1 /* Multiple versions of __mempcpy_chk
2 All versions must be listed in ifunc-impl-list.c.
3 Copyright (C) 2010-2014 Free Software Foundation, Inc.
4 Contributed by Intel Corporation.
5 This file is part of the GNU C Library.
7 The GNU C Library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation; either
10 version 2.1 of the License, or (at your option) any later version.
12 The GNU C Library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
17 You should have received a copy of the GNU Lesser General Public
18 License along with the GNU C Library; if not, see
19 <http://www.gnu.org/licenses/>. */
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
33 cfi_adjust_cfa_offset (4)
34 cfi_rel_offset (ebx, 0)
36 cmpl $0, KIND_OFFSET+__cpu_features@GOTOFF(%ebx)
38 call __init_cpu_features
39 1: leal __mempcpy_chk_ia32@GOTOFF(%ebx), %eax
40 testl $bit_SSSE3, CPUID_OFFSET+index_SSSE3+__cpu_features@GOTOFF(%ebx)
42 leal __mempcpy_chk_ssse3@GOTOFF(%ebx), %eax
43 testl $bit_Fast_Rep_String, FEATURE_OFFSET+index_Fast_Rep_String+__cpu_features@GOTOFF(%ebx)
45 leal __mempcpy_chk_ssse3_rep@GOTOFF(%ebx), %eax
47 cfi_adjust_cfa_offset (-4)
52 # include "../mempcpy_chk.S"