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Viewing changes to scripts/plot-top.py

  • Committer: Michael Hope
  • Date: 2011-08-31 04:04:26 UTC
  • Revision ID: michael.hope@linaro.org-20110831040426-fjpxcmw0zmsrh8cp
Added some scripts to run the benchmarks and to plot the results.

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scripts/plot-top.py
 
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#!/usr/bin/env python
 
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"""Plot the results of benchmarking different variants of the string
 
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routines for one size.
 
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"""
 
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import libplot
 
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import pylab
 
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def main():
 
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    bytes = 64
 
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    records = libplot.parse()
 
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    records = [x for x in records if x.bytes==bytes]
 
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    variants = libplot.unique(records, 'variant')
 
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    functions = libplot.unique(records, 'function')
 
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    X = pylab.arange(len(functions))
 
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    width = 1.0/(len(X)+1)
 
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    colours = iter('bgrcmyk')
 
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    for i, variant in enumerate(variants):
 
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        heights = []
 
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        for function in functions:
 
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            matches = [x for x in records if x.variant==variant and x.function==function]
 
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            if matches:
 
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                match = matches[0]
 
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                heights.append(match.bytes*match.loops/match.elapsed)
 
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            else:
 
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                heights.append(0)
 
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        pylab.bar(X+i*width, heights, width, color=colours.next(), label=variant)
 
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    axes = pylab.axes()
 
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    axes.set_xticklabels(functions)
 
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    axes.set_xticks(X + 0.5)
 
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    pylab.legend()
 
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    pylab.grid()
 
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    pylab.show()
 
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if __name__ == '__main__':
 
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    main()
 
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