Re: Shave a few cycles off our ilog10 implementation

From: David Rowley <dgrowleyml(at)gmail(dot)com>
To: David Fetter <david(at)fetter(dot)org>
Cc: Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Shave a few cycles off our ilog10 implementation
Date: 2024-10-30 20:14:12
Message-ID: CAApHDvotNJFcEK+ramHfKsPxC6K1enE8NB3dOFUVzekzD_pwCw@mail.gmail.com
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On Thu, 31 Oct 2024 at 09:02, David Fetter <david(at)fetter(dot)org> wrote:
> This testing was basically just sending a bunch of appropriately sized
> pseudo-random uints in a previously created array sent through a tight
> loop that called the ilog10s and getting average execution times.
>
> Any suggestions for more thorough testing would be welcome.

Maybe something similar to what I did in [1].

David

[1] https://postgr.es/m/CAApHDvopR=yPgNr4AbbN4HMOztuyVa+iFYRTvu49pxg9YO_tKw@mail.gmail.com

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