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
	153			153
	154	exception_lineno = 29;		154	exception_lineno = 29;
	155	type_description_1 = "o";		155	type_description_1 = "o";
	156	goto frame_exception_exit_1;		156	goto frame_exception_exit_1;
	157	}		157	}
t	158	}	t
	159	{
	160	PyObject *tmp_called_name_1;
	161	PyObject *tmp_call_result_1;
	162	CHECK_OBJECT(par_called);
	163	tmp_called_name_1 = par_called;
	164	frame_a064e3544c4d829f3f5edb3355b0e7d4->m_frame.f_lineno = 32;
	165	tmp_call_result_1 = CALL_FUNCTION_NO_ARGS(tmp_called_name_1);
	166	if (tmp_call_result_1 == NULL) {
	167	assert(ERROR_OCCURRED());
	168
	169	FETCH_ERROR_OCCURRED(&exception_type, &exception_value, &exception_tb);
	170
	171
	172	exception_lineno = 32;
	173	type_description_1 = "o";
	174	goto frame_exception_exit_1;
	175	}
	176	Py_DECREF(tmp_call_result_1);
	177	}		158	}
	178			159
	179	#if 0		160	#if 0
	180	RESTORE_FRAME_EXCEPTION(frame_a064e3544c4d829f3f5edb3355b0e7d4);		161	RESTORE_FRAME_EXCEPTION(frame_a064e3544c4d829f3f5edb3355b0e7d4);
	181	#endif		162	#endif