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

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 2002 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.sparc;
26
27 import sun.jvm.hotspot.asm.*;
28
29 public class SPARCMoveInstruction extends SPARCFormat3AInstruction
30 implements MoveInstruction, RTLOperations {
31
32 public SPARCMoveInstruction(String name, int opcode, ImmediateOrRegister operand2, SPARCRegister rd) {
33 super(name, opcode, null, operand2, rd);
34 }
35
36 protected String getDescription() {
37 StringBuffer buf = new StringBuffer();
38 if (operand2 == SPARCRegisters.G0) {
39 buf.append("clr");
40 buf.append(spaces);
41 buf.append(rd.toString());
42 } else {
43 buf.append("mov");
44 buf.append(spaces);
45 buf.append(getOperand2String());
46 buf.append(comma);
47 buf.append(rd.toString());
48 }
49
50 return buf.toString();
51 }
52
53 public Register getMoveDestination() {
54 return getDestinationRegister();
55 }
56
57 public ImmediateOrRegister getMoveSource() {
58 return operand2;
59 }
60
61 public boolean isConditional() {
62 return false;
63 }
64
65 public boolean isMove() {
66 return true;
67 }
68 }