Optimization_4x4_15

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Jianyu Huang edited this page Aug 11, 2016 · 5 revisions

Copy the contents of file MMult_4x4_14.c into a file named MMult_4x4_15.c and change the contents.

Change the first lines in the makefile to

OLD  := MMult_4x4_14
NEW  := MMult_4x4_15

make run

octave:3> PlotAll        % this will create the plot

This time the performance graph will look something like

And, again, we add some code that makes it so that we avoid repacking the kx4 blocks of B. Performance is now impressive!