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- /*
- * 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___FFS_H
- #define __ASM_OPENRISC___FFS_H
- #ifdef CONFIG_OPENRISC_HAVE_INST_FF1
- static inline unsigned long __ffs(unsigned long x)
- {
- int ret;
- __asm__ ("l.ff1 %0,%1"
- : "=r" (ret)
- : "r" (x));
- return ret-1;
- }
- #else
- #include <asm-generic/bitops/__ffs.h>
- #endif
- #endif /* __ASM_OPENRISC___FFS_H */
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