RFR: 8305236: Some LoadLoad barriers in the interpreter are unnecessary after JDK-8220051 [v3]

Wed Apr 19 07:48:52 UTC 2023

On Tue, 4 Apr 2023 02:21:20 GMT, David Holmes <dholmes at openjdk.org> wrote:

> This really needs approval by someone involved in the Aarch64 and RiscV ports, but given `notice_safepoints` is now only used by JVMTI and called from a VM operation at a safepoint, I concur that these `loadload` barriers have no role to play in "seeing" the updated dispatch table.

I don't think they ever had any such role to play, and I suspect they never have achieved anything.

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PR Comment: https://git.openjdk.org/jdk/pull/13244#issuecomment-1514285889