offload-test-suite/test/Basic/Matrix/matrix_scalar_arithmetic.test at a382314e898f841522a034c0e7d70f7f1cdc8640 · llvm/offload-test-suite · GitHub

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#--- source.hlsl

RWBuffer<int> In : register(u0);
RWBuffer<int> DivOut : register(u1);
RWBuffer<int> MulOut : register(u2);
RWBuffer<int> AddOut : register(u3);
RWBuffer<int> SubOut : register(u4);

[numthreads(6,1,1)]
void main(uint GI : SV_GroupIndex) {
  int2x3 A = int2x3(In[0], In[1], In[2],
                    In[3], In[4], In[5]);

  const uint COLS = 3;          // int2x3 => 2 rows, 3 columns
  uint row = GI / COLS;         // 0..1
  uint col = GI % COLS;         // 0..2
  DivOut[GI] = A[row][col] / 2;
  MulOut[GI] = A[row][col] * 2;
  AddOut[GI] = A[row][col] + 1;
  SubOut[GI] = A[row][col] - 1;
}

//--- pipeline.yaml

---
Shaders:
  - Stage: Compute
    Entry: main
    DispatchSize: [1, 1, 1]
Buffers:
  - Name: In
    Format: Int32
    Data: [ 2, 4, 6, 8, 10, 12 ]
  - Name: DivOut
    Format: Int32
    FillSize: 24
  - Name: MulOut
    Format: Int32
    FillSize: 24
  - Name: AddOut
    Format: Int32
    FillSize: 24
  - Name: SubOut
    Format: Int32
    FillSize: 24
DescriptorSets:
  - Resources:
    - Name: In
      Kind: RWBuffer
      DirectXBinding:
        Register: 0
        Space: 0
      VulkanBinding:
        Binding: 0
    - Name: DivOut
      Kind: RWBuffer
      DirectXBinding:
        Register: 1
        Space: 0
      VulkanBinding:
        Binding: 1
    - Name: MulOut
      Kind: RWBuffer
      DirectXBinding:
        Register: 2
        Space: 0
      VulkanBinding:
        Binding: 2
    - Name: AddOut
      Kind: RWBuffer
      DirectXBinding:
        Register: 3
        Space: 0
      VulkanBinding:
        Binding: 3
    - Name: SubOut
      Kind: RWBuffer
      DirectXBinding:
        Register: 4
        Space: 0
      VulkanBinding:
        Binding: 4
...
#--- end

# Bug https://github.com/llvm/offload-test-suite/issues/538


# 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 | FileCheck %s

# CHECK: Name: In
# CHECK: Format: Int32
# CHECK: Data: [ 2, 4, 6, 8, 10, 12 ]
# CHECK: Name: DivOut
# CHECK: Format: Int32
# CHECK: Data: [ 1, 2, 3, 4, 5, 6 ]
# CHECK: Name: MulOut
# CHECK: Format: Int32
# CHECK: Data: [ 4, 8, 12, 16, 20, 24 ]
# CHECK: Name: AddOut
# CHECK: Format: Int32
# CHECK: Data: [ 3, 5, 7, 9, 11, 13 ]
# CHECK: Name: SubOut
# CHECK: Format: Int32
# CHECK: Data: [ 1, 3, 5, 7, 9, 11 ]