Fix vm code base so that it can be built for --arch=simarm (no snapshot yet).

runtime/vm/assembler_x64.h

Index: runtime/vm/assembler_x64.h
===================================================================
--- runtime/vm/assembler_x64.h	(revision 17110)
+++ runtime/vm/assembler_x64.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// Copyright (c) 2013, 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.
 
@@ -31,9 +31,7 @@
 
  private:
   const int64_t value_;
-
-  // TODO(5411081): Add DISALLOW_COPY_AND_ASSIGN(Immediate) once the mac
-  // build issue is resolved.
+  DISALLOW_ALLOCATION();
 };
 
 
@@ -134,9 +132,7 @@
 
 
   friend class Assembler;
-
-  // TODO(5411081): Add DISALLOW_COPY_AND_ASSIGN(Operand) once the mac
-  // build issue is resolved.
+  DISALLOW_ALLOCATION();
 };
 
 
@@ -188,9 +184,7 @@
 
  private:
   Address() {}
-
-  // TODO(5411081): Add DISALLOW_COPY_AND_ASSIGN(Address) once the mac
-  // build issue is resolved.
+  DISALLOW_ALLOCATION();
 };
 
 
@@ -656,7 +650,7 @@
 
   static const char* RegisterName(Register reg);
 
-  static const char* XmmRegisterName(XmmRegister reg);
+  static const char* FpuRegisterName(FpuRegister reg);
 
  private:
   AssemblerBuffer buffer_;