[PATCH] D99649: [ARM] Updates the arm-block-placement pass to handle arbitrarily nested loops and also extends the search for t2WhileLoopStartLR to the predecessor of the preHeader.

[Malhar via Phabricator via llvm-commits]

malharJ created this revision.
malharJ added reviewers: dmgreen, SjoerdMeijer.
Herald added subscribers: danielkiss, hiraditya, kristof.beyls.
malharJ requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D99649

Files:
  llvm/lib/Target/ARM/ARMBlockPlacement.cpp
  llvm/test/CodeGen/Thumb2/block-placement.mir
  llvm/test/CodeGen/Thumb2/mve-float16regloops.ll
  llvm/test/CodeGen/Thumb2/mve-float32regloops.ll

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