RFR: 8368811: [Leyden] Use AOTRuntimeConstants table for card_table::_byte_map_base [v2]

[Vladimir Kozlov]

On Thu, 2 Oct 2025 08:50:53 GMT, Andrew Dinn <adinn at openjdk.org> wrote:

> I'm not sure why we are seeing a Shenandoah timeout but it ought to be unrelated as Shenandoah barriers are 1) independent of the (G1) region grain size and 2) access the card table base via a thread local.

I did not look on Shenandoah barriers - there could be issues there.

There test throws OOM:

 stderr: [Exception in thread "Thread-0" java.lang.OutOfMemoryError: Java heap space
2025-10-02T06:56:37.6700940Z 	at TestThreadFailure$NastyThread.run(TestThreadFailure.java:49)
2025-10-02T06:56:37.6701860Z Exception in thread "Thread-1" java.lang.OutOfMemoryError: Java heap space
2025-10-02T06:56:37.6702380Z 	at TestThreadFailure$NastyThread.run(TestThreadFailure.java:49)

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PR Comment: https://git.openjdk.org/leyden/pull/102#issuecomment-3361957950