Switch code generation on ARM from softfp ABI to hardfp ABI.

runtime/vm/runtime_entry_test.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/runtime_entry.h"
 
 #include "vm/object.h"
 #include "vm/symbols.h"
 #include "vm/verifier.h"
 
@@ skipping 31 matching lines @@
   // Ignoring overflow in the calculation below.
   intptr_t result = left.Value() - right.Value();
   arguments.SetReturn(Smi::Handle(Smi::New(result)));
 }
 
 
 // A leaf runtime call for test purposes.
 // arg0: a smi.
 // arg1: a smi.
 // returns a smi representing arg0 + arg1.
-DEFINE_LEAF_RUNTIME_ENTRY(RawObject*, TestLeafSmiAdd,
+DEFINE_LEAF_RUNTIME_ENTRY(RawObject*, TestLeafSmiAdd, 2,
                           RawObject* arg0, RawObject* arg1) {
   // Ignoring overflow in the calculation below and using the internal
   // representation of Smi directly without using any handlized code.
   intptr_t result = reinterpret_cast<intptr_t>(arg0) +
       reinterpret_cast<intptr_t>(arg1);
   return reinterpret_cast<RawObject*>(result);
 }
 END_LEAF_RUNTIME_ENTRY
 
 }  // namespace dart