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.osr.bytecodes;
014
015import static org.jikesrvm.osr.OSRConstants.PSEUDO_LoadFloatConst;
016
017/**
018 * BC_LoadFloatConst: ldc, ldc_w
019 */
020public class LoadFloatConst extends PseudoBytecode {
021  private static final int bsize = 6;
022  private final int fbits;
023
024  public LoadFloatConst(int bits) {
025    this.fbits = bits;
026  }
027
028  @Override
029  public byte[] getBytes() {
030    byte[] codes = initBytes(bsize, PSEUDO_LoadFloatConst);
031    int2bytes(codes, 2, fbits);
032    return codes;
033  }
034
035  @Override
036  public int getSize() {
037    return bsize;
038  }
039
040  @Override
041  public int stackChanges() {
042    return +1;
043  }
044
045  @Override
046  public String toString() {
047    return "LoadFloat " + Float.intBitsToFloat(fbits);
048  }
049}