[all-commits] [llvm/llvm-project] 1fd3a0: [LV] Disable epilogue vectorization for scalable VFs

[Cullen Rhodes via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 1fd3a04775971d12e1063ceb2b22647fd4643acc
      https://github.com/llvm/llvm-project/commit/1fd3a04775971d12e1063ceb2b22647fd4643acc
  Author: Cullen Rhodes <cullen.rhodes at arm.com>
  Date:   2020-12-17 (Thu, 17 Dec 2020)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/test/Transforms/LoopVectorize/optimal-epilog-vectorization-limitations.ll

  Log Message:
  -----------
  [LV] Disable epilogue vectorization for scalable VFs

Epilogue vectorization doesn't support scalable vectorization factors
yet, disable it for now.

Reviewed By: sdesmalen, bmahjour

Differential Revision: https://reviews.llvm.org/D93063