[all-commits] [llvm/llvm-project] d41cb6: [LV] Build and cost VPlans for scalable VFs.

[sdesmalen-arm via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d41cb6bb2607fa5c7a9df2b3dab361353657d225
      https://github.com/llvm/llvm-project/commit/d41cb6bb2607fa5c7a9df2b3dab361353657d225
  Author: Sander de Smalen <sander.desmalen at arm.com>
  Date:   2021-06-02 (Wed, 02 Jun 2021)

  Changed paths:
    M llvm/include/llvm/Transforms/Vectorize/LoopVectorizationLegality.h
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/test/Transforms/LoopVectorize/AArch64/masked-op-cost.ll
    M llvm/test/Transforms/LoopVectorize/AArch64/scalable-vectorization.ll

  Log Message:
  -----------
  [LV] Build and cost VPlans for scalable VFs.

This patch uses the calculated maximum scalable VFs to build VPlans,
cost them and select a suitable scalable VF.

Reviewed By: paulwalker-arm

Differential Revision: https://reviews.llvm.org/D98722