[PATCH] Make DAGCombiner work on vector bitshifts with constant splat vectors.

Tim Northover t.p.northover at gmail.com
Fri Mar 7 10:48:25 PST 2014

  Ah, that was the bit I was missing. I swear I looked at the getConstant implementation in case it did that, but obviously not hard enough.

  That makes it rather easier to think about. I think it looks good.




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