[ic] Extract load IC proto array handlers handling to a separate stub.

src/ia32/interface-descriptors-ia32.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.
 
 #if V8_TARGET_ARCH_IA32
 
 #include "src/interface-descriptors.h"
 
 namespace v8 {
 namespace internal {
@@ skipping 13 matching lines @@
   return edi;
 }
 const Register FastNewFunctionContextDescriptor::SlotsRegister() { return eax; }
 
 const Register LoadDescriptor::ReceiverRegister() { return edx; }
 const Register LoadDescriptor::NameRegister() { return ecx; }
 const Register LoadDescriptor::SlotRegister() { return eax; }
 
 const Register LoadWithVectorDescriptor::VectorRegister() { return ebx; }
 
+const Register LoadICProtoArrayDescriptor::HandlerRegister() { return edi; }
 
 const Register StoreDescriptor::ReceiverRegister() { return edx; }
 const Register StoreDescriptor::NameRegister() { return ecx; }
 const Register StoreDescriptor::ValueRegister() { return eax; }
 const Register StoreDescriptor::SlotRegister() { return edi; }
 
 const Register StoreWithVectorDescriptor::VectorRegister() { return ebx; }
 
 const Register StoreTransitionDescriptor::SlotRegister() { return no_reg; }
 const Register StoreTransitionDescriptor::VectorRegister() { return ebx; }
@@ skipping 369 matching lines @@
       ebx,  // the JSGeneratorObject to resume
       edx   // the resume mode (tagged)
   };
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_IA32