1/* Multiple versions of log2f.
2 Copyright (C) 2017-2020 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#include <libm-alias-float.h>
20#include <libm-alias-finite.h>
21
22extern float __redirect_log2f (float);
23
24#define SYMBOL_NAME log2f
25#include "ifunc-fma.h"
26
27libc_ifunc_redirected (__redirect_log2f, __log2f, IFUNC_SELECTOR ());
28
29#ifdef SHARED
30__hidden_ver1 (__log2f, __GI___log2f, __redirect_log2f)
31 __attribute__ ((visibility ("hidden")));
32
33versioned_symbol (libm, __ieee754_log2f, log2f, GLIBC_2_27);
34libm_alias_float_other (__log2, log2)
35#else
36libm_alias_float (__log2, log2)
37#endif
38
39strong_alias (__log2f, __ieee754_log2f)
40libm_alias_finite (__log2f, __log2f)
41
42#define __log2f __log2f_sse2
43#include <sysdeps/ieee754/flt-32/e_log2f.c>
44