Port object tests to x64.

runtime/vm/object_ia32_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/globals.h"
 #if defined(TARGET_ARCH_IA32)
 
 #include "vm/assembler.h"
 #include "vm/assert.h"
 #include "vm/object.h"
@@ skipping 22 matching lines @@
 // This is used to test Embedded String objects in the instructions.
 void GenerateEmbedStringInCode(Assembler* assembler, const char* str) {
   const String& string_object = String::ZoneHandle(String::New(str));
   __ LoadObject(EAX, string_object);
   __ ret();
 }
 
 
 // Generate a dart code sequence that embeds a smi object in it.
 // This is used to test Embedded Smi objects in the instructions.
-void GenerateEmbedSmiInCode(Assembler* assembler, int value) {
-  const Smi& smi = Smi::Handle(Smi::New(value));
-  Object& smi_object = Object::ZoneHandle(smi.raw());
+void GenerateEmbedSmiInCode(Assembler* assembler, intptr_t value) {
+  const Smi& smi_object = Smi::ZoneHandle(Smi::New(value));
   __ LoadObject(EAX, smi_object);
   __ ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_IA32