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Diffstat (limited to 'sysdeps/ia64/fpu/ftestexcept.c')
-rw-r--r-- | sysdeps/ia64/fpu/ftestexcept.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/sysdeps/ia64/fpu/ftestexcept.c b/sysdeps/ia64/fpu/ftestexcept.c new file mode 100644 index 0000000..686bd90 --- /dev/null +++ b/sysdeps/ia64/fpu/ftestexcept.c @@ -0,0 +1,32 @@ +/* Test exception in current environment. + Copyright (C) 1997-2014 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 +fetestexcept (int excepts) +{ + fenv_t fpsr; + + /* Get current exceptions. */ + __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr)); + + return (fpsr >> 13) & excepts & FE_ALL_EXCEPT; +} +libm_hidden_def (fetestexcept) |