Avoid clobering register containing name in CompilerStoreGlobal.

src/ia32/stub-cache-ia32.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 2568 matching lines @@
 
   // Check that the map of the global has not changed.
   __ cmp(FieldOperand(edx, HeapObject::kMapOffset),
          Immediate(Handle<Map>(object->map())));
   __ j(not_equal, &miss, not_taken);
 
 
   // Compute the cell operand to use.
   Operand cell_operand = Operand::Cell(Handle<JSGlobalPropertyCell>(cell));
   if (Serializer::enabled()) {
-    __ mov(ecx, Immediate(Handle<JSGlobalPropertyCell>(cell)));
-    cell_operand = FieldOperand(ecx, JSGlobalPropertyCell::kValueOffset);
+    __ mov(ebx, Immediate(Handle<JSGlobalPropertyCell>(cell)));
+    cell_operand = FieldOperand(ebx, JSGlobalPropertyCell::kValueOffset);
   }
 
   // Check that the value in the cell is not the hole. If it is, this
   // cell could have been deleted and reintroducing the global needs
   // to update the property details in the property dictionary of the
   // global object. We bail out to the runtime system to do that.
   __ cmp(cell_operand, Factory::the_hole_value());
   __ j(equal, &miss);
 
   // Store the value in the cell.
@@ skipping 1115 matching lines @@
 
   return GetCode(flags);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32