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Question

Consider the intermediate code given below:

1. i = 1
2. j = 1
3. t1 = 5 * i
4. t2 = t1 + j
5. t3 = 4 * t2
6. t4 = t3
7. a[t4] = –1
8. j = j + 1
9. if j <= 5 goto(3)
10. i = i + 1
11. if i < 5 goto(2)

The number of nodes and edges in the control-flow-graph constructed for the above code, respectively, are

a.

5 and 7

b.

6 and 7

c.

5 and 5

d.

7 and 8

Answer: (b).6 and 7

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Q. Consider the intermediate code given below: 1. i = 1 2. j = 1 3. t1 = 5 * i 4. t2 = t1 + j 5. t3 = 4 * t2 6. t4 = t3 7. a[t4] = –1 8. j = j + 1 9. if j <= 5 goto(3) 10....

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