This repository contains material for a tutorial:

http://www.mn.uio.no/astro/forskning/aktuelt/arrangementer/gjesteforelesninger-seminarer/fredagskollokvium/2012/seljebotn.html

The code directory contains the demonstration code used during the tutorial. In addition to the list below, see the Makefile.

binary.c:

C program that demonstrates how scalars are encoded in the memory of the computer.

knapsack.c:

Solves the Knapsack problem, in order to demonstrate the the stack and the heap. Use knapsack_problem_1.txt for example input.

transpose.f90:

A program that shows off the tiling technique.

memory_benchmarks.c:

Benchmarks the memory bus bandwidth and latency. Python is used to set up the benchmark suite and plot the results.

Cache size:

sudo dmidecode -t cache

Show assembly code:

objdump -M intel -S yourfile.o

Goto & van de Geijn, Anatomy of matrix multiplication:

http://dl.acm.org/citation.cfm?id=1356053

Documentation on low-level optimization:

http://agner.org/optimize/