1;  Port on Texas Instruments TMS320C6x architecture
2;
3;  Copyright (C) 2006, 2009, 2010 Texas Instruments Incorporated
4;  Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com)
5;
6;  This program is free software; you can redistribute it and/or modify
7;  it under the terms of the GNU General Public License version 2 as
8;  published by the Free Software Foundation.
9;
10
11#include <linux/linkage.h>
12
13	.text
14
15ENTRY(memcpy)
16	AND	.L1	0x1,A6,A0
17 ||	AND	.S1	0x2,A6,A1
18 ||	AND	.L2X	0x4,A6,B0
19 ||	MV	.D1	A4,A3
20 ||	MVC	.S2	ILC,B2
21
22   [A0] LDB	.D2T1	*B4++,A5
23   [A1] LDB	.D2T1	*B4++,A7
24   [A1] LDB	.D2T1	*B4++,A8
25   [B0] LDNW	.D2T1	*B4++,A9
26 ||	SHRU	.S2X	A6,0x3,B1
27  [!B1] BNOP	.S2	B3,1
28
29   [A0] STB	.D1T1	A5,*A3++
30 ||[B1] MVC	.S2	B1,ILC
31   [A1] STB	.D1T1	A7,*A3++
32   [A1] STB	.D1T1	A8,*A3++
33   [B0] STNW	.D1T1	A9,*A3++	; return when len < 8
34
35	SPLOOP	2
36
37	LDNDW	.D2T1	*B4++,A9:A8
38	NOP	3
39
40	NOP
41	SPKERNEL	0,0
42 ||	STNDW	.D1T1	A9:A8,*A3++
43
44	BNOP	.S2	B3,4
45	MVC	.S2	B2,ILC
46ENDPROC(memcpy)
47