[all-commits] [llvm/llvm-project] 52f03f: [VE] Support atomic fence

[Kazushi Marukawa via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 52f03fe1151f65278c855651bb8f325cca8500ea
      https://github.com/llvm/llvm-project/commit/52f03fe1151f65278c855651bb8f325cca8500ea
  Author: Kazushi (Jam) Marukawa <marukawa at nec.com>
  Date:   2020-10-26 (Mon, 26 Oct 2020)

  Changed paths:
    M llvm/lib/Target/VE/VEISelLowering.cpp
    M llvm/lib/Target/VE/VEISelLowering.h
    M llvm/lib/Target/VE/VEInstrInfo.td
    A llvm/test/CodeGen/VE/atomic_fence.ll

  Log Message:
  -----------
  [VE] Support atomic fence

Support atomic fence instruction and add a regression test.
Add MEMBARRIER pseudo insturction also to use it as a barrier
against to the compiler optimizations.

Reviewed By: simoll

Differential Revision: https://reviews.llvm.org/D90112