1 /* Multiple versions of __mempcpy_chk
2 Copyright (C) 2010 Free Software Foundation, Inc.
3 Contributed by Intel Corporation.
4 This file is part of the GNU C Library.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
22 #include <init-arch.h>
24 /* Define multiple versions only for the definition in lib and for
25 DSO. There are no multiarch mempcpy functions for static binaries.
31 .type __mempcpy_chk, @gnu_indirect_function
32 cmpl $0, KIND_OFFSET+__cpu_features(%rip)
34 call __init_cpu_features
35 1: leaq __mempcpy_chk_sse2(%rip), %rax
36 testl $bit_SSSE3, __cpu_features+CPUID_OFFSET+index_SSSE3(%rip)
38 leaq __mempcpy_chk_ssse3(%rip), %rax
39 testl $bit_Fast_Copy_Backward, __cpu_features+FEATURE_OFFSET+index_Fast_Copy_Backward(%rip)
41 leaq __mempcpy_chk_ssse3_back(%rip), %rax
45 # include "../mempcpy_chk.S"