[all-commits] [llvm/llvm-project] 804806: [ARM][MVE] Allow tail predication for strides !=1 ...

[aWelker via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 8048068c3ec55cd5dc20ecf111fe754ba1d25740
      https://github.com/llvm/llvm-project/commit/8048068c3ec55cd5dc20ecf111fe754ba1d25740
  Author: Anna Welker <anna.welker at arm.com>
  Date:   2020-08-24 (Mon, 24 Aug 2020)

  Changed paths:
    M llvm/lib/Target/ARM/ARMISelLowering.cpp
    M llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
    A llvm/test/Transforms/LoopVectorize/ARM/mve-gather-scatter-tailpred.ll

  Log Message:
  -----------
  [ARM][MVE] Allow tail predication for strides !=1 with gather/scatters

If gather/scatters are enabled, ARMTargetTransformInfo now allows
tail predication for loops with a much wider range of strides, up
to anything that is loop invariant.

Differential Revision: https://reviews.llvm.org/D85410