diff options
Diffstat (limited to 'sysdeps/s390/fpu/fedisblxcpt.c')
-rw-r--r-- | sysdeps/s390/fpu/fedisblxcpt.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/sysdeps/s390/fpu/fedisblxcpt.c b/sysdeps/s390/fpu/fedisblxcpt.c new file mode 100644 index 0000000..b334c29 --- /dev/null +++ b/sysdeps/s390/fpu/fedisblxcpt.c @@ -0,0 +1,35 @@ +/* Disable floating-point exceptions. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com). + + 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_libc.h> +#include <fpu_control.h> + +int +fedisableexcept (int excepts) +{ + fexcept_t temp, old_exc, new_flags; + + _FPU_GETCW (temp); + old_exc = (temp & FPC_EXCEPTION_MASK) >> FPC_EXCEPTION_MASK_SHIFT; + new_flags = (temp & (~((excepts & FE_ALL_EXCEPT) << FPC_EXCEPTION_MASK_SHIFT))); + _FPU_SETCW (new_flags); + + return old_exc; +} |