[jdk25] RFR: 8360679: Shenandoah: AOT saved adapter calls into broken GC barrier stub

[Aleksey Shipilev]

On Thu, 24 Jul 2025 15:59:37 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Backports the AOT- Shenandoah- AArch64- specific bugfix for JDK 25 regression. JDK 25 RDP2 approval is pending.
> 
> Additional testing:
>  - [x] Linux AArch64 server fastdebug, `runtime/cds` with `-XX:+UseShenandoahGC` (now passes)
>  - [x] Linux AArch64 server fastdebug, `hotspot_gc_shenandoah` (still passes)

Thank you! Here goes.

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PR Comment: https://git.openjdk.org/jdk/pull/26464#issuecomment-3116827003