/* Multiple versions of memchr All versions must be listed in ifunc-impl-list.c. Copyright (C) 2013-2017 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 . */ #include #include #if IS_IN (libc) /* Under __ARM_NEON__, memchr_neon.S defines the name memchr. */ # ifndef __ARM_NEON__ .text .arm ENTRY(memchr) .type memchr, %gnu_indirect_function ldr r1, .Lmemchr_noneon tst r0, #HWCAP_ARM_NEON ldrne r1, .Lmemchr_neon 1: add r0, r1, pc DO_RET(lr) .Lmemchr_noneon: .long C_SYMBOL_NAME(__memchr_noneon) - 1b - 8 .Lmemchr_neon: .long C_SYMBOL_NAME(__memchr_neon) - 1b - 8 END(memchr) libc_hidden_builtin_def (memchr) # endif /* Not __ARM_NEON__. */ libc_hidden_def (__memchr_noneon) # undef libc_hidden_builtin_def # define libc_hidden_builtin_def(name) # undef weak_alias # define weak_alias(x, y) # undef libc_hidden_def # define libc_hidden_def(name) # define memchr __memchr_noneon #endif #include "memchr_impl.S"