RFR 8198908: Add JVM support for preview features

[harold seigel]

Hi Lois,

Thanks for the review!  I'll add the comments before pushing the change.

Harold

On 4/5/2018 11:53 AM, Lois Foltan wrote:
> On 4/5/2018 11:18 AM, harold seigel wrote:
>
>> Hi,
>>
>> Please review this fix to implement the JVM part of JEP 12 
>> <https://bugs.openjdk.java.net/browse/JDK-8195734>. The changes 
>> involve modifications to JDK major and minor class version processing 
>> and adding additional logging.
>>
>> Open Webrev: http://cr.openjdk.java.net/~hseigel/bug_8198908/webrev/
>>
>> JBS Bug:  https://bugs.openjdk.java.net/browse/JDK-8198908
>>
>> CSR:  https://bugs.openjdk.java.net/browse/JDK-8200440
>>
>> This fix was tested with Mach5 tiers 1 and 2 tests and builds on all 
>> Mach5 platforms, with tiers 3-5 tests on Linux-x64, and with JCK-11 
>> Lang and VM tests.
>>
>> Thanks, Harold
>>
> Looks good but I would really like to see a comment explaining the 
> same details that are listed in the CSR specification section of 
> JDK-8200440 ahead of the verify_class_version() method in 
> classFileParser.cpp.
>
> I don't need to see another webrev.
> Thanks,
> Lois