RFR: 8330145: Serial: Refactor SerialHeap::scan_evacuated_objs

[Albert Mingkun Yang]

On Fri, 12 Apr 2024 13:26:44 GMT, Guoxiong Li <gli at openjdk.org> wrote:

>> Simple refactoring to extract oop-scanning logic from generation.
>
> src/hotspot/share/gc/serial/serialHeap.cpp line 797:
> 
>> 795:       break;
>> 796:     }
>> 797:   } while (true);
> 
> Why not keeping the previous ` while (!no_allocs_since_save_marks())`?

The old-gen-iteration should have ensured no alloc in old-gen, so only young-gen requires rechecking.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18750#discussion_r1562585562