Adding gem5 source to svn.

git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1819 8c4709b5-6ec9-48aa-a5cd-a96041d1645a

simulators/gem5/util/oprofile-top.py

@@ -0,0 +1,95 @@
+#! /usr/bin/env python
+
+# Copyright (c) 2005 The Regents of The University of Michigan
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Authors: Ali Saidi
+#          Nathan Binkert
+
+# Parse sampled function profile output (quick hack).
+
+import sys
+import re
+import getopt
+from categories import *
+
+def category(app,sym):
+    if re.search("vmlinux-2.6", app):
+        name = sym
+    else:
+        name = app
+
+    if categories.has_key(name):
+        return categories[name]
+    for regexp, cat in categories_re:
+        if regexp.match(name):
+            return cat
+    print "no match for symbol %s" % name
+    return 'other'
+
+try:
+   (opts, files) = getopt.getopt(sys.argv[1:], 'i')
+except getopt.GetoptError:
+        print "usage", sys.argv[0], "[-i] <files>"
+        sys.exit(2)
+
+showidle = True
+
+for o,v in opts:
+    if o == "-i":
+        showidle = False
+print files
+f = open(files.pop())
+total = 0
+prof = {}
+linenum  = 0
+for line in f.readlines():
+    line = re.sub("\(no symbols\)", "nosym", line)
+    line = re.sub("anonymous.*", "nosym", line)
+    linenum += 1
+    if linenum < 4:
+        continue
+    (count, percent, app, sym) = line.split()
+    #total += int(count)
+    cat = category(app,sym)
+    if cat != 'idle' or showidle:
+      total += int(count)
+      prof[cat] = prof.get(cat,0) + int(count)
+
+cats = ['other', 'user', 'copy', 'bufmgt', 'stack', 'driver', 'interrupt', 'alignment' ]
+
+if showidle:
+   cats.insert(0,'idle')
+
+#syms = [(i[1], i[0]) for i in prof.items()]
+#syms.sort()
+#for i in range(len(syms)):
+#    print "%s -- %5.1f%% " % (prof[i][1], 100 * float(prof[i][0])/float(total))
+
+for d in cats:
+    if prof.has_key(d):
+        print "%s -- %5.1f%% " % (d, 100 * float(prof[d])/float(total))
+