001/*
002 *  This file is part of the Jikes RVM project (http://jikesrvm.org).
003 *
004 *  This file is licensed to You under the Eclipse Public License (EPL);
005 *  You may not use this file except in compliance with the License. You
006 *  may obtain a copy of the License at
007 *
008 *      http://www.opensource.org/licenses/eclipse-1.0.php
009 *
010 *  See the COPYRIGHT.txt file distributed with this work for information
011 *  regarding copyright ownership.
012 */
013package org.jikesrvm.compilers.opt.regalloc;
014
015import java.util.ArrayList;
016
017public final class LinearScanState {
018  /**
019   * The live interval information, a set of Basic Intervals
020   * sorted by increasing start point
021   */
022  public final ArrayList<BasicInterval> intervals = new ArrayList<BasicInterval>();
023
024  /**
025   * Was any register spilled?
026   */
027  public boolean spilledSomething = false;
028
029  /**
030   * Analysis information used by linear scan.
031   */
032  public ActiveSet active;
033}