1/* memmove with SSE2.
2 Copyright (C) 2017-2022 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 <isa-level.h>
20
21/* MINIMUM_X86_ISA_LEVEL <= 2 because there is no V2 implementation
22 so we need this to build for ISA V2 builds. */
23#if ISA_SHOULD_BUILD (2)
24
25# include <sysdep.h>
26
27# define VEC_SIZE 16
28# define VEC(i) xmm##i
29# define PREFETCHNT prefetchnta
30# define VMOVNT movntdq
31/* Use movups and movaps for smaller code sizes. */
32# define VMOVU movups
33# define VMOVA movaps
34# define MOV_SIZE 3
35
36# define SECTION(p) p
37
38# ifndef MEMMOVE_SYMBOL
39# define MEMMOVE_SYMBOL(p,s) p##_sse2_##s
40# endif
41
42# include "multiarch/memmove-vec-unaligned-erms.S"
43
44# if MINIMUM_X86_ISA_LEVEL <= 2
45# include "memmove-shlib-compat.h"
46# endif
47#endif
48