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Viewing changes to pypy/translator/tool/benchmark.py

  • Committer: Bazaar Package Importer
  • Author(s): Alexandre Fayolle
  • Date: 2007-04-13 09:33:09 UTC
  • Revision ID: james.westby@ubuntu.com-20070413093309-yoojh4jcoocu2krz
Tags: upstream-1.0.0
Import upstream version 1.0.0

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pypy/translator/tool/benchmark.py
 
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import autopath
 
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from pypy.tool import testit
 
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from pypy.tool.udir import udir
 
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from pypy.translator.tool.cbuild import build_cfunc
 
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from pypy.translator.test.test_cltrans import global_cl, make_cl_func
 
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def benchmark(func):
 
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    try:
 
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        func = func.im_func
 
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    except AttributeError:
 
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        pass
 
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    c_func = build_cfunc(func, dot=False)
 
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    if global_cl:
 
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        cl_func = make_cl_func(func)
 
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    print "generated c-func for", func.func_name
 
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    t1 = timeit(100, func)
 
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    t2 = timeit(100, c_func)
 
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    if global_cl:
 
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        t3 = timeit(100, cl_func)
 
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    print "cpython func       ", t1, "seconds"
 
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    print "pypy/pyrex/cmodule ", t2, "seconds"
 
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    if global_cl:
 
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        print "cl (experimental)  ", t3, "seconds", global_cl
 
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def timeit(num, func, *args):
 
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    from time import time as now
 
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    start = now()
 
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    for i in xrange(num):
 
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        func(*args)
 
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    return now()-start
 
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if __name__ == '__main__':
 
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    from pypy.translator.test.snippet import sieve_of_eratosthenes
 
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    benchmark(sieve_of_eratosthenes)