[PATCH] D142968: [NFC] Extract `CodeGenInstAlias` into its own *.h/*.cpp

[Jay Foad via Phabricator via llvm-commits]

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

Seems reasonable.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142968/new/

https://reviews.llvm.org/D142968