diff options
Diffstat (limited to 'REORG.TODO/sysdeps/arm/fegetexcept.c')
-rw-r--r-- | REORG.TODO/sysdeps/arm/fegetexcept.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/arm/fegetexcept.c b/REORG.TODO/sysdeps/arm/fegetexcept.c new file mode 100644 index 0000000000..0757b52975 --- /dev/null +++ b/REORG.TODO/sysdeps/arm/fegetexcept.c @@ -0,0 +1,37 @@ +/* Get floating-point exceptions. + Copyright (C) 2001-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>, 2001 + + 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> +#include <arm-features.h> + + +int +fegetexcept (void) +{ + fpu_control_t fpscr; + + /* Return with all exceptions disabled if a VFP unit isn't present. */ + if (!ARM_HAVE_VFP) + return 0; + + _FPU_GETCW (fpscr); + + return (fpscr >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT; +} |