| From: | "Joel Jacobson" <joel(at)compiler(dot)org> |
|---|---|
| To: | "Dean Rasheed" <dean(dot)a(dot)rasheed(at)gmail(dot)com>, "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Optimize mul_var() for var1ndigits >= 8 |
| Date: | 2024-09-04 12:52:53 |
| Message-ID: | 9647f6a6-1c6e-4c2d-9f63-61f209e3e612@app.fastmail.com |
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| Thread: | |
| Lists: | pgsql-hackers |
On Wed, Sep 4, 2024, at 09:22, Dean Rasheed wrote:
> On Tue, 3 Sept 2024 at 21:31, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>>
>> Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com> writes:
>> > Ah, OK. I've pushed a fix.
>>
>> There is an open CF entry pointing at this thread [1].
>> Shouldn't it be marked committed now?
>>
>
> Oops, yes I missed that CF entry. I've closed it now.
>
> Joel, are you still planning to work on the Karatsuba multiplication
> patch? If not, we should close that CF entry too.
No, I think it's probably not worth it given that we have now optimises mul_var() in other ways. Will maybe have a look at it again in the future. Patch withdrawn for now.
Thanks for really good guidance and help on the numeric, much fun and I've learned a lot.
/Joel
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