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From "Pavel Ozhdikhin (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HARMONY-3630) [drlvm][jit] profile-based devirtualization of abstract and virtual calls
Date Thu, 24 May 2007 07:34:16 GMT

     [ https://issues.apache.org/jira/browse/HARMONY-3630?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Pavel Ozhdikhin updated HARMONY-3630:
-------------------------------------

    Attachment: devirt_benchmarks.diff

Micro-benchmarks to measure the performance for various types of calls.
abstractCall should benefit from the patch, directCall, interfaceCall and virtualCall must
not degrade.


> [drlvm][jit] profile-based devirtualization of abstract and virtual calls
> -------------------------------------------------------------------------
>
>                 Key: HARMONY-3630
>                 URL: https://issues.apache.org/jira/browse/HARMONY-3630
>             Project: Harmony
>          Issue Type: Improvement
>          Components: DRLVM
>         Environment: rhel4, core2, gcc 4.1.0
>            Reporter: Naveen Neelakantam
>         Attachments: abstract_devirt_20070523.patch, devirt.emconf, devirt_benchmarks.diff,
profiled_devirt.patch
>
>
> The attached patch adds profile-based devirtualization of abstract and virtual calls.
> The file devirt.emconf enables both (and is based on server.emconf).

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