diff options
Diffstat (limited to 'sysdeps/m68k/fpu/fegetexcept.c')
-rw-r--r-- | sysdeps/m68k/fpu/fegetexcept.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/m68k/fpu/fegetexcept.c b/sysdeps/m68k/fpu/fegetexcept.c new file mode 100644 index 0000000000..e3b43d4faf --- /dev/null +++ b/sysdeps/m68k/fpu/fegetexcept.c @@ -0,0 +1,31 @@ +/* Get enabled floating-point exceptions. + Copyright (C) 2000-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Schwab <schwab@suse.de>, 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 + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> + +int +fegetexcept (void) +{ + unsigned int exc; + + /* Get the current control register contents. */ + __asm__ ("fmove%.l %!,%0" : "=dm" (exc)); + + return (exc >> 6) & FE_ALL_EXCEPT; +} |