RFR: 8306855: [s390x] fix difference in abi sizes [v2]

[Martin Doerr]

On Tue, 25 Apr 2023 17:30:18 GMT, Amit Kumar <amitkumar at openjdk.org> wrote:

>> This PR equals the interpreter, native abi sizes. JIT abi is completely removed as it was not being used anywhere in s390x code base. Apart form it, `z_abi_16` was replaced by `z_common_abi` and some other renaming followed this ladder.
>> 
>> Builds `slowdebug, fastdebug, release, optimized` are okay. `tier1-tests on fastdebug-build` are not affected as well.
>
> Amit Kumar has updated the pull request incrementally with one additional commit since the last revision:
> 
>   updates header years

LGTM. Seems like `uint64_t toc` was taken from PPC64, but doesn't make sense for s390x. At least, I couldn't find it in the ABI spec.

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Marked as reviewed by mdoerr (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/13650#pullrequestreview-1401707831