AMD-K6 datasheet(84/346 Pages) AMD

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Software Environment

Chapter 3

AMD-K6® Processor Data Sheet

20695H/0—March 1998

Preliminary Information

STOSW mem16, AX

ABh

long

store, alu

STOSD mem32, EAX

ABh

long

store, alu

STR mreg16

0Fh

00h

11-001-xxx

vector

STR mem16

0Fh

00h

mm-001-xxx

vector

SUB mreg8, reg8

28h

11-xxx-xxx

short

alux

SUB mem8, reg8

28h

mm-xxx-xxx

long

load, alux, store

SUB mreg16/32, reg16/32

29h

11-xxx-xxx

short

alu

SUB mem16/32, reg16/32

29h

mm-xxx-xxx

long

load, alu, store

SUB reg8, mreg8

2Ah

11-xxx-xxx

short

alux

SUB reg8, mem8

2Ah

mm-xxx-xxx

short

load, alux

SUB reg16/32, mreg16/32

2Bh

11-xxx-xxx

short

alu

SUB reg16/32, mem16/32

2Bh

mm-xxx-xxx

short

load, alu

SUB AL, imm8

2Ch

xx-xxx-xxx

short

alux

SUB EAX, imm16/32

2Dh

xx-xxx-xxx

short

alu

SUB mreg8, imm8

80h

11-101-xxx

short

alux

SUB mem8, imm8

80h

mm-101-xxx

long

load, alux, store

SUB mreg16/32, imm16/32

81h

11-101-xxx

short

alu

SUB mem16/32, imm16/32

81h

mm-101-xxx

long

load, alu, store

SUB mreg16/32, imm8 (signed ext.)

83h

11-101-xxx

short

alux

SUB mem16/32, imm8 (signed ext.)

83h

mm-101-xxx

long

load, alux, store

TEST mreg8, reg8

84h

11-xxx-xxx

short

alux

TEST mem8, reg8

84h

mm-xxx-xxx

vector

TEST mreg16/32, reg16/32

85h

11-xxx-xxx

short

alu

TEST mem16/32, reg16/32

85h

mm-xxx-xxx

vector

TEST AL, imm8

A8h

long

alux

TEST EAX, Imm16/32

A9h

long

alu

TEST mreg8, imm8

F6h

11-000-xxx

long

alux

TEST mem8, imm8

F6h

mm-000-xxx

long

load, alux

TEST mreg8, imm16/32

F7h

11-000-xxx

long

alu

TEST mem8, imm16/32

F7h

mm-000-xxx

long

load, alu

VERR mreg16

0Fh

00h

11-100-xxx

vector

VERR mem16

0Fh

00h

mm-100-xxx

vector

VERW mreg16

0Fh

00h

11-101-xxx

vector

Table 10. Integer Instructions (continued)

Instruction Mnemonic

First

Byte

Second

Byte

ModR/M

Byte

Decode

Type

RISC86®

Opcodes

AMD-K6 Datasheet(PDF) 84 Page - Advanced Micro Devices

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