KeyedLoadIC should have same register spec as LoadIC.

src/x64/lithium-codegen-x64.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/code-stubs.h"
 #include "src/hydrogen-osr.h"
@@ skipping 3268 matching lines @@
     return Operand(elements_pointer_reg,
                    ToRegister(key),
                    scale_factor,
                    offset);
   }
 }
 
 
 void LCodeGen::DoLoadKeyedGeneric(LLoadKeyedGeneric* instr) {
   ASSERT(ToRegister(instr->context()).is(rsi));
-  ASSERT(ToRegister(instr->object()).is(KeyedLoadIC::ReceiverRegister()));
-  ASSERT(ToRegister(instr->key()).is(KeyedLoadIC::NameRegister()));
+  ASSERT(ToRegister(instr->object()).is(LoadIC::ReceiverRegister()));
+  ASSERT(ToRegister(instr->key()).is(LoadIC::NameRegister()));
 
   Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 }
 
 
 void LCodeGen::DoArgumentsElements(LArgumentsElements* instr) {
   Register result = ToRegister(instr->result());
 
   if (instr->hydrogen()->from_inlined()) {
@@ skipping 2542 matching lines @@
   CallRuntime(Runtime::kPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64