Binding at Program Write Time

10 load 13

11 add 14

12 sto 15

13 5

14 12

15

10	load 13
11	add 14
12	sto 15
13	5
14	12
15

Binding at Compile Time/

Binding at Program Load Time

0 load A

1 add B ß Symbolic addresses are fixed up either at

2 sto C compile time or later at program load time

3 5

4 12

5

10	load 13
11	add 14
12	sto 15
13	5
14	12
15

lower bound (10)

upper bound (15)

Binding at Execution Time

0 load 3

1 add 4

2 sto 5

3 5

4 12

5

10	load 3
11	add 4
12	sto 5
13	5
14	12
15

base register (10)

limit (6)