RFR: 8351994: Enable Extended EVEX to REX2/REX demotion when src and dst are the same [v23]

[Srinivas Vamsi Parasa]

On Fri, 23 May 2025 15:33:48 GMT, Srinivas Vamsi Parasa <sparasa at openjdk.org> wrote:

>> Hi Jatin (@jatin-bhateja),
>> 
>> Incorporated the changes suggested for cpu_family and is_P6_or_later() and other minor changes. Please let me know if everything looks good.
>> 
>> Thanks,
>> Vamsi
>
>> @vamsi-parasa Testing launched, ping me again in 24h :)
> 
> Thanks Emanuel (@eme64)! Please let me know if there're are any issues with the tests.

> @vamsi-parasa Testing looked good, though now you pushed some more changes. I'd like to run tests one more time before integration. Please let me know when you are ready :)

Hi Emanuel (@eme64),

Thanks for the update! The new changes got approved and are ready for testing. 
Could you please launch the tests?

Thanks,
Vamsi

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PR Comment: https://git.openjdk.org/jdk/pull/24431#issuecomment-2910733436