author | coleenp |
Thu, 25 Apr 2019 10:56:31 -0400 | |
changeset 54623 | 1126f0607c70 |
parent 54411 | 1ad7f5bcc670 |
child 54669 | ad45b3802d4e |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1997, 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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||
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#include "precompiled.hpp" |
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#include "classfile/stringTable.hpp" |
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#include "classfile/symbolTable.hpp" |
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#include "code/icBuffer.hpp" |
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#include "gc/shared/collectedHeap.hpp" |
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#include "interpreter/bytecodes.hpp" |
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#include "logging/log.hpp" |
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#include "logging/logTag.hpp" |
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#include "memory/universe.hpp" |
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#include "prims/methodHandles.hpp" |
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#include "runtime/flags/jvmFlag.hpp" |
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#include "runtime/handles.inline.hpp" |
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#include "runtime/icache.hpp" |
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#include "runtime/init.hpp" |
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#include "runtime/orderAccess.hpp" |
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#include "runtime/safepoint.hpp" |
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#include "runtime/sharedRuntime.hpp" |
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#include "services/memTracker.hpp" |
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#include "utilities/macros.hpp" |
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// Initialization done by VM thread in vm_init_globals() |
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void check_ThreadShadow(); |
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void eventlog_init(); |
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void mutex_init(); |
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void chunkpool_init(); |
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void perfMemory_init(); |
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void SuspendibleThreadSet_init(); |
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// Initialization done by Java thread in init_globals() |
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void management_init(); |
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void bytecodes_init(); |
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void classLoader_init1(); |
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void compilationPolicy_init(); |
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void codeCache_init(); |
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void VM_Version_init(); |
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void os_init_globals(); // depends on VM_Version_init, before universe_init |
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void stubRoutines_init1(); |
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jint universe_init(); // depends on codeCache_init and stubRoutines_init |
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// depends on universe_init, must be before interpreter_init (currently only on SPARC) |
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void gc_barrier_stubs_init(); |
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void interpreter_init(); // before any methods loaded |
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void invocationCounter_init(); // before any methods loaded |
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void accessFlags_init(); |
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void templateTable_init(); |
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void InterfaceSupport_init(); |
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void universe2_init(); // dependent on codeCache_init and stubRoutines_init, loads primordial classes |
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void referenceProcessor_init(); |
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void jni_handles_init(); |
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void vmStructs_init(); |
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void vtableStubs_init(); |
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void InlineCacheBuffer_init(); |
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void compilerOracle_init(); |
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bool compileBroker_init(); |
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void dependencyContext_init(); |
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// Initialization after compiler initialization |
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bool universe_post_init(); // must happen after compiler_init |
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void javaClasses_init(); // must happen after vtable initialization |
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void stubRoutines_init2(); // note: StubRoutines need 2-phase init |
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// Do not disable thread-local-storage, as it is important for some |
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// JNI/JVM/JVMTI functions and signal handlers to work properly |
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// during VM shutdown |
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void perfMemory_exit(); |
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void ostream_exit(); |
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void vm_init_globals() { |
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check_ThreadShadow(); |
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basic_types_init(); |
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eventlog_init(); |
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mutex_init(); |
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chunkpool_init(); |
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perfMemory_init(); |
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SuspendibleThreadSet_init(); |
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} |
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jint init_globals() { |
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HandleMark hm; |
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management_init(); |
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bytecodes_init(); |
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classLoader_init1(); |
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compilationPolicy_init(); |
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codeCache_init(); |
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VM_Version_init(); |
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os_init_globals(); |
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stubRoutines_init1(); |
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jint status = universe_init(); // dependent on codeCache_init and |
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// stubRoutines_init1 and metaspace_init. |
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if (status != JNI_OK) |
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return status; |
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gc_barrier_stubs_init(); // depends on universe_init, must be before interpreter_init |
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interpreter_init(); // before any methods loaded |
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invocationCounter_init(); // before any methods loaded |
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accessFlags_init(); |
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templateTable_init(); |
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InterfaceSupport_init(); |
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VMRegImpl::set_regName(); // need this before generate_stubs (for printing oop maps). |
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SharedRuntime::generate_stubs(); |
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universe2_init(); // dependent on codeCache_init and stubRoutines_init1 |
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javaClasses_init();// must happen after vtable initialization, before referenceProcessor_init |
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referenceProcessor_init(); |
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jni_handles_init(); |
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#if INCLUDE_VM_STRUCTS |
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vmStructs_init(); |
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#endif // INCLUDE_VM_STRUCTS |
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vtableStubs_init(); |
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InlineCacheBuffer_init(); |
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compilerOracle_init(); |
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dependencyContext_init(); |
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if (!compileBroker_init()) { |
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return JNI_EINVAL; |
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} |
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if (!universe_post_init()) { |
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return JNI_ERR; |
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} |
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stubRoutines_init2(); // note: StubRoutines need 2-phase init |
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MethodHandles::generate_adapters(); |
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#if INCLUDE_NMT |
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// Solaris stack is walkable only after stubRoutines are set up. |
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// On Other platforms, the stack is always walkable. |
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NMT_stack_walkable = true; |
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#endif // INCLUDE_NMT |
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// All the flags that get adjusted by VM_Version_init and os::init_2 |
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// have been set so dump the flags now. |
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if (PrintFlagsFinal || PrintFlagsRanges) { |
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JVMFlag::printFlags(tty, false, PrintFlagsRanges); |
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} |
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return JNI_OK; |
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} |
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void exit_globals() { |
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static bool destructorsCalled = false; |
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if (!destructorsCalled) { |
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destructorsCalled = true; |
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if (log_is_enabled(Info, monitorinflation)) { |
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// The ObjectMonitor subsystem uses perf counters so |
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// do this before perfMemory_exit(). |
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// ObjectSynchronizer::finish_deflate_idle_monitors()'s call |
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// to audit_and_print_stats() is done at the Debug level. |
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ObjectSynchronizer::audit_and_print_stats(true /* on_exit */); |
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} |
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perfMemory_exit(); |
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SafepointTracing::statistics_exit_log(); |
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if (PrintStringTableStatistics) { |
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SymbolTable::dump(tty); |
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StringTable::dump(tty); |
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} |
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ostream_exit(); |
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} |
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} |
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static volatile bool _init_completed = false; |
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bool is_init_completed() { |
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return OrderAccess::load_acquire(&_init_completed); |
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} |
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void wait_init_completed() { |
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MonitorLocker ml(InitCompleted_lock, Monitor::_no_safepoint_check_flag); |
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while (!_init_completed) { |
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ml.wait(); |
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} |
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} |
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void set_init_completed() { |
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assert(Universe::is_fully_initialized(), "Should have completed initialization"); |
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MonitorLocker ml(InitCompleted_lock, Monitor::_no_safepoint_check_flag); |
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OrderAccess::release_store(&_init_completed, true); |
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ml.notify_all(); |
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} |