RFR: 8370983: Add methods for primitive operators to support method handles [v2]

[Per Minborg]

On Fri, 31 Oct 2025 22:15:43 GMT, Chen Liang <liach at openjdk.org> wrote:

> I strongly oppose adding operators corresponding to individual instructions. They are not the best primitive operations, and using them as methods in method handles may suffer the same problem as Objects::equals performance drop due to lack of dedicated separate profile due to shared bytecode.

I imagine this problem could be solved in C2?

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PR Comment: https://git.openjdk.org/jdk/pull/28081#issuecomment-3479580015