- virtual void visit(InterfaceBlock &);
-};
-
-/** Resolves types and lvalueness of expressions. */
-class ExpressionResolver: private TraversingVisitor
-{
-private:
- enum Compatibility
- {
- NOT_COMPATIBLE,
- LEFT_CONVERTIBLE,
- RIGHT_CONVERTIBLE,
- SAME_TYPE
- };
-
- Stage *stage;
- std::vector<BasicTypeDeclaration *> basic_types;
- bool r_any_resolved;
-
-public:
- ExpressionResolver();
-
- bool apply(Stage &);
-
-private:
- static bool is_scalar(BasicTypeDeclaration &);
- static bool is_vector_or_matrix(BasicTypeDeclaration &);
- static BasicTypeDeclaration *get_element_type(BasicTypeDeclaration &);
- static bool can_convert(BasicTypeDeclaration &, BasicTypeDeclaration &);
- static Compatibility get_compatibility(BasicTypeDeclaration &, BasicTypeDeclaration &);
- BasicTypeDeclaration *find_type(BasicTypeDeclaration::Kind, unsigned);
- BasicTypeDeclaration *find_type(BasicTypeDeclaration &, BasicTypeDeclaration::Kind, unsigned);
- void convert_to(RefPtr<Expression> &, BasicTypeDeclaration &);
- bool convert_to_element(RefPtr<Expression> &, BasicTypeDeclaration &);
- void resolve(Expression &, TypeDeclaration *, bool);
-
- virtual void visit(Literal &);
- virtual void visit(VariableReference &);
- virtual void visit(InterfaceBlockReference &);
- virtual void visit(MemberAccess &);
- virtual void visit(Swizzle &);
- virtual void visit(UnaryExpression &);
- void visit(BinaryExpression &, bool);
- virtual void visit(BinaryExpression &);
- virtual void visit(Assignment &);
- virtual void visit(TernaryExpression &);
- virtual void visit(FunctionCall &);
- virtual void visit(BasicTypeDeclaration &);
- virtual void visit(VariableDeclaration &);
-};
-
-/** Resolves function declarations and calls. */
-class FunctionResolver: private TraversingVisitor
-{
-private:
- Stage *stage;
- std::map<std::string, std::vector<FunctionDeclaration *> > declarations;
- bool r_any_resolved;
-
-public:
- bool apply(Stage &);
-
-private:
- virtual void visit(FunctionCall &);
- virtual void visit(FunctionDeclaration &);