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Recent questions tagged static-single-assignment

10 votes

1 answer

31

Static Single Assignment
Consider the following code segment $a=b-c$ $d=a+d$ $a=d+e$ $d=c*f$ $d=a*d$ The minimum number of total variables required to convert the above code segment to static single assignment form is _________. Answer given is 10. Should it be 9????

atul_21 asked in Compiler Design Jul 9, 2017

7.5k views

1 vote

1 answer

32

Single Static Assignment
The sum of least number of temporary variables and total variables required to create a three address code in single static assignment form for the expression a*b + c/d + e-f is .?? ( Can anyone explain how the answer is 16??? )

atul_21 asked in Compiler Design Jul 8, 2017

504 views

36 votes

4 answers

33

GATE CSE 2017 Set 1 | Question: 12
Consider the following intermediate program in three address code p = a - b q = p * c p = u * v q = p + q Which one of the following corresponds to a static single assignment form of the above code? p1 = a - b q1 = p1 * c p1 = u * v q1 = p1 + q1 p3 = a - b q4 = p3 * c p4 = ... = a - b q1 = p2 * c p3 = u * v q2 = p4 + q3 p1 = a - b q1 = p * c p2 = u * v q2 = p + q

Arjun asked in Compiler Design Feb 14, 2017

by Arjun

11.5k views

1 vote

1 answer

34

Static Variable C Initialization
Why am i not getting any error while executing the following statements? int x=20; int z=x;//error expected but not coming int main() { int y=10; static int temp=y; //Error expected but not coming temp=99;//Error expected but not coming getch(); }

rahul sharma 5 asked in Programming in C Dec 28, 2016

by rahul sharma 5

1.1k views

9 votes

1 answer

35

Convert the given Three Address Code (TAC) into Static Single Assignment (SSA) ?
$x=5$ $x=x-3$ $\textbf{if } x<3$ $\quad y=x*2$ $\quad w=y$ $\textbf{else}$ $\quad y=x-3$ $w=x-y$ $z=x+y$ Give Equivalent SSA.

papesh asked in Compiler Design Dec 17, 2016

by papesh

2.0k views

2 votes

1 answer

36

ME-Single Static Assignment
Do I have to define variables(a,b,c,d,e) in temp variable before use? Ans is 6 or 11??

KISHALAY DAS asked in Compiler Design Oct 21, 2016

by KISHALAY DAS

609 views

69 votes

12 answers

37

GATE CSE 2016 Set 1 | Question: 19
Consider the following code segment. x = u - t; y = x * v; x = y + w; y = t - z; y = x * y; The minimum number of total variables required to convert the above code segment to static single assignment form is __________.

Sandeep Singh asked in Compiler Design Feb 12, 2016

by Sandeep Singh

27.5k views

2 votes

1 answer

38

Which of the following is correct?
Which of following is correct? 1). Drawback with static allocation is that it does not support recursion. 2). Drawback with stack allocation is that, when function completes its execution it will be popped out from stack.. 3). Both are correct 4).None of above

Pooja Palod asked in Compiler Design Oct 19, 2015

827 views

80 votes

7 answers

39

GATE CSE 2015 Set 1 | Question: 55
The least number of temporary variables required to create a three-address code in static single assignment form for the expression $q + r / 3 + s - t * 5 + u * v/w$ is__________________.

makhdoom ghaya asked in Compiler Design Feb 13, 2015

by makhdoom ghaya

29.0k views

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Recent questions tagged static-single-assignment