1 /* Set current rounding direction.
2 Copyright (C) 1998-2017 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library. If not, see
18 <http://www.gnu.org/licenses/>. */
21 #include <fpu_control.h>
24 __fesetround (int round
)
28 if ((round
& ~_FPU_RC_MASK
) != 0)
29 /* ROUND is no valid rounding mode. */
32 /* Get current state. */
35 /* Set rounding bits. */
44 libm_hidden_def (__fesetround
)
45 weak_alias (__fesetround
, fesetround
)
46 libm_hidden_weak (fesetround
)