[PATCH] Revert 221429 and fix bug in TargetLowering::SimplifyDemandedBits

[Quentin Colombet]

> - Now that SimplifyDemandedBits should not simplify multi-used values, is that code still needed?


I believe this is not used anymore.

The select-avx.ll test case that changed that supposed to exerce that path. As you can see, this does not occur :).

> - If it is needed, can you please explain why aren't the uses of TLO.Old being checked (for being VSELECT) and replaced?


Wasn’t it what was happening?
Anyway, no used anymore.

Q.


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http://reviews.llvm.org/D6949

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