[9] RFR 8172990: [AOT] Missing GC scan of _metaspace_got array containing Klass*

[dean.long at oracle.com]

Looks good.

dl


On 1/18/17 12:31 PM, Vladimir Kozlov wrote:
> http://cr.openjdk.java.net/~kvn/8172990/webrev
> https://bugs.openjdk.java.net/browse/JDK-8172990
>
> The code which scans _metaspace_got array is commented out. 
> Unfortunately called AOTCompiledMethod::metadata_do() does not iterate 
> over all Klass* which could be referenced by AOT code by accessing 
> _metaspace_got array.
>
> Added _metaspace_got array scan back but removed duplicated code from it.
> Changed _metaspace_got array generation during AOT compilation to 
> avoid having non Klass* or NULL values in it.
> Added missing Method* scan in non virtual call stubs.
> Cleaned up unused code and old invalid comments.
>
> Thanks,
> Vladimir
>