0 votes 0 votes CO and Architecture co-and-architecture addressing-modes numerical-answers ace-test-series + – Shankar Kakde asked Nov 2, 2018 • retagged Aug 4, 2022 by Shubham Sharma 2 Shankar Kakde 240 views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply Hemanth_13 commented Nov 2, 2018 reply Follow Share It didn't specify whether it's direct or indirect, taking direct memory will lead one memory access 0 votes 0 votes Devwritt commented Dec 11, 2018 reply Follow Share this is indirect @Hemanth_13 , if its memory indirect then 2 memory visits, if register indirect then 1 memory visit 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes Instruction: ADD R1, @A Here, @ shows its indirect addressing mode, 1. If its Memory Indirect addressing mode then Memory Visits=2(as shown below) 2.If its Register Indirect addressing mode then Memory Visits=1(as shown below) Devwritt answered Dec 11, 2018 Devwritt comment Share Follow See all 0 reply Please log in or register to add a comment.