[PATCH] D58967: [DAGCombiner] Add SADDO/SSUBO combine support

[Sanjay Patel via Phabricator via llvm-commits]

spatel accepted this revision.
spatel added a comment.
This revision is now accepted and ready to land.

Code/tests look correct, so LGTM. Please do refactor to reduce duplication once the other patches are committed.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D58967/new/

https://reviews.llvm.org/D58967