[PATCH] D62392: [DAGCombine][ARM] (sub Carry, X) -> (addcarry (sub 0, X), 0, Carry) fold

[Eli Friedman via Phabricator via llvm-commits]

efriedma added a comment.

Oh, I see...

I'll see if I can find some time to add some more testcases to the tree.


Repository:
  rL LLVM

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  https://reviews.llvm.org/D62392/new/

https://reviews.llvm.org/D62392