[linux.git] / arch / arm / lib / strrchr.S

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 *  linux/arch/arm/lib/strrchr.S
 *
 *  Copyright (C) 1995-2000 Russell King
 *
 *  ASM optimised string functions
 */
#include <linux/linkage.h>
#include <asm/assembler.h>

		.text
		.align	5
ENTRY(strrchr)
		mov	r3, #0
1:		ldrb	r2, [r0], #1
		teq	r2, r1
		subeq	r3, r0, #1
		teq	r2, #0
		bne	1b
		mov	r0, r3
		ret	lr
ENDPROC(strrchr)
Commit	Line	Data
d2912cb1	1	/* SPDX-License-Identifier: GPL-2.0-only */
1da177e4 LT	2	/*
	3	* linux/arch/arm/lib/strrchr.S
	4	*
	5	* Copyright (C) 1995-2000 Russell King
	6	*
1da177e4 LT	7	* ASM optimised string functions
	8	*/
	9	#include <linux/linkage.h>
	10	#include <asm/assembler.h>
	11
	12	.text
	13	.align 5
	14	ENTRY(strrchr)
	15	mov r3, #0
	16	1: ldrb r2, [r0], #1
	17	teq r2, r1
	18	subeq r3, r0, #1
	19	teq r2, #0
	20	bne 1b
	21	mov r0, r3
6ebbf2ce	22	ret lr
93ed3970	23	ENDPROC(strrchr)