RFR: Implement better address lowering for AArch64

[Andrew Dinn]

Hi Doug,

Thanks for your feedback.

On 03/04/17 13:30, Doug Simon wrote:
> Thanks for the PR. Obviously we're relying 100% of you/RedHat to test
> these changes as we don't have any AArch64 hardware in our gates. We
> will review the PR over the next few days.

Sure, no problem. I am assuming that Andrew Haley is going to be one of
those who review these changes.

> Unfortunately, the Travis based gating we do for github PRs is
> currently broken pending Travis updating the OpenJDK package to
> 8u121[1]

I have no idea what (or who? :-) Travis is but I'll be happy to create a
new PR rebased to a later master if that becomes necessary.

regards,


Andrew Dinn
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