RFR: Enable array access instrumentation for aarch64

[Man Cao]

On Fri, 29 May 2020 04:09:57 GMT, Arthur Eubanks <aeubanks at openjdk.org> wrote:

>>> Hi Arthur,
>>> 
>>> Thanks for your review.
>>> 
>>> We (@jhe33 @erik1iu ) will do more testing about TSAN recently, and also intend to spend some time to investigate if
>>> it's possible to enable TSAN in C1 compiler. I suppose there would not have patch delivery in the short term.
>>> Finally, thanks for your (your team's) pre-investigation and lots of common works on TSAN, which is a great work for
>>> the whole project and gives us great help.
>>> B&R
>>> Eric
>> 
>> yes, it's really helpful for us, thanks @aeubanks @caoman.
>
> Internally we actually have an implementation of TSan for C1 that's based on JDK 8 but it's not really tested. The
> person who worked on it is no longer involved with the project, but it might be useful if we somehow create a patch
> containing those changes.

Great to see the tests are working!
My apology on not having time to review recent commits. I'll take a closer look when I have time.

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PR: https://git.openjdk.java.net/tsan/pull/13