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Code Issues Projects Releases Packages Wiki Activity Actions 11

Enable the profiling of C functions (builtins and extensions)

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This commit is contained in:
Nicholas Bastin 2004-03-24 21:57:10 +00:00
parent a1dde13389
commit c69ebe8d50
10 changed files with 145 additions and 15 deletions
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31
Lib/profile.py
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@ -163,6 +163,7 @@ class Profile:
self.timings = {}
self.cur = None
self.cmd = ""
self.c_func_name = ""
if bias is None:
bias = self.bias
@ -214,6 +215,9 @@ class Profile:
t = timer()
t = t[0] + t[1] - self.t - self.bias
if event == "c_call":
self.c_func_name = arg
if self.dispatch[event](self, frame,t):
t = timer()
self.t = t[0] + t[1]
@ -227,7 +231,11 @@ class Profile:
def trace_dispatch_i(self, frame, event, arg):
timer = self.timer
t = timer() - self.t - self.bias
if self.dispatch[event](self, frame,t):
if event == "c_call":
self.c_func_name = arg
if self.dispatch[event](self, frame, t):
self.t = timer()
else:
self.t = timer() - t # put back unrecorded delta
@ -238,6 +246,10 @@ class Profile:
def trace_dispatch_mac(self, frame, event, arg):
timer = self.timer
t = timer()/60.0 - self.t - self.bias
if event == "c_call":
self.c_func_name = arg
if self.dispatch[event](self, frame, t):
self.t = timer()/60.0
else:
@ -249,6 +261,9 @@ class Profile:
get_time = self.get_time
t = get_time() - self.t - self.bias
if event == "c_call":
self.c_func_name = arg
if self.dispatch[event](self, frame, t):
self.t = get_time()
else:
@ -291,6 +306,17 @@ class Profile:
timings[fn] = 0, 0, 0, 0, {}
return 1
def trace_dispatch_c_call (self, frame, t):
fn = ("", 0, self.c_func_name)
self.cur = (t, 0, 0, fn, frame, self.cur)
timings = self.timings
if timings.has_key(fn):
cc, ns, tt, ct, callers = timings[fn]
timings[fn] = cc, ns+1, tt, ct, callers
else:
timings[fn] = 0, 0, 0, 0, {}
return 1
def trace_dispatch_return(self, frame, t):
if frame is not self.cur[-2]:
assert frame is self.cur[-2].f_back, ("Bad return", self.cur[-3])
@ -333,6 +359,9 @@ class Profile:
"call": trace_dispatch_call,
"exception": trace_dispatch_exception,
"return": trace_dispatch_return,
"c_call": trace_dispatch_c_call,
"c_exception": trace_dispatch_exception,
"c_return": trace_dispatch_return,
}