sysdeps/x86_64/fpu/multiarch/s_expm1.c

   1 /* Multiple versions of expm1.
   2    Copyright (C) 2023 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-double.h>
  20
  21 extern double __redirect_expm1 (double);
  22
  23 #define SYMBOL_NAME expm1
  24 #include "ifunc-fma.h"
  25
  26 libc_ifunc_redirected (__redirect_expm1, __expm1, IFUNC_SELECTOR ());
  27 libm_alias_double (__expm1, expm1)
  28
  29 #define __expm1 __expm1_sse2
  30
  31 /* NB: __expm1 may be expanded to __expm1_sse2 in the following
  32    prototypes.  */
  33 extern long double __expm1l (long double);
  34 extern long double __expm1f128 (long double);
  35
  36 #include <sysdeps/ieee754/dbl-64/s_expm1.c>