[lworld] Integrated: 8341767: [lworld] JIT support for nullable, atomic, flat arrays

[Tobias Hartmann]

On Thu, 13 Mar 2025 07:29:43 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

> C1 and C2 support for the new nullable, atomic, flat arrays (see [JDK-8345995](https://bugs.openjdk.org/browse/JDK-8345995) for runtime). Follow-up work will be done with [JDK-8350865](https://bugs.openjdk.org/browse/JDK-8350865) and is marked with `// TODO 8350865` in the code. Most complexity is in C2 due to the additional runtime checks and the conversion between scalarized values and atomic accesses.
> 
> Thanks,
> Tobias

This pull request has now been integrated.

Changeset: a0b174f4
Author:    Tobias Hartmann <thartmann at openjdk.org>
URL:       https://git.openjdk.org/valhalla/commit/a0b174f4cf8166c5eff9c718045b5d3987c5e65c
Stats:     2500 lines in 63 files changed: 1874 ins; 335 del; 291 mod

8341767: [lworld] JIT support for nullable, atomic, flat arrays

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PR: https://git.openjdk.org/valhalla/pull/1397