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#
# dump.py
#
# Target program is executed with the given uftrace options below.
# uftrace-option: --auto-args --nest-libcall
#
# uftrace_entry and uftrace_exit are executed only for listed functions.
# UFTRACE_FUNCS = [ "foo", "bar" ]
# uftrace_begin is optional, so can be omitted.
def uftrace_begin(ctx):
print("uftrace_begin(ctx)")
print(" record : %s" % ctx["record"])
print(" version : %s" % ctx["version"])
if "cmds" in ctx:
print(" cmds : %s" % " ".join(ctx["cmds"]))
print("")
# uftrace_entry is executed at the entry of each function.
# if UFTRACE_FUNCS is defined, only the listed functions enter here.
def uftrace_entry(ctx):
_tid = ctx["tid"]
_depth = ctx["depth"]
_time = ctx["timestamp"]
# _duration = ctx["duration"] # exit only
_address = ctx["address"]
_name = ctx["name"]
unit = 10 ** 9
print("%d.%09d %7d: [entry] %s(%x) depth: %d" %
(_time / unit, _time % unit, _tid, _name, _address, _depth))
if "args" in ctx:
for i in range(len(ctx["args"])):
arg = ctx["args"][i]
print(" args[%d] %s: %s" % (i, type(arg), arg))
# uftrace_exit is executed at the exit of each function.
# if UFTRACE_FUNCS is defined, only the listed functions enter here.
def uftrace_exit(ctx):
_tid = ctx["tid"]
_depth = ctx["depth"]
_time = ctx["timestamp"]
_duration = ctx["duration"] # not used here
_address = ctx["address"]
_name = ctx["name"]
unit = 10 ** 9
print("%d.%09d %7d: [exit ] %s(%x) depth: %d" %
(_time / unit, _time % unit, _tid, _name, _address, _depth))
if "retval" in ctx:
ret = ctx["retval"]
print(" retval %s: %s" % (type(ret), ret))
# uftrace_event is executed for each event.
def uftrace_event(ctx):
_tid = ctx["tid"]
_time = ctx["timestamp"]
_address = ctx["address"]
_name = ctx["name"]
unit = 10 ** 9
print("%d.%09d %7d: [event] %s(%x)" %
(_time / unit, _time % unit, _tid, _name, _address))
# uftrace_end is optional, so can be omitted.
def uftrace_end():
print("\nuftrace_end()")
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