[PATCH] D37896: [DAGCombine] Resolving PR34474 by transforming mul(x, 2^c +/- 1) -> sub/add(shl(x, c) x) for any type including vector types

[Michael Haidl via Phabricator via llvm-commits]

pacxx added a comment.

@RKSimon sorry I hat a lot of work in the last months I hope to get back to this in the next two weeks


https://reviews.llvm.org/D37896