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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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304 | 304 |
305 | 305 |
306 template<typename StaticVisitor> | 306 template<typename StaticVisitor> |
307 void StaticMarkingVisitor<StaticVisitor>::VisitSharedFunctionInfo( | 307 void StaticMarkingVisitor<StaticVisitor>::VisitSharedFunctionInfo( |
308 Map* map, HeapObject* object) { | 308 Map* map, HeapObject* object) { |
309 Heap* heap = map->GetHeap(); | 309 Heap* heap = map->GetHeap(); |
310 SharedFunctionInfo* shared = SharedFunctionInfo::cast(object); | 310 SharedFunctionInfo* shared = SharedFunctionInfo::cast(object); |
311 if (shared->ic_age() != heap->global_ic_age()) { | 311 if (shared->ic_age() != heap->global_ic_age()) { |
312 shared->ResetForNewContext(heap->global_ic_age()); | 312 shared->ResetForNewContext(heap->global_ic_age()); |
313 } | 313 } |
| 314 if (FLAG_cache_optimized_code && |
| 315 FLAG_flush_optimized_code_cache && |
| 316 !shared->optimized_code_map()->IsSmi()) { |
| 317 // Always flush the optimized code map if requested by flag. |
| 318 shared->ClearOptimizedCodeMap(); |
| 319 } |
314 MarkCompactCollector* collector = heap->mark_compact_collector(); | 320 MarkCompactCollector* collector = heap->mark_compact_collector(); |
315 if (collector->is_code_flushing_enabled()) { | 321 if (collector->is_code_flushing_enabled()) { |
316 if (FLAG_cache_optimized_code && !shared->optimized_code_map()->IsSmi()) { | 322 if (FLAG_cache_optimized_code && !shared->optimized_code_map()->IsSmi()) { |
317 // Add the shared function info holding an optimized code map to | 323 // Add the shared function info holding an optimized code map to |
318 // the code flusher for processing of code maps after marking. | 324 // the code flusher for processing of code maps after marking. |
319 collector->code_flusher()->AddOptimizedCodeMap(shared); | 325 collector->code_flusher()->AddOptimizedCodeMap(shared); |
320 // Treat all references within the code map weakly by marking the | 326 // Treat all references within the code map weakly by marking the |
321 // code map itself but not pushing it onto the marking deque. | 327 // code map itself but not pushing it onto the marking deque. |
322 FixedArray* code_map = FixedArray::cast(shared->optimized_code_map()); | 328 FixedArray* code_map = FixedArray::cast(shared->optimized_code_map()); |
323 StaticVisitor::MarkObjectWithoutPush(heap, code_map); | 329 StaticVisitor::MarkObjectWithoutPush(heap, code_map); |
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739 RelocIterator it(this, mode_mask); | 745 RelocIterator it(this, mode_mask); |
740 for (; !it.done(); it.next()) { | 746 for (; !it.done(); it.next()) { |
741 it.rinfo()->template Visit<StaticVisitor>(heap); | 747 it.rinfo()->template Visit<StaticVisitor>(heap); |
742 } | 748 } |
743 } | 749 } |
744 | 750 |
745 | 751 |
746 } } // namespace v8::internal | 752 } } // namespace v8::internal |
747 | 753 |
748 #endif // V8_OBJECTS_VISITING_INL_H_ | 754 #endif // V8_OBJECTS_VISITING_INL_H_ |
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