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Address Value 0x2000_0100 Oxff 0x2000_0104 Oxab 0x2000_0108 0x13 0x2000_010c 0x11 ;; fragment 1 ldr add str r0, [1] r0, r0, r3 r0, [r1] ; ; fragment 2 ldr sub str Write down the destination address (if applicable), and the value store each assembly fragment. mov mul str r0, [r1,#4] r0, r0, r4 r0, [r1, #4] ;; fragment 3 ldr r0, [r1, r4,lsl #2] r5, #16 r0, r0, r5 r0, [r1, r4,lsl #2] ;; fragment 4 ldr add str Reg r1 r3 r4 r0, [r1, #8] r0, r0, #1 r0, [r1, #8] Value 0x2000_0100 0x1 0x3

Address Value 0x2000_0100 Oxff 0x2000_0104 Oxab 0x2000_0108 0x13 0x2000_010c 0x11 ;; fragment 1 ldr add str r0, [1] r0, r0, r3 r0, [r1] ; ; fragment 2 ldr sub str Write down the destination address (if applicable), and the value store each assembly fragment. mov mul str r0, [r1,#4] r0, r0, r4 r0, [r1, #4] ;; fragment 3 ldr r0, [r1, r4,lsl #2] r5, #16 r0, r0, r5 r0, [r1, r4,lsl #2] ;; fragment 4 ldr add str Reg r1 r3 r4 r0, [r1, #8] r0, r0, #1 r0, [r1, #8] Value 0x2000_0100 0x1 0x3

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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5. Assume the following values are stored at the indicated addresses and registers: Reg Value r1 0x2000_0100 r3 r4 Address Value 0x2000_0100 Oxff 0x2000_0104 Oxab 0x2000_0108 0x13 0x2000_010c 0x11 Write down the destination address (if applicable), and the value stored, for each assembly fragment. ;; fragment 1 1dr add str r0, [r1] r0, 0, r3 r0, [1] ;; fragment 2 ldr sub str mov mul str r0, [r1, #4] r0, r0, r4 r0, [r1, #4] ;; fragment 3 ldr r0, [r1, r4,lsl #2] r5, #16 r0, r0, r5 r0, [r1, r4,lsl #2] ;; fragment 4 ldr add str 0x1 0x3 r0, [r1, #8] r0, r0, #1 r0, [r1, #8]
Transcribed Image Text:5. Assume the following values are stored at the indicated addresses and registers: Reg Value r1 0x2000_0100 r3 r4 Address Value 0x2000_0100 Oxff 0x2000_0104 Oxab 0x2000_0108 0x13 0x2000_010c 0x11 Write down the destination address (if applicable), and the value stored, for each assembly fragment. ;; fragment 1 1dr add str r0, [r1] r0, 0, r3 r0, [1] ;; fragment 2 ldr sub str mov mul str r0, [r1, #4] r0, r0, r4 r0, [r1, #4] ;; fragment 3 ldr r0, [r1, r4,lsl #2] r5, #16 r0, r0, r5 r0, [r1, r4,lsl #2] ;; fragment 4 ldr add str 0x1 0x3 r0, [r1, #8] r0, r0, #1 r0, [r1, #8]
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