diff options
Diffstat (limited to 'libm/sh/sh4/feenablxcpt.c')
| -rw-r--r-- | libm/sh/sh4/feenablxcpt.c | 36 | 
1 files changed, 36 insertions, 0 deletions
| diff --git a/libm/sh/sh4/feenablxcpt.c b/libm/sh/sh4/feenablxcpt.c new file mode 100644 index 000000000..bf2b01f0b --- /dev/null +++ b/libm/sh/sh4/feenablxcpt.c @@ -0,0 +1,36 @@ +/* Enable floating-point exceptions. +   Copyright (C) 2012-2025 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 <fpu_control.h> + +int +feenableexcept (int excepts) +{ +  fpu_control_t temp, old_flag; + +  /* Get current exceptions.  */ +  _FPU_GETCW (temp); + +  old_flag = (temp >> 5) & FE_ALL_EXCEPT; +  excepts &= FE_ALL_EXCEPT; + +  temp |= excepts << 5; +  _FPU_SETCW (temp); + +  return old_flag; +} | 
