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Posted to issues@hive.apache.org by "Teddy Choi (JIRA)" <ji...@apache.org> on 2017/02/21 09:04:44 UTC

[jira] [Commented] (HIVE-15824) Loop optimization for SIMD in double comparisons

    [ https://issues.apache.org/jira/browse/HIVE-15824?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15875638#comment-15875638 ] 

Teddy Choi commented on HIVE-15824:
-----------------------------------

I tried Double.doubleToRawLongBits, but there was no significant performance impact.

> Loop optimization for SIMD in double comparisons
> ------------------------------------------------
>
>                 Key: HIVE-15824
>                 URL: https://issues.apache.org/jira/browse/HIVE-15824
>             Project: Hive
>          Issue Type: Sub-task
>            Reporter: Teddy Choi
>            Assignee: Teddy Choi
>
> Use Double.doubleToRawLongBits, HIVE-11533 to optimize double comparisons.



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