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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)
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