| /* |
| * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #include "precompiled.hpp" |
| #include "classfile/stringTable.hpp" |
| #include "code/icBuffer.hpp" |
| #include "gc_interface/collectedHeap.hpp" |
| #include "interpreter/bytecodes.hpp" |
| #include "memory/universe.hpp" |
| #include "prims/methodHandles.hpp" |
| #include "runtime/handles.inline.hpp" |
| #include "runtime/icache.hpp" |
| #include "runtime/init.hpp" |
| #include "runtime/safepoint.hpp" |
| #include "runtime/sharedRuntime.hpp" |
| #include "utilities/macros.hpp" |
| |
| // Initialization done by VM thread in vm_init_globals() |
| void check_ThreadShadow(); |
| void eventlog_init(); |
| void mutex_init(); |
| void chunkpool_init(); |
| void perfMemory_init(); |
| |
| // Initialization done by Java thread in init_globals() |
| void management_init(); |
| void bytecodes_init(); |
| void classLoader_init(); |
| void codeCache_init(); |
| void VM_Version_init(); |
| void os_init_globals(); // depends on VM_Version_init, before universe_init |
| void stubRoutines_init1(); |
| jint universe_init(); // depends on codeCache_init and stubRoutines_init |
| void interpreter_init(); // before any methods loaded |
| void invocationCounter_init(); // before any methods loaded |
| void marksweep_init(); |
| void accessFlags_init(); |
| void templateTable_init(); |
| void InterfaceSupport_init(); |
| void universe2_init(); // dependent on codeCache_init and stubRoutines_init, loads primordial classes |
| void referenceProcessor_init(); |
| void jni_handles_init(); |
| void vmStructs_init(); |
| |
| void vtableStubs_init(); |
| void InlineCacheBuffer_init(); |
| void compilerOracle_init(); |
| void compilationPolicy_init(); |
| void compileBroker_init(); |
| |
| // Initialization after compiler initialization |
| bool universe_post_init(); // must happen after compiler_init |
| void javaClasses_init(); // must happen after vtable initialization |
| void stubRoutines_init2(); // note: StubRoutines need 2-phase init |
| |
| // Do not disable thread-local-storage, as it is important for some |
| // JNI/JVM/JVMTI functions and signal handlers to work properly |
| // during VM shutdown |
| void perfMemory_exit(); |
| void ostream_exit(); |
| |
| void vm_init_globals() { |
| check_ThreadShadow(); |
| basic_types_init(); |
| eventlog_init(); |
| mutex_init(); |
| chunkpool_init(); |
| perfMemory_init(); |
| } |
| |
| |
| jint init_globals() { |
| HandleMark hm; |
| management_init(); |
| bytecodes_init(); |
| classLoader_init(); |
| codeCache_init(); |
| VM_Version_init(); |
| os_init_globals(); |
| stubRoutines_init1(); |
| jint status = universe_init(); // dependent on codeCache_init and |
| // stubRoutines_init1 and metaspace_init. |
| if (status != JNI_OK) |
| return status; |
| |
| interpreter_init(); // before any methods loaded |
| invocationCounter_init(); // before any methods loaded |
| marksweep_init(); |
| accessFlags_init(); |
| templateTable_init(); |
| InterfaceSupport_init(); |
| SharedRuntime::generate_stubs(); |
| universe2_init(); // dependent on codeCache_init and stubRoutines_init1 |
| referenceProcessor_init(); |
| jni_handles_init(); |
| #if INCLUDE_VM_STRUCTS |
| vmStructs_init(); |
| #endif // INCLUDE_VM_STRUCTS |
| |
| vtableStubs_init(); |
| InlineCacheBuffer_init(); |
| compilerOracle_init(); |
| compilationPolicy_init(); |
| compileBroker_init(); |
| VMRegImpl::set_regName(); |
| |
| if (!universe_post_init()) { |
| return JNI_ERR; |
| } |
| javaClasses_init(); // must happen after vtable initialization |
| stubRoutines_init2(); // note: StubRoutines need 2-phase init |
| |
| // All the flags that get adjusted by VM_Version_init and os::init_2 |
| // have been set so dump the flags now. |
| if (PrintFlagsFinal) { |
| CommandLineFlags::printFlags(tty, false); |
| } |
| |
| return JNI_OK; |
| } |
| |
| |
| void exit_globals() { |
| static bool destructorsCalled = false; |
| if (!destructorsCalled) { |
| destructorsCalled = true; |
| perfMemory_exit(); |
| if (PrintSafepointStatistics) { |
| // Print the collected safepoint statistics. |
| SafepointSynchronize::print_stat_on_exit(); |
| } |
| if (PrintStringTableStatistics) { |
| SymbolTable::dump(tty); |
| StringTable::dump(tty); |
| } |
| ostream_exit(); |
| } |
| } |
| |
| |
| static bool _init_completed = false; |
| |
| bool is_init_completed() { |
| return _init_completed; |
| } |
| |
| |
| void set_init_completed() { |
| assert(Universe::is_fully_initialized(), "Should have completed initialization"); |
| _init_completed = true; |
| } |