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Commit 345eacd5 authored by Simon Pilgrim's avatar Simon Pilgrim
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[TargetLowering] SimplifyDemandedBits - call SimplifyDemandedBits in bitcast handling 

When bitcasting from a source op to a larger bitwidth op, split the demanded bits and OR them on top of one another and demand those merged bits in the SimplifyDemandedBits call on the source op.

llvm-svn: 357992
parent fa3eb120
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