|  | // Copyright 2021 The Tint Authors. | 
|  | // | 
|  | // Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | // you may not use this file except in compliance with the License. | 
|  | // You may obtain a copy of the License at | 
|  | // | 
|  | //     http://www.apache.org/licenses/LICENSE-2.0 | 
|  | // | 
|  | // Unless required by applicable law or agreed to in writing, software | 
|  | // distributed under the License is distributed on an "AS IS" BASIS, | 
|  | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | // See the License for the specific language governing permissions and | 
|  | // limitations under the License. | 
|  |  | 
|  | #include "src/transform/renamer.h" | 
|  |  | 
|  | #include <memory> | 
|  | #include <unordered_set> | 
|  | #include <utility> | 
|  |  | 
|  | #include "src/program_builder.h" | 
|  | #include "src/sem/call.h" | 
|  | #include "src/sem/member_accessor_expression.h" | 
|  |  | 
|  | TINT_INSTANTIATE_TYPEINFO(tint::transform::Renamer); | 
|  | TINT_INSTANTIATE_TYPEINFO(tint::transform::Renamer::Data); | 
|  | TINT_INSTANTIATE_TYPEINFO(tint::transform::Renamer::Config); | 
|  |  | 
|  | namespace tint { | 
|  | namespace transform { | 
|  |  | 
|  | namespace { | 
|  |  | 
|  | // This list is used for a binary search and must be kept in sorted order. | 
|  | const char* kReservedKeywordsGLSL[] = { | 
|  | "active", | 
|  | "asm", | 
|  | "atomic_uint", | 
|  | "attribute", | 
|  | "bool", | 
|  | "break", | 
|  | "buffer", | 
|  | "bvec2", | 
|  | "bvec3", | 
|  | "bvec4", | 
|  | "case", | 
|  | "cast", | 
|  | "centroid", | 
|  | "class", | 
|  | "coherent", | 
|  | "common", | 
|  | "const", | 
|  | "continue", | 
|  | "default", | 
|  | "discard", | 
|  | "dmat2", | 
|  | "dmat2x2", | 
|  | "dmat2x3", | 
|  | "dmat2x4", | 
|  | "dmat3", | 
|  | "dmat3x2", | 
|  | "dmat3x3", | 
|  | "dmat3x4", | 
|  | "dmat4", | 
|  | "dmat4x2", | 
|  | "dmat4x3", | 
|  | "dmat4x4", | 
|  | "do", | 
|  | "double", | 
|  | "dvec2", | 
|  | "dvec3", | 
|  | "dvec4", | 
|  | "else", | 
|  | "enum", | 
|  | "extern", | 
|  | "external", | 
|  | "false", | 
|  | "filter", | 
|  | "fixed", | 
|  | "flat", | 
|  | "float", | 
|  | "for", | 
|  | "fvec2", | 
|  | "fvec3", | 
|  | "fvec4", | 
|  | "gl_BaseInstance", | 
|  | "gl_BaseVertex", | 
|  | "gl_ClipDistance", | 
|  | "gl_DepthRangeParameters", | 
|  | "gl_DrawID", | 
|  | "gl_FragCoord", | 
|  | "gl_FragDepth", | 
|  | "gl_FrontFacing", | 
|  | "gl_GlobalInvocationID", | 
|  | "gl_InstanceID", | 
|  | "gl_LocalInvocationID", | 
|  | "gl_LocalInvocationIndex", | 
|  | "gl_NumSamples", | 
|  | "gl_NumWorkGroups", | 
|  | "gl_PerVertex", | 
|  | "gl_PointCoord", | 
|  | "gl_PointSize", | 
|  | "gl_Position", | 
|  | "gl_PrimitiveID", | 
|  | "gl_SampleID", | 
|  | "gl_SampleMask", | 
|  | "gl_SampleMaskIn", | 
|  | "gl_SamplePosition", | 
|  | "gl_VertexID", | 
|  | "gl_WorkGroupID", | 
|  | "gl_WorkGroupSize", | 
|  | "goto", | 
|  | "half", | 
|  | "highp", | 
|  | "hvec2", | 
|  | "hvec3", | 
|  | "hvec4", | 
|  | "if", | 
|  | "iimage1D", | 
|  | "iimage1DArray", | 
|  | "iimage2D", | 
|  | "iimage2DArray", | 
|  | "iimage2DMS", | 
|  | "iimage2DMSArray", | 
|  | "iimage2DRect", | 
|  | "iimage3D", | 
|  | "iimageBuffer", | 
|  | "iimageCube", | 
|  | "iimageCubeArray", | 
|  | "image1D", | 
|  | "image1DArray", | 
|  | "image2D", | 
|  | "image2DArray", | 
|  | "image2DMS", | 
|  | "image2DMSArray", | 
|  | "image2DRect", | 
|  | "image3D", | 
|  | "imageBuffer", | 
|  | "imageCube", | 
