diff options
Diffstat (limited to 'sysdeps/arm/fpu/fclrexcpt.c')
-rw-r--r-- | sysdeps/arm/fpu/fclrexcpt.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/sysdeps/arm/fpu/fclrexcpt.c b/sysdeps/arm/fpu/fclrexcpt.c new file mode 100644 index 0000000000..34ad36dfa8 --- /dev/null +++ b/sysdeps/arm/fpu/fclrexcpt.c @@ -0,0 +1,39 @@ +/* Clear given exceptions in current floating-point environment. + Copyright (C) 1997, 1998 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> + +void +feclearexcept (int excepts) +{ + unsigned long int temp; + + /* Mask out unsupported bits/exceptions. */ + excepts &= FE_ALL_EXCEPT; + + /* Get the current floating point status. */ + _FPU_GETCW(temp); + + /* Clear the relevant bits. */ + temp &= excepts ^ FE_ALL_EXCEPT; + + /* Put the new data in effect. */ + _FPU_SETCW(temp); +} |