RFR: 8318363: Foreign benchmarks fail to build on some platforms [v2]

[Maurizio Cimadamore]

On Wed, 18 Oct 2023 08:30:37 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> Recent regression, see bug. The fix is to use the proper `jlong <-> ptr` converters.
>> 
>> Additional testing:
>>  - [x] Build now passes on ARM32
>>  - [x] Two affected JMH benchmarks still run
>
> Aleksey Shipilev has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Use jlong.h

Thanks for taking care of this

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Marked as reviewed by mcimadamore (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/16228#pullrequestreview-1684673351