Register

Ullman (Compiler Design) Edition 2 Exercise 6.1 Question 1 (Page No. 362)

2,558 views

2 Answers

1 votes
1 votes

((x+y)−((x+y)∗(x−y))) and ((x+y)∗(x−y)) expression needed to be added together at the end. So according to me, DAG should be following...

 

User Avatar
0 votes
0 votes

DAG for the expression ((x+y)−((x+y)∗(x−y)))+((x+y)∗(x−y))

 

User Avatar
Voting & Accepting an answer helps improve the community
← PreviousNext →
← Previous in categoryNext in category →

Related questions

0 votes
0 votes
1 answer
1
admin asked Sep 7, 2019
4,831 views
Ullman (Compiler Design) Edition 2 Exercise 6.1 Question 2 (Page No. 363)
Construct the DAG and identify the value numbers for the subexpressions of the following expressions, assuming $+$ associates from the left. $a+b+(a+b)$ $a+b+a+b$ $a+a+((a+a+a+(a+a+a+a))$
Construct the DAG and identify the value numbers for the subexpressions of the following expressions, assuming $+$ associates from the left.$a+b+(a+b)$$a+b+a+b$$a+a+((a+a...
User Avatar
0 votes
0 votes
0 answers
3
admin asked Sep 7, 2019
586 views
Ullman (Compiler Design) Edition 2 Exercise 6.4 Question 1 (Page No. 384)
Add to the translation of Fig. $6.19$ rules for the following productions: $E\rightarrow E_{1}\ast E_{2}$ $E\rightarrow + E_{1}\:$(unary plus)
Add to the translation of Fig. $6.19$ rules for the following productions:$E\rightarrow E_{1}\ast E_{2}$$E\rightarrow + E_{1}\:$(unary plus)
User Avatar
0 votes
0 votes
0 answers
4
admin asked Sep 7, 2019
1,235 views
Ullman (Compiler Design) Edition 2 Exercise 6.3 Question 1 (Page No. 378)
Determine the types and relative addresses for the identifiers in the following sequence of declarations: float x; record { float x; float y; } p; record { int tag; float x; float y; } q;
Determine the types and relative addresses for the identifiers in the following sequence of declarations:float x; record { float x; float y; } p; record { int tag; float ...
User Avatar
Link Copied!