[coreboot-gerrit] Change in coreboot[master]: helpers: Add fls support

[Julius Werner (Code Review)]

Attention is currently required from: Hung-Te Lin, Shelley Chen, Paul Menzel, Jianjun Wang.
Julius Werner has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/59738 )

Change subject: helpers: Add fls support
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Patch Set 1:

(1 comment)

Patchset:

PS1: 
Isn't this basically just 32 - clz? We already have that (in <lib.h>). Please either just use clz(), or add another static inline there that implements fls() by calling clz().