Address.java

/*
 * Copyright 2002 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 *  
 */

/* 
 * Original code for this class taken from the Java HotSpot VM. 
 * Modified for use with the Jakstab project. All modifications 
 * Copyright 2007-2015 Johannes Kinder <jk@jakstab.org>
 */

package org.jakstab.asm;

import org.jakstab.rtl.BitVectorType;

public abstract class Address extends Operand implements BitVectorType {
	
	/**
	 * Returns the effective value of this address, which might
	 * depend on the current value of the PC given as parameter,
	 * or -1 if the effective value cannot be determined.
	 */
	public long getEffectiveValue(long pcValue) {
		return -1L;
	}
	
	@Override
	public int getBitWidth() {
		return 32;
	}

	@Override
	public String toString(long currentPc, SymbolFinder symFinder) {
		long address = getEffectiveValue(currentPc);
		if (address < 0) return toString();
		else return symFinder.getSymbolFor(address);
	}

}