RFR: 8371820: Further AES performance improvements for key schedule generation [v3]

[Martin Doerr]

On Tue, 18 Nov 2025 18:40:12 GMT, Valerie Peng <valeriep at openjdk.org> wrote:

>> Martin Doerr has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   More minor cleanup.
>
> src/java.base/share/classes/com/sun/crypto/provider/AES_Crypt.java line 62:
> 
>> 60:     private int[] sessionKe = null; // key for encryption
>> 61:     private int[] sessionKd = null; // preprocessed key for decryption
>> 62:     private int[] K = null; // preprocessed key in case of decryption
> 
> I find the comment confusing as `K` is sometimes assigned with `sessionKe`, so it can't be used only for decryption?

Thanks for looking at it! I've merged my additional proposal. `K` is removed, now. Does the Java part look ok? I'll ask for a hotspot review once the Java part is fine.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28299#discussion_r2539714325