CS208 Introduction to Computer Systems
Monday, 16 February 2026

+ Zoos
- Have you started?
- Write down
    - where are you stuck right now?
    - what's confusing?

+ Function-calling
- what is rip?
- what is rsp?
- what happens when the program executes "call phase_1"?
- what happens when the program executes "ret"
- compare
    - the stuff just after the start of a function
    - the stuff just before ret

+ Quiz Friday
- what does call do?
- what does ret do?