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comparison graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/cisc/x86/OperandTypeCode.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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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.gen.cisc.x86;
24
25 /**
26 * Refer to "Appendix A.1 Opcode-Syntax Notation".
27 */
28 public enum OperandTypeCode {
29
30 /**
31 * Two 16-bit or 32-bit memory operands, depending on the effective operand size. Used in the BOUND instruction.
32 */
33 a,
34
35 /**
36 * A byte, irrespective of the effective operand size.
37 */
38 b,
39
40 /**
41 * A doubleword (32 bits), irrespective of the effective operand size.
42 */
43 d,
44
45 /**
46 * A double-quadword (128 bits), irrespective of the effective operand size.
47 */
48 dq,
49
50 /**
51 * ???
52 */
53 d_q,
54
55 /**
56 * A 32-bit or 48-bit far pointer, depending on the effective operand size.
57 */
58 p,
59
60 /**
61 * A 128-bit double-precision floating-point vector operand (packed double).
62 */
63 pd,
64
65 /**
66 * A 128-bit single-precision floating-point vector operand (packed single).
67 */
68 ps,
69
70 /**
71 * A quadword, irrespective of the effective operand size.
72 */
73 q,
74
75 /**
76 * A 6-byte or 10-byte pseudo-descriptor.
77 */
78 s,
79
80 /**
81 * A scalar double-precision floating-point operand (scalar double).
82 */
83 sd,
84
85 /**
86 * A scalar single-precision floating-point operand (scalar single).
87 */
88 ss,
89
90 /**
91 * A word, doubleword, or quadword, depending on the effective operand size.
92 */
93 v,
94
95 /**
96 * A word, irrespective of the effective operand size.
97 */
98 w,
99
100 /**
101 * A double word if operand size 32, a quad word if 64, undefined if 16.
102 */
103 y,
104
105 /**
106 * A word if the effective operand size is 16 bits, or a doubleword if the effective operand size is 32 or 64 bits.
107 */
108 z;
109
110 }