621 bool IC::IsTransitionOfMonomorphicTarget(Map* source_map, Map* target_map) {  in IsTransitionOfMonomorphicTarget()  argument
622   if (source_map == nullptr) return true;  in IsTransitionOfMonomorphicTarget()
624   if (source_map->is_abandoned_prototype_map()) return false;  in IsTransitionOfMonomorphicTarget()
627       source_map->elements_kind(), target_elements_kind);  in IsTransitionOfMonomorphicTarget()
633         source_map->FindElementsKindTransitionedMap(isolate(), map_list);  in IsTransitionOfMonomorphicTarget()
2477   Handle<Map> source_map(source->map(), isolate);  in FastCloneObjectMap()  local
2478   SLOW_DCHECK(source->IsNullOrUndefined() || CanFastCloneObject(source_map));  in FastCloneObjectMap()
2485   if (source_map->IsJSObjectMap() && source_map->GetInObjectProperties() !=  in FastCloneObjectMap()
2487     int inobject_properties = source_map->GetInObjectProperties();  in FastCloneObjectMap()
2490     int unused = source_map->UnusedInObjectProperties();  in FastCloneObjectMap()
2503   if (source->IsNullOrUndefined() || !source_map->NumberOfOwnDescriptors()) {  in FastCloneObjectMap()
2511   Handle<DescriptorArray> source_descriptors(source_map->instance_descriptors(),  in FastCloneObjectMap()
2513   int size = source_map->NumberOfOwnDescriptors();  in FastCloneObjectMap()
2520   map->CopyUnusedPropertyFieldsAdjustedForInstanceSize(*source_map);  in FastCloneObjectMap()
2524       source_map->may_have_interesting_symbols());  in FastCloneObjectMap()
2563   Handle<Map> source_map(source->map(), isolate);  in RUNTIME_FUNCTION()  local
2565   if (!CanFastCloneObject(source_map) || nexus.IsMegamorphic()) {  in RUNTIME_FUNCTION()
2573   nexus.ConfigureCloneObject(source_map, result_map);  in RUNTIME_FUNCTION()