RFR: 8349452: Fix performance regression for Arrays.fill() with AVX512 [v11]

Tue Jan 6 08:40:41 UTC 2026

On Mon, 5 Jan 2026 18:45:03 GMT, Srinivas Vamsi Parasa <sparasa at openjdk.org> wrote:

>> Srinivas Vamsi Parasa has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   cleanup code related to labels
>
> Hi Emanuel (@eme64),
> 
> Could you please run testing on this PR?
> 
> Thanks,
> Vamsi

@vamsi-parasa Thanks for the ping!
First I have a question: in the pr description, I can see cases with improvements and regressions (e.g. for 120 and 128). Can you explain a bit more, and maybe add an additional column that gives us a speedup number?

-------------

PR Comment: https://git.openjdk.org/jdk/pull/28442#issuecomment-3713704743