diff options
Diffstat (limited to 'libm/sparc/fesetenv.c')
| -rw-r--r-- | libm/sparc/fesetenv.c | 45 | 
1 files changed, 45 insertions, 0 deletions
| diff --git a/libm/sparc/fesetenv.c b/libm/sparc/fesetenv.c new file mode 100644 index 000000000..d6f3dc5f5 --- /dev/null +++ b/libm/sparc/fesetenv.c @@ -0,0 +1,45 @@ +/* Install given floating-point environment. +   Copyright (C) 1997-2025 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 +fesetenv (const fenv_t *envp) +{ +  fenv_t dummy; + +  /* Put these constants in memory explicitly, so as to cope with a +     -fPIC bug as of gcc 970624.  Making them automatic is quicker +     than loading up the pic register in this instance.  */ + +  if (envp == FE_DFL_ENV) +    { +      dummy = 0; +      envp = &dummy; +    } +  else if (envp == FE_NOMASK_ENV) +    { +      dummy = 0x1f << 23; +      envp = &dummy; +    } + +  __fenv_ldfsr (*envp); + +  /* Success.  */ +  return 0; +} | 
