sysdeps/sh/sh4/fpu/fraiseexcpt.c

   1 /* Raise given exceptions.
   2    Copyright (C) 1997, 1998, 2000, 2002 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.h>
  21 #include <fpu_control.h>
  22 #include <math.h>
  23
  24 int
  25 feraiseexcept (int excepts)
  26 {
  27   /* Raise exceptions represented by EXPECTS.  */
  28   fexcept_t temp;
  29   _FPU_GETCW (temp);
  30   temp |= (excepts & FE_ALL_EXCEPT);
  31   temp |= (excepts & FE_ALL_EXCEPT) << 5;
  32   _FPU_SETCW (temp);
  33
  34   return 0;
  35 }
  36 libm_hidden_def (feraiseexcept)