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InterlockedAdd -> InterlockedExchangeAdd for better portability (InterlockedAdd is not always supported)

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Dmitry Babokin
2013-07-29 22:46:36 -07:00
parent 663ebf7857
commit fa93cb7d0b
1 changed files with 1 additions and 1 deletions
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examples/tasksys.cpp
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@@ -365,7 +365,7 @@ lAtomicCompareAndSwap32(volatile int32_t *v, int32_t newValue, int32_t oldValue)
static inline int32_t static inline int32_t
lAtomicAdd(volatile int32_t *v, int32_t delta) { lAtomicAdd(volatile int32_t *v, int32_t delta) {
#ifdef ISPC_IS_WINDOWS #ifdef ISPC_IS_WINDOWS
return InterlockedAdd((volatile LONG *)v, delta); return InterlockedExchangeAdd((volatile LONG *)v, delta)+delta;
#else #else
return __sync_fetch_and_add(v, delta); return __sync_fetch_and_add(v, delta);
#endif #endif