46 #include "gc/shenandoah/shenandoahMarkingContext.inline.hpp"
47 #include "gc/shenandoah/shenandoahMemoryPool.hpp"
48 #include "gc/shenandoah/shenandoahMetrics.hpp"
49 #include "gc/shenandoah/shenandoahMonitoringSupport.hpp"
50 #include "gc/shenandoah/shenandoahOopClosures.inline.hpp"
51 #include "gc/shenandoah/shenandoahPacer.inline.hpp"
52 #include "gc/shenandoah/shenandoahRootProcessor.hpp"
53 #include "gc/shenandoah/shenandoahStringDedup.hpp"
54 #include "gc/shenandoah/shenandoahUtils.hpp"
55 #include "gc/shenandoah/shenandoahVerifier.hpp"
56 #include "gc/shenandoah/shenandoahCodeRoots.hpp"
57 #include "gc/shenandoah/shenandoahVMOperations.hpp"
58 #include "gc/shenandoah/shenandoahWorkGroup.hpp"
59 #include "gc/shenandoah/shenandoahWorkerPolicy.hpp"
60 #include "gc/shenandoah/heuristics/shenandoahAdaptiveHeuristics.hpp"
61 #include "gc/shenandoah/heuristics/shenandoahAggressiveHeuristics.hpp"
62 #include "gc/shenandoah/heuristics/shenandoahCompactHeuristics.hpp"
63 #include "gc/shenandoah/heuristics/shenandoahPassiveHeuristics.hpp"
64 #include "gc/shenandoah/heuristics/shenandoahStaticHeuristics.hpp"
65 #include "gc/shenandoah/heuristics/shenandoahTraversalHeuristics.hpp"
66
67 #include "memory/metaspace.hpp"
68 #include "runtime/vmThread.hpp"
69 #include "services/mallocTracker.hpp"
70
71 ShenandoahUpdateRefsClosure::ShenandoahUpdateRefsClosure() : _heap(ShenandoahHeap::heap()) {}
72
73 #ifdef ASSERT
74 template <class T>
75 void ShenandoahAssertToSpaceClosure::do_oop_work(T* p) {
76 T o = RawAccess<>::oop_load(p);
77 if (! CompressedOops::is_null(o)) {
78 oop obj = CompressedOops::decode_not_null(o);
79 shenandoah_assert_not_forwarded(p, obj);
80 }
81 }
82
83 void ShenandoahAssertToSpaceClosure::do_oop(narrowOop* p) { do_oop_work(p); }
84 void ShenandoahAssertToSpaceClosure::do_oop(oop* p) { do_oop_work(p); }
85 #endif
488
489 void ShenandoahHeap::post_initialize() {
490 CollectedHeap::post_initialize();
491 MutexLocker ml(Threads_lock);
492
493 ShenandoahInitGCLABClosure init_gclabs;
494 Threads::threads_do(&init_gclabs);
495 _workers->threads_do(&init_gclabs);
496 _safepoint_workers->threads_do(&init_gclabs);
497
498 // gclab can not be initialized early during VM startup, as it can not determinate its max_size.
499 // Now, we will let WorkGang to initialize gclab when new worker is created.