|  | "imageCubeArray", | 
|  | "in", | 
|  | "inline", | 
|  | "inout", | 
|  | "input", | 
|  | "int", | 
|  | "interface", | 
|  | "invariant", | 
|  | "isampler1D", | 
|  | "isampler1DArray", | 
|  | "isampler2D", | 
|  | "isampler2DArray", | 
|  | "isampler2DMS", | 
|  | "isampler2DMSArray", | 
|  | "isampler2DRect", | 
|  | "isampler3D", | 
|  | "isamplerBuffer", | 
|  | "isamplerCube", | 
|  | "isamplerCubeArray", | 
|  | "ivec2", | 
|  | "ivec3", | 
|  | "ivec4", | 
|  | "layout", | 
|  | "long", | 
|  | "lowp", | 
|  | "main", | 
|  | "mat2", | 
|  | "mat2x2", | 
|  | "mat2x3", | 
|  | "mat2x4", | 
|  | "mat3", | 
|  | "mat3x2", | 
|  | "mat3x3", | 
|  | "mat3x4", | 
|  | "mat4", | 
|  | "mat4x2", | 
|  | "mat4x3", | 
|  | "mat4x4", | 
|  | "mediump", | 
|  | "namespace", | 
|  | "noinline", | 
|  | "noperspective", | 
|  | "out", | 
|  | "output", | 
|  | "partition", | 
|  | "patch", | 
|  | "precise", | 
|  | "precision", | 
|  | "public", | 
|  | "readonly", | 
|  | "resource", | 
|  | "restrict", | 
|  | "return", | 
|  | "sample", | 
|  | "sampler1D", | 
|  | "sampler1DArray", | 
|  | "sampler1DArrayShadow", | 
|  | "sampler1DShadow", | 
|  | "sampler2D", | 
|  | "sampler2DArray", | 
|  | "sampler2DArrayShadow", | 
|  | "sampler2DMS", | 
|  | "sampler2DMSArray", | 
|  | "sampler2DRect", | 
|  | "sampler2DRectShadow", | 
|  | "sampler2DShadow", | 
|  | "sampler3D", | 
|  | "sampler3DRect", | 
|  | "samplerBuffer", | 
|  | "samplerCube", | 
|  | "samplerCubeArray", | 
|  | "samplerCubeArrayShadow", | 
|  | "samplerCubeShadow", | 
|  | "shared", | 
|  | "short", | 
|  | "sizeof", | 
|  | "smooth", | 
|  | "static", | 
|  | "struct", | 
|  | "subroutine", | 
|  | "superp", | 
|  | "switch", | 
|  | "template", | 
|  | "this", | 
|  | "true", | 
|  | "typedef", | 
|  | "uimage1D", | 
|  | "uimage1DArray", | 
|  | "uimage2D", | 
|  | "uimage2DArray", | 
|  | "uimage2DMS", | 
|  | "uimage2DMSArray", | 
|  | "uimage2DRect", | 
|  | "uimage3D", | 
|  | "uimageBuffer", | 
|  | "uimageCube", | 
|  | "uimageCubeArray", | 
|  | "uint", | 
|  | "uniform", | 
|  | "union", | 
|  | "unsigned", | 
|  | "usampler1D", | 
|  | "usampler1DArray", | 
|  | "usampler2D", | 
|  | "usampler2DArray", | 
|  | "usampler2DMS", | 
|  | "usampler2DMSArray", | 
|  | "usampler2DRect", | 
|  | "usampler3D", | 
|  | "usamplerBuffer", | 
|  | "usamplerCube", | 
|  | "usamplerCubeArray", | 
|  | "using", | 
|  | "uvec2", | 
|  | "uvec3", | 
|  | "uvec4", | 
|  | "varying", | 
|  | "vec2", | 
|  | "vec3", | 
|  | "vec4", | 
|  | "void", | 
|  | "volatile", | 
|  | "while", | 
|  | "writeonly", | 
|  | }; | 
|  |  | 
|  | // This list is used for a binary search and must be kept in sorted order. | 
|  | const char* kReservedKeywordsHLSL[] = { | 
|  | "AddressU", | 
|  | "AddressV", | 
|  | "AddressW", | 
|  | "AllMemoryBarrier", | 
|  | "AllMemoryBarrierWithGroupSync", | 
|  | "AppendStructuredBuffer", | 
|  | "BINORMAL", | 
|  | "BLENDINDICES", | 
|  | "BLENDWEIGHT", | 
|  | "BlendState", | 
|  | "BorderColor", | 
|  | "Buffer", | 
|  | "ByteAddressBuffer", | 
|  | "COLOR", | 
|  | "CheckAccessFullyMapped", | 
|  | "ComparisonFunc", | 
|  | "CompileShader", | 
|  | "ComputeShader", | 
|  | "ConsumeStructuredBuffer", | 
|  | "D3DCOLORtoUBYTE4", | 
|  | "DEPTH", | 
|  | "DepthStencilState", | 
|  | "DepthStencilView", | 
|  | "DeviceMemoryBarrier", | 
|  | "DeviceMemroyBarrierWithGroupSync", | 
|  | "DomainShader", | 
|  | "EvaluateAttributeAtCentroid", | 
|  | "EvaluateAttributeAtSample", | 
|  | "EvaluateAttributeSnapped", | 
