| /* ===-------- 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. */ |
| #include <x86intrin.h> |
| |
| /* For the definition of jmp_buf. */ |
| #include <setjmp.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* And the random ones that aren't in those files. */ |
| __m64 _m_from_float(float); |
| __m64 _m_from_int(int _l); |
| void _m_prefetch(void *); |
| float _m_to_float(__m64); |
| int _m_to_int(__m64 _M); |
| |
| /* 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); |
| unsigned int _andn_u32(unsigned int, unsigned int); |
| unsigned int _bextr_u32(unsigned int, unsigned int, unsigned int); |
| unsigned int _bextri_u32(unsigned int, unsigned int); |
| 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 int _blcfill_u32(unsigned int); |
| unsigned int _blci_u32(unsigned int); |
| unsigned int _blcic_u32(unsigned int); |
| unsigned int _blcmsk_u32(unsigned int); |
| unsigned int _blcs_u32(unsigned int); |
| unsigned int _blsfill_u32(unsigned int); |
| unsigned int _blsi_u32(unsigned int); |
| unsigned int _blsic_u32(unsigned int); |
| unsigned int _blsmsk_u32(unsigned int); |
| unsigned int _blsr_u32(unsigned int); |
| unsigned __int64 __cdecl _byteswap_uint64(unsigned __int64); |
| unsigned long __cdecl _byteswap_ulong(unsigned long); |
| unsigned short __cdecl _byteswap_ushort(unsigned short); |
| unsigned _bzhi_u32(unsigned int, unsigned int); |
| void __cdecl _disable(void); |
| void __cdecl _enable(void); |
| void __cdecl _fxrstor(void const *); |
| void __cdecl _fxsave(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); |
| static __inline__ |
| long __cdecl _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__ |
| unsigned int _lzcnt_u32(unsigned int); |
| static __inline__ |
| void _ReadBarrier(void); |
| static __inline__ |
| void _ReadWriteBarrier(void); |
| static __inline__ |
| void *_ReturnAddress(void); |
| unsigned int _rorx_u32(unsigned int, const unsigned int); |
| int __cdecl _rdrand16_step(unsigned short *); |
| int __cdecl _rdrand32_step(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); |
| int __cdecl _setjmp(jmp_buf); |
| 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 *); |
| unsigned int _t1mskc_u32(unsigned int); |
| unsigned int _tzcnt_u32(unsigned int); |
| unsigned int _tzmsk_u32(unsigned int); |
| static __inline__ |
| void _WriteBarrier(void); |
| void _xabort(const unsigned int imm); |
| unsigned __int32 xbegin(void); |
| void _xend(void); |
| static __inline__ |
| unsigned __int64 __cdecl _xgetbv(unsigned int); |
| void __cdecl _xrstor(void const *, unsigned __int64); |
| void __cdecl _xsave(void *, unsigned __int64); |
| void __cdecl _xsaveopt(void *, unsigned __int64); |
| void __cdecl _xsetbv(unsigned int, unsigned __int64); |
| unsigned char _xtest(void); |
| |
| /* 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 __int64 __umulh(unsigned __int64, unsigned __int64); |
| 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); |
| unsigned __int64 _andn_u64(unsigned __int64, unsigned __int64); |
| unsigned __int64 _bextr_u64(unsigned __int64, unsigned int, unsigned int); |
| unsigned __int64 _bextri_u64(unsigned __int64, unsigned int); |
| 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 _blcfill_u64(unsigned __int64); |
| unsigned __int64 _blci_u64(unsigned __int64); |
| unsigned __int64 _blcic_u64(unsigned __int64); |
| unsigned __int64 _blcmsk_u64(unsigned __int64); |
| unsigned __int64 _blcs_u64(unsigned __int64); |
| unsigned __int64 _blsfill_u64(unsigned __int64); |
| unsigned __int64 _blsi_u64(unsigned __int64); |
| unsigned __int64 _blsic_u64(unsigned __int64); |
| unsigned __int64 _blsmsk_u64(unsigned __int64); |
| unsigned __int64 _blsr_u64(unsigned __int64); |
| unsigned __int64 __cdecl _byteswap_uint64(unsigned __int64); |
| unsigned __int64 _bzhi_u64(unsigned __int64, unsigned int); |
| void __cdecl _fxrstor64(void const *); |
| void __cdecl _fxsave64(void *); |
| 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); |
| static __inline__ |
| 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); |
| static __inline__ |
| 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__ |
