[PATCH] D90154: RegAlloc: Clear isSSA

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
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The MIR parser may infer SSA, so -run-pass=regallocgreedy would hit a
verifier error after multiple vreg defs are added.


https://reviews.llvm.org/D90154

Files:
  llvm/lib/CodeGen/RegAllocBasic.cpp
  llvm/lib/CodeGen/RegAllocFast.cpp
  llvm/lib/CodeGen/RegAllocGreedy.cpp
  llvm/lib/CodeGen/RegAllocPBQP.cpp
  llvm/test/CodeGen/AMDGPU/greedy-broken-ssa-verifier-error.mir

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