diff options
Diffstat (limited to 'sysdeps/powerpc/soft-fp/feholdexcpt.c')
-rw-r--r-- | sysdeps/powerpc/soft-fp/feholdexcpt.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/sysdeps/powerpc/soft-fp/feholdexcpt.c b/sysdeps/powerpc/soft-fp/feholdexcpt.c new file mode 100644 index 0000000000..786c691a4b --- /dev/null +++ b/sysdeps/powerpc/soft-fp/feholdexcpt.c @@ -0,0 +1,43 @@ +/* Store current floating-point environment and clear exceptions + (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" + +int +feholdexcept (fenv_t *envp) +{ + fenv_union_t u; + + /* Get the current state. */ + fegetenv (envp); + + u.fenv = *envp; + /* Clear everything except the rounding mode. */ + u.l[0] &= 0x3; + + /* ?? Should we clear the disabled exceptions as well ?? */ + + /* Put the new state in effect. */ + fesetenv (envp); + + return 0; +} |