AMD-K6 datasheet(77/346 Pages) AMD

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Chapter 3

Software Environment

20695H/0—March 1998

AMD-K6® Processor Data Sheet

Preliminary Information

MOVSX reg16/32, mem8

0Fh

BEh

mm-xxx-xxx

short

load, alu

MOVSX reg32, mreg16

0Fh

BFh

11-xxx-xxx

short

alu

MOVSX reg32, mem16

0Fh

BFh

mm-xxx-xxx

short

load, alu

MOVZX reg16/32, mreg8

0Fh

B6h

11-xxx-xxx

short

alu

MOVZX reg16/32, mem8

0Fh

B6h

mm-xxx-xxx

short

load, alu

MOVZX reg32, mreg16

0Fh

B7h

11-xxx-xxx

short

alu

MOVZX reg32, mem16

0Fh

B7h

mm-xxx-xxx

short

load, alu

MUL AL, mreg8

F6h

11-100-xxx

vector

MUL AL, mem8

F6h

mm-100-xxx

vector

MUL EAX, mreg16/32

F7h

11-100-xxx

vector

MUL EAX, mem16/32

F7h

mm-100-xxx

vector

NEG mreg8

F6h

11-011-xxx

short

alux

NEG mem8

F6h

mm-011-xxx

vector

NEG mreg16/32

F7h

11-011-xxx

short

alu

NEG mem16/32

F7h

mm-011-xxx

vector

NOP (XCHG AX, AX)

90h

short

limm

NOT mreg8

F6h

11-010-xxx

short

alux

NOT mem8

F6h

mm-010-xxx

vector

NOT mreg16/32

F7h

11-010-xxx

short

alu

NOT mem16/32

F7h

mm-010-xxx

vector

OR mreg8, reg8

08h

11-xxx-xxx

short

alux

OR mem8, reg8

08h

mm-xxx-xxx

long

load, alux, store

OR mreg16/32, reg16/32

09h

11-xxx-xxx

short

alu

OR mem16/32, reg16/32

09h

mm-xxx-xxx

long

load, alu, store

OR reg8, mreg8

0Ah

11-xxx-xxx

short

alux

OR reg8, mem8

0Ah

mm-xxx-xxx

short

load, alux

OR reg16/32, mreg16/32

0Bh

11-xxx-xxx

short

alu

OR reg16/32, mem16/32

0Bh

mm-xxx-xxx

short

load, alu

OR AL, imm8

0Ch

xx-xxx-xxx

short

alux

OR EAX, imm16/32

0Dh

xx-xxx-xxx

short

alu

OR mreg8, imm8

80h

11-001-xxx

short

alux

OR mem8, imm8

80h

mm-001-xxx

long

load, alux, store

OR mreg16/32, imm16/32

81h

11-001-xxx

short

alu

Table 10. Integer Instructions (continued)

Instruction Mnemonic

First

Byte

Second

Byte

ModR/M

Byte

Decode

Type

RISC86®

Opcodes

AMD-K6 Datasheet(PDF) 77 Page - Advanced Micro Devices

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