diff options
Diffstat (limited to 'erts/lib_src/win')
| -rw-r--r-- | erts/lib_src/win/ethr_event.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/erts/lib_src/win/ethr_event.c b/erts/lib_src/win/ethr_event.c index ddb4780ff1..68f093f49c 100644 --- a/erts/lib_src/win/ethr_event.c +++ b/erts/lib_src/win/ethr_event.c @@ -28,6 +28,9 @@ /* --- Windows implementation of thread events ------------------------------ */ +#pragma intrinsic(_InterlockedExchangeAdd) +#pragma intrinsic(_InterlockedCompareExchange) + int ethr_event_init(ethr_event *e) { @@ -72,10 +75,10 @@ wait(ethr_event *e, int spincount) while (1) { long on; while (1) { -#if ETHR_IMMED_ATOMIC_SET_GET_SAFE__ +#if ETHR_READ_AND_SET_WITHOUT_INTERLOCKED_OP__ state = e->state; #else - state = InterlockedExchangeAdd(&e->state, (LONG) 0); + state = _InterlockedExchangeAdd(&e->state, (LONG) 0); #endif if (state == ETHR_EVENT_ON__) return 0; |