| RWByteAddressBuffer sb_rw : register(u0, space0); |
| |
| uint sb_rwatomicExchange(uint offset, uint value) { |
| uint original_value = 0; |
| sb_rw.InterlockedExchange(offset, value, original_value); |
| return original_value; |
| } |
| |
| |
| RWByteAddressBuffer prevent_dce : register(u0, space2); |
| |
| void atomicExchange_d59712() { |
| uint res = sb_rwatomicExchange(0u, 1u); |
| prevent_dce.Store(0u, asuint(res)); |
| } |
| |
| void fragment_main() { |
| atomicExchange_d59712(); |
| return; |
| } |
| |
| [numthreads(1, 1, 1)] |
| void compute_main() { |
| atomicExchange_d59712(); |
| return; |
| } |