I mentioned this on the Perl 6 internals list. The only feedback I've gotten is from Leopold Toetsch. It's a public list, so I thought I'd let you know (in case you weren't on that list.)

Ovid <yeah, right> wrote:
> Haven't seen this mentioned here, but one person hacked up a quick
> Inline::Parrot

> http://www.perlmonks.org/index.pl?node_id=396890

Relly nice.

> It has some limitations and he's looking for feedback.

I'd use Parrot calling conventions. C<.pragma fastcall> is almost
untested.

> might help spur more Perl programmers to take a look at Parrot since it
> will be wrapped in a comfortable interface.

Yep.