| unsigned __int64 _lzcnt_u64(unsigned __int64); |
| __int64 _mul128(__int64 _Multiplier, __int64 _Multiplicand, |
| __int64 *_HighProduct); |
| unsigned int __cdecl _readfsbase_u32(void); |
| unsigned __int64 __cdecl _readfsbase_u64(void); |
| unsigned int __cdecl _readgsbase_u32(void); |
| unsigned __int64 __cdecl _readgsbase_u64(void); |
| unsigned __int64 _rorx_u64(unsigned __int64, const unsigned int); |
| __int64 _sarx_i64(__int64, unsigned int); |
| /* FIXME: Need definition for jmp_buf. |
| int __cdecl _setjmpex(jmp_buf); */ |
| unsigned __int64 _shlx_u64(unsigned __int64, unsigned int); |
| unsigned __int64 shrx_u64(unsigned __int64, unsigned int); |
| unsigned __int64 _tzcnt_u64(unsigned __int64); |
| unsigned __int64 _tzmsk_u64(unsigned __int64); |
| unsigned __int64 _umul128(unsigned __int64 _Multiplier, |
| unsigned __int64 _Multiplicand, |
| unsigned __int64 *_HighProduct); |
| void __cdecl _writefsbase_u32(unsigned int); |
| void _cdecl _writefsbase_u64(unsigned __int64); |
| void __cdecl _writegsbase_u32(unsigned int); |
| void __cdecl _writegsbase_u64(unsigned __int64); |
| void __cdecl _xrstor64(void const *, unsigned __int64); |
| void __cdecl _xsave64(void *, unsigned __int64); |
| void __cdecl _xsaveopt64(void *, unsigned __int64); |
| |
| #endif /* __x86_64__ */ |
| |
| /*----------------------------------------------------------------------------*\ |
| |* Bit Twiddling |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _rotl8(unsigned char _Value, unsigned char _Shift) { |
| _Shift &= 0x7; |
| return _Shift ? (_Value << _Shift) | (_Value >> (8 - _Shift)) : _Value; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _rotr8(unsigned char _Value, unsigned char _Shift) { |
| _Shift &= 0x7; |
| return _Shift ? (_Value >> _Shift) | (_Value << (8 - _Shift)) : _Value; |
| } |
| static __inline__ unsigned short __attribute__((__always_inline__, __nodebug__)) |
| _rotl16(unsigned short _Value, unsigned char _Shift) { |
| _Shift &= 0xf; |
| return _Shift ? (_Value << _Shift) | (_Value >> (16 - _Shift)) : _Value; |
| } |
| static __inline__ unsigned short __attribute__((__always_inline__, __nodebug__)) |
| _rotr16(unsigned short _Value, unsigned char _Shift) { |
| _Shift &= 0xf; |
| return _Shift ? (_Value >> _Shift) | (_Value << (16 - _Shift)) : _Value; |
| } |
| static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) |
| _rotl(unsigned int _Value, int _Shift) { |
| _Shift &= 0x1f; |
| return _Shift ? (_Value << _Shift) | (_Value >> (32 - _Shift)) : _Value; |
| } |
| static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) |
| _rotr(unsigned int _Value, int _Shift) { |
| _Shift &= 0x1f; |
| return _Shift ? (_Value >> _Shift) | (_Value << (32 - _Shift)) : _Value; |
| } |
| static __inline__ unsigned long __attribute__((__always_inline__, __nodebug__)) |
| _lrotl(unsigned long _Value, int _Shift) { |
| _Shift &= 0x1f; |
| return _Shift ? (_Value << _Shift) | (_Value >> (32 - _Shift)) : _Value; |
| } |
| static __inline__ unsigned long __attribute__((__always_inline__, __nodebug__)) |
| _lrotr(unsigned long _Value, int _Shift) { |
| _Shift &= 0x1f; |
| return _Shift ? (_Value >> _Shift) | (_Value << (32 - _Shift)) : _Value; |
| } |
| static |
| __inline__ unsigned __int64 __attribute__((__always_inline__, __nodebug__)) |
| _rotl64(unsigned __int64 _Value, int _Shift) { |
| _Shift &= 0x3f; |
| return _Shift ? (_Value << _Shift) | (_Value >> (64 - _Shift)) : _Value; |
| } |
| static |
| __inline__ unsigned __int64 __attribute__((__always_inline__, __nodebug__)) |
| _rotr64(unsigned __int64 _Value, int _Shift) { |
| _Shift &= 0x3f; |
| return _Shift ? (_Value >> _Shift) | (_Value << (64 - _Shift)) : _Value; |
| } |
| /*----------------------------------------------------------------------------*\ |
| |* Bit Counting and Testing |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _BitScanForward(unsigned long *_Index, unsigned long _Mask) { |
| if (!_Mask) |
| return 0; |
| *_Index = __builtin_ctzl(_Mask); |
| return 1; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _BitScanReverse(unsigned long *_Index, unsigned long _Mask) { |
