RFR: 8312425: [vectorapi] AArch64: Optimize vector math operations with SLEEF [v4]

[Hamlin Li]

On Thu, 28 Mar 2024 18:41:03 GMT, Paul Sandoz <psandoz at openjdk.org> wrote:

>> Hamlin Li has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   fix jni includes
>
> Hamlin, thank you for working on this. I think integrating a sub-set of SLEEF is valuable (not all of it makes sense e.g., DFT part). My recommendation would be to focus on a PR that integrates the required source, rather than taking steps towards that.
> 
> AFAICT from browsing prior comments "integrate the source" appears to be the generally preferred solution, but there is some understandable hesitancy about legal aspects. IIUC from what you say this is a technically feasible and maintainable solution. As said here:
> 
>> We (Oracle Java Platform Group) can handle the required "paperwork 
> https://github.com/openjdk/jdk/pull/16234#issuecomment-1823335443

> Thanks @PaulSandoz for your comment and suggestion.
> 
> I will work on the solution which integrates the source of sleef into jdk.

I've created a new pr at https://github.com/openjdk/jdk/pull/18605 which is to integrate the sleef source into jdk so to avoid depending on external sleef at build or run time.

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PR Comment: https://git.openjdk.org/jdk/pull/18294#issuecomment-2034832611