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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 #include "src/lithium.h" | 5 #include "src/lithium.h" |
6 | 6 |
7 #include "src/v8.h" | 7 #include "src/v8.h" |
8 | 8 |
9 #include "src/scopes.h" | 9 #include "src/scopes.h" |
10 #include "src/serialize.h" | 10 #include "src/serialize.h" |
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441 Handle<Map> map(Map::cast(it.rinfo()->target_object())); | 441 Handle<Map> map(Map::cast(it.rinfo()->target_object())); |
442 maps.Add(map, zone()); | 442 maps.Add(map, zone()); |
443 } else { | 443 } else { |
444 Handle<HeapObject> object( | 444 Handle<HeapObject> object( |
445 HeapObject::cast(it.rinfo()->target_object())); | 445 HeapObject::cast(it.rinfo()->target_object())); |
446 objects.Add(object, zone()); | 446 objects.Add(object, zone()); |
447 } | 447 } |
448 } | 448 } |
449 } | 449 } |
450 for (int i = 0; i < maps.length(); i++) { | 450 for (int i = 0; i < maps.length(); i++) { |
| 451 if (maps.at(i)->dependent_code()->number_of_entries( |
| 452 DependentCode::kWeakCodeGroup) == 0) { |
| 453 isolate()->heap()->AddRetainedMap(maps.at(i)); |
| 454 } |
451 Map::AddDependentCode(maps.at(i), DependentCode::kWeakCodeGroup, code); | 455 Map::AddDependentCode(maps.at(i), DependentCode::kWeakCodeGroup, code); |
452 } | 456 } |
453 for (int i = 0; i < objects.length(); i++) { | 457 for (int i = 0; i < objects.length(); i++) { |
454 AddWeakObjectToCodeDependency(isolate(), objects.at(i), code); | 458 AddWeakObjectToCodeDependency(isolate(), objects.at(i), code); |
455 } | 459 } |
456 if (FLAG_enable_ool_constant_pool) { | 460 if (FLAG_enable_ool_constant_pool) { |
457 code->constant_pool()->set_weak_object_state( | 461 code->constant_pool()->set_weak_object_state( |
458 ConstantPoolArray::WEAK_OBJECTS_IN_OPTIMIZED_CODE); | 462 ConstantPoolArray::WEAK_OBJECTS_IN_OPTIMIZED_CODE); |
459 } | 463 } |
460 code->set_can_have_weak_objects(true); | 464 code->set_can_have_weak_objects(true); |
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717 | 721 |
718 | 722 |
719 LPhase::~LPhase() { | 723 LPhase::~LPhase() { |
720 if (ShouldProduceTraceOutput()) { | 724 if (ShouldProduceTraceOutput()) { |
721 isolate()->GetHTracer()->TraceLithium(name(), chunk_); | 725 isolate()->GetHTracer()->TraceLithium(name(), chunk_); |
722 } | 726 } |
723 } | 727 } |
724 | 728 |
725 | 729 |
726 } } // namespace v8::internal | 730 } } // namespace v8::internal |
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