82 Metaspace::MetadataType mdtype);
83 virtual void collect(GCCause::Cause cause);
84 virtual void collect_as_vm_thread(GCCause::Cause cause);
85 virtual void do_full_collection(bool clear_all_soft_refs);
86
87 virtual bool supports_tlab_allocation() const;
88 virtual size_t tlab_capacity(Thread* thr) const;
89 virtual size_t tlab_used(Thread* thr) const;
90 virtual size_t max_tlab_size() const;
91 virtual size_t unsafe_max_tlab_alloc(Thread* thr) const;
92
93 virtual bool can_elide_tlab_store_barriers() const;
94 virtual bool can_elide_initializing_store_barrier(oop new_obj);
95 virtual bool card_mark_must_follow_store() const;
96
97 virtual GrowableArray<GCMemoryManager*> memory_managers();
98 virtual GrowableArray<MemoryPool*> memory_pools();
99
100 virtual void object_iterate(ObjectClosure* cl);
101
102 // Runs the given AbstractGangTask with the current active workers, returning the
103 // total time taken.
104 virtual Tickspan run_task(AbstractGangTask* task);
105
106 virtual void keep_alive(oop obj);
107
108 virtual void register_nmethod(nmethod* nm);
109 virtual void unregister_nmethod(nmethod* nm);
110 virtual void flush_nmethod(nmethod* nm);
111 virtual void verify_nmethod(nmethod* nmethod);
112
113 virtual WorkGang* get_safepoint_workers();
114
115 virtual jlong millis_since_last_gc();
116
117 virtual void gc_threads_do(ThreadClosure* tc) const;
118
119 virtual VirtualSpaceSummary create_heap_space_summary();
120
121 virtual void safepoint_synchronize_begin();
122 virtual void safepoint_synchronize_end();
123
124 virtual void print_on(outputStream* st) const;
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82 Metaspace::MetadataType mdtype);
83 virtual void collect(GCCause::Cause cause);
84 virtual void collect_as_vm_thread(GCCause::Cause cause);
85 virtual void do_full_collection(bool clear_all_soft_refs);
86
87 virtual bool supports_tlab_allocation() const;
88 virtual size_t tlab_capacity(Thread* thr) const;
89 virtual size_t tlab_used(Thread* thr) const;
90 virtual size_t max_tlab_size() const;
91 virtual size_t unsafe_max_tlab_alloc(Thread* thr) const;
92
93 virtual bool can_elide_tlab_store_barriers() const;
94 virtual bool can_elide_initializing_store_barrier(oop new_obj);
95 virtual bool card_mark_must_follow_store() const;
96
97 virtual GrowableArray<GCMemoryManager*> memory_managers();
98 virtual GrowableArray<MemoryPool*> memory_pools();
99
100 virtual void object_iterate(ObjectClosure* cl);
101
102 virtual void run_task(AbstractGangTask* task);
103
104 virtual void keep_alive(oop obj);
105
106 virtual void register_nmethod(nmethod* nm);
107 virtual void unregister_nmethod(nmethod* nm);
108 virtual void flush_nmethod(nmethod* nm);
109 virtual void verify_nmethod(nmethod* nmethod);
110
111 virtual WorkGang* get_safepoint_workers();
112
113 virtual jlong millis_since_last_gc();
114
115 virtual void gc_threads_do(ThreadClosure* tc) const;
116
117 virtual VirtualSpaceSummary create_heap_space_summary();
118
119 virtual void safepoint_synchronize_begin();
120 virtual void safepoint_synchronize_end();
121
122 virtual void print_on(outputStream* st) const;
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