Re: [Valgrind-developers] Request to contribute on SSE4a support

[Pol M. S. <pol...@gm...>]

I have attached the patch in: https://bugs.kde.org/show_bug.cgi?id=486398
If someone can review/submit the patch, they can freely do so!

Missatge de Pol Marcet Sardà <pol...@gm...> del dia dv., 31 de
gen. 2025 a les 23:54:

> Hello,
>
> I'd need some assistance on how to submit a patch to the sourceware repo,
> at the moment I have a patch cleaned up with all instructions implemented.
> I am unfamiliar with the process (I am used to the PR mechanisms of
> bitbucket/gitlab/github)
>
> Sorry for writing a similar message to both the mailing list and the IRC
>
> Best regards,
>
> Pol Marcet Sardà
>
> Missatge de Pol Marcet Sardà <pol...@gm...> del dia ds., 25
> de gen. 2025 a les 18:14:
>
>> Hi,
>>
>> in an application I develop, compilers tend to emit from time to time
>> SSE4a instructions as I target AMD CPUs. I filed a bug (486398) a while
>> ago, but given that I faced this same issue recently, I guessed that there
>> simply hadn't been bandwidth for a more than a decade old niche set of
>> instructions.
>>
>> Given that I still need them, and that there are only 4 instructions, I
>> have already added support for the INSERTQ and EXTRQ into VEX, and I intend
>> to finish the job by implementing MOVNTSD & MOVNTSS.
>>
>> Looking at the documentation, it seems to assume that you need to have
>> write access into the repo to publish code, so I'd like to request some
>> assistance regarding the logistics of submitting a patch (or, if possible,
>> creating a pull request).
>>
>> The documentation also mentions that I should use clang-format, but after
>> applying the formatting all the code changed, making a diff completely
>> unreadable. May I know if this is expected? Maybe VEX has been touched on
>> less, and hasn't had its formatting updated yet? Did I configure something
>> wrong?
>>
>> I'm certain that I'll have gotten some subtleties of Valgrind wrong, so
>> once I do submit a patch, please, review it thoroughly! :D
>>
>> Regards,
>>
>> Pol Marcet Sardà
>>
>>