1 /* Define aliases for libm _Float128 functions. 2 Copyright (C) 2017-2021 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #ifndef _LIBM_ALIAS_FLOAT128_H 20 #define _LIBM_ALIAS_FLOAT128_H 21 22 #include <bits/floatn.h> 23 24 /* Define _FloatN / _FloatNx aliases (other than that for _Float128) 25 for a _Float128 libm function that has internal name FROM ## f128 26 ## R and public names TO ## suffix ## R for each suffix of a 27 supported _FloatN / _FloatNx floating-point type with the same 28 format as _Float128. */ 29 #if __HAVE_FLOAT64X && !__HAVE_FLOAT64X_LONG_DOUBLE 30 # define libm_alias_float128_other_r(from, to, r) \ 31 weak_alias (from ## f128 ## r, to ## f64x ## r) 32 #else 33 # define libm_alias_float128_other_r(from, to, r) 34 #endif 35 36 /* Likewise, but without the R suffix. */ 37 #define libm_alias_float128_other(from, to) \ 38 libm_alias_float128_other_r (from, to, ) 39 40 /* Define aliases for a _Float128 libm function that has internal name 41 FROM ## f128 ## R and public names TO ## suffix ## R for each 42 suffix of a supported floating-point type with the same format as 43 _Float128. This should only be used for functions where such 44 public names exist for _FloatN types, not for 45 implementation-namespace exported names (where there is one name 46 per format, not per type) or for obsolescent functions not provided 47 for _FloatN types. */ 48 #define libm_alias_float128_r(from, to, r) \ 49 weak_alias (from ## f128 ## r, to ## f128 ## r); \ 50 libm_alias_float128_other_r (from, to, r) 51 52 /* Likewise, but without the R suffix. */ 53 #define libm_alias_float128(from, to) libm_alias_float128_r (from, to, ) 54 55 #endif 56