sysdeps/aarch64/multiarch/memchr_generic.S

   1 /* Memchr for aarch64, default version for internal use.
   2    Copyright (C) 2018-2020 Free Software Foundation, Inc.
   3
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library.  If not, see
  18    <https://www.gnu.org/licenses/>.  */
  19
  20 #if IS_IN (libc)
  21 # define MEMCHR __memchr_generic
  22
  23 /* Do not hide the generic version of memchr, we use it internally.  */
  24 # undef libc_hidden_builtin_def
  25 # define libc_hidden_builtin_def(name)
  26
  27 /* Add a hidden definition for use within libc.so.  */
  28 # ifdef SHARED
  29         .globl __GI_memchr; __GI_memchr = __memchr_generic
  30 # endif
  31 #endif
  32
  33 # include "../memchr.S"