|  | "FOG", | 
|  | "Filter", | 
|  | "GeometryShader", | 
|  | "GetRenderTargetSampleCount", | 
|  | "GetRenderTargetSamplePosition", | 
|  | "GroupMemoryBarrier", | 
|  | "GroupMemroyBarrierWithGroupSync", | 
|  | "Hullshader", | 
|  | "InputPatch", | 
|  | "InterlockedAdd", | 
|  | "InterlockedAnd", | 
|  | "InterlockedCompareExchange", | 
|  | "InterlockedCompareStore", | 
|  | "InterlockedExchange", | 
|  | "InterlockedMax", | 
|  | "InterlockedMin", | 
|  | "InterlockedOr", | 
|  | "InterlockedXor", | 
|  | "LineStream", | 
|  | "MaxAnisotropy", | 
|  | "MaxLOD", | 
|  | "MinLOD", | 
|  | "MipLODBias", | 
|  | "NORMAL", | 
|  | "NULL", | 
|  | "Normal", | 
|  | "OutputPatch", | 
|  | "POSITION", | 
|  | "POSITIONT", | 
|  | "PSIZE", | 
|  | "PixelShader", | 
|  | "PointStream", | 
|  | "Process2DQuadTessFactorsAvg", | 
|  | "Process2DQuadTessFactorsMax", | 
|  | "Process2DQuadTessFactorsMin", | 
|  | "ProcessIsolineTessFactors", | 
|  | "ProcessQuadTessFactorsAvg", | 
|  | "ProcessQuadTessFactorsMax", | 
|  | "ProcessQuadTessFactorsMin", | 
|  | "ProcessTriTessFactorsAvg", | 
|  | "ProcessTriTessFactorsMax", | 
|  | "ProcessTriTessFactorsMin", | 
|  | "RWBuffer", | 
|  | "RWByteAddressBuffer", | 
|  | "RWStructuredBuffer", | 
|  | "RWTexture1D", | 
|  | "RWTexture1DArray", | 
|  | "RWTexture2D", | 
|  | "RWTexture2DArray", | 
|  | "RWTexture3D", | 
|  | "RasterizerState", | 
|  | "RenderTargetView", | 
|  | "SV_ClipDistance", | 
|  | "SV_Coverage", | 
|  | "SV_CullDistance", | 
|  | "SV_Depth", | 
|  | "SV_DepthGreaterEqual", | 
|  | "SV_DepthLessEqual", | 
|  | "SV_DispatchThreadID", | 
|  | "SV_DomainLocation", | 
|  | "SV_GSInstanceID", | 
|  | "SV_GroupID", | 
|  | "SV_GroupIndex", | 
|  | "SV_GroupThreadID", | 
|  | "SV_InnerCoverage", | 
|  | "SV_InsideTessFactor", | 
|  | "SV_InstanceID", | 
|  | "SV_IsFrontFace", | 
|  | "SV_OutputControlPointID", | 
|  | "SV_Position", | 
|  | "SV_PrimitiveID", | 
|  | "SV_RenderTargetArrayIndex", | 
|  | "SV_SampleIndex", | 
|  | "SV_StencilRef", | 
|  | "SV_Target", | 
|  | "SV_TessFactor", | 
|  | "SV_VertexArrayIndex", | 
|  | "SV_VertexID", | 
|  | "Sampler", | 
|  | "Sampler1D", | 
|  | "Sampler2D", | 
|  | "Sampler3D", | 
|  | "SamplerCUBE", | 
|  | "SamplerComparisonState", | 
|  | "SamplerState", | 
|  | "StructuredBuffer", | 
|  | "TANGENT", | 
|  | "TESSFACTOR", | 
|  | "TEXCOORD", | 
|  | "Texcoord", | 
|  | "Texture", | 
|  | "Texture1D", | 
|  | "Texture1DArray", | 
|  | "Texture2D", | 
|  | "Texture2DArray", | 
|  | "Texture2DMS", | 
|  | "Texture2DMSArray", | 
|  | "Texture3D", | 
|  | "TextureCube", | 
|  | "TextureCubeArray", | 
|  | "TriangleStream", | 
|  | "VFACE", | 
|  | "VPOS", | 
|  | "VertexShader", | 
|  | "abort", | 
|  | "allow_uav_condition", | 
|  | "asdouble", | 
|  | "asfloat", | 
|  | "asint", | 
|  | "asm", | 
|  | "asm_fragment", | 
|  | "asuint", | 
|  | "auto", | 
|  | "bool", | 
|  | "bool1", | 
|  | "bool1x1", | 
|  | "bool1x2", | 
|  | "bool1x3", | 
|  | "bool1x4", | 
|  | "bool2", | 
|  | "bool2x1", | 
|  | "bool2x2", | 
|  | "bool2x3", | 
|  | "bool2x4", | 
|  | "bool3", | 
|  | "bool3x1", | 
|  | "bool3x2", | 
|  | "bool3x3", | 
|  | "bool3x4", | 
|  | "bool4", | 
|  | "bool4x1", | 
|  | "bool4x2", | 
|  | "bool4x3", | 
|  | "bool4x4", | 
|  | "branch", | 
|  | "break", | 
|  | "call", | 
|  | "case", | 
|  | "catch", | 
|  | "cbuffer", | 
|  | "centroid", | 
|  | "char", | 
|  | "class", | 
|  | "clip", | 
|  | "column_major", | 
|  | "compile", | 
|  | "compile_fragment", | 
|  | "const", | 
