131 return ret;
132 }
133
134 oop unmask_chunked_array_oop(StarTask p) {
135 assert(is_oop_masked(p), "invariant");
136 assert(!p.is_narrow(), "chunked array oops cannot be narrow");
137 oop *chunk = (oop*)p; // cast p to oop (uses conversion operator)
138 oop ret = oop((oop*)((uintptr_t)chunk & ~PS_CHUNKED_ARRAY_OOP_MASK));
139 assert(!is_oop_masked((oop*) ret), "invariant");
140 return ret;
141 }
142
143 template <class T> void process_array_chunk_work(oop obj,
144 int start, int end);
145 void process_array_chunk(oop old);
146
147 template <class T> void push_depth(T* p) {
148 claimed_stack_depth()->push(p);
149 }
150
151 protected:
152 static OopStarTaskQueueSet* stack_array_depth() { return _stack_array_depth; }
153 public:
154 // Static
155 static void initialize();
156
157 static void pre_scavenge();
158 static bool post_scavenge(YoungGCTracer& gc_tracer);
159
160 static PSPromotionManager* gc_thread_promotion_manager(int index);
161 static PSPromotionManager* vm_thread_promotion_manager();
162
163 static bool steal_depth(int queue_num, int* seed, StarTask& t) {
164 return stack_array_depth()->steal(queue_num, seed, t);
165 }
166
167 PSPromotionManager();
168
169 // Accessors
170 OopStarTaskQueue* claimed_stack_depth() {
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131 return ret;
132 }
133
134 oop unmask_chunked_array_oop(StarTask p) {
135 assert(is_oop_masked(p), "invariant");
136 assert(!p.is_narrow(), "chunked array oops cannot be narrow");
137 oop *chunk = (oop*)p; // cast p to oop (uses conversion operator)
138 oop ret = oop((oop*)((uintptr_t)chunk & ~PS_CHUNKED_ARRAY_OOP_MASK));
139 assert(!is_oop_masked((oop*) ret), "invariant");
140 return ret;
141 }
142
143 template <class T> void process_array_chunk_work(oop obj,
144 int start, int end);
145 void process_array_chunk(oop old);
146
147 template <class T> void push_depth(T* p) {
148 claimed_stack_depth()->push(p);
149 }
150
151 inline void promotion_trace_event(oop new_obj, oop old_obj, size_t obj_size,
152 uint age, bool tenured,
153 const PSPromotionLAB* lab);
154
155 protected:
156 static OopStarTaskQueueSet* stack_array_depth() { return _stack_array_depth; }
157 public:
158 // Static
159 static void initialize();
160
161 static void pre_scavenge();
162 static bool post_scavenge(YoungGCTracer& gc_tracer);
163
164 static PSPromotionManager* gc_thread_promotion_manager(int index);
165 static PSPromotionManager* vm_thread_promotion_manager();
166
167 static bool steal_depth(int queue_num, int* seed, StarTask& t) {
168 return stack_array_depth()->steal(queue_num, seed, t);
169 }
170
171 PSPromotionManager();
172
173 // Accessors
174 OopStarTaskQueue* claimed_stack_depth() {
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