[all-commits] [llvm/llvm-project] ca8b20: [AMDGPU] need to insert wait between the scalar lo...

[alex-t via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: ca8b20ca3ba10288b61a083c4ce57fb011124935
      https://github.com/llvm/llvm-project/commit/ca8b20ca3ba10288b61a083c4ce57fb011124935
  Author: alex-t <alexander.timofeev at amd.com>
  Date:   2020-01-04 (Sat, 04 Jan 2020)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp
    A llvm/test/CodeGen/AMDGPU/smrd_vmem_war.ll

  Log Message:
  -----------
  [AMDGPU] need to insert wait between the scalar load and vector store to the same address to avoid WAR conflict.

Reviewers: rampitec, vpykhtin, nhaehnle

Reviewed By: rampitec

Differential Revision: https://reviews.llvm.org/D71934