Integrated: 8273681: Add Vector API vs Arrays.mismatch intrinsic benchmark

[Kartik Ohri]

On Fri, 10 Sep 2021 08:32:02 GMT, Kartik Ohri <github.com+27751938+amCap1712 at openjdk.org> wrote:

> Hi all!
> 
> Please review this PR to add a benchmark comparing the performance of Arrays.mismatch intrinsic in the JDK with that of the Vector API. Kindly refer to this [thread] on panama-dev regarding some initial discussion about this benchmark. I have attached the [results] of the full benchmark run along with the [assembly] output of a shorter run I had done while analysing the results. The benchmarks were run against the latest build of panama-vector available from builds.shipilev.net.
> 
> Also, I have not added the copyright header to this file yet as I am an individual contributor (OCA signed) and do not know what to put there.
> 
> [thread]: https://mail.openjdk.java.net/pipermail/panama-dev/2021-September/014839.html
> [results]: https://github.com/openjdk/jdk/files/7142452/results.csv
> [assembly]:  https://github.com/openjdk/jdk/files/7142362/benchmarks.txt
> 
> Regards,
> Kartik

This pull request has now been integrated.

Changeset: 2f8c2211
Author:    Kartik Ohri <kartikohri13 at gmail.com>
Committer: Paul Sandoz <psandoz at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/2f8c2211c8c7f9661e283c8df914fde5bda197a6
Stats:     229 lines in 1 file changed: 229 ins; 0 del; 0 mod

8273681: Add Vector API vs Arrays.mismatch intrinsic benchmark

Reviewed-by: psandoz

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PR: https://git.openjdk.java.net/jdk/pull/5459