1  /* Determine floating-point rounding mode within libc.  S/390 version.
       2     Copyright (C) 2012-2023 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  #ifndef _S390_GET_ROUNDING_MODE_H
      20  #define _S390_GET_ROUNDING_MODE_H	1
      21  
      22  #include <fenv.h>
      23  #include <fenv_libc.h>
      24  #include <fpu_control.h>
      25  
      26  /* Return the floating-point rounding mode.  */
      27  
      28  static inline int
      29  get_rounding_mode (void)
      30  {
      31    fpu_control_t fc;
      32  
      33    _FPU_GETCW (fc);
      34    return fc & FPC_RM_MASK;
      35  }
      36  
      37  #endif /* get-rounding-mode.h */