AMD-K6-2E Datasheet, PDF (92/332 Pages) Advanced Micro Devices – AMD-K6™-2E Embedded Processor

AMD-K6™-2E Processor Data Sheet
Preliminary Information
22529B/0—January 2000
Table 12. Integer Instructions (continued)
Instruction Mnemonic
First
Byte
XCHG EAX, ESI
96h
XCHG EAX, EDI
97h
XLAT
D7h
XOR mreg8, reg8
30h
XOR mem8, reg8
30h
XOR mreg16/32, reg16/32
31h
XOR mem16/32, reg16/32
31h
XOR reg8, mreg8
32h
XOR reg8, mem8
32h
XOR reg16/32, mreg16/32
33h
XOR reg16/32, mem16/32
33h
XOR AL, imm8
34h
XOR EAX, imm16/32
35h
XOR mreg8, imm8
80h
XOR mem8, imm8
80h
XOR mreg16/32, imm16/32
81h
XOR mem16/32, imm16/32
81h
XOR mreg16/32, imm8 (signed ext.)
83h
XOR mem16/32, imm8 (signed ext.)
83h
Second
Byte
ModR/M
Byte
11-xxx-xxx
mm-xxx-xxx
11-xxx-xxx
mm-xxx-xxx
11-xxx-xxx
mm-xxx-xxx
11-xxx-xxx
mm-xxx-xxx
11-110-xxx
mm-110-xxx
11-110-xxx
mm-110-xxx
11-110-xxx
mm-110-xxx
Decode RISC86
Type Operations
long alu, alu, alu
long alu, alu, alu
vector
short alux
long load, alux, store
short alu
long load, alu, store
short alux
short load, alux
short alu
short load, alu
short alux
short alu
short alux
long load, alux, store
short alu
long load, alu, store
short alux
long load, alux, store
Table 13. Floating-Point Instructions
Instruction Mnemonic
F2XM1
FABS
FADD ST(0), ST(i)¹
FADD ST(0), mem32real
FADD ST(i), ST(0)¹
FADD ST(0), mem64real
FADDP ST(i), ST(0)¹
FBLD
FBSTP
FCHS
FCLEX
First Second
Byte Byte
D9h
F0h
D9h
F1h
D8h
D8h
DCh
DCh
DEh
DFh
DFh
D9h
E0h
DBh
E2h
ModR/M
Byte
11-000-xxx
mm-000-xxx
11-000-xxx
mm-000-xxx
11-000-xxx
mm-100-xxx
mm-110-xxx
Decode RISC86
Type Operations
short float
short float
short float
short fload, float
short float
short fload, float
short float
vector
vector
short float
vector
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