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
	266	tmp_assign_source_3 = tmp_mvar_value_4;		266	tmp_assign_source_3 = tmp_mvar_value_4;
	267	assert(var_t == NULL);		267	assert(var_t == NULL);
	268	Py_INCREF(tmp_assign_source_3);		268	Py_INCREF(tmp_assign_source_3);
	269	var_t = tmp_assign_source_3;		269	var_t = tmp_assign_source_3;
	270	}		270	}
n	271	{	n
	272	PyObject *tmp_assign_source_4;
	273	PyObject *tmp_left_name_1;
	274	PyObject *tmp_right_name_1;
	275	CHECK_OBJECT(var_s);
	276	tmp_left_name_1 = var_s;
	277	CHECK_OBJECT(var_t);
	278	tmp_right_name_1 = var_t;
	279	tmp_assign_source_4 = BINARY_OPERATION_POW_OBJECT_OBJECT( tmp_left_name_1, tmp_right_name_1 );
	280	if ( tmp_assign_source_4 == NULL )
	281	{
	282	assert(ERROR_OCCURRED());
	283
	284	FETCH_ERROR_OCCURRED(&exception_type, &exception_value, &exception_tb);
	285
	286
	287	exception_lineno = 33;
	288	type_description_1 = "ooo";
	289	goto frame_exception_exit_1;
	290	}
	291	{
	292	PyObject *old = var_t;
	293	assert(old != NULL);
	294	var_t = tmp_assign_source_4;
	295	Py_DECREF(old);
	296	}
	297
	298	}
	299			271
	300	#if 0		272	#if 0
	301	RESTORE_FRAME_EXCEPTION(frame_d7200350a690d93ae116a90937147470);		273	RESTORE_FRAME_EXCEPTION(frame_d7200350a690d93ae116a90937147470);
	302	#endif		274	#endif
	303			275
	390	exception_tb = NULL;		362	exception_tb = NULL;
	391	exception_lineno = 0;		363	exception_lineno = 0;
	392			364
	393	Py_XDECREF(var_s);		365	Py_XDECREF(var_s);
	394	var_s = NULL;		366	var_s = NULL;
t	395		t
	396	Py_XDECREF(var_t);
	397	var_t = NULL;
	398			367
	399	Py_XDECREF(var_local_value);		368	Py_XDECREF(var_local_value);
	400	var_local_value = NULL;		369	var_local_value = NULL;
	401			370
	402	// Re-raise.		371	// Re-raise.