Subject: Re: ARM ELF toolchain patches
To: David Forbes <david@flossy.u-net.com>
From: Ben Harris <bjh21@netbsd.org>
List: port-arm32
Date: 02/22/2001 20:28:31
On Thu, 22 Feb 2001, David Forbes wrote:

> > > If you're going to arrange to make it possible to link -msoft-float
> > > and -mhard-float code together then things will obviously get painful.
> > >  This won't work at present (they maintain FP exception stuff in
> > > different places if nothing else), and I don't think it's a terribly
> > > important thing to have.
> 
> Can you just clarify what the upshot of these changes would be for me?
> Are we saying that:
> 
> 	1) To get FPA support, the whole world would need compiling
> -mhard-float (as I understand is the case now).
>
> 	2) To get FPA support, a modified libc would be needed with
> assembler stubs (as is theoretically possible now).

Either one of those would get you FPA support (assuming a suitable kernel,
which I believe we don't yet have).  The former would produce much faster
code, but might take rather longer.

> 	3) Ultimately, all FPA support will disappear.

I don't believe there's any intention of removing FPA support.

-- 
Ben Harris                                                   <bjh21@netbsd.org>
Portmaster, NetBSD/arm26               <URL:http://www.netbsd.org/Ports/arm26/>