AArch64 fixes

[Doug Simon]

> On 22 Nov 2016, at 15:40, Andrew Haley <aph at redhat.com> wrote:
> 
> I have many fixes to the AArch64 port, some big, most small.
> 
> I am looking for the best way to contribute them.  I do not want to
> spend a great deal of time creating bug reports for all of them.  I
> was wondering if it might be a good idea to create a couple of reports
> for the big-ticket items, and then an "AArch64 miscellany" report for
> the little ones.

You can directly create pull requests instead of opening issues if you already have the fixes. The granularity is up to you keeping in mind that isolating complex/risky changes in a separate PR makes reviewing easier as well as identifying gate breakage they may cause.

-Doug