Merge experimental/a64 to bleeding_edge.

test/webkit/webkit.status

 # Copyright 2013 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 30 matching lines @@
 ['mode == debug', {
   # Too slow in debug mode.
   'dfg-int-overflow-in-loop': [SKIP],
   'dfg-double-vote-fuzz': [SKIP],
   'reentrant-caching': [SKIP],
   'sort-large-array': [SKIP],
 }],  # 'mode == debug'
 ['simulator', {
   'function-apply-aliased': [SKIP],
 }],  # 'simulator'
+['arch == a64 and simulator_run == True', {
+  'dfg-int-overflow-in-loop': [SKIP],
+}],  # 'arch == a64 and simulator_run == True'
 ]