IDIV

MEM0:r:v REG0=OrAX():rw:SUPP REG1=OrDX():rw:SUPP REG0=GPRv_B():r REG1=OrAX():rw:SUPP REG2=OrDX():rw:SUPP

x86_64 X86_LEGACY BINARY I86 source: xed

XED_IDIV_X86_LEGACY_ONEBYTE_F7_984579

Encoding

encoding_kindX86_LEGACY
opcode_bytesF7 F7
opcode_mapONEBYTE
mandatory_prefix-
has_modrmTrue
modrm.reg = /7/7
cpl3
raw_encoding0xF7 MOD[mm] MOD!=3 REG[0b111] RM[nnn] MODRM() 0xF7 MOD[0b11] MOD=3 REG[0b111] RM[nnn]

Operands (6)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 MEM0 MEM v R EXPLICIT MODRM_RM
1 REG0 REG RW SUPPRESSED MODRM_REG
2 REG1 REG RW SUPPRESSED MODRM_REG
3 REG2 REG R EXPLICIT MODRM_REG
4 REG3 REG RW SUPPRESSED MODRM_REG
5 REG4 REG RW SUPPRESSED MODRM_REG

Flag effects (6)

CF = UNDEFINED PF = UNDEFINED AF = UNDEFINED ZF = UNDEFINED SF = UNDEFINED OF = UNDEFINED

Micro-ops sequence (0)

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