Precompilation: Generate instance calls as IC calls that can switch to Megamoprhic calls.

runtime/vm/isolate.cc

 // Copyright (c) 2013, 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/isolate.h"
 
 #include "include/dart_api.h"
 #include "include/dart_native_api.h"
 #include "platform/assert.h"
 #include "platform/json.h"
@@ skipping 1918 matching lines @@
   ASSERT(user_tag < kUwordMax);
   set_user_tag(user_tag);
   current_tag_ = tag.raw();
 }
 
 
 void Isolate::set_default_tag(const UserTag& tag) {
   default_tag_ = tag.raw();
 }
 
+void Isolate::set_ic_miss_function(const Function& func) {
+  ic_miss_function_ = func.raw();
+}
+
 
 void Isolate::set_deoptimized_code_array(const GrowableObjectArray& value) {
   ASSERT(Thread::Current()->IsMutatorThread());
   deoptimized_code_array_ = value.raw();
 }
 
 
 void Isolate::TrackDeoptimizedCode(const Code& code) {
   ASSERT(!code.IsNull());
   const GrowableObjectArray& deoptimized_code =
@@ skipping 588 matching lines @@
 }
 
 
 RawInstance* IsolateSpawnState::BuildMessage(Thread* thread) {
   return DeserializeObject(thread,
                            serialized_message_, serialized_message_len_);
 }
 
 
 }  // namespace dart