RFR: 8326509: Clean up JNIEXPORT in Hotspot after JDK-8017234 [v5]

[Magnus Ihse Bursie]

On Tue, 27 Feb 2024 16:11:34 GMT, Andrew Dinn <adinn at openjdk.org> wrote:

>> You can probably remove the entire function given it's an indirection to `das` anyway. I remember using it for debugging during the first stages of the Windows-AArch64 port but I've long forgotten about it.
>
> @luhenry @magicus das1 was added when we were implementing the AArch64 port in order to help us integrate the debugger support we provided when running JITted code on our AArch64 simulator into gdb. Now that we have real hardware it is redundant.

Thanks @adinn for the confirmation! I've now removed it.

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/17967#discussion_r1505045060