| /* Define aliases for libm double functions. |
| Copyright (C) 2017-2018 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/>. */ |
| |
| #ifndef _LIBM_ALIAS_DOUBLE_H |
| #define _LIBM_ALIAS_DOUBLE_H |
| |
| #include <bits/floatn.h> |
| |
| #if __HAVE_FLOAT64 && !__HAVE_DISTINCT_FLOAT64 |
| # define libm_alias_double_other_r_f64(from, to, r) \ |
| weak_alias (from ## r, to ## f64 ## r) |
| #else |
| # define libm_alias_double_other_r_f64(from, to, r) |
| #endif |
| |
| #if __HAVE_FLOAT32X && !__HAVE_DISTINCT_FLOAT32X |
| # define libm_alias_double_other_r_f32x(from, to, r) \ |
| weak_alias (from ## r, to ## f32x ## r) |
| #else |
| # define libm_alias_double_other_r_f32x(from, to, r) |
| #endif |
| |
| /* Define _FloatN / _FloatNx aliases for a double libm function that |
| has internal name FROM ## R and public names TO ## suffix ## R for |
| each suffix of a supported _FloatN / _FloatNx floating-point type |
| with the same format as double. */ |
| #define libm_alias_double_other_r(from, to, r) \ |
| libm_alias_double_other_r_f64 (from, to, r); \ |
| libm_alias_double_other_r_f32x (from, to, r) |
| |
| /* Likewise, but without the R suffix. */ |
| #define libm_alias_double_other(from, to) \ |
| libm_alias_double_other_r (from, to, ) |
| |
| /* Define aliases for a double libm function that has internal name |
| FROM ## R and public names TO ## suffix ## R for each suffix of a |
| supported floating-point type with the same format as double. This |
| should only be used for functions where such public names exist for |
| _FloatN types, not for implementation-namespace exported names |
| (where there is one name per format, not per type) or for |
| obsolescent functions not provided for _FloatN types. */ |
| #ifdef NO_LONG_DOUBLE |
| # define libm_alias_double_r(from, to, r) \ |
| weak_alias (from ## r, to ## r) \ |
| strong_alias (from ## r, from ## l ## r) \ |
| weak_alias (from ## r, to ## l ## r); \ |
| libm_alias_double_other_r (from, to, r) |
| #else |
| # define libm_alias_double_r(from, to, r) \ |
| weak_alias (from ## r, to ## r); \ |
| libm_alias_double_other_r (from, to, r) |
| #endif |
| |
| /* Likewise, but without the R suffix. */ |
| #define libm_alias_double(from, to) libm_alias_double_r (from, to, ) |
| |
| #endif |