OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgfortran/] [generated/] [nearest_r4.c] - Rev 775

Go to most recent revision | Compare with Previous | Blame | View Log

/* Implementation of the NEAREST intrinsic
   Copyright 2003, 2007, 2009, 2010 Free Software Foundation, Inc.
   Contributed by Richard Henderson <rth@redhat.com>.
 
This file is part of the GNU Fortran 95 runtime library (libgfortran).
 
Libgfortran is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
 
Libgfortran 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 General Public License for more details.
 
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
 
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
<http://www.gnu.org/licenses/>.  */
 
#include "libgfortran.h"
 
 
 
#define MATHFUNC(funcname) funcname ## f
 
#if defined (HAVE_GFC_REAL_4) && defined (HAVE_COPYSIGNF) && defined (HAVE_NEXTAFTERF)
 
extern GFC_REAL_4 nearest_r4 (GFC_REAL_4 s, GFC_REAL_4 dir);
export_proto(nearest_r4);
 
GFC_REAL_4
nearest_r4 (GFC_REAL_4 s, GFC_REAL_4 dir)
{
  dir = MATHFUNC(copysign) (MATHFUNC(__builtin_inf) (), dir);
  if (FLT_EVAL_METHOD != 0)
    {
      /* ??? Work around glibc bug on x86.  */
      volatile GFC_REAL_4 r = MATHFUNC(nextafter) (s, dir);
      return r;
    }
  else
    return MATHFUNC(nextafter) (s, dir);
}
 
#endif
 

Go to most recent revision | Compare with Previous | Blame | View Log

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.