What does the following Brookshear machine assembly language code snippet do? MOV 11110000 -> R1 AND R1, R2 -> R2
What does the following Brookshear machine assembly language code snippet do? MOV 11110000 -> R1 AND R1, R2 -> R2
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Transcribed Image Text:What does the following Brookshear machine assembly language code snippet do?
MOV 11110000 -> R1
AND
R1, R2 -> R2
Masks the four most significant bits of byte stored in R2
Masks the four least significant bits of byte stored in R2
Adds the contents of R1 and R2 and stores the result in R2
Stores 11110000 in R2
0000
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