RFR: 8293336: AOT-linking of invokedynamic for lambda expression and string concat [v5]

[Chen Liang]

On Fri, 18 Oct 2024 04:09:00 GMT, Ioi Lam <iklam at openjdk.org> wrote:

>> src/hotspot/share/cds/metaspaceShared.cpp line 873:
>> 
>>> 871:       Symbol* method_sig = vmSymbols::void_method_signature();
>>> 872:       JavaCalls::call_static(&result, vmClasses::Class_klass(),
>>> 873:                              method_name, method_sig, CHECK);
>> 
>> Is this a good candidate for a `runtimeResolve` helper method?  Can we roll it into the same mechanism as the other `runtimeResolve` classes use?
>
> `Class::reflectionFactory` is a large table that must be cleared, or else we will bring unwanted (unsupported) objects into the cache.
> 
> During runtime, `reflectionFactory` will be initialized on demand, so there's no need to explicitly create it with `runtimeSetup`.

That said, can reflectionFactory field be stable in the future with this?

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PR Review Comment: https://git.openjdk.org/jdk/pull/21143#discussion_r1805889297