Merge "Improve debugging in art/compiler/optimizing/common_arm64.h." am: 7e168f6 am: 21cf5b6
am: ddb0d7f

* commit 'ddb0d7f4b14d255215c090e41facf3807a097e90':
  Improve debugging in art/compiler/optimizing/common_arm64.h.

Change-Id: If09a9d9f6ecaa97f0d35b24ae4932ba2415e304c