24 lines
349 B
C
24 lines
349 B
C
#include "factor.h"
|
|
|
|
CELL cons(CELL car, CELL cdr)
|
|
{
|
|
F_CONS* cons = allot(sizeof(F_CONS));
|
|
cons->car = car;
|
|
cons->cdr = cdr;
|
|
return tag_cons(cons);
|
|
}
|
|
|
|
void primitive_cons(void)
|
|
{
|
|
CELL car, cdr;
|
|
maybe_garbage_collection();
|
|
cdr = dpop();
|
|
car = dpop();
|
|
dpush(cons(car,cdr));
|
|
}
|
|
|
|
void primitive_to_cons(void)
|
|
{
|
|
type_check(CONS_TYPE,dpeek());
|
|
}
|