| /* 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) |