/* | |
* OpenRISC Linux | |
* | |
* Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> | |
* | |
* This program is free software; you can redistribute it and/or modify | |
* it under the terms of the GNU General Public License as published by | |
* the Free Software Foundation; either version 2 of the License, or | |
* (at your option) any later version. | |
*/ | |
#ifndef __ASM_OPENRISC_FLS_H | |
#define __ASM_OPENRISC_FLS_H | |
#ifdef CONFIG_OPENRISC_HAVE_INST_FL1 | |
static inline int fls(int x) | |
{ | |
int ret; | |
__asm__ ("l.fl1 %0,%1" | |
: "=r" (ret) | |
: "r" (x)); | |
return ret; | |
} | |
#else | |
#include <asm-generic/bitops/fls.h> | |
#endif | |
#endif /* __ASM_OPENRISC_FLS_H */ |