8138922: StubCodeDesc constructor publishes partially-constructed objects on StubCodeDesc::_list
Reviewed-by: kvn, coleenp, dholmes
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* 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
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* questions.
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*/
#include "precompiled.hpp"
#include "classfile/stringTable.hpp"
#include "classfile/symbolTable.hpp"
#include "code/codeCacheExtensions.hpp"
#include "code/icBuffer.hpp"
#include "gc/shared/collectedHeap.hpp"
#include "interpreter/bytecodes.hpp"
#include "memory/universe.hpp"
#include "prims/methodHandles.hpp"
#include "runtime/globals.hpp"
#include "runtime/handles.inline.hpp"
#include "runtime/icache.hpp"
#include "runtime/init.hpp"
#include "runtime/safepoint.hpp"
#include "runtime/sharedRuntime.hpp"
#include "services/memTracker.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 compilationPolicy_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();
bool compileBroker_init();
void dependencyContext_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();
compilationPolicy_init();
codeCache_init();
CodeCacheExtensions::initialize();
VM_Version_init();
CodeCacheExtensions::complete_step(CodeCacheExtensionsSteps::VMVersion);
os_init_globals();
stubRoutines_init1();
CodeCacheExtensions::complete_step(CodeCacheExtensionsSteps::StubRoutines1);
jint status = universe_init(); // dependent on codeCache_init and
// stubRoutines_init1 and metaspace_init.
if (status != JNI_OK)
return status;
CodeCacheExtensions::complete_step(CodeCacheExtensionsSteps::Universe);
interpreter_init(); // before any methods loaded
CodeCacheExtensions::complete_step(CodeCacheExtensionsSteps::Interpreter);
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();
dependencyContext_init();
if (!compileBroker_init()) {
return JNI_EINVAL;
}
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
MethodHandles::generate_adapters();
CodeCacheExtensions::complete_step(CodeCacheExtensionsSteps::StubRoutines2);
#if INCLUDE_NMT
// Solaris stack is walkable only after stubRoutines are set up.
// On Other platforms, the stack is always walkable.
NMT_stack_walkable = true;
#endif // INCLUDE_NMT
// All the flags that get adjusted by VM_Version_init and os::init_2
// have been set so dump the flags now.
if (PrintFlagsFinal || PrintFlagsRanges) {
CommandLineFlags::printFlags(tty, false, PrintFlagsRanges);
}
CodeCacheExtensions::complete_step(CodeCacheExtensionsSteps::InitGlobals);
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;
}