[jdk21] Integrated: 8309258: RISC-V: Add riscv_hwprobe syscall

[Robbin Ehn]

On Tue, 27 Jun 2023 06:55:44 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

> Hi all,
> 
> This pull request contains a backport of commit [31b6fd77](https://github.com/openjdk/jdk/commit/31b6fd775f1c4f2841d9a52ad5f275ad446ee661) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
> 
> The commit being backported was authored by Robbin Ehn on 20 Jun 2023 and was reviewed by Feilong Jiang, Thomas Stuefe, Fei Yang and Ludovic Henry.
> 
> Thanks!

This pull request has now been integrated.

Changeset: 087d4a8c
Author:    Robbin Ehn <rehn at openjdk.org>
URL:       https://git.openjdk.org/jdk21/commit/087d4a8c041250174efcd790b6c585cc04a863a5
Stats:     583 lines in 5 files changed: 474 ins; 54 del; 55 mod

8309258: RISC-V: Add riscv_hwprobe syscall

Reviewed-by: luhenry, fyang
Backport-of: 31b6fd775f1c4f2841d9a52ad5f275ad446ee661

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PR: https://git.openjdk.org/jdk21/pull/67