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d4697bc9 | 1 | /* Copyright (C) 1997-2014 Free Software Foundation, Inc. |
554066b8 MS |
2 | |
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 License as | |
7 | published by the Free Software Foundation; either version 2.1 of the | |
8 | 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.h> | |
20 | #include <math.h> | |
21 | #include <fpu_control.h> | |
22 | ||
23 | int | |
24 | fesetexceptflag (const fexcept_t *flagp, int excepts) | |
25 | { | |
26 | fpu_fpsr_t fpsr; | |
27 | ||
28 | /* Get the current environment. */ | |
29 | _FPU_GETFPSR (fpsr); | |
30 | ||
31 | /* Set the desired exception mask. */ | |
32 | fpsr &= ~(excepts & FE_ALL_EXCEPT); | |
33 | fpsr |= (*flagp & excepts & FE_ALL_EXCEPT); | |
34 | ||
35 | /* Save state back to the FPU. */ | |
36 | _FPU_SETFPSR (fpsr); | |
37 | ||
38 | return 0; | |
39 | } |