glslang/hlsl/hlslGrammar.h
John Kessenich 7735b94403 HLSL Non-Functional: Move to more robust capturing of postDecls into a qualifier.
This will prevent a possible future defect of thinking the type can be changed,
where there is a code path today that would drop that change.
2016-09-05 12:40:06 -06:00

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//
//Copyright (C) 2016 Google, Inc.
//Copyright (C) 2016 LunarG, Inc.
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#ifndef HLSLGRAMMAR_H_
#define HLSLGRAMMAR_H_
#include "hlslParseHelper.h"
#include "hlslOpMap.h"
#include "hlslTokenStream.h"
namespace glslang {
// Should just be the grammar aspect of HLSL.
// Described in more detail in hlslGrammar.cpp.
class HlslGrammar : public HlslTokenStream {
public:
HlslGrammar(HlslScanContext& scanner, HlslParseContext& parseContext)
: HlslTokenStream(scanner), parseContext(parseContext), intermediate(parseContext.intermediate) { }
virtual ~HlslGrammar() { }
bool parse();
protected:
HlslGrammar();
HlslGrammar& operator=(const HlslGrammar&);
void expected(const char*);
void unimplemented(const char*);
bool acceptIdentifier(HlslToken&);
bool acceptCompilationUnit();
bool acceptDeclaration(TIntermNode*& node);
bool acceptControlDeclaration(TIntermNode*& node);
bool acceptSamplerDeclarationDX9(TType&);
bool acceptSamplerState();
bool acceptFullySpecifiedType(TType&);
bool acceptQualifier(TQualifier&);
bool acceptLayoutQualifierList(TQualifier&);
bool acceptType(TType&);
bool acceptTemplateType(TBasicType&);
bool acceptVectorTemplateType(TType&);
bool acceptMatrixTemplateType(TType&);
bool acceptSamplerType(TType&);
bool acceptTextureType(TType&);
bool acceptStruct(TType&);
bool acceptStructDeclarationList(TTypeList*&);
bool acceptFunctionParameters(TFunction&);
bool acceptParameterDeclaration(TFunction&);
bool acceptFunctionDefinition(TFunction&, TIntermNode*&);
bool acceptParenExpression(TIntermTyped*&);
bool acceptExpression(TIntermTyped*&);
bool acceptInitializer(TIntermTyped*&);
bool acceptAssignmentExpression(TIntermTyped*&);
bool acceptConditionalExpression(TIntermTyped*&);
bool acceptBinaryExpression(TIntermTyped*&, PrecedenceLevel);
bool acceptUnaryExpression(TIntermTyped*&);
bool acceptPostfixExpression(TIntermTyped*&);
bool acceptConstructor(TIntermTyped*&);
bool acceptFunctionCall(HlslToken, TIntermTyped*&, TIntermTyped* base = nullptr);
bool acceptArguments(TFunction*, TIntermTyped*&);
bool acceptLiteral(TIntermTyped*&);
bool acceptCompoundStatement(TIntermNode*&);
bool acceptStatement(TIntermNode*&);
bool acceptScopedStatement(TIntermNode*&);
bool acceptScopedCompoundStatement(TIntermNode*&);
bool acceptNestedStatement(TIntermNode*&);
void acceptAttributes();
bool acceptSelectionStatement(TIntermNode*&);
bool acceptSwitchStatement(TIntermNode*&);
bool acceptIterationStatement(TIntermNode*&);
bool acceptJumpStatement(TIntermNode*&);
bool acceptCaseLabel(TIntermNode*&);
bool acceptDefaultLabel(TIntermNode*&);
void acceptArraySpecifier(TArraySizes*&);
void acceptPostDecls(TQualifier&);
HlslParseContext& parseContext; // state of parsing and helper functions for building the intermediate
TIntermediate& intermediate; // the final product, the intermediate representation, includes the AST
};
} // end namespace glslang
#endif // HLSLGRAMMAR_H_