1 votes 1 votes closed with the note: irrelevant I1 : R1 = 100 I4 : R4 = R1 + R3 I5 : R1 = R1 + 30 CO and Architecture co-and-architecture data-dependency + – pC asked Jan 20, 2016 • retagged Nov 13, 2017 by Arjun pC 390 views comment Share Follow See 1 comment See all 1 1 comment reply Gaterankerdev commented Jan 21, 2016 reply Follow Share Because there are no dependencies on R1. R1 is being written after it already has been used in R4. If the code was like this: R1=100+R4 Store R1 R4=R1*2 Then here there would have been a Read Write dependency as R4 is used in line 3. 0 votes 0 votes Please log in or register to add a comment.