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annotate codeOptimizer.py @ 4:3a56cd936c59

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Cleanup some code. Add code for breaking loops in the dependency tree.
author Tom Fredrik Blenning Klaussen <bfg@blenning.no>
date Mon, 24 Sep 2012 01:16:43 +0200
parents f65c2d63ab66
children 94b1959b0108
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28b636105ed6 Working version of codeOptimizer.
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1 #!/usr/bin/env python -O
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3 import sys
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5 from Compilable import Compilable
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6 from DepGraph import DepGraph
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7 from Config import Config
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9
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10 def usage(name):
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11 print "Usage is:\n\t%s <xml configuration file> [files for analysis]" % name
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13 if len(sys.argv) < 2:
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14 usage(sys.argv[0])
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15 sys.exit(1)
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17 try:
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18 options = Config(sys.argv[1])
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19 except:
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20 print sys.argv[1] + ' is not a valid xml file'
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21 sys.exit(1)
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22
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23 infiles = sys.argv[2:]
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25 if not infiles:
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26 infiles = options.getFiles()
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28 files = {}
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29 unknown = []
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31 for file in infiles:
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32 if Compilable.acceptsFile(file):
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33 c = Compilable(file)
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34 c.setFlags(options.getCxxflags(file))
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35 files[file] = c
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36 else:
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37 unknown.append(file)
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38
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39 if len(unknown) > 0:
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40 str = ", "
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41 raise SystemExit(str.join(unknown) + " are of unknown filetype")
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42
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43 depgraph = DepGraph()
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45 for file in files:
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46 depgraph.add(files[file])
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48 for file in files:
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49 depgraph.addDependency(files[file],
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50 list(files[dep]
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51 for dep in files[file].dependencies()))
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53 files = depgraph.directedGraph()
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54 print files
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56 for file in files:
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57 if not file.worksWithoutModifications():
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58 print files[file].path
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59 raise SystemExit(file.path + " does not compile at all")
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60
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61 for file in files:
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62 removable = file.removeRemovableIncludes()
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63 if removable:
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64 print 'Removable lines in ' + file.path
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65 for r in removable:
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66 print str(r) + ' : ' + file.lines[r].rstrip()
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68 replacable = file.replaceIncludes(dict.fromkeys(removable, '\n'))
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69 if replacable:
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70 print 'Replacable lines in ' + file.path
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71 for r in replacable:
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72 print str(r) + ' : ' + file.lines[r].rstrip()