[all-commits] [llvm/llvm-project] 6cc91a: [AMDGPU] Kill temporary register after restoring

[Sebastian Neubauer via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6cc91adf1e61769e6c39059f8d88bbcb4d1773bc
      https://github.com/llvm/llvm-project/commit/6cc91adf1e61769e6c39059f8d88bbcb4d1773bc
  Author: Sebastian Neubauer <sebastian.neubauer at amd.com>
  Date:   2021-04-12 (Mon, 12 Apr 2021)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
    M llvm/test/CodeGen/AMDGPU/frame-setup-without-sgpr-to-vgpr-spills.ll
    M llvm/test/CodeGen/AMDGPU/sgpr-spill.mir
    M llvm/test/CodeGen/AMDGPU/spill-special-sgpr.mir

  Log Message:
  -----------
  [AMDGPU] Kill temporary register after restoring

Not a correctness issue, but the temporary register is not used
afterwards and should be dead.

Differential Revision: https://reviews.llvm.org/D100295