sysdeps/sh/sh4/fpu/fesetenv.c

   1 /* Install given floating-point environment.
   2    Copyright (C) 1997-2013 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, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <fenv.h>
  20 #include <fpu_control.h>
  21
  22 int
  23 fesetenv (const fenv_t *envp)
  24 {
  25   if (envp == FE_DFL_ENV)
  26       _FPU_SETCW (_FPU_DEFAULT);
  27   else
  28     {
  29       fpu_control_t temp = envp->__fpscr;
  30       _FPU_SETCW (temp);
  31     }
  32   return 0;
  33 }
  34 libm_hidden_def (fesetenv)