Mercurial > jdk8-mips64-public > hotspot / file comparison

comparison: src/share/vm/runtime/init.cpp

src/share/vm/runtime/init.cpp

changeset 435
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1 /*
2 * Copyright 1997-2007 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 # include "incls/_precompiled.incl"
26 # include "incls/_init.cpp.incl"
27
28 // Initialization done by VM thread in vm_init_globals()
29 void check_ThreadShadow();
30 void check_basic_types();
31 void eventlog_init();
32 void mutex_init();
33 void chunkpool_init();
34 void perfMemory_init();
35
36 // Initialization done by Java thread in init_globals()
37 void management_init();
38 void vtune_init();
39 void bytecodes_init();
40 void classLoader_init();
41 void codeCache_init();
42 void VM_Version_init();
43 void JDK_Version_init();
44 void stubRoutines_init1();
45 jint universe_init(); // dependent on codeCache_init and stubRoutines_init
46 void interpreter_init(); // before any methods loaded
47 void invocationCounter_init(); // before any methods loaded
48 void marksweep_init();
49 void accessFlags_init();
50 void templateTable_init();
51 void InterfaceSupport_init();
52 void universe2_init(); // dependent on codeCache_init and stubRoutines_init
53 void referenceProcessor_init();
54 void jni_handles_init();
55 void vmStructs_init();
56
57 void vtableStubs_init();
58 void InlineCacheBuffer_init();
59 void compilerOracle_init();
60 void compilationPolicy_init();
61
62
63 // Initialization after compiler initialization
64 bool universe_post_init(); // must happen after compiler_init
65 void javaClasses_init(); // must happen after vtable initialization
66 void stubRoutines_init2(); // note: StubRoutines need 2-phase init
67
68 // Do not disable thread-local-storage, as it is important for some
69 // JNI/JVM/JVMTI functions and signal handlers to work properly
70 // during VM shutdown
71 void perfMemory_exit();
72 void ostream_exit();
73
74 void vm_init_globals() {
75 check_ThreadShadow();
76 check_basic_types();
77 eventlog_init();
78 mutex_init();
79 chunkpool_init();
80 perfMemory_init();
81 }
82
83
84 jint init_globals() {
85 HandleMark hm;
86 management_init();
87 vtune_init();
88 bytecodes_init();
89 classLoader_init();
90 codeCache_init();
91 VM_Version_init();
92 JDK_Version_init();
93 stubRoutines_init1();
94 jint status = universe_init(); // dependent on codeCache_init and stubRoutines_init
95 if (status != JNI_OK)
96 return status;
97
98 interpreter_init(); // before any methods loaded
99 invocationCounter_init(); // before any methods loaded
100 marksweep_init();
101 accessFlags_init();
102 templateTable_init();
103 InterfaceSupport_init();
104 SharedRuntime::generate_stubs();
105 universe2_init(); // dependent on codeCache_init and stubRoutines_init
106 referenceProcessor_init();
107 jni_handles_init();
108 #ifndef VM_STRUCTS_KERNEL
109 vmStructs_init();
110 #endif // VM_STRUCTS_KERNEL
111
112 vtableStubs_init();
113 InlineCacheBuffer_init();
114 compilerOracle_init();
115 compilationPolicy_init();
116 VMRegImpl::set_regName();
117
118 if (!universe_post_init()) {
119 return JNI_ERR;
120 }
121 javaClasses_init(); // must happen after vtable initialization
122 stubRoutines_init2(); // note: StubRoutines need 2-phase init
123
124 // Although we'd like to, we can't easily do a heap verify
125 // here because the main thread isn't yet a JavaThread, so
126 // its TLAB may not be made parseable from the usual interfaces.
127 if (VerifyBeforeGC && !UseTLAB &&
128 Universe::heap()->total_collections() >= VerifyGCStartAt) {
129 Universe::heap()->prepare_for_verify();
130 Universe::verify(); // make sure we're starting with a clean slate
131 }
132
133 return JNI_OK;
134 }
135
136
137 void exit_globals() {
138 static bool destructorsCalled = false;
139 if (!destructorsCalled) {
140 destructorsCalled = true;
141 perfMemory_exit();
142 if (PrintSafepointStatistics) {
143 // Print the collected safepoint statistics.
144 SafepointSynchronize::print_stat_on_exit();
145 }
146 ostream_exit();
147 }
148 }
149
150
151 static bool _init_completed = false;
152
153 bool is_init_completed() {
154 return _init_completed;
155 }
156
157
158 void set_init_completed() {
159 _init_completed = true;
160 }

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