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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_OBJECTS_VISITING_INL_H_ | 5 #ifndef V8_OBJECTS_VISITING_INL_H_ |
6 #define V8_OBJECTS_VISITING_INL_H_ | 6 #define V8_OBJECTS_VISITING_INL_H_ |
7 | 7 |
8 | 8 |
9 namespace v8 { | 9 namespace v8 { |
10 namespace internal { | 10 namespace internal { |
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283 Heap* heap, RelocInfo* rinfo) { | 283 Heap* heap, RelocInfo* rinfo) { |
284 ASSERT(RelocInfo::IsCodeTarget(rinfo->rmode())); | 284 ASSERT(RelocInfo::IsCodeTarget(rinfo->rmode())); |
285 Code* target = Code::GetCodeFromTargetAddress(rinfo->target_address()); | 285 Code* target = Code::GetCodeFromTargetAddress(rinfo->target_address()); |
286 // Monomorphic ICs are preserved when possible, but need to be flushed | 286 // Monomorphic ICs are preserved when possible, but need to be flushed |
287 // when they might be keeping a Context alive, or when the heap is about | 287 // when they might be keeping a Context alive, or when the heap is about |
288 // to be serialized. | 288 // to be serialized. |
289 | 289 |
290 if (FLAG_cleanup_code_caches_at_gc && target->is_inline_cache_stub() | 290 if (FLAG_cleanup_code_caches_at_gc && target->is_inline_cache_stub() |
291 && (target->ic_state() == MEGAMORPHIC || target->ic_state() == GENERIC || | 291 && (target->ic_state() == MEGAMORPHIC || target->ic_state() == GENERIC || |
292 target->ic_state() == POLYMORPHIC || heap->flush_monomorphic_ics() || | 292 target->ic_state() == POLYMORPHIC || heap->flush_monomorphic_ics() || |
293 Serializer::enabled(heap->isolate()) || | 293 heap->isolate()->serializer_enabled() || |
294 target->ic_age() != heap->global_ic_age() || | 294 target->ic_age() != heap->global_ic_age() || |
295 target->is_invalidated_weak_stub())) { | 295 target->is_invalidated_weak_stub())) { |
296 IC::Clear(heap->isolate(), rinfo->pc(), rinfo->host()->constant_pool()); | 296 IC::Clear(heap->isolate(), rinfo->pc(), rinfo->host()->constant_pool()); |
297 target = Code::GetCodeFromTargetAddress(rinfo->target_address()); | 297 target = Code::GetCodeFromTargetAddress(rinfo->target_address()); |
298 } | 298 } |
299 heap->mark_compact_collector()->RecordRelocSlot(rinfo, target); | 299 heap->mark_compact_collector()->RecordRelocSlot(rinfo, target); |
300 StaticVisitor::MarkObject(heap, target); | 300 StaticVisitor::MarkObject(heap, target); |
301 } | 301 } |
302 | 302 |
303 | 303 |
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399 HeapObject::RawField(object, AllocationSite::kPointerFieldsBeginOffset), | 399 HeapObject::RawField(object, AllocationSite::kPointerFieldsBeginOffset), |
400 HeapObject::RawField(object, AllocationSite::kPointerFieldsEndOffset)); | 400 HeapObject::RawField(object, AllocationSite::kPointerFieldsEndOffset)); |
401 } | 401 } |
402 | 402 |
403 | 403 |
404 template<typename StaticVisitor> | 404 template<typename StaticVisitor> |
405 void StaticMarkingVisitor<StaticVisitor>::VisitCode( | 405 void StaticMarkingVisitor<StaticVisitor>::VisitCode( |
406 Map* map, HeapObject* object) { | 406 Map* map, HeapObject* object) { |
407 Heap* heap = map->GetHeap(); | 407 Heap* heap = map->GetHeap(); |
408 Code* code = Code::cast(object); | 408 Code* code = Code::cast(object); |
409 if (FLAG_age_code && !Serializer::enabled(heap->isolate())) { | 409 if (FLAG_age_code && !heap->isolate()->serializer_enabled()) { |
410 code->MakeOlder(heap->mark_compact_collector()->marking_parity()); | 410 code->MakeOlder(heap->mark_compact_collector()->marking_parity()); |
411 } | 411 } |
412 code->CodeIterateBody<StaticVisitor>(heap); | 412 code->CodeIterateBody<StaticVisitor>(heap); |
413 } | 413 } |
414 | 414 |
415 | 415 |
416 template<typename StaticVisitor> | 416 template<typename StaticVisitor> |
417 void StaticMarkingVisitor<StaticVisitor>::VisitSharedFunctionInfo( | 417 void StaticMarkingVisitor<StaticVisitor>::VisitSharedFunctionInfo( |
418 Map* map, HeapObject* object) { | 418 Map* map, HeapObject* object) { |
419 Heap* heap = map->GetHeap(); | 419 Heap* heap = map->GetHeap(); |
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932 RelocIterator it(this, mode_mask); | 932 RelocIterator it(this, mode_mask); |
933 for (; !it.done(); it.next()) { | 933 for (; !it.done(); it.next()) { |
934 it.rinfo()->template Visit<StaticVisitor>(heap); | 934 it.rinfo()->template Visit<StaticVisitor>(heap); |
935 } | 935 } |
936 } | 936 } |
937 | 937 |
938 | 938 |
939 } } // namespace v8::internal | 939 } } // namespace v8::internal |
940 | 940 |
941 #endif // V8_OBJECTS_VISITING_INL_H_ | 941 #endif // V8_OBJECTS_VISITING_INL_H_ |
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