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

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.
Herald added a reviewer: javed.absar.

@pacxx Are you still looking at this at all?


https://reviews.llvm.org/D37896