sysdeps/x86_64/fpu/multiarch/s_sin.c

   1 /* Multiple versions of sin and cos.
   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    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <libm-alias-double.h>
  20
  21 extern double __redirect_sin (double);
  22 extern double __redirect_cos (double);
  23
  24 #define SYMBOL_NAME sin
  25 #include "ifunc-avx-fma4.h"
  26
  27 libc_ifunc_redirected (__redirect_sin, __sin, IFUNC_SELECTOR ());
  28 libm_alias_double (__sin, sin)
  29
  30 #undef SYMBOL_NAME
  31 #define SYMBOL_NAME cos
  32 #include "ifunc-avx-fma4.h"
  33
  34 libc_ifunc_redirected (__redirect_cos, __cos, IFUNC_SELECTOR ());
  35 libm_alias_double (__cos, cos)
  36
  37 #define __cos __cos_sse2
  38 #define __sin __sin_sse2
  39 #include <sysdeps/ieee754/dbl-64/s_sin.c>