sysdeps/x86_64/fpu/multiarch/e_logf.c

   1 /* Multiple versions of logf.
   2    Copyright (C) 2017-2024 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 <sysdeps/x86/isa-level.h>
  20 #if MINIMUM_X86_ISA_LEVEL < AVX2_X86_ISA_LEVEL
  21 # include <libm-alias-float.h>
  22 # include <libm-alias-finite.h>
  23
  24 extern float __redirect_logf (float);
  25
  26 # define SYMBOL_NAME logf
  27 # include "ifunc-fma.h"
  28
  29 libc_ifunc_redirected (__redirect_logf, __logf, IFUNC_SELECTOR ());
  30
  31 # ifdef SHARED
  32 __hidden_ver1 (__logf, __GI___logf, __redirect_logf)
  33   __attribute__ ((visibility ("hidden")));
  34
  35 versioned_symbol (libm, __ieee754_logf, logf, GLIBC_2_27);
  36 libm_alias_float_other (__log, log)
  37 # else
  38 libm_alias_float (__log, log)
  39 # endif
  40
  41 strong_alias (__logf, __ieee754_logf)
  42 libm_alias_finite (__logf, __logf)
  43
  44 # define __logf __logf_sse2
  45 #endif
  46 #include <sysdeps/ieee754/flt-32/e_logf.c>