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comparison graal/com.oracle.max.asmdis/src/com/sun/max/asm/ia32/IA32IndirectRegister16.java @ 3733:e233f5660da4

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Added Java files from Maxine project.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sat, 17 Dec 2011 19:59:18 +0100
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children bc8527f3071c
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3732:3e2e8b8abdaf 3733:e233f5660da4
1 /*
2 * Copyright (c) 2007, 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.sun.max.asm.ia32;
24
25 import com.sun.max.asm.x86.*;
26 import com.sun.max.lang.*;
27 import com.sun.max.util.*;
28
29 /**
30 */
31 public enum IA32IndirectRegister16 implements GeneralRegister<IA32IndirectRegister16>, IndirectRegister {
32
33 BX_PLUS_SI_INDIRECT(INVALID_ID, "%bx,%si", "bx + si"),
34 BX_PLUS_DI_INDIRECT(INVALID_ID, "%bx,%di", "bx + si"),
35 BP_PLUS_SI_INDIRECT(INVALID_ID, "%bp,%si", "bp + si"),
36 BP_PLUS_DI_INDIRECT(INVALID_ID, "%bp,%di", "bp + di"),
37 SI_INDIRECT(IA32GeneralRegister16.SI.id(), "%si", "si"),
38 DI_INDIRECT(IA32GeneralRegister16.DI.id(), "%di", "di"),
39 BP_INDIRECT(IA32GeneralRegister16.BP.id(), "%bp", "bp"),
40 BX_INDIRECT(IA32GeneralRegister16.BX.id(), "%bx", "bx");
41
42 public static final Enumerator<IA32IndirectRegister16> ENUMERATOR = new Enumerator<IA32IndirectRegister16>(IA32IndirectRegister16.class);
43
44 private final int id;
45 private final String externalValue;
46 private final String disassembledValue;
47
48 private IA32IndirectRegister16(int id, String externalValue, String disassembledValue) {
49 this.id = id;
50 this.externalValue = externalValue;
51 this.disassembledValue = disassembledValue;
52 }
53
54 public static IA32IndirectRegister16 from(GeneralRegister generalRegister) {
55 for (IA32IndirectRegister16 r : ENUMERATOR) {
56 if (r.id == generalRegister.id()) {
57 return r;
58 }
59 }
60 throw new ArrayIndexOutOfBoundsException();
61 }
62
63 public WordWidth width() {
64 return WordWidth.BITS_16;
65 }
66
67 public int value() {
68 return ordinal();
69 }
70
71 public int id() {
72 return id;
73 }
74
75 public long asLong() {
76 return value();
77 }
78
79 public String externalValue() {
80 return externalValue;
81 }
82
83 public String disassembledValue() {
84 return disassembledValue;
85 }
86
87 public Enumerator<IA32IndirectRegister16> enumerator() {
88 return ENUMERATOR;
89 }
90
91 public IA32IndirectRegister16 exampleValue() {
92 return BX_INDIRECT;
93 }
94 }