2624 case VerifyOption_G1UsePrevMarking: return is_obj_dead(obj);
2625 case VerifyOption_G1UseNextMarking: return is_obj_ill(obj);
2626 case VerifyOption_G1UseMarkWord: {
2627 HeapRegion* hr = _hrm.addr_to_region((HeapWord*)obj);
2628 return !obj->is_gc_marked() && !hr->is_archive();
2629 }
2630 default: ShouldNotReachHere();
2631 }
2632 return false; // keep some compilers happy
2633 }
2634
2635 void G1CollectedHeap::print_heap_regions() const {
2636 Log(gc, heap, region) log;
2637 if (log.is_trace()) {
2638 ResourceMark rm;
2639 print_regions_on(log.trace_stream());
2640 }
2641 }
2642
2643 void G1CollectedHeap::print_on(outputStream* st) const {
2644 st->print(" %-20s", "garbage-first heap");
2645 st->print(" total " SIZE_FORMAT "K, used " SIZE_FORMAT "K",
2646 capacity()/K, used_unlocked()/K);
2647 st->print(" [" PTR_FORMAT ", " PTR_FORMAT ", " PTR_FORMAT ")",
2648 p2i(_hrm.reserved().start()),
2649 p2i(_hrm.reserved().start() + _hrm.length() + HeapRegion::GrainWords),
2650 p2i(_hrm.reserved().end()));
2651 st->cr();
2652 st->print(" region size " SIZE_FORMAT "K, ", HeapRegion::GrainBytes / K);
2653 uint young_regions = young_regions_count();
2654 st->print("%u young (" SIZE_FORMAT "K), ", young_regions,
2655 (size_t) young_regions * HeapRegion::GrainBytes / K);
2656 uint survivor_regions = survivor_regions_count();
2657 st->print("%u survivors (" SIZE_FORMAT "K)", survivor_regions,
2658 (size_t) survivor_regions * HeapRegion::GrainBytes / K);
2659 st->cr();
2660 MetaspaceAux::print_on(st);
2661 }
2662
2663 void G1CollectedHeap::print_regions_on(outputStream* st) const {
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2624 case VerifyOption_G1UsePrevMarking: return is_obj_dead(obj);
2625 case VerifyOption_G1UseNextMarking: return is_obj_ill(obj);
2626 case VerifyOption_G1UseMarkWord: {
2627 HeapRegion* hr = _hrm.addr_to_region((HeapWord*)obj);
2628 return !obj->is_gc_marked() && !hr->is_archive();
2629 }
2630 default: ShouldNotReachHere();
2631 }
2632 return false; // keep some compilers happy
2633 }
2634
2635 void G1CollectedHeap::print_heap_regions() const {
2636 Log(gc, heap, region) log;
2637 if (log.is_trace()) {
2638 ResourceMark rm;
2639 print_regions_on(log.trace_stream());
2640 }
2641 }
2642
2643 void G1CollectedHeap::print_on(outputStream* st) const {
2644 assert_locked_or_safepoint(Heap_lock);
2645
2646 st->print(" %-20s", "garbage-first heap");
2647 st->print(" total " SIZE_FORMAT "K, used " SIZE_FORMAT "K",
2648 capacity()/K, used_unlocked()/K);
2649 st->print(" [" PTR_FORMAT ", " PTR_FORMAT ", " PTR_FORMAT ")",
2650 p2i(_hrm.reserved().start()),
2651 p2i(_hrm.reserved().start() + _hrm.length() + HeapRegion::GrainWords),
2652 p2i(_hrm.reserved().end()));
2653 st->cr();
2654 st->print(" region size " SIZE_FORMAT "K, ", HeapRegion::GrainBytes / K);
2655 uint young_regions = young_regions_count();
2656 st->print("%u young (" SIZE_FORMAT "K), ", young_regions,
2657 (size_t) young_regions * HeapRegion::GrainBytes / K);
2658 uint survivor_regions = survivor_regions_count();
2659 st->print("%u survivors (" SIZE_FORMAT "K)", survivor_regions,
2660 (size_t) survivor_regions * HeapRegion::GrainBytes / K);
2661 st->cr();
2662 MetaspaceAux::print_on(st);
2663 }
2664
2665 void G1CollectedHeap::print_regions_on(outputStream* st) const {
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