Intel 210200-002 manual Integer Divide

IDIV

INTEGER DIVIDE

IDIV

Encoding:

11111011w Imod111r/ml

if w = 0 then NUMR = AX, DIVR= EA, QUO = AL, REM = AH, MAX = 7FH else NUMR = DX:AX, DIVR = EA, QUO = AX, REM = OX, MAX = 7FFFH

IDIV Operands	Clocks	Transfers	Bytes	IDIV Coding Example
reg8	101-112	-	2	IOIV BL
reg16	165-184	-	2	IOIVCX
mern8	(107-118) + EA	1	2-4	IDIV DIVISOR_BYTE [SI]
mern16	(175-194) + EA	1	2-4	IDIV [BX].DIVISOR_WORD

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