[aarch64-port-dev ] Review Request JDK-8175819: OS name and arch in JMOD files should match the values as in the bundle name

[Andrew Haley]

On 04/04/17 16:12, mark.reinhold at oracle.com wrote:
> The trouble here is that "arm64" and "aarch64" are effectively synonyms
> for the ISA, but in the JDK we've wound up using them as the names of
> two different ports.
> 
> A JMOD file built for the 64-bit ARM architecture will (one hopes) run
> equally well on either port.  Which name should we use in JMOD files,
> "arm64" or "aarch64"?  My sense is that "arm64" is more immediately
> understood by developers at large even if "aarch64" is more correct
> in the eyes of ARM Holdings plc, but I could be wrong.

I think that you are wrong.

> For what it's worth, the Linux distros aren't consistent: Debian-based
> distros use "arm64", while Red Hat / Fedora seem to prefer "aarch64".

The name of the processor architecture is "AArch64".  The name of the
Linux kernel architecture is "arm64"; the name of all of userspace is
"aarch64", on all distros.  The kernel is out of step here, for no
better reason than Linus Torvalds didn't like "aarch64".

Andrew.