[all-commits] [llvm/llvm-project] 0e6aa0: [ARM][MVE] Add DoubleWidthResult flag

[Sam Parker via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 0e6aa08381f00c841aa704f19f62a2abbc9a5e87
      https://github.com/llvm/llvm-project/commit/0e6aa08381f00c841aa704f19f62a2abbc9a5e87
  Author: Sam Parker <sam.parker at arm.com>
  Date:   2020-03-27 (Fri, 27 Mar 2020)

  Changed paths:
    M llvm/lib/Target/ARM/ARMInstrFormats.td
    M llvm/lib/Target/ARM/ARMInstrMVE.td
    M llvm/lib/Target/ARM/MCTargetDesc/ARMBaseInfo.h
    M llvm/unittests/Target/ARM/MachineInstrTest.cpp

  Log Message:
  -----------
  [ARM][MVE] Add DoubleWidthResult flag

Add a flag for those instructions which read from the top/bottom
halves of their inputs and produce a vector of results with double
width elements.

Differential Revision: https://reviews.llvm.org/D76762