sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign.c

   1 /* copysign ifunc resolver, Linux/sparc32 version.
   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 #define NO_MATH_REDIRECT
  20 #define __copysign __redirect_copysign
  21 #include <math.h>
  22 #include <math_ldbl_opt.h>
  23 #undef __copysign
  24 #include <libm-alias-double.h>
  25 #include <sparc-ifunc.h>
  26
  27 extern __typeof (__redirect_copysign) __copysign_vis3 attribute_hidden;
  28 extern __typeof (__redirect_copysign) __copysign_generic attribute_hidden;
  29
  30 sparc_libm_ifunc_redirected (__redirect_copysign, __copysign,
  31                              hwcap & HWCAP_SPARC_VIS3
  32                              ? __copysign_vis3
  33                              : __copysign_generic);
  34 libm_alias_double (__copysign, copysign)
  35
  36 #if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0)
  37 compat_symbol (libc, __copysign, copysignl, GLIBC_2_0);
  38 #endif