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WIP FPC-III support
[linux/fpc-iii.git]
/
arch
/
arm
/
lib
/
memchr.S
blob
95bedafd0330561f405a0d6af80bd156e6fa2c09
1
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* linux/arch/arm/lib/memchr.S
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*
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* Copyright (C) 1995-2000 Russell King
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*
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* ASM optimised string functions
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*/
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#include <linux/linkage.h>
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#include <asm/assembler.h>
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.text
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.align 5
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ENTRY(memchr)
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1: subs r2, r2, #1
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bmi 2f
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ldrb r3, [r0], #1
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teq r3, r1
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bne 1b
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sub r0, r0, #1
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2: movne r0, #0
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ret lr
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ENDPROC(memchr)