tests/sksl/blend/BlendSrcOver.asm.frag

               OpCapability Shader
          %1 = OpExtInstImport "GLSL.std.450"
               OpMemoryModel Logical GLSL450
               OpEntryPoint Fragment %main "main" %sk_FragColor
               OpExecutionMode %main OriginUpperLeft

               ; Debug Information
               OpName %sk_FragColor "sk_FragColor"  ; id %3
               OpName %_UniformBuffer "_UniformBuffer"  ; id %8
               OpMemberName %_UniformBuffer 0 "src"
               OpMemberName %_UniformBuffer 1 "dst"
               OpName %main "main"                  ; id %2

               ; Annotations
               OpDecorate %sk_FragColor RelaxedPrecision
               OpDecorate %sk_FragColor Location 0
               OpDecorate %sk_FragColor Index 0
               OpMemberDecorate %_UniformBuffer 0 Offset 0
               OpMemberDecorate %_UniformBuffer 0 RelaxedPrecision
               OpMemberDecorate %_UniformBuffer 1 Offset 16
               OpMemberDecorate %_UniformBuffer 1 RelaxedPrecision
               OpDecorate %_UniformBuffer Block
               OpDecorate %7 Binding 0
               OpDecorate %7 DescriptorSet 0
               OpDecorate %17 RelaxedPrecision
               OpDecorate %20 RelaxedPrecision
               OpDecorate %21 RelaxedPrecision
               OpDecorate %22 RelaxedPrecision
               OpDecorate %25 RelaxedPrecision
               OpDecorate %26 RelaxedPrecision
               OpDecorate %27 RelaxedPrecision

               ; Types, variables and constants
      %float = OpTypeFloat 32
    %v4float = OpTypeVector %float 4
%_ptr_Output_v4float = OpTypePointer Output %v4float
%sk_FragColor = OpVariable %_ptr_Output_v4float Output  ; RelaxedPrecision, Location 0, Index 0
%_UniformBuffer = OpTypeStruct %v4float %v4float        ; Block
%_ptr_Uniform__UniformBuffer = OpTypePointer Uniform %_UniformBuffer
          %7 = OpVariable %_ptr_Uniform__UniformBuffer Uniform  ; Binding 0, DescriptorSet 0
       %void = OpTypeVoid
         %11 = OpTypeFunction %void
%_ptr_Uniform_v4float = OpTypePointer Uniform %v4float
        %int = OpTypeInt 32 1
      %int_0 = OpConstant %int 0
    %float_1 = OpConstant %float 1
      %int_1 = OpConstant %int 1


               ; Function main
       %main = OpFunction %void None %11

         %12 = OpLabel
         %13 =   OpAccessChain %_ptr_Uniform_v4float %7 %int_0
         %17 =   OpLoad %v4float %13                ; RelaxedPrecision
         %19 =   OpAccessChain %_ptr_Uniform_v4float %7 %int_0
         %20 =   OpLoad %v4float %19                ; RelaxedPrecision
         %21 =   OpCompositeExtract %float %20 3    ; RelaxedPrecision
         %22 =   OpFSub %float %float_1 %21         ; RelaxedPrecision
         %23 =   OpAccessChain %_ptr_Uniform_v4float %7 %int_1
         %25 =   OpLoad %v4float %23                ; RelaxedPrecision
         %26 =   OpVectorTimesScalar %v4float %25 %22   ; RelaxedPrecision
         %27 =   OpFAdd %v4float %17 %26                ; RelaxedPrecision
                 OpStore %sk_FragColor %27
                 OpReturn
               OpFunctionEnd