text: /* Enumerate available IFUNC implementations of a function.  AARCH64 version.
     Copyright (C) 2017-2020 Free Software Foundation, Inc.
     This file is part of the GNU C Library.
  
     The GNU C Library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Lesser General Public
     License as published by the Free Software Foundation; either
     version 2.1 of the License, or (at your option) any later version.
  
     The GNU C Library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Lesser General Public License for more details.
  
     You should have received a copy of the GNU Lesser General Public
     License along with the GNU C Library; if not, see
     <https://www.gnu.org/licenses/>.  */
  
  #include <assert.h>
  #include <string.h>
  #include <wchar.h>
  #include <ldsodefs.h>
  #include <ifunc-impl-list.h>
  #include <init-arch.h>
  #include <stdio.h>
  
  /* Maximum number of IFUNC implementations.  */
  #define MAX_IFUNC	4
  
  size_t
  __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
  			size_t max)
  {
    assert (max >= MAX_IFUNC);
  
    size_t i = 0;
  
    INIT_ARCH ();
  
    /* Support sysdeps/aarch64/multiarch/memcpy.c and memmove.c.  */
    IFUNC_IMPL (i, name, memcpy,
  	      IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_thunderx)
  	      IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_thunderx2)
  	      IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_falkor)
  	      IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_generic))
    IFUNC_IMPL (i, name, memmove,
  	      IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_thunderx)
  	      IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_thunderx2)
  	      IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_falkor)
  	      IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_generic))
    IFUNC_IMPL (i, name, memset,
  	      /* Enable this on non-falkor processors too so that other cores
  		 can do a comparative analysis with __memset_generic.  */
  	      IFUNC_IMPL_ADD (array, i, memset, (zva_size == 64), __memset_falkor)
  	      IFUNC_IMPL_ADD (array, i, memset, (zva_size == 64), __memset_emag)
  	      IFUNC_IMPL_ADD (array, i, memset, 1, __memset_kunpeng)
  	      IFUNC_IMPL_ADD (array, i, memset, 1, __memset_generic))
    IFUNC_IMPL (i, name, memchr,
  	      IFUNC_IMPL_ADD (array, i, memchr, 1, __memchr_nosimd)
  	      IFUNC_IMPL_ADD (array, i, memchr, 1, __memchr_generic))
  
    IFUNC_IMPL (i, name, strlen,
  	      IFUNC_IMPL_ADD (array, i, strlen, 1, __strlen_asimd)
  	      IFUNC_IMPL_ADD (array, i, strlen, 1, __strlen_generic))
  
    return i;
  }
  