Mercurial > hg > truffle
comparison agent/src/share/classes/sun/jvm/hotspot/runtime/BasicType.java @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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1 /* | |
2 * Copyright 2000-2004 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.runtime; | |
26 | |
27 /** Encapsulates the BasicType enum in globalDefinitions.hpp in the | |
28 VM. */ | |
29 | |
30 public class BasicType { | |
31 public static final int tBoolean = 4; | |
32 public static final int tChar = 5; | |
33 public static final int tFloat = 6; | |
34 public static final int tDouble = 7; | |
35 public static final int tByte = 8; | |
36 public static final int tShort = 9; | |
37 public static final int tInt = 10; | |
38 public static final int tLong = 11; | |
39 public static final int tObject = 12; | |
40 public static final int tArray = 13; | |
41 public static final int tVoid = 14; | |
42 public static final int tAddress = 15; | |
43 public static final int tConflict = 16; | |
44 public static final int tIllegal = 99; | |
45 | |
46 public static final BasicType T_BOOLEAN = new BasicType(tBoolean); | |
47 public static final BasicType T_CHAR = new BasicType(tChar); | |
48 public static final BasicType T_FLOAT = new BasicType(tFloat); | |
49 public static final BasicType T_DOUBLE = new BasicType(tDouble); | |
50 public static final BasicType T_BYTE = new BasicType(tByte); | |
51 public static final BasicType T_SHORT = new BasicType(tShort); | |
52 public static final BasicType T_INT = new BasicType(tInt); | |
53 public static final BasicType T_LONG = new BasicType(tLong); | |
54 public static final BasicType T_OBJECT = new BasicType(tObject); | |
55 public static final BasicType T_ARRAY = new BasicType(tArray); | |
56 public static final BasicType T_VOID = new BasicType(tVoid); | |
57 public static final BasicType T_ADDRESS = new BasicType(tAddress); | |
58 public static final BasicType T_CONFLICT = new BasicType(tConflict); | |
59 public static final BasicType T_ILLEGAL = new BasicType(tIllegal); | |
60 | |
61 public static int getTBoolean() { | |
62 return tBoolean; | |
63 } | |
64 | |
65 public static int getTChar() { | |
66 return tChar; | |
67 } | |
68 | |
69 public static int getTFloat() { | |
70 return tFloat; | |
71 } | |
72 | |
73 public static int getTDouble() { | |
74 return tDouble; | |
75 } | |
76 | |
77 public static int getTByte() { | |
78 return tByte; | |
79 } | |
80 | |
81 public static int getTShort() { | |
82 return tShort; | |
83 } | |
84 | |
85 public static int getTInt() { | |
86 return tInt; | |
87 } | |
88 | |
89 public static int getTLong() { | |
90 return tLong; | |
91 } | |
92 | |
93 public static int getTObject() { | |
94 return tObject; | |
95 } | |
96 | |
97 public static int getTArray() { | |
98 return tArray; | |
99 } | |
100 | |
101 public static int getTVoid() { | |
102 return tVoid; | |
103 } | |
104 | |
105 public static int getTAddress() { | |
106 return tAddress; | |
107 } | |
108 | |
109 /** For stack value type with conflicting contents */ | |
110 public static int getTConflict() { | |
111 return tConflict; | |
112 } | |
113 | |
114 public static int getTIllegal() { | |
115 return tIllegal; | |
116 } | |
117 | |
118 public static BasicType charToBasicType(char c) { | |
119 switch( c ) { | |
120 case 'B': return T_BYTE; | |
121 case 'C': return T_CHAR; | |
122 case 'D': return T_DOUBLE; | |
123 case 'F': return T_FLOAT; | |
124 case 'I': return T_INT; | |
125 case 'J': return T_LONG; | |
126 case 'S': return T_SHORT; | |
127 case 'Z': return T_BOOLEAN; | |
128 case 'V': return T_VOID; | |
129 case 'L': return T_OBJECT; | |
130 case '[': return T_ARRAY; | |
131 } | |
132 return T_ILLEGAL; | |
133 } | |
134 | |
135 public static int charToType(char c) { | |
136 return charToBasicType(c).getType(); | |
137 } | |
138 | |
139 public int getType() { | |
140 return type; | |
141 } | |
142 | |
143 //-- Internals only below this point | |
144 private BasicType(int type) { | |
145 this.type = type; | |
146 } | |
147 | |
148 private int type; | |
149 } |