[PATCH] D105443: [ARM][LowOverheadLoops] Make some stack spills valid for tail predication

[Sam Tebbs via Phabricator via llvm-commits]

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

This patch makes vector spills valid for tail predication when all loads from the same stack slot are within the loop.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D105443

Files:
  llvm/lib/Target/ARM/ARMLowOverheadLoops.cpp
  llvm/test/CodeGen/Thumb2/LowOverheadLoops/vector_spill_in_loop.mir

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