RFR(S): 8224580: Matcher can cause oop field/array element to be reloaded

Nils Eliasson nils.eliasson at oracle.com
Wed May 29 12:21:34 UTC 2019

Looks good!


/ Nils

On 2019-05-29 12:18, Roman Kennke wrote:
>>> The change looks reasonable to me.
>>> I have run tests with the patch and can confirm that the original bug
>>> went away. I've also run a bunch of other tests and workloads and looks
>>> good too.
>> Thanks Roman. Anyone else for this?
>> Shenandoah needs this for a key change that's also out for review:
>> https://mail.openjdk.java.net/pipermail/hotspot-gc-dev/2019-May/025931.html
>> (8224584: Shenandoah: Eliminate forwarding pointer word)
> FWIW, I've pushed the "8224584: Shenandoah: Eliminate forwarding pointer
> word" change, in order to unblock our work. It is really important to
> fix this nasty bug though. Can we please get another review from
> C2/compiler folks?
> Thanks,
> Roman

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