Эмулятор процессора Intel 8086 версия 4.05 (ENG) / asm_files / cmpsw.asm

Assembler Source Code a:link {text-decoration: none} a:visited {text-decoration: none} a:hover {text-decoration: none; color:#ff0000}     ; cmpsw.asm ; how to use cmpsw instruction to compare word strings. name "cmpsw" org 100h ; set forward direction: cld ; load source into ds:si, ; load target into es:di: mov ax, cs mov ds, ax mov es, ax lea si, dat1 lea di, dat2 ; set counter to data length in words: mov cx, size ; compare until equal: repe cmpsw jnz not_equal ; "yes" - equal! mov al, 'y' mov ah, 0eh int 10h jmp exit_here not_equal: ; "no" - not equal! mov al, 'n' mov ah, 0eh int 10h exit_here: ; wait for any key press: mov ah, 0 int 16h ret ; data vectors must have equal lengths: x1: dat1 dw 1234h, 5678h, 9012h, 3456h dat2 dw 1234h, 5678h, 9012h, 3456h size = ($ - x1) / 4

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