RFR: 8217921: Runtime dead code removal

[Severin Gehwolf]

On Mon, 2019-01-28 at 22:24 +0100, Claes Redestad wrote:
> Hi,
> 
> please review this patch to remove dead code in the runtime, interpreter
> and related areas.
> 
> Bug:    https://bugs.openjdk.java.net/browse/JDK-8217921
> Webrev: http://cr.openjdk.java.net/~redestad/8217921/open.00/
> 
> Testing: tier1+2
> 
> I've taken care to check every change to ensure it's not in use by some
> platform specific code on a platform that's not built/supported by
> Oracle, but help verifying this would be greatly appreciated.
> 
> I've also checked the patch applies cleanly to a few valhalla and amber
> branches to avoid excessive merge issues.

I've verified this builds fine with the Zero config on Linux x86_64.

Thanks,
Severin