[rename] Rename internal field to embedder field.

src/api.cc

 // Copyright 2012 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 "src/api.h"
 
 #include <string.h>  // For memcpy, strlen.
 #ifdef V8_USE_ADDRESS_SANITIZER
 #include <sanitizer/asan_interface.h>
 #endif  // V8_USE_ADDRESS_SANITIZER
@@ skipping 477 matching lines @@
 
   static SnapshotCreatorData* cast(void* data) {
     return reinterpret_cast<SnapshotCreatorData*>(data);
   }
 
   ArrayBufferAllocator allocator_;
   Isolate* isolate_;
   Persistent<Context> default_context_;
   PersistentValueVector<Context> contexts_;
   PersistentValueVector<Template> templates_;
-  std::vector<SerializeInternalFieldsCallback> internal_fields_serializers_;
+  std::vector<SerializeInternalFieldsCallback> embedder_fields_serializers_;
   bool created_;
 };
 
 }  // namespace
 
 SnapshotCreator::SnapshotCreator(intptr_t* external_references,
                                  StartupData* existing_snapshot) {
   i::Isolate* internal_isolate = new i::Isolate(true);
   Isolate* isolate = reinterpret_cast<Isolate*>(internal_isolate);
   SnapshotCreatorData* data = new SnapshotCreatorData(isolate);
@@ skipping 38 matching lines @@
 
 size_t SnapshotCreator::AddContext(Local<Context> context,
                                    SerializeInternalFieldsCallback callback) {
   DCHECK(!context.IsEmpty());
   SnapshotCreatorData* data = SnapshotCreatorData::cast(data_);
   DCHECK(!data->created_);
   Isolate* isolate = data->isolate_;
   CHECK_EQ(isolate, context->GetIsolate());
   size_t index = static_cast<int>(data->contexts_.Size());
   data->contexts_.Append(context);
-  data->internal_fields_serializers_.push_back(callback);
+  data->embedder_fields_serializers_.push_back(callback);
   return index;
 }
 
 size_t SnapshotCreator::AddTemplate(Local<Template> template_obj) {
   DCHECK(!template_obj.IsEmpty());
   SnapshotCreatorData* data = SnapshotCreatorData::cast(data_);
   DCHECK(!data->created_);
   DCHECK_EQ(reinterpret_cast<i::Isolate*>(data->isolate_),
             Utils::OpenHandle(*template_obj)->GetIsolate());
   size_t index = static_cast<int>(data->templates_.Size());
@@ skipping 69 matching lines @@
   i::ExternalReferenceTable::instance(isolate)->ResetCount();
 #endif  // DEBUG
 
   i::StartupSerializer startup_serializer(isolate, function_code_handling);
   startup_serializer.SerializeStrongReferences();
 
   // Serialize each context with a new partial serializer.
   i::List<i::SnapshotData*> context_snapshots(num_additional_contexts + 1);
 
   {
-    // The default snapshot does not support internal fields.
+    // The default snapshot does not support embedder fields.
     i::PartialSerializer partial_serializer(
         isolate, &startup_serializer, v8::SerializeInternalFieldsCallback());
     partial_serializer.Serialize(&default_context, false);
     context_snapshots.Add(new i::SnapshotData(&partial_serializer));
   }
 
   for (int i = 0; i < num_additional_contexts; i++) {
     i::PartialSerializer partial_serializer(
-        isolate, &startup_serializer, data->internal_fields_serializers_[i]);
+        isolate, &startup_serializer, data->embedder_fields_serializers_[i]);
     partial_serializer.Serialize(&contexts[i], true);
     context_snapshots.Add(new i::SnapshotData(&partial_serializer));
   }
 
   startup_serializer.SerializeWeakReferencesAndDeferred();
 
