Table 29. program transfer instructions – Intel 80C188XL User Manual

Page 54

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OVERVIEW OF THE 80C186 FAMILY ARCHITECTURE

Table 2-9. Program Transfer Instructions

Conditional Transfers

JA/JNBE

Jump if above/not below nor equal

JAE/JNB

Jump if above or equal/not below

JB/JNAE

Jump if below/not above nor equal

JBE/JNA

Jump if below or equal/not above

JC

Jump if carry

JE/JZ

Jump if equal/zero

JG/JNLE

Jump if greater/not less nor equal

JGE/JNL

Jump if greater or equal/not less

JL/JNGE

Jump if less/not greater nor equal

JLE/JNG

Jump if less or equal/not greater

JNC

Jump if not carry

JNE/JNZ

Jump if not equal/not zero

JNO

Jump if not overflow

JNP/JPO

Jump if not parity/parity odd

JNS

Jump if not sign

JO

Jump if overflow

JP/JPE

Jump if parity/parity even

JS

Jump if sign

Unconditional Transfers

CALL

Call procedure

RET

Return from procedure

JMP

Jump

Iteration Control

LOOP

Loop

LOOPE/LOOPZ

Loop if equal/zero

LOOPNE/LOOPNZ

Loop if not equal/not zero

JCXZ

Jump if register CX=0

Interrupts

INT

Interrupt

INTO

Interrupt if overflow

BOUND

Interrupt if out of array bounds

IRET

Interrupt return

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