1 /*
   2  * Copyright 2002-2003 Sun Microsystems, Inc.  All Rights Reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  *
  23  */
  24 
  25 package sun.jvm.hotspot.asm.x86;
  26 
  27 import sun.jvm.hotspot.asm.*;
  28 
  29 public class X86FPInstruction extends X86Instruction {
  30 
  31    final private Operand operand1;
  32    final private String description;
  33 
  34    public X86FPInstruction(String name, int size, int prefixes) {
  35       super(name, size, prefixes);
  36       this.operand1 = null;
  37       description = initDescription();
  38    }
  39 
  40    public X86FPInstruction(String name, Operand op1, int size, int prefixes) {
  41       super(name, size, prefixes);
  42       this.operand1 = op1;
  43       description = initDescription();
  44    }
  45 
  46    protected String initDescription() {
  47       StringBuffer buf = new StringBuffer();
  48       buf.append(getPrefixString());
  49       buf.append(getName());
  50       buf.append(spaces);
  51       if (operand1 != null) {
  52          buf.append(getOperandAsString(operand1));
  53       }
  54       return buf.toString();
  55    }
  56 
  57    public String asString(long currentPc, SymbolFinder symFinder) {
  58       return description;
  59    }
  60 
  61    public Operand getOperand1() {
  62       return operand1;
  63    }
  64 
  65    public boolean isFloat() {
  66       return true;
  67    }
  68 
  69 }