RFR: 8332603: [PPC64] Improve itable_stub [v4]

Sat Jun 22 03:38:19 UTC 2024

On Fri, 21 Jun 2024 19:02:56 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> I guess the old code uses slightly better instruction sequences which more than compensate the overhead of iterating twice. 

Similar issue I'm facing for s390x as well. We are not getting that much performance improvement as aarch64 & x86 are showing. I'll look further into it.

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PR Comment: https://git.openjdk.org/jdk/pull/19733#issuecomment-2183758743