RFR: 8290892: C2: Intrinsify Reference.reachabilityFence [v3]

[Emanuel Peter]

On Tue, 17 Jun 2025 09:58:05 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> Vladimir Ivanov has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   renaming
>
> src/hotspot/share/opto/loopnode.hpp line 1485:
> 
>> 1483:   void remove_rf(Node* rf);
>> 1484: #ifdef ASSERT
>> 1485:   bool has_redundant_rfs(Unique_Node_List& ignored_rfs, bool rf_only);
> 
> I would prefer if all the method names spelled out `reachability_fences` instead of `rf / rfs`.

The arguments are less important for me.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25315#discussion_r2151856157