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Diffstat (limited to 'src/3rdparty/angle/src/compiler/translator/Compiler.h')
| -rw-r--r-- | src/3rdparty/angle/src/compiler/translator/Compiler.h | 308 |
1 files changed, 0 insertions, 308 deletions
diff --git a/src/3rdparty/angle/src/compiler/translator/Compiler.h b/src/3rdparty/angle/src/compiler/translator/Compiler.h deleted file mode 100644 index 753cfb8e7b..0000000000 --- a/src/3rdparty/angle/src/compiler/translator/Compiler.h +++ /dev/null @@ -1,308 +0,0 @@ -// -// Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. -// - -#ifndef COMPILER_TRANSLATOR_COMPILER_H_ -#define COMPILER_TRANSLATOR_COMPILER_H_ - -// -// Machine independent part of the compiler private objects -// sent as ShHandle to the driver. -// -// This should not be included by driver code. -// - -#include <GLSLANG/ShaderVars.h> - -#include "compiler/translator/BuiltInFunctionEmulator.h" -#include "compiler/translator/CallDAG.h" -#include "compiler/translator/Diagnostics.h" -#include "compiler/translator/ExtensionBehavior.h" -#include "compiler/translator/HashNames.h" -#include "compiler/translator/InfoSink.h" -#include "compiler/translator/Pragma.h" -#include "compiler/translator/SymbolTable.h" -#include "third_party/compiler/ArrayBoundsClamper.h" - -namespace sh -{ - -class TCompiler; -class TParseContext; -#ifdef ANGLE_ENABLE_HLSL -class TranslatorHLSL; -#endif // ANGLE_ENABLE_HLSL - -// -// Helper function to identify specs that are based on the WebGL spec. -// -bool IsWebGLBasedSpec(ShShaderSpec spec); - -// -// Helper function to check if the shader type is GLSL. -// -bool IsGLSL130OrNewer(ShShaderOutput output); -bool IsGLSL420OrNewer(ShShaderOutput output); -bool IsGLSL410OrOlder(ShShaderOutput output); - -// -// Helper function to check if the invariant qualifier can be removed. -// -bool RemoveInvariant(sh::GLenum shaderType, - int shaderVersion, - ShShaderOutput outputType, - ShCompileOptions compileOptions); - -// -// The base class used to back handles returned to the driver. -// -class TShHandleBase -{ - public: - TShHandleBase(); - virtual ~TShHandleBase(); - virtual TCompiler *getAsCompiler() { return 0; } -#ifdef ANGLE_ENABLE_HLSL - virtual TranslatorHLSL *getAsTranslatorHLSL() { return 0; } -#endif // ANGLE_ENABLE_HLSL - - protected: - // Memory allocator. Allocates and tracks memory required by the compiler. - // Deallocates all memory when compiler is destructed. - TPoolAllocator allocator; -}; - -// -// The base class for the machine dependent compiler to derive from -// for managing object code from the compile. -// -class TCompiler : public TShHandleBase -{ - public: - TCompiler(sh::GLenum type, ShShaderSpec spec, ShShaderOutput output); - ~TCompiler() override; - TCompiler *getAsCompiler() override { return this; } - - bool Init(const ShBuiltInResources &resources); - - // compileTreeForTesting should be used only when tests require access to - // the AST. Users of this function need to manually manage the global pool - // allocator. Returns nullptr whenever there are compilation errors. - TIntermBlock *compileTreeForTesting(const char *const shaderStrings[], - size_t numStrings, - ShCompileOptions compileOptions); - - bool compile(const char *const shaderStrings[], - size_t numStrings, - ShCompileOptions compileOptions); - - // Get results of the last compilation. - int getShaderVersion() const { return shaderVersion; } - TInfoSink &getInfoSink() { return infoSink; } - - bool isComputeShaderLocalSizeDeclared() const { return mComputeShaderLocalSizeDeclared; } - const sh::WorkGroupSize &getComputeShaderLocalSize() const { return mComputeShaderLocalSize; } - int getNumViews() const { return mNumViews; } - - // Clears the results from the previous compilation. - void clearResults(); - - const std::vector<sh::Attribute> &getAttributes() const { return attributes; } - const std::vector<sh::OutputVariable> &getOutputVariables() const { return outputVariables; } - const std::vector<sh::Uniform> &getUniforms() const { return uniforms; } - const std::vector<sh::Varying> &getInputVaryings() const { return inputVaryings; } - const std::vector<sh::Varying> &getOutputVaryings() const { return outputVaryings; } - const std::vector<sh::InterfaceBlock> &getInterfaceBlocks() const { return interfaceBlocks; } - const std::vector<sh::InterfaceBlock> &getUniformBlocks() const { return uniformBlocks; } - const std::vector<sh::InterfaceBlock> &getShaderStorageBlocks() const - { - return shaderStorageBlocks; - } - const std::vector<sh::InterfaceBlock> &getInBlocks() const { return inBlocks; } - - ShHashFunction64 getHashFunction() const { return hashFunction; } - NameMap &getNameMap() { return nameMap; } - TSymbolTable &getSymbolTable() { return symbolTable; } - ShShaderSpec getShaderSpec() const { return shaderSpec; } - ShShaderOutput getOutputType() const { return outputType; } - const std::string &getBuiltInResourcesString() const { return builtInResourcesString; } - - bool shouldRunLoopAndIndexingValidation(ShCompileOptions compileOptions) const; - - // Get the resources set by InitBuiltInSymbolTable - const ShBuiltInResources &getResources() const; - - int getGeometryShaderMaxVertices() const { return mGeometryShaderMaxVertices; } - int getGeometryShaderInvocations() const { return mGeometryShaderInvocations; } - TLayoutPrimitiveType getGeometryShaderInputPrimitiveType() const - { - return mGeometryShaderInputPrimitiveType; - } - TLayoutPrimitiveType getGeometryShaderOutputPrimitiveType() const - { - return mGeometryShaderOutputPrimitiveType; - } - - sh::GLenum getShaderType() const { return shaderType; } - - protected: - // Initialize symbol-table with built-in symbols. - bool InitBuiltInSymbolTable(const ShBuiltInResources &resources); - // Compute the string representation of the built-in resources - void setResourceString(); - // Return false if the call depth is exceeded. - bool checkCallDepth(); - // Add emulated functions to the built-in function emulator. - virtual void initBuiltInFunctionEmulator(BuiltInFunctionEmulator *emu, - ShCompileOptions compileOptions){}; - // Translate to object code. May generate performance warnings through the diagnostics. - virtual void translate(TIntermBlock *root, - ShCompileOptions compileOptions, - PerformanceDiagnostics *perfDiagnostics) = 0; - // Insert statements to reference all members in unused uniform blocks with standard and shared - // layout. This is to work around a Mac driver that treats unused standard/shared - // uniform blocks as inactive. - void useAllMembersInUnusedStandardAndSharedBlocks(TIntermBlock *root); - // Insert statements to initialize output variables in the beginning of main(). - // This is to avoid undefined behaviors. - void initializeOutputVariables(TIntermBlock *root); - // Insert gl_Position = vec4(0,0,0,0) to the beginning of main(). - // It is to work around a Linux driver bug where missing this causes compile failure - // while spec says it is allowed. - // This function should only be applied to vertex shaders. - void initializeGLPosition(TIntermBlock *root); - // Return true if the maximum expression complexity is below the limit. - bool limitExpressionComplexity(TIntermBlock *root); - // Get built-in extensions with default behavior. - const TExtensionBehavior &getExtensionBehavior() const; - const char *getSourcePath() const; - const TPragma &getPragma() const { return mPragma; } - void writePragma(ShCompileOptions compileOptions); - // Relies on collectVariables having been called. - bool isVaryingDefined(const char *varyingName); - - const ArrayBoundsClamper &getArrayBoundsClamper() const; - ShArrayIndexClampingStrategy