[PATCH] D103227: [AArch64][GlobalISel] Legalize oversize G_EXTRACT_VECTOR_ELT sources.

[Amara Emerson via Phabricator via llvm-commits]

aemerson created this revision.
aemerson added reviewers: paquette, arsenm.
aemerson added a project: LLVM.
Herald added subscribers: danielkiss, hiraditya, kristof.beyls, rovka.
aemerson requested review of this revision.
Herald added a subscriber: wdng.

Also changes the fewerElements helper to use the lookthrough constant helper instead of m_ICst, since m_ICst doesn't look through extends.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D103227

Files:
  llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
  llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/arm64-fallback.ll
  llvm/test/CodeGen/AArch64/GlobalISel/legalize-extract-vector-elt.mir

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