DirectXShaderCompiler/tools/clang/test/CodeGenSPIRV/method.rwtexture.load.hlsl

// Run: %dxc -T ps_6_0 -E main

RWTexture1D<int> intbuf;
RWTexture2D<uint2> uint2buf;
RWTexture3D<float3> float3buf;
RWTexture1DArray<float4> float4buf;
RWTexture2DArray<int3> int3buf;

// CHECK: OpCapability SparseResidency

// CHECK: %SparseResidencyStruct = OpTypeStruct %uint %v4int
// CHECK: %SparseResidencyStruct_0 = OpTypeStruct %uint %v4uint
// CHECK: %SparseResidencyStruct_1 = OpTypeStruct %uint %v4float

void main() {

// CHECK:      [[img1:%\d+]] = OpLoad %type_1d_image %intbuf
// CHECK-NEXT: [[ret1:%\d+]] = OpImageRead %v4int [[img1]] %int_0 None
// CHECK-NEXT: [[r1:%\d+]] = OpCompositeExtract %int [[ret1]] 0
// CHECK-NEXT: OpStore %a [[r1]]
  int a    = intbuf.Load(0);

// CHECK-NEXT: [[img2:%\d+]] = OpLoad %type_2d_image %uint2buf
// CHECK-NEXT: [[ret2:%\d+]] = OpImageRead %v4uint [[img2]] {{%\d+}} None
// CHECK-NEXT: [[r2:%\d+]] = OpVectorShuffle %v2uint [[ret2]] [[ret2]] 0 1
// CHECK-NEXT: OpStore %b [[r2]]
  uint2 b  = uint2buf.Load(0);

// CHECK-NEXT: [[img3:%\d+]] = OpLoad %type_3d_image %float3buf
// CHECK-NEXT: [[ret3:%\d+]] = OpImageRead %v4float [[img3]] {{%\d+}} None
// CHECK-NEXT: [[r3:%\d+]] = OpVectorShuffle %v3float [[ret3]] [[ret3]] 0 1 2
// CHECK-NEXT: OpStore %c [[r3]]
  float3 c = float3buf.Load(0);

// CHECK-NEXT: [[img4:%\d+]] = OpLoad %type_1d_image_array %float4buf
// CHECK-NEXT: [[r4:%\d+]] = OpImageRead %v4float [[img4]] {{%\d+}} None
// CHECK-NEXT: OpStore %d [[r4]]
  float4 d = float4buf.Load(0);

// CHECK-NEXT: [[img5:%\d+]] = OpLoad %type_2d_image_array %int3buf
// CHECK-NEXT: [[ret5:%\d+]] = OpImageRead %v4int [[img5]] {{%\d+}} None
// CHECK-NEXT: [[r5:%\d+]] = OpVectorShuffle %v3int [[ret5]] [[ret5]] 0 1 2
// CHECK-NEXT: OpStore %e [[r5]]
  int3 e   = int3buf.Load(0);

  uint status;
// CHECK:              [[img1:%\d+]] = OpLoad %type_1d_image %intbuf
// CHECK-NEXT: [[structResult:%\d+]] = OpImageSparseRead %SparseResidencyStruct [[img1]] %int_0 None
// CHECK-NEXT:       [[status:%\d+]] = OpCompositeExtract %uint [[structResult]] 0
// CHECK-NEXT:                         OpStore %status [[status]]
// CHECK-NEXT:     [[v4result:%\d+]] = OpCompositeExtract %v4int [[structResult]] 1
// CHECK-NEXT:       [[result:%\d+]] = OpCompositeExtract %int [[v4result]] 0
// CHECK-NEXT:                         OpStore %a2 [[result]]
  int    a2 = intbuf.Load(0, status);

// CHECK:              [[img2:%\d+]] = OpLoad %type_2d_image %uint2buf
// CHECK-NEXT: [[structResult:%\d+]] = OpImageSparseRead %SparseResidencyStruct_0 [[img2]] {{%\d+}} None
// CHECK-NEXT:       [[status:%\d+]] = OpCompositeExtract %uint [[structResult]] 0
// CHECK-NEXT:                         OpStore %status [[status]]
// CHECK-NEXT:     [[v4result:%\d+]] = OpCompositeExtract %v4uint [[structResult]] 1
// CHECK-NEXT:       [[result:%\d+]] = OpVectorShuffle %v2uint [[v4result]] [[v4result]] 0 1
// CHECK-NEXT:                         OpStore %b2 [[result]]
  uint2  b2 = uint2buf.Load(0, status);

// CHECK:              [[img3:%\d+]] = OpLoad %type_3d_image %float3buf
// CHECK-NEXT: [[structResult:%\d+]] = OpImageSparseRead %SparseResidencyStruct_1 [[img3]] {{%\d+}} None
// CHECK-NEXT:       [[status:%\d+]] = OpCompositeExtract %uint [[structResult]] 0
// CHECK-NEXT:                         OpStore %status [[status]]
// CHECK-NEXT:     [[v4result:%\d+]] = OpCompositeExtract %v4float [[structResult]] 1
// CHECK-NEXT:       [[result:%\d+]] = OpVectorShuffle %v3float [[v4result]] [[v4result]] 0 1 2
// CHECK-NEXT:                         OpStore %c2 [[result]]
  float3 c2 = float3buf.Load(0, status);

// CHECK:              [[img4:%\d+]] = OpLoad %type_1d_image_array %float4buf
// CHECK-NEXT: [[structResult:%\d+]] = OpImageSparseRead %SparseResidencyStruct_1 [[img4]] {{%\d+}} None
// CHECK-NEXT:       [[status:%\d+]] = OpCompositeExtract %uint [[structResult]] 0
// CHECK-NEXT:                         OpStore %status [[status]]
// CHECK-NEXT:     [[v4result:%\d+]] = OpCompositeExtract %v4float [[structResult]] 1
// CHECK-NEXT:                         OpStore %d2 [[v4result]]
  float4 d2 = float4buf.Load(0, status);

// CHECK:              [[img5:%\d+]] = OpLoad %type_2d_image_array %int3buf
// CHECK-NEXT: [[structResult:%\d+]] = OpImageSparseRead %SparseResidencyStruct [[img5]] {{%\d+}} None
// CHECK-NEXT:       [[status:%\d+]] = OpCompositeExtract %uint [[structResult]] 0
// CHECK-NEXT:                         OpStore %status [[status]]
// CHECK-NEXT:     [[v4result:%\d+]] = OpCompositeExtract %v4int [[structResult]] 1
// CHECK-NEXT:       [[result:%\d+]] = OpVectorShuffle %v3int [[v4result]] [[v4result]] 0 1 2
// CHECK-NEXT:                         OpStore %e2 [[result]]
  int3   e2 = int3buf.Load(0, status);
}