[PATCH] D40524: Handle the case of live 16-bit subregisters in X86FixupBWInsts

[Andy Kaylor via Phabricator via llvm-commits]

andrew.w.kaylor updated this revision to Diff 124496.
andrew.w.kaylor added a comment.

-Refactored getSuperRegDestIfDead() to consolidate the liveness checking logic.
-Added a test case.


https://reviews.llvm.org/D40524

Files:
  lib/Target/X86/X86FixupBWInsts.cpp
  test/CodeGen/X86/fixup-bw-inst.mir

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