offload-test-suite/test/Feature/LocalResources/DXCPass-ClangCodegenError/local_resource_array_dynamic_index.test at c7ce368a70c2a2c45408a8f03248ebe9aa0d9b00 · llvm/offload-test-suite · GitHub

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#--- source.hlsl

// Test that a local resource array can be dynamically indexed at runtime.

RWByteAddressBuffer gBufArray[4] : register(u0);

[numthreads(1,1,1)]
void main(uint3 tid : SV_DispatchThreadID) {
    RWByteAddressBuffer arr[2];
    arr[0] = gBufArray[0];
    arr[1] = gBufArray[1];
    arr[tid.x & 1].Store(0, 42);
}

//--- pipeline.yaml

---
Shaders:
  - Stage: Compute
    Entry: main
    DispatchSize: [1, 1, 1]
Buffers:
  - Name: gBufArray
    Format: Int32
    Stride: 4
    ArraySize: 4
    Data:
      - [0]
      - [0]
      - [0]
      - [0]
  - Name: ExpectedBufArray
    Format: Int32
    Stride: 4
    ArraySize: 4
    Data:
      - [42]
      - [0]
      - [0]
      - [0]
Results:
  - Result: BufCheck
    Rule: BufferExact
    Actual: gBufArray
    Expected: ExpectedBufArray
DescriptorSets:
  - Resources:
    - Name: gBufArray
      Kind: RWByteAddressBuffer
      DirectXBinding:
        Register: 0
        Space: 0
      VulkanBinding:
        Binding: 0
...
#--- end

# Bug: https://github.com/llvm/offload-test-suite/issues/305
# UNSUPPORTED: Metal

# Bug: https://github.com/llvm/llvm-project/issues/192523
# XFAIL: Clang && Vulkan

# Bug: https://github.com/llvm/llvm-project/issues/192538
# Metal is included because it uses the DXIL backend (Metal IR Converter takes
# DXIL as input), so it hits the same DXILLegalizePass assertion as DirectX.
# XFAIL: Clang && (DirectX || Metal)

# Bug: https://github.com/microsoft/DirectXShaderCompiler/issues/8379
# XFAIL: DXC && Vulkan

# RUN: split-file %s %t
# RUN: %dxc_target -T cs_6_0 -Fo %t.o %t/source.hlsl
# RUN: %offloader %t/pipeline.yaml %t.o