[PATCH] D81224: [AMDGPU] Fix failure in VCC spilling

[Carl Ritson via Phabricator via llvm-commits]

critson created this revision.
critson added reviewers: arsenm, sameerds, dstuttard.
Herald added subscribers: llvm-commits, kerbowa, hiraditya, t-tye, tpr, yaxunl, nhaehnle, wdng, jvesely, kzhuravl, qcolombet.
Herald added a project: LLVM.

Spills of VCC (SGPR64) will fail with new SGPR spill code,
because super register is not correctly resolved.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D81224

Files:
  llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
  llvm/test/CodeGen/AMDGPU/spill-special-sgpr.mir

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