[9] RFR(S): 8156760: VM crashes if -XX:-ReduceInitialCardMarks is set

Tobias Hartmann tobias.hartmann at oracle.com
Tue May 31 11:27:01 UTC 2016

Hi Thomas,

On 31.05.2016 13:08, Thomas Schatzl wrote:
> Hi Tobias,
> On Mon, 2016-05-30 at 09:23 +0200, Tobias Hartmann wrote:
>> Hi,
>> all tests passed (link is attached to the bug). Is everyone fine with
>> the latest webrev?
>> http://cr.openjdk.java.net/~thartmann/8156760/webrev.02/
>   I would think it is good. I believe the necessary actions (card
> marking) are taken with -XX:-ReduceInitialCardMarks from the comments,
> in the places I would expect them. However my C2-fu is limited to
> hacking together barriers, so I am honestly unable to verify that the
> code in detail is correct.

Thanks for looking at this again!

> Somebody more knowledgable in C2 in general needs to look at this.
> If you have time, copyrights may need to be fixed up. I do not need a
> re-review for that.

Right, I updated the copyright dates in-place.


> Thanks,
>   Thomas

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