put js accessor ics behind a flags until fixed

src/ic.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1342 matching lines @@
             name, receiver, holder, info);
       } else if (callback->IsAccessorPair()) {
         Handle<Object> getter(Handle<AccessorPair>::cast(callback)->getter(),
                               isolate());
         if (!getter->IsJSFunction()) break;
         if (holder->IsGlobalObject()) break;
         if (!holder->HasFastProperties()) break;
         Handle<JSFunction> function = Handle<JSFunction>::cast(getter);
         CallOptimization call_optimization(function);
         if (call_optimization.is_simple_api_call() &&
-            call_optimization.IsCompatibleReceiver(*receiver)) {
+            call_optimization.IsCompatibleReceiver(*receiver) &&
+            FLAG_js_accessor_ics) {
           return isolate()->stub_cache()->ComputeLoadCallback(
               name, receiver, holder, call_optimization);
         }
         return isolate()->stub_cache()->ComputeLoadViaGetter(
             name, receiver, holder, function);
       } else if (receiver->IsJSArray() &&
           name->Equals(isolate()->heap()->length_string())) {
         PropertyIndex lengthIndex =
           PropertyIndex::NewHeaderIndex(JSArray::kLengthOffset / kPointerSize);
         return isolate()->stub_cache()->ComputeLoadField(
@@ skipping 187 matching lines @@
       } else if (callback_object->IsAccessorPair()) {
         Handle<Object> getter(
             Handle<AccessorPair>::cast(callback_object)->getter(),
             isolate());
         if (!getter->IsJSFunction()) break;
         if (holder->IsGlobalObject()) break;
         if (!holder->HasFastProperties()) break;
         Handle<JSFunction> function = Handle<JSFunction>::cast(getter);
         CallOptimization call_optimization(function);
         if (call_optimization.is_simple_api_call() &&
-            call_optimization.IsCompatibleReceiver(*receiver)) {
+            call_optimization.IsCompatibleReceiver(*receiver) &&
+            FLAG_js_accessor_ics) {
           return isolate()->stub_cache()->ComputeKeyedLoadCallback(
               name, receiver, holder, call_optimization);
         }
       }
       break;
     }
     case INTERCEPTOR:
       ASSERT(HasInterceptorGetter(lookup->holder()));
       return isolate()->stub_cache()->ComputeKeyedLoadInterceptor(
           name, receiver, holder);
@@ skipping 245 matching lines @@
             name, receiver, holder, info, strict_mode);
       } else if (callback->IsAccessorPair()) {
         Handle<Object> setter(
             Handle<AccessorPair>::cast(callback)->setter(), isolate());
         if (!setter->IsJSFunction()) break;
         if (holder->IsGlobalObject()) break;
         if (!holder->HasFastProperties()) break;
         Handle<JSFunction> function = Handle<JSFunction>::cast(setter);
         CallOptimization call_optimization(function);
         if (call_optimization.is_simple_api_call() &&
-            call_optimization.IsCompatibleReceiver(*receiver)) {
+            call_optimization.IsCompatibleReceiver(*receiver) &&
+            FLAG_js_accessor_ics) {
           return isolate()->stub_cache()->ComputeStoreCallback(
               name, receiver, holder, call_optimization, strict_mode);
         }
         return isolate()->stub_cache()->ComputeStoreViaSetter(
             name, receiver, holder, Handle<JSFunction>::cast(setter),
             strict_mode);
       }
       // TODO(dcarney): Handle correctly.
       if (callback->IsDeclaredAccessorInfo()) break;
       ASSERT(callback->IsForeign());
@@ skipping 1288 matching lines @@
 #undef ADDR
 };
 
 
 Address IC::AddressFromUtilityId(IC::UtilityId id) {
   return IC_utilities[id];
 }
 
 
 } }  // namespace v8::internal