Introduce extra IC state to record additional feedback from IC-s.

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 175 matching lines @@
   IC::UtilityId id_;
 };
 
 
 class CallICBase: public IC {
  protected:
   explicit CallICBase(Code::Kind kind) : IC(EXTRA_CALL_FRAME), kind_(kind) {}
 
  public:
   MUST_USE_RESULT MaybeObject* LoadFunction(State state,
+                                            Code::ExtraICState extra_ic_state,
                                             Handle<Object> object,
                                             Handle<String> name);
 
  protected:
   Code::Kind kind_;
 
   // Update the inline cache and the global stub cache based on the
   // lookup result.
   void UpdateCaches(LookupResult* lookup,
                     State state,
+                    Code::ExtraICState extra_ic_state,
                     Handle<Object> object,
                     Handle<String> name);
 
   // Returns a JSFunction if the object can be called as a function,
   // and patches the stack to be ready for the call.
   // Otherwise, it returns the undefined value.
   Object* TryCallAsFunction(Object* object);
 
   void ReceiverToObject(Handle<Object> object);
 
   static void Clear(Address address, Code* target);
   friend class IC;
 };
 
 
 class CallIC: public CallICBase {
  public:
   CallIC() : CallICBase(Code::CALL_IC) { ASSERT(target()->is_call_stub()); }
 
   // Code generator routines.
   static void GenerateInitialize(MacroAssembler* masm, int argc) {
-    GenerateMiss(masm, argc);
+    GenerateMiss(masm, Code::kNoExtraICState, argc);
   }
-  static void GenerateMiss(MacroAssembler* masm, int argc);
+  static void GenerateMiss(MacroAssembler* masm,
+                           Code::ExtraICState extra_ic_state,
+                           int argc);
   static void GenerateMegamorphic(MacroAssembler* masm, int argc);
   static void GenerateNormal(MacroAssembler* masm, int argc);
 };
 
 
 class KeyedCallIC: public CallICBase {
  public:
   KeyedCallIC() : CallICBase(Code::KEYED_CALL_IC) {
     ASSERT(target()->is_keyed_call_stub());
   }
@@ skipping 351 matching lines @@
 
   Token::Value op_;
 };
 
 // Helper for TRBinaryOpIC and CompareIC.
 void PatchInlinedSmiCode(Address address);
 
 } }  // namespace v8::internal
 
 #endif  // V8_IC_H_