| if (!_Mask) |
| return 0; |
| *_Index = 31 - __builtin_clzl(_Mask); |
| return 1; |
| } |
| static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) |
| _lzcnt_u32(unsigned int a) { |
| if (!a) |
| return 32; |
| return __builtin_clzl(a); |
| } |
| static __inline__ unsigned short __attribute__((__always_inline__, __nodebug__)) |
| __popcnt16(unsigned short value) { |
| return __builtin_popcount((int)value); |
| } |
| static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) |
| __popcnt(unsigned int value) { |
| return __builtin_popcount(value); |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _bittest(long const *a, long b) { |
| return (*a >> b) & 1; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _bittestandcomplement(long *a, long b) { |
| unsigned char x = (*a >> b) & 1; |
| *a = *a ^ (1 << b); |
| return x; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _bittestandreset(long *a, long b) { |
| unsigned char x = (*a >> b) & 1; |
| *a = *a & ~(1 << b); |
| return x; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _bittestandset(long *a, long b) { |
| unsigned char x = (*a >> b) & 1; |
| *a = *a | (1 << b); |
| return x; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _interlockedbittestandset(long volatile *__BitBase, long __BitPos) { |
| unsigned char __Res; |
| __asm__ ("xor %0, %0\n" |
| "lock bts %2, %1\n" |
| "setc %0\n" |
| : "=r" (__Res), "+m"(*__BitBase) |
| : "Ir"(__BitPos)); |
| return __Res; |
| } |
| #ifdef __x86_64__ |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _BitScanForward64(unsigned long *_Index, unsigned __int64 _Mask) { |
| if (!_Mask) |
| return 0; |
| *_Index = __builtin_ctzll(_Mask); |
| return 1; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _BitScanReverse64(unsigned long *_Index, unsigned __int64 _Mask) { |
| if (!_Mask) |
| return 0; |
| *_Index = 63 - __builtin_clzll(_Mask); |
| return 1; |
| } |
| static |
| __inline__ unsigned __int64 __attribute__((__always_inline__, __nodebug__)) |
| _lzcnt_u64(unsigned __int64 a) { |
| if (!a) |
| return 64; |
| return __builtin_clzll(a); |
| } |
| static __inline__ |
| unsigned __int64 __attribute__((__always_inline__, __nodebug__)) |
| __popcnt64(unsigned __int64 value) { |
| return __builtin_popcountll(value); |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _bittest64(__int64 const *a, __int64 b) { |
| return (*a >> b) & 1; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _bittestandcomplement64(__int64 *a, __int64 b) { |
| unsigned char x = (*a >> b) & 1; |
| *a = *a ^ (1ll << b); |
| return x; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _bittestandreset64(__int64 *a, __int64 b) { |
| unsigned char x = (*a >> b) & 1; |
| *a = *a & ~(1ll << b); |
| return x; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _bittestandset64(__int64 *a, __int64 b) { |
| unsigned char x = (*a >> b) & 1; |
| *a = *a | (1ll << b); |
| return x; |
| } |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| _interlockedbittestandset64(__int64 volatile *__BitBase, __int64 __BitPos) { |
| unsigned char __Res; |
| __asm__ ("xor %0, %0\n" |
| "lock bts %2, %1\n" |
| "setc %0\n" |
| : "=r" (__Res), "+m"(*__BitBase) |
| : "Ir"(__BitPos)); |
| return __Res; |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Interlocked Exchange Add |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ char __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchangeAdd8(char volatile *_Addend, char _Value) { |
| return __atomic_add_fetch(_Addend, _Value, 0) - _Value; |
| } |
| static __inline__ short __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchangeAdd16(short volatile *_Addend, short _Value) { |
| return __atomic_add_fetch(_Addend, _Value, 0) - _Value; |
| } |
| #ifdef __x86_64__ |
| static __inline__ __int64 __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchangeAdd64(__int64 volatile *_Addend, __int64 _Value) { |
| return __atomic_add_fetch(_Addend, _Value, 0) - _Value; |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Interlocked Exchange Sub |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ char __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchangeSub8(char volatile *_Subend, char _Value) { |
