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Diffstat (limited to 'include')
-rw-r--r--include/atomic.h14
1 files changed, 5 insertions, 9 deletions
diff --git a/include/atomic.h b/include/atomic.h
index 9067e845..ab7b73be 100644
--- a/include/atomic.h
+++ b/include/atomic.h
@@ -39,7 +39,7 @@ inline void *CompExchangePtr(XchgPtr *ptr, void *oldval, void *newval)
#define ATOMIC_SUB(T, _val, _decr) atomic_fetch_sub(&(_val)->value, (_decr))
#define ATOMIC_EXCHANGE(T, _val, _newval) atomic_exchange(&(_val)->value, (_newval))
-#define ATOMIC_COMPARE_EXCHANGE(T, _val, _oldval, _newval) \
+#define ATOMIC_COMPARE_EXCHANGE_STRONG(T, _val, _oldval, _newval) \
atomic_compare_exchange_strong(&(_val)->value, (_oldval), (_newval))
/* Atomics using GCC intrinsics */
@@ -87,7 +87,7 @@ inline void *CompExchangePtr(XchgPtr *ptr, void *oldval, void *newval)
static_assert(sizeof(T)==sizeof((_val)->value), "Type "#T" has incorrect size!"); \
__sync_lock_test_and_set(&(_val)->value, (_newval)); \
})
-#define ATOMIC_COMPARE_EXCHANGE(T, _val, _oldval, _newval) __extension__({ \
+#define ATOMIC_COMPARE_EXCHANGE_STRONG(T, _val, _oldval, _newval) __extension__({ \
static_assert(sizeof(T)==sizeof((_val)->value), "Type "#T" has incorrect size!"); \
__typeof(*_oldval) _old = *(_oldval); \
*(_oldval) = __sync_val_compare_and_swap(&(_val)->value, _old, (_newval)); \
@@ -184,7 +184,7 @@ inline void *CompExchangePtr(XchgPtr *dest, void *oldval, void *newval)
else if(sizeof(T) == 8) WRAP_XCHG("q", _r, &(_val)->value, (_newval)); \
_r; \
})
-#define ATOMIC_COMPARE_EXCHANGE(T, _val, _oldval, _newval) __extension__({ \
+#define ATOMIC_COMPARE_EXCHANGE_STRONG(T, _val, _oldval, _newval) __extension__({ \
static_assert(sizeof(T)==4 || sizeof(T)==8, "Type "#T" has incorrect size!"); \
static_assert(sizeof(T)==sizeof((_val)->value), "Type "#T" has incorrect size!"); \
__typeof(*_oldval) _old = *(_oldval); \
@@ -289,7 +289,7 @@ int _al_invalid_atomic_size(); /* not defined */
((sizeof(T)==4) ? WRAP_XCHG(T, AtomicSwap32, &(_val)->value, (_newval)) : \
(sizeof(T)==8) ? WRAP_XCHG(T, AtomicSwap64, &(_val)->value, (_newval)) : \
(T)_al_invalid_atomic_size())
-#define ATOMIC_COMPARE_EXCHANGE(T, _val, _oldval, _newval) \
+#define ATOMIC_COMPARE_EXCHANGE_STRONG(T, _val, _oldval, _newval) \
((sizeof(T)==4) ? WRAP_CMPXCHG(T, CompareAndSwap32, &(_val)->value, (_newval), (_oldval)) : \
(sizeof(T)==8) ? WRAP_CMPXCHG(T, CompareAndSwap64, &(_val)->value, (_newval), (_oldval)) : \
(bool)_al_invalid_atomic_size())
@@ -312,7 +312,7 @@ int _al_invalid_atomic_size(); /* not defined */
#define ATOMIC_SUB(T, _val, _decr) (0)
#define ATOMIC_EXCHANGE(T, _val, _newval) (0)
-#define ATOMIC_COMPARE_EXCHANGE(T, _val, _oldval, _newval) (0)
+#define ATOMIC_COMPARE_EXCHANGE_STRONG(T, _val, _oldval, _newval) (0)
#endif
@@ -327,10 +327,6 @@ inline uint IncrementRef(RefCount *ptr)
{ return ATOMIC_ADD(uint, ptr, 1)+1; }
inline uint DecrementRef(RefCount *ptr)
{ return ATOMIC_SUB(uint, ptr, 1)-1; }
-inline uint ExchangeRef(RefCount *ptr, uint newval)
-{ return ATOMIC_EXCHANGE(uint, ptr, newval); }
-inline uint CompExchangeRef(RefCount *ptr, uint oldval, uint newval)
-{ (void)ATOMIC_COMPARE_EXCHANGE(uint, ptr, &oldval, newval); return oldval; }
#ifdef __cplusplus
}