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comparison agent/src/share/classes/sun/jvm/hotspot/asm/x86/ArithmeticDecoder.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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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 import sun.jvm.hotspot.asm.*;
27
28 public class ArithmeticDecoder extends InstructionDecoder {
29 private int rtlOperation;
30
31 public ArithmeticDecoder(String name, int addrMode1, int operandType1, int rtlOperation) {
32 super(name, addrMode1, operandType1);
33 this.rtlOperation = rtlOperation;
34 }
35 public ArithmeticDecoder(String name, int addrMode1, int operandType1, int addrMode2, int operandType2, int rtlOperation) {
36 super(name, addrMode1, operandType1, addrMode2, operandType2);
37 this.rtlOperation = rtlOperation;
38 }
39 public ArithmeticDecoder(String name, int addrMode1, int operandType1, int addrMode2, int operandType2, int addrMode3, int operandType3, int rtlOperation) {
40 super(name, addrMode1, operandType1, addrMode2, operandType2, addrMode3, operandType3);
41 this.rtlOperation = rtlOperation;
42 }
43 protected Instruction decodeInstruction(byte[] bytesArray, boolean operandSize, boolean addrSize, X86InstructionFactory factory) {
44 Operand op1 = getOperand1(bytesArray, operandSize, addrSize);
45 Operand op2 = getOperand2(bytesArray, operandSize, addrSize);
46 Operand op3 = getOperand3(bytesArray, operandSize, addrSize);
47 int size = byteIndex - instrStartIndex;
48 return factory.newArithmeticInstruction(name, rtlOperation, op1, op2, op3, size, prefixes);
49 }
50 }