| return __atomic_sub_fetch(_Subend, _Value, 0) + _Value; |
| } |
| static __inline__ short __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchangeSub16(short volatile *_Subend, short _Value) { |
| return __atomic_sub_fetch(_Subend, _Value, 0) + _Value; |
| } |
| static __inline__ long __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchangeSub(long volatile *_Subend, long _Value) { |
| return __atomic_sub_fetch(_Subend, _Value, 0) + _Value; |
| } |
| #ifdef __x86_64__ |
| static __inline__ __int64 __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchangeSub64(__int64 volatile *_Subend, __int64 _Value) { |
| return __atomic_sub_fetch(_Subend, _Value, 0) + _Value; |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Interlocked Increment |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ short __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedIncrement16(short volatile *_Value) { |
| return __atomic_add_fetch(_Value, 1, 0); |
| } |
| #ifdef __x86_64__ |
| static __inline__ __int64 __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedIncrement64(__int64 volatile *_Value) { |
| return __atomic_add_fetch(_Value, 1, 0); |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Interlocked Decrement |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ short __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedDecrement16(short volatile *_Value) { |
| return __atomic_sub_fetch(_Value, 1, 0); |
| } |
| #ifdef __x86_64__ |
| static __inline__ __int64 __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedDecrement64(__int64 volatile *_Value) { |
| return __atomic_sub_fetch(_Value, 1, 0); |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Interlocked And |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ char __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedAnd8(char volatile *_Value, char _Mask) { |
| return __atomic_and_fetch(_Value, _Mask, 0); |
| } |
| static __inline__ short __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedAnd16(short volatile *_Value, short _Mask) { |
| return __atomic_and_fetch(_Value, _Mask, 0); |
| } |
| static __inline__ long __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedAnd(long volatile *_Value, long _Mask) { |
| return __atomic_and_fetch(_Value, _Mask, 0); |
| } |
| #ifdef __x86_64__ |
| static __inline__ __int64 __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedAnd64(__int64 volatile *_Value, __int64 _Mask) { |
| return __atomic_and_fetch(_Value, _Mask, 0); |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Interlocked Or |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ char __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedOr8(char volatile *_Value, char _Mask) { |
| return __atomic_or_fetch(_Value, _Mask, 0); |
| } |
| static __inline__ short __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedOr16(short volatile *_Value, short _Mask) { |
| return __atomic_or_fetch(_Value, _Mask, 0); |
| } |
| static __inline__ long __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedOr(long volatile *_Value, long _Mask) { |
| return __atomic_or_fetch(_Value, _Mask, 0); |
| } |
| #ifdef __x86_64__ |
| static __inline__ __int64 __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedOr64(__int64 volatile *_Value, __int64 _Mask) { |
| return __atomic_or_fetch(_Value, _Mask, 0); |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Interlocked Xor |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ char __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedXor8(char volatile *_Value, char _Mask) { |
| return __atomic_xor_fetch(_Value, _Mask, 0); |
| } |
| static __inline__ short __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedXor16(short volatile *_Value, short _Mask) { |
| return __atomic_xor_fetch(_Value, _Mask, 0); |
| } |
| static __inline__ long __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedXor(long volatile *_Value, long _Mask) { |
| return __atomic_xor_fetch(_Value, _Mask, 0); |
| } |
| #ifdef __x86_64__ |
