| /* Define aliases for libm float 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_FLOAT_H |
| #define _LIBM_ALIAS_FLOAT_H |
| |
| #include <bits/floatn.h> |
| |
| /* Define _FloatN / _FloatNx aliases for a float libm function that |
| has internal name FROM ## f ## R and public names TO ## suffix ## R |
| for each suffix of a supported _FloatN / _FloatNx floating-point |
| type with the same format as float. */ |
| #if __HAVE_FLOAT32 && !__HAVE_DISTINCT_FLOAT32 |
| # define libm_alias_float_other_r(from, to, r) \ |
| weak_alias (from ## f ## r, to ## f32 ## r) |
| #else |
| # define libm_alias_float_other_r(from, to, r) |
| #endif |
| |
| /* Likewise, but without the R suffix. */ |
| #define libm_alias_float_other(from, to) \ |
| libm_alias_float_other_r (from, to, ) |
| |
| /* Define aliases for a float libm function that has internal name |
| FROM ## f ## R and public names TO ## suffix ## R for each suffix |
| of a supported floating-point type with the same format as float. |
| 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| exist for _FloatN types, not for implementation-namespace exported |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. */ |
| #define libm_alias_float_r(from, to, r) \ |
| weak_alias (from ## f ## r, to ## f ## r); \ |
| libm_alias_float_other_r (from, to, r) |
| |
| /* Likewise, but without the R suffix. */ |
| #define libm_alias_float(from, to) libm_alias_float_r (from, to, ) |
| |
| #endif |
