1 files changed, 104 insertions, 0 deletions
diff --git a/toolkit/content/tests/fennec-tile-testapp/logread.py b/toolkit/content/tests/fennec-tile-testapp/logread.py
new file mode 100644
index 0000000000..afa1fa524b
--- /dev/null
+++ b/toolkit/content/tests/fennec-tile-testapp/logread.py
@@ -0,0 +1,104 @@
+#!/usr/bin/python
+import re, sys
+
+interesting_re = re.compile("(js_Execute|CallHook) ([^ ]+) ([^ ]+ )?([^ ]+ms)")
+class Entry:
+    def __init__(self, kind, depth, file, linenum, func, timetaken):
+        self.kind = kind
+        self.depth = depth
+        self.file = file
+        self.linenum = linenum
+        self.func = func
+        self.timetaken = timetaken
+        self.calls = 0
+        self.duration = 0
+
+    def __str__(self):
+        return " ".join(map(str,[self.kind, self.depth, self.file, self.linenum, self.func, self.timetaken]))
+    
+    def id(self):
+        if self.kind == "js_Execute":
+            return self.file
+        else:
+            if self.file and self.linenum:
+                strout = "%s:%d" % (self.file, self.linenum)
+                if self.func:
+                    strout = "%s %s" % (self.func, strout)
+                return strout
+            elif self.func:
+                return self.func
+            else:
+                print("No clue what my id is:"+self)
+           
+    def call(self, timetaken):
+        self.calls += 1
+        self.duration += timetaken
+
+def parse_line(line):
+    m = interesting_re.search(line)
+    if not m:
+        return None
+
+    ms_index = line.find("ms")
+    depth = m.start() - ms_index - 3
+    kind = m.group(1)
+    func = None
+    file = None
+    linenum = None
+    if kind == "CallHook":
+        func = m.group(2)
+        file = m.group(3)
+        colpos = file.rfind(":")
+        (file,linenum) = file[:colpos], file[colpos+1:-1]
+        if linenum == "0":
+            linenum = None
+        else:
+            linenum = int(linenum)
+        offset = 1
+    else:
+        file = m.group(3)
+    
+    timetaken = None
+    try:
+        timetaken = float(m.group(4)[:-2])
+    except:
+        return None
+    return Entry(kind, depth, file, linenum, func, timetaken)
+
+def compare(x,y):
+    diff = x[1].calls - y[1].calls
+    if diff == 0:
+        return int(x[1].duration - y[1].duration)
+    elif diff > 0:
+        return 1
+    elif diff < 0:
+        return -1
+
+def frequency(ls):
+    dict = {}
+    for item in ls:
+        id = item.id()
+        stat = None
+        if not id in dict:
+            stat = dict[id] = item
+        else:
+            stat = dict[id]
+        stat.call(item.timetaken)
+
+    ls = dict.items()
+    ls.sort(compare)
+    ls = filter(lambda (_,item): item.duration > 20, ls)
+#    ls = filter(lambda (_,item): item.file and item.file.find("browser.js") != -1 and item.linenum <= 1223 and item.linenum >1067, ls)
+    for key, item in ls:
+        print(item.calls,key, str(item.duration)+"ms")
+
+def go():
+    file = sys.argv[1]
+    
+    ls = filter(lambda x: x != None, map(parse_line, open(file).readlines()))
+    
+    frequency(ls)
+    print ls[0]
+
+go()
+