[all-commits] [llvm/llvm-project] 95bfb1: [LV][AArch64] Allow (limited) interleaving for sca...

[huntergr-arm via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 95bfb1902db98dab846e62dae4d501459691223b
      https://github.com/llvm/llvm-project/commit/95bfb1902db98dab846e62dae4d501459691223b
  Author: Graham Hunter <graham.hunter at arm.com>
  Date:   2023-06-09 (Fri, 09 Jun 2023)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
    M llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/test/Transforms/LoopVectorize/AArch64/scalable-strict-fadd.ll
    M llvm/test/Transforms/LoopVectorize/AArch64/sve-interleaved-accesses.ll
    M llvm/test/Transforms/LoopVectorize/AArch64/sve-widen-phi.ll

  Log Message:
  -----------
  [LV][AArch64] Allow (limited) interleaving for scalable vectors

This patch uses the (de)interleaving intrinsics introduced in
D141924 to handle vectorization of interleaving groups with a
factor of 2 for scalable vectors.

Reviewed By: fhahn, reames

Differential Revision: https://reviews.llvm.org/D145163