 #ifdef DEBUG
   if (i::FLAG_external_reference_stats) {
     i::ExternalReferenceTable::instance(isolate)->PrintCount();
   }
@@ skipping 239 matching lines @@
 #endif  // VERIFY_HEAP
   return result.location();
 }
 
 void V8::RegisterExternallyReferencedObject(i::Object** object,
                                             i::Isolate* isolate) {
   isolate->heap()->RegisterExternallyReferencedObject(object);
 }
 
 void V8::MakeWeak(i::Object** location, void* parameter,
-                  int internal_field_index1, int internal_field_index2,
+                  int embedder_field_index1, int embedder_field_index2,
                   WeakCallbackInfo<void>::Callback weak_callback) {
   WeakCallbackType type = WeakCallbackType::kParameter;
-  if (internal_field_index1 == 0) {
-    if (internal_field_index2 == 1) {
+  if (embedder_field_index1 == 0) {
+    if (embedder_field_index2 == 1) {
       type = WeakCallbackType::kInternalFields;
     } else {
-      DCHECK_EQ(internal_field_index2, -1);
+      DCHECK_EQ(embedder_field_index2, -1);
       type = WeakCallbackType::kInternalFields;
     }
   } else {
-    DCHECK_EQ(internal_field_index1, -1);
-    DCHECK_EQ(internal_field_index2, -1);
+    DCHECK_EQ(embedder_field_index1, -1);
+    DCHECK_EQ(embedder_field_index2, -1);
   }
   i::GlobalHandles::MakeWeak(location, parameter, weak_callback, type);
 }
 
 void V8::MakeWeak(i::Object** location, void* parameter,
                   WeakCallbackInfo<void>::Callback weak_callback,
                   WeakCallbackType type) {
   i::GlobalHandles::MakeWeak(location, parameter, weak_callback, type);
 }
 
@@ skipping 25 matching lines @@
 
 void V8::FromJustIsNothing() {
   Utils::ApiCheck(false, "v8::FromJust", "Maybe value is Nothing.");
 }
 
 
 void V8::ToLocalEmpty() {
   Utils::ApiCheck(false, "v8::ToLocalChecked", "Empty MaybeLocal.");
 }
 
-
 void V8::InternalFieldOutOfBounds(int index) {
   Utils::ApiCheck(0 <= index && index < kInternalFieldsInWeakCallback,
                   "WeakCallbackInfo::GetInternalField",
                   "Internal field out of bounds.");
 }
 
 
 // --- H a n d l e s ---
 
 
@@ skipping 869 matching lines @@
   i::Handle<i::CallHandlerInfo> obj =
       i::Handle<i::CallHandlerInfo>::cast(struct_obj);
   SET_FIELD_WRAPPED(obj, set_callback, callback);
   if (data.IsEmpty()) {
     data = v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate));
   }
   obj->set_data(*Utils::OpenHandle(*data));
   cons->set_instance_call_handler(*obj);
 }
 
-
 int ObjectTemplate::InternalFieldCount() {
-  return Utils::OpenHandle(this)->internal_field_count();
+  return Utils::OpenHandle(this)->embedder_field_count();
 }
 
-
 void ObjectTemplate::SetInternalFieldCount(int value) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
   if (!Utils::ApiCheck(i::Smi::IsValid(value),
                        "v8::ObjectTemplate::SetInternalFieldCount()",
-                       "Invalid internal field count")) {
+                       "Invalid embedder field count")) {
     return;
   }
   ENTER_V8_NO_SCRIPT_NO_EXCEPTION(isolate);
   if (value > 0) {
-    // The internal field count is set by the constructor function's
+    // The embedder field count is set by the constructor function's
     // construct code, so we ensure that there is a constructor
     // function to do the setting.
     EnsureConstructor(isolate, this);
   }
-  Utils::OpenHandle(this)->set_internal_field_count(value);
+  Utils::OpenHandle(this)->set_embedder_field_count(value);
 }
 
 bool ObjectTemplate::IsImmutableProto() {
   return Utils::OpenHandle(this)->immutable_proto();
 }
 
 void ObjectTemplate::SetImmutableProto() {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
   ENTER_V8_NO_SCRIPT_NO_EXCEPTION(isolate);
   Utils::OpenHandle(this)->set_immutable_proto(true);
@@ skipping 4135 matching lines @@
 
 uint32_t Uint32::Value() const {
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   if (obj->IsSmi()) {
     return i::Smi::cast(*obj)->value();
   } else {
     return static_cast<uint32_t>(obj->Number());
   }
 }
 
-
 int v8::Object::InternalFieldCount() {
   i::Handle<i::JSReceiver> self = Utils::OpenHandle(this);
   if (!self->IsJSObject()) return 0;
-  return i::Handle<i::JSObject>::cast(self)->GetInternalFieldCount();
+  return i::Handle<i::JSObject>::cast(self)->GetEmbedderFieldCount();
 }
 
