Simon Pilgrim ae60706da0 [DAG] SimplifyDemandedBits - call ComputeKnownBits for constant non-uniform ISD::SRL shift amounts ...

We only attempted to determine KnownBits for uniform constant shift amounts, but ComputeKnownBits is able to handle some non-uniform cases as well that we can use as a fallback.

2023-07-21 14:52:57 +01:00

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