RFR: JDK-8302335: IGV: Bytecode not showing [v2]

[Tobias Holenstein]

On Wed, 15 Feb 2023 18:12:29 GMT, Xin Liu <xliu at openjdk.org> wrote:

> > 0   bci: 1    VirtualCallData     count(5119) nonprofiled_count(0) entries(0)
> 
> Those are methoddata. Should we add a leading character such as '#' to distinct them from real bytecode? I believe that would simplify matching logic in IGV.

This would require a VM change for a printing flag. E.g. `-XX:+CIPrintMethodCodes` uses that code as well - I think we should leave it as it is because the main use is intended to be human-readable and it could break parsing of other uses (that we are not aware of)

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PR: https://git.openjdk.org/jdk/pull/12537