/*******************************************************************************
 * Copyright (c) 2000, 2003 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package net.sourceforge.phpdt.internal.compiler.codegen;

public class CaseLabel extends Label {
	public int instructionPosition = POS_NOT_SET;

	public int backwardsBranch = POS_NOT_SET;
	/**
	 * CaseLabel constructor comment.
	 * 
	 * @param codeStream
	 *            net.sourceforge.phpdt.internal.compiler.codegen.CodeStream
	 */
	// public CaseLabel(CodeStream codeStream) {
	// super(codeStream);
	// }
	/*
	 * Put down a refernece to the array at the location in the codestream.
	 */
	// void branch() {
	// if (position == POS_NOT_SET) {
	// addForwardReference(codeStream.position);
	// // Leave 4 bytes free to generate the jump offset afterwards
	// codeStream.position += 4;
	// codeStream.classFileOffset += 4;
	// } else { //Position is set. Write it!
	// codeStream.writeSignedWord(position - codeStream.position + 1);
	// }
	// }
	// /*
	// * Put down a refernece to the array at the location in the codestream.
	// */
	// void branchWide() {
	// if (position == POS_NOT_SET) {
	// addForwardReference(codeStream.position);
	// // Leave 4 bytes free to generate the jump offset afterwards
	// codeStream.position += 4;
	// } else { //Position is set. Write it!
	// codeStream.writeSignedWord(position - codeStream.position + 1);
	// }
	// }
	// public boolean isStandardLabel(){
	// return false;
	// }
	// /*
	// * Put down a reference to the array at the location in the codestream.
	// */
	// public void place() {
	// position = codeStream.position;
	// if (instructionPosition == POS_NOT_SET)
	// backwardsBranch = position;
	// else {
	// int offset = position - instructionPosition;
	// for (int i = 0; i < forwardReferenceCount; i++) {
	// codeStream.writeSignedWord(forwardReferences[i], offset);
	// }
	// // add the label int the codeStream labels collection
	// codeStream.addLabel(this);
	// }
	// }
	/*
	 * Put down a refernece to the array at the location in the codestream.
	 */
	// void placeInstruction() {
	// if (instructionPosition == POS_NOT_SET) {
	// instructionPosition = codeStream.position;
	// if (backwardsBranch != POS_NOT_SET) {
	// int offset = backwardsBranch - instructionPosition;
	// for (int i = 0; i < forwardReferenceCount; i++)
	// codeStream.writeSignedWord(forwardReferences[i], offset);
	// backwardsBranch = POS_NOT_SET;
	// }
	// }
	// }
}