Construct OperationIntegerPower

Performance Diagrams

Source Code with Construct

module_value1 = -1
module_value2 = 17

def calledRepeatedly():
    # Force frame and eliminate forward propagation (currently).
    module_value1

    local_value = module_value1

    s = module_value1
    t = module_value2
# construct_begin
    t = s ** t
# construct_end

    return s, t, local_value

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

print("OK.")

Source Code without Construct

module_value1 = -1
module_value2 = 17

def calledRepeatedly():
    # Force frame and eliminate forward propagation (currently).
    module_value1

    local_value = module_value1

    s = module_value1
    t = module_value2
# construct_begin



    return s, t, local_value

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

print("OK.")

Context Diff of Source Code

	Construct			Baseline
	28	local_value = module_value1		28	local_value = module_value1
	29			29
	30	s = module_value1		30	s = module_value1
	31	t = module_value2		31	t = module_value2
	32	# construct_begin		32	# construct_begin
t	33	t = s ** t	t	33
	34	# construct_end		34
	35			35
	36	return s, t, local_value		36	return s, t, local_value
	37			37
	38	import itertools		38	import itertools
	39	for x in itertools.repeat(None, 50000):		39	for x in itertools.repeat(None, 50000):

Context Diff of Generated Code

	Construct			Baseline
	220	tmp_assign_source_3 = tmp_mvar_value_4;		220	tmp_assign_source_3 = tmp_mvar_value_4;
	221	assert(var_t == NULL);		221	assert(var_t == NULL);
	222	Py_INCREF(tmp_assign_source_3);		222	Py_INCREF(tmp_assign_source_3);
	223	var_t = tmp_assign_source_3;		223	var_t = tmp_assign_source_3;
	224	}		224	}
n	225	{	n
	226	PyObject *tmp_assign_source_4;
	227	PyObject *tmp_left_name_1;
	228	PyObject *tmp_right_name_1;
	229	CHECK_OBJECT(var_s);
	230	tmp_left_name_1 = var_s;
	231	CHECK_OBJECT(var_t);
	232	tmp_right_name_1 = var_t;
	233	tmp_assign_source_4 = BINARY_OPERATION_POW_OBJECT_OBJECT_OBJECT(tmp_left_name_1, tmp_right_name_1);
	234	if (tmp_assign_source_4 == NULL) {
	235	assert(ERROR_OCCURRED());
	236
	237	FETCH_ERROR_OCCURRED(&exception_type, &exception_value, &exception_tb);
	238
	239
	240	exception_lineno = 33;
	241	type_description_1 = "ooo";
	242	goto frame_exception_exit_1;
	243	}
	244	{
	245	PyObject *old = var_t;
	246	assert(old != NULL);
	247	var_t = tmp_assign_source_4;
	248	Py_DECREF(old);
	249	}
	250
	251	}
	252			225
	253	#if 0		226	#if 0
	254	RESTORE_FRAME_EXCEPTION(frame_3a3c2871156165845b7bee28987dc5e7);		227	RESTORE_FRAME_EXCEPTION(frame_3a3c2871156165845b7bee28987dc5e7);
	255	#endif		228	#endif
	256			229
	350	var_local_value = NULL;		323	var_local_value = NULL;
	351			324
	352	Py_XDECREF(var_s);		325	Py_XDECREF(var_s);
	353	var_s = NULL;		326	var_s = NULL;
	354			327
t	355	Py_XDECREF(var_t);	t
	356	var_t = NULL;
	357
	358	// Re-raise.		328	// Re-raise.
	359	exception_type = exception_keeper_type_1;		329	exception_type = exception_keeper_type_1;
	360	exception_value = exception_keeper_value_1;		330	exception_value = exception_keeper_value_1;
	361	exception_tb = exception_keeper_tb_1;		331	exception_tb = exception_keeper_tb_1;
	362	exception_lineno = exception_keeper_lineno_1;		332	exception_lineno = exception_keeper_lineno_1;