void AtomicRefCount::reset()
{
#if defined( _WIN32 ) && !defined( __SYMBIAN32__ )
::InterlockedExchange( (volatile LONG*)&m_count, (volatile LONG)0 );
#elif defined( __APPLE__ )
OSAtomicAnd32Barrier( (uint32_t)0, (volatile uint32_t*)&m_count );
#elif defined( HAVE_GCC_ATOMIC_BUILTINS )
// Use the gcc intrinsic for atomic decrement if supported.
__sync_fetch_and_and( &m_count, 0 );
#else
// Fallback to using a lock
MutexGuard m( m_lock );
m_count = 0;
#endif
}
uint32_t __sync_and_and_fetch_4 (uint32_t *ptr, int32_t value, ...)
{
return OSAtomicAnd32Barrier(value, ptr);
}
