pcsx2/common/include/Utilities/MemcpyFast.h

49 lines
2.0 KiB
C

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2010 PCSX2 Dev Team
*
* PCSX2 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 Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#ifdef __LINUX__
# include "lnx_memzero.h"
extern "C" void __fastcall memcpy_amd_(void *dest, const void *src, size_t bytes);
extern "C" u8 memcmp_mmx(const void* src1, const void* src2, int cmpsize);
extern "C" void memxor_mmx(void* dst, const void* src1, int cmpsize);
#else
# include "win_memzero.h"
extern void __fastcall memcpy_amd_(void *dest, const void *src, size_t bytes);
extern u8 memcmp_mmx(const void* src1, const void* src2, int cmpsize);
extern void memxor_mmx(void* dst, const void* src1, int cmpsize);
#endif
// Only used in the Windows version of memzero.h. But it's in Misc.cpp for some reason.
void _memset16_unaligned( void* dest, u16 data, size_t size );
// MemcpyVibes.cpp functions
extern void memcpy_vibes(void * dest, const void * src, int size);
extern void gen_memcpy_vibes();
#define memcpy_fast memcpy_amd_ // Fast memcpy
#define memcpy_aligned memcpy_amd_ // Memcpy with 16-byte Aligned addresses
#define memcpy_const memcpy_amd_ // Memcpy with constant size
#define memcpy_constA memcpy_amd_ // Memcpy with constant size and 16-byte aligned
#define memcpy_qwc_ memcpy_vibes // Memcpy in aligned qwc increments, with 0x400 qwc or less
#define memcpy_qwc(x,y,z) memcpy_amd_(x, y, z*16) // Memcpy in aligned qwc increments