RFR: 8351994: Enable Extended EVEX to REX2/REX demotion when src and dst are the same [v14]

[Srinivas Vamsi Parasa]

On Wed, 7 May 2025 22:06:31 GMT, Srinivas Vamsi Parasa <sparasa at openjdk.org> wrote:

>> Hi Sandhya (@sviswa7) and Jatin (@jatin-bhateja), 
>> 
>> Could you please review the refactored changes?
>> 
>> Thanks,
>> Vamsi
>
>> @vamsi-parasa @sviswa7 Did you already test this with `sde` and the `-future` flag? Once this is fully reviewed I can also run our internal testing, just let me know when you are ready :)
> 
> Hi Emanuel (@eme64),
> 
> Thank you for the message!
> We're waiting for one more review from Jatin. Will let you know when that's completed.
> 
> Thanks,
> Vamsi

> Hi @vamsi-parasa , I don't see demotion tests being generated with full mode gtest, i.e. python3 x86-asmtest.py --full

Please see the updated `x86-asmtest.py` refactored to work with full set (`--full`). Please let me know if anything is missing.

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PR Comment: https://git.openjdk.org/jdk/pull/24431#issuecomment-2885389546