RF(XS): 8154939: 8153998 broke vectorization on aarch64

[Vladimir Kozlov]

The fix is general and helps other platforms. I am waiting results of testing (this weekend and yesterday it was interrupted quarterly maintenance). I will push it when I get results.

Thanks,
Vladimir

On 4/25/16 6:45 AM, Roland Westrelin wrote:
> Thank Vladimir and Michael for reviewing this.
>
> FWIW, I'll investigate whether it makes sense for aarch64 to use unroll
> analysis. If it does, then that fix isn't required. It might be nice to
> have anyway. What do you think?
>
> Roland.
>