523 print_on(st);
524 st->cr();
525
526 // Do not allow pages to be deleted
527 _page_allocator.enable_deferred_delete();
528
529 // Print all pages
530 ZPageTableIterator iter(&_page_table);
531 for (ZPage* page; iter.next(&page);) {
532 page->print_on(st);
533 }
534
535 // Allow pages to be deleted
536 _page_allocator.enable_deferred_delete();
537
538 st->cr();
539 }
540
541 class ZVerifyRootsTask : public ZTask {
542 private:
543 ZRootsIterator _strong_roots;
544 ZWeakRootsIterator _weak_roots;
545
546 public:
547 ZVerifyRootsTask() :
548 ZTask("ZVerifyRootsTask"),
549 _strong_roots(),
550 _weak_roots() {}
551
552 virtual void work() {
553 ZVerifyOopClosure cl;
554 _strong_roots.oops_do(&cl);
555 _weak_roots.oops_do(&cl);
556 }
557 };
558
559 void ZHeap::verify() {
560 // Heap verification can only be done between mark end and
561 // relocate start. This is the only window where all oop are
562 // good and the whole heap is in a consistent state.
563 guarantee(ZGlobalPhase == ZPhaseMarkCompleted, "Invalid phase");
564
565 {
566 ZVerifyRootsTask task;
567 _workers.run_parallel(&task);
568 }
569
570 {
571 ZVerifyObjectClosure cl;
572 object_iterate(&cl, false /* visit_referents */);
|
523 print_on(st);
524 st->cr();
525
526 // Do not allow pages to be deleted
527 _page_allocator.enable_deferred_delete();
528
529 // Print all pages
530 ZPageTableIterator iter(&_page_table);
531 for (ZPage* page; iter.next(&page);) {
532 page->print_on(st);
533 }
534
535 // Allow pages to be deleted
536 _page_allocator.enable_deferred_delete();
537
538 st->cr();
539 }
540
541 class ZVerifyRootsTask : public ZTask {
542 private:
543 ZStatTimerDisable _disable;
544 ZRootsIterator _strong_roots;
545 ZWeakRootsIterator _weak_roots;
546
547 public:
548 ZVerifyRootsTask() :
549 ZTask("ZVerifyRootsTask"),
550 _disable(),
551 _strong_roots(),
552 _weak_roots() {}
553
554 virtual void work() {
555 ZStatTimerDisable disable;
556 ZVerifyOopClosure cl;
557 _strong_roots.oops_do(&cl);
558 _weak_roots.oops_do(&cl);
559 }
560 };
561
562 void ZHeap::verify() {
563 // Heap verification can only be done between mark end and
564 // relocate start. This is the only window where all oop are
565 // good and the whole heap is in a consistent state.
566 guarantee(ZGlobalPhase == ZPhaseMarkCompleted, "Invalid phase");
567
568 {
569 ZVerifyRootsTask task;
570 _workers.run_parallel(&task);
571 }
572
573 {
574 ZVerifyObjectClosure cl;
575 object_iterate(&cl, false /* visit_referents */);
|