[people/ms/u-boot.git] / arch / openrisc / include / asm / bitops / ffs.h

/*
 * OpenRISC Linux
 *
 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __ASM_OPENRISC_FFS_H
#define __ASM_OPENRISC_FFS_H

static inline int ffs(int x)
{
	int ret;

	__asm__ ("l.ff1 %0,%1"
		 : "=r" (ret)
		 : "r" (x));

	return ret;
}

#endif /* __ASM_OPENRISC_FFS_H */
Commit	Line	Data
ca9d3ab5 SK	1	/*
	2	* OpenRISC Linux
	3	*
	4	* Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
	5	*
1a459660	6	* SPDX-License-Identifier: GPL-2.0+
ca9d3ab5 SK	7	*/
	8
	9	#ifndef __ASM_OPENRISC_FFS_H
	10	#define __ASM_OPENRISC_FFS_H
	11
	12	static inline int ffs(int x)
	13	{
	14	int ret;
	15
	16	__asm__ ("l.ff1 %0,%1"
	17	: "=r" (ret)
	18	: "r" (x));
	19
	20	return ret;
	21	}
	22
	23	#endif /* __ASM_OPENRISC_FFS_H */