|
0
|
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 X86ArithmeticInstruction extends X86Instruction
|
|
|
30 implements ArithmeticInstruction {
|
|
|
31 final private int operation; //RTL operation
|
|
|
32 final private Operand operand1;
|
|
|
33 final private Operand operand2;
|
|
|
34 final private Operand operand3;
|
|
|
35 final private String description;
|
|
|
36
|
|
|
37 public X86ArithmeticInstruction(String name, int operation, Operand op1, Operand op2, int size, int prefixes) {
|
|
|
38 super(name, size, prefixes);
|
|
|
39 this.operation = operation;
|
|
|
40 this.operand1 = op1;
|
|
|
41 this.operand2 = op2;
|
|
|
42 this.operand3 = null;
|
|
|
43 description = initDescription();
|
|
|
44 }
|
|
|
45
|
|
|
46 public X86ArithmeticInstruction(String name, int operation, Operand op1, Operand op2, Operand op3, int size, int prefixes) {
|
|
|
47 super(name, size, prefixes);
|
|
|
48 this.operation = operation;
|
|
|
49 this.operand1 = op1;
|
|
|
50 this.operand2 = op2;
|
|
|
51 this.operand3 = op3;
|
|
|
52 description = initDescription();
|
|
|
53 }
|
|
|
54
|
|
|
55 protected String initDescription() {
|
|
|
56 StringBuffer buf = new StringBuffer();
|
|
|
57 buf.append(getPrefixString());
|
|
|
58 buf.append(getName());
|
|
|
59 buf.append(spaces);
|
|
|
60 if (operand1 != null) {
|
|
|
61 buf.append(getOperandAsString(operand1));
|
|
|
62 }
|
|
|
63 if (operand2 != null) {
|
|
|
64 buf.append(comma);
|
|
|
65 buf.append(getOperandAsString(operand2));
|
|
|
66 }
|
|
|
67 if(operand3 != null) {
|
|
|
68 buf.append(comma);
|
|
|
69 buf.append(getOperandAsString(operand3));
|
|
|
70 }
|
|
|
71 return buf.toString();
|
|
|
72 }
|
|
|
73
|
|
|
74 public String asString(long currentPc, SymbolFinder symFinder) {
|
|
|
75 return description;
|
|
|
76 }
|
|
|
77
|
|
|
78 public Operand getArithmeticDestination() {
|
|
|
79 return operand1;
|
|
|
80 }
|
|
|
81
|
|
|
82 public Operand getOperand1() {
|
|
|
83 return operand1;
|
|
|
84 }
|
|
|
85
|
|
|
86 public Operand getOperand2() {
|
|
|
87 return operand2;
|
|
|
88 }
|
|
|
89
|
|
|
90 public Operand getOperand3() {
|
|
|
91 return operand3;
|
|
|
92 }
|
|
|
93
|
|
|
94 public Operand[] getArithmeticSources() {
|
|
|
95 return (new Operand[] { operand1, operand2, operand3 });
|
|
|
96 }
|
|
|
97
|
|
|
98 public int getOperation() {
|
|
|
99 return operation;
|
|
|
100 }
|
|
|
101
|
|
|
102 public boolean isArithmetic() {
|
|
|
103 return true;
|
|
|
104 }
|
|
|
105 }
|
