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