[PATCH] D58632: [X86] Improve lowering of idemptotent RMW operations

[Sam McCall via Phabricator via llvm-commits]

sammccall added a comment.

@craig.topper Indeed that successfully compiles the problematic (non-reduced) file.

Whether the resulting binary works I should be able to tell you in an hour or so :-)


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D58632/new/

https://reviews.llvm.org/D58632