[PATCH] D158843: [ConstraintElim] Move just before loop simplification pipeline.

[Florian Hahn via Phabricator via llvm-commits]

fhahn created this revision.
fhahn added reviewers: nikic, zjaffal, mkazantsev, rapidsna, antoniofrighetto.
Herald added subscribers: ormris, StephenFan, wenlei, steven_wu, javed.absar, hiraditya.
Herald added a project: All.
fhahn requested review of this revision.
Herald added a project: LLVM.

Adjust the pipeline slightly to move ConstraintElim just before the loop
simplification pipeline. This increases the number of cases where SCEV
should can preserved in the future. It also allows additional
simplification after SimplifyCFG converts switches to regular compares.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D158843

Files:
  llvm/lib/Passes/PassBuilderPipelines.cpp
  llvm/test/Other/new-pm-defaults.ll
  llvm/test/Other/new-pm-thinlto-postlink-defaults.ll
  llvm/test/Other/new-pm-thinlto-postlink-pgo-defaults.ll
  llvm/test/Other/new-pm-thinlto-postlink-samplepgo-defaults.ll
  llvm/test/Other/new-pm-thinlto-prelink-defaults.ll
  llvm/test/Other/new-pm-thinlto-prelink-pgo-defaults.ll
  llvm/test/Other/new-pm-thinlto-prelink-samplepgo-defaults.ll

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