Specifications

Intel
®
64 and IA-32 Architectures Software Developer’s Manual Documentation Changes 72
Documentation Changes
0F 87 cd JNBE rel32 A Valid Valid Jump near if not below or
equal (CF=0 and ZF=0).
0F 83 cw JNC rel16 A N.S. Valid Jump near if not carry
(CF=0). Not supported in 64-
bit mode.
0F 83 cd JNC rel32 A Valid Valid Jump near if not carry
(CF=0).
0F 85 cw JNE rel16 A N.S. Valid Jump near if not equal
(ZF=0). Not supported in
64-bit mode.
0F 85 cd JNE rel32 A Valid Valid Jump near if not equal
(ZF=0).
0F 8E cw JNG rel16 A N.S. Valid Jump near if not greater
(ZF=1 or SF
≠ OF). Not
supported in 64-bit mode.
0F 8E cd JNG rel32 A Valid Valid Jump near if not greater
(ZF=1 or SF
≠ OF).
0F 8C cw JNGE rel16 A N.S. Valid Jump near if not greater or
equal (SF
≠ OF). Not
supported in 64-bit mode.
0F 8C cd JNGE rel32 A Valid Valid Jump near if not greater or
equal (SF
≠ OF).
0F 8D cw JNL rel16 A N.S. Valid Jump near if not less
(SF=OF). Not supported in
64-bit mode.
0F 8D cd JNL rel32 A Valid Valid Jump near if not less
(SF=OF).
0F 8F cw JNLE rel16 A 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 A Valid Valid Jump near if not less or
equal (ZF=0 and SF=OF).
0F 81 cw JNO rel16 A N.S. Valid Jump near if not overflow
(OF=0). Not supported in
64-bit mode.
0F 81 cd JNO rel32 A Valid Valid Jump near if not overflow
(OF=0).
0F 8B cw JNP rel16 A N.S. Valid Jump near if not parity
(PF=0). Not supported in 64-
bit mode.
0F 8B cd JNP rel32 A Valid Valid Jump near if not parity
(PF=0).
Opcode Instruction Op/
En
64-Bit
Mode
Compat/
Leg Mode
Description