sysdeps/x86_64/fpu/multiarch/e_powf.c

   1 /* Multiple versions of powf.
   2    Copyright (C) 2017-2019 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
  21 #define powf __redirect_powf
  22 #define __DECL_SIMD___redirect_powf
  23 #include <math.h>
  24 #undef powf
  25
  26 #define SYMBOL_NAME powf
  27 #include "ifunc-fma.h"
  28
  29 libc_ifunc_redirected (__redirect_powf, __powf, IFUNC_SELECTOR ());
  30
  31 #ifdef SHARED
  32 __hidden_ver1 (__powf, __GI___powf, __redirect_powf)
  33   __attribute__ ((visibility ("hidden")));
  34
  35 # include <shlib-compat.h>
  36 versioned_symbol (libm, __powf, powf, GLIBC_2_27);
  37 libm_alias_float_other (__pow, pow)
  38 #else
  39 libm_alias_float (__pow, pow)
  40 #endif
  41
  42 strong_alias (__powf, __ieee754_powf)
  43 strong_alias (__powf, __powf_finite)
  44
  45 #define __powf __powf_sse2
  46 #include <sysdeps/ieee754/flt-32/e_powf.c>