[PATCH] D58521: [DAGCombiner] allow truncation of binops after legalization if desirable

[Sanjay Patel via Phabricator via llvm-commits]

spatel added a reviewer: rampitec.
spatel added a comment.

Ping.

AMDGPU comment/update on the idot tests?

Not sure what we want to do about x86 (D58703 <https://reviews.llvm.org/D58703>), but it's probably not important enough to hold up the general improvement?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D58521/new/

https://reviews.llvm.org/D58521