The cost of write barriers

[Jonathan Barnard via Digitalmars-d]

On Sunday, 2 November 2014 at 10:30:21 UTC, Araq wrote:
>
> And I think these are meaningless results. You can see here for 
> instance what a write barrier can look like:
>
> http://psy-lob-saw.blogspot.de/2014/10/the-jvm-write-barrier-card-marking.html

Would such an implementation also be possible in a language like 
Go or D with internal/'thin' pointers?