glibc/sysdeps/ia64/fpu/s_isnan.S
Mike Frysinger 75efb01851 ia64: update FSF license address to URL
Processed with a simple sed script:

find `find sysdeps/ -name ia64` -type f -exec sed -i \
	-e '/Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA/d' \
	-e 's:License along with the GNU C Library; if not, write to the Free:License along with the GNU C Library; if not, see:' \
	-e 's|02111-1307 USA.|<http://www.gnu.org/licenses/>.|' {} +

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2012-04-22 23:26:51 -04:00

51 lines
1.3 KiB
ArmAsm

/* Test for NaN
Copyright (C) 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jes Sorensen <jes@linuxcare.com>, October 2000.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
/*
* isnan(x) returns 1 is x is nan, else 0;
*/
#include <sysdep.h>
#undef ret
ENTRY (__isnan)
{
.mfi
fclass.m p6, p7 = farg0, @nat | @qnan | @snan
;;
}
{
.mib
(p6) mov ret0 = 1
(p7) mov ret0 = 0
br.ret.sptk.many rp
}
END (__isnan)
strong_alias (__isnan, __isnanf)
strong_alias (__isnan, __isnanl)
weak_alias (__isnan, isnan)
weak_alias (__isnanf, isnanf)
weak_alias (__isnanl, isnanl)
hidden_def (__isnan)
hidden_def (__isnanf)
hidden_def (__isnanl)