ack/mach/proto/ncg/label.c
2017-11-12 11:25:18 -05:00

48 lines
843 B
C

#include "tables.h"
#ifdef USE_TES
#include "types.h"
#include "param.h"
#include "label.h"
static label_p label_list = (label_p)0;
void
add_label(num, height, flth)
{
register label_p lbl = (label_p)0;
if (height <= 0) return;
if (flth != TRUE && flth != FALSE)
fatal("incorrect value for fallthrough");
lbl = (label_p) myalloc(sizeof(struct label));
lbl->lb_next = label_list;
lbl->lb_number = num;
lbl->lb_height = height;
lbl->lb_fallthrough = flth;
label_list = lbl;
}
label_p get_label(num)
register word num;
{
register label_p tmp = label_list;
while (tmp != (label_p)0) {
if (tmp->lb_number == num) return tmp;
tmp = tmp->lb_next;
}
return (label_p)0;
}
kill_labels()
{
label_p tmp;
while((tmp = label_list) != (label_p)0) {
label_list = label_list->lb_next;
myfree((char *)tmp);
}
}
#endif