1 /* Multiple versions of log2f.
2 Copyright (C) 2017-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
19 #include <libm-alias-float.h>
20 #include <libm-alias-finite.h>
22 extern float __redirect_log2f (float);
24 #define SYMBOL_NAME log2f
25 #include "ifunc-fma.h"
27 libc_ifunc_redirected (__redirect_log2f
, __log2f
, IFUNC_SELECTOR ());
30 __hidden_ver1 (__log2f
, __GI___log2f
, __redirect_log2f
)
31 __attribute__ ((visibility ("hidden")));
33 versioned_symbol (libm
, __ieee754_log2f
, log2f
, GLIBC_2_27
);
34 libm_alias_float_other (__log2
, log2
)
36 libm_alias_float (__log2
, log2
)
39 strong_alias (__log2f
, __ieee754_log2f
)
40 libm_alias_finite (__log2f
, __log2f
)
42 #define __log2f __log2f_sse2
43 #include <sysdeps/ieee754/flt-32/e_log2f.c>