Re: Improve CRC32C performance on SSE4.2 - Mailing list pgsql-hackers

From Nathan Bossart
Subject Re: Improve CRC32C performance on SSE4.2
Date
Msg-id aFF5z8Y99g1eDVUu@nathan
Whole thread Raw
In response to Re: Improve CRC32C performance on SSE4.2  (John Naylor <johncnaylorls@gmail.com>)
List pgsql-hackers
On Tue, Jun 17, 2025 at 03:55:06PM +0700, John Naylor wrote:
>> "Devulapalli, Raghuveer" <raghuveer.devulapalli@intel.com> writes:
>> > Replacing that with _mm512_zextsi128_si512 fixes the problem.
> 
> Here's a patch for testing, which also reverts the previous
> workaround. Help welcome, but I still promise to test it in the near
> future regardless.

LGTM

-- 
nathan



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