skia2/tests/sksl/intrinsics/Determinant.asm.frag
John Stiles c61d1bf4e6 Implement determinant() in SkSL ES3 public API.
The prototype has been added sksl_public, compile-time optimization is
implemented, and test code has been improved.

Change-Id: I536d6bd7fcae437a03744941b008940bf2a3b1c1
Bug: skia:12202
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/440524
Auto-Submit: John Stiles <johnstiles@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
2021-08-19 15:27:10 +00:00

89 lines
3.1 KiB
JavaScript

OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %_entrypoint_v "_entrypoint" %sk_FragColor %sk_Clockwise
OpExecutionMode %_entrypoint_v OriginUpperLeft
OpName %sk_FragColor "sk_FragColor"
OpName %sk_Clockwise "sk_Clockwise"
OpName %_UniformBuffer "_UniformBuffer"
OpMemberName %_UniformBuffer 0 "testMatrix2x2"
OpMemberName %_UniformBuffer 1 "colorGreen"
OpMemberName %_UniformBuffer 2 "colorRed"
OpName %_entrypoint_v "_entrypoint_v"
OpName %main "main"
OpDecorate %sk_FragColor RelaxedPrecision
OpDecorate %sk_FragColor Location 0
OpDecorate %sk_FragColor Index 0
OpDecorate %sk_Clockwise BuiltIn FrontFacing
OpMemberDecorate %_UniformBuffer 0 Offset 0
OpMemberDecorate %_UniformBuffer 0 ColMajor
OpMemberDecorate %_UniformBuffer 0 MatrixStride 16
OpMemberDecorate %_UniformBuffer 1 Offset 32
OpMemberDecorate %_UniformBuffer 1 RelaxedPrecision
OpMemberDecorate %_UniformBuffer 2 Offset 48
OpMemberDecorate %_UniformBuffer 2 RelaxedPrecision
OpDecorate %_UniformBuffer Block
OpDecorate %10 Binding 0
OpDecorate %10 DescriptorSet 0
OpDecorate %43 RelaxedPrecision
OpDecorate %46 RelaxedPrecision
OpDecorate %47 RelaxedPrecision
%float = OpTypeFloat 32
%v4float = OpTypeVector %float 4
%_ptr_Output_v4float = OpTypePointer Output %v4float
%sk_FragColor = OpVariable %_ptr_Output_v4float Output
%bool = OpTypeBool
%_ptr_Input_bool = OpTypePointer Input %bool
%sk_Clockwise = OpVariable %_ptr_Input_bool Input
%v2float = OpTypeVector %float 2
%mat2v2float = OpTypeMatrix %v2float 2
%_UniformBuffer = OpTypeStruct %mat2v2float %v4float %v4float
%_ptr_Uniform__UniformBuffer = OpTypePointer Uniform %_UniformBuffer
%10 = OpVariable %_ptr_Uniform__UniformBuffer Uniform
%void = OpTypeVoid
%17 = OpTypeFunction %void
%float_0 = OpConstant %float 0
%20 = OpConstantComposite %v2float %float_0 %float_0
%_ptr_Function_v2float = OpTypePointer Function %v2float
%24 = OpTypeFunction %v4float %_ptr_Function_v2float
%_ptr_Uniform_mat2v2float = OpTypePointer Uniform %mat2v2float
%int = OpTypeInt 32 1
%int_0 = OpConstant %int 0
%float_n2 = OpConstant %float -2
%_ptr_Function_v4float = OpTypePointer Function %v4float
%_ptr_Uniform_v4float = OpTypePointer Uniform %v4float
%int_1 = OpConstant %int 1
%int_2 = OpConstant %int 2
%_entrypoint_v = OpFunction %void None %17
%18 = OpLabel
%21 = OpVariable %_ptr_Function_v2float Function
OpStore %21 %20
%23 = OpFunctionCall %v4float %main %21
OpStore %sk_FragColor %23
OpReturn
OpFunctionEnd
%main = OpFunction %v4float None %24
%25 = OpFunctionParameter %_ptr_Function_v2float
%26 = OpLabel
%35 = OpVariable %_ptr_Function_v4float Function
%28 = OpAccessChain %_ptr_Uniform_mat2v2float %10 %int_0
%32 = OpLoad %mat2v2float %28
%27 = OpExtInst %float %1 Determinant %32
%34 = OpFOrdEqual %bool %27 %float_n2
OpSelectionMerge %39 None
OpBranchConditional %34 %37 %38
%37 = OpLabel
%40 = OpAccessChain %_ptr_Uniform_v4float %10 %int_1
%43 = OpLoad %v4float %40
OpStore %35 %43
OpBranch %39
%38 = OpLabel
%44 = OpAccessChain %_ptr_Uniform_v4float %10 %int_2
%46 = OpLoad %v4float %44
OpStore %35 %46
OpBranch %39
%39 = OpLabel
%47 = OpLoad %v4float %35
OpReturnValue %47
OpFunctionEnd