forked from Minki/linux
d2912cb15b
Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
44 lines
823 B
ArmAsm
44 lines
823 B
ArmAsm
; SPDX-License-Identifier: GPL-2.0-only
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; Port on Texas Instruments TMS320C6x architecture
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;
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; Copyright (C) 2006, 2009, 2010 Texas Instruments Incorporated
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; Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com)
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;
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#include <linux/linkage.h>
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.text
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ENTRY(memcpy)
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AND .L1 0x1,A6,A0
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|| AND .S1 0x2,A6,A1
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|| AND .L2X 0x4,A6,B0
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|| MV .D1 A4,A3
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|| MVC .S2 ILC,B2
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[A0] LDB .D2T1 *B4++,A5
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[A1] LDB .D2T1 *B4++,A7
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[A1] LDB .D2T1 *B4++,A8
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[B0] LDNW .D2T1 *B4++,A9
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|| SHRU .S2X A6,0x3,B1
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[!B1] BNOP .S2 B3,1
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[A0] STB .D1T1 A5,*A3++
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||[B1] MVC .S2 B1,ILC
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[A1] STB .D1T1 A7,*A3++
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[A1] STB .D1T1 A8,*A3++
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[B0] STNW .D1T1 A9,*A3++ ; return when len < 8
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SPLOOP 2
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LDNDW .D2T1 *B4++,A9:A8
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NOP 3
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NOP
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SPKERNEL 0,0
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|| STNDW .D1T1 A9:A8,*A3++
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BNOP .S2 B3,4
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MVC .S2 B2,ILC
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ENDPROC(memcpy)
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