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Date: Sun, 8 Jul 2012 19:56:52 -0400
From: David Schultz <das@FreeBSD.ORG>
To: Steve Kargl <sgk@troutmask.apl.washington.edu>
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Cc: freebsd-current@FreeBSD.ORG, Peter Jeremy <peter@rulingia.com>,
	Warner Losh <imp@bsdimp.com>
Subject: Re: Use of C99 extra long double math functions after r236148
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On Sun, Jul 08, 2012, Steve Kargl wrote:
> > > The question remains of what to do about the missing functions.  Bruce
> > > and Steve have been working on expl and logl for years.  If those ever
> > > get in the tree, the remaining long double functions are easy.  Those
> > > functions are basically done, modulo a bunch of cleanup and testing,
> > > and I encourage any mathematically inclined folks who are interested
> > > in pushing things along to get in touch with them.  I'm not going to
> > > have any time myself for a few months at least.
> > 
> > Where can I find these?
> 
> I've posted expl() a few times for the ld80 version.
> I don't have an ld128 version, which is why I have
> yet to submit a formal patch for expl().  I also
> have an ld80 expm1l().  I have a copy of bde's ld80
> logl().  IIRC, bde wrote an ld128, but I don't have
> nor do I know if it has been tested.

Yes, Bruce has ld128 versions, and clusteradm very kindly got us a
sparc64 machine to test on.  That was about the time I ran out of time
to keep working on it.  If someone wants to pick it up, that would be
great.

> PS: I also wrote sincos[fl](), which is very handy for the
> complex trig functions.

Yes, you should commit that!