[PATCH] D64353: [AMDGPU] Run '' after isel to simplify PHIs.

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


================
Comment at: llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp:885
   addPass(createSIAddIMGInitPass());
+  addPass(&UnreachableMachineBlockElimID);
   return false;
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Can you add a fixme that this is a workaround and should be removed


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D64353/new/

https://reviews.llvm.org/D64353