Disable inline caching on X64 separately for loads, stores, and calls, while ...

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 31 matching lines @@
   ICU(StoreIC_Miss)                \
   ICU(SharedStoreIC_ExtendStorage) \
   ICU(KeyedStoreIC_Miss)           \
   /* Utilities for IC stubs. */    \
   ICU(LoadCallbackProperty)        \
   ICU(StoreCallbackProperty)       \
   ICU(LoadInterceptorProperty)     \
   ICU(StoreInterceptorProperty)
 
 //
-// IC is the base class for LoadIC, StoreIC and CallIC.
+// IC is the base class for LoadIC, StoreIC, CallIC, KeyedLoadIC,
+// and KeyedStoreIC.
 //
 class IC {
  public:
 
   // The ids for utility called from the generated code.
   enum UtilityId {
   #define CONST_NAME(name) k##name,
     IC_UTIL_LIST(CONST_NAME)
   #undef CONST_NAME
     kUtilityCount
@@ skipping 149 matching lines @@
   static void GenerateMiss(MacroAssembler* masm);
   static void GenerateMegamorphic(MacroAssembler* masm);
   static void GenerateNormal(MacroAssembler* masm);
 
   // Specialized code generator routines.
   static void GenerateArrayLength(MacroAssembler* masm);
   static void GenerateStringLength(MacroAssembler* masm);
   static void GenerateFunctionPrototype(MacroAssembler* masm);
 
   // The offset from the inlined patch site to the start of the
-  // inlined load instruction.  It is 7 bytes (test eax, imm) plus
-  // 6 bytes (jne slow_label).
+  // inlined load instruction.  It is architecture-dependent, and not
+  // used on ARM.
   static const int kOffsetToLoadInstruction;
 
  private:
   static void Generate(MacroAssembler* masm, const ExternalReference& f);
 
   // Update the inline cache and the global stub cache based on the
   // lookup result.
   void UpdateCaches(LookupResult* lookup,
                     State state,
                     Handle<Object> object,
@@ skipping 155 matching lines @@
   // version of keyed store.
   static bool PatchInlinedStore(Address address, Object* map);
 
   friend class IC;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_IC_H_