RFR: Cleanups, TODOs, asserts (part 1) [v5]

Y. Srinivas Ramakrishna ysr at openjdk.org
Mon Apr 10 21:35:21 UTC 2023


On Mon, 10 Apr 2023 18:10:52 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> I have been reading the `openjdk/shenandoah` vs `openjdk/jdk` diff and these are the simple code massages we can do to improve and bullet-proof the code, hopefully without changing the semantics. This would continue with more parts later.
>> 
>> Additional testing:
>>  - [x] macos-aarch64-server-fastdebug (some pre-existing failures)
>
> Aleksey Shipilev has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 15 commits:
> 
>  - Merge branch 'master' into upstream-cleanup-1
>  - Refine TODO
>  - Remove unnecessary comment
>  - Fix a little indentation error
>  - New assert fires, but instead of fixing it, remove useless live_memory completely
>  - Reverse bad fix
>  - More fixes
>  - More work
>  - More improvements
>  - More touchups
>  - ... and 5 more: https://git.openjdk.org/shenandoah/compare/461f0831...c0af0d7e

src/hotspot/share/gc/shenandoah/shenandoahConcurrentMark.cpp line 181:

> 179:   ShenandoahConcurrentWorkerSession worker_session(worker_id);
> 180:   ShenandoahObjToScanQueue* q = _queue_set->queue(worker_id);
> 181:   ShenandoahObjToScanQueue* old = (_old_queue_set == nullptr) ?

call this `old_q` too like you did above at line 121?

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PR Review Comment: https://git.openjdk.org/shenandoah/pull/245#discussion_r1162105888


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