Group 2 表:

prefix
opcode
ModRM.reg
000
001
010
011
100
101
110
111
Group 2
n/a
c0
rol Eb, Ib
ror Eb, Ib
rcl Eb, Ib
rcr Eb, Ib
shl/sal Eb, Ib
shr Eb, Ib
shl/sal Eb, Ib
sar Eb, Ib
c1
rol Ev, Ib
ror Ev, Ib
rcl Ev, Ib
rcr Ev, Ib
shl/sal Ev, Ib
shr Ev, Ib
shl/sal Ev, Ib
sar Ev, Ib
d0
rol Eb, 1
ror Eb, 1
rcl Eb, 1
rcr Eb, 1
shl/sal Eb, 1
shr Eb, 1
shl/sal Eb, 1
sar Eb, 1
d1
rol Ev, 1
ror Ev, 1
rcl Ev, 1
rcr Ev, 1
shl/sal Ev, 1
shr Ev, 1
shl/sal Ev, 1
sar Ev, 1
d2
rol Eb, CL
ror Eb, CL
rcl Eb, CL
rcr Eb, CL
shl/sal Eb, CL
shr Eb, CL
shl/sal Eb, CL
sar Eb, CL
d3
rol Ev, CL
ror Ev, CL
rcl Ev, CL
rcr Ev, CL
shl/sal Ev, CL
shr Ev, CL
shl/sal Ev, CL
sar Ev, CL