[PATCH] D96980: [amdgpu] Revert agnostic SGPR spill.

[Michael Liao via Phabricator via llvm-commits]

hliao updated this revision to Diff 326077.
hliao added a comment.

Remove that unnecessary change and add rationale why that's safe for the original concerns.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D96980/new/

https://reviews.llvm.org/D96980

Files:
  llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
  llvm/lib/Target/AMDGPU/SIRegisterInfo.h
  llvm/test/CodeGen/AMDGPU/control-flow-fastregalloc.ll
  llvm/test/CodeGen/AMDGPU/frame-setup-without-sgpr-to-vgpr-spills.ll
  llvm/test/CodeGen/AMDGPU/partial-sgpr-to-vgpr-spills.ll
  llvm/test/CodeGen/AMDGPU/sgpr-spill.mir
  llvm/test/CodeGen/AMDGPU/si-spill-sgpr-stack.ll
  llvm/test/CodeGen/AMDGPU/spill-m0.ll
  llvm/test/CodeGen/AMDGPU/spill-special-sgpr.mir

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