Construct FunctionEmpty

Performance Diagrams

Source Code with Construct

def empty():
    pass

module_var = None

def calledRepeatedly(called):
    # Force a frame for now
    module_var

# construct_begin
    called()
# construct_end

    return called

import itertools
for x in itertools.repeat(None, 50000):
    calledRepeatedly(empty)

print("OK.")

Source Code without Construct

def empty():
    pass

module_var = None

def calledRepeatedly(called):
    # Force a frame for now
    module_var

# construct_begin



    return called

import itertools
for x in itertools.repeat(None, 50000):
    calledRepeatedly(empty)

print("OK.")

Context Diff of Source Code

	Construct			Baseline
	27	def calledRepeatedly(called):		27	def calledRepeatedly(called):
	28	# Force a frame for now		28	# Force a frame for now
	29	module_var		29	module_var
	30			30
	31	# construct_begin		31	# construct_begin
t	32	called()	t	32
	33	# construct_end		33
	34			34
	35	return called		35	return called
	36			36
	37	import itertools		37	import itertools
	38	for x in itertools.repeat(None, 50000):		38	for x in itertools.repeat(None, 50000):

Context Diff of Generated Code

	Construct			Baseline
	154			154
	155	exception_lineno = 29;		155	exception_lineno = 29;
	156	type_description_1 = "o";		156	type_description_1 = "o";
	157	goto frame_exception_exit_1;		157	goto frame_exception_exit_1;
	158	}		158	}
t	159	}	t
	160	{
	161	PyObject *tmp_called_name_1;
	162	PyObject *tmp_call_result_1;
	163	CHECK_OBJECT(par_called);
	164	tmp_called_name_1 = par_called;
	165	frame_8dfb11c645a280bb36413037e0e9a9d3->m_frame.f_lineno = 32;
	166	tmp_call_result_1 = CALL_FUNCTION_NO_ARGS(tmp_called_name_1);
	167	if (tmp_call_result_1 == NULL) {
	168	assert(ERROR_OCCURRED());
	169
	170	FETCH_ERROR_OCCURRED(&exception_type, &exception_value, &exception_tb);
	171
	172
	173	exception_lineno = 32;
	174	type_description_1 = "o";
	175	goto frame_exception_exit_1;
	176	}
	177	Py_DECREF(tmp_call_result_1);
	178	}		159	}
	179			160
	180	#if 0		161	#if 0
	181	RESTORE_FRAME_EXCEPTION(frame_8dfb11c645a280bb36413037e0e9a9d3);		162	RESTORE_FRAME_EXCEPTION(frame_8dfb11c645a280bb36413037e0e9a9d3);
	182	#endif		163	#endif