[jdk21u] RFR: 8314220: Configurable InlineCacheBuffer size

[Aleksey Shipilev]

On Tue, 5 Dec 2023 17:48:25 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to allow tuning ICBuffer size, important to dodge many ICBufferFull safepoints.
> 
> Additional testing:
>  - [x] Eyeballing `-XX:+TraceICBuffer` output on ad-hoc workloads

Closed in favor of  openjdk/jdk21u-dev#6.

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PR Comment: https://git.openjdk.org/jdk21u/pull/419#issuecomment-1853663750