/* Get NaN payload.  dbl-64 version.

   Copyright (C) 2016-2018 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 <fix-int-fp-convert-zero.h>

#include <math.h>

#include <math_private.h>

#include <libm-alias-double.h>

#include <stdint.h>

double

__getpayload (const double *x)

{

  uint32_t hx, lx;

  EXTRACT_WORDS (hx, lx, *x);

  hx &= 0x7ffff;

  uint64_t ix = ((uint64_t) hx << 32) | lx;

  if (FIX_INT_FP_CONVERT_ZERO && ix == 0)

    return 0.0f;

  return (double) ix;

}

libm_alias_double (__getpayload, getpayload)