diff options
author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2016-06-25 08:47:31 +1000 |
---|---|---|
committer | Stewart Smith <stewart@linux.vnet.ibm.com> | 2016-07-06 19:30:48 +1000 |
commit | 0a0200d7ccd07e34390806c5939c6b87f30edb9a (patch) | |
tree | d98a682adb09c5e7e3d5f568334d749715b1211c | |
parent | e90acf0f3b406c922d78ebf37fe83e98910d6026 (diff) | |
download | skiboot-0a0200d7ccd07e34390806c5939c6b87f30edb9a.zip skiboot-0a0200d7ccd07e34390806c5939c6b87f30edb9a.tar.gz skiboot-0a0200d7ccd07e34390806c5939c6b87f30edb9a.tar.bz2 |
Add "ffs" inline function
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
-rw-r--r-- | libc/include/string.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libc/include/string.h b/libc/include/string.h index 96b26fa..890ffc2 100644 --- a/libc/include/string.h +++ b/libc/include/string.h @@ -35,4 +35,9 @@ void *memcpy(void *dest, const void *src, size_t n); void *memmove(void *dest, const void *src, size_t n); int memcmp(const void *s1, const void *s2, size_t n); +static inline int ffs(unsigned long val) +{ + return __builtin_ffs(val); +} + #endif |