RFR: 8365926: RISC-V: Performance regression in renaissance (chi-square) [v2]

[Hamlin Li]

On Tue, 2 Sep 2025 19:28:51 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

> ```
> Using trampolines:
> ##############
> --- Statistical Analysis ---
> Average (Mean):     3610.00
> Median:             3645.09
> Standard Deviation: 297.11
> --------------------------
> 
> Using load calls:
> ##############
> --- Statistical Analysis ---
> Average (Mean):     3691.09
> Median:             3793.11
> Standard Deviation: 403.80
> --------------------------
> ```

Not sure if I understood the data right. Does this mean old trampolines perform better than new implementation related to benchmark chi-square?

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PR Comment: https://git.openjdk.org/jdk/pull/26944#issuecomment-3248164717