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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 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/snapshot/partial-serializer.h" | 5 #include "src/snapshot/partial-serializer.h" |
6 #include "src/snapshot/startup-serializer.h" | 6 #include "src/snapshot/startup-serializer.h" |
7 | 7 |
8 #include "src/objects-inl.h" | 8 #include "src/objects-inl.h" |
9 | 9 |
10 namespace v8 { | 10 namespace v8 { |
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26 reference_map()->AddAttachedReference(context->global_proxy()); | 26 reference_map()->AddAttachedReference(context->global_proxy()); |
27 // The bootstrap snapshot has a code-stub context. When serializing the | 27 // The bootstrap snapshot has a code-stub context. When serializing the |
28 // partial snapshot, it is chained into the weak context list on the isolate | 28 // partial snapshot, it is chained into the weak context list on the isolate |
29 // and it's next context pointer may point to the code-stub context. Clear | 29 // and it's next context pointer may point to the code-stub context. Clear |
30 // it before serializing, it will get re-added to the context list | 30 // it before serializing, it will get re-added to the context list |
31 // explicitly when it's loaded. | 31 // explicitly when it's loaded. |
32 if (context->IsNativeContext()) { | 32 if (context->IsNativeContext()) { |
33 context->set(Context::NEXT_CONTEXT_LINK, | 33 context->set(Context::NEXT_CONTEXT_LINK, |
34 isolate_->heap()->undefined_value()); | 34 isolate_->heap()->undefined_value()); |
35 DCHECK(!context->global_object()->IsUndefined(context->GetIsolate())); | 35 DCHECK(!context->global_object()->IsUndefined(context->GetIsolate())); |
| 36 // Reset math random cache to get fresh random numbers. |
| 37 context->set_math_random_index(Smi::kZero); |
| 38 context->set_math_random_cache(isolate_->heap()->undefined_value()); |
36 } | 39 } |
37 } | 40 } |
38 VisitPointer(o); | 41 VisitPointer(o); |
39 SerializeDeferredObjects(); | 42 SerializeDeferredObjects(); |
40 Pad(); | 43 Pad(); |
41 } | 44 } |
42 | 45 |
43 void PartialSerializer::SerializeObject(HeapObject* obj, HowToCode how_to_code, | 46 void PartialSerializer::SerializeObject(HeapObject* obj, HowToCode how_to_code, |
44 WhereToPoint where_to_point, int skip) { | 47 WhereToPoint where_to_point, int skip) { |
45 if (obj->IsMap()) { | 48 if (obj->IsMap()) { |
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105 // would cause dupes. | 108 // would cause dupes. |
106 DCHECK(!o->IsScript()); | 109 DCHECK(!o->IsScript()); |
107 return o->IsName() || o->IsSharedFunctionInfo() || o->IsHeapNumber() || | 110 return o->IsName() || o->IsSharedFunctionInfo() || o->IsHeapNumber() || |
108 o->IsCode() || o->IsScopeInfo() || o->IsAccessorInfo() || | 111 o->IsCode() || o->IsScopeInfo() || o->IsAccessorInfo() || |
109 o->map() == | 112 o->map() == |
110 startup_serializer_->isolate()->heap()->fixed_cow_array_map(); | 113 startup_serializer_->isolate()->heap()->fixed_cow_array_map(); |
111 } | 114 } |
112 | 115 |
113 } // namespace internal | 116 } // namespace internal |
114 } // namespace v8 | 117 } // namespace v8 |
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