External Array renaming and boilerplate scrapping

src/hydrogen-uint32-analysis.cc

 // Copyright 2013 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 36 matching lines @@
            HChange::cast(use)->to().IsSmi() ||
            HChange::cast(use)->to().IsTagged());
     return true;
   } else if (use->IsStoreKeyed()) {
     HStoreKeyed* store = HStoreKeyed::cast(use);
     if (store->is_external()) {
       // Storing a value into an external integer array is a bit level
       // operation.
       if (store->value() == val) {
         // Clamping or a conversion to double should have beed inserted.
-        ASSERT(store->elements_kind() != EXTERNAL_PIXEL_ELEMENTS);
-        ASSERT(store->elements_kind() != EXTERNAL_FLOAT_ELEMENTS);
-        ASSERT(store->elements_kind() != EXTERNAL_DOUBLE_ELEMENTS);
+        ASSERT(store->elements_kind() != EXTERNAL_UINT8_CLAMPED_ELEMENTS);
+        ASSERT(store->elements_kind() != EXTERNAL_FLOAT32_ELEMENTS);
+        ASSERT(store->elements_kind() != EXTERNAL_FLOAT64_ELEMENTS);
         return true;
       }
     }
   }
 
   return false;
 }
 
 
 // Iterate over all uses and verify that they are uint32 safe: either don't
@@ skipping 157 matching lines @@
 
   // Some phis might have been optimistically marked with kUint32 flag.
   // Remove this flag from those phis that are unsafe and propagate
   // this information transitively potentially clearing kUint32 flag
   // from some non-phi operations that are used as operands to unsafe phis.
   UnmarkUnsafePhis();
 }
 
 
 } }  // namespace v8::internal