[Issue 6829] Unsigned rotate standard function in Phobos

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=6829



--- Comment #14 from Iain Buclaw <ibuclaw at ubuntu.com> 2013-07-10 06:53:27 PDT ---
(In reply to comment #12)
> (In reply to comment #11)
> 
> > gdc > (ldc && dmd);
> > 
> > It has no problem detecting all those cases.  :o)
> 
> But is that asm generated by gdc actually faster than this asm generated by
> ldc2?
> 

Well, I would have to assume that ro{lr}{bwlq} is faster than shl/shr.  Someone
should get speed reports in.  =)

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