RFR: 8337702: Use new ForwardExceptionNode to call StubRoutines::forward_exception_entry() [v4]

[Vladimir Kozlov]

On Mon, 12 Aug 2024 06:35:53 GMT, Tobias Hotz <duke at openjdk.org> wrote:

>> Vladimir Kozlov has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   add ForwardExceptionNode type to vmStruct
>
> src/hotspot/share/opto/generateOptoStub.cpp line 258:
> 
>> 256: 
>> 257:   assert (StubRoutines::forward_exception_entry() != nullptr, "must be generated before");
>> 258:   Node *exc_target = makecon(TypeRawPtr::make( StubRoutines::forward_exception_entry() ));
> 
> `exc_target` is no longer used, so this should probably be removed

removed

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PR Review Comment: https://git.openjdk.org/jdk/pull/20437#discussion_r1714056302