Mercurial > hg > truffle
comparison src/share/vm/ci/ciInstanceKlass.hpp @ 1930:2d26b0046e0d
Merge.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Tue, 30 Nov 2010 14:53:30 +0100 |
parents | 5571b97fc1ec 3941674cc7fa |
children | 06f017f7daa7 |
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1484:6b7001391c97 | 1930:2d26b0046e0d |
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1 /* | 1 /* |
2 * Copyright 1999-2008 Sun Microsystems, Inc. All Rights Reserved. | 2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | 4 * |
5 * This code is free software; you can redistribute it and/or modify it | 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 | 6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. | 7 * published by the Free Software Foundation. |
14 * | 14 * |
15 * You should have received a copy of the GNU General Public License version | 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, | 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. | 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
18 * | 18 * |
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | 20 * or visit www.oracle.com if you need additional information or have any |
21 * have any questions. | 21 * questions. |
22 * | 22 * |
23 */ | 23 */ |
24 | 24 |
25 // ciInstanceKlass | 25 // ciInstanceKlass |
26 // | 26 // |
37 | 37 |
38 private: | 38 private: |
39 jobject _loader; | 39 jobject _loader; |
40 jobject _protection_domain; | 40 jobject _protection_domain; |
41 | 41 |
42 instanceKlass::ClassState _init_state; // state of class | |
42 bool _is_shared; | 43 bool _is_shared; |
43 bool _is_initialized; | |
44 bool _is_linked; | |
45 bool _has_finalizer; | 44 bool _has_finalizer; |
46 bool _has_subklass; | 45 bool _has_subklass; |
47 bool _has_nonstatic_fields; | 46 bool _has_nonstatic_fields; |
48 | 47 |
49 ciFlags _flags; | 48 ciFlags _flags; |
98 | 97 |
99 ciConstantPoolCache* field_cache(); | 98 ciConstantPoolCache* field_cache(); |
100 | 99 |
101 bool is_shared() { return _is_shared; } | 100 bool is_shared() { return _is_shared; } |
102 | 101 |
103 bool compute_shared_is_initialized(); | 102 void compute_shared_init_state(); |
104 bool compute_shared_is_linked(); | |
105 bool compute_shared_has_subklass(); | 103 bool compute_shared_has_subklass(); |
106 int compute_shared_nof_implementors(); | 104 int compute_shared_nof_implementors(); |
107 int compute_nonstatic_fields(); | 105 int compute_nonstatic_fields(); |
108 GrowableArray<ciField*>* compute_nonstatic_fields_impl(GrowableArray<ciField*>* super_fields); | 106 GrowableArray<ciField*>* compute_nonstatic_fields_impl(GrowableArray<ciField*>* super_fields); |
109 | 107 |
108 // Update the init_state for shared klasses | |
109 void update_if_shared(instanceKlass::ClassState expected) { | |
110 if (_is_shared && _init_state != expected) { | |
111 if (is_loaded()) compute_shared_init_state(); | |
112 } | |
113 } | |
114 | |
110 public: | 115 public: |
111 // Has this klass been initialized? | 116 // Has this klass been initialized? |
112 bool is_initialized() { | 117 bool is_initialized() { |
113 if (_is_shared && !_is_initialized) { | 118 update_if_shared(instanceKlass::fully_initialized); |
114 return is_loaded() && compute_shared_is_initialized(); | 119 return _init_state == instanceKlass::fully_initialized; |
115 } | 120 } |
116 return _is_initialized; | 121 // Is this klass being initialized? |
122 bool is_being_initialized() { | |
123 update_if_shared(instanceKlass::being_initialized); | |
124 return _init_state == instanceKlass::being_initialized; | |
117 } | 125 } |
118 // Has this klass been linked? | 126 // Has this klass been linked? |
119 bool is_linked() { | 127 bool is_linked() { |
120 if (_is_shared && !_is_linked) { | 128 update_if_shared(instanceKlass::linked); |
121 return is_loaded() && compute_shared_is_linked(); | 129 return _init_state >= instanceKlass::linked; |
122 } | |
123 return _is_linked; | |
124 } | 130 } |
125 | 131 |
126 // General klass information. | 132 // General klass information. |
127 ciFlags flags() { | 133 ciFlags flags() { |
128 assert(is_loaded(), "must be loaded"); | 134 assert(is_loaded(), "must be loaded"); |