Comp 220 - Computer Organization (Spring 2023)

Introductory Information

Syllabus
Dive into Systems - online book for introductory explanations of some course content.
MARS - MIPS Assembler and Runtime Simulator; IDE for running MIPS/SPIM. From our friends at Missouri State University.
Compiler Explorer - see what your C++ code looks like in Assembly.
Computer for sale!
Image of laptop motherboard - with labels
Image of another laptop motherboard - no labels
Simpler parts of motherboard - with labels
End of Moore's Law - article from MIT Technology Review.
How transistors work - short YouTube video.
Cosmic Rays Can Flip Bits! - video on how cosmic rays can impact ICs due to the latter's increasingly tiny size.
Figures from Chapter 3 (Arithmetic).
Figures from Appendix B (Circuits).
Logisim 2.7.1 - circuit simulator (Java JAR file).
IEEE 754 Floating Point Converter
IEEE Floating Point Standard 754.
MIPS Procedure Conventions - a nice document pilfered from our friends at the University of Washington.
Figures from Chapter 4.
Figures from Chapter 5.

Photos from the Arithmeum Museum in Bonn, Germany.

And more from the London Science Museum.

Measurements and Units
Chapter 1 problems
Eight Great Ideas in Computer Architecture.
Figure 1.16 (pdf) - clock rate and power over time to 2018 (from text).
Figure 1.17 (pdf) - processor performance over time to 2018 (from text).
42 Year Trend - processor performance over time to 2017.
SPIM Quick Reference
example1.s - simplest little assembly program.
handout2.s - some basic math in assembly.
example2.s - same as the previous, but with comments.
handout2messy.s - same as above, but with no spacing.
example3.s - arrays in SPIM (What? Already??).
example4.s - branches/jumps, version 1.
example5.s - branches/jumps, version 2.
example6.s - using branch as a loop.
example7.s - branching with inequality.
example8.s - using left and right shifts.
boolean algebra rules/theorems.
Flowchart of Booth's Algorithm.
Flowchart for unsigned binary division.
example9.s - arithmetic with floating point values.
example10.cpp - sample C++ program containing a short function.
example10.s - assembly version of example10.cpp using a basic procedure.
example11.cpp - C++ program that has two functions.
example11.s - assembly version of example11.cpp that shows the use of frames to store the activation stack.
floatInt.s - converting from floating point to integer, and an example of selection statement with floats.
Comparison of latencies in computer components

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