[all-commits] [llvm/llvm-project] 6b0ed5: [ARM][MVE] Tail-Predication: recognise (again) act...

[sjoerdmeijer via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 6b0ed508fa3947ec1f3a1bd87a08b598e98423e3
      https://github.com/llvm/llvm-project/commit/6b0ed508fa3947ec1f3a1bd87a08b598e98423e3
  Author: Sjoerd Meijer <sjoerd.meijer at arm.com>
  Date:   2020-02-11 (Tue, 11 Feb 2020)

  Changed paths:
    M llvm/lib/Target/ARM/MVETailPredication.cpp
    M llvm/test/CodeGen/Thumb2/LowOverheadLoops/basic-tail-pred.ll

  Log Message:
  -----------
  [ARM][MVE] Tail-Predication: recognise (again) active lanes IR pattern

A small IR change in calculating the active lanes resulted in no longer
recognising tail-predication. Now recognise both an 'add' and 'or' in
the expression that calculates the active lanes.

Differential Revision: https://reviews.llvm.org/D74394