diff options
Diffstat (limited to 'libm/m68k/fegetenv.c')
| -rw-r--r-- | libm/m68k/fegetenv.c | 33 | 
1 files changed, 33 insertions, 0 deletions
| diff --git a/libm/m68k/fegetenv.c b/libm/m68k/fegetenv.c new file mode 100644 index 000000000..2cd0a7c88 --- /dev/null +++ b/libm/m68k/fegetenv.c @@ -0,0 +1,33 @@ +/* Store current 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> + +int +fegetenv (fenv_t *envp) +{ +#ifdef __mcoldfire__ +  __asm__ ("fmove%.l %/fpcr,%0" : "=dm" (envp->__control_register)); +  __asm__ ("fmove%.l %/fpsr,%0" : "=dm" (envp->__status_register)); +  __asm__ ("fmove%.l %/fpiar,%0" : "=dm" (envp->__instruction_address)); +#else +  __asm__ ("fmovem%.l %/fpcr/%/fpsr/%/fpiar,%0" : "=m" (*envp)); +#endif + +  /* Success.  */ +  return 0; +} | 
