[PATCH] D125642: [X86] Attempt to fold EFLAGS into X86ISD::ADD/SUB ops

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.

I can initially limit this to cases that create SBB $0, %REG patterns if you think it safer?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D125642/new/

https://reviews.llvm.org/D125642