/* Copyright (C) 1996-2017 Free Software Foundation, Inc.

   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 <math.h>

#ifndef FUNC
# define FUNC lround
#endif

#ifndef ITYPE
# define ITYPE double
# define IREG_SIZE 64
#else
# ifndef IREG_SIZE
#  error IREG_SIZE not defined
# endif
#endif

#ifndef OTYPE
# define OTYPE long int
# ifdef __ILP32__
#  define OREG_SIZE 32
# else
#  define OREG_SIZE 64
# endif
#else
# ifndef OREG_SIZE
#  error OREG_SIZE not defined
# endif
#endif

#if IREG_SIZE == 32
# define IREGS "s"
#else
# define IREGS "d"
#endif

#if OREG_SIZE == 32
# define OREGS "w"
#else
# define OREGS "x"
#endif

#define __CONCATX(a,b) __CONCAT(a,b)

OTYPE
__CONCATX(__,FUNC) (ITYPE x)
{
  OTYPE result;
  asm ( "fcvtas" "\t%" OREGS "0, %" IREGS "1"
        : "=r" (result) : "w" (x) );
  return result;
}

weak_alias (__CONCATX(__,FUNC), FUNC)