blob: c73c3976476480b2dabeb8eef442f1a6e09d43d5 [file] [log] [blame]
// Copyright 2018 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.
#include <unordered_set>
#include "src/snapshot/roots-serializer.h"
namespace v8 {
namespace internal {
class HeapObject;
class SnapshotByteSink;
class V8_EXPORT_PRIVATE ReadOnlySerializer : public RootsSerializer {
explicit ReadOnlySerializer(Isolate* isolate);
~ReadOnlySerializer() override;
void SerializeReadOnlyRoots();
// Completes the serialization of the read-only object cache and serializes
// any deferred objects.
void FinalizeSerialization();
// If |obj| can be serialized in the read-only snapshot then add it to the
// read-only object cache if not already present and emit a
// ReadOnlyObjectCache bytecode into |sink|. Returns whether this was
// successful.
bool SerializeUsingReadOnlyObjectCache(SnapshotByteSink* sink,
HeapObject obj);
void SerializeObject(HeapObject o) override;
bool MustBeDeferred(HeapObject object) override;
#ifdef DEBUG
std::unordered_set<HeapObject, Object::Hasher> serialized_objects_;
} // namespace internal
} // namespace v8