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[DAG] SimplifyDemandedBits OR(Op0,Op1) - attempt to simplify Op1 again once we have the known bits of Op0
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Authored by RKSimon on Jun 12 2022, 7:05 AM.

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Summary

Noticed while investigating the regressions in D125836

@foad You tried something similar on D87464 but weren't accounting for the already demanded bits of Op0 - the AND(Op0,Op1) case might need something similar.

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RKSimon created this revision.Jun 12 2022, 7:05 AM
Herald added a project: Restricted Project. · View Herald TranscriptJun 12 2022, 7:05 AM
RKSimon requested review of this revision.Jun 12 2022, 7:05 AM
Herald added a project: Restricted Project. · View Herald TranscriptJun 12 2022, 7:05 AM

Is this the same as D126117?

RKSimon abandoned this revision.Jun 12 2022, 10:41 AM

Yes it is - I've been trawling through my old branches and didn't realise I'd proposed this last month!