[all-commits] [llvm/llvm-project] 8e1e87: [AMDGPU] Preserve dom-tree analysis in atomic opti...

[Pravin Jagtap via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8e1e871e2ff1d08e96e2238c8efe881a7e8b4824
      https://github.com/llvm/llvm-project/commit/8e1e871e2ff1d08e96e2238c8efe881a7e8b4824
  Author: Pravin Jagtap <Pravin.Jagtap at amd.com>
  Date:   2023-06-21 (Wed, 21 Jun 2023)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp
    M llvm/test/CodeGen/AMDGPU/global-atomic-scan.ll

  Log Message:
  -----------
  [AMDGPU] Preserve dom-tree analysis in atomic optimizer.

AMDGPUAtomicOptimizer updates the dominator tree whenever
it modified the control flow. Therefore preserving the
analysis similar to legacy PM.

Reviewed By: arsenm, yassingh, #amdgpu

Differential Revision: https://reviews.llvm.org/D153349