diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Headers/Intrin.h')
| -rw-r--r-- | contrib/llvm/tools/clang/lib/Headers/Intrin.h | 958 |
1 files changed, 958 insertions, 0 deletions
diff --git a/contrib/llvm/tools/clang/lib/Headers/Intrin.h b/contrib/llvm/tools/clang/lib/Headers/Intrin.h new file mode 100644 index 0000000..6c1d0d1 --- /dev/null +++ b/contrib/llvm/tools/clang/lib/Headers/Intrin.h @@ -0,0 +1,958 @@ +/* ===-------- Intrin.h ---------------------------------------------------=== + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + *===-----------------------------------------------------------------------=== + */ + +/* Only include this if we're compiling for the windows platform. */ +#ifndef _MSC_VER +#include_next <Intrin.h> +#else + +#ifndef __INTRIN_H +#define __INTRIN_H + +/* First include the standard intrinsics. */ +#if defined(__i386__) || defined(__x86_64__) +#include <x86intrin.h> +#endif + +/* For the definition of jmp_buf. */ +#if __STDC_HOSTED__ +#include <setjmp.h> +#endif + +/* Define the default attributes for the functions in this file. */ +#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__)) + +#ifdef __cplusplus +extern "C" { +#endif + +#if defined(__MMX__) +/* And the random ones that aren't in those files. */ +__m64 _m_from_float(float); +float _m_to_float(__m64); +#endif + +/* Other assorted instruction intrinsics. */ +void __addfsbyte(unsigned long, unsigned char); +void __addfsdword(unsigned long, unsigned long); +void __addfsword(unsigned long, unsigned short); +void __code_seg(const char *); +static __inline__ +void __cpuid(int[4], int); +static __inline__ +void __cpuidex(int[4], int, int); +void __debugbreak(void); +__int64 __emul(int, int); +unsigned __int64 __emulu(unsigned int, unsigned int); +void __cdecl __fastfail(unsigned int); +unsigned int __getcallerseflags(void); +static __inline__ +void __halt(void); +unsigned char __inbyte(unsigned short); +void __inbytestring(unsigned short, unsigned char *, unsigned long); +void __incfsbyte(unsigned long); +void __incfsdword(unsigned long); +void __incfsword(unsigned long); +unsigned long __indword(unsigned short); +void __indwordstring(unsigned short, unsigned long *, unsigned long); +void __int2c(void); +void __invlpg(void *); +unsigned short __inword(unsigned short); +void __inwordstring(unsigned short, unsigned short *, unsigned long); +void __lidt(void *); +unsigned __int64 __ll_lshift(unsigned __int64, int); +__int64 __ll_rshift(__int64, int); +void __llwpcb(void *); +unsigned char __lwpins32(unsigned int, unsigned int, unsigned int); +void __lwpval32(unsigned int, unsigned int, unsigned int); +unsigned int __lzcnt(unsigned int); +unsigned short __lzcnt16(unsigned short); +static __inline__ +void __movsb(unsigned char *, unsigned char const *, size_t); +static __inline__ +void __movsd(unsigned long *, unsigned long const *, size_t); +static __inline__ +void __movsw(unsigned short *, unsigned short const *, size_t); +void __nop(void); +void __nvreg_restore_fence(void); +void __nvreg_save_fence(void); +void __outbyte(unsigned short, unsigned char); +void __outbytestring(unsigned short, unsigned char *, unsigned long); +void __outdword(unsigned short, unsigned long); +void __outdwordstring(unsigned short, unsigned long *, unsigned long); +void __outword(unsigned short, unsigned short); +void __outwordstring(unsigned short, unsigned short *, unsigned long); +static __inline__ +unsigned int __popcnt(unsigned int); +static __inline__ +unsigned short __popcnt16(unsigned short); +unsigned long __readcr0(void); +unsigned long __readcr2(void); +static __inline__ +unsigned long __readcr3(void); +unsigned long __readcr4(void); +unsigned long __readcr8(void); +unsigned int __readdr(unsigned int); +#ifdef __i386__ +static __inline__ +unsigned char __readfsbyte(unsigned long); +static __inline__ +unsigned long __readfsdword(unsigned long); +static __inline__ +unsigned __int64 __readfsqword(unsigned long); +static __inline__ +unsigned short __readfsword(unsigned long); +#endif +static __inline__ +unsigned __int64 __readmsr(unsigned long); +unsigned __int64 __readpmc(unsigned long); +unsigned long __segmentlimit(unsigned long); +void __sidt(void *); +void *__slwpcb(void); +static __inline__ +void __stosb(unsigned char *, unsigned char, size_t); +static __inline__ +void __stosd(unsigned long *, unsigned long, size_t); +static __inline__ +void __stosw(unsigned short *, unsigned short, size_t); +void __svm_clgi(void); +void __svm_invlpga(void *, int); +void __svm_skinit(int); +void __svm_stgi(void); +void __svm_vmload(size_t); +void __svm_vmrun(size_t); +void __svm_vmsave(size_t); +void __ud2(void); +unsigned __int64 __ull_rshift(unsigned __int64, int); +void __vmx_off(void); +void __vmx_vmptrst(unsigned __int64 *); +void __wbinvd(void); +void __writecr0(unsigned int); +static __inline__ +void __writecr3(unsigned int); +void __writecr4(unsigned int); +void __writecr8(unsigned int); +void __writedr(unsigned int, unsigned int); +void __writefsbyte(unsigned long, unsigned char); +void __writefsdword(unsigned long, unsigned long); +void __writefsqword(unsigned long, unsigned __int64); +void __writefsword(unsigned long, unsigned short); +void __writemsr(unsigned long, unsigned __int64); +static __inline__ +void *_AddressOfReturnAddress(void); +static __inline__ +unsigned char _BitScanForward(unsigned long *_Index, unsigned long _Mask); +static __inline__ +unsigned char _BitScanReverse(unsigned long *_Index, unsigned long _Mask); +static __inline__ +unsigned char _bittest(long const *, long); +static __inline__ +unsigned char _bittestandcomplement(long *, long); +static __inline__ +unsigned char _bittestandreset(long *, long); +static __inline__ +unsigned char _bittestandset(long *, long); +unsigned __int64 __cdecl _byteswap_uint64(unsigned __int64); +unsigned long __cdecl _byteswap_ulong(unsigned long); +unsigned short __cdecl _byteswap_ushort(unsigned short); +void __cdecl _disable(void); +void __cdecl _enable(void); +long _InterlockedAddLargeStatistic(__int64 volatile *_Addend, long _Value); +static __inline__ +long _InterlockedAnd(long volatile *_Value, long _Mask); +static __inline__ +short _InterlockedAnd16(short volatile *_Value, short _Mask); +static __inline__ +char _InterlockedAnd8(char volatile *_Value, char _Mask); +unsigned char _interlockedbittestandreset(long volatile *, long); +static __inline__ +unsigned char _interlockedbittestandset(long volatile *, long); +static __inline__ +long __cdecl _InterlockedCompareExchange(long volatile *_Destination, + long _Exchange, long _Comparand); +long _InterlockedCompareExchange_HLEAcquire(long volatile *, long, long); +long _InterlockedCompareExchange_HLERelease(long volatile *, long, long); +static __inline__ +short _InterlockedCompareExchange16(short volatile *_Destination, + short _Exchange, short _Comparand); +static __inline__ +__int64 _InterlockedCompareExchange64(__int64 volatile *_Destination, + __int64 _Exchange, __int64 _Comparand); +__int64 _InterlockedcompareExchange64_HLEAcquire(__int64 volatile *, __int64, + __int64); +__int64 _InterlockedCompareExchange64_HLERelease(__int64 volatile *, __int64, + __int64); +static __inline__ +char _InterlockedCompareExchange8(char volatile *_Destination, char _Exchange, + char _Comparand); +void *_InterlockedCompareExchangePointer_HLEAcquire(void *volatile *, void *, + void *); +void *_InterlockedCompareExchangePointer_HLERelease(void *volatile *, void *, + void *); +static __inline__ +long __cdecl _InterlockedDecrement(long volatile *_Addend); +static __inline__ +short _InterlockedDecrement16(short volatile *_Addend); +long _InterlockedExchange(long volatile *_Target, long _Value); +static __inline__ +short _InterlockedExchange16(short volatile *_Target, short _Value); +static __inline__ +char _InterlockedExchange8(char volatile *_Target, char _Value); +static __inline__ +long __cdecl _InterlockedExchangeAdd(long volatile *_Addend, long _Value); +long _InterlockedExchangeAdd_HLEAcquire(long volatile *, long); +long _InterlockedExchangeAdd_HLERelease(long volatile *, long); +static __inline__ +short _InterlockedExchangeAdd16(short volatile *_Addend, short _Value); +__int64 _InterlockedExchangeAdd64_HLEAcquire(__int64 volatile *, __int64); +__int64 _InterlockedExchangeAdd64_HLERelease(__int64 volatile *, __int64); +static __inline__ +char _InterlockedExchangeAdd8(char volatile *_Addend, char _Value); +static __inline__ +long __cdecl _InterlockedIncrement(long volatile *_Addend); +static __inline__ +short _InterlockedIncrement16(short volatile *_Addend); +static __inline__ +long _InterlockedOr(long volatile *_Value, long _Mask); +static __inline__ +short _InterlockedOr16(short volatile *_Value, short _Mask); +static __inline__ +char _InterlockedOr8(char volatile *_Value, char _Mask); +static __inline__ +long _InterlockedXor(long volatile *_Value, long _Mask); +static __inline__ +short _InterlockedXor16(short volatile *_Value, short _Mask); +static __inline__ +char _InterlockedXor8(char volatile *_Value, char _Mask); +void __cdecl _invpcid(unsigned int, void *); +static __inline__ +unsigned long __cdecl _lrotl(unsigned long, int); +static __inline__ +unsigned long __cdecl _lrotr(unsigned long, int); +static __inline__ +static __inline__ +void _ReadBarrier(void); +static __inline__ +void _ReadWriteBarrier(void); +static __inline__ +void *_ReturnAddress(void); +unsigned int _rorx_u32(unsigned int, const unsigned int); +static __inline__ +unsigned int __cdecl _rotl(unsigned int _Value, int _Shift); +static __inline__ +unsigned short _rotl16(unsigned short _Value, unsigned char _Shift); +static __inline__ +unsigned __int64 __cdecl _rotl64(unsigned __int64 _Value, int _Shift); +static __inline__ +unsigned char _rotl8(unsigned char _Value, unsigned char _Shift); +static __inline__ +unsigned int __cdecl _rotr(unsigned int _Value, int _Shift); +static __inline__ +unsigned short _rotr16(unsigned short _Value, unsigned char _Shift); +static __inline__ +unsigned __int64 __cdecl _rotr64(unsigned __int64 _Value, int _Shift); +static __inline__ +unsigned char _rotr8(unsigned char _Value, unsigned char _Shift); +int _sarx_i32(int, unsigned int); +#if __STDC_HOSTED__ +int __cdecl _setjmp(jmp_buf); +#endif +unsigned int _shlx_u32(unsigned int, unsigned int); +unsigned int _shrx_u32(unsigned int, unsigned int); +void _Store_HLERelease(long volatile *, long); +void _Store64_HLERelease(__int64 volatile *, __int64); +void _StorePointer_HLERelease(void *volatile *, void *); +static __inline__ +void _WriteBarrier(void); +unsigned __int32 xbegin(void); +void _xend(void); +static __inline__ +#define _XCR_XFEATURE_ENABLED_MASK 0 +unsigned __int64 __cdecl _xgetbv(unsigned int); +void __cdecl _xsetbv(unsigned int, unsigned __int64); + +/* These additional intrinsics are turned on in x64/amd64/x86_64 mode. */ +#ifdef __x86_64__ +void __addgsbyte(unsigned long, unsigned char); +void __addgsdword(unsigned long, unsigned long); +void __addgsqword(unsigned long, unsigned __int64); +void __addgsword(unsigned long, unsigned short); +static __inline__ +void __faststorefence(void); +void __incgsbyte(unsigned long); +void __incgsdword(unsigned long); +void __incgsqword(unsigned long); +void __incgsword(unsigned long); +unsigned char __lwpins64(unsigned __int64, unsigned int, unsigned int); +void __lwpval64(unsigned __int64, unsigned int, unsigned int); +unsigned __int64 __lzcnt64(unsigned __int64); +static __inline__ +void __movsq(unsigned long long *, unsigned long long const *, size_t); +__int64 __mulh(__int64, __int64); +static __inline__ +unsigned __int64 __popcnt64(unsigned __int64); +static __inline__ +unsigned char __readgsbyte(unsigned long); +static __inline__ +unsigned long __readgsdword(unsigned long); +static __inline__ +unsigned __int64 __readgsqword(unsigned long); +unsigned short __readgsword(unsigned long); +unsigned __int64 __shiftleft128(unsigned __int64 _LowPart, + unsigned __int64 _HighPart, + unsigned char _Shift); +unsigned __int64 __shiftright128(unsigned __int64 _LowPart, + unsigned __int64 _HighPart, + unsigned char _Shift); +static __inline__ +void __stosq(unsigned __int64 *, unsigned __int64, size_t); +unsigned char __vmx_on(unsigned __int64 *); +unsigned char __vmx_vmclear(unsigned __int64 *); +unsigned char __vmx_vmlaunch(void); +unsigned char __vmx_vmptrld(unsigned __int64 *); +unsigned char __vmx_vmread(size_t, size_t *); +unsigned char __vmx_vmresume(void); +unsigned char __vmx_vmwrite(size_t, size_t); +void __writegsbyte(unsigned long, unsigned char); +void __writegsdword(unsigned long, unsigned long); +void __writegsqword(unsigned long, unsigned __int64); +void __writegsword(unsigned long, unsigned short); +static __inline__ +unsigned char _BitScanForward64(unsigned long *_Index, unsigned __int64 _Mask); +static __inline__ +unsigned char _BitScanReverse64(unsigned long *_Index, unsigned __int64 _Mask); +static __inline__ +unsigned char _bittest64(__int64 const *, __int64); +static __inline__ +unsigned char _bittestandcomplement64(__int64 *, __int64); +static __inline__ +unsigned char _bittestandreset64(__int64 *, __int64); +static __inline__ +unsigned char _bittestandset64(__int64 *, __int64); +unsigned __int64 __cdecl _byteswap_uint64(unsigned __int64); +long _InterlockedAnd_np(long volatile *_Value, long _Mask); +short _InterlockedAnd16_np(short volatile *_Value, short _Mask); +__int64 _InterlockedAnd64_np(__int64 volatile *_Value, __int64 _Mask); +char _InterlockedAnd8_np(char volatile *_Value, char _Mask); +unsigned char _interlockedbittestandreset64(__int64 volatile *, __int64); +static __inline__ +unsigned char _interlockedbittestandset64(__int64 volatile *, __int64); +long _InterlockedCompareExchange_np(long volatile *_Destination, long _Exchange, + long _Comparand); +unsigned char _InterlockedCompareExchange128(__int64 volatile *_Destination, + __int64 _ExchangeHigh, + __int64 _ExchangeLow, + __int64 *_CompareandResult); +unsigned char _InterlockedCompareExchange128_np(__int64 volatile *_Destination, + __int64 _ExchangeHigh, + __int64 _ExchangeLow, + __int64 *_ComparandResult); +short _InterlockedCompareExchange16_np(short volatile *_Destination, + short _Exchange, short _Comparand); +__int64 _InterlockedCompareExchange64_HLEAcquire(__int64 volatile *, __int64, + __int64); +__int64 _InterlockedCompareExchange64_HLERelease(__int64 volatile *, __int64, + __int64); +__int64 _InterlockedCompareExchange64_np(__int64 volatile *_Destination, + __int64 _Exchange, __int64 _Comparand); +void *_InterlockedCompareExchangePointer(void *volatile *_Destination, + void *_Exchange, void *_Comparand); +void *_InterlockedCompareExchangePointer_np(void *volatile *_Destination, + void *_Exchange, void *_Comparand); +static __inline__ +__int64 _InterlockedDecrement64(__int64 volatile *_Addend); +static __inline__ +__int64 _InterlockedExchange64(__int64 volatile *_Target, __int64 _Value); +static __inline__ +__int64 _InterlockedExchangeAdd64(__int64 volatile *_Addend, __int64 _Value); +void *_InterlockedExchangePointer(void *volatile *_Target, void *_Value); +static __inline__ +__int64 _InterlockedIncrement64(__int64 volatile *_Addend); +long _InterlockedOr_np(long volatile *_Value, long _Mask); +short _InterlockedOr16_np(short volatile *_Value, short _Mask); +static __inline__ +__int64 _InterlockedOr64(__int64 volatile *_Value, __int64 _Mask); +__int64 _InterlockedOr64_np(__int64 volatile *_Value, __int64 _Mask); +char _InterlockedOr8_np(char volatile *_Value, char _Mask); +long _InterlockedXor_np(long volatile *_Value, long _Mask); +short _InterlockedXor16_np(short volatile *_Value, short _Mask); +static __inline__ +__int64 _InterlockedXor64(__int64 volatile *_Value, __int64 _Mask); +__int64 _InterlockedXor64_np(__int64 volatile *_Value, __int64 _Mask); +char _InterlockedXor8_np(char volatile *_Value, char _Mask); +static __inline__ +__int64 _mul128(__int64 _Multiplier, __int64 _Multiplicand, + __int64 *_HighProduct); +unsigned __int64 _rorx_u64(unsigned __int64, const unsigned int); +__int64 _sarx_i64(__int64, unsigned int); +#if __STDC_HOSTED__ +int __cdecl _setjmpex(jmp_buf); +#endif +unsigned __int64 _shlx_u64(unsigned __int64, unsigned int); +unsigned __int64 _shrx_u64(unsigned __int64, unsigned int); +/* + * Multiply two 64-bit integers and obtain a 64-bit result. + * The low-half is returned directly and the high half is in an out parameter. + */ +static __inline__ unsigned __int64 __DEFAULT_FN_ATTRS +_umul128(unsigned __int64 _Multiplier, unsigned __int64 _Multiplicand, + unsigned __int64 *_HighProduct) { + unsigned __int128 _FullProduct = + (unsigned __int128)_Multiplier * (unsigned __int128)_Multiplicand; + *_HighProduct = _FullProduct >> 64; + return _FullProduct; +} +static __inline__ unsigned __int64 __DEFAULT_FN_ATTRS +__umulh(unsigned __int64 _Multiplier, unsigned __int64 _Multiplicand) { + unsigned __int128 _FullProduct = + (unsigned __int128)_Multiplier * (unsigned __int128)_Multiplicand; + return _FullProduct >> 64; +} + +#endif /* __x86_64__ */ + +/*----------------------------------------------------------------------------*\ +|* Multiplication +\*----------------------------------------------------------------------------*/ +static __inline__ __int64 __DEFAULT_FN_ATTRS +__emul(int __in1, int __in2) { + return (__int64)__in1 * (__int64)__in2; +} +static __inline__ unsigned __int64 __DEFAULT_FN_ATTRS +__emulu(unsigned int __in1, unsigned int __in2) { + return (unsigned __int64)__in1 * (unsigned __int64)__in2; +} +/*----------------------------------------------------------------------------*\ +|* Bit Twiddling +\*----------------------------------------------------------------------------*/ +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_rotl8(unsigned char _Value, unsigned char _Shift) { + _Shift &= 0x7; + return _Shift ? (_Value << _Shift) | (_Value >> (8 - _Shift)) : _Value; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_rotr8(unsigned char _Value, unsigned char _Shift) { + _Shift &= 0x7; + return _Shift ? (_Value >> _Shift) | (_Value << (8 - _Shift)) : _Value; +} +static __inline__ unsigned short __DEFAULT_FN_ATTRS +_rotl16(unsigned short _Value, unsigned char _Shift) { + _Shift &= 0xf; + return _Shift ? (_Value << _Shift) | (_Value >> (16 - _Shift)) : _Value; +} +static __inline__ unsigned short __DEFAULT_FN_ATTRS +_rotr16(unsigned short _Value, unsigned char _Shift) { + _Shift &= 0xf; + return _Shift ? (_Value >> _Shift) | (_Value << (16 - _Shift)) : _Value; +} +static __inline__ unsigned int __DEFAULT_FN_ATTRS +_rotl(unsigned int _Value, int _Shift) { + _Shift &= 0x1f; + return _Shift ? (_Value << _Shift) | (_Value >> (32 - _Shift)) : _Value; +} +static __inline__ unsigned int __DEFAULT_FN_ATTRS +_rotr(unsigned int _Value, int _Shift) { + _Shift &= 0x1f; + return _Shift ? (_Value >> _Shift) | (_Value << (32 - _Shift)) : _Value; +} +static __inline__ unsigned long __DEFAULT_FN_ATTRS +_lrotl(unsigned long _Value, int _Shift) { + _Shift &= 0x1f; + return _Shift ? (_Value << _Shift) | (_Value >> (32 - _Shift)) : _Value; +} +static __inline__ unsigned long __DEFAULT_FN_ATTRS +_lrotr(unsigned long _Value, int _Shift) { + _Shift &= 0x1f; + return _Shift ? (_Value >> _Shift) | (_Value << (32 - _Shift)) : _Value; +} +static +__inline__ unsigned __int64 __DEFAULT_FN_ATTRS +_rotl64(unsigned __int64 _Value, int _Shift) { + _Shift &= 0x3f; + return _Shift ? (_Value << _Shift) | (_Value >> (64 - _Shift)) : _Value; +} +static +__inline__ unsigned __int64 __DEFAULT_FN_ATTRS +_rotr64(unsigned __int64 _Value, int _Shift) { + _Shift &= 0x3f; + return _Shift ? (_Value >> _Shift) | (_Value << (64 - _Shift)) : _Value; +} +/*----------------------------------------------------------------------------*\ +|* Bit Counting and Testing +\*----------------------------------------------------------------------------*/ +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_BitScanForward(unsigned long *_Index, unsigned long _Mask) { + if (!_Mask) + return 0; + *_Index = __builtin_ctzl(_Mask); + return 1; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_BitScanReverse(unsigned long *_Index, unsigned long _Mask) { + if (!_Mask) + return 0; + *_Index = 31 - __builtin_clzl(_Mask); + return 1; +} +static __inline__ unsigned short __DEFAULT_FN_ATTRS +__popcnt16(unsigned short _Value) { + return __builtin_popcount((int)_Value); +} +static __inline__ unsigned int __DEFAULT_FN_ATTRS +__popcnt(unsigned int _Value) { + return __builtin_popcount(_Value); +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_bittest(long const *_BitBase, long _BitPos) { + return (*_BitBase >> _BitPos) & 1; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_bittestandcomplement(long *_BitBase, long _BitPos) { + unsigned char _Res = (*_BitBase >> _BitPos) & 1; + *_BitBase = *_BitBase ^ (1 << _BitPos); + return _Res; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_bittestandreset(long *_BitBase, long _BitPos) { + unsigned char _Res = (*_BitBase >> _BitPos) & 1; + *_BitBase = *_BitBase & ~(1 << _BitPos); + return _Res; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_bittestandset(long *_BitBase, long _BitPos) { + unsigned char _Res = (*_BitBase >> _BitPos) & 1; + *_BitBase = *_BitBase | (1 << _BitPos); + return _Res; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_interlockedbittestandset(long volatile *_BitBase, long _BitPos) { + long _PrevVal = __atomic_fetch_or(_BitBase, 1l << _BitPos, __ATOMIC_SEQ_CST); + return (_PrevVal >> _BitPos) & 1; +} +#ifdef __x86_64__ +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_BitScanForward64(unsigned long *_Index, unsigned __int64 _Mask) { + if (!_Mask) + return 0; + *_Index = __builtin_ctzll(_Mask); + return 1; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_BitScanReverse64(unsigned long *_Index, unsigned __int64 _Mask) { + if (!_Mask) + return 0; + *_Index = 63 - __builtin_clzll(_Mask); + return 1; +} +static __inline__ +unsigned __int64 __DEFAULT_FN_ATTRS +__popcnt64(unsigned __int64 _Value) { + return __builtin_popcountll(_Value); +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_bittest64(__int64 const *_BitBase, __int64 _BitPos) { + return (*_BitBase >> _BitPos) & 1; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_bittestandcomplement64(__int64 *_BitBase, __int64 _BitPos) { + unsigned char _Res = (*_BitBase >> _BitPos) & 1; + *_BitBase = *_BitBase ^ (1ll << _BitPos); + return _Res; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_bittestandreset64(__int64 *_BitBase, __int64 _BitPos) { + unsigned char _Res = (*_BitBase >> _BitPos) & 1; + *_BitBase = *_BitBase & ~(1ll << _BitPos); + return _Res; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_bittestandset64(__int64 *_BitBase, __int64 _BitPos) { + unsigned char _Res = (*_BitBase >> _BitPos) & 1; + *_BitBase = *_BitBase | (1ll << _BitPos); + return _Res; +} +static __inline__ unsigned char __DEFAULT_FN_ATTRS +_interlockedbittestandset64(__int64 volatile *_BitBase, __int64 _BitPos) { + long long _PrevVal = + __atomic_fetch_or(_BitBase, 1ll << _BitPos, __ATOMIC_SEQ_CST); + return (_PrevVal >> _BitPos) & 1; +} +#endif +/*----------------------------------------------------------------------------*\ +|* Interlocked Exchange Add +\*----------------------------------------------------------------------------*/ +static __inline__ char __DEFAULT_FN_ATTRS +_InterlockedExchangeAdd8(char volatile *_Addend, char _Value) { + return __atomic_fetch_add(_Addend, _Value, __ATOMIC_SEQ_CST); +} +static __inline__ short __DEFAULT_FN_ATTRS +_InterlockedExchangeAdd16(short volatile *_Addend, short _Value) { + return __atomic_fetch_add(_Addend, _Value, __ATOMIC_SEQ_CST); +} +#ifdef __x86_64__ +static __inline__ __int64 __DEFAULT_FN_ATTRS +_InterlockedExchangeAdd64(__int64 volatile *_Addend, __int64 _Value) { + return __atomic_fetch_add(_Addend, _Value, __ATOMIC_SEQ_CST); +} +#endif +/*----------------------------------------------------------------------------*\ +|* Interlocked Exchange Sub +\*----------------------------------------------------------------------------*/ +static __inline__ char __DEFAULT_FN_ATTRS +_InterlockedExchangeSub8(char volatile *_Subend, char _Value) { + return __atomic_fetch_sub(_Subend, _Value, __ATOMIC_SEQ_CST); +} +static __inline__ short __DEFAULT_FN_ATTRS +_InterlockedExchangeSub16(short volatile *_Subend, short _Value) { + return __atomic_fetch_sub(_Subend, _Value, __ATOMIC_SEQ_CST); +} +static __inline__ long __DEFAULT_FN_ATTRS +_InterlockedExchangeSub(long volatile *_Subend, long _Value) { + return __atomic_fetch_sub(_Subend, _Value, __ATOMIC_SEQ_CST); +} +#ifdef __x86_64__ +static __inline__ __int64 __DEFAULT_FN_ATTRS +_InterlockedExchangeSub64(__int64 volatile *_Subend, __int64 _Value) { + return __atomic_fetch_sub(_Subend, _Value, __ATOMIC_SEQ_CST); +} +#endif +/*----------------------------------------------------------------------------*\ +|* Interlocked Increment +\*----------------------------------------------------------------------------*/ +static __inline__ short __DEFAULT_FN_ATTRS +_InterlockedIncrement16(short volatile *_Value) { + return __atomic_add_fetch(_Value, 1, __ATOMIC_SEQ_CST); +} +#ifdef __x86_64__ +static __inline__ __int64 __DEFAULT_FN_ATTRS +_InterlockedIncrement64(__int64 volatile *_Value) { + return __atomic_add_fetch(_Value, 1, __ATOMIC_SEQ_CST); +} +#endif +/*----------------------------------------------------------------------------*\ +|* Interlocked Decrement +\*----------------------------------------------------------------------------*/ +static __inline__ short __DEFAULT_FN_ATTRS +_InterlockedDecrement16(short volatile *_Value) { + return __atomic_sub_fetch(_Value, 1, __ATOMIC_SEQ_CST); +} +#ifdef __x86_64__ +static __inline__ __int64 __DEFAULT_FN_ATTRS +_InterlockedDecrement64(__int64 volatile *_Value) { + return __atomic_sub_fetch(_Value, 1, __ATOMIC_SEQ_CST); +} +#endif +/*----------------------------------------------------------------------------*\ +|* Interlocked And +\*----------------------------------------------------------------------------*/ +static __inline__ char __DEFAULT_FN_ATTRS +_InterlockedAnd8(char volatile *_Value, char _Mask) { + return __atomic_and_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +static __inline__ short __DEFAULT_FN_ATTRS +_InterlockedAnd16(short volatile *_Value, short _Mask) { + return __atomic_and_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +static __inline__ long __DEFAULT_FN_ATTRS +_InterlockedAnd(long volatile *_Value, long _Mask) { + return __atomic_and_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +#ifdef __x86_64__ +static __inline__ __int64 __DEFAULT_FN_ATTRS +_InterlockedAnd64(__int64 volatile *_Value, __int64 _Mask) { + return __atomic_and_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +#endif +/*----------------------------------------------------------------------------*\ +|* Interlocked Or +\*----------------------------------------------------------------------------*/ +static __inline__ char __DEFAULT_FN_ATTRS +_InterlockedOr8(char volatile *_Value, char _Mask) { + return __atomic_or_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +static __inline__ short __DEFAULT_FN_ATTRS +_InterlockedOr16(short volatile *_Value, short _Mask) { + return __atomic_or_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +static __inline__ long __DEFAULT_FN_ATTRS +_InterlockedOr(long volatile *_Value, long _Mask) { + return __atomic_or_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +#ifdef __x86_64__ +static __inline__ __int64 __DEFAULT_FN_ATTRS +_InterlockedOr64(__int64 volatile *_Value, __int64 _Mask) { + return __atomic_or_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +#endif +/*----------------------------------------------------------------------------*\ +|* Interlocked Xor +\*----------------------------------------------------------------------------*/ +static __inline__ char __DEFAULT_FN_ATTRS +_InterlockedXor8(char volatile *_Value, char _Mask) { + return __atomic_xor_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +static __inline__ short __DEFAULT_FN_ATTRS +_InterlockedXor16(short volatile *_Value, short _Mask) { + return __atomic_xor_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +static __inline__ long __DEFAULT_FN_ATTRS +_InterlockedXor(long volatile *_Value, long _Mask) { + return __atomic_xor_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +#ifdef __x86_64__ +static __inline__ __int64 __DEFAULT_FN_ATTRS +_InterlockedXor64(__int64 volatile *_Value, __int64 _Mask) { + return __atomic_xor_fetch(_Value, _Mask, __ATOMIC_SEQ_CST); +} +#endif +/*----------------------------------------------------------------------------*\ +|* Interlocked Exchange +\*----------------------------------------------------------------------------*/ +static __inline__ char __DEFAULT_FN_ATTRS +_InterlockedExchange8(char volatile *_Target, char _Value) { + __atomic_exchange(_Target, &_Value, &_Value, __ATOMIC_SEQ_CST); + return _Value; +} +static __inline__ short __DEFAULT_FN_ATTRS +_InterlockedExchange16(short volatile *_Target, short _Value) { + __atomic_exchange(_Target, &_Value, &_Value, __ATOMIC_SEQ_CST); + return _Value; +} +#ifdef __x86_64__ +static __inline__ __int64 __DEFAULT_FN_ATTRS +_InterlockedExchange64(__int64 volatile *_Target, __int64 _Value) { + __atomic_exchange(_Target, &_Value, &_Value, __ATOMIC_SEQ_CST); + return _Value; +} +#endif +/*----------------------------------------------------------------------------*\ +|* Interlocked Compare Exchange +\*----------------------------------------------------------------------------*/ +static __inline__ char __DEFAULT_FN_ATTRS +_InterlockedCompareExchange8(char volatile *_Destination, + char _Exchange, char _Comparand) { + __atomic_compare_exchange(_Destination, &_Comparand, &_Exchange, 0, + __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST); + return _Comparand; +} +static __inline__ short __DEFAULT_FN_ATTRS +_InterlockedCompareExchange16(short volatile *_Destination, + short _Exchange, short _Comparand) { + __atomic_compare_exchange(_Destination, &_Comparand, &_Exchange, 0, + __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST); + return _Comparand; +} +static __inline__ __int64 __DEFAULT_FN_ATTRS +_InterlockedCompareExchange64(__int64 volatile *_Destination, + __int64 _Exchange, __int64 _Comparand) { + __atomic_compare_exchange(_Destination, &_Comparand, &_Exchange, 0, + __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST); + return _Comparand; +} +/*----------------------------------------------------------------------------*\ +|* Barriers +\*----------------------------------------------------------------------------*/ +static __inline__ void __DEFAULT_FN_ATTRS +__attribute__((__deprecated__("use other intrinsics or C++11 atomics instead"))) +_ReadWriteBarrier(void) { + __atomic_signal_fence(__ATOMIC_SEQ_CST); +} +static __inline__ void __DEFAULT_FN_ATTRS +__attribute__((__deprecated__("use other intrinsics or C++11 atomics instead"))) +_ReadBarrier(void) { + __atomic_signal_fence(__ATOMIC_SEQ_CST); +} +static __inline__ void __DEFAULT_FN_ATTRS +__attribute__((__deprecated__("use other intrinsics or C++11 atomics instead"))) +_WriteBarrier(void) { + __atomic_signal_fence(__ATOMIC_SEQ_CST); +} +#ifdef __x86_64__ +static __inline__ void __DEFAULT_FN_ATTRS +__faststorefence(void) { + __atomic_thread_fence(__ATOMIC_SEQ_CST); +} +#endif +/*----------------------------------------------------------------------------*\ +|* readfs, readgs +|* (Pointers in address space #256 and #257 are relative to the GS and FS +|* segment registers, respectively.) +\*----------------------------------------------------------------------------*/ +#define __ptr_to_addr_space(__addr_space_nbr, __type, __offset) \ + ((volatile __type __attribute__((__address_space__(__addr_space_nbr)))*) \ + (__offset)) + +#ifdef __i386__ +static __inline__ unsigned char __DEFAULT_FN_ATTRS +__readfsbyte(unsigned long __offset) { + return *__ptr_to_addr_space(257, unsigned char, __offset); +} +static __inline__ unsigned __int64 __DEFAULT_FN_ATTRS +__readfsqword(unsigned long __offset) { + return *__ptr_to_addr_space(257, unsigned __int64, __offset); +} +static __inline__ unsigned short __DEFAULT_FN_ATTRS +__readfsword(unsigned long __offset) { + return *__ptr_to_addr_space(257, unsigned short, __offset); +} +#endif +#ifdef __x86_64__ +static __inline__ unsigned char __DEFAULT_FN_ATTRS +__readgsbyte(unsigned long __offset) { + return *__ptr_to_addr_space(256, unsigned char, __offset); +} +static __inline__ unsigned long __DEFAULT_FN_ATTRS +__readgsdword(unsigned long __offset) { + return *__ptr_to_addr_space(256, unsigned long, __offset); +} +static __inline__ unsigned __int64 __DEFAULT_FN_ATTRS +__readgsqword(unsigned long __offset) { + return *__ptr_to_addr_space(256, unsigned __int64, __offset); +} +static __inline__ unsigned short __DEFAULT_FN_ATTRS +__readgsword(unsigned long __offset) { + return *__ptr_to_addr_space(256, unsigned short, __offset); +} +#endif +#undef __ptr_to_addr_space +/*----------------------------------------------------------------------------*\ +|* movs, stos +\*----------------------------------------------------------------------------*/ +#if defined(__i386__) || defined(__x86_64__) +static __inline__ void __DEFAULT_FN_ATTRS +__movsb(unsigned char *__dst, unsigned char const *__src, size_t __n) { + __asm__("rep movsb" : : "D"(__dst), "S"(__src), "c"(__n) + : "%edi", "%esi", "%ecx"); +} +static __inline__ void __DEFAULT_FN_ATTRS +__movsd(unsigned long *__dst, unsigned long const *__src, size_t __n) { + __asm__("rep movsl" : : "D"(__dst), "S"(__src), "c"(__n) + : "%edi", "%esi", "%ecx"); +} +static __inline__ void __DEFAULT_FN_ATTRS +__movsw(unsigned short *__dst, unsigned short const *__src, size_t __n) { + __asm__("rep movsw" : : "D"(__dst), "S"(__src), "c"(__n) + : "%edi", "%esi", "%ecx"); +} +static __inline__ void __DEFAULT_FN_ATTRS +__stosb(unsigned char *__dst, unsigned char __x, size_t __n) { + __asm__("rep stosb" : : "D"(__dst), "a"(__x), "c"(__n) + : "%edi", "%ecx"); +} +static __inline__ void __DEFAULT_FN_ATTRS +__stosd(unsigned long *__dst, unsigned long __x, size_t __n) { + __asm__("rep stosl" : : "D"(__dst), "a"(__x), "c"(__n) + : "%edi", "%ecx"); +} +static __inline__ void __DEFAULT_FN_ATTRS +__stosw(unsigned short *__dst, unsigned short __x, size_t __n) { + __asm__("rep stosw" : : "D"(__dst), "a"(__x), "c"(__n) + : "%edi", "%ecx"); +} +#endif +#ifdef __x86_64__ +static __inline__ void __DEFAULT_FN_ATTRS +__movsq(unsigned long long *__dst, unsigned long long const *__src, size_t __n) { + __asm__("rep movsq" : : "D"(__dst), "S"(__src), "c"(__n) + : "%edi", "%esi", "%ecx"); +} +static __inline__ void __DEFAULT_FN_ATTRS +__stosq(unsigned __int64 *__dst, unsigned __int64 __x, size_t __n) { + __asm__("rep stosq" : : "D"(__dst), "a"(__x), "c"(__n) + : "%edi", "%ecx"); +} +#endif + +/*----------------------------------------------------------------------------*\ +|* Misc +\*----------------------------------------------------------------------------*/ +static __inline__ void * __DEFAULT_FN_ATTRS +_AddressOfReturnAddress(void) { + return (void*)((char*)__builtin_frame_address(0) + sizeof(void*)); +} +static __inline__ void * __DEFAULT_FN_ATTRS +_ReturnAddress(void) { + return __builtin_return_address(0); +} +#if defined(__i386__) || defined(__x86_64__) +static __inline__ void __DEFAULT_FN_ATTRS +__cpuid(int __info[4], int __level) { + __asm__ ("cpuid" : "=a"(__info[0]), "=b" (__info[1]), "=c"(__info[2]), "=d"(__info[3]) + : "a"(__level)); +} +static __inline__ void __DEFAULT_FN_ATTRS +__cpuidex(int __info[4], int __level, int __ecx) { + __asm__ ("cpuid" : "=a"(__info[0]), "=b" (__info[1]), "=c"(__info[2]), "=d"(__info[3]) + : "a"(__level), "c"(__ecx)); +} +static __inline__ unsigned __int64 __cdecl __DEFAULT_FN_ATTRS +_xgetbv(unsigned int __xcr_no) { + unsigned int __eax, __edx; + __asm__ ("xgetbv" : "=a" (__eax), "=d" (__edx) : "c" (__xcr_no)); + return ((unsigned __int64)__edx << 32) | __eax; +} +static __inline__ void __DEFAULT_FN_ATTRS +__halt(void) { + __asm__ volatile ("hlt"); +} +#endif + +/*----------------------------------------------------------------------------*\ +|* Privileged intrinsics +\*----------------------------------------------------------------------------*/ +#if defined(__i386__) || defined(__x86_64__) +static __inline__ unsigned __int64 __DEFAULT_FN_ATTRS +__readmsr(unsigned long __register) { + // Loads the contents of a 64-bit model specific register (MSR) specified in + // the ECX register into registers EDX:EAX. The EDX register is loaded with + // the high-order 32 bits of the MSR and the EAX register is loaded with the + // low-order 32 bits. If less than 64 bits are implemented in the MSR being + // read, the values returned to EDX:EAX in unimplemented bit locations are + // undefined. + unsigned long __edx; + unsigned long __eax; + __asm__ ("rdmsr" : "=d"(__edx), "=a"(__eax) : "c"(__register)); + return (((unsigned __int64)__edx) << 32) | (unsigned __int64)__eax; +} + +static __inline__ unsigned long __DEFAULT_FN_ATTRS +__readcr3(void) { + unsigned long __cr3_val; + __asm__ __volatile__ ("mov %%cr3, %0" : "=q"(__cr3_val) : : "memory"); + return __cr3_val; +} + +static __inline__ void __DEFAULT_FN_ATTRS +__writecr3(unsigned int __cr3_val) { + __asm__ ("mov %0, %%cr3" : : "q"(__cr3_val) : "memory"); +} +#endif + +#ifdef __cplusplus +} +#endif + +#undef __DEFAULT_FN_ATTRS + +#endif /* __INTRIN_H */ +#endif /* _MSC_VER */ |
