RFR: 8260630: Templatize literal_size

[Kim Barrett]

On Fri, 29 Jan 2021 14:02:12 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> Please review a couple of small cleanups in Hashtable support.
>> 
>> (1) Replace some "default" overloads for literal_size with a template.  This
>> makes it easier to add new Hashtable value types whose sizes aren't
>> interesting for statistics printout.
>> 
>> (2) Trivial change to remove no longer used instantiation of Hashtable
>> support for oop values.
>> 
>> Testing:
>> mach5 tier1
>
> src/hotspot/share/utilities/hashtable.cpp line 120:
> 
>> 118: }
>> 119: 
>> 120: static int literal_size(oop obj) {
> 
> Is literal_size(oop) still needed?

It's used by literal_size(WeakHandle).

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PR: https://git.openjdk.java.net/jdk/pull/2310