CMOVNL

REG0=GPRv_R():cw REG1=GPRv_B():r

x86_64 X86_LEGACY APX CMOV source: xed

XED_CMOVNL_X86_LEGACY_0F_4D_546579

Encoding

encoding_kindX86_LEGACY
opcode_bytes4D
opcode_map0F
mandatory_prefix-
has_modrmTrue
cpl3
raw_encoding0x0F 0x4D MOD[0b11] MOD=3 REG[rrr] RM[nnn]

Operands (2)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 REG0 REG CW EXPLICIT MODRM_REG
1 REG1 REG R EXPLICIT MODRM_REG

Flag effects (2)

SF = READ OF = READ

Micro-ops sequence (0)

No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.