nisse at lysator.liu.se
Mon Sep 16 20:20:45 UTC 2019
nisse at lysator.liu.se (Niels Möller) writes:
>> I'm appending another iteration of the patch to add div2 function based
>> on div1 on the high limbs. Selected via HGCD2_DIV2_METHOD. Benchmarks:
>> HGCD2_DIV2_METHOD mpn_hgcd2_1 mpn_hgcd2_2 mpn_hgcd2_3
>> 1 #1504.47 1740.53 1513.56 div1 + unlikely case
>> 2 #1739.66 1858.01 1753.73 current code
>> 3 #1615.32 1736.69 1621.95 the if:ed out version
>> Looks good. Ready for repo?
> I think it's quite ready, but not today. I also wonder if we can delete
> the "current" code right away, to reduce number ov variants. Or if we
> should wire it all up for tuning before deciding that.
Pushed now, with minor changes and deletion of the "current" code
(method 2 above).
Niels Möller. PGP-encrypted email is preferred. Keyid 368C6677.
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