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Re: vectorized CRC on ARM64 - Mailing list pgsql-hackers

From Nathan Bossart
Subject Re: vectorized CRC on ARM64
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Msg-id adUMv-fTkE1YarHg@nathan
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In response to Re: vectorized CRC on ARM64  (John Naylor <johncnaylorls@gmail.com>)
Responses Re: vectorized CRC on ARM64
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On Tue, Apr 07, 2026 at 05:02:04PM +0700, John Naylor wrote:
> Attached is how that would look. The idea is that small inputs will
> encounter fewer branches. It'd be tricky to prove a difference with a
> benchmark, and I see this as just making the small-input path more
> similar to PG 18, as a risk-avoidance maneuver.

Seems fine to me.  I believe we do similar things elsewhere.

-- 
nathan

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