yum-mirror/slang

Making it easier to work with shaders

git clone https://git.yummers.dev/yum-mirror/slang

ArielG-NV[CBP] Pointer frontend changes + groupshared pointer support (#7848)7758625d3

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1// pointer-self-reference.slang
2
3// We are disabling this test because '&' is intentionally not supported.
4// Design for pointers in Slang are not yet finalized.
5//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-cpu -compute -output-using-type -shaderobj
6
7//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
8RWStructuredBuffer<int> outputBuffer;
9
10struct Thing
11{
12    int value;
13    Ptr<Thing> next;
14};
15
16[numthreads(4, 1, 1)]
17void computeMain(int3 dispatchThreadID: SV_DispatchThreadID)
18{
19    int idx = dispatchThreadID.x;
20    
21    Thing things[2];
22    
23    things[0].next = __getAddress(things[1]);
24    things[0].value = 27;
25    
26    things[1].next = __getAddress(things[0]);
27    things[1].value = idx * idx;
28    
29    Ptr<Thing> cur = __getAddress(things[0]);
30    
31    for (int i = 0; cur && i < idx; ++i)
32    {
33        cur = cur.next;
34    }
35    
36    int v = cur.value;
37    
38    outputBuffer[idx] = v; 
39}