glibc/sysdeps/hppa/fpu/fesetexcept.c

36 lines
1.1 KiB
C

/* Set given exception flags. HPPA version.
Copyright (C) 2016-2017 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
<http://www.gnu.org/licenses/>. */
#include <fenv.h>
#include <fpu_control.h>
int
fesetexcept (int excepts)
{
fpu_control_t fpsr;
fpu_control_t fpsr_new;
_FPU_GETCW (fpsr);
excepts &= FE_ALL_EXCEPT;
fpsr_new = fpsr | (excepts << _FPU_HPPA_SHIFT_FLAGS);
if (fpsr != fpsr_new)
_FPU_SETCW (fpsr_new);
return 0;
}