Wow this list is fast and great at answering questions. Thank you all.

Message: 7 Date: Thu, 5 Aug 2010 20:12:17 -0300 From: Javier Pim?s <elpochodelagente@gmail.com> Subject: Re: [Pharo-project] Additional Primitives? To: Pharo-project@lists.gforge.inria.fr Message-ID: <AANLkTimAs6B4QtTJmsRGgOBvBpFqeCC0rOc4Rx-oZOcb@mail.gmail.com> Content-Type: text/plain; charset="utf-8"

There you'll have to refer to VMMaker package. The answer you want is in Interpreter class>> #initializePrimitiveTable.It says:

<snip>