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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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1055 HashMap::Entry* entry = | 1055 HashMap::Entry* entry = |
1056 saved_addresses_.Lookup(obj, HeapObjectHash(obj), true); | 1056 saved_addresses_.Lookup(obj, HeapObjectHash(obj), true); |
1057 entry->value = addr; | 1057 entry->value = addr; |
1058 } | 1058 } |
1059 | 1059 |
1060 | 1060 |
1061 void Serializer::Serialize() { | 1061 void Serializer::Serialize() { |
1062 // No active threads. | 1062 // No active threads. |
1063 CHECK_EQ(NULL, ThreadState::FirstInUse()); | 1063 CHECK_EQ(NULL, ThreadState::FirstInUse()); |
1064 // No active or weak handles. | 1064 // No active or weak handles. |
1065 CHECK(HandleScopeImplementer::instance()->Blocks()->is_empty()); | 1065 CHECK(HandleScopeImplementer::instance()->blocks()->is_empty()); |
1066 CHECK_EQ(0, GlobalHandles::NumberOfWeakHandles()); | 1066 CHECK_EQ(0, GlobalHandles::NumberOfWeakHandles()); |
1067 // We need a counter function during serialization to resolve the | 1067 // We need a counter function during serialization to resolve the |
1068 // references to counters in the code on the heap. | 1068 // references to counters in the code on the heap. |
1069 CHECK(StatsTable::HasCounterFunction()); | 1069 CHECK(StatsTable::HasCounterFunction()); |
1070 CHECK(enabled()); | 1070 CHECK(enabled()); |
1071 InitializeAllocators(); | 1071 InitializeAllocators(); |
1072 reference_encoder_ = new ExternalReferenceEncoder(); | 1072 reference_encoder_ = new ExternalReferenceEncoder(); |
1073 PutHeader(); | 1073 PutHeader(); |
1074 Heap::IterateRoots(this); | 1074 Heap::IterateRoots(this); |
1075 PutLog(); | 1075 PutLog(); |
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1388 ASSERT(strncmp(tag, buf, length) == 0); | 1388 ASSERT(strncmp(tag, buf, length) == 0); |
1389 } | 1389 } |
1390 } | 1390 } |
1391 #endif | 1391 #endif |
1392 | 1392 |
1393 | 1393 |
1394 void Deserializer::Deserialize() { | 1394 void Deserializer::Deserialize() { |
1395 // No active threads. | 1395 // No active threads. |
1396 ASSERT_EQ(NULL, ThreadState::FirstInUse()); | 1396 ASSERT_EQ(NULL, ThreadState::FirstInUse()); |
1397 // No active handles. | 1397 // No active handles. |
1398 ASSERT(HandleScopeImplementer::instance()->Blocks()->is_empty()); | 1398 ASSERT(HandleScopeImplementer::instance()->blocks()->is_empty()); |
1399 reference_decoder_ = new ExternalReferenceDecoder(); | 1399 reference_decoder_ = new ExternalReferenceDecoder(); |
1400 // By setting linear allocation only, we forbid the use of free list | 1400 // By setting linear allocation only, we forbid the use of free list |
1401 // allocation which is not predicted by SimulatedAddress. | 1401 // allocation which is not predicted by SimulatedAddress. |
1402 GetHeader(); | 1402 GetHeader(); |
1403 Heap::IterateRoots(this); | 1403 Heap::IterateRoots(this); |
1404 GetContextStack(); | 1404 GetContextStack(); |
1405 } | 1405 } |
1406 | 1406 |
1407 | 1407 |
1408 void Deserializer::VisitPointers(Object** start, Object** end) { | 1408 void Deserializer::VisitPointers(Object** start, Object** end) { |
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1708 ASSERT(index < large_objects_.length()); | 1708 ASSERT(index < large_objects_.length()); |
1709 } | 1709 } |
1710 return large_objects_[index]; // s.page_offset() is ignored. | 1710 return large_objects_[index]; // s.page_offset() is ignored. |
1711 } | 1711 } |
1712 UNREACHABLE(); | 1712 UNREACHABLE(); |
1713 return NULL; | 1713 return NULL; |
1714 } | 1714 } |
1715 | 1715 |
1716 | 1716 |
1717 } } // namespace v8::internal | 1717 } } // namespace v8::internal |
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