39 class G1FullGCMarker;
40 class G1FullGCScope;
41 class G1FullGCCompactionPoint;
42 class GCMemoryManager;
43 class ReferenceProcessor;
44
45 // The G1FullCollector holds data associated with the current Full GC.
46 class G1FullCollector : StackObj {
47 G1CollectedHeap* _heap;
48 G1FullGCScope _scope;
49 uint _num_workers;
50 G1FullGCMarker** _markers;
51 G1FullGCCompactionPoint** _compaction_points;
52 OopQueueSet _oop_queue_set;
53 ObjArrayTaskQueueSet _array_queue_set;
54 PreservedMarksSet _preserved_marks_set;
55 G1FullGCCompactionPoint _serial_compaction_point;
56 G1IsAliveClosure _is_alive;
57 ReferenceProcessorIsAliveMutator _is_alive_mutator;
58
59 public:
60 G1FullCollector(G1CollectedHeap* heap, GCMemoryManager* memory_manager, bool explicit_gc, bool clear_soft_refs);
61 ~G1FullCollector();
62
63 void prepare_collection();
64 void collect();
65 void complete_collection();
66
67 G1FullGCScope* scope() { return &_scope; }
68 uint workers() { return _num_workers; }
69 G1FullGCMarker* marker(uint id) { return _markers[id]; }
70 G1FullGCCompactionPoint* compaction_point(uint id) { return _compaction_points[id]; }
71 OopQueueSet* oop_queue_set() { return &_oop_queue_set; }
72 ObjArrayTaskQueueSet* array_queue_set() { return &_array_queue_set; }
73 PreservedMarksSet* preserved_mark_set() { return &_preserved_marks_set; }
74 G1FullGCCompactionPoint* serial_compaction_point() { return &_serial_compaction_point; }
75 G1CMBitMap* mark_bitmap();
76 ReferenceProcessor* reference_processor();
77
78 private:
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39 class G1FullGCMarker;
40 class G1FullGCScope;
41 class G1FullGCCompactionPoint;
42 class GCMemoryManager;
43 class ReferenceProcessor;
44
45 // The G1FullCollector holds data associated with the current Full GC.
46 class G1FullCollector : StackObj {
47 G1CollectedHeap* _heap;
48 G1FullGCScope _scope;
49 uint _num_workers;
50 G1FullGCMarker** _markers;
51 G1FullGCCompactionPoint** _compaction_points;
52 OopQueueSet _oop_queue_set;
53 ObjArrayTaskQueueSet _array_queue_set;
54 PreservedMarksSet _preserved_marks_set;
55 G1FullGCCompactionPoint _serial_compaction_point;
56 G1IsAliveClosure _is_alive;
57 ReferenceProcessorIsAliveMutator _is_alive_mutator;
58
59 static uint calc_active_workers();
60
61 public:
62 G1FullCollector(G1CollectedHeap* heap, GCMemoryManager* memory_manager, bool explicit_gc, bool clear_soft_refs);
63 ~G1FullCollector();
64
65 void prepare_collection();
66 void collect();
67 void complete_collection();
68
69 G1FullGCScope* scope() { return &_scope; }
70 uint workers() { return _num_workers; }
71 G1FullGCMarker* marker(uint id) { return _markers[id]; }
72 G1FullGCCompactionPoint* compaction_point(uint id) { return _compaction_points[id]; }
73 OopQueueSet* oop_queue_set() { return &_oop_queue_set; }
74 ObjArrayTaskQueueSet* array_queue_set() { return &_array_queue_set; }
75 PreservedMarksSet* preserved_mark_set() { return &_preserved_marks_set; }
76 G1FullGCCompactionPoint* serial_compaction_point() { return &_serial_compaction_point; }
77 G1CMBitMap* mark_bitmap();
78 ReferenceProcessor* reference_processor();
79
80 private:
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