Mercurial > hg > graal-compiler
annotate agent/src/share/classes/sun/jvm/hotspot/utilities/ConstantTag.java @ 2426:1d1603768966
7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
Summary: Update the copyright to be 2010 on all changed files in OpenJDK
Reviewed-by: ohair
author | trims |
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date | Tue, 05 Apr 2011 14:12:31 -0700 |
parents | dad31fc330cd |
children | ed69575596ac |
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0 | 1 /* |
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2 * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.utilities; | |
26 | |
27 public class ConstantTag { | |
28 // These replicated from the VM to save space | |
29 private static int JVM_CONSTANT_Utf8 = 1; | |
30 private static int JVM_CONSTANT_Unicode = 2; // unused | |
31 private static int JVM_CONSTANT_Integer = 3; | |
32 private static int JVM_CONSTANT_Float = 4; | |
33 private static int JVM_CONSTANT_Long = 5; | |
34 private static int JVM_CONSTANT_Double = 6; | |
35 private static int JVM_CONSTANT_Class = 7; | |
36 private static int JVM_CONSTANT_String = 8; | |
37 private static int JVM_CONSTANT_Fieldref = 9; | |
38 private static int JVM_CONSTANT_Methodref = 10; | |
39 private static int JVM_CONSTANT_InterfaceMethodref = 11; | |
40 private static int JVM_CONSTANT_NameAndType = 12; | |
1602 | 41 private static int JVM_CONSTANT_MethodHandle = 15; // JSR 292 |
42 private static int JVM_CONSTANT_MethodType = 16; // JSR 292 | |
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43 private static int JVM_CONSTANT_InvokeDynamicTrans = 17; // JSR 292, only occurs in old class files |
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44 private static int JVM_CONSTANT_InvokeDynamic = 18; // JSR 292 |
0 | 45 private static int JVM_CONSTANT_Invalid = 0; // For bad value initialization |
46 private static int JVM_CONSTANT_UnresolvedClass = 100; // Temporary tag until actual use | |
47 private static int JVM_CONSTANT_ClassIndex = 101; // Temporary tag while constructing constant pool | |
48 private static int JVM_CONSTANT_UnresolvedString = 102; // Temporary tag until actual use | |
49 private static int JVM_CONSTANT_StringIndex = 103; // Temporary tag while constructing constant pool | |
50 private static int JVM_CONSTANT_UnresolvedClassInError = 104; // Resolution failed | |
1602 | 51 private static int JVM_CONSTANT_Object = 105; // Required for BoundMethodHandle arguments. |
52 | |
53 // JVM_CONSTANT_MethodHandle subtypes //FIXME: connect these to data structure | |
54 private static int JVM_REF_getField = 1; | |
55 private static int JVM_REF_getStatic = 2; | |
56 private static int JVM_REF_putField = 3; | |
57 private static int JVM_REF_putStatic = 4; | |
58 private static int JVM_REF_invokeVirtual = 5; | |
59 private static int JVM_REF_invokeStatic = 6; | |
60 private static int JVM_REF_invokeSpecial = 7; | |
61 private static int JVM_REF_newInvokeSpecial = 8; | |
62 private static int JVM_REF_invokeInterface = 9; | |
0 | 63 |
64 private byte tag; | |
65 | |
66 public ConstantTag(byte tag) { | |
67 this.tag = tag; | |
68 } | |
69 | |
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70 public int value() { return tag; } |
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71 |
0 | 72 public boolean isKlass() { return tag == JVM_CONSTANT_Class; } |
73 public boolean isField () { return tag == JVM_CONSTANT_Fieldref; } | |
74 public boolean isMethod() { return tag == JVM_CONSTANT_Methodref; } | |
75 public boolean isInterfaceMethod() { return tag == JVM_CONSTANT_InterfaceMethodref; } | |
76 public boolean isString() { return tag == JVM_CONSTANT_String; } | |
77 public boolean isInt() { return tag == JVM_CONSTANT_Integer; } | |
78 public boolean isFloat() { return tag == JVM_CONSTANT_Float; } | |
79 public boolean isLong() { return tag == JVM_CONSTANT_Long; } | |
80 public boolean isDouble() { return tag == JVM_CONSTANT_Double; } | |
81 public boolean isNameAndType() { return tag == JVM_CONSTANT_NameAndType; } | |
82 public boolean isUtf8() { return tag == JVM_CONSTANT_Utf8; } | |
1602 | 83 public boolean isMethodHandle() { return tag == JVM_CONSTANT_MethodHandle; } |
84 public boolean isMethodType() { return tag == JVM_CONSTANT_MethodType; } | |
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85 public boolean isInvokeDynamic() { return tag == JVM_CONSTANT_InvokeDynamic; } |
2011
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jrose
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86 public boolean isInvokeDynamicTrans() { return tag == JVM_CONSTANT_InvokeDynamicTrans; } |
0 | 87 |
88 public boolean isInvalid() { return tag == JVM_CONSTANT_Invalid; } | |
89 | |
90 public boolean isUnresolvedKlass() { | |
91 return tag == JVM_CONSTANT_UnresolvedClass || tag == JVM_CONSTANT_UnresolvedClassInError; | |
92 } | |
93 public boolean isUnresolveKlassInError() { return tag == JVM_CONSTANT_UnresolvedClassInError; } | |
94 public boolean isKlassIndex() { return tag == JVM_CONSTANT_ClassIndex; } | |
95 public boolean isUnresolvedString() { return tag == JVM_CONSTANT_UnresolvedString; } | |
96 public boolean isStringIndex() { return tag == JVM_CONSTANT_StringIndex; } | |
97 | |
1602 | 98 public boolean isObject() { return tag == JVM_CONSTANT_Object; } |
99 | |
0 | 100 public boolean isKlassReference() { return isKlassIndex() || isUnresolvedKlass(); } |
101 public boolean isFieldOrMethod() { return isField() || isMethod() || isInterfaceMethod(); } | |
102 public boolean isSymbol() { return isUtf8(); } | |
103 } |