[all-commits] [llvm/llvm-project] 7d1cb1: [AMDGPU] Fix FP/BP spills when MUBUF constant offs...

[Austin Kerbow via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 7d1cb187fbee336e831309ea22d4f2e273331d6d
      https://github.com/llvm/llvm-project/commit/7d1cb187fbee336e831309ea22d4f2e273331d6d
  Author: Austin Kerbow <Austin.Kerbow at amd.com>
  Date:   2020-08-13 (Thu, 13 Aug 2020)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIFrameLowering.cpp
    M llvm/test/CodeGen/AMDGPU/callee-frame-setup.ll
    M llvm/test/CodeGen/AMDGPU/stack-realign.ll

  Log Message:
  -----------
  [AMDGPU] Fix FP/BP spills when MUBUF constant offset exceeded

If we need a scratch register for the spill don't use the same scratch
register that is being used for the MBUF offset.

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D85772