RFR: 8281079: [s390] Unify Address Operand Encoding in Instruction Emitters [v3]

[Lutz Schmidt]

On Mon, 28 Feb 2022 17:10:26 GMT, Lutz Schmidt <lucy at openjdk.org> wrote:

>> May I please request reviews for this cleanup and unification change. It streamlines the address operand emitters for all instructions. As such, the modifications are widespread and may be cumbersome to review. Please ask questions if anything is unclear.
>> 
>> SAP does not maintain a full s390x build and test environment any longer. I would therefore very much appreciate if somebody would run a build and test cycle on s390x. 
>> 
>> As this is a s390x-only change, other platforms are not impacted.
>
> Lutz Schmidt has updated the pull request incrementally with one additional commit since the last revision:
> 
>   minor comment adaptations and code formatting

This PR has been lingering around for 14 days now since my last request for a second review. 
@backwaterred Could you please try to get approval from those in charge that I can integrate this PR? As mentioned above, we have a port of this PR to HotSpot 11 running in our in-house builds and tests since three weeks now - not a single issue. Thanks!

-------------

PR: https://git.openjdk.java.net/jdk/pull/7324