RFR: 8325937: runtime/handshake/HandshakeDirectTest.java causes "monitor end should be strictly below the frame pointer" assertion failure on AArch64 [v2]

[David Holmes]

On Thu, 3 Oct 2024 19:01:45 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

> As that would be for the MutexLocker which is now "missing" it. (not sure if it's problem or not)

@robehn can you elaborate please on exactly what this fence is keeping separate and which is the code path that might see the reordered operations.

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PR Comment: https://git.openjdk.org/jdk/pull/21295#issuecomment-2392298521