Use the same registers for StoreIC and KeyedStoreIC.

src/code-stubs.cc

 // Copyright 2012 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"
 
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
 #include "src/cpu-profiler.h"
 #include "src/factory.h"
@@ skipping 626 matching lines @@
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { KeyedStoreIC::ReceiverRegister(),
                            KeyedStoreIC::NameRegister(),
                            KeyedStoreIC::ValueRegister() };
   descriptor->Initialize(
       ARRAY_SIZE(registers), registers,
       FUNCTION_ADDR(KeyedStoreIC_MissFromStubFailure));
 }
 
 
+void ElementsTransitionAndStoreStub::InitializeInterfaceDescriptor(
+    CodeStubInterfaceDescriptor* descriptor) {
+  Register registers[] = { ValueRegister(),
+                           MapRegister(),
+                           KeyRegister(),
+                           ObjectRegister() };
+  descriptor->Initialize(ARRAY_SIZE(registers), registers,
+                         FUNCTION_ADDR(ElementsTransitionAndStoreIC_Miss));
+}
+
+
 void StoreGlobalStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { StoreIC::ReceiverRegister(),
                            StoreIC::NameRegister(),
                            StoreIC::ValueRegister() };
   descriptor->Initialize(ARRAY_SIZE(registers), registers,
                          FUNCTION_ADDR(StoreIC_MissFromStubFailure));
 }
 
 
@@ skipping 304 matching lines @@
   InstallDescriptor(isolate, &stub3);
 }
 
 InternalArrayConstructorStub::InternalArrayConstructorStub(
     Isolate* isolate) : PlatformCodeStub(isolate) {
   InternalArrayConstructorStubBase::GenerateStubsAheadOfTime(isolate);
 }
 
 
 } }  // namespace v8::internal