500 _workers->set_initialize_gclab();
501
502 _scm->initialize(_max_workers);
503 _full_gc->initialize(_gc_timer);
504
505 ref_processing_init();
506
507 _heuristics->initialize();
508 }
509
510 size_t ShenandoahHeap::used() const {
511 return OrderAccess::load_acquire(&_used);
512 }
513
514 size_t ShenandoahHeap::committed() const {
515 OrderAccess::acquire();
516 return _committed;
517 }
518
519 void ShenandoahHeap::increase_committed(size_t bytes) {
520 assert_heaplock_or_safepoint();
521 _committed += bytes;
522 }
523
524 void ShenandoahHeap::decrease_committed(size_t bytes) {
525 assert_heaplock_or_safepoint();
526 _committed -= bytes;
527 }
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46 #include "gc/shenandoah/shenandoahMarkingContext.inline.hpp"
47 #include "gc/shenandoah/shenandoahMemoryPool.hpp"
48 #include "gc/shenandoah/shenandoahMetrics.hpp"
49 #include "gc/shenandoah/shenandoahMonitoringSupport.hpp"
50 #include "gc/shenandoah/shenandoahOopClosures.inline.hpp"
51 #include "gc/shenandoah/shenandoahPacer.inline.hpp"
52 #include "gc/shenandoah/shenandoahRootProcessor.hpp"
53 #include "gc/shenandoah/shenandoahStringDedup.hpp"
54 #include "gc/shenandoah/shenandoahUtils.hpp"
55 #include "gc/shenandoah/shenandoahVerifier.hpp"
56 #include "gc/shenandoah/shenandoahCodeRoots.hpp"
57 #include "gc/shenandoah/shenandoahVMOperations.hpp"
58 #include "gc/shenandoah/shenandoahWorkGroup.hpp"
59 #include "gc/shenandoah/shenandoahWorkerPolicy.hpp"
60 #include "gc/shenandoah/heuristics/shenandoahAdaptiveHeuristics.hpp"
61 #include "gc/shenandoah/heuristics/shenandoahAggressiveHeuristics.hpp"
62 #include "gc/shenandoah/heuristics/shenandoahCompactHeuristics.hpp"
63 #include "gc/shenandoah/heuristics/shenandoahPassiveHeuristics.hpp"
64 #include "gc/shenandoah/heuristics/shenandoahStaticHeuristics.hpp"
65 #include "gc/shenandoah/heuristics/shenandoahTraversalHeuristics.hpp"
66 #if INCLUDE_JFR
67 #include "gc/shenandoah/shenandoahJfrSupport.hpp"
68 #endif
69
70 #include "memory/metaspace.hpp"
71 #include "runtime/vmThread.hpp"
72 #include "services/mallocTracker.hpp"
73
74 ShenandoahUpdateRefsClosure::ShenandoahUpdateRefsClosure() : _heap(ShenandoahHeap::heap()) {}
75
76 #ifdef ASSERT
77 template <class T>
78 void ShenandoahAssertToSpaceClosure::do_oop_work(T* p) {
79 T o = RawAccess<>::oop_load(p);
80 if (! CompressedOops::is_null(o)) {
81 oop obj = CompressedOops::decode_not_null(o);
82 shenandoah_assert_not_forwarded(p, obj);
83 }
84 }
85
86 void ShenandoahAssertToSpaceClosure::do_oop(narrowOop* p) { do_oop_work(p); }
87 void ShenandoahAssertToSpaceClosure::do_oop(oop* p) { do_oop_work(p); }
88 #endif
491
492 void ShenandoahHeap::post_initialize() {
493 CollectedHeap::post_initialize();
494 MutexLocker ml(Threads_lock);
495
496 ShenandoahInitGCLABClosure init_gclabs;
497 Threads::threads_do(&init_gclabs);
498 _workers->threads_do(&init_gclabs);
499 _safepoint_workers->threads_do(&init_gclabs);
500
501 // gclab can not be initialized early during VM startup, as it can not determinate its max_size.
502 // Now, we will let WorkGang to initialize gclab when new worker is created.
503 _workers->set_initialize_gclab();
504
505 _scm->initialize(_max_workers);
506 _full_gc->initialize(_gc_timer);
507
508 ref_processing_init();
509
510 _heuristics->initialize();
511
512 JFR_ONLY(ShenandoahJFRSupport::register_jfr_type_serializers());
513 }
514
515 size_t ShenandoahHeap::used() const {
516 return OrderAccess::load_acquire(&_used);
517 }
518
519 size_t ShenandoahHeap::committed() const {
520 OrderAccess::acquire();
521 return _committed;
522 }
523
524 void ShenandoahHeap::increase_committed(size_t bytes) {
525 assert_heaplock_or_safepoint();
526 _committed += bytes;
527 }
528
529 void ShenandoahHeap::decrease_committed(size_t bytes) {
530 assert_heaplock_or_safepoint();
531 _committed -= bytes;
532 }
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