
Chapter 3
Software Environment
81
23542A/0—September 2000
AMD-K6-2E+ Embedded Processor Data Sheet
Preliminary Information
TEST mem16/32, imm16/32
VERR mreg16
VERR mem16
VERW mreg16
VERW mem16
WAIT
WBINVD
WRMSR
XADD mreg8, reg8
XADD mem8, reg8
XADD mreg16/32, reg16/32
XADD mem16/32, reg16/32
XCHG reg8, mreg8
XCHG reg8, mem8
XCHG reg16/32, mreg16/32
XCHG reg16/32, mem16/32
XCHG EAX, EAX
XCHG EAX, ECX
XCHG EAX, EDX
XCHG EAX, EBX
XCHG EAX, ESP
XCHG EAX, EBP
XCHG EAX, ESI
XCHG EAX, EDI
XLAT
XOR mreg8, reg8
XOR mem8, reg8
XOR mreg16/32, reg16/32
XOR mem16/32, reg16/32
XOR reg8, mreg8
XOR reg8, mem8
XOR reg16/32, mreg16/32
XOR reg16/32, mem16/32
XOR AL, imm8
XOR EAX, imm16/32
F7h
0Fh
0Fh
0Fh
0Fh
9Bh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
86h
86h
87h
87h
90h
91h
92h
93h
94h
95h
96h
97h
D7h
30h
30h
31h
31h
32h
32h
33h
33h
34h
35h
mm-000-xxx
11-100-xxx
mm-100-xxx
11-101-xxx
mm-101-xxx
long
vector
vector
vector
vector
vector
vector
vector
vector
vector
vector
vector
vector
vector
vector
vector
short
long
long
long
long
long
long
long
vector
short
long
short
long
short
short
short
short
short
short
load, alu
00h
00h
00h
00h
09h
30h
C0h
C0h
C1h
C1h
11-100-xxx
mm-100-xxx
11-101-xxx
mm-101-xxx
11-xxx-xxx
mm-xxx-xxx
11-xxx-xxx
mm-xxx-xxx
limm
alu, alu, alu
alu, alu, alu
alu, alu, alu
alu, alu, alu
alu, alu, alu
alu, alu, alu
alu, alu, alu
11-xxx-xxx
mm-xxx-xxx
11-xxx-xxx
mm-xxx-xxx
11-xxx-xxx
mm-xxx-xxx
11-xxx-xxx
mm-xxx-xxx
alux
load, alux, store
alu
load, alu, store
alux
load, alux
alu
load, alu
alux
alu
Table 12. Integer Instructions (continued)
Instruction Mnemonic
First
Byte
Second
Byte
ModR/M
Byte
Decode
Type
RISC86
Operations