-
 static bool InternalFieldOK(i::Handle<i::JSReceiver> obj, int index,
                             const char* location) {
   return Utils::ApiCheck(
       obj->IsJSObject() &&
-          (index < i::Handle<i::JSObject>::cast(obj)->GetInternalFieldCount()),
+          (index < i::Handle<i::JSObject>::cast(obj)->GetEmbedderFieldCount()),
       location, "Internal field out of bounds");
 }
 
-
 Local<Value> v8::Object::SlowGetInternalField(int index) {
   i::Handle<i::JSReceiver> obj = Utils::OpenHandle(this);
   const char* location = "v8::Object::GetInternalField()";
   if (!InternalFieldOK(obj, index, location)) return Local<Value>();
   i::Handle<i::Object> value(
-      i::Handle<i::JSObject>::cast(obj)->GetInternalField(index),
+      i::Handle<i::JSObject>::cast(obj)->GetEmbedderField(index),
       obj->GetIsolate());
   return Utils::ToLocal(value);
 }
 
-
 void v8::Object::SetInternalField(int index, v8::Local<Value> value) {
   i::Handle<i::JSReceiver> obj = Utils::OpenHandle(this);
   const char* location = "v8::Object::SetInternalField()";
   if (!InternalFieldOK(obj, index, location)) return;
   i::Handle<i::Object> val = Utils::OpenHandle(*value);
-  i::Handle<i::JSObject>::cast(obj)->SetInternalField(index, *val);
+  i::Handle<i::JSObject>::cast(obj)->SetEmbedderField(index, *val);
 }
 
-
 void* v8::Object::SlowGetAlignedPointerFromInternalField(int index) {
   i::Handle<i::JSReceiver> obj = Utils::OpenHandle(this);
   const char* location = "v8::Object::GetAlignedPointerFromInternalField()";
   if (!InternalFieldOK(obj, index, location)) return NULL;
   return DecodeSmiToAligned(
-      i::Handle<i::JSObject>::cast(obj)->GetInternalField(index), location);
+      i::Handle<i::JSObject>::cast(obj)->GetEmbedderField(index), location);
 }
 
 void v8::Object::SetAlignedPointerInInternalField(int index, void* value) {
   i::Handle<i::JSReceiver> obj = Utils::OpenHandle(this);
   const char* location = "v8::Object::SetAlignedPointerInInternalField()";
   if (!InternalFieldOK(obj, index, location)) return;
-  i::Handle<i::JSObject>::cast(obj)
-      ->SetInternalField(index, EncodeAlignedAsSmi(value, location));
+  i::Handle<i::JSObject>::cast(obj)->SetEmbedderField(
+      index, EncodeAlignedAsSmi(value, location));
   DCHECK_EQ(value, GetAlignedPointerFromInternalField(index));
 }
 
 void v8::Object::SetAlignedPointerInInternalFields(int argc, int indices[],
                                                    void* values[]) {
   i::Handle<i::JSReceiver> obj = Utils::OpenHandle(this);
   const char* location = "v8::Object::SetAlignedPointerInInternalFields()";
   i::DisallowHeapAllocation no_gc;
   i::JSObject* object = i::JSObject::cast(*obj);
-  int nof_internal_fields = object->GetInternalFieldCount();
+  int nof_embedder_fields = object->GetEmbedderFieldCount();
   for (int i = 0; i < argc; i++) {
     int index = indices[i];
-    if (!Utils::ApiCheck(index < nof_internal_fields, location,
+    if (!Utils::ApiCheck(index < nof_embedder_fields, location,
                          "Internal field out of bounds")) {
       return;
     }
     void* value = values[i];
-    object->SetInternalField(index, EncodeAlignedAsSmi(value, location));
+    object->SetEmbedderField(index, EncodeAlignedAsSmi(value, location));
     DCHECK_EQ(value, GetAlignedPointerFromInternalField(index));
   }
 }
 
 static void* ExternalValue(i::Object* obj) {
   // Obscure semantics for undefined, but somehow checked in our unit tests...
   if (!obj->IsSmi() &&
       obj->IsUndefined(i::HeapObject::cast(obj)->GetIsolate())) {
     return NULL;
   }
-  i::Object* foreign = i::JSObject::cast(obj)->GetInternalField(0);
+  i::Object* foreign = i::JSObject::cast(obj)->GetEmbedderField(0);
   return i::Foreign::cast(foreign)->foreign_address();
 }
 
