diff options
Diffstat (limited to 'lib/Headers')
| -rw-r--r-- | lib/Headers/Intrin.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/lib/Headers/Intrin.h b/lib/Headers/Intrin.h index 5b00e3c8fe..437646471d 100644 --- a/lib/Headers/Intrin.h +++ b/lib/Headers/Intrin.h @@ -243,7 +243,9 @@ 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); @@ -280,6 +282,7 @@ unsigned int _t1mskc_u32(unsigned int); unsigned int _tzcnt_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); @@ -744,6 +747,24 @@ _InterlockedCompareExchange64(__int64 volatile *_Destination, } #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"); +} +/*----------------------------------------------------------------------------*\ |* Misc \*----------------------------------------------------------------------------*/ static __inline__ void * __attribute__((__always_inline__, __nodebug__)) |