/[pcsx2_0.9.7]/trunk/common/include/Utilities/MemcpyFast.h
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Contents of /trunk/common/include/Utilities/MemcpyFast.h

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Revision 62 - (show annotations) (download)
Tue Sep 7 11:08:22 2010 UTC (9 years, 4 months ago) by william
File MIME type: text/plain
File size: 2245 byte(s)
Auto Commited Import of: pcsx2-0.9.7-r3738-debug in ./trunk
1 /* PCSX2 - PS2 Emulator for PCs
2 * Copyright (C) 2002-2010 PCSX2 Dev Team
3 *
4 * PCSX2 is free software: you can redistribute it and/or modify it under the terms
5 * of the GNU Lesser General Public License as published by the Free Software Found-
6 * ation, either version 3 of the License, or (at your option) any later version.
7 *
8 * PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
9 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
10 * PURPOSE. See the GNU General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License along with PCSX2.
13 * If not, see <http://www.gnu.org/licenses/>.
14 */
15
16 #pragma once
17
18 #ifdef __LINUX__
19
20 # include "lnx_memzero.h"
21
22 extern "C" void __fastcall memcpy_amd_(void *dest, const void *src, size_t bytes);
23 extern "C" u8 memcmp_mmx(const void* src1, const void* src2, int cmpsize);
24 extern "C" void memxor_mmx(void* dst, const void* src1, int cmpsize);
25 extern void memcpy_amd_qwc(void *dest, const void *src, size_t bytes);
26
27 #else
28
29 # include "win_memzero.h"
30
31 extern void __fastcall memcpy_amd_(void *dest, const void *src, size_t bytes);
32 extern void memcpy_amd_qwc(void *dest, const void *src, size_t bytes);
33 extern u8 memcmp_mmx(const void* src1, const void* src2, int cmpsize);
34 extern void memxor_mmx(void* dst, const void* src1, int cmpsize);
35
36 #endif
37
38 // Only used in the Windows version of memzero.h. But it's in Misc.cpp for some reason.
39 void _memset16_unaligned( void* dest, u16 data, size_t size );
40
41 // MemcpyVibes.cpp functions
42 extern void memcpy_vibes(void * dest, const void * src, int size);
43 extern void gen_memcpy_vibes();
44
45 #define memcpy_fast memcpy_amd_ // Fast memcpy
46 #define memcpy_aligned(d,s,c) memcpy_amd_(d,s,c) // Memcpy with 16-byte Aligned addresses
47 #define memcpy_const memcpy_amd_ // Memcpy with constant size
48 #define memcpy_constA memcpy_amd_ // Memcpy with constant size and 16-byte aligned
49 #define memcpy_qwc_ memcpy_vibes // Memcpy in aligned qwc increments, with 0x400 qwc or less
50 #define memcpy_qwc(d,s,c) memcpy_amd_qwc(d,s,c)
51
52 // Useful alternative if we think memcpy_amd_qwc is buggy
53 //#define memcpy_qwc(d,s,c) memcpy_amd_(d,s,c*16)

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