duke@435: /*
duke@435:  * Copyright 1997-2007 Sun Microsystems, Inc.  All Rights Reserved.
duke@435:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435:  *
duke@435:  * This code is free software; you can redistribute it and/or modify it
duke@435:  * under the terms of the GNU General Public License version 2 only, as
duke@435:  * published by the Free Software Foundation.
duke@435:  *
duke@435:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435:  * version 2 for more details (a copy is included in the LICENSE file that
duke@435:  * accompanied this code).
duke@435:  *
duke@435:  * You should have received a copy of the GNU General Public License version
duke@435:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@435:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435:  *
duke@435:  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435:  * CA 95054 USA or visit www.sun.com if you need additional information or
duke@435:  * have any questions.
duke@435:  *
duke@435:  */
duke@435: 
duke@435: # include "incls/_precompiled.incl"
duke@435: # include "incls/_init.cpp.incl"
duke@435: 
duke@435: // Initialization done by VM thread in vm_init_globals()
duke@435: void check_ThreadShadow();
duke@435: void check_basic_types();
duke@435: void eventlog_init();
duke@435: void mutex_init();
duke@435: void chunkpool_init();
duke@435: void perfMemory_init();
duke@435: 
duke@435: // Initialization done by Java thread in init_globals()
duke@435: void management_init();
duke@435: void vtune_init();
duke@435: void bytecodes_init();
duke@435: void classLoader_init();
duke@435: void codeCache_init();
duke@435: void VM_Version_init();
duke@435: void JDK_Version_init();
duke@435: void stubRoutines_init1();
duke@435: jint universe_init();  // dependent on codeCache_init and stubRoutines_init
duke@435: void interpreter_init();  // before any methods loaded
duke@435: void invocationCounter_init();  // before any methods loaded
duke@435: void marksweep_init();
duke@435: void accessFlags_init();
duke@435: void templateTable_init();
duke@435: void InterfaceSupport_init();
duke@435: void universe2_init();  // dependent on codeCache_init and stubRoutines_init
duke@435: void referenceProcessor_init();
duke@435: void jni_handles_init();
duke@435: void vmStructs_init();
duke@435: 
duke@435: void vtableStubs_init();
duke@435: void InlineCacheBuffer_init();
duke@435: void compilerOracle_init();
duke@435: void compilationPolicy_init();
duke@435: 
duke@435: 
duke@435: // Initialization after compiler initialization
duke@435: bool universe_post_init();  // must happen after compiler_init
duke@435: void javaClasses_init();  // must happen after vtable initialization
duke@435: void stubRoutines_init2(); // note: StubRoutines need 2-phase init
duke@435: 
duke@435: // Do not disable thread-local-storage, as it is important for some
duke@435: // JNI/JVM/JVMTI functions and signal handlers to work properly
duke@435: // during VM shutdown
duke@435: void perfMemory_exit();
duke@435: void ostream_exit();
duke@435: 
duke@435: void vm_init_globals() {
duke@435:   check_ThreadShadow();
duke@435:   check_basic_types();
duke@435:   eventlog_init();
duke@435:   mutex_init();
duke@435:   chunkpool_init();
duke@435:   perfMemory_init();
duke@435: }
duke@435: 
duke@435: 
duke@435: jint init_globals() {
duke@435:   HandleMark hm;
duke@435:   management_init();
duke@435:   vtune_init();
duke@435:   bytecodes_init();
duke@435:   classLoader_init();
duke@435:   codeCache_init();
duke@435:   VM_Version_init();
duke@435:   JDK_Version_init();
duke@435:   stubRoutines_init1();
duke@435:   jint status = universe_init();  // dependent on codeCache_init and stubRoutines_init
duke@435:   if (status != JNI_OK)
duke@435:     return status;
duke@435: 
duke@435:   interpreter_init();  // before any methods loaded
duke@435:   invocationCounter_init();  // before any methods loaded
duke@435:   marksweep_init();
duke@435:   accessFlags_init();
duke@435:   templateTable_init();
duke@435:   InterfaceSupport_init();
duke@435:   SharedRuntime::generate_stubs();
duke@435:   universe2_init();  // dependent on codeCache_init and stubRoutines_init
duke@435:   referenceProcessor_init();
duke@435:   jni_handles_init();
duke@435: #ifndef VM_STRUCTS_KERNEL
duke@435:   vmStructs_init();
duke@435: #endif // VM_STRUCTS_KERNEL
duke@435: 
duke@435:   vtableStubs_init();
duke@435:   InlineCacheBuffer_init();
duke@435:   compilerOracle_init();
duke@435:   compilationPolicy_init();
duke@435:   VMRegImpl::set_regName();
duke@435: 
duke@435:   if (!universe_post_init()) {
duke@435:     return JNI_ERR;
duke@435:   }
duke@435:   javaClasses_init();  // must happen after vtable initialization
duke@435:   stubRoutines_init2(); // note: StubRoutines need 2-phase init
duke@435: 
duke@435:   // Although we'd like to, we can't easily do a heap verify
duke@435:   // here because the main thread isn't yet a JavaThread, so
duke@435:   // its TLAB may not be made parseable from the usual interfaces.
duke@435:   if (VerifyBeforeGC && !UseTLAB &&
duke@435:       Universe::heap()->total_collections() >= VerifyGCStartAt) {
duke@435:     Universe::heap()->prepare_for_verify();
duke@435:     Universe::verify();   // make sure we're starting with a clean slate
duke@435:   }
duke@435: 
duke@435:   return JNI_OK;
duke@435: }
duke@435: 
duke@435: 
duke@435: void exit_globals() {
duke@435:   static bool destructorsCalled = false;
duke@435:   if (!destructorsCalled) {
duke@435:     destructorsCalled = true;
duke@435:     perfMemory_exit();
duke@435:     if (PrintSafepointStatistics) {
duke@435:       // Print the collected safepoint statistics.
duke@435:       SafepointSynchronize::print_stat_on_exit();
duke@435:     }
duke@435:     ostream_exit();
duke@435:   }
duke@435: }
duke@435: 
duke@435: 
duke@435: static bool _init_completed = false;
duke@435: 
duke@435: bool is_init_completed() {
duke@435:   return _init_completed;
duke@435: }
duke@435: 
duke@435: 
duke@435: void set_init_completed() {
duke@435:   _init_completed = true;
duke@435: }