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// if-one-sided.slang
// Test active mask synthesis in the "easy case" of a one-sided `if`.
//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-cpu -compute
//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-slang -compute
//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -dx12 -profile cs_6_0
//DISABLE_TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute
//TEST(compute):COMPARE_COMPUTE_EX:-cuda -compute -capability cuda_sm_7_0
//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0 0 0 0 0], stride=4):out,name buffer
RWStructuredBuffer<int> buffer;
#define THREAD_COUNT 4
#define WRITE(IDX) buffer[IDX*THREAD_COUNT + tid] = WaveGetActiveMask()
void test(int tid)
{
WRITE(0);
if((tid & 1) != 0)
{
WRITE(1);
}
WRITE(2);
}
[numthreads(THREAD_COUNT, 1, 1)]
void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
{
test(dispatchThreadID.x);
}
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