RFR: 8358821: patch_verified_entry causes problems, use nmethod entry barriers instead [v2]

[Martin Doerr]

On Thu, 12 Jun 2025 19:54:28 GMT, Dean Long <dlong at openjdk.org> wrote:

> Thanks @TheRealMDoer for the suggestions, I incorporated all of them, however for shenandoahCodeRoots.cpp I decided to make arm() public, so the caller code doesn't need to know about the magic value 0.

Excellent! Thank you! I'll take another look over it and run tests.

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PR Comment: https://git.openjdk.org/jdk/pull/25764#issuecomment-2968024418