[PATCH] D114960: [AArch64][SVE] Lower shuffles to permute instructions: rev/revb/revh/revw

[weiwei via Phabricator via llvm-commits]

wwei created this revision.
wwei added reviewers: paulwalker-arm, peterwaller-arm, bsmith, david-arm, sdesmalen, dmgreen.
wwei added a project: LLVM.
Herald added subscribers: ctetreau, psnobl, hiraditya, kristof.beyls, tschuett.
Herald added a reviewer: efriedma.
wwei requested review of this revision.
Herald added a subscriber: llvm-commits.

Attempt to lower a shuffle as a permute instruction(rev/revb/revh/revw) for fixed length SVE.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D114960

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.h
  llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
  llvm/lib/Target/AArch64/SVEInstrFormats.td
  llvm/test/CodeGen/AArch64/sve-fixed-length-permute-rev.ll

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