glibc/sysdeps/sparc/fpu/feenablxcpt.c
Adhemerval Zanella ec07242c45 sparc: Move __fenv_{ld,st}fsr to fenv-private.h
These should not be exported on installed headers.

Checked on sparc64-linux-gnu and sparcv9-linux-gnu.
2020-03-30 10:52:32 -03:00

37 lines
1.1 KiB
C

/* Enable floating-point exceptions.
Copyright (C) 2000-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2000.
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>
#include <fenv_private.h>
int
feenableexcept (int excepts)
{
fenv_t new_exc, old_exc;
__fenv_stfsr (new_exc);
old_exc = (new_exc >> 18) & FE_ALL_EXCEPT;
new_exc |= (((fenv_t)excepts & FE_ALL_EXCEPT) << 18);
__fenv_ldfsr (new_exc);
return old_exc;
}