diff options
Diffstat (limited to 'sysdeps/x86_64/fpu/multiarch/e_log2f.c')
-rw-r--r-- | sysdeps/x86_64/fpu/multiarch/e_log2f.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/sysdeps/x86_64/fpu/multiarch/e_log2f.c b/sysdeps/x86_64/fpu/multiarch/e_log2f.c new file mode 100644 index 0000000000..12d0c30dd3 --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/e_log2f.c @@ -0,0 +1,43 @@ +/* Multiple versions of log2f. + Copyright (C) 2017-2018 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <libm-alias-float.h> + +extern float __redirect_log2f (float); + +#define SYMBOL_NAME log2f +#include "ifunc-fma.h" + +libc_ifunc_redirected (__redirect_log2f, __log2f, IFUNC_SELECTOR ()); + +#ifdef SHARED +__hidden_ver1 (__log2f, __GI___log2f, __redirect_log2f) + __attribute__ ((visibility ("hidden"))); + +# include <shlib-compat.h> +versioned_symbol (libm, __log2f, log2f, GLIBC_2_27); +libm_alias_float_other (__log2, log2) +#else +libm_alias_float (__log2, log2) +#endif + +strong_alias (__log2f, __ieee754_log2f) +strong_alias (__log2f, __log2f_finite) + +#define __log2f __log2f_sse2 +#include <sysdeps/ieee754/flt-32/e_log2f.c> |