diff options
author | Ralf Baechle <ralf@linux-mips.org> | 1998-08-25 09:12:35 +0000 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 1998-08-25 09:12:35 +0000 |
commit | c7fc24dc4420057f103afe8fc64524ebc25c5d37 (patch) | |
tree | 3682407a599b8f9f03fc096298134cafba1c9b2f /include/asm-mips/bitops.h | |
parent | 1d793fade8b063fde3cf275bf1a5c2d381292cd9 (diff) |
o Merge with Linux 2.1.116.
o New Newport console code.
o New G364 console code.
Diffstat (limited to 'include/asm-mips/bitops.h')
-rw-r--r-- | include/asm-mips/bitops.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/asm-mips/bitops.h b/include/asm-mips/bitops.h index 89668887e..d1b1d7152 100644 --- a/include/asm-mips/bitops.h +++ b/include/asm-mips/bitops.h @@ -372,6 +372,27 @@ extern __inline__ unsigned long ffz(unsigned long word) return __res; } +#ifdef __KERNEL__ + +/* + * ffs: find first bit set. This is defined the same way as + * the libc and compiler builtin ffs routines, therefore + * differs in spirit from the above ffz (man ffs). + */ + +#define ffs(x) generic_ffs(x) + +/* + * hweightN: returns the hamming weight (i.e. the number + * of bits set) of a N-bit word + */ + +#define hweight32(x) generic_hweight32(x) +#define hweight16(x) generic_hweight16(x) +#define hweight8(x) generic_hweight8(x) + +#endif /* __KERNEL__ */ + #ifdef __MIPSEB__ /* For now I steal the Sparc C versions, no need for speed, just need to * get it working. |