 
 // --- E n v i r o n m e n t ---
 
 
 void v8::V8::InitializePlatform(Platform* platform) {
   i::V8::InitializePlatform(platform);
 }
@@ skipping 95 matching lines @@
 
 template <typename ObjectType>
 struct InvokeBootstrapper;
 
 template <>
 struct InvokeBootstrapper<i::Context> {
   i::Handle<i::Context> Invoke(
       i::Isolate* isolate, i::MaybeHandle<i::JSGlobalProxy> maybe_global_proxy,
       v8::Local<v8::ObjectTemplate> global_object_template,
       v8::ExtensionConfiguration* extensions, size_t context_snapshot_index,
-      v8::DeserializeInternalFieldsCallback internal_fields_deserializer) {
+      v8::DeserializeInternalFieldsCallback embedder_fields_deserializer) {
     return isolate->bootstrapper()->CreateEnvironment(
         maybe_global_proxy, global_object_template, extensions,
-        context_snapshot_index, internal_fields_deserializer);
+        context_snapshot_index, embedder_fields_deserializer);
   }
 };
 
 template <>
 struct InvokeBootstrapper<i::JSGlobalProxy> {
   i::Handle<i::JSGlobalProxy> Invoke(
       i::Isolate* isolate, i::MaybeHandle<i::JSGlobalProxy> maybe_global_proxy,
       v8::Local<v8::ObjectTemplate> global_object_template,
       v8::ExtensionConfiguration* extensions, size_t context_snapshot_index,
-      v8::DeserializeInternalFieldsCallback internal_fields_deserializer) {
+      v8::DeserializeInternalFieldsCallback embedder_fields_deserializer) {
     USE(extensions);
     USE(context_snapshot_index);
     return isolate->bootstrapper()->NewRemoteContext(maybe_global_proxy,
                                                      global_object_template);
   }
 };
 
 template <typename ObjectType>
 static i::Handle<ObjectType> CreateEnvironment(
     i::Isolate* isolate, v8::ExtensionConfiguration* extensions,
     v8::MaybeLocal<ObjectTemplate> maybe_global_template,
     v8::MaybeLocal<Value> maybe_global_proxy, size_t context_snapshot_index,
-    v8::DeserializeInternalFieldsCallback internal_fields_deserializer) {
+    v8::DeserializeInternalFieldsCallback embedder_fields_deserializer) {
   i::Handle<ObjectType> result;
 
   {
     ENTER_V8_FOR_NEW_CONTEXT(isolate);
     v8::Local<ObjectTemplate> proxy_template;
     i::Handle<i::FunctionTemplateInfo> proxy_constructor;
     i::Handle<i::FunctionTemplateInfo> global_constructor;
     i::Handle<i::Object> named_interceptor(
         isolate->factory()->undefined_value());
     i::Handle<i::Object> indexed_interceptor(
@@ skipping 52 matching lines @@
 
     i::MaybeHandle<i::JSGlobalProxy> maybe_proxy;
     if (!maybe_global_proxy.IsEmpty()) {
       maybe_proxy = i::Handle<i::JSGlobalProxy>::cast(
           Utils::OpenHandle(*maybe_global_proxy.ToLocalChecked()));
     }
     // Create the environment.
     InvokeBootstrapper<ObjectType> invoke;
     result =
         invoke.Invoke(isolate, maybe_proxy, proxy_template, extensions,
-                      context_snapshot_index, internal_fields_deserializer);
+                      context_snapshot_index, embedder_fields_deserializer);
 
     // Restore the access check info and interceptors on the global template.
     if (!maybe_global_template.IsEmpty()) {
       DCHECK(!global_constructor.is_null());
       DCHECK(!proxy_constructor.is_null());
       global_constructor->set_access_check_info(
           proxy_constructor->access_check_info());
       global_constructor->set_needs_access_check(
           proxy_constructor->needs_access_check());
       global_constructor->set_named_property_handler(*named_interceptor);
       global_constructor->set_indexed_property_handler(*indexed_interceptor);
     }
   }
   // Leave V8.
 
