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1. What instructions can be used so as to manipulate CF, DF and IF?

1. What instructions can be used so as to manipulate CF, DF and IF?

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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1. What instructions can be used so as to manipulate CF, DF and IF? 2. Determine the content of each of the flags after the execution of each of the following instructions. Note that the given instructions will function as a part of a program. Show your solution. INSTRUCTIONS STC STD STI MOV AL, ED MOV BL, 67 ADD AL, BL CLC MOV CL, AL MOV AL, F1 SUB CL, AL CF AF ZF SF PF OF TF DF IF 0 0 0 0 0 0 0 0 0 HINT: sub destination, source Destination - source = difference Destination = difference
Transcribed Image Text:1. What instructions can be used so as to manipulate CF, DF and IF? 2. Determine the content of each of the flags after the execution of each of the following instructions. Note that the given instructions will function as a part of a program. Show your solution. INSTRUCTIONS STC STD STI MOV AL, ED MOV BL, 67 ADD AL, BL CLC MOV CL, AL MOV AL, F1 SUB CL, AL CF AF ZF SF PF OF TF DF IF 0 0 0 0 0 0 0 0 0 HINT: sub destination, source Destination - source = difference Destination = difference
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