glibc/ports/sysdeps/am33/fpu/fesetround.c

29 lines
1.0 KiB
C

/* Set current rounding direction.
Copyright (C) 2004-2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Alexandre Oliva <aoliva@redhat.com>
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/>. */
#include <fenv.h>
int
fesetround (int round)
{
/* The only supported rounding mode is to-nearest. Just check
whether we're switching to it. */
return (round != FE_TONEAREST);
}