Add Encoder

BUILD.gn

@@ -4314,6 +4314,7 @@ v8_source_set("v8_base_without_compiler") {
     "src/builtins/builtins-internal.cc",
     "src/builtins/builtins-intl.cc",
     "src/builtins/builtins-json.cc",
+    "src/builtins/builtins-encoder.cc",
     "src/builtins/builtins-number.cc",
     "src/builtins/builtins-object.cc",
     "src/builtins/builtins-reflect.cc",

src/builtins/builtins-encoder.cc

+
+#include <stdio.h>
+#include "src/builtins/builtins.h"
+#include "src/builtins/builtins-utils-inl.h"
+
+
+namespace v8 {
+namespace internal {
+
+BUILTIN(Encode) {
+    HandleScope scope(isolate);
+
+    printf("Encoding...\n");
+
+    return *isolate->factory()->ToBoolean(true);
+}
+
+} // internal
+} // v8

src/init/bootstrapper.cc

@@ -2786,6 +2786,15 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
     InstallToStringTag(isolate_, json_object, "JSON");
   }
 
+  {
+    Handle<JSObject> encoder =
+        factory->NewJSObject(isolate_->object_function(), AllocationType::kOld);
+    JSObject::AddProperty(isolate_, global, "ENCODER", encoder, DONT_ENUM);
+    SimpleInstallFunction(isolate_, encoder, "encode",
+                          Builtin::kEncode, 0, true);
+    InstallToStringTag(isolate_, encoder, "ENCODER");
+  }
+
   {  // -- M a t h
     Handle<JSObject> math =
         factory->NewJSObject(isolate_->object_function(), AllocationType::kOld);