Optimize stores to Uint8List.

runtime/vm/intermediate_language.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/intermediate_language.h"
 
 #include "vm/bit_vector.h"
 #include "vm/dart_entry.h"
 #include "vm/flow_graph_allocator.h"
 #include "vm/flow_graph_builder.h"
@@ skipping 1172 matching lines @@
   return AbstractType::null();
 }
 
 
 Representation StoreIndexedInstr::RequiredInputRepresentation(
     intptr_t idx) const {
   if ((idx == 0) || (idx == 1)) return kTagged;
   ASSERT(idx == 2);
   switch (class_id_) {
     case kArrayCid:
+    case kUint8ArrayCid:
       return kTagged;
     case kFloat32ArrayCid :
     case kFloat64ArrayCid :
       return kUnboxedDouble;
     default:
       UNIMPLEMENTED();
       return kTagged;
   }
 }
 
@@ skipping 1752 matching lines @@
     default:
       UNREACHABLE();
       return -1;
   }
 }
 
 
 #undef __
 
 }  // namespace dart