COMMA -------------------------------------------------------------------------------
(1) Take a 32 bit integer from the stack.
(2) Store it to the user memory pointed to by HERE
(3) Add 4 to HERE.
previous value of HERE
|
V
+---------+---+---+---+---+---+---+---+---+-- - - - - --+------------+
| LINK | 6 | D | O | U | B | L | E | 0 | | |
+---------+---+---+---+---+---+---+---+---+-- - - - - --+------------+
len pad ^
|
new value of HERE
24