forked from qt-creator/qt-creator
2e14df7561
Change-Id: I1bed5e85a5b7948d08502a72a10f80baa075c204 Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>
129 lines
4.5 KiB
C++
129 lines
4.5 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#pragma once
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#include "glslastvisitor.h"
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#include "glsltype.h"
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namespace GLSL {
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class GLSL_EXPORT Semantic: protected Visitor
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{
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public:
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Semantic();
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~Semantic() override;
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struct ExprResult {
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ExprResult(const Type *type = nullptr, bool isConstant = false)
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: type(type), isConstant(isConstant) {}
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~ExprResult() { }
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bool isValid() const {
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if (! type)
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return false;
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else if (type->asUndefinedType() != nullptr)
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return false;
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return true;
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}
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explicit operator bool() const { return isValid(); }
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const Type *type;
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bool isConstant;
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};
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void translationUnit(TranslationUnitAST *ast, Scope *globalScope, Engine *engine);
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ExprResult expression(ExpressionAST *ast, Scope *scope, Engine *engine);
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protected:
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Engine *switchEngine(Engine *engine);
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Scope *switchScope(Scope *scope);
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bool implicitCast(const Type *type, const Type *target) const;
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ExprResult expression(ExpressionAST *ast);
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void statement(StatementAST *ast);
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const Type *type(TypeAST *ast);
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void declaration(DeclarationAST *ast);
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ExprResult functionIdentifier(FunctionIdentifierAST *ast);
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Symbol *field(StructTypeAST::Field *ast);
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void parameterDeclaration(ParameterDeclarationAST *ast, Function *fun);
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bool visit(TranslationUnitAST *ast) override;
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bool visit(FunctionIdentifierAST *ast) override;
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bool visit(StructTypeAST::Field *ast) override;
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// expressions
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bool visit(IdentifierExpressionAST *ast) override;
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bool visit(LiteralExpressionAST *ast) override;
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bool visit(BinaryExpressionAST *ast) override;
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bool visit(UnaryExpressionAST *ast) override;
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bool visit(TernaryExpressionAST *ast) override;
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bool visit(AssignmentExpressionAST *ast) override;
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bool visit(MemberAccessExpressionAST *ast) override;
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bool visit(FunctionCallExpressionAST *ast) override;
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bool visit(DeclarationExpressionAST *ast) override;
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// statements
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bool visit(ExpressionStatementAST *ast) override;
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bool visit(CompoundStatementAST *ast) override;
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bool visit(IfStatementAST *ast) override;
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bool visit(WhileStatementAST *ast) override;
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bool visit(DoStatementAST *ast) override;
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bool visit(ForStatementAST *ast) override;
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bool visit(JumpStatementAST *ast) override;
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bool visit(ReturnStatementAST *ast) override;
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bool visit(SwitchStatementAST *ast) override;
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bool visit(CaseLabelStatementAST *ast) override;
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bool visit(DeclarationStatementAST *ast) override;
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// types
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bool visit(BasicTypeAST *ast) override;
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bool visit(NamedTypeAST *ast) override;
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bool visit(ArrayTypeAST *ast) override;
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bool visit(StructTypeAST *ast) override;
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bool visit(QualifiedTypeAST *ast) override;
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// declarations
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bool visit(PrecisionDeclarationAST *ast) override;
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bool visit(ParameterDeclarationAST *ast) override;
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bool visit(VariableDeclarationAST *ast) override;
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bool visit(TypeDeclarationAST *ast) override;
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bool visit(TypeAndVariableDeclarationAST *ast) override;
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bool visit(InvariantDeclarationAST *ast) override;
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bool visit(InitDeclarationAST *ast) override;
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bool visit(FunctionDeclarationAST *ast) override;
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private:
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Engine *_engine;
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Scope *_scope;
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const Type *_type;
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ExprResult _expr;
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};
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} // namespace GLSL
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