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dump-trace.py adapted to ProtoStream

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git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1297 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
This commit is contained in:
hellwig
2012-06-05 11:34:33 +00:00
parent 15d659500b
commit 18fdd87c8c
1 changed files with 28 additions and 15 deletions
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43
core/plugins/tracing/dump-trace.py
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@ -5,30 +5,43 @@
import trace_pb2
import sys
import struct
if len(sys.argv) != 2:
print "Usage:", sys.argv[0], "tracefile.pb"
sys.exit(-1)
trace = trace_pb2.Trace()
trace_event = trace_pb2.Trace_Event()
# Read trace
try:
f = open(sys.argv[1], "rb")
trace.ParseFromString(f.read())
f.close()
f = open(sys.argv[1], "rb")
except IOError:
print sys.argv[1] + ": Could not open file."
sys.exit(-1)
# This works for any type of pb message:
#print trace
while 1:
# Read trace length
try:
lengthNO = f.read(4)
if len(lengthNO) == 0:
break
except IOError:
print "Could not read data from file"
# More compact dump for traces:
for event in trace.event:
if not event.HasField("memaddr"):
print "IP {0:x}".format(event.ip)
else:
print "MEM {0} {1:x} width {2:d} IP {3:x}".format(
"R" if event.accesstype == trace_pb2.Trace.Event.READ else "W",
event.memaddr, event.width, event.ip)
# Read Trace-Event
length = struct.unpack('!I', lengthNO)[0]
trace_event.ParseFromString(f.read(length))
# This works for any type of pb message:
#print trace_event
# More compact dump for traces:
if not trace_event.HasField("memaddr"):
print "IP {0:x}".format(trace_event.ip)
else:
print "MEM {0} {1:x} width {2:d} IP {3:x}".format(
"R" if trace_event.accesstype == trace_pb2.Trace_Event.READ else "W",
trace_event.memaddr, trace_event.width, trace_event.ip)
f.close()