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help / color / mirror / Atom feedFrom: Joel Jacobson <[email protected]>
To: Dean Rasheed <[email protected]>
Cc: Dagfinn Ilmari Mannsåker <[email protected]>
Cc: pgsql-hackers <[email protected]>
Subject: Re: Optimize numeric multiplication for one and two base-NBASE digit multiplicands.
Date: Thu, 04 Jul 2024 12:38:59 +0200
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On Thu, Jul 4, 2024, at 09:38, Joel Jacobson wrote:
> Summary of benchmark results:
>
> cpu | var1ndigits | winner
> ----------------------+-------------+-------------------------------------------------------------
..
> v5-optimize-numeric-mul_var-small-var1-arbitrary-var2.patch
> AMD Ryzen 9 7950X3D | 3 |
> v5-optimize-numeric-mul_var-small-var1-arbitrary-var2.patch
...
> Apple M3 Max | 3 |
> v5-optimize-numeric-mul_var-small-var1-arbitrary-var2.patch
...
> Intel Core i9-14900K | 3 |
> v5-optimize-numeric-mul_var-small-var1-arbitrary-var2.patch
Since v5-add-mul_var_int.patch only implements (var1ndigits <= 2)
it can't possibly win the var1ndigits=3 competition.
/Joel
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To: [email protected]
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Subject: Re: Optimize numeric multiplication for one and two base-NBASE digit multiplicands.
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