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Commit 164e8b0b authored by Simon Pilgrim's avatar Simon Pilgrim
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[TargetLowering] BuildUDIV - Add support for divide by one (PR38477) 

Provide a pass-through of the numerator for divide by one cases - this is the same approach we take in DAGCombiner::visitSDIVLike.

I investigated whether we could achieve this by magic MULHU/SRL values but nothing appeared to work as we don't have a way for MULHU(x,c) -> x

llvm-svn: 339254
parent 5c579572
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