CSE 8383 - Advanced Computer Architecture

Week-10March 25, 2004

engr.smu.edu/~rewini/8383

Contents Students Presentations

Habib & Jason Krishan & Rabie

Midterm Solutions Programming Shared Memory

Task Creation

…

…

…

fork

join

Supervisor

Workers

Supervisor

Supervisor

Workers

Workers

Serial vs. Parallel Process

Code

Data

Stack

Code

Private Data

Private Stack

Shared Data

Communication via Shared data

Shared Data

Code

Private Data

Private Stack

Code

Private Data

Private Stack

AccessAccess

Process 1 Process 2

SynchronizationP1 P2 P3

Lock…..…..

unlock

Lock…..…..

unlock

Lock…..…..

unlockLocks

wait

wait

Barriers

Barrier

proceed

wait

Barrier

proceed

wait

Barrier

proceed

T2T0 T1

SynchronizationPoint