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| author | Alina Sbirlea <asbirlea@google.com> | 2019-05-23 19:35:40 +0000 |
|---|---|---|
| committer | Alina Sbirlea <asbirlea@google.com> | 2019-05-23 19:35:40 +0000 |
| commit | e4b27869c60cb1311c4396e057c21573e19e62cd (patch) | |
| tree | c9919fdf901333ef9ab0a28d97046c97333f315c /llvm/lib/Passes | |
| parent | a83bf477702e96f2ca9e1e21a59704b11f58f958 (diff) | |
| download | bcm5719-llvm-e4b27869c60cb1311c4396e057c21573e19e62cd.tar.gz bcm5719-llvm-e4b27869c60cb1311c4396e057c21573e19e62cd.zip | |
[NewPassManager] Add tuning option: LoopUnrolling [NFC].
Summary: Mirror tuning option from old pass manager in new pass manager.
Reviewers: chandlerc
Subscribers: jlebar, dmgreen, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D61618
llvm-svn: 361540
Diffstat (limited to 'llvm/lib/Passes')
| -rw-r--r-- | llvm/lib/Passes/PassBuilder.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/llvm/lib/Passes/PassBuilder.cpp b/llvm/lib/Passes/PassBuilder.cpp index c7976ce2702..1d17f91d5a8 100644 --- a/llvm/lib/Passes/PassBuilder.cpp +++ b/llvm/lib/Passes/PassBuilder.cpp @@ -217,6 +217,7 @@ PipelineTuningOptions::PipelineTuningOptions() { LoopInterleaving = EnableLoopInterleaving; LoopVectorization = EnableLoopVectorization; SLPVectorization = RunSLPVectorization; + LoopUnrolling = true; LicmMssaOptCap = SetLicmMssaOptCap; LicmMssaNoAccForPromotionCap = SetLicmMssaNoAccForPromotionCap; } @@ -459,8 +460,9 @@ PassBuilder::buildFunctionSimplificationPipeline(OptimizationLevel Level, // Do not enable unrolling in PreLinkThinLTO phase during sample PGO // because it changes IR to makes profile annotation in back compile // inaccurate. - if (Phase != ThinLTOPhase::PreLink || !PGOOpt || - PGOOpt->Action != PGOOptions::SampleUse) + if ((Phase != ThinLTOPhase::PreLink || !PGOOpt || + PGOOpt->Action != PGOOptions::SampleUse) && + PTO.LoopUnrolling) LPM2.addPass(LoopFullUnrollPass(Level)); for (auto &C : LoopOptimizerEndEPCallbacks) @@ -907,7 +909,8 @@ ModulePassManager PassBuilder::buildModuleOptimizationPipeline( OptimizePM.addPass( createFunctionToLoopPassAdaptor(LoopUnrollAndJamPass(Level))); } - OptimizePM.addPass(LoopUnrollPass(LoopUnrollOptions(Level))); + if (PTO.LoopUnrolling) + OptimizePM.addPass(LoopUnrollPass(LoopUnrollOptions(Level))); OptimizePM.addPass(WarnMissedTransformationsPass()); OptimizePM.addPass(InstCombinePass()); OptimizePM.addPass(RequireAnalysisPass<OptimizationRemarkEmitterAnalysis, Function>()); |
