[all-commits] [llvm/llvm-project] aff94e: [AMDGPU] Remove the dead spill slots while spillin...

[RamNalamothu via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: aff94ec0f4ded3eff2d5c0431f5fec9e41731b05
      https://github.com/llvm/llvm-project/commit/aff94ec0f4ded3eff2d5c0431f5fec9e41731b05
  Author: vnalamot <VenkataRamanaiah.Nalamothu at amd.com>
  Date:   2020-09-06 (Sun, 06 Sep 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] Remove the dead spill slots while spilling FP/BP to memory

During the PEI pass, the dead TargetStackID::SGPRSpill spill slots
are not being removed while spilling the FP/BP to memory.

Fixes: SWDEV-250393

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D87032