[all-commits] [llvm/llvm-project] bd576e: [AArch64][SVE] Improve extract_subvector for predi...

[sdesmalen-arm via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bd576e5ac0fc097c16f5c2a900d5c243289a2a8b
      https://github.com/llvm/llvm-project/commit/bd576e5ac0fc097c16f5c2a900d5c243289a2a8b
  Author: Sander de Smalen <sander.desmalen at arm.com>
  Date:   2021-09-07 (Tue, 07 Sep 2021)

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

  Log Message:
  -----------
  [AArch64][SVE] Improve extract_subvector for predicates.

Using PUNPKLO/HI instead of ZIP1/ZIP2, because that avoids
having to generate a predicate with all lanes inactive (PFALSE).

Reviewed By: CarolineConcatto

Differential Revision: https://reviews.llvm.org/D109312