1/* Subtract long double (ldbl-96) values, narrowing the result to float.
2 Copyright (C) 2018-2022 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#define f32subf64x __hide_f32subf64x
20#include <math.h>
21#undef f32subf64x
22
23#include <math-narrow.h>
24
25float
26__fsubl (long double x, long double y)
27{
28 NARROW_SUB_ROUND_TO_ODD (x, y, float, union ieee854_long_double, l,
29 mantissa1);
30}
31libm_alias_float_ldouble (sub)
32

source code of glibc/sysdeps/ieee754/ldbl-96/s_fsubl.c