Answer to Question #40634 in Programming & Computer Science for thj

Question

Evaluate the expression: a=(b +c)* d – e in 3 and 0-Address Machines.

Answer 1

Evaluate the expression: a = (b+ c) * d – e
Solution:


3-Address Machines
add R1  b    c
mul R1  R1 d 
sub  a  R1  e
return
DEF
 
 
 
 
 
 
Let`s show DEF:
a def byte(4)
b def byte(4)
c def byte(4)
d def byte(4)
e def byte(4)
 
 
 
 
 
 
 
 
 
 
 
 
0-Address Machines
push e
push d
push c
push b
add
mul 
sub
pop a
return
DEF