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//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj
//TEST(compute,vulkan):COMPARE_COMPUTE_EX:-vk -slang -compute -shaderobj
//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name outputBuffer
RWStructuredBuffer<int> outputBuffer;
// TODO(tfoley): What this test is testing seems to be outside
// the scope of what we ever intend to support in user code.
// Returning an `Ref<T>` is supposed to be a core-module-only
// thing, and even then is something that we would like to do less
// of over time.
//
// The only purpose of this test *seems* to be ensuring that this
// particular function (and the `groupshared` declaration inside
// it) "works," but the function itself is not something that we
// intend to be supported in Slang.
//
[ForceInline]
Ref<uint> table<let n: int>(int index)
{
static groupshared uint array[n];
return array[index];
}
struct S<let n : int>
{
static const int M = n * 2;
int doSomething()
{
table<M>(0) = M;
return int(table<M>(0));
}
}
[numthreads(1, 1, 1)]
void computeMain(int3 dispatchThreadID: SV_DispatchThreadID)
{
S<2> s;
outputBuffer[0] = s.doSomething();
}
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