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-rw-r--r--Alc/ALc.c12
-rw-r--r--Alc/atomic.h41
-rw-r--r--Alc/helpers.c4
3 files changed, 27 insertions, 30 deletions
diff --git a/Alc/ALc.c b/Alc/ALc.c
index 2cda35dc..ffd572e3 100644
--- a/Alc/ALc.c
+++ b/Alc/ALc.c
@@ -2187,14 +2187,14 @@ static void ReleaseContext(ALCcontext *context, ALCdevice *device)
ALCcontext_DecRef(context);
}
- if(CompExchangePtr((XchgPtr*)&GlobalContext, context, NULL))
+ if(CompExchangePtr((XchgPtr*)&GlobalContext, context, NULL) == context)
ALCcontext_DecRef(context);
ALCdevice_Lock(device);
tmp_ctx = &device->ContextList;
while(*tmp_ctx)
{
- if(CompExchangePtr((XchgPtr*)tmp_ctx, context, context->next))
+ if(CompExchangePtr((XchgPtr*)tmp_ctx, context, context->next) == context)
break;
tmp_ctx = &(*tmp_ctx)->next;
}
@@ -2903,7 +2903,7 @@ ALC_API ALCcontext* ALC_APIENTRY alcCreateContext(ALCdevice *device, const ALCin
do {
ALContext->next = device->ContextList;
- } while(!CompExchangePtr((XchgPtr*)&device->ContextList, ALContext->next, ALContext));
+ } while(CompExchangePtr((XchgPtr*)&device->ContextList, ALContext->next, ALContext) != ALContext->next);
UnlockLists();
ALCdevice_DecRef(device);
@@ -3284,7 +3284,7 @@ ALC_API ALCdevice* ALC_APIENTRY alcOpenDevice(const ALCchar *deviceName)
do {
device->next = DeviceList;
- } while(!CompExchangePtr((XchgPtr*)&DeviceList, device->next, device));
+ } while(CompExchangePtr((XchgPtr*)&DeviceList, device->next, device) != device->next);
TRACE("Created device %p, \"%s\"\n", device, device->DeviceName);
return device;
@@ -3415,7 +3415,7 @@ ALC_API ALCdevice* ALC_APIENTRY alcCaptureOpenDevice(const ALCchar *deviceName,
do {
device->next = DeviceList;
- } while(!CompExchangePtr((XchgPtr*)&DeviceList, device->next, device));
+ } while(CompExchangePtr((XchgPtr*)&DeviceList, device->next, device) != device->next);
TRACE("Created device %p, \"%s\"\n", device, device->DeviceName);
return device;
@@ -3598,7 +3598,7 @@ ALC_API ALCdevice* ALC_APIENTRY alcLoopbackOpenDeviceSOFT(const ALCchar *deviceN
V(device->Backend,open)("Loopback");
do {
device->next = DeviceList;
- } while(!CompExchangePtr((XchgPtr*)&DeviceList, device->next, device));
+ } while(CompExchangePtr((XchgPtr*)&DeviceList, device->next, device) != device->next);
TRACE("Created device %p\n", device);
return device;
diff --git a/Alc/atomic.h b/Alc/atomic.h
index 83985037..3bd5e6af 100644
--- a/Alc/atomic.h
+++ b/Alc/atomic.h
@@ -19,13 +19,13 @@ inline void *ExchangePtr(XchgPtr *ptr, void *newval)
{
return __sync_lock_test_and_set(ptr, newval);
}
-inline ALboolean CompExchangeInt(volatile int *ptr, int oldval, int newval)
+inline int CompExchangeInt(volatile int *ptr, int oldval, int newval)
{
- return __sync_bool_compare_and_swap(ptr, oldval, newval);
+ return __sync_val_compare_and_swap(ptr, oldval, newval);
}
-inline ALboolean CompExchangePtr(XchgPtr *ptr, void *oldval, void *newval)
+inline void *CompExchangePtr(XchgPtr *ptr, void *oldval, void *newval)
{
- return __sync_bool_compare_and_swap(ptr, oldval, newval);
+ return __sync_val_compare_and_swap(ptr, oldval, newval);
}
#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
@@ -55,17 +55,6 @@ inline int ExchangeInt(volatile int *dest, int newval)
: "memory");
return ret;
}
-
-inline ALboolean CompExchangeInt(volatile int *dest, int oldval, int newval)
-{
- int ret;
- __asm__ __volatile__("lock; cmpxchgl %2,(%1)"
- : "=a" (ret)
- : "r" (dest), "r" (newval), "0" (oldval)
- : "memory");
- return ret == oldval;
-}
-
inline void *ExchangePtr(XchgPtr *dest, void *newval)
{
void *ret;
@@ -81,8 +70,16 @@ inline void *ExchangePtr(XchgPtr *dest, void *newval)
);
return ret;
}
-
-inline ALboolean CompExchangePtr(XchgPtr *dest, void *oldval, void *newval)
+inline int CompExchangeInt(volatile int *dest, int oldval, int newval)
+{
+ int ret;
+ __asm__ __volatile__("lock; cmpxchgl %2,(%1)"
+ : "=a" (ret)
+ : "r" (dest), "r" (newval), "0" (oldval)
+ : "memory");
+ return ret;
+}
+inline void *CompExchangePtr(XchgPtr *dest, void *oldval, void *newval)
{
void *ret;
__asm__ __volatile__(
@@ -95,7 +92,7 @@ inline ALboolean CompExchangePtr(XchgPtr *dest, void *oldval, void *newval)
: "r" (dest), "r" (newval), "0" (oldval)
: "memory"
);
- return ret == oldval;
+ return ret;
}
#elif defined(_WIN32)
@@ -123,17 +120,17 @@ inline void *ExchangePtr(XchgPtr *ptr, void *newval)
{
return InterlockedExchangePointer(ptr, newval);
}
-inline ALboolean CompExchangeInt(volatile int *ptr, int oldval, int newval)
+inline int CompExchangeInt(volatile int *ptr, int oldval, int newval)
{
union {
volatile int *i;
volatile LONG *l;
} u = { ptr };
- return InterlockedCompareExchange(u.l, newval, oldval) == oldval;
+ return InterlockedCompareExchange(u.l, newval, oldval);
}
-inline ALboolean CompExchangePtr(XchgPtr *ptr, void *oldval, void *newval)
+inline void *CompExchangePtr(XchgPtr *ptr, void *oldval, void *newval)
{
- return InterlockedCompareExchangePointer(ptr, newval, oldval) == oldval;
+ return InterlockedCompareExchangePointer(ptr, newval, oldval);
}
#else
diff --git a/Alc/helpers.c b/Alc/helpers.c
index e3f51b2c..66ca58a9 100644
--- a/Alc/helpers.c
+++ b/Alc/helpers.c
@@ -93,8 +93,8 @@ extern inline RefCount IncrementRef(volatile RefCount *ptr);
extern inline RefCount DecrementRef(volatile RefCount *ptr);
extern inline int ExchangeInt(volatile int *ptr, int newval);
extern inline void *ExchangePtr(XchgPtr *ptr, void *newval);
-extern inline ALboolean CompExchangeInt(volatile int *ptr, int oldval, int newval);
-extern inline ALboolean CompExchangePtr(XchgPtr *ptr, void *oldval, void *newval);
+extern inline int CompExchangeInt(volatile int *ptr, int oldval, int newval);
+extern inline void *CompExchangePtr(XchgPtr *ptr, void *oldval, void *newval);
extern inline void LockUIntMapRead(UIntMap *map);
extern inline void UnlockUIntMapRead(UIntMap *map);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 15:55:49 +0000