|  | "const_cast", | 
|  | "continue", | 
|  | "countbits", | 
|  | "ddx", | 
|  | "ddx_coarse", | 
|  | "ddx_fine", | 
|  | "ddy", | 
|  | "ddy_coarse", | 
|  | "ddy_fine", | 
|  | "default", | 
|  | "degrees", | 
|  | "delete", | 
|  | "discard", | 
|  | "do", | 
|  | "double", | 
|  | "double1", | 
|  | "double1x1", | 
|  | "double1x2", | 
|  | "double1x3", | 
|  | "double1x4", | 
|  | "double2", | 
|  | "double2x1", | 
|  | "double2x2", | 
|  | "double2x3", | 
|  | "double2x4", | 
|  | "double3", | 
|  | "double3x1", | 
|  | "double3x2", | 
|  | "double3x3", | 
|  | "double3x4", | 
|  | "double4", | 
|  | "double4x1", | 
|  | "double4x2", | 
|  | "double4x3", | 
|  | "double4x4", | 
|  | "dst", | 
|  | "dword", | 
|  | "dword1", | 
|  | "dword1x1", | 
|  | "dword1x2", | 
|  | "dword1x3", | 
|  | "dword1x4", | 
|  | "dword2", | 
|  | "dword2x1", | 
|  | "dword2x2", | 
|  | "dword2x3", | 
|  | "dword2x4", | 
|  | "dword3", | 
|  | "dword3x1", | 
|  | "dword3x2", | 
|  | "dword3x3", | 
|  | "dword3x4", | 
|  | "dword4", | 
|  | "dword4x1", | 
|  | "dword4x2", | 
|  | "dword4x3", | 
|  | "dword4x4", | 
|  | "dynamic_cast", | 
|  | "else", | 
|  | "enum", | 
|  | "errorf", | 
|  | "explicit", | 
|  | "export", | 
|  | "extern", | 
|  | "f16to32", | 
|  | "f32tof16", | 
|  | "false", | 
|  | "fastopt", | 
|  | "firstbithigh", | 
|  | "firstbitlow", | 
|  | "flatten", | 
|  | "float", | 
|  | "float1", | 
|  | "float1x1", | 
|  | "float1x2", | 
|  | "float1x3", | 
|  | "float1x4", | 
|  | "float2", | 
|  | "float2x1", | 
|  | "float2x2", | 
|  | "float2x3", | 
|  | "float2x4", | 
|  | "float3", | 
|  | "float3x1", | 
|  | "float3x2", | 
|  | "float3x3", | 
|  | "float3x4", | 
|  | "float4", | 
|  | "float4x1", | 
|  | "float4x2", | 
|  | "float4x3", | 
|  | "float4x4", | 
|  | "fmod", | 
|  | "for", | 
|  | "forcecase", | 
|  | "frac", | 
|  | "friend", | 
|  | "fxgroup", | 
|  | "goto", | 
|  | "groupshared", | 
|  | "half", | 
|  | "half1", | 
|  | "half1x1", | 
|  | "half1x2", | 
|  | "half1x3", | 
|  | "half1x4", | 
|  | "half2", | 
|  | "half2x1", | 
|  | "half2x2", | 
|  | "half2x3", | 
|  | "half2x4", | 
|  | "half3", | 
|  | "half3x1", | 
|  | "half3x2", | 
|  | "half3x3", | 
|  | "half3x4", | 
|  | "half4", | 
|  | "half4x1", | 
|  | "half4x2", | 
|  | "half4x3", | 
|  | "half4x4", | 
|  | "if", | 
|  | "in", | 
|  | "inline", | 
|  | "inout", | 
|  | "int", | 
|  | "int1", | 
|  | "int1x1", | 
|  | "int1x2", | 
|  | "int1x3", | 
|  | "int1x4", | 
|  | "int2", | 
|  | "int2x1", | 
|  | "int2x2", | 
|  | "int2x3", | 
|  | "int2x4", | 
|  | "int3", | 
|  | "int3x1", | 
|  | "int3x2", | 
|  | "int3x3", | 
|  | "int3x4", | 
|  | "int4", | 
|  | "int4x1", | 
|  | "int4x2", | 
|  | "int4x3", | 
|  | "int4x4", | 
|  | "interface", | 
|  | "isfinite", | 
|  | "isinf", | 
|  | "isnan", | 
|  | "lerp", | 
|  | "line", | 
|  | "lineadj", | 
|  | "linear", | 
|  | "lit", | 
|  | "log10", | 
|  | "long", | 
|  | "loop", | 
|  | "mad", | 
|  | "matrix", | 
|  | "min10float", | 
|  | "min10float1", | 
|  | "min10float1x1", | 
|  | "min10float1x2", | 
|  | "min10float1x3", | 
|  | "min10float1x4", | 
|  | "min10float2", | 
|  | "min10float2x1", | 
|  | "min10float2x2", | 
|  | "min10float2x3", | 
|  | "min10float2x4", | 
|  | "min10float3", | 
|  | "min10float3x1", | 
|  | "min10float3x2", | 
|  | "min10float3x3", | 
|  | "min10float3x4", | 
|  | "min10float4", | 
|  | "min10float4x1", | 
|  | "min10float4x2", | 
|  | "min10float4x3", | 
|  | "min10float4x4", | 
|  | "min12int", | 
|  | "min12int1", | 
