On Sat, 10 Oct 2020 08:34:23 GMT, Richard Reingruber <rr...@openjdk.org> wrote:

>> Hi,
>> 
>> this is the continuation of the review of the implementation for:
>> 
>> https://bugs.openjdk.java.net/browse/JDK-8227745
>> https://bugs.openjdk.java.net/browse/JDK-8233915
>> 
>> It allows for JIT optimizations based on escape analysis even if JVMTI 
>> agents acquire capabilities to access references
>> to objects that are subject to such optimizations, e.g. scalar replacement. 
>> The implementation reverts such
>> optimizations just before access very much as when switching from JIT 
>> compiled execution to the interpreter, aka
>> "deoptimization".  Webrev.8 was the last one before before the transition to 
>> Git/Github:
>> 
>> http://cr.openjdk.java.net/~rrich/webrevs/8227745/webrev.8/
>> 
>> Thanks, Richard.
>
> Richard Reingruber has updated the pull request with a new target base due to 
> a merge or a rebase. The pull request now
> contains 21 commits:
>  - The constructor of StackFrameStream takes more parameters after JDK-8253180
>  - Merge branch 'master' into JDK-8227745
>  - Merge branch 'master' into JDK-8227745
>  - Merge branch 'master' into JDK-8227745
>  - Factorized fragment out of EscapeBarrier::deoptimize_objects_internal into 
> new method in compiledVFrame.
>  - More smaller changes proposed by Serguei.
>  - jvmtiDeferredUpdates.hpp: remove forward declarations.
>  - jvmtiDeferredLocalVariable: move member variables to the beginning of the 
> class definition.
>  - jvmtiDeferredUpdates.hpp: add/remove empty lines and improve indentation.
>  - Merge branch 'master' into JDK-8227745
>  - ... and 11 more: 
> https://git.openjdk.java.net/jdk/compare/aaa0a2a0...06b139a9

Good.

-------------

Marked as reviewed by kvn (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/119

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