CLD claiming
152 };
153
154 class YoungRefCounterClosure : public OopClosure {
155 G1CollectedHeap* _g1h;
156 int _count;
157 public:
158 YoungRefCounterClosure(G1CollectedHeap* g1h) : _g1h(g1h), _count(0) {}
159 void do_oop(oop* p) { if (_g1h->is_in_young(*p)) { _count++; } }
160 void do_oop(narrowOop* p) { ShouldNotReachHere(); }
161
162 int count() { return _count; }
163 void reset_count() { _count = 0; };
164 };
165
166 class VerifyCLDClosure: public CLDClosure {
167 YoungRefCounterClosure _young_ref_counter_closure;
168 OopClosure *_oop_closure;
169 public:
170 VerifyCLDClosure(G1CollectedHeap* g1h, OopClosure* cl) : _young_ref_counter_closure(g1h), _oop_closure(cl) {}
171 void do_cld(ClassLoaderData* cld) {
172 cld->oops_do(_oop_closure, false);
173
174 _young_ref_counter_closure.reset_count();
175 cld->oops_do(&_young_ref_counter_closure, false);
176 if (_young_ref_counter_closure.count() > 0) {
177 guarantee(cld->has_modified_oops(), "CLD " PTR_FORMAT ", has young %d refs but is not dirty.", p2i(cld), _young_ref_counter_clo
178 }
179 }
180 };
181
182 class VerifyLivenessOopClosure: public BasicOopIterateClosure {
183 G1CollectedHeap* _g1h;
184 VerifyOption _vo;
185 public:
186 VerifyLivenessOopClosure(G1CollectedHeap* g1h, VerifyOption vo):
187 _g1h(g1h), _vo(vo)
188 { }
189 void do_oop(narrowOop *p) { do_oop_work(p); }
190 void do_oop( oop *p) { do_oop_work(p); }
191
192 template <class T> void do_oop_work(T *p) {
193 oop obj = RawAccess<>::oop_load(p);
194 guarantee(obj == NULL || !_g1h->is_obj_dead_cond(obj, _vo),
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152 };
153
154 class YoungRefCounterClosure : public OopClosure {
155 G1CollectedHeap* _g1h;
156 int _count;
157 public:
158 YoungRefCounterClosure(G1CollectedHeap* g1h) : _g1h(g1h), _count(0) {}
159 void do_oop(oop* p) { if (_g1h->is_in_young(*p)) { _count++; } }
160 void do_oop(narrowOop* p) { ShouldNotReachHere(); }
161
162 int count() { return _count; }
163 void reset_count() { _count = 0; };
164 };
165
166 class VerifyCLDClosure: public CLDClosure {
167 YoungRefCounterClosure _young_ref_counter_closure;
168 OopClosure *_oop_closure;
169 public:
170 VerifyCLDClosure(G1CollectedHeap* g1h, OopClosure* cl) : _young_ref_counter_closure(g1h), _oop_closure(cl) {}
171 void do_cld(ClassLoaderData* cld) {
172 cld->oops_do(_oop_closure, ClassLoaderData::_claim_value_none);
173
174 _young_ref_counter_closure.reset_count();
175 cld->oops_do(&_young_ref_counter_closure, ClassLoaderData::_claim_value_none);
176 if (_young_ref_counter_closure.count() > 0) {
177 guarantee(cld->has_modified_oops(), "CLD " PTR_FORMAT ", has young %d refs but is not dirty.", p2i(cld), _young_ref_counter_clo
178 }
179 }
180 };
181
182 class VerifyLivenessOopClosure: public BasicOopIterateClosure {
183 G1CollectedHeap* _g1h;
184 VerifyOption _vo;
185 public:
186 VerifyLivenessOopClosure(G1CollectedHeap* g1h, VerifyOption vo):
187 _g1h(g1h), _vo(vo)
188 { }
189 void do_oop(narrowOop *p) { do_oop_work(p); }
190 void do_oop( oop *p) { do_oop_work(p); }
191
192 template <class T> void do_oop_work(T *p) {
193 oop obj = RawAccess<>::oop_load(p);
194 guarantee(obj == NULL || !_g1h->is_obj_dead_cond(obj, _vo),
|