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1aae75ef | 1 | /* Define aliases for libm long double functions. ldbl-opt version. |
dff8da6b | 2 | Copyright (C) 2017-2024 Free Software Foundation, Inc. |
1aae75ef JM |
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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
1aae75ef JM |
18 | |
19 | #ifndef _LIBM_ALIAS_LDOUBLE_H | |
20 | #define _LIBM_ALIAS_LDOUBLE_H | |
21 | ||
81325b12 | 22 | #include <bits/floatn.h> |
1aae75ef JM |
23 | #include <math_ldbl_opt.h> |
24 | #include <ldbl-compat-choose.h> | |
25 | ||
81325b12 | 26 | #if __HAVE_FLOAT128 && !__HAVE_DISTINCT_FLOAT128 |
6e70d156 | 27 | # define libm_alias_ldouble_other_r_f128(from, to, r) \ |
81325b12 JM |
28 | weak_alias (from ## l ## r, to ## f128 ## r) |
29 | #else | |
6e70d156 JM |
30 | # define libm_alias_ldouble_other_r_f128(from, to, r) |
31 | #endif | |
32 | ||
33 | #if __HAVE_FLOAT64X_LONG_DOUBLE | |
34 | # define libm_alias_ldouble_other_r_f64x(from, to, r) \ | |
35 | weak_alias (from ## l ## r, to ## f64x ## r) | |
36 | #else | |
37 | # define libm_alias_ldouble_other_r_f64x(from, to, r) | |
81325b12 | 38 | #endif |
24b6515d | 39 | |
6e70d156 JM |
40 | /* Define _FloatN / _FloatNx aliases for a long double libm function |
41 | that has internal name FROM ## l ## R and public names TO ## suffix | |
42 | ## R for each suffix of a supported _FloatN / _FloatNx | |
43 | floating-point type with the same format as long double. */ | |
44 | #define libm_alias_ldouble_other_r(from, to, r) \ | |
45 | libm_alias_ldouble_other_r_f128 (from, to, r); \ | |
46 | libm_alias_ldouble_other_r_f64x (from, to, r) | |
47 | ||
24b6515d JM |
48 | /* Likewise, but without the R suffix. */ |
49 | #define libm_alias_ldouble_other(from, to) \ | |
50 | libm_alias_ldouble_other_r (from, to, ) | |
51 | ||
1aae75ef JM |
52 | /* Define aliases for a long double libm function that has internal |
53 | name FROM ## l ## R and public names TO ## suffix ## R for each | |
54 | suffix of a supported floating-point type with the same format as | |
55 | long double. This should only be used for functions where such | |
56 | public names exist for _FloatN types, not for | |
57 | implementation-namespace exported names (where there is one name | |
58 | per format, not per type) or for obsolescent functions not provided | |
59 | for _FloatN types. */ | |
60 | #define libm_alias_ldouble_r(from, to, r) \ | |
61 | LONG_DOUBLE_COMPAT_CHOOSE_libm_ ## to ## l ## r \ | |
62 | (long_double_symbol (libm, from ## l ## r, to ## l ## r), \ | |
24b6515d JM |
63 | weak_alias (from ## l ## r, to ## l ## r)); \ |
64 | libm_alias_ldouble_other_r (from, to, r) | |
1aae75ef JM |
65 | |
66 | /* Likewise, but without the R suffix. */ | |
67 | #define libm_alias_ldouble(from, to) libm_alias_ldouble_r (from, to, ) | |
68 | ||
69 | #endif |