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| ; SPDX-License-Identifier: GPL-2.0-only
| ; Port on Texas Instruments TMS320C6x architecture
| ;
| ; Copyright (C) 2006, 2009, 2010 Texas Instruments Incorporated
| ; Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com)
| ;
|
| #include <linux/linkage.h>
|
| .text
|
| ENTRY(memcpy)
| AND .L1 0x1,A6,A0
| || AND .S1 0x2,A6,A1
| || AND .L2X 0x4,A6,B0
| || MV .D1 A4,A3
| || MVC .S2 ILC,B2
|
| [A0] LDB .D2T1 *B4++,A5
| [A1] LDB .D2T1 *B4++,A7
| [A1] LDB .D2T1 *B4++,A8
| [B0] LDNW .D2T1 *B4++,A9
| || SHRU .S2X A6,0x3,B1
| [!B1] BNOP .S2 B3,1
|
| [A0] STB .D1T1 A5,*A3++
| ||[B1] MVC .S2 B1,ILC
| [A1] STB .D1T1 A7,*A3++
| [A1] STB .D1T1 A8,*A3++
| [B0] STNW .D1T1 A9,*A3++ ; return when len < 8
|
| SPLOOP 2
|
| LDNDW .D2T1 *B4++,A9:A8
| NOP 3
|
| NOP
| SPKERNEL 0,0
| || STNDW .D1T1 A9:A8,*A3++
|
| BNOP .S2 B3,4
| MVC .S2 B2,ILC
| ENDPROC(memcpy)
|
|
