Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /proc/self/root/home/real/node-v13.0.1/deps/v8/src/snapshot/ |
// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_SNAPSHOT_PARTIAL_SERIALIZER_H_
#define V8_SNAPSHOT_PARTIAL_SERIALIZER_H_
#include "src/objects/contexts.h"
#include "src/snapshot/serializer.h"
#include "src/utils/address-map.h"
namespace v8 {
namespace internal {
class StartupSerializer;
class V8_EXPORT_PRIVATE PartialSerializer : public Serializer {
public:
PartialSerializer(Isolate* isolate, StartupSerializer* startup_serializer,
v8::SerializeEmbedderFieldsCallback callback);
~PartialSerializer() override;
// Serialize the objects reachable from a single object pointer.
void Serialize(Context* o, bool include_global_proxy);
bool can_be_rehashed() const { return can_be_rehashed_; }
private:
void SerializeObject(HeapObject o) override;
bool ShouldBeInThePartialSnapshotCache(HeapObject o);
bool SerializeJSObjectWithEmbedderFields(Object obj);
void CheckRehashability(HeapObject obj);
StartupSerializer* startup_serializer_;
v8::SerializeEmbedderFieldsCallback serialize_embedder_fields_;
// Indicates whether we only serialized hash tables that we can rehash.
// TODO(yangguo): generalize rehashing, and remove this flag.
bool can_be_rehashed_;
Context context_;
// Used to store serialized data for embedder fields.
SnapshotByteSink embedder_fields_sink_;
DISALLOW_COPY_AND_ASSIGN(PartialSerializer);
};
} // namespace internal
} // namespace v8
#endif // V8_SNAPSHOT_PARTIAL_SERIALIZER_H_