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https://issues.apache.org/jira/browse/ARROW-9038?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17168350#comment-17168350
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Yibo Cai commented on ARROW-9038:
---------------------------------
No obvious performance change after applying the changes. Patch attached for
reference [^bit-blk-cnt.diff]
> [C++] Improve BitBlockCounter
> -----------------------------
>
> Key: ARROW-9038
> URL: https://issues.apache.org/jira/browse/ARROW-9038
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Reporter: Yibo Cai
> Assignee: Yibo Cai
> Priority: Minor
> Attachments: bit-blk-cnt.diff
>
>
> ARROW-9029 implements BitBlockCounter. There are chances to improve pops
> counting performance per this review comment:
> https://github.com/apache/arrow/pull/7346#discussion_r435005226
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