Re: MATH_EMULATE

["Aaron J. Grier" <agrier%poofygoof.com@localhost>]

On Sat, Jan 12, 2008 at 04:49:49PM -0500, Pierre Dubuc wrote:
> Replying to message <87d4s63mwp.fsf%snark.cb.piermont.com@localhost>
> 
> >First step, though -- no one has mentioned yet what exactly is broken
> >-- does anyone know exactly?  Andrew said he brought up a machine and
> >it then started to lose, but not exactly what was losing. Once we know
> >what's broken it should be possible to figure out what we want to do
> >-- it might be ten minutes work (in which case why not) or it might be
> >very bad in which case perhaps we let it die.
> 
> 
> A prime example of something that's broken is the sqrt() (or is fsqrt()?) 
> function, which is used in programs such as ping(8)...
> 
> 
> i486> ping mac
> PING mac (192.168.2.14): 56 data bytes
> 64 bytes from 192.168.2.14: icmp_seq=0 ttl=255 time=7.442 ms
> 64 bytes from 192.168.2.14: icmp_seq=1 ttl=255 time=11.448 ms
> 64 bytes from 192.168.2.14: icmp_seq=2 ttl=255 time=11.254 ms
> 64 bytes from 192.168.2.14: icmp_seq=3 ttl=255 time=11.245 ms
> ^C
> ----mac PING Statistics----
> 4 packets transmitted, 4 packets received, 0.0% packet loss
> math_emulate: 0xd9fa not implemented
> Illegal instruction

I originally thought this was port-i386/6986 , but it's different.  it
appears to be a compiler issue.

it's been almost a year since this was last brought up:
http://article.gmane.org/gmane.os.netbsd.ports.i386/11316

-- 
  Aaron J. Grier | "Not your ordinary poofy goof." | 
agrier%poofygoof.com@localhost