diff options
Diffstat (limited to 'ports/sysdeps/ia64/fpu/fgetexcptflg.c')
-rw-r--r-- | ports/sysdeps/ia64/fpu/fgetexcptflg.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/ports/sysdeps/ia64/fpu/fgetexcptflg.c b/ports/sysdeps/ia64/fpu/fgetexcptflg.c new file mode 100644 index 0000000000..a4430467b0 --- /dev/null +++ b/ports/sysdeps/ia64/fpu/fgetexcptflg.c @@ -0,0 +1,34 @@ +/* Store current representation for exceptions. + Copyright (C) 1997, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Christian Boissat <Christian.Boissat@cern.ch>, 1999. + + 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 +fegetexceptflag (fexcept_t *flagp, int excepts) +{ + fenv_t fpsr; + + /* Get the current exceptions. */ + __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr)); + + *flagp = (fexcept_t) ((fpsr >> 13) & excepts & FE_ALL_EXCEPT); + + /* Success. */ + return 0; +} |