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📄 add-license.sh(2.39 KB)
📄 bench.py(5.53 KB)
📄 fixup.py(504 B)
📄 libplot.py(2.05 KB)
📄 plot-align.py(1.97 KB)
📄 plot-sizes.py(3.48 KB)
📄 plot-top.py(1.54 KB)
📄 plot.py(3.5 KB)
📄 trim.sh(211 B)

Editing: plot-top.py

#!/usr/bin/env python

"""Plot the performance of different variants of the string routines
for one size.
"""

import libplot

import pylab

def plot(records, bytes):
    records = [x for x in records if x.bytes==bytes]

variants = libplot.unique(records, 'variant', prefer='this')
    functions = libplot.unique(records, 'function')

X = pylab.arange(len(functions))
    width = 1.0/(len(variants)+1)

colours = libplot.make_colours()

pylab.figure(1).set_size_inches((16, 12))
    pylab.clf()

for i, variant in enumerate(variants):
        heights = []

for function in functions:
            matches = [x for x in records if x.variant==variant and x.function==function and x.src_alignment==8]

if matches:
                vals = [match.bytes*match.loops/match.elapsed/(1024*1024) for
                        match in matches]
                mean = sum(vals)/len(vals)
                heights.append(mean)
            else:
                heights.append(0)

pylab.bar(X+i*width, heights, width, color=colours.next(), label=variant)

axes = pylab.axes()
    axes.set_xticklabels(functions)
    axes.set_xticks(X + 0.5)

pylab.title('Performance of different variants for %d byte blocks' % bytes)
    pylab.ylabel('Rate (MB/s)')
    pylab.legend(loc='upper left', ncol=3)
    pylab.grid()
    pylab.savefig('top-%06d.png' % bytes, dpi=72)

def main():
    records = libplot.parse()

for bytes in libplot.unique(records, 'bytes'):
        plot(records, bytes)

pylab.show()

if __name__ == '__main__':
    main()

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