sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc.c

   1 /* Multiple versions of trunc.
   2    Copyright (C) 2013-2014 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 <math.h>
  20 #include <math_ldbl_opt.h>
  21 #include <shlib-compat.h>
  22 #include "init-arch.h"
  23
  24 extern __typeof (__trunc) __trunc_ppc64 attribute_hidden;
  25 extern __typeof (__trunc) __trunc_power5plus attribute_hidden;
  26
  27 libc_ifunc (__trunc,
  28             (hwcap & PPC_FEATURE_POWER5_PLUS)
  29             ? __trunc_power5plus
  30             : __trunc_ppc64);
  31
  32 weak_alias (__trunc, trunc)
  33
  34 #ifdef NO_LONG_DOUBLE
  35 strong_alias (__trunc, __truncl)
  36 weak_alias (__trunc, truncl)
  37 #endif
  38 #if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
  39 compat_symbol (libm, __trunc, truncl, GLIBC_2_0);
  40 #endif