RFR: 8286367: riscv: riscv port is broken after JDK-8284161

[Yadong Wang]

On Mon, 9 May 2022 15:49:49 GMT, Richard Reingruber <rrich at openjdk.org> wrote:

> Hi,
> 
> haven't you also got issues with the assertion at [signature.cpp:185](https://github.com/openjdk/jdk/blob/fe6e0c0beba5065cca4e2e5d1a89125d5bd0dba6/src/hotspot/share/runtime/signature.cpp#L185) because the implementation of `Fingerprinter::do_type_calling_convention()` needs to be adapted?
> 
> Thanks, Richard.

We didn't have that kind of problem. Because we use two 4-byte stack slots for sub-pointer-size arguments in SharedRuntime::java_calling_convention.

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PR: https://git.openjdk.java.net/jdk/pull/8595