3 """Plot the performance of different variants of the string routines
12 def plot(records, bytes):
13 records = [x for x in records if x.bytes==bytes]
15 variants = libplot.unique(records, 'variant', prefer='this')
16 functions = libplot.unique(records, 'function')
18 X = pylab.arange(len(functions))
19 width = 1.0/(len(variants)+1)
21 colours = libplot.make_colours()
23 pylab.figure(1).set_size_inches((16, 12))
26 for i, variant in enumerate(variants):
29 for function in functions:
30 matches = [x for x in records if x.variant==variant and x.function==function and x.src_alignment==8]
33 vals = [match.bytes*match.loops/match.elapsed/(1024*1024) for
35 mean = sum(vals)/len(vals)
40 pylab.bar(X+i*width, heights, width, color=colours.next(), label=variant)
43 axes.set_xticklabels(functions)
44 axes.set_xticks(X + 0.5)
46 pylab.title('Performance of different variants for %d byte blocks' % bytes)
47 pylab.ylabel('Rate (MB/s)')
48 pylab.legend(loc='upper left', ncol=3)
50 pylab.savefig('top-%06d.png' % bytes, dpi=72)
53 records = libplot.parse()
55 for bytes in libplot.unique(records, 'bytes'):
60 if __name__ == '__main__':