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.data vall BYTE '8' val2 BYTE '9' .code mov ah,0 al,vall ; AX = 0038h mov sub al,val2 ; AX O0FFH aas ; AX FF09H pushf save the Carry flag or al,30h ; AX = FF39H popf restore the Carry flag

.data vall BYTE '8' val2 BYTE '9' .code mov ah,0 al,vall ; AX = 0038h mov sub al,val2 ; AX O0FFH aas ; AX FF09H pushf save the Carry flag or al,30h ; AX = FF39H popf restore the Carry flag

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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Modify the Extended_Add procedure in Section 7.5.2 to add two 256-bit (32-byte) integers

. data vall BYTE '8' val2 BYTE '9' .code mov ah,0 mov al,vall ; AX 0038h sub al,val2 ; AX = 00FFH aas ; AX FF09H pushf save the Carry flag or al,30h ; AX FF39H popf restore the Carry flag
Transcribed Image Text:. data vall BYTE '8' val2 BYTE '9' .code mov ah,0 mov al,vall ; AX 0038h sub al,val2 ; AX = 00FFH aas ; AX FF09H pushf save the Carry flag or al,30h ; AX FF39H popf restore the Carry flag
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