RFR: 8322962: Upcall stub might go undetected when freezing frames

Patricio Chilano Mateo pchilanomate at openjdk.org
Mon Feb 26 15:25:15 UTC 2024


On Sat, 24 Feb 2024 06:02:14 GMT, Dean Long <dlong at openjdk.org> wrote:

> Is there a way to automatically detect missing calls to push_cont_fastpath?
>
There is a check at the beginning of freeze that we don't have interpreter or native frames if we take the fast path. This missed that we can also go from native->Java using the Panama API rather than JNI. But I changed that check now to explicitly verify that all frames in the stack are compiled. Please take a look.

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PR Comment: https://git.openjdk.org/jdk/pull/17964#issuecomment-1964391505


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