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Add extra Simplifier & gotoElim passes to warm/hot #20127

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Sep 18, 2024
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Add extra Simplifier & gotoElim passes to warm/hot #20127

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5 changes: 4 additions & 1 deletion runtime/compiler/optimizer/J9Optimizer.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -345,6 +345,8 @@ static const OptimizationStrategy warmStrategyOpts[] =
#endif
{ OMR::localCSE, OMR::IfLoopsAndNotProfiling },
{ OMR::idiomRecognition, OMR::IfLoopsAndNotProfiling },
{ OMR::treeSimplification },
{ OMR::redundantGotoElimination, OMR::IfEnabledAndNotJitProfiling },
{ OMR::blockSplitter },
{ OMR::treeSimplification }, // revisit; not really required ?
{ OMR::virtualGuardHeadMerger },
Expand Down Expand Up @@ -554,8 +556,9 @@ const OptimizationStrategy hotStrategyOpts[] =
{ OMR::earlyLocalGroup },
{ OMR::stripMiningGroup, OMR::IfLoops }, // strip mining in loops
{ OMR::loopReplicator, OMR::IfLoops }, // tail-duplication in loops
{ OMR::blockSplitter, OMR::IfNews }, // treeSimplification + blockSplitter + VP => opportunity for EA
{ OMR::expensiveGlobalValuePropagationGroup },
{ OMR::redundantGotoElimination, OMR::IfEnabledAndNotJitProfiling },
{ OMR::blockSplitter, OMR::IfNews }, // treeSimplification + blockSplitter + VP => opportunity for EA
{ OMR::localCSE, OMR::IfVectorAPI },
{ OMR::loopCanonicalization, OMR::IfVectorAPI },
{ OMR::partialRedundancyEliminationGroup, OMR::IfVectorAPI },
Expand Down