This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: Fix PR target/19240
On Tue, 04 Jan 2005 12:13:45 +0100, Uros Bizjak <uros@kss-loka.si> wrote:
> The patch for PR17767 also fixes your testcase for PR18944:
Well, i've found a cheaper way with a careful ordering of min/max
arguments, http://www.flipcode.com/cgi-bin/fcarticles.cgi?show=4&id=65014.
But during elaboration i was first surprised how hard it was to teach
gcc to look for NaNs in comparisons :)
> >Case in point:
> > 401447: fldz
> >[snip lots of SSE only operations]
> > 401535: movss %xmm2,0xc(%esp)
> > 40153b: flds 0xc(%esp)
> > 40153f: fcomip %st(1),%st
> > 401541: jbe 401650
> >
> Hm, yes, I think this is another case of TARGET_SSE_MATH problems.
Is there already a related bugzilla report i could follow for that
case - it's quite common -, or should a new one be made?