141 Entry* e = bucket(index);
142 while (e != NULL) {
143 Entry* next = e->next();
144 if (should_remove(e->literal())) {
145 remove_entry(e, previous);
146 ++num_removed;
147 } else {
148 previous = e;
149 }
150 e = next;
151 }
152 }
153 return num_removed;
154 }
155
156 G1CodeRootSet::~G1CodeRootSet() {
157 delete _table;
158 }
159
160 G1CodeRootSetTable* G1CodeRootSet::load_acquire_table() {
161 return OrderAccess::load_acquire(&_table);
162 }
163
164 void G1CodeRootSet::allocate_small_table() {
165 G1CodeRootSetTable* temp = new G1CodeRootSetTable(SmallSize);
166
167 OrderAccess::release_store(&_table, temp);
168 }
169
170 void G1CodeRootSetTable::purge_list_append(G1CodeRootSetTable* table) {
171 for (;;) {
172 table->_purge_next = _purge_list;
173 G1CodeRootSetTable* old = Atomic::cmpxchg(table, &_purge_list, table->_purge_next);
174 if (old == table->_purge_next) {
175 break;
176 }
177 }
178 }
179
180 void G1CodeRootSetTable::purge() {
181 G1CodeRootSetTable* table = _purge_list;
182 _purge_list = NULL;
183 while (table != NULL) {
184 G1CodeRootSetTable* to_purge = table;
185 table = table->_purge_next;
186 delete to_purge;
187 }
188 }
189
190 void G1CodeRootSet::move_to_large() {
191 G1CodeRootSetTable* temp = new G1CodeRootSetTable(LargeSize);
192
193 _table->copy_to(temp);
194
195 G1CodeRootSetTable::purge_list_append(_table);
196
197 OrderAccess::release_store(&_table, temp);
198 }
199
200 void G1CodeRootSet::purge() {
201 G1CodeRootSetTable::purge();
202 }
203
204 size_t G1CodeRootSet::static_mem_size() {
205 return G1CodeRootSetTable::static_mem_size();
206 }
207
208 void G1CodeRootSet::add(nmethod* method) {
209 bool added = false;
210 if (is_empty()) {
211 allocate_small_table();
212 }
213 added = _table->add(method);
214 if (added) {
215 if (_length == Threshold) {
216 move_to_large();
217 }
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141 Entry* e = bucket(index);
142 while (e != NULL) {
143 Entry* next = e->next();
144 if (should_remove(e->literal())) {
145 remove_entry(e, previous);
146 ++num_removed;
147 } else {
148 previous = e;
149 }
150 e = next;
151 }
152 }
153 return num_removed;
154 }
155
156 G1CodeRootSet::~G1CodeRootSet() {
157 delete _table;
158 }
159
160 G1CodeRootSetTable* G1CodeRootSet::load_acquire_table() {
161 return Atomic::load_acquire(&_table);
162 }
163
164 void G1CodeRootSet::allocate_small_table() {
165 G1CodeRootSetTable* temp = new G1CodeRootSetTable(SmallSize);
166
167 Atomic::release_store(&_table, temp);
168 }
169
170 void G1CodeRootSetTable::purge_list_append(G1CodeRootSetTable* table) {
171 for (;;) {
172 table->_purge_next = _purge_list;
173 G1CodeRootSetTable* old = Atomic::cmpxchg(table, &_purge_list, table->_purge_next);
174 if (old == table->_purge_next) {
175 break;
176 }
177 }
178 }
179
180 void G1CodeRootSetTable::purge() {
181 G1CodeRootSetTable* table = _purge_list;
182 _purge_list = NULL;
183 while (table != NULL) {
184 G1CodeRootSetTable* to_purge = table;
185 table = table->_purge_next;
186 delete to_purge;
187 }
188 }
189
190 void G1CodeRootSet::move_to_large() {
191 G1CodeRootSetTable* temp = new G1CodeRootSetTable(LargeSize);
192
193 _table->copy_to(temp);
194
195 G1CodeRootSetTable::purge_list_append(_table);
196
197 Atomic::release_store(&_table, temp);
198 }
199
200 void G1CodeRootSet::purge() {
201 G1CodeRootSetTable::purge();
202 }
203
204 size_t G1CodeRootSet::static_mem_size() {
205 return G1CodeRootSetTable::static_mem_size();
206 }
207
208 void G1CodeRootSet::add(nmethod* method) {
209 bool added = false;
210 if (is_empty()) {
211 allocate_small_table();
212 }
213 added = _table->add(method);
214 if (added) {
215 if (_length == Threshold) {
216 move_to_large();
217 }
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