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Message-ID: <alpine.LRH.2.02.1712010723070.4154@key0.esi.com.au>
Date: Fri, 1 Dec 2017 07:29:05 +1100 (AEDT)
From: Damian McGuckin <damianm@....com.au>
To: musl@...ts.openwall.com
Subject: Re: remquo - underlying logic
On Thu, 30 Nov 2017, Szabolcs Nagy wrote:
>> https://opensource.apple.com/source/Libm/Libm-315/Source/ARM/remquo.c
>>
>> Has anybody tried this before?
> i think it does similar things than the current implementation but uses
> float arithmetics instead of ints.
Yes.
> i hadn't considered using floats, it may be faster i don't know, you
> have to benchmark etc.
That's what we plan to do as part of our research.
> i can add this to my math todo items, but i can't promise to look into
> it soon unless there is a good reason to.
It is on MY own TO-DO list. I was asking the question in case anybody had
done it before and found it useless, could think of major pitfalls, or had
any pearls of wisdom before we started. I will keep you posted.
Thanks - Damian
Pacific Engineering Systems International, 277-279 Broadway, Glebe NSW 2037
Ph:+61-2-8571-0847 .. Fx:+61-2-9692-9623 | unsolicited email not wanted here
Views & opinions here are mine and not those of any past or present employer
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