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Commit | Line | Data |
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f10eff58 | 1 | /* Set current rounding direction. |
688903eb | 2 | Copyright (C) 2004-2018 Free Software Foundation, Inc. |
f10eff58 DJ |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
22423683 | 15 | You should have received a copy of the GNU Lesser General Public |
ab84e3ff PE |
16 | License along with the GNU C Library. If not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
f10eff58 | 18 | |
4841e6a6 | 19 | #include <fenv_private.h> |
a4ca5195 | 20 | #include <arm-features.h> |
f10eff58 | 21 | |
f10eff58 DJ |
22 | |
23 | int | |
01238691 | 24 | __fesetround (int round) |
f10eff58 | 25 | { |
1a2f40e5 W |
26 | /* FE_TONEAREST is the only supported rounding mode |
27 | if a VFP unit isn't present. */ | |
28 | if (!ARM_HAVE_VFP) | |
29 | return (round == FE_TONEAREST) ? 0 : 1; | |
30 | ||
b5570d92 | 31 | if (round & ~_FPU_MASK_RM) |
1a2f40e5 W |
32 | return 1; |
33 | ||
4841e6a6 | 34 | libc_fesetround_vfp (round); |
1a2f40e5 | 35 | return 0; |
f10eff58 | 36 | } |
01238691 JM |
37 | libm_hidden_def (__fesetround) |
38 | weak_alias (__fesetround, fesetround) | |
39 | libm_hidden_weak (fesetround) |