Attempting to decode: f3 6f
iclass REP_OUTSD category IOSTRINGOP ISA-extension BASE ISA-set I386
instruction-length 2
operand-width 32
effective-operand-width 32
effective-address-width 32
stack-address-width 32
iform-enum-name REP_OUTSD
iform-enum-name-dispatch (zero based) 0
iclass-max-iform-dispatch 1
Nominal opcode position 1
Nominal opcode 0x6f
Operands
# TYPE DETAILS VIS RW OC2 BITS BYTES NELEM ELEMSZ ELEMTYPE REGCLASS
# ==== ======= === == === ==== ===== ===== ====== ======== ========
0 REG0 REG0=DX SUPPRESSED R W 16 2 1 16 INT GPR
1 MEM0 (see below) SUPPRESSED CR D 32 4 1 32 INT INVALID
2 BASE0 BASE0=ESI SUPPRESSED RCW ASZ 32 4 1 32 INT GPR
3 REG1 REG1=ECX SUPPRESSED RCW ASZ 32 4 1 32 INT GPR
4 REG2 REG2=EFLAGS SUPPRESSED R INVALID 32 4 1 32 INT FLAGS
Memory Operands
0 read SEG= DS BASE= ESI/GPR ASZ0=32
MemopBytes = 4
FLAGS:
reads-rflags iopl-tst df-tst
read: df iopl mask=0x3400
written: mask=0x0
undefined: mask=0x0
ATTRIBUTES: FIXED_BASE0 NOTSX REP
REAL REP corresponding no-rep iclass: OUTSD
F3 PREFIX
Number of legacy prefixes: 1
ISA SET: [I386]