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Intel 253666-024US User Manual

Page 550

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3-504 Vol. 2A

Jcc—Jump if Condition Is Met

INSTRUCTION SET REFERENCE, A-M

0F 8C cd

JNGE rel32

Valid

Valid

Jump near if not greater or equal (SF

OF).

0F 8D cw

JNL rel16

N.S.

Valid

Jump near if not less (SF=OF). Not

supported in 64-bit mode.

0F 8D cd

JNL rel32

Valid

Valid

Jump near if not less (SF=OF).

0F 8F cw

JNLE rel16

N.S.

Valid

Jump near if not less or equal (ZF=0 and

SF=OF). Not supported in 64-bit mode.

0F 8F cd

JNLE rel32

Valid

Valid

Jump near if not less or equal (ZF=0 and

SF=OF).

0F 81 cw

JNO rel16

N.S.

Valid

Jump near if not overflow (OF=0). Not

supported in 64-bit mode.

0F 81 cd

JNO rel32

Valid

Valid

Jump near if not overflow (OF=0).

0F 8B cw

JNP rel16

N.S.

Valid

Jump near if not parity (PF=0). Not

supported in 64-bit mode.

0F 8B cd

JNP rel32

Valid

Valid

Jump near if not parity (PF=0).

0F 89 cw

JNS rel16

N.S.

Valid

Jump near if not sign (SF=0). Not

supported in 64-bit mode.

0F 89 cd

JNS rel32

Valid

Valid

Jump near if not sign (SF=0).

0F 85 cw

JNZ rel16

N.S.

Valid

Jump near if not zero (ZF=0). Not

supported in 64-bit mode.

0F 85 cd

JNZ rel32

Valid

Valid

Jump near if not zero (ZF=0).

0F 80 cw

JO rel16

N.S.

Valid

Jump near if overflow (OF=1). Not

supported in 64-bit mode.

0F 80 cd

JO rel32

Valid

Valid

Jump near if overflow (OF=1).

0F 8A cw

JP rel16

N.S.

Valid

Jump near if parity (PF=1). Not supported

in 64-bit mode.

0F 8A cd

JP rel32

Valid

Valid

Jump near if parity (PF=1).

0F 8A cw

JPE rel16

N.S.

Valid

Jump near if parity even (PF=1). Not

supported in 64-bit mode.

0F 8A cd

JPE rel32

Valid

Valid

Jump near if parity even (PF=1).

0F 8B cw

JPO rel16

N.S.

Valid

Jump near if parity odd (PF=0). Not

supported in 64-bit mode.

0F 8B cd

JPO rel32

Valid

Valid

Jump near if parity odd (PF=0).

0F 88 cw

JS rel16

N.S.

Valid

Jump near if sign (SF=1). Not supported

in 64-bit mode.

Opcode

Instruction

64-Bit

Mode

Compat/

Leg Mode

Description