[lilliput-jdk17u:lilliput] RFR: 8304702: [Lilliput/JDK17] Increase size of C2HandleAnonOMOwnerStub on x86

Wed Mar 22 11:00:17 UTC 2023

On Wed, 22 Mar 2023 06:58:51 GMT, Roman Kennke <rkennke at openjdk.org> wrote:

> Deeper testing has revealed that the C2HandleAnonOMOwnerStub can take 18 bytes instead of currently used 17. We shall increase the max_size() for that stub. I haven't seen it on any of my machines, but it came up in testing of [JDK-8291555](https://bugs.openjdk.org/browse/JDK-8291555) in Oracle's testing infra. It's probably rare and/or machine dependent.
> 
> Testing:
>  - [x] tier1

Marked as reviewed by shade (Reviewer).

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PR Review: https://git.openjdk.org/lilliput-jdk17u/pull/14#pullrequestreview-1352293544