Transcript overview
A Seminar on Memory Management http://www.cs.tau.ac.il/~msagiv/courses/mm02.html Mooly Sagiv Schriber 317 msagiv@post Office Hours Wed. 10-12 1 Outline • • • • General information How to give a presentation Volunteer for October 29 Next week GC 2 General Information • Prerequisites – Compilers • Requirements – – – – Read a short introduction (October 22) Select a topic (October 22) Read short survey on GC techniques (October 29) Read a short article on presentations before preparing your presentation – Participate in seminar talks (can miss one) – Present a paper 3 Dynamic Memory Management • Essential for high level programming languages • A major source for: – Bugs – Performance bottlenecks 4 Typical Memory Layout Stack Heap AR3 AR2 AR1 AR0 5 Memory Management Techniques • Garbage collection – Standard in C#, Java, ML – Can be used in C, C++ • Escape Analysis – Allocate memory at the stack • Region Based Allocation 6 How to give a presentation • What to say and how to say it • Getting through the audience • Visual aids 7 What to say and how to say it • Communicate the Key Ideas • Don’t get bogged down in Details – The best talk make you read the paper • Structure your talk • Use Top-Down approach – – – – Introduction Body [Technicalities] The Conclusion Use Examples 8 Introduction • • • • • • Define the problem Motivate the audience Introduce terminology Discuss earlier work Emphasize the contributions [Provide a road map] Use Examples 9 The body • • • • • Abstract the major results Explain the significance of the results Explain the main techniques Use enlightening examples Demonstrations are welcome 10 [Technicalities] • Expert only part • Show something really interesting beyond the paper/tool 11 The Conclusion • Hindsight is clearer than Foresight • Give open problems/further work • Indicate that your talk is over 12 Know your audience • Background 13 Getting through the Audience • • • • • • • Use Repetitions Remind, don’t assume Don’t over-run Maintain Eye Contact Control your voice Control your motion Take care of your appearance 14 Visual Aids • • • • • • • PowerPoint transparencies Don’t overload transparencies Don’t use too many transparencies Use Overlays Properly Use Color Effectively Use Pictures and Tables The blackboard can be used too 15 Don’t overload transparencies • The input of the • Arbitrary input program can be • Prime number x arbitrary. – The next prime y • Let x be a prime number, i.e., all the numbers z<x do not divide x. y be the next prime number, i.e., etc. 16 Use overlays (im)properly • Item 1 – Item 1.1 – Item 1.2 • Item 2 – Item 2.1 • Item 2.1.1 17 Use colors properly • Item 1 • Item 2 • Item 3 18 http://www.cs.tau.ac.il/~msagiv/courses/mm02.html 19