|  | "min12int1x1", | 
|  | "min12int1x2", | 
|  | "min12int1x3", | 
|  | "min12int1x4", | 
|  | "min12int2", | 
|  | "min12int2x1", | 
|  | "min12int2x2", | 
|  | "min12int2x3", | 
|  | "min12int2x4", | 
|  | "min12int3", | 
|  | "min12int3x1", | 
|  | "min12int3x2", | 
|  | "min12int3x3", | 
|  | "min12int3x4", | 
|  | "min12int4", | 
|  | "min12int4x1", | 
|  | "min12int4x2", | 
|  | "min12int4x3", | 
|  | "min12int4x4", | 
|  | "min16float", | 
|  | "min16float1", | 
|  | "min16float1x1", | 
|  | "min16float1x2", | 
|  | "min16float1x3", | 
|  | "min16float1x4", | 
|  | "min16float2", | 
|  | "min16float2x1", | 
|  | "min16float2x2", | 
|  | "min16float2x3", | 
|  | "min16float2x4", | 
|  | "min16float3", | 
|  | "min16float3x1", | 
|  | "min16float3x2", | 
|  | "min16float3x3", | 
|  | "min16float3x4", | 
|  | "min16float4", | 
|  | "min16float4x1", | 
|  | "min16float4x2", | 
|  | "min16float4x3", | 
|  | "min16float4x4", | 
|  | "min16int", | 
|  | "min16int1", | 
|  | "min16int1x1", | 
|  | "min16int1x2", | 
|  | "min16int1x3", | 
|  | "min16int1x4", | 
|  | "min16int2", | 
|  | "min16int2x1", | 
|  | "min16int2x2", | 
|  | "min16int2x3", | 
|  | "min16int2x4", | 
|  | "min16int3", | 
|  | "min16int3x1", | 
|  | "min16int3x2", | 
|  | "min16int3x3", | 
|  | "min16int3x4", | 
|  | "min16int4", | 
|  | "min16int4x1", | 
|  | "min16int4x2", | 
|  | "min16int4x3", | 
|  | "min16int4x4", | 
|  | "min16uint", | 
|  | "min16uint1", | 
|  | "min16uint1x1", | 
|  | "min16uint1x2", | 
|  | "min16uint1x3", | 
|  | "min16uint1x4", | 
|  | "min16uint2", | 
|  | "min16uint2x1", | 
|  | "min16uint2x2", | 
|  | "min16uint2x3", | 
|  | "min16uint2x4", | 
|  | "min16uint3", | 
|  | "min16uint3x1", | 
|  | "min16uint3x2", | 
|  | "min16uint3x3", | 
|  | "min16uint3x4", | 
|  | "min16uint4", | 
|  | "min16uint4x1", | 
|  | "min16uint4x2", | 
|  | "min16uint4x3", | 
|  | "min16uint4x4", | 
|  | "msad4", | 
|  | "mul", | 
|  | "mutable", | 
|  | "namespace", | 
|  | "new", | 
|  | "nointerpolation", | 
|  | "noise", | 
|  | "noperspective", | 
|  | "numthreads", | 
|  | "operator", | 
|  | "out", | 
|  | "packoffset", | 
|  | "pass", | 
|  | "pixelfragment", | 
|  | "pixelshader", | 
|  | "point", | 
|  | "precise", | 
|  | "printf", | 
|  | "private", | 
|  | "protected", | 
|  | "public", | 
|  | "radians", | 
|  | "rcp", | 
|  | "refract", | 
|  | "register", | 
|  | "reinterpret_cast", | 
|  | "return", | 
|  | "row_major", | 
|  | "rsqrt", | 
|  | "sample", | 
|  | "sampler", | 
|  | "sampler1D", | 
|  | "sampler2D", | 
|  | "sampler3D", | 
|  | "samplerCUBE", | 
|  | "sampler_state", | 
|  | "saturate", | 
|  | "shared", | 
|  | "short", | 
|  | "signed", | 
|  | "sincos", | 
|  | "sizeof", | 
|  | "snorm", | 
|  | "stateblock", | 
|  | "stateblock_state", | 
|  | "static", | 
|  | "static_cast", | 
|  | "string", | 
|  | "struct", | 
|  | "switch", | 
|  | "tbuffer", | 
|  | "technique", | 
|  | "technique10", | 
|  | "technique11", | 
|  | "template", | 
|  | "tex1D", | 
|  | "tex1Dbias", | 
|  | "tex1Dgrad", | 
|  | "tex1Dlod", | 
|  | "tex1Dproj", | 
|  | "tex2D", | 
|  | "tex2Dbias", | 
|  | "tex2Dgrad", | 
|  | "tex2Dlod", | 
|  | "tex2Dproj", | 
|  | "tex3D", | 
|  | "tex3Dbias", | 
|  | "tex3Dgrad", | 
|  | "tex3Dlod", | 
|  | "tex3Dproj", | 
|  | "texCUBE", | 
|  | "texCUBEbias", | 
|  | "texCUBEgrad", | 
|  | "texCUBElod", | 
|  | "texCUBEproj", | 
|  | "texture", | 
|  | "texture1D", | 
|  | "texture1DArray", | 
|  | "texture2D", | 
|  | "texture2DArray", | 
|  | "texture2DMS", | 
