RFR: 8302068: Serial: Refactor oop closures used in Young GC [v2]

Fri Feb 10 15:05:21 UTC 2023

> The diff can be a bit hard to follow; it's best to view new code on its own.
> 
> Test: tier1-5

Albert Mingkun Yang has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains three commits:

 - merge
 - Merge branch 'master' into gen-oop
 - gen-oop

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Changes: https://git.openjdk.org/jdk/pull/12471/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=12471&range=01
  Stats: 544 lines in 12 files changed: 204 ins; 285 del; 55 mod
  Patch: https://git.openjdk.org/jdk/pull/12471.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/12471/head:pull/12471

PR: https://git.openjdk.org/jdk/pull/12471