Function atomicExchange

physx/source/foundation/src/unix/PsUnixAtomic.cpp:87–99

}

int32_t atomicExchange(volatile int32_t* val, int32_t val2)
{
	int32_t newVal, oldVal;

	do
	{
		PAUSE();
		oldVal = *val;
		newVal = val2;
	} while(atomicCompareExchange(val, newVal, oldVal) != oldVal);

	return oldVal;
}

} // namespace shdfnd
} // namespace physx