diff options
Diffstat (limited to 'libm/arc/feholdexcpt.c')
| -rw-r--r-- | libm/arc/feholdexcpt.c | 39 | 
1 files changed, 39 insertions, 0 deletions
| diff --git a/libm/arc/feholdexcpt.c b/libm/arc/feholdexcpt.c new file mode 100644 index 000000000..8febc7508 --- /dev/null +++ b/libm/arc/feholdexcpt.c @@ -0,0 +1,39 @@ +/* Store current floating-point environment and clear exceptions. +   Copyright (C) 2020-2025 Free Software Foundation, Inc. + +   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 +   <https://www.gnu.org/licenses/>.  */ + +#include <fenv.h> +#include "fenv_private.h" + +int +feholdexcept (fenv_t *envp) +{ +  unsigned int fpcr; +  unsigned int fpsr; + +  _FPU_GETCW (fpcr); +  _FPU_GETS (fpsr); + +  envp->__fpcr = fpcr; +  envp->__fpsr = fpsr; + +  fpsr &= ~FE_ALL_EXCEPT; + +  _FPU_SETCW (fpcr); +  _FPU_SETS (fpsr); + +  return 0; +} | 
