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From "Alexey Varlamov (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (HARMONY-2542) [drlvm][jit][opt] instanceOf helper call into VTable comparison if targetType is final
Date Wed, 13 Dec 2006 13:31:23 GMT
     [ http://issues.apache.org/jira/browse/HARMONY-2542?page=all ]

Alexey Varlamov reassigned HARMONY-2542:
----------------------------------------

    Assignee: Alexey Varlamov

> [drlvm][jit][opt] instanceOf helper call into VTable comparison if targetType is final
> --------------------------------------------------------------------------------------
>
>                 Key: HARMONY-2542
>                 URL: http://issues.apache.org/jira/browse/HARMONY-2542
>             Project: Harmony
>          Issue Type: Improvement
>          Components: DRLVM
>            Reporter: George Timoshenko
>         Assigned To: Alexey Varlamov
>            Priority: Minor
>         Attachments: HARMONY-2542.patch
>
>
> If target type of instanceOf instruction is final we can just compare VTables of srcType
and targetType.
> if they are equal --> return 1
> if not, or src==0 --> return 0

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