am cba6b1fc: Merge "ART: Enable some ARM64 optimizations."
am cba6b1fc: Merge "ART: Enable some ARM64 optimizations."

* commit 'cba6b1fc88fd54c35211fd49a7a7501cfcdaa170':
  ART: Enable some ARM64 optimizations.

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst