Migrate Object constructor to C++

src/bootstrapper.cc

 // Copyright 2014 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/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/api-natives.h"
 #include "src/base/ieee754.h"
 #include "src/code-stubs.h"
@@ skipping 1199 matching lines @@
   Isolate* isolate = global_object->GetIsolate();
   Factory* factory = isolate->factory();
 
   native_context()->set_osr_code_table(*factory->empty_fixed_array());
 
   Handle<ScriptContextTable> script_context_table =
       factory->NewScriptContextTable();
   native_context()->set_script_context_table(*script_context_table);
   InstallGlobalThisBinding();
 
+  Handle<JSObject> global(native_context()->global_object());
+
   {  // --- O b j e c t ---
-    Handle<String> object_name = factory->Object_string();
-    Handle<JSFunction> object_function = isolate->object_function();
-    JSObject::AddProperty(global_object, object_name, object_function,
-                          DONT_ENUM);
+    Handle<JSFunction> object_function =
+        InstallFunction(global, factory->Object_string(), JS_OBJECT_TYPE,
+                        JSObject::kHeaderSize,
+                        isolate->initial_object_prototype(),
+                        Builtins::kObjectConstructor, DONT_ENUM);
+    object_function->shared()->DontAdaptArguments();
+    object_function->shared()->SetConstructStub(
+        *isolate->builtins()->ObjectConstructor_ConstructStub());
+    object_function->shared()->set_length(1);
+    InstallWithIntrinsicDefaultProto(isolate, object_function,
+                                     Context::OBJECT_FUNCTION_INDEX);
 
     SimpleInstallFunction(object_function, factory->assign_string(),
                           Builtins::kObjectAssign, 2, false);
     SimpleInstallFunction(object_function, "getOwnPropertyDescriptor",
                           Builtins::kObjectGetOwnPropertyDescriptor, 2, false);
     SimpleInstallFunction(object_function,
                           factory->getOwnPropertyDescriptors_string(),
                           Builtins::kObjectGetOwnPropertyDescriptors, 1, false);
     SimpleInstallFunction(object_function, "getOwnPropertyNames",
                           Builtins::kObjectGetOwnPropertyNames, 1, false);
@@ skipping 60 matching lines @@
                           "__defineSetter__", Builtins::kObjectDefineSetter, 2,
                           true);
     SimpleInstallFunction(isolate->initial_object_prototype(), "hasOwnProperty",
                           Builtins::kObjectHasOwnProperty, 1, true);
     SimpleInstallFunction(isolate->initial_object_prototype(),
                           "__lookupGetter__", Builtins::kObjectLookupGetter, 1,
                           true);
     SimpleInstallFunction(isolate->initial_object_prototype(),
                           "__lookupSetter__", Builtins::kObjectLookupSetter, 1,
                           true);
+    JSObject::AddProperty(isolate->initial_object_prototype(),
+                          factory->constructor_string(), object_function,
+                          DONT_ENUM);
     SimpleInstallFunction(
         isolate->initial_object_prototype(), "propertyIsEnumerable",
         Builtins::kObjectPrototypePropertyIsEnumerable, 1, false);
     Handle<JSFunction> object_value_of = SimpleInstallFunction(
         isolate->initial_object_prototype(), "valueOf",
         Builtins::kObjectPrototypeValueOf, 0, true);
     native_context()->set_object_value_of(*object_value_of);
 
     SimpleInstallGetterSetter(isolate->initial_object_prototype(),
                               factory->proto_string(),
                               Builtins::kObjectPrototypeGetProto,
                               Builtins::kObjectPrototypeSetProto, DONT_ENUM);
   }
 
-  Handle<JSObject> global(native_context()->global_object());
-
   {  // --- F u n c t i o n ---
     Handle<JSFunction> prototype = empty_function;
     Handle<JSFunction> function_fun =
         InstallFunction(global, "Function", JS_FUNCTION_TYPE, JSFunction::kSize,
                         prototype, Builtins::kFunctionConstructor);
     function_fun->set_prototype_or_initial_map(
         *sloppy_function_map_writable_prototype_);
     function_fun->shared()->DontAdaptArguments();
     function_fun->shared()->SetConstructStub(
         *isolate->builtins()->FunctionConstructor());
@@ skipping 3775 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8