   return result;
 }
 
 Local<Context> NewContext(
     v8::Isolate* external_isolate, v8::ExtensionConfiguration* extensions,
     v8::MaybeLocal<ObjectTemplate> global_template,
     v8::MaybeLocal<Value> global_object, size_t context_snapshot_index,
-    v8::DeserializeInternalFieldsCallback internal_fields_deserializer) {
+    v8::DeserializeInternalFieldsCallback embedder_fields_deserializer) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(external_isolate);
   TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.NewContext");
   LOG_API(isolate, Context, New);
   i::HandleScope scope(isolate);
   ExtensionConfiguration no_extensions;
   if (extensions == NULL) extensions = &no_extensions;
   i::Handle<i::Context> env = CreateEnvironment<i::Context>(
       isolate, extensions, global_template, global_object,
-      context_snapshot_index, internal_fields_deserializer);
+      context_snapshot_index, embedder_fields_deserializer);
   if (env.is_null()) {
     if (isolate->has_pending_exception()) isolate->clear_pending_exception();
     return Local<Context>();
   }
   return Utils::ToLocal(scope.CloseAndEscape(env));
 }
 
 Local<Context> v8::Context::New(v8::Isolate* external_isolate,
                                 v8::ExtensionConfiguration* extensions,
                                 v8::MaybeLocal<ObjectTemplate> global_template,
                                 v8::MaybeLocal<Value> global_object) {
   return NewContext(external_isolate, extensions, global_template,
                     global_object, 0, DeserializeInternalFieldsCallback());
 }
 
 MaybeLocal<Context> v8::Context::FromSnapshot(
     v8::Isolate* external_isolate, size_t context_snapshot_index,
-    v8::DeserializeInternalFieldsCallback internal_fields_deserializer,
+    v8::DeserializeInternalFieldsCallback embedder_fields_deserializer,
     v8::ExtensionConfiguration* extensions, MaybeLocal<Value> global_object) {
   size_t index_including_default_context = context_snapshot_index + 1;
   if (!i::Snapshot::HasContextSnapshot(
           reinterpret_cast<i::Isolate*>(external_isolate),
           index_including_default_context)) {
     return MaybeLocal<Context>();
   }
   return NewContext(external_isolate, extensions, MaybeLocal<ObjectTemplate>(),
                     global_object, index_including_default_context,
-                    internal_fields_deserializer);
+                    embedder_fields_deserializer);
 }
 
 MaybeLocal<Object> v8::Context::NewRemoteContext(
     v8::Isolate* external_isolate, v8::Local<ObjectTemplate> global_template,
     v8::MaybeLocal<v8::Value> global_object) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(external_isolate);
   LOG_API(isolate, Context, NewRemoteContext);
   i::HandleScope scope(isolate);
   i::Handle<i::FunctionTemplateInfo> global_constructor =
       EnsureConstructor(isolate, *global_template);
@@ skipping 1100 matching lines @@
   has_pending_exception =
       !ToLocal<Proxy>(i::JSProxy::New(isolate, target, handler), &result);
   RETURN_ON_FAILED_EXECUTION(Proxy);
   RETURN_ESCAPED(result);
 }
 
 Local<String> WasmCompiledModule::GetWasmWireBytes() {
   i::Handle<i::JSObject> obj =
       i::Handle<i::JSObject>::cast(Utils::OpenHandle(this));
   i::Handle<i::WasmCompiledModule> compiled_part =
-      i::handle(i::WasmCompiledModule::cast(obj->GetInternalField(0)));
+      i::handle(i::WasmCompiledModule::cast(obj->GetEmbedderField(0)));
   i::Handle<i::String> wire_bytes(compiled_part->module_bytes());
   return Local<String>::Cast(Utils::ToLocal(wire_bytes));
 }
 
 WasmCompiledModule::SerializedModule WasmCompiledModule::Serialize() {
   i::Handle<i::JSObject> obj =
       i::Handle<i::JSObject>::cast(Utils::OpenHandle(this));
   i::Handle<i::WasmCompiledModule> compiled_part =
-      i::handle(i::WasmCompiledModule::cast(obj->GetInternalField(0)));
+      i::handle(i::WasmCompiledModule::cast(obj->GetEmbedderField(0)));
 
   std::unique_ptr<i::ScriptData> script_data =
       i::WasmCompiledModuleSerializer::SerializeWasmModule(obj->GetIsolate(),
                                                            compiled_part);
   script_data->ReleaseDataOwnership();
 
   size_t size = static_cast<size_t>(script_data->length());
   return {std::unique_ptr<const uint8_t[]>(script_data->data()), size};
 }
 
@@ skipping 2718 matching lines @@
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   callback(info);
 }
 
 
 }  // namespace internal
 }  // namespace v8