RFR: JDK-8316756: C2 EA fails with "missing memory path" when encountering unsafe_arraycopy stub call [v3]

[Christian Hagedorn]

On Wed, 17 Jan 2024 06:45:21 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

>> No. There is another case (DTrace runtime call) with narrow memory: [parseHelper.cpp#L54](https://github.com/openjdk/jdk/blob/master/src/hotspot/share/opto/parseHelper.cpp#L54)
>
> Since we need to integrate this P3 until tomorrow (Thursday), I'd suggest to integrate as-is and add the idea of adding an assert to the follow-up RFE.

> No. There is another case (DTrace runtime call) with narrow memory: [parseHelper.cpp#L54](https://github.com/openjdk/jdk/blob/master/src/hotspot/share/opto/parseHelper.cpp#L54)

That's right. We would need to assert this case as well. But as Tobias suggested, let's move on without any additional assertions for now.

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PR Review Comment: https://git.openjdk.org/jdk/pull/17347#discussion_r1454776654