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/*
 * Copyright (c) 2016 by Alex I. Kuznetsov.
 *
 * Part of the LXP32 CPU IP core.
 *
 * This module defines the Range class which represents
 * VHDL array ranges.
 */
 
#ifndef RANGE_H_INCLUDED
#define RANGE_H_INCLUDED
 
#include <string>
 
class Range {
	int _high;
	int _low;
	bool _valid;
public:
	Range();
	Range(int h,int l);
 
	void assign(int h,int l);
	void clear();
 
	bool valid() const;
	int high() const;
	int low() const;
	int length() const;
	std::string toString() const;
};
 
#endif