]>
Commit | Line | Data |
---|---|---|
b22be8c3 | 1 | /* Set given exception flags. PowerPC version. |
688903eb | 2 | Copyright (C) 2016-2018 Free Software Foundation, Inc. |
b22be8c3 JM |
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 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #include <fenv_libc.h> | |
20 | ||
21 | int | |
22 | fesetexcept (int excepts) | |
23 | { | |
24 | fenv_union_t u, n; | |
25 | ||
26 | u.fenv = fegetenv_register (); | |
27 | n.l = (u.l | |
28 | | (excepts & FPSCR_STICKY_BITS) | |
29 | /* Turn FE_INVALID into FE_INVALID_SOFTWARE. */ | |
30 | | (excepts >> ((31 - FPSCR_VX) - (31 - FPSCR_VXSOFT)) | |
31 | & FE_INVALID_SOFTWARE)); | |
32 | if (n.l != u.l) | |
33 | { | |
34 | fesetenv_register (n.fenv); | |
35 | ||
36 | /* Deal with FE_INVALID_SOFTWARE not being implemented on some chips. */ | |
37 | if (excepts & FE_INVALID) | |
38 | feraiseexcept (FE_INVALID); | |
39 | } | |
40 | ||
41 | return 0; | |
42 | } |