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Fix win32 atomic fallbacks

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This commit is contained in:
Chris Robinson 2016-11-03 15:32:31 -07:00
parent 815947492c
commit 82e8dd0525
1 changed files with 11 additions and 1 deletions
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12
include/atomic.h
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@ -185,10 +185,18 @@ inline LONG AtomicAdd32(volatile LONG *dest, LONG incr)
{
return InterlockedExchangeAdd(dest, incr);
}
inline LONGLONG AtomicAdd64(volatile LONGLONG *dest, LONGLONG incr)
{
return InterlockedExchangeAdd64(dest, incr);
}
inline LONG AtomicSub32(volatile LONG *dest, LONG decr)
{
return InterlockedExchangeAdd(dest, -decr);
}
inline LONGLONG AtomicSub64(volatile LONGLONG *dest, LONGLONG decr)
{
return InterlockedExchangeAdd64(dest, -decr);
}
inline LONG AtomicSwap32(volatile LONG *dest, LONG newval)
{
@ -212,7 +220,7 @@ inline bool CompareAndSwap64(volatile LONGLONG *dest, LONGLONG newval, LONGLONG
return old == *oldval;
}
#define WRAP_ADDSUB(T, _func, _ptr, _amnt) (_func((T volatile*)(_ptr), (_amnt))
#define WRAP_ADDSUB(T, _func, _ptr, _amnt) _func((T volatile*)(_ptr), (_amnt))
#define WRAP_XCHG(T, _func, _ptr, _newval) ((T(*)(T volatile*,T))_func)((_ptr), (_newval))
#define WRAP_CMPXCHG(T, _func, _ptr, _newval, _oldval) ((bool(*)(T volatile*,T,T*))_func)((_ptr), (_newval), (_oldval))
@ -240,9 +248,11 @@ int _al_invalid_atomic_size(); /* not defined */
#define ATOMIC_ADD(_val, _incr, ...) \
((sizeof((_val)->value)==4) ? WRAP_ADDSUB(LONG, AtomicAdd32, &(_val)->value, (_incr)) : \
(sizeof((_val)->value)==8) ? WRAP_ADDSUB(LONGLONG, AtomicAdd64, &(_val)->value, (_incr)) : \
_al_invalid_atomic_size())
#define ATOMIC_SUB(_val, _decr, ...) \
((sizeof((_val)->value)==4) ? WRAP_ADDSUB(LONG, AtomicSub32, &(_val)->value, (_decr)) : \
(sizeof((_val)->value)==8) ? WRAP_ADDSUB(LONGLONG, AtomicSub64, &(_val)->value, (_decr)) : \
_al_invalid_atomic_size())
#define ATOMIC_EXCHANGE(T, _val, _newval, ...) \