1/* Macros to control TS 18661-3 glibc features.
2 Copyright (C) 2017-2026 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/* Defined to 1 if the current compiler invocation provides a
20 floating-point type with the IEEE 754 binary128 format, and this glibc
21 includes corresponding *f128 interfaces for it. */
22#define __HAVE_FLOAT128 0
23
24/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
25 from the default float, double and long double types in this glibc. */
26#define __HAVE_DISTINCT_FLOAT128 0
27
28/* Defined to 1 if the current compiler invocation provides a
29 floating-point type with the right format for _Float64x, and this
30 glibc includes corresponding *f64x interfaces for it. */
31#define __HAVE_FLOAT64X 0
32
33/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
34 of long double. Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
35 the format of _Float128, which must be different from that of long
36 double. */
37#define __HAVE_FLOAT64X_LONG_DOUBLE 0
38
39#ifndef __ASSEMBLER__
40
41/* Defined to concatenate the literal suffix to be used with _Float128
42 types, if __HAVE_FLOAT128 is 1.
43 E.g.: #define __f128(x) x##f128. */
44# undef __f128
45
46/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
47 E.g.: #define __CFLOAT128 _Complex _Float128. */
48# undef __CFLOAT128
49
50#endif /* !__ASSEMBLER__. */
51
52#include <bits/floatn-common.h>