Reapply keyed load cache probing in generated code. I introduced a...

src/ic.h

 // Copyright 2006-2009 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 15 matching lines @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #ifndef V8_IC_H_
 #define V8_IC_H_
 
 #include "assembler.h"
 
 namespace v8 {
 namespace internal {
 
+// Flag indicating whether an IC stub needs to check that a backing
+// store is in dictionary case.
+enum DictionaryCheck { CHECK_DICTIONARY, DICTIONARY_CHECK_DONE };
+
+
 // IC_UTIL_LIST defines all utility functions called from generated
 // inline caching code. The argument for the macro, ICU, is the function name.
 #define IC_UTIL_LIST(ICU)                             \
   ICU(LoadIC_Miss)                                    \
   ICU(KeyedLoadIC_Miss)                               \
   ICU(CallIC_Miss)                                    \
   ICU(StoreIC_Miss)                                   \
   ICU(SharedStoreIC_ExtendStorage)                    \
   ICU(KeyedStoreIC_Miss)                              \
   /* Utilities for IC stubs. */                       \
@@ skipping 365 matching lines @@
   // The map is the new map that the inlined code should check against.
   static bool PatchInlinedStore(Address address, Object* map);
 
   friend class IC;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_IC_H_