| static __inline__ __int64 __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedXor64(__int64 volatile *_Value, __int64 _Mask) { |
| return __atomic_xor_fetch(_Value, _Mask, 0); |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Interlocked Exchange |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ char __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchange8(char volatile *_Target, char _Value) { |
| __atomic_exchange(_Target, &_Value, &_Value, 0); |
| return _Value; |
| } |
| static __inline__ short __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchange16(short volatile *_Target, short _Value) { |
| __atomic_exchange(_Target, &_Value, &_Value, 0); |
| return _Value; |
| } |
| static __inline__ long __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchange(long volatile *_Target, long _Value) { |
| __atomic_exchange(_Target, &_Value, &_Value, 0); |
| return _Value; |
| } |
| #ifdef __x86_64__ |
| static __inline__ __int64 __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchange64(__int64 volatile *_Target, __int64 _Value) { |
| __atomic_exchange(_Target, &_Value, &_Value, 0); |
| return _Value; |
| } |
| static __inline__ void *__attribute__((__always_inline__, __nodebug__)) |
| _InterlockedExchangePointer(void *volatile *_Target, void *_Value) { |
| __atomic_exchange(_Target, &_Value, &_Value, 0); |
| return _Value; |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Interlocked Compare Exchange |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ char __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedCompareExchange8(char volatile *_Destination, |
| char _Exchange, char _Comparand) { |
| __atomic_compare_exchange(_Destination, &_Comparand, &_Exchange, 0, 0, 0); |
| return _Comparand; |
| } |
| static __inline__ short __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedCompareExchange16(short volatile *_Destination, |
| short _Exchange, short _Comparand) { |
| __atomic_compare_exchange(_Destination, &_Comparand, &_Exchange, 0, 0, 0); |
| return _Comparand; |
| } |
| #ifdef __x86_64__ |
| static __inline__ void *__attribute__((__always_inline__, __nodebug__)) |
| _InterlockedCompareExchangePointer(void *volatile *_Destination, |
| void *_Exchange, void *_Comparand) { |
| __atomic_compare_exchange(_Destination, &_Comparand, &_Exchange, 0, 0, 0); |
| return _Comparand; |
| } |
| #endif |
| #ifdef __x86_64__ |
| static __inline__ __int64 __attribute__((__always_inline__, __nodebug__)) |
| _InterlockedCompareExchange64(__int64 volatile *_Destination, |
| __int64 _Exchange, __int64 _Comparand) { |
| __atomic_compare_exchange(_Destination, &_Comparand, &_Exchange, 0, 0, 0); |
| return _Comparand; |
| } |
| #endif |
| /*----------------------------------------------------------------------------*\ |
| |* Barriers |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __attribute__((deprecated("use other intrinsics or C++11 atomics instead"))) |
| _ReadWriteBarrier(void) { |
| __asm__ volatile ("" : : : "memory"); |
| } |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __attribute__((deprecated("use other intrinsics or C++11 atomics instead"))) |
| _ReadBarrier(void) { |
| __asm__ volatile ("" : : : "memory"); |
| } |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __attribute__((deprecated("use other intrinsics or C++11 atomics instead"))) |
| _WriteBarrier(void) { |
| __asm__ volatile ("" : : : "memory"); |
| } |
| #ifdef __x86_64__ |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __faststorefence(void) { |
| __asm__ volatile("lock orq $0, (%%rsp)" : : : "memory"); |
| } |
| #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 __attribute__((__always_inline__, __nodebug__)) |
| __readfsbyte(unsigned long __offset) { |
| return *__ptr_to_addr_space(257, unsigned char, __offset); |
| } |
| static __inline__ unsigned long __attribute__((__always_inline__, __nodebug__)) |
| __readfsdword(unsigned long __offset) { |
| return *__ptr_to_addr_space(257, unsigned long, __offset); |
| } |
| static __inline__ unsigned __int64 __attribute__((__always_inline__, __nodebug__)) |
