Differential D142669

[VPlan] Allow planning with different cost models (WIP).
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Authored by fhahn on Jan 26 2023, 2:12 PM.

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Summary

This patch extends LVP to support planning with multiple cost-models.

This may help to simplify D142015.

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Repository: rG LLVM Github Monorepo

Event Timeline

fhahn created this revision.Jan 26 2023, 2:12 PM

Herald added a project: Restricted Project. · View Herald TranscriptJan 26 2023, 2:12 PM

Herald added subscribers: StephenFan, tschuett, psnobl and 3 others. · View Herald Transcript

fhahn requested review of this revision.Jan 26 2023, 2:12 PM

Herald added a project: Restricted Project. · View Herald TranscriptJan 26 2023, 2:12 PM

Herald added subscribers: llvm-commits, pcwang-thead, vkmr. · View Herald Transcript

fhahn mentioned this in D142670: [LV] Allow forcing tail folding when constructing the cost model (WIP)..Jan 26 2023, 2:15 PM

fhahn mentioned this in D142674: [LV] Move collect* calls to LVP::plan() (NFC)..Jan 26 2023, 3:07 PM

fhahn added a parent revision: D142674: [LV] Move collect* calls to LVP::plan() (NFC)..Jan 26 2023, 3:07 PM

fhahn added a child revision: D142670: [LV] Allow forcing tail folding when constructing the cost model (WIP)..

Improve plan selection.

fhahn mentioned this in D142015: [LV] Plan with and without FoldTailByMasking.Jan 26 2023, 3:09 PM

Harbormaster completed remote builds in B210232: Diff 492583.Jan 26 2023, 4:31 PM

Rebase on top of D143938

Harbormaster completed remote builds in B213482: Diff 497069.Feb 13 2023, 12:14 PM

arcbbb added a subscriber: arcbbb.Feb 16 2023, 7:23 AM

Revision Contents
Changeset List

Path

Size

llvm/

lib/

Transforms/

Vectorize/

LoopVectorizationPlanner.h

24 lines

LoopVectorize.cpp

97 lines

Diff 497069

llvm/lib/Transforms/Vectorize/LoopVectorizationPlanner.h

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llvm/lib/Transforms/Vectorize/LoopVectorize.cpp

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