RFR: 8346989: Deoptimization and re-compilation cycle with C2 compiled code

[Marc Chevalier]

On Thu, 6 Mar 2025 07:19:48 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

> You ask this in the PR description. I think I was not thinking about inlining but rather using the intrinsic. How much speedup does the intrinsic really deliver? Is it really better than pure Java?

My fault. I used "inline" instead of "intrinsic" because the functions implementing the intrinsic are called `inline_math_mathExact` and alike. So, I compared the intrinsic vs. the pure java implementation, that happens to be inlined. And intrinsic is a bit better.

I'll edit the text to fix that.

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PR Comment: https://git.openjdk.org/jdk/pull/23916#issuecomment-2703823132