sysdeps/x86_64/fpu/multiarch/s_atan.c

   1 /* Multiple versions of atan.
   2    Copyright (C) 2017 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    <http://www.gnu.org/licenses/>.  */
  18
  19 extern double __redirect_atan (double);
  20
  21 #define SYMBOL_NAME atan
  22 #include "ifunc-avx-fma4.h"
  23
  24 libc_ifunc_redirected (__redirect_atan, __atan, IFUNC_SELECTOR ());
  25 weak_alias (__atan, atan)
  26
  27 #define __atan __atan_sse2
  28 #include <sysdeps/ieee754/dbl-64/s_atan.c>