RFR: 8335147: Serial: Refactor TenuredGeneration::promote [v3]

[Thomas Schatzl]

On Tue, 2 Jul 2024 08:41:38 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Trivial extracting "copying" logic from old-gen-allocation method to unify the use of `Copy` and `transform_stack_chunk` in young-gc promotion path.
>
> Albert Mingkun Yang has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains four additional commits since the last revision:
> 
>  - review
>  - Merge branch 'master' into s1-alloc-promote
>  - Merge branch 'master' into s1-alloc-promote
>  - s1-alloc-promote

Marked as reviewed by tschatzl (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/19899#pullrequestreview-2153391830