[PATCH] D139626: [AMDGPU] Add test that spills WWM CSRs twice

[Sebastian Neubauer via Phabricator via llvm-commits]

sebastian-ne created this revision.
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Add a test to show a deficit in the current wwm/spilling code that
creates double saves and restores for v40 and v41.

This case came up in D124193 <https://reviews.llvm.org/D124193>.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D139626

Files:
  llvm/test/CodeGen/AMDGPU/wwm-reserved-spill.ll

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