1 /* PowerPC64 multiarch bcopy. 2 Copyright (C) 2014-2021 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #include <string.h> 20 #include "init-arch.h" 21 22 extern __typeof (bcopy) __bcopy_ppc attribute_hidden; 23 /* __bcopy_power7 symbol is implemented at memmove-power7.S */ 24 extern __typeof (bcopy) __bcopy_power7 attribute_hidden; 25 #ifdef __LITTLE_ENDIAN__ 26 extern __typeof (bcopy) __bcopy_power10 attribute_hidden; 27 #endif 28 29 libc_ifunc (bcopy, 30 #ifdef __LITTLE_ENDIAN__ 31 (hwcap2 & PPC_FEATURE2_ARCH_3_1 32 && hwcap2 & PPC_FEATURE2_HAS_ISEL 33 && hwcap & PPC_FEATURE_HAS_VSX) 34 ? __bcopy_power10 : 35 #endif 36 (hwcap & PPC_FEATURE_HAS_VSX) 37 ? __bcopy_power7 38 : __bcopy_ppc); 39