RFR: 8314265: Fix -Wconversion warnings in miscellaneous runtime code [v7]

[David Holmes]

On Thu, 17 Aug 2023 01:01:02 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> Fix MaxElementPrintSize and casts. Also fixed miscellaneous -Wconversion warnings in runtime code.  This is the last one I'm going to do for runtime for a while.
>> Tested with tier1-4.
>
> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
> 
>   put sizes back to uint32_t.

Mostly okay. One change I'd like reverted. A few queries - in particular with the Elf file stuff it is hard to see how you decided the new sizes for some variables.

Thanks.

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Changes requested by dholmes (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/15233#pullrequestreview-1581595070