Upload Kmake

deps/v8/src/snapshot/context-deserializer.h

@@ -0,0 +1,49 @@
+// Copyright 2017 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_CONTEXT_DESERIALIZER_H_
+#define V8_SNAPSHOT_CONTEXT_DESERIALIZER_H_
+
+#include "src/snapshot/deserializer.h"
+#include "src/snapshot/snapshot-data.h"
+
+namespace v8 {
+namespace internal {
+
+class Context;
+class Isolate;
+
+// Deserializes the context-dependent object graph rooted at a given object.
+// The ContextDeserializer is not expected to deserialize any code objects.
+class V8_EXPORT_PRIVATE ContextDeserializer final
+    : public Deserializer<Isolate> {
+ public:
+  static MaybeDirectHandle<Context> DeserializeContext(
+      Isolate* isolate, const SnapshotData* data, size_t context_index,
+      bool can_rehash, DirectHandle<JSGlobalProxy> global_proxy,
+      DeserializeEmbedderFieldsCallback embedder_fields_deserializer);
+
+ private:
+  explicit ContextDeserializer(Isolate* isolate, const SnapshotData* data,
+                               bool can_rehash)
+      : Deserializer(isolate, data->Payload(), data->GetMagicNumber(), false,
+                     can_rehash) {}
+
+  // Deserialize a single object and the objects reachable from it.
+  MaybeDirectHandle<Object> Deserialize(
+      Isolate* isolate, DirectHandle<JSGlobalProxy> global_proxy,
+      DeserializeEmbedderFieldsCallback embedder_fields_deserializer);
+
+  void DeserializeEmbedderFields(
+      DirectHandle<NativeContext> context,
+      DeserializeEmbedderFieldsCallback embedder_fields_deserializer);
+
+  void DeserializeApiWrapperFields(
+      const v8::DeserializeAPIWrapperCallback& api_wrapper_callback);
+};
+
+}  // namespace internal
+}  // namespace v8
+
+#endif  // V8_SNAPSHOT_CONTEXT_DESERIALIZER_H_