[PATCH] D100179: [GVN][NFC] Refactor code and add description for GVN object

[Chris Lattner via Phabricator via llvm-commits]

lattner resigned from this revision.
lattner added a comment.

The patch looks reasonable to me, but I'm no longer a competent reviewer for this area.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D100179/new/

https://reviews.llvm.org/D100179