67 volatile bool _claimed;
68
69 public:
70 ZSerialWeakOopsDo(T* iter);
71 void weak_oops_do(BoolObjectClosure* is_alive, ZRootsIteratorClosure* cl);
72 };
73
74 template <typename T, void (T::*F)(BoolObjectClosure*, ZRootsIteratorClosure*)>
75 class ZParallelWeakOopsDo {
76 private:
77 T* const _iter;
78 volatile bool _completed;
79
80 public:
81 ZParallelWeakOopsDo(T* iter);
82 void weak_oops_do(BoolObjectClosure* is_alive, ZRootsIteratorClosure* cl);
83 };
84
85 class ZRootsIterator {
86 private:
87 bool _visit_jvmti_weak_export;
88
89 void do_universe(ZRootsIteratorClosure* cl);
90 void do_object_synchronizer(ZRootsIteratorClosure* cl);
91 void do_management(ZRootsIteratorClosure* cl);
92 void do_jvmti_export(ZRootsIteratorClosure* cl);
93 void do_jvmti_weak_export(ZRootsIteratorClosure* cl);
94 void do_system_dictionary(ZRootsIteratorClosure* cl);
95 void do_threads(ZRootsIteratorClosure* cl);
96 void do_code_cache(ZRootsIteratorClosure* cl);
97
98 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_universe> _universe;
99 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_object_synchronizer> _object_synchronizer;
100 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_management> _management;
101 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_jvmti_export> _jvmti_export;
102 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_jvmti_weak_export> _jvmti_weak_export;
103 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_system_dictionary> _system_dictionary;
104 ZParallelOopsDo<ZRootsIterator, &ZRootsIterator::do_threads> _threads;
105 ZParallelOopsDo<ZRootsIterator, &ZRootsIterator::do_code_cache> _code_cache;
106
107 public:
108 ZRootsIterator(bool visit_jvmti_weak_export = false);
109 ~ZRootsIterator();
110
111 void oops_do(ZRootsIteratorClosure* cl);
112 };
113
114 class ZConcurrentRootsIterator {
115 private:
116 ZOopStorageIterator _jni_handles_iter;
117 ZOopStorageIterator _vm_handles_iter;
118 const int _cld_claim;
119
120 void do_jni_handles(ZRootsIteratorClosure* cl);
121 void do_vm_handles(ZRootsIteratorClosure* cl);
122 void do_class_loader_data_graph(ZRootsIteratorClosure* cl);
123
124 ZParallelOopsDo<ZConcurrentRootsIterator, &ZConcurrentRootsIterator::do_jni_handles> _jni_handles;
125 ZParallelOopsDo<ZConcurrentRootsIterator, &ZConcurrentRootsIterator::do_vm_handles> _vm_handles;
126 ZParallelOopsDo<ZConcurrentRootsIterator, &ZConcurrentRootsIterator::do_class_loader_data_graph> _class_loader_data_graph;
127
128 public:
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67 volatile bool _claimed;
68
69 public:
70 ZSerialWeakOopsDo(T* iter);
71 void weak_oops_do(BoolObjectClosure* is_alive, ZRootsIteratorClosure* cl);
72 };
73
74 template <typename T, void (T::*F)(BoolObjectClosure*, ZRootsIteratorClosure*)>
75 class ZParallelWeakOopsDo {
76 private:
77 T* const _iter;
78 volatile bool _completed;
79
80 public:
81 ZParallelWeakOopsDo(T* iter);
82 void weak_oops_do(BoolObjectClosure* is_alive, ZRootsIteratorClosure* cl);
83 };
84
85 class ZRootsIterator {
86 private:
87 const bool _visit_jvmti_weak_export;
88 const bool _disarm_nmethods;
89
90 void do_universe(ZRootsIteratorClosure* cl);
91 void do_object_synchronizer(ZRootsIteratorClosure* cl);
92 void do_management(ZRootsIteratorClosure* cl);
93 void do_jvmti_export(ZRootsIteratorClosure* cl);
94 void do_jvmti_weak_export(ZRootsIteratorClosure* cl);
95 void do_system_dictionary(ZRootsIteratorClosure* cl);
96 void do_threads(ZRootsIteratorClosure* cl);
97 void do_code_cache(ZRootsIteratorClosure* cl);
98
99 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_universe> _universe;
100 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_object_synchronizer> _object_synchronizer;
101 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_management> _management;
102 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_jvmti_export> _jvmti_export;
103 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_jvmti_weak_export> _jvmti_weak_export;
104 ZSerialOopsDo<ZRootsIterator, &ZRootsIterator::do_system_dictionary> _system_dictionary;
105 ZParallelOopsDo<ZRootsIterator, &ZRootsIterator::do_threads> _threads;
106 ZParallelOopsDo<ZRootsIterator, &ZRootsIterator::do_code_cache> _code_cache;
107
108 public:
109 ZRootsIterator(bool visit_jvmti_weak_export = false, bool disarm_nmethod = false);
110 ~ZRootsIterator();
111
112 void oops_do(ZRootsIteratorClosure* cl);
113 };
114
115 class ZConcurrentRootsIterator {
116 private:
117 ZOopStorageIterator _jni_handles_iter;
118 ZOopStorageIterator _vm_handles_iter;
119 const int _cld_claim;
120
121 void do_jni_handles(ZRootsIteratorClosure* cl);
122 void do_vm_handles(ZRootsIteratorClosure* cl);
123 void do_class_loader_data_graph(ZRootsIteratorClosure* cl);
124
125 ZParallelOopsDo<ZConcurrentRootsIterator, &ZConcurrentRootsIterator::do_jni_handles> _jni_handles;
126 ZParallelOopsDo<ZConcurrentRootsIterator, &ZConcurrentRootsIterator::do_vm_handles> _vm_handles;
127 ZParallelOopsDo<ZConcurrentRootsIterator, &ZConcurrentRootsIterator::do_class_loader_data_graph> _class_loader_data_graph;
128
129 public:
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