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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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420 HeapObject::RawField(object, AllocationSite::kPointerFieldsBeginOffset), | 420 HeapObject::RawField(object, AllocationSite::kPointerFieldsBeginOffset), |
421 HeapObject::RawField(object, AllocationSite::kPointerFieldsEndOffset)); | 421 HeapObject::RawField(object, AllocationSite::kPointerFieldsEndOffset)); |
422 } | 422 } |
423 | 423 |
424 | 424 |
425 template<typename StaticVisitor> | 425 template<typename StaticVisitor> |
426 void StaticMarkingVisitor<StaticVisitor>::VisitCode( | 426 void StaticMarkingVisitor<StaticVisitor>::VisitCode( |
427 Map* map, HeapObject* object) { | 427 Map* map, HeapObject* object) { |
428 Heap* heap = map->GetHeap(); | 428 Heap* heap = map->GetHeap(); |
429 Code* code = Code::cast(object); | 429 Code* code = Code::cast(object); |
| 430 if (FLAG_cleanup_code_caches_at_gc) { |
| 431 code->ClearTypeFeedbackInfo(heap); |
| 432 } |
430 if (FLAG_age_code && !Serializer::enabled()) { | 433 if (FLAG_age_code && !Serializer::enabled()) { |
431 code->MakeOlder(heap->mark_compact_collector()->marking_parity()); | 434 code->MakeOlder(heap->mark_compact_collector()->marking_parity()); |
432 } | 435 } |
433 code->CodeIterateBody<StaticVisitor>(heap); | 436 code->CodeIterateBody<StaticVisitor>(heap); |
434 } | 437 } |
435 | 438 |
436 | 439 |
437 template<typename StaticVisitor> | 440 template<typename StaticVisitor> |
438 void StaticMarkingVisitor<StaticVisitor>::VisitSharedFunctionInfo( | 441 void StaticMarkingVisitor<StaticVisitor>::VisitSharedFunctionInfo( |
439 Map* map, HeapObject* object) { | 442 Map* map, HeapObject* object) { |
440 Heap* heap = map->GetHeap(); | 443 Heap* heap = map->GetHeap(); |
441 SharedFunctionInfo* shared = SharedFunctionInfo::cast(object); | 444 SharedFunctionInfo* shared = SharedFunctionInfo::cast(object); |
442 if (shared->ic_age() != heap->global_ic_age()) { | 445 if (shared->ic_age() != heap->global_ic_age()) { |
443 shared->ResetForNewContext(heap->global_ic_age()); | 446 shared->ResetForNewContext(heap->global_ic_age()); |
444 } | 447 } |
445 if (FLAG_cleanup_code_caches_at_gc) { | |
446 shared->ClearTypeFeedbackInfo(heap); | |
447 } | |
448 if (FLAG_cache_optimized_code && | 448 if (FLAG_cache_optimized_code && |
449 FLAG_flush_optimized_code_cache && | 449 FLAG_flush_optimized_code_cache && |
450 !shared->optimized_code_map()->IsSmi()) { | 450 !shared->optimized_code_map()->IsSmi()) { |
451 // Always flush the optimized code map if requested by flag. | 451 // Always flush the optimized code map if requested by flag. |
452 shared->ClearOptimizedCodeMap(); | 452 shared->ClearOptimizedCodeMap(); |
453 } | 453 } |
454 MarkCompactCollector* collector = heap->mark_compact_collector(); | 454 MarkCompactCollector* collector = heap->mark_compact_collector(); |
455 if (collector->is_code_flushing_enabled()) { | 455 if (collector->is_code_flushing_enabled()) { |
456 if (FLAG_cache_optimized_code && !shared->optimized_code_map()->IsSmi()) { | 456 if (FLAG_cache_optimized_code && !shared->optimized_code_map()->IsSmi()) { |
457 // Add the shared function info holding an optimized code map to | 457 // Add the shared function info holding an optimized code map to |
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941 RelocIterator it(this, mode_mask); | 941 RelocIterator it(this, mode_mask); |
942 for (; !it.done(); it.next()) { | 942 for (; !it.done(); it.next()) { |
943 it.rinfo()->template Visit<StaticVisitor>(heap); | 943 it.rinfo()->template Visit<StaticVisitor>(heap); |
944 } | 944 } |
945 } | 945 } |
946 | 946 |
947 | 947 |
948 } } // namespace v8::internal | 948 } } // namespace v8::internal |
949 | 949 |
950 #endif // V8_OBJECTS_VISITING_INL_H_ | 950 #endif // V8_OBJECTS_VISITING_INL_H_ |
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