getArrayIndexClampingStrategy() const; - const BuiltInFunctionEmulator &getBuiltInFunctionEmulator() const; - - virtual bool shouldFlattenPragmaStdglInvariantAll() = 0; - virtual bool shouldCollectVariables(ShCompileOptions compileOptions); - - bool wereVariablesCollected() const; - std::vector<sh::Attribute> attributes; - std::vector<sh::OutputVariable> outputVariables; - std::vector<sh::Uniform> uniforms; - std::vector<sh::Varying> inputVaryings; - std::vector<sh::Varying> outputVaryings; - std::vector<sh::InterfaceBlock> interfaceBlocks; - std::vector<sh::InterfaceBlock> uniformBlocks; - std::vector<sh::InterfaceBlock> shaderStorageBlocks; - std::vector<sh::InterfaceBlock> inBlocks; - - private: - // Creates the function call DAG for further analysis, returning false if there is a recursion - bool initCallDag(TIntermNode *root); - // Return false if "main" doesn't exist - bool tagUsedFunctions(); - void internalTagUsedFunction(size_t index); - - void initSamplerDefaultPrecision(TBasicType samplerType); - - void collectInterfaceBlocks(); - - bool variablesCollected; - - bool mGLPositionInitialized; - - // Removes unused function declarations and prototypes from the AST - class UnusedPredicate; - void pruneUnusedFunctions(TIntermBlock *root); - - TIntermBlock *compileTreeImpl(const char *const shaderStrings[], - size_t numStrings, - const ShCompileOptions compileOptions); - - // Fetches and stores shader metadata that is not stored within the AST itself, such as shader - // version. - void setASTMetadata(const TParseContext &parseContext); - - // Does checks that need to be run after parsing is complete and returns true if they pass. - bool checkAndSimplifyAST(TIntermBlock *root, - const TParseContext &parseContext, - ShCompileOptions compileOptions); - - sh::GLenum shaderType; - ShShaderSpec shaderSpec; - ShShaderOutput outputType; - - struct FunctionMetadata - { - FunctionMetadata() : used(false) {} - bool used; - }; - - CallDAG mCallDag; - std::vector<FunctionMetadata> functionMetadata; - - int maxUniformVectors; - int maxExpressionComplexity; - int maxCallStackDepth; - int maxFunctionParameters; - - ShBuiltInResources compileResources; - std::string builtInResourcesString; - - // Built-in symbol table for the given language, spec, and resources. - // It is preserved from compile-to-compile. - TSymbolTable symbolTable; - // Built-in extensions with default behavior. - TExtensionBehavior extensionBehavior; - bool fragmentPrecisionHigh; - - ArrayBoundsClamper arrayBoundsClamper; - ShArrayIndexClampingStrategy clampingStrategy; - BuiltInFunctionEmulator builtInFunctionEmulator; - - // Results of compilation. - int shaderVersion; - TInfoSink infoSink; // Output sink. - TDiagnostics mDiagnostics; - const char *mSourcePath; // Path of source file or NULL - - // compute shader local group size - bool mComputeShaderLocalSizeDeclared; - sh::WorkGroupSize mComputeShaderLocalSize; - - // GL_OVR_multiview num_views. - int mNumViews; - - // geometry shader parameters. - int mGeometryShaderMaxVertices; - int mGeometryShaderInvocations; - TLayoutPrimitiveType mGeometryShaderInputPrimitiveType; - TLayoutPrimitiveType mGeometryShaderOutputPrimitiveType; - - // name hashing. - ShHashFunction64 hashFunction; - NameMap nameMap; - - TPragma mPragma; -}; - -// -// This is the interface between the machine independent code -// and the machine dependent code. -// -// The machine dependent code should derive from the classes -// above. Then Construct*() and Delete*() will create and -// destroy the machine dependent objects, which contain the -// above machine independent information. -// -TCompiler *ConstructCompiler(sh::GLenum type, ShShaderSpec spec, ShShaderOutput output); -void DeleteCompiler(TCompiler *); - -} // namespace sh - -#endif // COMPILER_TRANSLATOR_COMPILER_H_ |