[RFC] Clean up SSE variable shifts

[Lu, Hongjiu]

> ----- "Hongjiu Lu" <hongjiu.lu@intel.com> wrote:
> > Replace palignr with unaligned load, replace intrinsic with pshufb +
> > unaligned load
> 
> I guess we should use this code then.  Do you want to send a patch?
> 

Sure.


H.J.