Re: [PATCH] Recent libm additions

From: Matthew Macy <mat.macy_at_gmail.com>
Date: Sun, 15 Jul 2018 14:00:37 -0700
On Sun, Jul 15, 2018 at 12:43 PM, Montgomery-Smith, Stephen
<stephen_at_missouri.edu> wrote:
> On 07/15/2018 02:09 PM, Warner Losh wrote:
>> I'm not saying that he has a lock. I'm saying he's are domain expert and
>> many mistakes can be avoided by talking to him.
>>
>> I'm saying we have history here, and that history, while poorly documented,
>> wasn't followed. To the extent it is poorly documented, we should fix that.
>>
>> Warner
>>
> I agree that we should document the process.  Maybe also include
> freebsd-numerics_at_ on these discussions, as that is why it was created.
>
> But I'm really glad these changes were committed.  I have found the
> people tend to drag their feet a lot on numerics issues.
>
> Has anyone done an analysis of the OpenBSD powl functions from an
> accuracy point of view?  That is, to test how many ULP of error these
> functions have?  If not, I could give it a go, although not for several
> months because life is very busy.

They're also used by Julia. You might ask there first.
-M
Received on Sun Jul 15 2018 - 19:00:40 UTC

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