|  | "texture2DMSArray", | 
|  | "texture3D", | 
|  | "textureCube", | 
|  | "textureCubeArray", | 
|  | "this", | 
|  | "throw", | 
|  | "transpose", | 
|  | "triangle", | 
|  | "triangleadj", | 
|  | "true", | 
|  | "try", | 
|  | "typedef", | 
|  | "typename", | 
|  | "uint", | 
|  | "uint1", | 
|  | "uint1x1", | 
|  | "uint1x2", | 
|  | "uint1x3", | 
|  | "uint1x4", | 
|  | "uint2", | 
|  | "uint2x1", | 
|  | "uint2x2", | 
|  | "uint2x3", | 
|  | "uint2x4", | 
|  | "uint3", | 
|  | "uint3x1", | 
|  | "uint3x2", | 
|  | "uint3x3", | 
|  | "uint3x4", | 
|  | "uint4", | 
|  | "uint4x1", | 
|  | "uint4x2", | 
|  | "uint4x3", | 
|  | "uint4x4", | 
|  | "uniform", | 
|  | "union", | 
|  | "unorm", | 
|  | "unroll", | 
|  | "unsigned", | 
|  | "using", | 
|  | "vector", | 
|  | "vertexfragment", | 
|  | "vertexshader", | 
|  | "virtual", | 
|  | "void", | 
|  | "volatile", | 
|  | "while", | 
|  | }; | 
|  |  | 
|  | // This list is used for a binary search and must be kept in sorted order. | 
|  | const char* kReservedKeywordsMSL[] = { | 
|  | "HUGE_VALF", | 
|  | "HUGE_VALH", | 
|  | "INFINITY", | 
|  | "MAXFLOAT", | 
|  | "MAXHALF", | 
|  | "M_1_PI_F", | 
|  | "M_1_PI_H", | 
|  | "M_2_PI_F", | 
|  | "M_2_PI_H", | 
|  | "M_2_SQRTPI_F", | 
|  | "M_2_SQRTPI_H", | 
|  | "M_E_F", | 
|  | "M_E_H", | 
|  | "M_LN10_F", | 
|  | "M_LN10_H", | 
|  | "M_LN2_F", | 
|  | "M_LN2_H", | 
|  | "M_LOG10E_F", | 
|  | "M_LOG10E_H", | 
|  | "M_LOG2E_F", | 
|  | "M_LOG2E_H", | 
|  | "M_PI_2_F", | 
|  | "M_PI_2_H", | 
|  | "M_PI_4_F", | 
|  | "M_PI_4_H", | 
|  | "M_PI_F", | 
|  | "M_PI_H", | 
|  | "M_SQRT1_2_F", | 
|  | "M_SQRT1_2_H", | 
|  | "M_SQRT2_F", | 
|  | "M_SQRT2_H", | 
|  | "NAN", | 
|  | "access", | 
|  | "alignas", | 
|  | "alignof", | 
|  | "and", | 
|  | "and_eq", | 
|  | "array", | 
|  | "array_ref", | 
|  | "as_type", | 
|  | "asm", | 
|  | "atomic", | 
|  | "atomic_bool", | 
|  | "atomic_int", | 
|  | "atomic_uint", | 
|  | "auto", | 
|  | "bitand", | 
|  | "bitor", | 
|  | "bool", | 
|  | "bool2", | 
|  | "bool3", | 
|  | "bool4", | 
|  | "break", | 
|  | "buffer", | 
|  | "case", | 
|  | "catch", | 
|  | "char", | 
|  | "char16_t", | 
|  | "char2", | 
|  | "char3", | 
|  | "char32_t", | 
|  | "char4", | 
|  | "class", | 
|  | "compl", | 
|  | "const", | 
|  | "const_cast", | 
|  | "const_reference", | 
|  | "constant", | 
|  | "constexpr", | 
|  | "continue", | 
|  | "decltype", | 
|  | "default", | 
|  | "delete", | 
|  | "depth2d", | 
|  | "depth2d_array", | 
|  | "depth2d_ms", | 
|  | "depth2d_ms_array", | 
|  | "depthcube", | 
|  | "depthcube_array", | 
|  | "device", | 
|  | "discard_fragment", | 
|  | "do", | 
|  | "double", | 
|  | "dynamic_cast", | 
|  | "else", | 
|  | "enum", | 
|  | "explicit", | 
|  | "extern", | 
|  | "false", | 
|  | "final", | 
|  | "float", | 
|  | "float2", | 
|  | "float2x2", | 
|  | "float2x3", | 
|  | "float2x4", | 
|  | "float3", | 
|  | "float3x2", | 
|  | "float3x3", | 
|  | "float3x4", | 
|  | "float4", | 
|  | "float4x2", | 
|  | "float4x3", | 
|  | "float4x4", | 
|  | "for", | 
|  | "fragment", | 
|  | "friend", | 
|  | "goto", | 
|  | "half", | 
|  | "half2", | 
|  | "half2x2", | 
|  | "half2x3", | 
|  | "half2x4", | 
|  | "half3", | 
|  | "half3x2", | 
|  | "half3x3", | 
|  | "half3x4", | 
|  | "half4", | 
|  | "half4x2", | 
|  | "half4x3", | 
|  | "half4x4", | 
|  | "if", | 
|  | "imageblock", | 
|  | "infinity", | 
|  | "inline", | 
|  | "int", | 
|  | "int16_t", | 
|  | "int2", | 
|  | "int3", | 
|  | "int32_t", | 
|  | "int4", | 
|  | "int64_t", | 
