RFR: 8317951: Refactor loading of zip library to help resolve JDK-8315220 [v3]

[David Holmes]

On Tue, 24 Oct 2023 10:12:12 GMT, Markus Grönlund <mgronlun at openjdk.org> wrote:

>> Sorry I don't follow. Anything that currently does vm_exit should continue to do so; and anything that does not should continue to do not. The current code does not appear to follow that.
>
> It follows that now, with the introduction of the vm_exit construct.

Sorry I am having a hard time seeing the equivalence. The original code doesn't potentially exit after a failed dll_lookup AFAICS - only a failed dl_load does that.

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PR Review Comment: https://git.openjdk.org/jdk/pull/16149#discussion_r1372364695