[lworld] RFR: 8235914: [lworld] Profile acmp bytecode

[Roland Westrelin]

On Fri, 25 Sep 2020 14:23:59 GMT, Roland Westrelin <roland at openjdk.org> wrote:

> @rose00 Thanks for the discussion and suggestions. I propose I file 2 RFEs for this (one to improve handling of known
> inline types at acmp and another one to improve profile collection at acmp). I think the patch as it is today is a
> worthwhile improvement and I'd like to move forward with it as it is (even small improvements to profiling can turn out
> to be quite a bit of work given the interpreter, c1 and c2 all need to be adjusted).

Actually there's already an RFE for that:
https://bugs.openjdk.java.net/browse/JDK-8228361

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PR: https://git.openjdk.java.net/valhalla/pull/185