a04692f69e
Our SPIR-V output was missing many RelaxedPrecision decorations, which was presumably impacting performance. Change-Id: Iee32d4a42f37af167fe0e45f3db94c2142129695 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/384178 Reviewed-by: Brian Osman <brianosman@google.com> Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
56 lines
1.6 KiB
JavaScript
56 lines
1.6 KiB
JavaScript
OpCapability Shader
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%1 = OpExtInstImport "GLSL.std.450"
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %main "main" %sk_FragColor %sk_Clockwise
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OpExecutionMode %main OriginUpperLeft
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OpName %sk_FragColor "sk_FragColor"
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OpName %sk_Clockwise "sk_Clockwise"
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OpName %main "main"
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OpName %x "x"
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OpDecorate %sk_FragColor RelaxedPrecision
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OpDecorate %sk_FragColor Location 0
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OpDecorate %sk_FragColor Index 0
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OpDecorate %sk_Clockwise RelaxedPrecision
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OpDecorate %sk_Clockwise BuiltIn FrontFacing
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OpDecorate %24 RelaxedPrecision
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%float = OpTypeFloat 32
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%v4float = OpTypeVector %float 4
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%_ptr_Output_v4float = OpTypePointer Output %v4float
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%sk_FragColor = OpVariable %_ptr_Output_v4float Output
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%bool = OpTypeBool
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%_ptr_Input_bool = OpTypePointer Input %bool
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%sk_Clockwise = OpVariable %_ptr_Input_bool Input
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%void = OpTypeVoid
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%11 = OpTypeFunction %void
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%_ptr_Function_float = OpTypePointer Function %float
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%float_0 = OpConstant %float 0
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%int = OpTypeInt 32 1
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%int_0 = OpConstant %int 0
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%float_1 = OpConstant %float 1
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%main = OpFunction %void None %11
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%12 = OpLabel
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%x = OpVariable %_ptr_Function_float Function
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OpStore %x %float_0
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OpSelectionMerge %18 None
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OpSwitch %int_0 %18 0 %19 1 %20
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%19 = OpLabel
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OpStore %x %float_0
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%21 = OpLoad %float %x
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%22 = OpExtInst %float %1 Sqrt %float_1
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%24 = OpFOrdLessThan %bool %21 %22
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OpSelectionMerge %26 None
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OpBranchConditional %24 %25 %26
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%25 = OpLabel
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OpBranch %18
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%26 = OpLabel
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OpBranch %20
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%20 = OpLabel
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OpStore %x %float_1
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OpBranch %18
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%18 = OpLabel
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%27 = OpLoad %float %x
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%28 = OpCompositeConstruct %v4float %27 %27 %27 %27
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OpStore %sk_FragColor %28
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OpReturn
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OpFunctionEnd
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