[api] Add v8::Object::SetAlignedPointerInInternalFields

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 553cf485d46090491ce302cbc4210856188fe3ca..203a6911f47736ba8bb8dfe965b670e389485200 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -5548,8 +5548,7 @@ void* v8::Object::SlowGetAlignedPointerFromInternalField(int index) {
       i::Handle<i::JSObject>::cast(obj)->GetInternalField(index), location);
 }
 
-
-void v8::Object::SetAlignedPointerInInternalField(int index, void* value) {
+void v8::Object::SlowSetAlignedPointerInInternalField(int index, void* value) {
   i::Handle<i::JSReceiver> obj = Utils::OpenHandle(this);
   const char* location = "v8::Object::SetAlignedPointerInInternalField()";
   if (!InternalFieldOK(obj, index, location)) return;
@@ -5558,6 +5557,24 @@ void v8::Object::SetAlignedPointerInInternalField(int index, void* value) {
   DCHECK_EQ(value, GetAlignedPointerFromInternalField(index));
 }
 
+void v8::Object::SlowSetAlignedPointerInInternalFields(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();
+  for (int i = 0; i < argc; i++) {
+    int index = indices[i];
+    if (!Utils::ApiCheck(index < nof_internal_fields, location,
+                         "Internal field out of bounds")) {
+      return;
+    }
+    void* value = values[i];
+    object->SetInternalField(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...