Re: Unexpected behaviour when catching SIGFPE on FPU-less system

["Kevin D. Kissell" <kevink@paralogos.com>]

David Daney wrote:
> On 05/04/2010 12:30 PM, Manuel Lauss wrote:
> > On Tue, May 4, 2010 at 9:28 PM, Geert 
> > Uytterhoeven<geert@linux-m68k.org>  wrote:
> > > On Tue, May 4, 2010 at 20:44, Ralf Baechle<ralf@linux-mips.org>  wrote:
> > > > Is it paranoia by any chance?  Paranoia is available as single 
> > > > files at:
> > > >   http://www.math.utah.edu/~beebe/software/ieee/paranoia.c
> > > >   http://www.math.utah.edu/~beebe/software/ieee/paranoia.h
> > > You also need
> > >
> > > http://www.math.utah.edu/~beebe/software/ieee/args.h
> > >
> > > Ran fine on:
> > >   - Toshiba RBTX4927 (with FPU :-)
> > >   - Mikrotik RouterBOARD 150 (without FPU), using an older 2.6.x 
> > > OpenWRT kernel
> > and runs into an endless loop around line 806 when built with
> > a softfloat toolchain (gcc-4.4.3).
> From the point of view of this specific problem, using a softfloat 
> toolchain isn't what you want to do.
That's absolutely true.  I would mention, however, that in ancient 
times, I built and ran paranoia with a couple of different softfloat 
libraries, and was able to make it work with them.  If people care about 
softfloat (and I think they should), this should probably be 
investigated.  Easy for me to say, though... ;o)
         Regards,

         Kevin K.