Date: Sat, 29 May 1999 22:43:22 +1000 From: Bruce Evans <bde@zeta.org.au> To: cracauer@cons.org, jkh@zippy.cdrom.com Cc: current@FreeBSD.ORG Subject: Re: FP exceptions broken (Re: Interesting bogons from last night's 4.0 snapshot.) Message-ID: <199905291243.WAA30183@godzilla.zeta.org.au>
next in thread | raw e-mail | index | archive | help
>> JFYI - don't want us getting *too* complacent with -current now, do we? :-) > >Floating point exceptions are also broken, they always behave like >masked, even if you unmask some explicitly with fpsetmask(). > >Even worse, a wrong result is returned if an exception had to be >thrown, while the result is right for masked exceptions. This seems to have fixed itself: May 23 kernel: fails May 24 kernel: works May 28 kernel: works For the failing case, the FPU seems to be working properly but no CPU exception 16 is received for the unmasked FPU exception, and CR0_TS is in an unusualy state (not set) at the end of another test program. Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199905291243.WAA30183>