[10] RFR(S): JDK-8184943: AARCH64: Intrinsify hasNegatives

Andrew Haley aph at redhat.com
Fri Jul 21 08:26:16 UTC 2017

On 20/07/17 19:27, Dmitrij Pochepko wrote:
> Probably best way would be to merge large data loads from my patch and 
> Stuart's lightning-fast small arrays handling.


> I'll be happy to merge these ideas in one intrinsic that works fastest 
> on small and large arrays if Stuart does not mind. I could use some help 
> testing the final solution on some of the HW we don't have. I don't mind 
> if Stuart want to merge it, then we'll help him with testing on h/w he 
> doesn't have.

Have fun!  The performance to care about is small strings (< 31 bytes) and,
less commonly, very long ones.  Super-fast handling of small strings is
very important.

Andrew Haley
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
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