[lworld] RFR: 8374810: [lworld] Generate COH archives [v2]

[Coleen Phillimore]

On Fri, 9 Jan 2026 21:36:22 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> This change both enables the UseCompactObjectHeaders archives for valhalla and fixes the test that looks for the archives.  Testing with tier1-3 with --enable-preview and -XX:+UseCompactObjectHeaders.
>
> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Rename CDS archive from valhalla to preview.

Thank you for reviewing, Fred, and to everyone else in discussion that agreed on the new archive name.

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

PR Comment: https://git.openjdk.org/valhalla/pull/1871#issuecomment-3739312989