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8201318: Introduce GCThreadLocalData to abstract GC-specific data belonging to a thread

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Reviewed-by: shade, rehn
This commit is contained in:
Per Lidén 2018-04-12 08:25:56 +02:00
parent 4c60e69b97
commit 6825739d3f
38 changed files with 372 additions and 299 deletions
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32
src/hotspot/share/runtime/thread.cpp
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@ -33,6 +33,7 @@
#include "code/scopeDesc.hpp"
#include "compiler/compileBroker.hpp"
#include "compiler/compileTask.hpp"
#include "gc/shared/barrierSet.hpp"
#include "gc/shared/gcId.hpp"
#include "gc/shared/gcLocker.inline.hpp"
#include "gc/shared/workgroup.hpp"
@ -115,7 +116,6 @@
#include "utilities/vmError.hpp"
#if INCLUDE_ALL_GCS
#include "gc/cms/concurrentMarkSweepThread.hpp"
#include "gc/g1/g1BarrierSet.hpp"
#include "gc/g1/g1ConcurrentMarkThread.inline.hpp"
#include "gc/parallel/pcTasks.hpp"
#endif // INCLUDE_ALL_GCS
@ -312,6 +312,15 @@ Thread::Thread() {
"bug in forced alignment of thread objects");
}
#endif // ASSERT
// Notify the barrier set that a thread is being created. Note that the
// main thread is created before a barrier set is available. The call to
// BarrierSet::on_thread_create() for the main thread is therefore deferred
// until it calls BarrierSet::set_barrier_set().
BarrierSet* const barrier_set = BarrierSet::barrier_set();
if (barrier_set != NULL) {
barrier_set->on_thread_create(this);
}
}
void Thread::initialize_thread_current() {
@ -362,6 +371,13 @@ void Thread::record_stack_base_and_size() {
Thread::~Thread() {
EVENT_THREAD_DESTRUCT(this);
// Notify the barrier set that a thread is being destroyed. Note that a barrier
// set might not be available if we encountered errors during bootstrapping.
BarrierSet* const barrier_set = BarrierSet::barrier_set();
if (barrier_set != NULL) {
barrier_set->on_thread_destroy(this);
}
// stack_base can be NULL if the thread is never started or exited before
// record_stack_base_and_size called. Although, we would like to ensure
// that all started threads do call record_stack_base_and_size(), there is
@ -1591,12 +1607,7 @@ void JavaThread::initialize() {
}
JavaThread::JavaThread(bool is_attaching_via_jni) :
Thread()
#if INCLUDE_ALL_GCS
, _satb_mark_queue(&G1BarrierSet::satb_mark_queue_set()),
_dirty_card_queue(&G1BarrierSet::dirty_card_queue_set())
#endif // INCLUDE_ALL_GCS
{
Thread() {
initialize();
if (is_attaching_via_jni) {
_jni_attach_state = _attaching_via_jni;
@ -1658,12 +1669,7 @@ static void compiler_thread_entry(JavaThread* thread, TRAPS);
static void sweeper_thread_entry(JavaThread* thread, TRAPS);
JavaThread::JavaThread(ThreadFunction entry_point, size_t stack_sz) :
Thread()
#if INCLUDE_ALL_GCS
, _satb_mark_queue(&G1BarrierSet::satb_mark_queue_set()),
_dirty_card_queue(&G1BarrierSet::dirty_card_queue_set())
#endif // INCLUDE_ALL_GCS
{
Thread() {
initialize();
_jni_attach_state = _not_attaching_via_jni;
set_entry_point(entry_point);