|  | "int8_t", | 
|  | "kernel", | 
|  | "long", | 
|  | "long2", | 
|  | "long3", | 
|  | "long4", | 
|  | "main", | 
|  | "matrix", | 
|  | "metal", | 
|  | "mutable", | 
|  | "namespace", | 
|  | "new", | 
|  | "noexcept", | 
|  | "not", | 
|  | "not_eq", | 
|  | "nullptr", | 
|  | "operator", | 
|  | "or", | 
|  | "or_eq", | 
|  | "override", | 
|  | "packed_bool2", | 
|  | "packed_bool3", | 
|  | "packed_bool4", | 
|  | "packed_char2", | 
|  | "packed_char3", | 
|  | "packed_char4", | 
|  | "packed_float2", | 
|  | "packed_float3", | 
|  | "packed_float4", | 
|  | "packed_half2", | 
|  | "packed_half3", | 
|  | "packed_half4", | 
|  | "packed_int2", | 
|  | "packed_int3", | 
|  | "packed_int4", | 
|  | "packed_short2", | 
|  | "packed_short3", | 
|  | "packed_short4", | 
|  | "packed_uchar2", | 
|  | "packed_uchar3", | 
|  | "packed_uchar4", | 
|  | "packed_uint2", | 
|  | "packed_uint3", | 
|  | "packed_uint4", | 
|  | "packed_ushort2", | 
|  | "packed_ushort3", | 
|  | "packed_ushort4", | 
|  | "patch_control_point", | 
|  | "private", | 
|  | "protected", | 
|  | "ptrdiff_t", | 
|  | "public", | 
|  | "r16snorm", | 
|  | "r16unorm", | 
|  | "r8unorm", | 
|  | "reference", | 
|  | "register", | 
|  | "reinterpret_cast", | 
|  | "return", | 
|  | "rg11b10f", | 
|  | "rg16snorm", | 
|  | "rg16unorm", | 
|  | "rg8snorm", | 
|  | "rg8unorm", | 
|  | "rgb10a2", | 
|  | "rgb9e5", | 
|  | "rgba16snorm", | 
|  | "rgba16unorm", | 
|  | "rgba8snorm", | 
|  | "rgba8unorm", | 
|  | "sampler", | 
|  | "short", | 
|  | "short2", | 
|  | "short3", | 
|  | "short4", | 
|  | "signed", | 
|  | "size_t", | 
|  | "sizeof", | 
|  | "srgba8unorm", | 
|  | "static", | 
|  | "static_assert", | 
|  | "static_cast", | 
|  | "struct", | 
|  | "switch", | 
|  | "template", | 
|  | "texture", | 
|  | "texture1d", | 
|  | "texture1d_array", | 
|  | "texture2d", | 
|  | "texture2d_array", | 
|  | "texture2d_ms", | 
|  | "texture2d_ms_array", | 
|  | "texture3d", | 
|  | "texture_buffer", | 
|  | "texturecube", | 
|  | "texturecube_array", | 
|  | "this", | 
|  | "thread", | 
|  | "thread_local", | 
|  | "threadgroup", | 
|  | "threadgroup_imageblock", | 
|  | "throw", | 
|  | "true", | 
|  | "try", | 
|  | "typedef", | 
|  | "typeid", | 
|  | "typename", | 
|  | "uchar", | 
|  | "uchar2", | 
|  | "uchar3", | 
|  | "uchar4", | 
|  | "uint", | 
|  | "uint16_t", | 
|  | "uint2", | 
|  | "uint3", | 
|  | "uint32_t", | 
|  | "uint4", | 
|  | "uint64_t", | 
|  | "uint8_t", | 
|  | "ulong2", | 
|  | "ulong3", | 
|  | "ulong4", | 
|  | "uniform", | 
|  | "union", | 
|  | "unsigned", | 
|  | "ushort", | 
|  | "ushort2", | 
|  | "ushort3", | 
|  | "ushort4", | 
|  | "using", | 
|  | "vec", | 
|  | "vertex", | 
|  | "virtual", | 
|  | "void", | 
|  | "volatile", | 
|  | "wchar_t", | 
|  | "while", | 
|  | "xor", | 
|  | "xor_eq", | 
|  | }; | 
|  |  | 
|  | }  // namespace | 
|  |  | 
|  | Renamer::Data::Data(Remappings&& r) : remappings(std::move(r)) {} | 
|  | Renamer::Data::Data(const Data&) = default; | 
|  | Renamer::Data::~Data() = default; | 
|  |  | 
|  | Renamer::Config::Config(Target t) : target(t) {} | 
|  | Renamer::Config::Config(const Config&) = default; | 
|  | Renamer::Config::~Config() = default; | 
|  |  | 
|  | Renamer::Renamer() = default; | 
|  | Renamer::~Renamer() = default; | 
|  |  | 
|  | Output Renamer::Run(const Program* in, const DataMap& inputs) { | 
|  | ProgramBuilder out; | 
|  | // Disable auto-cloning of symbols, since we want to rename them. | 
|  | CloneContext ctx(&out, in, false); | 
