ROL

REG0=GPRv_B():rw:v IMM0:r:IMPL:b

x86_64 X86_LEGACY ROTATE APX_F_N3 source: xed

XED_ROL_GPRv_ONE_APX_N3

Encoding

encoding_kindX86_LEGACY
opcode_bytesD1
opcode_mapONEBYTE
mandatory_prefix-
has_modrmTrue
modrm.reg = /0/0
vex_l0
requires_modelong
attributesAPX_NF IMPLICIT_ONE
exception_classAPX-EVEX-INT
cpl3
raw_encodingEVV 0xD1 VNP MAP4 MOD[0b11] MOD=3 UBIT=1 REG[0b000] RM[nnn] ND=0 NF=1 VL128 mode64 NOEVSR ZEROING=0 EVAPX() ONE()

Operands (2)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 REG0 REG v RW EXPLICIT MODRM_REG
1 IMM0 IMM b R IMPLICIT IMM

Micro-ops sequence (0)

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