Le lundi 24 septembre 2007 à 11:29 +0200, forum@x9c.fr a écrit :
> While developping OCaml-Java, I had to reverse-engineer this  
> information.
> I produced two pdf files available at http://cadmium.x9c.fr/ 
> downloads.html :
> 	- caml-formats.pdf describes both the marshalled data format and the  
> bytecode file format;
> 	- caml-instructions.pdf describes all the instructions used by the  
> OCaml VM.

Thank you, this is exactly what I was looking for. Someone also gave a
link to this page in an answer not forwarded to the list (I send it here
for references):
http://cristal.inria.fr/~lebotlan/docaml_html/french/ or
http://cristal.inria.fr/~lebotlan/docaml_html/english/

Mathias