[DAG] Fold (sext (sext_inreg x)) -> (sext (trunc x)) if the trunc is free#77616

Merged

RKSimon merged 1 commit intollvm:mainfrom RKSimon:perf/sextsext

Jan 11, 2024

+7-8

Commits on Jan 10, 2024

[DAG] Fold (sext (sext_inreg x)) -> (sext (trunc x)) if the trunc is free.
RKSimon
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