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-rwxr-xr-xdeps/v8/tools/process-heap-prof.py54
1 files changed, 47 insertions, 7 deletions
diff --git a/deps/v8/tools/process-heap-prof.py b/deps/v8/tools/process-heap-prof.py
index ff83952e0e..6a2c3978d2 100755
--- a/deps/v8/tools/process-heap-prof.py
+++ b/deps/v8/tools/process-heap-prof.py
@@ -40,9 +40,14 @@
# to get JS constructor profile
-import csv, sys, time
+import csv, sys, time, optparse
-def process_logfile(filename, itemname):
+def ProcessLogFile(filename, options):
+ if options.js_cons_profile:
+ itemname = 'heap-js-cons-item'
+ else:
+ itemname = 'heap-sample-item'
+
first_call_time = None
sample_time = 0.0
sampling = False
@@ -68,13 +73,48 @@ def process_logfile(filename, itemname):
print('END_SAMPLE %.2f' % sample_time)
sampling = False
elif row[0] == itemname and sampling:
- print('%s %d' % (row[1], int(row[3])))
+ print(row[1]),
+ if options.count:
+ print('%d' % (int(row[2]))),
+ if options.size:
+ print('%d' % (int(row[3]))),
+ print
finally:
logfile.close()
except:
sys.exit('can\'t open %s' % filename)
-if sys.argv[1] == '--js-cons-profile':
- process_logfile(sys.argv[2], 'heap-js-cons-item')
-else:
- process_logfile(sys.argv[1], 'heap-sample-item')
+
+def BuildOptions():
+ result = optparse.OptionParser()
+ result.add_option("--js_cons_profile", help="Constructor profile",
+ default=False, action="store_true")
+ result.add_option("--size", help="Report object size",
+ default=False, action="store_true")
+ result.add_option("--count", help="Report object count",
+ default=False, action="store_true")
+ return result
+
+
+def ProcessOptions(options):
+ if not options.size and not options.count:
+ options.size = True
+ return True
+
+
+def Main():
+ parser = BuildOptions()
+ (options, args) = parser.parse_args()
+ if not ProcessOptions(options):
+ parser.print_help()
+ sys.exit();
+
+ if not args:
+ print "Missing logfile"
+ sys.exit();
+
+ ProcessLogFile(args[0], options)
+
+
+if __name__ == '__main__':
+ sys.exit(Main())