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     */
013    package org.jikesrvm.osr;
014    
015    import java.util.LinkedList;
016    import org.jikesrvm.classloader.MemberReference;
017    
018    /**
019     * A class to hold variables for a method at one program point.
020     */
021    public final class MethodVariables {
022    
023      /* which method */
024      public int methId;
025    
026      /* which program point */
027      public int bcIndex;
028    
029      /* a list of variables */
030      public LinkedList<LocalRegPair> tupleList;
031    
032      public MethodVariables(int mid, int pc, LinkedList<LocalRegPair> tupleList) {
033        this.methId = mid;
034        this.bcIndex = pc;
035        this.tupleList = tupleList;
036      }
037    
038      public LinkedList<LocalRegPair> getTupleList() {
039        return tupleList;
040      }
041    
042      public String toString() {
043        StringBuilder buf = new StringBuilder("");
044    
045        buf.append(" pc@").append(bcIndex).append(MemberReference.getMemberRef(methId).getName());
046        buf.append("\n");
047        for (int i = 0, n = tupleList.size(); i < n; i++) {
048          buf.append(tupleList.get(i).toString());
049          buf.append("\n");
050        }
051        return buf.toString();
052      }
053    }
054    
055    
056