[PATCH 3/6] C-language equivalents of include/asm-*/bitops.h

[Ian Molton]

Russell King wrote:

> This code generates more expensive shifts than our (ARMs) existing C
> version.  This is a backward step.
> 
> Basically, shifts which depend on a variable are more expensive than
> constant-based shifts.

arm26 will have the same problem here.