FORTH and Threaded Interpretive Languages

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Max-Gerd Retzlaff, 5. July 2008

https://entropia.de/GPN7

Jonesforth by Richard W. M. Jones

LITERALS ---------------------------------------------------------------------------- Four things not yet mentioned: (4) How do you compile a function which does anything except call other functions? : DOUBLE 2 * ; +---------------------------+-------+-------+-------+-------+-------+ | (usual header of DOUBLE) | DOCOL | LIT | 2 | * | EXIT | +---------------------------+-------+-------+-------+-------+-------+ ^ +- %esi (1) LIT grabs %esi, (2) pushes it on the stack, (3) then adds 4 to %esi. defcode "LIT",3,,LIT lodsl push %eax // push the literal number on to stack NEXT 29