[PATCH] D84479: [X86] Detect if EFLAGs is live across XBEGIN pseudo instruction. Add it as livein to the basic blocks created when expanding the pseudo

[Craig Topper via Phabricator via llvm-commits]

craig.topper updated this revision to Diff 280534.
craig.topper added a comment.

Share code with CMOV pseudo expansion. Also check for liveins of the successor BBs which was done by cmov.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D84479/new/

https://reviews.llvm.org/D84479

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/pr46827.ll

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