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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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1146 if (!o->IsHeapObject()) continue; | 1146 if (!o->IsHeapObject()) continue; |
1147 collector->RecordSlot(start, p, o); | 1147 collector->RecordSlot(start, p, o); |
1148 HeapObject* obj = HeapObject::cast(o); | 1148 HeapObject* obj = HeapObject::cast(o); |
1149 MarkBit mark = Marking::MarkBitFrom(obj); | 1149 MarkBit mark = Marking::MarkBitFrom(obj); |
1150 if (mark.Get()) continue; | 1150 if (mark.Get()) continue; |
1151 VisitUnmarkedObject(collector, obj); | 1151 VisitUnmarkedObject(collector, obj); |
1152 } | 1152 } |
1153 return true; | 1153 return true; |
1154 } | 1154 } |
1155 | 1155 |
1156 static void VisitCode(Map* map, HeapObject* object) { | |
1157 Heap* heap = map->GetHeap(); | |
1158 Code* code = reinterpret_cast<Code*>(object); | |
1159 if (FLAG_cleanup_code_caches_at_gc) { | |
1160 code->ClearTypeFeedbackCells(heap); | |
1161 } | |
1162 code->CodeIterateBody<MarkCompactMarkingVisitor>(heap); | |
1163 } | |
1164 | |
1165 static void VisitJSWeakMap(Map* map, HeapObject* object) { | 1156 static void VisitJSWeakMap(Map* map, HeapObject* object) { |
1166 MarkCompactCollector* collector = map->GetHeap()->mark_compact_collector(); | 1157 MarkCompactCollector* collector = map->GetHeap()->mark_compact_collector(); |
1167 JSWeakMap* weak_map = reinterpret_cast<JSWeakMap*>(object); | 1158 JSWeakMap* weak_map = reinterpret_cast<JSWeakMap*>(object); |
1168 | 1159 |
1169 // Enqueue weak map in linked list of encountered weak maps. | 1160 // Enqueue weak map in linked list of encountered weak maps. |
1170 if (weak_map->next() == Smi::FromInt(0)) { | 1161 if (weak_map->next() == Smi::FromInt(0)) { |
1171 weak_map->set_next(collector->encountered_weak_maps()); | 1162 weak_map->set_next(collector->encountered_weak_maps()); |
1172 collector->set_encountered_weak_maps(weak_map); | 1163 collector->set_encountered_weak_maps(weak_map); |
1173 } | 1164 } |
1174 | 1165 |
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4248 while (buffer != NULL) { | 4239 while (buffer != NULL) { |
4249 SlotsBuffer* next_buffer = buffer->next(); | 4240 SlotsBuffer* next_buffer = buffer->next(); |
4250 DeallocateBuffer(buffer); | 4241 DeallocateBuffer(buffer); |
4251 buffer = next_buffer; | 4242 buffer = next_buffer; |
4252 } | 4243 } |
4253 *buffer_address = NULL; | 4244 *buffer_address = NULL; |
4254 } | 4245 } |
4255 | 4246 |
4256 | 4247 |
4257 } } // namespace v8::internal | 4248 } } // namespace v8::internal |
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