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[Passes] Remove LoopInterchange from O1 pipeline #145071

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Merged
merged 1 commit into from
Jun 23, 2025
Merged

[Passes] Remove LoopInterchange from O1 pipeline #145071

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3 changes: 0 additions & 3 deletions llvm/lib/Passes/PassBuilderPipelines.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -501,9 +501,6 @@ PassBuilder::buildO1FunctionSimplificationPipeline(OptimizationLevel Level,

LPM2.addPass(LoopDeletionPass());

if (PTO.LoopInterchange)
LPM2.addPass(LoopInterchangePass());

// Do not enable unrolling in PreLinkThinLTO phase during sample PGO
// because it changes IR to makes profile annotation in back compile
// inaccurate. The normal unroller doesn't pay attention to forced full unroll
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