1  /* Multiple versions of stpncpy. PowerPC64 version.
       2     Copyright (C) 2014-2023 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  #if IS_IN (libc)
      20  # define stpncpy __redirect_stpncpy
      21  # define __stpncpy __redirect___stpncpy
      22  # include <string.h>
      23  # include <shlib-compat.h>
      24  # include "init-arch.h"
      25  
      26  extern __typeof (__stpncpy) __stpncpy_ppc attribute_hidden;
      27  extern __typeof (__stpncpy) __stpncpy_power7 attribute_hidden;
      28  extern __typeof (__stpncpy) __stpncpy_power8 attribute_hidden;
      29  # ifdef __LITTLE_ENDIAN__
      30  extern __typeof (__stpncpy) __stpncpy_power9 attribute_hidden;
      31  # endif
      32  # undef stpncpy
      33  # undef __stpncpy
      34  
      35  libc_ifunc_redirected (__redirect___stpncpy, __stpncpy,
      36  # ifdef __LITTLE_ENDIAN__
      37  		     (hwcap2 & PPC_FEATURE2_ARCH_3_00) &&
      38  		     (hwcap & PPC_FEATURE_HAS_VSX)
      39  		     ? __stpncpy_power9 :
      40  # endif
      41  		       (hwcap2 & PPC_FEATURE2_ARCH_2_07)
      42  		       ? __stpncpy_power8
      43  		       : (hwcap & PPC_FEATURE_ARCH_2_06)
      44  			 ? __stpncpy_power7
      45  			 : __stpncpy_ppc);
      46  weak_alias (__stpncpy, stpncpy)
      47  #endif