[LAA] Support runtime checks for select GEP base pointers.
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Authored by fhahn on Nov 23 2021, 4:02 PM.

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Reviewers

Ayal
anemet
david-arm
huntergr
Meinersbur

Commits

rG5890b3010599: [LAA] Initial support for runtime checks with pointer selects.

Summary

Scaffolding support for generating runtime checks for multiple SCEV expressions
per pointer. The initial version just adds support for looking through
a single select.

The more sophisticated logic for analyzing forks is in D108699

Diff Detail

Repository: rG LLVM Github Monorepo

Event Timeline

fhahn created this revision.Nov 23 2021, 4:02 PM

Herald added a subscriber: hiraditya. · View Herald TranscriptNov 23 2021, 4:02 PM

fhahn requested review of this revision.Nov 23 2021, 4:02 PM

Herald added a project: Restricted Project. · View Herald TranscriptNov 23 2021, 4:02 PM

Herald added a subscriber: llvm-commits. · View Herald Transcript

fhahn retitled this revision from [LAA] Support runtime checks for select GEP base pointers. to [LAA] Support runtime checks for select GEP base pointers. (WIP).Nov 23 2021, 4:14 PM

fhahn mentioned this in D108699: [LAA] Analyze pointers forked by a select.Nov 23 2021, 4:19 PM

Harbormaster completed remote builds in B135745: Diff 389350.Nov 23 2021, 5:43 PM

rebased on top of precommitted tests, simplified code

Harbormaster completed remote builds in B136446: Diff 390350.Nov 29 2021, 9:09 AM

fhahn edited the summary of this revision. (Show Details)Nov 29 2021, 1:58 PM

fhahn added reviewers: Ayal, anemet, david-arm, huntergr.

peterwaller-arm added a subscriber: peterwaller-arm.Feb 15 2022, 5:12 AM

bsmith added a subscriber: bsmith.Feb 28 2022, 3:01 AM

fhahn mentioned this in rG3c1483609369: [LAA] Add test with simpler load of pointer select..Apr 10 2022, 2:55 PM

Rebase and stripped down logic for translating pointers to bare minimum.

Herald added a project: Restricted Project. · View Herald TranscriptApr 10 2022, 2:57 PM

Harbormaster completed remote builds in B158929: Diff 421813.Apr 10 2022, 3:44 PM

fhahn retitled this revision from [LAA] Support runtime checks for select GEP base pointers. (WIP) to [LAA] Support runtime checks for select GEP base pointers..Apr 11 2022, 4:28 AM

fhahn edited the summary of this revision. (Show Details)

Herald added a subscriber: javed.absar. · View Herald TranscriptApr 11 2022, 4:28 AM

ping :)

LGTM

This revision is now accepted and ready to land.Wed, May 4, 1:42 AM

This revision was landed with ongoing or failed builds.Thu, May 12, 11:34 AM

Closed by commit rG5890b3010599: [LAA] Initial support for runtime checks with pointer selects. (authored by fhahn). · Explain Why

This revision was automatically updated to reflect the committed changes.

fhahn added a commit: rG5890b3010599: [LAA] Initial support for runtime checks with pointer selects..