sysdeps/powerpc/fpu/fe_nomask.c

   1 /* Procedure definition for FE_NOMASK_ENV.
   2    Copyright (C) 1997, 2008 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <fenv_libc.h>
  21 #include <errno.h>
  22
  23 /* This is a generic stub. An OS specific override is required to set
  24    the FE0/FE1 bits in the MSR.  MSR update is privileged, so this will
  25    normally involve a syscall.  */
  26
  27 const fenv_t *
  28 __fe_nomask_env(void)
  29 {
  30   __set_errno (ENOSYS);
  31   return FE_ENABLED_ENV;
  32 }
  33 libm_hidden_def (__fe_nomask_env)
  34 stub_warning (__fe_nomask_env)