp_test_then_add32(volatile kmp_int32 *p, kmp_int32 v); extern kmp_int32 __kmp_test_then_or32(volatile kmp_int32 *p, kmp_int32 v); extern kmp_int32 __kmp_test_then_and32(volatile kmp_int32 *p, kmp_int32 v); extern kmp_int64 __kmp_test_then_add64(volatile kmp_int64 *p, kmp_int64 v); extern kmp_int64 __kmp_test_then_or64(volatile kmp_int64 *p, kmp_int64 v); extern kmp_int64 __kmp_test_then_and64(volatile kmp_int64 *p, kmp_int64 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); #define KMP_TEST_THEN_ADD8(p, v) __kmp_test_then_add8((p), (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_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_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_ADD64(p, v) __kmp_test_then_add64((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((p), (cv), (sv)) #define KMP_COMPARE_AND_STORE_REL32(p, cv, sv) \ __kmp_compare_and_store32((p), (cv), (sv)) #define KMP_COMPARE_AND_STORE_ACQ64(p, cv, sv) \ __kmp_compare_and_store64((p), (cv), (sv)) #define KMP_COMPARE_AND_STORE_REL64(p, cv, sv) \ __kmp_compare_and_store64((p), (cv), (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((p), (cv), (sv)) #define KMP_COMPARE_AND_STORE_RET64(p, cv, sv) \ __kmp_compare_and_store_ret64((p), (cv), (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 #define TCR_1(a) (a) #define TCW_1(a, b) (a) = (b) /* ------------------------------------------------------------------------ */ // 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_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_SYSFS_INFO #define USE_SYSFS_INFO 0 #endif #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 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"