Mon, 09 Mar 2020 12:54:53 +0000
8240295: hs_err elapsed time in seconds is not accurate enough
Reviewed-by: dholmes, sspitsyn
1 /*
2 * Copyright (c) 1997, 2014, 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 */
25 #include "precompiled.hpp"
26 #include "classfile/symbolTable.hpp"
27 #include "code/icBuffer.hpp"
28 #include "gc_interface/collectedHeap.hpp"
29 #include "interpreter/bytecodes.hpp"
30 #include "memory/universe.hpp"
31 #include "prims/methodHandles.hpp"
32 #include "runtime/handles.inline.hpp"
33 #include "runtime/icache.hpp"
34 #include "runtime/init.hpp"
35 #include "runtime/safepoint.hpp"
36 #include "runtime/sharedRuntime.hpp"
37 #include "services/memTracker.hpp"
38 #include "utilities/macros.hpp"
41 // Initialization done by VM thread in vm_init_globals()
42 void check_ThreadShadow();
43 void eventlog_init();
44 void mutex_init();
45 void chunkpool_init();
46 void perfMemory_init();
48 // Initialization done by Java thread in init_globals()
49 void management_init();
50 void bytecodes_init();
51 void classLoader_init();
52 void codeCache_init();
53 void VM_Version_init();
54 void os_init_globals(); // depends on VM_Version_init, before universe_init
55 void stubRoutines_init1();
56 jint universe_init(); // depends on codeCache_init and stubRoutines_init
57 void interpreter_init(); // before any methods loaded
58 void invocationCounter_init(); // before any methods loaded
59 void marksweep_init();
60 void accessFlags_init();
61 void templateTable_init();
62 void InterfaceSupport_init();
63 void universe2_init(); // dependent on codeCache_init and stubRoutines_init, loads primordial classes
64 void referenceProcessor_init();
65 void jni_handles_init();
66 void vmStructs_init();
68 void vtableStubs_init();
69 void InlineCacheBuffer_init();
70 void compilerOracle_init();
71 void compilationPolicy_init();
72 void compileBroker_init();
74 // Initialization after compiler initialization
75 bool universe_post_init(); // must happen after compiler_init
76 void javaClasses_init(); // must happen after vtable initialization
77 void stubRoutines_init2(); // note: StubRoutines need 2-phase init
79 // Do not disable thread-local-storage, as it is important for some
80 // JNI/JVM/JVMTI functions and signal handlers to work properly
81 // during VM shutdown
82 void perfMemory_exit();
83 void ostream_exit();
85 void vm_init_globals() {
86 check_ThreadShadow();
87 basic_types_init();
88 eventlog_init();
89 mutex_init();
90 chunkpool_init();
91 perfMemory_init();
92 }
95 jint init_globals() {
96 HandleMark hm;
97 management_init();
98 bytecodes_init();
99 classLoader_init();
100 codeCache_init();
101 VM_Version_init();
102 os_init_globals();
103 stubRoutines_init1();
104 jint status = universe_init(); // dependent on codeCache_init and
105 // stubRoutines_init1 and metaspace_init.
106 if (status != JNI_OK)
107 return status;
109 interpreter_init(); // before any methods loaded
110 invocationCounter_init(); // before any methods loaded
111 marksweep_init();
112 accessFlags_init();
113 templateTable_init();
114 InterfaceSupport_init();
115 SharedRuntime::generate_stubs();
116 universe2_init(); // dependent on codeCache_init and stubRoutines_init1
117 referenceProcessor_init();
118 jni_handles_init();
119 #if INCLUDE_VM_STRUCTS
120 vmStructs_init();
121 #endif // INCLUDE_VM_STRUCTS
123 vtableStubs_init();
124 InlineCacheBuffer_init();
125 compilerOracle_init();
126 compilationPolicy_init();
127 compileBroker_init();
128 VMRegImpl::set_regName();
130 if (!universe_post_init()) {
131 return JNI_ERR;
132 }
133 javaClasses_init(); // must happen after vtable initialization
134 stubRoutines_init2(); // note: StubRoutines need 2-phase init
136 #if INCLUDE_NMT
137 // Solaris stack is walkable only after stubRoutines are set up.
138 // On Other platforms, the stack is always walkable.
139 NMT_stack_walkable = true;
140 #endif // INCLUDE_NMT
142 // All the flags that get adjusted by VM_Version_init and os::init_2
143 // have been set so dump the flags now.
144 if (PrintFlagsFinal) {
145 CommandLineFlags::printFlags(tty, false);
146 }
148 return JNI_OK;
149 }
152 void exit_globals() {
153 static bool destructorsCalled = false;
154 if (!destructorsCalled) {
155 destructorsCalled = true;
156 perfMemory_exit();
157 if (PrintSafepointStatistics) {
158 // Print the collected safepoint statistics.
159 SafepointSynchronize::print_stat_on_exit();
160 }
161 if (PrintStringTableStatistics) {
162 SymbolTable::dump(tty);
163 StringTable::dump(tty);
164 }
165 ostream_exit();
166 }
167 }
170 static bool _init_completed = false;
172 bool is_init_completed() {
173 return _init_completed;
174 }
177 void set_init_completed() {
178 assert(Universe::is_fully_initialized(), "Should have completed initialization");
179 _init_completed = true;
180 }