[jira] Updated: (HARMONY-5409) [drlvm][jit] Object.getClass implementation by vmmagics

["Pavel Pervov (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HARMONY-5409?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Pavel Pervov updated HARMONY-5409:
----------------------------------

    Summary: [drlvm][jit] Object.getClass implementation by vmmagics  (was: [drlvm]jit] Object.getClass implementation by vmmagics)

> [drlvm][jit] Object.getClass implementation by vmmagics
> -------------------------------------------------------
>
>                 Key: HARMONY-5409
>                 URL: https://issues.apache.org/jira/browse/HARMONY-5409
>             Project: Harmony
>          Issue Type: Improvement
>          Components: DRLVM
>            Reporter: Evgeniya Maenkova
>            Assignee: Mikhail Fursov
>         Attachments: getclass.diff, getclass2.diff, getClass_patch, SimpleGetClassTest.java
>
>
> Object.getClass implemented by vmmagics can give significant speedup (8x):
> $ /cygdrive/w/UBS/Builds/egm_r613191_getClass/bin/java -Xem:server SimpleGetClassTest 10000
> Warmup start...
> Warmup end....
> result:2016
> Administrator@EGMAENKO-MOBL /cygdrive/c/ecl_311_ws/MicroBenches/bin1
> $ /cygdrive/w/UBS/Builds/egm_r613191/bin/java -Xem:server SimpleGetClassTest 10000
> Warmup start...
> Warmup end....
> result:16016

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