1 /* Multiple versions of log2f. 2 Copyright (C) 2017-2021 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 extern float __redirect_log2f (float); 20 21 #define SYMBOL_NAME log2f 22 #include "ifunc-sse2.h" 23 #include <libm-alias-finite.h> 24 25 libc_ifunc_redirected (__redirect_log2f, __log2f, IFUNC_SELECTOR ()); 26 27 #include <libm-alias-float.h> 28 #ifdef SHARED 29 __hidden_ver1 (__log2f_ia32, __GI___log2f, __redirect_log2f) 30 __attribute__ ((visibility ("hidden"))) __THROW; 31 32 versioned_symbol (libm, __log2f, log2f, GLIBC_2_27); 33 libm_alias_float_other (__log2, log2) 34 #else 35 libm_alias_float (__log2, log2) 36 #endif 37 38 strong_alias (__log2f, __ieee754_log2f) 39 libm_alias_finite (__ieee754_log2f, __log2f) 40 41 #define __log2f __log2f_ia32 42 #include <sysdeps/ieee754/flt-32/e_log2f.c> 43