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
	261	tmp_assign_source_3 = tmp_mvar_value_4;		261	tmp_assign_source_3 = tmp_mvar_value_4;
	262	assert(var_t == NULL);		262	assert(var_t == NULL);
	263	Py_INCREF(tmp_assign_source_3);		263	Py_INCREF(tmp_assign_source_3);
	264	var_t = tmp_assign_source_3;		264	var_t = tmp_assign_source_3;
	265	}		265	}
n	266	{	n
	267	PyObject *tmp_assign_source_4;
	268	PyObject *tmp_left_name_1;
	269	PyObject *tmp_right_name_1;
	270	CHECK_OBJECT(var_s);
	271	tmp_left_name_1 = var_s;
	272	CHECK_OBJECT(var_t);
	273	tmp_right_name_1 = var_t;
	274	tmp_assign_source_4 = BINARY_OPERATION_POW_OBJECT_OBJECT(tmp_left_name_1, tmp_right_name_1);
	275	if (tmp_assign_source_4 == NULL) {
	276	assert(ERROR_OCCURRED());
	277
	278	FETCH_ERROR_OCCURRED(&exception_type, &exception_value, &exception_tb);
	279
	280
	281	exception_lineno = 33;
	282	type_description_1 = "ooo";
	283	goto frame_exception_exit_1;
	284	}
	285	{
	286	PyObject *old = var_t;
	287	assert(old != NULL);
	288	var_t = tmp_assign_source_4;
	289	Py_DECREF(old);
	290	}
	291
	292	}
	293			266
	294	#if 0		267	#if 0
	295	RESTORE_FRAME_EXCEPTION(frame_c74bbcd610596b30ad3e00a287a911f8);		268	RESTORE_FRAME_EXCEPTION(frame_c74bbcd610596b30ad3e00a287a911f8);
	296	#endif		269	#endif
	297			270
	384	exception_tb = NULL;		357	exception_tb = NULL;
	385	exception_lineno = 0;		358	exception_lineno = 0;
	386			359
	387	Py_XDECREF(var_s);		360	Py_XDECREF(var_s);
	388	var_s = NULL;		361	var_s = NULL;
t	389		t
	390	Py_XDECREF(var_t);
	391	var_t = NULL;
	392			362
	393	Py_XDECREF(var_local_value);		363	Py_XDECREF(var_local_value);
	394	var_local_value = NULL;		364	var_local_value = NULL;
	395			365
	396	// Re-raise.		366	// Re-raise.