[PATCH] D75167: [RDA][ARM] collectKilledOperands across multiple blocks

[Sam Parker via Phabricator via llvm-commits]

samparker created this revision.
samparker added reviewers: SjoerdMeijer, dmgreen.
Herald added subscribers: hiraditya, kristof.beyls.
Herald added a project: LLVM.

Use MIOperand in collectLocalKilledOperands to make the search global, as we already have to search for global uses too. This allows us to delete more dead code when tail predicating.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D75167

Files:
  llvm/include/llvm/CodeGen/ReachingDefAnalysis.h
  llvm/lib/CodeGen/ReachingDefAnalysis.cpp
  llvm/lib/Target/ARM/ARMLowOverheadLoops.cpp
  llvm/test/CodeGen/Thumb2/LowOverheadLoops/it-block-mov.mir

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