Mercurial > hg > truffle
comparison graal/com.oracle.max.cri/src/com/oracle/max/cri/ci/CiValueUtil.java @ 4199:aaac4894175c
Renamed cri packages from sun to oracle.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Tue, 03 Jan 2012 16:29:28 +0100 |
parents | graal/com.oracle.max.cri/src/com/sun/cri/ci/CiValueUtil.java@9e0c1b4cfef5 |
children | 430b5db3e6f8 |
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4198:8c9c0e1eaab1 | 4199:aaac4894175c |
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1 /* | |
2 * Copyright (c) 2012, 2012, 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.oracle.max.cri.ci; | |
24 | |
25 public class CiValueUtil { | |
26 public static boolean isIllegal(CiValue value) { | |
27 assert value != null; | |
28 return value == CiValue.IllegalValue; | |
29 } | |
30 | |
31 public static boolean isLegal(CiValue value) { | |
32 return !isIllegal(value); | |
33 } | |
34 | |
35 public static boolean isVirtualObject(CiValue value) { | |
36 assert value != null; | |
37 return value instanceof CiVirtualObject; | |
38 } | |
39 | |
40 | |
41 public static boolean isVariable(CiValue value) { | |
42 assert value != null; | |
43 return value instanceof CiVariable; | |
44 } | |
45 | |
46 public static CiVariable asVariable(CiValue value) { | |
47 assert value != null; | |
48 return (CiVariable) value; | |
49 } | |
50 | |
51 | |
52 public static boolean isConstant(CiValue value) { | |
53 assert value != null; | |
54 return value instanceof CiConstant; | |
55 } | |
56 | |
57 | |
58 public static boolean isStackSlot(CiValue value) { | |
59 assert value != null; | |
60 return value instanceof CiStackSlot; | |
61 } | |
62 | |
63 public static CiStackSlot asStackSlot(CiValue value) { | |
64 assert value != null; | |
65 return (CiStackSlot) value; | |
66 } | |
67 | |
68 | |
69 public static boolean isRegister(CiValue value) { | |
70 assert value != null; | |
71 return value instanceof CiRegisterValue; | |
72 } | |
73 | |
74 public static CiRegister asRegister(CiValue value) { | |
75 assert value != null; | |
76 return ((CiRegisterValue) value).reg; | |
77 } | |
78 | |
79 public static CiRegister asIntReg(CiValue value) { | |
80 assert value.kind == CiKind.Int || value.kind == CiKind.Jsr; | |
81 return asRegister(value); | |
82 } | |
83 | |
84 public static CiRegister asLongReg(CiValue value) { | |
85 assert value.kind == CiKind.Long : value.kind; | |
86 return asRegister(value); | |
87 } | |
88 | |
89 public static CiRegister asObjectReg(CiValue value) { | |
90 assert value.kind == CiKind.Object; | |
91 return asRegister(value); | |
92 } | |
93 | |
94 public static CiRegister asFloatReg(CiValue value) { | |
95 assert value.kind == CiKind.Float; | |
96 return asRegister(value); | |
97 } | |
98 | |
99 public static CiRegister asDoubleReg(CiValue value) { | |
100 assert value.kind == CiKind.Double; | |
101 return asRegister(value); | |
102 } | |
103 } |