RFR(XS): 8193518: C2: Vector registers sometimes corrupted at safepoint

[Vladimir Kozlov]

Got it. Thanks.

Tobias, please, sponsor it (test and push).

Vladimir

On 12/14/17 8:33 AM, Roland Westrelin wrote:
> 
>> Nice find. Looks good. Why you changed type to uint?
> 
> Thanks for the review.
> 
> gcc complains that the new comparison I added in superword.cpp is signed
> vs unsigned and it seems natural that _max_vector_size be unsigned.
> 
> Roland.
>