[PATCH] D132190: [AArch64][GlobalISel] Legalize G_SHUFFLE_VECTOR with different lengths

[Vladislav Dzhidzhoev via Phabricator via llvm-commits]

dzhidzhoev created this revision.
dzhidzhoev added reviewers: aemerson, paquette, arsenm, t.p.northover, jroelofs.
Herald added subscribers: hiraditya, kristof.beyls, rovka.
Herald added a project: All.
dzhidzhoev requested review of this revision.
Herald added subscribers: llvm-commits, wdng.
Herald added a project: LLVM.

Legalize G_SHUFFLE_VECTOR having destination vector length greater than
source vector length by reshaping source vectors.

Partial implementation of SelectionDAGBuilder::visitShuffleVector.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D132190

Files:
  llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
  llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.h
  llvm/test/CodeGen/AArch64/GlobalISel/legalize-shuffle-vector.mir

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