[PATCH] D70240: [ARM][ReachingDefs] Remove dead code in loloops.

[Sam Parker via Phabricator via llvm-commits]

samparker updated this revision to Diff 230410.
samparker added a comment.

Thanks! findLoopPreheader was exactly what I needed, so this has simplified the code in a couple of places.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D70240/new/

https://reviews.llvm.org/D70240

Files:
  llvm/include/llvm/CodeGen/ReachingDefAnalysis.h
  llvm/lib/CodeGen/ReachingDefAnalysis.cpp
  llvm/lib/Target/ARM/ARMLowOverheadLoops.cpp
  llvm/test/CodeGen/Thumb2/LowOverheadLoops/fast-fp-loops.ll
  llvm/test/CodeGen/Thumb2/LowOverheadLoops/mve-tail-data-types.ll
  llvm/test/CodeGen/Thumb2/LowOverheadLoops/vector-arith-codegen.ll
  llvm/test/CodeGen/Thumb2/LowOverheadLoops/wlstp.mir

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