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/*
* BinaryFunctionExpression.h
*
* Created on: 03.01.2013
* Author: Christian Dehnert
*/
#ifndef STORM_IR_EXPRESSIONS_BINARYFUNCTIONEXPRESSION_H_
#define STORM_IR_EXPRESSIONS_BINARYFUNCTIONEXPRESSION_H_
#include "src/ir/expressions/BinaryExpression.h"
namespace storm {
namespace ir {
namespace expressions {
/*!
* A class representing a binary function expression of numerical type.
*/
class BinaryNumericalFunctionExpression : public BinaryExpression {
public:
/*!
* An enum type specifying the different functions applicable.
*/
enum FunctionType {PLUS, MINUS, TIMES, DIVIDE, MIN, MAX};
/*!
* Creates a binary numerical function expression with the given type, children and function type.
*
* @param type The type of the expression tree node.
* @param left The left child of the expression tree node.
* @param right The right child of the expression tree node.
* @param functionType The function that is applied to the children of this node.
*/
BinaryNumericalFunctionExpression(ReturnType type, std::unique_ptr<BaseExpression>&& left, std::unique_ptr<BaseExpression>&& right, FunctionType functionType);
/*!
* Performs a deep-copy of the given expression.
*
* @param binaryNumericalFunctionExpression The expression to copy.
*/
BinaryNumericalFunctionExpression(BinaryNumericalFunctionExpression const& binaryNumericalFunctionExpression);
virtual std::unique_ptr<BaseExpression> clone() const override;
virtual std::unique_ptr<BaseExpression> clone(std::map<std::string, std::string> const& renaming, storm::parser::prism::VariableState const& variableState) const override;
/*!
* Retrieves the operator that is associated with this node.
*
* @param The operator that is associated with this node.
*/
FunctionType getFunctionType() const;
virtual int_fast64_t getValueAsInt(std::pair<std::vector<bool>, std::vector<int_fast64_t>> const* variableValues) const override;
virtual double getValueAsDouble(std::pair<std::vector<bool>, std::vector<int_fast64_t>> const* variableValues) const override;
virtual void accept(ExpressionVisitor* visitor) override;
virtual std::string toString() const override;
private:
// The operator that is associated with this node.
FunctionType functionType;
};
} // namespace expressions
} // namespace ir
} // namespace storm
#endif /* STORM_IR_EXPRESSIONS_BINARYFUNCTIONEXPRESSION_H_ */