bin/find-most-repeated-functions.py

   1 #!/usr/bin/python
   2 #
   3 # Find the top 100 functions that are repeated in multiple .o files, so we can out-of-line those
   4 #
   5 #
   6
   7 import subprocess
   8 from collections import defaultdict
   9
  10 # the odd bash construction here is because some of the .o files returned by find are not object files
  11 # and I don't want xargs to stop when it hits an error
  12 a = subprocess.Popen("find instdir/program/ -name *.so | xargs echo nm --radix=d --size-sort --demangle | bash", stdout=subprocess.PIPE, shell=True)
  13
  14 #xargs sh -c "somecommand || true"
  15
  16 nameDict = defaultdict(int)
  17 with a.stdout as txt:
  18     for line in txt:
  19         line = line.strip()
  20         idx1 = line.find(" ")
  21         idx2 = line.find(" ", idx1 + 1)
  22         name = line[idx2:]
  23         nameDict[name] += 1
  24
  25 sizeDict = defaultdict(set)
  26 for k, v in nameDict.iteritems():
  27     sizeDict[v].add(k)
  28
  29 cnt = 0
  30 for k in sorted(list(sizeDict), reverse=True):
  31     print k
  32     for v in sizeDict[k]:
  33         print v
  34     cnt += 1
  35     if cnt > 100 : break
  36
  37 #first = sorted(list(sizeDict))[-1]
  38 #print first
  39
  40
  41 #include/vcl/ITiledRenderable.hxx
  42 # why is gaLOKPointerMap declared inside this header?