sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_lround.c

   1 /* Multiple versions of lround.
   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 (__lround) __lround_ppc32 attribute_hidden;
  25 extern __typeof (__lround) __lround_power5plus attribute_hidden;
  26 extern __typeof (__lround) __lround_power6x attribute_hidden;
  27
  28 libc_ifunc (__lround,
  29             (hwcap & PPC_FEATURE_POWER6_EXT) ?
  30               __lround_power6x
  31                 : (hwcap & PPC_FEATURE_POWER5_PLUS) ?
  32                   __lround_power5plus
  33             : __lround_ppc32);
  34
  35 weak_alias (__lround, lround)
  36
  37 #ifdef NO_LONG_DOUBLE
  38 weak_alias (__lround, lroundl)
  39 strong_alias (__lround, __lroundl)
  40 #endif
  41 #if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
  42 compat_symbol (libm, __lround, lroundl, GLIBC_2_1);
  43 #endif