[lilliput-jdk17u:lilliput] Integrated: 8310231: [Lilliput/JDK17] Disable compact headers by default

[Aleksey Shipilev]

On Fri, 16 Jun 2023 16:25:52 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Same as https://github.com/openjdk/lilliput/pull/99.
> 
> Note that I also reverted the change to `UseCompressedClassPointers`, for extra safety.
> 
> Additional testing:
>  - [x] Checked sample `@flagless` tests run with/without `UCOH`
>  - [x] Linux AArch64 tier1, out of box
>  - [x] Linux AArch64 tier1, `-XX:+UnlockExperimentalVMOptions -XX:+UseCompactObjectHeaders`
>  - [x] Linux AArch64 tier1, `-XX:+UnlockExperimentalVMOptions -XX:-UseCompactObjectHeaders`

This pull request has now been integrated.

Changeset: 2af7fdb7
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/lilliput-jdk17u/commit/2af7fdb76e42d8294342ad019e592e7d5fd556f6
Stats:     7 lines in 2 files changed: 4 ins; 0 del; 3 mod

8310231: [Lilliput/JDK17] Disable compact headers by default

Reviewed-by: rkennke

-------------

PR: https://git.openjdk.org/lilliput-jdk17u/pull/33