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[thirdparty/glibc.git] / sysdeps / powerpc / nofpu / fesetenv.c

/* Set floating point environment (soft-float edition).
   Copyright (C) 2002-2016 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, see
   <http://www.gnu.org/licenses/>.  */

#include "soft-fp.h"
#include "soft-supp.h"

int
__fesetenv (const fenv_t *envp)
{
  fenv_union_t u;

  u.fenv = *envp;
  __sim_exceptions_thread = u.l[0] & FE_ALL_EXCEPT;
  SIM_SET_GLOBAL (__sim_exceptions_global, __sim_exceptions_thread);
  __sim_round_mode_thread = u.l[0] & 0x3;
  SIM_SET_GLOBAL (__sim_round_mode_global, __sim_round_mode_thread);
  __sim_disabled_exceptions_thread = u.l[1];
  SIM_SET_GLOBAL (__sim_disabled_exceptions_global,
		  __sim_disabled_exceptions_thread);
  return 0;
}

#include <shlib-compat.h>
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
strong_alias (__fesetenv, __old_fesetenv)
compat_symbol (libm, __old_fesetenv, fesetenv, GLIBC_2_1);
#endif

libm_hidden_def (__fesetenv)
libm_hidden_ver (__fesetenv, fesetenv)
versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2);