/* Multiple versions of wcscpy. All versions must be listed in ifunc-impl-list.c. Copyright (C) 2017-2018 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 multiple versions only for the definition in libc. */ #if IS_IN (libc) # define wcscpy __redirect_wcscpy # include # undef wcscpy # define SYMBOL_NAME wcscpy # include extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (ssse3) attribute_hidden; static inline void * IFUNC_SELECTOR (void) { const struct cpu_features* cpu_features = __get_cpu_features (); if (CPU_FEATURES_CPU_P (cpu_features, SSSE3)) return OPTIMIZE (ssse3); return OPTIMIZE (sse2); } libc_ifunc_redirected (__redirect_wcscpy, wcscpy, IFUNC_SELECTOR ()); #endif