1  /* Set floating point environment (soft-float edition).
       2     Copyright (C) 2002-2023 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     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include "soft-fp.h"
      20  #include "soft-supp.h"
      21  
      22  int
      23  __fesetenv (const fenv_t *envp)
      24  {
      25    fenv_union_t u;
      26  
      27    u.fenv = *envp;
      28    __sim_exceptions_thread = u.l[0] & FE_ALL_EXCEPT;
      29    SIM_SET_GLOBAL (__sim_exceptions_global, __sim_exceptions_thread);
      30    __sim_round_mode_thread = u.l[0] & 0x3;
      31    SIM_SET_GLOBAL (__sim_round_mode_global, __sim_round_mode_thread);
      32    __sim_disabled_exceptions_thread = u.l[1];
      33    SIM_SET_GLOBAL (__sim_disabled_exceptions_global,
      34  		  __sim_disabled_exceptions_thread);
      35    return 0;
      36  }
      37  
      38  #include <shlib-compat.h>
      39  #if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
      40  strong_alias (__fesetenv, __old_fesetenv)
      41  compat_symbol (libm, __old_fesetenv, fesetenv, GLIBC_2_1);
      42  #endif
      43  
      44  libm_hidden_def (__fesetenv)
      45  libm_hidden_ver (__fesetenv, fesetenv)
      46  versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2);