blob: 7c1a9cf5c3c238abb15ec9969e8b380bcb2aab0d (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
/* Set given exception flags. x86_64 version.
Copyright (C) 2016-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <fenv.h>
int
fesetexcept (int excepts)
{
unsigned int mxcsr;
__asm__ ("stmxcsr %0" : "=m" (*&mxcsr));
mxcsr |= excepts & FE_ALL_EXCEPT;
__asm__ ("ldmxcsr %0" : : "m" (*&mxcsr));
return 0;
}
|
