[PATCH] D148509: [BranchFolder] Skip redundant IMPLICIT_DEFs of subregs

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

This is another place that should be converted to use regunits. We'd then have to go backwards from live reg units to covering registers


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D148509/new/

https://reviews.llvm.org/D148509