RFR: 8283298: Make CodeCacheSegmentSize a product flag

[Dean Long]

On Thu, 17 Mar 2022 08:27:25 GMT, Jie Fu <jiefu at openjdk.org> wrote:

> Hi all,
> 
> As discussed in https://github.com/openjdk/jdk/pull/7830, this patch makes `CodeCacheSegmentSize` a product flag.
> It also fixes two bugs when testing the release VM with CodeEntryAlignment={512, 1024}.
> Please review it.
> 
> Thanks.
> Best regards,
> Jie

Looks good to me.

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Marked as reviewed by dlong (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/7851