Recognize _TypedListBase._cid native. Use Lists.copy instead of native _setRange if list is small. …

runtime/vm/flow_graph_builder.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/flow_graph_builder.h"
 
 #include "lib/invocation_mirror.h"
 #include "vm/ast_printer.h"
 #include "vm/bit_vector.h"
 #include "vm/class_finalizer.h"
@@ skipping 2999 matching lines @@
             (kind != MethodRecognizer::kGrowableArrayLength);
         LoadFieldInstr* load = new LoadFieldInstr(
             receiver,
             OffsetForLengthGetter(kind),
             Type::ZoneHandle(Type::SmiType()),
             is_immutable);
         load->set_result_cid(kSmiCid);
         load->set_recognized_kind(kind);
         return ReturnDefinition(load);
       }
-      case MethodRecognizer::kObjectCid: {
+      case MethodRecognizer::kObjectCid:
+      case MethodRecognizer::kTypedListBaseCid: {
         Value* receiver = Bind(BuildLoadThisVar(node->scope()));
         LoadClassIdInstr* load = new LoadClassIdInstr(receiver);
         return ReturnDefinition(load);
       }
       case MethodRecognizer::kGrowableArrayCapacity: {
         Value* receiver = Bind(BuildLoadThisVar(node->scope()));
         LoadFieldInstr* data_load = new LoadFieldInstr(
             receiver,
             Array::data_offset(),
             Type::ZoneHandle(Type::DynamicType()));
@@ skipping 871 matching lines @@
                                   LanguageError::kError,
                                   Heap::kNew,
                                   "FlowGraphBuilder Bailout: %s %s",
                                   String::Handle(function.name()).ToCString(),
                                   reason));
   Isolate::Current()->long_jump_base()->Jump(1, error);
 }
 
 
 }  // namespace dart