offload-test-suite/test/Feature/HLSLLib/fma.test at 35c626f5b8feb8b5e2aef8e10b8329af13b4e7fa · llvm/offload-test-suite · GitHub

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#--- source.hlsl

StructuredBuffer<double4> A : register(t0);
StructuredBuffer<double4> B : register(t1);
StructuredBuffer<double4> C : register(t2);

RWStructuredBuffer<double4> Out : register(u3);

[numthreads(1,1,1)]
void main() {
  Out[0] = fma(A[0], B[0], C[0]);
  Out[1] = double4(fma(A[1].xyz, B[1].xyz, C[1].xyz), fma(A[1].w, B[1].w, C[1].w));
  Out[2] = double4(fma(A[2].xy, B[2].xy, C[2].xy), fma(A[2].zw, B[2].zw, C[2].zw));
  Out[3] = fma(double4(1.0000000149011612l, -1.0000000149011612l, 1.0000000000000002l, 0.5l), double4(67108865.0l, 67108865.0l, -0.9999999999999998l, -8.0l), double4(-67108866.0l, 67108866.0l, 1.0l, 1.0l));
}

//--- pipeline.yaml

---
Shaders:
  - Stage: Compute
    Entry: main
    DispatchSize: [1, 1, 1]
Buffers:
  - Name: A
    Format: Float64
    Stride: 32
    Data: [ 1.5, -2.0, 0.75, -3.25,
            2.5, -4.0, 1.25, 3.5,
            1.0000000149011612, -1.0000000149011612, 1.0000000000000002, 0.5 ]
    # last row: (1 + 2^-26), -(1 + 2^-26), (1 + 2^-52), 0.5
  - Name: B
    Format: Float64
    Stride: 32
    Data: [ 2.25, 4.5, -8.0, -2.0,
            -1.5, -2.0, 8.0, -2.0,
            67108865.0, 67108865.0, -0.9999999999999998, -8.0 ]
    # last row: (2^26 + 1), (2^26 + 1), -(1 - 2^-52), -8
  - Name: C
    Format: Float64
    Stride: 32
    Data: [ 0.125, 1.25, 2.5, -0.5,
            0.25, -1.5, -0.75, 0.5,
            -67108866.0, 67108866.0, 1.0, 1.0 ]
    # last row: -(2^26 + 2), (2^26 + 2), 1, 1
  - Name: Out
    Format: Float64
    Stride: 32
    FillSize: 128
  - Name: Expected
    Format: Float64
    Stride: 32
    Data: [ 3.5, -7.75, -3.5, 6.0,
            -3.5, 6.5, 9.25, -6.5,
            0x1.0000000000000p-26, -0x1.0000000000000p-26, 0x1.0000000000000p-104, -3.0,
            0x1.0000000000000p-26, -0x1.0000000000000p-26, 0x1.0000000000000p-104, -3.0 ]
    # last two rows: 2^-26, -(2^-26), 2^-104, -3
Results:
  - Result: Result
    Rule: BufferExact
    Actual: Out
    Expected: Expected
DescriptorSets:
  - Resources:
    - Name: A
      Kind: StructuredBuffer
      DirectXBinding:
        Register: 0
        Space: 0
      VulkanBinding:
        Binding: 0
    - Name: B
      Kind: StructuredBuffer
      DirectXBinding:
        Register: 1
        Space: 0
      VulkanBinding:
        Binding: 1
    - Name: C
      Kind: StructuredBuffer
      DirectXBinding:
        Register: 2
        Space: 0
      VulkanBinding:
        Binding: 2
    - Name: Out
      Kind: RWStructuredBuffer
      DirectXBinding:
        Register: 3
        Space: 0
      VulkanBinding:
        Binding: 3
#--- end

# Bug https://github.com/llvm/offload-test-suite/issues/1000
# XFAIL: arm64 && WARP

# Bug https://github.com/llvm/offload-test-suite/issues/1026
# XFAIL: Intel && Vulkan && DXC

# REQUIRES: Double
# RUN: split-file %s %t
# RUN: %dxc_target -Gis -HV 202x -T cs_6_5 -Fo %t.o %t/source.hlsl
# RUN: %offloader %t/pipeline.yaml %t.o