/* Optimized strcasestr implementation for POWER8. Copyright (C) 2016-2024 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 . */ #define STRCASESTR __strcasestr_power8 #undef libc_hidden_builtin_def #define libc_hidden_builtin_def(name) /* The following definitions are used in strcasestr optimization. */ /* strlen is used to calculate len of r4. */ #define STRLEN __strlen_power8 /* strnlen is used to check if len of r3 is more than r4. */ #define STRNLEN __strnlen_power8 /* strchr is used to check if first char of r4 is present in r3. */ #define STRCHR __strchr_power8 #include