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Intrin.h: Implement _InterlockedExchangePointer 

llvm-svn: 204827
This commit is contained in:
Reid Kleckner 2014-03-26 16:09:48 +00:00
parent ea06727f03
commit 7dd8bc0a84
1 changed files with 6 additions and 0 deletions
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6
clang/lib/Headers/Intrin.h
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@ -422,6 +422,7 @@ 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);
@ -795,6 +796,11 @@ _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