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comparison agent/src/share/classes/sun/jvm/hotspot/asm/sparc/SPARCFormat3AInstruction.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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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 abstract class SPARCFormat3AInstruction extends SPARCInstruction {
30 final protected int opcode;
31 final protected SPARCRegister rs1;
32 final protected ImmediateOrRegister operand2;
33 final protected SPARCRegister rd;
34
35 public SPARCFormat3AInstruction(String name, int opcode, SPARCRegister rs1,
36 ImmediateOrRegister operand2, SPARCRegister rd) {
37 super(name);
38 this.opcode = opcode;
39 this.rs1 = rs1;
40 this.operand2 = operand2;
41 this.rd = rd;
42 }
43
44 protected String getOperand2String() {
45 StringBuffer buf = new StringBuffer();
46 if (operand2.isRegister()) {
47 buf.append(operand2.toString());
48 } else {
49 Number number = ((Immediate)operand2).getNumber();
50 buf.append("0x");
51 buf.append(Integer.toHexString(number.intValue()));
52 }
53 return buf.toString();
54 }
55
56 protected String getDescription() {
57 StringBuffer buf = new StringBuffer();
58 buf.append(getName());
59 buf.append(spaces);
60 buf.append(rs1.toString());
61 buf.append(comma);
62 buf.append(getOperand2String());
63 buf.append(comma);
64 buf.append(rd.toString());
65 return buf.toString();
66 }
67
68 public String asString(long currentPc, SymbolFinder symFinder) {
69 return getDescription();
70 }
71
72 public int getOpcode() {
73 return opcode;
74 }
75
76 public SPARCRegister getDestinationRegister() {
77 return rd;
78 }
79
80 public ImmediateOrRegister getOperand2() {
81 return operand2;
82 }
83
84 public SPARCRegister getSourceRegister1() {
85 return rs1;
86 }
87 }