[jdk17u] RFR: 8275586: Zero: Simplify interpreter initialization

[Goetz Lindenmaier]

On Tue, 16 Nov 2021 10:47:24 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to improve Zero interpreter initialization and prepare for other clean Zero backports.
> 
> Additional testing:
>  - [x] Linux x86_64 Zero build
>  - [x]  Linux x86_64 Zero bootcycle-images

Please redo the PR on jdk17u-dev.  Then you can push.

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PR: https://git.openjdk.java.net/jdk17u/pull/271