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https://issues.apache.org/jira/browse/HIVE-10189?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14482441#comment-14482441
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Mostafa Mokhtar commented on HIVE-10189:
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[~Ferd]
Thanks for the doc, I used JITWatch to achieve similar results a while ago.
http://zeroturnaround.com/rebellabs/why-it-rocks-to-finally-understand-java-jit-with-jitwatch/
Arithmetic operations is one use case, any idea how to get parallel_shift and
shuffle instructions?
Have you looked into JVI ?
http://people.apache.org/~xli/papers/npc10_java_vectorization.pdf
Tried finding the actual library without any luck.
> Create a micro benchmark tool for vectorization to evaluate the performance
> gain after SIMD optimization
> --------------------------------------------------------------------------------------------------------
>
> Key: HIVE-10189
> URL: https://issues.apache.org/jira/browse/HIVE-10189
> Project: Hive
> Issue Type: Sub-task
> Reporter: Ferdinand Xu
> Assignee: Ferdinand Xu
> Attachments: avx-64.docx
>
>
> We should show the performance gain from SIMD optimization.
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