[PATCH] D109312: [AArch64][SVE] Improve extract_subvector for predicates.

[Sander de Smalen via Phabricator via llvm-commits]

sdesmalen created this revision.
Herald added subscribers: psnobl, hiraditya, kristof.beyls, tschuett.
Herald added a reviewer: efriedma.
sdesmalen requested review of this revision.
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Using PUNPKLO/HI instead of ZIP1/ZIP2, because that avoids
having to generate a predicate with all lanes inactive (PFALSE).

Change-Id: I870378d54fd32d9b20cf15f346d1650f3ce9524f


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D109312

Files:
  llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
  llvm/test/CodeGen/AArch64/sve-masked-gather-legalize.ll
  llvm/test/CodeGen/AArch64/sve-masked-scatter-legalize.ll
  llvm/test/CodeGen/AArch64/sve-masked-scatter.ll
  llvm/test/CodeGen/AArch64/sve-split-fcvt.ll
  llvm/test/CodeGen/AArch64/sve-split-load.ll
  llvm/test/CodeGen/AArch64/sve-split-store.ll

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