30 lines
820 B
HLSL
30 lines
820 B
HLSL
RWByteAddressBuffer sb_rw : register(u0, space0);
|
|
|
|
struct atomic_compare_exchange_weak_ret_type {
|
|
int old_value;
|
|
bool exchanged;
|
|
};
|
|
|
|
atomic_compare_exchange_weak_ret_type tint_atomicCompareExchangeWeak(RWByteAddressBuffer buffer, uint offset, int compare, int value) {
|
|
atomic_compare_exchange_weak_ret_type result=(atomic_compare_exchange_weak_ret_type)0;
|
|
buffer.InterlockedCompareExchange(offset, compare, value, result.old_value);
|
|
result.exchanged = result.old_value == compare;
|
|
return result;
|
|
}
|
|
|
|
|
|
void atomicCompareExchangeWeak_1bd40a() {
|
|
atomic_compare_exchange_weak_ret_type res = tint_atomicCompareExchangeWeak(sb_rw, 0u, 1, 1);
|
|
}
|
|
|
|
void fragment_main() {
|
|
atomicCompareExchangeWeak_1bd40a();
|
|
return;
|
|
}
|
|
|
|
[numthreads(1, 1, 1)]
|
|
void compute_main() {
|
|
atomicCompareExchangeWeak_1bd40a();
|
|
return;
|
|
}
|