[Openmp-commits] [PATCH] D121011: [OpenMP][FIX] Ensure custom state machine works

[Johannes Doerfert via Phabricator via Openmp-commits]

jdoerfert created this revision.
jdoerfert added reviewers: jhuber6, jdenny.
Herald added subscribers: ormris, guansong, bollu, hiraditya, yaxunl.
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Herald added subscribers: llvm-commits, sstefan1.
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The custom state machine had a check for surplus threads that filtered
the main thread if the kernel was executed by a single warp only. We
now first check for the main thread, then for surplus threads, avoiding
to filter the former out.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D121011

Files:
  llvm/lib/Transforms/IPO/OpenMPOpt.cpp
  llvm/test/Transforms/OpenMP/custom_state_machines.ll
  llvm/test/Transforms/OpenMP/spmdization.ll
  llvm/test/Transforms/OpenMP/spmdization_guarding.ll
  llvm/test/Transforms/OpenMP/spmdization_guarding_two_reaching_kernels.ll

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