X64: Enable inline caching for calls, with some stubs stubbed out.

src/ic.cc

 // 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 347 matching lines @@
 
   if (!lookup.IsValid()) {
     // If the object does not have the requested property, check which
     // exception we need to throw.
     if (is_contextual()) {
       return ReferenceError("not_defined", name);
     }
     return TypeError("undefined_method", object, name);
   }
 
-  // TODO(X64): Enable inline cache for calls.
-#ifndef V8_TARGET_ARCH_X64
   // Lookup is valid: Update inline cache and stub cache.
   if (FLAG_use_ic && lookup.IsLoaded()) {
     UpdateCaches(&lookup, state, object, name);
   }
-#endif
 
   // Get the property.
   PropertyAttributes attr;
   Object* result = object->GetProperty(*object, &lookup, *name, &attr);
   if (result->IsFailure()) return result;
   if (lookup.type() == INTERCEPTOR) {
     // If the object does not have the requested property, check which
     // exception we need to throw.
     if (attr == ABSENT) {
       if (is_contextual()) {
@@ skipping 860 matching lines @@
   }
   return *function;
 }
 
 
 void CallIC::GenerateInitialize(MacroAssembler* masm, int argc) {
   Generate(masm, argc, ExternalReference(IC_Utility(kCallIC_Miss)));
 }
 
 
-void CallIC::GeneratePreMonomorphic(MacroAssembler* masm, int argc) {
-  Generate(masm, argc, ExternalReference(IC_Utility(kCallIC_Miss)));
-}
-
-
 void CallIC::GenerateMiss(MacroAssembler* masm, int argc) {
   Generate(masm, argc, ExternalReference(IC_Utility(kCallIC_Miss)));
 }
 
 
 // Used from ic_<arch>.cc.
 Object* LoadIC_Miss(Arguments args) {
   NoHandleAllocation na;
   ASSERT(args.length() == 2);
   LoadIC ic;
@@ skipping 115 matching lines @@
 #undef ADDR
 };
 
 
 Address IC::AddressFromUtilityId(IC::UtilityId id) {
   return IC_utilities[id];
 }
 
 
 } }  // namespace v8::internal