|  |  | 
|  | // Swizzles, intrinsic calls and builtin structure members need to keep their | 
|  | // symbols preserved. | 
|  | std::unordered_set<const ast::IdentifierExpression*> preserve; | 
|  | for (auto* node : in->ASTNodes().Objects()) { | 
|  | if (auto* member = node->As<ast::MemberAccessorExpression>()) { | 
|  | auto* sem = in->Sem().Get(member); | 
|  | if (!sem) { | 
|  | TINT_ICE(Transform, out.Diagnostics()) | 
|  | << "MemberAccessorExpression has no semantic info"; | 
|  | continue; | 
|  | } | 
|  | if (sem->Is<sem::Swizzle>()) { | 
|  | preserve.emplace(member->member); | 
|  | } else if (auto* str_expr = in->Sem().Get(member->structure)) { | 
|  | if (auto* ty = str_expr->Type()->UnwrapRef()->As<sem::Struct>()) { | 
|  | if (ty->Declaration() == nullptr) {  // Builtin structure | 
|  | preserve.emplace(member->member); | 
|  | } | 
|  | } | 
|  | } | 
|  | } else if (auto* call = node->As<ast::CallExpression>()) { | 
|  | auto* sem = in->Sem().Get(call); | 
|  | if (!sem) { | 
|  | TINT_ICE(Transform, out.Diagnostics()) | 
|  | << "CallExpression has no semantic info"; | 
|  | continue; | 
|  | } | 
|  | if (sem->Target()->Is<sem::Intrinsic>()) { | 
|  | preserve.emplace(call->func); | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | Data::Remappings remappings; | 
|  |  | 
|  | Target target = Target::kAll; | 
|  |  | 
|  | if (auto* cfg = inputs.Get<Config>()) { | 
|  | target = cfg->target; | 
|  | } | 
|  |  | 
|  | ctx.ReplaceAll([&](Symbol sym_in) { | 
|  | auto name_in = ctx.src->Symbols().NameFor(sym_in); | 
|  | switch (target) { | 
|  | case Target::kAll: | 
|  | // Always rename. | 
|  | break; | 
|  | case Target::kGlslKeywords: | 
|  | if (!std::binary_search( | 
|  | kReservedKeywordsGLSL, | 
|  | kReservedKeywordsGLSL + | 
|  | sizeof(kReservedKeywordsGLSL) / sizeof(const char*), | 
|  | name_in)) { | 
|  | // No match, just reuse the original name. | 
|  | return ctx.dst->Symbols().New(name_in); | 
|  | } | 
|  | break; | 
|  | case Target::kHlslKeywords: | 
|  | if (!std::binary_search( | 
|  | kReservedKeywordsHLSL, | 
|  | kReservedKeywordsHLSL + | 
|  | sizeof(kReservedKeywordsHLSL) / sizeof(const char*), | 
|  | name_in)) { | 
|  | // No match, just reuse the original name. | 
|  | return ctx.dst->Symbols().New(name_in); | 
|  | } | 
|  | break; | 
|  | case Target::kMslKeywords: | 
|  | if (!std::binary_search( | 
|  | kReservedKeywordsMSL, | 
|  | kReservedKeywordsMSL + | 
|  | sizeof(kReservedKeywordsMSL) / sizeof(const char*), | 
|  | name_in)) { | 
|  | // No match, just reuse the original name. | 
|  | return ctx.dst->Symbols().New(name_in); | 
|  | } | 
|  | break; | 
|  | } | 
|  |  | 
|  | auto sym_out = ctx.dst->Sym(); | 
|  | remappings.emplace(name_in, ctx.dst->Symbols().NameFor(sym_out)); | 
|  | return sym_out; | 
|  | }); | 
|  |  | 
|  | ctx.ReplaceAll([&](const ast::IdentifierExpression* ident) | 
|  | -> const ast::IdentifierExpression* { | 
|  | if (preserve.count(ident)) { | 
|  | auto sym_in = ident->symbol; | 
|  | auto str = in->Symbols().NameFor(sym_in); | 
|  | auto sym_out = out.Symbols().Register(str); | 
|  | return ctx.dst->create<ast::IdentifierExpression>( | 
|  | ctx.Clone(ident->source), sym_out); | 
|  | } | 
|  | return nullptr;  // Clone ident. Uses the symbol remapping above. | 
|  | }); | 
|  | ctx.Clone(); | 
|  |  | 
|  | return Output(Program(std::move(out)), | 
|  | std::make_unique<Data>(std::move(remappings))); | 
|  | } | 
|  |  | 
|  | }  // namespace transform | 
|  | }  // namespace tint |