/* Return current rounding direction. Copyright (C) 1998-2013 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Andreas Jaeger , 1998. 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 . */ #include #include int fegetround (void) { int cw; /* Get control word. */ _FPU_GETCW (cw); return cw & 0x3; }