Mercurial > hg > truffle
diff src/share/vm/runtime/init.cpp @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | ba764ed4b6f2 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/runtime/init.cpp Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,160 @@ +/* + * Copyright 1997-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +# include "incls/_precompiled.incl" +# include "incls/_init.cpp.incl" + +// Initialization done by VM thread in vm_init_globals() +void check_ThreadShadow(); +void check_basic_types(); +void eventlog_init(); +void mutex_init(); +void chunkpool_init(); +void perfMemory_init(); + +// Initialization done by Java thread in init_globals() +void management_init(); +void vtune_init(); +void bytecodes_init(); +void classLoader_init(); +void codeCache_init(); +void VM_Version_init(); +void JDK_Version_init(); +void stubRoutines_init1(); +jint universe_init(); // dependent 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 +void referenceProcessor_init(); +void jni_handles_init(); +void vmStructs_init(); + +void vtableStubs_init(); +void InlineCacheBuffer_init(); +void compilerOracle_init(); +void compilationPolicy_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(); + check_basic_types(); + eventlog_init(); + mutex_init(); + chunkpool_init(); + perfMemory_init(); +} + + +jint init_globals() { + HandleMark hm; + management_init(); + vtune_init(); + bytecodes_init(); + classLoader_init(); + codeCache_init(); + VM_Version_init(); + JDK_Version_init(); + stubRoutines_init1(); + jint status = universe_init(); // dependent on codeCache_init and stubRoutines_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_init + referenceProcessor_init(); + jni_handles_init(); +#ifndef VM_STRUCTS_KERNEL + vmStructs_init(); +#endif // VM_STRUCTS_KERNEL + + vtableStubs_init(); + InlineCacheBuffer_init(); + compilerOracle_init(); + compilationPolicy_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 + + // Although we'd like to, we can't easily do a heap verify + // here because the main thread isn't yet a JavaThread, so + // its TLAB may not be made parseable from the usual interfaces. + if (VerifyBeforeGC && !UseTLAB && + Universe::heap()->total_collections() >= VerifyGCStartAt) { + Universe::heap()->prepare_for_verify(); + Universe::verify(); // make sure we're starting with a clean slate + } + + 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(); + } + ostream_exit(); + } +} + + +static bool _init_completed = false; + +bool is_init_completed() { + return _init_completed; +} + + +void set_init_completed() { + _init_completed = true; +}