[all-commits] [llvm/llvm-project] 4e69df: Revert "AMDGPU: Temporary drop s_mul_hi_i/u32 patt...

[Matt Arsenault via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 4e69df091d4fd63083783e2ed1e1adae81f3d572
      https://github.com/llvm/llvm-project/commit/4e69df091d4fd63083783e2ed1e1adae81f3d572
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2020-01-27 (Mon, 27 Jan 2020)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SOPInstructions.td
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_local_pointer.ll
    M llvm/test/CodeGen/AMDGPU/mul.ll

  Log Message:
  -----------
  Revert "AMDGPU: Temporary drop s_mul_hi_i/u32 patterns"

This reverts commit fe23ed2c681413e7baf517c79aee9be130579873.

It was never really clear this was responsible for the performance
regressions that caused this to be reverted. It's been a long time,
and we need to have scalar patterns for this to get GlobalISel
working.