| __readfsqword(unsigned long __offset) { |
| return *__ptr_to_addr_space(257, unsigned __int64, __offset); |
| } |
| static __inline__ unsigned short __attribute__((__always_inline__, __nodebug__)) |
| __readfsword(unsigned long __offset) { |
| return *__ptr_to_addr_space(257, unsigned short, __offset); |
| } |
| #endif |
| #ifdef __x86_64__ |
| static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__)) |
| __readgsbyte(unsigned long __offset) { |
| return *__ptr_to_addr_space(256, unsigned char, __offset); |
| } |
| static __inline__ unsigned long __attribute__((__always_inline__, __nodebug__)) |
| __readgsdword(unsigned long __offset) { |
| return *__ptr_to_addr_space(256, unsigned long, __offset); |
| } |
| static __inline__ unsigned __int64 __attribute__((__always_inline__, __nodebug__)) |
| __readgsqword(unsigned long __offset) { |
| return *__ptr_to_addr_space(256, unsigned __int64, __offset); |
| } |
| static __inline__ unsigned short __attribute__((__always_inline__, __nodebug__)) |
| __readgsword(unsigned long __offset) { |
| return *__ptr_to_addr_space(256, unsigned short, __offset); |
| } |
| #endif |
| #undef __ptr_to_addr_space |
| /*----------------------------------------------------------------------------*\ |
| |* movs, stos |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __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 __attribute__((__always_inline__, __nodebug__)) |
| __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 __attribute__((__always_inline__, __nodebug__)) |
| __movsw(unsigned short *__dst, unsigned short const *__src, size_t __n) { |
| __asm__("rep movsh" : : "D"(__dst), "S"(__src), "c"(__n) |
| : "%edi", "%esi", "%ecx"); |
| } |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __stosb(unsigned char *__dst, unsigned char __x, size_t __n) { |
| __asm__("rep stosb" : : "D"(__dst), "a"(__x), "c"(__n) |
| : "%edi", "%ecx"); |
| } |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __stosd(unsigned long *__dst, unsigned long __x, size_t __n) { |
| __asm__("rep stosl" : : "D"(__dst), "a"(__x), "c"(__n) |
| : "%edi", "%ecx"); |
| } |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __stosw(unsigned short *__dst, unsigned short __x, size_t __n) { |
| __asm__("rep stosh" : : "D"(__dst), "a"(__x), "c"(__n) |
| : "%edi", "%ecx"); |
| } |
| #ifdef __x86_64__ |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __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 __attribute__((__always_inline__, __nodebug__)) |
| __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 * __attribute__((__always_inline__, __nodebug__)) |
| _AddressOfReturnAddress(void) { |
| return (void*)((char*)__builtin_frame_address(0) + sizeof(void*)); |
| } |
| static __inline__ void * __attribute__((__always_inline__, __nodebug__)) |
| _ReturnAddress(void) { |
| return __builtin_return_address(0); |
| } |
| static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
| __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 __attribute__((__always_inline__, __nodebug__)) |
| __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 __attribute__((__always_inline__, __nodebug__)) |
| _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 __attribute__((__always_inline__, __nodebug__)) |
| __halt(void) { |
| __asm__ volatile ("hlt"); |
| } |
| |
| /*----------------------------------------------------------------------------*\ |
| |* Privileged intrinsics |
| \*----------------------------------------------------------------------------*/ |
| static __inline__ unsigned __int64 __attribute__((__always_inline__, __nodebug__)) |
| __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 __attribute__((always_inline, __nodebug__)) |
| __readcr3(void) { |
| unsigned long __cr3_val; |
| __asm__ __volatile__ ("mov %%cr3, %0" : "=q"(__cr3_val) : : "memory"); |
| return __cr3_val; |
| } |
| |
| static __inline__ void __attribute__((always_inline, __nodebug__)) |
| __writecr3(unsigned int __cr3_val) { |
| __asm__ ("mov %0, %%cr3" : : "q"(__cr3_val) : "memory"); |
| } |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __INTRIN_H */ |
| #endif /* _MSC_VER */ |
