K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2017-07-06T21:47:17.952160Z
K 7
svn:log
V 259
Add BIT_FLS() analogous to BIT_FFS().

The benefit of BIT_FLS() is that ffsl() can be implemented with a
count leading zeros instruction which is more widespread available.

Submitted by:	Sebastian Huber <sebastian.huber@embedded-brains.de>
MFC after:	1 week

END