/* Multiple versions of bcopy All versions must be listed in ifunc-impl-list.c. Copyright (C) 2010-2017 Free Software Foundation, Inc. Contributed by Intel Corporation. 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 /* Define multiple versions only for the definition in lib. */ #if IS_IN (libc) .text ENTRY(bcopy) .type bcopy, @gnu_indirect_function LOAD_GOT_AND_RTLD_GLOBAL_RO LOAD_FUNC_GOT_EAX (__bcopy_ia32) HAS_CPU_FEATURE (SSE2) jz 2f LOAD_FUNC_GOT_EAX (__bcopy_sse2_unaligned) HAS_ARCH_FEATURE (Fast_Unaligned_Load) jnz 2f HAS_CPU_FEATURE (SSSE3) jz 2f LOAD_FUNC_GOT_EAX (__bcopy_ssse3) HAS_ARCH_FEATURE (Fast_Rep_String) jz 2f LOAD_FUNC_GOT_EAX (__bcopy_ssse3_rep) 2: ret END(bcopy) # undef ENTRY # define ENTRY(name) \ .type __bcopy_ia32, @function; \ .p2align 4; \ .globl __bcopy_ia32; \ .hidden __bcopy_ia32; \ __bcopy_ia32: cfi_startproc; \ CALL_MCOUNT # undef END # define END(name) \ cfi_endproc; .size __bcopy_ia32, .-__bcopy_ia32 #endif #include "../bcopy.S"