34 lines
348 B
PHP
34 lines
348 B
PHP
; IN:
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; ax = number to convert
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; ds:bx = storage buffer
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; OUT:
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; ds:bx = start of converted number
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itoa:
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push ax
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push cx
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push dx
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mov cx, 10
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add bx, 5
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mov byte [bx], 0
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.convert_loop:
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test ax, ax
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jz .end
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xor dx, dx
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div cx
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add dl, '0'
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dec bx
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mov byte [bx], dl
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jmp .convert_loop
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.end:
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pop dx
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pop cx
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pop ax
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ret
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