Specifications

Intel
®
64 and IA-32 Architectures Software Developer’s Manual Documentation Changes 31
Documentation Changes
Opcode Instruction Op/
En
64-Bit
Mode
Compat/
Leg Mode
Description
0F 4C /r CMOVL r16, r/m16 A Valid Valid Move if less (SF≠ OF).
0F 4C /r CMOVL r32, r/m32 A Valid Valid Move if less (SF
≠ OF).
REX.W + 0F 4C
/r
CMOVL r64, r/m64 A Valid N.E. Move if less (SF
≠ OF).
0F 4E /r CMOVLE r16, r/m16 A Valid Valid Move if less or equal (ZF=1
or SF
≠ OF).
0F 4E /r CMOVLE r32, r/m32 A Valid Valid Move if less or equal (ZF=1
or SF
≠ OF).
REX.W + 0F 4E
/r
CMOVLE r64, r/m64 A Valid N.E. Move if less or equal (ZF=1
or SF
≠ OF).
0F 46 /r CMOVNA r16, r/m16 A Valid Valid Move if not above (CF=1 or
ZF=1).
0F 46 /r CMOVNA r32, r/m32 A Valid Valid Move if not above (CF=1 or
ZF=1).
REX.W + 0F 46
/r
CMOVNA r64, r/m64 A Valid N.E. Move if not above (CF=1 or
ZF=1).
0F 42 /r CMOVNAE r16,
r/m16
A Valid Valid Move if not above or equal
(CF=1).
0F 42 /r CMOVNAE r32,
r/m32
A Valid Valid Move if not above or equal
(CF=1).
REX.W + 0F 42
/r
CMOVNAE r64,
r/m64
A Valid N.E. Move if not above or equal
(CF=1).
0F 43 /r CMOVNB r16, r/m16 A Valid Valid Move if not below (CF=0).
0F 43 /r CMOVNB r32, r/m32 A Valid Valid Move if not below (CF=0).
REX.W + 0F 43
/r
CMOVNB r64, r/m64 A Valid N.E. Move if not below (CF=0).
0F 47 /r CMOVNBE r16,
r/m16
A Valid Valid Move if not below or equal
(CF=0 and ZF=0).
0F 47 /r CMOVNBE r32,
r/m32
A Valid Valid Move if not below or equal
(CF=0 and ZF=0).
REX.W + 0F 47
/r
CMOVNBE r64,
r/m64
A Valid N.E. Move if not below or equal
(CF=0 and ZF=0).
0F 43 /r CMOVNC r16, r/m16 A Valid Valid Move if not carry (CF=0).
0F 43 /r CMOVNC r32, r/m32 A Valid Valid Move if not carry (CF=0).
REX.W + 0F 43
/r
CMOVNC r64, r/m64 A Valid N.E. Move if not carry (CF=0).
0F 45 /r CMOVNE r16, r/m16 A Valid Valid Move if not equal (ZF=0).
0F 45 /r CMOVNE r32, r/m32 A Valid Valid Move if not equal (ZF=0).
REX.W + 0F 45
/r
CMOVNE r64, r/m64 A Valid N.E. Move if not equal (ZF=0).
0F 4E /r CMOVNG r16, r/m16 A Valid Valid Move if not greater (ZF=1
or SF
≠ OF).