testing optimization for Cortex-A15 since Krait more a15 than a9 as per @mr francisofranco

Change-Id: I332fc6e59ad60137cb8f9541a3dbe53ab6756ff3
testing my own values to meake it booom!

Change-Id: I3212aed211c6bf969bfb6c6b9dd3d85eb5ea206d