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authorSteven Knight <knight@baldmt.com>2005-01-21 12:00:30 (GMT)
committerSteven Knight <knight@baldmt.com>2005-01-21 12:00:30 (GMT)
commit3a7fe065024f9bb6301560f62695c7f3d36a8143 (patch)
tree43dc31c3adcc426161d7c53c9a60cc9ec1d5ac35 /bin/memoicmp.py
parent0b6e3bec86b7cfe449c63094a08b8821fe17e843 (diff)
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Regain lost performance improvements by using paths instead of targets for scanner calls and re-using Binder objects for identical paths.
Diffstat (limited to 'bin/memoicmp.py')
-rw-r--r--bin/memoicmp.py73
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diff --git a/bin/memoicmp.py b/bin/memoicmp.py
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+#!/usr/bin/env python
+#
+# A script to compare the --debug=memoizer output found int
+# two different files.
+
+import sys,string
+
+def memoize_output(fname):
+ mout = {}
+ lines=filter(lambda words:
+ len(words) == 5 and
+ words[1] == 'hits' and words[3] == 'misses',
+ map(string.split, open(fname,'r').readlines()))
+ for line in lines:
+ mout[line[-1]] = ( int(line[0]), int(line[2]) )
+ return mout
+
+
+def memoize_cmp(filea, fileb):
+ ma = memoize_output(filea)
+ mb = memoize_output(fileb)
+
+ print 'All output: %s / %s [delta]'%(filea, fileb)
+ print '----------HITS---------- ---------MISSES---------'
+ cfmt='%7d/%-7d [%d]'
+ ma_o = []
+ mb_o = []
+ mab = []
+ for k in ma.keys():
+ if k in mb.keys():
+ if k not in mab:
+ mab.append(k)
+ else:
+ ma_o.append(k)
+ for k in mb.keys():
+ if k in ma.keys():
+ if k not in mab:
+ mab.append(k)
+ else:
+ mb_o.append(k)
+
+ mab.sort()
+ ma_o.sort()
+ mb_o.sort()
+
+ for k in mab:
+ hits = cfmt%(ma[k][0], mb[k][0], mb[k][0]-ma[k][0])
+ miss = cfmt%(ma[k][1], mb[k][1], mb[k][1]-ma[k][1])
+ print '%-24s %-24s %s'%(hits, miss, k)
+
+ for k in ma_o:
+ hits = '%7d/ --'%(ma[k][0])
+ miss = '%7d/ --'%(ma[k][1])
+ print '%-24s %-24s %s'%(hits, miss, k)
+
+ for k in mb_o:
+ hits = ' -- /%-7d'%(mb[k][0])
+ miss = ' -- /%-7d'%(mb[k][1])
+ print '%-24s %-24s %s'%(hits, miss, k)
+
+ print '-'*(24+24+1+20)
+
+
+if __name__ == "__main__":
+ if len(sys.argv) != 3:
+ print """Usage: %s file1 file2
+
+Compares --debug=memomize output from file1 against file2."""%sys.argv[0]
+ sys.exit(1)
+
+ memoize_cmp(sys.argv[1], sys.argv[2])
+ sys.exit(0)
+