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cache_transpose's Introduction

cache_transpose

Cache based matrix transpose. If on Linux execute "Make run" to force CPU affinity consistent results.

This source code is based on the original work done by Ian Fraser.

http://iainkfraser.blogspot.co.uk/2013/01/cache-money-hoes-attached-code.html

Output on my setup

% make run
taskset 1 ./transpose
naive: 1997 1989 1991 
cache aware: 1213 1199 1200 
cache aware2: 1031 1017 1013 
cache oblivous: 1366 1240 1244 

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