CS271

•C

OM

PUTER

AR

CH

ITECTU

RE A

ND

ASSEM

BLYLA

NG

UA

GE

–Bruce D

’Am

brosio - 107 Dearborn, 7-5563

•dam

brosi@cs.orst.edu

–A

rvind Guruprasad, guruprar@

cs.orst.edu–

Text: Tannenabum, Structured C

omputer O

rg. 4 ed.

Syllabus

•Functional organization of digital com

puters.–

Com

ponents, Logic-level, MicroA

rchitecture, ISA•

OS &

Assem

bly language–

addressing, stacks, argument passing, arithm

etic operations,decisions, m

acros, modularization, linkers and debuggers.

•Prereq: C

S 161, MTH

231•

Written H

omew

ork: weekly, 10%

•Program

ming: 10%

(2 assignments ?)

•2 Q

uizzes: 5% each

•2 M

idterms: 15%

each•

Final: 40%

Schedule

6.4 - 6.5, 7.19

710

Holiday

6.1 - 6.38

Midterm

25.6 - 5.7

75.1 - 5.5

64.2 - 4.7

5M

idterm 1

3.5, 4.14

3.1 - 3.43

22

Quiz

11

Notes

Chapter

Week

History

The Difference Engine

Ada Lovelace

ENIA

C

Von N

eumann and IA

S

IBM - 1960s

1401

7094

PDP-8

IBM 360

•Microprogram

med

•Family

•Multiprogram

The VLSI revolution

•4004

•8008

•8080

•8088

•8086

•80286

•80386

•80486

•Pentium

•PII

•PIII

•PIV

•…

Exponential Grow

th

• Machine code

• Single-thread OS

• Multi-thread

• On-line

• Graphical U

I

• Multi-m

edia

• Virtual R

eality (?)

Com

puter Organization

The layered model

Layered Machine m

odel

Digital Logic Level

•Logical A

bstractionof physical hardw

are•

Basic elements are

gates.•

How

are gatescom

posed?

MicroA

rchitecture

•R

egisters•

Datapaths

•Functional U

nits–

ALU

•First view

of entirem

achine - sort of

Instruction Set Architecture

•Instruction-visibleregisters

•Instruction-view

ofstorage

•Instruction-available operations

•Instruction w

ordform

at

ISA V

iew of C

PU (C

ont’d)

Operating System

Level

•Storagem

anagement

–M

emory

–Files

•Program

s•

Processes•

Com

munication

Assem

bly Language Level•

Symbolic language

–K

eywords

–N

ame m

anagement

–Pseudo-O

perations•

Meta-language

–m

acros

000010100001111001001100

Limit: WORD 2A: ADD R1, R0 CMP R0, Limit BLT A

Basics of software developm

ent

•Program

development environm

ent–

Assem

bler–

Linker–

Loader–

Debugger