int2 atomicCompareExchangeWeak_1(RWByteAddressBuffer buffer, uint offset, int compare, int value) { int2 result = {0, 0}; buffer.InterlockedCompareExchange(offset, compare, value, result.x); result.y = result.x == compare; return result; } RWByteAddressBuffer sb_rw : register(u0, space0); void atomicCompareExchangeWeak_12871c() { int2 res = atomicCompareExchangeWeak_1(sb_rw, 0u, 1, 1); } void fragment_main() { atomicCompareExchangeWeak_12871c(); return; } [numthreads(1, 1, 1)] void compute_main() { atomicCompareExchangeWeak_12871c(); return; }