*
* @APPLE_LICENSE_HEADER_END@
*/
+
+#ifndef __clang__
+
#include <stdint.h>
#include <libkern/OSAtomic.h>
#include <arm/arch.h>
* since the ARM GCC target does not currently support them
*/
-int32_t __sync_fetch_and_add_4 (int32_t *ptr, int32_t value)
+int32_t __sync_fetch_and_add_4 (int32_t *ptr, int32_t value, ...)
{
- return OSAtomicAdd32(value, ptr) - value;
+ return OSAtomicAdd32Barrier(value, ptr) - value;
}
-int32_t __sync_fetch_and_sub_4 (int32_t *ptr, int32_t value)
+int32_t __sync_fetch_and_sub_4 (int32_t *ptr, int32_t value, ...)
{
- return OSAtomicAdd32(-value, ptr) + value;
+ return OSAtomicAdd32Barrier(-value, ptr) + value;
}
-uint32_t __sync_fetch_and_or_4(uint32_t *ptr, uint32_t value)
+uint32_t __sync_fetch_and_or_4(uint32_t *ptr, uint32_t value, ...)
{
- return OSAtomicOr32Orig(value, ptr);
+ return OSAtomicOr32OrigBarrier(value, ptr);
}
-uint32_t __sync_fetch_and_and_4(uint32_t *ptr, uint32_t value)
+uint32_t __sync_fetch_and_and_4(uint32_t *ptr, uint32_t value, ...)
{
- return OSAtomicAnd32Orig(value, ptr);
+ return OSAtomicAnd32OrigBarrier(value, ptr);
}
-uint32_t __sync_fetch_and_xor_4(uint32_t *ptr, uint32_t value)
+uint32_t __sync_fetch_and_xor_4(uint32_t *ptr, uint32_t value, ...)
{
- OSAtomicXor32Orig(value, ptr);
+ return OSAtomicXor32OrigBarrier(value, ptr);
}
-int32_t __sync_add_and_fetch_4 (int32_t *ptr, int32_t value)
+int32_t __sync_add_and_fetch_4 (int32_t *ptr, int32_t value, ...)
{
- return OSAtomicAdd32(value, ptr);
+ return OSAtomicAdd32Barrier(value, ptr);
}
-int32_t __sync_sub_and_fetch_4 (int32_t *ptr, int32_t value)
+int32_t __sync_sub_and_fetch_4 (int32_t *ptr, int32_t value, ...)
{
- return OSAtomicAdd32(-value, ptr);
+ return OSAtomicAdd32Barrier(-value, ptr);
}
-uint32_t __sync_or_and_fetch_4 (uint32_t *ptr, int32_t value)
+uint32_t __sync_or_and_fetch_4 (uint32_t *ptr, int32_t value, ...)
{
- return OSAtomicOr32(value, ptr);
+ return OSAtomicOr32Barrier(value, ptr);
}
-uint32_t __sync_and_and_fetch_4 (uint32_t *ptr, int32_t value)
+uint32_t __sync_and_and_fetch_4 (uint32_t *ptr, int32_t value, ...)
{
- return OSAtomicAnd32(value, ptr);
+ return OSAtomicAnd32Barrier(value, ptr);
}
-uint32_t __sync_xor_and_fetch_4 (uint32_t *ptr, int32_t value)
+uint32_t __sync_xor_and_fetch_4 (uint32_t *ptr, int32_t value, ...)
{
- return OSAtomicXor32(value, ptr);
+ return OSAtomicXor32Barrier(value, ptr);
}
-bool __sync_bool_compare_and_swap_4(int32_t *ptr, int32_t oldval, int32_t newval)
+bool __sync_bool_compare_and_swap_4(int32_t *ptr, int32_t oldval, int32_t newval, ...)
{
- return OSAtomicCompareAndSwap32(oldval, newval, ptr);
+ return OSAtomicCompareAndSwap32Barrier(oldval, newval, ptr);
}
-int32_t __sync_val_compare_and_swap_4(int32_t *ptr, int32_t oldval, int32_t newval)
+int32_t __sync_val_compare_and_swap_4(int32_t *ptr, int32_t oldval, int32_t newval, ...)
{
int32_t old = *ptr;
- OSAtomicCompareAndSwap32(oldval, newval, ptr);
+ OSAtomicCompareAndSwap32Barrier(oldval, newval, ptr);
return old;
}
-int32_t __sync_lock_test_and_set_4(int32_t *ptr, int32_t value)
+int32_t __sync_lock_test_and_set_4(int32_t *ptr, int32_t value, ...)
{
int32_t old;
do {
old = *ptr;
- } while (!OSAtomicCompareAndSwap32(old, value, ptr));
+ } while (!OSAtomicCompareAndSwap32Barrier(old, value, ptr));
return old;
}
-void __sync_lock_release_4(int32_t *ptr)
+void __sync_lock_release_4(int32_t *ptr, ...)
{
*ptr = 0;
}
+
+__private_extern__
+void __sync_synchronize(void)
+{
+ OSMemoryBarrier();
+}
+
+#endif