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1 #!/usr/bin/env python
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2
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3 import sys,re
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4 from optparse import OptionParser
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5 from timeit import Timer
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6 from pyrect.regexp import Regexp
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7 from pyrect.llvm_translator import LLVMTranslator
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8
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9 myusage = "%prog [-O] [-p] [-s string] [-r regexp] [-E]"
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10 psr = OptionParser(usage=myusage)
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11 psr.add_option("-O", action="store_true", dest="optimize", default=False, help="optimimzation")
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12 psr.add_option("-E", action="store_true", dest="execute", default=False, help="execute Module")
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13 psr.add_option("-p", action="store_true", dest="print_", default=False, help="print module")
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14 psr.add_option("-g", action="store_true", dest="debug", default=False, help="add debug stmt to module")
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15 psr.add_option("-v", action="store_true", dest="verbose", default=False, help="verbose mode")
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16 psr.add_option("-n", action="store", type="int", dest="number", default=1000, help="number of eval", metavar="INT")
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17 psr.add_option("-r", action="store", type="string", dest="regexp", default="(A|B)*C", help="regexp", metavar="FILE")
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18 psr.add_option("-s", action="store", type="string", dest="string", default="A"+"B"*500+"C", help="string", metavar="FILE")
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19 (opts, args) = psr.parse_args(sys.argv)
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20
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21 if opts.verbose: print "regexp = \"%s\", string = \"%s\", loop = %d" % (opts.regexp, opts.string, opts.number)
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22
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23 reg = Regexp(opts.regexp)
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24 llvmt = LLVMTranslator(reg)
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25 llvmt.string = opts.string
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26 llvmt.debug = opts.debug
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27 llvmt.optimize = opts.optimize
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28
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29 if opts.print_: llvmt.translate()
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30
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31 if opts.execute:
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32 print "LLVM :", Timer(setup='from __main__ import llvmt', stmt='llvmt.execute()').timeit(opts.number)
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33
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34 reg = re.compile("^%s$" % opts.regexp)
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35 print "re :", Timer(setup='from __main__ import reg', stmt='reg.search("%s")' % opts.string).timeit(opts.number)
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36
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37 reg = Regexp(opts.regexp)
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38 print "pyrect:", Timer(setup='from __main__ import reg', stmt='reg.matches("%s")' % opts.string).timeit(opts.number)
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