RFR: 8342818: Implement JEP 509: JFR CPU-Time Profiling [v5]

[Markus Grönlund]

On Mon, 26 May 2025 08:44:26 GMT, Johannes Bechberger <jbechberger at openjdk.org> wrote:

>> Could you give me a hand with the conversion?
>
> My code is the inversion of
> 
> 
> template <typename TimeSource, const int unit>
> inline double conversion(typename TimeSource::Type& value) {
>   return (double)value * ((double)unit / (double)TimeSource::frequency());
> }

(value * (unit / frequency)) != (value / unit * frequency)

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PR Review Comment: https://git.openjdk.org/jdk/pull/25302#discussion_r2107424093