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2028802c | 1 | /* Test exception in current environment. |
9ff8d36f | 2 | Copyright (C) 2000, 2010 Free Software Foundation, Inc. |
2028802c AJ |
3 | This file is part of the GNU C Library. |
4 | Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com). | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
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. | |
2028802c AJ |
10 | |
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 | |
41bdb6e2 | 14 | Lesser General Public License for more details. |
2028802c | 15 | |
41bdb6e2 AJ |
16 | You should have received a copy of the GNU Lesser General Public |
17 | License along with the GNU C Library; if not, write to the Free | |
18 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
19 | 02111-1307 USA. */ | |
2028802c AJ |
20 | |
21 | #include <fenv_libc.h> | |
22 | #include <fpu_control.h> | |
23 | ||
24 | int | |
25 | fetestexcept (int excepts) | |
26 | { | |
27 | fexcept_t temp; | |
28 | ||
29 | /* Get current exceptions. */ | |
30 | _FPU_GETCW (temp); | |
31 | temp = (temp >> FPC_DXC_SHIFT) | (temp >> FPC_FLAGS_SHIFT); | |
32 | return temp & excepts & FE_ALL_EXCEPT; | |
33 | } | |
9ff8d36f | 34 | libm_hidden_def (fetestexcept) |