RFR: 8253303 G1: Move static initialization of G1FromCardCache to a proper location

[Albert Mingkun Yang]

On Fri, 18 Sep 2020 11:17:08 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

> in src/hotspot/share/gc/g1/g1RemSet.cpp:
> 
>  488 void G1RemSet::initialize(uint max_reserved_regions) {
>  489 G1FromCardCache::initialize(num_par_rem_sets(), max_reserved_regions);
>  490 _scan_state->initialize(max_reserved_regions);
>  491 }
> 
> the static initialization is piggy-backed to G1RemSet instance initialization which is rather bad style. Fortunately
> there is only one G1RemSet instance and that method is only called once so no functional issue.
> This change moves the initialization call, and after a bit of analysis move some more related code to more appropriate
> places.
> Testing: local compilation, jtreg gc/g1, tier1-3 running

Marked as reviewed by ayang (Author).

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PR: https://git.openjdk.java.net/jdk/pull/247